CN219936267U - Dust-proof device for projector - Google Patents
Dust-proof device for projector Download PDFInfo
- Publication number
- CN219936267U CN219936267U CN202321268028.4U CN202321268028U CN219936267U CN 219936267 U CN219936267 U CN 219936267U CN 202321268028 U CN202321268028 U CN 202321268028U CN 219936267 U CN219936267 U CN 219936267U
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- China
- Prior art keywords
- projector
- dust
- projecting apparatus
- proof
- plectane
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- 239000000428 dust Substances 0.000 claims abstract description 28
- 230000001939 inductive effect Effects 0.000 claims abstract description 9
- 238000010276 construction Methods 0.000 claims description 7
- 125000006850 spacer group Chemical group 0.000 claims description 2
- 230000006698 induction Effects 0.000 abstract description 10
- 230000007547 defect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 12
- 238000005286 illumination Methods 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000003827 upregulation Effects 0.000 description 1
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- Projection Apparatus (AREA)
Abstract
The utility model relates to the technical field of projectors, in particular to a dustproof device for a projector, which comprises a projector body, wherein an inductive switch is electrically connected inside the projector body, the surface of the projector body is provided with a dustproof structure, the dustproof structure comprises a circular ring, the surface of the circular ring is fixedly connected with the projector body, the inner wall of the circular ring is slidably connected with a dustproof plate, the inner thread of the circular ring is connected with a limiting pin, the surface of the projector body is fixedly provided with a round block, the surface of the dustproof plate is provided with a positioning groove, the size of the positioning groove is matched with the size of the round block, and the surface of the round block is provided with threads. The utility model solves the defects that dust is easy to accumulate on the induction switch after the projector is not used for a long time in the prior art, and the dust can influence the induction of the induction switch on the hand of a user, thereby influencing the use of the projector by the user.
Description
Technical Field
The present disclosure relates to projectors, and particularly to a dust-proof device for a projector.
Background
A projector, also called a projector, is a device capable of projecting images or videos onto a curtain, and can play corresponding video signals by being connected with a computer, VCD, DVD, BD, a game machine, DV and the like through different interfaces.
The existing projector is generally provided with the induction switch on the upper surface, and when the projector is not used for a long time, dust is easy to accumulate on the induction switch, so that the dust can influence the induction of the induction switch on the hands of a user, and the user is influenced to use the projector.
Accordingly, the present utility model provides a dust-proof device for a projector.
Disclosure of Invention
The utility model aims to solve the defects that dust is easy to accumulate on a sensing switch after a projector is not used for a long time in the prior art, and the sensing switch senses the hands of a user and the user is influenced by the dust, and provides a dust-proof 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 dust keeper for projecting apparatus, includes the projecting apparatus body, the inside electric connection of projecting apparatus body has inductive switch, the surface of projecting apparatus body is equipped with dustproof construction, dustproof construction includes the ring, the surface and the projecting apparatus body fixed connection of ring, the inner wall sliding connection of ring has the dust guard, the inside threaded connection of ring has the spacer pin.
The effects achieved by the components are as follows: through setting up dustproof construction, can shelter from the inductive switch of projecting apparatus for the dust can not accumulate on the inductive switch of projecting apparatus, facilitate the use person uses the projecting apparatus.
Preferably, the surface fixed mounting of projecting apparatus body has the button, the constant head tank has been seted up on the surface of dust guard, the size of constant head tank and the size looks adaptation of button, the surface of button is equipped with the screw thread.
The effects achieved by the components are as follows: after the dust guard is taken down from the inner wall of ring, overlap the dust guard on the button, rotate the dust guard afterwards, the dust guard is fixed on the button with the help of the constant head tank, has reached the effect of temporarily fixing the dust guard.
Preferably, two square grooves are formed in the surface of the dust-proof plate, and sponge pads are fixedly mounted on the inner walls of the two square grooves.
The effects achieved by the components are as follows: the user can move the dust-proof plate by the sponge cushion on the inner walls of the two square grooves.
Preferably, the surface of projecting apparatus body is equipped with the regulation structure, the regulation structure includes the plectane, the surface and the projecting apparatus body fixed connection of plectane, the one end rotation that the projecting apparatus body was kept away from to the plectane is connected with the column spinner, the one end fixed mounting that the plectane was kept away from to the column spinner has the bottom plate, the inside slip of column spinner is inserted and is equipped with two push rods, two the equal fixed mounting of one end that the push rod kept away from each other has the spacing, the fixed surface cover of spacing has the rubber sleeve, the rubber sleeve is located between plectane and the bottom plate.
The effects achieved by the components are as follows: through setting up adjusting structure, can the person of facilitating the use control the irradiation angle of adjusting the projecting apparatus, let the staff need not remove the support of projecting apparatus below can control the irradiation angle of adjusting the projecting apparatus.
Preferably, the cross sections of the two limiting frames are in a T shape, and anti-slip protrusions are arranged on the surfaces of the limiting frames.
The effects achieved by the components are as follows: the anti-slip protrusions may assist the user in sliding the stop.
Preferably, the arc surfaces of the two push rods are sleeved with springs, and two ends of each spring are fixedly connected with the limiting frame and the rotating column respectively.
The effects achieved by the components are as follows: the limiting frame slides under the action of the tension of the spring, so that the effect of driving the limiting frame to slide is achieved.
To sum up:
1. when the projector is not needed, the limiting pin is firstly rotated to move towards the direction far away from the circular ring, the limiting pin is then rotated to move towards the direction close to the circular ring by virtue of threads, after the limiting pin moves for a certain distance, the surface of the limiting pin presses the limiting plate, the limiting plate is fixed on the circular ring, the sensing switch of the projector can be shielded by the limiting plate, dust cannot be accumulated on the sensing switch, when the projector is needed to be used, the limiting pin is firstly rotated to move towards the direction far away from the circular ring by virtue of threads, after the limiting pin moves for a certain distance, the limiting plate is not extruded, the limiting plate is then moved by virtue of sponge pads on the inner walls of the two square grooves, the limiting plate is sleeved on the circular block, then the limiting plate is rotated, the limiting plate is fixed on the circular block by virtue of the positioning groove, the effect of temporarily fixing the limiting plate is achieved, and a user can use the projector, and the sensing switch of the projector can be shielded by the setting of the dustproof structure, so that dust cannot be accumulated on the sensing switch of the projector, and the projector is convenient for the user.
2. According to the utility model, when the irradiation angle of the projector needs to be adjusted left and right, the limiting frame is pulled first, the limiting frame slides in the direction away from the projector, the limiting frame drives the rubber pad to slide at the same time, after the rubber pad slides a certain distance, the rubber pad slides out of a gap between the circular plate and the bottom plate, the circular plate is not fixed, the projector is not fixed, then the projector is rotated, the projector is stopped rotating after rotating to a required angle, the limiting frame is loosened, when the limiting frame slides under the action of the tensile force of the spring, after the limiting frame slides a certain distance, the rubber pad on the limiting frame is clamped into the gap between the circular plate and the bottom plate, the circular plate is fixed, the projector is also fixed, and when the irradiation angle of the projector is adjusted, the irradiation angle of the projector can be adjusted left and right conveniently by arranging the adjusting structure, so that a worker can adjust the irradiation angle of the projector left and right without moving a bracket below the projector.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of the disassembled structure of FIG. 1 according to the present utility model;
FIG. 3 is an enlarged view of the utility model at A of FIG. 2;
FIG. 4 is a schematic side view of the structure of FIG. 1 of the present utility model;
fig. 5 is an enlarged view of fig. 4 at B in accordance with the present utility model.
Legend description: 1. a projector body; 2. an inductive switch; 3. a dust-proof structure; 31. a circular ring; 32. a dust-proof plate; 33. a limiting pin; 34. round blocks; 35. a square groove; 36. a sponge cushion; 37. a positioning groove; 4. an adjustment structure; 41. a circular plate; 42. a spin column; 43. a bottom plate; 44. a push rod; 45. a spring; 46. a rubber sleeve; 47. and a limiting frame.
Detailed Description
Referring to fig. 1, the present utility model provides a technical solution: a dust keeper for projecting apparatus, including projecting apparatus body 1, the inside electric connection of projecting apparatus body 1 has inductive switch 2, and the surface of projecting apparatus body 1 is equipped with dustproof construction 3, through setting up dustproof construction 3, can shelter from inductive switch 2 of projecting apparatus for the dust can not accumulate on inductive switch 2 of projecting apparatus, and the person of facilitating the use uses the projecting apparatus, and the surface of projecting apparatus body 1 is equipped with regulation structure 4, through setting up regulation structure 4, can be about the person of facilitating the use adjust the irradiation angle of projecting apparatus, lets the staff need not remove the support of projecting apparatus below and can control the irradiation angle of adjusting the projecting apparatus.
The specific arrangement and function of the dust-proof structure 3 and the adjustment structure 4 will be described in detail below.
Referring to fig. 2 and 3, in the present embodiment: the dustproof structure 3 comprises a circular ring 31, the surface of the circular ring 31 is fixedly connected with the projector body 1, the inner wall of the circular ring 31 is slidably connected with a dustproof plate 32, and the inner thread of the circular ring 31 is connected with a limiting pin 33. The surface fixed mounting of projector body 1 has the button 34, and constant head tank 37 has been seted up on the surface of dust guard 32, and the size of constant head tank 37 and the size looks adaptation of button 34, and the surface of button 34 is equipped with the screw thread, takes off dust guard 32 back from the inner wall of ring 31, overlaps dust guard 32 on button 34, rotates dust guard 32 afterwards, and dust guard 32 is fixed on button 34 with the help of constant head tank 37, has reached the effect of temporarily fixing dust guard 32. Two square grooves 35 are formed in the surface of the dust-proof plate 32, the sponge pads 36 are fixedly arranged on the inner walls of the two square grooves 35, and a user can move the dust-proof plate 32 by means of the sponge pads 36 on the inner walls of the two square grooves 35.
Referring to fig. 4 and 5, specifically, the adjusting structure 4 includes a circular plate 41, the surface of the circular plate 41 is fixedly connected with the projector body 1, one end of the circular plate 41 away from the projector body 1 is rotationally connected with a rotating column 42, one end of the rotating column 42 away from the circular plate 41 is fixedly provided with a bottom plate 43, two push rods 44 are slidably inserted in the rotating column 42, two ends of the two push rods 44 away from each other are fixedly provided with a limiting frame 47, a rubber sleeve 46 is fixedly sleeved on the surface of the limiting frame 47, and the rubber sleeve 46 is located between the circular plate 41 and the bottom plate 43. The cross sections of the two limiting frames 47 are T-shaped, anti-slip protrusions are arranged on the surfaces of the limiting frames 47, and the anti-slip protrusions can assist a user to slide the limiting frames 47. The arc surfaces of the two push rods 44 are sleeved with springs 45, two ends of each spring 45 are fixedly connected with a limiting frame 47 and a rotating column 42 respectively, and the limiting frames 47 slide under the action of the tension of the springs 45, so that the effect of driving the limiting frames 47 to slide is achieved.
When the projector is not needed, firstly, the dust-proof plate 32 is placed into the inner wall of the circular ring 31, then the limiting pin 33 is rotated, the limiting pin 33 moves towards the direction close to the circular ring 31 by means of threads, after the limiting pin 33 moves a certain distance, the surface of the limiting pin 33 presses the dust-proof plate 32, at the moment, the dust-proof plate 32 is fixed on the circular ring 31, at the moment, the dust-proof plate 32 can shield the induction switch 2 of the projector, so that dust cannot be accumulated on the induction switch 2, when the projector is needed, firstly, the limiting pin 33 is rotated, the limiting pin 33 moves towards the direction far away from the circular ring 31 by means of threads, after the limiting pin 33 moves a certain distance, the surface of the limiting pin 33 does not squeeze the dust-proof plate 32, at the moment, the dust-proof plate 32 is lost to be fixed by means of the spongy cushion 36 on the inner wall of the two square grooves 35, at the moment, the dust-proof plate 32 is sleeved on the circular block 34, and then the dust-proof plate 32 is fixed on the circular block 34 by means of the positioning groove 37, so that the effect of temporarily fixing the dust-proof plate 32 is achieved, at the moment, the projector can be used, the projector can be conveniently, and the dust can not be accumulated on the projector 2 by setting up the induction switch 2.
When the illumination angle of the projector needs to be adjusted left and right, the limiting frame 47 is pulled at first, the limiting frame 47 slides in the direction away from the projector, the limiting frame 47 drives the rubber pad to slide simultaneously, after the rubber pad slides a certain distance, the rubber pad slides out of the gap between the circular plate 41 and the bottom plate 43, at this time, the circular plate 41 loses fixation, the projector also loses fixation, the projector rotates later, after the projector rotates to a required angle, the projector stops rotating, at this time, the limiting frame 47 is loosened, at this time, the limiting frame 47 slides under the action of the tension of the spring 45, after the limiting frame 47 slides a certain distance, the rubber pad on the limiting frame 47 is clamped into the gap between the circular plate 41 and the bottom plate 43, at this time, the circular plate 41 is fixed, the projector is also fixed, at this time, the illumination angle of the projector is adjusted completely, the illumination angle of the projector can be adjusted left and right by setting up the adjusting structure 4, the illumination angle of the projector can be adjusted left and right by a user without moving the bracket below the projector.
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 (6)
1. A dust-proof device for a projector, comprising a projector body (1), characterized in that: the inside electric connection of projecting apparatus body (1) has inductive switch (2), the surface of projecting apparatus body (1) is equipped with dustproof construction (3), dustproof construction (3) are including ring (31), the surface and the projecting apparatus body (1) fixed connection of ring (31), the inner wall sliding connection of ring (31) has dust guard (32), the internal thread connection of ring (31) has spacer pin (33).
2. A dust-proof apparatus for a projector according to claim 1, wherein: the projector comprises a projector body (1), wherein round blocks (34) are fixedly arranged on the surface of the projector body, positioning grooves (37) are formed in the surface of the dustproof plate (32), the size of the positioning grooves (37) is matched with that of the round blocks (34), and threads are arranged on the surface of the round blocks (34).
3. A dust-proof apparatus for a projector according to claim 1, wherein: two square grooves (35) are formed in the surface of the dust-proof plate (32), and sponge pads (36) are fixedly arranged on the inner walls of the two square grooves (35).
4. A dust-proof apparatus for a projector according to claim 1, wherein: the utility model discloses a projector, including projecting apparatus body (1), including adjusting structure (4), adjusting structure (4) including plectane (41), the surface and projecting apparatus body (1) fixed connection of plectane (41), the one end rotation that projecting apparatus body (1) was kept away from to plectane (41) is connected with column spinner (42), the one end fixed mounting that plectane (41) was kept away from to column spinner (42) has bottom plate (43), the inside slip of column spinner (42) is inserted and is equipped with two push rods (44), two equal fixed mounting of one end that push rods (44) kept away from each other has spacing (47), the fixed surface cover of spacing (47) has rubber sleeve (46), rubber sleeve (46) are located between plectane (41) and bottom plate (43).
5. A dust-proof apparatus for a projector according to claim 4, wherein: the cross sections of the two limiting frames (47) are T-shaped, and anti-slip protrusions are arranged on the surfaces of the limiting frames (47).
6. A dust-proof apparatus for a projector according to claim 4, wherein: the arc surfaces of the two push rods (44) are sleeved with springs (45), and two ends of each spring (45) are fixedly connected with a limiting frame (47) and a rotating column (42) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321268028.4U CN219936267U (en) | 2023-05-24 | 2023-05-24 | Dust-proof device for projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321268028.4U CN219936267U (en) | 2023-05-24 | 2023-05-24 | Dust-proof device for projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219936267U true CN219936267U (en) | 2023-10-31 |
Family
ID=88498477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321268028.4U Active CN219936267U (en) | 2023-05-24 | 2023-05-24 | Dust-proof device for projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219936267U (en) |
-
2023
- 2023-05-24 CN CN202321268028.4U patent/CN219936267U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |