CN112813976B

CN112813976B - Variable-amplitude hydraulic pile pressing structure capable of limiting and locking for hydraulic machinery

Info

Publication number: CN112813976B
Application number: CN202011631234.8A
Authority: CN
Inventors: 尚彦凯
Original assignee: Pingdingshan Boxiang Carbon Co ltd
Current assignee: Pingdingshan Boxiang Carbon Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2022-07-19
Anticipated expiration: 2040-12-31
Also published as: CN112813976A

Abstract

The invention discloses a variable amplitude type hydraulic pile pressing structure capable of being limited and locked for hydraulic machinery. This hydraulic pressure pile structure is when the pile pressing operation, can stretch into the pile head of the pile of pressing in the space between first grip slipper and the second grip slipper bottom earlier, the air in the electric control air pump machine is extracted to elasticity extrusion gasbag again, and can cause elasticity extrusion gasbag to press gradually when the air in elasticity extrusion gasbag inner chamber is extracted and reduce simultaneously the volume also can reduce thereupon, the first grip slipper of platform body inboard setting elastic component that resets also can constantly inwards extrude and the second grip slipper, distance between first grip slipper and the second grip slipper reduces and carries out spacing locking to the pile head simultaneously, avoid when the operation, the pile head takes place to become flexible and influences pile pressing efficiency and quality.

Description

Variable-amplitude hydraulic pile pressing structure capable of limiting and locking for hydraulic machinery

Technical Field

The invention relates to the technical field of hydraulic pile pressing devices, in particular to a variable-amplitude hydraulic pile pressing structure capable of limiting and locking for hydraulic machinery.

Background

The pile press is a pile driving machine for pressing pile into stratum by static pressure, and is used for driving pile in soft soil layer, such as underground railway, harbor, bridge, reservoir power station, offshore oil production platform and national defense engineering. The pile hoisting crane is arranged at the top end of the upright column and used for hoisting the pile in place, and during operation, the hydraulic pile clamping device clamps the pile head and then the pile clamping device is pushed by a pair of pile pressing hydraulic cylinders to enable the pile to sink. A machine is provided with a plurality of pairs of pile pressing hydraulic cylinders, a plurality of piles can be pressed simultaneously, and the electric equipment is used for driving the main pump to run and the machine to walk. When the pile pressing machine is operated, the pile head is not damaged, the pile body is not bent, no noise and no vibration impact exist, the influence on the surrounding environment and buildings is small, and the land structure is not damaged. The bearing capacity of the pile can be directly read from the pressure gauge in the pile pressing process, no additional test is needed, the operation is stable, and the pile can be pressed and pulled out.

The existing hydraulic pile pressing equipment is heavy, inclined piles cannot be pressed, limitation is caused in use, the pile heads cannot be locked in a limiting manner in time, the pile heads are easy to loosen when the piles are pressed, and pile clamping is not convenient to pull out from the bottom side after operation is finished.

Aiming at the problems, the invention provides a variable amplitude type hydraulic pile pressing structure capable of limiting and locking for a hydraulic machine, which has the advantages of convenience in inclined pile pressing, good pile head limiting and locking effect, difficulty in loosening of a pile head during pile pressing, convenience in pulling out a clamped pile from the bottom side after operation and the like.

Disclosure of Invention

The invention aims to provide a variable amplitude type hydraulic pile pressing structure capable of limiting and locking for hydraulic machinery, which has the advantages of convenience in inclined pile pressing, good pile head limiting and locking effect, difficulty in loosening of a pile head during pile pressing, convenience in pulling out a clamped pile from the bottom side after operation and the like, and can solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a variable amplitude type hydraulic pile pressing structure capable of being locked in a limiting mode for hydraulic machinery comprises a hydraulic pile pressing mechanism and a hydraulic extracting and bearing mechanism, wherein the bottom end of one side of the hydraulic extracting and bearing mechanism is connected with the hydraulic pile pressing mechanism, the hydraulic pile pressing mechanism comprises a fixed locking platform, a pile clamping assembly and a hydraulic oil cylinder fixing assembly, the fixed locking platform comprises a platform body and positioning slots respectively, the upper end face of the platform body is provided with the positioning slots, the inner side of the platform body is connected with the pile clamping assembly through a plurality of groups of reset elastic pieces, the pile clamping assembly comprises a first clamping seat, an elastic extrusion air bag and a second clamping seat, the outer sides of the first clamping seat and the second clamping seat are connected with the reset elastic pieces respectively, the elastic extrusion air bag is clamped between the first clamping seat and the second clamping seat, the outer sides of the first clamping seat and the second clamping seat extend out of the two sides of the elastic extrusion air bag respectively, and an electric control air pump machine is fixedly arranged on the outer wall of one side of the elastic extrusion air bag, the output end of the electric control air pump machine is provided with an air pipe, the other end of the air pipe extends into the inner cavity of the elastic extrusion air bag, and the upper end of the table body is clamped with a hydraulic extraction bearing mechanism;

the hydraulic extraction bearing mechanism comprises a push-pull extraction box, a bearing clamping seat and a bottom plate, the bottom plate is installed at the bottom end of the bearing clamping seat, a movable groove is formed in the front end of the bearing clamping seat, and the inner side of the push-pull extraction box extends into the inner cavity of the movable groove and is movably connected with the movable groove.

Furthermore, protruding type clamping grooves are machined in the two sides of the inner wall of the positioning slot, the bottom end of the inner cavity of the positioning slot is fixedly provided with an armature block, an upper hydraulic cylinder is fixedly arranged at the position, close to the edge, of the upper end of the outer side of the push-pull extraction box, the output end of the upper hydraulic cylinder is provided with a first piston push rod, the bottom end of the first piston push rod is connected with a sliding plate, a positioning insertion block corresponding to the positioning slot is fixedly arranged at the center of the bottom surface of the sliding plate, and the bottom end of the sliding plate is matched with the positioning insertion block through the positioning insertion block in an inserting mode.

Furtherly, the both sides of location inserted block all are provided with the protruding type fixture block corresponding with protruding type draw-in groove, match each other between protruding type fixture block and the protruding type draw-in groove, and the electro-magnet is still installed to the bottom of location inserted block, and the location inserted block passes through electro-magnet magnetism to be connected the armature block, and the push-and-pull draws the outside both ends of case and all process the spout, and the slider corresponding with the spout is installed at the inboard both ends of slide, and the slide is mutually supported through between slider swing joint spout and slider and the spout.

Furthermore, the inner side surfaces of the first clamping seat and the second clamping seat are provided with anti-slip lines, the first clamping seat and the second clamping seat are identical in structure size and are symmetrical around the central axis of the platform body, the second clamping seat comprises an upper clamping body, a lower clamping body and a rotary hinge shaft, and two groups of pile pressing hydraulic cylinders are arranged on the upper end face of the upper clamping body in parallel.

Furthermore, the outer wall of the upper clamp body is fixedly provided with a fixing rod, the outer wall of the upper clamp body is further provided with a clamping through hole, two sides of the elastic extrusion air bag all extend into the clamping through hole and are clamped with the clamping through hole, the bottom end of the upper clamp body is connected with the lower clamp body, the outer side of the lower clamp body is provided with a rotary hinge shaft, and the center of the outer side of the rotary hinge shaft is fixedly provided with a rotating shaft.

Further, hydraulic cylinder fixed subassembly is including supporting support body and drive cylinder subassembly, and processing has the mounting groove in the inner chamber of supporting the support body, and the mounting hole has all been processed to the inner wall both sides of mounting groove, and the outside of rotatory hinge inserts in the mounting hole and its swing joint mounting hole through the pivot.

Furthermore, the driving oil cylinder assembly comprises a linear oil cylinder and an amplitude-variable oil cylinder, the two sides of the linear oil cylinder are connected with the inner wall of the mounting groove through fixed long rods, the amplitude-variable oil cylinders are arranged in parallel and are provided with two groups, and the bottom ends of the amplitude-variable oil cylinders are provided with hinged pieces which are connected with each other through fixed cross rods.

Furthermore, a second piston push rod is arranged at the output end of the linear oil cylinder, the top end of the second piston push rod is connected with the fixed cross rod, a third piston push rod is arranged at the output end of the amplitude-variable oil cylinder, and the top end of the third piston push rod is connected with the fixed rod.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention provides a variable amplitude hydraulic pile pressing structure capable of limiting and locking for hydraulic machinery, wherein anti-slip lines are arranged on the inner side surfaces of a first clamping seat and a second clamping seat, an elastic extrusion air bag is clamped between the first clamping seat and the second clamping seat, an electric control air pump machine is fixedly arranged on the outer wall of only one side of the elastic extrusion air bag, an output end of the electric control air pump machine is provided with an air conveying pipe, the other end of the air conveying pipe extends into an inner cavity of the elastic extrusion air bag, so that when the machine is used for pile pressing operation, a pile head of a pressed pile column can extend into a gap between the bottom ends of the first clamping seat and the second clamping seat, then air in the elastic extrusion air bag is extracted by the electric control air pump machine, the inner pressure of the elastic extrusion air bag is gradually reduced while the volume is reduced, a reset elastic piece arranged on the inner side of a platform body can continuously extrude the first clamping seat and the second clamping seat inwards, meanwhile, the distance between the first clamping seat and the second clamping seat is reduced, the pile head is locked in a limiting mode, the pile head is prevented from being loosened during operation, pile pressing efficiency and quality are affected, the electric control air pump can be started again after the pile is pressed to a construction point, the inner cavity of the elastic extrusion air bag is inflated, the distance between the first clamping seat and the second clamping seat is enlarged, and operation is finished after the pile clamping assembly is lifted.

2. The invention provides a variable amplitude type hydraulic pile pressing structure capable of limiting and locking for hydraulic machinery, wherein a second piston push rod is arranged at the output end of a linear oil cylinder, the top end of the second piston push rod is connected with a fixed cross rod, a third piston push rod is arranged at the output end of a variable amplitude oil cylinder, and the top end of the third piston push rod is connected with a fixed rod, so that a machine can drive the third piston push rod to extend and retract outwards through the variable amplitude oil cylinder and synchronously drive a pile clamping component to swing back and forth during operation The construction efficiency is low, environmental pollution is big scheduling problem, and it can direct hydraulic construction inclined pile basis, has also improved the flexibility of operation.

3. The invention provides a variable amplitude hydraulic pile pressing structure capable of limiting and locking for hydraulic machinery, wherein convex clamping blocks corresponding to convex clamping grooves are arranged on two sides of a positioning insertion block, an electromagnet is also arranged at the bottom end of the positioning insertion block, the positioning insertion block is magnetically connected with an armature block through the electromagnet, so that during pile pressing of the machine, a first piston push rod is driven to move downwards through an upper hydraulic cylinder and drives the positioning insertion block to be inserted downwards into a positioning slot, the convex clamping blocks are clamped with the convex clamping grooves and simultaneously connected with current in the electromagnet, the connection tightness between the positioning insertion block and a pile clamping assembly is further improved through the electromagnet adsorbing the armature block, after operation is finished, the first piston push rod can be driven by the upper hydraulic cylinder again to pull out the pile clamping assembly from a bottom side operation point, simultaneously the current in the electromagnet is disconnected, and the pile clamping assembly is taken down from the positioning insertion block, the pile clamping assembly is convenient to overhaul and store.

Drawings

FIG. 1 is a structural schematic diagram of a working state of a variable-amplitude hydraulic pile pressing structure capable of limiting and locking for a hydraulic machine according to the present invention;

FIG. 2 is a structural diagram of a non-working state of a variable-amplitude hydraulic pile pressing structure capable of limiting and locking for a hydraulic machine according to the invention;

FIG. 3 is a schematic structural diagram of a hydraulic extraction bearing mechanism of a variable-amplitude hydraulic pile pressing structure capable of limiting and locking for a hydraulic machine according to the present invention;

fig. 4 is a structural schematic diagram of a hydraulic pile pressing mechanism of a variable amplitude type hydraulic pile pressing structure capable of limiting and locking for a hydraulic machine according to the invention;

FIG. 5 is a schematic diagram of a disassembled structure of a hydraulic pile pressing mechanism of a variable amplitude type hydraulic pile pressing structure capable of limiting and locking for a hydraulic machine according to the present invention;

FIG. 6 is a structural diagram of a hydraulic cylinder fixing assembly of the variable amplitude type hydraulic pile pressing structure capable of limiting and locking for the hydraulic machine of the invention;

fig. 7 is a schematic view of a connecting structure of a fixed locking table and a pile clamping assembly of a variable amplitude type hydraulic pile pressing structure capable of limiting and locking for a hydraulic machine according to the invention;

fig. 8 is an enlarged structural schematic diagram of a part a in fig. 7 of the variable amplitude type hydraulic pile pressing structure capable of limiting and locking for the hydraulic machine of the invention;

fig. 9 is a structural schematic diagram of a second clamping seat of the variable-amplitude hydraulic pile pressing structure capable of limiting and locking for the hydraulic machine.

In the figure: 1. a hydraulic pile pressing mechanism; 11. fixing a locking platform; 111. a table body; 1111. a restoring elastic member; 112. positioning the slot; 1121. a male card slot; 1122. an armature block; 12. a pile clamping assembly; 121. a first clamping seat; 1211. anti-skid lines; 122. elastically extruding the air bag; 1221. an electrically controlled air pump; 12211. a gas delivery pipe; 123. a second clamping seat; 1231. an upper clamp body; 12311. a pile pressing hydraulic cylinder; 12312. a fixing rod; 12313. a clamping through hole; 1232. a lower clamp body; 1233. rotating the hinge shaft; 12331. a rotating shaft; 13. a hydraulic oil cylinder fixing component; 131. a support frame body; 1311. mounting grooves; 13111. mounting holes; 132. driving the cylinder assembly; 1321. a linear oil cylinder; 13211. fixing the long rod; 13212. a second piston push rod; 1322. a variable amplitude oil cylinder; 13221. an articulation member; 13222. fixing the cross bar; 13223. a third piston pusher; 2. a hydraulic extraction carrying mechanism; 21. pushing and pulling the extraction box; 211. an upper hydraulic cylinder; 2111. a first piston pushrod; 2112. a slide plate; 21121. a slider; 2113. positioning the insert block; 21131. a convex fixture block; 21132. an electromagnet; 212. a chute; 22. a load-bearing holder; 221. a movable groove; 23. a base 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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, 4 and 7-9, a variable amplitude type hydraulic pile pressing structure capable of limiting and locking for a hydraulic machine comprises a hydraulic pile pressing mechanism 1 and a hydraulic extraction bearing mechanism 2, the hydraulic pile pressing mechanism 1 is connected to the bottom end of one side of the hydraulic extraction bearing mechanism 2, the hydraulic pile pressing mechanism 1 comprises a fixed locking platform 11, a pile clamping assembly 12 and a hydraulic oil cylinder fixing assembly 13, the fixed locking platform 11 is respectively composed of a platform body 111 and a positioning slot 112, the upper end surface of the platform body 111 is provided with the positioning slot 112, the inner side of the platform body 111 is connected with the pile clamping assembly 12 through a plurality of groups of reset elastic pieces 1111, the pile clamping assembly 12 is composed of a first clamping seat 121, an elastic extrusion air bag 122 and a second clamping seat 123, the outer sides of the first clamping seat 121 and the second clamping seat 123 are both connected with reset elastic pieces 1111, and the elastic extrusion air bag 122 is clamped between the first clamping seat 121 and the second clamping seat 123, the two sides of the elastic extrusion air bag 122 respectively extend out of the outer sides of the first clamping seat 121 and the second clamping seat 123, and the outer wall of only one side of the elastic extrusion air bag 122 is fixedly provided with an electric control air pump 1221, the output end of the electric control air pump 1221 is provided with an air pipe 12211, and the other end of the air pipe 12211 extends into the inner cavity of the elastic extrusion air bag 122, so that when the machine is used for pile pressing operation, the pile head of a pressed pile can firstly extend into the gap between the bottom ends of the first clamping seat 121 and the second clamping seat 123, then the electric control air pump 1221 is used for extracting air in the elastic extrusion air bag 122, and when the air in the inner cavity of the elastic extrusion air bag 122 is extracted, the inner pressure of the elastic extrusion air bag 122 can be gradually reduced, the volume can be reduced therewith, the reset elastic piece arranged inside the table body 111 can continuously extrude the first clamping seat 121 and the second clamping seat 123 inwards, and the distance between the first clamping seat 121 and the second clamping seat 123 can be reduced and can limit and lock the pile head, the pile pressing efficiency and quality are prevented from being affected due to the fact that pile heads are loosened during operation, the electric control air pump 1221 can be started again to inflate the inner cavity of the elastic extrusion air bag 122 after the pile pressing reaches a construction point, the distance between the first clamping seat 121 and the second clamping seat 123 is enlarged, operation is finished after the pile clamping assembly 12 is lifted, and the hydraulic extraction bearing mechanism 2 is clamped at the upper end of the platform body 111; the inner side surfaces of the first clamping seat 121 and the second clamping seat 123 are provided with anti-skid lines 1211, the first clamping seat 121 and the second clamping seat 123 are identical in structure size and are axisymmetrical with respect to the center line of the platform body 111, the second clamping seat 123 comprises an upper clamp body 1231, a lower clamp body 1232 and a rotary hinge shaft 1233, and two sets of pile pressing hydraulic cylinders 12311 are arranged on the upper end face of the upper clamp body 1231 in parallel; the outer wall of the upper clamp 1231 is fixedly provided with the fixing rod 12312, the outer wall of the upper clamp 1231 is further provided with a clamping through hole 12313, two sides of the elastic extrusion air bag 122 extend into the clamping through hole 12313 and are clamped to the clamping through hole 12313, the bottom end of the upper clamp 1231 is connected with the lower clamp 1232, the outer side of the lower clamp 1232 is provided with the rotating hinged shaft 1233, and the outer center of the rotating hinged shaft 1233 is fixedly provided with the rotating shaft 12331.

