CN115341543A - Semi-automatic pile pressing mechanism of hole leading type static pile pressing machine - Google Patents
Semi-automatic pile pressing mechanism of hole leading type static pile pressing machine Download PDFInfo
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- CN115341543A CN115341543A CN202210997364.6A CN202210997364A CN115341543A CN 115341543 A CN115341543 A CN 115341543A CN 202210997364 A CN202210997364 A CN 202210997364A CN 115341543 A CN115341543 A CN 115341543A
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- 238000000034 method Methods 0.000 claims abstract description 11
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- 238000005096 rolling process Methods 0.000 claims description 3
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
- E02D7/20—Placing by pressure or pulling power
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Abstract
The invention discloses a semi-automatic pile pressing mechanism of a hole leading type static pile pressing machine, which comprises: the base, the first support of fixedly connected with on the base, the fixedly connected with second support on the first support, be provided with the locating part on first support, the second support, it is connected with the screw drill rod to rotate on the locating part, the screw drill rod is pegged graft in the through-hole, the through-hole is located on the base, the through-hole top is provided with the pile foundation, be provided with the pilot hole in the pile foundation, the screw drill rod is pegged graft in the pilot hole of pile foundation. In the static pressure stake machine to pile foundation pressing process, to pressing stake position drilling in advance through the screw drill rod, it is downthehole to impress the pile foundation screw drill rod drilling again, and at this in-process, the screw drill rod is pegged graft in the guide hole of pile foundation, the direction pushing down of guide pile foundation according to the screw drill rod, when effectively having solved and having adopted the static pressure stake machine to carry out the precast pile and run through sand bed geology intermediate layer pile pressing, lead to stagnate the stake easily, pile partially or disconnected stake, lead to the problem that the rupture appears in the clamp stake even.
Description
Technical Field
The invention relates to the technical field of pile foundation engineering, in particular to a semi-automatic pile pressing mechanism of a hole-leading type static pile pressing machine.
Background
The pile foundation is a deep foundation consisting of piles and pile bearing platforms connected with the pile tops or a single pile foundation connected with the pile foundation by columns, which is called the pile foundation for short. If the pile body is completely buried in the soil and the bottom surface of the bearing platform is contacted with the soil body, the pile body is called a low bearing platform pile foundation; when the upper part of the pile body is exposed out of the ground and the bottom of the pile cap is positioned above the ground, the pile body is called a high-bearing-platform pile foundation. Building pile foundations are typically low cap pile foundations. In high-rise buildings, pile foundations are widely applied.
The pile foundation is an ancient foundation type. Piling technology has gone through thousands of years of development. The development of pile foundation materials and pile types, or piling machinery and construction methods is huge, and a modern foundation engineering system is formed. In some cases, the adoption of the pile foundation can greatly reduce the workload and the material consumption of a construction site.
The number and arrangement of piles in the pile foundation are determined according to the upper structure and the load condition. The pile foundation under the column can be a polygon which can be arranged by one pile or a group of piles; the pile foundations under the wall are usually arranged in rows, and when the load of a building is large and the occupied area is small, the piles are arranged in a large scale to form full space piles. When the load acting on the pile foundation is mainly vertical load, the piles are all vertical; in the case of a large horizontal load, the batter piles are arranged to resist the horizontal force.
At present, a static pressure pile machine is adopted to carry out pile pressing construction method of precast piles, and the method is mainly applied to construction of cohesive soil or soft cohesive soil layers with light sand property, when a sand layer geological interlayer needs to be penetrated, pile stagnation, pile deviation or pile breaking are easily caused, and even the situation that clamped piles are broken is caused.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a semi-automatic pile pressing mechanism of a hole-leading type static pile pressing machine, which solves the problem that pile stagnation, pile deviation or pile breakage and even pile clamping breakage are easily caused when a sand layer geological interlayer needs to penetrate through in the existing pile pressing construction method for performing precast piles by adopting a static pile pressing machine in the background technology.
In order to achieve the purpose, the invention is realized by the following technical scheme:
a semi-automatic pile pressing mechanism of a leading hole type static pile pressing machine comprises: the base, the first support of fixedly connected with on the base, the fixedly connected with second support on the first support, be provided with the locating part on first support, the second support, it is connected with the screw drill rod to rotate on the locating part, the screw drill rod is pegged graft in the through-hole, the through-hole is located on the base, the through-hole top is provided with the pile foundation, be provided with the pilot hole in the pile foundation, the screw drill rod is pegged graft in the pilot hole of pile foundation.
Preferably, the limiting member includes a first limiting member and a second limiting member, the first limiting member is fixedly connected to the second bracket, and the second limiting member is fixedly connected to the first bracket.
Preferably, a hydraulic motor is fixedly connected to the second limiting part, a worm is fixedly connected to the output end of the hydraulic motor, the worm is meshed with a worm wheel, the worm wheel is rotatably connected to the second limiting part, a thread is arranged on an inner ring of the worm wheel, the thread in the worm wheel is meshed with a threaded drill rod, and the threaded drill rod penetrates through the second limiting part.
Preferably, the diameter of the through hole is larger than that of the pile foundation, a linkage plate is fixedly connected to the threaded drill rod and abuts against the upper surface of the pile foundation.
Preferably, a hoisting mechanism is arranged on the base and used for transferring the pile foundation.
Preferably, the first support and the second support are both truss structures.
Preferably, an auxiliary stabilizing mechanism is arranged on the base;
the auxiliary stabilizing mechanism comprises a stabilizing block and a driving device for driving the stabilizing block;
the stabilizing block is located on the outer side of the base, the stabilizing block is fixedly connected to the fixing plate, and the fixing plate is connected with the driving device.
Preferably, the driving device is located in the base and comprises a hydraulic rod, the hydraulic rod is rotatably connected to the inner wall of the base, and the output end of the hydraulic rod is rotatably connected to the middle section of the first connecting rod;
one end of the first connecting rod is rotatably connected to the inner wall of the base, the other end of the first connecting rod is rotatably connected with one end of a third connecting rod, and the other end of the third connecting rod is rotatably connected to the adjusting block;
the middle section of the third connecting rod is rotatably connected to the middle section of the second connecting rod, one end of the second connecting rod is rotatably connected to the inner wall of the base, the other end of the second connecting rod is rotatably connected with one end of a fourth connecting rod, and the other end of the fourth connecting rod is rotatably connected to the adjusting block;
the adjusting block is fixedly connected to the fixing plate.
Preferably, a position adjusting mechanism is arranged on the linkage plate and used for adjusting the relative position of the threaded drill rod and the pile foundation upper guide hole.
Preferably, the position adjustment mechanism includes:
the device comprises a telescopic rod, a spring, a pressure ring, a pressure rod, a pressing wheel, a fixed rod, a stressed rod, a follow-up rod, a connecting rod, a rotating rod and an adjusting plate;
the telescopic rod is fixedly connected with the lower surface of the linkage plate, the lower end of the telescopic rod is fixedly connected with a pressure ring, the pressure ring is abutted against the pile foundation, and the pressure ring is positioned on the periphery of the threaded drill rod;
the telescopic rod is sleeved with a spring, and two ends of the spring are respectively and fixedly connected with the linkage plate and the pressure ring;
a pressure rod is fixedly connected to the pressure ring, and a pressure wheel is rotatably connected to the pressure rod;
the lower surface of the linkage plate is fixedly connected with a fixed rod, the lower end of the fixed rod is rotatably connected with a connecting rod, the connecting rod is fixedly connected with a follower rod, the upper end of the follower rod is fixedly connected with a stress rod, and the stress rod is in rolling connection with a pressing wheel;
the lower end of the follower rod is rotatably connected with a rotating rod, an adjusting plate is fixedly connected to the rotating rod and located on the periphery of the pile foundation, and the adjusting plate is abutted to the pile foundation.
Drawings
FIG. 1 is a schematic front view of the main structure of the present invention;
FIG. 2 is a schematic top view illustrating a second position-limiting element according to the present invention;
FIG. 3 is a schematic front view of the auxiliary stabilizing mechanism of the present invention in a folded state;
FIG. 4 is a schematic front view of the auxiliary stabilizing mechanism of the present invention in an unfolded state;
fig. 5 is a front view schematically illustrating the position adjustment mechanism of the present invention.
In the figure: 1. a base; 2. a first bracket; 3. a second bracket; 4. a first limit piece; 5. a second limiting member; 6. a threaded drill rod; 7. a linkage plate; 8. a pile foundation; 9. a through hole; 10. a hoisting mechanism; 11. a hydraulic motor; 12. a worm; 13. a worm gear; 14. an auxiliary stabilizing mechanism; 15. a position adjustment mechanism; 1401. a hydraulic lever; 1402. a first link; 1403. a second link; 1404. a third link; 1405. a fourth link; 1406. a regulating block; 1407. a fixing plate; 1408. a stabilizing block; 1501. a telescopic rod; 1502. a spring; 1503. a pressure ring; 1504. a pressure lever; 1505. a pinch roller; 1506. a fixing rod; 1507. a stress beam; 1508. a follower rod; 1509. a connecting rod; 1510. a rotating rod; 1511. and adjusting the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1
Referring to fig. 1-2, the present invention provides a technical solution: a semi-automatic pile pressing mechanism of a leading hole type static pile pressing machine comprises: the device comprises a base 1, wherein a first support 2 is fixedly connected to the base 1, a second support 3 is fixedly connected to the first support 2, limit pieces are arranged on the first support 2 and the second support 3, a threaded drill rod 6 is rotatably connected to the limit pieces, the threaded drill rod 6 is inserted into a through hole 9, the through hole 9 is positioned on the base 1, a pile foundation 8 is arranged above the through hole 9, a lead hole is arranged in the pile foundation 8, and the threaded drill rod 6 is inserted into the lead hole of the pile foundation 8;
the limiting parts comprise a first limiting part 4 and a second limiting part 5, the first limiting part 4 is fixedly connected to the second bracket 3, and the second limiting part 5 is fixedly connected to the first bracket 2;
the second limiting piece 5 is fixedly connected with a hydraulic motor 11, the output end of the hydraulic motor 11 is fixedly connected with a worm 12, the worm 12 is meshed with a worm wheel 13, the worm wheel 13 is rotatably connected with the second limiting piece 5, the inner ring of the worm wheel 13 is provided with threads, the threads in the worm wheel 13 are meshed with the threaded drill rod 6, and the threaded drill rod 6 penetrates through the second limiting piece 5;
the diameter of the through hole 9 is larger than that of the pile foundation 8, a linkage plate 7 is fixedly connected to the threaded drill rod 6, and the linkage plate 7 abuts against the upper surface of the pile foundation 8;
a hoisting mechanism 10 is arranged on the base 1, and the hoisting mechanism 10 is used for transferring the pile foundation 8;
the first support 2 and the second support 3 are both truss structures.
The working principle and the beneficial effects of the scheme are as follows: in the process of pressing the pile foundation 8 by the static pressure pile driver, the pile pressing position is pre-drilled through the threaded drill rod 6, then the pile foundation 8 is pressed into the hole drilled by the threaded drill rod 6, and in the process, the threaded drill rod 6 is inserted into the guide hole of the pile foundation 8 to guide the pile foundation 8 to be pressed downwards in the direction of the threaded drill rod 6, so that the problems that pile stagnation, pile deflection or pile breakage are easily caused and even the clamped pile is broken when the static pressure pile driver is adopted to press the precast pile to penetrate through the sand layer geological interlayer are effectively solved;
the hydraulic motor 11 drives the worm 12 and the worm wheel 13 to drive the threaded drill rod 6 to move downwards, so that the rotating speed of the threaded drill rod 6 is reduced, the torque of the threaded drill rod 6 is improved, and the drilling power of the threaded drill rod 6 is improved;
the linkage plate 7 is arranged to press the pile foundation 8 simultaneously, so that the pressing steps are reduced, and the pressing of the pile foundation 8 is more in line with the preset position;
the lifting mechanism 10 is arranged to move the pile foundation 8, so that human resources are saved.
Example 2
Referring to fig. 3-4, on the basis of embodiment 1, an auxiliary stabilizing mechanism 14 is disposed on the base 1;
the auxiliary stabilizing mechanism 14 includes a stabilizing block 1408 and a driving device for driving the stabilizing block 1408;
the stabilizing block 1408 is located outside the base 1, the stabilizing block 1408 is fixedly connected to a fixing plate 1407, and the fixing plate 1407 is connected with the driving device;
the driving device is positioned in the base 1 and comprises a hydraulic rod 1401, the hydraulic rod 1401 is rotatably connected to the inner wall of the base 1, and the output end of the hydraulic rod 1401 is rotatably connected to the middle section of a first connecting rod 1402;
one end of the first link 1402 is rotatably connected to the inner wall of the base 1, the other end of the first link 1402 is rotatably connected to one end of a third link 1404, and the other end of the third link 1404 is rotatably connected to an adjusting block 1406;
the middle section of the third link 1404 is rotatably connected to the middle section of a second link 1403, one end of the second link 1403 is rotatably connected to the inner wall of the base 1, the other end of the second link 1403 is rotatably connected to one end of a fourth link 1405, and the other end of the fourth link 1405 is rotatably connected to an adjusting block 1406;
the adjusting block 1406 is fixedly connected to the fixing plate 1407.
The working principle and the beneficial effects of the scheme are as follows: the hydraulic rod 1401 is used for driving the first connecting rod 1402 to rotate around a connecting point of the base 1 and the first connecting rod 1402, so that the second connecting rod 1403 and the third connecting rod 1404 are driven to rotate, and due to the double-quadrilateral structure formed by the first connecting rod 1402, the second connecting rod 1403, the third connecting rod 1404, the fourth connecting rod 1405, the adjusting block 1406 and the base 1, when the first connecting rod 1402 rotates, the stabilizing block 1408 fixed on the adjusting block 1406 rotates to be in a state perpendicular to the previous state, the stabilizing block 1408 is abutted to the ground, the deformation increases the contact area of the pile press and the ground, and the stability of the pile press is improved;
after the pile pressing is finished, the hydraulic rod 1401 drives the stabilizing block 1408 to recover, so that the stabilizing block 1408 is attached to the base 1, the occupied area of the pile pressing machine is reduced, and the convenience of the pile pressing machine is improved.
Example 3
Referring to fig. 5, on the basis of the embodiment 1-2, a position adjusting mechanism 15 is arranged on the linkage plate 7, and the position adjusting mechanism 15 is used for adjusting the relative position of the threaded drill rod 6 and a lead hole on the pile foundation 8;
the position adjustment mechanism 15 includes:
a telescopic rod 1501, a spring 1502, a pressure ring 1503, a pressure rod 1504, a pressure wheel 1505, a fixing rod 1506, a force bearing rod 1507, a follower rod 1508, a connecting rod 1509, a rotating rod 1510 and an adjusting plate 1511;
the telescopic rod 1501 is fixedly connected with the lower surface of the linkage plate 7, the lower end of the telescopic rod 1501 is fixedly connected with a pressure ring 1503, the pressure ring 1503 abuts against a pile foundation 8, and the pressure ring 1503 is positioned on the periphery of the threaded drill rod 6;
a spring 1502 is sleeved outside the telescopic rod 1501, and two ends of the spring 1502 are respectively and fixedly connected with the linkage plate 7 and the pressure ring 1503;
a pressure rod 1504 is fixedly connected to the pressure ring 1503, and a pressure wheel 1505 is rotatably connected to the pressure rod 1504;
a fixed rod 1506 is fixedly connected to the lower surface of the linkage plate 7, a connecting rod 1509 is rotatably connected to the lower end of the fixed rod 1506, the connecting rod 1509 is fixedly connected to a follower rod 1508, a stress rod 1507 is fixedly connected to the upper end of the follower rod 1508, and the stress rod 1507 is in rolling connection with a pressing wheel 1505;
the lower end of the follower rod 1508 is rotatably connected with a rotating rod 1510, an adjusting plate 1511 is fixedly connected to the rotating rod 1510, the adjusting plate 1511 is located on the periphery of the pile foundation 8, and the adjusting plate 1511 abuts against the pile foundation 8.
The working principle and the beneficial effects of the scheme are as follows: during the pile pressing, pressure ring 1503 of fixed telescopic link 1501 lower extreme receives pressure between linkage plate 7 and pile foundation 8 on linkage plate 7, telescopic link 1501 shortens, spring 1502 contracts, pinch roller 1505 extrusion stress pole 1507 of being connected through pressure pole 1504 and pressure ring 1503, make stress pole 1507 drive follower rod 1508, connecting rod 1509 is rotatory around the tie point of connecting rod 1509 and dead lever 1506, make adjusting plate 1511 that the lower extreme of follower rod 1508 is connected hug closely pile foundation 8, and adjust pile foundation 8's position, make the center department that the center of pile foundation 8 is in threaded drill rod 6 adjust well, the degree of accuracy that pile foundation 8 impressed has been improved, when further having avoided carrying out the precast pile and running through sand bed geology intermediate layer pile pressing, lead to stagnate the stake easily, pile partially or disconnected stake, lead to the problem that the broken appears in the pile clamping even.
Example 4
On the basis of embodiments 1 to 3, a guidance stability detection device is included, the guidance stability detection device including:
the pressure sensor is arranged between the linkage plate 7 and the pile foundation 8 and is used for detecting the pressure between the linkage plate 7 and the pile foundation 8;
the distance sensor is arranged on the linkage plate 7 and used for detecting the drilling depth of the threaded drill rod 6;
the alarm is arranged on the base 1;
the controller, the controller respectively with pressure sensor, distance sensor, alarm electric connection, the controller is based on pressure sensor, distance sensor control alarm work, including following step:
the method comprises the following steps: the controller obtains a guidance stability index based on the pressure sensor, the distance sensor and a formula:
wherein A is a guide stability index, F is the pressure between the linkage plate 7 and the pile foundation 8 detected by the pressure sensor, C is the depth of the drilled hole of the threaded drill rod 6 detected by the distance sensor, sigma is the yield strength of the material of the threaded drill rod 6, G is the elastic modulus of the material of the threaded drill rod 6,
the poisson ratio of the material of the threaded drill rod 6, ln is naturalA logarithmic function with constant e as base;
step two: and on the basis of the calculation result of the step one, when the guidance stability index is smaller than a preset reference value, the controller controls the alarm to give an alarm.
Assuming that the pressure F =10000000N between the linkage plate 7 and the pile foundation 8 detected by the pressure sensor, the depth C =20m of the drilled hole of the threaded drill rod 6 detected by the distance sensor, the yield strength sigma =200MPa of the material of the threaded drill rod 6, the elastic modulus G =200000MPa of the material of the threaded drill rod 6, and the Poisson ratio of the material of the threaded drill rod 6
Then, the guidance stability index a =2.065 (three digits after the decimal point is taken) can be calculated, the calculated guidance stability index a =2.065 is larger than the preset reference value 2, and the controller controls the alarm not to give an alarm prompt.
The working principle and the beneficial effects of the scheme are as follows: set up pressure sensor and be used for detecting the pressure between linkage plate 7 and the pile foundation 8, set up the degree of depth that distance sensor is used for detecting the drilling of screw drill pipe 6, pressure between linkage plate 7 and the pile foundation 8 that detect through pressure sensor, the degree of depth and the formula of the drilling of screw drill pipe 6 that distance sensor detected calculate and obtain the guide stability index, when guide stability index is less than predetermined reference range, controller control alarm reports to the police, in order to inform relevant personnel to inspect the push in device of pile foundation, in order to guarantee the stability that the pile foundation impressed, report to the police through setting up controller control alarm, in time inform relevant staff to inspect, the intelligence of device has been increased.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, movably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a draw semi-automatic pile pressing mechanism of hole formula static pile pressing machine which characterized in that:
the method comprises the following steps: base (1), first support of fixedly connected with (2) is gone up in base (1), fixedly connected with second support (3) is gone up in first support (2), be provided with the locating part on first support (2), second support (3), it is connected with screw drill rod (6) to rotate on the locating part, screw drill rod (6) are pegged graft in through-hole (9), through-hole (9) are located on base (1), through-hole (9) top is provided with pile foundation (8), be provided with the pilot hole in pile foundation (8), screw drill rod (6) are pegged graft in the pilot hole of pile foundation (8).
2. The semi-automatic pile pressing mechanism of the hole-leading type static pile pressing machine according to claim 1, characterized in that:
the limiting parts comprise a first limiting part (4) and a second limiting part (5), the first limiting part (4) is fixedly connected to the second support (3), and the second limiting part (5) is fixedly connected to the first support (2).
3. The semi-automatic pile pressing mechanism of the hole-leading type static pile pressing machine according to claim 2, characterized in that:
fixedly connected with hydraulic motor (11) on second locating part (5), hydraulic motor (11) output end fixedly connected with worm (12), worm (12) and worm wheel (13) meshing, worm wheel (13) rotate connect in second locating part (5), worm wheel (13) inner ring is provided with the screw thread, screw thread and threaded drilling rod (6) meshing in worm wheel (13), threaded drilling rod (6) run through second locating part (5).
4. The semi-automatic pile pressing mechanism of the hole-leading type static pile pressing machine according to claim 2, characterized in that:
the diameter of through-hole (9) is greater than the diameter of pile foundation (8), fixedly connected with linkage plate (7) on screw drill rod (6), linkage plate (7) butt in pile foundation (8) upper surface.
5. The semi-automatic pile pressing mechanism of the hole-leading type static pile pressing machine according to claim 4, characterized in that:
the base (1) is provided with a hoisting mechanism (10), and the hoisting mechanism (10) is used for transferring the pile foundation (8).
6. The semi-automatic pile pressing mechanism of the hole-leading type static pile pressing machine according to claim 2, characterized in that:
the first support (2) and the second support (3) are of truss structures.
7. The semi-automatic pile pressing mechanism of the hole-leading type static pile pressing machine according to claim 4, characterized in that:
an auxiliary stabilizing mechanism (14) is arranged on the base (1);
the auxiliary stabilizing mechanism (14) comprises a stabilizing block (1408) and a driving device for driving the stabilizing block (1408);
the stabilizing block (1408) is located on the outer side of the base (1), the stabilizing block (1408) is fixedly connected with a fixing plate (1407), and the fixing plate (1407) is connected with the driving device.
8. The semi-automatic pile pressing mechanism of the hole-leading type static pile pressing machine according to claim 7, characterized in that:
the driving device is positioned in the base (1) and comprises a hydraulic rod (1401), the hydraulic rod (1401) is rotatably connected to the inner wall of the base (1), and the output end of the hydraulic rod (1401) is rotatably connected to the middle section of a first connecting rod (1402);
one end of the first connecting rod (1402) is rotatably connected to the inner wall of the base (1), the other end of the first connecting rod (1402) is rotatably connected with one end of a third connecting rod (1404), and the other end of the third connecting rod (1404) is rotatably connected with an adjusting block (1406);
the middle section of the third connecting rod (1404) is rotatably connected with the middle section of a second connecting rod (1403), one end of the second connecting rod (1403) is rotatably connected with the inner wall of the base (1), the other end of the second connecting rod (1403) is rotatably connected with one end of a fourth connecting rod (1405), and the other end of the fourth connecting rod (1405) is rotatably connected with an adjusting block (1406);
the adjusting block (1406) is fixedly connected to the fixing plate (1407).
9. The semi-automatic pile pressing mechanism of the hole-leading type static pile pressing machine according to claim 4, characterized in that:
and a position adjusting mechanism (15) is arranged on the linkage plate (7), and the position adjusting mechanism (15) is used for adjusting the relative position of the threaded drill rod (6) and the guide hole on the pile foundation (8).
10. The semi-automatic pile pressing mechanism of the hole-guiding type static pile pressing machine according to claim 9, characterized in that:
the position adjustment mechanism (15) includes:
the device comprises a telescopic rod (1501), a spring (1502), a pressure ring (1503), a pressure rod (1504), a pressure wheel (1505), a fixing rod (1506), a stress rod (1507), a follower rod (1508), a connecting rod (1509), a rotating rod (1510) and an adjusting plate (1511);
the telescopic rod (1501) is fixedly connected with the lower surface of the linkage plate (7), the lower end of the telescopic rod (1501) is fixedly connected with a pressure ring (1503), the pressure ring (1503) is abutted against a pile foundation (8), and the pressure ring (1503) is positioned on the periphery of the threaded drill rod (6);
a spring (1502) is sleeved outside the telescopic rod (1501), and two ends of the spring (1502) are respectively and fixedly connected to the linkage plate (7) and the pressure ring (1503);
a pressure rod (1504) is fixedly connected to the pressure ring (1503), and a pressure wheel (1505) is rotatably connected to the pressure rod (1504);
the lower surface of the linkage plate (7) is fixedly connected with a fixing rod (1506), the lower end of the fixing rod (1506) is rotatably connected with a connecting rod (1509), the connecting rod (1509) is fixedly connected with a follower rod (1508), the upper end of the follower rod (1508) is fixedly connected with a stress rod (1507), and the stress rod (1507) is in rolling connection with a pressing wheel (1505);
the lower end of the follow rod (1508) is rotatably connected with a rotating rod (1510), an adjusting plate (1511) is fixedly connected to the rotating rod (1510), the adjusting plate (1511) is located on the periphery of the pile foundation (8), and the adjusting plate (1511) is abutted to the pile foundation (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210997364.6A CN115341543B (en) | 2022-08-19 | 2022-08-19 | Semi-automatic pile pressing mechanism of hole guiding type static pile pressing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210997364.6A CN115341543B (en) | 2022-08-19 | 2022-08-19 | Semi-automatic pile pressing mechanism of hole guiding type static pile pressing machine |
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| CN115341543A true CN115341543A (en) | 2022-11-15 |
| CN115341543B CN115341543B (en) | 2024-01-30 |
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| CN (1) | CN115341543B (en) |
Citations (18)
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| CN115341543B (en) | 2024-01-30 |
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