阅读说明：本技术 一种具有除异味功能的便于维护的制冷系统 (Refrigerating system with remove peculiar smell function and be convenient for maintain ) 是由 李玉盛 于 2019-09-05 设计创作，主要内容包括：本发明涉及一种具有除异味功能的便于维护的制冷系统,包括冷藏设备,所述冷藏设备包括主体和蒸发器,还包括升降机构和净化机构,所述升降机构包括第一驱动组件、第一滑杆、第二滑杆、伸缩架、两个第一移动套管、两个第二移动套管和两个定位组件,所述净化机构包括净化箱、滤网、振动器、抽气泵、下料管、进料槽和破碎组件,所述第一驱动组件包括第一电机、绕线盘、两个连接线和两个定滑轮,所述破碎组件包括支撑杆、第二电机、传动轴和至少两个刀片,该具有除异味功能的便于维护的制冷系统中,通过升降机构可以驱动蒸发器升降,提高了蒸发器维护的便捷度,则提高了冷库维护的便捷度,通过净化机构可以对冷库内部的异味进行净化。(The invention relates to a conveniently maintained refrigeration system with a peculiar smell removing function, which comprises refrigeration equipment, wherein the refrigeration equipment comprises a main body and an evaporator, and further comprises a lifting mechanism and a purification mechanism, the lifting mechanism comprises a first driving assembly, a first slide bar, a second slide bar, a telescopic frame, two first moving sleeves, two second moving sleeves and two positioning assemblies, the purification mechanism comprises a purification box, a filter screen, a vibrator, an air suction pump, a discharging pipe, a feeding groove and a crushing assembly, the first driving assembly comprises a first motor, a wire winding disc, two connecting wires and two fixed pulleys, the crushing assembly comprises a supporting rod, a second motor, a transmission shaft and at least two blades, in the conveniently maintained refrigeration system with the peculiar smell removing function, the evaporator can be driven to ascend and descend through the lifting mechanism, and the convenience of maintenance of the evaporator is improved, the convenience that the freezer was maintained has then been improved, can purify the peculiar smell of freezer inside through purifying body.)

1. A refrigerating system with a peculiar smell removing function and convenient to maintain comprises a refrigerating device, wherein the refrigerating device comprises a main body (1) and an evaporator (2), and is characterized by further comprising a lifting mechanism and a purifying mechanism, wherein the purifying mechanism is arranged inside the main body (1), and the evaporator (2) is connected with the inside of the top of the main body (1) through the lifting mechanism;

the lifting mechanism comprises a first driving component, a first sliding rod (9), a second sliding rod (12), a telescopic frame (10), two first movable sleeves (6), two second movable sleeves (13) and two positioning components, wherein the first sliding rod (9) and the second sliding rod (12) are parallel to each other, two ends of the first sliding rod (9) are fixedly connected with the inner wall of the top of the main body (1), two ends of the second sliding rod (12) are fixed with the top of the evaporator (2), two ends of the first sliding rod (9) penetrate through the two first movable sleeves (6) respectively, the first movable sleeves (6) are connected with the first sliding rod (9) in a sliding manner, two ends of the second sliding rod (12) penetrate through the two second movable sleeves (13) respectively, the second movable sleeves (13) are connected with the second sliding rod (12) in a sliding manner, two ends of one side of the telescopic frame (10) are hinged with the two first movable sleeves (6) respectively, two ends of the other side of the telescopic frame (10) are respectively hinged with two second movable sleeves (13), the first driving assembly is arranged in the middle of the first sliding rod (9), the first driving assembly is connected with the two first movable sleeves (6), and the two positioning assemblies are respectively arranged on the two first movable sleeves (6);

the purification mechanism comprises a purification box (3), a filter screen (22), a vibrator (21), an air suction pump (20), a discharging pipe (19), a feeding groove (14) and a crushing assembly, the purification box (3) is fixedly connected with the inner wall of one side of the main body (1), the air suction pump (20) is fixedly connected with the bottom end of the purification box (3), the air suction pump (20) is communicated with the inside of the purification box (3), the filter screen (22) is arranged in the middle of the purification box (3), the filter screen (22) is hermetically connected with the inner wall of the purification box (3), the discharging pipe (19) is arranged at the top end of the purification box (3), the feeding groove (14) is arranged on one side of the discharging pipe (19) far away from the purification box (3), the feeding groove (14) is communicated with the inside of the purification box (3) through the discharging pipe (19), and the crushing assembly is arranged inside of the feeding groove (14), the vibrator (21) is arranged on one side of the filter screen (22) close to the air suction pump (20).

