CN112303282A - Hydraulic control main valve without mechanical movement - Google Patents
Hydraulic control main valve without mechanical movement Download PDFInfo
- Publication number
- CN112303282A CN112303282A CN201910699523.2A CN201910699523A CN112303282A CN 112303282 A CN112303282 A CN 112303282A CN 201910699523 A CN201910699523 A CN 201910699523A CN 112303282 A CN112303282 A CN 112303282A
- Authority
- CN
- China
- Prior art keywords
- valve
- fixedly connected
- clack
- control main
- hydraulic control
- 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.)
- Pending
Links
Images
Classifications
-
- 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
- F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
- F16K7/02—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with tubular diaphragm
- F16K7/04—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with tubular diaphragm constrictable by external radial force
- F16K7/07—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with tubular diaphragm constrictable by external radial force by means of fluid pressure
-
- 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
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/02—Means in valves for absorbing fluid energy for preventing water-hammer or noise
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Lift Valve (AREA)
Abstract
The invention discloses a hydraulic control main valve without mechanical movement, and relates to the technical field of hydraulic engineering equipment. Including valve clack, case, valve barrel and valve casing, case swing joint is in the inboard middle part of valve clack, the outside of valve clack is located to the valve barrel cover, the outside of valve barrel is located to the valve barrel cover, two valve gaps of connecting rod and fixing bolt fixedly connected with are passed through to the both sides opening of valve casing, and the internal thread hole that is used for with fixing bolt threaded connection is all offered at the inside both ends of the body of rod of connecting rod. Through setting up valve clack, case and valve gap, the clamp plate on the valve gap supports the both sides of case, and when rivers passed through the main valve, the drum cover on the valve clack was the diameter grow under hydraulic effect for rivers pass through, and the drum cover on the valve clack was laminated with the valve body avris portion of case again when no water flow was through, had avoided arousing great pressure oscillation and caused the vibration because fluid flow sharply changes, thereby had eliminated the emergence of water hammer phenomenon.
Description
Technical Field
The invention relates to the technical field of hydraulic engineering equipment, in particular to a hydraulic control main valve without mechanical movement.
Background
The hydraulic control valve is a valve which is opened, closed and adjusted by taking the pressure of a pipeline medium as power. It is composed of a main valve and its attached guide tube, needle valve, ball valve and pressure gauge, and can be changed into remote-control float valve, pressure-reducing valve, slow-closing check valve, flow controller, pressure-releasing valve, hydraulic electric control valve and emergency closing valve according to the different purposes and functional places. The pilot valve acts with the change of the liquid level and the pressure of the medium, and can be used independently or in combination with a plurality of types of pilot valves, so that the main valve can have the function of independently and compositely adjusting the water level, the water pressure, the flow and the like. The hydraulic control valve is applied to hydraulic engineering more and more at present, but the hydraulic control valve at present has the following defects:
1. in the prior art, a main valve body of a hydraulic control valve is similar to a stop valve, when the valve is fully opened, the pressure loss of the valve is much larger than that of other valves, and the more the opening loss coefficient is close to the fully closed state, the more the valve is sharply increased, the more the caliber of the valve is increased, the more the action of the valve close to a valve clack is accelerated, and the impact of a water hammer is easy to occur;
2. in the prior art, the hydraulic control valve is opened or closed through mechanical movement friction, and the abrasion to the valve body is serious, so that the service life of the hydraulic control valve is greatly reduced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a water conservancy control main valve without mechanical movement, which has the advantages of no need of opening or closing through mechanical movement friction, longer service life, quick opening, elimination of water hammer and the like, and solves the problems of short service life and easy occurrence of impact of the water hammer of the conventional water conservancy control valve.
(II) technical scheme
In order to achieve the above-mentioned purpose of opening or closing without mechanical movement friction, longer service life, rapid opening and elimination of water hammer, the invention provides the following technical scheme: the utility model provides a no mechanical motion water conservancy control main valve, includes valve clack, case, valve barrel and valve casing, case swing joint is in the inboard middle part of valve clack, the outside of valve clack is located to the valve barrel casing, the outside of valve barrel is located to the valve barrel casing, two valve gaps of connecting rod and fixing bolt fixedly connected with are passed through to the both sides opening of valve casing, and the internal thread hole that is used for with fixing bolt threaded connection is all offered at the inside both ends of the body of rod of connecting rod.
As a preferable technical scheme of the invention, the valve flap comprises a cylindrical sleeve positioned in the middle, two side opening parts of the cylindrical sleeve are fixedly connected with two platform sleeve sleeves, and one side of a sleeve body of each platform sleeve, which is far away from the cylindrical sleeve, is fixedly connected with a first sealing rubber ring.
As a preferred technical scheme of the invention, the valve core comprises a valve body, and both sides of the valve body are fixedly connected with limit rings.
