CN215449875U

CN215449875U - Projection type computer display device

Info

Publication number: CN215449875U
Application number: CN202121552210.3U
Authority: CN
Inventors: 焦自程; 岳丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2022-01-07
Anticipated expiration: 2031-07-08

Abstract

The utility model relates to the technical field of computers, in particular to a projection computer display device, which comprises a curtain box, wherein one side inside the curtain box is provided with a motor, the motor is connected with a rotating shaft through an output shaft, one end of the rotating shaft is connected with the other side inside the curtain box through a shaft sleeve, a curtain is wound on the outer surface of the rotating shaft, first sliding grooves are symmetrically formed in two sides inside the curtain box, a fixed rod is connected in each first sliding groove, two first sliding blocks are sleeved on the outer surface of each fixed rod in a sliding manner, one sides of the two first sliding blocks, which are opposite to each other, are fixedly connected with springs, one ends of the springs, which are far away from the first sliding blocks, are fixedly connected on the inner walls of the first sliding grooves, fixed plates are fixedly connected between the first sliding blocks, which are symmetrical on two sides of the curtain box, and cleaning sponges are bonded above the opposite sides of the fixed plates, the lower part is fixedly connected with a hairbrush, and the cleaning sponge and one side of the hairbrush, which is far away from the fixed plate, are contacted with the curtain. The curtain cleaning device can conveniently clean dust stained on the curtain.

Description

Projection type computer display device

Technical Field

The utility model relates to the technical field of computers, in particular to a projection type computer display device.

Background

The computer is widely applied to the work and the life of people, when the PPT is demonstrated or the teaching is carried out in the work, a projection type computer display device is often needed to be used for displaying the contents to be demonstrated or the teaching, and when the existing projection type computer display device runs, the curtain is in the outside for a long time, so that the outer surface of the curtain is contaminated by dust, if the outer surface of the curtain is contaminated by a lot of dust, the watching effect of people can be influenced, and when the curtain is cleaned, the curtain is generally installed in a high place, the curtain can be cleaned by manually climbing up, so that the curtain is inconvenient and has certain danger.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that the screen is inconvenient to clean due to the fact that dust is attached to the screen in the prior art, and provides a projection type computer display device.

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

the design provides a projection computer display device, includes the curtain box, the motor is installed to inside one side of curtain box, the motor has the pivot through output shaft connection, the pivot is kept away from the one end of motor and is passed through the axle sleeve and connect the inside opposite side of curtain box, the surface of pivot is convoluteed there is the curtain, the one end fixedly connected with gravity pole of pivot is kept away from to the curtain, first spout has been seted up to the inside bilateral symmetry of curtain box, can dismantle in the first spout and be connected with the dead lever, the surface slip of dead lever has cup jointed two first sliders, and the equal fixedly connected with spring in one side that two first sliders carried on the back mutually, the one end fixed connection that first slider was kept away from to the spring is on the inner wall of first spout, equal fixedly connected with fixed plate between the symmetrical first slider in curtain box both sides, there is clean sponge to bond above the relative one side of fixed plate, The fixed plate is kept away from to below fixedly connected with brush, clean sponge and brush one side and the curtain that contact, curtain stabilizing mean is installed to the bottom of curtain box.

Preferably, the curtain stabilizing mechanism comprises a supporting plate, a second sliding groove, a second sliding block and a fixing rod, the supporting plate is fixedly connected to the bottom end of the curtain box, the second sliding groove is formed in one side of the supporting plate, the second sliding block is connected in the second sliding groove in a sliding mode, the fixing rod is fixedly connected to the second sliding block, and one end, far away from the second sliding block, of the fixing rod is fixedly connected to the gravity rod.

Preferably, the brush is a fur brush.

Preferably, the spring is sleeved on the outer surface of the fixing rod.

The projection computer display device provided by the utility model has the beneficial effects that: can conveniently clear up the dust that is infected with on the curtain, avoid influencing people's viewing effect, and also avoided needing the artifical condition that climbs high just can clear up, reduced certain danger.

Drawings

FIG. 1 is a schematic cross-sectional front view of a projection display apparatus according to the present invention;

FIG. 2 is a schematic left-side cross-sectional view of a projection display apparatus according to the present invention;

fig. 3 is a schematic top view of a screen stabilizing mechanism of a projection computer display device according to the present invention.

In the figure: curtain box 1, motor 2, pivot 3, curtain 4, first spout 5, dead lever 6, first slider 7, fixed plate 8, clean sponge 9, brush 10, spring 11, gravity pole 12, backup pad 13, second spout 14, second slider 15, dead lever 16, curtain stabilizing mean 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example 1

Referring to fig. 1-3, a projection computer display device, including curtain box 1, motor 2 is installed to inside one side of curtain box 1, motor 2 is connected with external power source through the wire, motor 2 has pivot 3 through output shaft connection, the opposite side at curtain box 1 inside is passed through the axle sleeve to the one end that motor 2 was kept away from to pivot 3, the surface of pivot 3 is convoluteed there is curtain 4, motor 2, the cooperation setting between pivot 3 and the curtain 4, can conveniently receive and release curtain 4, the one end fixedly connected with gravity pole 12 of pivot 3 is kept away from to curtain 4, the setting of gravity pole 12, can conveniently drive the perpendicular downstream of curtain 4.

First spout 5 has been seted up to the inside bilateral symmetry of curtain box 1, can dismantle in first spout 5 and be connected with dead lever 6, two first sliders 7 have been cup jointed in the surface slip of dead lever 6, first slider 7 cooperatees with first spout 5, the setting of dead lever 6, can make things convenient for first slider 7 stable to slide in first spout 5, two equal fixedly connected with springs 11 in one side that first slider 7 carried on the back mutually, the one end fixed connection that first slider 7 was kept away from to springs 11 is on the inner wall of first spout 5, springs 11 cup joint the surface at dead lever 6, springs 11's setting, can conveniently drive the direction slip of first slider 7 to the curtain.

Equal fixedly connected with fixed plate 8 between the symmetrical first slider 7 in curtain box 1 both sides, fixed plate 8 relative one side top bonds there is clean sponge 9, below fixedly connected with brush 10, brush 10 is the pappus brush, avoid fish tail curtain 4, clean sponge 9 and brush 10 keep away from one side of fixed plate 8 and contact with curtain 4, first spout 5, the dead lever 6, first slider 7, fixed plate 8, the setting of clean sponge 9 and brush 10, can conveniently clear up the dust that is infected with on the curtain, avoid influencing people's viewing effect, and also avoided needing artifical climbing to go up the condition that could clear up, certain danger has been reduced, curtain stabilizing mean 17 is installed to curtain box 1's bottom, stabilizing mean 17's setting, can avoid curtain 4 to rock at the in-process of broadcast.

The working principle is as follows: after the projection has been played, starter motor 2, take pivot 3 to rotate, pivot 3 drives curtain 4 and rotates the rolling, curtain 4 is at the in-process of rolling, the clean sponge 9 and the brush 10 of curtain 4 both sides carry out the cleaning work to curtain 4, spring 11's elasticity, can drive first slider 7 and remove to the direction of curtain 4 all the time in first spout 5, thereby can drive clean sponge 9 and brush 10 on fixed plate 8 and the fixed plate 8 and contact with curtain 4 all the time, thereby at the in-process of curtain 4 rolling, can clear up curtain 4 always.

Example 2

Referring to fig. 1-3, as another preferred embodiment of the present invention, the difference from embodiment 1 is that the curtain stabilizing mechanism 17 includes a supporting plate 13, a second sliding groove 14, a second sliding block 15 and a fixing rod 16, the supporting plate 13 is fixedly connected to the bottom end of the curtain box 1, the second sliding groove 14 is opened at one side of the supporting plate 13, the second sliding block 15 is slidably connected in the second sliding groove 14, the fixing rod 16 is fixedly connected to the second sliding block 15, one end of the fixing rod 16 far away from the second sliding block 15 is fixedly connected to the gravity rod 12, the supporting plate 13, the second sliding groove 14, the second sliding block 15 and the fixing rod 16 are cooperatively arranged, so that the gravity rod 12 can be conveniently and stably moved downward, the curtain 4 can be stably lowered, and the curtain 4 can be prevented from shaking during playing, the fixing rod 16 moves along with the movement of the gravity rod 12, the second sliding block 15 moves along with the fixing rod 16, sliding within the second runner 14.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A projection computer display device comprises a curtain box (1) and is characterized in that a motor (2) is installed on one side inside the curtain box (1), the motor (2) is connected with a rotating shaft (3) through an output shaft, one end, far away from the motor (2), of the rotating shaft (3) is connected to the other side inside the curtain box (1) through a shaft sleeve, a curtain (4) is wound on the outer surface of the rotating shaft (3), one end, far away from the rotating shaft (3), of the curtain (4) is fixedly connected with a gravity rod (12), first sliding grooves (5) are symmetrically formed in two sides inside the curtain box (1), a fixed rod (6) is detachably connected into the first sliding grooves (5), two first sliding blocks (7) are sleeved on the outer surface of the fixed rod (6) in a sliding mode, springs (11) are fixedly connected to one side, opposite to each other, of the two first sliding blocks (7), one end fixed connection that first slider (7) were kept away from in spring (11) is on the inner wall of first spout (5), equal fixedly connected with fixed plate (8) between symmetrical first slider (7) in curtain box (1) both sides, one side top that fixed plate (8) is relative bonds and has clean sponge (9), below fixedly connected with brush (10), one side that fixed plate (8) were kept away from in clean sponge (9) and brush (10) contacts with curtain (4), curtain stabilizing mean (17) are installed to the bottom of curtain box (1).

2. A projection computer display device as claimed in claim 1, wherein the curtain stabilizing mechanism (17) comprises a supporting plate (13), a second sliding slot (14), a second sliding block (15) and a fixing rod (16), the supporting plate (13) is fixedly connected to the bottom end of the curtain box (1), the second sliding slot (14) is arranged on one side of the supporting plate (13), the second sliding block (15) is slidably connected in the second sliding slot (14), the fixing rod (16) is fixedly connected to the second sliding block (15), and one end of the fixing rod (16) far away from the second sliding block (15) is fixedly connected to the gravity rod (12).

3. A projection computer display device according to claim 1, wherein the brush (10) is a soft brush.

4. A projection computer display device as claimed in claim 1, characterized in that the spring (11) is sleeved on the outer surface of the fixing rod (6).