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.
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 a machine body 20, wherein a placing cavity 21 is arranged in the upper end face of the machine body 20, a lifting block 22 capable of lifting is arranged in the placing cavity 21, a return spring 23 is fixedly arranged on the upper end face of the lifting block 22, a heat preservation cavity 30 with an upward opening is arranged in a heat preservation dish 24, a water injection device 90 is arranged between the heat preservation cavity 30 and the lifting block 22, the water injection device 90 comprises water injection grooves 32 which are bilaterally symmetrical and communicated with the heat preservation cavity 30, hot water is injected into the heat preservation cavity 30 through the water injection grooves 32 to heat and preserve food placed in the heat preservation cavity 30, a lifting cavity 36 is communicated with the lower side of the placing cavity 21, the lower end of the lifting block 22 extends into the lifting cavity 36, a locking device 89 is arranged on the left side of the lifting cavity 36, the locking device 89 comprises a rotatable, the descending of the thermal insulation dish 24 can drive the rotating gear 49 to rotate, the lower side of the lifting cavity 36 is communicated with a circulating cavity 50, a hot water pipe 51 is fixedly arranged in the circulating cavity 50, a moving block 63 is slidably arranged in the hot water pipe 51, the upper end surface of the moving block 63 is in a tooth-shaped structure and is meshed with the rotating gear 49, a drainage device 88 is arranged in the moving block 63, the drainage device 88 comprises connecting grooves 68 which are bilaterally symmetrical, when the connecting grooves 68 are communicated with the lower end of the circulating pipe 37, hot water in the hot water pipe 51 is circulated to the circulating pipe 37, when water in the thermal insulation dish 24 is increased to descend, the rotating gear 49 is driven to rotate, so that the moving block 63 moves to the right, the connecting grooves 68 are not communicated with the circulating pipe 37, hot water injection is stopped, a cold water pipe 56 is arranged at the inner side of the cold water pipe 51, and a water storage cavity 55 is arranged between the cold water pipe 56, the cooled cold water in the heat preservation cavity 30 circulates to the water storage cavity 55 through the cold water pipe 56 to be stored, and the hot water pump 53 is installed on the right end wall of the water storage cavity 55.
Beneficially, a return spring 23 is fixedly arranged between the lower end surface of the heat preservation dish 24 and the lower end wall of the placing cavity 21, and the return spring 23 is sleeved on the periphery of the lifting block 22.
According to the embodiment, the water injection device 90 is described in detail below, the water injection device 90 includes a sliding groove 27 with an upward opening and arranged in the lifting block 22, a sliding block 26 is slidably arranged in the sliding groove 27, the upper end of the sliding block 26 extends into the heat preservation cavity 30 and is fixedly provided with a placing plate 28, a containing dish 29 containing food can be placed on the placing plate 28, a pressure spring 25 is sleeved on the periphery of the sliding block 26 in the heat preservation cavity 30, and locking grooves 31 which are bilaterally symmetrical are arranged in the sliding block 26 in the sliding groove 27.
Advantageously, a temperature detector 85 is fixedly arranged on the lower end surface of the placing plate 28, and the temperature detector 85 is used for detecting the temperature of the water in the heat preservation cavity 30.
Beneficially, be equipped with flexible groove 34 in the water injection groove 32 one end wall of keeping away from sliding tray 27, be equipped with in the flexible groove 34 and slide and be equipped with the one end that is close to each other and run through water injection groove 32 stretch into in the sliding tray 27 and can with locking groove 31 grafting's sealed piece 33, sealed piece 33 keep away from locking groove 31's one end with telescopic spring 35 has set firmly between the flexible groove 34.
The locking means 89, according to an embodiment, will be described in detail below, said locking means 89 comprising a moving slot 41, a rack 43 is arranged in the moving groove 41 in a sliding way, a first spring 42 is fixedly arranged at the left end of the rack 43, a hydraulic cylinder 39 is fixedly arranged on the right end wall of the moving groove 41, a push rod 40 is dynamically arranged at the left end of the hydraulic cylinder 39, a sliding rod 45 extending upwards is arranged in the moving groove 41 in a sliding manner, the upper end of the sliding rod 45 is fixedly connected with the heat preservation dish 24, a through groove 44 which penetrates through the sliding rod 45 from left to right is arranged in the sliding rod, the rack 43 can be inserted into the through groove 44, a belt cavity 47 is arranged at the lower side of the moving groove 41, an engaging gear 46 engaged with the rack 43 is rotationally arranged in the belt cavity 47, the rotating gear 49 is rotationally arranged in the belt cavity 47, and the rotating gear 49 is in power connection with the mandrel of the meshing gear 46 through a transmission belt 48.
According to the embodiment, the following detailed description will be made on the drainage device 88, the drainage device 88 includes a circulation chamber 67 with a right opening, the upper side of the circulation chamber 67 is communicated with the connection groove 68, the lower side of the circulation chamber 67 is provided with a swing groove 70, a connection pipe 69 extending downwards into the hot water pipe 51 is slidably arranged in the swing groove 70, the right side of the connection pipe 69 is slidably provided with a sealing plate 72, the sealing plate 72 is hinged with the connection pipe 69 through a swing rod 71, the swing rod 71 is rotatably arranged in the swing groove 70, the lower side of the moving block 63 is fixedly provided with a pneumatic cylinder 76 in the hot water pipe 51, the upper end of the pneumatic cylinder 76 is dynamically provided with a telescopic shaft 75, the upper end of the telescopic shaft 75 is fixedly provided with an installation block 73, the installation block 73 is internally provided with a push groove 79, the push groove 79 is fixedly provided with a fixed rod 78, the lower, a second spring 84 is fixedly arranged between the left end of the communicating pipe 69 and the push groove 79, a cold water groove 83 is arranged between the hot water pipe 51 and the cold water pipe 56 in a communicating manner, the lower end of the mounting block 73 extends into the cold water groove 83 and seals the cold water groove 83, and water in the hot water pipe 51 can be prevented from directly flowing through the cold water groove 83.
Beneficially, elastic and annular sealing films 74 are fixedly arranged between the upper end face of the mounting block 73 and the moving block 63, and between the moving block 63 and the upper end wall of the hot water pipe 51, the upper sealing film 74 surrounds and seals the space between the upper end of the moving block 63 and the hot water pipe 51, and the lower sealing film 74 surrounds the lower end of the communication 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 in heat preservation dish 24, compression spring 25 is in natural state with reset spring 23, sealed water injection groove 32 of sealed piece 33, at this moment, the one end that sealed piece 33 is close to each other is with sliding block 26 butt, sealed piece 33 is not pegged graft with locking groove 31, at this moment, expanding spring 35 is in compression state, rack 43 right-hand member and sliding rod 45 left end face butt, first spring 42 is in compression state, connecting groove 68 and circulation pipe 37 intercommunication, the upper end of communicating pipe 69 and circulation chamber 67 upper end wall butt, then the water in circulation chamber 67 can not flow downwards through communicating pipe 69, closing plate 72 is located circulation chamber 67 downside position.
When the food storage device works, the containing dish 29 containing food is placed on the placing plate 28, the placing plate 28 descends to compress the pressure spring 25, so that the sliding block 26 descends, when the locking groove 31 is opposite to the sealing block 33, the sealing block 33 moves towards the direction close to the sliding block 26 under the action of the elastic restoring force of the expansion spring 35, the sealing block 33 is inserted into the locking groove 31, so that the sliding block 26 stops descending, at the moment, the water injection groove 32 is opened, so that hot water in the hot water pipe 51 circulates to the circulation cavity 67 and circulates to the heat preservation cavity 30 through the connecting groove 68, the circulation pipe 37 and the water injection groove 32;
with the addition of hot water, the weight of the thermal insulation dish 24 gradually increases, the return spring 23 is compressed, so that the thermal insulation dish 24 drives the sliding rod 45 to descend, when the through groove 44 corresponds to the rack 43, the rack 43 moves rightwards under the action of the first spring 42 to penetrate through the through groove 44, at this time, the thermal insulation dish 24 stops descending, the rack 43 drives the meshing gear 46 to rotate in the process of moving rightwards, the rotating gear 49 rotates through the transmission belt 48, the moving block 63 moves rightwards, the second spring 84 is stretched, so that the connecting groove 68 is dislocated with the circulating pipe 37, the connecting groove 68 is not communicated with the circulating pipe 37, and the hot water injection into the thermal insulation cavity 30 is stopped;
after the heat preservation is carried out for a period of time, the water temperature in the heat preservation cavity 30 drops, the containing vessel 29 cannot be preserved, when the temperature detector 85 detects that the water temperature drops to a set value, the pneumatic cylinder 76 is started, the telescopic shaft 75 drops, the connecting pipe 69 is driven to drop through the fixed rod 78, the upper end of the connecting pipe 69 is communicated with the circulation cavity 67, the swinging rod 71 rotates anticlockwise, the sealing plate 72 rises to seal the right end of the circulation cavity 67, the connecting pipe 69 drops to drive the moving block 63 to drop, the moving block 63 is separated from the rotating gear 49, the moving block 63 moves leftwards to an initial position under the action of the elastic restoring force of the second spring 84, the connecting groove 68 is communicated with the circulation pipe 37, and then the cold water in the heat preservation cavity 30 circulates into the connecting pipe 69 and circulates into the water storage;
when hot water is replaced, the hydraulic cylinder 39 is started, the push rod 40 extends leftwards to push the rack 43 to move leftwards, the rack 43 is separated from the through groove 44, the weight of cold water in the heat preservation cavity 30 is reduced after the cold water is emptied, the heat preservation dish 24 drives the sliding rod 45 to ascend and restore to the initial position under the action of the elastic restoring force of the return spring 23, the push rod 40 contracts and restores, the air cylinder 76 reversely rotates to enable the telescopic shaft 75 to ascend, the communicating pipe 69 ascends to the initial position, the sealing plate 72 opens the right end of the circulation cavity 67, at the moment, the moving block 63 is re-meshed with the rotating gear 49, water in the water storage cavity 55 is heated through the hot water pump 53, hot water circulates to the circulation cavity 67 and then is injected into the heat preservation cavity 30 to heat food in the containing dish 29, and after the containing dish 29 is taken out, the water 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.