CN201722724U

CN201722724U - Rock splitter of digging machine

Info

Publication number: CN201722724U
Application number: CN2010202823119U
Authority: CN
Inventors: 曹安华; 龚良发; 耿焕庚
Original assignee: HUANGSHAN HUIZHOU ANHUA CONSTRUCTION MACHINERY CO Ltd
Current assignee: HUANGSHAN HUIZHOU ANHUA CONSTRUCTION MACHINERY CO Ltd
Priority date: 2010-07-29
Filing date: 2010-07-29
Publication date: 2011-01-26
Anticipated expiration: 2020-07-29

Abstract

The utility model relates to digging equipment, in particular to a splitter, which is arranged on a digging machine and can realize the continuous crushing and peeling of materials such as rock and the like. A rock splitter comprises an upper hook body and a lower hook body which are mutually hinged, in addition, the upper hook body and the lower hook body form a complete hook shape, the hook head part of the lower hook body far away from the upper hook body is provided with crushing teeth, a hydraulic device which is used for driving the lower hook body to rotate around the hinged part and crushing the rock is arranged on the upper hook body, and a position limiting device for limiting the stroke of the lower hook body is also arranged on the upper hook body and/or the lower hook body. Through the technical scheme, through making the rock splitter into the mutually hinged upper hook body and lower hook body by the utility model and installing the hydraulic device in the upper hook body, the crushing and peeling effect can be reached through starting the hydraulic device and making the lower hook body to rotate around the hinged part for continuously punching the rock when the rock with higher hardness is met.

Description

Rock splitter for excavator

Technical field

The utility model relates to a kind of excavating equipment, relates to a kind of splitter that can realize continuous crushing on the excavator, peel off materials such as rock that is used to be installed in specifically.

Background technology

At present, in engineer operations such as concrete road renovation construction, town buildings dismounting, generally be that the employing power shovel quartering hammer that changes the outfit is finished fragmentation and stripping operation to manipulating object.Because the power of the acting of quartering hammer is top-down, so can not satisfy the needs that prize object from the side.In addition, during at the bigger operation operating mode of hardness such as pan soil, frozen soil, glutenite, inferior solid rock, land waste, then lock into the strength deficiency with the direct excavation of power shovel, work efficiency is not high; Impact with quartering hammer that then to be subject to broken area less, efficient is extremely low; With the explosive blasting operation, then because of the lower poor effect that causes of operation object hardness, explosive now is the goods and materials of national strict control simultaneously, all is subjected to the exacting terms restriction in buying, storage, all many-sides of use.

Summary of the invention

The purpose of this utility model just provides a kind of rock splitter for excavator, can carry out effectively fragmentation and peel off operation operating modes such as pan soil, frozen soil.

For achieving the above object, the utility model has adopted following technical scheme: described rock splitter comprises mutually hinged upper hook body and lower hook body, and upper and lower coupler body constitutes a complete hook-type, lower hook body is provided with crushing teeth away from the gib head place of upper hook body, upper hook body is provided with the driving lower hook body and rotates the also hydraulic means of fractured rock around hinge point, also is provided with the stopping means of restriction lower hook body stroke on upper hook body and/or the lower hook body.

As shown from the above technical solution, the upper and lower coupler body of the utility model by rock splitter is arranged to be hinged, and in upper hook body, be provided with hydraulic means, when running into the higher rock of hardness, start hydraulic means, lower hook body is rotated around the articulated section, rock is constantly impacted, thereby reach broken, peeling effect.

Description of drawings

Fig. 1 is the novel structural representation of this reality;

Fig. 2 is the right view of Fig. 1.

The specific embodiment

Below in conjunction with accompanying drawing the utility model is described further:

Rock splitter for excavator as shown in Figure 1 and Figure 2, described rock splitter comprises mutually hinged upper hook body 10 and lower hook body 20, and upper and

lower coupler body

10,20 constitutes a complete hook-type, lower hook body 20 is provided with crushing teeth 30 away from the gib head place of upper hook body 10, upper hook body 10 is provided with driving lower hook body 20 and rotates the also hydraulic means 40 of fractured rock around hinge point, also is provided with the stopping means of restriction lower hook body 20 strokes on upper hook body 10 and/or the lower hook body 20.

Specifically be exactly, described upper hook body 10 comprises two blocks of side plates 11 that be arranged in parallel and the gusset that is connected two blocks of side plates 11, form the cavity that holds fixed hydraulic device 40 between two blocks of side plates 11 and the gusset, the piston rod 41 of hydraulic means 40 and lower hook body 20 are in to contact and drive lower hook body 20 and rotate or separate two states around hinge point, the piston rod 41 that is hydraulic means 40 is in contacted state in when work and lower hook body 20, and provide active force to drive lower hook body 20 to rotate around hinge point, the piston rod 41 of hydraulic means 40 when inoperative and lower hook body 20 be in released state.Described lower hook body 20 integral body are tabular, the crushing teeth 30 at lower hook body 20 gib head places is tip-angled shape or beak shape, the plate face at lower hook body 20 places parallels with the plate face of described side plate 11, and the plate face at lower hook body 20 places is between the plate face of biside plate 11, bearing pin 50 passes side plate 11 and lower hook body 20 makes upper hook body 10 and lower hook body 20 hinged, described bearing pin 50 is arranged on the inboard of the complete hook-type that constitutes near upper and

lower coupler body

10,20, and hydraulic means 40 is arranged on the outside of bearing pin 50.

Described inboard is meant the side of splitter towards the operation thing, and hydraulic means 40 fixes by bolt and upper hook body 10, and upper hook body 10 directly links to each other with excavator, can be contained in the position of power shovel, convenient replacement, highly versatile.

As preferred version of the present utility model, the branch body structure of the upper and

lower coupler body

10,20 that rock splitter is arranged to be hinged, when general job, hydraulic means 40 is not worked, upper and

lower coupler body

10,20 is spacing following stopping means, in fact is equivalent to an integral body in work; When running into the higher rock of hardness, primer fluid pressure device 40 makes lower hook body 20 rotate around the articulated section, rock is constantly impacted, thereby reach broken, peeling effect.

The inboard of described two blocks of side plates 11 is equipped with upper guard board 12, upper guard board 12 is in the form of slot, its notch points to side plate 11 inboards and cooperates with side plate 11 inboard formation clampings, the inboard of described lower hook body 20 is provided with down backplate 21, following backplate 21 is in the form of slot, and its notch points to the inboard of lower hook body 20 and constitutes clampings and cooperate with lower hook body 20 is inboard.

As preferred version of the present utility model; in the inboard of upper hook body 10 side plates 11 and the inboard of following backplate 21; be that upper and

lower coupler body

10,20 is provided with upper guard board 11 and following backplate 12 towards a side of operation thing; be in order to protect upper and

lower coupler body

10,20 when the operation effectively; avoid upper and

lower coupler body

10,20 being damaged because of the collision of operation thing; when upper guard board 11 and the 12 generation wearing and tearing of following backplate, only need replace with backplate 11 and following backplate 12 and get final product.

Described stopping means comprises that branch is located at the starting point stopping means of lower hook body 20 starts of a run and the terminal point stopping means of stroke end, the starting point stopping means is the 3rd limited block 24 that is arranged on the end face opposite one another of upper hook body 10 and lower hook body 20, the terminal point stopping means comprises that branch is located at, lower hook body 10, on 20 first, second

limited block

13,23, described the 3rd limited block 24 is arranged on away from last, lower hook body 10, the outside of the 20 complete hook-types that constitute, and the 3rd limited block 24 is arranged on upper hook body 10 and/or the lower hook body 20, described first, second

limited block

13,23 are arranged near last, lower hook body 10, the inboard of the 20 complete hook-types that constitute.

Specifically on upper hook body 10, be welded with first limited block 13 exactly, on lower hook body 20, be welded with second limited block 23, during hydraulic means 40 work, along with piston rod 41 constantly stretches out, distance between first limited block 13 and second limited block 23 is dwindled gradually, when first limited block 13 and second limited block 23 contact, play limited piston bar 41 and continue to stretch out (exceeding the stroke requirement if piston rod stretches out or withdraws, then hydraulic means 40 cisco unity malfunctions); First limited block 13 and second limited block 23 are for face contacts, and contact surface is an inclined-plane.When only needing lower hook body 20 to peel off material, (do not need hydraulic means 40 work), under the reaction force of operation thing, lower hook body 20 constantly compression piston bar 41 shrinks, and at this moment limited piston bar 41 continues withdrawal with contacting of upper hook body 10 by the 3rd limited block 24.

As more preferred scheme, the 3rd limited block 24 is arranged on the lower hook body 20, in the reality, be arranged on the 3rd limited block 24 on the upper hook body 10 or upper and

lower coupler body

10,20 on to be equipped with the 3rd limited block 24 all be feasible, only need to guarantee that gap between it is unlikely to damage piston rod 41 and gets final product.

Described crushing teeth 30 inside are provided with cavity, and cavity geometry and lower hook body 20 gib head shapes match, and the gib head of this cavity and lower hook body 20 fastens, and link to each other with spring catch 31; Lower hook body 20 is provided with crushing teeth limited block 22 with the connecting portion of crushing teeth 30.

As preferred version of the present utility model; being provided with crushing teeth limited block 22 at the connecting portion of lower hook body 20 and crushing teeth 30 is in order directly the impact force of crushing teeth 30 to be passed to crushing teeth limited block 22; avoid spring catch 31 to be subjected to the influence of crushing teeth 30 impact forces and be damaged, protected spring catch 31 effectively.

As more preferred scheme, upper guard board 12, down backplate 21 is a wearing piece with crushing teeth 30, like this can be more effective increase application life.

Described hydraulic means 40 is the nitrogen hydraulic means, and concrete structure is referring to prior art.

In sum, the upper and

lower coupler body

10,20 that the utility model is hinged by setting, and in upper hook body 10, be provided with nitrogen hydraulic means 40, when running into the higher operation thing of hardness, the primer fluid pressure device, by the impact of 41 pairs of lower hook bodies 20 of piston rod, improved work capacity and efficient greatly, satisfy the fragmentation and the stripping ability of operation operating modes such as pan soil, frozen soil fully; Simultaneously, can also work as " crowbar " use at damaged rigid pavement maintenance operating mode, but bulk trigger cement board, start nitrogen hydraulic means 40 again, can be broken into fritter to bulk cement, improved efficiency of construction.

Claims

1. rock splitter for excavator, it is characterized in that: described rock splitter comprises mutually hinged upper hook body (10) and lower hook body (20), and upper and lower coupler body (10,20) constitutes a complete hook-type, lower hook body (20) is provided with crushing teeth (30) away from the gib head place of upper hook body (10), upper hook body (10) is provided with driving lower hook body (20) and rotates the also hydraulic means (40) of fractured rock around hinge point, also is provided with the stopping means of restriction lower hook body (20) stroke on upper hook body (10) and/or the lower hook body (20).

2. rock splitter for excavator according to claim 1, it is characterized in that: described upper hook body (10) comprises two blocks of side plates (11) that be arranged in parallel and the gusset that is connected two blocks of side plates (11), form between two blocks of side plates (11) and the gusset and hold the cavity of fixed hydraulic device (40), the piston rod (41) of hydraulic means (40) and lower hook body (20) are in to contact and drive lower hook body (20) and rotate or separate two states around hinge point.

3. rock splitter for excavator according to claim 1, it is characterized in that: described stopping means comprises that branch is located at the starting point stopping means of lower hook body (20) start of a run and the terminal point stopping means of stroke end, the starting point stopping means is the 3rd limited block (24) on the end face opposite one another that is arranged on upper hook body (10) and lower hook body (20), the terminal point stopping means comprises that branch is located at, lower hook body (10,20) first on, second limited block (13,23), described the 3rd limited block (24) is arranged on away from last, lower hook body (10,20) outside of the complete hook-type of Gou Chenging, and the 3rd limited block (24) is arranged on upper hook body (10) and/or the lower hook body (20), described first, second limited block (13,23) be arranged near last, lower hook body (10,20) inboard of the complete hook-type of Gou Chenging.

4. rock splitter for excavator according to claim 2, it is characterized in that: described lower hook body (20) integral body is tabular, the crushing teeth (30) at lower hook body (20) gib head place is tip-angled shape or beak shape, the plate face at lower hook body (20) place parallels with the plate face of described side plate (11), and the plate face at lower hook body (20) place is between the plate face of biside plate (11), bearing pin (50) passes side plate (11) and lower hook body (20) makes upper hook body (10) and lower hook body (20) hinged, described bearing pin (50) is arranged near last, lower hook body (10,20) inboard of the complete hook-type of Gou Chenging, hydraulic means (40) is arranged on the outside of bearing pin (50).

5. rock splitter for excavator according to claim 4, it is characterized in that: the inboard of described two blocks of side plates (11) is equipped with upper guard board (12), upper guard board (12) is in the form of slot, and its notch points to side plate (11) inboard and cooperates with the clamping of the inboard formation of side plate (11); The inboard of described lower hook body (20) is provided with down backplate (21), and following backplate (21) is in the form of slot, and its notch points to the inboard of lower hook body (20) and cooperates with the clamping of the inboard formation of lower hook body (20).

6. rock splitter for excavator according to claim 4, it is characterized in that: described crushing teeth (30) inside is provided with cavity, cavity geometry and lower hook body (20) gib head shape matches, and the gib head of this cavity and lower hook body (20) fastens, and links to each other with spring catch (31).

7. rock splitter for excavator according to claim 4 is characterized in that: described lower hook body (20) is provided with crushing teeth limited block (22) with the connecting portion of crushing teeth (30).

8. according to claim 5 or 6 described rock splitter for excavator, it is characterized in that: described upper guard board (12), following backplate (21) and crushing teeth (30) are wearing piece.

9. rock splitter for excavator according to claim 3 is characterized in that: described the 3rd limited block (24) is arranged on the lower hook body (20).

10. rock splitter for excavator according to claim 1 is characterized in that: described hydraulic means (40) is the nitrogen hydraulic means.