CN214147267U

CN214147267U - Display screen for scientific and technological information retrieval

Info

Publication number: CN214147267U
Application number: CN202022505175.1U
Authority: CN
Inventors: 乔贺三
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-09-07
Anticipated expiration: 2030-11-03

Abstract

The utility model discloses a display screen for scientific and technological information retrieval, which comprises a display screen; the display screen is fixedly installed in the installation frame, a first rotating shaft is rotatably installed at the top end of the installation frame, dustproof cloth is wound on the first rotating shaft, the bottom end of the dustproof cloth is fixedly installed on the strip-shaped plate, spherical grooves are symmetrically formed in the middles of two sides of the strip-shaped plate, and fixing devices can be matched in the spherical grooves in a sliding mode; a gear is fixedly mounted at one end of the first rotating shaft, a pawl is movably matched at the top end of the gear, and a T-shaped rod is fixedly mounted at the top end of the pawl; the other end of the first rotating shaft is provided with a rotating disc in a transmission way; the bottom of installing frame rotates to be installed on the installation piece, and the bottom of installation piece passes through elevating gear fixed mounting on the base. The utility model discloses during dustproof cloth that the device set up can effectually avoid the dust to get into the display screen, is provided with elevating gear simultaneously, and the height of the display screen is adjusted to the people of being convenient for, and the display screen can rotate at will, and the people of being convenient for daily use, the practicality is high.

Description

Display screen for scientific and technological information retrieval

Technical Field

The utility model relates to a display screen technical field specifically is a display screen is used in science and technology information retrieval.

Background

The display screen is an input/output device belonging to the computer. It can be classified into CRT, LCD, etc. The electronic document display tool is a display tool which displays a certain electronic document on a screen through a specific transmission device and reflects the electronic document to human eyes.

The display screen is inside can save the dust of proofreading after long-term the use, because of the inside inseparable device that is mostly of display screen, the dust is more can lead to inside inseparable device short circuit, and current display screen can't turn to and go up and down when using simultaneously, can not satisfy people's daily demand, and the practicality is low.

Disclosure of Invention

An object of the utility model is to provide a display screen is used in science and technology information retrieval to solve the problem that proposes in the above-mentioned background art.

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

a display screen for scientific and technical information retrieval comprises a display screen; the display screen is fixedly arranged in the mounting frame; the top end of the mounting frame is provided with a first groove; a first rotating shaft is rotatably arranged in the first groove; the first rotating shaft is wound with dustproof cloth; the bottom end of the dustproof cloth is fixedly arranged on the strip-shaped plate; spherical grooves are symmetrically arranged in the middle parts of two sides of the strip-shaped plate; a fixing device can be matched in the spherical groove in a sliding way; one end of the first rotating shaft is fixedly provided with a gear; a pawl is movably matched at the top end of the gear; a T-shaped rod is fixedly arranged at the top end of the pawl; one end of the first rotating shaft, which is far away from the gear, is provided with a rotating disc in a transmission way; the turntable is arranged on the outer side of the mounting frame; the bottom end of the mounting frame is rotatably mounted on the mounting block; the bottom end of the mounting block is fixedly mounted on the base through a lifting device.

Further, the gear and the pawl are both arranged in the disc groove; the disc groove is arranged in one side of the top end of the mounting frame; the top end of the T-shaped rod is arranged on the mounting frame.

Further, a second groove is formed in the bottom end of the mounting frame; and fixing devices are symmetrically arranged on two sides of the second groove.

Further, the fixing means comprises a steel ball and a spring; the steel ball can slide into the spherical groove; the steel balls are symmetrically embedded in two sides of the second groove; a spring is arranged on one side of the steel ball, which is far away from the second groove; the spring is arranged in the circular groove in a sliding mode; the circular grooves are symmetrically arranged in two sides of the bottom end of the mounting frame.

Further, a second rotating shaft is rotatably mounted at the top end of the mounting block; the top end of the second rotating shaft is fixedly arranged in the middle of the bottom end of the mounting frame; the top end of the mounting block is provided with a circular groove; limiting blocks are symmetrically arranged in the circular groove in a sliding manner; the limiting blocks are symmetrically and fixedly arranged on two sides of the lower portion of the mounting frame.

Further, the lifting device comprises a lifting rod and a hydraulic cylinder; the lifting rod is arranged in the hydraulic cylinder in a sliding manner; the bottom end of the hydraulic cylinder is fixedly arranged on the base; the top end of the lifting rod is fixedly arranged in the middle of the lower part of the mounting block. Tong (Chinese character of 'tong')

Furthermore, a plurality of groups of heat dissipation holes are uniformly distributed and communicated in the middle of one side of the mounting frame, which is far away from the first groove; one side of the radiating hole, which is far away from the display screen, is fixedly provided with a dust screen.

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

the utility model discloses the device is equipped with dustproof cloth, and when people finished using the display screen, people can expand dustproof cloth and shelter from the display screen, can effectually avoid the dust to get into the display screen, is provided with elevating gear simultaneously, and the height of display screen is adjusted to the people of being convenient for, and the display screen can rotate at will, and the people of being convenient for daily use, the practicality is high.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of a rear view of the present invention.

Fig. 3 is an enlarged schematic structural view of a region a in fig. 1 according to the present invention.

Fig. 4 is an enlarged schematic structural view of the area B in fig. 1 according to the present invention.

In the figure: 1-display screen, 2-installation frame, 3-first groove, 4-first rotating shaft, 5-dustproof cloth, 6-spherical groove, 7-gear, 8-pawl, 9-disc groove, 10-T-shaped rod, 11-second groove, 12-steel ball, 13-spring, 14-circular groove, 15-installation block, 16-lifting rod, 17-hydraulic cylinder, 18-base, 19-second rotating shaft, 20-limiting block, 21-circular groove, 22-heat dissipation hole, 23-dustproof net, 24-strip-shaped plate and 25-rotating disc.

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.

Example 1

Referring to fig. 1 and fig. 3, in an embodiment of the present invention, a display screen for scientific and technical information retrieval includes a display screen 1; the display screen 1 is fixedly arranged in the mounting frame 2; the top end of the mounting frame 2 is provided with a first groove 3; a first rotating shaft 4 is rotatably mounted in the first groove 3; the first rotating shaft 4 is wound with dustproof cloth 5; the bottom end of the dustproof cloth 5 is fixedly arranged on the strip-shaped plate 24; the middle parts of the two sides of the strip-shaped plate 24 are symmetrically provided with spherical grooves 6; a fixing device can be matched in the spherical groove 6 in a sliding way; a gear 7 is fixedly arranged at one end of the first rotating shaft 4; a pawl 8 is movably matched at the top end of the gear 7; a T-shaped rod 10 is fixedly arranged at the top end of the pawl 8; one end of the first rotating shaft 4, which is far away from the gear 7, is provided with a rotating disc 25 in a transmission way; the rotary disc 25 is arranged on the outer side of the mounting frame 2; the bottom end of the mounting frame 2 is rotatably mounted on the mounting block 15; the bottom end of the mounting block 15 is fixedly mounted on the base 18 through a lifting device. When need not use display screen 1, pulling T shape pole 10 rebound, make pawl 8 and gear 7 break away from the cooperation, can rotate carousel 25, carousel 25 rotates and first pivot 4 rotates promptly, can expand dustproof cloth 5, make strip shaped plate 24 to in to second recess 11, and press second recess 11 downwards, make fixing device slide in spherical groove 6, can be fixed with strip shaped plate 24, loosen T shape pole 10, T shape pole 10 can make first pivot 4 rotate and make dustproof cloth 5 expand, be about to dustproof cloth 5 fixed, can prevent dust display screen 1.

Referring to fig. 3, the gear 7 and the pawl 8 are both disposed in the disc groove 9; the disc groove 9 is arranged in one side of the top end of the mounting frame 2; the top end of the T-shaped rod 10 is arranged on the mounting frame 2.

Referring to fig. 1 and 2, a second groove 11 is formed at the bottom end of the mounting frame 2; fixing devices are symmetrically arranged on two sides of the second groove 11.

Referring to fig. 2, the fixing device includes a steel ball 12 and a spring 13; the steel ball 12 can slide into the spherical groove 6; the steel balls 12 are symmetrically embedded in two sides of the second groove 11; a spring 13 is arranged on one side of the steel ball 12, which is far away from the second groove 11; the spring 13 is arranged in the circular groove 14 in a sliding manner; the circular grooves 14 are symmetrically arranged in both sides of the bottom end of the mounting frame 2.

Referring to fig. 1, a second rotating shaft 19 is rotatably mounted at the top end of the mounting block 15; the top end of the second rotating shaft 19 is fixedly arranged in the middle of the bottom end of the mounting frame 2; the top end of the mounting block 15 is provided with an annular groove 21; the limiting blocks 20 are symmetrically arranged in the circular groove 21 in a sliding manner; the limiting blocks 20 are symmetrically and fixedly arranged on two sides of the lower portion of the mounting frame 2.

Referring to fig. 1, the lifting device includes a lifting rod 16 and a hydraulic cylinder 17; the lifting rod 16 is arranged in the hydraulic cylinder 17 in a sliding manner; the bottom end of the hydraulic cylinder 17 is fixedly arranged on a base 18; the top end of the lifting rod 16 is fixedly arranged in the middle of the lower part of the mounting block 15. The height of the display screen 1 can be adjusted by driving the lifting rod 16 to lift through the hydraulic cylinder 17.

Example 2

Referring to fig. 2, a plurality of heat dissipation holes 22 are uniformly and communicatively formed in the middle of one side of the mounting frame 2 away from the first groove 3; and a dust screen 23 is fixedly arranged on one side of the heat dissipation hole 22 far away from the display screen 1. The heat dissipation holes 22 facilitate heat dissipation.

The utility model discloses a theory of operation is:

when the display screen 1 is not needed to be used, the T-shaped rod 10 is pulled to move upwards, the pawl 8 is enabled to be disengaged from the gear 7, the rotary disc 25 can be rotated, the rotary disc 25 rotates, namely the first rotary shaft 4 rotates, the dustproof cloth 5 can be unfolded, the strip-shaped plate 24 is enabled to be arranged in the second groove 11, the second groove 11 is pressed downwards, the steel ball 12 slides into the spherical groove 6, the strip-shaped plate 24 can be fixed, the T-shaped rod 10 is loosened, the first rotary shaft 4 can be rotated by the T-shaped rod 10, the dustproof cloth 5 is enabled to be unfolded, and the dustproof cloth 5 is enabled to be fixed, so that the display screen 1 can be prevented from dust; when the display screen 1 needs to be rotated, the installation frame 2 can be directly rotated, and when the height of the display screen 1 needs to be adjusted, the lifting rod 16 is driven by the hydraulic cylinder 17 to lift.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A display screen for scientific and technical information retrieval comprises a display screen (1); the display screen is characterized in that the display screen (1) is fixedly arranged in the mounting frame (2); a first groove (3) is formed in the top end of the mounting frame (2); a first rotating shaft (4) is rotatably arranged in the first groove (3); the first rotating shaft (4) is wound with dustproof cloth (5); the bottom end of the dustproof cloth (5) is fixedly arranged on the strip-shaped plate (24); spherical grooves (6) are symmetrically arranged in the middle parts of the two sides of the strip-shaped plate (24); a fixing device is slidably matched in the spherical groove (6); one end of the first rotating shaft (4) is fixedly provided with a gear (7); a pawl (8) is movably matched at the top end of the gear (7); a T-shaped rod (10) is fixedly arranged at the top end of the pawl (8); a turntable (25) is arranged at one end of the first rotating shaft (4) far away from the gear (7) in a transmission way; the rotary disc (25) is arranged on the outer side of the mounting frame (2); the bottom end of the mounting frame (2) is rotatably mounted on the mounting block (15); the bottom end of the mounting block (15) is fixedly mounted on the base (18) through a lifting device.

2. The screen of claim 1, wherein the bottom of the mounting frame (2) is provided with a second groove (11); fixing devices are symmetrically arranged on two sides of the second groove (11).

3. A screen as claimed in claim 1, wherein the gear (7) and the pawl (8) are disposed in a disc groove (9); the disc groove (9) is arranged in one side of the top end of the mounting frame (2); the top end of the T-shaped rod (10) is arranged on the mounting frame (2).

4. The screen of claim 1, wherein a second shaft (19) is rotatably mounted on the top end of the mounting block (15); the top end of the second rotating shaft (19) is fixedly arranged in the middle of the bottom end of the mounting frame (2); the top end of the mounting block (15) is provided with an annular groove (21); the limiting blocks (20) are symmetrically arranged in the circular groove (21) in a sliding manner; the limiting blocks (20) are symmetrically and fixedly arranged on two sides of the lower portion of the mounting frame (2).

5. A screen for scientific and technical information retrieval according to claim 1, wherein the lifting means comprises a lifting rod (16) and a hydraulic cylinder (17); the lifting rod (16) is arranged in the hydraulic cylinder (17) in a sliding manner; the bottom end of the hydraulic cylinder (17) is fixedly arranged on the base (18); the top end of the lifting rod (16) is fixedly arranged in the middle of the lower part of the mounting block (15).

6. The display screen for scientific and technical information retrieval as claimed in claim 1, wherein the mounting frame (2) is provided with a plurality of groups of heat dissipation holes (22) uniformly distributed and communicated with the middle part of one side far away from the first groove (3); one side of the heat dissipation hole (22) far away from the display screen (1) is fixedly provided with a dust screen (23).

7. A screen as claimed in claim 2, wherein the fixing means comprises a steel ball (12) and a spring (13); the steel ball (12) can slide into the spherical groove (6); the steel balls (12) are symmetrically embedded in two sides of the second groove (11); a spring (13) is arranged on one side, away from the second groove (11), of the steel ball (12); the spring (13) is arranged in the circular groove (14) in a sliding manner; the circular grooves (14) are symmetrically arranged in two sides of the bottom end of the mounting frame (2).