CN213986131U - High-low temperature alternation experiment box - Google Patents
High-low temperature alternation experiment box Download PDFInfo
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- CN213986131U CN213986131U CN202022911841.1U CN202022911841U CN213986131U CN 213986131 U CN213986131 U CN 213986131U CN 202022911841 U CN202022911841 U CN 202022911841U CN 213986131 U CN213986131 U CN 213986131U
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Abstract
The utility model discloses a high low temperature alternation experimental box, the power distribution box comprises a box body, first baffle is installed to the inside top of box, the second baffle is installed to top one side of first baffle, one side of second baffle sets up to heating the chamber, the opposite side of second baffle sets up to the equipment chamber, the heating wire is installed to the inside top in heating the chamber, the air-blower is installed through the fixing base to the inside avris in heating the chamber, the trachea one end that the air-out end of air-blower is connected runs through to the below of first baffle and installs the solenoid valve, install the refrigerator body through the fixing base in the equipment chamber, high compression pump and air extractor. The utility model discloses in, through the space of placing the product above the loading board intensifies, cools down, pressure boost and decompression to realized high temperature test, the low temperature test to the product, high-pressure test and low pressure test, better simulation partly abominable natural environment, realized carrying out experimental detection to the product, the device simple structure, convenient operation, the practicality is better.
Description
Technical Field
The utility model relates to an experimental facilities technical field especially relates to a high low temperature reversal experimental box.
Background
The high-low temperature alternating test box is used for physical animal changes of industries such as electronic and electric appliance components, automatic component communication components, automobile parts, metals, chemical materials, plastics and the like, national defense industry, aerospace, military industry, BGA, PCB base plates, electronic chip IC semiconductor ceramics and high polymer materials, tests the chemical changes or physical damages of the materials on repeated tension resistance of high and low temperatures and products produced by expansion with heat and contraction with cold, and can confirm the quality of the products.
However, the existing high-low temperature alternating test box has few functions, and the internal pressure intensity cannot be adjusted, so that the use condition of a product in different pressure intensity environments cannot be simulated, the detection result is inaccurate, and a high-low temperature alternating test box is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a high-low temperature alternation experiment box.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a high-low temperature alternation experiment box comprises a box body, wherein a first clapboard is arranged above the inside of the box body, a second clapboard is arranged on one side of the top end of the first clapboard, one side of the second clapboard is arranged to be a heating cavity, the other side of the second clapboard is arranged to be an equipment cavity, a heating wire is arranged above the inside of the heating cavity, an air blower is arranged on the inner side of the heating cavity through a fixed seat, one end of an air pipe connected with the air outlet end of the air blower penetrates through the lower part of the first clapboard and is provided with an electromagnetic valve, a refrigerator body, a high-pressure air pump and an air extractor are arranged in the equipment cavity through the fixed seat, one end of the air pipe connected with the air outlet end of the refrigerator body penetrates through the lower part of the first clapboard and is provided with the electromagnetic valve, one end of the air pipe connected with the air outlet end of the high-pressure air pump penetrates through the lower part of the first clapboard and is provided with the electromagnetic valve, trachea one end that the air inlet end of air extractor is connected runs through to the below of first baffle and installs the solenoid valve, the ventilation hole has all been seted up on the top in heating chamber and the top in equipment chamber, the inner wall of box is located first baffle both sides and has all seted up the draw-in groove, two install the loading board through sliding fit's mode between the draw-in groove, the outer wall that the box is located the loading board below installs discharge valve, install high adjusting device between loading board bottom and the box bottom inner wall.
Preferably, height adjusting device articulates first connecting rod and second connecting rod on the inner wall of box bottom including the symmetry, the one end of first connecting rod articulates there is the third connecting rod, the one end of third connecting rod is articulated with bottom one side of loading board, the one end of second connecting rod articulates there is the fourth connecting rod, the fourth connecting rod is articulated with the bottom opposite side of loading board, first connecting rod articulates with the junction of third connecting rod has first threaded rod, the second connecting rod articulates with the fourth connecting rod junction has the second threaded rod, the one end threaded connection of first threaded rod has the connecting pipe, the one end of connecting pipe and the one end threaded connection of second threaded rod.
Preferably, the outer wall of the box body below the first partition plate is provided with a pressure gauge.
Preferably, filter screens are installed in both the two ventilation holes.
Preferably, the side door is installed to one side that the gained box is located the below of first baffle, the side door bonds towards the inside one side of box and has sealed the pad.
Preferably, two the spout has all been seted up to one side of draw-in groove, the slider has all been welded at the both ends of loading board, the slider passes through sliding fit's mode and spout block.
The utility model has the advantages that:
1. through the space of placing the product above the loading board intensifies, cools down, pressure boost and decompression to realized high temperature test, the low temperature test to the product, high-pressure test and low pressure test, better simulation partly abominable natural environment, realized carrying out experimental detection to the product, the device simple structure, convenient operation, the practicality is better.
2. When the experimental detection is carried out on products with different heights, the height adjusting device is utilized to reduce the volume of the space where the products are placed above the bearing plate, so that the consumption of electric energy by electric elements can be reduced when the pressure and the temperature of the space above the bearing plate are adjusted, and the device is more energy-saving and environment-friendly.
Drawings
Fig. 1 is a schematic view of the overall structure of a high-low temperature alternating experiment box provided by the present invention;
fig. 2 is a schematic perspective view of a high-low temperature alternating experimental box provided by the present invention;
fig. 3 is a schematic structural view of a height adjusting device of a high and low temperature alternation experiment box provided by the utility model;
fig. 4 is a schematic view of the overlooking local structure of the connection between the bearing plate and the box body of the high and low temperature alternating experimental box provided by the utility model.
In the figure: the refrigerator comprises a box body 1, a clamping groove 2, an electromagnetic valve 3, an exhaust valve 4, an air extractor 5, a high-pressure air pump 6, an equipment cavity 7, a refrigerator body 8, a heating cavity 9, a ventilation hole 10, an electric heating wire 11, a blower 12, a pressure gauge 13, an air pipe 14, a first partition plate 15, a bearing plate 16, a height adjusting device 17, a first connecting rod 1701, a third connecting rod 1702, a first threaded rod 1703, a second threaded rod 1704, a fourth connecting rod 1705, a connecting pipe 1706, a second connecting rod 1707, a second partition plate 18, a side door 19, a sliding block 20 and a sliding chute 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, a high and low temperature alternating experiment box comprises a box body 1, a first clapboard 15 is arranged above the interior of the box body 1, a second clapboard 18 is arranged on one side of the top end of the first clapboard 15, a heating chamber 9 is arranged on one side of the second clapboard 18, an equipment chamber 7 is arranged on the other side of the second clapboard 18, an electric heating wire 11 is arranged above the interior of the heating chamber 9, a blower 12 is arranged on the inner side of the heating chamber 9 through a fixed seat, one end of an air pipe 14 connected with the air outlet end of the blower 12 penetrates below the first clapboard 15 and is provided with an electromagnetic valve 3, a refrigerator body 8, a high pressure air pump 6 and an air extractor 5 are arranged in the equipment chamber 7 through a fixed seat, one end of the air pipe 14 connected with the air outlet end of the refrigerator body 8 penetrates below the first clapboard 15 and is provided with the electromagnetic valve 3, one end of the air pipe 14 connected with the air outlet end of the high pressure air pump 6 penetrates below the first clapboard 15 and is provided with the electromagnetic valve 3, one end of an air pipe 14 connected with an air inlet end of the air pump 5 penetrates below a first partition plate 15 and is provided with an electromagnetic valve 3, the top end of a heating cavity 9 and the top end of an equipment cavity 7 are both provided with vent holes 10, the inner wall of the box body 1 is positioned at two sides of the first partition plate 15 and is provided with clamping grooves 2, a bearing plate 16 is arranged between the two clamping grooves 2 in a sliding fit mode, the outer wall of the box body 1 positioned below the bearing plate 16 is provided with an exhaust valve 4, a height adjusting device 17 is arranged between the bottom end of the bearing plate 16 and the inner wall of the bottom end of the box body 1, the height adjusting device 17 comprises a first connecting rod 1701 and a second connecting rod 1707 which are symmetrically hinged on the inner wall of the bottom end of the box body 1, one end of the first connecting rod 1701 is hinged with a third connecting rod 1702, one end of the third connecting rod 1702 is hinged with one side of the bottom end of the bearing plate 16, one end of the second connecting rod 1707 is hinged with a fourth connecting rod 1705, and the fourth connecting rod 1705 is hinged with the other side of the bottom end of the bearing plate 16, a first threaded rod 1703 is hinged at the joint of the first connecting rod 1701 and the third connecting rod 1702, a second threaded rod 1704 is hinged at the joint of the second connecting rod 1707 and the fourth connecting rod 1705, a connecting pipe 1706 is connected at one end of the first threaded rod 1703 in a threaded manner, one end of the connecting pipe 1706 is connected with one end of the second threaded rod 1704 in a threaded manner, the first threaded rod 1703 and the second threaded rod 1704 are far away or close to each other by rotating the connecting pipe 1706, the first connecting rod 1701 and the third connecting rod 1702 rotate, the second connecting rod 1707 and the fourth connecting rod 1705 rotate, the bearing plate 16 can move up and down, the volume of a space above the bearing plate 16 where a product is placed is reduced, a pressure gauge 13 is arranged on the outer wall of the lower part of the box body 1, the pressure value of the space above the bearing plate 16 can be conveniently observed, filter screens are arranged in the two vent holes 10, and external dust is prevented from entering the inside the box body 1, side door 19 is installed to one side that gained box 1 is located the below of first baffle 15, side door 19 bonds towards one side of box 1 inside and has sealed the pad, prevent that side door 19 from producing the gap between the box 1, prevent that external air and dust from getting into from the gap, spout 21 has all been seted up to one side of two draw-in grooves 2, slider 20 has all been welded at the both ends of loading board 16, slider 20 passes through sliding fit's mode and spout 21 block, when loading board 16 reciprocates, slider 20 slides in spout 21, stability when can improving loading board 16 and remove.
The working principle is as follows: putting a product to be tested on the bearing plate 16, rotating the connecting pipe 1706 according to the height of the product, so that the first threaded rod 1703 and the second threaded rod 1704 are far away from or close to each other, the first connecting rod 1701 and the third connecting rod 1702 rotate, the second connecting rod 1707 and the fourth connecting rod 1705 rotate, the bearing plate 16 can move up and down, the volume of a space above the bearing plate 16 where the product is placed is reduced, the consumption of electric energy by electric elements can be reduced when the pressure and the temperature of the space above the bearing plate 16 are adjusted, when the temperature of the environment where the product is located needs to be increased, the electromagnetic valve 3 at one end of the air pipe 14 connected with the air outlet end of the air blower 12 is opened, the heating wire 11 and the air blower 12 are started, the air blower 12 blows the heat of the heating wire 11 into the space above the bearing plate 16, the exhaust valve 4 is started, and high-temperature detection is carried out on the product; when the temperature of the environment where the product is located needs to be reduced, the electromagnetic valve 3 at one end of the air pipe 14 connected with the air outlet end of the refrigerator body 8 is opened, the refrigerator body 8 blows cold air into the space above the bearing plate 16, the exhaust valve 4 is opened, and low-temperature testing is performed on the product; when the pressure of the environment where the product is located needs to be increased, the high-pressure air pump 6 is started, the electromagnetic valve 3 at one end of the air pipe 14 connected with the air outlet end of the high-pressure air pump 6 is opened, the high-pressure air pump 6 blows generated air into the space above the bearing plate 16, and the exhaust valve 4 is closed, so that the pressure of the space above the bearing plate 16 is increased, and the product is subjected to high-pressure test; when the pressure of the environment where the product is located needs to be reduced, the air pump 5 is started, the electromagnetic valve 3 at one end of the air pipe 14 connected with the air inlet end of the air pump 5 is opened, the air in the space above the bearing plate 16 is pumped out by the air pump 5, and the exhaust valve 4 is closed, so that the space above the bearing plate 16 is reduced and increased, and the low-pressure test is performed on the product.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a high low temperature alternation experiment box, includes box (1), its characterized in that, first baffle (15) are installed to the inside top of box (1), second baffle (18) are installed to top one side of first baffle (15), one side of second baffle (18) sets up to heating chamber (9), the opposite side of second baffle (18) sets up to equipment chamber (7), heating wire (11) are installed to the inside top of heating chamber (9), air-blower (12) are installed through the fixing base to the inside avris of heating chamber (9), trachea (14) one end that the air-out end of air-blower (12) is connected runs through to the below of first baffle (15) and installs solenoid valve (3), install refrigerator body (8), high compression pump (6) and air extractor (5) through the fixing base in equipment chamber (7), trachea (14) one end that the air-out end of refrigerator body (8) is connected runs through to the below of first baffle (15) and installs solenoid valve (3), trachea (14) one end that the end of giving vent to anger of high pressure air pump (6) is connected runs through to the below of first baffle (15) and installs solenoid valve (3), trachea (14) one end that the air inlet end of air exhauster (5) is connected runs through to the below of first baffle (15) and installs solenoid valve (3), ventilation hole (10) have all been seted up on the top of heating chamber (9) and the top of equipment chamber (7), draw-in groove (2) have all been seted up to the inner wall of box (1) is located first baffle (15) both sides, two install loading board (16) through sliding fit's mode between draw-in groove (2), discharge valve (4) are installed to the outer wall that box (1) is located loading board (16) below, and a height adjusting device (17) is arranged between the bottom end of the bearing plate (16) and the inner wall of the bottom end of the box body (1).
2. The high and low temperature alternation experiment box of claim 1, wherein the height adjusting device (17) comprises a first connecting rod (1701) and a second connecting rod (1707) which are symmetrically hinged on the inner wall of the bottom end of the box body (1), one end of the first connecting rod (1701) is hinged with a third connecting rod (1702), one end of the third connecting rod (1702) is hinged with one side of the bottom end of the bearing plate (16), one end of the second connecting rod (1707) is hinged with a fourth connecting rod (1705), the fourth connecting rod (1705) is hinged with the other side of the bottom end of the bearing plate (16), the joint of the first connecting rod (1701) and the third connecting rod (1702) is hinged with a first threaded rod (1703), the joint of the second connecting rod (1707) and the fourth connecting rod (1705) is hinged with a second threaded rod (1704), one end of the first threaded rod (1703) is in threaded connection with a connecting pipe (1706), one end of the connecting pipe (1706) is in threaded connection with one end of the second threaded rod (1704).
3. A high and low temperature alternation experiment box as claimed in claim 1, wherein the outer wall of the box body (1) below the first partition plate (15) is provided with a pressure gauge (13).
4. A high and low temperature alternation experiment box according to claim 1, wherein filter screens are installed in both of said ventilation holes (10).
5. A high and low temperature alternation experiment box as claimed in claim 1, wherein a side door (19) is installed on one side of the obtained box body (1) below the first partition plate (15), and a sealing gasket is bonded on one side of the side door (19) facing the inside of the box body (1).
6. The high and low temperature alternation experiment box according to claim 1, wherein one side of each of the two clamping grooves (2) is provided with a sliding groove (21), two ends of the bearing plate (16) are welded with sliding blocks (20), and the sliding blocks (20) are clamped with the sliding grooves (21) in a sliding fit manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022911841.1U CN213986131U (en) | 2020-12-08 | 2020-12-08 | High-low temperature alternation experiment box |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022911841.1U CN213986131U (en) | 2020-12-08 | 2020-12-08 | High-low temperature alternation experiment box |
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| Publication Number | Publication Date |
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| CN213986131U true CN213986131U (en) | 2021-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022911841.1U Active CN213986131U (en) | 2020-12-08 | 2020-12-08 | High-low temperature alternation experiment box |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114264983A (en) * | 2021-12-24 | 2022-04-01 | 上海乾行达航天科技有限公司 | High-low temperature environment simulation test box |
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2020
- 2020-12-08 CN CN202022911841.1U patent/CN213986131U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114264983A (en) * | 2021-12-24 | 2022-04-01 | 上海乾行达航天科技有限公司 | High-low temperature environment simulation test box |
| CN114264983B (en) * | 2021-12-24 | 2023-09-19 | 上海乾行达航天科技有限公司 | High low temperature environment simulation test case |
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