CN220601123U

CN220601123U - Virtual reality VR projection arrangement

Info

Publication number: CN220601123U
Application number: CN202322091821.8U
Authority: CN
Inventors: 李晶晶
Original assignee: Liaoning Vocational College Of Economics (liaoning Institute Of Economic Management)
Current assignee: Liaoning Vocational College Of Economics (liaoning Institute Of Economic Management)
Priority date: 2023-08-04
Filing date: 2023-08-04
Publication date: 2024-03-15
Anticipated expiration: 2033-08-04

Abstract

The utility model discloses a virtual reality VR projection device, which comprises a bottom box, wherein a mounting frame is fixedly arranged at the top of the bottom box, a fixing frame is rotatably arranged on the mounting frame through a top mounting rotating shaft, and a projector main body is fixedly arranged on the fixing frame. According to the virtual reality VR projection device, through the cooperation of the bottom box, the supporting plate, the limiting groove, the motor, the automatic telescopic rod, the adjusting screw rod, the fixing frame, the projector main body, the electric telescopic rod, the fixing frame, the locating groove, the locating block, the adjusting block and the connecting rod, the stability of the whole device is guaranteed when the height of the projector main body is adjusted, the phenomenon of tilting and shaking cannot be generated, and when the height is adjusted specifically, the accurate adjustment of the tilting angle and the height of the projector main body is realized through controlling corresponding driving elements through a switch according to the projection picture of the projector main body on a screen.

Description

Virtual reality VR projection arrangement

Technical Field

The utility model relates to a projection device, in particular to a virtual reality VR projection device.

Background

VR projection devices are devices that can project images or video onto a curtain, and can play corresponding video signals through different interfaces in connection with computers, VCDs, DVDs, game consoles, etc. Along with the continuous development of technology and the demands of people, a virtual reality projector is generated, and can perform three-dimensional simulation on a real scene.

The utility model discloses a virtual reality VR projection arrangement of publication No. CN216158719U, chinese patent discloses, and it is through the high adjustment mechanism who sets up, realizes the regulation to projector main part projection picture position height to and the adjustment to projector main part projection picture inclination, protects the projection head through the rubber cover on the rubber baffle in the projection head outside to can prevent that the dust from getting into the projection head inside.

In view of the above-mentioned related art, the device has some drawbacks, in the actual use process, the height and the picture inclination angle of the projector main body need to be manually adjusted, so that the projection picture is aligned to the screen, the adjustment operation is inconvenient, the user needs to adjust himself, and the inconvenience of use is increased, therefore, it is necessary to provide a virtual reality VR projection device to solve the above-mentioned technical problems.

Disclosure of Invention

The present utility model is directed to a virtual reality VR projection apparatus, which solves the above-mentioned problems of the related art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a virtual reality VR projection arrangement, includes the base box, the top fixed mounting of base box has the mounting bracket, the mounting bracket rotates through its top installation pivot and installs the mount, fixed mounting has the projector main part on the mount, one side of mounting bracket articulates there is electric telescopic handle, and electric telescopic handle's drive end is articulated with one side of mount bottom, the inside of base box is provided with high adjustment mechanism, the bottom of base box is provided with the backup pad, the bottom of backup pad bonds there is the slipmat.

As a further scheme of the utility model: the utility model discloses a height-adjusting mechanism, including the adjustment screw, the limit groove has been seted up to the bottom of base box, height-adjusting mechanism includes accommodate the screw, and accommodate the screw rotation and install in the inside of base box, one side on the accommodate the screw outer wall is provided with left-handed screw, the opposite side on the accommodate the screw outer wall is provided with right-handed screw, one side fixed mounting of base box has the motor, the cover is equipped with symmetrical distribution's regulating block on the accommodate the screw's the outer wall, the top of base box inner wall is provided with positioning mechanism, the top of backup pad articulates there is symmetrical distribution's connecting rod, the equal fixed mounting in both sides of base box inside has symmetrical distribution's automatic telescopic link, and the flexible section of automatic telescopic link runs through the bottom of base box inner wall and extends to the top fixed connection of base box bottom below and backup pad.

As still further aspects of the utility model: the positioning mechanism comprises a positioning groove, the positioning groove is formed in the top of the inner wall of the bottom box, positioning blocks are fixedly mounted on the tops of the two adjusting blocks, and the positioning blocks are in sliding connection with the positioning groove.

As still further aspects of the utility model: and a plurality of mounting grooves are formed in the upper part of the front surface and the upper part of the back surface of the positioning block, and balls are movably mounted on the mounting grooves.

As still further aspects of the utility model: one side of the adjusting block is provided with a threaded hole matched with the adjusting screw rod, and the adjusting block is in threaded connection with the adjusting screw rod through the threaded hole formed in one side of the adjusting block.

As still further aspects of the utility model: a soft baffle cover is fixedly connected between the side of the bottom of the fixing frame and the top of the bottom box.

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

1. according to the utility model, through the matching use of the bottom box, the supporting plate, the limiting groove, the motor, the automatic telescopic rod, the adjusting screw rod, the fixing frame, the projector main body, the electric telescopic rod, the mounting frame, the locating groove, the locating block, the adjusting block and the connecting rod, the stability of the whole device is ensured when the height of the projector main body is adjusted, the phenomenon of tilting and shaking cannot occur, when the height is specifically adjusted, the accurate adjustment of the tilting angle and the height of the projector main body is realized by controlling the corresponding driving element through the switch according to the projection picture of the projector main body on the screen, the end positive of the picture of the projector main body is ensured, the operation difficulty and the complicated degree of a user are reduced by adopting the electric adjustment mode, the time and the energy are saved, meanwhile, the user can quickly and accurately adjust the picture, the optimal display of the projection effect is ensured, the practicability and the user experience of the device are greatly improved, and the projector is more convenient and efficient to use.

2. According to the utility model, through the matched use of the mounting groove and the ball, when the positioning block and the positioning groove slide, the ball is driven to be in rolling contact with the inner wall of the positioning groove, so that the friction force between the positioning block and the positioning groove is greatly reduced, the energy loss of the device when the height is adjusted is effectively reduced, the efficiency of a motor is improved, the abrasion degree of the positioning block is reduced, and the service life of the positioning block is prolonged.

Drawings

Fig. 1 is a schematic structural diagram of a virtual reality VR projection apparatus;

fig. 2 is a schematic front cross-sectional view of a virtual reality VR projection apparatus;

fig. 3 is a schematic bottom view of a bottom case in a virtual reality VR projection apparatus;

fig. 4 is a schematic side view of a positioning block in a virtual reality VR projection device.

In the figure: 1. a bottom box; 2. a support plate; 3. a limit groove; 4. a motor; 5. an automatic telescopic rod; 6. adjusting a screw rod; 7. a soft shield; 8. a fixing frame; 9. a projector main body; 10. an electric telescopic rod; 11. a mounting frame; 12. a positioning groove; 13. a positioning block; 14. an adjusting block; 15. a connecting rod; 16. a mounting groove; 17. and (3) rolling balls.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, in an embodiment of the present utility model, a virtual reality VR projection apparatus includes a chassis 1, a mounting frame 11 is fixedly mounted at the top of the chassis 1, a fixing frame 8 is rotatably mounted on the mounting frame 11 through a top mounting shaft thereof, a projector main body 9 is fixedly mounted on the fixing frame 8, an electric telescopic rod 10 is hinged to one side of the mounting frame 11, a driving end of the electric telescopic rod 10 is hinged to one side of the bottom of the fixing frame 8, a height adjusting mechanism is provided in the chassis 1, a supporting plate 2 is provided at the bottom of the chassis 1, an anti-slip mat is adhered to the bottom of the supporting plate 2, and by means of the arrangement of the anti-slip mat, friction between the apparatus and a tabletop is increased, and stability of the apparatus in use is improved.

