CN205330518U - A rest footboard and pylon cat ladder for aerogenerator pylon cat ladder - Google Patents
A rest footboard and pylon cat ladder for aerogenerator pylon cat ladder Download PDFInfo
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- CN205330518U CN205330518U CN201521140936.0U CN201521140936U CN205330518U CN 205330518 U CN205330518 U CN 205330518U CN 201521140936 U CN201521140936 U CN 201521140936U CN 205330518 U CN205330518 U CN 205330518U
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- pedal
- cat ladder
- rest
- dead axle
- rotating shaft
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- 241000282326 Felis catus Species 0.000 title claims abstract description 52
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 206010016256 fatigue Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The utility model provides a rest footboard and pylon cat ladder for aerogenerator pylon cat ladder, include fixed bolster, pivot mechanism, connecting plate and can set up the footboard on the horizontal pole of cat ladder that the fixed bolster is fixed with the bracing piece of cat ladder, pivot mechanism includes dead axle and pivot, dead axle and pivot rigid connection, but pivot ground is connected on the fixed bolster, the connecting plate suit is on the dead axle to with footboard rigid connection. This rest footboard convenient to use, simple structure when not using the rest footboard, does not occupy the space around the cat ladder yet, accords with the relevant standard of country.
Description
Technical field
This utility model relates to wind-driven generator field, particularly relates to a kind of rest pedal for wind-driven generator tower frame cat ladder and pylon cat ladder。
Background technology
During the design of current wind-power generating unit tower, installing cat ladder in advance in tower, generally, the height of cat ladder is with the height of tower closely。The pylon total height matched with wind-driven generator at present generally has 65m 100m。Along with Wind turbines capacity constantly increases so that wind power tower height is continuously increased。Wind power tower height is high, and personnel are frequent up and down by cat ladder, and fatiguability security incident easily occurs, is unfavorable for wind-power electricity generation production safety management work。
And in prior art, on cat ladder the structure of rest pedal be around ladder step on roller rotate, when foot steps down on pedal rely on ladder steps on roller support, this structure can affect the installation of adnexa climb-aiding device in tower。
Utility model content
Embodiment of the present utility model provides a kind of rest pedal for wind-driven generator tower frame cat ladder and pylon cat ladder, to facilitate operator to use this rest pedal, and is also not take up the space around cat ladder when not using rest pedal, meets relevant national standard。
For reaching above-mentioned purpose, this utility model provides a kind of rest pedal for wind-driven generator tower frame cat ladder, and including fixed support, rotating shaft mechanism, connecting plate and the pedal that can be erected on the cross bar of cat ladder, the support bar of fixed support and cat ladder is fixed；Rotating shaft mechanism includes dead axle and rotating shaft, and dead axle and rotating shaft are rigidly connected, and rotating shaft is pivotably coupled on fixed support；Connecting plate is sleeved on dead axle, and is rigidly connected with pedal。
Further, pedal is provided with, in the side near described support bar, the breach adapted with support bar。
Further, fixed support is provided with two keepers protruding outside support bar, and described rotating shaft is pivotably coupled between two keepers。
Further, fixed support includes being buckled in two fasteners support bar and the buckle coordinated with two fasteners respectively from the inner side of support bar, and two keepers are vertically disposed on buckle。
Further, two keepers are arranged on buckle in laterally zygomorphic mode。
Further, connecting plate is at least two pieces, is vertically set on the lower surface of pedal in parallel to each other。
Further, rest pedal also includes postive stop baffle, and postive stop baffle is vertical with dead axle to be connected。
Further, postive stop baffle is at least two pieces and is separately positioned on the inner side of connecting plate, and at least two pieces of postive stop baffles all include at least one kink。
Further, connecting plate is axially positioned by split pin and dead axle, and rotating shaft is axially positioned by split pin and two keepers。
This utility model additionally provides a kind of pylon cat ladder for wind-driven generator, including the rest pedal of such as previous item。
The rest pedal of embodiment of the present utility model is by arranging dead axle and rotating shaft, dead axle has been rotatably coupled pedal, pedal can be realized can rotate around the shaft to cat ladder support bar side, can also further around the function of System of Rotating about Fixed Axis to vertical position, thus being effectively shortened the time installing rest pedal, this rest pedal facilitates operator to use。Additionally, the space being also not take up when not using rest pedal around cat ladder, meet relevant national standard。
Accompanying drawing explanation
Fig. 1 is the schematic perspective view according to one embodiment rest pedal of this utility model；
Fig. 2 is the front view of rest pedal shown in Fig. 1；
Fig. 3 is the top view of rest pedal shown in Fig. 2；
One embodiment rest pedal of Fig. 4 this utility model is in top view during stowed position。
Description of reference numerals:
1, fixed support；11, keeper；12, fastener；13, buckle；2, rotating shaft mechanism；21, dead axle；22, rotating shaft；3, postive stop baffle；4, connecting plate；5, pedal；6, cat ladder；7, safety rails。
Detailed description of the invention
Of the present utility model exemplary embodiment is described in detail below in conjunction with accompanying drawing。
In conjunction with reference to Fig. 1 and Fig. 2, the rest pedal for wind-driven generator tower frame cat ladder that this utility model embodiment provides includes fixed support 1, rotating shaft mechanism 2, connecting plate 4 and the pedal 5 can being erected on the cross bar of cat ladder 6。
The support bar of this rest pedal Yu cat ladder 6 can be linked together by fixed support 1。Specifically, fixed support 1 is buckled in the fastener 12 support bar by two inner sides from the support bar of cat ladder 6 and the buckle 13 that matches with the two fastener 12 forms。Can be bolted between fastener 12 and buckle 13。In some alternate embodiment, it is possible to by other securing members, fastener 12 and buckle 13 are linked together。
This fixed support 1 may be installed on any one in two support bars of cat ladder 6。In other some embodiments, it is possible to two keepers 11 are directly welded on the support bar of cat ladder 6。In this utility model embodiment, employ two fasteners 12 especially, link together with buckle 13 respectively from the two ends up and down of the cross bar of cat ladder 6。So arrange and can better this rest pedal be fixedly attached on the support bar of cat ladder 6, not only increase bonding strength, also improve security performance。The cross section of fastener 12 is " Ω " type, so can be snapped onto on the support bar of cat ladder 6 by fastener 12 more easily。Buckle 13 is configured to " work " font, it is possible to effectively reduce the space that buckle 13 takies。
At the lateral surface of buckle 13, it is additionally provided with two keepers 11 protruding outside the support bar of cat ladder 6。Keeper 11 and buckle 13 weld together, and so can improve the bonding strength of keeper 11 and buckle 13。In other some embodiments, keeper 11 also can setting one-body molded with buckle 13。Specifically, two keepers 11 are symmetrical above and below to be arranged on buckle 13, and all perpendicular with buckle 13。Two keepers 11 are plate profile structure, and it all offers through hole, and rotating shaft mechanism 2 is installed in rotation on keeper 11 by bearing pin, and one end of bearing pin is positioned by split pin。
Specifically, rotating shaft mechanism 2 includes dead axle 21 and rotating shaft 22, dead axle 21 and rotating shaft 22 and is rigidly connected。Rotating shaft 22 is quill shaft, its diameter slightly larger than or equal to the diameter of the through hole on keeper 11。Rotating shaft 22 is arranged between two keepers 11, and bearing pin is each passed through through hole and the axis hole in rotating shaft 22, rotating shaft 22 is connected with keeper 11。Owing to being be rigidly connected between dead axle 21 and rotating shaft 22 so that dead axle 21 and rotating shaft 22 are without relatively rotating。Preferably, dead axle 21 and rotating shaft 22 are arranged in a mutually vertical manner, and the pedal 5 being connected on dead axle 21 so can be made when being in use state, it is possible to making pedal 5 be in level, such operator can be more comfortable when standing rest。
Also being set with connecting plate 4 on dead axle 21, connecting plate 4 is provided with through hole, and dead axle 21 is connected through this through hole with connecting plate 4。Connecting plate 4 is at least two pieces, why so arranges, and is because connecting plate 4 and not only acts as the effect connecting dead axle 21 with pedal 5, also in this, as the reinforcement of pedal 5, pedal 5 is played a supporting role。Spacing between two pieces of connecting plates 4 can be arranged according to the width of pedal 5, should not cross closely or too far。In order to prevent connecting plate 4 from departing from from dead axle 21, the end of dead axle 21 is provided with the hole being available for split pin traverse, and connecting plate 4 and dead axle 21 are axially positioned by split pin。Or the screw thread of certain length can be set in the end of dead axle 21, make connecting plate will not move axially on dead axle 21 again through installing nut。
As it was previously stated, connecting plate 4 serves the effect connecting pedal 5 with dead axle 21。Specifically, together with connecting plate 4 is rigidly attached with pedal 5, and two connecting plates 4 are all vertical with pedal 5, in order to ensure that the bonding strength of connecting plate 4 and pedal 5, together with two connecting plates 4 are rigidly attached by the mode that can pass through to weld with pedal 5。Through hole at connecting plate 4 is further arranged below a breach, and the both sides of this breach are mutually perpendicular to so that this breach is rectangular。
In this utility model embodiment, pedal 5 is additionally provided with adapt with support bar breach, so arrange ensure that when pedal 5 rotates around support bar, will not occur because of the oversize of pedal 5 rotate inconvenience situation。General, the cat ladder 6 for wind-driven generator tower frame is additionally provided with safety rails 7, accordingly, pedal 5 may also set up the breach adapted with safety rails 7。Sometimes, the cat ladder 6 of blower fan is additionally provided with climb-aiding device, and the breach of pedal 5 can also avoid climb-aiding device guide steel wire rope。So also it is equivalent to divide into pedal 5 and is available for two regions that left and right feet station is vertical, also disperseed operator to stand in the stress on pedal 5 to a certain extent, the service life of rest pedal can be extended。
In certain embodiments, when operator need to use rest pedal, it is only necessary to pedal 5 is erected on the cross bar of cat ladder 6, so achieves that the pedal 5 location on horizontal level。
In preferred embodiment, in order to make pedal 5 more be positioned exactly on horizontal level, dead axle 21 is also provided with two postive stop baffles 3 rigidly, for this, postive stop baffle 3 is solderable on dead axle 21, and the axis perpendicular of two postive stop baffles 3 and dead axle 21。In preferred embodiment, postive stop baffle 3 has at least two pieces, is respectively arranged at the inner side of two pieces of connecting plates 4。Including a kink on two pieces of postive stop baffles 3, say, that the cross section of postive stop baffle 3 is " L " type, in order to ensure the bonding strength of postive stop baffle 3 and dead axle 21, the side on its long limit is welded on dead axle 21, and the side of minor face is as limiting section。
Specifically, owing to postive stop baffle 3 and dead axle 21 are rigidly connected, so postive stop baffle 3 and dead axle 21 will not relatively rotate, connecting plate 4 can drive pedal 5 to rotate around dead axle 21, when pedal 5 forwards horizontal level to, on connecting plate 4, the vertical edge of breach can contact with postive stop baffle 3 minor face side。Due to the supporting role of postive stop baffle 3 minor face, connecting plate 4 can be made cannot to be further continued for rotating, thus realizing pedal 5 is forwarded to the spacing of horizontal level。Meanwhile, when pedal 5 forwards horizontal level to, the pedal 5 part near the cross bar side of cat ladder 6 also can ride on cross bar, thus further ensuring pedal 5 to can be positioned on horizontal level, also improves the support strength of pedal 5。
Meanwhile, in order to ensure that operator can more safely stand on pedal 5, pedal 5 can be made up of checkered steel plate, so arranges the coefficient of friction increasing pedal 5 surface。In order to increase the coefficient of friction on pedal 5 surface, it is possible to pre-set some anti-skid structures on the surface of pedal 5。
Fig. 3 is the top view of rest pedal shown in Fig. 2；One embodiment rest pedal of Fig. 4 this utility model is in top view during stowed position。In conjunction with reference to Fig. 3 and Fig. 4, when not using rest pedal, pedal 5 can be rotated the side to cat ladder 6 around rotating shaft 22, then pedal 5 is rotated to vertical position around dead axle 21。Especially, the end of pedal 5 is additionally provided with a bit of kink, the length of this kink may be slightly larger than the spacing between two pieces of postive stop baffles 3, so, when pedal 5 rotates to vertical position, the edge of this bit of kink can contact with two pieces of postive stop baffles 3, so that pedal 5 is positively retained at vertical position。So arrange and ensure that rest pedal will not take the space around cat ladder 6 when operator do not use rest pedal。
In certain embodiments, it is possible to spring assembly is set between the lower surface and postive stop baffle 3 of pedal 5 and carrys out the control pedal 5 rotation at vertical direction。When pedal 5 so can be avoided to have vertical state to rotate to level too quickly, postive stop baffle 3 is broken by the impulsive force of generation, thus losing the postive stop baffle 3 horizontal location function to pedal 5, produces potential safety hazard。In further embodiments, rotating shaft 22 is also provided with handle or action bars, facilitates operator to be rotated by rest pedal to horizontal level for operator's rest, it is possible to be packed up when not using rest pedal。
This utility model additionally provides a kind of pylon cat ladder for wind-driven generator, and it has the rest pedal such as front any embodiment。General, the pylon cat ladder for wind-driven generator also includes the devices such as guardrail, it is possible to protect the safety of operator further。
The rest pedal of embodiment of the present utility model is by arranging dead axle and rotating shaft, and rigidity is provided with pedal on dead axle, pedal can be realized can rotate around the shaft to cat ladder support bar side, and pedal can around the function of System of Rotating about Fixed Axis to vertical position, it is simple to be arranged on any position of cat ladder。Thus being effectively shortened the time installing rest pedal, this rest pedal facilitates operator to use, and simple in construction。Meanwhile, the rest pedal that this utility model provides may be installed the optional position on cat ladder support bar, is also not take up the space around cat ladder when not using rest pedal, meets relevant national standard。
The above; it is only detailed description of the invention of the present utility model; but protection domain of the present utility model is not limited thereto; any those familiar with the art is in the technical scope that this utility model discloses; change can be readily occurred in or replace, all should be encompassed within protection domain of the present utility model。Therefore, protection domain of the present utility model should be as the criterion with described scope of the claims。
Claims (10)
1. the rest pedal for wind-driven generator tower frame cat ladder, it is characterized in that, described rest pedal includes fixed support (1), rotating shaft mechanism (2), connecting plate (4) and the pedal (5) can being erected on the cross bar of cat ladder (6)
The support bar of described fixed support (1) and cat ladder (6) is fixed；
Described rotating shaft mechanism (2) includes dead axle (21) and rotating shaft (22), described dead axle (21) and described rotating shaft (22) are rigidly connected, and described rotating shaft (22) is pivotably coupled on described fixed support (1)；
Described connecting plate (4) is sleeved on described dead axle (21), and is rigidly connected with described pedal (5)。
2. rest pedal according to claim 1, it is characterised in that described pedal (5) is provided with, in the side near described support bar, the breach adapted with described support bar。
3. rest pedal according to claim 1, it is characterized in that, described fixed support (1) is provided with two keepers (11) protruding outside described support bar, and described rotating shaft (22) is pivotably coupled between said two keeper (11)。
4. rest pedal according to claim 3, it is characterized in that, described fixed support (1) includes two fasteners (12) being buckled in described support bar respectively from the inner side of described support bar and the buckle (13) coordinated with said two fastener (12), and said two keeper (11) is vertically disposed on described buckle (13)。
5. rest pedal according to claim 4, it is characterised in that said two keeper (11) is arranged on described buckle (13) in laterally zygomorphic mode。
6. the rest pedal according to any one of Claims 1 to 5, it is characterised in that described connecting plate (4) is at least two pieces, is vertically set on the lower surface of described pedal (5) in parallel to each other。
7. rest pedal according to claim 6, it is characterised in that described rest pedal also includes postive stop baffle (3), described postive stop baffle (3) is vertical with described dead axle (21) to be connected。
8. rest pedal according to claim 7, it is characterized in that, described postive stop baffle (3) is at least two pieces and is separately positioned on the inner side of described connecting plate (4), and described at least two pieces of postive stop baffles (3) all include at least one kink。
9. the rest pedal according to claim 3 or 4, it is characterized in that, described connecting plate (4) is axially positioned by split pin and described dead axle (21), and described rotating shaft (22) is axially positioned by described split pin and said two keeper (11)。
10. the pylon cat ladder for wind-driven generator, it is characterised in that described pylon cat ladder includes the rest pedal as according to any one of claim 1～9。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521140936.0U CN205330518U (en) | 2015-12-31 | 2015-12-31 | A rest footboard and pylon cat ladder for aerogenerator pylon cat ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521140936.0U CN205330518U (en) | 2015-12-31 | 2015-12-31 | A rest footboard and pylon cat ladder for aerogenerator pylon cat ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205330518U true CN205330518U (en) | 2016-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521140936.0U Active CN205330518U (en) | 2015-12-31 | 2015-12-31 | A rest footboard and pylon cat ladder for aerogenerator pylon cat ladder |
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| Country | Link |
|---|---|
| CN (1) | CN205330518U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114215191A (en) * | 2022-02-23 | 2022-03-22 | 北京建工集团有限责任公司 | Modular hoisting and two-stage integral synchronous lifting method for ultra-large span steel roof |
-
2015
- 2015-12-31 CN CN201521140936.0U patent/CN205330518U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114215191A (en) * | 2022-02-23 | 2022-03-22 | 北京建工集团有限责任公司 | Modular hoisting and two-stage integral synchronous lifting method for ultra-large span steel roof |
| CN114215191B (en) * | 2022-02-23 | 2022-05-24 | 北京建工集团有限责任公司 | Modular hoisting and two-stage integral synchronous lifting method for ultra-large span steel roof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |