CN212672847U

CN212672847U - Portable lifting support of projecting apparatus

Info

Publication number: CN212672847U
Application number: CN202020750112.XU
Authority: CN
Inventors: 谢岸江
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-09
Filing date: 2020-05-09
Publication date: 2021-03-09
Anticipated expiration: 2030-05-09

Abstract

The utility model discloses a portable lifting support of projecting apparatus, including first backup pad, the equal fixedly connected with bracing piece in four corners at first backup pad top, the inner chamber of bracing piece is provided with the lifter, the lift hole has all been seted up to the both sides of lifter, the surface of bracing piece is run through and is provided with first threaded rod, and bracing piece, lift hole and lifter are run through in proper order to horizontal one side that two first threaded rods are relative. The utility model discloses a set up first threaded rod, lifter, swash plate, second limiting plate, projector shell, bracing piece, rubber pad, second threaded rod, thread bush, draw-in groove pole, slider, take-up housing, spacing hole, first connecting plate, spring, second backup pad and lift hole cooperation and use, solved current projector support and did not possess the function that changes input angle modulation usually in the use, had certain restrictive nature, reduced the problem of projection support application range.

Description

Portable lifting support of projecting apparatus

Technical Field

The utility model relates to a projecting apparatus technical field specifically is a portable lifting support of projecting apparatus.

Background

A projector, also called a projector, is a device that can project 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.

In the use of projecting apparatus, the user often need use the projecting apparatus support to place the projecting apparatus, and current projecting apparatus support does not have the function that changes the angle modulation of input usually in the use, has certain restrictive, has reduced projecting apparatus's application range.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable lifting support of projecting apparatus possesses the advantage of puting in the angle modulation, has solved current projecting apparatus support and has not possessed the function that changes the angle modulation usually in the use, has certain restrictive, has reduced the problem of projecting support application range.

In order to achieve the above object, the utility model provides a following technical scheme: a portable lifting support of projecting apparatus, includes first backup pad the equal fixedly connected with bracing piece in four corners at first backup pad top, the inner chamber of bracing pieceIs provided withThe lifting rod is provided with a lifting rod, the bottom of the lifting rod is fixedly connected with a first limiting plate, lifting holes are formed in two sides of the lifting rod, a first threaded rod penetrates through the surface of the supporting rod, one side of the supporting rod opposite to two transverse first threaded rods sequentially penetrates through the supporting rod, the lifting holes and the lifting rod, a threaded sleeve penetrates through the center of the top of the first supporting plate, an inner cavity of the threaded sleeve is in threaded connection with a second threaded rod, the bottom of the second threaded rod penetrates through the bottom of the threaded sleeve, a first handle is fixedly arranged on each of two sides of the bottom of the second threaded rod, a rubber pad is fixedly connected with the bottom of the surface of the second threaded rod through a bearing, a projector shell is fixedly connected with the top of the lifting rod, an inclined plate is fixedly connected with the bottom of an inner cavity of the projector shell, a limiting hole is formed in the center of the top, the inclined plate topThe left side of portion is provided with the second backup pad, the equal fixedly connected with slider in both sides around the second backup pad bottom, the inner chamber to the slider groove is run through to the bottom of slider, the first connecting plate of the left top fixedly connected with of second backup pad, the bottom of first connecting plate is connected with the spring, the bottom fixedly connected with draw-in groove pole of spring, the bottom of draw-in groove pole extends to the inner chamber in spacing hole, there is the projecting apparatus on the right side at projecting apparatus shell top through pivot swing joint.

Preferably, the four corners of the bottom of the first supporting plate are fixedly connected with universal wheels, and the surfaces of the universal wheels are fixedly connected with brake pads.

Preferably, the portable lifting support of projecting apparatus which characterized in that: the left top fixedly connected with second handle of draw-in groove pole, the quantity in spacing hole and lift hole is a plurality of.

Preferably, the slider is rectangular, the surface of the slider is connected with the inner wall of the slider groove in a sliding mode, and a third handle is fixedly mounted on the left side of the top of the projector.

Preferably, the surface of lifter is equipped with the scale mark, the left top fixed mounting of projecting apparatus shell inner chamber has the second limiting plate.

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

1. the utility model discloses a set up first threaded rod, lifter, swash plate, second limiting plate, projector shell, bracing piece, rubber pad, second threaded rod, thread bush, draw-in groove pole, slider, take-up housing, spacing hole, first connecting plate, spring, second backup pad and lift hole cooperation and use, solved current projector support and did not possess the function that changes input angle modulation usually in the use, had certain restrictive nature, reduced the problem of projection support application range.

2. The utility model discloses a set up the third handle, can be light rotate the projecting apparatus, through setting up the second limiting plate, can the level place the projecting apparatus, through setting up the brake block, can increase the frictional force with the universal wheel, through setting up the scale mark, can conveniently stretch the lifter to suitable height, use through setting up take-up housing groove and slider cooperation, the second backup pad that can be convenient for is stable to slide, through setting up first limiting plate, can prevent that the lifter from breaking away from, through setting up the first in command, can be convenient for screw out or screw in second threaded rod.

Drawings

FIG. 1 is a schematic view of the structure of the present invention

FIG. 2 is a right side view of the second supporting plate structure of the present invention

FIG. 3 is a top view of the swash plate structure of the present invention

Fig. 4 is an enlarged view of a in fig. 1 according to the present invention.

In the figure: the device comprises a first supporting plate 1, a first threaded rod 2, a lifting rod 3, an inclined plate 4, a projector 5, a second limiting plate 6, a projector shell 7, scale marks 8, a first limiting plate 9, a supporting rod 10, a first handle 11, a rubber pad 12, a second threaded rod 13, a threaded sleeve 14, a clamping groove rod 15, a sliding block 16, a sliding block groove 17, a limiting hole 18, a first connecting plate 19, a spring 20, a second handle 21, a second supporting plate 22 and a lifting hole 23.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", 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 simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The components such as … in the present invention are all universal standard components or components known to those skilled in the art, and the structure and principle thereof can be known by technical manuals or by conventional experimental methods.

Referring to fig. 1-4, a movable lifting support for a projector comprises a first supporting plate 1, universal wheels are fixedly connected to four corners of the bottom of the first supporting plate 1, brake pads are fixedly connected to the surface of the universal wheels, friction force with the universal wheels can be increased by arranging the brake pads, supporting rods 10 are fixedly connected to four corners of the top of the first supporting plate 1, lifting rods 3 are arranged in inner cavities of the supporting rods 10, scale marks 8 are arranged on the surfaces of the lifting rods 3, the lifting rods 3 can be conveniently stretched to a proper height by arranging the scale marks 8, first limiting plates 9 are fixedly connected to the bottom of the lifting rods 3, the lifting rods 3 can be prevented from being separated by arranging the first limiting plates 9, lifting holes 23 are formed in two sides of the lifting rods 3, first threaded rods 2 are arranged on the surfaces of the supporting rods 10 in a penetrating manner, and supporting rods 10 are sequentially arranged on the opposite sides of the two transverse first threaded rods, The lifting device comprises lifting holes 23 and lifting rods 3, wherein a threaded sleeve 14 is installed at the center of the top of a first supporting plate 1 in a penetrating manner, an inner cavity of the threaded sleeve 14 is in threaded connection with a second threaded rod 13, the bottom of the second threaded rod 13 penetrates to the bottom of the threaded sleeve 14, first handles 11 are fixedly installed on two sides of the bottom of the second threaded rod 13, the second threaded rod 13 can be conveniently screwed out or screwed in by arranging the first handles 11, a rubber pad 12 is fixedly connected to the bottom of the surface of the second threaded rod 13 through a bearing, a projector shell 7 is fixedly connected to the top of the lifting rods 3, a second limiting plate 6 is fixedly installed at the top of the left side of the inner cavity of the projector shell 7, an inclined plate 4 is fixedly connected to the bottom of the inner cavity of the projector shell 7, a limiting hole 18 is formed at the center of the top of the inclined plate 4, the limiting holes 18, the left side of the top of the inclined plate 4 is provided with a second supporting plate 22, the front side and the rear side of the bottom of the second supporting plate 22 are fixedly connected with a sliding block 16, the sliding block 16 is rectangular, the surface of the sliding block 16 is in sliding connection with the inner wall of a sliding block groove 17, the sliding block groove 17 and the sliding block 16 are arranged to be matched for use, the second supporting plate 22 can conveniently and stably slide, the bottom of the sliding block 16 penetrates through the inner cavity of the sliding block groove 17, the left top of the second supporting plate 22 is fixedly connected with a first connecting plate 19, the bottom of the first connecting plate 19 is connected with a spring 20, the bottom of the spring 20 is fixedly connected with a clamping groove rod 15, the left top of the clamping groove rod 15 is fixedly connected with a second handle 21, the bottom of the clamping groove rod 15 extends to the inner cavity of a limiting hole 18, the right side of the top of the projector shell 7 is movably, can be light rotate projecting apparatus 5, through setting up second limiting plate 6, can the level place projecting apparatus 5, through setting up first threaded rod 2, lifter 3, swash plate 4, second limiting plate 6, projecting apparatus shell 7, bracing piece 10, rubber pad 12, second threaded rod 13, thread bush 14, draw-in groove pole 15, slider 16, slider groove 17, spacing hole 18, first connecting plate 19, spring 20, second backup pad 22 and lift hole 23 cooperation are used, it does not possess the function that the angle was put in the change usually to have solved current projecting apparatus support in the use, there is certain restriction, the problem of projecting apparatus application range has been reduced.

When the projector 5 is required to be adjusted in angle, a user rotates the projector 5 through the third handle, drives the slot clamping rod 15 to move upwards through the second handle 21, so that the spring 20 is compressed until the slot clamping rod 15 is separated from the limiting hole 18, and can push the second support plate 22 to drive the sliding block 16 to slide in the sliding block slot 17 and move to a proper position to support the projector 5, so that the projection angle of the projector 5 is proper, at this time, the clamping groove rod 15 is inserted into the limiting hole 18 for limiting, and the angle of the projector is adjusted.

In summary, the following steps: this portable lifting support of projecting apparatus, through first threaded rod 2, lifter 3, swash plate 4, second limiting plate 6, projecting apparatus shell 7, bracing piece 10, rubber pad 12, second threaded rod 13, thread bush 14, draw-in groove pole 15, slider 16, slider groove 17, spacing hole 18, first connecting plate 19, spring 20, second backup pad 22 and lift hole 23 cooperation are used, the function that current projecting apparatus support does not possess the change generally in the use and puts in angle modulation has certain restrictive, the problem of projecting support application range has been reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a portable lifting support of projecting apparatus, includes first backup pad (1), its characterized in that: the four corners at the top of the first supporting plate (1) are fixedly connected with supporting rods (10), an inner cavity of each supporting rod (10) is provided with a lifting rod (3), the bottom of each lifting rod (3) is fixedly connected with a first limiting plate (9), lifting holes (23) are formed in two sides of each lifting rod (3), a first threaded rod (2) penetrates through the surface of each supporting rod (10), one side, opposite to the two transverse first threaded rods (2), of each supporting rod (10), each lifting hole (23) and each lifting rod (3) sequentially penetrate through the corresponding supporting rod (10), a threaded sleeve (14) penetrates through the center of the top of the first supporting plate (1), a second threaded rod (13) is connected to the inner cavity of each threaded sleeve (14), the bottom of each second threaded rod (13) penetrates through the bottom of each threaded sleeve (14), and first handles (11) are fixedly mounted on two sides of the bottom of each second threaded rod (13), the bottom of the surface of the second threaded rod (13) is fixedly connected with a rubber pad (12) through a bearing, the top of the lifting rod (3) is fixedly connected with a projector shell (7), the bottom of the inner cavity of the projector shell (7) is fixedly connected with an inclined plate (4), a limiting hole (18) is formed in the center of the top of the inclined plate (4), slide block grooves (17) are formed in the front side and the rear side of the top of the inclined plate (4), a second supporting plate (22) is arranged on the left side of the top of the inclined plate (4), slide blocks (16) are fixedly connected to the front side and the rear side of the bottom of the second supporting plate (22), the bottom of each slide block (16) penetrates through the inner cavity of each slide block groove (17), a first connecting plate (19) is fixedly connected to the top of the left side of the second supporting plate (22), a spring (20) is connected to the bottom of the first connecting plate, the bottom of draw-in groove pole (15) extends to the inner chamber in spacing hole (18), the right side at projector shell (7) top has projecting apparatus (5) through pivot swing joint.

2. The movable lifting bracket for a projector according to claim 1, wherein: the four corners of the bottom of the first supporting plate (1) are fixedly connected with universal wheels, and the surfaces of the universal wheels are fixedly connected with brake pads.

3. The movable lifting bracket for a projector according to claim 1, wherein: the top on the left side of the clamping groove rod (15) is fixedly connected with a second handle (21), and the number of the limiting holes (18) and the number of the lifting holes (23) are respectively a plurality.

4. The movable lifting bracket for a projector according to claim 1, wherein: the shape of slider (16) is the rectangle, the surface of slider (16) and the inner wall sliding connection of slider groove (17), the left side fixed mounting at projecting apparatus (5) top has the third handle.

5. The movable lifting bracket for a projector according to claim 1, wherein: the surface of lifter (3) is equipped with scale mark (8), the left top fixed mounting in projecting apparatus shell (7) inner chamber has second limiting plate (6).