2. The easy-to-maintain refrigeration system with odor removing function according to claim 1, wherein the main body (1) is provided with a control box, the control box is internally provided with a PLC, 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 easy-to-maintain refrigeration system with the odor removing function according to claim 1, wherein the first driving assembly comprises a first motor (8), a wire spool (7), two connecting wires (11) and two fixed pulleys (4), the two fixed pulleys (4) are respectively installed on two ends of the first sliding rod (9), the first motor (8) is fixedly connected with the middle part of the first sliding rod (9), the first motor (8) is in transmission connection with the wire spool (7), one ends of the two connecting wires (11) are wound on the periphery of the wire spool (7), the other ends of the two connecting wires (11) are respectively wound around the two fixed pulleys (4), and the other ends of the two connecting wires (11) are respectively fixedly connected with the two first movable sleeves (6).

4. The easy-to-maintain refrigeration system with odor removing function according to claim 1, wherein the positioning assembly comprises a cylinder (5) and a friction block, the cylinder (5) is perpendicular to the first sliding rod (9), the cylinder body of the cylinder (5) is fixedly connected with the first movable sleeve (6), the top end of the air rod of the cylinder (5) is fixedly connected with the friction block, and the friction block abuts against the inner wall of the top of the main body (1).

5. The easy-to-maintain refrigeration system with odor elimination as set forth in claim 1, the crushing component comprises a supporting rod (17), a second motor (16), a transmission shaft (15) and at least two blades (18), the transmission shaft (15) and the blanking pipe (19) are coaxially arranged, the support rod (17) is arranged inside one end of the feed chute (14) far away from the blanking pipe (19), one end of the transmission shaft (15) is provided with a mounting bearing, the transmission shaft (15) is connected with the support rod (17) through the mounting bearing, the second motor (16) is fixedly connected with the supporting rod (17), the second motor (16) is in transmission connection with the transmission shaft (15), each blade (18) is arranged in the discharging pipe (19), the blades (18) are perpendicular to the transmission shaft (15), and the blades (18) are uniformly arranged on the periphery of the other end of the transmission shaft (15) in the circumferential direction around the axis of the transmission shaft (15).

6. An easy-to-maintain refrigeration system with odour-reducing function according to claim 1, wherein said first (9) and second (12) slide bars are each coated with grease.

7. A conveniently maintained refrigeration system with odour removal as claimed in claim 1, wherein the inner wall of said main body (1) is coated with a thermal insulation coating.

8. An easy-to-maintain refrigeration system with an odor eliminating function according to claim 5, wherein the drive shaft (15) is coated with an anticorrosive coating.

9. The easy-to-maintain refrigeration system with odor-reducing function as claimed in claim 1, wherein said feed chute (14) is made of stainless steel.

10. A conveniently maintained refrigeration system with odor removing function according to claim 3, wherein said wire spool (7) is provided with an annular groove on its outer periphery, and said connecting wire (11) is wound inside said annular groove.

Technical Field

The invention relates to the field of refrigeration systems, in particular to a refrigeration system with a peculiar smell removing function and convenient maintenance.

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.

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 refrigeration system with the peculiar smell removal function and convenient to maintain is provided.

