CN217833493U - Simple tool for additionally installing balance block of steam turbine rotor - Google Patents
Simple tool for additionally installing balance block of steam turbine rotor Download PDFInfo
- Publication number
- CN217833493U CN217833493U CN202221876824.1U CN202221876824U CN217833493U CN 217833493 U CN217833493 U CN 217833493U CN 202221876824 U CN202221876824 U CN 202221876824U CN 217833493 U CN217833493 U CN 217833493U
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- China
- Prior art keywords
- balancing piece
- steam turbine
- turbine rotor
- hole
- hollow rod
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- Expired - Fee Related
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 230000006872 improvement Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000007480 spreading Effects 0.000 abstract description 2
- 230000036760 body temperature Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000013003 hot bending Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Turbine Rotor Nozzle Sealing (AREA)
Abstract
The utility model belongs to the technical field of steam turbine rotor balancing piece installs instrument technique additional and specifically relates to a simple and easy instrument that steam turbine rotor balancing piece installed additional, including hollow rod, location lead screw and balancing piece, the right side center department of balancing piece is equipped with connecting screw hole, the right side of balancing piece is equipped with a word groove and lies in connecting screw hole's upper and lower both ends, connecting screw hole's periphery is equipped with connecting screw, connecting screw is installed in location lead screw's left side, location lead screw's peripheral cover is equipped with hollow rod, a word sword is installed at both ends about hollow rod's the left side, and whole instrument simple structure and convenient equipment extend to rotor balancing hole inside be used for steam turbine rotor balancing piece to install the use additional, has effectively solved and has not taken off the circumstances of jar and has changed the balancing piece under, can accomplish in the short time after the unit stops the fortune, has reduced the unit outage time to saved a large amount of financial resources, the manpower is higher with improvement security and stability and practicality, has certain spreading value.
Description
Technical Field
The utility model relates to a steam turbine rotor balancing piece installs instrument technical field additional, specifically is a simple and easy instrument that steam turbine rotor balancing piece installed additional.
Background
In the steam turbine rotor operation process, often receive the influence of unbalanced force, along with the unit long-time operation, the phenomenon that unit vibration value becomes big can take place sometimes, the reason is probably for the inflation is not smooth arouses the sound friction, the rotor is heated inhomogeneous and arouses the hot bending, perhaps change the part at the maintenance in-process and cause the quality asymmetry, if the unit vibration is bigger than normal, when the rotor has unbalance amount, just need install the balancing piece, the design has the round hole on the current steam turbine cylinder body, the balancing piece has the screw thread, can twist the balancing piece into the rotor balancing hole through the round hole, because the rotor balancing hole is close to the bearing box, the space is narrow and small, including the cylinder body temperature is higher, personnel can't be close to, can't be with the accurate precession balancing piece downthehole of balancing piece, at present will install additional under the circumstances of taking off the jar or the unit longer time cylinder body temperature circumstances that the cylinder body temperature does not high additional, a large amount of financial resources and time have been wasted.
Therefore, a simple tool for adding a balance weight of a turbine rotor is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a simple and easy instrument of steam turbine rotor balancing piece additional installation to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a simple and easy instrument that steam turbine rotor balancing piece installed additional, includes hollow pole, location lead screw and balancing piece, the right side center department of balancing piece is equipped with connecting screw hole, the right side of balancing piece is equipped with a word groove and is located connecting screw hole's upper and lower both ends, connecting screw hole's periphery is equipped with connecting thread, connecting thread is installed in locating screw pole's left side, locating screw pole's peripheral cover is equipped with hollow pole, a word sword is installed at both ends about hollow pole's the left side.
As the preferred scheme of the utility model, the handle is all installed on the right side of hollow rod top and bottom.
As the utility model discloses preferred scheme, the size matching of a word sword clamps in the inside in a word groove.
As the utility model discloses preferred scheme, connecting threaded rod and connecting thread hole threaded connection.
As the utility model discloses preferred scheme, connecting thread and rotor balance hole threaded connection, wherein the inner wall in rotor balance hole is equipped with size accordant connection threaded connection's thread groove.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, the connecting thread pole that sets up through the location lead screw is assembled with the connecting thread hole cooperation that the balancing piece set up, a word sword that sets up through hollow pole one end cooperates with a word groove of balancing piece, wear in hollow pole through the location lead screw other end, and slightly be good at hollow pole, when installing the balancing piece through the location lead screw, utilize the location lead screw to send the balancing piece into the rotor balancing hole on the steam turbine cylinder body, utilize the handle to be used as twisting the balancing piece afterburning usefulness, send the balancing piece into the rotor balancing hole through holding the location lead screw, it is downthehole with the rotor balancing piece to precession through hollow pole, and back precession location lead screw is accomplished in the balancing piece installation, take out hollow pole, the bulk head is simple in tool structure and convenient equipment extends to the downthehole portion of rotor balancing piece of rotor balancing and is used for turbine rotor balancing piece additional, effectively solved and not take off under the circumstances of jar change balancing piece, can accomplish in the short time after the unit stops the fortune, and saved a large amount of financial resources, manpower and improvement security.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall split structure of the present invention;
FIG. 3 is a right side view of the balance weight of the present invention;
fig. 4 is a left side view schematic diagram of the hollow rod of the present invention.
In the figure: 1. a hollow shaft; 101. a handle; 102. a line knife; 2. positioning a screw rod; 201. connecting a threaded rod; 3. a counterbalance; 301. connecting threaded holes; 302. a linear groove; 303. and connecting threads.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention based on the embodiments of the present invention.
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the present invention are presented. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-4, the present invention provides a technical solution:
the utility model provides a simple and easy instrument of steam turbine rotor balancing piece installation additional, including hollow rod 1, positioning screw rod 2 and balancing piece 3, the right side center department of balancing piece 3 is equipped with connecting screw hole 301, the right side of balancing piece 3 is located connecting screw hole 301's upper and lower both ends and is equipped with a word groove 302, connecting screw hole 301's periphery is equipped with connecting thread 303, connecting screw rod 201 is installed in positioning screw rod 2's left side, positioning screw rod 2's peripheral cover is equipped with hollow rod 1, a word sword 102 is installed at both ends about hollow rod 1's the left side, whole tool simple structure and convenient equipment extend to the inside steam turbine rotor balancing piece that is used for of installing additional of rotor balancing piece, effectively solved and changed the balancing piece under the condition of not taking off the jar, can accomplish in the short time after the unit stops transporting, the unit downtime has been reduced, and a large amount of financial resources have been saved, manpower and improvement security and stability and practicality are higher, certain spreading value has.
In the embodiment, referring to fig. 1, 2, 3 and 4, the handles 101 are installed at the top and the bottom of the hollow rod 1 at the right side; the linear knife 102 is matched with the size and clamped inside the linear groove 302; the connecting threaded rod 201 is in threaded connection with the connecting threaded hole 301; the connecting thread 303 is in threaded connection with the rotor balance hole, wherein the inner wall of the rotor balance hole is provided with a thread groove with a size matched with that of the connecting thread 303.
The working principle is as follows: during the use, connecting threaded rod 201 through positioning screw 2 setting is assembled with the connecting screw hole 301 cooperation that the balancing piece 3 set up, a word sword 102 that sets up through hollow pole 1 one end cooperates with a word groove 302 of balancing piece 3, wear in hollow pole 1 through positioning screw 2 other end, and slightly be good at hollow pole 1, when installing balancing piece 3 through positioning screw 2, utilize positioning screw 2 to send balancing piece 3 into the rotor balancing hole on the steam turbine cylinder body, utilize handle 101 to be used for twisting balancing piece 3 afterburning usefulness, send balancing piece 3 into the rotor balancing hole through holding positioning screw 2, through hollow pole 1 with balancing piece 3 precession rotor balancing hole, and back precession positioning screw 2 is installed to accomplish at balancing piece 3, take out hollow pole 1, the whole instrument simple structure and convenient equipment extend to the downthehole portion of rotor balancing piece and be used for steam turbine rotor balancing piece additional, effectively solved and changed the balancing piece under the condition of not taking off the jar, can accomplish in the short time after the unit stops the fortune, and saved a large amount of financial resources, manpower and improvement security and stability and practicality are higher, certain popularization value has.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a simple and easy instrument that steam turbine rotor balancing piece installed additional, includes hollow rod (1), positioning screw (2) and balancing piece (3), its characterized in that: the right side center department of balancing piece (3) is equipped with connecting screw hole (301), the right side of balancing piece (3) is equipped with word groove (302) and is located the upper and lower both ends of connecting screw hole (301), the periphery of connecting screw hole (301) is equipped with connecting thread (303), connecting thread pole (201) are installed in the left side of location lead screw (2), the peripheral cover of location lead screw (2) is equipped with hollow rod (1), a word sword (102) is installed at both ends about the left side of hollow rod (1).
2. The simple tool for additionally installing the balance weight of the steam turbine rotor according to claim 1, characterized in that: the handle (101) is installed on the right side of hollow rod (1) top and bottom all.
3. The simple tool for additionally installing the balance weight of the steam turbine rotor according to claim 1, wherein: the linear knife (102) is matched in size and clamped inside the linear groove (302).
4. The simple tool for additionally installing the balance weight of the steam turbine rotor according to claim 1, characterized in that: the connecting threaded rod (201) is in threaded connection with the connecting threaded hole (301).
5. The simple tool for additionally installing the balance weight of the steam turbine rotor according to claim 1, wherein: the connecting threads (303) are in threaded connection with the rotor balance hole, and a thread groove connected with the connecting threads (303) in a size matching mode is formed in the inner wall of the rotor balance hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221876824.1U CN217833493U (en) | 2022-07-15 | 2022-07-15 | Simple tool for additionally installing balance block of steam turbine rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221876824.1U CN217833493U (en) | 2022-07-15 | 2022-07-15 | Simple tool for additionally installing balance block of steam turbine rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217833493U true CN217833493U (en) | 2022-11-18 |
Family
ID=84039884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221876824.1U Expired - Fee Related CN217833493U (en) | 2022-07-15 | 2022-07-15 | Simple tool for additionally installing balance block of steam turbine rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217833493U (en) |
-
2022
- 2022-07-15 CN CN202221876824.1U patent/CN217833493U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221118 |