CN111043574A

CN111043574A - Quick fastening device for lamp holder and lampshade

Info

Publication number: CN111043574A
Application number: CN201911142149.2A
Authority: CN
Inventors: 黄立
Original assignee: Ningbo Three Proof Lighting Technology Co ltd
Current assignee: Ningbo Three Proof Lighting Technology Co ltd
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-04-21

Abstract

The utility model provides a quick lock device of lamp stand and lamp shade, includes lamp shade and lamp stand, and lamp shade and lamp stand both sides are fixed through the hasp, and the locking piece fixed mounting on hasp upper portion is at the lamp shade inside wall, and the cassette of hasp lower part is fixed in lamp stand inner wall bottom and corresponding with the locking piece, and the activity of installation is detained in the cassette, forms the recess between first baffle and the second baffle at lamp stand top, and second baffle upper portion processing recess I, installation sealing strip in the recess I, the bottom of lamp shade flange sets up the convex part. During installation, the locking block on the side wall of the lampshade is pressed against the clamping seat at the bottom of the lamp holder, the locking part at the upper part of the movable buckle is buckled with the buckling pin at the lower part of the locking block, the convex part at the bottom of the lampshade and the sealing strip at the top of the lamp holder are mutually extruded to form a sealing space between the lampshade and the lamp holder, and the locking block and the movable buckle can be automatically disengaged only by pressing the lampshade again during disassembly. The device can realize the dismouting process of lamp shade and lamp stand through setting up the push type hasp that can automatic lock and declutch, need not extra instrument, simple structure.

Description

Quick fastening device for lamp holder and lampshade

Technical Field

The invention relates to a quick fastening device for a lamp holder and a lampshade.

Background

The tri-proof light is a lamp with waterproof, dustproof and anticorrosive functions, has wide application in industries with stronger corrosivity, more dust and frequent rain or outdoor illumination places, requires reliable sealing between the lamp shade and the lamp holder due to the particularity of the installation environment of the tri-proof light, ensures that internal parts are not influenced by the external environment, and needs to be fastened between the lamp shade and the lamp holder through the lock catch. In addition, the tri-proof light is usually higher in installation height, inconvenient to install and disassemble, simple, convenient and reliable lock catches can obviously reduce the difficulty of installation or disassembly maintenance, and the manufacturing and construction cost can also be reduced. The outer edge connecting part of the lampshade and the lamp holder is generally arranged at the existing lock catch, the number of the lock catches is multiple, the lock catches are manually buckled or opened in the installation and disassembly processes, the lock catches can be opened by means of tools sometimes, and the lamp holder is inconvenient.

Disclosure of Invention

Aiming at the defects in the problems, the invention provides a quick fastening device for a lamp holder and a lamp shade.

In order to achieve the purpose, the invention provides a device for quickly buckling a lamp holder and a lamp shade, which comprises the lamp shade and the lamp holder, wherein the lamp shade and two sides of the lamp holder are fixed through a lock catch, the lock catch comprises a lock block and a clamp seat, the lock block is fixedly arranged on the inner side wall of the lamp shade, a buckle pin is processed at the lower part of the lock block, the clamp seat is fixed at the bottom of the inner wall of the lamp holder and corresponds to the lock block, a movable buckle is movably arranged in the clamp seat, a first baffle plate and a second baffle plate are arranged at the top of the lamp holder, a groove is formed between the first baffle plate and the second baffle plate, a groove I is processed at the upper part of the second baffle plate, a sealing strip is installed in the groove I, the.

As a further improvement of the invention, the top of the clamping seat is provided with an opening, the front wall of the clamping seat is provided with a limiting groove, and the rear wall of the clamping seat is provided with a guide groove.

As a further improvement of the invention, the guide groove is Z-shaped, and a positioning part is formed at the corner of the guide groove.

As a further improvement of the invention, the locking part at the top of the movable buckle is matched with the buckle foot, the front side of the movable buckle is provided with a limit block corresponding to the limit groove, the rear side of the movable buckle is rotatably connected with a guide rod, the guide head of the guide rod corresponds to the guide groove, the bottom of the movable buckle is provided with an inner hole, and the upper part of the rear side of the movable buckle is symmetrically provided with the limit block I.

As a further improvement of the invention, the upper part of the movable buckle is provided with a through hole which penetrates through the front part and the rear part, and a rotating shaft of the guide rod extends into the through hole.

As a further improvement of the invention, the spring base is arranged at the bottom of the inner wall of the clamping seat, the pressure spring is arranged on the outer circumference of the spring base, and the upper part of the pressure spring extends into the inner hole.

As a further improvement of the invention, the lower part of the flange is chamfered.

As a further improvement of the invention, a reinforcing rib is arranged at the upper part of the outer side wall of the convex part.

As a further improvement of the invention, a support is arranged at the bottom of the inner wall of the lamp holder close to the side wall, the upper part of the support is bent inwards to form a clamping groove, clamping parts are processed at two sides of the clamping seat, and the clamping groove (341) and the clamping parts are matched and clamped.

The invention has the beneficial effects that:

1. the push type lock catch is arranged in the lampshade and the lamp holder, the lock catch can be buckled and opened only by pressing under the elasticity of the spring and the guiding action of the guide rod in the guide groove, the disassembling and assembling processes of the lampshade and the lamp holder can be realized without additional tools, the structure is simple, and the operation is convenient;

2. the bottom of the flange of the lampshade is provided with the convex part, so that the sealing performance of the lampshade and the lamp holder is ensured, and a certain distance is reserved between the bottom of the convex part and the groove after buckling so as to continuously press the lock catch to detach the lamp holder.

Drawings

FIG. 1 is a front view of a quick fastening device for a lamp holder and a lamp shade according to the present invention;

FIG. 2 is a view taken along line A of FIG. 1;

FIG. 3 is a schematic view of a fastening process;

FIG. 4 is a front view of the cartridge of part 23;

FIG. 5 is a cross-sectional view of a cartridge of part 23;

FIG. 6 is a rear view of the cartridge of part 23;

FIG. 7 is a front view of the removable clasp of element 22;

FIG. 8 is a cross-sectional view of the removable clasp of element 22;

FIG. 9 is a rear view of the removable clasp of member 22;

fig. 10 is a front view of the assembled holder 22 and movable buckle 22;

FIG. 11 is a cross-sectional view of FIG. 10;

fig. 12 is an assembled rear view of the holder 22 and the movable buckle 22;

FIG. 13 is a cross-sectional view of FIG. 12;

FIG. 14 is a schematic view of the guide rod of the member 25;

fig. 15 is a side sectional view of the holder 22 and the movable buckle 22 after assembly;

fig. 16 is a schematic view of the guide head 251 in the guide groove 233 when the movable buckle 22 is at the low position;

fig. 17 is a schematic view of the guide head 251 in the guide groove 233 when the movable buckle 22 is reset and pressed;

fig. 18 is a schematic view of the guide head 251 in the guide groove 233 when the movable buckle 22 is reset to move upwards.

In the figure: 1. a lamp shade; 11. a flange; 12. a convex portion; 13. reinforcing ribs; 2. locking; 21. a locking block; 211. buckling legs; 22. a movable buckle; 221. a locking portion; 222. a limiting block; 223. a limiting block I; 224. an inner bore; 225. a through hole; 23. a card holder; 231. a fastening part; 232. a limiting groove; 233. a guide groove; 2331. a positioning part; 234. a spring base; 24. pressing a spring; 25. a guide bar; 251. a guide head; 252. a rotating shaft; 3. a lamp socket; 31. a first baffle plate; 32. a groove; 33. a second baffle; 331. a groove I; 34. a support; 341. a card slot; 4. a sealing strip.

