CN216194729U

CN216194729U - Hydraulic pile hammer

Info

Publication number: CN216194729U
Application number: CN202122752663.7U
Authority: CN
Inventors: 李晓刚; 何成安; 孙凯旋; 孙成才
Original assignee: Shandong Tianlu Construction Machinery Co ltd; Shandong Tianlu Heavy Industry Technology Co ltd
Current assignee: Shandong Tianlu Construction Machinery Co ltd; Shandong Tianlu Heavy Industry Technology Co ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-04-05
Anticipated expiration: 2031-11-11

Abstract

The application discloses hydraulic pile hammer relates to engineering construction machinery technical field, including the centre gripping subassembly that is used for the centre gripping stake piece, the centre gripping subassembly symmetry is provided with two sets ofly and the centre gripping subassembly includes fixed frame plate and centre gripping frid, has seted up a type draw-in groove in the inner chamber of going up the fixed frame plate, and has gone up the inner wall both sides of fixed frame plate and all seted up the spout, the bottom of going up the fixed frame plate is connected with the centre gripping frid, the inside wall design of centre gripping frid still is provided with the sound absorbing layer for the inside wall of interior concavity and centre gripping frid on the surface. This application is when hammering the stake material, can utilize the outside portion centre gripping of the stake material that the centre gripping subassembly will hammered earlier in two sets of centre gripping frills, carry out centre gripping and spacing to the stake material, prevent that the angle from producing the efficiency and the quality that the deviation influences the pile driving when the pile driving, go up and strike the usable direction slider up-and-down motion in the spout of hammer spare when the hammering, and play the effect of direction, avoid the hammering angle of last striking hammer spare to take place the skew when the pile driving.

Description

Hydraulic pile hammer

Technical Field

The utility model relates to the technical field of engineering construction machinery, in particular to a hydraulic pile driving hammer.

Background

The hydraulic pile hammer is rapidly applied to the aspects of high-speed railways, highway soft foundation treatment, sea filling, bridge and wharf engineering, deep foundation pit support, foundation treatment of common buildings and the like. The equipment adopts a hydraulic power station as a hydraulic power source, and high-frequency vibration is generated through a vibration box, so that the pile body is easily driven into a soil layer, and the equipment is particularly suitable for short pile projects in municipal administration, bridges, cofferdams, building foundations and the like. However, most of the existing pile driving hammers cannot clamp and fix pile materials during pile driving, and the angle of pile driving is prone to deviation.

SUMMERY OF THE UTILITY MODEL

In order to improve the above-mentioned problems, the present invention provides a hydraulic pile driving hammer.

The utility model provides a hydraulic pile hammer, which adopts the following technical scheme: the utility model provides a hydraulic pile hammer, is including the centre gripping subassembly that is used for the centre gripping stake piece, centre gripping subassembly symmetry is provided with two sets ofly and the centre gripping subassembly includes fixed frame plate and centre gripping frid, upward set up a door type draw-in groove in the inner chamber of fixed frame plate, and go up the inner wall both sides of fixed frame plate and all seted up the spout, the bottom of going up the fixed frame plate is connected with the centre gripping frid, the inside wall design of centre gripping frid still is provided with the sound absorbing layer for the inside wall of interior concavity and centre gripping frid on the surface.

Based on the technical characteristics: this hydraulic pressure pile hammer when carrying out the hammering to the stake material, can utilize the outside portion centre gripping of the stake material that the centre gripping subassembly will hammered earlier in two sets of centre gripping frid, carry out centre gripping and spacing to the stake material, prevent that the angle produces the efficiency and the quality that the deviation influences the pile when the pile driving.

As a preferable aspect of the hydraulic pile driving hammer of the present invention, wherein: the sound absorption layer is a member made of a glass fiber or rock wool material.

Based on the technical characteristics: the noise that the accessible sound absorbing layer produced the pile when the pile is driven carries out the active absorption, plays the effect of making an uproar to a certain extent.

As a preferable aspect of the hydraulic pile driving hammer of the present invention, wherein: the upper end face of the upper fixing frame plate is fixedly provided with a hydraulic cylinder, the bottom end of the hydraulic cylinder is provided with a reciprocating piston push rod, and the bottom end of the reciprocating piston push rod is connected with an upper hammering piece.

