CN107144262A - A kind of double-shaft tilt angle sensor based on conducting probe - Google Patents
A kind of double-shaft tilt angle sensor based on conducting probe Download PDFInfo
- Publication number
- CN107144262A CN107144262A CN201710444619.5A CN201710444619A CN107144262A CN 107144262 A CN107144262 A CN 107144262A CN 201710444619 A CN201710444619 A CN 201710444619A CN 107144262 A CN107144262 A CN 107144262A
- Authority
- CN
- China
- Prior art keywords
- hole
- probe
- seal receptacle
- circuit
- gland
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000523 sample Substances 0.000 title claims abstract description 72
- 239000007788 liquid Substances 0.000 claims abstract description 30
- 210000004907 gland Anatomy 0.000 claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 230000005611 electricity Effects 0.000 claims description 5
- 238000003754 machining Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- -1 gland Substances 0.000 abstract 1
- 238000012544 monitoring process Methods 0.000 description 10
- 238000006073 displacement reaction Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000007654 immersion Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000010429 evolutionary process Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/18—Measuring inclination, e.g. by clinometers, by levels by using liquids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/18—Measuring inclination, e.g. by clinometers, by levels by using liquids
- G01C2009/182—Measuring inclination, e.g. by clinometers, by levels by using liquids conductive
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The present invention provides a kind of double-shaft tilt angle sensor based on conducting probe, including gland, probe, base, solution, conductance liquid tank and seal receptacle;Blind hole is machined with the third level groove on the top of the base, the probe base is arranged in blind hole;The conductance liquid tank bottom is by being threaded into the second level groove of base;The seal receptacle bottom is connected by screw thread with conductance liquid tank upper grooves;Ladder hole corresponding with blind hole is machined with third level groove at the top of the seal receptacle;The gland bottom is machined with boss corresponding with ladder hole, and the centre of boss is equipped with through hole;Gland is positioned in the third level groove at the top of seal receptacle;The through hole of seal receptacle and boss is sequentially passed through at the top of probe;The gland upper center is machined with through hole, and slotting bolt is passed through after the through hole on gland by being threaded into seal receptacle, confined space is thus formed in conductance liquid tank, the solution is contained in the confined space of the conductance liquid tank.
Description
Technical field
, can be right the present invention relates to landslide monitoring field, more particularly to a kind of double-shaft tilt angle sensor based on conducting probe
The deformation angle of deep slip mass is monitored.
Background technology
China's massif is numerous, and landslide disaster is multiple.Landslide generation machine can not be still explained completely in scientific and technical research now
In the case of reason and evolutionary process, landslide still has very big sudden and destructiveness.Caused to be prevented effectively from landslide disaster
Loss, it is current most effective means that effective monitoring is carried out to landslide and then is predicted.
Common landslide monitoring method can be divided into earth's surface monitoring method and deep monitoring method, and wherein earth's surface monitoring method is only to landslide
The landslide such as displacement, precipitation, pore water pressure of body earth's surface changing factor is monitored, because the changing factor on landslide is mostly by sliding
Slopes deep produces and gradually spreads to earth's surface, therefore the accuracy of landslide depth monitoring is higher.
Common landslide depth monitoring parameter includes deep displacement, power and pore water pressure etc., and wherein deep displacement is landslide
Monitoring and the most important parameter of prediction.Deep soils are often realized with inclinometer, and inclinometer is exactly based on monitoring and slided
The deformation inclination angles of slopes calculates slip mass deep displacement.And the inclination data of common inclinometer measurement is one-dimensional data,
The inclination data of the axle of some in rectangular coordinate system can only be reflected, therefore result of calculation can only reflect that slip mass is sat at right angle
Mark system in some direction displacement projection, and according to based on double-shaft tilt angle sensor carry out inclinometer design, then finally
As a result can obtain the displacement projection of slip mass certain both direction in rectangular coordinate system, the displacement data of both direction will more added with
Beneficial to being analyzed slip mass and predicted.
The content of the invention
In view of this, The embodiment provides a kind of double-shaft tilt angle sensor based on conducting probe.
Embodiments of the invention provide a kind of double-shaft tilt angle sensor based on conducting probe, including gland, multiple probes,
Base, solution, conductance liquid tank, slotting bolt and seal receptacle, the top of the base are provided with three-level groove, wherein third level groove
Interior to be provided with multiple blind holes, each interior interference fit of the blind hole, which is provided with the middle part of the second rubber ring, each second rubber ring, processes
There is through hole, each probe base is respectively put into corresponding second rubber ring middle through-hole by interference fit and connected with base
Touch;The first O-ring is placed with the first order groove of the base, the second level Pocket Machining of the base has screw thread, described
Conductance liquid tank bottom is sealed by being threaded into the second level groove of base and compressing the first O-ring;The conductance
It is placed with the second O-ring, and conductance liquid tank upper grooves and is threaded in liquid tank upper grooves, seal receptacle bottom passes through spiral shell
The second O-ring is compressed while line is connected with conductance liquid tank upper grooves and sealed;It is machined with the top of the seal receptacle
The corresponding multiple ladders of multiple blind holes for being machined with three-level groove, wherein third level groove in the third level groove with base lead to
It is provided with hole, each ladder hole in the middle part of the first rubber ring, the first rubber ring and is provided with through hole;The gland bottom be machined with it is close
The corresponding multiple boss of ladder hole in third level groove at the top of seat are sealed, the centre of each boss is equipped with through hole;Gland is put
The third level groove being placed at the top of seal receptacle is interior and allows multiple boss of gland bottom to be in contact with multiple first rubber rings;So
The through hole of the boss of seal receptacle, the first rubber ring and gland is sequentially passed through at the top of each probe;The gland upper center is set
There is through hole, slotting bolt is passed through after the through hole on gland by being threaded into seal receptacle, while each first rubber ring will be extruded,
It is produced radial deformation, sealed so that the probe in the first rubber ring be held tightly, thus form close in conductance liquid tank
Space is closed, the solution is contained in the confined space of the conductance liquid tank.
Further, the double-shaft tilt angle sensor also includes temperature seat and temp probe, and the temperature seat middle part is processed
There is tapped through hole, temp probe is by being threaded into the tapped through hole;The lower end of the temperature seat is threadedly secured to close
On the second recess for sealing seat upper end;Being provided between the temperature seat and the first recess of seal receptacle upper end is used for sealed 3rd O
Type circle.
Further, the double-shaft tilt angle sensor also includes circuit board, fixed plate, circuit seat and circuit cabin;It is described
Circuit cabin lower end is connected by screw thread with temperature seat upper end, is placed between circuit cabin and temperature seat upper recess for sealing
The 4th O-ring, circuit cabin upper end is machined with three-level groove, and circuit seat is by being threaded into the third level groove in circuit cabin
It is interior;The fixed plate and circuit seat are provided with corresponding through hole, and fixing bolt sequentially passes through the through hole on fixed plate and circuit seat
It is connected afterwards with nut, so that fixed plate is fixed on circuit seat;The circuit board is fixed on fixed plate by fixing screws
Top;
Further, the double-shaft tilt angle sensor also includes top cover, water joint and cable, and the top cover lower end passes through
Screw thread is connected with circuit cabin upper end second level groove, and being provided between top cover lower end and circuit cabin upper end first order groove is used to seal
The 5th O-ring;Be machined with the top cover in ladder hole, ladder hole and be placed with pad, cable sequentially pass through pad and
Connection and circuit board after the through hole of water joint, water joint bottom is by being threaded into cable while top cover ladder hole
Holding is sealed.
Further, the quantity of described probe is 8.
Further, the equal input circuit plate of the output data of described probe and temp probe, by circuit board to probe
And temperature output data handled after draw the inclination angle of twin shaft.
The beneficial effect brought of technical scheme that embodiments of the invention are provided is:The present invention uses double-shaft tilt angle sensor
Based on carry out inclinometer design, final result can obtain slip mass certain both direction in rectangular coordinate system displacement throw
Shadow, the displacement data of both direction would be more advantageous in being analyzed slip mass and predicted.
Brief description of the drawings
Fig. 1 is a kind of double-shaft tilt angle sensor measurement axle schematic diagram based on conducting probe of the present invention.
Fig. 2 is a kind of double-shaft tilt angle sensor operation principle schematic diagram based on conducting probe of the present invention.
Fig. 3 is a kind of double-shaft tilt angle sensor front view based on conducting probe of the present invention.
Fig. 4 is a kind of double-shaft tilt angle sensor top view based on conducting probe of the present invention.
Fig. 5 is a kind of double-shaft tilt angle sensor A-A diagrammatic cross-sections based on conducting probe of the present invention.
Fig. 6 is a kind of double-shaft tilt angle sensor part gland schematic diagram based on conducting probe of the present invention.
In figure:Water joint 1;2- top covers;3- circuit boards;4- fixing screws;5- circuits cabin;6- circuits seat;7- the 4th is O-shaped
Circle;8- temperature seat;The O-rings of 9- the 3rd;10- glands;The rubber rings of 11- first;The O-rings of 12- second;The O-rings of 13- first;14-
Two rubber rings;Probe 15;16- bases;17- solution;18- conductance liquid tanks;19- slotting bolts;20- seal receptacles;21- temperature is visited
Head;22- nuts;23- fixed plates;24- fixing bolts;The O-rings of 25- the 5th;26- pads;27- cables.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to embodiment party of the present invention
Formula is further described.
It refer to Fig. 1, Fig. 2 and Fig. 3, a kind of double-shaft tilt angle sensing based on conducting probe that embodiments of the invention are provided
The front view of device, top view, A-A diagrammatic cross-sections, a kind of double-shaft tilt angle sensor based on conducting probe, including water joint
1st, top cover 2, circuit board 3, fixing screws 4, circuit cabin 5, the 6, the 4th O-ring 7 of circuit seat, the 8, the 3rd O-ring 9 of temperature seat, gland
10th, multiple first rubber rings 11, the second O-ring 12, the first O-ring 13, multiple second rubber rings 14, multiple probes 15, base
16th, solution 17, conductance liquid tank 18, slotting bolt 19, seal receptacle 20, temp probe 21, nut 22, fixed plate 23, fixing bolt
24th, the 5th O-ring 25, pad 26 and cable 27.
The top of the base 16 is machined with three-level groove, is wherein machined with multiple blind holes, Mei Ge in third level groove
Two rubber rings 14 are filled in the blind hole in the third level groove of base 16 respectively by interference fit, in each second rubber ring 14
Portion is machined with through hole, and multiple bottoms of probe 15 are filled in the corresponding middle through-hole of second rubber ring 14 simultaneously respectively by interference fit
It is in contact with base 16.
The first O-ring 13 is placed with the first order groove of base 16, the second level Pocket Machining of base 16 has spiral shell
Line, the bottom of conductance liquid tank 18 is sealed by being threaded into the second level groove of base 16 and compressing the first O-ring 13.
It is placed with the second O-ring 12, and the upper grooves of conductance liquid tank 18 and processes in the upper grooves of conductance liquid tank 18
There is screw thread, compress the second O-ring 12 while the bottom of seal receptacle 20 is connected by screw thread with the upper grooves of conductance liquid tank 18
Sealed.
The top of seal receptacle 20 is machined with three-level groove, and the third level with base 16 is wherein machined with third level groove
The corresponding multiple ladder holes of blind hole in groove, each first rubber ring 11 is respectively put into ladder hole;The pressure
The bottom of lid 10 is machined with multiple boss corresponding with the ladder hole in the top third level groove of seal receptacle 20, each boss
Between be equipped with through hole;Gland 10 is positioned in the third level groove at the top of seal receptacle 20 and ensures each boss of the bottom of gland 10
It is in contact with corresponding each first rubber ring 11;The top of so each probe 15 sequentially passes through seal receptacle 20, the first rubber
The through hole of ring 11 and gland 10.
The upper center of gland 10 is machined with through hole, and slotting bolt 19 is revolved after passing through the through hole on gland 10 by screw thread
Enter seal receptacle 20, while each first rubber ring 11 will be extruded, it is produced radial deformation, so that by the first rubber ring 11
Probe 15 is held tightly and sealed, and confined space is thus formed in conductance liquid tank 18;The solution 17 is contained in the conductance liquid
In the confined space in cabin 18.
The 3rd O-ring 9 is placed with the upper end first order groove of seal receptacle 20, the upper end second level of seal receptacle 20 is recessed
Groove processing has a screw thread, 8 lower ends of temperature seat the 3rd O-ring 9 is compressed while being connected by screw thread with seal receptacle 20 carry out it is close
Envelope.
The 4th O-ring 7 is placed with 8 upper recess of the temperature seat, the lower end of circuit cabin 5 passes through on screw thread and temperature seat 8
4th O-ring 7 is compressed and sealed by end while being connected.The middle part of temperature seat 8 is threaded through hole, temp probe
21 by being threaded into the tapped through hole.
The upper end of circuit cabin 5 is machined with three-level groove, and circuit seat 6 is by being threaded into the third level groove in circuit cabin 5
It is interior, through hole is machined with circuit seat 6, fixed plate 23 is positioned on circuit seat 6, and fixing bolt 24 sequentially passes through fixed plate 23 and electricity
It is connected after through hole on road seat 6 with nut 22, so that fixed plate 23 is fixed on circuit seat 6.
The upper end of fixed plate 23 is threaded through hole, and circuit board 3 is positioned over the top of fixed plate 23, and fixing screws 4 are worn
Screwed in after through hole on oversampling circuit plate 3 in the tapped through hole in fixed plate 23, so that circuit board 3 is fixed in fixed plate 23.
The 5th O-ring 25 is placed with the upper end first order groove of circuit cabin 5, the lower end of top cover 2 passes through screw thread and circuit
The 5th O-ring 25 is compressed while 5 upper end second level groove connection of cabin and sealed.
Ladder hole is machined with the top cover 2, pad 26 is positioned in the ladder hole, and cable 27 sequentially passes through pad
26 and water joint 1 through hole after reach sensor external, the bottom of water joint 1 is by being threaded into the ladder hole of top cover 2
Cable 27 is held tightly simultaneously and sealed.
A kind of schematic diagram of double-shaft tilt angle sensor part gland 10 based on conducting probe of the present invention is as shown in figure 4, described
The quantity of probe 15 be 8, the boss number of part gland 10 is also 8.
Described probe 15 and the equal input circuit plate 3 (connecting line is not drawn into figure) of the output data of temp probe 21,
Circuit board 3 draws the inclination angle of twin shaft after being handled by circuit board 3 probe 15 and temperature output data, drawn after processing double
The inclination angle of axle is exported through cable 27.
It refer to Fig. 5, a kind of double-shaft tilt angle sensor measurement axle signal based on conducting probe of embodiments of the invention
Figure, rectangular coordinate system is set up with the sensor position that the present invention is developed, then the sensor that the present invention is developed can be to figure
In x-axis and the inclination angle in the direction shown in y-axis measure.
It refer to Fig. 6, a kind of double-shaft tilt angle sensor operation principle schematic diagram based on conducting probe of the present invention, the electricity
The confined space in drain cabin 18 leads to the negative pole of direct current built with solution 17, the now inwall to conductance liquid tank 18, to probe 15
The positive pole of logical direct current, because the electrical conductivity of solution 17 is not 0, then now probe 15, solution 17 and the inwall of conductance liquid tank 18 it
Between form current loop, the size of current that each probe 15 can be formed in a current loop, and current loop and probe 15
The depth of immersion solution 17 is directly proportional.(a figures in Fig. 6 are refer to when now sensor levels are placed), and each probe 15 soaks
The depth for entering solution 17 is △ h, because the depth △ h that each probe 15 immerses solution 17 are equal, therefore 1# probes 15,2# are visited
Electric current in the circuit of pin 15....N# probes 15 is equal;When x-axis or y-axis direction are arbitrarily tilted during sensor haves mercy on Fig. 5, often now
The height of the individual immersion of probe 15 solution 17 will change and (refer to the b figures in Fig. 6), 1# probes 15,2# probes 15....N#
The depth of the immersion solution 17 of probe 15 is respectively △ h1、△h2、△h3......△hN;Due to △ h1、△h2、△h3......△
hNIt is different, therefore the electric current in 1# probes 15, the circuit of 2# probe 15....N# probes 15 is unequal, and sensor is around twin shaft
Inclination angle relation corresponding with the combination existence anduniquess of size and the current value of all probes 15 of each current value of probe 15, according to
This principle can be made into double-shaft tilt angle sensor.
Herein, the involved noun of locality such as forward and backward, upper and lower is to be located at parts in accompanying drawing in figure and zero
The position of part each other is intended merely to the clear of expression technology scheme and conveniently come what is defined.It should be appreciated that the noun of locality
Use should not limit the claimed scope of the application.
In the case where not conflicting, the feature in embodiment and embodiment herein-above set forth can be combined with each other.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (6)
1. a kind of double-shaft tilt angle sensor based on conducting probe, it is characterised in that:Including gland, multiple probes, base, molten
Liquid, conductance liquid tank, slotting bolt and seal receptacle, the top of the base are provided with three-level groove, are wherein provided with third level groove
Interference fit is provided with the middle part of the second rubber ring, each second rubber ring and is machined with through hole in multiple blind holes, each blind hole,
Each probe base is respectively put into corresponding second rubber ring middle through-hole by interference fit and is in contact with base;It is described
The first O-ring is placed with the first order groove of base, the second level Pocket Machining of the base has screw thread, the conductance liquid tank
Bottom is sealed by being threaded into the second level groove of base and compressing the first O-ring;The conductance liquid tank top
It is placed with the second O-ring, and conductance liquid tank upper grooves and is threaded in groove, seal receptacle bottom passes through screw thread and conductance
The second O-ring is compressed while liquid tank upper grooves are connected and sealed;Three-level groove is machined with the top of the seal receptacle,
The corresponding multiple ladder holes of multiple blind holes for being wherein machined with third level groove in the third level groove with base, Mei Gejie
It is provided with terraced through hole in the middle part of the first rubber ring, the first rubber ring and is provided with through hole;The gland bottom is machined with and seal receptacle top
The corresponding multiple boss of ladder hole in third level groove, the centre of each boss is equipped with through hole;Gland is positioned over sealing
Third level groove at the top of seat is interior and allows multiple boss of gland bottom to be in contact with multiple first rubber rings;So each probe
Top sequentially pass through seal receptacle, the first rubber ring and gland boss through hole;The gland upper center is provided with through hole, opens
Slot bolt is passed through after the through hole on gland by being threaded into seal receptacle, while each first rubber ring will be extruded, produces it
Radial deformation, is sealed so that the probe in the first rubber ring be held tightly, thus forms confined space in conductance liquid tank, institute
Solution is stated to be contained in the confined space of the conductance liquid tank.
2. a kind of double-shaft tilt angle sensor based on conducting probe according to claim 1, it is characterised in that:Also include temperature
Seat and temp probe are spent, the temperature seat middle part is threaded through hole, and temp probe is by being threaded into the tapped through hole;
The lower end of the temperature seat is threadedly secured on the second recess of seal receptacle upper end;The temperature seat and seal receptacle upper end
Being provided between first recess is used for sealed 3rd O-ring.
3. a kind of double-shaft tilt angle sensor based on conducting probe according to claim 1, it is characterised in that:Also include electricity
Road plate, fixed plate, circuit seat and circuit cabin;Circuit cabin lower end is connected by screw thread with temperature seat upper end, circuit cabin
It is placed between temperature seat upper recess for sealed 4th O-ring, circuit cabin upper end is machined with three-level groove, electricity
Road seat is by being threaded into the third level groove in circuit cabin;The fixed plate and circuit seat are provided with corresponding through hole, fixed
It is connected after through hole in screw bolt passes fixed plate and circuit seat with nut, so that fixed plate is fixed on circuit seat;
The circuit board is fixed on fixed plate top by fixing screws.
4. a kind of double-shaft tilt angle sensor based on conducting probe according to claim 1, it is characterised in that:Also include top
Lid, water joint and cable, the top cover lower end are connected by screw thread with circuit cabin upper end second level groove, top cover lower end and electricity
Being provided between the first order groove of road cabin upper end is used for sealed 5th O-ring;Ladder hole is machined with the top cover, ladder leads to
Pad is placed with hole, cable is connected and circuit board after sequentially passing through the through hole of pad and water joint, and water joint bottom leads to
Cross to hold cable tightly while being threaded into top cover ladder hole and sealed.
5. a kind of double-shaft tilt angle sensor based on conducting probe according to claim 1, it is characterised in that:Described spy
The quantity of pin is 8.
6. a kind of double-shaft tilt angle sensor based on conducting probe according to claim 1, it is characterised in that:Described spy
The equal input circuit plate of output data of pin and temp probe, after being handled by circuit board probe and temperature output data
Go out the inclination angle of twin shaft.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710444619.5A CN107144262A (en) | 2017-06-13 | 2017-06-13 | A kind of double-shaft tilt angle sensor based on conducting probe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710444619.5A CN107144262A (en) | 2017-06-13 | 2017-06-13 | A kind of double-shaft tilt angle sensor based on conducting probe |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107144262A true CN107144262A (en) | 2017-09-08 |
Family
ID=59782511
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710444619.5A Pending CN107144262A (en) | 2017-06-13 | 2017-06-13 | A kind of double-shaft tilt angle sensor based on conducting probe |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107144262A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108691531A (en) * | 2018-05-09 | 2018-10-23 | 中国地质大学(武汉) | A kind of tool face azimuth sensor based on conductance principle |
CN109211440A (en) * | 2018-08-15 | 2019-01-15 | 中国地质大学(武汉) | It is a kind of based on micrometering away from wellbore annulus pressure sensor |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1148160A (en) * | 1995-02-14 | 1997-04-23 | 日商机器株式会社 | Biaxial inclination sensor |
US6880257B1 (en) * | 2004-01-08 | 2005-04-19 | Asia Optical Co., Inc. | Signal sampling circuit of a tilt sensor |
CN102297682A (en) * | 2011-05-23 | 2011-12-28 | 国网电力科学研究院 | Double-shaft transmission line tower inclination sensor |
CN106643633A (en) * | 2016-12-28 | 2017-05-10 | 重庆大学 | Landslide body deep part creep deformation monitoring device and measuring method thereof |
CN207351440U (en) * | 2017-06-13 | 2018-05-11 | 中国地质大学(武汉) | A kind of double-shaft tilt angle sensor based on conducting probe |
-
2017
- 2017-06-13 CN CN201710444619.5A patent/CN107144262A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1148160A (en) * | 1995-02-14 | 1997-04-23 | 日商机器株式会社 | Biaxial inclination sensor |
US6880257B1 (en) * | 2004-01-08 | 2005-04-19 | Asia Optical Co., Inc. | Signal sampling circuit of a tilt sensor |
CN102297682A (en) * | 2011-05-23 | 2011-12-28 | 国网电力科学研究院 | Double-shaft transmission line tower inclination sensor |
CN106643633A (en) * | 2016-12-28 | 2017-05-10 | 重庆大学 | Landslide body deep part creep deformation monitoring device and measuring method thereof |
CN207351440U (en) * | 2017-06-13 | 2018-05-11 | 中国地质大学(武汉) | A kind of double-shaft tilt angle sensor based on conducting probe |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108691531A (en) * | 2018-05-09 | 2018-10-23 | 中国地质大学(武汉) | A kind of tool face azimuth sensor based on conductance principle |
CN109211440A (en) * | 2018-08-15 | 2019-01-15 | 中国地质大学(武汉) | It is a kind of based on micrometering away from wellbore annulus pressure sensor |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107144262A (en) | A kind of double-shaft tilt angle sensor based on conducting probe | |
CN103675056B (en) | Galvanochemistry on-line testing electrode under a kind of high hydrostatic pressure | |
CN207351440U (en) | A kind of double-shaft tilt angle sensor based on conducting probe | |
CN106768161A (en) | Underground water level measurement method | |
CN210375302U (en) | Differential pressure type accumulator liquid level meter | |
CN105258763A (en) | Liquid-level sensor for integrated armoured continuous measurement | |
KR101838483B1 (en) | Liquid quality meter apparatus | |
CN207936932U (en) | A kind of 3 D deformation measuring device and system | |
CN107091621B (en) | A kind of 3 D deformation measuring device and system | |
CN207007163U (en) | A kind of conductance type obliquity sensor for landslide monitoring | |
CN107144263A (en) | A kind of obliquity sensor based on capacitance principle | |
CN104931112B (en) | Sensor | |
CN217520566U (en) | Magnetostrictive liquid level sensor used in severe corrosive and high-crystallization environment | |
CN107063184A (en) | A kind of conductance type obliquity sensor for landslide monitoring | |
CN206387470U (en) | Liquid level emasuring device | |
CN111535287A (en) | Underground water pressure monitoring device | |
CN211262379U (en) | Water level sensor | |
CN209623937U (en) | A kind of piezoresistive pressure sensor | |
CN106441496A (en) | Liquid level measuring method | |
CN110687358A (en) | Capacitive electromagnetic wave detector and system based on thermoelectric material | |
CN207036101U (en) | A kind of obliquity sensor based on capacitance principle | |
CN207366495U (en) | A kind of lubricating oil moisture detection device | |
CN207036753U (en) | A kind of biphase gas and liquid flow void fraction measurement apparatus | |
CN217028886U (en) | Portable shallow well rapid temperature measurement probe | |
CN207164047U (en) | A kind of DGT shells that can be used for content of beary metal at detection soil different depth |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170908 |