CN103601082A - Crane and arm rising method thereof - Google Patents
Crane and arm rising method thereof Download PDFInfo
- Publication number
- CN103601082A CN103601082A CN201310595403.0A CN201310595403A CN103601082A CN 103601082 A CN103601082 A CN 103601082A CN 201310595403 A CN201310595403 A CN 201310595403A CN 103601082 A CN103601082 A CN 103601082A
- Authority
- CN
- China
- Prior art keywords
- arm
- tie
- principal
- principal arm
- mast
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Jib Cranes (AREA)
Abstract
The invention discloses a crane and an arm rising method thereof. The crane comprises a rotary table (1), a main arm (2), a rear support rod (3), an amplitude variation auxiliary arm (4), a mast (5), a main arm pull plate (6) and a rear pull plate (7); the main arm and the mast are pivoted and installed on the rotary table; the rear support rod and the main arm are connected; the amplitude variation auxiliary arm and the rear support rod are connected; the main arm pull plate is connected between the mast and the main arm; the first end of the rear pull plate is connected with the rear support rod; the crane also comprises a rear pull plate connecting structure and a foldable pull plate component. The method comprises the following steps: firstly, connecting the second end of the rear pull plate and the mast; secondly, rising the arm to the main arm so as to form a preset angle with the horizontal level, and disconnecting the rear pull plate and the mast; and thirdly, rising the arm continuously according to the operation working condition of the crane. According to the scheme, because the arm is risen to the main arm to form the preset angle with the horizontal level, the rear pull plate (7) cannot interfere constructional elements on the rotary table or the main arm.
Description
Technical field
The present invention relates to engineering machinery field, particularly, relate to a kind of hoisting crane and play arm method.
Background technology
For the hoisting crane with non-telescoping formula principal arm, arm-tie is fixed on principal arm thereafter, and when principal arm plays arm, rear arm-tie maintains static with respect to principal arm.
Yet for the hoisting crane with telescopic main arm, because its principal arm has Telescopic, rear arm-tie can not be fixed on principal arm.When principal arm plays arm, for fear of rear arm-tie and main arm structure part or turntable structure part, interfere, in playing arm process, must use whipline that rear arm-tie is sling, this project wastes time and energy.And, after main arm telescoping, when variable-amplitude auxiliary arm luffing moves to job position, need operating personal that rear arm-tie is fixed on mast.Now, because principal arm has played arm and principal arm is longer, the fixed point on mast is in higher position, and operating personal needs aloft work, to operation, makes troubles and potential safety hazard.
Summary of the invention
A kind of arm method that rises that the object of this invention is to provide hoisting crane, the method can complete arm without other accessory equipment of use, and has higher safety.
To achieve these goals, the invention provides a kind of arm method that rises of hoisting crane, described hoisting crane comprises turntable, principal arm, rear pole, variable-amplitude auxiliary arm, mast, principal arm arm-tie and rear arm-tie, described principal arm and described mast are pivoted on described turntable, described rear pole is connected with described principal arm, described variable-amplitude auxiliary arm is connected with described rear pole, described principal arm arm-tie is connected between described mast and described principal arm, the first end of described rear arm-tie is connected with described rear pole, wherein, described hoisting crane also comprises post-tensioning board connecting structure and folding arm-tie assembly, described post-tensioning board connecting structure and described arm-tie assembly are arranged on described turntable, described method comprises the steps: first, the second end of described rear arm-tie is connected with described mast, the second, play arm to described principal arm and become predetermined angular with horizontal surface, remove being connected of described rear arm-tie and described mast, the 3rd, the working condition carrying out according to hoisting crane has continued arm step, wherein, when described hoisting crane is the full reduced working condition of principal arm, continue arm to an arm completion status of the full reduced working condition of described principal arm, connected described rear arm-tie and described post-tensioning board connecting structure, or when described hoisting crane is that principal arm is while stretching out working condition, continued arm vertical with horizontal surface to described principal arm, and then connect described rear arm-tie and described arm-tie assembly, stretch out described principal arm and make arm-tie assembly follow that this principal arm stretches until described principal arm stretch out working condition play arm completion status, or, connect described rear arm-tie and described arm-tie assembly, and then it is vertical with horizontal surface to described principal arm to have continued arm, stretch out described principal arm and make arm-tie assembly follow that this principal arm stretches until described principal arm stretches out an arm completion status of working condition.
Preferably, in described second step, at described principal arm, play arm to become under the state of described predetermined angular with horizontal surface, the position that the second end of described rear arm-tie and the height of the point of connection of described mast are connected between operating personal can operate to remove described rear arm-tie and described mast, and in described third step, the miscellaneous part of described rear arm-tie and described hoisting crane is not interfered mutually.
Preferably, when described principal arm becomes predetermined angular with horizontal surface, described rear arm-tie is vertical or be approximately perpendicular to horizontal surface.
Preferably, described predetermined angular is 70 °～90 °.
Preferably, an arm completion status for the full reduced working condition of described principal arm is the state that described principal arm is vertical with horizontal surface; The arm completion status that rises that described principal arm stretches out working condition is the state that described principal arm and described principal arm vertical with horizontal surface extends Len req.
Preferably, described arm-tie assembly comprises more piece arm-tie connected to one another.
Preferably, described post-tensioning board connecting structure is hinged seat and is arranged on the bearing pin on this hinged seat.
Preferably, in described first step, by flexible connecting member, connect the second end and the described mast of described rear arm-tie.
The present invention also provides a kind of hoisting crane, comprise turntable, principal arm, rear pole, variable-amplitude auxiliary arm, mast, principal arm arm-tie and rear arm-tie, described principal arm and described mast are pivoted on described turntable, described rear pole is connected with described principal arm, described variable-amplitude auxiliary arm is connected with described rear pole, described principal arm arm-tie is connected between described mast and described principal arm, the first end of described rear arm-tie is connected with described rear pole, wherein, on described turntable, be provided with post-tensioning board connecting structure and folding arm-tie assembly, when described hoisting crane is the full reduced working condition of principal arm, the second end of described rear arm-tie can be connected in described mast or described post-tensioning board connecting structure, when described hoisting crane is principal arm while stretching out working condition, the second end of described rear arm-tie can be connected in described mast or described arm-tie assembly.
Preferably, described hoisting crane also comprises flexible connecting member, and the second end of described rear arm-tie can be connected in described mast by described flexible connecting member.
Pass through technique scheme, before an arm becomes described predetermined angular to principal arm with horizontal surface, rear arm-tie is connected between rear pole and mast, rear arm-tie two ends suffer restraints, make the rear arm-tie can free motion, thereby at least at principal arm, play arm to before becoming described predetermined angular with horizontal surface, rear arm-tie not can with turntable or principal arm on framing member interfere.
Other features and advantages of the present invention partly in detail are described the specific embodiment subsequently.
Accompanying drawing explanation
Accompanying drawing is to be used to provide a further understanding of the present invention, and forms a part for specification sheets, is used from explanation the present invention, but is not construed as limiting the invention with the specific embodiment one below.In the accompanying drawings:
Fig. 1 is the hoisting crane of the specific embodiment of the present invention schematic diagram before principal arm plays arm;
Fig. 2 is that the hoisting crane of the specific embodiment of the present invention plays the schematic diagram in arm at principal arm;
Fig. 3 is that the hoisting crane of the specific embodiment of the present invention plays the schematic diagram after arm at principal arm;
Fig. 4 is the partial enlarged drawing of Fig. 2;
Fig. 5 is the partial enlarged drawing of Fig. 3.
Description of reference numerals
1 turntable 2 principal arms
3 rear pole 4 variable-amplitude auxiliary arms
5 mast 6 principal arm arm-ties
7 rear arm-tie 8 arm-tie assemblies
9 flexible connecting member 10 post-tensioning board connecting structures
11 connect bearing pin
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated.Should be understood that, the specific embodiment described herein only, for description and interpretation the present invention, is not limited to the present invention.
In the present invention, in the situation that not doing contrary explanation, the noun of locality of use typically refers to higher position and lower position as shown in Figure 3 as " upper and lower ".
As shown in Figure 1-Figure 3, an aspect of of the present present invention provides a kind of arm method that rises of hoisting crane, described hoisting crane comprises turntable 1, principal arm 2, rear pole 3, variable-amplitude auxiliary arm 4, mast 5, principal arm arm-tie 6 and rear arm-tie 7, described principal arm 2 and described mast 5 are pivoted on described turntable 1, described rear pole 3 is connected with described principal arm 2, described variable-amplitude auxiliary arm 4 is connected with described rear pole 3, described principal arm arm-tie 6 is connected between described mast 5 and described principal arm 2, the first end of described rear arm-tie 7 (upper end) is connected with described rear pole 3, wherein, described hoisting crane also comprises post-tensioning board connecting structure 10 and folding arm-tie assembly 8, described post-tensioning board connecting structure 10 and described arm-tie assembly 8 are arranged on described turntable 1, described method comprises the steps:
The first, the second end of described rear arm-tie 7 is connected with described mast 5;
The second, play arm to described principal arm 2 and become predetermined angle theta with horizontal surface, remove being connected of described rear arm-tie 7 and described mast 5;
The 3rd, the working condition carrying out according to hoisting crane has continued arm step, wherein
When described hoisting crane is the full reduced working condition of principal arm, continued arm to an arm completion status of the full reduced working condition of described principal arm, connect described rear arm-tie 7 and described post-tensioning board connecting structure 10; Or
When described hoisting crane is that principal arm is while stretching out working condition, continued arm vertical with horizontal surface to described principal arm 2, and then connect described rear arm-tie 7 and described arm-tie assembly 8, stretch out described principal arm 2 and make arm-tie assembly 8 follow that this principal arm 2 stretches until described principal arm stretch out working condition play arm completion status; Or, connect described rear arm-tie 7 and described arm-tie assembly 8, and then it is vertical with horizontal surface to described principal arm 2 to have continued arm, stretch out described principal arm 2 and make arm-tie assembly 8 follow these principal arm 2 stretching, extensions until described principal arm stretches out an arm completion status of working condition.
More specifically, described principal arm stretches out that working condition comprises that principal arm stretches that working condition and principal arm stretch out entirely but the working condition that do not stretch out completely.When described principal arm stretches out working condition, be principal arm while entirely stretching working condition, preferably, before being also included in 2 arms of principal arm, connect the step of arm-tie assembly 8 and post-tensioning board connecting structure 10; When described principal arm stretch out working condition be principal arm stretch out but do not stretch out completely working condition time, also comprise according to the extension elongation of principal arm 2 step that a certain joint arm-tie of arm-tie assembly 8 is connected with post-tensioning board connecting structure 10.
Pass through technique scheme, before an arm becomes described predetermined angle theta to principal arm 2 with horizontal surface, rear arm-tie 7 is connected between rear pole 3 and mast 5, rear arm-tie 7 two ends suffer restraints, make the rear arm-tie 7 can free motion, thereby at least at 2 arms of principal arm to before becoming described predetermined angle theta with horizontal surface, rear arm-tie 7 not can with turntable 1 or principal arm 2 on framing member interfere.
Preferably, in described second step, at 2 arms of described principal arm, extremely become under the state of described predetermined angular with horizontal surface, the position that the second end of described rear arm-tie 7 and the height of the point of connection of described mast 5 are connected between operating personal can operate to remove described rear arm-tie 7 and described mast 5, thus handled easily personnel remove connection.More preferably, in described third step, described rear arm-tie 7 is not interfered mutually with the miscellaneous part of described hoisting crane, thereby makes in whole arm process, rear arm-tie 7 not with turntable 1 or principal arm 2 on framing member interfere.
Here, after being connected after removing between arm-tie 7 and mast 5, can not there is not beat in rear arm-tie 7, or beat can occur but beat amplitude is less, thereby can not touch other parts.
More preferably, when arm a to principal arm 2 becomes described predetermined angular with horizontal surface, rear arm-tie 7 is substantially vertical with horizontal surface, the rear arm-tie 7 of now releasing is connected with mast 5, can there is not beat in rear arm-tie 7, and the continuation subsequently rises in arm process, only the fixing rear arm-tie 7 in upper end will keep the state vertical with horizontal surface under the effect of gravity, thereby while making being connected of after releasing arm-tie 7 and mast 5 and when rear arm-tie 5 is connected to post-tensioning board connecting structure 10 or arm-tie assembly 8, avoided, because of the swing of rear arm-tie 5, operating personal is caused to security threat.
Here it should be noted that, due under the full reduced working condition of principal arm, hoisting crane keeps carrying out work under retracted mode at principal arm 2, and therefore, an arm completion status for the full reduced working condition of described principal arm of the present invention's definition is described principal arm 2 state vertical with horizontal surface.Under principal arm stretches out working condition, hoisting crane carries out work at 2 arms of principal arm to and the needed length of the work that extend out to vertical with horizontal surface, therefore, to stretch out the arm completion status that rises of working condition be the state that described principal arm 2 and described principal arm 2 vertical with horizontal surface extends Len req to the described principal arm of the present invention definition.
When described hoisting crane is the full reduced working condition of principal arm, at principal arm 2, continued arm to the process vertical with horizontal surface, second end (lower end) of rear arm-tie 7 moves near post-tensioning board connecting structure 10, when principal arm 2 is vertical with horizontal surface, the second end of rear arm-tie 7 is connected to post-tensioning board connecting structure 10, thereby make rear arm-tie 7 can apply pulling force to variable-amplitude auxiliary arm 4, the gravity being subject to balance variable-amplitude auxiliary arm 4.
When described hoisting crane is that principal arm is while stretching out working condition, different from above-mentioned full reduced working condition is, when principal arm 2 is vertical with horizontal surface, the second end of rear arm-tie 7 is connected to arm-tie assembly 8, then stretch out described principal arm 2 and make arm-tie assembly 8 follow these principal arm 2 stretching, extensions until described principal arm 2 extends Len req, then according to the extension elongation of principal arm 2, the a certain joint arm-tie of described arm-tie assembly 8 is connected with described post-tensioning board connecting structure 10, thereby make rear arm-tie 7 can apply pulling force to variable-amplitude auxiliary arm 4, the gravity being subject to balance variable-amplitude auxiliary arm 4.
Particularly, described predetermined angle theta is 70 °～90 °, that is to say, when 2 arms of principal arm extremely become 70 °～90 ° with horizontal surface, rear arm-tie 7 is roughly vertical with horizontal surface.Here, to be approximately perpendicular to the angle that horizontal surface can be understood as rear arm-tie 7 place straight lines and horizontal surface be 85 °～95 ° to rear arm-tie 7.
As shown in Figure 5, rear arm-tie 7 and arm-tie assembly 8 can adopt various structures, preferably, described rear arm-tie 7 and described arm-tie assembly 8 comprise respectively more piece arm-tie connected to one another, the convenient rear arm-tie 7 of dismantling or be connected to form corresponding length according to the different length of principal arm 2, wherein, the arm-tie assembly 8 being connected on rear arm-tie 7 forms a part for rear arm-tie 7, thereby can apply stable pulling force to rear pole 3.
As shown in Figure 5, post-tensioning board connecting structure 10 can adopt various forms and structure, and preferably, described post-tensioning board connecting structure 10 is for hinged seat and be arranged on the bearing pin on this hinged seat.The second end of rear arm-tie 7 is connected on hinged seat by bearing pin, thereby for convenience detach and fixing, and is connected firmly, the difficult disengaging.
Although not shown, rear arm-tie 7 can directly be connected with mast 5, or is connected with mast 5 by other rigid connector.Yet, in this case, rear arm-tie 7 may be relatively high with the position of the point of connection of mast 5 or described rigid connector, operating personal is stood on turntable 1 and be difficult to touch described point of connection to remove connection, and, playing arm to the process of described predetermined angular, rear arm-tie 7 can occur stubborn curved, easily rear arm-tie 7 is caused damage.
Therefore, as shown in Figure 1, Figure 2 and Figure 4, according to the preferred embodiment of the present invention, in described first step, by flexible connecting member 9, connect second end (lower end) and described mast 5 of described rear arm-tie 7.Particularly, as shown in Figure 4, can be connected bearing pin 11 with arranging on mast 5 at the second end of rear arm-tie 7, the two ends of flexible connecting member 9 can be set in and connect on bearing pin 11.As shown in Figure 4, by using flexible connecting member 9 to connect the second end and the described mast 5 of described rear arm-tie 7, can reduce the height of point of connection, thereby handled easily personnel remove being connected of rear arm-tie 7 and mast 5.And, because flexible connecting member 9 can stretch, thereby can play the effect of protecting rear arm-tie 7.
According to a further aspect in the invention, a kind of hoisting crane is provided, comprise turntable 1, principal arm 2, rear pole 3, variable-amplitude auxiliary arm 4, mast 5, principal arm arm-tie 6 and rear arm-tie 7, described principal arm 2 and described mast 5 are pivoted on described turntable 1, described rear pole 3 is connected with described principal arm 2, described variable-amplitude auxiliary arm 4 is connected with described rear pole 3, described principal arm arm-tie 6 is connected between described mast 5 and described principal arm 2, the first end of described rear arm-tie 7 is connected with described rear pole 3, wherein, on described turntable 1, be provided with post-tensioning board connecting structure 10 and folding arm-tie assembly 8, when described hoisting crane is the full reduced working condition of principal arm, the second end of described rear arm-tie 7 can be connected in described mast 5 or described post-tensioning board connecting structure 10, when described hoisting crane is principal arm while stretching out working condition, the second end of described rear arm-tie 7 can be connected in described mast 5 or described arm-tie assembly 8.
Preferably, described hoisting crane also comprises flexible connecting member 9, and the second end of described rear arm-tie 7 can be connected in described mast 5 by flexible connecting member 9.
Below describe by reference to the accompanying drawings the preferred embodiment of the present invention in detail; but; the present invention is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition each the concrete technical characterictic described in the above-mentioned specific embodiment, in reconcilable situation, can combine by any suitable mode.For fear of unnecessary repetition, the present invention is to the explanation no longer separately of various possible array modes.
In addition, between various embodiment of the present invention, also can carry out combination in any, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (10)
1. the arm method that rises of a hoisting crane, described hoisting crane comprises turntable (1), principal arm (2), rear pole (3), variable-amplitude auxiliary arm (4), mast (5), principal arm arm-tie (6) and rear arm-tie (7), described principal arm (2) and described mast (5) are pivoted on described turntable (1), described rear pole (3) is connected with described principal arm (2), described variable-amplitude auxiliary arm (4) is connected with described rear pole (3), described principal arm arm-tie (6) is connected between described mast (5) and described principal arm (2), the first end of described rear arm-tie (7) is connected with described rear pole (3), it is characterized in that, described hoisting crane also comprises post-tensioning board connecting structure (10) and folding arm-tie assembly (8), described post-tensioning board connecting structure (10) and described arm-tie assembly (8) are arranged on described turntable (1), described method comprises the steps:
The first, the second end of described rear arm-tie (7) is connected with described mast (5);
The second, play arm to described principal arm (2) and become predetermined angular (θ) with horizontal surface, remove being connected of described rear arm-tie (7) and described mast (5);
The 3rd, the working condition carrying out according to hoisting crane has continued arm step, wherein
When described hoisting crane is the full reduced working condition of principal arm, continued arm to an arm completion status of the full reduced working condition of described principal arm, connect described rear arm-tie (7) and described post-tensioning board connecting structure (10); Or
When described hoisting crane is that principal arm is while stretching out working condition, continued arm vertical with horizontal surface to described principal arm (2), and then connect described rear arm-tie (7) and described arm-tie assembly (8), stretch out described principal arm (2) and make arm-tie assembly (8) follow that this principal arm (2) stretches until described principal arm stretch out working condition play arm completion status; Or, connect described rear arm-tie (7) and described arm-tie assembly (8), and then it is vertical with horizontal surface to described principal arm (2) to have continued arm, stretches out described principal arm (2) and make arm-tie assembly (8) follow that this principal arm (2) stretches until described principal arm stretches out an arm completion status of working condition.
2. the arm method that rises of hoisting crane according to claim 1, it is characterized in that, in described second step, at described principal arm (2), play arm to become under the state of described predetermined angular (θ) with horizontal surface, the position that the height of the second end of described rear arm-tie (7) and the point of connection of described mast (5) is connected between operating personal can operate to remove described rear arm-tie (7) and described mast (5), and in described third step, described rear arm-tie (7) is not interfered mutually with the miscellaneous part of described hoisting crane.
3. the arm method that rises of hoisting crane according to claim 2, is characterized in that, when described principal arm (2) becomes predetermined angular (θ) with horizontal surface, described rear arm-tie (7) vertically or be approximately perpendicular to horizontal surface.
4. the arm method that rises of hoisting crane according to claim 1, is characterized in that, described predetermined angular (θ) is 70 °～90 °.
5. the arm method that rises of hoisting crane according to claim 1, is characterized in that, an arm completion status for the full reduced working condition of described principal arm is described principal arm (2) state vertical with horizontal surface; The arm completion status that rises that described principal arm stretches out working condition is the state that described principal arm (2) and described principal arm (2) vertical with horizontal surface extends Len req.
6. the arm method that rises of hoisting crane according to claim 1, is characterized in that, described arm-tie assembly (8) comprises more piece arm-tie connected to one another.
7. the arm method that rises of hoisting crane according to claim 1, is characterized in that, described post-tensioning board connecting structure (10) is for hinged seat and be arranged on the bearing pin on this hinged seat.
8. according to the arm method that rises of the hoisting crane described in any one in claim 1 to 7, it is characterized in that, in described first step, by flexible connecting member (9), connect the second end and the described mast (5) of described rear arm-tie (7).
9. a hoisting crane, comprise turntable (1), principal arm (2), rear pole (3), variable-amplitude auxiliary arm (4), mast (5), principal arm arm-tie (6) and rear arm-tie (7), described principal arm (2) and described mast (5) are pivoted on described turntable (1), described rear pole (3) is connected with described principal arm (2), described variable-amplitude auxiliary arm (4) is connected with described rear pole (3), described principal arm arm-tie (6) is connected between described mast (5) and described principal arm (2), the first end of described rear arm-tie (7) is connected with described rear pole (3), it is characterized in that, on described turntable (1), be provided with post-tensioning board connecting structure (10) and folding arm-tie assembly (8),
When described hoisting crane is the full reduced working condition of principal arm, the second end of described rear arm-tie (7) can be connected in described mast (5) or described post-tensioning board connecting structure (10);
When described hoisting crane is principal arm while stretching out working condition, the second end of described rear arm-tie (7) can be connected in described mast (5) or described arm-tie assembly (8).
10. hoisting crane according to claim 9, is characterized in that, described hoisting crane also comprises flexible connecting member (9), and the second end of described rear arm-tie (7) can be connected in described mast (5) by described flexible connecting member (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310595403.0A CN103601082B (en) | 2013-11-22 | 2013-11-22 | Crane and arm rising method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310595403.0A CN103601082B (en) | 2013-11-22 | 2013-11-22 | Crane and arm rising method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103601082A true CN103601082A (en) | 2014-02-26 |
| CN103601082B CN103601082B (en) | 2015-06-17 |
Family
ID=50119372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310595403.0A Active CN103601082B (en) | 2013-11-22 | 2013-11-22 | Crane and arm rising method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103601082B (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107601304A (en) * | 2017-10-18 | 2018-01-19 | 徐工集团工程机械股份有限公司 | A kind of plate drawing system for being used to fix auxiliary operating mode |
| CN108792964A (en) * | 2018-07-06 | 2018-11-13 | 陈荣乾 | A kind of head mast device of wind power generating set lifting |
| CN108792969A (en) * | 2018-07-06 | 2018-11-13 | 陈荣乾 | A kind of Lifting device of crane |
| CN108821136A (en) * | 2018-07-06 | 2018-11-16 | 陈荣乾 | A kind of hanging apparatus for large-scale wind driven generator fan blade set |
| CN108821135A (en) * | 2018-07-06 | 2018-11-16 | 陈荣乾 | A kind of hanging apparatus for Large-scale Wind Turbines installation |
| CN109516391A (en) * | 2019-01-11 | 2019-03-26 | 徐州重型机械有限公司 | A kind of multi-stage oil cylinder turnover mechanism and crane |
| CN111689409A (en) * | 2020-06-22 | 2020-09-22 | 三一汽车起重机械有限公司 | Pulling plate assembly, super-lifting device and crane |
| CN112811329A (en) * | 2021-02-04 | 2021-05-18 | 浙江三一装备有限公司 | Crane auxiliary arm installation method and crane |
| 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 |
| CN115744676A (en) * | 2022-12-14 | 2023-03-07 | 浙江三一装备有限公司 | Hoisting equipment and arm hoisting method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102275833A (en) * | 2011-05-26 | 2011-12-14 | 长沙中联重工科技发展股份有限公司 | Crane, and suspension arm structure and arm lifting method thereof |
| CN102491193A (en) * | 2011-11-16 | 2012-06-13 | 中联重科股份有限公司 | Crane super-lifting device and all-terrain crane with the crane super-lifting device |
| JP2012131577A (en) * | 2010-12-20 | 2012-07-12 | Kobelco Cranes Co Ltd | Crane mast collapse safeguard |
| CN102795557A (en) * | 2012-09-03 | 2012-11-28 | 徐州重型机械有限公司 | Crane |
| CN202864749U (en) * | 2012-11-13 | 2013-04-10 | 郑州新大方重工科技有限公司 | Stretching arm type crane |
| CN103058074A (en) * | 2012-12-28 | 2013-04-24 | 三一重工股份有限公司 | Crane and crane arm system thereof |
-
2013
- 2013-11-22 CN CN201310595403.0A patent/CN103601082B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012131577A (en) * | 2010-12-20 | 2012-07-12 | Kobelco Cranes Co Ltd | Crane mast collapse safeguard |
| CN102275833A (en) * | 2011-05-26 | 2011-12-14 | 长沙中联重工科技发展股份有限公司 | Crane, and suspension arm structure and arm lifting method thereof |
| CN102491193A (en) * | 2011-11-16 | 2012-06-13 | 中联重科股份有限公司 | Crane super-lifting device and all-terrain crane with the crane super-lifting device |
| CN102795557A (en) * | 2012-09-03 | 2012-11-28 | 徐州重型机械有限公司 | Crane |
| CN202864749U (en) * | 2012-11-13 | 2013-04-10 | 郑州新大方重工科技有限公司 | Stretching arm type crane |
| CN103058074A (en) * | 2012-12-28 | 2013-04-24 | 三一重工股份有限公司 | Crane and crane arm system thereof |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107601304A (en) * | 2017-10-18 | 2018-01-19 | 徐工集团工程机械股份有限公司 | A kind of plate drawing system for being used to fix auxiliary operating mode |
| CN107601304B (en) * | 2017-10-18 | 2024-06-14 | 徐工集团工程机械股份有限公司 | Pulling plate system for fixing working condition of auxiliary arm |
| CN108821136B (en) * | 2018-07-06 | 2019-09-27 | 泉州台商投资区嘉尚网络科技有限公司 | A kind of hanging apparatus for large-scale wind driven generator fan blade set |
| CN108821136A (en) * | 2018-07-06 | 2018-11-16 | 陈荣乾 | A kind of hanging apparatus for large-scale wind driven generator fan blade set |
| CN108821135A (en) * | 2018-07-06 | 2018-11-16 | 陈荣乾 | A kind of hanging apparatus for Large-scale Wind Turbines installation |
| CN108792969A (en) * | 2018-07-06 | 2018-11-13 | 陈荣乾 | A kind of Lifting device of crane |
| CN108792964A (en) * | 2018-07-06 | 2018-11-13 | 陈荣乾 | A kind of head mast device of wind power generating set lifting |
| CN109516391A (en) * | 2019-01-11 | 2019-03-26 | 徐州重型机械有限公司 | A kind of multi-stage oil cylinder turnover mechanism and crane |
| CN111689409A (en) * | 2020-06-22 | 2020-09-22 | 三一汽车起重机械有限公司 | Pulling plate assembly, super-lifting device and crane |
| CN112811329A (en) * | 2021-02-04 | 2021-05-18 | 浙江三一装备有限公司 | Crane auxiliary arm installation method and crane |
| 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 |
| CN115744676A (en) * | 2022-12-14 | 2023-03-07 | 浙江三一装备有限公司 | Hoisting equipment and arm hoisting method |
| CN115744676B (en) * | 2022-12-14 | 2023-08-22 | 浙江三一装备有限公司 | Lifting equipment and lifting arm method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103601082B (en) | 2015-06-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103601082B (en) | Crane and arm rising method thereof | |
| JP2010168217A (en) | Method for moving and aligning heavy device | |
| CN203922484U (en) | Wind-driven generator tower upset Special assisting tool | |
| CN103663200A (en) | Extendible four-mobility flexible support device for tower crane | |
| JP2018530690A (en) | Pile frame and its use and installation method | |
| CN203079590U (en) | Tower crane and jacking device thereof | |
| WO2013086879A1 (en) | Tower crane access platform structure | |
| CN203496867U (en) | Supporting leg structure and engineering machine | |
| CN102983476B (en) | Tool for hanging and disassembling earth wire of large corner tower | |
| CN202744232U (en) | Tower crane long suspension arm lifting steel rope supporting device | |
| CN203486806U (en) | Variable-amplitude auxiliary arm and crane | |
| CN204068175U (en) | A kind of adjustable-height cable unreeling rack | |
| CN107082378B (en) | Lifting principal arm device, boom system and crane | |
| CN106088569A (en) | Collapsible material platform on construction scaffold | |
| CN207537030U (en) | A kind of movable suspending arm hanging device of overturning-preventing for building | |
| CN102826464A (en) | Crawler crane mobile counterweight device and crawler crane | |
| CN203602274U (en) | A-frame and dynamic compaction machine with same | |
| CN103359634A (en) | Tower crane annular jacking crossbeam device | |
| CN203287189U (en) | Suspension hook and counterweight rack structure and winch testing platform | |
| CN202346655U (en) | Telescopic truss arm, arm section interval adjusting device thereof and engineering machinery | |
| CN105672395A (en) | Auxiliary supporting system | |
| CN103552940A (en) | Propeller strut and dynamic compaction machine with propeller strut | |
| CN109736305B (en) | Hydraulic piling hammer upper hammer body and lower hammer body mounting device and using method thereof | |
| CN205555924U (en) | A system's device for high altitude dismantlement tower crane | |
| JP6545965B2 (en) | Climbing crane |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |