CN219419682U - Connection structure of energy storage connector - Google Patents

Abstract

The utility model discloses a connecting structure of an energy storage connector, which relates to the technical field of connecting structures of energy storage connectors and comprises a plug, a socket and a connecting device arranged on the plug or the socket, wherein the connecting device comprises an elastic arm, a first locating piece and a first limiting part which are respectively connected with two ends of the elastic arm, and the first locating piece is in concave-convex fit with a second locating piece arranged on the socket or the plug for locating; the first limiting part is formed into a first connecting piece, the connecting device is operated to separate the first limiting part from the second connecting piece so as to unlock the plug and the socket, the spring arm deforms to store energy, and the first limiting part is connected with the second connecting piece under the action of the spring arm after the external force is removed so as to lock the plug and the socket. When the plug is to be unlocked, only one pressing force is needed to be applied to the connecting device, and the elastic arm deforms to drive the first limiting part to be separated from the second connecting piece, so that the socket in the plug can be taken down; the unlocking is convenient, the service life is long, the holding force is sufficient after locking, and the unlocking can not be easily loosened.

Description

Connection structure of energy storage connector

Technical Field

The utility model relates to the technical field of connection structures of energy storage connectors, in particular to a connection structure of an energy storage connector.

Background

With the great development of energy storage systems, the demand for energy storage connectors is increasing, and various energy storage connectors are appeared in the market. Due to the rapid development of the emerging energy storage field, special new requirements are placed on the requirements of the electrical connectors. If the connector needs to be structurally prevented from being inserted by mistake, the connector is prevented from being assembled by mistake, and the connector is prevented from being touched by mistake; due to the application environment, the connector is required to be limited in space, multi-angle free wiring can be achieved, rotation at any angle can be achieved after installation is completed, and convenience in use is guaranteed.

When the socket is connected with the plug, the existing design realizes locking through a buckle or a threaded connection, so that the unlocking is inconvenient, the service life is low, the retention force is insufficient after locking, and the loosening is easy to occur.

Disclosure of Invention

The utility model aims to provide a connecting structure of an energy storage connector. The problem of the unblock inconvenient, life is low, the holding power is not enough after the closure, easily takes place to loosen is solved.

In order to achieve the above purpose, the utility model adopts the following scheme: the connecting structure of the energy storage connector comprises a plug, a socket, a first connecting mechanism and a second connecting mechanism, wherein the first connecting mechanism and the second connecting mechanism are respectively arranged on the plug and the socket, and the first connecting mechanism is detachably matched with the second connecting mechanism; the first connecting mechanism comprises a first connecting piece movably arranged outside the first plug connector on the plug or the socket, the second connecting mechanism comprises a second connecting piece formed on the outer wall of the second plug connector of the plug or the socket, and the first plug connector is inserted into a plug cavity of the second plug connector to be electrically connected;

the connecting device comprises a spring arm, a first locating piece and a first limiting part, wherein the first locating piece and the first limiting part are respectively connected to two ends of the spring arm, and the first locating piece is matched with a second locating piece arranged on the socket or the plug in a concave-convex manner to be located;

the first limiting part is formed into the first connecting piece, the connecting device is operated to enable the first limiting part to be separated from the second connecting piece so as to unlock the plug and the socket, the elastic arm deforms to store energy, and the first limiting part is engaged with the second connecting piece under the action of the elastic arm after external force is removed so as to lock the plug and the socket.

In the scheme, when the socket is connected with the plug, the second plug connector is inserted into the first plug connector, the first locating piece and the second locating piece are in concave-convex fit and located, and finally the plug is fixed with the socket through the joint of the first limiting part and the second connecting piece; the unlocking is convenient, the service life is long, the holding force is sufficient after locking, and the unlocking can not be easily loosened.

Preferably, the upper end of the spring arm and the lower end of the first limiting part are connected with a connecting arm, the lower end of the spring arm is provided with the first positioning piece, and the connecting device is in a 7-shaped arrangement.