Based on the technical characteristics: when piling, the hydraulic cylinder can be started, the reciprocating piston push rod is utilized to drive the upper hammering piece to do reciprocating hammering action, and the lower pile material is hammered.

As a preferable aspect of the hydraulic pile driving hammer of the present invention, wherein: and guide sliding blocks are arranged on two sides of the outer wall of the upper striking hammer corresponding to the sliding groove and are in sliding fit with the sliding groove.

Based on the technical characteristics: go up and strike hammer spare and can utilize the direction slider up-and-down motion in the spout when the hammering, and play the effect of direction, avoid the hammering angle of going up to strike hammer spare when the pile takes place the skew.

As a preferable aspect of the hydraulic pile driving hammer of the present invention, wherein: the outer wall fixedly connected with spring of going up the fixed frame plate, the outside of spring is connected with the location holder, the outside at last fixed frame plate is wrapped up in to the location holder.

Based on the technical characteristics: the clamping groove plate that the usable spring of location holder was connected last fixed frame plate and last fixed frame plate bottom carries out the centre gripping, and improves the clamping dynamics of centre gripping groove plate to stake spare.

As a preferable aspect of the hydraulic pile driving hammer of the present invention, wherein: the bottom surface of going up the strike hammer is installed the cushion, the bottom of cushion is connected with down strikes the hammer, and the cushion is the component of being made by a rubber materials.

Based on the technical characteristics: the upper striking hammer acts on the pile through the buffer cushion layer and the lower striking hammer, so that the rebound of the hammer is reduced, and the influence of impact force on the hydraulic cylinder is reduced.

In summary, the utility model includes at least one of the following advantages:

1. when the hydraulic pile driving hammer is used for hammering a pile material, the outer side part of the pile material to be hammered can be clamped in the two groups of clamping groove plates by the aid of the clamping assembly to clamp and limit the pile material, and deviation of an angle during pile driving is prevented from affecting pile driving efficiency and quality;

2. the upper striking hammer can move up and down in the sliding groove by using the guide sliding block during striking, and plays a role in guiding, so that the striking angle of the upper striking hammer is prevented from deviating during piling;

3. the upper striking hammer acts on the pile through the buffer cushion layer and the lower striking hammer, so that the rebound of the hammer is reduced, and the influence of impact force on the hydraulic cylinder is reduced.

Drawings

FIG. 1 is an overall block diagram of the present invention;

FIG. 2 is a detailed block diagram of a set of clamping assemblies of the present invention;

fig. 3 is an enlarged view of the utility model at a in fig. 1.

Description of reference numerals:

1. a clamping assembly; 11. an upper fixed frame plate; 111. a door-shaped clamping groove; 112. a chute; 12. clamping the groove plate; 121. a sound absorbing layer; 2. a hydraulic cylinder; 21. a reciprocating piston push rod; 3. an upper striking hammer; 31. a guide slider; 32. a cushion layer; 4. a spring; 41. positioning the clamping seat; 5. and a lower striking hammer.

Detailed Description

The present invention is described in further detail below with reference to figures 1-3.

Referring to fig. 1-3, an embodiment of the present invention is shown: the utility model provides a hydraulic pile hammer, including the centre gripping subassembly 1 that is used for the centre gripping stake piece, 1 symmetry of centre gripping subassembly is provided with two sets ofly and centre gripping subassembly 1 includes fixed frame plate 11 and centre gripping frid 12, the up end of going up fixed frame plate 11 has set firmly pneumatic cylinder 2, the bottom of pneumatic cylinder 2 is provided with reciprocating piston push rod 21, the bottom of reciprocating piston push rod 21 is connected with strikes hammer member 3, when piling, can start pneumatic cylinder 2 and utilize reciprocating piston push rod 21 to drive to strike hammer member 3 and do reciprocal hammering action, and beat the stake material of below.

Open in the inner chamber of going up fixed frame plate 11 and be equipped with door type draw-in groove 111, and go up the inner wall both sides of fixed frame plate 11 and all seted up spout 112, the bottom of going up fixed frame plate 11 is connected with centre gripping frid 12, when hammering the stake material, can utilize centre gripping subassembly 1 earlier with the outside portion centre gripping of the stake material of will hammering in two sets of centre gripping frids 12, carry out centre gripping and spacing to the stake material, prevent that the angle produces the deviation and influences the efficiency and the quality of piling when the pile.

The inside wall design of centre gripping frid 12 is interior concavity and still is provided with sound absorbing layer 121 on the inside wall surface of centre gripping frid 12, and sound absorbing layer 121 is the component of being made by a glass fiber or rock wool material, and accessible sound absorbing layer 121 carries out the effective absorption to the noise of piling the production when piling, plays the effect of making an uproar certainly.

The bottom surface of the upper striking hammer 3 is provided with a cushion layer 32, the bottom end of the cushion layer 32 is connected with the lower striking hammer 5, the cushion layer 32 is a member made of a rubber material, the upper striking hammer 3 acts on the pile through the cushion layer 32 and the lower striking hammer 5, the rebound of the hammer head is reduced, and the influence of the impact force on the hydraulic cylinder 2 is reduced.

Referring to fig. 2-3, the upper striking hammer 3 is provided with guide sliders 31 at two sides of the outer wall of the sliding slot 112, the guide sliders 31 are slidably engaged with the sliding slot 112, and the upper striking hammer 3 can move up and down in the sliding slot 112 by using the guide sliders 31 during striking, and plays a role in guiding, so as to prevent the striking angle of the upper striking hammer 3 from deviating during driving.

Referring to fig. 3, the outer wall of the upper fixed frame plate 11 is fixedly connected with a spring 4, the outer side of the spring 4 is connected with a positioning holder 41, the positioning holder 41 wraps the outer side of the upper fixed frame plate 11, the positioning holder 41 can clamp the upper fixed frame plate 11 and the clamping groove plate 12 connected to the bottom end of the upper fixed frame plate 11 by using the spring 4, and the clamping force of the clamping groove plate 12 to the pile is improved.

The working principle is as follows: when hammering the pile material, the outer side part of the pile material to be hammered can be clamped in the two groups of clamping groove plates 12 by the clamping assembly 1 to clamp and limit the pile material, and when piling, the hydraulic cylinder 2 can be started, the reciprocating piston push rod 21 is used for driving the upper hammering piece 3 to do reciprocating hammering action, and the lower pile material is hammered.

The above are all preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.

Claims

1. A hydraulic pile hammer comprising a clamping assembly (1) for clamping a pile element, characterized in that: centre gripping subassembly (1) symmetry is provided with two sets of and centre gripping subassembly (1) and includes fixed frame plate (11) and centre gripping frid (12), it has offered door type draw-in groove (111) to go up in the inner chamber of fixed frame plate (11), and goes up the inner wall both sides of fixed frame plate (11) and all seted up spout (112), the bottom of going up fixed frame plate (11) is connected with centre gripping frid (12), the inside wall design of centre gripping frid (12) still is provided with sound absorbing layer (121) for the inside wall of interior concavity and centre gripping frid (12) on the surface.

2. A hydraulic pile driving hammer as set forth in claim 1, wherein: the sound absorption layer (121) is a member made of a glass fiber or rock wool material.

3. A hydraulic pile driving hammer as set forth in claim 1, wherein: the upper end face of the upper fixing frame plate (11) is fixedly provided with a hydraulic cylinder (2), the bottom end of the hydraulic cylinder (2) is provided with a reciprocating piston push rod (21), and the bottom end of the reciprocating piston push rod (21) is connected with an upper striking hammer (3).

4. A hydraulic pile driving hammer as set forth in claim 3, wherein: the outer wall two sides of the upper striking hammer (3) corresponding to the sliding groove (112) are provided with guide sliding blocks (31), and the guide sliding blocks (31) are in sliding fit with the sliding groove (112).

5. A hydraulic pile driving hammer as set forth in claim 1, wherein: go up the outer wall fixedly connected with spring (4) of fixed frame board (11), the outside of spring (4) is connected with location holder (41), location holder (41) parcel is in the outside of last fixed frame board (11).

6. A hydraulic pile driving hammer as set forth in claim 3, wherein: the bottom surface of the upper striking hammer (3) is provided with a cushion pad layer (32), the bottom end of the cushion pad layer (32) is connected with the lower striking hammer (5), and the cushion pad layer (32) is a component made of a rubber material.