CN219367517U

CN219367517U - Lamp fixing device

Info

Publication number: CN219367517U
Application number: CN202223303039.XU
Authority: CN
Inventors: 刘鑫
Original assignee: Chongqing Jingshuo Semiconductor Illumination Co ltd
Current assignee: Chongqing Jingshuo Semiconductor Illumination Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-07-18
Anticipated expiration: 2032-12-09

Abstract

The utility model relates to the technical field of lamps, in particular to a lamp fixing device which comprises a plate body, wherein a fixing cylinder is arranged on the surface of the bottom of the plate body, a spherical lamp body is arranged on the surface of the fixing cylinder, a positioning and mounting mechanism is arranged on the surface of an adjusting plate, an adjusting mechanism is arranged on the surface of the plate body, and reinforcing mechanisms are arranged on the surface of the fixing cylinder. The utility model not only expands the application range of the fixing device, and enables the connecting wire on the surface of the lamp tube body to be accurately arranged at the required position when the fixing device is used, but also can prevent the surface of the connecting wire from being broken, thereby avoiding the damage of the connecting wire caused by broken lines and avoiding the phenomenon that the spherical lamp body falls off when the fixing device is used.

Description

Lamp fixing device

Technical Field

The utility model relates to the technical field of lamps, in particular to a lamp fixing device.

Background

The lighting device is required to be installed on an indoor ceiling through a lamp fixing device, the existing lamp fixing device adopts a separated fixing seat and a connecting seat to fix a lamp, wherein the fixing seat is connected with a wall surface, the connecting seat is connected with the lamp, and the lamp is installed on the ceiling through mechanical connection and electrical connection between the fixing seat and the connecting seat.

The fixing device in the general case can only be used for installing lamps of one specification, so that the overall applicability of the fixing device is greatly reduced, and therefore, lamps of different specifications and sizes are required to be installed, however, some fixing devices do not have the function in use, and the use range of the fixing device is greatly reduced; the fixing device can drive the connecting wire to penetrate out in a positioning way when in use so as to ensure that the lamp tube body can be installed, and the lamp tube body needs to be provided with a positioning and installing function.

The fixing device is used, the lamp tube body is usually directly arranged on the surface of the fixing device, the connecting lines on the surface of the lamp tube body cannot be positioned and arranged, and the connecting lines cannot be broken-line-preventing, so that the connecting lines on the surface of the lamp tube body cannot be accurately arranged at the required positions when the fixing device is used, and meanwhile, the surface of the connecting lines cannot be broken-line-preventing, and the connecting lines are easily damaged due to broken lines; after the fixing device is installed on the spherical lamp body, the spherical lamps which are installed for a long time are easy to loose and even fall off, so that the overall stability of the spherical lamps is required to be enhanced, and if the overall stability of the spherical lamps is not improved, the phenomenon that the spherical lamp body falls off in the use process of the fixing device is easy to occur.

Disclosure of Invention

The utility model aims to provide a lamp fixing device, which solves the problems that the lamp fixing device in the prior art can only be used for installing a lamp with one specification, cannot be used for positioning and installing a lamp tube body and cannot be used for reinforcing the overall stability of a spherical lamp.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a lamps and lanterns fixing device, includes the plate body, the surface mounting of plate body bottom position department has a fixed section of thick bamboo, and the surface of fixed section of thick bamboo is provided with the ball-type lamp body, the surface of plate body all is provided with the regulating plate, the surface of plate body top position department all is provided with the fluorescent tube body, and the connecting wire is all installed on the surface of fluorescent tube body both sides to the one end of connecting wire runs through the regulating plate and extends to the outside of regulating plate, the surface of regulating plate is provided with location installation mechanism, and location installation mechanism's inside contains prevents rolling over coil, nut and location installation department, the surface of plate body is provided with adjustment mechanism, and adjustment mechanism comprises nail body, regulating block and adjustment part, the surface of fixed section of thick bamboo all is provided with strengthening mechanism, and strengthening mechanism's inside package contains gusset plate, clamp pad and anticreep portion.

Preferably, the spherical lamp body is mutually in threaded fit with the fixed cylinder, the mounting seat is arranged on the surface at the top of the plate body, the fastening bolt is connected with the surface at the bottom of the mounting seat in a threaded manner, and one end of the fastening bolt penetrates through the mounting seat and extends to the upper side of the mounting seat.

Preferably, the adjusting part comprises extension spring, adjustment tank and ball, the fixed surface of adjustment board bottom position department is equipped with the regulating block, the adjustment tank has all been seted up on the surface of plate body, and adjustment tank and the mutual sliding fit of regulating block, the surface of adjusting block bottom position department all is provided with the ball, and ball and the mutual running fit of regulating block to the surface of ball is laminated with the inner wall of adjustment tank mutually, extension spring is all installed to the inside of adjustment tank, and the one end of extension spring is fixed mutually with the surface of regulating block.

Preferably, the inside of location installation department contains fastening stud, locating plate and solid fixed ring, the surface mounting of regulating plate has prevents folding coil, and prevents folding coil's inside is provided with the protection pad to the surface of protection pad is laminated with the surface of connecting wire mutually, the extension spring is all installed to the inside of preventing folding coil, and the one end of extension spring is fixed mutually with the surface of protection pad.

Preferably, the surface mounting of regulating plate has the solid fixed ring, and the surface threaded connection of solid fixed ring has the fastening double-screw bolt to the one end of fastening double-screw bolt runs through solid fixed ring and fluorescent tube body and extends to the below of solid fixed ring, the surface thread bush of fastening double-screw bolt is equipped with the nut, and the surface of nut is laminated with the surface of solid fixed ring bottom position department mutually, the locating plate is all installed to the inner wall of solid fixed ring, and the surface of locating plate is laminated with the surface of fluorescent tube body mutually.

Preferably, the inside of anticreep portion includes fastening screw and anticreep board, the surface mounting of fixed section of thick bamboo bottom position department has the gusset plate, and the surface threaded connection of gusset plate has fastening screw, and the one end of fastening screw runs through the gusset plate and extends to the inboard of gusset plate, fastening screw's surface is provided with the anticreep board, and the anticreep board and the mutual normal running fit of fastening screw, the surface mounting of anticreep board has the clamp pad, and the surface of clamp pad laminates with the surface of ball-type lamp body mutually.

Compared with the prior art, the utility model has the beneficial effects that: the lamp fixing device not only expands the application range of the fixing device, but also can accurately install the connecting wire on the surface of the lamp tube body at a required position when the fixing device is used, and meanwhile, the surface of the connecting wire can be prevented from being broken, so that the connecting wire is prevented from being damaged due to the broken line, and the phenomenon that the spherical lamp body falls off when the fixing device is used is avoided;

1. through being provided with adjustment mechanism, unscrew the nail body according to the diameter of fluorescent tube body, the pulling regulating plate again for the regulating plate drives the regulating block and slides in the inside of adjustment tank, when the regulating block moves, the ball rotates on the surface of regulating block, lubricate the regulating block under the effect of ball, frictional force when having reduced the regulating block motion, drive the regulating block motion under the effect of extension spring, after the regulating plate moves to required position department, screw up the nail body again, fix the regulating plate at the surface of plate body under the effect of nail body, make can adjust the distance between the regulating plate according to the length of fluorescent tube body, can install the fluorescent tube body of different specification sizes, the function of fixing device to the lamps and lanterns of different specifications and size has been realized, thereby fixing device's application range has been enlarged;

2. through being provided with location installation mechanism, the fluorescent tube body moves to the surface of the locating plate that pastes with the solid fixed ring inner wall, fix a position the fluorescent tube body under the effect of locating plate, make the fluorescent tube body can move to required position and can be accurate drive the one end of connecting wire pass regulating plate and prevent the coil, prevent the inside protection pad of coil and the effect of extension spring and protect the surface of connecting wire, avoid the connecting wire to appear the broken line, afterwards, insert the fastening stud to the inside of solid fixed ring and fluorescent tube body, overlap the nut to the surface of fastening stud, at this moment, rotate the nut, fix fluorescent tube body and locating plate under the combined action of nut and fastening stud, thereby fix fluorescent tube body and plate body, the function of fixing device to the locating installation of fluorescent tube body has been realized, thereby make the connecting wire on fluorescent tube body surface can be accurate install required position department when fixing device is used, simultaneously, can prevent the broken line to the surface of connecting wire, avoid the connecting wire to appear damaging because of the broken line;

