CN220102576U

CN220102576U - Height adjusting device for projector

Info

Publication number: CN220102576U
Application number: CN202321268037.3U
Authority: CN
Inventors: 徐忠庆; 徐忠华; 赵沁德; 林戟邦; 郭业
Original assignee: Weiliang Shenzhen Technology Co ltd
Current assignee: Weiliang Shenzhen Technology Co ltd
Priority date: 2023-05-24
Filing date: 2023-05-24
Publication date: 2023-11-28
Anticipated expiration: 2033-05-24

Abstract

The utility model relates to the technical field of projectors, in particular to a height adjusting device for a projector. The projector comprises a projector body, wherein a height adjusting device is arranged on the lower surface of the projector body, the height adjusting device comprises a placing plate, the placing plate is in sliding connection with the lower surface of the projector body, an adjusting rod is fixedly connected to one side, far away from the projector body, of the placing plate, an adjusting plate is in sliding connection with the arc surface of the adjusting rod, two inserting plates are in sliding connection with one side, close to the placing plate, of the adjusting plate, sliding rods are fixedly connected to one side, far away from each other, of the two inserting plates, fixing plates are fixedly connected to the arc surfaces of the sliding rods, the fixing plates are fixedly connected with the surface of the adjusting plate, and three supporting rods are fixedly connected to the arc surface of the adjusting plate. The problem that the projection picture cannot be projected on the projection cloth normally due to the fact that the position of the projection cloth is too high or too low is solved.

Description

Height adjusting device for projector

Technical Field

The present disclosure relates to a height adjusting device, and particularly to a height adjusting device for a projector.

Background

A projector, also called a projector, is a device capable of projecting images or videos onto a curtain, and is widely used in homes, offices, schools, and entertainment places, and has different types such as CRT, LCD, DLP, etc. according to different operation modes.

One Chinese patent of Chinese patent application CN202120942677.2 discloses a projector, and the technical scheme is as follows: the projector provided by the utility model is provided with the sound box and the power amplifier, and the audio signal of the projector main board is played through the sound box power amplifier, the wireless microphone is directly connected with the sound box in a wireless way, and the signal of the wireless microphone is directly transmitted to the sound box power amplifier, so that the signal of the microphone is not required to be connected with the projector main board in a conventional Bluetooth way in the prior art.

In view of the above and related art, the inventors consider that there are often drawbacks in that it is inconvenient to adjust the height of the projector, resulting in that the projection screen cannot be projected on the projection cloth normally; accordingly, a height adjusting apparatus for a projector is proposed in view of the above-described problems.

Disclosure of Invention

The utility model aims to solve the defect that the height of a projector is inconvenient to adjust in the prior art, and provides a height adjusting device for the projector.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a height adjusting device for projecting apparatus, includes the projecting apparatus body, the lower surface of projecting apparatus body is equipped with the height-adjusting device, the height-adjusting device is including placing the board, place the lower surface sliding connection of board and projecting apparatus body, place one side fixedly connected with regulation pole of board keep away from the projecting apparatus body, the arc surface sliding connection of regulation pole has the regulating plate, the regulating plate is close to one side sliding connection who places the board and inserts the board, two it all fixedly connected with slide rod to insert one side of establishing the board and keep away from each other, two the equal fixedly connected with fixed plate of arc surface of slide rod, fixed plate and regulating plate's fixed surface are connected, a plurality of jack has been seted up to the arc surface of regulating plate.

The effects achieved by the components are as follows: through setting up the height-adjusting device, reached the effect of adjusting the height of projecting apparatus body, avoided the projecting apparatus body in the use period, because projection cloth position is too high or low excessively, the unable normal condition of projection on the projection cloth of result in projection picture appears, improved the practicality of projecting apparatus body.

Preferably, the arc surface of the sliding rod is sleeved with a first spring, and two ends of the first spring are fixedly connected with the inserting plate and the fixing plate respectively.

The effects achieved by the components are as follows: make the projector body more stable, improved staff's work efficiency simultaneously.

Preferably, the one side fixedly connected with dead lever that the board is close to the projector body is placed to the locating plate, the arc surface sliding connection of dead lever has the operation panel, one side fixedly connected with splint that the operation panel is close to the projector body, splint and the upper surface butt of projector body, the arc surface cover of dead lever has the second spring, the both ends of second spring respectively with operation panel and place board fixed connection.

The effects achieved by the components are as follows: the projector body can be taken out from the placing plate, so that the projector body can be maintained conveniently, and the practicability of the device is improved.

Preferably, the size of the adjusting rod inserting hole is matched with the size of the inserting plate, and a limiting block is fixedly connected with one end of the fixing rod, which is far away from the placing plate.