As a preferable technical solution of the present invention, the opening portions of both sides of the valve housing are fixedly connected with second sealing rubber rings.
In a preferred embodiment of the present invention, the sealing rings are fixedly connected to the opening portions on both sides of the housing of the valve housing, and the valve tube is fixedly connected to the middle portion of the housing of the valve housing.
As a preferred technical scheme, the valve cover comprises a cover body in the middle, one side of the cover body is fixedly connected with a water flow port, the other side of the cover body is fixedly connected with a pressing plate, the pressing plate is movably connected with the valve core, three fixing screw holes which are centrosymmetric are formed in the side portion of the cover body, the fixing bolts are in threaded connection with the fixing screw holes, two symmetrical fastening screw holes are formed in the side portion of the cover body, the fastening screw holes are communicated with the water flow port, fastening bolts are in threaded connection with the holes of the fastening screw holes, and limiting bolts for fixing the position of a main valve are further in threaded connection with the side portions of the cover body.
(III) advantageous effects
Compared with the prior art, the invention provides a hydraulic control main valve without mechanical movement, which has the following beneficial effects:
1. this no mechanical motion water conservancy control main valve, through setting up valve clack, case and valve gap, the clamp plate on the valve gap supports the both sides of case, and when rivers passed through the main valve, the drum cover on the valve clack was the diameter grow under hydraulic effect for rivers pass through, and the drum cover on the valve clack was laminated with the valve body avris portion of case again when no water current was through, had avoided arousing great pressure oscillation and caused the vibration because fluid flow sharply changes, thereby had eliminated the emergence of water hammer phenomenon.
2. This no mechanical motion water conservancy control main valve through setting up valve barrel and valve casing, and the valve pipe on the valve casing introduces the fluid and can extrudees the valve barrel, and the fluid fills back in the valve casing, and valve barrel and valve clack laminating also can not make the gap appear between valve clack and the case under the condition that has rivers, have avoided rivers to pass through, reach the effect of closing the main valve, and the process does not have mechanical motion to cause the friction to the choked flow is effectual, greatly increased the life of main valve.
Drawings
FIG. 1 is a schematic structural view of a hydraulic control main valve without mechanical movement according to the present invention;
FIG. 2 is an exploded view of a hydraulic control main valve without mechanical movement according to the present invention;
FIG. 3 is a schematic diagram of a valve flap structure of a hydraulic control main valve without mechanical movement according to the present invention;
FIG. 4 is a schematic diagram of a valve core structure of a hydraulic control main valve without mechanical movement according to the present invention;
fig. 5 is a schematic diagram of a valve cover structure of a hydraulic control main valve without mechanical movement according to the present invention.
In the figure: 1. a valve flap; 101. a cylindrical sleeve; 102. a cylinder sleeve; 103. a first sealing rubber ring; 2. a valve core; 201. a valve body; 202. a limiting ring; 3. a valve housing; 301. a second sealing rubber ring; 4. a valve housing; 401. sealing the abutting ring; 402. a valve tube; 5. a valve cover; 501. a cover body; 502. a water flow port; 503. pressing a plate; 504. fixing screw holes; 505. fastening screw holes; 6. a connecting rod; 601. an internally threaded bore; 7. fixing the bolt; 8. fastening a bolt; 9. and a limiting bolt.
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. 1-5, a water conservancy control main valve without mechanical movement includes a valve clack 1, a valve core 2, a valve sleeve 3 and a valve casing 4, wherein the valve core 2 is movably connected to the middle of the inner side of the valve clack 1, the valve sleeve 3 is sleeved on the outer side of the valve clack 1, the valve casing 4 is sleeved on the outer side of the valve sleeve 3, two valve covers 5 are fixedly connected to opening portions of two sides of the valve casing 4 through a connecting rod 6 and a fixing bolt 7, and internal thread holes 601 for being in threaded connection with the fixing bolt 7 are respectively formed at two ends of the inner portion of a rod.
As a specific technical solution of this embodiment, the valve flap 1 includes a cylindrical sleeve 101 located in the middle, two stage sleeve 102 are fixedly connected to two side openings of the cylindrical sleeve 101, and a first sealing rubber ring 103 is fixedly connected to one side of the stage sleeve 102 away from the cylindrical sleeve 101.
In this embodiment, a certain space is formed between the cylinder sleeve 101, the table cylinder sleeve 102 and the valve sleeve 3, so that the valve flap 1 can be conveniently stretched, and the first sealing rubber ring 103 increases the sealing performance between the valve flap 1 and the valve sleeve 3.
As a specific technical solution of this embodiment, the valve element 2 includes a valve body 201, and both sides of the valve body 201 are fixedly connected with a limiting ring 202.
In this embodiment, the limiting ring 202 facilitates the insertion of the pressing plate 503 on the valve cover 5 into the ring, thereby increasing the fixing effect on the valve element 2.
As a specific technical solution of this embodiment, the second sealing rubber ring 301 is fixedly connected to both side opening portions of the valve housing 3.
In this embodiment, the second sealing rubber ring 301 increases the sealing property between the valve sleeve 3 and the valve flap 1.
As a specific technical solution of this embodiment, the sealing abutting rings 401 are fixedly connected to the opening portions on both sides of the housing of the valve housing 4, and the valve tube 402 is fixedly connected to the middle portion of the housing of the valve housing 4.
In this embodiment, the sealing ring 401 increases the sealing performance between the valve flap 1 and the valve housing 4 of the valve housing 3, and the valve tube 402 is used for introducing the fluid for controlling the opening and closing of the main valve.
As a specific technical scheme of this embodiment, the valve bonnet 5 includes the lid 501 at middle part, one side fixedly connected with rivers mouth 502 of lid 501, the opposite side fixedly connected with clamp plate 503 of lid 501, and clamp plate 503 and case 2 swing joint, three fixed screw 504 that are central symmetry are seted up to the avris portion of lid 501, fixing bolt 7 and fixed screw 504 threaded connection, two symmetrical fastening screw 505 are seted up to the avris portion of lid 501, fastening screw 505 is linked together with rivers mouth 502, and the downthehole threaded connection of fastening screw 505 has fastening bolt 8, the limit side portion of lid 501 still threaded connection has the stop bolt 9 that is used for fixed main valve position.
In this embodiment, the pressing plate 503 is used to fix the position of the valve element 2, and the fastening bolt 8 can further fix the water pipe head connected to the water flow port 502.
The working principle and the using process of the invention are as follows: when using, rivers flow into in the valve clack 1 from rivers mouth 502 on the valve gap 5, when through case 2, under hydraulic effect, be strutted a gap that can let water flow through between rubber material's valve clack 1 and the case 2, the avris portion laminating of valve clack 1 and case 2 when not having rivers, it is when needs are closed the main valve, valve pipe 402 introduces fluid and fills up valve casing 4 intussuseption, make valve clack 1 and valve barrel 3 laminating under the effect of pressure, thereby make the avris portion of valve clack 1 and case 2 laminate closely always, rivers have been prevented.
In summary, in the hydraulic control main valve without mechanical movement, by arranging the valve flap 1, the valve core 2 and the valve cover 5, the pressing plate 503 on the valve cover 5 is abutted against two sides of the valve core 2, when water flows through the main valve, the diameter of the cylindrical sleeve 101 on the valve flap 1 is increased under the action of water pressure, so that the water flows through, and when no water flows through the main valve, the cylindrical sleeve 101 on the valve flap 1 is attached to the side part of the valve body 201 of the valve core 2, thereby avoiding large pressure fluctuation and vibration caused by rapid change of fluid flow, and eliminating the occurrence of water hammer phenomenon; through setting up valve barrel 3 and valve casing 4, valve pipe 402 on the valve casing 4 introduces the fluid and can extrude valve barrel 3, and the fluid fills up back in being full of valve casing 4, and valve barrel 3 and the laminating of valve clack 1 also can not make the gap appear between valve clack 1 and the case 2 under the condition that has rivers, have avoided rivers to pass through, reach the effect of closing the main valve, and the process does not have mechanical motion to cause the friction to the choked flow is effectual, greatly increased the life of main valve.
It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a do not have mechanical motion water conservancy control main valve, includes valve clack (1), case (2), valve barrel (3) and valve casing (4), its characterized in that: case (2) swing joint is in the inboard middle part of valve clack (1), the outside of valve clack (1) is located to valve barrel (3) cover, the outside of valve barrel (3) is located to valve barrel (4) cover, the both sides opening of valve barrel (4) passes through two valve gap (5) of connecting rod (6) and fixing bolt (7) fixedly connected with, and the internal thread hole (601) that are used for with fixing bolt (7) threaded connection are all offered at the inside both ends of the body of rod of connecting rod (6).
2. The no-mechanical-motion hydraulic control main valve according to claim 1, characterized in that: the valve clack (1) comprises a cylindrical sleeve (101) located in the middle, two side opening portions of the cylindrical sleeve (101) are fixedly connected with two platform sleeve sleeves (102), and one side, far away from the cylindrical sleeve (101), of a sleeve body of each platform sleeve (102) is fixedly connected with a first sealing rubber ring (103).
3. The no-mechanical-motion hydraulic control main valve according to claim 1, characterized in that: the valve core (2) comprises a valve body (201), and limiting rings (202) are fixedly connected to two sides of the valve body (201).
4. The no-mechanical-motion hydraulic control main valve according to claim 1, characterized in that: and the opening parts at two sides of the valve sleeve (3) are fixedly connected with second sealing rubber rings (301).
5. The no-mechanical-motion hydraulic control main valve according to claim 1, characterized in that: the sealing device is characterized in that the opening parts on two sides of the shell of the valve shell (4) are fixedly connected with sealing abutting rings (401), and the middle part of the shell of the valve shell (4) is fixedly connected with a valve pipe (402).
6. The no-mechanical-motion hydraulic control main valve according to claim 1, characterized in that: valve gap (5) are including lid (501) at middle part, one side fixedly connected with rivers mouth (502) of lid (501), opposite side fixedly connected with clamp plate (503) of lid (501), and clamp plate (503) and case (2) swing joint, three fixed screw (504) that are central symmetry are seted up to the avris portion of lid (501), fixing bolt (7) and fixed screw (504) threaded connection, fastening screw (505) of two symmetries are seted up to the avris portion of lid (501), fastening screw (505) are linked together with rivers mouth (502), and the downthehole threaded connection of fastening screw (505) has fastening bolt (8), the avris portion of lid (501) still threaded connection has spacing bolt (9) that are used for fixed main valve position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910699523.2A CN112303282A (en) | 2019-07-31 | 2019-07-31 | Hydraulic control main valve without mechanical movement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910699523.2A CN112303282A (en) | 2019-07-31 | 2019-07-31 | Hydraulic control main valve without mechanical movement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112303282A true CN112303282A (en) | 2021-02-02 |
Family
ID=74485219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910699523.2A Pending CN112303282A (en) | 2019-07-31 | 2019-07-31 | Hydraulic control main valve without mechanical movement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112303282A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3092144A (en) * | 1959-02-27 | 1963-06-04 | Vickers Res Ltd | Control valves |
| US4824072A (en) * | 1983-11-08 | 1989-04-25 | Mil Mutzarim Techniim (1971) B.M. | Tube-diaphragm valve |
| CN101349356A (en) * | 2007-07-16 | 2009-01-21 | 周俊 | One-way elastic valve and fluid delivery device used thereby |
| CN107228206A (en) * | 2017-06-24 | 2017-10-03 | 芜湖耐得胶管阀业有限公司 | Spherical pneumatic operated valve |
-
2019
- 2019-07-31 CN CN201910699523.2A patent/CN112303282A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3092144A (en) * | 1959-02-27 | 1963-06-04 | Vickers Res Ltd | Control valves |
| US4824072A (en) * | 1983-11-08 | 1989-04-25 | Mil Mutzarim Techniim (1971) B.M. | Tube-diaphragm valve |
| CN101349356A (en) * | 2007-07-16 | 2009-01-21 | 周俊 | One-way elastic valve and fluid delivery device used thereby |
| CN107228206A (en) * | 2017-06-24 | 2017-10-03 | 芜湖耐得胶管阀业有限公司 | Spherical pneumatic operated valve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11359735B2 (en) | Axial valve of the modular concept of construction | |
| US3367625A (en) | Slide gate valves | |
| US8931504B2 (en) | Hydraulic axial piston regulating valve and its application | |
| JPS61103073A (en) | Check valve | |
| CN106969187A (en) | A kind of multistage guiding high pressure magnetic valve of heavy caliber | |
| CN108662172A (en) | The one-way flow used in a kind of deep water is from underwater gate valve of releasing | |
| CN106762917B (en) | A kind of big flow explosion-proof valve and working method | |
| CN112303282A (en) | Hydraulic control main valve without mechanical movement | |
| CN210859941U (en) | High-pressure reducing valve | |
| CN210290829U (en) | Large-caliber nuclear grade M-type straight-through electric diaphragm valve | |
| CN209084085U (en) | Rubber diaphragm check valve | |
| CN206478272U (en) | Hydraulic control valve | |
| CN107387825B (en) | Pressure reducing valve | |
| CN110259744B (en) | Latent stack formula hydraulic pressure back pressure valve that uses | |
| CN207064775U (en) | A kind of heavy caliber multistage guiding high pressure magnetic valve | |
| CN215487659U (en) | Novel solenoid valve and valve diaphragm assembly for keeping flow balance | |
| CN214222104U (en) | Axial flow type check valve with slowly-closed adjustable function | |
| CN113217703A (en) | Quick-release safety control mechanism for valve body | |
| CN206655853U (en) | A kind of big flow explosion-proof valve | |
| CN212028674U (en) | Two-way throttle valve convenient to install | |
| CN108547982B (en) | A kind of controllable angle-style check-valves of aperture | |
| CN105805405A (en) | Seawater hydraulic proportional flow control valve | |
| CN105203317A (en) | Method for measuring opening of piston valve, and piston valve | |
| CN110195797B (en) | High-pressure-resistant thread proportion electromagnet for deep sea | |
| CN207486072U (en) | A kind of highly practical metallic seal butterfly valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210202 |