CN207408481U - A kind of induction type electric display device - Google Patents
A kind of induction type electric display device Download PDFInfo
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- CN207408481U CN207408481U CN201721626630.5U CN201721626630U CN207408481U CN 207408481 U CN207408481 U CN 207408481U CN 201721626630 U CN201721626630 U CN 201721626630U CN 207408481 U CN207408481 U CN 207408481U
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Abstract
The utility model provides a kind of induction type electric display device, including MCU microcontrollers, noncontacting proximity sensor, display, AD conversion module and power supply, the MCU microcontrollers are connected with display, the MCU microcontrollers, noncontacting proximity sensor, AD conversion module and display are connected with power supply, further include circuit conversion module；The noncontacting proximity sensor, circuit conversion module, AD conversion module and MCU microcontrollers are sequentially connected；The circuit conversion module is connected with power supply；The circuit conversion module includes signal judging circuit, signal gating circuit, signal amplification circuit and signal attenuation circuit；The signal judging circuit is connected by signal gating circuit with signal amplification circuit, signal attenuation circuit respectively, and small-signal can be amplified, and is decayed to crossing strong signal, so that the induction type electric display device can be adapted to various installation environments.
Description
Technical field
The utility model is related to power system automation technology field more particularly to a kind of induction type electric display devices.
Background technology
Induction type electric shows device using field coupling principle between high voltage electric field and inductosyn, safety away from
It is whether charged to detect high voltage alive equipment that inductive measuring is carried out from outside, it is safe.
But since the position of inductosyn installation is limited to the size of high voltage alive equipment, distance, and it is limited to
The lead length of inductosyn, the signal for causing the inductosyn received is differed larger by this, so that
Various installation environments can not be neatly adapted to by obtaining the inductor electrification display.
Utility model content
Technical problem to be solved in the utility model is：Improve a kind of induction type band that can be adapted to various installation environments
Electric display device.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is：
A kind of induction type electric display device, including MCU microcontrollers, noncontacting proximity sensor, display, AD conversion module
And power supply, the MCU microcontrollers are connected with display, the MCU microcontrollers, noncontacting proximity sensor, AD conversion module and aobvious
Show that device is connected with power supply,
Further include circuit conversion module；
The noncontacting proximity sensor, circuit conversion module, AD conversion module and MCU microcontrollers are sequentially connected；
The circuit conversion module is connected with power supply；
The circuit conversion module includes signal judging circuit, signal gating circuit, signal amplification circuit and signal attenuation
Circuit；
The signal judging circuit is connected by signal gating circuit with signal amplification circuit, signal attenuation circuit respectively.
Further, the display is pluggable LED light, including LED light body and audio jack；
The LED light body is welded in the audio jack.
Further, the power supply is AC power or lithium battery.
Further, battery protecting circuit is further included；
The battery protecting circuit is connected with the lithium battery.
Further, further include control relay circuit, the control relay circuit respectively with the MCU microcontrollers and
Power supply connects.
Further, self-checking circuit is further included, the self-checking circuit is connected respectively with the MCU microcontrollers and power supply.
Further, further include dial-up gear input circuit, the dial-up gear input circuit respectively with the MCU monolithics
Machine is connected with power supply.
Further, the dial-up gear input circuit is provided with 2 toggle switch.
The beneficial effects of the utility model are：The signal that noncontacting proximity sensor is collected passes through circuit conversion module
MCU microcontrollers are transmitted further to after conversion after AD conversion, the circuit conversion module includes signal judging circuit, signal gating
Circuit, signal amplification circuit and signal attenuation circuit, using two-way judgment mechanism, when signal judging circuit judges gathered letter
Number for useful small-signal, then it is connected by signal gating circuit with signal amplification circuit, the small-signal is amplified,
When signal judging circuit judges that gathered signal is useful and too strong, then pass through signal gating circuit and connect with signal attenuation circuit
It connects, decays to the strong signal of crossing, so as to facilitate microcontroller to small-signal or cross the acquisition of strong signal, so that described
Induction type electric display device can be adapted to various installation environments.
Description of the drawings
Fig. 1 is the structure diagram of the induction type electric display device of the utility model embodiment；
Fig. 2 is the structural representation of the circuit conversion module in the induction type electric display device of the utility model embodiment
Figure.
Specific embodiment
For the technology contents of the utility model, the objects and the effects are described in detail, below in conjunction with embodiment and match somebody with somebody
Attached drawing is closed to be explained.
The design of the utility model most critical is:It is described in induction type electric display device extension circuit modular converter
Circuit conversion module includes signal judging circuit, signal gating circuit, signal amplification circuit and signal attenuation circuit, can be to micro-
Weak signal is amplified, and is decayed to crossing strong signal, so that the induction type electric display device can be adapted to various installations
Environment.
Refer to Fig. 1 and Fig. 2, a kind of induction type electric display device, including MCU microcontrollers, noncontacting proximity sensor,
Display, AD conversion module and power supply, the MCU microcontrollers are connected with display, the MCU microcontrollers, non-contact sensor
Device, AD conversion module and display are connected with power supply,
Further include circuit conversion module；
The noncontacting proximity sensor, circuit conversion module, AD conversion module and MCU microcontrollers are sequentially connected；
The circuit conversion module is connected with power supply；
The circuit conversion module includes signal judging circuit, signal gating circuit, signal amplification circuit and signal attenuation
Circuit；
The signal judging circuit is connected by signal gating circuit with signal amplification circuit, signal attenuation circuit respectively.
The beneficial effects of the utility model are：The signal that noncontacting proximity sensor is collected passes through circuit conversion module
MCU microcontrollers are transmitted further to after conversion after AD conversion, the circuit conversion module includes signal judging circuit, signal gating
Circuit, signal amplification circuit and signal attenuation circuit, using two-way judgment mechanism, when signal judging circuit judges gathered letter
Number for useful small-signal, then it is connected by signal gating circuit with signal amplification circuit, the small-signal is amplified,
When signal judging circuit judges that gathered signal is useful and too strong, then pass through signal gating circuit and connect with signal attenuation circuit
It connects, decays to the strong signal of crossing, so as to facilitate microcontroller to small-signal or cross the acquisition of strong signal, so that described
Induction type electric display device can be adapted to various installation environments.
Further, the display is pluggable LED light, including LED light body and audio jack；
The LED light body is welded in the audio jack.
Seen from the above description, the LED light being originally directly welded on circuit board is changed to audio socket, LED light is welded
It is connected on audio connector, sets the display to pluggable LED light, be convenient for changing.
Further, the power supply is AC power or lithium battery.
Further, battery protecting circuit is further included；
The battery protecting circuit is connected with the lithium battery.
Seen from the above description, battery protecting circuit protects the charge and discharge of battery, can effectively prevent battery mistake
It filled and put, and extended battery.
Further, further include control relay circuit, the control relay circuit respectively with the MCU microcontrollers and
Power supply connects.
Seen from the above description, by adding control relay circuit, the coil of relay is controlled, when coil is attracted,
The contact of relay disconnects, and the electromagnetic lock being connected with relay tip can not be opened, can not just opened for operating personnel
High voltage cabinet door so as to prevent Danger Electric shock risk, improves security.
Further, self-checking circuit is further included, the self-checking circuit is connected respectively with the MCU microcontrollers and power supply.
Seen from the above description, by adding self-checking circuit, for detecting microcontroller, three-phase high-voltage indicator light, relay
It is whether good, avoid security risk.
Further, further include dial-up gear input circuit, the dial-up gear input circuit respectively with the MCU monolithics
Machine is connected with power supply.
Further, the dial-up gear input circuit is provided with 2 toggle switch.
Seen from the above description, dial-up gear input circuit is set, and 2 toggle switch are set, 4 shelves can be set
Position, different stalls correspond to the unlike signal voltage swing that MCU microcontrollers carry out starter setting, actual use are facilitated to adjust, into one
Step improves adaptation ability of the induction type electric display device to various environment.
Embodiment one
Refer to Fig. 1 and Fig. 2, a kind of induction type electric display device, including MCU microcontrollers, noncontacting proximity sensor,
Display, AD conversion module, power supply, control relay circuit, self-checking circuit and dial-up gear input circuit, the MCU monolithics
Machine is connected respectively with display, control relay circuit, self-checking circuit and dial-up gear input circuit, the MCU microcontrollers, non-
Touch sensor, AD conversion module, control relay circuit, self-checking circuit, dial-up gear input circuit and display with
Power supply connects, and further includes circuit conversion module；The noncontacting proximity sensor, circuit conversion module, AD conversion module and MCU are mono-
Piece machine is sequentially connected；The circuit conversion module is connected with power supply；The circuit conversion module includes signal judging circuit, signal
Gating circuit, signal amplification circuit and signal attenuation circuit；The signal judging circuit respectively and is believed by signal gating circuit
Number amplifying circuit, signal attenuation circuit connection；
Wherein, the display is pluggable LED light, including LED light body and audio jack；The LED light body
It is welded in the audio jack；The LED light being originally directly welded at thereon is correspondingly changed to audio socket on circuit boards,
The audio socket is adapted with audio jack；
The power supply is connected with battery protecting circuit using 2 section 3.7V lithium batteries, and the battery protecting circuit is to battery
Charge and discharge protected, can prevent over-charging of battery from crossing to put；
Optionally, the power supply can also include AC power, by carrying out AC220V voltages to the AC power
Input, internal electric source module can convert thereof into induction type electric display device required voltage；
The dial-up gear input circuit is provided with 2 toggle switch, can set 4 gears, and different stalls correspond to MCU
Microcontroller carries out the unlike signal voltage swing of starter setting, and actual use is facilitated to adjust.
In conclusion a kind of induction type electric display device provided by the utility model, noncontacting proximity sensor is gathered
To signal MCU microcontrollers, the circuit conversion module are transmitted further to after AD conversion after circuit conversion module conversion
Including signal judging circuit, signal gating circuit, signal amplification circuit and signal attenuation circuit, using two-way judgment mechanism, when
Signal judging circuit judges that gathered signal as useful small-signal, then passes through signal gating circuit and signal amplification circuit
Connection, is amplified the small-signal, when signal judging circuit judges gathered signal useful signal and too strong, then
It is connected, decayed to the strong signal of crossing, so as to facilitate microcontroller to micro- with signal attenuation circuit by signal gating circuit
Weak signal or the acquisition for crossing strong signal, and pass through and dial-up gear input circuit is set, 4 gears are provided to set MCU microcontrollers
The signal voltage size of starter setting is carried out, so that the induction type electric display device can be adapted to various mounting rings
Border.
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every
Equivalents made based on the specification and figures of the utility model are directly or indirectly used in relevant technology neck
Domain is equally included in the patent within the scope of the utility model.
Claims (8)
1. a kind of induction type electric display device, including MCU microcontrollers, noncontacting proximity sensor, display, AD conversion module and
Power supply, the MCU microcontrollers are connected with display, the MCU microcontrollers, noncontacting proximity sensor, AD conversion module and display
Device is connected with power supply, which is characterized in that
Further include circuit conversion module；
The noncontacting proximity sensor, circuit conversion module, AD conversion module and MCU microcontrollers are sequentially connected；
The circuit conversion module is connected with power supply；
The circuit conversion module includes signal judging circuit, signal gating circuit, signal amplification circuit and signal attenuation circuit；
The signal judging circuit is connected by signal gating circuit with signal amplification circuit, signal attenuation circuit respectively.
2. induction type electric display device according to claim 1, which is characterized in that
The display is pluggable LED light, including LED light body and audio jack；
The LED light body is welded in the audio jack.
3. induction type electric display device according to claim 1, which is characterized in that
The power supply is AC power or lithium battery.
4. induction type electric display device according to claim 3, which is characterized in that
Further include battery protecting circuit；
The battery protecting circuit is connected with the lithium battery.
5. induction type electric display device according to claim 1, which is characterized in that
Control relay circuit is further included, the control relay circuit is connected respectively with the MCU microcontrollers and power supply.
6. induction type electric display device according to claim 1, which is characterized in that
Self-checking circuit is further included, the self-checking circuit is connected respectively with the MCU microcontrollers and power supply.
7. induction type electric display device according to claim 1, which is characterized in that
Dial-up gear input circuit is further included, the dial-up gear input circuit is connected respectively with the MCU microcontrollers and power supply.
8. induction type electric display device according to claim 7, which is characterized in that
The dial-up gear input circuit is provided with 2 toggle switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721626630.5U CN207408481U (en) | 2017-11-29 | 2017-11-29 | A kind of induction type electric display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721626630.5U CN207408481U (en) | 2017-11-29 | 2017-11-29 | A kind of induction type electric display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207408481U true CN207408481U (en) | 2018-05-25 |
Family
ID=62317481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721626630.5U Active CN207408481U (en) | 2017-11-29 | 2017-11-29 | A kind of induction type electric display device |
Country Status (1)
| Country | Link |
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| CN (1) | CN207408481U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108761177A (en) * | 2018-08-16 | 2018-11-06 | 广东电网有限责任公司 | High voltage display device |
| CN110887236A (en) * | 2018-09-11 | 2020-03-17 | 深圳市国王科技有限公司 | Battery pack portable numerical control display hot air gun control circuit system and control method thereof |
-
2017
- 2017-11-29 CN CN201721626630.5U patent/CN207408481U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108761177A (en) * | 2018-08-16 | 2018-11-06 | 广东电网有限责任公司 | High voltage display device |
| CN110887236A (en) * | 2018-09-11 | 2020-03-17 | 深圳市国王科技有限公司 | Battery pack portable numerical control display hot air gun control circuit system and control method thereof |
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