CN215720850U - Wide single seat governing valve of adjustable range - Google Patents
Wide single seat governing valve of adjustable range Download PDFInfo
- Publication number
- CN215720850U CN215720850U CN202121638352.1U CN202121638352U CN215720850U CN 215720850 U CN215720850 U CN 215720850U CN 202121638352 U CN202121638352 U CN 202121638352U CN 215720850 U CN215720850 U CN 215720850U
- Authority
- CN
- China
- Prior art keywords
- movable plate
- valve
- valve body
- plate
- valve core
- 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.)
- Active
Links
Images
Abstract
The utility model discloses a single-seat regulating valve with a wide adjustable range, which relates to the technical field of single-seat regulating valves and comprises a valve body, a valve rod, a valve core and a cylinder actuator, wherein the valve rod extending to the outer side is arranged inside the valve body, the tail end of the valve rod is provided with the valve core, the outer side of the valve body is provided with the cylinder actuator matched with the valve rod, two ends of the valve body are respectively communicated with a feeding hole and a discharging hole, the valve core comprises a connecting column, a first movable plate, a second movable plate, a third movable plate and a fourth movable plate, and the bottom of the connecting column is connected with the first movable plate. The valve rod and the valve core are pulled by the action of the cylinder actuator when the valve is used, so that the first movable plate, the second movable plate, the third movable plate and the fourth movable plate are opened in sequence, the flow and the flow rate are convenient to adjust in sequence, the adjustment range is wide by four-stage adjustment, and the requirements of the prior art can be met.
Description
Technical Field
The utility model relates to the technical field of single-seat regulating valves, in particular to a single-seat regulating valve with a wide adjustable range.
Background
The single-seat regulating valve has the advantages of small leakage, large unbalanced force, smaller allowable pressure difference than that of a double-seat valve, better matching with a valve positioner when the pressure difference is high and the caliber is large, and realizing gas opening or gas closing by changing the connecting position of a valve rod and the valve core because the valve with the nominal diameter of more than or equal to 25mm is of a double-guide structure.
The existing single-seat regulating valve drives a valve rod and a valve core to move through an air cylinder actuator, the valve core is directly opened, and the valve core is inverted cone-shaped, so that the flow and the flow speed of liquid are regulated by regulating the opening degree of the valve core and the inner wall of the valve body, but the adjustable range is small, and the existing requirements cannot be met.
SUMMERY OF THE UTILITY MODEL
Based on the above, the utility model aims to provide a single-seat regulating valve with a wide adjustable range, so as to solve the technical problems that in the prior art, the valve core is in an inverted cone shape, so that the flow and the flow rate of liquid are regulated by regulating the opening degree of the valve core and the inner wall of a valve body, but the adjustable range is small, and the existing requirements cannot be met.
In order to achieve the purpose, the utility model provides the following technical scheme: a single-seat regulating valve with a wide adjustable range comprises a valve body, a valve rod, a valve core and an air cylinder actuator, wherein the valve rod extending to the outer side is arranged inside the valve body, the end of the valve rod is provided with the valve core, the air cylinder actuator matched with the valve rod is arranged on the outer side of the valve body, and two ends of the valve body are respectively communicated with a feeding hole and a discharging hole;
the valve core comprises a connecting column, a first movable plate, a second movable plate, a third movable plate and a fourth movable plate, the first movable plate is connected to the bottom of the connecting column, and the second movable plate, the third movable plate and the fourth movable plate are sequentially connected to the outer side of the first movable plate through a movable mechanism.
Through adopting above-mentioned technical scheme, utilize cylinder executor's effect, pulling valve rod and case make it open first fly leaf, second fly leaf, third fly leaf and fourth fly leaf in proper order to be convenient for adjust flow and velocity of flow in proper order, it is adjusted through the level four, makes the control range wide, more can satisfy prior art's requirement.
The valve core further comprises a first matching groove and an outer inclined surface, the outer sides of the first movable plate, the second movable plate, the third movable plate and the fourth movable plate are all provided with the outer inclined surface, the middle parts of the tops of the second movable plate, the third movable plate and the fourth movable plate are all provided with the first matching groove, and the first matching groove is matched with the outer inclined surface.
Through adopting above-mentioned technical scheme, utilize the effect of first cooperation groove and outer inclined plane, can receive first fly leaf, second fly leaf, third fly leaf and fourth fly leaf and close, form the closing plate, effectively block rivers, be difficult for revealing.
The utility model is further arranged in that the movable mechanism comprises a connecting plate and a limiting groove, the adjacent first movable plate, the adjacent second movable plate, the adjacent third movable plate and the adjacent fourth movable plate are movably connected through the connecting plate, the connecting column and the outer side of the connecting plate are both provided with the limiting groove, and one end of the connecting plate is provided with a sliding block which is matched with the limiting groove.
By adopting the technical scheme, the first movable plate, the second movable plate, the third movable plate and the fourth movable plate can be effectively unfolded and folded in sequence by utilizing the connecting plate and the limiting groove, so that the work is convenient to complete.
The utility model is further arranged in that the top of the valve body is connected with a mounting frame through a connecting flange, and the top of the mounting frame is connected with the cylinder actuator.
Through adopting above-mentioned technical scheme, be convenient for support the cylinder executor, make its operation more stable.
The utility model is further provided that a middle baffle is arranged inside the valve body, and a second matching groove matched with the valve core is formed in the top of the middle baffle.
Through adopting above-mentioned technical scheme, be convenient for block rivers, and cooperate the case to accomplish work.
In summary, the utility model mainly has the following beneficial effects: the valve rod and the valve core are pulled by the action of the cylinder actuator when the valve is used, so that the first movable plate, the second movable plate, the third movable plate and the fourth movable plate are opened in sequence, the flow and the flow rate are convenient to adjust in sequence, the adjustment range is wide by four-stage adjustment, and the requirements of the prior art can be met.
Drawings
FIG. 1 is a schematic view of a half-section structure of the present invention;
FIG. 2 is an enlarged view of the utility model at A in FIG. 1;
FIG. 3 is a schematic view of the valve stem and valve cartridge of the present invention in an expanded configuration;
FIG. 4 is an enlarged view of the utility model at B in FIG. 3;
fig. 5 is a schematic view of the overall structure of the present invention.
In the figure: 1. a valve body; 2. a feed inlet; 3. a discharge port; 4. a mounting frame; 5. a valve stem; 6. a cylinder actuator; 7. a valve core; 701. connecting columns; 702. a first movable plate; 703. a second movable plate; 704. a third movable plate; 705. a fourth movable plate; 706. a first mating groove; 707. an outer bevel; 708. a connecting plate; 709. a limiting groove; 8. an intermediate baffle; 9. a second mating groove.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
The following describes an embodiment of the present invention based on its overall structure.
A single-seat regulating valve with a wide adjustable range is shown in figures 1-5 and comprises a valve body 1, a valve rod 5, a valve core 7 and an air cylinder actuator 6, wherein the valve rod 5 extending to the outside is arranged inside the valve body 1, the valve core 7 is arranged at the tail end of the valve rod 5, the air cylinder actuator 6 matched with the valve rod 5 is arranged outside the valve body 1, and a feeding hole 2 and a discharging hole 3 are respectively communicated with two ends of the valve body 1;
the valve core 7 comprises a connecting column 701, a first movable plate 702, a second movable plate 703, a third movable plate 704 and a fourth movable plate 705, the bottom of the connecting column 701 is connected with the first movable plate 702, the outer side of the first movable plate 702 is connected with the second movable plate 703, the third movable plate 704 and the fourth movable plate 705 sequentially through a movable mechanism, and the valve rod 5 and the valve core 7 are pulled to be opened sequentially through the first movable plate 702, the second movable plate 703, the third movable plate 704 and the fourth movable plate 705 under the action of the cylinder actuator 6, so that the flow and the flow speed are adjusted sequentially.
