CN204211393U - A kind of wind-powered electricity generation lifts special arm head - Google Patents
A kind of wind-powered electricity generation lifts special arm head Download PDFInfo
- Publication number
- CN204211393U CN204211393U CN201420616081.3U CN201420616081U CN204211393U CN 204211393 U CN204211393 U CN 204211393U CN 201420616081 U CN201420616081 U CN 201420616081U CN 204211393 U CN204211393 U CN 204211393U
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- arm
- arm head
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- electricity generation
- powered electricity
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Abstract
The utility model provides a kind of wind-powered electricity generation to lift special arm head, comprise and connect arm head and wind-powered electricity generation arm head two parts, connect arm head rear end to be connected with principal arm transition arm, the bottom connecting arm head front end is connected with wind-powered electricity generation arm head by bearing pin, the top connecting arm head front end is connected with wind-powered electricity generation arm head by collapsible arm-tie, connect arm head front end and be provided with the arm head connecting bore that at least one and foldable pull front edge of board match, connect bearing pin through arm head connecting bore and arm-tie connecting bore by collapsible arm-tie be connected arm head and be connected, wind-powered electricity generation arm head front end installation hoisting pulley block and tugboat.Contrast uses fixing auxiliary lifting and the special arm head lifting of existing wind-powered electricity generation, and the utility model reasonable in design, integrated load ability is strong, safe and reliable, and easy installation and removal is quick, improves the installation effectiveness of Wind turbines.
Description
Technical field
The utility model belongs to crane hanging component arm-head device technical field, particularly relates to a kind of wind-powered electricity generation and lifts special arm head.
Background technology
At present, mainly use crawler crane to carry out lifting operation in wind-powered electricity generation lifting industry, because most wind-powered electricity generation erection work is all carry out in limited spatial field, lifting operation is affected to Lifting Capacity and the lifting efficiency of larger mainly hoisting crane on the ground.Wind power generating set is now commercially installed mainly by fixing auxiliary (as shown in Figure 1) operating mode or the special arm head of wind-powered electricity generation (as shown in Figures 2 and 3) operating mode.Using fixing auxiliary operating mode, when installing jib, needing the parts such as fixing auxiliary, auxiliary support, front arm-tie and rear arm-tie to be installed, the time-consuming effort of installing/dismounting on principal arm; And principal arm top increase parts are more, heavier-weight, comparatively large to long-armed frame stability influence, thus unit assembling of ship machinery ability declines to some extent.The special arm head of wind-powered electricity generation common in the market, mainly contain two kinds of forms, one is fixed special arm head (as shown in Figure 2), fixing angle is there is between special arm head and principal arm, need principal arm middle node part to prop certain height when installing jib, ability Normal Takeoff and Landing jib, needs to carry out aerial work; A kind of is movable special arm head (as shown in Figure 3), special arm head upper articulation, bottom is the connection mode of face contact, because bottom can freely be separated, because misplacing when elastic deformation or Mismachining tolerance face of may causing contacts, and there is the danger of tipping backwards when arm head Condition of Sudden Unloading in the connection of special arm head and principal arm.
Summary of the invention
The purpose of this utility model is to provide a kind of wind-powered electricity generation and lifts special arm head, the problem produced during to solve and to use fixing auxiliary lifting or wind-powered electricity generation special arm head lifting wind power generating set, thus save the set-up time, improve Lifting Capacity, reliable and stable work, enhances productivity.
The purpose of this utility model realizes in the following manner:
A kind of wind-powered electricity generation lifts special arm head, comprise and connect arm head and wind-powered electricity generation arm head two parts, connect arm head rear end to be connected with principal arm transition arm, the bottom connecting arm head front end is connected with wind-powered electricity generation arm head by bearing pin, the top connecting arm head front end is connected with wind-powered electricity generation arm head by collapsible arm-tie, connect arm head front end and be provided with the arm head connecting bore that at least one and foldable pull front edge of board match, connect bearing pin through arm head connecting bore and arm-tie connecting bore by collapsible arm-tie be connected arm head and be connected, wind-powered electricity generation arm head front end installation hoisting pulley block and tugboat.
Described connection arm head is High-strength plate welded structure.
Described connection arm head is equipped with principal arm arm-tie and connects otic placode and leading sheave group.
Described collapsible arm-tie comprises the arm-tie that two joints are hinged, and wherein joint arm-tie and a wind-powered electricity generation arm head is hinged, and another saves end and is provided with the arm-tie connecting bore matched with arm head connecting bore.
The first segment arm-tie be connected with wind-powered electricity generation arm head is monolithic arm-tie, and the second section arm-tie be connected with arm head connecting bore is biplate arm-tie, and biplate arm-tie is provided with block.
Fixing otic placode is correspondingly provided with in the middle part connecting arm head and wind-powered electricity generation arm head end.
The utility model reasonable in design, integrated load ability is strong, safe and reliable, easy installation and removal is quick, particularly wind-powered electricity generation lifting is needed to the situation of frequent dismounting jib, transition transport, it is movable between wind-powered electricity generation arm head and principal arm that the wind-powered electricity generation that the utility model provides lifts special arm head when installing/dismounting, and be operationally fixing between wind-powered electricity generation arm head and principal arm, the Lifting Capacity of wind-powered electricity generation operating mode can be improved, save the jib installing/dismounting time, greatly reduce the work capacity of workman, improve the installation effectiveness of Wind turbines.
Accompanying drawing explanation
Jib installing condition schematic diagram when Fig. 1 is the fixing auxiliary used at present;
Fig. 2 uses fixed wind-powered electricity generation Special arm head arm frame installing condition schematic diagram at present;
Fig. 3 uses movable wind-powered electricity generation Special arm head arm frame installing condition schematic diagram at present;
Fig. 4 is the utility model wind-powered electricity generation lifting Special arm head arm frame installing condition schematic diagram;
Fig. 5 is the utility model wind-powered electricity generation lifting Special arm head arm frame travelling position schematic diagram;
Fig. 6 is the utility model wind-powered electricity generation lifting Special arm header structure schematic diagram;
Fig. 7 is that the utility model connects arm-tie birds-eye view.
Wherein, 1 is tugboat; 2 is hoisting pulley block; 3 is wind-powered electricity generation arm heads; 4 is collapsible arm-ties; 5 is connecting bores; 6 is leading sheave groups; 7 is that principal arm arm-tie connects otic placode; 8 is connect arm head; 9 is fixing otic placodes; 10 is principal arm transition arms, and 11 is arm-tie connecting bores; 12 is first segment arm-ties; 13 is second section arm-ties; 14 is blocks.
Detailed description of the invention
As illustrated in figs. 4-7, a kind of wind-powered electricity generation lifts special arm head, comprise and connect arm head 8 and wind-powered electricity generation arm head 3 two parts, connect arm head 8 rear end to be connected with principal arm transition arm 10, the bottom connecting arm head 8 front end is connected with wind-powered electricity generation arm head 3 by bearing pin, the top connecting arm head 8 front end is connected with wind-powered electricity generation arm head 3 by collapsible arm-tie 4, connect arm head 8 front end and be provided with the arm head connecting bore 5 that at least one and collapsible arm-tie 4 front end match, connect bearing pin through arm head connecting bore 5 and arm-tie connecting bore 11 by collapsible arm-tie 4 be connected arm head 8 and be connected, hoisting pulley block 2 and tugboat 1 are installed in wind-powered electricity generation arm head front end.
Wind-powered electricity generation arm head 3 connects to change operating angle from different arm head connecting bores 5 by collapsible arm-tie 4, provides more Hoisting Program.Wind-powered electricity generation arm head 3 adopts the truss structure of uniform strength design, connects to change operating angle from different arm head connecting bores 5 by collapsible arm-tie 4, by the rotation change of collapsible arm-tie 4 and the angle of principal arm.
Connecting arm head 8 is High-strength plate welded structures, and connect the otic placode 7 and leading sheave group 6 that arm head 8 are equipped with the connection of principal arm arm-tie, be used for improving principal arm stressing conditions, that improves arm head hangs loading capability, changes lift heavy steel rope direction.
As shown in Figure 7, collapsible arm-tie 4 of the present utility model comprises the arm-tie that two joints are hinged, and wherein joint arm-tie and a wind-powered electricity generation arm head 3 is hinged, and another saves end and is provided with the arm-tie connecting bore 11 matched with arm head connecting bore 5; The first segment arm-tie 12 be connected with wind-powered electricity generation arm head 3 is monolithic arm-ties, and the second section arm-tie 13 be connected with arm head connecting bore is biplate arm-ties, biplate arm-tie is provided with block 14.
Correspondingly being provided with fixing otic placode 9 in the middle part connecting arm head 8 and wind-powered electricity generation arm head 3 end, when transporting by the rotation of described collapsible arm-tie 4, will arm head 8 being connected and wind-powered electricity generation arm head 3 is combined into an entirety with fixing otic placode 9.
When installing jib, can make connection arm head 8 and wind-powered electricity generation arm head 3 centerline on same level position by the folding of collapsible arm-tie 4, conveniently installing on ground.When jib plate rises, along with the change of principal arm angle, collapsible arm-tie 4 can be opened automatically, reaches mode of operation, and is welded with block 14 on collapsible arm-tie 4, and the tipping backwards of wind-powered electricity generation arm head 3 can be prevented dangerous.In transportation, by the rotation of described collapsible arm-tie 4, be combined into an entirety with fixing otic placode 9 process connecting arm head 8 and wind-powered electricity generation arm head 3, greatly simplify installing/dismounting process.
Above-described is only preferred implementation of the present utility model; should be understood that; for a person skilled in the art; do not departing under the utility model general idea prerequisite; some changes and improvements can also be made; these also should be considered as protection domain of the present utility model, and these all can not affect effect and the practical applicability of the utility model enforcement.
Claims (6)
1. a wind-powered electricity generation lifts special arm head, comprise and connect arm head (8) and wind-powered electricity generation arm head (3) two parts, connect arm head (8) rear end to be connected with principal arm transition arm (10), it is characterized in that: the bottom connecting arm head (8) front end is connected with wind-powered electricity generation arm head (3) by bearing pin, the top connecting arm head (8) front end is connected with wind-powered electricity generation arm head (3) by collapsible arm-tie (4), connect arm head (8) front end and be provided with the arm head connecting bore (5) that at least one and collapsible arm-tie (4) front end match, connect bearing pin through arm head connecting bore (5) and arm-tie connecting bore (11) by collapsible arm-tie (4) be connected arm head (8) and be connected, hoisting pulley block (2) and tugboat (1) are installed in wind-powered electricity generation arm head front end.
2. wind-powered electricity generation according to claim 1 lifts special arm head, it is characterized in that: described connection arm head (8) is High-strength plate welded structure.
3. wind-powered electricity generation according to claim 1 lifts special arm head, it is characterized in that: described connection arm head (8) is equipped with principal arm arm-tie and connects otic placode (7) and leading sheave group (6).
4. wind-powered electricity generation according to claim 1 lifts special arm head, it is characterized in that: described collapsible arm-tie (4) comprises the arm-tie that two joints are hinged, wherein joint arm-tie and a wind-powered electricity generation arm head (3) is hinged, and another saves end and is provided with the arm-tie connecting bore (11) matched with arm head connecting bore (5).
5. wind-powered electricity generation according to claim 4 lifts special arm head, it is characterized in that: the first segment arm-tie (12) be connected with wind-powered electricity generation arm head (3) is monolithic arm-tie, the second section arm-tie (13) be connected with arm head connecting bore is biplate arm-tie, biplate arm-tie is provided with block (14).
6. wind-powered electricity generation according to claim 1 lifts special arm head, it is characterized in that: be correspondingly provided with fixing otic placode (9) in the middle part connecting arm head (8) and wind-powered electricity generation arm head (3) end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420616081.3U CN204211393U (en) | 2014-10-23 | 2014-10-23 | A kind of wind-powered electricity generation lifts special arm head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420616081.3U CN204211393U (en) | 2014-10-23 | 2014-10-23 | A kind of wind-powered electricity generation lifts special arm head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204211393U true CN204211393U (en) | 2015-03-18 |
Family
ID=52980085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420616081.3U Expired - Fee Related CN204211393U (en) | 2014-10-23 | 2014-10-23 | A kind of wind-powered electricity generation lifts special arm head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204211393U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105584939A (en) * | 2014-10-23 | 2016-05-18 | 郑州宇通重工有限公司 | Arm head special for wind power generator hoisting |
| CN106395645A (en) * | 2016-12-02 | 2017-02-15 | 徐州重型机械有限公司 | Wind power arm overturning method and crane |
| WO2023274263A1 (en) * | 2021-06-30 | 2023-01-05 | 湖南三一中型起重机械有限公司 | Multi-working-condition lattice jib head and crane |
-
2014
- 2014-10-23 CN CN201420616081.3U patent/CN204211393U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105584939A (en) * | 2014-10-23 | 2016-05-18 | 郑州宇通重工有限公司 | Arm head special for wind power generator hoisting |
| CN106395645A (en) * | 2016-12-02 | 2017-02-15 | 徐州重型机械有限公司 | Wind power arm overturning method and crane |
| US10988354B2 (en) | 2016-12-02 | 2021-04-27 | Xuzhou Heavy Machinery Co., Ltd. | Operating method of a wind power jib of a crane and crane |
| US11247878B2 (en) | 2016-12-02 | 2022-02-15 | Xuzhou Heavy Machinery Co., Ltd. | Operating method of a wind power jib of a crane and crane |
| WO2023274263A1 (en) * | 2021-06-30 | 2023-01-05 | 湖南三一中型起重机械有限公司 | Multi-working-condition lattice jib head and crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150318 Termination date: 20171023 |
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| CF01 | Termination of patent right due to non-payment of annual fee |