Vacuum microwave drying and sterilizing equipment for food processing
Technical Field
The invention belongs to the technical field of food processing, and particularly relates to vacuum microwave drying and sterilizing equipment for food processing.
Background
As is well known, the boiling point of water is directly related to the atmospheric pressure, the lower the boiling point of water, for example, the boiling point of water is 100 ℃ under one atmospheric pressure, the boiling point of water is 45 ℃ under-0.073 MPA, and the boiling point of water is 35 ℃ under-0.08 MPA, so that the moisture in the material is evaporated at a low temperature under a vacuum condition to achieve the aim of low-temperature drying.
According to CN108185262A vacuum microwave drying sterilizing installation for food processing, this vacuum microwave drying sterilizing installation for food processing through setting up heating device, has guaranteed that food drying effect is better, and being provided with of heat conduction stick does benefit to quick production steam, is convenient for in the even transport organism of steam, and the stoving effect is more obvious, through setting up the vacuum pump, has guaranteed the quality of food, has improved the security, has improved this vacuum microwave drying sterilizing installation for food processing's practicality greatly.
However, in the prior art, the vacuum microwave drying and sterilizing equipment for food processing has the problems that firstly, after the vacuum microwave drying, the equipment door needs to be opened, the tightness of the equipment door is easy to reduce after the equipment door is repeatedly opened and closed, the vacuum degree can not meet the design requirement during the food processing, and further the microwave drying efficiency of the food is greatly reduced; second, when getting at every turn and putting food, the inside of equipment all need resume normal atmospheric pressure, guarantees normally opening of equipment door, but has placed food at every turn after, all need again to the inside evacuation of equipment, has increased energy resource consumption scheduling problem.
In view of the above, the present invention provides a vacuum microwave drying and sterilizing apparatus for food processing, which solves the above technical problems.
Disclosure of Invention
In order to solve the problems of the prior art that vacuum microwave drying and sterilizing equipment for food processing has the disadvantages that firstly, after vacuum microwave drying, an equipment door needs to be opened, the tightness of the equipment door is easy to reduce after repeated opening and closing, the vacuum degree can not meet the design requirement when food processing is carried out, and further the microwave drying efficiency of food is greatly reduced; secondly, when food is taken and placed each time, the interior of the equipment needs to be restored to normal atmospheric pressure to ensure normal opening of an equipment door, but after the food is placed each time, the interior of the equipment needs to be vacuumized again, so that the energy consumption is increased, and the like.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to vacuum microwave drying and sterilizing equipment for food processing, which comprises a shell and a containing disc, wherein the shell is provided with a cavity; a working groove is formed in the shell; a feeding groove is formed in the shell at the right side of the working groove, and the feeding groove is communicated with the working groove; a guide plate is fixedly connected between the working groove and the feeding groove; the lower surface of the guide plate is provided with a guide groove; the inside of the guide groove is vertically connected with a clapboard in a sliding way; the left side surface and the right side surface of the shell are fixedly connected with guide pipes which are communicated with a negative pressure source; a first electric guide rail is fixedly connected with the lower surfaces of the working groove and the feeding groove in the shell; the upper surface of the first electric guide rail is connected with a first electric guide block in a left-right sliding manner; the upper surface of the first electric guide block is fixedly connected with a second electric guide rail; the surface of the second electric guide rail is connected with a second electric guide block in a front-back sliding manner; the upper surface of the second electric guide block is fixedly connected with a containing disc; a sliding door is connected to the position, close to the front end face of the feeding groove, in the shell in a vertical sliding mode; the number of the sliding doors is two, and the sliding doors are arranged in an up-and-down symmetrical mode; in operation, it is known that the boiling point of water is directly related to atmospheric pressure, the lower the boiling point of water, for example, the boiling point of water is 100 ℃ under one atmospheric pressure, and the boiling point of water is 45 ℃ under-0.073 MPA, and the boiling point of water is 35 ℃ under-0.08 MPA, so that under vacuum condition, the water in the material is evaporated at low temperature, thereby achieving the purpose of low-temperature drying, by using the technology, the prepared vacuum microwave drying and sterilizing equipment can be well used for food processing, through low-temperature drying, the original appearance of food is basically maintained, and the loss of food nutrient content is reduced as much as possible, but in the prior art, the