CN211718795U

CN211718795U - Projection type computer display device

Info

Publication number: CN211718795U
Application number: CN202020687775.1U
Authority: CN
Inventors: 王磊
Original assignee: Hunan Vocational Institute Of Safety Technology (changsha Coal Mine Safety Technology Training Center)
Current assignee: Hunan Vocational Institute Of Safety Technology (changsha Coal Mine Safety Technology Training Center)
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2020-10-20
Anticipated expiration: 2030-04-29

Abstract

The utility model relates to a computer display equipment technical field specifically is a projection computer display device. The utility model discloses a show that cloth holds and gets the box, show that cloth holds and gets the inside of box and be the installation cavity, the inside of installation cavity is equipped with the batching axle and sweeps the ash axle with two of setting in the batching axle below, the batching axle is equipped with an axle mount with the one end of sweeping the ash axle, the epaxial book of batching has the display cloth, sweep the epaxial ash pipe that sweeps of ash, the one end of display cloth is equipped with the bottom stretching rod, the standing groove has been seted up to the upper surface of bottom stretching rod, display cloth connection hole has been seted up to the side of bottom stretching rod, the bottom that the box was held and is got to display cloth has been seted up out the cloth mouth, it is fixed to adopt magnetism absorption, fix display cloth, make display cloth can not rock when using, and to the fixed simple structure of display cloth, and to the easy to assemble, the ash pipe of sweeping of design, sweep the dust on the display cloth, make the dust can not accumulate on.

Description

Projection type computer display device

Technical Field

The utility model relates to a computer display equipment technical field specifically is a projection computer display device.

Background

The computer projector is a projector with an operation system, and is a subdivision of the projector. Because of the advantage of being capable of directly playing most office documents and supporting rich file formats, many service and sales type companies are equipped with computer projectors, which are mainly used for meeting, training staff, exhibiting and explaining products for clients and the like. At present, no device for fixing the curtain exists, when the curtain is used for projection, the device for fixing the curtain can shake to influence viewing, and the curtain can generate dust deposition to make a projected image unclear when being used for a long time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a projection computer display device to solve the device that does not carry out the fixing to the curtain at present that proposes in the above-mentioned background art, when carrying out the projection use to the curtain, do not have fixed curtain, can produce and rock, the influence is watched, the curtain uses for a long time, can produce the deposition, makes the unclear problem of projected image.

In order to achieve the above object, the utility model provides a following technical scheme:

a projection computer display device comprises a display cloth holding box, wherein the display cloth holding box is internally provided with an installation cavity, a cloth rolling shaft and two ash sweeping shafts arranged below the cloth rolling shaft are arranged in the mounting cavity, one end of the cloth rolling shaft and one end of the ash sweeping shaft are provided with shaft fixing frames, display cloth is rolled on the cloth rolling shaft, the ash sweeping shaft is provided with an ash sweeping pipe which comprises a mounting pipe, the mounting pipe is internally provided with a shaft placing hole, a plurality of ash-sweeping columns are connected on the circumferential outer wall of the mounting pipe at equal intervals, ash-sweeping blocks are fixedly connected at the end parts of the ash-sweeping columns far away from the mounting pipe, one end of the display cloth is provided with a bottom stretching rod, the upper surface of the bottom stretching rod is provided with a placing groove, the side surface of the bottom stretching rod is provided with a display cloth connecting hole, and the bottom of the display cloth containing box is provided with a cloth outlet.

Preferably, the display cloth containing box is fixedly connected with a fixed bearing in the inside, and one ends of the cloth rolling shaft and the ash sweeping shaft are arranged in the fixed bearing.

Preferably, the batching gear is installed to the one end of batching axle, every sweep the one end of ash axle and all install and sweep grey gear, the batching gear with sweep and be equipped with drive gear between the grey gear, drive gear's one end is equipped with driving motor, drive gear with batching gear, two sweep grey gear engagement.

Preferably, the outside of driving motor is equipped with the driving motor mount, the driving motor mount includes macroaxis fixed bearing, staff fixed bearing and fixed plate, the fixed plate is fixed connection respectively macroaxis fixed bearing with staff fixed bearing, the installing port has been seted up on the fixed plate, driving motor places in the installing port, macroaxis fixed bearing fixed connection be in the one end of batching axle, staff fixed bearing installs sweep the one end of ash shaft.

Preferably, the display cloth is embedded in the placing groove, a bottom fixing rod is arranged on one side of the bottom stretching rod, magnetic stripes are arranged on the bottom fixing rod and one side of the bottom stretching rod, and a fixing screw hole is formed in one side of the bottom fixing rod.

Preferably, the two ends of the cloth rolling shaft are coaxially connected with cloth blocking discs.

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

1. this projection computer display device, bottom fixed rod adsorb the tensile stick in bottom and will show that cloth is fixed, prevents to show that cloth rocks, influences the viewing effect.

2. This projection computer display device, the ash pipe of sweeping of design sweeps away the dust on the demonstration cloth, prevents to show to accumulate the dust on the cloth, and the video is watched in the influence to sweep grey gear, batching axle, batching gear and two through drive gear drive and sweep the rotation of grey axle, saved the electric energy, when batching and putting down the curtain, sweep the ash to the demonstration cloth simultaneously, improve the practicality.

Drawings

FIG. 1 is a schematic view showing the assembled cross-sectional structure of a cloth containing box of the present invention;

FIG. 2 is a schematic structural view of a bottom stretching rod and a bottom fixing rod of the present invention;

FIG. 3 is a schematic view of the structure of the ash sweeping pipe of the present invention;

fig. 4 is a schematic view of the gear engagement structure of the present invention;

fig. 5 is a schematic structural view of the driving motor fixing frame of the present invention.

In the figure: 1. displaying a cloth containing box; 2. a mounting cavity; 3. a cloth rolling shaft; 4. a dust sweeping shaft; 5. displaying the cloth; 6. a shaft fixing frame; 7. a cloth winding gear; 8. a drive gear; 9. a dust sweeping gear; 10. a drive motor fixing frame; 11. a drive motor; 12. a bottom stretch rod; 13. a bottom fixing bar; 14. ash removal pipes; 15. a large shaft fixed bearing; 16. the small shaft fixes the bearing; 17. a fixing plate; 18. an installation port; 19. installing a pipe; 20. a shaft releasing hole; 21. sweeping the ash column; 22. sweeping ash blocks; 23. a placement groove; 24. a display cloth connection hole; 25. a magnetic strip; 26. fixing the screw hole; 27. a cloth outlet; 28. a cloth blocking disk.

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 understood that the terms "center", "center line", "longitudinal", "lateral", "length", "width", "thickness", "depth", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be taken as limiting the invention, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Example 1

A projection computer display device, in order to solve the problem that there is no device for fixing the curtain at present, when the curtain is used for projection, there is no fixed curtain, which will shake and affect the viewing, the curtain will generate dust deposition and make the projected image unclear when it is used for a long time, as a preferred embodiment, as shown in figure 1, figure 2, figure 3, figure 4 and figure 5, it includes a display cloth holding box 1, the inside of the display cloth holding box 1 is a mounting cavity 2, the inside of the mounting cavity 2 is provided with a winding shaft 3 and two dust-cleaning shafts 4 arranged below the winding shaft 3, one end of the winding shaft 3 and the dust-cleaning shafts 4 is provided with a shaft fixing frame 6, the winding shaft 3 is wound with a display cloth 5, the dust-cleaning shaft 4 is provided with a dust-cleaning pipe 14, the dust-cleaning pipe 14 includes a mounting pipe 19, the inside of the mounting pipe 19 is provided with a shaft hole 20, the circumferential outer wall of the mounting pipe 19 is connected with a plurality of dust-cleaning columns 21 at equal intervals, the ash sweeping column 21 is far away from the end fixedly connected with ash sweeping block 22 of the installation pipe 19, one end of the display cloth 5 is provided with a bottom stretching rod 12, a placing groove 23 is formed in the upper surface of the bottom stretching rod 12, a display cloth connecting hole 24 is formed in the side surface of the bottom stretching rod 12, and a cloth outlet 27 is formed in the bottom of the display cloth containing box 1.

In this example, the inside of the cloth holding box 1 is shown to be fixedly connected with a fixed bearing 29, and one ends of the cloth winding shaft 3 and the dust sweeping shaft 4 are placed inside the fixed bearing 29 for fixing the positions of the cloth winding shaft 3 and the dust sweeping shaft 4.

Furthermore, a cloth rolling gear 7 is installed at one end of the cloth rolling shaft 3, a dust sweeping gear 9 is installed at one end of each dust sweeping shaft 4, a driving gear 8 is arranged between the cloth rolling gear 7 and the dust sweeping gear 9, a driving motor 11 is arranged at one end of the driving gear 8, the driving gear 8 is meshed with the cloth rolling gear 7 and the two dust sweeping gears 9, and therefore when the display cloth 5 moves, the dust sweeping shafts 4 rotate simultaneously to sweep dust on the display cloth 5.

Specifically, the outside of driving motor 11 is equipped with driving motor mount 10, driving motor mount 10 includes macroaxis fixing bearing 15, staff fixing bearing 16 and fixed plate 17, fixed plate 17 is fixed connection macroaxis fixing bearing 15 and staff fixing bearing 16 respectively, installing port 18 has been seted up on the fixed plate 17, driving motor 11 places in installing port 18, macroaxis fixing bearing 15 fixed connection is in the one end of batching axle 3, staff fixing bearing 16 installs the one end at ash sweeping shaft 4, a position for fixing driving motor mount 10, fix driving motor 11's position.

Besides, the display cloth 5 is embedded in the placing groove 23, the bottom fixing rod 13 is arranged on one side of the bottom stretching rod 12, the magnetic strips 25 are arranged on one sides of the bottom fixing rod 13 and the bottom stretching rod 12, and the fixing screw holes 26 are formed in one side of the bottom fixing rod 13 and are adsorbed with each other to be used for flattening the display cloth 5, so that the display surface of the display cloth 5 is flat.

Furthermore, cloth blocking discs 28 are coaxially connected to two ends of the cloth winding shaft 3, the cloth outlet 27 is used for allowing the display cloth 5 to pass through, and the cloth blocking discs 28 limit the position of the display cloth 5, so that the display cloth 5 is prevented from being wound to be deviated and damaging the display cloth 5.

The utility model discloses when using, at first use the screw, use the screw to show that cloth holds and get box 1 and fix on the wall, fix bottom fixed rod 13 on the wall through fixed screw hole 26, bottom fixed rod 13 is installed and is being shown cloth and hold and get box 1 under.

After the display cloth is installed, the driving motor 11 is started, the output shaft of the driving motor 11 drives the driving gear 8 to rotate, the rotating driving gear 8 drives the batching gear 7 and the dust sweeping gear 9 to rotate, the rotating batching gear 7 drives the batching shaft 3 to rotate, the batching shaft 3 drives the display cloth 5 to move towards the outside of the display cloth containing box 1, further, the rotating dust sweeping gear 9 drives the dust sweeping shaft 4 to rotate, the rotating dust sweeping shaft 4 drives the dust sweeping pipe 14 to rotate, the rotating dust sweeping pipe 14 sweeps dust on the display cloth 5, when the display cloth 5 falls down, the dust sweeping pipe 14 rotates synchronously to sweep the display cloth 5, when the bottom stretching rod 12 moves to the position of the bottom fixing rod 13, the magnetic stripe 25 on the bottom stretching rod 12 and the magnetic stripe 25 on the bottom fixing rod 13 adsorb, when the bottom stretching rod 12 and the bottom fixing rod 13 adsorb, the position of the display cloth 5 is fixed, at this time, the drive motor 11 is turned off.

When the display cloth 5 is rolled, the driving motor 11 is started to pull the display cloth 5, the display cloth 5 is rolled, the rolled display cloth 5 pulls the bottom stretching rod 12 to move upwards, the bottom stretching rod 12 is separated from the bottom fixing rod 13, the dust sweeping pipe 14 rotates when the display cloth 5 moves, dust is swept on the display cloth 5, and when the bottom stretching rod 12 is attached to the bottom of the display cloth containing box 1, the driving motor 11 is closed.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a projection computer display device, holds and gets box (1) including showing cloth, its characterized in that: the display cloth containing box is characterized in that the inside of the display cloth containing box (1) is an installation cavity (2), a cloth rolling shaft (3) and two ash sweeping shafts (4) arranged below the cloth rolling shaft (3) are arranged in the installation cavity (2), a shaft fixing frame (6) is arranged at one end of each of the cloth rolling shaft (3) and the ash sweeping shafts (4), display cloth (5) is rolled on the cloth rolling shaft (3), an ash sweeping pipe (14) is arranged on each ash sweeping shaft (4), each ash sweeping pipe (14) comprises an installation pipe (19), a shaft placing hole (20) is formed in the installation pipe (19), a plurality of ash sweeping columns (21) are equidistantly connected to the outer wall of the circumference of the installation pipe (19), an ash sweeping block (22) is fixedly connected to the end portion of the installation pipe (19) and arranged at one end of the display cloth (5), a placing groove (23) is formed in the upper surface of the bottom stretching rod (12), the side surface of the bottom stretching rod (12) is provided with a display cloth connecting hole (24), and the bottom of the display cloth containing box (1) is provided with a cloth outlet (27).

2. A projection computer display device as claimed in claim 1, wherein: the display cloth containing box is characterized in that a fixed bearing (29) is fixedly connected to the inside of the display cloth containing box (1), and one ends of the cloth rolling shaft (3) and the ash sweeping shaft (4) are arranged inside the fixed bearing (29).

3. A projection computer display device as claimed in claim 1, wherein: batching gear (7) is installed to the one end of batching axle (3), every sweep the one end of ash axle (4) and all install and sweep grey gear (9), batching gear (7) with sweep and be equipped with drive gear (8) between grey gear (9), the one end of drive gear (8) is equipped with driving motor (11), drive gear (8) with batching gear (7), two sweep grey gear (9) meshing.

4. A projection computer display device as claimed in claim 3, characterized in that: the outside of CD-ROM drive motor (11) is equipped with driving motor mount (10), driving motor mount (10) are including macroaxis fixing bearing (15), staff fixing bearing (16) and fixed plate (17), fixed plate (17) fixed connection respectively macroaxis fixing bearing (15) with staff fixing bearing (16), installing port (18) have been seted up on fixed plate (17), driving motor (11) are placed in installing port (18), macroaxis fixing bearing (15) fixed connection be in the one end of batching axle (3), staff fixing bearing (16) are installed sweep the one end of ash shaft (4).

5. A projection computer display device as claimed in claim 1, wherein: display cloth (5) inlay and establish the inside of standing groove (23), one side of bottom tensile stick (12) is equipped with bottom fixed rod (13), bottom fixed rod (13) with magnetic stripe (25) are installed to one side of bottom tensile stick (12), fixed screw hole (26) have been seted up to one side of bottom fixed rod (13).

6. A projection computer display device as claimed in claim 1, wherein: the two ends of the cloth rolling shaft (3) are coaxially connected with cloth blocking discs (28).