CN211700667U

CN211700667U - Insert spring terminal and have battery package of inserting spring terminal

Info

Publication number: CN211700667U
Application number: CN202020068528.3U
Authority: CN
Inventors: 谢作杰
Original assignee: Zhejiang Lera New Energy Power Technology Co Ltd
Current assignee: Zhejiang Lera New Energy Power Technology Co Ltd
Priority date: 2020-01-13
Filing date: 2020-01-13
Publication date: 2020-10-16
Anticipated expiration: 2030-01-13

Abstract

The utility model discloses an insert spring terminal and have battery package of inserting spring terminal, wherein, an insert spring terminal, including connecting plate and elasticity support, the elasticity support is buckled towards the connecting plate inboard to at the inboard centre gripping space that forms of connecting plate, the elasticity support is including being used for forming the turning contact of elasticity centre gripping to the inserted sheet. The elastic supporting part is bent towards the inner side of the connecting plate, so that a clamping space is formed on the inner side of the connecting plate, and the inserted sheet is elastically clamped by utilizing the corner contact, thereby ensuring the stable connection of the spring inserting terminal and the inserted sheet; simultaneously because the elasticity support is located the connecting plate inboard, its deformation space is less, makes the connecting plate inner wall can provide reaction force to the elasticity support, further promotes the clamping-force to the inserted sheet, avoids the elasticity support to warp after long-time the use, influences the grafting effect.

Description

Insert spring terminal and have battery package of inserting spring terminal

Technical Field

The utility model relates to a battery package technical field especially relates to an insert spring terminal and have battery package of inserting the spring terminal.

Background

The female terminal that has been used for the electricity to connect is after long-time plug is used, female terminal's conducting strip is yielding, lead to the contact not good, especially when making the power just, negative pole plug terminal, the power just, negative pole female terminal is suitable for the heavy current to pass through, female terminal is not good with public plug-in connection contact, except leading to contact not good easily, still produce the electric spark easily, long-time use can make the junction position send out the boiling hot, the plastics insulating layer burns, the serious oxidation in metal connector surface, cause the contact resistance increase to produce local voltage drop. And the plastic seat of the terminal socket is carbonized to cause electric leakage or short circuit due to the heat generated by the terminal socket.

In addition, because the outer surface of the conventional female terminal is irregular, the female terminal is inconvenient to be integrally injection-molded with the terminal socket, and the injection mold has a complex structure; even if the female terminal and the terminal socket are integrally molded by injection, the external part of the female terminal is encapsulated by injection molding, so that the elasticity of the female terminal is influenced; therefore, in the prior art, the female terminal and the terminal socket are mostly connected in a split manner.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide an inserting spring terminal, which can stably clamp an inserting piece and ensure good contact.

The second objective of the utility model is to provide a battery package with insert spring terminal, insert spring terminal and inserted sheet and be connected well, guarantee battery package safety in utilization.

The utility model discloses an one of the purpose adopts following technical scheme to realize:

the utility model provides a plug spring terminal, includes connecting plate and elasticity supporting part, the elasticity supporting part orientation the inboard bending of connecting plate, and the inboard centre gripping space that forms of connecting plate, the elasticity supporting part is including being used for forming the corner contact of elasticity centre gripping to the inserted sheet.

Preferably, the elastic support portion comprises a first conductive sheet and a second conductive sheet bent inwards, the first conductive sheet and the second conductive sheet are arranged oppositely, and the clamping space is formed between the connecting plates; the first conducting strip and the second conducting strip both comprise corner contacts for elastically clamping the insert.

Preferably, the first conductive sheet and the second conductive sheet both comprise a first bending section and a second bending section, and the corner contact is a connection point of the first bending section and the second bending section; two of the first folded sections form an entry port adapted for insertion of a tab.

Preferably, the second bending portion includes an extension section and an abutting portion, the extension section extends towards the inner wall of the connecting plate, so that a movable gap L1 exists between the abutting portion and the inner wall of the connecting plate.

Preferably, the movable gap L1 is less than or equal to 1/2H, H being the thickness of the tab.

Preferably, the connecting plate comprises a U-shaped plate and pins, and two ends of the U-shaped plate are respectively connected with the first bending sections of the first conducting plate and the second conducting plate; the clamping space is positioned in the space at the inner side of the U-shaped plate; the outer surface of the U-shaped plate is smooth.

Preferably, the first conductive sheet, the second conductive sheet, the U-shaped plate and the pins are of an integrated structure, and the first conductive sheet and the second conductive sheet have elasticity.

Preferably, the corner contact of the first conducting strip and the corner contact of the second conducting strip are oppositely arranged and closely abutted; or, there is a gap L2, the gap L2 is less than or equal to 1/2H, H being the thickness of the tab.

Preferably, the corner contact of the first conducting strip and the corner contact of the second conducting strip are arranged in a staggered mode.

The second purpose of the utility model is realized by adopting the following technical scheme:

the battery pack is characterized by comprising the inserting spring terminals, an inserting sheet, a grounding terminal and a mounting seat, wherein the two inserting spring terminals are symmetrically arranged on the mounting seat, and the grounding terminal is arranged between the two inserting spring terminals.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model bends the elastic supporting part towards the inner side of the connecting plate, so that a clamping space is formed at the inner side of the connecting plate and the inserting piece is elastically clamped by utilizing the corner contact, thereby ensuring the stable connection of the spring inserting terminal and the inserting piece; simultaneously because the elasticity support is located the connecting plate inboard, its deformation space is less, makes the connecting plate inner wall can provide reaction force to the elasticity support, further promotes the clamping-force to the inserted sheet, avoids the elasticity support to warp after long-time the use, influences the grafting effect.

Drawings

Fig. 1 is a schematic structural view of a spring insertion terminal according to a first embodiment of the present invention;

fig. 2 is a schematic structural view of a spring insertion terminal according to the second embodiment of the present invention

Fig. 3 is a schematic structural view of a spring insertion terminal according to another angle of the second embodiment of the present invention;

fig. 4 is a schematic view of a use state of a spring insertion terminal according to a second embodiment of the present invention;

fig. 5 is a schematic structural view of a spring insertion terminal according to a third embodiment of the present invention;

fig. 6 is a schematic view of a use state of a spring insertion terminal according to a third embodiment of the present invention;

fig. 7 is a schematic structural view of the insertion spring terminal according to the embodiment of the present invention installed in a battery pack.

In the figure: 1. a spring insertion terminal; 2. inserting sheets; 3. a ground terminal; 4. a mounting seat;

10. an elastic support portion; 11. a conductive sheet; 12. a first conductive sheet; 13. a second conductive sheet; 14. corner contacts; 15. a clamping space; 16. a first bending section; 161. an intake port; 17. a second bending section; 171. an extension section; 172. an abutting portion; l1, clearance of play; l2, gap; 20. a connecting plate; 21. a U-shaped plate; 22. and (7) a pin.

Detailed Description

The present invention will now be described in more detail with reference to the accompanying drawings, and it is to be understood that the following description of the present invention is made only by way of illustration and not by way of limitation with reference to the accompanying drawings. The various embodiments may be combined with each other to form other embodiments not shown in the following description.

In the description of the present invention, it should be noted that, for the orientation words, if there are terms such as "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and positional relationship indicated are based on the orientation or positional relationship shown in the drawings, and only for the convenience of describing the present invention and simplifying the description, it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and not be construed as limiting the specific scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected", if any, are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

Referring to fig. 1 to 7, an insertion spring terminal and a battery pack having the same according to the present invention will be explained in the following description, in which an elastic support portion of the insertion spring terminal is bent toward the inner side of a connection plate, thereby clamping an insert in the inner side of the connection plate, and making a corner contact and the insert more stable by a reaction force of the inner wall of the connection plate, resulting in a longer service life.

As shown in fig. 1 to 5, the plug spring terminal 1 includes a connection plate 20 and an elastic support portion 10, the elastic support portion 10 is bent toward the inside of the connection plate 20, and forms a clamping space 15 inside the connection plate 20, and the elastic support portion 10 includes a corner contact 14 for forming an elastic clamping to the insert piece 2. More specifically, the elastic support 10 includes a conductive sheet 11, the corner contacts 14 are provided on the conductive sheet 11, and the elastic support 10 is bent toward the inner side of the connection plate 20 into the conductive sheet 11 for holding the blade 2.

As shown in fig. 1, in the first embodiment, the elastic support portion 10 includes a conductive sheet 11, the conductive sheet 11 is connected to one side of the connection board 20, and the corner contact 14 thereon is close to the other side of the connection board 20, so that the corner contact 14 and the inner wall of the other side of the connection board 20 form a clamping space 15 for clamping the blade 2. In order to improve the holding capability of the conductive sheet 11, the tail end of the conductive sheet 11 may abut against or approach the inner wall of the connecting plate 20 connected thereto, so that when the insert 2 is inserted between the conductive sheet 11 and the inner wall of the connecting plate 20, the tail end of the conductive sheet 11 and the connecting plate 20 generate a reaction force, thereby preventing the conductive sheet 11 from being excessively deformed and simultaneously clamping the insert 2.

More specifically, the conducting strip 11 comprises a first bending section 16 and a second bending section 17, the corner contact 14 is located at the joint of the first bending section 16 and the second bending section 17, because an included angle is formed between the first bending section 16 and the second bending section 17, the conducting strip 11 has certain elastic deformation capability, the connecting plate 20 can be made of a material with poor deformation capability, when the inserting strip 2 is inserted between the conducting strip 11 and the inner wall of the connecting plate 20, the included angle between the first bending section 16 and the second bending section 17 is increased, the tail end of the conducting strip 11 is close to the inner wall of the connecting plate 20 to apply force to the connecting plate, the connecting plate 20 provides a reaction force, so that the inserting strip 2 is stably contacted and connected with the corner contact 14, and the stable connection of the inserting spring terminal 1 and the inserting strip 2 is ensured; because conducting strip 11 is located between the both sides of connecting plate 20, the deformation degree receives the restriction, has reduced the deformation of conducting strip 11 in long-time use, has prolonged the life of conducting strip 11, makes conducting strip 11 can be for a long time with inserted sheet 2 stable contact. As shown in the drawings, the second bending section 17 further includes an extension section 171 extending toward the inner wall on the side of the connection plate 20 to which the conductive sheet 11 is connected, and an abutment section 172 for abutting against the inner wall on the side to transmit the acting force and the reaction force.

In order to facilitate the deformation of the conductive sheet 11, the extension 171 extends toward the inner wall of the connection plate 20 so that a movable gap L1 exists between the abutting portion 172 and the inner wall of the connection plate 20, preferably, the movable gap L1 is smaller than or equal to 1/2H, H is the thickness of the insert 2, and when the insert 2 is inserted, the L1 disappears and the abutting portion 172 abuts against the inner wall.

The connection board 20 includes a U-shaped board 21 and a pin 22, preferably, two side walls of the U-shaped board 21 are parallel to each other, an elastic support board portion is located between the two side walls of the U-shaped board 21, and the conductive sheet 11 is connected to one of the side walls of the U-shaped board 21. More specifically, one end of the U-shaped plate 21 is connected to the first bent section 16 of the conductive plate 11, and the holding space 15 is located in the inner space of the U-shaped plate 21. Meanwhile, the outer surface of the U-shaped plate 21 is smooth, and injection molding is convenient. Preferably, the conductive plate 11, the U-shaped plate 21 and the pins 22 are of an integrated structure, so as to facilitate processing and forming. The spring insertion terminal 1 can be made of metal material as a whole, and the first conductive plate 12 has elasticity due to the included angle between the first bending section 16 and the second bending section 17.

The corner contact 14 of the conducting strip 11 is tightly abutted against the side wall of the U-shaped plate 21, or a gap L2 exists, the gap L2 is less than or equal to 1/2H, H is the thickness of the inserting piece 2, and the abutting part 172 of the conducting strip 11 abuts against the inner wall of the U-shaped plate 21 after the inserting piece 2 is inserted. And the first bent section 16 of the conductive sheet 11 forms an inlet port 161 suitable for inserting the insert 2, and guides the insert 2 into the clamping space 15, and the insert is clamped by the corner contact 14 and the side wall of the U-shaped plate 21.

As shown in fig. 2, in the second embodiment, the elastic support portion 10 includes a first conductive sheet 12 and a second conductive sheet 13 bent inward, the first conductive sheet 12 and the second conductive sheet 13 are disposed opposite to each other, and a clamping space 15 is formed between the connection plates 20; the first conductive sheet 12 and the second conductive sheet 13 each comprise corner contacts 14 for forming a resilient grip on the insert 2. The first conducting strip 12 and the second conducting strip 13 are respectively connected with two sides of the connecting plate 20, a clamping space 15 is formed between the first conducting strip 12 and the second conducting strip 13 which are oppositely arranged, and similarly, corner contacts 14 for elastically clamping the inserting sheet 2 are arranged on the first conducting strip 12 and the second conducting strip 13. In order to improve the clamping capability of the conductive sheet 11, the tail ends of the first conductive sheet 12 and the second conductive sheet 13 may be respectively abutted against or close to the inner wall of the side of the connecting plate 20 connected thereto, so that when the insert sheet 2 is inserted between the first conductive sheet 12 and the second conductive sheet 13, the tail ends of the first conductive sheet 12 and the second conductive sheet 13 both generate a reaction force with the connecting plate 20, thereby avoiding excessive deformation of the first conductive sheet 12 and the second conductive sheet 13, and simultaneously clamping the insert sheet 2.

More specifically, the first conductive plate 12 and the second conductive plate 13 each include a first bent section 16 and a second bent section 17, the corner contact 14 is located at the junction of the first bent section 16 and the second bent section 17, because the included angle is formed between the first bending section 16 and the second bending section 17, the first conducting strip 12 and the second conducting strip 13 both have certain elastic deformation capability, the connecting plate 20 can be made of materials with poor deformation capability, when the inserting sheet 2 is inserted between the conducting sheet 11 and the inner wall of the connecting plate 20, the included angle between the first bending section 16 and the second bending section 17 is increased, the tail ends of the first conducting sheet 12 and the second conducting sheet 13 are respectively close to the inner side wall of the corresponding connecting plate 20, the force is applied to the plug-in terminal, the connecting plate 20 provides a reaction force, so that the plug-in piece 2 is stably contacted and connected with the corner contacts 14 on the two sides, and the stable connection of the plug-in spring terminal 1 and the plug-in piece 2 is ensured; because first conducting strip 12 and second conducting strip 13 are located between the both sides of connecting plate 20, the deformation degree receives the restriction, has reduced the deformation of first conducting strip 12 and second conducting strip 13 in long-time use, has prolonged the life of first conducting strip 12 and second conducting strip 13, makes first conducting strip 12 and second conducting strip 13 can be for a long time with inserted sheet 2 stationary contact. As shown in fig. 2, the second bending section 17 further includes an extension section 171 extending toward the inner wall on the side of the connection plate 20 to which the conductive sheet 11 is connected, and an abutment section 172 for abutting against the inner wall on the side to transmit the acting force and the reaction force. In order to facilitate the deformation of the conductive sheet 11, the extension 171 extends toward the inner wall of the connection plate 20 so that a movable gap L1 exists between the abutting portion 172 and the inner wall of the connection plate 20, preferably, the movable gap L1 is smaller than or equal to 1/2H, H is the thickness of the insert 2, and when the insert 2 is inserted, the L1 disappears and the abutting portion 172 abuts against the inner wall.

The connection board 20 includes a U-shaped board 21 and pins 22, preferably, two side walls of the U-shaped board 21 are parallel to each other, an elastic supporting board portion is located between the two side walls of the U-shaped board 21, and the first conductive sheet 12 and the second conductive sheet 13 are connected to the two side walls of the U-shaped board 21, respectively. More specifically, both ends of the U-shaped plate 21 are connected to the first bent sections 16 of the first conductive plate 12 and the second conductive plate 13, respectively, and the clamping space 15 is located in the inner space of the U-shaped plate 21. Meanwhile, the outer surface of the U-shaped plate 21 is smooth, and injection molding is convenient.

Preferably, the first conductive plate 12, the second conductive plate 13, the U-shaped plate 21 and the pins 22 are of an integrated structure, so that the processing and the forming are convenient. The spring insertion terminal 1 can be made of metal material as a whole, and the first conductive plate 12 has elasticity due to the included angle between the first bending section 16 and the second bending section 17.

As shown in fig. 3 and 4, in the second embodiment, the corner contact 14 of the first conductive sheet 12 and the corner contact 14 of the second conductive sheet 13 are oppositely arranged and closely abutted; or, the corner contact 14 of the first conductive sheet 12 and the corner contact 14 of the second conductive sheet 13 are oppositely arranged, and a gap L2 exists between the corner contacts, L2 is less than or equal to 1/2H, and H is the thickness of the insertion sheet 2, so that the abutting part 172 of the first conductive sheet 12 and the second conductive sheet 13 abuts against the inner wall of the U-shaped plate 21 after the insertion sheet 2 is inserted. And the first bent sections 16 of the first conductive sheet 12 and the second conductive sheet 13 form an inlet port 161 suitable for inserting the insert 2, and guide the insert 2 into the clamping space 15 to be clamped by the corner contacts 14 of the first conductive sheet 12 and the second conductive sheet 13.

As shown in fig. 5 and fig. 6, the other structure of the third embodiment is the same as that of the second embodiment, except that: the corner contact 14 of the first conducting strip 12 and the corner contact 14 of the second conducting strip 13 are arranged in a staggered mode, so that the first conducting strip 12 and the second conducting strip 13 can be greatly deformed, and a larger clamping force is applied to the insert 2. Preferably, the first conductive plate 12 and the second conductive plate 13 have a linear gap therebetween or are closely attached to each other, and the first bent sections 16 of the first conductive plate 12 and the second conductive plate 13 form an inlet port 161 suitable for inserting the blade 2, so as to guide the blade 2 into the clamping space 15.

Preferably, the included angle between the first bending section 16 and the second bending section 17 in the above embodiments is an obtuse angle, so as to avoid that the corner contact 14 is too sharp and easily damages or damages the surface of the insert 2.

The utility model also provides a battery pack, which comprises the inserting spring terminal 1 of the embodiment, an inserting piece 2, a grounding terminal 3 and a mounting seat 4, wherein the two inserting spring terminals 1 are symmetrically arranged on the mounting seat 4, so that the force of the inserting piece 2 after being inserted is balanced; the ground terminal 3 is provided between the two insertion spring terminals 1.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. The utility model provides a plug spring terminal which characterized in that, includes connecting plate and elasticity supporting part, the elasticity supporting part orientation the inboard bending of connecting plate, and the inboard centre gripping space that forms of connecting plate, the elasticity supporting part is including being used for forming the corner contact of elasticity centre gripping to the inserted sheet.

2. The sprung terminal of claim 1, wherein the resilient support includes a first conductive tab and a second conductive tab that are bent inward, the first conductive tab and the second conductive tab being disposed opposite each other and forming the clamping space between the connecting plates; the first conducting strip and the second conducting strip both comprise corner contacts for elastically clamping the insert.

3. The sprung terminal of claim 2, wherein: the first conducting plate and the second conducting plate respectively comprise a first bending section and a second bending section, and the corner contact is a connection point of the first bending section and the second bending section; two of the first folded sections form an entry port adapted for insertion of a tab.

4. The sprung terminal of claim 3, wherein: the second bending part comprises an extending section and an abutting part, wherein the extending section extends towards the inner wall of the connecting plate, so that a movable gap L1 exists between the abutting part and the inner wall of the connecting plate.

5. The sprung terminal of claim 4, wherein: the movable gap L1 is less than or equal to 1/2H, and H is the thickness of the inserting sheet.

6. The sprung terminal of any one of claims 3 to 5, wherein: the connecting plate comprises a U-shaped plate and pins, and two ends of the U-shaped plate are respectively connected with the first bending sections of the first conducting plate and the second conducting plate; the clamping space is positioned in the space at the inner side of the U-shaped plate; the outer surface of the U-shaped plate is smooth.

7. The sprung terminal of claim 6, wherein: the first conducting strip, the second conducting strip, the U-shaped plate and the pins are of an integrated structure, and the first conducting strip and the second conducting strip are elastic.

8. The sprung terminal of any one of claims 2 to 5, wherein: the corner contact of the first conducting strip and the corner contact of the second conducting strip are oppositely arranged and are tightly abutted; or, there is a gap L2, the gap L2 is less than or equal to 1/2H, H being the thickness of the tab.

9. The sprung terminal of any one of claims 2 to 5, wherein: and the corner contact of the first conducting strip and the corner contact of the second conducting strip are arranged in a staggered manner.

10. A battery pack comprising the insertion spring terminal as claimed in any one of claims 1 to 9, and further comprising an insertion sheet, a ground terminal and a mounting seat, wherein the two insertion spring terminals are symmetrically arranged on the mounting seat, and the ground terminal is arranged between the two insertion spring terminals.