CN210240971U

CN210240971U - Novel projection bracket

Info

Publication number: CN210240971U
Application number: CN201920703217.7U
Authority: CN
Inventors: Dong Li; 李栋; Ming Wang; 王鸣
Original assignee: Guangxi Jiawei Technology Corp Ltd
Current assignee: Guangxi Jiawei Technology Corp Ltd
Priority date: 2019-05-16
Filing date: 2019-05-16
Publication date: 2020-04-03
Anticipated expiration: 2029-05-16

Abstract

The utility model discloses a novel projection support, including projection curtain, projection curtain support, fixing base, removal seat, projector fixation clamp, cross axle and foot rest, the one end at projection support is fixed to the projection curtain, projection support's the other end is fixed on removing the seat, remove the movably cover of seat and establish on the cross axle, the end at the cross axle is established to one side fixed cover of fixing base, decides with projector fixation clamp on the opposite side of fixing base and is connected, the movably fixing of foot rest is on the cross axle, it sets up between foot rest and fixing base to remove the seat, be equipped with auxiliary stand on the fixing base, this auxiliary stand's the other end and projection curtain leg joint, be equipped with fixed spring on the projection curtain support. The utility model discloses a projection support, this projection support simple structure, portable practicality can contract when not using and deposit occupation space not.

Description

Novel projection bracket

Technical Field

The utility model relates to a projection auxiliary assembly technical field especially relates to a novel projection support.

Background

Along with the continuous development and progress of science and technology, the application of the projector is more and more extensive, and because of the variety of the application environment of the projector, the existing projection support is universal for meeting the basic requirements of universality, the structure is complex, the cost is high, the appearance is heavy, and the installation, the use and the maintenance are very inconvenient. It is therefore desirable to find a projection support that addresses the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel projection support, this projection support simple structure, portable practicality can contract when not using and deposit occupation space not. In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a novel projection support, includes projection curtain, projection curtain support, fixing base, removal seat, projector fixation clamp, cross axle and foot rest, the one end at projection support is fixed to the projection curtain, the other end of projection support is fixed on removing the seat, remove the movably cover of seat and establish on the cross axle, the end at the cross axle is established to one side fixed cover of fixing base, is connected with projector fixation clamp fixed on the opposite side of fixing base, the movably fixing of foot rest is on the cross axle, it sets up between foot rest and fixing base to remove the seat, be equipped with auxiliary stand on the fixing base, this auxiliary stand's the other end and projection curtain leg joint, be equipped with fixed spring on the projection curtain support, be equipped with the screens bullet piece on the cross axle, it is fixed through the screens bullet piece when removing the seat and removing to.

Furthermore, the projection screen support is composed of four support rods hinged to the movable seat, and the four support rods support four corners of the projection screen to stretch the projection screen.

Furthermore, the auxiliary support is hinged to the middle of the projection screen support, and the two fixing springs are oppositely arranged and respectively connected with the two adjacent supporting rods.

Further, the auxiliary support is hinged on the fixed seat.

Further, the foot rest includes that the cross axle is perforated, first branch, second branch and grabs ground spare, the cross axle is perforated to be set up in the centre of first branch, the cross axle passes the cross axle and perforates fixedly, second branch has two and fixes at the both ends of first branch and perpendicular with first branch with respectively, it contacts with ground to grab ground spare and set up the bottom at two second branches respectively.

Furthermore, a fixing piece is arranged on one side of the projector fixing clamp, a screw hole is formed in the fixing piece, the fixing piece is fixed on the fixing base through a screw and the screw hole, and the projector fixing clamp is in a concave shape.

Further, the projector fixing clamp comprises a fixing portion and a moving portion, a spring is arranged inside the fixing portion, a body on one side of the fixing portion extends vertically upwards to form a fixing frame, the other side of the fixing portion is connected with a metal piece through the spring to form the moving portion, and the metal piece extends outwards from the inside of the fixing portion and extends vertically upwards to form another fixing frame.

To sum up, because the utility model adopts the above technical scheme, the utility model discloses following technological effect has:

(1) the projection screen can be contracted or spread by arranging the projection screen bracket and the auxiliary bracket, and the projection screen is spread by the clamping elastic block fixing and moving seat;

(2) the cross bar is fixed on a certain height through the foot rest, so that the projection screen is kept vertical to the ground when being opened, and the use is convenient;

(3) the projector can be fixed at the front end of the fixed seat by arranging the projector fixing clamp, and the projector can be conveniently mounted and dismounted by fixing the moving part through the spring;

to sum up, the utility model discloses a projection support is easy to assemble and dismantles, and can be convenient for deposit and transport projection screen support frame shrink after dismantling, facilitates the use.

Drawings

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

fig. 2 is a schematic structural view of a projector fixing clip according to the present invention;

fig. 3 is a schematic structural view of the projection screen bracket of the present invention in a retracted state;

fig. 4 is a schematic structural diagram of the opening of the projection screen bracket of the present invention.

In the drawing, a projection screen 1, a projection screen bracket 2, a fixing spring 21, a support rod 22, a fixed seat 3, an auxiliary bracket 31, a movable seat 4, a projector fixing clamp 5, a fixing member 51, a screw hole 52, a fixing portion 53, a movable portion 54, a transverse shaft 6, a foot rest 7, a first support rod 72, a second support rod 73, a ground grabbing member 74 and a clamping elastic block 8.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and by referring to preferred embodiments. It should be understood, however, that the numerous specific details set forth in the specification are merely set forth to provide a thorough understanding of one or more aspects of the present invention, which may be practiced without these specific details.

As shown in fig. 1 and 2, a novel projection support comprises a projection screen 1, a projection screen support 2, a fixed seat 3, a movable seat 4, a projector fixing clamp 5, a cross shaft 6 and a foot rest 7, wherein the projection screen 1 is fixed at one end of the projection support 2, the other end of the projection support 2 is fixed on the movable seat 4, the movable seat 4 is movably sleeved on the cross shaft 6, one side of the fixed seat 3 is fixedly sleeved at the tail end of the cross shaft 6, the other side of the fixed seat 3 is fixedly connected with the projector fixing clamp 5, the foot rest 7 is movably fixed on the cross shaft 6, the movable seat 4 is arranged between the foot rest 7 and the fixed seat 3, an auxiliary support 31 is arranged on the fixed seat 3, the other end of the auxiliary support 31 is connected with the projection screen support 2, a fixing spring 21 is arranged on the projection screen support 2, and a clamping elastic block 8 is arranged on the, remove seat 4 and fix through screens bullet piece 8 when removing to fixing base 3, screens bullet piece 8 runs through on cross axle 6, is located the position that is close to fixing base 3, and the inside of screens bullet piece 8 is provided with the spring, and both sides are pressed and can be pressed towards the inside shrink of cross axle 6, stop to press the back and pop out to block and remove the seat.

As shown in fig. 3 and 4, the projection screen bracket 2 is formed by hinging four support rods 22 on the movable base 4, and the four support rods 22 support four corners of the projection screen 1 to unfold the projection screen 1; the auxiliary support 31 is hinged in the middle of the projection screen support 2, and the two fixing springs 21 are oppositely arranged and respectively connected with two adjacent support rods 22.

The auxiliary bracket 31 is hinged on the fixed seat 3; the foot rest 7 comprises a transverse shaft through hole (not shown in the figure), a first support rod 72, a second support rod 73 and ground grabbing pieces 74, wherein the transverse shaft 6 is arranged in the middle of the first support rod 72 through the through hole 71, the transverse shaft 6 penetrates through the through hole 71 to be fixed, the second support rods 73 are respectively fixed at two ends of the first support rod 72 and are perpendicular to the first support rod 72, and the ground grabbing pieces are respectively arranged at the bottoms of the two second support rods 73 and are in contact with the ground.

One side of the projector fixing clip 5 is provided with a fixing member 51, the fixing member 51 is provided with a screw hole 52 and fixed on the fixing base 3 through a screw and a screw hole, and the projector fixing clip 5 is in a concave shape.

The projector fixing clip 5 includes a fixing portion 53 and a moving portion 54, wherein a spring is disposed inside the fixing portion 53, and a body of one side of the fixing portion 53 extends vertically upward to form a fixing frame, and the other side of the fixing portion 53 is connected with a metal member through the spring to form the moving portion 54, and the metal member extends outward from the inside of the fixing portion and extends vertically upward to form another fixing frame.

The utility model discloses a projection support easy to assemble and dismantlement, and can be convenient for deposit and transport projection screen support frame shrink after dismantling, facilitate the use.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A novel projection support is characterized in that: including projection screen, projection screen support, fixing base, removal seat, projector fixation clamp, cross axle and foot rest, the one end at the projection support is fixed to the projection screen, the other end of projection support is fixed on removing the seat, remove the movably cover of seat and establish on the cross axle, the end at the cross axle is established to one side fixed cover of fixing base, is fixed with the projector fixation clamp on the opposite side of fixing base and is connected, the movably fixing of foot rest is on the cross axle, it sets up between foot rest and fixing base to remove the seat, be equipped with auxiliary stand on the fixing base, this auxiliary stand's the other end and projection screen leg joint, be equipped with fixed spring on the projection screen support, be equipped with the screens bullet piece on the cross axle, it is fixed through the screens bullet piece when removing the seat and removing.

2. The novel projection support of claim 1, wherein: the projection screen support is formed by hinging four support rods on the movable seat, and the four support rods support four corners of the projection screen to stretch the projection screen.

3. The novel projection support of claim 2, wherein: the auxiliary support is hinged to the middle of the projection screen support, and the two fixing springs are oppositely arranged and respectively connected with two adjacent supporting rods.

4. A novel projection support according to claim 3, wherein: the auxiliary support is hinged on the fixed seat.

5. The novel projection support of claim 1, wherein: the foot rest includes that the cross axle is perforated, first branch, second branch and grabs ground spare, the cross axle is perforated to be set up in the centre of first branch, the cross axle passes the cross axle and perforates fixedly, second branch has two and fixes at the both ends of first branch and perpendicular with first branch with do not, it sets up bottom and ground contact at two second branches respectively to grab ground spare.

6. The novel projection support of claim 1, wherein: one side of the projector fixing clamp is provided with a fixing piece, the fixing piece is provided with a screw hole and is fixed on the fixing seat through a screw and the screw hole, and the projector fixing clamp is in a concave shape.

7. The novel projection support of claim 6, wherein: the projector fixing clamp comprises a fixing portion and a moving portion, a spring is arranged inside the fixing portion, a body on one side of the fixing portion extends vertically upwards to form a fixing frame, the other side of the fixing portion is connected with a metal piece through the spring to form the moving portion, and the metal piece extends outwards from the inside of the fixing portion and vertically extends upwards to form another fixing frame.