CN112482449A - Pile foundation bearing capacity detecting system - Google Patents
Pile foundation bearing capacity detecting system Download PDFInfo
- Publication number
- CN112482449A CN112482449A CN202011331081.5A CN202011331081A CN112482449A CN 112482449 A CN112482449 A CN 112482449A CN 202011331081 A CN202011331081 A CN 202011331081A CN 112482449 A CN112482449 A CN 112482449A
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- CN
- China
- Prior art keywords
- pile foundation
- guide rail
- give
- bearing capacity
- pressure
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- 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.)
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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
Abstract
The invention discloses a pile foundation bearing capacity detection system, which belongs to the field of pile foundation detection and comprises a pile foundation, wherein a jack is placed at the top of the pile foundation, the jack is coincided with the central axis of the pile foundation, and a shelving platform is arranged above the jack; and the pressure feeding device is contacted with the upper surface of the shelving platform to apply downward pressure, the pressure feeding device moves along the guide rail, and two ends of the guide rail are fixedly connected with the movable supporting device. According to the pile foundation bearing capacity detection system disclosed by the invention, the mode that the force is applied to the pile foundation through the superposition of the balancing weights in the prior art is changed into the mode that the pressure is applied to the pile foundation through the pressure applying device, so that the processes of manufacturing and carrying the balancing weights are reduced.
Description
Technical Field
The invention relates to the field of pile foundation detection, in particular to a pile foundation bearing capacity detection system.
Background
Among the prior art, bearing capacity to the single pile foundation detects through placing a plurality of balancing weights on the platform, calculate the bearing capacity that obtains the pile foundation with the weight of balancing weight, and the configuration piece needs carry wherein after feeding in, need a large amount of manpowers at the in-process of transport, and because the weight of balancing weight is great, consequently also need be used other heavy machinery when the transport to assist the transport, consequently, rely on configuration piece weight to apply there is certain inconvenience to pile foundation power when actual construction.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to solve the technical problem of providing a pile foundation bearing capacity detection system, which changes the mode of applying force to a pile foundation through superposition of balancing weights in the prior art into the mode of applying pressure to the pile foundation through a pressure applying device, reduces the processes of manufacturing and carrying the balancing weights, and is more precise in the aspect of changing the magnitude of the applied force because the pressure applying device is controlled by hydraulic pressure.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a pile foundation bearing capacity detection system which comprises a pile foundation, wherein a jack is placed at the top of the pile foundation, the central axis of the jack is coincided with the central axis of the pile foundation, and a placing platform is arranged above the jack; and the pressure feeding device is contacted with the upper surface of the shelving platform to apply downward pressure, the pressure feeding device moves along the guide rail, and two ends of the guide rail are fixedly connected with the movable supporting device.
Preferably, the pressure feeding device comprises a pressure feeding movable rod and a pressure feeding plate arranged at the bottom of the pressure feeding movable rod, the cross section of the pressure feeding plate is isosceles trapezoid, the pressure feeding plate is made of rubber, the top of the pressure feeding plate is sleeved with the lower end of the pressure feeding movable rod, when the pressure feeding movable rod is pressed downwards, the pressure feeding plate is firstly in contact with the upper surface of the laying platform to deform, the pressure feeding plate plays a role in buffering, and the situation that the pressure feeding movable rod is directly in direct contact with the laying platform to cause damage to the laying platform and the pressure feeding movable rod is avoided.
Preferably, a pressure supply sleeve is arranged on the periphery of the top of the pressure supply movable rod, the pressure supply movable rod moves up and down through a hydraulic device in the pressure supply sleeve, and a rolling wheel capable of rolling in the guide rail is arranged on the top of the pressure supply sleeve to ensure that the pressure supply device can move along the guide rail.
Preferably, the guide rail comprises a guide rail top plate and two guide rail bottom plates, two sides of the guide rail top plate are respectively connected with one side of each guide rail bottom plate through a plate, and the rolling wheels on the pressure supply sleeve move on the guide rail bottom plates.
Preferably, one side of the guide rail is further provided with a guide rail side plate, and the guide rail side plate is used for connecting the movable supporting device.
Preferably, the movable supporting device comprises a movable supporting rod and a connecting rod used for connecting the guide rail side plate, and a movable supporting base is arranged at the bottom of the movable supporting rod.
Preferably, a movable supporting sleeve is arranged on the outer side of the bottom of the movable supporting rod, and a hydraulic device for realizing the up-and-down movement of the movable supporting rod is arranged in the movable supporting sleeve.
Preferably, universal wheels are arranged below the movable support base side by side.
Preferably, the laying platform is formed by stacking a plurality of layers of base plates on top of each other, and the edges of the plurality of layers of base plates are bonded through glue.
Preferably, a cushion block is arranged between the jack and the resting platform.
The invention has the beneficial effects that:
the mode of exerting force to the pile foundation through the stack of balancing weight among the with prior art becomes and exerts pressure to the pile foundation through the pressure equipment of giving, has reduced the process of balancing weight preparation and transport, and the pressure equipment of giving is controlled by hydraulic pressure in addition, and is more meticulous in the aspect of the size of changing exerting force.
