CN212516359U

CN212516359U - Double-screen display module

Info

Publication number: CN212516359U
Application number: CN202021385390.6U
Authority: CN
Inventors: 鹿道明
Original assignee: Tianjin Haiming Medical Supplies Co ltd
Current assignee: Tianjin Haiming Medical Supplies Co ltd
Priority date: 2020-07-14
Filing date: 2020-07-14
Publication date: 2021-02-09
Anticipated expiration: 2030-07-14

Abstract

The utility model discloses a double-screen display module, including module body and PCB base plate, the front surface fixed connection of module body has controlgear, PCB base plate fixed connection is in the inside of module body, the equal spiro union in both sides of module body has the heat-radiating equipment, the input of PCB base plate and data transmission interface and power circuit's output electric connection, power circuit's input and power interface's output electric connection, the output of PCB base plate and first display module and second display module's input electric connection, the utility model relates to a display screen technical field. This double screen display module compares in prior art, is provided with the radiator unit in double screen display module's both sides to can dispel the heat to the inside of module, prevent that the inside heat of double screen module from piling up too much, radiator unit easy to assemble and dismantlement simultaneously, thereby can make things convenient for the staff to maintain and clear up radiator unit.

Description

Double-screen display module

Technical Field

The utility model relates to a display screen technical field specifically is a double screen display module.

Background

In recent years, in more and more electronic products, a second display screen is usually provided in addition to a main display screen, so as to increase the functions of the electronic products, provide more convenient operation for users, and meet the requirement that the users observe from different directions.

Chinese patent discloses a dual-screen display module (publication No. CN201425671Y), which comprises a fixing frame, an electronic circuit board mounted in the fixing frame, a backlight fixed on the electronic circuit board, a main display screen fitted on one side of the backlight, and an auxiliary display screen fitted on the other side of the backlight.

When the existing double-screen display module is used, because the number of screens is large, the energy consumption is larger than that of a single screen module, the internal heat of the module is large, the existing module has poor heat dissipation capacity, the existing module has a single structure, and the practicability and the functionality are poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a double screen display module has solved current double screen display module when using, because the quantity of screen is more, leads to the energy consumption to compare in single screen module bigger, leads to the inside heat of module more, and current module heat-sinking capability is relatively poor, and the while is current module inner structure is single, the relatively poor problem of practicality and functionality.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a double screen display module, includes module body and PCB base plate, the front surface fixedly connected with controlgear of module body, PCB base plate fixed connection is in the inside of module body, the equal spiro union in both sides of module body has the heat-radiating equipment, the input of PCB base plate and data transmission interface and power supply circuit's output electric connection, power supply circuit's input and power supply interface's output electric connection, the output of PCB base plate and the input electric connection of first display module and second display module, first display module and the embedding of second display module are in the both sides on module body surface.

Preferably, the first display module comprises a first PCB board installed on the PCB substrate, the input end of the first PCB board is electrically connected with the output end of the first data transmission interface, the output end of the first PCB board is electrically connected with the input end of the first display screen, and the first display screen is welded on the first PCB board.

Preferably, the second display module comprises a second PCB board mounted on the PCB substrate, an input end of the second PCB board is electrically connected to an output end of the second data transmission interface, an output end of the second PCB board is electrically connected to an input end of the second display screen, and the second display screen is welded to the first PCB board.

Preferably, the first data transmission interface and the second data transmission interface are both connected with the data transmission interface in a bidirectional mode, the power circuit comprises a first driving power supply and a second driving power supply, and the first driving power supply and the second driving power supply are connected with the first display module and the second display module through the PCB substrate respectively.

Preferably, the heat dissipation device comprises a thread plate in threaded connection with the module body, a filter screen is connected to one side of the thread plate in an adsorption mode, and a frame of the filter screen is a component made of ferrite.

Preferably, the outside that screw plate one side is close to the filter screen is connected with the rotating ring through the iron shaft rotation, the marginal interference of rotating ring is connected in the inside of screw plate, the opposite side fixedly connected with radiator fan of screw plate.

Advantageous effects

The utility model provides a double-screen display module. Compared with the prior art, the method has the following beneficial effects:

(1) this double-screen display module, the equal spiro union in both sides through the module body has the heat-radiating equipment, the heat-radiating equipment includes the threading board with module body threaded connection, one side of threading board adsorbs and is connected with the filter screen, the frame of filter screen is the component of a ferrite material, the outside that threading board one side is close to the filter screen is connected with the swivel becket through the iron-axle rotation, the marginal interference of swivel becket is connected in the inside of threading board, the opposite side fixedly connected with radiator fan of threading board, this device compares in prior art, both sides at double-screen display module are provided with the heat-radiating equipment, thereby can dispel the heat to the inside of module, prevent that the inside heat of double-screen module from piling up too much, heat-radiating equipment is easy to assemble and dismantlement simultaneously, thereby can make things convenient for the staff to.

(2) This double screen display module, input and data transmission interface through the PCB base plate and power supply circuit's output electric connection, power supply circuit's input and power supply interface's output electric connection, the output of PCB base plate and first display module and second display module's input electric connection, first display module and the embedding of second display module are in the both sides on surface, double screen sets up the position that is different in the module body in this device, thereby can reduce the area of single screen, can improve the scope that can control, and the relevant component of double screen is simple, thereby can reduce the cost, and improve the market competition of product.

Drawings

FIG. 1 is an external view of the present invention;

FIG. 2 is a block diagram of the structure of the dual-screen of the present invention;

fig. 3 is a block diagram of a first display module according to the present invention;

fig. 4 is a block diagram of a second display module according to the present invention;

fig. 5 is a cross-sectional view of the heat dissipation apparatus of the present invention.

In the figure: 1. a module body; 2. a control device; 3. a PCB substrate; 4. a heat dissipating device; 5. a power interface; 6. a power supply circuit; 7. a data transmission interface; 8. a first display module; 9. a second display module; 10. a first display screen; 11. a first PCB board; 12. a first data transmission interface; 13. a second display screen; 14. a second PCB board; 15. a second data transmission interface; 41. a thread plate; 42. filtering with a screen; 43. a rotating ring; 44. a heat dissipation fan.

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.

Referring to fig. 1-5, the present invention provides a technical solution: a double-screen display module comprises a module body 1 and a PCB substrate 3, a control device 2 is fixedly connected to the front surface of the module body 1, the PCB substrate 3 is fixedly connected to the inside of the module body 1, heat dissipation devices 4 are screwed on two sides of the module body 1, each heat dissipation device 4 comprises a threaded plate 41 in threaded connection with the module body 1, a filter screen 42 is connected to one side of each threaded plate 41 in an adsorption mode, a frame of each filter screen 42 is a component made of ferrite, a rotating ring 43 is connected to the outer side, close to the filter screen 42, of one side of each threaded plate 41 in a rotating mode through an iron shaft, the edge of each rotating ring 43 is connected to the inside of each threaded plate 41 in an interference mode, a heat dissipation fan 44 is fixedly connected to the other side of each threaded plate 41, compared with the prior art, the heat dissipation devices 4 are arranged on two sides of the double-screen display module, heat dissipation can be conducted, meanwhile, the heat dissipation device 4 is convenient to mount and dismount, so that workers can conveniently maintain and clean the heat dissipation device 4, the input end of the PCB substrate 3 is electrically connected with the output ends of the data transmission interface 7 and the power circuit 6, the input end of the power circuit 6 is electrically connected with the output end of the power interface 5, the output end of the PCB substrate 3 is electrically connected with the input ends of the first display module 8 and the second display module 9, the first display module 8 comprises a first PCB 11 mounted on the PCB substrate 3, the input end of the first PCB 11 is electrically connected with the output end of the first data transmission interface 12, the output end of the first PCB 11 is electrically connected with the input end of the first display screen 10, the first display screen 10 is welded on the first PCB 11, the second display module 9 comprises a second PCB 14 mounted on the PCB substrate 3, the input end of the second PCB 14 is electrically connected with the output end of the second data transmission interface 15, and the output end of the second PCB board 14 is electrically connected with the input end of the second display screen 13, the second display screen 13 is welded on the first PCB board 11, the first data transmission interface 12 and the second data transmission interface 15 are both bidirectionally connected with the data transmission interface 7, the power circuit 6 comprises a first driving power supply and a second driving power supply, the first driving power supply and the second driving power supply are respectively connected with the first display module 8 and the second display module 9 through the PCB substrate 3, the first display module 8 and the second display module 9 are embedded in two sides of the surface of the module body 1, the double screens are arranged at different positions in the module in the device, so that the area of a single screen can be reduced, the controllable range can be improved, related components of the double screens are simple, the manufacturing cost can be reduced, and the market competitiveness of products can be improved.

During operation, the power circuit 6 is connected with the power interface 5, and is configured to convert an input power source accessed in the power interface 5 into a first driving power source and a second driving power source, where the first driving power source and the second driving power source are respectively configured to drive the first display module 8 and the second display module 9 to operate, the first data transmission interface 12 and the second data transmission interface 15 are both connected with the data transmission interface 7 and are configured to perform a screen splitting operation, then the threaded plate 41 of the heat dissipation device 4 is installed in the inner wall of the module body 1 through threaded rotation, and then the filter screen 42 is adsorbed in the annular adsorption groove on the side surface of the threaded plate 41, when the heat dissipation device 4 needs to be detached, the rotating ring 43 can be transferred out from the threaded plate 41, and then the threaded plate 41 is rotated through the rotating ring 43.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a double screen display module, includes module body (1) and PCB base plate (3), the front surface fixed connection of module body (1) has controlgear (2), PCB base plate (3) fixed connection is in the inside of module body (1), its characterized in that: the both sides of module body (1) are all spiro union have heat dissipation equipment (4), the input of PCB base plate (3) and the output electric connection of data transmission interface (7) and power supply circuit (6), the input of power supply circuit (6) and the output electric connection of power supply interface (5), the output of PCB base plate (3) and the input electric connection of first display module (8) and second display module (9), first display module (8) and second display module (9) embedding are in the both sides on module body (1) surface.

2. The dual screen display module of claim 1, wherein: the first display module (8) comprises a first PCB (11) installed on the PCB substrate (3), the input end of the first PCB (11) is electrically connected with the output end of the first data transmission interface (12), the output end of the first PCB (11) is electrically connected with the input end of the first display screen (10), and the first display screen (10) is welded on the first PCB (11).

3. The dual screen display module of claim 2, wherein: the second display module (9) comprises a second PCB (14) installed on the PCB substrate (3), the input end of the second PCB (14) is electrically connected with the output end of the second data transmission interface (15), the output end of the second PCB (14) is electrically connected with the input end of the second display screen (13), and the second display screen (13) is welded on the first PCB (11).

4. The dual screen display module of claim 3, wherein: the first data transmission interface (12) and the second data transmission interface (15) are both in two-way connection with the data transmission interface (7), the power circuit (6) comprises a first driving power supply and a second driving power supply, and the first driving power supply and the second driving power supply are respectively connected with the first display module (8) and the second display module (9) through the PCB substrate (3).

5. The dual screen display module of claim 1, wherein: the heat dissipation device (4) comprises a threaded plate (41) in threaded connection with the module body (1), a filter screen (42) is connected to one side of the threaded plate (41) in an adsorption mode, and a frame of the filter screen (42) is made of ferrite.

6. The dual screen display module of claim 5, wherein: the outside that screw plate (41) one side is close to filter screen (42) is rotated through the iron shaft and is connected with rotating ring (43), the inside at screw plate (41) is connected in the marginal interference of rotating ring (43), the opposite side fixedly connected with radiator fan (44) of screw plate (41).