Referring to fig. 4, the valve core 7 further includes a first mating groove 706 and an outer slope 707, the outer sides of the first movable plate 702, the second movable plate 703, the third movable plate 704 and the fourth movable plate 705 are all provided with the outer slope 707, the middle positions of the tops of the second movable plate 703, the third movable plate 704 and the fourth movable plate 705 are all provided with the first mating groove 706, and the first mating groove 706 and the outer slope 707 cooperate with each other to utilize the effect of the first mating groove 706 and the outer slope 707, so that the first movable plate 702, the second movable plate 703, the third movable plate 704 and the fourth movable plate 705 can be folded to form a sealing plate, thereby effectively blocking water flow and preventing leakage.
Referring to fig. 4, the movable mechanism includes a connecting plate 708 and a limiting groove 709, the adjacent first movable plate 702, the second movable plate 703, the third movable plate 704 and the fourth movable plate 705 are movably connected through the connecting plate 708, the limiting groove 709 is formed on the outer sides of the connecting column 701 and the connecting plate 708, and one end of the connecting plate 708 is provided with a slider that is matched with the limiting groove 709, so that the first movable plate 702, the second movable plate 703, the third movable plate 704 and the fourth movable plate 705 can be effectively unfolded and folded in sequence by using the connecting plate 708 and the limiting groove 709, thereby facilitating the completion of the work.
Referring to fig. 1 and 5, the top of the valve body 1 is connected to an installation frame 4 through a connection flange, and the top of the installation frame 4 is connected to the cylinder actuator 6, so that the cylinder actuator 6 is supported and operates more stably.
Referring to fig. 1 and 2, an intermediate baffle 8 is disposed inside the valve body 1, and a second engaging groove 9 that is engaged with the valve core 7 is formed at the top of the intermediate baffle 8, so as to block water flow and complete work by engaging with the valve core 7.
The working principle of the utility model is as follows: when the valve is used, the valve core 7 is pulled to be opened by the action of the cylinder actuator 6 and the matching valve rod 5, so that liquid enters from the feeding hole 2 and flows out from the discharging hole 3;
when the flow rate and the flow rate are adjusted, the valve rod 5 and the valve core 7 are pulled by the action of the cylinder actuator 6 to open the first movable plate 702, the second movable plate 703, the third movable plate 704 and the fourth movable plate 705 in sequence, and the connecting plate 708 and the limiting groove 709 are used to drive the second movable plate 703 to move after the first movable plate 702 moves a distance, and so on until the fourth movable plate 705 moves out of the second matching groove 9 to complete the maximum flow rate and the flow rate, when the valve rod is retracted, the connecting column 701 and the limiting groove 709 are used to block the first movable plate 702, the second movable plate 703, the third movable plate 704 and the fourth movable plate 705 to retract in sequence to complete the closing.
Although embodiments of the present invention have been shown and described, the present embodiments are merely illustrative of the present invention and are not intended to limit the present invention, and the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and those skilled in the art can make modifications, substitutions, variations, etc. of the embodiments as required without departing from the principle and spirit of the present invention, but within the scope of the claims of the present invention.
Claims (5)
1. The utility model provides a wide single seat governing valve of adjustable range, includes valve body (1), valve rod (5), case (7) and cylinder executor (6), its characterized in that: a valve rod (5) extending to the outer side is arranged in the valve body (1), a valve core (7) is arranged at the tail end of the valve rod (5), an air cylinder actuator (6) matched with the valve rod (5) is arranged on the outer side of the valve body (1), and a feeding hole (2) and a discharging hole (3) are respectively communicated with two ends of the valve body (1);
the valve core (7) comprises a connecting column (701), a first movable plate (702), a second movable plate (703), a third movable plate (704) and a fourth movable plate (705), the first movable plate (702) is connected to the bottom of the connecting column (701), and the second movable plate (703), the third movable plate (704) and the fourth movable plate (705) are sequentially connected to the outer side of the first movable plate (702) through a movable mechanism.
