CN210894965U - Mini projector for public relation teaching - Google Patents

Abstract

The utility model discloses a be used for mini projector of public relations teaching relates to projector technical field, comprising a main body, the main part includes bottom plate, support frame and backup pad, the both ends of support frame bottom all are provided with the pivot, the hookup location department of visor and projector is provided with the connecting piece, one side that the dwang was kept away from to the backup pad is provided with the recess, one side of projector bottom is provided with the lug. The utility model discloses a set up the sucking disc and make the fixed suitable position of placing of projector, avoid teaching in-process projector to remove or rock, influence the teaching, make projector angle of adjustment and height, make the projection effect of projector better, through setting up the visor, protect the camera lens of projector, avoid carrying in-process camera lens bump and cause the damage, avoid exposing for a long time in the air, the dust produces the pollution to the camera lens, the life of camera lens is reduced, and the cost is reduced.

Description

Mini projector for public relation teaching

Technical Field

The utility model relates to a projector technical field specifically is a mini projector for public relations teaching.

Background

The projector is an optical instrument which utilizes an optical element to amplify the outline of a workpiece and projects the workpiece onto a screen, and can also use reflected light to measure the surface shape without a through hole and observe the surface of a part, along with the technical progress, the projector has generally entered the teaching field, office automation and some public occasions, public relations are a new major of high-class education in China, a course from major, a subject to the highest major is set, and mini-projector teaching is adopted in common, the existing mini-projector for public relations teaching cannot be finely adjusted in height and angle, is not easy to fix, is easy to move and shake, influences teaching and reduces the projection effect, and the lens of the projector is directly exposed outside, easily causes dust pollution, is easy to cause lens damage in the carrying process, and influences the projection effect due to the fact that the required precision of the lens is higher, the polluted and damaged lens, needs to be replaced with new ones, thereby reducing the service life of the lens and increasing the cost.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at can not carry out height and angle fine adjustment in order to solve the current mini projector that is used for public relations to learn teaching, be difficult for fixed, take place easily to remove and rock, influence the teaching, the projection effect has been reduced, the camera lens of projector directly exposes in the external world, cause dust pollution easily, cause the camera lens to damage easily in carrying the process, because the required precision of camera lens is higher, thereby the life of camera lens has been reduced, the problem of cost is improved, a mini projector for public relations teaching is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a mini projector for public relations teaching, includes the main part, the main part includes bottom plate, support frame and backup pad, the bottom of bottom plate is provided with the sucking disc, the both ends of bottom plate top one side all are provided with the connecting block, the both ends of support frame bottom all are provided with the pivot, the hookup location department of support frame and backup pad all is provided with the dwang, the projector is installed at the top of backup pad, one side of projector is provided with the camera lens, the one end of camera lens is provided with the visor, the hookup location department of visor and projector is provided with the connecting piece, one side that the dwang was kept away from to the backup pad is provided with the recess, one side of projector.

Preferably, through holes matched with the rotating shaft are formed in the middle positions of the two groups of connecting blocks, the supporting frame is rotatably connected with the bottom plate through the mutual matching of the rotating shaft and the through holes, and the rotating angle of the supporting frame with the rotating shaft as a base point is 0-90 degrees.

Preferably, the support plate is rotatably connected with the support frame through a rotating rod, and the rotating angle of the support plate with the rotating rod as a base point is 0-90 degrees.

Preferably, the protective cover is movably connected with the projector through a connecting piece, and the rotation angle of the protective cover with the connecting piece as a base point is 0-180 degrees.

Preferably, the projector is rotatably connected with the support plate through the mutual matching of the convex block and the groove, and the rotation angle of the projector with the groove as a base point is 0-90 degrees.

Preferably, one end of the protective cover is provided with a soft pad, and damping pads are arranged at the joints of the bottom plate, the supporting frame and the projector.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up the sucking disc and make the projector fix and place suitable position for the projector is difficult for taking place to remove, avoids the projector in the teaching process to remove or rock, influences the teaching, sets up bottom plate, support frame, backup pad and sucking disc, and support frame and bottom plate rotate to be connected, and the backup pad rotates to be connected with the support frame, and the sucking disc rotates to be connected with the projector, makes the projector can angle regulation and height, makes the projection effect of projector better;

2. through setting up the visor, protect the camera lens of projector, avoid carrying in-process camera lens bump and cause the damage, avoid exposing for a long time in the air, the dust produces the pollution to the camera lens, has reduced the life of camera lens, the cost is reduced.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic view of a partial structure of the present invention;

fig. 4 is a schematic structural diagram of the projector of the present invention.

In the figure: 1. a main body; 2. a base plate; 3. a support frame; 4. a support plate; 5. a suction cup; 6. connecting blocks; 7. a rotating shaft; 8. rotating the rod; 9. a projector; 10. a lens; 11. a protective cover; 12. a connecting member; 13. a soft cushion; 14. a groove; 15. and (4) a bump.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model discloses in mentioned sucking disc, projector, camera lens, cushion all can order in market or private and obtain.

Please refer to fig. 1-4, a mini projector for public relations teaching, which comprises a main body 1, wherein the main body 1 comprises a bottom plate 2, a support frame 3 and a support plate 4, a suction cup 5 is arranged at the bottom of the bottom plate 2, connecting blocks 6 are arranged at two ends of one side of the top of the bottom plate 2, rotating shafts 7 are arranged at two ends of the bottom of the support frame 3, rotating rods 8 are arranged at connecting positions of the support frame 3 and the support plate 4, a projector 9 is installed at the top of the support plate 4, a lens 10 is arranged at one side of the projector 9, a protective cover 11 is arranged at one end of the lens 10, a connecting part 12 is arranged at the connecting position of the protective cover 11 and the projector 9, a groove 14 is arranged at one side of the support plate 4.

The utility model discloses a set up sucking disc 5, be convenient for the device is fixed in suitable position, and difficult emergence is removed and is rocked, avoid causing certain influence to the teaching process, through setting up bottom plate 2, support frame 3 and backup pad 4 support frame 3 rotate with bottom plate 2 and connect, backup pad 4 rotates with support frame 3 to be connected, the device that makes can carry out altitude mixture control, and projector 9 and backup pad 4 rotate through recess 14 and lug 15 and connect, can finely tune projector 9's angle, the projection effect of projector 9 has been improved, lens 10 through setting up visor 11 to projector 9 protects, avoid carrying in-process camera lens 10 to collide, cause destruction to camera lens 10, and avoid a large amount of dusts to cause the pollution to camera lens 10, influence camera lens 10's use, the life of camera lens 10 has been improved, and the cost is reduced.

Please refer to fig. 1 and 3, the middle position of the two sets of connecting blocks 6 are both provided with through holes matching with the rotating shaft 7, the supporting frame 3 is rotatably connected with the bottom plate 2 through the mutual matching of the rotating shaft 7 and the through holes, and the rotating angle of the supporting frame 3 with the rotating shaft 7 as the base point is 0-90 °.

This kind of be used for public relations teaching mini projector passes through the through-hole for pivot 7 and through-hole rotate to be connected, thereby make support frame 3 and bottom plate 2 rotate to be connected, and the turned angle of support frame 3 is 0-90, the height of the adjusting device of being convenient for.

Referring to fig. 1 and 3, the supporting plate 4 is rotatably connected to the supporting frame 3 through a rotating rod 8, and the rotating angle of the supporting plate 4 with the rotating rod 8 as a base point is 0-90 °.

This kind is used for mini projector of public relations teaching through setting up dwang 8 for backup pad 4 and 3 swing joint of support frame, the adjusting device's of being convenient for height improves the projection effect of projector 9.

Referring to fig. 1, 2 and 3, the protection cover 11 is movably connected to the projector 9 through a connecting member 12, and a rotation angle of the protection cover 11 with the connecting member 12 as a base point is 0 ° to 180 °.

This kind of be used for public relation teaching mini projector is through setting up connecting piece 12 for visor 11 rotates with projector 9 to be connected, is convenient for open and close of visor 11, is convenient for protect camera lens 10.

Referring to fig. 3 and 4, the projector 9 is rotatably connected to the supporting plate 4 by the cooperation of the protrusion 15 and the groove 14, and the rotation angle of the projector 9 with the groove 14 as a base point is 0 ° to 90 °.

This kind is used for mini projector of public relations teaching through setting up lug 15 and recess 14 for projector 9 and backup pad 4 are connected, and lug 15 and recess 14 rotate the connection, are convenient for adjust projector 9's projection angle, have improved the projection effect.

Please refer to fig. 1 and 3, a soft pad 13 is disposed at one end of the protection cover 11, and a damping pad is disposed at the connection of the bottom plate 2, the supporting plate 4, the supporting frame 3 and the projector 9.

This kind is used for mini projector of public relations teaching through setting up cushion 13, is convenient for open and close visor 11, and when avoiding opening visor 11, visor and 9 bumps, causes the mar to appear on the surface of projector 9, influences the outward appearance, sets up the damping pad, and the adjusting device's of being convenient for arbitrary height for not under the exogenic action, support frame 3, backup pad 4 self can not take place to remove, and visor 11 can not open by oneself or close.

The working principle is as follows: when a mini projector is needed in public relation teaching, the device is placed at a proper position firstly, the protective cover 11 is opened, the soft cushion 13 is arranged on the protective cover 11, the influence on the appearance of the projector 9 in the outside collision of the protective cover 11 and the projector 9 is avoided, the damping cushion is arranged at the joint of the protective cover 11 and the connecting piece 12, the protective cover 11 is opened under the action of external force and cannot automatically rotate or close, the teaching projection process is avoided, the projection switch of the projector 9 is opened, the lens is projected, the lens is adjusted to a proper position basically, the sucker 5 is adsorbed at a proper position, then the height of the device is adjusted, the support frame 3 is rotated, the rotating shaft 7 rotates in the connecting piece 6, the angle between the support frame 3 and the bottom plate 2 is adjusted, the support plate 4 is rotated, and connected with the support frame 3 through the rotating rod 8, when the support frame 3 and the support plate 4 are adjusted to proper positions, the angle of the projector 9 is adjusted, and the lug 15 and the groove 14 are connected in a rotating mode, so that the projection angle of the projector 9 can be finely adjusted, the best projection effect is convenient to show, when the use is finished, the projection switch of the projector 9 is closed, the protective cover 11 is closed, the lens is prevented from colliding in the carrying process, damage is caused, a large amount of dust is prevented from being accumulated, the projection effect of the lens 10 is influenced, the projector 9, the support plate 4 and the support frame 3 are rotated, the support frame 3 is enabled to be in contact with the bottom plate 2, the support plate 4 is in contact with the support frame 3, the projector 9 is in contact with the support plate 4, the occupied area of the.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. A mini projector for public relations teaching, comprising a main body (1), characterized in that: the main body (1) comprises a bottom plate (2), a supporting frame (3) and a supporting plate (4), the bottom of the bottom plate (2) is provided with a sucker (5), both ends of one side of the top of the bottom plate (2) are provided with connecting blocks (6), the two ends of the bottom of the supporting frame (3) are both provided with a rotating shaft (7), the connecting positions of the supporting frame (3) and the supporting plate (4) are both provided with a rotating rod (8), a projector (9) is arranged at the top of the supporting plate (4), a lens (10) is arranged at one side of the projector (9), a protective cover (11) is arranged at one end of the lens (10), a connecting piece (12) is arranged at the connecting position of the protective cover (11) and the projector (9), one side of the support plate (4) far away from the rotating rod (8) is provided with a groove (14), and one side of the bottom of the projector (9) is provided with a convex block (15).

2. The mini projector for public relations teaching of claim 1, wherein: the middle positions of the two groups of connecting blocks (6) are provided with through holes matched with the rotating shaft (7), the supporting frame (3) is rotationally connected with the bottom plate (2) through the mutual matching of the rotating shaft (7) and the through holes, and the rotating angle of the supporting frame (3) with the rotating shaft (7) as a base point is 0-90 degrees.

3. The mini projector for public relations teaching of claim 1, wherein: the support plate (4) is rotatably connected with the support frame (3) through the rotating rod (8), and the rotating angle of the support plate (4) with the rotating rod (8) as a base point is 0-90 degrees.

4. The mini projector for public relations teaching of claim 1, wherein: the protective cover (11) is movably connected with the projector (9) through a connecting piece (12), and the rotation angle of the protective cover (11) with the connecting piece (12) as a base point is 0-180 degrees.

5. The mini projector for public relations teaching of claim 1, wherein: the projector (9) is rotatably connected with the support plate (4) through the mutual matching of the convex block (15) and the groove (14), and the rotation angle of the projector (9) with the groove (14) as a base point is 0-90 degrees.

6. The mini projector for public relations teaching of claim 1, wherein: one end of the protective cover (11) is provided with a soft cushion (13), and damping cushions are arranged at the joints of the bottom plate (2), the supporting plate (4), the supporting frame (3) and the projector (9).

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