Connecting mechanism and connecting device for lamp trough and stand column

Abstract

The utility model discloses a connecting mechanism and a connecting device for a lamp trough and a stand column. The connecting mechanism comprises a connecting support and a connecting shaft. The connecting bracket comprises a bracket main body, an elastic piece and a sleeve; the support body is provided with an assembly hole, a baffle ring is arranged on the hole wall of the assembly hole, the sleeve and the assembly hole are coaxially arranged, and the elastic piece is installed in the sleeve. The first end of the connecting shaft is provided with an assembling structure, and the second end of the connecting shaft is detachably provided with a stopping piece. The second end of the connecting shaft penetrates through the baffle ring and extends into the sleeve, the second end of the connecting shaft is connected with the elastic piece, the stop piece is in clearance fit with the sleeve, the elastic piece abuts against the connecting shaft, so that the assembling structure abuts against the interior of the mounting groove of the stand column, the connecting shaft is prevented from transversely moving or shaking, the assembling clearance is reduced, and the assembling efficiency is improved. And the stability of connection between the lamp trough and the stand column is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of lamps, in particular to a connecting mechanism and a connecting device for a lamp slot and a column. Background Art

[0002] The column lamp is in an L shape or a door shape, and the lamp slot is supported by one column or two columns. The lamp slot is provided with a lamp board, a light guide plate, etc. to realize light emission.

[0003] In the prior art, the upper end of the lamp slot and the column are connected by a pin shaft. An installation hole is arranged inside the upper end of the column. One end of the pin shaft is connected in the installation hole, and the other end of the pin shaft is connected to the end plate of the lamp slot. In order to prevent the pin shaft from separating from the column, a limit pin is also installed on the column to limit the lateral movement of the pin shaft. However, in order to meet the installation requirements, a certain gap is required between the limit pin and the limit slot of the pin shaft to prevent the limit pin from not being able to fit into the limit slot. During use, due to the existence of the above gap, the pin shaft still has a lateral shaking situation, and a gap will appear between the upper end of the lamp slot and the column, which is easy to accumulate dust and also affects the beauty of the product. When moving the lamp, the lamp slot and the column will also collide and make abnormal noises, affecting the user experience. Summary of the Utility Model

[0004] The purpose of the utility model is to overcome the deficiencies of the prior art, and provide a connecting mechanism and a connecting device for a lamp slot and a column. The connecting bracket is connected to the lamp slot, the connecting shaft is connected between the connecting bracket and the column, and the connecting shaft is pushed by an elastic member, so that the assembly structure of the connecting shaft closely abuts against the installation slot of the column, avoiding the lateral movement or shaking of the connecting shaft, reducing the assembly gap, and improving the connection stability between the lamp slot and the column.

[0005] The technical solution of the utility model provides a connecting mechanism for connecting a lamp slot and a column. The connecting mechanism includes a connecting bracket for connecting with the lamp slot and a connecting shaft for connecting with the column;

[0006] The connecting bracket includes a bracket main body for being assembled at one end of the lamp slot, an elastic member for tightly pressing the connecting shaft, and a sleeve for installing the elastic member;

[0007] The bracket main body has an assembly hole for the connecting shaft to pass through. A retaining ring is arranged on the hole wall of the assembly hole. The sleeve is coaxially arranged with the assembly hole, and the elastic member is installed in the sleeve;

[0008] The first end of the connecting shaft is provided with an assembly structure for being installed in the installation slot of the column, and a stop member that can be blocked by the retaining ring is detachably installed at the second end of the connecting shaft;

[0009] The second end of the connecting shaft passes through the retaining ring and extends into the sleeve. The second end of the connecting shaft is in contact with the elastic member, and the stop member is in clearance fit with the sleeve.

[0010] In one alternative technical solution, a first assembly groove is formed inside the retaining ring in the assembly hole, and one end of the sleeve is connected in the first assembly groove.

[0011] In one alternative technical solution, a second assembly groove for accommodating the assembly structure is formed outside the retaining ring in the assembly hole.

[0012] In one alternative technical solution, the sleeve is provided with an external thread, and the inner surface of the groove wall of the first assembly groove is provided with an internal thread. The sleeve is threadedly connected to the groove wall of the first assembly groove.

[0013] In one alternative technical solution, the connecting mechanism further includes a limiting member for cooperating with the assembly structure;

[0014] The assembly structure is provided with a limiting groove or a limiting hole for cooperating with the limiting member.

[0015] In one alternative technical solution, the assembly structure is a connecting disc, and the limiting groove or the limiting hole is provided on the circumferential surface of the connecting disc.

[0016] In one alternative technical solution, the limiting groove is arranged in a circle around the circumferential surface of the connecting disc.

[0017] In one alternative technical solution, clamping buckles for clamping with the groove wall of the lamp slot are respectively provided on opposite sides of the bracket main body.

[0018] In one alternative technical solution, a plug-in board for plugging into the lamp slot is connected to the top surface of the bracket main body.

[0019] The technical solution of the present utility model further provides a connecting device for a lamp slot and a column, including a lamp slot, a column, and the connecting mechanism according to any one of the foregoing technical solutions;

[0020] An installation groove is provided inside the upper end of the column, and an installation hole communicating with the installation groove is provided on the top surface of the column;

[0021] The connecting bracket is connected to the lamp slot, and the bracket main body is at one end of the lamp slot;

[0022] The assembly structure is assembled in the installation groove, and the bracket main body is in contact with the column.

[0023] Adopting the above technical solutions, the following beneficial effects are achieved:

[0024] The connecting mechanism and the connecting device for a lamp slot and a column provided by the present utility model include a connecting bracket for connecting with the lamp slot and a connecting shaft for connecting with the column. By connecting the connecting bracket with the lamp slot, the connecting shaft is connected between the connecting bracket and the column, and the connecting shaft is pressed by an elastic member, so that the assembly structure of the connecting shaft closely abuts against the installation slot of the column, avoiding lateral movement or shaking of the connecting shaft, reducing the assembly gap, and improving the stability of the connection between the lamp slot and the column. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Referring to the drawings, the disclosure of the present utility model will become more understandable. It should be understood that these drawings are only for illustrative purposes and are not intended to limit the scope of protection of the present utility model. In the drawings:

[0026] Figure 1 is a perspective view of the connecting mechanism provided by an embodiment of the present utility model from one perspective;

[0027] Figure 2 is Figure 1 a cross-sectional view of the connecting mechanism shown;

[0028] Figure 3 is a perspective view of the connecting mechanism provided by an embodiment of the present utility model from another perspective;

[0029] Figure 4 is an exploded view of the connecting mechanism provided by an embodiment of the present utility model;

[0030] Figure 5 is a perspective view of the connecting bracket;

[0031] Figure 6 is a perspective view of the connecting shaft;

[0032] Figure 7 is a perspective view of the connecting device for a lamp slot and a column provided by an embodiment of the present utility model, wherein only a part of the lamp slot and the column is shown;

[0033] Figure 8 is an exploded view of the connecting device for a lamp slot and a column provided by an embodiment of the present utility model, wherein only a part of the lamp slot and the column is shown;

[0034] Figure 9 is a perspective view of the upper end part of the column;

[0035] Figure 10 is a perspective view of the lamp slot, wherein only a part of the lamp slot is shown;

[0036] Figure 11 is a cross-sectional view of the connecting device for a lamp slot and a column provided by an embodiment of the present utility model along the connecting shaft. Detailed implementation mode

[0037] The following will further illustrate the detailed implementation mode of the present utility model in conjunction with the attached drawings. The same parts are denoted by the same reference numerals. It should be noted that the terms "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to the directions in the attached drawings, and the terms "inner" and "outer" respectively refer to the directions towards or away from the geometric center of a specific component.

[0038] As Figures 1-4 And in combination with Figures 7-9 As shown, a connecting mechanism provided by an embodiment of the present utility model is used to connect the lamp slot 4 and the column 5. The connecting mechanism includes a connecting bracket 1 for connecting with the lamp slot 4 and a connecting shaft 2 for connecting with the column 5.

[0039] The connecting bracket 1 includes a bracket main body 11 for being assembled at one end of the lamp slot 4, an elastic member 14 for tightly pressing the connecting shaft 2, and a sleeve 15 for installing the elastic member 14.

[0040] The bracket main body 11 has an assembly hole 111 for the connecting shaft 2 to pass through. A retaining ring 112 is provided on the hole wall of the assembly hole 111. The sleeve 15 is coaxially arranged with the assembly hole 111, and the elastic member 14 is installed in the sleeve 15.

[0041] The first end of the connecting shaft 2 is provided with an assembly structure 21 for being installed in the installation groove 51 of the column 5, and a stop member 22 that can be blocked by the retaining ring 112 is detachably installed at the second end of the connecting shaft 2.

[0042] The second end of the connecting shaft 2 passes through the retaining ring 112 and extends into the sleeve 15. The second end of the connecting shaft 2 is in contact with the elastic member 14, and the stop member 22 has a clearance fit with the sleeve 15.

[0043] The connecting mechanism provided by the present utility model is a part of a column lamp, and it includes a connecting bracket 1 and a connecting shaft 2. The connecting bracket 1 is used to connect with the lamp slot 4, and the connecting bracket 1 can be connected with the groove wall 41 and / or the top plate 42 of the lamp slot 4 by means of a buckle, a pin, etc.

[0044] The connecting bracket 1 includes a bracket main body 11, an elastic member 14 and a sleeve 15. The bracket main body 11 is in a block shape, and it can be connected with the lamp slot 4 by means of a buckle, a pin, etc. After assembly, the bracket main body 11 is assembled at one end of the lamp slot 4 and covers the opening at one end of the lamp slot 4. The bracket main body 11 is used as an end cover of the lamp slot 4. The bracket main body 11 has an assembly hole 111 that penetrates the front and rear surfaces of the bracket main body 11. A retaining ring 112 is provided in the assembly hole 111, and the retaining ring 112 is integrally connected with the hole wall of the assembly hole 111. The sleeve 15 is coaxially arranged with the assembly hole 111, and the sleeve 15 is located inside the retaining ring 112. The elastic member 14 is installed in the sleeve 15, and the elastic member 14 can be a spring or a spring sheet.

[0045] The connecting shaft 2 is used to connect with the column 5, and a first end thereof is provided with an assembly structure 21. The assembly structure 21 can be a transfer ring, an assembly block, etc., and the assembly structure 21 is installed in the installation groove 51 of the column 5.

[0046] The second end of the connecting shaft 2 is provided with a stopper 22, which is detachably connected to the second end of the connecting shaft 2, for example, by threaded connection, snap connection or pin connection. The stopper 22 may be a retaining ring, a nut, a stopper pin, etc. The radius or length of the stopper 22 is greater than the inner diameter of the retaining ring 112, so that the stopper 22 can be stopped by the retaining ring 112. During assembly, the stopper 22 is first removed from the second end of the connecting shaft 2, and after the second end of the connecting shaft 2 passes through the retaining ring 112, the stopper 22 is then installed on the second end of the connecting shaft 2.

[0047] The radius or length of the stopper 22 is smaller than the radius of the sleeve 15 , and the stopper 22 can enter the sleeve 15 and move in the sleeve 15 .

[0048] When connecting the lamp trough 4 and the column 5, first assemble the connecting shaft 2 and the connecting bracket 1 into a module, the second end of the connecting shaft 2 passes through the retaining ring 112 and extends into the sleeve 15, the stopper 22 and the sleeve 15 are in clearance fit, and the elastic member 14 presses the connecting shaft 2. Then connect the bracket body 11 with the lamp trough 4, and then press the assembly structure 21 by hand to compress the elastic member 14, so that the connecting shaft 2 moves toward the sleeve 15, align the assembly structure 21 with the mounting groove 51 on the inner side of the column 5, and then release the assembly structure 21. Under the action of the elastic member 14, the connecting shaft 2 moves toward the side of the column 5, and the assembly structure 21 enters the mounting groove 51, completing the connection between the lamp trough 4 and the column 5.

[0049] As required, limiting pins or the like may be provided on the groove wall of the installation groove 51 to limit the assembly structure 21 , so as to prevent the assembly structure 21 from being separated from the installation groove 51 .

[0050] As needed, the notch of the mounting groove 51 can be set to be in a straight line shape, and the assembly structure 21 is connected to the connecting shaft 2 in a T shape. The connecting shaft 2 is first rotated by a certain angle so that the assembly structure 21 enters the mounting groove 51 through the straight line notch, and then the connecting shaft 2 is rotated so that the assembly structure 21 is perpendicular to the straight line notch, thereby preventing the assembly structure 21 from detaching from the mounting groove 51.

[0051] After the connection is completed, the elastic member 14 presses against the connecting shaft 2, so that the assembly structure 21 of the connecting shaft 2 is close to the installation groove 51 of the column 5, preventing the connecting shaft 2 from moving or shaking horizontally, reducing the assembly gap, and improving the stability of the connection between the lamp trough 4 and the column 5.

[0052] In one embodiment, if Figures 2-3 and Figure 5As shown, a first assembly groove 113 is formed inside the retaining ring 112 in the assembly hole 111. One end of the sleeve 15 is connected in the first assembly groove 113, which improves the assembly stability of the sleeve 15 and the support body 11. After the second end of the connecting shaft 2 passes through the retaining ring 112, it immediately enters the sleeve 15, which helps the connecting shaft 2 to smoothly enter the sleeve 15.

[0053] In one embodiment, as Figure 2 and Figure 4 shown, a second assembly groove 114 for accommodating the assembly structure 21 is formed outside the retaining ring 112 in the assembly hole 111. When connecting the connecting shaft 2 and the column 5, first press the assembly structure 21 and receive the assembly structure 21 in the second assembly groove 114 to reduce the axial space or axial clearance required during installation.

[0054] In one embodiment, the sleeve 15 is provided with an external thread, and the inner surface of the groove wall 41 of the first assembly groove 113 is provided with an internal thread. The sleeve 15 and the groove wall 41 of the first assembly groove 113 are connected by threads, which is convenient for assembly and disassembly.

[0055] In one embodiment, as Figures 1-2 and Figure 4 shown, the connecting mechanism further includes a limiting member 3 for cooperating with the assembly structure 21. The assembly structure 21 is provided with a limiting groove 212 or a limiting hole for cooperating with the limiting member 3.

[0056] In this embodiment, the connecting mechanism is further configured with a limiting member 3, which can be a limiting pin. The assembly structure 21 is provided with a limiting groove 212 or a limiting hole for the limiting member 3 to be inserted and cooperate.

[0057] The top surface of the column 5 is provided with an installation hole 52 communicating with the installation groove 51. After the assembly structure 21 is installed in the installation groove 51, the limiting member 3 is installed downward from the top, so that the lower end of the limiting member 3 is inserted into the limiting groove 212 or the limiting hole to prevent the assembly structure 21 from detaching from the installation groove 51.

[0058] In one embodiment, as Figures 1-2 and Figure 4 shown, the assembly structure 21 is a connecting disc 211, and the limiting groove 212 or the limiting hole is provided on the circumferential surface of the connecting disc 211.

[0059] In this embodiment, the assembly structure 21 adopts a connecting disc 211, which is coaxially arranged with the connecting shaft 2 for convenient structural design. The radius of the connecting disc 211 is larger than the radius of the connecting shaft 2 to improve the structural strength. The limiting groove 212 or the limiting hole is provided on the circumferential surface of the connecting disc 211, which can reduce the distance from the top surface of the column 5, thereby reducing the length of the limiting member 3. The cross section of the installation groove 51 is circular to match the connecting disc 211.

[0060] Preferably, the assembly structure 21 and the connecting shaft 2 are integrally formed.

[0061] In one embodiment, as Figure 6 shown, the limiting groove 212 is arranged in a circle around the circumferential surface of the connecting disc 211.

[0062] In this embodiment, the limiting groove 212 is an annular groove provided on the circumferential surface of the connecting disc 211. During assembly, regardless of the rotation angle or position of the connecting disc 211, the limiting member 3 can always be inserted into the annular limiting groove 212.

[0063] In one embodiment, as Figure 1 , Figures 3-5 , Figures 7-8 and Figure 10 shown, on opposite sides of the bracket main body 11, there are respectively provided catches 12 for snap-connecting with the groove wall 41 of the lamp slot 4, facilitating snap-connection with the lamp slot 4 and disassembling and replacing parts.

[0064] Specifically, on the left and right sides of the bracket main body 11, there is respectively provided a catch 12, and the catch 12 extends towards the side of the lamp slot 4. The catch 12 can be integrally provided with the bracket main body 11. The outer surface of the catch 12 has a convex portion. On the groove wall 41, there is provided a catch hole 411. The catch 12 is located inside the groove wall 41, and the convex portion of the catch 12 is snapped into the catch hole 411 from the inside out.

[0065] In one embodiment, as Figure 1 , Figures 3-5 , Figures 7-8 and Figures 10-11 shown, the top surface of the bracket main body 11 is connected with a plug-in board 13 for plugging into the lamp slot 4, further enhancing the connection stability between the bracket main body 11 and the lamp slot 4.

[0066] The plug-in board 13 can be integrally provided with the bracket main body 11 and extends towards the side of the lamp slot 4.

[0067] Specifically, at the end of the top plate 42 of the lamp slot 4, there is provided a notch 421 for installing parts in the lamp slot 4. The upper end of the groove wall 41 is higher than the top plate 42, and at the position where the groove wall 41 is higher than the top plate 42, there is provided a card slot 412. The two side edges of the plug-in board 13 are snapped into the card slot 412, and the plug-in board 13 covers the notch 421, which can prevent dust and the like from entering the lamp slot 4.

[0068] As Figures 7-11 shown, a connecting device for a lamp slot and a column provided by an embodiment of the present utility model includes a lamp slot 4, a column 5, and the connecting mechanism described in any one of the foregoing embodiments.

[0069] An installation groove 51 is provided inside the upper end of the column 5, and an installation hole 52 communicating with the installation groove 51 is provided on the top surface of the column 5.

[0070] The connecting bracket 1 is connected to the lamp slot 4, and the bracket body 11 is at one end of the lamp slot 4.

[0071] The assembly structure 21 is assembled in the installation groove 51, and the bracket body 11 is in contact with the column 5.

[0072] The connecting device for the lamp slot and the column provided by the present utility model includes a lamp slot 4, a column 5 and a connecting mechanism.

[0073] A lamp board 43 is installed in the lamp slot 4, and a light guide plate is installed at the bottom slot opening of the lamp slot 4. An installation groove 51 is provided inside the upper end of the column 5, and an installation hole 52 communicating with the installation groove 51 may be provided on the top surface of the column 5.

[0074] The connecting shaft 2 of the connecting mechanism is pre-assembled with the connecting bracket 1 to connect the bracket body 11 with the lamp slot 4. Then, the assembly structure 21 is pressed by hand to compress the elastic member 14, so that the connecting shaft 2 moves towards the inside of the sleeve 15. After aligning the assembly structure 21 with the installation groove 51 of the column 5, the assembly structure 21 is released. Under the action of the elastic member 14, the connecting shaft 2 moves towards the column 5 side, and the assembly structure 21 enters the installation groove 51 to complete the connection between the lamp slot 4 and the column 5. The elastic member 14 presses against the connecting shaft 2, so that the assembly structure 21 of the connecting shaft 2 closely abuts in the installation groove 51 of the column 5, avoiding the lateral movement or shaking of the connecting shaft 2, reducing the assembly gap, and improving the connection stability between the lamp slot 4 and the column 5.

[0075] According to needs, the above technical solutions can be combined to achieve the best technical effect.

[0076] The above are only the principles and preferred embodiments of the present utility model. It should be noted that for those of ordinary skill in the art, based on the principles of the present utility model, several other variations can also be made, which should also be regarded as the protection scope of the present utility model.

Claims

1. A connecting mechanism for connecting a lamp trough and a column, characterized in that: The connecting mechanism includes a connecting bracket for connecting with the lamp trough and a connecting shaft for connecting with the column; The connecting bracket includes a bracket body for being assembled at one end of the lamp slot, an elastic member for tightening the connecting shaft, and a sleeve for installing the elastic member; The bracket body has an assembly hole for the connecting shaft to pass through, a retaining ring is provided on the hole wall of the assembly hole, the sleeve is coaxially arranged with the assembly hole, and the elastic member is installed in the sleeve; The first end of the connecting shaft is provided with an assembly structure for being installed in the installation groove of the column, and the second end of the connecting shaft is detachably provided with a stopper capable of being stopped by the stop ring; The second end of the connecting shaft passes through the retaining ring and extends into the sleeve. The second end of the connecting shaft is connected to the elastic member, and the stop member is in clearance fit with the sleeve.

2. The connection mechanism according to claim 1, characterized in that: A first assembly groove is formed in the assembly hole at the inner side of the retaining ring, and one end of the sleeve is connected to the first assembly groove.

3. The connection mechanism according to claim 1, characterized in that: A second assembly groove for accommodating the assembly structure is formed in the assembly hole on the outer side of the retaining ring.

4. The connection mechanism according to claim 2, characterized in that: The sleeve is provided with an external thread, the inner surface of the groove wall of the first assembly groove is provided with an internal thread, and the sleeve is connected to the groove wall of the first assembly groove through threads.

5. The connection mechanism according to claim 1, characterized in that: The connecting mechanism also includes a limiting member for cooperating with the assembly structure; The assembly structure is provided with a limiting groove or a limiting hole for cooperating with the limiting member.

6. The connection mechanism according to claim 5, characterized in that: The assembly structure is a connecting disc, and the limiting groove or the limiting hole is arranged on the circumferential surface of the connecting disc.

7. The connection mechanism according to claim 6, characterized in that: The limiting grooves are arranged around the circumferential surface of the connecting disc.

8. The connection mechanism according to claim 1, characterized in that: Buckles for clamping with the groove wall of the lamp groove are respectively arranged on opposite sides of the bracket body.

9. The connection mechanism according to claim 1, characterized in that: The top surface of the bracket body is connected with a plug-in board for plugging with the lamp trough.

10. A connection device between a lamp trough and a column, characterized in that: It comprises a lamp trough, a column and a connecting mechanism as claimed in any one of claims 1 to 9; The inner side of the upper end of the column is provided with the mounting groove, and the top surface of the column is provided with a mounting hole connected with the mounting groove; The connecting bracket is connected to the lamp trough, and the bracket body is located at one end of the lamp trough; The assembly structure is assembled in the installation groove, and the bracket body is fitted with the column.

Images