CN206459937U - A kind of packer permeability test device of engineering geological investigation - Google Patents
A kind of packer permeability test device of engineering geological investigation Download PDFInfo
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- CN206459937U CN206459937U CN201720188795.2U CN201720188795U CN206459937U CN 206459937 U CN206459937 U CN 206459937U CN 201720188795 U CN201720188795 U CN 201720188795U CN 206459937 U CN206459937 U CN 206459937U
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- permeability test
- packer permeability
- water
- pipe
- inner tube
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Abstract
The utility model discloses a kind of packer permeability test device of engineering geological investigation, including water storage box, compression pump, air buffer, pressure hose, packer permeability test outer tube, packer permeability test inner tube, air bag pipe and tap, compression pump is provided with above the water storage box, the compression pump is connected with triple valve, the triple valve by water pipe and is connected with rigid pressure pipe.Water is introduced outer tube by the utility model compression pump from water storage box through air buffer and pressure hose, water in packer permeability test outer tube enters packer permeability test inner tube by filter screen by inlet opening, water in packer permeability test inner tube flows into connection air bag pipe below inner tube and pours expansion by gas when geological mapping carries out packer permeability test, it is ensured that packer permeability test is in measurement geology rock mass with respect to water penetration and the accuracy for the result for understanding cranny development degree；Soil or rubble are reduced in addition into causing pressure hose to be blocked, and effect is tested in influence.
Description
Technical field
The utility model is related to a kind of packer permeability test device of engineering geological investigation.
Background technology
The native seepage flow of the grinding coagulation of packer permeability test is often in non-constant state, packer permeability test code to be determined to ooze by steady flow
The method of saturating coefficient is no longer applicable, and is copied concrete sample quickly to test the method for determining infiltration coefficient, is derived packer permeability test
During seepage flow be in grinding coagulation soil under non-constant status condition and ask the method and formula of infiltration coefficient, this method was once applied to
River a strip of land between hills engineering site packer permeability test, more really reflects the Penetration Signature of grinding coagulation soil, packer permeability test is to use high pressure side
Hydraulic pressure is entered drilling by formula, a kind of in-situ test for solution rock mass fracture growth situation and the water penetration of being let it pass according to rock body water absorption gauge.
Packer permeability test is that the boring test of certain length section is isolated with special seal installation, then with fixed head to this
One section of fields water injection, water is permeated by the crack around hole wall into rock mass, and the water finally permeated can tend to a stationary value,
According to pressure water head, examination segment length and stable infiltration water, the power of permeability of rock massf is can determine that, but because water pipe is entering
During can be blocked by soil or rock, so as to influence normally test effect, accordingly, it would be desirable to further improvement.
During engineering geological investigation, packer permeability test is that hydraulic pressure is entered to drill with high pressure mode, according to rock body water absorption amount
Calculate a kind of in-situ test for understanding rock mass fracture growth situation and water penetration.Packer permeability test is one with special seal installation
The boring test section of measured length is isolated, then with fixed head to this section of fields water injection, water by hole wall around
Crack is permeated into rock mass, and the water finally permeated can tend to a stationary value.Ooze according to pressure water head, examination segment length and stably
Enter water, it is possible to determine that the power of permeability of rock massf.
Current packer permeability test prior art processes include two methods, and one kind is to carry drilling row packer permeability test, and one kind is not
Brill is carried i.e. with drilling row packer permeability test.But current mostly existing with the pressure of the drill water test device is complicated, fault rate is high, operation
The problems such as difficulty is big, it is impossible to meet scene probing requirements of one's work well.
Utility model content
To solve the above problems, the utility model provides a kind of packer permeability test device of engineering geological investigation.
To achieve the above object, the technical scheme that the utility model is taken is：
A kind of packer permeability test device of engineering geological investigation, is operated specific as follows：Including water storage box, compression pump, air
Set above buffer, pressure hose, packer permeability test outer tube, packer permeability test inner tube, air bag pipe and tap, the water storage box
Compression pump is equipped with, the compression pump is connected with triple valve, the triple valve by water pipe and is connected with rigid pressure
Pipe, the triple valve is also connected by return pipe with water storage box, and the rigid pressure pipe other end is connected with air buffer, institute
State air buffer opposite side and be connected with pressure hose, the pressure hose is connected with packer permeability test outer tube, the pressure water
Experiment outer tube is provided with packer permeability test inner tube, is set between the packer permeability test outer tube and the packer permeability test inner tube
There is filter screen, the packer permeability test inner tube lower end is provided with multiple inlet openings, the pressure water at packer permeability test outer tube
Experiment inner tube lower end is connected with air bag pipe by clip, and the air bag pipe lower end is set by clip connection
Tap is equipped with, the packer permeability test internal tube is provided through pressure sensing bar, and the pressure sensing bar lower end, which is run through, to be filled
Pressure measuring instrument is provided with the top of top in gas airsac tube to tap, the pressure sensing bar.
Preferably, the filter screen is arranged on the lower section of pressure hose water inlet, the filter screen be arranged on into
The top in water hole.
Preferably, being provided with flow measurement table and water flow control valve on the pressure hose.
Preferably, being provided with inflation inlet on the air bag pipe.
The utility model is simple in construction, easy to operate, and compression pump is by water from water storage box through air buffer and pressure hose
The water introduced in outer tube, packer permeability test outer tube enters packer permeability test inner tube, packer permeability test inner tube by filter screen by inlet opening
In water flow into below inner tube connection air bag pipe when geological mapping carries out packer permeability test by the expansion of pouring of gas, guarantor
Packer permeability test is demonstrate,proved in measurement geology rock mass with respect to water penetration and the accuracy for the result for understanding cranny development degree, while the dress
Put with intellectualized operation；Soil or rubble are reduced into causing pressure hose to be blocked, effect is tested in influence, then is entered by crack
In water and soil earth or rock, by stablizing water percolating capacity so as to judge the power of its water penetration.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings；
Fig. 1 is structural representation of the present utility model；
Fig. 2 is pressure water inner tube schematic diagram of the present utility model.
Embodiment
Preferred embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings, so that advantage of the present utility model
It can be easier to be readily appreciated by one skilled in the art with feature, so as to make protection domain of the present utility model apparent clear and definite
Define.
As shown in Figure 1-2, a kind of packer permeability test device of engineering geological investigation of the utility model includes water storage box 1, pressure
Power pump 2, air buffer 3, pressure hose 4, packer permeability test outer tube 5, packer permeability test inner tube 6, air bag pipe 7 and tap 8,
The top of water storage box 1 is provided with compression pump 2, and the compression pump 2 is connected with triple valve 15, the triple valve by water pipe
Rigid pressure pipe 14 is connected with 15, the triple valve 15 is also connected by return pipe with water storage box 1, the rigid pressure
The other end of pipe 14 is connected with air buffer 3, and the opposite side of air buffer 3 is connected with pressure hose 4, the pressure
Sebific duct 4 is connected with packer permeability test outer tube 5, and the packer permeability test outer tube 5 is internally provided with packer permeability test inner tube 6, the pressure water examination
Test and filter screen 10 is provided between the inside of outer tube 5 and the packer permeability test inner tube 6, the lower end of packer permeability test inner tube 6 is in pressure
Multiple inlet openings 61 are provided with the inside of water test outer tube 5, the lower end of packer permeability test inner tube 6 is connected with by clip
Air bag pipe 7, the lower end of air bag pipe 7 is connected with tap 8, the packer permeability test inner tube 6 by clip
Inside is provided through pressure sensing bar 9, and top in air bag pipe 7 to tap 8 is run through in the lower end of pressure sensing bar 9,
The top of pressure sensing bar 9 is provided with pressure measuring instrument 11.
It is worth noting that, the filter screen 10 is arranged on the lower section of the water inlet of pressure hose 4, the filter screen 10
It is arranged on the top of inlet opening 61.
It is worth noting that, being provided with flow measurement table 12 and water flow control valve 13 on the pressure hose 4.
It is worth noting that, being provided with inflation inlet on the air bag pipe 7.
The utility model is simple in construction, easy to operate, and compression pump is by water from water storage box through air buffer and pressure hose
The water introduced in outer tube, packer permeability test outer tube enters packer permeability test inner tube, packer permeability test inner tube by filter screen by inlet opening
In water flow into below inner tube connection air bag pipe when geological mapping carries out packer permeability test by the expansion of pouring of gas, guarantor
Packer permeability test is demonstrate,proved in measurement geology rock mass with respect to water penetration and the accuracy for the result for understanding cranny development degree, while the dress
Put with intellectualized operation；Soil or rubble are reduced into causing pressure hose to be blocked, effect is tested in influence, then is entered by crack
In water and soil earth or rock, by stablizing water percolating capacity so as to judge the power of its water penetration.
The standardized element that the utility model is used can commercially, shaped piece according to specification and accompanying drawing
Record can carry out customized, the specific connected mode of each part is using bolt ripe in the prior art, rivet, weldering
The conventional meanses such as connect, machinery, part and equipment are using in the prior art, and conventional model adds circuit connection using existing
Conventional connected mode, will not be described in detail herein in technology.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as protection domain of the present utility model.
Claims (4)
1. a kind of packer permeability test device of engineering geological investigation, it is characterised in that：Including water storage box (1), compression pump (2), sky
Pneumatic buffer (3), pressure hose (4), packer permeability test outer tube (5), packer permeability test inner tube (6), air bag pipe (7) and tap
(8) compression pump (2), is provided with above the water storage box (1), the compression pump (2) is connected with triple valve by water pipe
(15) rigid pressure pipe (14), is connected with the triple valve (15), the triple valve (15) is also by return pipe with storing
Water tank (1) is connected, and rigid pressure pipe (14) other end is connected with air buffer (3), and the air buffer (3) is another
Side is connected with pressure hose (4), and the pressure hose (4) is connected with packer permeability test outer tube (5), the packer permeability test outer tube
(5) packer permeability test inner tube (6) is internally provided with, between packer permeability test outer tube (5) inside and the packer permeability test inner tube (6)
Be provided with filter screen (10), packer permeability test inner tube (6) lower end be provided with packer permeability test outer tube (5) inside it is multiple enter
Water hole (61), packer permeability test inner tube (6) lower end is connected with air bag pipe (7), the inflating air by clip
Capsule pipe (7) lower end is connected with inside tap (8), the packer permeability test inner tube (6) by clip and is provided through pressure
Power sensor bar (9), pressure sensing bar (9) lower end top, the pressure in air bag pipe (7) to tap (8)
Pressure measuring instrument (11) is provided with the top of sensor bar (9).
2. a kind of packer permeability test device of engineering geological investigation as claimed in claim 1, it is characterised in that：The sieves
Net (10) is arranged on the lower section of pressure hose (4) water inlet, and the filter screen (10) is arranged on the top of inlet opening (61).
3. a kind of packer permeability test device of engineering geological investigation as claimed in claim 1, it is characterised in that：The pressure glue
Flow measurement table (12) and water flow control valve (13) are provided with pipe (4).
4. a kind of packer permeability test device of engineering geological investigation as claimed in claim 1, it is characterised in that：The inflating air
Capsule pipe is provided with inflation inlet on (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720188795.2U CN206459937U (en) | 2017-02-22 | 2017-02-22 | A kind of packer permeability test device of engineering geological investigation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720188795.2U CN206459937U (en) | 2017-02-22 | 2017-02-22 | A kind of packer permeability test device of engineering geological investigation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206459937U true CN206459937U (en) | 2017-09-01 |
Family
ID=59691666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720188795.2U Expired - Fee Related CN206459937U (en) | 2017-02-22 | 2017-02-22 | A kind of packer permeability test device of engineering geological investigation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206459937U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110186827A (en) * | 2019-04-09 | 2019-08-30 | 河海大学 | A kind of packer permeability test device and test method |
| CN110286076A (en) * | 2019-07-12 | 2019-09-27 | 中国电建集团北京勘测设计研究院有限公司 | A kind of packer permeability test device of engineering geological investigation |
| CN114737551A (en) * | 2022-05-05 | 2022-07-12 | 中国有色金属工业昆明勘察设计研究院有限公司 | Karst area low ground water level ultra-deep high pressure water pressing experimental device |
| CN117233035A (en) * | 2023-11-10 | 2023-12-15 | 寿光市勘察设计院有限责任公司 | Sample density testing system for rock-soil investigation test |
-
2017
- 2017-02-22 CN CN201720188795.2U patent/CN206459937U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110186827A (en) * | 2019-04-09 | 2019-08-30 | 河海大学 | A kind of packer permeability test device and test method |
| CN110286076A (en) * | 2019-07-12 | 2019-09-27 | 中国电建集团北京勘测设计研究院有限公司 | A kind of packer permeability test device of engineering geological investigation |
| CN114737551A (en) * | 2022-05-05 | 2022-07-12 | 中国有色金属工业昆明勘察设计研究院有限公司 | Karst area low ground water level ultra-deep high pressure water pressing experimental device |
| CN114737551B (en) * | 2022-05-05 | 2022-11-08 | 中国有色金属工业昆明勘察设计研究院有限公司 | Karst area low groundwater level ultra-deep high pressure pressurized water experimental apparatus |
| CN117233035A (en) * | 2023-11-10 | 2023-12-15 | 寿光市勘察设计院有限责任公司 | Sample density testing system for rock-soil investigation test |
| CN117233035B (en) * | 2023-11-10 | 2024-01-30 | 寿光市勘察设计院有限责任公司 | Sample density testing system for rock-soil investigation test |
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| 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: 20170901 Termination date: 20190222 |