CN212960706U

CN212960706U - Business education touch-control type high-definition projector

Info

Publication number: CN212960706U
Application number: CN202021633819.9U
Authority: CN
Inventors: 李建江
Original assignee: Shenzhen Weishengte Electronic Co ltd
Current assignee: Shenzhen Weishengte Electronic Co ltd
Priority date: 2020-08-08
Filing date: 2020-08-08
Publication date: 2021-04-13
Anticipated expiration: 2030-08-08

Abstract

The utility model discloses a business education touch-control formula high definition projecting apparatus, the on-line screen storage device comprises a base, the upper end rear portion fixed welding of base has the backup pad, the fixed welding in rear end of backup pad has handle and fixed the support, and fixed the support is located the top of handle, the fixed welding in upper end of fixed support has actuating mechanism, the fixed welding in upper end of backup pad has the protective housing, and actuating mechanism's upper portion is located the protective housing, the anterior equal fixed welding in both ends of protective housing has the fixed block, the equal fixed welding of lower extreme of fixed block has the gag lever post, the equal fixed mounting in upper end of base of lower extreme of gag lever post, common swing joint has moving mechanism between actuating mechanism and two gag lever posts, moving mechanism's upper end fixed mounting has the projecting apparatus main part, the front end demountable installation of fixed block has. The utility model discloses a business education touch-control formula high definition projecting apparatus, novel structure, the flexibility is strong, and is reliable and stable, is convenient for adjust, and has dustproof effect, long service life.

Description

Business education touch-control type high-definition projector

Technical Field

The utility model relates to a projecting apparatus technical field, in particular to business education touch-control formula high definition projecting apparatus.

Background

The projector is an optical instrument which utilizes an optical element to amplify the outline of a workpiece and projects the workpiece onto a shadow screen, can be used for measuring the outline by using transmitted light and measuring the surface shape of a non-through hole and observing the surface of the part by using reflected light, is particularly suitable for measuring complex outlines and small workpieces, is also called as a projector, is equipment which 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 and the like through different interfaces to play corresponding video signals.

Education training such as present electricity merchant also often uses the projecting apparatus to carry out large-scale teaching lecture seat, and the use of projecting apparatus is also very general, but present projecting apparatus direct fixed mounting is in the furred ceiling below at classroom top, can't remove at will according to the in-service use demand, and it is inconvenient to use, and exposes for a long time and places in the external world, often can the grey influence use that gathers, so, we have proposed a business teaching touch-control formula high definition projecting apparatus.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a business education touch-control high definition projector, which can effectively solve the problems of the background art.

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

a business education touch high-definition projector comprises a base, a supporting plate is fixedly welded at the rear part of the upper end of the base, a handle and a fixing support are fixedly welded at the rear end of the supporting plate, the fixed support is positioned above the handle, the upper end of the fixed support is fixedly welded with a driving mechanism, the upper end of the supporting plate is fixedly welded with a protective box, the upper part of the driving mechanism is positioned in the protective box, the front parts of the two ends of the protective box are fixedly welded with fixed blocks, the lower ends of the fixed blocks are fixedly welded with limit rods, the lower ends of the limit rods are fixedly arranged at the upper end of the base, a moving mechanism is movably connected between the driving mechanism and the two limiting rods, the upper end of the moving mechanism is fixedly provided with a projector main body, the front end demountable installation of fixed block has the dust cover, the equal swing joint in lower extreme four corners of base has the auto-lock wheel.

Preferably, actuating mechanism includes positive and negative motor and follows the driving wheel, positive and negative motor's lower extreme fixed connection is in the fixed upper end that holds in the palm, positive and negative motor's output fixedly connected with action wheel, the lower box wall fixedly connected with bull stick of protective housing is run through to the upper end of bull stick, be located protective housing and middle part fixedly connected with threaded rod from the driving wheel, the lower extreme of threaded rod runs through the lower box wall of protective housing and passes through the upper end swing joint of bearing and base, the action wheel is connected with the conveyer belt with the transmission from between the driving wheel.

Preferably, the moving mechanism is including placing the support, the fixed welding of rear end of placing the support has the driving plate, threaded hole and two spacing holes are opened to the upper end of driving plate, and the threaded hole is located between two spacing holes, the fixed welding of rear end of driving plate has the slider, the upper end of placing the support is opened there is the standing groove.

Preferably, the front end of the base is provided with a sliding chute which is of a T-shaped structure, and the size of the cross section of the rear part of the sliding chute is larger than that of the cross section of the front part of the sliding chute.

Preferably, the position of the limiting hole corresponds to that of the limiting rod, the limiting hole is matched with the limiting rod in structure, the threaded hole is in threaded connection with the threaded rod, the limiting hole is in sliding connection with the limiting rod, and the sliding block is in sliding connection in the sliding groove.

Preferably, the size of the placement groove is matched with the size of the projector main body, the lower part of the projector main body is clamped in the placement groove, and the size of the cross section of the upper end of the projector main body is smaller than that of the inner cross section of the lower end of the dust cover.

Compared with the prior art, the utility model discloses following beneficial effect has:

the projector main body can be moved to a proper position by arranging the handle and the self-locking wheel, is convenient to move and high in flexibility, can realize height adjustment of the projector main body by being connected with a threaded rod through a threaded hole and a threaded rod in a threaded manner, is connected in the chute through the sliding block in a sliding manner, improves the stability of the projector main body in the moving process, avoids large-amplitude shaking and improves the projection effect;

two, the utility model discloses in, through with dust cover demountable installation at the front end of guard box, be convenient for take off the washing, the simple operation, and can accomodate the projector main part to the dust cover when not using in, avoid directly exposing the damage that falls into a large amount of dusts and lead to in the external world, prolong the life of projector main part.

Drawings

Fig. 1 is a schematic view of an overall structure of a commercial teaching touch high definition projector according to the present invention;

fig. 2 is a schematic view of an overall structure of a commercial teaching touch high definition projector according to the present invention;

fig. 3 is a schematic view of an internal structure of a protective box of the commercial teaching touch high definition projector according to the present invention;

fig. 4 is the utility model relates to a moving mechanism's of business education touch-control formula high definition projector schematic structure.

In the figure: 1. a base; 2. a support plate; 3. a handle; 4. fixing the support; 5. a drive mechanism; 6. a protective box; 7. a fixed block; 8. a limiting rod; 9. a moving mechanism; 10. a projector main body; 11. a dust cover; 12. a self-locking wheel; 13. a chute; 51. a positive and negative motor; 52. a rotating rod; 53. a driving wheel; 54. a driven wheel; 55. a threaded rod; 56. a conveyor belt; 91. placing a support; 92. a drive plate; 93. a threaded hole; 94. a limiting hole; 95. a slider; 96. and (6) placing the groove.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

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 which the reference is made 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," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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.

As shown in fig. 1-4, a business education touch high definition projector comprises a base 1, a support plate 2 is fixedly welded at the rear part of the upper end of the base 1, a handle 3 and a fixing holder 4 are fixedly welded at the rear end of the support plate 2, the fixing holder 4 is positioned above the handle 3, a driving mechanism 5 is fixedly welded at the upper end of the fixing holder 4, a protection box 6 is fixedly welded at the upper end of the support plate 2, the upper part of the driving mechanism 5 is positioned in the protection box 6, fixing blocks 7 are fixedly welded at the front parts of two ends of the protection box 6, limit rods 8 are fixedly welded at the lower ends of the fixing blocks 7, the lower ends of the limit rods 8 are fixedly installed at the upper end of the base 1, a moving mechanism 9 is movably connected between the driving mechanism 5 and the two limit rods 8, a projector main body 10 is fixedly installed at the upper end of the moving mechanism, four corners of the lower end of the base 1 are movably connected with self-locking wheels 12.

The driving mechanism 5 comprises a positive and negative motor 51 and a driven wheel 54, the lower end of the positive and negative motor 51 is fixedly connected to the upper end of the fixing support 4, the output end of the positive and negative motor 51 is fixedly connected with a rotating rod 52, the upper end of the rotating rod 52 penetrates through the lower box wall of the protection box 6 and is fixedly connected with a driving wheel 53, the junction of the rotating rod 52 and the lower box wall of the protection box 6 is movably connected through a bearing, the driven wheel 54 is positioned in the protection box 6, the middle part of the driven wheel 54 is fixedly connected with a threaded rod 55, the lower end of the threaded rod 55 penetrates through the lower box wall of the protection box 6 and is movably connected with the upper end of the base 1 through the bearing, the threaded rod 55 is rotatably connected with the lower box wall of the protection box; the moving mechanism 9 comprises a placing support 91, a transmission plate 92 is fixedly welded at the rear end of the placing support 91, a threaded hole 93 and two limiting holes 94 are formed in the upper end of the transmission plate 92, the threaded hole 93 is located between the two limiting holes 94, a sliding block 95 is fixedly welded at the rear end of the transmission plate 92, and a placing groove 96 is formed in the upper end of the placing support 91; the front end of the base 1 is provided with a sliding chute 13, the sliding chute 13 is of a T-shaped structure, the size of the rear cross section of the sliding chute 13 is larger than that of the front cross section, the sliding block 95 is limited, and the shaking amplitude of the transmission plate 92 in the up-and-down sliding process is reduced; the position of the limiting hole 94 corresponds to that of the limiting rod 8, the structure of the limiting hole is matched with that of the limiting rod 8, the limiting hole 93 plays a limiting role, the threaded hole 55 is in threaded connection with the threaded rod 93, the limiting hole 94 is in sliding connection with the limiting rod 8, the threaded rod 55 is in threaded connection with the threaded hole 93, the transmission plate 92 is driven to move up and down, therefore, height adjustment is achieved, and the sliding block 95 is in sliding connection with the sliding groove; size and the size looks adaptation of projecting apparatus main part 10 of standing groove 96, the lower part joint of projecting apparatus main part 10 is in standing groove 96, and the upper end cross sectional dimension of projecting apparatus main part 10 is less than the inside cross sectional dimension of lower extreme of dust cover 11, is convenient for accomodate projecting apparatus main part 10 to dust cover 11 in, plays dustproof effect to projecting apparatus main part 10.

It should be noted that, the utility model relates to a business education touch-control type high definition projector, in the using process of the projector main body 10, the whole projector can be moved to a proper position through the handle 3, the flexibility is strong, the movement is convenient, the positive and negative motor 51 is opened at the moment, the rotating rod 52 is driven through the positive and negative motor 51 to rotate the driving wheel 53, the driven wheel 54 is driven to rotate through the conveyor belt 56, the threaded rod 55 rotates to be connected with the threaded hole 93 by screw thread, the driving plate 92 slides downwards on the limiting rod 8, the sliding block 95 is connected in the sliding groove 13 in a sliding way, the stability in the sliding process is improved, the large amplitude shaking is avoided, the projection effect of the projector main body 10 is improved, the positive and negative motor 51 can be closed when the projector main body 10 descends to a proper position, after the projector main body 10 is used, the rotating rod 52 can be driven by the positive and negative motor 51, until placing the lower extreme contact of the upper end of holding in the palm 91 and dust cover 11, accomodate projecting apparatus main part 10 to the dust cover 11 in, avoid directly exposing the damage that falls into a large amount of dusts and lead to in the external world, prolong projecting apparatus main part 10's life, and through dust cover 11 and guard box 6 demountable installation, be convenient for take off the washing, the simple operation, this projecting apparatus novel structure, be convenient for remove, the flexibility is strong, and is reliable and stable, be convenient for adjust, and have dustproof effect, long service life.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a business education touch-control formula high definition projecting apparatus, includes base (1), its characterized in that: the rear part of the upper end of the base (1) is fixedly welded with a supporting plate (2), the rear end of the supporting plate (2) is fixedly welded with a handle (3) and a fixing support (4), the fixing support (4) is positioned above the handle (3), the upper end of the fixing support (4) is fixedly welded with a driving mechanism (5), the upper end of the supporting plate (2) is fixedly welded with a protective box (6), the upper part of the driving mechanism (5) is positioned in the protective box (6), the front parts of the two ends of the protective box (6) are fixedly welded with fixed blocks (7), the lower ends of the fixed blocks (7) are fixedly welded with limit rods (8), the lower ends of the limit rods (8) are fixedly installed at the upper end of the base (1), a moving mechanism (9) is movably connected between the driving mechanism (5) and the two limit rods (8) together, and the upper end of the moving mechanism (9) is fixedly installed with a projector main, the front end demountable installation of fixed block (7) has dust cover (11), the equal swing joint in lower extreme four corners of base (1) has auto-lock wheel (12).

2. The commercial education touch-control high-definition projector according to claim 1, characterized in that: actuating mechanism (5) are including positive and negative motor (51) and follow driving wheel (54), the lower extreme fixed connection of positive and negative motor (51) is in the fixed upper end that holds in the palm (4), output fixedly connected with bull stick (52) of positive and negative motor (51), the lower wall fixedly connected with action wheel (53) of guard box (6) are run through to the upper end of bull stick (52), follow driving wheel (54) and be located guard box (6) and middle part fixedly connected with threaded rod (55), the lower extreme of threaded rod (55) runs through the lower tank wall of guard box (6) and through the upper end swing joint of bearing and base (1), the transmission is connected with conveyer belt (56) between action wheel (53) and follow driving wheel (54).

3. The commercial education touch-control high-definition projector according to claim 1, characterized in that: moving mechanism (9) are including placing support (91), the fixed welding of the rear end of placing support (91) has driving plate (92), open threaded hole (93) and two spacing holes (94) in the upper end of driving plate (92), and threaded hole (93) are located between two spacing holes (94), the fixed welding of the rear end of driving plate (92) has slider (95), open the upper end of placing support (91) has standing groove (96).

4. The commercial education touch-control high-definition projector according to claim 1, characterized in that: the front end of the base (1) is provided with a sliding groove (13), the sliding groove (13) is of a T-shaped structure, and the size of the cross section of the rear part of the sliding groove (13) is larger than that of the cross section of the front part of the sliding groove.

5. The commercial education touch-control high-definition projector according to claim 3, characterized in that: the limiting hole (94) corresponds to the limiting rod (8) in position and is matched with the limiting rod in structure, the threaded hole (93) is in threaded connection with the threaded rod (55), the limiting hole (94) is in sliding connection with the limiting rod (8), and the sliding block (95) is in sliding connection in the sliding groove (13).

6. The commercial education touch-control high-definition projector according to claim 3, characterized in that: the size of the placement groove (96) is matched with the size of the projector main body (10), the lower portion of the projector main body (10) is clamped in the placement groove (96), and the cross section size of the upper end of the projector main body (10) is smaller than the inner cross section size of the lower end of the dust cover (11).