CN206161647U - Closely knit degree witnessed inspections appearance that banket of power saving - Google Patents
Closely knit degree witnessed inspections appearance that banket of power saving Download PDFInfo
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- CN206161647U CN206161647U CN201620846906.XU CN201620846906U CN206161647U CN 206161647 U CN206161647 U CN 206161647U CN 201620846906 U CN201620846906 U CN 201620846906U CN 206161647 U CN206161647 U CN 206161647U
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- trigger
- signal
- packing
- power saving
- infrared sensor
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Abstract
The utility model provides a closely knit degree witnessed inspections appearance that banket of power saving, the instrument body includes pyroelectric infrared sensor, pyroelectric infrared sensor is fixed to be set up on the instrument body for output voltage, the gate circuit is coupled in pyroelectric infrared sensor for convert voltage signal into data signal, the trigger is coupled in the gate circuit, when voltage signal is less than the default, the trigger is triggered and is exported power -off signal, cutting device is coupled in the trigger, cuts off the connection of banketing between closely knit degree witnessed inspections appearance and the power in response to power -off signal to after preventing that the operator from finishing, forget the shutdown, this instrument did not have the trouble of electricity when this instrument just can be in the extravagant and next use of electric energy that operating condition caused always.
Description
Technical field
The utility model is related to live packing in-situs tester, the packing scene inspection of banketing of more particularly to a kind of power saving
Survey instrument.
Background technology
In Geotechnical Engineering practice we often in contact with to subsoil and artificial backfill ground, for this kind of soil body
Grain size, Density Distribution arrangement, the evaluation that load is strong and weak, water content is how many, sentence to the index of its critical condition and limiting condition
It is fixed, the quality of architectural engineering is directly affected and controls, it is the project of vital and lasting importance of state fundamental construction, therefore foundation bearing capacity is filled out
It is most important that soil compactness carries out in situ quantitation detection, qualitative analysis.
For the disclosing an of Chinese patent of CN201443081U, " foundation bearing capacity bankets the inspection of packing scene notification number
Survey instrument ", its principle is：In the top compression power of T-shaped crossbeam so that rigid contact probe drives sounding rod vertically injection soil
In body.Contact probe by active force to the soil body is pierced into while, the soil body to contact probe produce a reaction force, exclusion contact probe pair
The periphery friction factor of soil, is generally called the point resistance for acting on contact probe the penetration resistance of soil.The soil body is harder, aqueous
Amount is fewer, and density is bigger, and intensity is higher, and penetration resistance is also bigger.Otherwise also in the same manner.We are with this principle from firm enough
Degree is adapted to the contact probe of diameter, it is possible to the penetration resistance of different soil properties under same depth is obtained, so as to obtain inside soil body
The mechanical index such as load intensity, water content, Density Distribution situation, this testing result is input to data collection processor and is transported
Calculate, amplify, showing, storing, printing forms engineering report, realizing intelligent modernization site operation quality management.Due to filling out
Soil compactness in-situs tester designs it general small volume for convenience of detecting, is easy to carry, and operator's operation is completed
Afterwards, shutdown is forgotten, the instrument will be constantly in working condition, when using next time, the instrument will not have electricity, and existing in construction
, go to buy battery it is difficult to find shop in circumference hundred, to staff trouble will be caused to affect operating efficiency.
Utility model content
The purpose of this utility model is to provide a kind of packing in-situs tester that bankets of power saving, when staff uses
The complete instrument forget shutdown when, will automatic shutdown, to save the electric energy of battery.
Above-mentioned purpose of the present utility model technical scheme is that：
A kind of packing in-situs tester that banketing of power saving, instrument body, including
Pyroelectric infrared sensor, the pyroelectric infrared sensor is fixedly installed on instrument body, for exporting electricity
Pressure signal；
Gate circuit, is coupled to pyroelectric infrared sensor, for voltage signal to be converted to data signal；
Trigger, is coupled to gate circuit, and when voltage signal is less than preset value, the trigger is triggered and exports cut-out
Signal；
Shearing device, is coupled to trigger, in response to shutoff signal cut-out banket packing in-situs tester and power supply it
Between connection.