3. through being provided with strengthening mechanism, rotate the fastening screw on gusset plate surface, drive the anticreep board motion under fastening screw's effect for the anticreep board drives to press from both sides tight pad motion to laminating mutually with the surface of ball-type lamp body, consolidates ball-type lamp body under the combined action of anticreep board and tight pad, has realized fixing device and has strengthened the function to the overall stability when installing ball-type lamp body, thereby has avoided the phenomenon that ball-type lamp body dropped to appear in the fixing device use.

Drawings

FIG. 1 is a schematic three-dimensional perspective view of the present utility model;

FIG. 2 is a schematic view of a front cross-sectional structure of the present utility model;

FIG. 3 is an enlarged schematic view of the adjustment mechanism of FIG. 2 according to the present utility model;

FIG. 4 is an enlarged schematic view of the positioning and mounting mechanism of FIG. 2 according to the present utility model;

fig. 5 is an enlarged schematic view of the reinforcement mechanism of the present utility model.

In the figure: 1. a plate body; 101. a mounting base; 102. a fixed cylinder; 103. a lamp tube body; 104. a spherical lamp body; 105. an adjusting plate; 106. a fastening bolt; 107. a connecting wire; 2. an adjusting mechanism; 201. a nail body; 202. an adjusting block; 203. an adjusting section; 2031. an extension spring; 2032. an adjustment tank; 2033. a ball; 3. positioning and mounting the mechanism; 301. an anti-folding coil; 302. a nut; 303. positioning the mounting part; 3031. a fastening stud; 3032. a positioning plate; 3033. a fixing ring; 4. a reinforcement mechanism; 401. a reinforcing plate; 402. a clamping pad; 403. an anti-falling part; 4031. fastening a screw; 4032. and an anti-falling plate.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and furthermore, the terms "first", "second", "third", "up, down, left, right", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Meanwhile, in the description of the present utility model, unless explicitly stated and defined otherwise, the terms "connected", "connected" and "connected" should be interpreted broadly, and for example, may be fixedly connected, detachably connected, or integrally connected; the mechanical connection and the electrical connection can be adopted; all other embodiments, which may be directly or indirectly through intermediaries, which may be obtained by a person of ordinary skill in the art without inventive effort based on the embodiments of the present utility model are within the scope of the present utility model.

The utility model provides a structure of a lamp fixing device, as shown in fig. 1 and 2, comprising a plate body 1, wherein a fixing cylinder 102 is arranged on the surface of the bottom position of the plate body 1, a spherical lamp body 104 is arranged on the surface of the fixing cylinder 102, the spherical lamp body 104 and the fixing cylinder 102 are in threaded fit with each other, a mounting seat 101 is arranged on the surface of the top position of the plate body 1, a fastening bolt 106 is in threaded connection with the surface of the bottom position of the mounting seat 101, one end of the fastening bolt 106 penetrates through the mounting seat 101 and extends to the upper side of the mounting seat 101, an adjusting plate 105 is arranged on the surface of the plate body 1, a lamp tube body 103 is arranged on the surface of the top position of the plate body 1, connecting wires 107 are arranged on the surfaces of two sides of the lamp tube body 103, and one end of each connecting wire 107 penetrates through the adjusting plate 105 and extends to the outer side of the adjusting plate 105.

Further, as shown in fig. 2 and 4, the surface of the adjusting plate 105 is provided with a positioning and mounting mechanism 3, the inside of the positioning and mounting mechanism 3 includes an anti-fold ring 301, a nut 302 and a positioning and mounting portion 303, and the inside of the positioning and mounting portion 303 includes a fastening stud 3031, a positioning plate 3032 and a fixing ring 3033, the surface of the adjusting plate 105 is provided with the anti-fold ring 301, the inside of the anti-fold ring 301 is provided with a protection pad, the surface of the protection pad is attached to the surface of the connecting wire 107, the inside of the anti-fold ring 301 is provided with a telescopic spring, one end of the telescopic spring is fixed to the surface of the protection pad, the surface of the adjusting plate 105 is provided with the fixing ring 3033, the surface of the fixing ring 3033 is in threaded connection with a fastening stud 3031, one end of the fastening stud 3031 penetrates through the fixing ring 3033 and extends to the lower part of the fixing ring 3033, the surface of the fastening stud 3031 is sleeved with the nut 302, the surface of the nut 302 is attached to the surface of the fixing ring 3033 at the bottom position, the inner wall of the fixing ring 3033 is attached to the surface of the positioning plate 3032.

During implementation, the lamp body 103 moves to be attached to the surface of the positioning plate 3032 on the inner wall of the fixed ring 3033, the lamp body 103 is positioned under the action of the positioning plate 3032, so that the lamp body 103 can move to a required position and one end of the connecting wire 107 can be accurately driven to pass through the adjusting plate 105 and the fold-preventing ring 301, the surface of the connecting wire 107 is protected under the action of the protection pad and the expansion spring inside the fold-preventing ring 301, fold lines of the connecting wire 107 are avoided, then the fastening stud 3031 is inserted into the fixed ring 3033 and the lamp body 103, the nut 302 is sleeved on the surface of the fastening stud 3031, at this time, the nut 302 is turned, the lamp body 103 and the positioning plate 3032 are fixed under the combined action of the nut 302 and the fastening stud 3031, and thus the lamp body 103 and the plate body 1 are fixed, and the function of positioning and mounting of the fixing device on the lamp body 103 is realized.

Further, as shown in fig. 2 and 3, the surface of the plate body 1 is provided with an adjusting mechanism 2, the adjusting mechanism 2 is composed of a nail body 201, an adjusting block 202 and an adjusting part 203, the adjusting part 203 is composed of an extension spring 2031, an adjusting groove 2032 and a ball 2033, the adjusting block 202 is fixed on the surface of the bottom position of the adjusting plate 105, the adjusting groove 2032 is formed on the surface of the plate body 1, the adjusting groove 2032 is in sliding fit with the adjusting block 202, the ball 2033 is provided with a ball 2033 on the surface of the bottom position of the adjusting block 202, the ball 2033 is in rotating fit with the adjusting block 202, the surface of the ball 2033 is attached to the inner wall of the adjusting groove 2032, the extension spring 2031 is mounted inside the adjusting groove 2032, and one end of the extension spring 2031 is fixed on the surface of the adjusting block 202.

During implementation, the nail body 201 is unscrewed according to the diameter of the lamp tube body 103, the adjusting plate 105 is pulled again, the adjusting plate 105 drives the adjusting block 202 to slide in the adjusting groove 2032, when the adjusting block 202 moves, the ball 2033 rotates on the surface of the adjusting block 202, the adjusting block 202 is lubricated under the action of the ball 2033, friction force when the adjusting block 202 moves is reduced, the adjusting block 202 is driven to move under the action of the extension spring 2031, after the adjusting plate 105 moves to a required position, the nail body 201 is screwed again, the adjusting plate 105 is fixed on the surface of the plate body 1 under the action of the nail body 201, the distance between the adjusting plate 105 can be adjusted according to the length of the lamp tube body 103, lamp tube bodies 103 with different specifications and sizes can be installed, and the function of the fixing device for installing lamps with different specifications and sizes is realized.

Further, as shown in fig. 2 and 5, the surface of the fixed cylinder 102 is provided with a reinforcing mechanism 4, the inside of the reinforcing mechanism 4 comprises a reinforcing plate 401, a clamping pad 402 and an anti-falling portion 403, the inside of the anti-falling portion 403 comprises a fastening screw 4031 and an anti-falling plate 4032, the surface of the bottom of the fixed cylinder 102 is provided with the reinforcing plate 401, the surface of the reinforcing plate 401 is in threaded connection with the fastening screw 4031, one end of the fastening screw 4031 penetrates through the reinforcing plate 401 and extends to the inner side of the reinforcing plate 401, the surface of the fastening screw 4031 is provided with the anti-falling plate 4032, the anti-falling plate 4032 and the fastening screw 4031 are in mutually rotating fit, the surface of the anti-falling plate 4032 is provided with the clamping pad 402, and the surface of the clamping pad 402 is attached to the surface of the spherical lamp body 104.

In implementation, the fastening screw 4031 on the surface of the reinforcing plate 401 is rotated, and the anti-falling plate 4032 is driven to move under the action of the fastening screw 4031, so that the anti-falling plate 4032 drives the clamping pad 402 to move to be attached to the surface of the spherical lamp body 104, and the spherical lamp body 104 is reinforced under the combined action of the anti-falling plate 4032 and the clamping pad 402, so that the function of reinforcing the overall stability of the fixing device during installation of the spherical lamp body 104 is realized.

Working principle: when the lamp tube body 103 is required to be mounted, the nail body 201 is unscrewed according to the diameter of the lamp tube body 103, the adjusting plate 105 is pulled, the adjusting block 202 is driven to slide in the adjusting groove 2032 by the adjusting plate 105, when the adjusting block 202 moves, the ball 2033 rotates on the surface of the adjusting block 202, the adjusting block 202 is lubricated under the action of the ball 2033, friction force when the adjusting block 202 moves is reduced, the adjusting block 202 is driven to move under the action of the extension spring 2031, after the adjusting plate 105 moves to the required position, the nail body 201 is screwed again, the adjusting plate 105 is fixed on the surface of the plate body 1 under the action of the nail body 201, the distance between the adjusting plate 105 can be adjusted according to the length of the lamp tube body 103, the lamp tube body 103 with different specifications and sizes can be mounted, the lamp fixtures with different specifications and sizes can be mounted by the fixing device, and the using range of the fixing device is enlarged.

Then, place lamp body 103 between adjacent regulating plate 105 for lamp body 103 inserts the inside of solid fixed ring 3033, at this moment, lamp body 103 moves to the surface of the locating plate 3032 with solid fixed ring 3033 inner wall and pastes mutually, fix a position lamp body 103 under the effect of locating plate 3032, make lamp body 103 can move to the required position and can be accurate drive one end of connecting wire 107 pass regulating plate 105 and prevent broken line circle 301, protect the surface of connecting wire 107 under the protection pad and the telescopic spring in the inside of preventing broken line circle 301, avoid connecting wire 107 to appear the broken line, afterwards, insert solid fixed ring 3033 with the inside of lamp body 103, with nut 302 sleeve to the surface of solid fixed ring 3031, at this moment, rotate nut 302, fix lamp body 103 and locating plate 3032 under the combined action of nut 302 and solid fixed ring 3031, thereby fix lamp body 103 and plate body 1, realize the function of fixing device's location installation to the lamp body 103, thereby make the connecting wire 107 can be accurate in the required broken line 107 appearance of connecting wire 107 when fixing device uses the surface can avoid connecting wire 107 to appear the broken line, simultaneously, avoid the broken line 107 to appear in the required position of connecting wire surface.

Then, place ball-type lamp body 104 in the surface of fixed section of thick bamboo 102, rotate ball-type lamp body 104, fix fixed section of thick bamboo 102 and ball-type lamp body 104 under the screw-thread fit of ball-type lamp body 104 and fixed section of thick bamboo 102, thereby install ball-type lamp body 104 in the surface of fixed section of thick bamboo 102, in order to avoid ball-type lamp body 104 to appear lax in the use, take place to drop even, at this moment, rotate the fastening screw 4031 on reinforcing plate 401 surface, drive the motion of anticreep board 4032 under the effect of fastening screw 4031, make anticreep board 4032 drive clamp pad 402 to laminate with the surface of ball-type lamp body 104, consolidate ball-type lamp body 104 under the combined action of anticreep board 4032 and clamp pad 402, thereby the whole stability's of fixing device when realizing that fixing device strengthens the ball-type lamp body 104 installation, thereby avoid the phenomenon that ball-type lamp body 104 drops in the fixing device use, afterwards, place plate 1 in the department of waiting for the installation, make plate 1 drive mount pad 101 and waiting to install the department and paste, screw 106, screw down the effect of waiting for the final fixing device of fixing device is accomplished under the effect of fastening plate 1 and waiting to install the effect.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a lamps and lanterns fixing device, includes plate body (1), its characterized in that: the lamp comprises a lamp body (1), wherein a fixing cylinder (102) is arranged on the surface of the bottom of the lamp body (1), a ball-shaped lamp body (104) is arranged on the surface of the fixing cylinder (102), an adjusting plate (105) is arranged on the surface of the lamp body (1), a lamp tube body (103) is arranged on the surface of the top of the lamp body (1), connecting wires (107) are arranged on the surfaces of two sides of the lamp tube body (103), one end of each connecting wire (107) penetrates through the adjusting plate (105) and extends to the outer side of the adjusting plate (105), a positioning installation mechanism (3) is arranged on the surface of the adjusting plate (105), an anti-folding coil (301), a nut (302) and a positioning installation part (303) are arranged in the positioning installation mechanism (3), an adjusting mechanism (2) is arranged on the surface of the lamp body (1), the adjusting mechanism (2) is composed of a nail body (201), an adjusting block (202) and an adjusting part (203), and the surface of the fixing cylinder (102) is provided with a reinforcing mechanism (4), and the inner part of the reinforcing mechanism (4) comprises a reinforcing plate (401), a clamping pad (403) and an anti-falling part (402).

2. A light fixture as recited in claim 1, wherein: the spherical lamp body (104) is in threaded fit with the fixed cylinder (102), the mounting seat (101) is arranged on the surface of the top position of the plate body (1), the fastening bolts (106) are connected with the surface of the bottom position of the mounting seat (101) in a threaded mode, and one ends of the fastening bolts (106) penetrate through the mounting seat (101) and extend to the upper portion of the mounting seat (101).

3. A light fixture as recited in claim 1, wherein: the adjusting part (203) comprises an extending spring (2031), an adjusting groove (2032) and a ball (2033), an adjusting block (202) is fixed on the surface of the bottom of the adjusting plate (105), the adjusting groove (2032) is formed in the surface of the plate body (1), the adjusting groove (2032) and the adjusting block (202) are in sliding fit with each other, the ball (2033) is arranged on the surface of the bottom of the adjusting block (202), the ball (2033) is in rotating fit with the adjusting block (202), the surface of the ball (2033) is attached to the inner wall of the adjusting groove (2032), the extending spring (2031) is mounted in the adjusting groove (2032), and one end of the extending spring (2031) is fixed with the surface of the adjusting block (202).

4. A light fixture as recited in claim 1, wherein: the inside of location installation department (303) contains fastening stud (3031), locating plate (3032) and solid fixed ring (3033), the surface mounting of regulating plate (105) has prevents folding coil (301), and prevents the inside of folding coil (301) is provided with the protection pad to the surface of protection pad is laminated with the surface of connecting wire (107), the inside of preventing folding coil (301) is all installed expanding spring, and expanding spring's one end is fixed with the surface of protection pad mutually.

5. A light fixture as recited in claim 1, wherein: the surface mounting of regulating plate (105) has solid fixed ring (3033), and the surface threaded connection of solid fixed ring (3033) has fastening stud (3031) to the one end of fastening stud (3031) runs through solid fixed ring (3033) and fluorescent tube body (103) and extends to the below of solid fixed ring (3033), the surface thread bush of fastening stud (3031) is equipped with nut (302), and the surface of nut (302) is laminated with the surface of solid fixed ring (3033) bottom position department mutually, locating plate (3032) are all installed to the inner wall of solid fixed ring (3033), and the surface of locating plate (3032) is laminated with the surface of fluorescent tube body (103) mutually.

6. A light fixture as recited in claim 1, wherein: the inside of anticreep portion (403) contains fastening screw (4031) and anticreep board (4032), surface mounting of fixed cylinder (102) bottom position department has gusset plate (401), and the surface threaded connection of gusset plate (401) has fastening screw (4031), and the one end of fastening screw (4031) runs through gusset plate (401) and extends to the inboard of gusset plate (401), the surface of fastening screw (4031) is provided with anticreep board (4032), and the mutual normal running fit of anticreep board (4032) and fastening screw (4031), the surface mounting of anticreep board (4032) has clamp pad (402), and the surface of clamp pad (402) is laminated with the surface of ball-type lamp body (104).