CN210457196U

CN210457196U - Single-rope punching grab bucket

Info

Publication number: CN210457196U
Application number: CN201920875549.3U
Authority: CN
Inventors: 陆长才
Original assignee: Shanghai Fengfeng Mechanical Equipment Co Ltd
Current assignee: Shanghai Fengfeng Mechanical Equipment Co Ltd
Priority date: 2019-06-11
Filing date: 2019-06-11
Publication date: 2020-05-05
Anticipated expiration: 2029-06-11

Abstract

The utility model relates to a single rope dashes grab bucket, the novel nipple rectifier comprises a cylindrical shel, the wire rope assembly, the assembly pulley, the fill head, pull rod and bucket shell, the wire rope assembly is installed on the barrel top, and make single wire rope stretch into in the barrel, the assembly pulley passes through the pulley bracket setting in the barrel, the lower extreme at the barrel is connected to the fill head, the bucket shell sets up the both sides at the fill head, there is interior direction slide at barrel inside weld, single wire rope concatenates all pulleys of assembly pulley, reciprocate in the direction slide including the drive pulley bracket, pull rod one end is fixed on the pulley bracket, the other end is fixed on the bucket shell, by pull rod drive bucket shell switching. The beneficial effects are that: the utility model has the advantages of being simple in structure and convenient in installation, single wire rope carries, and when wire rope transferred, wire rope was difficult for beating the commentaries on classics and twines together, has improved the life of dashing the grapple, and conical fill head increases the capacity of snatching the clay, and the unloading of soil when being favorable to opening the fill, especially soil viscidity is when great.

Description

Single-rope punching grab bucket

Technical Field

The utility model belongs to the technical field of carpenter's building construction equipment, in particular to single rope dashes grab bucket.

Background

With the continuous acceleration of the basic construction of China, the construction is more and more carried out in various complex geological environments such as plateaus, mountainous areas, hills, beaches, rivers, lakes, seas and mudflats, various complex geological conditions such as underground quicksand, karst caves and rock stratums are frequently encountered during the field construction, and the construction is difficult by the traditional excavating machine and the construction method. In recent years, a full-casing full-slewing drilling machine appears at home and abroad, the slewing drilling machine is provided with a grab bucket which is an important construction appliance, most of the existing grab buckets used at home are introduced from foreign countries, the price is high, the existing grab buckets cannot be completely suitable for complex and variable geological conditions at home, and the defects of light overall weight, small bucket capacity and the like exist. In recent years, manufacturers continue to manufacture the bucket, when the bucket is used for grabbing clay, the bucket shell is not easy to open, the clay is not easy to shake off, the bucket shell is opened by manually and slowly digging the soil, great potential safety hazards exist in the process, and some problems of low reliability, inconvenience in maintenance, poor integral rigidity of the structure, low construction efficiency and the like exist.

SUMMERY OF THE UTILITY MODEL

The utility model provides a single rope punching grab bucket which has simple structure, large bucket capacity and flexible bucket shell opening and closing.

The technical scheme is as follows,

the utility model provides a single rope dashes grab bucket, its characterized in that, includes barrel, wire rope assembly, assembly pulley, fill head, pull rod and bucket shell, the wire rope assembly is installed the barrel top to make single wire rope stretch into in the barrel, the assembly pulley passes through the pulley bracket setting and is in the barrel, the fill head is connected the lower extreme of barrel, the bucket shell sets up the both sides of fill head the inside welding of barrel has interior direction slide, single wire rope concatenates all pulleys of assembly pulley, drives the pulley bracket is in reciprocate in the interior direction slide, pull rod one end is fixed on the pulley bracket, and the other end is fixed on the bucket shell, by pull rod drive bucket shell switching.

As a further improvement, the assembly pulley divide into upper pulley group and lower pulley group, upper pulley group includes first upper sheave and second upper sheave, lower pulley group includes well pulley, first lower pulley and second lower pulley, the pulley support includes upper sheave support and plate-type assembly pulley support, first upper sheave and second upper sheave pass through upper sheave support mounting together, well pulley, first lower pulley and second lower pulley pass through plate-type assembly pulley support mounting together, pull rod one end is fixed on the plate-type assembly pulley support, single wire rope advances the rope from the middle pulley earlier, then in proper order the wraparound first upper sheave, first lower pulley, second upper sheave, second lower pulley are fixed on the wire rope assembly at last.

As a further improvement, two vertical pulley mounting holes are arranged on the plate surface of the plate type pulley block support in parallel, a first lower pulley and a second lower pulley are respectively and longitudinally mounted, a chuck is arranged on the plate type pulley block support, the middle pulley is transversely arranged in the chuck, and sliding sheets are arranged on the left side and the right side of the plate type pulley block support.

As a further improvement, auxiliary bucket opening devices are arranged on the front side surface and the rear side surface of the plate type pulley block support.

As a further improvement, the auxiliary bucket opening device comprises a mounting bottom plate, a mounting bracket, a connecting rod and a spring, wherein the mounting bottom plate is mounted at the lower end of the plate-type pulley block bracket, the mounting bracket is mounted on a chuck on the plate-type pulley block bracket, extends towards the inner wall of the barrel and is fixed on the inner wall of the barrel, the spring is sleeved on the connecting rod, and the upper end and the lower end of the connecting rod are connected with the mounting bracket and the mounting bottom plate.

As a further improvement, the bucket head is a conical bucket head.

As a further improvement, the cylinder body is made of a seamless steel pipe, and the cylinder body is provided with a mounting hole and an observation hole.

Advantageous effects

The beneficial effects are that: the utility model has the advantages of being simple in structure and convenient in installation, single wire rope carries, and when wire rope transferred, wire rope was difficult for beating the commentaries on classics and twines together, has improved the life of dashing the grapple, and conical fill head increases the capacity of snatching the clay, and the unloading of soil when being favorable to opening the fill, especially soil viscidity is when great.

Drawings

The present invention will be further described with reference to the accompanying drawings and embodiments.

FIG. 1 is the overall structure diagram of the present invention

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

fig. 3 is a schematic view of the connection between the wire rope and the pulley according to the present invention;

fig. 4 is a schematic perspective view of a plate-type pulley block bracket according to the present invention;

fig. 5 is a side perspective view of the present invention;

fig. 6 is a partially enlarged view of portion B of fig. 5.

Numbering in the figures:

1. barrel 11, mounting hole 12, observation hole

2. Steel wire rope assembly 21, single steel wire rope 3 and pulley block

31. An upper pulley set 311, a first upper pulley 312, a second upper pulley

32. Lower pulley set 321, middle pulley 322, first lower pulley

323. Second lower pulley 4, bucket head 5 and pull rod

6. Bucket shell 7, upper pulley block support 8 and plate type pulley block support

81. Pulley mounting hole 82, pulley mounting hole 83, chuck

84. Slip sheet 9, auxiliary bucket opening device 91 and mounting bottom plate

92. Mounting bracket 93, connecting rod 94 and spring

Detailed Description

In order to further understand and appreciate the structural features and advantages of the present invention, preferred embodiments and the accompanying drawings are described in detail as follows:

as shown in fig. 1-4, a single-rope punching grab bucket comprises a cylinder 1, a steel wire rope assembly 2, a pulley block 3, a bucket head 4, a pull rod 5 and a bucket shell 6; the cylinder 1 is generally of a welded structure and is formed by welding an upper flange, a lower flange and a middle cylinder. The upper flange and the lower flange are processed by adopting plates, the barrel body 1 is made of seamless steel tubes, and is provided with a mounting hole 11, an observation hole 12 and the like, so that the motion situation of the inner pulley block can be checked from the observation hole, and the mounting hole is convenient for maintaining and replacing the inner pulley block; the steel wire rope assembly 2 is used for hoisting a grab bucket; the bucket head 4 is used for accommodating the grabbed soil; after the grab bucket is eaten into soil through a free falling body, the bucket shell is closed, the bucket shell and the bucket head are filled with the soil, the generally cylindrical bucket head structure is changed into a conical bucket head, the unloading of the soil is facilitated when the bucket is opened, and particularly when the soil is high in viscosity; the pull rod transmits the force of the pulley block to the bucket shell through the pulley bracket; the bucket shell is an excavating component, and the bucket shells with different lengths can be replaced according to geological conditions; the steel wire rope assembly 2 is installed on the top end of the barrel body 1, a single steel wire rope 21 extends into the barrel body 1, the pulley block 3 is arranged in the barrel body 1 through a pulley bracket, the bucket head 4 is connected to the lower end of the barrel body 1 through a bolt set, the bucket shell 6 is arranged on two sides of the bucket head 4 and is connected through a pin shaft, an inner guide slide way (not shown in the figure) is welded inside the barrel body 1, the single steel wire rope 21 enables all pulleys of the pulley block to be connected in series, the pulley bracket is driven to move up and down in the inner guide slide way, one end of the pull rod 5 is fixed on the pulley bracket, the other end of the. The utility model discloses a single rope dashes grab bucket adopts conical fill head structure between barrel and bucket shell, barrel internally mounted pulley bracket, and this pulley bracket keeps the opening state of bucket shell when the whereabouts as the counter weight of grab bucket simultaneously. When the steel wire rope lifts the pulley block, the pulley block drives the pull rod connected to the pulley bracket, so that the bucket shell is closed.

Specifically, the pulley block is divided into an upper pulley block 31 and a lower pulley block 32, the upper pulley block 31 includes a first upper pulley 311 and a second upper pulley 312, the lower pulley block 32 includes a middle pulley 321, a first lower pulley 322 and a second lower pulley 323, the pulley support includes an upper pulley support 7 and a plate-type pulley block support 8, the first upper pulley 311 and the second upper pulley 312 are mounted together through the upper pulley block support 7, the middle pulley 321, the first lower pulley 322 and the second lower pulley 323 are mounted together through the plate-type pulley block support 8, one end of the pull rod 5 is fixed on the plate-type pulley block support 8, the single steel wire rope 21 is firstly fed from the middle pulley 321, and then sequentially wound and connected with the first upper pulley 311, the first lower pulley 322, the second upper pulley 312 and the second lower pulley 323 and finally fixed on the steel wire rope assembly. Two vertical pulley mounting holes 81/82 are arranged on the plate surface of the plate type pulley block bracket 8 in parallel, a first lower pulley 322 and a second lower pulley 323 are respectively and longitudinally mounted, a chuck 83 is arranged on the plate type pulley block bracket 8, a middle pulley 321 is transversely arranged in the chuck 8, and sliding sheets 84 are arranged on the left side and the right side of the plate type pulley block bracket 8. The lower pulley block is installed through the plate type pulley block support, the structure is simple, the installation is convenient, the plate type pulley block support enables 3 pulleys to be arranged in a staggered mode, the phenomenon that a steel wire rope rotates and is wound together when the steel wire rope is arranged below the plate type pulley block support is avoided, and the service life of the punching and grabbing head is prolonged.

As shown in fig. 5-6, auxiliary bucket opening devices 9 are arranged on the front side and the rear side of the plate pulley block bracket 8. The auxiliary bucket opening device 9 comprises a mounting bottom plate 91, a mounting bracket 92, a connecting rod 93 and a spring 94, wherein the mounting bottom plate 91 is mounted at the lower end of the pulley block bracket 8, the mounting bracket 92 is mounted on a chuck 83 on the plate pulley block bracket, extends towards the inner wall of the barrel body 1 and is fixed on the inner wall of the barrel body 1, the spring 94 is sleeved on the connecting rod 93, and the upper end and the lower end of the connecting rod 93 are connected with the mounting bracket 92 and the mounting bottom plate 91. Because the closing bucket pulls the pulley bracket by the steel wire rope, the pulley bracket drives the pull rod, and the pull rod pulls the bucket shell; the bucket opening is realized by the weight of a pulley bracket, a pull rod and the like; the utility model discloses further improve, increase supplementary device of fighting of opening, on the chuck of the board-like pulley support of upper end installation to with the barrel inner wall connection, the spring is compressed when closing the fill, and the spring extends when opening the fill, increases the power of fighting, and supplementary fighting of opening, its simple structure, the practicality is strong.

In summary, the present invention is only a preferred embodiment, and is not intended to limit the scope of the present invention, and all equivalent changes and modifications of the shapes, structures, features and spirit described in the claims of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a single rope dashes grab bucket, its characterized in that, includes barrel, wire rope assembly, assembly pulley, fill head, pull rod and bucket shell, the wire rope assembly is installed the barrel top to make single wire rope stretch into in the barrel, the assembly pulley passes through the pulley bracket setting and is in the barrel, the fill head is connected the lower extreme of barrel, the bucket shell sets up the both sides of fill head the inside welding of barrel has interior direction slide, single wire rope concatenates all pulleys of assembly pulley, drives the pulley bracket is in reciprocate in the interior direction slide, pull rod one end is fixed on the pulley bracket, and the other end is fixed on the bucket shell, by pull rod drive bucket shell switching.

2. The single-rope grab bucket according to claim 1, wherein the pulley block is divided into an upper pulley block and a lower pulley block, the upper pulley block comprises a first upper pulley and a second upper pulley, the lower pulley block comprises a middle pulley, a first lower pulley and a second lower pulley, the pulley support comprises an upper pulley block support and a plate-type pulley block support, the first upper pulley and the second upper pulley pass through the upper pulley block support, the middle pulley, the first lower pulley and the second lower pulley pass through the plate-type pulley block support, one end of the pull rod is fixed on the plate-type pulley block support, the single steel wire rope firstly enters the rope from the middle pulley, and then the single steel wire rope is sequentially wound on the first upper pulley, the first lower pulley, the second upper pulley and the second lower pulley and finally fixed on the steel wire rope assembly.

3. The single-rope punching grab bucket according to claim 2, wherein two vertical pulley mounting holes are arranged in parallel on the plate surface of the plate type pulley block support, a first lower pulley and a second lower pulley are longitudinally mounted respectively, a chuck is arranged on the plate type pulley block support, the middle pulley is transversely arranged in the chuck, and sliding sheets are arranged on the left side and the right side of the plate type pulley block support.

4. The single-rope impact grab bucket according to claim 3, wherein auxiliary bucket opening devices are arranged on the front side and the rear side of the plate pulley block bracket.

5. The single-rope punching grab bucket according to claim 4, wherein the auxiliary bucket opening device comprises a mounting bottom plate, a mounting bracket, a connecting rod and a spring, the mounting bottom plate is mounted at the lower end of the plate-type pulley block bracket, the mounting bracket is mounted on a chuck on the plate-type pulley block bracket, extends towards the inner wall of the bucket body and is fixed on the inner wall of the bucket body, the spring is sleeved on the connecting rod, and the upper end and the lower end of the connecting rod are connected to the mounting bracket and the mounting bottom plate.

6. The single rope impact grab bucket of claim 1 wherein the bucket head is conical.

7. The single-rope punching grab bucket according to claim 2, wherein the cylinder body is made of seamless steel pipe, and the cylinder body is provided with a mounting hole and an observation hole.