By adopting above-mentioned technical proposal, pyroelectric infrared sensor is used to detecting nearby whether someone, should as someone
Pyroelectric infrared sensor output voltage signal, by gate circuit mould electric signal（Voltage signal）It is converted into data signal defeated
Go out, trigger is coupled to gate circuit, when people leaves, gate circuit output data signal have high level be converted into low level or by
Low transition is high level, and now, trigger triggers to export cut-out according to the rising edge or trailing edge signal of data signal
Signal, represents that there be nobody nearby for the instrument, and shearing device cut off the electricity supply and the banket connection of packing in-situs tester makes the instrument
Device power-off.
Used as improvement of the present utility model, the gate circuit is single input OR circuit, and the trigger is touched for trailing edge
Send out device.
By adopting above-mentioned technical proposal, OR circuit there is input to be then output as high level signal for high level signal
Feature, when the output end of OR circuit is converted to low level from high level, the triggering of trailing edge trigger, now, trigger is defeated
Go out shutoff signal.
Used as improvement of the present utility model, the gate circuit is not circuit, and the trigger is rising edge flip-flops.
By adopting above-mentioned technical proposal, it is low level feature for high level output that not circuit has input, when non-
The output end of door is converted into high level by low level, now, the triggering of trailing edge trigger, trigger output shutoff signal.
Used as improvement of the present utility model, shearing device is set to relay, the relay include relay coil and
Normally-closed contact, the relay coil is coupled to trigger and obtains electric work, the normally-closed contact concatenation in response to shutoff signal
In power supply and banket between packing in-situs tester.
By adopting above-mentioned technical proposal, by being equipped with for relay coil and normally-closed contact, cutting off the electricity supply and
Connection between packing of banketing in-situs tester, it is simple with principle, it is easy to accomplish the characteristics of.
Used as improvement of the present utility model, the relay is the on-delay type time relay.
By using above-mentioned count protocol, when staff works, may exist interim busy, be gone for a season
State, then relay is set to the on-delay type time relay, when the time relay receives shutoff signal, start
Timing, after a Preset Time, staff does not also return to represent that work is completed that now, relay coil obtains electric work,
Normally-closed contact disconnects.
As improvement of the present utility model, timer, the timer are additionally provided between the relay and trigger
Including Enable Pin and spilling end, the Enable Pin couples trigger, and the spilling end is coupled to relay coil, the timer
And starting timing through a Preset Time in response to shutoff signal, the spilling end exports the time delayed signal.
By adopting above-mentioned technical proposal, when staff works, may exist interim busy, be gone for a season
State, in order to prevent this from occurring, timer is additionally provided between relay and trigger, when the enable of timer
When termination receives shutoff signal, timer starts timing, and after Preset Time, the spilling end of the timer exports the cut-out letter
Number, now, relay coil obtains electric.
In sum, the utility model has the advantages that：Whether pyroelectric infrared sensor is used to detect nearby
Someone, pyroelectric infrared sensor output voltage signal as someone, by gate circuit mould electric signal（Voltage signal）Turn
Data signal output is turned to, trigger is coupled to gate circuit, when people leaves, the data signal of gate circuit output has high level to turn
Turn to low level or by low transition be high level, now, trigger according to data signal rising edge or trailing edge signal
Triggering represents that there be nobody nearby for the instrument to export shutoff signal, and shearing device is cut off the electricity supply and banket packing Site Detection
The connection of instrument makes the instrument power-off.
Description of the drawings
Fig. 1 is the apparatus structure schematic diagram；
Fig. 2 is the instrument connection circuit figure of embodiment 1；
Fig. 3 is the instrument connection circuit figure of embodiment 2；
Fig. 4 is the instrument connection circuit figure of embodiment 3；
Fig. 5 is the instrument connection circuit figure of embodiment 4.
In figure, 1, instrument body；2nd, pyroelectric infrared sensor；21st, optical filter；3rd, gate circuit；4th, trigger；5th, cut
Disconnected device；51st, timer.
Specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Embodiment 1,
Shown in seeing figures.1.and.2, a kind of packing in-situs tester that bankets of power saving, including pyroelectric infrared sensor
2nd, gate circuit 3, trigger 4 and shearing device 5, wherein, pyroelectric infrared sensor 2 is set together on body, for examining
Human body infrared intensity is surveyed, pyroelectric infrared sensor 22 detects target by the temperature difference of target and background, and its operation principle is
Using pyroelectric effect, i.e., electrode is set on the crystal-like upper and lower surface of barium titanate one, in upper surface coated with black film, if having
Infrared ray irradiates off and on, and its surface temperature rises △ T, and the atomic arrangement of its crystals will produce change, cause spontaneous pole
Change electric charge, voltage △ U are produced between upper/lower electrode；Its main working parameters has operating voltage, and (conventional rpyroelectric infrared is passed
The operating voltage range of sensor 22 is 3～15V), operation wavelength (usually 7.5～14 μm), source voltage (usually 0.4～
1.1V, R=47k Ω), the described two pyroelectricity element PZT of output signal voltage (typically larger than 2.0V) be arranged in series, wait conventional
The material of thermal release electric infra-red ray light-sensitive element have ceramic oxide and piezo-electric crystal, such as barium titanate, lithium tantalate, triglycine sulfate
And titanium lead plumbate etc..The pyroelectric infrared sensor 2 includes housing, optical filter 21, FET Q1 and pyroelectricity element
PZT, the housing is provided with through hole, and the optical filter 21 is connected in the through hole, the FET Q1 and pyroelectricity
Element PZT is located at the enclosure interior of the pyroelectric infrared sensor 2, and senses outside heat radiation by optical filter 21.Institute
State FET Q1 drain electrodes and be provided with EMI electric capacity C1 with ground terminal.On the one hand the magnitude of voltage that drain electrode is exported can be made be close to constant, and its
Output is difficult to be affected by magnetic disturbance.FET Q1 grids are provided with biasing resistor R1 with ground terminal, also there is detection in prior art
The stand-by time of instrument, when stand-by time exceedes the scheduled time, the instrument power-off, but if instrument is entering in prior art
Capable some functional operations, and system then judges the instrument in running status, now, the instrument will not shut down, gate circuit 3
Single input OR circuit 3 is set to, is exported to trigger 4 for the voltage signal for receiving to be converted into data signal, this is touched
Send out device 4 be set to trailing edge trigger 4, when output data signal have high level to be changed into low level when, trigger 4 be triggered with
Output shutoff signal, now, the base stage of NPN triode Q2 is in high potential so as to colelctor electrode and transmitting collection conducting, the time after
Electric apparatus coil KT1 obtains electric, when its contact KT2 disconnect, with cut off be serially connected with load（Packing of banketing in-situs tester）With power supply
Between connection, make load power down, typical time relay be set to 10-15 minutes.
Embodiment 2,
With reference to shown in Fig. 1 and Fig. 3, a kind of packing in-situs tester that bankets of power saving, including pyroelectric infrared sensor
2nd, gate circuit 3, trigger 4, timer 51 and shearing device 5, wherein, pyroelectric infrared sensor 2 is set together body
On, for detecting human body infrared intensity, pyroelectric infrared sensor 22 detects target by the temperature difference of target and background, its work
It is to utilize pyroelectric effect as principle, i.e., electrode is set on the crystal-like upper and lower surface of barium titanate one, in upper surface coated with black
Film, if there is infrared ray to irradiate off and on, its surface temperature rises △ T, and the atomic arrangement of its crystals will produce change, cause
Spontaneous polarisation charge, produces voltage △ U between upper/lower electrode；Its main working parameters has operating voltage (conventional pyroelectricity
The operating voltage range of infrared sensor 22 be 3～15V), operation wavelength (usually 7.5～14 μm), source voltage (usually
0.4～1.1V, R=47k Ω), the described two pyroelectricity element PZT of output signal voltage (typically larger than 2.0V) be arranged in series,
Material Deng conventional thermal release electric infra-red ray light-sensitive element has ceramic oxide and piezo-electric crystal, such as barium titanate, lithium tantalate, sulfuric acid
Triglycine and titanium lead plumbate etc..The pyroelectric infrared sensor 2 is released including housing, optical filter 21, FET Q1 and heat
Electric device PZT, the housing is provided with through hole, and the optical filter 21 is connected in the through hole, the FET Q1 and
Pyroelectricity element PZT is located at the enclosure interior of the pyroelectric infrared sensor 2, and senses external heat spoke by optical filter 21
Penetrate.The FET Q1 drain electrodes are provided with EMI electric capacity C1 with ground terminal.On the one hand the magnitude of voltage that drain electrode is exported can be made to be close to perseverance
Determine, and its output is difficult to be affected by magnetic disturbance.FET Q1 grids are provided with biasing resistor R1 with ground terminal, in prior art
There is the stand-by time of detecting instrument, when stand-by time exceedes the scheduled time, the instrument power-off, but if instrument in prior art
Device is carrying out some functional operations, and system then judges the instrument in running status, and now, the instrument will not shut down,
Gate circuit 3 is set to single input OR circuit 3, exports to trigger for the voltage signal for receiving to be converted into data signal
4, the trigger 4 is set to trailing edge trigger 4, when the data signal of output has high level to be changed into low level, the quilt of trigger 4
Triggering when the Enable Pin of timer 51 receives lasting high level signal, starts timing, when through pre- to export shutoff signal
If after the time, the end output high level signal that overflows of timer 51 makes the base stage of NPN triode Q2 be in high potential, now, its
Colelctor electrode and transmitting collection conducting, then, relay coil KM obtains electric, is that relay contact KM2 disconnects, and to cut off load is serially connected with
（Packing of banketing in-situs tester）Connection between power supply, makes load power down, and the Preset Time of general timer 51 is 10-
15 minutes.
Embodiment 3,
With reference to shown in Fig. 1 and Fig. 4, a kind of packing in-situs tester that bankets of power saving, including pyroelectric infrared sensor
2nd, gate circuit 3, trigger 4 and shearing device 5, wherein, pyroelectric infrared sensor 2 is set together on body, for examining
Human body infrared intensity is surveyed, pyroelectric infrared sensor 22 detects target by the temperature difference of target and background, and its operation principle is
Using pyroelectric effect, i.e., electrode is set on the crystal-like upper and lower surface of barium titanate one, in upper surface coated with black film, if having
Infrared ray irradiates off and on, and its surface temperature rises △ T, and the atomic arrangement of its crystals will produce change, cause spontaneous pole
Change electric charge, voltage △ U are produced between upper/lower electrode；Its main working parameters has operating voltage, and (conventional rpyroelectric infrared is passed
The operating voltage range of sensor 22 is 3～15V), operation wavelength (usually 7.5～14 μm), source voltage (usually 0.4～
1.1V, R=47k Ω), the described two pyroelectricity element PZT of output signal voltage (typically larger than 2.0V) be arranged in series, wait conventional
The material of thermal release electric infra-red ray light-sensitive element have ceramic oxide and piezo-electric crystal, such as barium titanate, lithium tantalate, triglycine sulfate
And titanium lead plumbate etc..The pyroelectric infrared sensor 2 includes housing, optical filter 21, FET Q1 and pyroelectricity element
PZT, the housing is provided with through hole, and the optical filter 21 is connected in the through hole, the FET Q1 and pyroelectricity
Element PZT is located at the enclosure interior of the pyroelectric infrared sensor 2, and senses outside heat radiation by optical filter 21.Institute
State FET Q1 drain electrodes and be provided with EMI electric capacity C1 with ground terminal.On the one hand the magnitude of voltage that drain electrode is exported can be made be close to constant, and its
Output is difficult to be affected by magnetic disturbance.FET Q1 grids are provided with biasing resistor R1 with ground terminal, also there is detection in prior art
The stand-by time of instrument, when stand-by time exceedes the scheduled time, the instrument power-off, but if instrument is entering in prior art
Capable some functional operations, and system then judges the instrument in running status, now, the instrument will not shut down, gate circuit 3
Not circuit 3 is set to, is exported to trigger 4 for the voltage signal for receiving to be converted into data signal, the trigger 4 sets
Rising edge flip-flops 4 are set to, when the data signal of output has low level to be changed into high level, trigger 4 is triggered with outputting cutting
Break signal, now, the base stage of NPN triode Q2 is in high potential so as to colelctor electrode and transmitting collection conducting, the time relay line
Circle KT1 obtain electric, when its contact KT2 disconnect, with cut off be serially connected with load（Packing of banketing in-situs tester）Between power supply
Connection, makes load power down, typical time relay be set to 10-15 minutes.
Embodiment 4,
With reference to shown in Fig. 1 and Fig. 5, a kind of packing in-situs tester that bankets of power saving, including pyroelectric infrared sensor
2nd, gate circuit 3, trigger 4 and shearing device 5, wherein, pyroelectric infrared sensor 2 is set together on body, for examining
Human body infrared intensity is surveyed, pyroelectric infrared sensor 22 detects target by the temperature difference of target and background, and its operation principle is
Using pyroelectric effect, i.e., electrode is set on the crystal-like upper and lower surface of barium titanate one, in upper surface coated with black film, if having
Infrared ray irradiates off and on, and its surface temperature rises △ T, and the atomic arrangement of its crystals will produce change, cause spontaneous pole
Change electric charge, voltage △ U are produced between upper/lower electrode；Its main working parameters has operating voltage, and (conventional rpyroelectric infrared is passed
The operating voltage range of sensor 22 is 3～15V), operation wavelength (usually 7.5～14 μm), source voltage (usually 0.4～
1.1V, R=47k Ω), the described two pyroelectricity element PZT of output signal voltage (typically larger than 2.0V) be arranged in series, wait conventional
The material of thermal release electric infra-red ray light-sensitive element have ceramic oxide and piezo-electric crystal, such as barium titanate, lithium tantalate, triglycine sulfate
And titanium lead plumbate etc..The pyroelectric infrared sensor 2 includes housing, optical filter 21, FET Q1 and pyroelectricity element
PZT, the housing is provided with through hole, and the optical filter 21 is connected in the through hole, the FET Q1 and pyroelectricity
Element PZT is located at the enclosure interior of the pyroelectric infrared sensor 2, and senses outside heat radiation by optical filter 21.Institute
State FET Q1 drain electrodes and be provided with EMI electric capacity C1 with ground terminal.On the one hand the magnitude of voltage that drain electrode is exported can be made be close to constant, and its
Output is difficult to be affected by magnetic disturbance.FET Q1 grids are provided with biasing resistor R1 with ground terminal, also there is detection in prior art
The stand-by time of instrument, when stand-by time exceedes the scheduled time, the instrument power-off, but if instrument is entering in prior art
Capable some functional operations, and system then judges the instrument in running status, now, the instrument will not shut down, gate circuit 3
Not circuit 3 is set to, is exported to trigger 4 for the voltage signal for receiving to be converted into data signal, the trigger 4 sets
Rising edge flip-flops 4 are set to, when the data signal of output has low level to be changed into high level, trigger 4 is triggered with outputting cutting
Break signal, when the Enable Pin of timer 51 receives lasting high level signal, starts timing, when after Preset Time, meter
When device 51 the end output high level signal that overflows make the base stage of NPN triode Q2 in high potential, now, its colelctor electrode and transmitting
Collection conducting, then, relay coil KM obtains electric, is that relay contact KM2 disconnects, and to cut off load is serially connected with（Packing of banketing shows
Field detector）Connection between power supply, makes load power down, and the Preset Time of general timer 51 is 10-15 minutes.
This specific embodiment is only that it is not to restriction of the present utility model, ability to explanation of the present utility model
Field technique personnel can make as needed the modification without creative contribution after this specification is read to the present embodiment, but
As long as all being protected by Patent Law in right of the present utility model.
Claims (6)
1. the packing in-situs tester that bankets of a kind of power saving, instrument body (1), it is characterised in that：Including
Pyroelectric infrared sensor (2), the pyroelectric infrared sensor (2) is fixedly installed on instrument body (1), for defeated
Go out voltage signal；
Gate circuit (3), is coupled to pyroelectric infrared sensor (2), for voltage signal to be converted to data signal；
Trigger (4), is coupled to gate circuit (3), and when voltage signal is less than preset value, the trigger (4) is triggered and defeated
Go out shutoff signal；
Shearing device (5), is coupled to trigger (4), and in response to shutoff signal banket packing in-situs tester and power supply are cut off
Between connection.
2. the packing in-situs tester that bankets of a kind of power saving according to claim 1, it is characterised in that：The gate circuit
(3) it is single input OR circuit, the trigger (4) is trailing edge trigger.
3. the packing in-situs tester that bankets of a kind of power saving according to claim 1, it is characterised in that：The gate circuit
(3) it is not circuit, the trigger (4) is rising edge flip-flops.
4. the packing in-situs tester that bankets of a kind of power saving according to claim 1, it is characterised in that：Shearing device
(5) relay is set to, the relay includes relay coil and normally-closed contact, and the relay coil is coupled to trigger
(4) and in response to shutoff signal electric work is obtained, the normally-closed contact is serially connected with power supply and bankets between packing in-situs tester.
5. the packing in-situs tester that bankets of a kind of power saving according to claim 4, it is characterised in that：The relay
For the on-delay type time relay.
6. the packing in-situs tester that bankets of a kind of power saving according to claim 5, it is characterised in that：The relay
Timer (51) is additionally provided with and trigger (4) between, the timer (51) is including Enable Pin and overflows end, the Enable Pin
Coupling trigger (4), the spilling end is coupled to relay coil, and the timer (51) simultaneously starts meter in response to shutoff signal
When export the time delayed signal through a Preset Time, the spilling end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620846906.XU CN206161647U (en) | 2016-08-05 | 2016-08-05 | Closely knit degree witnessed inspections appearance that banket of power saving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620846906.XU CN206161647U (en) | 2016-08-05 | 2016-08-05 | Closely knit degree witnessed inspections appearance that banket of power saving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206161647U true CN206161647U (en) | 2017-05-10 |
Family
ID=58647674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620846906.XU Expired - Fee Related CN206161647U (en) | 2016-08-05 | 2016-08-05 | Closely knit degree witnessed inspections appearance that banket of power saving |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206161647U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110031605A (en) * | 2019-03-18 | 2019-07-19 | 中山大学 | Multiprobe formula material soil body spatial distribution survey meter |
-
2016
- 2016-08-05 CN CN201620846906.XU patent/CN206161647U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110031605A (en) * | 2019-03-18 | 2019-07-19 | 中山大学 | Multiprobe formula material soil body spatial distribution survey meter |
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Address after: Room 212, Office Building No. 1, Ma Shenmiao, Fucheng Road, Haidian District, Beijing Patentee after: CHINA NUCLEAR ENGINEERING CONSULTATION Co.,Ltd. Address before: Room 212, Office Building No. 1, Ma Shenmiao, Fucheng Road, Haidian District, Beijing Patentee before: BEIJING STARBECS ENGINEERING MANAGEMENT CO.,LTD. |
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| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170510 |
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| CF01 | Termination of patent right due to non-payment of annual fee |