CN217931870U

CN217931870U - Aging test equipment

Info

Publication number: CN217931870U
Application number: CN202222133782.9U
Authority: CN
Inventors: 梁远文; 陈长安
Original assignee: Shenzhen Jia Chuang Dt Science Co ltd
Current assignee: Shenzhen Jia Chuang Dt Science Co ltd
Priority date: 2022-08-12
Filing date: 2022-08-12
Publication date: 2022-11-29
Anticipated expiration: 2032-08-12

Abstract

The utility model discloses an aging testing equipment, it includes: a plurality of loading boxes for loading power supply products; the power supply product aging test system comprises a plurality of circulating boxes, a loading box and a circulating box, wherein the circulating boxes are used for carrying out aging test on power supply products; one end of the circulating air channel is connected with one circulating box, and the other end of the circulating air channel is connected with one loading box; the loading box is provided with an air inlet, the circulating air duct is provided with an air outlet, hot air is input into the circulating box by the loading box, and air is blown to the loading box from the circulating box by the circulating air duct. The power supply products in the loading box can generate heat energy when running in the box body, the air inlet brings the heat energy to the inside through air, the heat energy is diffused to the inside of the circulating box, the circulating air channel enables the gas in the circulating box and the gas in the loading box to circularly flow, the heat energy in the aging test equipment is diffused, the heat energy in the box body is uniformly distributed, the power supply products to be tested in the circulating box are prevented from being uniformly heated, and the test accuracy is improved.

Description

Aging test equipment

Technical Field

The utility model relates to an aging testing equipment technical field especially relates to an aging testing equipment.

Background

In order to ensure that the power supply products have high quality and reduce the cost of the power supply products, the power supply products need to be subjected to aging tests to evaluate the difference of different materials used in the power supply products in aging performance, so that the materials used in the power supply products are improved according to the aging test results to improve the aging resistance and reliability of the power supply products.

When the existing power supply products are subjected to heat resistance aging test, the heating wires are usually used for heating, so that a thermal environment is created in the test box body.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a technical problem that solve adopts the heater to generate heat in the aging testing that has now, leads to power class product to be heated unevenly when the test, influences the test result.

In order to solve the above problem, the utility model provides an aging testing equipment, it includes:

a plurality of loading boxes for loading power supply products;

the loading boxes are connected with the circulating boxes, and the loading boxes blow hot air into the circulating boxes;

one end of the circulating air duct is connected with one circulating box, and the other end of the circulating air duct is connected with one loading box;

the loading box is provided with an air inlet, the circulating air duct is provided with an air outlet, the loading box inputs hot air to the circulating box, and the circulating air duct blows air from the circulating box to the loading box.

Preferably, the circulation duct is provided with a first port connected to the circulation tank and a second port connected to the loading tank.

Preferably, the circulating air duct is provided with a ventilator which blows air to the second port.

Preferably, the circulating air duct is disposed at a height higher than the circulating box.

Preferably, the circulating air duct includes an electromagnetic valve, the electromagnetic valve is disposed near the air outlet, and the electromagnetic valve controls air outlet of the air outlet;

the air outlet is arranged close to the first port.

Preferably, a through hole is provided between the loading box and the circulation box.

Preferably, a plurality of cells are arranged in the loading box, and any cell is used for accommodating a power supply product.

Preferably, the end of the loading box far away from the circulating box is provided with a blower, and the blower blows air into the loading box.

Preferably, a plurality of layers are arranged in the circulating box, and any one layer contains a product to be subjected to aging test.

Preferably, a small fan is arranged in the circulating box, and blows air towards the air outlet.

Compared with the prior art, the embodiment of the utility model provides a technical effect that can reach includes:

the power supply products in the loading box can generate heat energy when running in the box body, the air inlet brings the heat energy to the inside through air, the heat energy is diffused to the inside of the circulating box, the circulating air channel enables the gas in the circulating box and the gas in the loading box to circularly flow, the heat energy in the aging test equipment is diffused, the heat energy in the box body is uniformly distributed, the power supply products to be tested in the circulating box are prevented from being heated unevenly, and the test accuracy is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

Fig. 1 is a schematic structural diagram of an aging testing apparatus provided by the present invention;

fig. 2 is a schematic structural diagram of an aging testing apparatus provided by the present invention;

fig. 3 is a schematic structural diagram three of an aging testing apparatus provided by the present invention;

reference numerals

1. An aging test device;

11. a loading box; 111. an air inlet; 112. a through hole; 113. dividing; 114. a blower;

12. a circulation box; 121. layering; 122. a small fan;

13. a circulating air duct; 131. an air outlet; 132. a first port; 133. a second port; 134. a ventilator; 135. an electromagnetic valve;

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, in which like component numbers represent like components. It is obvious that the embodiments to be described below are only a part of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It will be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

It is also to be understood that the terminology used in the description of the embodiments of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the embodiments of the invention. As used in the description of the embodiments of the present invention and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

Referring to fig. 1-3, the present invention provides an aging testing apparatus 1 for aging testing of power products, which is required to be performed at a high temperature, and maintained at (45 ± 5) ° c. The constant temperature needs to be kept during testing, and a heat source needs to continuously generate heat.

The aging test equipment 1 comprises a loading box 11, a circulating box 12 and a circulating air duct 13, wherein the loading box 11 is connected with the circulating box 12, one end of the circulating air duct 13 is connected with the circulating box 12, and the other end of the circulating air duct is connected with the loading box 11; the loading box 11 is used for loading power supply products; the circulation box 12 is used for performing aging tests on the power supply products.

Specifically, the loading box 11 is provided with an air inlet 111, the circulating air duct 13 is provided with an air outlet 131, the air inlet 111 is provided with a fan, the fan blows air into the loading box 11, the power supply products in the loading box 11 run in the box body to generate heat energy, the heat energy is brought to the inside by the air, the loading box 11 inputs hot air into the circulating box 12, the circulating air duct 13 blows air from the circulating box 12 to the loading box 11, the air pressure in the box body is too high, the air outlet 131 can exhaust air, and the air pressure in the box body is kept stable.

It can be understood that the power products in the loading box 11 can generate heat energy when running in the box, the air inlet 111 brings the heat energy to the inside through the air, so that the heat energy is diffused to the inside of the circulating box 12, the circulating air duct 13 enables the air in the circulating box 12 and the air in the loading box 11 to circularly flow, so that the heat energy in the aging test equipment 1 is diffused, the heat energy in the box is uniformly distributed, the power products to be tested in the circulating box 12 are prevented from being uniformly heated, the test accuracy is improved, and meanwhile, the air inlet 111 and the air outlet 131 can ensure that the air pressure in the box is relatively stable.

In some embodiments, as shown in fig. 3, the number of the loading boxes 11 and the circulating boxes 12 of the aging testing apparatus 1 needs to be as many as practical, one circulating box 12 can be connected with one loading box 11 through one circulating air duct 13, in general installation, one circulating box 12 can be connected with two loading boxes 11 through two circulating air ducts 13, and two loading boxes 11 are arranged on two sides of one circulating box 12, so as to reduce the number of the circulating boxes 12, and meanwhile, the loading boxes 11 are jointly arranged, and the circulating boxes 12 are jointly arranged, so that the integration level of the apparatus is increased, and the density of the apparatus is improved; all circulation case 12 internal environment UNICOM, circulation case 12 collects the heat of loading case 11, makes the temperature promotion in the circulation case 12 faster, and heat energy distribution is even, avoids heat energy to distribute unevenly, improves the accuracy of the aging testing of equipment.

A plurality of cells 113 are arranged in the loading box 11, and any cell 113 is used for accommodating a power supply product; the end of the loading box 11 remote from the circulation box 12 is provided with a blower 114, and the blower 114 blows air into the loading box 11.

Specifically, a partition board is installed in the loading box 11, the interior of the loading box 11 can be divided into a plurality of cells 113 through the partition board, and each cell 113 is provided with a power supply product, so that more power supply products can be loaded in the loading box 11; when the power supply product is operated, heat energy is generated, a blower 114 is arranged on one side of the loading box 11, which is far away from the circulating box 12, the blower 114 blows air to the power supply product, the temperature of the power supply product can be reduced, a through hole 112 is arranged between the loading box 11 and the circulating box 12, the blower 114 can blow the generated heat energy into the circulating box 12 through the through hole 112, the temperature of the loading box 11 where the power supply product is placed can be kept at (30 +) 5 ℃, the power supply product is prevented from working in an environment with overhigh temperature, the heat energy generated by the power supply product is transmitted into the circulating box 12 by the blower 114, the temperature in the circulating box 12 is increased, and the circulating box 12 reaches the tested temperature (45 +/-5) ° C.

A plurality of layers 121 are disposed in the circulation box 12, and the layers 121 accommodate a product to be subjected to an aging test. Set up layering 121 in the circulation case 12, each layering 121 has placed the power class product that awaits measuring, power class product carries out aging test in circulation case 12, layering 121 places and can let more power class products continue the test, power class product need go on under the high temperature, need keep invariable high temperature in the circulation case 12, heat energy transmission to circulation case 12 in through loading 11 interior power class products production to let power class product test result more accurate.

The circulating air duct 13 is provided at a height higher than the circulating box 12, the circulating air duct 13 is provided with a ventilator 134, a first port 132 and a second port 133, the first port 132 is connected to the circulating box 12, the second port 133 is connected to the loading box 11, and the ventilator 134 blows air to the second port 133.

Specifically, the circulation duct 13 is disposed at the top of the circulation box 12, and helps the hot air in the circulation box 12 to enter the circulation duct 13, the hot air can enter the loading box 11 again through the circulation duct 13, and the blower 114 blows the hot air into the circulation box 12 again, so as to form an air circulation process, reduce energy consumption, and save energy.

Further, the circulation duct 13 is provided with a ventilator 134, and the ventilator 134 blows air to the second port 133. The ventilator 134 can reduce the air pressure in the circulation duct 13, accelerate the transfer in the hot air circulation duct 13, and increase the speed of the internal circulation.

The circulating air duct 13 includes an electromagnetic valve 135, the electromagnetic valve 135 is disposed near the air outlet 131, and the electromagnetic valve 135 controls the air outlet of the air outlet 131.

Specifically, the air outlet 131 is disposed near the first port 132, the electromagnetic valve 135 is disposed on the air outlet 131, the electromagnetic valve 135 can control the air outlet 131 to discharge a part of air at a proper time, so as to ensure the air pressure in the circulation box 12 to be stable, and the electromagnetic valve 135 can be opened when the internal air pressure begins to rise, so as to prevent the internal air pressure from being too high, and ensure the safety of the operation of the device.

Optionally, set up little fan 122 in the circulation case 12, little fan 122 bloies towards air outlet 131, and little fan 122 can blow the air of bottom to the eminence, lets the air of low place flow to the eminence, can accelerate the wind circulation of circulation case 12, and simultaneously, circulation case 12 is airtight setting for inside wind circulation, helps accelerating the temperature rising speed in the circulation case 12.

Optionally, the device further comprises a control module and a pressure detector, the control module is electrically connected to the solenoid valve 135, the blower 114, the ventilator 134 and the small fan 122, the control module is connected to the pressure detector, the control module can control the opening and closing of the solenoid valve 135, the pressure detector can detect the internal pressure, and when the internal pressure exceeds a preset value, the control module can open the solenoid valve 135 to discharge air, so that the pressure in the device is in a stable state, and meanwhile, the tightness in the device is maintained.

In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "secured" are to be construed broadly and can, for example, be connected or detachably connected or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by one skilled in the art.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, while the invention has been described with respect to certain embodiments, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.

The above description is for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A burn-in test apparatus, comprising:

a plurality of loading boxes for loading power supply products;

2. The weathering test apparatus of claim 1 wherein the circulating duct is provided with a first port connected to the circulating tank and a second port connected to the loading tank.

3. The weathering test apparatus of claim 2 wherein the circulating air duct is provided with a fan that blows air to the second port.

4. The weathering test apparatus of claim 1 wherein the circulating air duct is disposed at a higher elevation than the circulating box.

5. The aging test equipment of claim 2, wherein the circulating air duct comprises a solenoid valve, the solenoid valve is arranged close to the air outlet, and the solenoid valve controls the air outlet of the air outlet;

the air outlet is disposed proximate to the first port.

6. The burn-in apparatus of claim 1, wherein a through hole is provided between the loading box and the circulation box.

7. The burn-in apparatus of claim 1, wherein a plurality of cells are disposed in the loading compartment, any of the cells being configured to receive a power supply product.

8. The weathering test apparatus of claim 1 wherein the loading box is provided with a blower at an end thereof remote from the circulation box, the blower blowing air into the loading box.

9. The weathering test apparatus of claim 1 wherein a plurality of tiers are disposed within the circulation box, any of the tiers housing a product to be weathered.

10. The weathering test apparatus of claim 1 wherein a small fan is provided within the circulation box, the small fan blowing air towards the air outlet.