CN203545535U - Auxiliary arm and crane - Google Patents
Auxiliary arm and crane Download PDFInfo
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- CN203545535U CN203545535U CN201320597387.4U CN201320597387U CN203545535U CN 203545535 U CN203545535 U CN 203545535U CN 201320597387 U CN201320597387 U CN 201320597387U CN 203545535 U CN203545535 U CN 203545535U
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 14
- 239000010959 steel Substances 0.000 claims abstract description 14
- 230000007704 transition Effects 0.000 claims description 27
- 238000003466 welding Methods 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 241001347978 Major minor Species 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses an auxiliary arm and a crane. The auxiliary arm is connected with a main arm of the crane and comprises an arm head, a steel wire rope, a superlift bracket, a variable-amplitude pull plate, a rope passing bracket and a switching head connected with the main arm, wherein the switching head is arranged between a lower joint of the start end of the arm head and the main arm and is connected with the lower joint of the start end of the arm head and the main arm respectively; the rope passing bracket is arranged between the switching head and the arm head and is connected with a first joint on the switching head and the lower joint of the start end of the arm head respectively; one end of the variable-amplitude pull plate is connected with the tail end of the arm head, and the other end of the variable-amplitude pull plate is connected with the superlift bracket; the superlift bracket is arranged on the switching head or the arm head; the steel wire rope is connected to the superlift bracket. Therefore, the auxiliary arm can increase the height of a superlift strut, enlarge the amplitude and increase the lifting height and is convenient to assemble and disassemble.
Description
Technical field
The utility model relates to engineering machinery field, particularly a kind of auxiliary and hoisting crane.
Background technology
For meeting the demand of hoister in large tonnage blower fan lifting, hoister in large tonnage need to consider its hang the amplitude of performance of carrying, highly, hang performance and the dismounting problem of carrying.For this reason, need to improve hanging of hoisting crane and carry performance, adopt super lifting device and fulcrum to raise support.Wherein, super lifting device can effectively improve the distortion of crane arm, strengthens hanging of hoisting crane and carries performance.
But a position is too low owing to drawing before super lifting device, surpassed the moment of reaction of crane arm less than normally, affect jib axial force, thereby affect intensity and the stability of crane arm jib.Particularly, for part high-power blower in blower fan industry, its sling height and lift heavy are all larger, and general main arm of crane operating mode is difficult to meet, the amplitude of main arm of crane operating mode and be highly difficult to reach lifting requirements.
In addition, meet high-power blower, need the structures such as tower arm to hang and carry, and high-power blower complex structure, crane transition, assembling and unloading process, waste time and energy.
Utility model content
In view of this, the utility model proposes a kind of auxiliary and be provided with the hoisting crane of this auxiliary, can improve the height that has surpassed fulcrum, increase amplitude also improves to hang and carries height, and easy accessibility.
For achieving the above object, the technical solution of the utility model is achieved in that
On the one hand, the utility model provides a kind of auxiliary, and this auxiliary is connected with the principal arm of hoisting crane, and this auxiliary comprises: arm head, steel rope, surpassed support, luffing arm-tie, cross rope support and the adapter for being connected with described principal arm; Wherein, described adapter is arranged between the lower point of connection and described principal arm at described arm head top, and is connected with the two respectively; The described rope support of crossing is arranged between described adapter and described arm head, and is connected with the first point of connection on described adapter and the lower point of connection at described arm head top respectively; One end of described luffing arm-tie connects the end of described arm head, and the other end connects the described support that surpassed, and the described support that surpassed is arranged on described adapter or described arm head, and described steel rope is connected to the described support that surpassed.
Further, in said apparatus, described when having surpassed support and being arranged on described adapter, be connected with the second point of connection and the 3rd point of connection on described adapter respectively.
Alternatively, in said apparatus, described adapter is connected with the lower point of connection mode hinged by bearing pin or direct welding at arm head top.
Alternatively, in said apparatus, between described adapter and the top of described arm head, transition link span is set, and interconnects by described transition link span; Wherein, the head of described principal arm is connected with described adapter, and is connected with the lower point of connection at described arm head top with described transition link span by the described rope support of crossing.Further, in said apparatus, described transition link span is to have the sheet material and/or the string pipe welding body that connect fade function.
Further, in said apparatus, be provided with anti-hypsokinesis bar between described arm head and described bindiny mechanism, described anti-hypsokinesis bar one end connects the upper point of connection at described arm head top.
Further, in said apparatus, described having surpassed on support is provided with for wearing described steel rope and connecting the joint that described luffing arm-tie connects.
Further, in said apparatus, the described support that surpassed is the truss structure being connected with described luffing arm-tie, and described truss structure is affixed or hinged forming by multiple string pipes; Wherein, described string pipe is variable section or the uniform cross section structure being welded, hinged or be solidly connected to joint.
