CN103318774A - Self-assembly/self-disassembly hoisting device, crane and self-assembly/self-disassembly method of hoister - Google Patents
Self-assembly/self-disassembly hoisting device, crane and self-assembly/self-disassembly method of hoister Download PDFInfo
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- CN103318774A CN103318774A CN2013102189742A CN201310218974A CN103318774A CN 103318774 A CN103318774 A CN 103318774A CN 2013102189742 A CN2013102189742 A CN 2013102189742A CN 201310218974 A CN201310218974 A CN 201310218974A CN 103318774 A CN103318774 A CN 103318774A
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Abstract
The invention discloses a self-assembly/self-disassembly hoisting device, a crane and a self-assembly/self-disassembly method of a hoister. The self-assembly/self-disassembly hoisting device includes a hinge-pin coupling mechanism, a pulley mechanism, and an auxiliary suspension cable; the hinge-pin coupling mechanism is used for connecting a hoisting case and a rotary table of a crane in a detachable way; the pulley mechanism is mounted on the rotary table body of the crane; and the auxiliary suspension cable includes a first end and a second end, the first end is connected with a crane arm, and the second end is used for connecting with a hoister via the pulley mechanism, when the hoister is mounted. The self-assembly/self-disassembly hoisting device, the crane and the self-assembly/self-disassembly method of a hoister provided by the invention overcomes a driving problem caused by overweight of cranes, prevents from added cost caused by employing auxiliary hoisting mechanisms.
Description
Technical field
The present invention relates to engineering machinery field, particularly a kind of elevator self-disassembly and assembly device and hoisting crane, elevator are from assembly and disassembly methods.
Background technology
Hoisting crane is divided into medium and small tonnage hoisting crane and hoister in large tonnage.Generally speaking, medium and small tonnage hoisting crane generally is no more than 200 tonnes, and hoister in large tonnage is generally more than 300 tonnes.
The master winch mechanism of medium and small tonnage hoisting crane is generally not removable, and master winch case and rotating platform of crane are welded to connect, and like this, when car load travelled, weight may be overweight, and this will cause the client to register the license or be overweight serious by fine because travelling.And, the overweight problems such as potential safety hazard that also exist.
Hoister in large tonnage generally is not with master winch to travel because weight is heavier, to satisfy the requirement of travelling of road rules, master winch mechanism and turntable are taked the mode that splits, need to assist weight-lifting equipment to lift during operation, therefore, a direct consequence is that operating cost is higher.
Summary of the invention
In view of this, the present invention proposes a kind of elevator self-disassembly and assembly device and hoisting crane, elevator from assembly and disassembly methods, to solve medium and small tonnage hoisting crane and hoister in large tonnage because weight issue was caused can't register the license, overweight fine or adopt auxiliary lifting to increase the problem of operating cost.
First aspect the invention discloses a kind of elevator self-disassembly and assembly device, is used for hoisting crane, comprising: bearing pin bindiny mechanism, pulley mechanism and assisted suspension cable.Wherein, bearing pin bindiny mechanism is connected with elevator, is used for the turntable of described elevator and hoisting crane is removably connected; Pulley mechanism is connected in the turntable of described hoisting crane; Assisted suspension cable comprises first end and the second end, and described first end is connected with crane arm; Described the second end is used for being connected with described elevator by described pulley mechanism when described elevator is installed.
Further, in the described elevator self-disassembly and assembly device, described crane arm is main crane arm; Described elevator is master winch.
Further, in the described elevator self-disassembly and assembly device, described pulley mechanism is foldable mechanism, and after described elevator was finished installation, this pulley mechanism was fixed in described turntable collapsibly.
Further, in the described elevator self-disassembly and assembly device, described pulley mechanism comprises pulley yoke and fixed pulley; Described pulley yoke comprises first connecting rod and second connecting rod; Described first connecting rod comprises the first coupling end, the second coupling end that is arranged at its two ends, and, be arranged at the 3rd coupling end between described the first coupling end and described the second coupling end; Described the first coupling end and described fixed pulley are hinged; Described the second coupling end and described turntable are hinged; Described second connecting rod comprises the 4th coupling end and the 5th coupling end that is arranged at its two ends; Described the 4th coupling end and described the 3rd coupling end are hinged; Described the 5th coupling end and described turntable are hinged.
Elevator self-disassembly and assembly device of the present invention can change the fixation winding structure into dismantled and assembled connection structure, take full advantage of the power that crane boom provides in flexible and amplitude changing process, do not need extra auxiliary weight-lifting equipment elevator can be moved on the turntable, by bearing pin bindiny mechanism elevator removably is connected in turntable again.And then during transportation, split transportation can be not overweight, solved medium and small tonnage hoisting crane and hoister in large tonnage because can't registering the license of causing of weight issue, overweight fine or adopt auxiliary lifting to increase the problem of operating cost.
Second aspect, the present invention also provides a kind of hoisting crane, is provided with above-mentioned any elevator from mechanism for assembling-disassembling.
Because hoisting crane of the present invention comprises above-mentioned elevator self-disassembly and assembly device, therefore, the hoisting crane with above-mentioned elevator self-disassembly and assembly device also has above-mentioned technique effect.
The third aspect the invention also discloses a kind of elevator that adopts above-mentioned elevator self-disassembly and assembly device from assembly and disassembly methods, and described elevator is installed and comprised the steps: to control described crane arm, described elevator is moved to the desired location of crane chassis; Control crane arm luffing, the assisted suspension cable that described pulley mechanism is passed in pulling; Or stretching of control crane arm spurs and passes described pulley mechanism lengthening steel rope; Control the folding and unfolding of described assisted suspension cable or lengthening steel rope, described elevator is promoted to the installation site of described turntable from described crane chassis; In described installation site, by described bearing pin bindiny mechanism described elevator and described turntable are removably connected.
Further, above-mentioned elevator is in assembly and disassembly methods, and the dismounting of described elevator comprises the steps: the connection location at described elevator and turntable, by described bearing pin bindiny mechanism, described elevator is dismantled with described turntable separate; Control described crane arm, the luffing by described crane arm or flexible hangs described elevator.
Further, above-mentioned elevator is in assembly and disassembly methods, by luffing or the flexible operation of carrying out the Assembly ﹠Disassembly of elevator of main crane arm.
Further, above-mentioned elevator is in assembly and disassembly methods, and described pulley mechanism is foldable mechanism, and described elevator also comprises the steps: after described elevator is finished installation or removal from assembly and disassembly methods, and described pulley mechanism is folding and be fixed in described turntable.
Further, above-mentioned elevator is utilizing main crane arm luffing to carry out elevator when installing in assembly and disassembly methods, comprises that also the elevation angle of adjusting described main crane arm is to the step of maximum angle.
Elevator of the present invention can change the fixation winding structure into dismantled and assembled connection structure from assembly and disassembly methods, take full advantage of the power that crane boom provides in flexible and amplitude changing process, do not need extra auxiliary weight-lifting equipment elevator can be moved on the turntable, by bearing pin bindiny mechanism elevator removably is connected in turntable again.And then during transportation, split transportation can be not overweight, solved medium and small tonnage hoisting crane and hoister in large tonnage because can't registering the license of causing of weight issue, overweight fine or adopt auxiliary lifting to increase the problem of operating cost.
Description of drawings
The accompanying drawing that consists of a part of the present invention is used to provide a further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not consist of improper restriction of the present invention.In the accompanying drawings:
The first working state schematic representation when Fig. 1 power that to be elevator self-disassembly and assembly device embodiment of the present invention produce based on the crane arm luffing carries out the elevator lifting;
The second working state schematic representation when Fig. 2 power that to be elevator self-disassembly and assembly device embodiment of the present invention produce based on the crane arm luffing carries out the elevator lifting;
The principle of work schematic diagram that state-based changed when Fig. 3 power that to be elevator self-disassembly and assembly device embodiment of the present invention produce based on the crane arm luffing carried out the elevator lifting; Wherein, dotted line is depicted as the view before the elevator lifting, and solid line is depicted as the view after elevator lifting and the installation;
Fig. 4 is among the elevator self-disassembly and assembly device embodiment of the present invention, the structural representation of folding pulley mechanism;
Fig. 5 is among the elevator self-disassembly and assembly device embodiment of the present invention, in the folding pulley mechanism, and the structural representation of pulley yoke;
The principle of work schematic diagram of Fig. 6 when to be elevator self-disassembly and assembly device embodiment of the present invention based on the flexible power that produces of crane arm carry out the elevator lifting.
Description of reference numerals
1 crane arm
2 turntables
3 chassis
4 elevators
5 lifting steel ropes
6 pulley mechanisms
61 fixed pulleys
62 first connecting rods
621 first coupling ends
622 second coupling ends
623 the 3rd coupling ends
63 second connecting rods
631 the 4th coupling ends
632 the 5th coupling ends
7 assisted suspension cable
8 lengthen steel rope
The specific embodiment
Need to prove, in the situation that do not conflict, embodiment and the feature among the embodiment among the present invention can make up mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.
Among the present invention, by luffing or the flexible power that produces of crane boom, finish removably connecting of elevator and turntable, decrease car load road weight makes it to satisfy the requirement of relevant road rules, and, need not to increase external power supply.Known such as those skilled in the art institute, luffing operates and refers to, hoisting crane changes the operation amplitude by the elevation angle that changes jib.Flexible operation refers to change the operation amplitude by the length that changes jib.At present, luffing or the flexible power that causes producing by crane arm is not utilized fully.
Referring to figs. 1 through Fig. 5, elevator self-disassembly and assembly device of the present invention and elevator are described in detail from assembly and disassembly methods.
Referring to figs. 1 through Fig. 2.The present embodiment elevator self-disassembly and assembly device is used for hoisting crane, comprises bearing pin bindiny mechanism, pulley mechanism 6 and assisted suspension cable 7.Wherein, bearing pin bindiny mechanism is connected with elevator 4, is used for the turntable 2 of elevator 4 with hoisting crane removably connected; Pulley mechanism 6 is connected in the turntable 2 of hoisting crane; Assisted suspension cable 7 comprises first end and the second end, and first end is connected with crane arm 1; The second end is used for being connected with elevator by pulley mechanism 6 when elevator 4 is installed.Particularly, hoisting crane is connected with elevator 4 by pulley mechanism by assisted suspension cable 7 after by lifting steel rope 5 elevator 4 being lifted into 3 relevant positions, chassis.
With reference to Fig. 3, this elevator self-disassembly and assembly device when mounted, can comprise the steps: when work
Step 1, control crane arm 1 move to elevator 4 in the desired location of crane chassis 3;
The distance that step 2, control crane arm 1 luffing produce, the assisted suspension cable 7 that pulley mechanism 6 is passed in pulling;
Step 3, control assisted suspension cable 7 are promoted to elevator 4 installation site of turntable 2 from crane chassis 3 by pulley mechanism 6;
In other words, when carrying out lifting operation, at first with elevator 4 handlings correspondence position (for example, finishing the handling of elevator 4 by lifting steel rope 5) to the chassis 3, then crane arm 1 is faced upward to maximum angle, are connected with assisted suspension cable with pulley mechanism 6 and connect master winch 4.At last, crane arm 1 is by the maximum elevation width of cloth that falls, and assisted suspension cable 7 is progressively sling elevator 4 to turntable 2 installation sites, finishes the master winch lifting with bearing pin bindiny mechanism.
When elevator is dismantled, can comprise the steps:
At the connection location of described elevator 4 with turntable 2, by described bearing pin bindiny mechanism, described elevator 4 is separated with described turntable 2 dismountings; Control described crane arm 1, the luffing by described crane arm 1 or flexible hangs described elevator 4.
In the present embodiment, the crane arm 1 of hoisting crane is preferably the main crane arm of hoisting crane, and elevator 4 can be master winch.
Can find out from foregoing description, embodiments of the invention have following advantage:
1), adopt elevator and turntable dismounting mode, but decrease car load road weight makes it to satisfy the requirement of road rules of being correlated with;
2) elevator adopts from the dismounting mode, and is easy to operate, reliable, do not need auxiliary lifting equipment, and the operating cost such as use manpower and material resources sparingly;
3) adopt hoisting crane self luffing to drive rope and promote master winch, avoided use additional power equipment, provide cost savings.
Further preferably, above-mentioned pulley mechanism 6 is foldable mechanism, and after elevator 4 was finished installation, this pulley mechanism was connected in turntable 2 collapsibly.Certainly, also can after finishing installation, pulley mechanism be dismantled
With reference to Fig. 4 and Fig. 5, pulley mechanism 6 comprises pulley yoke and fixed pulley 61; Pulley yoke comprises first connecting rod 62 and second connecting rod 63; First connecting rod 62 comprises the first coupling end 621, the second coupling end 622 that is arranged at its two ends, and, be arranged at the 3rd coupling end 623 between the first coupling end 621 and the second coupling end 622; The first coupling end 621 is hinged with fixed pulley 61; The second coupling end 622 is hinged with turntable 2; Second connecting rod 63 comprises the 4th coupling end 631 and the 5th coupling end 632 that is arranged at its two ends; The 4th coupling end 631 and the 3rd coupling end 623 are hinged; The 5th coupling end 632 is hinged with turntable 2.
With reference to Fig. 6, the principle of work schematic diagram of Fig. 6 when to be elevator self-disassembly and assembly device embodiment of the present invention based on the flexible power that produces of crane arm carry out the elevator lifting.The power that produces by flexible operation carries out the elevator lifting, when practical operation, also can be according to actual condition, and employing lengthens steel rope 8 and replaces assisted suspension cable 7.Wherein, A is the position of elevator before lifting.Other parts among the figure are all the view after the lifting.
This elevator self-disassembly and assembly device can comprise the steps: when work
Step 1, the desired location (for example, by lifting steel rope 5 finish the handling of elevator 4) of control crane arm 1 by elevator 4 being moved to crane chassis 3;
Step 2, the control crane arm 1 flexible distance that produces, the lengthening steel rope 8 of pulley mechanism 6 is passed in pulling, elevator 4 is promoted to the installation site of turntable 2 from crane chassis 3;
Step 3, in the installation site, by bearing pin bindiny mechanism elevator 4 and turntable are removably connected.
Another embodiment of the present invention has following advantage:
1), adopt elevator and turntable dismounting mode, but decrease car load road weight makes it to satisfy the requirement of road rules of being correlated with;
2) elevator adopts from the dismounting mode, and is easy to operate, reliable, do not need auxiliary lifting equipment, and the operating cost such as use manpower and material resources sparingly;
3) adopt hoisting crane self telescopic band running rope rope to promote master winch, avoided use additional power equipment, provide cost savings.
On the other hand, the invention also discloses a kind of hoisting crane, this hoisting crane is provided with above-mentioned elevator self-disassembly and assembly device.Because hoisting crane of the present invention comprises above-mentioned elevator self-disassembly and assembly device, therefore, the hoisting crane with above-mentioned elevator self-disassembly and assembly device also has above-mentioned technique effect.The present invention does not repeat them here.
The above only is preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. an elevator self-disassembly and assembly device is used for hoisting crane, it is characterized in that, comprising:
Bearing pin bindiny mechanism is connected with elevator (4), is used for the turntable (2) of described elevator (4) with hoisting crane removably connected;
Pulley mechanism (6) is connected in the turntable (2) of described hoisting crane;
Assisted suspension cable (7) comprises first end and the second end, and described first end is connected with crane arm (1); Described the second end is used for being connected with described elevator by described pulley mechanism (6) when described elevator (4) is installed.
2. elevator self-disassembly and assembly device according to claim 1 is characterized in that,
Described crane arm (1) is main crane arm;
Described elevator (4) is master winch.
3. elevator self-disassembly and assembly device according to claim 2 is characterized in that,
Described pulley mechanism (6) is foldable mechanism, and this pulley mechanism is fixed in described turntable (2) collapsibly.
4. elevator self-disassembly and assembly device according to claim 3 is characterized in that,
Described pulley mechanism (6) comprises pulley yoke and fixed pulley (61);
Described pulley yoke comprises first connecting rod (62) and second connecting rod (63);
Described first connecting rod (62) comprises the first coupling end (621), the second coupling end (622) that is arranged at its two ends, and, be arranged at the 3rd coupling end (623) between described the first coupling end (621) and described the second coupling end (622);
Described the first coupling end (621) is hinged with described fixed pulley (61);
Described the second coupling end (622) is hinged with described turntable (2);
Described second connecting rod (63) comprises the 4th coupling end (631) and the 5th coupling end (632) that is arranged at its two ends;
Described the 4th coupling end (631) is hinged with described the 3rd coupling end (623);
Described the 5th coupling end (632) is hinged with described turntable (2).
5. a hoisting crane is characterized in that, is provided with such as each described elevator self-disassembly and assembly device in the claim 1 to 4.
6. an elevator that adopts the described elevator self-disassembly and assembly device of claim 1 is characterized in that from assembly and disassembly methods,
Described elevator is installed and is comprised the steps:
Control described crane arm (1), described elevator (4) is moved to the desired location of crane chassis (3);
Control crane arm (1) luffing, the assisted suspension cable (7) that described pulley mechanism (6) are passed in pulling; Or stretching of control crane arm (1) spurs and passes described pulley mechanism (6) lengthening steel rope (8);
Control the folding and unfolding of described assisted suspension cable (7) or lengthening steel rope (8), described elevator (4) is promoted to the installation site of described turntable (2) from described crane chassis (3);
In described installation site, by described bearing pin bindiny mechanism described elevator (4) and described turntable (2) are removably connected.
According to elevator claimed in claim 6 from assembly and disassembly methods, it is characterized in that,
Described elevator dismounting comprises the steps:
At the connection location of described elevator (4) and turntable (2), by described bearing pin bindiny mechanism, described elevator (4) dismantled with described turntable (2) separate;
Control described crane arm (1), the luffing by described crane arm (1) or flexible hangs described elevator (4).
According to elevator claimed in claim 7 from assembly and disassembly methods, it is characterized in that,
Luffing or the flexible operation of carrying out the Assembly ﹠Disassembly of elevator by main crane arm.
According to elevator claimed in claim 8 from assembly and disassembly methods, it is characterized in that,
Described pulley mechanism (6) is foldable mechanism, and described elevator also comprises the steps: from assembly and disassembly methods
After described elevator (4) is finished installation or removal, that described pulley mechanism is folding and be fixed in described turntable.
According to elevator claimed in claim 9 from assembly and disassembly methods, it is characterized in that,
Utilizing main crane arm luffing to carry out elevator when installing, comprising that also the elevation angle of adjusting described main crane arm is to the step of maximum angle.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310218974.2A CN103318774B (en) | 2013-06-04 | 2013-06-04 | Self-assembly/self-disassembly hoisting device, crane and self-assembly/self-disassembly method of hoister |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310218974.2A CN103318774B (en) | 2013-06-04 | 2013-06-04 | Self-assembly/self-disassembly hoisting device, crane and self-assembly/self-disassembly method of hoister |
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| CN103318774A true CN103318774A (en) | 2013-09-25 |
| CN103318774B CN103318774B (en) | 2015-05-13 |
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| CN104495637A (en) * | 2014-12-16 | 2015-04-08 | 中联重科股份有限公司 | Crane self-dismantling device, crane and self-dismantling method |
| WO2016091206A1 (en) * | 2014-12-11 | 2016-06-16 | 徐州重型机械有限公司 | Wheel type crane and self-detaching and self-mounting method for support leg thereof |
| CN107934806A (en) * | 2017-10-30 | 2018-04-20 | 北京紫竹慧建设服务股份有限公司 | A kind of movable arm type tower crane aids in luffing device |
| CN109335972A (en) * | 2018-12-18 | 2019-02-15 | 浙江三装备有限公司 | Self-loading-unloading device, jack machinism, crane, with re-mounting and method for dismounting |
| CN114044450A (en) * | 2021-11-17 | 2022-02-15 | 郑州新大方重工科技有限公司 | Integral quick-release device and method for supporting arm system and crane |
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| CN114044450A (en) * | 2021-11-17 | 2022-02-15 | 郑州新大方重工科技有限公司 | Integral quick-release device and method for supporting arm system and crane |
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| CN103318774B (en) | 2015-05-13 |
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