CN113771897A - subway air conditioner - Google Patents

Abstract

Translated fromChinese

本发明公开了一种地铁空调，包括机壳以及安装于机壳的空调系统和控制系统，空调系统用于调节地铁车厢内部温度，控制系统用于控制空调系统，控制系统包括第一控制单元、第二控制单元以及开关单元，第一控制单元用于控制空调系统，第二控制单元用于与车体控制系统连接并将车体控制系统的控制信号反馈至第一控制单元，开关单元用于与车体动力系统连接以控制空调系统、第一控制单元以及第二控制单元的开关。本发明的地铁空调，通过将空调系统和控制系统都安装在机壳上，实现地铁空调的机电一体化，避免占用地铁的可乘空间，从而提升地铁的运载能力，同时也能降低地铁空调的故障率和材料成本。

The invention discloses a subway air conditioner, comprising a casing, an air-conditioning system and a control system installed on the casing. The air-conditioning system is used to adjust the temperature inside a subway car, and the control system is used to control the air-conditioning system. The control system includes a first control unit, a control system, and a control system. A second control unit and a switch unit, the first control unit is used to control the air conditioning system, the second control unit is used to connect with the vehicle body control system and feed back the control signal of the vehicle body control system to the first control unit, and the switch unit is used to The switch is connected with the vehicle body power system to control the air conditioning system, the first control unit and the second control unit. The subway air conditioner of the present invention realizes the mechanical and electrical integration of the subway air conditioner by installing the air conditioning system and the control system on the casing, avoids occupying the subway space, thereby improving the carrying capacity of the subway, and at the same time, it can also reduce the subway air conditioner. Failure rates and material costs.

Description

Subway air conditioner

Technical Field

The invention relates to the technical field of air conditioners, in particular to a subway air conditioner.

Background

The rail transit train refers to a type of transportation means, such as a subway, a train, etc., in which a vehicle needs to travel on a specific rail. With the continuous development of rail transit in China, trains become one of the most common traveling modes of people. In order to ensure the riding comfort of passengers, an air conditioner is generally installed at the top of the train for controlling the temperature in the passenger compartment.

The subway air conditioner generally comprises an air conditioning system and a control unit, wherein the air conditioning system is installed at the top of a subway, a control cabinet is arranged in a passenger area of the subway, and the control unit is installed in the control cabinet. Set up the switch board in the passenger area of subway, not only can occupy the space that can take of subway, reduce subway carrying capacity, when air conditioning system is connected with the control unit moreover, need use more intermediate member to connect, consequently can increase fault rate and material cost.

Disclosure of Invention

In view of this, the invention provides a subway air conditioner capable of realizing electromechanical integration.

A subway air conditioner comprising:

a housing;

the air conditioning system is arranged on the shell and is used for adjusting the temperature inside the subway carriage;

the control system is installed in the casing, control system includes first control unit, second control unit and switch unit, first control unit is used for controlling air conditioning system, the second control unit be used for with automobile body control system be connected and with automobile body control system's control signal feedback extremely first control unit, the switch unit is used for being connected with automobile body driving system in order to control air conditioning system first control unit and the switch of second control unit.

In some embodiments, the casing is provided with a first cavity for accommodating the first control unit, an air return opening communicated with the first cavity for allowing air inside a subway car to enter the first cavity, and an air supply opening for allowing air with the temperature reduced by the air conditioning system to enter the car, and at least part of the air moving to the air supply opening through the air return opening flows through the first control unit.

In some embodiments, the casing defines a longitudinal direction and a transverse direction, the longitudinal direction is parallel to the running direction of the subway, the transverse direction is perpendicular to the running direction of the subway, two air return openings are provided, the two air return openings respectively penetrate through two transverse sides of the bottom wall of the first cavity and are spaced from each other, and the first control unit is arranged on the bottom wall of the first cavity and is located between the two air return openings.

In some embodiments, a bottom of the first control unit is provided with a heat sink, and at least part of the air introduced into the first cavity through the two air return openings flows through the heat sink.

In some embodiments, the air conditioning system includes forced draught blower and two compressors, first the control unit includes along the horizontal interval arrange in two compressor the control unit and a fan the control unit between the return air inlet, the fan the control unit is located between two compressor the control unit is used for controlling the forced draught blower, two compressor the control unit is used for controlling respectively two compressors, the fan the control unit is used for controlling the forced draught blower, two compressor the control unit with the bottom of fan the control unit is equipped with respectively the radiator, every the radiator all includes a plurality of fin.

In some embodiments, the cooling fins on the bottom of the compressor control unit are distributed in parallel at longitudinal intervals, and the cooling fins on the bottom of the fan control unit are distributed in parallel at transverse intervals.

In some embodiments, the air conditioning system includes an evaporator and a blower, the evaporator includes a first evaporator and a second evaporator respectively located at two longitudinal sides of the first cavity, the air supply ports include a first air supply port and a second air supply port, the first air supply port is located at a longitudinal outer side of the first evaporator away from the first cavity, the second air supply port is located at a longitudinal outer side of the second evaporator away from the first cavity, and the blower includes a first blower located at the first air supply port and a second blower located at the second air supply port.

In some embodiments, the casing is further provided with a second cavity and a third cavity respectively located at two longitudinal sides of the first cavity, the first air supply outlet penetrates through a bottom wall of the second cavity, the second air supply outlet penetrates through a bottom wall of the third cavity, the first air blower is contained in the second cavity, and the second air blower is contained in the third cavity.

In some embodiments, the casing is provided with a fresh air channel communicating the first cavity with the outside of the subway air conditioner, the fresh air channel includes an air inlet, a first air duct, a fresh air port and a second air duct, the first air duct and the second air duct are laterally spaced from each other, the fresh air port is located outside the third cavity and communicates the first air duct and the second air duct, the air inlet communicates the first air duct with the outside of the subway air conditioner, and the second air duct communicates with the first cavity.

In some embodiments, the second cavity, the first cavity, and the third cavity are sequentially distributed at intervals along a longitudinal direction, the second cavity is located in front of the first cavity along a running direction of the subway, and the second control unit and the switch unit are disposed at one end of the casing close to the second cavity.

In some embodiments, the enclosure defines a longitudinal direction and a transverse direction, the longitudinal direction is parallel to the running direction of the subway, the transverse direction is perpendicular to the running direction of the subway, the second control unit is a weak-current unit, the switch unit is a strong-current unit, and the second control unit and the switch unit are arranged on two transverse sides of the enclosure at intervals. According to the scheme provided by the invention, the air conditioning system and the control system are both arranged on the shell, so that the mechanical and electrical integration of the subway air conditioner is realized, the occupied space of the subway is avoided, the carrying capacity of the subway is improved, and the failure rate and the material cost of the subway air conditioner can be reduced.

Drawings

Fig. 1 is a schematic structural diagram of a subway air conditioner according to an embodiment of the present invention;

fig. 2 is a schematic structural view of the subway air conditioner shown in fig. 1 when a top cover is not installed;

FIG. 3 is a top view of FIG. 2;

FIG. 4 is a schematic bottom view of FIG. 2;

FIG. 5 is a schematic view of the first cover plate and the first access cover plate shown in FIG. 1, with the first access cover plate in an open position;

fig. 6 is a decorative illustration of the second maintenance cover and a portion of the top cover shown in fig. 1, with the second maintenance cover in an open position.

In the figure: 1. a subway air conditioner; 11. a bottom case; 12. a top cover; 101. a first cavity; 102. a second cavity; 103. a third cavity; 121. a first cover plate; 122. a second cover plate; 123. a third cover plate; 13. a seal member; 21. a compressor; 22. a first evaporator; 23. a second evaporator; 24. a first blower; 25. a second blower; 26. a condenser; 27. a condensing fan; 14. a partition plate; 104. a first sub-cavity; 105. a second subchamber; 31. a first control unit; 32. a second control unit; 33. a switch unit; 34. a connector; 311. a compressor control unit; 312. a fan control unit; 313. a heat sink; 106. an air return opening; 107. a first air supply outlet; 108. a second air supply outlet; 112. a concave cavity; 109. an air inlet; 110. a first air duct; 111. a second air duct; 28. a first filter screen; 124. a first through hole; 15. a first maintenance cover plate; 29. a second filter screen; 126. a second through hole; 16. a second service cover plate.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.

It should be noted that all directional indicators (such as upper, lower, left, right, front, back, inner, outer, top, bottom … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components in a specific posture (as shown in the figure), and if the specific posture is changed, the directional indicator is changed accordingly.

It will also be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Referring to fig. 1 and 2, a subway air conditioner 1 according to an embodiment of the present invention is installed at a suitable portion (e.g., a roof) of a subway to adjust a temperature in a compartment of the subway. The subway air conditioner 1 comprises a shell fixed to a subway, an air conditioning system and a control system, wherein the air conditioning system is installed on the shell, the air conditioning system is used for adjusting the temperature in a subway carriage, and the control system is electrically connected with the air conditioning system so as to control the air conditioning system to work.

The chassis comprises abottom shell 11 and atop cover 12, wherein thebottom shell 11 is fixed to the subway, the air conditioning system and the control system are both installed on thebottom shell 11, and thetop cover 12 covers thebottom shell 11, so that the air conditioning system and the control system are both accommodated in the chassis, and the air conditioning system and the control system are protected.

The machine shell defines a longitudinal direction and a transverse direction, wherein the longitudinal direction is parallel to the running direction of the subway, and the transverse direction is perpendicular to the running direction of the subway.

Thebottom shell 11 is provided with afirst cavity 101, asecond cavity 102 and athird cavity 103, wherein thefirst cavity 101, thesecond cavity 102 and thethird cavity 103 are arranged with upward openings along the longitudinal direction, and thesecond cavity 102 and thethird cavity 103 are respectively located at two longitudinal sides of thefirst cavity 101 and are both communicated with thefirst cavity 101.

Thetop cover 12 includes afirst cover plate 121 covering thefirst cavity 101, asecond cover plate 122 covering thesecond cavity 102, and athird cover plate 123 covering thethird cavity 103, and thefirst cover plate 121, thesecond cover plate 122, and thethird cover plate 123 are all rotatably connected to thebottom case 11. Through rotatingfirst apron 121,second apron 122 andthird apron 123 and installing to drainpan 11, when the component in certain cavity breaks down in three cavities, the operating personnel can select to rotate and open corresponding apron, need not take off whole apron, makes things convenient for the operating personnel to operate.

As shown in fig. 2, sealing members 13 are disposed between thefirst cover plate 121, thesecond cover plate 122, and thethird cover plate 123 and thebottom case 11, and the three sealing members 13 respectively surround the peripheries of thefirst cavity 101, thesecond cavity 102, and thethird cavity 103 to enhance the sealing performance of thefirst cavity 101, thesecond cavity 102, and thethird cavity 103.

The air conditioning system includes a compressor 21, an evaporator including afirst evaporator 22 and a second evaporator 23, a blower including afirst blower 24 and asecond blower 25, and a condensing unit including a condenser 26 and a condensing fan 27. Thefirst evaporator 22 and the second evaporator 23 are respectively located at two longitudinal sides of thefirst cavity 101, thefirst blower 24 is accommodated in thesecond cavity 102, thesecond blower 25 and the compressor 21 are accommodated in thethird cavity 103, and the condenser 26 and the condensing fan 27 are located at one longitudinal side of thethird cavity 103 far away from thefirst cavity 101.

Thefirst evaporator 22 may be entirely housed in thefirst cavity 101 or thesecond cavity 102, or may be partially housed in thefirst cavity 101 and partially housed in thesecond cavity 102.

A partition plate 14 is arranged in thethird cavity 103, thethird cavity 103 is divided into a first sub-cavity 104 and a second sub-cavity 105 by the partition plate 14, the second sub-cavity 105 is located between the first sub-cavity 104 and thefirst cavity 101 and is communicated with thefirst cavity 101, the compressor 21 is contained in the first sub-cavity 104, and thesecond blower 25 is contained in the second sub-cavity 105.

In this application, thefirst blower 24, thesecond blower 25 and the condensing fan 27 are all variable frequency fans, thefirst evaporator 22 and the second evaporator 23 are all variable frequency evaporators, the compressor 21 is a variable frequency compressor 21, and the condenser 26 is a variable frequency condenser 26. The air conditioning system adopts frequency conversion components, so that the energy consumption of the subway air conditioner 1 is effectively reduced.

Referring to fig. 2 and 3, the control system includes a first control unit 31, asecond control unit 32 and aswitch unit 33, the first control unit 31 is used for controlling the compressor 21, the blower and the condensing fan 27 of the condensing unit of the air conditioning system, thesecond control unit 32 is connected to the vehicle body control system on the subway and feeds back the control signal of the vehicle body control system to the first control unit 31 to control the first control unit 31, and theswitch unit 33 is connected to the vehicle body power system (i.e. the power supply) to control the first control unit 31, thesecond control unit 32 and the on and off of the blower, the compressor 21 and the condensing fan 27 of the air conditioning system. During operation, the vehicle body control system transmits a control signal to thesecond control unit 32, and the first control unit 31 collects the control signal from thesecond control unit 32 and controls the operation of the compressor 21, the blower, and the condensing fan 27 according to the control signal. Through with air conditioning system, the first control unit 31 of control air conditioning system, be connected with thesecond control unit 32 of control first control unit 31 with automobile body control system, and be connected with automobile body driving system in order to control air conditioning system, theswitch unit 33 of first control unit 31 andsecond control unit 32 all integrates on the casing, realize subway air conditioner 1's mechatronics, avoid occupying the riding space of subway, thereby promote the carrying capacity of subway, also reduce the fault rate and the material cost of subway air conditioner 1 simultaneously.

The first control unit 31 is accommodated in thefirst cavity 101, thefirst evaporator 22 is located between the first control unit 31 and thefirst blower 24, and the second evaporator 23 is located between the first control unit 31 and thesecond blower 25. The first control unit 31 includes acompressor control unit 311 and afan control unit 312, thecompressor control unit 311 and thefan control unit 312 are arranged at intervals in the transverse direction, thecompressor control unit 311 is used for controlling the compressor 21, and thefan control unit 312 is used for controlling thefirst blower 24, thesecond blower 25, and the condensing fan 27.

In this application, the number of the compressors 21 and thecompressor control units 311 is two, the two compressors 21 are accommodated in the first sub-cavity 104, the twocompressor control units 311 are accommodated in thefirst cavity 101 and are spaced from each other along the transverse direction, thefan control unit 312 is spaced between the twocompressor control units 311, and eachcompressor control unit 311 is connected with one compressor 21 to control the operation of thecompressor control unit 311.

The bottom of the twocompressor control units 311 and the bottom of thefan control unit 312 are both provided with a radiator, each radiator comprises a plurality of radiating fins 313 which are spaced from each other, and the radiating fins 313 can increase the contact area with air, so that the radiating efficiency of thecompressor control unit 311 and thefan control unit 312 is enhanced, and the normal work and the service life of thecompressor control unit 311 and thefan control unit 312 are ensured.

In the present application, theswitch unit 33 is a strong current unit, thesecond control unit 32 is a weak current unit, and theswitch unit 33 and thesecond control unit 32 are respectively located at two lateral sides of thesecond cavity 102 to increase the distance therebetween, so as to reduce the electromagnetic interference between theswitch unit 33 and thesecond control unit 32, and ensure that theswitch unit 33 and thesecond control unit 32 can both work normally.

In the running direction of the subway, thesecond cavity 102 is located at the foremost end of thebottom case 11, that is, thesecond cavity 102 is located in front of thefirst cavity 101, and thesecond control unit 32 and theswitch unit 33 are distributed at both lateral sides of thesecond cavity 102, so that thesecond control unit 32 and theswitch unit 33 are also located at the foremost end of thebottom case 11. Connectors 34 are further respectively arranged on two lateral sides of the foremost end ofbottom case 11,second control unit 32 is connected with a vehicle body control system through one connector 34, and switchunit 33 is connected with a vehicle body power system through the other connector 34.

Thesecond chamber 102 is provided at both lateral sides thereof withcavities 112 communicating with thesecond chamber 102, respectively, thesecond control unit 32 is installed in one of thecavities 112, and theswitch unit 33 is installed in theother cavity 112. The air cooled into thesecond cavity 102 can enter into the twocavities 112, so as to lower the temperature of thesecond control unit 32 and theswitch unit 33, and ensure that thesecond control unit 32 and theswitch unit 33 can work normally.

In the present application, thesecond control unit 32 includes components such as a controller, a frequency converter, and an lo module, and theswitch unit 33 includes components such as a contactor and a power switch.

Referring to fig. 2 to 4, the casing is provided with anair return opening 106 and an air supply opening, the air return opening 106 is communicated with the interior of the subway car, the air in the interior of the subway car can enter the casing, and the air supply opening can send the cooled air in the casing into the interior of the subway car, so as to adjust the temperature in the interior of the subway car.

The air return opening 106 penetrates through the bottom wall of thefirst cavity 101 to communicate with thefirst cavity 101. The air supply ports comprise a firstair supply port 107 and a secondair supply port 108, the firstair supply port 107 penetrates through the bottom wall of thesecond cavity 102 so as to be communicated with thesecond cavity 102, the position of the firstair supply port 107 corresponds to the position of the firstair supply blower 24 in thesecond cavity 102, the secondair supply port 108 penetrates through the bottom wall of thethird cavity 103 so as to be communicated with thethird cavity 103, and the position of the secondair supply port 108 corresponds to the position of the secondair supply blower 25 in thethird cavity 103. When thefirst blower 24 and thesecond blower 25 are operated, air in a subway car can be sucked into thefirst cavity 101 through theair return opening 106, then flows through thecompressor control unit 311, thefan control unit 312 and radiators at the bottoms of thecompressor control unit 311 and thefan control unit 312, takes away heat of thecompressor control unit 311 and thefan control unit 312, moves to thefirst evaporator 22 and the second evaporator 23, exchanges heat with thefirst evaporator 22 and the second evaporator 23, enters thesecond cavity 102 and thethird cavity 103 after the temperature is reduced, and finally is discharged from the firstair supply opening 107 and the secondair supply opening 108 on the bottom walls of thesecond cavity 102 and thethird cavity 103 to enter the subway car.

In the illustrated embodiment, twoair return openings 106 are provided, and the twoair return openings 106 respectively penetrate through the two lateral sides of the bottom wall of thefirst cavity 101 and are respectively located at the lateral outer sides of the two compressors 21.

The specific arrangement of the heat dissipation fins 313 is not limited, and in the illustrated embodiment, the plurality of heat dissipation fins 313 of the heat sink at the bottom of the twocompressor control units 311 are distributed in parallel at intervals in the longitudinal direction, and the heat dissipation fins 313 of the heat sink at the bottom of thefan control unit 312 are distributed in parallel at intervals in the transverse direction. After the air inside the subway car enters thefirst cavity 101 from the twoair return openings 106, under the action of thefirst blower 24 and thesecond blower 25, the air moves from the side portion of thefirst cavity 101 to the middle portion, i.e., moves along the transverse direction, flows through thecompressor control unit 311 and the radiator at the bottom thereof, and moves to theblower control unit 312 and the radiator at the bottom thereof, the air changes the moving direction, moves towards the directions of thefirst evaporator 22 and the second evaporator 23, i.e., moves along the longitudinal direction, and enters thesecond cavity 102 and thethird cavity 103 after exchanging heat with thefirst evaporator 22 and the second evaporator 23. The radiating fins 313 at the bottom of thecompressor control unit 311 are distributed in parallel along the longitudinal direction at intervals, and the radiating fins 313 at the bottom of thefan control unit 312 are distributed along the transverse direction at intervals, so that the air flow is facilitated, and the wind resistance is reduced.

The casing is also provided with a fresh air channel for allowing outside air to enter the subway air conditioner 1, the fresh air channel comprises anair inlet 109, afirst air channel 110, a fresh air port and asecond air channel 111, thefirst air channel 110 and thesecond air channel 111 extend longitudinally and are transversely spaced from each other, thefirst air channel 110 is located between thebottom shell 11 and thetop cover 12, thesecond air channel 111 is located inside thebottom shell 11, the fresh air port is communicated with thefirst air channel 110 and thesecond air channel 111, theair inlet 109 is communicated with thefirst air channel 110 and the outside (namely, the outside of the subway air conditioner 1), and thesecond air channel 111 is communicated with thefirst cavity 101. When thefirst blower 24 and thesecond blower 25 are operated, outside air can be sucked into thefirst air duct 110 through theair inlet 109, then sequentially flows through the fresh air inlet and thesecond air duct 111, finally enters thefirst cavity 101, is mixed with air entering thefirst cavity 101 from the interior of the subway car, and then exchanges heat with the evaporator.

In the illustrated embodiment, theair inlet 109 is located on the lateral outer side of thefirst cavity 101, the fresh air inlet is located on the lateral outer side of thethird cavity 103, thefirst air duct 110 extends from theair inlet 109 to the fresh air inlet, and thesecond air duct 111 is located on the lateral outer side of thethird cavity 103 and extends from the fresh air inlet to thefirst cavity 101, so that the fresh air duct is integrally U-shaped, and thus the refrigeration effect of the subway air conditioner 1 is prevented from being affected by too much air entering thefirst cavity 101 from the outside.

In the illustrated embodiment, two fresh air channels are symmetrically arranged on two lateral sides of the housing, and the two fresh air channels are respectively communicated with two lateral sides of thefirst cavity 101.

Referring to fig. 1 and 5, two first filter screens 28 are installed in thefirst cavity 101, the two first filter screens 28 are respectively located between the first control unit 31 and thefirst evaporator 22 and between the first control unit 31 and the second evaporator 23, one of the first filter screens 28 is attached to thefirst evaporator 22, and the other first filter screen 28 is attached to the second evaporator 23. The air in thefirst cavity 101 can firstly pass through the first filter screen 28 in the process of moving towards thefirst evaporator 22 and the second evaporator 23, the first filter screen 28 can filter the air passing through the first filter screen 28, partial bacteria and dust in the air are filtered, and the cleanness of the air in the subway carriage is favorably maintained.

Thefirst cover plate 121 of thetop cover 12 is provided with a first throughhole 124 corresponding to the first filter screen 28, and thefirst cover plate 121 is rotatably provided with a firstprotective cover plate 15 covering the first throughhole 124. When carrying out daily maintenance to first filter screen 28, the operation personnel can overturn and open first dimension protectingcover plate 15, then take out first filter screen 28, need not openfirst apron 121, also need not take off wholetop cap 12, make things convenient for the operation of operation personnel.

Referring to fig. 1 and 6, thesecond filter screen 29 is installed at the fresh air inlet, thesecond filter screen 29 covers the fresh air inlet, when outside air enters thefirst cavity 101, the outside air passes through thesecond filter screen 29, thesecond filter screen 29 can filter the air passing through the second filter screen, so as to filter out partial bacteria, dust and the like in the air, and the air inside the subway car is kept clean.

Thebottom shell 11 is detachably mounted on thesecond filter screen 29, thetop cover 12 is provided with a second throughhole 126 and a secondmaintenance cover plate 16 covering the second throughhole 126 corresponding to thesecond filter screen 29, and the secondmaintenance cover plate 16 is rotatably connected with thetop cover 12. When the operation personnel carried out daily maintenance at degreesecond filter screen 29, can overturn and open second dimension protectingcover plate 16, then take outsecond filter screen 29, need not take off wholetop cap 12, make things convenient for the operation of operation personnel.

According to the subway air conditioner, the air conditioning system and the control system are arranged on the shell, so that the electromechanical integration of the subway air conditioner is realized, the occupied space of the subway is avoided, the carrying capacity of the subway is improved, and the failure rate and the material cost of the subway air conditioner can be reduced.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims (11)

Translated fromChinese

1.一种地铁空调，其特征在于，包括：1. a subway air conditioner, is characterized in that, comprises:机壳；chassis;空调系统，安装于所述机壳并用于调节地铁车厢内部温度；an air-conditioning system, installed in the casing and used to adjust the temperature inside the subway car;控制系统，安装在所述机壳内，所述控制系统包括第一控制单元、第二控制单元以及开关单元，所述第一控制单元用于控制所述空调系统，所述第二控制单元用于与车体控制系统连接并将所述车体控制系统的控制信号反馈至所述第一控制单元，所述开关单元用于与车体动力系统连接以控制所述空调系统、所述第一控制单元以及所述第二控制单元的开关。a control system, installed in the casing, the control system includes a first control unit, a second control unit and a switch unit, the first control unit is used to control the air conditioning system, and the second control unit is used for The switch unit is used for connecting with the vehicle body control system and feeding back the control signal of the vehicle body control system to the first control unit, and the switch unit is used for connecting with the vehicle body power system to control the air conditioning system, the first A control unit and a switch of the second control unit.2.根据权利要求1所述的地铁空调，其特征在于，所述机壳设有收容所述第一控制单元的第一腔体、与所述第一腔体连通以用于供地铁车厢内部的空气进入所述第一腔体的回风口、以及用于供经由所述空调系统降低温度后的空气进入所述车厢内部的送风口，至少部分经由所述回风口运动至所述送风口的空气流经所述第一控制单元。2 . The subway air conditioner according to claim 1 , wherein the casing is provided with a first cavity for accommodating the first control unit, and communicates with the first cavity for supplying the interior of the subway car. 3 . The air return port of the air entering the first cavity, and the air supply port for the air whose temperature has been lowered by the air conditioning system to enter the interior of the vehicle compartment, at least partially move to the air supply port through the air return port Air flows through the first control unit.3.根据权利要求2所述的地铁空调，其特征在于，所述机壳定义一纵向和一横向，所述纵向与地铁的运行方向平行，所述横向与地铁的运行方向垂直，所述回风口设有两个，两个所述回风口分别贯穿设于所述第一腔体的底壁的横向两侧并相互间隔，所述第一控制单元设置在所述第一腔体的底壁上并位于两个所述回风口之间。3 . The subway air conditioner according to claim 2 , wherein the casing defines a longitudinal direction and a lateral direction, the longitudinal direction is parallel to the running direction of the subway, the lateral direction is perpendicular to the running direction of the subway, and the back and forth is parallel to the running direction of the subway. There are two air vents, and the two air return vents are respectively arranged on the lateral sides of the bottom wall of the first cavity and spaced apart from each other, and the first control unit is provided on the bottom wall of the first cavity. up and between the two return air vents.4.根据权利要求3所述的地铁空调，其特征在于，所述第一控制单元的底部设有散热器，至少部分经由两个所述回风口引入所述第一腔体的空气流经所述散热器。4 . The subway air conditioner according to claim 3 , wherein a radiator is provided at the bottom of the first control unit, and at least part of the air introduced into the first cavity through the two air return ports flows through the air conditioner. 5 . mentioned radiator.5.根据权利要求4所述的地铁空调，其特征在于，所述空调系统包括送风机和两个压缩机，所述第一控制单元包括沿横向间隔排布于两个所述回风口之间的两个压缩机控制单元和一个风机控制单元，所述风机控制单元位于所述两个压缩机控制单元之间并用于控制所述送风机，所述两个压缩机控制单元分别用于控制所述两个压缩机，所述风机控制单元用于控制所述送风机，所述两个压缩机控制单元与所述风机控制单元的底部分别设有所述散热器，每个所述散热器都包括多个散热片。5 . The subway air conditioner according to claim 4 , wherein the air conditioning system comprises a blower and two compressors, and the first control unit comprises a horizontally spaced air conditioner between the two air return ports. 6 . Two compressor control units and one fan control unit, the fan control unit is located between the two compressor control units and is used to control the blower, and the two compressor control units are respectively used to control the two compressor control units. a compressor, the fan control unit is used to control the blower, the radiators are respectively provided at the bottoms of the two compressor control units and the fan control unit, and each of the radiators includes a plurality of heat sink.6.根据权利要求5所述的地铁空调，其特征在于，所述压缩机控制单元的底部的散热片沿纵向间隔平行分布，所述风机控制单元的底部的散热片沿横向间隔平行分布。6 . The subway air conditioner according to claim 5 , wherein the cooling fins at the bottom of the compressor control unit are distributed in parallel along longitudinal intervals, and the cooling fins at the bottom of the fan control unit are parallel distributed along lateral intervals. 7 .7.根据权利要求3所述的地铁空调，其特征在于，所述空调系统包括蒸发器和送风机，所述蒸发器包括分别位于所述第一腔体纵向两侧的第一蒸发器和第二蒸发器，所述送风口包括第一送风口和第二送风口，所述第一送风口位于所述第一蒸发器远离所述第一腔体的纵向外侧，所述第二送风口位于所述第二蒸发器远离所述第一腔体的纵向外侧，所述送风机包括设于所述第一送风口位置的第一送风机和设于所述第二送风口位置的第二送风机。7 . The subway air conditioner according to claim 3 , wherein the air conditioning system comprises an evaporator and a blower, and the evaporator comprises a first evaporator and a second evaporator respectively located on both longitudinal sides of the first cavity. 8 . The evaporator, the air supply port includes a first air supply port and a second air supply port, the first air supply port is located at the longitudinal outer side of the first evaporator away from the first cavity, and the second air supply port is located at the The second evaporator is far away from the longitudinal outer side of the first cavity, and the blower includes a first blower arranged at the position of the first air supply port and a second blower arranged at the position of the second air supply port.8.根据权利要求7所述的地铁空调，其特征在于，所述机壳还设有分别位于所述第一腔体的纵向两侧的第二腔体和第三腔体，所述第一送风口贯穿设于所述第二腔体的底壁，所述第二送风口贯穿设于所述第三腔体的底壁，所述第一送风机收容于所述第二腔体，所述第二送风机收容于所述第三腔体。8 . The subway air conditioner according to claim 7 , wherein the casing is further provided with a second cavity and a third cavity respectively located on both longitudinal sides of the first cavity, and the first cavity The air supply port penetrates through the bottom wall of the second cavity, the second air supply port penetrates through the bottom wall of the third cavity, the first blower is accommodated in the second cavity, and the The second blower is accommodated in the third cavity.9.根据权利要求8所述的地铁空调，其特征在于，所述机壳设有连通所述第一腔体与所述地铁空调外部的新风通道，所述新风通道包括进风口、第一风道、新风口以及第二风道，所述第一风道和所述第二风道沿横向相互间隔，所述新风口位于所述第三腔体的外侧并连通所述第一风道和所述第二风道，所述进风口连通所述第一风道和所述地铁空调外部，所述第二风道与所述第一腔体相连通。9 . The subway air conditioner according to claim 8 , wherein the casing is provided with a fresh air channel connecting the first cavity and the outside of the subway air conditioner, and the fresh air channel comprises an air inlet, a first air The first air duct and the second air duct are spaced apart from each other in the lateral direction, and the new air duct is located outside the third cavity and communicates with the first air duct and the second air duct. The second air duct and the air inlet communicate with the first air duct and the outside of the subway air conditioner, and the second air duct communicates with the first cavity.10.根据权利要求8所述的地铁空调，其特征在于，所述第二腔体、所述第一腔体以及所述第三腔体沿纵向依次间隔分布，沿地铁的运行方向，所述第二腔体位于所述第一腔体的前方，所述第二控制单元和所述开关单元设于所述机壳靠近所述第二腔体的一端。10 . The subway air conditioner according to claim 8 , wherein the second cavity, the first cavity and the third cavity are distributed at intervals along the longitudinal direction, and along the running direction of the subway, the The second cavity is located in front of the first cavity, and the second control unit and the switch unit are arranged at one end of the casing close to the second cavity.11.根据权利要求1所述的地铁空调，其特征在于，所述机壳定义一纵向和一横向，所述纵向与地铁的运行方向平行，所述横向与地铁的运行方向垂直，所述第二控制单元为弱电单元，所述开关单元为强电单元，所述第二控制单元和所述开关单元间隔布置于所述机壳的横向两侧。11. The subway air conditioner according to claim 1, wherein the casing defines a longitudinal direction and a transverse direction, the longitudinal direction is parallel to the running direction of the subway, the lateral direction is perpendicular to the running direction of the subway, and the first The second control unit is a weak current unit, the switch unit is a strong current unit, and the second control unit and the switch unit are arranged on both lateral sides of the casing at intervals.

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