CN207686665U - A kind of drill-hole pumping experiment water barrier device - Google Patents
A kind of drill-hole pumping experiment water barrier device Download PDFInfo
- Publication number
- CN207686665U CN207686665U CN201721867619.8U CN201721867619U CN207686665U CN 207686665 U CN207686665 U CN 207686665U CN 201721867619 U CN201721867619 U CN 201721867619U CN 207686665 U CN207686665 U CN 207686665U
- Authority
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- China
- Prior art keywords
- rubber sleeve
- substrate
- plugging device
- water
- drill
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- 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.)
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Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 47
- 230000004888 barrier function Effects 0.000 title claims abstract description 15
- 238000005086 pumping Methods 0.000 title claims abstract description 15
- 238000002474 experimental method Methods 0.000 title claims abstract description 14
- 239000000758 substrate Substances 0.000 claims description 37
- 238000007789 sealing Methods 0.000 claims description 10
- 238000012360 testing method Methods 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 10
- 238000005070 sampling Methods 0.000 abstract description 3
- 238000005457 optimization Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000011835 investigation Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
Landscapes
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model discloses a kind of drill-hole pumping experiment water barrier devices, including plugging device, pressurized tank, gas tube, air inlet pipe, suction pump, hose, plugging device includes rubber sleeve, hard tube, wrap up hard tube in rubber sleeve both ends, hard tube both ends connection flexible pipe, hose below plugging device connects suction pump, and the hose above plugging device connects water container；Gas tube upper end connects pressurized tank, lower end connection rubber sleeve inner cavity；Air inlet pipe upper end is connected to air, lower end passes through plugging device.Other water layers can be isolated in the water barrier device in pump process, the accuracy for sampling of drawing water is ensured, the purpose of each water-bearing layer hydrogeological parameter of zonal testing can be achieved, which fetches water, and process is easy to operate, accuracy is high, economic security, has a extensive future.
Description
Technical field
The utility model is related to geotechnical engineering investigation equipment technical field more particularly to a kind of drill-hole pumping experiment water proofs
Device.
Background technology
In geotechnical engineering investigation, to find out the permeability and watery of building yard aquifer water-bearing stratum, with measuring the related hydrology
Matter parameter carries out drill-hole pumping experiment by needing.Join when measuring a certain fixed water-bearing layer hydrogeology in multi-layered aquifer
When number, the water in other water layers is easy to be mixed into, and influences the accuracy of measurement result.
There are no a kind of technologies that other water layers can be avoided to influence for the prior art.
Invention content
The utility model in view of the deficiencies of the prior art, develops a kind of drill-hole pumping experiment water barrier device, water proof dress
Other water layers can be isolated in pump process by setting, and ensure the accuracy of pumping test data.
The utility model solve technical problem technical solution be：On the one hand, the embodiments of the present invention provide one
Kind drill-hole pumping experiment water barrier device, including plugging device, pressurized tank, gas tube, air inlet pipe, suction pump, hose, plugging device packet
Including rubber sleeve, hard tube, hard tube is wrapped up at rubber sleeve both ends, hard tube both ends connection flexible pipe, and the hose below plugging device connects suction pump,
Hose above plugging device connects water container；Gas tube upper end connects pressurized tank, lower end connection rubber sleeve inner cavity；In air inlet pipe
End connection air, lower end pass through plugging device.
As an optimization, the plugging device further includes substrate, and substrate is annular slab, and substrate is in the respectively setting one of the both ends of rubber sleeve
Block, the both ends connecting substrate of rubber sleeve, hard tube pass through the center of substrate.
As an optimization, it is provided with sealing ring between the hard tube and substrate.
As an optimization, the side of the both ends substrate of the rubber sleeve, rubber sleeve is banded on substrate or rubber sleeve is bonded in
On substrate.
As an optimization, the lower end of the gas tube pass through upper end substrate, air inlet pipe lower end pass through two pieces of substrates, gas tube,
Sealing ring is provided between air inlet pipe and substrate.
As an optimization, valve, pressure gauge are provided on the gas tube.
The effect provided in utility model content is only the effect of embodiment, rather than whole effects that utility model is all
Fruit, above-mentioned technical proposal has the following advantages that or advantageous effect：
1. other water layers can be isolated in the water barrier device in pump process, the accuracy for sampling of drawing water has been ensured, it can be real
The purpose of each water-bearing layer hydrogeological parameter of existing zonal testing, which fetches water, and process is easy to operate, accuracy is high, economical
Safety, has a extensive future.
2. by be arranged air inlet pipe, so that test water layer is communicated with air, avoid in pump process containing test water layer formed it is negative
Pressure, influences bailing test result.
