CN107059954A - A kind of bored piles bottom sediment thickness detection means and method - Google Patents
A kind of bored piles bottom sediment thickness detection means and method Download PDFInfo
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- CN107059954A CN107059954A CN201710167371.2A CN201710167371A CN107059954A CN 107059954 A CN107059954 A CN 107059954A CN 201710167371 A CN201710167371 A CN 201710167371A CN 107059954 A CN107059954 A CN 107059954A
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- sediment thickness
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- bored piles
- thickness detection
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
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- Mining & Mineral Resources (AREA)
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- General Engineering & Computer Science (AREA)
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Abstract
The invention discloses a kind of bored piles bottom sediment thickness detection means and method, including pedestal and at least three support feet for supporting pedestal, pedestal is connected with support feet, and spaced at least two groove up and down is offered on the outer surface of support feet.Energy of the invention is quick, convenient, accurately measure sediment thickness, and clever structure, measuring method is unique novel, improves the construction quality of drilled pile.
Description
Technical field
The present invention relates to detection bored piles bottom sediment thickness field, and in particular to a kind of bored piles bottom sediment thickness is examined
Survey device.
Background technology
Drilled pile is that pile-type is often used in architectural engineering, and wherein pile bottom sediment thickness influences huge to pile bearing capacity, as core pulling takes
The unqualified then post-processing of sample is extremely difficult.For a long time, sediment thickness is often sash weight method with detection method in work progress, but
Substantially, the reflection feel for referring mainly to operating personnel's light with weight shock stake bottom is judged sash weight method shortcoming, without objective quantification
Standard, it is difficult to which control, quality does not have science guarantee.Ultrasonic thickness detector is occurred in that in the recent period, but input is larger, current
It is difficult to promote under national conditions.Present specification is further improved to pile bottom sediment thickness requirement, and rower JGJ94-2008 sinks friction pile
Slag thickness drops to 10 ㎝ by 30 ㎝, end-bearing pile sediment thickness is dropped into 5 ㎝ by 10 ㎝, construction and detection difficulty are increased, and industry is compeled
It is essential and wants a kind of efficient detection means of simple quantization, ensures the quality project of vital and lasting importance of construction project foundation pile.
In order to solve the above problems, Patent No. CN201210502371.0, the present invention is a kind of Pile bottom
The measure device of sediment thickness, belongs to cast-in-situ bored pile detection means, be characterized in the measure device it is main by measurement bucket, flashboard,
Main lifting rope and drawstring composition, measurement bucket is mainly made up of the staving being formed integrally and bucket bottom again, and the staving is the cavity being vertically arranged
Rectangular body, bucket bottom is quadrangle conical surface bottom, rectangular slurry-feeding hole is opened up in the middle and lower part of staving right flank, on the right side of staving
Outside left of the middle and lower part correspondence in face positioned at rectangle slurry-feeding hole front and rear gaps side is symmetrically vertically welded chute, herein front and rear cunning
Be slidably installed rectangular flashboard in groove, and is welded gag lever post, the middle part on this flashboard top in the top ends level of this flashboard
Be welded suspension ring and be to connect drawstring on suspension ring, opens up osculum respectively in the middle and lower part of staving front and back sides and pacifies on osculum
Screen pack is filled, fixing system in staving top ends connects main lifting rope.In use, pull-up drawstring, first lifts flashboard, it incite somebody to action this with main lifting rope
Device is determined to be put into Pile bottom hole portion and sink in a bed load slurry, will after mortar after slurry-feeding hole is flowed into staving
Drawstring is put down, and shuts flashboard, takes out out of stake holes this measure device with main lifting rope, sediment depth in barrel bottom is measured with chi.Should
Method measurement accuracy is poor, measurement is complicated, efficiency is low.
The content of the invention
In view of this, the present invention proposes a kind of bored piles bottom sediment thickness detection means and method, in order to be able to quickly, just
It is prompt, accurately measure sediment thickness, improve detection efficiency and measurement accuracy.
On the one hand, the invention provides a kind of bored piles bottom sediment thickness detection means, including pedestal and for supporting
At least three support feet of pedestal, pedestal is connected with support feet, offered on the outer surface of support feet up and down it is spaced extremely
Few two grooves.
In order to improve measurement accuracy, in further technical scheme, all support feets are arranged symmetrically along pedestal center line,
Each support feet is tilted laterally, and spaced at least two groove up and down is offered on the outer surface of each support feet.
