CN201433039Y - Hook assembly and lifting hook - Google Patents
Hook assembly and lifting hook Download PDFInfo
- Publication number
- CN201433039Y CN201433039Y CN2009201611505U CN200920161150U CN201433039Y CN 201433039 Y CN201433039 Y CN 201433039Y CN 2009201611505 U CN2009201611505 U CN 2009201611505U CN 200920161150 U CN200920161150 U CN 200920161150U CN 201433039 Y CN201433039 Y CN 201433039Y
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- arm
- suspension hook
- hook
- lifting
- hanging axis
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Abstract
The utility model discloses a lifting hook used for lifting an integral sand core of a swing bolster, which comprises a vertical shaft sleeve fixedly connected with a lifting appliance, a hanger shaftwhich is positioned in the vertical shaft sleeve and pivoted with the lifting appliance or the vertical shaft sleeve, a lifting arm which is generally vertical to and fixedly connected with the tailend of the lifting shaft, and a driving arm fixedly connected with the lifting shaft. The lifting hook is used for lifting the integral sand core of the swing bolster, thus leading to convenient operation, and being capable of effectively reducing the operation difficulty. The utility model also discloses a hook assembly comprising the lifting hook, which comprises at least two lifting hooks and alifting hook frame which is connected with each lifting hook. The hook assembly can be used for effectively improving the lifting efficiency.
Description
Technical field
The utility model relates to technical field of engineering machinery, particularly relates to a kind of suspension hook that is used to lift by crane the bolster integral core.The utility model also relates to a kind of cargo hook gear that comprises above-mentioned suspension hook.
Background technology
Bolster is one of important load bearing element of railway truck.The cast steel truck bolster that adopts integral core technology to make is comparatively commonly used in current railway truck.
The bolster integral core is to adopt machine coremaking, and finishes the one core that shape is complete, each smooth surface is smooth-going before the core down.Be about to the cavity that product is connected to each other together and form, or form by a core, with the quality of raising bolster core cavity in important force part by a core.
Please refer to Fig. 1, Fig. 1 is the structural representation of core suspender under a kind of typical bolster in the prior art.
Existing bolster integral core hanger structure is fairly simple, and whole suspender is made of crossbeam 1 and hanging belt 2, its center member 1 for about long 1000mm, the square tube about the 30mm of cross section, hanging belt 2 is common nylon tape; The two ends of crossbeam 1 are welded with link stopper 11, and the centre of crossbeam 1 is welded with suspension ring 12.
When needs lifting bolster integral core, earlier hanging belt 2 is set in the two ends of bolster integral core, link stopper 11 on the crossbeam 1 can prevent that hanging belt 2 breaks away from crossbeam 1 and landing at work, suspension ring 12 are connected with lifting appliance, after the lifting appliance work, suspension ring 12 drive the lifting position that crossbeam 1, hanging belt 2 and bolster integral core reach expection; When needs unload core, hanging belt 2 is taken off from the bolster integral core, lifting appliance resets the suspender of zero load.
Be not difficult to find out from above-mentioned working process, existing bolster integral core suspender at following core, transport, when slinging, hanging belt 2 and bolster integral core direct connection, its intensity has direct influence to integral core.In addition, integral core put into hanging belt 2 and unload integral core from hanging belt 2 all bigger work capacity, needs more manpower, extremely inconvenient.
How reducing the operation easier of cargo hook gear, improve the lifting safety, and then improve the lifting efficient of bolster integral core, is the present technical issues that need to address of those skilled in the art.
The utility model content
The purpose of this utility model provides a kind of suspension hook that is used to lift by crane the bolster integral core, uses this suspension hook can effectively improve the lifting efficient of bolster integral core, reduces hoisting cost, makes lifting more convenient.The utility model also provides a kind of cargo hook gear that comprises above-mentioned suspension hook.
The utility model provides a kind of suspension hook, be used to lift the bolster integral core, comprise the vertical axle sleeve of captiveing joint, the inside that is positioned at described vertical axle sleeve and the hanging axis that articulates with described suspender or described vertical axle sleeve, and the arm of captiveing joint vertical with the terminal cardinal principle of described hanging axis with suspender, and the master arm of captiveing joint with described hanging axis.
Preferably, described master arm is and the vertical substantially straight-arm of described hanging axis that itself and described arm have suitable vertical diff-H.
Preferably, described arm is vertical substantially with described master arm.
Preferably, described hanging axis comprises epimere and hypomere, and described epimere and described hypomere are movably connected, and described master arm is captiveed joint with described hypomere, and described arm is located at the end of described hypomere.
Preferably, the end of described epimere and the top of described hypomere are respectively equipped with coupling link, two described coupling links intersection sockets.
The utility model also provides a kind of cargo hook gear that lifts the bolster integral core, comprises at least two above-mentioned each described suspension hooks, and with the equal bonded assembly suspension hook of each described suspension hook framework.
Preferably, described cargo hook gear comprises two first suspension hooks and size two second suspension hooks less than described first suspension hook, and described first suspension hook is located at the middle part of this cargo hook gear, and described second suspension hook is located at the two ends of this cargo hook gear.
Preferably, described suspension hook framework comprises the connecting rod that first connecting arm, second connecting arm and two structures are identical substantially and be arranged in parallel; One end of described first connecting arm and described connecting rod articulate, and the other end is captiveed joint with the hanging axis of described first suspension hook; The two ends of described second connecting arm and two described connecting rods all articulate, and captive joint with the hanging axis of described second suspension hook in the middle part.
Preferably, the middle part of two described connecting rods has the identical substantially arc sections of diameter, and described first connecting arm and described arc sections articulate.
Preferably, the hanging axis of described first suspension hook is captiveed joint with an end of arm.
Suspension hook provided by the utility model is used to lift the bolster integral core, comprises vertical axle sleeve, hanging axis, arm and master arm.Wherein, vertically axle sleeve is captiveed joint with suspender, and its inside is provided with movable hanging axis, hanging axis and the terminal vertical and described arm that is permanently connected substantially, and the master arm that utilization is captiveed joint with described hanging axis drives described arm rotation.When needs lifting bolster integral core, to put into the gap of bolster integral core with the vertical substantially arm of described hanging axis earlier, drive the arm rotation by the master arm rotation, all fitted with the bolster integral core in the two ends of described arm, thereby sling the bolster integral core.When the bolster integral core arrives the desired location, master arm drives the arm rotation, takes out from the bolster integral core after making arm rotate suitable angle, thereby finishes whole hoisting process.Compare lifting rope in the existing suspender, this suspension hook is convenient to operation, and it is sling and the efficient of following core obviously improves.
A kind of preferred embodiment in, described hanging axis comprises epimere and hypomere, described epimere and described hypomere are movably connected, described master arm is captiveed joint with described hypomere, described arm is located at the end of described hypomere.Epimere is positioned at the top when in running order, is connected with suspender; Hypomere is positioned at the below, is connected with the bolster integral core; Epimere and hypomere flexibly connect the flexibility ratio that can effectively improve hypomere, pass to the application force of epimere when reducing the hypomere rotation, and then reduce the application force that epimere passes to vertical axle sleeve and suspender, improve the durability of structure.
The utility model also provides a kind of cargo hook gear, comprises at least two above-mentioned suspension hooks and each suspension hook is connected to a single-piece suspension hook framework, and described suspension hook framework is captiveed joint with described suspender, is movably connected with described suspension hook.Like this, cargo hook gear can connect a plurality of suspension hooks, and acts on the bolster integral core simultaneously with a plurality of suspension hooks, and the weight that single suspension hook need be born is less, lifts safer.
Description of drawings
Fig. 1 is the structural representation of core suspender under a kind of typical bolster in the prior art;
Fig. 2 provides the structural representation of a kind of specific embodiment of suspension hook for the utility model;
Fig. 3 is the left side view of suspension hook shown in Figure 2;
Fig. 4 provides the structural representation of a kind of specific embodiment of cargo hook gear for the utility model;
Fig. 5 is the front view of cargo hook gear shown in Figure 4;
Fig. 6 is the birds-eye view of cargo hook gear shown in Figure 4.
The specific embodiment
Core of the present utility model provides a kind of suspension hook that is used to lift by crane the bolster integral core, uses this suspension hook lifting, plays core easy to operate, can effectively reduce operation easier, improves the lifting efficient of bolster integral core.The utility model also provides a kind of cargo hook gear that comprises above-mentioned suspension hook.
In order to make those skilled in the art person understand the utility model scheme better, the utility model is described in further detail below in conjunction with the drawings and specific embodiments.
For ease of explanation, earlier relational term is explained as follows:
Bolster: belonging to the railway truck crawler body, is a key member in the bogie truck system, the weight of carrying goods train vehicle; It has a plurality of inner chambers and endoporus, and shape is very complicated.
Core: refer to that foundry goods is placed in the casting mold cavity in casting process, in order to formation foundry goods endoporus (chamber, hole etc.), and an object identical with hole shape in the foundry goods.It forms complete foundry goods with casting mold; It is formed by adhesive agent and silica sand bonding, and intensity is lower, and is fragile in the operation.
Bolster integral core: during coremaking, the grouping core in the bolster inner chamber is formed together an integral sand core of formation; This integral sand core is identical with original core group overall shape.
Please refer to Fig. 2 and Fig. 3, Fig. 2 provides the structural representation of a kind of specific embodiment of suspension hook for the utility model; Fig. 3 is the left side view of suspension hook shown in Figure 2.
Suspension hook 3 provided by the utility model is used to lift the bolster integral core, comprises vertical axle sleeve 33, hanging axis 34, arm 37 and master arm 36.Wherein, vertically axle sleeve 33 is captiveed joint with the suspender (not shown), its inner hanging axis 34 that is provided with articulating, and the terminal vertical substantially and arm 37 that is permanently connected of hanging axis 34, and utilize master arm 36 to drive arm 37 rotations.
Need to prove that suspender as herein described means in the hoisting process, be positioned at suspension hook top and suspension hook 3 and bolster integral core are applied the equipment of application force, do not comprise suspension hook 3 as herein described.
When needing lifting bolster integral core, to put into the gap of bolster integral core with the vertical substantially arm 37 of hanging axis 34 earlier, drive arm 37 rotations by master arm 36 rotations, all fitted with the bolster integral core in the two ends of described arm 37, thereby sling the bolster integral core.When the bolster integral core arrives the desired location, rotate master arm 36 again, from the bolster integral core, take out after making arm 37 rotate suitable angle, thereby finish whole hoisting process.Compare lifting rope in the existing suspender, this suspension hook 3 is convenient to operation, and the efficient of its lifting and following core is higher.
In a kind of concrete embodiment, master arm 36 mentioned above is and the vertical substantially straight-arm of hanging axis 34 that itself and arm 37 have suitable vertical diff-H.Straight-arm is convenient to processing, can subtract the difficulty of processing of second suspension hook, cuts down finished cost.
Obviously, above-mentioned have suitable diff-H and mean when suspension hook 3 is positioned at the inside of bolster integral core that the distance contour with the thickness of bolster integral core should be arranged between master arm 36 and the arm 37 at least.In hoisting process, master arm 36 is positioned at the top of bolster integral core, has only to have suitable vertical height between master arm 36 and the arm 37, just can be convenient to master arm 36 is applied the active force that makes it to rotate.
And master arm 36 also can be other structure, as long as this master arm 36 captives joint with hanging axis 34, and can drive arm 37 and rotates with respect to suspender and get final product.
Particularly, can be vertical between arm 37 and the described master arm 36.Master arm 36 residing positions are 0 degree datum line when in running order, and then arm 37 is positioned at 90 degree places substantially.Arm 37 was parallel with datum line after master arm 36 revolved and turn 90 degrees, can put into arm 37 gap of bolster integral core this moment, master arm 36 revolved to turn 90 degrees again, makes master arm 36 get back to 0 degree datum line position substantially, this moment, arm 37 was got back to mode of operation, can lift by crane the bolster integral core.Like this, arm 37 and master arm 36 before lifting and the position in when lifting fixing substantially, when each lifting, all can have fixing substantially position for referencial use, make the lifting operation simpler, the possibility that deviation occurs is littler, lifts safer.
Obviously, the angle between master arm 36 and the arm 37 also can be other angle, and its in esse angle is not subjected to the restriction of this specification sheets.As long as master arm 36 can drive arm 37 rotations, just can satisfy requirement of the present utility model.
In the concrete embodiment of another kind, hanging axis 34 provided by the utility model comprises epimere 341 and hypomere 342, and epimere 341 and hypomere 342 be movably connected, and master arm 36 is captiveed joint with hypomere 342, and arm 37 is located at the end of described hypomere 342.Epimere 341 is positioned at the top when in running order, is connected with suspender; Hypomere 342 is positioned at the below, is connected with the bolster integral core; Epimere 341 flexibly connects with hypomere 342 and can allow bolster integral core suspension hook in lifting and following core process more flexible, the control of being more convenient for, thus can reduce the lifting operation easier, improve lifting efficient.
Obviously, hanging axis 341 also can comprise the multistage adapter shaft, for example may further include the 3rd section, and the 3rd section is positioned in the middle of above-mentioned epimere 341 and the hypomere 342, and epimere 341, hypomere 342 and the 3rd section all flexible connection, arm is all captiveed joint with the hypomere 342 that is positioned at bottom with master arm; Such hanging axis structure also can realize the purpose of this utility model.
Particularly, epimere 341 can be connected by coupling link 35 with hypomere 342.The top of the end of epimere 341 and hypomere 342 is equipped with the 35 intersection sockets of coupling link 35, two coupling links, and epimere 341 can be rotated relative to hypomere 342.Like this, when master arm 36 drove arm 37 rotations, coupling link 35 can effectively improve the flexibility ratio of hypomere 342, passed to the application force of epimere 341 when reducing hypomere 342 rotations, and then reduce the application force that epimere 341 passes to vertical axle sleeve 33 and suspender, improve the durability of structure.
And coupling link 35 is simple in structure, is easy to processing, utilizes coupling link 35 to realize that epimere 341 and hypomere 342 flexibly connect, and this structure is easy to realize that difficulty of processing is little that cost is low.
Equally, the coupling link 35 of being located at 342 of epimere 341 and hypomeres can be two, also can be a plurality of, and its concrete number should not be subjected to the restriction of this specification sheets.
Please refer to Fig. 4, Fig. 5 and Fig. 6, Fig. 4 provides the structural representation of a kind of specific embodiment of cargo hook gear for the utility model; Fig. 5 is the front view of cargo hook gear shown in Figure 4; Fig. 6 is the birds-eye view of cargo hook gear shown in Figure 4.
The utility model also provides a kind of cargo hook gear, and this cargo hook gear comprises at least two above-mentioned suspension hooks 3, also comprises each suspension hook 3 is connected to a single-piece suspension hook framework 4; And suspension hook framework 4 is movably connected with above-mentioned suspension hook 3.Like this, cargo hook gear can connect a plurality of suspension hooks 3 simultaneously by suspension hook framework 4, and utilizes a plurality of suspension hooks 3 to act on the bolster integral core simultaneously, and the weight that single suspension hook 3 need be born is less, lifts safer.
During lifting bolster integral core; suspension hook 3 needs to rotate suitable angle in lifting and following core process; suspension hook framework 4 is movably connected with suspension hook can guarantee the alerting ability of suspension hook; make suspension hook 3 flexible operations, laborsaving; the shearing stress that produces when protecting suspension hook framework 4 to be subjected to the suspension hook rotation as few as possible simultaneously; improve the service life of suspension hook framework 4, improve reliability of structure.
And, because it is as a whole that suspension hook framework 4 connects each suspension hook 3, when the master arm 36 of suspension hook framework 4 or arbitrary suspension hook 3 is applied application force, all will pass to other suspension hook that is attached thereto 3 by suspension hook framework 4, cargo hook gear can be simplified the operation, improve lifting efficient.
In a kind of concrete embodiment, cargo hook gear provided by the utility model can comprise the first suspension hook 3A and the size second suspension hook 3B less than the first suspension hook 3A.According to the structure of bolster integral core, two first suspension hook 3A are located at the middle part of cargo hook gear, and two second suspension hook 3B are located at the two ends of cargo hook gear.
Obviously, if desired, can other have the place in space that the suspension hook of other size is set accordingly at the bolster integral core, the actual size of the number of actual use suspension hook and suspension hook should not be subjected to the restriction of this specification sheets in the above-mentioned cargo hook gear yet.
And; because the actual number difference of using suspension hook; the practical structures that each suspension hook is connected to a single-piece suspension hook framework also can be slightly variant; as long as can make a plurality of suspension hooks 3 act on the bolster integral core simultaneously; can both realize the purpose of this utility model, all should be within protection domain of the present utility model.
Particularly, above-mentioned suspension hook framework 4 can comprise the connecting rod 43 that first connecting arm 41, second connecting arm 42 and two structures are identical substantially and be arranged in parallel; One end of first connecting arm 41 and connecting rod 43 articulate, and the other end is captiveed joint with the hanging axis of the first suspension hook 3A; The two ends of second connecting arm 42 and two connecting rods 43 all articulate, and captive joint with the hanging axis of the second suspension hook 3B in the middle part of second connecting arm 42.
Can apply application force along its extending direction to the arbitrary connecting rod 43 in two connecting rods 43, arbitrary connecting rod 43 is offset along its extending direction, make first connecting arm 41 that articulates with it stressed different with the two ends of second connecting arm 42, thereby drive the first suspension hook 3A and the second suspension hook 3B rotates, realize its arm rotation.
In addition, the master arm 36 that can promote on arbitrary suspension hook 3 rotates, making master arm 36 drive hanging axis 34 rotates, thereby drive first connecting arm 41 or 42 rotations of second connecting arm, make connecting rod 43 produce skew, and then drive all with connecting rod 43 bonded assembly suspension hooks 3 rotate, the realization single stepping can be sling and the purpose of following core, simplify the operation element amount, improved lifting efficient.
In a kind of concrete embodiment, the middle part of two connecting rods 43 mentioned above can have arc sections 431, the first connecting arms 41 and articulate with arc sections 431.The diameter of two arc sections 431 is identical substantially, can guarantee further that connecting rod 43 each suspension hook 3 in migration process can keep synchronous, when arbitrary connecting rod 43 or arbitrary master arm 36 were moved, the arm 37 of other each suspension hook 3 all can rotate simultaneously, helps increasing work efficiency.
Obviously, can adopt other propulsion source to replace manual control suspension hook framework mentioned above, for example tooth bar can be set on connecting rod captive joint, the push rod of reservoir is and tooth bar ingear dentation, reservoir drives push rod and tooth bar motion, with the position of adjustment connecting rod, thereby realize making connecting rod to drive the purpose of arm rotation.
Further, the hanging axis of the above-mentioned first suspension hook 3A is captiveed joint with an end of its arm 37.And making the fixed end of two arms 37 adjacent, the arm 37 that can effectively reduce by two first suspension hook 3A like this produces possibility of interference in rotation process, make lifting safer.
More than cargo hook gear provided by the utility model and suspension hook thereof are described in detail.Used specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (10)
1, a kind of suspension hook, be used to lift the bolster integral core, it is characterized in that, comprise the vertical axle sleeve of captiveing joint, the inside that is positioned at described vertical axle sleeve and the hanging axis that articulates with described suspender or described vertical axle sleeve, and the arm of captiveing joint vertical with the terminal cardinal principle of described hanging axis with suspender, and the master arm of captiveing joint with described hanging axis.
2, suspension hook according to claim 1 is characterized in that, described master arm is and the vertical substantially straight-arm of described hanging axis that itself and described arm have suitable vertical diff-H.
3, suspension hook according to claim 2 is characterized in that, described arm is vertical substantially with described master arm.
4, suspension hook according to claim 3 is characterized in that, described hanging axis comprises epimere and hypomere, and described epimere and described hypomere are movably connected, and described master arm is captiveed joint with described hypomere, and described arm is located at the end of described hypomere.
5, suspension hook according to claim 4 is characterized in that, the end of described epimere and the top of described hypomere are respectively equipped with coupling link, two described coupling links intersection sockets.
6, a kind of cargo hook gear that lifts the bolster integral core is characterized in that, comprises at least two as each described suspension hook of claim 1 to 5, and with the equal bonded assembly suspension hook of each described suspension hook framework.
7, cargo hook gear according to claim 6, it is characterized in that, comprise two first suspension hooks and size two second suspension hooks less than described first suspension hook, described first suspension hook is located at the middle part of this cargo hook gear, and described second suspension hook is located at the two ends of this cargo hook gear.
8, cargo hook gear according to claim 7 is characterized in that, described suspension hook framework comprises the connecting rod that first connecting arm, second connecting arm and two structures are identical substantially and be arranged in parallel; One end of described first connecting arm and described connecting rod articulate, and the other end is captiveed joint with the hanging axis of described first suspension hook; The two ends of described second connecting arm and two described connecting rods all articulate, and captive joint with the hanging axis of described second suspension hook in the middle part.
9, cargo hook gear according to claim 8 is characterized in that, the middle part of two described connecting rods has the identical substantially arc sections of diameter, and described first connecting arm and described arc sections articulate.
10, cargo hook gear according to claim 9 is characterized in that, the hanging axis of described first suspension hook is captiveed joint with an end of arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201611505U CN201433039Y (en) | 2009-07-03 | 2009-07-03 | Hook assembly and lifting hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201611505U CN201433039Y (en) | 2009-07-03 | 2009-07-03 | Hook assembly and lifting hook |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201433039Y true CN201433039Y (en) | 2010-03-31 |
Family
ID=42051849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201611505U Expired - Fee Related CN201433039Y (en) | 2009-07-03 | 2009-07-03 | Hook assembly and lifting hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201433039Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102601313A (en) * | 2012-03-26 | 2012-07-25 | 苏州明志科技有限公司 | Sand core and method for hoisting sand core |
| CN104192700A (en) * | 2014-07-09 | 2014-12-10 | 国家电网公司 | Hanger for rod piece |
-
2009
- 2009-07-03 CN CN2009201611505U patent/CN201433039Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102601313A (en) * | 2012-03-26 | 2012-07-25 | 苏州明志科技有限公司 | Sand core and method for hoisting sand core |
| CN104192700A (en) * | 2014-07-09 | 2014-12-10 | 国家电网公司 | Hanger for rod piece |
| CN104192700B (en) * | 2014-07-09 | 2016-08-31 | 国网冀北电力有限公司秦皇岛供电公司 | A kind of suspender for rod member |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: QIQIHAR QRRS FANGYUAN TOOL AND MOULD MANUFACTURING |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20110928 Address after: 161002 Heilongjiang province Qigihar Tiefeng District Plant Road No. 36 Co-patentee after: FANGYUANGONG MOULD CO., LTD. OF QIQIHAR QICHE GROUP Patentee after: Qiqihar Rail Traffic Equipment Co., Ltd. Address before: 161002 Heilongjiang province Qigihar Tiefeng District Plant Road No. 36 Patentee before: Qiqihar Rail Traffic Equipment Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100331 Termination date: 20160703 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |