CN212517605U

CN212517605U - Three-in-one terminal for steel bushing spot welding for fuse box

Info

Publication number: CN212517605U
Application number: CN202021283389.2U
Authority: CN
Inventors: 周龙
Original assignee: Jinzhao Electronic Co ltd
Current assignee: Jinzhao Electronic Co ltd
Priority date: 2020-07-04
Filing date: 2020-07-04
Publication date: 2021-02-09
Anticipated expiration: 2030-07-04

Abstract

The utility model relates to a steel bushing spot welding three-in-one terminal for a fuse box, which comprises a terminal main body and a connecting main body sleeved at the upper end of the terminal main body; the connecting main body comprises a steel sleeve, an adjusting part arranged on the inner wall of the steel sleeve and matched with the terminal main body, and a clamping part arranged outside the steel sleeve and matched and connected with the fuse box, and the steel sleeve spot welding three-in-one terminal for the fuse box is characterized by comprising a terminal main body and a connecting main body sleeved at the upper end of the terminal main body; the connecting main body comprises a steel sleeve, an adjusting part which is arranged on the inner wall of the steel sleeve and is matched with the terminal main body, and a clamping part which is arranged outside the steel sleeve and is matched and connected with the fuse box; the utility model provides a conduction shell fragment can cause the overwork loss in long-term plug use, elasticity weakens promptly, can not guarantee that the terminal main part is pulled out at every turn when, and the conduction shell fragment homoenergetic resets to primary position, technical problem that life is low.

Description

Three-in-one terminal for steel bushing spot welding for fuse box

Technical Field

The utility model relates to a fuse box technical field especially relates to a trinity terminal of steel bushing spot welding for fuse box.

Background

The safety protection circuit is required to be arranged in a partial power taking line in the wire harness assembling process, so that power is required to be taken through the externally-hung safety box, and the risk of terminal follow-up rotation and safety extrusion caused when the nut is screwed in the assembling process exists.

Patent document CN2017217783898 discloses an anti-rotation device for a fuse box terminal, which comprises an anti-rotation groove arranged in a fuse box and an anti-rotation hook arranged on the terminal; a terminal installation area is arranged in the safety box, one side of the terminal installation area is provided with an anti-rotation groove, and the other side of the terminal installation area is provided with a limiting baffle; the terminal comprises a connecting part with a mounting hole and a wire crimping part; the connecting part and the wire crimping part are vertically arranged; the rotation-proof hook is arranged on one side of the terminal connecting part; the limiting baffle comprises a transverse plate and a longitudinal plate; the transverse plate is arranged on the other side of the connecting part; the vertical plate is located one side of wire crimping portion, and this utility model structure is simple, avoids leading to the terminal to follow the commentaries on classics extrusion insurance when the nut is twisted to the assembling process.

However, in the actual use process, the inventor finds that the conductive elastic sheet can cause strain loss in long-term plugging and unplugging use, namely, the elasticity is weakened, the conductive elastic sheet can not be ensured to be reset to the original position every time the terminal main body is unplugged, and the service life is short.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the defects of the prior art, the adjusting part is arranged to be matched with the clamping part, so that the clamping part is limited by the adjusting part when bouncing off, the buffering bouncing off is realized, and the over-strong unfolding and folding work is avoided; on the other hand, block portion can receive the thrust of regulating part when reseing, realizes resetting fast, and then makes the reset position at every turn be unified position, improves product life to solved the conduction shell fragment and can cause the overstrain loss in long-term plug use, elasticity weakens promptly, can not guarantee that the terminal main part is pulled out at every turn when, the conduction shell fragment homoenergetic resets to original position, technical problem that life is low.

Aiming at the technical problems, the technical scheme is as follows: a steel sleeve spot welding three-in-one terminal for a fuse box comprises a terminal main body and a connecting main body sleeved at the upper end of the terminal main body;

the connecting main body comprises a steel sleeve, an adjusting part which is arranged on the inner wall of the steel sleeve and is matched with the terminal main body, and a clamping part which is arranged outside the steel sleeve and is matched and connected with the fuse box;

the upper end of the terminal body 1 is overlapped with the contact part of the clamping part 23; the upper end of the regulating portion 22 is disposed to abut against the contact portion of the terminal body 1.

Preferably, the connecting body is fixedly connected to the terminal body.

Preferably, the connecting body is spot-welded to the terminal body with a spot welding point at a lower end of the steel sleeve.

Preferably, the upper end of the terminal main body is provided with a conduction part, and the conduction part comprises two groups of elastic sheets which are of a multi-section broken line structure.

Preferably, the distance between the two groups of elastic sheets is 0.5-0.6 cm.

Preferably, the notch a of the elastic sheet is arranged towards the inner wall of the steel sleeve.

Preferably, the adjusting part is of a multi-section broken line structure, and the upper end of the adjusting part is matched with the notch a.

As still further preferable, the notch b of the regulating portion is provided toward the notch a.

The utility model has the advantages that:

(1) the utility model discloses in through setting up adjustment portion cooperation block portion for when block portion bullet opened, receive the spacing of adjustment portion, play the buffering bullet and open, avoid too big expansion and draw in work in; on the other hand, the clamping part can be pushed by the adjusting part when being reset, so that the quick reset is realized, the reset positions at each time are unified, and the service life of the product is prolonged;

(2) the utility model discloses in through setting up terminal main part and the integrative setting of connecting the main part, and then realize that the terminal pulls out soon with the fuse box, inserts work soon, it is more firm.

In conclusion, the device has the advantages of simple structure and long service life, and is particularly suitable for the technical field of fuse boxes.

Drawings

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

Fig. 1 is a structural schematic diagram of a steel sleeve spot welding three-in-one terminal for a fuse box.

Fig. 2 is a schematic side view of a steel sleeve spot welded three-in-one terminal for a fuse box.

Fig. 3 is a schematic view of the using state of the steel sleeve spot welding three-in-one terminal for the fuse box.

Fig. 4 is a schematic structural view of the terminal body.

FIG. 5 is a schematic view of a connecting body.

Fig. 6 is a schematic view showing the operation of the terminal body and the connecting body.

Detailed Description

The technical solution in the embodiment of the present invention is clearly and completely described below with reference to the accompanying drawings.

Example one

As shown in fig. 1, a steel sleeve spot welding three-in-one terminal for a fuse box comprises a terminal main body 1 and a connecting main body 2 sleeved at the upper end of the terminal main body 1;

the connecting body 2 comprises a steel sleeve 21, an adjusting part 22 arranged on the inner wall of the steel sleeve 21 and matched with the terminal body 1, and a clamping part 23 arranged outside the steel sleeve 21 and matched and connected with a fuse box;

In the embodiment, the adjusting part 22 is arranged to be matched with the clamping part 23, so that the clamping part 23 is limited by the adjusting part 22 when being bounced open, the buffering and bouncing-open are realized, and the excessive unfolding and folding work is avoided; on the other hand, the engagement portion 23 is urged by the adjustment portion 22 when it is reset, so that the reset position is set to a uniform position every time it is reset.

In addition, the terminal body 1 and the connecting body 2 are integrally arranged, so that the terminal and the fuse box can be quickly pulled out and inserted, and the terminal and the fuse box are firmer.

The product has smooth surface, no cracks, no burrs and clear chamfer; the terminal matching insertion sheet is 9.5x1.2, the first insertion force is 7-15N, the first extraction force is 5-15N, and the tenth extraction force is 4-12N; the performance of the terminal is in accordance with Q/JIZO 001-.

It is worth emphasizing that the terminals are made of stainless steel/phosphor copper.

Further, as shown in fig. 2, the connecting body 2 is fixedly connected to the terminal body 1.

Further, as shown in fig. 2, the connecting body 2 and the terminal body 1 are spot-welded, and spot welding 10 is provided at the lower end of the steel sleeve 21.

In the present embodiment, the connecting body 2 and the terminal body 1 are connected more firmly by spot welding.

Further, as shown in fig. 4, a conducting portion 11 is disposed at an upper end of the terminal main body 1, the conducting portion 11 includes two sets of elastic pieces 12, and the elastic pieces 12 are in a multi-section broken line structure.

Further, as shown in fig. 4, the distance between the two sets of elastic pieces 12 is 0.5-0.6 cm.

Further, as shown in fig. 4, the notch a13 of the resilient piece 12 is disposed toward the inner wall of the steel sleeve 21.

Further, as shown in fig. 5, the adjusting portion 22 has a multi-section broken line structure, and the upper end of the adjusting portion 22 is matched with the notch a 13.

The adjustment portion 22 is provided in a steel structure.

Further, as shown in fig. 6, the notch b221 of the regulating portion 22 is disposed toward the notch a 13.

In the description of the present invention, it is to be understood that the terms "front and back", "left and right", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or parts referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Of course, in this disclosure, those skilled in the art will understand that the terms "a" and "an" should be interpreted as "at least one" or "one or more," i.e., in one embodiment, a number of an element may be one, and in another embodiment, a number of the element may be plural, and the terms "a" and "an" should not be interpreted as limiting the number.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art in the technical suggestion of the present invention should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A steel sleeve spot welding three-in-one terminal for a fuse box is characterized by comprising a terminal main body (1) and a connecting main body (2) sleeved at the upper end of the terminal main body (1);

the connecting body (2) comprises a steel sleeve (21), an adjusting part (22) which is arranged on the inner wall of the steel sleeve (21) and is matched with the terminal body (1), and a clamping part (23) which is arranged outside the steel sleeve (21) and is matched and connected with the fuse box (3);

the upper end of the terminal main body (1) is overlapped with the contact part of the clamping part (23); the upper end of the adjusting part (22) is abutted against the contact part of the terminal main body (1).

2. The steel sleeve spot welding three-in-one terminal for the fuse box as claimed in claim 1, wherein the connecting body (2) is fixedly connected with the terminal body (1).

3. The steel sleeve spot welding three-in-one terminal for the fuse box as claimed in claim 1, wherein the connecting body (2) is spot welded to the terminal body (1), and the electric welding spot (10) is located at the lower end of the steel sleeve (21).

4. The three-in-one terminal for the fuse box by steel sleeve spot welding according to claim 1, wherein the upper end of the terminal main body (1) is provided with a conducting part (11), the conducting part (11) comprises two sets of elastic sheets (12) and the elastic sheets (12) are in a multi-section broken line structure.

5. The steel sleeve spot welding three-in-one terminal for the fuse box as claimed in claim 4, wherein the distance between the two sets of the spring plates (12) is 0.5-0.6 cm.

6. The three-in-one terminal for fuse box set in steel sleeve spot welding as set forth in claim 4, wherein the notch a (13) of the resilient tab (12) is disposed toward the inner wall of the steel sleeve (21).

7. The steel sleeve spot welding three-in-one terminal for the fuse box as claimed in claim 6, wherein the adjusting portion (22) is a multi-section broken line structure, and the upper end of the adjusting portion (22) is matched with the notch a (13).

8. The steel sleeve spot welding three-in-one terminal for a fuse box according to claim 6, wherein the notch b (221) of the regulating portion (22) is disposed toward the notch a (13).