CN210398797U

CN210398797U - Lamp fixing mechanism

Info

Publication number: CN210398797U
Application number: CN201921171183.8U
Authority: CN
Inventors: 潘淑军; 汪续宗; 李志平; 周小科
Original assignee: NVC Lighting Technology Corp
Current assignee: NVC Lighting Technology Corp
Priority date: 2019-07-24
Filing date: 2019-07-24
Publication date: 2020-04-24
Anticipated expiration: 2029-07-24

Abstract

The utility model discloses a lamp fixing mechanism, which comprises a shell and an elastic part fixed on the shell; the elastic piece comprises a torsion spring part and a clamping part, the torsion spring part is fixedly connected with the clamping part through a first force arm and a second force arm, and the first force arm is spirally wound towards the second force arm to form the torsion spring part; the torsion spring part is provided with a through hole, and the tail end of the torsion spring part bends downwards and is folded back towards the second force arm to form a leg part; the second force arm is inserted into the through hole in a bending mode to form a hanging arm, and the hanging arm deviates from the center of the through hole. This fixing mechanism carries out eccentric processing through the string arm to the spring part to and carry out the inflection to shelves foot and handle, guarantee that the spring part still keeps initial stress after the assembly, improved the moment of torsion dynamics, make the spring part and the casing and the connection fastening of external mounting spare, make the installation of lamps and lanterns simple and easy, and stable firm.

Description

Lamp fixing mechanism

Technical Field

The utility model belongs to the technical field of the technique of LED illumination lamps and lanterns and specifically relates to a lamps and lanterns fixed establishment is related to.

Background

The embedded lamp is used as a concealed lamp, has the characteristics of direct light distribution and no space occupation, and is commonly used for illumination of places such as houses, halls, markets and the like. A recessed light fixture is generally installed on a ceiling or a wall by providing a mounting hole on a mounting surface and fitting the light fixture into the mounting hole.

In the installation structure of the recessed lamp, the installation structure of the spring element matched with the lamp housing is the mainstream fixing mode. In the structure of the spring element, the stop leg of the spring is usually designed to have a certain outward bending angle and is bent in a direction away from the force arm, so as to cooperate with the lamp housing. Due to the existence of the bending angle, the torque of the spring is reduced, the initial tension of the spring after the spring is fixed is reduced, and the lamp is easy to shake after being installed.

Therefore, there is a need for an improved recessed light fixture mounting structure that is easy to assemble and that is fixed in position after the light fixture is installed.

Disclosure of Invention

In order to solve the above problem that prior art exists, the utility model provides a lamps and lanterns fixed establishment carries out eccentric processing through the string arm to the spring part to and carry out the inflection to shelves foot and handle, guarantee that the spring part still keeps initial stress after the assembly, improved the moment of torsion dynamics, make the spring part and casing and external mounting spare be connected the fastening, make the installation of lamps and lanterns simple and easy, and stable firm.

In order to achieve the above object, the present invention provides the following technical solutions:

a lamp fixing mechanism comprises a shell and an elastic part fixed on the shell, wherein the shell comprises a first ring body and a second ring body extending outwards from the first ring body, the first ring body is provided with a mounting hole, and a clamping block is arranged in the mounting hole;

the elastic piece comprises a spring part and a clamping part, the spring part is fixedly connected with the clamping part through a first force arm and a second force arm, and the first force arm is spirally wound towards the second force arm to form a torsion spring part; the torsion spring part is provided with a through hole, and the tail end of the torsion spring part bends downwards and is folded back towards the second force arm to form a leg part; the second force arm is bent and inserted into the through hole to form a hanging arm, and the hanging arm deviates from the center of the through hole;

the through hole is clamped and connected in the clamping block, and the torsion spring part is arranged in the mounting hole; the foot blocking part is abutted against the inner side face of the first ring body.

In the lamp fixing structure, the hanging arm of the elastic part deviates from the center of the through hole of the torsion spring part, namely, the eccentric processing is carried out; meanwhile, the foot blocking part is folded back towards the second force arm, the radian of the downward bending of the tail end is the same as the folded radian of the foot blocking part, and the foot blocking part is abutted against the inner side surface of the first ring body so as to be matched with the assembly of the shell, ensure the torque force of the torsion spring part and ensure the connection and fastening of the elastic part and the shell; after the clamping part is turned up, the elastic part still keeps the initial stress, and the elasticity is strong, so that the lamp is firmly installed in the installation body.

As a further description of the technical solution of the present invention, the hanging arm is attached to the torsion spring portion. Hang the center that the arm deviates from the through-hole, and laminate in torsional spring portion, can make the elastic component still keep the initial stress that can assemble after installing to the casing to the condition of hanging the arm inefficacy after avoiding assembling.

As a further description of the technical solution of the present invention, the clamping portion includes a fixing portion and a folding portion, and the folding portion is formed by outwardly bending a lower end of the fixing portion.

The turning part is bent outwards relative to the fixing part, and the included angle is an obtuse angle, so that the turning part can be easily lifted when the lamp is assembled, the fixing part is clamped on the installation body, and the operation is simple, easy and convenient.

As a further description of the technical solution of the present invention, the fixing portion is abutted to the outer edge of the second ring body.

When the lamp is not assembled, the fixing part is abutted to the outer edge of the second ring body under the elastic action of the spring; when the lamp is assembled on an installation body, such as a ceiling, the fixing part abuts against the surface of the installation body, so that the lamp is firmly and stably installed.

As a further description of the technical solution of the present invention, the material of the clamping portion is plastic, rubber or silica gel.

The clamping part can be made of one of plastic, rubber or silica gel, has certain hardness and good touch feeling, and is convenient for lifting the turnover part. After the assembly is completed, the clamping part made of plastic, rubber or silica gel is stably connected with the mounting body and is not easy to slip.

As a further description of the technical solution of the present invention, the lamp is a recessed lamp. The embedded lamp with the fixing mechanism is simple, convenient and fast in installation and operation, and firm and reliable in structure after installation is completed.

Based on foretell technical scheme, the utility model discloses the technological effect who gains does:

(1) the utility model provides a lamps and lanterns fixed establishment carries out eccentric processing through the string arm to the spring part to and carry out the inflection to shelves foot and handle, guarantee that the spring part still keeps initial stress after the assembly, improved the moment of torsion dynamics, make the spring part fasten with being connected of casing and external mounting spare, elasticity cohesion is strong, makes the installation of lamps and lanterns simple and easy, and it is firm to stabilize.

(2) The utility model discloses an among the lamps and lanterns fixed establishment, the turnover portion of clamping part to obtuse form is outwards buckled from the fixed part, and the sense of touch is good when lifting turnover portion, and the installation is accomplished the back fixed part then butt on the installation body on the surface, makes the lamps and lanterns installation firm stable.

Drawings

Fig. 1 is a cross-sectional view of the lamp fixing mechanism of the present invention.

Fig. 2 is a schematic structural view of the lamp fixing mechanism of the present invention.

Fig. 3 is a side view of the lamp fixing mechanism of the present invention.

Fig. 4 is a schematic structural diagram of the spring element of the present invention.

Fig. 5 is a side view of the spring member of the present invention.

Detailed Description

To facilitate an understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings and specific examples. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Example 1

Fig. 1 to 3 respectively show a cross-sectional view, a schematic structural view and a side view of a lamp fixing mechanism of the present embodiment, and referring to fig. 1 to 3 in combination, a lamp fixing mechanism includes a housing 1 and an elastic member 2, wherein the elastic member 2 is fixed on the housing 1 and functions as a connecting member, the housing 1 is embedded and mounted in a mounting body, such as a ceiling, a suspended ceiling and a wall, through the elastic member 2, so that only a light emitting surface of the lamp can be exposed, and the rest of the lamp body is hidden above the mounting body. The lamp is a built-in type installation lamp, such as a down lamp, a spot lamp, a strip lamp with a built-in type installation structure and the like.

The housing 1 is a frame of the lamp, in which a lamp body, a heat sink, an optical element, and the like can be accommodated. In the present embodiment, the housing 1 includes a first ring body 11 and a second ring body, wherein the second ring body 12 is formed by extending outward from the first ring body 11, and is similar to a structure of a face ring; generally, the first ring body and the second ring body are of an integral structure; of course, the two can be formed by a split structure and then fixed by bonding. On the side of the first ring body 11, a mounting hole 111 is opened, and the mounting hole 111 is provided with a latch 112, and the mounting hole 111 and the latch 112 are used for mounting an elastic member. In the present embodiment, the mounting holes 111 are provided in two and located on the same diameter of the first ring body 11. In each mounting hole 111, two latch blocks 112 are also provided, which are located on the left and right sides of the mounting hole 111.

Fig. 4 and fig. 5 respectively show a schematic structural diagram and a side view of the spring element, and referring to fig. 4 and fig. 5 in combination with fig. 1 to fig. 3, the elastic element 2 includes a spring portion 21 and a clamping portion 22, specifically, the spring portion 21 is fixedly connected to the clamping portion 22 through a first force arm 211 and a second force arm 212, that is, the first force arm 211 and the second force arm 212 of the torsion spring portion 21 are inserted into the clamping portion 22, and the clamping portion 22 encloses and fixes the first force arm 211 and the second force arm 212, so that the torsion spring portion 21 and the clamping portion 22 are fixed together.

As shown in fig. 4, the first force arm 211 and the second force arm 212 are inserted upright on the grip portion 22; on the one hand, the first force arm 211 goes upward and is spirally wound facing the second force arm 212 to form a torsion spring portion 213, the torsion spring portion 213 has a spiral coil structure, and the through hole 214 penetrates through the torsion spring portion 213; the tail end of the torsion spring 213 is bent downward and then folded back toward the second force arm 212 to form a leg 215; on the other hand, the second force arm 212 moves upwards, and then is bent and inserted into the through hole 214 to form a hanging arm 216; in this embodiment, the hanging arm 216 is offset from the center O of the through hole 214, i.e., the hanging arm 216 is eccentrically disposed.

Specifically, as shown in the side view of fig. 5, a plane P passing through the center O of the through-hole 214 vertically divides the torsion spring portion 213 into two sides. The hanging arm 216 is attached to the torsion spring portion 213 on the M side; the leg portion 215 is located on the other side, i.e., the N side. The hanging arms 216 and the blocking feet 215 are respectively arranged at the two sides M, N, so that the elastic element 2 still maintains the initial stress after the assembly is completed, the torque elasticity is large, and the lamp is firmly installed in the installation body.

In the connection relationship between the elastic element 2 and the housing 1, the through hole 214 is engaged with the latch 112, so that the torsion spring 213 is installed in the installation hole 111, and the stopper 215 abuts against the inner side surface of the first ring 11.

It should be further noted that the clamping portion 22 includes a fixing portion 221 and a folded portion 222, wherein the folded portion 222 is formed by bending a lower end of the fixing portion 221 outwards. The fixing portion 221 is fixedly connected with the first force arm 211 and the second force arm 212 of the torsion spring portion 21; when the lamp is not assembled, under the elastic action of the torsion spring part, the fixing part 221 abuts against the outer edge of the second ring body 12; when the lamp is mounted on a mounting body, such as a ceiling, the fixing portion 221 abuts against a surface of the mounting body, so that the lamp is firmly and stably mounted.

The folded part 222 is bent outward relative to the fixing part 221, and the included angle θ between the folded part 222 and the fixing part 221 is an obtuse angle, and the included angle in the angle range can ensure that the folded part 222 is easily lifted when the lamp is assembled, so that the fixing part 221 is clamped on the installation body, and the operation is simple, convenient and fast.

The clamping portion 22 may be one of plastic, rubber or silicone. In the present embodiment, a plastic member is preferred; the clamping part of the plastic part has certain hardness and good touch feeling, and is convenient for lifting the turnover part. After the assembly is completed, the clamping part made of plastic, rubber or silica gel is stably connected with the mounting body and is not easy to slip.

In the installation process of the lamp fixing mechanism, firstly, the leg part 215 passes through the installation hole 111, is clamped into the inner side of the first ring body 11, and is abutted against the inner side of the first ring body 11; then, the torsion spring 213 is pressed and placed in the mounting hole 111, so that the through hole 214 is engaged with the latch 112, and at this time, the folded portion 222 of the clamping portion 22 is lifted and placed down, and the fixing portion 221 abuts against the outer edge of the second ring body 12. When the lamp is required to be assembled to the mounting body, the folded portion 222 is lifted up to make the fixing portion 221 abut against the surface of the mounting body, and thus the lamp is assembled.

The lamps and lanterns fixed establishment that this embodiment provided carries out eccentric processing through the string arm to the spring part to and carry out the inflection to shelves foot and handle, guarantee that the spring part still keeps initial stress after the assembly, improved the moment of torsion dynamics, make the spring part and the casing and the external mounting spare be connected the fastening, elasticity cohesion is strong, makes the installation of lamps and lanterns simple and easy, and stable firm.

The foregoing is merely illustrative and explanatory of the structure of the present invention, which is described in more detail and with greater particularity, and is not to be construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, many variations and modifications are possible without departing from the inventive concept, and such obvious alternatives fall within the scope of the invention.

Claims

1. The lamp fixing mechanism is characterized by comprising a shell (1) and an elastic part (2) fixed on the shell (1), wherein the shell (1) comprises a first ring body (11) and a second ring body (12) extending outwards from the first ring body (11), the first ring body (11) is provided with a mounting hole (111), and the mounting hole (111) is provided with a clamping block (112);

the elastic part (2) comprises a spring part (21) and a clamping part (22), the spring part (21) is fixedly connected with the clamping part (22) through a first force arm (211) and a second force arm (212), and the first force arm (211) is spirally wound towards the second force arm (212) to form a torsion spring part (213); the torsion spring part (213) is provided with a through hole (214), and the tail end of the torsion spring part (213) bends downwards and is folded back towards the second force arm (212) to form a foot blocking part (215); the second force arm (212) is bent and inserted into the through hole (214) to form a hanging arm (216), and the hanging arm (216) deviates from the center of the through hole (214);

the through hole (214) is clamped and connected in the fixture block (112), and the torsion spring part (213) is installed in the installation hole (111); the foot blocking part (215) is abutted against the inner side surface of the first ring body (11).

2. A lamp fixture mechanism according to claim 1, wherein said suspension arm (216) is attached to a torsion spring portion (213).

3. A lamp fixing mechanism according to claim 1, wherein said holding portion (22) comprises a fixing portion (221) and a folded portion (222), said folded portion (222) being formed by bending a lower end of the fixing portion (221) outward.

4. A lamp fixing mechanism according to claim 3, wherein the fixing portion (221) abuts against an outer edge of the second ring body (12).

5. The lamp fixing mechanism of claim 1, wherein the clamping portion (22) is made of plastic, rubber or silicone.

6. The light fixture securing mechanism of claim 1, wherein the light fixture is a recessed light fixture.