CN215715609U - Single-pile horizontal bearing capacity detection device - Google Patents
Single-pile horizontal bearing capacity detection device Download PDFInfo
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- CN215715609U CN215715609U CN202122015106.7U CN202122015106U CN215715609U CN 215715609 U CN215715609 U CN 215715609U CN 202122015106 U CN202122015106 U CN 202122015106U CN 215715609 U CN215715609 U CN 215715609U
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Abstract
The utility model belongs to the technical field of construction of building pile foundations, and relates to a single pile horizontal bearing capacity detection device which comprises a fixed pile and a supporting pile which are respectively arranged on two sides of a single pile and fixedly connected to the ground outside the single pile through respective fixed drill bits, wherein the fixed pile and the supporting pile are fixedly connected through an anchoring device and an anchor rod, the anchoring device is arranged on the anchor rod, a pile casing which abuts against the supporting pile is arranged on the single pile, and a hydraulic jack is arranged between the pile casing and the fixed pile. The device can efficiently and accurately detect the horizontal bearing capacity and the horizontal displacement of the single pile without damaging the pile foundation, thereby effectively detecting the quality of the single pile.
Description
Technical Field
The utility model belongs to the technical field of construction of building pile foundations, and particularly relates to a single-pile horizontal bearing capacity detection device.
Background
At present, the common method for detecting the horizontal bearing capacity of the pile foundation in the field of buildings is to apply horizontal force by using a jack, and a counter-force structure capable of providing enough horizontal force is arranged at the back of the jack to detect the horizontal static load of a single pile; however, when the detected horizontal bearing capacity is large, due to the influences of factors such as large horizontal force applied by the jack, small contact area between the jack and the single pile, larger horizontal bearing capacity of a counterforce structure bearing counterforce and the like, design parameters such as diameter, reinforcing bars, length and the like of the counterforce structure providing the horizontal bearing capacity of the single pile are increased, and the consumption is large; meanwhile, when a single pile bears a large horizontal bearing capacity, the free end part of the single pile is easy to break and damage, so that the detection test fails, and the detection reference value of the test for simulating the stress of the actual pile group is low.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a single-pile horizontal bearing capacity detection apparatus, which aims to solve the problems that the existing detection process is easy to damage the pile foundation and has low accuracy.
In order to achieve the purpose, the utility model provides a single pile horizontal bearing capacity detection device which comprises a fixed pile and a supporting pile which are respectively arranged on two sides of a single pile and fixedly connected to the ground outside the single pile through respective fixed drill bits, the fixed pile and the supporting pile are fixedly connected through an anchoring device and an anchor rod, the anchoring device is arranged on the anchor rod, a pile casing which abuts against the supporting pile is arranged on the single pile, and a hydraulic jack is arranged between the pile casing and the fixed pile.
Adopt above-mentioned scheme, this device is based on horizontal static test's optimization, can detect the horizontal bearing capacity of single pile to the horizontal effort that hydraulic jack applyed is not direct action at pile foundation itself, but through the pile casing transmission, can avoid horizontal effort direct action to cause the harm to it on the pile foundation like this. Simultaneously, support stake and spud pile and connect through many stock, stability is high to stabilize on the soil layer through fixed drill bit, the later stage is also convenient to be retrieved and is recycled.
Furthermore, the support pile is provided with an infrared displacement detector for measuring the horizontal displacement of the support pile on the deviating surface deviating from the fixed pile. Therefore, the device can detect the horizontal bearing capacity of the single pile and can also detect the displacement of the single pile after the horizontal bearing capacity is applied.
Further, the fixing piles and the supporting piles are of concrete structures with strength grade higher than C30.
Furthermore, the supporting pile and the pile casing are provided with concave cambered surfaces matched with the outer contour of the single pile at the opposite sides.
Further, the bottom of the fixing pile is provided with a base plate for increasing the contact area of the fixing pile and the ground.
The utility model has the beneficial effects that:
1. the single-pile horizontal bearing capacity detection device can detect the horizontal bearing capacity of a single pile and protect the detected single pile through the pile casing, so that the pile foundation is not greatly damaged.
2. The single-pile horizontal bearing capacity detection device can detect the displacement of the single pile after the horizontal bearing capacity is applied, and has high detection precision.
3. According to the single-pile horizontal bearing capacity detection device, the supporting pile and the fixing pile are connected through the plurality of anchor rods, so that the device is high in stability, is stabilized on a soil layer through the fixing drill bit, and is convenient to recycle in the later period.
In a word, this device can be high-efficient, accurate and do not harm the pile foundation itself and carry out the horizontal bearing capacity and the horizontal displacement detection of single pile to can the effectual quality that detects out the single pile.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.
Drawings
For the purposes of promoting a better understanding of the objects, aspects and advantages of the utility model, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic side view of a single pile horizontal load capacity detection apparatus;
FIG. 2 is a schematic plan view of a single pile horizontal load capacity detection device;
reference numerals: the device comprises an anchoring device 1, an anchor rod 2, a fixing pile 3, a fixing drill bit 4, a supporting pile 5, a single pile 6, an infrared displacement detector 7, a hydraulic jack 8 and a pile casing 9.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The utility model is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention in a schematic way, and the features in the following embodiments and examples may be combined with each other without conflict.
Wherein the showings are for the purpose of illustrating the utility model only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in the drawings in which there is no intention to limit the utility model thereto; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
As shown in fig. 1-2, the device for detecting horizontal bearing capacity of a single pile according to the present embodiment includes an anchoring device 1, an anchor rod 2, a fixing pile 3, a fixing drill 4, a supporting pile 5, a single pile 6, an infrared displacement detector 7, a hydraulic jack 8, and a casing 9, the fixing pile 3 and the supporting pile 5 are driven on the side of the single pile 6, the casing 9 is sleeved on the single pile 6, the hydraulic jack 8 is directly placed on the casing 9 and the fixing pile 3, and the infrared displacement detector 7 can record horizontal displacement under the horizontal load applied by the hydraulic jack 8 by adjusting the horizontal load applied by the hydraulic jack 8. Like this, this device can detect the horizontal bearing capacity and the horizontal displacement of single pile simultaneously, regard as fixed single pile position through spud pile and support stake, the spud pile is fixed by anchor and stock with the support stake, exert horizontal load by hydraulic jack, and the displacement of accessible infrared displacement detector detection single pile, and the horizontal effort that hydraulic jack applyed is not direct action at the pile foundation itself, but through protecting a section of thick bamboo transmission, can avoid horizontal effort direct action to cause the harm to it on the pile foundation like this. Simultaneously, the stake of supporting and the spud pile of this device are connected through many stock, and stability is high to stabilize on the soil layer through the solid fixed drill bit, the later stage is also convenient to be retrieved and is recycled.
The spud pile 3 and the support pile 5 in the present embodiment adopt a concrete structure of C30 strength grade or higher. The horizontal counter force is sufficient, and the accuracy of the detection result of the horizontal bearing capacity of the single pile 6 is ensured.
The support piles 5 and the casing 9 in this embodiment are provided with concave arc surfaces adapted to the outer contour of the mono pile 6 on the opposite sides facing each other. The supporting pile 5 and the pile casing 9 are divided into two half-body structures, and a circular cavity for accommodating the single pile 6 can be enclosed in the middle after combination, so that the single pile is protected.
The bottom of spud 3 in this embodiment is provided with a base plate (not shown). The design of this base plate can increase spud pile 3 and ground area of contact to the reliable and stable of the reaction force of reinforcing spud pile.
When in use, a supporting pile 5 attached to the single pile 6 is arranged at one side close to the single pile, and the supporting pile 5 is fixed in a surface soil layer through a fixed drill 4 on the supporting pile 5; a fixed pile 3 which is separated from the single pile 6 by a certain distance is arranged on the other side of the single pile, and the fixed pile 3 is also fixed in the surface soil layer through a fixed drill 4 on the fixed pile; the corresponding test can then be started by placing the casing 9 on the mono pile 6 and against the support pile, and placing the hydraulic jack 8 between the spud pile 3 and the casing 9.
Finally, the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the claims of the present invention.
Claims (5)
1. The utility model provides a single pile horizontal bearing capacity detection device, its characterized in that, including establishing separately in single pile (6) both sides and through respective fixed drill bit (4) rigid coupling in single pile outside subaerial spud pile (3) and support stake (5), and through anchor (1) and stock (2) fixed connection between spud pile and the support stake, anchor establishes on the stock, be equipped with on the single pile and support a section of thick bamboo (9) in supporting the stake, be equipped with hydraulic jack (8) between a section of thick bamboo and the spud pile.
2. A mono-pile horizontal bearing capacity detection device according to claim 1, characterised in that the support pile is provided with an infrared displacement detector (7) for measuring the horizontal displacement of the support pile on the surface facing away from the anchor pile.
3. The monopile horizontal load bearing capacity sensing device as claimed in claim 1, wherein the spud pile and the support pile are constructed of concrete having a strength grade of C30 or more.
4. The single-pile horizontal bearing capacity detection device according to claim 1, wherein the support pile and the pile casing are provided with concave arc surfaces adapted to the outer profile of the single pile on the opposite sides facing each other.
5. The mono-pile horizontal bearing capacity detecting device as claimed in claim 1, wherein the bottom of the fixing pile is provided with a base plate for increasing a contact area with the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122015106.7U CN215715609U (en) | 2021-08-25 | 2021-08-25 | Single-pile horizontal bearing capacity detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122015106.7U CN215715609U (en) | 2021-08-25 | 2021-08-25 | Single-pile horizontal bearing capacity detection device |
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| CN215715609U true CN215715609U (en) | 2022-02-01 |
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| CN202122015106.7U Active CN215715609U (en) | 2021-08-25 | 2021-08-25 | Single-pile horizontal bearing capacity detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117592253A (en) * | 2023-11-01 | 2024-02-23 | 上海交通大学 | Method for judging damage of high pile wharf of steel pipe pile |
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2021
- 2021-08-25 CN CN202122015106.7U patent/CN215715609U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117592253A (en) * | 2023-11-01 | 2024-02-23 | 上海交通大学 | Method for judging damage of high pile wharf of steel pipe pile |
| CN117592253B (en) * | 2023-11-01 | 2024-05-10 | 上海交通大学 | Method for judging damage of high pile wharf of steel pipe pile |
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