CN216556355U - Projection arrangement for ideological and political education - Google Patents
Projection arrangement for ideological and political education Download PDFInfo
- Publication number
- CN216556355U CN216556355U CN202123128996.9U CN202123128996U CN216556355U CN 216556355 U CN216556355 U CN 216556355U CN 202123128996 U CN202123128996 U CN 202123128996U CN 216556355 U CN216556355 U CN 216556355U
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- China
- Prior art keywords
- ideological
- projector body
- servo motor
- political education
- fixed mounting
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- Expired - Fee Related
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- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 230000006698 induction Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 6
- 210000002421 cell wall Anatomy 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 2
- 239000000428 dust Substances 0.000 description 6
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000003781 tooth socket Anatomy 0.000 description 1
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Abstract
The utility model discloses a projection device for ideological and political education, which comprises a projector body, wherein a U-shaped frame is embedded at the top end of the projector body, a clamping mechanism is arranged between the U-shaped frame and the projector body, a circular loop bar is fixedly installed at the center of the top end of the U-shaped frame, a circular sleeve is sleeved and connected on the outer wall of the circular loop bar, a first sliding groove is formed in one side of the inner wall of the circular sleeve, a first sliding block is connected inside the first sliding groove in a sliding manner, one side of the first sliding block is fixedly connected with the top of one side of the circular loop bar, and a lead screw is rotatably connected inside the first sliding groove. According to the projector, the screw rod is driven to rotate through the work of the installed first servo motor, the first sliding block is driven to lift through the rotation of the screw rod, the circular sleeve rod is driven to stretch through the lifting of the first sliding block, the lifting of the projector body is controlled through the stretching of the circular sleeve rod, the accuracy of a projection position is ensured through adjusting the height of the projector body, and the clarity of checking by students in the ideological and political education process is ensured.
Description
Technical Field
The utility model relates to a projection device, in particular to a projection device for ideological and political education, and belongs to the technical field of ideological and political education.
Background
Ideological and political education is to perfect ideology, political views and moral norms for society or social groups with certain ideas, and apply purposeful, planned and organized influences on members of the society so that the members form social practice activities according with the ideology and the morality required by certain society.
Present ideological and political education in-process generally carries out projection ideological and political education through projection arrangement, but present projection arrangement generally is fixed installation, can't realize projection arrangement's lift, and projection arrangement's projection lens exposes in the air always simultaneously, causes the dust to accumulate on the camera lens surface easily, influences the education of ideology.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a projection device for ideological and political education, which solves the problems that the front projection device proposed in the background technology is generally fixedly installed, the lifting of the projection device cannot be realized, and the projection lens of the projection device is always exposed in the air, so that dust is easily accumulated on the surface of the lens, and the ideological and political education is affected.
In order to achieve the purpose, the utility model provides the following technical scheme: the projector comprises a projector body, wherein a U-shaped frame is embedded at the top end of the projector body, a clamping mechanism is arranged between the U-shaped frame and the projector body, a circular loop bar is fixedly installed at the center of the top end of the U-shaped frame, a circular sleeve is sleeved and connected on the outer wall of the circular loop bar, a first sliding chute is formed in one side of the inner wall of the circular sleeve, a first sliding block is connected in a sliding manner inside the first sliding chute, one side of the first sliding block is fixedly connected with the top of one side of the circular loop bar, a lead screw is rotatably connected inside the first sliding chute and is in threaded connection with the middle of the first sliding block, a first servo motor is fixedly installed at the top of the first sliding chute, an output shaft of the first servo motor is fixedly connected with the top end of the lead screw, a projection lens is fixedly arranged at the center of the front side of the projector body, and a second sliding chute is formed in one side of the projector body, the inside sliding connection of second spout has the second slider, one side fixed mounting of second slider has the connecting rod, the top fixed mounting of connecting rod has circular shield, the avris fixed mounting of second slider has second servo motor, second servo motor's output shaft fixed mounting has the gear, the tooth's socket has been seted up to one side cell wall of second spout, the gear is connected with the tooth's socket meshing.
According to a preferred technical scheme, the clamping mechanism comprises a threaded push rod, return springs and clamping blocks, grooves are formed in two sides of the inner wall of the U-shaped frame, the return springs are fixedly mounted inside the two grooves, the clamping blocks are fixedly mounted at one ends of the return springs, the threaded push rod is rotatably connected to the center of the bottom of each groove, one end of the threaded push rod is in contact connection with the center of one side of the corresponding clamping block, clamping grooves are formed in two sides of the projector body, and the two clamping blocks are connected with the corresponding clamping grooves in an embedded mode.
As a preferable technical scheme of the utility model, the size of the fixture block is matched with that of the clamping groove, and the surface of the fixture block is provided with anti-skid grains which are uniformly distributed.
As a preferable technical scheme of the utility model, the top end of the circular sleeve is fixedly provided with a mounting top plate, and four corners of the top end of the mounting top plate are provided with threaded holes.
As a preferred technical solution of the present invention, the size of the circular dust cap is larger than that of the projection lens.
As a preferable technical scheme of the utility model, a limiting rod is fixedly arranged in the middle of the second sliding groove, and the second sliding block is connected with the limiting rod in a sliding manner.
As a preferred technical scheme of the present invention, an infrared induction switch is fixedly installed at a side of the projector body, and both the first servo motor and the second servo motor are electrically connected to an external power supply through the infrared induction switch.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the projection device for ideological and political education, the first servo motor is arranged to work to drive the screw rod to rotate, the first sliding block is driven to lift through the rotation of the screw rod, the circular sleeve rod is driven to stretch through the lifting of the first sliding block, the lifting of the projector body is controlled through the stretching of the circular sleeve rod, the accuracy of a projection position is guaranteed through adjusting the height of the projector body, and the clarity of checking by students in the ideological and political education process is guaranteed.
2. According to the projection device for ideological and political education, the gear is driven to rotate through the rotation of the installed second servo motor, the circular dustproof cover is driven to move through the rotation of the gear, the projection lens is conveniently covered through the circular dustproof cover when the projection device is not used, and the influence of dust on the projection lens is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a U-shaped frame according to the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2;
FIG. 4 is a schematic view of the internal structure of the second sliding chute according to the present invention;
fig. 5 is a partial enlarged view of the utility model at a in fig. 3.
In the figure: 1. a projector body; 2. a projection lens; 3. a circular dust cover; 4. a U-shaped frame; 5. a circular loop bar; 6. a circular sleeve; 7. installing a top plate; 8. a card slot; 9. a threaded push rod; 10. a groove; 11. a return spring; 12. a clamping block; 13. a first chute; 14. a first slider; 15. a screw rod; 16. a first servo motor; 17. a second chute; 18. a tooth socket; 19. a limiting rod; 20. a connecting rod; 21. a second slider; 22. a gear; 23. a second servo motor.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 5, the present invention provides a projection apparatus for ideological and political education, comprising:
according to the drawings of fig. 1-5, comprising a projector body 1, a U-shaped frame 4 is embedded at the top end of the projector body 1, a clamping mechanism is arranged between the U-shaped frame 4 and the projector body 1, a circular loop bar 5 is fixedly installed at the center of the top end of the U-shaped frame 4, a circular sleeve 6 is sleeved and connected with the outer wall of the circular loop bar 5, a first chute 13 is arranged at one side of the inner wall of the circular sleeve 6, a first slide block 14 is slidably connected inside the first chute 13, one side of the first slide block 14 is fixedly connected with the top of one side of the circular loop bar 5, a lead screw 15 is rotatably connected inside the first chute 13, the lead screw 15 is in threaded connection with the middle part of the first slide block 14, a first servo motor 16 is fixedly installed at the top of the first chute 13, an output shaft of the first servo motor 16 is fixedly connected with the top end of the lead screw 15, a projection lens 2 is fixedly installed at the center of the front side of the projector body 1, a second chute 17 is arranged at one side of the projector body 1, inside sliding connection of second spout 17 has second slider 21, one side fixed mounting of second slider 21 has connecting rod 20, the top fixed mounting of connecting rod 20 has circular shield 3, the avris fixed mounting of second slider 21 has second servo motor 23, the output shaft fixed mounting of second servo motor 23 has gear 22, tooth's socket 18 has been seted up to one side cell wall of second spout 17, gear 22 is connected with tooth's socket 18 meshing, the rotation of work drive lead screw 15 through the first servo motor 16 of installation, the lift of rotation drive first slider 14 through lead screw 15, the lift through first slider 14 drives the flexible of circular loop bar 5, the lift of flexible control projector body 1 through circular loop bar 5, through the height of adjusting projector body 1, ensure the accuracy of projection position, guarantee the clarity that think of political affairs education in-process student look over.
According to fig. 1 and 2, the block mechanism includes screw thread push rod 9, reset spring 11 and fixture block 12, recess 10 has all been seted up to U type frame 4 inner wall both sides, the equal fixed mounting in inside of two recess 10 has reset spring 11, reset spring 11's one end fixed mounting has fixture block 12, the center department of recess 10 tank bottom rotates and is connected with screw thread push rod 9, screw thread push rod 9's one end is connected with the center department contact that corresponds fixture block 12 one side, draw-in groove 8 has all been seted up to projector body 1's both sides, two fixture blocks 12 are inlayed with corresponding draw-in groove 8 and are connected, the size of fixture block 12 and the size phase-match of draw-in groove 8, and evenly distributed's anti-skidding line is seted up on fixture block 12's surface, inlay with draw-in groove 8 through fixture block 12, be convenient for be connected U type frame 4 with projector body 1.
According to fig. 2 and 4, the top fixed mounting of circular sleeve 6 has installation roof 7, four edges on installation roof 7 top all set up threaded hole, circular shield 3's size is greater than projection lens 2, cover through circular shield 3 and establish projection lens 2, reduce the dust and amass on projection lens 2 surface, the middle part fixed mounting of second spout 17 has gag lever post 19, second slider 21 and gag lever post 19 sliding connection, the avris fixed mounting of projector body 1 has infrared induction switch, first servo motor 16 and second servo motor 23 are all through infrared induction switch and external power supply electric connection.
When the projection device for ideological and political education is used, firstly, the mounting top plate 7 is manually mounted at a designated position through a screw, when the projection device for ideological and political education is used, the first servo motor 16 is turned on through the infrared induction switch, the screw rod 15 is driven to rotate through the rotation of the first servo motor 16, the first slide block 14 is driven to lift through the rotation of the screw rod 15, the circular sleeve rod 5 is driven to lift through the lifting of the first slide block 14, the projector body 1 is driven to lift through the lifting of the circular sleeve rod 5, the position of the projection lens 2 is convenient to adjust, the projection definition is ensured, then the second servo motor 23 is turned on, the gear 22 is driven to rotate through the rotation of the second servo motor 23, the connecting rod 20 is driven to move through the rotation of the gear 22, the circular dustproof cover 3 is driven to move through the movement of the connecting rod 20, be convenient for expand projection lens 2, carry out the projection of ideological and political education.
In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 (7)
1. The projection device for ideological and political education comprises a projector body (1) and is characterized in that a U-shaped frame (4) is embedded at the top end of the projector body (1), a clamping mechanism is arranged between the U-shaped frame (4) and the projector body (1), a circular sleeve rod (5) is fixedly mounted at the center of the top end of the U-shaped frame (4), a circular sleeve (6) is sleeved on the outer wall of the circular sleeve rod (5), a first sliding groove (13) is formed in one side of the inner wall of the circular sleeve (6), a first sliding block (14) is slidably connected inside the first sliding groove (13), one side of the first sliding block (14) is fixedly connected with the top of one side of the circular sleeve rod (5), a lead screw (15) is rotatably connected inside the first sliding groove (13), the lead screw (15) is in threaded connection with the middle of the first sliding block (14), a first servo motor (16) is fixedly mounted at the top of the first sliding groove (13), the utility model discloses a projector lens, including projector body (1), first servo motor (16), the output shaft of first servo motor (16) and the top fixed connection of lead screw (15), the positive center department of projector body (1) is fixed and is equipped with projection lens (2), second spout (17) have been seted up to one side of projector body (1), the inside sliding connection of second spout (17) has second slider (21), one side fixed mounting of second slider (21) has connecting rod (20), the top fixed mounting of connecting rod (20) has circular shield (3), the avris fixed mounting of second slider (21) has second servo motor (23), the output shaft fixed mounting of second servo motor (23) has gear (22), cell wall (18) have been seted up to one side of second spout (17), gear (22) are connected with tooth's socket (18) meshing.
2. A projection apparatus for ideological and political education according to claim 1, wherein: block mechanism includes screw thread push rod (9), reset spring (11) and fixture block (12), recess (10), two are all seted up to U type frame (4) inner wall both sides the equal fixed mounting in inside of recess (10) has reset spring (11), the one end fixed mounting of reset spring (11) has fixture block (12), the center department of recess (10) tank bottom rotates and is connected with screw thread push rod (9), the one end of screw thread push rod (9) is located the contact with the center that corresponds fixture block (12) one side and is connected, draw-in groove (8), two have all been seted up to the both sides of projection organism (1) fixture block (12) are inlayed with corresponding draw-in groove (8) and are established the connection.
3. A projection apparatus for ideological and political education according to claim 2, wherein: the size of the clamping block (12) is matched with that of the clamping groove (8), and anti-skid grains which are uniformly distributed are arranged on the surface of the clamping block (12).
4. A projection apparatus for ideological and political education according to claim 1, wherein: the top end fixed mounting of circular sleeve (6) has installation roof (7), four edges on installation roof (7) top all set up threaded hole.
5. A projection apparatus for ideological and political education according to claim 1, wherein: the size of the circular dustproof cover (3) is larger than that of the projection lens (2).
6. A projection apparatus for ideological and political education according to claim 1, wherein: the middle part of the second sliding groove (17) is fixedly provided with a limiting rod (19), and the second sliding block (21) is connected with the limiting rod (19) in a sliding manner.
7. A projection apparatus for ideological and political education according to claim 1, wherein: the side fixed mounting of projector body (1) has infrared induction switch, first servo motor (16) and second servo motor (23) all through infrared induction switch and external power supply electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123128996.9U CN216556355U (en) | 2021-12-13 | 2021-12-13 | Projection arrangement for ideological and political education |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123128996.9U CN216556355U (en) | 2021-12-13 | 2021-12-13 | Projection arrangement for ideological and political education |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216556355U true CN216556355U (en) | 2022-05-17 |
Family
ID=81541557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123128996.9U Expired - Fee Related CN216556355U (en) | 2021-12-13 | 2021-12-13 | Projection arrangement for ideological and political education |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216556355U (en) |
-
2021
- 2021-12-13 CN CN202123128996.9U patent/CN216556355U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220517 |