The effects achieved by the components are as follows: the condition that the operating panel is separated from the fixed rod due to overlarge force when an operator pulls the operating panel is avoided, and the stability of the device is improved.

Preferably, the lower surface of bracing piece has been seted up the spout, and is three the internal surface of bracing piece spout is equipped with mobile device, mobile device includes three removal wheel, three remove the wheel respectively with the internal surface sliding connection of three bracing piece spout, the equal fixedly connected with fixed block in both sides of bracing piece, the one end that two fixed blocks kept away from each other rotates and is connected with the barrier frame, the barrier frame internal thread is inserted and is equipped with two threaded rods, the threaded rod is kept away from the one side butt of bracing piece with the fixed block.

The effects achieved by the components are as follows: the effect of moving the projector body through the moving wheel is achieved, the situation that the projector body and the height adjusting device are required to be held up entirely by a worker when the projector body is moved is avoided, and the portability of the device is improved.

Preferably, the storage bin is arranged on one side of the support rod, the surface of the storage bin is rotationally connected with the stabilizer bar, one end, away from the support rod, of the stabilizer bar is fixedly connected with the foot pad, the screw rod is inserted into the inner thread of the support rod, and the screw rod is in butt joint with the stabilizer bar.

The effects achieved by the components are as follows: the contact area between the device and the ground is increased, so that the device is not easy to topple due to external force, and the stability of the device is improved.

In summary, the beneficial effects of the utility model are as follows:

1. according to the utility model, the height adjusting device is arranged, so that the effect of adjusting the height of the projector body is achieved, the situation that the projection picture cannot be normally projected on the projection cloth due to the fact that the position of the projection cloth is too high or too low during the use period of the projector body is avoided, and the practicability of the projector body is improved.

2. According to the utility model, the effect of moving the projector body through the moving wheel is achieved by arranging the moving device, so that the situation that a worker needs to hold the projector body and the height-adjusting device up in the whole when moving the projector body is avoided, and the portability of the device is improved.

Drawings

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

FIG. 2 is a schematic diagram of a height adjusting device according to the present utility model;

FIG. 3 is a schematic view of a portion of a height adjusting device according to the present utility model;

FIG. 4 is a schematic diagram of a mobile device according to the present utility model;

fig. 5 is a schematic view of a part of a mobile device according to the present utility model.

Legend description: 1. a projector body; 2. a height adjusting device; 3. a mobile device; 201. an adjusting rod; 202. an adjusting plate; 203. inserting a plate; 204. a first spring; 205. a fixing plate; 206. a slide rod; 207. a support rod; 208. placing a plate; 209. a fixed rod; 210. a second spring; 211. an operation panel; 212. a limiting block; 213. a clamping plate; 31. a moving wheel; 32. a threaded rod; 33. a fixed block; 34. a blocking rack; 35. a stabilizer bar; 36. foot pads; 37. a screw; 38. and (5) a storage bin.

Detailed Description

Referring to fig. 1, the present utility model provides a technical solution: the utility model provides a height adjusting device for projecting apparatus, including projecting apparatus body 1, the lower surface of projecting apparatus body 1 is equipped with height-adjusting device 2, through setting up height-adjusting device 2, the effect of adjusting the height of projecting apparatus body 1 has been reached, the condition that the projecting apparatus body 1 is in the use period owing to projection cloth position is too high or low, lead to the unable normal projection of projection picture to appear on the projection cloth, the practicality of projecting apparatus body 1 has been improved, the spout has been seted up to the lower surface of bracing piece 207, the internal surface of three bracing piece 207 spout is equipped with mobile device 3, through setting up mobile device 3, the effect of removing projecting apparatus body 1 through removing wheel 31 has been reached, the condition that the staff need be whole holding up projecting apparatus body 1 and height-adjusting device 2 appears when removing projecting apparatus body 1, the portability of device has been improved.

The specific arrangement and function of the height adjustment device 2 and the displacement device 3 will be described in detail below.

Referring to fig. 2 and 3, in the present embodiment: the heightening device 2 comprises a placing plate 208, the placing plate 208 is in sliding connection with the lower surface of the projector body 1, one side, away from the projector body 1, of the placing plate 208 is fixedly connected with an adjusting rod 201, the arc surface of the adjusting rod 201 is in sliding connection with an adjusting plate 202, one side, close to the placing plate 208, of the adjusting plate 202 is in sliding connection with two inserting plates 203, two inserting plates 203 are respectively and fixedly connected with sliding rods 206 on one side, away from each other, of the two sliding rods 206, arc surfaces of the two sliding rods 206 are fixedly connected with a fixing plate 205, the fixing plate 205 is fixedly connected with the surface of the adjusting plate 202, three supporting rods 207 are fixedly connected with the arc surface of the adjusting plate 202, a plurality of insertion holes are formed in the arc surface of the adjusting rod 201, a first spring 204 is sleeved on the arc surface of the sliding rod 206, and two ends of the first spring 204 are respectively fixedly connected with the inserting plates 203 and the fixing plate 205. After the staff with high adjustment to suitable height, adjust pole 201 jack and insert board 203 alignment, loosen the slide bar 206, this moment first spring 204 receives the resilience force, promote insert board 203, make insert board 203 insert in adjusting pole 201 jack, make projector body 1 more stable this moment, staff's work efficiency has been improved simultaneously, place board 208 and be close to one side fixedly connected with dead lever 209 of projector body 1, the arc surface sliding connection of dead lever 209 has operating panel 211, one side fixedly connected with splint 213 that operating panel 211 is close to projector body 1, splint 213 and the upper surface butt of projector body 1, the arc surface cover of dead lever 209 has second spring 210, the both ends of second spring 210 respectively with operating panel 211 and place board 208 fixed connection. When the projector body 1 needs to be taken down by the staff, the operation plate 211 is pulled, at this moment, the operation plate 211 slides upwards on the arc surface of the fixing rod 209, the fixing rod 209 drives the second spring 210, the second spring 210 is pulled by the pulling force, meanwhile, the operation plate 211 drives the clamping plate 213 to move upwards until the clamping plate 213 is separated from the upper surface of the projector body 1, at this moment, the projector body 1 can be taken out of the placing plate 208, the maintenance of the projector body 1 is facilitated, the practicability of the device is improved, the size of the inserting hole of the adjusting rod 201 is matched with the size of the inserting plate 203, the fixing rod 209 is fixedly connected with the limiting block 212 at one end far away from the placing plate 208, when the staff pulls the operation plate 211, the limiting block 212 limits the maximum height of the operation plate 211, the situation that the operation plate 211 is separated from the fixing rod 209 due to overlarge force when the operator pulls the operation plate 211 is avoided, and the stability of the device is improved.

Referring to fig. 4 and 5, specifically, the moving device 3 includes three moving wheels 31, the three moving wheels 31 are slidably connected with the inner surfaces of the sliding grooves of the three supporting rods 207, the two sides of the supporting rods 207 are fixedly connected with fixed blocks 33, one ends of the two fixed blocks 33, which are far away from each other, are rotatably connected with a blocking frame 34, two threaded rods 32 are inserted into the blocking frame 34, and the threaded rods 32 are abutted to one sides of the fixed blocks 33, which are far away from the supporting rods 207. Through setting up mobile device 3, the effect of removing projector body 1 through removing wheel 31 has been reached, avoided the staff when removing projector body 1, need appear projector body 1 and the whole circumstances of holding up of heightening device 2, the portability of device has been improved, storage bin 38 has been seted up to one side of bracing piece 207, the surface rotation of storage bin 38 is connected with stabilizer bar 35, one end fixedly connected with callus on the sole 36 of stabilizer bar 35 keeping away from bracing piece 207, the screw rod 37 has been inserted to bracing piece 207 internal thread, screw rod 37 and stabilizer bar 35 butt, rotate screw rod 37, screw rod 37 moves in bracing piece 207, until screw rod 37 and stabilizer bar 35 no longer butt, can take out stabilizer bar 35 from storage bin 38 this moment, until callus on the ground contact, rotate screw rod 37 again this moment, make screw rod 37 and one side butt of stabilizer bar 35, the effect of strutting arrangement has been reached this moment, the area of contact of device and ground has been increased, so that the device receives external force and is difficult for empting, thereby improve the stability of device.

When the height of the projector body 1 is required to be adjusted by a worker, the working principle is that the sliding rod 206 is pulled to slide in the fixed plate 205, the sliding rod 206 drives the inserting plate 203 to slide on the surface of the adjusting plate 202, the first spring 204 is compressed until the inserting plate 203 is completely separated from the jack of the adjusting rod 201, the adjusting rod 201 is pulled at the moment, the adjusting rod 201 slides in the adjusting plate 202, after the height is adjusted to a proper height by the worker, the sliding rod 206 is released, the first spring 204 is subjected to rebound force, the first spring 204 pushes the inserting plate 203, the inserting plate 203 is inserted into the jack of the adjusting rod 201, the effect of adjusting the height of the projector body 1 is achieved at the moment, the situation that a projection picture cannot be normally projected on the projection cloth due to overhigh or overlow position of the projection cloth during the use of the projector body 1 is avoided, the practicality of the projector body 1 is improved, when the projector body 1 needs to be taken down by the staff, the operation plate 211 is pulled, at this time, the operation plate 211 slides upwards on the arc surface of the fixing rod 209, the fixing rod 209 drives the second spring 210, the second spring 210 is pulled by the pulling force, at the same time, the operation plate 211 drives the clamping plate 213 to move upwards until the clamping plate 213 is separated from the upper surface of the projector body 1, at this time, the projector body 1 can be taken out from the placing plate 208 so as to be convenient for maintaining the projector body 1, when the staff finishes maintaining the projector body 1 and needs to place the projector body 1 back on the placing plate 208, the resilience force of the second spring 210 drives the operation plate 211 to move on the arc surface of the fixing rod 209, the operation plate 211 drives the clamping plate 213 to move until the clamping plate 213 supports the projector body 1 on the placing plate 208, at this time, the projector body 1 is placed.

After the projector body 1 is placed at a proper position by a worker, the threaded rod 32 is rotated until the threaded rod 32 is not abutted with the fixed block 33 any more, the blocking frame 34 is rotated at the moment, the blocking frame 34 is prevented from moving the moving wheel 31 any more, the moving wheel 31 is pushed at the moment, the moving wheel 31 moves in the chute of the supporting rod 207 until the moving wheel 31 passes through the blocking frame 34, the blocking frame 34 is abutted against the moving wheel 31 at the moment, the threaded rod 32 is rotated at the same time until the threaded rod 32 is abutted with the fixed block 33 again, the moving wheel 31 is retracted, the threaded rod 37 is rotated at the same time, the threaded rod 37 moves in the supporting rod 207 until the threaded rod 37 is not abutted with the stabilizing rod 35 any more, at the moment, the stabilizing rod 35 can be taken out from the storage bin 38 until the foot pad 36 is contacted with the ground, the threaded rod 37 is abutted with one side of the stabilizing rod 35 again, the effect of the supporting device is achieved, the situation that the projector body 1 and the height adjusting device 2 need to be lifted by the worker when the projector body 1 is moved is avoided, and portability of the device is improved.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

Claims

1. A height adjusting device for a projector, comprising a projector body (1), characterized in that: the utility model provides a projector, lower surface of projector body (1) is equipped with height-adjusting device (2), height-adjusting device (2) is including placing board (208), place board (208) and the lower surface sliding connection of projector body (1), place board (208) and keep away from one side fixedly connected with regulation pole (201) of projector body (1), the arc surface sliding connection who adjusts pole (201) has regulating plate (202), regulating plate (202) are close to one side sliding connection who places board (208) has two to insert and establish board (203), two insert and establish board (203) keep away from one side each other and all fixedly connected with slide bar (206), two the equal fixedly connected with fixed plate (205) of arc surface of slide bar (206), fixed plate (205) and the fixed surface connection of regulating plate (202), the arc surface fixedly connected with three bracing piece (207) of regulating plate (202), a plurality of jack has been seted up to the arc surface of regulating rod (201).

2. A height adjusting apparatus for a projector according to claim 1, wherein: the arc surface of the sliding rod (206) is sleeved with a first spring (204), and two ends of the first spring (204) are fixedly connected with the inserting plate (203) and the fixing plate (205) respectively.

3. A height adjusting apparatus for a projector according to claim 1, wherein: place one side fixedly connected with dead lever (209) that board (208) are close to projector body (1), the arc surface sliding connection of dead lever (209) has operation board (211), one side fixedly connected with splint (213) that operation board (211) are close to projector body (1), splint (213) and the upper surface butt of projector body (1), the arc surface cover of dead lever (209) has second spring (210), the both ends of second spring (210) respectively with operation board (211) and place board (208) fixed connection.

4. A height adjusting apparatus for a projector according to claim 3, wherein: the size of the inserting hole of the adjusting rod (201) is matched with the size of the inserting plate (203), and a limiting block (212) is fixedly connected to one end, far away from the placing plate (208), of the fixing rod (209).

5. A height adjusting apparatus for a projector according to claim 1, wherein: the lower surface of bracing piece (207) has seted up the spout, and is three the internal surface of bracing piece (207) spout is equipped with mobile device (3), mobile device (3) are including three removal wheel (31), three remove wheel (31) respectively with the internal surface sliding connection of three bracing piece (207) spout, the both sides of bracing piece (207) are all fixedly connected with fixed block (33), and the one end rotation that two fixed blocks (33) keep away from each other is connected with barrier frame (34), barrier frame (34) internal thread is inserted and is equipped with two threaded rods (32), one side butt that bracing piece (207) were kept away from to threaded rod (32) and fixed block (33).

6. A height adjusting apparatus for a projector according to claim 5, wherein: storage bin (38) has been seted up to one side of bracing piece (207), the surface rotation of storage bin (38) is connected with stabilizer bar (35), one end fixedly connected with callus on the sole (36) that bracing piece (207) were kept away from to stabilizer bar (35), screw rod (37) have been inserted to bracing piece (207) internal thread, screw rod (37) and stabilizer bar (35) butt.