CN220425372U - Quick temperature change test box with automatic defrosting device - Google Patents
Quick temperature change test box with automatic defrosting device Download PDFInfo
- Publication number
- CN220425372U CN220425372U CN202321909795.9U CN202321909795U CN220425372U CN 220425372 U CN220425372 U CN 220425372U CN 202321909795 U CN202321909795 U CN 202321909795U CN 220425372 U CN220425372 U CN 220425372U
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- China
- Prior art keywords
- plate
- bevel gear
- sealing door
- temperature change
- glass
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- 238000010257 thawing Methods 0.000 title claims abstract description 42
- 238000012360 testing method Methods 0.000 title claims abstract description 38
- 238000007789 sealing Methods 0.000 claims abstract description 39
- 238000007790 scraping Methods 0.000 claims abstract description 22
- 238000003825 pressing Methods 0.000 claims abstract description 7
- 239000011521 glass Substances 0.000 abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 7
- 238000004140 cleaning Methods 0.000 abstract description 4
- 238000010438 heat treatment Methods 0.000 abstract description 4
- 239000003507 refrigerant Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 239000004744 fabric Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000005341 toughened glass Substances 0.000 description 1
Landscapes
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The utility model discloses a quick temperature change test box with an automatic defrosting device, which comprises a sealing door plate, a supporting seat, a ball screw, a sliding bottom plate and a first guide post, wherein if glass on the sealing door plate frosts, a driving bevel gear is driven by a driving motor to rotate, so that a main shaft drives a driving bevel gear to rotate, the ball screw can drive the sliding bottom plate to move, the defrosting plate is driven by a supporting spring to cling to frost on glass on the sealing door plate, frost on the glass can be effectively attached to frost with different thickness on the glass by a heating wire in the defrosting plate, so that the frost can be quickly melted, meanwhile, a scraping bottom plate is driven by a pressing spring to descend, so that the scraping bar can cling to the surface of the glass, the scraping bar can timely scrape away the melted frost in the moving process of the sliding bottom plate, the cleaning effect of the glass is ensured, and melted water can fall into a receiving box.
Description
Technical Field
The utility model particularly relates to a rapid temperature change test box with an automatic defrosting device, and belongs to the technical field of test boxes.
Background
The rapid temperature change test box is suitable for testing various performance indexes of products under the condition of rapid temperature change, the high-low refrigeration cycle of the rapid temperature change test box adopts reverse clamp cycle, the cycle consists of two isothermal processes and two adiabatic processes, the process is as follows, the refrigerant is compressed to higher pressure through the heat insulation of a compressor, work is consumed to raise the exhaust temperature, then the refrigerant exchanges heat with surrounding medium isothermally through a condenser, heat is transferred to the surrounding medium, the refrigerant is expanded and acted through the heat insulation of a valve, at the moment, the temperature of the refrigerant is reduced, finally the refrigerant absorbs heat from objects with higher temperature isothermally through an evaporator, the temperature of the cooled objects is reduced, the cycle is repeated, so that the purpose of cooling is achieved, when the ambient temperature in the test box is reduced, the air in the test box is liquefied into water drops which are adhered in the test box, cooling is continued, the water drops form ice frost along with solidification, and when the ice frost is fully covered on glass of the test box, the condition inside the test box is difficult for test staff to see.
The utility model discloses a take quick temperature change test box of automatic defroster through retrieving chinese patent CN216172397U, relates to environmental test equipment technical field, the power distribution box comprises a box body, be provided with the loading board in the box, still be equipped with the heater that is used for the intensification in the box and be used for the cooling system of cooling, it has the chamber door to articulate on the box, the window has been seted up on the chamber door, install explosion-proof glass in the window, the chamber door is located one side of box and is equipped with the motor, the output shaft of motor is equipped with temperature sensing mechanism, just the motor is connected with drive mechanism through temperature sensing mechanism, be equipped with the defrosting mechanism that is used for toughened glass defrosting in the window. The utility model utilizes the temperature sensing tube and the high-melting point medium contained in the temperature sensing tube, and when the temperature in the test box is reduced, the medium in the temperature sensing tube is solidified, thereby realizing transmission and playing the effect of automatic defrosting.
The above-mentioned prior art can remove the frost on glass, but because the thickness of frost is different, this technique can not all be effectual laminating glass when clearing up the frost on glass, leads to sometimes cleaning efficiency slower, and simultaneously, above-mentioned prior art adopts to heat the frost and absorbs water through the brush cloth, when the brush cloth absorbs water, just wipes the water on the dirty glass.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides a rapid temperature change test box with an automatic defrosting device, which can effectively clean frost on glass and can always maintain a good defrosting effect.
The quick temperature change test box with the automatic defrosting device comprises a test box body, wherein a sealing door plate is hinged to the test box body, a supporting seat is respectively arranged on one side wall of the sealing door plate, a ball screw is rotatably connected to the supporting seat, the ball screw is connected with a sliding bottom plate through a ball nut, a first guide post is respectively and slidably connected to the sliding bottom plate, a supporting spring is arranged on the side wall of the first guide post, a defrosting plate is arranged at one end of the first guide post, connecting side plates are respectively arranged on two side walls of the defrosting plate, a second guide post is arranged on the outer wall of the top of the connecting side plate, a pressing spring is arranged on the side wall of the second guide post, a scraping bottom plate is slidably connected to the second guide post, and a scraping strip is connected to the scraping bottom plate in a clamping mode.
Furthermore, in order to be able to collect the melted water, the sealing door plate is slidably clamped with a collecting box, and a limiting plate is arranged on one side wall of the collecting box.
Further, in order to prevent the cold air from overflowing from the position of the access box, a sealing gasket is mounted on one side wall of the limiting plate.
Further, in order to prevent the access box from being separated from the sealing door plate, a limiting block is respectively and rotatably connected to one side wall of the sealing door plate.
Further, in order to drive the ball screw to rotate, a main shaft is connected to the sealing door plate in a rotating mode, a driving bevel gear II and a driven bevel gear I are respectively installed at two ends of the main shaft, a driven bevel gear II is installed at one end of the ball screw, and the driven bevel gear II is in meshed connection with the driving bevel gear II.
Further, in order to drive the main shaft to rotate, a driving motor is installed on one side wall of the sealing door plate, the output end of the driving motor is connected with a driving bevel gear I, and the driving bevel gear I is in meshed connection with a driven bevel gear I.
Further, in order to improve stability of the sliding bottom plate, a supporting sliding rail is installed on a side wall of the sealing door plate, and the supporting sliding rail is connected with the sliding bottom plate through a sliding block.
Further, in order to prevent the damage of glass on the sealing door plate caused by the overhigh temperature of the defrosting plate, an anti-scalding plate is arranged on the outer wall of the bottom of the defrosting plate.
The utility model has the technical effects and advantages that: if glass on the sealed door plant frosts, can drive the slip bottom plate through ball and remove, drive the frost on the glass on the sealed door plant of defrosting board through supporting spring, melt the frost on with glass through the inside heater strip of defrosting board, defrosting board can be to the frost homoenergetic of different thickness on the glass effectual laminating, simultaneously, drive through the spring that pushes down and scrape the bottom plate decline, make and scrape the strip and can paste glass surface, at the in-process that the slip bottom plate removed, make scrape the strip and scrape away the frost that melts that can be timely, guarantee the clearance effect of glass, the water after melting also can all fall into the access box inside.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a limiting plate structure according to the present utility model;
FIG. 3 is a schematic view of a cartridge according to the present utility model;
FIG. 4 is an enlarged schematic view of the structure of the present utility model at A;
fig. 5 is an enlarged schematic view of the structure of the present utility model at B.
In the figure: 1. a test chamber body; 2. sealing the door plate; 3. a support base; 4. a ball screw; 5. a sliding bottom plate; 6. a first guide post; 7. a defrosting plate; 8. connecting side plates; 9. a second guide post; 10. scraping the bottom plate; 11. scraping the strip; 12. a support spring; 13. a receiving box; 14. a limiting plate; 15. pressing down the spring; 16. a limiting block; 17. driven helical gears II; 18. a main shaft; 19. a driving helical gear II; 20. driven helical gear one; 21. a driving motor; 22. a first driving bevel gear; 23. an anti-scalding plate; 24. supporting the slide rail; 25. and a sealing gasket.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, a rapid temperature change test box with an automatic defrosting device comprises a test box body 1, wherein a sealing door plate 2 is hinged on the test box body 1, an observation glass plate is arranged on the sealing door plate 2, a supporting seat 3 is respectively arranged on one side wall of the sealing door plate 2, a ball screw 4 is rotationally connected on the supporting seat 3, the ball screw 4 is connected with a sliding bottom plate 5 through a ball nut, a guide post I6 is respectively connected on the sliding bottom plate 5 in a sliding clamping manner, a supporting spring 12 is arranged on the side wall of the guide post I6, a defrosting plate 7 is arranged at one end of the guide post I6, a heating wire is arranged inside the defrosting plate 7, connecting side plates 8 are respectively arranged on two side walls of the defrosting plate 7, a guide post II 9 is arranged on the outer wall of the top of the connecting side plate 8, a pressing spring 15 is arranged on the side wall of the guide post II, a scraping bottom plate 10 is connected on the guide post II in a sliding clamping manner, the scraping bottom plate 10 is clamped with the scraping strip 11, the scraping strip 11 is made of rubber, the sealing door plate 2 is clamped with the receiving box 13 in a sliding way, a limiting plate 14 is arranged on one side wall of the receiving box 13, when frosting occurs on the glass on the sealing door plate 2, the sliding bottom plate 5 can be driven to move through the ball screw 4, the defrosting plate 7 can be driven to be always attached to the frost on the glass on the sealing door plate 2 through the supporting spring 12, then the frost on the glass can be melted through the heating wire inside the defrosting plate 7, the defrosting plate 7 can be attached to the frost with different thicknesses on the glass effectively, the frost can be melted effectively, the scraping bottom plate 10 is driven to descend through the pressing spring 15, the scraping strip 11 can be attached to the surface of the glass, the scraping strip 11 is driven to move through the sliding bottom plate 5, the melted frost can be scraped away from the glass timely by the scraping strip 11, the cleaning effect of the glass is ensured, and the melted water can also completely fall into the access box 13.
A sealing gasket 25 is arranged on one side wall of the limiting plate 14, and the sealing gasket 25 is beneficial to improving the tightness between the limiting plate 14 and the sealing door plate 2 on the access box 13 and preventing the cold air in the test box body 1 from overflowing from the position of the access box 13. A limiting block 16 is respectively connected to one side wall of the sealing door plate 2 in a rotating way, and the limiting block 16 limits the access box 13, so that the access box 13 is prevented from falling out of the sealing door plate 2.
The sealing door plate 2 is rotationally connected with a main shaft 18, two ends of the main shaft 18 are respectively provided with a driving bevel gear II 19 and a driven bevel gear I20, one end of the ball screw 4 is provided with a driven bevel gear II 17, the driven bevel gear II 17 is in meshed connection with the driving bevel gear II 19, a driving motor 21 is arranged on one side wall of the sealing door plate 2, the output end of the driving motor 21 is connected with a driving bevel gear I22, the driving bevel gear I22 is in meshed connection with the driven bevel gear I20, the driving bevel gear I22 can be driven to rotate through the driving motor 21, the main shaft 18 can drive the driving bevel gear II 19 to rotate, and the ball screw 4 can drive the sliding bottom plate 5 to move through a ball nut on the ball screw 4.
A supporting slide rail 24 is arranged on one side wall of the sealing door plate 2, the supporting slide rail 24 is connected with the sliding bottom plate 5 through a sliding block, the other side of the sliding bottom plate 5 can be supported through the supporting slide rail 24, and the stability of the sliding bottom plate 5 is improved. Be provided with on the bottom outer wall of defrosting board 7 and prevent scalding board 23, through preventing scalding board 23, be favorable to preventing defrosting board 7 high temperature and lead to glass damage.
