CN208005396U - A kind of steam turbine carbon brush slip-ring milling tools device - Google Patents
A kind of steam turbine carbon brush slip-ring milling tools device Download PDFInfo
- Publication number
- CN208005396U CN208005396U CN201721504752.7U CN201721504752U CN208005396U CN 208005396 U CN208005396 U CN 208005396U CN 201721504752 U CN201721504752 U CN 201721504752U CN 208005396 U CN208005396 U CN 208005396U
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- CN
- China
- Prior art keywords
- carbon brush
- steam turbine
- ring
- milling tools
- crossbeam
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 54
- 238000003801 milling Methods 0.000 title claims abstract description 23
- 244000137852 Petrea volubilis Species 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000007812 deficiency Effects 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000000227 grinding Methods 0.000 description 5
- 238000010248 power generation Methods 0.000 description 5
- 238000005498 polishing Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009191 jumping Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- Polishing Bodies And Polishing Tools (AREA)
Abstract
The utility model is intended to provide a kind of steam turbine carbon brush slip-ring milling tools device, including crossbeam, stationary fixture, special fixture；The stationary fixture, special fixture are respectively provided at the both ends of crossbeam, and for connect with steam turbine carbon brush brush carrier, special fixture is used to install abrasor stationary fixture.The slip ring milling tools device, can overcome the deficiencies of existing technologies, and have the characteristics that easy to operate, cost is extremely low.
Description
Technical field
The utility model is related to a kind of steam turbine carbon brush slip-ring milling tools devices.
Background technology
Due to running for a long time, carbon brush slip-ring has different degrees of uneven steam turbine, carbon brush can be caused to accelerate
Abrasion, carbon brush sparking, steam turbine stop jumping, directly influence safe efficient, the economical operation of steam turbine, directly influence heat
The drop sheet of power plant and power generation.If carbon brush accelerated wear test, sparking can all influence the normal operation of steam turbine, if caused after stop jumping
Other parts damages are finally forced to exit maintenance down etc., and cost of electricity-generating in steam turbine operation is caused to increase.
Invention content
The utility model is intended to provide a kind of steam turbine carbon brush slip-ring milling tools device, can overcome the deficiencies of existing technologies,
Have the characteristics that easy to operate, cost is extremely low.
The technical solution of the utility model is as follows：
A kind of steam turbine carbon brush slip-ring milling tools device includes be arranged along the steam turbine carbon brush slip-ring circle spacing one group with
On crossbeam, be respectively equipped with stationary fixture and special fixture on every group of crossbeam；
There are two the stationary fixture is set, crossbeam both sides are respectively arranged on, the special fixture is set to two geometrical clamps
The centre of tool is installed on the middle part of crossbeam；For being connect with steam turbine carbon brush brush carrier, special fixture is used for the stationary fixture
Abrasor is installed.
The special fixture is installed on by positioning screw rod on the middle part of crossbeam, can be stretched under positioning screw rod control
Contracting.
The special fixture includes U-shaped socket, locking screw I；The bottom of the U-shaped socket is connect with positioning screw rod, U
The opening of type socket is towards steam turbine carbon brush slip-ring；The locking screw vertically penetrates U-shaped socket from any side wall of U-shaped socket
In, the locking screw can be flexible along the side wall, clamps milling tools.
The stationary fixture includes lantern ring, locking screw II, and the lantern ring is fixed on crossbeam, is set in turbine carbon
On brush brush carrier；The locking screw II radially penetrates lantern ring, can radially stretch, and clamps or releases turbine carbon brush brush
It holds.
The abrasor is lathe tool, sander, sand paper or whetstone.
The utility model use process is as follows：
Stationary fixture is fixed on steam turbine carbon brush brush carrier, abrasor is fixed on special fixture, jiggering is utilized
Speed polishes to slip ring protrusion.
In the prior art, generally steam turbine carbon brush slip-ring mill is carried out by way of adopting the outer polishing of grinding apparatus or committee outside
It is flat, ten thousand yuan of number of devices is purchased, every time the outer tens thousand of members of expense of entrusting, all outer committee of such as every steam turbine carbon brush slip-ring sanding and polishing, total price
Lattice are high.
The beneficial effects of the utility model are：
1, the utility model steam turbine carbon brush slip-ring milling tools device is easy to operate, practicability and effectiveness, and cost is extremely low.
2, it is greatly saved outer committee's maintenance cost：Every about 50,000 yuan of maintenance cost, the annual large and small owner of generator shut down
Average 7 times of maintenance, will save about 350,000 yuan of maintenance cost every year.
