CN215807716U

CN215807716U - Projector hoisting support

Info

Publication number: CN215807716U
Application number: CN202121881385.9U
Authority: CN
Inventors: 邵瑞
Original assignee: Shanghai Shunying Electronic Technology Co ltd
Current assignee: Shanghai Weiren Multimedia Technology Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-02-11
Anticipated expiration: 2031-08-12

Abstract

The utility model discloses a projector hoisting support which comprises a hoisting support, wherein fixing plates are fixedly connected to two ends of the top surface of the hoisting support, a filter screen is installed on the rear wall of the hoisting support in a penetrating mode, two fixed threaded rods are rotatably connected to the inner bottom wall of the hoisting support, a clamping fixing plate is arranged in the hoisting support, fixed threaded sleeves are installed at two ends of the clamping fixing plate in a penetrating mode, the fixed threaded rods are in threaded connection with the fixed threaded sleeves, a projector is placed on the inner bottom wall of the hoisting support, a motor is fixedly installed on the side wall of the fixing plate, and a movable threaded rod and a worm are rotatably connected between the two fixing plates. According to the utility model, the clamping fixing plate moves up and down to clamp and fix the projector, so that the situation that the projector moves in the using process to cause poor projection effect is prevented, the cleaning brush is driven by moving the threaded sleeve to clean the filter screen, and the filter screen can protect the heat dissipation effect of the projector.

Description

Projector hoisting support

Technical Field

The utility model relates to the field of projectors, in particular to a projector hoisting support.

Background

A projector, also called a projector, is a device for projecting pictures onto a screen. In recent years, with the development of projection technology, projectors are widely used in homes, schools, offices, entertainment venues, and the like. In order to ensure the application effect of the projector in different occasions and expand the application range of the projector, various hoisting supports are produced.

The following problems mostly exist in the projector hoisting support commonly used in the market at present: 1. the support has a simple structure, and has no fixing mechanism for the projector, so that the position of the projector can be changed in long-term use, the projection picture can deviate from a curtain, and even more, the projector can fall off; 2. in the long-term use process, a lot of dust can adhere to the louvre of projector, can influence radiating effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a projector hoisting bracket.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a projector hoisting support, includes hoisting support, the equal fixedly connected with fixed plate in hoisting support's top surface both ends, hoisting support's back wall is run through and is installed the filter screen, hoisting support's interior diapire rotates and is connected with two fixed threaded rod, be equipped with tight fixed plate of clamp in the hoisting support, the both ends of pressing from both sides tight fixed plate all run through and install the fixed thread cover, fixed threaded rod and fixed thread cover threaded connection, the projector has been placed to hoisting support's interior diapire, the lateral wall fixed mounting of fixed plate has the motor, two it is connected with removal threaded rod and worm to rotate between the fixed plate, the output and the removal threaded rod fixed connection of motor, the left end of removing threaded rod and worm is equipped with first gear and second gear respectively, first gear and second gear meshing.

Preferably, the back wall of hoisting support is equipped with the shifting chute, slidable mounting has the removal seat in the shifting chute, fixedly connected with brush cleaner on the removal seat, threaded connection has the removal thread bush on the removal threaded rod, remove the thread bush and remove seat fixed connection.

Preferably, the left and right inner walls of hoisting support all are equipped with the spout, slidable mounting has the slide, two in the spout the slide respectively with the both sides fixed connection who presss from both sides tight fixed plate.

Preferably, the sliding groove and the sliding seat are matched in size.

Preferably, the positions of the cleaning brush and the filter screen correspond.

Preferably, the motor is a forward and reverse rotating motor.

The utility model has the beneficial effects that:

according to the utility model, the motor is turned on, the output end of the motor drives the movable threaded rod to rotate, the movable threaded rod drives the first gear to rotate, the worm is driven to rotate by the meshing of the first gear and the second gear, the fixed threaded rod is driven to rotate by the meshing of the worm and the worm gear, the fixed threaded rod is in threaded connection with the fixed threaded sleeve by the rotation of the two fixed threaded rods, the clamping fixing plate is driven to move up and down, the projector is clamped and fixed, and the situation that the projector is moved in the use process is prevented, so that the poor projection effect is caused.

2, when the projector is clamped and moved, the movable threaded rod rotates, the movable threaded sleeve is driven to move left and right due to the limiting effect of the movable seat in the movable groove, the movable threaded sleeve drives the cleaning brush to clean the filter screen, the filter screen can protect the heat dissipation effect of the projector, the heat dissipation is prevented from being influenced by spider webs and the like in the long-term heat dissipation process, and the cleaning brush cleans the filter screen to keep the heat dissipation effect.

Drawings

Fig. 1 is a schematic structural diagram of a projector hoisting bracket according to the present invention.

Fig. 2 is a rear view of a projector hoisting bracket according to the present invention.

Reference numbers in the figures: the device comprises a hoisting support 1, a fixing plate 2, a filter screen 3, a fixing threaded rod 4, a worm wheel 5, a worm 6, a movable threaded rod 7, a first gear 8, a second gear 9, a movable threaded sleeve 10, a motor 11, a movable groove 12, a movable seat 13, a cleaning brush 14, a clamping fixing plate 15, a projector 16, a sliding chute 17 and a sliding seat 18.

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.

Referring to fig. 1-2, a projector hoisting support comprises a hoisting support 1, wherein both ends of the top surface of the hoisting support 1 are fixedly connected with fixing plates 2, a filter screen 3 is installed on the rear wall of the hoisting support 1 in a penetrating manner, two fixing threaded rods 4 are rotatably connected with the inner bottom wall of the hoisting support 1, a clamping fixing plate 15 is arranged in the hoisting support 1, both ends of the clamping fixing plate 15 are respectively provided with a fixing threaded sleeve in a penetrating manner, the fixing threaded rods 4 are in threaded connection with the fixing threaded sleeves, a projector 16 is placed on the inner bottom wall of the hoisting support 1, a motor 11 is fixedly installed on the side wall of the fixing plate 2, a movable threaded rod 7 and a worm 6 are rotatably connected between the two fixing plates 2, the output end of the motor 11 is fixedly connected with the movable threaded rod 7, a first gear 8 and a second gear 9 are respectively sleeved at the left ends of the movable threaded rod 7 and the worm 6, the first gear 8 is meshed with the second gear 9, the output end of the motor 11 drives the movable threaded rod 7 to rotate, the movable threaded rod 7 drives the first gear 8 to rotate, the worm 6 is driven to rotate through the meshing of the first gear 8 and the second gear 9, the fixed threaded rod 4 is driven to rotate through the meshing of the worm 6 and the worm wheel 5, the fixed threaded rod 4 is driven to rotate through the rotation of the two fixed threaded rods 4, and the fixed threaded rod 4 is in threaded connection with the fixed threaded sleeve to drive the clamping and fixing plate 15 to move up and down to clamp and fix the projector 16, so that the position of the projector 16 is prevented from moving in the using process;

the rear wall of the hoisting support 1 is provided with a moving groove 12, a moving seat 13 is slidably mounted in the moving groove 12, a cleaning brush 14 is fixedly connected to the moving seat 13, a moving threaded sleeve 10 is connected to the moving threaded rod 7 in a threaded manner, the moving threaded sleeve 10 is fixedly connected with the moving seat 13, and meanwhile, when the projector 16 is clamped and moved, the moving threaded rod 7 rotates, the moving threaded sleeve 10 is driven to move left and right due to the limiting effect of the moving seat 13 in the moving groove 12, the cleaning brush 14 is driven by the threaded sleeve 10 to clean the filter screen 3, the filter screen can protect the heat dissipation effect of the projector 16, the heat dissipation is prevented from being influenced by spider webs and the like in the long-term heat dissipation process, and the cleaning brush 14 cleans the filter screen 3 and keeps the heat dissipation effect;

the left and right inner walls of the hoisting support 1 are provided with sliding grooves 17, sliding seats 18 are arranged in the sliding grooves 17 in a sliding mode, the two sliding seats 18 are fixedly connected with the two sides of the clamping fixing plate 15 respectively, the sliding grooves 17 and the sliding seats 18 are matched in size, the positions of the cleaning brushes 14 and the filter screen 13 correspond, and the motor 11 is a forward and reverse rotating motor.

The working principle is as follows: in the utility model, when in use, a projector 16 is placed on the inner bottom wall of a hoisting bracket 1, then a motor 11 is turned on, the output end of the motor 11 drives a movable threaded rod 7 to rotate, the movable threaded rod 7 drives a first gear 8 to rotate, a worm 6 is driven to rotate through the meshing of the first gear 8 and a second gear 9, a fixed threaded rod 4 is driven to rotate through the meshing of the worm 6 and a worm wheel 5, the fixed threaded rod 4 is connected with a fixed threaded sleeve through threads through two fixed threaded rods 4, a clamping fixed plate 15 is driven to move up and down to clamp and fix the projector 16, the position of the projector 16 is prevented from moving in the using process, so that the projection effect is poor, meanwhile, when the projector 16 is clamped and moved, the movable threaded rod 7 rotates, and the movable threaded sleeve 10 is driven to move left and right due to the limiting effect of a movable seat 13 in a movable groove 12, the thread bushing 10 is moved to drive the cleaning brush 14 to clean the filter screen 3, the filter screen can protect the heat dissipation effect of the projector 16, the heat dissipation is prevented from being affected by spider webs and the like in the long-term heat dissipation process, and the cleaning brush 14 cleans the filter screen 3 and keeps the heat dissipation effect.

In the description of the present invention, it is to be understood that terms such as "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, terms such as "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The projector hoisting support comprises a hoisting support (1) and is characterized in that fixing plates (2) are fixedly connected to two ends of the top surface of the hoisting support (1), a filter screen (3) is installed on the rear wall of the hoisting support (1) in a penetrating manner, two fixing threaded rods (4) are rotatably connected to the inner bottom wall of the hoisting support (1), a clamping fixing plate (15) is arranged in the hoisting support (1), fixing threaded sleeves are installed at two ends of the clamping fixing plate (15) in a penetrating manner, the fixing threaded rods (4) are in threaded connection with the fixing threaded sleeves, a projector (16) is placed on the inner bottom wall of the hoisting support (1), a motor (11) is fixedly installed on the side wall of the fixing plate (2), two fixing plates (2) are rotatably connected with a moving threaded rod (7) and a worm (6) therebetween, and the output end of the motor (11) is fixedly connected with the moving threaded rod (7), the left ends of the movable threaded rod (7) and the worm (6) are respectively sleeved with a first gear (8) and a second gear (9), and the first gear (8) is meshed with the second gear (9).

2. The hoisting support for the projector as defined in claim 1, wherein the rear wall of the hoisting support (1) is provided with a moving groove (12), a moving seat (13) is slidably mounted in the moving groove (12), a cleaning brush (14) is fixedly connected to the moving seat (13), a moving threaded sleeve (10) is threadedly connected to the moving threaded rod (7), and the moving threaded sleeve (10) is fixedly connected to the moving seat (13).

3. The hoisting support for the projector as claimed in claim 1, wherein the hoisting support (1) is provided with sliding grooves (17) on the left and right inner walls, sliding seats (18) are slidably mounted in the sliding grooves (17), and the two sliding seats (18) are respectively and fixedly connected with two sides of the clamping fixing plate (15).

4. A projector lifting bracket as claimed in claim 3, characterized in that the sliding groove (17) and the sliding base (18) are adapted in size.

5. A projector lifting bracket as claimed in claim 2, characterized in that the positions of the cleaning brush (14) and the filter screen (13) correspond.

6. The projector hoisting bracket of claim 1, wherein the motor (11) is a counter-rotating motor.