CN201934242U - Outer ring for water guide mechanism of water turbine - Google Patents
Outer ring for water guide mechanism of water turbine Download PDFInfo
- Publication number
- CN201934242U CN201934242U CN2011200308090U CN201120030809U CN201934242U CN 201934242 U CN201934242 U CN 201934242U CN 2011200308090 U CN2011200308090 U CN 2011200308090U CN 201120030809 U CN201120030809 U CN 201120030809U CN 201934242 U CN201934242 U CN 201934242U
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- CN
- China
- Prior art keywords
- guide vane
- stator
- outer shroud
- sleeve
- ring
- 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.)
- Expired - Lifetime
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Hydraulic Turbines (AREA)
Abstract
The utility model relates to a water guide mechanism of a water turbine, in particular to a tapered guide vane outer ring. The utility model provides a guide vane outer ring of a water guide mechanism adopting a fastener with specified size as a connecting piece in order to solve the technical problems of connecting and matching of a tapered guide vane and other components like a water guide ring and a rotary arm in the prior art. The specific technical scheme is as follows: the narrow end and the wide end of the tapered guide vane are respectively connected with a guide vane inner ring and a guide vane outer ring; a guide vane sleeve is arranged on a guide vane shaft at the wide end of the guide vane; a guide vane arm is arranged above the guide vane sleeve; and the guide vane arm is connected with a control ring through a connecting rod. The guide vane outer ring is characterized in that the guide vane sleeve is sleeved on the guide vane shaft, and the lower end of the guide vane sleeve is connected with the middle tapered section of the guide vane outer ring through a screw, a bolt and a nut. The tapered guide vane, the outer water guide ring, the sleeve, the rotary arm and the like are connected by the bolt, the nut and the screw with uniform specification and size, so that the technological disparity of the products caused by personal factors in the welding technology can be avoided, and the quality of various products is ensured to be uniform.
Description
Technical field
The utility model relates to the water distributor of water turbine, the cone guide vane outer shroud in especially a kind of water distributor.
Background technique
The water distributor of water turbine is used for changing according to unit load, regulates hydraulic turbine discharge, and change is exerted oneself; The guiding current form the speed square by tangentially entering runner; Stator is the cylinder of water distributor, changes guide vane opening to change flow; The stator rotation is grown up to be a useful person by speed governing and servomotor is realized.Stator is being undertaken before runner, current behind the stator form the needed circular rector of runner, and for guaranteeing effectively water shutoff when closing between stator, inside and outside water guiding ring is spheric structure, the stator both ends of the surface also are sphere, can guarantee stator effectively water shutoff when rotating like this.
In the water distributor, the connection of each parts cooperates needs higher required precision, and along with technical development, traditional welding procedure is replaced by various standard links gradually.
Summary of the invention
The utility model is primarily aimed at cone guide vane in the prior art and is connected the technical problem that cooperates with miscellaneous parts such as water guiding ring, pivoted arms, has designed a kind of water distributor stator outer shroud that adopts the fastening piece of given size as link.
Above-mentioned technical problem of the present utility model is implemented by the following technical programs: a kind of turbine gate mechanism, the narrow end of cone guide vane and wide end are respectively equipped with ring and stator outer shroud in the stator, the stator sleeve is set on the guide vane teunnion of the wide end of stator, stator sleeve top is provided with guide vane lever, be connected by connecting rod between guide vane lever and the control ring, it is characterized in that the stator jacket casing is on guide vane teunnion, its lower end is connected by screw, screw bolt and nut with the middle awl section of stator outer shroud.
As preferably, tortuous inner cone section, middle awl section, a back awl section I, the back awl section II of forming of described stator outer shroud also is provided with lifting muscle and ring muscle on the stator outer shroud; The surface of contact of stator outer shroud and stator is an arc shaped surface, is compared to integrated arc stator outer shroud, and the manufacture ratio that is made of arc shaped surface the welding of a plurality of awl section is easier to realize low cost of manufacture; Lifting muscle and ring muscle have improved the anti-shearing force of stator outer shroud, increase the intensity of stator outer shroud.
As preferably, be provided with the stator Upper shaft sleeve between described guide vane teunnion and the stator sleeve.
As preferably, described guide vane lever is movably connected in the guide vane teunnion upper end, and wear-resistant ring is being set between stator sleeve and the guide vane lever, and wear-resistant ring is fixed on the stator sleeve by screw this on; Go up wear-resistant ring and be used to protect the stator sleeve, when avoiding guide vane lever movable to the wearing and tearing of stator sleeve upper end.
As preferably; described guide vane lever side is provided with hold-down bolt; the guide vane lever upper end is provided with gland; and compress connection by pin, screw and bolt; be screwed into bolt in the gland; stopping shim is set simultaneously, when guaranteeing the guide vane lever normal activity, strengthens the reliability that is connected between guide vane lever and the guide vane teunnion.
As preferably, described guide vane lever outboard end flexibly connects jointed connecting rod, and the jointed connecting rod the other end is connected with control ring.
As preferably, described connecting rod is connected and composed by nut by two single connecting rods that an end has joint shaft bearing.
In sum, the utility model is compared with prior art and is had following advantage.
The utility model adopts bolt, nut, the screw of certain specification size that cone guide vane, outer water guiding ring, sleeve, pivoted arm etc. are fastenedly connected, the product technology difference that has been caused by personal factor when having avoided adopting welding technique to connect has guaranteed the unified balanced of each quality of product.
Description of drawings
Fig. 1 is the figure that partly cuts open of the present utility model.
Fig. 2 is the schematic representation of the utility model jointed connecting rod.
Fig. 3 is a stator sleeve Placement schematic representation of the present utility model.
Fig. 4 is the structural representation of the utility model stator outer shroud.
Among the figure: 1, cone guide vane, 2, ring in the stator, 3, the stator outer shroud, 4, guide vane teunnion, 5, stator sleeve, 6, guide vane lever, 7, control ring, 8, the stator Upper shaft sleeve, 9, gland, 10, pin, 11, screw, 12, bolt, 13, nut, 14, stopping shim, 15, jointed connecting rod, 16, joint shaft bearing, 17, single connecting rod, 18, the inner cone section, 19, middle awl section, 20, a back awl section I, 21, a back awl section II, 22, the lifting muscle, 23, the ring muscle.
Embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
Embodiment 1.
As shown in Figure 1, 2, turbine gate mechanism, the narrow end of cone guide vane 1 and wide end are respectively equipped with ring 2 and stator outer shroud 3 in the stator, tortuous inner cone section 18, middle awl section 19, back awl section I 20, the back awl section II 21 of forming of stator outer shroud, also be provided with lifting muscle 22 and ring muscle 23 on the stator outer shroud, as shown in Figure 3; On the guide vane teunnion 4 of the wide end of stator stator sleeve 5 is set, is provided with stator Upper shaft sleeve 8 between guide vane teunnion and the stator sleeve; The middle awl section 19 of the lower end of stator jacket casing and stator outer shroud is connected by screw 11, bolt 12 and nut 13.
The guide vane lever 6 of described stator sleeve top is movably connected in the guide vane teunnion upper end, and wear-resistant ring is being set between stator sleeve and the guide vane lever, and wear-resistant ring is fixed in stator sleeve upper end by screw on this; The guide vane lever side is provided with hold-down bolt, and the guide vane lever upper end is provided with gland 9, and compresses connection by pin 10, screw and bolt, is screwed into bolt in the gland, and stopping shim 14 is set simultaneously.
Described guide vane lever outboard end flexibly connects jointed connecting rod 15, and jointed connecting rod has the single connecting rod of two of joint shaft bearing 16 17 by an end and connects and composes by nut; The jointed connecting rod the other end is connected with control ring.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (7)
1. turbine gate mechanism outer shroud, the narrow end of cone guide vane (1) and wide end are respectively equipped with ring (2) and stator outer shroud (3) in the stator, stator sleeve (5) is set on the guide vane teunnion of the wide end of stator (4), stator sleeve top is provided with guide vane lever (6), be connected by connecting rod between guide vane lever and the control ring (7), it is characterized in that the stator jacket casing is on guide vane teunnion, its lower end is connected by screw (11), bolt (12) and nut (13) with the middle awl section (19) of stator outer shroud.
2. according to the described turbine gate mechanism outer shroud of claim 1, it is characterized in that, tortuous inner cone section (18), middle awl section, back awl section I (20), the back awl section II (21) of forming of described stator outer shroud also is provided with lifting muscle (22) and ring muscle (23) on the stator outer shroud.
3. according to the described turbine gate mechanism outer shroud of claim 1, it is characterized in that, be provided with stator Upper shaft sleeve (8) between described guide vane teunnion and the stator sleeve.
4. according to the described turbine gate mechanism outer shroud of claim 1, it is characterized in that described guide vane lever is movably connected in the guide vane teunnion upper end, and wear-resistant ring is being set between stator sleeve and the guide vane lever, wear-resistant ring is fixed in stator sleeve upper end by screw on this.
5. according to the described turbine gate mechanism outer shroud of claim 1, it is characterized in that described guide vane lever side is provided with hold-down bolt, the guide vane lever upper end is provided with gland (9), and compress connection by pin (10), screw and bolt, and be screwed into bolt in the gland, stopping shim (14) is set simultaneously.
6. turbine gate mechanism outer shroud according to claim 1 is characterized in that, described guide vane lever outboard end flexibly connects jointed connecting rod (15), and the jointed connecting rod the other end is connected with control ring.
7. turbine gate mechanism outer shroud according to claim 1 is characterized in that, described connecting rod is connected and composed by nut by two single connecting rods (17) that an end has joint shaft bearing (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200308090U CN201934242U (en) | 2011-01-29 | 2011-01-29 | Outer ring for water guide mechanism of water turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200308090U CN201934242U (en) | 2011-01-29 | 2011-01-29 | Outer ring for water guide mechanism of water turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201934242U true CN201934242U (en) | 2011-08-17 |
Family
ID=44445761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200308090U Expired - Lifetime CN201934242U (en) | 2011-01-29 | 2011-01-29 | Outer ring for water guide mechanism of water turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201934242U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102606374A (en) * | 2012-04-16 | 2012-07-25 | 重庆堪文节能科技有限公司 | Adjustable low-pressure water turbine special for cooling tower |
| CN103527382A (en) * | 2013-11-12 | 2014-01-22 | 洪雅力达水力发电设备有限责任公司 | Water guide mechanism |
| CN104018977A (en) * | 2014-05-26 | 2014-09-03 | 无锡中能晶科新能源科技有限公司 | Water guiding mechanism of water turbine |
| CN104141578A (en) * | 2014-07-04 | 2014-11-12 | 重庆大唐国际武隆水电开发有限公司 | Model selection method of water turbine control ring facade wear plate |
| CN108005835A (en) * | 2018-01-25 | 2018-05-08 | 东方电气集团东方电机有限公司 | A kind of tubular turbine guide vane supporting and regulating device |
| CN111765035A (en) * | 2020-04-17 | 2020-10-13 | 湖南湘投清水塘水电开发有限责任公司 | Water guide mechanism control ring assembly structure of water turbine |
-
2011
- 2011-01-29 CN CN2011200308090U patent/CN201934242U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102606374A (en) * | 2012-04-16 | 2012-07-25 | 重庆堪文节能科技有限公司 | Adjustable low-pressure water turbine special for cooling tower |
| CN103527382A (en) * | 2013-11-12 | 2014-01-22 | 洪雅力达水力发电设备有限责任公司 | Water guide mechanism |
| CN104018977A (en) * | 2014-05-26 | 2014-09-03 | 无锡中能晶科新能源科技有限公司 | Water guiding mechanism of water turbine |
| CN104141578A (en) * | 2014-07-04 | 2014-11-12 | 重庆大唐国际武隆水电开发有限公司 | Model selection method of water turbine control ring facade wear plate |
| CN108005835A (en) * | 2018-01-25 | 2018-05-08 | 东方电气集团东方电机有限公司 | A kind of tubular turbine guide vane supporting and regulating device |
| CN111765035A (en) * | 2020-04-17 | 2020-10-13 | 湖南湘投清水塘水电开发有限责任公司 | Water guide mechanism control ring assembly structure of water turbine |
| CN111765035B (en) * | 2020-04-17 | 2022-07-08 | 湖南湘投清水塘水电开发有限责任公司 | Water guide mechanism control ring assembly structure of water turbine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110817 |