CN210142170U - High low temperature test machine of power lithium cell - Google Patents
High low temperature test machine of power lithium cell Download PDFInfo
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- CN210142170U CN210142170U CN201920686560.5U CN201920686560U CN210142170U CN 210142170 U CN210142170 U CN 210142170U CN 201920686560 U CN201920686560 U CN 201920686560U CN 210142170 U CN210142170 U CN 210142170U
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Abstract
A high-low temperature test machine for a power lithium battery relates to a reliability test device for aerospace, automobiles, electrical appliances, medical instruments and instrument products in high-low temperature environments. The problem that the detection gate of the high-low temperature test equipment in the prior art is easy to deform and damage when the high-low temperature test equipment works in an extreme environment, and the detection gate of the equipment is difficult to detect at an extreme temperature, so that the test effect is influenced is solved; because the cooling speed of the equipment is slow, when the equipment is used for low-temperature testing, the equipment needs to wait for a long time, and the problem of low testing efficiency is caused. The air conditioner comprises a cabinet main body, a circulating fan, a cold-heat exchanger, a compressor, a control system, an equipment detection door and the like. The utility model adopts the advanced design concept, adopts the high-strength PU foaming and the high-density glass fiber cotton. Therefore, the temperature range can reach-40 ℃ to +50 ℃, the heat conductivity coefficient of the equipment detection door is greatly reduced, the electric power is saved, the effects of no scalding at high temperature and no freezing and no dewing at low temperature can be achieved, the structure is simple, and the device is suitable for general popularization.
Description
Technical Field
The utility model relates to a reliability test device of space flight, chemical industry, car, electrical apparatus, medical instrument, instrument and meter product under high, microthermal environment, specifically speaking is a performance index testing arrangement to power lithium cell product simulation under high low temperature environment.
Background
Industrial products often require reliability testing in high and low temperature application environments. For example, the parts and materials of aerospace, chemical engineering, automobiles, electrical appliances, medical instruments and instrument products, especially power lithium batteries, are tested for various performance indexes under the condition of high-temperature and low-temperature alternate change.
The existing high-low temperature testing machine is of a box structure with a built-in temperature control system, and because high-low temperature testing equipment is influenced by temperature when working in an extreme environment, an equipment detection gate pole is easy to deform and damage, the surface of the equipment detection gate is very hot, and the equipment detection gate is easy to freeze and cannot be opened at low temperature, so that the testing effect is seriously influenced. And the equipment cooling speed is slow, the required cooling time is long, when the equipment is used for low-temperature test, the equipment needs to wait for a long time, the test result cannot be given in a short time, and the test efficiency is low.
Disclosure of Invention
The utility model discloses a solve the technical scheme that its technical problem adopted and be: the utility model provides a novel high low temperature test machine of power lithium cell, includes rack main part, circulating fan, evaporimeter, cold and hot exchanger, compressor, control system and equipment detection door etc. its characterized in that: the outer surface of the equipment detection door is made of an SEEC high-low temperature resistant steel plate outer skin and sprayed plastics to increase appearance texture, and the inner layer is made of an SUS304 high-low temperature resistant stainless steel plate. In order to improve the effect of guaranteeing of equipment, the utility model discloses an it has high strength PU foaming and high density glass fiber cotton to fill in the equipment detection door, avoids the energy loss who does not send out to make the temperature range can reach-40 ℃ C. +50 ℃, reduced the coefficient of heat conductivity of equipment detection door widely, saved electric power, can reach the effect that high temperature is not scalded, low temperature is not frozen and is not dewed, circulating fan install in upper portion in the box, cold and hot exchanger is located between circulating fan air outlet and the baffle, the evaporimeter is fixed in between the adjacent both sides wall of box, the compressor is located the below of evaporimeter and is fixed in the bottom in the box, and the outer boundary of neighbouring circulating fan separates with inside the box with the wind channel baffle, forms a wind channel, the vertical direction disconnection of wind channel baffle forms the air outlet.
Preferably, high-strength PU foaming and high-density glass fiber cotton are arranged between the outer door plate and the inner door plate of the equipment detection door.
Preferably, the equipment detection door and the cabinet main body adopt high-tension sealing strips so as to ensure the tightness between the test areas.
Preferably, the evaporator, the cold-heat exchanger and the compressor are connected to each other through a gas conduit, and a start switch is disposed on an outer sidewall of the case, and controls the evaporator, the cold-heat exchanger and the compressor to operate and stop simultaneously.
Preferably, the circulating fan enables air in the box body to circularly flow, so that air convection of the box body can be increased, and the purpose of cooling is quickly achieved. Absorb the heat in the box through cold and heat exchanger, bring the heat into the evaporimeter again and dispel the heat rapidly, make cold and heat exchanger and evaporimeter cycle work through the compressor, make the evaporimeter temperature carry out the heat exchange through the amount of wind circulation and the temperature in the box and realize rapid cooling, the temperature in the reasonable wind channel of rethread realizes the incasement temperature evenly. Therefore, the temperature of the test environment is quickly reduced, and the test efficiency is improved.
Compared with the prior art, the utility model discloses the advantage lies in: (1) the utility model discloses equipment inspection door adopts advanced design theory to adopt high strength PU foaming and high density glass fiber cotton. Therefore, the temperature range can reach-40 ℃ to +50 ℃, the heat conductivity coefficient of the equipment detection door is greatly reduced, the electric power is saved, and the effects of no scalding at high temperature and no freezing and no dewing at low temperature can be achieved. (2) Air in the cabinet main body flows circularly through the circulating fan, so that air convection of the box body is increased, and the purpose of cooling is achieved quickly. Absorb the heat in the box through cold and heat exchanger, bring the heat into the evaporimeter again and dispel the heat rapidly, make cold and heat exchanger and evaporimeter cycle work through the compressor, make the evaporimeter temperature carry out the heat exchange through the amount of wind circulation and the temperature in the box and realize rapid cooling, the temperature in the reasonable wind channel of rethread realizes the incasement temperature evenly. Therefore, the temperature of the test environment is quickly reduced, and the test efficiency is improved.
Drawings
Fig. 1 is the utility model discloses power lithium cell high low temperature test machine overall structure sketch map.
Wherein, 1-the cabinet main body; 2-a circulating fan; 3-an evaporator; 4-a compressor; 5-a control system; 6-a cold heat exchanger; 7-starting a switch; 8-a display screen; 9-air duct partition board; 10-a power lithium battery; 11-a temperature sensor; 12-high tensile seal bar; 13-a viewing window; 14-double layer heat insulation transparent glass; 15-device detection gate.
Detailed Description
As shown in FIG. 1, a high and low temperature tester for a power lithium battery.
The present invention will be described in further detail with reference to the accompanying drawings.
High low temperature test machine of power lithium cell includes rack main part 1, circulating fan 2, evaporimeter 3, cold and heat exchanger 6, compressor 4, presses system 5, cold and heat exchanger 6 and equipment detection door 15, its characterized in that: circulating fan 2 install in upper portion in the rack main part 1, cold and heat exchanger 6 is located in 2 air-out directions of circulating fan and air duct baffle 9, evaporimeter 3 is fixed in between the adjacent both sides wall of rack main part 1, compressor 4 is located the below of evaporimeter 3 and is fixed in the bottom in the rack main part 1, and the outer boundary of neighbouring circulating fan 2 separates with air duct baffle 9 and rack main part 1 is inside, forms an air duct, the vertical direction disconnection of air duct baffle 9 forms the air outlet. Blow through circulating fan 2 and can transmit the cold heat exchanger with the temperature in the rack main part 1, reach rapid cooling's purpose, make the air circulation in the rack main part 1 flow through circulating fan 2 to increase rack main part 1 air convection. Absorb the heat in the rack main part 1 through cold heat exchanger 6, bring the heat into evaporimeter 3 again and dispel the heat rapidly, make cold heat exchanger 6 and the work of evaporimeter 3 circulation through compressor 5, make the evaporimeter 3 temperature carry out the heat exchange through the temperature of amount of wind circulation in with rack main part 1 and realize rapid cooling, the temperature in the reasonable wind channel of rethread realizes the incasement temperature evenly.
The temperature of the power lithium battery 10 is obtained through the temperature sensor 11, and the display screen 8 displays the temperature of the temperature sensor 11 when the temperature obtained by the temperature sensor 11 reaches the test temperature.
The equipment detection door 15 ensures the airtightness between the test areas through the high-tensile sealing strip 12 and the cabinet main body 1, the observation port 13 is arranged in the right middle of the equipment detection door 15, and the observation port 13 is provided with the double-layer heat-insulating transparent glass 14 so as to conveniently observe the operation condition of the equipment.
This embodiment is only to explain the present invention, it is not to limit the present invention, it should be pointed out, to the ordinary technical personnel in this field, the improvement made under the prerequisite that does not deviate from the inventive concept all belong to the protection of the present invention.
Claims (1)
1. Power lithium cell high low temperature test machine, its characterized in that:
comprises a cabinet main body (1), a circulating fan (2), an evaporator (3), a cold-heat exchanger (6), a compressor (4), a control system (5) and an equipment detection door (15),
the circulating fan (2) is arranged at the upper part in the cabinet main body (1);
the cold-heat exchanger (6) is positioned in the air outlet direction of the circulating fan (2) and the air duct partition plate (9);
the evaporator (3) is fixed between two adjacent side walls of the cabinet main body (1);
the compressor (4) is positioned below the evaporator (3) and fixed at the bottom in the cabinet main body (1), and the outer boundary adjacent to the circulating fan (2) is separated from the interior of the cabinet main body (1) by an air duct partition plate (9) to form an air duct;
the air duct partition plate (9) is disconnected in the vertical direction to form an air outlet;
the circulating fan (2) blows air to transfer the temperature in the cabinet main body (1) to the cold-heat exchanger, so that the aim of quickly cooling is fulfilled;
air in the cabinet main body (1) flows circularly through the circulating fan (2), so that the air convection of the cabinet main body (1) is increased;
the heat in the cabinet main body (1) is absorbed through the cold-heat exchanger (6), and then the heat is brought into the evaporator (3) to be rapidly radiated;
the cold-heat exchanger (6) and the evaporator (3) are circularly operated through the compressor (4), and the temperature of the evaporator (3) is subjected to heat exchange with the temperature in the cabinet main body (1) through air volume circulation to realize rapid cooling;
the temperature in the refrigerator is uniform through a reasonable air duct;
the device detection door (15) ensures the airtightness between the test areas through the high-tensile sealing strip (12) and the cabinet main body (1), an observation port (13) is arranged in the middle of the device detection door (15), and the observation port (13) is provided with double-layer heat-insulation transparent glass (14) so as to facilitate observation of the operation condition of the device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920686560.5U CN210142170U (en) | 2019-05-14 | 2019-05-14 | High low temperature test machine of power lithium cell |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920686560.5U CN210142170U (en) | 2019-05-14 | 2019-05-14 | High low temperature test machine of power lithium cell |
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| Publication Number | Publication Date |
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| CN210142170U true CN210142170U (en) | 2020-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920686560.5U Active CN210142170U (en) | 2019-05-14 | 2019-05-14 | High low temperature test machine of power lithium cell |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114114033A (en) * | 2021-09-15 | 2022-03-01 | 江苏拓米洛环境试验设备有限公司 | Power battery testing equipment and testing method |
| CN117289154A (en) * | 2023-11-24 | 2023-12-26 | 北京迪赛奇正科技有限公司 | Temperature-resistant detection device for power supply production |
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2019
- 2019-05-14 CN CN201920686560.5U patent/CN210142170U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114114033A (en) * | 2021-09-15 | 2022-03-01 | 江苏拓米洛环境试验设备有限公司 | Power battery testing equipment and testing method |
| CN114114033B (en) * | 2021-09-15 | 2022-12-02 | 江苏拓米洛环境试验设备有限公司 | Power battery testing device and testing method |
| CN117289154A (en) * | 2023-11-24 | 2023-12-26 | 北京迪赛奇正科技有限公司 | Temperature-resistant detection device for power supply production |
| CN117289154B (en) * | 2023-11-24 | 2024-02-02 | 北京迪赛奇正科技有限公司 | Temperature-resistant detection device for power supply production |
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