The technical scheme adopted by the invention for solving the technical problems is as follows: a refrigeration system with a peculiar smell removing function and convenient to maintain comprises refrigeration equipment, wherein the refrigeration equipment comprises a main body, an evaporator, a lifting mechanism and a purification mechanism, the purification mechanism is arranged in the main body, and the evaporator is connected with the inside of the top of the main body through the lifting mechanism;

the lifting mechanism comprises a first driving component, a first slide bar, a second slide bar, a telescopic frame, two first moving sleeves, two second moving sleeves and two positioning components, wherein the first slide bar and the second slide bar are parallel to each other, two ends of the first slide bar are fixedly connected with the inner wall of the top of the main body, two ends of the second slide bar are fixedly connected with the top of the evaporator, two ends of the first slide bar penetrate through the two first moving sleeves respectively, the first moving sleeves are connected with the first slide bar in a sliding manner, two ends of the second slide bar penetrate through the two second moving sleeves respectively, the second moving sleeves are connected with the second slide bar in a sliding manner, two ends of one side of the telescopic frame are hinged with the two first moving sleeves respectively, two ends of the other side of the telescopic frame are hinged with the two second moving sleeves respectively, the first driving component is arranged in the middle of the first slide bar, the first driving assembly is connected with the two first movable sleeves, and the two positioning assemblies are arranged on the two first movable sleeves respectively;

purifying mechanism includes purifying box, filter screen, vibrator, aspiration pump, unloading pipe, feed chute and broken subassembly, the inner wall fixed connection of one side of purifying box and main part, the bottom fixed connection of aspiration pump and purifying box, the inside intercommunication of aspiration pump and purifying box, the filter screen sets up the middle part at the purifying box, the inner wall sealing connection of filter screen and purifying box, the unloading pipe sets up the top at the purifying box, the feed chute sets up the one side of keeping away from the purifying box at the unloading pipe, the feed chute passes through the inside intercommunication of unloading pipe and purifying box, broken subassembly sets up the inside at the feed chute, the vibrator sets up the one side that is close to the aspiration pump at the filter screen.

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 first movable sleeve, the first driving assembly comprises a first motor, a wire spool, two connecting wires and two fixed pulleys, the two fixed pulleys are respectively installed at two ends of the first sliding rod, the first motor is fixedly connected with the middle of the first sliding rod, the first motor is in transmission connection with the wire spool, one ends of the two connecting wires are all wound on the periphery of the wire spool, the other ends of the two connecting wires are respectively wound around the two fixed pulleys, and the other ends of the two connecting wires are respectively fixedly connected with the two first movable sleeves.

Preferably, in order to fix the first movable sleeve, the positioning assembly comprises an air cylinder and a friction block, the air cylinder is perpendicular to the first sliding rod, a cylinder body of the air cylinder is fixedly connected with the first movable sleeve, the top end of an air rod of the air cylinder is fixedly connected with the friction block, and the friction block abuts against the inner wall of the top of the main body.

As preferred, in order to carry out the breakage to the active carbon, broken subassembly includes bracing piece, second motor, transmission shaft and two at least blades, transmission shaft and the coaxial setting of unloading pipe, the bracing piece sets up the inside of the one end of keeping away from the unloading pipe at the feed chute, the one end of transmission shaft is equipped with the installation bearing, the transmission shaft passes through the installation bearing and is connected with the bracing piece, second motor and bracing piece fixed connection, the second motor is connected with the transmission shaft transmission, and each blade all sets up the inside at the unloading pipe, the blade is perpendicular with the transmission shaft, and each blade evenly sets up in the periphery of the other end of transmission shaft round the axis circumference of transmission shaft.

Preferably, in order to improve the smoothness of the movement of the first movable sleeve and the second movable sleeve, the first slide bar and the second slide bar are both coated with grease.

Preferably, in order to improve the refrigerating effect of the refrigerator, the inner wall of the main body is coated with a heat-insulating coating.

Preferably, the transmission shaft is coated with an anti-corrosion coating in order to extend the service life of the rotating shaft.

Preferably, in order to prolong the service life of the feeding groove, the material for manufacturing the feeding groove is stainless steel.

