CN112984174B - Check valve driving device and implementation method thereof - Google Patents
Check valve driving device and implementation method thereof Download PDFInfo
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- CN112984174B CN112984174B CN202110227069.8A CN202110227069A CN112984174B CN 112984174 B CN112984174 B CN 112984174B CN 202110227069 A CN202110227069 A CN 202110227069A CN 112984174 B CN112984174 B CN 112984174B
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- arc plate
- piston rod
- lifting mechanism
- semi
- check
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/041—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
Abstract
The invention discloses a check valve driving device and an implementation method thereof, belonging to the technical field of check valves. The invention provides a check valve driving device and an implementation method thereof.A rotating mechanism is connected with a lifting mechanism positioned in a valve body, the lifting mechanism drives the lifting mechanism to ascend or descend for starting or stopping a check structure, a cylinder drives a piston rod to extend until an outer half arc plate collides with a baffle plate, a spherical shell is stopped, and a micro motor is driven to work at the same time, when an inner half arc plate rotates to be in a direction vertical to the outer half arc plate, two ends of the inner half arc plate respectively abut against two baffle plates, so that the spherical shell is locked, and the joint of an inlet and an outlet is cut off to realize check.
Description
Technical Field
The invention relates to the technical field of check valves, in particular to a check valve driving device and an implementation method thereof.
Background
The check valve is a valve, in which the opening and closing part is a circular valve clack and acts by self weight and medium pressure to block the backflow of a medium, but the existing check valve has some defects in the use process.
The existing check valve is single in use mode and can only be opened and closed singly, when the flowing pressure of liquid passing through the check valve is increased, the impact force received in the check valve is large, the check valve is easy to damage, the use and use of the check valve are shortened, the use requirement cannot be met, the check valve is also provided with a motor gear driving blade, the sealing performance of a gap between the two blades is poor, the backflow phenomenon exists, the meshing error between the gears is large, the opening and closing control is not facilitated, and the valve is used as an important part in the life and production manufacturing process.
Disclosure of Invention
The present invention is directed to a check valve driving device and a method for implementing the same to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a check valve drive arrangement, includes valve body and valve gap, and the valve gap passes through the bolt and seals with the open-top of valve body, installs lifting and drop rotating mechanism on the valve gap, and the both ends of valve body are connected with import and export respectively to install the non return structure in the junction of import and export.
Further, the non return structure includes the rotation axis, the reinforcing plate, spherical shell and separation blade, the rotation axis runs through the both ends of spherical shell and is connected with the bearing of valve body, the rotation axis is located the equidistant fixed reinforcing plate of the inside radial direction of spherical shell, processing has not less than a set of arc wall on the spherical shell, the reinforcing plate is fixed with the both sides edge of arc wall, be fixed with not less than a set of separation blade on the warp of spherical shell and arc wall border same direction, separation blade and the junction sealing connection of import and export, the air current or the rivers that the import direction flows in drive the reinforcing plate rotatory, thereby air current or rivers flow to export direction.
Furthermore, the lifting and rotating mechanism comprises a lifting mechanism and a rotating mechanism, the lifting mechanism penetrates through the valve cover, one end of the lifting mechanism is located outside the valve cover, the other end of the lifting mechanism is located in the valve body, the rotating mechanism is connected with the lifting mechanism located inside the valve body, and the lifting mechanism drives the lifting mechanism to ascend or descend and is used for starting or stopping the check structure.
Furthermore, the lifting mechanism comprises an air cylinder, a piston rod and a supporting frame, the supporting frame is installed on the top surface of the valve cover, the top surface of the supporting frame is fixed with the air cylinder, the piston rod penetrates through the supporting frame, the top end of the piston rod is fixed with the air cylinder, the bottom end of the piston rod penetrates through the valve cover and extends into the valve body, and a slotted hole is machined in the bottom of the piston rod.
Furthermore, the rotating mechanism comprises a micro motor, a rotating rod, an inner semi-arc plate and an outer semi-arc plate, the micro motor is arranged in the slot hole, one end of the rotating rod is fixed with the output end of the micro motor through a shaft key, the other end of the rotating rod penetrates out of the piston rod and is fixed with the outer semi-arc plate through the outer semi-arc plate, the top end of the outer semi-arc plate is welded with the bottom end of the piston rod, an arc slot for the inner semi-arc plate to be inserted is machined in the outer semi-arc plate, the inner semi-arc plate and the rotating rod rotate in the arc slot synchronously, the inner semi-arc plate and the outer semi-arc plate are located in the vertical direction, and the two blocking pieces adjacent to the spherical shell are connected and used for blocking the spherical shell to stop rotating.
Furthermore, the inner diameter of the outer half arc plate is matched with the outer diameter of the spherical shell, and the inner diameter of the outer half arc plate is smaller than the outer diameter of the blocking piece.
Furthermore, the separation blade is the ring structure to the outer wall of separation blade coats and is stamped the sealing strip that increases the seal.
The invention provides another technical scheme, which comprises an implementation method of a check valve driving device, and the implementation method comprises the following steps:
s1: the airflow or water flow flowing in from the inlet direction drives the reinforcing plate to rotate, so that the airflow or water flow flows to the outlet direction, the negative pressure effect generated by the continuous rotation of the airflow or water flow is synchronized, and the effect of flow locking or air locking can be realized;
s2: when the ball shell is not returned, the cylinder drives the piston rod to extend until the outer half arc plate collides with the blocking piece, the ball shell is stopped, the micro motor is driven to work, when the inner half arc plate rotates to be vertical to the outer half arc plate, two ends of the inner half arc plate are respectively abutted between the two blocking pieces, the ball shell is locked, and the connecting part of the inlet and the outlet is blocked, so that the return is realized;
s3: and when the micro-motor continues to work, the piston rod is driven by the air cylinder to be shortened, the outer half arc plate is separated from the blocking piece, and the micro-motor drives the inner half arc plate to rotate into the arc groove.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention provides a check valve driving device and an implementation method thereof.A lifting and rotating mechanism comprises a lifting mechanism and a rotating mechanism, wherein the lifting mechanism penetrates through a valve cover, one end of the lifting mechanism is positioned outside the valve cover, the other end of the lifting mechanism is positioned in the valve body, the rotating mechanism is connected with the lifting mechanism positioned in the valve body, and the lifting mechanism drives the lifting mechanism to ascend or descend for starting or stopping the check structure.
2. The invention provides a check valve driving device and an implementation method thereof.A warp in the same direction of the edge of a spherical shell and an arc-shaped groove is fixed with more than one group of baffle plates, the baffle plates are hermetically connected with the joint of an inlet and an outlet, and airflow or water flow flowing in the inlet direction drives a reinforcing plate to rotate, so that the airflow or the water flow flows to the outlet direction.
3. The invention provides a check valve driving device and an implementation method thereof.A cylinder drives a piston rod to extend until an outer half-arc plate collides with a baffle plate, a spherical shell is stopped, a micro motor is driven to work simultaneously, when an inner half-arc plate rotates to a direction vertical to the outer half-arc plate, two ends of the inner half-arc plate are respectively abutted between the two baffle plates, so that the spherical shell is locked, and the joint of an inlet and an outlet is separated, thereby realizing check.
Drawings
FIG. 1 is an overall block diagram of the present invention;
FIG. 2 is a view of the connection of the check structure of the present invention with the inlet and outlet ports;
FIG. 3 is a view of the check structure of the present invention;
FIG. 4 is a view showing the connection between the reinforcing plate and the rotary shaft according to the present invention;
FIG. 5 is a perspective view of the inner and outer half-arc plates of the present invention;
fig. 6 is a cross-sectional view of the inner and outer half arc plates of the present invention.
In the figure: 1. a valve body; 11. an inlet; 12. an outlet; 2. a valve cover; 3. a lifting and rotating mechanism; 31. a lifting mechanism; 311. a cylinder; 312. a piston rod; 313. a support frame; 32. a rotation mechanism; 321. a micro-motor; 322. a rotating rod; 323. an inner semi-arc plate; 324. an outer half-arc plate; 4. a non-return structure; 41. a rotating shaft; 42. a reinforcing plate; 43. a spherical shell; 431. an arc-shaped slot; 44. a baffle plate; 5. a slot; 6. an arc groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a check valve driving device includes a valve body 1 and a valve cover 2, the valve cover 2 is sealed with a top opening of the valve body 1 by bolts, the installation and disassembly are facilitated by the bolts, a lifting and rotating mechanism 3 is installed on the valve cover 2, an inlet 11 and an outlet 12 are respectively connected to two ends of the valve body 1, and a check structure 4 is installed at a connection position of the inlet 11 and the outlet 12.
The lifting and rotating mechanism 3 comprises a lifting mechanism 31 and a rotating mechanism 32, the lifting mechanism 31 penetrates through the valve cover 2, one end of the lifting mechanism 31 is positioned outside the valve cover 2, the other end of the lifting mechanism 31 is positioned in the valve body 1, the rotating mechanism 32 is connected with the lifting mechanism 31 positioned inside the valve body 1, and the lifting mechanism 31 drives the lifting mechanism 31 to ascend or descend for opening or stopping the check structure 4.
The lifting mechanism 31 comprises an air cylinder 311, a piston rod 312 and a support frame 313, the support frame 313 is installed on the top surface of the valve cover 2, the top surface of the support frame 313 is fixed with the air cylinder 311, the piston rod 312 passes through the support frame 313, the top end of the piston rod 312 is fixed with the air cylinder 311, the bottom end of the piston rod 312 passes through the valve cover 2 and extends into the valve body 1, a slot 5 is processed on the bottom of the piston rod 312, and the slot 5 is used for accommodating the micro motor 321.
Referring to fig. 2-4, the check structure 4 includes a rotating shaft 41, a reinforcing plate 42, a spherical shell 43 and a blocking piece 44, the rotating shaft 41 penetrates through two ends of the spherical shell 43 and is connected with a bearing of the valve body 1, the rotating shaft 41 rotates in the bearing, the reinforcing plate 42 is fixed in the radial direction of the inner portion of the spherical shell 43 at equal intervals, an arc groove 431 not smaller than one group is processed on the spherical shell 43, the reinforcing plate 42 is fixed to two edges of the arc groove 431, the reinforcing plates 42 are arranged at equal intervals, the blocking piece 44 not smaller than one group is fixed to a meridian of the edge of the spherical shell 43 and the arc groove 431 in the same direction, the blocking piece 44 is connected with the connection portion between the inlet 11 and the outlet 12 in a sealing manner, the reinforcing plate 42 is driven to rotate by air flow or water flow flowing in the direction of the inlet 11, and the air flow or water flow flows to the direction of the outlet 12.
Referring to fig. 5-6, the rotating mechanism 32 includes a micro motor 321, a rotating rod 322, an inner semi-arc plate 323, and an outer semi-arc plate 324, the micro motor 321 is disposed in the slot 5, the micro motor 321 is in a sealed state in the slot 5, and the heat of the micro motor 321 is taken away due to the flow of water or gas, so as to prevent a large amount of heat generated by the micro motor 321 from being directly taken away in the sealed state, one end of the rotating rod 322 is fixed to the output end of the micro motor 321 through a shaft key, and is fixed between the micro motor 321 and the rotating rod 322, the other end of the rotating rod 322 penetrates through the piston rod 312 and the outer semi-arc plate 324 to be fixed to the inner semi-arc plate 323, the rotating rod 322 drives the inner semi-arc plate 323 to rotate, wherein the top end of the outer semi-arc plate 324 is welded to the bottom end of the piston rod 312, the outer semi-arc plate 324 is provided with an arc groove 6 into which the inner semi-arc plate 323 is inserted, the inner semi-arc plate 323 and the rotating rod 322 and the outer semi-arc plate 324 are in a vertical direction, the outer diameter of the outer semi-arc plate 324 is smaller than the outer diameter of the sealing structure of the ball shell 44, and the baffle 44 is covered with the baffle 44, and the baffle 44 is covered with the baffle 44.
An implementation method of a check valve driving device comprises the following steps:
s1: the airflow or water flow flowing in the direction of the inlet 11 drives the reinforcing plate 42 to rotate, so that the airflow or water flow flows to the direction of the outlet 12, the negative pressure effect generated by the continuous rotation of the airflow or water flow is synchronized, and the effect of flow locking or air locking can be realized;
s2: when the check is performed, the cylinder 311 drives the piston rod 312 to extend until the outer half-arc plate 324 collides with the blocking piece 44, the spherical shell 43 is stopped, and simultaneously the micro motor 321 is driven to work, when the inner half-arc plate 323 rotates to be in a direction perpendicular to the outer half-arc plate 324, two ends of the inner half-arc plate 323 respectively abut against between the two blocking pieces 44, so that the spherical shell 43 is locked, and the joint of the inlet 11 and the outlet 12 is blocked, so that the check is realized;
s3: when the operation is continued, the cylinder 311 drives the piston rod 312 to shorten, the outer half arc plate 324 is separated from the blocking piece 44, and the micro motor 321 drives the inner half arc plate 323 to rotate into the arc groove 6.
