CN214306369U

CN214306369U - Wall hanging support for projection screen

Info

Publication number: CN214306369U
Application number: CN202023009162.1U
Authority: CN
Inventors: 文鹏
Original assignee: Guangzhou Sanjin Electronic Technology Co ltd
Current assignee: Guangzhou Sanjin Electronic Technology Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-09-28
Anticipated expiration: 2030-12-14

Abstract

The utility model discloses a hanging support for projection screen, including the base mounting bracket, the surface of base mounting bracket bottom is equipped with the base mounting bracket recess, the inside sliding connection of base mounting bracket recess has flexible loop bar, the bottom sliding connection of flexible loop bar has the slide bar, the bottom sliding connection of slide bar has the bearing, the bottom sliding connection of bearing has the ball, the bottom fixed mounting of ball has the ball buckle, the surface evenly distributed of bearing has four bearing through-holes. The utility model discloses a cooperation of bearing bolt and through-hole makes the device accessible bearing bolt fix the through-hole when the multi-angle is installed, prevents that the ball buckle from droing in the inside of bearing through-hole, leads to unexpected the emergence. Through the cooperation of fixing bolt and dead lever recess, make the device can freely adjust length, prevent because the size of overlength leads to installation difficulty or projection screen position scheduling problem.

Description

Wall hanging support for projection screen

Technical Field

The utility model relates to a technical field is made in the production of hanging support for projection screen, specifically is a hanging support for projection screen.

Background

With the rapid development of social economy, the use of projectors has already entered into a part of people's daily life, and in order to better view the projection picture of the projector, the projection screen is more important, the projection screen is one of the most frequently used products in the peripheral equipment of the projector, and the projection screen is the abbreviation of the projection screen; if the projection screen is matched with the projector properly, a good projection effect can be obtained. In order to mount the projection screen on the wall, a wall-mounted bracket is required, so that the wall-mounted bracket is very important in the production industry.

However, the existing wall-mounted bracket for the projection screen is difficult to rotate at multiple angles and fix, and excessive screws are used; therefore, the existing requirements are not met, and a wall-mounted support for a projection screen is provided for the requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hanging support for projection screen to solve the difficult multi-angle rotation of hanging support for projection screen that proposes among the above-mentioned background art, and be difficult to fix, too much use screw scheduling problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a wall hanging support for projection screen, includes base mounting bracket, the surface of base mounting bracket bottom is equipped with the base mounting bracket recess, the inside sliding connection of base mounting bracket recess has flexible loop bar, the bottom sliding connection of flexible loop bar has the slide bar, the bottom sliding connection of slide bar has the bearing, the bottom sliding connection of bearing has the ball, the bottom fixed mounting of ball has the ball buckle, the uniform distribution of surface of bearing has four bearing through-holes, all be equipped with two bearing bolt recesses on the inner wall of bearing through-hole, the equal fixed mounting in inside of bearing bolt recess has the spring, the equal sliding connection of the other end of spring has the bearing bolt, the surface that the bearing bolt runs through bearing through-hole inner wall extends to the inside of bearing bolt recess.

Preferably, the top end fixed mounting of flexible loop bar has four separation blades, the separation blade supports the surface of base mounting bracket.

Preferably, the surface of slide bar is equipped with the dead lever recess, the inside of flexible loop bar is equipped with flexible loop bar recess, the slide bar runs through the bottom of fixing bolt and extends to the inside of flexible loop bar recess, the surface of flexible loop bar is equipped with fixing bolt, fixing bolt runs through the surface of flexible loop bar and the inside of dead lever recess and extends to the other end of flexible loop bar, fixing bolt's other end fixed mounting has fixed disc.

Preferably, four through holes are uniformly distributed on the surface of the ball buckle, and the bearing bolt is clamped into the through holes.

Preferably, the bottom end of the sliding rod is fixedly provided with a sliding rod buckle, the top end of the bearing is provided with a bearing groove, and the sliding rod buckle is clamped into the bearing groove.

Preferably, the bottom fixed mounting of ball buckle has the fixed block, the surperficial evenly distributed of fixed block has four dead levers, the terminal bottom position of dead lever all fixed mounting have the connecting rod, the equal fixed mounting in bottom of connecting rod has the baffle.

Preferably, four threaded holes are uniformly distributed in the surface of the base mounting frame, and the base mounting frame is fixedly mounted on the wall through the threaded holes.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a cooperation of bearing bolt and through-hole makes the device accessible bearing bolt fix the through-hole when the multi-angle is installed, prevents that the ball buckle from droing in the inside of bearing through-hole, leads to unexpected the emergence. Through the matching of the fixing bolt and the fixing rod groove, the length of the device can be freely adjusted, and the problems of difficult installation or projection screen position and the like caused by overlong body types are prevented;

2. the utility model discloses a cooperation of bearing groove and slide bar buckle makes the bearing can be stable install in the bottom of slide bar, and can not influence the rotation of bearing. Through the cooperation of bearing and ball, make the device can rotate by three hundred sixty degrees no dead angle, make the angle that can choose when installing become many, it is more convenient.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

fig. 2 is an overall front view of the present invention;

FIG. 3 is a side view of the whole planing surface of the present invention;

fig. 4 is a schematic plane view of the bearing of the present invention.

In the figure: 1. a base mounting bracket; 2. a telescopic loop bar; 3. a baffle plate; 4. fixing the bolt; 5. a slide bar; 6. fixing the rod groove; 7. a bearing; 8. a bearing through hole; 9. ball fasteners; 10. a through hole; 11. fixing the rod; 12. a connecting rod; 13. a baffle plate; 14. a fixed block; 15. a threaded hole; 16. A ball bearing; 17. a bearing bolt; 18. a telescopic loop bar groove; 19. fixing the disc; 20. a bearing groove; 21. a sliding rod buckle; 22. a bearing bolt groove; 23. a spring; 24. a base mount groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 4, the present invention provides an embodiment: the utility model provides a wall hanging support for projection screen, including base mounting bracket 1, the surface of 1 bottom of base mounting bracket is equipped with base mounting bracket recess 24, the inside sliding connection of base mounting bracket recess 24 has flexible loop bar 2, the bottom sliding connection of flexible loop bar 2 has slide bar 5, the bottom sliding connection of slide bar 5 has bearing 7, bearing 7's bottom sliding connection has ball 16, ball 16's bottom fixed mounting has ball buckle 9, bearing 7's surface evenly distributed has four bearing through-holes 8, all be equipped with two bearing bolt recesses 22 on bearing through-hole 8's the inner wall, the equal fixed mounting in inside of bearing bolt recess 22 has spring 23, the equal sliding connection of the other end of spring 23 has bearing bolt 17, bearing bolt 17 runs through the surface of 8 inner walls of bearing through-hole and extends to bearing bolt recess 22's inside.

Further, four separation blades 3 are fixedly mounted at the top end of the telescopic loop bar 2, and the separation blades 3 abut against the surface of the base mounting frame 1.

Through adopting above-mentioned technical scheme, block the base mounting bracket with flexible loop bar through the separation blade, prevent that flexible loop bar from droing and causing the accident in the installation.

Further, the surface of slide bar 5 is equipped with dead lever recess 6, and the inside of flexible loop bar 2 is equipped with flexible loop bar recess 18, and slide bar 5 runs through the inside that the bottom of fixing bolt 4 extends to flexible loop bar recess 18, and the surface of flexible loop bar 2 is equipped with fixing bolt 4, and fixing bolt 4 runs through the surface of flexible loop bar 2 and the inside of dead lever recess 6 and extends to the other end of flexible loop bar 2, and fixing bolt 4's other end fixed mounting has fixed disc 19.

Through adopting above-mentioned technical scheme, through the cooperation of fixing bolt and dead lever recess, make the device can freely adjust length, prevent because the size of overlength leads to installing difficulty or projection screen position scheduling problem.

Further, four through holes 10 are uniformly distributed on the surface of the ball clamp 9, and a bearing bolt 17 is clamped in the through holes 10.

Through adopting above-mentioned technical scheme, through the cooperation of bearing bolt and through-hole, make the device accessible bearing bolt fix the through-hole when the multi-angle installation, prevent that the ball buckle from droing in the inside of bearing through-hole, leading to unexpected the emergence.

Further, a sliding rod buckle 21 is fixedly installed at the bottom end of the sliding rod 5, a bearing groove 20 is formed in the top end of the bearing 7, and the sliding rod buckle 21 is clamped into the bearing groove 20.

Through adopting above-mentioned technical scheme, through the cooperation of bearing recess and slide bar buckle, make the bearing can be stable install in the bottom of slide bar, and can not influence the rotation of bearing.

Further, the bottom end of the ball buckle 9 is fixedly provided with a fixing block 14, four fixing rods 11 are uniformly distributed on the surface of the fixing block 14, a connecting rod 12 is fixedly arranged at the bottom end of the tail end of each fixing rod 11, and a baffle 13 is fixedly arranged at the bottom end of each connecting rod 12.

Through adopting above-mentioned technical scheme, through four baffles with projection screen's top clamping, make projection screen can stabilize in the inside of baffle, prevent that it from droing and causing the accident.

Further, four threaded holes 15 are uniformly distributed in the surface of the base mounting frame 1, and the base mounting frame 1 is fixedly mounted on the wall through the threaded holes 15.

Through adopting above-mentioned technical scheme, make device stability increase in the installation, prevent that the unstability leads to droing.

The working principle is as follows: during the use, whether each part of inspection device normally works, with the device through the 15 fixed mounting of screw hole on the base mounting bracket 1 on appointed wall, the angle of demand is adjusted to rotation through bearing 7 and ball 16, go into the inside of bearing through-hole 8 with ball buckle 9 card, make the inside of through-hole 10 is gone into to bearing bolt 17 card simultaneously, make ball buckle 9 fix the inside at bearing through-hole 8, rethread dead lever recess 6 and fixed bolt 4's cooperation, the required length of adjusting device, at last with projection screen clamping to baffle 13's inside.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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 wall hanging support for projection screen, includes base mounting bracket (1), its characterized in that: the surface of base mounting bracket (1) bottom is equipped with base mounting bracket recess (24), the inside sliding connection of base mounting bracket recess (24) has flexible loop bar (2), the bottom sliding connection of flexible loop bar (2) has slide bar (5), the bottom sliding connection of slide bar (5) has bearing (7), the bottom sliding connection of bearing (7) has ball (16), the bottom fixed mounting of ball (16) has ball buckle (9), the even surface distribution of bearing (7) has four bearing through-holes (8), all be equipped with two bearing bolt recesses (22) on the inner wall of bearing through-hole (8), the equal fixed mounting in inside of bearing bolt recess (22) has spring (23), the equal sliding connection of the other end of spring (23) has bearing bolt (17), bearing bolt (17) run through the surface extension of bearing through-hole (8) inner wall to the inside of bearing bolt recess (22).

2. A wall mount bracket for a projection screen as recited in claim 1, wherein: the top end fixed mounting of flexible loop bar (2) has four separation blades (3), separation blade (3) support the surface of base mounting bracket (1).

3. A wall mount bracket for a projection screen as recited in claim 1, wherein: the surface of slide bar (5) is equipped with dead lever recess (6), the inside of flexible loop bar (2) is equipped with flexible loop bar recess (18), the bottom that slide bar (5) run through fixing bolt (4) extends to the inside of flexible loop bar recess (18), the surface of flexible loop bar (2) is equipped with fixing bolt (4), fixing bolt (4) run through the surface of flexible loop bar (2) and the inside of dead lever recess (6) extend to the other end of flexible loop bar (2), the other end fixed mounting of fixing bolt (4) has fixed disc (19).

4. A wall mount bracket for a projection screen as recited in claim 1, wherein: four through holes (10) are uniformly distributed on the surface of the ball buckle (9), and the bearing bolt (17) is clamped into the through holes (10).

5. A wall mount bracket for a projection screen as recited in claim 1, wherein: the bottom fixed mounting of slide bar (5) has slide bar buckle (21), the top of bearing (7) is equipped with bearing groove (20), the inside of bearing groove (20) is gone into to slide bar buckle (21).

6. A wall mount bracket for a projection screen as recited in claim 1, wherein: the bottom fixed mounting of ball buckle (9) has fixed block (14), the surface evenly distributed of fixed block (14) has four dead levers (11), the terminal bottom position of dead lever (11) all fixed mounting have connecting rod (12), the equal fixed mounting in bottom of connecting rod (12) has baffle (13).

7. A wall mount bracket for a projection screen as recited in claim 1, wherein: the surface of the base mounting frame (1) is uniformly provided with four threaded holes (15), and the base mounting frame (1) is fixedly mounted on a wall through the threaded holes (15).