CN212872817U

CN212872817U - Withstand voltage detection machine of power battery package

Info

Publication number: CN212872817U
Application number: CN202021652803.2U
Authority: CN
Inventors: 程晨
Original assignee: Nanjing Oka Measurement And Control Technology Co ltd
Current assignee: Nanjing Oka Measurement And Control Technology Co ltd
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2021-04-02
Anticipated expiration: 2030-08-10

Abstract

The utility model provides a withstand voltage of power battery package detects machine belongs to withstand voltage and detects technical field. The withstand voltage detector for the power battery pack comprises a case, a withstand voltage tester main body, an air cooling assembly and a supporting assembly. The inside of machine case is fixed with the perforated plate, the withstand voltage tester main part is installed the perforated plate up end, the forced air cooling subassembly includes fan and outlet duct. The utility model discloses a fan carries the withstand voltage tester main part surface with external gas, thereby cool off the withstand voltage tester main part, reduce and respond to the high temperature and cause the possibility that the withstand voltage tester main part damaged, improve the life of withstand voltage tester main part, in addition, gas can make lateral part gasbag and top gasbag inflation, lateral part gasbag and top gasbag after the inflation support the withstand voltage tester main part, reduce the possibility that the circumstances of colliding with appears in the withstand voltage tester main part, reduce the possibility that the withstand voltage tester main part damaged.

Description

Withstand voltage detection machine of power battery package

Technical Field

The utility model relates to a withstand voltage detection area particularly, relates to a withstand voltage detection machine of power battery package.

Background

The withstand voltage test is one of the main methods for testing overvoltage bearing capacity of electrical appliances, electrical equipment, electrical devices, electrical circuits, electrical safety appliances and the like, and when the power battery pack is produced, a withstand voltage tester is required to test the finished power battery pack.

The existing pressure-resistant detection machine is easy to shake in the moving process, other objects on the surface are easy to collide, and the pressure-resistant detection machine is easy to damage.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides a withstand voltage detection machine of power battery package aims at improving withstand voltage detection machine and appears colliding with easily, the poor problem of radiating effect.

The utility model discloses a realize like this:

the utility model provides a withstand voltage of power battery package detects machine, including quick-witted case, withstanding voltage tester main part, air-cooled subassembly and supporting component.

The inside of machine case is fixed with the perforated plate, the withstand voltage tester main part is installed the perforated plate up end, the forced air cooling subassembly includes fan and outlet duct, and the end intercommunication of giving vent to anger of fan has the three-way pipe, the outlet duct set up in the perforated plate below, just the outlet duct with a joint intercommunication in the three-way pipe, just the outlet duct with the junction of three-way pipe is provided with first valve, the gas pocket towards the perforated plate is seted up on the outlet duct surface, the supporting component includes lateral part gasbag and top gasbag, the lateral part gasbag is fixed quick-witted incasement lateral wall, the top gasbag install in quick-witted incasement portion top, just the lateral part gasbag with communicate between the top gasbag, the lateral part gasbag with communicate through first connecting pipe between the three-way pipe, first connecting pipe shaft is provided with the second valve.

The utility model discloses an in one embodiment, machine case one side fretwork, just the fretwork side of machine case is fixed with the chamber door through the hasp.

In an embodiment of the present invention, the multi-plate surface is provided with universal balls at intervals, and the ball portion of the universal ball is abutted against the main body of the pressure tester.

The utility model discloses an in the embodiment, the fan is installed quick-witted incasement, machine box surface inlays and is equipped with the intake pipe, the intake pipe with the inlet end intercommunication of fan.

The utility model discloses an in an embodiment, intake pipe inside is fixed with the piece that absorbs water, the piece surface interval that absorbs water has seted up the gas transmission and has led to the groove, the piece that absorbs water is the sponge piece.

The utility model discloses an in one embodiment, the inside waterproof ventilated membrane that is provided with of intake pipe, two liang of relative settings, and corresponding two of waterproof ventilated membrane be located respectively the both sides of piece absorb water.

In an embodiment of the present invention, the side airbag and the top airbag are all connected to an exhaust pipe, and one end of the exhaust pipe is screwed with a pipe seal.

In an embodiment of the present invention, an elastic plate is adhered to one side of the side airbag and one side of the top airbag, and one side of the elastic plate is tightly adhered to the main body of the pressure tester.

The utility model discloses an in the embodiment, the opposite side of elastic plate is fixed with magic tape face, the female face of magic tape is installed to the inner wall of machine case, it is fixed to bond between magic tape face and the female face of magic tape.

In an embodiment of the present invention, the lateral air bag is communicated with a second connecting tube, the other end of the second connecting tube is communicated with the top air bag, and the second connecting tube is a hard tube.

The utility model has the advantages that: the utility model discloses a withstand voltage detection machine of power battery package that obtains through above-mentioned design, start the fan, carry external gas to the tee bend intraductal, gas is arranged to the perforated plate through first valve and outlet duct, gas blows to the surface of pressure tester main part after passing from the perforated plate, can accelerate the gas flow on pressure tester main part surface, can blow away the steam around the pressure tester main part, thereby cool off the pressure tester main part, reduce the possibility that the response temperature is too high and cause the damage of pressure tester main part, improve the life of pressure tester main part, in addition, gas can be carried to the lateral part gasbag through first connecting pipe in, and then carry to the top gasbag, make lateral part gasbag and top gasbag expand, lateral part gasbag and top gasbag after the inflation support the pressure tester main part, reduce the possibility that the pressure tester main part takes place to rock in the removal process, the possibility of collision of the main body of the pressure tester is reduced, and the possibility of damage of the main body of the pressure tester is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a pressure resistance detector for a power battery pack provided by an embodiment of the present invention;

fig. 2 is a schematic view of a side structure of a chassis according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of a perforated plate structure according to an embodiment of the present invention;

fig. 4 is a schematic view of a gas outlet pipe structure provided by the embodiment of the present invention;

fig. 5 is a schematic view of a structure of an intake pipe according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a side airbag according to an embodiment of the present invention.

In the figure: 100-a chassis; 110-a perforated plate; 120-a box door; 130-a gimbaled ball; 200-a pressure resistance tester body; 300-an air cooling assembly; 310-a fan; 320-air outlet pipe; 321-air holes; 330-a three-way pipe; 340-a first valve; 350-air inlet pipe; 351-water absorption block; 352-air delivery through groove; 353-waterproof breathable film; 400-a support assembly; 410-side airbag; 420-top airbag; 430-a first connecting pipe; 440-a second valve; 450-an exhaust pipe; 451-pipe sealing; 460-a resilient plate; 461-magic tape surface; 462-magic tape mother surface; 470-second connecting pipe.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

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 stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; 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. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1-6, the present invention provides a voltage withstand tester for power battery pack, which comprises a case 100, a voltage withstand tester main body 200, an air cooling module 300 and a supporting module 400.

Wherein, the pressure tester main part 200 is installed in quick-witted case 100, and air-cooled subassembly 300 is used for cooling to pressure tester main part 200, improves the life of pressure tester main part 200, and supporting component 400 is used for supporting pressure tester main part 200, makes pressure tester main part 200 more stable in quick-witted case 100, reduces the possibility that the condition of colliding with appears in pressure tester main part 200, reduces the possibility that pressure tester main part 200 damaged.

Referring to fig. 1 to 3, a porous plate 110 is fixed inside the casing 100, and in an embodiment, the porous plate 110 is fixed inside the casing 100 by welding or bonding, and a plurality of through holes are formed on a surface of the porous plate 110, so that gas can pass through the porous plate 110.

In this embodiment, one side of the chassis 100 is hollowed, and the door 120 is fixed to the hollowed side of the chassis 100 through a lock catch, and the door 120 is disposed to facilitate closing the hollowed side of the chassis 100; the surface of the porous plate 110 is provided with the universal balls 130 at intervals, and the ball part of the universal ball 130 is abutted against the pressure tester main body 200, the universal ball 130 can support the pressure tester main body 200, and when the pressure tester main body 200 moves, the ball part of the universal ball 130 can roll, which is beneficial to the movement of the pressure tester main body 200.

Referring to fig. 1, a withstand voltage tester body 200 is installed on the upper end surface of the porous plate 110, the withstand voltage tester body 200 applies a voltage higher than a normal operation to an insulator of a device under test for a predetermined time, and if the voltage applied thereto causes only a small leakage current, the insulation is good, and thus, the withstand voltage tester body 200 can test the withstand voltage performance of the power battery pack.

Referring to fig. 1, 4 and 5, the air cooling assembly 300 includes a blower 310 and an air outlet pipe 320, the air outlet end of the blower 310 is connected to a three-way pipe 330, the air outlet pipe 320 is disposed below the porous plate 110, the air outlet pipe 320 is connected to a joint of the three-way pipe 330, a first valve 340 is disposed at a joint of the air outlet pipe 320 and the three-way pipe 330, an air hole 321 facing the porous plate 110 is disposed on the surface of the air outlet pipe 320, in the specific implementation, the first valve 340 is opened, the second valve 440 is closed, then the blower 310 is started, the blower 310 can deliver the external air into the three-way pipe 330, the air is discharged to the porous plate 110 through the first valve 340 and the air outlet pipe 320, the air passes through the porous plate 110 and is blown to the surface of the pressure tester body 200, the flow of the air on the surface of the pressure tester body 200 can be accelerated, the hot air around the pressure tester body 200 can be blown away, thereby cooling the, the possibility of damage to the main body 200 caused by excessive temperature is reduced, and the service life of the main body 200 is prolonged.

In this embodiment, the fan 310 is installed in the chassis 100, the surface of the chassis 100 is embedded with the air inlet pipe 350, the air inlet pipe 350 is communicated with the air inlet end of the fan 310, and the arrangement of the air inlet pipe 350 is beneficial to the air entering the fan 310; a water absorption block 351 is fixed inside the air inlet pipe 350, air transmission through grooves 352 are formed in the surface of the water absorption block 351 at intervals, the water absorption block 351 is a sponge block, and the water absorption block 351 is additionally arranged and can absorb water in air; the inside waterproof ventilated membrane 353 that is provided with of intake pipe 350, two liang of relative settings of waterproof ventilated membrane 353, and two corresponding waterproof ventilated membranes 353 are located the both sides of piece 351 that absorb water respectively, and waterproof ventilated membrane 353 can reduce the possibility that water liquid enters into intake pipe 350, reduces the possibility that water liquid sprays on the surface of withstand voltage tester main part 200.

Referring to fig. 1 and 6, the support assembly 400 includes a side airbag 410 and a top airbag 420, the side airbag 410 is fixed to an inner sidewall of the cabinet 100, the top airbag 420 is installed at an inner top end of the cabinet 100, the side airbag 410 is communicated with the top airbag 420, the side airbag 410 is communicated with the three-way pipe 330 through a first connecting pipe 430, the pipe body of the first connecting pipe 430 is provided with a second valve 440, in practice, with the first valve 340 closed and the second valve 440 open, the gas in the tee 330 can be delivered to the side airbag 410 through the first connecting tube 430, and then transferred into the top airbag 420 to inflate the side airbag 410 and the top airbag 420, the inflated side airbag 410 and the inflated top airbag 420 are attached to the pressure resistance tester main body 200, thereby, the withstand voltage tester main body 200 can be supported, and the possibility of shaking of the withstand voltage tester main body 200 in the moving process is reduced.

In the present embodiment, the side airbag 410 and the top airbag 420 are both communicated with an exhaust pipe 450, one end of the exhaust pipe 450 is screwed with a pipe seal 451, the screwed pipe seal 451 is convenient to disassemble and assemble, and when the pipe seal 451 is removed from one end of the exhaust pipe 450, the gas in the side airbag 410 or the top airbag 420 can be exhausted through the exhaust pipe 450; an elastic plate 460 is adhered to one side of the side air bag 410 and one side of the top air bag 420, one side of the elastic plate 460 is adhered to the main body 200 of the pressure tester, the elastic plate 460 can be a rubber plate or a silica gel plate, and the elastic plate 460 is arranged to support the main body 200 of the pressure tester; the other side of the elastic plate 460 is fixed with a hook and loop fastener surface 461, the inner wall of the case 100 is provided with a hook and loop fastener female surface 462, the hook and loop fastener surface 461 and the hook and loop fastener female surface 462 are fixedly adhered, when the gas in the side airbag 410 or the top airbag 420 is exhausted, the additionally arranged hook and loop fastener surface 461 and hook and loop fastener female surface 462 can be adhered together, so that the side airbag 410 or the top airbag 420 can be adhered to the inner wall of the case 100; the side airbag 410 is communicated with a second connecting pipe 470, the other end of the second connecting pipe 470 is communicated with the top airbag 420, the second connecting pipe 470 is a hard pipe, and the second connecting pipe 470 is additionally arranged to facilitate the communication between the side airbag 410 and the top airbag 420.

Specifically, this power battery package withstand voltage detects quick-witted theory of operation: when the pressure tester main body 200 is used, the first valve 340 is opened, the second valve 440 is closed, the fan 310 is started, the fan 310 can convey outside air into the three-way pipe 330, the air is discharged to the porous plate 110 through the first valve 340 and the air outlet pipe 320, the air passes through the porous plate 110 and is blown to the surface of the pressure tester main body 200, the air flow on the surface of the pressure tester main body 200 can be accelerated, hot air around the pressure tester main body 200 can be blown away, the pressure tester main body 200 is cooled, the possibility of damage of the pressure tester main body 200 due to overhigh temperature is reduced, the service life of the pressure tester main body 200 is prolonged, when the pressure tester main body 200 is moved, the pressure tester main body 200 is pushed into the case 100, the first valve 340 is closed, the second valve 440 is opened, the air in the three-way pipe 330 can be conveyed into the side airbag 410 through the first connecting pipe 430, and then convey to top gasbag 420 in, make lateral part gasbag 410 and top gasbag 420 inflation, lateral part gasbag 410 and top gasbag 420 after the inflation can paste the pressure tester main part 200 to can support the pressure tester main part 200, reduce the pressure tester main part 200 and take place the possibility of rocking in the removal process, reduce the possibility that the condition of colliding with appears in the pressure tester main part 200, reduce the possibility that the pressure tester main part 200 damaged.

It should be noted that the specific model specifications of the withstand voltage tester main body 200 and the fan 310 need to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed description is omitted.

The power supply of the withstand voltage tester main body 200 and the blower 310 and the principle thereof will be apparent to those skilled in the art and will not be described in detail herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A pressure resistance detector for a power battery pack is characterized by comprising

A cabinet (100), wherein a porous plate (110) is fixed inside the cabinet (100);

the pressure-resistant tester body (200), the pressure-resistant tester body (200) is installed on the upper end face of the porous plate (110);

the air cooling assembly (300) comprises a fan (310) and an air outlet pipe (320), the air outlet end of the fan (310) is communicated with a three-way pipe (330), the air outlet pipe (320) is arranged below the porous plate (110), the air outlet pipe (320) is communicated with one joint in the three-way pipe (330), a first valve (340) is arranged at the joint of the air outlet pipe (320) and the three-way pipe (330), and an air hole (321) facing the porous plate (110) is formed in the surface of the air outlet pipe (320);

the support assembly (400) comprises a side airbag (410) and a top airbag (420), the side airbag (410) is fixed on the inner side wall of the case (100), the top airbag (420) is installed at the top end inside the case (100), the side airbag (410) is communicated with the top airbag (420), the side airbag (410) is communicated with the three-way pipe (330) through a first connecting pipe (430), and a second valve (440) is arranged on the pipe body of the first connecting pipe (430).

2. The power battery pack pressure resistance detection machine according to claim 1, wherein one side of the case (100) is hollowed, and a door (120) is fixed to the hollowed side of the case (100) through a lock catch.

3. The power battery pack withstand voltage tester according to claim 1, wherein universal balls (130) are disposed on the surface of the porous plate (110) at intervals, and a ball part of the universal balls (130) is abutted against the withstand voltage tester body (200).

4. The power battery pack pressure resistance detection machine according to claim 1, wherein the fan (310) is installed in the case (100), an air inlet pipe (350) is embedded in the surface of the case (100), and the air inlet pipe (350) is communicated with an air inlet end of the fan (310).

5. The pressure resistance tester for the power battery pack as claimed in claim 4, wherein a water absorption block (351) is fixed inside the air inlet pipe (350), air transmission through grooves (352) are formed in the surface of the water absorption block (351) at intervals, and the water absorption block (351) is a sponge block.

6. The power battery pack pressure resistance detection machine according to claim 5, wherein the air inlet pipe (350) is internally provided with waterproof breathable films (353), the waterproof breathable films (353) are arranged in pairs, and the two corresponding waterproof breathable films (353) are respectively positioned at two sides of the water absorption block (351).

7. The power battery pack pressure resistance detection machine according to claim 1, wherein the side airbag (410) and the top airbag (420) are both communicated with an exhaust pipe (450), and a pipe seal (451) is screwed at one end of the exhaust pipe (450).

8. The pressure-resistant detection machine of the power battery pack according to claim 1, characterized in that an elastic plate (460) is adhered to one side of the side airbag (410) and one side of the top airbag (420), and one side of the elastic plate (460) is adhered to the pressure-resistant tester body (200).

9. The voltage withstand detector of power battery pack according to claim 8, wherein a hook and loop fastener surface (461) is fixed to the other side of the elastic plate (460), a hook and loop fastener female surface (462) is installed on the inner wall of the case (100), and the hook and loop fastener surface (461) and the hook and loop fastener female surface (462) are fixedly bonded.

10. The pressure-resistant detection machine of the power battery pack as claimed in claim 1, wherein the side airbag (410) is communicated with a second connecting pipe (470), the other end of the second connecting pipe (470) is communicated with the top airbag (420), and the second connecting pipe (470) is a hard pipe.