As a further preferable mode, the connecting device further comprises a pressing portion, a mounting hole is formed in the inner wall of the socket, the pressing portion is movably arranged in the mounting hole, the pressing portion is arranged on one side of the connecting arm, and the connecting device is in an L-shaped arrangement.

In this scheme, press the pressing part when the unblock, thereby pressing part drive linking arm inward movement makes first spacing portion and the separation of second connecting piece, thereby the bullet arm also takes place deformation because of first setting element position does not change and linking arm inward movement, unclamps the pressing part after the unblock again, and the bullet arm is recovered under the elasticity effect and is driven first spacing portion, linking arm and pressing part and reset.

Preferably, the first positioning piece is a fixing rod, the second positioning piece is a round hole, round holes are formed in the front end and the rear end of the plug, and the round holes are used for inserting the fixing rod and fixing the fixing rod.

In this scheme, the dead lever inserts in the round hole fixedly so that when pressing the pressing part, the spring arm deformation makes things convenient for its resilience to reset.

As a further preference, the first limit part and the second connecting piece are respectively a bump and a limit concave;

the front end of the second plug connector is provided with an annular bulge, the upper end face of the lug is matched with the outer wall of the second plug connector of the socket, and the front side wall of the lug blocks the rear side wall of the annular bulge so that the socket is fixed in the plug.

In this scheme, after pressing the pressing part and inserting the second plug connector into first plug connector, unclamp the pressing part, the lug can block annular protruding and make the unable pull out of second plug connector for connect more stably.

As a further preferred aspect, the pressing portion includes a pressing latch movably disposed in the mounting hole.

As a further preferable mode, a guide block is arranged on one side, far away from the pressing lock catch, of the elastic arm, two limiting blocks are arranged on the lower side of the first plug-in connector, a limiting groove is formed between the two limiting blocks, and the guide block is movably arranged in the limiting groove.

As a further preference, the front side wall and the rear side wall of the projection have different curvatures, the front side wall of the projection being used for limiting the socket, and the rear side wall of the projection being used for guiding.

Drawings

Fig. 1 is a schematic structural view of a connection structure of an energy storage connector of the present utility model;

FIG. 2 is a schematic cross-sectional view of the connection structure of the energy storage connector of the present utility model;

FIG. 3 is an exploded view of the connection structure of the energy storage connector of the present utility model;

FIG. 4 is a schematic view of a first state of a protrusion of a plug of a connection structure of an energy storage connector of the present utility model;

FIG. 5 is a schematic view of a second state of the protrusion of the plug of the connection structure of the energy storage connector of the present utility model;

fig. 6 is a schematic structural view of a connection device of a first embodiment of a connection structure of an energy storage connector according to the present utility model;

fig. 7 is a schematic structural diagram of a connection structure of a second embodiment of the connection structure of the energy storage connector of the present utility model.

In the figure: 1. a plug; 11. the first plastic-coated piece; 111. a plug bush; 112. a housing; 12. a cable sealing ring; 13. a gram head; 14. a nut; 15. an O-ring; 16. a round hole; 17. a sealing ring is arranged at the inserting position; 2. a socket; 21. inserting a component; 211. a contact pin; 212. a finger-proof cap; 22. a second plastic-coated part; 23. a socket gasket; 24. an annular protrusion; 3. a connecting device; 31. a first limit part; 32. a pressing part; 33. a spring arm; 34. and a guide block.

Detailed Description

The utility model will be described in detail below with respect to certain specific embodiments thereof in order to better understand the utility model and thereby to more clearly define the scope of the utility model as claimed. It should be noted that the following description is only some embodiments of the inventive concept and is only a part of examples of the present utility model, wherein the specific direct description of the related structures is only for the convenience of understanding the present utility model, and the specific features do not naturally and directly limit the implementation scope of the present utility model. Conventional selections and substitutions made by those skilled in the art under the guidance of the inventive concept should be considered as being within the scope of the claimed utility model.

Embodiment one:

the connection structure of the energy storage connector comprises a plug 1, a socket 2, a first connection mechanism and a second connection mechanism which are respectively arranged on the plug 1 and the socket 2, wherein the first connection mechanism is detachably matched with the second connection mechanism; the first connecting mechanism comprises a first connecting piece movably arranged outside a first plug connector on the plug 1 or the socket 2, the second connecting mechanism comprises a second connecting piece formed on the outer wall of a second plug connector of the socket 2 or the plug 1, and the first plug connector is inserted into a plug cavity of the second plug connector to be electrically connected;

the connector 3 is arranged on the plug 1 or the socket 2, the connector 3 comprises an elastic arm 33, and a first positioning piece and a first limiting part 31 which are respectively connected to two ends of the elastic arm 33, and the first positioning piece is matched with a second positioning piece arranged on the socket 2 or the plug 1 in a concave-convex manner so as to be positioned;

the first limiting part 31 is formed into a first connecting piece, the connecting device 3 is operated to separate the first limiting part 31 from the second connecting piece to unlock the plug 1 and the socket 2, the spring arm 33 deforms to store energy, and the first limiting part 31 is engaged with the second connecting piece under the action of the spring arm 33 to lock the plug 1 and the socket 2 after the external force is removed.

In this embodiment, a first plug connector and a first connecting member are arranged on the plug 1, a second plug connector and a second connecting member are arranged on the socket 2, a plug cavity is formed on the second plug connector, and the plug cavity is aligned with the first plug connector to be inserted into the socket 2 to connect the plug 1 with the plug 1; when the socket 2 is connected with the plug 1, the second plug connector is firstly inserted into the first plug connector, then the first locating piece and the second locating piece are in concave-convex fit and location, finally the plug 1 and the socket 2 are fixed through the joint of the first limiting part 31 and the second connecting piece, and when the socket is to be unlocked, the socket 2 in the plug 1 can be taken down only by applying a pressing force to the connecting device 3 and deforming the elastic arm 33 to drive the first limiting part 31 and the second connecting piece to be separated; the unlocking is convenient, the service life is long, the holding force is sufficient after locking, and the unlocking can not be easily loosened.

Further, as a preferred embodiment, the connecting device 3 further includes a pressing portion 32, an installation hole is formed in an inner wall of the socket 2, the pressing portion 32 is movably disposed in the installation hole, a connecting arm is disposed on a side, close to the first plug connector, of the pressing portion 32, a spring arm 33 is disposed on a lower side of the connecting arm, a first positioning member is disposed on a lower end of the spring arm 33, and a first limiting portion 31 is disposed on an upper side, far from the pressing portion 32, of the connecting arm. The pressing portion 32 includes a pressing latch movably disposed in the mounting hole. The connecting device is L-shaped.

Further, as a preferred embodiment, the first limiting portion 31 is a bump, the second connecting piece is a limiting recess, or the first limiting portion 31 is a limiting recess, and the second connecting piece is a bump; the front end of the second plug connector is provided with an annular bulge 24, the upper end face of the bulge is matched with the outer wall of the second plug connector of the socket 2, and the rear side wall of the annular bulge 24 is blocked by the front side wall of the bulge, so that the socket 2 is fixed in the plug 1.

In this embodiment, the first limiting portion 31 is a protruding block, the second limiting portion is a limiting recess, a second limiting portion is formed between the annular protrusion 24 and the second connector, when the pressing portion 32 is not pressed, the protruding block is located at the rear side of the annular protrusion, the upper end face of the protruding block is matched with the outer wall of the second connector, the rear side wall of the protruding block blocks the annular protrusion 24, so that the socket 2 cannot be pulled out of the plug 1 to enable connection to be more stable, when the pressing portion 32 is pressed, the protruding block is far away from the rear side of the annular protrusion 24, the protruding block does not block the annular protrusion 24, and the socket 2 can be pulled out of the plug 1; when the unlocking is performed, the pressing part 32 is pressed, the pressing part 32 drives the connecting arm to move inwards so that the first limiting part 31 is separated from the second connecting piece, the elastic arm 33 also moves inwards to deform because the position of the first positioning piece is not changed, the pressing part 32 is released after the unlocking is performed, and the elastic arm 33 is restored under the action of elasticity to drive the first limiting part 31, the connecting arm and the pressing part 32 to reset. After the pressing part 32 is pressed and the second plug connector is inserted into the first plug connector, the pressing part 32 is released, and the bump can block the annular protrusion 24 so that the second plug connector cannot be pulled out, so that the connection is more stable.

Further, as a preferred embodiment, a guide block 34 is disposed on a side of the spring arm 33 away from the pressing latch, two limiting blocks are disposed on the lower side of the first plug connector, a limiting groove is disposed between the two limiting blocks, and the guide block 34 is movably disposed in the limiting groove. The first locating piece is the dead lever, and the second locating piece is round hole 16, and round hole 16 has been seted up at the front and back both ends of plug 1, and the round hole 16 supplies the dead lever to insert to establish and fix the dead lever. The front side wall and the rear side wall of the lug have different curvatures, the front side wall of the lug is used for limiting the socket 2, and the rear side wall of the lug is used for guiding.

In this embodiment, one end of the limiting block is connected with the inner wall of the socket 2 far away from one end of the mounting hole, and the distance from the other end of the limiting block to the point when the spring arm 33 is not deformed is the same as the diameter of the annular protrusion 24 minus the diameter of the second plug connector, so that when the spring arm 33 is compressed, the spring arm 33 is not blocked by the limiting block, and the guide block 34 moves along the limiting groove to effectively prevent the movement position of the connecting device 3 from shifting; the curvature of the side walls at the front and rear ends of the protruding block is different, when the pressing part 32 is not pressed, the front side wall of the protruding block is obliquely arranged towards the annular protrusion 24, and when the socket 2 is pulled, the annular protrusion 24 acts on the protruding block to generate an upward force so that the protruding block is more difficult to pull out; the rear side wall of the projection is also inclined toward the annular projection 24, and can serve as a guide when the socket 2 is mounted. The two ends of the fixed rod are provided with small elastic bulges, when the connecting device 3 is installed, the small elastic bulges are pressed to be extruded by the inner wall of the plug 1 to push the pressing part 32, and when the fixed rod reaches the position of the round hole 16, the extrusion force of the small elastic bulges disappears and the small elastic bulges penetrate out of the round hole 16 to be fixed, so that the installation of the connecting device 3 is completed; the fixing rod is inserted into the circular hole 16 to be fixed so that the elastic arm 33 deforms to facilitate its rebound and reset when the pressing portion 32 is pressed.

Further, as a preferred embodiment, the plug 1 includes a first plastic-coated member 11, the first plug member is disposed in the first plastic-coated member 11, the first plastic-coated member 11 includes a plug bush 111 and a housing 112, and the housing 112 is sleeved outside the plug bush 111; the plug 1 further comprises a cable sealing ring 12, a gram head 13 and a nut 14, wherein the cable sealing ring 12 is sleeved outside the lower side of the plug bush 111, the gram head 13 is sleeved on the cable sealing ring 12, the nut 14 is sleeved outside the gram head 13, and an O-shaped ring 15 is arranged between the shell 112 and the nut 14.

Further, as a preferred embodiment, the socket 2 includes an inserting assembly 21 and a second plastic package 22, the second plastic package 22 is sleeved on the upper side of the inserting assembly 21, the front end of the second plastic package 22 forms a second plug connector, and a sealing gasket of the socket 2 is sleeved outside the second plastic package 22. The insertion assembly 21 includes a pin 211 and a finger-preventing cap 212, and the finger-preventing cap 212 is inserted into the tip of the pin 211.

Embodiment two:

the upper end of the spring arm 33 and the lower end of the first limiting part 31 are connected with connecting arms, the lower end of the spring arm 33 is provided with a first positioning piece, and the connecting device 3 is arranged in a 7 shape. In this embodiment, when unlocking is required, the tool is used to push the connecting arm to move inwards so that the first limiting portion 31 is separated from the second connecting piece, the elastic arm 33 also moves inwards to deform because the position of the first positioning piece is not changed, the external force is removed after unlocking, and the elastic arm 33 is restored under the action of elastic force to drive the first limiting portion 31 and the connecting arm to reset. The bump will block the annular protrusion 24 so that the second connector cannot be pulled out, making the connection more stable.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the technical principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.

Claims (8)

1. The connecting structure of the energy storage connector comprises a plug (1), a socket (2), and a first connecting mechanism and a second connecting mechanism which are respectively arranged on the plug (1) and the socket (2), wherein the first connecting mechanism and the second connecting mechanism are detachably matched; the first connecting mechanism comprises a first connecting piece movably arranged outside a first plug connector on the plug (1) or the socket (2), the second connecting mechanism comprises a second connecting piece formed on the outer wall of a second plug connector of the plug (1) or the socket (2), and the first plug connector is inserted into a plug cavity of the second plug connector to be electrically connected; it is characterized in that the method comprises the steps of,

the plug comprises a plug (1) and a socket (2), and is characterized by further comprising a connecting device (3) arranged on the plug (1) or the socket (2), wherein the connecting device (3) comprises an elastic arm (33) and a first positioning piece and a first limiting part (31) which are respectively connected to two ends of the elastic arm (33), and the first positioning piece is in concave-convex fit with a second positioning piece arranged on the socket (2) or the plug (1) to be positioned;

the first limiting part (31) is formed into the first connecting piece, the connecting device (3) is operated to enable the first limiting part (31) to be separated from the second connecting piece so as to unlock the plug (1) and the socket (2), the elastic arm (33) deforms to store energy, and after external force is removed, the first limiting part (31) is engaged with the second connecting piece under the action of the elastic arm (33) so as to lock the plug (1) and the socket (2).

2. The connection structure of an energy storage connector according to claim 1, wherein the upper end of the spring arm (33) and the lower end of the first limiting portion (31) are connected with a connection arm, the lower end of the spring arm (33) is provided with the first positioning member, and the connection device (3) is arranged in a shape of a 7.

3. The connection structure of an energy storage connector according to claim 2, wherein the connection device (3) further comprises a pressing portion (32), a mounting hole is formed in an inner wall of the socket (2), the pressing portion (32) is movably disposed in the mounting hole, the pressing portion (32) is disposed on one side of the connection arm, and the connection device (3) is in an L-shaped configuration.

4. The connection structure of an energy storage connector according to claim 1, wherein the first positioning member is a fixing rod, the second positioning member is a circular hole (16), the front end and the rear end of the plug (1) are provided with circular holes (16), and the circular holes (16) are used for inserting the fixing rod and fixing the fixing rod.

5. A connection structure of an energy storage connector according to any one of claims 1-3, wherein the first limit part (31) and the second connection member are a bump and a limit recess, respectively;

the front end of the second plug connector is provided with an annular bulge (24), the upper end face of the lug is matched with the outer wall of the second plug connector of the socket (2), and the rear side wall of the annular bulge (24) is blocked by the front side wall of the lug so that the socket (2) is fixed in the plug (1).

6. A connection structure of an energy storage connector according to claim 3, wherein the pressing portion (32) comprises a pressing latch movably provided in the mounting hole.

7. The connecting structure of an energy storage connector according to claim 6, wherein a guide block (34) is disposed on a side of the spring arm (33) away from the pressing latch, two limiting blocks are disposed on the lower side of the first plug-in unit, a limiting groove is disposed between the two limiting blocks, and the guide block (34) is movably disposed in the limiting groove.

8. The connection structure of an energy storage connector according to claim 5, wherein the front side wall and the rear side wall of the projection have different curvatures, the front side wall of the projection is used for limiting the socket (2), and the rear side wall of the projection is used for guiding.