Preferably, in order to improve stability of connection between the wire spool and the connection wire, an annular groove is formed in an outer periphery of the wire spool, and the connection wire is wound inside the annular groove.

The refrigeration system with the peculiar smell removal function and convenient to maintain has the advantages that the evaporator can be driven to ascend and descend through the lifting mechanism, the convenience of maintaining the evaporator is improved, the convenience of maintaining a refrigeration house is improved, compared with the existing lifting mechanism, the lifting mechanism drives the evaporator to ascend and descend through the telescopic frame, the space occupancy rate of the mechanism is reduced, the peculiar smell in the refrigeration house can be purified through the purification mechanism, the practicability of the refrigeration house is improved, compared with the existing purification mechanism, the purification mechanism is simple in structure, the number of fault points of the mechanism is reduced, and the fault rate of the mechanism is reduced.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic diagram of the configuration of a maintenance-friendly refrigeration system having odor removal capability according to the present invention;

FIG. 2 is a schematic structural diagram of a lifting mechanism of the easy maintenance refrigeration system with odor removal of the present invention;

FIG. 3 is a schematic diagram of a first drive assembly of the easy maintenance refrigeration system having odor removal capability of the present invention;

FIG. 4 is a schematic diagram of the purge mechanism of the easy maintenance refrigeration system with odor removal of the present invention;

in the figure: 1. the automatic cleaning device comprises a main body, 2. an evaporator, 3. a purifying box, 4. a fixed pulley, 5. an air cylinder, 6. a first movable sleeve, 7. a wire spool, 8. a first motor, 9. a first slide bar, 10. an expansion bracket, 11. a connecting wire, 12. a second slide bar, 13. a second movable sleeve, 14. a feeding groove, 15. a transmission shaft, 16. a second motor, 17. a supporting rod, 18. a blade, 19. a discharging pipe, 20. an air pump, 21. a vibrator and 22. a filter screen.

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 conveniently maintained refrigeration system with a peculiar smell removing function comprises a refrigeration device, the refrigeration device comprises a main body 1 and an evaporator 2, and further comprises a lifting mechanism and a purification mechanism, the purification mechanism is arranged in the main body 1, and the evaporator 2 is connected with the inside of the top of the main body 1 through the lifting mechanism;

the evaporator 2 can be driven to ascend and descend through the lifting mechanism, the convenience of maintaining the evaporator 2 is improved, the convenience of maintaining the refrigeration house is improved, and in addition, the peculiar smell in the refrigeration house can be purified through the purification mechanism, so that the practicability of the refrigeration house is improved;

as shown in fig. 2, the lifting mechanism includes a first driving assembly, a first slide bar 9, a second slide bar 12, a telescopic frame 10, two first moving sleeves 6, two second moving sleeves 13 and two positioning assemblies, the first slide bar 9 and the second slide bar 12 are parallel to each other, both ends of the first slide bar 9 are fixedly connected to an inner wall of the top of the main body 1, both ends of the second slide bar 12 are fixedly connected to the top of the evaporator 2, both ends of the first slide bar 9 respectively pass through the two first moving sleeves 6, the first moving sleeve 6 is slidably connected to the first slide bar 9, both ends of the second slide bar 12 respectively pass through the two second moving sleeves 13, the second moving sleeves 13 are slidably connected to the second slide bar 12, both ends of one side of the telescopic frame 10 are respectively hinged to the two first moving sleeves 6, both ends of the other side of the telescopic frame 10 are respectively hinged to the two second moving sleeves 13, the first driving assembly is arranged in the middle of the first sliding rod 9, the first driving assembly is connected with the two first moving sleeves 6, and the two positioning assemblies are respectively arranged on the two first moving sleeves 6; (ii) a