3. by the way that substrate is arranged, the linear deformation of rubber sleeve is defined, keep rubber sleeve only swollen in the direction being bonded with the borehole wall
It is swollen, keep the sealing of rubber sleeve and the borehole wall more firm.
4. by the pressure gauge on gas tube, the sealing of rubber sleeve and the borehole wall can be judged by monitoring the pressure in rubber sleeve
Situation reaches and is fully sealed when pressure reaches 0.8MPa.
Description of the drawings
Fig. 1 is a kind of working state figure of embodiment of the utility model.
Fig. 2 is the partial sectional view in the regions Figure 1A.
Fig. 3 is a kind of front view of embodiment of plugging device.
Fig. 4 is sectional views of the Fig. 3 along the directions A-A.
Fig. 5 is sectional views of the Fig. 3 along the directions B-B.
Specific implementation mode
In order to clearly illustrate the technical characterstic of this programme, below by specific implementation mode, and its attached drawing is combined, to this
Utility model is described in detail.Following disclosure provides many different embodiments or example is used for realizing the utility model
Different structure.In order to simplify the disclosure of the utility model, hereinafter the component of specific examples and setting are described.This
Outside, the utility model can in different examples repeat reference numerals and/or letter.This repetition is in order to simplified and clear
Purpose itself does not indicate the relationship between discussed various embodiments and/or setting.It should be noted that illustrated in the accompanying drawings
Component be not drawn necessarily to scale.The utility model be omitted the description to known assemblies and treatment technology and process to avoid
It is unnecessarily limiting the utility model.
Fig. 1 to Fig. 5 is a kind of embodiment of the utility model, as shown,
A kind of drill-hole pumping experiment water barrier device, including plugging device 1, pressurized tank 2, gas tube 3, air inlet pipe 4, suction pump
5, hose 6, plugging device 1 include rubber sleeve 12, hard tube 13, and hard tube 13,13 both ends connection flexible pipe of hard tube are wrapped up in 12 both ends of rubber sleeve
6, the hose 6 of 1 lower section of plugging device connects suction pump 5, and the hose 6 of 1 top of plugging device connects water container；3 upper end of gas tube connects
Connect pressurized tank 2, lower end 12 inner cavity of connection rubber sleeve；4 upper end of air inlet pipe is connected to air, lower end passes through plugging device 1.The plugging device
1 further includes substrate 11, and substrate 11 is annular slab, and substrate 11 is at respectively one piece of the setting of the both ends of rubber sleeve 12, the both ends of rubber sleeve 12
Connecting substrate 11, hard tube 13 pass through the center of substrate 11.It is provided with sealing ring between the hard tube 13 and substrate 11.The rubber
The side of the both ends substrate 11 of set 12, rubber sleeve 12 is tied up on the substrate 11 or rubber sleeve 12 bonds on the substrate 11.It is described to fill
The lower end of tracheae 3 passes through upper end substrate 11, and 4 lower end of air inlet pipe passes through two pieces of substrates 11, gas tube 3, air inlet pipe 4 and substrate 11 it
Between be provided with sealing ring.Valve, pressure gauge are provided on the gas tube 3.By the way that air inlet pipe 4 is arranged, make test water layer with it is big
Gas phase is logical, avoids the water layer containing test in pump process from forming negative pressure, influences bailing test result.By the way that substrate 11 is arranged, limit
The deformation of about 12 both direction of rubber sleeve makes rubber sleeve 12 only be expanded in the direction being bonded with the borehole wall, make rubber sleeve 12 with
The sealing of the borehole wall is more firm.By the pressure gauge on gas tube 3, rubber sleeve can be judged by monitoring the pressure in rubber sleeve 12
12 reach and are fully sealed when pressure reaches 0.8MPA with the sealing situation of the borehole wall.
Other water layers can be isolated in the water barrier device in pump process, ensured the accuracy for sampling of drawing water, it can be achieved that
The purpose of each water-bearing layer hydrogeological parameter of zonal testing, which fetches water, and process is easy to operate, accuracy is high, economic peace
Entirely, it has a extensive future.
When work, first by plugging device 1, suction pump 5 be put into water intaking drilling well in, and by plugging device 1 be placed in test water layer with it is upper
Between the geological stratification of side；Then pressurized tank 2 is opened, the gas in pressurized tank 2 enters rubber sleeve 12 by gas tube 3, makes rubber
Set 12 is expanded to the extruding borehole wall, achievees the purpose that isolation blocks test water layer；When air pressure reaches certain pressure in rubber sleeve 12,
Pressurized tank 2 is closed, is waited for a period of time, after in stable condition in water layer to be tested, starts bailing test.
Although above-mentioned be described the specific implementation mode of utility model in conjunction with attached drawing, not to the utility model
The limitation of protection domain, based on the technical solution of the present invention, those skilled in the art need not pay creativeness
The various modifications or changes that working can make are still within the scope of the present invention.
Claims (6)
1. a kind of drill-hole pumping experiment water barrier device, it is characterized in that：Including plugging device (1), pressurized tank (2), gas tube (3),
Air inlet pipe (4), suction pump (5), hose (6), plugging device (1) include rubber sleeve (12), hard tube (13), rubber sleeve (12) both ends packet
Wrap up in hard tube (13), hard tube (13) both ends connection flexible pipe (6), hose (6) the connection suction pump (5) below plugging device (1), plugging device
(1) hose (6) above connects water container；It is interior that gas tube (3) upper end connects pressurized tank (2), lower end connection rubber sleeve (12)
Chamber；Air inlet pipe (4) upper end is connected to air, lower end passes through plugging device (1).
2. a kind of drill-hole pumping experiment water barrier device according to claim 1, characterized in that the plugging device (1) is also
Including substrate (11), substrate (11) is annular slab, and substrate (11) is in respectively one piece of the setting of the both ends of rubber sleeve (12), rubber sleeve (12)
Both ends connecting substrate (11), hard tube (13) pass through substrate (11) center.
3. a kind of drill-hole pumping experiment water barrier device according to claim 2, characterized in that the hard tube (13) and base
Plate is provided with sealing ring between (11).
4. a kind of drill-hole pumping experiment water barrier device according to claim 2, characterized in that the rubber sleeve (12)
The side of both ends substrate (11), rubber sleeve (12) is banded on substrate (11) or rubber sleeve (12) is bonded on substrate (11).
5. a kind of drill-hole pumping experiment water barrier device according to claim 2, characterized in that the gas tube (3)
Lower end passes through upper end substrate (11), air inlet pipe (4) lower end to pass through two pieces of substrates (11), gas tube (3), air inlet pipe (4) and substrate
(11) sealing ring is provided between.
6. a kind of drill-hole pumping experiment water barrier device according to claim 1, characterized in that on the gas tube (3)
It is provided with valve, pressure gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721867619.8U CN207686665U (en) | 2017-12-27 | 2017-12-27 | A kind of drill-hole pumping experiment water barrier device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721867619.8U CN207686665U (en) | 2017-12-27 | 2017-12-27 | A kind of drill-hole pumping experiment water barrier device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207686665U true CN207686665U (en) | 2018-08-03 |
Family
ID=62992275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721867619.8U Expired - Fee Related CN207686665U (en) | 2017-12-27 | 2017-12-27 | A kind of drill-hole pumping experiment water barrier device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207686665U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110017138A (en) * | 2019-05-08 | 2019-07-16 | 中国科学院武汉岩土力学研究所 | Air water multilayer sampling method and device in a kind of drilling |
| CN110984965A (en) * | 2019-11-19 | 2020-04-10 | 四川省蜀通岩土工程公司 | Air bag type layered water pumping test system and method for drilling holes in same diameter |
| CN111173474A (en) * | 2020-01-13 | 2020-05-19 | 西南石油大学 | Water stopping device for layered water pumping test, water pumping test device and test method |
-
2017
- 2017-12-27 CN CN201721867619.8U patent/CN207686665U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110017138A (en) * | 2019-05-08 | 2019-07-16 | 中国科学院武汉岩土力学研究所 | Air water multilayer sampling method and device in a kind of drilling |
| CN110984965A (en) * | 2019-11-19 | 2020-04-10 | 四川省蜀通岩土工程公司 | Air bag type layered water pumping test system and method for drilling holes in same diameter |
| CN111173474A (en) * | 2020-01-13 | 2020-05-19 | 西南石油大学 | Water stopping device for layered water pumping test, water pumping test device and test method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 250031 Shandong Province Flyover District of Ji'nan city Shanxi Road No. 576. Patentee after: Shandong transportation planning and Design Institute Co.,Ltd. Address before: 250031 Shandong Province Flyover District of Ji'nan city Shanxi Road No. 576. Patentee before: SHANDONG PROVINCIAL COMMUNICATIONS PLANNING AND DESIGN INSTITUTE |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 250031 No. 576 Wushanxi Road, Tianqiao District, Jinan City, Shandong Province Patentee after: Shandong transportation planning and Design Institute Group Co.,Ltd. Address before: 250031 No. 576 Wushanxi Road, Tianqiao District, Jinan City, Shandong Province Patentee before: Shandong transportation planning and Design Institute Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180803 |
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| CF01 | Termination of patent right due to non-payment of annual fee |