CN220740800U - Centering tool for wheel alignment of steam feed pump of unit - Google Patents
Centering tool for wheel alignment of steam feed pump of unit Download PDFInfo
- Publication number
- CN220740800U CN220740800U CN202322012485.3U CN202322012485U CN220740800U CN 220740800 U CN220740800 U CN 220740800U CN 202322012485 U CN202322012485 U CN 202322012485U CN 220740800 U CN220740800 U CN 220740800U
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- Prior art keywords
- disc shaft
- feed pump
- frame
- test
- centering
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- 230000008878 coupling Effects 0.000 claims abstract description 10
- 238000010168 coupling process Methods 0.000 claims abstract description 10
- 238000005859 coupling reaction Methods 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000011089 mechanical engineering Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a wheel alignment and centering tool for a steam feed pump of a unit, which comprises a meter frame and a disc shaft hoop; through the cooperation of specialized tool, can solve the problem that water-feeding pump steam turbine centering is difficult and the dish axle is hard, this specialized centering and dish axle instrument simple structure, simple manufacture, the cost is lower, easy operation, can the special shaft coupling structure of efficient solution water-feeding pump steam turbine, make things convenient for frame table centering and dish axle, shortened the maintenance time, also guaranteed can not appear the instrument phenomenon of skidding, both improved the efficiency of maintenance, guaranteed the quality of maintenance again.
Description
Technical Field
The utility model relates to the technical field of mechanical engineering, in particular to a centering tool for a pair wheel of a steam feed pump.
Background
The unit feed pump turbine and the steam feed pump are connected by a tooth-type coupling. The tooth-type coupling has small radial dimension and large bearing capacity. However, the interval between the two couplings is too large, the short section is required to be installed in the middle, the periodic end face and the circumference are required to be measured respectively by the dial indicator when the centering is performed, the dial indicator frame in the prior art cannot meet the centering condition, in addition, the dial shaft is required in the centering process, the water supply pump turbine has no corresponding dial shaft tool in the dial shaft process, the corresponding resistance is large when the dial shaft is used, conventionally, the moment can be increased only by using corresponding external force tools such as a crowbar to achieve the purpose of centering the dial shaft, slipping and other phenomena are easy to occur in the process, the object is hit, the efficiency is low, and the working progress is delayed.
Disclosure of Invention
The utility model aims to solve at least one technical problem and provide a centering tool for a pair wheel of a steam feed pump, by using the special centering meter frame, one side of the centering meter frame is connected with a turbine shaft of the steam feed pump by using a flange plate, the flange plate is welded by an extension rod, a cross beam is welded on the extension rod to form right-angle connection, and a hole is punched in the cross beam for inserting a dial indicator, so that three dial indicators can be accurately pointed on the end face and the circumference of a coupling at the side of the pump, and the purpose of centering is achieved. The diameter of the special disc shaft tool coupler is equal to that of the disc shaft tool coupler, the disc shaft tool coupler is perfectly held on the disc shaft tool coupler, a screw is welded outside the disc shaft tool coupler, and the disc shaft is achieved by pulling the screw.
The utility model provides a centering tool for a pair wheel of a steam feed pump, which comprises a meter frame and a disc shaft hoop;
the meter frame comprises a test frame, a support column and a chassis, wherein the upper end of the support column is connected with the test frame, the lower end of the support column is connected with the chassis, the chassis is used for being connected with a lower Fang Shuibeng turbine shaft, the test frame is used for installing a dial indicator, and the support column is used for connecting the chassis and the test frame;
the disc shaft hoops comprise first disc shaft half hoops and second disc shaft half hoops, the first disc shaft half hoops and the second disc shaft half hoops are connected through combined connection bolts to form a complete circle and are used for being sleeved outside the tooth-shaped coupling, and disc shaft arms are arranged on the first disc shaft half hoops and the second disc shaft half hoops.
In the technical scheme, the chassis is provided with the bolt connecting hole.
In the above technical solution, the support column is adjustable in length.
In the above technical scheme, the test frame comprises a test cross frame and a test side frame, and the test side frame is vertically arranged at one end of the test cross frame.
In the above technical scheme, be provided with first mounting hole and the corresponding first fastening screw of its position on the test crossbearer for install and fix first measuring table, be provided with second mounting hole and the corresponding second fastening screw of its position on the test crossbearer for install and fix the second measuring table.
In the above technical scheme, the test side frame is provided with a third mounting hole and a third fastening screw corresponding to the third mounting hole in position, and the third fastening screw is used for mounting and fixing a third measuring meter.
In the above technical solution, the first measuring meter, the second measuring meter and the third measuring meter are percentage meters.
In the technical scheme, the disc shaft arms are arranged at equal intervals.
In the technical proposal, the number of the disc shaft arms arranged on the first disc shaft half hoop is 3, the number of disc shaft arms arranged on the second disc shaft half hoop is 3.
In the technical scheme, the pneumatic water supply pump centering tool further comprises a dial indicator for measuring the distance.
The beneficial effects are that:
the utility model discloses a centering tool for a pair wheel of a steam feed pump, which comprises a meter frame and a disc shaft hoop; through the cooperation of specialized tool, can solve the problem that water-feeding pump steam turbine centering is difficult and the dish axle is hard, this specialized centering and dish axle instrument simple structure, simple manufacture, the cost is lower, easy operation, can the special shaft coupling structure of efficient solution water-feeding pump steam turbine, make things convenient for frame table centering and dish axle, shortened the maintenance time, also guaranteed can not appear the instrument phenomenon of skidding, both improved the efficiency of maintenance, guaranteed the quality of maintenance again.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following description will briefly introduce the drawings that are needed in the detailed description or the prior art, it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic elevational view of a frame in the present utility model.
Fig. 2 is a schematic top view of the structure of the frame of the present utility model.
Fig. 3 is a schematic top view of the disk collar of the present utility model.
Fig. 4 is a schematic side view of the disk collar of the present utility model.
In the figure: 1. the first fastening screw, 2, the test cross frame, 3, the test side frame, 4, the third fastening screw, 5, the second fastening screw, 6, the support column, 7, the chassis, 8, the first mounting hole, 9, second mounting holes, 10, bolt connecting holes, 11, first disc shaft half hoops, 12, second disc shaft half hoops, 13, combined connecting bolts, 14 and disc shaft arms.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
The utility model provides a centering tool for a pair wheel of a steam feed pump, which comprises a meter frame and a disc shaft hoop;
the meter frame comprises a test frame, a support column 6 and a chassis 7, wherein the upper end of the support column 6 is connected with the test frame, the lower end of the support column 6 is connected with the chassis 7, the chassis 7 is used for being connected with a lower Fang Shuibeng turbine shaft, the test frame is used for installing a dial indicator, and the support column 6 is used for connecting the chassis 7 and the test frame;
the disc shaft hoops comprise a first disc shaft half hoop 11 and a second disc shaft half hoop 12, the first disc shaft half hoop 11 and the second disc shaft half hoop 12 are connected through a combined connecting bolt 13 to form a complete circle and are used for being sleeved outside the tooth-type coupling, and disc shaft arms 14 are arranged on the first disc shaft half hoop 11 and the second disc shaft half hoop 12.
In this embodiment, the chassis 7 is provided with bolt connection holes 10, and the number of the bolt connection holes 10 is 4.
In this embodiment, the support column 6 is adjustable in length.
In this embodiment, the test frame includes a test cross frame 2 and a test side frame 3, and the test side frame 3 is vertically disposed at one end of the test cross frame 2.
In this embodiment, the test cross frame 2 is provided with a first mounting hole 8 and a first fastening screw 1 corresponding to the position of the first mounting hole for mounting and fixing a first measuring meter, and the test cross frame 2 is provided with a second mounting hole 9 and a second fastening screw 5 corresponding to the position of the second mounting hole for mounting and fixing a second measuring meter.
In this embodiment, the test side frame 3 is provided with a third mounting hole and a third fastening screw 4 corresponding to the position thereof, for mounting and fixing a third measuring meter.
In this embodiment, the first, second and third measuring tables are percentage tables.
In this embodiment, the disc shaft arms 14 are equidistantly spaced.
In the present embodiment, the number of the disc shaft arms 14 provided on the first disc shaft half hoop 11 is 3, and the number of the disc shaft arms 14 provided on the second disc shaft half hoop 12 is 3.
In this embodiment, the pneumatic water feeding pump centering tool further includes a dial indicator for measuring the distance.
When the pneumatic water supply pump centering tool works, firstly, a meter frame and a water pump turbine shaft below are used, specifically, after a chassis is aligned to the water pump turbine shaft, bolts are installed in bolt connection holes of the chassis, the chassis is locked after tightening, a dial indicator is installed in a first installation hole, a second installation hole and a third installation hole on the other side of the test frame respectively, then the dial indicator is fixed through a first fastening screw, a second fastening screw and a third fastening screw, and then the length of a support column is adjusted or not adjusted according to the distance between the water pump turbine shaft and a coupling on the other side; and then installing a disc shaft hoop, sleeving the first disc shaft half hoop and the second disc shaft half hoop outside the water pump turbine shaft from two sides, connecting through a combined connecting bolt, and carrying out disc hoop operation by comparing a disc shaft arm on the disc shaft hoop with the central position measured by the dial indicator on the other side after the hooping is completed, so that the water pump turbine shaft and the centering work of the centering wheel are finally realized.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (10)
1. The utility model provides a unit steam feed pump centering instrument of wheel which characterized in that: comprises a watch stand and a disc shaft hoop;
the meter frame comprises a test frame, a support column and a chassis, wherein the upper end of the support column is connected with the test frame, and the lower end of the support column is connected with the chassis;
the disc shaft hoops comprise first disc shaft half hoops and second disc shaft half hoops, the first disc shaft half hoops and the second disc shaft half hoops are connected through combined connection bolts to form a complete circle and are used for being sleeved outside the tooth-shaped coupling, and disc shaft arms are arranged on the first disc shaft half hoops and the second disc shaft half hoops.
2. The set of pneumatic feed pump centering tools of claim 1, wherein: the chassis is provided with a bolt connecting hole.
3. The set of pneumatic feed pump centering tools of claim 1, wherein: the support column is length adjustable.
4. The set of pneumatic feed pump centering tools of claim 1, wherein: the test frame comprises a test transverse frame and a test side frame, and the test side frame is vertically arranged at one end of the test transverse frame.
5. The set pneumatic feed pump centering tool of claim 4, wherein: the test transverse frame is provided with a first mounting hole and a first fastening screw corresponding to the position of the first mounting hole and used for mounting and fixing a first measuring meter, and the test transverse frame is provided with a second mounting hole and a second fastening screw corresponding to the position of the second mounting hole and used for mounting and fixing a second measuring meter.
6. The set pneumatic feed pump centering tool of claim 4, wherein: and a third mounting hole and a third fastening screw corresponding to the third mounting hole are arranged on the test side frame and are used for mounting and fixing a third measuring meter.
7. The set pneumatic feed pump centering tool of claim 5, wherein: the first measuring meter and the second measuring meter are percentage meters.
8. The set of pneumatic feed pump centering tools of claim 1, wherein: the disc shaft arms are arranged at equal intervals.
9. The set of pneumatic feed pump centering tools of claim 1, wherein: the number of the disc shaft arms arranged on the first disc shaft half hoops is 3, and the number of the disc shaft arms arranged on the second disc shaft half hoops is 3.
10. The set of pneumatic feed pump centering tools of claim 1, wherein: the pneumatic water supply pump centering tool further comprises a dial indicator for measuring the distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322012485.3U CN220740800U (en) | 2023-07-28 | 2023-07-28 | Centering tool for wheel alignment of steam feed pump of unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322012485.3U CN220740800U (en) | 2023-07-28 | 2023-07-28 | Centering tool for wheel alignment of steam feed pump of unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220740800U true CN220740800U (en) | 2024-04-09 |
Family
ID=90561459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322012485.3U Active CN220740800U (en) | 2023-07-28 | 2023-07-28 | Centering tool for wheel alignment of steam feed pump of unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220740800U (en) |
-
2023
- 2023-07-28 CN CN202322012485.3U patent/CN220740800U/en active Active
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