CN210074016U

CN210074016U - Wiring terminal for storage battery

Info

Publication number: CN210074016U
Application number: CN201920842770.9U
Authority: CN
Inventors: 赵青; 朱志允; 朱溢慧; 闫大龙
Original assignee: Chaowei Power Group Co Ltd
Current assignee: Chaowei Power Group Co Ltd; Chaowei Power Supply Co Ltd
Priority date: 2019-06-05
Filing date: 2019-06-05
Publication date: 2020-02-14
Anticipated expiration: 2029-06-05

Abstract

The utility model discloses a binding post for battery, including connecting plate, terminal and the adapter sleeve that has the connecting hole, the one end of connecting plate is provided with threaded hole connecting seat, the side of terminal be provided with screw hole matched with external screw thread. The utility model discloses in, the terminal can be dismantled independently and change, and when the terminal damaged, the terminal can be changed alone, and the change process is simple and convenient, has also reduced the replacement cost simultaneously.

Description

Wiring terminal for storage battery

Technical Field

The utility model relates to a battery technical field, in particular to binding post for battery.

Background

The storage battery is a power supply which is widely used at present, and has the advantages of stable voltage, safety, reliability, low price, wide application range, rich raw materials, high recycling rate and the like. The terminal is an important part on the storage battery, and the terminal is connected with a cable of external equipment so as to supply power to the external equipment. The current connecting terminal through groove comprises a connecting plate, a connecting sleeve and a binding post, wherein the connecting sleeve and the binding post are respectively arranged on the connecting plate, the connecting sleeve is connected with a lead pole inside a battery, and the binding post is used for being connected with the outside. However, the binding post belongs to a vulnerable part, and is easy to damage after being used for a long time and needs to be replaced. But current terminal usually with connecting plate integrated into one piece or fixed connection, lead to the terminal can't dismantle the change, like this, in case the terminal damages, need change whole binding post, it is comparatively inconvenient to change.

For example, chinese patent publication No. CN 107732128A discloses a terminal structure for a storage battery, which includes a lug, a mounting sleeve is disposed at one end of the lug, a connection post and a positioning boss are disposed at the other end of the lug, the connection post and the positioning boss are respectively disposed on the upper and lower surfaces of the lug, a plurality of support protrusions are uniformly disposed on the lower end surface of the mounting sleeve, a convex ring is disposed on the lower edge of the inner wall of the mounting sleeve, and a locking hole is disposed on the connection post. The structure of the storage battery wiring terminal is reliable in installation and positioning, good in heat dissipation effect in the cast-weld process, not prone to damage of the sealing performance of the lead sleeve and the battery cover, and not prone to leakage between the lead sleeve and the wiring terminal. The invention has the following disadvantages: the connecting column and the connecting piece are integrally formed, so that the connecting column cannot be detached and replaced, and therefore, once the connecting column is damaged, the whole connecting terminal needs to be replaced, and the replacement is inconvenient.

Disclosure of Invention

The utility model aims at solving current binding post because the terminal can't dismantle the change, in case the terminal damages, need change whole binding post, change comparatively inconvenient problem, provide a binding post for the battery, the terminal can dismantle alone and change, changes comparatively conveniently.

The utility model aims at realizing through the following technical scheme: the utility model provides a binding post for battery, includes connecting plate, terminal and has the adapter sleeve of connecting hole, the one end of connecting plate is provided with threaded hole connecting seat, the side of terminal is provided with the external screw thread with screw hole matched with.

The utility model discloses the setting is on the battery lid of battery. The connecting sleeve is connected with a lead pole inside the battery, the binding post is connected with external equipment through a cable, the connecting plate plays a role in connecting and conducting electricity, and the current of the storage battery is finally conducted to the external equipment through the connecting sleeve, the connecting plate and the binding post in sequence. The terminal passes through the threaded hole of the external screw thread connection on one end on the connecting seat for the terminal can be convenient dismantle the change. Like this, one end terminal damages, only need with the terminal dismantle alone get off change can, need not to change whole binding post, it is comparatively convenient to change, has also reduced the replacement cost simultaneously.

Preferably, the side surface of the connecting sleeve is provided with an annular clamping groove. The connecting sleeve is clamped on the battery cover of the storage battery through the annular clamping groove, so that the connecting sleeve can be reliably fixed on the battery cover of the storage battery.

Preferably, the connecting hole is composed of an upper conical hole and a lower conical hole which are communicated with each other, the aperture of the upper conical hole is gradually increased towards the upper part, and the aperture of the lower conical hole is gradually increased towards the lower part. And a lead pole in the battery is inserted into the connecting hole, and the lead pole and the connecting hole are fixed by welding. The connecting hole is composed of an upper taper hole and a lower taper hole, so that the connecting hole is of a structure with a small middle aperture and large apertures at the upper end and the lower end. The large aperture of the lower end can facilitate the insertion of the lead pole and the assembly. After the lead pole is inserted into the connecting hole, an annular gap is formed between the upper taper hole and the lead pole, and when the lead pole is welded, the annular gap can contain welding liquid, so that the lead pole and the lead pole are connected more firmly.

Preferably, the connecting plate is provided with an installation hole for installing the connecting sleeve, and a plurality of rotation stopping grooves are formed in the circumferential direction of the installation hole. The connecting sleeve is installed on the connecting plate through a die-casting process. The connecting sleeve passes through the mounting hole. In the die-casting process, the connecting sleeve can be embedded with the rotation stopping groove, so that the effect of preventing the connecting sleeve from rotating is achieved.

