CN219080448U

CN219080448U - Telescopic pressurized grab bucket

Info

Publication number: CN219080448U
Application number: CN202320080118.4U
Authority: CN
Inventors: 罗宏钢; 刘德山; 钭露坚
Original assignee: Jinhua Xinhong Construction Equipment Service Co ltd
Current assignee: Jinhua Xinhong Construction Equipment Service Co ltd
Priority date: 2023-01-26
Filing date: 2023-01-26
Publication date: 2023-05-26
Anticipated expiration: 2033-01-26

Abstract

The utility model discloses a telescopic pressurized grab bucket, which comprises a main body and a grab bucket, wherein a telescopic mechanism and a deviation rectifying mechanism are arranged on the main body, the grab bucket is arranged at the end part of the telescopic mechanism, the horizontal position of the grab bucket is controlled by the telescopic mechanism, and the angle formed by the telescopic mechanism and the main body is controlled by the deviation rectifying mechanism. The direct balanced pressurizing grabbing is adopted, so that shaking of the grab bucket in the working process can be greatly reduced, potential danger is eliminated, and the working efficiency of the grab bucket is ensured.

Description

Telescopic pressurized grab bucket

Technical Field

The utility model relates to the field of excavating machines, in particular to a telescopic pressurized grab bucket.

Background

The existing hydraulic continuous grab bucket equipment consists of a main machine and a bucket body. The hydraulic winch pulls the bucket body to the grabbing surface through the steel wire rope through the main machine hydraulic station, then the bucket body is pressurized, excavated and grabbed by the weight of the grab bucket, the winch pulls the steel wire rope to drive the bucket body to move out of the groove, and grabs in the grab bucket of the bucket body are poured out of the specified position from the opening bucket.

The existing hydraulic grab bucket adopts a traction steel wire rope, so that unbalance can be generated due to shaking of the grab bucket in the working process, the shaking of the grab bucket can influence the working efficiency, and the potential danger coefficient of the grab bucket is increased due to the fact that the weight of the grab bucket is large.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a telescopic pressurizing grab bucket, which can effectively solve the problems of the traditional hydraulic grab bucket.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a flexible pressurization formula grab bucket, includes host computer body, grab bucket, install telescopic machanism and mechanism of rectifying on the host computer body, the grab bucket is installed telescopic machanism tip is passed through telescopic machanism control the vertical position of grab bucket, through the mechanism of rectifying control telescopic machanism with the angle that the host computer body formed.

In the above technical scheme, further, install the host computer arm on the host computer body, telescopic machanism rotates to set up on the host computer arm, forms first pin joint, mechanism one end of rectifying is fixed the host computer arm middle part, the other end rotates to set up on the telescopic machanism, forms the second pin joint, just the second pin joint sets up first pin joint top.

In the above technical scheme, further, the telescopic mechanism comprises a telescopic pressurizing oil cylinder and a telescopic arm arranged on the telescopic pressurizing oil cylinder, the telescopic arm comprises a telescopic first arm and a telescopic second arm, the telescopic first arm is arranged on the telescopic pressurizing oil cylinder, the telescopic second arm is arranged on the telescopic first arm, and the grab bucket is arranged on the telescopic second arm.

In the above technical scheme, further, a telescopic arm guiding device for guiding is further arranged on the telescopic pressurizing cylinder.

In the above technical scheme, further, the deviation rectifying mechanism is a deviation rectifying oil cylinder, and the deviation rectifying oil cylinder is controlled to stretch to change the position of the second hinge point, so as to control the deflection angle of the telescopic mechanism.

In the above technical scheme, further, the grab bucket includes symmetrical left grab bucket and right grab bucket, all be provided with the fourth pin joint of third hinge point on left grab bucket and the right grab bucket, be provided with two sets of grab bucket telescopic boom on the flexible two arms, the both ends of grab bucket telescopic boom rotate respectively and set up flexible two arms and third pin joint department, the fourth pin joint is located on the flexible two arms and be fixed position, the third pin joint is located the outside of fourth pin joint.

In the above technical scheme, further, the grab bucket and the telescopic two arms are connected by adopting a detachable flange.

