CN203021220U - Subsidiary arm recovery device and crane - Google Patents
Subsidiary arm recovery device and crane Download PDFInfo
- Publication number
- CN203021220U CN203021220U CN 201220728834 CN201220728834U CN203021220U CN 203021220 U CN203021220 U CN 203021220U CN 201220728834 CN201220728834 CN 201220728834 CN 201220728834 U CN201220728834 U CN 201220728834U CN 203021220 U CN203021220 U CN 203021220U
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- auxiliary
- principal arm
- guide piece
- joint
- regenerative apparatus
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Abstract
The utility model provides a subsidiary arm recovery device and a crane. The subsidiary arm recovery device comprises a soft shaft, wherein one end of the soft shaft is connected with a second joint on a subsidiary arm, and the other end of the soft shaft is connected with an execution component on the crane. The subsidiary arm recovery device provided by the utility model has the advantages that the structure is simple, the operation is convenient, the fabricating cost is low, the soft shaft is matched with the execution component so as to recovery the subsidiary arm, an independent driving source is not needed, the failure rate of the subsidiary arm recovery device, caused by the independent driving source, can be reduced, meanwhile, the additional cost of a whole machine and the maintenance cost of the recovery device are reduced, and the market competitiveness of equipment is improved.
Description
Technical field
The utility model relates to engineering machinery field, in particular to a kind of auxiliary regenerative apparatus and be provided with the hoisting crane of this auxiliary regenerative apparatus.
Background technology
The boom system of hoisting crane comprises principal arm and auxiliary at present.Arranging of auxiliary can compensate the principal arm operation height, enlarges the principal arm scope of work.The assembly connection of auxiliary and principal arm, usually connect four hinged forming of nipple orifice of fork and principal arm head by four of auxiliary afterbody, when auxiliary is not worked, the auxiliary gathering the side of principal arm or below, when the needs auxiliary was worked, auxiliary launched to be arranged on the arm head of principal arm.
When auxiliary is installed, normally first making near-end connect fork aligns with the proximal joint hole, insert the near-end latch, make auxiliary connect the fork swing along near-end by manually pulling again, after Rotate 180 ° to far-end connects fork and aligns in the distal joint hole, after inserting distal joint hole alignment, insert the far-end latch, realize that then auxiliary is in the location of principal arm head.Draw the auxiliary process in opposite.In auxiliary gathering process, due to manufacturing errors, auxiliary is difficult to rise to smoothly on the support of principal arm side, and said process needs artificial effort pull the swing of auxiliary or by telescopic oil cylinder, auxiliary retracted.
Patent documentation " CN201110239929 " discloses a kind of hoisting crane and auxiliary installation method thereof, this utility model method comprises that linear driving mechanism and rod hinge connection structure pull the recovery of auxiliary, the actuating device that this utility model is announced is the actuating device that is independent of crane arm, comprise the actuating devices such as screw structure, oil cylinder, cylinder, and require this actuating device must be fixed on the side of principal arm.
Patent documentation " CN200520071398 " discloses a kind of crane subsidiary arm retractable electrohydraulic control method, namely pulls auxiliary to reclaim by hydraulic ram.
The problem that correlation technique exists is:
1. the driver train in the auxiliary regenerative apparatus in correlation technique is the drive configuration that is independent of hoisting crane, such as oil cylinder, cylinder etc., causes equipment cost to increase, and improves simultaneously the rate of breakdown of equipment, increases the maintenance of equipment cost, reduces the market competitiveness;
2. articulated structure connects the class formation of flexible axle than other, and alerting ability is not enough, may cause the faults such as stuck when auxiliary reclaims, and causes auxiliary to reclaim difficulty.
The utility model content
For solving the problems of the technologies described above or one of at least, the utility model provides a kind of auxiliary regenerative apparatus, can drive auxiliary and reclaim by the action of the execution unit on hoisting crane, can save manpower, reduce device fabrication cost and maintenance of equipment cost.
In view of this, the utility model provides a kind of auxiliary regenerative apparatus, is used for the auxiliary of hoisting crane is reclaimed, and comprises flexible axle, and described flexible axle one end is connected with the second joint on described auxiliary, and the other end is connected with execution unit on described hoisting crane.
The auxiliary regenerative apparatus that the utility model provides is simple in structure, easy to operate, cost of manufacture is low, can coordinate with execution unit by flexible axle auxiliary is reclaimed, need not independently drive source, reduced because the fault rate of the auxiliary regenerative apparatus that drive source independently causes is set, reduce simultaneously the maintenance cost of complete machine fringe cost and regenerative apparatus, improved the market competitiveness of equipment.
In technique scheme, preferably, described auxiliary regenerative apparatus also comprises the guide piece that is arranged on principal arm, and described flexible axle is walked around described guide piece, and an end is connected with described the second joint, and the other end is connected with described execution unit.
Guide piece is simple in structure, and making is easy, cost is low, and the alerting ability that coordinates with flexible axle is good; Flexible axle is walked around guide piece and is coordinated with guide piece, can change the direction of transfer of the power on flexible axle by guide piece, has enlarged the range of choice of execution unit, can improve the convenience that auxiliary reclaims by choosing different execution units.
In technique scheme, preferably, described guide piece and described the second joint are positioned at same plane.
Guide piece and the second joint are positioned at same plane, and auxiliary reclaims flexibly, can reduce the friction force between flexible axle and guide piece, extend parts service life.
In technique scheme, preferably, described guide piece is fixedly mounted on described principal arm on the side of described auxiliary by auxiliary peripheral board.
Guide piece is arranged on principal arm on the side of auxiliary by auxiliary peripheral board, and installation, dismounting and maintenance operation are easy, are convenient to simultaneously the replacing of guide piece, and the operation ease of equipment significantly improves.
In technique scheme, preferably, described guide piece is fixedly mounted on the upper surface of described principal arm.
Guide holder is made easily, cost is low, is convenient to the installation of leading sheave and fixes, and is installation, maintenance and the providing convenience property of replacing of guide piece.
In technique scheme, preferably, described guide piece is leading sheave.
Coordinate with flexible axle by leading sheave, can reduce the wearing and tearing in the flexible axle use procedure, increase the service life.
In technique scheme, preferably, described execution unit is second section arm or the 3rd joint arm of described principal arm or the 4th joint arm of described principal arm of described principal arm.
Replace independently drive source by the second section arm of principal arm or the 3rd the 4th joint arm driving that saves arm or principal arm of principal arm, can reduce device fabrication cost, rate of occurrence of equipment failure and maintenance of equipment cost, improve the equipment Market competitive power.
In technique scheme, preferably, described execution unit is elevator, and described leading sheave fixedly mounts by pulley base.
Drive by elevator and replace independently drive source, can reduce device fabrication cost, rate of occurrence of equipment failure and maintenance of equipment cost, improve the equipment Market competitive power; Coordinate with flexible axle by leading sheave, can reduce the wearing and tearing in the flexible axle use procedure, increase the service life; Leading sheave is fixedly mounted on the upper surface of principal arm by pulley base, be convenient to maintenance and dismounting, and can improve the operation ease that auxiliary reclaims.
In technique scheme, preferably, described flexible axle is steel rope, iron wire, iron chains or nylon rope.
The structural strength of steel rope, iron wire, iron chains or nylon rope is high, long service life, and resistance to corrosion is strong, and buying is easy, cost is low, can reduce the device fabrication cost, saves enterprise's spending.
The utility model also provides a kind of hoisting crane, is provided with the described auxiliary regenerative apparatus of any one in technique scheme.
The hoisting crane that the utility model provides can and drive auxiliary by flexible axle by the action of the execution unit on hoisting crane and reclaim, simple in structure, install easily, equipment cost is low, and the auxiliary reclaimer operation is easy, can save manpower, and manufacturing cost and the maintenance of equipment cost of reduction equipment, the market competitiveness of raising equipment.
In sum, the auxiliary regenerative apparatus that the utility model provides is simple in structure, easy to operate, cost of manufacture is low, can coordinate with execution unit by flexible axle auxiliary is reclaimed, need not independently drive source, reduced because the fault rate of the auxiliary regenerative apparatus that drive source independently causes is set, reduced simultaneously the maintenance cost of complete machine fringe cost and regenerative apparatus, improved the market competitiveness of equipment.
Description of drawings
Fig. 1 is the structural representation according to the auxiliary regenerative apparatus of the utility model one embodiment;
Fig. 2 is embodiment illustrated in fig. 1 A section structure for amplifying schematic diagram;
Fig. 3 is the structural representation according to the auxiliary regenerative apparatus of another embodiment of the utility model.
Wherein, in Fig. 1 to Fig. 3, the corresponding relation between Reference numeral and component names is:
The 11 auxiliary 112 first joint 114 second joint 12 principal arm 122 first stay bearing plate 123 second stay bearing plate 124 guide piece 1242 pulley base 126 auxiliary peripheral boards 13 of second section arm 128 connect fork shaft 14 flexible axles.
The specific embodiment
In order more clearly to understand above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the drawings and specific embodiments, the utility model is further described in detail.Need to prove, in the situation that do not conflict, the application's embodiment and the feature in embodiment can make up mutually.
A lot of details have been set forth in the following description so that fully understand the utility model; but; the utility model can also adopt other to be different from mode described here and implement, and therefore, protection domain of the present utility model is not subjected to the restriction of following public specific embodiment.
The auxiliary regenerative apparatus that the utility model provides as shown in Figure 1 to Figure 3, is used for the auxiliary 11 of hoisting crane is reclaimed, and comprises flexible axle 14, and flexible axle 14 1 ends are connected with the second joint 114 on auxiliary 11, and the other end is connected with execution unit on hoisting crane.
Wherein, after auxiliary 11 reclaims and finishes, auxiliary 11 and the parallel placement of principal arm 12.
The auxiliary regenerative apparatus that the utility model provides is simple in structure, easy to operate, cost of manufacture is low, can coordinate with execution unit by flexible axle auxiliary is reclaimed, need not independently drive source, reduced because the fault rate of the auxiliary regenerative apparatus that drive source independently causes is set, reduce simultaneously the maintenance cost of complete machine fringe cost and regenerative apparatus, improved the market competitiveness of equipment.
Preferably, the auxiliary regenerative apparatus also comprises the guide piece 124 that is arranged on principal arm 12, and flexible axle 14 is walked around guide piece 124, one ends and is connected with the second joint 114, and the other end is connected with execution unit.
The second joint 114 be positioned at the first joint 112 away from a side that connects fork shaft 13.
Guide piece is simple in structure, and making is easy, cost is low, and the alerting ability that coordinates with flexible axle is good; Flexible axle is walked around guide piece and is coordinated with guide piece, can change the direction of transfer of the power on flexible axle by guide piece, has enlarged the range of choice of execution unit, can improve the convenience that auxiliary reclaims by choosing different execution units.
Preferably, guide piece 124 and the second joint 114 are positioned at same plane.
Guide piece and the second joint are positioned at same plane, and auxiliary reclaims flexibly, can reduce the friction force between flexible axle and guide piece, extend parts service life.
Preferably, the embodiment that the utility model provides as shown in Figure 1 and Figure 2, guide piece 124 is fixedly mounted on principal arm 12 on the side of auxiliary 11 by auxiliary peripheral board 128.
Guide piece is arranged on principal arm on the side of auxiliary by auxiliary peripheral board, and installation, dismounting and maintenance operation are easy, are convenient to simultaneously the replacing of guide piece, and the operation ease of equipment significantly improves.
Wherein, preferably, guide piece 124 is leading sheave.
Coordinate with flexible axle by leading sheave, can reduce the wearing and tearing in the flexible axle use procedure, increase the service life.
Preferably, execution unit is the second section arm 126 of principal arm 12.
Certainly, can be also that the 3rd joint arm, the actuating device in the 4th joint arm or principal arm of principal arm is as execution unit etc.; Guide piece can also be arranged on other positions on principal arm, as is arranged on the upper surface of principal arm, the lower surface of principal arm etc.; These variations all do not break away from design philosophy of the present utility model, belong to the protection domain of this patent.
Actuating device in the 3rd joint arm of the second section arm by principal arm or principal arm or the 4th joint arm of principal arm or principal arm drives and replaces independently drive source, reduced because the fault rate of the auxiliary regenerative apparatus that drive source independently causes is set, reduce simultaneously the maintenance cost of complete machine fringe cost and regenerative apparatus, improved the market competitiveness of equipment.
Another embodiment that the utility model provides as shown in Figure 3, guide piece 124 is fixedly mounted on the upper surface of principal arm 12.
Certainly, guide piece can also be arranged on other positions on principal arm, as is arranged on lower surface of principal arm etc.; These variations all do not break away from design philosophy of the present utility model, belong to the protection domain of this patent.
Guide holder is made easily, cost is low, is convenient to the installation of leading sheave and fixes, and is installation, maintenance and the providing convenience property of replacing of guide piece.
Preferably, execution unit is elevator, and leading sheave is by pulley base 1242 fixed installations.
Certainly, can be also miscellaneous part fixing on rope on elevator or rope as execution unit etc., these all can reach the purpose of this utility model, and its aim does not all break away from design philosophy of the present utility model, belongs to the protection domain of this patent.
Drive by elevator and replace independently drive source, can reduce device fabrication cost, rate of occurrence of equipment failure and maintenance of equipment cost, improve the equipment Market competitive power; Coordinate with flexible axle by leading sheave, can reduce the wearing and tearing in the flexible axle use procedure, increase the service life; Leading sheave is fixedly mounted on the upper surface of principal arm by pulley base, be convenient to maintenance and dismounting, and can improve the operation ease that auxiliary reclaims.
Preferably, flexible axle 14 is steel rope, iron wire, iron chains or nylon rope.
The structural strength of steel rope, iron wire, iron chains or nylon rope is high, long service life, and resistance to corrosion is strong, and buying is easy, cost is low, can reduce the device fabrication cost, saves enterprise's spending.
The utility model also provides a kind of hoisting crane, as shown in Figure 1 to Figure 3, is provided with the auxiliary regenerative apparatus of above-mentioned arbitrary embodiment on hoisting crane.
Wherein, as shown in Figure 1 to Figure 3, the hoisting crane that provides of the utility model comprise principal arm 12, auxiliary 11, connect fork shaft 13, the first stay bearing plate 122, the second stay bearing plate 123 on principal arm 12, the first joint 112 on auxiliary 11, the second joint 114 on auxiliary 11 and the execution unit of hoisting crane on principal arm 12; Principal arm 12 is hinged by connecing fork shaft 13 with auxiliary 11; The first stay bearing plate 122 and the second stay bearing plate 123 are arranged on principal arm 12 on the side of auxiliary 11, and the first stay bearing plate 122 is connecing between fork shaft 13 and the second stay bearing plate 123; The first joint 112 and the second joint 114 are arranged on auxiliary 11 on the side of principal arm 12, and the first joint 112 is at the second joint 114 and connect between fork shaft 13, and the first joint 112 can be hinged with the first stay bearing plate 122.
The hoisting crane that the utility model provides can and drive auxiliary by flexible axle by the action of the execution unit on hoisting crane and reclaim, simple in structure, install easily, equipment cost is low, and the auxiliary reclaimer operation is easy, can save manpower, and manufacturing cost and the maintenance of equipment cost of reduction equipment, improve the equipment Market competitive power
The concrete operation method of the auxiliary regenerative apparatus that the utility model provides is:
Step 101 first turns to auxiliary 11 solderless wrapped connection fork shafts 13 position that the hinge hole on the first joint 112 overlaps with hinge hole on the first stay bearing plate 122;
Step 102, the first joint 112 on auxiliary 11 is hinged with the first stay bearing plate 122 on principal arm 12, what take down subsequently that auxiliary 11 and principal arm 12 be hinged connects bolt axle 13, auxiliary 11 can be in the plane at principal arm 12 places around the jointed shaft rotation of the first joint 112 and the first stay bearing plate 122;
Step 103, flexible axle 14 are walked around guide piece 124, one ends that are arranged on principal arm 12 and can be connected with the second joint 114, and the other end can be connected with execution unit;
Step 104 drives the execution unit action, makes flexible axle 14 pull auxiliary 11 around the jointed shaft rotation of the first joint 112 and the first stay bearing plate 122, rises on the second stay bearing plate 123 on principal arm 12 to help auxiliary 11, makes auxiliary 11 and the parallel placement of principal arm 12.
In the utility model, term " first ", " second " only are used for the purpose of description, and can not be interpreted as indication or hint relative importance; Unless clear and definite regulation and restriction are separately arranged, broad understanding all should be done in the terms such as term " installation ", " setting ", " connection ", " fixing ", for example, can be captive joint, can be also to removably connect, or connect integratedly; Can be directly to be connected, also can indirectly be connected by intermediary.For the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term in the utility model.
The above is only preferred embodiment of the present utility model, is not limited to the utility model, and for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. auxiliary regenerative apparatus, be used for the auxiliary (11) of hoisting crane is reclaimed, it is characterized in that, comprise flexible axle (14), described flexible axle (14) one ends are connected with the second joint (114) on described auxiliary (11), and the other end is connected with execution unit on described hoisting crane.
2. auxiliary regenerative apparatus according to claim 1, it is characterized in that, also comprise the guide piece (124) that is arranged on principal arm (12), described flexible axle (14) is walked around described guide piece (124), one end is connected with described the second joint (114), and the other end is connected with described execution unit.
3. auxiliary regenerative apparatus according to claim 2, is characterized in that, described guide piece (124) is positioned at same plane with described the second joint (114).
4. auxiliary regenerative apparatus according to claim 3, is characterized in that, described guide piece (124) is fixedly mounted on described principal arm (12) on the side of described auxiliary (11) by auxiliary peripheral board (128).
5. auxiliary regenerative apparatus according to claim 3, is characterized in that, described guide piece (124) is fixedly mounted on the upper surface of described principal arm (12).
6. according to claim 4 or 5 described auxiliary regenerative apparatuss, is characterized in that, described guide piece (124) is leading sheave.
7. auxiliary regenerative apparatus according to claim 6, is characterized in that, described execution unit is second section arm (126) or the 3rd joint arm of described principal arm (12) or the 4th joint arm of described principal arm (12) of described principal arm (12).
8. auxiliary regenerative apparatus according to claim 6, is characterized in that, described execution unit is elevator, and described leading sheave is by pulley base (1242) fixed installation.
9. the described auxiliary regenerative apparatus of any one according to claim 1 to 5, is characterized in that, described flexible axle (14) is steel rope, iron wire, iron chains or nylon rope.
10. a hoisting crane, is characterized in that, is provided with auxiliary regenerative apparatus as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220728834 CN203021220U (en) | 2012-12-26 | 2012-12-26 | Subsidiary arm recovery device and crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220728834 CN203021220U (en) | 2012-12-26 | 2012-12-26 | Subsidiary arm recovery device and crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203021220U true CN203021220U (en) | 2013-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220728834 Expired - Fee Related CN203021220U (en) | 2012-12-26 | 2012-12-26 | Subsidiary arm recovery device and crane |
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| Country | Link |
|---|---|
| CN (1) | CN203021220U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103058075A (en) * | 2012-12-26 | 2013-04-24 | 三一重工股份有限公司 | Retrieving method for fly jib of crane and retrieving apparatus for fly jib |
| CN103754776A (en) * | 2013-12-31 | 2014-04-30 | 三一汽车起重机械有限公司 | Fly jib self-dismounting mechanism, crane, and fly jib control method |
| CN105565146A (en) * | 2015-11-24 | 2016-05-11 | 徐州重型机械有限公司 | Lifting hook maintaining structure, crane and lifting hook fixing method |
| CN107614415A (en) * | 2015-06-05 | 2018-01-19 | 株式会社多田野 | Cantilever stretches out accommodating mechanism |
| CN113501447A (en) * | 2021-07-08 | 2021-10-15 | 徐工集团工程机械股份有限公司建设机械分公司 | Crane and method for lifting main arm of crane |
-
2012
- 2012-12-26 CN CN 201220728834 patent/CN203021220U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103058075A (en) * | 2012-12-26 | 2013-04-24 | 三一重工股份有限公司 | Retrieving method for fly jib of crane and retrieving apparatus for fly jib |
| CN103754776A (en) * | 2013-12-31 | 2014-04-30 | 三一汽车起重机械有限公司 | Fly jib self-dismounting mechanism, crane, and fly jib control method |
| CN107614415A (en) * | 2015-06-05 | 2018-01-19 | 株式会社多田野 | Cantilever stretches out accommodating mechanism |
| CN107614415B (en) * | 2015-06-05 | 2019-06-28 | 株式会社多田野 | Cantilever stretches out accommodating mechanism |
| CN105565146A (en) * | 2015-11-24 | 2016-05-11 | 徐州重型机械有限公司 | Lifting hook maintaining structure, crane and lifting hook fixing method |
| CN113501447A (en) * | 2021-07-08 | 2021-10-15 | 徐工集团工程机械股份有限公司建设机械分公司 | Crane and method for lifting main arm of crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130626 Termination date: 20171226 |