CN206418319U - Electric clothes airing machine drying system with protection device - Google Patents
Electric clothes airing machine drying system with protection device Download PDFInfo
- Publication number
- CN206418319U CN206418319U CN201621450969.XU CN201621450969U CN206418319U CN 206418319 U CN206418319 U CN 206418319U CN 201621450969 U CN201621450969 U CN 201621450969U CN 206418319 U CN206418319 U CN 206418319U
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- China
- Prior art keywords
- protection device
- heater
- clothes airing
- mcu controllers
- electronic switch
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- 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.)
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- Drying Of Solid Materials (AREA)
- Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)
Abstract
The utility model is related to a kind of electric clothes airing machine drying system with protection device, including command signal receiving module, first protection device, MCU controllers and heater, by adding the first protection device in the drying system of electric clothes airing machine, and first protection device includes temperature signal collection module and the first electronic switch, MCU controllers are according to temperature signal data, the order being opened or closed is sent to the first electronic switch, electronic switch is controlled to be turned in the range of temperature permission, if detecting constant temperature rise, MCU controllers can close heater by electronic switch.So as to avoid heater from wiring short circuit or blower fan stall occur, heating element temperature can continue disaster hidden-trouble caused by raising, while protecting the drying system of electric clothes airing machine, extend the service life of heater.
Description
【Technical field】
The utility model is related to a kind of electric clothes airing machine drying system with protection device.
【Background technology】
With the fast development of intelligent clothes airing machine, people dry to the clothing that dries in the air and propose higher requirement, electric clothes airing machine
The demand that drying can meet round-the-clock drying has become main flow.The electric clothes airing machine of drying function arises at the historic moment,
The big characteristic developed as electric clothes airing machine, the trend progressively developed as electric clothes airing machine.Occur in the market
The electric clothes airing machine of drying function is largely all based on control heater heating, is run by opening fans load, heat
Wind send out complete machine external environment condition, speeded up to by way of transmitting hot blast clothes drying, by control electronic switch close or
Disconnect, realization is turned on and off heater or fans load.But the electric clothes airing machine of the drying function of in the market, heater is equal
Lack necessary protection, once there is wiring short circuit or blower fan stall, heating element temperature can continue to raise, for a long time
High temperature can shorten the service life of heater, or even damage heater, while there may exist the hidden danger for producing fire source.
【The content of the invention】
For above-mentioned problems of the prior art, the purpose of this utility model is to provide a kind of with protection device
Clothes airing machine drying system, to solve the safety problem for drying clothes airing machine.
To achieve the above object, the technical solution of the utility model is as follows：
A kind of electric clothes airing machine drying system with protection device, including command signal receiving module, the first protection dress
Put, MCU controllers and heater, wherein,
Command signal receiving module is connected with MCU controllers, the command signal for receiving control load running information, and
Export to MCU controllers；
First protection device, including temperature signal collection module and the first electronic switch, the temperature signal collection module
It is arranged near heater, for gathering the temperature signal near heater and sending to MCU controllers；First electronic cutting
Close one end to be connected with MCU controllers, the other end is connected with heater, the order sent according to MCU controllers, perform corresponding dynamic
Make, control the open and close of heater；
MCU controllers are connected with the first electronic switch, according to the command signal or temperature signal received to the first electronics
Switch sends the order being opened or closed.
The electric clothes airing machine drying system with protection device, wherein, the command signal receiving module, for connecing
The guidance command signal for the remote control load running information that remote control is sent is received, and is exported to MCU controllers.
The above-mentioned electric clothes airing machine drying system with protection device, wherein, the temperature signal collection module is temperature
Sensor.
The electric clothes airing machine drying system with protection device, wherein, in addition to blower fan and the second electronic switch, institute
State second electronic switch one end to be connected with MCU controllers, the other end is connected with blower fan, the order sent according to MCU controllers, is held
The corresponding action of row, controls the open and close of blower fan.
The electric clothes airing machine drying system with protection device, wherein, LED indicating module is may also include, with MCU
Controller is connected, and the MCU controllers by dissection process and determine whether to locate according to the temperature signal of the heater collected
In malfunction, corresponding alarm lamp is controlled to light.
The electric clothes airing machine drying system with protection device, wherein, the first electronic switch and the second electronic switch
Include drive module and relay.
The electric clothes airing machine drying system with protection device, wherein, in addition to the second protection device, described second
Protection device is the overflow protecting element being connected in heater load input power loop.
The electric clothes airing machine drying system with protection device, wherein, in addition to the 3rd protection device, the described 3rd
Protection device includes being fixed on the temperature-sensitive element near heater and is connected with temperature-sensitive element and is connected on heater load input
Temperature detect switch (TDS) in electric power loop.
Beneficial effect：
The utility model in the drying system of electric clothes airing machine by adding the first protection device, and first protection
Device includes temperature signal collection module and the first electronic switch, and MCU controllers are according to temperature signal data, to the first electronic cutting
The order for sending and being opened or closed is closed, control electronic switch is turned in the range of temperature permission, if detecting constant temperature
Rise, MCU controllers can close heater by electronic switch.So as to avoid, there is wiring short circuit in heater or blower fan stops
Turn failure, heating element temperature can continue disaster hidden-trouble caused by raising, while the drying system of electric clothes airing machine is protected, extension
The service life of heater.
【Brief description of the drawings】
Fig. 1 is the structured flowchart of the utility model embodiment.
Fig. 2 is control circuit for heater schematic diagram in the utility model embodiment.
Fig. 3 is air-blower control circuit theory diagrams in the utility model embodiment.
【Embodiment】
With reference to specific embodiment, the utility model is described in further detail, but the utility model institute scope is not limited
In this.
Embodiment 1
As shown in figure 1, the utility model is related to a kind of electric clothes airing machine drying system with protection device, including order
Signal receiving module, the first protection device, MCU controllers and heater, wherein, command signal receiving module receives electric clothes airing
The guidance command signal for the control load running information that frame remote control is sent, and export to MCU controllers；First protection device,
Including temperature signal collection module and the first electronic switch, in the present embodiment, the temperature signal collection module is TEMP
Device, is arranged near heater, for gathering the temperature signal near heater and sending to MCU controllers；First electricity
Sub switch one end is connected with MCU controllers, and the other end is connected with heater, the order sent according to MCU controllers, is performed corresponding
Action, control heater open and close；MCU controllers are connected with the first electronic switch, are believed according to the order received
Number or temperature signal send the order that is opened or closed to the first electronic switch.In the state of drying system unlatching, MCU controls
Device can send the order being opened or closed to the first electronic switch, control electronic switch is in temperature according to temperature signal data
Turned in the range of permission, if detecting constant temperature rise, MCU controllers can close heater by electronic switch.From
And avoiding heater from wiring short trouble occur, heating element temperature can continue disaster hidden-trouble caused by raising, and control heater
Reliability service is loaded, while protecting the drying system of electric clothes airing machine, extends the service life of heater.
In order to improve drying efficiency, while heater radiating is helped, the electric clothes airing machine drying with protection device
System, in addition to blower fan and the second electronic switch, described second electronic switch one end are connected with MCU controllers, the other end and wind
Machine is connected, the order sent according to MCU controllers, is performed corresponding action, is controlled the open and close of blower fan.Practical application
In, MCU controllers are sent out to the first electronic switch and the second electronic switch simultaneously according to the command signal or temperature signal received
Lose one's life order, the switch of heater and blower fan is controlled respectively.When remote control opens drying function, blower fan and heating can be opened simultaneously
The heat of heater surfaces is sent to clothing region of drying in the air by device, blower fan by air draught and air supply mode, accelerates clothing to air-dry.
In the present embodiment, first electronic switch and the second electronic switch (or can comprising drive module and relay
Control silicon), MCU controllers export low and high level signal according to the command signal or temperature signal received to drive module, when defeated
When going out high level, drive module driving relay adhesive, heater is opened；When exporting low level, drive module driving relay
Device is disconnected, and heater is closed.
When heater or blower fan break down, the temperature rise near heater is described to remind user to fix a breakdown
Band electric clothes airing machine drying system may also include LED indicating module, and the LED indicating module is connected with MCU controllers,
MCU controllers by dissection process and determine whether to be in malfunction, control according to the temperature signal of the heater collected
Make corresponding alarm lamp to light, to remind user to fix a breakdown.
Further, described electric clothes airing machine drying system also includes the second protection device, in the present embodiment, and described the
Two protection devices are that element, such as fuse are protected in the overcurrent protection being connected in heater load input power loop.Work as heating
When device overload, failure or short circuit, it may appear that overcurrent phenomenon, now blown fuse, it is to avoid heater continues excessively stream and caused
Hidden danger.
Further, described electric clothes airing machine drying system also includes in the 3rd protection device, the present embodiment, described
3rd protection device includes being fixed on the temperature-sensitive element near heater and being connected with temperature-sensitive element and be connected on heater load
Temperature detect switch (TDS) in input power loop.In heater running, when such as blower fan hinders stalling for some reason, heater temperature now
Degree is drastically raised, if not cutting off heating installation power supply electric power loop, continuous high temperature occurs in heter temperature, can damage heating element
It could even be possible to occurring disaster hidden-trouble.When the temperature-sensitive element for being fixed on heater annex detects heater surface temperatures higher than one
Fixed temperature, feedback linkage is to the temperature detect switch (TDS) being connected in heater load input power loop, and temperature detect switch (TDS) is by normal work
The normally closed connection made, which is transformed into, to be disconnected, so as to cut off the ac power supply circuit power supply for being connected on heater.
Fig. 2 show control circuit for heater schematic diagram in the present embodiment.Load exchange supply power supply ULN is connected to L, N
Two ends, LA is heater, and heater two ends are serially connected on D and F tie points.RLY1 is relay, and triode Q1 is used as driving and filled
Put, be connected with MCU controllers, by setting a temperature sensor being connected with MCU to be used as temperature signal collection near LA
Module, constitutes the first protection device.MCU controllers export high according to temperature signal, resolution temperature value according to the size of temperature value
Being turned on and off for heater is realized in level signal or low level signal UA to HA ports, and triode Q1 is limited by RA current limlitings
Base current, when temperature value is less than some temperature spot, UA is high level signal, Q1 conductings, relay RLY1 adhesives, heating
Device is opened；When temperature value is higher than some temperature spot, when UA is low level signal, Q1 cut-offs forbid adhesive RLY relays, such as
Really the relay is in attracting state, then does disconnection process to the RLY relays of the adhesive, heater is closed.Fuse FS1 makees
It is connected on for the second protection device in AC power current supply circuit, when heater overload, failure or short circuit, it may appear that overcurrent
Phenomenon, fuse FS1 disconnects, it is to avoid heater continues hidden danger caused by excessively stream.Be fixed on temperature-sensitive element PT near LA and
The temperature detect switch (TDS) PA being connected with temperature-sensitive element PT constitutes the 3rd protection device, when PT detects heater surface temperatures higher than certain
Temperature, feedback linkage arrive PA parts, PA parts are transformed into by the normally closed connection of normal work and disconnected, so as to cut off series connection
, can be by automatically reseting or hand-reset when the normal operation again when in the ac power supply circuit power supply of heater
Mode recovers PA members close functions, and the present embodiment is realized by way of hand-reset.
Fig. 3 is air-blower control circuit theory diagrams in the present embodiment.Load exchange supply power supply ULN is connected to L, N two ends,
CN1 two ends connecting fan, RLY2 is relay, and triode Q2 is used as drive device, is connected with MCU controllers, MCU controllers
According to temperature signal, resolution temperature value exports high level signal according to the size of temperature value or low level signal UB to H ports is real
Now blower fan is turned on and off, by RB metering functions, Q2 base current is limited, when UB is high level signal, Q2 is led
Logical, relay RLY2 adhesives, blower fan is opened；When UB is low level signal, Q2 cut-offs, relay RLY2 is disconnected, and blower fan is closed.
It is described above, preferably specific embodiment only of the present utility model, but protection domain of the present utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model is disclosed, according to this practicality
New technical scheme and its design is subject to equivalent substitution or change, should all cover in protection domain of the present utility model.
Claims (8)
1. a kind of electric clothes airing machine drying system with protection device, it is characterised in that including command signal receiving module,
One protection device, MCU controllers and heater, wherein,
Command signal receiving module is connected with MCU controllers, for receiving the command signal of control load running information, and is exported
To MCU controllers；
First protection device, including temperature signal collection module and the first electronic switch, the temperature signal collection module are set
Near heater, for gathering the temperature signal near heater and sending to MCU controllers；First electronic switch one
End is connected with MCU controllers, and the other end is connected with heater, the order sent according to MCU controllers, performs corresponding action,
Control the open and close of heater；
MCU controllers are connected with the first electronic switch, according to the command signal or temperature signal received to the first electronic switch
Send the order being opened or closed.
2. the electric clothes airing machine drying system according to claim 1 with protection device, it is characterised in that the order
Signal receiving module, the guidance command signal of the remote control load running information for receiving remote control transmission, and export extremely
MCU controllers.
3. the electric clothes airing machine drying system according to claim 1 with protection device, it is characterised in that the temperature
Signal acquisition module is temperature sensor.
4. the electric clothes airing machine drying system according to claim 1 with protection device, it is characterised in that also including wind
Machine and the second electronic switch, described second electronic switch one end are connected with MCU controllers, and the other end is connected with blower fan, according to MCU
The order that controller is sent, performs corresponding action, controls the open and close of blower fan.
5. the electric clothes airing machine drying system according to claim 4 with protection device, it is characterised in that may also include
LED indicating module, is connected with MCU controllers, and the MCU controllers pass through according to the temperature signal of the heater collected
Dissection process simultaneously determines whether, in malfunction, to control corresponding alarm lamp to light.
6. the electric clothes airing machine drying system with protection device according to claim 4 or 5, it is characterised in that first
Electronic switch and the second electronic switch include drive module and relay or controllable silicon.
7. the electric clothes airing machine drying system according to claim 6 with protection device, it is characterised in that also including
Two protection devices, second protection device is the overflow protecting element being connected in heater load input power loop.
8. the electric clothes airing machine drying system according to claim 7 with protection device, it is characterised in that also including
Three protection devices, the 3rd protection device include be fixed on the temperature-sensitive element near heater and be connected with temperature-sensitive element and
It is connected on the temperature detect switch (TDS) in heater load input power loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621450969.XU CN206418319U (en) | 2016-12-28 | 2016-12-28 | Electric clothes airing machine drying system with protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621450969.XU CN206418319U (en) | 2016-12-28 | 2016-12-28 | Electric clothes airing machine drying system with protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206418319U true CN206418319U (en) | 2017-08-18 |
Family
ID=59575738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621450969.XU Active CN206418319U (en) | 2016-12-28 | 2016-12-28 | Electric clothes airing machine drying system with protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206418319U (en) |
-
2016
- 2016-12-28 CN CN201621450969.XU patent/CN206418319U/en active Active
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