CN207728358U - Multi-parameter sensor based on downhole testing - Google Patents
Multi-parameter sensor based on downhole testing Download PDFInfo
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- CN207728358U CN207728358U CN201820076338.9U CN201820076338U CN207728358U CN 207728358 U CN207728358 U CN 207728358U CN 201820076338 U CN201820076338 U CN 201820076338U CN 207728358 U CN207728358 U CN 207728358U
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Abstract
The utility model is related to a kind of multi-parameter sensors based on downhole testing, including Stainless Steel Shell component, sensor control assembly, jack assemblies and righting device assembly, the sensor control assembly is fixed in the Stainless Steel Shell component, the righting device assembly is fixed on outside the Stainless Steel Shell component, the jack assemblies are connected with the Stainless Steel Shell component, the sensor control assembly is connected by conducting wire with the jack assemblies, and the conducting wire is connected by the jack assemblies with external world's control and display device.Multi-parameter sensor of the utility model based on downhole testing is simple in structure, it can realize the installation of multiple multi-parameter sensors, and data can be transmitted only by 6 core wires between multiple multi-parameter sensors, the installation that line cannot achieve multiple sensors too much is avoided, and more more reliable data are provided for slip mass or mining collapse.
Description
Technical field
The utility model is related to precision measurement apparatus technical fields, more particularly to a kind of to be adopted for being observed continuously
The underground multi-parameter sensor of a variety of physical quantity variation monitorings such as mine Subsidence Area, slip mass.
Background technology
The deformation that mining Subsidence Area, slip mass earth's surface and underground is observed continuously is monitoring and prediction mining Subsidence Area, cunning
One of the effective way of geological disaster occurs for slopes.Ground angle of declination is a pseudovector, it not only has the variation of size, also just
To variation, usually described with inclination angle and tendency.
In mining Subsidence Area, in slip mass actual observation, need that observation mining Subsidence Area, different depth tilts in slip mass
Variation, typically use bore inclining instrument, phase bored in mining Subsidence Area, in slip mass according to mining depth and landslide band depth
The drilling for answering depth is put to corresponding inclinometer pipe, and a direction carries locating slot in inclinometer pipe, ensure borehole inclinometer sensor from
The direction in subsurface to shaft bottom is always consistent, two kinds of the material division of labor engineering plastics and aluminium alloy of inclinometer pipe, borehole inclinometer
Mounting means there are two types of, one is fixed, borehole inclinometer be fixedly mounted a certain position long term monitoring landslide in underground towards certain
The inclination in one direction；Another is slidingtype, regularly places a sensor at underground according to the point one of certain intervals one
The inclination conditions for measuring underground different depth of point.There is measuring points to place a limited number of limitations for the first measurement method,
Because the sensor of each inclinometer needs a multicore cable to draw, measures different depth landslide band and need multiple sensors, make
The lower multi-cable that can not hold at certain aperture, deviational survey bore only have 60mm, multi-cable and sensor to keep certain
It is extremely difficult that direction across internal surface of sleeve pipe is placed into underground；Another is slidingtype borehole inclinometer, in the open-hole being drilled
Place inclinometer pipe, deviational survey pipe outer wall tamped with original state fine earth, gradient meter sensor from shaft bottom according to such as 1 meter of certain intervals up
It carries, carries 1 meter of measurement, one point, all measurement points in well, which are carried out processing, can measure each different depth in underground
Inclination conditions.Slidingtype bore inclining instrument is the problem is that deviational survey sensor is easy card when Landslide Deformation is larger
Firmly, it on earth or is carried to come up under, data can not obtain, and there is also that cannot be observed continuously, spend human and material resources.
There are many method for measuring inclination angle in the prior art, if notification number is the Chinese utility model patent of CN202256695,
Disclose a kind of borehole inclinometer underground probe, including sealing metal cylinder and the obliquity sensor that is located in it, the sensor packet
Capacitance-type inclination angle sensor containing electronic compass and two orthogonal settings, capacitance-type inclination angle sensor are mounted on the inclination zero tune
On regulating device, provided with the inclination zero regulating device that can be adjusted axially.The fixed bore inclining that the device is said with more than
There is identical, there are cables when installing multiple fixed borehole inclinometer sensors excessive, Wu Faan in instrument
The problem of dress；It is cumbersome for installation, need the inclination zero regulating device being adjusted axially；Measurement parameter is single, only measures the change at inclination angle
Change.
Obliquity sensor in the prior art is only capable of detection inclination angle, cannot monitor other kinds of parameter, and the prior art
In multiple obliquity sensors when being tested, can not ensure that the direction of multiple obliquity sensors is consistent, meanwhile, in the prior art
The sealing performance of obliquity sensor cannot be completely secured.
Utility model content
In view of above-mentioned analysis, the utility model is intended to provide a kind of multi-parameter sensor based on downhole testing, to
Solve that existing sensor measures parameters are single, cumbersome for installation, bore inclining instrument can not be installed because cable is excessive, multiple inclination angles
The problem that sensor orientation is inconsistent, sealing performance is bad.
Technical solution adopted by the utility model to solve its technical problems is：
A kind of multi-parameter sensor based on downhole testing, including Stainless Steel Shell component, sensor control assembly, socket
Component and righting device assembly, the sensor control assembly are fixed in the Stainless Steel Shell component, the righting device assembly
It is fixed on outside the Stainless Steel Shell component, the jack assemblies are connected with the Stainless Steel Shell component, the sensor control
Component processed is connected by conducting wire with the jack assemblies, and the conducting wire passes through the jack assemblies and extraneous control and display device
It is connected.
The utility model has the beneficial effect that：Multi-parameter sensor is simple in structure in the utility model, can be applied to mine
Area bottom surface settles and the deformation monitoring of slip mass, meanwhile, righting device assembly is fixed outside Stainless Steel Shell component, ensures multi-parameter
Sensor can be placed in the middle in underground.
On the basis of said program, the utility model has also done following improvement：
Further, the righting device assembly includes centralizer body and steel spring plate, and one end of the steel spring plate is solid
It is scheduled on the centralizer body, the other end of the steel spring plate is free end.
One end of the utility model steel spring plate is free end, can be because the performance of steel spring plate itself makes steel spring plate
Free end connect with the borehole wall, ensure multi-parameter sensor can be centrally arranged at underground.
Further, the centralizer body is cirque structure, and the centralizer body is sleeved on the Stainless Steel Shell
The outside of component.
The utility model sets centralizer to cirque structure, can facilitate the installation of centralizer.
Further, the number of the steel spring plate is 2~6, and the size of the steel spring plate is thickness 1mm long 130mm
Wide 15mm.
Further, the Stainless Steel Shell component includes the first Stainless Steel Shell and the second Stainless Steel Shell, and described the
One Stainless Steel Shell is fixed on the upper end of second Stainless Steel Shell.
Stainless Steel Shell component is divided into the first Stainless Steel Shell and the second Stainless Steel Shell by the utility model, can be facilitated
The installation and use of multi-parameter sensor.
Further, the jack assemblies include the first socket and the second socket, and first socket is fixed on described the
The upper end of one Stainless Steel Shell, second socket are fixed on the lower end of first Stainless Steel Shell；First socket,
Two sockets are connected by conducting wire.
Advantageous effect using above-mentioned further scheme is：The utility model is in the first Stainless Steel Shell and the second stainless steel
Socket is set on shell, can be ensured the conducting wire connection between multiple multi-parameter sensors, be ensured the accuracy of test.
Further, the sensor control assembly includes control panel, pitch angle control plate, moisture control plate and soil pressure
Control panel, the pitch angle control plate, moisture control plate and soil pressure control panel are connected by conducting wire with the control panel respectively.
Multiple control panels are arranged in the utility model, can ensure the test diversity of multi-parameter sensor, meanwhile, it will be all kinds of
Parameter Control Board is attached with control panel, can ensure the independent transmission of institute's test parameter, prevents the accuracy for influencing to test.
Further, the lower end of the control panel pass sequentially through copper post and the pitch angle control plate, moisture control plate and
Soil pressure control panel is fixed, and the upper end of the control panel is connected by copper post with first Stainless Steel Shell.
Further, 2 electrodes are installed, 2 electrodes are pierced by the shell and are exposed to institute on the moisture content plate
It states outside Stainless Steel Shell component；The soil pressure plate is attached by conducting wire and pressure sensor, and the pressure sensor is solid
It is scheduled in the Stainless Steel Shell component.
Further, the electrode is L-shaped structure, including crosspiece and vertical section, one end of the crosspiece with it is described aqueous
Rate plate is connected, and the other end of the crosspiece is connected with one end of the vertical section, and the other end of the vertical section is free end, the electricity
It is not contacted between pole and the Stainless Steel Shell component.
It is not contacted between electrode and Stainless Steel Shell component in the utility model, can ensure the accurate of moisture content board test
Property.
The beneficial effects of the utility model are：
(1) multi-parameter sensor of the utility model based on downhole testing is simple in structure, can realize that multiple multi-parameters pass
The installation of sensor, and data can be transmitted only by 6 core wires between multiple multi-parameter sensors, it avoids line and too much can not
It realizes the installation of multiple sensors, and more more reliable data is provided for slip mass or mining collapse；
(2) multi-parameter sensor of the utility model based on downhole testing can obtain inclination angle, moisture content, soil pressure ginseng
Number, can preferably evaluate the geological disaster situation of Subsidence Area or slip mass, and in the prior art can be not simultaneously
The sensing of multiple sensor parameters is tested, therefore, multi-parameter sensor of the present invention more has practicality than single change of pitch angle evaluation
Value.
It in the utility model, can also be combined with each other between above-mentioned each technical solution, to realize more preferably combination sides
Case.Other feature and advantage of the utility model will illustrate in the following description, also, certain advantages can be from specification
It becomes apparent, or is understood by implementing the utility model.The purpose of this utility model and other advantages can by
Specifically noted structure is realized and is obtained in specification, claims and the attached drawing write.
Description of the drawings
Attached drawing is only used for showing the purpose of specific embodiment, and is not considered as limitations of the present invention, entire
In attached drawing, identical reference mark indicates identical component.
Fig. 1 is the structural schematic diagram of multi-parameter sensor opening state of the utility model based on downhole testing.
In figure, 1- multi-pin connectors, 2- tightening nuts, 3- sockets A, 4- stainless steel casing A, 5- copper post, 6- control panels, 7- inclines
Gusset and control panel line, the inclination angles 8- plate, 9- moisture content plate and control panel line, 10- moisture content plates, 11- soil pressures plate and control
Making sheet line, 12- electrodes, 13- soil pressure plates, 14- 6-pin socket lines, 15- sockets B, 16- quad, outside 17- stainless steels
Shell B, 18- pressure sensor.
Specific implementation mode
Specifically describe the preferred embodiment of the utility model below in conjunction with the accompanying drawings, wherein attached drawing constitutes the application one
Point, and together with the embodiments of the present invention the utility model is not intended to limit for illustrating the principles of the present invention
Range.
One specific embodiment of the utility model, discloses a kind of multi-parameter sensor based on downhole testing, such as Fig. 1
It is shown, including multi-pin connector 1, tightening nut 2, socket A3, stainless steel casing A4, stainless steel casing A upper covers, stainless steel casing A
Lower cover, copper post 5, control panel 6, inclination angle plate and control panel line 7, inclination angle plate 8, moisture content plate and control panel line 9, moisture content plate
10, soil pressure plate and control panel line 11, electrode 12, soil pressure plate 13,6-pin socket line 14, socket B15, quad
16, stainless steel casing B17 and pressure sensor 18, wherein multi-pin connector 1 is connect by tightening nut 2 with socket A3, socket A3
Be fixed on stainless steel casing A upper covers, stainless steel casing A upper covers are fixed on the upper end of stainless steel casing A4, copper post 5, control panel 6,
Inclination angle plate 8, moisture content plate 10 and soil pressure plate 13 are each attached to the inside of stainless steel casing A4, and socket B15 is fixed on stainless steel
Shell A lower covers, stainless steel casing A lower covers are fixed on the lower end of stainless steel casing A4, and pressure sensor 18 is fixed on outside stainless steel
On shell B17, one end of quad 16 is connected with soil pressure plate 13, and the other end passes through stainless steel casing A lower covers and pressure sensing
Device 18 is connected；When working properly, stainless steel casing A4 is screwed in the top of stainless steel casing B17.
