CN219226806U

CN219226806U - DC connecting wire joint

Info

Publication number: CN219226806U
Application number: CN202320868689.4U
Authority: CN
Inventors: 吴顺; 魏霞
Original assignee: Shenzhen Xinglin Technology Co ltd
Current assignee: Shenzhen Xinglin Technology Co ltd
Priority date: 2023-04-18
Filing date: 2023-04-18
Publication date: 2023-06-20
Anticipated expiration: 2033-04-18

Abstract

The utility model discloses a DC connecting wire joint, which comprises a connecting male end and a locking and releasing mechanism arranged outside the connecting male end, wherein the locking and releasing mechanism comprises a connecting component and a fixing component; the connecting assembly comprises a male terminal, a connecting frame, a connecting female end and a female terminal, wherein one end of the connecting male end is fixedly connected with the male terminal, the outer wall of the male terminal is sleeved with the connecting frame, one end of the connecting frame is fixedly connected with the connecting female end, and one end of the connecting female end is positioned on the inner wall of the connecting frame and is fixedly connected with the female terminal contacted with the outer wall of the male terminal; compared with the prior art, the telescopic support ring and the clamping plates are arranged, the telescopic support ring is driven to move by rotation of the fastening knob through threads, the four groups of clamping plates are driven to move relatively by movement of the telescopic support ring through the inclined planes, the gasket is driven to be tightly attached to the outer wall of the male terminal by movement of the clamping plates, the male terminal and the female terminal are tightly connected, and falling of the male terminal and the female terminal is avoided.

Description

DC connecting wire joint

Technical Field

The utility model relates to the technical field of DC connecting wires, in particular to a DC connecting wire joint.

Background

The DC connecting wire is a direct current connecting wire, the DC connecting wire is basically applied to power output and charging of various small household appliances of digital products at present, the function is simple but indispensable, the DC connecting wire is a basic element in the electronic industry, the application is very wide, and the DC connecting wire is a very common tool in life, but is also an indispensable tool for many machines, instruments and tests.

When the existing DC connecting wire connector is used, the male connecting end and the female connecting end are connected, the male connecting end and the female connecting end are easy to break away, and poor contact is easy to occur when the current is supplied.

In view of the above, research and improvement have been made to solve the conventional structural shortcomings, and a DC link connector has been proposed.

Disclosure of Invention

The utility model aims to provide a DC connecting wire joint which solves the problem that the connecting male end and the connecting female end which are proposed in the background art are easy to separate.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the DC connecting wire connector comprises a connecting male end and a locking and disconnecting mechanism arranged outside the connecting male end, wherein the locking and disconnecting mechanism comprises a connecting component and a fixing component;

the connecting assembly comprises a male terminal, a connecting frame, a connecting female end and a female terminal, wherein one end of the connecting male end is fixedly connected with the male terminal, the outer wall of the male terminal is sleeved with the connecting frame, one end of the connecting frame is fixedly connected with the connecting female end, and one end of the connecting female end is positioned on the inner wall of the connecting frame and is fixedly connected with the female terminal contacted with the outer wall of the male terminal;

the fixing assembly comprises a fastening knob, a telescopic supporting ring, a clamping plate and a gasket, wherein the fastening knob is connected with the outer wall of the male terminal in a threaded manner, the telescopic supporting ring is fixedly connected with the outer wall of the fastening knob, one end of the telescopic supporting ring is abutted to the clamping plate fixedly connected with the inner wall of the connecting frame, and the gasket is arranged at the connecting position of the clamping plate and the male terminal.

Preferably, the outer wall of connecting female end is provided with the go-between, the outer wall fixedly connected with of go-between connects the rope, the one end fixedly connected with protection apron of connecting the rope, the outer wall fixedly connected with of protection apron is sealed to be filled up, the outer wall fixedly connected with plectrum of protection apron.

Preferably, the outer wall of the fastening knob is provided with anti-skid patterns.

Preferably, the cross sections of the clamping plate and the telescopic supporting ring are trapezoidal, and the clamping plate has elasticity.

Preferably, the clamping plates are provided with four groups, and the four groups of the clamping plates are circumferentially distributed at equal angles with respect to the connecting frame.

Preferably, the male terminal forms a clamping structure with the connecting frame through the telescopic supporting ring and the clamping plate.

Preferably, the diameter of the sealing gasket is equal to the inner diameter of the gasket.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the telescopic propping ring and the clamping plates are arranged, the tightening knob rotates to drive the telescopic propping ring to move through threads, the telescopic propping ring moves to drive the four groups of clamping plates to move relatively through the inclined planes, and the clamping plates move to drive the gasket to be tightly attached to the outer wall of the male terminal, so that the male terminal and the female terminal are tightly connected, and the male terminal and the female terminal are prevented from falling off;

2. according to the utility model, the protective cover plate is arranged, when a user pulls out the connecting male end from the connecting female end, the protective cover plate connected with the connecting rope covers the connecting frame, so that the sealing gasket on the outer wall of the protective cover plate is tightly attached to the gasket, the protective operation on the connecting female end is realized, and the oxidation of the female terminal in the connecting female end is avoided.

Drawings

FIG. 1 is a schematic view of the overall structure of a DC link joint according to the present utility model;

FIG. 2 is a schematic view of the overall partial cross-sectional structure of a DC link joint of the present utility model;

FIG. 3 is a schematic view of the structure of a connection female of a DC link connector according to the present utility model;

fig. 4 is a schematic view of a connection male end structure of a DC link connector according to the present utility model;

fig. 5 is a schematic diagram of the working structure of a protective cover plate of a DC link connector according to the present utility model.

In the figure: 1. connecting a male end; 2. a male terminal; 3. a connection frame; 4. the female end is connected; 5. a female terminal; 6. fastening a knob; 7. a telescopic support ring; 8. a clamping plate; 9. a gasket; 10. a connecting ring; 11. a connecting rope; 12. a protective cover plate; 13. a sealing gasket; 14. a pulling piece.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1 to 4, a DC link joint includes a connection male terminal 1 and a locking release mechanism provided outside the connection male terminal 1, the locking release mechanism including a connection assembly and a fixing assembly;

the connecting assembly comprises a male terminal 2, a connecting frame 3, a connecting female end 4 and a female terminal 5, wherein one end of the connecting male end 1 is fixedly connected with the male terminal 2, the outer wall of the male terminal 2 is sleeved with the connecting frame 3, one end of the connecting frame 3 is fixedly connected with the connecting female end 4, and one end of the connecting female end 4 is positioned on the inner wall of the connecting frame 3 and is fixedly connected with the female terminal 5 which is contacted with the outer wall of the male terminal 2;

the fixed subassembly includes fastening knob 6, flexible ring 7, clamping plate 8 and packing ring 9, the outer wall threaded connection who connects public end 1 has fastening knob 6, the outer wall fixedly connected with flexible ring 7 that supports of fastening knob 6, flexible ring 7's one end butt has the clamping plate 8 with the inner wall fixed connection of connection frame 3, the clamping plate 8 is provided with packing ring 9 with the junction of public terminal 2, during operation, the user inserts connecting public end 1 in connecting female end 4, the public terminal 2 of connecting public end 1 outer wall is connected with the female terminal 5 of connecting female end 4 outer wall, then, rotate fastening knob 6, fastening knob 6 rotates and drives flexible ring 7 through the screw thread and move, flexible ring 7 moves and drives four sets of clamping plates 8 relative movement through the inclined plane, clamping plate 8 moves and drives packing ring 9 and the outer wall closely laminating of public terminal 2, realize the operation of closely connecting public terminal 2 and female terminal 5, avoid public terminal 2 and female terminal 5 to take place and drop.

Further, the outer wall of the fastening knob 6 is provided with anti-skidding lines, and when in use, the anti-skidding lines are arranged, so that a user can rotate the fastening knob 6 conveniently, and the phenomenon of skidding when the fastening knob 6 is rotated is avoided.

Further, the cross section of clamping plate 8 and flexible support ring 7 all is trapezoidal, and clamping plate 8 has elasticity, and the during operation is through setting up trapezoidal clamping plate 8 and flexible support ring 7, is favorable to fastening knob 6 rotation to drive flexible support ring 7 motion through the screw thread, and flexible support ring 7 motion drives clamping plate 8 motion through the inclined plane, realizes the control operation of clamping plate 8 motion.

Further, the clamping plates 8 are provided with four groups, the position relation of the four groups of clamping plates 8 is distributed circumferentially at equal angles relative to the connecting frame 3, and when the four groups of clamping plates 8 are arranged in operation, the four groups of clamping plates 8 are driven to move relatively through inclined planes by being beneficial to the movement of the telescopic supporting ring 7, so that the control operation of the four groups of clamping plates 8 in relative movement is realized.

Further, the male terminal 2 forms a clamping structure between the clamping plate 8 and the connecting frame 3 through the telescopic supporting ring 7, and when in operation, the clamping plate 8 moves to drive the gasket 9 to be tightly attached to the outer wall of the male terminal 2, so that the male terminal 2 and the female terminal 5 are tightly connected, and the male terminal 2 and the female terminal 5 are prevented from falling off.

Example two

As shown in fig. 3 and 5, in the first comparative example, as another embodiment of the present utility model, a connecting ring 10 is disposed on the outer wall of a connection female end 4, a connecting rope 11 is fixedly connected to the outer wall of the connecting ring 10, a protective cover plate 12 is fixedly connected to one end of the connecting rope 11, a sealing pad 13 is fixedly connected to the outer wall of the protective cover plate 12, and a pulling piece 14 is fixedly connected to the outer wall of the protective cover plate 12.

Further, the diameter of the sealing gasket 13 is equal to the inner diameter of the gasket 9, and when the protective cover is in operation, the sealing gasket 13 on the outer wall of the protective cover plate 12 is tightly attached to the gasket 9, so that the protective operation on the connecting female end 4 is realized.

Working principle: when the DC connecting wire connector is used, firstly, a user inserts the connecting male end 1 into the connecting female end 4, the male terminal 2 connected with the outer wall of the male end 1 is connected with the female terminal 5 connected with the outer wall of the female end 4, then, the fastening knob 6 is rotated to drive the telescopic supporting ring 7 to move through threads, the telescopic supporting ring 7 moves to drive the four groups of clamping plates 8 to move relatively through the inclined planes, the clamping plates 8 move to drive the gasket 9 to be tightly attached with the outer wall of the male terminal 2, the tight connection operation of the male terminal 2 and the female terminal 5 is realized, and the falling of the male terminal 2 and the female terminal 5 is avoided.

Finally, when the user pulls out the connection male end 1 from the connection female end 4, the protection cover plate 12 connected with the connection rope 11 covers the connection frame 3, so that the sealing gasket 13 on the outer wall of the protection cover plate 12 is tightly attached to the gasket 9, the protection operation on the connection female end 4 is realized, the oxidation of the female terminal 5 in the connection female end 4 is avoided, and the working principle of the DC connection wire connector is that.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a DC connecting wire connects, including connecting public end (1) and setting up at the outside anti-loosening mechanism of connecting public end (1), its characterized in that: the anti-loosening mechanism comprises a connecting component and a fixing component;

the connecting assembly comprises a male terminal (2), a connecting frame (3), a connecting female end (4) and a female terminal (5), wherein one end of the connecting male end (1) is fixedly connected with the male terminal (2), the outer wall of the male terminal (2) is sleeved with the connecting frame (3), one end of the connecting frame (3) is fixedly connected with the connecting female end (4), and one end of the connecting female end (4) is positioned on the inner wall of the connecting frame (3) and is fixedly connected with the female terminal (5) contacted with the outer wall of the male terminal (2);

the fixing assembly comprises a fastening knob (6), a telescopic supporting ring (7), a clamping plate (8) and a gasket (9), wherein the fastening knob (6) is connected with the outer wall of the male terminal (1) in a threaded manner, the telescopic supporting ring (7) is fixedly connected with the outer wall of the fastening knob (6), the clamping plate (8) fixedly connected with the inner wall of the connecting frame (3) is abutted to one end of the telescopic supporting ring (7), and the gasket (9) is arranged at the connecting position of the clamping plate (8) and the male terminal (2).

2. A DC link joint as claimed in claim 1, wherein: the outer wall of connecting female end (4) is provided with go-between (10), the outer wall fixedly connected with of go-between (10) is connected with rope (11), the one end fixedly connected with protection apron (12) of rope (11), the outer wall fixedly connected with of protection apron (12) is sealed fills up (13), the outer wall fixedly connected with plectrum (14) of protection apron (12).

3. A DC link joint as claimed in claim 1, wherein: the outer wall of the fastening knob (6) is provided with anti-skid patterns.

4. A DC link joint as claimed in claim 1, wherein: the cross sections of the clamping plate (8) and the telescopic supporting ring (7) are trapezoidal, and the clamping plate (8) has elasticity.

5. A DC link joint as claimed in claim 1, wherein: the clamping plates (8) are provided with four groups, and the position relations of the four groups of clamping plates (8) are circumferentially distributed at equal angles relative to the connecting frame (3).

6. A DC link joint as claimed in claim 1, wherein: the male terminal (2) forms a clamping structure between the connecting frame (3) and the clamping plate (8) through the telescopic supporting ring (7).

7. A DC link joint as claimed in claim 2, wherein: the diameter of the sealing gasket (13) is equal to the inner diameter of the gasket (9).