CN207436125U - Ridge buster hydraulic cylinder fittable slackening device, excavator - Google Patents
Ridge buster hydraulic cylinder fittable slackening device, excavator Download PDFInfo
- Publication number
- CN207436125U CN207436125U CN201721420563.1U CN201721420563U CN207436125U CN 207436125 U CN207436125 U CN 207436125U CN 201721420563 U CN201721420563 U CN 201721420563U CN 207436125 U CN207436125 U CN 207436125U
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- CN
- China
- Prior art keywords
- hydraulic cylinder
- dipper
- limited block
- ridge buster
- fittable slackening
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- ZBMRKNMTMPPMMK-UHFFFAOYSA-N 2-amino-4-[hydroxy(methyl)phosphoryl]butanoic acid;azane Chemical compound [NH4+].CP(O)(=O)CCC(N)C([O-])=O ZBMRKNMTMPPMMK-UHFFFAOYSA-N 0.000 title claims abstract description 65
- 230000000295 complement effect Effects 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 14
- 239000007788 liquid Substances 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 4
- 238000013461 design Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000001154 acute effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- KQTVWCSONPJJPE-UHFFFAOYSA-N etridiazole Chemical compound CCOC1=NC(C(Cl)(Cl)Cl)=NS1 KQTVWCSONPJJPE-UHFFFAOYSA-N 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 241000602850 Cinclidae Species 0.000 description 1
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Component Parts Of Construction Machinery (AREA)
Abstract
The utility model discloses a kind of ridge buster hydraulic cylinder fittable slackening device, excavator, wherein, ridge buster hydraulic cylinder fittable slackening device includes limited block；The bottom of limited block is contacted with the top surface of swing arm, and dipper hydraulic cylinder is used to support at the top of limited block.Above-mentioned excavator includes ridge buster hydraulic cylinder fittable slackening device；The bottom of ridge buster hydraulic cylinder fittable slackening device is contacted with the top surface of swing arm, the top braces dipper hydraulic cylinder of ridge buster hydraulic cylinder fittable slackening device；First the end of dipper hydraulic cylinder with hydraulic cylinder complement pipe is connected, then slowly puts down dipper hydraulic cylinder, and the top surface for passing through ridge buster hydraulic cylinder fittable slackening device forms dipper hydraulic cylinder and supports；The end of the piston rod lifting lug of dipper hydraulic cylinder and dipper rear support is realized again and is connected.Ridge buster hydraulic cylinder fittable slackening device provided by the utility model, excavator, reduce assembling installation difficulty, during assembling can free telescopic hydraulic cylinder, improve efficiency of assembling.
Description
Technical field
The utility model is related to heavy engineering mechanical equipment technical field more particularly to a kind of ridge buster hydraulic cylinder installation branch
Support arrangement, excavator.
Background technology
It is well known that ridge buster is that have the function of the broken, equipment of scarifying.The equipment can be installed to standard
On excavator, the ridge buster installed at this time on board a dredger is excavator ridge buster；Ridge buster is as large hydraulic excavator
A kind of important attachment, due to its high efficiency, the advantages such as super large digging force should in the industrial and minerals such as southwestern pan soil and colliery
With having a extensive future.
Excavator ridge buster has the rock of crackle for excavating, and crushes frozen soil, is also used for excavating bituminous paving.Meanwhile
Suitable for pan soil, secondary hard stone, the crushing of land waste, division, in order to be excavated with bucket and loading operation.Ridge buster is general
Include the tine of a monoblock cast, there is earhole on top, is hinged respectively with dipper and scraper bowl cylinder, and there is hard alloy in crown front end
The tooth cap of built-up welding when the piston rod of hydraulic cylinder stretches out, promotes crown to be forcibly inserted into and stir soil.
But it is clear that existing excavator still has some technical problems：Due to the special construction of its equipment
Form, relatively difficult when dipper hydraulic cylinder and the piping being connected with hydraulic cylinder being caused to be assembled, when assembling, is needed first dipper hydraulic cylinder
Piston rod lifting lug is connected with dipper rear support, then reconnects hydraulic cylinder complement pipe, but hydraulic cylinder can not freely stretch, thus
Add assembly difficulty.Otherwise, hydraulic cylinder complement pipe will have the risk being pulled off.Therefore, it is low in after market client's acceptance.
To sum up, how to overcome above-mentioned technological deficiency of the prior art is that the technology that those skilled in the art are badly in need of solving is asked
Topic.
Utility model content
The purpose of this utility model is to provide a kind of ridge buster hydraulic cylinder fittable slackening device, excavator, in solution
State problem.
In order to solve the problem of that traditional technology hydraulic cylinder in assembling process can not freely stretch, in ridge buster dipper liquid
Cylinder pressure rodless cavity root suitable position designs a ridge buster hydraulic cylinder fittable slackening device, allows first to connect hydraulic pressure during assembling
Cylinder piping reconnects hydraulic cylinder and dipper rear support.
In order to achieve the above object, the technical solution of the utility model is realized in：
The utility model additionally provides a kind of ridge buster hydraulic cylinder fittable slackening device, including limited block；The limited block
Bottom contacted with the top surface of swing arm, be used to support dipper hydraulic cylinder at the top of the limited block.
It preferably, can embodiment as one kind；The top of the limited block is rigidly connected or lives with dipper hydraulic cylinder
Dynamic contact.
It preferably, can embodiment as one kind；The bottom of the limited block is rigidly connected with swing arm.
It preferably, can embodiment as one kind；The limited block is cuboid.
It preferably, can embodiment as one kind；The limited block is cylinder.
It preferably, can embodiment as one kind；The limited block is cross section shape in a rectangular trapezoid；And the /V
The bottom of block is rectangle, and four sides of the limited block are each perpendicular to bottom surface, and the top surface of the limited block is inclined-plane；
Between the bottom surface of the top surface of the limited block and the limited block is in that angle is angle α, and the angle α is
Acute angle.
It preferably, can embodiment as one kind；It is activity between the top of the limited block and the dipper hydraulic cylinder
Contact.
It preferably, can embodiment as one kind；Connection between the bottom of the limited block and the swing arm is welding.
Correspondingly, the utility model additionally provides a kind of excavator, installs and supports using above-mentioned ridge buster hydraulic cylinder
Device further includes support, swing arm, dipper hydraulic cylinder, axis pin, hydraulic cylinder complement pipe, swing arm in dipper rear support, middle support, swing arm
Hydraulic cylinder, bucket hydraulic cylinder；
Wherein, the bottom of the ridge buster hydraulic cylinder fittable slackening device is contacted with the top surface of swing arm, the ridge buster liquid
Dipper hydraulic cylinder is used to support at the top of cylinder pressure fittable slackening device；
The axis pin is inserted into the pin shaft hole supported in the swing arm, and support is fixed with the axis pin in the swing arm
Cooperation；In the swing arm dipper hydraulic cylinder is rotatablely connected in support；
The piston rod lifting lug of the dipper hydraulic cylinder is used to connect the end of the dipper rear support, the dipper hydraulic cylinder
End be used for connection liquid cylinder pressure piping.
Compared with prior art, it is the advantages of the utility model embodiment：
A kind of ridge buster hydraulic cylinder fittable slackening device provided by the utility model, excavator；Analyze above-mentioned main skill
Art content is understood：
First aspect：The utility model provides ridge buster hydraulic cylinder fittable slackening device, including limited block；Limited block
Bottom is contacted with the top surface of swing arm, and dipper hydraulic cylinder is used to support at the top of limited block.
Above-mentioned ridge buster hydraulic cylinder fittable slackening device forms effective support, can make dipper hydraulic cylinder when mounted
(or being supported in swing arm) angle between swing arm is fixed, and ensure can support dipper hydraulic cylinder will not continue to decentralization (under
Fall), pull hydraulic cylinder complement pipe when support dipper hydraulic cylinder being avoided to fall.Then dipper hydraulic cylinder can be first installed with hydraulic cylinder match somebody with somebody
Then pipe operates dipper rear support, adjust the installation site of dipper rear support (even if the installation site of dipper rear support adapts to bucket
Installation site at the piston rod lifting lug of bar hydraulic cylinder front end), finally after the piston rod lifting lug and dipper of realization dipper hydraulic cylinder
Realize connection in the end of support.Above-mentioned ridge buster hydraulic cylinder fittable slackening device, simple in structure, design is reasonable, has notable
Practicability feature.
Second aspect：The utility model additionally provides a kind of excavator, and that includes above-mentioned ridge buster hydraulic cylinder installation branch
The structure construction of support arrangement, at the same further include dipper rear support, middle support, support in swing arm, swing arm, dipper hydraulic cylinder, axis pin,
Hydraulic cylinder complement pipe, boom cylinder, bucket hydraulic cylinder；Wherein, the bottom of the ridge buster hydraulic cylinder fittable slackening device is with moving
The top surface of arm contacts, and dipper hydraulic cylinder is used to support at the top of the ridge buster hydraulic cylinder fittable slackening device.The utility model
A kind of excavator is additionally provided, which reduces the assembly difficulty between dipper hydraulic cylinder and other structures device, it can be with during assembling
At the same time free telescopic hydraulic cylinder, also significantly improves the efficiency of assembling of dipper hydraulic cylinder or even excavator.
It will be apparent that above-mentioned ridge buster hydraulic cylinder fittable slackening device, excavator are provided with the utility model, it can be effective
Assembling installation method is improved, i.e., is first connected the end of dipper hydraulic cylinder with hydraulic cylinder complement pipe, then by dipper hydraulic cylinder slowly
It puts down, and support is formed to dipper hydraulic cylinder by the top surface of the ridge buster hydraulic cylinder fittable slackening device；Again by dipper liquid
The piston rod lifting lug of cylinder pressure is realized with the end of dipper rear support and connected.
To sum up, a kind of ridge buster hydraulic cylinder fittable slackening device provided by the utility model, excavator, in ridge buster bucket
Bar hydraulic cylinder rodless cavity root suitable position designs a ridge buster hydraulic cylinder fittable slackening device, allows first to connect during assembling
Hydraulic cylinder complement pipe reconnects dipper hydraulic cylinder and dipper rear support.During assembling can free telescopic hydraulic cylinder, improve assembling effect
Rate.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution of the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it describes below
In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other attached drawings are can also be obtained according to these attached drawings.
Fig. 1 is the dimensional structure diagram for the ridge buster hydraulic cylinder fittable slackening device that the utility model embodiment provides；
Fig. 2 is the front view for the ridge buster hydraulic cylinder fittable slackening device that the utility model embodiment provides；
Fig. 3 is the top view for the ridge buster hydraulic cylinder fittable slackening device that the utility model embodiment provides；
Fig. 4 is the right side view for the ridge buster hydraulic cylinder fittable slackening device that the utility model embodiment provides；
Fig. 5 is the main structure diagram for the excavator that the utility model embodiment provides；
Fig. 6 is the partial enlargement structural representation for the excavator that the utility model embodiment of Fig. 5 provides.
Label：A- limited blocks；1- dipper rear supports；It is supported in 2-；It is supported in 3- swing arms；4- swing arms；5- axis pins；6- dippers
Hydraulic cylinder；B- hydraulic cylinder complement pipes；C- boom cylinders；D- bucket hydraulic cylinders.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet
Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality
Novel protected scope.
, it is necessary to illustrate in the description of the utility model, the orientation of some instructions or the word of position relationship, only
It is that the utility model must have spy with the device or element for simplifying description rather than instruction or hint meaning for ease of description
Fixed orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.
, it is necessary to which explanation, " connection " should be interpreted broadly in the description of the utility model, for example, it may be fixed
It connects or is detachably connected or is integrally connected；Can be mechanical connection or electrical connection；Can be direct
It is connected, can also be indirectly connected by intermediary, can be the connection inside two elements.For the ordinary skill of this field
For personnel, concrete meaning of the above-mentioned term in the utility model can be understood with concrete condition.
The utility model is further described in detail below through specific implementation examples and in conjunction with the accompanying drawings.
Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the utility model embodiment provides a kind of ridge buster hydraulic cylinder installation support dress
It puts, including limited block A；The bottom of the limited block A is contacted with the top surface of swing arm 4, and bucket is used to support at the top of the limited block A
Bar hydraulic cylinder 6 (or abbreviation hydraulic cylinder).
It should be noted that the utility model provides ridge buster hydraulic cylinder fittable slackening device, including limited block A；Limit
The position bottom of block is contacted with the top surface of swing arm, and dipper hydraulic cylinder 6 is used to support at the top of limited block；On above-mentioned limited block A with
Assembly relation between excavator other structures device refers to Fig. 5 and Fig. 6.
Above-mentioned ridge buster hydraulic cylinder fittable slackening device forms effective support, can make dipper hydraulic cylinder when mounted
Angle is fixed between 6 (or 3 are supported in swing arm) and swing arm 4, and ensures that dipper hydraulic cylinder 6 can be supported to will not continue to transfer
(whereabouts) pulls hydraulic cylinder complement pipe when support dipper hydraulic cylinder 6 being avoided to fall.Then dipper hydraulic cylinder 6 and liquid can be first installed
Then cylinder pressure piping operates dipper rear support, adjust the installation site of dipper rear support (even if the installation site of dipper rear support
Adapt to the installation site at the piston rod lifting lug of dipper hydraulic cylinder 6 front end), finally realize the piston rod lifting lug of dipper hydraulic cylinder with
Realize connection in the end of dipper rear support.Above-mentioned ridge buster hydraulic cylinder fittable slackening device, simple in structure, design is reasonable, tool
There is significant practicability feature.
It preferably, can embodiment as one kind；The top of the limited block A be rigidly connected with dipper hydraulic cylinder 6 or
Movable contact.The bottom of the limited block A is rigidly connected with swing arm 4.
It should be noted that the limited block fixed position, the preferred limited block of this case is rigidly connected with swing arm, can will also limit
Position block is rigidly connected with hydraulic cylinder.
It preferably, can embodiment as one kind；The limited block A is cuboid.The limited block A is cylinder.
It preferably, can embodiment as one kind；The limited block A is cross section shape in a rectangular trapezoid；And the limit
The bottom of position block is rectangle, and four sides of the limited block are each perpendicular to the bottom surface, and the top surface of the limited block is inclined-plane；
Between the bottom surface of the top surface of the limited block and the limited block is in that angle is angle α, and the angle α is
Acute angle.
It should be noted that its shape of the limited block can also be cylinder, V-block, polyhedron shape or irregular
The shapes such as shape can also be the similar approach such as assembling is fixed, gluing is fixed with swing arm or oil cylinder type of attachment.Need what is illustrated
It is that the minimum angle θ of dipper hydraulic cylinder 6 and swing arm 4, root are calculated by support 3 in dipper rear support 1, middle support 2 and swing arm
According to the height of θ angles design limited block A and the angle α of scarf.
It preferably, can embodiment as one kind；The top of the limited block A and 6 movable contact of dipper hydraulic cylinder.
Connection between the bottom of the limited block A and the swing arm 4 is welding.
Correspondingly, referring to Fig. 5 and Fig. 6, the utility model additionally provides a kind of excavator, using above-mentioned ridge buster liquid
Cylinder pressure fittable slackening device further includes support 3, swing arm 4, dipper hydraulic cylinder 6, axis pin in dipper rear support 1, middle support 2, swing arm
5th, hydraulic cylinder complement pipe B, boom cylinder C, bucket hydraulic cylinder D；
Wherein, the bottom of the ridge buster hydraulic cylinder fittable slackening device is contacted with the top surface of swing arm 4, the ridge buster liquid
Dipper hydraulic cylinder 6 is used to support at the top of cylinder pressure fittable slackening device；
The axis pin 5 is inserted into the swing arm in the pin shaft hole of support 3, and support 3 and the axis pin 5 in the swing arm
Secure fit；In the swing arm dipper hydraulic cylinder 6 is rotatablely connected in support 3；
The piston rod lifting lug of the dipper hydraulic cylinder 6 is used to connect the end of the dipper rear support 1, the dipper hydraulic pressure
The end of cylinder 6 is used for connection liquid cylinder pressure piping B；
It should be noted that the utility model additionally provides a kind of excavator, that includes above-mentioned ridge buster hydraulic cylinder peaces
Fill the structure construction of support device, at the same further include dipper rear support, middle support, support in swing arm, swing arm, dipper hydraulic cylinder,
Axis pin, hydraulic cylinder complement pipe, boom cylinder, bucket hydraulic cylinder；Wherein, the bottom of the ridge buster hydraulic cylinder fittable slackening device
It is contacted with the top surface of swing arm, hydraulic cylinder is used to support at the top of the ridge buster hydraulic cylinder fittable slackening device.The utility model
A kind of excavator is additionally provided, which reduces the assembly difficulty between dipper hydraulic cylinder and other structures device, it can be with during assembling
At the same time free telescopic hydraulic cylinder, also significantly improves the efficiency of assembling of dipper hydraulic cylinder or even excavator.
Correspondingly, the utility model additionally provides a kind of assembling installation method, using above-mentioned excavator, including operating as follows
Step：
First the end of dipper hydraulic cylinder 6 with hydraulic cylinder complement pipe B is connected, then dipper hydraulic cylinder 6 is slowly put down, and is led to
The top surface for crossing the ridge buster hydraulic cylinder fittable slackening device forms support to dipper hydraulic cylinder 6；
The end of the piston rod lifting lug of dipper hydraulic cylinder 6 and dipper rear support 1 is realized again and is connected.
It should be noted that the utility model additionally provides a kind of assembling installation method, mainly include the following steps：First
The end of dipper hydraulic cylinder with hydraulic cylinder complement pipe is connected, then slowly puts down dipper hydraulic cylinder, and passes through the ridge buster
The top surface of hydraulic cylinder fittable slackening device forms dipper hydraulic cylinder and supports；Again by the piston rod lifting lug and dipper of dipper hydraulic cylinder
Realize connection in the end of rear support.
To sum up, a kind of ridge buster hydraulic cylinder fittable slackening device provided by the utility model, excavator, in ridge buster bucket
Bar hydraulic cylinder rodless cavity root suitable position designs a ridge buster hydraulic cylinder fittable slackening device, allows first to connect during assembling
Hydraulic cylinder complement pipe reconnects dipper hydraulic cylinder and dipper rear support.During assembling can free telescopic hydraulic cylinder, improve assembling effect
Rate.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, those of ordinary skill in the art should
Understand：It can still modify to the technical solution recorded in foregoing embodiments either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is not made to depart from this practicality newly
The scope of each embodiment technical solution of type.
Claims (9)
1. a kind of ridge buster hydraulic cylinder fittable slackening device, which is characterized in that including limited block；The bottom of the limited block is with moving
The top surface of arm contacts, and dipper hydraulic cylinder is used to support at the top of the limited block.
2. ridge buster hydraulic cylinder fittable slackening device as described in claim 1, which is characterized in that
The top of the limited block is rigidly connected with dipper hydraulic cylinder or movable contact.
3. ridge buster hydraulic cylinder fittable slackening device as described in claim 1, which is characterized in that
The bottom of the limited block is rigidly connected with swing arm.
4. ridge buster hydraulic cylinder fittable slackening device as described in claim 1, which is characterized in that
The limited block A is cuboid.
5. ridge buster hydraulic cylinder fittable slackening device as described in claim 1, which is characterized in that
The limited block is cylinder.
6. ridge buster hydraulic cylinder fittable slackening device as described in claim 1, which is characterized in that
The limited block is cross section shape in a rectangular trapezoid；And the bottom of the limited block be rectangle, the four of the limited block
A side is each perpendicular to bottom surface, and the top surface of the limited block is inclined-plane；
Between the bottom surface of the top surface of the limited block and the limited block is in that angle is angle α, and the angle α is sharp
Angle.
7. ridge buster hydraulic cylinder fittable slackening device as claimed in claim 2, which is characterized in that
It is movable contact between the top of the limited block and the dipper hydraulic cylinder.
8. ridge buster hydraulic cylinder fittable slackening device as claimed in claim 3, which is characterized in that
Connection between the bottom of the limited block and the swing arm is welding.
9. a kind of excavator, which is characterized in that using the ridge buster hydraulic cylinder installation branch as described in claim any one of 1-8
Support arrangement further includes dipper rear support, middle support, support in swing arm, swing arm, dipper hydraulic cylinder, axis pin, hydraulic cylinder complement pipe, moves
Arm hydraulic cylinder, bucket hydraulic cylinder；
Wherein, the bottom of the ridge buster hydraulic cylinder fittable slackening device is contacted with the top surface of swing arm, the ridge buster hydraulic cylinder
Dipper hydraulic cylinder is used to support at the top of fittable slackening device；
The axis pin is inserted into the pin shaft hole supported in the swing arm, and support is matched somebody with somebody with axis pin fixation in the swing arm
It closes；In the swing arm dipper hydraulic cylinder is rotatablely connected in support；
The piston rod lifting lug of the dipper hydraulic cylinder is used to connect the end of the dipper rear support, the end of the dipper hydraulic cylinder
End is for connection liquid cylinder pressure piping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721420563.1U CN207436125U (en) | 2017-10-30 | 2017-10-30 | Ridge buster hydraulic cylinder fittable slackening device, excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721420563.1U CN207436125U (en) | 2017-10-30 | 2017-10-30 | Ridge buster hydraulic cylinder fittable slackening device, excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207436125U true CN207436125U (en) | 2018-06-01 |
Family
ID=62291555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721420563.1U Expired - Fee Related CN207436125U (en) | 2017-10-30 | 2017-10-30 | Ridge buster hydraulic cylinder fittable slackening device, excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207436125U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107630486A (en) * | 2017-10-30 | 2018-01-26 | 三重机有限公司 | Ridge buster hydraulic cylinder fittable slackening device, excavator and assembling installation method |
-
2017
- 2017-10-30 CN CN201721420563.1U patent/CN207436125U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107630486A (en) * | 2017-10-30 | 2018-01-26 | 三重机有限公司 | Ridge buster hydraulic cylinder fittable slackening device, excavator and assembling installation method |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180601 |