CN210097700U - Temperature impact test box - Google Patents
Temperature impact test box Download PDFInfo
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- CN210097700U CN210097700U CN201920610176.7U CN201920610176U CN210097700U CN 210097700 U CN210097700 U CN 210097700U CN 201920610176 U CN201920610176 U CN 201920610176U CN 210097700 U CN210097700 U CN 210097700U
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Abstract
The utility model relates to a temperature shock test box, the power distribution box comprises a box body, be provided with high-temperature chamber and low-temperature chamber in the box, it is provided with the pivot to rotate between high-temperature chamber and the low-temperature chamber, be provided with two minimum bull sticks on the periphery wall of pivot, be provided with on the box and be used for driving pivot pivoted motor, the bull stick is kept away from the pivot end and is rotated and be provided with and place the board, it is provided with the baffle to be located between high-temperature chamber and the low-temperature chamber in the box, set up the through-hole that supplies to place board and bull. Place the material that awaits measuring on placing the board, then driving motor for the pivot drives the bull stick and places the board rotation, simultaneously, under the effect of gravity, places the board and will keep the horizontality as far as along with bull stick pivoted in-process, along with the rotation of bull stick, places board and the material that awaits measuring and will carry out reciprocating motion between high temperature chamber and low temperature chamber through the through-hole, in order to accomplish the temperature impact, the utility model discloses have the effect that improves efficiency of software testing.
Description
Technical Field
The utility model belongs to the technical field of the electronic experiment equipment technique and specifically relates to a temperature shock test case is related to.
Background
The temperature impact box is suitable for the industries of electronic and electric appliance components, automatic components, communication components, automobile parts, metal, chemical materials, plastic and the like, the national defense industry, the aerospace industry, the military industry, BGA, PCB substrates, electronic chips IC, semiconductor ceramics and the physical change of high polymer materials, tests the repeated resistance of the materials to high and low temperatures and the chemical change or physical damage of products produced by expansion with heat and contraction with cold, can confirm the quality of the product, from a precise IC to a heavy mechanical component, does not need an ideal testing tool thereof, can perform rapid switching at high and low temperatures, thereby realizing temperature impact, detecting the degree of the test material which can be endured under the continuous environment of extremely high temperature and extremely low temperature instantly, detecting the chemical change or physical damage of the test sample caused by expansion with heat and contraction with cold in the shortest time, having wide application,
the chinese patent with the publication number of CN203494527U discloses a temperature impact test box, including temperature impact cabin and the hanging flower basket mechanism of installing in the temperature impact cabin, hanging flower basket mechanism is connected with the cylinder through the chain, the sprocket combination is installed at the top in temperature impact cabin for lead to the chain, among this technical scheme, adopt chain and sprocket combination to replace the guy cable structure, the ability that the chain temperature and humidity resistance changes and assaults is stronger, has strengthened reliability and the stability that hanging flower basket mechanism promoted the decline, has also improved the life of temperature impact test box.
However, in the above technical scheme, during the test, only one material to be tested can be placed in the hanging basket at each time so as to test the repeated resistance of the test material to high and low temperatures and the chemical change or physical damage of the product produced by expansion with heat and contraction with cold, so that the test efficiency is relatively slow.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a temperature shock test case has the advantage that can improve efficiency of software testing.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a temperature impact test box, includes the box, be provided with high temperature chamber and low temperature chamber in the box, it is provided with the pivot to rotate between high temperature chamber and the low temperature chamber, in the box the centre of a circle of pivot is located same horizontal plane with the baffle, be provided with two piece at least bull sticks on the periphery wall of pivot, be provided with on the box and be used for driving pivot pivoted motor, the bull stick is kept away from the pivot end and is rotated and be provided with and place the board, it is provided with the baffle to be located between high temperature chamber and the low temperature chamber in the box, set up the through-hole that supplies to place board and bull stick and pass through on the baffle, be provided with the interval subassembly that is used.
