CN208333728U - A kind of assembled Model Pile for testing pile shaft force - Google Patents
A kind of assembled Model Pile for testing pile shaft force Download PDFInfo
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- CN208333728U CN208333728U CN201721622133.8U CN201721622133U CN208333728U CN 208333728 U CN208333728 U CN 208333728U CN 201721622133 U CN201721622133 U CN 201721622133U CN 208333728 U CN208333728 U CN 208333728U
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- shaft force
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Abstract
The utility model discloses a kind of assembled Model Piles for testing pile shaft force, belong to construction engineering technical field, including cushion cap；In cushion cap lower part, installation is connected with model pilework, and the model pilework includes the assembled pile body that top pile body, bottom pile body and installation are connected between top pile body and bottom pile body；It is connected between top pile body, assembled pile body and bottom pile body by the pull pressure sensor that both ends are provided with screw connection structure；Bellows sensor is installed in bottom pile body bottom.The assembled Model Pile of test pile shaft force provided by the utility model, using assembling model pilework, each assembled pile body is connected by the pull pressure sensor with helicitic texture, and accurate Model Pile pile shaft force data can be obtained in directly test；And be easily installed, dismantle and replace, it reduces costs, and substantially reduce the Model Pile test period, is especially advantageous for as geotechnical engineering laboratory test Model Pile.
Description
Technical field
The utility model belongs to construction engineering technical field, and in particular to a kind of assembled model for testing pile shaft force
Stake.
Background technique
Currently, traditional geotechnical engineering indoor model test Model Pile mostly uses armored concrete pre-manufactured model stake or organic
Glass bar Model Pile.Since concrete material is limited by the conditions such as matching, conserving, armored concrete pre-manufactured model stake is to system
The links requirement for making process is more harsh, so that pile rate is lower, the test period is longer, and extensive production is more difficult；
And pile body is disposable prefabricated, it is difficult to be recycled, but also the cost of labor of test, material cost and time cost are excessively high.
Perspex bar Model Pile, which is compared for the stake of armored concrete pre-manufactured model, has many advantages, such as that easy to operate, the test period is short, but
The two has the shortcomings that common, i.e., both uses traditional strain testing method, i.e., first in concrete (or reinforcing bar) table
Face or organic glass surface mount foil gauge obtain the strain value in each section of pile body by connecting strain testing instrument, then lead to
It crosses conversion and obtains pile body stress, then calculate pile shaft force and pile side friction.Due to the technique of strain gauge adhesion is more demanding,
It is easy the features such as being influenced, cannot reusing by environment, the strain data that this method obtains largely exists
Large error, obtained axle power and frictional resistance have a degree of distortion, cannot reaction experiment actual conditions well.Therefore,
The indoor model stake of a set of direct test pile shaft force is designed to solve the problems, such as that ineffective carved is simulated in conventional model stake
Do not allow to delay.
Summary of the invention
Present invention solves the technical problem that: it in view of the above deficiencies, overcomes the deficiencies of existing technologies, the purpose of this utility model
It is to provide the assembled Model Pile that a kind of section directly tests pile shaft force.
Technical solution of the present invention:
A kind of assembled Model Pile for testing pile shaft force, including cushion cap, for placing counterweight, bearing load；In cushion cap
Lower part installation is connected with model pilework, and the model pilework includes that top pile body, bottom pile body and installation are connected to top
Assembled pile body between pile body and bottom pile body；
Wherein, cushion cap bottom is fixedly connected with top pile body, in order to cushion cap and top pile body and entire Model Pile knot
Structure has stable connection relationship；It is recessed that top pile body bottom, assembled pile body both ends and bottom pile body top are provided with screw thread
Slot structure is passed between top pile body, assembled pile body and bottom pile body by the pressure that both ends are provided with screw connection structure
Sensor is connected；Bellows sensor is installed in bottom pile body bottom.
Preferably, the top pile body, assembled pile body and bottom pile body are Organic glass column.
One specific embodiment of the utility model, the pull pressure sensor are the wireless pull pressure sensor of pillar.
One specific embodiment of the utility model, pile body, assembled pile body and bottom pile body and pressure at top
Sensor junction is equipped with hose clamp fixed structure, for further providing for the connective stability of connected model pilework.
One specific embodiment of the utility model, bottom pile body bottom end offer thread groove structure, bellows
Sensor is connected through a screw thread mode and is mounted on bottom pile body lower part.
One specific embodiment of the utility model, the cushion cap bottom are provided with circular trough, top pile body top peace
In circular trough, connection type is bonding.
One specific embodiment of the utility model, the top pile body, assembled pile body and bottom pile body outside are viscous
Normal sand is posted, to increase the pile side friction of Model Pile, can preferably simulate the form of live foundation pile.
Preferably, the bellows sensor is wireless aneroid sensor.
