CN105782466B - A kind of hydraulic control valve assemblies - Google Patents
A kind of hydraulic control valve assemblies Download PDFInfo
- Publication number
- CN105782466B CN105782466B CN201610254961.4A CN201610254961A CN105782466B CN 105782466 B CN105782466 B CN 105782466B CN 201610254961 A CN201610254961 A CN 201610254961A CN 105782466 B CN105782466 B CN 105782466B
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- Prior art keywords
- valve
- rod
- cavity
- valve plate
- piston
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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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/20—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation arranged externally of valve member
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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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- 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
- F16K47/023—Means in valves for absorbing fluid energy for preventing water-hammer or noise for preventing water-hammer, e.g. damping of the valve movement
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Driven Valves (AREA)
- Details Of Valves (AREA)
- Check Valves (AREA)
Abstract
The present invention relates to a kind of hydraulic control valve assemblies, include control valve, hydraulic cylinder, connecting rod, control valve includes valve body, valve rod, valve plate, valve body is provided with medium runner, medium runner one end is entrance point, the other end is the port of export, valve plate is between entrance point and the port of export, hydraulic cylinder includes cylinder body, inner chamber is provided with cylinder body, interior intracavitary is provided with piston, inner chamber is separated into the first cavity by piston, second cavity, piston is extended with piston rod into the first cavity, connecting rod is hinged with piston rod, the first described cavity connects with the port of export, second cavity connects with entrance point, the position that valve plate is connected with valve rod is located at the top at valve plate center, drive mechanism is provided between connecting rod and valve plate.Using above-mentioned technical proposal, the invention provides a kind of hydraulic control valve assemblies, and it can both realize the slow unlatching of valve, can realize slowly closing after the quick closedown of valve elder generation again, so as to eliminate pipeline water hammer, protection pipe-line system safety.
Description
Technical field
The present invention relates to a kind of hydraulic control valve assemblies.
Background technology
Hydraulic control valve, installed in the outlet of water pump, coordinate the opening and closing of water pump, utilize the pressure of pipeline internal medium
Power, control valve opening and closing.At present, the hydraulic control valve that in the market uses, it can not realize the slow unlatching of valve, moreover,
When valve is closed, it is impossible to slowly closing after the quick closedown of valve elder generation is realized, therefore, it is impossible to eliminate pipeline water hammer, it is impossible to well
Protect pipe-line system safety.
The content of the invention
The purpose of the present invention：The defects of in order to overcome prior art, the invention provides a kind of hydraulic control valve assemblies, its
Both the slow unlatching of valve can have been realized, slowly closing after the quick closedown of valve elder generation can be realized again, so as to eliminate pipeline water
Hammer, protection pipe-line system safety.
Technical scheme：A kind of hydraulic control valve assemblies, it is characterised in that：Include control valve, hydraulic cylinder, company
Bar, wherein, control valve includes valve body, valve rod, valve plate, and valve rod is rotatably assorted with valve body, and valve plate is set on valve rod and valve rod
It is linked, valve body is provided with medium runner, and medium runner one end is entrance point, and the other end is the port of export, and valve plate is located at import
Between end and the port of export, sealed between valve plate and medium runner inwall, hydraulic cylinder includes cylinder body, and inner chamber is provided with cylinder body, interior
Intracavitary is provided with piston, and inner chamber is separated into the first cavity, the second cavity by piston, and piston is extended with piston rod into the first cavity,
Connecting rod one end is set on valve rod, and the other end is hinged with piston rod, and the first described cavity connects with the port of export, the second cavity with
Entrance point connects, and the position that valve plate is connected with valve rod is located at the top at valve plate center, is provided with and is used in valve between connecting rod and valve plate
Door causes connecting rod to be enclosed on one end on valve rod and rotated together with valve plate and when valve is closed so that connecting rod is enclosed on valve when opening
One end on bar first separated with valve plate after together with the drive mechanism that rotates.
Using above-mentioned technical proposal, when opening valve, starting mode of pump, medium promotes valve plate to rotate, due to valve plate and valve rod
The position of connection is located at the top at valve plate center, and therefore, the valve plate stress below valve rod is big, turns so as to promote valve plate to produce
Dynamic, one end that connecting rod is enclosed on valve rod rotates together with valve plate, pulls piston to be moved to the first cavity direction by valve through piston rod
Door is slowly opened, and the medium of entrance point, which enters in the second cavity, assists to promote piston to move to the first cavity direction；Close valve
When, water pump is stopped, and because the position that valve plate is connected with valve rod is located at the top at valve plate center, therefore, valve plate is in itself weight
The lower automatic rotary of power effect, one end that connecting rod is enclosed on valve rod first separate with valve plate, valve plate meeting quick closedown, end most of water
Rotation is further played in stream, one end that connecting rod is enclosed on valve rod with valve plate, promotes piston to be moved to the second cavity direction through piston rod, real
Existing valve slowly closing, the medium of the port of export, which enters in the first cavity, assists to promote piston to move to the second cavity direction.It is this
The hydraulic control valve assemblies of structure, it can both realize the slow unlatching of valve, delay after can realizing the quick closedown of valve elder generation again
It is slow to close, so as to eliminate pipeline water hammer, protection pipe-line system safety.
The further setting of the present invention：Described drive mechanism includes the first driver blade, the second driver blade, the first transmission
Piece is arranged on valve plate, and the second driver blade is arranged on one end that connecting rod is enclosed on valve rod, the upper side edge of the first driver blade and second
Space, the lower side conflict of the lower side of the first driver blade and the second driver blade are provided between the upper side edge of driver blade.
Further set using above-mentioned, when medium promotes valve plate to open valve, the lower side of the first driver blade promotes
The lower side of second driver blade, rotated so as to which drivening rod is set in one end on valve rod, so through piston rod pull piston to
The motion of first cavity direction slowly opens valve；After water pump is shut down, valve plate automatic rotary under self gravitation effect, due to the
Space is provided between the upper side edge of the upper side edge of one driver blade and the second driver blade, therefore, valve plate meeting quick closedown, ends big portion
Point current, when the upper side edge conflict of the upper side edge and the second driver blade of the first driver blade, then drivening rod is set on valve rod
One end rotate, realize slowly closing, this drive mechanism, transmission performance is stable, simple in construction.
The further setting of the present invention：The upper end of described valve plate is obliquely installed to the entrance point side of medium runner.
Further set using above-mentioned, when can so prevent control valve original state, valve plate is produced and rocked；Moreover,
Medium can be facilitated to promote valve plate to open.
The present invention's is further set again：Ring packing platform, valve plate and ring packing are provided with described medium runner
The inner ring face of platform forms sealing.
Using above-mentioned setting further again, this valve plate and medium runner sealed set mode, simple in construction, installation side
Just, good seal performance.
The present invention's is further set again：First segment is provided between the first described cavity and the port of export of medium runner
Flowing valve and supply first check valve of the medium to hydraulic cylinder directional flow passage, first throttle valve is arranged in parallel with the first check valve, the
Second throttle and the second list flowed for medium to hydraulic cylinder direction are provided between two cavitys and the entrance point of media flow
To valve, second throttle is arranged in parallel with the second check valve.
Using above-mentioned setting further again, by first throttle valve, the speed that can be opened with control valve；Pass through second
Choke valve, can be with speed during control valve slowly closing；First check valve and the second check valve, can prevent medium from falling
Stream.
The present invention's is further set again：The first mistake is provided between the first described cavity and the port of export of medium runner
Filter, the second filter is provided between the second cavity and the entrance point of medium runner.
Using above-mentioned setting further again, the filter of setting, impurity effect can be prevented with the impurity in filter medium
The service behaviour of part in control valve group.
Brief description of the drawings
Fig. 1 is the structural representation under specific embodiment of the invention closed mode；
Fig. 2 is the structural representation under specific embodiment of the invention open mode；
Fig. 3 is I parts partial enlarged drawing in Fig. 1.
Embodiment
As shown in Figure 1, 2, 3, a kind of hydraulic control valve assemblies, control valve 1, hydraulic cylinder 2, connecting rod 3 are included, wherein, control
Valve 1 processed includes valve body 11, valve rod 12, valve plate 13, and valve rod 12 is rotatably assorted with valve body 11, and valve plate 13 is set on valve rod 12,
The located key 14 of valve plate 13 is connected with valve rod 12, and valve body 11 is provided with medium runner 15, and the one end of medium runner 15 is entrance point
151, the other end is the port of export 152, and valve plate 13 is set between entrance point 151 and the port of export 152 in described medium runner 15
There is ring packing platform 16, the inner ring face of valve plate 13 and ring packing platform 16 forms sealing；Hydraulic cylinder 2 includes cylinder body 21, cylinder body
Inner chamber is provided with 21, interior intracavitary is provided with piston 22, and inner chamber is separated into the first cavity 241, the second cavity 242, piston by piston 22
22 are extended with piston rod 23 into the first cavity 241, and the one end of connecting rod 3 is set on valve rod 12, and the other end is be hinged with piston rod 23,
The first described cavity 241 connects with the port of export 152, and the second cavity 242 connects with entrance point 151, and valve plate 13 connects with valve rod 12
The position connect is located at the top at the center of valve plate 13, and drive mechanism is provided between connecting rod 3 and valve plate 13, and described drive mechanism includes
There are the first driver blade 131, the second driver blade 31, the first driver blade 131 is arranged on valve plate 13, the company of being arranged on of the second driver blade 31
Bar 3 is enclosed on one end on valve rod 12, between the upper side edge 311 of the driver blade 31 of upper side edge 1311 and second of the first driver blade 131
Provided with space 4, the lower side 312 of the lower side 1312 of the first driver blade 131 and the second driver blade 31 contradicts.The first described chamber
First throttle valve 5 is provided between body 241 and the port of export 152 of medium runner 15 and supplies medium to the directional flow passage of hydraulic cylinder 2
First check valve 6, first throttle valve 5 are arranged in parallel with the first check valve 6, the entrance point of the second cavity 242 and medium runner 15
The second check valve 8 for being provided with second throttle 7 between 151 and flow to the direction of hydraulic cylinder 2 for medium, second throttle 7 and
Second check valve 8 is arranged in parallel.
In the specific embodiment of the invention, the upper end of described valve plate 13 tilts to the side of entrance point 151 of medium runner 15
Set.When can so prevent 1 original state of control valve, valve plate 13 is produced and rocked；Furthermore, it is possible to medium is facilitated to promote valve plate 13
Open.
In the specific embodiment of the invention, the is provided between the first described cavity 241 and the port of export 152 of medium runner 15
One filter 9, the second filter 10, the filtering of setting are provided between the second cavity 242 and the entrance point 151 of medium runner 15
Device, the service behaviour of part in the component of impurity effect control valve 1 with the impurity in filter medium, can be prevented.
When opening valve, starting mode of pump, medium promotes valve plate 13 to rotate, the position position being connected due to valve plate 13 with valve rod 12
In the top at the center of valve plate 13, therefore, the stress of valve plate 13 positioned at the lower section of valve rod 12 is big, so as to promote valve plate 13 to produce rotation,
The lower side 1312 of first driver blade 131 promotes the lower side 312 of the second driver blade 31, so as to which drivening rod 3 is set in valve rod
One end on 12 rotates, and then pulls piston 22 to be moved to the direction of the first cavity 241 through piston rod 23 and slowly open valve, enter
The medium at mouth end 151, which enters in the second cavity 242, assists to promote piston 22 to move to the direction of the first cavity 241；When closing valve,
Water pump is stopped, and because the position that valve plate 13 is connected with valve rod 12 is located at the top at the center of valve plate 13, therefore, valve plate 13 is certainly
Automatic rotary under body Action of Gravity Field, due to the first driver blade 131 the driver blade 31 of upper side edge 1311 and second upper side edge 311 it
Between be provided with space 4, therefore, valve plate 13 can quick closedown, end most of current, when the upper side edge of the first driver blade 131 and the
When the upper side edge of two driver blades 31 contradicts, then one end that drivening rod 3 is set on valve rod 12 rotates, and realizes slowly closing, goes out
The medium at mouth end 152, which enters in the first cavity 241, assists to promote piston 22 to move to the direction of the second cavity 242.This structure
The component of hydraulic control valve 1, it can both realize the slow unlatching of valve, slowly be closed after can realizing the quick closedown of valve elder generation again
Close, so as to eliminate pipeline water hammer, protection pipe-line system safety.In addition, by first throttle valve 5, can be opened with control valve
Speed；, can be with speed during control valve slowly closing by second throttle 7；First check valve 6 and the second check valve
8, it can prevent medium from flowing backwards.
Claims (6)
- A kind of 1. hydraulic control valve assemblies, it is characterised in that：Include control valve, hydraulic cylinder, connecting rod, wherein, control valve includes There are valve body, valve rod, valve plate, valve rod is rotatably assorted with valve body, and valve plate is set on valve rod and is linked with valve rod, and valve body is provided with Medium runner, medium runner one end are entrance point, and the other end is the port of export, and valve plate is between entrance point and the port of export, valve plate Sealed between medium runner inwall, hydraulic cylinder includes cylinder body, and inner chamber is provided with cylinder body, and interior intracavitary is provided with piston, and piston will Inner chamber is separated into the first cavity, the second cavity, and piston is extended with piston rod into the first cavity, and connecting rod one end is set in valve rod On, the other end is hinged with piston rod, and the first described cavity connects with the port of export, and the second cavity connects with entrance point, valve plate with The position of valve rod connection is located at the top at valve plate center, is provided between connecting rod and valve plate and is used to cause connecting rod set when valve is opened Rotated in one end on valve rod together with valve plate and when valve is closed so that connecting rod is enclosed on one end and valve plate elder generation on valve rod The drive mechanism rotated together after separation.
- 2. hydraulic control valve assemblies according to claim 1, it is characterised in that：Described drive mechanism includes the first biography Moving plate, the second driver blade, the first driver blade are arranged on valve plate, and the second driver blade is arranged on one end that connecting rod is enclosed on valve rod, Space is provided between the upper side edge of the upper side edge of first driver blade and the second driver blade, the lower side of the first driver blade and second pass The lower side of moving plate contradicts.
- 3. hydraulic control valve assemblies according to claim 1 or 2, it is characterised in that：The upper end of described valve plate is to medium The entrance point side of runner is obliquely installed.
- 4. hydraulic control valve assemblies according to claim 3, it is characterised in that：It is close that annular is provided with described medium runner Platform is sealed, the inner ring face of valve plate and ring packing platform forms sealing.
- 5. according to the hydraulic control valve assemblies described in claim 1 or 2 or 4, it is characterised in that：The first described cavity and medium First throttle valve and the first check valve flowed for medium to hydraulic cylinder direction, first throttle are provided between the port of export of runner Valve is arranged in parallel with the first check valve, second throttle is provided between the second cavity and the entrance point of medium runner and for medium The second check valve flowed to hydraulic cylinder direction, second throttle are arranged in parallel with the second check valve.
- 6. hydraulic control valve assemblies according to claim 5, it is characterised in that：Described the first cavity and medium runner First filter is provided between the port of export, the second filter is provided between the second cavity and the entrance point of medium runner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610254961.4A CN105782466B (en) | 2016-04-20 | 2016-04-20 | A kind of hydraulic control valve assemblies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610254961.4A CN105782466B (en) | 2016-04-20 | 2016-04-20 | A kind of hydraulic control valve assemblies |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105782466A CN105782466A (en) | 2016-07-20 |
| CN105782466B true CN105782466B (en) | 2018-02-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610254961.4A Active CN105782466B (en) | 2016-04-20 | 2016-04-20 | A kind of hydraulic control valve assemblies |
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| CN (1) | CN105782466B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106678385B (en) * | 2017-03-08 | 2024-02-23 | 福建汇上科技有限公司 | Self-operated pressure interval flow valve and control method thereof |
| CN110108895A (en) * | 2019-04-30 | 2019-08-09 | 正洲泵阀制造有限公司 | For the overspeed monitoring appliance in fluid delivery pipeline |
| CN111196958A (en) * | 2020-03-17 | 2020-05-26 | 宁波乐惠国际工程装备股份有限公司 | Scraper blade elevating gear and filter tank |
| CN112943749B (en) * | 2021-02-02 | 2023-07-04 | 何荣志 | Duplex overlapped filter |
| CN114215926B (en) * | 2022-02-21 | 2022-06-03 | 广东永泉阀门科技有限公司 | Control method of water attack-resistant micro-resistance type intelligent regulating water pump control valve |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3133451C2 (en) * | 1981-08-24 | 1985-05-23 | Klein, Schanzlin & Becker Ag, 6710 Frankenthal | Plug connection between shaft and valve disc |
| CN2605430Y (en) * | 2003-03-05 | 2004-03-03 | 陈鹤昆 | Vertically-pressurizing eccentric butterfly-valve |
| CN201034174Y (en) * | 2007-06-08 | 2008-03-12 | 钟河南 | Hydraulic self-control butterfly valve |
| CN102679025B (en) * | 2012-05-10 | 2013-09-11 | 湖南泵阀制造有限公司 | Self-operated hydraulic control valve |
| CN205559815U (en) * | 2016-04-20 | 2016-09-07 | 正洲泵阀制造有限公司 | Hydraulic control valve subassembly |
-
2016
- 2016-04-20 CN CN201610254961.4A patent/CN105782466B/en active Active
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| Publication number | Publication date |
|---|---|
| CN105782466A (en) | 2016-07-20 |
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