CN109162276B

CN109162276B - Pile hammer of construction machinery pile driver

Info

Publication number: CN109162276B
Application number: CN201811139776.6A
Authority: CN
Inventors: 许剑聪
Original assignee: Guangzhou Yuejia Engineering Technology Co Ltd
Current assignee: Guangzhou Yuejia Engineering Technology Co., Ltd
Priority date: 2018-09-28
Filing date: 2018-09-28
Publication date: 2020-05-22
Anticipated expiration: 2038-09-28
Also published as: CN109162276A

Abstract

The invention discloses a pile hammer of a construction machinery pile driver, which structurally comprises a stroke pressing device, a cutter plate, a transmission case and an air duct groove, wherein the stroke pressing device is vertically embedded in the transmission case, the invention rotates through a rotating ring pipe to enable a downward air moving rod to rotate along an internal slide rail, the downward air moving rod moves up and down to drive an air plate to pneumatically extrude a pneumatic head, the pneumatic head drives an extrusion connecting rod to extrude the pneumatic head in a transmission way, the crushing head is driven by the extrusion connecting rod to crush a rock layer at the lower end through multi-section impact of the crushing head, the pile hammer is prevented from moving and skewing due to the extrusion of rocks, the downward air moving rod moves down to drive a linked hemisphere plate to extrude a linked locking ball, water flows through an external shell cover, and simultaneously the pneumatic head moves down to push a flexible plate water flow to enter the crushing head through a flow pipe and flow out to the surface of dry soil, the pile hammer is protected from excessive friction and thermal damage.

Description

Pile hammer of construction machinery pile driver

Technical Field

The invention relates to the field of construction machinery, in particular to a pile hammer of a pile driver of the construction machinery.

Background

Construction machinery pile driver pile hammer for supplementary people excavate the ground cave fast to ground, excavate the soft geology in ground through the pile driver pile hammer, but current construction machinery pile driver pile hammer has following problem in three gorges dry areas:

1. construction machinery pile driver pile hammer, the rotation through the pile hammer runs through ground when using, excavate the hole, but current pile hammer spiral moves down and rotates when excavating the ground surface layer, because the structure of earth's surface inside can't foresee, there are a large amount of rock layers in the earth's surface inside, single reliance pile hammer spiral rotates to move down and rotates the excavation, lead to the pile hammer cutting board to rotate the rock for a long time and hit the beating, the cutting board extrudees the rock, the power is mutual makes the rock also extrude the cutting board, force the cutting board to take place the skew, the less one side of partial hardness excavates, lead to excavating pile hole position crooked, equipment also damages easily simultaneously.

2. When the pile driver excavates the earth's surface inside simultaneously, because the earth's surface outside can receive the moist of rainwater often for the upper aspect soil property of earth's surface is comparatively loose through the moist of water, but the subsurface aspect is dry, and the pile hammer rotates mutual friction between the two to the dry lower aspect of soil property for a long time, causes the continuous rise of surface cutting board temperature of pile hammer, and the hardness of pile hammer cutting board descends, and the breakage of pile hammer cutting board is damaged.

Disclosure of Invention

In order to solve the problems existing in the prior art, the invention provides a pile hammer of a pile driver of construction machinery, which structurally comprises a stroke pressing device, a cutter plate, a transmission case and vent pipe grooves, wherein the stroke pressing device is vertically embedded and installed in the transmission case, the cutter plate is spirally wound on the outer surface of the stroke pressing device, the vent pipe grooves are 3 and form an integrated structure with the transmission case, the cutter plate is vertically arranged below the transmission case, the stroke pressing device comprises a stroke continuous pressing mechanism, a side sealing mechanism, a directional crushing mechanism, an injection mechanism and a shell, the stroke continuous pressing mechanism is vertically installed at the middle position in the shell, the stroke continuous pressing mechanism is movably connected with the side sealing mechanism through a downward moving rod, the directional crushing mechanism is vertically installed at the lower end position of the shell, and the directional crushing mechanism is mechanically matched with the stroke continuous pressing mechanism through air pressure, the injection mechanism is provided with 2 and is vertically installed on the left side and the right side of the shell, and the injection mechanism is in mechanical transmission with the stroke continuous pressing mechanism through the main shaft rod.

Preferably, the stroke continuous pressure mechanism comprises an anti-lock mechanism, a fixed lock plate, an external pipe, an internal main rod and a reciprocating force-collecting mechanism, the anti-lock mechanism is connected with the internal main rod, the fixed lock plate is provided with 4 and is arranged at four positions inside the external pipe at 90 degrees, the reciprocating force-collecting mechanism is connected with the internal main rod through a shaft and the axes of the reciprocating force-collecting mechanism and the internal main rod are positioned on the same horizontal line, the anti-lock mechanism comprises a rolling spring, a side lock plate and a reverse side plate, the rolling spring is connected with the reverse side plate through a main shaft, the side lock plate is mechanically matched with the reverse side plate, the reciprocating force-collecting mechanism comprises a driving air plate, a semispherical plate, a downward moving rod, a reciprocating mechanism and a semi-convex plate, the driving air plate and the semi convex plate are in an integrated structure, the semi-spherical plate is provided with 3 and is vertically arranged on the front end face of the downward moving rod, and the reciprocating mechanism and the downward moving rod, the forward movement mechanism comprises a rotation ring pipe, a movable sliding shaft and a movable stable plate, the rotation ring pipe is connected with the movable sliding shaft in a sliding mode, the movable stable plate is horizontally arranged inside the movable sliding shaft, the reverse side plate is locked through a side locking plate, so that the reverse side plate can only move in a single direction, 2 locking mechanisms rotating in the direction of the anti-locking mechanism are arranged on the stroke continuous pressing mechanism, and the stroke continuous pressing mechanism can be used for switching to rotate to dig holes and punch to crush rocks.

Preferably, the side seal mechanism includes movable baffle, external clamshell, interlock lock ball, movable baffle and interlock lock ball sliding connection, external clamshell is installed perpendicularly in movable baffle's preceding terminal surface, can prevent the waste of water resource through the inflow flow that movable baffle closed on the external clamshell.

Preferably, directional crushing mechanism includes broken head, flexbile plate, locking lever, transmission extrusion connecting rod, pneumatic head, runner pipe, the vertical upper surface of installing in broken head of transmission extrusion connecting rod, the locking lever is equipped with 2 and horizontal installation in the inside left and right sides of runner pipe, the up end of flexbile plate is laminated with the lower terminal surface of pneumatic head mutually, transmission extrusion connecting rod is installed perpendicularly in the lower terminal surface of pneumatic head, pneumatic head carries out swing joint through flexbile plate and broken head, be equipped with a pair of arc through-hole groove on the runner pipe, have elastic flexbile plate by the arc and be equipped with a plurality of runner holes on the runner pipe and seal.

Preferably, the injection mechanism comprises a push plate, a movable partition plate and a water tank, the push plate is in clearance fit with the movable partition plate, the movable partition plate is horizontally arranged inside the water tank and movably connected with the water tank, the movable partition plate is a baffle plate capable of stretching back and forth, the water tank is sealed during front movement, and water is drained during rear movement.

Advantageous effects

1. According to the pile hammer of the construction machinery pile driver, the downward air moving rod rotates along the internal sliding rail through the rotation of the rotating ring pipe, the downward air moving rod moves up and down to push the air plate to carry out pneumatic extrusion on the pneumatic head, so that the pneumatic head drives the extrusion connecting rod in a transmission manner, the crushing head is driven by the extrusion connecting rod in a transmission manner, the rock layer at the lower end is subjected to multi-section impact on the crushed rock layer through the crushing head, and the pile hammer is prevented from being loosened and inclined due to the extrusion of rocks.

2. According to the pile hammer of the construction machinery pile driver, the reverse side plate of the small block is driven to push the partition sliding plate through the reverse rotation of the internal main rod, the partition sliding plate is extruded through the push plate, the water tank is enabled to be moved and conducted in the partition sliding plate, the linkage locking ball is extruded through the linkage hemispherical plate moved downwards by the lower air rod, the linkage locking ball transmission movable baffle is enabled to be conducted with the external shell cover, the water flow flows through the external shell cover, meanwhile, the pneumatic head moves downwards to push the flexible plate water flow to enter the crushing head through the circulating pipe and flow out to the surface of dry soil, and the pile hammer is protected from being damaged due to excessive friction and heat.

Drawings

Other features, objects and advantages of the present invention will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, with reference to the accompanying drawings.

Fig. 1 is a schematic structural view of a pile hammer of a pile driver of a construction machine according to the present invention.

Fig. 2 is a schematic view of a partial main cross-sectional structure of a stroking press apparatus according to the present invention.

FIG. 3 is a schematic top view of a partial cross-sectional structure of a stroke pressing mechanism according to the present invention.

Fig. 4 is a main sectional detail structure diagram of a reciprocating force-collecting mechanism of the invention.

Fig. 5 is a detailed structural schematic diagram of a directional crushing mechanism of the invention.

Fig. 6 is a rear view of the directional crushing mechanism of the present invention.

In the figure: a stroke pressure device-1, a knife board-2, a transmission case-3, an air duct-4, a stroke continuous pressure mechanism-11, a side sealing mechanism-12, a directional crushing mechanism-13, an injection mechanism-14, a shell-15, an anti-locking mechanism-111, a fixed locking board-112, an external connecting pipe-113, an internal connecting main rod-114, a reciprocating force-collecting mechanism-115, a rolling spring-11101, a side locking board-11102, an opposite side board-11103, a driving air board-1151, a hemispherical board-1152, a downward air-moving rod-1153, a forward mechanism-1154, a semi-convex board-1155, a rotating ring pipe-115401, a moving sliding shaft-115402, a movable stabilizing board-115403, a moving baffle-121, an external connecting shell cover-122, a linkage locking ball-123, a crushing head-131, a side sealing mechanism-12, a directional crushing mechanism-13, flexible plate-132, locking rod-133, transmission extrusion connecting rod-134, pneumatic head-135, flow pipe-136, push plate-141, partition slide plate-142 and water tank-143.

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, and preferred embodiments of the present invention will be further described below with reference to the detailed description and the drawings.

Examples

As shown in fig. 1-6, the invention provides a pile hammer of a pile driver for construction machinery, which structurally comprises a stroke pressing device 1, a knife board 2, a transmission case 3 and an air duct groove 4, wherein the stroke pressing device 1 is vertically embedded and installed inside the transmission case 3, the knife board 2 is spirally wound on the outer surface of the stroke pressing device 1, the air duct groove 4 is provided with 3 air duct grooves and is integrated with the transmission case 3, the knife board 2 is vertically arranged below the transmission case 3, the stroke pressing device 1 comprises a stroke pressing mechanism 11, a side sealing mechanism 12, a directional crushing mechanism 13, an injection mechanism 14 and a shell 15, the stroke pressing mechanism 11 is vertically installed at the middle position inside the shell 15, the stroke pressing mechanism 11 is movably connected with the side sealing mechanism 12 through a down rod, the directional crushing mechanism 13 is vertically installed at the lower end position of the shell 15, the directional crushing mechanism 13 is mechanically matched with the stroke continuous pressing mechanism 11 through air pressure, 2 injection mechanisms 14 are vertically arranged on the left side and the right side of the shell 15, and the injection mechanisms 14 are mechanically transmitted with the stroke continuous pressing mechanism 11 through a main shaft rod.

