CN216037882U - Steel wire centering device is drawn to steam turbine bearing frame - Google Patents
Steel wire centering device is drawn to steam turbine bearing frame Download PDFInfo
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- CN216037882U CN216037882U CN202121466790.4U CN202121466790U CN216037882U CN 216037882 U CN216037882 U CN 216037882U CN 202121466790 U CN202121466790 U CN 202121466790U CN 216037882 U CN216037882 U CN 216037882U
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- support
- steel wire
- steam turbine
- centering device
- turbine bearing
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Abstract
The utility model relates to a steel wire drawing centering device for a bearing seat of a steam turbine, which comprises a support, wherein a base is arranged at the top of the support, the base is rotatably connected with a supporting block, the supporting block is in threaded connection with a height adjusting piece, the axis of the height adjusting piece is positioned on the rotating plane of the supporting block and can penetrate through the supporting block, a horizontal adjusting piece is further in threaded connection with the supporting block, the axis of the horizontal adjusting piece is vertical to the rotating plane of the supporting block, a steel wire wheel is fixed on the horizontal adjusting piece, a steel wire is wound on the steel wire wheel, and the end part of the steel wire is fixedly connected with the support through a fixing piece.
Description
Technical Field
The utility model relates to the technical field of alignment of a turbine bearing seat, in particular to a steel wire drawing centering device for a turbine bearing seat.
Background
The statements herein merely provide background information related to the present disclosure and may not necessarily constitute prior art.
At present, a steel wire drawing method is mostly adopted when the bearing seat of the steam turbine is centered in China, and a support for erecting the steel wire is a triangular support welded by using a phi 25 x 2 seamless steel pipe.
The inventor finds that when the steel wire is erected by adopting the tripod, fine adjustment cannot be achieved when the positions of the steel wire are adjusted up, down, left and right, the construction efficiency is low, and the precision in centering cannot be guaranteed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a steel wire drawing centering device for a bearing seat of a steam turbine, which can realize fine adjustment of the position of a steel wire and has high construction efficiency.
In order to achieve the purpose, the utility model adopts the following technical scheme:
in a first aspect, an embodiment of the utility model provides a steam turbine bearing seat steel wire drawing centering device, which comprises a support, wherein a base is installed at the top of the support, the base is rotatably connected with a supporting block, the supporting block is in threaded connection with a height adjusting piece, the axis of the height adjusting piece is located on a rotating plane of the supporting block and can penetrate through the supporting block, a horizontal adjusting piece is further in threaded connection with the supporting block, the axis of the horizontal adjusting piece is perpendicular to the rotating plane of the supporting block, a steel wire wheel is fixed on the horizontal adjusting piece, a steel wire is wound on the steel wire wheel, and the end part of the steel wire is fixedly connected with the support through a fixing piece.
Optionally, the bracket comprises a first bracket part, a second bracket part is inserted into the first bracket part, and the second bracket part is telescopically connected with the first bracket part and can be locked and fixed through a locking part.
Optionally, at least two retaining members are provided.
Optionally, the first support part is provided with a vertically arranged sliding groove, the second support part is provided with a through hole, the locking part adopts a locking bolt, and the locking bolt penetrates through the sliding groove and the through hole respectively and is screwed with a locking nut.
Optionally, the base includes the backup pad, be provided with first otic placode and second otic placode in the backup pad, the support block inserts the space between first otic placode and the second otic placode and rotates with the pivot that sets up between first otic placode and second otic placode and be connected.
Optionally, the height adjusting part adopts a height adjusting bolt or a height adjusting screw rod which is in threaded connection with the supporting block and can penetrate through the supporting block.
Optionally, the horizontal adjusting member is a horizontal adjusting bolt or a horizontal adjusting screw which is in threaded connection with the supporting block and penetrates through the supporting block.
Optionally, one end of the horizontal adjusting piece is connected with the steel wire wheel, and the other end of the horizontal adjusting piece is provided with a rotating handle.
Optionally, the fixing part adopts a brace, one end of the brace is fixedly connected with the support, and the other end of the brace is fixedly connected with the end part of the steel wire.
Optionally, a tension detection element is mounted on the steel wire between the steel wire wheel and the brace.
The beneficial effects of the above-mentioned embodiment of the present invention are as follows:
according to the steel wire drawing centering device, the height adjusting piece is in threaded connection with the supporting block and can penetrate through the supporting block, so that the height adjusting piece can be in contact with the base, the supporting block can be driven to form an included angle with the horizontal plane through the distance of the height adjusting piece penetrating through the supporting block, fine adjustment of the height of the steel wire wheel is achieved, fine adjustment of the horizontal position of the steel wire wheel can be achieved by rotating the horizontal adjusting piece, fine adjustment of the upper position, the lower position, the left position and the right position of the steel wire wheel is achieved, construction efficiency is high, and centering accuracy of the bearing block is guaranteed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;
the tension meter comprises a first bracket part 1, a locking bolt 2, a second bracket part 3, a support plate 4, a rotating shaft 5, a support block 6, a support block 7, a steel wire wheel 8, a height adjusting part 9, a steel wire 10, a tension meter 11, a brace 12, a first lug plate 13, and a second lug plate 14.
Detailed Description
Example 1
The embodiment discloses a steam turbine bearing frame draws steel wire centering device, when carrying out the alignment to turbine and bearing frame, two steam turbine bearing draw the cooperation of steel wire centering device and use, two devices set up respectively in the both sides of steam turbine bearing frame, then connect the steel wire between it, utilize the steel wire to carry out the work of alignment to the bearing frame.
The centering device comprises a support, and the support is used for supporting the steel wire wheel and other components.
In order to adjust the height of parts such as wire wheel on the whole, the support adopts scalable lift's support, and is concrete, the support includes first support portion 1, second support portion 3 has been inserted in the first support portion, and first support portion and second support portion telescopic connection, other parts are connected at second support portion top, and elevating movement can be done to second lift portion, and then other parts such as drive wire wheel are elevating movement.
In one embodiment, the first and second frame portions are made of square steel or square concrete, and are arranged in a hollow structure for convenient adjustment and weight reduction.
In other embodiments, the first and second frame portions may also be made of cylindrical steel or cylindrical concrete, and one skilled in the art can design the frame according to actual conditions as long as the supporting requirements are met.
First support portion and second support portion pass through retaining member fixed connection, in order to guarantee the locking intensity of first support portion and second support portion, the retaining member sets up two at least, in this embodiment, the retaining member sets up two.
In this embodiment, the retaining member adopts locking bolt 2 and lock nut, and is corresponding, set up the spout along vertical setting on two relative lateral walls of first support portion, be provided with two through-holes that distribute from top to bottom on the second support portion, spout and through-hole all with locking bolt phase-match.
The locking bolt penetrates through the first support portion and the second support portion through the sliding groove and the through hole respectively and is screwed with the locking nut, the bolt cap of the locking nut and the locking bolt is pressed on the outer side face of the first support portion, the bolt rod of the locking bolt is used for fixing the second support portion, and locking and fixing of the first support portion and the second support portion are achieved.
When the height of support needs to be adjusted, locking nut is loosened, second support portion is driven to do lifting motion, locking bolt slides along the sliding groove, and when second support portion rises to a set height, locking nut is screwed.
The top of second support portion is fixed with the base, including backup pad 4, be provided with first otic placode 13 and second otic placode 14 in the backup pad perpendicularly, for convenient drawing of materials and processing, backup pad, first otic placode and second otic placode all adopt the steel sheet, first otic placode and second otic placode and backup pad welded fastening.
Be provided with pivot 5 between first otic placode and the second otic placode, the pivot passes first otic placode and second otic placode and utilizes the spacing lid at pivot both ends to carry out spacing fixed, and the pivot is rotated with the bottom of supporting shoe 7 and is connected, and the supporting shoe can revolute the rotation of axes.
In this embodiment, the supporting block adopts a cuboid structure and has a long side, a minor short side and a shortest side, wherein the rotating shaft penetrates through a plane where the long side and the minor short side are located, so that the supporting block can rotate in a set plane perpendicular to a horizontal plane.
The supporting block is in threaded connection with a horizontal adjusting piece 6, the horizontal adjusting piece penetrates through the supporting block through the plane where the two long sides and the minor short side of the supporting block are located, the axis of the horizontal adjusting piece is perpendicular to the first plane, a steel wire wheel is fixed to one end of the horizontal adjusting piece, a handle is fixed to the other end of the horizontal adjusting piece, in one implementation mode, the horizontal adjusting piece is a horizontal adjusting screw, the horizontal adjusting screw is in threaded connection with the supporting block, the handle is fixed to one end of the horizontal adjusting screw, the steel wire wheel 8 is fixed to the other end of the horizontal adjusting screw, the handle and the steel wire wheel are welded and fixed to the two ends of the horizontal adjusting screw, the horizontal adjusting screw can be driven to move in the horizontal direction by rotating the horizontal adjusting screw through the handle, and then the steel wire wheel is subjected to fine adjustment in position in the horizontal direction.
In another embodiment, the horizontal adjusting member may further adopt a horizontal adjusting bolt.
The supporting block is further in threaded connection with a height adjusting piece 9, and the height adjusting piece penetrates through the supporting block through the plane where the two long sides and the shortest side of the supporting block are located, so that the axis of the height adjusting piece is located in the set plane.
In this embodiment, the height adjusting member is a height adjusting bolt, and the height adjusting bolt penetrates through the supporting block.
Height adjusting bolt passes the supporting shoe after the supporting shoe with the upper surface contact of backup pad, and height adjusting bolt passes the supporting shoe distance and adjusts, can make supporting shoe and backup pad be different contained angles, and then finely tunes the height of steel wire wheel.
In another embodiment, the height adjusting member may further adopt a height adjusting screw, and accordingly, a handle is required to be arranged at the end of the height adjusting screw, so that the height adjusting screw can be conveniently rotated.
The steel wire wheel is wound with a steel wire 10, in the embodiment, the steel wire is 0.5mm, and the end part of the steel wire is connected with the first bracket part of the bracket through a fixing part.
In one embodiment, the fixing part adopts a brace 12, one end of the brace is fixed with the first support part, the brace can be fixed with the first support part in a welding mode, and the other end of the brace is fixedly connected with the end part of the steel wire, so that the steel wire is fixed.
The brace is made of flexible metal materials, and the brace has certain flexibility and can deform, so that the requirement of tensioning the steel wire is met.
In order to conveniently detect the tensile force generated by the steel wire during working, a tensile force detection element is arranged on the steel wire between the steel wire wheel and the brace, and the tensile force detection element adopts a tension meter 11 and can detect the tensile force generated by the steel wire.
When the device of this embodiment is used, all set up the device of this embodiment in steam turbine bearing frame both sides, the axis of steel wire wheel is perpendicular with the axis of bearing frame, and the steel wire passes behind the steam turbine bearing frame and walks around the steel wire wheel after and be connected with the brace through the tensiometer, utilizes horizontal adjusting screw and high adjusting screw to finely tune the left and right, upper and lower position of steel wire wheel respectively, and up to satisfying the requirement, then adopts and draws the steel wire method to carry out the alignment to the bearing frame of steam turbine. The tension produced by the wire can be read by a tension meter.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (10)
1. The utility model provides a steam turbine bearing frame draws steel wire centering device, its characterized in that, includes the support, and the base is installed at the support top, and the base rotates and is connected with the supporting shoe, supporting shoe threaded connection has height control spare, and height control spare's axis is located the rotation plane of supporting shoe and can pass the supporting shoe, and it has horizontal adjustment spare still to go back threaded connection on the supporting shoe, and horizontal adjustment spare's axis is perpendicular with the rotation plane of supporting shoe, and horizontal adjustment spare is fixed with the steel wire wheel, and the steel wire wheel winding has the steel wire, and the steel wire tip passes through mounting and support fixed connection.
2. The steam turbine bearing support stay wire centering device of claim 1, wherein the bracket comprises a first bracket portion, a second bracket portion is inserted into the first bracket portion, and the second bracket portion is telescopically connected with the first bracket portion and can be locked and fixed by a locking member.
3. The steam turbine bearing support guy wire centering device of claim 2, wherein said locking member is provided in at least two numbers.
4. The steam turbine bearing block steel wire centering device according to claim 2, wherein the first support part is provided with a vertically arranged sliding groove, the second support part is provided with a through hole, the locking member is a locking bolt, and the locking bolt respectively passes through the first support part and the second support part through the sliding groove and the through hole and is screwed with a locking nut.
5. The steam turbine bearing block wire centering device according to claim 1, wherein said base comprises a support plate, said support plate having a first lug plate and a second lug plate, said support block being inserted into a space between said first lug plate and said second lug plate and being rotatably connected to a shaft provided between said first lug plate and said second lug plate.
6. The steam turbine bearing support guy wire centering device of claim 1, wherein said height adjusting means is a height adjusting bolt or a height adjusting screw threadedly coupled to the support block and capable of passing through the support block.
7. The steam turbine bearing support guy wire centering device of claim 1, wherein said horizontal adjusting member is a horizontal adjusting bolt or a horizontal adjusting screw threadedly coupled to the support block and passing through the support block.
8. The steam turbine bearing support wire centering device as claimed in claim 1, wherein said horizontal adjusting member is connected to the wire wheel at one end thereof and provided with a turning handle at the other end thereof.
9. The steam turbine bearing pedestal stay wire centering device of claim 1, wherein the fixing member is a stay, one end of the stay is fixedly connected with the bracket, and the other end of the stay is fixedly connected with the end part of the steel wire.
10. The steam turbine bearing support wire centering device as claimed in claim 1, wherein a tension detecting element is installed on the wire between the wire wheel and the brace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121466790.4U CN216037882U (en) | 2021-06-29 | 2021-06-29 | Steel wire centering device is drawn to steam turbine bearing frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121466790.4U CN216037882U (en) | 2021-06-29 | 2021-06-29 | Steel wire centering device is drawn to steam turbine bearing frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216037882U true CN216037882U (en) | 2022-03-15 |
Family
ID=80616705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121466790.4U Active CN216037882U (en) | 2021-06-29 | 2021-06-29 | Steel wire centering device is drawn to steam turbine bearing frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216037882U (en) |
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2021
- 2021-06-29 CN CN202121466790.4U patent/CN216037882U/en active Active
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