CN102694440A - Oil basin dust removal protection device for generator motor - Google Patents
Oil basin dust removal protection device for generator motor Download PDFInfo
- Publication number
- CN102694440A CN102694440A CN2012101889983A CN201210188998A CN102694440A CN 102694440 A CN102694440 A CN 102694440A CN 2012101889983 A CN2012101889983 A CN 2012101889983A CN 201210188998 A CN201210188998 A CN 201210188998A CN 102694440 A CN102694440 A CN 102694440A
- Authority
- CN
- China
- Prior art keywords
- generator motor
- oil guide
- cover plate
- guide basin
- dirt pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000428 dust Substances 0.000 title claims abstract description 21
- 239000003921 oil Substances 0.000 claims abstract description 48
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 17
- 210000002268 wool Anatomy 0.000 claims abstract description 13
- 230000001681 protective effect Effects 0.000 claims description 18
- 239000010705 motor oil Substances 0.000 claims description 16
- 239000003292 glue Substances 0.000 claims description 2
- 239000010687 lubricating oil Substances 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 abstract description 2
- 230000003068 static effect Effects 0.000 abstract 3
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008393 encapsulating agent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Motor Or Generator Frames (AREA)
Abstract
The invention discloses an oil basin dust removal protection device for a generator motor. An upper oil guide basin is arranged outside a large rotating shaft (1) of the generator motor and below a rotor magnetic carbon brush; an upper oil guide basin cover plate (4) is arranged on the upper oil guide basin; a wool felt (10) is arranged on the side, close to the large shaft, of the upper oil guide basin cover plate (4) to serve as a sealing piece; a gap is reserved between the upper oil guide basin cover plate (4) and a wool felt (10) to form a static and dynamic contact surface (6); a protection umbrella (5) is sleeved above the static and dynamic contact surface (6) and on the outer circumferential wall of the large rotating shaft (1); and the protection umbrella (5) is an annular baffle plate which prevents carbon powder from entering the upper oil guide basin from the static and dynamic contact surface (6). By using the oil basin dust removal protection device for the generator motor provided by the invention, the carbon powder can be effectively prevented from entering the upper oil guide basin from a gap and the quality of upper guide lubricating oil on the generator motor is ensured effectively, so that a machine unit is operated safely and stably.
Description
Technical field
The present invention relates to generator motor, the protective device of below bearing type generator especially, specifically a kind of generator motor oil tray dedusting protective device.
Background technology
Below bearing type generator is a kind of in the vertical hydrogenerator.Its thrust bearing is positioned at the rotor below, is supported on the lower bearing bracket, or is supported on the thrust stand on the water-turbine top cover face.It is the form that modern age, large-sized water turbine generator mainly adopted.Wherein have lead down supreme lead be called full umbrella formula (the few employing).And lead (lead down have or does not have) on having be called semi-umbrella type (extensively employing).
At present, the Oil Guide basin is positioned at rotor magnetic pole carbon brush below on the below bearing type generator group, in the airtight relatively collector ring that coexists.Produce a large amount of carbon dusts behind the unit long-play, because 3 fans of current collection ring casing have formed air-flow, carbon dust waves under the effect of wind-force everywhere, drops at last on Oil Guide basin cover plate and the floor.Wherein most of carbon dust directly drops to Oil Guide basin cover plate and leans in the macro-axis side seal under action of gravity, and the wool felt that our factory adopts has adsorbed a large amount of carbon dusts as encapsulant on it.Between generator's motor shaft and the wool felt relative motion is arranged, between have certain clearance, and local gap is bigger than normal relatively.Unit operation is of long duration, and the carbon powder particle of wool felt absorption can be saturated, and the part carbon dust can enter into the Oil Guide basin from the slit, influence the quality of leading lubricating oil on the generator motor, and the safe and stable operation of unit is worked the mischief.
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Summary of the invention
The objective of the invention is to get into the upward interior problem that stable operation works the mischief to unit safety of Oil Guide basin, propose a kind of generator motor oil tray dedusting protective device to carbon dust; Above last Oil Guide basin cover plate wool felt, carbon dust is eliminated, avoided the magnetic pole carbon dust to get into and go up the Oil Guide basin.
Technical scheme of the present invention is:
A kind of generator motor oil tray dedusting protective device; The outside of the rotation macro-axis of described generator motor, rotor magnetic pole carbon brush below are provided with the Oil Guide basin; Last Oil Guide basin is provided with Oil Guide basin cover plate on; Last Oil Guide basin cover plate leans on the macro-axis side to be provided with wool felt as seal, between last Oil Guide basin cover plate and the wool felt gap is arranged, and forms the sound contact-making surface; At suit one umbrella above the sound contact-making surface, on the periphery wall of rotation macro-axis, described umbrella is to prevent that carbon dust from get into going up the ring baffle of Oil Guide basin from the sound contact-making surface.
Umbrella of the present invention is sleeved on the outer wall of rotation macro-axis, and umbrella is the 5-10cm place above the sound contact-making surface.
The one-sided cross section of ring baffle of the present invention is L shaped or T shape, and the top that is bolted to the rotation macro-axis through locking glue, secure is the thrust runner outside.
The one-sided cross section of ring baffle of the present invention is an in-line, is the arranged outside annular slot of thrust runner on the top of rotation macro-axis, and ring baffle is embedded to be installed in the annular slot.
The below of umbrella of the present invention is to arrange in first week of thrust to draw the dirt pipe along the top of rotation macro-axis, and the described dirt pipe that draws is provided with several holes as air inlet, draws the dirt pipe and is provided with at least one air outlet, and each air outlet all connects dust catcher.
The aperture of air inlet of the present invention is 6mm, pitch-row 2mm.
Inboard of going up Oil Guide basin cover plate of the present invention is provided with several bolts, on the bolt that is thrust runner of several tops near the rotation macro-axis, installs to be used for being fixed on and drawing the dirt pipe clamp on the Oil Guide basin cover plate drawing the dirt pipe.
The dirt pipe clamp that draws of the present invention is provided with a through hole, draws the dirt pipe and passes this through hole and be fixed on the Oil Guide basin cover plate.
The dirt pipe clamp that draws of the present invention is at least four, is arranged in uniformly on the Oil Guide basin cover plate.
The internal diameter that draws the dirt pipe of the present invention is 1070-1080mm.
Beneficial effect of the present invention:
Generator motor oil tray dedusting protective device of the present invention can prevent effectively that carbon dust from entering into the Oil Guide basin from the slit, has effectively guaranteed to lead on the generator motor quality of lubricating oil, makes the operation that unit safety is stable.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is a local structure for amplifying sketch map of the present invention.
Fig. 3 is a sweep-up pipe structural representation of the present invention.
Wherein: 1, rotation macro-axis; 2, draw the dirt pipe; 3, draw the dirt pipe clamp; 4, go up Oil Guide basin cover plate;
5, umbrella; 6, sound contact-making surface; 7, bolt; 8, air inlet; 9, air outlet; 10, wool felt.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is further described.
As shown in Figure 1; A kind of generator motor oil tray dedusting protective device, the outside of the rotation macro-axis 1 of described generator motor, rotor magnetic pole carbon brush below are provided with the Oil Guide basin, and last Oil Guide basin is provided with Oil Guide basin cover plate 4 on; Last Oil Guide basin cover plate 4 leans on the macro-axis side that wool felt 10 is set; Be looped around on the perisporium, between last Oil Guide basin cover plate 4 and the wool felt seal gap arranged, form sound contact-making surface 6; At suit one umbrella 5 above the sound contact-making surface 6, on the periphery wall of rotation macro-axis 1, described umbrella 5 gets into the ring baffle of going up the Oil Guide basin for preventing carbon dust from sound contact-making surface 6.
" umbrella " of dedusting protective device of the present invention embraced the part of macro-axis and smeared happy safe 5900 fluid sealants of one deck with 0.5mm ash galvanized sheet, beats " one " word hole respectively in joint location, and be with bolt that it is fastening after regulating " umbrella " tension force.
Umbrella 5 of the present invention is sleeved on the outer wall of rotation macro-axis 1, and umbrella 5 is the 5-10cm place above sound contact-making surface 6.
The below of umbrella 5 of the present invention is to arrange in first week of thrust to draw dirt pipe 2 along the top of rotation macro-axis 1, and the described dirt pipe 2 that draws is provided with several holes as air inlet 8, draws dirt pipe 2 and is provided with at least one air outlet 9, and each air outlet 9 all connects dust catcher.Draw the dirt pipeline and adopt 4 fens Thin-Wall PVC materials, lean on generator motor macro-axis side one circle to beat 6mm hole, pitch-row 2mm at pipeline.
The power of external dust catcher should reach 1400W, and the power supply of this dust catcher is taken from current collection ring casing exhaust blower electrical source of power, with blower fan start and stop start-stop dust catcher, should carry out the sealing joint that draws dirt pipeline and this dust catcher; It is peripheral that dust catcher should be placed in the magnetic pole frame, carries out line service, makes regular check on, cleans filter screen.
Inboard of going up Oil Guide basin cover plate 4 of the present invention is provided with several bolts 7, on the bolt 7 that is thrust runner of several tops near rotation macro-axis 1, installs to be used for being fixed on and drawing dirt pipe clamp 3 on the Oil Guide basin cover plate 4 drawing dirt pipe 2.
The dirt pipe clamp 3 that draws of the present invention is provided with a through hole, draws dirt pipe 2 and passes this through hole and be fixed on the Oil Guide basin cover plate 4; Draw dirt pipe clamp 3 and be at least four, be arranged in uniformly on the Oil Guide basin cover plate 4.
The internal diameter that draws dirt pipe 2 of the present invention is 1070-1080mm.
The present invention does not relate to all identical with the prior art prior art that maybe can adopt of part and realizes.
Claims (10)
1. generator motor oil tray dedusting protective device; The outside of the rotation macro-axis (1) of described generator motor, rotor magnetic pole carbon brush below are provided with the Oil Guide basin; Last Oil Guide basin is provided with Oil Guide basin cover plate (4) on; Last Oil Guide basin cover plate (4) leans on the macro-axis side to be provided with wool felt (10) as seal, between last Oil Guide basin cover plate (4) and the wool felt (10) gap is arranged, and forms sound contact-making surface (6); It is characterized in that suit one umbrella (5) on the periphery wall of top, rotation macro-axis (1) in sound contact-making surface (6), described umbrella (5) is for preventing the ring baffle of carbon dust Oil Guide basin from sound contact-making surface (6) entering.
2. generator motor oil tray dedusting protective device according to claim 1 is characterized in that described umbrella (5) is sleeved on the outer wall of rotation macro-axis (1), and umbrella (5) is at 5-10cm place, sound contact-making surface (6) top.
3. generator motor oil tray dedusting protective device according to claim 1, the one-sided cross section that it is characterized in that described ring baffle is L shaped or T shape, the top that is bolted to rotation macro-axis (1) through locking glue, secure is the thrust runner outside.
4. generator motor oil tray dedusting protective device according to claim 1; The one-sided cross section that it is characterized in that described ring baffle is an in-line; Top at rotation macro-axis (1) is the arranged outside annular slot of thrust runner, and ring baffle is embedded to be installed in the annular slot.
5. generator motor oil tray dedusting protective device according to claim 1; The below that it is characterized in that described umbrella (5) is to arrange in first week of thrust to draw dirt pipe (2) along the top that rotates macro-axis (1); The described dirt pipe (2) that draws is provided with several holes as air inlet (8); Draw dirt pipe (2) and be provided with at least one air outlet (9), each air outlet (9) all connects dust catcher.
6. generator motor oil tray dedusting protective device according to claim 5, the aperture that it is characterized in that described air inlet (8) is 6mm, pitch-row 2mm.
7. generator motor oil tray dedusting protective device according to claim 5; It is characterized in that described inboard of going up Oil Guide basin cover plate (4) is provided with several bolts (7), the bolt (7) that is thrust runner on several tops near rotation macro-axis (1) is gone up to install and is used for being fixed on and drawing dirt pipe clamp (3) on the Oil Guide basin cover plate (4) drawing dirt pipe (2).
8. generator motor oil tray dedusting protective device according to claim 5 is characterized in that the described dirt pipe clamp (3) that draws is provided with a through hole, draws dirt pipe (2) and passes this through hole and be fixed on the Oil Guide basin cover plate (4).
9. according to claim 7 or 8 described generator motor oil tray dedusting protective devices, it is characterized in that the described dirt pipe clamp (3) that draws is at least four, is arranged on the Oil Guide basin cover plate (4) uniformly.
10. generator motor oil tray dedusting protective device according to claim 5 is characterized in that the described internal diameter that draws dirt pipe (2) is 1070-1080mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210188998.3A CN102694440B (en) | 2012-06-08 | 2012-06-08 | Oil basin dust removal protection device for generator motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210188998.3A CN102694440B (en) | 2012-06-08 | 2012-06-08 | Oil basin dust removal protection device for generator motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102694440A true CN102694440A (en) | 2012-09-26 |
| CN102694440B CN102694440B (en) | 2014-10-08 |
Family
ID=46859750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210188998.3A Active CN102694440B (en) | 2012-06-08 | 2012-06-08 | Oil basin dust removal protection device for generator motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102694440B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114146987A (en) * | 2021-11-30 | 2022-03-08 | 广州发展电力科技有限公司 | Wind driven generator rotor grounding processing method and system and computer equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2926565Y (en) * | 2006-06-09 | 2007-07-25 | 张庆贺 | Push bearing oil-tank collector of hydraulic-turbine generator |
| CN102091668A (en) * | 2010-11-09 | 2011-06-15 | 山西广发禽业有限公司 | Dust preventing device for pulverizer |
| CN202652002U (en) * | 2012-06-08 | 2013-01-02 | 国家电网公司 | A dedusting protection device used for an oil basin of a power generating electromotor |
-
2012
- 2012-06-08 CN CN201210188998.3A patent/CN102694440B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2926565Y (en) * | 2006-06-09 | 2007-07-25 | 张庆贺 | Push bearing oil-tank collector of hydraulic-turbine generator |
| CN102091668A (en) * | 2010-11-09 | 2011-06-15 | 山西广发禽业有限公司 | Dust preventing device for pulverizer |
| CN202652002U (en) * | 2012-06-08 | 2013-01-02 | 国家电网公司 | A dedusting protection device used for an oil basin of a power generating electromotor |
Non-Patent Citations (2)
| Title |
|---|
| 叶伟东: "水轮发电机组油槽盖板采用新密封结构", 《设备管理与维修》 * |
| 郑建峰等: "水轮发电机组下风洞内无油无尘化改造初探", 《中国水力发电工程学会信息化专委会2008年学术交流会论文集》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114146987A (en) * | 2021-11-30 | 2022-03-08 | 广州发展电力科技有限公司 | Wind driven generator rotor grounding processing method and system and computer equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102694440B (en) | 2014-10-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE GRID XINYUAN CO., LTD. HUADONG YIXING PUMPED Effective date: 20121029 Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: HUADONG YIXING PUMPED STORAGE CO., LTD. Effective date: 20121029 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 214205 WUXI, JIANGSU PROVINCE TO: 100761 DONGCHENG, BEIJING |
|
| TA01 | Transfer of patent application right |
Effective date of registration: 20121029 Address after: 100761 West Chang'an Avenue, Beijing, No. 86 Applicant after: State Grid Corporation of China Applicant after: State Grid Xinyuan Co., Ltd. Applicant after: East China Yixing Pumped Storage Co., Ltd. Address before: 214205, 3, Qin Hu Road, ring garden, Yixing, Jiangsu, Wuxi Applicant before: East China Yixing Pumped Storage Co., Ltd. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |