CN111000459B - Water supply circulating device for food heat preservation - Google Patents

Abstract

The invention discloses a water supply circulating device for food heat preservation, which comprises a machine body, wherein a placing cavity is arranged in the upper end surface of the machine body, a lifting block capable of lifting is arranged in the placing cavity, a return spring is fixedly arranged on the upper end surface of the lifting block, a heat preservation cavity with an upward opening is arranged in a heat preservation vessel, a water injection device is arranged between the heat preservation cavity and the lifting block, and the water injection device comprises water injection grooves which are bilaterally symmetrical and communicated with the heat preservation cavity. The process is automatically realized, the use is convenient, and the energy consumption is saved.

Description

Water supply circulating device for food heat preservation

Technical Field

The invention relates to the technical field of water circulation, in particular to a water supply circulating device for food heat preservation.

Background

The fast food hall adopts hot water heat preservation or heater etc. usually to food heat retaining mode, practical and low-cost heat preservation mode is hot water heat preservation, through pour into hot water into around the household utensils that hold food, make inside food keep warm, nevertheless hot water usually needs artifical the injection and discharges, automatic water injection can not be realized to hot water circulating system, and to the automated inspection function of water, then hot water pours into and can cool down after a period into, can't be to heating food, can accelerate food cooling on the contrary, so need the frequent detection temperature of personnel, carry out the change of hot and cold water again, and is cumbersome in operation, and is inefficient. The present invention sets forth a device that solves the above problems.

Disclosure of Invention

The technical problem is as follows:

the existing water circulation system in food hot water heat preservation can not realize automatic water injection and automatic water detection functions.

In order to solve the problems, the embodiment designs a water supply circulating device for food heat preservation, which comprises a machine body, wherein a placing cavity is arranged in the upper end face of the machine body, a lifting block capable of lifting is arranged in the placing cavity, a reset spring is fixedly arranged on the upper end face of the lifting block, a heat preservation cavity with an upward opening is arranged in a heat preservation dish, a water injection device is arranged between the heat preservation cavity and the lifting block, the water injection device comprises water injection grooves which are bilaterally symmetrical and communicated with the heat preservation cavity, hot water is injected into the heat preservation cavity through the water injection grooves to heat and preserve food placed in the heat preservation cavity, the lower side of the placing cavity is communicated with the lifting cavity, the lower end of the lifting block extends into the lifting cavity, a locking device is arranged on the left side of the lifting cavity, and the locking device comprises a rotatable rotating gear, the descending of the heat preservation utensil can drive the rotating gear to rotate, the lower side of the lifting cavity is communicated with a circulating cavity, a hot water pipe is fixedly arranged in the circulating cavity, a moving block is arranged in the hot water pipe in a sliding mode, the upper end face of the moving block is of a tooth-shaped structure and is meshed with the rotating gear, a drainage device is arranged in the moving block and comprises connecting grooves which are bilaterally symmetrical, when the connecting grooves are communicated with the lower end of the circulating pipe, hot water in the hot water pipe is communicated to the circulating pipe, when water in the heat preservation utensil is increased to descend, the rotating gear is driven to rotate, the moving block is driven to move right, the connecting grooves are not communicated with the circulating pipe, hot water injection is stopped, a cold water pipe is arranged at the inner side of the hot water pipe, a water storage cavity is arranged between the cold water pipe and the hot water pipe, and cold water after being cooled in the heat preservation cavity is communicated, and a hot water pump is installed on the right end wall of the water storage cavity.

Preferably, a return spring is fixedly arranged between the lower end face of the heat preservation vessel and the lower end wall of the placing cavity, and the return spring is sleeved on the periphery of the lifting block.

Wherein, the water injection device includes the ascending sliding tray of opening that sets up in the lifter, it is equipped with the sliding block to slide in the sliding tray, the sliding block upper end extends to the heat preservation intracavity has just set firmly places the board, can place the splendid attire ware that the splendid attire had food on placing the board, be located the heat preservation intracavity the sliding block periphery cover is equipped with pressure spring, is located in the sliding tray be equipped with bilateral symmetry's locking groove in the sliding block.

Preferably, a temperature detector is fixedly arranged on the lower end face of the placing plate and used for detecting the temperature of water in the heat preservation cavity.

Preferably, the water injection groove is kept away from be equipped with flexible groove in the one end wall of sliding tray, flexible inslot is equipped with the one end that slides and be equipped with to be close to each other and runs through the water injection groove stretches into in the sliding tray and can with the sealed piece of locking inslot grafting, sealed piece is kept away from the one end of locking groove with set firmly expanding spring between the flexible groove.

Wherein, locking device includes the shifting chute, it is equipped with the rack to slide in the shifting chute, the rack left end is equipped with first spring admittedly, shifting chute right-hand member wall has set firmly the pneumatic cylinder, pneumatic cylinder left end power mounting has the push rod, it is equipped with the slide bar that upwards extends to slide in the shifting chute, the slide bar upper end with the heat preservation ware links firmly, the logical groove that runs through about being equipped with in the slide bar, the rack can insert logical inslot, the shifting chute downside is equipped with the belt chamber, the belt intracavity rotate be equipped with rack toothing's meshing gear, the running gear rotate install in the belt intracavity, just the running gear with the dabber of meshing gear passes through driving belt power and connects.

Wherein, the drainage device comprises a circulation chamber with a right opening, the upper side of the circulation chamber is communicated with the connecting groove, the lower side of the circulation chamber is provided with a swing groove, the swing groove is internally provided with a communicating pipe which extends downwards into the hot water pipe in a sliding way, the right side of the communicating pipe is provided with a sealing plate in a sliding way, the sealing plate is hinged with the communicating pipe through a swing rod, the swing rod is rotatably arranged in the swing groove, the lower side of the moving block is arranged in the hot water pipe and is fixedly provided with a pneumatic cylinder, the upper end of the pneumatic cylinder is provided with a telescopic shaft in a power way, the upper end of the telescopic shaft is fixedly provided with an installation block, a push groove is arranged in the installation block and is fixedly provided with a fixed rod, the lower end of the communicating pipe is arranged on the fixed rod in a sliding way, a second spring is fixedly, the lower end of the mounting block extends into the cold water tank and seals the cold water tank, so that water in the hot water pipe can be prevented from directly flowing through the cold water tank.

Preferably, elastic and annularly arranged sealing films are fixedly arranged between the upper end face of the mounting block and the moving block and between the moving block and the upper end wall of the hot water pipe, the upper sealing film surrounds and seals the upper end of the moving block and the hot water pipe, and the lower sealing film surrounds the lower end of the communicating pipe.

The invention has the beneficial effects that: according to the invention, the containing vessel containing food can be placed in the heat-insulating cavity, the flow state of water is controlled through the containing vessel, hot water is injected according to needs, the loss of hot water energy is saved, water injection can be automatically stopped when the water injected reaches a set value, the function of quantitative water injection is realized, the waste of water is reduced, the water temperature in the heat-insulating cavity can be automatically detected through the temperature detector, the automatic discharge of cold water and the replacement of hot water are realized, the process is automatically realized, the use is convenient and fast, and the energy consumption is saved.

Drawings

For ease of illustration, the invention is described in detail by the following specific examples and figures.

FIG. 1 is a schematic view showing the overall structure of a water circulation apparatus for food warming according to the present invention;

FIG. 2 is an enlarged schematic view of "A" of FIG. 1;

FIG. 3 is a schematic view of the structure in the direction "B-B" of FIG. 2;

FIG. 4 is an enlarged view of the structure of "C" of FIG. 1;

fig. 5 is an enlarged schematic view of "D" of fig. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-5, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to a water supply circulating device for food heat preservation, which is mainly used for food heat preservation, and the invention is further explained by combining the attached drawings of the invention:

the invention relates to a water supply circulating device for food heat preservation, which comprises amachine body 20, wherein a placingcavity 21 is arranged in the upper end face of themachine body 20, alifting block 22 capable of lifting is arranged in the placingcavity 21, areturn spring 23 is fixedly arranged on the upper end face of thelifting block 22, aheat preservation cavity 30 with an upward opening is arranged in aheat preservation dish 24, awater injection device 90 is arranged between theheat preservation cavity 30 and thelifting block 22, thewater injection device 90 compriseswater injection grooves 32 which are bilaterally symmetrical and communicated with theheat preservation cavity 30, hot water is injected into theheat preservation cavity 30 through thewater injection grooves 32 to heat and preserve food placed in theheat preservation cavity 30, alifting cavity 36 is communicated with the lower side of the placingcavity 21, the lower end of thelifting block 22 extends into thelifting cavity 36, alocking device 89 is arranged on the left side of thelifting cavity 36, thelocking device 89 comprises a rotatable, the descending of thethermal insulation dish 24 can drive the rotatinggear 49 to rotate, the lower side of thelifting cavity 36 is communicated with a circulatingcavity 50, ahot water pipe 51 is fixedly arranged in the circulatingcavity 50, a movingblock 63 is slidably arranged in thehot water pipe 51, the upper end surface of the movingblock 63 is in a tooth-shaped structure and is meshed with therotating gear 49, a drainage device 88 is arranged in the movingblock 63, the drainage device 88 comprises connectinggrooves 68 which are bilaterally symmetrical, when the connectinggrooves 68 are communicated with the lower end of the circulatingpipe 37, hot water in thehot water pipe 51 is circulated to the circulatingpipe 37, when water in thethermal insulation dish 24 is increased to descend, therotating gear 49 is driven to rotate, so that the movingblock 63 moves to the right, the connectinggrooves 68 are not communicated with the circulatingpipe 37, hot water injection is stopped, acold water pipe 56 is arranged at the inner side of thecold water pipe 51, and awater storage cavity 55 is arranged between thecold water pipe 56, the cooled cold water in theheat preservation cavity 30 circulates to thewater storage cavity 55 through thecold water pipe 56 to be stored, and thehot water pump 53 is installed on the right end wall of thewater storage cavity 55.

Beneficially, areturn spring 23 is fixedly arranged between the lower end surface of theheat preservation dish 24 and the lower end wall of the placingcavity 21, and thereturn spring 23 is sleeved on the periphery of thelifting block 22.

According to the embodiment, thewater injection device 90 is described in detail below, thewater injection device 90 includes asliding groove 27 with an upward opening and arranged in thelifting block 22, asliding block 26 is slidably arranged in thesliding groove 27, the upper end of the slidingblock 26 extends into theheat preservation cavity 30 and is fixedly provided with aplacing plate 28, a containingdish 29 containing food can be placed on the placingplate 28, apressure spring 25 is sleeved on the periphery of the slidingblock 26 in theheat preservation cavity 30, andlocking grooves 31 which are bilaterally symmetrical are arranged in the slidingblock 26 in thesliding groove 27.

Advantageously, atemperature detector 85 is fixedly arranged on the lower end surface of the placingplate 28, and thetemperature detector 85 is used for detecting the temperature of the water in theheat preservation cavity 30.

Beneficially, be equipped withflexible groove 34 in thewater injection groove 32 one end wall of keeping away from slidingtray 27, be equipped with in theflexible groove 34 and slide and be equipped with the one end that is close to each other and run throughwater injection groove 32 stretch into in the slidingtray 27 and can withlocking groove 31 grafting's sealedpiece 33, sealedpiece 33 keep away fromlocking groove 31's one end withtelescopic spring 35 has set firmly between theflexible groove 34.

The locking means 89, according to an embodiment, will be described in detail below, said locking means 89 comprising a movingslot 41, a rack 43 is arranged in the movinggroove 41 in a sliding way, afirst spring 42 is fixedly arranged at the left end of the rack 43, ahydraulic cylinder 39 is fixedly arranged on the right end wall of the movinggroove 41, apush rod 40 is dynamically arranged at the left end of thehydraulic cylinder 39, asliding rod 45 extending upwards is arranged in the movinggroove 41 in a sliding manner, the upper end of thesliding rod 45 is fixedly connected with theheat preservation dish 24, athrough groove 44 which penetrates through thesliding rod 45 from left to right is arranged in the sliding rod, the rack 43 can be inserted into the throughgroove 44, abelt cavity 47 is arranged at the lower side of the movinggroove 41, anengaging gear 46 engaged with the rack 43 is rotationally arranged in thebelt cavity 47, therotating gear 49 is rotationally arranged in thebelt cavity 47, and therotating gear 49 is in power connection with the mandrel of themeshing gear 46 through atransmission belt 48.

