CN205559815U - Hydraulic control valve subassembly - Google Patents
Hydraulic control valve subassembly Download PDFInfo
- Publication number
- CN205559815U CN205559815U CN201620340270.1U CN201620340270U CN205559815U CN 205559815 U CN205559815 U CN 205559815U CN 201620340270 U CN201620340270 U CN 201620340270U CN 205559815 U CN205559815 U CN 205559815U
- Authority
- CN
- China
- Prior art keywords
- valve
- rod
- cavity
- valve plate
- piston
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Fluid-Driven Valves (AREA)
- Details Of Valves (AREA)
- Check Valves (AREA)
Abstract
The utility model relates to a hydraulic control valve subassembly, including control valve, pneumatic cylinder, connecting rod, the control valve is equipped with the medium runner including valve body, valve rod, valve plate on the valve body, and medium runner one end is the entrance point, and the other end is the exit end, and the valve plate lies in between entrance point and the exit end, and the pneumatic cylinder is equipped with the inner chamber including the cylinder body in, and interior intracavity is equipped with the piston, and first cavity, second cavity are separated into with the inner chamber to the piston, and the piston extends in to first cavity has the piston rod, connecting rod and piston rod hinge, first cavity and exit end intercommunication, second cavity and entrance point intercommunication, the valve plate is located the central top of valve plate with the position that the valve rod is connected, is equipped with transmission structure between connecting rod and the valve plate. The present invention uses the technical scheme, the utility model provides a hydraulic control valve subassembly, it both can realize slowly opening of valve, can realize slowly closing after the quick closedown of valve elder generation again to can eliminate the pipeline water hammer, protection pipe -line system safety.
Description
Technical field
This utility model relates to a kind of hydraulic control valve assemblies.
Background technology
Hydraulic control valve, is arranged on water delivery side of pump, coordinates the opening and closing of water pump, utilizes the pressure of pipeline internal medium, controls valve opening and closing.At present, the hydraulic control valve that market uses, it can not realize the slow unlatching of valve, and, when valve closing, it is impossible to realize slowly closing after the quick closedown of valve elder generation, therefore, it is impossible to eliminate pipeline water hammer, it is impossible to protection pipe-line system safety well.
Summary of the invention
The purpose of this utility model: in order to overcome the defect of prior art; this utility model provides a kind of hydraulic control valve assemblies, and it both can realize the slow unlatching of valve, can realize again slowly closing after the quick closedown of valve elder generation; it is thus possible to eliminate pipeline water hammer, protect pipe-line system safety.
nullThe technical solution of the utility model: a kind of hydraulic control valve assemblies，It is characterized in that: include control valve、Hydraulic cylinder、Connecting rod，Wherein，Control valve includes valve body、Valve rod、Valve plate，Valve rod is rotatably assorted with valve body，Valve plate is set on valve rod and is linked with valve rod，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，Seal between valve plate and medium runner inwall，Hydraulic cylinder includes cylinder body，Inner chamber it is provided with in cylinder body，Interior intracavity is provided with piston，Inner chamber is separated into the first cavity by piston、Second cavity，Piston is extended with piston rod in the first cavity，Connecting rod one end is set on valve rod，The other end 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 positioned at the top at valve plate center，Be provided with between connecting rod with valve plate for the one end making connecting rod be enclosed within valve rod when valve is opened rotate together with valve plate and after one end that valve closing makes connecting rod be enclosed within valve rod first separates with valve plate together with the drive mechanism that rotates.
Use technique scheme, when opening valve, starting mode of pump, medium promotes valve plate to rotate, and the position being connected with valve rod due to valve plate is positioned at the top at valve plate center, therefore, being positioned at the valve plate stress below valve rod big, thus promote valve plate to produce and rotate, one end that connecting rod is enclosed within valve rod rotates together with valve plate, pulling piston slowly to be opened by valve to the first cavity direction motion through piston rod, the medium of entrance point assists in entering the second cavity to promote piston to move to the first cavity direction；When closing valve, water pump quits work, the position being connected with valve rod due to valve plate is positioned at the top at valve plate center, therefore, valve plate is automatic rotary under self gravitation effect, one end that connecting rod is enclosed within valve rod first separates with valve plate, valve plate meeting quick closedown, cut-off major part current, one end that connecting rod is enclosed within valve rod and valve plate further play rotation, promoting piston to move to the second cavity direction through piston rod, it is achieved valve slowly closing, the medium of the port of export assists in entering the first cavity to promote piston to move to the second cavity direction.The hydraulic control valve assemblies of this structure, it both can realize the slow unlatching of valve, can realize again slowly closing after the quick closedown of valve elder generation, it is thus possible to eliminate pipeline water hammer, protect pipe-line system safety.
Further setting of the present utility model: described drive mechanism includes the first driver blade, the second driver blade, first driver blade is arranged on valve plate, second driver blade is arranged on one end that connecting rod is enclosed within valve rod, being provided with space between upper side edge and the upper side edge of the second driver blade of the first driver blade, the lower side of the first driver blade and the lower side of the second driver blade are conflicted.
Use above-mentioned further setting, when medium promotes valve plate to be opened by valve, the lower side of the first driver blade promotes the lower side of the second driver blade, thus one end that drivening rod is set on valve rod rotates, and then pulls piston slowly to be opened by valve to the first cavity direction motion through piston rod；After water pump is shut down; valve plate is automatic rotary under self gravitation effect, owing to being provided with space, therefore between upper side edge and the upper side edge of the second driver blade of the first driver blade; valve plate meeting quick closedown; cut-off major part current, when the upper side edge of the first driver blade and the upper side edge of the second driver blade are conflicted, then one end that drivening rod is set on valve rod rotates; realize slowly closing; this drive mechanism, transmission performance is stable, simple in construction.
Further setting of the present utility model: the upper end of described valve plate is arranged to the entrance point lopsidedness of medium runner.
Using and above-mentioned further arrange, when being so possible to prevent control valve original state, valve plate produces and rocks；Furthermore, it is possible to facilitate medium to promote valve plate to open.
The most further setting of the present utility model: be provided with ring packing platform in described medium runner, valve plate forms sealing with the inner ring face of ring packing platform.
Using and above-mentioned the most further arrange, this valve plate and medium runner seal set-up mode, and simple in construction is easy for installation, good seal performance.
The most further setting of the present utility model: be provided with first throttle valve between described the first cavity and the port of export of medium runner and for the medium the first check valve to hydraulic cylinder directional flow passage, first throttle valve and the first check valve are arranged in parallel, being provided with second throttle and the second check valve flowed to hydraulic cylinder direction for medium between second cavity and the entrance point of medium runner, second throttle is arranged in parallel with the second check valve.
Use above-mentioned the most further setting, by first throttle valve, the speed can opened with control valve；By second throttle, can be with speed during control valve slowly closing；First check valve and the second check valve, be possible to prevent medium to flow backwards.
The most further setting of the present utility model: be provided with the first filter between described the first cavity and the port of export of medium runner, be provided with the second filter between the second cavity and the entrance point of medium runner.
Use and above-mentioned the most further arrange, the filter of setting, the service behaviour of parts in impurity effect control valve assembly can be prevented with the impurity in filter medium.
Accompanying drawing explanation
Fig. 1 is the structural representation under this utility model specific embodiment closed mode；
Fig. 2 is the structural representation under this utility model specific embodiment open mode；
Fig. 3 is I part partial enlarged drawing in Fig. 1.
Detailed description of the invention
Such as Fig. 1, 2, shown in 3, a kind of hydraulic control valve assemblies, include control valve 1, hydraulic cylinder 2, connecting rod 3, wherein, control valve 1 includes valve body 11, valve rod 12, valve plate 13, valve rod 12 is rotatably assorted with valve body 11, valve plate 13 is set on valve rod 12, the located key of valve plate 13 14 is connected with valve rod 12, valve body 11 is provided with medium runner 15, medium runner 15 one end is entrance point 151, the other end is the port of export 152, valve plate 13 is between entrance point 151 and the port of export 152, it is provided with ring packing platform 16 in described medium runner 15, valve plate 13 forms sealing with the inner ring face of ring packing platform 16；nullHydraulic cylinder 2 includes cylinder body 21，It is provided with inner chamber in cylinder body 21，Interior intracavity is provided with piston 22，Inner chamber is separated into the first cavity 241 by piston 22、Second cavity 242，Piston 22 is extended with piston rod 23 in the first cavity 241，Connecting rod 3 one end is set on valve rod 12，The other end is hinged with piston rod 23，The first described cavity 241 connects with the port of export 152，Second cavity 242 connects with entrance point 151，The position that valve plate 13 is connected with valve rod 12 is positioned at the top at valve plate 13 center，It is provided with drive mechanism between connecting rod 3 and valve plate 13，Described drive mechanism includes the first driver blade 131、Second driver blade 31，First driver blade 131 is arranged on valve plate 13，Second driver blade 31 is arranged on one end that connecting rod 3 is enclosed within valve rod 12，It is provided with space 4 between upper side edge 1311 and the upper side edge 311 of the second driver blade 31 of the first driver blade 131，The lower side 312 of the lower side 1312 of the first driver blade 131 and the second driver blade 31 is conflicted.First throttle valve 5 it is provided with and for the medium the first check valve 6 to hydraulic cylinder 2 directional flow passage between described the first cavity 241 and the port of export 152 of medium runner 15, first throttle valve 5 is arranged in parallel with the first check valve 6, being provided with second throttle 7 and the second check valve 8 flowed to hydraulic cylinder 2 direction for medium between second cavity 242 and the entrance point 151 of medium runner 15, second throttle 7 is arranged in parallel with the second check valve 8.
