Nickel tab with good conductive effect

Abstract

The utility model discloses a nickel tab with a good conductive effect, which comprises a nickel metal strap, an insulating heat conduction pad is fixedly connected on the outer side wall of the nickel metal strap and close to the left end, a first heat absorption pad is fixedly connected on the outer side wall of the insulating heat conduction pad, a second heat absorption pad is fixedly connected on the outer side wall of the first heat absorption pad, and the second heat absorption pad is fixedly connected on the outer side wall of the second heat absorption pad. The outer side wall of the second heat absorption pad is fixedly connected with a buffer layer, and the outer side wall of the buffer layer is fixedly connected with a sealing layer. A plurality of through holes are formed in the first heat absorption pad, the second heat absorption pad, the buffer layer and the sealing layer, a heat conduction column is arranged in each through hole, a heat conduction plate is fixedly connected to the end, away from the nickel metal belt, of each heat conduction column, and a plurality of heat dissipation grooves are formed in the outer side wall of each heat conduction plate. According to the nickel pole piece, the heat conduction plate, the heat conduction column and the insulation heat conduction pad are combined, so that the heat dissipation efficiency of the nickel metal belt can be effectively improved, and the conductive effect of the nickel pole piece is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to battery production technical field, especially nickel tab of good conductive effect. BACKGROUND

[0002] The tab is a raw material of a lithium ion polymer battery product, and is a metal conductor for leading out the positive and negative poles of the battery, and is a contact point during charging and discharging.

[0003] The nickel tab is connected to the used equipment through the metal strip in the middle, and when the nickel tab is used, the temperature of the nickel tab rises due to the heat effect of the current, which increases the resistivity of the nickel tab and reduces the conductivity, affecting the normal use of the equipment. UTILITY MODEL CONTENT

[0004] The utility model discloses a nickel tab with good conductivity, which is provided with a heat conduction plate, a heat conduction column and an insulating heat conduction pad.

[0005] The device is provided with a multilayer structure on the outer wall of the insulating heat conduction pad, and the first heat absorption pad and the second heat absorption pad can effectively store heat temporarily and increase the heat absorption area of the heat conduction column.

[0006] The utility model discloses a nickel tab with good conductivity, which is provided with a heat conduction plate, a heat conduction column and an insulating heat conduction pad.

[0007] The first heat-absorbing pad, the second heat-absorbing pad, the buffer layer and the sealing layer are internally provided with a plurality of through holes, each of the through holes is internally provided with a heat-conducting column, one end of the heat-conducting column away from the nickel metal strip is fixedly connected with a heat-conducting plate, the outer side wall of the heat-conducting plate is provided with a plurality of heat dissipation grooves, and the front side wall, the left side wall and the rear side wall of the buffer layer are fixedly connected with protective sleeves.

[0008] According to the nickel tab with good conductive effect, the buffer layer and the heat-conducting plate are matched, the heat-conducting plate surrounds a shell, and the left end of the nickel metal strip is wrapped.

[0009] According to the nickel tab with good conductive effect, the heat-conducting plate and the heat-conducting column are made of an integral material, and the overall heat-conducting effect of the heat-conducting plate is improved.

[0010] According to the nickel tab with good conductive effect, the heat-conducting plate and the heat-conducting column are made of pure copper material, and the heat-conducting efficiency of the heat-conducting plate is greatly improved.

[0011] According to the nickel tab with good conductive effect, the insulating heat-conducting pad is made of heat-conducting silica gel material, the left end of the nickel metal strip is wrapped, heat generated by the nickel metal strip is absorbed while the left end of the nickel metal strip is insulated and closed.

[0012] According to the nickel tab with good conductive effect, the first heat-absorbing pad is made of aluminum nitride material, and can effectively absorb heat of the outer side wall of the insulating heat-conducting pad.

[0013] According to the nickel tab with good conductive effect, the second heat-absorbing pad is made of carbon nanomaterial, and can absorb heat of the outer side wall of the first heat-absorbing pad.

[0014] According to the nickel tab with good conductive effect, the buffer layer is made of polyurethane material, the sealing layer is made of polytetrafluoroethylene material, and the protective sleeve is made of polyethylene material, so that the nickel tab is effectively protected.

[0015] Additional aspects and advantages of the present application will be further described in the following description, some of which will be apparent to those skilled in the art from the following description, or will be learned from the practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0016] The present application will be further described below in combination with the drawings and embodiments.

[0017] Figure 1 It is a structural schematic view of the nickel tab with good conductive effect.

[0018] Figure 2 is a sectional view of the nickel tab with good conductive effect of the utility model;

[0019] Figure 3 is a left side view of the nickel tab with good conductive effect of the utility model;

[0020] Figure 4 is a front view of the nickel tab with good conductive effect of the utility model.

[0021] Legend:

[0022] 1, nickel metal belt; 101, insulating heat-conducting pad; 2, protective sleeve; 3, heat-conducting plate; 301, heat dissipation groove; 302, heat-conducting column; 4, first heat-absorbing pad; 5, second heat-absorbing pad; 6, buffer layer; 7, sealing layer. Specific implementation

[0023] This part will describe the specific embodiments of the utility model in detail, the preferred embodiments of the utility model are shown in the drawings, the role of the drawings is to supplement the description of the text part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] In the description of the utility model, it should be pointed out that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model; the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance, in addition, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0025] Reference Figures 1-4The utility model discloses a nickel pole ear good in conductive effect, which comprises a nickel metal strip 1, an insulating heat-conducting pad 101 fixedly connected to the outer side wall of the nickel metal strip 1 and close to the left end, the insulating heat-conducting pad 101 being made of heat-conducting silica gel material, and the left end of the nickel metal strip 1 being wrapped, so that the heat generated by the nickel metal strip 1 is absorbed while the left end of the nickel metal strip 1 is insulated and closed.

[0026] The outer side wall of the insulating heat-conducting pad 101 is fixedly connected with a first heat-absorbing pad 4 made of aluminum nitride material, which can effectively absorb the heat of the outer side wall of the insulating heat-conducting pad 101. The outer side wall of the first heat-absorbing pad 4 is fixedly connected with a second heat-absorbing pad 5 made of carbon nanomaterial, which can absorb the heat of the outer side wall of the first heat-absorbing pad 4. The outer side wall of the second heat-absorbing pad 5 is fixedly connected with a buffer layer 6, and the outer side wall of the buffer layer 6 is fixedly connected with a sealing layer 7.

[0027] The first heat-absorbing pad 4, the second heat-absorbing pad 5, the buffer layer 6 and the sealing layer 7 are each provided with a plurality of through holes, and each through hole is provided with a heat-conducting column 302. One end of the heat-conducting column 302 away from the nickel metal strip 1 is fixedly connected with a heat-conducting plate 3. The heat-conducting plate 3 and the heat-conducting column 302 are made of an integral material, which improves the overall heat-conducting effect of the heat-conducting plate 3. The heat-conducting plate 3 and the heat-conducting column 302 are made of pure copper material, which greatly improves the heat-conducting efficiency of the heat-conducting plate 3.

[0028] The outer side wall of the heat-conducting plate 3 is provided with a plurality of heat dissipation grooves 301. The front wall, the left wall and the rear wall of the buffer layer 6 are fixedly connected with a protective sleeve 2. The buffer layer 6 is made of polyurethane material, which has good buffering effect. The sealing layer 7 is made of polytetrafluoroethylene material, which has good sealing effect. The protective sleeve 2 is made of polyethylene material, which effectively protects the nickel pole ear.

[0029] The protective sleeve 2 and the heat-conducting plate 3 cooperate with each other, so that the buffer layer 6 and the heat-conducting plate 3 cooperate with each other and the heat-conducting plate 3 forms a shell, thereby wrapping the left end of the nickel metal strip 1.

[0030] Working principle: the device is provided with heat conduction plate 3, heat conduction column 302 and insulating heat conduction pad 101, the insulating heat conduction pad 101 can wrap the left end of the nickel metal strip 1, and can absorb the heat generated by the nickel metal strip 1 while insulating and closing the left end of the nickel metal strip 1, the heat conduction column 302 can absorb the heat of the insulating heat conduction pad 101 and transfer the heat to the heat conduction plate 3, the setting of the heat dissipation groove 301 on the outer wall of the heat conduction plate 3 can effectively improve the heat dissipation efficiency of the heat conduction plate 3, the combination of the heat conduction plate 3, the heat conduction column 302 and the insulating heat conduction pad 101 can effectively provide the heat dissipation efficiency of the nickel metal strip 1; the device adds a multilayer structure to the outer wall of the insulating heat conduction pad 101, the first heat absorption pad 4 and the second heat absorption pad 5 can effectively temporarily store heat, effectively improve the heat absorption area of the heat conduction column 302, and the setting of the buffer layer 6, the sealing layer 7 and the protective sleeve 2 can effectively improve the use effect of the pole piece.

[0031] The embodiments of the utility model are described in detail above combined with the drawings, but the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range possessed by ordinary skilled in the art without departing from the purpose of the utility model.

Claims

1. A nickel tab with good conductivity, characterized in that, Include: Nickel metal band (1), the outer side wall of the nickel metal band (1) and close to the left end is fixedly connected with an insulating heat-conducting pad (101), the outer side wall of the insulating heat-conducting pad (101) is fixedly connected with a first heat-absorbing pad (4), the outer side wall of the first heat-absorbing pad (4) is fixedly connected with a second heat-absorbing pad (5), the outer side wall of the second heat-absorbing pad (5) is fixedly connected with a buffer layer (6), the outer side wall of the buffer layer (6) is fixedly connected with a sealing layer (7); The inside of the first heat-absorbing pad (4), the second heat-absorbing pad (5), the buffer layer (6) and the sealing layer (7) are provided with a plurality of through holes, the inside of each through hole is provided with a heat-conducting column (302), one end of the heat-conducting column (302) away from the nickel metal band (1) is fixedly connected with a heat-conducting plate (3), the outer side wall of the heat-conducting plate (3) is provided with a plurality of heat dissipation grooves (301), the front side wall, the left side wall and the back side wall of the buffer layer (6) are fixedly connected with a protective sleeve (2).

2. The nickel tab with good conductivity according to claim 1, characterized in that, The protective sleeve (2) and the heat-conducting plate (3) are matched.

3. The nickel tab with good conductivity according to claim 1, characterized in that, The heat-conducting plate (3) and the heat-conducting column (302) are made of an integral material.

4. The nickel tab with good conductivity according to claim 1, characterized in that, The heat-conducting plate (3) and the heat-conducting column (302) are made of pure copper material.

5. The nickel tab with good conductivity according to claim 1, characterized in that, The insulating heat-conducting pad (101) is made of heat-conducting silica gel material.

6. The nickel tab with good conductivity according to claim 1, characterized in that, The first heat-absorbing pad (4) is made of aluminum nitride material.

7. The nickel tab with good conductivity according to claim 1, characterized in that, The second heat-absorbing pad (5) is made of carbon nano material.

8. The nickel tab with good conductivity according to claim 1, characterized in that, The buffer layer (6) is made of polyurethane material, the sealing layer (7) is made of polytetrafluoroethylene material, and the protective sleeve (2) is made of polyethylene material.

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