CN214618883U

CN214618883U - Mounting rack for computer liquid crystal display screen

Info

Publication number: CN214618883U
Application number: CN202022292332.5U
Authority: CN
Inventors: 倪林
Original assignee: Shanghai Xiange Electronic Technology Co ltd
Current assignee: Shanghai Xiange Electronic Technology Co ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-11-05
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses a mounting bracket for computer liquid crystal display, including desktop, U-shaped cardboard, stand, horizontal post A, recess, through-hole B, mounting panel and installation piece B, the bottom of desktop evenly is provided with the supporting leg, the other end setting of supporting leg is at the upper surface of bearing seat, upper surface one side of desktop is provided with the U-shaped cardboard, U-shaped cardboard and desktop buckle installation, the last surface mounting of U-shaped cardboard has the stand, the cover is equipped with the sliding sleeve on the stand outer wall, installation piece B is all installed to one side top and the below of sliding sleeve, install the swivel sleeve between the installation piece B of top and below, through-hole C has been seted up to the upper surface of swivel sleeve, the opposite side setting of damping pad is on the outer wall of dead lever. The utility model discloses simple structure can carry out the omnidirectional removal, and the practicality is strong, simultaneously the utility model discloses do not occupy the space of desktop, improved bigger operating space for the user.

Description

Mounting rack for computer liquid crystal display screen

Technical Field

The utility model relates to a DIY computer equipment technical field specifically is a computer liquid crystal display is with mounting bracket.

Background

The liquid crystal display screen is an active matrix liquid crystal display screen driven by means of thin film transistor, and is mainly characterized by that it uses current to stimulate liquid crystal molecule to produce point, line and surface and matches them with back lamp tube to form picture. IPS, TFT, SLCD all belong to the subclass of LCD. The working principle of the liquid crystal display screen is as follows: under the action of an electric field, the arrangement direction of liquid crystal molecules is changed, so that the light transmittance of an external light source is changed, electro-optical conversion is completed, and color reproduction of a time domain and a space domain is completed through filter films of red, green and blue three primary colors by utilizing different excitations of R, G, B three primary color signals.

The existing mounting rack for the liquid crystal display screen of the computer has the following defects:

(1) the existing mounting rack for the computer liquid crystal display screen is not flexible to lift.

(2) The removal is comparatively loaded down with trivial details about current computer for liquid crystal display mounting bracket display screen, can not be in a flexible way with the utility model discloses adjust.

(3) The existing mounting rack for the liquid crystal display screen of the computer is only suitable for a few places and has higher requirements on the desktop of the places.

(4) The existing mounting rack for the liquid crystal display screen of the computer cannot rotate the display screen, so that the mounting rack cannot be applied to a special working environment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a computer is mounting bracket for liquid crystal display to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a mounting rack for a computer liquid crystal display screen comprises a desktop, a U-shaped clamping plate, stand columns, transverse columns A, grooves, through holes B, a mounting plate and mounting blocks B, wherein supporting legs are uniformly arranged at the bottom of the desktop, the other ends of the supporting legs are arranged on the upper surface of a bearing seat, one side of the upper surface of the desktop is provided with the U-shaped clamping plate, the U-shaped clamping plate is installed with the desktop in a buckling mode, the stand columns are installed on the upper surface of the U-shaped clamping plate, the outer wall of each stand column is sleeved with a sliding sleeve, the mounting blocks B are installed above and below one side of the sliding sleeve, a rotating sleeve is installed between the mounting blocks B above and below the sliding sleeve, the upper surface of the rotating sleeve is provided with the through holes C, the inner wall of the rotating sleeve is provided with damping pads B, the other side of each damping pad is arranged on the outer wall of a fixing rod, one side of each rotating sleeve is provided with the transverse column A, one side of the upper surface of each transverse column is provided with the through hole D, the anti-skid device is characterized in that the transverse column A is rotatably connected with the transverse column B, through holes D are formed in the upper surfaces of the transverse column A, the anti-skid pad and the transverse column B, the through holes D are located on the same central line, damping pads C are arranged on the inner walls of the through holes D on the transverse column A and the transverse column B, the other sides of the damping pads C are arranged on the outer wall of the rotating shaft A, mounting blocks C are mounted on the upper surface of the transverse column B, bearings C are arranged at the bottoms of the mounting blocks C, a mounting block A is mounted on one side of the upper surface of the transverse column B, the mounting block A is connected with an opening and closing fixing plate through an opening and closing shaft, a mounting plate is mounted on one side of the opening and closing fixing plate, the fixing plate is rotatably connected with the mounting plate, the through hole B is formed in one side of the fixing plate and the mounting plate, a damping pad A is arranged on the outer wall of the through hole B, and the other side of the damping pad A is arranged on the outer wall of the rotating shaft B, the groove is formed in the center of the outer wall of one side of the fixing plate, the display screen shell is installed on one side of the fixing plate, and the computer liquid crystal display screen is arranged on one side of the display screen shell.

Preferably, a threaded hole B is formed in the bottom of the U-shaped clamping plate, a threaded rod A is arranged on the inner wall of the threaded hole B, external threads on the outer wall of the threaded rod A are meshed with internal threads on the hole wall of the threaded hole B, a rotating disk B is arranged at one end of the threaded rod A, a rubber pad is arranged at the other end of the threaded rod A, the rubber pad is located on the inner side of the inner wall of the U-shaped clamping plate, and the upper surface of the rubber pad is arranged on one side of the lower surface of the table top.

Preferably, the stand passes through-hole A on the sliding sleeve and is connected with soft rubber pad, through-hole A sets up the upper surface at the sliding sleeve, soft rubber pad sets up on the inner wall of sliding sleeve, the preceding terminal surface central point of sliding sleeve puts and sets up screw hole A, be provided with threaded rod B on screw hole A's the inner wall, the external screw thread on the threaded rod B outer wall is connected with the internal thread meshing on the screw hole A pore wall, rotary disk A is installed to rotary disk B's one end, the rotary rod is installed to one side of rotary disk A.

Preferably, the bottom of the mounting block B is provided with a fixing rod, and the other end of the fixing rod penetrates through a through hole C in the rotary sleeve to be connected with the mounting block B below.

Preferably, one side of the bottom of the transverse column A is provided with an installation block C, the upper surface of the installation block C is provided with a bearing D, the inner wall of the bearing D is provided with a rotating shaft A, and the rotating shaft A penetrates through the through hole D in the transverse column A, the wear-resistant anti-slip mat and the transverse column B and is connected with the bearing C.

Preferably, stopper B is installed to one side of mounting panel, stopper B's one side is provided with bearing B, be provided with pivot B on bearing B's the inner wall, pivot B passes through-hole B on fixed plate and the mounting panel and is connected with bearing A, bearing A sets up the one side at stopper A, the stopper is installed on one side outer wall of recess.

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

(1) through the matching arrangement of the upright post, the sliding sleeve, the soft rubber pad, the rotating rod and the rotating disk A, when the utility model discloses when the time-out need be carried out, upwards or the sliding sleeve that moves down, the sliding sleeve reciprocates and can drive the utility model discloses upwards or decurrent linear motion carries out, corotation or reversal rotary rod, rotary rod can drive rotary disk A when carrying out corotation or reversal and carry out corotation or reversal, rotary disk A can drive threaded rod B when carrying out corotation or reversal and carry out corotation or reversal, threaded rod B carries out corotation or reversal and can drive threaded rod B through the thread engagement effect and carry out left or right linear motion, threaded rod B can press from both sides the stand tightly or loosen, soft rubber pad can increase the frictional force that the sliding sleeve reciprocated, has realized the utility model discloses a reciprocate, the problem of sliding sleeve landing in clamping state can not appear moreover, and the practicality is strong.

(2) Through horizontal post B, pivot A and damping pad C's cooperation setting, work as the utility model discloses when need carry on left or right removal, promote horizontal post B left or right, horizontal post B is left or right linear motion can drive the utility model discloses do left or right linear motion, horizontal post B carries out left or right linear motion can drive pivot A and carries out corotation or reversal, because damping pad C's friction can reduce pivot A's rotation rate when pivot A carries out corotation or reversal, has realized the utility model discloses a move left or right, has avoided simultaneously to remove and has caused computer liquid crystal display to receive the potential safety hazard of harm fast.

(3) Through the desktop, the U-shaped cardboard, rubber pad and rotary disk B cooperation set up, during the use, block the desktop in the recess of U-shaped cardboard, corotation or reversal rotary disk B can drive threaded rod A and rubber pad during corotation or reversal rotary disk B and carry out corotation or reversal, threaded rod A carries out corotation or reversal and can carry out upwards or decurrent rectilinear motion through the thread engagement effect, threaded rod A and rubber pad can fix or loosen the desktop when upwards or decurrent rectilinear motion, the area of desktop can not be taken to the area of U-shaped cardboard for a short time, low to the requirement of desktop, more space is provided for the user.

(4) Through the cooperation setting of display screen casing, damping pad A and pivot B, work as the utility model discloses a when the display screen casing need rotate, just pass or reverse the display screen casing, the display screen casing can drive pivot B and just pass or reverse, and damping pad A on the pivot B outer wall can play the effect that reduces slew velocity when pivot B carries out just passing or reversing, has realized that the display screen casing carries out the purpose of revolving, has improved the utility model discloses a practicality.

Drawings

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of the sliding sleeve structure of the present invention;

FIG. 4 is a schematic view of the enlarged structure of the part A of the present invention;

FIG. 5 is a schematic view of the enlarged structure of the part B of the present invention;

fig. 6 is a schematic view of the local enlarged structure at the position C of the present invention;

fig. 7 is a schematic diagram of the local enlarged structure at position D of the present invention.

In the figure: 1. a display screen housing; 2. a fixing plate; 201. a groove; 3. an opening and closing fixing plate; 4. a desktop; 5. Supporting legs; 6. a load bearing seat; 7. a U-shaped clamping plate; 8. a column; 9. a sliding sleeve; 901. a threaded hole A; 10. rotating the rod; 11. rotating the disc A; 12. a transverse column A; 13. a transverse column B; 14. mounting a block A; 15. opening and closing the shaft; 16. a rubber pad; 17. rotating the disc B; 18. a threaded rod A; 19. a computer liquid crystal display screen; 20. a threaded rod B; 21. a soft rubber pad; 22. a through hole A; 23. a limiting block A; 231. a bearing A; 24. a through hole B; 25. mounting a plate; 26. a limiting block B; 261. a bearing B; 27. a damping pad A; 28. a threaded hole B; 29. A rotating sleeve; 30. a damping pad B; 31. a through hole C; 32. a mounting block B; 33. fixing the rod; 34. a bearing C; 35. a wear-resistant anti-slip pad; 36. a through hole D; 37. a bearing D; 38. a rotating shaft A; 39. a mounting block C; 40. A damping pad C; 41. and a rotating shaft B.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-7, the present invention provides an embodiment: a mounting rack for a computer liquid crystal display screen comprises a desktop 4, a U-shaped clamping plate 7, a stand column 8, a transverse column A12, a groove 201, a through hole B24, a mounting plate 25 and a mounting block B32, wherein supporting legs 5 are uniformly arranged at the bottom of the desktop 4, the other ends of the supporting legs 5 are arranged on the upper surface of a bearing seat 6, the U-shaped clamping plate 7 is arranged on one side of the upper surface of the desktop 4, the U-shaped clamping plate 7 is small in area and cannot occupy the area of the desktop 4, the requirement on the desktop 4 is low, a larger space is provided for a user, a threaded hole B28 is formed in the bottom of the U-shaped clamping plate 7, a threaded rod A18 is arranged on the inner wall of the threaded hole B28, external threads on the outer wall of a threaded rod A18 are meshed with internal threads on a threaded hole B28, a rotary disk B17 is arranged at one end of the threaded rod A18, a rubber pad 16 is arranged at the other end of the threaded rod A18, and the rubber pad 16 is positioned on the inner side of the inner wall of the U-shaped clamping plate 7, the upper surface of the U-shaped clamping plate 7 is provided with a stand column 8, the stand column 8 passes through a through hole A22 on the sliding sleeve 9 to be connected with a soft rubber pad 21, a through hole A22 is arranged on the upper surface of the sliding sleeve 9, the sliding sleeve 9 moves upwards or downwards, the sliding sleeve 9 can be driven to perform upward or downward linear motion, the soft rubber pad 21 is arranged on the inner wall of the sliding sleeve 9, the center position of the front end surface of the sliding sleeve 9 is provided with a threaded hole A901, the inner wall of the threaded hole A901 is provided with a threaded rod B20, an external thread on the outer wall of the threaded rod B20 is meshed and connected with an internal thread on the hole wall of the threaded hole A901, the threaded rod B20 can drive the threaded rod B20 to perform leftward or rightward linear motion through the thread meshing effect when rotating positively or reversely, the threaded rod B20 can clamp or loosen the stand column 8, a rotary disk A11 is installed at one end of the threaded rod B20, a rotary rod 10 is installed at one side of the rotary disk A11, mounting blocks B32 are mounted above and below one side of the sliding sleeve 9, a fixed rod 33 is mounted at the bottom of the mounting block B32, the other end of the fixed rod 33 passes through a through hole C31 on the rotary sleeve 29 to be connected with a mounting block B32 below, a through hole C31 is arranged on the upper surface of the rotary sleeve 29, a damping pad B30 is arranged on the inner wall of the rotary sleeve 29, the other side of the damping pad is arranged on the outer wall of the fixed rod 33, a transverse column A12 is mounted on one side of the rotary sleeve 29, a through hole D36 is arranged on one side of the upper surface of the transverse column, a mounting block C39 is arranged on one side of the bottom of the transverse column, a bearing D37 is arranged on the upper surface of the mounting block C39, a rotating shaft A38 is arranged on the inner wall of the bearing D37, the rotating shaft A38 passes through the transverse column A12, the wear-resistant anti-skid pad 35 and a through hole D36 on the transverse column B13 to be connected with the bearing C34, the transverse column B13 is pushed leftwards or rightwards, the transverse column B13 to drive the left or right linear motion of the utility model, through holes D36 are respectively arranged on the upper surfaces of the transverse column A12, the wear-resistant anti-slip pad 35 and the transverse column B13, the through hole D36 is positioned on the same central line, damping pads C40 are arranged on the inner walls of through holes D36 on the transverse column A12 and the transverse column B13, the rotating speed of a rotating shaft A38 can be reduced due to the friction effect of the damping pads C40 when the rotating shaft 38A rotates forwards or backwards, so that the left or right movement of the utility model is realized, meanwhile, the potential safety hazard that the computer liquid crystal display 19 is damaged due to the quick movement of the utility model is avoided, the other side of the damping pads C40 is arranged on the outer wall of the rotating shaft A38, the mounting block C39 is arranged on the upper surface of the transverse column B13, the bearing C34 is arranged at the bottom of the mounting block C39, the mounting block A14 is arranged on one side of the upper surface of the transverse column B13, the mounting block A14 is connected with the opening and closing fixing plate 3 through an opening and a mounting plate 25 is arranged on one side of the fixing plate 3, stopper B26 is installed to one side of mounting panel 25, one side of stopper B26 is provided with bearing B261, be provided with pivot B41 on bearing B261's the inner wall, pivot B41 passes through-hole B24 on fixed plate 2 and the mounting panel 25 and is connected with bearing A231, through-hole B24 sets up the one side at fixed plate 2 and mounting panel 25, be provided with damping pad A27 on through-hole B24's the outer wall, damping pad A27's opposite side sets up on pivot B41's outer wall, bearing A231 sets up the one side at stopper A23, the stopper is installed on the one side outer wall of recess 201, recess 201 sets up the one side outer wall central point at fixed plate 2, display screen casing 1 is installed to one side of fixed plate 2, one side of display screen casing 1 is provided with computer liquid crystal display 19.

The working principle is as follows: when the utility model needs to be adjusted up and down, the sliding sleeve 9 is moved up or down, the sliding sleeve 9 can be driven by the up-and-down movement of the utility model to perform the upward or downward linear motion, the rotating rod 10 rotates forwards or backwards, the rotating rod 10 can drive the rotating disk A11 to rotate forwards or backwards when rotating forwards or backwards, the rotating disk A11 can drive the threaded rod B20 to rotate forwards or backwards when rotating forwards or backwards, the threaded rod B20 can drive the threaded rod B20 to perform the leftward or rightward linear motion through the thread meshing effect, the threaded rod B20 can clamp or loosen the upright post 8, the soft rubber pad 21 can increase the friction force of the up-and-down movement of the sliding sleeve 9, the up-and-down movement of the utility model is realized, the problem that the sliding sleeve 9 slips in the clamping state can not occur, the practicability is strong, when the utility model needs to move leftwards or rightwards, the transverse post B13 is pushed leftwards or rightwards, the transverse column B13 can be driven to do left or right linear motion, the transverse column B13 can be driven to do left or right linear motion to drive the rotating shaft A38 to rotate positively or reversely, when the rotating shaft A38 rotates positively or reversely, the rotating speed of the rotating shaft A38 can be reduced due to the friction of the damping pad C40, the left or right movement of the utility model is realized, the potential safety hazard that the computer liquid crystal display 19 is damaged due to quick movement is avoided, when in use, the desktop 4 is clamped in the groove of the U-shaped clamping plate 7, the rotating disc B17 rotates positively or reversely, when the rotating disc B17 rotates positively or reversely, the threaded rod A18 and the rubber pad 16 can be driven to rotate positively or reversely, when the threaded rod A18 rotates positively or reversely, the linear motion upwards or downwards can be carried out through the thread meshing effect, when the threaded rod A18 and the rubber pad 16 carry out upward or downward linear motion, the desktop is fixed or loosened 4, the area of U-shaped cardboard 7 is little can not occupy the area of desktop 4, and is low to the requirement of desktop 4, provides bigger space for the user, works as the utility model discloses a when display screen casing 1 need rotate, just pass or reverse display screen casing 1, display screen casing 1 can drive pivot B41 and just pass or reverse, damping pad A27 on the pivot B41 outer wall can play the effect that reduces slew velocity when pivot B41 just passes or reverses, has realized that display screen casing 1 carries out the purpose of revolving, has improved the utility model discloses a practicality, the practicality is strong.

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 computer is mounting bracket for liquid crystal display, includes desktop (4), U-shaped cardboard (7), stand (8), horizontal post A (12), recess (201), through-hole B (24), mounting panel (25) and installation piece B (32), its characterized in that: the table top is characterized in that supporting legs (5) are uniformly arranged at the bottom of the table top (4), the other ends of the supporting legs (5) are arranged on the upper surface of a bearing seat (6), a U-shaped clamping plate (7) is arranged on one side of the upper surface of the table top (4), the U-shaped clamping plate (7) is installed with the table top (4) in a buckling mode, a stand column (8) is installed on the upper surface of the U-shaped clamping plate (7), a sliding sleeve (9) is sleeved on the outer wall of the stand column (8), installation blocks B (32) are installed above and below one side of the sliding sleeve (9), a rotating sleeve (29) is installed between the installation blocks B (32) above and below the rotating sleeve, a through hole C (31) is formed in the upper surface of the rotating sleeve (29), a damping pad B (30) is arranged on the inner wall of the rotating sleeve (29), the other side of the damping pad is arranged on the outer wall of a fixing rod (33), a transverse column A (12) is installed on one side of the rotating sleeve (29), the upper surface of the transverse column is provided with a through hole D (36) on one side, the transverse column A (12) is rotatably connected with the transverse column B (13), the upper surfaces of the transverse column A (12), the wear-resistant anti-skid pad (35) and the transverse column B (13) are respectively provided with a through hole D (36), the through holes D (36) are positioned on the same central line, the inner walls of the through holes D (36) on the transverse column A (12) and the transverse column B (13) are provided with a damping pad C (40), the other side of the damping pad C (40) is arranged on the outer wall of the rotating shaft A (38), the upper surface of the transverse column B (13) is provided with a mounting block C (39), the bottom of the mounting block C (39) is provided with a bearing C (34), one side of the upper surface of the transverse column B (13) is provided with a mounting block A (14), and the mounting block A (14) is connected with an opening and closing fixing plate (3) through an opening and closing shaft (15), mounting panel (25) are installed to one side of fixed plate (3) that opens and shuts, fixed plate (2) are rotated with mounting panel (25) and are connected, one side at fixed plate (2) and mounting panel (25) is seted up in through-hole B (24), be provided with damping pad A (27) on the outer wall of through-hole B (24), the opposite side setting of damping pad A (27) is on the outer wall of pivot B (41), recess (201) set up one side outer wall central point at fixed plate (2) and put, display screen casing (1) is installed to one side of fixed plate (2), one side of display screen casing (1) is provided with computer liquid crystal display (19).

2. The mounting bracket of claim 1, wherein: threaded hole B (28) is seted up to the bottom of U-shaped cardboard (7), and is provided with threaded rod A (18) on the inner wall of threaded hole B (28), and the external screw thread on the outer wall of threaded rod A (18) is connected with the internal thread threaded engagement on the screw hole B (28) pore wall, rotary disk B (17) are installed to the one end of threaded rod A (18), rubber pad (16) are installed to the other end of threaded rod A (18), and rubber pad (16) are located the inboard of the inner wall of U-shaped cardboard (7), the upper surface setting of rubber pad (16) is in lower surface one side of desktop (4).

3. The mounting bracket of claim 1, wherein: stand (8) pass through-hole A (22) on sliding sleeve (9) and are connected with soft rubber pad (21), and through-hole A (22) set up the upper surface in sliding sleeve (9), soft rubber pad (21) set up on the inner wall of sliding sleeve (9), threaded hole A (901) have been seted up to the preceding terminal surface central point of sliding sleeve (9), be provided with threaded rod B (20) on the inner wall of threaded hole A (901), external screw thread on threaded rod B (20) outer wall is connected with the internal thread meshing on threaded hole A (901) pore wall, rotary disk A (11) are installed to the one end of threaded rod B (20), rotary rod (10) are installed to one side of rotary disk A (11).

4. The mounting bracket of claim 1, wherein: and a fixing rod (33) is installed at the bottom of the installation block B (32), and the other end of the fixing rod (33) penetrates through a through hole C (31) in the rotary sleeve (29) to be connected with the installation block B (32) below.

5. The mounting bracket of claim 1, wherein: the bottom one side of horizontal post A (12) is provided with installation piece C (39), and the upper surface of installation piece C (39) is provided with bearing D (37), and is provided with pivot A (38) on the inner wall of bearing D (37), and through-hole D (36) and bearing C (34) on horizontal post A (12), wear-resisting slipmat (35) and horizontal post B (13) are passed in pivot A (38) are connected.

6. The mounting bracket of claim 1, wherein: stopper B (26) are installed to one side of mounting panel (25), and one side of stopper B (26) is provided with bearing B (261), and is provided with pivot B (41) on the inner wall of bearing B (261), and through-hole B (24) that pivot B (41) passed on fixed plate (2) and mounting panel (25) are connected with bearing A (231), and bearing A (231) set up the one side in stopper A (23), and the stopper is installed on one side outer wall of recess (201).