Detailed Description

As shown in figure 1, the invention relates to a device for quickly fastening a lamp holder and a lamp shade, which comprises a lamp shade 1 and a lamp holder 3, wherein two sides of the lamp shade 1 and the lamp holder 3 are fixed through a lock catch 2, a first baffle 31 and a second baffle 33 are arranged at the top of the lamp holder 3, a groove 32 is formed between the first baffle 31 and the second baffle 33, a groove I331 is processed at the upper part of the second baffle 33, a sealing strip 4 is installed in the groove I331, the bottom of the lamp shade 1 extends outwards to form a flange 11, the lower part of the flange 11 is chamfered, a convex part 12 is arranged at the bottom of the flange 11, a reinforcing rib 13 is arranged at the upper part of the outer side wall of the convex part 12, the lock catch 2 comprises a locking block 21 and a clamping seat 23, the locking block 21 is fixedly installed on the inner side wall of the lamp shade 1, a fastening pin 211 is processed at the lower part of the locking block 21, clamping parts 231 are processed on two sides of the clamping seat 23, the clamping groove 341 and the clamping parts 231 are clamped in a matching way (see fig. 2), a limit groove 232 is processed on the front wall of the clamping seat 23 (see fig. 4), a guide groove 233 is processed on the rear wall of the clamping seat 23 (see fig. 6), the top of the clamping seat 23 is opened, a movable buckle 22 is movably installed in the clamping seat 23, a locking part 221 on the top of the movable buckle 22 is matched with the buckle foot 211, a limit block 222 corresponding to the limit groove 232 is arranged on the front side of the movable buckle 22 (see fig. 7), a guide rod 25 is rotatably connected with the rear side of the movable buckle 22 (see fig. 13), a through hole 225 penetrating through the front and the rear is processed on the upper part of the movable buckle 22 (see fig. 9), a rotating shaft 252 of the guide rod 25 extends into the through hole 225, a guide head 251 of the guide rod 25 corresponding to the guide groove 233 (see fig. 15, an inner hole 224 (see fig. 8) is machined at the bottom of the movable buckle 22, a spring base 234 (see fig. 5) is arranged at the bottom of the inner wall of the clamping seat 23, a compression spring 24 is installed on the outer circumference of the spring base 234, and the upper part of the compression spring 24 extends into the inner hole 224 (see fig. 11).

The push type lock catch is arranged in the lampshade and the lamp holder, the lock catch can be buckled and opened only by pressing under the elasticity of the spring and the guiding action of the guide rod in the guide groove, the disassembling and assembling processes of the lampshade and the lamp holder can be realized without additional tools, the structure is simple, and the operation is convenient; the bottom of the flange of the lampshade is provided with the convex part, so that the sealing performance of the lampshade and the lamp holder is ensured, and a certain distance is reserved between the bottom of the convex part and the groove after buckling so as to continuously press the lock catch to detach the lamp holder.

In particular use, the invention will be described with reference to the accompanying drawings for the convenience of understanding;

as shown in fig. 1, the lock catch for connecting the lamp shade and the lamp holder is divided into two parts which are respectively fixed on the inner sides of the lamp shade and the lamp holder, the lock block on the upper part of the lock catch is fixed on the inner side wall of the lamp shade, the lock block can also be integrally formed with the inner side wall of the lamp shade, the lower part of the lock block is basically parallel to the side wall of the lamp shade, the shape of the lock block is approximately in an inverted L shape, the lock blocks are symmetrically distributed on the inner side wall of the lamp shade, and the clamping seat provided with the movable buckle is;

as shown in fig. 3, when the lampshade and the lamp holder are assembled, the locking block on the side wall of the lampshade is pressed against the clamping seat at the bottom of the lamp holder, the bottom of the locking block generates downward pressure on the movable buckle, the movable buckle moves downward under pressure, the compression spring in the inner hole of the movable buckle correspondingly performs elastic compression deformation, the guide head of the guide rod slides in the guide groove, because the wall thickness of the guide groove is greater than that of the rest part of the clamping seat (see fig. 15), when the guide head slides to the positioning part at the corner of the guide groove, the guide head is buckled with the guide groove at the position (see fig. 16), part of the locking part at the upper part of the movable buckle extends into the clamping seat, two sides of the locking part contract through self elastic deformation to buckle and fix the buckling feet at the lower part of the locking block (see fig. 2), the convex part at the bottom of the lampshade and the sealing strip at the top of, the upper part of the outer side of the convex part is provided with the reinforcing rib, so that the structure of the convex part is more stable, the outer side of the flange of the lampshade and the inner side of the first baffle are mutually extruded to enable the first baffle to slightly incline outwards, and meanwhile, the flange and the first baffle are kept in a tightly abutted state, so that the stability of the whole structure is ensured and no shaking is generated after the lampshade and the lamp holder are buckled;

when the lamp shade is needed to be disassembled, the flange continuously descends relative to the sealing strip as long as the lamp shade is pressed again, the guide head slides downwards along the guide groove, when the guide head moves to the bottom of the guide groove, the center of the guide head is shifted to the right side of the guide groove (see fig. 17), when the pressure spring in the inner hole at the bottom of the movable buckle drives the movable buckle to move upwards through the self elastic restoring force, the guide head slides out along the right side of the guide groove (see fig. 18), the limiting block I at the upper part of the rear side of the movable buckle limits the guide rod, the guide rod rotates within a set range (see fig. 13) until the limiting block at the front side of the movable buckle is clamped and positioned with the limiting groove on the front wall of the clamping seat, the locking part at the upper part of the movable buckle extends out of the top of the clamping seat, two sides of the locking part reset and open under the action of self elasticity, the locking block is disconnected with the movable buckle, and the lampshade and the lamp holder are also disconnected at the same time.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a quick lock device of lamp stand and lamp shade which characterized in that: the lamp shade comprises a lamp shade (1) and a lamp holder (3), wherein the lamp shade (1) and the two sides of the lamp holder (3) are fixed through a lock catch (2), the lock catch (2) comprises a lock block (21) and a clamp seat (23), the lock block (21) is fixedly arranged on the inner side wall of the lamp shade (1), a fastening pin (211) is machined on the lower portion of the lock block (21), the clamp seat (23) is fixed at the bottom of the inner wall of the lamp holder (3) and corresponds to the lock block (21), a movable buckle (22) is movably arranged in the clamp seat (23), a first baffle (31) and a second baffle (33) are arranged at the top of the lamp holder (3), a groove (32) is formed between the first baffle (31) and the second baffle (33), a groove I (331) is machined on the upper portion of the second baffle (33), a sealing strip (4) is installed in the groove I (331), and the bottom of the lamp shade (1), and a convex part (12) is arranged at the bottom of the flange (11).

2. The quick fastening device for the lamp holder and the lampshade as claimed in claim 1, wherein: the top of the clamping seat (23) is provided with an opening, a limiting groove (232) is machined in the front wall of the clamping seat (23), and a guide groove (233) is machined in the rear wall of the clamping seat (23).

3. The quick fastening device for the lamp holder and the lampshade as claimed in claim 2, wherein: the guide groove (233) is Z-shaped, and a positioning part (2331) is formed at the corner of the guide groove (233).

4. The quick fastening device for the lamp holder and the lampshade as claimed in claim 2, wherein: the locking part (221) at the top of the movable buckle (22) is matched with the buckle foot (211), the front side of the movable buckle (22) is provided with a limit block (222) corresponding to the limit groove (232), the rear side of the movable buckle (22) is rotatably connected with a guide rod (25), a guide head (251) of the guide rod (25) corresponds to the guide groove (233), an inner hole (224) is machined at the bottom of the movable buckle (22), and the upper part of the rear side of the movable buckle (22) is symmetrically provided with a limit block I (223).

5. The quick fastening device for the lamp holder and the lampshade as claimed in claim 4, wherein: the upper part of the movable buckle (22) is provided with a through hole (225) which penetrates through the front and the back, and a rotating shaft (252) of the guide rod (25) extends into the through hole (225).

6. The quick fastening device for the lamp holder and the lampshade as claimed in claim 4, wherein: the bottom of the inner wall of the clamping seat (23) is provided with a spring base (234), the outer circumference of the spring base (234) is provided with a pressure spring (24), and the upper part of the pressure spring (24) extends into the inner hole (224).

7. The quick fastening device for the lamp holder and the lampshade as claimed in claim 1, wherein: the lower part of the flange (11) is chamfered.

8. The quick fastening device for the lamp holder and the lampshade as claimed in claim 1, wherein: and a reinforcing rib (13) is arranged at the upper part of the outer side wall of the convex part (12).

9. The quick fastening device for the lamp holder and the lampshade as claimed in claim 1, wherein: the lamp holder is characterized in that a support (34) is arranged at the bottom of the inner wall of the lamp holder (3) and close to the side wall, the upper portion of the support (34) is bent inwards to form a clamping groove (341), clamping portions (231) are machined on two sides of the clamping seat (23), and the clamping groove (341) is matched and clamped with the clamping portions (231).