CN220228642U

CN220228642U - Adjustable bracket for projection equipment

Info

Publication number: CN220228642U
Application number: CN202321400353.1U
Authority: CN
Inventors: 张国栋
Original assignee: Huace Film And Television Beijing Co ltd
Current assignee: Huace Film And Television Beijing Co ltd
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2023-12-22
Anticipated expiration: 2033-05-31

Abstract

The utility model relates to the technical field of projection equipment and discloses an adjustable bracket for projection equipment, which comprises an installation table, wherein the front side and the rear side of the surface of the installation table are respectively provided with a rack in a penetrating way, the racks are arranged in a square frame, the racks are in sliding connection with the installation table, the front side and the rear side of the top of the installation table are respectively connected with a first threaded rod in a rotating way, the first threaded rods penetrate through the racks and are in threaded connection with the racks, and the top end of each first threaded rod is fixedly provided with a rotary disk; the utility model is convenient for installing the projection equipment, a user can simply fix the projection equipment on the bracket, then clamp and fix the projection equipment, thereby providing convenience for the installation and disassembly operations of the user, the bracket can also adjust and adapt according to the size of the installed projection equipment, and the installation height is adjusted when the projection equipment is installed or disassembled, so that the practicability of the bracket is increased.

Description

Adjustable bracket for projection equipment

Technical Field

The utility model relates to the technical field of projection equipment, in particular to an adjustable bracket for projection equipment.

Background

A projector, also called a projector, is a device that can project images or videos onto a curtain, and is widely used in homes, offices, schools, and entertainment venues.

At present when the projector is used, in order to avoid surrounding objects to cause shielding to the projected picture, a user is required to fix the projector on a projector bracket, and a fixing frame for projection equipment is searched, and the application number is as follows: CN201921979388.9, publication No.: CN211315559U, it is fixed to projection equipment through the centre gripping mount removal of both sides for the user need not to use the bolt to install fixedly, but the user is when using this support to install projection equipment, and the user must use one of them hand to lift projection equipment, when lifting projection equipment to the below of mount, just can rotate the manual regulation pole of one side and fix the operation to projection equipment, when dismantling projection equipment, when adjusting the centre gripping mount position of both sides, the user also need use the hand to lift projection equipment, and the projector is generally heavier, and then bring inconvenience for user's installation and dismantlement operation, and this support is inconvenient to adjust its installation height, make the user still need carry out installation work with the help of other instruments when installing or dismantling projection equipment.

Disclosure of Invention

The present utility model is directed to an adjustable bracket for a projection device, so as to solve the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a support with adjustable projection equipment, includes the mount table, both sides all run through around the mount table surface and are provided with the rack, the rack is the square frame setting, and sliding connection between rack and the mount table, both sides all rotate around the mount table top are connected with first threaded rod, and first threaded rod runs through rack and with the rack between threaded connection, the top of first threaded rod is fixed with the rotary disk, the inside of mount table is provided with the clamping structure, and the left and right sides of mount table bottom all has seted up logical groove, the left and right sides of a side surface in opposite directions of rack all is provided with the grip block, and sliding connection between grip block and the mount table, the top of mount table is provided with the mounting box, and the top of mounting box is fixed with the connecting plate, the inside swing joint of mounting box has elevation structure.

Preferably, the clamping structure comprises a double-shaft motor, a second threaded rod, a thread bush and a connecting rod, wherein the double-shaft motor is fixed in the middle of the inside of the mounting table, the second threaded rod is rotationally connected to the left side and the right side of the inner wall of the mounting table, one end of the second threaded rod is fixedly connected with two side output shafts of the double-shaft motor, the thread bush is in threaded connection with the surface of the second threaded rod, the thread directions of the surfaces of the second threaded rods on the two sides are opposite, the connecting rod is fixed below the thread bush, and the bottom end of the connecting rod penetrates through the through groove and is fixedly connected with the clamping plate.

Preferably, the limit groove has all been seted up to the left and right sides at mount table inner wall top, the top of thread bush is fixed with the gag lever post, the top of gag lever post extends to the inside of limit groove and the bolt has the stopper, and the inner wall sliding connection of stopper and limit groove.

Preferably, the lifting structure comprises a gear, a rack plate and a driving motor, the gear is rotationally connected with the lower side of the inside of the installation box, the rack plate is slidingly connected with the left side of the inside of the installation box, the lower side of the installation box is in an open arrangement, the bottom end of the rack plate extends to the lower side of the installation box and is fixedly connected with the installation table, the gear is meshed with the rack plate, the driving motor is fixed on the lower side of the front side of the installation box, and an output shaft of the driving motor penetrates through the inside of the installation box and is fixedly connected with the gear.

Preferably, a guide block is fixed above the left surface of the rack plate, a guide groove is formed in the left side of the inner wall of the mounting box, and the guide block is located in the guide groove and is in sliding connection with the inner wall of the guide groove.

Preferably, the bottom of rack inner wall bonds there is the slipmat, the material of slipmat is rubber, and the surface of slipmat is provided with the antiskid line.

Compared with the prior art, the utility model has the following beneficial effects:

the utility model is convenient for installing the projection equipment, a user can simply fix the projection equipment on the bracket, then clamp and fix the projection equipment, thereby providing convenience for the installation and disassembly operations of the user, the bracket can also adjust and adapt according to the size of the installed projection equipment, and the installation height is adjusted when the projection equipment is installed or disassembled, so that the practicability of the bracket is increased.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of another view of the present utility model;

FIG. 3 is a schematic perspective view of a mounting table according to the present utility model;

FIG. 4 is a cross-sectional view of a mounting table according to the present utility model;

fig. 5 is a cross-sectional view of the mounting case of the present utility model.

In the figure: 1. a mounting table; 2. a placing rack; 3. a first threaded rod; 4. a rotating disc; 5. a clamping structure; 51. a biaxial motor; 52. a second threaded rod; 53. a thread sleeve; 54. a connecting rod; 6. a through groove; 7. a clamping plate; 8. a mounting box; 9. a connecting plate; 10. a lifting structure; 101. a gear; 102. rack plate; 103. a drive motor; 11. a limit groove; 12. a limit rod; 13. a limiting block; 14. an anti-slip pad; 15. a guide block; 16. a guide groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, an adjustable bracket for a projection device comprises a mounting table 1, wherein a holding frame 2 is arranged on the front side and the rear side of the surface of the mounting table 1 in a penetrating manner, the holding frame 2 is arranged in a square frame manner, the holding frame 2 is connected with the mounting table 1 in a sliding manner, the front side and the rear side of the top of the mounting table 1 are respectively connected with a first threaded rod 3 in a rotating manner, the first threaded rod 3 penetrates through the holding frame 2 and is in threaded connection with the holding frame 2, the top of the first threaded rod 3 is fixedly provided with a rotating disk 4, the inside of the mounting table 1 is provided with a clamping structure 5, through grooves 6 are respectively formed in the left side and the right side of the bottom of the mounting table 1, clamping plates 7 are respectively arranged on the left side and the right side of the surface of the opposite sides of the mounting table 2, the clamping plates 7 are connected with the mounting table 1 in a sliding manner, a mounting box 8 is arranged above the mounting table 1, and the top of the mounting box 8 is fixedly provided with a connecting plate 9.

The clamping structure 5 includes biax motor 51, second threaded rod 52, thread bush 53 and connecting rod 54, biax motor 51 fixes at the inside middle part of mount table 1, second threaded rod 52 rotates the left and right sides of being connected at mount table 1 inner wall, and the one end of second threaded rod 52 and the both sides output shaft fixed connection of biax motor 51, thread bush 53 threaded connection is on the surface of second threaded rod 52, and the second threaded rod 52 surface screw thread direction of both sides is the opposite setting, connecting rod 54 fixes the below at thread bush 53, and the bottom of connecting rod 54 runs through groove 6 and with fixed connection between the grip block 7, the spacing groove 11 has all been seted up at the left and right sides at mount table 1 inner wall top, the top of thread bush 53 is fixed with gag lever 12, the top of gag lever 12 extends to the inside of spacing groove 11 and the bolt has stopper 13, and the inner wall sliding connection of spacing groove 11, when second threaded rod 52 rotates, the stopper 13 of top can be spacing thread bush 53, and only can carry out left and right horizontal migration to thread bush 53, and then adjust the grip block 7 of below, the user puts the projecting motor 2 and can make the opposite direction of rotation of the two sides of spindle motor drive the opposite direction of rotation of the opposite shaft 7, and then make the opposite spindle drive the opposite direction of the opposite spindle 7 to the opposite direction of the second threaded rod 51, the opposite direction of rotation of the opposite spindle shaft is driven by the opposite spindle 51, and the opposite direction of the second threaded shaft is rotated.

The lifting structure 10 comprises a gear 101, a rack plate 102 and a driving motor 103, the gear 101 is rotationally connected with the lower side of the inside of the installation box 8, the rack plate 102 is slidingly connected with the left side of the inside of the installation box 8, the lower side of the installation box 8 is in open arrangement, the bottom end of the rack plate 102 extends to the lower side of the installation box 8 and is fixedly connected with the installation table 1, the gear 101 is meshed with the rack plate 102, the driving motor 103 is fixed to the lower side of the installation box 8, an output shaft of the driving motor 103 penetrates through the inside of the installation box 8 and is fixedly connected with the gear 101, a guide block 15 is fixed above the left side surface of the rack plate 102, a guide groove 16 is formed in the left side of the inner wall of the installation box 8, the guide block 15 is positioned in the inside of the guide groove 16 and is slidingly connected with the inner wall of the guide groove 16, when the rack plate 102 ascends and descends, the rack plate 102 is guided in the inside of the guide groove 16, the rack plate 102 only can ascend and descend in the upper direction, the height of the installation table 1 is adjusted, the driving motor 103 can be driven by a user to detach or install the driving motor 103, and the projection table 1 can be unfolded or the whole projection table 1 can be conveniently and the projection device can be conveniently and lowered.

The bottom of rack 2 inner wall bonds has slipmat 14, and the material of slipmat 14 is rubber, and the surface of slipmat 14 is provided with the slipmat line, and after the projection equipment was put in rack 2 top to the user, the slipmat 14 of below can contact with projection equipment's bottom, and then improves the stability when putting projection equipment, avoids projection equipment to slide.

Working principle: when the user needs to install projection equipment, the user opens driving motor 103 at first, make rack board 102 promote mount table 1 and remove, make mount table 1 decline, after mount table 1 descends to suitable height, the user alright take out projection equipment, and put it on the surface of mount table 2, before putting projection equipment, if projection equipment is higher, the user can rotate rotary disk 4 of both sides earlier, make first threaded rod 3 take place to rotate, and then make the mount table 2 of both sides take place the activity, according to the projection equipment that will install, adjust the place height of mount table 2, the user can put projection equipment in the mount table 2 top once more, put and accomplish the back user and open biaxial motor 51, make the grip block 7 of both sides remove in opposite directions, and then carry out the centre gripping to projection equipment, thereby accomplish the installation work to projection equipment, then the user opens driving motor 103 of top again, make mount table 1 rise to normal position, then the user can use projection equipment, if need to dismantle projection equipment, can open motor 103, and make mount table 1 and make the mount table 1 and then take out the grip block and take out the projection equipment from the user's that can take out the mount table 2, and make the apparatus from the both sides can be removed from the mount table 2.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. Adjustable bracket for projection equipment, comprising an installation table (1), and being characterized in that: the utility model discloses a mounting table, including rack (1), rack (2), mounting box (8), connecting plate (9), elevating structure (10) are provided with, rack (1) surface's front and back both sides all run through and are provided with rack (2), rack (2) are the square setting, and sliding connection between rack (2) and the mounting table (1), all rotate and be connected with first threaded rod (3) in the front and back both sides at mounting table (1) top, and threaded connection between rack (2) and rack (2) is run through in first threaded rod (3), the top of first threaded rod (3) is fixed with rotary disk (4), the inside of mounting table (1) is provided with clamping structure (5), and the left and right sides of mounting table (1) bottom all has been seted up logical groove (6), the left and right sides of rack (2) one side surface in opposite directions all is provided with grip block (7), and sliding connection between grip block (7) and the mounting table (1), the top of mounting table (1) is provided with mounting box (8), and the top of mounting box (8) is fixed with connecting plate (9), the inside swing joint of mounting box (8) has elevating structure (10).

2. An adjustable support for a projection device according to claim 1, wherein: the clamping structure (5) comprises a double-shaft motor (51), a second threaded rod (52), a threaded sleeve (53) and a connecting rod (54), wherein the double-shaft motor (51) is fixed at the middle part inside the mounting table (1), the second threaded rod (52) is rotationally connected to the left side and the right side of the inner wall of the mounting table (1), one end of the second threaded rod (52) is fixedly connected with two side output shafts of the double-shaft motor (51), the threaded sleeve (53) is in threaded connection with the surface of the second threaded rod (52), the surface thread directions of the second threaded rods (52) on the two sides are oppositely arranged, the connecting rod (54) is fixed below the threaded sleeve (53), and the bottom end of the connecting rod (54) penetrates through the through groove (6) and is fixedly connected with the clamping plate (7).

3. An adjustable support for a projection device according to claim 2, wherein: limiting grooves (11) are formed in the left side and the right side of the top of the inner wall of the mounting table (1), a limiting rod (12) is fixed to the top of the threaded sleeve (53), the top end of the limiting rod (12) extends to the inside of the limiting groove (11) and is bolted with a limiting block (13), and the limiting block (13) is in sliding connection with the inner wall of the limiting groove (11).

4. An adjustable support for a projection device according to claim 1, wherein: the lifting structure (10) comprises a gear (101), a rack plate (102) and a driving motor (103), wherein the gear (101) is rotationally connected with the lower side of the inside of the mounting box (8), the rack plate (102) is slidingly connected with the left side of the inside of the mounting box (8), the lower side of the mounting box (8) is opened, the bottom end of the rack plate (102) extends to the lower side of the mounting box (8) and is fixedly connected with the mounting table (1), the gear (101) is meshed with the rack plate (102), the driving motor (103) is fixed on the lower side of the front side of the mounting box (8), and an output shaft of the driving motor (103) penetrates through the inside of the mounting box (8) and is fixedly connected with the gear (101).

5. An adjustable support for a projection device according to claim 4, wherein: the upper part of the left side surface of the rack plate (102) is fixedly provided with a guide block (15), the left side of the inner wall of the installation box (8) is provided with a guide groove (16), and the guide block (15) is positioned in the guide groove (16) and is in sliding connection with the inner wall of the guide groove (16).

6. An adjustable support for a projection device according to claim 1, wherein: the anti-slip mat is characterized in that an anti-slip mat (14) is adhered to the bottom of the inner wall of the placement frame (2), the anti-slip mat (14) is made of rubber, and anti-slip lines are arranged on the surface of the anti-slip mat (14).