The stroke continuous-pressure mechanism 11 comprises an anti-lock mechanism 111, a fixed lock plate 112, an external connection pipe 113, an internal connection main rod 114 and a reciprocating force-collecting mechanism 115, wherein the anti-lock mechanism 111 is connected with the internal connection main rod 114 in an axis manner, the fixed lock plate 112 is provided with 4 and presents four directions of 90 degrees arranged inside the external connection pipe 113, the reciprocating force-collecting mechanism 115 is connected with the internal connection main rod 114 in an axis manner, the axes of the reciprocating force-collecting mechanism 115 and the internal connection main rod 114 are positioned on the same horizontal line, the anti-lock mechanism 111 comprises a rolling spring 11101, a side lock plate 11102 and an opposite side plate 11103, the rolling spring 11101 is connected with the opposite side plate 11103 in an axis manner through a main shaft, the side lock plate 11102 is mechanically matched with the opposite side plate 11103, the reciprocating force-collecting mechanism 115 comprises a driving air plate 1151, a hemispherical plate 1152, a downward-moving air rod 1153, a forward-moving mechanism 1154 and a semi-convex plate 1155, the driving air plate 1151 and the semi-convex plate 1155, the hemispherical, the forward moving mechanism 1154 is movably connected with the downward moving air rod 1153 through a moving shaft, the forward moving mechanism 1154 comprises a rotating ring pipe 115401, a moving sliding shaft 115402 and a moving stable plate 115403, the rotating ring pipe 115401 is connected with the moving sliding shaft 115402 in a sliding manner, the moving stable plate 115403 is horizontally installed inside the moving sliding shaft 115402, the reverse side plate 11103 is locked through a side locking plate 11102, so that the reverse side plate 11103 can move only in one direction, the stroke continuous pressing mechanism 11 is provided with 2 locking mechanisms rotating in the direction of the locking prevention mechanism 111, the stroke continuous pressing mechanism 11 can freely switch to rotate to dig holes and crush rocks, compared with the prior art, the internal side plate is triggered through the transmission of the internal main rod 114 to transmit the rotating ring pipe 115401, the rotating ring pipe 115401 is hollow pipe-shaped, and a reciprocating arc-shaped sliding rail is arranged inside, so that the moving sliding shaft 115402 can move on the arc-shaped sliding rail, dust when preventing the pile hammer through rotating ring pipe 115401 is effectual gets into the track and blocks and dies, makes to move down gas pole 1153 through reciprocal arc slide rail simultaneously and carries out reciprocating motion, and the process moves down gas pole 1153 extrusion and drives gas plate 1151 and make the inside crushing head 131 of directional crushing mechanism 13 carry out the crushing rock circle of multistage punching press, can beat the rock many times and smash.

The side sealing mechanism 12 comprises a movable baffle 121, an external casing 122 and a linkage lock ball 123, the movable baffle 121 is connected with the interlocking lock ball 123 in a sliding manner, the external enclosure cover 122 is vertically arranged on the front end surface of the movable baffle 121, the water inlet flow on the external enclosure cover 122 can be sealed by the movable baffle 121 to prevent the waste of water resources, the movable baffle 121 is embedded in the external casing 122, a backflow hole is arranged in the external casing 122 and is sealed and blocked by the movable baffle 121, the movable baffle 121 can be triggered to move backwards to conduct the external casing 122 for drainage only when the linkage locking ball 123 pushes the movable baffle 121, compared with the prior art, the side sealing mechanism 12 can be synchronously used for stamping with the stroke continuous pressing mechanism 11 through the extrusion transmission of the linkage locking balls 123 to the movable baffle 121, and water resource waste caused by water flow release when a pile hammer digs wet soil is prevented.

The directional crushing mechanism 13 includes a crushing head 131, a flexible plate 132, a locking rod 133, a transmission extrusion connecting rod 134, a pneumatic head 135 and a circulating pipe 136, the transmission extrusion connecting rod 134 is vertically installed on the upper surface of the crushing head 131, the locking rod 133 is provided with 2 and horizontally installed on the left side and the right side inside the circulating pipe 136, the upper end surface of the flexible plate 132 is attached to the lower end surface of the pneumatic head 135, the transmission extrusion connecting rod 134 is vertically installed on the lower end surface of the pneumatic head 135, the pneumatic head 135 is movably connected with the crushing head 131 through the flexible plate 132, the circulating pipe 136 is provided with a pair of arc-shaped through hole grooves, the arc-shaped flexible plate 132 with elasticity is provided with a plurality of circulating holes for sealing, compared with the prior art, the existing pile hammer digs through rotation, when encountering a rock layer, the cutter plate 2 is rotationally damaged, but the directional crushing mechanism 13 can make the crushing head 131 perform pneumatic transmission on the pneumatic head 135 through the continuous pressing mechanism 11 so that the The rock is crushed for a plurality of times, the cutter plate 2 is protected, and the process of digging a hole is accelerated.

The injection mechanism 14 comprises a push plate 141, a partition sliding plate 142 and a water tank 143, the push plate 141 and the partition sliding plate 142 are in clearance fit, the partition sliding plate 142 is horizontally arranged inside the water tank 143 and movably connected, the partition sliding plate 142 is a baffle capable of stretching back and forth, the water tank 143 is sealed during forward movement, drainage is performed during backward movement, the injection mechanism 14 extrudes the partition sliding plate 142 through a telescopic elastic plate arranged at the rear end of the partition sliding plate 142 to seal the water tank 143, the existing sealing is adjusted and sealed through bolts, the bolts are easy to rust and block and are difficult to drain, and normal drainage of the water tank 143 is guaranteed through the movable connection of the partition sliding plate 142.

The working principle of the stroke pressing device is as follows: when the pile hammer of the pile driver of the construction machinery rotates, the internal main rod 114 rotates through reverse transmission in the transmission case 3, the reverse rotation of the internal main rod 114 drives the reverse side plate of the small block to extrude and transmit the fixed locking plate, so that the rotating ring pipe 115401 rotates at high speed, the rotation of the rotating ring pipe 115401 drives the reciprocating slide rail in the internal ring pipe to rotate, the slide rail in the internal ring pipe drives the movable slide shaft 115402 to move up and down, the lower air moving rod 1153 is pushed to move up and down to drive the air plate 1151, the air pressure in the cylinder is increased to push the air head 135 to drive the extrusion connecting rod 134 to move up and down to crush the rock by driving the air plate 1151 to extrude the internal pneumatic cylinder, the phenomenon that the cutter plate 2 is inclined due to extrusion of the rock to cause looseness and deflection is effectively prevented, and the reverse side plate of the small block is driven through the reverse rotation of the internal main rod 114, make the anti-curb plate of fritter promote separating movable sliding plate 142, make separating movable sliding plate 142 internal contraction open the sealed drainage that carries out water tank 143, make rivers flow in the inside of external clamshell 122, the rethread moves down gas pole 1153 and moves down and drive hemisphere board 1152 and extrude interlock lock ball 123, make interlock lock ball 123 promote to move in the movable baffle 121, switch on external clamshell 122, let rivers pass through runner pipe 136 and get into in the through-hole of broken head 131 and moisten, prevent that cutting board 2 from constantly dry friction makes the temperature on its surface constantly rising, the hard degree of steel of pile hammer cutting board 2 descends, pile hammer cutting board 2 fracture damage.

The principles, principal features and advantages of the present invention, it should be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to be illustrative only of the principles of the invention, numerous modifications and variations will be apparent to those skilled in the art, which embodiments have been selected and described in order to best explain the principles of the invention and its practical application.

Claims

1. The utility model provides a construction machinery pile driver pile hammer, its structure includes stroke pressure equipment (1), cutting board (2), transmission machine case (3), breather pipe groove (4), the inside in transmission machine case (3) is installed in the vertical embedding of stroke pressure equipment (1), cutting board (2) spiral winding is in the surface of stroke pressure equipment (1), its characterized in that:

the number of the vent pipe grooves (4) is 3, the vent pipe grooves and the transmission case (3) are of an integrated structure, and the knife boards (2) are vertically arranged below the transmission case (3);

the stroke pressing device (1) comprises a stroke continuous pressing mechanism (11), a side sealing mechanism (12), a directional crushing mechanism (13), an injection mechanism (14) and a shell (15);

the stroke continuous pressing mechanism (11) is vertically arranged in the middle of the inside of the shell (15), the stroke continuous pressing mechanism (11) is movably connected with the side sealing mechanism (12) through a downward moving rod, the directional crushing mechanism (13) is vertically arranged at the lower end of the shell (15), the directional crushing mechanism (13) is mechanically matched with the stroke continuous pressing mechanism (11) through air pressure, 2 injection mechanisms (14) are vertically arranged on the left side and the right side of the shell (15), and the injection mechanisms (14) are in mechanical transmission with the stroke continuous pressing mechanism (11) through a main shaft rod.

2. The pile hammer of a construction machine pile driver as claimed in claim 1, wherein: the stroke continuous-pressure mechanism (11) comprises an anti-lock mechanism (111), a fixed locking plate (112), an outer connecting pipe (113), an inner connecting main rod (114) and a reciprocating force-collecting mechanism (115), wherein the anti-lock mechanism (111) is connected with the inner connecting main rod (114) in a shaft mode, the fixed locking plate (112) is provided with 4 parts and is arranged in four positions in the outer connecting pipe (113) in a 90-degree angle mode, the reciprocating force-collecting mechanism (115) is connected with the inner connecting main rod (114) in a shaft mode and the shaft center of the fixed locking plate is located on the same horizontal line, the anti-lock mechanism (111) comprises a rolling spring (11101), a side locking plate (11102) and a reverse side plate (11103), the rolling spring (11101) is connected with the reverse side plate (11103) through a main shaft, the side locking plate (11102) is mechanically matched with the reverse side plate (11103), and the reciprocating force-collecting mechanism (115) comprises a driving air plate (1151), a hemispherical plate (1152), a, The air compressor comprises a forward moving mechanism (1154) and a semi-convex plate (1155), the driving air plate (1151) and the semi-convex plate (1155) are of an integrated structure, the semi-spherical plate (1152) is provided with 3 air inlet holes and is vertically arranged on the front end face of the downward moving air rod (1153), the forward moving mechanism (1154) and the downward moving air rod (1153) are movably connected through a moving shaft, the forward moving mechanism (1154) comprises a rotating ring pipe (115401), a moving sliding shaft (115402) and a movable stabilizing plate (115403), the rotating ring pipe (115401) is connected with the moving sliding shaft (115402) in a sliding mode, and the movable stabilizing plate (115403) is horizontally arranged inside the moving sliding shaft (115402).

3. The pile hammer of a construction machine pile driver as claimed in claim 1, wherein: the side seal mechanism (12) comprises a movable baffle (121), an external shell cover (122) and a linkage lock ball (123), the movable baffle (121) is connected with the linkage lock ball (123) in a sliding mode, and the external shell cover (122) is vertically installed on the front end face of the movable baffle (121).

4. The pile hammer of a construction machine pile driver as claimed in claim 1, wherein: the directional crushing mechanism (13) comprises a crushing head (131), a flexible plate (132), a locking rod (133), transmission extrusion connecting rods (134), a pneumatic head (135) and a circulating pipe (136), wherein the transmission extrusion connecting rods (134) are vertically installed on the upper surface of the crushing head (131), the locking rod (133) is provided with 2 connecting rods and horizontally installed on the left side and the right side of the inside of the circulating pipe (136), the upper end surface of the flexible plate (132) is attached to the lower end surface of the pneumatic head (135), the transmission extrusion connecting rods (134) are vertically installed on the lower end surface of the pneumatic head (135), the pneumatic head (135) is movably connected with the crushing head (131) through the flexible plate (132), and a pair of arc-shaped through hole grooves are formed in the circulating pipe (136).

5. The pile hammer of a construction machine pile driver as claimed in claim 1, wherein: the injection mechanism (14) comprises a push plate (141), a partition sliding plate (142) and a water tank (143), wherein the push plate (141) is in clearance fit with the partition sliding plate (142), and the partition sliding plate (142) is horizontally arranged inside the water tank (143) and is movably connected with the water tank.