CN220499926U - Plastic sucking device for preparing refrigerator liner - Google Patents
Plastic sucking device for preparing refrigerator liner Download PDFInfo
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- CN220499926U CN220499926U CN202322099534.1U CN202322099534U CN220499926U CN 220499926 U CN220499926 U CN 220499926U CN 202322099534 U CN202322099534 U CN 202322099534U CN 220499926 U CN220499926 U CN 220499926U
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- frame
- air blowing
- refrigerator liner
- preparing
- blowing frame
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- 239000004033 plastic Substances 0.000 title claims abstract description 30
- 229920003023 plastic Polymers 0.000 title claims abstract description 30
- 238000007664 blowing Methods 0.000 claims abstract description 145
- 238000000465 moulding Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 abstract description 18
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The utility model discloses a plastic sucking device for preparing a refrigerator liner, which comprises a die and also comprises a supporting plate which is movably arranged above the die, wherein a first air blowing frame and a second air blowing frame which are vertically arranged are movably arranged on the supporting plate, air blowing holes facing the die are formed in the first air blowing frame and the second air blowing frame, and the first air blowing frame and the second air blowing frame which are symmetrically arranged are mutually far away from each other and are movably arranged on four end surfaces of the supporting plate. According to the plastic sucking device for preparing the refrigerator liner, the two first blowing frames and the two second blowing frames which move synchronously are far away from each other, so that the same interval is kept when the blowing holes on the two first blowing frames and the two second blowing frames are close to the inner wall of the periphery of the refrigerator liner, the inner wall of the periphery of the refrigerator liner is cooled simultaneously, and meanwhile, the supporting plate moves downwards to enable cooling air to be uniformly diffused into the refrigerator liner, and the condition that the refrigerator liner is uneven in cold and hot is reduced.
Description
Technical Field
The utility model relates to the technical field of refrigerator liner plastic sucking equipment, in particular to a plastic sucking device for preparing a refrigerator liner.
Background
The refrigerator liner is generally a plastic product, and plastic sucking equipment is needed to perform plastic sucking treatment when the refrigerator liner is produced and prepared, the plastic sucking is mainly realized by heating flat plastic to enable the flat plastic to be easy to deform, vacuum is adopted to extract air between a die and the plastic, the heated plastic is deformed and applied to the surface of the die, and finally the molded plastic is cooled and shaped.
According to publication (bulletin) No.: CN101342775B, publication (date): 2012-02-29, discloses a plastic uptake molding machine of a refrigerator liner, which is characterized in that: the movable heating device further comprises a movable cylinder and a displacement cylinder, rolling wheels are pivoted on two sides of the walking support, guide rails are arranged on the frame, the rolling wheels are matched with the upper surfaces of the guide rails, and the guide wheels pivoted on the walking support are matched with the lower surfaces of the guide rails; one end of the moving cylinder is connected with the frame, the other end of the moving cylinder is connected with the walking bracket, and the moving cylinder is connected with the walking bracket and the heater frame. Due to the adoption of the structure, the forming device and the movable heating device work simultaneously and work circularly and reciprocally. The defects that in the prior art, the material plate is heated and the molding works in sequence are overcome, the heat energy of the heater can be fully utilized, the electric energy can be effectively saved, the material plate is heated and the molding is synchronously carried out, and the production period is shortened.
According to publication (bulletin) No.: CN101462357a, publication (date): 2009-06-24 discloses an upper die of a vacuum plastic suction forming die of a refrigerator liner, which comprises an upper pressure box and a wood pressing die fixed at the bottom of the upper pressure box; the upper pressure empty box is internally provided with an air blowing pipe, air outlet heads are distributed on the air blowing pipe, and the air outlet heads extend out of the bottom of the upper pressure empty box and surround the periphery of the wood pressing die. Compared with the prior art, the utility model has the advantages that the air blowing pipe is arranged on the upper pressure hollow box, so the utility model has the functions of pressurization and cooling, and when the upper pressure hollow box is matched with the original lower die for use, a plurality of air outlet heads which are distributed on the air blowing pipe and surround the wood pressing die blow downwards, thereby not only accelerating the adhesion speed of the engineering plastic plate on the inner surface of the concave die core, but also accelerating the cooling and shaping speed of the product, and greatly improving the production efficiency of the refrigerator liner.
In the prior art comprising the above patent, since the refrigerator liner needs to be cooled after the plastic suction is finished, so that the refrigerator liner is rapidly molded to improve the production rate of the refrigerator, in general, air blowing is adopted to accelerate cooling and shaping in the process of cooling the refrigerator liner, in the operation process, one or more air blowing pipe ports face the refrigerator liner, because the specifications of the refrigerator liner are different, the cooling air diffusion area blown out by one or more air blowing pipes is different, the refrigerator liner far away from the air blowing pipe can have less contact cooling air, the refrigerator liner near the air blowing pipe can contact more cooling air, the cooling efficiency is different at a plurality of positions of the refrigerator liner, the situation of different hardness is caused due to uneven cooling and heating on the refrigerator liner, the refrigerator liner with different hardness is easily damaged due to external collision and extrusion when the refrigerator liner with different hardness is taken out from a die, the production efficiency of the refrigerator liner is reduced, and simultaneously, the resource waste of the refrigerator liner is also accompanied.
Disclosure of Invention
The utility model aims to provide a plastic sucking device for preparing a refrigerator liner, which solves the problems that the refrigerator liners with different specifications are easy to generate uneven cold and hot and are damaged by external collision and extrusion due to different cooling wind efficiencies of air blowing pipes at the absorption and fixation positions in the cooling process.
In order to achieve the above object, the present utility model provides the following technical solutions: the plastic sucking device for preparing the refrigerator liner comprises a die and also comprises a supporting plate which is movably arranged above the die, wherein a first blowing frame and a second blowing frame which are vertically arranged are movably arranged on the supporting plate, and blowing holes facing the die are formed in the first blowing frame and the second blowing frame;
the first air blowing frames and the second air blowing frames which are symmetrically arranged are far away from each other and are movable on the four end faces of the supporting plate.
Preferably, the support plate is provided with a cross guide groove, and the first blowing frame and the second blowing frame both slide in the cross guide groove.
Preferably, a movable plate is movably arranged on the supporting plate, and a connecting plate is hinged between the movable plate and the first blowing frame and between the movable plate and the second blowing frame respectively.
Preferably, an outer shell frame is arranged on the die, and an inner shell frame is fixedly arranged in the outer shell frame;
the hydraulic cylinder is fixedly arranged in the inner shell frame, the support frame is fixedly arranged at the output end of the hydraulic cylinder, and the support plate is fixedly arranged on the support frame.
Preferably, an air cylinder is fixedly installed in the supporting frame, and the movable plate is fixedly installed at the output end of the air cylinder.
Preferably, a first elastic piece is fixedly arranged between the movable plate and the cross guide groove.
Preferably, the first blowing frame and the second blowing frame are fixedly provided with symmetrically arranged sliding blocks, and the sliding blocks slide in a slideway arranged on the supporting plate.
Preferably, the four end surfaces of the inner shell frame are movably provided with supporting frames, and the first air blowing frame and the second air blowing frame are respectively abutted to the supporting frames.
Preferably, a plurality of guide sliding rods with stop blocks are fixedly arranged on the inner shell frame, the supporting frame slides on the guide sliding rods, and a second elastic piece is fixedly arranged between the stop blocks and the supporting frame.
Preferably, a backflow cavity is formed between the outer shell frame and the inner shell frame, a collecting shell is fixedly arranged in the backflow cavity, and the collecting shell is matched with the first blowing frame and the second blowing frame.
In the technical scheme, the plastic sucking device for preparing the refrigerator liner has the following beneficial effects: the two first blowing frames and the two second blowing frames which move synchronously are far away from each other, so that the same distance is kept when the blowing holes on the two first blowing frames and the two second blowing frames are close to the peripheral inner wall of the refrigerator inner container, the peripheral inner wall of the refrigerator inner container is simultaneously cooled, and meanwhile, the supporting plate moves downwards to enable cooling air to be uniformly diffused into the refrigerator inner container, and the condition that the refrigerator inner container is uneven in cold and hot is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic view of a mold and a housing frame according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a front cross-sectional structure of a mold and a housing frame according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram of a front cross-sectional structure of a mold and a housing frame according to an embodiment of the present utility model;
fig. 4 is a schematic diagram of a front cross-section of a support frame and a support plate structure according to an embodiment of the present utility model;
FIG. 5 is an enlarged schematic view of the structure of FIG. 2 at A;
fig. 6 is an enlarged schematic view at B of fig. 4.
Reference numerals illustrate:
1. a mold; 21. a housing frame; 211. an inner housing frame; 22. a hydraulic cylinder; 23. a support frame; 24. a support plate; 241. a cross guide slot; 25. a movable plate; 251. a cylinder; 252. a connecting plate; 253. a first elastic member; 261. a first air blowing frame; 262. a second air blowing frame; 263. a blow hole; 271. a slide block; 272. a slideway; 28. a supporting frame; 281. a slide guiding rod; 282. a second elastic member; 29. a reflow chamber; 291. the shell is collected.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1-6, a plastic sucking device for preparing a refrigerator liner comprises a die 1 and also comprises a supporting plate 24 which is movably arranged above the die 1, wherein a first air blowing frame 261 and a second air blowing frame 262 which are vertically arranged are movably arranged on the supporting plate 24, and air blowing holes 263 which face the die 1 are formed in the first air blowing frame 261 and the second air blowing frame 262;
the first air-blowing frames 261 and the second air-blowing frames 262 which are symmetrically arranged are moved away from each other on the four end surfaces of the support plate 24.
Specifically, as shown in fig. 2, 4 and 6, the sections of the first air blowing frame 261 and the second air blowing frame 262 are in an L shape, the first air blowing frame 261 is divided into a first horizontal section and a first vertical section according to the structure, the second air blowing frame 262 is divided into a second horizontal section and a second vertical section according to the structure, the lengths of the first vertical section and the second vertical section are the same, and the length of the first horizontal section is greater than that of the second horizontal section, so that the first air blowing frame 261 is adapted to the longer end face of the rectangular refrigerator liner; a plurality of air blowing holes 263 are formed in the first horizontal section, the first vertical section, the second horizontal section and the second vertical section; the first air blowing frame 261 and the second air blowing frame 262 are supplied with air by the same air pump, and the air pump and the connection mode thereof are the prior art, and are not described herein. The two first air blowing frames 261 and the two second air blowing frames 262 which move synchronously are far away from each other, so that the air blowing holes 263 on the two first air blowing frames and the two second air blowing frames are kept at the same distance when being close to the peripheral inner wall of the refrigerator inner container, the peripheral inner wall of the refrigerator inner container is cooled simultaneously, meanwhile, the supporting plate 24 moves downwards to enable cooling air to be uniformly diffused inside the refrigerator inner container, and the situation that the refrigerator inner container is uneven in cold and hot is reduced.
As a further embodiment of the present utility model, the support plate 24 is provided with a cross guide 241, and the first air blowing frame 261 and the second air blowing frame 262 slide in the cross guide 241.
Specifically, as shown in fig. 4 and 6, the first air blowing frame 261 and the second air blowing frame 262 positioned in the cross guide groove 241 are subjected to guiding and limiting effects when sliding, and simultaneously the two first air blowing frames 261 and the two second air blowing frames 262 keep sliding in the cross guide groove 241 synchronously, so that when the first air blowing frames 261 and the second air blowing frames 262 are close to the inner wall of the refrigerator liner, the first vertical section and the second vertical section keep the same distance with the refrigerator liner; and the air blowing holes 263 which are abutted against the first horizontal section and the second horizontal section in the cross guide groove 241 are blocked by the bottom of the cross guide groove 241, so that the first horizontal section and the second horizontal section in the cross guide groove 241 are not easy to fall into the refrigerator, and dust is reduced from the air blowing holes 263 to blow into the refrigerator liner.
As a further embodiment of the present utility model, a movable plate 25 is movably disposed on the support plate 24, and a connection plate 252 is hinged between the movable plate 25 and the first air blowing frame 261 and the second air blowing frame 262, respectively.
Specifically, as shown in fig. 4 and 6, one end of one connecting plate 252 is hinged to the movable plate 25, and the other end is hinged to the first horizontal section; the other connecting plate 252 is hinged at one end to the movable plate 25 and at the other end to the second horizontal section. The two connecting plates 252 respectively push the first air blowing frame 261 and the second air blowing frame 262 by the downward movement of the movable plate 25, so that the first air blowing frame 261 and the second air blowing frame 262 keep synchronously sliding in the cross guide groove 241.
As another embodiment provided further in the present utility model, the mold 1 is provided with an outer shell frame 21, and an inner shell frame 211 is fixedly installed in the outer shell frame 21;
the hydraulic cylinder 22 is fixedly arranged in the inner shell frame 211, the support frame 23 is fixedly arranged at the output end of the hydraulic cylinder 22, and the support plate 24 is fixedly arranged on the support frame 23.
Specifically, as shown in fig. 1, 2, 3 and 4, a mounting plate is fixedly mounted on the housing frame 21, and an opening is provided on the mounting plate to connect the mounting plate with a device in the prior art (such as a mechanical arm, a driving frame or a demolding device). The outer shell frame 21 is moved above the die 1, so that the hydraulic cylinder 22 moves downwards to enable the supporting frame 23 to drive the supporting plate 24 to move downwards, and the first air blowing frame 261 and the second air blowing frame 262 on the supporting plate 24 cool the refrigerator liner.
As still another embodiment of the present utility model, the cylinder 251 is fixedly installed in the supporting frame 23, and the movable plate 25 is fixedly installed at the output end of the cylinder 251.
Specifically, as shown in fig. 3, 4 and 6, the movable plate 25 is moved down by the operation of the air cylinder 251, so that the first air blowing frame 261 and the second air blowing frame 262 are driven to be away from each other and keep sliding synchronously under the action of the four connecting plates 252 in the downward movement process of the movable plate 25, so that the first air blowing frame 261 and the second air blowing frame 262 respectively keep the same distance with the refrigerator liner.
As still another embodiment further provided in the present utility model, a first elastic member 253 is fixedly installed between the movable plate 25 and the cross guide groove 241.
Specifically, as shown in fig. 4 and 6, the first elastic member 253 is specifically a spring. The first elastic piece 253 in the default state keeps the minimum distance between the first air blowing frame 261 and the second air blowing frame 262, when the movable plate 25 moves downwards, the first elastic piece 253 is extruded to deform, so that after the cooling of the refrigerator liner is completed, the first elastic piece 253 recovers to deform to enable the first air blowing frame 261 and the second air blowing frame 262 to return to the default positions, and the energy consumption of the air cylinder 251 is reduced.
As still another embodiment of the present utility model, the first air blowing frame 261 and the second air blowing frame 262 are fixedly provided with symmetrically arranged sliding blocks 271, and the sliding blocks 271 slide in a sliding way 272 formed on the supporting plate 24.
Specifically, as shown in fig. 4 and 6, the guiding limit of the first air blowing frame 261 and the second air blowing frame 262 sliding in the cross guide groove 241 is provided by the sliding block 271, so that the first air blowing frame 261 and the second air blowing frame 262 cannot be separated from the supporting plate 24 and fall off, and the stability of the first air blowing frame 261 and the second air blowing frame 262 during movement is increased.
As still another embodiment of the present utility model, the four end surfaces of the inner housing 211 are movably provided with supporting frames 28, and the first air blowing frame 261 and the second air blowing frame 262 are respectively abutted against the supporting frames 28.
Specifically, as shown in fig. 2, 3 and 5, the cross section of the supporting frame 28 is in a zigzag shape, and the supporting frame 28 is divided into two vertical plates and a horizontal plate according to the structure, wherein the horizontal plate is located between the two vertical plates, one of the vertical plates is abutted to the inner housing frame 211 in a default state, the other vertical plate is abutted to the first vertical section, and all the blowholes 263 on the first vertical section are plugged. The first vertical section and the second vertical section on the first air blowing frame 261 and the second air blowing frame 262 are separated from the vertical plates in the downward moving process, so that the air blowing holes 263 are opened to cool the refrigerator inner container, the air blowing holes 263 can be plugged by the vertical plates in a default state, and dust is reduced from entering the first air blowing frame 261 and the second air blowing frame 262; meanwhile, the first air blowing frame 261 and the second air blowing frame 262 keep abutting the vertical plate in the process of being away from each other, so that the vertical plate cannot be separated from the first air blowing frame 261 and the second air blowing frame 262, and the air blowing holes 263 on the first air blowing frame 261 and the second air blowing frame 262 can be conveniently plugged when the vertical plate returns to the default positions.
As still another embodiment of the present utility model, a plurality of guide sliding bars 281 with stoppers are fixedly installed on the inner housing frame 211, the supporting frame 28 slides on the guide sliding bars 281, and a second elastic member 282 is fixedly installed between the stoppers and the supporting frame 28.
Specifically, as shown in fig. 2, 3 and 5, the stopper is fixedly mounted on the guide sliding rod 281, the guide sliding rod 281 penetrates through the vertical plate, and the second elastic member 282 is specifically a spring, so that the second elastic member 282 maintains the maximum distance between the vertical plate and the stopper in a default state. During the process of extruding the supporting frame 28 through the first air blowing frame 261 and the second air blowing frame 262, the vertical plate extrudes the second elastic piece 282 and deforms, and when the first air blowing frame 261 and the second air blowing frame 262 retract into the cross guide groove 241, the second elastic piece 282 drives the supporting frame 28 to close to the first air blowing frame 261 and the second air blowing frame 262, so that the supporting frame 28 keeps blocking the air blowing holes 263.
As still another embodiment of the present utility model, a backflow cavity 29 is formed between the outer shell frame 21 and the inner shell frame 211, and a collecting shell 291 is fixedly installed in the backflow cavity 29, and the collecting shell 291 is matched with the first air blowing frame 261 and the second air blowing frame 262.
Specifically, as shown in fig. 2, 3 and 5, the housing frame 21 is provided with a plurality of air vents, the upper end surface and the lower end surface of the collecting shell 291 are provided with a plurality of air vents, a filter screen is fixedly installed in the air vents, and the filter screen is in the prior art and will not be described herein. The cooling air blown into the refrigerator liner is heated and flows upwards into the backflow cavity 29, so that dust doped in the air is adsorbed and filtered under the action of the filter screen, meanwhile, the hot air is stored in the collecting shell 291, and the hot air collected in the collecting shell 291 flows to the air pump through the guide pipe again, so that the air pump circulates and supplements air in the first air blowing frame 261 and the second air blowing frame 262, the utilization rate of the hot air is improved, and the forming efficiency of the refrigerator liner is accelerated.
Working principle: through moving shell frame 21 to mould 1 top to make pneumatic cylinder 22 move down and make support frame 23 drive backup pad 24 move down, the cylinder 251 work simultaneously makes fly leaf 25 move down, make fly leaf 25 move down the in-process under four connecting plates 252 effect drive first frame 261 and the second frame 262 of blowing keep away from each other and synchronous slip, keep the same interval when making the gas pocket 263 on two first frames 261 and two second frames 262 of blowing of synchronous activity be close to the inner wall all around of refrigerator inner bag, make the inner wall all around of refrigerator inner bag receive the cooling simultaneously, and backup pad 24 moves down and makes the cooling wind evenly spread in the inside of refrigerator inner bag, reduce the cold and hot uneven condition of refrigerator inner bag appearance.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (10)
1. The plastic sucking device for preparing the refrigerator liner comprises a die (1) and is characterized by further comprising a supporting plate (24) which is movably arranged above the die (1), wherein a first air blowing frame (261) and a second air blowing frame (262) which are vertically arranged are movably arranged on the supporting plate (24), and air blowing holes (263) facing the die (1) are formed in the first air blowing frame (261) and the second air blowing frame (262);
the first air blowing frames (261) and the second air blowing frames (262) which are symmetrically arranged are far away from each other and are movable on the four end surfaces of the supporting plate (24).
2. The plastic suction device for preparing the refrigerator liner according to claim 1, wherein the supporting plate (24) is provided with a cross guide groove (241), and the first air blowing frame (261) and the second air blowing frame (262) are both slid in the cross guide groove (241).
3. A plastic uptake device for preparing a refrigerator liner according to claim 2, characterized in that a movable plate (25) is movably arranged on the supporting plate (24), and a connecting plate (252) is hinged between the movable plate (25) and the first air blowing frame (261) and the second air blowing frame (262) respectively.
4. A plastic uptake device for preparing a refrigerator liner according to claim 3, characterized in that the mold (1) is provided with an outer shell frame (21), and an inner shell frame (211) is fixedly installed in the outer shell frame (21);
the hydraulic cylinder (22) is fixedly arranged in the inner shell frame (211), a supporting frame (23) is fixedly arranged at the output end of the hydraulic cylinder (22), and the supporting plate (24) is fixedly arranged on the supporting frame (23).
5. The plastic sucking device for preparing the refrigerator liner according to claim 4, wherein an air cylinder (251) is fixedly arranged in the supporting frame (23), and the movable plate (25) is fixedly arranged at the output end of the air cylinder (251).
6. A suction moulding device for preparing a refrigerator liner according to claim 3, characterized in that a first elastic member (253) is fixedly arranged between the movable plate (25) and the cross guide groove (241).
7. The plastic suction device for preparing the refrigerator liner according to claim 1, wherein the first air blowing frame (261) and the second air blowing frame (262) are fixedly provided with symmetrically arranged sliding blocks (271), and the sliding blocks (271) slide in sliding ways (272) formed in the supporting plate (24).
8. The plastic uptake device for preparing a refrigerator liner as claimed in claim 4, wherein supporting frames (28) are movably disposed on four end surfaces of the inner housing frame (211), and the first air blowing frame (261) and the second air blowing frame (262) are respectively abutted against the supporting frames (28).
9. The plastic suction device for preparing the refrigerator liner according to claim 8, wherein a plurality of guide sliding bars (281) with stop blocks are fixedly arranged on the inner shell frame (211), the supporting frame (28) slides on the guide sliding bars (281), and a second elastic piece (282) is fixedly arranged between the stop blocks and the supporting frame (28).
10. The plastic sucking device for preparing the refrigerator liner according to claim 4, wherein a backflow cavity (29) is formed between the outer shell frame (21) and the inner shell frame (211), a collecting shell (291) is fixedly arranged in the backflow cavity (29), and the collecting shell (291) is matched with the first air blowing frame (261) and the second air blowing frame (262).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322099534.1U CN220499926U (en) | 2023-08-07 | 2023-08-07 | Plastic sucking device for preparing refrigerator liner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322099534.1U CN220499926U (en) | 2023-08-07 | 2023-08-07 | Plastic sucking device for preparing refrigerator liner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220499926U true CN220499926U (en) | 2024-02-20 |
Family
ID=89866003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322099534.1U Active CN220499926U (en) | 2023-08-07 | 2023-08-07 | Plastic sucking device for preparing refrigerator liner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220499926U (en) |
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2023
- 2023-08-07 CN CN202322099534.1U patent/CN220499926U/en active Active
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