CN201910491U

CN201910491U - Terminal

Info

Publication number: CN201910491U
Application number: CN2010206558362U
Authority: CN
Inventors: 饶小坡
Original assignee: JIANGMEN OPENWISE ELECTRICAL COMPONENT FACTORY CO Ltd
Current assignee: JIANGMEN OPENWISE ELECTRICAL COMPONENT FACTORY CO Ltd
Priority date: 2010-12-13
Filing date: 2010-12-13
Publication date: 2011-07-27
Anticipated expiration: 2020-12-13

Abstract

The utility model relates to a terminal, which comprises a base and a press block. A wire-holding groove which contains two wires is installed on the base. A left jack and a right jack, corresponding to the positions of two wires, are vertically installed on the press block. A contact-pin terminal with a columnar upper part is installed in the left jack, a receiving terminal with a hollow upper part is installed in the right jack, and the lower ends of the contact-pin terminal and the receiving terminal are tip ends. Open holes are installed on both sides of the press block, bosses corresponding to the positions of the open holes are installed on the base, at least one raised reverse buckle is installed on the surface of the boss, the boss is inserted through the open hole and is reversely buckled on the top surface of the open hole by the reverse buckle. The lower tip ends of the contact-pin terminal and the receiving terminal pierce the sheath of the wires and are connected with the conductive core materials in the wires. The terminal is simple in structure and convenient for installation, and the connection is reliable and uneasy to loosen.

Description

A kind of terminals

Technical field

The utility model relates to a kind of terminals.

Background technology

Traditional mode of connection is that the insulated hull with the joint portion of electric wire to be connected divests, and conductor part is twisted joint together, twines insulating tape then in the joint or uses special wiring cap that the exposed parts jacket of electric wire is lived to realize insulation.This mode of connection inconvenience that operates needs the workload of cost bigger, is unfavorable for raising the efficiency; In addition, also exist hidden danger, reliability low, do not meet some nation's security requirements at electric secure context.So the wire terminal of electric wire wiring occurred being specifically designed to, it mainly comprises insulation crust and inner conductive body.The use elastic component that terminal inside has fixes electric wire, and the use screw that has fixes electric wire, uses fast convenience, can raise the efficiency and install and remove convenience more greatly.But when using these terminals, must divest by first insulated hull electric wire.So, divest insulated hull and also can take certain operating time, influence operating efficiency equally.

Summary of the invention

In order to overcome the deficiencies in the prior art, the utility model provides a kind of simple in structure, easy to assembly, terminals that reliability is high.

The technical scheme that the utility model adopted is:

A kind of terminals, comprise base and briquetting, base is provided with the appearance wire casing of ccontaining two wires, briquetting vertically is being provided with left and right jack corresponding to two electric wire positions, left side jack is equipped with the pin terminal that top is column, right jack be equipped with top hollow accept terminal, pin terminal and the lower end of accepting terminal are for most advanced and sophisticated; Described briquetting both sides are provided with perforate, base is provided with the projection corresponding with position of opening, the surface of projection is provided with at least one protruding back-off, projection inserts and utilizes the end face of back-off left-hand thread in perforate from tapping, and pin terminal pierces through wire outer skin with the lower prong of accepting terminal and contacts with the conductive core material of inside.

Further improvement of the utility model, described pin terminal is the different tubular of multistage diameter that is rolled into by conductive metal sheet with accepting terminal, the bottom is most advanced and sophisticated to be the sharp end of cutting sth. askew of syringe needle shape, the upper end closed of pin terminal, the upper end of accepting terminal is hollow tubular; Pin terminal and accept the middle part projection of terminal is provided with pin terminal and accepts the groove that the middle part diameter of terminal adapts in the left and right jack of briquetting, groove is positioned at the upside of high spot and to convexing to form constraint.

Further improvement of the utility model, pin terminal and accept terminal and offer the lacing film down that prevents that it from coming off from left and right jack.

Further improvement of the utility model, briquetting both sides are provided with the flank that extends to both sides, and the flank end face is a tungued-and-grooved face.

Further improvement of the utility model, described base and briquetting are the integral type injection structure, are installed with the connection adhesive tape between base and the briquetting.

The beneficial effects of the utility model are: when assembling base and briquetting are fastened, utilize the back-off on the base that briquetting is locked, meanwhile, briquetting drives pin terminal and accepts terminal downward, and pin terminal pierces through electric wire outer layer insulation skin with the pointed tip of accepting the terminal lower end and contacts with the conductive core material of electric wire inside, realizes being electrically connected, these terminals simple in structure, very convenient when assembly manipulation, and connect reliably, be not easy to get loose.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is another angle structural representation;

Fig. 3 is the decomposition texture schematic diagram of terminals;

Fig. 4 be terminals analyse and observe the decomposition texture schematic diagram.

Embodiment

Referring to figs. 1 through shown in Figure 4, a kind of terminals, comprise base 1 and briquetting 2, base 1 is provided with the appearance wire casing 13 of ccontaining two wires, briquetting 2 vertically is being provided with left and

right jack

21,22 corresponding to two electric wire positions, left jack 21 is equipped with the pin terminal 3 that top is column, right jack 22 be equipped with top hollow accept terminal 4, pin terminal 3 is the primary and secondary terminal structure with the top of accepting terminal 4, is used for being connected with conventional binding post when practical application; The

tip

31,41 that the utility model is designed to be able to pierce through the wire insulation skin with pin terminal 3 and the lower end of accepting terminal 4, base 1 is the structure that is fastened and connected with briquetting 2, this structure comprises: briquetting 2 both sides are provided with perforate 23, base 1 is provided with the projection 11 corresponding with perforate 23 positions, the surface of projection 11 is provided with at least one protruding back-off 12, projection 11 is from perforate 23 insertions and utilize back-off 12 left-hand threads in the end face of perforate 23, and pin terminal 3 is inserted in the conductive core material of electric wire inside with the

lower prong

31,41 of accepting terminal 4.

Pin terminal 3 is the different tubulars of multistage diameter that are rolled into by conductive metal sheet with accepting terminal 4, and tip,

bottom

31,41 is the sharp end of cutting sth. askew of syringe needle shape, upper end 33 sealings of pin terminal 3, and the upper end 43 of accepting terminal 4 is hollow tubular; Pin terminal 3 and accept the

middle part projection

32,42 of terminal 4 is provided with pin terminal 3 and accepts the groove 24 that the middle part diameter of terminal 4 adapts in the left and

right jack

21,22 of briquetting 2, groove 24 is positioned at the upside at

projection

32,42 places and to convexing to form constraint.The design's binding post is generally used in the low-voltage electrical apparatus, such as LED lamp string, therefore electric current is very little, after adopting above-mentioned design, pin terminal 3 and accept terminal 4 can to adopt thickness be making than scale copper of 0.2-0.3mm, owing to be rolled into tubular, improved intensity greatly, at the production cost that guarantees to have reduced under the reliable prerequisite that connects terminals.

Pin terminal 3 and accept terminal 4 and offer the lacing film down 34,44 that prevents that it from coming off from left and

right jack

21,22, this structure can be guaranteed pin terminal 3 and accept terminal 4 and pack into and can not come off voluntarily behind the left and

right jack

21,22.

More convenient in order to make the user assemble, briquetting 2 both sides are provided with the flank 25 that extends to both sides, and flank 25 end faces are tungued-and-grooved face, can carry out assembly manipulation with bottom and the briquetting flank that hand pinches base when assembling, make the lifting surface area of briquetting bigger.

Further, described base 1 and briquetting 2 are the integral type injection structure, that is to say two mold cavities are set on mould, be respectively base mold cavity and briquetting mold cavity, being provided with stria between two mold cavities is communicated with, be installed with connection adhesive tape 5 between base 1 and the briquetting 2, the company of utilization makes up adhesive tape and connects base 1 and briquetting 2, prevents that these two accessories are scattered, lose.

Certainly, the utility model is not limited to the above embodiments, is equal to the utility model or the similar techniques scheme also should belong within the protection range of the present utility model.

Claims

1. terminals, it is characterized in that: comprise base (1) and briquetting (2), base (1) is provided with the appearance wire casing (13) of ccontaining two wires, briquetting (2) vertically is being provided with left and right jack (21,22) corresponding to two electric wire positions, left side jack (21) is equipped with the pin terminal that top is column (3), right jack (22) be equipped with top hollow accept terminal (4), pin terminal (3) and the lower end of accepting terminal (4) are tip (31,41); Described briquetting (2) both sides are provided with perforate (23), base (1) is provided with the projection (11) corresponding with perforate (23) position, the surface of projection (11) is provided with at least one protruding back-off (12), projection (11) inserts and utilizes back-off (12) left-hand thread in the end face of perforate (23) from perforate (23), and pin terminal (3) and the lower prong (31,41) of accepting terminal (4) pierce through wire outer skin and inner conductive core material connection.

2. a kind of terminals according to claim 1, it is characterized in that: described pin terminal (3) is the different tubular of multistage diameter that is rolled into by conductive metal sheet with accepting terminal (4), tip, bottom (31,41) is the sharp end of cutting sth. askew of syringe needle shape, upper end (33) sealing of pin terminal (3), the upper end (43) of accepting terminal (4) is hollow tubular; Pin terminal (3) and accept the middle part projection (32,42) of terminal (4), be provided with pin terminal (3) in the left and right jack of briquetting (2) (21,22) and accept the groove (24) that the middle part diameter of terminal (4) adapts, groove (24) is positioned at upside that projection (32,42) locates and to convexing to form constraint.

3. a kind of terminals according to claim 2 is characterized in that: pin terminal (3) and accept terminal (4) and offer the lacing film down (34,44) that prevents that it from coming off from left and right jack (21,22).

4. a kind of terminals according to claim 2 is characterized in that: briquetting (2) both sides are provided with the flank (25) that extends to both sides, and flank (25) end face is a tungued-and-grooved face.

5. a kind of terminals according to claim 1 is characterized in that: described base (1) and briquetting (2) are the integral type injection structure, are installed with between base (1) and the briquetting (2) to connect adhesive tape (5).