The beneficial effects of the utility model are as follows: the direct balanced pressurizing grabbing is adopted, so that the shaking condition of the grab bucket in the working process can be greatly reduced, potential risks are eliminated, and the working efficiency of the grab bucket is ensured; compared with the prior art, the grab bucket body with the front running weight is greatly reduced, and the energy is effectively saved and the consumption is reduced.

Drawings

The utility model will be further described with reference to the drawings and examples.

Fig. 1 is a side view of the initial state of the present utility model.

Fig. 2 is a side view of the telescopic state of the present utility model.

Fig. 3 is a front view of the present utility model.

Fig. 4 is a closed bucket state diagram of the present utility model.

Fig. 5 is a state diagram of the utility model in the open hopper.

Fig. 6 is a modified embodiment of the present utility model.

In the figure, the main body 1, the grab bucket 2, the left grab bucket 21, the right grab bucket 22, the main arm 3, the first hinging point 4, the second hinging point 5, the telescopic pressurizing oil cylinder 6, the telescopic arm 7, the telescopic arm 8, the telescopic arm 9, the telescopic arm guiding device 10, the rectifying oil cylinder 11, the third hinging point 12, the fourth hinging point 13 and the grab arm.

Detailed Description

Referring to fig. 1-6, a telescopic pressurized grab bucket comprises a main machine body 1 and a grab bucket 2, wherein a telescopic mechanism and a deviation rectifying mechanism are installed on the main machine body 1, the grab bucket 2 is installed at the end part of the telescopic mechanism, the vertical position of the grab bucket 2 is controlled by the telescopic mechanism, and the angle formed by the telescopic mechanism and the main machine body 1 is controlled by the deviation rectifying mechanism.

The main machine body 1 is provided with a main machine arm 3, the main machine arm 3 is in an arc shape, the telescopic mechanism is arranged at the front end of the main machine arm 3 and is provided with a first hinge point 4 at the installation position, the deviation correcting mechanism is arranged on the main machine arm 3 and is in a deviation setting, specifically, one end of the deviation correcting mechanism is fixed at the arc of the main machine arm 3 and is in a fixed state, the other end of the deviation correcting mechanism is rotationally arranged on the telescopic mechanism, the second hinge point 5 and the first hinge point 4 are in the same vertical line, and the second hinge point 5 is positioned above the first hinge point 4.

The telescopic mechanism comprises telescopic pressurizing oil cylinders 6 and telescopic arms arranged on the telescopic pressurizing oil cylinders 6, the number of the telescopic arms is not limited, two groups are preferably arranged, the telescopic pressurizing oil cylinders comprise telescopic first arms 7 and telescopic second arms 8, the telescopic first arms 7 are arranged on the telescopic pressurizing oil cylinders 6, the telescopic second arms 8 are arranged on the telescopic first arms 7, the grab bucket 2 is arranged on the telescopic second arms 8, and the telescopic pressurizing oil cylinders 6 are used for controlling the telescopic first arms 7 and the telescopic second arms 8 so as to change the position of the grab bucket 2 in the vertical direction.

In order to ensure the extension guiding of the first telescopic arm 7 and the second telescopic arm 8, a telescopic arm guiding device 9 for guiding is further arranged on the telescopic pressurizing cylinder 6.

The deviation rectifying mechanism is a deviation rectifying oil cylinder 10, and the second hinge point 5 is located above the first hinge point 4, so that the side of the deviation rectifying mechanism can rotate by taking the first hinge point 4 as a rotation point to form certain deflection by controlling the extension or shortening of a deviation rectifying telescopic arm on the deviation rectifying oil cylinder 10.

The grab bucket 2 specifically comprises a left grab bucket 21 and a right grab bucket 22, the left grab bucket 21 and the right grab bucket 22 are symmetrical, two groups of hinge points, namely a third hinge point 11 and a fourth hinge point 12, are arranged on the left grab bucket 21 and the right grab bucket 22, a grab bucket telescopic arm 13 is arranged on the telescopic two arms 8, two ends of the telescopic two arms 8 are respectively arranged at the telescopic two arms 8 and the third hinge point 11 in a rotating mode, meanwhile, the fourth hinge point 12 on the left grab bucket 21 and the right grab bucket 22 is located at a fixed position on the telescopic two arms 8, the third hinge point 11 is located at the outer side of the fourth hinge point 12, when the grab bucket telescopic arm 13 stretches, the grab bucket 2 is in a closed state, and when the grab bucket telescopic arm 13 contracts, the grab bucket 2 is opened. At least one of the grab telescopic arms 13 is selected as an oil cylinder, and the two groups of grab telescopic arms 13 realize synchronous telescoping under the action of one oil cylinder or two oil cylinders.

Referring to fig. 6, in order to realize the replacement of the grab bucket with different sizes, the grab bucket 2 and the telescopic two arms 8 can be detachably connected by adopting flanges.

The working process of the utility model comprises the following steps: after the main body 1 is opened to the excavating position, the telescopic first arm 7 and the telescopic second arm 8 are controlled to extend by starting the telescopic pressurizing oil cylinder 6, so that the movement of the grab bucket 2 in the vertical direction is controlled, then the grab bucket 2 is controlled to be converted into the claw opening state from the claw closing state by starting the telescopic arm 13 extension of the grab bucket, so that the bottom surface is excavated, and when the angle deviation of the telescopic mechanism occurs, the telescopic mechanism is regulated to be restored to the vertical state again by starting the deviation rectifying oil cylinder 10 and controlling the extension or shortening of the deviation rectifying oil cylinder 10.

The foregoing is merely one embodiment of the present utility model and is not intended to limit the utility model in any way, and simple modifications, equivalent variations or modifications can be made without departing from the technical solution of the present utility model, all falling within the scope of the utility model.

Claims

1. The utility model provides a flexible pressurization formula grab bucket, includes host computer body, grab bucket, its characterized in that, install telescopic machanism and mechanism of rectifying on the host computer body, the grab bucket is installed telescopic machanism tip is passed through telescopic machanism control the vertical position of grab bucket, through mechanism of rectifying control telescopic machanism with the angle that the host computer body formed.

2. The telescopic pressurized grab bucket according to claim 1, wherein a main arm is mounted on the main body, the telescopic mechanism is rotatably arranged on the main arm to form a first hinge point, one end of the deviation rectifying mechanism is fixed in the middle of the main arm, the other end of the deviation rectifying mechanism is rotatably arranged on the telescopic mechanism to form a second hinge point, and the second hinge point is arranged above the first hinge point.

3. The telescopic pressurized grab bucket according to claim 1, wherein the telescopic mechanism comprises a telescopic pressurizing cylinder and a telescopic arm arranged on the telescopic pressurizing cylinder, the telescopic arm comprises a telescopic first arm and a telescopic second arm, the telescopic first arm is arranged on the telescopic pressurizing cylinder, the telescopic second arm is arranged on the telescopic first arm, and the grab bucket is arranged on the telescopic second arm.

4. A telescopic pressurized grab bucket according to claim 3, wherein the telescopic pressurized cylinder is further provided with telescopic arm guiding means for guiding.

5. The telescopic pressurized grab bucket according to claim 2, wherein the deviation rectifying mechanism is a deviation rectifying cylinder, and the deviation rectifying cylinder is controlled to stretch to change the position of the second hinge point, so as to control the deflection angle of the telescopic mechanism.

6. A telescopic pressurized grab bucket according to claim 3, wherein the grab bucket comprises a left grab bucket and a right grab bucket which are symmetrical, third hinge points and fourth hinge points are arranged on the left grab bucket and the right grab bucket, two groups of grab bucket telescopic arms are arranged on the telescopic two arms, two ends of the grab bucket telescopic arms are respectively arranged at the telescopic two arms and the third hinge points in a rotating mode, the fourth hinge points are located on the telescopic two arms and are in fixed positions, and the third hinge points are located on the outer sides of the fourth hinge points.

7. A telescopic pressurized grab bucket according to claim 3, wherein the grab bucket and the telescopic two arms are connected by a detachable flange.