CN220853555U - Battery testing device - Google Patents
Battery testing device Download PDFInfo
- Publication number
- CN220853555U CN220853555U CN202322726227.1U CN202322726227U CN220853555U CN 220853555 U CN220853555 U CN 220853555U CN 202322726227 U CN202322726227 U CN 202322726227U CN 220853555 U CN220853555 U CN 220853555U
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- battery
- mounting ring
- clamping plate
- testing device
- clamping
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- 238000012360 testing method Methods 0.000 title claims abstract description 21
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000003860 storage Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 7
- 238000005259 measurement Methods 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a battery testing device, comprising: the base is provided with a mounting ring; the clamping plates are movably arranged on the inner wall of the mounting ring, the clamping plates are arranged on the surface of the non-charging end of the battery in a fitting manner to form an annular structure with two through ends, and the annular structure is used for clamping the battery; and the pressure sensor is arranged between the clamping plate and the mounting ring and is used for measuring the pressure value between the clamping plate and the mounting ring. According to the utility model, the clamping plate is attached to the surface of the non-charging end of the battery to form an annular structure for clamping the battery, and the two ends of the annular structure are communicated, so that the charging end of the battery is exposed to be connected with a power supply, and the battery is suitable for batteries with the positive electrode and the negative electrode at the same end and batteries with the positive electrode and the negative electrode at different ends, and has high compatibility; the clamping plate is movably arranged on the mounting ring, so that batteries with different types and sizes can be compatible, the production and storage costs are reduced, and the product competitiveness is improved.
Description
Technical Field
The utility model relates to the technical field of battery production and manufacturing, in particular to a battery testing device.
Background
The battery has the expansion condition in the circulation process, so that the battery can generate larger volume deformation, further the battery performance is damaged, and the potential safety hazard of the battery is caused. With the circulation, the expansion of the battery is continuously changed, so that the expansion of the battery is obtained in real time, and the method has important value for the structural strength design of the battery, especially the cylindrical battery, and the improvement of the electrochemical performance and the safety performance of the battery.
The conventional battery swelling amount measuring device generally includes a base for mounting a battery and a jig provided at the peripheral side of the battery, and a measuring device for measuring the swelling amount of the battery. The bottom of the battery of the device is in direct contact with the base, so that the device is not suitable for measuring the expansion of the battery with the positive electrode and the negative electrode not at the same end, has poor compatibility and is not suitable for industrial popularization and application.
Disclosure of utility model
In order to overcome at least one of the above-mentioned drawbacks of the prior art, the present utility model provides a battery testing device, comprising: the base is provided with a mounting ring; the clamping plates are movably arranged on the inner wall of the mounting ring, the clamping plates are arranged on the surface of the non-charging end of the battery in a fitting manner to form an annular structure with two through ends, and the annular structure is used for clamping the battery; and the pressure sensor is arranged between the clamping plate and the mounting ring and is used for measuring the pressure value between the clamping plate and the mounting ring.
According to the utility model, the clamping plate is attached to the surface of the non-charging end of the battery to form an annular structure for clamping the battery, and the two ends of the annular structure are communicated, so that the charging end of the battery is exposed to be connected with a power supply, and the battery is suitable for batteries with the positive electrode and the negative electrode at the same end and batteries with the positive electrode and the negative electrode at different ends, and has high compatibility; the clamping plate is movably arranged on the mounting ring, so that batteries with different types and sizes can be compatible, the production and storage costs are reduced, and the product competitiveness is improved.
The operation flow is as follows: according to the model and the size of the battery, the matched clamping plates are selected, the clamping plates are attached to the peripheral side surface of the non-charging end of the battery, then the positive electrode and the negative electrode of the battery are respectively connected with a power supply, when the battery expands, the clamping plates are pushed to move, and the pressure sensor receives a pressure signal and outputs a numerical value.
It is also noted that at least the side of the clamping plate facing the battery is insulated in order to prevent leakage of the clamping plate, which affects the measurement. In some embodiments, the splint is entirely insulating.
In some embodiments, an operation gap for connecting a power supply to a power supply is formed between the clamping plate and the base, and an operation hole for penetrating a power supply wire is formed in the installation ring corresponding to the operation gap.
In some embodiments, a bracket is disposed between the base and the mounting ring, and an operating gap for connecting the power supply to the power source is formed between the bracket, the mounting ring and the base.
In some embodiments, the pressure sensor comprises: a first portion detachably connected to the clamping plate; a second portion connected to the mounting ring; the connecting part is used for connecting the first part and the second part.
In some embodiments, the connection portion is provided with a plurality of lightening holes.
In some embodiments, the first portion is clamped to the clamping plate.
In some embodiments, further comprising: the abutting piece is arranged between the mounting ring and the clamping plate in a sliding manner; the limiting groove is arranged and abutted against the surface of the second part, and the second part is abutted against the limiting groove.
In some embodiments, further comprising: the fixed rod is fixedly arranged on the inner wall of the mounting ring; the guide plate is connected to one end of the fixed rod, which is close to the second part; one end of the sliding rod is connected with the abutting piece, and the other end of the sliding rod penetrates through the guide plate; the elastic piece is arranged on the sliding rod and clamped between the abutting piece and the guide plate and used for driving the abutting piece to reset.
In some embodiments, the bottom of the mounting ring is provided with a supporting plate, and the lower surface of the clamping plate is abutted against the supporting plate; the support plate is provided with a through hole corresponding to the battery.
In some embodiments, the battery testing device is applied to a cylindrical battery, and the side of the clamping plate facing the radial outer wall of the cylindrical battery is provided with an arc surface.
In summary, the battery testing device provided by the utility model has the following technical effects:
(1) According to the utility model, the clamping plate is attached to the surface of the non-charging end of the battery to form the annular structure for clamping the battery, and the two ends of the annular structure are communicated, so that the charging end of the battery is exposed to be connected with a power supply, and the battery is suitable for batteries with the positive electrode and the negative electrode at the same end and batteries with the positive electrode and the negative electrode at different ends, and has high compatibility.
(2) The clamping plate is movably arranged on the mounting ring, so that batteries with different types and sizes can be compatible, the production and storage costs are reduced, and the product competitiveness is improved.
(3) The support plate for supporting the clamping plate is arranged at the bottom of the mounting ring, so that the connection stability of the pressure sensor is prevented from being influenced by the dead weight of the battery and the clamping plate, and the shaking instability of the pressure sensor is prevented, thereby influencing the accuracy and the authenticity of measured data.
Drawings
FIG. 1 is a schematic diagram of an explosion structure according to an embodiment of the present utility model;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a top view of an embodiment of the present utility model;
Fig. 4 is a schematic diagram of the matching of the abutting piece and the guide plate.
Wherein the reference numerals have the following meanings:
1. A battery testing device; 2. a base; 3. a mounting ring; 31. a support plate; 4. a clamping plate; 5. a pressure sensor; 51. a first section; 52. a second section; 53. a connection part; 531. a lightening hole; 6. an operation gap; 7. a bracket; 8. an abutment; 81. a limit groove; 91. a fixed rod; 92. a guide plate; 93. a slide bar; 94. an elastic member.
Detailed Description
For a better understanding and implementation, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model.
In the description of the present utility model, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
Referring to fig. 1 and 3, a battery testing device 1 includes: a base 2 provided with a mounting ring 3; the clamping plates 4 are movably arranged on the inner wall of the mounting ring 3, the clamping plates 4 are bonded and arranged on the surface of the non-charging end of the battery to form a ring-shaped structure with two through ends, and the ring-shaped structure is used for clamping the battery; a pressure sensor 5, which is disposed between the clamping plate 4 and the mounting ring 3, for measuring a pressure value between the clamping plate 4 and the mounting ring 3.
The operation flow is as follows: the matched clamping plates 4 are selected according to the model and the size of the battery, the clamping plates 4 are attached to the peripheral side surface of the non-charging end of the battery, then the positive electrode and the negative electrode of the battery are respectively connected with a power supply, when the battery expands, the clamping plates 4 are pushed to move, and the pressure sensor 5 receives a pressure signal and outputs a numerical value.
According to the utility model, the clamping plate 4 is attached to the surface of the non-charging end of the battery to form an annular structure for clamping the battery, and the two ends of the annular structure are communicated, so that the charging end of the battery is exposed to be connected with a power supply, and the battery is suitable for batteries with the positive electrode and the negative electrode at the same end and batteries with the positive electrode and the negative electrode at different ends, and has strong compatibility; the clamping plate 4 is movably arranged on the mounting ring 3, so that batteries with different types and sizes can be compatible, the production and storage costs are reduced, and the product competitiveness is improved.
The shape of the ring structure includes, but is not limited to, square and circular, and in practical application, the shape thereof has different arrangements according to the battery.
It is also noted that at least the side of the clamping plate 4 facing the battery is insulated in order to prevent leakage of the clamping plate 4, which would affect the measurement. In some embodiments, the clamping plate 4 is integrally insulated.
In some embodiments, the plurality of clamping plates 4 are uniformly distributed along the circumference of the battery. By the arrangement, the data of the expansion amount of the battery can be accurately measured, and the expansion data of the battery in different directions of the battery are collected, analyzed and improved.
The utility model has the operation gap 6 for connecting the power supply with the power supply, has strong compatibility, and can be suitable for batteries with the positive electrode and the negative electrode at the same end, and also suitable for batteries with the positive electrode and the negative electrode at different ends, thereby being suitable for industrial popularization and application.
An operation gap 6 for connecting a power supply to a power supply is arranged between the clamping plate 4 and the base 2, and an operation hole (not shown in the figure) for penetrating a power supply wire is arranged corresponding to the operation gap 6 of the mounting ring 3.
In some embodiments, the power cord is first threaded through the gap between the mounting ring 3 and the clamping plate 4 and then connected to the battery from the operating gap 6. Because there are other parts between the mounting ring 3 and the clamping plate 4, there is a risk that the power cord will become entangled with other parts.
Preferably, in the present embodiment, the mounting ring 3 is provided with an operation hole through which the power cord passes corresponding to the operation gap 6, and when the battery is powered on, the power cord passes through the operation hole first and then is connected to the battery from the operation gap 6. The arrangement makes the distribution of the power line clear and reasonable, has simple structure, and avoids the occurrence of the condition that the power line is interfered with other parts between the mounting ring 3 and the clamping plate 4.
Referring to fig. 1, a bracket 7 is disposed between the base 2 and the mounting ring 3, and an operation gap 6 for connecting a power supply to a power source is formed between the bracket 7, the mounting ring 3 and the base 2.
In some embodiments, to accommodate different models and sizes of batteries, the mounting ring 3 is attached to the base 2 on one side and extends away from the base 2 on the other side.
Preferably, in the present embodiment, by providing the bracket 7 between the mounting ring 3 and the base 2, the size of the mounting ring 3 is reduced, and the production cost is reduced; and through setting up support 7, need not to set up the operation hole on collar 3 to simplify the structure, reduce the technological requirement, improve production efficiency.
Referring to fig. 1, 2 and 3, the pressure sensor 5 includes: a first portion 51 detachably connected to the clamping plate 4; a second portion 52 connected to the mounting ring 3; the connection portion 53, the first portion 51 and the second portion 52 are connected by the connection portion 53.
According to the utility model, the pressure sensor 5 is detachably connected with the clamping plate 4, so that the pressure sensor 5 does not need to be arranged on the clamping plate 4 with each size, the production and storage cost is further reduced, the compatibility is improved, and the method is suitable for industrial popularization and application.
Further, in some embodiments, the second portion 52 is detachably connected to the mounting ring 3, thereby further improving compatibility of the product and reducing warehouse cost; meanwhile, the pressure sensor 5 is convenient to maintain and replace, and the maintenance cost is reduced. The detachable connection mode comprises but is not limited to screw connection, riveting, embedding, bonding and clamping connection.
