CN210240638U - External control type double-eccentric ball valve core - Google Patents
External control type double-eccentric ball valve core Download PDFInfo
- Publication number
- CN210240638U CN210240638U CN201921155717.8U CN201921155717U CN210240638U CN 210240638 U CN210240638 U CN 210240638U CN 201921155717 U CN201921155717 U CN 201921155717U CN 210240638 U CN210240638 U CN 210240638U
- Authority
- CN
- China
- Prior art keywords
- ball valve
- passageway
- main
- valve core
- externally controlled
- 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 - Fee Related
Links
Images
Landscapes
- Taps Or Cocks (AREA)
Abstract
The utility model discloses an outer two eccentric ball valve spools of accuse formula belongs to ball valve spool technical field, has solved the case and has taken place the channel blockage problem easily, and its technical scheme main points are including the main spheroid, be provided with the passageway that supplies rivers to pass through in the main spheroid, be located the one end of passageway is provided with manger plate portion, be provided with the hob in the passageway, the hob includes the main shaft and the spiral coils in the epaxial water conservancy diversion leaf of main shaft, water conservancy diversion leaf and passageway form the route of spiral, be provided with eccentric through-hole on the main shaft, manger plate portion and passageway eccentric settings have reached the effect of being convenient for the mediation, being difficult for the deposit sand grain.
Description
Technical Field
The utility model relates to a ball valve case field especially relates to an outer two eccentric ball valve cases of accuse formula.
Background
The ball valve is a widely used valve, and has the main characteristics of compact structure, high reliability, easy operation and maintenance, suitability for common working media such as water, solvent, natural gas and the like, suitability for media with severe working conditions, and suitability for being used as a switch valve or a cut-off valve.
The medium composition that some conditions are abominable at present is complicated, often contains various particulate matters, adheres to easily or deposits in the ball valve, especially deposits in the case or the case edge, reduces the use flexibility and the control accuracy of ball valve, and the live time has long even takes place the passageway and blocks up for the ball valve thoroughly destroys.
SUMMERY OF THE UTILITY MODEL
The present invention aims at solving at least one of the technical problems in the related art to a certain extent. In view of this, the utility model aims at providing two eccentric ball valve spools of external control formula have the clean case of being convenient for, and improve the advantage of using the reliability.
In order to solve the technical problem, the technical scheme of the utility model is that: the utility model provides an outer two eccentric ball valve spools of accuse formula, includes the main spheroid, be provided with the passageway that supplies rivers to pass through in the main spheroid, be located the one end of passageway is provided with manger plate portion, be provided with the hob in the passageway, the hob includes main shaft and spiral and winds the water conservancy diversion leaf in main shaft, water conservancy diversion leaf and passageway form the route of spiral, be provided with eccentric through-hole on the main shaft, manger plate portion and passageway eccentric settings.
Through the arrangement, the valve core is arranged in the valve body. To the structural design of case, the adoption has set up water retaining part in the one end of passageway, its main effect lies in outside the increase water pressure, can also prevent that the hob from breaking away from the passageway, in addition to the design of hob, can improve water pressure on the one hand, the passageway is become the spiral by original straight-through, on the other hand can make the hob shake or rock in the passageway, can reduce the particle deposit at the in-process of rocking, can improve the clean degree of inner wall, in addition because set up eccentric through-hole on the main shaft, this through-hole can cross water, can also form the unbalance of hob weight distribution, consequently the hob can effectively keep a heavier position spacing in the passageway, receive rivers impact effect and take place to rock.
As a specific aspect of the present invention, it may be preferable that: the two ends of the water retaining part are provided with rotating shafts, and the water retaining part is rotatably connected to the side wall of the channel through the rotating shafts.
Through the arrangement, the water retaining part is mainly used for blocking the screw rod and is convenient for improving water pressure. The water outlet is reduced, and the water pressure is increased.
As a specific aspect of the present invention, it may be preferable that: and a balancing weight is arranged at the edge of the water retaining part.
Through the setting, the effect of balancing weight can still can be influenced by weight and be in vertical state with manger plate portion under the condition that does not receive rivers to influence. When being impacted by water flow, the water flow can be sprayed out.
As a specific aspect of the present invention, it may be preferable that: and a balancing weight is arranged on the part, close to or supported on the inner wall of the channel, of the flow guide vane.
Through the arrangement, the eccentric effect of the screw rod is further improved.
As a specific aspect of the present invention, it may be preferable that: the balancing weight is any one of an energy stone and a magnet block.
Through the arrangement, the energy stone or the magnetite has the first function of utilizing the weight of the energy stone or the magnetite to achieve the effect of improving the balance weight. The other function is to exert the respective properties thereof. The energy stone can be used for improving some elements of water quality or adsorbing some dirt. Mainly used in the aspect of tap water control valves. The magnet block is used for adsorbing some metal or controlling the external strong magnet to operate the vibration. Mainly used in the aspect of blowdown valves.
As a specific aspect of the present invention, it may be preferable that: the main ball body is provided with a groove.
Through the arrangement, the valve rod is connected under the action of the groove.
As a specific aspect of the present invention, it may be preferable that: and a sealing ring is also arranged at the passage port of the main sphere.
Through the arrangement, the sealing ring has the advantages that the tightness is improved, the assembly and the transportation are convenient, and the sealing ring plays a role in shock absorption in the transportation process.
As a specific aspect of the present invention, it may be preferable that: the bottom of the main sphere is a plane.
Through the arrangement, the main ball body is convenient to transport and install.
The utility model discloses technical effect mainly embodies in following aspect: firstly, stain deposition can be reduced through vibration of the spiral rod, and using convenience is improved; and secondly, the transportation, installation and positioning are facilitated.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment;
FIG. 2 is a partial sectional structure showing diagram of the embodiment.
Reference numerals: 1. a main sphere; 11. a channel; 12. a groove; 13. a plane; 2. a water retaining part; 21. a rotating shaft; 3. a screw rod; 31. a main shaft; 310. a through hole; 32. a guide vane; 4. a passage; 5. a balancing weight; 6. and (5) sealing rings.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention so that the technical solution of the present invention can be more easily understood and grasped, and should not be construed as limiting the present invention.
Example (b):
an external control type double-eccentric ball valve core is shown by combining a figure 1 and a figure 2, and comprises a main ball body 1, wherein a channel 11 for water flow to pass through is arranged in the main ball body 1, and the channel 11 is cylindrical. One end of the channel 11 is provided with a water retaining part 2, and the channel 11 is internally provided with a screw rod 3. The screw rod 3 comprises a main shaft 31 and a guide vane 32 spirally wound on the main shaft 31, and the guide vane 32 and the channel 11 form a spiral passage 4. The main shaft 31 is provided with an eccentric through hole 310, the through hole 310 being indicated by a dotted line in fig. 2, and the water guard 2 is provided eccentrically to the passage 11.
The two ends of the water blocking part 2 are provided with rotating shafts 21, and the water blocking part 2 is rotatably connected to the side wall of the channel 11 through the rotating shafts 21. The water retaining part 2 mainly functions to block the screw rod 3 and is convenient to increase water pressure. The water outlet is reduced, and the water pressure is increased.
The edge of the water retaining part 2 is provided with a balancing weight 5. The counterweight 5 has the function of enabling the water retaining part 2 to be in a vertical state under the condition of not being influenced by water flow and still being influenced by weight. When being impacted by water flow, the water flow can be sprayed out.
The guide vane 32 is provided with a balancing weight 5 near or supported on the inner wall of the channel 11. The eccentric effect of the screw rod 3 is further improved.
The counterweight 5 is any one of an energy stone and a magnet block. The first function of the energy stone or the magnetite is to utilize the weight thereof to achieve the effect of improving the counterweight. The other function is to exert the respective properties thereof. The energy stone can be used for improving some elements of water quality or adsorbing some dirt. Mainly used in the aspect of tap water control valves. The magnet block is used for adsorbing some metal or controlling the external strong magnet to operate the vibration. Mainly used in the aspect of blowdown valves.
The main sphere 1 is provided with a groove 12. The recess 12 serves as a valve stem connection. The opening of the channel 11 of the main ball body 1 is also provided with a sealing ring 6. The function of the sealing ring 6 is to improve the tightness and facilitate the assembly and transportation thereof, and the sealing ring 6 plays a role in shock absorption during the transportation. The bottom of the main sphere 1 is a plane 13. The transportation and installation of the main sphere 1 are facilitated.
In the improvement, the valve core is arranged in the valve body. To the structural design of case, the adoption has set up water retaining part 2 in the one end of passageway 11, its main effect lies in outside the increase water pressure, can also prevent that hob 3 from breaking away from passageway 11, in addition to the design of hob 3, on the one hand, can improve water pressure, passageway 11 is become the spiral by original straight-through, on the other hand can make hob 3 shake or rock in passageway 11, can reduce the particle deposit at the in-process of rocking, can improve the clean degree of inner wall, in addition because set up eccentric through-hole 310 on the main shaft 31, this through-hole 310 can cross water, can also form 3 weight distribution's of hob unbalance, consequently hob 3 can effectively keep a heavier position spacing in passageway 11, receive rivers impact effect and take place to rock.
Of course, the above is only a typical example of the present invention, and besides, the present invention can also have other various specific embodiments, and all technical solutions adopting equivalent replacement or equivalent transformation are all within the scope of the present invention as claimed.
Claims (8)
1. The utility model provides an outer two eccentric ball valve spools of accuse formula, includes the main spheroid, be provided with the passageway that supplies rivers to pass through in the main spheroid, be located the one end of passageway is provided with manger plate portion, characterized by, be provided with the hob in the passageway, the hob includes main shaft and spiral and winds the water conservancy diversion leaf on the main shaft, water conservancy diversion leaf and passageway form the route of spiral, be provided with eccentric through-hole on the main shaft, manger plate portion and passageway eccentric settings.
2. The externally controlled double eccentric ball valve core as recited in claim 1, wherein the two ends of the water retaining part are provided with rotating shafts, and the water retaining part is rotatably connected to the side wall of the passage through the rotating shafts.
3. The externally controlled double eccentric ball valve core as recited in claim 2, wherein a weight block is disposed at an edge of the water blocking portion.
4. The externally controlled double eccentric ball valve core as recited in claim 1, wherein the guide vane is provided with a weight block at a position close to or supported on the inner wall of the passage.
5. The externally controlled double eccentric ball valve core according to claim 3 or 4, wherein the weight block is any one of an energy stone and a magnet block.
6. The externally controlled double eccentric ball valve cartridge of claim 1, wherein said main ball body is provided with a groove.
7. The externally controlled double eccentric ball valve core as recited in claim 1, wherein the passage port of the main ball body is further provided with a sealing ring.
8. The externally controlled double eccentric ball valve cartridge of claim 1, wherein the bottom of the main ball is a flat surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921155717.8U CN210240638U (en) | 2019-07-22 | 2019-07-22 | External control type double-eccentric ball valve core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921155717.8U CN210240638U (en) | 2019-07-22 | 2019-07-22 | External control type double-eccentric ball valve core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210240638U true CN210240638U (en) | 2020-04-03 |
Family
ID=69992373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921155717.8U Expired - Fee Related CN210240638U (en) | 2019-07-22 | 2019-07-22 | External control type double-eccentric ball valve core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210240638U (en) |
-
2019
- 2019-07-22 CN CN201921155717.8U patent/CN210240638U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU2010299261B2 (en) | Steam supply system and check valve for use therein | |
| CN102278503A (en) | Integral pressure reduction valve | |
| CN210240638U (en) | External control type double-eccentric ball valve core | |
| CN202670752U (en) | Novel wind blockage valve | |
| CN208519205U (en) | Ceramic slide valve | |
| CN207080744U (en) | Conveying system of drinking water production line | |
| CN204127380U (en) | A kind of eccentric rotary valve core locking mechanism | |
| CN101344173A (en) | Metal hard-sealing anti-scaling intercepting ball self-acting valve | |
| CN106122507A (en) | Cavitation-proof ball valve | |
| CN205479396U (en) | Ore pulp flow control governing valve | |
| CN201184421Y (en) | Throttle type ceramic gate valve | |
| CN204961884U (en) | Control ball valve suitable for easy crystallization medium occasion | |
| CN205978571U (en) | Ball valve that gas -tight loses | |
| CN208845738U (en) | A kind of high leakproofness water nozzle | |
| CN208348556U (en) | A kind of ball valve of interior reflux | |
| CN205136629U (en) | Buggy flow control valve's case structure | |
| CN200978995Y (en) | Open to air check valve | |
| CN105587882A (en) | Eccentric rotary regulating valve | |
| CN209725245U (en) | A kind of High Pressure Difference tune valve protection against erosion tube-in-tube structure | |
| CN220505899U (en) | Multistage check valve | |
| CN207906520U (en) | A kind of improved high-voltage check-valves | |
| CN201190804Y (en) | Hemispherical ceramic adjusting valve | |
| CN214466117U (en) | Scouring-resistant gate valve | |
| CN210687053U (en) | Special baiting valve of lithium carbonate production | |
| CN210949995U (en) | Butt welding type upper ball valve casting part |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200403 Termination date: 20210722 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |