CN214898906U

CN214898906U - Novel connector is fixed device

Info

Publication number: CN214898906U
Application number: CN202121458689.4U
Authority: CN
Inventors: 仵雁飞; 任天; 庄友良
Original assignee: Kestar Shanghai Connector Manufacturing Co ltd; Kostal Shanghai Kontakt Systeme Co Ltd
Current assignee: Kestar Shanghai Connector Manufacturing Co ltd; Kostal Shanghai Kontakt Systeme Co Ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2021-11-26
Anticipated expiration: 2031-06-29

Abstract

The utility model provides a novel connector fixing device, which comprises a connector PIN and a connector shell matched with the connector PIN, wherein elastic cantilevers are respectively arranged at two ends of the bottom of the connector PIN and distributed from the front part to the rear part of the connector shell; and a limiting clamping piece used for elastically clamping the connector in the mounting groove of the mounting interface is arranged at the bottom of the connector PIN and between the two elastic cantilevers. The bolt can be replaced by the bolt, and the bolt is convenient and quick to install, firm, reliable, easy to detach and wide in application.

Description

Novel connector is fixed device

Technical Field

The utility model relates to a connector equipment technical field, more specifically say, relate to a novel connector is fixed device.

Background

It is known that there are a plurality of battery modules in a battery pack, and the respective modules are connected in parallel or in series through a connector to achieve desired performance. However, the space inside the battery pack is limited, and the connector needs to be reliably fixed to the battery module and to minimize the occupied space.

At present, the connector on the market uses bolted connection mostly, uses for a long time, has the not hard up risk of bolt to need utilize special erection equipment and press from both sides the tool and carry out the bolt assembly, the packaging efficiency is low, and the cost is higher. In addition, can't avoid having between the module and make and installation tolerance, because bolted connection is the rigid connection, unable effectual elimination tolerance for there is assembly stress at the spiro union position, in complicated driving environment, this stress has increaseed the inefficacy risk of spiro union position.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel connector is fixed device replaces traditional bolt, can fix the connector effectively, eliminates because of rocking that tolerance accumulation caused, simple to operate is swift, and is firm reliable, and easily dismantles the maintenance.

The utility model provides a novel connector fixing device, which comprises a connector PIN and a connector shell matched with the connector PIN, wherein elastic cantilevers are respectively arranged at two ends of the bottom of the connector PIN and distributed from the front part to the rear part of the connector shell; and a limiting clamping piece used for elastically clamping the connector PIN in a mounting groove of a mounting interface and a side wall clamping groove is arranged at the bottom of the connector PIN and between the two elastic cantilevers.

Preferably, the limiting clamping piece comprises:

the XY direction limiting part is used for being matched with the mounting groove of the mounting interface so as to limit the PIN movement of the connector in the XY direction;

the Z-direction limiting part is used for being clamped with a side wall clamping groove of the mounting interface to limit the movement of the clamping part in the Z direction, the lower end of the Z-direction limiting part is fixedly connected with the XY-direction limiting part, an elastic included angle is formed between the Z-direction limiting part and the XY-direction limiting part, the Z-direction limiting part is in elastic fit with the elastic cantilever, and the elastic cantilever is elastically deformed during assembly with the mounting interface so that the Z-direction limiting part and the side wall clamping groove are buckled to realize gapless assembly.

Preferably, Z is to spacing portion be equipped with be used for with the installation interface the lateral wall and the spacing breach of L type of the top surface looks adaptation of lateral wall draw-in groove, the spacing breach of L type is located Z is to the upper portion of spacing portion, Z is to the orientation of spacing portion the side of lateral wall draw-in groove is vertical direction inclined plane.

Preferably, the Z-direction limiting portion is provided with at least one pressing groove for unlocking and pressing the hand outside the side wall clamping groove.

Preferably, the Z-direction limiting part is provided with an anti-skidding structure.

Preferably, the anti-slip structure is a plurality of anti-slip grooves or a plurality of anti-slip protrusions distributed on the outer side surface of the Z-direction limiting portion located in the side wall clamping groove.

Preferably, the connector PIN is of a one-piece structure.

Preferably, the connector PIN is provided with stop surfaces at two sides of the limit clamping piece respectively, and the stop surfaces are used for being matched with a mounting interface to prevent the elastic cantilever from exceeding the maximum deformation amount of the elastic cantilever.

The utility model provides a novel connector is fixed device, connector PIN and connector housing assembly back utilize two elastic cantilever and spacing clamping piece and the firm joint of installing interface of connector PIN bottom. Therefore, the application has the following technical advantages:

1. the clamping fit mounting mode is high in firmness and good in reliability, the traditional bolt connection can be replaced, the quality problems of infirm assembly and the like caused by bolt looseness, sliding teeth and hard interference assembly are effectively solved, and the risk of connection failure is reduced;

2. the connector is arranged on the installation interface, so that the influence of the weight of the traditional connector and the copper bar on the welding point of the battery copper-clad bar is avoided, the safety performance is improved, and the potential safety hazard is reduced;

3. novel connector fixing device in this application, its volume is less, does not occupy installation space, cancels the required equipment of bolt installation and presss from both sides the tool, has solved the problem that installation space is not enough, makes things convenient for the customer end design.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural view of the novel connector fixing device provided by the present invention;

fig. 2 is an exploded view of the novel connector fixing device provided by the present invention;

FIG. 3 is a front view of the connector PIN of FIGS. 1 and 2;

FIG. 4 is a side view of FIG. 3;

fig. 5 is a schematic structural view of the novel connector fixing device provided by the present invention in an assembled state;

FIG. 6 is a side view of FIG. 5;

fig. 7 is a cross-sectional view of fig. 5.

Wherein, 1-connector PIN, 2-connector shell, 3-installation interface;

11-an elastic cantilever, 12-a limit clamping piece, 13-a stop surface, 31-an installation groove and 32-a side wall clamping groove; 121-limiting clamping parts, 121-XY-direction limiting parts, 122-Z-direction limiting parts, 123-L-shaped limiting notches, 124-guiding inclined planes and 125-pressing grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.

Referring to fig. 1, fig. 1 is a schematic structural diagram of the novel connector fixing device provided by the present invention.

The utility model provides a novel connector is fixed device is applied to BDU connector etc. in car battery module connector and the battery package, mainly includes connector PIN1 and connector housing 2, and both cooperate, specifically, 2 cartridges of connector housing are on connector PIN 1. The bottom both ends of connector PIN1 respectively are equipped with elastic cantilever 11, and elastic cantilever 11 distributes by the front end to the rear end of connector housing 2, and the bottom of connector PIN1 is equipped with spacing card dress spare 12, and this spacing card dress spare 12 is located between two elastic cantilever 11.

During the assembly, the 11 overlap joints of elastic cantilever are at the top surface of installing interface 3, inside spacing joint spare 12 elasticity clamps in installing interface 3's mounting groove 31 and lateral wall draw-in groove 32, in XYZ to realizing spacing locking, the installation is firm, the reliability is high, it rocks or interferes unable installation to have solved the clearance that traditional screw lock attaches and leads to, the risk of connecting the inefficacy has been reduced, it is very convenient to install and dismantle, but cyclic utilization, in addition, its simple structure, low cost.

In an embodiment, the position-limiting card 12 includes an XY-direction position-limiting portion 121 and a Z-direction position-limiting portion 122.

As shown in fig. 2 to 4, the connector PIN1 includes a Z-shaped bent portion and a PIN, and the XY-direction stopper portion 121 is provided at the bottom of the Z-shaped bent portion for XY-direction stopper. The Z-direction limiting portion 122 is fixedly disposed on a side wall of the XY-direction limiting portion 121, and is configured to be clamped with the side wall clamping groove 32 of the mounting interface 3 to limit the movement of the clamping member 121 in the Z-direction. The lower end of the Z-direction limiting part 122 is fixedly connected with the XY-direction limiting part 121, and an included angle is formed between the upper end of the Z-direction limiting part 122 and the side wall of the XY-direction limiting part 121 so as to provide a movement space for elastically pressing Z.

In addition, the Z-direction limiting portion 122 is elastically matched with the elastic cantilever 11, and the elastic cantilever 11 and the mounting interface 3 elastically deform in the assembling process, so that the Z-direction limiting portion 122 is smoothly clamped with the side wall clamping groove 32, and the clamping is quickly rebounded after being clamped, thereby realizing gapless assembly, and being firmly and reliably clamped.

Above-mentioned connector PIN1 and connector housing 2 are preferably plastic part or steel or alloy spare, and in order to guarantee connector PIN 1's installation intensity, connector PIN1 formula structure as an organic whole, it can be for injection moulding or stamping forming to guarantee bulk strength, increase of service life.

Further, the Z-direction limiting portion 122 is provided with an L-shaped limiting notch 123, the L-shaped limiting notch 123 is generally disposed on the upper portion of the Z-direction limiting portion 122, and the side surface of the Z-direction limiting portion 122 facing the side wall clamping groove 32 is a vertical guiding inclined surface 124 through the matching of the Z-direction limiting portion 122 with the side wall of the mounting groove 31 of the mounting interface 3 and the top surface of the side wall clamping groove 32, so as to facilitate guiding and sliding along the inner wall of the mounting groove 31 during plugging. Of course, the Z-direction limiting portion 122 may have an angular shape, a trapezoidal shape, and the like, and is not limited herein.

In order to prevent the deformation of the elastic cantilever 11 from exceeding its maximum allowable value, stop surfaces 13 may be provided on the connector PIN1 on both sides of the position restricting card 12, and the stop surfaces 13 may be an angular protrusion structure shown in fig. 2, but are not limited thereto. The stop surface 13 is used for limiting when being assembled with the mounting interface 3, so that the elastic cantilever 11 is prevented from deforming and losing efficacy for a long time, and the elastic cantilever 11 is effectively protected.

Refer to fig. 5 to 7. During the assembly, insert connector PIN1 downwards in installing interface 3's mounting groove 31, at this in-process, spacing card dress spare 12 receives the inner wall extrusion shrink of mounting groove 31, when the assembly is in place, Z clamps within lateral wall draw-in groove 32 to spacing portion 122 elastic reset, for guaranteeing the fastness of assembly, XY should equal the width of mounting groove 31 to spacing portion 121's width, and guarantee that Z can butt in the cell wall of lateral wall draw-in groove 32 to spacing breach 123 of L type of spacing portion 122, prevent that the connector from rocking.

In order to facilitate manual pressing, a pressing groove 125 may be formed in the Z-direction limiting portion 122, and at least one or two pressing grooves 125 may be formed in the Z-direction limiting portion 122, as shown in fig. 2, during unlocking operation, a user can unlock and withdraw the Z-direction limiting portion 122 from the side wall clamping groove 32 from the outside of the side wall clamping groove 32 by pressing the pressing groove 125, so that friction force is increased, slipping is prevented, and operation is more efficient.

Furthermore, an anti-slip structure may be disposed on the Z-direction limiting portion 122, and the anti-slip structure is disposed on an outer side surface of the Z-direction limiting portion 122 located in the sidewall slot 32, so as to increase friction between the hand and the limiting portion, and further prevent the hand from slipping.

The anti-slip structure is specifically a plurality of anti-slip grooves or a plurality of anti-slip protrusions distributed on the outer side surface of the Z-direction limiting portion 122 located in the sidewall clamping groove 32, but is not limited thereto.

It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

It is right above that the utility model provides a novel connector fixing device has carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. A novel connector fixing device comprises a connector PIN (1) and a connector shell (2) matched with the connector PIN (1), and is characterized in that two ends of the bottom of the connector PIN (1) are respectively provided with an elastic cantilever (11), and the elastic cantilevers (11) are distributed from the front part to the rear part of the connector shell (2); and a mounting groove (31) for elastically clamping the connector PIN (1) in the mounting interface (3) and a limiting clamping piece (12) in the side wall clamping groove (32) are arranged at the bottom of the connector PIN (1) and between the two elastic cantilevers (11).

2. The new connector securing device according to claim 1, characterized in that the limit catch (12) comprises:

the XY-direction limiting part (121) is matched with the mounting groove (31) of the mounting interface (3) and used for limiting the motion of the connector PIN (1) in the XY direction;

the Z-direction limiting part (122) is used for being clamped with a side wall clamping groove (32) of the installation interface (3) to limit the movement of the limiting clamping piece (12) in the Z direction, the lower end of the Z-direction limiting part (122) is fixedly connected with the XY-direction limiting part (121), an included angle is formed between the Z-direction limiting part (122) and the XY-direction limiting part (121), the Z-direction limiting part (122) is in elastic fit with the elastic cantilever (11), and the elastic cantilever (11) is elastically deformed when being assembled with the installation interface (3) so that the Z-direction limiting part (122) rebounds after being clamped with the side wall clamping groove (32) to realize gapless assembly.

3. The novel connector fixing device according to claim 2, wherein the Z-direction limiting portion (122) is provided with an L-shaped limiting notch (123) adapted to a side wall of the mounting interface (3) and a top surface of the side wall clamping groove (32), the L-shaped limiting notch (123) is arranged at an upper portion of the Z-direction limiting portion (122), and a side surface of the Z-direction limiting portion (122) facing the side wall clamping groove (32) is a vertical guide inclined surface (124).

4. The novel connector fixing device as claimed in claim 3, wherein the Z-direction limiting portion (122) is provided with at least one pressing groove (125) for unlocking and pressing the hand outside the side wall slot (32).

5. The novel connector fixing device as claimed in claim 3 or 4, wherein the Z-direction limiting portion (122) is provided with an anti-slip structure.

6. The novel connector fixing device as claimed in claim 5, wherein the anti-slip structure is a plurality of anti-slip grooves or a plurality of anti-slip protrusions distributed on the outer side surface of the Z-direction limiting portion (122) located in the side wall clamping groove (32).

7. The novel connector securing device according to claim 1, characterized in that the connector PIN (1) is of one-piece construction.

8. A new connector fixation device according to claim 3, characterized in that the connector PIN (1) is provided with stop surfaces (13) on both sides of the limit catch (12) for engaging the mounting interface (3) to prevent the resilient cantilever arm (11) from exceeding its maximum deflection.