The content of the invention
Based on this, it is necessary to use Modbus/Profibus to communicate between the power distribution cabinet of the prior art, cause to operateA kind of cumbersome technical problem, there is provided power distribution cabinet.
The present invention provides a kind of power distribution cabinet, including：Cabinet and the cabinet looped network being arranged in the cabinet, the cabinetBody looped network includes looped network cable and at least one loop switching machine connected by the looped network cable, the looped network cable with it is everyThe input terminal connection of a loop switching machine, the output terminal of the loop switching machine are connected by adapter and ethernet controllerConnect；
Each adapter includes the jack module and modular plug of pluggable connection, and one end of the jack module leads toThe output terminal that adapter cable is crossed with the loop switching machine is connected, and one end of the other end and the modular plug can plug companyConnect, the other end of the modular plug is connected with the ethernet controller；
After the modular plug is inserted into jack module, the modular plug is connected with the loop switching machine, when describedAfter jack module extraction, the jack module for being pulled out modular plug is bypassed modular plug by the loop switching machine.
Further, the input terminal of the loop switching machine includes first input end and the second input terminal, and the loop is cutThe output terminal changed planes includes the first output terminal and the second output terminal, and the loop switching machine further includes：Multiplex separator, instituteStating looped network cable includes the first looped network cable being connected with the first input end and be connected with second input terminal theTwo looped network cables；
The jack module includes the first Ethernet socket and the second Ethernet socket, the modular plug include first withToo net plug and the second Ethernet plug；
The adapter cable include the first adapter cable for being connected with first output terminal of one end and one end andSecond adapter cable of the second output terminal connection, the other end of the first adapter cable and first EthernetSocket connects, and the other end of the second adapter cable is connected with the second Ethernet socket；
The input terminal of the first looped network cable and the second looped network cable respectively with the multiplexing separator connectsConnect, the output terminal of the first adapter cable and the second adapter cable respectively with the multiplexing separator connectsConnect；
After the modular plug is inserted into jack module, the first Ethernet plug is inserted into first Ethernet and insertsSeat, the second Ethernet plug are inserted into the second Ethernet socket, are inserted into more corresponding to the jack module of modular plugRoad multiplexing separator connects the first corresponding looped network cable with the first adapter cable, by the second corresponding looped network cableConnected with the second adapter cable；
After the modular plug is extracted from jack module, the first Ethernet plug is from the first Ethernet socketExtract, the second Ethernet plug is extracted from the second Ethernet socket, pulled the plug out of the socket corresponding to the jack module of moduleMultiplexing separator by the first corresponding looped network cable and the disconnection of the first adapter cable, by the second corresponding looped networkCable disconnects with the second adapter cable, connects the first corresponding looped network cable with the second looped network cable.
Further, the first looped network cable includes the first looped network cable signal wire and the first looped network cable power supplyLine, the second looped network cable include the second looped network cable signal wire and the second looped network cable power cord；
The loop switching machine further includes power circuit；
The input terminal of the first looped network cable power cord and the second looped network cable power cord and the power circuitConnection, the output terminal of the power circuit are connected with the power end of the multiplexing separator；
The first looped network cable signal wire and the second looped network cable signal wire are separated with the multiplexing respectivelyThe input terminal connection of device.
Further, the first adapter cable includes the first adapter cable signal wire and the first adapter cableDetection line, the second adapter cable include the second adapter cable signal wire and the second adapter cable detection line；
The loop switching machine further includes detection circuit；
Described first adapter cable detection line one end is connected with the first input end of the detection circuit, the other end and instituteThe connection of the first Ethernet socket is stated, described second adapter cable detection line one end and the second input terminal of the detection circuit connectConnect, the other end is connected with the second Ethernet socket, the output terminal of the detection circuit and the multiplexing separatorControl terminal connects；
Described first adapter cable signal wire one end with it is described multiplexing separator output terminal be connected, the other end andThe first Ethernet socket connection, described second adapter cable signal wire one end and the output of the multiplexing separatorEnd connection, the other end are connected with the second Ethernet socket；
When the detection circuit detects that the first adapter cable detection line is detected with the second adapter cableWhen line connects, to the multiplexing separator output communications signals, the separator that multiplexes is by the first looped network netLine connects with the first adapter cable signal wire, by the second looped network cable and the second adapter cable signal wireConnection；
When the detection circuit detects that the first adapter cable detection line is detected with the second adapter cableWhen line disconnects, to the multiplexing separator output cut-off signal, the separator that multiplexes is by the first corresponding ringNet cable and the first adapter cable disconnect, by the second corresponding looped network cable and the disconnection of the second adapter cable, by pairThe the first looped network cable answered is connected with the second looped network cable.
Further, the built-in ethernet controller and the drawer type unit of the modular plug are further included, it is describedDrawer type unit and the cabinet can plug be connected, when the drawer type unit is inserted into the cabinet, the built-in plugModule is inserted into the jack module, and when the drawer type unit extracts the cabinet, the built-in modular plug is from describedJack module is extracted.
Further：
The jack module includes：Socket casing with socket cavity, the first Ethernet socket, the second Ethernet are insertedSeat, and the receptacle cover plate of the covering socket cavity rear end, the first Ethernet socket and the second Ethernet socket houseIn in the socket cavity；
The modular plug include with the plug casing of plug cavity, the first Ethernet plug, the second Ethernet plug,And the plug deck of the covering plug cavity front end, the first Ethernet plug and the second Ethernet plug are placed in instituteState in plug cavity.
Further:
The jack module further includes the guide plate for being arranged on the socket cavity front end, and the guide plate, which is equipped with, to be oriented toJack；
The modular plug further includes the first bullet being arranged between the first Ethernet plug and the plug deckSpring and the second spring being arranged between the second Ethernet plug and the plug deck.
Further, the jack module buckle for being clamped with the cabinet is additionally provided with the Socket casing, it is describedThe modular plug buckle for being clamped with the drawer type unit is additionally provided with plug casing.
Further, lead is equipped with the plug cavity, is equipped with the socket cavity and matches somebody with somebody with the leadClose the pilot hole being oriented to.
Further, side plate through-hole is offered on one of drawer type unit side plate of the drawer type unit, instituteState after plug casing partially passes through the side plate through-hole, connect with the plug casing backing plate being fixed on the drawer type unit side plateConnect, the drawer type unit side plate is placed between the plug casing and the plug casing backing plate, the plug casing backing plateIt is equipped with least two and is used for the backing plate through hole that long strip type shrapnel passes through, the both ends of the long strip type shrapnel leads to through the backing plateSimultaneously it is close to the drawer type unit side plate in hole.
Further, the plug casing front end is equipped with least one rectangle lead for being provided with oblique angle, the socketHousing is equipped with coordinates the guiding square hole being oriented to the rectangle lead.
The present invention introduces Ethernet connection in power distribution cabinet so that control device more simple, fast can be set with liveStandby connection.
Embodiment
The present invention will be further described in detail with specific embodiment below in conjunction with the accompanying drawings.
It is as shown in Figure 1 a kind of structure diagram of power distribution cabinet of the present invention, including：Cabinet and it is arranged on the cabinetInterior cabinet looped network 1, the cabinet looped network 1 include looped network cable 6 and at least one loop connected by the looped network cable 6Switching machine 2, the looped network cable 6 are connected with the input terminal of each loop switching machine 2, the output of the loop switching machine 2End is connected by adapter 3 with ethernet controller 5；
Each adapter 3 includes the jack module 31 and modular plug 32 of pluggable connection, the jack module 31One end be connected by adapter cable 7 with the output terminal of the loop switching machine 2, the one of the other end and the modular plug 32End can plug connection, the other end of the modular plug 32 is connected with the ethernet controller 5；
After the modular plug 32 is inserted into jack module 31, the modular plug 32 is connected with the loop switching machine 2,After the modular plug 32 is extracted from jack module 31, the jack module 31 for being pulled out modular plug 32 is switched by the loopMachine 2 bypasses.
The present invention introduces cabinet looped network 1 in power distribution cabinet, and cabinet looped network 1 can pass through external switch 8 and field device 9Connection.After modular plug 32 is inserted into jack module 31, the ethernet controller 5 being connected with modular plug can then be cut by loopChange planes in 2 access cabinet looped networks 1, control device can pass through ethernet controller 5 and external switch 8 and field device 9Connection.Compared with the prior art, present invention introduces the mode of Ethernet so that control device can be more simple, fast and existingField device connects.
And after modular plug 32 is extracted from jack module 31, corresponding jack module 31 is bypassed by loop switching machine 2, becauseThis will not impact whole cabinet looped network 1 when any one modular plug 32 is separated with jack module 31, keep communicationIt is reliable and stable.
