CN219625893U - Temperature controller life test tool - Google Patents
Temperature controller life test tool Download PDFInfo
- Publication number
- CN219625893U CN219625893U CN202321030543.9U CN202321030543U CN219625893U CN 219625893 U CN219625893 U CN 219625893U CN 202321030543 U CN202321030543 U CN 202321030543U CN 219625893 U CN219625893 U CN 219625893U
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- China
- Prior art keywords
- temperature controller
- upper portion
- electric heating
- sheet
- life test
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
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- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The utility model discloses a temperature controller service life testing tool which comprises a workbench and a temperature controller main body, wherein the temperature controller main body comprises a porcelain tube, a bimetallic strip, a knob and a supporting strip, a plurality of testing units are arranged on the upper portion of the workbench, each testing unit comprises a supporting seat, a boss, a stand column and a supporting frame are arranged on the upper portion of each supporting seat, the lower portion of the porcelain tube can be abutted against the upper portion of each boss, the supporting strip is fixed with the stand column, an electric heating strip is arranged on the upper portion of each supporting frame and is positioned below the bimetallic strip, and the electric heating strip can heat or cool so as to enable the bimetallic strip to deform or reset. The utility model realizes the on-off of the temperature controller main body through the repeated heating and cooling of the electric heating sheet, thereby detecting the service life of the temperature controller main body, and being safe, reliable and high in efficiency.
Description
Technical Field
The utility model relates to the technical field of temperature controller testing, in particular to a temperature controller service life testing tool.
Background
The temperature controller is a series of automatic control elements which generate a certain special effect and turn on or off actions according to the temperature change of the working environment, namely a temperature control switch, a temperature protector, a temperature controller, and a temperature controller for short;
when the working temperature of an electric appliance is too high, the bimetallic strip of the temperature controller is heated to deform, the long elastic sheet is pushed to bend upwards through the porcelain rice to deform, so that the movable contact is separated from the fixed contact, a circuit is disconnected, a protection effect is achieved on the circuit, when the temperature of the electric appliance is reduced, the bimetallic strip resets and drives the long elastic sheet to reset with the movable contact, the circuit is communicated, however, after the service time of the temperature controller is long, the deformation performance of the bimetallic strip and the long elastic sheet can be reduced, the temperature controller cannot be normally heated to be disconnected, potential safety hazards exist, but at present, most of the bimetallic strip or the long elastic sheet is only subjected to life test on single parts of the bimetallic strip or the long elastic sheet, and the life of the whole temperature controller cannot be tested, so improvement on the whole temperature controller is urgently needed.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art, and provides the temperature controller service life testing tool which realizes the on-off of the temperature controller main body through repeated heating and cooling of the electric heating sheet, so that the service life of the temperature controller main body is detected, and the temperature controller service life testing tool is safe, reliable and high in efficiency.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a temperature controller life-span test fixture, includes workstation and temperature controller main part, the temperature controller main part includes ceramic tube, bimetallic strip, knob and backing sheet, workstation upper portion is equipped with a plurality of test unit, test unit includes the supporting seat, supporting seat upper portion is equipped with boss, stand and support frame, ceramic tube lower part can butt boss upper portion, the backing sheet is fixed with the stand, support frame upper portion is equipped with the electrothermal disc, the electrothermal disc is located the bimetallic strip below, the electrothermal disc can heat or cool off to make bimetallic strip warp or reset.
The upper surface of the support frame and the upper surface of the support seat are provided with heat dissipation spaces, and the upper surface of the support frame is provided with a plurality of ventilation holes for heat dissipation of the electric heating plate.
The support seat comprises an air inlet hole, the air inlet hole is positioned below the support frame, a fan is arranged at the lower part of the support seat and positioned below the air inlet hole and used for radiating heat of the electric heating plate.
The lower part of the supporting seat is provided with a mounting groove, and the fan is fixed in the mounting groove.
The electric heating device is characterized in that a limiting plate is arranged on the upper portion of the supporting frame and is L-shaped, the limiting plate can be abutted against two adjacent corners of the electric heating plate, and the electric heating plate is fixed with the upper portion of the supporting frame through screws.
The outside cover of electrothermal disc is equipped with the heat conduction ring, the heat conduction ring can the butt bimetallic strip lower part.
The boss is inside to be equipped with the direction chamber, be equipped with the slider that can reciprocate in the direction chamber, slider upper portion can be higher than boss upper portion and insert the intraductal spacing of porcelain.
The guide cavity is characterized in that a cover plate is covered on the lower portion of the guide cavity, a spring is arranged in the guide cavity, the upper end of the spring is abutted to the lower portion of the sliding block, the lower end of the spring is abutted to the upper portion of the cover plate, the sliding block comprises guide ribs, the guide ribs are tightly attached to the inner wall of the guide cavity, and the upper portion of the sliding block is of a circular arc structure.
The electric heating device is characterized in that a protective cover is arranged on the upper portion of the supporting seat, the protective cover is sleeved outside the supporting frame and the temperature controller main body, the protective cover comprises an avoidance groove and an avoidance hole, the knob can be inserted into the avoidance groove, and the wire harness of the electric heating sheet penetrates through the avoidance hole.
And a plurality of heat dissipation holes are formed in two sides of the protective cover.
The beneficial effects of the utility model are as follows:
1. the plurality of test units are arranged on the upper part of the workbench, so that the plurality of temperature controller main bodies can be detected at the same time, and the efficiency is high;
2. repeated on-off and power-off operations are carried out on the electric heating sheet, so that the electric heating sheet can be repeatedly heated and cooled, repeated deformation and resetting of the bimetallic strip and the long elastic sheet can be realized, and the on-off of a circuit of a temperature controller main body can be realized, therefore, the service life of the temperature controller main body can be tested by recording the on-off times of the circuit of the temperature controller main body, whether the quality of the temperature controller main body is qualified or not is judged, and the safety problem caused by the damage of the temperature controller main body in the use process of an electric appliance is effectively reduced;
3. in the utility model, when the electric heating plate is powered off and cooled, the fan works, and the electric heating plate and the bimetallic strip can be blown through the air inlet and the vent hole, so that the air cooling operation is realized, the heat dissipation efficiency of the electric heating plate is greatly improved, thereby being beneficial to improving the test efficiency and shortening the test time.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of a test unit;
FIG. 3 is a cross-sectional view of a test cell;
fig. 4 is a schematic diagram of the internal structure of the test unit.
In the figure: 1. a work table; 2. a test unit; 3. a support base; 31. a boss; 32. a column; 33. an air inlet hole; 34. a mounting groove; 35. a connecting plate; 36. a guide chamber; 37. a cover plate; 4. a support frame; 41. a vent hole; 42. a limiting plate; 5. an electric heating sheet; 51. a heat conducting ring; 6. a protective cover; 61. an avoidance groove; 62. a heat radiation hole; 63. avoidance holes; 7. a temperature controller main body; 71. porcelain tube; 72. bimetallic strips; 73. a knob; 74. a support sheet; 8. a fan; 9. a slide block; 91. a guide rib; 92. and (3) a spring.
Detailed Description
The utility model is further described with reference to the drawings and detailed description which follow:
in the description of the present specification, the azimuth or positional relationship indicated by the terms "upper", "lower", "left", "right", etc., are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or unit referred to must have a specific direction, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.
As shown in fig. 1 to 4, a temperature controller life test fixture includes a workbench 1 and a temperature controller main body 7, wherein the temperature controller main body 7 includes a porcelain tube 71, a bimetallic strip 72, a knob 73 and a supporting strip 74, in the present utility model, the temperature controller main body 7 is a detected object, and the specific structure and working principle thereof are not repeated in the present specification.
The workbench 1 upper portion is equipped with a plurality of test unit 2, and every test unit 2 homoenergetic detects a temperature controller main part 7, through above-mentioned design, can detect the life-span of a plurality of temperature controller main parts 7 simultaneously, and is efficient.
The test unit 2 comprises a supporting seat 3, connecting plates 35 are arranged on two sides of the supporting seat 3, the connecting plates 35 can be abutted to the upper portion of the workbench 1 and are connected with the workbench 1 through bolts, and the test unit 2 and the workbench 1 are conveniently fixed through the connecting plates 35.
The supporting seat 3 upper portion is equipped with boss 31, stand 32 and support frame 4, porcelain tube 71 lower part can butt boss 31 upper portion, through boss 31, can play the supporting role to temperature controller main part 7, supporting piece 74 is fixed with stand 32, and supporting piece 74 lower part butt stand 32 upper portion, stand 32 are located boss 31 both sides, and supporting piece 74 passes through the bolt fastening with stand 32 to it is fixed with temperature controller main part 7 and support seat 3, support frame 4 upper portion is equipped with electric heat piece 5, electric heat piece 5 is located bimetallic strip 72 below, electric heat piece 5 can heat or cool off to make bimetallic strip 72 warp or reset.
The electrothermal sheet 5 can be electrified and heated, when the electrothermal sheet 5 heats, the bimetallic sheet 72 can be deformed, and the long elastic sheet is pushed to deform, the circuit of the temperature controller main body 7 is disconnected, when the electrothermal sheet 5 is powered off and cooled, the bimetallic sheet 72 and the long elastic sheet are restored to deform, the circuit of the temperature controller main body 7 is communicated, when the temperature controller main body 7 is subjected to life test, the electrothermal sheet 5 is subjected to repeated on-off and power-off operation, so that the electrothermal sheet 5 can be heated and cooled repeatedly, the bimetallic sheet 72 and the long elastic sheet can be deformed and reset repeatedly, the circuit of the temperature controller main body 7 is enabled to be turned on-off, and therefore, the quality of the temperature controller main body 7 is judged to be qualified, and the safety problem caused by the damage of the temperature controller main body 7 in the use process of an electric appliance is effectively reduced.
Preferably, the upper surface of the support frame 4 and the upper surface of the support seat 3 have heat dissipation spaces, the upper surface of the support frame 4 is suspended, the upper surface of the support frame 4 is provided with a plurality of ventilation holes 41 for heat dissipation of the electric heating plate 5, and through the design, the heat dissipation effect of the electric heating plate 5 can be improved, so that the test efficiency is improved.
Further, the supporting seat 3 includes the inlet opening 33, the inlet opening 33 is located the support frame 4 below, the supporting seat 3 lower part is equipped with the fan 8, the fan 8 is located the inlet opening 33 below, is used for electric heat piece 5 heat dissipation, in the utility model, when electric heat piece 5 outage cooling, the fan 8 work, can blow to electric heat piece 5 and bimetallic strip 72 through inlet opening 33 and ventilation hole 41, realizes the forced air cooling operation, has improved the radiating efficiency of electric heat piece 5 greatly to be favorable to improving test efficiency, shorten test time.
Preferably, the lower part of the supporting seat 3 is provided with a mounting groove 34, the fan 8 is fixed in the mounting groove 34, the fan 8 is conveniently fixed by arranging the mounting groove 34, and a distance is reserved between the lower part of the fan 8 and the lower part of the supporting seat 3, so that air intake is conveniently carried out.
As shown in fig. 4, the upper portion of the supporting frame 4 is provided with a limiting plate 42, the limiting plate 42 is L-shaped, the limiting plate 42 can be abutted against two adjacent corners of the electric heating sheet 5, the electric heating sheet 5 is fixed with the upper portion of the supporting frame 4 through screws, and the electric heating sheet 5 can be installed and limited by arranging the limiting plate 42, so that the installation accuracy of the electric heating sheet 5 is improved, and the electric heating sheet 5 and the supporting frame 4 are convenient to fix.
Preferably, the heat conducting ring 51 is sleeved outside the electric heating sheet 5, and the heat conducting ring 51 can be abutted against the lower part of the bimetal sheet 72, and by arranging the heat conducting ring 51, heat generated by the electric heating sheet 5 can be better conducted onto the bimetal sheet 72, so that the bimetal sheet 72 is heated more rapidly, the contact area with the bimetal sheet 72 can be effectively reduced, and the influence on deformation of the bimetal sheet 72 is prevented.
Preferably, the supporting seat 3 upper portion is equipped with protection casing 6, and protection casing 6 passes through bolted connection with supporting seat 3, the outside at support frame 4 and temperature controller main part 7 is established to protection casing 6 cover, protection casing 6 is including dodging groove 61 and dodging hole 63, knob 73 can insert dodging in the groove 61, the pencil of electric heat piece 5 runs through dodging hole 63, through setting up protection casing 6, can play the guard action to electric heat piece 5 and temperature controller main part 7, has improved the security of structure, prevents that the operating personnel from triggering the incident with electric heat piece 5 or temperature controller main part 7 contact at the during operation.
Further, a plurality of heat dissipation holes 62 are formed on both sides of the protective cover 6, and by providing the heat dissipation holes 62, not only a heat dissipation effect can be achieved, but also the working condition of the bimetal 72 can be observed from the outside.
Preferably, the boss 31 is internally provided with a guide cavity 36, the guide cavity 36 is internally provided with a slide block 9 capable of moving up and down, the upper part of the slide block 9 can be higher than the upper part of the boss 31 and is inserted into the porcelain tube 71 for limiting, specifically, the lower part of the guide cavity 36 is covered with a cover plate 37, the guide cavity 36 is internally provided with a spring 92, the upper end of the spring 92 is abutted against the lower part of the slide block 9 and the lower end of the spring is abutted against the upper part of the cover plate 37, the slide block 9 comprises a guide rib 91, the guide rib 91 is tightly attached to the inner wall of the guide cavity 36, and the upper part of the slide block 9 is in a circular arc structure.
When the temperature controller main body 7 needs to be detected, the temperature controller main body 7 is inserted from the opening of the side face of the protective cover 6, at the moment, the knob 73 is inserted into the avoidance groove 61, the lower part of the porcelain tube 71 can be abutted against the side face of the sliding block 9 and drive the sliding block 9 to move downwards, after the temperature controller main body 7 moves in place, the sliding block 9 is upwards moved by the elastic force of the spring 92 and is inserted into the porcelain tube 71, so that the temperature controller main body 7 is installed and limited, and the installation operation of the temperature controller main body 7 is facilitated.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (10)
1. The utility model provides a temperature controller life-span test frock, includes workstation (1) and temperature controller main part (7), temperature controller main part (7) are including porcelain tube (71), bimetallic strip (72), knob (73) and backing sheet (74), its characterized in that: the utility model provides a test bench, workstation (1) upper portion is equipped with a plurality of test unit (2), test unit (2) are including supporting seat (3), supporting seat (3) upper portion is equipped with boss (31), stand (32) and support frame (4), porcelain tube (71) lower part can butt boss (31) upper portion, supporting sheet (74) are fixed with stand (32), support frame (4) upper portion is equipped with electrothermal sheet (5), electrothermal sheet (5) are located bimetallic strip (72) below, electrothermal sheet (5) can heat or cool off to make bimetallic strip (72) warp or reset.
2. The temperature controller life test fixture of claim 1, wherein: the electric heating device is characterized in that a heat dissipation space exists between the support frame (4) and the upper surface of the support seat (3), and a plurality of ventilation holes (41) are formed in the upper surface of the support frame (4) and used for dissipating heat of the electric heating plate (5).
3. A thermostat life test fixture as claimed in claim 2, wherein: the support seat (3) comprises an air inlet hole (33), the air inlet hole (33) is positioned below the support frame (4), a fan (8) is arranged at the lower part of the support seat (3), and the fan (8) is positioned below the air inlet hole (33) and used for radiating the electric heating sheet (5).
4. A temperature controller life test fixture as claimed in claim 3, wherein: the lower part of the supporting seat (3) is provided with a mounting groove (34), and the fan (8) is fixed in the mounting groove (34).
5. The temperature controller life test fixture of claim 1, wherein: the electric heating device is characterized in that a limiting plate (42) is arranged on the upper portion of the supporting frame (4), the limiting plate (42) is L-shaped, the limiting plate (42) can be abutted to two adjacent corners of the electric heating sheet (5), and the electric heating sheet (5) is fixed to the upper portion of the supporting frame (4) through screws.
6. The temperature controller life test fixture of claim 1, wherein: the outside of the electric heating sheet (5) is sleeved with a heat conducting ring (51), and the heat conducting ring (51) can be abutted to the lower part of the bimetallic strip (72).
7. The temperature controller life test fixture of claim 1, wherein: the boss (31) is internally provided with a guide cavity (36), a sliding block (9) capable of moving up and down is arranged in the guide cavity (36), and the upper part of the sliding block (9) can be higher than the upper part of the boss (31) and is inserted into the porcelain tube (71) for limiting.
8. The temperature controller life test fixture of claim 7, wherein: the utility model discloses a guide cavity, including guide cavity (36), guide cavity (36) lower part lid has apron (37), guide cavity (36) inside is equipped with spring (92), spring (92) upper end butt slider (9) lower part and lower extreme butt apron (37) upper portion, slider (9) include guide rib (91), guide rib (91) are hugged closely guide cavity (36) inner wall, slider (9) upper portion is convex structure.
9. The temperature controller life test fixture of claim 1, wherein: the electric heating device is characterized in that a protective cover (6) is arranged on the upper portion of the supporting seat (3), the protective cover (6) is sleeved outside the supporting frame (4) and the temperature controller main body (7), the protective cover (6) comprises an avoidance groove (61) and an avoidance hole (63), the knob (73) can be inserted into the avoidance groove (61), and the wire harness of the electric heating sheet (5) penetrates through the avoidance hole (63).
10. The temperature controller life test fixture of claim 9, wherein: a plurality of heat dissipation holes (62) are formed in two sides of the protective cover (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321030543.9U CN219625893U (en) | 2023-05-04 | 2023-05-04 | Temperature controller life test tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321030543.9U CN219625893U (en) | 2023-05-04 | 2023-05-04 | Temperature controller life test tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219625893U true CN219625893U (en) | 2023-09-01 |
Family
ID=87769392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321030543.9U Active CN219625893U (en) | 2023-05-04 | 2023-05-04 | Temperature controller life test tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219625893U (en) |
-
2023
- 2023-05-04 CN CN202321030543.9U patent/CN219625893U/en active Active
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