According to the embodiment, the following detailed description will be made on the drainage device 88, the drainage device 88 includes acirculation chamber 67 with a right opening, the upper side of thecirculation chamber 67 is communicated with theconnection groove 68, the lower side of thecirculation chamber 67 is provided with aswing groove 70, aconnection pipe 69 extending downwards into thehot water pipe 51 is slidably arranged in theswing groove 70, the right side of theconnection pipe 69 is slidably provided with asealing plate 72, thesealing plate 72 is hinged with theconnection pipe 69 through aswing rod 71, theswing rod 71 is rotatably arranged in theswing groove 70, the lower side of the movingblock 63 is fixedly provided with apneumatic cylinder 76 in thehot water pipe 51, the upper end of thepneumatic cylinder 76 is dynamically provided with atelescopic shaft 75, the upper end of thetelescopic shaft 75 is fixedly provided with aninstallation block 73, theinstallation block 73 is internally provided with apush groove 79, thepush groove 79 is fixedly provided with afixed rod 78, the lower, asecond spring 84 is fixedly arranged between the left end of the communicatingpipe 69 and thepush groove 79, acold water groove 83 is arranged between thehot water pipe 51 and thecold water pipe 56 in a communicating manner, the lower end of themounting block 73 extends into thecold water groove 83 and seals thecold water groove 83, and water in thehot water pipe 51 can be prevented from directly flowing through thecold water groove 83.

Beneficially, elastic andannular sealing films 74 are fixedly arranged between the upper end face of themounting block 73 and the movingblock 63, and between the movingblock 63 and the upper end wall of thehot water pipe 51, theupper sealing film 74 surrounds and seals the space between the upper end of the movingblock 63 and thehot water pipe 51, and thelower sealing film 74 surrounds the lower end of thecommunication pipe 69.

The following describes in detail the use steps of a water circulation device for food warming in conjunction with fig. 1 to 5:

at the beginning,splendid attire dish 29 is not placed inheat preservation dish 24,compression spring 25 is in natural state withreset spring 23, sealedwater injection groove 32 of sealedpiece 33, at this moment, the one end that sealedpiece 33 is close to each other is with slidingblock 26 butt, sealedpiece 33 is not pegged graft withlocking groove 31, at this moment, expandingspring 35 is in compression state, rack 43 right-hand member and slidingrod 45 left end face butt,first spring 42 is in compression state, connectinggroove 68 andcirculation pipe 37 intercommunication, the upper end of communicatingpipe 69 andcirculation chamber 67 upper end wall butt, then the water incirculation chamber 67 can not flow downwards through communicatingpipe 69,closing plate 72 is locatedcirculation chamber 67 downside position.

When the food storage device works, the containingdish 29 containing food is placed on the placingplate 28, the placingplate 28 descends to compress thepressure spring 25, so that thesliding block 26 descends, when thelocking groove 31 is opposite to thesealing block 33, thesealing block 33 moves towards the direction close to the slidingblock 26 under the action of the elastic restoring force of theexpansion spring 35, thesealing block 33 is inserted into thelocking groove 31, so that the slidingblock 26 stops descending, at the moment, thewater injection groove 32 is opened, so that hot water in thehot water pipe 51 circulates to thecirculation cavity 67 and circulates to theheat preservation cavity 30 through the connectinggroove 68, thecirculation pipe 37 and thewater injection groove 32;

with the addition of hot water, the weight of thethermal insulation dish 24 gradually increases, thereturn spring 23 is compressed, so that thethermal insulation dish 24 drives thesliding rod 45 to descend, when the throughgroove 44 corresponds to the rack 43, the rack 43 moves rightwards under the action of thefirst spring 42 to penetrate through the throughgroove 44, at this time, thethermal insulation dish 24 stops descending, the rack 43 drives themeshing gear 46 to rotate in the process of moving rightwards, therotating gear 49 rotates through thetransmission belt 48, the movingblock 63 moves rightwards, thesecond spring 84 is stretched, so that the connectinggroove 68 is dislocated with the circulatingpipe 37, the connectinggroove 68 is not communicated with the circulatingpipe 37, and the hot water injection into thethermal insulation cavity 30 is stopped;

after the heat preservation is carried out for a period of time, the water temperature in theheat preservation cavity 30 drops, the containingvessel 29 cannot be preserved, when thetemperature detector 85 detects that the water temperature drops to a set value, thepneumatic cylinder 76 is started, thetelescopic shaft 75 drops, the connectingpipe 69 is driven to drop through thefixed rod 78, the upper end of the connectingpipe 69 is communicated with thecirculation cavity 67, the swingingrod 71 rotates anticlockwise, thesealing plate 72 rises to seal the right end of thecirculation cavity 67, the connectingpipe 69 drops to drive the movingblock 63 to drop, the movingblock 63 is separated from therotating gear 49, the movingblock 63 moves leftwards to an initial position under the action of the elastic restoring force of thesecond spring 84, the connectinggroove 68 is communicated with thecirculation pipe 37, and then the cold water in theheat preservation cavity 30 circulates into the connectingpipe 69 and circulates into the water storage;

when hot water is replaced, thehydraulic cylinder 39 is started, thepush rod 40 extends leftwards to push the rack 43 to move leftwards, the rack 43 is separated from the throughgroove 44, the weight of cold water in theheat preservation cavity 30 is reduced after the cold water is emptied, theheat preservation dish 24 drives the slidingrod 45 to ascend and restore to the initial position under the action of the elastic restoring force of thereturn spring 23, thepush rod 40 contracts and restores, theair cylinder 76 reversely rotates to enable thetelescopic shaft 75 to ascend, the communicatingpipe 69 ascends to the initial position, thesealing plate 72 opens the right end of thecirculation cavity 67, at the moment, the movingblock 63 is re-meshed with the rotatinggear 49, water in thewater storage cavity 55 is heated through thehot water pump 53, hot water circulates to thecirculation cavity 67 and then is injected into theheat preservation cavity 30 to heat food in the containingdish 29, and after the containingdish 29 is taken out, thewater injection groove 32.

The invention has the beneficial effects that: according to the invention, the containing vessel containing food can be placed in the heat-insulating cavity, the flow state of water is controlled through the containing vessel, hot water is injected according to needs, the loss of hot water energy is saved, water injection can be automatically stopped when the water injected reaches a set value, the function of quantitative water injection is realized, the waste of water is reduced, the water temperature in the heat-insulating cavity can be automatically detected through the temperature detector, the automatic discharge of cold water and the replacement of hot water are realized, the process is automatically realized, the use is convenient and fast, and the energy consumption is saved.

In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.

Claims (1)

1. The utility model provides a food keeps warm and uses water supply circulating device, includes the organism, its characterized in that: a placing cavity is formed in the upper end face of the machine body;

the food heating and insulating device is characterized in that a lifting block capable of lifting is arranged in the placing cavity, a reset spring is fixedly arranged on the upper end face of the lifting block, an insulating cavity with an upward opening is arranged in the insulating dish, a water injection device is arranged between the insulating cavity and the lifting block and comprises water injection grooves which are bilaterally symmetrical and communicated with the insulating cavity, hot water is injected into the insulating cavity through the water injection grooves, heating and insulating can be carried out on food placed in the insulating cavity, the lifting cavity is communicated with the lower side of the placing cavity, the lower end of the lifting block extends into the lifting cavity, a locking device is arranged on the left side of the lifting cavity and comprises a rotatable rotating gear, and the rotating gear can be driven to rotate by the descending of the insulating dish;

a circulation cavity is arranged at the lower side of the lifting cavity in a communication manner, a hot water pipe is fixedly arranged in the circulation cavity, a moving block is arranged in the hot water pipe in a sliding manner, the upper end face of the moving block is of a tooth-shaped structure and is meshed with the rotating gear, a drainage device is arranged in the moving block and comprises connecting grooves which are bilaterally symmetrical, when the connecting grooves are communicated with the lower end of the circulation pipe, hot water in the hot water pipe is communicated to the circulation pipe, when water in the thermal insulation dish is increased to enable the thermal insulation dish to descend, the rotating gear is driven to rotate, the moving block is further moved to the right, the connecting grooves are not communicated with the circulation pipe, hot water injection is stopped, a cold water pipe is arranged at the inner side of the hot water pipe, a water storage cavity is arranged between the cold water pipe and the hot water pipe, and cold water cooled, a hot water pump is mounted on the right end wall of the water storage cavity;

a return spring is fixedly arranged between the lower end surface of the heat preservation vessel and the lower end wall of the placing cavity, and the return spring is sleeved on the periphery of the lifting block;

the water injection device comprises a sliding groove with an upward opening, which is arranged in the lifting block;

a sliding block is arranged in the sliding groove in a sliding mode, the upper end of the sliding block extends into the heat preservation cavity and is fixedly provided with a placing plate, a containing vessel containing food can be placed on the placing plate, a pressure spring is sleeved on the periphery of the sliding block located in the heat preservation cavity, and locking grooves which are symmetrical left and right are arranged in the sliding block located in the sliding groove;

a temperature detector is fixedly arranged on the lower end face of the placing plate and used for detecting the temperature of water in the heat preservation cavity;

a telescopic groove is arranged in one end wall of the water injection groove far away from the sliding groove;

a sealing block which is provided with one end which is close to each other in a sliding way, penetrates through the water injection groove, extends into the sliding groove and can be spliced with the locking groove is arranged in the telescopic groove, and a telescopic spring is fixedly arranged between one end of the sealing block, which is far away from the locking groove, and the telescopic groove;

the locking device comprises a moving slot;

a rack is arranged in the moving groove in a sliding manner, a first spring is fixedly arranged at the left end of the rack, a hydraulic cylinder is fixedly arranged on the right end wall of the moving groove, a push rod is dynamically installed at the left end of the hydraulic cylinder, an upwardly extending sliding rod is arranged in the moving groove in a sliding manner, the upper end of the sliding rod is fixedly connected with the heat preservation utensil, a through groove which penetrates through the left and right is formed in the sliding rod, the rack can be inserted into the through groove, a belt cavity is formed in the lower side of the moving groove, an engaging gear meshed with the rack is rotatably arranged in the belt cavity, the rotating gear is rotatably installed in the belt cavity, and the rotating gear is in power connection with a mandrel of;

the drainage device comprises a circulation cavity with a right opening;

the upper side of the circulation cavity is communicated with the connecting groove, the lower side of the circulation cavity is provided with a swinging groove, a communicating pipe extending downwards into the hot water pipe is arranged in the swinging groove in a sliding manner, the right side of the communicating pipe is provided with a sealing plate in a sliding manner, the sealing plate is hinged with the communicating pipe through a swinging rod, the swinging rod is rotatably installed in the swinging groove, the lower side of the moving block is arranged in the hot water pipe, a pneumatic cylinder is fixedly arranged in the hot water pipe, the upper end of the pneumatic cylinder is dynamically provided with a telescopic shaft, and the upper end of the telescopic;

a push groove is formed in the mounting block, a fixed rod is fixedly arranged in the push groove, the lower end of the communicating pipe is arranged on the fixed rod in a sliding mode, a second spring is fixedly arranged between the left end of the communicating pipe and the push groove, a cold water groove is formed between the hot water pipe and the cold water pipe in a communicating mode, the lower end of the mounting block extends into the cold water groove and seals the cold water groove, and water in the hot water pipe can be prevented from directly flowing through the cold water groove;

elastic and annular sealing films are fixedly arranged between the upper end face of the mounting block and the moving block and between the moving block and the upper end wall of the hot water pipe, the upper sealing film surrounds and seals the upper end of the moving block and the hot water pipe, and the lower sealing film surrounds the lower end of the communicating pipe.

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