CN209557756U - A kind of self-sealed main valve of Halbach nonmagnetic matrix transmission - Google Patents
A kind of self-sealed main valve of Halbach nonmagnetic matrix transmission Download PDFInfo
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- CN209557756U CN209557756U CN201920064833.2U CN201920064833U CN209557756U CN 209557756 U CN209557756 U CN 209557756U CN 201920064833 U CN201920064833 U CN 201920064833U CN 209557756 U CN209557756 U CN 209557756U
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- halbach
- permanent magnet
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- valve
- main valve
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Abstract
The utility model discloses a kind of Halbach nonmagnetic matrixs to be driven self-sealed main valve, including bearing, the bearing bracket stand of bearing are fixed on pipeline；The turbine by worm drive is being provided with close to bearing outer ring, the inner ring of the turbine is fixed with several first permanent magnets, and the first permanent magnet is arranged according to Halbach nonmagnetic matrix mode；Valve disc is being set close to the bearing inner race, the valve disc outer ring is fixed with several second permanent magnets, and second permanent magnet is arranged according to Halbach nonmagnetic matrix mode, and the second permanent magnet and the first permanent magnet constitute magnetic transmission structure；Runner hole is provided on the valve disc；It is provided with gasket on pipe downstream side, the valve disc, closes on gasket, is arranged in parallel with contact backing plate, in hydraulic pressure abundance situation, the gasket and contact backing plate gluing, sealing.Utility model device simple in structure, good airproof performance can realize interstructural no frictional drive substantially, to increase the service life of valve.
Description
Technical field
The utility model relates to valve field, especially a kind of Halbach (Halbach) nonmagnetic matrix transmission is self-sealed
Main valve.
Background technique
Valve is control unit important in fluid delivery system, have cut-off, adjusting, water conservancy diversion, prevent adverse current, pressure stabilizing,
The functions such as shunting or overflow pressure relief.Existing valve is mainly used for cut-off, adjusts, non-return and guarantee engineering safety, is generally divided into certainly
Movable valve and driving valve, wherein driving valve (gate valve, shut-off valve, ball valve, butterfly valve etc.) is adjusted in pipeline by driving device
Pressure, flow and the direction of medium.In valve gate technology, self sealing valve occupies indispensable status, so that fluid circuit
The process of being precisely controlled can be provided for fluid conveying；Automatic valve is opened to realize valve event by automatic control system
It is disconnected, to realize control of the valve to fluid.
But existing common valve, have the shortcomings that in driving structure obvious, structure is complicated, and control process is more difficult,
Secondary is exactly that seal for pipe joints is not tight at valve, and sealed pressure is inadequate, and there is apparent hidden danger.Its problem can mainly be attributed to
Under several aspects: 1) existing valve sealing structure is complicated, and engineering manufacture difficulty is larger, leads to higher cost；2) the additional drive of valve
Dynamic part is larger, is unfavorable for later period examination and maintenance；3) in valve there is rigidity directly contact in part drive mechanism, is also easy to produce and rubs
Scouring damage, life of valve are short.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of Halbach nonmagnetic matrixs to be driven self-sealed main valve,
Solve the problems such as existing valve sealing structure is excessively complicated.Characteristic of the present apparatus using water flow at pressure pipeline valve, incoming flow side
Larger to hydraulic pressure, export direction hydraulic pressure is smaller, and water flow is allowed to realize self-sealing when valve passage is closed, and has sealing effect well
Fruit.Solve the problems, such as that part-structure is also easy to produce fretting wear in main valve simultaneously.
In order to solve the above technical problems, the technical solution adopted in the utility model is:
A kind of Halbach nonmagnetic matrix is driven self-sealed main valve, including the bearing being made of bearing ball and bearing bracket stand,
The bearing bracket stand is fixed on pipeline；The turbine by worm drive, the inner ring of the turbine are being provided with close to the bearing outer ring
Several first permanent magnets are fixed with, first permanent magnet is arranged according to Halbach nonmagnetic matrix mode；Close to the bearing
Valve disc is arranged in inner ring, and the valve disc outer ring is fixed with several second permanent magnets, and second permanent magnet is according to Halbach magnetic moment
Battle array mode arranges, and second permanent magnet and the first permanent magnet constitute magnetic transmission structure；
Be provided with runner hole on the valve disc, when this self-sealed main valve flow standard-sized sheet, the runner hole just with pipe
Road perforation；It is provided with gasket on pipe downstream side, the valve disc, closes on gasket, contact backing plate is arranged in parallel with, in water
It presses in sufficient situation, the gasket and contact backing plate gluing, sealing.
Further, the pipeline in upstream side or downstream side is attached by ring flange.
Further, the ring flange junction is provided with the gasket for sealing.
Further, the ring flange is fixed by bolt.
Further, the bearing bracket stand is by being fixedly welded on pipeline.
Further, the first permanent magnet in this main valve, bearing ball, bearing bracket stand, contact backing plate and worm gear are fixed on together
One linkage part, the second permanent magnet, valve disc and gasket are fixed on another linkage part.
Compared with prior art, the utility model has the beneficial effects that 1) rotating mechanism of the present apparatus uses rolling bearing,
Its is compact-sized, and frictional resistance is small, and power consumption is small, is easy to be opened and closed the starting of valve.2) in the present apparatus, the first permanent magnetism of outer ring
The arrangement of second permanent magnet of body and inner ring has used Halbach nonmagnetic matrix permanent magnet principle and technology, can maximize
Utilize the magnetic energy of permanent magnet.3) present apparatus devises a permanent-magnet drive mechanism in drive mechanism, i.e., by outer ring permanent magnetism
Body drives the operating of inner ring permanent magnet, and structure is simple, and composition component is few, install convenient, and can realize interstructural nothing substantially
Frictional drive, to increase the service life of this valve.4) two contact pins ad hoc in the present apparatus make full use of hydraulic pressure
Power realization is fitted closely and is detached from, and forms self sealing structure, self sealing and anti-leakage is functional.
Detailed description of the invention
Fig. 1 is the orthogonal view that present apparatus Halbach nonmagnetic matrix is driven self-sealed main valve；
Fig. 2 is the sectional view that present apparatus Halbach nonmagnetic matrix is driven self-sealed main valve.
In figure: the first permanent magnet of 1-；2- bearing ball；The second permanent magnet of 3-；4- pipeline；5- valve disc；6- ring flange；7- pad
Piece；8- bearing bracket stand；9- gasket；10- contacts backing plate；11- bolt；13- runner hole；14- bearing；15- worm gear；16- worm screw.
Specific embodiment
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Utility model device building block includes: the first permanent magnet 1, bearing ball 2, the second permanent magnet 3；Pipeline 4, valve
Disk 5, ring flange 6, gasket 7, bearing bracket stand 8, gasket 9, contact backing plate 10, bolt 11, runner hole 13, bearing 14,15 and of worm gear
Worm screw 16, details are as follows for the function of each component:
1, the first permanent magnet of outer ring: its arranged according to Halbach nonmagnetic matrix mode by multiple permanent magnets in outer ring and
At constituting magnetic transmission structure with the second permanent magnet 3 of inner ring；
2, bearing ball: it is one of the component of present apparatus middle (center) bearing 14；
3, the second permanent magnet of inner ring: it is located on valve disc 5, by multiple permanent magnets in outer ring according to Halbach nonmagnetic matrix
Mode arranges, and constitutes magnetic transmission structure with the first permanent magnet 1；
4, pipeline: water flow is flowed according to direction shown in Fig. 1 along pipeline 4, plays the role of confinement of flow；
5, valve disc: it is the main structure for stopping water flow to be passed through, and is provided with runner hole 13 on this structure；
6, ring flange: it collectively forms ring flange with other ring flanges and combines, the flange for present apparatus main body and pipeline 4
Connection；
7, gasket: it is used for sealing flange between ring flange 6；
8, bearing bracket stand: it is used to support bearing 14；
9, gasket: it is bonded there are enough hydraulic pressure with the contact contact of backing plate 10, constitutes sealing；
10, contact backing plate: it contacts fitting there are enough hydraulic pressure with gasket 9, constitutes sealing；
11, bolt: it is used between ring flange 6 be connected and fixed；
13, runner hole: it is located on valve disc 5, and overcurrent fluid is used in valve opening, and size and pipeline 4 cooperate；
14, bearing: it is installed on pipeline 4, is used to support turbine 15；
15, worm gear: it collectively forms endless screw transmission agent with worm screw 16, and the first permanent magnet 1 of outer ring is installed on the structure.
16, worm screw: it collectively forms worm-drive with worm gear 15, for the driving link in the system.
The first permanent magnet 1, bearing ball 2, bearing bracket stand 8, contact backing plate 10 and worm gear 15 in this main valve are fixed on same
A linkage part, the second permanent magnet 3, valve disc 5 and gasket 9 are fixed on another linkage part, and whole device is consolidated by ring flange 6
Among 4 section of pipeline.Include two panels ring flange in the combination of one pair of them ring flange, is padded between two panels ring flange added with one
Piece 7, bolt 11 pass through this three and play fastening effect.
Utility model device working principle: being utilized the Magnetic drive principle that synonyms pole attracts each other, contactless right
Water conservancy main valve is cut-off, and then in conjunction with real work situation, utilizes the spy that water conservancy main valve incoming-flow pressure is big, outlet pressure is small
Property, the water flow self-sealing when valve is closed is realized, valve mechanism is greatly simplified, reduces design cost.
When power station needs to be truncated main valve incoming flow, control bound carries out truncation water flow.The present apparatus is when being truncated water flow, benefit
It is rotated with prime mover driven worm screw 16, the gear on helical teeth and worm gear 15 on worm screw 16 is engaged, and is arranged on worm gear 15
There is the first permanent magnet 1 arranged according to Halbach, the first permanent magnet 1 can be rotated in the case where worm screw 16 drives.Bearing 14
Comprising the bearing bracket stand 8 and bearing ball 2 being used to support, bearing 14 is mounted on pipeline 4, solderable to be attached, i.e. bearing bracket stand 8
One end close to pipeline 4 is welded on pipeline 4, in addition bearing ball 2 can support worm gear in the intermediate moving in rotation of bearing bracket stand 8
15.Because the first permanent magnet 1 and the second permanent magnet 3 are arranged using the synonyms pole of identical Halbach nonmagnetic matrix, first forever
When magnet 1 rotates, the second permanent magnet 3 with rotating together.The runner hole 13, In to match with 4 size of pipeline is provided on valve disc 5
Under the action of second permanent magnet 3, runner hole 13 is moved up, and is closed to pipeline 4.Because of the direction of flow side water of water conservancy main valve
Press larger, one lateral pressure of water outlet is smaller, so valve disc 5 under the action of pressure difference automatically to being sealed at gap, pressure
Difference is bigger, and effect is better.Gasket 9 and contact backing plate 10 use flexible material, largely can avoid rigid contact.
The place for needing to install water conservancy main valve needs for pipeline 4 to be truncated, welding flange 6, and water conservancy main valve passes through bolt 11
It is connected with gasket 7.In addition, the structures such as permanent magnet being located inside pipeline 4, need to split among water conservancy main valve and install,
Then it is welded, the isostructural support of valve disc 5 keep i.e. by the magnetic force between the first permanent magnet 1 and the second permanent magnet 3
It can.
Claims (6)
1. a kind of Halbach nonmagnetic matrix is driven self-sealed main valve, which is characterized in that including by bearing ball (2) and bearing bracket stand
(8) bearing (14) formed, the bearing bracket stand (8) are fixed on pipeline (4)；
The turbine (15) driven by worm screw (16) is being provided with close to the bearing (14) outer ring, the inner ring of the turbine (15) is solid
Surely there are several first permanent magnets (1), first permanent magnet (1) arranges according to Halbach nonmagnetic matrix mode；Close to described
Valve disc (5) are arranged in bearing (14) inner ring, and valve disc (5) outer ring is fixed with several second permanent magnets (3), second permanent magnet
(3) it is arranged according to Halbach nonmagnetic matrix mode, and second permanent magnet (3) and the first permanent magnet (1) constitute magnetic and passes
Dynamic structure；
Runner hole (13) are provided on the valve disc (5), when this self-sealed main valve flow standard-sized sheet, the runner hole (13) is just
Good and pipeline (4) penetrates through；Gasket (9) are provided on pipeline (4) downstream side, the valve disc (5), close on gasket (9), are put down
Row is provided with contact backing plate (10), in hydraulic pressure abundance situation, the gasket (9) and contact backing plate (10) gluing, sealing.
2. a kind of Halbach nonmagnetic matrix as described in claim 1 is driven self-sealed main valve, which is characterized in that in upstream side
Or the pipeline (4) in downstream side is attached by ring flange (6).
3. a kind of Halbach nonmagnetic matrix as claimed in claim 2 is driven self-sealed main valve, which is characterized in that the flange
Disk (6) junction is provided with the gasket (7) for sealing.
4. a kind of Halbach nonmagnetic matrix as claimed in claim 2 is driven self-sealed main valve, which is characterized in that the flange
Disk (6) is fixed by bolt (11).
5. a kind of Halbach nonmagnetic matrix as described in claim 1 is driven self-sealed main valve, which is characterized in that the bearing
Frame (8) is by being fixedly welded on pipeline (4).
6. a kind of Halbach nonmagnetic matrix as described in claim 1 is driven self-sealed main valve, which is characterized in that in this main valve
The first permanent magnet (1), bearing ball (2), bearing bracket stand (8), contact backing plate (10) and worm gear (15) be fixed on the same linkage
Part, the second permanent magnet (3), valve disc (5) and gasket (9) are fixed on another linkage part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920064833.2U CN209557756U (en) | 2019-01-15 | 2019-01-15 | A kind of self-sealed main valve of Halbach nonmagnetic matrix transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920064833.2U CN209557756U (en) | 2019-01-15 | 2019-01-15 | A kind of self-sealed main valve of Halbach nonmagnetic matrix transmission |
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| Publication Number | Publication Date |
|---|---|
| CN209557756U true CN209557756U (en) | 2019-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920064833.2U Active CN209557756U (en) | 2019-01-15 | 2019-01-15 | A kind of self-sealed main valve of Halbach nonmagnetic matrix transmission |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109707894A (en) * | 2019-01-15 | 2019-05-03 | 西华大学 | A kind of self-sealed main valve of Halbach nonmagnetic matrix transmission |
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2019
- 2019-01-15 CN CN201920064833.2U patent/CN209557756U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109707894A (en) * | 2019-01-15 | 2019-05-03 | 西华大学 | A kind of self-sealed main valve of Halbach nonmagnetic matrix transmission |
| CN109707894B (en) * | 2019-01-15 | 2023-09-15 | 西华大学 | Halbach magnetic moment array transmission self-sealing main valve |
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