The utility model has the advantages that provided by the utility model is a kind of assembled Model Pile for testing pile shaft force, use can be assembled
Formula model pilework, each assembled pile body are connected by the pull pressure sensor with helicitic texture, and directly test can obtain
To accurate Model Pile pile shaft force data；And according to the difference of the quantity of assembled pile body structure and length, can be realized
The rule setting of pull pressure sensor and irregular setting, to meet the test request of different soil pressure quantity；Meanwhile this reality
It is easily installed, dismantles and replaced with the assembled Model Pile of novel offer, reduced costs, and substantially reduce Model Pile test
Period is especially advantageous for as geotechnical engineering laboratory test Model Pile.
Detailed description of the invention
Fig. 1 is the assembled Model Pile overall structure diagram that the utility model embodiment 1 tests pile shaft force.
Fig. 2 is the assembled Model Pile disassemblying structure schematic diagram that the utility model embodiment 1 tests pile shaft force.
In figure: 10, cushion cap；21, top pile body；22, assembled pile body；23, bottom pile body；31, pull pressure sensor；
32, wiring；41, bellows sensor；51, hose clamp.
Specific embodiment
To keep the purpose and technical solution of the utility model embodiment clearer, implement below in conjunction with the utility model
The attached drawing of example, is clearly and completely described the technical solution of the utility model embodiment.Obviously, described embodiment
It is a part of the embodiment of the utility model, instead of all the embodiments.Based on described the embodiments of the present invention,
Those of ordinary skill in the art's every other embodiment obtained under the premise of being not necessarily to creative work belongs to practical
Novel protected range.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art
Language and scientific term) there is meaning identical with the general understanding of those of ordinary skill in the utility model fields.Also
It should be understood that those terms such as defined in the general dictionary should be understood that have in the context of the prior art
The consistent meaning of meaning will not be explained in an idealized or overly formal meaning and unless defined as here.
The meaning of " connection " described in the utility model can be to be directly connected to be also possible between component between component
Pass through being indirectly connected with for other components.
The utility model is further described with attached drawing with reference to embodiments, referring to Fig. 1-2.
Embodiment 1:
A kind of assembled Model Pile for testing pile shaft force, as depicted in figs. 1 and 2, including cushion cap 10, for placing weight
Code, bearing load；In 10 lower part of cushion cap, installation is connected with model pilework, and the model pilework includes top pile body 21, bottom
Portion's pile body 23 and installation are connected to the assembled pile body 22 between top pile body 21 and bottom pile body 23, top stake in the present embodiment
Body 21, assembled pile body 22 and bottom pile body 23 are Organic glass column；The quantity of assembled pile body 22 is two in the present embodiment
It is a, at the same the size relationship of top pile body 21, assembled pile body 22, bottom pile body 23 in figure do not constitute to itself
It limits；
Wherein, 10 bottom of cushion cap offers circular trough, and the internal diameter of circular trough is slightly larger than the outer diameter on 21 top of top pile body, holds
Platform 10 is socketed in top 21 top of pile body, by being adhesively fixed；
At top, 21 bottom of pile body, 22 both ends of assembled pile body and 23 both ends of bottom pile body are provided with thread groove structure,
Helicitic texture is set i.e. in circular groove, top pile body 21 and assembled pile body 22, assembled pile body 22 between each other, assembled
Between pile body 22 and bottom pile body 23, it is connected by the pull pressure sensor 31 that both ends are provided with screw connection structure, this implementation
Pull pressure sensor 31 is pillar pull pressure sensor, model ZNLBM pull pressure sensor in example；Pile body 21 and drawing at top
On the outside of 31 threaded connection place of pressure sensor, hose clamp 51 is installed；
Wherein, bellows sensor 41 is connected through a screw thread mode and is mounted on 23 lower part of bottom pile body.
In use, being inserted into soil after Model Pile is installed, pull pressure sensor 31 and bellows sensor 41
External device is connected by wiring 32, counterweight is placed on cushion cap, is obtained by pull pressure sensor 31 and bellows sensor 41
Axial force test data；, can be by increase assembled pile body 22 if you need to be adjusted, or change the length of assembled pile body 22, with
More accurate test pile shaft force data.
Embodiment 2:
A kind of assembled Model Pile for testing pile shaft force, including cushion cap 10, for placing counterweight, bearing load；It is holding
The installation of 10 lower part of platform is connected with model pilework, and the model pilework includes that top pile body 21, bottom pile body 23 and installation connect
The assembled pile body 22 between top pile body 21 and bottom pile body 23 is connect, top pile body 21, assembled pile body in the present embodiment
22 and bottom pile body 23 be Organic glass column；The quantity of assembled pile body 22 is three in the present embodiment；
Wherein, 10 bottom of cushion cap offers in circular trough, inside sets internal thread structure, and external screw thread is arranged in pile body 21 top in top
Structure, cushion cap 10 are fixedly linked with top pile body 21 by helicitic texture；
At top, 21 bottom of pile body, 22 both ends of assembled pile body and 23 both ends of bottom pile body are provided with thread groove structure,
Helicitic texture is set i.e. in circular groove, top pile body 21 and assembled pile body 22, assembled pile body 22 between each other, assembled
Between pile body 22 and bottom pile body 23, it is connected by the pull pressure sensor 31 that both ends are provided with screw connection structure, this implementation
Pull pressure sensor 31 is wireless pull pressure sensor in example, and concrete model structure is the prior art；
Wherein, bellows sensor 41 is connected through a screw thread mode and is mounted on 23 lower part of bottom pile body；The bellows sensor
41 be wireless aneroid sensor, specific structure and the model prior art.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (8)
1. a kind of assembled Model Pile for testing pile shaft force, including cushion cap, it is characterised in that: in cushion cap lower part, installation is connected with
Model pilework, the model pilework include that top pile body, bottom pile body and installation are connected to top pile body and bottom pile body
Between assembled pile body；
Wherein, cushion cap bottom is fixedly connected with top pile body；Top pile body bottom end, assembled pile body both ends and bottom pile body upper end
It is provided with thread groove structure, both ends are provided with threaded connection knot between top pile body, assembled pile body and bottom pile body
The pull pressure sensor of structure is connected；Bellows sensor is installed in bottom pile body bottom.
2. the assembled Model Pile of test pile shaft force according to claim 1, it is characterised in that: the top pile body,
Assembled pile body and bottom pile body are Organic glass column.
3. the assembled Model Pile of test pile shaft force according to claim 1, it is characterised in that: the pressure sensing
Device is the wireless pull pressure sensor of pillar.
4. the assembled Model Pile of test pile shaft force according to claim 1, it is characterised in that: pile body, dress at top
Hose clamp fixed structure is installed with formula pile body and bottom pile body and pull pressure sensor junction.
5. the assembled Model Pile of test pile shaft force according to claim 1, it is characterised in that: the cushion cap bottom is set
It is equipped with circular trough, top pile body top is mounted in circular trough, and connection type is bonding.
6. the assembled Model Pile of test pile shaft force according to claim 1, it is characterised in that: the top pile body,
Normal sand is pasted on the outside of assembled pile body and bottom pile body.
7. the assembled Model Pile of test pile shaft force according to claim 1, it is characterised in that: bottom pile body bottom
End offers thread groove structure, and bellows sensor is connected through a screw thread mode and is mounted on bottom pile body lower part.
8. the assembled Model Pile of test pile shaft force according to claim 1, it is characterised in that: the bellows sensor
For wireless aneroid sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721622133.8U CN208333728U (en) | 2017-11-27 | 2017-11-27 | A kind of assembled Model Pile for testing pile shaft force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721622133.8U CN208333728U (en) | 2017-11-27 | 2017-11-27 | A kind of assembled Model Pile for testing pile shaft force |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208333728U true CN208333728U (en) | 2019-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721622133.8U Expired - Fee Related CN208333728U (en) | 2017-11-27 | 2017-11-27 | A kind of assembled Model Pile for testing pile shaft force |
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| CN (1) | CN208333728U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110849725A (en) * | 2019-11-27 | 2020-02-28 | 兰州交通大学 | Hollow model pile and test data analysis method thereof |
| CN111710226A (en) * | 2020-06-12 | 2020-09-25 | 安徽省（水利部淮河水利委员会）水利科学研究院（安徽省水利工程质量检测中心站） | Multi-working-condition simulation combination device for low-strain detection of foundation pile |
| CN112960575A (en) * | 2021-01-21 | 2021-06-15 | 安徽送变电工程有限公司 | Axial compression detection sensor, suspension holding pole and hoisting bearing part |
| CN112985664A (en) * | 2021-01-21 | 2021-06-18 | 安徽送变电工程有限公司 | Axle load detection method for suspension holding pole |
-
2017
- 2017-11-27 CN CN201721622133.8U patent/CN208333728U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110849725A (en) * | 2019-11-27 | 2020-02-28 | 兰州交通大学 | Hollow model pile and test data analysis method thereof |
| CN111710226A (en) * | 2020-06-12 | 2020-09-25 | 安徽省（水利部淮河水利委员会）水利科学研究院（安徽省水利工程质量检测中心站） | Multi-working-condition simulation combination device for low-strain detection of foundation pile |
| CN112960575A (en) * | 2021-01-21 | 2021-06-15 | 安徽送变电工程有限公司 | Axial compression detection sensor, suspension holding pole and hoisting bearing part |
| CN112985664A (en) * | 2021-01-21 | 2021-06-18 | 安徽送变电工程有限公司 | Axle load detection method for suspension holding pole |
| CN112985664B (en) * | 2021-01-21 | 2022-08-26 | 安徽送变电工程有限公司 | Axle load detection method for suspension holding pole |
| CN112960575B (en) * | 2021-01-21 | 2023-01-24 | 安徽送变电工程有限公司 | Axial compression detection sensor, suspension holding pole and hoisting bearing part |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190104 Termination date: 20191127 |
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| CF01 | Termination of patent right due to non-payment of annual fee |