CN219732103U - Automatic detection equipment for foundation pile horizontal static load test - Google Patents
Automatic detection equipment for foundation pile horizontal static load test Download PDFInfo
- Publication number
- CN219732103U CN219732103U CN202320713987.6U CN202320713987U CN219732103U CN 219732103 U CN219732103 U CN 219732103U CN 202320713987 U CN202320713987 U CN 202320713987U CN 219732103 U CN219732103 U CN 219732103U
- Authority
- CN
- China
- Prior art keywords
- loading system
- hinge support
- test
- counter
- spherical hinge
- 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.)
- Active
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 60
- 230000003068 static effect Effects 0.000 title claims abstract description 17
- 238000001514 detection method Methods 0.000 title abstract description 10
- 238000011068 loading method Methods 0.000 claims abstract description 51
- 238000006073 displacement reaction Methods 0.000 claims description 20
- 238000007689 inspection Methods 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims 2
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Landscapes
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model discloses automatic detection equipment for a foundation pile horizontal static load test, which comprises a loading system, a counter-force system, a measuring system and a test pile, wherein the counter-force system is positioned on one side of the loading system, the test pile is positioned on the other side of the loading system, the loading system is a horizontal jack, the counter-force system is a counter-force wall, ball-hinge supports are arranged between the loading system and the counter-force system as well as between the counter-force system and the test pile, hemispherical column heads are arranged at the end parts of plugs of the loading system, screws are arranged on plugs of the loading system, screw grooves matched with the screws are formed in the hemispherical column heads, and the hemispherical column heads are fixedly arranged on plugs of the loading system through the matching of the screws and the screw grooves. The spherical hinge supports with adjustable angles are integrated on two sides of the horizontal jack, so that the contact surface is tightly fixed, and convenience and accuracy of a single pile horizontal static load test are guaranteed.
Description
Technical Field
The utility model relates to the technical field of foundation detection, in particular to automatic detection equipment for foundation pile horizontal static load test.
Background
The single pile horizontal static load test adopts a test method close to the actual working condition of a horizontal loaded pile to determine the horizontal bearing capacity of the pile, and presumes the proportionality coefficient of the foundation soil horizontal resistance coefficient, thus being the currently accepted test method for detecting the foundation pile horizontal bearing capacity most reliably and closest to the actual situation. The single pile horizontal static load test system mainly comprises a horizontal thrust loading system, a counter force system and a measuring system, adopts a unidirectional multi-circulation loading method or a slow-speed maintaining method to carry out a test, judges the deformation characteristics of foundation piles, and evaluates the horizontal bearing capacity of the foundation piles, thereby providing a basis for pile foundation design and quality inspection and acceptance of construction units for design units.
In the conventional test technology, a horizontal jack is adopted as loading equipment, a counterforce wall or an adjacent engineering pile is adopted as a counterforce system, the whole test system is complex to install, and the construction and the dismantling of the counterforce wall are time-consuming and labor-consuming. Meanwhile, as the contact surface of the jack, the test pile and the counterforce device is small, the test pile is bent under the action of horizontal force, so that the contact surface cannot be tightly combined, the conditions of jack damage, horizontal static load test failure and the like are very easy to occur, and the safety and the accuracy of the test cannot be ensured. Therefore, it is necessary to develop an automatic detection device for a horizontal static load test of a single pile so as to improve the test efficiency and the test precision and ensure the test safety.
Disclosure of Invention
The present utility model aims to solve the existing technology in the prior art. Therefore, the utility model aims to provide automatic detection equipment for the foundation pile horizontal static load test, which improves the accuracy of the detection result.
In order to achieve the above purpose, the utility model provides automatic detection equipment for a foundation pile horizontal static load test, which comprises a loading system, a counter-force system, a measuring system and a test pile, wherein the counter-force system is positioned on one side of the loading system, the test pile is positioned on the other side of the loading system, the loading system is a horizontal jack, the counter-force system is a counter-force wall, the measuring system comprises an integrated automatic load control acquisition analyzer, a displacement sensor, a reference pile and a reference beam, ball hinge supports are arranged between the loading system and the counter-force system as well as between the measuring system and the test pile, hemispherical column heads are arranged at the end parts of plugs of the loading system, screws are arranged on the plugs of the loading system, screw grooves matched with the screws are formed in the hemispherical column heads, and the hemispherical column heads are fixedly arranged on the plugs of the loading system through the matching of the screws and the screw grooves.
Preferably, one side of the spherical hinge support (namely, the spherical hinge support arranged between the loading system and the test pile) is provided with a spherical hinge support base plate, one side of the spherical hinge support base plate is provided with a spherical hinge support arc groove, and the spherical hinge support is fixedly connected with the hinge support arc groove through the spherical hinge support base plate.
Preferably, the spherical hinge support can be matched with a hemispherical column head, and the arc-shaped groove of the spherical hinge support can be matched with a test pile.
Preferably, the displacement sensor, the reference pile and the reference beam are arranged on the outer side of the test pile, wherein the number of the displacement sensor and the reference pile is two, the displacement sensor and the reference pile are respectively arranged at two ends of the test pile, and the two reference piles are connected through the reference beam.
Preferably, the integrated automatic load control acquisition analyzer comprises an oil pump and a control center, wherein the oil pump is connected with the jack through an oil pipe, and the control center is connected with the displacement sensor through a circuit.
The utility model has the beneficial effects that:
1. the spherical hinge supports with adjustable angles are integrated on the two sides of the horizontal jack, so that the tight fixation of the contact surface is ensured, and the convenience and accuracy of a single pile horizontal static load test are ensured;
2. the automatic loading control device is adopted to realize full-automatic loading, so that human errors caused by manual loading are avoided.
The features and advantages of the present utility model will be described in detail by way of example with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
fig. 2 is an enlarged view of fig. 1 at a in accordance with the present utility model.
In the figure: 1. the device comprises a loading system, a counterforce system, a test pile, an integrated automatic load control acquisition analyzer, a displacement sensor, a reference pile, a reference beam, a spherical hinge support, a hemispherical column head, a screw rod, a thread groove, a spherical hinge support base plate and an arc groove.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the utility model. Rather, they are merely examples of apparatus consistent with aspects of the utility model as detailed in the accompanying claims.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. Unless defined otherwise, technical or scientific terms used herein should be understood as commonly understood by one of ordinary skill in the art to which this utility model belongs. The use of the terms "a" or "an" and the like in the description and in the claims do not denote a limitation of quantity, but rather denote the presence of at least one. The term "plurality" includes two, corresponding to at least two. The word "comprising" or "comprises", and the like, means that elements or items appearing before "comprising" or "comprising" are encompassed by the element or item recited after "comprising" or "comprising" and equivalents thereof, and that other elements or items are not excluded. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any or all possible combinations of one or more of the associated listed items.
As shown in fig. 1-2, an automatic detection device for a foundation pile horizontal static load test comprises a loading system 1, a counterforce system 2, a measuring system and a test pile 3, wherein the counterforce system 2 is positioned on one side of the loading system 1, the test pile 3 is positioned on the other side of the loading system 1, the loading system 1 provides power for the test of the test pile 3, the counterforce system 2 provides supporting counterforce for the loading system 1, and the measuring system is used for detecting the displacement of the test pile 3 generated under the acting force of the loading system 1. Preferably, the loading system 1 is a horizontal jack, the counterforce system 2 is a counterforce wall, and the measuring system comprises an integrated automatic load control acquisition analyzer 4 (comprising an oil pump and a control center), a displacement sensor 5, a reference pile 6 and a reference beam 7.
In this embodiment, a ball hinge support 8 is installed between the loading system 1 and the reaction system 2 and between the loading system 1 and the test pile 3, a hemispherical column head 9 is disposed at the end of the plug of the loading system 1, a screw 10 is disposed on the plug of the loading system 1, a thread groove 11 matched with the screw 10 is disposed on the hemispherical column head 9, the hemispherical column head 9 is fixedly installed on the plug of the loading system 1 through the matching of the screw 10 and the thread groove 11, and optionally, the hemispherical column head 9 can be fixedly installed on the plug of the loading system 1 through welding.
In this embodiment, the angle of the spherical hinge support 8 is adjustable, and the angle of the force of the loading system 1 can be adjusted.
In this embodiment, a spherical hinge support base plate 12 is disposed on one side of one of the spherical hinge supports 8 (i.e., the spherical hinge support 8 installed between the loading system 1 and the test pile 3), a spherical hinge support arc-shaped groove 13 is disposed on one side of the spherical hinge support base plate 12, and the spherical hinge supports 8 are fixedly connected with the hinge support arc-shaped groove through the spherical hinge support base plate 12, and the fixing manner may be welding or bolting.
In this embodiment, the spherical hinge support 8 may be used in combination with the hemispherical stud 9, and the spherical hinge support arc-shaped groove 13 may be used in combination with the test pile 3.
In this embodiment, the spherical hinge support 8, the hemispherical column head 9 and the spherical hinge support arc-shaped groove 13 are designed to increase the contact surface between the loading system 1 and the test pile 3 and the counter-force system 2, so that the loading system 1 and the test pile 3 and the counter-force system 2 can be tightly attached together, and the safety and accuracy of the test are ensured.
In this embodiment, the displacement sensor 5, the reference piles 6 and the reference beams 7 are disposed on the outer sides of the test piles 3, where the number of the displacement sensor 5 and the reference piles 6 is two, and the two displacement sensor 5 and the reference piles 6 are respectively disposed on two ends of the test piles 3, and the two reference piles 6 are connected through the reference beams 7, and the displacement sensor 5 can detect the displacement generated by the test piles 3, and the reference piles 6 provide references for measuring the displacement.
In this embodiment, the integrated automatic load control acquisition analyzer 4 includes an oil pump and a control center, the oil pump is connected with the jack through an oil pipe, the control center is connected with the displacement sensor 5 through a circuit, and the setting of the integrated automatic load control acquisition analyzer 4 and the setting of the control center system are all common technical means for those skilled in the art.
Working principle: the hemispherical column head 9 is arranged on a plug of the loading system 1, the spherical hinge support 8, the spherical hinge support bottom plate 12 and the spherical hinge support arc-shaped groove 13 are respectively arranged at the counter-force system 2 and the test pile 3, then the measuring system is assembled, the loading system 1 is started, the plug of the loading system 1 works to transmit force to the test pile 3, the test pile 3 is displaced, and the displacement of the test pile 3 can be acquired through the displacement sensor 5.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides an automatic check out test set of foundation pile horizontal static load test, its characterized in that, including loading system, counter-force system, measurement system and experimental stake, the counter-force system is located loading system one side, experimental stake is located loading system opposite side, measurement system includes automatic accuse of integral type and carries collection analysis appearance, displacement sensor, benchmark stake and benchmark roof beam, all install the ball hinge support between loading system and counter-force system and the experimental stake, loading system's cock stem tip is provided with the hemisphere column cap, be provided with the screw rod on loading system's the cock stem, be provided with the screw groove that uses with the screw rod cooperation on the hemisphere column cap.
2. The automated inspection equipment of foundation pile horizontal static load test of claim 1, wherein one of the spherical hinge support bases is provided with a spherical hinge support base plate on one side, the spherical hinge support base plate is provided with a spherical hinge support arc groove on one side, and the spherical hinge support is connected with the hinge support arc groove through the spherical hinge support base plate.
3. An automated inspection apparatus for foundation pile horizontal static load test according to claim 2, wherein the spherical hinge support is adapted to cooperate with hemispherical studs, and wherein the spherical hinge support arcuate recess is adapted to cooperate with test piles.
4. An automated foundation pile horizontal static load test equipment according to claim 3, wherein the displacement sensor, the reference piles and the reference beams are arranged on the outer sides of the test piles, the two displacement sensor and the two reference piles are respectively arranged at two ends of the test piles, and the two reference piles are connected through the reference beams.
5. An automated inspection apparatus for foundation pile horizontal dead load testing according to claim 4, wherein the loading system is a horizontal jack and the counter-force system is a counter-force wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320713987.6U CN219732103U (en) | 2023-04-04 | 2023-04-04 | Automatic detection equipment for foundation pile horizontal static load test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320713987.6U CN219732103U (en) | 2023-04-04 | 2023-04-04 | Automatic detection equipment for foundation pile horizontal static load test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219732103U true CN219732103U (en) | 2023-09-22 |
Family
ID=88028999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320713987.6U Active CN219732103U (en) | 2023-04-04 | 2023-04-04 | Automatic detection equipment for foundation pile horizontal static load test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219732103U (en) |
-
2023
- 2023-04-04 CN CN202320713987.6U patent/CN219732103U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101696913B (en) | Small-range tunnel horizontal plane model tester system for realizing multistage and master control loading | |
| CN105784276A (en) | Maritime structure test model multiaxial inertia automatic measurement and regulation device and application method therefor | |
| CN103033374A (en) | Test device of vertical structure model of shield tunnel | |
| CN104697873A (en) | Sulfide stress corrosion cracking testing apparatus | |
| KR102014325B1 (en) | Bridge supporting apparatus with displacement measurement members and construction method thereof | |
| CN115127773B (en) | Aerodynamic force load measuring device capable of rapidly replacing test state | |
| CN109104909B (en) | Guided missile adapter static pressure test apparatus | |
| CN219732103U (en) | Automatic detection equipment for foundation pile horizontal static load test | |
| CN104596695B (en) | Loading device for accurately controlling rivet preload of riveting member | |
| WO2024027721A1 (en) | Generator deformation monitoring method | |
| CN205981686U (en) | Wheel hub bearing rigid test machine | |
| CN211179397U (en) | Fatigue testing machine capable of adjusting coaxiality | |
| CN110836830A (en) | Fatigue testing machine capable of adjusting coaxiality and loading chain centering adjustment method | |
| CN112881200B (en) | Loading device and method for shear stiffness test of longitudinal joint of pipe piece | |
| CN110208021A (en) | A kind of hydraulic elongator calibrating installation | |
| CN207211785U (en) | A kind of assembled architecture foundation pole rib precise positioning instrument | |
| CN113654922B (en) | Joint torsion resistance model testing device of cementing prestress assembly type pipe gallery | |
| CN108225261A (en) | For the stake top and pile tip settlement while observation device and method of pile foundation model test | |
| CN212514003U (en) | Eccentric loading pseudo-static test device | |
| CN219369345U (en) | Auxiliary device for anchor rod drawing test | |
| CN211179396U (en) | Coaxiality adjusting system based on strain gauge | |
| CN207832554U (en) | One kind being used for horizontal puller system bulb automatic alignment mechanism | |
| CN114112712A (en) | Truss structure loading test system | |
| CN209784078U (en) | Drawing displacement measuring device | |
| CN213745276U (en) | Spring support with load convenient to adjust and detect |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |