Combined car lamp convenient to disassemble and capable of adjusting light irradiation angle
Through the structural design of the combined headlights, electrical connections and mechanical swing are used to achieve convenient disassembly of the headlights and adjustment of the lighting angle, solving the problems of inconvenient headlight replacement and single light delivery, and improving the convenience of use and lighting effect of the headlights.
Patent Information
- Application Number
- CN202510814100.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-06-18
- Publication Date
- 2025-09-19
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
Existing headlights are inconvenient to replace or disassemble, and the light projection angle is single, making it difficult to achieve flexible adjustment.
The light is conveniently disassembled and angle-adjusted by adopting a combined structure of a first fixing seat, a second fixing seat, a connecting plate, a flip box, a folding box, a first connecting rod and a second connecting rod through electrical connection and mechanical swing.
It realizes the convenient disassembly of the headlights and the flexible adjustment of the lighting angle, improves the breadth and brightness of the light projection, adapts to different headlight shapes and enhances the fixing effect.
Smart Images
Figure CN120667661A_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the technical field of automobile lamps, and in particular to a combined automobile lamp which is easy to disassemble and has an adjustable light irradiation angle. Background Art
[0002] Car lights are indispensable components in vehicles, providing lighting and signal prompts, and play a key role in ensuring driving safety and improving driving experience.
[0003] With the development of the industry, more and more headlights of different specifications have appeared, which has led to further improvements in headlights, including the ability to present different colors and strong penetration. However, with the emergence of headlights of different specifications, the light projection angle of the headlights is relatively single, and it is difficult to achieve convenience when the headlights need to be replaced or disassembled. Therefore, it is necessary to develop a car lamp with convenient disassembly and light angle adjustment. Summary of the Invention
[0004] In response to the technical deficiencies in the background art, the present invention proposes a combination headlight with easy disassembly and adjustable light angle, which solves the above technical problems and meets practical needs. The specific technical solution is as follows:
[0005] The folding box is provided between a first fixing seat and a second fixing seat, and the folding box is embedded in the first fixing seat. One end of the flip box adopts the first connecting rod to cross the first fixed seat, and the flip box is far away from the side of the first connecting rod and swings back and forth in one direction; at least two second connecting rods are provided, each of the second connecting rods vertically penetrates one end of the second fixed seat from top to bottom, and one end of the folding box is vertically fixed in the second fixed seat by the second connecting rod, and the folding box is away from the end of the second connecting rod and swings back and forth in a fan shape in one direction along the second connecting rod; the connecting plate is arranged in a receiving groove facing the side of the first fixed seat and the two second fixed seats, and one end of the first fixed seat and the two second fixed seats are respectively embedded in the receiving groove of the connecting plate, and an electrical wire tube is extended from the side of the connecting plate away from the first fixed seat and the two second fixed seats, and is electrically connected to an external power supply.
[0006] A first electrical contact plate is embedded in the horizontal plate of the first fixing seat, on a side away from the flip box, and the first electrical contact plate is in close electrical connection with an electrical conductive plate provided in the connecting plate; a first vertically arranged limit rod is provided on the outer side of the first electrical contact plate; a wiring contact plate is embedded in one of the two side plates of the first fixing seat, and a fixing hole is provided in the side plate of the first fixing seat, and the fixing hole is embedded in one end of the first connecting rod, and this end of the first connecting rod is in close electrical connection with the wiring contact plate.
[0007] The end of the first connecting rod that is in contact with the wiring contact plate is provided with a metal conductive sheet, and the metal conductive sheet of the first connecting rod is connected to a wire tube on the side away from the wiring contact plate, and the wire tube passes through the first connecting rod and extends to the other end of the first connecting rod; the first connecting rod is cylindrical, and a second electrical contact plate is embedded in the outer side of the first connecting rod, and the second electrical contact plate is in contact with one side of the first connecting rod and is linearly electrically connected to the wire tube in the first connecting rod; the end of the first connecting rod that is away from the wiring contact plate crosses the side plate of the first fixing seat, and an embedding groove is provided at this end of the first connecting rod, and a metal conductive sheet is embedded in the embedding groove of the first connecting rod; a sealing cover is filled in the embedding groove of the first connecting rod, the sealing cover.
[0008] The flip box is provided with a mounting groove on a side facing the first fixing seat, the first connecting rod is embedded in the mounting groove of the flip box, a packaging plate is provided in the mounting groove of the flip box, the packaging plate and the mounting groove of the flip box clamp and fix the first connecting rod; the flip box is provided with an opening at an end away from the first connecting rod, a diffuser is provided in the opening of the flip box, a first light source is provided on the inward side of the diffuser, the first light source is fixed to the outside of the first control unit, and they are electrically connected; the first control unit is fixed in the flip box, and a first rotating motor is provided on the side of the first control unit facing the first connecting rod, the first rotating motor uses a gear to pass through the flip box and engage with the outside of the first connecting rod.
[0009] The second electrical contact plates of the first connecting rod are provided at both ends, and the middle section of the first connecting rod is provided with teeth, and the first connecting rod is connected to the gear of the first rotating motor by the teeth; the surfaces of the second electrical contact plates on both sides of the first connecting rod are respectively in contact with a third electrical contact plate, and each of the third electrical contact plates is embedded in the flip box, and one side of each third electrical contact plate is extended into the flip box by a wire tube, and is linearly electrically connected to the first control unit.
[0010] Each second fixing seat is provided with a notch on a side away from the first fixing seat, and a second connecting rod is longitudinally provided in the second fixing seat and on a side facing the connecting plate; each second fixing seat is provided with a second limiting rod on a side facing the connecting plate, and a guide groove is provided in the groove of the second fixing seat and on two sides opposite to each other; one end of each folding box is fixed to the corresponding second fixing seat through the second connecting rod, and the folding box is provided with a convex strip on both sides facing a guide groove, and each convex strip is embedded in the corresponding guide groove; each limiting slot and each convex strip are arranged in an arc shape.
[0011] One end of each folding box is longitudinally fixed in the corresponding second fixing seat by a second connecting rod; a slot is provided at the end of each folding box away from the second connecting rod, and a light guide plate is embedded in the slot of the folding box, a second control unit is provided on the inward side of the light guide plate, a second rotating motor is provided on the side of the second control unit away from the light guide plate, the second rotating motor is provided with a gear facing outward, and the gear of the second rotating motor extends to the second connecting rod and engages with the outside of the second connecting rod.
[0012] The upper and lower ends of each second connecting rod and the outer side thereof are inlaid with a third electrical contact plate, and the middle section of the second connecting rod is provided with tooth patterns.
[0013] A clamping plate is provided above the connecting plate, and the clamping plate is longitudinally penetrated and engaged with the connecting plate by screws; the connecting plate and the clamping plate are combined into a slot setting, and one end of the first fixing seat and the two second fixing seats are respectively embedded in the slot; the conductive plate is embedded in the slot of the connecting plate and the clamping plate, and the conductive plate is provided with a plurality of fixing grooves on the side facing the first fixing seat and the two second fixing seats, and is respectively used to fix the first limit rod of the first fixing seat and the second limit rod of each second fixing seat; a plurality of wire tubes extending outward are traversed on the side of the connecting plate away from the conductive plate, and the plurality of wire tubes are linearly electrically connected to the external power supply.
[0014] The beneficial effects of the present invention are:
[0015] The present invention is installed in a lampshade of a car, and the connecting plate provides a fixing function and is fixed in the lampshade of the car light through the connecting plate. The first fixing seat and the second fixing seat are embedded in the notch of the connecting plate, wherein two second fixing seats are provided and are embedded on the left and right sides of the first fixing seat, and several first fixing seats can be arranged side by side between the two second fixing seats. This setting can make the light source projected by the present invention wider and enhance the brightness of the projected light. The second fixing seats and several first fixing seats on both sides are respectively placed on one side of the connecting plate, and are clamped and fixed by the connecting plate. During the clamping process, the connecting plate is connected to the external power supply and control system, and the external control instructions and power are transmitted to the several first fixing seats and the two second fixing seats through the connecting plate to start them.
[0016] Among them, the flip box in the first fixed seat swings up and down in a fan shape in one direction with the first connecting rod as the center; the folding box in each second fixed seat swings outward in a fan shape with the second connecting rod as the center. The above structure allows the light to be projected in different directions and the illumination angle to be adjusted. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 The diagram is a three-dimensional structural diagram of a combined vehicle lamp that is easy to disassemble and has adjustable lighting angle.
[0018] Figure 2 The diagram is a schematic diagram of the internal and swinging structure of the first fixing seat and the flip box of a combined vehicle lamp with easy disassembly and adjustable light irradiation angle.
[0019] Figure 3 The diagram is a three-dimensional structural diagram of the first fixing seat of a combination vehicle lamp with easy disassembly and adjustable light irradiation angle.
[0020] Figure 4 This is another schematic diagram of the internal structure of the first fixing seat of a combined vehicle lamp with easy disassembly and adjustable light irradiation angle.
[0021] Figure 5 The diagram shows the interior and swinging structure of the second fixing seat and folding box of a combined vehicle lamp with easy disassembly and adjustable light irradiation angle.
[0022] Figure 6 This is another schematic diagram of the internal structure of the second fixing seat of a combined vehicle lamp with easy disassembly and adjustable light irradiation angle.
[0023] Figure 7 The present invention is a schematic diagram of the three-dimensional structure of a connecting plate of a combined vehicle lamp with easy disassembly and adjustable light irradiation angle. DETAILED DESCRIPTION
[0024] The following describes the implementation of the present invention in conjunction with the accompanying drawings and relevant embodiments. The implementation of the present invention is not limited to the following embodiments, and the present invention relates to the relevant necessary components in this technical field, which should be regarded as the common knowledge in this technical field and can be known and mastered by technical personnel in this technical field.
[0025] like Figures 1 to 7As shown, a combination headlight with easy disassembly and light illumination angle adjustment includes: a first fixing seat 1, a second fixing seat 2, a connecting plate 3, a flip box 4, a folding box 5, a first connecting rod 6 and a second connecting rod 22, a second fixing seat is provided on both sides of the fixing seat 1, one side of the first fixing seat 1 is a notch, and the notch of the first fixing seat 1 is composed of a horizontal plate and two side plates, one edge of the two side plates of the first fixing seat 1 is respectively connected to the opposite side edges of the horizontal plate of the first fixing seat 1, one side of each second fixing seat 2 is tightly attached to one side plate of the first fixing seat 1, and the side of each second fixing seat 2 away from the first fixing seat 1 is a slotted setting, the flip box 4 is set between a horizontal plate and two side plates of the first fixing seat 1, and the folding box 5 is embedded in the second fixing seat 2; the first connecting rod 6 is horizontally transmitted between the two side plates of the first fixing seat 1, the flip box 4 is set between the horizontal plate and two side plates of the first fixing seat One end of the rotating box 4 adopts the first connecting rod 6 to cross the first fixed seat 1, and the flip box 4 is far away from the side of the first connecting rod 6 and swings back and forth in one direction; at least two second connecting rods 22 are provided, each second connecting rod 22 vertically penetrates one end of the second fixed seat 2 from top to bottom, and one end of the folding box 5 is vertically fixed in the second fixed seat 2 through the second connecting rod 22, and the folding box 5 is away from the end of the second connecting rod 22 and swings back and forth in a fan shape in one direction along the second connecting rod 22; the connecting plate 3 is arranged in a receiving groove facing one side of the first fixed seat 1 and the two second fixed seats 2, and one end of the first fixed seat 1 and the two second fixed seats 2 are respectively embedded in the receiving groove of the connecting plate 3, and an electrical wire tube is extended from the side of the connecting plate 3 away from the first fixed seat 1 and the two second fixed seats 2, and is electrically connected to an external power supply.
[0026] The present invention is installed in a lampshade of a car, and the connecting plate 3 provides a fixing function and is fixed in the lampshade of the car light through the connecting plate 3. The first fixing seat 1 and the second fixing seat 2 are embedded in the notch of the connecting plate 3, wherein two second fixing seats 2 are provided and embedded on the left and right sides of the first fixing seat 1, and several first fixing seats 1 can be arranged side by side between the two second fixing seats 2 at a time. This setting can make the light source projected by the present invention wider and enhance the brightness of the projected light. The second fixing seats 2 on both sides and several first fixing seats 1 are respectively placed on one side of the connecting plate 3, and are clamped and fixed by the connecting plate 3. During the clamping process, the connecting plate 3 is connected to the external power supply and control system, and the external control instructions and power are transmitted to the several first fixing seats 1 and the two second fixing seats 2 through the connecting plate 3 to start them.
[0027] The flip box 4 in the first fixing seat 1 swings up and down in a fan shape in one direction with the first connecting rod 6 as the center.
[0028] The folding box 5 in each second fixing seat 2 swings outward in a fan shape with the second connecting rod 22 as the center. With the above structure, the light can be projected in different directions to achieve the adjustment of the illumination angle.
[0029] After adopting the above structure, it needs to be further explained that the connecting plate 3 used in the present invention can be increased in length according to the shape of the car lampshade, so as to adapt to the lampshade and provide more space to increase the number of first fixing seats 1.
[0030] A first electrical contact plate 13 is embedded in the horizontal plate of the first fixing seat 1, on the side away from the flip box 4. The first electrical contact plate 13 is in close contact and electrically connected to an electrical conductive plate 31 provided in the connecting plate 3; a first vertically arranged limit rod 12 is provided on the outside of the first electrical contact plate 13; a wiring contact plate 14 is embedded in one of the two side plates of the first fixing seat 1, and a fixing hole is opened in the side plate of the first fixing seat 1, and the fixing hole is embedded in one end of the first connecting rod 6, and this end of the first connecting rod 6 is in close contact and electrically connected to the wiring contact plate 14.
[0031] The end of the first connecting rod 6 that is in contact with the wiring contact plate 14 is provided with a metal conductive sheet. The side of the metal conductive sheet of the first connecting rod 6 away from the wiring contact plate 14 is connected to a wire tube, and the wire tube passes through the first connecting rod 6 and extends to the other end of the first connecting rod 6; the first connecting rod 6 is cylindrical, and a second electrical contact plate 61 is embedded in the outer side of the first connecting rod 6. The second electrical contact plate 61 is in contact with one side of the first connecting rod 6 and is linearly electrically connected to the wire tube in the first connecting rod 6; the end of the first connecting rod 6 away from the wiring contact plate 14 crosses the side plate of the first fixing seat 1, and an embedding groove is provided at this end of the first connecting rod 6, and a metal conductive sheet is embedded in the embedding groove of the first connecting rod 6; a sealing cover 62 is filled in the embedding groove of the first connecting rod 6.
[0032] The flip box 4 is provided with a mounting groove on the side facing the first fixed seat 1, and the first connecting rod 6 is embedded in the mounting groove of the flip box 4, and a packaging plate 45 is provided in the mounting groove of the flip box 4, and the packaging plate 45 and the mounting groove of the flip box 4 clamp and fix the first connecting rod 6; the flip box 4 is provided with an opening at the end away from the first connecting rod 6, and a diffuser plate 41 is provided in the opening of the flip box 4, and a first light source 42 is provided on the inward side of the diffuser plate 41, and the first light source 42 is fixed to the outside of the first control unit 40, and they are electrically connected; the first control unit 40 is fixed in the flip box 4, and the first control unit 40 is provided with a first rotating motor 43 on the side facing the first connecting rod 6, and the first rotating motor 43 uses a gear to pass through the flip box 4 and engage with the outside of the first connecting rod 6.
[0033] The second electrical contact plates 61 of the first connecting rod 6 are provided at both ends, and the middle section of the first connecting rod 6 is provided with teeth, and the first connecting rod 6 is connected to the gears of the first rotating motor 43 by the teeth; the second electrical contact plates 61 are provided on the surfaces of the two sides of the first connecting rod 6, and are respectively in contact with a third electrical contact plate 44, each of the third electrical contact plates 44 is embedded in the flip box 4, and one side of each third electrical contact plate 44 is extended into the flip box 4 by a wire tube, and is linearly electrically connected to the first control unit 40.
[0034] Each second fixing seat 2 is provided with a notch on the side away from the first fixing seat 1, and a second connecting rod 22 is longitudinally provided in the second fixing seat 2 and on the side facing the connecting plate 3; each second fixing seat 2 is provided with a second limiting rod 21 on the side facing the connecting plate 3, and a guide groove 23 is provided in the groove of the second fixing seat 2 and on the upper and lower opposite sides respectively; one end of each folding box 5 is fixed to the corresponding second fixing seat 2 through the second connecting rod 22, and the folding box 5 is provided with a convex strip 51 on both sides of a guide groove 23, and each convex strip 51 is embedded in the corresponding guide groove 23; each limiting groove 23 and each convex strip 51 are arranged in an arc shape.
[0035] One end of each folding box 5 is longitudinally fixed in the corresponding second fixing seat 2 by a second connecting rod 22; one end of each folding box 5 away from the second connecting rod 22 is provided with a notch, and a light guide plate 52 is embedded in the notch of the folding box 5, and a second control unit 50 is provided on the inward side of the light guide plate 52, and a second rotating motor 53 is provided on the side of the second control unit 50 away from the light guide plate 52, and the second rotating motor 53 is provided with a gear facing outward, and the gear of the second rotating motor 53 extends to the second connecting rod 22 and engages with the outside of the second connecting rod 22.
[0036] Each second connecting rod 22 has third electrical contact plates 221 embedded at the upper and lower ends and on the outer side thereof. The middle section of the second connecting rod 22 is provided with tooth patterns.
[0037] A clamping plate 33 is provided above the connecting plate 3, and the clamping plate 33 is longitudinally penetrated and engaged with the connecting plate 3 by screws; the connecting plate 3 and the clamping plate 33 are combined into a slot setting, and one end of the first fixing seat 1 and the two second fixing seats 2 are respectively embedded in the slot; the conductive plate 31 is embedded in the slot of the connecting plate 3 and the clamping plate 33, and the conductive plate 31 is provided with a plurality of fixing grooves 32 on the side facing the first fixing seat 1 and the two second fixing seats 2, and is respectively used to fix the first limit rod 12 of the first fixing seat 1 and the second limit rod 21 of each second fixing seat 2; a plurality of outwardly extending wire tubes are traversed on the side of the connecting plate 3 away from the conductive plate 31, and the plurality of wire tubes are linearly electrically connected to the external power supply.
[0038] The above description is only a preferred embodiment of the present invention. It should be pointed out that ordinary technicians in this technical field can make several improvements and modifications without departing from the principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.
Claims
1. A combination vehicle lamp with easy disassembly and adjustable lighting angle, comprising: The first fixing seat, the second fixing seat, the connecting plate, the flip box, the folding box, the first connecting rod and the second connecting rod are characterized in that a second fixing seat is respectively provided on both sides of the fixing seat, one side of the first fixing seat is provided with a notch, and the notch of the first fixing seat is composed of a horizontal plate and two side plates, one edge of the two side plates of the first fixing seat is respectively connected to the opposite side edges of the horizontal plate of the first fixing seat, one side of each second fixing seat is tightly attached to one side plate of the first fixing seat, and the side of each second fixing seat away from the first fixing seat is grooved, the flip box is provided between a horizontal plate and the two side plates of the first fixing seat, and the folding box is embedded in the second fixing seat; The first connecting rod is transversely arranged between the two side plates of the first fixing seat. One end of the flip box is connected to the first fixing seat by the first connecting rod. The flip box is located at a side away from the first connecting rod and swings back and forth in one direction. At least two second connecting rods are provided, each of which passes vertically through one end of the second fixing seat from top to bottom, and one end of the folding box is vertically fixed in the second fixing seat through the second connecting rod. The folding box is away from the one end of the second connecting rod and swings back and forth in a fan shape along the second connecting rod in one direction; The connecting plate is arranged on one side facing the first fixing seat and the two second fixing seats, and is provided in the form of a receiving groove, and one end of the first fixing seat and the two second fixing seats are respectively embedded in the receiving groove of the connecting plate. An electrical wire tube extends from the side of the connecting plate away from the first fixing seat and the two second fixing seats, and is electrically connected to an external power supply.
2. The combination vehicle lamp with easy disassembly and adjustable light angle according to claim 1, characterized in that: A first electrical contact plate is embedded in the horizontal plate of the first fixing seat, on a side away from the flip box, and the first electrical contact plate is in close contact with and electrically connected to an electrical conductive plate provided in the connecting plate; A first limiting rod is vertically arranged on the outer side of the first electrical contact plate; A wiring contact plate is embedded in one of the two side panels of the first fixing seat. A fixing hole is opened in the side panel of the first fixing seat, and the fixing hole is embedded in one end of the first connecting rod. The end of the first connecting rod is in close contact with the wiring contact plate.
3. The combination vehicle lamp with easy disassembly and adjustable light angle according to claim 2, characterized in that: A metal conductive sheet is provided at one end of the first connecting rod that is in contact with the wiring contact plate. A wire tube is connected to the side of the metal conductive sheet of the first connecting rod that is away from the wiring contact plate. The wire tube passes through the first connecting rod and extends to the other end of the first connecting rod. The first connecting rod is cylindrical in shape, and a second electrical contact plate is embedded on the outer side of the first connecting rod. The second electrical contact plate is attached to one side of the first connecting rod and is linearly electrically connected to the wire tube inside the first connecting rod. One end of the first connecting rod away from the wiring contact plate crosses the side plate of the first fixing seat, and an embedding groove is formed at the end of the first connecting rod, and a metal conductive sheet is embedded in the embedding groove of the first connecting rod; A sealing cover is installed in the embedding groove of the first connecting rod.
4. The combination vehicle lamp with easy disassembly and adjustable lighting angle according to claim 1, characterized in that: The flip box is provided with a mounting groove on one side facing the first fixing seat, the first connecting rod is embedded in the mounting groove of the flip box, a packaging plate is provided in the mounting groove of the flip box, and the packaging plate and the mounting groove of the flip box clamp and fix the first connecting rod; An opening is provided at one end of the flip box away from the first connecting rod, a diffuser is provided in the opening of the flip box, a first light source is provided on an inward side of the diffuser, and the first light source is fixed to the outside of the first control unit and is electrically connected thereto; The first control unit is fixed in the flip box. A first rotating motor is provided on the side of the first control unit facing the first connecting rod. The first rotating motor passes through the flip box through a gear and is engaged with the outside of the first connecting rod.
5. The combination vehicle lamp with easy disassembly and adjustable light angle according to claim 4, characterized in that: The second electrical contact plates of the first connecting rod are provided at both ends, and the middle section of the first connecting rod is provided with teeth, and the first connecting rod is meshed with the gears of the first rotating motor through the teeth; The second electrical contact plate is provided on both sides of the first connecting rod, and is respectively in contact with a third electrical contact plate. Each of the third electrical contact plates is embedded in the flip box. One side of each of the third electrical contact plates is extended into the flip box by a wire tube and is linearly electrically connected to the first control unit.
6. The combination vehicle lamp with easy disassembly and adjustable light angle according to claim 1, characterized in that: Each second fixing seat is provided with a slot on a side away from the first fixing seat, and a second connecting rod is longitudinally provided in the second fixing seat and on a side facing the connecting plate; Each second fixing seat is provided with a second limiting rod on one side facing the connecting plate, and a guide groove is provided in the groove of the second fixing seat on two sides facing each other. One end of each folding box is fixed to the corresponding second fixing seat through the second connecting rod. The folding box is provided with a protrusion on both sides facing a guide groove, and each protrusion is embedded in the corresponding guide groove. Each of the limiting grooves and each of the convex strips are arranged in an arc shape.
7. The combination vehicle lamp with easy disassembly and adjustable lighting angle according to claim 1, characterized in that: One end of each folding box is longitudinally fixed in the corresponding second fixing seat by a second connecting rod; Each of the folding boxes is provided with a slot at one end away from the second connecting rod, and a light guide plate is embedded in the slot of the folding box. A second control unit is provided on the inward side of the light guide plate. A second rotating motor is provided on the side of the second control unit away from the light guide plate. The second rotating motor is provided with a gear facing outward, and the gear of the second rotating motor extends to the second connecting rod and engages with the outside of the second connecting rod.
8. The combination vehicle lamp with easy disassembly and adjustable lighting angle according to claim 1, characterized in that: The upper and lower ends of each second connecting rod and the outer side thereof are inlaid with a third electrical contact plate, and the middle section of the second connecting rod is provided with tooth patterns.
9. The combination vehicle lamp with easy disassembly and adjustable lighting angle according to claim 1, characterized in that: A clamping plate is provided above the connecting plate, and the clamping plate is longitudinally penetrated and engaged and fixed to the connecting plate by screws; The connecting plate and the clamping plate are combined to form a notch, and one end of the first fixing seat and the two second fixing seats are respectively embedded in the notch; The conductive plate is embedded in the slots of the connecting plate and the clamping plate. The conductive plate has a plurality of fixing grooves on one side facing the first fixing seat and the two second fixing seats, and is respectively used to fix the first limiting rod of the first fixing seat and the second limiting rod of each second fixing seat; A plurality of wire tubes extending outwards are traversed on a side of the connecting plate away from the conductive plate, and the plurality of wire tubes are electrically connected to an external power source in a linear manner.