CN204989896U

CN204989896U - Intelligence secondary meter

Info

Publication number: CN204989896U
Application number: CN201520755990.XU
Authority: CN
Inventors: 曹炳养
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-09-28
Filing date: 2015-09-28
Publication date: 2016-01-20
Anticipated expiration: 2025-09-28

Abstract

The utility model discloses an intelligence secondary meter, including shell, operating panel, binding post, LED charactron, LED pilot lamp, touch IC, touch button and louvre, the connection of shell front end is provided with operating panel, it is provided with binding post to connect on the shell rear end, still be provided with the louvre on the shell, the last medium insulation blocking board that is provided with of operating panel, medium insulation blocking plate thickness is 0.1 -10mm, operating panel adopts touch electric capacity screen, be provided with LED charactron, LED pilot lamp, touch IC and touch button in the operating panel. The utility model discloses simple structure, convenient operation is through the firm and hard function that touches of medium insulation blocking, advantages such as convenient operation, safe and reliable, long service life, waterproof, grease proofing dirt and acid -base nature gas at present. 0.1-10mm of touch dielectric material thickness arbitrary selection practicality is strong.

Description

A kind of intelligent secondary instrument

Technical field

The utility model relates to a kind of intelligent secondary instrument.

Background technology

Current secondary instrument on the market; all adopt LED display; panel adopts PC or the PET material of 0.1 ~ 0.5mm as protection panel; the mechanical type being come Triggering circuit inside by the toughness of panel touches button; realize the setting operation of instrument; mechanical life is had because mechanical type touches button; serviceable life is short; and it is non-watertight; be afraid of greasy dirt and acidic and alkaline gas; the pressure of finger easily causes the shortcomings such as panel ruptures with the elastic force touching button, and now adopt safe and reliable, the capacitance touch technology of technology maturation solves the deficiency of mechanical type touch switch.

Utility model content

The technical problems to be solved in the utility model is to provide a kind of intelligent secondary instrument, can solve the deficiencies in the prior art.

For solving the problems of the technologies described above, technical solution adopted in the utility model is as follows: a kind of intelligent secondary instrument, comprise shell, guidance panel, connection terminal, LED charactron, LED light, touch IC, touch key-press and louvre, described case nose is connected with guidance panel, described outer casing back is connected with connection terminal, described shell is also provided with louvre, described guidance panel is provided with medium insulation blocking plate, the thickness of described medium insulation blocking plate is 0.1-10mm, described guidance panel adopts capacitive touch circuit, LED charactron is provided with in described guidance panel, LED light, touch IC and touch key-press, described enclosure is provided with single-chip microcomputer, resistance capacitance, code translator and several IC, described guidance panel, connection terminal, sensor is connected with single-chip microcomputer by signal wire respectively with code translator.

As preferably, described sensor is connected with single-chip microcomputer by metering circuit signal and level amplifying signal, described metering circuit signal is connected with code translator by gamma correction A/D switching signal with level amplifying signal, described single-chip microcomputer is connected with touch key-press with touch IC with gamma correction A/D switching signal respectively by steering logic signal, described gamma correction A/D switching signal is connected through the control model of comparing element with single-chip microcomputer inside by operating and setting mechanism, and described control model is connected with signal output interface.

As preferably, described single-chip microcomputer, sensor, code translator are connected with Vcc power supply by signal wire respectively with guidance panel.

The utility model structure is simple; easy to operate; protection panel can adopt materials such as () glass, acrylic, plastics, potteries; can when these medium insulation blockings; realize touch function, easy to operate, safe and reliable, the advantage such as long service life, waterproof, oil-stain-preventing and acidic and alkaline gas.Touching medium material thickness 0.1 ~ 10mm selects arbitrarily practical.

Intelligence secondary instrument and primary instrument with control the control system that actuator forms a robotization, be widely used in the accurate control in the fields such as chemical industry, thermoelectricity, petrochemical industry, pharmacy, metallurgy, machinery, electric furnace, thermal treatment, food, papermaking, plastic cement, packaging.

Accompanying drawing explanation

In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings;

Fig. 1 is structural representation of the present utility model;

Fig. 2 is fundamental diagram of the present utility model.

Embodiment

Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, to make advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus more explicit defining is made to protection domain of the present utility model.

With reference to Fig. 1-2, of the present utility modelly comprise shell 1, guidance panel 2, connection terminal 3, LED charactron 4, LED light 5, touch IC6, touch key-press 7 and louvre 8, described shell 1 front end is connected with guidance panel 2, described shell 1 rear end is connected with connection terminal 3, described shell 1 is also provided with louvre 8, described guidance panel 2 is provided with medium insulation blocking plate, the thickness of described medium insulation blocking plate is 0.1-10mm, and described guidance panel 2 adopts capacitive touch circuit, is provided with LED charactron 4 in described guidance panel 2, LED light 5, touch IC6 and touch key-press 7, described shell 1 inside is provided with single-chip microcomputer, resistance capacitance, code translator and several IC, described guidance panel 2, connection terminal 3, sensor is connected with single-chip microcomputer by signal wire respectively with code translator, and described shell 1 rear end is provided with power supply terminal and signal input, lead-out terminal, described touch key-press 7 is provided with 4-6, and described guidance panel 2 is provided with hummer.

It should be noted that, described sensor is connected with single-chip microcomputer by metering circuit signal and level amplifying signal, described metering circuit signal is connected with code translator by gamma correction A/D switching signal with level amplifying signal, described single-chip microcomputer is connected with touch key-press 7 with touch IC6 with gamma correction A/D switching signal respectively respectively by steering logic signal, described gamma correction A/D switching signal is connected through the control model of comparing element with single-chip microcomputer inside by operating and setting mechanism, and described control model is connected with signal output interface.

It should be noted that described single-chip microcomputer, sensor, code translator are connected with Vcc power supply by signal wire respectively with guidance panel 2.

The utility model structure is simple; easy to operate, protection panel can adopt the materials such as glass, acrylic, plastics, pottery, can when these medium insulation blockings; realize touch function, easy to operate, safe and reliable, the advantage such as long service life, waterproof, oil-stain-preventing and acidic and alkaline gas.Touching medium material thickness 0.1 ~ 10mm selects arbitrarily practical.

Touch key-press substitutes mechanical key principle and illustrates:

Whether capacitance type touch key principle utilizes the inductance capacitance of human body or capacitance pen to detect to have finger to exist, when not having finger to press, due to the existence of distributed capacitance on button, therefore there is certain direct capacitance over the ground in button, when the finger of people press or close to button time, the stray capacitance of human body will be coupled in this direct capacitance, the final capacitance of button is made to become large, the capacitance signal of this change is input to single-chip microcomputer again and carries out signal conversion, the electric capacity of change is converted to the variable quantity of certain electric signal, detected by certain algorithm again and judge the Cheng Du of this variable quantity, just think that finger is pressed when this variable quantity exceedes certain thresholding.

The utility model is to touch IC analog mechanical button, touch the input pin of the compatible Transistor-Transistor Logic level of IC pin as output signal, the waveform that output pin CMOS exports jointly is determined with touch key-press, when there is no touch action, the common port touching IC output pin analog mechanical button is high resistant, the waveform of corresponding pin is exported in time having and touch and press, make waveform can the state of analog mechanical button when pressing, thus simulate the identical function of mechanical key, signal output waveform is input to MCU, and MCU judges keypress function according to signal waveform.

The standardized element that the utility model uses all can be commercially, shaped piece all can carry out customized according to instructions with the record of accompanying drawing, the concrete connected mode of each part all adopts the conventional means such as bolt, rivet, welding ripe in prior art, machinery, part and equipment all adopt in prior art, conventional model, add that circuit connects and adopt connected mode conventional in prior art, be not described in detail in this.

The above is preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims

1. an intelligent secondary instrument, is characterized in that: comprise shell (1), guidance panel (2), connection terminal (3), LED charactron (4), LED light (5), touch IC(6), touch key-press (7) and louvre (8), described shell (1) front end is connected with guidance panel (2), described shell (1) rear end is connected with connection terminal (3), described shell (1) is also provided with louvre (8), described guidance panel (2) is provided with medium insulation blocking plate, the thickness of described medium insulation blocking plate is 0.1-10mm, and described guidance panel (2) adopts capacitive touch circuit, is provided with LED charactron (4) in described guidance panel (2), LED light (5), touch IC(6) and touch key-press (7), described shell (1) inside is provided with single-chip microcomputer, resistance capacitance, code translator and several IC, described guidance panel (2), connection terminal (3), sensor is connected with single-chip microcomputer by signal wire respectively with code translator.

2. intelligent secondary instrument according to claim 1, it is characterized in that: described sensor is connected with single-chip microcomputer by metering circuit signal and level amplifying signal, described metering circuit signal is connected with code translator by gamma correction A/D switching signal with level amplifying signal, described single-chip microcomputer by steering logic signal and gamma correction A/D switching signal respectively with touch IC(6) be connected with touch key-press (7), described gamma correction A/D switching signal is connected through the control model of comparing element with single-chip microcomputer inside by operating and setting mechanism, described control model is connected with signal output interface.

3. intelligent secondary instrument according to claim 1, is characterized in that: described single-chip microcomputer, sensor, code translator are connected with Vcc power supply by signal wire respectively with guidance panel (2).