CN210692603U

CN210692603U - Novel power battery is with leading electrical pillar seal structure

Info

Publication number: CN210692603U
Application number: CN201922282242.5U
Authority: CN
Inventors: 朱晓
Original assignee: Henan Yuli Energy Technology Co Ltd
Current assignee: Henan Yuli Energy Technology Co Ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-06-05
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses a novel power battery is with leading electrical pillar seal structure, including battery case, the battery case upper end is equipped with the battery cover, and the inside baffle that is equipped with of battery case to battery case internally mounted has first plate electrode and second plate electrode, the through-hole has been seted up on the battery cover, and is equipped with threaded fixing spare in the battery cover through-hole to the threaded fixing spare upper end is connected with nut spare, the threaded fixing spare lower extreme is connected with the fastener, and the fastener outer lane is equipped with the holding ring to the inside sealing member that is equipped with pipy silica gel material of nut spare, fastener and threaded fixing spare, the inside electrical pillar that is equipped with of sealing member, and lead electrical pillar and be connected. This novel power battery can increase the sealed effect of leading electrical pillar with leading electrical pillar seal structure, avoids leading the condition in edge appearance gap of electrical pillar, avoids the inside battery liquid of battery the condition of revealing to appear, improves the result of use of battery.

Description

Novel power battery is with leading electrical pillar seal structure

Technical Field

The utility model relates to a power battery technical field specifically is a novel power battery is with leading electrical pillar seal structure.

Background

The device for converting chemical energy into electric energy is called a chemical battery, generally called a battery for short. After discharging, the internal active material can be regenerated by charging to store the electric energy as chemical energy; chemical energy is converted into electrical energy again when electrical discharge is required.

The existing battery is in the using process, the conductive posts are only mounted on the battery cover through fixing pieces such as plastics, the sealing structure of the conductive posts is simple, and in the using process, the steam-shaped battery liquid in the battery is easy to leak, so that the battery liquid in the battery is reduced, and the using effect of the battery is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel power battery is with leading electrical pillar seal structure to solve the above-mentioned background art and put forward the condition of revealing easily appearing in the battery liquid of the inside steam form of battery on the existing market, lead to the condition that battery inside battery liquid appears reducing, influence the result of use's of battery problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel power battery is with leading electrical pillar seal structure, includes battery case, the battery case upper end is equipped with the battery cover, and the inside baffle that is equipped with of battery case to battery case internally mounted has first plate electrode and second plate electrode, the battery is covered and has been seted up the through-hole, and is equipped with the screw thread mounting in the battery cover through-hole to the screw thread mounting upper end is connected with nut spare, screw thread mounting lower extreme is connected with the fastener, and the fastener outer lane is equipped with the holding ring to the inside sealing member that is equipped with pipy silica gel material of nut spare, fastener and screw thread mounting, the inside electrical pillar that is equipped with of sealing member, and.

Preferably, the inner shape of the through hole on the battery cover is matched with the outer shapes of the fastening piece and the threaded fixing piece, and the inner wall of the through hole of the battery cover is provided with an annular groove corresponding to the positioning ring.

Preferably, the nut member, the threaded fixing member and the fastening member are of an integral structure, and the diameter of the outer ring of the nut member is larger than the inner diameter of the through hole at the upper end of the battery case.

Preferably, the fastener, the threaded fixing part and the positioning ring are all made of PP materials.

Preferably, the thread fixing piece is provided with a thread on the outer ring and is arranged in the through hole of the battery cover through the thread.

Preferably, the outer ring of the sealing element is provided with two sealing fixing rings, and the inner ring of the thread fixing element is provided with an annular groove corresponding to the positions of the sealing fixing rings.

Compared with the prior art, the beneficial effects of the utility model are that: this novel power battery can increase the sealed effect of leading electrical pillar with leading electrical pillar seal structure, avoids leading the condition in edge appearance gap of electrical pillar, avoids the inside battery liquid of battery the condition of revealing to appear, improves the result of use of battery. The through-hole on the device's the battery cover can hold fastener and screw thread mounting, fastener and screw thread mounting inboard are equipped with the sealing member simultaneously, through the surface of sealing member laminating on leading electrical pillar, reduce the gap on leading electrical pillar surface, the solid fixed ring of sealing member surface can block in the inboard of screw thread mounting in addition, avoid the inside condition that the displacement appears of sealing member at screw thread mounting, the holding ring of fastener outer lane can block in the through-hole of battery cover upper end moreover, make the fastener be difficult to break away from in the battery cover through-hole.

Drawings

Fig. 1 is a schematic structural view of a novel conductive column sealing structure for a power battery of the present invention;

fig. 2 is an enlarged schematic structural view of a position a in the structure diagram 1 of the novel conductive column sealing structure for power battery of the present invention;

fig. 3 is the utility model relates to a novel power battery is with leading cross sectional view of electrical pillar seal structure nut spare.

In the figure: 1. the battery cover comprises a battery cover body, 2, a battery shell body, 3, a conductive column, 4, a nut piece, 5, a first electrode plate, 6, a second electrode plate, 7, a partition plate, 8, a fastening piece, 9, a threaded fixing piece, 10, a positioning ring, 11, a sealing piece, 12 and a sealing fixing ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a novel conductive column sealing structure for a power battery comprises a battery shell 2, a battery cover 1 is arranged at the upper end of the battery shell 2, a partition plate 7 is arranged inside the battery shell 2, a first electrode plate 5 and a second electrode plate 6 are arranged inside the battery shell 2, a through hole is formed in the battery cover 1, a threaded fixing part 9 is arranged in the through hole of the battery cover 1, a nut part 4 is connected to the upper end of the threaded fixing part 9, the inner shape of the through hole in the battery cover 1 is matched with the outer shapes of a fastening part 8 and the threaded fixing part 9, an annular groove corresponding to a positioning ring 10 is formed in the inner wall of the through hole in the battery cover 1, the fastening part 8 and the threaded fixing part 9 can be completely accommodated in the through hole in the battery cover 1, the threaded fixing part 9 is prevented from leaking out of the through hole in the upper end of the battery cover, the diameter of the outer ring of the nut member 4 is larger than the inner diameter of the through hole at the upper end of the battery shell 2, the nut member 4, the thread fixing member 9 and the fastening member 8 are of an integral structure, so that the thread fixing member 9 and the fastening member 8 can be fixed in the through hole at the upper end of the battery cover 1 when the nut member 4 is rotated, the fastening member 8 is connected with the fastening member 8 at the lower end of the thread fixing member 9, the positioning ring 10 is arranged on the outer ring of the fastening member 8, the tubular sealing member 11 made of silica gel is arranged inside the nut member 4, the fastening member 8 and the thread fixing member 9, the fastening member 8, the thread fixing member 9 and the positioning ring 10 are all made of PP materials, the fastening member 8, the thread fixing member 9 and the positioning ring 10 of the structure have good acid resistance, the situation that the fastening member 8, the thread fixing member 9 and the, the thread fixing part 9 of this structure can be through the threaded fixation in the through-hole of battery cover 1 upper end, the dismantlement of thread fixing part 9 is simpler with the installation like this, 11 inside being equipped with of sealing member leads electrical pillar 3, and it is connected with second electrode board 6 to lead

electrical pillar

3, 11 outer circles of sealing member are equipped with two

seal retainer rings

12, and 9 inner circles of thread fixing part are seted up and are sealed the corresponding annular groove in fixed ring 12 position, the seal retainer ring 12 of 11 outer circles of sealing member of this structure can block on the recess of the inner wall of thread fixing part 9, block the position of sealing member 11 with this, avoid the condition that sealing member 11 appears removing in thread fixing.

The working principle is as follows: when the novel conductive column sealing structure for the power battery is used, firstly, the conductive column 3 of the device is connected with external equipment, then, in the using process, the current generated by the first electrode plate 5 and the second electrode plate 6 in the battery shell 2 is transmitted to the external equipment through the conductive column 3, the different first electrode plate 5 and the different second electrode plate 6 can be isolated by the partition plate 7, if steam is generated in the battery shell 2, the sealing element 11 blocks the gaps between the surface of the conductive column 3 and the nut member 4, the thread fixing member 9 and the fastening member 8, the sealing effect around the conductive column 3 is improved, the sealing element 11 can be clamped through the sealing fixing ring 12, the situation that the sealing element 11 displaces at the inner sides of the nut member 4, the thread fixing member 9 and the fastening member 8 is avoided, and the positioning ring 10 at the outer ring of the fastening member 8 can be clamped in the, the fixing and sealing effects of the positioning ring 10 are improved, thereby completing a series of works.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a novel power battery is with leading electrical pillar seal structure, includes battery case (2), its characterized in that: battery case (2) upper end is equipped with battery cover (1), and battery case (2) inside is equipped with baffle (7) to battery case (2) internally mounted has first electrode board (5) and second electrode board (6), the through-hole has been seted up on battery cover (1), and is equipped with threaded fixing spare (9) in battery cover (1) through-hole, and threaded fixing spare (9) upper end is connected with nut spare (4), threaded fixing spare (9) lower extreme is connected with fastener (8), and fastener (8) outer lane is equipped with holding ring (10), and nut spare (4), fastener (8) and threaded fixing spare (9) inside are equipped with pipy sealing member (11) of silica gel material, sealing member (11) inside is equipped with leads electrical pillar (3), and leads electrical pillar (3) and is connected with second electrode board (6).

2. The novel conductive column sealing structure for the power battery according to claim 1, characterized in that: the inner shape of the through hole on the battery cover (1) is matched with the outer shapes of the fastening piece (8) and the threaded fixing piece (9), and an annular groove corresponding to the positioning ring (10) is formed in the inner wall of the through hole of the battery cover (1).

3. The novel conductive column sealing structure for the power battery according to claim 1, characterized in that: the nut piece (4), the thread fixing piece (9) and the fastening piece (8) are of an integral structure, and the diameter of the outer ring of the nut piece (4) is larger than the inner diameter of the through hole in the upper end of the battery shell (2).

4. The novel conductive column sealing structure for the power battery according to claim 1, characterized in that: the fastener (8), the thread fixing piece (9) and the positioning ring (10) are all made of PP materials.

5. The novel conductive column sealing structure for the power battery according to claim 1, characterized in that: the outer ring of the threaded fixing piece (9) is provided with threads, and the threaded fixing piece (9) is arranged in the through hole of the battery cover (1) through the threads.

6. The novel conductive column sealing structure for the power battery according to claim 1, characterized in that: the outer ring of the sealing element (11) is provided with two sealing fixing rings (12), and the inner ring of the thread fixing element (9) is provided with an annular groove corresponding to the sealing fixing rings (12).