CN201018009Y

CN201018009Y - Electrical connector

Info

Publication number: CN201018009Y
Application number: CNU2007201185496U
Authority: CN
Inventors: 胡志勇; 杨忠良
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-02-12
Filing date: 2007-02-12
Publication date: 2008-02-06
Anticipated expiration: 2017-02-12

Abstract

The utility model relates to an electrical connector, which comprises a connector with a needle head and a connector inserted into the electrical connector and provided with a needle hole. The needle head connector comprises a needle head end of which one end is the needle head and the other end adopts a line clipping end, and a line clipping end connected with a rewind film. A line clipping opening is arranged on the rewind film along a symmetry axle, wherein the caliber of the inner narrow mouth of the line clipping opening is smaller than the caliber of the outer wide mouth. The needle head adopts a double thick needle head, and the needle head end is also provided with an elastic back-off clip piece. The middle part of an outer casing of the needle head is provided with a through hole to let the needle head thread through, and the upper part of the through hole is provided with a clip hole to hold the back-off clip piece. The connector with the needle hole comprises a needle hole end, the needle hole end adopts a clamp-shape flexible steel sheet of which the upper sheet is connected with one end of the lower sheet, and the elastic back-off clip piece is arranged on the upper sheet. The connecting ends of the upper sheet and the lower sheet are provided with the line clipping opening the same as the needle hole end. Compared with the existing technology, the efficiency of line interpolation can be greatly improved. In addition, the thickness of the needle head is thickened aiming at the problem that the needle head is easy to be curved.

Description

A kind of electric connector

Technical field

The utility model relates to the connector of electronic equipment power on signal line butt joint.

Background technology

Electric connector will be used for the holding wire of the transmission current or the signal of telecommunication and couple together, and wherein be divided into the joint of being with syringe needle and the joint of band jack and be used.The joint of existing band syringe needle is of a great variety, comprises shell on its structure substantially and is embedded in the interior metal terminal two parts of shell.Metal terminal one end wherein is a syringe needle, and the other end is the clamp head; Syringe needle and clamp head are the thin flat sheet of metal time processing and form, and their thickness is even; The clamp head is a cylindrical shape, and electrical signal lead by manually being inserted and secured in the cylinder after the lead peeling, is inserted syringe needle in the embedding shell usually then again.The clamp end of pin hole terminal also is to adopt the packaging type structure in the joint of band pin hole, and the mode that lead embeds in it is the same with the joint style of band syringe needle.

The problem that this electric connector exists has the artificial lead speed of inserting slow, and efficient is low.Be exactly that syringe needle occurs bending and deformation easily in frequent pulling and pushing in the use in addition, so that whole joint is scrapped.This in a word electric connector easily produces defective products, is difficult for doing over again, and scrappage is higher.

The utility model content

Technical problem to be solved in the utility model is: a kind of electric connector is provided, solves the problem that existing electric connector dress electrical signal lead efficient is low, the syringe needle of the joint of band syringe needle bends easily.

For solving the problems of the technologies described above, the utility model adopts following technical scheme: a kind of electric connector comprises the joint of being with syringe needle and the joint of being with pin hole; Wherein the joint with syringe needle comprises the syringe needle shell and embeds the interior syringe needle terminal of shell that the joint of band pin hole comprises pin hole shell and the pin hole terminal that embeds in its shell; The pin hole shell inserts in the cavity of syringe needle shell, and the syringe needle terminal places in the pin hole of pin hole terminal; One end of described syringe needle terminal is a syringe needle, and the other end is the clamp end; Described clamp end is connected with the backrush sheet, and the backrush sheet has the clamp mouth along the symmetry axis direction, slot and outer wide mouth in the clamp mouth is divided into, and wherein the bore of the outer wide mouth of the relative aperture of interior slot is little; Described syringe needle is the thickening syringe needle; On the syringe needle terminal, be fixed with a end towards syringe needle on the opposing face of backrush sheet curl direction and be connected elasticity back-off sheet on the syringe needle terminal; The middle part of described syringe needle shell is for holding the through hole that syringe needle passes through, and the top of through hole has the button hole of ccontaining described back-off sheet;

Described pin hole terminal be last slice be clamping shape elastic steel sheet with following sheet one end links together, on last, be provided with elasticity back-off sheet; Last slice be provided with the clamp mouth the same with the link of following sheet with described syringe needle terminal.

Preferably: in described syringe needle shell, the two ends of described through hole are cavity, and wherein syringe needle is positioned at ante-chamber, and described clamp end is positioned at back cavity; Be fixed with the longitudinal spacing muscle that stretches out wall on the sidewall of cavity wall before the described shell.When the joint of band pin hole inserted in the joint of band syringe needle, described longitudinal spacing muscle can be used for horizontally-guided, so that syringe needle steadily injects pin hole.

Preferably: on the upper surface of described syringe needle shell, be provided with snap-fastener; Described snap-fastener comprises antetheca and rear wall, and wherein antetheca is connected by the snap-fastener sidewall with rear wall, and rear wall is connected on the described shell, and the antetheca bottom is provided with the buckle teeth that stretches out downwards.Snap-fastener can be stuck in the joint that inserts the band jack of ante-chamber in the ante-chamber.

Preferably: be provided with the reinforcement of protrusion in described syringe needle shell back cavity lower end, be provided with the barb of protrusion in the outer end of reinforcement, be provided with barb in the end, upper wall outside of described back cavity.Because what shell was selected for use is plastic material, so need increase its intensity with reinforcement.And the joint that is beneficial to this band syringe needle that is provided with of barb makes things convenient for the human hand that its joint with the band pin hole is separated.

Preferably: the end horizontal direction of the bottom reinforcement of described syringe needle shell and pin hole shell be provided with flat to pawl; The bottom of described pin hole shell is provided with reinforcement and barb reinforcement on and the pawl the same with described syringe needle shell.Described pawl can prevent that the lead that is pressed into the clamp mouth breaks away from the clamp mouth, plays the fixed limit effect.

The beneficial effects of the utility model are: compared to existing technology, no matter be to be with the joint of syringe needle or to be with the joint of pin hole all can directly earlier metal terminal be inserted in the shell, directly insert unpeeled lead then, utilize the cutting attribute that has of the sheet metal at the clamp mouth place on the backrush sheet, wire sheath is severed.So just can improve the efficient of plug wire greatly.And, thickeied the thickness of syringe needle at the problem that syringe needle easily bends.The processing mode of this thickening can be flat partially syringe needle both sides to be pushed the thickness of realizing syringe needle simultaneously increase, and processing mode is simple.

Description of drawings

Fig. 1 is the front view of band syringe needle joint of the present utility model.

Fig. 2 is the upward view of Fig. 1.

Fig. 3 is the rearview of Fig. 1.

Fig. 4 is the vertical view among Fig. 1.

Fig. 5 is along A-A direction cutaway view among Fig. 1.

Fig. 6 is along B-B direction cutaway view among Fig. 1.

Fig. 7 is the vertical view of syringe needle terminal.

Fig. 8 is the end view of Fig. 7.

Fig. 9 is the upward view of Fig. 7.

Figure 10 is the partial enlarged drawing among Fig. 2.

Figure 11 is the front view of pin hole joint.

Figure 12 is the upward view of Figure 11.

Figure 13 is the rearview of Figure 11.

Figure 14 is the vertical view of Figure 11.

Figure 15 is the right view of Figure 11.

Figure 16 is the vertical view of pin hole terminal.

Figure 17 is the end view of Figure 16.

Figure 18 is the upward view of Figure 16.

Embodiment

As shown in Figure 1, the utility model provides a kind of electric connector, comprises the joint of being with syringe needle and the joint of being with pin hole; Wherein the joint with syringe needle comprises the syringe needle shell and embeds the interior syringe needle terminal of shell that the joint of band pin hole comprises pin hole shell and the pin hole terminal that embeds in its shell; The pin hole shell inserts in the cavity of syringe needle shell, and the syringe needle terminal places in the pin hole of pin hole terminal.

The syringe needle terminal comprises syringe needle shell 2 and embeds the interior syringe needle terminal 3 of shell.

Referring to Fig. 7, Fig. 8 and Fig. 9, an end of syringe needle terminal is a syringe needle 31, and the other end is a clamp end 33.Clamp end 33 is connected with backrush sheet 330, and backrush sheet 330 has clamp mouth 30 along the symmetry axis direction, slot 300 and outer wide mouth 301 in clamp mouth 30 is divided into, and wherein the bore of the outer wide mouth 301 of the relative aperture of interior slot 300 is little.Syringe needle 31 is the thickening syringe needle, and promptly the relative syringe needle terminal of syringe needle flat body is formed with thickening layer 310.On the syringe needle terminal 3, be fixed with a end towards syringe needle 31 on the opposing face of backrush sheet 330 curl directions and be connected elasticity back-off sheet 32 on the syringe needle terminal.

Referring to Fig. 5 and Fig. 6, in syringe needle shell 2, the middle part of syringe needle shell 2 is for holding the through hole 28 that syringe needle 31 passes through, and 28 top of through hole has the button hole 26 of ccontaining back-off sheet 32.The two ends of through hole 28 are cavity, and wherein syringe needle 31 is positioned at ante-chamber 291, and clamp end 33 is positioned at back cavity 290.Be fixed with the longitudinal spacing muscle 25 that stretches out wall on the sidewall of the inwall of syringe needle shell ante-chamber 291,, be fixed on the base plate of syringe needle shell with longitudinal spacing muscle 25 laterally interior spacing muscle 23 connected vertically referring to Fig. 5 and Fig. 1.On the both sides of syringe needle outer casing inner wall, be equipped with reinforcement 20 and reinforcement 21.

On the upper surface of syringe needle shell 2, be provided with snap-fastener 22, referring to Fig. 1, Fig. 4 and Fig. 6, snap-fastener 22 comprises antetheca 222 and rear wall 221, and wherein antetheca 222 is connected by snap-fastener sidewall 223 with rear wall 221, rear wall 221 is connected on the syringe needle shell 2, and antetheca 222 bottoms are provided with the buckle teeth 220 that stretches out downwards.

Referring to Fig. 2, Fig. 3, Fig. 5 and Figure 10, be provided with the reinforcement 270 of protrusion in syringe needle shell 2 back cavity lower ends, be provided with the barb 27 of protrusion in the outer end of reinforcement 270, be provided with barb 271 in the end, upper wall outside of back cavity.The pawl 29 that protrusion is all arranged in the both sides of reinforcement 270 ends.

The structure of pin hole joint of the present utility model is referring to Figure 11 to Figure 18.Pin hole terminal 4 inserts in the pin hole shell 5, and among Figure 11, it is jack 52 that the syringe needle clamping hole is arranged on the pin hole shell.

Pin hole terminal 4 42 is clamping shape elastic steel sheet with following sheet 41 1 ends link together for last slice, is provided with elasticity back-off sheet on last 42.Last slice 42 be provided with the clamp mouth the same with front syringe needle terminal with the link of following sheet 41.Wherein descend the clamp mouth end of sheet 41 to be inverted V-shaped, the top 410 of inverted V-shaped 42 forms the clamp mouth with last slice.

Be provided with the same reinforcement 53 that protrudes in the bottom of pin hole shell 4, be provided with the barb of protrusion in the outer end of reinforcement with the syringe needle shell.The bottom of pin hole shell 5 is provided with reinforcement and barb reinforcement on and the pawl (be in Figure 15 grab tooth 51) the same with syringe needle shell 2.Referring to Figure 14 and Figure 15, be provided with button limit 50 at the edge of upper surface of outer cover in addition.Buckle teeth 220 on the syringe needle shell can be buckled on the limit 50, fixes to keep the pin hole joint to insert syringe needle joint holding position.

Use of the present utility model is as follows.

The syringe needle of syringe needle terminal 2 is inserted in the syringe needle shell by syringe needle shell back cavity 290, and syringe needle 31 passes through hole 28, and back-off sheet 32 launches the syringe needle terminal spacing in syringe needle shell cavity in button hole 26.

Go up the adapter connector of band jack if peg graft, need the adapter connector of band jack is inserted in the ante-chamber 291, fasten by the buckle teeth 220 of snap-fastener 22 on the adapter connector of band jack match buckle limit 50, the joint of longitudinal spacing muscle 25 horizontally-guided band pin holes enters in the cavity of band needle hub simultaneously.

During the grafting lead, directly the belt leather lead is injected in the clamp mouth 30 of backrush sheet 330, under the effect of the backrush sheet 330 sheet edges of a knife, the lead epidermis is cut out, and the deeply interior slot 300 of metal forms to conduct with the metal needle termination contact and is connected in the lead.

Claims

1. an electric connector comprises the joint of being with syringe needle and the joint of being with pin hole; Wherein the joint with syringe needle comprises the syringe needle shell and embeds the interior syringe needle terminal of shell that the joint of band pin hole comprises pin hole shell and the pin hole terminal that embeds in its shell; The pin hole shell inserts in the cavity of syringe needle shell, and the syringe needle terminal places in the pin hole of pin hole terminal; It is characterized in that:

One end of described syringe needle terminal is syringe needle (31), and the other end is clamp end (33); Described clamp end (33) is connected with backrush sheet (330), and backrush sheet (330) has clamp mouth (30) along the symmetry axis direction, and clamp mouth (30) is divided into interior slot (300) and wide (301) outward, and wherein the bore of the relative aperture of interior narrow (300) outer wide mouthful (301) is little; Described syringe needle (31) is the thickening syringe needle; Be fixed with a end towards syringe needle (31) on the face of go up at syringe needle terminal (3), backrush sheet (330) curl direction is opposing and be connected elasticity back-off sheet (32) on the syringe needle terminal; The middle part of described syringe needle shell is for holding the through hole (28) that syringe needle (31) passes through, and the top of (28) of through hole has the button hole (26) of ccontaining described back-off sheet (32);

Described pin hole terminal (4) is clamping shape elastic steel sheet for what last slice (42) and following sheet (41) one ends linked together, is provided with elasticity back-off sheet on last (42); Last slice (42) are provided with the clamp mouth the same with described syringe needle terminal with the link of following sheet (41).

2. a kind of electric connector as claimed in claim 1, it is characterized in that: in described syringe needle shell (2), the two ends of described through hole (28) are cavity, wherein syringe needle (31) is positioned at ante-chamber, described clamp end (33) is positioned at back cavity (290), is fixed with the longitudinal spacing muscle (25) that stretches out wall on the sidewall of the preceding cavity wall of described shell (2).

3. a kind of electric connector as claimed in claim 1 is characterized in that: be provided with snap-fastener (22) on the upper surface of described syringe needle shell (2); Described snap-fastener (22) comprises antetheca (222) and rear wall (221), wherein antetheca (222) is connected by snap-fastener sidewall (223) with rear wall (221), rear wall (221) is connected on the described shell (2), and antetheca (222) bottom is provided with the buckle teeth (220) that stretches out downwards.

4. a kind of electric connector as claimed in claim 1, it is characterized in that: the reinforcement (270) that is provided with protrusion in described syringe needle shell (2) back cavity bottom, be provided with the barb (27) of protrusion in the outer end of reinforcement (270), be provided with barb (271) in the end, upper wall outside of described back cavity.

5. a kind of electric connector as claimed in claim 1 is characterized in that: be provided with the reinforcement of protrusion in the bottom of described pin hole shell (4), be provided with the barb of protrusion in the outer end of reinforcement.

6. a kind of electric connector as claimed in claim 4 is characterized in that: the end horizontal direction of the bottom reinforcement (270) of described syringe needle shell and pin hole shell be provided with flat to pawl (29); The bottom of described pin hole shell is provided with reinforcement and barb reinforcement on and the pawl the same with described syringe needle shell.