CN213661805U

CN213661805U - Projection stereo set all-in-one

Info

Publication number: CN213661805U
Application number: CN202023231701.6U
Authority: CN
Inventors: 李新强
Original assignee: Shenzhen Powerful Photoelectron Co ltd
Current assignee: Shenzhen Powerful Photoelectron Co ltd
Priority date: 2020-12-26
Filing date: 2020-12-26
Publication date: 2021-07-09
Anticipated expiration: 2030-12-26

Abstract

The application relates to a projection stereo set all-in-one, it includes projection module, stereo set module and is used for supporting the support of projection module and stereo set module, and the support articulates in the backup pad including the backup pad, and projection lens was kept away from to projection module's one side, and the backup pad is provided with accessible rotation mode along its axial displacement's regulating part, regulating part butt in projection module's bottom. When the projected image of the projection module is trapezoidal, a user can adjust the inclination angle between the projection lens and the horizontal plane through the adjusting piece, so that the generation of the trapezoid is reduced, and the image is corrected. The projection effect is improved.

Description

Projection stereo set all-in-one

Technical Field

The application relates to the field of multimedia projection equipment, in particular to a projection sound all-in-one machine.

Background

A projector is a device that can project photos or videos to a curtain, and a common projector can be connected to a computer, a VCD, a DVD, a BD, a game console, or a DV through different interfaces to play corresponding multimedia contents. Due to the characteristics of simple use and convenient carrying, the portable multifunctional desk is widely applied to the environments of families, offices, schools, entertainment places and the like.

A projection and audio unit disclosed in CN207053676U includes a projection module, an audio module, and a support for supporting the projection module and the audio module. The projection module can project the image or video to a curtain or a wall, and has the effect of amplifying the image or video. The sound module can play audio frequency and has the effect of amplifying sound. The projection sound all-in-one machine has multiple functions of film projection, karaoke and the like according to different application occasions.

For the related technologies, the inventor thinks that when the projector works, the projection lens needs to be projected on the screen in a direction perpendicular to the screen to achieve a better projection effect; if the projection lens is tilted, the projected image may generate a trapezoid, which affects the projection effect.

SUMMERY OF THE UTILITY MODEL

In order to improve the projection effect, this application provides a projection stereo set all-in-one.

The application provides a pair of projection stereo set all-in-one adopts following technical scheme:

the utility model provides a projection stereo set all-in-one, includes projection module, stereo set module and is used for supporting projection module with stereo set module's support, the support is including the backup pad, one side that projection lens was kept away from to projection module articulate in the backup pad, the backup pad is provided with accessible rotation mode along its axial displacement's regulating part, the regulating part butt in projection module's bottom.

Through adopting above-mentioned technical scheme, under the effect of gravity, regulating part butt is in order to support projection module in projection module's bottom. The user can make the adjusting piece move along the axial direction by rotating the adjusting piece, change the length of the adjusting piece exposed at one end of the supporting plate, rotate the projection module, further change the height of the projection lens of the projection module, and adjust the inclination angle between the projection lens and the horizontal plane. After the image projected by the projection module is trapezoidal, a user can adjust the inclination angle between the projection lens and the horizontal plane through the adjusting piece, so that the generation of the trapezoid is reduced, the image is corrected, and the projection effect is improved.

Optionally, the circumferential side wall of the adjusting member is provided with a thread surface, the supporting plate is provided with an adjusting hole for the adjusting member to penetrate through, the adjusting member is in threaded connection with the adjusting hole, and the top end of the adjusting member is exposed out of the adjusting hole to form a supporting portion for abutting against the projection module.

By adopting the technical scheme, the adjusting piece is in threaded connection with the adjusting hole, after a user screws the adjusting piece, the adjusting piece moves along the axial direction of the adjusting piece, the supporting part is close to or far away from the supporting plate, the projection lens is close to or far away from the supporting plate, and the inclination angle between the projection lens and the horizontal plane is further changed.

Optionally, one side of backup pad is provided with the intercommunication the locking hole of regulation hole, the inner wall in locking hole is provided with the flank of screw, locking hole female connection has the retaining member, the one end butt of retaining member in the circumference lateral wall of regulating part.

By adopting the technical scheme, before a user needs to screw the adjusting piece, the locking piece is screwed, so that the locking piece is separated from the adjusting piece; after the user operated the regulating part, can twist the retaining member soon, make retaining member butt in the regulating part to through the frictional force between retaining member, regulating part and the regulation hole, make the regulating part be difficult to take place to rotate, and then reduce the regulating part and take place pivoted risk in the condition of non-manpower effect.