In conclusion; the invention relates to a check valve driving device and a method for implementing the same.A lifting and rotating mechanism 3 comprises a lifting mechanism 31 and a rotating mechanism 32, wherein the lifting mechanism 31 penetrates through a valve cover 2, one end of the lifting mechanism 31 is positioned outside the valve cover 2, the other end of the lifting mechanism 31 is positioned in a valve body 1, the rotating mechanism 32 is connected with the lifting mechanism 31 positioned in the valve body 1, and the lifting mechanism 31 drives the lifting mechanism 31 to ascend or descend for opening or stopping a check structure 4.
No less than one set of baffle plates 44 are fixed on the meridian of the spherical shell 43 and the arc-shaped groove 431 along the same direction, the baffle plates 44 are hermetically connected with the connecting part of the inlet 11 and the outlet 12, and the air flow or the water flow flowing into the inlet 11 direction drives the reinforcing plate 42 to rotate, so that the air flow or the water flow flows to the outlet 12 direction.
When the check is performed, the cylinder 311 drives the piston rod 312 to extend until the outer half-arc plate 324 collides with the blocking piece 44, the spherical shell 43 is stopped, and simultaneously the micro motor 321 is driven to work, when the inner half-arc plate 323 rotates to be in a direction perpendicular to the outer half-arc plate 324, two ends of the inner half-arc plate 323 respectively abut against between the two blocking pieces 44, so that the spherical shell 43 is locked, and the joint of the inlet 11 and the outlet 12 is blocked, so that the check is realized; when the operation is continued, the cylinder 311 drives the piston rod 312 to shorten, the outer half arc plate 324 is separated from the blocking piece 44, and the micro motor 321 drives the inner half arc plate 323 to rotate into the arc groove 6.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (6)
1. A check valve driving device is characterized by comprising a valve body (1) and a valve cover (2), wherein the valve cover (2) is sealed with an opening at the top of the valve body (1) through a bolt, a lifting rotating mechanism (3) is installed on the valve cover (2), two ends of the valve body (1) are respectively connected with an inlet (11) and an outlet (12), and a check structure (4) is installed at the joint of the inlet (11) and the outlet (12);
the lifting and rotating mechanism (3) comprises a lifting mechanism (31) and a rotating mechanism (32), the lifting mechanism (31) penetrates through the valve cover (2), one end of the lifting mechanism (31) is located outside the valve cover (2), the other end of the lifting mechanism (31) is located in the valve body (1), the rotating mechanism (32) is connected with the lifting mechanism (31) located inside the valve body (1), and the lifting mechanism (31) drives the rotating mechanism (32) to ascend or descend for starting or stopping the check structure (4);
non return structure (4) are including rotation axis (41), reinforcing plate (42), ball shell (43) and separation blade (44), rotation axis (41) run through the both ends of ball shell (43) and are connected with the bearing of valve body (1), rotation axis (41) are located radial direction equidistant fixed reinforcing plate (42) of ball shell (43) inside, processing has arc wall (431) that are not less than a set of on ball shell (43), reinforcing plate (42) are fixed with the both sides edge of arc wall (431), be fixed with separation blade (44) that are not less than a set of on the warp at ball shell (43) and arc wall (431) edge, separation blade (44) and the junction sealing connection of import (11) and export (12), air current or rivers that import (11) direction flowed in drive reinforcing plate (42) rotatory, thereby air current or rivers flow to export (12) direction.
2. A check valve driving device according to claim 1, wherein the lifting mechanism (31) comprises a cylinder (311), a piston rod (312) and a support frame (313), the support frame (313) is mounted on the top surface of the valve cover (2), the top surface of the support frame (313) is fixed to the cylinder (311), the piston rod (312) passes through the support frame (313), the top end of the piston rod (312) is fixed to the cylinder (311), the bottom end of the piston rod (312) passes through the valve cover (2) and extends into the valve body (1), and a slot (5) is formed in the bottom of the piston rod (312).
3. A check valve driving device according to claim 2, wherein the rotation mechanism (32) comprises a micro motor (321), a rotation rod (322), an inner semi-arc plate (323) and an outer semi-arc plate (324), the micro motor (321) is disposed in the slot (5), one end of the rotation rod (322) is fixed to the output end of the micro motor (321) through an axial key, the other end of the rotation rod (322) penetrates through the piston rod (312) and the outer semi-arc plate (324) and is fixed to the inner semi-arc plate (323), wherein the top end of the outer semi-arc plate (324) is welded to the bottom end of the piston rod (312), the outer semi-arc plate (324) is formed with an arc groove (6) for inserting the inner semi-arc plate (323), the inner semi-arc plate (323) and the rotation rod (322) rotate synchronously in the arc groove (6), and when the planes of the inner semi-arc plate (323) and the outer semi-arc plate (324) are in a vertical direction, the two ball shells (44) adjacent to the ball shell (43) are connected to stop the rotation of the ball shell (43).
4. A check valve actuator as claimed in claim 3, wherein the inner diameter of the outer half arc plate (324) is adapted to the outer diameter of the ball housing (43), and the inner diameter of the outer half arc plate (324) is smaller than the outer diameter of the flap (44).
5. A check valve actuator as claimed in claim 4, wherein the flap (44) is of annular configuration and the outer wall of the flap (44) is covered with a seal-enhancing seal.
6. A method of implementing a check valve actuator as claimed in claim 5, comprising the steps of:
s1: the airflow or water flow flowing in the direction of the inlet (11) drives the reinforcing plate (42) to rotate, so that the airflow or water flow flows to the direction of the outlet (12), the negative pressure effect generated by the continuous rotation of the airflow or water flow is synchronized, and the effect of flow locking or air locking can be realized;
s2: when the ball is not stopped, the air cylinder (311) drives the piston rod (312) to extend until the outer half arc plate (324) collides with the blocking piece (44), the ball shell (43) is stopped, the micro motor (321) is driven to work at the same time, when the inner half arc plate (323) rotates to be vertical to the outer half arc plate (324), two ends of the inner half arc plate (323) are respectively abutted between the two blocking pieces (44), so that the ball shell (43) is locked, and the joint of the inlet (11) and the outlet (12) is blocked, so that the non-return is realized;
s3: and when the operation is continued, the cylinder (311) drives the piston rod (312) to shorten, the outer half arc plate (324) is separated from the baffle (44), and the micro motor (321) drives the inner half arc plate (323) to rotate into the arc groove (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110227069.8A CN112984174B (en) | 2021-03-01 | 2021-03-01 | Check valve driving device and implementation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110227069.8A CN112984174B (en) | 2021-03-01 | 2021-03-01 | Check valve driving device and implementation method thereof |
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| Publication Number | Publication Date |
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| CN112984174A CN112984174A (en) | 2021-06-18 |
| CN112984174B true CN112984174B (en) | 2022-12-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110227069.8A Active CN112984174B (en) | 2021-03-01 | 2021-03-01 | Check valve driving device and implementation method thereof |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115199768B (en) * | 2022-07-13 | 2024-05-28 | 安徽斯瑞尔阀门有限公司 | Pilot-operated check valve capable of controlling flow and implementation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1046962A (en) * | 1990-05-09 | 1990-11-14 | 程志明 | Screw recoil pump |
| CN104832658A (en) * | 2015-03-26 | 2015-08-12 | 攀钢集团攀枝花钢钒有限公司 | Mechanical type semi-automatic valve |
| CN107429859A (en) * | 2015-03-30 | 2017-12-01 | 米兰综合工科大学 | Energy regenerating flow control valve |
| CN210510401U (en) * | 2019-08-26 | 2020-05-12 | 南京汇乐集新材料科技有限公司 | Check valve |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3244108B1 (en) * | 2016-05-10 | 2019-01-30 | Hamilton Sundstrand Corporation | Check valves |
-
2021
- 2021-03-01 CN CN202110227069.8A patent/CN112984174B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1046962A (en) * | 1990-05-09 | 1990-11-14 | 程志明 | Screw recoil pump |
| CN104832658A (en) * | 2015-03-26 | 2015-08-12 | 攀钢集团攀枝花钢钒有限公司 | Mechanical type semi-automatic valve |
| CN107429859A (en) * | 2015-03-30 | 2017-12-01 | 米兰综合工科大学 | Energy regenerating flow control valve |
| CN210510401U (en) * | 2019-08-26 | 2020-05-12 | 南京汇乐集新材料科技有限公司 | Check valve |
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| CN112984174A (en) | 2021-06-18 |
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