The first driving assembly provides power to enable the two first moving sleeves 6 to move close to each other along the first slide bar 9, the telescopic frame 10 is extended through the first moving sleeves 6, the evaporator 2 is driven to descend through the telescopic frame 10 under the transmission action of the second moving sleeve 13 and the second slide bar 12, the convenience of maintenance of the evaporator 2 is improved, when the two first moving sleeves 6 are far away from each other, the telescopic frame 10 is shortened through the first moving sleeves 6, the evaporator 2 is driven to ascend through the telescopic frame 10 under the transmission action of the second moving sleeve 13 and the second slide bar 12, then the first moving sleeves 6 are fixed on the first slide bar 9 through the positioning assembly, the probability of ascending and descending of the evaporator 2 is reduced, and the stability of the evaporator 2 is improved;

as shown in fig. 4, the purifying mechanism includes a purifying box 3, a filter screen 22, a vibrator 21, a suction pump 20, a discharge pipe 19, a feed chute 14 and a crushing assembly, the purifying box 3 is fixedly connected with the inner wall of one side of the main body 1, the suction pump 20 is fixedly connected with the bottom end of the purifying box 3, the suction pump 20 is communicated with the inside of the purifying box 3, the filter screen 22 is arranged in the middle of the purifying box 3, the filter screen 22 is hermetically connected with the inner wall of the purifying box 3, the discharge pipe 19 is arranged at the top end of the purifying box 3, the feed chute 14 is arranged at one side of the discharge pipe 19 far away from the purifying box 3, the feed chute 14 is communicated with the inside of the purifying box 3 through the discharge pipe 19, the crushing assembly is arranged in the inside of the feed chute 14, and the vibrator 21 is arranged at one side of the filter screen 22 near the suction pump 20;

the inside of feed chute 14 is put into with the active carbon to operating personnel, later the active carbon passes through unloading pipe 19 and gets into the inside of purifying box 3, in this process, carry out breakage to the active carbon through broken subassembly, later the active carbon after breakage drops on filter screen 22, simultaneously through the vibration of vibrator 21 drive filter screen 22, make the even tiling of active carbon on filter screen 22, the area of contact of active carbon with the air has been enlarged, later provide power through aspiration pump 20, pass through the inside of unloading pipe 19 suction purifying box 3 with the inside air of freezer, then purify the peculiar smell in the air through the active carbon on the filter screen 22, then the concentration of the inside peculiar smell 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 8, a wire spool 7, two connecting lines 11 and two fixed pulleys 4, the two fixed pulleys 4 are respectively installed on two ends of a first sliding rod 9, the first motor 8 is fixedly connected with the middle part of the first sliding rod 9, the first motor 8 is in transmission connection with the wire spool 7, one ends of the two connecting lines 11 are both wound on the periphery of the wire spool 7, the other ends of the two connecting lines 11 respectively wind around the two fixed pulleys 4, and the other ends of the two connecting lines 11 are respectively fixedly connected with the two first moving sleeves 6;

drive wire reel 7 through first motor 8 and rotate, then realized receiving and releasing of connecting wire 11 through wire reel 7, when connecting wire 11 relaxs, under the guide effect of fixed pulley 4, make connecting wire 11 reduce first removal sleeve 6's pulling force, then under the effect of the gravity of evaporimeter 2, make two first removal sleeve 6 be close to each other and remove, when two connecting wire 11 receipts are short, then drive two first removal sleeve 6 through connecting wire 11 and keep away from the removal each other.

As shown in fig. 3, the positioning assembly includes a cylinder 5 and a friction block, the cylinder 5 is perpendicular to the first sliding rod 9, a cylinder body of the cylinder 5 is fixedly connected with the first moving sleeve 6, a top end of an air rod of the cylinder 5 is fixedly connected with the friction block, and the friction block abuts against an inner wall of the top of the main body 1;

after the first movable sleeve 6 is moved in place, the cylinder 5 extends, the friction block abuts against the inner wall of the main body 1 through the cylinder 5, and the first movable sleeve 6 is reinforced under the action of friction force between the friction block and the inner wall of the main body 1.

As shown in fig. 4, the crushing assembly includes a support rod 17, a second motor 16, a transmission shaft 15 and at least two blades 18, the transmission shaft 15 is coaxially disposed with the blanking pipe 19, the support rod 17 is disposed inside one end of the feed chute 14 far away from the blanking pipe 19, one end of the transmission shaft 15 is provided with a mounting bearing, the transmission shaft 15 is connected with the support rod 17 through the mounting bearing, the second motor 16 is fixedly connected with the support rod 17, the second motor 16 is in transmission connection with the transmission shaft 15, each blade 18 is disposed inside the blanking pipe 19, the blades 18 are perpendicular to the transmission shaft 15, and each blade 18 is circumferentially and uniformly disposed on the periphery of the other end of the transmission shaft 15 around the axis of the transmission shaft 15;

the stability of the transmission shaft 15 is improved through the support rod 17, the transmission shaft 15 is driven to rotate through the second motor 16, the blade 18 is driven to rotate through the transmission shaft 15, and the activated carbon is crushed through the blade 18.

Preferably, in order to improve the smoothness of the movement of the first movable sleeve 6 and the second movable sleeve 13, the first slide bar 9 and the second slide bar 12 are both coated with grease.

Preferably, in order to improve the refrigerating effect of the refrigerator, the inner wall of the main body 1 is coated with a heat-insulating coating;

the heat exchange efficiency 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, in order to prolong the service life of the rotating shaft 15, the transmission shaft 15 is coated with an anti-corrosion coating;

the corrosion rate of the rotating shaft 15 is slowed down by the anti-corrosion coating, and the service life of the rotating shaft 15 is prolonged.

Preferably, in order to prolong the service life of the feed tank 14, the material for manufacturing the feed tank 14 is stainless steel;

because stainless steel has better corrosion resistance, the corrosion speed of the feed chute 14 is slowed down, and the service life of the feed chute 14 is prolonged.

Preferably, in order to improve the stability of the connection between the wire spool 7 and the connecting wire 11, an annular groove is formed on the outer periphery of the wire spool 7, and the connecting wire 11 is wound inside the annular groove;

through the limiting effect of the annular groove on the connecting wire 11, the probability that the connecting wire 11 falls off from the wire spool 7 is reduced, and the stability of connection between the wire spool 7 and the connecting wire 11 is improved.

The first driving assembly provides power to enable the two first moving sleeves 6 to move close to each other along the first slide bar 9, the telescopic frame 10 is extended through the first moving sleeves 6, the evaporator 2 is driven to descend through the telescopic frame 10 under the transmission action of the second moving sleeve 13 and the second slide bar 12, the convenience of maintenance of the evaporator 2 is improved, the first moving sleeves 6 are fixed on the first slide bars 9 through the positioning assembly, the probability of lifting of the evaporator 2 is reduced, the stability of the evaporator 2 is improved, an operator places the activated carbon into the feeding groove 14, then the activated carbon enters the purifying box 3 through the discharging pipe 19, in the process, the activated carbon is crushed through the crushing assembly, then the crushed activated carbon falls onto the filter screen 22, and simultaneously the vibrator 21 drives the filter screen 22 to vibrate to enable the activated carbon to be uniformly spread on the filter screen 22, the contact area of active carbon and air has been enlarged, later provides power through aspiration pump 20, passes through the inside of unloading pipe 19 suction purifying box 3 with the inside air of freezer, then purifies the peculiar smell in the air through the active carbon on the filter screen 22, then has reduced the concentration of the inside peculiar smell of freezer.

Compared with the prior art, in this refrigerating system who is convenient for maintain with remove peculiar smell function, can drive evaporimeter 2 through elevating system and go up and down, the convenience degree that evaporimeter 2 was maintained has been improved, the convenient degree that the freezer was maintained has then been improved, compare with current elevating system, this elevating system passes through expansion bracket 10 drive evaporimeter 2 and goes up and down, the space occupancy of this mechanism has been reduced, moreover, can purify the inside peculiar smell of freezer through purifying mechanism, the practicality of freezer has been improved, compare with current purification mechanism, this purification mechanism simple structure, the quantity of this mechanism's fault point has been reduced, the fault rate of this mechanism has been 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.