CN219712892U

CN219712892U - Projection display device

Info

Publication number: CN219712892U
Application number: CN202320708223.8U
Authority: CN
Inventors: 焦姣
Original assignee: Shenzhen Chuangzhiji Culture Technology Co ltd
Current assignee: Shenzhen Chuangzhiji Culture Technology Co ltd
Priority date: 2023-04-03
Filing date: 2023-04-03
Publication date: 2023-09-19
Anticipated expiration: 2033-04-03

Abstract

The utility model discloses a projection display device, which comprises a projection display mechanism, wherein the projection display mechanism comprises a projector, a supporting component is arranged at the bottom of the projector, the supporting component comprises a bracket and a support plate, a lifting component is arranged at the bottom of the support plate, the lifting component comprises a base and a telescopic sleeve, a pumping component is arranged on the base, the pumping component comprises a hydraulic pump and an electromagnetic valve, and a protection component is arranged on the support plate.

Description

Projection display device

Technical Field

The utility model relates to the technical field of projection display equipment, in particular to a projection display device.

Background

For the picture or the video that need demonstrate in the exhibition hall of being convenient for carry out projection show work, need use projection show equipment, patent application number is CN 202020109809.9's utility model patent, through the surface and the movable tube threaded connection of movable rod, and the gleitbretter is located the inside of spout, rotate movable tube and can adjust the movable rod, top swing joint through the mount pad has projection equipment, and the inserted sheet is located the inside of slot, the inserted sheet is fixed through the threaded rod with the screw hole, thereby make the bandage fix projection equipment, when height and angle are adjusted, can effectually prevent projection equipment drop, thereby conveniently dismantle projection equipment and mount pad, conveniently accomodate and protect projection equipment, because the movable rod is located sheathed tube inside, the bottom fixed mounting of base has the gyro wheel, thereby conveniently remove to adjust near and far with the screen, convenient accomodate and transport, can protect, improve life, see according to its disclosed technical scheme, present projection show equipment is when using, on the one hand, when unable the carelessly takes place, can not guarantee effectively, can not shelter from projection equipment, on the other hand, can not shelter from the high person's safety in need of the projection equipment, and high projection equipment is required to be adjusted according to the height, on the other hand, the projection equipment is easy to shelter from the projection personnel.

Therefore, how to design a projection display device is a problem to be solved currently.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide a projection display device which solves the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a projection display device, includes projection display mechanism, projection display mechanism includes the projecting apparatus, supporting component is installed to the bottom of projecting apparatus, supporting component includes support and extension board, lifting component is installed to the bottom of extension board, lifting component includes base and flexible cover, install pumping components on the base, pumping components includes hydraulic pump and solenoid valve, install protection component on the extension board, protection component includes sheath and electro-magnet, install rotating assembly on the support, rotating assembly includes worm and motor.

Further, the support is installed at the top of extension board through the bolt, the draw-in groove has been seted up to the inboard at the top of support, the inboard card of draw-in groove has the worm wheel, one side of projecting apparatus is installed on the support through the pivot, the opposite side of projecting apparatus is installed on the worm wheel through the bolt, the worm wheel is installed in the inboard of draw-in groove through the pivot.

Further, one end of the worm is arranged on one side of the support through the rotating shaft, the other end of the worm penetrates through the clamping groove and extends to the other side of the support, the motor is arranged on the other side of the support through a bolt, the worm is connected with an output shaft of the motor through a key, the worm is clamped at the bottom of the worm wheel, and the worm is meshed with the worm wheel.

Further, the top of flexible cover is installed in the bottom of extension board through the bolt, the top at the base is installed through the bolt to the bottom of flexible cover, the inner chamber has been seted up to the inboard of base, the inboard of inner chamber is equipped with hydraulic oil.

Further, the hydraulic pump is installed at the top of base through the bolt, the solenoid valve passes through the bottom of bolt installation at the telescopic sleeve, the bottom of telescopic sleeve is linked together with the inner chamber through the solenoid valve, the bottom of hydraulic pump is linked together with the inboard of inner chamber through the straw, one side of hydraulic pump is linked together with the bottom of telescopic sleeve through the pipe.

Further, the sheath cover is established in the outside side of extension board, the electro-magnet passes through the bottom of bolt installation at the sheath, the top of electro-magnet passes through the spring and is connected with the bottom of extension board.

Further, the support plate is a stainless steel support plate, a storage battery is installed at the bottom of the support plate through bolts, a button is installed at the bottom of the base through bolts, the storage battery is connected with the button through an electric wire, the button is connected with an electromagnet through an electric wire, and the button is a normally open button switch.

Further, a switch group is installed on one side of the base through bolts, and the switch group is connected with the projector, the motor, the hydraulic pump and the electromagnetic valve through wires.

The beneficial effects are that: 1. this projection display device when using, when the situation such as rock when appearing moving because of collision of personnel, equipment produces toppling over for the button and the ground separation of base bottom, and then make the button open the electro-magnet, the electro-magnet circular telegram produces the suction, and then makes electro-magnet compression spring and be close to the bottom of extension board, makes the electro-magnet drive the sheath and removes the top of extension board to the cover is in the outside of projector, and striking is on ground or other article when avoiding the projector to topple over, utilizes the elasticity of sheath to cushion simultaneously, ensures the safety of projector.

2. This projection display device is when carrying out projection work, when personnel are in the front, open the hydraulic pump, make the hydraulic pump with intracavity wait to the inboard of flexible cover, flexible cover upwards extends, and then upwards promote extension board and support, make the projecting apparatus upwards move personnel's top, the motor drives the worm wheel through the worm and rotates, the front side of projecting apparatus rotates downwards, avoid personnel to shelter from the projection picture, when the projecting apparatus is in the front, open the solenoid valve, hydraulic oil in the flexible cover is extruded the inboard of inner chamber under gravity, the projecting apparatus is under the drive of support and extension board, downwardly moving is less than the bottom of personnel's sight, the motor drives worm wheel counter-rotating through the worm, the front side of projecting apparatus upwards rotates, avoid the projecting apparatus to shelter from personnel's sight, be convenient for adjust the height of projecting apparatus according to projecting apparatus and personnel relative position, convenient use.

3. The projection display device is reasonable in design, is relatively efficient and convenient in use, and is suitable for projection display work in a exhibition hall.

Drawings

FIG. 1 is a schematic view of a projection display device according to the present utility model;

FIG. 2 is a cross-sectional view of a projection display device of the present utility model;

FIG. 3 is a cross-sectional view of a stand of a projection display device of the present utility model;

in the figure: 1. a projector; 2. a bracket; 3. a support plate; 4. a base; 5. a telescopic sleeve; 6. a hydraulic pump; 7. an inner cavity; 8. an electromagnetic valve; 9. a sheath; 10. an electromagnet; 11. a spring; 12. a storage battery; 13. a button; 14. a worm wheel; 15. a worm; 16. a motor; 17. and a switch group.

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 to 3, the present utility model provides a technical solution: the projection display device comprises a projection display mechanism, the projection display mechanism comprises a projector 1, a supporting component is arranged at the bottom of the projector 1, the supporting component comprises a bracket 2 and a support plate 3, a lifting component is arranged at the bottom of the support plate 3, the lifting component comprises a base 4 and a telescopic sleeve 5, a pumping component is arranged on the base 4, the pumping component comprises a hydraulic pump 6 and an electromagnetic valve 8, a protection component is arranged on the support plate 3, the protection component comprises a sheath 9 and an electromagnet 10, a rotating component is arranged on the bracket 2, the rotating component comprises a worm 15 and a motor 16, the sheath 9 is sleeved on the outer side of the support plate 3, the electromagnet 10 is arranged at the bottom of the sheath 9 through a bolt, the top of the electromagnet 10 is connected with the bottom of the support plate 3 through a spring 11, the support plate 3 is a stainless steel support plate, the bottom of the support plate 3 is provided with a storage battery 12 through a bolt, the bottom of the base 4 is provided with a button 13 through a bolt, the storage battery 12 is connected with the button 13 through an electric wire, the button 13 is connected with an electromagnet 10 through an electric wire, the button 13 is a normally open button switch, one side of the base 4 is provided with a switch group 17 through a bolt, the switch group 17 is connected with the projector 1, a motor 16, a hydraulic pump 6 and an electromagnetic valve 8 through an electric wire, when the situation that the bottom of the base 4 is toppled down due to collision of personnel, shaking when equipment moves and the like occurs, the button 13 at the bottom of the base is separated from the ground, the electromagnet 10 is further opened by the button 13, the electromagnet 10 is electrified to generate suction force, the electromagnet 10 is further enabled to compress the spring 11 and approach the bottom of the support plate 3, the electromagnet 10 is enabled to drive the sheath 9 to move to the top of the support plate 3, and cover in the outside of projector 1, avoid striking ground or other article when projector 1 emptys, utilize the elasticity of sheath 9 to cushion simultaneously, ensure the safety of projector 1.

In the embodiment, the bracket 2 is mounted on the top of the support plate 3 through a bolt, a clamping groove is formed in the inner side of the top of the bracket 2, a worm wheel 14 is clamped in the inner side of the clamping groove, one side of the projector 1 is mounted on the bracket 2 through a rotating shaft, the other side of the projector 1 is mounted on the worm wheel 14 through a bolt, the worm wheel 14 is mounted on the inner side of the clamping groove through a rotating shaft, one end of a worm 15 is mounted on one side of the bracket 2 through a rotating shaft, the other end of the worm 15 penetrates through the clamping groove and extends to the other side of the bracket 2, a motor 16 is mounted on the other side of the bracket 2 through a bolt, the worm 15 is connected with an output shaft of the motor 16 in a key manner, the worm 15 is clamped at the bottom of the worm wheel 14, the worm 15 is meshed with the worm wheel 14, the top of the telescopic sleeve 5 is mounted on the bottom of the support plate 3 through a bolt, the bottom of the telescopic sleeve 5 is arranged at the top of the base 4 through a bolt, an inner cavity 7 is formed in the inner side of the base 4, hydraulic oil is filled in the inner side of the inner cavity 7, the hydraulic pump 6 is arranged at the top of the base 4 through a bolt, the electromagnetic valve 8 is arranged at the bottom of the telescopic sleeve 5 through a bolt, the bottom of the telescopic sleeve 5 is communicated with the inner cavity 7 through the electromagnetic valve 8, the bottom of the hydraulic pump 6 is communicated with the inner side of the inner cavity 7 through a suction pipe, one side of the hydraulic pump 6 is communicated with the bottom of the telescopic sleeve 5 through a guide pipe, when a person is in front in projection work, the hydraulic pump 6 is opened, so that the hydraulic pump 6 waits for the hydraulic pump in the inner cavity 7 to reach the inner side of the telescopic sleeve 5, the telescopic sleeve 5 stretches upwards, the support plate 3 and the support 2 are pushed upwards, the projector 1 moves upwards to the top of the person, the motor 16 drives the worm wheel 14 to rotate through the worm 15, the front side of the projector 1 is rotated downwards, a person is prevented from shielding a projection picture, when the projector 1 is in front, the electromagnetic valve 8 is opened, hydraulic oil in the telescopic sleeve 5 is extruded to the inner side of the inner cavity 7 under the gravity, the projector 1 is driven by the support 2 and the support plate 3 to move downwards to the bottom lower than the sight line of the person, the motor 16 drives the worm wheel 14 to reversely rotate through the worm 15, the front side of the projector 1 is rotated upwards, the sight line of the person is prevented from being shielded by the projector 1, the height of the projector 1 is convenient to adjust according to the relative position of the projector 1 and the person, and the use is convenient.

This projection display device provides the electric energy for all consumer through external power supply and battery 12, when carrying out projection work, when personnel are in the front, open hydraulic pump 6, make hydraulic pump 6 with the inboard of interior 7 hydraulic oil pump etc. to telescopic sleeve 5, telescopic sleeve 5 upwards extend, and then promote extension board 3 and support 2 upwards, make projector 1 upwards move the top of personnel, motor 16 drives worm wheel 14 through worm 15 and rotates, the front side of projector 1 rotates downwards, avoid personnel to shelter from the projection picture, when projector 1 is in the front, open solenoid valve 8, hydraulic oil in the telescopic sleeve 5 is pressed the inboard of inner chamber 7 under the gravity, projector 1 is under the drive of support 2 and extension board 3, move the bottom that is less than personnel's sight, motor 16 drives worm wheel 14 counter-rotating through worm 15, the front side of projector 1 upwards rotates, the sight of projector 1 is avoided, be convenient for according to projector 1 and personnel's relative position carries out the height of adjusting projector 1, facilitate the use, when the appearance is because of personnel's collision, when equipment moves and produce and topple over the button 4, make the electro-magnet 3 is close to the bottom of the electro-magnet 3, and then make the electro-magnet 10 is close to the electro-magnet 3, and then the electro-magnet is made to the electro-magnet 10 is close to the shock absorber 9, and is made to the electro-magnet 3, and is close to the top of the protector 1, and the protector is made to the electro-magnet is opened, and the electro-magnet is made to the top is 9 when the electro-magnet is moved, the protector is made, the electro-magnet is 9, and is close to the protector is in the top, and is more than the top is made, the electro-magnet is 9, and is more than the electro-magnet, the electro-magnet is 9.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a projection display device, includes projection display mechanism, projection display mechanism includes projecting apparatus (1), the supporting component is installed to the bottom of projecting apparatus (1), supporting component includes support (2) and extension board (3), its characterized in that: lifting assembly is installed to the bottom of extension board (3), lifting assembly includes base (4) and flexible cover (5), install pumping assembly on base (4), pumping assembly includes hydraulic pump (6) and solenoid valve (8), install protection subassembly on extension board (3), protection subassembly includes sheath (9) and electro-magnet (10), install rotation subassembly on support (2), rotation subassembly includes worm (15) and motor (16).

2. A projection display device as claimed in claim 1, wherein: the utility model discloses a projector, including support (2), worm wheel (14), worm wheel, support (2), worm wheel (14) are installed through the bolt to support (2), install at the top of extension board (3) through the bolt to support (2), the draw-in groove has been seted up to the inboard at the top of support (2), the worm wheel (14) are blocked to the inboard of draw-in groove, one side of projector (1) is installed on support (2) through the pivot, the opposite side of projector (1) is installed on worm wheel (14) through the bolt, worm wheel (14) are installed in the inboard of draw-in groove through the pivot.

3. A projection display device as claimed in claim 2, wherein: one end of the worm (15) is arranged on one side of the support (2) through a rotating shaft, the other end of the worm (15) penetrates through the clamping groove and extends to the other side of the support (2), the motor (16) is arranged on the other side of the support (2) through a bolt, the worm (15) is connected with an output shaft of the motor (16) through a key, the worm (15) is clamped at the bottom of the worm wheel (14), and the worm (15) is meshed with the worm wheel (14).

4. A projection display device as claimed in claim 1, wherein: the top of flexible cover (5) is installed in the bottom of extension board (3) through the bolt, the top at base (4) is installed through the bolt to the bottom of flexible cover (5), inner chamber (7) have been seted up to the inboard of base (4), the inboard of inner chamber (7) is equipped with hydraulic oil.

5. The projection display device of claim 4, wherein: the hydraulic pump (6) is installed at the top of base (4) through the bolt, solenoid valve (8) are installed in the bottom of flexible cover (5) through the bolt, the bottom of flexible cover (5) is linked together with inner chamber (7) through solenoid valve (8), the bottom of hydraulic pump (6) is linked together through the inboard of straw with inner chamber (7), one side of hydraulic pump (6) is linked together through the bottom of pipe with flexible cover (5).

6. The projection display device of claim 5, wherein: the outer side of extension board (3) is established to sheath (9) cover, electro-magnet (10) are installed in the bottom of sheath (9) through the bolt, the top of electro-magnet (10) is connected with the bottom of extension board (3) through spring (11).

7. The projection display device of claim 6, wherein: the support plate (3) is a stainless steel support plate, a storage battery (12) is arranged at the bottom of the support plate (3) through bolts, a button (13) is arranged at the bottom of the base (4) through bolts, the storage battery (12) is connected with the button (13) through an electric wire, the button (13) is connected with an electromagnet (10) through an electric wire, and the button (13) is a normally open button switch.

8. The projection display device of claim 7, wherein: one side of the base (4) is provided with a switch group (17) through bolts, and the switch group (17) is connected with the projector (1), the motor (16), the hydraulic pump (6) and the electromagnetic valve (8) through wires.