CN209517360U - A kind of building intercom host that can be heated automatically under low temperature - Google Patents
A kind of building intercom host that can be heated automatically under low temperature Download PDFInfo
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- CN209517360U CN209517360U CN201920163303.3U CN201920163303U CN209517360U CN 209517360 U CN209517360 U CN 209517360U CN 201920163303 U CN201920163303 U CN 201920163303U CN 209517360 U CN209517360 U CN 209517360U
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Abstract
The utility model belongs to building intercom host technology, the building intercom host for being related to heat automatically under a kind of low temperature includes ladder way host, glass cover-plate, capacitance touch sensor key, ladder way host surface is equipped with capacitance touch sensor key, capacitive sensing touch sensitive key top is equipped with glass cover-plate, temperature sensor, fan and heating component are separately installed between glass cover-plate and capacitive sensing membrane keyboard, temperature sensor, fan and heating component are connected with control assembly；Display screen is installed above glass cover-plate, loudspeaker and camera are installed above display screen, solve existing building intercom host environment temperature it is too low when, capacitance touch be easy failure defect.
Description
Technical field
The utility model relates to building intercom host technology, in particular to the building talkback that can be heated automatically under a kind of low temperature
Host.
Background technique
Building conversational system is to realize a kind of interaction device that visitor, resident, administrative center connect each other, Fang Ketong
It crosses and the ladder way host keyboard on unit doorway is operated, resident and administrative center can be called, the functions such as password unlocking,
In actual use, key is most frequently used for host, and mechanical key is easy to damage, and mechanical key be difficult to accomplish it is dust-proof with
Waterproof, mechanical key are gradually replaced by capacitance touch button, but capacitance touch be influenced by temperature it is larger, when environment temperature is too low
When, capacitance touch drift can be caused even to fail.
Utility model content
Based on this, the purpose of this utility model is that propose, solve existing building intercom host environment temperature it is too low when, electricity
Hold the defect for touching and being easy failure.
The embodiments of the present invention provide, and specific technical solution is as follows:
To achieve the above object, the utility model uses a kind of following technical scheme: the building that can be heated automatically under low temperature
Talk-back host, including ladder way host, glass cover-plate, capacitance touch sensor key, ladder way host surface are equipped with capacitance touch
Sensor key, capacitance touch sensor key top are equipped with glass cover-plate, incude in the glass cover-plate and the capacitance touch
Be separately installed between key temperature sensor, fan and heating component, temperature sensor, fan and heating component with control group
Part is connected；Display screen is installed above the glass cover-plate, loudspeaker and camera are installed above the display screen.
Further preferably, installation system power supply in the ladder way host, the emitter of system power supply connection switch pipe,
The collector of switching tube is connected to fan and heating component, and the other end of fan and heating component is grounded, temperature sensor
Data output end connect with single-chip microcontroller sample port, single-chip microcontroller control port is connected to the base stage and hair of switching tube by resistance
Emitter-base bandgap grading.
Further preferably, the single-chip microcontroller is the control of PIC16F886 single-chip microcontroller, and workflow is as follows.
1) single-chip microcontroller powers on step 1；
2) after the completion of powering on movement, start initialization step 2；
3) after the completion of initialization action, start timed process 3
4) after timing, single-chip microcontroller acquires port data step 4；
5) after the completion of acquiring, data are carried out to calculate step 5；
6) step 6 is compared to data；
If 7) data are in values, return step 4；
If 8) data are not in values, switching tube 204 enters on state step 7；
9) after completion warm reset is restarted, timed process is reentered, completes a circulation.
The building intercom host and circuit system that can be heated automatically under a kind of low temperature provided by the utility model:
1) emitter of system power supply connection switch pipe, the collector of switching tube are connected to fan and heating component, fan
It is grounded with the other end of heating component；
2) data output end of temperature sensor is connect with single-chip microcontroller sample port, and single-chip microcontroller control port is connected by resistance
It is connected to the base stage and emitter of switching tube；
3) collected data are sent to single-chip microcontroller sample port by temperature sensor, and single-chip microcontroller carries out the data of acquisition
It calculates, and is compared with the value of setting；
4) when comparison result within a preset range when, single-chip microcontroller control port be high-impedance state, switching tube be in cut-off shape
State, heating component and fan are not powered, and are in halted state, will not be worked；
5) when comparison result not within a preset range when, single-chip microcontroller control port is low resistive state, and switching tube enters conducting
State, system power supply are transferred to heating component and fan by switching tube, and heating component and fan are immediately entered due to there is power supply
Working condition heats capacitance touch sensor key and glass cover-plate；
6) internal temperature of ladder way host increases after heating, and collected data are sent to single-chip microcontroller and adopted by temperature sensor
Sample port, single-chip microcontroller calculate the data of acquisition, and are compared with the value of setting；
7) when comparison result within a preset range when, single-chip microcontroller control port 203 is high-impedance state, and switching tube 205 is in
Off state, heating component and fan are not powered, and stop working one circulation of completion.
When building intercom host environment temperature is too low, capacitance touch drift is even failed, so when the temperature of the surroundings is low,
Automatically capacitance touch induction region is heated, guarantees that capacitance touch induction can work normally in low temperature environment.
Detailed description of the invention
In figure: 1- ladder way host, 2- temperature sensor, 3- fan, 4- loudspeaker, 5- camera, 6- display screen, 7- capacitor
Touch sensitive key, 8- card reader, 9- glass cover-plate, 10- heating component, 11- control assembly；201- single-chip microcontroller, 202- resistance,
203- single-chip microcontroller control port, 204- single-chip microcontroller sample port, 205- switching tube.
Fig. 1 is the host structure chart for the building intercom host that can be heated automatically under a kind of low temperature of the utility model；
Fig. 2 is the temprature control unit electricity inside the building intercom host that can be heated automatically under a kind of low temperature of the utility model
Device schematic diagram；
Fig. 3 is the single-chip microcontroller work flow diagram for the building intercom host that can be heated automatically under a kind of low temperature of the utility model.
Specific embodiment
Now in conjunction with drawings and examples, the utility model is described in further detail.Referring to Fig. 1, Fig. 2, Fig. 3, under a kind of low temperature
The building intercom host that can be heated automatically, including ladder way host 2, glass cover-plate 9, capacitance touch sensor key 7,1 table of ladder way host
Face is equipped with capacitance touch sensor key 7, and capacitive sensing touch sensitive key top is equipped with glass cover-plate 9, in the glass
Temperature sensor 2, fan 3 and heating component 10 are separately installed between cover board 9 and the capacitive sensing membrane keyboard 7, temperature passes
Sensor 2, fan 3 and heating component 10 are connected 11 with control assembly；The top of glass cover-plate 9 is equipped with display screen 6, display
The top of screen 6 is equipped with loudspeaker 4 and camera 5.
Further preferably, installation system power supply in the ladder way host 1, the hair of system power supply connection switch pipe 205
Emitter-base bandgap grading, the collector of switching tube 205 are connected to fan 3 and heating component 10, and the other end of fan 3 and heating component 10 connects
The data output end on ground, temperature sensor 2 is connect with single-chip microcontroller sample port 204, and single-chip microcontroller control port 203 passes through resistance
It is connected to the base stage and emitter of switching tube 205, the 11 circuit process of control assembly inside ladder way host 1 is as follows:
1) emitter of system power supply connection switch pipe 205, the collector of switching tube 205 are connected to fan 3 and heating group
The other end of part 10, fan 3 and heating component 10 is grounded；
2) data output end of temperature sensor 2 is connect with single-chip microcontroller sample port 204, and single-chip microcontroller control port 203 is logical
Cross base stage and emitter that resistance 202 is connected to switching tube 205；
3) collected data are sent to single-chip microcontroller sample port 204 by temperature sensor 2,201 pairs of single-chip microcontroller acquisitions
Data are calculated, and are compared with the value of setting；
4) when comparison result within a preset range when, single-chip microcontroller control port 203 is high-impedance state, and switching tube 205 is in
Off state, heating component 10 and fan 3 are not powered, and are in halted state, will not be worked；
5) when comparison result not within a preset range when, single-chip microcontroller control port 203 be low resistive state, switching tube 205 into
Enter on state, system power supply is transferred to heating component 10 and fan 3 by switching tube 205, heating component 10 and fan 3 due to
There is power supply, immediately enter working condition, capacitance touch sensor key 7 and glass cover-plate 9 are heated；
6) internal temperature of ladder way host 1 increases after heating, and collected data are sent to single-chip microcontroller by temperature sensor 2
The data of sample port 204,201 pairs of single-chip microcontroller acquisitions calculate, and are compared with the value of setting；
7) when comparison result within a preset range when, single-chip microcontroller control port 203 is high-impedance state, and switching tube 205 is in
Off state, heating component 10 and fan 3 are not powered, and stop working one circulation of completion.
Further preferably, single-chip microcontroller 201 is the control of PIC16F886 single-chip microcontroller, and workflow is as follows.
1) single-chip microcontroller 201 powers on step 1；
2) after the completion of powering on movement, start initialization step 2；
3) after the completion of initialization action, start timed process 3
4) after timing, single-chip microcontroller 201 acquires port data step 4；
5) after the completion of acquiring, data are carried out to calculate step 5；
6) step 6 is compared to data；
If 7) data are in values, return step 4；
If 8) data are not in values, switching tube 205 enters on state step 7；
9) after completion warm reset is restarted, timed process is reentered, completes a circulation.
When the utility model is too low to existing building intercom host environment temperature, capacitance touch is easy the defect of failure, mentions
For a kind of building intercom host heated automatically with low temperature, when the temperature of the surroundings is low, automatically to capacitance touch induction region
It is heated, guarantees that capacitance touch induction can work normally in low temperature environment.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (3)
1. the building intercom host that can be heated automatically under a kind of low temperature, which is characterized in that including ladder way host, glass cover-plate, electricity
Hold touch sensitive key, ladder way host surface is equipped with capacitance touch sensor key, the installation of capacitance touch sensor key top
Have glass cover-plate, be separately installed between the glass cover-plate and the capacitance touch sensor key temperature sensor, fan and
Heating component, temperature sensor, fan and heating component are connected with control assembly；It is equipped with above the glass cover-plate aobvious
Display screen is equipped with loudspeaker and camera above the display screen.
2. the building intercom host that can be heated automatically under a kind of low temperature according to claim 1, which is characterized in that the ladder
Installation system power supply in mouth host, the emitter of the system power supply connection switch pipe, the collector of the switching tube are connected to
The other end of fan and heating component, the fan and the heating component is grounded, and the data of the temperature sensor are defeated
Outlet is connect with single-chip microcontroller, the single-chip microcontroller by resistance be connected to the switching tube base stage and the emitter.
3. the building intercom host that can be heated automatically under a kind of low temperature according to claim 2, which is characterized in that the list
Piece machine is PIC16F886 single-chip microcontroller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920163303.3U CN209517360U (en) | 2019-01-30 | 2019-01-30 | A kind of building intercom host that can be heated automatically under low temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920163303.3U CN209517360U (en) | 2019-01-30 | 2019-01-30 | A kind of building intercom host that can be heated automatically under low temperature |
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| Publication Number | Publication Date |
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| CN209517360U true CN209517360U (en) | 2019-10-18 |
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| CN201920163303.3U Active CN209517360U (en) | 2019-01-30 | 2019-01-30 | A kind of building intercom host that can be heated automatically under low temperature |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111050122A (en) * | 2019-11-20 | 2020-04-21 | 安徽舜禹水务股份有限公司 | Two supply pump house sewage treatment station wisdom security protection monitored control systems |
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2019
- 2019-01-30 CN CN201920163303.3U patent/CN209517360U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111050122A (en) * | 2019-11-20 | 2020-04-21 | 安徽舜禹水务股份有限公司 | Two supply pump house sewage treatment station wisdom security protection monitored control systems |
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