CN216112973U

CN216112973U - Adjustable support for projection on same screen

Info

Publication number: CN216112973U
Application number: CN202122504328.5U
Authority: CN
Inventors: 李旭; 赵勤恒; 赵辉; 卜治寒; 谭慧芳
Original assignee: Guilin University of Electronic Technology
Current assignee: Guilin University of Electronic Technology
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-03-22
Anticipated expiration: 2031-10-18

Abstract

The utility model relates to the technical field of on-screen projection, in particular to an adjustable support for on-screen projection, which comprises a base, wherein a supporting cylinder is fixedly connected to the upper end of the base, a first supporting plate is fixedly connected to the upper end of the supporting cylinder, first threaded rods are in threaded connection with the left side and the right side of the first supporting plate, and the upper ends of two groups of the first threaded rods are in rotary connection with a second supporting plate through bearings. The adjustable bracket for the same-screen projection is capable of fixing rectangular same-screen projectors of different specifications by rotating the second threaded rod to drive the clamping plate to move towards the same-screen projector under the limitation of the sliding block, and the same-screen projector is limited and fixed at the upper end of the mounting seat through the clamping plate, so that the adjustable bracket for the same-screen projection is wider in application range; constitute by installation frame and cross mounting panel through the mount pad for with screen projector when installing in the mount pad upper end, the bottom can also ventilate and dispel the heat.

Description

Adjustable support for projection on same screen

Technical Field

The utility model relates to the technical field of on-screen projection, in particular to an adjustable support for on-screen projection.

Background

With the increasing progress of science and technology, mobile intelligent terminals such as mobile phones and tablet computers are electronic products with the highest frequency of use in life, and mobile phones with one screen to large-screen televisions and projectors become the demands of more and more people in life.

The patent with the application number of CN201811066487.8 discloses a projector support, comprising a base plate, the bottom plate bottom is equipped with moving mechanism, be equipped with the spliced pole on the bottom plate, spliced pole top center department is equipped with the connecting hole, it is equipped with the support column to insert in the connecting hole, the support column passes through locking device and spliced pole fixed connection, the support column top is equipped with places the board. Above-mentioned projector support overall structure is simple, when using, can carry out the regulation of direction removal and height to reach the best use angle of projecting apparatus, be particularly suitable for the enterprise training and use.

But above-mentioned projecting apparatus support can only be applicable to the structure and place recess assorted projecting apparatus, can not fix the projecting apparatus of different specifications size to the projecting apparatus is directly placed in placing the recess of placing the board upper end, makes projecting apparatus bottom heat dissipation type relatively poor.

Therefore, an adjustable bracket for the same-screen projection is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an adjustable bracket for projection on the same screen, which is used for solving the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: an adjustable support for the same-screen projection comprises a base, wherein a supporting cylinder is fixedly connected to the upper end of the base, a first supporting plate is fixedly connected to the upper end of the supporting cylinder, first threaded rods are in threaded connection with the left side and the right side of the first supporting plate, two groups of first threaded rods are connected to the upper end of the first supporting plate through a bearing in a rotating mode, a main connecting rod is fixedly connected to the middle of the upper end of the second supporting plate, a first connecting plate is fixedly connected to the upper end of the main connecting rod, an installation seat is fixedly connected to the upper end of the first connecting plate through screws, the installation seat comprises an installation frame and a cross-shaped installation plate fixedly connected to the installation frame, rectangular sliding holes for slidably connecting sliding blocks are formed in the front, the rear, the left side and the right side of the upper end of the installation frame, and second connecting plates are fixedly connected to the front, the rear, the left side and the right side of the upper end of the installation frame, and a second threaded rod is connected to the second connecting plate in a threaded manner, and the inner side of the second threaded rod is rotatably connected with the clamping plate through a bearing seat.

As a further optimization of the technical scheme, a cavity is arranged in the base, a balancing weight is installed in the cavity, and a first anti-skid rubber pad is bonded at the lower end of the base.

This setting is passed through the setting of balancing weight, improves the stability that the base was placed for this is difficult for empting with adjustable support for screen projection, through the setting of first anti-skidding rubber pad, plays the antiskid effect, makes the difficult displacement that takes place after the base is placed, keeps this with adjustable support for screen projection's stability.

As a further optimization of the technical scheme, the middle part of the lower end of the second supporting plate is fixedly connected with a guide rod, the guide rod is matched with the inner diameter of the supporting cylinder, and the middle part of the first supporting plate is provided with a guide hole for the guide rod to pass through.

This setting is at the second backup pad in-process that reciprocates, and the guide bar reciprocates in guiding hole and support section of thick bamboo, plays the direction balancing act to the second backup pad for the second backup pad can not incline.

As a further optimization of the technical scheme, the four corners of the upper end of the second supporting plate are fixedly connected with auxiliary connecting rods, the upper ends of the auxiliary connecting rods are fixedly connected with a third connecting plate, and the third connecting plate is fixedly connected with the mounting seat through screws.

This setting plays the auxiliary stay effect to the mount pad through assisting the connecting rod for the mount pad four corners keeps balance.

As a further optimization of the technical scheme, the upper end of the cross-shaped mounting plate is bonded with a damping spongy cushion, and the inner side surface of the clamping plate is bonded with a second anti-skid rubber cushion.

This setting is direct through the shock attenuation foam-rubber cushion and with screen projector bottom contact, plays the shock attenuation guard action to screen projector.

As a further optimization of the technical scheme, the lower end of the first threaded rod and one end, far away from the clamping plate, of the second threaded rod are fixedly provided with knobs.

This setting is convenient for rotate first threaded rod and second threaded rod through the setting of knob.

Compared with the prior art, the utility model has the beneficial effects that: according to the adjustable bracket for the same-screen projection, the same-screen projector is placed in the middle of the upper end of the mounting seat, the second threaded rod is rotated to enable the second threaded rod to horizontally move, so that the clamping plate is driven to move towards the same-screen projector under the limitation of the sliding block, the clamping plate is enabled to be tightly attached to the same-screen projector, the same-screen projector is limited and fixed at the upper end of the mounting seat through the clamping plate, the rectangular same-screen projectors of different specifications can be fixed by the adjustable bracket for the same-screen projection, and the application range of the adjustable bracket for the same-screen projection is wider; the mounting seat consists of the mounting frame and the cross mounting plate, so that when the same-screen projector is mounted at the upper end of the mounting seat, the bottom of the same-screen projector can be ventilated and radiated; through rotating first threaded rod for first threaded rod reciprocates, thereby makes the second backup pad carry out vertical reciprocating under the guide effect of guide bar, adjusts the height of second backup pad, and then realizes the regulation of mount pad and with screen projecting apparatus height according to the in-service use demand, makes this with screen adjustable bolster for the projection use more convenient.

Drawings

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

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

fig. 3 is a schematic cross-sectional view of the base, the support cylinder, the first support plate and the second support plate of the present invention.

In the figure: 1. a base; 2. a support cylinder; 3. a first support plate; 4. a first threaded rod; 5. a second support plate; 6. a main connecting rod; 7. a first connecting plate; 8. a mounting frame; 9. a cross-shaped mounting plate; 10. a rectangular slide hole; 11. a splint; 12. a second connecting plate; 13. a second threaded rod; 14. a balancing weight; 15. a guide bar; 16. an auxiliary connecting rod; 17. and a third connecting plate.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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. 1-3, the present invention provides a technical solution: the utility model provides an adjustable support is used in projection with screen, includes base 1, be equipped with the cavity in the base 1, install balancing weight 14 in the cavity, base 1 lower extreme bonds and has first anti-skidding rubber pad. Through the setting of balancing weight 14, improve the stability that base 1 placed for this with screen projection is difficult for empting, through the setting of first anti-skidding rubber pad, play the antiskid effect, make base 1 place the back difficult emergence displacement, keep this with screen projection with adjustable support's stability.

The upper end of the base 1 is fixedly connected with a supporting cylinder 2, the upper end of the supporting cylinder 2 is fixedly connected with a first supporting plate 3, the left side and the right side of the first supporting plate 3 are respectively in threaded connection with a first threaded rod 4, the upper ends of two groups of the first threaded rods 4 are jointly and rotatably connected with a second supporting plate 5 through a bearing, the middle part of the lower end of the second supporting plate 5 is fixedly connected with a guide rod 15, the inner diameter of the guide rod 15 is matched with that of the supporting cylinder 2, the middle part of the first supporting plate 3 is provided with a guide hole for the guide rod 15 to pass through, the middle part of the upper end of the second supporting plate 5 is fixedly connected with a main connecting rod 6, the upper end of the main connecting rod 6 is fixedly connected with a first connecting plate 7, the upper end of the first connecting plate 7 is fixedly connected with an installation seat through screws, the four corners of the upper end of the second supporting plate 5 are respectively and fixedly connected with an auxiliary connecting rod 16, and the upper end of the auxiliary connecting rod 16 is fixedly connected with a third connecting plate 17, the third connecting plate 17 is fixedly connected with the mounting seat through screws. Through rotating first threaded rod 4 for first threaded rod 4 reciprocates, thereby makes second backup pad 5 carry out vertical reciprocating under the guide effect of guide bar 15, is convenient for adjust the height of second backup pad 5, supports the mount pad jointly through main connecting rod 6 and assistance connecting rod 16, improves the stability of mount pad.

The mount pad includes installation frame 8 and fixed connection the cross mounting panel 9 in installation frame 8, the bonding of 9 upper ends of cross mounting panel has the shock attenuation foam-rubber cushion, the rectangle slide opening 10 that is used for the sliding connection slider is all offered to the side all around on the cross mounting panel 9, slider upper end fixedly connected with splint 11, the bonding of 11 medial surfaces of splint has second anti-skidding rubber pad, the equal fixedly connected with second connecting plate 12 in side all around of installation frame 8 upper end, threaded connection has second threaded rod 13 on the second connecting plate 12, second threaded rod 13 inboard is connected with splint 11 rotation through the bearing frame. Place the projector with the screen in mount pad upper end middle part, rotate second threaded rod 13, make second threaded rod 13 carry out horizontal migration, thereby drive splint 11 and remove to the direction of projector with the screen under the restriction of slider, make splint 11 hug closely the projector with the screen, thereby will be spacing fixing in the mount pad upper end with the projector with the screen through splint 11, constitute by installation frame 8 and cross mounting panel 9 through the mount pad, make the projector with the screen when installing in the mount pad upper end, the bottom can also carry out ventilation and heat dissipation.

Specifically, the lower end of the first threaded rod 4 and one end, far away from the clamping plate 11, of the second threaded rod 13 are both fixedly provided with a knob. Through the setting of knob, be convenient for rotate first threaded rod 4 and second threaded rod 13.

Specifically, when the adjustable bracket is used, the same-screen projector is placed in the middle of the upper end of the mounting seat, the second threaded rod 13 is rotated, the second threaded rod 13 is enabled to move horizontally, the clamping plate 11 is driven to move towards the same-screen projector under the limitation of the sliding block, the clamping plate 11 is enabled to be tightly attached to the same-screen projector, the same-screen projector is limited and fixed on the upper end of the mounting seat through the clamping plate 11, the rectangular same-screen projectors of different specifications can be fixed by the adjustable bracket for same-screen projection, and the application range of the adjustable bracket for same-screen projection is wider; through rotating first threaded rod 4 for first threaded rod 4 reciprocates, thereby makes second backup pad 5 carry out vertical reciprocating under the guide effect of guide bar 15, adjusts the height of second backup pad 5, and then realizes the mount pad and the regulation with the screen projecting apparatus height according to the in-service use demand, makes this with screen projection with adjustable support use more convenient.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an with screen projection adjustable support, includes base (1), its characterized in that: the support device is characterized in that a support cylinder (2) is fixedly connected to the upper end of the base (1), a first support plate (3) is fixedly connected to the upper end of the support cylinder (2), first threaded rods (4) are connected to the left side and the right side of the first support plate (3) in a threaded manner, two groups of first threaded rods (4) are connected to a second support plate (5) in a rotating manner through bearings, a main connecting rod (6) is fixedly connected to the middle of the upper end of the second support plate (5), a first connecting plate (7) is fixedly connected to the upper end of the main connecting rod (6), a mounting seat is fixedly connected to the upper end of the first connecting plate (7) through screws and comprises a mounting frame (8) and a cross-shaped mounting plate (9) fixedly connected into the mounting frame (8), rectangular sliding holes (10) for sliding connection of sliding blocks are formed in the front side, the rear side, the left side and the rear side, the right side of the cross-shaped mounting plate (9), slider upper end fixedly connected with splint (11), the equal fixedly connected with second connecting plate (12) of side all around of installation frame (8) upper end, threaded connection has second threaded rod (13) on second connecting plate (12), second threaded rod (13) inboard is passed through the bearing frame and is rotated with splint (11) and be connected.

2. The adjustable bracket for the same-screen projection of claim 1, wherein: the anti-skid rubber base is characterized in that a cavity is formed in the base (1), a balancing weight (14) is installed in the cavity, and a first anti-skid rubber pad is bonded to the lower end of the base (1).

3. The adjustable bracket for the same-screen projection of claim 1, wherein: second backup pad (5) lower extreme middle part fixedly connected with guide bar (15), guide bar (15) and a support section of thick bamboo (2) internal diameter phase-match, the guiding hole that supplies guide bar (15) to pass is seted up in first backup pad (3) middle part.

4. The adjustable bracket for the same-screen projection of claim 1, wherein: the all fixedly connected with in second backup pad (5) upper end four corners assists connecting rod (16), assist connecting rod (16) upper end fixedly connected with third connecting plate (17), pass through screw fixed connection between third connecting plate (17) and the mount pad.

5. The adjustable bracket for the same-screen projection of claim 1, wherein: the upper end of the cross-shaped mounting plate (9) is bonded with a damping sponge pad, and the inner side surface of the clamping plate (11) is bonded with a second anti-skid rubber pad.

6. The adjustable bracket for the same-screen projection of claim 1, wherein: the lower end of the first threaded rod (4) and one end, far away from the clamping plate (11), of the second threaded rod (13) are fixedly provided with knobs.