Further, in said apparatus, described arm head is the truss structure with variable cross-section form or uniform cross section form.
With respect to prior art, the utlity model has following advantage:
Auxiliary of the present utility model, has surpassed support, for raising, has surpassed point of connection by drawing a position to set up before having surpassed on major-minor arm link span, increases the height that has surpassed fulcrum; Surpassing support and arm head head arranges luffing arm-tie, carrying out luffing, increasing degree also improves to hang and carries height, can effectively improve the stressed of auxiliary.Like this, adopt before the end increase of crane arm principal arm has surpassed support and luffing arm-tie composition and draw a rising device, more can effectively improve the stressed of crane arm.And auxiliary total of the present utility model is simple, use few assembly unit of trying one's best, easy to assemble, save the time that hoisting crane plays arm, dismounting and transition.Therefore, the auxiliary of the present embodiment not only can improve the height that has surpassed fulcrum, and increase amplitude also improves and hangs a year height, and easy accessibility.
In addition, hoisting crane can directly carry out transition with whole auxiliary structure in wind field, also very convenient.
On the other hand, the utility model also provides a kind of hoisting crane, is provided with above-mentioned auxiliary described in any, and described auxiliary is connected with the principal arm of described hoisting crane.
Because above-mentioned any auxiliary has above-mentioned technique effect, therefore, the hoisting crane that is provided with this auxiliary also should possess corresponding technique effect, does not hereby repeat.
Accompanying drawing explanation
The accompanying drawing that forms a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of auxiliary in the utility model embodiment;
Fig. 2 is the side-looking structural representation that has surpassed support in the utility model auxiliary embodiment;
Fig. 3 is the perspective view that has surpassed support in the utility model auxiliary embodiment;
Fig. 4 is the schematic side view of arm head in the utility model embodiment;
Fig. 5 is the perspective view of arm head in the utility model embodiment.
Description of reference numerals
1 steel rope
12 joints
2 surpassed support
3 luffing arm-ties
4 anti-hypsokinesis bars
5 arm heads
51 times point of connection
52 ends
Point of connection on 53
6 cross rope support
7 transition link spans
8 adapters
81 first point of connection
82 second point of connection
83 the 3rd point of connection
9 string pipes
10 string pipes
The specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the utility model can combine mutually.
Basic thought of the present utility model is: design a kind of auxiliary that has surpassed support that has, what on the arm head of this auxiliary, arrange has surpassed support and luffing arm-tie, can improve lifting height, increase lifting amplitude, and total be simple, use few assembly unit of trying one's best, easy to assemble, save the time that hoisting crane plays arm, dismounting and transition, in addition, hoisting crane can directly carry out transition in wind field with total, very convenient.
Below in conjunction with accompanying drawing, each preferred embodiment of the present utility model is described further:
With reference to Fig. 1, it shows the structure of the auxiliary of the present embodiment.In the present embodiment, this auxiliary is connected with the principal arm of hoisting crane, and this auxiliary comprises: arm head 5, steel rope 1, surpassed support 2, luffing arm-tie 3, cross rope support 6 and the adapter 8 for being connected with principal arm.
Wherein, adapter 8 is arranged between the lower point of connection 51 and principal arm at arm head 5 tops, and is connected with the two respectively.Cross rope support 6 and be arranged between adapter 8 and arm head 5, and be connected with the first point of connection 81 on adapter 8 and the lower point of connection 51 at arm head 5 tops respectively.
In the present embodiment, one end of luffing arm-tie 3 connects the end 52 of arm head 5, and the other end connects and surpassed support 2, has surpassed support 2 and has been arranged on adapter 8 or arm head 5, and steel rope 1 is connected to and has surpassed support 2.
It is pointed out that before having surpassed, draw a position set up for raise surpassed point of connection surpassed support 2, to increase the moment of reaction having surpassed crane arm.Wherein, surpassed support 2 for having surpassed the structure of raising of point of connection, having surpassed support 2 and the connection mode of adapter 8 or arm head 5 and can be welding or hinged, position can not fix, and the present embodiment is not restricted this.
It is worth mentioning that, the present embodiment can, at the transition portion of principal arm and auxiliary, as the top part of adapter 8, transition link span 7 or arm head 5, be set up and surpass support 2, to increase the height that has surpassed fulcrum.
In the present embodiment, what on the arm head of auxiliary, arrange has surpassed support 2, can increase the height that has surpassed fulcrum, and arm head 5 can also carry out luffing by luffing arm-tie 3, and increasing degree also improves to hang and carries height, can effectively improve the stressed of auxiliary.Therefore, the auxiliary of the present embodiment not only can improve lifting height, increase lifting amplitude, and total is simple, use few assembly unit of trying one's best, easy to assemble, save the time that hoisting crane plays arm, dismounting and transition, hoisting crane can directly carry out transition in wind field with total in addition, very convenient.
As shown in Figure 1, in a preferred embodiment, when having surpassed support 2 and being arranged on adapter 8, be connected with the second point of connection 82 and the 3rd point of connection 83 on adapter 8 respectively.
In an optional embodiment, adapter 8 is connected with lower point of connection 51 mode hinged by bearing pin or direct welding at arm head 5 tops.
In another optional embodiment, between adapter 8 and the top of arm head 5, transition link span 7 is set, and interconnects by transition link span 7.Wherein, the head of principal arm is connected with adapter 8, and passes through rope support 6 and be connected with the lower point of connection 51 at arm head 5 tops with transition link span 7.Preferably, transition link span 7 is string pipe welding body.
It should be noted that, arm head 5 can directly be connected with adapter 8, also can use transition link span 7 to be connected with adapter 8.Principal arm head connecting adapter 8, by crossing rope support 6, be connected with arm head 5 with transition link span 7, by luffing arm-tie 3, carry out luffing, steel rope 1 is connected to and has surpassed support 2, lift heavy steel rope crosses rope pulley by transition link span 7 with on arm head 5 and lift heavy pulley is connected with suspension hook, anti-hypsokinesis bar 4 prevents arm head 5 hypsokinesis, increasing degree and hang carry height.
In a preferred embodiment, be provided with anti-hypsokinesis bar 4 between arm head 5 and bindiny mechanism, anti-hypsokinesis bar 4 one end connect the upper point of connection 53 at arm head 5 tops.Like this, the present embodiment can pass through to have surpassed luffing arm-tie 3 luffings of support 2 and auxiliary head, and prevents structure hypsokinesis by anti-hypsokinesis bar 4.
With reference to Fig. 2 and Fig. 3, it shows respectively the structure that has surpassed support 2 described in the various embodiments described above.In the present embodiment, surpassed on support 2 and can be provided with the joint 12 for being connected with steel rope 1 and luffing arm-tie 3.
Wherein, surpassed support 2 and can be the truss structure being connected with luffing arm-tie 3, truss structure is affixed or hinged forming by multiple string pipes.Wherein, string pipe is variable section or the uniform cross section structure being welded, hinged or be solidly connected to joint 12.As shown in the figure, string pipe 9,10 can be welded into variable section or uniform cross section structure, can be hinged or be solidly connected to joint 12 parts.
In a preferred embodiment, arm head 5 is for having the truss structure of variable cross-section form or uniform cross section form.
As shown in Figure 4 and Figure 5, the structure of arm head is truss structure, and its profile is unfixing.
It should be noted that, crossing rope pulley support can be connected with arm head, also can directly be welded as a whole with it.
It is pointed out that in the various embodiments described above, auxiliary can be blower fan auxiliary, and accordingly, arm head can be blower fan arm head.
Compared with prior art, the various embodiments described above tool of the present utility model has the following advantages:
Auxiliary described in the various embodiments described above, has surpassed support by drawing a position to set up before having surpassed, and for raising, has surpassed point of connection, is surpassing support and arm head head arranges luffing arm-tie 3, carries out luffing, effectively improves the stressed of auxiliary.Like this, adopt before the end increase of crane arm principal arm has surpassed support and luffing arm-tie composition and draw a rising device, more can effectively improve the stressed of crane arm.And auxiliary total of the present utility model is simple, use few assembly unit of trying one's best, easy to assemble, save the time that hoisting crane plays arm, dismounting and transition, therefore, the auxiliary of the present embodiment not only can improve lifting height, increases lifting amplitude, and easy accessibility.In addition, hoisting crane can directly carry out transition with whole auxiliary structure in wind field, also very convenient.
The utility model embodiment also provides a kind of construction machinery and equipment, for example hoisting crane, this project machinery is provided with above-mentioned any auxiliary, because above-mentioned any auxiliary has above-mentioned technique effect, therefore, the construction machinery and equipment that is provided with this auxiliary also should possess corresponding technique effect, and its specific implementation process is similar to the above embodiments, does not hereby repeat.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; 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. an auxiliary, is connected with the principal arm of hoisting crane, it is characterized in that, comprising: arm head (5), steel rope (1), surpassed support (2), luffing arm-tie (3), cross rope support (6) and the adapter (8) for being connected with described principal arm; Wherein,
Described adapter (8) is arranged between the lower point of connection (51) and described principal arm at described arm head (5) top, and is connected with the two respectively;
The described rope support (6) of crossing is arranged between described adapter (8) and described arm head (5), and is connected with the first point of connection (81) on described adapter (8) and the lower point of connection (51) at described arm head (5) top respectively;
One end of described luffing arm-tie (3) connects the end (52) of described arm head (5), the other end connects the described support (2) that surpassed, the described support (2) that surpassed is arranged on described adapter (8) or described arm head (5), and described steel rope (1) is connected to the described support (2) that surpassed.
2. auxiliary according to claim 1, is characterized in that,
Described when having surpassed support (2) and being arranged on described adapter (8), be connected with the second point of connection (82) and the 3rd point of connection (83) on described adapter (8) respectively.
3. auxiliary according to claim 1, is characterized in that,
By bearing pin, hinged or welding manner is connected the lower point of connection (51) at described adapter (8) and arm head (5) top.
4. auxiliary according to claim 1, is characterized in that,
Transition link span (7) is set between the top of described adapter (8) and described arm head (5), and interconnects by described transition link span (7);
Wherein, the head of described principal arm is connected with described adapter (8), and is connected with the lower point of connection (51) at described arm head (5) top with described transition link span (7) by the described rope support (6) of crossing.
5. auxiliary according to claim 4, is characterized in that,
Described transition link span (7) is for having the sheet material and/or the string pipe welding body that connect fade function.
6. according to the auxiliary described in claim 1 to 5 any one, it is characterized in that,
Between described arm head (5) and described bindiny mechanism, be provided with anti-hypsokinesis bar (4), described anti-hypsokinesis bar (4) one end connects the upper point of connection (53) at described arm head (5) top.
According to claim 6 to described auxiliary, it is characterized in that,
Described having surpassed is provided with on support (2) for wearing described steel rope (1) and connecting the joint (12) of described luffing arm-tie (3).
According to claim 7 to described auxiliary, it is characterized in that
The described truss structure of support (2) for being connected with described luffing arm-tie (3) that surpassed, described truss structure is affixed or hinged forming by multiple string pipes;
Wherein, described string pipe is variable section or the uniform cross section structure being welded, hinged or be solidly connected to joint (12).
9. according to Claim 8 to described auxiliary, it is characterized in that,
Described arm head (5) is for having the truss structure of variable cross-section form or uniform cross section form.
10. a hoisting crane, is characterized in that, is provided with according to the auxiliary described in claim 1 to 9 any one, and described auxiliary is connected with the principal arm of described hoisting crane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320597387.4U CN203545535U (en) | 2013-09-26 | 2013-09-26 | Auxiliary arm and crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320597387.4U CN203545535U (en) | 2013-09-26 | 2013-09-26 | Auxiliary arm and crane |
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| CN203545535U true CN203545535U (en) | 2014-04-16 |
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| CN201320597387.4U Expired - Fee Related CN203545535U (en) | 2013-09-26 | 2013-09-26 | Auxiliary arm and crane |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104355245A (en) * | 2014-10-21 | 2015-02-18 | 徐州重型机械有限公司 | Independent arm head and crane |
| CN104401890A (en) * | 2014-10-16 | 2015-03-11 | 中联重科股份有限公司 | Crane boom and crane |
| CN105439008A (en) * | 2015-12-29 | 2016-03-30 | 中联重科股份有限公司 | Truss hinging lug connection structure, truss extending boom, boom system and crane |
| CN108046141A (en) * | 2017-12-21 | 2018-05-18 | 徐工集团工程机械股份有限公司 | A kind of Auxiliary arm system suitable for mixing arm connection |
-
2013
- 2013-09-26 CN CN201320597387.4U patent/CN203545535U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104401890A (en) * | 2014-10-16 | 2015-03-11 | 中联重科股份有限公司 | Crane boom and crane |
| CN104355245A (en) * | 2014-10-21 | 2015-02-18 | 徐州重型机械有限公司 | Independent arm head and crane |
| CN104355245B (en) * | 2014-10-21 | 2017-02-15 | 徐州重型机械有限公司 | Independent arm head and crane |
| CN105439008A (en) * | 2015-12-29 | 2016-03-30 | 中联重科股份有限公司 | Truss hinging lug connection structure, truss extending boom, boom system and crane |
| CN105439008B (en) * | 2015-12-29 | 2017-07-18 | 中联重科股份有限公司 | Truss hinge ear-pole connection structure, truss extension arm support, boom system and crane |
| CN108046141A (en) * | 2017-12-21 | 2018-05-18 | 徐工集团工程机械股份有限公司 | A kind of Auxiliary arm system suitable for mixing arm connection |
| CN108046141B (en) * | 2017-12-21 | 2023-08-15 | 徐工集团工程机械股份有限公司 | Auxiliary arm system suitable for mixed arm connection |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 |