CN111622254A - Uplift pile foundation structure and using method thereof - Google Patents
Uplift pile foundation structure and using method thereof Download PDFInfo
- Publication number
- CN111622254A CN111622254A CN202010654898.XA CN202010654898A CN111622254A CN 111622254 A CN111622254 A CN 111622254A CN 202010654898 A CN202010654898 A CN 202010654898A CN 111622254 A CN111622254 A CN 111622254A
- Authority
- CN
- China
- Prior art keywords
- pile body
- stud
- moving part
- angle
- cylindrical cavity
- 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.)
- Pending
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/10—Deep foundations
- E02D27/12—Pile foundations
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses an uplift pile foundation structure, which comprises: a pile body; further comprising: the angle limiting pin bolt is arranged on the side surface of the lower part of the pile body and comprises a rotating shaft, and the rotating shaft is vertical to the central axis of the pile body; the stud is rotatably connected to the side surface of the pile body through a rotating shaft, the upper part of the rotating shaft is provided with an upper stud, the lower part of the rotating shaft is provided with a lower stud, the angle limiting pin limits the moving angle theta of the upper stud to be more than or equal to 0 degree and less than or equal to 90 degrees, and the moving angle theta of the stud is the included angle between the upper stud and the central axis of the pile body at the upper part of the rotating shaft of the stud. The problem of prior art increase pile foundation resistance to plucking performance, make pile body volume and quality increase transportation difficulty through increasing pile length or pile footpath, the while consumptive material increases the messenger cost-push with the manufacturing degree of difficulty.
Description
Technical Field
The invention relates to the technical field of pile foundations, in particular to an uplift pile foundation structure and a using method thereof.
Background
In engineering practice, often meet the resistance to plucking performance that needs to increase the pile foundation, adopt the mode that increases the pile length or increase the stake footpath to increase the resistance to plucking effect of pile foundation among the prior art usually, but the problem that this kind of mode exists is, can make the pile foundation consumptive material increase through increasing the pile length or stake footpath, makes pile body volume weight increase transportation difficulty, makes the degree of difficulty also increase simultaneously and the consumptive material increases makes manufacturing cost increase.
Disclosure of Invention
In order to solve the defects and shortcomings of the prior art, the invention aims to provide an uplift pile foundation structure and a using method of the uplift pile foundation structure.
The technical scheme of the invention is as follows: a uplift pile foundation structure comprising: a pile body; further comprising:
the angle limiting pin bolt is arranged on the side surface of the lower part of the pile body and comprises a rotating shaft, and the rotating shaft is vertical to the central axis of the pile body;
the stud is rotatably connected to the side surface of the pile body through a rotating shaft, the upper part of the rotating shaft is provided with an upper stud, the lower part of the rotating shaft is provided with a lower stud, the angle limiting pin limits the moving angle theta of the upper stud to be more than or equal to 0 degree and less than or equal to 90 degrees, and the moving angle theta of the stud is the included angle between the upper stud and the central axis of the pile body at the upper part of the rotating shaft of the stud.
Furthermore, the number of the angle-limiting pin bolts is more than 4, and the angle-limiting pin bolts are uniformly distributed around the circumference of the pile body on the same horizontal plane to form pin bolt rings; the pin bolt ring comprises more than 2 pin bolt rings, and the pin bolt rings are distributed along the length direction of the pile body.
Further, the limited angle cotter still includes:
the stopper, the stopper sets up at the pile body lateral part, and the stopper is located down directly over the peg when lower peg axis is not parallel with vertical direction, and the stopper is phi with the common tangent plane of the circle of pivot and the contained angle of the pile body the central axis on pivot upper portion, and phi is not less than 0 is not more than 90, and the pivot is with the same axis circle for the concentric circles the same with pivot coaxial diameter and lower peg diameter, and the perpendicular distance of stopper to pivot axis is the same with the perpendicular distance of peg side surface to the axis of pivot, and the stopper is less than the length of peg with the distance of pivot the central axis down.
Further, the limited angle cotter still includes:
the placing groove is formed in the side surface of the pile body and matched with the stud, and the stud is rotatably connected into the placing groove through a rotating shaft; the distance between the upper end point of the stud and the vertical plane passing through the central axis of the rotating shaft is d, the distance between the vertical plane passing through the central axis of the rotating shaft and the outer surface of the pile body is L, and d is greater than L.