3, cost of electricity-generating is reduced：1. about 24 hours carbon brush slip-ring grinding process time, 4000kw steam turbines are sent out per hour
2000 degree of electricity, often 0.5 yuan of degree electricity, saves 1000 yuan * 24 hours=2.4 ten thousand yuan, 4000kw steam turbine owners stop every year per hour
Machine about 3 times shuts down 2.4*3=7.2 ten thousand yuan of net benefits of period power generation annual 4000kw steam turbines year；2. carbon brush slip-ring grinding process
About 24 hours time, 30,000 kw steam turbines generate electricity 20000 degree per hour, and often 0.5 yuan of degree electricity, saves 10000 yuan * 24 per hour
Hour=240,000 yuan.30000 kw steam turbines owners shut down about 4 times every year, shut down period power generation net benefits annual 30000 kw steam turbine years
Ten thousand yuan=960,000 yuan of 4*24.
Description of the drawings
Fig. 1 is steam turbine carbon brush slip-ring milling tools device operating diagram provided by the utility model；
Fig. 2 is steam turbine carbon brush slip-ring milling tools device whetstone provided by the utility model polishing structural schematic diagram；
Fig. 3 is steam turbine carbon brush slip-ring milling tools device lathe tool provided by the utility model polishing structural schematic diagram.
Each section title and serial number are as follows in figure：
1- crossbeams, 2- stationary fixtures, 3- special fixtures, 4- steam turbine carbon brush brush carrier, 5- positioning screw rods, 21- lantern rings, 22-
Locking screw II, 31-U type socket, 32- locking screws I.
Specific implementation mode
The utility model is illustrated with reference to the accompanying drawings and examples.
Embodiment 1
As shown in Fig. 2, a kind of steam turbine carbon brush slip-ring milling tools device provided in this embodiment, including along steam turbine carbon brush
One group or more of crossbeam 1 of slip ring circle spacing setting, is respectively equipped with stationary fixture 2 and special fixture 3 on every group of crossbeam 1；
There are two the stationary fixture 2 is set, 1 both sides of crossbeam are respectively arranged on, the special fixture 3 is set to two fixations
The centre of fixture 2 is installed on the middle part of crossbeam 1；The stationary fixture 2 with steam turbine carbon brush brush carrier 4 for connecting, exclusive clamps
Tool 3 is for installing abrasor.
The special fixture 3 is installed on by positioning screw rod 5 on the middle part of crossbeam 1, can be under the control of positioning screw rod 5
It is flexible.
The special fixture 3 includes U-shaped socket 31, locking screw I32；The bottom of the U-shaped socket 31 and positioning filament
Bar 5 connects, and the opening of U-shaped socket 31 is towards steam turbine carbon brush slip-ring；The locking screw 32 is from 31 any side wall of U-shaped socket
It vertically penetrates in U-shaped socket 31, the locking screw 32 can be flexible along the side wall, clamps milling tools.
The stationary fixture 2 includes lantern ring 21, locking screw II22, and the lantern ring 21 is fixed on crossbeam 1, is set with
In on turbine carbon brush brush carrier 4；The locking screw II22 radially penetrates lantern ring 21, can radially stretch, clamp or
Unclamp turbine carbon brush brush carrier 4.
The abrasor is whetstone.
The present embodiment use process is as follows：
Stationary fixture 2 is fixed on steam turbine carbon brush brush carrier 4, abrasor is fixed on special fixture 3, disk is utilized
Vehicle speed polishes to slip ring protrusion.
Embodiment 2
As shown in figure 3, a kind of steam turbine carbon brush slip-ring milling tools device provided in this embodiment, including along steam turbine carbon brush
One group or more of crossbeam 1 of slip ring circle spacing setting, is respectively equipped with stationary fixture 2 and special fixture 3 on every group of crossbeam 1；
There are two the stationary fixture 2 is set, 1 both sides of crossbeam are respectively arranged on, the special fixture 3 is set to two fixations
The centre of fixture 2 is installed on the middle part of crossbeam 1；The stationary fixture 2 with steam turbine carbon brush brush carrier 4 for connecting, exclusive clamps
Tool 3 is for installing abrasor.
The special fixture 3 is installed on by positioning screw rod 5 on the middle part of crossbeam 1, can be under the control of positioning screw rod 5
It is flexible.
The special fixture 3 includes U-shaped socket 31, locking screw I32；The bottom of the U-shaped socket 31 and positioning filament
Bar 5 connects, and the opening of U-shaped socket 31 is towards steam turbine carbon brush slip-ring；The locking screw 32 is from 31 any side wall of U-shaped socket
It vertically penetrates in U-shaped socket 31, the locking screw 32 can be flexible along the side wall, clamps milling tools.
The stationary fixture 2 includes lantern ring 21, locking screw II22, and the lantern ring 21 is fixed on crossbeam 1, is set with
In on turbine carbon brush brush carrier 4；The locking screw II22 radially penetrates lantern ring 21, can radially stretch, clamp or
Unclamp turbine carbon brush brush carrier 4.
The abrasor is lathe tool.
The present embodiment use process is as follows：
Stationary fixture 2 is fixed on steam turbine carbon brush brush carrier 4, lathe tool is fixed on special fixture 3, utilizes jiggering speed
Degree polishes to slip ring protrusion.
Before steam turbine carbon brush slip-ring milling tools device described in the present embodiment is not used, every maintenance cost about 5 of steam turbine
Wan Yuan, average 7 times of the annual large and small owner's maintenance down of generator, is beaten using steam turbine carbon brush slip-ring provided in this embodiment
After grinder has device, cost is almost nil, will save about 350,000 yuan of maintenance cost every year.
In addition, about 24 hours carbon brush slip-ring grinding process time, 4000kw steam turbines generate electricity 2000 degree per hour, often spend
0.5 yuan of electricity, 1000 yuan * 24 hours=2.4 ten thousand yuan of saving per hour, 4000kw steam turbines owner shutdown about 3 times every year, every year
Shut down 2.4*3=7.2 ten thousand yuan of net benefits of period power generation 4000kw steam turbine years；2. the carbon brush slip-ring grinding process time about 24 is small
When, 30,000 kw steam turbines generate electricity 20000 degree per hour, and often 0.5 yuan of degree electricity, saves 10000 yuan * 24 hours=240,000 yuan per hour.
30000 kw steam turbines owners shut down about 4 times every year, shut down period power generation net benefits 4,*24 ten thousand yuan=960,000 annual 30000 kw steam turbine years
Member.
Claims (5)
1. a kind of steam turbine carbon brush slip-ring milling tools device, it is characterised in that：
It include one group or more of crossbeam being arranged along the steam turbine carbon brush slip-ring circle spacing（1）, every group of crossbeam（1）On be respectively equipped with
Stationary fixture（2）And special fixture（3）；
The stationary fixture（2）There are two if, it is respectively arranged on crossbeam（1）Both sides, the special fixture（3）It is solid set on two
Clamp has（2）Centre, be installed on crossbeam（1）Middle part；The stationary fixture（2）For with steam turbine carbon brush brush carrier（4）
Connection, special fixture（3）For installing abrasor.
2. steam turbine carbon brush slip-ring milling tools device as described in claim 1, it is characterised in that：The special fixture（3）
Pass through positioning screw rod（5）It is installed on crossbeam（1）Middle part on, can be in positioning screw rod（5）Control is lower flexible.
3. steam turbine carbon brush slip-ring milling tools device as claimed in claim 2, it is characterised in that：The special fixture（3）
Including U-shaped socket（31）, locking screw I（32）；The U-shaped socket（31）Bottom and positioning screw rod（5）Connection, U-shaped socket
（31）Opening towards steam turbine carbon brush slip-ring；The locking screw I（32）From U-shaped socket（31）Any side wall vertically penetrates
U-shaped socket（31）In, the locking screw I（32）Can be flexible along the side wall, clamp milling tools.
4. steam turbine carbon brush slip-ring milling tools device as described in claim 1, it is characterised in that：The stationary fixture（2）
Including lantern ring（21）, locking screw II（22）, the lantern ring（21）It is fixed on crossbeam（1）On, it is set in turbine carbon brush brush carrier
（4）On；The locking screw II（22）Radially penetrate lantern ring（21）, can radially stretch, clamp or release turbine
Carbon brush brush carrier（4）.
5. steam turbine carbon brush slip-ring milling tools device as described in claim 1, it is characterised in that：The abrasor is vehicle
Knife, sander, sand paper or whetstone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721504752.7U CN208005396U (en) | 2017-11-13 | 2017-11-13 | A kind of steam turbine carbon brush slip-ring milling tools device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721504752.7U CN208005396U (en) | 2017-11-13 | 2017-11-13 | A kind of steam turbine carbon brush slip-ring milling tools device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208005396U true CN208005396U (en) | 2018-10-26 |
Family
ID=63879389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721504752.7U Active CN208005396U (en) | 2017-11-13 | 2017-11-13 | A kind of steam turbine carbon brush slip-ring milling tools device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208005396U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7429203B2 (en) | 2021-03-16 | 2024-02-07 | 株式会社日立インダストリアルプロダクツ | Rotating machine maintenance equipment and maintenance method |
-
2017
- 2017-11-13 CN CN201721504752.7U patent/CN208005396U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7429203B2 (en) | 2021-03-16 | 2024-02-07 | 株式会社日立インダストリアルプロダクツ | Rotating machine maintenance equipment and maintenance method |
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