CN216393621U

CN216393621U - Wall-hanging video stand with safeguard function

Info

Publication number: CN216393621U
Application number: CN202122773289.9U
Authority: CN
Inventors: 张信业
Original assignee: Qingdao Liangtu Teaching Equipment Co ltd
Current assignee: Shibo Creative Tangshan Exhibition And Exhibition Co ltd
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-04-29
Anticipated expiration: 2031-11-12

Abstract

The utility model relates to the technical field of multimedia equipment, and discloses a wall-mounted video display stand with a protection function, which comprises a box body, a display board and a protection arm, wherein the display board is movably connected in the cavity of the box body, two groups of hangers are fixedly connected at the upper end of the rear surface of the box body, two groups of fixing plates are arranged at the lower end of the rear surface of the box body, the fixing plates are fixedly connected with the box body, a projector is arranged at the upper end of the front surface of the box body, the lower end of the projector is rotatably connected with the box body, a U-shaped structural groove called an inner groove is formed in the front surface of the box body, the protection arm is arranged in the inner groove, the utility model is provided with a fixing plate, a threaded bolt is arranged on the fixing plate, one end of the threaded bolt is connected with a sucker, fix the box below through the sucking disc, increase box stability, protection arm and extension rod combination bearing are in show board bottom, consolidate being connected between show board and the box, prevent that the show board from droing from the box because of external force is too big.

Description

Wall-hanging video stand with safeguard function

Technical Field

The utility model relates to the technical field of multimedia equipment, in particular to a wall-mounted video display stand with a protection function.

Background

An education integrated machine, also called an electronic whiteboard, is widely applied in daily teaching, and is generally provided with a video exhibition stand for scanning documents, test papers and the like, transmitting data to the electronic whiteboard, and displaying the data on a screen after processing to share the documents or perform annotation explanation.

The current wall-hanging video stand is only through two sets of stationary blades, hangs the stand on the wall through the couple, and the stand below is unrestrained, can rock when receiving external force for the fixed of stand is firm inadequately.

Therefore, a wall-mounted video display stand with a protection function is designed.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a wall-mounted video display stand with a protection function, which solves the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a wall-hanging video stand with safeguard function, the power distribution box comprises a box body, show board and protection arm, the box is square cavity structure, the inside show board that is equipped with of box cavity, show board and box swing joint, box rear surface upper end is equipped with two sets of hangers, hangers and box fixed connection, the lower extreme of box rear surface is equipped with two sets of fixed plates, fixed plate and box fixed connection, box front surface upper end is equipped with the projecting apparatus, the projecting apparatus lower extreme rotates with the box to be connected, the box front surface has been seted up U type structure groove and has been called built-in groove, the built-in inslot is equipped with protection arm.

Furthermore, a supporting component is arranged between the protective arm and the box body, one end of the supporting component is rotatably connected with the protective arm, the other end of the supporting component is rotatably connected with the inner wall of the built-in groove, a triangular structure is formed among the protective arm, the supporting component and the box body, and the stability between the box body and the display board is improved.

Further, the hangers have been seted up on the surface and have been hung the hole, and fixed plate surface has been seted up threaded hole, and threaded hole is equipped with the screw bolt, and the screw bolt is tied with fixed plate threaded connection, and screw bolt right-hand member fixedly connected with sucking disc carries out vacuum adsorption to the wall body through the sucking disc, and with box lower hem and wall body fixation, prevent that the box lower hem from rocking, increase the burden of couple and hangers.

Further, the spout has been seted up to the inner wall of the box bottom, and the through-hole has been seted up to show board one end side, and fixedly connected with links the axle in the through-hole, links a both ends respectively fixedly connected with slide, the slide locate in the spout and with spout inner wall sliding connection, the spout restricts the slide, prevents that the slide from reciprocating in the box, and the restriction power of spout to the slide has formed the holding power of box to the show board simultaneously.

Further, the protection arm lower surface is seted up flutedly, and swing joint has the extension rod in the recess, and the extension rod is U type structure, and inside the extension rod both ends extended to two sets of protection arms respectively, the extension rod increased the length of protection arm, and the angle that expandes between the messenger protection arm when supporting the show board is bigger, and is stronger to the support of show board.

Further, the groove of accomodating has been seted up to protection arm rear surface, and protection arm upper end an organic whole is connected with the pivot, and the protection arm rotates with the box through the pivot to be connected, and when the protection arm was packed up, the supporting component was folded to get into and is accomodate the inslot, avoided hindering the protection arm to pack up.

Furthermore, the supporting component is composed of a first connecting rod and a second connecting rod, through holes are respectively formed in the right end of the first connecting rod and the left end of the second connecting rod, and the first connecting rod is rotatably connected with the second connecting rod through a bolt.

Furthermore, the left end of the first connecting rod is arranged in the accommodating groove and is rotationally connected with the inner wall of the accommodating groove, and the right end of the second connecting rod is arranged in the built-in groove and is rotationally connected with the inner wall of the built-in groove.

The utility model has the beneficial effects that:

1. the utility model discloses a, through addding the fixed plate, set up the screw bolt on the fixed plate, the sucking disc is connected to screw bolt one end, when hanging the box on the wall through the hangers, adsorb the box lower extreme on the wall through the sucking disc simultaneously, make the box lower extreme receive the restraint, be difficult for rocking, prevent that the box from droing, effectively solved current wall-hanging video stand only through two sets of stationary blades, hang the stand on the wall through the couple, stand below unconstrained, can rock during external force, make the fixed firm problem inadequately of stand.

2. The utility model discloses a, through addding the protection arm, protection arm and extension rod combination bearing are in the show board bottom, consolidate being connected between show board and the box, share external force for the show board when the show board atress, prevent that the show board from droing from the box because of external force is too big, have effectively solved traditional video stand and have only relied on the gravity and the external power of being connected the support show board between show board and the box to the show board, cause the cracked problem of junction between show board and the box easily.

Drawings

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

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

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

FIG. 4 is a partially enlarged view of the case of the present invention;

FIG. 5 is a partial enlarged view of a display board according to the present invention;

FIG. 6 is a partial structural view of a guard arm according to the present invention;

fig. 7 is a schematic structural view of a fixing plate according to the present invention.

In the figure: 1. a box body; 2. a display board; 3. a protection arm; 4. a projector; 5. hanging a lug; 6. hanging holes; 7. a fixing plate; 8. a support assembly; 9. a built-in groove; 10. a chute; 11. a connecting shaft; 12. a slide plate; 13. a rotating shaft; 14. a first link; 15. a second link; 16. a bolt; 17. an extension rod; 18. a receiving groove; 19. a threaded bolt; 20. and (4) sucking discs.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, fig. 2 and fig. 3, a wall-hanging video stand with safeguard function, including box 1, show board 2 and protection arm 3, box 1 is square cavity structure, the inside show board 2 that is equipped with of box 1 cavity, show board 2 and box 1 swing joint, 1 rear surface upper end of box is equipped with two sets of hangers 5,

hangers

5 and 1 fixed connection of box, the lower extreme of 1 rear surface of box is equipped with two sets of fixed plates 7,

fixed plate

7 and 1 fixed connection of box, 1 front surface upper end of box is equipped with projecting apparatus 4, 4 lower extremes of projecting apparatus rotate with box 1 to be connected, 1 front surface of box has been seted up U type structure groove and has been called built-in groove 9, be equipped with protection arm 3 in the built-in groove 9.

Referring to fig. 3, a supporting component 8 is arranged between the protection arm 3 and the box body 1, one end of the supporting component 8 is rotatably connected with the protection arm 3, the other end of the supporting component 8 is rotatably connected with the inner wall of the built-in groove 9, a triangular structure is formed among the protection arm 3, the supporting component 8 and the box body 1, and stability between the box body 1 and the display board 2 is improved.

Referring to fig. 2 and 7, a hanging hole 6 is formed in the surface of the hanging lug 5, a threaded hole is formed in the surface of the fixing plate 7, a threaded bolt 19 is arranged in the threaded hole, the threaded bolt 19 is in threaded connection with the fixing plate 7, a sucking disc 20 is fixedly connected to the right end of the threaded bolt 19, the sucking disc 20 is used for performing vacuum adsorption on a wall body, the lower hem of the box body 1 is fixed with the wall body, the lower hem of the box body 1 is prevented from shaking, and the burden of a hook and the hanging lug 5 is increased.

Referring to fig. 4 and 5, a sliding groove 10 is formed in the bottom of the inner wall of the box body 1, a through hole is formed in the side face of one end of the display board 2, a connecting shaft 11 is fixedly connected in the through hole, sliding plates 12 are respectively fixedly connected to two ends of the connecting shaft 11, the sliding plates 12 are arranged in the sliding groove 10 and are in sliding connection with the inner wall of the sliding groove 10, the sliding plates 12 are limited by the sliding groove 10, the sliding plates 12 are prevented from moving up and down in the box body 1, and meanwhile, the limiting force of the sliding grooves 10 on the sliding plates 12 forms the supporting force of the box body 1 on the display board 2.

Referring to fig. 6, the lower surface of the protection arm 3 is provided with a groove, the groove is internally and movably connected with an extension rod 17, the extension rod 17 is of a U-shaped structure, two ends of the extension rod 17 extend into the two groups of protection arms 3 respectively, the extension rod 17 increases the length of the protection arm 3, the protection arm 3 is enabled to have a larger angle with the box body 1 when supporting the display board 2, and the support for the display board 2 is stronger.

Wherein, the groove 18 of accomodating has been seted up to protection arm 3 rear surface, and protection arm 3 upper end an organic whole is connected with pivot 13, and protection arm 3 rotates through pivot 13 and box 1 to be connected, and when protection arm 3 was packed up, supporting component 8 was folding to get into and is accomodate in the groove 18, avoids hindering protection arm 3 to pack up.

Wherein, supporting component 8 comprises first connecting rod 14 and second connecting rod 15, and the through-hole has been seted up respectively to first connecting rod 14 right-hand member and second connecting rod 15 left end, and first connecting rod 14 passes through bolt 16 with second connecting rod 15 and rotates and be connected.

Wherein, the left end of the first connecting rod 14 is arranged in the containing groove 18 and is rotationally connected with the inner wall of the containing groove 18, and the right end of the second connecting rod 15 is arranged in the built-in groove 9 and is rotationally connected with the inner wall of the built-in groove 9.

In summary, when the present invention is used, firstly, the box body 1 is hung on the wall hook through the hanging lug 5, then the screw bolt 19 is rotated to push the suction cup 20 to the wall surface to absorb the wall, then the display board 2 is pulled downwards to rotate the display board 2 to the horizontal state, in the process of rotating the display board 2, the sliding plate 12 at the bottom of the display board 2 slides in the sliding groove 10, when the display board 2 rotates to the horizontal state, the sliding plate 12 slides to the rear end of the sliding groove 10, the display board 2 is restrained by the box body 1 after being in the horizontal state and cannot continue to rotate downwards, then the protection arm 3 is pulled out of the built-in groove 9, after the protection arm 3 is pulled out of the built-in groove 9, the bottom of the extension rod 17 below the protection arm 3 is not forced to slide downwards from the inside of the protection arm 3, the anti-pulling extension rod 17 is pulled to the bottom of the display board 2, the extension rod 17 is attached to the bottom of the display board 2, in the process of pulling out of the protection arm 3, the support assembly 8 is pulled out, when the extension rod 17 is pasted with 2 bottoms of show board, first connecting rod 14 rotates to same water flat line with second connecting rod 15 on, is the triangle-shaped structure between guard arm 3, supporting component 8 and the box 1 this moment, has increased the stability of show board 2, has extension rod 17 to support show board 2 simultaneously, makes show board 2 can bear more external forces.

When not using, pack up display board 2 earlier, then ask the junction upward movement of first connecting rod 14 and second connecting rod 15, fold first connecting rod 14 and second connecting rod 15, ask extension rod 17 upward movement simultaneously, receive extension rod 17 inside protection arm 3, receive protection arm 3 in built-in groove 9, then peel off from the wall body with sucking disc 20 earlier, take off box 1 from the couple again.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a wall-hanging video stand with safeguard function, includes box (1), show board (2) and protection arm (3), its characterized in that: box (1) is square cavity structure, inside show board (2) of being equipped with of box (1) cavity, show board (2) and box (1) swing joint, box (1) rear surface upper end is equipped with two sets of hangers (5), hangers (5) and box (1) fixed connection, the lower extreme of box (1) rear surface is equipped with two sets of fixed plate (7), fixed plate (7) and box (1) fixed connection, box (1) front surface upper end is equipped with projecting apparatus (4), projecting apparatus (4) lower extreme rotates with box (1) to be connected, box (1) front surface has been seted up U type structure groove and has been called built-in groove (9), be equipped with in built-in groove (9) protective arm (3).

2. The wall-mounted video display stand with the protection function according to claim 1, wherein: and a supporting component (8) is arranged between the protection arm (3) and the box body (1), one end of the supporting component (8) is rotatably connected with the protection arm (3), and the other end of the supporting component (8) is rotatably connected with the inner wall of the built-in groove (9).

3. The wall-mounted video display stand with the protection function according to claim 1, wherein: hanging hole (6) have been seted up on hangers (5) surface, and threaded hole has been seted up on fixed plate (7) surface, and threaded hole is equipped with screw bolt (19), and screw bolt (19) and fixed plate (7) threaded connection, screw bolt (19) right-hand member fixedly connected with sucking disc (20).

4. The wall-mounted video display stand with the protection function according to claim 1, wherein: the display box is characterized in that a sliding groove (10) is formed in the bottom of the inner wall of the box body (1), a through hole is formed in one end side face of the display board (2), a connecting shaft (11) is fixedly connected into the through hole, sliding plates (12) are fixedly connected to two ends of the connecting shaft (11) respectively, and the sliding plates (12) are arranged in the sliding groove (10) and are in sliding connection with the inner wall of the sliding groove (10).

5. The wall-mounted video display stand with the protection function according to claim 1, wherein: the lower surface of the protection arm (3) is provided with a groove, an extension rod (17) is movably connected in the groove, the extension rod (17) is of a U-shaped structure, and two ends of the extension rod (17) respectively extend into the two groups of protection arms (3).

6. The wall-mounted video display stand with the protection function according to claim 1, wherein: the rear surface of the protection arm (3) is provided with a containing groove (18), the upper end of the protection arm (3) is integrally connected with a rotating shaft (13), and the protection arm (3) is rotatably connected with the box body (1) through the rotating shaft (13).

7. The wall-mounted video display stand with the protection function according to claim 2, wherein: the supporting component (8) is composed of a first connecting rod (14) and a second connecting rod (15), through holes are respectively formed in the right end of the first connecting rod (14) and the left end of the second connecting rod (15), and the first connecting rod (14) is rotatably connected with the second connecting rod (15) through a bolt (16).

8. The wall-mounted video display stand with the protection function according to claim 7, wherein: the left end of the first connecting rod (14) is arranged in the accommodating groove (18) and is rotationally connected with the inner wall of the accommodating groove (18), and the right end of the second connecting rod (15) is arranged in the built-in groove (9) and is rotationally connected with the inner wall of the built-in groove (9).