CN208444160U - It is a kind of to incude the switching device that is hampered - Google Patents
It is a kind of to incude the switching device that is hampered Download PDFInfo
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- CN208444160U CN208444160U CN201821214253.9U CN201821214253U CN208444160U CN 208444160 U CN208444160 U CN 208444160U CN 201821214253 U CN201821214253 U CN 201821214253U CN 208444160 U CN208444160 U CN 208444160U
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- touch
- signal processing
- touch signal
- processing module
- sensitive panel
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Abstract
The switching device that is hampered is incuded the utility model discloses a kind of, is applied to electric clothes airing machine, including touch-sensitive panel, touch signal processing module and control module；Whether touch-sensitive panel contacts for incuding with the halliard of clothes airing machine, and the output end of touch-sensitive panel is connect with the signal input part of touch signal processing module；The signal output end of touch signal processing module and the control signal input of control module connect, and the control signal output of control module is used to control the motor operation of clothes airing machine；When halliard and touch-sensitive panel contact, the capacitance of touch-sensitive panel output variation is to touch signal processing module, touch signal processing module is when receiving the capacitance of variation of touch-sensitive panel output, low level is transmitted to control module, so as to control motor after receiving low level out of service for control module.When the utility model can effectively be hampered in halliard telescopic process, stop the running of motor in time, reaction sensitivity is high, and structure is simple.
Description
Technical field
The utility model relates to electronic circuit technology fields, and in particular to a kind of to incude the switching device that is hampered.
Background technique
With the development of science and technology, requirement of the people to quality of life is continuously improved, electric clothes airing machine comes into being.It is electronic to dry in the air
Clothing machine realizes the adjustment for clothing position of drying in the air by the position of control crane, since electric clothes airing machine generally will be installed in ceiling
On, when control lifting rack position is hampered, people are difficult to be adjusted by manually mode, are easy to cause skipping of steel wire rope in this way
Slot, random line, influence the normal work of clothes airing machine.
Therefore, it is necessary to which the switch that is hampered is arranged on electric clothes airing machine, when control lifting rack position is hampered, liter is avoided the occurrence of
Phenomena such as job-hopping of drop rope, random line.And in the prior art frequently with mechanical microswitch, since mechanical microswitch is opened
It needs to apply certain strength when starting, thus causes the sensitivity of microswitch not high, moreover, structure is complicated.
Utility model content
The switching device that is hampered is incuded technical problem to be solved by the utility model is to provide a kind of, can effectively risen
When being hampered in drop rope telescopic process, stop the running of motor in time, reaction sensitivity is high, and structure is simple.
In order to solve the above-mentioned technical problem, the utility model provides a kind of induction and is hampered switching device, dries in the air applied to electronic
Clothing machine, including touch-sensitive panel, touch signal processing module and control module；
Whether the touch-sensitive panel contacts for incuding with the halliard of clothes airing machine, the output end of the touch-sensitive panel
It is connect with the signal input part of the touch signal processing module；The signal output end of the touch signal processing module with it is described
The control signal input of control module connects, and the control signal output of the control module is used to control the motor of clothes airing machine
Operation；When halliard and the touch-sensitive panel contact, the capacitance of the touch-sensitive panel output variation to the touch
Signal processing module, the touch signal processing module when receiving the capacitance of variation of touch-sensitive panel output,
Low level is transmitted to the control module, so that the control module controls motor after receiving the low level and stops fortune
Row.
In a kind of optional embodiment, the touch-sensitive panel is metal plate.
In a kind of optional embodiment, described device further includes power module；First output of the power module
End is connect with the power end of the touch signal processing module, the second output terminal of the power module and the control module
Power end connection.
In a kind of optional embodiment, the touch signal processing module includes touch signal processing chip, first
Resistance and second resistance；The signal input pin of the touch signal processing chip passes through the first resistor and the touch
The signal input part of signal processing module connects, the signal output pin of the touch signal processing chip and the touch signal
The signal output end of processing module connects；The power pins and the touch signal processing module of the touch signal processing chip
Power end connection, the power pins of touch signal processing chip pass through the second resistance and touch signal processing
The signal output pin of chip connects.
In a kind of optional embodiment, the model BHJ2F04 of the touch signal processing chip.
In a kind of optional embodiment, the touch signal processing module further includes LED light and 3rd resistor；Institute
The anode for stating LED light is connect by the 3rd resistor with the power pins that the touch signal handles chip, the LED light
Cathode is connect with the signal output pin of touch signal processing chip.
Compared with the prior art, the utility model has the beneficial effects that: the utility model embodiment proposes a kind of induction
Be hampered switching device, is applied to electric clothes airing machine, including touch-sensitive panel, touch signal processing module and control module；Institute
State whether touch-sensitive panel contacts for incuding with the halliard of clothes airing machine, the output end of the touch-sensitive panel and the touch
The signal input part of signal processing module connects；The signal output end of the touch signal processing module and the control module
Control signal input connection, the control signal output of the control module are used to control the motor operation of clothes airing machine；Work as liter
When drop rope is contacted with the touch-sensitive panel, capacitance to the touch signal of the touch-sensitive panel output variation handles mould
Block, the touch signal processing module is when receiving the capacitance of variation of the touch-sensitive panel output, to the control
Module transfer low level, so as to control motor after receiving the low level out of service for the control module.By above
Structure, the utility model embodiment can incude whether contact with the halliard of clothes airing machine by touch-sensitive panel, and in halliard
When contacting with touch-sensitive panel, export the capacitance of variation to touch signal processing module so that touch signal processing module to
Control module transmits low level, causes control module control motor out of service, achievees the effect that the protection that is hampered, feel due to touching
Answer plate sensitive compared with mechanical microswitch, thus the utility model embodiment has high sensitivity, the simple feature of structure.
Detailed description of the invention
It, below will be to attached needed in embodiment in order to illustrate more clearly of the technical solution of the utility model
Figure is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the utility model, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of structural block diagram for incuding the switching device that is hampered provided by the embodiment of the utility model；
Fig. 2 is the touch signal processing module that a kind of induction provided by the embodiment of the utility model is hampered in switching device
Structural schematic diagram.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than all real
Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without creative efforts
The every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, it is a kind of structural block diagram for incuding the switching device that is hampered provided by the embodiment of the utility model.This
Utility model provides a kind of induction and is hampered switching device, is applied at electric clothes airing machine, including touch-sensitive panel 1, touch signal
Manage module 2 and control module 3；
Whether the touch-sensitive panel 1 contacts for incuding with the halliard of clothes airing machine, the output of the touch-sensitive panel 1
End is connect with the signal input part Vin1 of the touch signal processing module 2；The signal of the touch signal processing module 2 exports
End Vout1 is connect with the control signal input of the control module 3, and the control signal output of the control module 3 is used for
Control the motor operation of clothes airing machine；When halliard and the touch-sensitive panel 1 contact, the output of touch-sensitive panel 1 variation
Capacitance to the touch signal processing module 2, the touch signal processing module 2 is receiving the touch-sensitive panel 1
When the capacitance of the variation of output, transmit low level to the control module 3 so that the control module 3 receive it is described
It is out of service that motor is controlled after low level.
Whether connect with the halliard of clothes airing machine the working principle of the utility model is: the touch-sensitive panel 1 is used to incude
Touching, when halliard is not contacted with the touch-sensitive panel 1, the capacitance that the touch-sensitive panel 1 exports is constant, the touch
Signal processing module 2 transmits high level to the control module 3, so that the control module 3 is after receiving the high level
Control motor continuous service；When halliard and the touch-sensitive panel 1 contact, the electricity of the output of touch-sensitive panel 1 variation
Capacitance to the touch signal processing module 2, the touch signal processing module 2 is receiving the output of touch-sensitive panel 1
Variation capacitance when, to the control module 3 transmit low level so that the control module 3 is receiving the low electricity
Control motor is out of service after flat.
In a kind of optional embodiment, the touch-sensitive panel 1 is metal plate.
In a kind of optional embodiment, described device further includes power module 4；The first of the power module 4 is defeated
Outlet is connect with the power end VCC1 of the touch signal processing module 2, the second output terminal and the control of the power module 4
The power end of molding block 3 connects.The power module 4 is respectively that the touch signal processing module 2 and the control module 3 supply
Electricity.
Referring to Fig. 2, it is the touch signal that a kind of induction provided by the embodiment of the utility model is hampered in switching device
The structural schematic diagram of processing module.In a kind of optional embodiment, the touch signal processing module 2 includes touch signal
Handle chip U, first resistor R1 and second resistance R2；The signal input pin Vin2 of the touch signal processing chip U is logical
It crosses the first resistor R1 to connect with the signal input part Vin1 of the touch signal processing module 2, the touch signal processing
The signal output pin Vout2 of chip U is connect with the signal output end Vout1 of the touch signal processing module 2；The touch
The power pins VCC2 of signal processing chip U is connect with the power end VCC1 of the touch signal processing module 2, the touch letter
The power pins VCC2 of number processing chip U handles the signal output of chip U by the second resistance R2 and the touch signal
Pin Vout2 connection.
The working principle of the touch signal processing module 2 is: when halliard is not contacted with the touch-sensitive panel 1,
The constant capacitance that the touch-sensitive panel 1 exports is transmitted to the touch signal by the first resistor R1 and handles chip
The signal input pin Vin2 of U makes the signal output pin Vout2 output high level of the touch signal processing chip U, thus
The touch signal processing module 2 is set to export high level；When halliard and the touch-sensitive panel 1 contact, the touch sense
The capacitance for the variation for answering plate 1 to export is defeated by the signal that the first resistor R1 is transmitted to the touch signal processing chip U
Enter pin Vin2, makes the signal output pin Vout2 output low level of the touch signal processing chip U, to make the touching
It touches signal processing module 2 and exports low level.
In a kind of optional embodiment, the model BHJ2F04 of the touch signal processing chip U.
In a kind of optional embodiment, the touch signal processing module 2 further includes Light-emitting diode LED and
Three resistance R3；The anode of the Light-emitting diode LED handles the electricity of chip U by the 3rd resistor R3 and the touch signal
Source pin VCC2 connection, the signal output pin of the cathode of the Light-emitting diode LED and touch signal processing chip U
Vout2 connection.When the signal output pin Vout2 of touch signal processing chip U exports low level, the light-emitting diodes
The anode of pipe LED is pulled low, and the Light-emitting diode LED shines, and issues the user with prompt.
Compared with the prior art, the utility model has the beneficial effects that: the utility model embodiment proposes a kind of induction
Be hampered switching device, is applied to electric clothes airing machine, including touch-sensitive panel, touch signal processing module and control module；Institute
State whether touch-sensitive panel contacts for incuding with the halliard of clothes airing machine, the output end of the touch-sensitive panel and the touch
The signal input part of signal processing module connects；The signal output end of the touch signal processing module and the control module
Control signal input connection, the control signal output of the control module are used to control the motor operation of clothes airing machine；Work as liter
When drop rope is contacted with the touch-sensitive panel, capacitance to the touch signal of the touch-sensitive panel output variation handles mould
Block, the touch signal processing module is when receiving the capacitance of variation of the touch-sensitive panel output, to the control
Module transfer low level, so as to control motor after receiving the low level out of service for the control module.By above
Structure, the utility model embodiment can incude whether contact with the halliard of clothes airing machine by touch-sensitive panel, and in halliard
When contacting with touch-sensitive panel, export the capacitance of variation to touch signal processing module so that touch signal processing module to
Control module transmits low level, causes control module control motor out of service, achievees the effect that the protection that is hampered, feel due to touching
Answer plate sensitive compared with mechanical microswitch, thus the utility model embodiment has high sensitivity, the simple feature of structure.
The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art
For personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these are improved and profit
Decorations are also considered as the protection scope of the utility model.
Claims (6)
- The switching device 1. a kind of induction is hampered, is applied to electric clothes airing machine, which is characterized in that including touch-sensitive panel, touches letter Number processing module and control module；Whether the touch-sensitive panel contacts for incuding with the halliard of clothes airing machine, the output end of the touch-sensitive panel and institute State the signal input part connection of touch signal processing module；The signal output end of the touch signal processing module and the control The control signal input of module connects, and the control signal output of the control module is used to control the motor fortune of clothes airing machine Row；When halliard and the touch-sensitive panel contact, capacitance to the touch of the touch-sensitive panel output variation is believed Number processing module, the touch signal processing module when receiving the capacitance of variation of the touch-sensitive panel output, to The control module transmits low level, so as to control motor after receiving the low level out of service for the control module.
- The switching device 2. induction as described in claim 1 is hampered, which is characterized in that the touch-sensitive panel is metal plate.
- The switching device 3. induction as described in claim 1 is hampered, which is characterized in that described device further includes power module；Institute The first output end for stating power module is connect with the power end of the touch signal processing module, and the second of the power module is defeated Outlet is connect with the power end of the control module.
- The switching device 4. induction as claimed in claim 3 is hampered, which is characterized in that the touch signal processing module includes touching Touch signal processing chip, first resistor and second resistance；The signal input pin of the touch signal processing chip passes through institute It states first resistor to connect with the signal input part of the touch signal processing module, the signal of the touch signal processing chip is defeated Pin is connect with the signal output end of the touch signal processing module out；The power pins of touch signal processing chip with The power end of the touch signal processing module connects, and the power pins of the touch signal processing chip pass through second electricity It hinders and is connect with the signal output pin of touch signal processing chip.
- The switching device 5. induction as claimed in claim 4 is hampered, which is characterized in that the model of the touch signal processing chip For BHJ2F04.
- The switching device 6. induction as claimed in claim 4 is hampered, which is characterized in that the touch signal processing module further includes LED light and 3rd resistor；The anode of the LED light handles the power supply of chip by the 3rd resistor and the touch signal Pin connection, the cathode of the LED light are connect with the signal output pin of touch signal processing chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821214253.9U CN208444160U (en) | 2018-07-27 | 2018-07-27 | It is a kind of to incude the switching device that is hampered |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821214253.9U CN208444160U (en) | 2018-07-27 | 2018-07-27 | It is a kind of to incude the switching device that is hampered |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208444160U true CN208444160U (en) | 2019-01-29 |
Family
ID=65085951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821214253.9U Active CN208444160U (en) | 2018-07-27 | 2018-07-27 | It is a kind of to incude the switching device that is hampered |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208444160U (en) |
-
2018
- 2018-07-27 CN CN201821214253.9U patent/CN208444160U/en active Active
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