CN212209649U

CN212209649U - Aluminum tab-nickel conversion liquid-leakage-proof battery structure

Info

Publication number: CN212209649U
Application number: CN202021211534.6U
Authority: CN
Inventors: 孟范兵; 刘娟
Original assignee: Shenzhen Juchuangyuan Battery Co ltd
Current assignee: Shenzhen Juchuangyuan Battery Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2020-12-22
Anticipated expiration: 2030-06-24

Abstract

The utility model discloses an aluminium utmost point ear changes nickel leak protection liquid battery structure, change the nickel subassembly including shell subassembly and the aluminium utmost point ear that sets up in shell subassembly inside, shell subassembly includes integrated into one piece's outside housing and sets up in the housing shrouding of outside housing upper end, housing shrouding upper end both sides all are equipped with the pin hole site, be equipped with the wiring pin in the pin hole site, and wiring pin bottom fixedly connected with is located the inside connecting plate of outside housing, the wiring pin is equipped with seal assembly with shell subassembly junction, seal assembly includes the locking sealing ring through screw thread and the outside swing joint of pin hole site, wiring pin both sides all are equipped with the sealed rubber ring that corresponds with pin hole site inner wall. The utility model provides an aluminium utmost point ear that has electrolyte among the prior art change the leakproofness that nickel battery adopted components of a whole that can function independently mosaic structure to lead to not good, easily lead to the problem of weeping risk to appear.

Description

Aluminum tab-nickel conversion liquid-leakage-proof battery structure

Technical Field

The utility model relates to a battery inner structure field, in particular to aluminium utmost point ear changes nickel leak protection liquid battery structure.

Background

A battery refers to a device that converts chemical energy into electrical energy in a portion of the space of a cup, tank, or other container or composite container that holds an electrolyte solution and metal electrodes to produce an electrical current. Has a positive electrode and a negative electrode. The tabs are metal conductors leading out the positive and negative electrodes from the battery core. The tab of the battery anode generally uses an aluminum strip, and in order to weld the tab on a copper sheet conveniently, one end of the aluminum strip is welded with a section of nickel strip, and the tab is called an aluminum-to-nickel tab. The aluminum lug nickel-conversion battery with the electrolyte in the prior art is formed by fastening an upper end pin seat, the bottom electrolyte and an aluminum lug nickel-conversion component container during assembly, so that the risk of cracking and leakage caused by faults and collision is easily caused due to the fact that the pin seat and the bottom container are not tightly jointed, and the pin at the upper end is not completely attached to the inner wall of the mounting seat and is not strong in sealing property, so that the leakage risk is further increased.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, the utility model aims to provide an aluminium utmost point ear changes nickel leak protection liquid battery structure, it is not good to aim at solving the aluminium utmost point ear that has electrolyte among the prior art and changes the leakproofness that nickel battery adoption components of a whole that can function independently mosaic structure leads to, easily leads to the problem of weeping risk to appear.

In order to realize the above-mentioned purpose, the utility model provides an aluminium utmost point ear changes nickel leak protection liquid battery structure, change the nickel subassembly including shell subassembly and the aluminium utmost point ear that sets up in shell subassembly inside, shell subassembly includes integrated into one piece's outside housing and sets up the housing shrouding in outside housing upper end, housing shrouding upper end both sides all are equipped with the pin hole site, be equipped with the wiring pin in the pin hole site, and wiring pin bottom fixedly connected with is located the inside connecting plate of outside housing, the wiring pin is equipped with seal assembly with shell subassembly junction, seal assembly includes the locking sealing ring through screw thread and the outside swing joint of pin hole site, wiring pin both sides all are equipped with the sealed rubber ring that corresponds with pin.

In one embodiment, the aluminum tab-nickel conversion assembly comprises a nickel tab arranged in the outer housing and an aluminum tab corresponding to the nickel tab, and an exchange layer is arranged between the nickel tab and the aluminum tab.

In one embodiment, a stop rib clamped with the outside of the connecting plate is arranged above the inside of the outer casing.

In one embodiment, the connection plate and the wiring pin are connected by welding.

In one embodiment, a status flag is set on one side of the connection pin.

In one embodiment, the closure plate is connected to the outer closure by welding.

In one embodiment, the locking sealing ring is an insulating plastic ring, and a sealing ring is arranged at the external connection position of the locking sealing ring and the pin hole position.

The utility model has the advantages as follows:

this technical scheme is through linking together wiring pin and connecting plate, upwards mentions to accord with wiring apart from the position when using, adopts the locking sealing ring to carry out rotatory locking, plays sealed effect, and inside sealed rubber ring and pin hole site further with inside seal. The integrated external housing which is directly machined and formed is adopted, the hidden liquid leakage trouble caused by the traditional splicing type connecting mode is avoided, and the whole structure is firmer and more durable.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is the overall sectional structure schematic diagram of the shell assembly, the aluminum tab nickel-transferring assembly and the sealing assembly in the present invention.

Fig. 2 is an enlarged schematic view of a local structure of the sealing assembly of the present invention.

Fig. 3 is a schematic structural diagram of the housing assembly of the present invention.

[ list of reference numerals for main parts/components ]

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them.

Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (e.g., upper, lower, left, right, front, rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific state (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

The description in this application as relating to "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.

In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be a fixed connection, a removable connection, or an integral molding; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

Example 1:

referring to fig. 1-3, an aluminum tab 30 changes nickel leak protection liquid battery structure, including shell subassembly 1 and the aluminum tab who sets up in shell subassembly 1 inside changes nickel subassembly 3, shell subassembly 1 includes integrated into one piece's outside housing 10 and sets up in housing shrouding 11 of outside housing 10 upper end, housing shrouding 11 upper end both sides all are equipped with pin hole site 12, be equipped with wiring pin 2 in the pin hole site 12, and 2 bottom fixedly connected with of wiring pin are located the inside connecting plate 20 of outside housing 10, wiring pin 2 is equipped with seal assembly 4 with shell subassembly 1 junction, seal assembly 4 includes the locking sealing ring 41 through screw thread and the outside swing joint of pin hole site 12, wiring pin 2 both sides all are equipped with the sealed rubber ring 40 that corresponds with 12 inner walls in the pin hole site.

When the wiring operation is performed, the wiring pin 2 is firstly pulled out from the external housing 10, the wiring pin 2 drives the connecting plate 20 to go upwards, namely, the preparation working mode is performed, the wiring pin 2 is fixed by using the locking sealing ring 41, and meanwhile, the internal sealing rubber ring 40 fills and seals the gap between the wiring pin 2 and the pin hole site 12, so that the effect of sealing the internal electrolyte is achieved. And because this technical scheme adopts the direct machine-shaping outside housing 10 of integration, avoided the liquid leakage hidden danger that the connected mode of traditional concatenation formula brought, and overall structure is sturdy and durable more.

Referring to fig. 1, preferably, the aluminum tab-nickel converting assembly 3 includes a nickel tab 31 disposed in the outer casing 10 and an aluminum tab 30 corresponding to the nickel tab 31, and an exchange layer 32 is disposed between the nickel tab 31 and the aluminum tab 30.

Referring to fig. 1 and 2, preferably, a stop rib 42 is provided above the inside of the outer casing 10 to be engaged with the outside of the connection plate 20.

The stop ribs 42 can play a role in limiting and fixing, and when the connecting plate 20 is pulled out by the wiring pins 2 at the same time, the stop ribs 42 fix the connecting plate 20.

Referring to fig. 1, the connection plate 20 and the terminal pin 2 are preferably connected by welding.

In order to ensure the connection between the connection board 20 and the connection pin 2 is firm, a welded connection structure is further arranged between the connection board 20 and the connection pin 2.

Referring to fig. 1, preferably, a status flag 43 is disposed on one side of the connection pin 2.

When the connection board 20 is pulled out by the connection pins 2 at the same time, it is regarded as the operable mode, and a side status flag 43 of the connection pin 2 appears.

Referring to fig. 1, the closure plate 11 is preferably connected to the outer closure 10 by welding.

In order to ensure that the whole structure reduces splicing gaps as much as possible and prevent night leakage, the encloser sealing plate 11 and the outer encloser 10 are further connected through welding.

Referring to fig. 1 and 2, preferably, the locking sealing ring 41 is an insulating plastic ring, and a sealing ring is disposed at a connection position of the locking sealing ring 41 and the outside of the pin hole 12.

The sealing ring arranged at the external connection part of the locking sealing ring 41 and the pin hole 12 can further prevent external or internal substances from entering and spraying out, and further enhances the sealing performance.

The working principle of the utility model is as follows:

the wiring pin 2 is pulled out from the external housing 10, the wiring pin 2 drives the connecting plate 20 to move upwards, namely, the preparation working mode is obtained, the wiring pin 2 is fixed by using the locking sealing ring 41, and meanwhile, the internal sealing rubber ring 40 fills and seals the gap between the wiring pin 2 and the pin hole position 12, so that the effect of sealing the internal electrolyte is achieved. And because this technical scheme adopts the direct machine-shaping outside housing 10 of integration, avoided the liquid leakage hidden danger that the connected mode of traditional concatenation formula brought, and overall structure is sturdy and durable more.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. The utility model provides an aluminium utmost point ear changes nickel leak protection liquid battery structure, its characterized in that, including shell subassembly with set up in the inside aluminium utmost point ear of shell subassembly changes nickel subassembly, shell subassembly includes integrated into one piece's outside housing and set up in the housing shrouding of outside housing upper end, housing shrouding upper end both sides all are equipped with the pin hole site, be equipped with the wiring pin in the pin hole site, just wiring pin bottom fixedly connected with is located the inside connecting plate of outside housing, the wiring pin with shell subassembly junction is equipped with seal assembly, seal assembly include through the screw thread with the outside swing joint's of pin hole site locking sealing ring, wiring pin both sides all be equipped with the sealed rubber ring that pin hole site inner wall corresponds.

2. The structure of an anti-leakage battery with aluminum tabs and nickel tabs as claimed in claim 1, wherein the assembly for converting aluminum tabs into nickel tabs comprises a nickel tab disposed in the outer housing and an aluminum tab corresponding to the nickel tab, and an exchange layer is disposed between the nickel tab and the aluminum tab.

3. The aluminum tab-to-nickel leakage-proof battery structure as claimed in claim 1, wherein a stop rib is provided at an upper portion inside the outer casing and is engaged with an outer portion of the connection plate.

4. The aluminum-tab-to-nickel anti-leakage battery structure as claimed in claim 1, wherein the connection plate is connected to the connection pin by welding.

5. The aluminum tab-to-nickel anti-leakage battery structure as claimed in claim 1, wherein a status flag is disposed at one side of the wiring pin.

6. The aluminum-tab-to-nickel anti-leakage battery structure as claimed in claim 1, wherein the housing cover plate is connected to the outer housing by welding.

7. The aluminum tab-to-nickel anti-leakage battery structure as claimed in claim 1, wherein the locking sealing ring is an insulating plastic ring, and a sealing ring is disposed at the external connection position of the locking sealing ring and the pin hole.