CN216075284U - Building foundation pile static load detection device - Google Patents
Building foundation pile static load detection device Download PDFInfo
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- CN216075284U CN216075284U CN202122682245.5U CN202122682245U CN216075284U CN 216075284 U CN216075284 U CN 216075284U CN 202122682245 U CN202122682245 U CN 202122682245U CN 216075284 U CN216075284 U CN 216075284U
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Abstract
The utility model discloses a static load detection device for a building foundation pile, and relates to the field of construction devices. The scheme includes that the test pile comprises a test pile body, a bearing box is arranged above the top of the test pile body, four groups of sliding cylinders are fixedly connected with sliding cylinders, four groups of sliding cylinders are connected with sliding columns in a sliding mode, four groups of sliding columns are fixedly connected with universal wheels capable of being limited in the bottom, a guide assembly is arranged on the bottom of the bearing box in a matched mode and matched with the test pile body, the guide assembly is provided with a positioning mechanism used for positioning the test pile body, the guide assembly comprises a reference plate, a positioning cylinder, a guide cylinder and a partition plate, and the positioning cylinder is vertically and fixedly connected to the center of the bottom of the reference plate. According to the utility model, the guide assembly and the positioning mechanism are arranged to ensure that the test pile is positioned in the center of the bottom of the bearing box, and the jack is arranged to reduce the gravity offset of the bearing box after the load is added, so that the accuracy of the single-pile static load test is improved; the utility model can complete positioning by rotating the bidirectional screw, and has simple and convenient use and strong practicability.
Description
Technical Field
The utility model relates to the field of construction devices, in particular to a static load detection device for a building foundation pile.
Background
The static load test of the pile foundation is a technology for detecting the bearing capacity of the pile foundation in engineering. In the aspect of determining the ultimate bearing capacity of the single pile, the method is the most accurate and reliable test method, and is used for judging whether a certain dynamic load test method is mature or not, and the comparison error of the static load test result is used as the basis. Therefore, the single pile static load test is listed as the first place in each foundation design and treatment specification.
At present, when a single pile is subjected to static load testing, a load is usually added to the top of a testing pile for testing, and the testing pile is difficult to position and uneven in stress caused by position deviation, so that a testing result is difficult to be accurate, and the testing effect is poor.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a static load detection device for a foundation pile of a building, so as to improve the accuracy of a single-pile static load test.
In order to achieve the technical purpose, the utility model provides a static load detection device for a building foundation pile, which comprises the following components:
the device comprises a test pile, wherein a bearing box is arranged above the top of the test pile, four corners of the bearing box are fixedly connected with sliding cylinders, four groups of sliding cylinders are slidably connected with sliding columns, the bottoms of the four groups of sliding columns are fixedly connected with universal wheels capable of limiting, the bottom of the bearing box is provided with a guide assembly matched with the test pile, and the guide assembly is matched with a positioning mechanism used for enabling the test pile to be located in the center of the bottom of the bearing box to prevent the test pile from deviating;
the guide assembly comprises a reference plate, a positioning cylinder, four guide cylinders, a partition plate and a protection plate, wherein the positioning cylinder is vertically and fixedly connected to the center of the bottom of the reference plate, the partition plate is fixedly connected into the positioning cylinder and divides the positioning cylinder into an upper cavity and a lower cavity, the four guide cylinders are horizontally arranged on the same horizontal line, the four guide cylinders are uniformly distributed around the positioning cylinder, the guide cylinders are fixedly connected with the side wall of the positioning cylinder and communicated with the positioning cylinder, the guide cylinders are positioned below the partition plate, the test pile extends into the positioning cylinder, the protection plate is fixedly connected to the center of the bottom of the bearing box, and the protection plate is connected with the top of the reference plate;
the positioning mechanism comprises two groups of linkage assemblies symmetrically arranged on two sides of the positioning cylinder, each linkage assembly comprises a V-shaped frame, a first-stage connecting plate and two groups of fixing columns, the two groups of fixing columns are respectively and fixedly connected to two ends of the first-stage connecting plate, the end parts of the two groups of fixing columns are fixedly connected to the bottoms of frame bodies on two sides of the V-shaped frame, a threaded hole is formed in the bent part of the V-shaped frame, openings of the two groups of V-shaped frames are opposite to each other, the thread turning directions of the threaded holes are opposite, and sliding grooves are formed in the frame bodies on two sides of the V-shaped frame;
the positioning mechanism further comprises a bidirectional screw rod, the bidirectional screw rod is arranged above the partition plate, the bidirectional screw rod is rotatably connected with the positioning cylinder and penetrates through the positioning cylinder, the two groups of V-shaped frames are in threaded connection with the bidirectional screw rod, and the bidirectional screw rod is perpendicular to the first-stage connecting plate;
positioning mechanism still includes second grade connecting plate, slide bar and rectangle pole, the second grade connecting plate is provided with two sets ofly, slide bar and rectangle pole all are provided with four groups, a set of slide bar of fixedly connected with respectively at second grade connecting plate both ends, the second grade connecting plate sets up with the one-level connecting plate is perpendicular, and two sets of second grade connecting plate symmetry sets up in the guide cylinder both sides, four groups the slide bar is kept away from the one end of second grade connecting plate and is slided connection respectively in a set of spout that the position corresponds, four groups rectangle pole fixed connection respectively is in two sets of one-level connecting plates, second grade connecting plate bottom and insert a set of guide cylinder respectively.
Preferably, the guide assembly further comprises a jack fixedly connected to the top center of the reference plate, and the protection plate is fixedly connected to the top center of a piston rod of the jack.
Preferably, the guide assembly further comprises balls, the balls are provided with a plurality of groups, and the balls are all rotatably connected to the bottom of the partition plate.
Specifically, the device is easy to adjust by arranging the balls, and the adjusting process is more labor-saving.
Preferably, the guide cylinder is a rectangular cylinder, the balls are made of steel, and the balls are uniformly distributed at the bottom of the partition plate.
Preferably, the two groups of first-stage connecting plates and second-stage connecting plates are respectively located on four side lines of a square, the sliding rod can rotate in the sliding groove, and the rectangular rod is matched with the guide cylinder.
Preferably, one end of the bidirectional screw is in a rocking handle shape.
Specifically, the two-way screw rod rocking handle-shaped end part is convenient for a user to rotate the two-way screw rod, and the practicability of the device is improved.
According to the technical scheme, the method has the following beneficial effects:
1: according to the utility model, the guide assembly and the positioning mechanism are arranged to ensure that the test pile is positioned in the center of the bottom of the bearing box, so that the accuracy of single-pile static load test is improved, the height of the bearing box can be adjusted through the jack, and the side-looking pile settlement condition can be conveniently observed.
2: the utility model can complete positioning by rotating the bidirectional screw, and has simple and convenient use and strong practicability.
Drawings
In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic overall structure diagram of a static load detection device for a building foundation pile according to the present invention;
FIG. 2 is an enlarged view of the structure of area A of FIG. 1 according to the present invention;
fig. 3 is a schematic top sectional view of a positioning cylinder of the static load detection device for a foundation pile of a building provided by the utility model;
fig. 4 is a schematic bottom view of a positioning cylinder of the static load detection device for a foundation pile of a building provided by the utility model;
description of the drawings: 1. testing the pile; 2. a carrying case; 3. a slide cylinder; 4. a traveler; 5. a universal wheel; 6. a reference plate; 7. a positioning cylinder; 8. a guide cylinder; 9. a partition plate; 10. a jack; 11. a protection plate; 12. a ball bearing; 13. a V-shaped frame; 14. a first-level connecting plate; 15. fixing a column; 16. a bidirectional screw; 17. a second-stage connecting plate; 18. a slide bar; 19. a rectangular bar; 20. a chute.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
Referring to fig. 1-4, the static load detection device for the building foundation pile provided by the utility model comprises a test pile 1, wherein a bearing box 2 is arranged above the top of the test pile 1, four corners of the bearing box 2 are fixedly connected with sliding cylinders 3, four groups of sliding cylinders 3 are respectively connected with sliding columns 4 in a sliding manner, the bottoms of the four groups of sliding columns 4 are respectively and fixedly connected with a universal wheel 5 capable of limiting, the bottom of the bearing box 2 is provided with a guide assembly in cooperation with the test pile 1, and the guide assembly is matched with a positioning mechanism for positioning the test pile 1.
The direction subassembly includes benchmark board 6, a location section of thick bamboo 7, a guide cylinder 8 and baffle 9, the vertical fixed connection of a location section of thick bamboo 7 is at 6 bottom centers of benchmark board, baffle 9 fixed connection is and will fix a position section of thick bamboo 7 and separate into two upper and lower cavities in 7, a guide cylinder 8 is provided with four groups at same water flat line coparallel, four groups of guide cylinders 8 are around 7 evenly distributed of a location section of thick bamboo, a guide cylinder 8 and 7 lateral wall fixed connection of a location section of thick bamboo and with 7 intercommunications of a location section of thick bamboo, a guide cylinder 8 is located baffle 9 below, test stake 1 stretches into in a location section of thick bamboo 7.
Concretely, the direction subassembly still includes jack 10, guard plate 11 and ball 12, and jack 10 fixed connection is at 6 top centers of benchmark board, and 11 fixed connection of guard plate are at the piston rod top center of jack 10, and 11 fixed connection of guard plate are at 2 bottom centers of bearing box, and ball 12 is provided with a plurality of groups, and a plurality of groups ball 12 all rotate to be connected in 9 bottoms of baffle.
Further, the guide cylinder 8 is a rectangular cylinder, the balls 12 are made of steel, and the groups of balls 12 are uniformly distributed at the bottom of the partition plate 9.
It should be noted that the provision of the balls 12 reduces the friction between the device and the test pile 1, making the device easier to adjust.
Specifically, positioning mechanism includes that two sets of symmetries set up the interlock subassembly in a location section of thick bamboo 7 both sides, the interlock subassembly includes V type frame 13, one-level connecting plate 14 and fixed column 15, fixed column 15 is provided with two sets ofly, two sets of fixed column 15 difference fixed connection are at one-level connecting plate 14 both ends, 15 end fixed connection of two sets of fixed column are in V type frame 13 both sides support body bottom, V type frame 13 department of bending is opened threaded hole, two sets of V type frame 13 openings just to and threaded hole screw thread revolve to opposite, all open spout 20 on the V type frame 13 both sides support body.
Specifically, the positioning mechanism further comprises a bidirectional screw 16, the bidirectional screw 16 is arranged above the partition plate 9, the bidirectional screw 16 is rotatably connected with the positioning cylinder 7 and penetrates through the positioning cylinder 7, the two groups of V-shaped frames 13 are in threaded connection with the bidirectional screw 16, and the bidirectional screw 16 is perpendicular to the first-stage connecting plate 14.
More specifically, the positioning mechanism further comprises two sets of second-stage connecting plates 17, sliding rods 18 and rectangular rods 19, the two sets of second-stage connecting plates 17 are arranged, the four sets of sliding rods 18 and the four sets of rectangular rods 19 are arranged, two ends of each second-stage connecting plate 17 are fixedly connected with a set of sliding rods 18 respectively, the second-stage connecting plates 17 are perpendicular to the first-stage connecting plates 14, the two sets of second-stage connecting plates 17 are symmetrically arranged on two sides of the guide cylinder 8, one ends, far away from the second-stage connecting plates 17, of the four sets of sliding rods 18 are connected in a set of sliding grooves 20 corresponding in position in a sliding mode respectively, and the four sets of rectangular rods 19 are fixedly connected to the bottoms of the two sets of first-stage connecting plates 14 and the two sets of second-stage connecting plates 17 respectively and are inserted into a set of guide cylinder 8 respectively.
Furthermore, two groups of first-stage connecting plates 14 and second-stage connecting plates 17 are respectively positioned on four side lines of a square, the sliding rod 18 can rotate in the sliding groove 20, the rectangular rod 19 is matched with the guide cylinder 8, and one end of the bidirectional screw 16 is in a rocking handle shape.
It should be noted that the rectangular rods 19 and the rectangular guide cylinders 8 are matched to prevent the second-stage connecting plate 17 from shaking, so that the stability of the device is improved, when the bidirectional screw 16 is rotated, the bidirectional screw 16 drives the two groups of V-shaped frames to approach, the V-shaped frame 13 drives the first-stage connecting plate 14 to approach the positioning cylinder 7, the two groups of V-shaped frames 13 apply force to the sliding rods 18 to enable the second-stage connecting plate 17 to approach the positioning cylinder 7, and the four groups of rectangular rods 19 synchronously approach the center of the positioning cylinder 7.
The working principle is as follows: in the using process of the utility model, a test pile 1 is inserted into a positioning cylinder 7, a bidirectional screw 16 is rotated to enable the bidirectional screw 16 to drive two groups of V-shaped frames 13 to approach, the V-shaped frames 13 drive a first-stage connecting plate 14 to approach the positioning cylinder 7, the two groups of V-shaped frames 13 apply force to a sliding rod 18 to enable a second-stage connecting plate 17 to approach the positioning cylinder 7, four groups of rectangular rods 19 synchronously approach the center of the positioning cylinder 7, the universal wheels 5 rotate by the force applied to the test pile 1 by the rectangular rods 19 due to the fixed position of the test pile 1, the position of a bearing box 2 is adjusted, and finally the four groups of rectangular rods 19 all support the test pile 1, the bearing box 2 is fixed in position, the test pile 1 is positioned at the center of the positioning cylinder 7, the load can be added into the bearing box 2 for testing, the height of the bearing box 2 can be adjusted by a hydraulic jack 10, and the settlement condition of the test pile 1 can be conveniently observed.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (6)
1. The building foundation pile static load detection device comprises a test pile (1), and is characterized in that a bearing box (2) is arranged above the top of the test pile (1), four corners of the bearing box (2) are fixedly connected with sliding barrels (3), four groups of sliding barrels (3) are respectively and slidably connected with sliding columns (4), the bottoms of the four groups of sliding columns (4) are respectively and fixedly connected with a universal wheel (5) capable of limiting, the bottom of the bearing box (2) is provided with a guide assembly in a matched mode with the test pile (1), and the guide assembly is matched with a positioning mechanism which is used for enabling the test pile (1) to be located in the center of the bottom of the bearing box (2) and preventing the test pile (1) from shifting;
the guide assembly comprises a reference plate (6), a positioning cylinder (7), a guide cylinder (8), a partition plate (9) and a protection plate (11), the positioning cylinder (7) is vertically and fixedly connected to the center of the bottom of the reference plate (6), the clapboard (9) is fixedly connected in the positioning cylinder (7) and divides the positioning cylinder (7) into an upper chamber and a lower chamber, four groups of guide cylinders (8) are horizontally arranged on the same horizontal line, the four groups of guide cylinders (8) are uniformly distributed around the positioning cylinder (7), the guide cylinder (8) is fixedly connected with the side wall of the positioning cylinder (7) and is communicated with the positioning cylinder (7), the guide cylinder (8) is positioned below the partition plate (9), the test pile (1) extends into the positioning cylinder (7), the protection plate (11) is fixedly connected to the center of the bottom of the bearing box (2), and the protection plate (11) is connected with the top of the reference plate (6);
the positioning mechanism comprises two groups of linkage assemblies symmetrically arranged on two sides of a positioning cylinder (7), each linkage assembly comprises a V-shaped frame (13), a first-stage connecting plate (14) and two groups of fixing columns (15), the two groups of fixing columns (15) are respectively and fixedly connected to two ends of the first-stage connecting plate (14), the end parts of the two groups of fixing columns (15) are fixedly connected to the bottoms of frame bodies on two sides of the V-shaped frame (13), a threaded hole is formed in a bent part of the V-shaped frame (13), openings of the two groups of V-shaped frames (13) are opposite to each other, the thread turning directions of the threaded holes are opposite, and sliding grooves (20) are formed in the frame bodies on two sides of the V-shaped frame (13);
the positioning mechanism further comprises a bidirectional screw (16), the bidirectional screw (16) is arranged above the partition plate (9), the bidirectional screw (16) is rotatably connected with the positioning cylinder (7) and penetrates through the positioning cylinder (7), the two groups of V-shaped frames (13) are in threaded connection with the bidirectional screw (16), and the bidirectional screw (16) is perpendicular to the first-stage connecting plate (14);
positioning mechanism still includes second grade connecting plate (17), slide bar (18) and rectangle pole (19), second grade connecting plate (17) are provided with two sets ofly, slide bar (18) and rectangle pole (19) all are provided with four groups, a set of slide bar (18) of second grade connecting plate (17) both ends difference fixedly connected with, second grade connecting plate (17) set up with one-level connecting plate (14) are perpendicular, and two sets of second grade connecting plate (17) symmetry set up in guide cylinder (8) both sides, four groups sliding connection is in a set of spout (20) that the position corresponds respectively in the one end that second grade connecting plate (17) were kept away from in slide bar (18), four groups rectangle pole (19) respectively fixed connection in two sets of one-level connecting plates (14), second grade connecting plate (17) bottom and insert a set of guide cylinder (8) respectively.
2. The building foundation pile dead load detection device according to claim 1, wherein the guide assembly further comprises a jack (10), the jack (10) is fixedly connected to the top center of the reference plate (6), and the protection plate (11) is fixedly connected to the top center of a piston rod of the jack (10).
3. The building foundation pile static load detection device according to claim 1, wherein the guide assembly further comprises a plurality of groups of balls (12), and the plurality of groups of balls (12) are rotatably connected to the bottom of the partition plate (9).
4. The building foundation pile static load detection device according to claim 3, wherein the guide cylinder (8) is a rectangular cylinder, the balls (12) are made of steel, and a plurality of groups of the balls (12) are uniformly distributed at the bottom of the partition plate (9).
5. The building foundation pile static load detection device according to claim 1, wherein two sets of the first-stage connecting plates (14) and the second-stage connecting plates (17) are respectively located on four side lines of a square, the sliding rod (18) can rotate in the sliding groove (20), and the rectangular rod (19) is matched with the guide cylinder (8).
6. The building foundation pile static load detection device according to claim 1, wherein one end of the bidirectional screw (16) is in a rocking handle shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122682245.5U CN216075284U (en) | 2021-11-04 | 2021-11-04 | Building foundation pile static load detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122682245.5U CN216075284U (en) | 2021-11-04 | 2021-11-04 | Building foundation pile static load detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216075284U true CN216075284U (en) | 2022-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122682245.5U Active CN216075284U (en) | 2021-11-04 | 2021-11-04 | Building foundation pile static load detection device |
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|---|---|
| CN (1) | CN216075284U (en) |
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2021
- 2021-11-04 CN CN202122682245.5U patent/CN216075284U/en active Active
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