CN110686446A - Refrigeration system with defrosting function and uniform refrigeration - Google Patents
Refrigeration system with defrosting function and uniform refrigeration Download PDFInfo
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- CN110686446A CN110686446A CN201910841579.7A CN201910841579A CN110686446A CN 110686446 A CN110686446 A CN 110686446A CN 201910841579 A CN201910841579 A CN 201910841579A CN 110686446 A CN110686446 A CN 110686446A
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- refrigeration
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- 238000005057 refrigeration Methods 0.000 title claims abstract description 65
- 238000010257 thawing Methods 0.000 title claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 53
- 230000007246 mechanism Effects 0.000 claims abstract description 36
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 239000011248 coating agent Substances 0.000 claims description 8
- 238000000576 coating method Methods 0.000 claims description 8
- 238000005260 corrosion Methods 0.000 claims description 6
- 230000007797 corrosion Effects 0.000 claims description 4
- 239000004519 grease Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 16
- 238000001816 cooling Methods 0.000 abstract description 2
- 238000009792 diffusion process Methods 0.000 abstract 1
- 230000006870 function Effects 0.000 description 10
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 7
- 239000011780 sodium chloride Substances 0.000 description 7
- 239000012267 brine Substances 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- 230000008014 freezing Effects 0.000 description 3
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 239000012266 salt solution Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 210000004556 brain Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D13/00—Stationary devices, e.g. cold-rooms
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/08—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation using ducts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/06—Removing frost
- F25D21/10—Removing frost by spraying with fluid
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/14—Collecting or removing condensed and defrost water; Drip trays
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
- F25D2317/063—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation with air guides
Abstract
The invention relates to a uniform refrigeration system with a defrosting function, which comprises a refrigeration device, a wind guide mechanism and a defrosting mechanism, wherein the refrigeration device comprises a main body, an evaporator, a wind inlet and a wind outlet pipe, the defrosting mechanism comprises a bracket, a nozzle, a water tank, a water pump, a pipeline, a swing pipe, a first driving assembly and two fixing plates, the wind guide mechanism comprises a rotating pipe, a second driving assembly, a connecting rod, a supporting rod, an annular groove, a positioning ring, a cylinder and at least two wind guide plates, the first driving assembly comprises a first motor, a turntable and a transmission rod, in the uniform refrigeration system with the defrosting function, the evaporator can be defrosted through the defrosting mechanism, the cold energy conduction and diffusion efficiency of the evaporator is improved, the refrigeration effect of a refrigeration house is improved, and air cooling air of the evaporator can be blown out to the interior of the refrigeration house through the wind guide mechanism, the temperature difference of each part in the refrigeration house is reduced, and the refrigeration effect of the refrigeration house is further improved.
Description
Technical Field
The invention relates to the field of refrigeration systems, in particular to a refrigeration system with defrosting function and uniform refrigeration.
Background
The cold storage is generally a facility which can be refrigerated by various devices and can be manually controlled and kept at a stable low temperature. The basic components of the method are as follows: refrigerating system, electric control device, storehouse with certain heat-proof performance, affiliated building, etc. The refrigerating system mainly comprises various refrigerating devices, wherein the refrigerating devices are hearts of a refrigeration house, and the refrigerating devices produce cold energy to ensure the supply of cold sources in the refrigeration house. The electric control device is the brain of the refrigeration house and commands the refrigeration system to ensure the cold supply. The storehouse with certain heat-insulating property is a place for storing and preserving agricultural products, has the function of keeping the stability of a low-temperature environment, and usually refers to the heat-insulating property as heat preservation. The good heat insulation structure of the storehouse can keep the cold quantity made by the refrigeration equipment to leak outwards in the storehouse to the maximum extent, and conversely, the leakage of the heat quantity outside the storehouse to the storehouse is reduced as much as possible, which is the main difference between the cold storehouse and the common house.
The wind direction of the evaporimeter of prior art's freezer can't be adjusted, causes the local temperature that the wind of evaporimeter can not blow to be higher than other places, leads to the freezer inside temperature inhomogeneous, has reduced the cold-stored effect of freezer, and so only, the evaporimeter surface of prior art's freezer frosts easily, hinders the cold volume conduction of refrigeration evaporimeter and gives off, finally influences the refrigeration effect of freezer.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the uniform refrigeration system with the defrosting function is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a refrigeration system with defrosting function and uniform refrigeration comprises a refrigeration device, wherein the refrigeration device comprises a main body, an evaporator, an air inlet and an air outlet pipe, the evaporator is arranged on the inner wall of the top of the main body, the air inlet and the air outlet pipe are respectively arranged on two sides of the evaporator, the refrigeration system also comprises an air guide mechanism and a defrosting mechanism, the air guide mechanism is arranged on the air outlet pipe, and the defrosting mechanism is arranged at the air inlet;
the defrosting mechanism comprises a support, a nozzle, a water tank, a water pump, a pipeline, a swing pipe, a first driving assembly and two fixing plates, wherein the support is arranged on one side of an air inlet, which is far away from a main body, two ends of the support are fixedly connected with an evaporator, the middle part of the swing pipe is hinged with the middle part of the support, the nozzle is arranged on one side of the swing pipe, which is close to the air inlet, the first driving assembly is arranged on the support, the first driving assembly is connected with one end, which is far away from the air inlet, of the swing pipe, the water tank is arranged below the evaporator, an opening is arranged on one side, which is close to the evaporator, of the water tank, two ends of the water tank are fixedly connected with the evaporator through the fixing plates, one end of the pipeline is communicated with the swing pipe, the other end of the pipeline is communicated;
the air guide mechanism comprises a rotating pipe, a second driving component, a connecting rod, a supporting rod, an annular groove, a positioning ring, an air cylinder and at least two air guide plates, wherein the annular groove, the positioning ring and the rotating pipe are all coaxially arranged with the air outlet pipe, the air outlet pipe is arranged inside the rotating pipe, the rotating pipe is in sliding and sealing connection with the air outlet pipe, the annular groove is arranged on the periphery of the air outlet pipe, the positioning ring is fixed on the inner wall of the rotating pipe, the positioning ring is arranged inside the annular groove, the second driving component is arranged on the evaporator, the second driving component is connected with the rotating pipe, the air guide plates are parallel to each other, the air guide plates are parallel to the axis of the rotating pipe, one side of each air guide plate, close to the evaporator, is hinged to the inner wall of the rotating pipe, the connecting rod is vertical to the air guide plates, and one side of each air guide plate, far, one end of the air cylinder is hinged to one end of the connecting rod, the other end of the air cylinder is hinged to one end of the supporting rod, and the other end of the supporting rod is fixedly connected with the rotating pipe.
Preferably, in order to improve the degree of automation of freezer, be equipped with the control box in the main part, the inside of control box is equipped with PLC, be equipped with display screen and two at least control button on the control box, display screen and each control button all are connected with PLC electricity.
Preferably, in order to provide power for the swing pipe, the first driving assembly comprises a first motor, a rotary table and a transmission rod, the first motor is fixedly connected with the support, the first motor is in transmission connection with the rotary table, one end of the transmission rod is hinged to one end, far away from the air inlet, of the swing pipe, and the other end of the transmission rod is hinged to the position, far away from the circle center of the rotary table, of the rotary table.
Preferably, in order to provide power for the rotating pipe, the second driving assembly comprises a second motor, a gear and an annular rack, the annular rack and the rotating pipe are coaxially arranged, the annular rack is fixed on the periphery of the rotating pipe, the second motor is fixedly connected with the evaporator, the second motor is in transmission connection with the gear, and the gear is meshed with the annular rack.
Preferably, in order to improve the accuracy of the control of the rotation angle of the rotary pipe, the second motor is a servo motor.
Preferably, in order to improve the smoothness of the rotation of the rotating tube, the inner wall of the rotating tube is coated with grease.
Preferably, the inner wall of the pipe is coated with an anti-corrosive coating in order to extend the service life of the pipe.
Preferably, the water tank is made of stainless steel in order to prolong the service life of the water tank.
Preferably, the body is coated with a thermal insulating coating in order to improve the refrigerating effect of the refrigerator.
Preferably, a heater is provided on the water tank to heat the water tank.
The invention has the advantages that in the refrigerating system with defrosting function and uniform refrigeration, the evaporator can be defrosted through the defrosting mechanism, the cold energy conduction and emission efficiency of the evaporator is improved, and the refrigerating effect of the refrigeration house is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic diagram of the construction of the uniform refrigerant refrigeration system with defrost function of the present invention;
FIG. 2 is a schematic structural view of a defrost mechanism of the uniform refrigerant refrigeration system with defrost function of the present invention;
FIG. 3 is an enlarged view of portion B of FIG. 2;
FIG. 4 is an enlarged view of portion A of FIG. 1;
in the figure: 1. the air conditioner comprises a main body, an evaporator, a support, an air inlet, a transmission rod, a swinging pipe, a nozzle, a pipeline, a water tank, a heater, a fixing plate, a water tank, a first motor, a rotating disc, a connecting rod, a cylinder, a rotating pipe, a gear, a second motor, an air outlet pipe, an annular groove, an annular rack, a positioning ring, an air guide plate and a supporting rod, wherein the evaporator is 2, the support is 3, the air inlet is 4, the transmission rod is 5, the swinging pipe is 6, the nozzle is 7, the pipeline is 8, the water tank is 9, the heater is.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1, a refrigeration system with defrosting function and uniform refrigeration comprises a main body 1, an evaporator 2, an air inlet 4 and an air outlet pipe 20, wherein the evaporator 2 is arranged on the inner wall of the top of the main body 1, the air inlet 4 and the air outlet pipe 20 are respectively arranged on two sides of the evaporator 2, the refrigeration system further comprises an air guide mechanism and a defrosting mechanism, the air guide mechanism is arranged on the air outlet pipe 20, and the defrosting mechanism is arranged at the air inlet 4;
the evaporator 2 can be defrosted through the defrosting mechanism, the cold energy conduction and emission efficiency of the evaporator 2 is improved, and the refrigeration effect of the refrigeration house is improved, moreover, the air cooling air blown out of the evaporator 2 can be sent to all places inside the refrigeration house through the air guide mechanism, so that the temperature difference of all places inside the refrigeration house is reduced, and the refrigeration effect of the refrigeration house is further improved;
as shown in fig. 2, the defrosting mechanism includes a bracket 3, a nozzle 7, a water tank 12, a water pump 9, a pipeline 8, a swing pipe 6, a first driving assembly and two fixing plates 11, the bracket 3 is disposed on one side of the air inlet 4 away from the main body 1, both ends of the bracket 3 are fixedly connected with the evaporator 2, the middle part of the swing pipe 6 is hinged with the middle part of the bracket 3, the nozzle 7 is disposed on one side of the swing pipe 6 close to the air inlet 4, the first driving assembly is disposed on the bracket 3, the first driving assembly is connected with one end of the swing pipe 6 away from the air inlet 4, the water tank 12 is disposed below the evaporator 2, one side of the water tank 12 close to the evaporator 2 is provided with an opening, both ends of the water tank 12 are fixedly connected with the evaporator 2 through the fixing plates 11, one end of the pipeline 8 is communicated with the swing pipe 6, and the other end of the pipeline 8 is communicated with the inside of the water tank 12, the water pump 9 is arranged on the pipeline 8;
the power is supplied by the first driving component, the swing pipe 6 swings back and forth around a hinge point with the bracket 3, the nozzle 7 swings back and forth up and down through the swing pipe 6, the water spraying range of the nozzle 7 is enlarged, in fact, the saline water is injected into the water tank 12, the power is supplied by the water pump 9, the saline water is sent to the nozzle 7 through the pipeline 8 and the swing pipe 6, the saline water is sprayed onto the evaporator 2 through the nozzle 7, then the frost on the evaporator 2 is removed through the saline water, the refrigerating effect of the evaporator 2 is improved, meanwhile, the probability of the brine freezing again is reduced due to the fact that the freezing point of the saline water is lower than that of the water, the defrosting effect on the evaporator 2 is improved, and then the saline water after defrosting can flow back to the inside of the water tank 12, and the recycling of the saline water is realized;
as shown in fig. 4, the air guiding mechanism includes a rotating pipe 17, a second driving assembly, a connecting rod 15, a supporting rod 25, an annular groove 21, a positioning ring 23, an air cylinder 16, and at least two air deflectors 24, wherein the annular groove 21, the positioning ring 23, and the rotating pipe 17 are all coaxially disposed with the air outlet pipe 20, the air outlet pipe 20 is disposed inside the rotating pipe 17, the rotating pipe 17 is slidably and hermetically connected with the air outlet pipe 20, the annular groove 21 is disposed on the outer periphery of the air outlet pipe 20, the positioning ring 23 is fixed on the inner wall of the rotating pipe 17, the positioning ring 23 is disposed inside the annular groove 21, the second driving assembly is disposed on the evaporator 2, the second driving assembly is connected with the rotating pipe 17, the air deflectors 24 are parallel to each other, the air deflectors 24 are parallel to the axis of the rotating pipe 17, one side of each air deflector 24, which is close to the evaporator 2, is hinged to the inner wall of the rotating, the connecting rod 15 is perpendicular to the air deflectors 24, one side of each air deflector 24, which is far away from the evaporator 2, is hinged to the air deflector 24, one end of the air cylinder 16 is hinged to one end of the connecting rod 15, the other end of the air cylinder 16 is hinged to one end of the supporting rod 25, and the other end of the supporting rod 25 is fixedly connected with the rotating pipe 17;
limiting displacement to holding ring 23 through ring channel 21, the firmness that the swinging head 17 is connected with air-out pipe 20 has been improved, provide power through second drive assembly, drive swinging head 17 rotates round air-out pipe 20, then rotate round air-out pipe 20's axis through swinging head 17 drive aviation baffle 24, the supporting role through bracing piece 25 has improved the stability of cylinder 16 simultaneously, then provide power through cylinder 16, under the transmission of connecting rod 15, make aviation baffle 24 round the pin joint swing with swinging head 17, then make air-out pipe 20 blow out the inside each department of freezer through aviation baffle 24, the inside everywhere difference in temperature of freezer has been reduced.
Preferably, in order to improve the automation degree of the refrigeration house, the main body 1 is provided with a control box, a PLC is arranged in the control box, the control box is provided with a display screen and at least two control keys, and the display screen and the control keys are electrically connected with the PLC;
the PLC is a programmable logic controller, which adopts a programmable memory for storing programs therein, executing instructions facing users such as logic operation, sequence control, timing, counting, arithmetic operation and the like, and controlling various types of machinery or production processes through digital or analog input/output.
As shown in fig. 3, the first driving assembly includes a first motor 13, a rotating disc 14 and a transmission rod 5, the first motor 13 is fixedly connected with the bracket 3, the first motor 13 is in transmission connection with the rotating disc 14, one end of the transmission rod 5 is hinged to one end of the swing pipe 6 far away from the air inlet 4, and the other end of the transmission rod 5 is hinged to a position of the rotating disc 14 far away from the center of the rotating disc 14;
the first motor 13 drives the rotating disc 14 to rotate, and the swinging pipe 6 is driven by the rotating disc 14 to swing around a hinge point with the bracket 3 under the driving action of the driving rod 5.
As shown in fig. 4, the second driving assembly includes a second motor 19, a gear 18 and an annular rack 22, the annular rack 22 is coaxially disposed with the rotating tube 17, the annular rack 22 is fixed on the outer circumference of the rotating tube 17, the second motor 19 is fixedly connected with the evaporator 2, the second motor 19 is in transmission connection with the gear 18, and the gear 18 is engaged with the annular rack 22;
the gear 18 is driven to rotate by the second motor 19, and the rotating pipe 17 is driven to rotate around the air outlet 20 by the gear 18 under the transmission action of the annular rack 22.
Preferably, the second motor 19 is a servo motor in order to improve the accuracy of the control of the rotation angle of the rotating pipe 17.
Preferably, in order to improve the smoothness of the rotation of the rotating pipe 17, the inner wall of the rotating pipe 17 is coated with grease;
the friction between the rotating pipe 17 and the air outlet pipe 20 is reduced by the lubricating grease, and the smoothness of the rotation of the rotating pipe 17 is improved.
Preferably, in order to prolong the service life of the pipeline 8, the inner wall of the pipeline 8 is coated with an anti-corrosion coating;
the corrosion rate of the pipeline 8 is slowed down through the anti-corrosion coating, and the service life of the pipeline 8 is prolonged.
