CN211176092U

CN211176092U - Adjustable projector support

Info

Publication number: CN211176092U
Application number: CN201922374284.1U
Authority: CN
Inventors: 杨倩宇; 张君言
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-08-04
Anticipated expiration: 2029-12-25

Abstract

The utility model discloses an adjustable projector bracket, which comprises a base, wherein an electric cylinder is arranged above the base, the top of the electric cylinder is connected with an angle adjusting mechanism, the adjustable projector bracket comprises a supporting plate connected with the electric cylinder, through holes are arranged at two ends of the supporting plate, and a rack is arranged in the through holes in a sliding way; the side wall of the supporting plate is provided with an insertion hole, the insertion hole is communicated with the through hole, a wedge-shaped stop block is arranged in the insertion hole in a sliding mode, one end of the stop block is meshed with the rack, the other end of the stop block extends out of the insertion hole and is connected with a handle, the stop block is sleeved with a spring, one end of the spring is connected with the handle, and the other end of the; the top of the rack is hinged with a placing box for placing the projector. The utility model is provided with the electric cylinder, which is convenient for adjusting the projection height of the projector; the rack and the stop block are arranged, the racks on the two sides are used for adjusting different heights, deflection of the angle of the storage box is achieved, adjustment of a projection angle is achieved, the stop block is meshed with the rack, fixing of the rack is achieved, and operation is simple.

Description

Adjustable projector support

Technical Field

The utility model relates to a projecting apparatus technical field, concretely relates to adjustable projecting apparatus support.

Background

Along with the teaching mode constantly develops, the projecting apparatus more and more obtains the teacher and favours, wherein more projecting apparatus uses in the teaching, the projecting apparatus becomes important novel multimedia teaching equipment, current projecting apparatus is placed and is divided into two kinds, one kind is to use the stores pylon to hang on the classroom roof, the unable removal of this kind of design projecting apparatus, can only be applicable to the classroom of specific installation, unable removal activity is taken away, long-time the use causes the deposition easily, the short circuit phenomenon appears in the inner member, another kind is put the formula, place the projecting apparatus on the desk, the unmovable problem of projecting apparatus has been solved to this kind of mode, and is convenient to use, but has following problem: because the desk is fixed, when the projection height or angle needs to be adjusted, the projection height or angle is usually adjusted in a book padding mode, and the mode is time-consuming, labor-consuming and inconvenient to adjust.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, an adjustable projector support is provided.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides an adjustable projector support, the on-line screen storage device comprises a base, the base top is equipped with the electric jar, the electricity jar top is connected with angle adjusting mechanism, its characterized in that, angle adjusting mechanism includes the backup pad that links to each other with the electric jar, the through-hole has all been seted up at backup pad both ends, the through-hole slides and is equipped with the rack; the side wall of the supporting plate is also provided with an insertion hole, the insertion hole is communicated with the through hole, a wedge-shaped stop block used for limiting the sliding of the rack is arranged in the insertion hole in a sliding manner, one end of the stop block is meshed with the rack, one end of the stop block extends out of the insertion hole and is connected with a handle, the stop block is sleeved with a spring, one end of the spring is connected with the handle, and the other end of the spring is connected to the side wall of the supporting; the top of the rack is hinged with a placing box for placing the projector.

Preferably, wheels are arranged below the base.

Preferably, a dust cover is arranged on the base, and the electric cylinder is arranged in the dust cover.

Preferably, the top of the dust cover is hinged with a top cover.

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

1. the utility model is provided with the electric cylinder, which is convenient for adjusting the projection height of the projector; the rack and the stop block are arranged, the racks on the two sides are used for adjusting different elevations, the deflection of the angle of the placing box is realized, the adjustment of the projection angle is further realized, the stop block is meshed with the rack, the fixation of the rack is realized, and the device is simple to operate, reliable and practical;

2. by arranging the dust cover, when the projector is not used, the electric cylinder can be contracted to drive the projector to enter the dust cover, and the top cover is covered at the top end of the dust cover, so that the dust cover can effectively prevent dust and prolong the service life of equipment;

3. through setting up the wheel, be convenient for remove to it is more convenient to make this device use.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is an enlarged schematic view of the angle adjusting mechanism.

Fig. 3 is a structural diagram illustrating a projection angle adjustment state.

Fig. 4 is a schematic structural diagram of the second embodiment of the present invention.

Fig. 5 is a perspective view of the placing case.

Description of reference numerals:

1, a base; 2, wheels; 3, an electric cylinder; 4, an angle adjusting mechanism; 5 a projector; 6, a top cover; 7, pushing hands; 8, a dust cover;

41 a support plate; 411 a through hole; 412 a jack; 42 rack gear; 43 a stop block; a 44 spring; 45 a handle;

46 placing the box; 461 recessed portion.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

Example one

As shown in fig. 1-3, the adjustable projector support provided by this embodiment includes a base 1, an electric cylinder 3 is disposed above the base 1, an angle adjusting mechanism 4 is connected to the top of the electric cylinder 3, the angle adjusting mechanism 4 includes a support plate 41 connected to the electric cylinder 3, the support plate 41 is a rectangular parallelepiped, through holes 411 are disposed at two ends of the support plate 41, a rack 42 is slidably disposed in the through hole 411, the rack 42 can slide up and down along the through hole 411, and a placement box 46 for placing a projector 5 is hinged to the top of the rack 42.

Jack 412 has still been seted up on the backup pad 41 lateral wall, and jack 412 is linked together with through-hole 411, and it is the gliding wedge-shaped dog 43 that is used for restricting rack 42 to slide in jack 412, and dog 43 one end meshes with rack 42 mutually, and the dog 43 other end stretches out jack 412 and is connected with handle 45, and the cover is equipped with spring 44 on the dog 43, and spring 44's one end links to each other with handle 45, and the other end is connected on the backup pad 41 lateral wall.

The specific using process is as follows:

when the height-adjustable projection device is used, the height of the projector 5 is adjusted by using the electric cylinder 3, so that the projection height is conveniently adjusted; when the angle needs to be adjusted, the handle 45 on one side is pulled firstly, the handle 45 drives the stop block 43 to move in the direction away from the rack 42, the stop block 43 is separated from the rack 42, and the spring 44 is compressed; the rack 42 is slid up and down to enable the rack 42 to be at a proper height, the handle 45 is loosened, the stop block 43 is meshed with the rack 42 under the elastic force of the spring 44, so that the limiting is realized, the fixing of the rack 42 at the height is completed, the height adjusting principle of the rack 42 at the other side is as above, the repeated description is omitted, and the placing box 46 can be deflected by adjusting the heights of the racks 42 at two sides, so that the adjustment of the projection angle is realized, and the projection angle is simple and easy to implement.

Example two

As shown in fig. 4, on the basis of the first embodiment, wheels 2 are arranged below the base 1 for moving.

EXAMPLE III

With reference to fig. 4, on the basis of the second embodiment, a dust cover 8 is arranged above the base 1, the electric cylinder 3 is arranged in the dust cover 8, and a top cover 6 is hinged to the top of the dust cover 8, so that when the projector 5 is not used, the electric cylinder 3 can be retracted to drive the projector 5 to enter the dust cover 8, and the top cover 6 is covered on the top end of the dust cover 8, so that dust can be effectively prevented, and the service life of the equipment can be prolonged; when the projector is used, the top cover 6 is opened, the projector is lifted by the electric cylinder 3, and the projector is moved out of the dustproof cover 8.

Example four

As shown in fig. 5, on the basis of the first embodiment, a recess 461 is further disposed on the side of the placing box 56 to prevent the lens of the projector 5 from being blocked and affecting the projection effect.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. An adjustable projector support comprises a base (1), wherein an electric cylinder (3) is arranged above the base (1), and the top of the electric cylinder (3) is connected with an angle adjusting mechanism, and is characterized in that the angle adjusting mechanism comprises a supporting plate (41) connected with the electric cylinder (3), through holes (411) are formed in two ends of the supporting plate (41), and racks (42) are arranged in the through holes (411) in a sliding manner; the side wall of the supporting plate (41) is further provided with an insertion hole (412), the insertion hole (412) is communicated with the through hole (411), a wedge-shaped stop block (43) used for limiting the sliding of the rack (42) is arranged in the insertion hole (412) in a sliding mode, one end of the stop block (43) is meshed with the rack (42), one end of the stop block (43) extends out of the insertion hole (412) and is connected with a handle (45), the stop block (43) is sleeved with a spring (44), one end of the spring (44) is connected with the handle (45), and the other end of the spring (44) is connected to the side wall of the supporting plate (; the top of the rack (42) is hinged with a placing box (46) for placing the projector (5).

2. The adjustable projector mount according to claim 1, wherein wheels (2) are provided under the base (1).

3. The adjustable projector mount according to claim 1, wherein the base (1) is provided with a dust cover (8), and the electric cylinder (3) is disposed in the dust cover (8).

4. The adjustable projector support according to claim 3, wherein a top cover (6) is hinged to the top of the dust cover (8).