CN217954676U - Charge and discharge test fixture and energy storage equipment test tooling - Google Patents

Abstract

The utility model provides a charge-discharge test fixture and energy storage equipment test fixture, relate to power test technical field, this charge-discharge test fixture includes the handle, movable structure and fixed knot structure, the last guide post that is provided with of fixed knot structure, the handle is connected with the one end that fixed knot structure was kept away from to the guide post, movable structure sets up between handle and fixed knot structure, and the movable sleeve is established on the guide post, still be provided with elasticity on the movable structure and lead electrical pillar, elasticity is led electrical pillar and is worn to locate movable knot structure, a power terminal that is used for the electric property pressfitting outside under movable knot structure's the drive is on. Compared with the prior art, the utility model provides a charge and discharge test fixture and energy storage equipment test fixture can realize the external of power supply terminal, conveniently tests to easy operation need not to carry out the screw installation, and is very convenient.

Description

Charge and discharge test fixture and energy storage equipment test tooling

technical field

The utility model relates to the technical field of power supply testing, in particular to a charge and discharge test fixture and an energy storage device test tool.

Background technique

The inventors found that one of the main functions of the energy storage device is charging and discharging, so the charging and discharging function test needs to be carried out before leaving the factory, and the conventional manual operation is labor-intensive and complicated. In the prior art, the solution of screw locking the OT terminal is usually adopted, that is, a screw is installed on the power terminal, and then the OT terminal is locked on the screw, and then wiring is performed to realize the external connection of the power terminal, which is convenient for testing.

However, this operation is very cumbersome and requires screw installation, which is very inconvenient.

Utility model content

The purpose of the utility model is to provide a charging and discharging test fixture and an energy storage device test tool, which can realize the external connection of the power supply terminal, which is convenient for testing, and is easy to operate and does not need to be installed with screws, which is very convenient.

Embodiments of the utility model are achieved in that:

In the first aspect, the utility model provides a charging and discharging test fixture, which includes a handle, a movable structural part and a fixed structural part, the fixed structural part is provided with a guide post, and the handle and the guide post are far away from the fixed One end of the structural member is connected, the movable structural member is arranged between the handle and the fixed structural member, and is movably sleeved on the guide column, and an elastic conductive column is also arranged on the movable structural member, so The elastic conductive column is passed through the movable structure, and is used for being electrically pressed on the external power terminal driven by the movable structure.

In an optional embodiment, a first elastic member is further provided between the movable structural member and the handle, and the first elastic member is used to apply elastic force to the movable structural member away from the handle.

In an optional embodiment, the elastic conductive post includes a conductive post body, a fixing sleeve, a second elastic member and a resisting end, one end of the conducting post body is connected to the resisting end, and the fixing sleeve The cylinder is movably sleeved on the body of the conductive column and embedded on the movable structural member, and the second elastic member is arranged between the conflicting end and the fixed sleeve for The abutment tip exerts a spring force away from the handle.

In an optional embodiment, the first elastic member includes a resistance spring, and the resistance spring is sleeved outside the guide column and pressed between the handle and the movable structural member; The second elastic member includes a compression spring, and the compression spring is sleeved outside the body of the conductive column, and is compressed between the conflicting end and the fixing sleeve.

In an optional embodiment, the outer peripheral surface of the end of the conductive post body away from the abutting end is further provided with a thread structure.

In an optional embodiment, there are four conductive post bodies, and the four conductive post bodies are distributed in a rectangular shape, and each of the conductive post bodies is provided with the fixing sleeve and the second elastic parts, and each end of the conductive column body is connected with a conflicting terminal.

In an optional embodiment, the movable structural member includes a sliding part, an abutment part and a bearing part provided integrally, a sliding sleeve is arranged on the sliding part, and the sliding sleeve is sleeved on the guide post In addition, the abutting part is arranged on both sides of the sliding part, and the abutting part is bent toward the direction close to the fixed structural part relative to the sliding part, and is used to abut against the fixed structural part On the other hand, the carrying part is protrudingly provided on the side of the sliding part adjacent to the abutting part, and the elastic conductive column is arranged on the carrying part.

In an optional embodiment, the handle includes a pressing part, a connecting part, and a shielding part that are integrally provided, and the pressing part is arranged opposite to the fixing structure and is connected to the guide post, and the connection The part is arranged on one side of the press-fitting part and opposite to the carrying part, the shielding part is arranged on both sides of the connecting part, and the shielding part faces the connecting part closer to the carrying part. Bending in the direction of the head.

In an optional embodiment, a receiving groove is formed around the two shielding parts and the connecting part, and the width of the receiving groove is larger than the width of the bearing part.

In the second aspect, the utility model provides a test tool for energy storage equipment, including a sub-box and the charging and discharging test fixture as described in any one of the preceding embodiments, the front panel of the sub-box is provided with a power terminal, and The side panel of the plug-in box is provided with fixing lugs, the fixing structural member is engaged and fixed on the fixing lugs, and the elastic conductive column is used for pressing on the power terminal.

The beneficial effects of the utility model embodiment include:

The utility model provides a charge and discharge test fixture and an energy storage device test tool. The fixed structural part and the handle are fixedly connected through a guide column, and the movable structural part is arranged between the handle and the fixed structural part, and is movably sleeved on the guide column. On the pillar, a first elastic member is provided between the movable structural member and the handle, and the first elastic member is used to apply an elastic force away from the handle to the movable structural member, and an elastic conductive pillar is also arranged on the movable structural member, and the elastic conductive pillar penetrates It is used for the movable structural part, and is used for pressing the battery core on the external power terminal driven by the movable structural part. In actual installation, first move the movable structural part towards the direction of the handle by hand, and compress the first elastic part. At this time, the fixed structural part and the movable structural part are in a separated state, and the fixed structural part is installed on the external sub-box for installation. Fix it, and align the movable structural part where the elastic conductive column is located with the power terminal on the sub-box, and then release the movable structural part. Under the elastic force of the first elastic part, the movable structural part moves towards the direction of the fixed structural part, driving the elastic The conductive column is electrically pressed on the power terminal to realize electrical connection, and at this time, the electrical connection of the external wire can be directly realized on the elastic conductive column. Compared with the prior art, the charging and discharging test fixture and the energy storage device testing tooling provided by the utility model can realize the external connection of the power supply terminal, which is convenient for testing, and the operation is simple, and there is no need for screw installation, which is very convenient.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following drawings will be briefly introduced in the embodiments. It should be understood that the following drawings only show some embodiments of the present invention. Therefore, it should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can also be obtained according to these drawings without creative work.

Fig. 1 is a schematic structural view of the charging and discharging test fixture provided in the first embodiment of the present invention in the first state;

Fig. 2 is a schematic structural view of the charging and discharging test fixture provided in the first embodiment of the present invention in the second state;

Fig. 3 is a schematic structural view of the elastic conductive column in Fig. 2;

Fig. 4 is a schematic structural diagram of the energy storage device testing tool provided by the second embodiment of the present invention;

FIG. 5 is a schematic structural diagram of the subrack in FIG. 4 .

icon:

100-charging and discharging test fixture; 110-handle; 111-pressing part; 113-connecting part; 115-shielding part; 130-movable structural part; 131-sliding part; 150-fixed structure; 170-guiding column; 171-first elastic member; 190-elastic conductive column; 191-conductive column body; 193-fixed sleeve; 195-second elastic member; -Thread structure; 200-subrack; 210-power terminal; 230-fixed lug.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the utility model more clear, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the utility model. Obviously, the described The embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations.

Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship that is usually placed when the product of the utility model is used. It is only for the convenience of describing the utility model and simplifying the description, rather than Any indication or implication that a referenced device or element must have a particular orientation, be constructed, and operate in a particular orientation should not be construed as limiting the invention. In addition, the terms "first", "second", "third", etc. are only used for distinguishing descriptions, and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that a component is absolutely level or overhanging, but may be slightly inclined. For example, "horizontal" only means that its direction is more horizontal than "vertical", and it does not mean that the structure must be completely horizontal, but can be slightly inclined.

In the description of the present utility model, it should also be noted that, unless otherwise specified and limited, the terms "setting", "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection , can also be detachably connected, or integrally connected; can be mechanically connected, can also be electrically connected; can be directly connected, can also be indirectly connected through an intermediary, and can be internal communication between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

first embodiment

Please refer to FIG. 1 to FIG. 5 , this embodiment provides a charging and discharging test fixture 100 , which can realize the external connection of the power terminal 210 , which is convenient for testing, and is easy to operate without screw installation, which is very convenient.

This embodiment provides a charging and discharging test fixture 100, including a handle 110, a movable structural member 130 and a fixed structural member 150, the fixed structural member 150 is provided with a guide post 170, and the handle 110 and the guide post 170 are far away from the fixed structural member 150 connected at one end, the movable structural member 130 is arranged between the handle 110 and the fixed structural member 150, and is movably sleeved on the guide column 170, and a first elastic member 171 is also arranged between the movable structural member 130 and the handle 110, the first An elastic member 171 is used to apply an elastic force away from the handle 110 to the movable structural member 130, and an elastic conductive column 190 is also provided on the movable structural member 130. Driven by the force, it is electrically pressed to the external power terminal 210 .

In this embodiment, the handle 110, the movable structural member 130, and the fixed structural member 150 are all made of insulating materials, which can avoid leakage. At the same time, the elastic conductive column 190 has conductivity, one end of which is used to electrically press-fit the external power terminal 210 , and the other end can be used to connect an external wire such as an OT terminal, thereby realizing the electrical external connection of the power terminal 210 . It should be noted that the "electrical pressing" mentioned in this embodiment refers to pressing and realizing electrical contact, that is, the elastic conductive column 190 is pressed on the power terminal 210 and realizes electrical contact with the power terminal 210. touch.

It should be noted that during actual installation, the movable structural member 130 is first moved toward the handle 110 by hand, and the first elastic member 171 is compressed. The structural member 150 is installed on the external sub-box 200 for fixing, and the movable structural member 130 where the elastic conductive column 190 is located is aligned with the power terminal 210 on the sub-box 200, and then the movable structural member 130 is released, and the first elastic member Under the action of the elastic force of 171, the movable structural member 130 moves toward the fixed structural member 150, and drives the elastic conductive column 190 to be electrically pressed on the power terminal 210 to realize electrical connection. At this time, the external wire can be directly connected to the elastic conductive column 190 The electrical connection avoids the way of fixing with screws in the conventional technology, and the operation is simple and convenient.

The elastic conductive column 190 includes a conductive column body 191, a fixed sleeve 193, a second elastic member 195 and a contact terminal 197. One end of the conductive column body 191 is connected to the contact terminal 197, and the fixed sleeve 193 is movably sleeved on the conductive column body. 191 and embedded on the movable structural member 130 , the second elastic member 195 is disposed between the resisting end 197 and the fixed sleeve 193 , and is used to apply elastic force to the resisting end 197 away from the handle 110 . Specifically, the conductive column body 191 can be a copper rod, and the fixing sleeve 193 can also be a hollow cylindrical copper piece. The collision end 197 is integrated with the conductive column body 191 and is also made of copper material. Moreover, the size of the bumping end 197 is larger than the size of the conductive post body 191 , so as to form a stopper step at the connection, which facilitates the bumping of the second elastic member 195 . Of course, the specific materials of the conductive post body 191 , the fixing sleeve 193 and the conflicting end 197 are not specifically limited here, as long as they are conductive materials, such as aluminum and silver.

In this embodiment, the second elastic member 195 includes a pressing spring, which is sleeved outside the conductive post body 191 and pressed between the conflicting end 197 and the fixing sleeve 193 . Specifically, the two ends of the compression spring are respectively connected to the conflicting end 197 and the fixed sleeve 193. During actual pressing, the fixed sleeve 193 is fixedly embedded on the movable structural member 130, and the conductive column body 191 is movably mounted on the fixed sleeve 193, and can move freely in the fixed sleeve 193, and the conductive column body 191 is kept contained in the fixed sleeve 193 under the support of the second elastic member 195, and the conflicting end 197 is in the second elastic member The elastic pressing of 195 can be pressed against the surface of the power terminal 210, so as to ensure the close contact between the conflicting end 197 and the power terminal 210, and ensure the reliability of the electrical connection.

In this embodiment, a thread structure 199 is further provided on the outer peripheral surface of the end of the conductive post body 191 away from the abutting end 197 . Specifically, the other end of the conductive column body 191 passing through the movable structure 130 is provided with an external thread, so that the OT terminal can be directly installed on the conductive column body 191 and locked by a nut, which is very convenient.

In this embodiment, there are four conductive post bodies 191, and the four conductive post bodies 191 are distributed in a rectangular shape, and each conductive post body 191 is provided with a fixing sleeve 193 and a second elastic member 195, and each conductive post body Both ends of the body 191 are connected with conflicting ends 197 . Specifically, the conductive column bodies 191 can be divided into two groups, each group of conductive column bodies 191 is two, and the two conductive column bodies 191 of the same group are distributed and pressed on the positive and negative plates of the power terminal 210, that is, the power terminal The positive electrode piece and the negative electrode piece of 210 respectively interfere with two conflicting ends 197, thereby ensuring the reliability of the electrical connection.

In this embodiment, the first elastic member 171 includes a resisting spring, and the resisting spring is sleeved outside the guide post 170 and pressed between the handle 110 and the movable structural member 130 . Specifically, when assembled on the subrack 200 , the resisting spring is in a compressed state, so as to provide elastic force toward the fixed structural member 150 to the movable structural member 130 , and ensure that the elastic conductive column 190 can accurately abut against the power terminal 210 .

The movable structure 130 includes a sliding part 131, an abutment part 133 and a bearing part 135 which are integrally arranged. The sliding part 131 is provided with a sliding sleeve, which is sleeved outside the guide column 170, and the abutting part 133 is arranged on the sliding part. 131, and the abutting portion 133 is bent toward the direction close to the fixed structural member 150 relative to the sliding portion 131, and is used to abut against the fixed structural member 150. On the side adjacent to 133 , elastic conductive pillars 190 are disposed on the carrying portion 135 . Specifically, the sliding part 131 and the bearing part 135 are in a T-shaped structure, and the abutting part 133 is located on both sides of the sliding part 131 and has a C-shaped structure. Under the action of elastic force, it bears against the fixed structural member 150 .

The handle 110 includes an integrated pressing part 111, a connecting part 113 and a shielding part 115. The pressing part 111 is arranged opposite to the fixed structural member 150 and connected to the guide column 170. The connecting part 113 is arranged on one side of the pressing part 111 , and opposite to the bearing portion 135 , the shielding portion 115 is disposed on both sides of the connecting portion 113 , and the shielding portion 115 is bent toward the bearing portion 135 relative to the connecting portion 113 . Specifically, the connecting portion 113 and the pressing portion 111 have a T-shaped structure, the shielding portion 115 is located on both sides of the connecting portion 113, and the shielding portion 115 and the connecting portion 113 have a C-shaped structure, and the shielding portion 115 can play a shielding role, thereby Protect the ends of the elastic conductive posts 190 .

In this embodiment, the two shielding parts 115 and the connecting part 113 surround to form a receiving groove, and the width of the receiving groove is larger than the width of the carrying part 135 . Specifically, the distance between the two shielding parts 115 is greater than the width of the carrying part 135 , so as to prevent the shielding parts 115 from interfering with the travel of the carrying part 135 .

In summary, this embodiment provides a charging and discharging test fixture 100, wherein the fixed structural member 150 and the handle 110 are fixedly connected through the guide column 170, and the movable structural member 130 is arranged between the handle 110 and the fixed structural member 150 , and movably sleeved on the guide column 170, a first elastic member 171 is also provided between the movable structural member 130 and the handle 110, the first elastic member 171 is used to apply an elastic force away from the handle 110 to the movable structural member 130, the movable structure Elastic conductive pillars 190 are also provided on the member 130 , and the elastic conductive pillars 190 pass through the movable structural member 130 , and are used to press-fit the battery cells to the external power terminals 210 driven by the movable structural member 130 . During actual installation, first move the movable structural member 130 toward the handle 110 by hand, and compress the first elastic member 171. At this time, the fixed structural member 150 is separated from the movable structural member 130, and the fixed structural member 150 is installed on the Fix on the outer sub-box 200, and align the movable structural part 130 where the elastic conductive column 190 is located with the power terminal 210 on the sub-box 200, and then release the movable structural part 130, under the elastic force of the first elastic part 171 The movable structural member 130 moves toward the fixed structural member 150 , and drives the elastic conductive column 190 to be electrically pressed on the power terminal 210 to realize electrical connection. At this time, the electrical connection of external wires can be directly realized on the elastic conductive column 190 . Compared with the prior art, the charging and discharging test fixture 100 provided in this embodiment can realize the external connection of the power terminal 210 , which is convenient for testing, and is easy to operate without screw installation, which is very convenient.

second embodiment

Please refer to Fig. 4 and Fig. 5, the present embodiment provides a kind of energy storage device test equipment, including plug box 200 and charge and discharge test fixture 100, wherein the basic structure and principle of the test fixture and the technical effects and The first embodiment is the same, and for brief description, for parts not mentioned in this embodiment, reference may be made to the corresponding content in the first embodiment.

In this embodiment, the energy storage device test tooling includes a sub-box 200 and a charge and discharge test fixture 100, and the charge and discharge test fixture 100 includes a handle 110, a movable structural member 130 and a fixed structural member 150, and the fixed structural member 150 is provided with There is a guide post 170, the handle 110 is connected to the end of the guide post 170 away from the fixed structural part 150, the movable structural part 130 is arranged between the handle 110 and the fixed structural part 150, and is movably sleeved on the guide post 170, and the movable structural part 130 and the handle 110 are also provided with a first elastic member 171, the first elastic member 171 is used to apply an elastic force away from the handle 110 to the movable structural member 130, and an elastic conductive column 190 is also arranged on the movable structural member 130, the elastic conductive column 190 passes through the movable structure 130 . The front panel of the sub-box 200 is provided with a power terminal 210, and the side panel of the sub-box 200 is provided with a fixed lug 230, the fixed structural member 150 is snapped and fixed on the fixed lug 230, and the elastic conductive column 190 is used for pressing on power terminal 210.

During actual installation, first move the movable structural member 130 toward the handle 110 by hand, and compress the first elastic member 171. At this time, the fixed structural member 150 is separated from the movable structural member 130, and the fixed structural member 150 is installed on the Fix it on the fixed lug 230 of the external sub-box 200, and align the movable structural part 130 where the elastic conductive column 190 is located with the power terminal 210 on the sub-box 200, and then release the movable structural part 130. Under the action of the elastic force of 171, the movable structural member 130 moves toward the fixed structural member 150, and drives the elastic conductive column 190 to be electrically pressed on the power terminal 210 to realize electrical connection. At this time, the external wire can be directly connected to the elastic conductive column 190 electrical connection.

The above descriptions are only preferred embodiments of the utility model, and are not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (10)

1. The utility model provides a charge-discharge test fixture, its characterized in that, includes handle (110), movable structure (130) and fixed structure (150), be provided with guide post (170) on fixed structure (150) for install on subrack (200) outside, handle (110) with guide post (170) are kept away from the one end of fixed structure (150) is connected, movable structure (130) set up handle (110) with between fixed structure (150) to the activity cover is established on guide post (170), still be provided with elasticity on movable structure (130) and lead electrical pillar (190), elasticity is led electrical pillar (190) and is worn to locate movable structure (130) are used for the electric property pressfitting is on outside power supply terminal (210) under the drive of movable structure (130).

2. The charging and discharging test fixture according to claim 1, wherein a first elastic member (171) is further disposed between the movable structural member (130) and the handle (110), and the first elastic member (171) is configured to apply an elastic force to the movable structural member (130) away from the handle (110).

3. The charging and discharging test fixture according to claim 2, wherein the elastic conductive pillar (190) comprises a conductive pillar body (191), a fixing sleeve (193), a second elastic member (195) and an abutting end (197), one end of the conductive pillar body (191) is connected with the abutting end (197), the fixing sleeve (193) is movably sleeved on the conductive pillar body (191) and embedded on the movable structural member (130), and the second elastic member (195) is arranged between the abutting end (197) and the fixing sleeve (193) and used for applying an elastic force far away from the handle (110) to the abutting end (197).

4. The charging and discharging test fixture according to claim 3, wherein the first elastic member (171) comprises an abutting spring, and the abutting spring is sleeved outside the guide post (170) and pressed between the handle (110) and the movable structural member (130); the second elastic piece (195) comprises a pressing spring, and the pressing spring is sleeved outside the conductive column body (191) and pressed between the abutting end head (197) and the fixed sleeve (193).

5. The charging and discharging test fixture according to claim 3, wherein a thread structure (199) is further disposed on an outer peripheral surface of one end of the conductive pillar body (191) away from the abutting end (197).

6. The charging and discharging test fixture of claim 3, wherein the number of the conductive column bodies (191) is 4, the 4 conductive column bodies (191) are distributed in a rectangular shape, each conductive column body (191) is provided with the fixing sleeve (193) and the second elastic member (195), and the end of each conductive column body (191) is connected with a contact end (197).

7. The charging and discharging test fixture according to claim 1, wherein the movable structure (130) includes a sliding portion (131), a supporting portion (133), and a bearing portion (135) that are integrally disposed, a sliding sleeve is disposed on the sliding portion (131), the sliding sleeve is sleeved outside the guide post (170), the supporting portion (133) is disposed at two sides of the sliding portion (131), the supporting portion (133) is bent toward a direction close to the fixed structure (150) relative to the sliding portion (131) and is used for supporting on the fixed structure (150), the bearing portion (135) is protrudingly disposed at a side of the sliding portion (131) adjacent to the supporting portion (133), and the elastic conductive post (190) is disposed on the bearing portion (135).

8. The charging and discharging test fixture according to claim 7, wherein the handle (110) comprises a pressing portion (111), a connecting portion (113) and a shielding portion (115) which are integrally arranged, the pressing portion (111) is arranged opposite to the fixed structure (150) and connected to the guide post (170), the connecting portion (113) is arranged on one side of the pressing portion (111) and arranged opposite to the bearing portion (135), the shielding portion (115) is arranged on two sides of the connecting portion (113), and the shielding portion (115) is bent towards a direction close to the bearing portion (135) relative to the connecting portion (113).

9. The charging and discharging test fixture according to claim 8, wherein a receiving slot is defined by the two shielding portions (115) and the connecting portion (113), and a width of the receiving slot is greater than a width of the supporting portion (135).

10. An energy storage device testing tool, characterized by comprising an inserting box (200) and the charging and discharging testing jig according to any one of claims 1 to 9, wherein a power terminal (210) is arranged on a front panel of the inserting box (200), a fixing lug (230) is arranged on a side panel of the inserting box (200), the fixing structural member (150) is clamped and fixed on the fixing lug (230), and the elastic conductive column (190) is used for being pressed on the power terminal (210).

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