CN220247021U - Static load testing device - Google Patents
Static load testing device Download PDFInfo
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- CN220247021U CN220247021U CN202321240871.1U CN202321240871U CN220247021U CN 220247021 U CN220247021 U CN 220247021U CN 202321240871 U CN202321240871 U CN 202321240871U CN 220247021 U CN220247021 U CN 220247021U
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- 238000012360 testing method Methods 0.000 title claims abstract description 27
- 230000003068 static effect Effects 0.000 title claims abstract description 21
- 239000000872 buffer Substances 0.000 claims description 16
- 230000008602 contraction Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 7
- 238000013459 approach Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The utility model discloses a static load testing device, which relates to the technical field of engineering detection devices and comprises a main body device, wherein the main body device comprises an assembling unit, a movable adjusting unit and a pressing detection unit, the assembling unit comprises a positioning ring frame, a bearing frame and a shrinkage rod, and the movable adjusting unit comprises a transverse supporting frame, a movable wheel frame, a lifting hydraulic rod, a transverse sliding block, a threaded adjusting rod and a rotating disc. According to the utility model, through the matched use of the lifting hydraulic rod, the bearing frame, the transverse supporting frame and the movable wheel frame, the device can be quickly and conveniently transferred in the process of needing to be transferred, the use convenience of the device is improved, and the distance between the two groups of movable wheel frames can be adjusted by the matched use of the transverse supporting frame, the transverse sliding block, the threaded adjusting rod, the rotating disc and the transverse sliding sleeve, so that the movable requirement of paths with different widths can be met, and the use convenience of the device is further improved.
Description
Technical Field
The utility model relates to the technical field of engineering detection devices, in particular to a static load testing device.
Background
The pile foundation is a foundation formed by piles and bearing platforms connected to pile tops, the pile group foundation is a pile foundation formed by more than 2 rows of piles, and the foundation piles are single piles in the pile group foundation. In the building, the method is indispensable to a building foundation pile detection test, and is an anchor pile detection static load test device in the traditional building foundation pile detection technology.
The method for determining the vertical compressive bearing capacity of the corresponding single pile by applying vertical pressure step by step at the top of the test pile and observing the settlement generated at the top of the pile along with time is called a static load test, and the existing detection method is as follows: placing the jack at the upper end of the test pile, placing the bearing device at the upper end of the jack, stacking the counterweight cement blocks with specific weight on the bearing device, and placing the buttress cement pile between the bearing device and the ground for supporting the bearing device and preventing the bearing device from toppling. In the detection process, a pile cap is usually arranged above the top surface of the foundation pile to serve as a protection device for preventing the pile head of the driven foundation pile from being damaged.
The pile caps on the market are generally made of cast-in-situ reinforced concrete, and the top surface size of the pile caps is determined according to the width of the precast beam, the laying length of the beam and the allowable deviation of precast installation. The pouring time is longer, the construction progress is influenced, the foundation pile size on the large-scale engineering pile foundation is basically consistent, if cast-in-situ reinforced concrete is adopted for the pile cap of each foundation pile during testing, the working strength is high, time and labor are wasted, and the testing efficiency is influenced.
In the prior art, a Chinese patent with a publication number of CN212175878U is proposed to solve the technical problems, and the technical scheme disclosed in the patent document is as follows: the utility model provides an engineering foundation pile detects and uses static load testing arrangement, includes first support frame, second support frame, crossbeam, jack, prefabricated pile cap and buries in the foundation, the both ends of crossbeam respectively with first support frame, second support frame fixed connection, the bottom of crossbeam evenly is equipped with a plurality of the jack the bottom mounting of jack has the clamp plate the bottom of clamp plate is provided with circular fastener the inner peripheral surface of circular fastener is provided with a plurality of equidistant draw-in grooves that distribute, be provided with in the middle part of the prefabricated pile cap be used for placing the recess of foundation pile, be provided with a plurality of on the outer peripheral surface of prefabricated pile cap with the draw-in groove is corresponding block, the prefabricated pile cap is passed through the cooperation of block and draw-in groove is connected in the circular fastener. The prefabricated pile cap structure divided into two is suitable for foundation piles of various sizes in engineering, time and material cost are saved, and the application range is wide.
Although the prior art is applicable to foundation piles of various sizes and models in engineering, the time and material cost are saved, the application range is wide, and the problem that the whole device is inconvenient to move and disassemble exists.
Disclosure of Invention
The present utility model is directed to a static load testing device, which solves the problems set forth in the above-mentioned background art.
In order to solve the technical problems, the utility model adopts the following technical scheme:
a static load testing device includes a body device including an assembling unit, a movement adjusting unit, and a pressing detecting unit.
The assembly unit comprises a positioning ring frame, a bearing frame and a contraction rod, the movable adjusting unit comprises a transverse supporting frame, a movable wheel frame, a lifting hydraulic rod, a transverse sliding block, a threaded adjusting rod and a rotating disc, and the pressure detecting unit comprises a pressure hydraulic rod, a precast pile bearing ring, a buffer spring, a guide sliding rod and a gasket.
The precast pile bearing ring is characterized in that a pile to be measured is arranged below the precast pile bearing ring, the movable wheel frame is located at one end of the transverse supporting frame, and the transverse sliding block is located on the inner wall of the transverse supporting frame.
By adopting the technical scheme, the lifting hydraulic rod, the bearing frame, the transverse supporting frame and the movable wheel frame are matched for use in the scheme, so that the device can be quickly and conveniently transferred in the process of transferring, and the use convenience of the device is improved.
The technical scheme of the utility model is further improved as follows: the outer wall of the transverse sliding block is in sliding connection with the inner wall of the transverse supporting frame, the inner wall of the transverse sliding block is in threaded connection with the outer wall of one end of the threaded adjusting rod, and the other end of the threaded adjusting rod is in rotary connection with the inner wall of the top end of the movable wheel frame.
By adopting the technical scheme, the cooperation of the transverse supporting frame, the transverse sliding block, the threaded adjusting rod, the rotating disc and the transverse sliding sleeve is utilized in the scheme, so that the distance between the two groups of movable wheel frames can be adjusted, further, the movable requirements of paths with different widths can be met, and the use convenience of the device is further improved.
The technical scheme of the utility model is further improved as follows: and one side of the top end of the movable wheel frame is fixedly connected with a transverse moving sleeve, and the thread adjusting rod is positioned in the transverse moving sleeve.
The technical scheme of the utility model is further improved as follows: the locating ring frame is located below the shrinkage rod, the bottom surface of the locating ring frame is fixedly connected with the top end of the lifting hydraulic rod, and the bottom end of the lifting hydraulic rod is fixedly connected with the upper surface of the bearing frame.
The technical scheme of the utility model is further improved as follows: the top of the pressure-applying hydraulic rod is fixedly connected with the top of the inner wall of the shrinkage rod, and the bottom of the pressure-applying hydraulic rod is fixedly connected with the upper surface of the precast pile bearing ring.
The technical scheme of the utility model is further improved as follows: the outer wall fixed connection auxiliary ring of the hydraulic stem that exerts pressure, vertical slide hole has been seted up to auxiliary ring upper surface, the inner wall of vertical slide hole with the outer wall sliding connection of direction slide bar.
The technical scheme of the utility model is further improved as follows: the outer wall of the bottom end of the guide sliding rod is in sliding connection with the inner wall of the buffer spring, and the bottom end of the precast pile bearing ring is fixedly connected with the upper surface of the gasket.
By adopting the technical scheme, the buffer spring and the guide sliding rod are matched for use in the scheme, the downward movement of the precast pile bearing ring is buffered, the impact damage to the top of the pile to be detected caused by overlarge downward movement impact is avoided, and meanwhile, the gasket is in direct contact with the pile to be detected, so that the buffer effect is further improved.
By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:
the utility model provides a static load testing device, which utilizes the cooperation of a lifting hydraulic rod, a bearing frame, a transverse supporting frame and a movable wheel frame, so that the device can be quickly and conveniently transferred in the process of transferring, and the using convenience of the device is improved.
The utility model provides a static load testing device, which utilizes the cooperation of a transverse supporting frame, a transverse sliding block, a thread adjusting rod, a rotating disc and a transverse sliding sleeve to enable the distance between two groups of movable wheel frames to be adjustable, thereby being applicable to the movement requirements of paths with different widths and further improving the use convenience of the device.
The utility model provides a static load testing device, which utilizes the cooperation of a buffer spring and a guide sliding rod to buffer the downward movement of a precast pile bearing ring, so as to avoid impact damage to the top of a pile to be tested caused by overlarge downward movement impact, and meanwhile, a gasket is in direct contact with the pile to be tested, so that the buffer effect is further improved.
Drawings
FIG. 1 is a schematic view of a main device structure of the present utility model;
FIG. 2 is a schematic view showing the construction of the transverse supporting frame according to the present utility model;
FIG. 3 is an enlarged schematic view of the structure at A of the present utility model;
FIG. 4 is a schematic top view of the support bar of the present utility model;
fig. 5 is a schematic view of a bottom view structure of a precast pile bearing ring according to the present utility model.
In the figure: 1. a main body device; 2. a transverse support; 3. moving the wheel frame; 4. a positioning ring frame; 5. a carrier; 6. a retracting lever; 7. pile to be measured; 8. a lifting hydraulic rod; 9. a rotating disc; 10. a pressing hydraulic rod; 11. precast pile bearing ring; 12. a buffer spring; 13. a guide slide bar; 14. a traversing slide block; 15. a threaded adjusting rod; 16. a gasket.
Description of the embodiments
The utility model is further illustrated by the following examples:
examples
As shown in fig. 1 to 5, the present utility model provides a static load testing device including a body device 1, the body device 1 including an assembling unit, a movement adjusting unit, and a pressing force detecting unit.
The assembly unit comprises a positioning ring frame 4, a bearing frame 5 and a shrinkage rod 6, the movable adjusting unit comprises a transverse supporting frame 2, a movable wheel frame 3, a lifting hydraulic rod 8, a transverse sliding block 14, a threaded adjusting rod 15 and a rotating disc 9, and the pressure detecting unit comprises a pressure hydraulic rod 10, a precast pile bearing ring 11, a buffer spring 12, a guide sliding rod 13 and a gasket 16.
The pile 7 to be measured is arranged below the precast pile bearing ring 11, the movable wheel frame 3 is positioned at one end of the transverse supporting frame 2, and the transverse sliding block 14 is positioned on the inner wall of the transverse supporting frame 2.
The outer wall of the transverse sliding block 14 is in sliding connection with the inner wall of the transverse supporting frame 2, the inner wall of the transverse sliding block 14 is in threaded connection with the outer wall of one end of a threaded adjusting rod 15, and the other end of the threaded adjusting rod 15 is in rotary connection with the inner wall of the top end of the movable wheel frame 3.
The top side of the movable wheel frame 3 is fixedly connected with a transverse moving sleeve, the threaded adjusting rod 15 is positioned in the transverse moving sleeve, when an obstacle exists in the moving path of the device or the path is narrow, the rotating disc 9 is rotated to drive the threaded adjusting rod 15 to rotate on the inner wall of the transverse moving slide block 14, at the moment, the threaded adjusting rod 15 drives the movable wheel frame 3 to approach the transverse supporting frame 2 by utilizing the threaded action, the distance between two groups of movable wheel frames 3 is further reduced, the distance is increased by reverse adjustment, the moving requirement of paths with different widths can be met, and the using convenience of the device is further improved.
Examples
As shown in fig. 1-5, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the positioning ring frame 4 is located below the shrinkage rod 6, the bottom surface of the positioning ring frame 4 is fixedly connected with the top end of the lifting hydraulic rod 8, the bottom end of the lifting hydraulic rod 8 is fixedly connected with the upper surface of the bearing frame 5, the lifting hydraulic rod 8 is started to pull the bearing frame 5 to move upwards, the bearing frame 5 is separated from contact with the ground, the roller at the bottom end of the movable wheel frame 3 is in contact with the ground, and at the moment, the pushing equipment can utilize the roller to transfer rapidly.
The top of the pressure applying hydraulic rod 10 is fixedly connected with the top of the inner wall of the shrinkage rod 6, and the bottom of the pressure applying hydraulic rod 10 is fixedly connected with the upper surface of the precast pile bearing ring 11.
The outer wall fixed connection auxiliary ring of the hydraulic stem 10 that applies pressure, vertical slide hole has been seted up to auxiliary ring upper surface, the inner wall of vertical slide hole and the outer wall sliding connection of direction slide bar 13, the bottom outer wall of direction slide bar 13 and the inner wall sliding connection of buffer spring 12, the bottom of precast pile pressure-bearing ring 11 and the last fixed surface of gasket 16 are connected, buffer spring 12 and the cooperation of direction slide bar 13 is used, move down precast pile pressure-bearing ring 11 and cushion, avoid its too big stake 7 tops of treating that move down to strike causes impact damage, gasket 16 and stake 7 direct contact that await measuring simultaneously have also further promoted the cushioning effect.
The working principle of the static load testing device is specifically described below.
When the device is used, as shown in fig. 1-5, when the device needs to move, the lifting hydraulic rod 8 is started to pull the bearing frame 5 to move upwards, so that the bearing frame 5 is separated from contact with the ground, the roller at the bottom end of the movable wheel frame 3 is contacted with the ground, and at the moment, the pushing equipment can be quickly transferred by utilizing the roller.
When the moving path of the device is provided with an obstacle or the path is narrower, the rotating disc 9 is rotated to drive the threaded adjusting rod 15 to rotate on the inner wall of the transverse sliding block 14, at the moment, the threaded adjusting rod 15 drives the movable wheel frame 3 to approach the transverse supporting frame 2 by utilizing the threaded action, at the moment, the transverse moving sleeve connected with one side of the movable wheel frame 3 slides to approach the transverse sliding block 14 on the inner wall of the transverse supporting frame 2 until the position is adjusted to be proper, at the moment, the lifting hydraulic rod 8 can be started, then the bearing frame 5 is lifted up, and finally the transferring work of the device is carried out.
And in the detection process, the pressing hydraulic rod 10 is started to push the precast pile bearing ring 11 to move downwards, the precast pile bearing ring 11 pushes the gasket 16 to contact with the top of the pile 7 to be detected, and then the pressing test is carried out on the precast pile bearing ring.
When the precast pile bearing ring 11 moves downwards, the guide slide rod 13 is driven to slide up and down on the inner wall of the vertical slide hole, the buffer spring 12 is stretched to buffer the downward movement of the precast pile bearing ring 11, and the spacer 16 protects the pile 7 to be tested and buffers the downward movement of the precast pile bearing ring 11.
The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (7)
1. A static load testing device comprising a body device (1), characterized in that: the main body device (1) comprises an assembling unit, a movement adjusting unit and a pressing detecting unit;
the assembling unit comprises a positioning ring frame (4), a bearing frame (5) and a contraction rod (6), the movable adjusting unit comprises a transverse supporting frame (2), a movable wheel frame (3), a lifting hydraulic rod (8), a transverse sliding block (14), a threaded adjusting rod (15) and a rotating disc (9), and the pressure detecting unit comprises a pressure hydraulic rod (10), a precast pile bearing ring (11), a buffer spring (12), a guide sliding rod (13) and a gasket (16);
the precast pile bearing ring (11) is provided with pile to be measured (7) below, remove wheel carrier (3) are located one end of horizontal support frame (2), sideslip slider (14) are located the inner wall of horizontal support frame (2).
2. A static load testing device according to claim 1, wherein: the outer wall of the transverse sliding block (14) is in sliding connection with the inner wall of the transverse supporting frame (2), the inner wall of the transverse sliding block (14) is in threaded connection with the outer wall of one end of the threaded adjusting rod (15), and the other end of the threaded adjusting rod (15) is in rotary connection with the inner wall of the top end of the movable wheel frame (3).
3. A static load testing device according to claim 1, wherein: the side of the top end of the movable wheel frame (3) is fixedly connected with a transverse moving sleeve, and the thread adjusting rod (15) is positioned in the transverse moving sleeve.
4. A static load testing device according to claim 1, wherein: the locating ring frame (4) is located below the shrinkage rod (6), the bottom surface of the locating ring frame (4) is fixedly connected with the top end of the lifting hydraulic rod (8), and the bottom end of the lifting hydraulic rod (8) is fixedly connected with the upper surface of the bearing frame (5).
5. A static load testing device according to claim 1, wherein: the top of the pressure-applying hydraulic rod (10) is fixedly connected with the top of the inner wall of the shrinkage rod (6), and the bottom of the pressure-applying hydraulic rod (10) is fixedly connected with the upper surface of the precast pile bearing ring (11).
6. A static load testing device according to claim 1, wherein: the outer wall of the pressure applying hydraulic rod (10) is fixedly connected with an auxiliary ring, a vertical sliding hole is formed in the upper surface of the auxiliary ring, and the inner wall of the vertical sliding hole is in sliding connection with the outer wall of the guide sliding rod (13).
7. A static load testing device according to claim 1, wherein: the outer wall of the bottom end of the guide sliding rod (13) is in sliding connection with the inner wall of the buffer spring (12), and the bottom end of the precast pile bearing ring (11) is fixedly connected with the upper surface of the gasket (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321240871.1U CN220247021U (en) | 2023-05-22 | 2023-05-22 | Static load testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321240871.1U CN220247021U (en) | 2023-05-22 | 2023-05-22 | Static load testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220247021U true CN220247021U (en) | 2023-12-26 |
Family
ID=89266913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321240871.1U Active CN220247021U (en) | 2023-05-22 | 2023-05-22 | Static load testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220247021U (en) |
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2023
- 2023-05-22 CN CN202321240871.1U patent/CN220247021U/en active Active
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