CN214306037U

CN214306037U - Projector capable of automatically adjusting balance

Info

Publication number: CN214306037U
Application number: CN202023009213.0U
Authority: CN
Inventors: 文鹏
Original assignee: Guangzhou Sanjin Electronic Technology Co ltd
Current assignee: Guangzhou Sanjin Electronic Technology Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-09-28
Anticipated expiration: 2030-12-14

Abstract

The utility model discloses a but balanced projector of automatically regulated, the on-line screen storage device comprises a base, four end angles of terminal surface all are provided with logical groove under the base, it has the hydraulic stem to lead to the lower terminal surface fixed mounting of inslot wall, the lower terminal surface fixedly connected with connecting plate of hydraulic stem, the lower terminal surface fixed mounting of connecting plate has the fixed block, the lower terminal surface fixed mounting of fixed block inner wall has spring A, spring A's bottom is connected with the fly leaf, just the lower terminal surface fixedly connected with spring B of fly leaf inner wall, the lower terminal surface fixed mounting of fly leaf has the universal wheel, the outer tube is installed to the intermediate position of base up end, the top of outer tube surface is provided with the pinhole. The utility model discloses be convenient for remove and park, can automatically regulated when removing balanced, guarantee that the position of projector reaches the horizontality, and be convenient for adjust the height and the angle of projector, improved the result of use.

Description

Projector capable of automatically adjusting balance

Technical Field

The utility model relates to a projector technical field specifically is a but balanced projector of automatically regulated.

Background

With the rapid development of social economy and the development of science and technology, the projection industry is also developed into a high field. The machine can be internally provided with a CMMB function instead of a television function, and can also be directly connected with a set-top box to play television, so that the television can be watched as 21 inches in the day and as 60-100 inches in the evening, and the effect of home theater is achieved; the mobile TV system is convenient to move, breaks through the traditional movie space, and can share TV dramas, movies and MTV with lovers even if the users are on the mountain. The current mini-projector home cinema effect already occupies 50% of the home cinema market share.

However, when the height, direction and angle of the existing projector are to be changed, the user needs to be cushioned or directly move the projector, which is troublesome in operation; therefore, the existing requirements are not met, and a projector capable of automatically adjusting balance is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but balanced projector of automatically regulated to when the current projector that proposes in solving above-mentioned background art wants to change height, direction and angle, then need the user to fill up with the thing or directly remove it, operate more troublesome scheduling problem like this.

In order to achieve the above object, the utility model provides a following technical scheme: a projector capable of automatically adjusting balance comprises a base, wherein through grooves are formed in four end corners of the lower end face of the base, a hydraulic rod is fixedly mounted on the lower end face of the inner wall of each through groove, a connecting plate is fixedly connected to the lower end face of the hydraulic rod, a fixing block is fixedly mounted on the lower end face of the connecting plate, a spring A is fixedly mounted on the lower end face of the inner wall of the fixing block, a movable plate is connected to the bottom of the spring A, a spring B is fixedly connected to the lower end face of the inner wall of the movable plate, universal wheels are fixedly mounted on the lower end face of the movable plate, an outer sleeve is mounted in the middle of the upper end face of the base, a pin hole is formed in the outer surface of the outer sleeve, a pin post is arranged on the inner side of the pin hole, an inner sleeve rod is movably connected to the inner portion of the outer sleeve rod, a roller frame is mounted below the outer surface of the inner sleeve rod, and rollers are mounted on the outer surface of the roller frame, five positioning holes are formed above the roller carrier, the pin column penetrates through the pin hole and one of the positioning holes, a U-shaped bottom plate is installed on the upper end face of the inner sleeve rod, a projector is arranged on the inner side of the U-shaped bottom plate, an electric push rod is fixedly installed behind the lower end face of the projector, and the front portions of two sides of the outer surface of the projector are hinged to the outer surface of the U-shaped bottom plate through pin shafts.

Preferably, the lower end face of the electric push rod is fixedly connected with the upper end face of the U-shaped bottom plate through a screw.

Preferably, a storage battery is arranged in the base and electrically connected with the hydraulic rod.

Preferably, the outer surface of the roller frame is provided with a strip-shaped groove, and the roller is connected with the strip-shaped groove through a short shaft.

Preferably, the connection rail is installed in the outside of fixed block, the fly leaf with the connection rail is sliding connection, just spring A with spring B all passes through welded fastening with the fly leaf and is connected.

Preferably, the distance from the connecting plate to the bottom end of the universal wheel is smaller than the telescopic length of the hydraulic rod, and an anti-skid rubber pad is adhered to the lower end face of the base through an adhesive.

Preferably, the vertical spacing of five positioning holes is 30 cm.

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

1. the utility model is provided with the through groove, the hydraulic rod, the connecting plate, the fixed block, the spring A and the spring B, when the projector needs to be moved, the switch of the hydraulic rod is opened, the hydraulic rod extends to drive the connecting plate to move downwards, the universal wheel contacts the ground, the switch of the hydraulic rod is closed, at the moment, the device can be moved, the spring A and the spring B in the fixed block work to control the position of the movable plate, thereby ensuring that the position of the projector reaches the horizontal state, jolting to the projector due to unevenness of the ground can not be caused, when the projector moves to the needed position, the switch of the hydraulic rod is opened again, the hydraulic rod contracts to drive the connecting plate to move upwards, the universal wheel retracts to the inner side of the through groove, at the moment, the lower end surface of the base contacts with the ground, the placement is stable, the utility model is convenient to move and park, and can automatically adjust the balance when moving, ensuring that the position of the projector reaches a horizontal state;

2. the utility model discloses a be provided with outer tube, inner loop pole, gyro wheel frame, pinhole, round pin post, locating hole, when needs change the height of projector, extract the round pin post, adjust suitable height with inner loop pole, reinsert the round pin post, make the round pin post run through pinhole and one of them suitable locating hole, when the angle of needs adjustment projector, open electric putter's switch can, this utility model is convenient for adjust the height and the angle of projector, improved the result of use.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a cross-sectional view of the entire invention;

fig. 3 is a schematic view of a partial structure of the fixing block of the present invention;

fig. 4 is a schematic view of a partial structure of the inner loop bar of the present invention.

In the figure: 1. a universal wheel; 2. a base; 3. an outer sleeve; 4. a pin; 5. a U-shaped bottom plate; 6. a projector; 7. an inner loop bar; 8. a fixed block; 9. a pin shaft; 10. an electric push rod; 11. a through groove; 12. a hydraulic lever; 13. a connecting plate; 14. a spring A; 15. a spring B; 16. a movable plate; 17. a roller frame; 18. a roller; 19. positioning holes; 20. a pin hole.

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.

In practical application, the electric push rod 10 (model can be LBP40) and the hydraulic rod 12 (model can be SJYG70-1000) can be purchased from the market or customized by private.

Referring to fig. 1 to 4, the present invention provides an embodiment: a projector capable of automatically adjusting balance comprises a base 2, four end corners of the lower end face of the base 2 are respectively provided with a through groove 11, a hydraulic rod 12 is fixedly arranged on the lower end face of the inner wall of the through groove 11, a connecting plate 13 is fixedly connected with the lower end face of the hydraulic rod 12, a fixed block 8 is fixedly arranged on the lower end face of the connecting plate 13, a spring A14 is fixedly arranged on the lower end face of the inner wall of the fixed block 8, the bottom of a spring A14 is connected with a movable plate 16, a spring B15 is fixedly connected with the lower end face of the inner wall of the movable plate 16, a universal wheel 1 is fixedly arranged on the lower end face of the movable plate 16, an outer sleeve 3 is arranged in the middle of the upper end face of the base 2, a pin hole 20 is arranged above the outer surface of the outer sleeve 3, a pin 4 is arranged on the inner side of the pin hole 20, an inner sleeve rod 7 is movably connected with the inner sleeve 3, a roller carrier 17 is arranged below the outer surface of the inner sleeve rod 7, and a roller 18 is arranged on the outer surface of the roller carrier 17, five positioning holes 19 are formed above the roller frame 17, the pin 4 penetrates through the pin hole 20 and one of the positioning holes 19, the U-shaped bottom plate 5 is installed on the upper end face of the inner loop bar 7, the projector 6 is arranged on the inner side of the U-shaped bottom plate 5, the electric push rod 10 is fixedly installed on the rear portion of the lower end face of the projector 6, and the front portions of two sides of the outer surface of the projector 6 are hinged to the outer surface of the U-shaped bottom plate 5 through the pin shaft 9.

Further, the lower end face of the electric push rod 10 is fixedly connected with the upper end face of the U-shaped bottom plate 5 through a screw. By adopting the technical scheme, the connection stability is improved.

Further, a storage battery is arranged inside the base 2 and electrically connected with the hydraulic rod 12. By adopting the technical scheme, the hydraulic rod 12 can work under the condition that the power supply is not switched on.

Further, the outer surface of the roller frame 17 is provided with a strip-shaped groove, and the roller 18 is connected with the strip-shaped groove through a short shaft. By adopting the technical scheme, the connection stability is improved.

Further, the outer side of the fixed block 8 is provided with a connecting rail, the movable plate 16 and the connecting rail are connected in a sliding manner, and the spring a14 and the spring B15 are fixedly connected with the movable plate 16 through welding.

By adopting the technical scheme, the connection stability is improved.

Further, the distance from the connecting plate 13 to the bottom end of the universal wheel 1 is smaller than the telescopic length of the hydraulic rod 12, and an anti-skid rubber pad is adhered to the lower end face of the base 2 through an adhesive.

Through adopting above-mentioned technical scheme for universal wheel 1 can withdraw the inboard of business turn over groove 11 completely, and has improved the stability that the base was placed through being provided with anti-skidding rubber pad.

Further, the vertical spacing of the five positioning holes 19 is 30 cm.

By adopting the technical scheme, the height of the projector 6 can be conveniently changed, and the positioning is accurate.

The working principle is as follows: when the projector 6 needs to be moved, the switch of the hydraulic rod 12 is turned on, the hydraulic rod 12 extends to drive the connecting plate 13 to move downwards, the universal wheel 1 contacts the ground, the switch of the hydraulic rod 12 is turned off, the device can be moved at the moment, the spring A14 and the spring B15 in the fixed block 8 work to control the position of the movable plate 16, so that the position of the projector 6 is ensured to reach a horizontal state, the projector 6 cannot bump due to unevenness of the ground, the switch of the hydraulic rod 12 is turned on after the projector 6 moves to a required position, the hydraulic rod 12 contracts to drive the connecting plate 13 to move upwards, the universal wheel 1 retracts into the inner side of the through groove 11, the lower end surface of the base 2 contacts with the ground at the moment, the placement is stable, the power supply is switched on, when the height of the projector 6 needs to be changed, the pin 4 is pulled out, the inner sleeve rod 7 is adjusted to a proper height, and then the pin 4 is inserted, make round pin post 4 run through pinhole 20 and one of them suitable locating hole 19, when the angle of needs adjustment projector 6, open electric putter 10 the switch can, this utility model is convenient for remove and park, can automatically regulated when removing balance, guarantee that the position of projector 6 reaches the horizontality, and be convenient for adjust projector 6's height and angle, improved the result of use.

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

1. A but projector of automatically regulated equilibrium, includes base (2), its characterized in that: four end angles of the lower end face of the base (2) are provided with through grooves (11), a hydraulic rod (12) is fixedly mounted on the lower end face of the inner wall of each through groove (11), a connecting plate (13) is fixedly connected to the lower end face of each hydraulic rod (12), a fixed block (8) is fixedly mounted on the lower end face of the connecting plate (13), a spring A (14) is fixedly mounted on the lower end face of the inner wall of the fixed block (8), a movable plate (16) is connected to the bottom of the spring A (14), a spring B (15) is fixedly connected to the lower end face of the inner wall of the movable plate (16), a universal wheel (1) is fixedly mounted on the lower end face of the movable plate (16), an outer sleeve (3) is mounted at the middle position of the upper end face of the base (2), a pin hole (20) is formed in the upper portion of the outer surface of the outer sleeve (3), and a pin post (4) is arranged on the inner side of the pin hole (20), the utility model discloses a portable computer, including outer tube (3), the inside swing joint of outer tube (3) has interior loop bar (7), gyro wheel frame (17) are installed to the below of interior loop bar (7) surface, the surface mounting of gyro wheel frame (17) has gyro wheel (18), the top of gyro wheel frame (17) is provided with five locating holes (19), round pin post (4) run through pinhole (20) and one of them locating hole (19), U type bottom plate (5) are installed to the up end of interior loop bar (7), the inboard of U type bottom plate (5) is provided with projector (6), the rear fixed mounting of terminal surface has electric putter (10) under projector (6), the place ahead of projector (6) surface both sides with the surface of U type bottom plate (5) is through round pin axle (9) articulated connection.

2. The projector according to claim 1, wherein: the lower end face of the electric push rod (10) is fixedly connected with the upper end face of the U-shaped bottom plate (5) through screws.

3. The projector according to claim 1, wherein: the inside of base (2) is provided with the battery, just the battery with hydraulic stem (12) electric connection.

4. The projector according to claim 1, wherein: the outer surface of the roller carrier (17) is provided with a strip-shaped groove, and the roller (18) is connected with the strip-shaped groove through a short shaft.

5. The projector according to claim 1, wherein: the connection rail is installed in the outside of fixed block (8), fly leaf (16) with the connection rail is sliding connection, just spring A (14) with spring B (15) all pass through welded fastening with fly leaf (16) and are connected.

6. The projector according to claim 1, wherein: the distance from the connecting plate (13) to the bottom end of the universal wheel (1) is smaller than the telescopic length of the hydraulic rod (12), and an anti-skid rubber pad is adhered to the lower end face of the base (2) through an adhesive.