CN211849431U

CN211849431U - Pile clearing device for shield construction

Info

Publication number: CN211849431U
Application number: CN202020156999.XU
Authority: CN
Inventors: 潘卫东; 史豪杰; 段超杰; 许大伟; 张传鑫; 李永; 左燕凤
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-27
Filing date: 2020-01-27
Publication date: 2020-11-03
Anticipated expiration: 2030-01-27

Abstract

The utility model discloses a stake clearing device for shield structure construction, including supporting the bucket, support and set up a plurality of mounting holes on the bucket, push rod of sliding connection in every mounting hole, the push rod is equipped with buffer towards the one end fixed connection ejector pad that supports the bucket axis on the ejector pad. The utility model pushes the pile column to incline to one side through the push block, and pushes the pile column from a plurality of directions in sequence, so that the pile column shakes, which is convenient for the follow-up pile pulling operation; when the pressing plate extrudes the pile, water in the rubber water storage bag is pressed and discharged by the drain pipe, and water is injected into a gap formed by pouring the pile to one side, so that the pile is convenient to push to shake on the one hand, and water plays a role in lubricating in the follow-up pile pulling process on the other hand.

Description

Pile clearing device for shield construction

Technical Field

The utility model relates to a pile foundation technical field especially relates to a stake clearing device for shield structure construction.

Background

The pile extractor is a pile driver machine which extracts piles from the ground layer by using vibration, static force or hammering action. The common pile extractor is mainly a vibration sinking-extracting machine and a steam hammer pile extractor. When the vibration pile extractor works, the vibration pile extractor is fixedly arranged at the pile head, is suspended under a lifting hook through a spring vibration absorber and a rigging, starts the pile extractor, tightens the rigging, and gradually extracts the pile.

The existing pile extractor adopts a direct suspension removing mode, and the pile is greatly influenced by the resistance of a soil layer, so that the removing efficiency of the pile is influenced.

Disclosure of Invention

The utility model aims at solving the shortcoming that exists among the prior art, and the pile clearing device who is used for shield to construct construction of proposition to solve the problem that exists among the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a pile clearing device for shield construction comprises a supporting barrel, wherein a plurality of mounting holes are formed in the supporting barrel, a push rod is connected in each mounting hole in a sliding mode, one end, facing the axis of the supporting barrel, of each push rod is fixedly connected with a push block, and a buffer device is arranged on each push block;

the buffer device comprises a pressing plate, four corners of one side, close to the pushing block, of the pressing plate are fixedly connected with guide columns respectively, four guide holes are formed in the pushing block, the guide columns are in one-to-one correspondence sliding connection with the guide holes, bosses are arranged at the ends, penetrating through the guide holes, of the guide columns, four first springs are fixedly connected between the pressing plate and the pushing block, and the guide columns and the first springs are arranged in one-to-one correspondence.

Preferably, the mounting holes are three, and the three mounting holes are distributed in an annular array by taking the axis of the support barrel as a reference.

Preferably, the rubber water storage bag is fixedly connected between the pressing plate and the pushing block, the upper side of the rubber water storage bag is fixedly connected with the water injection pipe, and the lower side of the rubber water storage bag is fixedly connected with the drain pipe.

Preferably, one end of the guide post close to the pressure plate is provided with an integrated step post.

Preferably, the outer ring of the support barrel is provided with an annular rotating groove, the support table is rotatably connected in the rotating groove, one end of the upper side of the support table is fixedly connected with a side plate, the side plate is close to one side of a fixed connection lug of the support barrel, the push rod is far away from one end of a fixed connection baffle of the push block, the baffle is arranged corresponding to the lug, a support spring is fixedly connected between the baffle and the support barrel, and the push rod is penetrated through an inner hole of the support spring.

Preferably, the side of the baffle plate close to the projection is provided with an arc shape.

The utility model has the advantages that: the utility model provides a pile clearing device for shield construction pushes the pile to one side to incline through the push block, and pushes the pile from multiple directions in sequence, so that the pile shakes, which is convenient for the follow-up pile pulling operation; when the pressing plate extrudes the pile, water in the rubber water storage bag is pressed and discharged by the drain pipe, and water is injected into a gap formed by pouring the pile to one side, so that the pile is convenient to push to shake on the one hand, and water plays a role in lubricating in the follow-up pile pulling process on the other hand.

Drawings

Fig. 1 is a schematic diagram of the basic structure of the present invention;

FIG. 2 is a sectional view A-A of FIG. 1;

fig. 3 is an enlarged view at F in fig. 1.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-3, the utility model provides a pair of a stake clearing device for shield structure construction, including supporting bucket 2, the upper end and the lower extreme of supporting bucket 2 are open structure, support and set up a plurality of mounting holes on the bucket 2, the mounting hole sets up threely, and three mounting hole uses 2 axes of support bucket to distribute as benchmark ring array, and a extensible member 21 of sliding connection in every mounting hole for the thrust direction of extensible member 21 forms the dislocation, extensible member 21 is equipped with buffer 4 towards the one end fixed connection ejector pad 22 that supports 2 axes of bucket, and extensible member 21 pushes to the stake of treating pulling out, and promotes the stake in proper order from a plurality of directions, so that the stake produces and rocks, is convenient for follow-up pile pulling operation.

Specifically, the buffering device 4 includes a pressing plate 41, four corners of one side of the pressing plate 41 close to the pushing block 22 are respectively and fixedly connected with a guide post 42, four guide holes are formed in the pushing block 22, the guide posts 42 are in one-to-one sliding connection with the guide holes, a boss 43 is arranged at one end of each guide post 42 penetrating through the corresponding guide hole, four first springs 44 are fixedly connected between the pressing plate 41 and the pushing block 22, and the guide posts 42 are arranged in one-to-one correspondence with the first springs 44. One end of the guide post 42 close to the pressure plate 41 is provided with an integrated step post 46. The step column 46 plays a limiting role, and the pressing plate 41 firstly buffers and then extrudes the pile column.

Specifically, a rubber water storage bag 45 is fixedly connected between the pressing plate 41 and the pushing block 22, a water injection pipe is fixedly connected to the upper side of the rubber water storage bag 45, and a drain pipe is fixedly connected to the lower side of the rubber water storage bag 45. Be equipped with the check valve of intaking on the water injection pipe, be equipped with the drainage check valve on the drain pipe, the check valve is prior art for rivers one-way flow, when the clamp plate 41 extrudees the stake, the water pressurized in the rubber water storage bag 45 is discharged by the drain pipe to by the stake to pouring into water in the clearance of empting the production on one side, be convenient for on the one hand promote the stake and rock, on the other hand water plays lubricated effect at follow-up pile pulling in-process.

Specifically, the outer ring of the supporting barrel 2 is provided with an annular rotating groove, the rotating groove is rotationally connected with the supporting platform 1, a driving motor 111 and a speed reducer are fixedly connected with the outer side of the supporting barrel 2, the main shaft of the driving motor 111 is connected to the speed reducer, a conveying shaft of the speed reducer is fixedly connected with a driving gear, the bottom of the supporting platform 1 is fixedly connected with an inner gear ring 112, the driving gear is meshed with the inner gear ring 112, one end of the upper side of the supporting platform 1 is fixedly connected with a side plate 11, one side of the side plate 11, which is close to the supporting barrel 2, is fixedly connected with a convex block 12, the convex block, one end fixed connection baffle 13 that ejector pad 22 was kept away from to push rod 21, baffle 13 corresponds lug 12 setting, and baffle 13 sets to the arc near one side of lug 12, and the arcwall face of baffle 13 plays the transition effect, and baffle 13 and support fixed connection support spring 14 between the bucket 2, push rod 21 is passed by support spring 14's hole. The support table 1 is rotated and the cam 12 is pressed against the stop 13 on the different push rods 21. So that the plurality of push rods 21 are sequentially extended and contracted.

When using, move this device to waiting to pull out on the stake, the stake is passed and is located between a plurality of ejector pad 22 by supporting bucket 2, and one of them extensible member 21 slides and promotes the slope to one side with the stake through ejector pad 22, and promotes the stake in proper order from a plurality of directions to make the stake produce and rock, be convenient for follow-up pile pulling operation.

Further, when the pressing plate 41 extrudes the pile, water in the rubber water storage bag 45 is pressed and discharged through the drain pipe, and water is injected into a gap formed by the pile toppling to one side, so that the pile is convenient to push to shake on one hand, and the water plays a role in lubricating in the subsequent pile pulling process on the other hand.

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

1. A pile clearing device for shield construction comprises a supporting barrel (2), wherein a plurality of mounting holes are formed in the supporting barrel (2), a push rod (21) is connected in each mounting hole in a sliding mode, one end, facing the axis of the supporting barrel (2), of each push rod (21) is fixedly connected with a push block (22), and a buffer device (4) is arranged on each push block (22);

buffer (4) include clamp plate (41), four turning difference fixed connection guide post (42) of one side that clamp plate (41) are close to ejector pad (22), are equipped with four guiding holes on ejector pad (22), guide post (42) and guiding hole one-to-one sliding connection, the one end that guide post (42) passed the guiding hole is equipped with boss (43), four first spring (44) of fixed connection between clamp plate (41) and ejector pad (22), guide post (42) and first spring (44) one-to-one setting.

2. The pile removing device for shield construction according to claim 1, wherein: the three mounting holes are distributed in an annular array by taking the axis of the supporting barrel (2) as a reference.

3. The pile removing device for shield construction according to claim 1, wherein: a rubber water storage bag (45) is fixedly connected between the pressing plate (41) and the pushing block (22), the upper side of the rubber water storage bag (45) is fixedly connected with a water injection pipe, and the lower side of the rubber water storage bag (45) is fixedly connected with a drain pipe.

4. The pile removing device for shield construction according to claim 1, wherein: one end of the guide post (42) close to the pressure plate (41) is provided with an integrated step post (46).

5. The pile removing device for shield construction according to claim 1, wherein: support bucket (2) outer lane and be equipped with annular rotation groove, rotate inslot rotation connection brace table (1), brace table (1) upside one end fixed connection curb plate (11), curb plate (11) are close to one side fixed connection lug (12) that support bucket (2), the one end fixed connection baffle (13) of ejector pad (22) are kept away from in push rod (21), and baffle (13) correspond lug (12) and set up, baffle (13) and support bucket (2) between fixed connection supporting spring (14), and push rod (21) are passed by the hole of supporting spring (14).

6. The pile removing device for shield construction according to claim 5, wherein: one side of the baffle (13) close to the convex block (12) is arranged into an arc shape.