CN108326793A - A kind of Gas-steam Combined Cycle partition board of steam turbine straight pin provision for disengagement and method - Google Patents
A kind of Gas-steam Combined Cycle partition board of steam turbine straight pin provision for disengagement and method Download PDFInfo
- Publication number
- CN108326793A CN108326793A CN201810252523.3A CN201810252523A CN108326793A CN 108326793 A CN108326793 A CN 108326793A CN 201810252523 A CN201810252523 A CN 201810252523A CN 108326793 A CN108326793 A CN 108326793A
- Authority
- CN
- China
- Prior art keywords
- gripping sleeve
- straight pin
- face
- partition board
- shaped
- Prior art date
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- Granted
Links
- 238000005192 partition Methods 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052802 copper Inorganic materials 0.000 claims abstract description 10
- 239000010949 copper Substances 0.000 claims abstract description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000009527 percussion Methods 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
A kind of Combined cycle gas-steam turbine partition board of steam turbine straight pin provision for disengagement and method are related to a kind of partition board of steam turbine straight pin provision for disengagement and method.Taking-up is can not be successfully in order to exist when straight pin when solving the problems, such as to dismantle upper and lower semiclapboard in current Combined cycle gas-steam turbine partition board of steam turbine process.The gripping sleeve of the present invention is tubular body, and on tubular body, aperture lines are provided on tubulose body length, and the tube wall of tubular body is respectively equipped with clamp holder along the both sides of aperture lines, is locked the clamp holder of the both sides of lock opening line by fishbolt；The first end face of gripping sleeve is vertical with the tubulose body axis of gripping sleeve, and the tubulose body axis of second end face and gripping sleeve is equipped with angle；Second U-shaped side of U-shaped drift is parallel with the second end face of gripping sleeve and contacts with each other, and the first U-shaped side is parallel with gripping sleeve first end face；Filling pad is copper gasket, and filling pad is fixed on U-shaped drift by fixing bolt.The present invention is dismantled for partition board straight pin.
Description
Technical field
The present invention relates to a kind of partition board of steam turbine straight pin provision for disengagement and methods.
Background technology
Gas-steam Combined Cycle partition board of steam turbine is made of upper and lower part, and split is fixed by two straight pins
Position, using bolt next, merging upper and lower part passes through lathe turning outer circle, endoporus, end face.Sometimes upper and lower semiclapboard welding equipment
Deformation leads to radial misalignments (radially grinding one's teeth) afterwards, so due to upper and lower semiclapboard, there are four for centering clamping on lathe before turning
Point unbalance stress may be such that straight pin elastic deformation or straight pin and pin hole gap are too small or iron filings are cleared up and are not thorough,
There are problems that when dismantling upper and lower semiclapboard can not be successfully taking-up when straight pin after turning, and is frequently necessary to destroy cylinder
Pin.
Invention content
The present invention in order to solve to dismantle in current Gas-steam Combined Cycle partition board of steam turbine process upper and lower half every
There are problems that can not be successfully taking-up when straight pin when plate.
A kind of Gas-steam Combined Cycle partition board of steam turbine straight pin provision for disengagement, including：It is gripping sleeve, U-shaped drift, U-shaped
Gasket；
Gripping sleeve is tubular body, and on tubular body, lock opening line, the tube wall of tubular body are provided on tubulose body length
It is respectively equipped with clamp holder along the both sides of lock opening line, the clamp holder of the both sides of lock opening line is denoted as the first clamp holder and second respectively
Clamp holder, the first clamp holder are equipped with several through-holes, and the second clamp holder is equipped with the equal tapped through hole of quantity, and the through-hole of the first clamp holder
It is arranged in a one-to-one correspondence with the tapped through hole of the second clamp holder, several through-holes on the first clamp holder are installed with fishbolt respectively, and each
Fishbolt is used cooperatively with the tapped through hole on the second clamp holder respectively, can be by fishbolt by the both sides of lock opening line
Clamp holder locking；
Both ends of the surface on gripping sleeve length direction are denoted as first end face and second end face respectively；Plane where first end face with
The tubulose body axis of gripping sleeve is vertical, and the tubulose body axis of plane and gripping sleeve where second end face is equipped with angle；
Two U-shaped sides of U-shaped drift are denoted as the first U-shaped side and the second U-shaped side respectively；In gripping sleeve and U-shaped wedge
When iron is used cooperatively, the second U-shaped side is parallel with the second end face on gripping sleeve length direction and contacts with each other, the first U-shaped side
Face is parallel with the first end face on gripping sleeve length direction；First U-shaped side of U-shaped drift is provided with several tapped blind holes；
Filling pad is copper gasket, and filling pad is identical as the shape of the first U-shaped side；Be provided on filling pad with it is U-shaped
The one-to-one counterbore of tapped blind hole on drift is set in each counterbore there are one fixing bolt, and fixing bolt fixes filling pad
On the first U-shaped side of U-shaped drift.
