CN107989080B - Assembled rectangular model pile and manufacturing method thereof - Google Patents
Assembled rectangular model pile and manufacturing method thereof Download PDFInfo
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- CN107989080B CN107989080B CN201810009340.9A CN201810009340A CN107989080B CN 107989080 B CN107989080 B CN 107989080B CN 201810009340 A CN201810009340 A CN 201810009340A CN 107989080 B CN107989080 B CN 107989080B
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
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- General Engineering & Computer Science (AREA)
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Abstract
The invention relates to an assembled rectangular model pile and a manufacturing method thereof, wherein the assembled rectangular model pile consists of a groove-shaped plate, a rectangular bottom plate, an embedded plate, an external connecting plate, a tester and high-strength bolts, wherein a top wire outlet hole is formed in the top of the groove waist of the groove-shaped plate, a bottom wire outlet hole is formed in the rectangular bottom plate, a nail-shaped hole is formed in the edge of the rectangular bottom plate, a bolt hole is formed in the bottom of the groove-shaped plate, and embedded grooves are obtained by cutting groove legs on two sides of one groove-shaped plate. The embedded plate and the external plate are respectively embedded and externally connected on the embedded groove and the groove leg, the embedded plate and the external plate are respectively provided with a bolt hole and a nail-shaped hole, the tester is arranged on the inner side of the groove plate and the lower part of the rectangular bottom plate, an instrument wire is led out through the bottom wire outlet hole and the top wire outlet hole, after the tester to be tested is arranged, all parts are assembled through high-strength bolts, and then concrete is poured in an inner space formed by the groove plate and the rectangular bottom plate to form an assembled rectangular model pile.
Description
Technical Field
The invention relates to a model pile for experiments, in particular to a half pile symmetrically assembled rectangular model pile and a manufacturing method thereof.
Background
Soft soil foundations in coastal developed areas of China are widely distributed, foundation engineering properties are poor, foundation treatment is generally needed, pile foundations are used as traditional foundations with wide application, and the foundation treatment method has remarkable effects on control of soft foundation settlement, improvement of bearing capacity and the like.
In order to study the effect of pile foundation treatment on soft soil foundations, a rock-soil physical model test is an indispensable means, and in order to obtain stress and deformation conditions of model piles and surrounding soil bodies, testers need to be pre-buried in the model piles and the soil bodies in advance. For model piles, the layout of the tester has two forms: an outer lay and an inner lay. The inside layout is easy to protect the tester and the instrument line, the roughness of the pile soil contact interface is not changed, but the inside layout is difficult to implement, and the instrument line which is generally laid inside should be led out from the pile inner cavity to the pile top, if the pile body is very long or the tester is very much, great requirements are put forward on the leading-out of the instrument line.
Compared with the traditional circular pile, the square pile has larger pile-soil contact area under the same volume condition, can effectively improve the bearing capacity of a soil layer, namely does not reduce the effect of foundation treatment on the premise of saving materials and energy, and accords with the development concept of green buildings.
In view of the above, it is currently highly desirable to find a model pile that can quickly lay a tester inside the pile body and effectively solve the problem of leading out the instrument line.
Disclosure of Invention
The invention aims to overcome the defects and provide a manufacturing method of an assembled rectangular model pile.
It is another object of the present invention to provide a fabricated rectangular model pile. The invention aims at realizing the following technical scheme:
the invention relates to an assembled rectangular model pile which comprises two groove plates, two rectangular bottom plates, a plurality of embedded plates, a plurality of external connecting plates, a tester and high-strength bolts, wherein the two rectangular bottom plates are respectively fixed at the bottoms of the two groove plates through the high-strength bolts, top wire outlets are formed in the tops of groove waists of the two groove plates, bottom wire outlets are formed in the centers of the two rectangular bottom plates, the embedded plates are uniformly arranged at the edges of two side groove legs of the left groove plate and the edges of the left rectangular bottom plate, the external connecting plates are uniformly arranged at the edges of two side groove legs of the right groove plate and the edges of the right rectangular bottom plate, nail-shaped holes are formed in the external connecting plates, the embedded plates are respectively provided with bolt holes, the groove plates at the two sides and the rectangular bottom plates at the two sides are connected through the bolts to form rectangular cavities, instrument wires of the tester inside the groove plates are led out from the top wire outlets and extend to the outer sides of the groove plates, the instrument wires of the tester below the rectangular bottom plates are uniformly arranged in the rectangular bottom wire outlets and led out of the rectangular bottom plates from the rectangular bottom wire outlets, and the rectangular bottom plates are surrounded by the rectangular bottom plates are formed into the rectangular cavities.
Preferably, instrument wires of the tester are arranged along the inner part of the trough plate, so that the influence of the instrument wires on the test result is eliminated, the normal operation of the tester is also protected, and the damage of pile soil friction to the tester is prevented.
Preferably, the two groove plates have the same size, the edges of the two groove legs of one groove plate are provided with embedded grooves, the embedded plates are arranged in the embedded grooves, the external connection plate is arranged on the other groove plate, and the positions of the external connection plate and the embedded plates correspond to each other.
Preferably, the two rectangular bottom plates have the same size, the edge of one rectangular bottom plate is provided with an embedded groove, the embedded plate is arranged in the embedded groove, the external connection plate is arranged on the other rectangular bottom plate, and the position of the external connection plate corresponds to the embedded plate.
Preferably, the embedded plate is provided with three bolt holes which are arranged in an equilateral triangle, the outer connecting plate is provided with three nail-shaped holes, and the three nail-shaped holes are arranged in an equilateral triangle.
Preferably, the embedded plate is stepped, the thickness of one thicker end of the embedded plate is equal to the thickness of the groove leg of the groove plate, the thickness of one thinner end of the embedded plate is equal to half of the thickness of the groove leg of the groove plate, and the thickness of the outer connecting plate is equal to half of the thickness of the groove leg of the groove plate.
Preferably, the size of the embedded groove on the groove leg is the same as that of the embedded groove on the rectangular bottom plate.
A method for manufacturing an assembled rectangular model pile based on the method as claimed in claim 1, comprising the following steps:
(1) Top wire outlet holes are formed in the groove waists of the two groove-shaped plates, and bolt holes are formed in the bottoms of the groove-shaped plates;
(2) Cutting the groove legs of one groove-shaped plate to form an embedded groove;
(3) Manufacturing an embedded plate and an external plate corresponding to the size of the embedded groove, and installing the embedded plate and the external plate at corresponding positions of groove legs of the groove plates at two sides;
(4) The two rectangular bottom plates are provided with bottom wire outlet holes, and nail-shaped holes are arranged at the edges of the rectangular bottom plates corresponding to the bolt holes at the bottoms of the groove plates;
(5) Cutting one side of one rectangular bottom plate to form an embedded groove, and installing the embedded plate and the external plate at the corresponding positions of the rectangular bottom plate;
(6) Assembling a rectangular bottom plate and a trough plate through high-strength bolts to form two half model piles;
(7) Arranging testers on the inner side of the trough plate and the bottom of the rectangular bottom plate, and leading out instrument wires through top wire outlet holes and bottom wire outlet holes;
(8) And (3) performing total assembly on the two half model piles through high-strength bolts, and then pouring concrete in an inner space formed by the trough plate and the rectangular bottom plate to form the assembled rectangular model pile.
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:
the rectangular model pile adopts the symmetrical combination of the half piles, has the advantage of convenience in arranging the testers in the pile body, is easy to protect the testers and instrument lines due to the fact that the testers are arranged in the pile body, and does not change the roughness of a pile-soil contact interface, so that the accuracy of a test result is ensured.
The top wire outlet hole is arranged, so that the influence of instrument wire extraction on a layout instrument and a test is eliminated.
The rectangular bottom plate is arranged at the bottom of the pile and provided with the bottom wire outlet holes, so that a stress tester and the extraction of instrument wires are conveniently laid, and the testing of pile bottom stress is facilitated.
Drawings
FIG. 1 is a three-dimensional effect diagram of a rectangular model pile;
FIG. 2 is a top view of a rectangular model pile;
FIG. 3 is a schematic illustration of an embedded board and external board connection;
FIG. 4 is a partial side view of a rectangular model pile;
FIG. 5 is a section A-A of FIG. 2;
FIG. 6 is a schematic illustration of an add-in board and an external board;
FIG. 7 is a three-dimensional schematic of a fluted plate;
fig. 8 is a rectangular bottom plate diagram.
In the figure: 1-a trough plate; 2-a rectangular bottom plate; 3-an embedded plate; 4-an external connecting plate; 5-a tester; 6-high-strength bolts; 7, groove waist; 8-a top wire outlet hole; 9-a bottom wire outlet hole; 10-nail-shaped holes; 11-bolt holes; 12-groove legs; 13-an embedded groove; 14-instrument line; 15-concrete.
The specific embodiment is as follows:
the invention will be further understood by reference to the following examples which are given to illustrate the invention but are not intended to limit the scope of the invention.
As shown in fig. 1 and 2, two aluminum plates 240×10×1200mm were used, and a groove-shaped plate 1 (the groove waist 7 is 120mm long, the groove leg 12 is 60mm long, and the plate thickness is 10 mm) as shown in fig. 7 was formed by pressing in a factory using a die. The groove waists 7 of the two groove-shaped plates 1 are provided with top wire outlet holes 8, the distance between the top wire outlet holes 8 and the top of the groove-shaped plates 1 is 200mm, and the size is 10 x 8mm. And three bolt holes 11 are drilled at the bottoms of the two groove plates 1 along the groove waist 7 and the groove legs 12, wherein the bolt holes 11 are in M5 standard, namely, the diameter of the bolt holes 11 is 5mm, and the interval is 5mm.
At the two side groove legs 12 of one groove-shaped plate 1, embedded grooves 13 are formed by cutting, the size of the embedded grooves 13 is 30 x 10 x 30mm, the distance between the embedded grooves 13 is 400mm, and six embedded grooves 13 are obtained in total.
Referring to fig. 3, 4 and 7, the cut aluminum plate is used for manufacturing the embedded plate 3 and the external plate 4, the section of the embedded plate 3 is in a step shape, and the specific size of the section is as follows: the short side is 10mm long, the long side is 30mm long, the short side is 5mm high, and the long side is 10mm long. The embedded plate 3 is 30mm high. The external web 4 has dimensions of 20 x 5 x 30mm. And then, respectively drilling a bolt hole 11 and a nail-shaped hole 10 on the embedded plate 3 and the external plate 4, wherein the specification of the bolt hole 11 is M5, the specification of a small hole part of the nail-shaped hole 10 is M5, and the specification of a large hole is M8. Seven embedded plates 3 and seven external plates 4 are prepared. The result is a component as shown in fig. 6. Finally, the embedded plate 3 is welded into the embedded groove 13 in a laser seamless mode, meanwhile, the external connecting plate 4 is welded at the corresponding position of the groove leg 12 of the other groove-shaped plate 1, the partial side view of the structure of fig. 7 is shown in fig. 4, and the top view is shown in fig. 2.
Referring to fig. 8, the middle parts of the two rectangular bottom plates 2 are drilled to obtain bottom wire outlet holes 9, and nail-shaped holes 10 are formed at the positions corresponding to the open holes at the bottoms of the groove plates 1 at the three sides of the two rectangular bottom plates 2, wherein the nail-shaped holes 10 have the same specifications as the previous ones, namely, the small-end aperture is 5mm, and the large-end aperture is 8mm.
Cutting one side of one rectangular bottom plate 2, which is not provided with the nail-shaped holes 10, to obtain an embedded groove 13, wherein the specification of the embedded groove 13 is 30mm equal to that of the embedded groove 13 on the groove leg 12, namely 30 x 10 x 30mm, seamlessly welding the embedded plate 3 prepared before to the embedded groove 13 through laser, and then welding an external connecting plate 4 at the corresponding position of one side of the other rectangular bottom plate 2, which is not provided with the nail-shaped holes 10.
The trough plate 1 and the rectangular bottom plate 2 are assembled through the high-strength bolts 6 to obtain two half model piles, as shown in figure 7.
The testers 5 are arranged on the groove waists 7 of the two groove-shaped plates 1, the testers 5 are arranged on two sides of the top wire outlet holes 8, as shown in fig. 5, the distance between the testers 5 and the top of the groove-shaped plates 1 is 300mm, and the distance between the testers 5 is 300mm; the tester is arranged at the lower part of the two rectangular bottom plates 2). The instrument wires 14 are led out through the top wire outlet hole 8 and the bottom wire outlet hole 9.
Finally, as shown in fig. 1, the trough legs 12 and the embedded plate 3 and the external plate 4 on the rectangular bottom plate 2 are anchored through the high-strength bolts 6, the schematic diagram of the connecting part is shown in fig. 3, the two half model piles are assembled together to obtain a rectangular model pile, concrete 15 is poured into the model pile, curing is carried out, and the model pile is manufactured until the specified strength is reached at the end of the age.
The present invention has been described in detail with reference to the embodiments, but the description is only the preferred embodiments of the present invention and should not be construed as limiting the scope of the invention. All equivalent changes and modifications within the scope of the present invention should be considered as falling within the scope of the present invention.
Claims (8)
1. An assembled rectangular model pile, its characterized in that: comprises two groove-shaped plates, two rectangular bottom plates, a plurality of embedded plates, a plurality of external connecting plates, a tester and high-strength bolts, wherein the two rectangular bottom plates are respectively fixed at the bottoms of the two groove-shaped plates through the high-strength bolts, top wire outlets are respectively arranged at the tops of the groove waists of the two groove-shaped plates, bottom wire outlets are respectively arranged in the centers of the two rectangular bottom plates, the embedded plates are uniformly arranged at the edges of the groove legs of the groove-shaped plates at the left side and the edges of the rectangular bottom plates at the left side, the external connecting plates are uniformly arranged at the edges of the groove legs of the groove-shaped plates at the right side and the edges of the rectangular bottom plates at the right side, the external connection plate is provided with nail-shaped holes, the embedded plate is provided with bolt holes, the groove-shaped plates on two sides and the rectangular bottom plates on two sides are connected through high-strength bolts to form a rectangular cavity, the tester is arranged on the lower surface of the inside of the groove-shaped plates and the rectangular bottom plates, instrument wires of the tester in the groove-shaped plates are led out from the top wire outlet holes and extend to the outer sides of the groove-shaped plates, instrument wires of the tester below the rectangular bottom plates are led into piles through the bottom wire outlet holes and led out from the top wire outlet holes, and concrete is arranged in the rectangular cavity enclosed by the groove-shaped plates and the rectangular bottom plates.
2. The fabricated rectangular model pile according to claim 1, wherein: the instrument wires of the tester are arranged along the inner part of the groove-shaped plate.
3. The fabricated rectangular model pile according to claim 1, wherein: the size of the two groove plates is the same, the edge of the two groove legs of one groove plate is provided with an embedded groove, the embedded plate is arranged in the embedded groove, the external connection plate is arranged on the other groove plate, and the position of the external connection plate corresponds to the embedded plate.
4. The fabricated rectangular model pile according to claim 1, wherein: the size of the two rectangular bottom plates is the same, the edge of one rectangular bottom plate is provided with an embedded groove, the embedded plate is arranged in the embedded groove, the external connection plate is arranged on the other rectangular bottom plate, and the position of the external connection plate corresponds to the embedded plate.
5. The fabricated rectangular model pile according to claim 1, wherein: the embedded plate is provided with three bolt holes which are arranged in an equilateral triangle, the outer connecting plate is provided with three nail-shaped holes, and the three nail-shaped holes are arranged in an equilateral triangle.
6. The fabricated rectangular model pile according to claim 1, wherein: the embedded plate is of a step shape, the thickness of one thicker end of the embedded plate is equal to the thickness of the groove leg of the groove plate, the thickness of one thinner end of the embedded plate is equal to half of the thickness of the groove leg of the groove plate, and the thickness of the outer connecting plate is equal to half of the thickness of the groove leg of the groove plate.
7. The fabricated rectangular model pile according to claim 3 or 4, wherein: the size of the embedded groove on the groove leg is the same as that of the embedded groove on the rectangular bottom plate.
8. A method for manufacturing an assembled rectangular model pile based on the method as claimed in claim 1, comprising the following steps:
(1) Top wire outlet holes are formed in the groove waists of the two groove-shaped plates, and bolt holes are formed in the bottoms of the groove-shaped plates;
(2) Cutting the groove legs of one groove-shaped plate to form an embedded groove;
(3) Manufacturing an embedded plate and an external plate corresponding to the size of the embedded groove, and installing the embedded plate and the external plate at corresponding positions of groove legs of the groove plates at two sides;
(4) The two rectangular bottom plates are provided with bottom wire outlet holes, and nail-shaped holes are arranged at the edges of the rectangular bottom plates corresponding to the bolt holes at the bottoms of the groove plates;
(5) Cutting one side of one rectangular bottom plate to form an embedded groove, and installing the embedded plate and the external plate at the corresponding positions of the rectangular bottom plate;
(6) Assembling a rectangular bottom plate and a trough plate through high-strength bolts to form two half model piles;
(7) Arranging testers on the inner side of the trough plate and the bottom of the rectangular bottom plate, and leading out instrument wires through top wire outlet holes and bottom wire outlet holes;
(8) And (3) performing total assembly on the two half model piles through high-strength bolts, and then pouring concrete in an inner space formed by the trough plate and the rectangular bottom plate to form the assembled rectangular model pile.
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| CN201810009340.9A CN107989080B (en) | 2018-01-04 | 2018-01-04 | Assembled rectangular model pile and manufacturing method thereof |
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| CN201810009340.9A CN107989080B (en) | 2018-01-04 | 2018-01-04 | Assembled rectangular model pile and manufacturing method thereof |
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| CN107989080B true CN107989080B (en) | 2023-08-22 |
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