CN202195816U - Alignment line support of coaxial central line of turbine lower casing - Google Patents
Alignment line support of coaxial central line of turbine lower casing Download PDFInfo
- Publication number
- CN202195816U CN202195816U CN2011203009438U CN201120300943U CN202195816U CN 202195816 U CN202195816 U CN 202195816U CN 2011203009438 U CN2011203009438 U CN 2011203009438U CN 201120300943 U CN201120300943 U CN 201120300943U CN 202195816 U CN202195816 U CN 202195816U
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- hinge
- welded
- movable hinge
- nut
- right sides
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Abstract
The utility model provides an alignment line support of a coaxial central line of a turbine lower casing, which belongs to central line alignment tools and is characterized in that the alignment line support is mainly composed of a door-shaped support, a movable hinge, a hinge adjusting screw and horizontal adjusting screws. A bottom hinge sheet of the movable hinge is welded on the upper surface at the middle of a horizontal beam of the door-shaped support, and an opening of the movable hinge faces the rear side. A hole arranged on the upper left portion or the upper right portion of an upper hinge sheet of the movable hinge corresponds to a welding nut I, the hinge adjusting screw is installed in the nut I in rotation mode, a left rectangular vertical board and a right rectangular vertical board are welded on the rear portion of the upper surface of the upper hinge sheet of the movable hinge, holes are respectively arranged on the vertical boards, and nuts II are welded on the vertical boards. The horizontal adjusting screws are installed in a left nut II and a right nut II, and a guide line ring is welded in the middle of the rear end edge of the upper hinge sheet of the movable hinge. Two end sections of a steel wire are respectively supported on the horizontal adjusting screws and penetrate through the guide line ring. Plummets are respectively tied at two ends of the steel wire, and by means of micrometer measurement, a coaxial central line of the turbine lower casing is quickly and accurately aligned.
Description
Technical field
The utility model belongs to shaft centre line centering instrument, relates in particular to a kind of centering coil holder of steam turbine coaxial centerlines.
Background technology
The aligning method that steam turbine lower house coaxial centerlines is traditional is: two centers of circle finding out steam turbine lower house two ends by survey instruments such as spirit-leveling instrument, Steel Ruler earlier; Be standard with these two center of circle height then; Do two " door " font coil holders at the lower house two ends respectively, and be benchmark, on the coil holder surface, carve groove respectively one corresponding to home position with this center of circle; At last steel wire is put in the groove, like this with regard to centering steamer lower house coaxial centerlines.The method of looking for coaxial centerlines that this is traditional, its shortcoming is: 1, cumulative errors are big, i.e. (1), the error that produces when looking for two centers of circle, (2), produce error when manufacturing " door " font coil holder; (3), the error of utilizing the center of circle to produce during fluting on coil holder surface; 2, complex procedures, loaded down with trivial details especially when making two " door " font coil holders, needs measurement coil holder absolute altitude repeatedly, adjustment coil holder size, and time-consuming, efficient is low.
Summary of the invention
The purpose of the utility model is the centering coil holder that proposes a kind of steam turbine lower house coaxial centerlines, and is simple in structure, easy to make, and can position the steam turbine coaxial centerlines accurately and fast, guaranteed installation quality, improved work efficiency.
The purpose of the utility model is that realization is like this: a kind of centering coil holder of steam turbine lower house coaxial centerlines; The centering coil holder that it is characterized in that this steam turbine lower house coaxial centerlines mainly is made up of portal trestle, movable hinge, hinge adjusting screw(rod) and horizontal adjustment screw rod; This portal trestle is mainly formed by left and right pillar and horizontal gird assembly welding, the horizontal gird that is welded at the left and right pillar top that symmetry is provided with at interval, and the equal available slot steel of this left and right pillar and horizontal gird is processed; The end page or leaf sheet of movable hinge is welded on the upper surface at the horizontal gird of this portal trestle middle part; And the opening that makes this movable hinge is backwards, the left forward or the right front portion perforate of page or leaf sheet on movable hinge, and corresponding to this hole nut I that on the upper surface of last page of sheet, is welded; Spinning hinge adjusting screw(rod) in this nut I; To regulate the switching degree of movable hinge, promptly regulate the height of going up the page or leaf sheet, in addition; The rear portion of the page or leaf sheet upper surface left and right sides rectangle riser (being block) that is welded symmetrically at interval on movable hinge; Perforate and the center line in hole, the left and right sides is positioned on the same surface level symmetrically on the rectangle riser of the left and right sides, the lateral surface of rectangle riser is corresponding to the position in hole, the left and right sides correspondence nut II that is welded respectively, spinning horizontal adjustment screw rod in this left and right sides nut II in the left and right sides; Rotation horizontal adjustment screw rod makes this horizontal adjustment screw rod move as left and right horizontal, the middle part of the back end edge of the page or leaf sheet conductor loop that is welded on movable hinge.
During use, the centering coil holder of two coaxial centerlines is fixedly mounted on the outside at steam turbine lower house two ends respectively, then with the two ends section of steel wire respectively support on the horizontal adjustment screw rod and pass conductor loop; Last is respectively two plumb bobs at two of steel wire; In the bearing saddle bore of the bearing housing at steam turbine lower house two ends, measure respectively by milscale,, then rotate the hinge adjusting screw(rod) hinge height is adjusted if the steel wire upper-lower position has deviation from left and right, following three directions; Thereby the height of control steel wire; If the steel wire horizontal direction has deviation, then rotate the horizontal adjustment screw rod horizontal adjustment screw rod is moved horizontally, thus the horizontal center of control steel wire; So repeatedly several times, the coaxial centerlines of centering steam turbine lower house rapidly and accurately just.
The centering coil holder of the steam turbine lower house coaxial centerlines that the utility model proposed, rational in infrastructure, easy to use, and can position the steam turbine coaxial centerlines accurately and fast, guaranteed installation quality, improved work efficiency.
Combine accompanying drawing and embodiment that the centering coil holder of the steam turbine lower house coaxial centerlines that the utility model proposed is described further at present.
Description of drawings
Fig. 1 is the schematic perspective view of the centering coil holder of the steam turbine lower house coaxial centerlines that proposes of the utility model.
Fig. 2 is the centering coil holder of the steam turbine lower house coaxial centerlines that proposes of the utility model schematic perspective view when using.
Among Fig. 1, Fig. 21, portal trestle 2, movable hinge 3, riser 4, hinge adjusting screw(rod) 5, horizontal adjustment screw rod 6, conductor loop 7, steel wire 8, plumb bob 9, milscale 10, steam turbine lower house.
Embodiment
From Fig. 1, Fig. 2, can find out: a kind of centering coil holder of steam turbine lower house coaxial centerlines; The centering coil holder that it is characterized in that this steam turbine lower house coaxial centerlines mainly is made up of portal trestle 1, movable hinge 2, hinge adjusting screw(rod) 4 and horizontal adjustment screw rod 5; This portal trestle 1 is mainly formed by left and right pillar and horizontal gird assembly welding, the horizontal gird that is welded at the left and right pillar top that symmetry is provided with at interval, and the equal available slot steel of this left and right pillar and horizontal gird is processed; The end page or leaf sheet of movable hinge 2 is welded on the upper surface at the horizontal gird of this portal trestle 1 middle part; And the opening that makes this movable hinge 2 is backwards, the left forward or the right front portion perforate of page or leaf sheet on movable hinge 2, and corresponding to this hole nut I that on the upper surface of last page of sheet, is welded; Spinning hinge adjusting screw(rod) 4 in this nut I; To regulate the switching degree of movable hinge 2, promptly regulate the height of going up the page or leaf sheet, in addition; The rear portion of the page or leaf sheet upper surface left and right sides rectangle riser 3 (being block) that is welded symmetrically at interval on movable hinge 2; Perforate and the center line in hole, the left and right sides is positioned on the same surface level symmetrically on left and right sides rectangle riser 3, on the lateral surface of left and right sides rectangle riser 3 corresponding to the position in hole, the left and right sides correspondence nut II that is welded respectively, spinning horizontal adjustment screw rod 5 in this left and right sides nut II; Rotation horizontal adjustment screw rod 5 makes this horizontal adjustment screw rod 5 move as left and right horizontal, the middle part of the back end edge of the page or leaf sheet conductor loop 6 that is welded on movable hinge 2.
During use, the centering coil holder of two coaxial centerlines is fixedly mounted on the outside at steam turbine lower house 10 two ends respectively, then with the two ends section of steel wire 7 respectively support on horizontal adjustment screw rod 5 and pass conductor loop 6; Last is respectively two plumb bobs 8 at two of steel wire 7; In the bearing saddle bore of the bearing housing at steam turbine lower house 10 two ends, measure respectively by milscale 9,, then rotate 4 pairs of hinge adjusting screw(rod)s and go up page or leaf sheet height and adjust if steel wire 7 upper-lower positions have deviation from left and right, following three directions; Thereby the height of control steel wire 7; If steel wire 7 horizontal directions have deviation, then rotate 5 pairs of horizontal adjustment screw rods 5 of horizontal adjustment screw rod and move horizontally, thus the horizontal center of control steel wire 7; So repeatedly several times, the coaxial centerlines of centering steam turbine lower house 10 rapidly and accurately just.
Claims (2)
1. the centering coil holder of a steam turbine lower house coaxial centerlines; The centering coil holder that it is characterized in that this steam turbine lower house coaxial centerlines mainly is made up of portal trestle (1), movable hinge (2), hinge adjusting screw(rod) (4) and horizontal adjustment screw rod (5); This portal trestle (1) is mainly formed by left and right pillar and horizontal gird assembly welding; Horizontal gird is welded at the left and right pillar top that symmetry is provided with at interval; The end page or leaf sheet of movable hinge (2) that on the upper surface at the horizontal gird of this portal trestle (1) middle part, is welded, and the opening that makes this movable hinge (2) is backwards, in the left forward or the right front portion perforate of going up the page or leaf sheet of movable hinge (2); And corresponding to this hole nut I that on the upper surface of last page or leaf sheet, is welded; Spinning hinge adjusting screw(rod) (4) in this nut I, in addition, left and right sides rectangle riser (3) at interval symmetrically is welded at the rear portion of going up page or leaf sheet upper surface of movable hinge (2); Perforate and the center line in hole, the left and right sides is positioned on the same surface level symmetrically on left and right sides rectangle riser (3); On the lateral surface of left and right sides rectangle riser (3) corresponding to the position in hole, the left and right sides correspondence nut II that is welded respectively, spinning horizontal adjustment screw rod (5) in this left and right sides nut II, conductor loop (6) is welded at the middle part that movable hinge (2) is gone up the back end edge of page or leaf sheet.
2. the centering coil holder of steam turbine lower house coaxial centerlines according to claim 1 is characterized in that this left and right pillar and horizontal gird all process with channel-section steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203009438U CN202195816U (en) | 2011-08-18 | 2011-08-18 | Alignment line support of coaxial central line of turbine lower casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203009438U CN202195816U (en) | 2011-08-18 | 2011-08-18 | Alignment line support of coaxial central line of turbine lower casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202195816U true CN202195816U (en) | 2012-04-18 |
Family
ID=45950719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203009438U Expired - Lifetime CN202195816U (en) | 2011-08-18 | 2011-08-18 | Alignment line support of coaxial central line of turbine lower casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202195816U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104481190A (en) * | 2014-12-02 | 2015-04-01 | 中国十七冶集团有限公司 | Fixing support of baseline for accurate positioning of equipment installation |
| CN104690548A (en) * | 2015-04-08 | 2015-06-10 | 武汉科技大学 | Aligning device for drawn steel wire of turbine partition plate |
-
2011
- 2011-08-18 CN CN2011203009438U patent/CN202195816U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104481190A (en) * | 2014-12-02 | 2015-04-01 | 中国十七冶集团有限公司 | Fixing support of baseline for accurate positioning of equipment installation |
| CN104690548A (en) * | 2015-04-08 | 2015-06-10 | 武汉科技大学 | Aligning device for drawn steel wire of turbine partition plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120418 |