Referring to fig. 2-3 and fig. 8, a variable amplitude hydraulic pile pressing structure capable of limiting and locking for a hydraulic machine, a hydraulic extraction bearing mechanism 2 includes a push-pull extraction box 21, a bearing holder 22 and a bottom plate 23, the bottom plate 23 is installed at the bottom end of the bearing holder 22, a movable groove 221 is formed at the front end of the bearing holder 22, and the inner side of the push-pull extraction box 21 extends into an inner cavity of the movable groove 221 and is movably connected with the movable groove 221; the two sides of the inner wall of the positioning slot 112 are both provided with convex slots 1121, the bottom end of the inner cavity of the positioning slot 112 is fixedly provided with an armature block 1122, the upper end of the outer side of the push-pull extraction box 21 close to the edge is fixedly provided with an upper hydraulic cylinder 211, the output end of the upper hydraulic cylinder 211 is provided with a first piston push rod 2111, the bottom end of the first piston push rod 2111 is connected with a sliding plate 2112, the center of the bottom surface of the sliding plate 2112 is fixedly provided with a positioning insertion block 2113 corresponding to the positioning slot 112, the bottom end of the sliding plate 2112 is inserted into the positioning slot 112 through the positioning insertion block 2113, and the positioning slot 112 and the positioning insertion block 2113 are matched with each other; the two sides of the positioning insert 2113 are each provided with a convex fixture block 21131 corresponding to the convex fixture slot 1121, the convex fixture block 21131 and the convex fixture slot 1121 are matched with each other, the bottom end of the positioning insert 2113 is further provided with an electromagnet 21132, the positioning insert 2113 is magnetically connected to an iron block 1122 through the electromagnet 21132, the two outer ends of the push-pull extraction box 21 are each provided with a chute 212, the two inner ends of the sliding plate 2112 are provided with a sliding block 21121 corresponding to the chute 212, the sliding plate 2112 is movably connected to the chute 212 through the sliding block 21121 and the sliding block 21121 is matched with the chute 212, so that during pile pressing, the machine can drive the first piston push rod 2111 to move downwards through the upper hydraulic cylinder 211 and drive the positioning insert block 2113 to be inserted downwards into the positioning slot 112, the convex fixture block 1121 is clamped by the convex fixture block 31 while current in the electromagnet 21132 is switched on, and the iron block 1122 is absorbed by the electromagnet 21132 to further improve the fastening between the positioning insert 2113 and the clamping assembly 12, after the operation is completed, the upper hydraulic cylinder 211 can be used again to drive the first piston push rod 2111 to pull out the pile clamping assembly 12 from the bottom side operation point, and at the same time, the current in the electromagnet 21132 is cut off, and the pile clamping assembly 12 is taken down from the positioning insertion block 2113, so that the pile clamping assembly 12 can be conveniently overhauled and stored.

Referring to fig. 5-6, in the variable amplitude hydraulic pile pressing structure capable of limiting and locking for a hydraulic machine, a hydraulic cylinder fixing assembly 13 includes a support frame body 131 and a driving cylinder assembly 132, a mounting groove 1311 is processed in an inner cavity of the support frame body 131, mounting holes 13111 are processed on both sides of an inner wall of the mounting groove 1311, and an outer side of a rotary hinge shaft 1233 is inserted into the mounting holes 13111 through a rotating shaft 12331 and is movably connected with the mounting holes 13111; the driving oil cylinder assembly 132 comprises a linear oil cylinder 1321 and a variable amplitude oil cylinder 1322, wherein both sides of the linear oil cylinder 1321 are connected with the inner wall of the mounting groove 1311 through a fixed long rod 13211, two groups of variable amplitude oil cylinders 1322 are arranged in parallel, the bottom end of the variable amplitude oil cylinder 1322 is provided with a hinged member 13221, and the hinged members 13221 are mutually connected through a fixed cross rod 13222; the output end of the linear oil cylinder 1321 is provided with a second piston push rod 13212, the top end of the second piston push rod 13212 is connected with a fixed cross rod 13222, the output end of the luffing oil cylinder 1322 is provided with a third piston push rod 13223, the top end of the third piston push rod 13223 is connected with a fixed rod 12312, so that the machine can drive the third piston push rod 13223 to extend outwards through the luffing oil cylinder 1322 and synchronously drive the pile clamping component 12 to swing back and forth, and because the outer side of the rotary hinge shaft 1233 is inserted into the mounting hole 13111 through the rotating shaft 12331, the pile clamping component 12 can adjust the swinging angle along with the telescopic length of the third piston push rod 13223 and can press inclined piles at a certain angle, and the linear oil cylinder 1321 can also stretch up and down through the second piston push rod 13212 to rotate the luffing oil cylinder 1322 and finely adjust the pressed angle of the inclined piles, thereby solving the problems that the inclined pile foundation construction is difficult to hammer in manual excavation or manual construction in the prior art, The construction efficiency is low, environmental pollution is big scheduling problem, and it can direct hydraulic construction inclined pile basis, has also improved the flexibility of operation.

