Modified cylindrical hydrogen-nickel battery

Abstract

The utility model belongs to the technical field of batteries, and relates to a modified cylindrical hydrogen-nickel battery which comprises a battery shell, a battery shell cover fixedly welded at one end of the battery shell and used for sealing, and a plurality of battery cell components arranged in the battery shell and used for storing electricity, the battery core assembly comprises a plurality of hydrogen-nickel battery core units, a battery core combination sleeve, a positive electrode connecting piece and a negative electrode connecting piece, the hydrogen-nickel battery core units are clamped and combined through the battery core combination sleeve, the positive electrode connecting piece is fixedly welded to the positive electrodes of the hydrogen-nickel battery core units, and the negative electrode connecting piece is fixedly welded to the negative electrodes of the hydrogen-nickel battery core units; the circuit board is fixedly arranged in the battery shell, one end of the circuit board is electrically connected with two wires, and the other end of each wire is provided with a socket; the hydrogen-nickel battery is modified to be cylindrical, the space utilization rate is further improved through the combined design of the battery core components and the design of the lead-out wire and the socket, and the needle cylinder effect between the battery cores is solved through the separation components.

Description

TECHNICAL FIELD

[0001] The utility model belongs to battery technical field, especially relates to a refitted cylindrical hydrogen nickel battery. BACKGROUND

[0002] The nickel-hydrogen battery is a rechargeable battery, uses nickel hydroxide as the positive material, hydrogen storage alloy as the negative material, and alkaline electrolyte (usually potassium hydroxide solution) as the medium of electrochemical reaction. The nickel-hydrogen battery belongs to the secondary battery, that is, it can be repeatedly charged and discharged.

[0003] The existing hydrogen nickel battery is generally cylindrical in order to improve space utilization, and multiple battery cells are connected head to tail, so that each battery cell is not fixed relative to the shell during use, and the bottom battery cell is pressed by the upper battery cell, which increases the safety hazard. UTILITY MODEL CONTENT

[0004] In order to solve the technical problem that the existing hydrogen nickel battery is generally cylindrical in order to improve space utilization, and multiple battery cells are connected head to tail, so that each battery cell is not fixed relative to the shell during use, and the bottom battery cell is pressed by the upper battery cell, which increases the safety hazard, the utility model provides the following technical scheme:

[0005] The utility model relates to a refitted cylindrical hydrogen nickel battery, including battery shell, one end of battery shell is fixedly welded with the battery shell cover for sealing, still include:

[0006] A plurality of battery cell assemblies for power storage in the battery shell, the battery cell assembly includes a hydrogen nickel cell unit, a cell combination sleeve, a positive electrode connecting piece and a negative electrode connecting piece, the hydrogen nickel cell unit is provided with a plurality of and is combined through the cell combination sleeve clamping, the positive electrode connecting piece is fixedly welded on the positive electrode of a plurality of hydrogen nickel cell units, and the negative electrode connecting piece is fixedly welded on the negative electrode of a plurality of hydrogen nickel cell units.

[0007] A plurality of separation assemblies are arranged between adjacent two battery cell assemblies.

[0008] The circuit board is fixedly installed in the battery shell, and one end of the circuit board is electrically connected with two wires, and the other end of the wire is provided with a socket.

[0009] As a preferred technical scheme of the utility model, the battery shell and the battery shell cover outer end correspondingly set up the clamping groove for battery installation.

[0010] As a preferred technical scheme of the utility model, the sealing rubber sleeve for sealing the wire is fixedly clamped on the battery shell cover.

[0011] As a preferred technical scheme of the utility model, the outer circular ring of the battery cell combination sleeve is integrally formed with multiple limiting strips, and the battery shell inner wall is provided with multiple limiting grooves corresponding to the limiting strips.

[0012] As a preferred technical scheme of the utility model, the positive electrode connecting piece and the negative electrode connecting piece are both welded with welding pieces for electrical connection with the circuit board.

[0013] As a preferred technical scheme of the utility model, the separation assembly comprises two insulating buffer pads and two spacers, and the insulating buffer pads are arranged between the two spacers.

[0014] As a preferred technical scheme of the utility model, the two spacers are provided with clamping grooves corresponding to the positive electrode connecting piece and the negative electrode connecting piece at the ends away from each other.

[0015] As a preferred technical scheme of the utility model, the positive electrode connecting piece, the negative electrode connecting piece, the battery cell combination sleeve and the separation assembly are all provided with through holes for the circuit board to pass through.

[0016] The utility model has the advantages of:

[0017] The multiple hydrogen nickel battery cell units are combined and fixed by the battery cell combination sleeve, the positive electrodes of the multiple hydrogen nickel battery cell combination units are connected by the positive electrode connecting piece, the negative electrodes of the multiple hydrogen nickel battery cell combination units are connected by the negative electrode connecting piece, the multiple battery cell assemblies are clamped in the battery shell, the battery is refitted, the adjacent battery cell assemblies are separated by the added separation assembly, the danger of battery refitting is reduced, the extrusion pressure between the battery cell assemblies is reduced, the lead-out wire and the socket are electrically connected with the external equipment, and the convenience of battery connection is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] The accompanying drawings are included to provide a further understanding of the utility model and constitute a part of the specification, and are used to explain the utility model together with embodiments of the utility model, and do not constitute a limitation on the utility model. In the drawings:

[0019] Figure 1 It is a structure schematic view of the utility model for refitting a cylindrical hydrogen nickel battery;

[0020] Figure 2 It is an internal structure schematic view of the utility model for refitting a cylindrical hydrogen nickel battery;

[0021] Figure 3 It is a structure schematic view of a battery cell assembly in the utility model for refitting a cylindrical hydrogen nickel battery;

[0022] Figure 4This is a schematic diagram of the structure of a separator component in a modified cylindrical nickel-hydrogen battery according to this utility model;

[0023] Figure 5 This is a schematic diagram of the circuit board structure in a modified cylindrical nickel-hydrogen battery according to this utility model.

[0024] In the diagram: 1. Battery casing; 101. Battery casing cover; 102. Slot; 103. Sealing sleeve; 2. Cell assembly; 201. Nickel-hydrogen battery cell unit; 202. Cell assembly sleeve; 203. Positive electrode connecting piece; 204. Negative electrode connecting piece; 205. Welding piece; 3. Separator assembly; 301. Spacer; 302. Insulating buffer pad; 4. Circuit board; 401. Wire; 402. Socket. Detailed Implementation

[0025] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0026] Example: Figures 1-5 As shown, a modified cylindrical nickel-hydrogen battery includes a battery casing 1, one end of which is fixedly welded with a battery casing cover 101 for sealing. It also includes multiple battery cell assemblies 2 disposed within the battery casing 1 for energy storage. Each battery cell assembly 2 includes a nickel-hydrogen cell unit 201, a cell assembly sleeve 202, a positive electrode connecting piece 203, and a negative electrode connecting piece 204. Multiple nickel-hydrogen cell units 201 are provided and are snapped together by the cell assembly sleeve 202. The positive electrode connecting piece 203 is fixedly welded to the positive electrode of the multiple nickel-hydrogen cell units 201, and the negative electrode connecting piece 204 is fixedly welded to the negative electrode of the multiple nickel-hydrogen cell units 201. In use, the multiple nickel-hydrogen cell units 201 are assembled and fixed by the cell assembly sleeve 202, the positive electrodes of the multiple nickel-hydrogen cell assembly units are connected by the positive electrode connecting piece 203, and the negative electrodes of the multiple nickel-hydrogen cell assembly units are connected by the negative electrode connecting piece 204.

[0027] Multiple separator components 3 are disposed between two adjacent battery cell assemblies 2;

[0028] A circuit board 4 is fixedly installed inside the battery casing 1. One end of the circuit board 4 is electrically connected to two wires 401, and the other end of the wires 401 is provided with a socket 402. In use, it can be electrically connected to external devices through the wires 401 and the socket 402, which improves the convenience of connection.

[0029] The battery shell 1 and the outer end of the battery shell cover 101 are provided with clamping grooves 102 for mounting the battery.

[0030] The battery shell cover 101 is fixedly provided with a sealing rubber sleeve 103 for sealing the wire 401.

[0031] The outer circular ring of the battery cell combination sleeve 202 is integrally formed with a plurality of limiting strips, and the inner wall of the battery shell 1 is provided with a plurality of limiting grooves corresponding to the limiting strips.

[0032] The positive electrode connecting piece 203 and the negative electrode connecting piece 204 are welded with welding pieces 205 for electrically connecting the circuit board 4.

[0033] The separation assembly 3 comprises two insulating buffer pads 302 and two insulating buffer pads 302.

[0034] The two insulating buffer pads 302 are provided with clamping grooves corresponding to the positive electrode connecting piece 203 and the negative electrode connecting piece 204.

[0035] The positive electrode connecting piece 203, the negative electrode connecting piece 204, the battery cell combination sleeve 202 and the separation assembly 3 are provided with through holes for the circuit board 4.

[0036] Specifically, the utility model for use, through the battery cell combination sleeve 202, a plurality of hydrogen nickel battery cell units 201 are combined and fixed, through the positive electrode connecting piece 203, the positive electrode of a plurality of hydrogen nickel battery cell combination units is connected, through the negative electrode connecting piece 204, the negative electrode of a plurality of hydrogen nickel battery cell combination units is connected, and a plurality of battery cell assemblies 2 are clamped in the battery shell 1, and through the welding pieces 205 on the positive electrode connecting piece 203 and the negative electrode connecting piece 204, the circuit board 4 can be electrically connected, and when power supply is needed, only the outgoing wire 401 and the plug 402 are electrically connected with external equipment, the convenience of connection is improved.

[0037] In the description of the utility model, need understanding is, the orientation or positional relation indicated by the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inner", "front", "central", "both ends" and the like is based on the orientation or positional relation shown in the drawings, is only for the convenience of describing the utility model and simplifying the description, and is not indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.

[0038] In the utility model, unless another explicit provision and limitation, the terms "mount", "set", "connect", "fix", "screw" and the other terms should be broadly understood, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;It can be directly connected, also can be indirectly connected through intermediate medium, can be the communication or the interaction relationship of two elements inside two elements, unless another explicit limitation, for the ordinary skill in the art, can understand the specific meaning of the above terms in the utility model according to specific circumstances.

[0039] Although the embodiments of the utility model have been shown and described, it can be understood by those of ordinary skill in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A retrofit cylindrical nickel-hydrogen battery comprising a battery housing (1), characterized in that: The battery shell (1) one end fixed welding has for sealing battery shell cover (101), still includes: Multiple set in the battery shell (1) for the electric core subassembly (2) of electricity storage, the electric core subassembly (2) includes hydrogen nickel electric core unit (201), electric core combination cover (202), positive pole connecting piece (203) and negative pole connecting piece (204), the hydrogen nickel electric core unit (201) is equipped with multiple and is combined by electric core combination cover (202) clamping, the positive pole connecting piece (203) is fixedly welded in the positive pole of multiple hydrogen nickel electric core unit (201), the negative pole connecting piece (204) is fixedly welded in the negative pole of multiple hydrogen nickel electric core unit (201); Multiple set in the adjacent two electric core subassembly (2) between the separation subassembly (3); Fixedly installed in the circuit board (4) in the battery shell (1), one end of the circuit board (4) is electrically connected with two wires (401) and the other end of wire (401) is provided with the socket (402).

2. A retrofitted cylindrical nickel-hydrogen battery as claimed in claim 1, wherein: The battery shell (1) and battery shell cover (101) outer end correspondingly set up for the battery installation clamping groove (102).

3. A retrofitted cylindrical nickel-hydrogen battery as claimed in claim 1, wherein: The battery shell cover (101) is fixedly clamped with the sealing rubber sleeve (103) for sealing wire (401).

4. The retrofit cylindrical nickel-hydrogen battery of claim 1, wherein: The outer circular ring of the electric core combination cover (202) is integrally formed with multiple limiting strips, and the inner wall of the battery shell (1) is provided with multiple limiting grooves corresponding to the limiting strips.

5. The retrofit cylindrical nickel-hydrogen battery of claim 1, wherein: The positive pole connecting piece (203) and the negative pole connecting piece (204) are both welded with the welding piece (205) for electrically connecting with the circuit board (4).

6. A retrofitted cylindrical nickel-hydrogen battery as claimed in claim 1, wherein: The separation subassembly (3) includes a spacer (301) and an insulating cushion (302), the spacer (301) is provided with two pieces and the insulating cushion (302) is arranged between the two spacers (301).

7. A retrofitted cylindrical nickel-hydrogen battery as claimed in claim 6, wherein: Two pieces of the spacer (301) are respectively provided with clamping grooves corresponding to the positive pole connecting piece (203) and the negative pole connecting piece (204) at the end away from each other.

8. A retrofitted cylindrical nickel-hydrogen battery as claimed in claim 7, wherein: The positive pole connecting piece (203), the negative pole connecting piece (204), the electric core combination cover (202) and the separation subassembly (3) are all provided with through holes for the circuit board (4) to pass through.

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