CN205787985U - A kind of temp. controllable humidity controller with control function - Google Patents
A kind of temp. controllable humidity controller with control function Download PDFInfo
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- CN205787985U CN205787985U CN201620704936.7U CN201620704936U CN205787985U CN 205787985 U CN205787985 U CN 205787985U CN 201620704936 U CN201620704936 U CN 201620704936U CN 205787985 U CN205787985 U CN 205787985U
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- temperature
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Abstract
The utility model discloses a kind of temp. controllable humidity controller with control function, temperature acquisition arranges temperature with comparison circuit by variable resistance and starts definite value, its input is connected with temperature sensor, outfan connection monitoring and a road temperature monitoring module relay drive circuit of control circuit.Described humidity collection arranges humidity with comparison circuit by variable resistance and starts definite value, and its input is connected with humidity sensor, another road humidity control module relay drive circuit of outfan connection monitoring and control circuit.Described air draft assistant starting contact and heating assistant starting contact are connected in parallel to monitor and control circuit input with the outfan of comparison circuit with comparison circuit, humidity collection with temperature acquisition respectively.The outfan of described supervision and control circuit connects relay drive circuit auxiliary contact.A kind of low cost, high reliability, band monitors and controls interface temp. controllable humidity controller, can be as the dumb terminal equipment accessing Intellectualized monitoring network.
Description
Technical field
This utility model relates to a kind of electrical control dish cabinet inner space temperature and humidity controller, the internal humiture of adjustment disk cabinet
Environment, to ensure electrical equipment safe and reliable operation.
Background technology
Temperature and humidity controller product is mainly used in the electric-controlleds such as middle-high voltage switch, ring main unit, box type transformer, terminal box
The regulation of dish cabinet internal temperature processed and humidity controls.Can effectively prevent the equipment fault caused because of low temperature, high temperature and make moist or
Creepage, the generation of flashover fault that condensation causes.
Market Temperature and Humidity Control mode mainly has following three kinds at present:
(1) Temperature Humidity Sensor is utilized to deliver to controller based on PLC module design by measuring signal, by measuring and meter
Calculation carries out corresponding actions.This type of temperature and humidity controller has integrated, intelligent, the feature of networking, have good control,
Monitoring and communication function, function is the most powerful, but operation and maintenance is relatively costly, beyond many industrial occasions application demands.
(2) mode of another kind of Temperature and Humidity Control is combine Temperature Humidity Sensor and op-amp circuit design warm and humid
Degree controller.Measurement signal is delivered to controller by Temperature Humidity Sensor, then by controller by this testing result and the standard preset
Value compares, and then takes corresponding actions.This type of temperature controller, cost is relatively low, is widely used, but lack of wisdomization monitoring
Network interface.Not having the malfunctioning warning function of temperature and humidity controller, also do not have expanded function, running status can not get effectively monitoring
And control, break down and cannot effectively be alerted, it is necessary to could find by interim maintenance, being worth for unmanned of control
For the transformer station kept, the most inapplicable.
(3) mode of a kind of Temperature and Humidity Control is the input carrying out heater for a long time, and works by increasing heater
Current detecting alarm device is used for monitoring the duty of heater, exports warning contact point signal when exception.This mode can
To effectively monitor the operating current of heater, and at the very first time that heater breaks down timely output alarm signal, can
To ensure that switch cubicle in-cabinet temperature is kept above ambient temperature, but heater is not related to after work for a long time, although maximum
Ensure that to degree switch cubicle will not condensation, but owing to being electrified for a long time work, the serious waste of electric energy can be caused.
Utility model content
Technical problem to be solved in the utility model is exploitation a kind of low cost, high reliability, and band monitors and control connects
Mouth temp. controllable humidity controller, can be as the dumb terminal equipment accessing Intellectualized monitoring network.
In order to realize above-mentioned technical characteristic, the purpose of this utility model is achieved in that one has control function
Temp. controllable humidity controller, it include temperature sensor, humidity sensor, temperature acquisition and comparison circuit, humidity collection with
Comparison circuit, air draft assistant starting contact, heating assistant starting contact, supervision and control circuit, air draft monitor contact, heating prison
Depending on contact, air draft circuit controls contact, heater circuit controls contact and power circuit.
Described temperature acquisition arranges temperature with comparison circuit by variable resistance and starts definite value, its input and temperature sensing
Device is connected, outfan connection monitoring and a road temperature monitoring module relay drive circuit of control circuit.
Described humidity collection arranges humidity with comparison circuit by variable resistance and starts definite value, its input and humidity sensor
Device is connected, another road humidity control module relay drive circuit of outfan connection monitoring and control circuit.
Described air draft assistant starting contact and heating assistant starting contact are adopted with comparison circuit, humidity with temperature acquisition respectively
Collection is connected in parallel to monitor and control circuit input with the outfan of comparison circuit.
The outfan of described supervision and control circuit connects relay drive circuit auxiliary contact.
Described relay drive circuit auxiliary contact includes that air draft monitors contact, adds thermal surveillance contact, the control of air draft circuit
Contact and heater circuit control contact, described power circuit respectively with temperature acquisition and temperature sensor, humidity sensor, compare
Circuit, humidity collection are connected with comparison circuit, air draft assistant starting contact, heating assistant starting contact, supervision and control circuit
Power supply is provided for them.
Described temperature sensor uses critesistor, and the Temperature Quantity collected is reached temperature acquisition and comparison circuit.
Described humidity sensor select resistance-type humiceram, the humidity amount collected is reached humidity collection with
Comparison circuit.
Described supervision and control circuit use control relay circuit, and relay contact power requirement is 220VAC/5A, by
The on all four temperature monitoring module of structure and humidity control module two parts composition, both work alone, can simultaneously monitor with
Control ambient temperature and humidity.
Described power circuit is made up of reduction voltage circuit, rectification circuit, filter circuit and mu balanced circuit, the input of power circuit
Voltage range is 220V ± 15%.
This utility model has the advantages that:
(1) a kind of temp. controllable humidity controller with control function of the present utility model, based on transporting amplifier simulation
Circuit design, has obvious cost advantage compared to the temperature and humidity controller designed based on PLC or microprocessor module.
(2) a kind of temp. controllable humidity controller with control function of the present utility model, possesses start and stop heating, air draft
Monitor and control function, can be as the dumb terminal equipment accessing Intellectualized monitoring network.
(3) a kind of temp. controllable humidity controller with control function of the present utility model, Temperature and Humidity Control definite value is adjustable,
There is technology and economic serviceability widely.
Accompanying drawing explanation
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is structured flowchart of the present utility model.
In figure: include temperature sensor 1, humidity sensor 2, temperature acquisition and comparison circuit 3, humidity collection and compare electric
Road 4, air draft assistant starting contact 5, heating assistant starting contact 6, supervision and control circuit 7, air draft monitor contact 8, heating prison
Depending on contact 9, air draft circuit controls contact 10, heater circuit controls contact 11, power circuit 12.
Detailed description of the invention
Below in conjunction with the accompanying drawings embodiment of the present utility model is described further.
As it is shown in figure 1, a kind of temp. controllable humidity controller with control function, it includes that temperature sensor 1, humidity pass
Sensor 2, temperature acquisition and comparison circuit 3, humidity collection and comparison circuit 4, air draft assistant starting contact 5, heating assistant starting
Contact 6, supervision and control circuit 7, air draft monitor contact 8, add thermal surveillance contact 9, air draft circuit control contact 10, heater circuit
Control contact 11 and power circuit 12.
Further, described temperature acquisition arranges temperature startup definite value, its input with comparison circuit 3 by variable resistance
It is connected with temperature sensor 1, outfan connection monitoring and a road temperature monitoring module relay drive circuit of control circuit 7.
Further, described humidity collection arranges humidity startup definite value, its input with comparison circuit 4 by variable resistance
Being connected with humidity sensor 2, another road humidity control module relay of outfan connection monitoring and control circuit 7 drives electricity
Road.
Further, described air draft assistant starting contact 5 and heating assistant starting contact 6 respectively with temperature acquisition with compare
Circuit 3, humidity collection are connected in parallel to monitor and control circuit 7 input with the outfan of comparison circuit 4.
Further, the outfan of described supervision and control circuit 7 connects relay drive circuit auxiliary contact.
Further, described relay drive circuit auxiliary contact includes that air draft monitors contact 8, adds thermal surveillance contact 9, row
Wind-powered electricity generation road controls contact 10 and heater circuit and controls contact 11, described power circuit 12 respectively with temperature acquisition and temperature sensor
1, humidity sensor 2, comparison circuit 3, humidity collection connect with comparison circuit 4, air draft assistant starting contact 5, heating assistant starting
Point 6, supervision and control circuit 7 are connected as them and provide power supplys.
Further, described temperature sensor 1 uses critesistor, the Temperature Quantity collected is reached temperature acquisition with than
Relatively circuit.The temperature value that temperature acquisition is responsible for comparison circuit collecting temperature sensor compares with design temperature definite value, surveys
When amount temperature is higher than design temperature, temperature acquisition starts air draft with comparison circuit output voltage, prevents inside electrical control dish cabinet
Temperature is too high.The resistance of 10 kilo-ohms can be used, its temperature-measuring range and precision: 0-80 DEG C ± 3 DEG C.
Further, resistance-type humiceram selected by described humidity sensor, can be arranged on appropriate location flexibly,
The humidity amount collected is reached humidity collection and comparison circuit.Humidity collection and comparison circuit are responsible for temperature sensor collection
To humidity value compare with setting humidity definite value, measure humidity higher than when setting humidity, humidity collection and comparison circuit output electricity
Pressure starts heating, prevents electrical control dish cabinet internal condensation from occurring.The CGS-H14 produced such as SCIMAREC company, hygrometric scope
And precision: 20%-98%RH ± 5%.
Further, described supervision and control circuit 7 use the control relay circuit, relay contact power requirement to be
220VAC/5A, is made up of the on all four temperature monitoring module of structure and humidity control module two parts, and both work alone,
Can simultaneously monitor and control ambient temperature and humidity.Temperature monitoring module and humidity control module also additional configuration air draft auxiliary
Start contact, heating assistant starting contact, it is achieved the flexible expansion function that air draft and heating Non-follow control or other modes control.
Temperature monitoring module and the humidity control module of control relay circuit are provided with action indicator, when starting heater or row
During fan, corresponding display lamp is lighted, and simultaneously drives control contact, monitors contact action.
Further, air draft control circuit, control contact by the air draft circuit of supervision and control circuit and control air draft
Fan work, air draft entry condition (any of which item is satisfied i.e. starts air draft): (1) temperature acquisition and comparison circuit output voltage；
(2) air draft assistant starting contact action.Air draft stop condition (meets following condition simultaneously and i.e. stops air draft): (1) temperature acquisition
With comparison circuit without output voltage；(2) air draft assistant starting contact is failure to actuate.
Further, heating control circuit, control contact by the heater circuit of supervision and control circuit and control heating
Device works, heating starting condition (any of which item is satisfied i.e. starts heating): (1) humidity collection and comparison circuit output voltage；
(2) heating assistant starting contact action.Heating stop condition (meets following condition simultaneously and i.e. stops heating): (1) humidity collection
With comparison circuit without output voltage；(2) heating assistant starting contact is failure to actuate.
Further, described power circuit 12 is made up of reduction voltage circuit, rectification circuit, filter circuit and mu balanced circuit, electricity
The input voltage range of source circuit is 220V ± 15%.
Specific works process of the present utility model and operation principle be:
Based on transporting amplifier Analog Circuit Design, compared to the humiture control designed based on PLC or microprocessor module
Utensil processed has obvious cost advantage；Possess start and stop heating, the supervision of air draft and control function, can be as accessing Intellectualized monitoring
The dumb terminal equipment of network；This temperature and humidity controller Temperature and Humidity Control definite value is adjustable, has technology and economic and practical widely
Property.
Above-described embodiment is used for illustrating this utility model rather than limiting this utility model, in this practicality
In novel spirit and scope of the claims, any modifications and changes that this utility model is made, both fall within this reality
With novel protection domain.
Claims (6)
1. a temp. controllable humidity controller with control function, it is characterised in that: it includes temperature sensor (1), humidity
Sensor (2), temperature acquisition and comparison circuit (3), humidity collection and comparison circuit (4), air draft assistant starting contact (5), add
Hot assistant starting contact (6), supervision and control circuit (7), air draft monitor contact (8), add thermal surveillance contact (9), air draft circuit
Control contact (10), heater circuit controls contact (11) and power circuit (12)；
Described temperature acquisition arranges temperature with comparison circuit (3) by variable resistance and starts definite value, its input and temperature sensing
Device (1) is connected, outfan connection monitoring and a road temperature monitoring module relay drive circuit of control circuit (7)；
Described humidity collection arranges humidity with comparison circuit (4) by variable resistance and starts definite value, its input and humidity sensor
Device (2) is connected, another road humidity control module relay drive circuit of outfan connection monitoring and control circuit (7)；
Described air draft assistant starting contact (5) and heating assistant starting contact (6) respectively with temperature acquisition and comparison circuit (3),
Humidity collection is connected in parallel to monitor and control circuit (7) input with the outfan of comparison circuit (4)；
The outfan of described supervision and control circuit (7) connects relay drive circuit auxiliary contact.
A kind of temp. controllable humidity controller with control function the most according to claim 1, it is characterised in that continue described in:
Electrical apparatus driving circuit auxiliary contact includes that air draft monitors contact (8), adds thermal surveillance contact (9), air draft circuit control contact (10)
Control contact (11) with heater circuit, described power circuit (12) respectively with temperature acquisition and temperature sensor (1), humidity sensor
Device (2), comparison circuit (3), humidity collection and comparison circuit (4), air draft assistant starting contact (5), heating assistant starting contact
(6), monitor and control circuit (7) is connected as them and provides power supply.
A kind of temp. controllable humidity controller with control function the most according to claim 1, it is characterised in that: described temperature
Degree sensor (1) uses critesistor, and the Temperature Quantity collected is reached temperature acquisition and comparison circuit.
A kind of temp. controllable humidity controller with control function the most according to claim 1, it is characterised in that: described wet
Resistance-type humiceram selected by degree sensor, and the humidity amount collected is reached humidity collection and comparison circuit.
A kind of temp. controllable humidity controller with control function the most according to claim 1, it is characterised in that: described prison
Depending on and control circuit (7) use control relay circuit, relay contact power requirement is 220VAC/5A, by structure complete
The temperature monitoring module caused and humidity control module two parts composition, both work alone, and can simultaneously monitor and control environment temperature
Degree and humidity.
A kind of temp. controllable humidity controller with control function the most according to claim 2, it is characterised in that: described electricity
Source circuit (12) is made up of reduction voltage circuit, rectification circuit, filter circuit and mu balanced circuit, and the input voltage range of power circuit is
220V ± 15%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620704936.7U CN205787985U (en) | 2016-07-06 | 2016-07-06 | A kind of temp. controllable humidity controller with control function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620704936.7U CN205787985U (en) | 2016-07-06 | 2016-07-06 | A kind of temp. controllable humidity controller with control function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205787985U true CN205787985U (en) | 2016-12-07 |
Family
ID=58123843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620704936.7U Expired - Fee Related CN205787985U (en) | 2016-07-06 | 2016-07-06 | A kind of temp. controllable humidity controller with control function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205787985U (en) |
-
2016
- 2016-07-06 CN CN201620704936.7U patent/CN205787985U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20210706 |