In summary, the following steps: the invention provides a variable amplitude hydraulic pile pressing structure capable of limiting and locking for a hydraulic machine, wherein the upper end surface of a platform body 111 is provided with a positioning slot 112, the inner side of the platform body 111 is connected with a pile clamping assembly 12 through a plurality of groups of reset elastic pieces 1111, the pile clamping assembly 12 consists of a first clamping seat 121, an elastic extrusion air bag 122 and a second clamping seat 123, the outer sides of the first clamping seat 121 and the second clamping seat 123 are both connected with the reset elastic pieces 1111, the elastic extrusion air bag 122 is clamped between the first clamping seat 121 and the second clamping seat 123, the two sides of the elastic extrusion air bag 122 respectively extend out of the outer sides of the first clamping seat 121 and the second clamping seat 123, an electric control air pump 1221 is fixedly arranged on the outer wall of only one side of the elastic extrusion air bag 122, the output end of the electric control air pump 1221 is provided with an air pipe 12211, the other end of the air pipe 12211 extends into the inner cavity of the elastic extrusion air bag 122, so that when the machine is in pile pressing operation, the pile head of the pressed pile can extend into the gap between the bottom ends of the first clamping seat 121 and the second clamping seat 123, then the electric control air pump machine 1221 is used for extracting the air in the elastic extrusion air bag 122, and when the air in the inner cavity of the elastic extrusion air bag 122 is extracted, the internal pressure of the elastic extrusion air bag 122 is gradually reduced, and the volume is reduced, the reset elastic piece 1111 arranged inside the platform body 111 can continuously extrude the first clamping seat 121 and the second clamping seat 123 inwards, and simultaneously, the distance between the first clamping seat 121 and the second clamping seat 123 is reduced and the pile head is limited and locked, so that the pile head is prevented from loosening during operation to influence the pile pressing efficiency and quality, and after the pile is pressed to a construction point, the electric control air pump machine 1221 can be started again to inflate the inner cavity of the elastic extrusion air bag 122 to enlarge the distance between the first clamping seat 121 and the second clamping seat 123, after the pile clamping assembly 12 is lifted, the operation is finished, a second piston push rod 13212 is arranged at the output end of the linear oil cylinder 1321, the top end of the second piston push rod 13212 is connected with a fixed cross rod 13222, a third piston push rod 13223 is arranged at the output end of the amplitude-variable oil cylinder 1322, and a fixed rod 12312 is connected with the top end of the third piston push rod 13223, so that the machine can drive the third piston push rod 13223 to extend outwards through the amplitude-variable oil cylinder 1322 and synchronously drive the pile clamping assembly 12 to swing back and forth during the operation, and because the outer side of the rotary hinge shaft 1233 is inserted into the mounting hole 13111 through the rotating shaft 12331, the pile clamping assembly 12 can adjust the swinging angle along with the telescopic length of the third piston push rod 13223, and can press an inclined pile at a certain angle, and the linear oil cylinder 1321 can also rotate the amplitude-variable oil cylinder 1322 through the vertical telescopic movement of the second piston push rod 13212 and finely adjust the pressed angle of the inclined pile, thereby solving the problems that the foundation of the inclined pile construction or the artificial hammering construction in the prior art is difficult to excavate, construction, and construction, The construction efficiency is low, the environmental pollution is big, it can construct the inclined pile foundation by direct hydraulic pressure, and also improve the flexibility of the operation, and the upper end of the platform body 111 is connected with the hydraulic pressure extraction bearing mechanism 2, the bottom of the bearing holder 22 is installed with the bottom plate 23, and the front end of the bearing holder 22 is installed with the active slot 221, the inner side of the push-pull extraction box 21 is extended into the inner cavity of the active slot 221 and is connected with the active slot 221 movably, both sides of the positioning insert 2113 are installed with the convex fixture block 21131 corresponding to the convex slot 1121, and the bottom of the positioning insert 2113 is also installed with the electromagnet 21132, the positioning insert 2113 is connected with the armature block 1122 by the electromagnet 21132 magnetically, so that the machine can drive the first piston push rod 2111 to move downwards by the upper hydraulic cylinder 211 and drive the positioning insert 2113 to insert downwards into the positioning slot 112, the convex fixture block 21131 is connected with the current in the electromagnet 21132, the electromagnet 21132 adsorbs the armature block 1122 to further improve the connection tightness between the positioning insertion block 2113 and the pile clamping assembly 12, and after the operation is completed, the upper hydraulic cylinder 211 can be used again to drive the first piston push rod 2111 to pull out the pile clamping assembly 12 from the bottom side operation point, the current in the electromagnet 21132 is cut off, the pile clamping assembly 12 is taken down from the positioning insertion block 2113, and the pile clamping assembly 12 is convenient to overhaul and store.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. 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.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims

1. The utility model provides a hydraulic machinery is with width of cloth formula hydraulic pressure pile pressing structure that becomes of spacing locking, draws to bear mechanism (2) including hydraulic pressure pile pressing mechanism (1) and hydraulic pressure, and one side bottom that hydraulic pressure draws to bear mechanism (2) is connected with hydraulic pressure pile pressing mechanism (1), its characterized in that: the hydraulic pile pressing mechanism (1) comprises a fixed locking platform (11), a pile clamping assembly (12) and a hydraulic oil cylinder fixing assembly (13), wherein the fixed locking platform (11) respectively comprises a platform body (111) and positioning slots (112), the positioning slots (112) are formed in the upper end face of the platform body (111), the inner side of the platform body (111) is connected with the pile clamping assembly (12) through a plurality of groups of reset elastic pieces (1111), the pile clamping assembly (12) comprises a first clamping seat (121), an elastic extrusion air bag (122) and a second clamping seat (123), the outer sides of the first clamping seat (121) and the second clamping seat (123) are respectively connected with the reset elastic pieces (1111), the elastic extrusion air bag (122) is clamped between the first clamping seat (121) and the second clamping seat (123), the two sides of the elastic extrusion air bag (122) respectively extend out of the outer sides of the first clamping seat (121) and the second clamping seat (123), an electric control air pump machine (1221) is fixedly arranged on the outer wall of only one side of the elastic extrusion air bag (122), an air conveying pipe (12211) is arranged at the output end of the electric control air pump machine (1221), the other end of the air conveying pipe (12211) extends into the inner cavity of the elastic extrusion air bag (122), and a hydraulic extraction bearing mechanism (2) is clamped at the upper end of the table body (111);

the hydraulic extraction bearing mechanism (2) comprises a push-pull extraction box (21), a bearing clamping seat (22) and a bottom plate (23), the bottom end of the bearing clamping seat (22) is provided with the bottom plate (23), the front end of the bearing clamping seat (22) is provided with a movable groove (221), and the inner side of the push-pull extraction box (21) extends into an inner cavity of the movable groove (221) and is movably connected with the movable groove (221);

convex clamping grooves (1121) are machined on two sides of the inner wall of the positioning slot (112), an armature block (1122) is fixedly arranged at the bottom end of an inner cavity of the positioning slot (112), an upper hydraulic cylinder (211) is fixedly arranged at the position, close to the edge, of the upper end of the outer side of the push-pull extraction box (21), a first piston push rod (2111) is arranged at the output end of the upper hydraulic cylinder (211), a sliding plate (2112) is connected to the bottom end of the first piston push rod (2111), a positioning insertion block (2113) corresponding to the positioning slot (112) is fixedly arranged at the center of the bottom surface of the sliding plate (2112), the bottom end of the sliding plate (2112) is inserted into the positioning slot (112) through the positioning insertion block (2113), and the positioning slot (112) and the positioning insertion block (2113) are matched with each other;

the two sides of the positioning insertion block (2113) are respectively provided with a convex fixture block (21131) corresponding to the convex clamping groove (1121), the convex fixture block (21131) is matched with the convex clamping groove (1121), the bottom end of the positioning insertion block (2113) is further provided with an electromagnet (21132), the positioning insertion block (2113) is magnetically connected with an armature block (1122) through the electromagnet (21132), sliding grooves (212) are respectively machined at the two ends of the outer side of the push-pull extraction box (21), sliding blocks (21121) corresponding to the sliding grooves (212) are installed at the two ends of the inner side of each sliding plate (2112), each sliding plate (2112) is movably connected with each sliding groove (212) through each sliding block (21121), and each sliding block (21121) is matched with each sliding groove (212);

the anti-skid lines (1211) are arranged on the inner side surfaces of the first clamping seat (121) and the second clamping seat (123), the first clamping seat (121) and the second clamping seat (123) are identical in structure size and are axisymmetric with respect to the center line of the platform body (111), the second clamping seat (123) comprises an upper clamp body (1231), a lower clamp body (1232) and a rotary hinge shaft (1233), and two groups of pile pressing hydraulic cylinders (12311) are arranged on the upper end face of the upper clamp body (1231) in parallel;

the hydraulic oil cylinder fixing assembly (13) comprises a support frame body (131) and a driving oil cylinder assembly (132), an installation groove (1311) is machined in an inner cavity of the support frame body (131), installation holes (13111) are machined in two sides of the inner wall of the installation groove (1311), the outer side of the rotary hinge shaft (1233) is inserted into the installation holes (13111) through a rotating shaft (12331) and is movably connected with the installation holes (13111);

the driving oil cylinder assembly (132) comprises a linear oil cylinder (1321) and amplitude-variable oil cylinders (1322), two sides of the linear oil cylinder (1321) are connected with the inner wall of the mounting groove (1311) through a fixed long rod (13211), the amplitude-variable oil cylinders (1322) are arranged in two groups in parallel, the bottom ends of the amplitude-variable oil cylinders (1322) are provided with hinging pieces (13221), and the hinging pieces (13221) are mutually connected through a fixed cross rod (13222);

the output end of the linear oil cylinder (1321) is provided with a second piston push rod (13212), the top end of the second piston push rod (13212) is connected with a fixed cross rod (13222), the output end of the amplitude-variable oil cylinder (1322) is provided with a third piston push rod (13223), and the top end of the third piston push rod (13223) is connected with a fixed rod (12312).

2. The variable-amplitude hydraulic pile pressing structure capable of being locked in a limiting manner for hydraulic machinery as claimed in claim 1, wherein: go up and to have set firmly on the outer wall of clamp (1231) dead lever (12312), and still seted up screens through-hole (12313) on the outer wall of last clamp (1231), the both sides of elasticity extrusion gasbag (122) all stretch into in screens through-hole (12313) and joint screens through-hole (12313), the bottom of going up clamp (1231) is connected with down clamp (1232), the outside of lower clamp (1232) is provided with rotatory hinge (1233), the outside central authorities department of rotatory hinge (1233) has set firmly pivot (12331).