Double-grounding track connecting device

Abstract

The utility model belongs to the technical field of track lamps, and particularly relates to a double-grounding track connecting device which comprises a grounding copper sheet, a junction box and track section bars, the junction box is provided with two power connection parts, the two power connection parts are respectively connected with the track section bars, one end of the grounding copper sheet is fixedly installed in the junction box, and the other end of the grounding copper sheet is fixedly installed in the junction box. The other end of the grounding copper sheet penetrates into the track profile and abuts against the track profile, penetrating holes are formed in the two ends of the grounding copper sheet, a screw is connected to the bottom of one side of the power connection part, a screw rod of the screw is in threaded connection with one penetrating hole, and double grounding insurance of the grounding copper sheet and the screw is achieved. The grounding effect is prevented from being affected by poor contact between the grounding copper sheet and the track profile.

Description

Technical Field

[0001] The utility model relates to the technical field of track lights, in particular to a double-grounded track connecting device. Background Art

[0002] Track lights are generally used as specific lamps in spaces that require focused lighting. They can flexibly adjust the lighting range. Their structure includes a guide rail that is pre-fixed on the top of the ceiling or wall, and a lamp connector installed on the guide rail. The two are easy to disassemble and install, which can greatly meet people's needs. Existing grounding springs for track lights usually elastically abut against the track to achieve a grounding effect, but this structure usually requires a high degree of elasticity retention of the grounding spring. If the elasticity of the grounding spring is weakened, it is easy to have poor contact with the track, affecting the grounding effect. Utility Model Content

[0003] The utility model aims to provide a double-grounded rail connection device, aiming to solve the technical problem in the prior art that the elasticity of the grounding spring is weakened and the grounding spring is easily in poor contact with the rail, thus affecting the grounding effect.

[0004] To achieve the above-mentioned purpose, an embodiment of the utility model provides a double-grounded track connection device, including a grounding copper sheet, a junction box and a track profile, the junction box is provided with two power connection parts, the two power connection parts are respectively connected to one of the track profiles, one end of the grounding copper sheet is fixedly installed in the junction box, and the other end of the grounding copper sheet is deeply inserted into the track profile and abuts against the track profile, both ends of the grounding copper sheet are provided with through holes, a screw is connected to the bottom of one side of the power connection part, and the screw rod of the screw is threadedly connected to one of the through holes.

[0005] Preferably, the grounding copper sheet is provided with a recessed portion, and the recessed portion abuts against the inner wall of the track profile.

[0006] Preferably, a mounting groove is provided at the bottom of the power connection part, the grounding copper sheet is installed in the mounting groove, a mounting seat is provided at a side of the mounting groove away from the junction box, and the screw thread passes through the mounting seat and is connected to one of the through-hole threads.

[0007] Preferably, the mounting groove is provided with a limiting groove at an end away from the power connection portion, for fixing one end of the grounding copper sheet.

[0008] Preferably, the limiting groove opens to an end away from the junction box.

[0009] Preferably, a wiring hole is provided at the bottom of the junction box.

[0010] Preferably, a plurality of mounting screw holes are provided at the bottom of the rail profile.

[0011] Preferably, power connection posts are provided on both inner side walls of the track profile, and power connection plates are extended toward the power connection posts on both sides of the power connection portion.

[0012] The above one or more technical solutions in the double-grounded rail connection device provided by the embodiment of the utility model have at least one of the following technical effects:

[0013] When in use, the two power connection parts of the junction box are respectively inserted into a track profile, wherein one side of the grounding copper sheet located at the bottom of the power connection part is perforated and fixed in the junction box. At this time, the grounding copper sheet located at the bottom of the power connection part abuts against the inner bottom of the track profile, and the screw thread is passed through the bottom of the power connection part and connected with the perforated thread on the side of the grounding copper sheet away from the junction box to fix the position of the grounding copper sheet, and then the screw is continuously rotated to finally make the bottom end of the screw abut against the inner bottom of the track profile, forming a double grounding insurance of the grounding copper sheet and the screw, thereby avoiding poor contact between the grounding copper sheet and the track profile and affecting the grounding effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A schematic diagram of the overall structure of a double-grounded rail connection device provided in an embodiment of the utility model;

[0015] Figure 2 A schematic diagram of the structure of the bottom of the junction box of the double-grounded track connection device provided by an embodiment of the utility model;

[0016] Figure 3 An exploded structural diagram of the mounting base of the double-grounded rail connection device provided in an embodiment of the utility model;

[0017] Figure 4 A schematic structural diagram of the power connection portion of a double-grounded track connection device provided in an embodiment of the utility model.

[0018] Among them, the reference numerals in the figure are:

[0019] 1- grounding copper sheet, 11- perforation, 12- recessed part, 2- junction box, 21- power connection part, 22- screw, 23- mounting slot, 231- mounting seat, 232- limit slot, 24- wiring hole, 3- track profile, 31- mounting screw hole, 32- power connection column, 33- power connection sheet. DETAILED DESCRIPTION

[0020] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the embodiments of the present invention, and should not be construed as limiting the present invention.

[0021] In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0022] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0023] In the embodiments of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific circumstances.

[0024] In one embodiment of the present invention, Figures 1 to 4 As shown, a double-grounded track connection device is provided, including a grounding copper sheet 1, a junction box 2 and a track profile 3, the junction box 2 is provided with two power connection parts 21, and the two power connection parts 21 are respectively connected to one of the track profiles 3, one end of the grounding copper sheet 1 is fixedly installed in the junction box 2, and the other end of the grounding copper sheet 1 penetrates into the track profile 3 and abuts against the track profile 3, both ends of the grounding copper sheet 1 are provided with through holes 11, and a screw 22 is connected to the bottom of one side of the power connection part 21, and the screw rod of the screw 22 is threadedly connected to one of the through holes 11.

[0025] Furthermore, the grounding copper sheet 1 is provided with a recessed portion 12, and the recessed portion 12 abuts against the inner wall of the track profile 3. Specifically, the two power connection portions 21 of the junction box 2 are respectively inserted into one track profile 3, wherein the perforation 11 on one side of the grounding copper sheet 1 located at the bottom of the power connection portion 21 is fixed to the inside of the junction box 2, at which time the bottom surface of the recessed portion 12 of the grounding copper sheet 1 elastically abuts against the track profile 3 to achieve grounding, the screw 22 is threaded through the bottom of the power connection portion 21, and is threadedly connected with the perforation 11 on the side of the grounding copper sheet 1 away from the junction box 2 to achieve the position fixing of the grounding copper sheet 1, and then the screw 22 is continuously rotated, and finally the bottom end of the screw 22 abuts against the bottom of the track profile 3, forming a double grounding insurance of the grounding copper sheet 1 and the screw 22.

[0026] Furthermore, a mounting groove 23 is provided at the bottom of the power connection part 21, and the grounding copper sheet 1 is installed in the mounting groove 23. The mounting groove 23 is provided with a mounting seat 231 on a side away from the junction box 2, and the screw 22 is threaded through the mounting seat 231 and is threadedly connected with one of the through holes 11. Specifically, the grounding copper sheet 1 is fixed in position through the mounting groove 23. When the grounding copper sheet 1 is fixed with the screw 22, the screw 22 is screwed into the mounting seat 231 and passes through the bottom of the mounting seat 231, and then is threadedly connected with the through hole 11 of the grounding copper sheet 1 to achieve a fixing effect.

[0027] Furthermore, the mounting groove 23 is provided with a limiting groove 232 at one end away from the power connection part 21, which is used to fix one end of the grounding copper sheet 1. Specifically, the two power connection parts 21 of the junction box 2 are respectively inserted into a track profile 3, wherein the grounding copper sheet 1 located at the bottom of the power connection part 21 is fixed to the junction box 2 through a perforation 11 on one side, and at this time, the bottom surface of the recessed part 12 of the grounding copper sheet 1 is elastically abutted against the track profile 3 to achieve grounding. By providing the limiting groove 232, the grounding copper sheet 1 can be fixed to the power connection part 21 more firmly, so as to avoid the screw 22 pushing the grounding copper sheet 1 when being screwed into the perforation 11, resulting in dislocation.

[0028] Furthermore, the limiting groove 232 opens to one end away from the junction box 2. Specifically, the two power connection parts 21 of the junction box 2 are respectively inserted into a track profile 3, wherein the grounding copper sheet 1 located at the bottom of the power connection part 21 is fixed to the junction box 2 through the perforation 11 on one side, and the bottom surface of the recessed part 12 of the grounding copper sheet 1 elastically abuts against the track profile 3 to achieve grounding, and at the same time, the grounding copper sheet 1 is deformed under pressure to extend toward the opening of the limiting groove 232, and the screw 22 passes through the mounting seat 231 and is threadedly connected to the perforation 11 located on one side of the limiting groove 232 to achieve the fixation of the grounding copper sheet 1, and then the screw 22 is continuously rotated, and finally the bottom end of the screw 22 abuts against the bottom of the track profile 3, forming a double grounding insurance of the grounding copper sheet 1 and the screw 22.

[0029] Furthermore, a wiring hole 24 is provided at the bottom of the junction box 2 .

[0030] Furthermore, a plurality of mounting screw holes 31 are provided at the bottom of the track profile 3. Specifically, the screw holes 31 are used to cooperate with screw rods to fix the track profile to the wall.

[0031] Furthermore, two inner side walls of the track profile 3 are provided with power connection posts 32 , and two sides of the power connection portion 21 are provided with power connection plates 33 extending toward the power connection posts 32 .

[0032] Working principle: When in use, the two power connection parts 21 of the junction box 2 are respectively inserted into a track profile 3, wherein the grounding copper sheet 1 located at the bottom of the power connection part 21 is fixed to the junction box 2 through the perforation 11 on one side. At this time, the grounding copper sheet 1 located at the bottom of the power connection part 21 abuts against the inner bottom of the track profile 3, and the screw 22 is threaded through the bottom of the power connection part 21 and is threadedly connected to the perforation 11 on the side of the grounding copper sheet 1 away from the junction box 2 to fix the position of the grounding copper sheet 1. Then, the screw 22 is continuously rotated to finally make the bottom end of the screw 22 abut against the inner bottom of the track profile 3, forming a double grounding insurance of the grounding copper sheet 1 and the screw 22, thereby avoiding poor contact between the grounding copper sheet 1 and the track profile 3 and affecting the grounding effect.

[0033] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. Double-grounded rail connection device, characterized in that: It includes a grounding copper sheet, a junction box and a track profile. The junction box is provided with two power connection parts, and the two power connection parts are respectively connected to one of the track profiles. One end of the grounding copper sheet is fixedly installed in the junction box, and the other end of the grounding copper sheet penetrates into the track profile and abuts against the track profile. Both ends of the grounding copper sheet are provided with through holes. A screw is connected to the bottom of one side of the power connection part, and the screw rod of the screw is threadedly connected to one of the through holes.

2. The double-grounded rail connection device according to claim 1, characterized in that: The grounding copper sheet is provided with a recessed portion, and the recessed portion abuts against the inner wall of the track profile.

3. The double-grounded rail connection device according to claim 1, characterized in that: A mounting groove is provided at the bottom of the power connection part, the grounding copper sheet is installed in the mounting groove, a mounting seat is provided at a side of the mounting groove away from the junction box, and the screw thread passes through the mounting seat and is connected with one of the through-hole threads.

4. The double-grounded rail connection device according to claim 3, characterized in that: The mounting slot is provided with a limiting slot at one end away from the power connection portion, for fixing one end of the grounding copper sheet.

5. The double-grounded rail connection device according to claim 4, characterized in that: The limiting groove opens to an end away from the junction box.

6. The double-grounded rail connection device according to claim 1, characterized in that: A wiring hole is arranged at the bottom of the junction box.

7. The double-grounded rail connection device according to claim 1, characterized in that: A plurality of mounting screw holes are arranged at the bottom of the track profile.

8. The double-grounded rail connection device according to claim 1, characterized in that: Power connection posts are arranged on the two inner side walls of the track profile, and power connection plates are extended toward the power connection posts on both sides of the power connection portion.

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