Preferably, in order to prolong the service life of the water tank 12, the water tank 12 is made of stainless steel;
since stainless steel has good corrosion resistance, the corrosion rate of the water tank 12 is slowed down, and the service life of the water tank 12 is prolonged.
Preferably, in order to improve the refrigerating effect of the refrigerator, the main body 1 is coated with a heat-insulating coating;
the efficiency of heat conduction between the inside and the outside of the main body 1 is slowed down through the heat-insulating coating, and the refrigeration effect of the refrigeration house is improved.
Preferably, a heater 10 is provided on the water tank 12 for heating the water tank 12;
the heater can heat the brine in the water tank 12, so that the probability of freezing of the brine is reduced.
Provide power through first drive assembly, make nozzle 7 reciprocate from top to bottom, the water spray scope of nozzle 7 has been enlarged, provide power through water pump 9, spray evaporimeter 2 with salt solution through nozzle 7 on, later, the frost on evaporimeter 2 is detached through salt solution, the refrigeration effect of evaporimeter 2 has been improved, provide power through second drive assembly, drive rotating tube 17 rotates around air-out pipe 20, then rotate around the axis of air-out pipe 20 through rotating tube 17 drive aviation baffle 24, the support effect through bracing piece 25 has improved the stability of cylinder 16 simultaneously, then provide power through cylinder 16, under the transmission of connecting rod 15, make aviation baffle 24 swing around the pin joint with rotating tube 17, then make air-out pipe 20 blow out the air current dispersion to each inside department of freezer through aviation baffle 24, the inside difference in temperature of freezer has been reduced.
Compared with the prior art, in the refrigerating system with the defrosting function and uniform refrigeration, the evaporator 2 can be defrosted through the defrosting mechanism, the cold quantity conduction and emission efficiency of the evaporator 2 is improved, the refrigeration effect of the refrigeration house is improved, compared with the existing defrosting mechanism, the defrosting mechanism realizes the cyclic utilization of water resources, the water saving performance of the refrigeration house is improved, moreover, the air guide mechanism can blow air cold air out of the evaporator 2 to all places inside the refrigeration house, the temperature difference of all places inside the refrigeration house is reduced, the refrigeration effect of the refrigeration house is further improved, compared with the existing air guide mechanism, the air guide mechanism is simple in structure, the number of fault points of the mechanism is reduced, and the fault rate of the mechanism is reduced.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The refrigerating system with the defrosting function and capable of refrigerating uniformly comprises a refrigerating device, wherein the refrigerating device comprises a main body (1), an evaporator (2), an air inlet (4) and an air outlet pipe (20), the evaporator (2) is arranged on the inner wall of the top of the main body (1), the air inlet (4) and the air outlet pipe (20) are respectively arranged on two sides of the evaporator (2), and the refrigerating system is characterized by further comprising an air guide mechanism and a defrosting mechanism, the air guide mechanism is arranged on the air outlet pipe (20), and the defrosting mechanism is arranged at the air inlet (4);
the defrosting mechanism comprises a support (3), a nozzle (7), a water tank (12), a water pump (9), a pipeline (8), a swing pipe (6), a first driving assembly and two fixing plates (11), wherein the support (3) is arranged on one side, away from a main body (1), of an air inlet (4), two ends of the support (3) are fixedly connected with an evaporator (2), the middle of the swing pipe (6) is hinged to the middle of the support (3), the nozzle (7) is arranged on one side, close to the air inlet (4), of the swing pipe (6), the first driving assembly is arranged on the support (3), the first driving assembly is connected with one end, away from the air inlet (4), of the swing pipe (6), the water tank (12) is arranged below the evaporator (2), an opening is formed in one side, close to the evaporator (2), of the water tank (12), and two ends of the water tank (12) are fixedly connected with the evaporator (2) through the fixing plates (11), one end of the pipeline (8) is communicated with the swing pipe (6), the other end of the pipeline (8) is communicated with the inside of the water tank (12), and the water pump (9) is installed on the pipeline (8);
the air guide mechanism comprises a rotating pipe (17), a second driving component, a connecting rod (15), a supporting rod (25), an annular groove (21), a positioning ring (23), an air cylinder (16) and at least two air guide plates (24), wherein the annular groove (21), the positioning ring (23) and the rotating pipe (17) are coaxially arranged with an air outlet pipe (20), the air outlet pipe (20) is arranged inside the rotating pipe (17), the rotating pipe (17) is connected with the air outlet pipe (20) in a sliding and sealing mode, the annular groove (21) is arranged on the periphery of the air outlet pipe (20), the positioning ring (23) is fixed on the inner wall of the rotating pipe (17), the positioning ring (23) is arranged inside the annular groove (21), the second driving component is arranged on the evaporator (2), the second driving component is connected with the rotating pipe (17), and the air guide plates (24) are parallel to each other, each air deflector (24) is parallel to the axis of the rotating pipe (17), one side, close to the evaporator (2), of each air deflector (24) is hinged to the inner wall of the rotating pipe (17), the connecting rod (15) is perpendicular to the air deflectors (24), one side, far away from the evaporator (2), of each air deflector (24) is hinged to the air deflectors (24), one end of the air cylinder (16) is hinged to one end of the connecting rod (15), the other end of the air cylinder (16) is hinged to one end of the supporting rod (25), and the other end of the supporting rod (25) is fixedly connected with the rotating pipe (17).
2. The uniformly refrigerating system with defrosting function as claimed in claim 1, wherein the main body (1) is provided with a control box, the control box is provided with a PLC inside, the control box is provided with a display screen and at least two control keys, and the display screen and each control key are electrically connected with the PLC.
3. The uniform refrigeration system with defrosting function as in claim 1, wherein the first driving assembly comprises a first motor (13), a rotating disc (14) and a transmission rod (5), the first motor (13) is fixedly connected with the bracket (3), the first motor (13) is in transmission connection with the rotating disc (14), one end of the transmission rod (5) is hinged with one end of the swinging pipe (6) far away from the air inlet (4), and the other end of the transmission rod (5) is hinged with the position of the rotating disc (14) far away from the circle center of the rotating disc (14).
4. The uniform refrigeration system with defrosting function as recited in claim 1, wherein the second driving assembly comprises a second motor (19), a gear (18) and an annular rack (22), the annular rack (22) is coaxially arranged with the rotating tube (17), the annular rack (22) is fixed on the periphery of the rotating tube (17), the second motor (19) is fixedly connected with the evaporator (2), the second motor (19) is in transmission connection with the gear (18), and the gear (18) is meshed with the annular rack (22).
5. Refrigeration system with defrost function uniform refrigeration according to claim 4 characterized in that said second motor (19) is a servo motor.
6. The uniformly refrigerating system with defrosting function as claimed in claim 1, wherein the inner wall of the rotating tube (17) is coated with grease.
7. Refrigeration system with defrost function uniform refrigeration according to claim 1 characterized in that the inner wall of the pipe (8) is coated with a corrosion resistant coating.
8. The uniformly refrigerating system with defrosting function as claimed in claim 1, wherein the material of the water tank (12) is stainless steel.
9. Refrigeration system with defrost function uniform refrigeration according to claim 1 characterized in that the body (1) is coated with a thermal insulation coating.
10. Refrigeration system with defrost function uniform refrigeration according to claim 1 characterized in that the water tank (12) is provided with a heater (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910841579.7A CN110686446A (en) | 2019-09-06 | 2019-09-06 | Refrigeration system with defrosting function and uniform refrigeration |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910841579.7A CN110686446A (en) | 2019-09-06 | 2019-09-06 | Refrigeration system with defrosting function and uniform refrigeration |
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| CN110686446A true CN110686446A (en) | 2020-01-14 |
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| CN201910841579.7A Withdrawn CN110686446A (en) | 2019-09-06 | 2019-09-06 | Refrigeration system with defrosting function and uniform refrigeration |
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| US20090235679A1 (en) * | 2008-03-21 | 2009-09-24 | Jeffrey Bagley | Optical frost detector with gas blow off |
| CN203508458U (en) * | 2013-09-18 | 2014-04-02 | 刘晔 | Air conditioner outdoor unit automatic cleaning device |
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