Preferably, the bottom of the threaded hole is provided with a taper hole, and the bottom of the binding post is provided with a boss matched with the taper hole. When the terminal screwed in the screw hole, boss and taper hole looks lock fit, boss side can with taper hole inner wall in close contact with, make like this can keep the tight fit between terminal and the connecting seat, difficult production is not hard up between the two, avoids producing the condition of contact failure.

Preferably, the wiring terminal is provided with a wiring hole with internal threads. The wiring hole can be connected with a screw for fixing and connecting a cable.

Preferably, the post is made of copper.

Preferably, the connecting sleeve is made of lead.

The utility model has the advantages that: the utility model discloses in, the terminal can be dismantled independently and change, and when the terminal damaged, the terminal can be changed alone, and the change process is simple and convenient. The wiring terminal and the connecting seat are tightly connected, the wiring terminal and the connecting seat are not easy to loose, and the condition of poor contact is avoided.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is a schematic structural view of the utility model with the connecting sleeve removed.

In the figure: 1. connecting plate, 2, adapter sleeve, 3, terminal, 4, connecting seat, 5, wiring hole, 6, boss, 7, taper hole, 8, ring groove, 9, mounting hole, 10, groove of ending commentaries on classics, 11, last taper hole, 12, lower taper hole.

Detailed Description

The invention will be further described with reference to the following detailed description and accompanying drawings.

Example (b): as shown in fig. 1 to 3, a terminal for a storage battery includes a connection plate 1, a terminal 3, and a connection sleeve 2. The connecting plate 1 and the binding post 3 are both made of copper. One end of the connecting plate 1 is provided with a connecting seat 4. The connecting seat 4 and the connecting plate 1 are integrally formed. The connecting seat 4 is provided with a threaded hole. The binding post 3 is a cylinder. And the side surface of the binding post 3 is provided with an external thread matched with the threaded hole. The terminal 3 is screwed in the threaded hole. The bottom of the threaded hole is provided with a taper hole 7. And the bottom of the binding post 3 is provided with a boss 6 matched with the taper hole 7. The boss 6 is in a circular truncated cone shape. And a wiring hole 5 with internal threads is formed in the wiring terminal 3. When the terminal screwed in the screw hole, boss and taper hole looks lock fit, boss side can with taper hole inner wall in close contact with, make like this can keep the tight fit between terminal and the connecting seat, difficult production is not hard up between the two, avoids producing the condition of contact failure.

The other end of the wiring board 1 is provided with a mounting hole 9. The mounting hole 9 is circular. A plurality of rotation stopping grooves 10 are uniformly arranged in the circumferential direction of the mounting hole 9. The cross section of the anti-rotation groove 10 is triangular. The connecting sleeve 2 is made of lead. The wiring sleeve 2 is fixedly arranged on the mounting hole 9 through a die-casting process. In the die casting process, a protruding part embedded with the rotation stopping groove 10 is formed on the connecting sleeve 2, so that the function of preventing the connecting sleeve 2 from rotating is achieved. The side of the connecting sleeve 2 is provided with an annular clamping groove 8. The connecting sleeve is clamped on the battery cover of the storage battery through the annular clamping groove, so that the connecting sleeve can be reliably fixed on the battery cover of the storage battery. The connecting sleeve 2 is provided with a connecting hole. The connecting hole is composed of an upper taper hole 11 and a lower taper hole 12 which are communicated with each other. The diameter of the upper taper hole 11 gradually increases towards the upper hole, and the diameter of the lower taper hole 12 gradually increases towards the lower hole. And a lead pole in the battery is inserted into the connecting hole, and the lead pole and the connecting hole are fixed by welding. The connecting hole is composed of an upper taper hole and a lower taper hole, so that the connecting hole is of a structure with a small middle aperture and large apertures at the upper end and the lower end. The large aperture of the lower end can facilitate the insertion of the lead pole and the assembly. After the lead pole is inserted into the connecting hole, an annular gap is formed between the upper taper hole and the lead pole, and when the lead pole is welded, the annular gap can contain welding liquid, so that the lead pole and the lead pole are connected more firmly.

Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.

Claims

1. The utility model provides a binding post for battery, includes connecting plate (1), terminal (3) and adapter sleeve (2) that have the connecting hole, its characterized in that: one end of the connecting plate (1) is provided with a connecting seat (4) with a threaded hole, and the side surface of the binding post (3) is provided with an external thread matched with the threaded hole.

2. A terminal for storage batteries according to claim 1, characterized in that the side of the connecting sleeve (2) is provided with a ring-shaped slot (8).

3. A terminal block for a secondary battery according to claim 1, wherein the connection hole is composed of an upper tapered hole (11) and a lower tapered hole (12) which are communicated with each other, the upper tapered hole (11) has a gradually increasing diameter toward the upper side, and the lower tapered hole (12) has a gradually increasing diameter toward the lower side.

4. A terminal for storage batteries according to claim 1, characterized in that the connecting plate (1) is provided with a mounting hole (9) for mounting the connecting sleeve (2), and the mounting hole (9) is provided with a plurality of rotation stopping grooves (10) in the circumferential direction.

5. A terminal for storage batteries according to claim 1, characterized in that the bottom of the threaded hole is provided with a tapered hole (7), and the bottom of the terminal post (3) is provided with a boss (6) matched with the tapered hole (7).

6. A terminal block for a battery according to claim 5, characterized in that the boss (6) is in the form of a truncated cone.

7. A terminal for storage batteries according to claim 1, characterized in that said terminal is provided with a terminal hole (5) with internal thread.

8. A terminal for electric storage batteries according to claim 1, characterized in that said terminal (3) is made of copper.

9. A terminal for accumulators according to claim 1, characterized in that the connecting sleeve (2) is made of lead.