CN219503283U

CN219503283U - Display device

Info

Publication number: CN219503283U
Application number: CN202222769375.7U
Authority: CN
Inventors: 何海海; 袁东; 唐定前; 张俊; 顾晓峻
Original assignee: Taixing Yunxing Communication Equipment Co ltd; Nanjing Panda Information Industry Co Ltd
Current assignee: Taixing Yunxing Communication Equipment Co ltd; Nanjing Panda Information Industry Co Ltd
Priority date: 2022-10-20
Filing date: 2022-10-20
Publication date: 2023-08-11
Anticipated expiration: 2032-10-20

Abstract

The utility model belongs to the field of display devices, in particular to a display device, which aims at the problems that the display screen is only protected and cannot be cleaned at the same time when the display screen is protected, and the operation is complicated when the display screen is fixed.

Description

Display device

Technical Field

The utility model relates to the technical field of display devices, in particular to a display device.

Background

Subways are fast, large volume, electrically towed rail transit built in cities, which have many advantages, such as: the underground system has the advantages of saving land, protecting environment, having large transportation capacity, high efficiency, reducing noise and the like, and the underground system generally uses a display screen to provide information of the underground for passengers when the passengers ride, so that the passengers can safely and efficiently ride the underground;

at present, a display screen for providing subway information for passengers is usually arranged in a subway, and a display device is disclosed as publication No. CN215643427U, and comprises a display screen body provided with a display screen, wherein a protective frame is covered in front of the display screen body, a transparent protective plate matched with the display screen in size on the display screen body is arranged on the protective frame, and the protective frame is connected with the display screen body through an elastic clamping assembly. According to the technical scheme, the protective frame covers the front of the display screen body, the transparent protective plate can protect the display screen and not influence normal display, and the display screen body is prevented from being damaged by the outside and cannot be used, but the display device has the following defects:

1. the subway communication signal display device is only limited to protecting the display screen, and can not clean the display screen while protecting the display screen, so that the practicability is reduced;

2. when the subway communication signal display device is fixed on a display screen, the operation is complex, and the fixation is inconvenient.

In view of the above problems, the present disclosure provides a display device.

Disclosure of Invention

The utility model provides a display device, which solves the defects that the display screen is only protected, the display screen cannot be cleaned while being protected, the practicability is reduced, the operation is complicated when the display screen is fixed, and the display device is inconvenient to fix in the prior art.

The utility model provides the following technical scheme:

the utility model provides a display device, includes the fixed plate that sets up at the subway top, the bottom fixedly connected with dead lever of dead lever, the bottom sliding connection of dead lever has the slide bar, the slide bar is elastic material, one side sliding connection of slide bar has the installation pole that runs through, the mounting groove that runs through has been seted up to one side of slide bar, the circumference outer wall fixedly connected with of installation pole rotates the wheel, it is located the mounting groove to rotate the wheel, the both sides that rotate the wheel all are equipped with a plurality of teeth, the equal fixedly connected with latch of both sides inner wall of slide bar, the latch all meshes with the tooth of rotating the wheel both sides, the circumference outer wall rotation of installation pole is connected with two cams, the equal eccentric setting of cam, one side fixedly connected with connecting plate of rotation wheel, one side fixedly connected with visor of connecting plate, be equipped with the display screen in the visor, cleaning mechanism sets up the bottom at the protection cover, fixing mechanism sets up between display screen and visor.

In one possible design, the cleaning mechanism comprises two groups of rotating plates and a motor, wherein the two groups of rotating plates are fixedly connected with the upper surface of the protective cover, the motor is fixedly connected with the bottom of the protective cover, the screw rods are rotationally connected between each group of rotating plates, the bottoms of the screw rods penetrate through the rotating plates to be fixedly connected with second chain wheels, one end of an output shaft of the motor is fixedly connected with two first chain wheels, two first chain wheels and two second chain wheels are respectively connected with chains in a transmission manner, and the circumference outer wall of each screw rod is fixedly connected with one connecting frame.

In one possible design, the fixing mechanism comprises a plurality of fixing frames, the fixing frames are all arranged on one side of the display screen, one ends of the fixing frames are all fixedly connected with screws, the screws penetrate through the protective cover, and two nuts are connected with the outer wall of the circumference of the screws in a threaded mode.

In one possible design, one side of the fixed rod is connected with a penetrating jackscrew in a threaded manner, and the jackscrew is contacted with the sliding rod.

In one possible design, a cleaning cloth is fixedly connected to the bottom of the connecting frame.

In one possible design, the same handle is fixedly connected to the circumferential outer walls of both cams.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model as claimed.

According to the utility model, through the arrangement of the cleaning mechanism, the motor drives the two first chain wheels to rotate, the screw rod rotates in each group of rotating plates, the first chain wheels and the second chain wheels are connected through the chains and rotate, and the screw rod rotates to drive the connecting frame to move, so that the display screen is effectively cleaned;

according to the utility model, the fixing frame is clamped at two sides of the display screen through the arrangement of the fixing mechanism, and the fixing frame is fixed through the two nuts, so that the display screen is better fixed in the protective cover;

according to the utility model, through the arrangement of the jackscrews, one side of the fixed rod is in threaded connection with the jackscrews, the jackscrews are in contact with the sliding rod, and after the sliding rod is moved to a proper position, the sliding rod is fixed by tightening the jackscrews, so that the position of the sliding rod can be conveniently adjusted;

according to the utility model, the first chain wheel and the second chain wheel are connected through the chain and rotate, the screw rod rotates to drive the connecting frame to move, the display screen is effectively cleaned, the fixing frames are clamped on two sides of the display screen, the fixing frames are fixed through the two nuts, the display screen is better fixed in the protective cover, the sliding rod is fixed through tightening the jackscrew after being moved to a proper position, and the position of the sliding rod is convenient to adjust.

Drawings

Fig. 1 is a schematic front view of a display device according to an embodiment of the present utility model;

fig. 2 is a schematic side view of a display device according to an embodiment of the utility model;

fig. 3 is a schematic structural diagram of a cleaning mechanism of a display device according to an embodiment of the present utility model;

fig. 4 is a schematic diagram of a connection position of a sliding rod of a display device according to an embodiment of the present utility model;

fig. 5 is a schematic structural diagram of a fixing mechanism of a display device according to an embodiment of the present utility model.

Reference numerals:

1. a subway roof; 2. a fixing plate; 3. a fixed rod; 4. a slide bar; 5. a protective cover; 6. a display screen; 7. a rotating plate; 8. a screw rod; 9. a fixing frame; 10. a chain; 11. a connecting plate; 12. a jackscrew; 13. a motor; 14. a connecting frame; 15. a first sprocket; 16. a second sprocket; 17. a cleaning cloth; 18. a rotating wheel; 19. latch teeth; 20. a mounting rod; 21. a cam; 22. a handle; 23 screws.

Detailed Description

Embodiments of the present utility model will be described below with reference to the accompanying drawings in the embodiments of the present utility model.

In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled" and "mounted" should be interpreted broadly, and for example, "coupled" may or may not be detachably coupled; may be directly connected or indirectly connected through an intermediate medium. In addition, "communication" may be direct communication or may be indirect communication through an intermediary. Wherein, "fixed" means that the relative positional relationship is not changed after being connected to each other. References to orientation terms, such as "inner", "outer", "top", "bottom", etc., in the embodiments of the present utility model are merely to refer to the orientation of the drawings and, therefore, the use of orientation terms is intended to better and more clearly illustrate and understand the embodiments of the present utility model, rather than to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the embodiments of the present utility model.

In embodiments of the present utility model, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.

In the embodiment of the present utility model, "and/or" is merely an association relationship describing an association object, and indicates that three relationships may exist, for example, a and/or B may indicate: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.

Reference in the specification to "one embodiment" or "some embodiments" or the like means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the utility model. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," and the like in the specification are not necessarily all referring to the same embodiment, but mean "one or more but not all embodiments" unless expressly specified otherwise. The terms "comprising," "including," "having," and variations thereof mean "including but not limited to," unless expressly specified otherwise.

Example 1

Referring to fig. 1, a display device comprises a fixing plate 2 arranged on a subway roof 1, wherein the bottom of the fixing plate 2 is fixedly connected with a fixing rod 3, the bottom of the fixing rod 3 is slidably connected with a sliding rod 4, the sliding rod 4 is made of elastic materials, one side of the sliding rod 4 is slidably connected with a through installation rod 20, one side of the sliding rod 4 is provided with a through installation groove, the circumferential outer wall of the installation rod 20 is fixedly connected with a rotating wheel 18, the rotating wheel 18 is positioned in the installation groove, two sides of the rotating wheel 18 are respectively provided with a plurality of teeth, two side inner walls of the sliding rod 4 are respectively fixedly connected with a clamping tooth 19, the clamping teeth 19 are respectively meshed with the teeth on two sides of the rotating wheel 18, the circumferential outer wall of the installation rod 20 is rotatably connected with two cams 21, the cams 21 are respectively eccentrically arranged, one side of the rotating wheel 18 is fixedly connected with a connecting plate 11, one side of the connecting plate 11 is fixedly connected with a protective cover 5, a display screen 6 and a cleaning mechanism are arranged in the protective cover 5, the bottom of the protective cover 5, the cleaning mechanism is arranged at the bottom of the protective cover 5, the fixing mechanism is arranged between the display screen 6 and the protective cover 5;

the technical scheme not only can protect the display screen 6, but also can clean the display screen 6, the fixing frames 9 are clamped on two sides of the display screen 6, and the fixing frames 9 are fixed through two nuts, so that the display screen 6 is better fixed in the protective cover 5.

Referring to fig. 3, the cleaning mechanism comprises two groups of rotating plates 7 and a motor 13, wherein the two groups of rotating plates 7 are fixedly connected with the upper surface of the protective cover 5, the motor 13 is fixedly connected with the bottom of the protective cover 5, a screw rod 8 is rotatably connected between each group of rotating plates 7, the bottom of the screw rod 8 penetrates through the rotating plates 7 and is fixedly connected with a second sprocket 16, one end of an output shaft of the motor 13 is fixedly connected with two first sprockets 15, a chain 10 is respectively and drivingly connected between the two first sprockets 15 and the two second sprockets 16, and the circumferential outer wall of the screw rod 8 is fixedly connected with the same connecting frame 14;

according to the technical scheme, through the arrangement of the cleaning mechanism, the motor 13 drives the two first chain wheels 15 to rotate, the screw rod 8 rotates in each group of rotating plates 7, the first chain wheels 15 and the second chain wheels 16 are connected through the chain 10 and rotate, and the screw rod 8 rotates to drive the connecting frame 14 to move, so that the display screen 6 is effectively cleaned.

Referring to fig. 5, the fixing mechanism comprises a plurality of fixing frames 9, the fixing frames 9 are all arranged on one side of the display screen 6, one ends of the fixing frames 9 are all fixedly connected with screw rods 23, the screw rods 23 penetrate through the protective cover 5, and two nuts are connected with the outer wall of the circumference of the screw rods 23 in a threaded manner;

according to the technical scheme, the fixing frames 9 are clamped on two sides of the display screen 6 through the arrangement of the fixing mechanism, and the fixing frames 9 are fixed through the two nuts, so that the display screen 6 is better fixed in the protective cover 5.

The utility model can be used for displaying subway signals and other fields.

Example 2

Referring to fig. 2, a penetrating jackscrew 12 is screwed to one side of the fixed rod 3, and the jackscrew 12 is in contact with the sliding rod 4;

according to the technical scheme, through the arrangement of the jackscrews 12, the jackscrews 12 are connected to one side of the fixed rod 3 in a threaded manner, the jackscrews 12 are in contact with the sliding rod 4, and after the sliding rod 4 is moved to a proper position, the sliding rod 4 is fixed by tightening the jackscrews 12, so that the position of the sliding rod 4 is convenient to adjust.

Referring to fig. 3, a cleaning cloth 17 is fixedly connected to the bottom of the connection frame 14;

according to the technical scheme, the cleaning cloth 17 is fixed at the bottom of the connecting frame 14, the cleaning cloth 17 is convenient for cleaning the display screen 6, the surface of the display screen 6 can not be scraped while cleaning, and the subway information checking efficiency of passengers is improved.

Referring to fig. 4, the same handle 22 is fixedly connected to the circumferential outer walls of the two cams 21;

in the above technical solution, the same handle 22 is fixed on the circumferential outer walls of the two cams 21, and the rotating wheel 18 is conveniently fixed by rotating the handle 22, so that the efficiency of fixing the rotating wheel 18 is improved, and the time is saved.

However, as well known to those skilled in the art, the working principle and wiring method of the motor 13 are common, and all of them are conventional means or common knowledge, and will not be described herein in detail, and any choice can be made by those skilled in the art according to their needs or convenience.

The working principle and the using flow of the technical scheme are as follows: when installing subway communication signal display device, firstly, punch at the proper position on subway top 1, use expansion bolts to fix fixed plate 2 on subway top 1, when adjusting equipment's height, slide bar 4, slide to the proper position after, screw up jackscrew 12, fix slide bar 4, when needs are to display screen 6 rotation angle, rotate the required angle with rotor wheel 18, then rotate handle 22, handle 22 drives cam 21 and rotates, cam 21 rotates the both sides of drive slide bar 4 inwards move, the tooth 19 of slide bar 4 both sides all meshes with the tooth of rotor wheel 18 both sides, fix rotor wheel 18, can prevent to fix back display screen 6 and take place the removal, when fixing display screen 6, with mount 9 joint in the both sides of display screen 6, fix mount 9 through two nuts, make display screen 6 better fix in the safety device 5, when needs to display screen 6 clean, start motor 13 drives two first 15 rotations, two lead screws 8 in each group rotor plate 7, first sprocket wheel 15 and sprocket wheel 16 drive chain wheel 10, the cleaning device is connected with chain wheel 14, the cleaning device is connected with the display screen 6, the cleaning device is connected with the chain wheel 17, the cleaning device is connected with the cleaning device is used to the cleaning device.

The present utility model is not limited to the above embodiments, and any person skilled in the art can easily think about the changes or substitutions within the technical scope of the present utility model, and the changes or substitutions are intended to be covered by the scope of the present utility model; embodiments of the utility model and features of the embodiments may be combined with each other without conflict. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims

1. A display device, comprising:

the fixed plate (2) is arranged on the subway roof (1), a fixed rod (3) is fixedly connected to the bottom of the fixed plate (2), a sliding rod (4) is connected to the bottom of the fixed rod (3) in a sliding mode, the sliding rod (4) is made of elastic materials, a through installation rod (20) is connected to one side of the sliding rod (4) in a sliding mode, a through installation groove is formed in one side of the sliding rod (4), a rotating wheel (18) is fixedly connected to the outer circumferential wall of the installation rod (20), the rotating wheel (18) is located in the installation groove, a plurality of teeth are arranged on two sides of the rotating wheel (18), teeth on two sides of the sliding rod (4) are fixedly connected with clamping teeth (19), the clamping teeth (19) are meshed with the teeth on two sides of the rotating wheel (18), two cams (21) are eccentrically arranged in a rotating mode, a connecting plate (11) is fixedly connected to one side of the sliding rod (4), a protecting cover (5) is fixedly connected to one side of the connecting plate (11), and a protecting cover (5) is arranged in the protecting cover (5).

The cleaning mechanism is arranged at the bottom of the protective cover (5);

the fixing mechanism is arranged between the display screen (6) and the protective cover (5).

2. A display device according to claim 1, characterized in that the cleaning mechanism comprises two sets of rotating plates (7) and a motor (13), the two sets of rotating plates (7) are fixedly connected to the upper surface of the protective cover (5), the motor (13) is fixedly connected to the bottom of the protective cover (5), a screw rod (8) is rotatably connected between each set of rotating plates (7), the bottom of the screw rod (8) is fixedly connected with a second sprocket (16) through the rotating plates (7), one end of the output shaft of the motor (13) is fixedly connected with two first sprockets (15), two chains (10) are respectively connected between the first sprockets (15) and the two second sprockets (16), and the circumference outer wall of the screw rod (8) is fixedly connected with the same connecting frame (14).

3. A display device according to claim 1, characterized in that the fixing mechanism comprises a plurality of fixing frames (9), the fixing frames (9) are all arranged on one side of the display screen (6), one ends of the fixing frames (9) are all fixedly connected with screw rods (23), the screw rods (23) penetrate through the protective cover (5), and two nuts are connected with the outer circumferential wall of the screw rods (23) in a threaded mode.

4. A display device according to any one of claims 1-3, characterized in that a threaded connection is made to one side of the fixed rod (3) with a penetrating jackscrew (12), the jackscrew (12) being in contact with the sliding rod (4).

5. A display device according to claim 2, characterized in that the bottom of the connecting frame (14) is fixedly connected with a cleaning cloth (17).

6. A display device according to claim 1, characterized in that the circumferential outer walls of both cams (21) are fixedly connected with the same handle (22).