Referring to fig. 2 and 3, in this application, spacing groove 3 has been seted up to the bottom of base box 1, height-adjusting mechanism includes accommodate the lead screw 6, and accommodate the lead screw 6 rotation and install in the inside of base box 1, one side on the accommodate the lead screw 6 outer wall is provided with left-hand thread, the opposite side on the accommodate the lead screw 6 outer wall is provided with right-hand thread, one side fixed mounting of base box 1 has motor 4, and one side that just motor 4's drive end runs through base box 1 and extends to the inside of base box 1 and the one end fixed connection of accommodate the lead screw 6, the cover is equipped with symmetrical distribution's regulating block 14 on accommodate the lead screw 6's the outer wall, the top of base box 1 inner wall is provided with positioning mechanism, the top of backup pad 2 articulates there is symmetrical distribution's connecting rod 15, and the one end that the backup pad 2 was kept away from to connect the connecting rod 15 runs through the inside of spacing groove 3 and the bottom of corresponding regulating block 14 articulates, the automatic telescopic link 5 of symmetrical distribution is all fixed mounting in both sides of base box 1 inside, and the telescopic link 5 runs through the bottom of base box 1 inner wall and extends to the top of base box 1 below and backup pad 2.

Referring to fig. 2, in the present application, the positioning mechanism includes a positioning slot 12, and the positioning slot 12 is formed at the top of the inner wall of the bottom case 1, the top of two adjusting blocks 14 are fixedly provided with a positioning block 13, and the positioning block 13 is slidably connected with the positioning slot 12, so that the adjusting blocks 14 can stably move laterally.

Referring to fig. 2 and 4, in the present application, a plurality of mounting grooves 16 are formed above the front face and above the back face of the positioning block 13, balls 17 are movably mounted on the mounting grooves 16, and the balls 17 are in rolling contact with the inner wall of the positioning groove 12.

Referring to fig. 2, in the present application, a threaded hole adapted to the adjusting screw 6 is formed in one side of the adjusting block 14, and the adjusting block 14 is in threaded connection with the adjusting screw 6 through the threaded hole formed in one side thereof.

Referring to fig. 1, in the present application, a soft shield 7 is fixedly connected between the bottom side of a fixing frame 8 and the top of a bottom case 1, and shields the mechanical structure between the bottom case 1 and the fixing frame 8, so that the overall aesthetic property of the device is improved, the overall texture of the device is increased, and more pleasant use experience is provided for users.

The working principle of the utility model is as follows:

referring to fig. 1 to 4, when in use, the electrical components in the application are all externally connected with a power supply and a control switch, the device is in contact with a tabletop through a supporting plate 2 at the bottom of a bottom case 1, the device is horizontally arranged on the tabletop, then a projector main body 9 is arranged on a fixing frame 8, the projector main body 9 is started, the height and the angle of the projector main body 9 are adjusted according to a projection picture, when an electric telescopic rod 10 starts working through the switch, the extension of the driving end of the electric telescopic rod 10 can enable the fixing frame 8 to take the position of a rotating shaft on a mounting frame 11 as an origin, the right side elevation left side descent inclination angle adjustment is realized, otherwise, when the driving end of the electric telescopic rod 10 contracts, the left side elevation right side descent inclination angle adjustment is realized, and when the height of the projector main body 9 needs to be adjusted, the motor 4 starts to work through the switch control, the driving end of the motor 4 drives the adjusting screw rod 6 to rotate, the adjusting block 14 stably moves relatively or reversely through the sliding relation between the left-handed thread and the right-handed thread on the adjusting screw rod 6 and the positioning block 13 and the positioning groove 12, when the two adjusting blocks 14 move relatively, the included angle between the two connecting rods 15 is reduced, the supporting plate 2 is blocked by a tabletop, the supporting plate 2 cannot move downwards, thereby driving the bottom box 1 to move upwards, the bottom box 1 drives the fixing frame 8 and the projector main body 9 to move vertically through the mounting frame 11, the telescopic end of the automatic telescopic rod 5 is driven to freely stretch when the bottom of the bottom box 1 and the top of the supporting plate 2 pull the distance, the setting of the automatic telescopic rod 5 is adopted, the stability of the whole device is guaranteed when the height of the projector main body 9 is adjusted, the phenomenon of tilting and shaking cannot be generated, when the adjustment is specifically performed, according to the projection picture of the projector main body 9 on a screen, the accurate adjustment of the tilting angle and the height of the projector main body 9 is realized through the corresponding driving element of the switch control, the correction of the picture of the projector main body 9 is ensured, the electric adjustment mode reduces the operation difficulty and the fussy degree of a user, saves time and effort, and meanwhile, the user can quickly and accurately adjust the picture due to the accuracy of the electric adjustment, the optimal display of the projection effect is ensured, the practicability and the user experience of the device are greatly improved, and the use of the projector is more convenient and efficient.

Referring to fig. 2 and 4, when the height of the device is adjusted, the positioning block 13 is driven to slide on the positioning groove 12, and when the positioning block 13 and the positioning groove 12 slide, the ball 17 is driven to make rolling contact with the inner wall of the positioning groove 12, so that the friction between the positioning block 13 and the positioning groove 12 is greatly reduced, the energy loss of the device when the height is adjusted is effectively reduced, the efficiency of the motor 4 is improved, the abrasion degree of the positioning block 13 is reduced, and the service life of the positioning block 13 is prolonged.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. Virtual reality VR projection arrangement, including base box (1), its characterized in that: the utility model discloses a high-speed intelligent electronic device is characterized in that a mounting frame (11) is fixedly mounted at the top of a base box (1), a mounting frame (8) is rotatably mounted at the top of the mounting frame (11) through a mounting rotating shaft at the top of the mounting frame, a projector main body (9) is fixedly mounted on the mounting frame (8), an electric telescopic rod (10) is hinged at one side of the mounting frame (11), the driving end of the electric telescopic rod (10) is hinged with one side of the bottom of the mounting frame (8), a height adjusting mechanism is arranged in the base box (1), a supporting plate (2) is arranged at the bottom of the base box (1), and an anti-slip pad is bonded at the bottom of the supporting plate (2).

2. The virtual reality VR projection device of claim 1, wherein: the utility model discloses a height-adjusting mechanism, including adjustment screw (6), height-adjusting mechanism is including adjusting screw (6), and adjustment screw (6) rotate and install in the inside of end case (1), one side on adjustment screw (6) outer wall is provided with left-hand thread, the opposite side on adjustment screw (6) outer wall is provided with right-hand thread, one side fixed mounting of end case (1) has motor (4), the cover is equipped with symmetrically distributed regulating block (14) on the outer wall of adjustment screw (6), the top of end case (1) inner wall is provided with positioning mechanism, the top of backup pad (2) articulates there is symmetrically distributed connecting rod (15), the equal fixed mounting in both sides of end case (1) inside automatic telescopic link (5), and the expansion section of automatic telescopic link (5) runs through the bottom of end case (1) inner wall and extends to end case (1) bottom below and backup pad (2) top fixed connection.

3. The virtual reality VR projection device of claim 2, wherein: the positioning mechanism comprises a positioning groove (12), the positioning groove (12) is formed in the top of the inner wall of the bottom box (1), positioning blocks (13) are fixedly mounted on the tops of the two adjusting blocks (14), and the positioning blocks (13) are in sliding connection with the positioning groove (12).

4. A virtual reality VR projection device as set forth in claim 3, wherein: a plurality of mounting grooves (16) are formed in the upper part of the front face and the upper part of the back face of the positioning block (13), and balls (17) are movably mounted on the mounting grooves (16).

5. The virtual reality VR projection device of claim 2, wherein: one side of the adjusting block (14) is provided with a threaded hole matched with the adjusting screw rod (6), and the adjusting block (14) is in threaded connection with the adjusting screw rod (6) through the threaded hole formed in one side of the adjusting block.

6. The virtual reality VR projection device of claim 1, wherein: a soft baffle cover (7) is fixedly connected between the side of the bottom of the fixing frame (8) and the top of the bottom box (1).