Further, the pile body includes:
the fixing part is provided with a cylindrical cavity, the side surface of the fixing part is provided with a long hole for communicating the cylindrical cavity with the outer surface of the pile body, the length of the long hole is the same as that of the cylindrical cavity, the fixing part is provided with a rotary hole in the vertical direction, and the rotary hole penetrates through the upper surface of the fixing part and the inner wall of the cylindrical cavity;
the moving part is cylindrical, the radius of the moving part is matched with that of the cylindrical cavity, the length of the moving part is smaller than that of the cylindrical cavity, the moving part is movably connected in the fixing part in the vertical direction through the cylindrical cavity, the angle-limiting pin is arranged on the side surface of the moving part and matched with the long hole, the stud protrudes out of the outer surface of the fixing part through the long hole, and the moving part is provided with a screw hole in the vertical direction which penetrates through the upper surface and the lower surface of the moving part;
the screw rod, swing rod upper portion is the cylindricality pole, and swing rod upper portion diameter and the diameter phase-match of screw hole are revolved to the diameter of swing rod upper portion, and the swing rod lower part is the screw rod, and the swing rod lower part matches with the screw hole, and swing rod lower part diameter is greater than swing rod upper portion diameter, and swing rod lower part length is the same with the cylindricality cavity height.
Further, still include:
the reinforcing rods are parallel to the central axis of the pile body, the reinforcing rods are arranged inside the cylindrical cavity, the upper ends of the reinforcing rods are fixedly connected with the upper end surface of the cylindrical cavity, and the lower ends of the reinforcing rods are fixedly connected with the lower end surface of the cylindrical cavity;
the sliding holes are formed in the moving portion and parallel to the central axis of the moving portion, the sliding holes penetrate through the upper surface and the lower surface of the moving portion, the number of the sliding holes is the same as that of the reinforcing rods, the sliding holes are matched with the reinforcing rods, and the moving portion is slidably mounted on the reinforcing rods through the sliding holes.
Further, still include:
the hexagonal nut is fixedly connected to the upper end of the rotary rod, and the hexagonal nut is provided with a jack which is parallel to the horizontal plane and vertical to the central axis of the rotary rod.
The use method of the uplift pile foundation structure comprises the following steps:
s1, rotating the rotating rod to enable the moving part to descend along the threads until the lower surface of the moving part contacts the lower surface of the cylindrical cavity;
s2, driving the pile body into the ground from the lower end;
and S3, rotating the rotating rod to enable the moving part to ascend along the thread until the upper surface of the moving part contacts the upper surface of the cylindrical cavity.
The invention has the beneficial effects that: compared with the prior art, the method has the advantages that,
1) when the pile body is used, the pile body is driven into the ground, the stud is rotatably connected to the side surface of the lower part of the pile body through the angle-limiting pin bolt, the angle of motion theta of the upper stud is limited to be 0 degrees to less than or equal to 90 degrees by the angle-limiting pin bolt, the angle of the stud and the pile body is reduced when the pile body is driven into the ground, the direction of the stud is opposite to the motion speed of the pile body, the resistance to the pile body is smaller when the pile body is driven into the ground, when the pile body is pulled out from the ground, the upper stud can protrude out of the side surface of the pile body and is inserted into soil due to the angle of motion theta of the upper stud being greater than 0, when the pile body moves upwards, relative motion is generated between the upper stud and the soil, the resistance of the soil enables the pin to rotate around the rotating shaft and increase the included angle of the central axis of the pile body at the upper part of the rotating shaft of the stud, so that the projected area, the invention has the advantages that the uplift resistance of the pile body is increased under the condition of not increasing the length or the diameter of the pile, the transportation of the pile body is more convenient, the material consumption is less, the manufacturing difficulty is lower, and the manufacturing cost is reduced;
2) the number of the angle-limiting pin bolts is set to be more than 4, the angle-limiting pin bolts are uniformly distributed around the circumference of the pile body on the same horizontal plane to form pin bolt rings, so that the tensile property of the pile body is uniformly distributed around the circumference of the pile body, the number of the pin bolt rings is more than 2, and the pin bolt rings are distributed along the length direction of the pile body, so that the uplift resistance of the pile body is improved;
3) the invention limits the moving angle theta of the stud to be 0 degree < theta to be less than or equal to 90 degrees through the limiting block, so that the direction of the stud is opposite to the moving direction of the pile body when the pile body is pulled out, the barb function is realized, and the pulling resistance of the pile body is improved;
4) when the pile body is driven into the ground, the stud can be placed in the placing groove through the placing groove, so that the friction force between the pile body and soil is reduced, and the pile body can be driven into the ground more easily;
5) according to the device, the moving part moves up and down in the cylindrical cavity and the fixed part does not move through the rotating rotary rod, the stud is connected to the moving part in a rotating mode through the angle-limiting pin bolt, the stud rotates around the rotating shaft due to the resistance of soil when the moving part moves upwards, the included angle between the stud and the central axis of the pile body is increased, the contact area between the stud and the soil is increased, and therefore the effect of increasing the pulling resistance of the pile body is achieved, the device can increase the contact area between the stud and the soil under the condition that the fixed part is not moved, and the pulling resistance of the pile body is increased;
6) according to the bolt pin, the fixing part is reinforced through the reinforcing rod, so that the structure of the fixing part is reinforced, and the moving part slides up and down through the reinforcing rod, so that the fixing rod has a limiting effect on the moving part, and the moving part is prevented from rotating along with the rotating rod when the rotating rod is rotated, and the bolt pin is aligned with the long hole;
7) according to the invention, the rotating rotary rod can be rotated by the wrench through the hexagonal nut, so that the rotating rotary rod is more labor-saving, and the rotary rod can be rotated by inserting the rod body into the jack;
8) because the stud is fixedly connected to the side surface of the pile body in the traditional method, the pile body with the stud is difficult to drive into the ground due to large resistance with the ground, and the pile body can only be fixed on the ground by a method of digging and burying, the invention enables the moving part to descend along the thread by rotating the rotary rod in the step S1 until the lower surface of the moving part contacts the lower surface of the cylindrical cavity, so that the stud has enough upward movement distance to increase the included angle between the stud and the central axis of the pile body; through the step S2, the pile body is driven into the ground from the lower end, the stud is connected with the pile body through the angle-limiting pin bolt, the angle-limiting pin bolt limits the moving angle theta of the upper stud to be 0 degree smaller than theta and smaller than or equal to 90 degrees, when the pile body is driven into the ground, the stud is squeezed into the placing groove under the resistance of soil, the projection area of the stud towards the moving direction of the pile body is reduced to the minimum, the resistance of the pile body moving towards the ground is reduced, and the pile driving is more convenient; through the step S3, the rotating rod is rotated to enable the moving part to ascend along the threads until the upper surface of the moving part contacts the upper surface of the cylindrical cavity, the included angle between the stud and the central axis of the pile body can be changed only by rotating the rotating rod, and the included angle between the stud and the central axis of the pile body can be increased without moving the pile body relative to the ground after being pulled out, namely, the pulling resistance of the pile body is increased after the pile body is driven into the ground while the pile body is ensured to be easily inserted into the ground in a pile driving mode, and the problem of large engineering quantity of the traditional method that the pile body is dug and compacted through digging is solved.
Drawings
FIG. 1 is a front view of an embodiment 1 of the present invention;
FIG. 2 is a cross-sectional view taken along line B-B of FIG. 1;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 4 is a partial view at C of FIG. 3;
fig. 5 is an exploded view of embodiment 1 of the present invention.
Detailed Description
The invention will be further described with reference to the following drawings and specific embodiments:
example 1: referring to fig. 1 to 5, an uplift pile foundation structure includes: a pile body 1; further comprising: the angle limiting pin 3 is arranged on the side surface of the lower part of the pile body 1, the angle limiting pin 3 comprises a rotating shaft 301, and the rotating shaft 301 is vertical to the central axis of the pile body 1; the stud 2 is rotatably connected to the side surface of the pile body 1 through a rotating shaft 301, the upper portion of the rotating shaft 301 is provided with an upper stud 202, the lower portion of the rotating shaft 301 is provided with a lower stud 201, an angle limiting pin 3 limits the moving angle theta of the upper stud 202 to be 0 degrees < theta > or less than 90 degrees, and the moving angle theta of the stud 2 is the included angle between the upper stud 202 and the central axis of the pile body 1 at the upper portion of the rotating shaft 301 of the stud 2.
Furthermore, the number of the angle-limiting pin bolts 3 is more than 4, and the angle-limiting pin bolts 3 are uniformly distributed around the circumference of the pile body 1 on the same horizontal plane to form pin bolt rings; the pin bolt rings comprise more than 2 pin bolt rings, and the pin bolt rings are distributed along the length direction of the pile body 1.
Further, the angle-limiting bolt 3 further includes: stopper 302, stopper 302 sets up at 1 lateral part of the pile body, stopper 302 is located directly over lower peg 201 when lower peg 201 axis is not parallel with vertical direction, stopper 302 is phi with the common tangent plane of pivot 301 coaxial circle and the contained angle of pile body 1 the central axis on pivot 301 upper portion, 0 is not less than phi and is not more than 90, pivot 301 coaxial circle is the concentric circles the same with pivot 301 coaxial diameter and lower peg 201 diameter, stopper 302 is the same with the perpendicular distance of 2 side surfaces of peg to the axis of pivot 301 of perpendicular distance and peg, stopper 302 is less than the length of peg 201 with the distance of pivot 301 the central axis.
Further, the angle-limiting bolt 3 further includes: the placing groove 303 is formed in the side surface of the pile body 1, the placing groove 303 is matched with the stud 2, and the stud 2 is rotatably connected in the placing groove 303 through the rotating shaft 302; the distance between the upper end point of the stud 2 and the vertical plane passing through the central axis of the rotating shaft 301 is d, the distance between the vertical plane passing through the central axis of the rotating shaft 301 and the outer surface of the pile body 1 is L, and d is greater than L.
Further, the pile body 1 comprises: the fixing part 101 is provided with a cylindrical cavity 1011 at the lower part of the fixing part 101, the side surface of the fixing part 101 is provided with a long hole 1012 communicating the cylindrical cavity 1011 and the outer surface of the pile body 1, the length of the long hole 1012 is the same as that of the cylindrical cavity 1011, the fixing part 101 is provided with a screwed hole 1014 in the vertical direction, and the screwed hole 1014 penetrates through the upper surface of the fixing part 101 and the inner wall of the cylindrical cavity 1011; the motion part 102 is cylindrical, the radius of the motion part 102 is matched with that of a cylindrical cavity 1011, the length of the motion part 102 is smaller than that of the cylindrical cavity 1011, the motion part 102 is movably connected in the fixed part 101 in the vertical direction through the cylindrical cavity 1011, an angle limiting bolt 3 is arranged on the side surface of the motion part 102, the angle limiting bolt 3 is matched with a long hole 1012, a bolt 2 protrudes out of the outer surface of the fixed part 101 through the long hole 1012, and the motion part 102 is provided with a screw hole 1021 in the vertical direction penetrating through the upper surface and the lower surface of the motion part 102; the upper portion of the rotating rod 4 is a cylindrical rod 402, the diameter of the upper portion of the rotating rod 4 is matched with the diameter of a rotating hole 1014, the lower portion of the rotating rod 4 is a screw 403, the lower portion of the rotating rod 4 is matched with a screw hole 1021, the diameter of the lower portion of the rotating rod 4 is larger than that of the upper portion of the rotating rod 4, and the length of the lower portion of the rotating rod 4 is the same as the height of a cylindrical cavity 1011.
Further, still include: the number of the reinforcing rods 1013 is more than 1, the reinforcing rods 1013 are parallel to the central axis of the pile body 1, the reinforcing rods 1013 are arranged inside the cylindrical cavity 1011, the upper ends of the reinforcing rods 1013 are welded to the upper end surface of the cylindrical cavity 1011, and the lower ends of the reinforcing rods 1013 are welded to the lower end surface of the cylindrical cavity 1011; and sliding holes 1022, wherein the sliding holes 1022 are formed in the moving part 102, the sliding holes 1022 are parallel to the central axis of the moving part 102, the sliding holes 1022 penetrate the upper and lower surfaces of the moving part 102, the number of the sliding holes 1022 is the same as that of the reinforcement rods 1013, the sliding holes 1022 are matched with the reinforcement rods 1013, and the moving part 102 is slidably mounted on the reinforcement rods 1013 through the sliding holes 1022.
Further, still include: hexagonal nut 401, hexagonal nut 401 welded connection is in the 4 upper ends of swing arm, set up on hexagonal nut 401 with the horizontal plane parallel and with 4 axis vertically jacks 4011 of swing arm.
The use method of the uplift pile foundation structure comprises the following steps:
s1, rotating the rotating rod 4 to enable the moving part 102 to descend along the screw thread until the lower surface of the moving part 102 contacts the lower surface of the cylindrical cavity 1011;
s2, driving the pile body 1 into the ground from the lower end;
s3, rotating the rotating rod 4 to make the moving part 102 rise along the screw thread until the upper surface of the moving part 102 contacts the upper surface of the cylindrical cavity 1011.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (8)
1. A uplift pile foundation structure comprising: a pile body (1); it is characterized by also comprising:
the angle limiting pin (3), the angle limiting pin (3) is arranged on the side surface of the lower part of the pile body (1), the angle limiting pin (3) comprises a rotating shaft (301), and the rotating shaft (301) is vertical to the central axis of the pile body (1);
the stud (2), the stud (2) rotates through pivot (301) and connects in pile body (1) side surface, and pivot (301) upper portion is last stud (202), and pivot (301) lower part is down stud (201), and the angle limiting cotter (3) restricts the angle of motion theta of last stud (202) at 0 ° theta ≤ 90, and the angle of motion theta of stud (2) is the contained angle of last stud (202) and pile body (1) the central axis on stud (2) pivot (301) upper portion.
2. A uplift pile foundation structure according to claim 1, wherein the number of the angle-limiting pin bolts (3) is more than 4, and the angle-limiting pin bolts (3) are uniformly distributed around the circumference of the pile body (1) at the same horizontal plane to form a pin bolt ring; the pin bolt rings comprise more than 2 pin bolt rings, and the pin bolt rings are distributed along the length direction of the pile body (1).
3. A uplift pile foundation structure according to claim 1 or 2, wherein the limited angle pin (3) further comprises:
stopper (302), stopper (302) set up in pile body (1) lateral part, stopper (302) are located down peg (201) directly over when lower peg (201) axis is not parallel with vertical direction, stopper (302) and pivot (301) coaxial circle common tangent plane is phi with pile body (1) the contained angle of the central axis on pivot (301) upper portion, 0 is no less than phi is no less than 90, pivot (301) coaxial circle is the concentric circles the same with pivot (301) coaxial diameter and lower peg (201) diameter, the perpendicular distance of stopper (302) to pivot (301) axis is the same with the perpendicular distance of peg (2) side surface to the axis of pivot (301), stopper (302) and pivot (301) the central axis's distance is less than the length of peg (201) down.
4. A uplift pile foundation structure according to claim 3, wherein the limited angle pin (3) further comprises:
the pile body (1) is provided with a placing groove (303), the placing groove (303) is formed in the side surface of the pile body (1), the placing groove (303) is matched with the stud (2), and the stud (2) is rotatably connected into the placing groove (303) through a rotating shaft (302); the distance between the upper end point of the stud (2) and the vertical plane passing through the central axis of the rotating shaft (301) is d, the distance from the vertical plane passing through the central axis of the rotating shaft (301) to the outer surface of the pile body (1) is L, and d is greater than L.
5. Uplift pile foundation structure according to claim 4, wherein the pile body (1) comprises:
the fixing part (101), a cylindrical cavity (1011) is formed in the lower portion of the fixing part (101), a long hole (1012) which is communicated with the cylindrical cavity (1011) and the outer surface of the pile body (1) is formed in the side surface of the fixing part (101), the length of the long hole (1012) is the same as that of the cylindrical cavity (1011), a rotary hole (1014) in the vertical direction is formed in the fixing part (101), and the rotary hole (1014) penetrates through the upper surface of the fixing part (101) and the inner wall of the cylindrical cavity (1011);
the moving part (102) is cylindrical, the radius of the moving part (102) is matched with that of a cylindrical cavity (1011), the length of the moving part (102) is smaller than that of the cylindrical cavity (1011), the moving part (102) is movably connected in the fixing part (101) in the vertical direction through the cylindrical cavity (1011), an angle limiting pin bolt (3) is arranged on the side surface of the moving part (102), the angle limiting pin bolt (3) is matched with a long hole (1012), a pin (2) protrudes out of the outer surface of the fixing part (101) through the long hole (1012), and a screw hole (1021) in the vertical direction penetrating through the upper surface and the lower surface of the moving part (102) is formed in the moving part (102);
rotating rod (4), rotating rod (4) upper portion is cylindricality pole (402), rotating rod (4) upper portion diameter and spiral hole (1014) diameter phase-match, and rotating rod (4) lower part is screw rod (403), and rotating rod (4) lower part and screw (1021) phase-match, and rotating rod (4) lower part diameter is greater than rotating rod (4) upper portion diameter, and rotating rod (4) lower part length is the same with cylindricality cavity (1011) height.
6. A pile foundation structure of claim 5, further comprising:
the number of the reinforcing rods (1013) is more than 1, the reinforcing rods (1013) are parallel to the central axis of the pile body (1), the reinforcing rods (1013) are arranged inside the cylindrical cavity (1011), the upper ends of the reinforcing rods (1013) are fixedly connected with the upper end surface of the cylindrical cavity (1011), and the lower ends of the reinforcing rods (1013) are fixedly connected with the lower end surface of the cylindrical cavity (1011);
the sliding holes (1022) are formed in the moving part (102), the sliding holes (1022) are parallel to the central axis of the moving part (102), the sliding holes (1022) penetrate through the upper surface and the lower surface of the moving part (102), the number of the sliding holes (1022) is the same as that of the reinforcing rods (1013), the sliding holes (1022) are matched with the reinforcing rods (1013), and the moving part (102) is slidably mounted on the reinforcing rods (1013) through the sliding holes (1022).
7. A uplift pile foundation structure according to claim 6, further comprising:
hexagonal nut (401), hexagonal nut (401) fixed connection is in swing arm (4) upper end, offers on hexagonal nut (401) parallel with the horizontal plane and with swing arm (4) axis vertically jack (4011).
8. A method of using a uplift pile foundation structure according to claim 7, comprising the steps of:
s1, rotating the rotating rod (4) to enable the moving part (102) to descend along the threads until the lower surface of the moving part (102) contacts the lower surface of the cylindrical cavity (1011);
s2, driving the pile body (1) into the ground from the lower end;
s3, rotating the rotating rod (4) to enable the moving part (102) to ascend along the threads until the upper surface of the moving part (102) contacts the upper surface of the cylindrical cavity (1011).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010654898.XA CN111622254A (en) | 2020-07-09 | 2020-07-09 | Uplift pile foundation structure and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010654898.XA CN111622254A (en) | 2020-07-09 | 2020-07-09 | Uplift pile foundation structure and using method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111622254A true CN111622254A (en) | 2020-09-04 |
Family
ID=72257687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010654898.XA Pending CN111622254A (en) | 2020-07-09 | 2020-07-09 | Uplift pile foundation structure and using method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111622254A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112709485A (en) * | 2020-12-23 | 2021-04-27 | 邵福群 | Telegraph pole structure for preventing uplift in high-latitude area |
-
2020
- 2020-07-09 CN CN202010654898.XA patent/CN111622254A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112709485A (en) * | 2020-12-23 | 2021-04-27 | 邵福群 | Telegraph pole structure for preventing uplift in high-latitude area |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208996024U (en) | A kind of waterwork foundation pile structure | |
| CN111622254A (en) | Uplift pile foundation structure and using method thereof | |
| CN111074885A (en) | Telescopic burr type anchor cable suitable for soft soil and construction method | |
| CN112726588B (en) | Anchoring pile | |
| CN212612587U (en) | Resistance to compression bearing capacity pile foundation structure | |
| CN111851560A (en) | Compression-resistant bearing capacity pile foundation structure and using method | |
| CN212405215U (en) | Uplift pile foundation structure | |
| CN113417324B (en) | Core pile perpendicularity detection device of cement-soil core-inserting combined pile | |
| CN203639905U (en) | Spinning pile, spinning pile waist and spinning pile head | |
| CN211849405U (en) | Half butterfly anchor pile | |
| CN206386141U (en) | Easily pull out type anchor pole | |
| CN215596812U (en) | Construction device for road soft foundation | |
| CN212534091U (en) | Pile driving device for ocean engineering | |
| CN106836228A (en) | Filling type stake hollow drill | |
| CN206599784U (en) | Filling type stake hollow drill | |
| CN105421457A (en) | Spiral type pipe pile soil getting machine | |
| CN208379630U (en) | Soft clay area ancient building ground base enforcement structure | |
| CN216865129U (en) | Lodging-resistant spiral pile | |
| CN111379461A (en) | Sectional assembled pole device for training | |
| CN204511351U (en) | Indium steel wire retracting device | |
| CN103046544B (en) | Spinning pile, spinning pile waist and spinning pile head | |
| CN217203575U (en) | Circumference marking tool for building earthwork construction | |
| CN213061993U (en) | Pile tip of cast-in-place pile | |
| CN2294997Y (en) | Pile-forming apparatus for pile-boot-less vibration static-pressure tube-sinked and club-footed bored concrete pile | |
| CN212837065U (en) | Portable positioning foundation pile for civil construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |