CN109323165B

CN109323165B - Clamping structure and lamp

Info

Publication number: CN109323165B
Application number: CN201811105512.9A
Authority: CN
Inventors: 张自平; 徐正旺; 洪满堂
Original assignee: Aupu Home Style Corp Ltd
Current assignee: Aupu Home Style Corp Ltd
Priority date: 2018-09-21
Filing date: 2018-09-21
Publication date: 2020-12-11
Anticipated expiration: 2038-09-21
Also published as: CN109323165A

Abstract

The invention discloses a clamping structure and a lamp, belongs to the technical field of machinery, and aims to overcome the defect that the conventional clamping structure is easy to damage. The clamping structure comprises a clamping seat and a clamping ring, the clamping seat is provided with a cylindrical inner cavity, a clamping cavity is formed in the inner side wall of the clamping seat, an inlet is formed in the clamping cavity, a clamping portion is formed in the clamping cavity and provided with a clamping inclined surface, a clamping groove and a clamping releasing inclined surface, a clamping column is arranged on the clamping ring and can enter the clamping cavity from the inlet and be clamped into the clamping groove, a return component is arranged in the clamping seat, and the return component provides a return force for the clamping column to return to the inlet of the clamping cavity. The clamping structure provided by the invention is convenient to disassemble and assemble, is difficult to damage after repeated disassembly and assembly, is convenient to replace lamps when being applied to the lamps, timely updates damaged or outdated lamps, does not need secondary punching, and reduces the damage to a wall body.

Description

Clamping structure and lamp

Technical Field

The invention belongs to the technical field of machinery, and relates to a clamping structure and a lamp.

Background

At present, the common practice for mounting and fixing the household lamp is to punch a hole on a mounting surface, and to match an expansion screw, to fixedly mount a lamp bottom plate on the mounting surface (on a ceiling or a wall surface), or to mount the lamp by hanging a suspension wire through the punched hole and matching the expansion screw. In a word, the installation of current lamps and lanterns needs professional installer, through secondary drilling, spends higher manpower and materials, just can accomplish. On one hand, secondary dust pollution is caused to a newly decorated house, and meanwhile, the surface of a new lamp is clean and tidy, and on the other hand, secondary hole matching has high installation difficulty and poor operating handle control performance of installation personnel, so that hidden dangers of lamp installation are avoided, and especially, the hidden dangers exist on the firm stability of a large-scale extra-heavy lamp; more importantly, with the change of lamp types, the individual requirements of consumers on good lamp love are increasing day by day, the lamp is not easy to replace due to the installation mode of the conventional lamp, and the aged lamp has to be continuously used.

If adopt the joint structure to carry out demountable installation to lamps and lanterns, conventional joint structure is difficult to satisfy frequent dismouting, and the joint structure is destroyed easily.

Disclosure of Invention

The invention provides a clamping structure aiming at the problems in the prior art and aims to overcome the defect that the conventional clamping structure is easy to damage.

The invention is realized by the following steps:

the utility model provides a clamping structure, its characterized in that, includes cassette and rand, the cassette has cylindrical inner chamber, the card chamber has on the cassette inside wall, the card chamber has the entry, the card intracavity has joint portion, joint portion has card income inclined plane, draw-in groove and the inclined plane of unfreezing, the card post has on the cassette, the card post can get into the card chamber and go into the draw-in groove from the entry, set up return assembly in the cassette, return assembly provides the return force of getting back to the entry in card chamber for the card post. The neck is inclined with an opening offset from the inlet.

Preferably, the return assembly comprises a pressure spring and a torsion spring, one end of the pressure spring acts on the clamping seat, the other end of the pressure spring acts on the clamping seat, one end of the torsion spring acts on the clamping seat, and the other end of the torsion spring is circumferentially fixed relative to the clamping seat. The force of the compression spring may act directly on the collar or indirectly on the collar (i.e. via other means the spring force is transmitted to the collar in order to provide a return force to the collar tending to return the post to the inlet). Alternatively, the return assembly may be a spring, which acts as both a compression spring and a torsion spring.

Preferably, the clamping structure comprises a plug, the clamping ring is clamped on the plug and can rotate relative to the plug, the plug is circumferentially fixed relative to the clamping seat, one end of the torsion spring is fixed on the clamping ring, and the other end of the torsion spring is fixed on the plug. The plug is convenient for installing the torsion spring and each part of the lamp end, so that the disassembled lamp cannot be scattered.

Preferably, the clamping structure comprises a circuit board, the two end faces of the circuit board are respectively provided with a wiring terminal and a connecting terminal, the wiring terminal is embedded into the bottom wall of the clamping seat, the wiring terminal is circumferentially fixed relative to the clamping seat and can axially move, and the connecting terminal is embedded into the bottom wall of the counter plug.

Preferably, the circuit board comprises a base end circuit board and a lamp end circuit board, the wiring terminal is located on the base end circuit board, the connecting terminal is located on the lamp end circuit board, and the base end circuit board and the lamp end circuit board are detachably and fixedly connected. Alternatively, the circuit board may be a unitary circuit board.

Preferably, the card holder is provided with 2-3 groups of card cavities, and the number of the card columns is the same as that of the card cavities. Usually 2 sets of snaps are required to make a more stable connection, and usually 3 sets of rotations are appropriate.

Preferably, the inlet is in a flaring shape with a large outer part and a small inner part. This facilitates the entry of the card stud into the card cavity from the entrance.

A lamp comprises the clamping structure and is characterized by comprising a junction box, a fixing plate and a lamp holder, wherein the fixing plate is fixed on the junction box through a screw, the clamping seat is fixed on the fixing plate, and the lamp holder is fixed on the plug. The corresponding junction box is usually pre-buried when the building construction is carried out, so that the installation of the lamp can be completed only by simply operating an operator by using a screwdriver without punching, the installation difficulty of the lamp is reduced, the installation mode is easy to popularize, and the uniformity and the universality of installation and construction in the lamp industry are facilitated.

The clamping structure provided by the invention is convenient to disassemble and assemble, is difficult to damage after repeated disassembly and assembly, is convenient to replace lamps when being applied to the lamps, can avoid tools to update damaged lamps or outdated lamps in time, does not need secondary punching, and reduces the damage to a wall body.

Drawings

Fig. 1 is an exploded view of the lamp according to the present invention.

Fig. 2 is a schematic view of an explosion structure of the lamp according to another angle.

FIG. 3 is a schematic top view of a lamp according to the present invention.

Fig. 4 is a schematic sectional view taken along the line a-a in fig. 3.

Fig. 5 is an enlarged view of a portion B in fig. 4.

Fig. 6 is a schematic structural diagram of the card socket.

Fig. 7 is an enlarged view of a portion C of fig. 6.

Fig. 8 is a schematic view of the structure of the collar.

Reference is made to the accompanying drawings in which: 001. the lamp comprises a junction box, 002. a lamp holder, 100. a card holder, 110. a card cavity, 111. an inlet, 120. a clamping part, 121. a clamping inclined plane, 122. a clamping groove, 123. a releasing inclined plane, 200. a fixing plate, 300. a pressure spring, 400. a torsion spring, 500. a holder end circuit board, 510. a wiring terminal, 600. a lamp end circuit board, 610. a connecting terminal, 700. a pair of plugs, 800. a clamping ring and 810. a clamping column.

Detailed Description

The following detailed description of the embodiments of the present invention is provided in connection with the accompanying drawings for the purpose of facilitating understanding and understanding of the technical solutions of the present invention. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The present embodiment provides a lamp, as shown in fig. 1-8, comprising a junction box 001, a clamping structure and a lamp holder 002. The clamping structure further includes a clamping seat 100, a fixing plate 200, a return assembly, a circuit board, a pair of plugs 700, and a clamping ring 800. The return assembly includes a compression spring 300 and a torsion spring 400, and the circuit boards include a base end circuit board 500 and a lamp end circuit board 600.

The card holder 100 has a cylindrical inner cavity, a card cavity 110 is arranged on the inner side wall of the card holder 100, the card cavity 110 has an inlet 111, and the inlet 111 is in a flaring shape with a large outside and a small inside. The card cavity 110 has a card portion 120 therein, the card portion 120 has a card-in slope 121, a card slot 122 and a card-out slope 123, and the collar 800 has a card column 810 thereon. Normally, the junction box 001 is embedded in a wall, the fixing plate 200 is fixed on the junction box 001 through screws, the clamping seat 100 is fixed on the fixing plate 200, the pressure spring 300 is located in the clamping cavity 110, one end of the pressure spring 300 abuts against the inner bottom wall of the clamping seat 100, the other end of the pressure spring 300 abuts against the seat end circuit board 500, and the seat end circuit board 500 is also located in the clamping cavity 110. The socket-end circuit board 500 has a terminal 510, the terminal 510 is inserted into the bottom wall of the socket 100, and the terminal 510 is circumferentially fixed (i.e. cannot rotate) relative to the socket 100 but can move relative to the axis of the socket 100. The electric wires in the terminal block 001 are connected to the socket-end circuit board 500 through the connection terminals 510. The lamp end circuit board 600 and the base end circuit board 500 are detachably and fixedly connected, the lamp end circuit board 600 is provided with a connecting terminal 610, the connecting terminal 610 is embedded on the bottom wall of the plug, and the connecting terminal 610 and the plug 700 are not rotated relatively. The collar 800 is clamped on the periphery of the opposite plug 700, the torsion spring 400 is sleeved on the periphery of the opposite plug 700, one end of the torsion spring 400 is fixed on the collar 800, and the other end is fixed on the opposite plug 700. The lamp socket 002 is fixed to the opposite plug 700 and forms a connection with the lamp terminal circuit board 600.

The card socket 100 has 3 sets of card cavities 110, and the number of the card columns 810 is also 3. When the card is clamped, the clamping column 810 is aligned with the inlet 111 and pressed into the clamping cavity 110, the clamping column 810 overcomes the elasticity of the compression spring 300 and the torsion spring 400 along the clamping inclined plane 121, moves into the clamping cavity 110, moves to the opening of the clamping groove 122, and is embedded into the clamping groove 122 under the action of the elasticity of the compression spring 300 and the torsion spring 400, so that the clamping purpose is realized; when the card is required to be detached, the clamping column 810 is pressed out of the clamping groove 122 again, the clamping column 810 is contacted with the unlocking inclined plane 123 under the elastic force of the pressure spring 300 and the torsion spring 400, and after the pressure is released, the clamping column 810 returns to the inlet 111 along the unlocking inclined plane 123.

Claims

1. The utility model provides a clamping structure, its characterized in that, includes cassette (100) and rand (800), cassette (100) has cylindrical inner chamber, card chamber (110) has on cassette (100) inside wall, card chamber (110) has entry (111), joint portion (120) have in card chamber (110), joint portion (120) have card income inclined plane (121), draw-in groove (122) and unblock inclined plane (123), card post (810) has on rand (800), card post (810) can get into card chamber (110) and go into draw-in groove (122) from entry (111), set up the return subassembly in cassette (100), the return subassembly provides the return force of getting back to entry (111) of card chamber (110) for card post (810).

2. A clamping arrangement according to claim 1, wherein the return assembly comprises a compression spring (300) and a torsion spring (400), one end of the compression spring (300) acting on the clamping seat (100) and the other end acting on the collar (800), one end of the torsion spring (400) acting on the collar (800) and the other end being circumferentially fixed relative to the clamping seat (100).

3. A clamping structure according to claim 2, wherein the clamping structure comprises a plug (700), the collar (800) is clamped on the plug (700) and can rotate relative to the plug (700), the plug (700) is circumferentially fixed relative to the clamping base (100), one end of the torsion spring (400) is fixed on the collar (800), and the other end is fixed on the plug (700).

4. A clamping structure according to claim 3, wherein the clamping structure comprises a circuit board, two end faces of the circuit board are respectively provided with a terminal (510) and a connecting terminal (610), the terminal (510) is embedded in the bottom wall of the clamping base (100), the terminal (510) is circumferentially fixed relative to the clamping base (100) and can axially move, and the connecting terminal (610) is embedded in the bottom wall of the counter plug (700).

5. A clamping structure according to claim 4, wherein the circuit boards comprise a base end circuit board (500) and a lamp end circuit board (600), the connecting terminal (510) is located on the base end circuit board (500), the connecting terminal (610) is located on the lamp end circuit board (600), and the base end circuit board (500) and the lamp end circuit board (600) are detachably and fixedly connected.

6. A clamping structure according to claim 1, wherein the clamping base (100) has 2-3 sets of clamping cavities (110), and the number of the clamping columns (810) is the same as that of the clamping cavities (110).

7. A clamping arrangement according to claim 1, characterised in that the inlet (111) is flared with a larger outer portion and a smaller inner portion.

8. A lamp comprising a clamping structure according to any one of claims 1 to 7, wherein the lamp comprises a junction box (001), a fixing plate (200) and a lamp holder (002), the fixing plate (200) is fixed on the junction box (001) through screws, the clamping seat (100) is fixed on the fixing plate (200), the clamping structure comprises a pair of plugs (700), and the lamp holder (002) is fixed on the pair of plugs (700).