Rotatable electric connector

Abstract

The utility model relates to the technical field of electric connectors, in particular to a rotatable electric connector, which comprises a connector main body, and an electric wire is arranged at the end part of the connector main body; the rotary connecting assembly comprises a first connecting ring fixedly arranged at the end of the connector body and a second connecting ring rotationally arranged at the end of the first connecting ring, a plurality of first annular grooves are formed in the end of the first connecting ring, and a first metal conducting ring is fixedly arranged on the inner wall of the first connecting ring; and the end part of the second connecting ring is provided with an inserting groove for inserting and rotating the end part of the first connecting ring. According to the utility model, through the arrangement of the rotary connecting assembly, after the connector is connected, when a wire is twisted, the second connecting ring can rotate relative to the first connecting ring, so that the electrifying property of the connector in a long-time use process is effectively ensured; therefore, the defect that the plug and the wire cannot rotate freely in the prior art is effectively overcome.

Description

Technical Field

[0001] The utility model relates to the technical field of electric connectors, in particular to a rotatable electric connector. Background Art

[0002] Electrical connector assemblies are also called circuit connectors.

[0003] In the prior art, an electrical connector with publication number CN208923510U adopts the scheme of "including a plug and a socket, a plug block is provided on one side of the plug, a plurality of mounting holes are provided in the plug block, a pin is provided in each mounting hole, a slot is provided on the socket to match with the plug block, a plurality of plug posts are provided in the slot, each plug post is provided with a plug hole matching with the pin, an inner sealing ring is provided in the slot and sleeved on the bottom end of the plug post, when the plug is plugged into the socket, the plug block is plugged into the slot, the pin is plugged into the plug hole, and the end face of the plug block extending into the slot abuts against the inner sealing ring". The electrical connector provided by this scheme has the characteristics of good sealing effect and low production cost.

[0004] However, the above solution still has some shortcomings. For example, when the electrical connector is used for a long time after the plug is connected to the socket, if the wire connected to the plug is twisted, it is very easy to cause damage to the connection between the wire and the plug, thereby causing a short circuit. That is, the technical solution proposed by the above patent technology has the defect that the plug and the wire cannot rotate freely.

[0005] In view of this, the utility model proposes a rotatable electrical connector. Utility Model Content

[0006] The utility model aims to provide a rotatable electrical connector, which has the advantages of being able to rotate and bend freely, so as to solve the defect that the plug and the wire proposed in the above background technology cannot rotate freely.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] A rotatable electrical connector, comprising:

[0009] A connector body, an end of which is provided with an electric wire;

[0010] A rotating connection assembly includes a first connecting ring fixedly mounted at the end of a connector body, and a second connecting ring rotatably mounted at the end of the first connecting ring, wherein a plurality of first annular grooves are formed at the end of the first connecting ring, a first metal conductive ring is fixedly mounted on the inner wall of the first connecting ring, an insertion groove is formed at the end of the second connecting ring for the end of the first connecting ring to be plugged in and rotated, and a second annular groove corresponding to the first annular groove is formed on the inner wall of the insertion groove, a second metal conductive ring is fixedly mounted on the inner wall of the second annular groove, the cross-sectional shapes of the first metal conductive ring and the second metal conductive ring are both concave, and a conductive metal ball slidably connected to the concave inner wall of the second metal conductive ring is provided on the concave inner wall of the second metal conductive ring.

[0011] As a preferred technical solution, the connector body is electrically connected to the first metal conductive ring through a first conductive wire, and the second metal conductive ring is electrically connected to the electric wire through a second conductive wire.

[0012] As a preferred technical solution, a conductive tube is fixedly provided on the concave inner wall of the second metal conductive ring, and a conductive column is slidably provided on the inner wall of the conductive tube, and the end of the conductive column is fixedly connected to the surface of the conductive metal ball.

[0013] As a preferred technical solution, the outer surfaces of the conductive tube and the conductive column are sleeved with a clamping spring, and the two ends of the clamping spring are respectively fixedly connected to the concave inner wall of the second metal conductive ring and the surface of the conductive metal ball.

[0014] As a preferred technical solution, the inner wall of the plug-in groove on the second connecting ring is provided with two groups of rotating cavities in a circular array, the inner wall of the rotating cavity is rotatably provided with rolling balls, and the second connecting ring is rotatably connected to the end of the first connecting ring through the rolling balls.

[0015] As a preferred technical solution, a sealed bearing is arranged inside the plug-in groove on the second connecting ring, and the inner ring surface of the sealed bearing is fixedly connected to the outer ring surface of the end of the first connecting ring, and the outer ring surface of the sealed bearing is fixedly connected to the inner wall of the plug-in groove on the second connecting ring.

[0016] As a preferred technical solution, a bending component is arranged between the connector body and the first connecting ring, and the bending component includes a rubber bellows fixedly mounted on the end of the connector body, and the other end of the rubber bellows is fixedly connected to the end of the first connecting ring, and a plurality of reset springs are fixedly mounted on the end of the connector body in a circular array, and the other end of the reset spring is fixedly connected to the end of the first connecting ring, and the outer surface of the reset spring is provided with an insulating rubber sleeve.

[0017] Beneficial Effects

[0018] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0019] 1. The utility model provides a rotating connection assembly so that after the connector is connected, when the wire is twisted, the second connection ring can rotate relative to the first connection ring, thereby effectively ensuring the electrical conductivity of the connector during long-term use, thereby effectively solving the defect in the prior art that the plug and the wire cannot rotate freely.

[0020] 2. The utility model provides a bending component, so that when the device connected through the connector pulls the electrical connector during actual use, the connector can be bent, thereby achieving effective protection for the connector. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0024] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0025] Figure 4 For this utility model Figure 2 The enlarged structural diagram at B in the middle;

[0026] Figure 5 This is a side view structural diagram of the first connecting ring of the utility model;

[0027] Figure 6 This is a side view of the second connecting ring of the utility model.

[0028] In the figure:

[0029] 100. Connector body; 101. Wire;

[0030] 200, rotating connection assembly; 201, first connection ring; 202, second connection ring; 203, first metal conductive ring; 204, second metal conductive ring; 205, conductive metal ball; 206, conductive tube; 207, conductive column; 208, tightening spring; 209, rolling ball; 2010, sealed bearing;

[0031] 300, bending assembly; 301, rubber bellows; 302, return spring. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0033] Embodiment 1

[0034] According to the attached Figure 1-6 As shown, an embodiment of the utility model provides a rotatable electrical connector, comprising:

[0035] A connector body 100, an end of which is provided with an electric wire 101;

[0036] The rotating connection assembly 200 includes a first connection ring 201 fixedly mounted at the end of the connector body 100, and a second connection ring 202 rotatably mounted at the end of the first connection ring 201. The end of the first connection ring 201 is provided with a plurality of first annular grooves, the inner wall of the first connection ring 201 is fixedly provided with a first metal conductive ring 203, the end of the second connection ring 202 is provided with a plug-in groove for the end of the first connection ring 201 to be plugged in and rotated, and the inner wall of the plug-in groove is provided with a second annular groove corresponding to the first annular groove, the inner wall of the second annular groove is fixedly provided with a second metal conductive ring 204, the connector body 100 is electrically connected to the first metal conductive ring 203 via a first wire, and the second metal conductive ring 204 is electrically connected to the wire 101 via a second wire.

[0037] The cross-sectional shapes of the first metal conductive ring 203 and the second metal conductive ring 204 are both concave, and the concave inner wall of the second metal conductive ring 204 is provided with a conductive metal ball 205 which is slidably connected to the concave inner wall of the first metal conductive ring 203 .

[0038] A conductive tube 206 is fixedly disposed on the concave inner wall of the second metal conductive ring 204 , and a conductive column 207 is slidably disposed on the inner wall of the conductive tube 206 . The end of the conductive column 207 is fixedly connected to the surface of the conductive metal ball 205 .

[0039] A clamping spring 208 is sleeved on the outer surface of the conductive tube 206 and the conductive column 207 , and two ends of the clamping spring 208 are fixedly connected to the concave inner wall of the second metal conductive ring 204 and the surface of the conductive metal ball 205 .

[0040] The inner wall of the plug-in slot on the second connecting ring 202 is provided with two groups of rotating cavities in a circumferential array, and the inner wall of the rotating cavity is rotatably provided with a rolling ball 209 , and the second connecting ring 202 is rotatably connected to the end of the first connecting ring 201 through the rolling ball 209 .

[0041] A sealing bearing 2010 is arranged inside the plug-in groove on the second connecting ring 202 , and the inner ring surface of the sealing bearing 2010 is fixedly connected to the outer ring surface of the end of the first connecting ring 201 , and the outer ring surface of the sealing bearing 2010 is fixedly connected to the inner wall of the plug-in groove on the second connecting ring 202 .

[0042] In this embodiment, by providing a rotating connection component 200, after the connector is connected, when the wire 101 is twisted, the twisting force can be transmitted to the second connection ring 202, and the second connection ring 202 can rotate with the first connection ring 201. During the rotation, the conductive metal ball 205 can slide on the inner wall of the first metal conductive ring 203, ensuring that the power can be always maintained during the rotation. Moreover, during the long-term sliding of the conductive metal ball 205 on the inner wall of the first metal conductive ring 203, it can always be in contact with the inner wall of the first metal conductive ring 203 under the action of the pressing spring 208, thereby effectively ensuring the power supply of the connector during long-term use, thereby effectively solving the defect that the plug and the wire cannot rotate freely in the prior art.

[0043] Embodiment 2

[0044] Based on Example 1, refer to Figure 2 , and different from the first embodiment,

[0045] A bending assembly 300 is arranged between the connector body 100 and the first connecting ring 201. The bending assembly 300 includes a rubber bellows 301 fixedly mounted on the end of the connector body 100, and the other end of the rubber bellows 301 is fixedly connected to the end of the first connecting ring 201. A plurality of return springs 302 are fixedly mounted on the end of the connector body 100 in a circular array, and the other end of the return spring 302 is fixedly connected to the end of the first connecting ring 201. The outer surface of the return spring 302 is covered with an insulating rubber sleeve.

[0046] In this embodiment, by providing a bending component 300, when the device connected through the connector pulls the electrical connector during actual use, the first connecting ring 201 and the connector body 100 can bend under the action of the rubber bellows 301, and can return to its original position under the action of the return spring 302, so that the connector can bend, thereby achieving effective protection of the connector.

[0047] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A rotatable electrical connector, characterized in that: include, A connector body (100), wherein an electric wire (101) is disposed at an end of the connector body (100); A rotary connection assembly (200) comprises a first connection ring (201) fixedly mounted on the end of a connector body (100), and a second connection ring (202) rotatably mounted on the end of the first connection ring (201); a plurality of first annular grooves are provided on the end of the first connection ring (201); a first metal conductive ring (203) is fixedly mounted on the inner wall of the first connection ring (201); a plug-in groove for plugging and rotating the end of the first connection ring (201) is provided on the end of the second connection ring (202); a second annular groove corresponding to the first annular groove is provided on the inner wall of the plug-in groove; a second metal conductive ring (204) is fixedly mounted on the inner wall of the second annular groove; the cross-sectional shapes of the first metal conductive ring (203) and the second metal conductive ring (204) are both concave; and a conductive metal ball (205) slidably connected to the concave inner wall of the first metal conductive ring (203) is provided on the concave inner wall of the second metal conductive ring (204).

2. A rotatable electrical connector according to claim 1, characterized in that: The connector body (100) is electrically connected to the first metal conductive ring (203) via a first conductive wire, and the second metal conductive ring (204) is electrically connected to the electric wire (101) via a second conductive wire.

3. A rotatable electrical connector according to claim 1, characterized in that: A conductive tube (206) is fixedly arranged on the concave inner wall of the second metal conductive ring (204), and a conductive column (207) is slidably arranged on the inner wall of the conductive tube (206), and the end of the conductive column (207) is fixedly connected to the surface of the conductive metal ball (205).

4. A rotatable electrical connector according to claim 3, characterized in that: The outer surfaces of the conductive tube (206) and the conductive column (207) are sleeved with a clamping spring (208), and the two ends of the clamping spring (208) are respectively fixedly connected to the concave inner wall of the second metal conductive ring (204) and the surface of the conductive metal ball (205).

5. A rotatable electrical connector according to claim 1, characterized in that: The inner wall of the plug-in slot on the second connecting ring (202) is provided with two groups of rotating cavities in a circumferential array, and the inner wall of the rotating cavity is rotatably provided with a rolling ball (209), and the second connecting ring (202) is rotatably connected to the end of the first connecting ring (201) via the rolling ball (209).

6. A rotatable electrical connector according to claim 1, characterized in that: A sealing bearing (2010) is provided inside the plug-in groove on the second connecting ring (202), and the inner ring surface of the sealing bearing (2010) is fixedly connected to the outer ring surface of the end of the first connecting ring (201), and the outer ring surface of the sealing bearing (2010) is fixedly connected to the inner wall of the plug-in groove on the second connecting ring (202).

7. A rotatable electrical connector according to any one of claims 1 to 6, characterized in that: A bending component (300) is arranged between the connector body (100) and the first connecting ring (201), and the bending component (300) comprises a rubber bellows (301) fixedly arranged at the end of the connector body (100), and the other end of the rubber bellows (301) is fixedly connected to the end of the first connecting ring (201), and a plurality of return springs (302) are fixedly arranged at the end of the connector body (100) in a circumferential array, and the other end of the return spring (302) is fixedly connected to the end of the first connecting ring (201), and the outer surface of the return spring (302) is provided with an insulating rubber sleeve.

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