KR200280550Y1 - Fixture for fixing objects on the wall - Google Patents

Abstract

The present invention discloses a wall fixing device that can be attached to the wall to freely adjust the angle of the various articles. The present invention is a bracket fixedly attached to the wall, the coupling means that the rear end is coupled to the bracket so as to rotate and detach in the left-right direction and the plurality of fixing arms at the front end spaced in parallel to each other, and the bracket A first fixing means for fixing the coupling means, and a plurality of rotating arms interposed between the fixing arms of the coupling means so that the rear end can rotate in the vertical direction, and an installation plate to which the article is attached to the tip of the rotating arms. Configured holding means, second fixing means for fixing the rotating arms of the holding means with respect to the fixing arms of the coupling means, and limiting the rotation angle of the rotating arms of the holding means with respect to the fixing arms of the coupling means. It consists of an angle limiting means. According to the present invention, it is possible to freely and easily adjust the angle of the article, such as a speaker on the wall surface, and even to the mechanical vibration and shock can be firmly and stably support the adjustment state of the angle can greatly improve the reliability. In addition, there is an effect that can be easily installed by a simple configuration.

Description

FIXTURE FOR FIXING OBJECTS ON THE WALL}

The present invention relates to a wall attachment device, and more particularly to a wall attachment device that can be installed to adjust the angle of the various articles on the wall freely.

In general, in order to install and use various articles and devices such as speakers, cameras, and lighting fixtures on walls, a fixing device capable of holding the articles firmly is required. The fixing device has a structure and a function corresponding to the kind and use of the article. For example, the fixing device used to attach the speaker is configured to be installed by adjusting the angle of the speaker.

Looking at the configuration of the conventional wall mounting fixture, it is assembled by a screw fastening structure to fix the bracket (Bracket) using a concrete screw on the wall, and to rotate the holder (Holder) from side to side in front of the bracket. The speaker is assembled to the mounting plate of the holder, and the holder is provided with a screwing structure to rotate the mounting plate up and down.

In such a conventional wall fixing device, if the bracket is mounted on the wall and then the holder on which the speaker is assembled is assembled to the bracket, the angle of the speaker is determined by the screwing structure of the bracket and the holder and the screwing structure of the mounting plate. Can be adjusted. However, there is a disadvantage in that the adjustment state of the angle is severely changed as the screwing structure is released by the mechanical vibration of the speaker. Particularly, when the screwing structures are loosened, a heavy article may be damaged by hitting a wall while moving due to its own weight. Therefore, a fixing device that simply configures the angle adjusting structure by the screwing structure installs a heavy article such as a speaker. Has inadequate disadvantages.

The present invention has been made to solve the various problems of the prior art as described above, an object of the present invention is to provide a wall attachment fixing device that can be installed to adjust the angle of the article on the wall freely and simply.

Another object of the present invention is to provide a wall-mounted fixing device that can firmly and stably support the angle adjustment state even in the application of mechanical vibration.

Still another object of the present invention is to provide a wall fixing device that can be easily installed by a simple configuration.

Features of the present invention for achieving the above object, and the bracket is fixedly attached to the wall; A coupling means coupled to the bracket such that the rear end is rotatable and detachable in a lateral direction, and a plurality of fixing arms spaced apart from each other in parallel to the front end; First fixing means for fixing the coupling means with respect to the bracket; A holding means having a plurality of rotating arms interposed between the fixed arms of the coupling means so that the rear end can rotate in the vertical direction, the holding means having an installation plate to which an article is attached to the ends of the rotating arms; Second fixing means for fixing the rotating arms of the holding means with respect to the fixing arms of the coupling means; A wall mounting fixture comprising angle limiting means for limiting the angle of rotation of the rotating arms of the holding means relative to the fixing arms of the coupling means.

1 is a perspective view showing the configuration of the wall mounting fixture according to the present invention,

Figure 2 is a perspective view showing the separated structure of the bracket and the coupling unit in the wall mounting fixture according to the present invention,

3 is a perspective view separately showing the configuration of the coupling unit, the first fixing means, the holding unit, the second fixing means and the angle limiting means in the wall mounting apparatus according to the present invention,

Figure 4 is a plan view showing the assembly of the wall mounting fixture according to the present invention,

5A and 5B are partial sectional views taken along line II of FIG. 4;

Figure 6 is a rear view showing the configuration of the bracket and the ring stopper in the wall mounting fixture according to the present invention,

7A and 7B are partial cross-sectional views taken along the line II-II of FIG. 6.

♣ Explanation of symbols for the main parts of the drawing ♣

1: wall surface 10: bracket

13: coupling groove 14: protrusion

30: coupling unit 21: rotary shaft member

25: left fixed arm 26: right fixed arm

27: central fixed arm 30: first fixing means

32: ring stopper 33: locking groove

34: locknut 40: decorative plate

50: holding unit 51: left rotating arm

52: right turn arm 53: mounting plate

60: second fixing means 61: screw

62: handle 63: lock nut

70: angle limiting means 71: ball

Hereinafter, a preferred embodiment of the wall mounting fixture according to the present invention will be described in detail with reference to the accompanying drawings.

First, referring to Figures 1, 2 and 6, the wall attachment fixing device of the present invention is provided with a bracket (10) attached to the wall (1) or wall panel. On both sides of the bracket 10, the left side fixing plate portion 11a and the right side fixing plate portion 11b which are in close contact with the wall surface 1 are formed in parallel with each other, and the left and right side fixing plate portions 11a, 11b are bent to protrude forward. It is connected integrally by the center fixing plate part 11c. The upper and lower portions of the left and right side fixing plate portions 11a and 11b are formed with through holes 12a and 12b that can be fixed to the wall surface 1 by passing, for example, a concrete screw 2 and the center fixing plate portion 11c Coupling groove 13 is open in the center is cut off. On the rear surface of the central fixing plate portion 11c close to the lower end of the coupling groove 13, a plurality of protrusions 14 are formed to be equally spaced by embossing (Embossing). 6 shows that the three protrusions 14 are formed to form 90 °, but the number and position of the protrusions 14 may be appropriately changed.

2 to 4, the rear end of the coupling unit 20 is rotatably coupled to the coupling groove 13 of the bracket 10. The coupling unit 20 has a rotating shaft member 21 fitted to the rear end of the coupling groove 13 of the bracket 10 so as to rotate, and the rotating shaft member 21 of the coupling groove 13 is open. Can be removed through the top. Three fixing grooves 22a to 22c are formed in parallel with each other at the front end of the rotary shaft member 21, and a fixing hole 23 penetrating the fixing grooves 22a to 22c is formed at the outer surface of the front end. And the threaded part 24 is formed in the outer surface of the rear end of the rotating shaft member 21.

In addition, the rear ends of the left fixed arm 25, the right fixed arm 26 and the center fixed arm 27 are fitted into and fixed to the fixing grooves 22a to 22c of the rotating shaft member 21, respectively. . At the rear end of each of the fixing arms 25, 26, 27, fixing holes 25a, 26a, 27a are formed so as to be aligned with the fixing holes 23 of the rotating shaft member 21, and the through holes 25b are aligned at each end. , 26b and 27b) are formed. The through holes 25b and 26b of each of the left and right fixed arms 25 and 26 are formed in the center of the protrusions 25c and 26c protruding outward. In the central fixed arm 27, a plurality of holes 27c are formed at equal intervals with respect to the through hole 27b. Although four holes 27c are formed to form 90 ° in FIG. 4, the numbers and positions of the holes 27c may be appropriately changed. A spring pin 28 is coupled to the fixing holes 23 and the fixing holes 25a, 26a and 27a of the fixing arms 25, 26 and 27 of the rotating shaft member 21, respectively. The rear end of each of the fixing arms 25, 26, 27 is firmly fixed to the front end of the rotating shaft member 21 by the coupling of the pin 28.

The rotating shaft member 21 of the coupling unit 20 is fixed to the coupling groove 13 of the bracket 10 by the first fixing means 30. The first fixing means 30 includes protrusions 14 formed on the rear surface of the bracket 10 and a screw portion 24 formed on the outer surface of the rotating shaft member 21. The first fixing means 30 has a ring stopper 32 fixed to the rear end of the rotating shaft member 21 by fastening the screws 31 so as to be in close contact with the rear surface of the bracket 10. , The ring stopper 32 is formed with a plurality of engaging grooves 33 to be fitted to the protrusions 14 of the bracket 10 continuously along the circumferential direction. As shown in FIGS. 5A and 6, when the engaging grooves 33 of the ring stopper 32 are fitted to the protrusions 14 of the bracket 10, the ring stopper 32 and the rotating shaft member 21 are provided. Cannot be rotated. A lock nut 34 is fastened to the screw portion 24 of the rotating shaft member 21 so as to be in close contact with the front surface of the bracket 10.

1, 2 and 4, between the bracket 10 and the lock nut 34 of the first fixing means 30, a decorative plate 40 capable of concealing the bracket 10 is mounted. The cross section of the decorative plate 40 is formed in an arc shape that can surround the entire bracket 10. A through hole 41 through which the screw portion 24 of the rotating shaft member 21 passes is formed at the center of the decorative plate 40, and a coupling groove 42 to which the central fixing plate portion 11c of the bracket 10 is coupled to the rear surface thereof. Is formed.

Referring back to FIGS. 1 to 4, a holding unit 50 is connected to the fixing arms 25, 26, 27 of the coupling unit 20. The holding unit 50 has a left rotating arm 51 and a right rotating arm 52 having rear ends interposed between the ends of the fixed arms 25, 26, 27. Through holes 51a and 52a are formed at the rear ends of the rotary arms 51 and 52 so as to align with the through holes 25b, 26b and 27b of the fixed arms 25 and 26b. A plurality of positioning grooves 51b and 52b are formed at equal intervals along the circumferential direction so as to align with the holes 25c and 26c of the arms 25 and 26. Fixing plate portions 51c and 52c are bent at the front end of each of the rotary arms 51 and 52 so as to form a straight line to the outside, and through holes 51d and 52d are formed in the fixing plate portions 51c and 52c.

In the present embodiment, the fixed arms 25, 26, 27 of the coupling unit 20 and the rotating arms 51, 52 of the holding unit 50 can appropriately change their numbers. For example, one rotating arm may be interposed between two fixed arms, or three rotating arms may be interposed between four fixed arms. At this time, the fixed arm and the rotating arm shall be designed to have sufficient strength to support the weight of the attached article.

In addition, the mounting plate (53c, 52c) of the rotary arms (51, 52) is fixed to the mounting plate 53, which can be attached to the article, for example, the speaker 3 is fixed by welding, the mounting plate ( The through hole 53a is formed in the 53 so as to be aligned with the through holes 51d and 52d of the fixing plate portions 51c and 52c. When the screw 4 is fastened to the rear surface of the speaker 3 through the through holes 51d and 52d of the rotary arms 51 and 52 and the through hole 53a of the mounting plate 53, the mounting plate 53 The speaker 3 can be easily mounted on the front side.

4, 6 and 7a and 7b, the wall fixing device of the present invention is a rotating arm of the holding unit 50 with respect to the fixing arms (25, 26, 27) of the coupling unit 20 And second fixing means 60 for fixing the 51 and 52. The second fixing means 60 is a screw 61 passing through the through holes 25b, 26b, 27b of the fixing arms 25, 26, 27 and the through holes 51a, 52a of the rotating arms 51, 52. A handle 62 having a screw and a fixing arm 25, 26, 27 of the coupling unit 20 and a rotating arm 51 of the holding unit 50, fastened to the screw 61 of the handle 62. 52 is composed of a lock nut (63) in close contact with each other. The handle 62 and the lock nut 63 are supported by the protrusions 25c and 26c of the left and right fixed arms 25 and 26 so that the tightening force due to the fastening of the screw 61 and the lock nut 63 is the protrusion 25c. , By focusing on 26c, it is possible to increase the fixing force by the close contact between the fixed arms (25, 26, 27) and the rotary arms (51, 52).

As shown in Figs. 6 and 7A and 7B, the wall fixing device of the present invention is a rotating arm of the holding unit 50 with respect to the fixing arms 25, 26, 27 of the coupling unit 20. And angle limiting means 70 for limiting the rotation angles of the 51 and 52. The angle limiting means 70 is a position formed in the holes 27c formed in the central fixed arm 27 of the coupling unit 20 and the rotating arms 51 and 52 of the holding unit 50. Crystal grooves 51b and 52b. In each of the holes 27c of the central fixed arm 27, a plurality of balls 71 are inserted as restraining means so as to protrude in left and right directions, and balls 71 protruding outward of the central fixed arm 27. Are fitted into the positioning grooves 51a, 52a of the rotary arms 51, 52 to limit the rotational angle and rotation of the rotary arms 51, 52 with respect to the fixed arms 25, 26, 27. In this embodiment, the balls 71 inserted into each of the holes 27a of the central fixed arm 27 protrude on both outer sides of the central fixed arm 27 to position each of the rotary arms 51 and 52. It may be replaced by an embossing projection fitted to the crystal grooves 51a and 52a.

Hereinafter, the operation of the wall mounting fixture according to the present invention having such a configuration will be described.

2, in order to attach the speaker 3 to the wall surface 1 by the wall fixing device of the present invention, first, the coupling groove of the bracket 10 in which the coupling unit 20 is separated. After arranging on the wall surface 1 with the 13 facing upwards, and fixing the screw 2 to the wall surface 1 through the through holes 12a and 12b of the bracket 10, the bracket on the wall surface 1 (10) can be fixed firmly. The speaker 3 is disposed in front of the mounting plate 53, and the screw 4 is inserted through the through holes 51a and 52a of the rotary arms 51 and 52 and the through hole 53a of the mounting plate 53. When fastened to the speaker 3, the speaker 3 can be firmly mounted on the front surface of the installation plate 53. As shown in FIG.

Next, as shown in FIG. 5B, the rotary shaft member 21 between the ring stopper 32 and the decorative plate 40 may be inserted into the engaging groove 13 of the bracket 10. Loosen the lock nut 34 which is fastened to the screw part 24. The ring stopper 32 is positioned at the rear of the bracket 10, and the coupling groove 13 of the bracket 10 is fitted so that the center fixing plate portion 11c of the bracket 10 is fitted into the coupling groove 42 of the decorative plate 40. ), The rotary shaft member 21 between the ring stopper 32 and the decorative plate 40 is inserted. Rotating the rotating shaft member 21 of the coupling unit 20 selects the left and right angles of the speaker 3 to a desired angle, and as shown in FIG. 6, the protrusions 14 of the bracket 10 are attached to the protrusions 14. Fit the locking grooves 33 of the ring stopper 32. Then, when the lock nut 34 fastened to the screw portion 24 of the rotating shaft member 21 is tightened, the ring stripper 32 and the decorative plate 40 are brought into close contact with the front and rear surfaces of the bracket 10. Rotating shaft member 21 fitted in the engaging groove 13 of 10 is firmly fixed. As shown in FIGS. 5A and 6, the locking groove 33 of the ring stopper 32 is caught by the protrusions 14 of the bracket 10 so that the rotation of the rotating shaft member 21 is more firmly performed. In particular, even when the lock nut 34 is slightly loosened by the mechanical vibration of the speaker 3, the rotating shaft member 21 cannot be rotated. Therefore, the screw 31 and the lock nut 34 of the first fixing means 30 prevent the movement of the speaker 3 due to loosening, and firmly support the load of the speaker 3 so that the speaker 3 It can be prevented from colliding with the wall surface 1 while moving.

7A and 7B, when the screw 61 and the lock nut 63 are released by the operation of the handle 62, from the positioning grooves 51b and 52b of the rotary arms 51 and 52. The balls 71 may be separated to rotate the rotary arms 51 and 52 of the holding unit 50 about the screw 61. Rotating the arms 51, 52 of the holding unit 50 with respect to the fixing arms 25, 26, 27 of the coupling unit 20 selects the vertical angle of the speaker 3 in the desired direction. . At this time, since the balls 71 are fitted into the positioning grooves 51b and 52b of each of the rotating arms 51 and 52 to limit the rotation angle of the holding unit 50, the vertical direction of the speaker 3 is increased. The angle can be set accurately.

As shown in FIG. 7A, after the up-down angle of the speaker 3 is selected, the screw 61 and the lock nut 63 are tightened again, and the fixing arms 25, 26, 27 and the rotating arm ( 51, 52 are tightly tightened and at the same time the balls 71 are in close contact with the positioning grooves 51b, 52b of each of the rotary arms 51, 52 so that the fixed arms 25, 26, 27 Rotating arms (51, 52) are firmly fixed to. Rotating arm even when the lock nut 63 is slightly loosened by mechanical vibration of the speaker 3 due to the ball 71 being fitted into the positioning grooves 51b and 52b of each of the rotating arms 51 and 52. 51 and 52 cannot be rotated. Therefore, the screw 61 and the lock nut 63 of the second fixing means 60 can prevent the movement of the speaker 3 due to loosening, thereby improving reliability.

On the other hand, when you want to reset the angle of the speaker 3 in a state in which the speaker 3 is installed on the wall surface 1 by the wall mounting fixture of the present invention, the projections 14 of the bracket 10 are ring stopper Uncoupling the lock nut 34 of the first fixing means 30 so that it can be separated from the engaging grooves 33 of the 32, the coupling unit 20 fitted into the coupling groove 13 of the bracket 10 Rotating the rotating shaft member 21, it is possible to easily adjust the left and right angle of the speaker (3). When the protrusions 14 of the bracket 10 are separated from the locking grooves 33 of the ring stopper 32, the rotary shaft member 21 may be separated above the coupling groove 13 of the bracket 10. Thus, even when the speaker 3 is attached to the holding unit 50, the speaker 3 can be easily separated from the wall 1. The lock nut 63 of the second fixing means 60 is such that the balls 71 of the angle adjusting means 70 can be separated from the positioning grooves 51b and 52b of each of the rotary arms 51 and 52. Loosen the rotation arm 51, 52 of the holding unit 50 around the screw 61 of the handle 62, it is possible to easily adjust the up and down angle of the speaker (3).

The above-described embodiments are merely illustrative of one embodiment of the present invention, and the scope of the present invention is not limited to the above-described embodiments, and may be appropriately changed within the scope of the claims. For example, the shape and structure of each component specifically shown in the embodiment of the present invention can be modified.

As described above, according to the wall fixing device according to the present invention, it is possible to freely and easily adjust the angle of the article, such as a speaker on the wall, and to support the adjustment state of the angle firmly and stably in spite of the mechanical vibration and shock. Can greatly improve the reliability. In addition, there is an effect that can be easily installed by a simple configuration.

Claims (5)

A bracket fixedly attached to the wall; A coupling means coupled to the bracket such that a rear end thereof is rotatable and detachable in left and right directions, and a plurality of fixing arms spaced apart from each other in parallel to the front end; First fixing means for fixing the coupling means with respect to the bracket; Holding means having a plurality of rotating arms interposed between the fixed arms of the coupling means so as to rotate in a vertical direction, the mounting plate having an article attached to the ends of the rotating arms; Second fixing means for fixing the rotating arms of the holding means with respect to the fixing arms of the coupling means; And an angle limiting means for limiting the rotational angle of the rotating arms of the holding means with respect to the fixing arms of the coupling means. The method of claim 1, wherein the first fixing means, A plurality of protrusions protruding from a rear side of the bracket at a position where a rear end of the coupling means is adjacent; A ring stopper fixed to a rear end of the coupling means so as to be in close contact with a rear surface of the bracket, and a plurality of engaging grooves that are fitted to the protrusions of the bracket are continuously formed along the circumferential direction; And a lock nut fastened to a screw portion formed on an outer surface of a rear end of the coupling means and in close contact with the front surface of the bracket. 4. The wall mounting fixture of claim 3, further comprising a decorative plate disposed between the bracket and the lock nut of the first fixing means to conceal the bracket. 2. The fixed arm of the coupling means according to claim 1, wherein the second fixing means has a handle having a screw passing through the fixing arms of the coupling means and the rotating arms of the holding means, And a lock nut for close contact with the rotating arms of the holding means. The method of claim 1, wherein the angle limiting means has a plurality of balls inserted into the left and right sides of the central fixed arm which is located between the rotational arms of the fixed arms and the inner surface of the rotary arms Wall mounting fixture consisting of a plurality of positioning grooves are formed at equal intervals along the circumferential direction so that the balls can be fitted.