CN205617307U - Pore pressure cell buries device deeply - Google Patents
Pore pressure cell buries device deeply Download PDFInfo
- Publication number
- CN205617307U CN205617307U CN201620431198.3U CN201620431198U CN205617307U CN 205617307 U CN205617307 U CN 205617307U CN 201620431198 U CN201620431198 U CN 201620431198U CN 205617307 U CN205617307 U CN 205617307U
- Authority
- CN
- China
- Prior art keywords
- pore pressure
- pressure gauge
- scale
- positioning head
- pressure cell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model belongs to the technical field of tailings dam piles dam model test, concretely relates to pore pressure cell buries device deeply. Including the spiral positioning head, carry cover and rigidity scale, the cone drill bit of spiral positioning head for having the external screw thread, the joint is at the pore pressure cell tip, the carry cover cup joints on pore pressure cell through the spring clamp, the stay cord is connected with pore pressure cell contact department to the spring clamp, and the stay cord extends to handle department through the pulley I of horizontal direction with pulley II respectively, being equipped with four in the carry cover bottom and correcting the bolt, the correction fix with plugs is on the adjusting ring, and the adjusting ring links to each other with carry cover diapire through a plurality of springs, is connected with guide rope on the adjusting ring, and guide rope prolongs to adjusting the handle, threaded connection rigidity scale is passed through at the top of carry cover, and the rigidity scale is divided into a plurality of festivals, can dismantle the connection between each section. This device location standard can the protection of cables line, extension pore pressure cell life.
Description
Technical field
The utility model belongs to modeling techniques field, tailing dam heap dam, is specifically related to a kind of pore pressure gauge buried
Device.
Background technology
Pore water pressure change is the tendency that Soil mass state changes, according to design of foundation pit, construction technology and prison
Survey region hydrogeology feature, by pre-buried pore water pressure sensor, utilize plate reading device (frequency readings instrument) periodically to survey and read
Pre-buried sensor reading, and convert the acquisition time dependent value of pore water pressure and pace of change, thus judge that the soil body is subject to
Power situation of change and deformation may.Additionally groundwater dynamic situation also can be monitored.
In soft soil foundation, pore pressure gauge is typically buried underground by boring, and uses mud off in pore forming process,
To keep stablizing of hole wall.Due to undergauge easy after pore-forming in weak soil, and in hole, mud also can be to the pore pressure gauge transferred
And signal cable line produces uplift pressure, therefore the quality of burying underground of pore pressure gauge there is problems in that (1) indicates long scale
The signal cable line of note is non-rigid scale, misleads the depth of burying sometimes, causes pore pressure gauge to be possible to reach
Set depth, thus measured pore water pressure is not necessarily the pore water pressure of projected depth soil layer；(2) pore water pressure
Meter can not be placed in the middle in hole, and pore pressure gauge and signal transmssion line joint area cannot get protection, and process of burying underground exists certain
Spoilage, the pore pressure gauge buried underground can be made to lose due measurement effect；(3) number measured by pore pressure gauge
According to because being subject to bury the actual pore water pressure that Mass Interference can not truly reflect setting soil layer underground.Du Ce etc. propose a kind of pore water
Pressure gauge deep embedding device, can solve problem above, but this apparatus structure is complicated and heavy, generates technological requirement strict；Right
Bore diameter requires excessive, and Embedded installation process is loaded down with trivial details, relatively costly, limits it and promotes the use of.
Utility model content
The purpose of this utility model is that for the problems referred to above, provides a kind of pore pressure gauge deep-buried device, passes through
Spiral positioning head is set in pore pressure gauge front end, pore pressure gauge is socketed in and is provided with in the carry set correcting bolt, will
Cable is detachably socketed with rigidity scale, reaches localization criteria, protects cable, extends pore pressure gauge service life
Purpose.
The utility model is achieved through the following technical solutions above-mentioned purpose: a kind of pore pressure gauge deep-buried device, bag
Include spiral positioning head, carry set and rigidity scale；Described spiral positioning head, for externally threaded taper bit, is connected to hole
WG end, for, after positioning drill center, screwing in drill center by screw thread positioning head, preventing pore pressure gauge from moving
Position；Carry set is socketed on pore pressure gauge by spring clip, and described spring clip is connected with pore pressure gauge contact position and draws
Rope, stay cord extends at handle by the pulley I and pulley II of horizontal direction respectively, after positioning terminates, by pulling handle,
Under the break-in effect of two pulleys so that the spring-compressed of spring clip, trip spring presss from both sides, and carry set and pore pressure gauge take off
From by carry set taking-up；Carry set bottom interior be provided with four correct bolts, correct bolt be connected on adjusting ring by torsion spring, regulation
Circle is connected with carry set diapire by some springs, and adjusting ring is connected with regulation rope, and regulation rope extends to regulate handle, passes through
Pull-up and transfer regulation handle, drives regulation rope to pull adjusting ring to move up and down, corrects bolt and protrude the angle tune bottom carry set
Whole, thus realize correcting the circular diameter adjustment that bolt is formed, regulation carry set is connected in boring, it is achieved spiral positioning head positions
The effect of the heart in the borehole；The top of carry set is threaded connection the rigid scale of tubulose, and rigidity scale is divided into some joints, respectively
Removably connect between joint, easy assembly and disassembly.
Further, rigidity scale indicates scale, it is simple to identification boring and the pore pressure gauge degree of depth.
Further, correct bolt and be shorter than spiral positioning head, it is simple to use.
Further, it is threaded connection between each joint of rigidity scale, easy assembly and disassembly.
Further, spiral positioning head is provided with some fluorescent bands, it is simple in the boring of buried process observation, situation is such as
What, if there are the situations such as undergauge to occur.
Concrete operations mode is as follows:
First according to drilling depth, the rigid scale of suitable quantity length is selected；First spiral positioning head is connected to hole
WG end, the then upper carry set of socket, then be socketed in rigidity scale outside cable；After having assembled, will be with hole
The deep-buried device of WG is transferred to foot of hole, by adjusting regulation handle, drives regulation rope to pull adjusting ring to transport up and down
Dynamic, correct bolt and protrude the angle adjustment bottom carry set, thus realize that the circular diameter that rectification bolt is formed adjusts, regulate carry set
It is connected in boring, it is achieved spiral positioning head is positioned at drill center, then bore dynamic deep-buried device so that screw thread positioning head screws in
Drill center, prevents pore pressure gauge from shifting, and then pulls handle, under the break-in effect of two pulleys so that spring clip
Spring-compressed, trip spring press from both sides, carry set and pore pressure gauge depart from, carry set is taken out.
The utility model has the advantages that
1. there is carry set and rigidity scale, during buried, pore pressure gauge and cable protected, prolongs
In the service life of long instrument, avoiding because cable bends the depth survey error causing, measurement data is more accurate simultaneously.
2. there is rectification bolt and spiral positioning head ensure that pore pressure gauge is positioned at drill center, improve measurement accurately
Degree.
Brief description
Fig. 1 is structural representation of the present utility model；
Fig. 2 is carry set position structure for amplifying schematic diagram；
In figure: 1-spiral positioning head, 2-carry set, 3-rigidity scale, 4-pore pressure gauge, 5-spring clip, 6-stay cord,
7-pulley I, 8-pulley II, 9-shakes hands, and 10-corrects bolt, 11-adjusting ring, and 12-regulates rope, and 13-regulates handle.
Detailed description of the invention
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings:
Embodiment 1:
A kind of pore pressure gauge deep-buried device, including spiral positioning 1, carry set 2 and rigidity scale 3；Described spiral
Positioning head 1, for externally threaded taper bit, is connected to pore pressure gauge 4 end, is used for after positioning drill center, will
Screw thread positioning head screws in drill center, prevents from shifting pore pressure gauge；Carry set 2 is socketed in pore water pressure by spring clip 5
On power meter 4, described spring clip 5 is connected stay cord 6 with pore pressure gauge 4 contact position, and stay cord is respectively by the pulley of horizontal direction
I 7 and pulley II 8 extend to shake hands at 9, after positioning terminates, by pulling handle, under the break-in effect of two pulleys, make
Obtaining the spring-compressed of spring clip, trip spring presss from both sides, and carry set and pore pressure gauge depart from, and overlaps carry and takes out；Carry overlapped for 2 ends
Be provided with four in portion and correct bolts 10, correct bolt 10 and be connected on adjusting ring 11 by torsion spring, adjusting ring 11 by some springs with
Carry set 2 diapires be connected, adjusting ring 11 is connected with regulation rope 12, regulation rope 12 extend to regulate handle 13, by pull-up and
Transfer regulation handle, drive regulation rope to pull adjusting ring to move up and down, correct bolt and protrude the angle adjustment bottom carry set, thus
Realizing correcting the circular diameter adjustment that bolt is formed, regulation carry set is connected in boring, it is achieved spiral positioning head is positioned at boring
The effect at center；The top of carry set 2 is threaded connection the rigid scale 3 of tubulose, and rigidity scale 3 is divided into some joints, respectively saves
Between removably connect, easy assembly and disassembly.
Rigidity scale 3 indicates scale, it is simple to identification boring and the pore pressure gauge degree of depth.
Spiral positioning 1 is provided with some fluorescent bands, it is simple in the boring of buried process observation, situation how, if has
The situations such as undergauge occur.
Embodiment 2:
Correct bolt 10 and be shorter than spiral positioning 1, it is simple to use.
It is threaded connection between each joint of rigidity scale 3, easy assembly and disassembly.
Remaining is all same as in Example 1.
Concrete operations mode is as follows:
First according to drilling depth, the rigid scale of suitable quantity length is selected；First spiral positioning head is connected to hole
WG end, the then upper carry set of socket, then be socketed in rigidity scale outside cable；After having assembled, will be with hole
The deep-buried device of WG is transferred to foot of hole, by adjusting regulation handle, drives regulation rope to pull adjusting ring to transport up and down
Dynamic, correct bolt and protrude the angle adjustment bottom carry set, thus realize that the circular diameter that rectification bolt is formed adjusts, regulate carry set
It is connected in boring, it is achieved spiral positioning head is positioned at drill center, then bore dynamic deep-buried device so that screw thread positioning head screws in
Drill center, prevents pore pressure gauge from shifting, and then pulls handle, under the break-in effect of two pulleys so that spring clip
Spring-compressed, trip spring press from both sides, carry set and pore pressure gauge depart from, carry set is taken out.
For the utility model person of an ordinary skill in the technical field, conceive without departing from the utility model
Under the premise of, its form can be flexible and changeable, simply makes the behaviors such as some simple deduction or replace and comes under infringement, and it all should
It is considered as belonging to the scope of patent protection that the utility model is determined by the claims submitted to.
Claims (5)
1. pore pressure gauge deep-buried device, it is characterised in that: include spiral positioning head (1), carry set (2) and rigidity scale
(3)；Described spiral positioning head (1), for externally threaded taper bit, is connected to pore pressure gauge (4) end；Carry set
(2) it is socketed on pore pressure gauge (4) by spring clip (5), described spring clip (5) and pore pressure gauge (4) contact position
Connecting stay cord (6), stay cord extends to, by the pulley I (7) and pulley II (8) of horizontal direction, (9) place of shaking hands respectively；Carry set
(2) being provided with four in bottom and correcting bolt (10), correct bolt (10) and be connected on adjusting ring (11) by torsion spring, adjusting ring (11) leads to
Crossing some springs to be connected with carry set (2) diapire, adjusting ring (11) being connected with regulation rope (12), regulation rope (12) extends to adjust
Joint handle (13)；The top of carry set (2) is threaded connection the rigid scale (3) of tubulose, and rigidity scale (3) is divided into some
Joint, removably connects between each joint.
2. pore pressure gauge deep-buried device as claimed in claim 1, it is characterised in that: rigidity scale (3) indicates scale.
3. pore pressure gauge deep-buried device as claimed in claim 1, it is characterised in that: correct bolt (10) and be shorter than spiral positioning
Head (1).
4. pore pressure gauge deep-buried device as claimed in claim 1, it is characterised in that: between each joint of rigidity scale (3)
It is threaded connection.
5. pore pressure gauge deep-buried device as claimed in claim 1, it is characterised in that: spiral positioning head (1) is if being provided with
Dry fluorescent bands.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620431198.3U CN205617307U (en) | 2016-05-13 | 2016-05-13 | Pore pressure cell buries device deeply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620431198.3U CN205617307U (en) | 2016-05-13 | 2016-05-13 | Pore pressure cell buries device deeply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205617307U true CN205617307U (en) | 2016-10-05 |
Family
ID=57023659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620431198.3U Expired - Fee Related CN205617307U (en) | 2016-05-13 | 2016-05-13 | Pore pressure cell buries device deeply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205617307U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111424735A (en) * | 2020-04-16 | 2020-07-17 | 广西钢铁集团有限公司 | Method for manufacturing centrifugal test model of sand well foundation |
| CN111721696A (en) * | 2020-05-12 | 2020-09-29 | 温州大学 | Underground soil body effective pressure testing device and testing method |
-
2016
- 2016-05-13 CN CN201620431198.3U patent/CN205617307U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111424735A (en) * | 2020-04-16 | 2020-07-17 | 广西钢铁集团有限公司 | Method for manufacturing centrifugal test model of sand well foundation |
| CN111721696A (en) * | 2020-05-12 | 2020-09-29 | 温州大学 | Underground soil body effective pressure testing device and testing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161005 Termination date: 20210513 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |