CN205319424U - battery connector - Google Patents

Abstract

The utility model discloses a battery connector, it includes: the socket comprises an insulating seat, a first terminal and a metal shell, wherein the first terminal and the metal shell are arranged in the insulating seat; the plug comprises an insulating body and a second terminal fixed in the insulating body; the two sides of the metal shell are respectively provided with a connecting type clamping arm, the two ends of the connecting type clamping arms are respectively connected with the metal shell integrally, and the middle parts of the connecting type clamping arms are bulged towards the inside of the metal shell to form clamping parts; first clamping grooves matched with the connecting clamping arms are formed in the two sides of the insulating body; both sides of the front end of the metal shell are provided with fool-proof structures capable of preventing reverse insertion of the plug, and both sides of the insulating body are provided with abdicating grooves matched with the fool-proof structures. The plug of the utility model is inserted into the socket, and the anti-fool structure of the socket is matched with the abdicating groove in the plug, so that the plug can be effectively prevented from being inserted reversely; and the socket can limit the plug through the connecting type clamping arm, so that the plug is stably butted with the socket, and the plug can be quickly pulled out without other auxiliary actions.

Description

battery connector

Technical field:

The utility model relates to the technical field of connector products, in particular to a battery connector.

Background technique:

At present, one of the most convenient functions of portable electronic products such as mobile phones, personal data processors (PDAs), notebook computers, and digital cameras is that they can provide consumers with non-fixed-point use, and these electronic products themselves require Therefore, electronic products need to be equipped with a battery, and the battery and the product body need to be connected through a battery connector to transmit the power of the battery to the product body.

The above-mentioned battery connector generally includes a plug and a socket that cooperate with each other. The socket in the prior art generally includes: an insulating seat, a number of first terminals installed in the insulating seat, and a shell covering the periphery of the insulating seat. A socket is formed between the insulating seats, and the contact portion of the first terminal is exposed in the socket for connecting with the plug. The plug in the prior art generally includes an insulating body and a second terminal fixed in the insulating body, the plug is inserted into the socket of the socket through the insulating body, and the second terminal is docked with the first terminal, so that the plug and the socket conduction.

In order to make the plug and socket not easy to loosen after mating, a buckle or buckle design is adopted, so that the plug can be inserted into the socket stably, and the communication quality between the plug and the socket can be guaranteed. When it is necessary to pull out the plug, because the structure of the plug and the socket is extremely stable, the plug is not easy to pull out or other auxiliary actions are required to pull the plug out of the socket, which is inconvenient to operate. Moreover, if the plug is pulled out forcibly, The hasp or buckle will be damaged, and even cause the entire plug or socket to be damaged or scrapped, seriously affecting the service life of the entire electrical connector. In addition, when the plug is docked with the socket, the plug is easy to be inserted reversely, and the terminals in the plug or the socket are easy to be damaged, which affects the service life of the entire electrical connector.

In view of this, the inventor proposes the following technical solutions.

Utility model content:

The purpose of the utility model is to overcome the deficiencies of the prior art and provide a battery connector.

In order to solve the above technical problems, the utility model adopts the following technical solution: the battery connector includes: a socket, which includes an insulating seat, a first terminal installed in the insulating seat and a metal shell covering the outer side of the insulating seat. A socket is formed between the metal shell and the insulating seat; the plug adapted to the socket includes an insulating body and a second terminal fixed in the insulating body, the insulating body is inserted into the socket of the socket, and the second terminal It is docked with the first terminal; both sides of the metal shell are provided with a connecting card arm, both ends of the connecting card arm are integrally connected with the metal shell, and the middle part of the connecting card arm protrudes toward the inside of the metal shell to form a card The two sides of the insulating body are provided with a first card slot adapted to the connecting card arm; both sides of the front end of the metal shell are provided with a fool-proof structure that can prevent the plug from being inserted backwards, and the insulating body Both sides are provided with relief slots adapted to the fool-proof structure.

Furthermore, in the above technical solution, the second terminal has a first contact group and a second contact group, and the first and second contact groups are both connected to the first terminal.

Furthermore, in the above technical solution, the locking portion has an arc-shaped mating surface extending into the socket.

Furthermore, in the above technical solution, the fool-proof structure is a fool-proof foot bent and formed on both sides of the front end of the metal shell, and the fool-proof foot is exposed at the front end of the socket.

Further, in the above technical solution, the first contact group includes two elastic contacts, and an elastic clamping interval is formed between the two elastic contacts; the second contact group includes two fastening contacts , A fixed clamping interval is formed between the two fastening contacts, wherein the fixed clamping interval is greater than the elastic clamping interval.

Furthermore, in the above technical solution, the second terminal includes a main body, contact parts and clamping parts formed on the front and rear ends of the main body, wherein the contact part has a clamping mouth for clamping the first terminal; The first contact group and the second contact group are both arranged in the contact part and exposed in the clamping opening.

Furthermore, in the above technical solution, the contact portion includes first and second fixed contact arms extending forward along the front end of the main body, and respectively bent upwards relative to the first and second fixed contact arms and then extending backward. The first and second elastic contact arms are formed, and the front ends of the first and second fixed contact arms are respectively formed with convex bumps that protrude relatively and serve as the fastening contacts; the ends of the first and second elastic contact arms The opposite surfaces are respectively bent to form bulges serving as the elastic contacts.

Furthermore, in the above technical solution, the two sides of the main body are respectively bent upward to form a positioning plate, and the bottom surface of the main body is provided with a positioning card.

Furthermore, in the above technical solution, the upper end surface of the insulating seat is provided with positioning protrusions and positioning buckles; the metal shell is provided with positioning grooves and positioning holes respectively adapted to the positioning protrusions and positioning buckles.

Furthermore, in the above technical solution, both sides of the insulating seat are provided with second locking grooves, and both sides of the lower end surface of the insulating seat are provided with first limiting grooves; both sides of the metal shell are respectively provided with the The second card slot is adapted to the first card, and the lower ends of both sides of the metal shell are provided with a riveting piece, and the riveting piece is riveted and fixed in the first limiting groove.

After adopting the above technical solution, the utility model has the following beneficial effects compared with the prior art:

1. The excellent elastic strength of the connecting arm of the socket in the utility model can strengthen the holding force of the socket to the clamping and positioning of the plug, so that the plug can be stably inserted into the socket of the socket. In addition, since the connecting card arm is docked with the first card slot of the insulating body in the plug through the arc-shaped docking surface of the card position part, and forms a limit or positioning, so that the plug can be inserted and pulled out quickly without any other auxiliary actions. It can be realized, and the operation is very convenient, so that the utility model has excellent market competitiveness.

2. When the plug needs to be inserted into the socket of the socket, the relief slot in the insulating body must be docked with the fool-proof pin in the socket as a fool-proof structure, and then the insulating body can be pushed to insert the plug into the socket of the socket , otherwise the plug cannot be inserted into the socket, thereby achieving the purpose of preventing the plug from being reversely inserted, and effectively protecting the terminals in the plug and the socket from damage, so as to improve the service life of the utility model.

3. Since the second terminal in the plug uses two elastic contacts and two fastening contacts to connect with the first terminal in the socket, this can ensure the stability of the contact between the second terminal and the first terminal, and prevent The phenomenon of vibration and disconnection occurs, so that the communication quality between the plug and the socket can be enhanced, and the market competitiveness of the utility model can be improved.

Description of drawings:

Fig. 1 is a perspective view of the utility model;

Fig. 2 is a three-dimensional exploded view of the utility model;

Fig. 3 is a perspective view of the socket in the utility model;

Fig. 4 is a perspective view of another angle of view of the socket in the utility model;

Fig. 5 is a three-dimensional exploded view of the socket in the utility model;

Fig. 6 is a perspective view of an insulating seat in the utility model;

Fig. 7 is a perspective view of the metal shell in the utility model;

Fig. 8 is a perspective view of the plug in the utility model;

Fig. 9 is a perspective view of another angle of view of the plug in the utility model;

Fig. 10 is a three-dimensional exploded view of the plug in the utility model;

Fig. 11 is a perspective view of the second terminal in the utility model;

Fig. 12 is a perspective view of another viewing angle of the second terminal in the utility model;

Fig. 13 is a front view of the second terminal in the utility model;

Fig. 14 is a state diagram of the contact between the first terminal and the second terminal in the present invention.

Explanation of reference signs:

100 sockets 10 sockets

1 insulating seat 11 positioning raised strip

12 positioning buckle 13 second card slot

14 The first limit slot 15 The first terminal slot

2 first terminal 21 body part

211 barb 22 leading part

23-pin part 3 metal case

31 Connected card arm 311 card position part

32 Foolproof feet 33 Positioning slots

34 positioning hole 35 first card

36 riveting pieces 37 pins

400 plug 4 insulation body

41 first card slot 42 give way slot

43 The second terminal hole 44 The third card slot

5 second terminal 50 clamp

501 elastic contact 502 fastening contact

51 main body part 511 positioning plate

512 positioning card 52 contact part

521 The first fixed contact arm 522 The second fixed contact arm

523 first elastic contact arm 524 second elastic contact arm,

53 clamping part 6 cables

detailed description:

Below in conjunction with specific embodiment and accompanying drawing, the utility model is further described.

As shown in FIGS. 1 and 2 , it is a battery connector including a socket 100 and a plug 400 adapted to the socket 100 .

As shown in Figures 3 and 4, the socket 100 includes an insulating base 1, a first terminal 2 installed in the insulating base 1, and a metal shell 3 covering the outside of the insulating base 1, the metal shell 3 and the insulating base 1 A socket 10 is formed between them, and the socket 10 is inserted into the plug 400 .

As shown in Fig. 5, the upper end surface of the insulating seat 1 is provided with a positioning convex strip 11 and a positioning buckle 12, specifically, the positioning convex strip 11 is arranged at the rear edge of the upper end surface of the insulating seat 1, and the positioning buckle 12 It is arranged in the middle of the upper end surface of the insulating seat 1; correspondingly, the metal shell 3 is provided with a positioning groove 33 and a positioning hole 34 respectively adapted to the positioning protrusion 11 and the positioning buckle 12, wherein the positioning groove 33 is set At the rear edge of the upper end surface of the metal shell 3 , a positioning hole 34 is provided in the middle of the upper end surface of the metal shell 3 . In addition, the two sides of the insulating seat 1 are provided with a second card slot 13, and the two sides of the lower end surface of the insulating seat 1 are provided with first limiting grooves 14; the two sides of the metal shell 3 are respectively provided with the second The card slot 13 fits the first card 35, and the lower ends of both sides of the metal shell 3 are provided with a riveting piece 36. When the metal shell 3 is installed on the outside of the insulating seat 1, the positioning groove 33 on the upper surface of the metal shell 3 is insulated from the insulating The positioning convex strip 11 at the rear edge of the upper end surface of the seat 1 is butted, and the positioning buckle 12 on the insulating seat 1 is engaged in the positioning hole 34 on the upper end surface of the metal shell 3. At the same time, the first two sides of the metal shell 3 The cards 35 are inserted into the second card slots 13 provided on both sides of the insulating base 1 respectively, and the riveting piece 36 in the metal shell 3 is riveted and fixed in the first limiting groove 14 of the insulating base 1, so that the metal shell 3 is firmly covered on the outer side of the insulating seat 1, and its firmness is extremely strong.

5 and 6, the first terminal 2 includes a body part 21 and a lead part 22 and a pin part 23 integrally fixed at the front and rear ends of the body part 21, wherein, the outside of the body part 21 is provided with an inverted position for positioning. Thorn 211. The insulating base 1 is provided with a first terminal groove 15 for the assembly of the first terminal 2 along its rear end face forward; the first terminal 2 is inserted forward from the rear end of the first terminal groove 15, wherein the first The body portion 21 of the terminal 2 is fixed in the first terminal groove 15 , and the barbs 211 on the outside of the body portion 21 interfere with the first terminal groove 15 to form a positioning. In addition, the lead portion 22 of the first terminal 2 protrudes from the front end of the insulating base 1 through the first terminal groove 15, and falls into the socket 10; the pin portion 23 of the first terminal 2 is exposed on the The rear end surface of the insulating seat 1 is outside.

As shown in FIG. 4 and FIG. 7, a connecting arm 31 is provided on both sides of the metal shell 3, both ends of the connecting arm 31 are integrally connected with the metal shell 3, and the middle part of the connecting arm 31 faces The inside of the metal shell 3 bulges to form a locking portion 311 , the locking portion 311 has an arc-shaped docking surface, and the plug 400 is limited or positioned by the arc-shaped docking surface. The connecting arm 31 of the above structure is integrally connected with the metal shell 3 at both ends, so that the elastic strength of the entire connecting arm 31 is excellent, and the holding force of the connecting arm 31 on the clamping and positioning of the plug 400 can be strengthened. , so that the plug 400 is stably plugged into the socket 10 of the socket 100 . In addition, because the connecting clamp arm 31 limits or positions the plug 400 through the arc-shaped butt joint of the clamping part 311, the plug 400 can be inserted and pulled out quickly without any other auxiliary actions, and the operation is very convenient, making the The utility model has excellent market competitiveness.

As shown in FIG. 3 and FIG. 7 , both sides of the front end of the metal shell 3 are provided with fool-proof structures that can prevent the plug 400 from being inserted backwards. Specifically, the fool-proof structures are bent and formed on both sides of the front end of the metal shell 3 The fool-proof feet 32 are exposed at the front end of the socket 10 .

At least two prongs 37 are provided on both sides of the metal shell 3 respectively, and the prongs 37 are used for plugging with the PCB board, so that the entire socket 100 can be stably installed on the PCB board.

The plug 400 includes an insulating body 4 and a second terminal 5 fixed in the insulating body 4, the insulating body 4 is inserted into the socket 10 of the socket 100, and the second terminal 5 is docked with the first terminal 2, so that The plug 400 is connected to the socket 100 .

Both sides of the insulating body 4 are provided with a first slot 41 that is compatible with the connecting arm 31 , so that after the plug 400 is inserted into the socket 10 of the socket 100 , the connecting arm 31 passes through the arc of the locking portion 311 . The butt joint surface is snapped into the first slot 41, so that the socket 100 forms a limit to the plug 400, so that the plug 400 is stably plugged into the socket 10 of the socket 100, ensuring the communication quality between them.

Both sides of the insulating body 4 are provided with relief grooves 42 adapted to the fool-proof structure, and the relief grooves 42 are formed rearwardly along the front end of the insulating body 4 . When it is necessary to insert the plug 400 into the socket 10 of the socket 100, the relief groove 42 in the insulating body 4 must be docked with the fool-proof pin 32 as a fool-proof structure in the socket 100, and then the insulating body 4 can be pushed in. The plug 400 is inserted into the socket 10 of the socket 100, otherwise the plug 400 cannot be inserted into the socket 100, thereby achieving the purpose of preventing the plug 400 from being reversely inserted, and effectively protecting the plug 400 and the terminals in the socket 100 from being damaged, so as to improve the performance of the socket. Service life of the utility model.

As shown in FIGS. 10-12 , the second terminal 5 has a first contact group and a second contact group, and the first and second contact groups are both connected to the first terminal 2 . Wherein, the first contact group includes two elastic contacts 501, and an elastic clamping interval is formed between the two elastic contacts 501; the second contact group includes two fastening contacts 502, and the two fastening contacts A fixed clamping interval is formed between the contacts 502 , wherein the fixed clamping interval is greater than the elastic clamping interval.

The second terminal 5 includes a main body part 51 and a contact part 52 and a clamping part 53 formed on the front and rear ends of the main body part 51. The contact part 52 has a clamping mouth 50 for clamping the first terminal 2, so that the contact part 52 is connected to the first terminal 2 .

Both the first contact group and the second contact group are disposed in the contact portion 52 and exposed in the clamping opening 50 . Specifically, the contact portion 52 includes first and second fixed contact arms 521 , 522 extending forward along the front end of the main body 51 and respectively bent upwards relative to the first and second fixed contact arms 521 , 522 . The first and second elastic contact arms 523 and 524 are formed by extending backward, wherein the first and second fixed contact arms 521 and 522 and between the first and second elastic contact arms 523 and 524 form the Jaw 50. Wherein, the front ends of the first and second fixed contact arms 521 and 522 are respectively formed with protruding bumps that protrude relatively and serve as the fastening contacts 502; the ends of the first and second elastic contact arms 523 and 524 are opposite to each other. Surfaces of the elastic contacts 501 are respectively bent to form bulges, so that both the elastic contacts 501 and the fastening contacts 502 are exposed in the clamping opening 50 .

As shown in FIG. 10 , the enclosing part 53 includes two sets of enclosing pieces, wherein the first set of enclosing pieces is located behind the second set of enclosing pieces, wherein the first set of enclosing pieces are used for enclosing and fixing The insulation layer of the cable 6 and the second group of clamping sheets are used to clamp and fix the core wire of the cable 6 so as to make the cable electrically conduct with the second terminal 5 .

As shown in FIG. 9 , the two sides of the main body 51 are respectively bent upward to form a positioning plate 511 , and the bottom surface of the main body 51 is provided with a positioning card 512 . The insulating body 4 is provided with a second terminal hole 43 penetrating through the front end along the rear end thereof, and the bottom surface of the insulating body 4 is provided with a third slot 44 penetrating through the second terminal hole 43 .

The second terminal 5 is inserted and fixed in the second terminal hole 43. Specifically, the positioning plate 511 in the main body 51 is engaged with the second terminal hole 43, and the positioning card 512 in the main body 51 is engaged with the The second terminal 5 is stably installed in the second terminal hole 43 , and the clamping opening 50 of the contact portion 52 of the second terminal 5 is exposed in the second terminal hole 43 .

1, 2 and 14, when the plug 400 is inserted into the socket 10 of the socket 100, the lead portion 22 of the first terminal 2 in the socket 100 is inserted into the second terminal hole 43 of the plug 400 , and the conducting portion 22 is inserted into the clamping opening 50 of the contact portion 52 of the second terminal 5 , and conducts with the two elastic contacts 501 and the two fastening contacts 502 in the contact portion 52 . Since the second terminal 5 uses two elastic contacts 501 and two fastening contacts 502 to connect with the first terminal 2 in the socket 100, the stability of the contact between the second terminal 5 and the first terminal 2 can be ensured, and The vibration disconnection phenomenon can be prevented, the communication quality between the plug and the socket can be enhanced, and the market competitiveness of the utility model can be improved.

Of course, the above descriptions are only specific embodiments of the utility model, and are not intended to limit the implementation scope of the utility model. Should be included in the utility model patent scope.

Claims (10)

1. Battery connector, including: A socket, which includes an insulating base, a first terminal installed in the insulating base, and a metal shell covering the outside of the insulating base, and a socket is formed between the metal shell and the insulating base; A plug adapted to the socket, which includes an insulating body and a second terminal fixed in the insulating body, the insulating body is inserted into the socket of the socket, and the second terminal is docked with the first terminal; It is characterized in that: both sides of the metal shell are provided with a connecting clamping arm, both ends of the connecting clamping arm are integrally connected with the metal shell, and the middle part of the connecting clamping arm protrudes toward the inside of the metal shell to form a clamping part ; Both sides of the insulating body are provided with a first card slot adapted to the connecting card arm; Both sides of the front end of the metal shell are provided with a fool-proof structure that can prevent the plug from being inserted backwards, and the two sides of the insulating body All are provided with a relief slot adapted to the fool-proof structure. 2. The battery connector according to claim 1, wherein the second terminal has a first contact group and a second contact group, and the first and second contact groups are connected to the first Terminal leads. 3. The battery connector according to claim 1, wherein the engaging portion has an arc-shaped mating surface extending into the socket. 4. The battery connector according to claim 1, wherein the fool-proof structure is a fool-proof pin bent and formed on both sides of the front end of the metal shell, and the fool-proof pin is exposed at the front end of the socket. 5. The battery connector according to claim 2, wherein the first contact group includes two elastic contacts, and an elastic clamping interval is formed between the two elastic contacts; the second contact The set includes two fastening contacts, and a fixed clamping interval is formed between the two fastening contacts, wherein the fixed clamping interval is larger than the elastic clamping interval. 6. The battery connector according to claim 5, wherein the second terminal comprises a main body, contact portions and clamping portions formed on the front and rear ends of the main body, wherein the contact portion has a clamping portion for clamping tighten the jaw of the first terminal; the first contact group and the second contact group are both arranged in the contact part and exposed in the jaw. 7. The battery connector according to claim 6, wherein the contact portion includes first and second fixed contact arms extending forward along the front end of the main body and facing the first and second fixed contact arms respectively. The first and second elastic contact arms are formed by bending upwards and then extending backwards. The front ends of the first and second fixed contact arms are respectively formed with convex hulls that protrude relatively and serve as the fastening contacts; 1. Surfaces opposite to ends of the second elastic contact arm are respectively bent to form bulges serving as the elastic contacts. 8 . The battery connector according to claim 6 , wherein two sides of the main body are respectively bent upward to form a positioning plate, and the bottom of the main body is provided with a positioning card. 9. The battery connector according to any one of claims 1-8, characterized in that: the upper end surface of the insulating seat is provided with positioning protrusions and positioning buckles; the metal shell is provided with positioning protrusions respectively And the positioning groove and positioning hole adapted to the positioning buckle. 10. The battery connector according to claim 9, characterized in that: both sides of the insulating seat are provided with second card slots, and both sides of the lower end of the insulating seat are provided with first limiting grooves; the metal The two sides of the shell are respectively provided with first cards adapted to the second card slot, and the lower ends of both sides of the metal shell are provided with a riveting piece, and the riveting piece is riveted and fixed in the first limiting slot.