CN212251941U

CN212251941U - Projector convenient to adjust

Info

Publication number: CN212251941U
Application number: CN202020991179.2U
Authority: CN
Inventors: 李芬兰; 何伟; 杨格; 梁宇斌; 陈浩含; 杨紫怡
Original assignee: Hangzhou Shangtian Information Technology Co ltd
Current assignee: Jiaxing Quancheng Information Technology Co ltd
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2020-12-29
Anticipated expiration: 2030-06-03

Abstract

The utility model discloses a projector convenient to adjust relates to projector technical field, can not carry out the problem of adjusting to the angle to current projector, now proposes following scheme, and it includes the box, the four corners of bottom half inner wall is fixed with the hydraulic stem respectively, the piston end of hydraulic stem is fixed with the fixed block, the inside of box is equipped with the projector of horizontal setting, the both sides at projector both ends are seted up flutedly respectively. The utility model discloses can highly carry out nimble regulation to the projector to can the multi-angle carry out rotation regulation to the projector, thereby the person of facilitating the use carries out the regulation of co-altitude and angle to the projector according to self user demand, and can accomodate the projector after the use, thereby avoid the projector to place outside for a long time, inside the dust got into the projector, cause the harm to the inside part of projector, and then increase the life of projector.

Description

Projector convenient to adjust

Technical Field

The utility model relates to a projector technical field especially relates to a projector convenient to adjust.

Background

The projector is a device capable of projecting images or videos onto a curtain, can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV and the like through different interfaces to play corresponding video signals, is widely applied to families, offices, schools and entertainment places, and has different types such as CRT, LCD, DLP and the like according to different working modes.

Domestic projector is in the use, the user often needs to adjust the angle of projector according to the position of curtain, current domestic projector can not carry out nimble regulation to the angle according to user's needs, in the use, the user often needs to utilize other auxiliary object such as supports to carry out the angle modulation to the projector, the operation is complicated, and the projector is in the use, lead to the projector unstability easily, influence the projection effect, we have proposed a projector convenient to adjust for this reason.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of projector convenient to adjust has solved current projector and can not carry out the problem adjusted to the angle.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a projector convenient to adjust comprises a box body, wherein hydraulic rods are respectively fixed at four corners of the inner wall of the bottom of the box body, a fixed block is fixed at a piston end of each hydraulic rod, a projector which is transversely arranged is arranged in the box body, grooves are respectively formed in two sides of two ends of the projector, a limiting block is arranged in each groove and is slidably connected in each groove, a first screw which is transversely arranged is fixedly connected to one side of each limiting block away from the projector, a transversely arranged chute is formed in each fixing block, one end of each first screw away from the limiting block extends out of the chute, the first screw is rotatably connected in each chute, a nut is arranged on one side of each fixing block close to the limiting block, the nut is in threaded connection with the outer wall of the first screw, the diameter of the nut is larger than the diameter of the chute, and a first box cover and a second box cover are arranged at the top, the opposite ends of the first box cover and the second box cover are hinged through hinges, a motor is fixed on an inner wall bolt at the right end of the box body, the output end of the motor is rotatably connected with a second screw rod which is transversely arranged, one end of the second screw rod, far away from the motor, is rotatably connected on the inner wall of the box body, far away from the motor, through a bearing, a third screw rod which is transversely arranged is arranged above the projector, two ends of the third screw rod are respectively rotatably connected on the inner walls at the two ends of the box body through bearings, the outer wall of the second screw rod, close to one end of the motor, is fixedly sleeved with a driving wheel, the outer wall of the third screw rod, close to one end of the motor, is fixedly sleeved with a driven wheel, belts are arranged outside the driving wheel and the driven wheel, the driving wheel, the driven wheel and the belts are meshed to work, vertically arranged movable plates are fixed on two sides of the bottom at the, the two thread sleeves are respectively embedded in the middle of the moving plate.

Preferably, the groove is a rectangular groove body, and the limiting block is of a rectangular structure.

Preferably, the second screw and the third screw are located on the same horizontal line.

Preferably, the second screw and the third screw are respectively located on two sides of the top of the box body, and a gap between the second screw and the third screw is larger than the width of the projector.

Preferably, the opposite ends of the first cover and the second cover are both arc-shaped.

Preferably, a base is fixed at the bottom of the box body.

The utility model discloses in:

1. through the cooperation work of hydraulic stem, fixed block, projector, recess, stopper, first screw rod, spout and nut, four hydraulic stems of accessible control go up and down simultaneously and carry out nimble regulation to the height of projector, through two preceding hydraulic stems of going up and down simultaneously or two hydraulic stems at the back, drive the rotation of first screw rod to carry out nimble regulation to the angle of projector.

2. Through the matching work of the first box cover, the second box cover, the motor, the second screw rod, the third screw rod, the driving wheel, the driven wheel, the belt, the moving plate and the thread sleeve, the driving wheel, the driven wheel and the belt can be driven to mesh through the forward and reverse rotation of the running motor, the second screw rod and the third screw rod are driven to rotate, the thread sleeve is driven to move transversely, the moving plate is driven to move transversely, the first box cover is driven to move transversely, the second box cover is driven to move transversely, the first box cover and the second box cover on the box body are opened or closed, so that the height of the projector can be adjusted in the using process, and after the use is accomplished, with the projector income box in, accomodate the save, avoid the projector to place outside for a long time, inside the dust got into the projector, caused the harm to the inside part of projector to increase the life of projector.

3. Through the cooperation work of fixed block, stopper, first screw rod, spout, nut and recess, can outwards spur first screw rod through the direction rotation nut to the projector, drive the stopper and shift out from the inside of recess, simple convenient dismantles the projector, and the person of facilitating the use carries out maintenance and repair to the projector.

Drawings

Fig. 1 is a schematic structural diagram of a projector convenient to adjust according to the present invention;

FIG. 2 is an enlarged view of a portion of FIG. A in FIG. 1;

fig. 3 is a top view of the projector convenient to adjust according to the present invention.

Reference numbers in the figures: 1. a box body; 2. a hydraulic lever; 3. a fixed block; 4. a projector; 5. a groove; 6. a limiting block; 7. a first screw; 8. a chute; 9. a nut; 10. a first cover; 11. a second cover; 12. a motor; 13. a second screw; 14. a third screw; 15. a driving wheel; 16. a driven wheel; 17. a belt; 18. moving the plate; 19. a threaded sleeve; 20. a base.

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.

Referring to fig. 1-3, a projector convenient to adjust comprises a box body 1, wherein hydraulic rods 2 are respectively fixed at four corners of the inner wall of the bottom of the box body 1, a fixed block 3 is fixed at a piston end of each hydraulic rod 2, a projector 4 transversely arranged is arranged inside the box body 1, grooves 5 are respectively arranged at two sides of two ends of each projector 4, a limit block 6 is arranged inside each groove 5, the limit block 6 is slidably connected inside each groove 5, a first screw 7 transversely arranged is fixedly connected to one side of each limit block 6 far away from the projector 4, a transversely arranged chute 8 is arranged on each fixed block 3, one end of each first screw 7 far away from the limit block 6 extends out of the chute 8, the first screw 7 is rotatably connected inside the chute 8, a nut 9 is arranged at one side of each fixed block 3 close to the limit block 6, the nut 9 is in threaded connection with the outer wall of the first screw 7, and the, the top of the box body 1 is provided with a first box cover 10 and a second box cover 11, opposite ends of the first box cover 10 and the second box cover 11 are hinged through a hinge, a motor 12 is fixed on an inner wall bolt at the right end of the box body 1, the motor 12 is a forward and reverse rotating motor, an output end of the motor 12 is rotatably connected with a second screw 13 which is transversely arranged, one end of the second screw 13 which is far away from the motor 12 is rotatably connected on an inner wall of the box body 1 which is far away from one end of the motor 12 through a bearing, a third screw 14 which is transversely arranged is arranged above the projector 4, two ends of the third screw 14 are respectively rotatably connected on inner walls at two ends of the box body 1 through bearings, an outer wall of the second screw 13 which is close to one end of the motor 12 is fixedly sleeved with a driving wheel 15, an outer wall of the third screw 14 which is close to one end of the motor 12 is fixedly sleeved, and vertically arranged moving plates 18 are fixed on two sides of the bottom of the left end of the first box cover 10, threaded sleeves 19 are sleeved on the outer walls of the left ends of the second screw 13 and the third screw 14 in a threaded manner, and the two threaded sleeves 19 are respectively embedded in the middle of the moving plates 18. When a user needs to use the projector 4, the motor 12 is operated to drive the driving wheel 15, the driven wheel 16 and the belt 17 to engage to work, the second screw rod 13 and the third screw rod 14 are driven to rotate, the thread bush 19 is driven to move rightwards, the moving plate 18 is driven to move rightwards, the first box cover 10 is driven to move rightwards, the second box cover 11 is pushed to move rightwards, when the right end of the first box cover 10 moves to the rightmost end of the box body 1, the second box cover 11 falls down, the motor 12 stops operating, at the moment, the projector 4 is driven to move to the outside of the box body 1 by controlling the four hydraulic rods 2 to simultaneously ascend, the height of the projector 4 can be flexibly adjusted according to the height required by the user, when the user needs to adjust the angle of the projector 4, the front two hydraulic rods 2 or the rear two hydraulic rods 2 are simultaneously ascended to drive the first screw rod 7, the angle of the projector 4 can be flexibly adjusted, the first screw rods 7 can be respectively pulled outwards by rotating the nuts 9 towards the projector 4 to drive the limiting blocks 6 to move out of the grooves 5, the projector 4 can be disassembled, a user can conveniently maintain and repair the projector 4, the operation is convenient and simple, after the user uses the projector 4, the projector 4 is moved into the box body 1 by controlling the four hydraulic rods 2 to simultaneously descend, the motor 12 is operated, the moving plate 18 is driven to move leftwards by moving the threaded sleeve 19, the first box cover 10 is driven to move leftwards, the second box cover 11 is pulled to move leftwards, when the left end of the first box cover 10 moves to the left end of the box body 1, the motor 12 is stopped, the first box cover 10 and the second box cover 11 close the box body 1, and the projector is prevented from being placed outside for a long time, the dust enters the interior of the projector and damages parts in the interior of the projector, so that the service life of the projector is prolonged.

The groove 5 is a rectangular groove body, the limiting block 6 is of a rectangular structure, the stability of the projector 4 in the using process is guaranteed, and the projector 4 is conveniently disassembled and assembled.

The second screw 13 and the third screw 14 are located on the same horizontal line, the second screw 13 and the third screw 14 are respectively located on two sides of the top of the box body 1, and a gap between the second screw 13 and the third screw 14 is larger than the width of the projector 4, so that the projector 4 can move up and down.

The opposite ends of the first cover 10 and the second cover 11 are both arc-shaped, a base 20 is fixed at the bottom of the box body 1, and the base 20 can increase the stability of the box body (1).

The working principle is as follows: when a user needs to use the projector 4, the motor 12 is operated to drive the driving wheel 15, the driven wheel 16 and the belt 17 to engage to work, the second screw rod 13 and the third screw rod 14 are driven to rotate, the thread bush 19 is driven to move rightwards, the moving plate 18 is driven to move rightwards, the first box cover 10 is driven to move rightwards, the second box cover 11 is pushed to move rightwards, when the right end of the first box cover 10 moves to the rightmost end of the box body 1, the second box cover 11 falls down, the motor 12 stops operating, at the moment, the projector 4 is driven to move to the outside of the box body 1 by controlling the four hydraulic rods 2 to simultaneously ascend, the height of the projector 4 can be flexibly adjusted according to the height required by the user, when the user needs to adjust the angle of the projector 4, the front two hydraulic rods 2 or the rear two hydraulic rods 2 are simultaneously ascended to drive the first screw rod 7, the angle of the projector 4 can be flexibly adjusted, the first screw rods 7 can be respectively pulled outwards by rotating the nuts 9 towards the projector 4 to drive the limiting blocks 6 to move out of the grooves 5, the projector 4 can be disassembled, a user can conveniently maintain and repair the projector 4, the operation is convenient and simple, after the user uses the projector 4, the projector 4 is moved into the box body 1 by controlling the four hydraulic rods 2 to simultaneously descend, the motor 12 is operated, the moving plate 18 is driven to move leftwards by moving the threaded sleeve 19, the first box cover 10 is driven to move leftwards, the second box cover 11 is pulled to move leftwards, when the left end of the first box cover 10 moves to the left end of the box body 1, the motor 12 is stopped, the first box cover 10 and the second box cover 11 close the box body 1, and the projector is prevented from being placed outside for a long time, the dust enters the interior of the projector and damages parts in the interior of the projector, so that the service life of the projector is prolonged.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The projector convenient to adjust comprises a box body (1) and is characterized in that hydraulic rods (2) are fixed to four corners of the inner wall of the bottom of the box body (1) respectively, a fixed block (3) is fixed to a piston end of each hydraulic rod (2), a projector (4) which is transversely arranged is arranged inside the box body (1), grooves (5) are formed in two sides of two ends of each projector (4) respectively, a limiting block (6) is arranged inside each groove (5), each limiting block (6) is connected to the inside of each groove (5) in a sliding mode, a first screw (7) which is transversely arranged is fixedly connected to one side, away from the projector (4), of each limiting block (6), a sliding groove (8) which is transversely arranged is formed in each fixed block (3), one end, away from the limiting block (6), of each first screw (7) extends out of each sliding groove (8), and the first screws (7) are rotatably connected to the inside of the sliding grooves (8, one side of the fixed block (3) close to the limiting block (6) is provided with a nut (9), the nut (9) is in threaded connection with the outer wall of the first screw rod (7), the diameter of the nut (9) is larger than the caliber of the sliding groove (8), the top of the box body (1) is provided with a first box cover (10) and a second box cover (11), the opposite ends of the first box cover (10) and the second box cover (11) are hinged through a hinge, a motor (12) is fixed on the inner wall bolt at the right end of the box body (1), the output end of the motor (12) is rotatably connected with a second screw rod (13) which is transversely arranged, one end of the second screw rod (13) far away from the motor (12) is rotatably connected with the inner wall of the box body (1) far away from one end of the motor (12) through a bearing, a third screw rod (14) which is transversely arranged is arranged above the projector (4), and the two ends of the third screw rod (14) are respectively, the outer wall that second screw rod (13) is close to motor (12) one end is fixed to be cup jointed drive wheel (15), the outer wall that third screw rod (14) is close to motor (12) one end is fixed to be cup jointed from driving wheel (16), drive wheel (15) and the outside from driving wheel (16) are equipped with belt (17), drive wheel (15), from driving wheel (16) and belt (17) meshing work, the both sides of first case lid (10) left end bottom all are fixed with movable plate (18) of vertical setting, the equal screw thread of outer wall of second screw rod (13) and third screw rod (14) left end has cup jointed thread bush (19), two thread bush (19) inlay the middle part at movable plate (18) respectively.

2. The projector convenient to adjust as claimed in claim 1, wherein the groove (5) is a rectangular groove body, and the limiting block (6) is a rectangular structure.

3. The projector as claimed in claim 1, wherein the second screw (13) and the third screw (14) are located on the same horizontal line.

4. The projector convenient to adjust as claimed in claim 1, wherein the second screw (13) and the third screw (14) are respectively located at two sides of the top of the box body (1), and the gap between the second screw (13) and the third screw (14) is larger than the width of the projector (4).

5. The projector as claimed in claim 1, wherein opposite ends of the first cover (10) and the second cover (11) are rounded.

6. The projector convenient to adjust as claimed in claim 1, wherein a base (20) is fixed at the bottom of the box body (1).