CN201532740U - Elevator taking scene display device - Google Patents

Abstract

The utility model discloses an elevator taking scene display device which comprises a PCB with the functions of being in charge of communication, inputting and outputting as well as displaying the floor, and a panel, wherein the PCB is fixed inside the panel; taking scene display devices communicate with each other by an RS 485; a DC 24V switch power supply is adopted as a power supply of the taking scene display devices; a plurality of floors share the same switch power supply; an input power supply of the switch power supply is AC 220V; and the PCB comprises a master control chip, an LED display module, an RS 485 communication interface connected with the master control chip, an input and output circuit connected with the master control chip, an LED constant flow source drive circuit connected with the LED display module and the master control chip, and a power supply. The thin-type elevator taking scene display device can be hung on the wall, and a square hole is not needed to be reserved on the wall, so that installation is simpler; meanwhile, the inconvenience of communicating with an owner can be reduced; furthermore, the elevator taking scene display device has the whole thickness of only 10mm and attractive appearance, and can be in the lead in the trend.

Description

Elevator is taken advantage of field display device

Technical field

The utility model relates to a kind of field display device of taking advantage of, and particularly relates to a kind of display device for ultrathin, and finished product thickness is 10mm only, adopts wall built-up to install, and need not take advantage of field display device at the elevator that metope is reserved square hole.

Background technology

Common in the market elevator takes advantage of to show it all is at needs elevator to be installed to take advantage of a metope that shows to reserve a square hole, installs and side, elevator is taken advantage of field display device is whole to embed wherein, installs complicated and needs to link up with the owner before installation; And superior the thinnest 15mm that also needs of demonstration of existing market, these elevators take advantage of a demonstration thickness thicker, attractive in appearance inadequately, and take advantage of a required electric current of demonstration bigger at present, it is more serious to generate heat, and it is complicated to take advantage of a demonstration floor to set simultaneously at present, the maintenance of inconvenient elevator and maintenance.

Summary of the invention

At the problems referred to above, fundamental purpose of the present utility model is to provide a kind of display device for ultrathin, and finished product thickness is 10mm only, adopts wall built-up to install, and need not take advantage of field display device at the elevator that metope is reserved square hole.

The utility model solves above-mentioned technical matters by following technical proposals: a kind of elevator is taken advantage of field display device, it comprises: be responsible for communication, the PCB of input and output and floor Presentation Function and panel, it is characterized in that: described PCB is fixed on the panel the inside, described taking advantage of between the field display device communicated by letter by RS485, the described field display device power supply of taking advantage of adopts the DC24V Switching Power Supply, the shared Switching Power Supply of a plurality of floors, and the input power supply of described Switching Power Supply is AC220V.

Wherein, described PCB comprises:

One main control chip;

One LED display module;

The RS485 communication interface that is connected with main control chip;

The imput output circuit that is connected with main control chip;

The LED constant current source driving circuit that is connected with main control chip with the LED display module;

One power supply.

Wherein, described panel comprise minute surface, hairline, upwards button, to knob down, described minute surface is embedded in the panel the inside, described hairline be distributed in minute surface around, described upwards button and be fixed on the panel to knob down, described upwards button and around knob down, be hairline.

Wherein, described panel adopts wall built-up to install.

Wherein, the described PCB mode of paying by screw lock adds that the mode of jump ring is fixed in panel.

Wherein, described panel is installed on metope by expansion bolt.

Positive progressive effect of the present utility model is:

1. ultra thin type elevator takes advantage of a demonstration can adopt wall built-up to install, and need not reserve square hole at metope, installs more succinct; Reduce the inconvenience of linking up simultaneously with the owner;

2. elevator is taken advantage of only 10mm of a demonstration integral thickness, good looking appearance, leading trend;

3. this elevator takes advantage of a required electric current of demonstration bigger.

Description of drawings

Fig. 1 is the hardware catenation principle figure of THLAN PCB in the utility model;

Fig. 2 is the formation synoptic diagram of THLAN PCB in the utility model;

Fig. 3 is an outside drawing of the present utility model;

Fig. 4 is an Organization Chart of the present utility model.

Embodiment

Provide the utility model preferred embodiment below in conjunction with accompanying drawing, to describe the technical solution of the utility model in detail.The utility model comprises responsible communication, the PCB of input and output and floor Presentation Function and panel, the mode that this PCB1 pays by the screw lock adds that the mode of jump ring is fixed in panel, this PCB adopts a kind of THLAN PCB newly developed, Fig. 1 is the hardware catenation principle figure of THLAN PCB in the utility model, this PCB comprises: a main control chip 21, one LED display module 22, the RS485 communication interface 23 that is connected with main control chip, the imput output circuit 24 that is connected with main control chip, LED constant current source driving circuit 25, one power supplys 26 that are connected with main control chip with the LED display module.LED constant current source driving circuit 25 can adopt MBI5024 crossing current drive source, and the LED display module adopts the LED of high brightness, makes and takes advantage of the field to show power saving more, and it is littler to generate heat.

Fig. 2 is the formation synoptic diagram of THLAN PCB in the utility model, the purpose of developing this chip is in order to realize that ultra-thin elevator takes advantage of field display device, allow its integral thickness only be 10mm, THLAN PCB adopts full surface mount elements, for reducing element heights, other components and parts such as exploitation adhesive film type LED, the PCB bare board is thick only 1.2mm, realize that THLAN PCB general thickness is 7.3mm, form elevator by physical construction and installation panel and take advantage of field display device, PCB is embedded in the panel with the mode of jump ring, allows its integral thickness only be 10mm, and its concrete mode is:

A. develop thickness and only be 15 * 16LED array of display of 4.9mm;

B. adopt high-brightness LED,, reduce power supply capacity, thereby reduce power volume from reducing the LED electric current;

C. host CPU adopts the PQFP encapsulation;

D. power supply chip adopts LM2575 SOP encapsulation;

E. chip for driving adopts MBI5024 GP encapsulation;

F. electrochemical capacitor adopts the SMD encapsulation of F55G;

G. adopt ultra-thin paster monomer keystrokes (TAC SW);

H. adopt SMD connector;

The i.PCB thickness of slab adopts 1.2mm;

J. develop the wall-hanging CASE that is used with HLAN PCB.

This its major advantage of THLAN PCB is exactly ultra-thin thickness, and integral body is 7.3mm (in comprising that LED is presented at) only, adopts MBI5024 LED chip for driving and high-brightness LED simultaneously, reach little electric current, the effect of little heating, it is than normal demonstration PCB power saving more, and it is little to generate heat more.

Fig. 3 is an outside drawing of the present utility model; Panel 1 comprises minute surface 11, hairline 12, upwards button 13, to knob down 14, minute surface 11 is embedded in panel 1 the inside, hairline 12 be distributed in minute surface 11 around, button 13 and be fixed on the panel 1 upwards, upwards button 13 and around knob down 14, be hairline 12 to knob down 14.This panel 1 adopts wall built-up to install, and specifically can be installed on metope by expansion bolt.

Fig. 4 is an Organization Chart of the present utility model, and floor is taken advantage of between the field display device and communicated by letter by RS485, and its power supply adopts DC24V Switching Power Supply 31, the shared Switching Power Supply of every n floor layer, particularly, n can be 16, the input power supply of Switching Power Supply is AC220V, and it is drawn from elevator control cabinet 32.

More than show and described ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the instructions just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications; these changes and improvements all fall in claimed the utility model scope, and the claimed scope of the utility model is defined by appending claims and equivalent thereof.

Claims (7)

1. an elevator is taken advantage of field display device, comprise responsible communication, the PCB of input and output and floor Presentation Function and panel (1), it is characterized in that: described PCB is fixed on panel (1) the inside, described taking advantage of between the field display device communicated by letter by RS485, and the described field display device power supply of taking advantage of adopts DC24V Switching Power Supply, the shared Switching Power Supply of a plurality of floors, the input power supply of described Switching Power Supply is AC220V, and described PCB comprises:

One main control chip (21);

One LED display module (22);

The RS485 communication interface (23) that is connected with main control chip;

The imput output circuit that is connected with main control chip (24);

The LED constant current source driving circuit (25) that is connected with main control chip with the LED display module;

One power supply (26).

2. elevator according to claim 1 is taken advantage of field display device, it is characterized in that: described panel (1) comprises minute surface (11), hairline (12), upwards button (13), to knob down (14), described minute surface (11) is embedded in panel (1) the inside, described hairline (12) be distributed in minute surface (11) around, described upwards button (13) and be fixed on the panel (1), described upwards button (13) and around knob down (14), be hairline (12) to knob down (14).

3. elevator according to claim 1 and 2 is taken advantage of field display device, it is characterized in that: described panel (1) adopts wall built-up to install.

4. elevator according to claim 1 and 2 is taken advantage of field display device, it is characterized in that: the mode that described PCB pays by the screw lock adds that the mode of jump ring is fixed in panel (1).

5. elevator according to claim 3 is taken advantage of field display device, it is characterized in that: the mode that described PCB pays by the screw lock adds that the mode of jump ring is fixed in panel (1).

6. elevator according to claim 1 and 2 is taken advantage of field display device, it is characterized in that: described panel (1) is installed on metope by expansion bolt.

7. elevator according to claim 3 is taken advantage of field display device, it is characterized in that: described panel (1) is installed on metope by expansion bolt.

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