Projector mounting bracket

Abstract

The utility model discloses a projector mounting bracket, which relates to the field of projector brackets, and comprises a support rod, both sides of the support rod are provided with scissors forks, and one ends of the two scissors forks, which are far away from each other, are provided with movable covers with semicircular structures. According to the utility model, through the arrangement of the supporting rod, the scissor forks, the movable covers, the base and the supporting arms, the two movable covers are respectively installed on the two sides of the supporting rod through the scissor forks, when the two movable covers are unfolded, the projection curtain can be unfolded, and when the two movable covers are combined, the projection curtain can be stored. The support arm can support the projector body through the projector fixing seat at one end of the support arm, and when the projector body is installed through the support arm and the projector fixing seat, a picture can be directly projected on an open projection curtain, so that installation of the projection curtain and the projector body can be completed simultaneously through one support. And a user can conveniently carry the device when using the device outdoors.

Description

TECHNICAL FIELD

[0001] The utility model relates to a projector support field, especially a projector mounting support. BACKGROUND

[0002] The projector, also called the projector, is a kind of device that can project image or video to the screen cloth, generally needs to use support to support and stabilize the projector when using the projector outdoors, and the projector can stably output image.

[0003] The existing outdoor projector support is mostly composed of support and placing plate, the projector is directly placed on the placing plate when using, the mounting mode cannot guarantee the stability of the projector, and additionally needs support to support and place the screen cloth, the user needs to carry two sets of supports when using outdoors, which is inconvenient.

[0004] Therefore, it is necessary to provide a projector mounting support to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a projector mounting support to solve the problems in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a projector mounting support, including support rod, both sides of support rod are equipped with scissor, both ends of two scissor away from each other are equipped with the movable cover of semicircular structure, between two movable covers is equipped with projection screen cloth, and both ends of projection screen cloth are fixedly arranged in the inside of two movable covers, the middle part of support rod is equipped with cavity, the inside of cavity is equipped with two slide blocks that distribute up and down, and between two slide blocks and the inner wall of both ends of cavity is equipped with spring, both sides of cavity are equipped with the through groove of strip structure, the outside of two slide blocks is fixedly equipped with connecting block, and two connecting blocks are slidably arranged in two through grooves, one end of two connecting blocks is rotatably equipped with movable arm, and one end of two movable arms is rotatably connected with the middle part of one end of two scissor through pin shaft.

[0007] The bottom of support rod is fixedly equipped with base, the upper surface of base is fixedly equipped with connecting seat, one end of connecting seat is rotatably equipped with support arm, one end of support arm is rotatably equipped with projector fixing seat, and the top of projector fixing seat is equipped with projector body through thread.

[0008] Preferably, both ends of support arm are movably connected with one end of connecting seat and projector fixing seat through connecting bolt.

[0009] Preferably, both ends of the support rod are slidably provided with positioning sleeves, and the inner diameter of the positioning sleeve is greater than the diameter of the movable cover.

[0010] Preferably, both ends of the support rod are fixedly provided with fixed plates, and the fixed plates are provided with positioning springs between the fixed plates and the positioning sleeves.

[0011] Preferably, both sides of the support rod are provided with sliding grooves at the bottom ends, and the sliding grooves are slidably provided with sliding blocks, and the sliding blocks are rotatably connected to the bottom ends of the scissors through pin shafts.

[0012] Preferably, one end of the support arm close to the connecting seat is provided with a stepped structure, and the stepped structure is matched with the base.

[0013] The technical effects and advantages of the present application are as follows:

[0014] 1. The support rod, the scissors, the movable cover, the base and the support arm are provided, two movable covers are installed on the two sides of the support rod through the scissors, the two movable covers can be opened to support the projection screen when the two movable covers are opened, the two movable covers can be combined to store the projection screen when the two movable covers are combined, the support arm can support the projector body through the projector fixing seat at one end of the support arm, and the projector body can directly project the picture on the opened projection screen when the projector body is installed through the support arm and the projector fixing seat, so that one support can complete the installation of the projection screen and the projector body, and the user can carry the support when using the support outdoors.

[0015] 2. The support rod, the movable cover and the positioning sleeve are provided, the two movable covers can be combined outside the support rod, the projection screen can be stored between the two movable covers, and the two movable covers can be limited by the positioning sleeve after being combined, so that the operation process of the device is simplified while the projection screen is stored and protected, and the operation of the user is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the present application.

[0017] Figure 2 It is a whole structure rear view schematic view of the present application.

[0018] Figure 3 It is a support seat structure sectional view schematic view of the present application.

[0019] Figure 4 It is a whole structure storage state schematic view of the present application.

[0020] In the figure: 1, support rod; 2, scissor; 3, movable cover; 4, projection screen; 5, cavity; 6, sliding seat; 7, through slot; 8, connecting block; 9, movable arm; 10, base; 11, connecting seat; 12, support arm; 13, projector fixing seat; 14, projector body; 15, connecting bolt; 16, positioning sleeve; 17, fixed plate; 18, positioning spring; 19, sliding groove. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0022] The utility model provides a kind of projector mounting bracket as shown in Figures 1-4 It is provided with two movable covers 3 of semicircular structure in the end of two scissor 2 away from each other, projection screen 4 is arranged between two movable covers 3, and the two ends of projection screen 4 are respectively fixed in the inside of two movable covers 3, the middle part of support rod 1 is equipped with cavity 5, two sliding seats 6 distributed upwards and downwards are arranged in the inside of cavity 5, and spring is arranged between the two ends inner wall of cavity 5 and two sliding seats 6 respectively, and the spring is used to provide thrust for sliding seat 6 to drive scissor 2 to open;

[0023] Two sides of cavity 5 are equipped with the through slot 7 of strip structure, and the outer side of two sliding seats 6 is fixedly provided with connecting block 8, and two connecting blocks 8 are slidably arranged in two through slots 7 respectively, and one end of two connecting blocks 8 is rotatably provided with movable arm 9, and one end of two movable arms 9 is rotatably connected with the middle part of one end of two scissor 2 respectively through pin shaft, and movable arm 9 can drive one end of scissor 2 to move when following sliding seat 6 to slide, so that scissor 2 is opened;

[0024] The bottom end of support rod 1 is fixedly provided with base 10, the upper surface of base 10 is fixedly provided with connecting seat 11, one end of connecting seat 11 is rotatably provided with support arm 12, one end of support arm 12 is rotatably provided with projector fixing seat 13, the top end of projector fixing seat 13 is provided with projector body 14 through thread, and the bottom end of projector body 14 is provided with thread opening, and the bolt and the thread opening are all the interfaces of standard specification in the field of projector;

[0025] Both ends of the support arm 12 are movably connected with the connecting seat 11 and one end of the projector fixing seat 13 through connecting bolts 15, and the connecting bolts 15 can extrude both ends of the support arm 12 to deform after being tightened, so that the positions of the support arm 12 and the connecting seat 11 and the positions of the support arm 12 and the projector fixing seat 13 are locked;

[0026] Both ends of the support rod 1 are slidably provided with positioning sleeves 16, and the inner diameter of the positioning sleeve 16 is greater than the diameter of the movable cover 3; both ends of the support rod 1 are fixedly provided with fixed plates 17, and the fixed plates 17 and the positioning sleeves 16 are provided with positioning springs 18; the bottom ends of the two sides of the support rod 1 and the inner side wall bottom ends of the two movable covers 3 are provided with sliding grooves 19, and the sliding grooves 19 are slidably provided with sliding blocks, and the sliding blocks are rotatably connected with the bottom ends of the scissors 2 through pin shafts; the sliding blocks and the sliding grooves 19 ensure the stability of the scissors 2 during opening, and avoid the movement interference of the scissors 2 during opening by the support rod 1; it should be noted that the length of the scissors 2 is less than that of the movable cover 3, and the scissors 2 can be completely accommodated in the movable cover 3 after being folded;

[0027] The end of the support arm 12 close to the connecting seat 11 is provided with a stepped structure, and the stepped structure is matched with the base 10; the stepped structure enables the support arm 12 to be attached to the outer side wall of the base 10 after being unfolded, so as to improve the stability of the device.

[0028] The working principle of the utility model:

[0029] When the device is used, the base 10 is placed on the ground in the projection area, and then the two positioning sleeves 16 are pulled to separate the two positioning sleeves 16 from the movable cover 3; at this time, the two positioning sleeves 16 release the limitation of the two movable covers 3; at this time, the spring acts on the sliding seat 6, and the two sliding seats 6 move towards the middle of the cavity 5; the two sliding seats 6 drive the two scissors 2 to move through the two connecting blocks 8 and the movable arm 9, so that the two scissors 2 are opened; the scissors 2 drive the two movable covers 3 to move outward during opening, so that the two movable covers 3 move away from each other; at this time, the two movable covers 3 can pull the two ends of the projection screen 4 outward, so that the projection screen 4 is opened;

[0030] After the projection screen 4 is opened, the connecting bolt 15 is loosened to release the limitation between the support arm 12 and the connecting seat 11 and the support arm 12 and the projector fixing seat 13; then the support arm 12 is turned around the connecting seat 11 until the bottom end of the support arm 12 is attached to the ground; then the angle of the projector fixing seat 13 is adjusted to incline towards the projection screen 4, and the connecting bolt 15 is tightened; the positions of the support arm 12 and the projector fixing seat 13 are locked; at this time, the support arm 12 and the base 10 can stably support the device;

[0031] The projector body 14 is installed by screwing the threaded interface reserved at the bottom end of the projector body 14 with the corresponding bolt on the projector fixing seat 13, at this time the projector body 14 can directly project the picture to the surface of the projection screen 4, at this time the user can normally use the projector;

[0032] After the device is used, the projector body 14 is disassembled from the projector fixing seat 13, and the two movable covers 3 are extruded from outside to inside, so that the two movable covers 3 are close to each other, in this process the two scissors 2 are compressed, and in this process the projection screen 4 is folded inward, when the two movable covers 3 are about to be attached, the folded projection screen 4 is inserted into the two movable covers 3, and the movable cover 3 is continuously extruded, so that the two movable covers 3 are combined into a cylindrical structure, to realize the storage of the projection screen 4, when the movable cover 3 is about to be attached, the two positioning sleeves 16 are pushed away from each other, and after the movable cover 3 is attached, the two positioning sleeves 16 are reset under the action of the positioning spring 18, and are respectively sleeved on both ends of the movable cover 3, to realize the limiting of the movable cover 3, then the connecting bolt 15 is loosened, and the support arm 12 is turned over to the outside of the movable cover 3, so that the folding and storage of the device is completed;

[0033] It should be noted that the projector body 14 used in the embodiment is a side projection projector with adjustable picture angle, and its model can be selected from the models available on the market.

[0034] Finally, it should be pointed out that: the above only describes the preferred embodiments of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. A projector mounting bracket, comprising a support rod (1), characterized in that: The support rod (1) is provided with scissor forks (2) on both sides. The two scissor forks (2) are provided with semi-circular movable covers (3) at their far ends. A projection screen (4) is provided between the two movable covers (3). The two ends of the projection screen (4) are fixed inside the two movable covers (3). The support rod (1) is provided with a cavity (5) in the middle. The cavity (5) is provided with two vertically distributed slides (6). Springs are provided between the two slides (6) and the inner walls of the two ends of the cavity (5). A strip-shaped through groove (7) is provided through both sides of the cavity (5). A connecting block (8) is fixed on the outer side of the two slides (6). The two connecting blocks (8) are slidably provided in the two through grooves (7). A movable arm (9) is provided at one end of each of the two connecting blocks (8). The two movable arms (9) are rotatably connected to the middle of one end of each of the two scissor forks (2) by a pin. The bottom end of the support rod (1) is fixedly provided with a base (10), the upper surface of the base (10) is fixedly provided with a connecting seat (11), one end of the connecting seat (11) is rotatably provided with a support arm (12), one end of the support arm (12) is rotatably provided with a projector mounting base (13), and the top end of the projector mounting base (13) is provided with a projector body (14) by thread.

2. The projector mounting bracket according to claim 1, characterized in that: Both ends of the support arm (12) are movably connected to one end of the connecting seat (11) and the projector mounting seat (13) respectively by connecting bolts (15).

3. The projector mounting bracket according to claim 1, characterized in that: The support rod (1) has a slidable positioning sleeve (16) at both ends, and the inner diameter of the positioning sleeve (16) is larger than the diameter of the movable cover (3).

4. A projector mounting bracket according to claim 3, characterized in that: Both ends of the support rod (1) are fixed with fixing plates (17), and a positioning spring (18) is provided between the fixing plate (17) and the positioning sleeve (16).

5. A projector mounting bracket according to claim 1, characterized in that: The bottom ends of both sides of the support rod (1) and the bottom ends of the inner sidewalls of the two movable covers (3) are provided with sliding grooves (19). A slider is slidably provided in the sliding groove (19), and the slider is rotatably connected to the bottom end of the scissor fork (2) through a pin.

6. A projector mounting bracket according to claim 1, characterized in that: The end of the support arm (12) near the connecting seat (11) is provided with a stepped structure, and the stepped structure is adapted to the base (10).

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