Referring to fig. 1 and 2, the connection portion 53 is provided with a plurality of lightening holes 531.
It will be appreciated that the weight-reducing holes 531 provided in the connection portion 53 can effectively reduce the overall weight of the pressure sensor 5, thereby improving the connection stability of the pressure sensor 5 with the clamping plate 4, the mounting ring 3 and other structures, and further improving the stability of the overall structure.
Referring to fig. 1 and 2, the first portion 51 is clamped to the clamping plate 4.
Specifically, the clamping plate 4 is provided with a mounting groove on one surface facing the pressure sensor 5; the first portion 51 is clamped in the mounting groove, so that the pressure sensor 5 and the clamping plate 4 can be quickly detached and mounted, and the production efficiency is high. In some embodiments, the first portion 51 may be detachably coupled to the clamping plate 4 in a different manner, such as by screwing, riveting, snapping, etc.
Referring to fig. 1, 3 and 4, the method further includes: the abutting piece 8 is arranged between the mounting ring 3 and the clamping plate 4 in a sliding manner; the limiting groove 81 is provided on the surface of the abutting piece 8 facing the second portion 52, and the second portion 52 abuts in the limiting groove 81.
It should be noted that, the limiting groove 81 has an abutting surface corresponding to the second portion 52, in this embodiment, the abutting surface is a plane, so that the connection between the second portion 52 and the limiting groove 81 is more stable, and the accuracy of data measurement is ensured. In other embodiments, the abutment surface can vary depending on the particular shape of the pressure sensor 5.
Referring to fig. 1, 3 and 4, the method further includes: a fixing rod 91 fixedly arranged on the inner wall of the mounting ring 3; a guide plate 92 connected to one end of the fixing rod 91 near the second portion 52; a slide bar 93, one end of which is connected to the abutting piece 8, and the other end of which passes through the guide plate 92; the elastic piece 94 is arranged on the sliding rod 93 and clamped between the abutting piece 8 and the guide plate 92, and is used for driving the abutting piece 8 to reset.
In the process of measuring the expansion amount of the battery, when the battery expands, the clamping plate 4 is pushed to move, so that the pressure sensor 5 is driven to drive the abutting piece 8 to move, and at the moment, the elastic piece 94 is compressed under force; when the expansion amount of the battery disappears, the elastic member 94 drives the abutting member 8 to reset. In this embodiment, the fixing rod 91 is screwed to the inner wall of the mounting ring 3, so as to ensure structural stability.
Referring to fig. 1 and 3, a supporting plate 31 is disposed at the bottom of the mounting ring 3, and the lower surface of the clamping plate 4 abuts against the supporting plate 31; the support plate 31 is provided with a through hole corresponding to the battery.
The support plate 31 for supporting the clamping plate 4 is arranged at the bottom of the mounting ring 3, so that the influence of the dead weight of the battery and the clamping plate 4 on the connection stability of the pressure sensor 5 is avoided, and the shaking instability of the pressure sensor 5 is prevented, thereby influencing the accuracy and the authenticity of measured data.
Further, in some embodiments, the guide plate 92 is fixed to the sidewall of the mounting ring 3 and/or the support plate 31 to further increase structural stability, and effectively prevent the pressure sensor 5 from shaking unstably during the process of measuring the expansion amount of the battery, thereby affecting the accuracy of measurement data.
Preferably, the battery testing device 1 is applied to a cylindrical battery, and the clamping plate 4 has an arc surface on the side facing the radially outer wall of the cylindrical battery.
It should be noted that the product can be applied to cylindrical batteries, square batteries, or other batteries requiring measurement of the expansion of the battery. Specifically, the battery-facing surface of the chucking plate 4 has a shape matching the battery-peripheral side surface so as to closely fit the battery-peripheral side surface. In this embodiment, taking a cylindrical battery as an example, the clamping plate 4 has an arc surface attached to the radially outer wall of the cylindrical battery.
According to the utility model, the clamping plate 4 is attached to the surface of the non-charging end of the battery to form an annular structure for clamping the battery, and the two ends of the annular structure are communicated, so that the charging end of the battery is exposed to be connected with a power supply, and the battery is suitable for batteries with the positive electrode and the negative electrode at the same end and batteries with the positive electrode and the negative electrode at different ends, and has strong compatibility; the clamping plate 4 is movably arranged on the mounting ring 3, so that batteries with different types and sizes can be compatible, the production and storage costs are reduced, and the product competitiveness is improved.
The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the embodiment, and also comprises the technical scheme formed by any combination of the technical features. It should be noted that modifications and adaptations to the utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (10)
1. A battery testing apparatus, comprising:
A base (2) provided with a mounting ring (3);
The clamping plates (4) are movably arranged on the inner wall of the mounting ring (3), the clamping plates (4) are attached to the surface of the non-charging end of the battery to form a ring-shaped structure with two through ends, and the ring-shaped structure is used for clamping the battery;
And the pressure sensor (5) is arranged between the clamping plate (4) and the mounting ring (3) and is used for measuring the pressure value between the clamping plate (4) and the mounting ring (3).
2. The battery testing device according to claim 1, wherein an operation gap (6) for connecting a power supply to a power supply is arranged between the clamping plate (4) and the base (2), and the mounting ring (3) is provided with an operation hole for penetrating a power supply wire corresponding to the operation gap (6).
3. A battery testing device according to claim 1, characterized in that a bracket (7) is arranged between the base (2) and the mounting ring (3), and an operating gap (6) for connecting a battery to a power supply is formed between the bracket (7), the mounting ring (3) and the base (2).
4. A battery testing device according to any of claims 1-3, characterized in that the pressure sensor (5) comprises:
A first portion (51) removably connected to the clamping plate (4);
A second portion (52) connected to the mounting ring (3);
-a connection portion (53), said first portion (51) and said second portion (52) being connected by means of said connection portion (53).
5. A battery testing device according to claim 4, wherein the connection portion (53) is provided with a plurality of lightening holes (531).
6. A battery testing device according to claim 4, wherein the first portion (51) is clamped to the clamping plate (4).
7. The battery testing device according to claim 5 or 6, further comprising:
An abutting piece (8) which is arranged between the mounting ring (3) and the clamping plate (4) in a sliding manner;
And a limiting groove (81) which is arranged on the surface of the abutting piece (8) facing the second part (52), wherein the second part (52) abuts in the limiting groove (81).
8. The battery testing device of claim 7, further comprising:
the fixing rod (91) is fixedly arranged on the inner wall of the mounting ring (3);
A guide plate (92) connected to one end of the fixing rod (91) near the second part (52);
A slide bar (93), one end of which is connected with the abutting piece (8), and the other end of which is penetrated through the guide plate (92);
The elastic piece (94) is arranged on the sliding rod (93) and clamped between the abutting piece (8) and the guide plate (92) and used for driving the abutting piece (8) to reset.
9. A battery testing device according to any one of claims 1-3 or 5 or 6 or 8, wherein a support plate (31) is arranged at the bottom of the mounting ring (3), and the lower surface of the clamping plate (4) is abutted against the support plate (31);
The supporting plate (31) is provided with a through hole corresponding to the battery.
10. A battery testing device according to claim 9, characterized in that the battery testing device (1) is applied to a cylindrical battery, the side of the clamping plate (4) facing the radially outer wall of the cylindrical battery having an arc surface.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322726227.1U CN220853555U (en) | 2023-10-11 | 2023-10-11 | Battery testing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322726227.1U CN220853555U (en) | 2023-10-11 | 2023-10-11 | Battery testing device |
Publications (1)
Publication Number | Publication Date |
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CN220853555U true CN220853555U (en) | 2024-04-26 |
Family
ID=90786704
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202322726227.1U Active CN220853555U (en) | 2023-10-11 | 2023-10-11 | Battery testing device |
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CN (1) | CN220853555U (en) |
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2023
- 2023-10-11 CN CN202322726227.1U patent/CN220853555U/en active Active
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