When the utility model is used, if the glass on the sealing door plate 2 is frosted, the driving bevel gear I22 is driven by the driving motor 21 to rotate, the main shaft 18 drives the driving bevel gear II 19 to rotate, so that the ball screw 4 can drive the sliding bottom plate 5 to move, the defrosting plate 7 is driven by the supporting spring 12 to be attached to the frost on the glass on the sealing door plate 2, the frost on the glass can be effectively attached to the frost with different thickness on the glass by the defrosting plate 7 through the heating wire inside the defrosting plate 7, so that the frost can be quickly melted, meanwhile, the scraping bottom plate 10 is driven by the pressing spring 15 to descend, the scraping strip 11 can be attached to the surface of the glass, the scraping strip 11 can timely scrape the melted frost in the moving process of the sliding bottom plate 5, the cleaning effect of the glass is ensured, and the melted water can also completely fall into the access box 13.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (8)
1. The utility model provides a take automatic defroster's quick temperature change test box, includes test box body (1), its characterized in that: the novel test box comprises a test box body (1), wherein a sealing door plate (2) is hinged to the test box body (1), a supporting seat (3) is respectively installed on one side wall of the sealing door plate (2), a ball screw (4) is connected to the supporting seat (3) in a rotating mode, the ball screw (4) is connected with a sliding bottom plate (5) through a ball nut, a first guide post (6) is respectively connected to the sliding bottom plate (5) in a sliding mode, a supporting spring (12) is arranged on the side wall of the first guide post (6), a defrosting plate (7) is installed at one end of the first guide post (6), connecting side plates (8) are respectively installed on two side walls of the defrosting plate (7), a second guide post (9) is installed on the outer wall of the top of the connecting side plates (8), a pressing spring (15) is arranged on the side wall of the second guide post (9), a scraping bottom plate (10) is connected to the second guide post in a sliding mode, and a scraping strip (11) is connected to the scraping bottom plate (10) in a clamping mode.
2. A rapid temperature change test chamber with an automatic defrosting apparatus as set forth in claim 1, wherein: the sealing door plate (2) is connected with the access box (13) in a sliding clamping mode, and a limiting plate (14) is arranged on one side wall of the access box (13).
3. A rapid temperature change test chamber with an automatic defrosting apparatus as set forth in claim 2, wherein: a sealing gasket (25) is arranged on one side wall of the limiting plate (14).
4. A rapid temperature change test chamber with an automatic defrosting apparatus as set forth in claim 1, wherein: one side wall of the sealing door plate (2) is respectively and rotatably connected with a limiting block (16).
5. A rapid temperature change test chamber with an automatic defrosting apparatus as set forth in claim 1, wherein: the sealing door plate (2) is rotationally connected with a main shaft (18), a driving bevel gear II (19) and a driven bevel gear I (20) are respectively installed at two ends of the main shaft (18), a driven bevel gear II (17) is installed at one end of the ball screw (4), and the driven bevel gear II (17) is in meshed connection with the driving bevel gear II (19).
6. A rapid temperature change test chamber with an automatic defrosting apparatus as set forth in claim 5, wherein: a driving motor (21) is arranged on one side wall of the sealing door plate (2), the output end of the driving motor (21) is connected with a driving bevel gear I (22), and the driving bevel gear I (22) is meshed with the driven bevel gear I (20).
7. A rapid temperature change test chamber with an automatic defrosting apparatus as set forth in claim 1, wherein: a supporting sliding rail (24) is arranged on one side wall of the sealing door plate (2), and the supporting sliding rail (24) is connected with the sliding bottom plate (5) through a sliding block.
8. A rapid temperature change test chamber with an automatic defrosting apparatus as set forth in claim 1, wherein: an anti-scalding plate (23) is arranged on the outer wall of the bottom of the defrosting plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321909795.9U CN220425372U (en) | 2023-07-20 | 2023-07-20 | Quick temperature change test box with automatic defrosting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321909795.9U CN220425372U (en) | 2023-07-20 | 2023-07-20 | Quick temperature change test box with automatic defrosting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220425372U true CN220425372U (en) | 2024-02-02 |
Family
ID=89686173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321909795.9U Active CN220425372U (en) | 2023-07-20 | 2023-07-20 | Quick temperature change test box with automatic defrosting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220425372U (en) |
-
2023
- 2023-07-20 CN CN202321909795.9U patent/CN220425372U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |