CN210201668U - Combined stator core lamination auxiliary platform - Google Patents
Combined stator core lamination auxiliary platform Download PDFInfo
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- CN210201668U CN210201668U CN201921443472.9U CN201921443472U CN210201668U CN 210201668 U CN210201668 U CN 210201668U CN 201921443472 U CN201921443472 U CN 201921443472U CN 210201668 U CN210201668 U CN 210201668U
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Abstract
The utility model relates to a combined stator core lamination auxiliary platform, which comprises a plurality of layers of same supporting platforms, wherein each supporting platform is composed of at least two unit supporting devices which are connected end to form a ring shape; the unit supporting device comprises a platform walking unit and a platform supporting unit arranged below the platform walking unit; the platform walking unit comprises a supporting plate, and the inner edge and the outer edge of the supporting plate are in an arc shape; the platform supporting unit comprises a plurality of main upright columns, and the main upright columns are vertically arranged below the supporting plate; the supporting plate is provided with a positioning pin corresponding to the main upright post, the lower end of the positioning pin is connected with the upper end of the main upright post, and the upper end of the positioning pin is connected with the lower end of the main upright post at the corresponding position of the unit supporting device at the upper layer. The supporting platform is constructed through a combined building mode, multiple layers are connected from top to bottom through the positioning pins, the main stand column of the unit supporting device is plugged or separated from the positioning pins, and therefore installation or disassembly can be completed, installation and disassembly efficiency is improved, and convenience and rapidness in construction are guaranteed.
Description
Technical Field
The utility model belongs to generator construction field, concretely relates to modular stator core lamination auxiliary platform.
Background
And after the pumped storage power station generator stator base is assembled and welded, the construction of stator core lamination is required. Stator core silicon steel sheet and multiplexer utensil etc. are all put in stator frame worker canopy, for construction convenience, often set up a temporary construction platform in stator inside. Most temporary construction platforms at present are integral, heavy, inconvenient to move and install in an overlapping mode. And because large-scale hydraulic turbine generator stator core is high, and the lamination process is cascaded propulsion, and the lamination reaches a take the altitude after, and interim construction platform can influence stator lamination construction progress, forces to demolish it and reassembles higher interim construction platform again, consumes a large amount of manpowers, material resources and time.
Disclosure of Invention
The utility model aims to solve the technical problem that a dismantle convenient, the high, safe and reliable's of efficiency of construction combination formula stator core lamination auxiliary platform is provided.
In order to solve the technical problem, the utility model discloses a technical scheme is: a combined stator core lamination auxiliary platform comprises a plurality of layers of same supporting platforms, each supporting platform is composed of at least two unit supporting devices, and the unit supporting devices are connected end to form a ring; the unit supporting device comprises a platform walking unit and a platform supporting unit arranged below the platform walking unit; the platform walking unit comprises a supporting plate, and the inner edge and the outer edge of the supporting plate are in an arc shape; the platform supporting unit comprises a plurality of main upright columns, and the main upright columns are vertically arranged below the supporting plate; the supporting plate is provided with a positioning pin corresponding to the main upright post, the lower end of the positioning pin is connected with the upper end of the main upright post, and the upper end of the positioning pin is connected with the lower end of the main upright post at the corresponding position of the unit supporting device at the upper layer.
When the platform is used, the number of the supporting devices required by each layer of the supporting platform is firstly determined according to the radius of the stator of the generator, after the number is determined, the main upright posts are inserted into the lower ends of the positioning pins of the platform walking units in each supporting device, then each supporting device is placed along the outer edge of the stator of the generator, the supporting plates of the platform walking units are connected end to form an annular supporting platform, and at the moment, the working personnel can perform stator core lamination construction operation on the platform. After the construction operation of the platform on the upper layer is finished, the lower end of a main upright post of the upper-layer unit supporting device is differed into the upper end of a positioning pin of the lower-layer unit supporting device, a supporting plate of the upper-layer unit supporting device is placed on the main upright post, the construction of the upper-layer supporting platform is completed, and constructors climb up the supporting platform on the upper layer through a ladder on the side surface of the supporting platform to perform the construction operation of the stator core lamination. And (4) continuing to step upwards to build the supporting platform to ensure that the construction of the stator core lamination is finished. And after the construction is finished, the supporting platform on the uppermost layer is dismantled from top to bottom, and the construction site is transferred.
Furthermore, safety barriers are arranged on the inner side edges of the platform walking units, so that the construction personnel are prevented from accidentally falling off when the construction personnel construct on the platform walking units, and the life safety of the construction personnel is protected.
Furthermore, skirting boards are arranged on the edges of the bottom of the safety guardrail, so that small objects can be prevented from falling from the platform during construction.
Furthermore, the main column of the unit supporting device is connected with the adjacent main column in the unit supporting device through the connecting beam, so that the main column is stabilized, and the main column is prevented from deforming and loosening due to stress and deformation, and the platform is prevented from collapsing.
Furthermore, the supporting platform side is provided with the cat ladder, makes things convenient for constructor upper and lower each layer supporting platform to be under construction.
Compared with the prior art, the invention has the beneficial technical effects that: the supporting platform is constructed in a combined construction mode, the positioning pins are connected with the supporting platform in a multi-layer mode, and the main upright post of the unit supporting device is inserted into or separated from the positioning pins to complete installation or disassembly, so that the installation and disassembly efficiency is improved, and the convenience and the rapidness of construction are ensured; the construction personnel can easily work and the construction materials such as silicon steel sheets and the like can be stacked, so that the construction efficiency is improved, and the consumption of manpower and material resources is reduced; the structure is simple, different construction environments can be met, and the mounting and dismounting efficiency is high; the safety and reliability are high, and the normal construction is ensured.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the unit supporting device of the present invention.
Fig. 3 is a schematic structural view of the platform walking unit of the present invention.
Fig. 4 is a schematic view of the safety fence of the present invention.
In the figure, 1 is a safety barrier, 2 is a platform walking unit, 21 is a support plate, 3 is a platform supporting unit, 31 is a main upright post, 32 is a connecting beam, 4 is a positioning pin, 5 is a skirting board, 6 is a supporting platform, and 7 is a unit supporting device.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The iron core of the generator of the pumped storage power station for the Xiujiang province is formed by overlapping about 16 ten thousand high-quality silicon steel sheets, and the weight of the iron core is about 230.6 tons. When the silicon steel sheets are stacked and constructed by adopting a common integral temporary supporting platform, the stacking of the silicon steel sheets and the movement of constructors are inconvenient, and the problems of unnecessary waste of manpower and material resources, influence on the installation and construction progress of unit equipment and the like are caused; the utility model provides a modular stator core lamination auxiliary platform, in silicon steel sheet lamination work progress, not only can make things convenient for constructor to reciprocate and the silicon steel sheet is stacked, still has advantages such as dismantle convenient, the efficiency of construction is high and safe and reliable.
As shown in fig. 1, the supporting platform 6 is selected to be three layers, each layer is divided into eight unit supporting devices 7, and the unit supporting devices 7 are connected end to form a ring.
As shown in fig. 2, the unit supporting means 7 includes a platform walking unit 2 and a platform supporting unit 3 disposed below the platform walking unit 2; the platform walking unit 2 comprises a support plate 21, and the inner edge and the outer edge of the support plate 21 are arc-shaped; the platform supporting unit 3 comprises a plurality of main columns 31, and the main columns 31 are vertically arranged below the supporting plate 21; the support plate 21 is provided with a positioning pin 4 corresponding to the main upright column 31, the lower end of the positioning pin 4 is connected with the upper end of the main upright column 31, and the upper end is connected with the lower end of the main upright column 31 at the corresponding position of the unit supporting device 7 at the upper layer. The main upright 31 of the unit supporting device 7 is connected with the adjacent main upright 31 in the unit supporting device 7 through a connecting beam 32. The main upright posts 31 are four, seamless steel pipes with the length of 1.2 meters and the diameter of 76mm are adopted, and the connecting beams 32 are also seamless steel pipes with the diameter of 76 mm. The main upright column 31 and the connecting beam 32 are fixed by welding. The positioning pin 4 adopts a seamless steel pipe with the diameter of 65 mm. The positioning pins 4 are welded to the support plate 21.
As shown in fig. 3, a safety fence 1 is provided on the inner side edge of the platform walking unit 2. The bottom edge of the safety barrier 1 is provided with a skirting board 5. The height of the skirting board 5 is not less than 200 mm. The safety fence is welded to the support plate 21.
As shown in fig. 4, safety barrier 1 adopts phi 25mm galvanized steel pipe cross welding to form, and 6 sides of supporting platform are provided with the cat ladder (the cat ladder does not show in the drawing, for not influencing the utility model discloses whole view show, when not influencing understanding the utility model discloses technical scheme).
When the platform is used, the main upright columns 31 in the unit supporting devices 7 are inserted into the lower ends of the positioning pins 4 of the platform walking units 2, then the unit supporting devices 7 are placed along the outer edge of a generator stator, the supporting plates 21 of the platform walking units 2 are connected end to form an annular supporting platform 6, and at the moment, workers can perform stator core lamination construction operation on the platform. After the construction operation of the platform on the layer is finished, the lower end of a main upright post 31 of an upper-layer unit supporting device 7 is arranged at the upper end of a positioning pin 4 of a lower-layer unit supporting device 7 in a differential mode, a supporting plate 21 of the upper-layer unit supporting device 7 is placed on the main upright post 31, the construction of the upper-layer supporting platform 6 is completed, and constructors can climb on the upper-layer supporting platform 6 through a ladder on the side surface of the supporting platform 6 to perform stator core lamination construction operation. And continuing to step upwards to build a three-layer supporting platform 6 to ensure that the construction of the stator core lamination is completed. After the construction is completed, the third layer of supporting platform 6 is dismantled from top to bottom, and the construction site is transferred. The supporting platform is constructed by a combined construction mode, multiple layers are connected up and down through the positioning pins 4, the main upright columns 31 of the unit supporting devices 7 are inserted or separated from the positioning pins 4, and therefore installation or disassembly can be completed, and installation and disassembly efficiency is improved.
Claims (5)
1. The combined stator core lamination auxiliary platform is characterized by comprising a plurality of layers of same supporting platforms (6), wherein each supporting platform (6) is composed of at least two unit supporting devices (7), and the unit supporting devices (7) are connected end to form a ring shape; the unit supporting device (7) comprises a platform walking unit (2) and a platform supporting unit (3) arranged below the platform walking unit (2); the platform walking unit (2) comprises a support plate (21), and the inner edge and the outer edge of the support plate (21) are arc-shaped; the platform supporting unit (3) comprises a plurality of main upright columns (31), and the main upright columns (31) are vertically arranged below the supporting plate (21); the supporting plate (21) is provided with a positioning pin (4) corresponding to the main upright post (31), the lower end of the positioning pin (4) is connected with the upper end of the main upright post (31), and the upper end is connected with the lower end of the main upright post (31) at the corresponding position of the unit supporting device (7) on the upper layer.
2. A modular stator core lamination auxiliary platform according to claim 1, characterized in that safety fences (1) are provided on the inside edge of the platform walking unit (2).
3. A modular stator core lamination auxiliary platform according to claim 2, characterized in that skirting boards (5) are provided at the bottom edge of the safety barrier (1).
4. A modular stator core lamination sub-platform according to claim 1, wherein the main columns (31) of the unit supporting means (7) are connected to adjacent main columns (31) in the unit supporting means (7) by tie beams (32).
5. A modular stator core lamination auxiliary platform according to claim 1, characterized in that the support platform (6) is provided with a ladder on its side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921443472.9U CN210201668U (en) | 2019-09-02 | 2019-09-02 | Combined stator core lamination auxiliary platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921443472.9U CN210201668U (en) | 2019-09-02 | 2019-09-02 | Combined stator core lamination auxiliary platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210201668U true CN210201668U (en) | 2020-03-27 |
Family
ID=69865268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921443472.9U Active CN210201668U (en) | 2019-09-02 | 2019-09-02 | Combined stator core lamination auxiliary platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210201668U (en) |
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2019
- 2019-09-02 CN CN201921443472.9U patent/CN210201668U/en active Active
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