CN214993832U

CN214993832U - Low-noise hydraulic pile hammer

Info

Publication number: CN214993832U
Application number: CN202121060349.6U
Authority: CN
Inventors: 陈航仁; 王信明; 罗万友
Original assignee: Fujian Jintuo Mechanical Equipment Co ltd
Current assignee: Fujian Jintuo Mechanical Equipment Co ltd
Priority date: 2021-05-18
Filing date: 2021-05-18
Publication date: 2021-12-03
Anticipated expiration: 2031-05-18

Abstract

The utility model discloses a low noise hydraulic pile hammer in the technical field of pile hammer, including hammer frame hypomere, be provided with the frame upper beam plate directly over the hammer frame hypomere, the vertical rigid coupling has the stand between each corner of hammer frame hypomere and frame upper beam plate, the top rigid coupling of hammer frame hypomere has the outer frame that surrounds each group of stand, the below of frame upper beam plate is provided with the lifting cylinder fixed plate, vertically install the lifting cylinder on the lifting cylinder fixed plate, the utility model discloses simple structure, convenient operation is applicable to the pile driving operation of tubular pile, and the pile driving process does not only accord with low carbon, energy-conserving green requirement, and noise pollution is little, and efficient, and pile rate is high, and the operating safety is high; the hammer assembly is lifted to a desired height through the lifting oil cylinder and then quickly drops, the hammer dropping speed is higher due to the design of the hydraulic differential type loop, the hydraulic differential type loop directly acts on the transition block below the hammer assembly in a mode larger than that of free falling, and the pile driving efficiency of the tubular pile is improved.

Description

Low-noise hydraulic pile hammer

Technical Field

The utility model relates to a pile hammer technical field specifically is a low noise hydraulic pressure pile hammer.

Background

Since the ground building is built on the ground and the ground is subjected to a great pressure, the ground must have sufficient strength against the pressure, which is difficult to achieve, and therefore the ground bearing the building must be reinforced or the bearing way of the ground is improved, so that it is conceivable to pile the ground to transfer most of the weight of the building to a position deep below the ground through the pile, because the ground bearing capacity of the position is much larger than that of the ground.

The existing hydraulic pile hammer has the defects of low hammer lifting speed, high noise, low pile forming rate, non-durable hammer core guiding and the like, so that the existing hydraulic pile hammer generally has low working efficiency, a pile pipe has cracks and is exploded, and the integral lifting needs manual rope pulling and the like.

Based on this, the utility model designs a low noise hydraulic pressure pile hammer to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low noise hydraulic pressure pile hammer to current hydraulic pressure pile hammer that proposes in solving above-mentioned background art carries hammer speed slow, the noise is high, and it is low to become the stake rate, and hammer core direction defects such as not durable make it generally low on the one side at the operating efficiency, and the stake pipe produces the crackle, explodes, and the whole problem that promotes and rises and falls and need phenomenons such as artifical stay cord.

In order to achieve the above object, the utility model provides a following technical scheme: a low-noise hydraulic pile hammer comprises a hammer outer frame lower section, wherein a frame upper beam plate is arranged right above the hammer outer frame lower section, stand columns are vertically and fixedly connected between the hammer outer frame lower section and each corner of the frame upper beam plate, an outer frame surrounding each group of stand columns is fixedly connected to the top of the hammer outer frame lower section, a lifting cylinder fixing plate is arranged below the frame upper beam plate, a lifting cylinder is vertically arranged on the lifting cylinder fixing plate, a photoelectric switch frame is fixedly connected to the top of the lifting cylinder, a telescopic part of the lifting cylinder is fixedly connected with a heavy hammer component, a pile cap transition sleeve is fixedly connected to the bottom of the hammer outer frame lower section, a pile cap is fixedly connected to the bottom of the pile cap transition sleeve, a transition block fixedly connected to the pile cap transition sleeve is arranged above the pile cap, a lifting lug is fixedly connected to the top of the frame upper beam plate uniformly, and a gripper component is fixedly connected to the right side wall of the outer frame uniformly, an undercarriage is arranged above the right side wall of the outer frame, and a unhooking assembly matched with the undercarriage for use is installed on the upper right portion of the inner cavity of the outer frame.

Preferably, the heavy hammer component comprises a lower hammer, the upper part of the lower hammer is uniformly overlapped with the overlapping hammers, the lower hammer and each group of overlapping hammers are uniformly and fixedly connected with fixing studs, the corners of the lower hammer and each group of overlapping hammers are fixedly connected with guide cast iron plates, and the bottom of the lower hammer is fixedly connected with a striking hammer protruding downwards.

Preferably, the hand grab assembly comprises a hand grab cross beam, hand grabs are symmetrically and fixedly connected to the front and the back of the right side of the hand grab cross beam, and the opposite inner sides of the two groups of hand grabs are provided with grabbing sliding grooves.

Preferably, the undercarriage comprises a lifting frame fixedly connected with two vertical plates at intervals, lifting guide sleeves are symmetrically and fixedly connected with the right side of the lifting frame in a front-back symmetrical mode, pulleys are rotatably connected to the upper portion of the lifting frame, shaft sleeves are arranged above the pulleys, and openings which are communicated with each other left and right are formed in the middle of the lifting frame.

Preferably, the unhooking assembly comprises an unhooking rack, a through hole which is communicated from left to right is formed in the lower right portion of the unhooking rack, an unhooking block penetrating through the through hole is hinged to the lower left portion of the unhooking rack, and a hydraulic cylinder is hinged between the upper left portion of the unhooking block and the upper portion of the unhooking rack.

Preferably, the outer frame is of a double-layer coaming structure, the internal coaming is a punching plate, and a sound absorption material is arranged in the middle of the interlayer.

Preferably, the lifting cylinder fixing plate is uniformly provided with silencing holes.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has simple structure and convenient operation, is suitable for pile driving operation of the tubular pile, not only meets the requirements of low carbon and energy saving for green environmental protection in the pile driving process, but also has little noise pollution, high efficiency, high pile forming rate and high operation safety; the hammer is quickly dropped after the heavy hammer assembly is lifted to a desired height through the lifting oil cylinder, the drop hammer speed is higher due to the design of a hydraulic differential type loop, the hydraulic differential type loop directly acts on a transition block below the heavy hammer assembly in a mode larger than that of free falling, and the piling efficiency of the tubular pile is favorably improved; through the transition block, the impact force received by the pile cap can be reduced, so that damage to the counter weight component and the pile pipe and the like can be avoided, and the construction quality of the pile foundation is influenced.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the overall three-dimensional structure of the present invention;

FIG. 3 is a schematic view of the heavy hammer assembly of the present invention;

fig. 4 is a schematic structural view of the gripper assembly of the present invention;

FIG. 5 is a schematic view of the landing gear of the present invention;

fig. 6 is a schematic structural view of the unhooking assembly of the present invention.

In the drawings, the reference numerals denote the following components:

1-hammer outer frame lower section, 2-machine frame upper beam plate, 3-upright post, 4-outer frame, 5-lifting cylinder fixing plate, 6-lifting oil cylinder, 7-photoelectric switch frame, 8-weight component, 81-lower hammer, 82-superposition hammer, 83-fixing stud, 84-guiding cast iron plate, 85-striking hammer, 9-pile cap transition sleeve, 10-pile cap, 11-transition block, 12-lifting lug, 13-gripping component, 131-gripping cross beam, 132-gripping hand, 133-gripping sliding chute, 14-landing gear, 141-lifting frame, 142-lifting guide sleeve, 143-pulley, 144-shaft sleeve, 145-opening, 15-unhooking component, 151-unhooking frame, 152-unhooking block and 153-hydraulic cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a low noise hydraulic pile hammer, which comprises: a low-noise hydraulic pile hammer comprises a hammer outer frame lower section 1, a frame upper beam plate 2 is arranged right above the hammer outer frame lower section 1, upright posts 3 are vertically and fixedly connected between the hammer outer frame lower section 1 and each corner of the frame upper beam plate 2, an outer frame 4 surrounding each group of upright posts 3 is fixedly connected with the top of the hammer outer frame lower section 1, a lifting cylinder fixing plate 5 is arranged below the frame upper beam plate 2, a lifting cylinder 6 is vertically arranged on the lifting cylinder fixing plate 5, a photoelectric switch frame 7 is fixedly connected with the top of the lifting cylinder 6, a heavy hammer assembly 8 is fixedly connected with a telescopic part of the lifting cylinder 6, a pile cap transition sleeve 9 is fixedly connected with the bottom of the hammer outer frame lower section 1, a pile cap 10 is fixedly connected with the bottom of the pile cap transition sleeve 9, a transition block 11 fixedly connected with the pile cap transition sleeve 9 is arranged above the pile cap 10, lifting lugs 12 are uniformly and fixedly connected with the top of the frame upper beam plate 2, and a gripper assembly 13 is uniformly and fixedly connected with the right side wall of the outer frame 4, an undercarriage 14 is arranged above the right side wall of the outer frame 4, and a unhooking assembly 15 matched with the undercarriage 14 is arranged at the upper right part of the inner cavity of the outer frame 4.

Further, the heavy hammer component 8 comprises a lower hammer 81, overlapping hammers 82 are uniformly overlapped above the lower hammer 81, fixing studs 83 are uniformly and fixedly connected between the lower hammer 81 and each group of overlapping hammers 82, guide cast iron plates 84 are fixedly connected at the corners of the lower hammer 81 and each group of overlapping hammers 82, and striking hammers 85 protruding downwards are fixedly connected at the bottom of the lower hammer 81; the telescopic end of the lifting oil cylinder 6 penetrates through the superposition hammer 82 and is fixed with the lower hammer 81, and when the lifting oil cylinder 6 is telescopic, the lower hammer 81 and the plurality of groups of superposition hammers 82 can be driven to lift.

Further, the gripper assembly 13 comprises a gripper beam 131, grippers 132 are symmetrically and fixedly connected to the right side of the gripper beam 131 in a front-back symmetrical manner, gripping chutes 133 are formed in the opposite inner sides of the two groups of grippers 132, and the gripping chutes 133 of the grippers 132 on the two sides are clamped into a vertical guide plate of the pile driver, so that the pile driving hammer can be stably lifted.

Further, the landing gear 14 includes a lifting frame 141 fixedly connected by two vertical plates at intervals, lifting guide sleeves 142 are symmetrically fixedly connected to the right side of the lifting frame 141 in a front-back manner, a pulley 143 is rotatably connected to the upper portion of the lifting frame 141, a shaft sleeve 144 is arranged above the pulley 143, and a left-right through opening 145 is formed in the middle of the lifting frame 141; the pulley 143 is used for being fixed with hoisting equipment of an external pile driver in a rope threading manner, so that the landing gear 14 can be conveniently lifted; the landing guide 142 is slidably connected to the vertical guides of the pile driver so that the landing gear 14 is stably vertically raised and lowered.

Further, the unhooking assembly 15 comprises an unhooking rack 151, a through hole which is through from left to right is formed in the right lower portion of the unhooking rack 151, an unhooking block 152 which penetrates through the through hole is hinged to the left lower portion of the unhooking rack 151, and a hydraulic cylinder 153 is hinged between the left upper portion of the unhooking block 152 and the upper portion of the unhooking rack 151; the telescopic end of the hydraulic cylinder 153 is controlled to stretch, so that the unhooking block 152 can be driven to swing, and the undercarriage 14 can be hooked and unhooked.

Further, outer frame 4 is double-deck bounding wall structure, and inside bounding wall adopts the board of punching a hole, is provided with sound absorbing material in the middle of the interlayer, can realize inhaling the function of making an uproar.

Furthermore, the lifting cylinder fixing plate 5 is uniformly provided with silencing holes, so that the noise is further reduced.

One specific application of this embodiment is: the utility model relates to a low noise hydraulic pressure pile hammer, during the use, with pile hammer and pile driver installation, and on moving pile hammer to the stake pipe through the displacement function of pile driver, control 15 unhooking 14, then, weight subassembly 8 promotes to the quick hammer that falls behind the anticipated height through lift cylinder 6, hydraulic pressure differential type loop design makes its hammer speed that falls faster, on transition piece 11 with being greater than free fall mode direct action in weight subassembly 8 below, squeeze into the stratum with the stake pipe after 11 do work to the pile cap 10 of suit in pile cap transition cover 9 through transition piece. Because the acting force of the heavy hammer component 8 on the transition block 11 is very large, the retention time is short, if the transition block 11 is not arranged, the heavy hammer component 8 directly acts on the pile cap 10, so that the pile cap 10 generates extremely large impact force, damage such as damage to the heavy hammer component 8 and a pile pipe is generated, and the construction quality of a pile foundation is influenced.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a low noise hydraulic pressure pile hammer, includes hammer frame hypomere (1), its characterized in that: a machine frame upper beam plate (2) is arranged right above the hammer outer frame lower section (1), columns (3) are vertically fixedly connected between the hammer outer frame lower section (1) and corners of the machine frame upper beam plate (2), an outer frame (4) surrounding each group of columns (3) is fixedly connected to the top of the hammer outer frame lower section (1), a lifting cylinder fixing plate (5) is arranged below the machine frame upper beam plate (2), a lifting cylinder (6) is vertically installed on the lifting cylinder fixing plate (5), a heavy hammer frame (7) is fixedly connected to the top of the lifting cylinder (6), a telescopic part of the lifting cylinder (6) is fixedly connected with a heavy hammer assembly (8), a pile cap transition sleeve (9) is fixedly connected to the bottom of the hammer outer frame lower section (1), a pile cap (10) is fixedly connected to the bottom of the pile cap transition sleeve (9), a transition block (11) fixedly connected to the pile cap transition sleeve (9) is arranged above the pile cap (10), the even rigid coupling in top of frame entablature board (2) has lug (12), even rigid coupling has tongs subassembly (13) on the right side wall of outer frame (4), the right side wall top of outer frame (4) is provided with undercarriage (14), unhook subassembly (15) that cooperation undercarriage (14) used are installed to the upper right portion of inner chamber of outer frame (4).

2. A low noise hydraulic pile hammer as set forth in claim 1, wherein: the heavy hammer component (8) comprises a lower hammer (81), superposition hammers (82) are uniformly overlapped above the lower hammer (81), fixing studs (83) are uniformly and fixedly connected between the lower hammer (81) and each group of superposition hammers (82), guide cast iron plates (84) are fixedly connected at corners of the lower hammer (81) and each group of superposition hammers (82), and striking hammers (85) protruding downwards are fixedly connected at the bottom of the lower hammer (81).

3. A low noise hydraulic pile hammer as set forth in claim 1, wherein: the hand grab assembly (13) comprises a hand grab cross beam (131), hand grabs (132) are symmetrically and fixedly connected to the front and the back of the right side of the hand grab cross beam (131), and the opposite inner sides of the two groups of hand grabs (132) are provided with gripping sliding grooves (133).

4. A low noise hydraulic pile hammer as set forth in claim 1, wherein: the landing gear (14) comprises a lifting frame (141) fixedly connected with two vertical plates at intervals, lifting guide sleeves (142) are symmetrically and fixedly connected with the front and the back of the right side of the lifting frame (141) in a front-back symmetrical mode, a pulley (143) is rotatably connected to the upper portion of the lifting frame (141), a shaft sleeve (144) is arranged above the pulley (143), and a left-right through opening (145) is formed in the middle of the lifting frame (141).

5. A low noise hydraulic pile hammer as set forth in claim 1, wherein: unhook subassembly (15) are including unhook frame (151), the through-hole that link up about the right lower part of unhook frame (151) is seted up, the left lower part of unhook frame (151) articulates there is unhook piece (152) of wearing out the through-hole, it has pneumatic cylinder (153) to articulate between the upper portion in a left side of unhook piece (152) and the upper portion of unhook frame (151).

6. A low noise hydraulic pile hammer as set forth in claim 1, wherein: the outer frame (4) is of a double-layer coaming structure, the internal coaming is a punching plate, and a sound absorption material is arranged in the middle of the interlayer.

7. A low noise hydraulic pile hammer as set forth in claim 1, wherein: silencing holes are uniformly formed in the lifting cylinder fixing plate (5).