In one of the embodiments, as shown in Fig. 2, the input terminal of the loop switching machine 2 includes first input end 201With the second input terminal 202, the output terminal of the loop switching machine 2 includes the first output terminal 203 and the second output terminal 204, describedLoop switching machine 2 further includes：Separator 22 is multiplexed, the looped network cable 6 includes what is be connected with the first input end 201First looped network cable and the second looped network cable being connected with second input terminal 202；
The jack module 31 includes the first Ethernet socket and the second Ethernet socket, and the modular plug 32 includes theOne Ethernet plug and the second Ethernet plug；
The adapter cable 7 includes the first adapter cable, the Yi Jiyi that one end is connected with first output terminal 203Hold the second adapter cable for being connected with second output terminal 204, the other end of the first adapter cable and described theOne Ethernet socket connects, and the other end of the second adapter cable is connected with the second Ethernet socket；
The first looped network cable and the second looped network cable input terminal with the multiplexing separator 22 respectivelyConnection, the first adapter cable and the second adapter cable output terminal with the multiplexing separator 22 respectivelyConnection；
After the modular plug 32 is inserted into jack module 31, the first Ethernet plug is inserted into first EthernetSocket, the second Ethernet plug are inserted into the second Ethernet socket, be inserted into modular plug 32 jack module 31 pairThe multiplexing separator 22 answered connects the first corresponding looped network cable with the first adapter cable, by corresponding secondLooped network cable is connected with the second adapter cable；
After the modular plug 32 is extracted from jack module 31, the first Ethernet plug is from first EthernetSocket is extracted, and the second Ethernet plug is extracted from the second Ethernet socket, the jack module of the module that pulls the plug out of the socket 32Multiplexing separator 22 corresponding to 31 disconnects the first corresponding looped network cable and the first adapter cable, by corresponding toThe second looped network cable disconnected with the second adapter cable, connect the first corresponding looped network cable with the second looped network cable.
The present embodiment controls the break-make of looped network cable 6 and adapter cable 7 by multiplexing separator 22, when plug mouldWhen block 31 and jack module 32 are inserted into, the first looped network cable connects with the first adapter cable, by the second corresponding looped network netLine is connected with the second adapter cable, so that ethernet controller 5 is accessed cabinet looped network 1, and works as modular plug 31 from socketWhen module 32 is extracted, then the first corresponding looped network cable is connected with the second looped network cable so that corresponding loop switching machine 2It is bypassed, avoid influencing other loop switching machines 2 of cabinet looped network 1.Multiplex separator 22 can use microcontroller orDecoupling circuit is coupled to realize.Multiplex first input end 201, the second input terminal 202, the first output terminal 203 of separator 22The RJ45 interfaces that can use standard with the second output terminal 204 are realized.
In one of the embodiments, the first looped network cable includes the first looped network cable signal wire 61 and the first looped networkCable power cord 63, the second looped network cable include the second looped network cable signal wire 62 and the second looped network cable power cord 64；
The loop switching machine 2 further includes power circuit 21；
The first looped network cable power cord 63 and the second looped network cable power cord 64 and the power circuit 21Input terminal connects, and the output terminal of the power circuit 21 is connected with the power end of the multiplexing separator 22；
The first looped network cable signal wire 61 and the second looped network cable signal wire 62 respectively with the multiplexingThe input terminal connection of separator 22.
First looped network cable and the second looped network cable are divided into signal wire and power cord by the present embodiment so that power cord canMultiplexing separator 22 is powered by power circuit 21.
In one of the embodiments, the first adapter cable includes the first adapter cable signal wire 71 and firstAdapter cable detection line 73, the second adapter cable include the second adapter cable signal wire 72 and the second adapter netLine detection line 74；
The loop switching machine 2 further includes detection circuit 23；
Described first adapter cable detection line, 73 one end is connected with the first input end of the detection circuit, the other end withThe first Ethernet socket connection, described second adapter cable detection line, 74 one end and the second input of the detection circuitEnd connection, the other end are connected with the second Ethernet socket, and the output terminal of the detection circuit is separated with the multiplexingThe control terminal connection of device 22；
Described first adapter cable signal wire, 71 one end is connected with the output terminal of the multiplexing separator 22, anotherEnd is connected with the first Ethernet socket, described second adapter cable signal wire, 72 one end and the multiplexing separator22 output terminal connection, the other end are connected with the second Ethernet socket；
When the detection circuit detects that the first adapter cable detection line 73 is examined with the second adapter cableWhen survey line 74 connects, communications signals are exported to the multiplexing separator 22, the multiplexing separator 22 is by described theOne looped network cable connects with the first adapter cable signal wire 71, by the second looped network cable and second adapterCable signal wire 72 connects；
When the detection circuit detects that the first adapter cable detection line 73 is examined with the second adapter cableWhen survey line 74 disconnects, cut-off signal is exported to the multiplexing separator 22, the multiplexing separator 22 is by corresponding toThe first looped network cable disconnected with the first adapter cable, the second corresponding looped network cable break with the second adapter cableOpen, connect the first corresponding looped network cable with the second looped network cable.
First adapter cable and the second adapter cable are divided into signal wire and detection line, detection circuit 23 by the present embodimentDetection line is detected, judges whether to connect.Whether detection circuit 23 can consistent by judging the voltage of two input terminalsOr whether disconnect, so as to judge whether two detection lines connect.Therefore, when modular plug 32 is extracted from jack module 31 orWhen the control device that person connects ethernet controller 5 breaks down breaking, detection circuit 23 may determine that the first adapterCable detection line 73 is disconnected with the second adapter cable detection line 74, so that multiplexing separator 22 by the first looped network netLine is connected with the second looped network cable, realizes bypass.
In one of the embodiments, the built-in ethernet controller 5 and the drawer of the modular plug 32 are further includedFormula unit 4, the drawer type unit 4 and the cabinet can plug be connected, when the drawer type unit 4 is inserted into the cabinet,The built-in modular plug 32 is inserted into the jack module 31, built-in when the drawer type unit 4 extracts the cabinetThe modular plug 32 is extracted from the jack module 31.
The drawer type unit 4 of the present embodiment is used to house ethernet controller 5 and modular plug 32, easy to plug.
In one of the embodiments, as shown in Fig. 3~Fig. 8：
The jack module 31 includes：Socket casing 311 with socket cavity 314, the first Ethernet socket 312,Two Ethernet sockets 313, and the receptacle cover plate 318 of covering 314 rear end of socket cavity, the first Ethernet socket312 and second Ethernet socket 313 be placed in the socket cavity 314；
The modular plug 32 includes plug casing 321, the first Ethernet plug 322, second with plug cavity 324Ethernet plug 323 and the plug deck 328 of covering 324 front end of plug cavity, the first Ethernet plug 322It is placed in the second Ethernet plug 323 in the plug cavity 324.
The modular plug 32 and jack module 31 of the present embodiment are inserted by plug casing and Socket casing with housing EthernetHead and Ethernet socket.When 324 front end of socket cavity is inserted into 314 rear end of plug cavity, Ethernet plug insertion Ethernet socketRealize network connection.
In one of the embodiments：
The jack module 31 further includes the guide plate 319 for being arranged on 314 front end of socket cavity, the guide plate319 are equipped with guiding jack 3191；
The modular plug 32, which further includes, to be arranged between the first Ethernet plug 322 and the plug deck 328The first spring 3291 and the second spring that is arranged between the second Ethernet plug 323 and the plug deck 3283292。
Preferably, spring can be wound on the adapter cable 7 being connected with Ethernet plug.Ethernet plug passes through guidingGuiding jack 3191 on plate 319 is inserted into Ethernet socket.Meanwhile spring is set between plug deck and Ethernet plug,So that more flexibility and reliability during connection, can effectively prevent the rigid connection of Ethernet plug and Ethernet socket, ensure electricityThe reliability of gas connection.
In one of the embodiments, as shown in Fig. 3~Fig. 5, it is additionally provided with and is used for and the cabinet on the Socket casing 311The jack module buckle 315 of body clamping, is additionally provided with the plug casing 321 slotting for be clamped with the drawer type unit 4Head module buckle 325.
The present embodiment is particularly suitable for small drawer type unit, the small volume of small drawer type unit, the plug of the present embodimentPlug casing is placed in the back plate of drawer type unit and is fixed by module by modular plug buckle, and jack module passes through socketSocket casing is fixed on cabinet by module buckle.
In one of the embodiments, lead 326 is equipped with the plug cavity, is equipped with and institute in the socket cavityState lead 326 and coordinate the pilot hole 316 being oriented to.
The present embodiment is easily inserted into Socket casing 321 by lead 326 and 316 plug casing 311 of pilot hole.
As Fig. 3~Fig. 5 show embodiment of the preferred embodiment in small drawer type unit, including jack module31 and modular plug 32.In modular plug 32, two metal Ethernet plugs 322,323 are first respectively charged into plastic plug shellIn plug cavity 324 in body 321, the first spring 3291 and second spring 3292 are respectively fitted on adapter cable 7, then willMetal cover board 328 is covered on 321 terminal surface of plug casing, is locked with tapping screw 331.Equally, in jack module 31, by twoA metal Ethernet socket 312,313 is fitted into the socket cavity 314 of plastic socket housing 311, with tapping screw 332 by metalCover board 315 and plastic socket housing 311 are locked, then are fixed on plastic socket housing 311 by sheet metal 319 is oriented to screw 333Front end.Modular plug 32 and jack module 31 pass through four buckles of 311 outer end of plug casing 321 and Socket casing respectively315th, 325 it is stuck in the back plate and cabinet adapter assembly of drawer type unit.During drawer type unit is inserted into cabinet, plug mouldBlock 32 passes through two cylindrical leads 326 of plastic plug housing 321 and leading on 31 plastic socket housing 311 of jack moduleRealize and be oriented to inserting connection, in addition, 326 head of lead of plastic plug housing 321 is being inserted into plastic socket shell to hole 316316 bottom of pilot hole of body 311, plug casing 321 are moved by limitation axial displacement.Prevent plug 322,323 and socket312nd, 313 rigid connection, ensures the reliability of electrical connection.
In one of the embodiments, as shown in Figure 6 to 8, one of drawer type unit of the drawer type unit 4Side plate through-hole is offered on side plate, after the plug casing 321 partially passes through the side plate through-hole, with being fixed on the drawer typePlug casing backing plate 3210 on unit side plate connects, and the drawer type unit side plate is placed in the plug casing 321 and describedBetween plug casing backing plate 3210, the plug casing backing plate 3210 passes through equipped with least two for long strip type shrapnel 3211Backing plate through hole 3212, the both ends of the long strip type shrapnel 3211 are through the backing plate through hole 3212 and are close to the drawer type listFirst side plate.
The present embodiment is particularly suitable for big drawer type unit, and big drawer type unit is bigger than small drawer type unit volume, therefore,Modular plug is installed on the side plate of big drawer type unit by the present embodiment, and by the increased elasticity of the institute of long strip type shrapnel 329, is madeObtaining modular plug 32 can be elastic movable in drawer type unit right plate normal orientation, which can realize modular plug 32 with insertingThe adaptive of seat module 31 connects to inserting.
In one of the embodiments, 321 front end of plug casing is equipped with least one rectangle for being provided with oblique angle and is oriented toColumn 327, the Socket casing 311 is equipped with coordinates the guiding square hole 317 being oriented to the rectangle lead 327.
Preferably, rectangle lead 327 is two, and correspondingly, it is also two to be oriented to square hole 317.The present embodiment is not only protectedThe reliability of electrical connection is demonstrate,proved, is also prevented from the rigid connection of Ethernet plug 322,323 and socket 312,313, can be met repeatedlyThe requirement of plug.
It is as shown in Figure 6 to 8 preferred embodiment in the embodiment of big drawer type unit, including modular plug32nd, jack module 31.In modular plug 32, two metal Ethernet plugs 322,323 are first respectively charged into metallic plug shellIn cavity 324 in body 321, the first spring 3291 and second spring 3292 are respectively fitted on adapter cable 7, then by metalCover board 328 is covered on 321 terminal surface of metallic plug housing, is locked with screw 341 and spring washer 342.Equally, in jack moduleIn 31, two metal Ethernet sockets 312,313 are fitted into 311 socket cavity 314 of metal consent housing, guide pin 319 is setPut and be integrally formed in the front end of metal consent housing 311, guide pin 319 with Socket casing 311, with screw 343 and spring washer344 lock metal cover board 318 and Socket casing 311.
The modular plug 32 assembled passes through the right plate square hole of drawer type unit, by the square hole on metallic plate 32103212 alignment plug casings 321, are locked metallic plate 3210 with metallic plug housing 321 with screw and spring washer, then will be longIn two circular holes 3213 that stripe shape shrapnel 3211 is held successfully through metallic plate 3210, the both ends of shrapnel are allowed to be close on the right side of drawer type unitThe inner surface of plate, finally with tapping screw and gasket by through the round metal column cap 345 of the strip circular hole 3214 of metallic plate 3210It is fixed on drawer type unit right plate.After assembling, modular plug 32 being capable of bullet in drawer type unit right plate normal orientationSexuality, the structure can realize that modular plug 32 is connected with the adaptive of jack module 31 to inserting.Cabinet is inserted into drawer type unitDuring body, two open bevels that the modular plug 32 on drawer type unit passes through 321 front end of metallic plug housingRectangle lead 327 realized with the guiding square hole 317 on the metal consent housing 311 of the jack module 31 on the cabinetIt is oriented to inserting connection.The guide connecting structure not only ensure electrical connection reliability, be also prevented from Ethernet plug 322,323 withThe rigid connection of socket 312,313, can meet the requirement repeatedly plugged.
Embodiment described above only expresses the several embodiments of the present invention, its description is more specific and detailed, but simultaneouslyTherefore the limitation to the scope of the claims of the present invention cannot be interpreted as.It should be pointed out that for those of ordinary skill in the artFor, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present inventionProtect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.