CN212612679U - Auxiliary device for testing bearing capacity pile head by cast-in-place pile high-strain method - Google Patents
Auxiliary device for testing bearing capacity pile head by cast-in-place pile high-strain method Download PDFInfo
- Publication number
- CN212612679U CN212612679U CN202021259996.5U CN202021259996U CN212612679U CN 212612679 U CN212612679 U CN 212612679U CN 202021259996 U CN202021259996 U CN 202021259996U CN 212612679 U CN212612679 U CN 212612679U
- Authority
- CN
- China
- Prior art keywords
- bearing
- pile
- cast
- auxiliary device
- strain method
- Prior art date
- 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.)
- Active
Links
Images
Landscapes
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model belongs to the technical field of the building detects, especially, relate to a bored concrete pile height method of meeting an emergency test bearing capacity pile head handles auxiliary device, bear the weight of the pad including bearing post main part and two shocks resistance, two bear the weight of the pad detachable install in the both ends of bearing post main part shocks resistance. When the bearing capacity is tested by a high strain method, the pile head processing auxiliary device for testing the bearing capacity by the cast-in-place pile high strain method is directly placed on the cast-in-place pile, one impact-resistant bearing pad is abutted against the top end of the cast-in-place pile, and the other impact-resistant bearing pad is used for bearing the impact of a heavy hammer during testing; after the test is accomplished, directly will bored concrete pile high strain method test bearing capacity pile head handles auxiliary device takes off from the bored concrete pile to reserve and use as next high strain method test, thereby realize reuse, consume few and reduction test cost of manpower, and then greatly improve efficiency of software testing, have high practicality and extremely wide marketing line.
Description
Technical Field
The utility model belongs to the technical field of the building detects, especially, relate to a bored concrete pile height is met an emergency and is tested bearing capacity pile head and handle auxiliary device.
Background
The cast-in-place pile is a pile made up by placing concrete or reinforced concrete in place and forming hole. The cast-in-situ bored pile is formed by using spiral drilling machine, submersible drilling machine and other drilling machine to form hole and cast concrete. And a sinking pipe cast-in-place pile is formed by sinking a steel pipe with a reinforced concrete pile shoe or a flap type pile shoe into soil by hammering or vibrating, then pouring concrete and simultaneously pulling out a pipe.
At present, high-strain dynamic test needs to be carried out on cast-in-place piles, and the purpose is to detect the vertical bearing capacity and the structural integrity of a pile body of the pile. As shown in fig. 4, the specific method is: the method comprises the steps of impacting a cast-in-place pile top by a heavy hammer to enable the cast-in-place pile-soil to generate enough relative displacement so as to fully excite the soil resistance around the pile and the pile end bearing force, receiving stress wave signals of the pile through force and acceleration sensors arranged on two sides of a pile body below the pile top, and analyzing and processing force and speed time-course curves by applying a stress wave theory, thereby judging the bearing capacity of the pile and evaluating the quality integrity of the pile body.
In actual production, when a high-strain method is used for testing a cast-in-place pile, a pile cap needs to be made on the cast-in-place pile, and the traditional pile cap needs to be completed within 28 days by using C40 cement so as to bear the impact of a heavy hammer in the high-strain method; in addition, after the test is finished, the pile cap needs to be detached from the cast-in-place pile, so that the problems of long construction period, great labor consumption and test cost are caused. Therefore, it is necessary to design an auxiliary device for processing a pile head for testing bearing capacity by a cast-in-place pile high-strain method.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bored concrete pile high strain method test bearing capacity pile head handles auxiliary device aims at solving the technical problem that the high strain method of prior art adopts traditional pile cap to lead to consuming the engineering period long, greatly consumes manpower and test cost.
In order to achieve the above object, an embodiment of the present invention provides an auxiliary device is handled to bored concrete pile high strain method test bearing capacity pile head, include:
a load-bearing column body;
two shock-resistant bearing pads, two shock-resistant bearing pads are detachably arranged at two ends of the bearing column main body.
Optionally, two impact-resistant bearing pads are screwed on two ends of the bearing column main body.
Optionally, two impact-resistant bearing pads are embedded at two ends of the bearing column main body,
optionally, both ends of the bearing column main body are provided with an embedding groove matched with the impact-resistant bearing pad, so that the impact-resistant bearing pad is embedded in the embedding groove in a clamping manner.
Optionally, a plurality of first screw holes are formed in the clamping groove, second screw holes corresponding to the first screw holes in a one-to-one manner are formed in the impact-resistant bearing pad, and a plurality of screws are respectively screwed in the first screw holes and the second screw holes, so that the impact-resistant bearing pad is connected with the bearing column main body.
Optionally, a plurality of pressure-bearing columns are arranged in the middle of the main body of the bearing column.
Optionally, each of the pressure-bearing columns is arranged at equal intervals.
Optionally, the load post body is cylindrical in shape.
Optionally, the impact-resistant bearing pad is made of butyl rubber.
Optionally, the material of the load-bearing column main body is high-carbon steel.
The embodiment of the utility model provides an above-mentioned one or more technical scheme in bored concrete pile high strain method test bearing capacity pile head processing auxiliary device have one of following technological effect at least:
the utility model discloses a set up the carrier post main part, and with two the shock resistance carrier pad detachable install in the both ends of carrier post main part, make when carrying out the high strain method test bearing capacity, directly place this application the high strain method test bearing capacity pile head processing auxiliary device of bored concrete pile on the bored concrete pile, and make one the shock resistance carrier pad contradict with the top of bored concrete pile, during the test, another shock resistance carrier pad is used for bearing the impact of weight; after the test is accomplished, directly will this application bored concrete pile high strain method test bearing capacity pile head processing auxiliary device takes off from the bored concrete pile to reserve and use as next high strain method test, thereby realize reuse, consume few and reduction test cost of manpower, and then greatly improve efficiency of software testing, have high practicality and extremely wide marketing line.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
Fig. 1 is a schematic view of an overall structure of an auxiliary device for processing a pile head for testing bearing capacity by a cast-in-place pile high strain method according to an embodiment of the present invention;
fig. 2 is an exploded view of the auxiliary device for processing a pile head for testing bearing capacity by a cast-in-place pile high strain method according to an embodiment of the present invention;
FIG. 3 is another perspective view of FIG. 2;
fig. 4 is a schematic view of a scenario when a high strain method is used for testing bearing capacity.
Wherein, in the figures, the respective reference numerals:
a handling auxiliary device for a pile head for testing bearing capacity by a cast-in-place pile high-strain method comprises:
the bearing device comprises a bearing column main body 100, a clamping and embedding groove 110, a first screw hole 111, a bearing column 120, an impact-resistant bearing pad 200, a second screw hole 211 and a screw 300.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary and intended to explain the embodiments of the present invention and are not to be construed as limiting the present invention.
In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.
In an embodiment of the present invention, as shown in fig. 1-2, there is provided a handling auxiliary device for a cast-in-place pile head for testing bearing capacity by high strain method, which comprises a bearing column main body 100 and two impact-resistant bearing pads 200. Wherein, two anti-impact bearing pads 100 are detachably mounted at two ends of the bearing column body 200.
The utility model discloses a set up said carrier post main part 100, and with two said shock resistance carrier pads 200 detachable install in the both ends of said carrier post main part 200, make when carrying on the high strain method and testing the bearing capacity, directly place this application said bored concrete pile high strain method test bearing capacity pile head processing auxiliary device on the bored concrete pile, and make one said shock resistance carrier pad 200 contradict with the top of bored concrete pile, during the test, another said shock resistance carrier pad 200 is used for bearing the impact of the weight; after the test is accomplished, directly will this application bored concrete pile high strain method test bearing capacity pile head processing auxiliary device takes off from the bored concrete pile to reserve and use as next high strain method test, thereby realize reuse, consume few and reduction test cost of manpower, and then greatly improve efficiency of software testing, have high practicality and extremely wide marketing line.
In another embodiment of the present invention, as shown in fig. 1-2, two impact-resistant bearing pads 200 are screwed to the two ends of the bearing column body 100. Through the mode of spiro union, make the tester can convenient and fast ground with two bear the weight of the pad 200 install in bear the both ends of post main part 100, improve packaging efficiency.
In another embodiment of the present invention, as shown in fig. 1-2, two impact-resistant bearing pads 200 are embedded at two ends of the bearing column main body 100. In this embodiment, after the two impact-resistant bearing pads 200 are installed in an embedded manner, the impact-resistant bearing pads 200 and the bearing column main body 100 are in an integrated state, so as to improve the stability of the overall structure of the auxiliary device for processing the bearing capacity pile head tested by the cast-in-place pile high-strain method; meanwhile, when the high-strain method is used for testing, the times of heavy hammer impact bearing are increased, and the cast-in-place pile high-strain method bearing capacity pile head testing auxiliary device can be used for multiple times, so that the testing cost is reduced.
In another embodiment of the present invention, as shown in fig. 1-2, both ends of the load-bearing column body 100 are provided with an insertion groove 110 matching with the impact-resistant load-bearing pad 200, so that the impact-resistant load-bearing pad 200 is inserted into the insertion groove 110. In this embodiment, the insertion groove 110 facilitates mounting the impact-resistant pad 200; on the other hand, the inserting groove 110 also has a positioning function, and is convenient to install.
Further, the impact-resistant bearing pad 200 may be mounted to the snap-fit groove 110 by using glue. Alternatively, other manners may be adopted as long as the impact-resistant bearing pad 200 can be clamped and embedded in the clamping groove 110, and the application is not particularly limited thereto.
In another embodiment of the present invention, as shown in fig. 1-2, a plurality of first screw holes 111 are provided in the engaging groove 110, the impact-resistant bearing pad 200 is provided with second screw holes 211 corresponding to the first screw holes 111 one to one, and a plurality of screws are respectively screwed into the first screw holes 111 and the second screw holes 211, so that the impact-resistant bearing pad 200 is connected to the bearing column main body 100.
In another embodiment of the present invention, as shown in fig. 1-2, the middle of the load-bearing column body 100 is provided with a plurality of pressure-bearing columns 120. The pressure-bearing columns 120 are vertically arranged, and a gap is formed between the pressure-bearing columns 120. The existence of the gap reduces the whole weight of the cast-in-place pile high-strain method bearing capacity pile head processing auxiliary device on one hand, and has an acting point and is convenient to carry when the cast-in-place pile high-strain method bearing capacity pile head processing auxiliary device is carried on the other hand.
Specifically, the bearing columns 120 are arranged at equal intervals, so that the force applied to the bearing pile head processing auxiliary device in the cast-in-place pile high-strain method test can be uniformly diffused along the bearing columns 120 when the bearing pile head processing auxiliary device bears the impact of a heavy hammer.
In another embodiment of the present invention, as shown in fig. 1-2, the load post body 100 is cylindrical in shape. In this embodiment, the main body 100 is cylindrical. Of course, the shape of the bearing column body 100 can also be provided as a prism, such as a triangular prism, a quadrangular prism, or other polygonal prisms.
In another embodiment of the present invention, the main body 100 of the load-bearing column may be also shaped as an elliptic cylinder.
In another embodiment of the present invention, as shown in fig. 1-2, the impact-resistant bearing pad 200 is made of butyl rubber. Butyl rubber is synthesized from isobutylene and a small amount of isoprene. It is also resistant to heat, ozone, aging, chemicals, shock absorption, and electrical insulation. The ageing-resistant and shock-absorbing performance of the butyl rubber is extremely suitable for the application of the cast-in-place pile high-strain method bearing capacity pile head processing auxiliary device. Because the auxiliary device is handled to bored concrete pile high strain method test bearing capacity pile head is usually used outdoors, so use the material to be the shock resistance bearing pad of butyl rubber, make full use of its ageing-resistant and shock absorption performance, improve bored concrete pile high strain method test bearing capacity pile head handles life and test effect of auxiliary device.
In another embodiment of the present invention, as shown in fig. 1-2, the load post body 100 is made of high carbon steel. The high-carbon steel has high hardness and better wear resistance, so that the structural stability and the service life of the bearing capacity pile head processing auxiliary device tested by the cast-in-place pile high-strain method are improved.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a bored concrete pile high strain method test bearing capacity pile head handles auxiliary device which characterized in that includes:
a load-bearing column body;
two shock-resistant bearing pads, two shock-resistant bearing pads are detachably arranged at two ends of the bearing column main body.
2. The auxiliary device for processing a pile head for testing bearing capacity by a cast-in-place pile high-strain method according to claim 1, wherein the two impact-resistant bearing pads are screwed to the two ends of the bearing column body.
3. The auxiliary device for processing the pile head for testing the bearing capacity by the cast-in-place pile high-strain method according to claim 1, wherein two impact-resistant bearing pads are embedded at two ends of the bearing column main body.
4. The auxiliary device for processing the pile head for testing the bearing capacity by the cast-in-place pile high strain method according to claim 3, wherein the bearing column body is provided with an embedded groove at both ends thereof, the embedded groove being matched with the impact-resistant bearing pad, so that the impact-resistant bearing pad is embedded in the embedded groove.
5. The auxiliary device for processing the pile head used in the testing of the bearing capacity of the cast-in-place pile by the high strain method according to claim 4, wherein a plurality of first screw holes are arranged in the clamping and embedding groove, the impact-resistant bearing pad is provided with second screw holes corresponding to the first screw holes one to one, and a plurality of screws are respectively screwed in the first screw holes and the second screw holes so as to connect the impact-resistant bearing pad with the bearing column main body.
6. The auxiliary device for processing the pile head for testing the bearing capacity by the cast-in-place pile high strain method according to any one of claims 1 to 5, wherein a plurality of bearing columns are arranged in the middle of the main body of the bearing column.
7. The auxiliary device for processing the pile head for testing the bearing capacity by the cast-in-place pile high-strain method according to claim 6, wherein the bearing columns are arranged at equal intervals.
8. The auxiliary device for handling a pile head for testing bearing capacity according to any one of claims 1-5 by a cast-in-place pile high strain method, wherein the main body of the bearing column is cylindrical.
9. The pile head processing auxiliary device for testing bearing capacity by the cast-in-place pile high strain method according to any one of claims 1 to 5, wherein the impact-resistant bearing pad is made of butyl rubber.
10. The auxiliary device for processing the pile head for testing the bearing capacity by the cast-in-place pile high strain method according to any one of claims 1 to 5, wherein the material of the main body of the bearing column is high carbon steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021259996.5U CN212612679U (en) | 2020-06-30 | 2020-06-30 | Auxiliary device for testing bearing capacity pile head by cast-in-place pile high-strain method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021259996.5U CN212612679U (en) | 2020-06-30 | 2020-06-30 | Auxiliary device for testing bearing capacity pile head by cast-in-place pile high-strain method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212612679U true CN212612679U (en) | 2021-02-26 |
Family
ID=74756523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021259996.5U Active CN212612679U (en) | 2020-06-30 | 2020-06-30 | Auxiliary device for testing bearing capacity pile head by cast-in-place pile high-strain method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212612679U (en) |
-
2020
- 2020-06-30 CN CN202021259996.5U patent/CN212612679U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100567659C (en) | The base configuration of iron tower | |
| CN203296175U (en) | Rectangular steel pipe column assembly type column foot | |
| CN109374413B (en) | On-site detection device suitable for bearing capacity of reinforced concrete beam and setting method thereof | |
| CN107817162B (en) | Rapid drawing test method for nonmetal anti-floating anchor rod with enlarged head | |
| CN101260676A (en) | Pipe pile and reaction frame connecting method and single tube pile pressure-resistant static load test method | |
| CN107621412B (en) | Quick drawing test device for nonmetal anti-floating anchor rod with enlarged head | |
| CN113047881B (en) | GFRP intelligent combined anchor rod suitable for subway roadway support and construction method | |
| CN104328810A (en) | Improved method for detecting bearing capacity of precast pipe-pile single-pile foundation | |
| CN203908864U (en) | Simple tunnel anchor rod drawing supporting tool | |
| CN212612679U (en) | Auxiliary device for testing bearing capacity pile head by cast-in-place pile high-strain method | |
| CN210571111U (en) | A pressure cell installation fixing device for measuring tunnel country rock pressure | |
| CN112376549B (en) | Prestressed concrete pipe pile anti-seismic connecting device and using method thereof | |
| CN212534066U (en) | Square pile mechanical connection structure | |
| CN101684651B (en) | Ultralong and ultradeep prestressed high strength concrete centrifuge tube pile construction method | |
| US11635284B1 (en) | Testing apparatus for pile end settlement of rock-socketed driven PHC tube pile and installation method | |
| CN101748690B (en) | Notched sill gravity anchor for soft rock foundation | |
| CN214832948U (en) | Small-size test device of wind-powered electricity generation grout material grout connectivity | |
| Ding et al. | A theoretical analysis of the bearing performance of vertically loaded large-diameter pipe pile groups | |
| CN214883695U (en) | Foundation pit supporting and reinforcing device convenient to disassemble and assemble | |
| CN212001057U (en) | Cast-in-place pile for building for karst cave geology | |
| CN209975503U (en) | Static pressing pile of assembled fender pile | |
| CN210315499U (en) | Enclosure based on prefabricated H-shaped pile | |
| CN208917889U (en) | The experimental rig of embedded rock pile bearer properties in a kind of analog composite rock stratum | |
| CN112376923A (en) | Method for correcting large-volume concrete precast column and special tool thereof | |
| CN202187338U (en) | Prestressed pipe pile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |