CN219473228U - Projector bracket - Google Patents

Abstract

The utility model discloses a projector bracket which comprises a placing frame, wherein the lower part of the placing frame is provided with a lifting rod through an angle adjusting device, a locking device is arranged outside the lifting rod, and the lower part of the lifting rod is provided with supporting legs through a rotating shaft. According to the utility model, the placement frame is arranged to provide support for the projector, the angle adjusting device is arranged to rotate and incline the placement frame, so that the projector placed on the upper part of the placement frame is in a horizontal state, projection deformation and unclear projection caused by inclination of a projector support are avoided, the height of the support is adjusted by arranging the lifting rod, the projector is suitable for various different application scenes, and the height of the lifting rod is fixed by arranging the locking device, so that the influence on the use experience caused by the change of the height of the lifting rod in the use process is avoided.

Description

Projector bracket

Technical Field

The utility model relates to the technical field of projection equipment, in particular to a projector bracket.

Background

The projector is equipment capable of projecting images or videos onto a curtain, and can be connected with a computer, a VCD, DVD, BD, a game machine, a DV (digital video) and the like through different interfaces to play corresponding video signals, and the projector needs to be loaded by matching with a projector bracket during normal use, so that the using effect of the projector is improved.

When the existing projector support supports the projector, the projector support is supported by a plurality of groups of supporting legs, the projector support is at a fixed height, the projector support is inconvenient to adjust according to the on-site requirement, and when the ground is uneven or the projector support is used in a room with softer ground such as a carpet, a soft cushion and the like, the projector support is easy to incline, so that projection deformation and unclear projection are caused.

Disclosure of Invention

The present utility model is directed to a projector bracket that overcomes the drawbacks of the prior art. The utility model realizes the effect of being convenient for adjusting the height and the projection angle of the projector bracket.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a projecting apparatus support, includes the rack, and the rack lower part is provided with the lifter through angle adjusting device, and the lifter outside is provided with locking device, and the lifter lower part is provided with the landing leg through the pivot.

As a preferable technical scheme of the utility model, the lifting rod comprises a main rod, the supporting legs are connected with the main rod, an extension rod is connected inside the main rod through a limiting device, an external thread is arranged on the outer wall of the extension rod, the upper part of the main rod is connected with a lantern ring through a locking device, an internal thread is arranged inside the lantern ring, and the lantern ring is matched with the extension rod.

As a preferable technical scheme of the utility model, the lower part of the locking device is connected with the main rod, the upper part of the locking device is connected with the lantern ring, the locking device comprises a shell, the shell is connected with the main rod, a slotted disc is arranged in the shell, the upper part of the slotted disc is provided with a plurality of groups of inclined grooves, sliding blocks are matched in the inclined grooves, the upper parts of the sliding blocks are connected with clamping blocks, the clamping blocks are connected with the shell, the slotted disc is connected with the main rod, a worm wheel is arranged at the lower part of the slotted disc, a worm is matched with the worm, two ends of the worm are connected with the shell, one end of the worm is connected with a knob, and the knob is arranged outside the shell.

As a preferable technical scheme of the utility model, the limiting device is a limiting rod, two ends of the limiting rod are connected with the main rod, and two groups of limiting rods are arranged.

As a preferable technical scheme of the utility model, grooves are formed on two sides of the extension rod, and the grooves are matched with the limiting rods.

As a preferable technical scheme of the utility model, the angle adjusting device comprises a rotation adjusting mechanism, the rotation adjusting mechanism comprises a damping rotating shaft, a supporting shell is arranged outside the damping rotating shaft, one end of the supporting shell is connected with the top of the extension rod, the other end of the supporting shell is connected with an auxiliary plate, and the auxiliary plate is connected with the placing frame.

As a preferable technical scheme of the utility model, the upper part of the auxiliary plate is provided with the inclination adjusting device, the inclination adjusting device comprises a supporting frame, a fine tuning screw rod and a guide rod are arranged in the supporting frame, a screw rod nut is matched with the upper part of the fine tuning screw rod, the upper part of the screw rod nut is connected with a lifting plate, two ends of the lifting plate are connected with the guide rod, the upper part of the lifting plate is connected with the placing frame, a hand wheel is arranged at the lower part of the fine tuning screw rod, and the hand wheel is connected with the supporting frame.

As a preferable embodiment of the present utility model, the inclination adjusting means is provided with four groups, and the four groups of inclination adjusting means are located near four corners of the auxiliary plate.

As a preferable technical scheme of the utility model, the placing frame comprises a bottom plate, the bottom plate is matched with the lifting plate, the upper part of the bottom plate is provided with side plates, the side plates are provided with two groups, the upper part of the bottom plate is provided with rubber pads, and the rubber pads are provided with a plurality of groups.

As a preferable technical scheme of the utility model, one side of the supporting leg is provided with an auxiliary supporting plate, and the auxiliary supporting plate is connected with the lifting rod through a rotating shaft.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the projector is supported by the arrangement of the placement frame, the placement frame is rotated and inclined by the arrangement of the angle adjusting device, so that the projector arranged on the upper part of the placement frame is in a horizontal state, projection deformation and unclear projection caused by inclination of the projector support are avoided, the height of the support is adjusted by the arrangement of the lifting rod, the projector is suitable for various different application scenes, and the height of the lifting rod is fixed by the arrangement of the locking device, so that the influence on the use experience caused by the change of the height of the lifting rod in the use process is avoided.

2. According to the utility model, the extension rod and the main rod are arranged to control the height of the support, so that the support is suitable for different requirements, the external threads are arranged to be matched with the lantern ring, the lantern ring is rotated to lift the extension rod, the height of the support is convenient to adjust, the limiting device is arranged in the main rod, the limiting device is arranged to control the extension rod, and the extension rod is prevented from rotating along with the lantern ring.

3. The utility model discloses a projector, which comprises a main rod, a locking device, a clamping block, a worm wheel, a worm, a rotary knob, a slotted disc, a chute, a radial guide groove, a rotary knob, a slotted disc and a rotary knob.

4. According to the utility model, the rotation of the extension rod is avoided by arranging the limiting rod, and the moving direction of the extension rod is controlled by arranging the groove to be matched with the limiting rod.

5. According to the utility model, the damping rotating shaft is arranged, so that the direction of the placement frame is convenient to adjust, the projector is opposite to the projection screen, the placement frame is prevented from rotating in the using process by the damping rotating shaft, and the support shell is arranged to provide support for the auxiliary plate.

6. According to the utility model, the fine adjustment screw rod is controlled to rotate by arranging the hand wheel, and the lifting plate is driven to ascend and descend to control the inclination angle of the auxiliary plate by arranging the fine adjustment screw rod and the screw rod nut, so that the inclination caused by uneven bottom surface is compensated, the projector is parallel to the horizontal plane, and the hard projection quality is avoided.

7. According to the utility model, the inclination adjusting devices are arranged at the four corners of the auxiliary plate, so that the adjustment of users according to the inclination condition is convenient, visual and convenient.

8. According to the utility model, the projector is supported by the bottom plate, the projector is prevented from sliding off from two sides by the side plates, the rubber pads are arranged in a herringbone manner, a plurality of groups of rubber pads are arranged in a staggered manner, and the projector sliding is prevented from influencing the projection effect by the rubber pads.

9. According to the utility model, the auxiliary supporting plate is arranged to improve the supporting force of the supporting legs, so that the projector bracket is more stable.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of the structure of FIGS. 1A-A of the present utility model;

FIG. 3 is a schematic view showing the internal structure of the locking device of the present utility model;

FIG. 4 is a schematic diagram of a half-section of a lifter and a rotation adjustment mechanism according to the present utility model;

fig. 5 is a schematic view of a tilt adjusting apparatus according to the present utility model.

In the figure: 1. a placing rack; 11. a bottom plate; 12. a side plate; 13. a rubber pad; 2. an angle adjusting device; 21. a rotation adjustment mechanism; 211. damping the rotating shaft; 212. a support case; 22. an auxiliary plate; 23. a tilt adjusting device; 231. a support frame; 232. fine tuning a screw rod; 233. a lifting plate; 234. a hand wheel; 235. a guide rod; 3. a lifting rod; 31. a main rod; 32. a limiting device; 33. an extension rod; 34. a locking device; 341. a housing; 342. a slotted disc; 343. a chute; 344. a slide block; 345. clamping blocks; 346. a worm wheel; 347. a worm; 348. a knob; 35. a collar; 4. a support leg; 41. auxiliary support plate.

Detailed Description

In order to make the technical solution of the present utility model better understood by those skilled in the art, the technical solution of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments.

As shown in fig. 1-5, the present utility model provides the following technical solutions:

the utility model provides a projector support, includes rack 1, and rack 1 lower part is provided with lifter 3 through angle adjusting device 2, and lifter 3 outside is provided with locking device 34, and lifter 3 lower part is provided with landing leg 4 through the pivot. Support is provided for the projector through setting up rack 1, rotates through setting up angle adjusting device 2, slope rack 1, makes the projector of placing in rack 1 upper portion be in the horizontality, avoids making the projector support slope, leads to projection deformation, projection unclear, adjusts a support height through setting up lifter 3, adapts to multiple different application scenario, through setting up locking device 34 fixed lifter 3 height, avoids the change in lifter 3 height to take place in the use and influences use experience.

In this embodiment, lifter 3 includes mobile jib 31, and landing leg 4 is connected with mobile jib 31, and mobile jib 31 is inside to be connected with extension rod 33 through stop device 32, and extension rod 33 outer wall is provided with the external screw thread, and mobile jib 31 upper portion is connected with lantern ring 35 through locking device 34, and the lantern ring 35 is inside to be provided with the internal screw thread, internal screw thread and external screw thread cooperation. The mobile jib 31 is bottom confined hollow tube, and mobile jib 31 diameter is greater than extension rod 33, cooperates with extension rod 33, through setting up extension rod 33 and mobile jib 31, control support height, adapts to different demand environment, and the lantern ring 35 is inside to be provided with the internal thread, through setting up the external screw thread and the cooperation of lantern ring 35, rotates lantern ring 35 lift extension rod 33, is convenient for adjust support height, and stop device 32 sets up inside mobile jib 31, sets up stop device 32, controls extension rod 33, avoids extension rod 33 to follow lantern ring 35 and rotates.

In this embodiment, the lower part of the locking device 34 is connected with the main rod 31, the upper part of the locking device 34 is connected with the collar 35, the locking device 34 comprises a housing 341, the housing 341 is connected with the main rod 31, a slotted disc 342 is arranged inside the housing 341, a plurality of groups of slots 343 are arranged on the upper part of the slotted disc 342, a sliding block 344 is matched inside the slotted disc 343, a clamping block 345 is connected on the upper part of the sliding block 344, the clamping block 345 is connected with the housing 341, the slotted disc 342 is connected with the main rod 31, a worm wheel 346 is arranged on the lower part of the slotted disc 342, a worm 347 is matched with the worm wheel 346, two ends of the worm 347 are connected with the housing 341, one end of the worm 347 is connected with a knob 348, and the knob 348 is arranged outside the housing 341. The locking device 34 is fixed on the upper portion of the main rod 31, the upper portion of the locking device 34 is connected with the extension rod 33, the extension rod 33 is controlled to extend out of the distance from the main rod 31 through the locking device 34, the projector support height is controlled, the clamping block 345 extends out of the shell 341, the slotted plate 342 is controlled to rotate through the worm wheel 346 and the worm 347, clamping and loosening of the clamping block 345 to the extension rod 33 are conveniently controlled through the rotating knob 348, the slotted plate 342 and the chute 343 are arranged, the clamping block 345 is guided to move close to and away from the extension rod 33, a radial guide groove is formed in the upper portion of the shell 341, the guide groove is matched with the clamping block 345, and the auxiliary clamping block 345 moves linearly towards the center of the slotted plate 342.

In this embodiment, the limiting device 32 is a limiting rod, two ends of the limiting rod are connected with the main rod 31, and two groups of limiting rods are provided. The extension rod 33 is prevented from rotating by the provision of the stopper rod.

In this embodiment, grooves are formed on both sides of the extension rod 33, and the grooves are matched with the limit rods. By providing a groove to cooperate with the stop lever, the direction of movement of the extension rod 33 is controlled.

In this embodiment, the angle adjusting device 2 includes a rotation adjusting mechanism 21, the rotation adjusting mechanism 21 includes a damping rotating shaft 211, a supporting shell 212 is provided outside the damping rotating shaft 211, one end of the supporting shell 212 is connected with the top of the extension rod 33, the other end of the supporting shell 212 is connected with an auxiliary plate 22, and the auxiliary plate 22 is connected with the placement frame 1. By arranging the damping rotating shaft 211, the direction of the placement frame 1 is convenient to adjust, the projector is opposite to the projection screen, the damping rotating shaft 211 is prevented from rotating the placement frame 1 in the use process, and the support shell 212 is arranged to provide support for the auxiliary plate 22.

In this embodiment, the upper portion of the auxiliary plate 22 is provided with the inclination adjusting device 23, the inclination adjusting device 23 includes a supporting frame 231, a fine adjustment screw 232 and a guide rod 235 are provided inside the supporting frame 231, a screw nut is fitted on the upper portion of the fine adjustment screw 232, a lifting plate 233 is connected on the upper portion of the screw nut, two ends of the lifting plate 233 are connected with the guide rod 235, the upper portion of the lifting plate 233 is connected with the placing frame 1, a hand wheel 234 is provided on the lower portion of the fine adjustment screw 232, and the hand wheel 234 is connected with the supporting frame 231. The fine adjustment screw rod 232 is controlled to rotate through the hand wheel 234, and the lifting plate 233 is driven to ascend and descend to control the inclination angle of the auxiliary plate 22 through the fine adjustment screw rod 232 and the screw nut, so that inclination caused by uneven bottom surface is compensated, the projector is parallel to the horizontal plane, and hard projection quality is avoided.

In the present embodiment, the inclination adjusting means 23 is provided with four groups, and the four groups of inclination adjusting means 23 are located near the four corners of the auxiliary plate 22. By arranging the inclination adjusting devices 23 at four corners of the auxiliary plate 22, the inclination adjusting device is convenient for users to adjust according to inclination conditions, and is visual and convenient.

In this embodiment, the placement frame 1 includes a bottom plate 11, the bottom plate 11 is matched with a lifting plate 233, a side plate 12 is provided on the upper portion of the bottom plate 11, two sets of side plates 12 are provided, a rubber pad 13 is provided on the upper portion of the bottom plate 11, and the rubber pads 13 are provided in multiple sets. The projector is supported by the bottom plate 11, the projector is prevented from sliding off from two sides by the side plates 12, the rubber pads 13 are arranged in a herringbone mode, the rubber pads 13 are arranged in a staggered mode, and the projection effect is prevented from being influenced by the sliding of the projector by the rubber pads 13.

In this embodiment, an auxiliary support plate 41 is provided on one side of the leg 4, and the auxiliary support plate 41 is connected to the lifting rod 3 through a rotation shaft. The projector support is made more stable by providing the auxiliary support plate 41 to increase the supporting force of the leg 4.

In the description of the present utility model, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "vertical", "horizontal", etc. refer to the orientation or positional relationship based on that shown in the drawings, and are merely for the purpose of describing the present utility model and do not require that the present utility model must be constructed or operated in a specific orientation, and thus should not be construed as limiting the present utility model. "connected" and "connected" in the present utility model are to be understood broadly, and may be, for example, connected or detachably connected; the connection may be direct or indirect through intermediate members, and the specific meaning of the terms may be understood in detail by those skilled in the art.

The foregoing has been described in what is considered to be the preferred embodiments of the utility model, and the description of specific examples is only intended to provide a better understanding of the principles of the utility model. It will be apparent to those skilled in the art that modifications and equivalents may be made in accordance with the principles of the utility model, and such modifications and equivalents are considered to fall within the scope of the utility model.

Claims (10)

1. The utility model provides a projecting apparatus support, includes rack (1), and rack (1) lower part is provided with lifter (3) through angle adjusting device (2), its characterized in that, lifter (3) outside is provided with locking device (34), and lifter (3) lower part is provided with landing leg (4) through the pivot.

2. A projector support as claimed in claim 1, characterized in that the lifting rod (3) comprises a main rod (31), the support leg (4) is connected with the main rod (31), an extension rod (33) is connected inside the main rod (31) through a limiting device (32), an external thread is arranged on the outer wall of the extension rod (33), a collar (35) is connected on the upper portion of the main rod (31) through a locking device (34), an internal thread is arranged inside the collar (35), and the collar (35) is matched with the extension rod (33).

3. A projector mount as claimed in claim 2, wherein the lower part of the locking device (34) is connected with the main lever (31), the upper part of the locking device (34) is connected with the collar (35), the locking device (34) comprises a housing (341), the housing (341) is connected with the main lever (31), a slotted disc (342) is provided inside the housing (341), a chute (343) is provided on the upper part of the slotted disc (342), a plurality of groups of the chutes (343) are provided, a slider (344) is fitted inside the chute (343), a clamping block (345) is connected on the upper part of the slider (344), the clamping block (345) is connected with the housing (341), the slotted disc (342) is connected with the main lever (31), a worm wheel (346) is provided on the lower part of the slotted disc (342), a worm (347) is fitted, both ends of the worm (347) are connected with the housing (341), one end of the worm (347) is connected with a knob (348), and the knob (348) is provided outside the housing (341).

4. A projector mount as claimed in claim 2, wherein the limit means (32) is a limit lever, both ends of which are connected to the main lever (31), and the limit lever is provided with two sets.

5. A projector mount as claimed in claim 4, wherein the extension bar (33) is provided with grooves on both sides, the grooves cooperating with the stop bar.

6. A projector mount as claimed in claim 2, wherein the angle adjusting means (2) comprises a rotation adjusting mechanism (21), the rotation adjusting mechanism (21) comprises a damping rotation shaft (211), a support housing (212) is provided outside the damping rotation shaft (211), one end of the support housing (212) is connected to the top of the extension rod (33), the other end of the support housing (212) is connected to an auxiliary plate (22), and the auxiliary plate (22) is connected to the placement frame (1).

7. A projector mount as claimed in claim 6, wherein the auxiliary plate (22) is provided with a tilt adjusting device (23) at an upper portion thereof, the tilt adjusting device (23) comprises a support frame (231), a fine adjustment screw (232) and a guide rod (235) are provided inside the support frame (231), a screw nut is fitted to an upper portion of the fine adjustment screw (232), a lifting plate (233) is connected to an upper portion of the screw nut, both ends of the lifting plate (233) are connected to the guide rod (235), an upper portion of the lifting plate (233) is connected to the placement frame (1), a hand wheel (234) is provided at a lower portion of the fine adjustment screw (232), and the hand wheel (234) is connected to the support frame (231).

8. A projector mount as claimed in claim 7, wherein said tilt adjusting means (23) is provided with four groups, said four groups of tilt adjusting means (23) being located near four corners of the auxiliary plate (22).

9. A projector mount as claimed in claim 7, wherein the mount (1) comprises a base plate (11), the base plate (11) is fitted with the lift plate (233), side plates (12) are provided on an upper portion of the base plate (11), two sets of side plates (12) are provided, rubber pads (13) are provided on an upper portion of the base plate (11), and the rubber pads (13) are provided in plural sets.

10. A projector mount as claimed in claim 1, wherein an auxiliary support plate (41) is provided on one side of the leg (4), the auxiliary support plate (41) being connected to the lifting lever (3) via a rotation shaft.