In this utility model specific embodiment, the upper end of described valve plate 13 is arranged to entrance point 151 lopsidedness of medium runner 15.When being so possible to prevent control valve 1 original state, valve plate 13 produces and rocks；Furthermore, it is possible to facilitate medium to promote valve plate 13 to open.
In this utility model specific embodiment, it is provided with the first filter 9 between described the first cavity 241 and the port of export 152 of medium runner 15, the second filter 10 it is provided with between second cavity 242 and the entrance point 151 of medium runner 15, the filter arranged, the service behaviour of parts in impurity effect control valve 1 assembly can be prevented with the impurity in filter medium.
When opening valve, starting mode of pump, medium promotes valve plate 13 to rotate, the position being connected with valve rod 12 due to valve plate 13 is positioned at the top at valve plate 13 center, therefore, it is positioned at valve plate 13 stress below valve rod 12 big, thus promote valve plate 13 to produce and rotate, the lower side 1312 of the first driver blade 131 promotes the lower side 312 of the second driver blade 31, thus one end that drivening rod 3 is set on valve rod 12 rotates, and then pull piston 22 slowly to be opened by valve to the first cavity 241 direction motion through piston rod 23, the medium of entrance point 151 assists in entering the second cavity 242 to promote piston 22 to move to the first cavity 241 direction；When closing valve, water pump quits work, the position being connected with valve rod 12 due to valve plate 13 is positioned at the top at valve plate 13 center, therefore, valve plate 13 is automatic rotary under self gravitation effect, owing to being provided with space 4 between upper side edge 1311 and the upper side edge 311 of the second driver blade 31 of the first driver blade 131, therefore, valve plate 13 meeting quick closedown, cut-off major part current, when the upper side edge of the first driver blade 131 and the upper side edge of the second driver blade 31 are conflicted, one end that drivening rod 3 is set on valve rod 12 again rotates, realize slowly closing, the medium of the port of export 152 assists in entering the first cavity 241 to promote piston 22 to move to the second cavity 242 direction.Hydraulic control valve 1 assembly of this structure, it both can realize the slow unlatching of valve, can realize again slowly closing after the quick closedown of valve elder generation, it is thus possible to eliminate pipeline water hammer, protect pipe-line system safety.It addition, by first throttle valve 5, the speed can opened with control valve；By second throttle 7, can be with speed during control valve slowly closing；First check valve 6 and the second check valve 8, is possible to prevent medium to flow backwards.
Claims (6)
- null1. a hydraulic control valve assemblies，It is characterized in that: include control valve、Hydraulic cylinder、Connecting rod，Wherein，Control valve includes valve body、Valve rod、Valve plate，Valve rod is rotatably assorted with valve body，Valve plate is set on valve rod and is linked with valve rod，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，Seal between valve plate and medium runner inwall，Hydraulic cylinder includes cylinder body，Inner chamber it is provided with in cylinder body，Interior intracavity is provided with piston，Inner chamber is separated into the first cavity by piston、Second cavity，Piston is extended with piston rod in the first cavity，Connecting rod one end is set on valve rod，The other end 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 positioned at the top at valve plate center，Be provided with between connecting rod with valve plate for the one end making connecting rod be enclosed within valve rod when valve is opened rotate together with valve plate and after one end that valve closing makes connecting rod be enclosed within valve rod first separates with valve plate together with the drive mechanism that rotates.
- Hydraulic control valve assemblies the most according to claim 1, it is characterized in that: described drive mechanism includes the first driver blade, the second driver blade, first driver blade is arranged on valve plate, second driver blade is arranged on one end that connecting rod is enclosed within valve rod, being provided with space between upper side edge and the upper side edge of the second driver blade of the first driver blade, the lower side of the first driver blade and the lower side of the second driver blade are conflicted.
- Hydraulic control valve assemblies the most according to claim 1 and 2, it is characterised in that: the upper end of described valve plate is arranged to the entrance point lopsidedness of medium runner.
- Hydraulic control valve assemblies the most according to claim 3, it is characterised in that: being provided with ring packing platform in described medium runner, valve plate forms sealing with the inner ring face of ring packing platform.
- 5. according to the hydraulic control valve assemblies described in claim 1 or 2 or 4, it is characterized in that: be provided with first throttle valve between described the first cavity and the port of export of medium runner and for the medium the first check valve to hydraulic cylinder directional flow passage, first throttle valve and the first check valve are arranged in parallel, being provided with second throttle and the second check valve flowed to hydraulic cylinder direction for medium between second cavity and the entrance point of medium runner, second throttle is arranged in parallel with the second check valve.
- Hydraulic control valve assemblies the most according to claim 5, it is characterised in that: it is provided with the first filter between described the first cavity and the port of export of medium runner, between the second cavity and the entrance point of medium runner, is provided with the second filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620340270.1U CN205559815U (en) | 2016-04-20 | 2016-04-20 | Hydraulic control valve subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620340270.1U CN205559815U (en) | 2016-04-20 | 2016-04-20 | Hydraulic control valve subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205559815U true CN205559815U (en) | 2016-09-07 |
Family
ID=56808613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620340270.1U Withdrawn - After Issue CN205559815U (en) | 2016-04-20 | 2016-04-20 | Hydraulic control valve subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205559815U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105782466A (en) * | 2016-04-20 | 2016-07-20 | 正洲泵阀制造有限公司 | Hydraulic control valve assembly |
-
2016
- 2016-04-20 CN CN201620340270.1U patent/CN205559815U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105782466A (en) * | 2016-04-20 | 2016-07-20 | 正洲泵阀制造有限公司 | Hydraulic control valve assembly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105782466A (en) | Hydraulic control valve assembly | |
| CN104100728A (en) | Self-sealing gate valve | |
| CN202790588U (en) | Buffering type waterproof hammer valve | |
| CN204201188U (en) | A kind of safety check with damping device | |
| CN205559815U (en) | Hydraulic control valve subassembly | |
| CN209622065U (en) | A kind of lower resistance loss quick-closing valve | |
| CN202484323U (en) | Double valve plate control valve capable of eliminating water-hammer effect | |
| CN204922028U (en) | Valve | |
| CN104235478B (en) | Momentum safety valve | |
| CN100572865C (en) | Double-core double-seat wash-free stop valve | |
| CN201059380Y (en) | Gas relief valve | |
| CN103775691B (en) | From flushing damping and wear-resistant screw-lift type safety check | |
| CN2929372Y (en) | Double core double seat free-flushing stop valve | |
| CN204985793U (en) | Take pressure relief device's gate valve | |
| CN210950316U (en) | People's air defense emergency exit transient state seals actuating mechanism | |
| CN107687190A (en) | Closestool and its storage briquetting | |
| CN201615247U (en) | Relay vale for controlling safety intercepting valve of oil and gas well | |
| CN209781751U (en) | Single-valve-core large-flow pneumatic reversing valve | |
| CN203431233U (en) | Antifreezing ball valve | |
| CN205559898U (en) | Controlling means is closed in delaying of check valve | |
| CN203223628U (en) | Self-reliance type adjustable valve slowly-closing device | |
| CN207848492U (en) | A kind of check-valves with the micro- slow keying effect of more flaps | |
| CN205743899U (en) | A kind of air drill and water flushing mechanism thereof | |
| CN201866276U (en) | Two-way sealing frictionless butterfly valve | |
| CN206419487U (en) | Steam turbine integral type inlet valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160907 Effective date of abandoning: 20180216 |
|
| AV01 | Patent right actively abandoned |