CN215558191U - Steel wire rope anti-swing device of fan tower barrel lifter - Google Patents
Steel wire rope anti-swing device of fan tower barrel lifter Download PDFInfo
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- CN215558191U CN215558191U CN202123220126.4U CN202123220126U CN215558191U CN 215558191 U CN215558191 U CN 215558191U CN 202123220126 U CN202123220126 U CN 202123220126U CN 215558191 U CN215558191 U CN 215558191U
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Abstract
The utility model relates to a steel wire rope anti-swing device of a fan tower drum lifter. The wind power generation device comprises a first end part bearing component, a second end part bearing component and at least one middle part bearing component, wherein the first end part bearing component and the second end part bearing component are arranged on an inner wall frame of a fan tower cylinder and are arranged oppositely, and the middle part bearing component is arranged at the top of a lifter; the anti-swing beam is provided with a plurality of rope guides in the middle, and a driving steel wire rope and a safety steel wire rope of the elevator respectively pass through different rope guides; when the elevator goes upwards, the anti-swing beam falls into the middle bearing component, and when the elevator goes downwards, the two ends of the anti-swing beam respectively fall into the first end bearing component and the second end bearing component. The utility model provides the steel wire rope anti-swing device of the fan tower drum lifter, which is reasonable in structural design, is convenient to install and use, effectively prevents the steel wire rope from swinging, improves the running stability of the lifter, and avoids the problem of damage to the construction in the tower drum caused by the swinging of the steel wire rope.
Description
Technical Field
The utility model belongs to the technical field of wind power equipment, and particularly relates to a steel wire rope anti-swing device of a fan tower drum lifter.
Background
With the progress of the technology and the gradual increase of the demand of people for clean energy, the wind power generation technology is developed greatly. Wind power generation refers to the conversion of wind energy into electrical energy by using wind power generation facilities, the existing wind power generation facilities generally comprise a wind turbine tower, wind blades and a generator set, and a lifter is generally installed in the wind turbine tower. The tower barrel lifter is a special lifter which is arranged in the tower barrel of the fan, conveys workers, tools and materials to an upper platform or a cabin and can be stopped at any position in the tower barrel at any time for overhauling and maintaining work.
Tower section of thick bamboo lift is equipped with lifting machine and safety lock usually, and the lifting machine is used for providing lift power for tower section of thick bamboo lift, and the safety lock is used for the tower section of thick bamboo lift locking when the lift rises and descends the stall problem, avoids appearing safety problems such as falling. The elevator provides power through the driving steel wire rope, the safety lock generates a safety locking effect through the safety steel wire rope, in actual installation, the driving steel wire rope and the safety steel wire rope both hang down from the top of the fan tower cylinder and are fixed at corresponding positions, the driving steel wire rope is connected to the elevator, and the safety steel wire rope penetrates through the safety lock.
In the prior art, the driving steel wire rope and the safety steel wire rope are not provided with intervention measures, are arranged in the sleeve in a suspension mode, and have large upper and lower spans, so that when the elevator moves up and down, the driving steel wire rope and the safety steel wire rope swing easily, the safety operation of the elevator is influenced, and the steel wire rope can be whipped on facilities inside the tower barrel to cause facility damage in severe cases.
Therefore, certain anti-swing limiting measures need to be provided for the steel wire rope, and the anti-swing measures with proper structures do not exist in the prior art, and independent development and design are needed.
Disclosure of Invention
The utility model provides the steel wire rope anti-swing device of the fan tower drum lifter, which is reasonable in structural design, convenient to install and use and capable of effectively preventing the steel wire rope from swinging so as to improve the running stability of the lifter, and aims to solve the technical problems in the prior art.
The technical scheme adopted by the utility model for solving the technical problems in the prior art is as follows: a steel wire rope anti-swing device of a fan tower cylinder lifter comprises a first end part bearing component and a second end part bearing component which are arranged on an inner wall frame of a fan tower cylinder and are opposite to each other, and at least one middle part bearing component arranged at the top of the lifter; the anti-swing beam is provided with a plurality of rope guides in the middle, and a driving steel wire rope and a safety steel wire rope of the elevator respectively pass through different rope guides; when the elevator goes upwards, the anti-swing beam falls into the middle bearing component, and when the elevator goes downwards, the two ends of the anti-swing beam respectively fall into the first end bearing component and the second end bearing component.
The utility model has the advantages and positive effects that:
the utility model provides a steel wire rope anti-swing device of a fan tower barrel lifter with a reasonable structural design, wherein a plurality of steel wire ropes are separated and spread by enabling the steel wire ropes to pass through different rope guides on an anti-swing cross beam, so that the steel wire ropes are prevented from shaking and being entangled when the lifter performs lifting movement, and meanwhile, the transverse positions of the steel wire ropes are limited by the rope guides, so that the pumping damage effect on facilities in a tower barrel caused by the shaking of the steel wire ropes in the lifting movement process of the lifter is effectively avoided. Through at a tower section of thick bamboo wall framework installation first tip bearing subassembly and second tip bearing subassembly, at the top installation middle part bearing subassembly of lift, and make prevent that the pendulum crossbeam falls in middle part bearing subassembly when the lift moves on, fall in first tip bearing subassembly and second tip bearing subassembly when moving down, realized one kind and prevented pendulum crossbeam and lift follow-up when the lift goes on, prevent that the pendulum crossbeam from arranging the technological effect of establishing the setting in the tower section of thick bamboo in during down, prevented wire rope effectively and taken place the swing, the stability of lift operation has been promoted. The anti-swing device is convenient to install and use, low in construction cost and good in stability in the long-term use process.
Preferably: the first end bearing component comprises a first base and a first bearing groove arranged on the first base, the second end bearing component comprises a second base and a second bearing groove arranged on the second base, and the middle bearing component is a middle bearing groove.
Preferably: the first base comprises an L-shaped bending plate, a first lower strip-shaped mounting hole is formed in the lower portion of a vertical plate portion of the first base, a first upper strip-shaped mounting hole is formed in the upper portion of the vertical plate portion of the first base, and a first strip-shaped connecting hole is formed in a transverse plate portion of the first base; the second base comprises an L-shaped bending plate, a second strip-shaped mounting hole is formed in the lower portion of the vertical plate portion of the second base, and a second strip-shaped connecting hole is formed in the transverse plate portion of the second base.
Preferably: a first supporting plate is arranged between the horizontal plate part and the vertical plate part of the first base, and a second supporting plate is arranged between the horizontal plate part and the vertical plate part of the second base.
Preferably: the first supporting groove comprises a first groove bottom plate, first groove side plates are arranged on the outer side and two sides of the first groove bottom plate, a plurality of first groove connecting holes are formed in the first groove bottom plate, and the first groove bottom plate is fixedly connected with the transverse plate part of the first base through bolts; the second supporting groove comprises a second groove bottom plate, second groove side plates are arranged on the outer side and two sides of the second groove bottom plate, a plurality of second groove connecting holes are formed in the second groove bottom plate, and the second groove bottom plate is fixedly connected with the transverse plate part of the second base through bolts; the middle bearing groove comprises a middle groove bottom plate with a middle groove connecting hole, middle groove side plates are arranged on two sides of the middle groove bottom plate, and the middle groove bottom plate is fixedly connected with the elevator through bolts.
Preferably: the first support groove, the second support groove and the middle support groove are respectively formed by pressing the same metal plate, the middle upper part of each first groove side plate of the first support groove, the middle upper part of each second groove side plate of the second support groove and the middle upper parts of two middle groove side plates of the middle support groove are inclined outwards to form a top opening shape.
Preferably: two opposite hanging holes in the shape of an inverted triangle are arranged on two middle groove side plates of the middle bearing groove, a hanging rod is arranged at a corresponding position on the anti-swing crossbeam, and when the elevator goes upwards, two ends of the hanging rod fall into the hanging holes at two sides of the middle bearing groove.
Preferably: the anti-swing beam is made of a metal plate through compression molding, and the longitudinal section of the anti-swing beam is U-shaped.
Preferably: the rope guide comprises a fixed seat and a movable seat which are detachably connected, the fixed seat is fixedly connected with the anti-swing beam, semicircular rope grooves are formed in the outer side of the fixed seat and the inner side of the movable seat, and the two rope grooves form a circular rope hole.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the first end support assembly of FIG. 1 from a top perspective;
FIG. 3 is a schematic view of the first end support assembly of FIG. 1 from a lower perspective;
figure 4 is a schematic view of the configuration of the central support assembly of figure 1;
FIG. 5 is a schematic view of a portion of the follower anti-sway beam of FIG. 1;
FIG. 6 is a schematic view of the second end support assembly of FIG. 1 from a top perspective;
FIG. 7 is a schematic view of the second end support assembly of FIG. 1 from a lower perspective;
fig. 8 is a schematic diagram of the structure of the use state of the present invention.
In the figure:
1. a first base; 1-1, a first lower strip-shaped mounting hole; 1-2, a first upper strip-shaped mounting hole; 1-3, a first bar-shaped connecting hole; 1-4, a first supporting plate; 2. A first support groove; 2-1, a first trough bottom plate; 2-2, a first trough side plate; 2-3, a first groove connecting hole; 3. A swing-proof beam; 4. A middle supporting groove; 4-1, a middle trough bottom plate; 4-2, a middle trough side plate; 4-3, connecting holes of the middle groove; 4-4, hanging holes; 5. A hanging rod; 6. A rope guide; 6-1, fixing seats; 6-2, a movable seat; 6-3, connecting holes; 6-4, rope holes; 7. A second supporting groove; 7-1, a second trough bottom plate; 7-2, a second trough side plate; 7-3, a second groove connecting hole; 8. A second base; 8-1, second strip-shaped mounting holes; 8-2, second strip-shaped connecting holes; 8-3, a second support plate; 9. A wire rope; 10. An upper contour limiting plate; 11. An elevator top frame; 12. A safety lock; 13. A cross telescopic arm.
Detailed Description
In order to further understand the contents, features and effects of the present invention, the following embodiments are described in detail.
Referring to fig. 1, the steel cable sway damper of a wind turbine tower elevator of the present invention includes a first end support assembly and a second end support assembly mounted on an inner wall frame of a wind turbine tower and disposed opposite to each other, and at least one middle support assembly mounted on a top of the elevator. The first end bearing component and the second end bearing component are fixed components, namely, the first end bearing component and the second end bearing component are fixed components, and do not move after being installed and fixed at a set position in the fan tower, the middle bearing component is a movable component, namely, the middle bearing component synchronously moves along with the elevator in a lifting mode, and the middle bearing component is arranged on the left and the right.
The anti-swing device also comprises an anti-swing beam 3 with a plurality of rope guides 6 in the middle, and steel wire ropes 9 (comprising driving steel wire ropes and safety steel wire ropes) of the elevator respectively pass through different rope guides 6. Like this, when the lift went upward, anti-swing crossbeam 3 fell in middle part bearing component, and anti-swing crossbeam 3 and lift synchronous rising move, and when the lift was down, the both ends of preventing swing crossbeam 3 fell into first tip bearing component and second tip bearing component respectively in, and the lift continued down to move this moment, and anti-swing crossbeam 3 stops between two tip bearing components.
Referring to fig. 1 and 8, it can be seen that:
the first end bearing component comprises a first base 1 and a first bearing groove 2 installed on the first base 1, the second end bearing component comprises a second base 8 and a second bearing groove 7 installed on the second base 8, and the middle bearing component is a middle bearing groove 4. When the elevator goes upwards, the middle part of the anti-swing crossbeam 3 falls into the middle supporting groove 4, and when the elevator goes downwards, the end part of the anti-swing crossbeam 3 falls into the first supporting groove 2 and the second supporting groove 7.
Referring to fig. 2 and 3, it can be seen that:
the first base 1 comprises an L-shaped bent plate, a first lower strip-shaped mounting hole 1-1 is formed in the lower portion of a vertical plate portion of the first base, a first upper strip-shaped mounting hole 1-2 is formed in the upper portion of the vertical plate portion of the first base, and a first strip-shaped connecting hole 1-3 is formed in a transverse plate portion of the first base.
The first lower strip-shaped mounting hole 1-1 and the first upper strip-shaped mounting hole 1-2 are used for mounting the first base 1 on the inner wall framework of the tower, and the first strip-shaped connecting hole 1-3 is used for mounting the first support groove 2. Through making aforementioned mounting hole be the bar hole, make the mounted position of first base 1 fine setting from top to bottom, be the bar hole through making aforementioned connecting hole, make the mounted position of first support groove 2 finely tune inside and outside.
In this embodiment, in order to improve the structural strength of the first base 1, first support plates 1 to 4 are disposed between the horizontal plate portion and the vertical plate portion of the first base 1, and both ends of the first support plates 1 to 4 are welded and fixed to the horizontal plate portion and the vertical plate portion, respectively.
Referring to fig. 6 and 7, it can be seen that:
the second base 8 comprises an L-shaped bent plate, a second strip-shaped mounting hole 8-1 is formed in the lower portion of the vertical plate portion of the bent plate, and a second strip-shaped connecting hole 8-2 is formed in the transverse plate portion of the bent plate.
The second strip-shaped mounting hole 8-1 is used for mounting the second base 8 on the tower inner wall framework, and the second strip-shaped connecting hole 8-2 is used for mounting the second support groove 7. Through making aforementioned mounting hole be the bar hole, make the mounted position of second base 8 fine setting from top to bottom, be the bar hole through making aforementioned connecting hole, make the mounted position of second support groove 7 finely tune inside and outside.
In this embodiment, in order to improve the structural strength of the second base 8, a second support plate 8-3 is disposed between the horizontal plate portion and the vertical plate portion of the second base 8, and both ends of the second support plate 8-3 are welded and fixed to the horizontal plate portion and the vertical plate portion, respectively.
Referring to fig. 1, 2 and 3, it can be seen that:
the first supporting groove 2 comprises a first groove bottom plate 2-1, first groove side plates 2-2 are arranged on the outer side and two sides of the first groove bottom plate 2-1, a plurality of first groove connecting holes 2-3 are formed in the first groove bottom plate 2-1, and the first groove bottom plate 2-1 is fixedly connected with a transverse plate part of the first base 1 through bolts.
In this embodiment, the first bracket receiving groove 2 is integrally formed by pressing the same metal plate, specifically, a basic contour shape is formed by punching the metal plate, and then each first groove side plate 2-2 is bent upward. Further, the middle upper portion of each first slot side plate 2-2 of the first support slot 2 is inclined outward to form an open top, so that the end of the swing-proof beam 3 is more easily dropped into the interior of the first support slot 2.
Referring to fig. 1, 6 and 7, it can be seen that:
the second supporting groove 7 comprises a second groove bottom plate 7-1, second groove side plates 7-2 are arranged on the outer side and two sides of the second groove bottom plate 7-1, a plurality of second groove connecting holes 7-3 are formed in the second groove bottom plate 7-1, and the second groove bottom plate 7-1 is fixedly connected with the transverse plate portion of the second base 8 through bolts.
In this embodiment, the second bracket 7 is integrally formed by pressing the same metal plate, specifically, a basic contour shape is formed by punching the metal plate, and then each second groove side plate 7-2 is bent upward. Further, the middle upper portion of each second slot side plate 7-2 of the second support slot 7 is inclined outward to form an open top, so that the end of the swing-preventing beam 3 is more easily dropped into the interior of the second support slot 7.
Referring to fig. 4, it can be seen that:
the middle supporting groove 4 comprises a middle groove bottom plate 4-1 with a middle groove connecting hole 4-3, middle groove side plates 4-2 are arranged on two sides of the middle groove bottom plate 4-1, and the middle groove bottom plate 4-1 is fixedly connected with the elevator by bolts.
In this embodiment, the middle supporting slot 4 is formed by pressing the same metal plate, specifically, a basic profile shape is formed by punching the metal plate, and then the two middle slot side plates 4-2 are bent upward. Further, the middle upper parts of the two middle groove side plates 4-2 of the middle support groove 4 are inclined outwards to form an open top, so that the middle part of the swing-proof beam 3 can easily fall into the middle support groove 4.
In the embodiment, two opposite hanging holes 4-4 in the shape of inverted triangles are arranged on two middle groove side plates 4-2 of the middle supporting groove 4, a hanging rod 5 is arranged at a corresponding position on the anti-swing beam 3, and when the elevator goes upwards, two ends of the hanging rod 5 fall into the hanging holes 4-4 at two sides of the middle supporting groove 4-2. The effect of the matching connection of the hanging holes 4-4 and the hanging rod 5 is as follows: the anti-swing beam 3 is enabled to obtain a certain limiting effect after falling into the middle support groove 4, so that the two ends of the anti-swing beam 3 are matched with the first support groove 2 and the second support groove 7 when the elevator descends next time.
As shown in fig. 5, in the present embodiment, the swing-preventing cross member 3 is formed by press-forming a metal plate, and has a U-shaped longitudinal section.
As shown in fig. 5 and 8, in this embodiment, the rope guide 6 includes a fixed seat 6-1 and a movable seat 6-2 that are detachably connected, the fixed seat 6-1 is fixedly connected with the anti-swing beam 3, semicircular rope grooves are respectively formed on the outer side of the fixed seat 6-1 and the inner side of the movable seat 6-2, the two rope grooves form a circular rope hole 6-4, and the steel wire rope 9 passes through the rope hole 6-4. Further, the fixed seat 6-1 can be welded on the anti-swing beam 3, the fixed seat 6-1 and the movable seat 6-2 can be provided with a connecting hole 6-3, and the fixed seat 6-1 and the movable seat 6-2 are fixedly connected by screws.
The installation mode is as follows:
the method comprises the following steps of (1) obtaining a first base 1, a first bearing groove 2, a second base 8, a second bearing groove 7, a middle bearing groove 4, an anti-swing crossbeam 3 and a rope guide 6 through split processing; mounting a first supporting groove 2 on a first base 1, mounting a second supporting groove 7 on a second base 8, mounting and fixing the first base 1 and the second base 8 on a frame of the inner wall of the tower (usually the middle position of the inner wall frame), and mounting a middle supporting groove 4 on the top of the elevator; installing a fixed seat 6-1 of a rope guide 6 and a hanging rod 5 on an anti-swing beam 3; the steel wire rope 9 is connected with the elevator after penetrating through the rope hole 6-4 of the rope guide 6, and then the movable seat 6-2 is installed on the fixed seat 6-1;
as shown in fig. 8, the structure of the top of the elevator comprises an elevator top frame 11, a cross telescopic arm 13 is mounted on the elevator top frame 11, an upper contour limiting plate 10 is mounted on the cross telescopic arm 13, and two middle supporting brackets 4 are mounted and fixed on the upper contour limiting plate 10; a safety lock 12 (a hoist is not shown) is installed on the inner side of the elevator top frame 11, and a steel wire rope 9 (a safety steel wire rope) passes through a window on the upper contour limiting plate 10 and then is connected with the safety lock 12.
The working process is as follows:
when the elevator moves upwards, the middle part of the anti-swing beam 3 falls into the middle supporting groove 4, and the anti-swing beam 3 and the elevator synchronously move upwards; when the lift moves downwards, when the position of the two end part bearing components is located, the two ends of the anti-swing beam 3 respectively fall into the first bearing groove 2 and the second bearing groove 7, the anti-swing beam 3 stays at the position, and then the lift continues to move downwards.
Claims (9)
1. The utility model provides a wire rope anti-swing device of fan tower section of thick bamboo lift which characterized by: the wind power generation device comprises a first end part bearing component, a second end part bearing component and at least one middle part bearing component, wherein the first end part bearing component and the second end part bearing component are arranged on an inner wall frame of a fan tower cylinder and are arranged oppositely, and the middle part bearing component is arranged at the top of a lifter; the anti-swing device also comprises an anti-swing beam (3) with a plurality of rope guides (6) in the middle, and a driving steel wire rope and a safety steel wire rope of the elevator respectively pass through different rope guides (6); when the elevator goes upwards, the anti-swing beam (3) falls into the middle supporting component, and when the elevator goes downwards, the two ends of the anti-swing beam (3) respectively fall into the first end supporting component and the second end supporting component.
2. The wind turbine tower elevator wire rope anti-swing device of claim 1, wherein: the first end bearing component comprises a first base (1) and a first bearing groove (2) arranged on the first base (1), the second end bearing component comprises a second base (8) and a second bearing groove (7) arranged on the second base (8), and the middle bearing component is a middle bearing groove (4).
3. The wind turbine tower elevator wire rope anti-swing device of claim 2, wherein: the first base (1) comprises an L-shaped bending plate, a first lower strip-shaped mounting hole (1-1) is formed in the lower portion of the vertical plate portion of the first base, a first upper strip-shaped mounting hole (1-2) is formed in the upper portion of the vertical plate portion of the first base, and a first strip-shaped connecting hole (1-3) is formed in the transverse plate portion of the first base; the second base (8) comprises an L-shaped bent plate, a second strip-shaped mounting hole (8-1) is formed in the lower portion of the vertical plate portion of the bent plate, and a second strip-shaped connecting hole (8-2) is formed in the transverse plate portion of the bent plate.
4. The wind turbine tower elevator wire rope anti-swing device of claim 3, wherein: a first support plate (1-4) is arranged between the horizontal plate part and the vertical plate part of the first base (1), and a second support plate (8-3) is arranged between the horizontal plate part and the vertical plate part of the second base (8).
5. The wind turbine tower elevator wire rope anti-swing device of claim 4, wherein: the first supporting groove (2) comprises a first groove bottom plate (2-1), the outer side and two sides of the first groove bottom plate (2-1) are respectively provided with a first groove side plate (2-2), the first groove bottom plate (2-1) is provided with a plurality of first groove connecting holes (2-3), and the first groove bottom plate (2-1) is fixedly connected with the transverse plate part of the first base (1) through bolts; the second supporting groove (7) comprises a second groove bottom plate (7-1), second groove side plates (7-2) are arranged on the outer side and two sides of the second groove bottom plate (7-1), a plurality of second groove connecting holes (7-3) are formed in the second groove bottom plate (7-1), and the second groove bottom plate (7-1) is fixedly connected with the transverse plate part of the second base (8) through bolts; the middle supporting groove (4) comprises a middle groove bottom plate (4-1) with a middle groove connecting hole (4-3), middle groove side plates (4-2) are arranged on two sides of the middle groove bottom plate (4-1), and the middle groove bottom plate (4-1) is fixedly connected with the elevator through bolts.
6. The wind turbine tower elevator wire rope anti-swing device of claim 5, wherein: the first supporting groove (2), the second supporting groove (7) and the middle supporting groove (4) are respectively formed by pressing the same metal plate, the middle upper part of each first groove side plate (2-2) of the first supporting groove (2), the middle upper part of each second groove side plate (7-2) of the second supporting groove (7) and the middle upper parts of the two middle groove side plates of the middle supporting groove (4) are inclined outwards to form a top opening shape.
7. The wind turbine tower elevator wire rope anti-swing device of claim 6, wherein: two opposite hanging holes (4-4) in the shape of an inverted triangle are arranged on two middle groove side plates (4-2) of the middle supporting groove (4), a hanging rod (5) is arranged at a corresponding position on the anti-swing beam (3), and when the elevator goes upwards, two ends of the hanging rod (5) fall into the hanging holes (4-4) at two sides of the middle supporting groove (4).
8. The wind turbine tower elevator wire rope anti-swing device of claim 7, wherein: the anti-swing beam (3) is made of a metal plate through compression molding, and the longitudinal section of the anti-swing beam is U-shaped.
9. The wind turbine tower elevator wire rope anti-swing device of claim 8, wherein: the rope guide (6) comprises a fixed seat (6-1) and a movable seat (6-2) which are detachably connected, the fixed seat (6-1) is fixedly connected with the anti-swing beam (3), semicircular rope grooves are formed in the outer side of the fixed seat (6-1) and the inner side of the movable seat (6-2), and the two rope grooves form a circular rope hole (6-4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123220126.4U CN215558191U (en) | 2021-12-21 | 2021-12-21 | Steel wire rope anti-swing device of fan tower barrel lifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123220126.4U CN215558191U (en) | 2021-12-21 | 2021-12-21 | Steel wire rope anti-swing device of fan tower barrel lifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215558191U true CN215558191U (en) | 2022-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123220126.4U Active CN215558191U (en) | 2021-12-21 | 2021-12-21 | Steel wire rope anti-swing device of fan tower barrel lifter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215558191U (en) |
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2021
- 2021-12-21 CN CN202123220126.4U patent/CN215558191U/en active Active
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Address after: 300000 No. 20, Hongxing Road, cuihuangkou Town, Wuqing District, Tianjin Patentee after: Cooper new energy Co.,Ltd. Address before: 300000 102-8, 56 Laiyu Road, huanghuadian Town, Wuqing District, Tianjin Patentee before: COOPER (TIANJIN) TECHNOLOGY CO.,LTD. |
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