CN205349222U - 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
- Publication number
- CN205349222U CN205349222U CN201521140965.7U CN201521140965U CN205349222U CN 205349222 U CN205349222 U CN 205349222U CN 201521140965 U CN201521140965 U CN 201521140965U CN 205349222 U CN205349222 U CN 205349222U
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- cat ladder
- connecting rod
- pedal
- rest
- ladder
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- 241000282326 Felis catus Species 0.000 title claims abstract description 95
- 230000009194 climbing Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 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
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model provides a rest footboard and pylon cat ladder for aerogenerator pylon cat ladder. The rest footboard includes first connecting rod, is connected with cat ladder movably through the first connecting portion that set up on the vertical ladder erects the roof beam, the second connecting rod, the lower extreme movably with first connecting rod on it is connected, the third connecting rod, the lower extreme movably with the second connecting rod on it is connected, and the lower extreme of third connecting rod is connected with cat ladder movably through the second connecting portion that set up on the vertical ladder erects the roof beam, footboard and third connecting rod 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.
According to national standard, it is desirable to arranging around pylon cat ladder clear within the scope of 150mm；In tower climbing process, every 6m～9m, an interim rest pedal need to be set.At present, the structure of existing rest pedal is complicated and not easily operates, and does not meet national standard, when not using rest pedal, also can occupy the space around cat ladder.
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, so that the rest pedal of pylon cat ladder meets national standard and easy to use.
For reaching above-mentioned purpose, embodiment of the present utility model provides a kind of rest pedal for wind-driven generator tower frame cat ladder, and this rest pedal includes: first connecting rod, is movably connected with cat ladder by the first connecting portion being arranged on vertical ladder vertical beam；The lower end of second connecting rod, its upper end and first connecting rod is movably connected；The lower end of third connecting rod, its upper end and second connecting rod is movably connected, and the lower end of third connecting rod is movably connected with cat ladder by the second connecting portion being arranged on vertical ladder vertical beam；Pedal, itself and third connecting rod are rigidly connected.
Further, the second connecting portion is in the lower section of the first connecting portion.
Further, the first connecting portion includes the first supporting arrangement being arranged on cat ladder side, and the second connecting portion includes two the second supporting arrangements being separately positioned on cat ladder side.
Further, the first supporting arrangement and be provided with hinge hole, first connecting rod and third connecting rod on the second supporting arrangement and be movably connected each through hinge hole and cat ladder.
Further, the second supporting arrangement also includes axle sleeve seam, and axle sleeve seam and pedal are rigidly connected, and the two ends of axle sleeve seam are respectively through the mobilizable connection of hinge hole on bearing pin and the second supporting arrangement.
Further, first connecting rod and third connecting rod are movably connected respectively through bearing pin and hinge hole.
Further, rest pedal also includes cat ladder horizontal support, its two ends are connected with cat ladder and tower respectively, cat ladder horizontal support is provided with the first spring fitting device, one end of spring is arranged on the first spring fitting device, being provided with the second spring fitting device on first connecting rod, the other end of spring is arranged on the second spring fitting device.
Further, first connecting rod is being provided with at least one kink higher than the part of the first connecting portion, and kink is provided with handle.
Further, pedal has the breach adapted with cat ladder safety rails.
Embodiment of the present utility model additionally provides a kind of pylon cat ladder for wind-driven generator, is provided with the rest pedal such as front any one.
The rest pedal of embodiment of the present utility model three connecting rods by being mutually flexibly connected, and the connecting rod at two ends is connected with pylon vertical ladder vertical beam movably, rest pedal can be put down and ride on the crossbeam of pylon cat ladder, and the pedal put down is retracted the position of cat ladder.When not in use, it is not take up the space around cat ladder, makes the setting of pylon cat ladder and rest pedal meet the relevant criterion of country；Meanwhile, this rest pedal facilitates operator to use, and simple in construction.
On this basis, when operator do not use rest pedal, by being arranged on the spring assembly between cat ladder horizontal support and connecting rod (first connecting rod), the rest pedal put down can easily return to the original state of cat ladder, further facilitate operator and use this rest pedal.
Accompanying drawing explanation
Fig. 1 is the front view according to one embodiment rest pedal of this utility model；
Fig. 2 is the top view of the rest pedal shown in Fig. 1；
Fig. 3 is the left view of the rest pedal shown in Fig. 1；
Fig. 4 is the schematic perspective view of this utility model embodiment rest pedal.
Description of reference numerals:
1, first connecting rod；2, second connecting rod；3, third connecting rod；4, pedal；5, vertical ladder vertical beam；6, the first supporting arrangement；7, the second supporting arrangement；8, hinge hole；9, axle sleeve seam；10, cat ladder horizontal support；11, the first spring fitting device；12, the second spring fitting device；13, safety rails.
Detailed description of the invention
Of the present utility model exemplary embodiment is described in detail below in conjunction with accompanying drawing.
Fig. 1 is the front view of the rest pedal of this utility model embodiment；Fig. 2 is the top view of the rest pedal shown in Fig. 1.
As it is shown in figure 1, the rest pedal according to this utility model embodiment includes first connecting rod 1, second connecting rod 2, third connecting rod 3 and pedal 4.First connecting rod 1 is movably connected with cat ladder by the first connecting portion being arranged on vertical ladder vertical beam 5, the upper end of second connecting rod 2 is connected by bearing pin with the lower end of first connecting rod 1, the lower end of second connecting rod 2 is connected also by bearing pin with the upper end of third connecting rod 3, and two bearing pins prevent bearing pin from coming off by the split pin or nut being arranged on bearing pin both sides.The lower end of third connecting rod 3 is movably connected with cat ladder by the second connecting portion being arranged on vertical ladder vertical beam 5.The cross section of three connecting rods can be rectangle, round (pin joint place necessarily rectangle) or other shapes, in order to ensure mutual annexation, and make mutual flexible movements, the connecting rod that three connecting rods in this utility model embodiment all adopt cross section to be rectangle.
In conjunction with reference to shown in Fig. 1 and Fig. 2, in embodiments more of the present utility model, the first connecting portion includes the first supporting arrangement 6 being arranged on cat ladder side vertical ladder vertical beam 5, and the first supporting arrangement 6 is the fixture being arranged on cat ladder side vertical ladder vertical beam 5.
Specifically, this fixture includes one block of straight plate and one piece and adapts with vertical ladder vertical beam 5 and cross section is the backboard of Ω.Straight plate is arranged on the outside of cat ladder, and backboard is arranged on the inner side of cat ladder, the closing through hole that vertical ladder vertical beam 5 is constituted through straight plate with backboard, is bolted fixing between straight plate and backboard.It is additionally provided with an arc in the side of straight plate, it offers hinge hole 8, in order to connect first connecting rod 1.First supporting arrangement 6 also can be directly welded at the side of cat ladder, only need to ensure that the first supporting arrangement 6 and cat ladder are without relative movement.First connecting rod 1 can pass through bearing pin and the first supporting arrangement 6 is connected, in some alternate embodiment, it is possible to be connected on the first supporting arrangement 6 by first connecting rod 1 by bearing pin and nut or other connectors.
Preferably, connecting hole is offered in centre position or the position, lower middle of first connecting rod 1 by this utility model embodiment, and first connecting rod 1 is connected by the hinge hole 8 on this connecting hole and the first supporting arrangement 6.So arrange and ensure that part that first connecting rod 1 will make first connecting rod 1 be positioned at below junction point because the point being connected with cat ladder is excessively top is too away from cat ladder itself, take the space around cat ladder, without because first connecting rod 1 and the junction point of cat ladder cause that being positioned at junction point above part causes operation inconvenient away from operator excessively on the lower.
Further, the second connecting portion is arranged on the lower section of the first connecting portion.Second connecting portion includes the second supporting arrangement 7 being arranged on cat ladder both sides, and the second supporting arrangement 7 is the fixture being arranged on cat ladder both sides, and its structure is identical with the first supporting arrangement 6.It should be noted that be positioned at the second contour setting of supporting arrangement 7 of cat ladder both sides.Second supporting arrangement 7 is provided with hinge hole 8, and third connecting rod 3 can pass through bearing pin and the second supporting arrangement 7 is connected.
Together with pedal 4 is rigidly attached with third connecting rod 3, it is preferable that adopt the connected mode of welding, so can ensure the bonding strength of pedal 4 and third connecting rod 3, be not susceptible to fracture.Especially, pedal 4 is made up of checkered steel plate, so arranges the coefficient of friction increasing pedal 4 surface so that operator stand herein above more safely.In order to increase the coefficient of friction on pedal 4 surface, it is possible at some anti-skid structures of surface configuration of pedal 4, as in its surface mount slipmat etc..
Alternatively, two axle sleeve seam 9 it are additionally provided with between the second supporting arrangement 7, the two ends of axle sleeve seam 9 are respectively arranged in the hinge hole 8 on the second supporting arrangement 7 of cat ladder both sides, and connected by bearing pin and nut and the second supporting arrangement 7, the setting of bearing pin and nut ensure that axle sleeve seam 9 will not come off from hinge hole 8.With third connecting rod 3 at axle sleeve seam 9 termination of homonymy and third connecting rod 3 for being rigidly connected, say, that when third connecting rod 3 rotates around the hinge hole 8 on the second supporting arrangement 7, pedal 4 and axle sleeve seam 9 can be driven together to rotate simultaneously.
In order to improve the intensity of pedal 4, it is ensured that the rotation of pedal 4 is Tong Bu with the rotation of third connecting rod 3, between axle sleeve seam 9 and pedal 4, it is also adopted by rigidly connected mode.The cross section of this axle sleeve seam 9 can be rectangle, circle or other shapes, in this utility model embodiment, the cross section of axle sleeve seam 9 is rectangle, so arranges and ensure that pedal 4 and axle sleeve seam 9 have bigger contact area, thus increasing the stability that pedal 4 is connected with axle sleeve seam 9.Pedal 4 also has a bending segment in the part being connected with axle sleeve seam 9, its objective is the contact area increasing between pedal 4 and axle sleeve seam 9 further, improves stability.
In order to make operator can more safely stand on pedal 4, pedal 4 can rotate to horizontal level.In order to realize this purpose, this utility model embodiment is especially using the positioner as the horizontal level of pedal 4 of the cat ladder crossbeam between vertical ladder vertical beam 5.Such setting not only eliminates the space installing extra positioner, also allows for installation personnel and installs this rest pedal on cat ladder, only rest pedal need to be arranged on the position corresponding with cat ladder crossbeam.Cat ladder section of beam between vertical ladder vertical beam 5 is rectangle, and so, pedal 4 can ride on cat ladder crossbeam more easily.
Specifically, when operator need to stand rest on pedal 4, operator are only needed to promote the free end of first connecting rod 1, first connecting rod 1 rotates with the pin joint on the first supporting arrangement 6 for fulcrum, drive second connecting rod 2 to move by bearing pin simultaneously, owing to pedal 4 and third connecting rod 3 are to be rigidly connected, so when second connecting rod 2 drives third connecting rod 3 to rotate, pedal 4 also can rotate, till the lower surface of pedal 4 forwards to when the cat ladder crossbeam between horizontal level with vertical ladder vertical beam 5 contacts.Now, pedal 4 is already at horizontal level, and operator have only to step on pedal and decontrol first connecting rod 1 again, can realize standing in the function having a rest on pedal 4.The stopping means eliminated when being horizontal for pedal 4 is so set, further simplify the structure of rest pedal, and according to specific needs, rest pedal can be arranged on arbitrarily near the position of cat ladder crossbeam, shorten time and installation steps that rest pedal is installed.
Preferably, the rest pedal of this utility model embodiment also includes cat ladder horizontal support 10, and cat ladder horizontal support 10 is arranged between cat ladder and tower, in order to cat ladder and tower wall to be fixed.
In this utility model embodiment, in order to make pedal 4 can automatically restore to initial position, also it is provided with spring recovery device especially.Specifically, in the part that cat ladder horizontal support 10 is connected with cat ladder, it is provided with the first spring fitting device 11, this first spring fitting device 11 and first connecting rod 1 are arranged on the homonymy of cat ladder, one end of spring is arranged on the first spring fitting device 11, being additionally provided with the second spring fitting device 12 on first connecting rod 1, the other end of spring is arranged on the second spring fitting device 12.After operator leave pedal 4, under the action of the spring, first connecting rod 1 can return to initial position, drive pedal 4 to return to initial position simultaneously, both pedal 4 can return to vertical position, is continuing with cat ladder without influence on operator, is not take up the space around cat ladder.In some alternate embodiment, spring can be replaced by other elastic components.In some alternate embodiment, also the first spring fitting device 11 and the second spring fitting device 12 can be not provided with, operator can first leave pedal 4, stand on the crossbeam of cat ladder, by first connecting rod 1 is retracted, make pedal 4 return to initial position, thus packing up pedal 4, not affecting operator and being continuing with cat ladder.
Fig. 3 is the left view of the rest pedal shown in Fig. 1.As it is shown on figure 3, first connecting rod 1 is being additionally provided with two kinks higher than the part of the first connecting portion, so arranges and ensure that operator are when operating first connecting rod 1, will too closely cause operation inconvenient because of first connecting rod 1 apart from vertical ladder vertical beam 5.At the bending part of first connecting rod 1, it being additionally provided with handle, convenient operator hold.
General, it is additionally provided with safety rails 13 in the centre of wind-driven generator tower frame cat ladder, in order to install safety device additional to protect the climbing safety of operator further.In this use new embodiment, pedal 4 is additionally provided with the breach adapted with safety rails 13.Further, not colliding with cat ladder crossbeam to make pedal 4 can rotate to horizontal level, the height of pedal 4 is spacing between adjacent two crossbeams less than on cat ladder, it is preferable that the spacing that the height of pedal 4 is slightly less than on cat ladder between adjacent two crossbeams.Such setting both ensure that pedal 4 can turn to horizontal level, also ensure that pedal 4 has enough areas to stand for operator.In like manner, the width of pedal 4 is slightly less than the spacing between safety rails 13 and vertical ladder vertical beam 5 is optimal case.
Fig. 4 is the schematic perspective view of this utility model embodiment rest pedal.As shown in Figure 4, when actually used, the rest pedal of this utility model embodiment can be installed on the cat ladder of pylon equably.Specifically, current wind-power generating unit tower design standard-required, in tower climbing process, every 6m～9m, need to have an interim rest pedal, can install according to respective specified and demand.
This utility model embodiment additionally provides a kind of cat ladder pylon for wind-driven generator, has the rest pedal such as front any embodiment.Pylon cat ladder may also include guardrail, safety rails 13 etc..
It is difficult to operate with compared to rest pedal in prior art, the rest pedal of embodiment of the present utility model three connecting rods by being mutually flexibly connected, and the connecting rod at two ends is connected with pylon vertical ladder vertical beam movably, rest pedal can be put down and ride on the crossbeam of pylon cat ladder, and the pedal put down is retracted the position of cat ladder.When not in use, it is not take up the space around cat ladder, makes the setting of pylon cat ladder and rest pedal meet the relevant criterion of country；Meanwhile, this rest pedal structure is simple, and facilitates operator to use.
Especially, when operator do not use rest pedal, by being arranged on the spring assembly between cat ladder horizontal support and first connecting rod, the rest pedal put down can easily return to the original state of cat ladder, further facilitate operator and use this rest pedal.
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 characterised in that described rest pedal includes:
First connecting rod (1), is movably connected with described cat ladder by the first connecting portion being arranged on vertical ladder vertical beam (5)；
The lower end of second connecting rod (2), its upper end and described first connecting rod (1) is movably connected；
Third connecting rod (3), the lower end of its upper end and described second connecting rod (2) is movably connected, and the lower end of described third connecting rod (3) is movably connected with described cat ladder by the second connecting portion being arranged on described vertical ladder vertical beam (5)；
Pedal (4), is rigidly connected with described third connecting rod (3).
2. rest pedal according to claim 1, it is characterised in that described second connecting portion is in the lower section of described first connecting portion.
3. rest pedal according to claim 1, it is characterized in that, described first connecting portion includes the first supporting arrangement (6) being arranged on described cat ladder side, and described second connecting portion includes two the second supporting arrangements (7) being separately positioned on described cat ladder side.
4. rest pedal according to claim 3, it is characterized in that, described first supporting arrangement (6) and described second supporting arrangement (7) are provided with hinge hole (8), described first connecting rod (1) and described third connecting rod (3) be movably connected each through described hinge hole (8) and described cat ladder.
5. rest pedal according to claim 4, it is characterized in that, described second supporting arrangement (7) also includes axle sleeve seam (9), described axle sleeve seam (9) and described pedal (4) are rigidly connected, and the two ends of described axle sleeve seam (9) couple respectively through bearing pin is mobilizable with the described hinge hole (8) on described second supporting arrangement (7).
6. rest pedal according to claim 5, it is characterised in that described first connecting rod (1) and described third connecting rod (3) are movably connected respectively through bearing pin and described hinge hole (8).
7. the rest pedal according to any one of claim 1～6, it is characterized in that, described rest pedal also includes cat ladder horizontal support (10), its two ends are connected with described cat ladder and tower respectively, described cat ladder horizontal support (10) is provided with the first spring fitting device (11), one end of spring is arranged on described first spring fitting device (11), being provided with the second spring fitting device (12) on described first connecting rod (1), the other end of described spring is arranged on described second spring fitting device (12).
8. the rest pedal according to any one of claim 1～6, it is characterised in that described first connecting rod (1) is being provided with at least one kink higher than the part of described first connecting portion, and described kink is provided with handle.
9. the rest pedal according to any one of claim 1～6, it is characterised in that described pedal (4) has the breach adapted with cat ladder safety rails (13).
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 |
|---|---|---|---|
| CN201521140965.7U CN205349222U (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 |
|---|---|---|---|
| CN201521140965.7U CN205349222U (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 |
|---|---|
| CN205349222U true CN205349222U (en) | 2016-06-29 |
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ID=56173506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521140965.7U Active CN205349222U (en) | 2015-12-31 | 2015-12-31 | A rest footboard and pylon cat ladder for aerogenerator pylon cat ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205349222U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106494970A (en) * | 2016-12-01 | 2017-03-15 | 沈阳新智恒新能源科技有限公司 | A kind of manned device applied in wind-power tower lift |
| CN113445898A (en) * | 2021-06-28 | 2021-09-28 | 浙江运达风电股份有限公司 | Wind power generation pylon cat ladder half space device |
-
2015
- 2015-12-31 CN CN201521140965.7U patent/CN205349222U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106494970A (en) * | 2016-12-01 | 2017-03-15 | 沈阳新智恒新能源科技有限公司 | A kind of manned device applied in wind-power tower lift |
| CN113445898A (en) * | 2021-06-28 | 2021-09-28 | 浙江运达风电股份有限公司 | Wind power generation pylon cat ladder half space device |
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| GR01 | Patent grant |