Drawings
Fig. 1 is a front view of a construction schematic diagram of a pile foundation bearing capacity detection system according to an embodiment of the present invention;
fig. 2 is a side view of a construction schematic diagram of a pile foundation bearing capacity detection system according to an embodiment of the present invention;
fig. 3 is a bottom view of a guide rail in a pile foundation bearing capacity detection system according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a pressure supply device in a pile foundation bearing capacity detection system according to an embodiment of the present invention.
In the figure:
1. a pile foundation; 2. a jack; 3. cushion blocks; 4. a resting platform; 5. a guide rail; 51. a guide rail top plate; 52. a guide rail bottom plate; 53. a guide rail side plate; 6. a pressure feeding device; 61. a pressure-feeding sleeve; 62. pressing the movable rod; 63. pressing the disc; 7. a movable support device; 71. a movable support rod; 72. a connecting rod; 73. a movable support sleeve; 74. a movable support base; 75. a universal wheel.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
As shown in fig. 1 to 4, the system for detecting the bearing capacity of the pile foundation provided in this embodiment includes a pile foundation 1, a jack 2 is placed at the top of the pile foundation 1, central axes of the jack 2 and the pile foundation 1 are overlapped, and a resting platform 4 is arranged above the jack 2; the pressing device 6 is contacted with the upper surface of the shelving platform 4 to apply downward pressure, the pressing device 6 moves along the guide rail 5, two ends of the guide rail 5 are fixedly connected to the movable supporting devices 7, the mode of applying force to the pile foundation through superposition of the balancing weights in the prior art is changed into the mode of applying force to the pile foundation through the pressing device, and the processes of manufacturing and carrying the balancing weights are reduced.
In order to reduce the damage of the pressure supply device 6 and the resting platform 4, further, the pressure supply device 6 comprises a pressure supply movable rod 62 and a pressure supply plate 63 located at the bottom of the pressure supply movable rod 62, the cross section of the pressure supply plate 63 is isosceles trapezoid, the pressure supply plate 63 is made of rubber, the top of the pressure supply plate 63 is sleeved at the lower end of the pressure supply movable rod 62, when the pressure supply movable rod 62 is pressed downwards, the pressure supply plate 63 is firstly in contact with the upper surface of the resting platform 4 to deform, the pressure supply plate 63 plays a role in buffering, and the situation that the pressure supply movable rod 62 is directly in contact with the resting platform 4 to cause the damage of the resting platform 4 and the pressure supply movable rod 62 is avoided.
In order to control the pressure and the stress point of the placing platform 4, further, a pressure supply sleeve 61 is arranged on the periphery of the top of the pressure supply movable rod 62, the pressure supply movable rod 62 moves up and down through a hydraulic device in the pressure supply sleeve 61, and a rolling wheel capable of rolling in the guide rail 5 is arranged on the top of the pressure supply sleeve 61, so that the pressure supply device 6 can move along the guide rail 5.
In order to realize the movement of the pressure feeding device 6 on the guide rail 5, further, the guide rail 5 comprises a guide rail top plate 51 and two guide rail bottom plates 52, two sides of the guide rail top plate 51 are respectively connected with one side of the guide rail bottom plates 52 through a plate material, and the rolling wheels on the pressure feeding sleeve 61 move on the guide rail bottom plates 52.
In order to realize the connection between the guide rail 5 and the movable supporting device 7 for supporting, further, one side of the guide rail 5 is further provided with a guide rail side plate 53, and the guide rail side plate 53 is used for connecting the movable supporting device 7.
In order to support the guide rail 5, further, the movable supporting device 7 includes a movable supporting rod 72, a connecting rod 72 for connecting the guide rail side plate 53, and a movable supporting base 74 is provided at the bottom of the movable supporting rod 72.
In order to control the height of the guide rail 5, further, a movable supporting sleeve 73 is arranged outside the bottom of the movable supporting rod 72, and a hydraulic device for realizing the up-and-down movement of the movable supporting rod 72 is arranged in the movable supporting sleeve 73.
In order to move the entire device, universal wheels 75 are further provided side by side below the movable support base 74.
In order to change the thickness of the laying platform 4 conveniently, further, the laying platform 4 is composed of a plurality of layers of backing plates which are stacked up and down, and the edges of the plurality of layers of backing plates are bonded through glue.
In order to improve the strength, a cushion block 3 is further arranged between the jack 2 and the resting platform 4.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.
Claims (10)
1. The utility model provides a pile foundation bearing capacity detecting system which characterized in that:
the lifting device comprises a pile foundation (1), wherein a jack (2) is placed at the top of the pile foundation (1), the central axes of the jack (2) and the pile foundation (1) are overlapped, and a laying platform (4) is arranged above the jack (2);
and a pressure feeding device (6) is contacted with the upper surface of the laying platform (4) to apply downward pressure, the pressure feeding device (6) moves along a guide rail (5), and two ends of the guide rail (5) are fixedly connected with a movable supporting device (7).
2. The pile foundation bearing capacity detection system of claim 1, wherein:
give pressure equipment (6) including give pressure movable rod (62) and be located give pressure disk (63) of pressing movable rod (62) bottom, give pressure disk (63) the cross sectional shape be isosceles trapezoid, give pressure disk (63) and make by rubber, give the top cover of pressure disk (63) and locate give the below end of pressing movable rod (62), when give pressure movable rod (62) when pushing down, give pressure disk (63) earlier with shelve platform (4) upper surface contact deformation, give pressure disk (63) play the cushioning effect, avoid give pressure movable rod (62) direct with shelve platform (4) direct contact, cause shelve platform (4) with give the damage of pressing movable rod (62).
3. The pile foundation bearing capacity detection system of claim 2, wherein:
give and press movable rod (62) top periphery to be provided with and give and press sleeve (61), give and press movable rod (62) to pass through give and press the hydraulic means in sleeve (61) to realize up-and-down motion, give and press sleeve (61) top to be provided with can carry out rolling wheel rolling in guide rail (5), in order to guarantee give pressure equipment (6) can follow guide rail (5) move.
4. The pile foundation bearing capacity detection system of claim 3, wherein:
the guide rail (5) comprises a guide rail top plate (51) and two guide rail bottom plates (52), two sides of the guide rail top plate (51) are respectively connected with one side of each guide rail bottom plate (52) through a plate, and rolling wheels on the pressure supply sleeve (61) move on the guide rail bottom plates (52).
5. The pile foundation bearing capacity detection system of claim 4, wherein:
and a guide rail side plate (53) is further arranged on one side of the guide rail (5), and the guide rail side plate (53) is used for being connected with the movable supporting device (7).
6. The pile foundation bearing capacity detection system of claim 5, wherein:
the movable supporting device (7) comprises a movable supporting rod (72) and a connecting rod (72) used for connecting the guide rail side plate (53), and a movable supporting base (74) is arranged at the bottom of the movable supporting rod (72).
7. The pile foundation bearing capacity detection system of claim 6, wherein:
a movable supporting sleeve (73) is arranged on the outer side of the bottom of the movable supporting rod (72), and a hydraulic device for realizing the up-and-down movement of the movable supporting rod (72) is arranged in the movable supporting sleeve (73).
8. The pile foundation bearing capacity detection system of claim 6, wherein:
universal wheels (75) are arranged below the movable supporting base (74) side by side.
9. The pile foundation bearing capacity detection system of claim 1, wherein:
the laying platform (4) is formed by vertically stacking a plurality of layers of base plates, and the edges of the plurality of layers of base plates are bonded through glue.
10. The pile foundation bearing capacity detection system of claim 1, wherein:
and a cushion block (3) is arranged between the jack (2) and the laying platform (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011331081.5A CN112482449A (en) | 2020-11-24 | 2020-11-24 | Pile foundation bearing capacity detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011331081.5A CN112482449A (en) | 2020-11-24 | 2020-11-24 | Pile foundation bearing capacity detecting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112482449A true CN112482449A (en) | 2021-03-12 |
Family
ID=74933953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011331081.5A Pending CN112482449A (en) | 2020-11-24 | 2020-11-24 | Pile foundation bearing capacity detecting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112482449A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2204956A (en) * | 1987-05-23 | 1988-11-23 | George Cyril Brown | Method of and apparatus for testing the sale loading of concrete ground floor slabs |
| CN103758159A (en) * | 2014-01-02 | 2014-04-30 | 河南科技大学 | Model pile foundation load simulation experimental device |
| CN205387725U (en) * | 2016-01-25 | 2016-07-20 | 山东华鉴工程检测有限公司 | Portable pile bearing capacity detection device |
| CN208039329U (en) * | 2018-04-04 | 2018-11-02 | 叶锋华 | A kind of hydraulic constructional engineering pile foundation pressure-bearing detection device |
| CN208039333U (en) * | 2018-04-11 | 2018-11-02 | 马允发 | A kind of engineering pile foundation detection device |
| CN209585135U (en) * | 2018-11-11 | 2019-11-05 | 胡海方 | A kind of building pile foundation dead-load detection device |
-
2020
- 2020-11-24 CN CN202011331081.5A patent/CN112482449A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2204956A (en) * | 1987-05-23 | 1988-11-23 | George Cyril Brown | Method of and apparatus for testing the sale loading of concrete ground floor slabs |
| CN103758159A (en) * | 2014-01-02 | 2014-04-30 | 河南科技大学 | Model pile foundation load simulation experimental device |
| CN205387725U (en) * | 2016-01-25 | 2016-07-20 | 山东华鉴工程检测有限公司 | Portable pile bearing capacity detection device |
| CN208039329U (en) * | 2018-04-04 | 2018-11-02 | 叶锋华 | A kind of hydraulic constructional engineering pile foundation pressure-bearing detection device |
| CN208039333U (en) * | 2018-04-11 | 2018-11-02 | 马允发 | A kind of engineering pile foundation detection device |
| CN209585135U (en) * | 2018-11-11 | 2019-11-05 | 胡海方 | A kind of building pile foundation dead-load detection device |
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Application publication date: 20210312 |
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| RJ01 | Rejection of invention patent application after publication |