CN211320742U - Driving mechanism for lifting type underground transformer - Google Patents
Driving mechanism for lifting type underground transformer Download PDFInfo
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- CN211320742U CN211320742U CN202020240290.8U CN202020240290U CN211320742U CN 211320742 U CN211320742 U CN 211320742U CN 202020240290 U CN202020240290 U CN 202020240290U CN 211320742 U CN211320742 U CN 211320742U
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- driving
- bearing platform
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- drive wheel
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Abstract
The utility model discloses a bury actuating mechanism who becomes for over-and-under type buries the bearing platform that becomes in locating the pit including the liftable, locates the transformer substation on the bearing platform with over-and-under type, and actuating mechanism includes: locate the power cylinder in the pit and be located load-bearing platform one side, the first drive wheel of the piston rod tip of power cylinder is located to the rotatable, the rotatable second drive wheel of locating the pit inside wall, the drive strip of being connected with first drive wheel and second drive wheel transmission respectively mutually, the drive strip both ends are connected respectively on load-bearing platform and piston rod and the drive strip can be around locating first drive wheel and second drive wheel in proper order. The utility model discloses an actuating mechanism utilizes the power cylinder drive to go up and down, and outside the flexible stroke of power cylinder, utilizes the cooperation of first drive wheel, second drive wheel and drive strip to increase the drive stroke for the lift stroke phase-match of accumulation drive stroke and transformer substation, can be smooth rise to ground with the transformer substation.
Description
Technical Field
The utility model relates to a bury the variable field with the over-and-under type, concretely relates to be used for burying actuating mechanism who becomes with the over-and-under type.
Background
The transformer substation is a place for changing voltage, and converts high-voltage current transmitted by a power plant into low-voltage current for users to use, so the transformer substation is generally arranged in a crowd-concentrated place. In consideration of safety, a lifting type underground transformer is generally adopted, and a transformer substation is arranged in a pit in a lifting manner, so that the safety performance of the transformer substation is relatively high.
At present, a transformer substation is usually arranged on a scissor-type lifting platform, and the transformer substation is driven to lift through the scissor-type lifting platform. However, the scissor-type lifting platform has a complex structure and high cost, and is difficult to install in a pit, so people consider using a power cylinder to drive the lifting of the bearing platform. However, the whole substation needs to be accommodated, so the pit depth is usually deep, and the power cylinder cannot smoothly lift the substation to the ground due to the fact that the telescopic stroke of the piston rod of the power cylinder cannot be matched with the lifting stroke of the substation because the cylinder body of the power cylinder has a certain height.
Disclosure of Invention
The utility model aims at overcoming prior art's not enough, providing a drive mechanism who buries the transformer substation for over-and-under type, this drive mechanism uses the power cylinder drive to go up and down, and can effectual increase drive stroke, makes the lift stroke phase-match of accumulation drive stroke and transformer substation, can be smooth rise to ground with the transformer substation.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
the utility model provides a drive mechanism that is used for burying to become with over-and-under type, bury with over-and-under type becomes including the liftable locate the bearing platform in the pit, locate transformer substation on the bearing platform, drive mechanism for the drive bearing platform goes up and down, drive mechanism includes: locate in the pit and be located the power cylinder of load-bearing platform one side, rotatable locating the first drive wheel of the piston rod tip of power cylinder, rotatable locating the second drive wheel of pit inside wall respectively with first drive wheel with the drive strip that the second drive wheel is connected mutually in transmission, drive strip both ends connect respectively in load-bearing platform with on the piston rod just the drive strip can be around locating in proper order first drive wheel with on the second drive wheel.
Preferably, the piston rod of the power cylinder is telescopically arranged in a vertical direction.
Preferably, the driving mechanism further comprises a third driving wheel rotatably disposed on a side portion of the piston rod, and the third driving wheel is located above the second driving wheel.
Further preferably, the third driving wheel is located on a side of the first driving wheel away from the carrying platform.
Further preferably, the rotation axes of the first driving wheel, the second driving wheel and the third driving wheel are arranged in parallel and all extend along the horizontal direction.
Further preferably, the driving mechanism further includes a first connecting portion disposed at an end of the piston rod, and a second connecting portion connected to one side of the first connecting portion, the first driving wheel is rotatably disposed on the first connecting portion, and the third driving wheel is rotatably disposed on the second connecting portion.
Still further preferably, one end of the driving strip is fixedly connected to the side of the bearing platform, and the other end of the driving strip is fixedly connected to the bottom of the second connecting portion.
Preferably, the number of the driving mechanisms is four, and the driving mechanisms are respectively positioned below the four end parts of the bearing platform.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage: the utility model discloses a drive mechanism that is used for burying transformer with over-and-under type utilizes the power cylinder drive to go up and down, and outside the flexible stroke of power cylinder, utilizes the cooperation of first drive wheel, second drive wheel and drive strip to increase the drive stroke for the lift stroke phase-match of accumulation drive stroke and transformer substation, can be smooth rise to ground with the transformer substation.
Drawings
FIG. 1 is a schematic view of the state of the loading platform of the present invention when it is lifted to the ground;
FIG. 2 is a schematic view of the state of the loading platform of the present invention lowered to the bottom of the pit;
fig. 3 is a side view of fig. 1.
Wherein: 1. a pit; 2. a load-bearing platform; 3. a transformer substation; 4. a power cylinder; 41. a piston rod; 5. a first drive wheel; 6. a second drive wheel; 7. a drive bar; 8. a third drive wheel; 9. a first connection portion; 10. a second connecting portion.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings.
The utility model relates to a bury the actuating mechanism's of transformer improvement to over-and-under type, actuating mechanism after the improvement uses the power cylinder drive load-bearing platform to go up and down, simple structure and with low costs, and this actuating mechanism can overcome the not enough problem of flexible stroke of power cylinder simultaneously, and effectual increase drive stroke makes the lift stroke phase-match of accumulative drive stroke and transformer substation, can be smooth rise to ground with the transformer substation.
Specifically, referring to fig. 1 to 3, a lifting type underground transformer is shown, which includes a carrying platform 2 arranged in a pit 1 and capable of lifting, a transformer substation 3 arranged on the carrying platform 2, and a driving mechanism for driving the carrying platform 2 to lift. Wherein the drive mechanism includes: locate the power cylinder 4 in pit 1 and be located load-bearing platform 2 one side, the rotatable first drive wheel 5 of the 41 tip of piston rod of locating power cylinder 4, the rotatable second drive wheel 6 of locating the 1 inside wall in pit, respectively with first drive wheel 5 and the drive strip 7 of second drive wheel 6 looks drive connection, drive strip 7 both ends are connected respectively on load-bearing platform 2 and piston rod 41 and drive strip 7 can be around locating first drive wheel 5 and second drive wheel 6 in proper order. Here, the power cylinder 4 is a hydraulic cylinder, and a piston rod 41 of the power cylinder 4 is provided to be extendable and retractable in the vertical direction.
In this embodiment, as shown in fig. 1-2, when the carrying platform 2 needs to be raised, the piston rod 41 of the power cylinder 4 extends upward, and the piston rod 41 drives the first driving wheel 5 and the end of the driving bar 7 connected to the piston rod 41 to move upward. Here, the upward movement of the first driving wheel 5 can drive one end of the driving strip 7 connected to the bearing platform 2 to move upward, and further drive the bearing platform 2 to move upward, and the moving stroke is the telescopic stroke of the piston rod 41; meanwhile, one end connected to the piston rod 41 moves upwards to pull the driving strip 7, so as to drive one end of the driving strip 7 connected to the bearing platform 2 to move upwards again, so that the bearing platform 2 can move upwards again, and the moving stroke is the telescopic stroke of the piston rod 41; the accumulated travel of the two movements can be completely matched with the lifting travel of the transformer substation, so that the travel is amplified, and the transformer substation is smoothly lifted to the ground.
The above-mentioned driving mechanism further comprises a third driving wheel 8 rotatably disposed on the side of the piston rod 41, and the third driving wheel 8 is located above the second driving wheel 6. Wherein the third drive wheel 8 is located on the side of the first drive wheel 5 remote from the load-bearing platform 2. The third driving wheel 8 here functions as a guide wheel, guiding the direction of movement of the driver blade 7 and reducing wear of the driver blade 7.
In the present embodiment, the rotation axes of the first drive wheel 5, the second drive wheel 6 and the third drive wheel 8 are arranged in parallel and all extend in the horizontal direction. Here the first drive wheel 5, the second drive wheel 6, the third drive wheel 8 and the drive strip 7 are mutually meshing chains and sprockets.
The driving mechanism further includes a first connecting portion 9 disposed at an end of the piston rod 41, and a second connecting portion 10 connected to one side of the first connecting portion 9, wherein the first driving wheel 5 is rotatably disposed on the first connecting portion 9, and the third driving wheel 8 is rotatably disposed on the second connecting portion 10. One end of the driving strip 7 is fixedly connected to the side of the bearing platform 1, and the other end is fixedly connected to the bottom of the second connecting part 10.
In this embodiment, there are four driving mechanisms respectively located below the four ends of the supporting platform 1. The driving mechanisms respectively arranged below the four end parts of the bearing platform 1 can enable the bearing platform 2 to ascend more stably.
The following specifically explains the working process of this embodiment: when the bearing platform 2 needs to be lifted, the piston rod 41 of the power cylinder 4 extends upwards, and the piston rod 41 drives the first driving wheel 5 and one end of the driving strip 7 connected to the piston rod 41 to move upwards. Here, the upward movement of the first driving wheel 5 can drive one end of the driving strip 7 connected to the bearing platform 2 to move upward, and further drive the bearing platform 2 to move upward, and the moving stroke is the telescopic stroke of the piston rod 41; meanwhile, one end connected to the piston rod 41 moves upwards to pull the driving strip 7, so as to drive one end of the driving strip 7 connected to the bearing platform 2 to move upwards again, so that the bearing platform 2 can move upwards again, and the moving stroke is the telescopic stroke of the piston rod 41; the accumulated strokes of the two-time linkage can be completely matched with the lifting strokes of the transformer substation, so that the stroke amplification is realized, and the transformer substation is smoothly lifted to the ground;
when the bearing platform 2 needs to descend, the piston rod 41 of the power cylinder 4 retracts downwards, and the piston rod 41 drives the first driving wheel 5 and one end of the driving strip 7 connected to the piston rod 41 to move downwards, so as to drive the bearing platform to slowly move downwards. Here, the first driving wheel 5 moves downwards, and the driving strip 7 is no longer subjected to the upward jacking force, so that one end of the driving strip 7 connected to the bearing platform 2 moves downwards, and the bearing platform 2 is further driven to move downwards; meanwhile, one end connected to the piston rod 41 moves downwards, the driving strip 7 does not bear pulling force any more, so that one end of the driving strip 7 connected to the bearing platform 2 can move downwards again, the stroke of the two movements is accumulated, and the transformer substation can be smoothly lowered to the lowest position.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and the protection scope of the present invention can not be limited thereby, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (8)
1. The utility model provides a drive mechanism that is used for burying to become with over-and-under type, bury with over-and-under type and become including liftable locate bearing platform (2) in pit (1), locate transformer substation (3) on bearing platform (2), drive mechanism for the drive bearing platform (2) go up and down, its characterized in that: the drive mechanism includes: locate in pit (1) and be located power cylinder (4) of load-bearing platform (2) one side, rotatable locating first drive wheel (5) of piston rod (41) tip of power cylinder (4), rotatable locating second drive wheel (6) of pit (1) inside wall, respectively with first drive wheel (5) with drive strip (7) that second drive wheel (6) phase transmission is connected, drive strip (7) both ends connect respectively in load-bearing platform (2) with on piston rod (41) just drive strip (7) can be around locating in proper order first drive wheel (5) with on second drive wheel (6).
2. The driving mechanism for the elevating type underground substation according to claim 1, wherein: and a piston rod (41) of the power cylinder (4) is arranged in a telescopic manner along the vertical direction.
3. The driving mechanism for the elevating type underground substation according to claim 1, wherein: the driving mechanism further comprises a third driving wheel (8) which is rotatably arranged on the side portion of the piston rod (41), and the third driving wheel (8) is located above the second driving wheel (6).
4. The driving mechanism for the elevating type underground substation according to claim 3, wherein: the third driving wheel (8) is positioned on one side of the first driving wheel (5) far away from the bearing platform (2).
5. The driving mechanism for the elevating type underground substation according to claim 3, wherein: the rotation axes of the first driving wheel (5), the second driving wheel (6) and the third driving wheel (8) are arranged in parallel and extend along the horizontal direction.
6. The driving mechanism for the elevating type underground substation according to claim 3, wherein: the driving mechanism further comprises a first connecting portion (9) arranged at the end of the piston rod (41) and a second connecting portion (10) connected to one side of the first connecting portion (9), the first driving wheel (5) is rotatably arranged on the first connecting portion (9), and the third driving wheel (8) is rotatably arranged on the second connecting portion (10).
7. The driving mechanism for the elevating type underground substation according to claim 6, wherein: one end of the driving strip (7) is fixedly connected to the side part of the bearing platform (2), and the other end of the driving strip is fixedly connected to the bottom of the second connecting part (10).
8. The driving mechanism for the elevating type underground substation according to claim 1, wherein: the number of the driving mechanisms is four, and the driving mechanisms are respectively positioned below the four end parts of the bearing platform (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020240290.8U CN211320742U (en) | 2020-03-02 | 2020-03-02 | Driving mechanism for lifting type underground transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020240290.8U CN211320742U (en) | 2020-03-02 | 2020-03-02 | Driving mechanism for lifting type underground transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211320742U true CN211320742U (en) | 2020-08-21 |
Family
ID=72058867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020240290.8U Active CN211320742U (en) | 2020-03-02 | 2020-03-02 | Driving mechanism for lifting type underground transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211320742U (en) |
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2020
- 2020-03-02 CN CN202020240290.8U patent/CN211320742U/en active Active
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| GR01 | Patent grant | ||
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| CB03 | Change of inventor or designer information |
Inventor after: Zhai Xiaodong Inventor after: He Hui Inventor after: Qin Yulan Inventor after: Huang Society Inventor after: Ge Yunfan Inventor after: Li Qiang Inventor after: Liu Linyu Inventor after: Li Donghong Inventor after: Zhu Yongyuan Inventor after: Wang Dong Inventor after: Hang Chunming Inventor after: Shen Wugang Inventor after: Zhang Haihua Inventor after: Zou Runhua Inventor after: Miao Yi Inventor after: Xu Yongfeng Inventor before: Zhai Xiaodong Inventor before: He Hui Inventor before: Qin Yulan Inventor before: Huang Society Inventor before: Ge Yunfan Inventor before: Li Qiang Inventor before: Liu Lingyu Inventor before: Li Donghong Inventor before: Zhu Yongyuan Inventor before: Wang Dong Inventor before: Hang Chunming Inventor before: Shen Wugang Inventor before: Zhang Haihua Inventor before: Zou Runhua Inventor before: Miao Yi Inventor before: Xu Yongfeng |