Further, several through-holes on the first clamp holder are counterbore.
Further, the through-hole on the first clamp holder is set as 3.
Further, the tapped blind hole quantity of the first U-shaped side of U-shaped drift is 6, and 6 tapped blind holes are set as two
Row often arranges 3.
Further, fishbolt is hexagon socket head cap screw.
Further, fixing bolt is hexagon socket head cap screw.
Further, the tubulose body axis of plane and gripping sleeve where the other end in the both ends on gripping sleeve length direction
Angle equipped with angle is 15 degree to 30 degree.
A kind of Gas-steam Combined Cycle partition board of steam turbine straight pin method for dismounting, includes the following steps：
The tubular body of gripping sleeve with straight pin matching size is sleeved on to the top of straight pin, is pressed from both sides first with fishbolt
It is locked on handle and the second clamp holder, to clamp straight pin；Ensure that gripping sleeve second end face faces partition board split downward simultaneously,
And there are gaps between gripping sleeve second end face and partition board split, and the U-shaped drift for installing filling pad is placed on gripping sleeve
Between second end face and partition board split, ensure that copper filling pad is contacted with partition board split downward at this time, U-shaped drift
Second U-shaped side contacts with each other with the second end face on gripping sleeve length direction, across U-shaped drift on straight pin length direction
U-lag；It is tapped repeatedly by the bottom surface of U-shaped drift so that U-shaped drift the second U-shaped side is by second on gripping sleeve length direction
End face jacks up, and drives straight pin to move upwards, pin is slowly driven and is pulled up, to complete the dismounting of straight pin.
The invention has the advantages that：
(1) the existing straight pin method for dismounting for destroying straight pin is compared, the present invention can ensure the intact of straight pin, subtract
Lack the damage of straight pin, save cost.
(2) present invention can realize the smooth taking-up of straight pin when straight pin can not take out by hand, and time saving and energy saving,
Compared to existing straight pin method for dismounting, the present invention can save for 80% or more take-down time.
(3) filling pad of the present invention is set as copper so that U-shaped drift is relatively easily squeezed in gripping sleeve and partition board split
Between, while preventing from colliding with during pulling out straight pin, scratching partition board split and pin pulling out device.
(4) the configuration of the present invention is simple is manufactured and is easy, at low cost, is used convenient for a wide range of.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the present invention；
Fig. 2 is the front view of the present invention；
Fig. 3 is Fig. 1 vertical views；
Fig. 4 is Fig. 1 upward views；
Fig. 5 is Fig. 4 sectional views；
Fig. 6 is Fig. 1 left views；
Fig. 7 is Fig. 6 sectional views；
Fig. 8 is status diagram of pulling pin.
Specific implementation mode
Specific implementation mode one：Illustrate present embodiment in conjunction with Fig. 1 to Fig. 7,
A kind of Gas-steam Combined Cycle partition board of steam turbine straight pin provision for disengagement, including：Gripping sleeve 1, U-shaped drift 2, U
Type gasket 3；
Gripping sleeve 1 is tubular body, and on tubular body, lock opening line 10 is provided on tubulose body length, tubular body
Tube wall is respectively equipped with clamp holder along the both sides of lock opening line, and the tube wall that the clamp holder of lock opening line both sides is connect with respective side is
It is fixedly connected with either an entirety, the clamp holder of the both sides of lock opening line and is denoted as the first clamp holder 11 and the second clamp holder 12 respectively,
First clamp holder is equipped with several through-holes, and the second clamp holder is equipped with the equal tapped through hole of quantity, and the through-hole of the first clamp holder and the
The tapped through hole of two clamp holders is arranged in a one-to-one correspondence, and several through-holes on the first clamp holder are installed with fishbolt 4, and each clamping respectively
Bolt 4 is used cooperatively with the tapped through hole on the second clamp holder respectively, can be by fishbolt 4 by the both sides of lock opening line
Clamp holder is locked；
Both ends of the surface on gripping sleeve length direction are denoted as first end face 13 and second end face 14 respectively；Where first end face 13
Plane is vertical with the tubulose body axis of gripping sleeve, and the tubulose body axis of 14 place plane of second end face and gripping sleeve is equipped with angle,
The first end face in both ends i.e. on gripping sleeve length direction is plane, and second end face is inclined-plane；
Two U-shaped sides of U-shaped drift 2 are denoted as the first U-shaped side 22 and the second U-shaped side 21 respectively；In gripping sleeve and U
When type drift is used cooperatively, the second U-shaped side 21 is parallel with the second end face 14 on gripping sleeve length direction and contacts with each other, the
One U-shaped side 22 is parallel with the first end face 13 on gripping sleeve length direction, i.e. first in two U-shaped sides of U-shaped drift 2
U-shaped side is plane, and the second U-shaped side is inclined-plane, and two on the angle between two U-shaped sides and gripping sleeve length direction
Angle between end face is equal；First U-shaped side of U-shaped drift 2 is provided with several tapped blind holes；
Filling pad 3 is copper gasket, and filling pad 3 is identical as the shape of the first U-shaped side；Be provided on filling pad 3 with
The one-to-one counterbore of tapped blind hole on U-shaped drift 2 is set in each counterbore there are one fixing bolt 5, and fixing bolt 5 is by U-shaped pad
Piece 3 is fixed on the first U-shaped side of U-shaped drift 2, and the head of fixing bolt 5 is located inside the counterbore on filling pad 3, is protected
It is a plane that filling pad 3, which is demonstrate,proved, with the faces contacted partition board split b.
Specific implementation mode two：
Several through-holes on first clamp holder described in present embodiment have counterbore (through-hole and chenkong).
Other structures and parameter are same as the specific embodiment one.
Specific implementation mode three：
Through-hole on first clamp holder described in present embodiment is set as 3.
Other structures and parameter are the same as one or two specific embodiments.
Specific implementation mode four：
The tapped blind hole quantity of first U-shaped side of U-shaped drift 2 described in present embodiment is 6, and 6 tapped blind holes are set
Two rows are set to, two sides of U-shaped of corresponding U-shaped side often arrange 3.
Other structures and parameter are identical as one of specific implementation mode one to three.
Specific implementation mode five：
Fishbolt 4 described in present embodiment is hexagon socket head cap screw.
Other structures and parameter are identical as one of specific implementation mode one to four.
Specific implementation mode six：
Fixing bolt 5 described in present embodiment is hexagon socket head cap screw.
Other structures and parameter are identical as one of specific implementation mode one to five.
Specific implementation mode seven：
The tubulose of plane and gripping sleeve where the other end in both ends on gripping sleeve length direction described in present embodiment
The angle that body axis is equipped with angle is 15 degree to 30 degree, both can guarantee that the effect due to percussion made U-shaped drift 2 is opposite to hold in this way
It easily squeezes between gripping sleeve 1 and partition board split, and can ensure that straight pin is easy to extract.
Other structures and parameter are identical as one of specific implementation mode one to six.
Specific implementation mode eight：Embodiment is described with reference to Fig.8,
A kind of Gas-steam Combined Cycle partition board of steam turbine straight pin method for dismounting, includes the following steps：
The tubular body of gripping sleeve 1 with straight pin matching size is sleeved on to the top of straight pin, with fishbolt 4 by first
It is locked on clamp holder and the second clamp holder, to clamp straight pin；Simultaneously ensure gripping sleeve second end face (inclined-plane) downward face every
Plate split, and there are gaps between gripping sleeve second end face and partition board split, will install the U-shaped drift 2 of filling pad 3
Be placed between gripping sleeve second end face and partition board split, ensure at this time copper filling pad 3 downward with partition board split b
Contact, the second U-shaped side and the second end face on gripping sleeve length direction of U-shaped drift 2 contact with each other, the length sides straight pin a
It is upward through the U-lag of U-shaped drift 2；It is tapped repeatedly by bottom surface (the vertical side of the U-shaped interconnecting piece of U-shaped drift of U-shaped drift 2
Face) so that U-shaped drift the second U-shaped side jacks up the second end face on gripping sleeve length direction, and straight pin is driven to transport upwards
It is dynamic, pin is slowly driven and is pulled up, to complete the dismounting of straight pin.It is the hardness because copper that filling pad 3, which is set as copper,
Both it can guarantee that the effect due to percussion made U-shaped drift 2 relatively easily squeeze between gripping sleeve 1 and partition board split, prevented simultaneously
It only collides with during pulling out straight pin, scratch partition board split and pin pulling out device.
Claims (8)
1. a kind of Gas-steam Combined Cycle partition board of steam turbine straight pin provision for disengagement, which is characterized in that including：Gripping sleeve
(1), U-shaped drift (2), filling pad (3)；
Gripping sleeve (1) is tubular body, and lock opening line (10) is provided on tubular body, on tubulose body length, tubular body
Tube wall is respectively equipped with clamp holder along the both sides of lock opening line, and the clamp holder of the both sides of lock opening line is denoted as the first clamp holder respectively
(11) and the second clamp holder (12), the first clamp holder are equipped with several through-holes, and the second clamp holder is equipped with the equal tapped through hole of quantity, and
The tapped through hole of the through-hole of first clamp holder and the second clamp holder is arranged in a one-to-one correspondence, and several through-holes on the first clamp holder are installed with folder respectively
Tight bolt (4), and each fishbolt (4) is used cooperatively with the tapped through hole on the second clamp holder respectively, it can be by clamping spiral shell
Bolt (4) locks the clamp holder of the both sides of lock opening line；
Upper and lower ends face on gripping sleeve length direction is denoted as first end face (13) and second end face (14) respectively；First end face
(13) plane where is vertical with the tubulose body axis of gripping sleeve, the tubulose body axis of plane and gripping sleeve where second end face (14)
Equipped with angle (15)；
Two U-shaped sides of U-shaped drift (2) are denoted as the first U-shaped side (22) and the second U-shaped side (21) respectively；In gripping sleeve
When being used cooperatively with U-shaped drift, the second U-shaped side (21) and second end face (14) on gripping sleeve length direction are parallel and mutual
Contact, the first U-shaped side (22) are parallel with first end face (13) on gripping sleeve length direction；First U-shaped of U-shaped drift (2)
Side is provided with several tapped blind holes；
Filling pad (3) is copper gasket, and filling pad (3) is identical as the shape of the first U-shaped side；Filling pad is provided on (3)
With the one-to-one counterbore of tapped blind hole on U-shaped drift (2), set that there are one fixing bolt (5), fixing bolts in each counterbore
(5) filling pad (3) is fixed on the first U-shaped side of U-shaped drift (2).
2. a kind of Gas-steam Combined Cycle partition board of steam turbine straight pin provision for disengagement according to claim 1, feature
It is, several through-holes on first clamp holder are counterbore.
3. a kind of Gas-steam Combined Cycle partition board of steam turbine straight pin provision for disengagement according to claim 2, feature
It is, the through-hole on first clamp holder is set as 3.
4. a kind of Gas-steam Combined Cycle partition board of steam turbine straight pin provision for disengagement according to claim 3, feature
It is, the tapped blind hole quantity of the first U-shaped side of the U-shaped drift (2) is 6, and 6 tapped blind holes are set as two rows of, often
Row 3.
5. a kind of Gas-steam Combined Cycle partition board of steam turbine straight pin provision for disengagement according to claim 4, feature
It is, the fishbolt (4) is hexagon socket head cap screw.
6. a kind of Gas-steam Combined Cycle partition board of steam turbine straight pin provision for disengagement according to claim 5, feature
It is, the fixing bolt (5) is hexagon socket head cap screw.
7. a kind of Gas-steam Combined Cycle partition board of steam turbine straight pin dismounting dress according to one of claim 1 to 7
It sets, which is characterized in that the tubular body axis of plane and gripping sleeve where the other end in the both ends on the gripping sleeve length direction
The angle that line is equipped with angle is 15 degree to 30 degree.
8. a kind of straight pin method for dismounting of Gas-steam Combined Cycle partition board of steam turbine straight pin provision for disengagement is utilized, it is special
Sign is, includes the following steps：
The top of straight pin will be sleeved on the tubular body of the gripping sleeve of straight pin matching size (1), with fishbolt (4) by first
It is locked on clamp holder and the second clamp holder, to clamp straight pin；Ensure that gripping sleeve second end face faces to divide in partition board downward simultaneously
Face, and there are gaps between gripping sleeve second end face and partition board split, and the U-shaped drift (2) for installing filling pad (3) is put
Set between gripping sleeve second end face and partition board split, ensure at this time copper filling pad (3) downward with partition board split
(b) it contacts, the second U-shaped side of U-shaped drift (2) contacts with each other with the second end face on gripping sleeve length direction, straight pin (a)
The U-lag of U-shaped drift (2) is passed through on length direction；It is tapped repeatedly by the bottom surface of U-shaped drift (2) so that the second U-shaped of U-shaped drift
Side jacks up the second end face on gripping sleeve length direction, drives straight pin to move upwards, pin is slowly driven and is pulled up, from
And complete the dismounting of straight pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810252523.3A CN108326793B (en) | 2018-03-26 | 2018-03-26 | Device and method for disassembling cylindrical pin of separator of gas-steam combined cycle turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810252523.3A CN108326793B (en) | 2018-03-26 | 2018-03-26 | Device and method for disassembling cylindrical pin of separator of gas-steam combined cycle turbine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108326793A true CN108326793A (en) | 2018-07-27 |
| CN108326793B CN108326793B (en) | 2023-12-05 |
Family
ID=62931531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810252523.3A Active CN108326793B (en) | 2018-03-26 | 2018-03-26 | Device and method for disassembling cylindrical pin of separator of gas-steam combined cycle turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108326793B (en) |
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| CN106695366A (en) * | 2017-02-10 | 2017-05-24 | 哈尔滨汽轮机厂有限责任公司 | Auxiliary clamping device used by horizontal lathe for turning steam turbine rotor |
| CN206677874U (en) * | 2017-04-28 | 2017-11-28 | 安徽江淮汽车集团股份有限公司 | A kind of disassembling positioning pin accessory |
| CN206723222U (en) * | 2017-05-24 | 2017-12-08 | 惠州市金百泽电路科技有限公司 | One kind improvement pin and its extracting tool |
| CN206764667U (en) * | 2017-05-12 | 2017-12-19 | 哈尔滨汽轮机厂有限责任公司 | A kind of components of steam turbine split disassembling positioning pin device |
| CN208020114U (en) * | 2018-03-26 | 2018-10-30 | 哈尔滨汽轮机厂有限责任公司 | A kind of Gas-steam Combined Cycle partition board of steam turbine straight pin provision for disengagement |
-
2018
- 2018-03-26 CN CN201810252523.3A patent/CN108326793B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1192027A (en) * | 1981-08-13 | 1985-08-20 | Jean-Pierre Gaquere | Screw clamp pin extractor |
| US5184385A (en) * | 1990-07-03 | 1993-02-09 | Valesh Michael L | Retainer pin remover |
| US20030140473A1 (en) * | 2002-01-28 | 2003-07-31 | Marantette William Francis | Dowel pin pulling machine |
| US20050268451A1 (en) * | 2004-06-07 | 2005-12-08 | Gray Luke G | Internal tube extracting device with a cylindrical collapsing wedge |
| DE202010015630U1 (en) * | 2010-11-18 | 2011-02-10 | Klann-Spezial-Werkzeugbau-Gmbh | spreading |
| CN102649226A (en) * | 2012-04-29 | 2012-08-29 | 沧州供电公司 | Detaching tool of cylindrical pin of connecting rod of disconnecting switch |
| CN204843438U (en) * | 2015-07-21 | 2015-12-09 | 中国石油天然气股份有限公司 | Beam -pumping unit horse head pin quick assembly disassembly device |
| RU158310U1 (en) * | 2015-08-18 | 2015-12-27 | Общество с ограниченной ответственностью "Атешхан Строй" (ООО "Атешхан Строй") | ATESHKHAN-LOCK LOCKING BAYONET COMPOUND FOR SPATIAL ELEMENTS OF FORESTS AND FORMWORK |
| CN205733720U (en) * | 2016-06-27 | 2016-11-30 | 蓝思科技股份有限公司 | The provision for disengagement of straight pin on a kind of grinding machine gear ring |
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| CN206153957U (en) * | 2016-11-15 | 2017-05-10 | 哈尔滨哈汽叶片加工有限公司 | Y -type blade root anchor clamps |
| CN106695366A (en) * | 2017-02-10 | 2017-05-24 | 哈尔滨汽轮机厂有限责任公司 | Auxiliary clamping device used by horizontal lathe for turning steam turbine rotor |
| CN206677874U (en) * | 2017-04-28 | 2017-11-28 | 安徽江淮汽车集团股份有限公司 | A kind of disassembling positioning pin accessory |
| CN206764667U (en) * | 2017-05-12 | 2017-12-19 | 哈尔滨汽轮机厂有限责任公司 | A kind of components of steam turbine split disassembling positioning pin device |
| CN206723222U (en) * | 2017-05-24 | 2017-12-08 | 惠州市金百泽电路科技有限公司 | One kind improvement pin and its extracting tool |
| CN208020114U (en) * | 2018-03-26 | 2018-10-30 | 哈尔滨汽轮机厂有限责任公司 | A kind of Gas-steam Combined Cycle partition board of steam turbine straight pin provision for disengagement |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108326793B (en) | 2023-12-05 |
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