CN206539340U - A kind of full angle mash gas pumping drilling stability dynamic monitor - Google Patents
A kind of full angle mash gas pumping drilling stability dynamic monitor Download PDFInfo
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- CN206539340U CN206539340U CN201720152612.1U CN201720152612U CN206539340U CN 206539340 U CN206539340 U CN 206539340U CN 201720152612 U CN201720152612 U CN 201720152612U CN 206539340 U CN206539340 U CN 206539340U
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- China
- Prior art keywords
- drilling
- main body
- load carrier
- body load
- gas pumping
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Abstract
The utility model discloses a kind of full angle mash gas pumping drilling stability dynamic monitor, the device includes main body load carrier, high sensitivity strain transducer, low resistance electric signal connecting line, horizontal tilt drilling push rod device and Portable precise ess-strain reading display instrument；Simultaneously corresponding deformation occurs for the main body load carrier carrying borehole circumference stress；The high sensitivity strain transducer is placed in the main body load carrier inwall, and intimate contact therewith；The high sensitivity strain transducer is connected by low resistance electric signal connecting line with accurate ess-strain reading display instrument；The main body load carrier can be delivered to by the horizontal tilt drilling push rod device specifies drilling deep position.The utility model can realize that full angle monitors mash gas pumping drilling stability, measurement mash gas pumping drilling periphery crustal stress, while effectively reinforcing mash gas pumping drilling.
Description
Technical field
The utility model mash gas pumping drilling technical field, more particularly to a kind of full angle mash gas pumping drilling stability are dynamic
State monitoring device.
Background technology
Mine gas drilling stabilization is the guarantee of gas pumping technique to high-efficiency operation, while underground crustal stress increases with depth
Plus and increase, the crustal stress size on different directions is also different, understands crustal stress around gas drilling, stable for gas drilling
Property is significant.Due to the condition that gas drilling is not observed directly, observation is difficult for the joint fissure of bore inner,
And acted on by mining influence, larger deformation often occurs for the drilling of this coal bed gas extraction, and then at the necessarily deformation moment
Loss of stability, occurs gas drilling and caves in, substantially reduce gas pumping efficiency.Under the conditions of different lithology, drill yielding
Degree can also change, and this is relevant with construction, drilling reinforcing can also be carried out by certain means, while gas pumping should not be influenceed
Work.Accordingly, it would be desirable to a kind of full angle gas drilling stability dynamic monitor and method, can be dynamic by strain transducer
State monitoring drilling local train, and then drilling deformation is drawn, the stress of stress field different directions is understood, while can be real
The reinforcing of existing gas drilling, and gas pumping work progress is not influenceed, this will provide observation gas drilling stability very big side
Help.
The content of the invention
The purpose of this utility model is to overcome the shortcomings of existing monitoring mash gas pumping drilling stability techniques, and there is provided one kind
Full angle mash gas pumping drilling stability dynamic monitor, realizes to full angle mash gas pumping drilling STABILITY MONITORING, improves
Gas STABILITY MONITORING efficiency, safeguards that mash gas pumping drilling is stable.
To achieve these goals, the technical scheme that the utility model is used is：
A kind of full angle mash gas pumping drilling stability dynamic monitor, the device includes main body load carrier, Gao Ling
Sensitivity strain transducer, low resistance electric signal connecting line, horizontal tilt drilling push rod device and Portable precise ess-strain are read
Number display instrument；Simultaneously corresponding deformation occurs for the main body load carrier carrying borehole circumference stress；The high sensitivity strain sensing
Device is placed in the main body load carrier inwall, therewith fully contact；The low resistance electric signal connecting line connection high sensitivity should
Become sensor and accurate ess-strain reading display instrument；The horizontal tilt drilling push rod device passs the main body load carrier
It is sent to and specifies drilling deep position.
The main body load carrier is that iron sheet cylinder opens a bar shaped gap, and bottom surface section forms sector, and destruction cylinder is overall
Bearing capacity, is allowed to easily occur perimeter change and diameter change with different directions stress, the high 10cm of cylinder, and diameter can be according to brill
Hole size has variety classes, and the polishing of cylinder periphery is neat；Circular stomata is provided with the main body load carrier iron sheet, it is ensured that prison
Survey mash gas pumping drilling stability does not influence gas pumping to work simultaneously.
The high sensitivity strain transducer is located at the main body load carrier iron sheet cylinder inner wall, fully contacts the master
Body load carrier iron sheet cylinder, by the main body load carrier warped digital, electrical signal transmission is converted into by mechanical signal
Go out, the high sensitivity strain transducer includes high sensitivity resistance strain gage and exempts to weld extension lead.
The high sensitivity resistance strain gage is with the welding extension lead of exempting from the high sensitivity strain transducer one
End is fixedly connected, and the high sensitivity resistance strain gage substrate is 7mm × 4mm and two kinds of models of 10mm × 4mm.
The horizontal tilt drilling push rod device is combined by the long horizontal tilt drilling push rod connections of multistage 2m, and single unit system can
Up to 20m.
Horizontal tilt drilling push rod device top horizontal tilt drilling push rod is by drilling putter head and quickly connects
Extension bar is constituted, and remaining described horizontal tilt drilling push rod is made up of quick connecting rod.
The horizontal tilt drilling putter head is fixed by 2 telescopic rod right-angled intersections to be constituted, every telescopic rod two
There is two fork at end respectively, and head is used for pushing away passing the main body load carrier to the specified location that drills, and can be according to the master
Body load carrier difference size adjusting length of telescopic bar, and then pitch the fixed main body load carrier with two.
The high sensitivity strain transducer and the Portable precise ess-strain reading display instrument are by the low resistance
Electric signal connecting line is connected.
The Portable precise ess-strain reading display instrument by reading display portion with connection data line group into.
Based on full angle mash gas pumping drilling stability dynamic monitor and method, comprise the following steps：
A, equipment making：The iron sheet cylinder of different-diameter is processed into high 10cm main part, and opened along cylinder bus
One width 1cm bar shaped gap, forms main body load carrier；
B, equipment combination：High sensitivity strain transducer is fixed in the middle part of main body load carrier inwall with strength adhesive
Position, connection high sensitivity resistance strain gage welds extension lead with exempting from；
C, rod member processing：Two two forks are separately fixed at telescopic rod two ends, and by two telescopic rods at middle part
Right-angled intersection is fixed on first quick connecting rod one end, in first quick connecting rod other end polishing connection screw thread, fast at remaining
Fast connecting rod two ends polishing connection screw thread；
D, connection：Bore position according to main body load carrier is placed is connected from the low resistance electric signal of correspondence length
Welding extension lead and portable ess-strain reading display instrument connection data wire are exempted from wiring connection；
E, equipment placement：Drilled putter head stationary body load carrier with horizontal tilt, and connect quick connection in time
Bar and delivering low resistance electric signal connecting line, main body load carrier is pushed away and is delivered to specified bore position；
F, data acquisition：The utility model can be used for three kinds of purposes data acquisitions：
(1) full angle crustal stress size is gathered：Main body load carrier remove part can not with drilling fully contact, therefore with bar
Shape gap part vertical direction is main body load carrier measuring strain direction, can be by controlling the placement angle of main body load carrier
Degree, realizes the strain that measurement full angle crustal stress is produced to main body load carrier, passes through high sensitivity resistance strain gage, low resistance
Strain is transmitted out by electric signal connecting line and data connecting line, and is shown in reading display portion, and then can calculate
Go out crustal stress size；
(2) collection drilling deformation data：Drilling is fully contacted with main body load carrier, can reflect watt within the scope of one
This drilling deformation is caved in situation, should by high sensitivity resistance strain gage, low resistance electric signal connecting line and data connecting line
Change is transmitted out, i.e. reflection drilling deformation.It can be realized by adjusting the placed angle of main body load carrier to gas pumping
The monitoring of the deformation for the different azimuth that drills, and can dynamic gathered data, real-time monitoring of the realization to the deflection that drills；
(3) the main body load carrier of unlike material realizes the data acquisition that borehole stability is reinforced：Use unlike material
Main body load carrier realizes that stability is reinforced to mash gas pumping drilling, and can pass through high sensitivity resistance strain gage, low resistance electricity
Strain is transmitted out by signal connecting line and data connecting line, reflects borehole stability consolidation effect, adjustment main body carrying machine
The size of the bar shaped gap of structure, can be achieved the data acquisition that a variety of reinforcing modes improve effect to borehole stability；
G, data preparation：According to the different size device deformations of laboratory measurement different parameters correspondence, to gathered dependent variable
According to being analyzed and processed, the deflection of mash gas pumping drilling relevant position is obtained, and then obtains the stability of mash gas pumping drilling
Situation.
The beneficial effects of the utility model：1st, the utility model is processed using easily manufacturing process to material, can
To realize full angle mash gas pumping drilling stability dynamic monitoring, the effect of monitoring mash gas pumping drilling stability is drastically increased
Rate.
2nd, the utility model main body load carrier opens a bar shaped gap, and is placed using different angles, realizes gas and takes out
The monitoring of borehole full angle, the crustal stress size to research different directions is significant.
3rd, the utility model can realize a certain degree of borehole stability simultaneously in mash gas pumping drilling STABILITY MONITORING
Reinforce, and measure corresponding effect, improve the effect of mash gas pumping drilling stability reinforcing.
4th, the present invention is provided with multiple ventilative circular holes in main body load carrier, is not influenceed simultaneously in monitoring gas drilling stability
Gas pumping works.
Brief description of the drawings
Fig. 1 is a kind of structural representation of full angle mash gas pumping drilling stability dynamic monitor of the utility model
Fig. 2 is the front view of main body load carrier in Fig. 1
Fig. 3 is the front view of horizontal tilt drilling push rod device in Fig. 1
Fig. 4 is the top view of horizontal tilt drilling push rod device in Fig. 1
In figure：1st, main body load carrier；2nd, high sensitivity resistance strain gage；3rd, connector；4th, circular stomata；5th, welding is exempted from
Extension lead；6th, bar shaped gap；7th, two is pitched；8th, telescopic rod；9th, quick connecting rod；10th, connection screw thread；11st, connection part；
12nd, Portable precise stress-strain gage main body；13rd, reading display portion；14th, data wire is connected；15th, low resistance electric signal is connected
Line；16th, data cable connector；17th, connecting wire joint；18 coal bodies；19 mash gas pumping drillings
Embodiment
Below in conjunction with the accompanying drawings, embodiment of the present utility model is further described.
As shown in Figures 1 to 4, a kind of full angle mash gas pumping drilling stability dynamic monitor, the device includes master
Body load carrier 1, high sensitivity strain transducer, low resistance electric signal connecting line 15, horizontal tilt drilling push rod device and just
Take the accurate ess-strain reading display instrument of formula；Simultaneously corresponding deformation occurs for the carrying borehole circumference stress of main body load carrier 1；Institute
State high sensitivity strain transducer and be placed in the inwall of main body load carrier 1, therewith fully contact；The low resistance electric signal connects
Wiring 15 connects high sensitivity strain transducer and accurate ess-strain reading display instrument；The horizontal tilt drilling push rod device
The main body load carrier 1 is delivered to and specifies drilling deep position.
The main body load carrier 1 is that iron sheet cylinder opens a bar shaped gap 6, and bottom surface section forms sector, and destruction cylinder is whole
Body bearing capacity, is allowed to easily occur perimeter change and diameter change with different directions stress, the high 10cm of cylinder, and diameter can basis
Drilling size has variety classes, and the polishing of cylinder periphery is neat；Circular stomata 4 is provided with the iron sheet of main body load carrier 1, can be protected
Card monitoring mash gas pumping drilling stability does not influence gas pumping to work simultaneously.
The high sensitivity strain transducer is located at the iron sheet cylinder inner wall of main body load carrier 1, and fully contact is described
The iron sheet cylinder of main body load carrier 1, by the warped digital of main body load carrier 1, electrical signal is converted into by mechanical signal
Pass, the high sensitivity strain transducer includes high sensitivity resistance strain gage 2 and exempts to weld extension lead 5.
The high sensitivity resistance strain gage 2 is with the welding extension lead 5 of exempting from the high sensitivity strain transducer
One end is fixedly connected, and the substrate of high sensitivity resistance strain gage 2 is that 7mm multiplies 4mm and 10mm multiplies two kinds of models of 4mm.
The horizontal tilt drilling push rod device is combined by the long horizontal tilt drilling push rod connections of multistage 2m, and single unit system can
Up to 20m.
Horizontal tilt drilling push rod device top horizontal tilt drilling push rod is by drilling putter head and quickly connects
Extension bar 9 is constituted, and remaining described horizontal tilt drilling push rod is made up of quick connecting rod 9.
The horizontal tilt drilling putter head is fixed by 2 right-angled intersections of telescopic rod 8 to be constituted, every telescopic rod two
There is two fork 7 at end respectively, and head, which is used for pushing away, passs the main body load carrier 1 to drilling specified location, and can be according to described
The different size adjusting length of telescopic bar of main body load carrier 1, and then fix the main body load carrier 1 with two fork 7.
The high sensitivity strain transducer and the Portable precise ess-strain reading display instrument are by the low resistance
Electric signal connecting line 15 is connected.
The Portable precise ess-strain reading display instrument is made up of reading display portion 13 and connection data wire 14.
Based on full angle mash gas pumping drilling stability dynamic monitor and method, comprise the following steps：
A, equipment making：The iron sheet cylinder of different-diameter is processed into high 10cm main part, and opened along cylinder bus
One wide 1cm bar shaped gap 6, forms main body load carrier 1；
B, equipment combination：High sensitivity strain transducer is fixed in the inwall of main body load carrier 1 with strength adhesive
Portion position, connection high sensitivity resistance strain gage 2 welds extension lead 5 with exempting from；
C, rod member processing：Two two are pitched 7 and are separately fixed at the two ends of telescopic rod 8, and by two telescopic rods 8 in
Portion's right-angled intersection is fixed on first quick one end of connecting rod 9, in the first quick other end of connecting rod 9 polishing connection screw thread, at it
The remaining two ends of quick connecting rod 9 polishing connection screw thread 10；
D, connection：According to low resistance electric signal of the bore position from correspondence length for placing main body load carrier 1
Welding extension lead 5 and portable ess-strain reading display instrument connection data wire 14 are exempted from the connection of connecting line 15；
E, equipment placement：With horizontal tilt drilling putter head stationary body load carrier 1, and quick connection is connected in time
Bar 9 and delivering low resistance electric signal connecting line 15, main body load carrier 1 is pushed away and is delivered to specified bore position；
F, data acquisition：The utility model can be used for three kinds of purposes data acquisitions：
(1) full angle crustal stress size is gathered：Main body load carrier 1 removes part and can not fully contacted with drilling, therefore with
The part vertical direction of bar shaped gap 6 is the measuring strain direction of main body load carrier 1, can control the placement angle of main body load carrier 1
Degree, realizes the strain that measurement full angle crustal stress is produced to main body load carrier 1, passes through high sensitivity resistance strain gage 2, low-resistance
14 strains are transmitted out by value electric signal connecting line 15 and data connecting line, and are shown in reading display portion 13, Jin Erke
To calculate crustal stress size；
(2) collection drilling deformation data：Drilling is fully contacted with main body load carrier 1, can be reflected within the scope of one
Mash gas pumping drilling deforms situation of caving in, and passes through high sensitivity resistance strain gage 2, low resistance electric signal connecting line 15 and data and connects
Strain is transmitted out by wiring 14, i.e. reflection drilling deformation, because the placed angle of main body load carrier 1 is different, can show
The deformation of different directions mash gas pumping drilling, and can dynamic gathered data, the collection of realization drilling deformation data；
(3) the main body load carrier 1 of unlike material realizes the data acquisition that borehole stability is reinforced：Use unlike material
Main body load carrier 1 realizes that stability is reinforced to mash gas pumping drilling, and can pass through high sensitivity resistance strain gage 2, low resistance
Strain is transmitted out by electric signal connecting line 15 and data connecting line 14, reflects borehole stability consolidation effect, adjusts main body
The size of the bar shaped gap 6 of load carrier 1, can be achieved the data acquisition that a variety of reinforcing modes improve effect to borehole stability；
G, induction and conclusion：The strain data of reading display portion 13 is calculated, final result is obtained, analyze data,
Draw theoretical rule.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not using the utility model as limitation
Any modifications, equivalent substitutions and improvements made within the spirit and principle of utility model etc. should be included in of the present utility model
Within protection domain.
Claims (9)
1. a kind of full angle mash gas pumping drilling stability dynamic monitor, the device includes main body load carrier, highly sensitive
Spend strain transducer, low resistance electric signal connecting line, horizontal tilt drilling push rod device and Portable precise ess-strain reading
Display instrument；Simultaneously corresponding deformation occurs for the main body load carrier carrying borehole circumference stress；The high sensitivity strain transducer
The main body load carrier inwall is placed in, therewith fully contact；The low resistance electric signal connecting line connection high sensitivity strain
Sensor and accurate ess-strain reading display instrument；The horizontal tilt drilling push rod device delivers the main body load carrier
To specified drilling deep position.
2. a kind of full angle mash gas pumping drilling stability dynamic monitor according to claim 1, it is characterised in that：
The main body load carrier is that iron sheet cylinder opens a bar shaped gap, and bottom surface section forms sector, destroys cylinder integrated carrying ability,
It is allowed to easily occur perimeter change and diameter change with different directions stress, the high 10cm of cylinder, diameter can have according to drilling size
Variety classes, cylinder periphery polishing is neat；Circular stomata is provided with the main body load carrier iron sheet, it is ensured that monitoring gas is taken out
Borehole stability does not influence gas pumping to work simultaneously.
3. a kind of full angle mash gas pumping drilling stability dynamic monitor according to claim 1, it is characterised in that：
The high sensitivity strain transducer is located at the main body load carrier iron sheet cylinder inner wall, fully contacts the main body carrying machine
Structure iron sheet cylinder, by the main body load carrier warped digital, is converted into electrical signal by mechanical signal and passes, described
High sensitivity strain transducer includes high sensitivity resistance strain gage and exempts to weld extension lead.
4. a kind of full angle mash gas pumping drilling stability dynamic monitor according to claim 3, it is characterised in that：
The high sensitivity resistance strain gage is with the welding extension lead of exempting from described high sensitivity strain transducer one end fixation company
Connect, the high sensitivity resistance strain gage substrate is 7mm × 4mm and two kinds of models of 10mm × 4mm.
5. a kind of full angle mash gas pumping drilling stability dynamic monitor according to claim 1, it is characterised in that：
The horizontal tilt drilling push rod device is combined by the long horizontal tilt drilling push rod connections of multistage 2m, and single unit system is up to 20m.
6. a kind of full angle mash gas pumping drilling stability dynamic monitor according to claim 5, it is characterised in that：
The horizontal tilt drilling push rod on the horizontal tilt drilling push rod device top is made up of drilling putter head and quick connecting rod,
Remaining described horizontal tilt drilling push rod is made up of quick connecting rod.
7. a kind of full angle mash gas pumping drilling stability dynamic monitor according to claim 6, it is characterised in that：
The horizontal tilt drilling putter head is fixed by 2 telescopic rod right-angled intersections to be constituted, and every telescopic rod two ends have respectively
One two fork, head is used for pushing away passing the main body load carrier to the specified location that drills, and can carry machine according to the main body
Structure difference size adjusting length of telescopic bar, and then pitch the fixed main body load carrier with two.
8. a kind of full angle mash gas pumping drilling stability dynamic monitor according to claim 1, it is characterised in that：
The high sensitivity strain transducer and the Portable precise ess-strain reading display instrument are connected by the low resistance electric signal
Wiring is connected.
9. a kind of full angle mash gas pumping drilling stability dynamic monitor according to claim 1, it is characterised in that：
The Portable precise ess-strain reading display instrument by reading display portion with connection data line group into.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720152612.1U CN206539340U (en) | 2017-02-20 | 2017-02-20 | A kind of full angle mash gas pumping drilling stability dynamic monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720152612.1U CN206539340U (en) | 2017-02-20 | 2017-02-20 | A kind of full angle mash gas pumping drilling stability dynamic monitor |
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| Publication Number | Publication Date |
|---|---|
| CN206539340U true CN206539340U (en) | 2017-10-03 |
Family
ID=59948809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720152612.1U Expired - Fee Related CN206539340U (en) | 2017-02-20 | 2017-02-20 | A kind of full angle mash gas pumping drilling stability dynamic monitor |
Country Status (1)
| Country | Link |
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| CN (1) | CN206539340U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593412A (en) * | 2017-02-20 | 2017-04-26 | 中国矿业大学(北京) | All-angle dynamic monitoring device for stability of gas extraction drilling hole and monitoring method |
| CN111130528A (en) * | 2020-02-10 | 2020-05-08 | 芯海科技（深圳）股份有限公司 | Pressure sensor module and electronic equipment |
-
2017
- 2017-02-20 CN CN201720152612.1U patent/CN206539340U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593412A (en) * | 2017-02-20 | 2017-04-26 | 中国矿业大学(北京) | All-angle dynamic monitoring device for stability of gas extraction drilling hole and monitoring method |
| CN106593412B (en) * | 2017-02-20 | 2023-12-01 | 中国矿业大学(北京) | Dynamic monitoring device and monitoring method for stability of full-angle gas extraction borehole |
| CN111130528A (en) * | 2020-02-10 | 2020-05-08 | 芯海科技（深圳）股份有限公司 | Pressure sensor module and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171003 Termination date: 20180220 |