CN212714941U - Bucket cylinder piling arm - Google Patents

Abstract

The utility model discloses a scraper bowl hydro-cylinder arm of piling, including pile big arm, pile forearm and excavator, pile big arm one end swing joint sets up on the inside wall of excavator, and pile big arm other end swing joint is provided with the pile forearm, the welding is provided with bucket rod hydro-cylinder back ear seat on the pile big arm, and the swing joint is provided with the bucket rod hydro-cylinder on the bucket rod hydro-cylinder back ear seat, and bucket rod hydro-cylinder other end swing joint sets up on bucket rod hydro-cylinder back front seat, bucket rod hydro-cylinder back front seat welding sets up on the inside wall of pile forearm, through pile big arm working range, scraper bowl hydro-cylinder prevents the scraper bowl jar collision at the lower extreme of excavator forearm, improves excavation height and pile pulling force, work efficiency and the pile driving force of excavator greatly; the method is mainly used for high-difficulty construction working conditions such as highway, subway and bridge construction.

Description

Bucket cylinder piling arm

Technical Field

The utility model relates to an excavator pile arm device technical field specifically is a scraper bowl hydro-cylinder arm of piling.

Background

The existing original arm of the excavator is mainly directed at excavating earthwork, a loading and unloading vehicle, also select to be used for piling, pile pulling a bit, but because original arm appearance is single, intensity is not enough, the height of lifting, work scope such as pile driving/pile pulling height receives the restriction, cause some special operating modes to be unsuitable, use the original arm of the excavator, a pile driving, pile pulling, it is great to original arm loss, hydraulic system also has influence, can't reach the requirement at special operating mode, work efficiency is lower, the present market pile arm bucket jar of beating is on it, can produce the collision problem of bucket hydro-cylinder, pile pulling dynamics is less, increase excavator oil consumption, for this reason, the utility model provides a bucket hydro-cylinder pile arm is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a scraper bowl hydro-cylinder arm of piling to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a bucket oil cylinder piling arm comprises a piling big arm, a piling small arm and an excavator, wherein one end of the piling big arm is movably connected and arranged on the inner side wall of the excavator, the other end of the piling big arm is movably connected and arranged with the piling small arm, a bucket rod oil cylinder rear lug seat is welded and arranged on the piling big arm, a bucket rod oil cylinder is movably connected and arranged on the bucket rod oil cylinder rear lug seat, the other end of the bucket rod oil cylinder is movably connected and arranged on a bucket rod oil cylinder rear front seat, the bucket rod oil cylinder rear front seat is welded and arranged on the inner side wall of the piling small arm, the bucket oil cylinder is arranged on the inner side wall of the piling small arm through the lug rear seat in an interactive connection manner, a connecting rod assembly is movably connected and arranged at the other end of the bucket oil cylinder, the connecting rod assembly is movably connected and arranged on a protective arm, a piling hammer is movably connected and arranged at the other end of the protective arm, a movable arm, one end of the movable arm oil cylinder is movably connected with the middle sleeve of the pile driving big arm, a pile driving big arm fork is further arranged in the pile driving big arm, a pile driving small arm cover plate is arranged in the pile driving small arm, the middle sleeve of the pile driving small arm is symmetrically arranged on two sides of the pile driving small arm, the bucket oil cylinder is movably connected in the ear rear seat, and the ear rear seat is welded on the inner side wall of the pile driving small arm through a fixing auxiliary mechanism.

