CN209210242U - A kind of crane - Google Patents
A kind of crane Download PDFInfo
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- CN209210242U CN209210242U CN201821574150.3U CN201821574150U CN209210242U CN 209210242 U CN209210242 U CN 209210242U CN 201821574150 U CN201821574150 U CN 201821574150U CN 209210242 U CN209210242 U CN 209210242U
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000003466 welding Methods 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims description 20
- 230000003014 reinforcing effect Effects 0.000 claims description 17
- 239000003638 chemical reducing agent Substances 0.000 claims description 16
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- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
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- 125000004122 cyclic group Chemical group 0.000 claims description 6
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- 238000012423 maintenance Methods 0.000 abstract description 9
- 230000008439 repair process Effects 0.000 abstract description 5
- 239000006185 dispersion Substances 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 71
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- 230000007797 corrosion Effects 0.000 description 1
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- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
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- 238000005461 lubrication Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
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Abstract
The utility model provides a kind of crane, including pedestal, pivoting support, revolving platform, device for revolving and driving, boom, tripod, Overthrow preventing device, luffing device and boom blowdown apparatus, and revolving platform uses the parallel gusset group in two sides；The structure of front and back centering gusset group designs, be conducive to the dispersion of revolving platform stress, the structural stability of revolving platform can be significantly improved, it is equipped with axis hole on revolving platform, axle sleeve is equipped in axis hole, device for revolving and driving is arranged in axis hole, easy to repair and replacement, tripod is convenient for assembly or disassembly, convenient transportation using welding and two kinds of connection types of flanged joint；Overthrow preventing device is arranged on revolving platform, avoids the impact to tripod；Luffing device is using rigid connection, and stress is directly, uniformly；Boom blowdown apparatus can collect low greasy dirt from winch, avoid pollution ocean, crane provided by the utility model, stable structure, stress equalization, assembly and convenience easy to maintenance.
Description
Technical field
The utility model relates to offshore engineering equipment fields, and in particular to a kind of crane.
Background technique
As increasingly exhaustion, the developing way of resource of land resources have been extended on ocean, marine resources will be not
The leading position of world resource is occupied, becomes the focus of various countries' keen competition, Yao Kaifa marine resources just need advanced sea
Foreign crane transports cargo and equipment, around spud leg formula marine crane generally around spud leg be mounted on ocean platform main body or
It is extensive because it occupies the advantages that platform space is small, compact-sized, crane capacity is big, and lifting radius is remote on the deck of hull
Using.
Application No. is 201610334639.2, the applying date is a kind of around stake to disclose in the patent document of 2016.05.19
Leg formula offshore platform crane, the bottom of rotating platform are equipped with mounting rack, and mounting rack includes connector and load-bearing part, pedestal
The position that mounting rack is corresponded on periphery wall is equipped with support plate, presss from both sides between the slideway on the top surface of support plate and the bottom surface of rotating platform
Equipped with positive cyclic annular roller group, reversed cyclic annular roller group is clamped between the bottom surface of support plate and the top surface of load-bearing part, slideway
The position that pedestal is corresponded on inner sidewall is equipped with bush(ing) bearing, and bush(ing) bearing and pedestal form sliding bearing pair, people
Cabinet frame includes two door frame components, and two door frame components are arranged symmetrically relative to spud leg, each door frame component include vertical bar and
Brace, vertical bar are mutually perpendicular to rotating platform, and the top of brace is connected with the top of vertical bar, and invention can drop to a certain extent
The manufacturing cost of low crane, but after mounting rack is arranged in the bottom of rotating platform in it, the thickness of rotating platform needs substantially
Increase, the center of gravity of entire crane is caused to increase, unstability increases；The gusset design of its rotating platform is entirely using in length and breadth
Staggered structure arrangement, is unfavorable for the dispersion of stress, and the crane that this structure design is only suitable for small tonnage uses.
Summary of the invention
To solve problems of the prior art, the utility model provides a kind of crane, carries out to the prior art excellent
Change design, stablize crane structure, stress equalization assembles and convenience easy to maintenance.
A kind of crane, including pedestal, pivoting support, revolving platform, device for revolving and driving, boom and tripod, revolution
The outer ring of bearing is connected with the top of pedestal, and the inner ring of pivoting support is connected with the bottom of revolving platform, device for revolving and driving peace
On revolving platform, the bottom end of boom is hinged on revolving platform, and tripod is mounted on the top of revolving platform, flat in revolution
Platform is equipped with the axis hole through revolving platform, and revolving platform includes bottom plate, mounting flange, vertical bar seat, brace seat, boom seat, top
Plate and gusset group, the side of bottom plate are equipped with chamfering, and bottom plate is equipped with and wears spud leg hole, wear spud leg hole and are arranged close to chamfering side；Gu
Determine flange to be located on the bottom surface of bottom plate, mounting flange is coaxially disposed with spud leg hole is worn；Vertical bar seat, brace seat and boom seat are vertical
It is located on the top surface of bottom plate, the top of vertical bar seat, brace seat and boom seat is equipped with hinge hole；The top of vertical bar seat and brace seat
Top run through top plate；Gusset group is arranged between top plate and bottom plate, and gusset group includes parallel gusset group and centering gusset group,
Centering gusset group includes rear portion centering gusset group and front centering gusset group, the gusset between the vertical bar seat and brace seat of the same side
For parallel gusset group arranged in parallel, the gusset between opposite vertical bar seat is the rear portion centering gusset group of centering setting,
Gusset between opposite brace seat is the front centering gusset group of centering setting；It is equipped on top plate through top plate and bottom plate
Axis hole.The above structure, front centering gusset group can be uniformly dispersed in the stress generated during welding processing first, prevent part
Deformation, secondly at work, the pressure energy that boom is subject to is evenly spread to and front pair crane by front centering gusset group
On the connected all parts of middle gusset group；Rear portion centering gusset group can be uniformly dispersed in answering of generating during welding processing first
Power prevents local deformation, and secondly at work, pressure that the vertical bar of tripod is subject to, cargo are to pulling force of winch etc. for crane
It can be evenly spread on all parts being connected with rear portion centering gusset group by rear portion centering gusset group, make revolving platform structure
Stablize；The two sides of revolving platform are mainly acted on by the pressure of tripod, and the bending strength that can improve gusset is arranged in parallel in gusset, and
Gusset positioning is simple during welding, easy to operate, saves working hour, improves efficiency；
Axle sleeve is equipped in axis hole, device for revolving and driving is arranged in axle sleeve, and device for revolving and driving includes hydraulic motor, slows down
Machine, upper fixed seat, connector sleeve, lower fixed seat, transmission shaft and herringbone driving gear, under the upper end and upper fixed seat of connector sleeve
End is connected, and the lower end of connector sleeve is connected with the upper end of lower fixed seat, and transmission shaft is located in connector sleeve；Speed reducer is located at upper fixed seat
Top, the output shaft of speed reducer is connected with the upper end of transmission shaft；Hydraulic motor is located at the top of speed reducer, hydraulic motor it is defeated
Shaft is connected with the input shaft of speed reducer；Herringbone driving gear is located at the bottom end of output shaft.The above structure selects hydraulic motor
Be hydraulic motor as the advantages of power source to design using enclosed construction, internal element will not by the corrosion of ocean humid air,
Can effectively it prolong the service life；Device for revolving and driving is set on revolving platform by axis, since crane is returned in revolution
Rotary driving device will receive the powerful reaction force of pivoting support, this reaction force can be applied to back by device for revolving and driving
Turn on platform, crane persistently runs the position abrasion that device for revolving and driving can be made to connect with revolving platform, revolving platform volume
It is huge, it is not easy to repair, the hardness axle sleeve lower than revolving platform hardness is set between device for revolving and driving and revolving platform, is made
It uses the reaction force on device for revolving and driving and can be remake by axle sleeve and used on revolving platform, such axle sleeve can first be worn, such as
Fruit, which needs repairing, only needs replacing axle sleeve；Transmission shaft is located in axle sleeve, speed reducer just may be provided in the outside of revolving platform,
Be conducive to the heat dissipation of speed reducer.
Pedestal includes the ontology for the back taper cyclic structure that bottom end is small, top is big, is equipped with base flange in the top surface of ontology,
Base flange and ontology are coaxially disposed, and base flange is equipped with more than two bolts hole, are equipped on the inner wall of ontology along interior
The reinforcing rib of one or more of wall even circumferential distribution is equipped with circular inner wall one week in the inner wall of ontology and connects each reinforcing rib
More than one reinforcing ring.The ontology of pedestal is adapted to larger sized using the back taper cyclic structure that bottom end is small, top is big
Pivoting support, improves the stability of crane, and the structural strength of pedestal can be improved in the setting of reinforcing rib and reinforcing ring.
Tripod includes the first door frame and the second door frame, and the first door frame includes the first vertical bar, the first brace, first pulley seat
With the first drag link, the top of first pulley seat and the first brace welds together, the top of the first vertical bar and first pulley seat
Between connected by screw bolt and nut, the first drag link is equipped between the first vertical bar and the first brace, the first drag link includes the
C sections of one a sections of drag link, b sections of the first drag link and the first drag link, one end of the first a sections of drag link are connected with the first vertical bar, the
The other end of one a sections of drag link is equipped with flange, and the both ends of the first b sections of drag link are equipped with flange, one end of the first c sections of drag link
It is connected with the first brace, the other end of the first c sections of drag link is equipped with flange, one end of the first b sections of drag link and the first drag link a
One end that section is equipped with flange is connected, and the other end of the first b sections of drag link is equipped with one end phase of flange with the first drag link c section
Even；Second door frame includes the second vertical bar, the second brace, second pulley seat and the second pull rod, and second pulley seat and the second brace weld
It is connected together, is connected between the second vertical bar and second pulley seat by screw bolt and nut, set between the second vertical bar and the second brace
There is the second drag link, the second drag link includes c sections of a sections of the second drag link, b sections of the second drag link and the second drag link, and second is horizontal
One end that a sections of pull rod is connected with the second vertical bar, and the other end of the second a sections of drag link is equipped with flange, the both ends of the second b sections of drag link
It is equipped with flange, one end of the second c sections of drag link is connected with the second brace, and the other end of the second c sections of drag link is equipped with flange, the
One end that one end of two b sections of drag links and the second drag link a section are equipped with flange is connected, the other end of the second b sections of drag link and
One end that second drag link c section is equipped with flange is connected；Main cross bar, main cross bar are equipped between first pulley seat and second pulley seat
Including main cross bar a sections, it is cross bar b sections and cross bar c sections main main, main cross bar a sections one end is connected with first pulley seat, main cross bar a sections
The other end be equipped with flange, main cross bar b section of both ends are equipped with flange, and main cross bar c sections one end is connected with second pulley seat, lead
The other end that c sections of cross bar is equipped with flange, and main cross bar b sections one end is connected with one end that main cross bar a section is equipped with flange, main cross bar
B sections of the other end is connected with one end that main cross bar c section is equipped with flange；One or more is equipped between first vertical bar and the second vertical bar
Secondary cross bar；The third drag link of one or more is equipped between first brace and the second brace, third drag link includes third cross
A sections of pull rod, b sections of third drag link and c sections of third drag link, one end that a sections of third drag link is connected with the first brace, and third is horizontal
The other end that a sections of pull rod is equipped with flange, and the both ends that b section of third drag link are equipped with flange, one end that c sections of third drag link and the
Two braces are connected, and the other end that c sections of third drag link is equipped with flange, on one end and third drag link a section that b sections of third drag link
One end equipped with flange is connected, and the other end that b sections of third drag link is connected with one end that third drag link c section is equipped with flange.
Arrangement above is fastened between first pulley seat and the first vertical bar by screw bolt and nut, and this set can be first easy to disassemble
Frame is readily transported and repairs；At work, the pressure that first pulley seat is subject to can be mainly transmitted to crane by the first brace
On revolving platform, therefore, the intensity of connection can be enhanced between first pulley seat and the first brace by being welded to connect, guarantee three
The stable structure of corner bracket, the first drag link can surround triangular structure with the first vertical bar and the first brace, and triangular structure is stablized,
The stability of the first door frame can effectively be enhanced；It is fastened between second pulley seat and the second vertical bar by screw bolt and nut, it is this to set
Energy the second door frame easy to disassemble is set, is readily transported and repairs；Crane at work, mainly can by the pressure that second pulley seat is subject to
It is transmitted on revolving platform by the second brace, therefore, can be increased between second pulley seat and the second brace by being welded to connect
The intensity of strong ties guarantees the stable structure of tripod；Second drag link can surround triangle with the second vertical bar and the second brace
Structure, triangular structure are stablized, and the stability of the second door frame can be effectively enhanced；Main cross bar is set and connects the first door frame and second
First door frame and the second door frame are connected into an entirety, improving stability by main cross bar by frame；Third drag link connection first
Brace and the second brace, can enhance the stability between the first door frame and the second door frame, prevent the first brace and the second brace by
It is too long in length and be easy to happen bending.
It is equipped with Overthrow preventing device close to boom seat on the upper surface of revolving platform, Overthrow preventing device includes one or more
Overturn-preventing bar and the buffer being located on overturn-preventing bar, overturn-preventing bar includes overturn-preventing pole socket and the overturn-preventing body of rod, overturn-preventing bar
The bottom end of seat is arranged on revolving platform, and the top of overturn-preventing pole socket is equipped with flange, and the bottom end of the overturn-preventing body of rod is equipped with flange, prevents
The topple bottom end of the body of rod is connected with the top of overturn-preventing pole socket, and buffer is located at the upper end of the overturn-preventing body of rod.Overthrow preventing device exists
It will receive powerful impact force when keeping out boom, if being arranged Overthrow preventing device on tripod, tripod is being impacted
When be possible to deform, tripod structure is complicated, and structural member is more, once deformation, maintenance and replacement cost are high.By overturn-preventing
Device is arranged on revolving platform, and structure is simple, and manufacture is low with maintenance cost, easy to maintenance, will not damage tripod.
It is equipped with luffing device on the top of boom, luffing device includes the first hinged seat, the second hinged seat, hinged seat company
Bar, the first brace, the second brace, the first luffing pulley base, the second luffing pulley base and pulley base connecting rod, the first hinged seat are hinged
On the top of boom, the second hinged seat is hinged on the top of boom, and hinged seat connecting rod is located at the first hinged seat and the second hinged seat
Between, one end of the first brace is connected with the first hinged seat, and the other end of the first brace is connected with the first luffing pulley base, and second
One end of brace is connected with the second hinged seat, and the other end of the second brace is connected with the second luffing pulley base, and pulley base connecting rod is set
Between the first luffing pulley base and the second luffing pulley base.Arrangement above, the first brace and the second brace are all made of steel pole, with
It is compared using wirerope, the Hard link of steel pole can make the transmitting of power more directly, uniformly.
Boom blowdown apparatus is equipped on boom, boom blowdown apparatus includes oil trap, oil guide pipe and oil storage tank, oil trap
It is arranged on boom, oil storage tank is arranged on revolving platform, and the upper end of oil guide pipe is connected with oil trap, the lower end of oil guide pipe and storage
Oil groove is connected, and the bottom surface of the oil trap is set as V-shaped along its length；The bottom surface of oil trap is set as V in the width direction
Font is equipped with the first oilhole at the bottom end of V-shaped along its length and the bottom extremity of V-shaped in the width direction,
First oilhole is equipped with the first oil connection；Transition arc is equipped between the left side and bottom surface of oil trap, in transition arc
Center is equipped with the second oilhole, and the second oil connection is equipped on the second oilhole；Oil guide pipe includes Oil Guide supervisor, three-way connection,
One end of one Oil Guide branch pipe and the second Oil Guide branch pipe, Oil Guide supervisor is connected with first hole of three-way connection；First Oil Guide branch pipe
One end be connected with the first oil connection, the other end of the first Oil Guide branch pipe is connected with second hole of three-way connection；Second leads
One end of oil inlet pipe is connected with the second oil connection, and the other end of the second Oil Guide branch pipe is connected with the third hole of three-way connection；
Oil storage tank is mounted on the bottom surface of revolving platform by oil groove bracket, and oil groove bracket is equipped with hose coupling, and Oil Guide supervisor's is another
One end is arranged across hose coupling.Arrangement above, the lubrication by the way that oil trap to be arranged in the lower section of winch on boom, on winch
Oil and hydraulic oil can drop into oil trap, flow into oil storage tank by oil guide pipe, not can cause environmental pollution；By oil trap
Bottom is set as V-shaped with width direction along its length, and regardless of the oil on winch falls on which position of oil trap, oil all can
The bottom for flowing to V-shaped, since position is that the moment is changed to boom at work, if the first oilhole is only arranged,
Oil can flow to the left side of oil trap when angle between boom and revolving platform is larger, and oil cannot be fallen from the first oilhole, oil
Or it can be overflowed from oil trap, still result in environmental pollution, after the second oilhole is arranged, oil can smoothly be flowed out from oil groove.
Further, the first span winch is equipped with close to the position of first door frame on the revolving platform；Described
The position of two door frames is equipped with the second span winch, is extended with the first wirerope in the first span winch, and the first wirerope is around the
One pulley base is connected with luffing device；The second wirerope is extended in second span winch, the second wirerope bypasses second pulley
Seat is connected with luffing device.The above structure starts the first span winch and the second span winch when boom needs luffing, the
One wirerope and the second wirerope can elongate or shorten simultaneously, make boom be promoted or be declined by luffing device, due to first
Span winch and the second span winch simultaneously operation, boom can run smoothly during luffing.
Further, the boom is equipped with main hook winch, auxiliary hook winch, dead rope winch, main hook pulley blocks, main hook, pair
Hook arm, auxiliary hook pulley, auxiliary hook and dead rope pulley, main hook pulley blocks are located at the top of boom, main hook steel are extended in main hook winch
Cord, main hook steel wire penetrating main hook pulley blocks are connected with main hook；Auxiliary hook arm is located at the top of boom, and auxiliary hook pulley is located at auxiliary hook
The top of arm is extended with auxiliary hook wirerope in auxiliary hook winch, and auxiliary hook steel wire penetrating auxiliary hook pulley is connected with auxiliary hook；Dead rope pulley
It is located at the middle part of boom, dead rope wirerope is extended in dead rope winch, dead rope steel wire penetrating dead rope pulley is connected with main hook.With
Main hook winch, auxiliary hook winch and dead rope winch are arranged on boom, can simplify the structure of crane, save the cost by upper structure；
The handling speed of main hook is slow, uses in the cargo of handling weight；The handling speed of auxiliary hook is fast, makes in the lighter cargo of handling
With；Dead rope wirerope is used to fix cargo, prevents cargo pendulation.
Further, the first transverse bar of each piece of gusset of connection is equipped in the inside of the gusset group, in the outside of gusset group
The second transverse bar equipped with each piece of gusset of connection.First transverse bar will be chained together on the inside of each piece of gusset；Second transverse bar is by each piece
It is chained together on the outside of gusset, keeps the connection between gusset more firm, promote the intensity of revolving platform.
Further, it is equipped with outer panel along the outer profile of top plate and bottom plate, boom seat runs through outer panel；Wear spud leg hole in edge
Edge is equipped with interior plate between top plate and bottom plate.By setting outer panel and interior plate, by top plate and bottom plate and gusset group
It is whole to connect into a closed cage, significantly enhances the intensity of revolving platform.
Further, the quantity of the axis hole is three, and axis hole is distributed in the circumference centered on the axle center for wearing spud leg hole
On, spacing is equal between adjacent axis hole.Two axis holes are used when normal work, stay an axis hole spare.
Further, the hinge hole both ends on the vertical bar seat, brace seat and boom seat are equipped with reinforcing ring.Pass through setting
Reinforcing ring can increase the contact area of bolt and hinge hole, prevent hinged bore deformation.
Further, the excircle of the pivoting support outer ring is equipped with herringbone tooth, and herringbone tooth and herringbone are actively
Gear engagement；The baffle for keeping out herringbone driving gear is equipped in the bottom end of transmission shaft.Double helical spurgear is selected in transmission, due to straight
The bearing capacity of gear is weak, and shock and vibration and noise are big, therefore is not suitable for precision drive, and helical gear has compared with spur gear
There is the advantages that strong bearing capacity, stable drive, shock and vibration and smaller noise, but can generate when helical gear work to axis
The axial force of axial force, generation can be applied on the bearing of fixing axle and the bearing of pivoting support, accelerate the abrasion of bearing, due to
Double helical spurgear can regard two symmetrical helical gears as, therefore double helical spurgear can eliminate axial force, and double helical tooth
Wheel has the advantages of registration is high, and bearing capacity is high, stable working；Baffle can keep out herringbone driving gear, prevent herringbone
Driving gear is deviate from from transmission shaft.
Further, the upper end of the connector sleeve is connected by welding with the lower end of upper fixed seat；Connector sleeve
Lower end is connected by welding with the upper end of lower fixed seat；Taper roller axis is equipped between the transmission shaft and upper fixed seat
It holds；Tapered roller bearing is equipped between the transmission shaft and lower fixed seat；In the case where the lower end of lower fixed seat is equipped with and seals and fixes
The bearing (ball) cover of end bearing.It is connected, is not needed using connector by the way of welding, occupancy is small in size, and connects reliable；Circle
Taper roller bearing can bear the radial load bigger than ball bearing, and bearing capacity is strong；Bearing (ball) cover can keep out bottom end bearing, prevent
Bottom end bearing abjection, can also be arranged sealing ring on bearing (ball) cover.
Detailed description of the invention
Fig. 1 is the main view for the crane that the embodiments of the present invention provide.
Fig. 2 is the top view for the crane that the embodiments of the present invention provide.
Fig. 3 is the main view of the utility model in the base.
Fig. 4 is the top view of the utility model in the base.
Fig. 5 is the perspective view of the revolving platform in the utility model.
Fig. 6 removes the structural schematic diagram of top plate, interior plate and outer panel for the revolving platform in the utility model.
Fig. 7 is the top view of the revolving platform removal top plate in the utility model.
Fig. 8 is the structural schematic diagram of device for revolving and driving in the utility model.
Fig. 9 is the top view of device for revolving and driving in the utility model.
Figure 10 is enlarged drawing at A in Fig. 8.
Figure 11 is enlarged drawing at B in Fig. 8.
Figure 12 is the structural schematic diagram of the utility model intermediate cam frame.
Figure 13 is the structural schematic diagram of the first door frame in the utility model.
Figure 14 is the structural schematic diagram of the second door frame in the utility model.
Figure 15 is the main view of Overthrow preventing device in the utility model.
Figure 16 is the top view of Overthrow preventing device in the utility model.
Figure 17 is the top view of luffing device in the utility model.
Figure 18 is enlarged drawing at C in Fig. 1.
Figure 19 is enlarged drawing at E in Fig. 1.
Figure 20 is enlarged drawing at D in Figure 18.
Figure 21 is the structural schematic diagram of oil trap in the utility model.
Specific embodiment
The utility model is described in further details with reference to the accompanying drawings and detailed description.
As shown in Fig. 1 to Figure 21: a kind of crane, including pedestal 1, pivoting support 2, revolving platform 3, device for revolving and driving
4, the outer ring of boom 5 and tripod 6, pivoting support 2 is connected with the top of pedestal 1, the inner ring and revolving platform 3 of pivoting support 2
Bottom be connected, device for revolving and driving 4 is mounted on revolving platform 3, and the bottom end of boom 5 is hinged on revolving platform 3, tripod
6 are mounted on the top of revolving platform 3.
Pedestal 1 includes the ontology for the back taper cyclic structure that bottom end is small, top is big, is equipped with base flange in the top surface of ontology
10, base flange 10 and ontology are coaxially disposed, and base flange 10 is equipped with more than two bolts hole 11, on the inner wall of ontology
Reinforcing rib 12 equipped with one or more being distributed along inner wall even circumferential is equipped with circular inner wall one week in the inner wall of ontology and connects
The more than one reinforcing ring 13 of each reinforcing rib 12.
Revolving platform 3 includes bottom plate 31, mounting flange 32, vertical bar seat 33, brace seat 34, boom seat 35, top plate 36 and muscle
Board group.
The side of bottom plate 31 is equipped with chamfering, and bottom plate 31, which is equipped with, wears spud leg hole close to the setting of chamfering side；Mounting flange
32 are located on the bottom surface of bottom plate 31, and mounting flange 32 is coaxially disposed with spud leg hole is worn, around the axle center of mounting flange on mounting flange
Uniformly distributed there are three above fixation holes, and the upper end of fixation hole is equipped with counter sink.By fixation hole, 3 energy of revolving platform and crane
On pivoting support 2 be connected.
Vertical bar seat 33, brace seat 34 and boom seat 35 are located at vertically on the top surface of bottom plate 31, vertical bar seat 33, brace seat 34
It is equipped with hinge hole with the top of boom seat 35, top plate is run through on the top of vertical bar seat and the top of brace seat, in hinge hole two
End is equipped with reinforcing ring.The bottom end of vertical bar seat 33, brace seat 34 and boom seat 35 is welded on bottom plate 31, is being mounted with top plate 36
Afterwards, vertical bar seat 33, brace seat 34 and boom seat 35 are welded together with top plate 36, this structure design can disperse vertical bar seat
33, the power that brace seat 34 and boom seat 35 are subject to makes 3 stable structure of revolving platform；It is equipped with reinforcing ring at hinge hole both ends, is passed through
Reinforcing ring is set, the contact area of bolt and hinge hole can be increased, prevent hinged bore deformation.
Gusset group is arranged between top plate 36 and bottom plate 31, and gusset group includes parallel gusset group 371 and centering gusset group
372, centering gusset group 372 includes rear portion centering gusset group 3722 and front centering gusset group 3721, the vertical bar seat 33 of the same side
Gusset between brace seat 34 is parallel gusset group 371 arranged in parallel, and the gusset between opposite vertical bar seat 33 is
The rear portion centering gusset group 3722 of centering setting, the gusset between opposite brace seat 34 are the front centering gusset of centering setting
Group 3721；It is equipped with the first transverse bar 38 of each piece of gusset of connection in the inside of gusset group, is equipped with each piece of connection in the outside of gusset group
Second transverse bar 39 of gusset.The above structure, front centering gusset group 3721 produce during can be uniformly dispersed in welding processing first
Raw stress, prevents local deformation, and secondly at work, the pressure energy that boom 5 is subject to passes through front centering gusset group to crane
3721 evenly spread on all parts being connected with front centering gusset group 3721；Rear portion centering gusset group 3722 first can be equal
It is even to be dispersed in the stress generated during welding processing, prevent local deformation, secondly crane at work, the vertical bar of tripod
The pressure that is subject to, cargo can evenly spread to and rear portion centering gusset pulling force of winch etc. by rear portion centering gusset group 3722
On the connected all parts of group, make revolving platform stable structure；The two sides of revolving platform are mainly acted on by the pressure of tripod, are put down
The bending strength that can improve gusset is arranged in parallel in the gusset of row gusset group 371, and gusset positioning is simple during welding, operation
Simplicity is saved working hour, is improved efficiency；First transverse bar 38 will be chained together on the inside of each piece of gusset；Second transverse bar 39 is by each piece
It is chained together on the outside of gusset, keeps the connection between gusset more firm, promote the intensity of revolving platform 3.
Three axis holes 310 through top plate 36 and bottom plate 31 are equipped on top plate 36, axis hole 310 is distributed in wear spud leg hole
Axle center centered on circumference on, axle sleeve 311 is equipped in axis hole 310.Axle sleeve is set in axis hole, revolution is installed in which can be convenient
Under normal circumstances only device for revolving and driving need to be arranged in two axis holes 310 in driving device, can be in third if be short of power
Increase a set of device for revolving and driving in axis hole.
It is equipped with outer panel 312 along the outer profile of top plate 36 and bottom plate 1, boom seat 35 runs through outer panel；Wear spud leg hole in edge
Edge is equipped with interior plate 313 between top plate 36 and bottom plate 31.By setting outer panel 312 and interior plate 313, by 36 He of top plate
Bottom plate 31 and gusset group connect into a closed cage entirety, significantly enhance the intensity of revolving platform.
Device for revolving and driving 4 include hydraulic motor 41, speed reducer 42, upper fixed seat 43, connector sleeve 44, lower fixed seat 45,
Transmission shaft 46 and herringbone driving gear 47, the upper end of connector sleeve 44 and the lower end of upper fixed seat 43 weld together, connector sleeve
44 lower end and the upper end of lower fixed seat 45 weld together, and the upper end of transmission shaft 46 is equipped with upper end tapered roller bearing 466, pass
The lower end of moving axis 46 is equipped with lower end tapered roller bearing 467, and transmission shaft 46 passes through upper end tapered roller bearing 466 and lower end circular cone
Roller bearing 467 is located in connector sleeve 44, and speed reducer 42 is located at the top of upper fixed seat 43, the output shaft of speed reducer 42 and transmission
The upper end of axis 46 is connected；Hydraulic motor 41 is located at the top of speed reducer 42, and the output shaft of hydraulic motor 41 is defeated with speed reducer 42
Enter axis to be connected；Device for revolving and driving 4 is mounted on revolving platform 3 by axle sleeve 311, axle sleeve 311 is heat-treated, axis is made
The hardness of set 311 is lower than the hardness of revolving platform 3, and when revolving platform 3 turns round, the powerful reaction force of pivoting support can be by returning
Rotary driving device 4 and axle sleeve 311 are applied on revolving platform 3, since the hardness of axle sleeve 311 is lower than the hardness of revolving platform 3, institute
With axle sleeve 311 can first deformation occurs, revolving platform 3 can be thus protected.
Herringbone driving gear 47 is located at the bottom end of output shaft 46；The excircle of pivoting support outer ring 21 is equipped with herringbone
Tooth 211, herringbone tooth 211 are engaged with herringbone driving gear 47, are equipped in the bottom end of transmission shaft 46 and are kept out herringbone driving tooth
The baffle 49 of wheel 47.Double helical spurgear can regard two symmetrical helical gears as, therefore double helical spurgear can eliminate axis
Xiang Li, double helical spurgear have the advantages of registration is high, and bearing capacity is high, stable working.
The bearing (ball) cover 468 for sealing and fixing lower end tapered roller bearing 467 is equipped in the lower end of lower fixed seat 45.
It is equipped with flange 411 on the excircle of upper fixed seat 43, circumferentially equally distributed two are equipped on flange 411
Above bolt hole 412.Bolt passing through bolt hole 412 can easily be mounted and dismounted into device for revolving and driving 4, facilitate maintenance and
Replacement.
Tripod 6 includes the first door frame 61 and the second door frame 62, and the first door frame 61 includes the first vertical bar 611, the first brace
612, the top of first pulley seat 615 and the first drag link 613, first pulley seat 615 and the first brace 612 welds together,
It is connected between the top and first pulley seat 615 of first vertical bar 611 by screw bolt and nut, the first vertical bar 611 and the first brace
The first drag link 613 is equipped between 612, the first drag link 613 includes b sections of a sections of 613a of the first drag link, the first drag link 613b
It is connected with one end of c sections of 613c of the first drag link, the first a sections of 613a of drag link with the first vertical bar 611, the first a sections of drag link
The other end of 613a is equipped with flange, and the both ends of the first b sections of 613b of drag link are equipped with flange, and the one of the first c sections of 613c of drag link
End is connected with the first brace 612, and the other end of the first c sections of 613c of drag link is equipped with flange, one end of the first b sections of 613b of drag link
It is connected with the one end for being equipped with flange a sections of 613a of the first drag link, the other end and the first drag link of the first b sections of drag link 613b
One end that c sections of 613c are equipped with flange is connected；Second door frame 62 includes the second vertical bar 621, the second brace 622, second pulley seat
625 and second drag link 623, the top of second pulley seat 625 and the second brace 622 welds together, the top of the second vertical bar 621
It is connected between end and second pulley seat 625 by screw bolt and nut, second is equipped between the second vertical bar 621 and the second brace 622
Drag link 623, the second drag link 623 include c sections of a sections of 623a of the second drag link, b sections of 623b of the second drag link and the second drag link
One end of 623c, the second a sections of 623a of drag link are connected with the second vertical bar 621, and the other end of the second a sections of 623a of drag link is equipped with method
Orchid, the both ends of the second b sections of 623b of drag link are equipped with flange, one end and 622 phase of the second brace of the second c sections of 623c of drag link
Even, the other end of the second c sections of 623c of drag link is equipped with a sections of flange, one end of the second b sections of 623b of drag link and the second drag link
One end that 623a is equipped with flange is connected, and c sections of 623c of the other end and the second drag link of the second b sections of drag link 623b are equipped with method
Blue one end is connected；Main cross bar 63 is equipped between first pulley seat 615 and second pulley seat 625, main cross bar 63 includes main cross bar a
Section 63a, main cross bar b sections of 63b and main cross bar c sections of 63c, one end of main cross bar a sections of 63a are connected with first pulley seat 615, main cross bar
The other end of a sections of 63a is equipped with flange, and the both ends of main cross bar b sections of 63b are equipped with flange, one end and second of main cross bar c sections of 63c
Pulley base 625 is connected, and the other end of main cross bar c section 63c is equipped with flange, one end of main cross bar b sections of 63b on main cross bar a sections of 63a
One end equipped with flange is connected, and the other end of main cross bar b sections of 63b is connected with the one end for being equipped with flange main cross bar c sections of 63c；The
The third drag link 64 of one or more is equipped between one brace 612 and the second brace 622, third drag link 64 includes the horizontal drawing of third
A sections of 64a of bar, one end of b sections of 64b of third drag link and third drag link c sections of 64c, a sections of 64a of third drag link and the first brace
612 are connected, and the other end of a sections of 64a of third drag link is equipped with flange, and the both ends of b sections of 64b of third drag link are equipped with flange, the
One end of three c sections of 64c of drag link is connected with the second brace 622, and the other end of c sections of 64c of third drag link is equipped with flange, and third is horizontal
One end of b sections of 64b of pull rod is connected with the one end for being equipped with flange a sections of 64a of third drag link, and b sections of 64b's of third drag link is another
The one end for being equipped with flange with c sections of 64c of third drag link is held to be connected；One is equipped between first vertical bar 611 and the second vertical bar 621
Above secondary cross bar 65.It is fastened between first pulley seat 615 and the first vertical bar 611 by screw bolt and nut, this set energy side
Just the first door frame 61 is dismantled, is readily transported and repairs；Crane at work, mainly can by the pressure that first pulley seat 615 is subject to
It is transmitted on revolving platform 3 by the first brace 612, therefore, passes through welding between first pulley seat 615 and the first brace 612
The intensity of connection can be enhanced in connection, guarantees the stable structure of tripod, and the first drag link 613 can be with the first vertical bar 611 and the
One brace 612 surrounds triangular structure, and triangular structure is stablized, and can effectively enhance the stability of the first door frame 61；Second pulley
It is fastened between seat 625 and the second vertical bar 621 by screw bolt and nut, this set energy the second door frame 62 easy to disassemble, convenient for fortune
Defeated and maintenance；At work, the pressure that second pulley seat 625 is subject to can be mainly transmitted to back crane by the second brace 622
Turn on platform 3, therefore, the intensity of connection can be enhanced between second pulley seat 625 and the second brace 622 by being welded to connect,
Guarantee the stable structure of tripod；Second drag link 623 can surround triangular structure with the second vertical bar 621 and the second brace 622,
Triangular structure is stablized, and the stability of the second door frame 62 can be effectively enhanced；Main cross bar 63 is set and connects the first door frame 61 and second
First door frame 61 and the second door frame 62 are connected into an entirety, improving stability by main cross bar 63 by door frame 62；The horizontal drawing of third
Bar 64 connects the first brace 612 and the second brace 622, can enhance the stability between the first door frame 61 and the second door frame 62, prevents
Only the first brace 612 and the second brace 622 are easy to happen bending since length is too long.
The first span winch 71 is equipped with close to the position of first door frame 61 on revolving platform 3；Second door frame 62
Position be equipped with the second span winch 72, be equipped with luffing device 11 on the top of boom 5, the be extended in the first span winch 71
One wirerope 91, the first wirerope 91 are connected around first pulley seat 615 with luffing device 11；It is stretched out in second span winch 72
There is the second wirerope 92, the second wirerope 92 is connected around second pulley seat 625 with luffing device 11.The above structure, when boom 5
When needing luffing, start the first span winch 71 and the second span winch 72, the first wirerope 91 and the second wirerope 92 can be same
When elongate or shorten, by luffing device 11 boom 5 is promoted or decline, since the first span winch 71 and the second luffing twist
Vehicle 72 moves at the same time, and boom 5 can run smoothly during luffing.
An Overthrow preventing device 10, Overthrow preventing device 10 are respectively provided with close to boom seat 35 on the upper surface of revolving platform 3
Including two overturn-preventing bars 101 and the buffer 102 being located on two overturn-preventing bars 101, overturn-preventing bar 101 includes overturn-preventing bar
The bottom end of seat 1010 and the overturn-preventing body of rod 1011, overturn-preventing pole socket 1010 is arranged on revolving platform, overturn-preventing pole socket 1010
Top is equipped with flange, and the bottom end of the overturn-preventing body of rod 1011 is equipped with flange, the bottom end of the overturn-preventing body of rod 1011 and overturn-preventing pole socket
1010 top is connected, and buffer 102 is located at the top of two overturn-preventing bodies of rod 1011, on the top of two overturn-preventing bodies of rod 1011
End is equipped with connecting rod 103.Overthrow preventing device 10 is arranged on revolving platform 3, structure is simple, manufactures, maintenance low with maintenance cost
It is convenient, tripod will not be damaged.
Luffing device 15 includes the first hinged seat 1511, the second hinged seat 1512, hinged seat connecting rod 152, the first brace
1531, the second brace 1532, the first luffing pulley base 1541, the second luffing pulley base 1542 and pulley base connecting rod 155, the first hinge
Joint chair 1511 is hinged on the top of boom 5, and the second hinged seat 1512 is hinged on the top of boom 5, and hinged seat connecting rod 152 is located at
Between one hinged seat 1511 and the second hinged seat 1512, one end of the first brace 1531 is connected with the first hinged seat 1511, and first
The other end of brace 1531 is connected with the first luffing pulley base 1541, one end and 1512 phase of the second hinged seat of the second brace 1532
Even, the other end of the second brace 1532 is connected with the second luffing pulley base 1542, and pulley base connecting rod 155 is located at the first luffing pulley
Between seat 1541 and the second luffing pulley base 1542.First brace 1531 and the second brace 1532 use steel pole, with the prior art
It is compared using wirerope, the Hard link of steel pole can make the transmitting of power more directly, uniformly.
Boom blowdown apparatus 8 is equipped on boom 5, boom blowdown apparatus 8 includes oil trap 81, oil guide pipe and oil storage tank
83, oil trap 81 is arranged on boom 5, and oil storage tank 83 is arranged on revolving platform 3, and the bottom surface of the oil trap 81 is along length side
To being set as V-shaped；The bottom surface of oil trap 81 is set as V-shaped in the width direction, V-shaped along its length bottom end and
It is equipped with the first oilhole 810 at the bottom extremity of V-shaped in the width direction, the first oil connection is equipped on the first oilhole 810
84；It is equipped with transition arc 85 between the left side and bottom surface of oil trap 81, is equipped with the second oilhole 86 at the center of transition arc 85,
The second oil connection 87 is equipped on the second oilhole 86；Oil guide pipe includes that Oil Guide is responsible for 821, three-way connection 822, the first Oil Guide branch
One end of pipe 823 and the second Oil Guide branch pipe 824, Oil Guide supervisor 821 is connected with first hole of three-way connection 822；First Oil Guide
One end of branch pipe 823 is connected with the first oil connection 84, the other end of the first Oil Guide branch pipe 823 and the second of three-way connection 822
A hole is connected；One end of second Oil Guide branch pipe 824 is connected with the second oil connection 87, the other end of the second Oil Guide branch pipe 824 with
The third hole of three-way connection 822 is connected；Oil storage tank 83 is mounted on the bottom surface of revolving platform 3 by oil groove bracket 88, oil groove
Bracket 88 is equipped with hose coupling 89, and the other end of Oil Guide supervisor 821 is arranged across hose coupling 89.
Main hook winch 16, auxiliary hook winch 17, dead rope winch 18, main hook pulley blocks 19, main hook 23, pair are equipped on boom 5
Hook arm 24, auxiliary hook pulley 25, auxiliary hook 26 and dead rope pulley 27, main hook pulley blocks 19 are located at the top of boom 5, in main hook winch 16
It is extended with main hook wirerope, main hook steel wire penetrating main hook pulley blocks 19 are connected with main hook 23；Auxiliary hook arm 24 is located at the top of boom 5
End, auxiliary hook pulley 25 are located at the top of auxiliary hook arm 24, auxiliary hook wirerope, auxiliary hook steel wire penetrating pair are extended in auxiliary hook winch 17
Hook pulley 25 is connected with auxiliary hook 26；Dead rope pulley 27 is located at the middle part of boom 5, and dead rope wirerope is extended in dead rope winch 18,
Dead rope steel wire penetrating dead rope pulley 27 is connected with main hook 23.Main hook handling ability is strong, the most work of crane be all according to
It is completed by main hook；Auxiliary hook helps out, and generally uses when cargo is relatively lighter, rate request is relatively high, secondary
The safe auxiliary hook that hook can also be used as main hook uses, and main hook winch 16, auxiliary hook winch 17 and dead rope winch 18 are all located at and are hung
On arm 5, this set can simplify the structure of crane, lower production cost.
Claims (9)
1. a kind of crane, including pedestal, pivoting support, revolving platform, device for revolving and driving, boom and tripod, revolution branch
The outer ring held is connected with the top of pedestal, and the inner ring of pivoting support is connected with the bottom of revolving platform, device for revolving and driving installation
On revolving platform, the bottom end of boom is hinged on revolving platform, and tripod is mounted on the top of revolving platform, in revolving platform
Be equipped with through revolving platform axis hole, it is characterised in that: revolving platform include bottom plate, mounting flange, vertical bar seat, brace seat,
Boom seat, top plate and gusset group, the side of bottom plate are equipped with chamfering, and bottom plate is equipped with and wears spud leg hole, wear spud leg hole close to chamfering one
Side setting；Mounting flange is located on the bottom surface of bottom plate, and mounting flange is coaxially disposed with spud leg hole is worn；It vertical bar seat, brace seat and hangs
Arm seat is located at vertically on the top surface of bottom plate, and the top of vertical bar seat, brace seat and boom seat is equipped with hinge hole；The top of vertical bar seat
Top plate is run through on end and the top of brace seat；Gusset group is arranged between top plate and bottom plate, gusset group include parallel gusset group and
Centering gusset group, centering gusset group include rear portion centering gusset group and front centering gusset group, the vertical bar seat and brace of the same side
Gusset between seat is parallel gusset group arranged in parallel, and the gusset between opposite vertical bar seat is the rear portion of centering setting
Centering gusset group, the gusset between opposite brace seat are the front centering gusset group of centering setting；It is equipped with and runs through on top plate
The axis hole of top plate and bottom plate；
Axle sleeve is equipped in axis hole, device for revolving and driving is arranged in axle sleeve, device for revolving and driving include hydraulic motor, speed reducer,
Upper fixed seat, connector sleeve, lower fixed seat, transmission shaft and herringbone driving gear, the upper end of connector sleeve and the lower end of upper fixed seat
It is connected, the lower end of connector sleeve is connected with the upper end of lower fixed seat, and transmission shaft is located in connector sleeve；Speed reducer is located at upper fixed seat
Top, the output shaft of speed reducer are connected with the upper end of transmission shaft；Hydraulic motor is located at the top of speed reducer, the output of hydraulic motor
Axis is connected with the input shaft of speed reducer；Herringbone driving gear is located at the bottom end of output shaft；
Pedestal includes the ontology for the back taper cyclic structure that bottom end is small, top is big, is equipped with base flange, pedestal in the top surface of ontology
Flange and ontology are coaxially disposed, and base flange is equipped with more than two bolts hole, are equipped on the inner wall of ontology along inner wall circle
Week one or more equally distributed reinforcing rib, be equipped in the inner wall of ontology around inner wall one week and connect one of each reinforcing rib
Above reinforcing ring；
Tripod includes the first door frame and the second door frame, and the first door frame includes the first vertical bar, the first brace, first pulley seat and the
The top of one drag link, first pulley seat and the first brace welds together, between the top and first pulley seat of the first vertical bar
It is connected by screw bolt and nut, the first drag link is equipped between the first vertical bar and the first brace, the first drag link includes first horizontal
C sections of a sections of pull rod, b sections of the first drag link and the first drag link, one end of the first a sections of drag link are connected with the first vertical bar, and first is horizontal
The other end that a sections of pull rod is equipped with flange, and the both ends of the first b section of drag link are equipped with flange, one end of the first c sections of drag link and the
One brace is connected, and the other end of the first c section of drag link is equipped with flange, one end of the first b sections of drag link in the first drag link a section
One end equipped with flange is connected, and the other end of the first b sections of drag link is connected with one end that the first drag link c section is equipped with flange；
Second door frame includes the second vertical bar, the second brace, second pulley seat and the second pull rod, and second pulley seat and the second brace are welded on
Together, it is connected between the second vertical bar and second pulley seat by screw bolt and nut, the is equipped between the second vertical bar and the second brace
Two drag links, the second drag link include c sections of a sections of the second drag link, b sections of the second drag link and the second drag link, the second drag link a
One end of section is connected with the second vertical bar, and the other end of the second a sections of drag link is equipped with flange, and the both ends of the second b sections of drag link are all provided with
There is flange, one end of the second c sections of drag link is connected with the second brace, and the other end of the second c sections of drag link is equipped with flange, and second is horizontal
One end that b sections of pull rod is connected with one end that the second drag link a section is equipped with flange, the other end and second of the second b sections of drag link
One end that drag link c section is equipped with flange is connected；Main cross bar is equipped between first pulley seat and second pulley seat, main cross bar includes
Main cross bar a sections, it is cross bar b sections and cross bar c sections main main, main cross bar a sections one end is connected with first pulley seat, main cross bar a sections another
One end is equipped with flange, and main cross bar b sections of both ends are equipped with flange, and main cross bar c sections one end is connected with second pulley seat, main cross bar
C sections of the other end is equipped with flange, and main cross bar b sections one end is connected with one end that main cross bar a section is equipped with flange, and main cross bar b sections
The other end and main cross bar c section be equipped with one end of flange and be connected；One or more is equipped between first vertical bar and the second vertical bar
Secondary cross bar；The third drag link of one or more is equipped between first brace and the second brace, third drag link includes the horizontal drawing of third
A sections of bar, b sections of third drag link and c sections of third drag link, one end that a sections of third drag link is connected with the first brace, the horizontal drawing of third
The other end that a sections of bar is equipped with flange, and the both ends that b sections of third drag link are equipped with flange, one end and second that c sections of third drag link
Brace is connected, and the other end that c sections of third drag link is equipped with flange, one end and third drag link a Duan Shangshe that b sections of third drag link
There is one end of flange to be connected, the other end that b sections of third drag link is connected with one end that third drag link c section is equipped with flange；
It is equipped with Overthrow preventing device close to boom seat on the upper surface of revolving platform, Overthrow preventing device includes one or more anti-dumping
The buffer for covering bar and being located on overturn-preventing bar, overturn-preventing bar include overturn-preventing pole socket and the overturn-preventing body of rod, overturn-preventing pole socket
Bottom end is arranged on revolving platform, and the top of overturn-preventing pole socket is equipped with flange, and the bottom end of the overturn-preventing body of rod is equipped with flange, overturn-preventing
The bottom end of the body of rod is connected with the top of overturn-preventing pole socket, and buffer is located at the upper end of the overturn-preventing body of rod；
It is equipped with luffing device on the top of boom, luffing device includes the first hinged seat, the second hinged seat, hinged seat connecting rod, the
One brace, the second brace, the first luffing pulley base, the second luffing pulley base and pulley base connecting rod, the first hinged seat, which is hinged on, to be hung
The top of arm, the second hinged seat are hinged on the top of boom, and hinged seat connecting rod is located between the first hinged seat and the second hinged seat,
One end of first brace is connected with the first hinged seat, and the other end of the first brace is connected with the first luffing pulley base, the second brace
One end be connected with the second hinged seat, the other end of the second brace is connected with the second luffing pulley base, and pulley base connecting rod is located at
Between one luffing pulley base and the second luffing pulley base；
Boom blowdown apparatus is equipped on boom, boom blowdown apparatus includes oil trap, oil guide pipe and oil storage tank, oil trap setting
On boom, oil storage tank is arranged on revolving platform, and the upper end of oil guide pipe is connected with oil trap, the lower end of oil guide pipe and oil storage tank
It is connected, the bottom surface of the oil trap is set as V-shaped along its length；The bottom surface of oil trap is set as V-shaped in the width direction,
The first oilhole is equipped at the bottom end of V-shaped along its length and the bottom extremity of V-shaped in the width direction, in the first oil
Hole is equipped with the first oil connection；It is equipped with transition arc between the left side and bottom surface of oil trap, is set at the center of transition arc
There is the second oilhole, the second oil connection is equipped on the second oilhole；Oil guide pipe includes Oil Guide supervisor, three-way connection, the first Oil Guide
One end of branch pipe and the second Oil Guide branch pipe, Oil Guide supervisor is connected with first hole of three-way connection；One end of first Oil Guide branch pipe
It is connected with the first oil connection, the other end of the first Oil Guide branch pipe is connected with second hole of three-way connection；Second Oil Guide branch pipe
One end be connected with the second oil connection, the other end of the second Oil Guide branch pipe is connected with the third hole of three-way connection；Oil storage tank
It is mounted on the bottom surface of revolving platform by oil groove bracket, oil groove bracket is equipped with hose coupling, and the other end of Oil Guide supervisor is worn
Cross hose coupling setting.
2. a kind of crane according to claim 1, it is characterised in that: close to first door frame on the revolving platform
Position be equipped with the first span winch；The position of second door frame is equipped with the second span winch, stretches out in the first span winch
There is the first wirerope, the first wirerope is connected around first pulley seat with luffing device；Second is extended in second span winch
Wirerope, the second wirerope are connected around second pulley seat with luffing device.
3. a kind of crane according to claim 1, it is characterised in that: the boom is equipped with main hook winch, auxiliary hook twists
Vehicle, dead rope winch, main hook pulley blocks, main hook, auxiliary hook arm, auxiliary hook pulley, auxiliary hook and dead rope pulley, main hook pulley blocks are located at boom
Top, be extended with main hook wirerope in main hook winch, main hook steel wire penetrating main hook pulley blocks are connected with main hook；Auxiliary hook arm is set
On the top of boom, auxiliary hook pulley is located at the top of auxiliary hook arm, and auxiliary hook wirerope is extended in auxiliary hook winch, and auxiliary hook wirerope is worn
Auxiliary hook pulley is crossed to be connected with auxiliary hook；Dead rope pulley is located at the middle part of boom, and dead rope wirerope, dead rope steel are extended in dead rope winch
Cord passes through dead rope pulley and is connected with main hook.
4. a kind of crane according to claim 1, it is characterised in that: be equipped with each piece of connection in the inside of the gusset group
First transverse bar of gusset is equipped with the second transverse bar of each piece of gusset of connection in the outside of gusset group.
5. a kind of crane according to claim 1, it is characterised in that: be equipped with outside along the outer profile of top plate and bottom plate
Plate, boom seat run through outer panel；Interior plate is equipped between top plate and bottom plate along the edge for wearing spud leg hole.
6. a kind of crane according to claim 1, it is characterised in that: the quantity of the axis hole is three, axis hole distribution
On the circumference centered on the axle center to wear spud leg hole, spacing is equal between adjacent axis hole.
7. a kind of crane according to claim 1, it is characterised in that: on the vertical bar seat, brace seat and boom seat
Hinge hole both ends are equipped with reinforcing ring.
8. a kind of crane according to claim 1, it is characterised in that: the excircle of the pivoting support outer ring is equipped with
Herringbone tooth, herringbone tooth are engaged with herringbone driving gear；It is equipped in the bottom end of transmission shaft and keeps out herringbone driving gear
Baffle.
9. a kind of crane according to claim 1, it is characterised in that: under the upper end and upper fixed seat of the connector sleeve
End is connected by welding；The lower end of connector sleeve is connected by welding with the upper end of lower fixed seat；The transmission
Tapered roller bearing is equipped between axis and upper fixed seat；Tapered roller bearing is equipped between the transmission shaft and lower fixed seat；?
The lower end of lower fixed seat is equipped with the bearing (ball) cover for sealing and fixing bottom end bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821574150.3U CN209210242U (en) | 2018-09-26 | 2018-09-26 | A kind of crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821574150.3U CN209210242U (en) | 2018-09-26 | 2018-09-26 | A kind of crane |
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| Publication Number | Publication Date |
|---|---|
| CN209210242U true CN209210242U (en) | 2019-08-06 |
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ID=67454856
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821574150.3U Active CN209210242U (en) | 2018-09-26 | 2018-09-26 | A kind of crane |
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| Country | Link |
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| CN (1) | CN209210242U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111115472A (en) * | 2020-02-19 | 2020-05-08 | 合肥市春华起重机械有限公司 | Cargo boom structure of automatic crane and operation method thereof |
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2018
- 2018-09-26 CN CN201821574150.3U patent/CN209210242U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111115472A (en) * | 2020-02-19 | 2020-05-08 | 合肥市春华起重机械有限公司 | Cargo boom structure of automatic crane and operation method thereof |
| CN111115472B (en) * | 2020-02-19 | 2021-04-06 | 合肥市春华起重机械有限公司 | Cargo boom structure of automatic crane and operation method thereof |
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