2. The wide range of adjustability of the single seat regulator valve of claim 1, characterized by: the valve core (7) further comprises a first matching groove (706) and an outer inclined surface (707), the outer sides of the first movable plate (702), the second movable plate (703), the third movable plate (704) and the fourth movable plate (705) are all provided with the outer inclined surface (707), the middle positions of the tops of the second movable plate (703), the third movable plate (704) and the fourth movable plate (705) are all provided with the first matching groove (706), and the first matching groove (706) is matched with the outer inclined surface (707).
3. The wide range of adjustability of the single seat regulator valve of claim 1, characterized by: the movable mechanism comprises a connecting plate (708) and a limiting groove (709), the first movable plate (702), the second movable plate (703), the third movable plate (704) and the fourth movable plate (705) are adjacent and are movably connected through the connecting plate (708), the limiting groove (709) is formed in the outer sides of the connecting column (701) and the connecting plate (708), and a sliding block matched with the limiting groove (709) is arranged at one end of the connecting plate (708).
4. The wide range of adjustability of the single seat regulator valve of claim 1, characterized by: the top of the valve body (1) is connected with a mounting rack (4) through a connecting flange, and the top of the mounting rack (4) is connected with a cylinder actuator (6).
5. The wide range of adjustability of the single seat regulator valve of claim 1, characterized by: the valve is characterized in that a middle baffle (8) is arranged inside the valve body (1), and a second matching groove (9) matched with the valve core (7) is formed in the top of the middle baffle (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121638352.1U CN215720850U (en) | 2021-07-19 | 2021-07-19 | Wide single seat governing valve of adjustable range |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121638352.1U CN215720850U (en) | 2021-07-19 | 2021-07-19 | Wide single seat governing valve of adjustable range |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215720850U true CN215720850U (en) | 2022-02-01 |
Family
ID=79987550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121638352.1U Active CN215720850U (en) | 2021-07-19 | 2021-07-19 | Wide single seat governing valve of adjustable range |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215720850U (en) |
-
2021
- 2021-07-19 CN CN202121638352.1U patent/CN215720850U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108443546B (en) | A kind of steam converter valve convenient for adjusting | |
| CN105443268A (en) | Bypass type passive double-throat pneumatic vector spraying pipe with flow regulating function and control method | |
| CN106523723B (en) | A kind of flow control electromagnetic valve | |
| CN202510790U (en) | Pilot-operated cage type single seat regulating valve | |
| CN111043365A (en) | High-pressure-difference water-control piston type pressure reducing valve | |
| CN215720850U (en) | Wide single seat governing valve of adjustable range | |
| CN203926960U (en) | A kind of reduction valve | |
| CN215172716U (en) | Novel bypass pressure reducing valve | |
| CN213419894U (en) | Pressure reducing regulating valve | |
| CN112049941A (en) | Pressure reducing regulating valve | |
| CN202469108U (en) | Hole plate assembly type micro amount water spray regulating valve | |
| SU576061A3 (en) | Screw valve | |
| CN206682400U (en) | A kind of step direct-acting type electromagnetic driven stop valve | |
| CN209818775U (en) | Anti-cavitation valve with sectional type flow characteristic | |
| CN203948648U (en) | Duplex channel pressure medium sealing valve unit | |
| CN206234421U (en) | Spring micro-open type safety valve | |
| CN208397326U (en) | Pilot-operated type lets out nitrogen valve | |
| CN207786857U (en) | A kind of plant protection drone non-drip nozzle | |
| CN203836249U (en) | High-pressure balance-type regulating valve | |
| CN205937902U (en) | Y type gate valve | |
| CN208871070U (en) | A kind of sleeve combination multilevel decompression pneumatic control valve | |
| CN202674478U (en) | Inner feedback self-operated micro pressure regulating valve | |
| CN209943548U (en) | Temperature-reducing water regulating valve | |
| CN214579033U (en) | Four-way flange three-way control valve | |
| CN210661633U (en) | Flow regulating valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |