CN2857263Y - Electrical connector - Google Patents

Abstract

The utility model relates to an electrical connector, which comprises a casing base, a conducting terminal and an elastic terminal with reciprocating movement. In the casing provided is an accomodating room which has a groove and connects to the external, the conducting terminal is accomodated in the room relatively wherein an incline is disposed. One end of the conducting terminal projects from the casing base to connects electrically with a circuit board. The elastic terminal is arranged in the groove with one end projecting form the casing base to press the contacting face and another end electrically connects with the incline constantly. The elastic terminal is deformed for storing elastic potential energy due to the pressure caused by contacting with the incline when moving towards the accomodating room, and is restored by releasing the elastic potential energy after withdrawing the pressure of contacting face. The utility model adopts an integral design, thereby reducing the components and failure rate, saving the manufacturing cost.

Description

Electric connector

Technical field

The utility model relates to a kind of electric connector, and it is few particularly to relate to a kind of simplicity of design member, and the yield of manufacturing can improve, and the failure rate of use can reduce, and the electric connector more economized of manufacturing cost.

Background technology

Usually be located at the electric connector of a cradle, provide elasticity electric contact more at least, press accordingly for the electrode points of a battery and to touch and form conduction, and existing electric connector, shown in No. 551703 " electric connector " patent of the novel patent announcement of TaiWan, China case, it comprises an insulation shell, has the butt joint side, engage side and be positioned at plural accepting groove between butt joint side and engage side, the ccontaining metal probe of each accepting groove, compression spring and conducting medium body, wherein, this metal probe has contact jaw and abutment end, and this contact jaw is a Long Circle, and abutment end is the rivet holder by the contact jaw horizontal expansion; One end of this compression spring is resisted against the abutment end of probe; This conducting medium body has the junction surface and is used for being communicated with circuit board, and is used for contacting with metal probe by extended first conductive arm in junction surface, and working as the displacement of metal probe pressurized whereby can contact with first conductive arm, and so as to by first conductive arm telecommunication being transmitted.The shortcoming of this existing electric connector is, part is little and more, except that need by the compression spring, and need special conducting medium body with first conductive arm, it is quite influenced to make acceptance rate, the failure rate of using can increase because of the elastic fatigue of flexible member or the damage of member, and part is little and more, and the cost of manufacturing also is bound to increase.Therefore, how to visualize a kind of member and construct simplyr less, the acceptance rate of manufacturing can improve, and the failure rate of use can reduce and make the more electric connector of cost-saving, is an improvable problem.

This shows that above-mentioned existing electric connector obviously still has inconvenience and defective, and demands urgently further being improved in structure and use.In order to solve the problem that electric connector exists, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, this obviously is the problem that the anxious desire of relevant dealer solves.Therefore how to found a kind of electric connector of new structure, just become the current industry utmost point to need improved target.

Because the defective that above-mentioned existing electric connector exists, the design people is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, in the hope of founding a kind of electric connector of new structure, can improve general existing electric connector, make it have more practicality.Through constantly research, design, and after studying sample and improvement repeatedly, create the utility model that has practical value finally.

Summary of the invention

The purpose of this utility model is, provides a kind of simplicity of design member few, and the acceptance rate of manufacturing can improve, and the failure rate of use can reduce, and the electric connector more saved of manufacturing cost.

The purpose of this utility model and to solve its technical problem be to adopt following technical scheme to realize.According to a kind of electric connector that the utility model proposes, be to press for a bearing surface to touch, this electric connector comprises: a shell block, inside are provided with an accommodation chamber, and this accommodation chamber is communicated with the outside and is provided with a guide groove; One conducting terminal is arranged in this accommodation chamber, and this conducting terminal has an oblique surface; And one play Zhang Duanzi, be arranged in this guide groove, the end of this bullet Zhang Duanzi protrudes from this guide groove and exposes to this shell block and press for this bearing surface and touch, and the permanent oblique surface with this conducting terminal of the other end forms and electrically contacts and can produce distortion with the storage elasticity energy after being subjected to the pressure of this bearing surface.

The purpose of this utility model and solve its technical problem and can also be further achieved by the following technical measures.

Aforesaid electric connector, the guide groove of wherein said shell block is formed with a circular groove portion and away from the two short slot parts that radially extend of this circular groove portion, respectively the bottom of this accommodation chamber offers a circular slotted eye, and the shape of this conducting terminal is to be provided with by this end plectane to be the little cone seat of external diameter convergent to the direction away from this end plectane on an end plectane, the path place of this cone seat forms a head, and the outside wall surface of this cone seat forms this oblique surface, this conducting terminal is inserted in this accommodation chamber by this circle slotted eye of this accommodation chamber with this head, this end plectane is then exposed to outside this accommodation chamber by this circle slotted eye block, this bullet Zhang Duanzi one slightly is the elastic clip of U type, be to be the oblique mode of gradually opening respectively to extend an elastic arm at the two ends of a curved arc section, this elastic arm can be placed in the short slot part of this guide groove and have the free end of permanent wiping in this oblique surface, and this curved arc Duan Ze exposes outside this guide groove and compresses for this bearing surface.

Aforesaid electric connector, the guide groove of wherein said shell block forms a square slot part and reaches from these square slot part two ends away from the two short slot parts that extend, the bottom of this accommodation chamber offers an elongate slot, and the shape of this conducting terminal is to be provided with by this end stock shape plate to be the decrescence little flat trapezoidal plate of width to the direction away from this end stock shape plate on an end stock shape plate, the minimum widith place of this flat trapezoidal plate forms a head, and two long and narrow lateral margins of this flat trapezoidal plate form this oblique surface, this conducting terminal is inserted in this accommodation chamber by this elongate slot with this head, this end stock shape plate is exposed to this accommodation chamber bottom by this elongate slot block, this bullet Zhang Duanzi one slightly is the elastic clip of U type, be to be the oblique mode of gradually opening respectively to extend an elastic arm at the two ends of a curved arc section, this elastic arm can be placed in the short slot part of this guide groove and have the free end of permanent wiping in this oblique surface, and this curved arc Duan Ze exposes outside this guide groove and compresses for this bearing surface.

Aforesaid electric connector, the free end of wherein said elastic arm are the oblique surface that respectively convexes with opposite to each other with this conducting terminal and form a contact salient point that electrically contacts.

Aforesaid electric connector, the head of the cone seat of wherein said conducting terminal more are equipped with a baffle ring edge.

Aforesaid electric connector, the head of the flat trapezoidal plate of wherein said conducting terminal more convexes with a stop lug.

The utility model compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, major technique of the present utility model thes contents are as follows: the utility model provides a kind of electric connector, includes a shell block, and its inside is provided with an accommodation chamber, and accommodation chamber is communicated with the outside and is provided with a guide groove; At least one conducting terminal, correspondence are arranged in the accommodation chamber, and it has an oblique surface, and an end of conducting terminal is to protrude from the accommodation chamber bottom can electrically contact with a circuit board; But reach the bullet Zhang Duanzi of a shift reciprocately, playing Zhang Duanzi is that correspondence is arranged in the guide groove, and an end protrudes from the outer bearing surface pressure for a correspondence of shell block and touches, and other end perseverance electrically contacts with the oblique surface of conducting terminal; When compressing, the bearing surface application of force plays Zhang Duanzi, make and play Zhang Duanzi toward the accommodation chamber intrinsic displacement, its other end electrically contacts because of permanent oblique surface with conducting terminal, one current path can be provided, and produces and be out of shape with the storage elasticity energy because of contact extruding with the oblique surface of conducting terminal, and after bearing surface compressed the strength disappearance, bullet Zhang Duanzi was released elastic energy and resets.

By technique scheme, the utility model electric connector has following advantage at least: the utility model has realized that a kind of structural design is comparatively simple and member is few, the yields of making can improve, and the failure rate of use can reduce, and the electric connector more saved of manufacturing cost.

In sum, the utility model provides a kind of simplicity of design member few, and the acceptance rate of manufacturing can improve, and the failure rate of use can reduce, and the electric connector more saved of manufacturing cost.It has above-mentioned many advantages and practical value, and in like product, do not see have similar structural design to publish or use and really genus innovation, no matter it all has bigger improvement on product structure or function, have large improvement technically, and produced handy and practical effect, and more existing electric connector has the multinomial effect of enhancement, thus be suitable for practicality more, and have the extensive value of industry, really be a new and innovative, progressive, practical new design.

Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of specification, and for above-mentioned and other purposes, feature and advantage of the present utility model can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.

Description of drawings

Fig. 1 is the exploded perspective schematic diagram of first embodiment of the utility model electric connector.

Fig. 2 is the schematic side view that the bullet Zhang Duanzi of Fig. 1 is not pressed down.

Fig. 3 is the schematic side view that the bullet Zhang Duanzi of Fig. 1 is pressed down.

Fig. 4 is the exploded perspective schematic diagram of second embodiment of the utility model electric connector.

Fig. 5 is the schematic side view that the bullet Zhang Duanzi of Fig. 4 is not pressed down.

Fig. 6 is the schematic side view that the bullet Zhang Duanzi of Fig. 4 is pressed down.

Embodiment

For further setting forth the utility model is to reach technological means and the effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, to according to its embodiment of electric connector, structure, feature and the effect thereof that the utility model proposes, describe in detail as after.

See also shown in Figure 1, first embodiment of the utility model electric connector, it comprises: a shell block 1, the inside of this shell block 1 are provided with at least one accommodation chamber 10, respectively this accommodation chamber 10 is communicated with outsides and is provided with a guide groove 11; At least one conducting terminal 2, correspondence are arranged in the accommodation chamber 10, and it is to protrude from each accommodation chamber bottom 101 that each conducting terminal 2 has an oblique surface 20, one ends 21, and can electrically contact with a circuit board (not shown); And at least one can be at the bullet Zhang Duanzi 3 of above-below direction shift reciprocately, this bullet Zhang Duanzi 3 is that correspondence is arranged in the guide groove 11, one end 30 protrudes and exposes to guide groove 11 and (in fact can be the electrode of a battery for the bearing surface of a correspondence, not shown in the figures) press and touch, the other end 31 permanent oblique surfaces 20 with each conducting terminal 2 electrically contact, when the electrode with battery compresses when respectively playing Zhang Duanzi 3, make and respectively play Zhang Duanzi 3 meetings toward accommodation chamber 10 intrinsic displacements, its other end 31 can provide an electric pathway because of permanent oblique surface 20 with each conducting terminal 2 electrically contacts.Now with its structure more detailed description as the back:

This shell block 1, constituted by an insulating material, its inside is provided with at least one accommodation chamber 10, present embodiment is for being provided with four accommodation chambers 10 in the horizontal direction equally spacedly, each accommodation chamber 10 one end 100 protrudes from an end face 102 of shell block 1, and more be provided with a guide groove 11 that is communicated with outside and accommodation chamber 10 on this shell block 1, present embodiment is for radially being provided with a wide short slot part 111 away from extension in a circular groove portion 110, the other end of each accommodation chamber 10, just bottom 101 is offered and is formed with a circular slotted eye 103.

This at least one conducting terminal 2, present embodiment and four accommodation chamber 10 equal numbers, also be to be four, this conducting terminal 2 is that correspondence is arranged in the accommodation chamber 10, and respectively has an oblique surface 20, one end forms an end plectane 21, it protrudes from outside the circular slotted eye 103 of bottom 101 of each accommodation chamber 10, can electrically contact with a circuit board (not shown), end plectane 21 is provided with towards other end direction and is the little cone seat 22 of external diameter convergent, the path of cone seat 22 also constitutes a head 220, be equipped with a baffle ring edge 221 at end face one small distance of this head 220 distances, and the outside wall surface of cone seat 22 just is an oblique surface 20, the head 220 of each conducting terminal 2 can be inserted in the accommodation chamber 10 by the circular slotted eye 103 of accommodation chamber 10, end plectane 21 will be the circular slotted eye 103 of the bottom 101 that protrudes from each accommodation chamber 10 by circular slotted eye 103 blocks and expose, therefore can electrically contact with a circuit board (not shown), or direct and circuit board welding, and head 220 is positioned at circular groove portion 110 belows, the one suitable distance of accommodation chamber 10.

This can be at the bullet Zhang Duanzi 3 of above-below direction shift reciprocately, constituted by an electric conducting material, present embodiment still with four accommodation chamber 10 equal numbers, also be to be four, this bullet Zhang Duanzi 3 is arranged in the guide groove 11 accordingly, each plays Zhang Duanzi 3, at present embodiment is one slightly to be the elastic clip of inverted U, be that each obliquely is gradually open mode and extends an elastic arm 301 at the two ends of a curved arc section 300, the free end of this elastic arm 301 is and convexes with a contact salient point 302 opposite to each other, each both sides elastic arm 301 that plays Zhang Duanzi 3 is worn group in the short slot part 111 of accommodation chamber 10 and be subjected to spacing accordingly, as shown in Figure 2, curved arc section 300 parts expose outside outside the guide groove 11, and contact salient point 302 perseverances of two elastic arms 301 are contacted with the outside wall surface of cone seat 22 slidably, just oblique surface 20, because the head 220 of conducting terminal 2 is positioned at circular groove portion 110 belows, the one suitable distance of accommodation chamber 10, and the effect of borrowing baffle ring edge 221, each plays Zhang Duanzi 3 and can't be drawn out by the curved arc section 300 that expose the part and destroy, above-mentioned free-ended contact salient point 302 at elastic arm 301 is conveniently to contact with the oblique surface 20 of conducting terminal 2, this contacting structure is not limited to the free end of elastic arm 301, in fact 20 formation contacts also are passable as long as the free end of elastic arm 301 more bends towards oblique surface, at this no longer other drawing illustrate.

Compress curved arc section 300 positions of bullet Zhang Duanzi 3 when the electrode of battery, as shown in Figure 3, each plays oppressed and past accommodation chamber 10 intrinsic displacements of Zhang Duanzi 3 meetings, impel two elastic arms 301 to move down along the oblique surface 20 of each conducting terminal 2, electrically contact but still keep, two elastic arms 301 are opened bigger angle by oblique surface 20 relative extruding simultaneously, and then the elastic energy of storage distortion, still do not continue to provide the path of a current flowing, and remove when battery, just the curved arc section 300 that plays Zhang Duanzi 3 compressed strength when removing, two elastic arms 301 will discharge elastic energy and oblique surface 20 will be formed chucking power, because and the inclined-plane push effect of 20 of oblique surfaces, make to play the original position that Zhang Duanzi 3 is able to upwards be returned to along oblique surface 20 Fig. 2 again.

See also shown in Figure 4, be second embodiment of the present utility model, when electric connector can do when relatively large, the accommodation chamber 10 ' of shell block 1 ' wherein can be configured to a flat-shaped rectangle, this accommodation chamber 10 ' one end 100 ' still protrudes from end face 102 ', and be communicated with the outside and also be provided with a guide groove 11 ', present embodiment is that the two ends of a square slot part 110 ' are provided with a wide short slot part 111 ' away from extension and maybe can be a strip groove, the other end of accommodation chamber 10 ', just the bottom 101 ', offer elongate slot 103 ', and the shape of each conducting terminal 2 ' more can utilize the mode of punching press to form, present embodiment is to be provided with by end stock shape plate 21 ' to be the decrescence little flat trapezoidal plate 22 ' of width to the direction away from end stock shape plate 21 ' on an end stock shape plate 21 ', the minimum place of this flat trapezoidal plate 22 ' width constitutes a head 220 ', two long and narrow lateral margins of flat trapezoidal plate 22 ' just are this oblique surface 20 ', both sides at the end face one small distance place of head 220 ' distance respectively convex with a stop lug 221 ', the head 220 ' of each conducting terminal 2 ' is inserted in the accommodation chamber 10 ' by elongate slot 103 ', as shown in Figure 5, end stock shape plate 21 is the elongate slot 103 ' that protrudes from accommodation chamber bottom 101 and exposes by elongate slot 103 ' block, use equally with a circuit board (not shown) and electrically contact, or direct and circuit board welding, and head 220 ' and be positioned at square slot part 110 ' below one suitable distance, it is constant that each plays Zhang Duanzi 3 structures, be still to wear and organize in the short slot part 111 ' of the guide groove 11 ' of accommodation chamber 10 ' with elastic arm 301, curved arc section 300 also part exposes outside outside the guide groove 11 ', and the also permanent wiping of the contact salient point 302 of two elastic arms 301 is in the oblique surface 20 ' of flat trapezoidal plate 22 ', because the head 220 ' of conducting terminal 2 ' is positioned at guide groove 11 ' the below one suitable distance of accommodation chamber 10 ', and effect by two oblique surfaces 20 ' and stop lug 221 ', each plays Zhang Duanzi 3 and can't expose curved arc section 300 by the part to be drawn out and to destroy, this kind structure also can reach when battery each electrode compress curved arc section 300 positions that respectively play Zhang Duanzi 3 and can form electric pathway, and when the curved arc section 300 that plays Zhang Duanzi 3 compressed strength when removing, two elastic arms 301 also can discharge elastic energy and be returned to original position, equally as shown in Figure 4, be at the free end of elastic arm 301 that to convex with contact salient point 302 in opposite directions also be conveniently to contact with two oblique surfaces 20 ' of conducting terminal 2, contacting structure does not limit yet, tiltedly to lead the face of touching 20 ' just passable as long as the free end of elastic arm 301 can contact, and also drawing no longer in addition at this explains orally.And second embodiment mainly is with the different of first embodiment, and the shaped design of conducting terminal 2 is to utilize the mode quick shaping of punching press, can realize that whereby processing procedure is quicker, and more saves the purpose of cost of manufacture.

In sum, the utility model does not have the compression spring member of existing product, also needn't painstakingly make the conducting medium and first conductive arm, therefore its whole member more reduces, structure is more simple than existing product, and therefore the acceptance rate of manufacturing can improve more, and the failure rate of use can reduce, manufacturing cost is more economized, and can reach described effect really.

The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, though the utility model discloses as above with preferred embodiment, yet be not in order to limit the utility model, any those skilled in the art are not in breaking away from the technical solutions of the utility model scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solutions of the utility model, according to technical spirit of the present utility model to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solutions of the utility model.

Claims (6)

1, a kind of electric connector is to press for a bearing surface to touch, and it is characterized in that this electric connector comprises:

One shell block, inside are provided with an accommodation chamber, and this accommodation chamber is communicated with the outside and is provided with a guide groove;

One conducting terminal is arranged in this accommodation chamber, and this conducting terminal has an oblique surface; And

One plays Zhang Duanzi, be arranged in this guide groove, the end of this bullet Zhang Duanzi protrudes from this guide groove and exposes to this shell block and press for this bearing surface and touch, and the permanent oblique surface with this conducting terminal of the other end forms and electrically contacts and can produce distortion with the storage elasticity energy after being subjected to the pressure of this bearing surface.

2, electric connector according to claim 1, the guide groove that it is characterized in that wherein said shell block is formed with a circular groove portion and away from the two short slot parts that radially extend of this circular groove portion, respectively the bottom of this accommodation chamber offers a circular slotted eye, and the shape of this conducting terminal is to be provided with by this end plectane to be the little cone seat of external diameter convergent to the direction away from this end plectane on an end plectane, the path place of this cone seat forms a head, and the outside wall surface of this cone seat forms this oblique surface, this conducting terminal is inserted in this accommodation chamber by this circle slotted eye of this accommodation chamber with this head, this end plectane is then exposed to outside this accommodation chamber by this circle slotted eye block, this bullet Zhang Duanzi one slightly is the elastic clip of U type, be to be the oblique mode of gradually opening respectively to extend an elastic arm at the two ends of a curved arc section, this elastic arm can be placed in the short slot part of this guide groove and have the free end of permanent wiping in this oblique surface, and this curved arc Duan Ze exposes outside this guide groove and compresses for this bearing surface.

3, electric connector according to claim 1, the guide groove that it is characterized in that wherein said shell block forms a square slot part and lacks slot parts from these square slot part two ends away from two of extension, the bottom of this accommodation chamber offers an elongate slot, and the shape of this conducting terminal is to be provided with by this end stock shape plate to be the decrescence little flat trapezoidal plate of width to the direction away from this end stock shape plate on an end stock shape plate, the minimum widith place of this flat trapezoidal plate forms a head, and two long and narrow lateral margins of this flat trapezoidal plate form this oblique surface, this conducting terminal is inserted in this accommodation chamber by this elongate slot with this head, this end stock shape plate is exposed to this accommodation chamber bottom by this elongate slot block, this bullet Zhang Duanzi one slightly is the elastic clip of U type, be to be the oblique mode of gradually opening respectively to extend an elastic arm at the two ends of a curved arc section, this elastic arm can be placed in the short slot part of this guide groove and have the free end of permanent wiping in this oblique surface, and this curved arc Duan Ze exposes outside this guide groove and compresses for this bearing surface.

4, according to claim 2 or 3 described electric connectors, the free end that it is characterized in that wherein said elastic arm is the oblique surface that respectively convexes with opposite to each other with this conducting terminal and forms a contact salient point that electrically contacts.

5, electric connector according to claim 2 is characterized in that the head of the cone seat of wherein said conducting terminal more is equipped with a baffle ring edge.

6, electric connector according to claim 3 is characterized in that the head of the flat trapezoidal plate of wherein said conducting terminal more convexes with a stop lug.

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