CN213358721U

CN213358721U - Excavator expansion part

Info

Publication number: CN213358721U
Application number: CN202022091022.7U
Authority: CN
Inventors: 许红波
Original assignee: Shijiazhuang Mingxiang Mechanical Equipment Manufacturing Co ltd
Current assignee: Shijiazhuang Mingxiang Mechanical Equipment Manufacturing Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-06-04
Anticipated expiration: 2030-09-22

Abstract

The utility model discloses an excavator telescopic part, which comprises a fixed seat, wherein a first connecting block is fixedly arranged at the middle part of the top end of the fixed seat, a hollow groove is arranged in the first connecting block, a first chute is arranged at the middle part of the bottom end of the inner wall of the hollow groove, and two sides of the inner wall of the first chute are respectively connected with two sides of two sliders in a sliding way, the excavator telescopic part is provided with a fixed rod, the fixed rod is driven to move by the matching use of a push rod, a pull plate, a pull rod and a slider, so that the fixed rod is inserted into the first telescopic arm, the installation and fixation of the first telescopic arm are completed, the first telescopic arm is convenient to disassemble and replace, the replacement efficiency of the first telescopic arm is improved, and the first telescopic arm and the second telescopic arm are supported and buffered by the matching use of a first supporting plate, a first spring, a second supporting plate, a first buffer plate, a second spring and a second buffer plate, the service life of first flexible arm and the flexible arm of second has been improved.

Description

Excavator expansion part

Technical Field

The utility model relates to an excavator, in particular to excavator pars contractilis.

Background

An excavator, also known as an excavating machine (excavating shovel), is an earth moving machine that excavates material above or below a bearing surface with a bucket and loads the material into a transport vehicle or unloads the material to a stockyard. The materials excavated by the excavator mainly comprise soil, coal, silt, soil subjected to pre-loosening and rocks. In view of the development of construction machines in recent years, the development of excavators is relatively fast, and the excavator has become one of the most important construction machines in construction. The three most important parameters of an excavator are the operating weight (mass), the engine power and the bucket capacity.

Among the prior art, excavator in use, because long-time use, the arm of excavator easily takes place to damage, and because the arm is mostly the screw connection, comparatively inconvenient when dismantling, it brings the difficulty to change for the dismantlement of arm, has reduced the dismantlement of arm and has changed efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an excavator pars contractilis to solve the inconvenient problem of dismantling that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an excavator pars contractilis, includes the fixing base, the fixed first connecting block that is equipped with in middle part on fixing base top, the dead slot has been seted up to the inside of first connecting block, first spout has been seted up at the middle part of dead slot inner wall bottom, the both sides of first spout inner wall respectively with the both sides sliding connection of two sliders, two the top of slider respectively with the one end fixed connection of two dead levers, two the other end of dead lever runs through the middle part of first connecting block both sides respectively and rotates with the both sides of first flexible arm bottom to be connected.

As a preferred technical scheme of the utility model, the top of first flexible arm is articulated with the one end of second connecting block, the other end of second connecting block is articulated with the one end of the flexible arm of second.

As an optimal technical scheme of the utility model, two the middle part of a slider avris is articulated with the one end of two pull rods respectively, two the other end of pull rod is articulated with the both sides of arm-tie bottom respectively.

As a preferred technical scheme of the utility model, the middle part on arm-tie top is rotated and is connected with the push rod, the middle part threaded connection on push rod one end and first connecting block top, the fixed commentaries on classics handle that is equipped with in top of push rod.

As a preferred technical scheme of the utility model, one side of fixing base is fixed and is equipped with a supporting bench, the fixed first backup pad that is equipped with in middle part on a supporting bench top, the second spout has been seted up at the middle part of first backup pad one side, the both sides of second spout inner wall and the both sides sliding connection of second backup pad.

As a preferred technical scheme of the utility model, the fixed first spring that is equipped with in middle part of second spout inner wall bottom, the top of first spring and the middle part fixed connection of second backup pad bottom.

As a preferred technical scheme of the utility model, the fixed first buffer board that is equipped with in top of second backup pad, the fixed a plurality of second springs that are equipped with in middle part on first buffer board top, it is a plurality of the top of second spring and the middle part fixed connection of second buffer board bottom.

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

1. the utility model discloses set up the dead lever, used through the cooperation of push rod, arm-tie, pull rod and slider, driven the motion of dead lever promptly, made the dead lever insert first flexible arm in, it is fixed to accomplish the installation of first flexible arm promptly, and the change is dismantled to first flexible arm to the convenience, has improved the change efficiency of first flexible arm.

2. The utility model discloses set up the second buffer board, used through the cooperation of first backup pad, first spring, second backup pad, first buffer board, second spring and second buffer board, supported the buffering to the flexible arm of first flexible arm and second, improved the life of the flexible arm of first flexible arm and second.

Drawings

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

fig. 2 is a schematic plan view of the first connecting block of the present invention;

fig. 3 is a schematic view of the supporting table structure of the present invention.

In the figure: 1. a fixed seat; 2. a first connection block; 3. an empty groove; 4. a slider; 5. fixing the rod; 6. a first telescopic arm; 7. a second connecting block; 8. a second telescopic arm; 9. a pull rod; 10. pulling a plate; 11. a push rod; 12. a support table; 13. a first support plate; 14. a second support plate; 15. a first spring; 16. a first buffer plate; 17. a second spring; 18. a second buffer plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution of an excavator telescopic part:

referring to fig. 1 and 2, the telescopic arm comprises a fixed base 1, a first connecting block 2 is fixedly arranged in the middle of the top end of the fixed base 1, a hollow groove 3 is formed in the first connecting block 2, a first sliding groove is formed in the middle of the bottom end of the inner wall of the hollow groove 3, two sides of the inner wall of the first sliding groove are respectively connected with two sides of two sliding blocks 4 in a sliding manner, the top ends of the two sliding blocks 4 are respectively fixedly connected with one ends of two fixing rods 5, the other ends of the two fixing rods 5 respectively penetrate through the middle of two sides of the first connecting block 2 to be rotatably connected with two sides of the bottom end of a first telescopic arm 6, the top end of the first telescopic arm 6 is hinged with one end of a second connecting block 7, the sliding blocks 4 are driven to move by the matching use of a push rod 11, a pull plate 10 and a pull rod 9, so as to drive the fixing rods 5 to be inserted into the first telescopic arm 6, the efficiency of the change of first flexible arm 6 is improved, the other end of second connecting block 7 is articulated with the one end of the flexible arm 8 of second, the middle part of 4 avris of two sliders is articulated with the one end of two pull rods 9 respectively, the other end of two pull rods 9 is articulated with the both sides of arm-tie 10 bottom respectively, the middle part on arm-tie 10 top is rotated and is connected with push rod 11, the middle part threaded connection on push rod 11 one end and 2 tops of first connecting block, the fixed commentaries on classics handle that is equipped with in top of push rod 11.

According to the drawings of fig. 1 and 3, a support table 12 is fixedly arranged on one side of a fixed seat 1, a first support plate 13 is fixedly arranged in the middle of the top end of the support table 12, a second chute is arranged in the middle of one side of the first support plate 13, two sides of the inner wall of the second chute are slidably connected with two sides of the second support plate 14, a first spring 15 is fixedly arranged in the middle of the bottom end of the inner wall of the second chute, the first telescopic arm 6 and the second telescopic arm 8 are supported and buffered through the cooperation of the first support plate 13, the second support plate 14, the first spring 15, a first buffer plate 16, a second spring 17 and a second buffer plate 18, the service life of the first telescopic arm 6 and the second telescopic arm 8 is prolonged, the top end of the first spring 15 is fixedly connected with the middle of the bottom end of the second support plate 14, the top end of the second support plate 14 is fixedly provided with the first buffer plate 16, a plurality of second springs 17 are fixedly arranged in the middle, the top ends of the second springs 17 are fixedly connected with the middle part of the bottom end of the second buffer plate 18.

When in use, the utility model relates to an excavator extension part, a rotating handle is rotated, the rotating handle drives a push rod 11 to rotate, the push rod 11 drives a pulling plate 10 to move downwards, the pulling plate 10 drives two pull rods 9 to move towards two sides, thereby driving two slide blocks 4 to move towards two sides, namely, the two fixed rods 5 are driven to be inserted into the first telescopic arm 6 to complete the installation and fixation of the first telescopic arm 6, the first telescopic arm 6 is convenient to be disassembled and replaced, the replacement efficiency of the first telescopic arm 6 is improved, after the excavator is used, the second telescopic arm 8 is placed on the second buffer plate 18, and under the action of the second spring 17, the second telescopic arm 8 is cushioned, and then, under the cooperation of the first spring 15 and the second support plate 14, buffer 8 to the flexible arm of second once more to support the buffering to first flexible arm 6 and the flexible arm 8 of second, improved the life of first flexible arm 6 and the flexible arm 8 of second.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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

1. The utility model provides an excavator pars contractilis, includes fixing base (1), its characterized in that: the fixed first connecting block (2) that is equipped with in middle part on fixing base (1) top, dead slot (3) have been seted up to the inside of first connecting block (2), first spout has been seted up at the middle part of dead slot (3) inner wall bottom, the both sides of first spout inner wall respectively with the both sides sliding connection of two slider (4), two the top of slider (4) respectively with the one end fixed connection of two dead lever (5), two the other end of dead lever (5) runs through the both sides rotation of the middle part of first connecting block (2) both sides and the both sides of first flexible arm (6) bottom respectively and is connected.

2. The excavator telescopic unit of claim 1, wherein: the top of first flexible arm (6) is articulated with the one end of second connecting block (7), the other end of second connecting block (7) is articulated with the one end of second flexible arm (8).

3. The excavator telescopic unit of claim 1, wherein: the middle of one side of each of the two sliding blocks (4) is hinged to one end of each of the two pull rods (9), and the other end of each of the two pull rods (9) is hinged to two sides of the bottom end of the pull plate (10).

4. The excavator telescopic unit of claim 3, wherein: the middle part of the top end of the pulling plate (10) is rotatably connected with a push rod (11), one end of the push rod (11) is in threaded connection with the middle part of the top end of the first connecting block (2), and a rotating handle is fixedly arranged at the top end of the push rod (11).

5. The excavator telescopic unit of claim 1, wherein: one side of fixing base (1) is fixed to be equipped with a supporting bench (12), the fixed first backup pad (13) that is equipped with in middle part on supporting bench (12) top, the second spout has been seted up at the middle part of first backup pad (13) one side, the both sides of second spout inner wall and the both sides sliding connection of second backup pad (14).

6. The excavator telescopic unit of claim 5, wherein: the middle part of second spout inner wall bottom is fixed and is equipped with first spring (15), the top of first spring (15) and the middle part fixed connection of second backup pad (14) bottom.

7. The excavator telescopic unit of claim 5, wherein: the fixed first buffer board (16) that is equipped with in top of second backup pad (14), the fixed a plurality of second springs (17) that are equipped with in middle part on first buffer board (16) top, it is a plurality of the top of second spring (17) and the middle part fixed connection of second buffer board (18) bottom.