Optionally, the projection module is provided with an elastic pad for the supporting portion to abut against and a groove for the elastic pad to accommodate.

Through adopting above-mentioned technical scheme, the cushion plays the cushioning effect between supporting part and projection module, reduces the rigid contact between supporting part and the projection module, and then reduces the wearing and tearing between supporting part and the projection module.

Optionally, the recess is provided with around the inner wall and is annular protruding edge, the cushion is provided with the confession protruding joint groove of edge joint.

Through adopting above-mentioned technical scheme, the cushion passes through the buckle cooperation between protruding edge and the joint groove and installs in the recess.

Optionally, the bottom of projection module articulates there is the setting element, the backup pad be provided with setting element sliding connection's constant head tank, the bottom of setting element is worn to locate constant head tank and threaded connection have set nut, set nut butt in the backup pad.

By adopting the technical scheme, the positioning nut can be unscrewed before a user needs to operate the adjusting piece; along with the rotation of the projection module, the positioning piece rotates with the projection module under the action of gravity and slides in the positioning groove. After the user has operated the regulating part, rotatable set nut so that set nut butt in the backup pad makes projection module be difficult to overturn up, and then makes projection module more stable at the during operation, is difficult for becoming flexible.

Optionally, the number of the positioning pieces is 2, and the two positioning pieces are respectively arranged on two sides of the adjusting piece.

By adopting the technical scheme, the projection module is fixed by the two positioning pieces, so that the projection module is more stable in working state.

Optionally, the positioning nut is provided with a plurality of force receiving grooves around the outer circumferential wall.

By adopting the technical scheme, the contact area between the user and the positioning nut when the user twists the positioning nut is increased, and the labor is saved.

Optionally, one end of the adjusting piece, which is far away from the supporting part, is provided with a force bearing block.

By adopting the technical scheme, the contact area between the stress block and a user when screwing the stress block is increased, and the labor is saved.

Optionally, one end of the locking piece exposed out of the locking hole is hinged with a stress hoop.

Through adopting above-mentioned technical scheme, user's accessible atress hoop rotates the retaining member, treats to twist soon the completion retaining member after, and the rotatable atress of user hoop reduces the occupation space of atress hoop.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the image projected by the projection module generates a trapezoid, a user can adjust the inclination angle between the projection lens and the horizontal plane through the adjusting piece, so that the generation of the trapezoid is reduced, the image is corrected, and the projection effect is improved;

2. after the user operates the adjusting piece, the locking piece can be screwed to enable the locking piece to abut against the adjusting piece, so that the adjusting piece is difficult to rotate through the friction force among the locking piece, the adjusting piece and the adjusting hole, and further, the risk that the adjusting piece rotates under the condition of non-manual action is reduced;

3. the elastic cushion plays a role in buffering between the supporting part and the projection module, reduces rigid contact between the supporting part and the projection module, and further reduces abrasion between the supporting part and the projection module.

Drawings

Fig. 1 is a schematic structural diagram of a projection stereo all-in-one machine in an embodiment of the present application.

FIG. 2 is a schematic diagram of the tilting state of the projection module in the embodiment of the present application.

Fig. 3 is an exploded view of fig. 2.

Description of reference numerals: 1. a support plate; 11. a tripod; 12. an adjustment hole; 13. a groove; 131. a convex edge; 14. an elastic pad; 141. a clamping groove; 15. a locking hole; 16. positioning a groove; 17. a containing groove; 2. a projection module; 21. a projection lens; 3. a sound module; 4. an adjustment member; 41. a support portion; 42. a stress block; 5. a locking member; 51. a force-bearing hoop; 6. a positioning member; 61. positioning a nut; 611. a stress groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses projection stereo set all-in-one. Referring to fig. 1, a projection and audio integrated machine includes a bracket, a projection module 2, and an audio module 3. The support comprises a tripod 11 and a support plate 1 arranged at the top end of the tripod; projection module 2 and audio module 3 electric connection, projection module 2 and audio module 3 install respectively in the upper surface of backup pad 1, and wherein projection module 2 sets up in the middle part of backup pad 1, and audio module 3 is including two audio amplifiers, and two audio amplifiers are bolted respectively on backup pad 1 and set up in projection module 2's both sides.

Referring to fig. 2, a projection lens 21 is disposed at the front end of the projection module 2, and the rear end of the projection module 2 is hinged to the upper surface of the support plate 1 through a hinge, so that the projection module 2 and the support plate 1 can rotate relatively, and the inclination angle between the projection lens 21 and the horizontal plane is changed.

Referring to fig. 3, the support plate 1 is provided with an adjusting member 4 for supporting the projection module 2, the adjusting member 4 having a rod shape. The adjusting piece 4 is arranged in the vertical direction, and the circumferential side wall of the adjusting piece 4 is provided with a thread surface; the top end of the adjusting piece 4 forms a supporting part 41 for abutting against the projection module 2, and the surface of the supporting part 41 is a semi-sphere; the bottom end of the adjusting piece 4 is welded with a force bearing block 42. The middle part of the supporting plate 1 is provided with an adjusting hole 12, the inner wall of the adjusting hole 12 is provided with a thread surface, and the adjusting hole 12 penetrates through the supporting plate 1; the adjusting hole 12 is located below the front end of the projection module 2, the adjusting member 4 penetrates through the adjusting hole 12 and is in threaded connection with the adjusting hole 12, and the supporting portion 41 is exposed out of the adjusting hole 12. Under the action of gravity, the bottom end of the projection module 2 abuts against the supporting portion 41, and after the user screws the stress block 42, the adjusting member 4 rotates in the circumferential direction and moves in the axial direction, so that the distance between the end surface of the supporting portion 41 and the upper surface of the supporting plate 1 changes, the projection module 2 rotates, and the inclination angle between the projection lens 21 and the horizontal plane is further changed.

Referring to fig. 3, in order to reduce the wear between the supporting portion 41 and the projection module 2, a groove 13 is formed on the lower surface of the projection module 2, the position of the groove 13 corresponds to the position of the adjusting member 4, and an elastic pad 14 for the supporting portion 41 to abut against is disposed in the groove 13. The groove 13 protrudes outwards around the inner wall to form a ring-shaped convex edge 131; the shape of the elastic pad 14 is matched with that of the groove 13, the circumferential side wall of the elastic pad 14 is inwards sunken to form a clamping groove 141, and the clamping groove 141 is matched with the convex edge 131; when the elastic pad 14 is installed in the groove 13, the convex edge 131 is inserted into the engaging groove 141 to form engaging engagement, so that the elastic pad 14 and the projection module 2 are relatively fixed. Under the action of gravity, the projection module 2 abuts against the support portion 41 through the elastic pad 14, and the elastic pad 14 can play a role of buffering between the support portion 41 and the projection module 2, so that rigid contact between the support portion 41 and the projection module 2 is reduced.

Referring to fig. 3, further, in order to reduce the risk of the rotation of the adjusting member 4 without the application of manual force, the supporting plate 1 is provided at one side thereof with a locking member 5 for limiting the rotation of the adjusting member 4. The locking piece 5 is in a rod shape, the locking piece 5 is arranged in the horizontal direction, and the circumferential side wall of the locking piece 5 is provided with a thread surface; one side of the supporting plate 1 is provided with a locking hole 15, the inner wall of the locking hole 15 is provided with a thread surface, and the locking hole 15 is communicated with the adjusting hole 12. The locking piece 5 penetrates through the locking hole 15 and is in threaded connection with the locking hole 15; one end of the locking piece 5 is abutted against the entering adjusting hole 12 and is abutted against the adjusting piece 4; the other end of retaining member 5 exposes in locking hole 15, and articulates there is atress hoop 51, and atress hoop 51 is semicircle form, and the internal diameter of atress hoop 51 is greater than the diameter of retaining member 5.

Referring to fig. 3, when the user tightens the locker 5, the locker 5 abuts against the adjustor 4, so that the adjustor 4 is hard to be rotated by the frictional force between the locker 5, the adjustor 4 and the adjustment hole 12. Before the user needs to screw the adjusting part 4, the stress hoop 51 can be rotated, and then the locking part 5 is screwed through the stress hoop 51, so that the locking part 5 is separated from the adjusting part 4, and the fixing of the adjusting part 4 by the locking part 5 is released; after the user operates the locking member 5, the stress hoop 51 can be rotated to the original position, so that the occupied space of the stress hoop 51 is reduced.

Referring to fig. 3, further, in order to make the projection module 2 more stable and less prone to loosening during operation, two positioning members 6 are disposed on the lower surface of the projection module 2, and the two positioning members 6 are disposed on two sides of the adjusting member 4. The positioning element 6 is rod-shaped, the top end of the positioning element 6 is hinged to the projection module 2 through a rotating shaft, the lower surface of the projection module 2 is provided with a containing groove 17 for containing the hinged end of the positioning element 6, and the bottom end of the positioning element 6 can move towards the direction close to or far away from the hinged end of the projection module 2 in an overturning manner. The supporting plate 1 is provided with two positioning grooves 16, the positions of the two positioning grooves 16 respectively correspond to the positions of the two adjusting pieces 4, and the width of each positioning groove 16 is larger than the diameter of each adjusting piece 4; the positioning slot 16 penetrates through the supporting plate 1, and the positioning slot 16 extends towards the direction close to the hinged end of the projection module 2. The circumference lateral wall of setting element 6 is provided with the screw thread face, and positioning groove 16 and threaded connection have a set nut 61 are worn to locate by the bottom of setting element 6, and a plurality of atress grooves 611 have been seted up to the periphery wall of set nut 61, and atress groove 611 is the arc and caves in to the inside of set nut 61.

Referring to fig. 3, after the user tightens the positioning nut 61 through the force-receiving groove 611, the positioning nut 61 abuts against the lower surface of the supporting plate 1, and the supporting portion 41 abuts against the projection module 2, so that the projection module 2 and the supporting plate 1 are relatively fixed. Before the user needs to operate the adjusting part 4, the positioning nut 61 can be unscrewed; as the projection module 2 rotates, the positioning member 6 rotates with the projection module 2 under the action of gravity and slides in the positioning slot 16; after the user finishes operating, the positioning nut 61 can be screwed down again.

The implementation principle of the projection sound all-in-one machine in the embodiment of the application is as follows: under the action of gravity, the adjusting member 4 abuts against the bottom end of the projection module 2 to support the projection module 2. The user can make the adjusting piece 4 move along the axial direction by rotating the adjusting piece 4, and change the length of the adjusting piece 4 exposed at one end of the supporting plate 1, so that the projection module 2 rotates, and further change the height of the projection lens 21 of the projection module 2, thereby adjusting the inclination angle between the projection lens 21 and the horizontal plane. After the image projected by the projection module 2 is trapezoidal, the user can adjust the inclination angle between the projection lens 21 and the horizontal plane through the adjusting piece 4, so as to reduce the generation of trapezoids, correct the image, and further improve the projection effect.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a projection stereo set all-in-one, includes projection module (2), stereo set module (3) and is used for supporting projection module (2) with the support of stereo set module (3), its characterized in that: the support is including backup pad (1), one side that projection lens (21) were kept away from in projection module (2) articulate in backup pad (1), backup pad (1) is provided with accessible rotation mode along its axial displacement's regulating part (4), regulating part (4) butt in the bottom of projection module (2).

2. The projection audio integrator of claim 1, wherein: the circumference lateral wall of regulating part (4) is provided with the flank of screw, backup pad (1) is provided with the confession regulating hole (12) that regulating part (4) wore to establish, regulating part (4) with regulating hole (12) threaded connection, the top of regulating part (4) expose in regulating hole (12) form and are used for the butt supporting part (41) of projection module (2).

3. The projection audio integrator of claim 2, wherein: one side of backup pad (1) is provided with the intercommunication locking hole (15) of regulation hole (12), the inner wall of locking hole (15) is provided with the flank of thread, locking hole (15) female connection has retaining member (5), the one end butt of retaining member (5) in the circumference lateral wall of regulating part (4).

4. The projection audio integrator of claim 2, wherein: the projection module (2) is provided with an elastic pad (14) for the support part (41) to abut against and a groove (13) for the elastic pad (14) to accommodate.

5. The projection audio integrator of claim 4, wherein: recess (13) are provided with around the inner wall and are annular protruding edge (131), cushion (14) are provided with confession protruding joint groove (141) of edge (131) joint.

6. The projection audio integrator of claim 2, wherein: the bottom of projection module (2) articulates there is setting element (6), backup pad (1) be provided with setting element (6) sliding connection's constant head tank (16), the bottom of setting element (6) is worn to locate constant head tank (16) and threaded connection have set nut (61), set nut (61) butt in backup pad (1).

7. The projection audio integrator of claim 6, wherein: the number of the positioning pieces (6) is 2, and the two positioning pieces (6) are respectively arranged on two sides of the adjusting piece (4).

8. The projection audio integrator of claim 6, wherein: the positioning nut (61) is provided with a plurality of stress grooves (611) around the outer circumferential wall.

9. The projection audio integrator of claim 2, wherein: one end of the adjusting piece (4) far away from the supporting part (41) is provided with a stress block (42).

10. The projection audio integrator of claim 3, wherein: one end of the locking piece (5) exposed out of the locking hole (15) is hinged with a stress hoop (51).