CN215259034U

CN215259034U - Hanging bracket capable of adjusting gradient of projection picture

Info

Publication number: CN215259034U
Application number: CN202021612293.6U
Authority: CN
Inventors: 孔庆峰; 谢海忠; 弋川
Original assignee: Nanchong Mingdezhixing Technology Co ltd
Current assignee: Nanchong Mingdezhixing Technology Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-12-21
Anticipated expiration: 2030-08-06

Abstract

The utility model provides a gallows of adjustable projection picture gradient, include: the hanger base (1) is fixed on a wall, and the support rod (2) is fixedly connected with the hanger base (1); the telescopic rod (3) is connected with the supporting rod (2), one end of the three-dimensional adjusting component (4) is connected with the telescopic rod (3) which is extended, the projector is adjusted to be horizontal and the picture size is adjusted initially, the other end of the three-dimensional adjusting component (4) is vertically connected with the telescopic adjusting rod (5), the telescopic adjusting rod (5) is connected with the upper bottom plate (6), the vertical hanging length of the projector is adjusted, the upper bottom plate (6) is connected with the lower bottom plate (7) through a screw rod (9), the four-corner distance between the upper bottom plate (6) and the lower bottom plate (7) is adjusted through a nut (10), the left-right and front-back tilting and pitching of the projector are further adjusted, and the tilting of the projected picture is adjusted to achieve ideal picture display; the support rod and the telescopic rod can extend and retract; the connecting rod of lower plate is fixed with the projection hole, and the connecting rod is fixed with the projection hole with the screw.

Description

Hanging bracket capable of adjusting gradient of projection picture

Technical Field

The utility model relates to a projecting apparatus gallows technical field, especially a gallows of adjustable projection picture gradient.

Background

A projector is an optical instrument that magnifies a picture using an optical element and projects the magnified picture onto a screen. At present, projectors are widely used in the fields of schools, offices, families, cinemas and the like, and generally the projectors are placed on projection hangers and are installed on ceilings or walls to achieve attractiveness and no space occupation.

In current gallows, when the projection picture presents the trapezium, the gallows can only rock the main part of projector and adjust the picture, wastes time and energy during the adjustment, moreover through adjusting the back many times, also is a wearing and tearing to the gallows. The picture adjusted by the hanging bracket is not stable enough, and the picture can be deviated after a long time.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned problem that prior art exists, the utility model provides a gallows of adjustable projection picture gradient adjusts the gradient of projector through increasing four corners adjusting screw and adjusting nut to the projection gallows, reaches the ideal and puts in the effect. Use the utility model discloses during the gallows, be the condition of trapezium at the projection picture, can adjust the height position in projecting apparatus four corners through upper plate 6's nut 10 to unnecessary or not enough picture according to the needs of projection picture to make the picture reach the effect that the user wanted.

An object of the utility model is to provide a gallows of adjustable projection picture gradient, include:

the hanging bracket comprises a hanging bracket base (1), a supporting rod (2), a telescopic rod (3), a three-dimensional adjusting assembly (4), a telescopic adjusting rod (5), an upper bottom plate (6), a lower bottom plate (7), a connecting rod (8), a screw rod (9) and a nut (10), wherein the hanging bracket base (1) is fixed on a wall, and the supporting rod (2) is fixedly connected with the hanging bracket base (1); the projector is characterized in that the telescopic rod (3) is connected with the supporting rod (2), one end of the three-dimensional adjusting component (4) is connected with the telescopic rod (3) in an extending mode and is used for primarily adjusting the level and the picture size of the projector, the other end of the three-dimensional adjusting component (4) is vertically connected with the telescopic adjusting rod (5), the telescopic adjusting rod (5) is connected with the upper bottom plate (6) and is used for adjusting the vertical hanging length of the projector, the upper bottom plate (6) is connected with the lower bottom plate (7) through the screw (9), the distance between the four corners of the upper bottom plate (6) and the lower bottom plate (7) is adjusted through the nut (10), the left and right and front inclined pitching of the projector is further adjusted, the inclination of a projected picture is adjusted, and ideal picture display is achieved.

Preferably, the support rod (2) and the telescopic rod (3) can be telescopic, and the telescopic range is 0.1-2 m.

Preferably, the connecting rod (8) on the lower bottom plate (7) is fixed with the projection hole for fixing the projector suspended on the hanger.

Preferably, the connecting rod (8) and the projection hole are fixed by screws.

Preferably, the screw is a self-tapping screw or a screw.

Preferably, the screw (9) is provided with threads, the length of the threads is 4-10cm, and the number of the screws (9) is 3 or 4.

Preferably, the three-dimensional adjusting assembly (4) is vertically or vertically connected with the telescopic rod (3).

Preferably, the hanger is a wall-mounted hanger or a hoisting hanger.

Preferably, the hanger is an ultra-short-focus projection hanger, a long-focus projection hanger or a short-focus projection hanger.

Preferably, the height of the projector adjusted by the hanger is 1-10 cm.

The utility model has the advantages that:

the inclination of the projector is adjusted by adding the four-corner adjusting screw rod and the adjusting nut to the projection hanging bracket, so that an ideal throwing effect is achieved. Use the utility model discloses during the gallows, be the condition of trapezium at the projection picture, can adjust the height position in projecting apparatus four corners through upper plate 6's nut 10 to unnecessary or not enough picture according to the needs of projection picture to make the picture reach the effect that the user wanted.

The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.

Drawings

Some specific embodiments of the present invention will be described in detail hereinafter, by way of illustration and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. The objects and features of the present invention will become more apparent in view of the following description taken in conjunction with the accompanying drawings, in which:

fig. 1 is a schematic view of a hanger frame with adjustable inclination of a projection picture according to an embodiment of the present invention;

fig. 2 is a schematic view of a hanging rack overlooking structure capable of adjusting the inclination of a projection picture according to an embodiment of the present invention.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings, which are not intended to limit the scope of the invention.

Referring to fig. 1-2, the hanging bracket capable of adjusting the inclination of the projection screen of the present embodiment includes: the hanging bracket comprises a hanging bracket base 1, a support rod 2, a telescopic rod 3, a three-dimensional adjusting assembly 4, a telescopic adjusting rod 5, an upper bottom plate 6, a lower bottom plate 7, a connecting rod 8, a screw rod 9 and a nut 10 which are connected in sequence, wherein the hanging bracket base 1 is fixed on a wall, and the support rod 2 is fixedly connected with the hanging bracket base 1; telescopic link 3 is connected with

bracing piece

2, 4 one ends of three-dimensional adjusting part are connected with the telescopic link 3 of extension, carry out level and picture size to the projecting apparatus and just adjust, the 4 other ends of three-dimensional adjusting part are connected with telescopic adjusting rod 5 is perpendicular, telescopic adjusting rod 5 and upper plate 6 are connected, be used for carrying out the vertical length adjustment of hanging down to the projecting apparatus, upper plate 6 passes through screw rod 9 with lower plate 7 and is connected, adjust the four corners interval of upper plate 6 and lower plate 7 through nut 10, and then adjust the left and right sides of projecting apparatus, tilt every single move around, adjust the gradient of this projection picture, reach ideal picture display. Wherein the support rod 2 and the telescopic rod 3 can be telescopic, and the telescopic range is 0.1-2 m. And a connecting rod 8 on the lower bottom plate 7 is fixed with the projection hole and used for fixing the projector to be suspended on the hanging bracket. The connecting rod 8 and the projection hole are fixed by screws. The screw in this embodiment selects self-tapping screw or screw, and of course those skilled in the art can select other screws suitable for fixing, and is also within the protection scope of the present invention.

The screw 9 has a screw thread with a length of 4-10cm, and the number of the screw 9 is 3 or 4, although the number of the screws can be reduced or increased by those skilled in the art according to the strength requirement.

The three-dimensional adjusting component 4 and the telescopic rod 3 can be connected in a vertical connection mode or a vertical connection mode. The hanger is a wall-mounted hanger or a hanging-type hanger arrangement mode according to the area selection of the projector and the room.

According to the parameters of the projector, the hanger is an ultra-short-focus projection hanger, a long-focus projection hanger or a short-focus projection hanger.

In the embodiment, the height of the projector adjusted by the hanger is 1-10 cm.

The adjusting principle and the specific steps of the hanger for adjusting the inclination of the projection picture are as follows,

step 1: fixing a base 1 on a wall, and connecting and fixing a support rod 2 and the base 1;

step 2: connecting the telescopic rod 3 with the support rod 2;

and step 3: the three-dimensional adjusting component 4 is connected with the extended telescopic rod 3 and is used for primarily adjusting the level and the picture size of the projector; the vertical hanging length of the projector can be adjusted after the telescopic adjusting rod 5 is connected with the upper bottom plate 6;

and 4, step 4: the upper base plate 6 and the lower base plate 7 are connected by a screw 9, the distance between the four corners of the two flat plates is adjusted by a nut 10, and then the left-right and front-back tilt and pitching of the projector are adjusted, and the inclination of the projection picture is adjusted, so that ideal picture display is achieved.

And 5: the connecting rod 8 on the lower bottom plate 7 is fixed with the projection hole for fixing the projection and suspending on the hanger.

The technical solutions provided by the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained herein by using specific examples, and the descriptions of the above embodiments are only applicable to help understand the principles of the embodiments of the present invention; meanwhile, a person skilled in the art can change the embodiments and the application ranges according to the embodiments of the present invention, and in summary, the content of the description should not be construed as a limitation to the present invention.

Claims

1. A hanging bracket capable of adjusting the inclination of a projection picture is characterized by comprising:

2. The hanging bracket capable of adjusting the inclination of a projection picture according to claim 1, wherein: the support rod (2) and the telescopic rod (3) can be stretched, and the stretching range is 0.1-2 m.

3. The hanging bracket capable of adjusting the inclination of a projection picture according to claim 1, wherein: the connecting rod (8) on the lower bottom plate (7) is fixed with the projection hole and used for fixing the projector to be suspended on the hanging bracket.

4. The hanging bracket capable of adjusting the inclination of a projection picture according to claim 3, wherein: the connecting rod (8) and the projection hole are fixed through screws.

5. The hanging bracket capable of adjusting the inclination of a projection picture according to claim 4, wherein: the screw is a self-tapping screw or a screw.

6. The hanging bracket capable of adjusting the inclination of a projection picture according to claim 1, wherein: the screw (9) is provided with threads, the length of each thread is 4-10cm, and the number of the screws (9) is 3 or 4.

7. The hanging bracket capable of adjusting the inclination of a projection picture according to claim 1, wherein: the three-dimensional adjusting component (4) is vertically connected or vertically connected with the telescopic rod (3).

8. The hanging bracket capable of adjusting the inclination of a projection picture according to claim 1, wherein: the hanger is a wall-mounted hanger or a lifting hanger.

9. The hanging bracket capable of adjusting the inclination of a projection picture according to claim 1, wherein: the hanger is an ultra-short-focus projection hanger, a long-focus projection hanger or a short-focus projection hanger.

10. The hanging bracket capable of adjusting the inclination of a projection picture according to claim 1, wherein: the height of the projector adjusted by the hanger is 1-10 cm.