Multi-pin connector 1 is fixed on the upper end of stainless steel casing A4, and by tightening nut 2 and stainless steel casing A upper covers
Socket A3 be fixedly connected, the cable in stainless steel casing A4 is connected by socket A3 with multi-pin connector 1, multi-pin connector 1 with it is outer
The control on boundary and display device are attached, in order to carry out the detection of data；Multi-pin connector 1 is inserted including tightening nut 2, first
Head and the second plug, the first plug are hollow-core construction, internal for by cable, and tightening nut 2 is by one end of the first plug
It is fixedly connected with the upper end of socket A3, and places sealing rubber ring between the first plug and socket A3, ensure to pass through indoor pressurization
Experiment and outdoor field experiment disclosure satisfy that the pressure of the water of 1Mpa；The other end of first plug is set as internal thread structure, is used for
Fix the second plug；Second plug is also hollow-core construction, is helicitic texture on the outside of one end of the second plug, the second plug has outer spiral shell
The side of line structure has one end of internal thread structure to be connected with the first plug, and is placed with sealing rubber ring therebetween, prevents
Water on the outside of second plug enters in multi-pin connector 1, and the other end of the second plug is middle with hole pyramidal structure, hole it is interior
The outer diameter of diameter and cable matches；The structure of multi-pin connector 1 can either ensure that cable is normally attached with the external world, and can
It prevents extraneous moisture from entering in multi-pin connector 1 and stainless steel casing A, prevents from causing shadow to the performance of multi-parameter sensor
It rings；
Multi-pin connector 1 and socket A3 are fixed tightening nut 2, and are connected for sealing therebetween, to prevent underground
Water enters in stainless steel casing A4, is impacted to the measuring accuracy of whole device；Tightening nut 2 is open circles ring junction
Structure；It is noted that it is one that the center of multi-pin connector 1, which is fixed there are one small multi-pin connector A, multi-pin connector 1 and multi-pin connector A,
Body formula structure；
Socket A3 be six gold-plated core plastic sockets, be threaded in the upper end periphery of socket A3, tightening nut 2 with insert
The periphery of seat A3 processes the connection that is screwed；Socket A3 is fixed in stainless steel casing A upper covers；, wherein socket A3 and stainless steel
Shell A upper covers can be integral structure, can also be separate structure, when socket A3 and stainless steel casing A upper covers are integrated
When formula structure, socket A3 is fixed in stainless steel casing upper cover, when socket A3 and stainless steel casing A upper covers are separate structure
When, when socket A3 is fixed in stainless steel casing A upper covers, need to be fixed by sealing ring, with prevent extraneous water into
Enter into stainless steel casing A or socket A3 is directly welded in stainless steel casing A upper covers, it is noted that in socket A3
There are one multi-core sockets, corresponding with the multi-pin connector A in multi-pin connector 1；Stainless steel casing A4 is cylindrical tubular shape,
Lower end inside is equipped with internal thread structure thereon, for being fixedly connected with stainless steel casing A upper covers and stainless steel casing A lower covers；No
Rust outer steel shell A upper covers include ontology, first annular structure and the second loop configuration, ontology, first annular structure and the second annular
Structure is an integral structure, and ontology is cirque structure, and first annular structure is fixed on the side of ontology, and the second loop configuration is solid
It is scheduled on the other side of ontology, the inside of ontology, first annular structure and the second loop configuration is connected, first annular structure and the
External thread structure is equipped on the outside of second ring structure, the outer diameter of first annular structure is more than the second loop configuration, and the first ring
The external screw thread of shape structure is connect with the threaded upper ends of stainless steel casing A4, and sealing is cased between first annular structure and ontology
Circle, to ensure that the sealing performance inside stainless steel casing A4, the second loop configuration are connected with multi-core socket 1, and the second ring junction
The inside of structure is fixed with socket A3；The structure of stainless steel casing A lower covers and the structure of stainless steel casing A upper covers are essentially identical, only
It is that its ontology is equipped with counterbore, to ensure passing through for quad 16, and the counterbore in the present embodiment is in quad 16
It after being pierced by, is sealed using rubber pad and nut, prevents extraneous moisture from entering in stainless steel casing A, to ensure stainless steel
Leakproofness in shell A；It is noted that the counterbore in the present invention needs to be sealed after passing through quad 16, ensure not
The sealing performance become rusty in outer steel shell A4；It is noted that stainless steel casing A upper covers and stainless steel casing A lower covers are that anti-spiral shell is buckle-shaped
Formula can ensure that internal conducting wire will not be disarrayed in fixed stainless steel casing A；
Control panel 6 is connected by copper post 5 with the lower end of stainless steel casing A upper covers, and is passed through between control panel 6 and socket A3
Cable is attached；Inclination angle plate 8 is located at the lower section of control panel 6, and is connected with control panel 6 by copper post 5, and inclination angle plate 8 and control
It is connected with control panel line 7 by inclination angle plate between making sheet 6；Moisture content plate 10 is fixed on the lower section of inclination angle plate 8, and by aqueous
Rate plate is connected with control panel line 9 with control panel 6, and moisture content plate 10 is connected by copper post 5 with inclination angle plate 8；Soil pressure plate 13 is solid
It is scheduled on the lower section of moisture content plate 10, and is connected with control panel line 11 with control panel 6 by soil pressure, soil pressure plate 13 passes through copper
Column 5 is connected with moisture content plate 10；It is noted that control panel 6 is attached by cable with socket A4 and socket B15, with
Ensure the normal transmission of data；When control panel 6 is connected with the lower end of stainless steel casing A upper covers, under stainless steel casing A upper covers
End is equipped with hitch, and one end of copper post 5 is screwed in the lower end hitch of stainless steel casing A upper covers, and the other end of copper post 5 is set at this time
Buckle-shaped formula, the upper end convenient for the copper post 5 on inclination angle plate 8 are fixedly connected with it；And the lower end of the copper post 5 on inclination angle plate 8 is
Hitch form, it is convenient to be attached with following plate；The connection type of the copper post 5 on other plates is identical as aforesaid way below,
It is attached in this way, can ensure that the inclination direction of inclination angle plate 8 is constant, when multiple multi-parameter sensors carry out series connection test,
It can ensure that the inclination angle of the inclination angle plate on each multi-parameter sensor is consistent；
Electrode 12 is fixed on moisture content plate 10, is opened on the side of stainless steel casing A4 there are two through-hole, the position of through-hole
Set corresponding with the position of two electrodes 12, the structure of electrode 12 is " L " type, including crosspiece and vertical section, and electrode 12 is integral type
Structure, wherein one end of crosspiece is fixedly connected with moisture content plate 10, and crosspiece is very short, indulge section one end and crosspiece it is another
End is connected, and the other end for indulging section is free end, and vertical section is integrally exposed to the outside of stainless steel casing A4；Crosspiece passes through stainless steel
The through-hole of shell A4 is connected with vertical section；Why it is " L " type by the structure design of electrode 12, in order to facilitate the survey of moisture content plate 10
Examination, and the structure of electrode 12 can adapt to the structure of stainless steel casing A4；It is noted that the crosspiece of electrode 12 passes through stainless steel
The position of shell A4 is cased with sealing shroud, prevents stainless steel casing A4 from being had an impact to the test of electrode 12；Meanwhile electrode 12 is vertical
Section with do not contacted between the outside of stainless steel casing A4；It is noted that current moisture content plate cannot be used in underground, and this
Moisture content plate in invention can be used in underground；It is noted that the electrode 12 in the present invention was connect with moisture content plate 10
Crosspiece is shorter, because if crosspiece is long, can influence measuring accuracy；
Soil pressure plate 13 is attached by quad 16 and pressure sensor 18, for receiving data when test；
Quad 16 is pierced by stainless steel casing A lower covers, and the quad 16 in the present embodiment is in the logical of stainless steel casing A lower covers
It is pierced by hole, still, which needs to keep sealing after being pierced by quad 16, and sealing means are to compress four cores electricity with nut
Sealing rubber ring around cable 16 causes shadow to prevent the water on 16 periphery of quad from flowing into stainless steel casing A to test
It rings.
Socket B15 is fixed on the lower end of stainless steel casing A4, is fixed under stainless steel casing A on lid, and socket B15 is plating
Six core plastic sockets of gold, are connected between socket A4 and socket B15 by 6-pin socket line 14, and the present invention is by socket A4 and inserts
It is attached between seat B15, can ensure data transmission when multiple multi-parameter sensors are tested；
Stainless steel casing B17 is circular tube structure, and the side of stainless steel casing B17 is provided with through-hole；Pressure is equipped in its through-hole
Sensor 18, and the side of pressure sensor 18 is connected by quad 16 with soil pressure plate 13；It is noted that socket
B15 is also to be connected and sealed by multi-pin connector 1, and cable passes after socket B15 extractions with other concatenated multi-parameters
The upper end of sensor is connected；It is noted that also being driveed on the side wall of stainless steel casing B17, there are one holes, and the effect in hole is fixed pressure
Force snesor 18 prevents pressure sensor 18 from moving, meanwhile, the present embodiment also fills up stainless steel casing B17 and pressure using nylon
Gap between force snesor 18 prevents the movement of pressure sensor, stainless steel casing B17 fixation pressures is used in the present embodiment
Sensor 18 can ensure the beauty and practical performance of Multi-parameter sensing；It is noted that the stainless steel casing in the present invention
B17 can be substituted with platy structure or other structures, as long as disclosure satisfy that the proper testing of pressure.
It is noted that the shell of multi-parameter sensor is process with stainless steel in the utility model, socket A3, insert
Seat B15 is gold-plated six core plastic sockets, and one end of six roots of sensation line is welded on six core plastic sockets separately in stainless steel casing A4
Outer one is welded on control panel, is threaded on socket A3, socket B15, and place rubber in screw thread perpendicular end surface
Sealing ring, ensure six conductor cable top nut after can be tightened onto respectively on socket A3, socket B15, by indoor pressurization experiment and
Outdoor field experiment disclosure satisfy that the pressure of the water of 1Mpa.
It is noted that being additionally provided with centralizer on the outside of the utility model stainless steel casing A4, the structure of centralizer includes
Circular ring shape ontology and steel spring plate, circular ring shape ontology is sleeved on the outside of stainless steel casing A4, and fixes and connect with stainless steel casing A4
It connects；One end of steel spring plate is fixedly linked with circular ring shape ontology, and the other end is free end, and the other end of steel spring plate deviates from annulus
The axis direction of shape ontology scatters outward, and another end head of steel spring plate is curved to the inside；Righting in the utility model
Device includes 4 thickness 1mm long, 13 centimetres wide 0.15 meter of steel spring plates, is ensured under multi-parameter sensor to ensureing in wellhole in well
Center, it is convenient to fill undisturbed soil in side；But the structure of centralizer is not limited in steel spring plate in the utility model,
Can be other structures, as long as can ensure after being arrived in well under multi-parameter sensor in the center of wellhole.
It is noted that the lower cover of stainless steel casing A in multi-parameter sensor is bored with the side of stainless steel casing B17
The hole for having different pore size, the lower lid for stainless steel casing B17 to be fixed on to stainless steel casing A；Meanwhile it specifically working
When, it is fixed with inclinometer pipe on stainless steel casing A4, also fixes inclinometer pipe on stainless steel casing B17, it is ensured that determine on inclinometer pipe
The direction of position slot is consistent, and then ensures that the deviational survey direction of inclination angle plate is consistent, and therefore, multi-parameter sensor connect one with inclinometer pipe
It causes, ensures that the direction under sensor to underground is always consistent.
It is noted that having control panel 6, inclination angle plate 8, moisture content plate 10, soil pressure plate in multi-parameter sensor of the present invention
13；Inclination angle plate 8 is integrated with all microelectron-mechanicals and compensation circuit that both direction measures inclination angle, and inclination angle plate 8 is fixed on stainless
In outer steel shell A4, and ensure that direction is consistent with the direction for the inclinometer pipe that multi-parameter sensor connects；Moisture content plate 10 has two
Line is connect with electrode 12 respectively, is connect with stainless steel casing A after being cased with rubber seal outside the CARBURIZING FURNACE FOR STAINLESS FASTENER of electrode 12；Pressure
Sensor 18 is the lower part that stainless steel casing A is connected to by quad, and quad passes through under stainless steel casing A on lid
Counterbore compresses the sealing rubber ring around quad come fixed, to prevent the water on quad periphery from flowing into not with nut
It becomes rusty in outer steel shell A, test is impacted.
It is noted that the utility model is the multi-parameter sensor of a variety of logistics capacity tests in underground, wherein multi-parameter packet
Measurement containing inclination angle, soil pressure and moisture content is mainly used for mining area surface subsidence, the deformation monitoring of slip mass；The utility model
Middle multi-parameter sensor is mounted in by 4 pieces of wiring boards in stainless steel case body, 6 lines in 6 core sockets of stainless steel casing A upper and lower sides
Between be connected with each other while connect with control panel, control panel is connect with gradient board, moisture content plate, soil pressure plate respectively, by well
Instrument on mouth sends corresponding relay conducting, instrument on order control control panel and acquires the data of respective sensor, to
Data can be transmitted only by 6 core wires between realization all the sensors, avoid line and cannot achieve multiple sensors too much
Installation, provide more more reliable data for slip mass or mining collapse；Stainless steel casing A and stainless steel casing B passes through spiral shell
Silk connection, constitutes a set of multi-parameter sensor, needs to install multigroup multi-parameter sensor in each well, be between every group of sensor
It is connected by inclinometer pipe, ensure that the consistent of multi-parameter sensor direction；On stainless steel casing A and deviational survey end surfaces have and beat in advance
Good hole ensures that the direction of inclinometer pipe when in-site installation is consistent with the direction of sensor；Multigroup sensor is to pass through multi-pin connector
There are O-ring in connection, multi-pin connector end face, pass through nut check, it is ensured that the hydraulic pressure of 1Mpa.
It is noted that (MEMS) miniature solid pendulum built in inclination angle plate use in multi-parameter sensor, passes through measurement
Static gravitational field changes, and is converted into change of pitch angle, normalized current 4~20mA outputs, output signal strong interference immunity, professional application
It works in adverse circumstances.Product using the sensing production technology production of newest MEMS microelectromechanical systems, to temperature error and
Nonlinearity erron, which is made that, to be precisely compensated for and corrects, and small-range full accuracy is small up to 0.003 °, and built-in anti-radio frequency is adopted
Use anti-electromagnetic interference circuit.What is faced since precision high range is moderate is the monitoring of mining Subsidence Area and slip mass, measures and tilts
Relative inclination, eliminate the balancing controls at two-way inclination angle, simple production process be installed.
It is noted that control panel 6 in each multi-parameter sensor in the utility model with inclination angle plate 8, contain
Water rate plate 10, soil pressure plate 13 are connected, and each plate is different from the position that control panel 6 is connected, and are composed of coding, when control panel 6
By the data transmission detected to external world's control and display device, then according to the coding of shown data difference, can distinguish
Different test parameter values；Meanwhile when multiple multi-parameter sensors carry out series connection test, need in advance to pass each multi-parameter
Control panel 6 on sensor is encoded, and pair the inclination angle plate 8 being connected with each control panel 6, moisture content plate 10 and soil pressure plate 13
Also it is encoded, when the external world controls and display device needs some parameter of a certain position, according to coding finished in advance
Concrete numerical value can be obtained.
Connection between multi-parameter sensor is connected by six conductor cable, ensure no matter how many Multi-parameter sensings
Device is very easy to be installed in hole, and the top of uppermost multi-parameter sensor is also to be connected by a six conductor cable in hole
To the acquisition instrument on ground, sensor series connection is realized.
Six conductor cable in the utility model can be carried out according to known length in advance indoors, can also be in erecting bed
Determine that six conductor cable size makes at the scene according to the position of landslide band or geologic structure figure, making is very simple, will be in cable
Six roots of sensation the end of a thread peel off, after putting on rubber ring and nut, six roots of sensation the end of a thread of stripping is welded on six core plastic plugs, by plug
It is inserted on the stainless steel plug mating with nut, last tightening nut, six conductor cable is just made.
In conclusion the utility model provides a kind of multi-parameter sensor based on downhole testing, passed according to multi-parameter
The inclination angle of sensor acquisition, moisture content, soil pressure force parameter can preferably carry out the geological disaster situation of Subsidence Area or slip mass
Evaluation, it is more with practical value than single change of pitch angle evaluation.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
It is confined to this, any one skilled in the art within the technical scope disclosed by the utility model, can readily occur in
Change or replacement, should be covered within the scope of the utility model.
Claims (10)
1. a kind of multi-parameter sensor based on downhole testing, which is characterized in that controlled including Stainless Steel Shell component, sensor
Component, jack assemblies and righting device assembly, the sensor control assembly is fixed in the Stainless Steel Shell component, described to help
Positive device assembly is fixed on outside the Stainless Steel Shell component, and the jack assemblies are connected with the Stainless Steel Shell component, described
Sensor control assembly is connected by conducting wire with the jack assemblies, the conducting wire by the jack assemblies and extraneous control and
Display device is connected.
2. a kind of multi-parameter sensor based on downhole testing according to claim 1, which is characterized in that the centralizer
Component includes centralizer body and steel spring plate, and one end of the steel spring plate is fixed on the centralizer body, the bullet
The other end of spring steel plate is free end.
3. a kind of multi-parameter sensor based on downhole testing according to claim 2, which is characterized in that the centralizer
Ontology is cirque structure, and the centralizer body is sleeved on the outside of the Stainless Steel Shell component.
4. a kind of multi-parameter sensor based on downhole testing according to claim 2, which is characterized in that the spring steel
The number of plate is 2~6, and the size of the steel spring plate is thickness 1mm long 130mm wide 15mm.
5. a kind of multi-parameter sensor based on downhole testing according to claim 1, which is characterized in that the stainless steel
Housing unit includes the first Stainless Steel Shell and the second Stainless Steel Shell, and first Stainless Steel Shell is fixed on described second not
The upper end of rust steel sheel.
6. a kind of multi-parameter sensor based on downhole testing according to claim 5, which is characterized in that the socket group
Part includes the first socket and the second socket, and first socket is fixed on the upper end of first Stainless Steel Shell, and described second
Socket is fixed on the lower end of first Stainless Steel Shell；First socket, the second socket are connected by conducting wire.
7. a kind of multi-parameter sensor based on downhole testing according to claim 5, which is characterized in that the sensor
Control assembly includes control panel, pitch angle control plate, moisture control plate and soil pressure control panel, the pitch angle control plate, aqueous
Rate control panel and soil pressure control panel are connected by conducting wire with the control panel respectively.
8. a kind of multi-parameter sensor based on downhole testing according to claim 7, which is characterized in that the control panel
Lower end pass sequentially through copper post and be fixed with the pitch angle control plate, moisture control plate and soil pressure control panel, the control
The upper end of making sheet is connected by copper post with first Stainless Steel Shell.
9. a kind of multi-parameter sensor based on downhole testing according to claim 7, which is characterized in that the moisture content
2 electrodes are installed, 2 electrodes are pierced by the shell and are exposed to outside the Stainless Steel Shell component on plate；The soil pressure
Power plate is attached by conducting wire and pressure sensor, and the pressure sensor is fixed in the Stainless Steel Shell component.
10. a kind of multi-parameter sensor based on downhole testing according to claim 9, which is characterized in that the electrode
For L-shaped structure, including crosspiece and vertical section, one end of the crosspiece is connected with the moisture content plate, the other end of the crosspiece
Be connected with one end of the vertical section, the other end of the vertical section is free end, the electrode and the Stainless Steel Shell component it
Between do not contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820076338.9U CN207728358U (en) | 2018-01-17 | 2018-01-17 | Multi-parameter sensor based on downhole testing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820076338.9U CN207728358U (en) | 2018-01-17 | 2018-01-17 | Multi-parameter sensor based on downhole testing |
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| Publication Number | Publication Date |
|---|---|
| CN207728358U true CN207728358U (en) | 2018-08-14 |
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|---|---|---|---|
| CN201820076338.9U Expired - Fee Related CN207728358U (en) | 2018-01-17 | 2018-01-17 | Multi-parameter sensor based on downhole testing |
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| Country | Link |
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| CN (1) | CN207728358U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114216501A (en) * | 2021-12-02 | 2022-03-22 | 国网福建省电力有限公司电力科学研究院 | Novel multifunctional deep layer sectional monitoring instrument and series connection use method |
| CN114739359A (en) * | 2022-04-20 | 2022-07-12 | 广州市城市规划勘测设计研究院 | Automatic monitoring device for soil body settlement and installation method thereof |
-
2018
- 2018-01-17 CN CN201820076338.9U patent/CN207728358U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114216501A (en) * | 2021-12-02 | 2022-03-22 | 国网福建省电力有限公司电力科学研究院 | Novel multifunctional deep layer sectional monitoring instrument and series connection use method |
| CN114739359A (en) * | 2022-04-20 | 2022-07-12 | 广州市城市规划勘测设计研究院 | Automatic monitoring device for soil body settlement and installation method thereof |
| CN114739359B (en) * | 2022-04-20 | 2023-08-15 | 广州市城市规划勘测设计研究院 | Automatic monitoring device for soil settlement and installation method thereof |
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Granted publication date: 20180814 |