vacuum microwave drying and sterilizing equipment for food processing has a problem that firstly, after vacuum microwave drying, the equipment door needs to be opened, and the sealing performance of the equipment door is easily reduced after repeated opening and closing, when food processing is carried out, the vacuum degree can not meet the design requirement, and the microwave drying efficiency of the food is greatly reduced; secondly, when food is taken and placed each time, the interior of the equipment needs to recover normal atmospheric pressure to ensure normal opening of an equipment door, but after the food is placed each time, the interior of the equipment needs to be vacuumized again, so that the energy consumption is increased, and the like, through the vacuum microwave drying and sterilizing equipment for food processing, when the equipment needs to be used, the food is firstly placed into the interior of the containing tray, the second electric guide block slides backwards on the surface of the second electric guide rail to drive the containing tray to slide backwards to the middle position of the feeding cavity, then the sliding door is closed, the interior of the feeding groove is vacuumized through the guide pipe, so that the pressure of the feeding groove is consistent with that of the work groove, the first electric guide block can drive the second electric guide rail to slide leftwards on the surface of the first electric guide rail, and the partition plate slides upwards to be opened at the same time, so that the containing tray with the food is guided into the work groove, the working groove and the feeding groove are sealed and isolated by controlling the downward sliding of the partition plate, then food is subjected to microwave drying, and after the food is subjected to microwave drying, the food is reversely guided into the feeding groove in the mode and is guided out through the feeding groove.
Preferably, the front end surface of the shell is rotatably connected with a first sealing door at the position of the working groove; the front end surface of the shell is rotatably connected with a second sealing door at the position of the feeding groove; a first sliding groove is formed in the front end face of the shell at the position of the second sealing door; a first sliding block is connected inside the first sliding groove in a sliding manner; a first spring is fixedly connected between the first sliding block and the bottom of the first sliding groove; a second sliding chute is formed in the right side surface of the feeding chute between the upper sliding door and the lower sliding door; a second sliding block is connected inside the second sliding groove in a sliding manner; a second spring is fixedly connected between the second sliding block and the second sliding groove; the front end surface of the second sliding block is provided with a top groove; during operation, through setting up first sealing door, first sealing door is the normally closed state, when the inside in work groove needs the clearance, first sealing door can be opened this moment, be convenient for the inside clearance in work groove, through setting up the second sealing door, on the one hand, mutually support between second sealing door and the sliding door, multiple sealed effect has been realized, the inside risk of leaking gas that appears in the pay-off groove has been reduced, on the other hand, when the second sealing door is closed, the first slider can be extruded to the second sealing door, and first slider can compress first spring, can extrude the second slider through first slider, make the inside of income second spout in the second slider, the second slider just can not obstruct the normal of sliding door and close this moment, avoided the workman when getting and putting food, the sliding door closes unusually, lead to workman's injured problem.
Preferably, a pressing block is fixedly connected to the side face of one side of the second sliding block relative to the sliding door, and the pressing block is made of soft rubber materials; an air cavity is formed in the pressing block; the right side surface of the shell is fixedly connected with a pressure relief pipe corresponding to the lower position of the conduit; a control groove is formed between the shell and the pressure relief pipe; a control stop block is connected inside the control groove in a sliding manner; a telescopic rod is fixedly connected between the control stop block and the control groove, and the telescopic rod is communicated with the air cavity; during operation, when opening the second sealing door, first slider outwards derives first spout under the effect of first spring, and then first slider stops to extrude the second slider, the second slider is under the effect of second spring, outwards derive the second spout, this moment because the sliding door is not opened, the briquetting on second slider surface can receive the extrusion of sliding door, and then make the inside gas in air cavity of briquetting enter into the inside of telescopic link, can drive control dog upward movement through the telescopic link, and then the pressure release pipe is automatic to be opened, communicate between the inside of chute feeder and the outside atmosphere this moment, there is the pressure differential between the inside atmospheric pressure of the inside pressure regulating system of having avoided the chute feeder to appear unusually or the chute feeder, directly open the chute feeder completely, there is the production risk problem.
Preferably, the right side surface of the shell is provided with an induction hole; the inside of the induction hole is fixedly connected with an induction pipe; the inner part of the induction tube is connected with a moving piece in a left-right sliding manner; third springs are fixedly connected between the left side surface and the right side surface of the moving piece and the induction pipe; the middle part of the inner surface of the induction tube is fixedly connected with a first conductive block; the side surface of the moving piece, which is opposite to one side of the first conductive block, is fixedly connected with a second electric block; during operation, through setting up the induction pipe, when there is the difference in the inside atmospheric pressure of chute feeder and outside atmospheric pressure, the removal piece can be controlled in the inside of induction pipe because inside and outside pressure differential's effect, and then separation between first conducting block can and the second conducting block, and the sliding door outage this moment can't be opened, when further having guaranteed the sliding door open mode, and the inside and outside pressure differential of chute feeder is unanimous, improves production safety, reduces the damage to equipment.
Preferably, an infrared emitter is fixedly connected between the sliding door and the second sealing door inside the feeding groove, and the infrared emitter is positioned close to the first sliding block; the left side surface of the feeding groove is fixedly connected with a receiver relative to the position of the infrared transmitter; during operation, through setting up infrared emitter and receiver, and correspond the setting each other between infrared emitter and the receiver, when staff's hand stretched into the chute feeder, the receiver received signal is unusual this moment, and control system can be sent to unusual signal this moment, and the control sliding door keeps the open mode, reduces sliding door tong risk.
Preferably, pressure regulating blocks are fixedly connected with the upper part and the rear part of the feeding groove in the shell; a pressure regulating groove is formed in the pressure regulating block; the inner parts of the adjusting grooves are connected with light blocks in a sliding manner; fourth springs which are uniformly arranged are fixedly connected between the light blocks and the bottoms of the corresponding pressure regulating grooves; during operation, through setting up the gas piece, when the inside evacuation to the chute feeder, the inside atmospheric pressure of chute feeder reduces, and the light piece roll-off of pressure regulating inslot portion corresponds the pressure regulating groove this moment to tensile fourth spring, the space of the inside of chute feeder reduces, has improved the inside evacuation efficiency of chute feeder, and then improves production efficiency.
Preferably, cavities are formed in the two light blocks; the side surfaces of the light blocks, which are opposite to the feeding groove, are provided with connecting holes; the inner parts of the connecting holes are fixedly connected with elastic membranes; during operation, through seting up the cavity with the inside of light piece, on the one hand can the effectual weight that reduces the light piece, improve the pressure regulating effect of light piece, on the other hand, through set up the elastic membrane between cavity and chute feeder, further reduce the inner space of chute feeder through the elastic membrane, improve the inside evacuation efficiency of chute feeder.
Preferably, the lower surface of the partition plate is fixedly connected with a first sealing gasket; a first connecting cavity is formed in the first sealing gasket; the surface of the partition board is provided with a mounting groove corresponding to the position of the first electric guide rail; a second sealing gasket is arranged inside the mounting groove; a second connecting cavity is formed in the second sealing gasket and is communicated with the first connecting cavity; during operation, through setting up first sealed pad and the sealed pad of second, when the baffle downstream makes and separates between work groove and the chute feeder, the baffle at first can extrude first sealed pad for the inside gas of first sealed pad enters into the sealed inside of filling up of second, makes the sealed pad of second swell, realizes that effective laminating between baffle and the first electronic guide rail is sealed, avoids first electronic guide rail department to appear leaking gas the problem.
The invention has the following beneficial effects:
1. the invention relates to vacuum microwave drying and sterilizing equipment for food processing, which is provided with a shell and a containing disc; through seting up the chute feeder in the inside of casing, hold the dish and pass through the inside that the chute feeder carried to the work groove, the effectual pay-off that has realized among the vacuum microwave drying sterilization process, avoided the direct and external intercommunication of work groove, guarantee among the dry sterilization process, the effective leakproofness of work groove, and then avoided in the food processing process, food place environment vacuum descends, and then reduce food production efficiency, simultaneously through the pressure regulating of chute feeder, can guarantee the long-term stability of the inside vacuum of work groove, reduce the consumption of the energy.
2. According to the vacuum microwave drying and sterilizing equipment for food processing, the pressing block, the pressure relief pipe and the control stop block are arranged, when the second sealing door is opened, the sliding door is not opened at the moment, the pressing block on the surface of the second sliding block is extruded by the sliding door, so that gas in a gas cavity of the pressing block enters the inside of the telescopic rod, the control stop block is driven by the telescopic rod to move upwards, the pressure relief pipe is automatically opened, the inside of the feeding groove is communicated with the external atmosphere at the moment, the phenomenon that an internal pressure regulating system of the feeding groove is abnormal or the pressure difference exists between the internal pressure and the external pressure of the feeding groove, the feeding groove is directly and completely opened, and the production risk problem exists.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a cross-sectional view B-B of FIG. 3;
FIG. 5 is an enlarged partial view at C of FIG. 2;
FIG. 6 is an enlarged partial view at D of FIG. 3;
FIG. 7 is an enlarged partial view at E in FIG. 4;
in the figure: the device comprises a shell 1, a containing disc 2, a guide plate 3, a partition plate 4, a guide pipe 5, a first electric guide rail 6, a first electric guide block 7, a second electric guide rail 8, a second electric guide block 9, a sliding door 10, a first sealing door 11, a second sealing door 12, a first sliding block 13, a first spring 14, a second sliding block 15, a second spring 16, a pressing block 17, a pressure relief pipe 18, a control stop block 19, an expansion link 20, an induction pipe 21, a moving sheet 22, a third spring 23, a first conductive block 24, a second electric block 25, an infrared emitter 26, a pressure regulating block 27, a light block 28, a fourth spring 29, an elastic membrane 30, a first sealing gasket 31 and a second sealing gasket 32.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 7, the vacuum microwave drying and sterilizing equipment for food processing according to the present invention comprises a housing 1 and a holding tray 2; a working groove is formed in the shell 1; a feeding groove is formed in the shell 1 at the right side of the working groove, and the feeding groove is communicated with the working groove; a guide plate 3 is fixedly connected between the working groove and the feeding groove; the lower surface of the guide plate 3 is provided with a guide groove; the inside of the guide groove is connected with a clapboard 4 up and down in a sliding way; the left side surface and the right side surface of the shell 1 are fixedly connected with guide pipes 5, and the guide pipes 5 are communicated with a negative pressure source; a first electric guide rail 6 is fixedly connected with the lower surfaces of the working groove and the feeding groove in the shell 1; the upper surface of the first electric guide rail 6 is connected with a first electric guide block 7 in a left-right sliding manner; the upper surface of the first electric guide block 7 is fixedly connected with a second electric guide rail 8; the surface of the second electric guide rail 8 is connected with a second electric guide block 9 in a front-back sliding manner; the upper surface of the second electric guide block 9 is fixedly connected with a containing disc 2; a sliding door 10 is connected to the position, close to the front end face of the feeding groove, in the shell 1 in a vertical sliding mode; the number of the sliding doors 10 is two, and the sliding doors are arranged in an up-and-down symmetrical manner; in operation, it is known that the boiling point of water is directly related to atmospheric pressure, the lower the boiling point of water, for example, the boiling point of water is 100 ℃ under one atmospheric pressure, and the boiling point of water is 45 ℃ under-0.073 MPA, and the boiling point of water is 35 ℃ under-0.08 MPA, so that under vacuum condition, the water in the material is evaporated at low temperature, thereby achieving the purpose of low-temperature drying, by using the technology, the prepared vacuum microwave drying and sterilizing equipment can be well used for food processing, through low-temperature drying, the original appearance of food is basically maintained, and the loss of food nutrient content is reduced as much as possible, but in the prior art, the vacuum microwave drying and sterilizing equipment for food processing has a problem that firstly, after vacuum microwave drying, the equipment door needs to be opened, and the sealing performance of the equipment door is easily reduced after repeated opening and closing, when food processing is carried out, the vacuum degree can not meet the design requirement, and the microwave drying efficiency of the food is greatly reduced; secondly, when food is taken and placed each time, the interior of the equipment needs to recover normal atmospheric pressure, so that the normal opening of an equipment door is ensured, but after the food is placed each time, the interior of the equipment needs to be vacuumized again, so that the energy consumption is increased, and the like, through the vacuum microwave drying and sterilizing equipment for food processing, when the equipment needs to be used, the food is firstly placed into the interior of the containing tray 2, the second electric guide block 9 slides backwards on the surface of the second electric guide rail 8, so as to drive the containing tray 2 to slide backwards to the middle position of the feeding cavity, then the sliding door 10 is closed, the interior of the feeding groove is vacuumized through the guide pipe 5, so that the pressure of the feeding groove is consistent with the pressure of the interior of the working groove, further, the first electric guide block 7 can drive the second electric guide rail 8 to slide leftwards on the surface of the first electric guide rail 6, and the partition plate 4 is opened upwards in a sliding manner, the food conveying device has the advantages that the containing disc 2 containing food is guided into the working groove, the control partition plate 4 slides downwards to realize sealing isolation between the working groove and the feeding groove, then microwave drying of the food is carried out, the food is reversely guided into the feeding groove in the mode and guided out through the feeding groove after the microwave drying of the food is completed, feeding in the vacuum microwave drying and sterilizing process is effectively realized, the working groove is prevented from being directly communicated with the outside, effective sealing performance of the working groove in the drying and sterilizing process is guaranteed, further, the phenomenon that the vacuum degree of the environment where the food is located is reduced in the food processing process is avoided, further, the food production efficiency is reduced, meanwhile, long-term stability of the vacuum degree in the working groove can be guaranteed through pressure regulation of the feeding groove, and energy consumption is reduced.
As an embodiment of the present invention, a first sealing door 11 is rotatably connected to the front end surface of the housing 1 at a position of the working groove; the front end surface of the shell 1 is rotatably connected with a second sealing door 12 at the position of the feeding groove; a first sliding groove is formed in the position, on the front end face of the shell 1, of the second sealing door 12; a first sliding block 13 is connected inside the first sliding groove in a sliding manner; a first spring 14 is fixedly connected between the first sliding block 13 and the bottom of the first sliding groove; a second sliding chute is arranged on the right side surface of the feeding chute between the upper sliding door 10 and the lower sliding door 10; a second sliding block 15 is connected inside the second sliding groove in a sliding manner; a second spring 16 is fixedly connected between the second sliding block 15 and the second sliding groove; the front end face of the second sliding block 15 is provided with a top groove; during operation, through setting up first sealing door 11, first sealing door 11 is the normally closed state, when the inside of work groove needs to be cleared up, first sealing door 11 can be opened this moment, be convenient for the inside clearance of work groove, through setting up second sealing door 12, on the one hand, second sealing door 12 and sliding door 10 mutually support, multiple sealed effect has been realized, the inside gas leakage risk that appears in the pay-off groove has been reduced, on the other hand, when second sealing door 12 is closed, first slider 13 can be extruded to second sealing door 12, and first slider 13 can compress first spring 14, can extrude second slider 15 through first slider 13, make the inside of income second spout in the second slider 15, just can not hinder sliding door 10's normal closing this moment second slider 15, avoided the workman to get when putting food, sliding door 10 closes unusually, lead to the workman injured problem.
As an embodiment of the present invention, a pressing block 17 is fixedly connected to the second sliding block 15 at a side position relative to the sliding door 10, and the pressing block 17 is designed by a soft rubber material; an air cavity is formed inside the pressing block 17; the right side surface of the shell 1 is fixedly connected with a pressure relief pipe 18 corresponding to the lower position of the conduit 5; a control groove is formed between the shell 1 and the pressure relief pipe 18; a control stop block 19 is connected inside the control groove in a sliding manner; a telescopic rod 20 is fixedly connected between the control stop 19 and the control groove, and the telescopic rod 20 is communicated with the air cavity; during operation, when opening second sealing door 12, first slider 13 outwards derives first spout under the effect of first spring 14, and then first slider 13 stops to extrude second slider 15, second slider 15 is under the effect of second spring 16, outwards derive the second spout, this moment because sliding door 10 does not open, briquetting 17 on second slider 15 surface can receive the extrusion of sliding door 10, and then make the inside gas in the air cavity of briquetting 17 enter into the inside of telescopic link 20, can drive control dog 19 upward movement through telescopic link 20, and then pressure release pipe 18 is automatic to be opened, communicate between the inside of chute and the outside atmosphere this moment, the inside pressure regulating system of having avoided the chute appears unusually or there is the pressure differential between the inside atmospheric pressure and the outside atmospheric pressure of chute, directly open the chute completely, there is the production risk problem.
As an embodiment of the present invention, the right side surface of the housing 1 is provided with an induction hole; the inside of the induction hole is fixedly connected with an induction pipe 21; the induction pipe 21 is internally connected with a moving piece 22 in a left-right sliding manner; third springs 23 are fixedly connected between the left side surface and the right side surface of the moving piece 22 and the induction pipe 21; the middle part of the inner surface of the induction tube 21 is fixedly connected with a first conductive block 24; a second electric block 25 is fixedly connected to one side surface of the moving piece 22 opposite to the first conductive block 24; during operation, through setting up induction pipe 21, when there is the difference in the inside atmospheric pressure of chute feeder and outside atmospheric pressure, remove piece 22 and can remove about the inside of induction pipe 21 owing to inside and outside pressure differential's effect, and then separation between first conducting block 24 can and the second conducting block, sliding door 10 outage this moment, can't open, when further having guaranteed sliding door 10 open mode, the inside and outside pressure differential of chute feeder is unanimous, improves production safety, reduces the damage to equipment.
As an embodiment of the invention, an infrared emitter 26 is fixedly connected to the inside of the feed chute between the sliding door 10 and the second sealing door 12, and the infrared emitter 26 is located near the first sliding block 13; the left side surface of the feeding groove is fixedly connected with a receiver relative to the position of the infrared emitter 26; during operation, through setting up infrared emitter 26 and receiver, and correspond the setting each other between infrared emitter 26 and the receiver, when staff's hand stretched into the chute feeder, the receiver received signal is unusual this moment, and control system can be sent to unusual signal this moment, and control sliding door 10 keeps the open mode, reduces sliding door 10 tong risk.
As an embodiment of the invention, the inside of the shell 1 is fixedly connected with pressure regulating blocks 27 at the positions above and behind the feeding groove; a pressure regulating groove is formed in the pressure regulating block 27; the inner parts of the adjusting grooves are all connected with light blocks 28 in a sliding manner; fourth springs 29 which are uniformly arranged are fixedly connected between the light blocks 28 and the bottoms of the corresponding pressure regulating grooves; during operation, through setting up the gaseous piece, when the inside evacuation to the chute feeder, the inside atmospheric pressure of chute feeder reduces, and the inside light weight piece 28 roll-off of pressure regulating inslot corresponds the pressure regulating groove this moment to tensile fourth spring 29, the space of the inside of chute feeder reduces, has improved the inside evacuation efficiency of chute feeder, and then improves production efficiency.
As an embodiment of the present invention, cavities are formed inside both the two light blocks 28; the side surfaces of the light blocks 28, which are opposite to the feeding groove, are provided with connecting holes; the inner parts of the connecting holes are fixedly connected with elastic membranes 30; during operation, through seting up the cavity with the inside of light mass 28, on the one hand can the effectual weight that reduces light mass 28, improve the pressure regulating effect of light mass 28, on the other hand, through set up elastic membrane 30 between cavity and chute feeder, further reduce the inner space of chute feeder through elastic membrane 30, improve the inside evacuation efficiency of chute feeder.
As an embodiment of the present invention, the lower surface of the partition board 4 is fixedly connected with a first sealing gasket 31; a first connecting cavity is formed inside the first sealing gasket 31; the surface of the partition plate 4 is provided with a mounting groove corresponding to the position of the first electric guide rail 6; a second sealing gasket 32 is arranged inside the mounting groove; a second connecting cavity is formed in the second sealing gasket 32, and the second connecting cavity is communicated with the first connecting cavity; during operation, through setting up first sealed pad 31 and the sealed pad 32 of second, when 4 downstream of baffle make to work and separate between groove and the chute feeder, baffle 4 at first can extrude first sealed pad 31 for the inside gas of first sealed pad 31 enters into the inside of the sealed pad 32 of second, makes the sealed pad 32 of second swell, realizes that effective laminating between baffle 4 and the first electronic guide rail 6 is sealed, avoids first electronic guide rail 6 department to appear gas leakage problem.
The specific working process is as follows:
when the food drying device works, firstly, food is placed into the holding tray 2, the second electric guide block 9 slides backwards on the surface of the second electric guide rail 8, the holding tray 2 is driven to slide backwards to the middle position of the feeding cavity, then the sliding door 10 is closed, the interior of the feeding groove is vacuumized through the guide pipe 5, so that the pressure intensity of the feeding groove is consistent with that of the interior of the working groove, the first electric guide block 7 can drive the second electric guide rail 8 to slide leftwards on the surface of the first electric guide rail 6, meanwhile, the partition plate 4 slides upwards to be opened, the holding tray 2 with the food is guided into the interior of the working groove, the partition plate 4 is controlled to slide downwards, the sealing isolation between the working groove and the feeding groove is realized, then, the microwave drying of the food is carried out, the food is reversely guided into the feeding groove in the mode and is guided out through the feeding groove after the microwave drying of the food is finished; the first sealing door 11 is in a normally closed state, when the interior of the working groove needs to be cleaned, the first sealing door 11 can be opened at the moment, the cleaning of the interior of the working groove is facilitated, and by arranging the second sealing door 12, on one hand, the second sealing door 12 is matched with the sliding door 10, so that a multiple sealing effect is realized, and the risk of air leakage in the interior of the feeding groove is reduced, and on the other hand, when the second sealing door 12 is closed, the second sealing door 12 can extrude the first sliding block 13, the first sliding block 13 can compress the first spring 14, and the first sliding block 13 can extrude the second sliding block 15, so that the second sliding block 15 is taken into the interior of the second sliding groove, and at the moment, the second sliding block 15 cannot hinder the normal closing of the sliding door 10; when the second sealing door 12 is opened, the first sliding block 13 is led out of the first sliding groove outwards under the action of the first spring 14, then the first sliding block 13 stops extruding the second sliding block 15, the second sliding block 15 is led out of the second sliding groove outwards under the action of the second spring 16, at this time, because the sliding door 10 is not opened, the pressing block 17 on the surface of the second sliding block 15 is extruded by the sliding door 10, further, gas in the gas cavity of the pressing block 17 enters the inside of the telescopic rod 20, the telescopic rod 20 drives the control stop block 19 to move upwards, further, the pressure relief pipe 18 is automatically opened, and at this time, the inside of the feeding chute is communicated with the outside atmosphere; when the internal air pressure of the feeding chute is different from the external air pressure, the moving piece 22 moves left and right in the induction pipe 21 under the action of the internal and external pressure difference, and then the first conductive block 24 is separated from the second conductive block, and at the moment, the sliding door 10 is powered off and cannot be opened; when the hands of the workers extend into the feeding chute, the receiver receives abnormal signals, the abnormal signals are transmitted to the control system, the sliding door 10 is controlled to be kept in an open state, and the risk of clamping the hands of the sliding door 10 is reduced; when the interior of the feeding groove is vacuumized, the internal air pressure of the feeding groove is reduced, at the moment, the light block 28 in the pressure regulating groove slides out of the corresponding pressure regulating groove, the fourth spring 29 is stretched, the space in the feeding groove is reduced, and the vacuumizing efficiency in the feeding groove is improved; by arranging the cavity in the light block 28, on one hand, the weight of the light block 28 can be effectively reduced, and the pressure regulating effect of the light block 28 is improved, and on the other hand, by arranging the elastic membrane 30 between the cavity and the feeding groove, the internal space of the feeding groove is further reduced through the elastic membrane 30; when the partition plate 4 moves downwards to separate the working groove from the feeding groove, the partition plate 4 firstly extrudes the first sealing gasket 31, so that the gas in the first sealing gasket 31 enters the second sealing gasket 32, the second sealing gasket 32 expands, and the effective attaching and sealing between the partition plate 4 and the first electric guide rail 6 are realized.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.