Contact type lithium battery with replaceable capacitor

Abstract

The utility model provides a contact type lithium battery with a replaceable capacitor. The contact type lithium battery comprises an aluminum shell, a sealing rubber plug, a capacitive lithium ion battery cell, an annular plate and a PC (Polycarbonate) insulating spacer, wherein one end of the aluminum shell is of a closed structure, and the other end of the aluminum shell is of an open structure; the sealing rubber plug is packaged in one end, with the opening structure, of the aluminum shell; the capacitive lithium ion battery cell is packaged in the aluminum shell through a sealing rubber plug, a positive guide pin and a negative guide pin are arranged on the capacitive lithium ion battery cell, the positive guide pin is electrically connected with a positive plate in the capacitive lithium ion battery cell, and the negative guide pin is electrically connected with a negative plate in the capacitive lithium ion battery cell. When the contact type replaceable capacitor lithium battery provided by the utility model is used, the annular positive electrode contact and the annular negative electrode contact can be used for contacting a positive electrode and a negative electrode on a main board of equipment, so that the contact type replaceable capacitor lithium battery is convenient to disassemble and assemble, convenient to replace in the later period and convenient to recycle, and is environment-friendly.

Description

Technical Field

[0001] The utility model relates to the technical field of capacitor batteries, in particular to a contact-type replaceable capacitor lithium battery. Background Art

[0002] At present, when domestic capacitor batteries are used in customer terminals, the battery guide pins are welded to the device motherboard. This will make the battery life determine the life of the device, and it will be difficult to replace the battery when the battery reaches the end of its use. Especially when used in disposable products, the battery cannot be replaced, resulting in the battery being scrapped along with the device. The scrapped battery is difficult to disassemble and recycle, which is very unfriendly to the environment.

[0003] Therefore, a contact-type replaceable capacitor lithium battery is proposed. Utility Model Content

[0004] The utility model aims to solve the problems raised in the background technology and provides a contact-type replaceable capacitor lithium battery.

[0005] The specific technical solutions are as follows:

[0006] A contact-type replaceable capacitor lithium battery, comprising:

[0007] An aluminum shell, one end of which is a closed structure, and the other end of which is an open structure;

[0008] A sealing rubber plug, the sealing rubber plug is sealed inside one end of the aluminum shell that is an open structure;

[0009] A capacitor lithium-ion battery cell, wherein the capacitor lithium-ion battery cell is encapsulated inside the aluminum shell through the sealing rubber plug, and the capacitor lithium-ion battery cell has a positive electrode guide needle and a negative electrode guide needle, the positive electrode guide needle is electrically connected to the positive electrode sheet inside the capacitor lithium-ion battery cell, the negative electrode guide needle is electrically connected to the negative electrode sheet inside the capacitor lithium-ion battery cell, and one end of the negative electrode guide needle and the positive electrode guide needle away from the capacitor lithium-ion battery cell both penetrate the sealing rubber plug and are exposed;

[0010] An annular plate, wherein the annular plate is welded to one end of the aluminum shell with an open structure by a laser welding machine, an annular positive electrode contact is plated on the inner ring of the annular plate by a gold plating process, and an annular negative electrode contact is plated on the outer ring of the annular plate by a gold plating process, the annular positive electrode contact is electrically connected to the positive electrode guide pin, and the annular negative electrode contact is electrically connected to the negative electrode guide pin;

[0011] A PC insulating gasket is adhered to a side surface of the annular plate facing away from the aluminum shell, and is used to separate the annular positive contact and the annular negative contact.

[0012] As a preferred solution of the utility model, the inner circle of the annular positive contact is in the shape of a regular hexagon.

[0013] As a preferred solution of the utility model, the annular plate is a plastic insulating plate.

[0014] As a preferred solution of the utility model, a through hole for avoiding the inner ring of the annular positive contact is reserved on the PC insulating gasket.

[0015] As a preferred solution of the utility model, a sealing annular groove body is pressed on the aluminum shell, and the sealing annular groove body is pressed tightly on the outer periphery of the sealing rubber plug.

[0016] As a preferred solution of the utility model, one end of the aluminum shell with an open structure is closed to form a sealing ring, and the sealing ring is pressed tightly on an end face of the sealing plug facing away from the capacitive lithium-ion battery cell.

[0017] As a preferred solution of the present invention, the aluminum shell and the capacitive lithium-ion battery cell are both cylindrical.

[0018] The utility model has the following beneficial effects:

[0019] The contact-type replaceable capacitor lithium battery provided by the utility model can utilize the annular positive contact and the annular negative contact to contact the positive and negative electrodes on the mainboard of the device when in use, so that the contact-type replaceable capacitor lithium battery is easy to disassemble and assemble, easy to replace later, and easy to recycle, which is more environmentally friendly. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A schematic diagram of the structure of a contact-type replaceable capacitor lithium battery provided in an embodiment of the utility model;

[0021] Figure 2 A schematic diagram of the explosion structure of a contact-type replaceable capacitor lithium battery provided in an embodiment of the utility model;

[0022] Figure 3 A schematic diagram of the planar structure of a contact-type replaceable capacitor lithium battery provided in an embodiment of the utility model;

[0023] Figure 4 For along Figure 3 Schematic diagram of the cross-sectional structure cut along line AA.

[0024] In the attached figure:

[0025] 1. Aluminum shell; 2. Capacitor lithium-ion battery cell; 3. Sealing rubber plug; 4. Sealing annular groove body; 5. Annular plate; 6. Annular positive contact; 7. Annular negative contact; 8. PC insulating gasket; 9. Positive guide pin; 10. Negative guide pin; 11. Sealing pressure ring. DETAILED DESCRIPTION

[0026] The technical solution of the utility model is further explained below with reference to the accompanying drawings and through specific implementation methods.

[0027] Among them, the drawings are only used for illustrative explanations, and they only represent schematic diagrams rather than actual pictures, and should not be understood as limitations on this patent; in order to better illustrate the embodiments of the utility model, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of the actual product; for those skilled in the art, it is understandable that some well-known structures and their descriptions in the drawings may be omitted.

[0028] The same or similar numbers in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the terms describing the position relationship in the drawings are only used for illustrative purposes and cannot be understood as a limitation on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0029] In the description of the present invention, unless otherwise clearly specified and limited, if the term "connection" or the like appears to indicate the connection relationship between components, the term should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two components or the interaction relationship between two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0030] Example

[0031] The contact-type replaceable capacitor lithium battery provided in this embodiment is as follows: Figure 1-Figure 4 As shown, it includes: an aluminum shell 1, a sealing rubber plug 3, a capacitive lithium-ion battery cell 2, a ring plate 5 and a PC insulating gasket 8.

[0032] One end of the aluminum shell 1 is a closed structure, and the other end of the aluminum shell 1 is an open structure;

[0033] The sealing rubber plug 3 is encapsulated inside one end of the aluminum shell 1 which is an open structure;

[0034] The capacitor lithium ion battery cell 2 is encapsulated in the aluminum shell 1 through the sealing rubber plug 3, and the capacitor lithium ion battery cell 2 has a positive electrode guide needle 9 and a negative electrode guide needle 10, the positive electrode guide needle 9 is electrically connected to the positive electrode sheet inside the capacitor lithium ion battery cell 2, and the negative electrode guide needle 10 is electrically connected to the negative electrode sheet inside the capacitor lithium ion battery cell 2, and the negative electrode guide needle 10 and the positive electrode guide needle 9 at one end away from the capacitor lithium ion battery cell 2 are both penetrated through the sealing rubber plug 3 and exposed;

[0035] The annular plate 5 is welded to one end of the aluminum shell 1 with an open structure by a laser welding machine, and an annular positive electrode contact 6 is plated on the inner ring of the annular plate 5 by a gold plating process, and an annular negative electrode contact 7 is plated on the outer ring of the annular plate 5 by a gold plating process, the annular positive electrode contact 6 is electrically connected to the positive electrode guide pin 9, and the annular negative electrode contact 7 is electrically connected to the negative electrode guide pin 10;

[0036] The PC insulating gasket 8 is pasted on the side surface of the annular plate 5 facing away from the aluminum shell 1 , and is used to separate the annular positive contact 6 and the annular negative contact 7 .

[0037] The contact-type replaceable capacitor lithium battery using the above technical solution is mainly composed of an aluminum shell 1, a sealing rubber plug 3, a capacitor lithium-ion battery cell 2, an annular plate 5 and a PC insulating gasket 8. During assembly, the sealing rubber plug 3 is inserted into the negative electrode guide pin 10 and the positive electrode guide pin 9 on the capacitor lithium-ion battery cell 2, and then the sealing rubber plug 3 and the capacitor lithium-ion battery cell 2 are inserted into the interior of the aluminum shell 1 together, and then the sealing rubber plug 3 is sealed by a machine to seal the sealing rubber plug 3 so that the sealing rubber plug 3 and the capacitor lithium-ion battery cell 2 can be encapsulated together in the interior of the aluminum shell 1, and then the annular positive contact 6 on the annular plate 5 is electrically connected to the positive electrode guide pin 9, and the annular negative contact 7 is electrically connected to the negative electrode guide pin 10. Electrical connection, then the annular plate 5 is welded to one end of the open structure of the aluminum shell 1 by a laser welding machine, and then the PC insulating gasket 8 is pasted on the side of the annular plate 5 facing away from the aluminum shell 1, which is used to separate the annular positive contact 6 and the annular negative contact 7 to avoid foreign matter between the annular positive contact 6 and the annular negative contact 7 causing a short circuit. It is particularly important that when the contact-type replaceable capacitor lithium battery is installed and used, the annular positive contact 6 and the annular negative contact 7 can be used to contact the positive and negative poles on the mainboard of the device, so that the contact-type replaceable capacitor lithium battery is easy to disassemble and assemble, easy to replace later, easy to recycle, and more environmentally friendly.

[0038] Specifically, in order to improve the limiting effect of the inner circle of the annular positive contact 6, in the present embodiment, the inner circle of the annular positive contact 6 is in the shape of a regular hexagon.

[0039] Specifically, in order to meet the use requirements, in this embodiment, the annular plate 5 is a plastic insulating plate.

[0040] Specifically, in order to meet the use requirements, in the present embodiment, a through hole for avoiding the inner circle of the annular positive contact 6 is reserved on the PC insulating gasket 8 .

[0041] Specifically, in this embodiment, the specific method of sealing the sealing plug 3 is: a sealing annular groove body 4 is pressed on the aluminum shell 1 by a machine, so that the sealing annular groove body 4 is pressed tightly on the outer periphery of the sealing plug 3, and the sealing plug 3 can be sealed inside the aluminum shell 1.

[0042] Specifically, in this embodiment, in order to ensure the sealing and stability between the sealing plug 3 and the aluminum shell 1, one end of the aluminum shell 1 with an open structure is trimmed to form a sealing pressure ring 11, and the sealing pressure ring 11 is pressed tightly on the end face of the sealing plug 3 facing away from the capacitive lithium-ion battery cell 2.

[0043] Specifically, in this embodiment, in order to meet the use requirements of most devices, the aluminum shell 1 and the capacitive lithium-ion battery cell 2 are both cylindrical.

[0044] In summary, the contact-type replaceable capacitor lithium battery provided in this embodiment has the following advantages:

[0045] The contact-type replaceable capacitor lithium battery is assembled by inserting the sealing rubber plug 3 into the negative electrode guide pin 10 and the positive electrode guide pin 9 on the capacitor lithium ion battery cell 2, and then inserting the sealing rubber plug 3 and the capacitor lithium ion battery cell 2 into the aluminum shell 1 together, and then using a machine to seal the sealing rubber plug 3 to package the sealing rubber plug 3 and the capacitor lithium ion battery cell 2 together in the aluminum shell 1, and then electrically connecting the annular positive electrode contact 6 on the annular plate 5 with the positive electrode guide pin 9, and electrically connecting the annular negative electrode contact 7 with the negative electrode guide pin 10, and then welding the annular plate 5 to the aluminum shell 1 by a laser welding machine. It is one end of the open structure, and then a PC insulating gasket 8 is pasted on the side surface of the annular plate 5 facing away from the aluminum shell 1, which is used to separate the annular positive contact 6 and the annular negative contact 7 to avoid short circuit caused by foreign matter between the annular positive contact 6 and the annular negative contact 7. What is particularly important is that when the contact-type replaceable capacitor lithium battery is installed and used, the annular positive contact 6 and the annular negative contact 7 can be used to contact the positive and negative poles on the device motherboard, so that the contact-type replaceable capacitor lithium battery is easy to disassemble and assemble, easy to replace later, easy to recycle, and more environmentally friendly.

[0046] The above are only preferred embodiments of the present invention, and do not limit the implementation mode and protection scope of the present invention. Those skilled in the art should be aware that all solutions obtained by equivalent substitutions and obvious changes made using the description and illustrations of the present invention should be included in the protection scope of the present invention.

Claims

1. A contact-type replaceable capacitor lithium battery, characterized in that: include: An aluminum shell (1), wherein one end of the aluminum shell (1) is a closed structure, and the other end of the aluminum shell (1) is an open structure; A sealing rubber plug (3), wherein the sealing rubber plug (3) is encapsulated inside one end of the aluminum shell (1) which is an open structure; A capacitor lithium ion battery cell (2), wherein the capacitor lithium ion battery cell (2) is encapsulated in the aluminum shell (1) through the sealing rubber plug (3), and the capacitor lithium ion battery cell (2) has a positive electrode guide needle (9) and a negative electrode guide needle (10), the positive electrode guide needle (9) is electrically connected to the positive electrode sheet in the capacitor lithium ion battery cell (2), the negative electrode guide needle (10) is electrically connected to the negative electrode sheet in the capacitor lithium ion battery cell (2), and the ends of the negative electrode guide needle (10) and the positive electrode guide needle (9) away from the capacitor lithium ion battery cell (2) both penetrate the sealing rubber plug (3) and are exposed; An annular plate (5), the annular plate (5) being welded to one end of the aluminum shell (1) in an open structure by a laser welding machine, an annular positive electrode contact (6) being plated on the inner ring of the annular plate (5) by a gold plating process, and an annular negative electrode contact (7) being plated on the outer ring of the annular plate (5) by a gold plating process, the annular positive electrode contact (6) being electrically connected to the positive electrode guide needle (9), and the annular negative electrode contact (7) being electrically connected to the negative electrode guide needle (10); A PC insulating gasket (8) is adhered to a side surface of the annular plate (5) facing away from the aluminum shell (1) and is used to separate the annular positive contact (6) and the annular negative contact (7).

2. The contact-type replaceable capacitor lithium battery according to claim 1, characterized in that: The inner circle of the annular positive contact (6) is in the shape of a regular hexagon.

3. The contact-type replaceable capacitor lithium battery according to claim 1, characterized in that: The annular plate (5) is a plastic insulating plate.

4. The contact-type replaceable capacitor lithium battery according to claim 2, characterized in that: The PC insulating gasket (8) is provided with a through hole for avoiding the inner ring of the annular positive contact (6).

5. The contact-type replaceable capacitor lithium battery according to claim 1, characterized in that: A sealing annular groove body (4) is pressed onto the aluminum shell (1), and the sealing annular groove body (4) is pressed tightly onto the outer periphery of the sealing rubber plug (3).

6. The contact-type replaceable capacitor lithium battery according to claim 5, characterized in that: The aluminum shell (1) has an open structure and one end thereof is formed into a sealing pressure ring (11) by edge trimming. The sealing pressure ring (11) is pressed tightly against an end surface of the sealing rubber plug (3) facing away from the capacitive lithium-ion battery cell (2).

7. The contact-type replaceable capacitor lithium battery according to any one of claims 1 to 6, characterized in that: The aluminum shell (1) and the capacitive lithium-ion battery core (2) are both cylindrical.

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