CN216976391U

CN216976391U - Fixing frame of projection device

Info

Publication number: CN216976391U
Application number: CN202122380675.1U
Authority: CN
Inventors: 高强; 宋光杰
Original assignee: Shandong Wujiang Digital Technology Co ltd
Current assignee: Shandong Wujiang Digital Technology Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-07-15
Anticipated expiration: 2031-09-29

Abstract

The utility model belongs to the technical field of projection devices, and particularly relates to the field of projection device fixing frames.

Description

Fixing frame of projection device

Technical Field

The utility model belongs to the technical field of projection devices, and particularly relates to a projection device fixing frame.

Background

The projector, also known as a projector, is a device capable of projecting images or videos onto a curtain, and can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV, etc. through different interfaces to play corresponding video signals, and can be classified according to application environments, a home projector, a portable business type projector, an educational conference type projector, a mainstream engineering type projector, a professional theater type projector, a measurement projector, and classified according to usage modes, a desktop projector, a portable projector, a floor type projector, a reflective projector, a transmissive projector, a single-function projector, a multifunctional projector, an intelligent projector, a touch interactive projector, etc., and the projector is often used together with a projector fixing frame in normal work, so that the projector can meet the requirement of multi-angle adjustment.

SUMMERY OF THE UTILITY MODEL

In the existing projector fixing frame, most fixing frames have single functions, cannot simultaneously meet the requirements of adjustment of the projector in multiple directions, cannot enable a user to experience the viewing effect of multiple angles, and greatly reduces the applicability of the projector.

The utility model provides the following technical scheme: the utility model provides a projection device mount, includes the base, the top of base is equipped with fixed connection's landing leg post, be equipped with the telescopic link in the inner chamber of landing leg post, be equipped with rack, through hole on the telescopic link, the top of telescopic link is equipped with fixed connection's rotary device, rotary device's top is equipped with fixed connection's mobile device, mobile device's top is equipped with the tilting means, the tilting means rotates with fixing device through the second pivot and is connected.

The telescopic plate is internally provided with a groove, the top end of the telescopic plate is provided with a first pin hole, the telescopic plate is rotatably connected with the leg column through a first rotating shaft, the left end of the first rotating shaft is fixedly connected to a second gear, the second gear is meshed with the first gear, the first gear is rotatably connected with the leg column, and the first gear is meshed with the rack; the telescopic rod can be fixed at a required height position by using the pin shaft through the second pin hole and the through hole, when the height of the telescopic rod needs to be adjusted, the telescopic rod is upwards stretched to the required height, the rack is arranged above the telescopic rod and is meshed with the first gear, and the first gear is meshed with the second gear, so that when the telescopic rod is lifted, the rack is driven to upwards move, the rack drives the first gear to downwards rotate, the first gear drives the second gear to upwards rotate, the shrink plate is controlled to upwards rotate by the first rotating shaft, when the shrink plate rotates ninety degrees, the rack is separated from the first gear, the shrink plate is kept in a horizontal state, at the moment, the first pin shaft can be inserted into the first pin hole, the shrink plate is controlled to be kept stable, and at the moment, a user can place small-sized articles such as water cups or snacks, controllers and the like in the grooves of the shrink plate, can provide more convenient use platform for users.

The second bevel gear is fixedly connected with the first bevel gear, and the first bevel gear is fixedly connected with the first handle through a rotating shaft; through the first in command that is equipped with, the user can be through the rotation of control first in command, adjust the direction of rotary device, when the direction of projecting apparatus needs the regulation, the user can be through manual rotation first in command, because of the first in command is through pivot and first bevel gear fixed connection, first bevel gear meshes with the second bevel gear mutually, second bevel gear and rotary device fixed connection, so rotate the first in command and will drive rotary device through the second bevel gear and rotate, make rotary device can carry out the rotation that has no dead angle of three hundred sixty degrees, make the device can adjust direction and the horizontal angle that needs the pivoted according to the needs that use, great promotion the suitability of device.

The inner part of the moving device is provided with a first slide rail, a first screw rod which is connected in a rotating way is arranged in an inner cavity of the first slide rail, the first screw rod penetrates through the first slide block and is connected with the first slide block in a spiral transmission way, and the right end of the first screw rod penetrates through the moving device and is fixedly connected with the third handle; through the first slide rail that is equipped with, can make first slider slide in the inner chamber of first slide rail, when needs fine setting the projecting apparatus left end, can be through forward rotation third handle, make first lead screw carry out forward rotation, thereby drive first slider and remove left, thereby make the projecting apparatus remove left, when needs fine setting the projecting apparatus right end, can be through reverse rotation third handle, make first lead screw carry out reverse rotation, thereby drive first slider and remove right, thereby make the projecting apparatus remove right, make the projecting apparatus can finely tune in the horizontal direction, thereby adjust to the best angle of sight shadow that accords with the user.

The right wall of the tilting device is provided with a fixed groove, a cam is arranged in the tilting device, the cam is fixedly connected with the second handle through a rotating shaft penetrating through the tilting device, the second handle is provided with a fixed hole, and the fixed hole is matched with the fixed groove; through fixed slot and the fixed orifices that are equipped with, can fix second handle and rotary device through the round pin axle, when the angle of vertical direction needs to be adjusted to the projecting apparatus, can rotate the second handle, because of the second handle is through pivot and cam fixed connection, so can control the cam and rotate, thereby can adjust projected angle according to user's demand, after projected angle modulation is accomplished, can insert the fixed slot through running through the fixed orifices with the round pin axle, make the second handle fix, thereby fix projected angle.

The fixing device is internally provided with a third slide rail, a third slide block and a second lead screw are arranged in an inner cavity of the third slide rail, the second lead screw penetrates through the third slide block and is in spiral transmission connection with the third slide block, the rear end of the second lead screw penetrates through the fixing device and is fixedly connected with a fourth handle, two second slide rails are arranged on two sides of the third slide rail, a second slide block in sliding connection is arranged in an inner cavity of the second slide rail, the top end of the second slide block is rotatably connected with a third rotating shaft, a connecting rod and a fixing arm which are rotatably connected are arranged on the third rotating shaft, the connecting rod is rotatably connected with the third slide block through the fourth rotating shaft, and a cushion block is arranged at the top end of the fixing arm; when the projector needs to be taken out, the fourth handle can be reversely rotated through the reverse rotation of the fourth handle, so that the second lead screw reversely rotates, the third slide block moves backwards, and the third slide block drives the second slide block to move outwards through the fixing arm, thereby make the fixed arm drive the cushion and outwards move to relieve fixed effect to the projecting apparatus, the device can be adjusted according to the size of a dimension of projecting apparatus, makes this device can be applied to not unidimensional projecting apparatus fixed.

One surface of the cushion block, which is far away from the fixed arm, is provided with anti-skid grains; through the anti-skidding line that is equipped with, can make fixing device when fixing the projecting apparatus, increase the frictional force of contact, make the projecting apparatus can not drop under fixed state.

The utility model has the beneficial effects that: the first sliding block can slide in the inner cavity of the first sliding rail through the first sliding rail, when the projector needs to be adjusted to the left end, the third handle can be rotated in the forward direction, the first screw rod can be rotated in the forward direction, the first sliding block can be driven to move leftwards, the projector can be driven to move leftwards, when the projector needs to be moved to the right end, the third handle can be rotated in the reverse direction, the first screw rod can be rotated in the reverse direction, the first sliding block can be driven to move rightwards, the projector can be finely adjusted in the horizontal direction, the best angle of the user can be adjusted to the best angle of the user, the second handle and the rotating device can be fixed through the pin shaft through the fixing groove and the fixing hole, when the angle of the up-down direction of the agent needs to be adjusted, the second handle can be rotated, because of the second handle passes through pivot and cam fixed connection, so can control the cam and rotate, thereby can adjust projected angle according to user's demand, after projected angle modulation accomplishes, can insert the fixed slot through running through the fixed orifices with the round pin axle, make the second handle fix, thereby fix projected angle, through the anti-skidding line that is equipped with, can make fixing device when fixing the projecting apparatus, increase the frictional force of contact, make the projecting apparatus can not drop under fixed state.

The parts of the device not involved are the same as or can be implemented using prior art.

Drawings

FIG. 1 is a schematic sectional view of the present invention;

FIG. 2 is a schematic diagram of a right-side cross-sectional structure of the present invention;

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

FIG. 4 is an enlarged schematic view of portion A of FIG. 2;

FIG. 5 is a schematic top view of the retractable panel in its extended position;

FIG. 6 is a schematic top view of the fixing device;

in the figure: 1. a base; 2. a leg post; 3. a telescopic rod; 4. a rotating device; 5. a mobile device; 6. a shrink plate; 7. a tilting device; 8. a fixing device; 9. a through hole; 10. a first rotating shaft; 11. a first gear; 12. a second gear; 13. a rack; 14. a first pin hole; 15. a first handle; 16. a first bevel gear; 17. a second bevel gear; 18. a first slide rail; 19. a first lead screw; 20. a first slider; 21. a cam; 22. a second rotating shaft; 23. a second handle; 24. a third handle; 25. a second slide rail; 26. a second slider; 27. a third rotating shaft; 28. a connecting rod; 29. a fixed arm; 30. a fourth rotating shaft; 31. a third slide rail; 32. a third slider; 33. a second lead screw; 34. a second pin hole; 35. cushion blocks; 36. fixing grooves; 37. a fixing hole; 38. and a fourth handle.

Detailed Description

Referring to fig. 1-6, the present invention provides the following technical solutions: the utility model provides a projection arrangement mount, includes base 1, base 1's top is equipped with fixed connection's landing leg post 2, be equipped with telescopic link 3 in the inner chamber of landing leg post 2, be equipped with rack 13, through hole 9 on the telescopic link 3, the top of telescopic link 3 is equipped with fixed connection's rotary device 4, rotary device 4's top is equipped with fixed connection's mobile device 5, mobile device 5's top is equipped with inclination device 7, inclination device 7 rotates through second pivot 22 and is connected with fixing device 8.

The leg posts 2 are provided with second pin holes 34 penetrating through the front side and the rear side, the diameter and the position of the through hole 9 are matched with the second pin holes 34, a contraction plate 6 is arranged between the leg posts 2, a groove is arranged in the expansion plate, the top end of the contraction plate 6 is provided with a first pin hole 14, the contraction plate 6 is rotatably connected with the leg posts 2 through a first rotating shaft 10, the left end of the first rotating shaft 10 is fixedly connected to a second gear 12, the second gear 12 is meshed with a first gear 11, the first gear 11 is rotatably connected with the leg posts 2, and the first gear 11 is meshed with a rack 13; through the second pin hole 34 and the through hole 9, the telescopic rod 3 can be fixed at a required height position by using a pin shaft, when the height of the telescopic rod 3 needs to be adjusted, the telescopic rod 3 is upwards stretched to the required height, the rack 13 is arranged above the telescopic rod 3, the rack 13 is meshed with the first gear 11, the first gear 11 is meshed with the second gear 12, so that when the telescopic rod 3 is lifted, the rack 13 is driven to upwards move, the rack 13 drives the first gear 11 to downwards rotate, the first gear 11 drives the second gear 12 to upwards rotate, the shrink plate 6 is controlled to upwards rotate through the first rotating shaft 10, when the telescopic plate rotates ninety degrees, the rack 13 is separated from the first gear 11, the telescopic plate is kept in a horizontal state, at the moment, the first pin hole 14 can be inserted by using the pin shaft, so that the telescopic plate is controlled to be kept stable, at the moment, a user can place a water cup or snacks in the groove of the telescopic plate, The controller and other small objects can provide a more convenient use platform for users.

A second bevel gear 17 is fixedly connected inside the rotating device 4, the second bevel gear 17 is meshed with the first bevel gear 16, and the first bevel gear 16 is fixedly connected with the handle of the first handle 15 through a rotating shaft; through the first handle 15, a user can adjust the direction of the rotating device 4 by controlling the rotation of the first handle 15, when the direction of the projector needs to be adjusted, the user can manually rotate the first handle 15, because the first handle 15 is fixedly connected with the first bevel gear 16 through the rotating shaft, the first bevel gear 16 is meshed with the second bevel gear 17, and the second bevel gear 17 is fixedly connected with the rotating device 4, the rotating device 4 is driven to rotate by rotating the first handle 15 through the second bevel gear 17, the rotating device 4 can rotate without dead angle of three hundred sixty degrees, the direction and the horizontal angle of the device needing to be rotated can be adjusted according to the use requirement, and the applicability of the device is greatly improved.

A first slide rail 18 is arranged in the moving device 5, a first screw rod 19 which is connected in a rotating manner is arranged in an inner cavity of the first slide rail 18, the first screw rod 19 penetrates through the first slide block 20 and is connected with the first slide block in a spiral transmission manner, and the right end of the first screw rod 19 penetrates through the moving device 5 and is fixedly connected with a third handle 24; through the first slide rail 18 that is equipped with, can make first slider 20 slide in the inner chamber of first slide rail 18, when needs fine setting the projecting apparatus left end, can be through forward rotation third handle 24, make first lead screw 19 carry out forward rotation, thereby drive first slider 20 and remove left, thereby make the projecting apparatus remove left, when needs fine setting the projecting apparatus right end, can be through reverse rotation third handle 24, make first lead screw 19 carry out reverse rotation, thereby drive first slider 20 and remove right, thereby make the projecting apparatus remove right, make the projecting apparatus finely tune at the horizontal direction, thereby adjust to the best angle of sight shadow that accords with the user.

A fixing groove 36 is formed in the right wall of the tilting device 7, a cam 21 is arranged inside the tilting device 7, the cam 21 is fixedly connected with the second handle 23 through a rotating shaft penetrating through the tilting device 7, a fixing hole 37 is formed in the second handle 23, and the fixing hole 37 is matched with the fixing groove 36; through fixed slot 36 and the fixed orifices 37 that are equipped with, can fix second handle 23 and rotary device 4 through the round pin axle, when the angle of vertical direction needs to be adjusted to the projecting apparatus, second handle 23 can rotate, because of second handle 23 is through pivot and cam 21 fixed connection, so can control cam 21 and rotate, thereby can adjust projected angle according to user's demand, after the angle modulation of projection is accomplished, can insert fixed slot 36 through running through fixed orifices 37 with the round pin axle, make second handle 23 fix, thereby fix projected angle.

A third slide rail 31 is arranged inside the fixing device 8, a third slide block 32 and a second lead screw 33 are arranged in an inner cavity of the third slide rail 31, the second lead screw 33 penetrates through the third slide block 32 and is in spiral transmission connection with the third slide block, the rear end of the second lead screw 33 penetrates through the fixing device 8 and is fixedly connected with a fourth handle 38, two second slide rails 25 are arranged on two sides of the third slide rail 31, a second slide block 26 in sliding connection is arranged in an inner cavity of the second slide rail 25, a third rotating shaft 27 in rotating connection with the top end of the second slide block 26 is arranged on the third rotating shaft 27, a connecting rod 28 and a fixing arm 29 in rotating connection are arranged on the third rotating shaft 27, the connecting rod 28 is in rotating connection with the third slide block 32 through a fourth rotating shaft 30, and a cushion block 35 is arranged on the top end of the fixing arm 29; through the third slide rail 31, the third slide block 32 can move back and forth in the third slide rail 31, when the projector needs to be fixed, the projector can be placed in the middle of the cushion block 35, then the fourth handle 38 is rotated in the forward direction, the second lead screw 33 is rotated in the forward direction, so that the third slide block 32 moves forward, because the connecting rod 28 is rotatably connected with the third slide block 32 through the fourth rotating shaft 30, the connecting rod 28 is rotatably connected with the second slide block 26 through the third rotating shaft 27, the second slide block 26 is rotatably connected with the fixing arm 29 through the third rotating shaft 27, when the third slide block 32 moves forward, the connecting rod 28 drives the second slide block 26 to move inward, so that the fixing arm 29 drives the cushion block 35 to move inward, thereby clamping and fixing the projector, when the projector needs to be taken out, the second lead screw 33 can rotate in the reverse direction through reversely rotating the fourth handle 38, thereby make third slider 32 backward motion to make third slider 32 drive second slider 26 and outwards move, thereby make fixed arm 29 drive cushion 35 outwards motion, thereby remove fixed effect to the projecting apparatus, the device can be adjusted according to the size of a dimension of projecting apparatus, makes this device can be applied to the projecting apparatus of different sizes and fixes.

The surface of the cushion block 35 far away from the fixed arm 29 is provided with anti-skid grains; through the anti-skidding line that is equipped with, can make fixing device 8 when fixing the projecting apparatus, increase the frictional force of contact, make the projecting apparatus can not drop under fixed state.

The working principle and the using process of the utility model are as follows: when the device is used, the height of the telescopic rod 3 can be adjusted according to the viewing angle of a user, when the height of the telescopic rod 3 is required to be adjusted, the telescopic rod 3 is upwards stretched to the required height, the rack 13 is arranged above the telescopic rod 3, the rack 13 is meshed with the first gear 11, the first gear 11 is meshed with the second gear 12, the rack 13 is driven to upwards move when the telescopic rod 3 is lifted, the rack 13 drives the first gear 11 to downwards rotate, the first gear 11 drives the second gear 12 to upwards rotate, the contraction plate 6 is controlled to upwards rotate through the first rotating shaft 10, when the expansion plate rotates ninety degrees, the rack 13 is separated from the first gear 11, the expansion plate is kept in a horizontal state, the first pin hole 14 can be inserted by using a pin shaft, the expansion plate is controlled to be kept stable, and at the moment, the user can place a water cup or snack in a groove of the expansion plate, When the direction of the projector needs to be adjusted, a user can manually rotate the first handle 15, because the first handle 15 is fixedly connected with the first bevel gear 16 through a rotating shaft, the first bevel gear 16 is meshed with the second bevel gear 17, and the second bevel gear 17 is fixedly connected with the rotating device 4, the rotating device 4 is driven to rotate through the second bevel gear 17 by rotating the first handle 15, so that the rotating device 4 can rotate at three hundred sixty degrees without dead angles, so that the device can adjust the corresponding direction and horizontal angle according to the requirement of the user, when the left end of the projector needs to be finely adjusted, the third handle 24 can be forwardly rotated, so that the first screw rod 19 can be forwardly rotated, the first slide block 20 can be driven to move leftwards, and the projector can move leftwards, when the projector needs to be finely adjusted to the right end, the third handle 24 can be reversely rotated to reversely rotate the first screw rod 19, so as to drive the first slider 20 to move rightwards, so as to enable the projector to move rightwards, so that the projector can be finely adjusted in the horizontal direction, so as to adjust the best viewing angle according with a user, when the projector needs to adjust the angle in the vertical direction, the second handle 23 can be rotated, because the second handle 23 is fixedly connected with the cam 21 through the rotating shaft, the cam 21 can be controlled to rotate, so as to adjust the projection angle according with the requirement of the user, after the projection angle is adjusted, the pin shaft penetrates through the fixing hole 37 to be inserted into the fixing groove 36, so that the second handle 23 is fixed, so as to fix the projection angle, when the projector needs to be fixed, the projector can be placed in the middle of the cushion block 35, then, the fourth handle 38 is rotated forward, so that the second lead screw 33 is rotated forward, and the third slider 32 is moved forward, because the connecting rod 28 is rotatably connected with the third slider 32 through the fourth rotating shaft 30, and the connecting rod 28 is rotatably connected with the second slider 26 through the third rotating shaft 27, and the second slider 26 is rotatably connected with the fixing arm 29 through the third rotating shaft 27, when the third slider 32 moves forward, the connecting rod 28 drives the second slider 26 to move inward, so that the fixing arm 29 drives the cushion block 35 to move inward, thereby clamping and fixing the projector, when the projector needs to be taken out, the fourth handle 38 is rotated backward, so that the second lead screw 33 is rotated backward, so that the third slider 32 moves backward, and the third slider 32 drives the second slider 26 to move outward, so that the fixing arm 29 drives the cushion block 35 to move outward, thereby remove fixed effect to the projecting apparatus, the device can be adjusted according to the size of a dimension of projecting apparatus, makes this device can be applied to not unidimensional projecting apparatus fixed, uses through the cooperation of multiple functions, makes the device can satisfy the sight shadow effect of user at a plurality of angles.

Claims

1. A projection device fixing frame is characterized in that: the on-line screen storage device comprises a base, the top of base is equipped with fixed connection's landing leg post, be equipped with the telescopic link in the inner chamber of landing leg post, be equipped with rack, through hole on the telescopic link, the top of telescopic link is equipped with fixed connection's rotary device, rotary device's top is equipped with fixed connection's mobile device, mobile device's inside is equipped with first slider, the top of first slider is equipped with fixed connection's tilting means, the tilting means passes through the second pivot and is connected with the fixed device rotation.

2. A projection device mount as claimed in claim 1, wherein: the landing leg post is provided with a second pin hole penetrating through the front side and the rear side, the diameter and the position of the through hole are matched with the second pin hole, a contraction plate is arranged between the landing leg posts, a groove is formed in the expansion plate, the top end of the contraction plate is provided with a first pin hole, the contraction plate is connected with the landing leg post through a first rotating shaft in a rotating mode, the left end of the first rotating shaft is provided with a second gear fixedly connected with the left end of the first rotating shaft, the second gear is meshed with the first gear, the first gear is connected with the landing leg post in a rotating mode, and the first gear is meshed with the rack.

3. A projection device mount as claimed in claim 1, wherein: and a second bevel gear is fixedly connected with the inside of the rotating device, the second bevel gear is meshed with the first bevel gear, and the first bevel gear is fixedly connected with the first handle through a rotating shaft.

4. A projection device mount as claimed in claim 1, wherein: the inner part of the moving device is provided with a first slide rail, a first screw rod which is connected in a rotating mode is arranged in an inner cavity of the first slide rail, the first screw rod penetrates through the first slide block and is connected with the first slide block in a spiral transmission mode, and the right end of the first screw rod penetrates through the moving device and is fixedly connected with the third handle.

5. A projection device mount as claimed in claim 1, wherein: the right wall of the tilting device is provided with a fixing groove, the inside of the tilting device is provided with a cam, the cam is fixedly connected with the second handle through a rotating shaft penetrating through the tilting device, the second handle is provided with a fixing hole, and the fixing hole is matched with the fixing groove.

6. A projection device mount as claimed in claim 1, wherein: the inside of fixing device is equipped with the third slide rail, be equipped with the third slider in the inner chamber of third slide rail, the second lead screw, and the second lead screw runs through the third slider and is connected rather than screw drive, the rear end of second lead screw runs through fixing device and with fourth handle fixed connection, the both sides of third slide rail all are equipped with two second slide rails, be equipped with sliding connection's second slider in the inner chamber of second slide rail, the top of second slider is equipped with to rotate and connects the third pivot, be equipped with the connecting rod of rotating the connection in the third pivot, the fixed arm, and the connecting rod rotates through fourth pivot and third slider to be connected, the top of fixed arm is equipped with the cushion.

7. A projection device mount as claimed in claim 6, wherein: and one surface of the cushion block, which is far away from the fixed arm, is provided with anti-skid grains.