CN112133217A

CN112133217A - Self-service display terminal

Info

Publication number: CN112133217A
Application number: CN202011089339.5A
Authority: CN
Inventors: 孔祥建; 尧璐; 秦锋; 杜劲学; 张劼; 吴员涛
Original assignee: Tianma Microelectronics Co Ltd
Current assignee: Tianma Microelectronics Co Ltd
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2020-12-25
Anticipated expiration: 2040-10-13
Also published as: CN112133217B

Abstract

The invention relates to a self-service display terminal, which comprises: a housing having an opening; the movable device is movably arranged in the machine shell; at least two display panels, which are arranged on the movable device at intervals, wherein each display panel is provided with a light-emitting surface, any one of the at least two display panels can move to the opening of the casing through the movable device, and the light-emitting surface is aligned with the opening; and the sterilization and disinfection device is arranged in the shell and used for sterilizing and disinfecting the light emitting surface of the display panel far away from the opening. The invention can enable the light-emitting surface of the display panel of the self-service display terminal to be always in a relatively clean state, thereby avoiding cross infection of users and improving the use experience of the users on the self-service display terminal.

Description

Self-service display terminal

Technical Field

The invention relates to the technical field of display, in particular to a self-service display terminal.

Background

The front of self-service display terminals such as medical self-service terminals and bank teller machines is generally provided with a display screen for users to operate, and sweat, germs and the like on fingers of the users can make the display screen dirty and not easy to erase, so that microorganism bacteria are easy to breed, and the health of the users is affected.

Disclosure of Invention

The invention aims to provide a self-service display terminal which can automatically sterilize and disinfect an operation interface without influencing the normal display function.

Therefore, the invention provides a self-service display terminal, which comprises: a housing having an opening; the movable device is movably arranged in the machine shell; at least two display panels, which are arranged on the movable device at intervals, wherein each display panel is provided with a light-emitting surface, any one of the at least two display panels can move to the opening of the casing through the movable device, and the light-emitting surface is aligned with the opening; and the sterilization and disinfection device is arranged in the shell and used for sterilizing and disinfecting the light emitting surface of the display panel far away from the opening.

According to the self-service display terminal provided by the invention, the at least two display panels are arranged on the movable device, any one display panel can move to the opening of the shell through the movable device for operation and use by a user, and the light emitting surfaces of the rest standby display panels are sterilized and disinfected through the sterilization and disinfection device, so that the display panels of the self-service display terminal are always in a relatively clean state while the normal display function is not influenced, the cross infection of the user is avoided, and the use experience of the user on the self-service display terminal is improved.

Drawings

Features, advantages and technical effects of exemplary embodiments of the present invention will be described below with reference to the accompanying drawings. In the drawings, like parts are provided with like reference numerals. The figures are not drawn to scale.

FIG. 1 shows a schematic structural diagram of a self-service display terminal according to one embodiment of the invention;

FIG. 2 is a schematic diagram of a display panel of the self-service display terminal shown in FIG. 1;

FIG. 3 illustrates a schematic structural diagram of a self-service display terminal according to an alternative embodiment of the present invention;

FIG. 4 illustrates a schematic structural diagram of a self-service display terminal according to another alternative embodiment of the present invention;

FIG. 5 illustrates a schematic structural diagram of a self-service display terminal according to another alternative embodiment of the present invention;

FIG. 6 illustrates a schematic structural diagram of a self-service display terminal according to another alternative embodiment of the present invention;

FIG. 7 is a schematic diagram showing the configuration of the self-service display terminal shown in FIG. 6 switched to another display panel;

FIG. 8 illustrates a schematic structural diagram of a self-service display terminal according to another alternative embodiment of the present invention;

FIG. 9 is a schematic diagram of the self-service display terminal shown in FIG. 8 switched to another display panel.

Detailed Description

Features and exemplary embodiments of various aspects of the present invention will be described in detail below. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the present invention by illustrating examples of the present invention. In the drawings and the following description, at least some well-known structures and techniques have not been shown in detail in order to avoid unnecessarily obscuring the present invention; also, the dimensions of some of the structures may be exaggerated for clarity. Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

The following description is given with reference to the orientation words as shown in the drawings, and is not intended to limit the specific structure of the present invention. In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected. The specific meaning of the above terms in the present invention can be understood as appropriate to those of ordinary skill in the art.

Fig. 1 shows a schematic structural diagram of a self-service display terminal according to an embodiment of the invention.

Referring to fig. 1, an embodiment of the present invention provides a self-service display terminal, which may be a medical self-service terminal or a bank teller machine. Self-service display terminal includes: a machine shell 1, a movable device 2, at least two display panels 3 and a sterilization and disinfection device 4.

The casing 1 is provided with an opening 11, the material of the casing 1 can be engineering plastics, and the casing is formed by injection molding through a mold, so that the casing is convenient to manufacture in batches. The movable device 2 is movably arranged in the machine shell 1. The number of the openings 11 may be one, or two or more. The embodiment of the present invention is described by taking the case 1 having only one opening 11 as an example.

At least two display panels 3 are disposed on the movable device 2 at intervals, each display panel 3 has a light exit surface 31, any one of the at least two display panels 3 can move to the opening 11 of the housing 1 through the movable device 2, and the light exit surface 31 is aligned with the opening 11.

As shown in fig. 1, the movable device 2 is provided with two display panels 3, wherein the light emitting surface 31 of one display panel 3 is aligned with the opening 12, and the light emitting surface 31 of the other display panel 3 is disposed away from the opening. The display panel 3 may be a touch display panel, and the user operates the self-service display terminal by touching the screen of the light exit surface 31. Such as querying personal information, printing a report form, etc. Sweat, germs and the like on the fingers of the user can contact the screen of the light emitting surface 31, and the screen is not easy to erase and is easy to breed microbe and bacteria, so that the body health of the user is affected.

The sterilization and disinfection device 4 is disposed in the housing 1 and is used for sterilizing and disinfecting the light emitting surface 31 of the display panel 3 away from the opening 11. The sterilization and disinfection device 4 is positioned in the machine shell 1, so that the sterilization and disinfection device 4 can be prevented from causing harm to human bodies.

When the light emitting surface 31 of any one of the at least two display panels 3 is aligned with the opening 11, the display panel is in a working state, and the rest of the display panels 3 far away from the opening 11 are located inside the housing 1 for standby, and at this time, the light emitting surface 31 of the standby display panel 3 can be sterilized and disinfected by the sterilizing device 4. When the light emitting surface 31 of the current display panel 3 in the working state needs to be sterilized and disinfected, the movable device 2 is used for replacing the positions of the current display panel 3 and the standby display panel 3 which is already sterilized and disinfected, and the light emitting surface 31 of the display panel 3 which needs to be sterilized and disinfected is processed by the sterilizing and disinfecting device 4 without stopping the machine.

According to the self-service display terminal provided by the embodiment of the invention, the at least two display panels 3 are arranged on the movable device 2, any one display panel 3 can move to the opening 11 of the machine shell 1 through the movable device 2 for operation and use by a user, and the light emitting surfaces 31 of the rest standby display panels 3 are sterilized and disinfected through the sterilizing and disinfecting device 4, so that the display panel 3 of the self-service display terminal can be always in a relatively clean state without affecting the normal display function, the cross infection of the user is avoided, and the use experience of the user on the self-service display terminal is improved.

The following describes in detail a specific structure of the self-service display terminal provided by the embodiment of the present invention with reference to the accompanying drawings.

Alternatively, the display panel 3 is an Organic Light Emitting Diode (OLED) display panel, which has advantages of ultra-thin thickness, Light weight, no radiation, stable performance, and the like. The light emitting element of the OLED display panel includes a first electrode, a light emitting structure on the first electrode, and a second electrode on the light emitting structure. One of the first electrode and the second electrode is an anode, and the other is a cathode. The light emitting structure may further include at least one of a Hole Injection Layer (HIL), a Hole Transport Layer (HTL), an Electron Injection Layer (EIL), or an Electron Transport Layer (ETL). The light emitting elements may include a red light emitting element, a green light emitting element, and a blue light emitting element, and the light emitting layers are formed by transferring RGB (red, green, and blue) three-color light emitting elements onto the substrate by a transfer technique.

Alternatively, the display panel 3 may also be an LED display panel, and the light emitting elements thereof are light emitting diodes, micro light emitting diodes or sub-millimeter light emitting diodes, which have the advantages of self-luminescence, low power consumption, high brightness, high resolution, high color saturation, fast reaction speed, long service life, high efficiency, and the like. The light emitting elements may include a red light emitting element, a green light emitting element, and a blue light emitting element, and the light emitting layers are formed by transferring RGB (red, green, and blue) three-color light emitting elements onto the substrate by a transfer technique.

Optionally, the Display panel 3 is a Liquid Crystal Display (LCD) panel, and since the LCD panel itself does not emit light, a backlight module is required to provide a light source with sufficient brightness and uniform distribution, so that the LCD panel can normally Display images. The backlight module is disposed on a side of the display panel 3 away from the light emitting surface 31. The light emitting element of the backlight module comprises any one of a light emitting diode emitting white light, a micro light emitting diode or a sub-millimeter light emitting diode.

For convenience of description, the self-service display terminal provided in the embodiment of the present invention is described by taking the display panel 3 as an LCD display panel as an example. Fig. 2 is a schematic structural diagram of a display panel in the self-service display terminal shown in fig. 1.

As shown in fig. 2, the LCD display panel includes: the light emitting surface 31 of the display panel 3 is the light emitting side of the transparent cover G, so that the electric performance of the display panel 3 is prevented from being affected by external dust, moisture and the like. The backlight module 3a is disposed on a side of the display panel 3 away from the light emitting surface 31, and the wire W led out from the backlight module 3a is electrically connected to a controller (not shown in the figure) of the self-service display terminal.

The display panel 3 further includes an array substrate, a color film substrate, and a liquid crystal layer disposed between the array substrate and the color film substrate. The color film substrate is located on one side of the transparent cover plate G, which is far away from the light-emitting surface 31, the array substrate is located on one side of the color film substrate, which is far away from the transparent cover plate G, the liquid crystal layer comprises a plurality of liquid crystal molecules, and the liquid crystal molecules are usually rod-shaped, can flow like liquid and have certain crystal characteristics. When liquid crystal molecules are placed in an electric field, their alignment direction changes according to the change in the electric field. Any one of the array substrate and the color filter substrate may include a common electrode. When the thin film transistor of the array substrate is turned on by a signal applied to the gate line, a signal applied to the data line is applied to the pixel electrode. Thereby, an electric field of a predetermined intensity is generated between the pixel electrode and the common electrode, and the alignment of the liquid crystal molecules can be changed by applying different voltages, thereby adjusting the transmittance of light and displaying an image. The display panel 1a further includes a first polarizing plate attached to the top surface of the color filter substrate and a second polarizing plate attached to the bottom surface of the array substrate. The light emitted by the backlight module 3a is emitted to the second polarizer to form incident polarized light in a second polarization direction; the incident polarized light is converted into incident polarized light in a first polarization direction after being rotated by 90 degrees through the liquid crystal layer; the incident polarized light in the first polarization direction is emitted out from the transparent cover plate G after passing through the first polarizer, and the first polarization direction is vertical to the second polarization direction.

The backlight module 3a includes: a bottom frame S, a reflector, a light emitting element L and an optical element. The backlight module 3a can be classified as a side-view backlight module or a direct-view backlight module according to the placement position of the light emitting device L. Those skilled in the art can select different types of backlight modules 3a according to actual requirements.

For the side-incident backlight module, the light-emitting element L is disposed on one side of the optical element along a direction perpendicular to the light-emitting surface. The optical element is arranged on one side of the reflector, which is far away from the bottom frame S, and is used for controlling the light emitting direction of the light emitting element L. The optical element may include a light guide plate, and an optical film disposed on the light guide plate. The optical film comprises a lower diffusion film, a lower brightness enhancement film, an upper brightness enhancement film and an upper diffusion film which are stacked from bottom to top, and the light emitting surface of at least one of the lower brightness enhancement film and the upper brightness enhancement film is provided with a prism structure, so that emitted light generates a gathering effect, and the brightness of the backlight module 1b within a specific visual angle range can be improved.

For the direct-type backlight module, as shown in fig. 2, the light emitting device L is located between the bottom frame S and the optical device. The optical element may be a diffuser plate. The light emitting elements L directly form a surface light source to be provided to the display panel 3 for averaging the brightness of the entire backlight module 3 a.

Referring again to fig. 1, the housing 1 includes a bottom wall 12 and a top wall 13 oppositely disposed, and a side wall 14 connecting the bottom wall 12 and the top wall 13, and the opening 11 is disposed on one side of the top wall 13.

The opening 11 of the housing 1 is disposed on one side of the top wall 13, so that the light exiting surface 31 of the display panel 3 is located in a horizontal plane for user operation. The height of the housing 1 can be adjusted to be 1-1.2 m for most users, or can be customized according to the height of a specific group.

Further, the movable device 2 includes a rotating shaft 21 and at least two supporting frames 22 arranged along the circumferential direction of the rotating shaft 21, a display panel 3 is arranged on each supporting frame 22, the axial direction of the rotating shaft 21 is parallel to the light emitting surface 31 of at least two display panels 3, and the sterilization and disinfection device 4 is arranged on one side of the bottom wall 12.

At least two display panels 3 are switched in such a manner as to rotate in a vertical plane. Specifically, the rotation shaft 21 is rotatably provided with respect to the cabinet 1, the at least two display panels 3 are rotated in the arrow direction in fig. 1 by the rotation shaft 21, the rotation shaft 21 extends in a horizontal plane, and the internal space of the cabinet 1 needs to allow the at least two display panels 3 to rotate within a range of 180 ° in a vertical plane or within a range of 360 °. In order to save the occupied space of the self-service display terminal and improve the aesthetic degree, the side wall 14 of the housing 1 corresponding to the rotation area of the display panel 3 may be configured as an arc-shaped surface structure.

The sterilization and disinfection device 4 is disposed on one side of the bottom wall 12, and can sterilize and disinfect the light emitting surface 31 of the standby display panel 3 away from the opening 12.

As an alternative embodiment, the sterilization and disinfection device 4 is an Ultraviolet (UV) lamp. UV is invisible to the naked eye except violet in the visible rays of sunlight (red, orange, yellow, green, blue, violet), and is a generic term for radiation having a wavelength of from 10nm to 400nm in the electromagnetic spectrum.

The ultraviolet light is generally divided into A, B, C three bands according to wavelength, as follows: UVA is 400-315 nm, UVB is 315-280 nm, and UVC is 280-100 nm. Among them, the ultraviolet light in the UVC band can destroy the molecular structure of DNA (deoxyribonucleic acid) or RNA (ribonucleic acid) in cells of microbial organisms (pathogens such as bacteria, viruses, spores) in a short time due to its short wavelength and high energy, the cells cannot be regenerated, and the bacteria and viruses lose the ability of self-replication, so that the UVC band product can be widely applied to sterilization and disinfection of water, air and the like.

Optionally, the UV lamp is a UV-LED, and the UV-LED has the advantages of small size and the like, and can be matched as a light source of the UV sterilization and disinfection device.

As an alternative embodiment, the sterilization and disinfection device 4 is a device for automatically spraying sterilization and disinfection solution. The sterilization and disinfection device 4 is arranged on one side of the bottom wall 12 and can automatically spray sterilization and disinfection liquid on the light-emitting surface of the display panel 3. Optionally, a waste liquid collecting device is further disposed on one side of the bottom wall 12, and is configured to collect the sterilization disinfectant dropped from one side of the light emitting surface 31 of the display panel 3, so as to prevent the sterilization disinfectant from polluting the casing 1 and affecting the service life of the casing 1. Optionally, a dryer is further disposed on one side of the bottom wall 12, and is used for automatically drying the display panel 3 after spraying the sterilizing liquid for a predetermined time, so as to improve the efficiency of sterilization.

The rotating shaft 21 of the movable device 2 may be rotated manually or electrically. Optionally, the movable device 2 further includes a first driving device 5 connected to the housing 1, and an output shaft of the first driving device 5 is coaxially connected to the rotating shaft 21 to drive the rotating shaft 21 to rotate any one of the display panels 3 to the opening 11 of the housing 1. The first driving device 5 may be a rotary motor or a decelerator driven by the rotary motor.

In addition, the self-service display terminal provided by the embodiment of the invention further comprises a controller (not shown in the figure), and the controller is electrically connected with the display panel 3, the sterilization and disinfection device 4 and the movable device 2 respectively. The controller may be provided with a timing unit for controlling the first driving device 5 to be activated for a preset time to switch the display panel 3 and controlling the sterilization device 4 to perform a periodical sterilization and disinfection process on the display panel 3 in a non-operating state.

FIG. 3 shows a schematic structural diagram of a self-service display terminal according to an alternative embodiment of the invention.

Referring to fig. 3, the embodiment of the present invention further provides a self-service display terminal, which is similar to the structure of the self-service display terminal shown in fig. 1, except that four display panels 3 are arranged on the movable device 2, the four display panels 3 are uniformly distributed along the circumferential direction of the support frame 22, and the sterilization and disinfection devices 4 are arranged on one side of the side wall 14 and one side of the bottom wall 12. The standby display panel 3 in the non-working state can be respectively sterilized and disinfected through the corresponding sterilization and disinfection devices 4, is suitable for occasions with more users and more frequent use, improves the sterilization and disinfection efficiency, and also prolongs the service life of each sterilization and disinfection device 4.

Alternatively, the sterilization and disinfection device 4 may be disposed only on the side wall 14, or may be disposed only on the side wall 12. When any one of the display panels 3 is moved to a position opposite to the sterilization and disinfection apparatus 4 by the movable apparatus 2, sterilization and disinfection can be performed by the sterilization and disinfection apparatus 4.

As described above, the sterilization and disinfection device 4 may be a UV lamp or a device for automatically spraying a sterilization and disinfection solution. When sterilizing and disinfecting device 4 is the device of automatic spraying antiseptic solution that disinfects, need be provided with waste liquid collection device and/or drying-machine in diapire 12 one side, prevent that antiseptic solution that disinfects from polluting casing 1, influencing casing 1's life, no longer give unnecessary details.

FIG. 4 shows a schematic structural diagram of a self-service display terminal according to an alternative embodiment of the invention.

Referring to fig. 4, an embodiment of the present invention further provides a self-service display terminal, which is similar to the structure of the self-service display terminal shown in fig. 1 or fig. 3, except that an axial direction of a rotating shaft 21 of a movable device 2 is perpendicular to light emitting surfaces 31 of at least two display panels 3, the at least two display panels 3 rotate within a range of 180 ° or 360 ° in a horizontal plane, and the at least two display panels 3 are switched in a manner of rotating in the horizontal plane. The sterilization and disinfection device 4 is arranged on one side of the top wall 13.

As mentioned above, the display panel 3 may be an OLED display panel, an LED display panel and an LCD display panel, and when the display panel 3 is a liquid crystal display panel, the self-service display terminal further includes the backlight module 32, and the backlight module 32 is fixedly connected to the housing 1 and electrically connected to the display panel 3. Since the LCD panel does not emit light, the backlight module 32 provides a light source with sufficient brightness and uniform distribution, so that the LCD panel can normally display images. The present embodiment is described by taking an LCD panel as an example.

As shown in fig. 4, the number of the display panels 3 is two or four, and the two or four display panels 3 are uniformly distributed along the circumferential direction of the supporting frame 22. When the light emitting surface 31 of the LCD display panel 3 processed by the sterilization device 4 faces the opening 12 of the housing 1, the LCD display panel is in an operating state. When the current display panel 3 needs to be switched, the standby LCD display panel 3 processed by the sterilization and disinfection device 4 is rotated along the arrow direction in the figure, so that the light emitting surface 31 of the standby LCD display panel faces the opening 12 of the housing 1, and the switched display panel 3 is rotated to a position opposite to the sterilization and disinfection device 4 to perform sterilization and disinfection.

As described above, the sterilization and disinfection device 4 may be a UV lamp or a device for automatically spraying a sterilization and disinfection solution. When sterilizing and disinfecting device 4 is the device of automatic spraying antiseptic solution that disinfects, need set up the drying-machine in roof 13 one side, diapire 12 one side sets up waste liquid collection device, prevents that the antiseptic solution that disinfects from polluting casing 1, influences the life of casing 1, no longer gives unnecessary details.

FIG. 5 illustrates a schematic structural diagram of a self-service display terminal according to an alternative embodiment of the invention.

Referring to fig. 5, an embodiment of the present invention further provides a self-service display terminal, which is similar to the structure of the self-service display terminal shown in fig. 4, except that the display panel 3 is an LCD display panel, and the number of the backlight modules 32 is only one, and the backlight modules are electrically connected to at least two display panels 3 respectively.

When the light emitting surface 31 of the LCD display panel 3 processed by the sterilization device 4 is directly opposite to the opening 12 of the chassis 1, the LCD display panel 3 is electrically connected to the backlight module 32, so that the display panel 3 can display normally and is in a working state. The other display panel 3 is opposite to the sterilization and disinfection device 4 and is in a sterilization and disinfection state. When the current display panel 3 needs to be switched, the standby LCD display panel 3 processed by the sterilization device 4 is rotated in the direction of the arrow in the figure, so that the light emitting surface 31 faces the opening 12 of the chassis 1 and is electrically connected with the backlight module 32. The switched display panel 3 is disconnected from the backlight module 32, and is rotated to a position opposite to the sterilization device 4 to perform sterilization treatment. Since the backlight module 32 is shared by the two display panels 3, the cost of the self-service display terminal can be reduced.

Fig. 6 is a schematic structural diagram of a self-service display terminal according to an alternative embodiment of the invention, and fig. 7 is a schematic structural diagram of the self-service display terminal shown in fig. 6 switched to another display panel.

Referring to fig. 6 and 7, an embodiment of the invention further provides a self-service display terminal, which is similar to the self-service display terminal shown in fig. 4, except that at least two display panels 3 are switched in a manner of moving in a horizontal plane.

Specifically, as shown in fig. 6, the self-service display terminal includes two display panels 3 and two sets of sterilization and disinfection devices 4. The light-emitting surface 31 of one of the display panels 3 faces the opening 11 of the casing 1 and is in a working state; the light emitting surface 31 of the other standby display panel 3 is opposite to one set of the sterilization and disinfection devices 4 for sterilization and disinfection, and the position opposite to the other set of the sterilization and disinfection devices 4 is vacant.

The movable device 2 includes a guide 23 and at least two sliders 24 movably connected to the guide 23, and each slider 24 is provided with the display panel 3.

Optionally, the movable device 2 further comprises a second driving device 6 connected to the housing 1, the guiding element 23 is a sliding rail, and an output shaft of the second driving device 6 is connected to the sliding block 24. Alternatively, the second driving device 6 is an air cylinder, a hydraulic cylinder or a linear motor, and the second driving device 6 drives the sliding block 24 to move horizontally and linearly along the guiding element 23 to drive the two display panels 3 to switch.

Alternatively, the guide 23 is a lead screw, the slider 24 is a nut screw-coupled to the guide 23, and the output shaft of the second driving device 6 is coupled to the guide 23. Optionally, the second driving device 6 is a rotating motor, and the second driving device 6 drives the slider 24 to move along the guide 23, so as to convert the rotating motion into a horizontal linear motion, so as to drive the two display panels 3 to switch.

As shown in fig. 7, the current display panel 3 in the working state moves to the vacant position opposite to the other set of sterilization and disinfection devices 4 for sterilization and disinfection, and the standby display panel 3 moves to the working position, i.e. the light emitting surface 31 thereof is opposite to the opening 11 of the housing 1 for normal display. When it is necessary to switch the two display panels 3 again, the second driving device 6 may drive the slider 24 to move in the reverse direction along the guide 23 to the position shown in fig. 6.

In addition, the self-service display terminal provided by the embodiment of the present invention further includes a controller (not shown in the figure), and the controller is electrically connected to the sterilization and disinfection device 4 and the second driving device 6, respectively. The controller may be provided with a timing unit for controlling the second driving device 6 to be activated according to a preset time to switch the display panels 3 and controlling one of the sterilization and disinfection devices 4 to perform a periodical sterilization and disinfection process on the display panel 3 in a non-operating state.

Fig. 8 is a schematic structural diagram of a self-service display terminal according to an alternative embodiment of the invention, and fig. 9 is a schematic structural diagram of the self-service display terminal shown in fig. 8 switched to another display panel.

Referring to fig. 8 and 9, an embodiment of the invention further provides a self-service display terminal, which is similar to the self-service display terminal shown in fig. 6 and 7 in structure, except that the display panel 3 is an LCD display panel, and the number of the backlight modules 32 is only one, and the backlight modules are electrically connected to at least two display panels 3 respectively.

Specifically, when the light emitting surface 31 of the LCD display panel 3 processed by the sterilization and disinfection device 4 faces the opening 12 of the chassis 1, the LCD display panel 3 is electrically connected to the backlight module 32, so that the display panel 3 can display normally and is in a working state, and the other display panel 3 faces one of the sterilization and disinfection devices 4 and is in a sterilization and disinfection state. When the current display panel 3 needs to be switched, the standby LCD display panel 3 processed by the sterilization device 4 moves along the arrow direction in the figure, so that the light emitting surface 31 faces the opening 12 of the chassis 1 and is electrically connected with the backlight module 32. The switched display panel 3 is disconnected from the backlight module 32 and moved to a position opposite to the other sterilization device 4 to perform sterilization treatment. Since the backlight module 32 is shared by the two display panels 3, the cost of the self-service display terminal can be reduced.

While the invention has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. It is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. A self-service display terminal, comprising:

a housing having an opening;

the movable device is movably arranged in the machine shell;

at least two display panels, which are arranged on the movable device at intervals, wherein each display panel is provided with a light emergent surface, any one of the at least two display panels can move to the opening of the shell through the movable device, and the light emergent surface is aligned with the opening;

and the sterilization and disinfection device is arranged in the shell and used for sterilizing and disinfecting the light emitting surface of the display panel far away from the opening.

2. The self-service display terminal of claim 1, wherein the housing comprises a bottom wall and a top wall disposed opposite each other, and a side wall connecting the bottom wall and the top wall, the opening being disposed on a side of the top wall.

3. The self-service display terminal according to claim 2, wherein the movable device comprises a rotating shaft and at least two support frames arranged along the circumferential direction of the rotating shaft, each support frame is provided with the display panel, and the rotating shaft is axially arranged in parallel to the light emergent surfaces of the at least two display panels;

the sterilization and disinfection device is arranged on one side of the bottom wall and/or the side wall.

4. The self-service display terminal according to claim 2, wherein the movable device comprises a rotating shaft and at least two support frames arranged along the circumferential direction of the rotating shaft, each support frame is provided with the display panel, and the axial direction of the rotating shaft is perpendicular to the light emergent surfaces of the at least two display panels;

the sterilization and disinfection device is arranged on one side of the top wall.

5. The self-service display terminal according to claim 3 or 4, wherein the movable device further comprises a first driving device connected with the housing, and an output shaft of the first driving device is coaxially connected with the rotating shaft so as to drive the rotating shaft to drive any one of the display panels to rotate to the opening of the housing.

6. The self-service display terminal of claim 2, wherein the mobile device comprises a guide and at least two sliders movably connected to the guide, each slider having the display panel disposed thereon;

7. The self-service display terminal of claim 6, wherein the mobile device further comprises a second drive device connected to the housing, the guide is a slide rail, and an output shaft of the second drive device is connected to the slider;

or the guide piece is a lead screw in threaded connection with the sliding block, and an output shaft of the second driving device is connected with the guide piece.

8. The self-service display terminal according to claim 1, wherein the display panel is a liquid crystal display panel, and the self-service display terminal further comprises a backlight module, and the backlight module is fixedly connected with the housing and electrically connected with the at least two display panels respectively.

9. The self-service display terminal of claim 1, further comprising a controller electrically connected to the display panel, the sterilization and disinfection device, and the mobile device, respectively.

10. The self-service display terminal of claim 1, wherein the sterilization and disinfection device is an ultraviolet LED lamp or a device for automatically spraying a sterilization and disinfection solution.