CN205844940U - A kind of infrared proof machine Overtemperature protection circuit - Google Patents
A kind of infrared proof machine Overtemperature protection circuit Download PDFInfo
- Publication number
- CN205844940U CN205844940U CN201620833534.7U CN201620833534U CN205844940U CN 205844940 U CN205844940 U CN 205844940U CN 201620833534 U CN201620833534 U CN 201620833534U CN 205844940 U CN205844940 U CN 205844940U
- Authority
- CN
- China
- Prior art keywords
- machine
- temperature
- steel bowl
- alarm
- control circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Emergency Alarm Devices (AREA)
Abstract
The infrared proof machine Overtemperature protection circuit that this utility model provides includes steel bowl temperature detection control circuit, machine temperature detection control circuit and alarm protection circuit; described steel bowl temperature detection control circuit, machine temperature detection control circuit and alarm protection circuit are connected with current supply circuit respectively, and described steel bowl temperature detection control circuit, machine temperature detect the outfan input with alarm protection circuit respectively of control circuit and be connected.Described steel bowl temperature detection control circuit includes steel bowl temperature PLC and the first temperature sensor；Described machine temperature detection control circuit includes machine temperature controller and the second temperature sensor；Described alarm protection circuit includes machine heating system control contactor, the first alarm control relay and the second alarm control relay.When the temperature in steel bowl is too high, the heating system stopping of machine, green light, alarm ring；When the temperature in machine is too high, the heating system stopping of machine, when red, buzzer ring.
Description
Technical field
This utility model belongs to infrared proof machine field, more particularly relates to a kind of infrared proof machine overtemperature prote electricity
Road.
Background technology
Existing proof press mainly divides glycerol high temperature proof press, low temperature proof press and infrared proof machine.But, current market
On all proof presses be all not provided with Overtemperature protection circuit, after this makes machine break down, in machine, temperature quickly raises,
Uncontrolled, final temperature is too high, burns out machine.
China publication: CN202164449.U, this patent documentation includes main shaft, rotating disk, temperature control equipment, infrared
Line adds heat pipe, uses this infrared proof machine, Environmental Safety, energy-saving and cost-reducing, saving water resource, can effectively control temperature, raising
Work efficiency.But this patent documentation is not provided with Overtemperature protection circuit so that can not be the most timely when machine breaks down
Disconnecting circuit, easily burn out machine.
Utility model content
Problem to be solved in the utility model is when machine temperature is too high, and machine cannot send alarm and make corresponding
Adjustment.
To achieve these goals, the technical scheme that this utility model is taked is:
This utility model includes steel bowl temperature detection control circuit, machine temperature detection control circuit and alarm protection electricity
Road, described steel bowl temperature detection control circuit, machine temperature detection control circuit and alarm protection circuit respectively with current supply circuit
Connect, described steel bowl temperature detection control circuit, machine temperature detection control circuit outfan respectively with alarm protection circuit
Input connect.
Described steel bowl temperature detection control circuit includes steel bowl temperature PLC and for the first of steel bowl temperature detection
Temperature sensor, the outfan of described first temperature sensor is connected with the input of steel bowl temperature PLC.
Described machine temperature detection control circuit includes machine temperature controller and detect second for machine temperature
Temperature sensor, the outfan of described second temperature sensor is connected with the input of machine temperature controller.
Described alarm protection circuit includes that machine heating system control contactor, the first alarm control relay and second are alert
Report controls relay, described steel bowl temperature PLC and machine temperature controller by machine heating system control contactor
Electrically connecting with resistance wire with the normally opened contact being controlled by, described steel bowl temperature PLC passes through the first alarm control relay
Device and the normally opened contact being controlled by and the first warning devices electrically connect, and described machine temperature controller passes through machine heating system
Control contactor is alert with normally-closed contact, the second alarm control relay and the normally opened contact being controlled by being controlled by and second
Reporting device electrically connects.
Further, described steel bowl temperature PLC uses model to be the chip of LA2002A.
Beneficial effect:
This utility model is protected by increasing steel bowl temperature detection control circuit, machine temperature detection control circuit and alarm
Circuit so that when the temperature in steel bowl is too high, the heating system stopping of machine, green light, alarm ring；When the temperature in machine
Time too high, the heating system of machine stops, and when red, buzzer ring.
Accompanying drawing explanation
Fig. 1 is the first control loop circuit figure of the present embodiment.
The second control loop circuit figure of Fig. 2 position the present embodiment.
Fig. 3 is the circuit diagram of the present embodiment main circuit.
Detailed description of the invention
For further illustrating each embodiment, this utility model is provided with accompanying drawing.These accompanying drawings are in this utility model discloses
The part held, it is mainly in order to illustrate embodiment, and the associated description of description can be coordinated former to the running explaining embodiment
Reason.Coordinating with reference to these contents, those of ordinary skill in the art will be understood that other possible embodiments and this practicality are new
The advantage of type.Assembly in figure is not necessarily to scale, and similar element numbers is conventionally used to indicate similar assembly.
In conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 1-Figure 3, this utility model includes that steel bowl temperature detection control circuit, machine temperature detect control circuit
With alarm protection circuit, described steel bowl temperature detection control circuit, machine temperature detection control circuit and alarm protection circuit are divided
Be not connected with current supply circuit, described steel bowl temperature detection control circuit, machine temperature detection control circuit outfan respectively with
The input of alarm protection circuit connects.
Described steel bowl temperature detection control circuit includes steel bowl temperature PLC and for the first of steel bowl temperature detection
Temperature sensor, the outfan of described first temperature sensor is connected with the input of steel bowl temperature PLC.
Described machine temperature detection control circuit includes machine temperature controller and detect second for machine temperature
Temperature sensor, the outfan of described second temperature sensor is connected with the input of machine temperature controller.
Described alarm protection circuit includes machine heating system control contactor (hereinafter referred to as catalyst KM), the first alarm
Control relay (the hereinafter referred to as first relay K A1) and the second alarm control relay (the hereinafter referred to as second relay K A2),
Described steel bowl temperature PLC and machine temperature controller are by catalyst KM and the normally opened contact being controlled by and resistance wire
Electrical connection, normally opened contact and the first alarm that described steel bowl temperature PLC by the first relay K A1 and is controlled by fill
Put electrical connection, described machine temperature controller by catalyst KM and be controlled by normally-closed contact, the second relay K A2 and by
Its normally opened contact controlled and the electrical connection of the second warning devices.
In the present embodiment, described steel bowl temperature PLC uses model to be the chip of LA2002A.
In the present embodiment, in Fig. 1, Fig. 2 and Fig. 3 circuit diagram, the circuit in square frame is newly-increased Overtemperature protection circuit, works as machine
When device temperature is too high (but temperature oneself sets), machine can send alarm.Machine is when just bringing into operation, due to catalyst KM institute
Turning in loop so that a pair normally opened contact Guan Bi of catalyst KM in main circuit, the heating system of machine is run, and the second control
In loop processed, the normally-closed contact of catalyst KM disconnects, and the second relay K A2 disconnects the most therewith.
When steel cup temperature is too high, the first temperature sensor PT100 in temperature controller TC detects the change of temperature, it
After order about the ALARM switch Guan Bi in temperature controller TC, send alarm, subsequently, the second the first relay K A1 controlled in loop is led
Logical so that first controls the normally opened contact Guan Bi of the first relay K A1 in loop, and the conducting of loop, green light place, green light are lit.
Meanwhile, first controls the normally-closed contact of the first relay K A1 in loop disconnects, the loop power-off of catalyst KM place, contact
Device KM disconnects so that in main circuit, the pair of contact of catalyst KM disconnects, and heating system stops heating.
When temperature in machine is too high, the second temperature sensor detects the change of temperature, controls temperature detect switch (TDS) TC2, makes
It disconnects, and loop, catalyst KM place disconnects, and in main circuit, the pair of contact of catalyst KM disconnects, and heating system stops heating.
Meanwhile, second controls the closing of contact of catalyst KM in loop, the second loop, relay K A2 place conducting so that first
Controlling the normally opened contact Guan Bi of the second relay K A2 in loop, loop, red light place turns on, and when red, buzzer ring.
When there being alarm to occur, the heating system of machine can quit work, and after shutdown cooling, just can sound all clear.
Although specifically show and describe this utility model in conjunction with preferred embodiment, but those skilled in the art should
This is understood, in the spirit and scope of the present utility model limited without departing from appended claims, in form and details
On the present invention can be made a variety of changes, be protection domain of the present utility model.
Claims (2)
1. an infrared proof machine Overtemperature protection circuit, it is characterised in that: include steel bowl temperature detection control circuit, machine temperature
Degree detection control circuit and alarm protection circuit, described steel bowl temperature detection control circuit, machine temperature detection control circuit and
Alarm protection circuit is connected with current supply circuit respectively, described steel bowl temperature detection control circuit, machine temperature detection control circuit
Outfan input with alarm protection circuit respectively be connected；
Described steel bowl temperature detection control circuit includes steel bowl temperature PLC and the first temperature for steel bowl temperature detection
Sensor, the outfan of described first temperature sensor is connected with the input of steel bowl temperature PLC；
Described machine temperature detection control circuit includes machine temperature controller and the second temperature for machine temperature detection
Sensor, the outfan of described second temperature sensor is connected with the input of machine temperature controller；
Described alarm protection circuit includes machine heating system control contactor, the first alarm control relay and the second alarm control
Relay processed, described steel bowl temperature PLC and machine temperature controller by machine heating system control contactor and by
Its control normally opened contact electrically connect with resistance wire, described steel bowl temperature PLC pass through the first alarm control relay with
The normally opened contact being controlled by and the electrical connection of the first warning devices, described machine temperature controller is controlled by machine heating system
Catalyst and the normally-closed contact, the second alarm control relay and the normally opened contact being controlled by that are controlled by and the second alarm fill
Put electrical connection.
Infrared proof machine Overtemperature protection circuit the most according to claim 1, it is characterised in that: described steel bowl temperature PLC
Controller uses model to be the chip of LA2002A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620833534.7U CN205844940U (en) | 2016-08-03 | 2016-08-03 | A kind of infrared proof machine Overtemperature protection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620833534.7U CN205844940U (en) | 2016-08-03 | 2016-08-03 | A kind of infrared proof machine Overtemperature protection circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205844940U true CN205844940U (en) | 2016-12-28 |
Family
ID=57617401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620833534.7U Active CN205844940U (en) | 2016-08-03 | 2016-08-03 | A kind of infrared proof machine Overtemperature protection circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205844940U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110686385A (en) * | 2019-08-28 | 2020-01-14 | 珠海格力电器股份有限公司 | Control method for temperature detection unit to execute triple operation, computer readable storage medium and dehumidifier |
| CN112947619A (en) * | 2020-12-31 | 2021-06-11 | 山东皓隆环境科技有限公司 | Safe and simple all-in-one heating control system convenient to control |
-
2016
- 2016-08-03 CN CN201620833534.7U patent/CN205844940U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110686385A (en) * | 2019-08-28 | 2020-01-14 | 珠海格力电器股份有限公司 | Control method for temperature detection unit to execute triple operation, computer readable storage medium and dehumidifier |
| CN112947619A (en) * | 2020-12-31 | 2021-06-11 | 山东皓隆环境科技有限公司 | Safe and simple all-in-one heating control system convenient to control |
| CN112947619B (en) * | 2020-12-31 | 2022-04-01 | 山东皓隆环境科技有限公司 | Safe and simple all-in-one heating control system convenient to control |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105336090B (en) | A kind of intelligent household security system and its control method | |
| CN205194000U (en) | Intelligent family security system | |
| CN205844940U (en) | A kind of infrared proof machine Overtemperature protection circuit | |
| CN207216449U (en) | Staircase switch board temperature-adjusting device | |
| CN204029141U (en) | A kind of wireless water logging Inductance valve | |
| CN102679648A (en) | Intelligent heat pump system controller | |
| CN205484517U (en) | Grid voltage current monitoring system | |
| CN202838055U (en) | Automatic cooling device for motor | |
| CN203564097U (en) | Novel water dispenser | |
| CN202917756U (en) | Plug with temperature control module | |
| CN204456295U (en) | Discharge switch and automatic pump controller | |
| CN203573192U (en) | Energy-saving overheat and overpressure control device of traditional Chinese medicine extracting pot | |
| CN203584654U (en) | Automatic starting and fault alarming system for water jacket heater for diesel generating set | |
| CN207847907U (en) | A kind of air compressor machine anomaly alarming device | |
| CN207230577U (en) | A kind of rotary fire grate rotates monitoring system | |
| CN205176709U (en) | Temperature controller | |
| CN204925826U (en) | Control system of firing equipment | |
| CN204608012U (en) | A kind of warning self-checking circuit thermostat container | |
| CN201758386U (en) | Alarm control circuit for heating devices of tunnel drier | |
| CN205004657U (en) | Switch board cooling device based on bellows principle | |
| CN205334262U (en) | Temperature control device of transformer | |
| CN203224540U (en) | Photovoltaic assembly heat cycle test overtemperature protection device | |
| CN202813930U (en) | Intelligent controller of hot pump system | |
| CN103801864A (en) | Electric welding device | |
| CN103594229A (en) | Heat dissipation structure of dry type transformer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |