CN209873795U

CN209873795U - Pile press

Info

Publication number: CN209873795U
Application number: CN201920337492.1U
Authority: CN
Inventors: 周厚贵
Original assignee: Guangzhou Wanzhou Machinery Equipment Co Ltd
Current assignee: Guangzhou Wanzhou Machinery Equipment Co Ltd
Priority date: 2019-03-15
Filing date: 2019-03-15
Publication date: 2019-12-31
Anticipated expiration: 2029-03-15

Abstract

The utility model discloses a pile pressing machine, include: a base; a guide rod arranged on the base; the clamping head can move up and down along the guide rod and is used for clamping the pile body in operation; the cross beam is arranged on the guide rod and is positioned above the chuck; pile pressing hydro-cylinder, this pile pressing hydro-cylinder includes: the cylinder barrel is fixedly arranged on the cross beam, the piston rod can move up and down through the cross beam, and the piston rod pushes the chuck to move up and down along the guide rod. The utility model discloses a pile pressing hydro-cylinder body locates on the crossbeam, and the piston rod passes the stake of pressing downwards from the crossbeam, has reduced the whole height of the frame of pile pressing machine, has reduced the risk of empting.

Description

Pile press

Technical Field

The utility model relates to a building engineering equipment field, concretely relates to pile pressing machine.

Background

After the building is built, because of foundation subsidence and other reasons, the indoor ground subsidence of the building often occurs, but because the indoor floor height of the general building is limited, large-scale equipment cannot be adopted to form piles indoors, meanwhile, the space between the building columns is larger, small-sized anchor rod static pressure piles can be borrowed without counter force, and the piles are difficult to press, therefore, the reinforcing treatment is difficult to obtain after the indoor ground subsidence of the building, the danger is very high, the time is long, the whole building is easy to be forced to stop using, and the economic loss is also very large.

Chinese patent CN201620756445.7 discloses an integral pile press, comprising: an upper bracket; a base; the supporting rod is arranged between the upper bracket and the base; an integral collet movable up and down along said post for gripping a shaft during operation, the integral collet comprising: the chuck comprises a hollow chuck body, wherein a plurality of cavities are uniformly arranged along the inner side of the chuck body in sequence, and clamping assemblies are arranged in the cavities; and the pile pressing oil cylinder is arranged between the upper bracket and the integral chuck and is used for pressing the clamped pile body into a foundation in operation.

In the process of implementing the technical solution of the present invention, the applicant finds that the above-mentioned technology has at least the following technical problems: because the piston rod of the oil cylinder of the pile pressing machine is arranged upwards, the oil cylinder needs to be integrally arranged in the machine frame of the pile pressing machine, so that the integral height of the machine frame of the pile pressing machine is overhigh, the gravity center of the machine frame is unstable, and the machine frame is easy to topple.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a pile pressing machine, and solves the technical problems that the overall height of the existing pile pressing machine is too high and the center is unstable.

In order to achieve the above object in the prior art, the utility model adopts the following technical scheme:

a pile press comprising: a frame, the frame comprising: the base, the guide rod arranged on the base and the crossbeam arranged on the guide rod; the clamping head can move up and down along the guide rod, is positioned below the cross beam and is used for clamping the pile body in operation; and, a pile-driving cylinder, the pile-driving cylinder comprising: the cylinder barrel is fixedly arranged on the cross beam, the piston rod can move up and down through the cross beam, and the piston rod pushes the chuck to move up and down along the guide rod.

Further, the guide rod is detachably connected with the cross beam.

Further, the guide rod penetrates through the cross beam, the upper side of the cross beam is fixed with the guide rod through a fixing nut on the guide rod, and a leveling nut is arranged on the upper side of the cross beam.

Furthermore, a through hole is formed in the chuck, and the guide rod penetrates through the through hole.

Furthermore, an elastic sleeve is arranged in the through hole, and the guide rod is arranged in the elastic sleeve.

Further, the piston rod is connected with the chuck through a connecting piece.

Furthermore, the crossbeam includes two, sets up respectively the chuck both sides, all are equipped with a pile pressing hydro-cylinder on every crossbeam.

Further, the base is detachably connected with the guide rod.

Furthermore, a through hole is formed in the base, a screw penetrates through the through hole, and the guide rod is connected with the screw through a threaded cylinder.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a pile pressing hydro-cylinder body locates on the crossbeam, and the piston rod passes the stake of pressing downwards from the crossbeam, has reduced the whole height of the frame of pile pressing machine, has reduced the risk of empting.

Drawings

Fig. 1 is a perspective view of a pile press (not including a collet) according to an embodiment of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a perspective view of a collet of the pile press according to the embodiment of the present invention;

fig. 4 is a side view of a pile press according to an embodiment of the present invention;

FIG. 5 is a sectional view A-A of FIG. 4;

FIG. 6 is an enlarged view of portion B of FIG. 5;

fig. 7 is a cross-sectional view of a guide bar portion of an embodiment of the present invention.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-7, the utility model discloses a pile pressing machine, include: a frame, a pile pressing oil cylinder 4 and a chuck 6.

As shown in fig. 1-7, the frame includes a base 1, a guide rod 2 disposed on the base, and a beam 3 disposed on the guide rod.

As shown in fig. 1 to 7, the pile pressing cylinder 4 includes a cylinder 41 and a piston rod 42, which is fixedly disposed on the cross beam 3 by a screw 43. The piston rod 42 moves up and down through the through hole 31 of the cross member 3. The number of the cross beams 3 can be two, the two cross beams are respectively arranged on two sides of the chuck 6, and each cross beam is provided with a pile pressing oil cylinder 4.

As shown in fig. 1-7, the guide rod 2 passes through the cross beam 3, on the guide rod 2, the upper side of the cross beam 3 is fixed with the guide rod 2 through a fixing nut 32, the upper side of the cross beam is provided with a leveling nut 33, and the leveling nut 33 can rotate up and down along the guide rod 2 for adjusting the balance degree of the cross beam 3, so that the detachable connection of the guide rod 2 and the cross beam 3 can be realized.

As shown in fig. 1-7, the clamp 6 is arranged in a position below the beam for clamping the shaft during operation, the edge of the clamp 6 is provided with a through hole 61, and the guide rod 2 passes through the through hole 61. An elastic sleeve 62 is arranged in the through hole 61, and the guide rod is arranged in the elastic sleeve. When the chuck 6 rocks, the elastic sleeve 62 can play a role in buffering, so that the chuck 6 is prevented from directly impacting the guide rod 2, and the service life of the guide rod 2 is prolonged. The elastic sleeve 62 may be enclosed in the through hole 61 by a cover disposed above and below the through hole 61.

The piston rod is connected with the chuck 6 through a connecting piece 5, and pushes the chuck 6 to move up and down along the guide rod 2. An air cylinder 7 is arranged below the chuck and used for pushing a sliding block in the chuck. The specific structure of the chuck is basically the same as that of patent CN201620756445.7, and is not described in detail herein.

As shown in fig. 7, a through hole is formed in the base 1, a screw 11 is inserted through the through hole, and the guide rod 2 is connected with the screw 11 through a threaded cylinder 12, so that the base 1 and the guide rod 2 can be detachably connected.

The utility model discloses a on the crossbeam 3 was located to pile pressing hydro-cylinder 4 cylinder body 41, piston rod 42 passed downward pile pressing from crossbeam 3, had reduced the whole height of the frame of pile pressing machine, had reduced the risk of empting.

Furthermore, the utility model discloses a chuck 6 removes along guide arm 2, and on chuck 6's load shifted guide arm 2, when the load was too big, only can cause guide arm 2 to buckle, the pile driver can not wholly be emptyd, and guide arm 2 be detachable construction, only need with trade guide arm 2 can, greatly reduced the loss.

While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. A pile press is characterized by comprising:

a frame, the frame comprising:

a base seat is arranged on the base seat,

a guide rod arranged on the base, and,

the cross beam is arranged on the guide rod;

the clamping head can move up and down along the guide rod, is positioned below the cross beam and is used for clamping the pile body in operation; and the number of the first and second groups,

pile pressing hydro-cylinder, this pile pressing hydro-cylinder includes:

a cylinder barrel fixedly arranged on the beam,

and the piston rod can move up and down through the cross beam and push the chuck to move up and down along the guide rod.

2. The pile press according to claim 1, wherein: the guide rod is detachably connected with the cross beam.

3. A pile press as claimed in claim 2, wherein: the guide rod penetrates through the cross beam, the upper side of the cross beam is fixed with the guide rod through a fixing nut on the guide rod, and a leveling nut is arranged on the upper side of the cross beam.

4. The pile press according to claim 1, wherein: the chuck is provided with a through hole, and the guide rod penetrates through the through hole.

5. The pile press according to claim 4, wherein: an elastic sleeve is arranged in the through hole, and the guide rod is arranged in the elastic sleeve.

6. The pile press according to claim 1, wherein: the piston rod is connected with the chuck through a connecting piece.

7. The pile press according to claim 1, wherein: the cross beams comprise two cross beams which are respectively arranged on two sides of the chuck, and each cross beam is provided with a pile pressing oil cylinder.

8. The pile press according to claim 1, wherein: the base is detachably connected with the guide rod.

9. The pile press according to claim 1, wherein: the base is provided with a through hole in which a screw penetrates, and the guide rod is connected with the screw through a threaded cylinder.