CN204152709U - A kind of main shaft-sealing structure for hydroturbines of automatic Regulation sealing - Google Patents
A kind of main shaft-sealing structure for hydroturbines of automatic Regulation sealing Download PDFInfo
- Publication number
- CN204152709U CN204152709U CN201420597986.0U CN201420597986U CN204152709U CN 204152709 U CN204152709 U CN 204152709U CN 201420597986 U CN201420597986 U CN 201420597986U CN 204152709 U CN204152709 U CN 204152709U
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- China
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- seal ring
- main shaft
- wire
- pressure disk
- hydroturbines
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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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Abstract
The utility model discloses the main shaft-sealing structure for hydroturbines of a kind of automatic Regulation sealing, in the middle part of sealed support, main shaft is set, sealed support and main shaft joint are provided with seal ring mounting groove, pressure disk erection support is provided with in seal ring mounting groove, pressure disk erection support is provided with seal ring, seal ring is installed between sealed support and seal ring, seal ring rear end is installed in pressure disk, metallic channel is provided with bottom seal ring, wire is provided with in metallic channel, wire communication seals circle, pressure disk and power pack, seal ring and territory, spindle connection area are provided with stuffing box packing layer, stuffing box packing layer top is provided with regulator plate, regulator plate is installed on seal ring by adjusting bolt, this apparatus structure is firm, good airproof performance, can carry out joining pressure for the Stamping Steel Ribbon of breakage, at utmost reduce and the pressurized of Stamping Steel Ribbon entirety is affected, what have degree of precision joins pressure effect automatically.
Description
Technical field
The utility model relates to the field of sealing technology of hydraulic turbine main shaft in mechanical engineering sealing configuration, espespecially a kind of main shaft-sealing structure for hydroturbines of automatic Regulation sealing.
Background technique
The operation of sealing to water turbine of hydraulic turbine main shaft plays an important role, the pressurized air that adopts exactly that the hydraulic turbine main shaft sealing system of prior art is more advanced directly joins pressure to Stamping Steel Ribbon, when can automatically seal it under pressure after Stamping Steel Ribbon wearing and tearing, but this pressure technology of joining also exists following problem, 1, Stamping Steel Ribbon be in sealing cylinder in cannot observe its breakage; 2, whole Stamping Steel Ribbon can be caused while pressurized air crush seal bar to cause local deformation due to unbalance stress, and under pressurized air effect, mechanical friction effect there will be more how unforeseen situation and occurs, and sealing situation is difficult to estimate.
Summary of the invention
For solving the problem, the utility model provides the main shaft-sealing structure for hydroturbines of a kind of automatic Regulation sealing, this apparatus structure is firm, good airproof performance, can carry out joining pressure for the Stamping Steel Ribbon of breakage, at utmost reduce and affect the pressurized of Stamping Steel Ribbon entirety, what have degree of precision joins pressure effect automatically.
For achieving the above object, the utility model adopts following technology to realize, a kind of main shaft-sealing structure for hydroturbines of automatic Regulation sealing, comprise adjusting bolt, regulator plate, main shaft, wire, power pack, pressure disk erection support, seal ring mounting groove, seal ring, pressure disk, metallic channel, seal ring, sealed support, stuffing box packing layer, wherein in the middle part of sealed support, main shaft is set, sealed support and main shaft joint are provided with seal ring mounting groove, pressure disk erection support is provided with in seal ring mounting groove, pressure disk erection support is provided with pressure disk, seal ring is installed between sealed support and seal ring, seal ring rear end is installed in pressure disk, metallic channel is provided with bottom seal ring, wire is provided with in metallic channel, wire is communication seals circle respectively, pressure disk and the equipment corresponding to power pack, seal ring and territory, spindle connection area are provided with stuffing box packing layer, stuffing box packing layer top is provided with regulator plate, regulator plate is installed on seal ring by adjusting bolt.
As further improvement of the utility model, described seal ring mounting groove is multiple uniform circular arc rings by baffle for separating, and dividing plate is exclusion seal circle not, is provided with an independently pressure disk in each circular arc ring.
As further improvement of the utility model, described seal ring cross section main body is configured as rectangular surfaces, the left side zone line of rectangular surfaces is provided with projection, trapezoidal faces is connected with on the right side of rectangular surfaces, arc surface processing is carried out in the bottom surface (trapezoidal upper and lower surface is called upper bottom surface and bottom surface) that trapezoidal faces is not connected with rectangular surfaces, and set by seal ring, arc surface is installed in pressure disk.
As further improvement of the utility model, described seal ring cross section zone line is provided with conductive metal wire, conductive metal wire two ends respectively correspondence are installed on after on two wire set circles and are installed in seal ring, two wire set circle mounting distances with dividing plate apart from corresponding, in the region that every two dividing plates surround place seal ring on all to be provided with two corresponding wire set circles, each wire set circle is provided with the outer conductive pole stretching out seal ring outer surface.
As further improvement of the utility model, described pressure disk is connected with seal ring by mounting disc, mounting disc zone line is provided with electromagnetic coil, electromagnetic coil two ends are provided with electric edge joint, symmetrical structure centered by mounting disc, and mounting disc upper and lower surface is respectively arranged with joins briquetting socket chute, join briquetting socket chute to be obliquely installed, the one end of joining briquetting socket chute short is abutted against in seal ring, and join in briquetting socket chute to be socketed with and join briquetting, the material of joining briquetting is steel or iron.
As further improvement of the utility model, described two wires are connected on the conductive pole set by wire set circle at same conductive metal wire two ends, two wire the other ends are connected respectively position of source corresponding to the power pack, voltmeter is provided with between two wires, voltmeter indicators turn shaft end is provided with the close out sheet of rotating with pointer, close out sheet two ends are provided with switch, along with the rotation close switch of pointer, two set by pressure disk electric edge joints one of them by wire coupling cock one end, the switch the other end passes through electric edge joint corresponding to wire connecting power case, another electric edge joint passes through electric edge joint corresponding to wire connecting power case, make the two each self-forming loops of each and every one circuit.
Working principle: be provided with multistage conductive metal wire in seal ring, each section of conductive metal wire all forms a loop by the pressure disk that wire and this region are corresponding, conductive metal wire has larger resistance, after seal ring is worn, conductive metal wire can be worn or rupture, thus make the resistance of whole circuit increase electric current decline, ammeter drives indicators turn, the closed circuit of electromagnetic coil is completed in ammeter pointer rotation process, thus make generation electromagnetic force, briquetting crush seal coil is joined in attraction, realizes automatically joining pressure.
The utility model compared with prior art has following beneficial effect:
1, this apparatus structure is firm, and good airproof performance, can carry out joining pressure for the Stamping Steel Ribbon of breakage, and at utmost reduce and affect the pressurized of Stamping Steel Ribbon entirety, what have degree of precision joins pressure effect automatically.
Accompanying drawing explanation
Fig. 1 is the main shaft-sealing structure for hydroturbines schematic diagram of a kind of automatic Regulation sealing;
Fig. 2 be a kind of automatic Regulation sealing main shaft-sealing structure for hydroturbines set by seal ring mounting groove plan view;
Fig. 3 be the sealing of a kind of automatic Regulation main shaft-sealing structure for hydroturbines set by seal ring and pressure disk relation schematic diagram is installed;
Fig. 4 be a kind of automatic Regulation sealing main shaft-sealing structure for hydroturbines set by electromagnetic coil scheme of installation;
Fig. 5 be a kind of automatic Regulation sealing main shaft-sealing structure for hydroturbines set by conductive metal wire scheme of installation;
Fig. 6 is the main shaft-sealing structure for hydroturbines institute establishing briquetting plan view of a kind of automatic Regulation sealing;
Fig. 7 be a kind of automatic Regulation sealing main shaft-sealing structure for hydroturbines set by partial, partially-cross-sectioned side-elevation view;
1-adjusting bolt in figure; 2-regulator plate; 3-main shaft; 4-collar bush; 5-wire; 6-power pack; 7-pressure disk erection support; 8-seal ring; 9-pressure disk; 10-metallic channel; 11-seal ring; 12-sealed support; 13-stuffing box packing layer; 14-seal ring mounting groove; 15-dividing plate; 16-joins briquetting; 17-conductive metal wire; 18-expanding block; 19-protective pad; 20-joins briquetting socket chute; 21-electromagnetic coil; 22-electricity edge joint; 23-wire set circle; 24-joins pressure head; 25-slide block; 26-slide rail; 27-ammeter; 28-switch; 29-close out sheet; 30-indicators turn axle.
Embodiment
Embodiment 1
A kind of main shaft-sealing structure for hydroturbines of automatic Regulation sealing as shown in Figures 1 to 7, comprise adjusting bolt 1, regulator plate 2, main shaft 3, wire 5, power pack 6, pressure disk erection support 7, seal ring mounting groove 14, seal ring 8, pressure disk 9, metallic channel 10, seal ring 11, sealed support 12, stuffing box packing layer 13, wherein in the middle part of sealed support 12, main shaft 3 is set, sealed support 12 and main shaft 3 joint are provided with seal ring mounting groove 14, pressure disk erection support 7 is provided with in seal ring mounting groove 14, pressure disk erection support 7 is provided with pressure disk 9, seal ring 8 is installed between sealed support 12 and seal ring 11, seal ring 8 rear end is installed in pressure disk 9, metallic channel 10 is provided with bottom seal ring 11, wire 5 is provided with in metallic channel 10, wire is communication seals circle 8 respectively, pressure disk 9 and the equipment corresponding to power pack 6, seal ring 11 and main shaft 3 join domain are provided with stuffing box packing layer 13, stuffing box packing layer 13 top is provided with regulator plate 2, regulator plate 2 is installed on seal ring 11 by adjusting bolt 1, described seal ring mounting groove 14 is divided into multiple uniform circular arc ring by dividing plate 15, dividing plate 15 is exclusion seal circle 8 not, an independently pressure disk 9 is provided with in each circular arc ring, described seal ring 8 cross section main body is configured as rectangular surfaces, the left side zone line of rectangular surfaces is provided with projection, trapezoidal faces is connected with on the right side of rectangular surfaces, arc surface processing is carried out in the bottom surface that trapezoidal faces is not connected with rectangular surfaces, arc surface set by seal ring 8 is installed in pressure disk 9, described seal ring 8 cross section zone line is provided with conductive metal wire 17, conductive metal wire 17 two ends respectively correspondence are installed on after on two wire set circles 23 and are installed in seal ring 8, two wire set circle 23 mounting distances with dividing plate 15 apart from corresponding, in the region that every two dividing plates 15 surround place seal ring 8 on all to be provided with two corresponding wire set circles 23, each wire set circle 23 is provided with the outer conductive pole stretching out seal ring 8 outer surface, described pressure disk 9 is connected with seal ring by mounting disc, mounting disc zone line is provided with electromagnetic coil 21, electromagnetic coil 21 two ends are provided with electric edge joint 22, symmetrical structure centered by mounting disc, mounting disc upper and lower surface is respectively arranged with joins briquetting socket chute 20, join briquetting socket chute 20 to be obliquely installed, the one end of joining briquetting socket chute 20 short is abutted against in seal ring 8, join in briquetting socket chute 20 to be socketed with and join briquetting 16, the material of joining briquetting 16 is steel or iron, described two wires 5 are connected on the conductive pole set by wire set circle 23 at same conductive metal wire two ends, two wire 5 the other ends are connected respectively position of source corresponding to the power pack 6, ammeter 27 is provided with between two wires 5, ammeter pointer rotatingshaft 30 end is provided with the close out sheet 29 of rotating with pointer, close out sheet 29 two ends are provided with switch 28, two set by pressure disk 9 electric edge joints 22 one of them by wire 5 coupling cock 28 one end, switch 28 the other end connects the electric edge joint 22 of power pack 6 correspondence by wire 5, another electric edge joint 22 connects the electric edge joint 22 of power pack 6 correspondence by wire 5, make the two each self-forming loops of each and every one circuit.
Claims (6)
1. a main shaft-sealing structure for hydroturbines for automatic Regulation sealing, comprises adjusting bolt (1), regulator plate (2), main shaft (3), wire (5), power pack (6), pressure disk erection support (7), seal ring mounting groove (14), seal ring (8), pressure disk (9), metallic channel (10), seal ring (11), sealed support (12), stuffing box packing layer (13), it is characterized in that: sealed support (12) middle part arranges main shaft (3), sealed support (12) and main shaft (3) joint are provided with seal ring mounting groove (14), pressure disk erection support (7) is provided with in seal ring mounting groove (14), pressure disk erection support (7) is provided with pressure disk (9), seal ring (8) is installed between sealed support (12) and seal ring (11), seal ring (8) rear end is installed in pressure disk (9), seal ring (11) bottom is provided with metallic channel (10), be provided with wire (5) in metallic channel (10), wire is communication seals circle (8) respectively, pressure disk (9) and the equipment corresponding to power pack (6), seal ring (11) and main shaft (3) join domain are provided with stuffing box packing layer (13), stuffing box packing layer (13) top is provided with regulator plate (2), and regulator plate (2) is installed on seal ring (11) by adjusting bolt (1).
2. the main shaft-sealing structure for hydroturbines of a kind of automatic Regulation sealing according to claim 1, it is characterized in that: described seal ring mounting groove (14) is divided into multiple uniform circular arc ring by dividing plate (15), dividing plate (15) is exclusion seal circle (8) not, is provided with an independently pressure disk (9) in each circular arc ring.
3. the main shaft-sealing structure for hydroturbines of a kind of automatic Regulation sealing according to claim 2, it is characterized in that: described seal ring (8) cross section main body is configured as rectangular surfaces, the left side zone line of rectangular surfaces is provided with projection, trapezoidal faces is connected with on the right side of rectangular surfaces, arc surface processing is carried out in the bottom surface that trapezoidal faces is not connected with rectangular surfaces, and the set arc surface of seal ring (8) is installed in pressure disk (9).
4. the main shaft-sealing structure for hydroturbines of a kind of automatic Regulation sealing according to claim 3, it is characterized in that: described seal ring (8) cross section zone line is provided with conductive metal wire (17), conductive metal wire (17) two ends respectively correspondence be installed on two wire set circles (23) upper after be installed in seal ring (8), two wire set circle (23) mounting distances with dividing plate (15) apart from corresponding, in the region that every two dividing plates (15) surround place seal ring (8) on all to be provided with two corresponding wire set circles (23), each wire set circle (23) is provided with the outer conductive pole stretching out seal ring (8) outer surface.
5. the main shaft-sealing structure for hydroturbines of a kind of automatic Regulation sealing according to claim 4, it is characterized in that: described pressure disk (9) is connected with seal ring by mounting disc, mounting disc zone line is provided with electromagnetic coil (21), electromagnetic coil (21) two ends are provided with electric edge joint (22), symmetrical structure centered by mounting disc, mounting disc upper and lower surface is respectively arranged with joins briquetting socket chute (20), join briquetting socket chute (20) to be obliquely installed, the one end of joining briquetting socket chute (20) short is abutted against in seal ring (8), join in briquetting socket chute (20) to be socketed with and join briquetting (16), the material of joining briquetting (16) is steel or iron.
6. the main shaft-sealing structure for hydroturbines of a kind of automatic Regulation sealing according to claim 5, it is characterized in that: described two wires (5) are connected on the conductive pole set by wire set circle (23) at same conductive metal wire two ends, two wire (5) the other ends are connected respectively in the corresponding position of source of power pack (6), ammeter (27) is provided with between two wires (5), ammeter pointer rotatingshaft (30) end is provided with the close out sheet (29) of rotating with pointer, close out sheet (29) two ends are provided with switch (28), two set by pressure disk (9) electric edge joints (22) one of them by wire (5) coupling cock (28) one end, switch (28) the other end connects electric edge joint (22) corresponding to power pack (6) by wire (5), another electric edge joint (22) connects electric edge joint (22) corresponding to power pack (6) by wire (5), make the two each self-forming loops of each and every one circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420597986.0U CN204152709U (en) | 2014-10-16 | 2014-10-16 | A kind of main shaft-sealing structure for hydroturbines of automatic Regulation sealing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420597986.0U CN204152709U (en) | 2014-10-16 | 2014-10-16 | A kind of main shaft-sealing structure for hydroturbines of automatic Regulation sealing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204152709U true CN204152709U (en) | 2015-02-11 |
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ID=52510830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420597986.0U Expired - Fee Related CN204152709U (en) | 2014-10-16 | 2014-10-16 | A kind of main shaft-sealing structure for hydroturbines of automatic Regulation sealing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204152709U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109953683A (en) * | 2018-07-11 | 2019-07-02 | 尚科宁家（香港）股份有限公司 | A kind of hand-held cleaning device |
-
2014
- 2014-10-16 CN CN201420597986.0U patent/CN204152709U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109953683A (en) * | 2018-07-11 | 2019-07-02 | 尚科宁家（香港）股份有限公司 | A kind of hand-held cleaning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150211 Termination date: 20171016 |
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| CF01 | Termination of patent right due to non-payment of annual fee |