CN209589195U - Device is surveyed in a kind of earthquake fluid underground water level school - Google Patents
Device is surveyed in a kind of earthquake fluid underground water level school Download PDFInfo
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- CN209589195U CN209589195U CN201920386109.1U CN201920386109U CN209589195U CN 209589195 U CN209589195 U CN 209589195U CN 201920386109 U CN201920386109 U CN 201920386109U CN 209589195 U CN209589195 U CN 209589195U
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Abstract
The utility model discloses a kind of earthquake fluid underground water level schools to survey device.The existing steel ruler water-level gauge based on electrode method has higher requirement to the qualification of user.The probe designs of the utility model acquisition multi-electrode probe, by being wirelessly transferred the electric signal transmission that electrode is contacted the water surface to ground, triggers buzzer warning and indicator light is shown, design reads receiver, the accuracy that water level school is surveyed is improved, the school of earthquake fluid underground hydrostatic level is suitble to survey.The utility model is designed by the structure of multi-electrode probe, not only contributes to the accurate location for judging the probe contacts water surface, also can avoid the problem that misleads as caused by the adhesive electrodes such as impurity；By transmitting, receiving circuit module, avoids reducing volume and weight using the long conducting wire for being wound on steel ruler two sides, the on-off signal of probe tip and mine water face contact is passed into ground, alarm and indicator light situation can be received in time, improves measurement accuracy.
Description
Technical field
The utility model belongs to underground fluid observation field, and in particular to device is surveyed in a kind of earthquake fluid underground water level school.
Background technique
Level measuring is extensive in the fields application study such as petrochemical industry, hydraulic engineering, environmental protection and industrial automatic control, such as
The measurement of the levels of ground water and well water level such as rural area irrigated area, reservoir dam, rivers watch out for, power station.Since different field is to water level
The difference of purpose and demand is observed, the instrument type of level measuring is more, and there is also differences for Instrument measuring precision.
Field is observed in seismic groundwater, digital water level instrument Measurement Resolution with higher, good dynamic response are special
Property, it is widely applied, however drift problem is always to influence one of the technological difficulties of instrument long-term stable operation.To overcome
The deficiency, technical staff need to require according to industry standard, and regular school is surveyed water level and is corrected to observation data, it is ensured that observation number
According to authentic and valid.Water level school, which is surveyed, has great importance to the running quality for improving fluid observational network with Monitoring efficiency, is specification
The key link of Well Water Level observation technology.
It surveys clock method and electrode method is to survey the conventional method of precision currently used for underground hydrostatic level observation instrument school, meet on ground
Shake the demand in fluid observation field.Wherein, electrode method compared to survey clock method be enhanced in measurement accuracy and it is simple just
It takes, is easily operated, having obtained more application in recent years.But the electrode in measurement of the steel ruler water-level gauge based on electrode method is surveyed
When the contact of head touches the water surface, needs slowly carefully to search out school and survey the pronunciation of device buzzer or its indicator light moment really
It is manually read again after cutting position, therefore has higher requirement to the qualification of user, the accurate of result is surveyed in water level school
Degree is difficult to ensure.
In addition, graduated scale and long conducting wire are connected to water-level probe by plastic cement technique by traditional steel ruler water-level gauge, exist
The problem of have: the graduated scale two sides of one side steel ruler cable are wound with conductor wire, and the range of water-level gauge is bigger, and wire spool volume is got over
Greatly, cable weight also increases therewith, inconvenient when operating with；Another facilitate on the outside of steel ruler cable is that transparent plastic flexible glue is processed
Form, using the time it is elongated when, steel ruler cable is inevitably present deformation (as stretch), measurement accuracy is had an impact, and
And it is not easy to safeguard.
Summary of the invention
The purpose of this utility model is in view of the deficiencies of the prior art, to provide a kind of earthquake fluid underground water level school and survey dress
It sets, acquires the probe designs of multi-electrode probe, by being wirelessly transferred the electric signal transmission that electrode is contacted the water surface to ground, trigger
Buzzer warning and indicator light show that design reading receiver improves the accuracy that water level school is surveyed, is suitble to earthquake fluid underground quiet
The school of water level is surveyed.
The utility model includes probe, steel tape and reading receiver.The probe includes probing shell, electrode spy
Needle, transmit circuit module and battery.The probing shell includes shell one, shell two and shell three from the bottom to top；Shell
Two tops and bottom end are open, and bottom end and shell one are fixed, and top and shell three are fixed；One is equipped in the middle part of the shell two
Molding demarcation plate；N electrode catheter is equidistantly arranged, and n value is 3 or 4, and the tail portion of each electrode catheter is corresponding across demarcation plate
A probe installing hole and be fixed in probe installing hole, the head of electrode catheter is towards two bottom end of shell；One top of shell
Open, bottom end offers fluid through-hole；1st electrode catheter is as public electrode, the length of the 2nd electrode catheter and public electrode
Spend equal, the length of the 3rd electrode catheter is 1mm smaller than the length of public electrode；When n=4, the length ratio of the 4th electrode catheter
The small 1mm of length of 3rd electrode catheter.Shell two, which is located at the top of demarcation plate, is equipped with transmit circuit module, and each electrode catheter is logical
It crosses conducting wire one and is connected to transmit circuit module.The battery is arranged in shell three；Conducting wire two passes through the bottom plate of shell three, leads
Two both ends of line are separately connected the cathode and transmit circuit module of battery；Three open top end of shell, probe top cover are fixed on shell three
Top；The lateral surface of probe top cover is connected by screw to the ruler item of steel tape；The ruler zero graduation reference line of steel tape is set in
At the cusp of longest electrode catheter head.Probe top cover medial surface is fixed with conductive copper, the anode of conductive copper and battery
Contact；Copper conductor is arranged in the vertical side slots of shell three, and one end connects the anode of battery, and the other end passes through the bottom of shell three
Plate connects transmit circuit module.The coding chip U1 of transmit circuit module passes the on-off signal between each electrode catheter after coding
To the wireless transmitter module U2 of transmit circuit module.
The reading receiver include measurement pedestal, L-type right angle accessory, signal receive box, steel tape, vernier auxiliary scale and
Height gauge.The L-type right angle accessory is fixed with measurement pedestal.The shell of steel tape be fixed on L-type right angle accessory it is long-armed from
By end tapping, galianconism is fixed with vernier auxiliary scale.The hinged contact roller in the long-armed both ends of L-type right angle accessory, steel tape pass through
Gap between two contact rollers and L-type right angle accessory.10,20 or 50 lattices are arranged in the vernier auxiliary scale.The letter
Number receive box inside be equipped with receiving circuit module；The wireless receiving module U4 of receiving circuit module receives the nothing of transmit circuit module
The encoded signal of line transmitting module U2, and encoded signal is transmitted to the coding chip U3 of receiving circuit module；Coding chip U3 is logical
Signal control buzzer and light emitting diode after crossing decoding.
Shell one, shell two and the shell three is all made of polytetrafluoroethylene material.
The battery is composed in series by three section lithium batteries.
The scale precision of the steel tape is 1mm, range 100m.
The L-type right angle accessory uses stainless steel material.
The transmit circuit module includes coding chip U1, wireless transmitter module U2 and connecting terminal J1；Coding chip
The model PT2262 of U1；Wireless transmitter module U2 uses TX series wireless transmitter module；The pin 9 of coding chip U1 connects battery
Cathode, one end of 15 connecting resistance of pin, one R1, the other end of 16 connecting resistance of pin, one R1, one end of 13 connecting resistance of pin, two R2,
One end of 12 connecting resistance of pin, three R3, one end of 11 connecting resistance of pin, four R4；The other end of two R2 of resistance is with connecting terminal J1's
Pin 2 connects, and the other end of three R3 of resistance is connect with the pin 3 of connecting terminal J1, the other end and connecting terminal of four R4 of resistance
The pin 4 of J1 connects；The pin 1 of the pin 18 of coding chip U1, the pin 1 of wireless transmitter module U2 and connecting terminal J1 connects
Anode V1；The pin 2 of wireless transmitter module U2 connects the pin 17 of coding chip U1；The pin 3 of wireless transmitter module U2 connects
Battery cathode；Remaining pin of coding chip U1 is hanging.The tail portion of public electrode is connect with the pin 1 of connecting terminal J1,
The tail portion of remaining electrode catheter is connect with a pin of the connecting terminal J1 in addition to pin 1 respectively.
The receiving circuit module includes coding chip U3, wireless receiving module U4 and power supply voltage stabilizing chip U5；Decoding
The model PT2272_M4 of chip U3；Wireless receiving module U4 uses RX series wireless receiving module；Power supply voltage stabilizing chip U5's
Model 78L05；One end of 15 connecting resistance of pin, five R5 of coding chip U3, the other end of 16 connecting resistance of pin, five R5, pin
14 connect the pin 2 and pin 3 of wireless receiving module U4, and one end of 13 connecting resistance of pin, six R6 and one LED1 of light emitting diode are just
Pole, the anode of 12 sending and receiving optical diode of pin, two LED2, the anode of 11 sending and receiving optical diode of pin, three LED3, pin 18 connect wirelessly
The pin 1 of receiving module U4, a pin of buzzer F1, the pin 3 of power supply voltage stabilizing chip U5 and one end of capacitor C1, pin
9 ground connection；The base stage of another termination triode Q1 of six R6 of resistance, the emitter of triode Q1 meet buzzer F1 another draw
Foot；One end of seven R7 of cathode connecting resistance of one LED1 of light emitting diode, eight R8's of cathode connecting resistance of two LED2 of light emitting diode
One end, one end of nine R9 of cathode connecting resistance of three LED3 of light emitting diode；Pin 4, the power supply pressure stabilizing core of wireless receiving module U4
The pin 2 of piece U5, the other end of capacitor C1, the other end of seven R7 of resistance, the other end of eight R8 of resistance, nine R9 of resistance the other end
And the collector of triode Q1 is grounded；The pin 1 of power supply voltage stabilizing chip U5 meets supply voltage V2；Remaining of coding chip U3 is drawn
Foot is hanging.
The working frequency of wireless transmitter module U2 is 315MHz or 433MHz.
The beneficial effects of the utility model are:
1, the water-level probe of multi-electrode contact and the reading plotter based on dislocation amplification principle are designed, realizes earthquake fluid well
The high-precision school of level of ground water is surveyed, and guarantees the accurate and reliable of earthquake water-level observation data, for the water level for studying high precision and large measuring range
Measurement method provides reference.
2, it is designed by the structure of multi-electrode probe, not only contributes to the accurate location for judging the probe contacts water surface, may be used also
Avoid the problem that misleads as caused by the adhesive electrodes such as impurity.
3, it by transmitting, receiving circuit module, avoids using the long conducting wire for being wound on steel ruler two sides, reduces volume and again
The on-off signal of probe tip and mine water face contact is passed to ground, can receive alarm and indicator light situation in time, improved by amount
Measurement accuracy.
4, water-level probe is connected using general steel tape, not only can guarantee measurement accuracy, but also convenient for safeguarding, once steel tape
When damage, it is only necessary to replace steel tape, it is not necessary to replace water-level probe, reduce use cost.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the structure sectional view popped one's head in the utility model；
Fig. 3 is the schematic diagram of transmit circuit module in the utility model；
Fig. 4 is the structural perspective of L-type right angle accessory in the utility model；
Fig. 5 is the schematic diagram of receiving circuit module in the utility model.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.
As shown in Figure 1, device, including probe 1, coil of strip are surveyed in a kind of earthquake fluid underground water level school of the utility model design
Ruler 2 and reading receiver 3；By the connection of steel tape 2 probe 1, probe 1 is slowly from the decentralization of fluid well head until contact water when measurement
Face by reading the alarm and instruction of receiver 3, and reads steel tape 2, to judge underground water level buried depth.
As shown in Fig. 2, probe 1 includes probing shell, electrode catheter 4, transmit circuit module 5 and battery 6.Probing shell packet
Shell one, shell two and shell three from the bottom to top is included, shell one, shell two and shell three are all made of polytetrafluoroethylene material；
Two top of shell and bottom end are open, and bottom end and shell one are fixed, and top and shell three are fixed；In the middle part of shell two be equipped with one at
The demarcation plate of type；Multiple electrodes probe 4 is equidistantly arranged, and the tail portion of each electrode catheter 4 passes through the corresponding probe of demarcation plate
Mounting hole is simultaneously fixed in probe installing hole, and the head of electrode catheter 4 is towards two bottom end of shell；One open top end of shell, bottom end
Offer fluid through-hole；The present embodiment is respectively defined as electrode catheter A, B, C and D, electrode catheter A by taking 4 electrode catheters as an example
It is public electrode, electrode catheter B is identical as A length, the short 1mm of electrode catheter the C ratio short 1mm of B, electrode catheter D ratio C.Shell two
Transmit circuit module 5 is equipped at the top of demarcation plate, each electrode catheter passes through conducting wire one and is connected to transmit circuit module 5.Battery 6
It is arranged in shell three, You Sanjie lithium battery is composed in series；Conducting wire two passes through the bottom plate of shell three, and two both ends of conducting wire are separately connected
The cathode and transmit circuit module 5 of battery 6；Three open top end of shell, probe top cover 7 are fixed on three top of shell；Probe top cover 7
Lateral surface be connected by screw to the ruler item of steel tape 2；The ruler zero graduation reference line of steel tape 2 is set in longest electrode and visits
At needle (electrode catheter A or B) head cusp.Probe 7 medial surface of top cover is fixed with conductive copper 8, conductive copper 8 and battery 6
Anode contact；Copper conductor 9 is arranged in the vertical side slots of shell three, and one end connects the anode of battery, and the other end passes through shell
The bottom plate of body three connects transmit circuit module 5；Battery 6 is that transmit circuit module 5 provides supply voltage.
As shown in figure 3, transmit circuit module 5 includes coding chip U1, wireless transmitter module U2 and connecting terminal J1；Coding
The model PT2262 of chip U1；Wireless transmitter module U2 use TX series wireless transmitter module, working frequency be 315MHz or
433MHz；The pin 9 of coding chip U1 connects 6 cathode of battery (being grounded), and one end of 15 connecting resistance of pin, one R1, pin 16 connects electricity
Hinder the other end of a R1, one end of 13 connecting resistance of pin, two R2, one end of 12 connecting resistance of pin, three R3,11 connecting resistance of pin, four R4
One end；The other end of two R2 of resistance is connect with the pin 2 of connecting terminal J1, and the other end of three R3 of resistance is with connecting terminal J1's
Pin 3 connects, and the other end of four R4 of resistance is connect with the pin 4 of connecting terminal J1；The pin 18 of coding chip U1, wireless transmission
The pin 1 of module U2 and the pin 1 of connecting terminal J1 meet 6 anode V1 of battery；The pin 2 of wireless transmitter module U2 connects coding core
The pin 17 of piece U1；The pin 3 of wireless transmitter module U2 connects 6 cathode of battery；Remaining pin of coding chip U1 is hanging.Electrode
The tail portion of probe A, B, C and D are connect with the pin of connecting terminal J1 1,2,3 and 4 respectively.Coding chip U1 is between each electrode catheter
On-off signal encoded, and emitted by wireless transmitter module U2.
Steel tape 2 is the general measurer in market, and the scale precision of selection is 1mm, range 100m.
As shown in figure 4, reading receiver 3 includes measurement pedestal, L-type right angle accessory 10, signal reception box, steel tape, trip
Mark auxiliary scale 11 and height gauge.It measures pedestal and selects the general tripod in market, when measurement is fixed on well head appropriate area, with convenient
Measurement；L-type right angle accessory 10 is fixed with measurement pedestal, and L-type right angle accessory uses stainless steel material.As shown in figure 4, steel tape
Shell is fixed on the long-armed free end tapping of L-type right angle accessory, and galianconism is fixed with vernier auxiliary scale 11.L-type right angle accessory
The hinged contact roller of long-armed both ends (free end and the connecting pin with galianconism), two contact rollers guarantee steel tape in the process of folding and unfolding
In can be bonded L-type right angle accessory surface.Height gauge is freely placed.Steel tape can be set to 10,20 as main scale, vernier auxiliary scale
Or 50 lattices, based on the principle of dislocation amplification, corresponding accuracy of reading is different.When electrode catheter B is exactly in contact with the water surface (electricity
Probe C and D do not contact the water surface for pole) when, read the scale value of the corresponding steel tape of position vernier auxiliary scale zero graduation reference line
h1.The distance h2 that height gauge is used to measure vernier auxiliary scale zero graduation reference line to well head.Therefore, earthquake fluid underground hydrostatic level school
The buried depth value h=h1-h2 of survey.
Signal reception box is portable removable, and signal, which receives, is equipped with receiving circuit module inside box；As shown in figure 5, receiving electricity
Road module includes coding chip U3, wireless receiving module U4 and power supply voltage stabilizing chip U5；The model PT2272_ of coding chip U3
M4；Wireless receiving module U4 uses RX series wireless receiving module, and working frequency selects 315MHz or 433MHz, and sends out with wireless
The working frequency for penetrating module U2 is equal；The model 78L05 of power supply voltage stabilizing chip U5；15 connecting resistance five of pin of coding chip U3
One end of R5, the other end of 16 connecting resistance of pin, five R5, pin 14 connect the pin 2 and pin 3 of wireless receiving module U4, pin 13
The anode of one LED1 of one end and light emitting diode of six R6 of connecting resistance, the anode of 12 sending and receiving optical diode of pin, two LED2, pin
The anode of 11 sending and receiving optical diode, three LED3, pin 18 connect the pin 1 of wireless receiving module U4, buzzer F1 a pin,
The pin 3 of power supply voltage stabilizing chip U5 and one end of capacitor C1, pin 9 are grounded；The base of another termination triode Q1 of six R6 of resistance
Pole, the emitter of triode Q1 connect another pin of buzzer F1；Seven R7's of cathode connecting resistance of one LED1 of light emitting diode
One end, one end of eight R8 of cathode connecting resistance of two LED2 of light emitting diode, nine R9 of cathode connecting resistance of three LED3 of light emitting diode
One end；The pin 4 of wireless receiving module U4, the pin 2 of power supply voltage stabilizing chip U5, the other end of capacitor C1, seven R7 of resistance
The other end, the other end of eight R8 of resistance, the other end of nine R9 of resistance and triode Q1 collector be grounded；Power supply voltage stabilizing chip
The pin 1 of U5 meets supply voltage V2；Remaining pin of coding chip U3 is hanging.Wireless receiving module U4 receives wireless transmission mould
The encoded signal of block U2 transmitting, coding chip U3 decodes encoded signal, and controls buzzer, light emitting diode one
Three LED3 of LED1, two LED2 of light emitting diode and light emitting diode；One LED1 of light emitting diode, light emitting diode in the present embodiment
Two LED2 and three LED3 of light emitting diode are shown and as follows (other design sides also may be selected in the conceptual design of buzzer warning
Case, these design schemes are all routine techniques): when no electrode catheter touches the water surface, one LED1 of light emitting diode, luminous two
Two LED2 of pole pipe and three LED3 of light emitting diode do not work, and buzzer F1 does not alarm；When electrode catheter A and B touch the water surface,
One LED1 of light emitting diode is bright, and buzzer F1 alarms；When electrode catheter C touches the water surface, one LED1 of light emitting diode and
Two LED2 of light emitting diode is bright, and buzzer F1 alarms；When electrode catheter D touches the water surface, one LED1 of light emitting diode, hair
Optical diode two LED2 and three LED3 of light emitting diode is bright, and buzzer F1 alarms.
Probe is slowly transferred from fluid well head up to contacting the water surface when the utility model measures, by the report for reading receiver
Alert and instruction is finely adjusted probe decentralization height, and reads to steel tape, thus accurate judgement underground water level buried depth.
The utility model designs the water-level probe of multi-electrode contact and the reading plotter based on dislocation amplification principle, realizes earthquake fluid well
The high-precision school of level of ground water is surveyed, and guarantees the accurate and reliable of earthquake water-level observation data, for the water level for studying high precision and large measuring range
Measurement method provides reference；It is designed by the structure of multi-electrode probe, not only contributes to the standard for judging the probe contacts water surface
True position also can avoid the problem that misleads as caused by the adhesive electrodes such as impurity；By transmitting, receiving circuit module, avoid
Using being wound on the long conducting wire of steel tape two sides, to reduce volume and weight, by the logical of probe tip and mine water face contact
Break signal passes to ground, can receive alarm and indicator light situation in time, improves measurement accuracy.Water is connected using general steel tape
Position probe, not only can guarantee measurement accuracy, but also convenient for safeguarding, when steel tape damage, it is only necessary to replace steel tape, it is not necessary to replace water
Position probe, reduces use cost.
Claims (8)
1. device, including probe, steel tape and reading receiver are surveyed in a kind of earthquake fluid underground water level school, it is characterised in that: institute
The probe stated includes probing shell, electrode catheter, transmit circuit module and battery；The probing shell includes from the bottom to top
Shell one, shell two and shell three；Two top of shell and bottom end are open, and bottom end and shell one are fixed, and top and shell three are solid
It is fixed；Integrally formed demarcation plate is equipped in the middle part of the shell two；N electrode catheter is equidistantly arranged, and n value is 3 or 4, each
The tail portion of electrode catheter passes through the corresponding probe installing hole of demarcation plate and is fixed in probe installing hole, the head of electrode catheter
Portion is towards two bottom end of shell；One open top end of shell, bottom end offers fluid through-hole；1st electrode catheter as public electrode,
The length of the equal length of 2nd electrode catheter and public electrode, the 3rd electrode catheter is 1mm smaller than the length of public electrode；n
When=4, the length of the 4th electrode catheter is 1mm smaller than the length of the 3rd electrode catheter；Shell two, which is located at the top of demarcation plate, to be equipped with
Transmit circuit module, each electrode catheter pass through conducting wire one and are connected to transmit circuit module；The battery is arranged in shell three
It is interior；Conducting wire two passes through the bottom plate of shell three, and two both ends of conducting wire are separately connected the cathode and transmit circuit module of battery；Shell three pushes up
End opens, and probe top cover is fixed on three top of shell；The lateral surface of probe top cover is connected by screw to the ruler item of steel tape；Coil of strip
The ruler zero graduation reference line of ruler is set at the cusp of longest electrode catheter head；Probe top cover medial surface is fixed with conduction
Copper ring, conductive copper are contacted with the anode of battery；Copper conductor is arranged in the vertical side slots of shell three, and one end connects battery
Anode, the bottom plate that the other end passes through shell three connect transmit circuit module；After the coding chip U1 of transmit circuit module will be encoded
Each electrode catheter between on-off signal be transmitted to the wireless transmitter module U2 of transmit circuit module；
The reading receiver includes measurement pedestal, L-type right angle accessory, signal reception box, steel tape, vernier auxiliary scale and height
Ruler；The L-type right angle accessory is fixed with measurement pedestal；The shell of steel tape is fixed on the long-armed free end of L-type right angle accessory
Tapping, galianconism are fixed with vernier auxiliary scale；The hinged contact roller in the long-armed both ends of L-type right angle accessory, steel tape pass through two
Gap between contact roller and L-type right angle accessory；10,20 or 50 lattices are arranged in the vernier auxiliary scale；The signal connects
It receives and is equipped with receiving circuit module inside box；The wireless receiving module U4 of receiving circuit module receives the wireless hair of transmit circuit module
The encoded signal of module U2 is penetrated, and encoded signal is transmitted to the coding chip U3 of receiving circuit module；Coding chip U3 is by translating
Signal control buzzer and light emitting diode after code.
2. device is surveyed in a kind of earthquake fluid underground water level school according to claim 1, it is characterised in that: the shell
One, shell two and shell three are all made of polytetrafluoroethylene material.
3. device is surveyed in a kind of earthquake fluid underground water level school according to claim 1, it is characterised in that: the battery by
Three section lithium batteries are composed in series.
4. device is surveyed in a kind of earthquake fluid underground water level school according to claim 1, it is characterised in that: the steel tape
Scale precision is 1mm, range 100m.
5. device is surveyed in a kind of earthquake fluid underground water level school according to claim 1, it is characterised in that: the L-type is straight
Corner casting uses stainless steel material.
6. device is surveyed in a kind of earthquake fluid underground water level school according to claim 1, it is characterised in that: the transmitting electricity
Road module includes coding chip U1, wireless transmitter module U2 and connecting terminal J1；The model PT2262 of coding chip U1；Wirelessly
Transmitting module U2 uses TX series wireless transmitter module；The pin 9 of coding chip U1 meets battery cathode, 15 connecting resistance of pin, one R1
One end, the other end of 16 connecting resistance of pin, one R1, one end of 13 connecting resistance of pin, two R2, the one of 12 connecting resistance of pin, three R3
End, one end of 11 connecting resistance of pin, four R4；The other end of two R2 of resistance is connect with the pin 2 of connecting terminal J1, three R3's of resistance
The other end is connect with the pin 3 of connecting terminal J1, and the other end of four R4 of resistance is connect with the pin 4 of connecting terminal J1；Encode core
The pin 1 of the pin 18 of piece U1, the pin 1 of wireless transmitter module U2 and connecting terminal J1 meets anode V1；Wireless transmission
The pin 2 of module U2 connects the pin 17 of coding chip U1；The pin 3 of wireless transmitter module U2 connects battery cathode；Coding chip U1
Remaining pin it is hanging；The tail portion of public electrode is connect with the pin 1 of connecting terminal J1, the tail portion difference of remaining electrode probe
It is connect with a pin of the connecting terminal J1 in addition to pin 1.
7. device is surveyed in a kind of earthquake fluid underground water level school according to claim 1, it is characterised in that: the reception electricity
Road module includes coding chip U3, wireless receiving module U4 and power supply voltage stabilizing chip U5；The model PT2272_ of coding chip U3
M4；Wireless receiving module U4 uses RX series wireless receiving module；The model 78L05 of power supply voltage stabilizing chip U5；Coding chip
One end of 15 connecting resistance of pin, five R5 of U3, the other end of 16 connecting resistance of pin, five R5, pin 14 connect wireless receiving module U4's
Pin 2 and pin 3, the anode of one LED1 of one end and light emitting diode of 13 connecting resistance of pin, six R6, pin 12 connect light-emitting diodes
The anode of two LED2 of pipe, the anode of 11 sending and receiving optical diode of pin, three LED3, pin 18 connect wireless receiving module U4 pin 1,
A pin, the pin 3 of power supply voltage stabilizing chip U5 and one end of capacitor C1 of buzzer F1, pin 9 are grounded；Six R6's of resistance is another
The base stage of one termination triode Q1, the emitter of triode Q1 connect another pin of buzzer F1；One LED1 of light emitting diode
Seven R7 of cathode connecting resistance one end, one end of eight R8 of cathode connecting resistance of two LED2 of light emitting diode, light emitting diode three
One end of nine R9 of cathode connecting resistance of LED3；The pin 4 of wireless receiving module U4, the pin 2 of power supply voltage stabilizing chip U5, capacitor C1
The other end, the other end of seven R7 of resistance, the other end of eight R8 of resistance, the other end of nine R9 of resistance and triode Q1 collector
It is grounded；The pin 1 of power supply voltage stabilizing chip U5 meets supply voltage V2；Remaining pin of coding chip U3 is hanging.
8. device is surveyed in a kind of earthquake fluid underground water level school according to claim 6, it is characterised in that: wireless transmitter module
The working frequency of U2 is 315MHz or 433MHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920386109.1U CN209589195U (en) | 2019-03-25 | 2019-03-25 | Device is surveyed in a kind of earthquake fluid underground water level school |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920386109.1U CN209589195U (en) | 2019-03-25 | 2019-03-25 | Device is surveyed in a kind of earthquake fluid underground water level school |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209589195U true CN209589195U (en) | 2019-11-05 |
Family
ID=68375021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920386109.1U Expired - Fee Related CN209589195U (en) | 2019-03-25 | 2019-03-25 | Device is surveyed in a kind of earthquake fluid underground water level school |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209589195U (en) |
-
2019
- 2019-03-25 CN CN201920386109.1U patent/CN209589195U/en not_active Expired - Fee Related
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