Preferably, the fixing auxiliary mechanism comprises a convex block, a fixing plate, a connecting block, a connecting groove, a first inserting block, a second inserting block, a return spring, a clamping groove, an extruding block and an extruding spring, wherein the fixing plate is integrally arranged on the rear seat of the bucket cylinder, the convex block is symmetrically arranged on one side of the fixing plate in an integrally forming mode, the connecting block is symmetrically arranged on the other side of the fixing plate in an integrally forming mode, a threaded hole is formed in the convex block, a fastening screw is arranged in the threaded hole in a threaded connection mode, the connecting block is clamped and arranged in the connecting groove, the first inserting block is arranged in the connecting block in an inserting mode, the second inserting block is arranged at one end of the first inserting block in an inserting mode, the return spring is arranged at the same end of the second inserting block as the first inserting block in a connecting mode, a first slope is arranged at one end of the first inserting block, the other end of the extrusion spring is connected with an extrusion block, the extrusion block is movably connected and arranged in the placing groove, and one end of the extrusion block is provided with a second slope.

Preferably, the slots correspond to the second insertion blocks in arrangement positions and are arranged in the same number, and the cross-sectional shapes of the slots are the same as the cross-sectional shapes of the second insertion blocks, that is, the cross-sectional shapes of the slots are equal in length and width.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the working range of the pile driving big arm and the pile driving small arm, the bucket oil cylinder is arranged at the lower end of the small arm of the excavator, so that the bucket oil cylinder is prevented from colliding, and the excavating height, pile pulling force, working efficiency and pile driving force of the excavator are greatly improved; the method is mainly used for high-difficulty construction working conditions such as highway, subway and bridge construction;

2. through the fixed complementary unit who sets up, it is more simple and convenient to the welded fastening of scraper bowl hydro-cylinder ear back seat to more convenient carry out the rigidity to the scraper bowl hydro-cylinder, it is convenient to bring for the staff, improves work efficiency.

Drawings

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

FIG. 2 is a schematic view of the structure of the present invention showing the connection structure of the big piling arm and the small piling arm extending upward;

FIG. 3 is a schematic view of the horizontal extending connection structure of the piling boom and the piling boom of the present invention;

FIG. 4 is a partially enlarged schematic view of the connection structure of FIG. 1 according to the present invention;

FIG. 5 is a top view of the fixing auxiliary mechanism of the present invention;

fig. 6 is a bottom view of the fixing auxiliary mechanism of the present invention;

fig. 7 is a partial sectional view of the fixing assistance mechanism of the present invention.

In the figure: the pile driving device comprises a pile driving big arm 1, a pile driving small arm 2, a bucket rod oil cylinder rear lug seat 3, a bucket rod oil cylinder 4, a bucket rod oil cylinder rear front seat 5, a bucket oil cylinder 6, a connecting rod assembly 7, a protective arm 8, a pile driving hammer 9, a movable arm oil cylinder 10, a pile driving big arm middle sleeve 11, a pile driving big arm fork 12, a pile driving small arm cover plate 13, a pile driving small arm middle sleeve 14, an excavator 15, a fixing auxiliary mechanism 16, a bump 1601, a fixing plate 1602, a connecting block 1603, a connecting groove 1604, a first insertion block 1605, a second insertion block 1606, a return spring 1607, a clamping groove 1608, an extrusion block 1609 and an extrusion spring 1610.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative work, all belong to the protection scope of the present invention.

Referring to fig. 1 to 7, the present invention provides a technical solution: a bucket oil cylinder piling arm comprises a piling big arm 1, a piling small arm 2 and an excavator 15, one end of the piling big arm 1 is movably connected and arranged on the inner side wall of the excavator 15, the other end of the piling big arm 1 is movably connected and provided with the piling small arm 2, a bucket rod oil cylinder rear lug seat 3 is welded on the piling big arm 1, a bucket rod oil cylinder 4 is movably connected and arranged on the bucket rod oil cylinder rear lug seat 3, the other end of the bucket rod oil cylinder 4 is movably connected and arranged on a bucket rod oil cylinder rear front seat 5, the bucket rod oil cylinder rear front seat 5 is welded and arranged on the inner side wall of the piling small arm 2, a bucket oil cylinder 6 is arranged on the inner side wall of the piling small arm 2 through the ear rear seat in an interactive connection mode, the other end of the bucket oil cylinder 6 is movably connected and provided with a connecting rod assembly 7, the connecting rod assembly 7 is movably connected and arranged on a protective arm 8, the other end of the protective arm 8 is, the inner side wall of the pile driving big arm 1 is movably connected with a movable arm oil cylinder 10, one end of the movable arm oil cylinder 10 is movably connected with a pile driving big arm middle sleeve 11, a pile driving big arm fork 12 is further arranged in the pile driving big arm 1, a pile driving small arm cover plate 13 is arranged in the pile driving small arm 2, pile driving small arm middle sleeves 14 are symmetrically arranged on two sides of the pile driving small arm 2, the bucket oil cylinder 6 is movably connected in an ear rear seat, the ear rear seat is welded on the inner side wall of the pile driving small arm 2 through a fixing auxiliary mechanism 16, the pile driving arm small arm 2 is provided with a bucket ear seat and a bucket oil cylinder 6 below the pile driving small arm 2, the pile driving arm takes a straight line as a reference, the movable arm oil cylinder ear seat is placed below the lower cover plate of the pile driving big arm 1, the tail ear seat of the bucket rod oil cylinder is placed at the lower end of the pile driving big arm 1, and the bucket rod ear seat are cambered surfaces, and stress is dispersed.

The fixing auxiliary mechanism 16 includes a protrusion 1601, a fixing plate 1602, a connecting block 1603, a connecting groove 1604, a first insert block 1605, a second insert block 1606, a return spring 1607, a clamping groove 1608, an extrusion block 1609, and an extrusion spring 1610, wherein the fixing plate 1602 is integrally formed on the bucket cylinder rear seat, the fixing plate 1602 is integrally formed with the protrusion 1601 on one side and symmetrically provided with the connecting block 1603 on the other side, the protrusion 1601 is provided with a threaded hole, a fastening screw is threadedly connected to the threaded hole, the connecting block 1603 is clamped and arranged in the connecting groove 1604, the connecting block 1603 is provided with the first insert block 1605 in an inserting manner, one end of the first insert block 1605 is provided with the second insert block 1606, the second insert block 1606 is provided with the return spring 1607 at the same end as the first insert block 1605, one end of the first insert block 1605 is provided with a first slope, the inner side wall 1604 is symmetrically provided with a clamping groove 1608, and the clamping groove 1608 is arranged on, The number of the sets is the same, the cross-sectional shape of the notch of the clamping groove 1608 is the same as that of the second plug 1606, namely, the cross-sectional shapes of the notch and the second plug 1606 are equal in length and width, a placing groove is formed in the clamping groove 1608, an extrusion spring 1610 is connected and arranged in the placing groove, the other end of the extrusion spring 1610 is connected and arranged with an extrusion block 1609, the extrusion block 1609 is movably connected and arranged in the placing groove, and one end of the extrusion block 1609 is provided with a second slope.

The working principle is as follows: for the utility model, the ear seat of the bucket cylinder and the bucket cylinder are arranged at the position of the pile driving small arm 2 and are arranged below the pile driving small arm 2, the aim is to improve pile pulling force and efficiency, save oil consumption and greatly reduce transportation ultra-high risk, the straight line of the pile driving arm is taken as a reference, so that the pile driving height is higher, the ear seat of the movable arm oil cylinder 10 is arranged below the lower cover plate of the pile driving large arm 1, the ear seat of the tail end of the bucket rod oil cylinder 4 is arranged at the lower end of the pile driving large arm 1, the ear seats of the pile driving large arm 1 and the bucket rod oil cylinder 4 are cambered surfaces, the aim can disperse stress, and further, through the working range of the pile driving large arm and the pile driving small arm, the bucket oil cylinder is arranged at the lower end of the excavator small arm to prevent the collision of the bucket cylinder; mainly used highway, subway, bridge construction etc. are under construction the operating mode of high degree of difficulty to fixed complementary unit 16 through setting up can be with the bucket hydro-cylinder 6 ear seats in advance fixed, and later rethread welding is fixed, and 16 purposes of fixed complementary unit that here set up are for more convenient carry out welded fastening to bucket hydro-cylinder 6 ear seats, bring the convenience for the staff, improve work efficiency.

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 (3)

1. The utility model provides a bucket hydro-cylinder arm of piling, includes pile big arm (1), pile forearm (2) and excavator (15), its characterized in that: one end of the pile driving big arm (1) is movably connected and arranged on the inner side wall of the excavator (15), the other end of the pile driving big arm (1) is movably connected and arranged with the pile driving small arm (2), the pile driving big arm (1) is welded and arranged with the bucket rod oil cylinder rear lug seat (3), the bucket rod oil cylinder rear lug seat (3) is movably connected and arranged with the bucket rod oil cylinder (4), the other end of the bucket rod oil cylinder (4) is movably connected and arranged on the bucket rod oil cylinder rear front seat (5), the bucket rod oil cylinder rear front seat (5) is welded and arranged on the inner side wall of the pile driving small arm (2), the inner side wall of the pile driving small arm (2) is interactively connected and arranged with the bucket oil cylinder (6) through the lug rear seat, the other end of the bucket oil cylinder (6) is movably connected and arranged with the connecting rod assembly (7), the connecting rod assembly (7) is movably connected and arranged on the protective arm (8), the other end of the protective arm (8) is movably, the pile driving device is characterized in that a movable arm oil cylinder (10) is movably connected to the inner side wall of the pile driving big arm (1), one end of the movable arm oil cylinder (10) is movably connected to a sleeve (11) in the pile driving big arm, a pile driving big arm fork (12) is further arranged in the pile driving big arm (1), a pile driving small arm cover plate (13) is arranged in the pile driving small arm (2), pile driving small arm middle sleeves (14) are symmetrically arranged on two sides of the pile driving small arm (2), a bucket oil cylinder (6) is movably connected to the ear rear seat, and the ear rear seat is welded to the inner side wall of the pile driving small arm (2) through a fixing auxiliary mechanism (16).

2. A bucket cylinder staking arm in accordance with claim 1 wherein: the fixing auxiliary mechanism (16) comprises a convex block (1601), a fixing plate (1602), a connecting block (1603), a connecting groove (1604), a first insert block (1605), a second insert block (1606), a return spring (1607), a clamping groove (1608), an extrusion block (1609) and an extrusion spring (1610), wherein the fixing plate (1602) is integrally formed on a bucket cylinder rear seat, the convex block (1601) is symmetrically formed on one side of the fixing plate (1602), the connecting block (1603) is symmetrically formed on the other side of the fixing plate (1601), a threaded hole is formed in the convex block (1601), a fastening screw is arranged in the threaded hole in a threaded connection mode, the connecting block (1603) is clamped in the connecting groove (1604), the first insert block (1605) is arranged in the connecting block (1603) in an inserting mode, the second insert block (1606) is arranged at one end of the first insert block (1605), and the return spring (1607) is arranged at the same end of the second insert block (1606) as the first insert block (, and first inserted block (1605) one end is provided with first slope, the inside wall symmetry of connecting groove (1604) is provided with draw-in groove (1608), be provided with the standing groove in draw-in groove (1608), connect in the standing groove and be provided with extrusion spring (1610), the other end connection of extrusion spring (1610) is provided with extrusion piece (1609), extrusion piece (1609) swing joint sets up in the standing groove to extrusion piece (1609) one end is provided with the second slope.

3. A bucket cylinder staking arm in accordance with claim 2 wherein: the card slot (1608) and the second plug-in block (1606) are arranged at the corresponding positions and in the same number of groups, and the cross section of the slot (1608) is the same as that of the second plug-in block (1606), namely the cross sections are equal in length and width.

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