CN104229640B - A kind of crawler belt rail changing device and crane - Google Patents
A kind of crawler belt rail changing device and crane Download PDFInfo
- Publication number
- CN104229640B CN104229640B CN201310247609.4A CN201310247609A CN104229640B CN 104229640 B CN104229640 B CN 104229640B CN 201310247609 A CN201310247609 A CN 201310247609A CN 104229640 B CN104229640 B CN 104229640B
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- Prior art keywords
- crawler belt
- changing device
- tie
- vehicle frame
- rail changing
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- 210000003141 lower extremity Anatomy 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 8
- 238000010276 construction Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 241000219098 Parthenocissus Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The invention discloses a kind of crawler belt rail changing device and crane.Described crawler belt rail changing device includes: vehicle frame；And four tie-beams, first end of every tie-beam is fixing with vehicle frame to be connected, second end is positioned at outside described vehicle frame, and the line of described second end of described four tie-beams forms a rectangle, wherein, a bracket it is hinged with at the second end of every tie-beam, each described bracket is fixing connects a crawler belt, described crawler belt can in working order and switch between change track-like state, track gage time in working order is equal to described rectangular long edge lengths, and the track gage when becoming track-like state is equal to described rectangular bond length.Thus, the present invention provides a kind of revolving crawler belt rail changing device, and the tie-beam of described crawler belt rail changing device is fixing, thus whole device has higher intensity.On the other hand, the crawler belt rail changing device of the present invention can realize bigger change rail ratio.
Description
Technical field
The present invention relates to technical field of engineering machinery, particularly relate to a kind of crawler belt rail changing device and include this
The crane of device.
Background technology
Along with the development of technology, the requirement for equipment such as cranes gradually steps up.Such as, along with wind-powered electricity generation
The development built, present wind power construction is on-the-spot more and more higher to the requirement of crane, and wind-powered electricity generation construction is to install
A complete Fans, needs to another mount point to install another Fans, it is necessary to mobilecrane meets
The walking requirement of prevailing roadway.The mobilecrane being currently used for wind-powered electricity generation lifting uses the structure of flexible crawler belt
Form (see Fig. 1), described structure includes can flexible crawler belt 1, vehicle frame 2 and the pivoting support 3 in left and right.?
During operating position, crawler belt 1 stretches out to the left and right, has wider crawler belt distance, to increase whole crane
Stability.When transition, crawler belt 1 is to middle shrinkage, thus has less crawler belt distance, is suitable in road
Travel on road.
This kind of structure disclosure satisfy that the construction needs of less than 2 megawatts blower fans substantially, but for 2 megawatts with
The mobilecrane of fan construction is affected by pivoting support and structural member intensity, is difficult to meet commonly
The walking on road surface requires (crawler belt after contraction in motion is apart from excessive), needs to tear open during crane transition
Divide and transport, add labor intensity, reduce efficiency of construction, so can in the urgent need to design one
The crane realizing crawler belt change rail meets 2 megawatts of needs built with fan.
Summary of the invention
It is an object of the invention to provide a kind of crawler belt rail changing device overcome or at least alleviate prior art
Defect.
For achieving the above object, the present invention provides a kind of crawler belt rail changing device, described crawler belt rail changing device bag
Include: vehicle frame；And four tie-beams, the first end of every tie-beam is fixing with described vehicle frame to be connected, and second
End is positioned at outside described vehicle frame, and the line formation one of described second end of described four tie-beams is rectangular
Shape；Wherein, being hinged with a bracket at the second end of every tie-beam, each described bracket is fixing to be connected
One crawler belt, described crawler belt can in working order and become and switch between track-like state, shoe time in working order
Band gauge is equal to described rectangular long edge lengths, and the track gage when becoming track-like state is equal to described rectangle
Bond length.
Thus, the present invention provides a kind of revolving crawler belt rail changing device, the company of described crawler belt rail changing device
Connecing beam is fixing (in the prior art, the support supporting crawler belt is telescopic bascule), thus
Whole device has higher intensity.On the other hand, described Rotary crawler rail changing device can realize relatively
Big change rail ratio: (crawler belt bearing of trend hangs down cornerwise length that theoretic ultimate range is described rectangle
Straight in diagonal), minimum range is the length of rectangle minor face.
Preferably, described crawler belt rail changing device farther includes to be arranged on described each tie-beam and corresponding torr
Change cylinder of rail between frame, described change cylinder of rail is for adjusting the described bracket angle relative to described tie-beam
Position.
Preferably, described crawler belt rail changing device farther includes four support bars, and described support bar is for even
Connect described crawler belt and described vehicle frame or tie-beam, to fix the described crawler belt angle position relative to described tie-beam
Put.Described support bar and crawler belt, vehicle frame or tie-beam composition stable triangle, thus improve whole device
Stabilized soil pavement.
Preferably, described rectangular length-width ratio is between 2:1 to 4:1.
Preferably, described rectangular center and the center superposition of described vehicle frame.
Preferably, described crawler belt rail changing device farther includes supporting leg and the supporting leg being connected with described vehicle frame
Driving oil cylinder, described driving oil cylinder is used for driving described supporting leg to move up and down to lift described vehicle frame so that institute
State crawler belt contact or leave ground.
Preferably, the pin joint of described bracket is centrally located on the width of its corresponding crawler belt.
Preferably, the pin joint of described bracket is eccentrically mounted in the length of its corresponding crawler belt, eccentric direction
For the direction near vehicle frame center.
Preferably, described crawler belt rail changing device farther includes controller, and is connected with described vehicle frame
Supporting leg and supporting leg drive oil cylinder, it is described with lifting that described driving oil cylinder is used for driving described supporting leg to move up and down
Vehicle frame so that described crawler belt contacts or leaves ground, wherein, described controller drives oil cylinder with described supporting leg
It is associated with described change cylinder of rail, drives the dynamic of oil cylinder and described change cylinder of rail controlling described supporting leg
Make.
Preferably, tie-beam and vehicle frame can be integrally formed.
The present invention also provides for a kind of crane, and described crane includes crawler belt rail changing device as above.
The present invention achieves, by rotating crawler belt, the crawler belt directional combination that duty is different with becoming track-like state.
In the case of meeting overall performance, reduce track gage during traveling to greatest extent.The shoe of the present invention
It is connected by tie-beam between band and vehicle frame, reduces the weight of vehicle frame, reduce the single parts of complete machine simultaneously
Maximum hauled weight, facilitate transport.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the crawler crane of band crawler belt rail changing device of the prior art.
Fig. 2 is the schematic diagram with the crane of crawler belt rail changing device according to an embodiment of the invention.
Fig. 3 be according to an embodiment of the invention crawler belt rail changing device becoming the schematic diagram before rail.
Fig. 4 is the schematic diagram after becoming rail of the crawler belt rail changing device shown in Fig. 3.
Fig. 5 is the schematic diagram of the tie-beam of crawler belt rail changing device shown in Fig. 3.
Reference:
| 1 | Crawler belt | 7 | Become cylinder of rail |
| 2 | Vehicle frame | 8 | Supporting leg drives oil cylinder |
| 3 | Pivoting support | 101 | Creeper tread |
| 4 | Tie-beam | 401 | Installing hole |
| 5 | Bracket | 402 | Fastener hole |
| 6 | Support bar |
Detailed description of the invention
Clearer, below in conjunction with the present invention for the purpose making the present invention implement, technical scheme and advantage
Accompanying drawing in embodiment, is further described in more detail the technical scheme in the embodiment of the present invention.At accompanying drawing
In, the most same or similar label represents same or similar element or has same or like function
Element.Described embodiment is a part of embodiment of the present invention rather than whole embodiments.Below
It is exemplary by the embodiment being described with reference to the drawings, it is intended to be used for explaining the present invention, and it is not intended that
Limitation of the present invention.Based on the embodiment in the present invention, those of ordinary skill in the art are not making wound
The every other embodiment obtained under the property made work premise, broadly fall into the scope of protection of the invention below in conjunction with
Embodiments of the invention are described in detail by accompanying drawing.
In describing the invention, it is to be understood that term " " center ", " longitudinally ", " laterally ", " front ",
The side of the instruction such as " afterwards ", "left", "right", " vertically ", " level ", " top ", " end " " interior ", " outward "
Position or position relationship be based on orientation shown in the drawings or position relationship, be for only for ease of description the present invention with
Simplify and describe rather than indicate or imply that the device of indication or element must have specific orientation, with specific
Azimuth configuration and operation, therefore it is not intended that limiting the scope of the invention.
Fig. 2 is the schematic diagram with the crane of crawler belt rail changing device according to an embodiment of the invention.Fig. 3
Be according to an embodiment of the invention crawler belt rail changing device becoming the schematic diagram before rail.Fig. 4 is shown in Fig. 3
Crawler belt rail changing device schematic diagram after becoming rail.Fig. 5 is showing of the tie-beam of crawler belt rail changing device shown in Fig. 3
It is intended to.
In the illustrated embodiment, crawler belt rail changing device includes: vehicle frame 1；Four tie-beams 4；Four supports
Bar 6 and four crawler belts 1.
First end of every tie-beam is fixing with described vehicle frame 1 to be connected, and the second end is positioned at outside described vehicle frame,
And the line of described second end of described four tie-beams forms a rectangle.Advantageously, described rectangular
The length-width ratio of shape between 2:1 to 4:1, for example, 2:1,3:1 or 4:1.It is pointed out that this
Invention is not limited to above-mentioned length-width ratio, it is also possible to select other length-width ratios as required.Advantageously, described
Rectangular center and the center superposition of described vehicle frame.So would be more advantageous in the symmetry of crawler belt rail changing device
Property design, thus simplify design, improve stability and safety.
Being hinged with a bracket 5 at the second end of every tie-beam, each bracket 5 is fixing connects a shoe
Band 1.Support bar 6 be used for connecting the described crawler belt support of crawler belt (specifically, be) and described vehicle frame or
Tie-beam, to fix the described crawler belt (position before becoming rail and after change rail, angle position relative to described tie-beam
Put, during becoming rail, need to unload lower support bar 6).Described support bar and crawler belt, vehicle frame or tie-beam
Composition stable triangle, thus improve the stabilized soil pavement of whole device
The tie-beam of described crawler belt rail changing device is fixing (in the prior art, the support of support crawler belt
It is telescopic bascule), thus whole device has higher intensity.On the other hand, described rotation
Rotatable crawler belt rail changing device can realize bigger change rail ratio: theoretic ultimate range is right into described rectangle
The length (crawler belt extends perpendicularly to diagonal) of linea angulata, minimum range is the length of rectangle minor face.
Seeing Fig. 3, described crawler belt rail changing device farther includes to be arranged on described each tie-beam and corresponding torr
Change cylinder of rail 7 between frame, described change cylinder of rail is for adjusting the described bracket angle relative to described tie-beam
Degree position.Thus regulate the described crawler belt angle relative to tie-beam, and then realize the automatic tune of crawler belt distance
Joint.It is pointed out that change cylinder of rail not necessarily, such as, use manpower or shoe driven electrically
Band and bracket rotate the technical scheme realizing becoming rail also within protection scope of the present invention relative to tie-beam.
Seeing Fig. 4, described crawler belt rail changing device farther includes supporting leg and the supporting leg being connected with described vehicle frame
Driving oil cylinder 8, described supporting leg drives oil cylinder 8 to be used for driving described supporting leg to move up and down to lift described vehicle frame,
Make the contact of described crawler belt or leave ground, thus realizing the change rail of described crawler belt.
Advantageously, the pin joint of described bracket is centrally located on the width of its corresponding crawler belt.
In the illustrated embodiment, the pin joint of described bracket is eccentrically mounted in the length of its corresponding crawler belt,
Eccentric direction is the direction near vehicle frame center.This is conducive to the design of whole device so that crawler belt is rotating
During there is enough gaps, it is to avoid crawler belt rotate during interfere.
In a preferred embodiment, described crawler belt rail changing device farther includes controller, and with described
Supporting leg and supporting leg that vehicle frame is connected drive oil cylinder, and described driving oil cylinder is used for driving described supporting leg to move up and down
To lift described vehicle frame so that described crawler belt contacts or leaves ground, wherein, described controller and described
Lower limb drives oil cylinder and described change cylinder of rail to be associated, to control described supporting leg driving oil cylinder and described change rail
The action of oil cylinder.
Fig. 5 shows tie-beam 4.One end of tie-beam 4 is connected with bracket 5, separately by installing hole 401
One end is connected to vehicle frame by fastener hole 402.
Installing hole 401 can be used simultaneously as the axis hole that bracket pivots relative to tie-beam 4.The number of fastener hole
Amount can be arranged as required to.It is pointed out that tie-beam and vehicle frame can be integrally formed, thus
Improve intensity and the safety of whole device.
The present invention also provides for a kind of crane, and described crane includes crawler belt rail changing device as above.
Seeing Fig. 3, track gage during duty is L1.See Fig. 4, become the track gage after rail
For L2.It is understood that theoretic ultimate range is not L1, but the diagonal of described rectangle
Length (now crawler belt extends perpendicularly to diagonal).
Last it is noted that above example is only in order to illustrate technical scheme, rather than right
It limits.Although the present invention being described in detail with reference to previous embodiment, the ordinary skill of this area
Personnel it is understood that the technical scheme described in foregoing embodiments still can be modified by it, or
Wherein portion of techniques feature is carried out equivalent；And these amendments or replacement, do not make relevant art side
The essence of case departs from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (9)
1. a crawler belt rail changing device, it is characterised in that including:
Vehicle frame；And
Four tie-beams, the first end of every tie-beam is fixing with described vehicle frame to be connected, and the second end is positioned at institute
State outside vehicle frame, and the line of described second end of described four tie-beams form a rectangle,
Wherein, being hinged with a bracket at the second end of every tie-beam, each described bracket is fixing even
Connecing a crawler belt, described crawler belt can in working order and switch between change track-like state, time in working order
Track gage (L1) is equal to described rectangular long edge lengths, the track gage (L2) when becoming track-like state
Equal to described rectangular bond length.
2. crawler belt rail changing device as claimed in claim 1, it is characterised in that farther include to be arranged on
Change cylinder of rail between described each tie-beam and respective brackets, described change cylinder of rail is used for adjusting described bracket
Angle position relative to described tie-beam.
3. crawler belt rail changing device as claimed in claim 1, it is characterised in that farther include four
Strut, described support bar is used for connecting described crawler belt and described vehicle frame or tie-beam, with fixing described crawler belt phase
Angle position for described tie-beam.
4. crawler belt rail changing device as claimed in claim 1, it is characterised in that described rectangular center
Center superposition with described vehicle frame.
5. crawler belt rail changing device as claimed in claim 1, it is characterised in that farther include with described
Supporting leg and supporting leg that vehicle frame is connected drive oil cylinder, and described driving oil cylinder is used for driving described supporting leg to move up and down
To lift described vehicle frame so that described crawler belt contacts or leaves ground.
6. crawler belt rail changing device as claimed in claim 1, it is characterised in that the pin joint of described bracket
The width of its corresponding crawler belt is centrally located.
7. crawler belt rail changing device as claimed in claim 1, it is characterised in that the pin joint of described bracket
In the length of its corresponding crawler belt eccentrically mounted, eccentric direction is the direction near vehicle frame center.
8. crawler belt rail changing device as claimed in claim 2, it is characterised in that farther include controller,
And supporting leg and the supporting leg being connected with described vehicle frame drives oil cylinder, described driving oil cylinder is used for driving described
Lower limb moves up and down to lift described vehicle frame so that described crawler belt contacts or leaves ground,
Wherein, described controller drives oil cylinder and described change cylinder of rail to be associated with described supporting leg, to control
Described supporting leg drives oil cylinder and the action of described change cylinder of rail.
9. a crane, it is characterised in that include the crawler belt as according to any one of claim 1-8
Rail changing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310247609.4A CN104229640B (en) | 2013-06-20 | 2013-06-20 | A kind of crawler belt rail changing device and crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310247609.4A CN104229640B (en) | 2013-06-20 | 2013-06-20 | A kind of crawler belt rail changing device and crane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104229640A CN104229640A (en) | 2014-12-24 |
| CN104229640B true CN104229640B (en) | 2016-08-10 |
Family
ID=52218673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310247609.4A Expired - Fee Related CN104229640B (en) | 2013-06-20 | 2013-06-20 | A kind of crawler belt rail changing device and crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104229640B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107298134B (en) * | 2017-07-25 | 2023-05-23 | 徐工集团工程机械股份有限公司 | Self-loading and unloading crawler carrier vehicle |
| CN107500122B (en) * | 2017-08-25 | 2019-09-10 | 郑州新大方重工科技有限公司 | A kind of folding crane |
| CN107585219A (en) * | 2017-10-13 | 2018-01-16 | 北京中车重工机械有限公司 | A kind of crawler body |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201325494Y (en) * | 2008-12-28 | 2009-10-14 | 安徽柳工起重机有限公司 | Track frame expansion structure of crawling crane |
| CN201338915Y (en) * | 2009-01-20 | 2009-11-04 | 三一电气有限责任公司 | Amphibious crawling crane |
| CN102774437A (en) * | 2012-08-15 | 2012-11-14 | 中联重科股份有限公司 | Crawler chassis and crawler crane |
| CN103030074A (en) * | 2011-10-08 | 2013-04-10 | 易肃 | Hinge points-variable combined type multi-functional crawler crane |
| CN203359841U (en) * | 2013-06-20 | 2013-12-25 | 北汽福田汽车股份有限公司 | Caterpillar band track changing device and crane |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8459898B2 (en) * | 2010-03-26 | 2013-06-11 | Guntert & Zimmerman Const. Div., Inc. | Adjustable bolster swing legs for mounting and aligning and reorienting crawlers for slipform paving machines |
-
2013
- 2013-06-20 CN CN201310247609.4A patent/CN104229640B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201325494Y (en) * | 2008-12-28 | 2009-10-14 | 安徽柳工起重机有限公司 | Track frame expansion structure of crawling crane |
| CN201338915Y (en) * | 2009-01-20 | 2009-11-04 | 三一电气有限责任公司 | Amphibious crawling crane |
| CN103030074A (en) * | 2011-10-08 | 2013-04-10 | 易肃 | Hinge points-variable combined type multi-functional crawler crane |
| CN102774437A (en) * | 2012-08-15 | 2012-11-14 | 中联重科股份有限公司 | Crawler chassis and crawler crane |
| CN203359841U (en) * | 2013-06-20 | 2013-12-25 | 北汽福田汽车股份有限公司 | Caterpillar band track changing device and crane |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104229640A (en) | 2014-12-24 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20200929 Address after: No.202 Xuanfu street, Xuanhua District, Zhangjiakou, Hebei Province Patentee after: Hebei Leisa Heavy Construction Machinery Co.,Ltd. Address before: 102206 Changping District City, Shahe, Sha Yang Road, Beijing Patentee before: BEIQI FOTON MOTOR Co.,Ltd. |
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| 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: 20160810 |