A rotary joint with a plug-in device

Abstract

The present invention discloses a rotary joint with an electrical plug-in device, comprising an electrical plug-in device, a wire, and a rotary joint, wherein the electrical plug-in device comprises a female connector and a male connector that can be plugged into the female connector, wherein the rotary joint comprises a first rotating member and a second rotating member, wherein the first rotating member and the second rotating member are rotatably connected, wherein the male connector is mounted on the first rotating member, and the female connector is mounted on the second rotating member, wherein the first rotating member and the second rotating member have cavities inside, and the male connector is electrically connected to the female connector after the wire passes through the cavity. The present invention has a simple structure and is easy to produce. During installation, no wiring is required and only plugging is required. The invention has high safety and simple assembly operation, making it convenient for users to install and use. During the installation process, it can be installed without the need for experienced installers, effectively reducing installation costs. The invention can be used as a separate module, which is convenient for consumers to assemble by hand and meet their DIY needs.

Description

Technical Field

[0001] The present invention relates to the field of decorative lighting, and in particular to a rotary joint with a plug-in device. Background Art

[0002] At present, the traditional structure of the universal joint in the lighting industry generally does not have a plug-in device. When installing and using it, the wires need to be passed through the universal joint to electrically connect to the lamp holder. The universal joint generally includes a first rotating part and a second rotating part, and the first rotating part is rotatably connected to the second rotating part. The first rotating part and the second rotating part are inseparable, which results in a lot of time being required to pass the wires through the first rotating part and the second rotating part, which is troublesome to install and inconvenient for users to install and use; it needs to be connected to the lamp holder before use, so that the conductive pieces or conductive connectors of the neutral wire and the live wire are exposed to the outside, and workers are likely to touch the conductive pieces or conductive connectors of the neutral wire and the live wire during installation, which reduces safety; since the universal joint needs to be wired during installation, it requires experienced installers to install it, which is difficult for users to install it by themselves and inconvenient to use; and for manufacturers, it will lead to increased installation labor costs, thereby increasing production costs. Summary of the Invention

[0003] The technical problem to be solved by the present invention is to provide a rotary joint with a plug-in device in response to the above-mentioned deficiencies in the prior art. The rotary joint has a simple structure and is easy to produce. No wiring is required during installation, and only plugging is required. The joint has high safety and simple assembly operation, making it convenient for users to install and use. The installation process does not require experienced installers, effectively reducing installation costs. The rotary joint can be used as a separate module, making it convenient for consumers to assemble the joint by themselves and meeting their DIY needs.

[0004] In order to solve the above technical problems, the technical solution of the present invention is:

[0005] A rotary joint with an electrical plug-in device comprises an electrical plug-in device, a wire and a rotary joint, wherein the electrical plug-in device comprises a female connector and a male connector pluggable with the female connector, wherein the rotary joint comprises a first rotating member and a second rotating member, wherein the first rotating member and the second rotating member are rotatably connected, wherein the male connector is mounted on the first rotating member, and the female connector is mounted on the second rotating member, wherein the first rotating member and the second rotating member have cavities inside, and the male connector is electrically connected to the female connector after the wire passes through the cavity.

[0006] As a preferred solution, the rotating joint with the plug-in device also includes a fixing nut and a fixing bolt, the first rotating member includes a first mounting portion and a first rotating member arranged at the lower end of the first mounting portion, the second rotating member includes a second mounting portion and a second rotating member arranged at the upper end of the second mounting portion, the rear end of the first rotating member is provided with a first clearance groove adapted to the second rotating member, the front end of the second rotating member is provided with a second clearance groove adapted to the first rotating member, the axial directions of the first rotating member and the second rotating member are both provided with through holes for the fixing bolt to pass through, the first rotating member is rotatably connected to the second rotating member through the first rotating member cooperating with the second clearance groove, the second rotating member cooperating with the first clearance groove, and the fixing bolt passing through the through hole and cooperating with the fixing nut.

[0007] As a preferred solution, the rotation angle of the first rotating member and the second rotating member is less than 180°.

[0008] As a preferred solution, the rotating joint also includes a limit member, which is arranged between the first rotating member and the second rotating member. The front end of the limit member is provided with a first limit block protruding forward, and the inner wall of the first rotating part is provided with two second limit blocks protruding inward. The first limit block extends into the interior of the first rotating part, and the first limit block is arranged between the two second limit blocks.

[0009] As a preferred solution, the angle between the two second limiting blocks is less than 180°.

[0010] As a preferred solution, the rear end of the limiter is provided with a mounting post, the inner wall of the second rotating part is provided with a mounting groove adapted to the mounting post, and the limiter is clamped on the front end of the second rotating part through the mounting post and the mounting groove.

[0011] As a preferred solution, the lower end of the male connector is provided with a first clamping block protruding outward, the inner wall of the first mounting portion is provided with a first clamping groove adapted to the first clamping block, the circumference of the male connector is provided with a first positioning block and a limiting groove, the first mounting portion is provided with a first positioning groove adapted to the first positioning block and a third limiting block adapted to the limiting groove, the male connector is clamped to the upper end of the first rotating part through the first clamping block being clamped into the first clamping groove, the first positioning block being matched with the first positioning groove, and the limiting groove and the third limiting block being matched.

[0012] As a preferred solution, the rotating joint with a plug-in device also includes a mounting nut and an elastic clamping ring for fixing the mounting nut. The upper end of the first mounting part is provided with a receiving groove adapted to the elastic clamping ring. The elastic clamping ring is clamped in the receiving groove. The outer side wall of the elastic clamping ring protrudes from the outer side surface of the first mounting part. The inner wall of the mounting nut is provided with a limiting groove adapted to the elastic clamping ring. The mounting nut is fitted on the outer side of the connection between the male connector and the first rotating part through the limiting groove and the limiting clamping ring.

[0013] As a preferred solution, the female connector is provided with a second clamping block protruding outward, the inner wall of the second mounting portion is provided with a second clamping groove adapted to the second clamping block, the female connector is circumferentially provided with a second positioning block, the second mounting portion is provided with a second positioning groove adapted to the second positioning block, and the female connector is installed on the lower end of the second rotating member through the cooperation of the second clamping block and the second clamping groove and the second positioning block and the second positioning groove.

[0014] As a preferred solution, the upper end of the male connector is provided with a plug, and the plug extends out from the upper end surface of the first rotating part, the female connector is axially provided with a slot adapted to the plug, the female connector is provided with a limiting slot adapted to the third limiting block, and the lower end of the second mounting portion is provided with a thread adapted to the mounting nut, the male connector is provided with a first terminal, and the female connector is provided with a second terminal. Through the cooperation of the plug and the slot, the third limiting block and the limiting slot, the mounting nut and the thread, and the connection between the first terminal and the second terminal, one end of the rotating joint with the plug-in device is electrically connected to other lamp bodies with female connectors, and the other end is electrically connected to other lamp heads with male connectors.

[0015] The beneficial effects of the present invention are: 1. The rotary joint has a simple structure and is easy to produce; 2. The rotary joint does not require wiring during installation and can be plugged in, which has high safety, and the assembly operation is simple, which is convenient for users to install and use; 3. Since it can be used by plugging in without wiring, it can be assembled without experienced installers, which can reduce the manufacturer's installation cost and thus reduce the production cost; 4. The rotary joint can be used as a separate module, which is convenient for consumers to assemble by hand for DIY, is convenient for consumers to use, and can better meet the DIY needs of consumers. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is an assembly structure diagram of an embodiment of the present invention;

[0017] Figure 2 An exploded view of an embodiment of the present invention;

[0018] Figure 3 A structural diagram of the second rotating member of the present invention;

[0019] Figure 4 is an exploded view of the male connector of the present invention;

[0020] Figure 5 This is an exploded view of the female connector of the present invention.

[0021] In the figure: 1-wire, 2-male connector, 21-first clamping block, 22-first positioning block, 23-limiting groove, 24-plug, 25-first terminal, 3-female connector, 31-second clamping block, 32-second positioning block, 33-slot, 34-second terminal, 4-first rotating member, 41-first mounting portion, 42-first rotating portion, 43-first clearance groove, 44-second limiting block, 45-first positioning groove, 46-third limiting block, 47-accommodating groove, 5-second rotating member, 51-second mounting portion, 52-second rotating portion, 53-second clearance groove, 54-mounting slot, 55-second positioning groove, 56-thread, 6-fixing nut, 7-fixing bolt, 8-limiting member, 81-first limiting block, 82-mounting column, 9-mounting nut, 10-elastic clamp, 11-through hole, 12-limiting slot. DETAILED DESCRIPTION

[0022] The structural principle and working principle of the present invention are further described in detail below with reference to the accompanying drawings.

[0023] like Figures 1 to 5 As shown, a rotary joint with an electrical plug-in device includes an electrical plug-in device, a wire 1 and a rotary joint, the electrical plug-in device includes a female connector 3 and a male connector 2 that can be plugged into the female connector 3, the rotary joint includes a first rotating member 4 and a second rotating member 5, the first rotating member 4 and the second rotating member 5 are rotatably connected, the male connector 2 is mounted on the first rotating member 4, the female connector 3 is mounted on the second rotating member 5, the first rotating member 4 and the second rotating member 5 have cavities inside, and the male connector 2 is electrically connected to the female connector 3 after the wire 1 passes through the cavity.

[0024] As a preferred solution, the rotating joint with the plug-in device also includes a fixing nut 6 and a fixing bolt 7. The first rotating member 4 includes a first mounting portion 41 and a first rotating portion 42 arranged at the lower end of the first mounting portion 41. The second rotating member 5 includes a second mounting portion 51 and a second rotating portion 52 arranged at the upper end of the second mounting portion 51. The rear end of the first rotating portion 42 is provided with a first clearance groove 43 adapted to the second rotating portion 52, and the front end of the second rotating portion 52 is provided with a second clearance groove 53 adapted to the first rotating portion 42. The first rotating portion 42 and the second rotating portion 52 are both axially provided with a through hole 11 for the fixing bolt 7 to pass through. The first rotating member 4 is rotatably connected to the second rotating member 5 through the first rotating portion 42 cooperating with the second clearance groove 53, the second rotating portion 52 cooperating with the first clearance groove 43, and the fixing bolt 7 passing through the through hole 11 and cooperating with the fixing nut 6.

[0025] As a preferred solution, the rotation angle of the first rotating member 4 and the second rotating member 5 is less than 180°.

[0026] As a preferred solution, the rotating joint also includes a limit member 8, which is arranged between the first rotating member 4 and the second rotating member 5. The front end of the limit member 8 is provided with a first limit block 81 protruding forward, and the inner wall of the first rotating part 42 is provided with two second limit blocks 44 protruding inward. The first limit block 81 extends into the interior of the first rotating part 42, and the first limit block 81 is arranged between the two second limit blocks 44.

[0027] As a preferred solution, the angle between the two second limiting blocks 44 is less than 180°.

[0028] As a preferred solution, the rear end of the limiting member 8 is provided with a mounting column 82, and the inner wall of the second rotating part 52 is provided with a mounting groove 54 adapted to the mounting column 82, and the limiting member 8 is clamped on the front end of the second rotating member 5 through the mounting column 82 and the mounting groove 54.

[0029] As a preferred solution, the lower end of the male connector 2 is provided with a first clamping block 21 protruding outward, the inner wall of the first mounting portion 41 is provided with a first clamping groove adapted to the first clamping block 21, the circumference of the male connector 2 is provided with a first positioning block 22 and a limiting groove 23, the first mounting portion 41 is provided with a first positioning groove 45 adapted to the first positioning block 22 and a third limiting block 46 adapted to the limiting groove 23, the male connector 2 is clamped to the upper end of the first rotating part 4 by the first clamping block 21 being clamped into the first clamping groove, the first positioning block 22 being matched with the first positioning groove 45, and the limiting groove 23 being matched with the third limiting block 46.

[0030] As a preferred solution, the rotating joint with a plug-in device also includes a mounting nut 9 and an elastic clamping ring 10 for fixing the mounting nut 9. The upper end of the first mounting portion 41 is provided with a receiving groove 47 adapted to the elastic clamping ring 10. The elastic clamping ring 10 is clamped in the receiving groove 47. The outer side wall of the elastic clamping ring 10 protrudes from the outer side surface of the first mounting portion 41. The inner wall of the mounting nut 9 is provided with a limiting groove adapted to the elastic clamping ring 10. The mounting nut 9 is fitted on the outer side of the connection between the male connector 2 and the first rotating part 4 through the limiting groove and the limiting clamping ring.

[0031] As a preferred solution, the female connector 3 is provided with a second clamping block 31 protruding outward, the inner wall of the second mounting portion 51 is provided with a second clamping groove adapted to the second clamping block 31, the female connector 3 is circumferentially provided with a second positioning block 32, the second mounting portion 51 is provided with a second positioning groove 55 adapted to the second positioning block 32, and the female connector 3 is installed on the lower end of the second rotating member 5 through the cooperation of the second clamping block 31 and the second clamping groove and the second positioning block 32 and the second positioning groove 55.

[0032] As a preferred solution, a plug 24 is provided at the upper end of the male connector 2, and the plug 24 extends out from the upper end surface of the first rotating part 4. The female connector 3 is axially provided with a slot 33 adapted to the plug 24. The female connector 3 and the second mounting portion 51 are both provided with a limiting slot 12 adapted to the third limiting block 46. The lower end of the second mounting portion 51 is provided with a thread 56 adapted to the mounting nut 9. A first terminal 25 is provided in the male connector 2, and a second terminal 34 is provided in the female connector 3. Through the cooperation of the plug 24 and the slot 33, the third limiting block 46 and the limiting slot 12, the mounting nut 9 and the thread 56, and the connection between the first terminal 25 and the second terminal 34, one end of the rotating joint with the plug-in device is electrically connected to the lamp body with the female connector 3, and the other end of the rotating joint with the plug-in device is electrically connected to the lamp holder with the male connector 2.

[0033] The beneficial effects of the present invention are: 1. The rotary joint has a simple structure and is easy to produce; 2. The rotary joint does not require wiring during installation and can be plugged in, which has high safety, and the assembly operation is simple, which is convenient for users to install and use; 3. Since it can be used by plugging in without wiring, it can be assembled without experienced installers, which can reduce the manufacturer's installation cost and thus reduce the production cost; 4. The rotary joint can be used as a separate module, which is convenient for consumers to assemble by hand for DIY, is convenient for consumers to use, and can better meet the DIY needs of consumers.

[0034] The above description is only a preferred embodiment of the present invention. Any slight modifications, equivalent changes and modifications made to the above embodiment according to the technical solution of the present invention are within the scope of the technical solution of the present invention.

Claims

1. A rotary joint with an electric plug-in device, characterized in that: The invention comprises an electrical plugging device, a wire and a rotating joint, wherein the electrical plugging device comprises a female connector and a male connector that can be plugged into the female connector, the rotating joint comprises a first rotating member and a second rotating member, the first rotating member and the second rotating member are rotatably connected, the male connector is mounted on the first rotating member, and the female connector is mounted on the second rotating member, the first rotating member and the second rotating member have cavities inside, and the male connector is electrically connected to the female connector after the wire passes through the cavity; The first rotating member includes a first mounting portion and a first rotating portion provided at the lower end of the first mounting portion, the second rotating member includes a second mounting portion and a second rotating portion provided at the upper end of the second mounting portion, the rear end of the first rotating portion is provided with a first clearance groove adapted to the second rotating portion, and the front end of the second rotating portion is provided with a second clearance groove adapted to the first rotating portion; The locking mechanism is configured to lock the locking nut and the locking nut so that the locking nut can be locked into the locking slit of the first pinion and the locking slit of the first pinion. The female connector is provided with a second clamping block protruding outward, the inner wall of the second mounting portion is provided with a second clamping groove adapted to the second clamping block, the female connector is circumferentially provided with a second positioning block, the second mounting portion is provided with a second positioning groove adapted to the second positioning block, and the female connector is mounted on the lower end of the second rotating member through the second clamping block and the second clamping groove and the second positioning block and the second positioning groove; The upper end of the male connector is provided with a plug, and the plug extends out of the upper end surface of the first rotating part. The female connector is axially provided with a slot adapted to the plug, and the female connector is provided with a limiting slot adapted to the third limiting block. The lower end of the second mounting portion is provided with a thread adapted to the mounting nut. A first terminal is provided in the male connector, and a second terminal is provided in the female connector. Through the cooperation of the plug and the slot, the third limiting block and the limiting slot, the mounting nut and the thread, and the connection between the first terminal and the second terminal, one end of the rotating joint with the plug-in device is electrically connected to other lamp bodies with female connectors, and the other end is electrically connected to other lamp heads with male connectors.

2. A rotary joint with an electric plug-in device according to claim 1, characterized in that: It also includes a fixing nut and a fixing bolt. The first rotating part and the second rotating part are both axially provided with through holes for the fixing bolt to pass through. The first rotating part is rotatably connected to the second rotating part through the first rotating part cooperating with the second makeshift groove, the second rotating part cooperating with the first makeshift groove, and the fixing bolt passing through the through hole and cooperating with the fixing nut.

3. A rotary joint with an electric plug-in device according to claim 2, characterized in that: The rotation angle of the first rotating member and the second rotating member is less than 180°.

4. A rotary joint with an electric plug-in device according to claim 3, characterized in that: The rotating joint also includes a limit member, which is arranged between the first rotating member and the second rotating member. The front end of the limit member is provided with a first limit block protruding forward, and the inner wall of the first rotating part is provided with two second limit blocks protruding inward. The first limit block extends into the interior of the first rotating part, and the first limit block is arranged between the two second limit blocks.

5. The rotary joint with an electric plug-in device according to claim 4, characterized in that: The angle formed between the two second limiting blocks is less than 180°.

6. The rotary joint with an electric plug-in device according to claim 4, characterized in that: The rear end of the limiting member is provided with a mounting post, the inner wall of the second rotating part is provided with a mounting groove adapted to the mounting post, and the limiting member is clamped on the front end of the second rotating member through the mounting post and the mounting groove.

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