CN105257581A - Draught fan starting and stopping controller suitable for high temperature industrial environment - Google Patents

Draught fan starting and stopping controller suitable for high temperature industrial environment Download PDF

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Publication number
CN105257581A
CN105257581A CN201510795568.1A CN201510795568A CN105257581A CN 105257581 A CN105257581 A CN 105257581A CN 201510795568 A CN201510795568 A CN 201510795568A CN 105257581 A CN105257581 A CN 105257581A
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CN
China
Prior art keywords
controller
chip microcomputer
pcb board
draught fan
module
Prior art date
Application number
CN201510795568.1A
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Chinese (zh)
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CN105257581B (en
Inventor
叶生群
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杭州咸顺自动化科技有限公司
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Priority to CN201510795568.1A priority Critical patent/CN105257581B/en
Publication of CN105257581A publication Critical patent/CN105257581A/en
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Publication of CN105257581B publication Critical patent/CN105257581B/en

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Abstract

The invention discloses a draught fan starting and stopping controller suitable for the high temperature industrial environment. The draught fan starting and stopping controller comprises a photoelectric sensor and an alternating current contactor, wherein the photoelectric sensor serves as a sensor receiving module, a single chip microcomputer and a relay output module of a control circuit; and the photoelectric sensor is connected to the sensor receiving module which is connected to the single chip microcomputer, and the single chip microcomputer is connected to the relay output module which is connected to the alternating current contactor. The controller is a PCB circuit board for controlling starting and stopping of a draught fan; and meanwhile, the three-phase transformer alternating current contactor is used in a matched manner. A PCB comprises a sensor access point, a control output point, a power source module, a Nixie tube delay time display system and a CPU; after the CPU is configured, starting and stopping control over the new-generation draught fan is more intelligent; and the draught fan starting and stopping controller is suitable for the high temperature complex industrial environment, and meanwhile, the delay accuracy of the controller is high.

Description

Be suitable for the blower fan on off controller under hot industry environment

Technical field

The present invention relates to a kind of controller, specifically, particularly relate to a kind of blower fan on off controller be suitable under hot industry environment.

Background technique

In prior art, human body induction control device detects the temperature that vary in certain area to have determined whether people, because the temperature of human body is 37 degree, when walking about, temperature can become naturally.Even if the action that very trickle, all can be detected by human inductor.But, exactly because this characteristic, make it can not be adapted to complicated plant environment (such as sultry tire workshop).Reason is that in sultry workshop, room temperature is close with human body temperature, and neighbouring machine movement, and the temperature flowing that fan and cold wind cause, these all cause the error detection of human inductor.So it under the industrial environment of this complexity, is not suitable for the break-make for controlling fan cold air.

In prior art, the delay time of human body induction control device, by hardware controls, relies on the resistance of change swept resistance to determine delay time.But compare novel fan controller, its delay precision is not high.

Summary of the invention

Object of the present invention is exactly to solve the problem, and provides a kind of blower fan on off controller be suitable under hot industry environment.

To achieve these goals, the present invention adopts following technological scheme: a kind of blower fan on off controller be suitable under hot industry environment, comprising:

Photoelectric sensor;

As the sensor receiving module of control circuit, single-chip microcomputer and relay output module;

A.C. contactor;

Wherein, described photoelectric sensor is connected to sensor receiving module, and described sensor receiving module is connected to single-chip microcomputer, and described single-chip microcomputer is connected to relay output module, and described relay output module is connected to A.C. contactor.

Preferably: also comprise the power module in order to power to controller, the input end of described supply module is connected to transformer.

Preferably: described control circuit is arranged on pcb board, described pcb board is divided into upper strata pcb board and lower floor's pcb board, and described single-chip microcomputer is arranged in upper strata pcb board, and described sensor receiving module and relay output module are all arranged in lower floor's pcb board.

Preferably: also comprise and be arranged in digitron display screen on pcb board and a pair for adjusting the button of time delays, described digitron display screen and be all connected to single-chip microcomputer for adjusting the button of time delays a pair.

Preferably: pcb board is covered with metal grill, for shielding interference.

Compared with prior art, the present invention has following beneficial effect:

1, this controller is a kind of PCB of blower fan on off control, coordinates three phase transformer A.C. contactor simultaneously.Pcb board comprises sensor access point, controls output point, power module (directly get in three-phase two-phase electricity transformation after with), nixie tube delay time display system and CPU (adopting single-chip microcomputer in embodiment), after configuration CPU, make blower fan on off control of new generation more intelligent.

2, the remote photoelectric sensor be equipped with in this controller, BURN-THROUGH RANGE is greater than 3 meters, and nearest detectyion range is 0 meter, and highly sensitive, Test range is wide.

3, controlling in this controller to export control point is by Single-chip Controlling relay, then controls A.C. contactor.A.C. contactor is used for controlling the start and stop of blower fan, thus reaches power savings.

4, the delayed time system of this controller is by monolithic processor controlled, and its delay precision is higher than hardware (potentiometer) delay precision, and generally can be as accurate as microsecond rank, control effects is good, highly sensitive.

Accompanying drawing explanation

Fig. 1 is the blower fan on off controller module map be suitable in embodiment under hot industry environment.

Embodiment

The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the present invention further.

See Fig. 1, a kind of blower fan on off controller be suitable under hot industry environment, comprising: photoelectric sensor; As the sensor receiving module of control circuit, single-chip microcomputer and relay output module; A.C. contactor; Wherein, described photoelectric sensor is connected to sensor receiving module, and described sensor receiving module is connected to single-chip microcomputer, and described single-chip microcomputer is connected to relay output module, and described relay output module is connected to A.C. contactor.

In the present embodiment, also comprise the power module in order to power to controller, the input end of described supply module is connected to transformer.

In the present embodiment, described control circuit is arranged on pcb board, and described pcb board is divided into upper strata pcb board and lower floor's pcb board, and described single-chip microcomputer is arranged in upper strata pcb board, and described sensor receiving module and relay output module are all arranged in lower floor's pcb board.Installing space is saved in effect.

In the present embodiment, also comprise and be arranged in digitron display screen on pcb board and a pair for adjusting the button of time delays, described digitron display screen and be all connected to single-chip microcomputer for adjusting the button of time delays a pair.Pair of buttons is used for turning down heightens delay time, and display screen is used for the display delayed time.

In the present embodiment.The electronic element of control circuit is arranged in same substrate (pcb board, lower same).Blower fan time delay display circuit (button and display screen) designs at another block substrate.Pcb board is covered with metal grill, better can shields interference.Power supply transformer (40 transformer) input end is connected to three-phase electricity, and 380V is transformed to 220V.Photoelectric sensor detects the signal that people passes through, and this signal imports into from single-chip microcomputer signal receiving module (sensor receiving module).Blower fan is finally carry out start and stop by A.C. contactor.

In the present embodiment, single-chip microcomputer adopts STC12C5A60S2 single-chip microcomputer.

Working principle: 380V industry voltage step-down is become 220V civil power by transformer, power module transfers 220V electricity the operating voltage of control circuit, display circuit to, and ensures the stable of Current Voltage.Control circuit plays the effect of the whole controller work of logic control.Photoelectric sensor is responsible for detecting that the signal that people passes through passes to single-chip minimum system process, and the result after process allows relay pass to A.C. contactor.Finally control blower fan start and stop by A.C. contactor.Delay time adjusts by button, by Single-chip Controlling relay delay time after adjustment, and then according to the delay time set, controls the start and stop of blower fan.

The foregoing is only the preferred embodiment of the present invention, protection scope of the present invention is not limited in above-mentioned mode of execution, and every technological scheme belonging to the principle of the invention all belongs to protection scope of the present invention.For a person skilled in the art, the some improvement carried out under the prerequisite not departing from principle of the present invention, these improvement also should be considered as protection scope of the present invention.

Claims (5)

1. be suitable for the blower fan on off controller under hot industry environment, it is characterized in that, comprising:
Photoelectric sensor;
As the sensor receiving module of control circuit, single-chip microcomputer and relay output module;
A.C. contactor;
Wherein, described photoelectric sensor is connected to sensor receiving module, and described sensor receiving module is connected to single-chip microcomputer, and described single-chip microcomputer is connected to relay output module, and described relay output module is connected to A.C. contactor.
2. the blower fan on off controller be suitable under hot industry environment according to claim 1, it is characterized in that: also comprise the power module in order to power to controller, the input end of described supply module is connected to transformer.
3. the blower fan on off controller be suitable under hot industry environment according to claim 1, it is characterized in that: described control circuit is arranged on pcb board, described pcb board is divided into upper strata pcb board and lower floor's pcb board, described single-chip microcomputer is arranged in upper strata pcb board, and described sensor receiving module and relay output module are all arranged in lower floor's pcb board.
4. the blower fan on off controller be suitable under hot industry environment according to claim 3, it is characterized in that: also comprise and be arranged in digitron display screen on pcb board and a pair for adjusting the button of time delays, described digitron display screen and be all connected to single-chip microcomputer for adjusting the button of time delays a pair.
5. the blower fan on off controller be suitable under hot industry environment according to claim 4, is characterized in that: pcb board is covered with metal grill, for shielding interference.
CN201510795568.1A 2015-11-18 2015-11-18 Suitable for the blower on off controller under hot industry environment CN105257581B (en)

Priority Applications (1)

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CN201510795568.1A CN105257581B (en) 2015-11-18 2015-11-18 Suitable for the blower on off controller under hot industry environment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510795568.1A CN105257581B (en) 2015-11-18 2015-11-18 Suitable for the blower on off controller under hot industry environment

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CN105257581A true CN105257581A (en) 2016-01-20
CN105257581B CN105257581B (en) 2018-12-11

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110030205A (en) * 2019-04-17 2019-07-19 浙江三新科技有限公司 A kind of industrial ceiling fan intelligent operation control system

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5882094A (en) * 1981-11-10 1983-05-17 Sharp Corp Control device for fan
JPH07180693A (en) * 1993-12-21 1995-07-18 Utec:Kk Human body detecting fan
CN1664729A (en) * 2005-03-01 2005-09-07 谭启仁 General purpose control device for multiple ventilation fans
CN201943986U (en) * 2011-01-10 2011-08-24 上海布朗环境技术有限公司 Novel exhaust fan in toilet
CN102353395A (en) * 2011-06-26 2012-02-15 西安电子科技大学 Infrared proximity transducer capable of inhibiting environmental noise
CN103862382A (en) * 2014-03-29 2014-06-18 玉环鑫峰环保设备厂 Control system of polishing and dust sucking cabinet
CN204460600U (en) * 2015-01-28 2015-07-08 深圳市亚晔实业有限公司 A kind of human body sensing nobody automatically close remote controller

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5882094A (en) * 1981-11-10 1983-05-17 Sharp Corp Control device for fan
JPH07180693A (en) * 1993-12-21 1995-07-18 Utec:Kk Human body detecting fan
CN1664729A (en) * 2005-03-01 2005-09-07 谭启仁 General purpose control device for multiple ventilation fans
CN201943986U (en) * 2011-01-10 2011-08-24 上海布朗环境技术有限公司 Novel exhaust fan in toilet
CN102353395A (en) * 2011-06-26 2012-02-15 西安电子科技大学 Infrared proximity transducer capable of inhibiting environmental noise
CN103862382A (en) * 2014-03-29 2014-06-18 玉环鑫峰环保设备厂 Control system of polishing and dust sucking cabinet
CN204460600U (en) * 2015-01-28 2015-07-08 深圳市亚晔实业有限公司 A kind of human body sensing nobody automatically close remote controller

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
朱轲等: "PCB的电磁兼容与设计", 《电子质量》 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110030205A (en) * 2019-04-17 2019-07-19 浙江三新科技有限公司 A kind of industrial ceiling fan intelligent operation control system

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