In order to improve measurement accuracy, in further technical scheme, offered on pedestal in above conical bore, conical bore
Footpath is more than internal diameter below conical bore.
In order to improve measurement accuracy, in further technical scheme, offered on pedestal lower surface for fixed branch
The screwed hole of spike, screwed hole is tilted laterally；Support feet upper end is thread segment, and the thread segment of support feet is threaded into hole.
In order to improve measurement accuracy, in further technical scheme, outward-dipping 10 ° of support feet.
In order to improve measurement accuracy, in further technical scheme, film is posted in groove.
In further technical scheme, film is double faced adhesive tape or thin paper.
In further technical scheme, suspension ring are provided with pedestal.
On the other hand, present invention also offers a kind of bored piles bottom sediment thickness detection method, including above-mentioned drilling
Stake pile bottom sediment thickness detection apparatus, film is sticked in groove；It comprises the following steps：
Step 1：Lifting rope is tied up in the sediment thickness detection means of bored piles bottom, then by bored piles bottom sediment thickness
Detection means is put into the stake bottom of drilled pile；
Step 2：Its freely falls lifting bored piles bottom sediment thickness detection means relief, repeated multiple times；
Step 3：Bored piles bottom sediment thickness detection means is proposed into ground, each each breakage of thin film applied of support feet is detected
Situation；
Step 4：The top film of each support feet is measured respectively with chi to the distance for supporting foot bottom, each support is taken
The average value of pin measured value is sediment thickness.
On the other hand, present invention also offers another bored piles bottom sediment thickness detection method, including above-mentioned brill
Hole stake pile bottom sediment thickness detection apparatus；It comprises the following steps：
Step 1：Lifting rope is tied up in the sediment thickness detection means of bored piles bottom, then by bored piles bottom sediment thickness
Detection means is put into the stake bottom of drilled pile；
Step 2：Its freely falls lifting bored piles bottom sediment thickness detection means relief, repeated multiple times；
Step 3：Bored piles bottom sediment thickness detection means is proposed into ground, each each groove deposition of support feet is detected
Slag situation；
Step 4：The groove of the top deposition slag of each support feet is measured respectively with chi to the distance for supporting foot bottom, is taken
The average value of each support feet measured value is sediment thickness.
Energy of the invention is quick, convenient, accurately measure sediment thickness, and clever structure, measuring method is unique novel, improves and bores
The construction quality of hole stake.
Brief description of the drawings
The accompanying drawing for constituting the part of the present invention is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its illustrate to be used to explain the present invention, do not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is a kind of bored piles bottom sediment thickness structure of the detecting device schematic diagram of the invention；
Fig. 2 is Fig. 1 support leg structure schematic diagram.
Embodiment
It should be noted that in the case where not conflicting, the embodiment in the present invention and the feature in embodiment can phases
Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
With reference to Fig. 1 and Fig. 2, the preferred embodiments of the present invention are described in further detail.
As depicted in figs. 1 and 2, the invention provides a kind of bored piles bottom sediment thickness detection means, including the He of pedestal 1
3 support feets 2 for supporting pedestal, pedestal 1 is connected with support feet 2.Offered on the outer surface of support feet 2 between the upper and lower every
4 grooves 6 of arrangement.4 grooves 6 are annular groove, represent the scale of different depth.3 support feets 2 are along the center of pedestal 1
Line is arranged symmetrically, and each support feet 2 is tilted laterally, offered on the outer surface of each support feet 2 up and down spaced 4
Individual groove 6.3 support feets 2 are arranged symmetrically along pedestal center line, it is ensured that whole device is vertically pierced into sediment layer.
As shown in figure 1, being provided with suspension ring 3 on pedestal 1, it is lifting rope that suspension ring 3, which are used for,.Conical bore 4 is offered on pedestal 1,
The top internal diameter of conical bore 4 is more than the lower section internal diameter of conical bore 4, it is ensured that in use, mud can be from sky for detection means
Chamber is gushed out, and detection will not topple.
The screwed hole for fixed supporting foot 2 is offered on the lower surface of pedestal 1, screwed hole is tilted laterally, support feet 2
Upper end is thread segment 5, and the thread segment 5 of support feet is threaded into hole.2 outward-dipping 10 ° of support feet.Support feet 2 is outward-dipping
Bored piles bottom sediment thickness detection means can be improved to put to the stability at stake bottom, meanwhile, 2 outward-dipping 10 ° of support feet, branch
When spike 2 is pierced into sediment layer, sediment layer original state is disturbed less, while fully being rubbed with sediment layer, True Data is left, improves survey
Measure the precision of sediment thickness.
Film can be sticked at groove 6, can not also be pasted, film is double faced adhesive tape or thin paper.If sticking film, film
With being destroyed after sediment layer friction, the data that can intuitively examine are left.The selection of film thickness and intensity is considered as preventing a bottom water
Film is caused to be destroyed with air agitation.
On the other hand, present invention also offers a kind of bored piles bottom sediment thickness detection method, including above-mentioned drilling
Stake pile bottom sediment thickness detection apparatus, film is sticked in 4 positions of groove 6 of each support feet 2；It comprises the following steps：
Step 1：Lifting rope is tied up in the sediment thickness detection means of bored piles bottom, the lifting rope other end ties up to fixed outside stake holes
On thing, then bored piles bottom sediment thickness detection means is at the uniform velocity put into the stake bottom of drilled pile；
Step 2：Bored piles bottom sediment thickness detection means 100mm or so is lifted, then allows its freely to fall, follows repeatedly
Ring ten to 20 times, it is ensured that support feet 2 fully rubs with sediment；
Step 3：Bored piles bottom sediment thickness detection means is proposed into ground, and the surface of support feet 2 is cleaned with rag, is examined
Survey each support feet 2 each breakage of thin film applied situation；
Step 4：The top film of each support feet 2 is measured respectively with chi to the distance of the bottom of support feet 2, each is taken
The average value of the measured value of spike 2 is sediment thickness.
On the other hand, present invention also offers another bored piles bottom sediment thickness detection method, including above-mentioned brill
Hole stake pile bottom sediment thickness detection apparatus；Groove does not paste film, and it comprises the following steps：
Step 1：Lifting rope is tied up in the sediment thickness detection means of bored piles bottom, the lifting rope other end ties up to fixed outside stake holes
On thing, then bored piles bottom sediment thickness detection means is at the uniform velocity put into the stake bottom of drilled pile；
Step 2：Bored piles bottom sediment thickness detection means 100mm or so is lifted, then allows its freely to fall, follows repeatedly
Ring ten to 20 times, it is ensured that support feet 2 fully rubs with sediment；Each groove of each support feet 2 can leave sediment.
Step 3：Bored piles bottom sediment thickness detection means is proposed into ground, and the surface of support feet 2 is cleaned with rag, is examined
Survey each support feet 2 each deposition slag situation of groove 6；
Step 4：Measured respectively with chi each support feet the top deposition slag groove 6 to the bottom of support feet 2 distance,
The average value for taking each measured value of support feet 2 is sediment thickness.
Energy of the invention is quick, convenient, accurately measure sediment thickness, and clever structure, measuring method is unique novel, improves and bores
The construction quality of hole stake.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (10)
1. a kind of bored piles bottom sediment thickness detection means, it is characterised in that including pedestal and for supporting at least the 3 of pedestal
Individual support feet, pedestal is connected with support feet, and spaced at least two groove up and down is offered on the outer surface of support feet.
2. bored piles bottom sediment thickness detection means according to claim 1, it is characterised in that all support feets are along seat
Body center line is arranged symmetrically, and each support feet is tilted laterally, is offered between the upper and lower every row on the outer surface of each support feet
At least two grooves of row.
3. bored piles bottom sediment thickness detection means according to claim 1, it is characterised in that circle is offered on pedestal
Internal diameter is more than internal diameter below conical bore above taper hole, conical bore.
4. bored piles bottom sediment thickness detection means according to claim 3, it is characterised in that on pedestal lower surface
The screwed hole for fixed supporting foot is offered, screwed hole is tilted laterally；Support feet upper end is thread segment, the screw thread of support feet
Section is threaded into hole.
5. the bored piles bottom sediment thickness detection means according to Claims 1-4 any one, it is characterised in that branch
Outward-dipping 10 ° of spike.
6. the bored piles bottom sediment thickness detection means according to Claims 1-4 any one, it is characterised in that
Groove posts film.
7. bored piles bottom sediment thickness detection means according to claim 6, it is characterised in that film be double faced adhesive tape or
Thin paper.
8. the bored piles bottom sediment thickness detection means according to Claims 1-4 any one, it is characterised in that
Suspension ring are provided with pedestal.
9. a kind of bored piles bottom sediment thickness detection method, it is characterised in that including described in claim 1 to 8 any one
Bored piles bottom sediment thickness detection means, stick film in groove；It comprises the following steps：
Step 1：Lifting rope is tied up in the sediment thickness detection means of bored piles bottom, then bored piles bottom sediment thickness is detected
Device is put into the stake bottom of drilled pile；
Step 2：Its freely falls lifting bored piles bottom sediment thickness detection means relief, repeated multiple times；
Step 3：Bored piles bottom sediment thickness detection means is proposed into ground, each each breakage of thin film applied feelings of support feet are detected
Condition；
Step 4：The top film of each support feet is measured respectively with chi to the distance for supporting foot bottom, takes each support feet to survey
The average value of numerical quantity is sediment thickness.
10. a kind of bored piles bottom sediment thickness detection method, it is characterised in that including described in claim 1 to 8 any one
Bored piles bottom sediment thickness detection means；It comprises the following steps：
Step 1：Lifting rope is tied up in the sediment thickness detection means of bored piles bottom, then bored piles bottom sediment thickness is detected
Device is put into the stake bottom of drilled pile；
Step 2：Its freely falls lifting bored piles bottom sediment thickness detection means relief, repeated multiple times；
Step 3：Bored piles bottom sediment thickness detection means is proposed into ground, each each groove deposition slag feelings of support feet are detected
Condition；
Step 4：The groove of the top deposition slag of each support feet is measured respectively with chi to the distance for supporting foot bottom, is taken each
The average value of support feet measured value is sediment thickness.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710167371.2A CN107059954B (en) | 2017-03-20 | 2017-03-20 | A kind of bored piles bottom sediment thickness detection device and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710167371.2A CN107059954B (en) | 2017-03-20 | 2017-03-20 | A kind of bored piles bottom sediment thickness detection device and method |
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| CN107059954A true CN107059954A (en) | 2017-08-18 |
| CN107059954B CN107059954B (en) | 2018-07-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110285738A (en) * | 2019-05-24 | 2019-09-27 | 中国建筑第二工程局有限公司 | A kind of pile bottom sediment detection device and detection method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120073363A1 (en) * | 2010-09-23 | 2012-03-29 | John Ding | Ding Inspection Device |
| CN202989927U (en) * | 2012-12-04 | 2013-06-12 | 中建三局建设工程股份有限公司 | Pore-forming bottom sediment detector for rotary drilling pile |
| CN203639959U (en) * | 2013-12-20 | 2014-06-11 | 瑞和安惠项目管理集团有限公司 | Pile-hole sediment thickness detector for engineering supervision |
| CN204703202U (en) * | 2015-05-22 | 2015-10-14 | 中冶建工集团有限公司 | Cast-in-place concrete pile sediment measurement mechanism |
| CN105277096A (en) * | 2014-07-22 | 2016-01-27 | 葛洲坝集团第六工程有限公司 | Apparatus for measuring thickness of sediment layer of rotary excavating bored pile |
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2017
- 2017-03-20 CN CN201710167371.2A patent/CN107059954B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120073363A1 (en) * | 2010-09-23 | 2012-03-29 | John Ding | Ding Inspection Device |
| CN202989927U (en) * | 2012-12-04 | 2013-06-12 | 中建三局建设工程股份有限公司 | Pore-forming bottom sediment detector for rotary drilling pile |
| CN203639959U (en) * | 2013-12-20 | 2014-06-11 | 瑞和安惠项目管理集团有限公司 | Pile-hole sediment thickness detector for engineering supervision |
| CN105277096A (en) * | 2014-07-22 | 2016-01-27 | 葛洲坝集团第六工程有限公司 | Apparatus for measuring thickness of sediment layer of rotary excavating bored pile |
| CN204703202U (en) * | 2015-05-22 | 2015-10-14 | 中冶建工集团有限公司 | Cast-in-place concrete pile sediment measurement mechanism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110285738A (en) * | 2019-05-24 | 2019-09-27 | 中国建筑第二工程局有限公司 | A kind of pile bottom sediment detection device and detection method |
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