Implement above-mentioned technical scheme, place the material to be tested on placing the board, then driving motor, make the pivot drive the bull stick and place the board rotation, and simultaneously, under the effect of gravity, place the board and will keep the horizontality as far as along with bull stick pivoted in-process, along with the rotation of bull stick, place board and the material to be tested and will carry out reciprocating motion between high temperature chamber and low temperature chamber through the through-hole, in order to accomplish the temperature impact, can correspond according to the quantity of placing the board like this and place polylith material to be tested and test simultaneously, thereby reach the purpose that improves efficiency of software testing.
Further, the interval subassembly includes that the circumference along the pivot sets up the circular shape that is between the bull stick and separates the temperature piece, be provided with the closing assembly who is used for hiding the through-hole on the box.
Implement above-mentioned technical scheme, can reduce like this and be located and leave the interval between the baffle of pivot both sides for in the test process, the gaseous intercommunication of the indoor different temperatures of low temperature chamber and high temperature is difficult, thereby reduces the influence each other of low temperature chamber and high temperature chamber, guarantees the test effect on the one hand, and on the other hand can the energy saving.
Further, the closing assembly comprises air cylinders arranged on the partition plates on two sides of the rotating shaft in the box body, and cover plates used for closing the through hole covers are arranged on piston rods of the air cylinders.
Implement above-mentioned technical scheme, pass through the baffle when placing board and bull stick after, the cylinder extension, make the apron cover the through-hole, with the gaseous intercommunication of the different temperatures in prevention low-temperature chamber and the high-temperature chamber, influence the temperature in low-temperature chamber and the high-temperature chamber, when the adjacent board of placing needs to pass through the through-hole with adjacent bull stick, the cylinder shrink, make the apron keep away from the through-hole can, like this further reduced low-temperature chamber and high-temperature chamber influence each other, guarantee test effect that can be better, reduce the error, and the energy saving that can be better.
Further, an interlayer is arranged between the partition plates, and the air cylinders are symmetrically arranged at the top and the bottom of the partition plates.
Implement above-mentioned technical scheme, like this the baffle can be better separate low-temperature chamber and high-temperature chamber, the gas of the indoor different temperatures of low-temperature chamber and high-temperature chamber is when the through-hole is open mode, will mix in the intermediate layer, when the through-hole is closed state, the difference in temperature between the difference in temperature in the intermediate layer and the low-temperature chamber and the difference in temperature between the high-temperature chamber are less than in the difference in temperature between low-temperature chamber and the high-temperature chamber, the intermediate layer is located between high-temperature chamber and the low-temperature chamber like this, can reduce the influence to low-temperature chamber and high-temperature indoor temperature, and when placing board and bull stick and remove to the intermediate layer in, the apron of baffle one side can cover the through-hole that corresponds and close, with the loss of the indoor temperature of reduction low-temperature chamber or high-temperature that reduces.
Further, a heat insulation layer is arranged between the interlayers.
By implementing the technical scheme, the temperature insulation effect is improved, the influence between the low-temperature chamber and the high-temperature chamber is reduced, the test effect is ensured, and the error is reduced.
Furthermore, a guide groove is formed in the inner wall of the box body or on the partition board and corresponds to the heat insulation piece, and the heat insulation piece is arranged in the guide groove in a sliding mode.
Implement above-mentioned technical scheme to lead to the piece that separates the temperature, the synchronism when guaranteeing all bull sticks to rotate and place the board and be difficult for taking place the displacement along the horizontal direction along with its position when the bull stick removes, make and place the board and can pass through the through-hole smoothly.
Further, the edge of the cover plate is provided with a sealing strip.
By implementing the technical scheme, the sealing performance between the cover plate and the partition plate is improved.
Furthermore, the edge of the upper surface of the placing plate is provided with a baffle.
Implement above-mentioned technical scheme, like this along with the removal of placing the board, the material that awaits measuring is difficult for dropping from placing the board.
To sum up, the utility model discloses a beneficial technological effect does:
1. a plurality of materials to be tested can be correspondingly placed according to the number of the placing plates and tested at the same time, so that the aim of improving the testing efficiency is fulfilled;
2. on one hand, the test effect is ensured, the error is reduced, and on the other hand, the energy is saved;
3. along with the removal of placing the board, the material that awaits measuring is difficult for dropping from placing the board.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a cross-sectional view of the overall structure of the present invention.
Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.
Fig. 4 is a partial structural sectional view of the present invention.
In the figure, 1, a box body; 11. a high-temperature chamber; 12. a low temperature chamber; 13. a rotating shaft; 131. a motor; 132. a rotating rod; 133. placing the plate; 134. a baffle plate; 135. a thermal insulation member; 14. a partition plate; 141. a through hole; 142. a cylinder; 143. a cover plate; 144. a thermal insulation layer; 15. a box cover; 16. a guide groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a temperature impact test box, including box 1, be provided with high temperature room 11 and low temperature chamber 12 in the box 1, correspond on the lateral wall of box 1 that high temperature room 11 and the equal opening setting of low temperature chamber 12 and articulated have the case lid 15 that is used for closing the opening lid.
Referring to fig. 1, a partition 14 is disposed between a high temperature chamber 11 and a low temperature chamber 12 in a box 1, a rotating shaft 13 (shown in fig. 4) is further rotatably disposed, wherein a circle center of the rotating shaft 13 and the partition 14 are located on the same horizontal plane, and a motor 131 for driving the rotating shaft 13 to rotate is disposed on the box 1; the rotating shaft 13 is concentrically and fixedly connected with a heat insulation member 135, the heat insulation member 135 is a circular polystyrene resin plate in the embodiment, at least two rotating rods 132 are integrally arranged on the outer peripheral wall of the rotating shaft 13 and the heat insulation member 135, in the embodiment, five rotating rods 132 are arranged and evenly distributed on the heat insulation member 135 along the circumferential direction of the heat insulation member 135, the rotating rods 132 are rotatably arranged at the end far away from the rotating shaft 13 and provided with a placing plate 133, and the edge of the upper surface of the placing plate 133 is provided with a baffle 134 along the circumferential direction of the placing plate 133
Referring to fig. 2 and 3, a guide groove 16 is arranged on the inner wall of the box body 1 or on the partition plate 14 corresponding to the thermal insulation member 135, the thermal insulation member 135 is slidably arranged in the guide groove 16, and in the embodiment, the guide groove 16 is arranged on the partition plate 14 of the box body 1; the partition board 14 is provided with a through hole 141 for the placing board 133 and the rotating rod 132 to pass through, as shown in fig. 4, an interlayer is arranged between the partition boards 14, the through hole 141 is communicated with the interlayer, a heat insulating layer 144 is arranged in the interlayer, the heat insulating layer 144 is a rigid foam polyurethane board, in the embodiment, the rigid foam polyurethane board is filled in the interlayer, and the rotating shaft 13 is rotatably arranged in the interlayer, so that gases with different temperatures in the low-temperature chamber 12 and the high-temperature chamber 11 are mixed in the interlayer when the through hole 141 is in an open state, and when the through hole 141 is in a closed state, the temperature difference between the temperature in the interlayer and the low-temperature chamber 12 and the temperature difference between the temperature in the high-temperature chamber 11 are smaller than the temperature difference between the low-temperature chamber 12 and the high-temperature chamber 11, so that the interlayer is arranged between the high-temperature chamber 11 and the low-.
Referring to fig. 4, air cylinders 142 are symmetrically arranged at the top and the bottom of the partition plates 14 at the two sides of the rotating shaft 13 in the box body 1, cover plates 143 for covering the through holes 141 are arranged on piston rods of the air cylinders 142, and sealing strips made of rubber are arranged at the edges of the cover plates 143.
The implementation principle of the embodiment is as follows: the material to be measured is placed on the placing plate 133, then the motor 131 is driven, so that the rotating shaft 13 drives the rotating rod 132 and the placing plate 133 to rotate, meanwhile, under the action of gravity, the placing plate 133 keeps a horizontal state as much as possible in the process of rotating along with the rotating rod 132, along with the rotation of the rotating rod 132, after the placing plate 133 and the rotating rod 132 pass through the partition 14 through the through hole 141, the cylinder 142 extends, so that the cover plate 143 covers the through hole 141, the gas intercommunication of different temperatures in the low-temperature chamber 12 and the high-temperature chamber 11 is prevented, the temperature in the low-temperature chamber 12 and the high-temperature chamber 11 is influenced, when the adjacent placing plate 133 and the adjacent rotating rod 132 need to pass through the through hole 141, the cylinder 142 contracts, so that the cover plate 143 is far away from the through hole 141, so that the placing plate 133 and the material to be measured can perform reciprocating motion between the high-temperature chamber 11 and the low-temperature chamber 12 through the through hole 141 to complete temperature impact, and the temperature insulation piece 135, in the testing process, gases with different temperatures in the low-temperature chamber 12 and the high-temperature chamber 11 are not easy to communicate, so that the influence between the low-temperature chamber 12 and the high-temperature chamber 11 is reduced, the testing effect is ensured, and the energy can be saved.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a temperature shock test case, includes box (1), be provided with high temperature room (11) and low temperature chamber (12) in box (1), its characterized in that: rotate between high temperature room (11) and low temperature room (12) and be provided with pivot (13), in box (1) the centre of a circle and baffle (14) of pivot (13) are located same horizontal plane, be provided with two piece at least bull sticks (132) on the periphery wall of pivot (13), be provided with on box (1) and be used for driving pivot (13) pivoted motor (131), bull stick (132) are kept away from pivot (13) end and are rotated and are provided with and place board (133), it is provided with baffle (14) to lie in between high temperature room (11) and low temperature room (12) in box (1), set up on baffle (14) and supply to place through-hole (141) that board (133) and bull stick (132) pass through, be provided with between bull stick (132) and be used for separating high temperature room (11) and low temperature room (12) the interval subassembly of separating.
2. The temperature impact test chamber of claim 1, wherein: the spacing assembly comprises a circular thermal insulation piece (135) arranged between the rotating rods (132) along the circumferential direction of the rotating shaft (13), and a closing assembly used for covering the through hole (141) is arranged in the box body (1).
3. The temperature impact test chamber of claim 2, wherein: the closing assembly comprises air cylinders (142) arranged on partition plates (14) on two sides of the rotating shaft (13) in the box body (1), and cover plates (143) used for covering the through holes (141) are arranged on piston rods of the air cylinders (142).
4. The temperature impact test chamber of claim 3, wherein: an interlayer is arranged between the partition plates (14), and the air cylinders (142) are symmetrically arranged at the top and the bottom of the partition plates (14).
5. The temperature impact test chamber of claim 4, wherein: and a heat insulation layer (144) is arranged between the interlayers.
6. The temperature impact test chamber of claim 5, wherein: a guide groove (16) is formed in the inner wall of the box body (1) or the partition plate (14) corresponding to the heat insulation piece (135), and the heat insulation piece (135) is arranged in the guide groove (16) in a sliding mode.
7. The temperature impact test chamber of claim 3, wherein: the edge of the cover plate (143) is provided with a sealing strip.
8. The temperature impact test chamber according to claim 1, wherein a baffle (134) is provided at each edge of the upper surface of the placing plate (133).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920610176.7U CN210097700U (en) | 2019-04-29 | 2019-04-29 | Temperature impact test box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920610176.7U CN210097700U (en) | 2019-04-29 | 2019-04-29 | Temperature impact test box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210097700U true CN210097700U (en) | 2020-02-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920610176.7U Active CN210097700U (en) | 2019-04-29 | 2019-04-29 | Temperature impact test box |
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| Country | Link |
|---|---|
| CN (1) | CN210097700U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113447523A (en) * | 2021-05-25 | 2021-09-28 | 深圳大学 | Test box for swinging loading temperature gradient |
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2019
- 2019-04-29 CN CN201920610176.7U patent/CN210097700U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113447523A (en) * | 2021-05-25 | 2021-09-28 | 深圳大学 | Test box for swinging loading temperature gradient |
| CN113447523B (en) * | 2021-05-25 | 2022-09-23 | 深圳大学 | Test box for swinging loading temperature gradient |
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