CN205559943U - Spring liquid accuse quick closing valve executor - Google Patents
Spring liquid accuse quick closing valve executor Download PDFInfo
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- CN205559943U CN205559943U CN201620340297.0U CN201620340297U CN205559943U CN 205559943 U CN205559943 U CN 205559943U CN 201620340297 U CN201620340297 U CN 201620340297U CN 205559943 U CN205559943 U CN 205559943U
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- valve
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Abstract
The utility model relates to a spring liquid accuse quick closing valve executor, including entering the oil pipe way, go back to the oil pipe way, first connecting line, the second connecting line, the third connecting line, the inserted valve, the switch, the hydro -cylinder, a spring, be equipped with first cavity in the hydro -cylinder, the second cavity, first connecting line, second connecting line and advance to be equipped with first solenoid valve between the oil pipe way, be equipped with first check valve on the first connecting line, the second check valve, be equipped with the first connector that switches on each other on the inserted valve, the second connector, the third connector, first connector is connected through the third connecting line with first cavity, the second connector is connected with the second cavity, third connector and time oil line connection, the executor is still including being used for controlling the second solenoid valve that the second check valve was opened and end the first connector of inserted valve. The utility model provides a spring liquid accuse quick closing valve executor, its open/close valve door of can often inviting again can be at quick closedown valve under the emergency state, application range guangZhou.
Description
Technical field
This utility model relates to a kind of executor, particularly to a kind of spring hydraulic control quick closing valve executor.
Background technology
Hydraulic controllers is the most supporting with the part of revolving valves such as butterfly valve, ball valve, is applied to jet chimney, TRT blast furnace gas excess pressure power generating device and Biogeneration device admission line, the contour Security rating systems of mine gas pipeline such as extracted steam from turbine, low pressure filling, communicating pipe.But, existing hydraulic controllers, it can only carry out constant speed keying, and when needing rapid-closure damper in emergency situations, this executor cannot meet needs.
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 spring hydraulic control quick closing valve executor, its can constant speed opening/shutting valve, again can rapid-closure damper in emergency situations, range is wide.
nullThe technical solution of the utility model: a kind of spring hydraulic control quick closing valve executor，It is characterized in that: include in-line、Return line、First connecting line、Second connecting line、3rd connecting line、Inserted valve、Switch、For opening the oil cylinder of switch and for the spring of closing switch，Oil cylinder includes cylinder body，Inner chamber it is provided with in cylinder body，Interior intracavity is provided with piston，Inner chamber is divided into the first cavity by piston、Second cavity，Piston is extended with piston rod to the second cavity side，Switch ends respectively with piston rod、Spring connects，First connecting line one end connects with the first cavity，The other end forms first input end，Second connecting line one end is connected with return line，The other end forms the second input，First input end、The first electromagnetic valve for being ended by the second input when first input end turns on and ended by in-line when first input end and the second input turn on it is provided with in-line between second input and in-line，First connecting line is provided with the first check valve for flowing to oil cylinder direction for medium、For the second check valve flowed to the first electromagnetic valve direction for medium，First check valve is located close to oil cylinder side relative to the second check valve，Inserted valve is provided with the first connector of mutual conduction、Second connector、3rd connector，First connector and the first cavity connect through the 3rd connecting line，Second connector and the second cavity connect，3rd connector is connected with return line，The first connecting line between the first check valve and the second check valve and the connection of the 3rd connecting line，Executor also includes for controlling the second electromagnetic valve that the second check valve is opened and ended by the first connector of inserted valve.
Use technique scheme, wherein, switch is for controlling the opening and closing of valve, when opening valve, pressure oil enters from in-line, second check valve is opened and by the first connector cut-off of inserted valve by the second electromagnetic valve, the first input end of the first connecting line is turned on by the first electromagnetic valve with in-line, pressure oil promotes piston movement to be opened by valve switch in the second check valve, the first check valve enter the first cavity, spring-compressed, the fluid in the second cavity flows to return line oil return from the second connector of inserted valve, the 3rd connector；When normal switching-off valve, first input end and the second input are turned on by the first electromagnetic valve, now the cut-off of the pressure oil in in-line, and spring pull switch is closed, thus promoting piston reset, the fluid in the first cavity flows to return line oil return through the second check valve, the first electromagnetic valve；When closing valve in emergency situations, second electromagnetic valve is by the second closed check valve, the first connector of opening inserted valve, fluid in first cavity enters in inserted valve from the first connector, part fluid flows back to the second cavity through the second connector and promotes piston, piston movement speed is accelerated, thus accelerate the closing velocity of valve, residue fluid flows to return line from the 3rd connector.Therefore, the executor of this structure, its can constant speed opening/shutting valve, again can rapid-closure damper in emergency situations, range is wide.
Further setting of the present utility model: described in-line is provided with first flow valve, the second connecting line is provided with second flow valve, is provided with the 3rd flow valve between the second connector and the second cavity.
Using above-mentioned further setting, first flow valve can adjust the opening speed of valve, and second flow valve can adjust the speed of valve normal switching-off, and the 3rd flow valve can adjust the speed of valve rapid-closing, so makes its regulation convenient.
Of the present utility model further arrange: on described in-line, return line, be respectively equipped with the first ball valve, the second ball valve.
Use and above-mentioned further arrange, the flow controlling fluid at any time can be facilitated with the demand of satisfied different operating modes, use more flexible.
The most further setting of the present utility model: be additionally provided with filter on described in-line.
Use and above-mentioned the most further arrange, the normal usage energy of each parts of impurity effect being possible to prevent in fluid.
The most further setting of the present utility model: described in-line is provided with Pressure gauge.
Use and above-mentioned the most further arrange, can facilitate and understand the pressure in in-line at any time.
The most further setting of the present utility model: the 3rd connecting line is provided with choke valve.
Use and above-mentioned the most further arrange, throttling buffering effect well can be played, reduce the impact of fluid.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model specific embodiment.
Detailed description of the invention
nullAs shown in Figure 1，A kind of spring hydraulic control quick closing valve executor，Include in-line 1、Return line 2、First connecting line 3、Second connecting line 4、3rd connecting line 5、Inserted valve 6、Switch 7、For opening the oil cylinder 8 switching 7 and the spring 9 for closing switch 7，Wherein，Switch 7 is for controlling the opening and closing of valve，Oil cylinder 8 includes cylinder body 81，It is provided with inner chamber in cylinder body 81，Interior intracavity is provided with piston 82，Inner chamber is divided into the first cavity 811 by piston 82、Second cavity 812，Piston 82 is extended with piston rod 83 to the second cavity 812 side，Switch 7 two ends respectively with piston rod 83、Spring 9 connects，First connecting line 3 one end connects with the first cavity 811，The other end forms first input end 31，Second connecting line 4 one end is connected with return line 2，The other end forms the second input 41，First input end 31、The first electromagnetic valve 10 for being ended by the second input 41 when first input end 31 turns on in-line 1 and being ended by in-line 1 when first input end 31 turns on the second input 41 it is provided with between second input 41 and in-line 1，First connecting line 3 is provided with the first check valve 11 for flowing to oil cylinder 8 direction for medium、For the second check valve 12 flowed to the first electromagnetic valve 10 direction for medium，First check valve 11 is located close to oil cylinder 8 side relative to the second check valve 12，Inserted valve 6 is provided with the first connector 61 of mutual conduction、Second connector 62、3rd connector 63，First connector 61 is connected through the 3rd connecting line 5 with the first cavity 811，Second connector 62 is connected with the second cavity 812，3rd connector 63 is connected with return line 2，The first connecting line 3 between the first check valve 11 with the second check valve 12 connects with the 3rd connecting line 5，Executor also includes for controlling the second electromagnetic valve 13 that the second check valve 12 is opened and ended by the first connector 61 of inserted valve 6.
In this utility model specific embodiment, described in-line 1 is provided with first flow valve 14, and the second connecting line 4 is provided with second flow valve 15, is provided with the 3rd flow valve 16 between the second connector 62 and the second cavity 812.First flow valve 14 can adjust the opening speed of valve, and second flow valve 15 can adjust the speed of valve normal switching-off, and the 3rd flow valve 16 can adjust the speed of valve rapid-closing, so makes its regulation convenient.
In this utility model specific embodiment, described in-line 1, return line 2 are respectively equipped with first ball valve the 17, second ball valve 18.The flow controlling fluid at any time so can be facilitated with the demand of satisfied different operating modes, use more flexible.Described in-line 1 is additionally provided with filter 19.So it is possible to prevent the normal usage energy of each parts of the impurity effect in fluid.Described in-line 1 is provided with Pressure gauge 20.So can facilitate and understand the pressure in in-line 1 at any time.3rd connecting line 5 is provided with choke valve 21, and choke valve 21 is arranged in parallel with the first check valve 11.So can play throttling buffering effect well, reduce the impact of fluid.
When opening valve, pressure oil enters from in-line 1, second check valve 12 is opened and is ended by the first connector 61 of inserted valve 6 by the second electromagnetic valve 13, the first input end 31 of the first connecting line 3 is turned on by the first electromagnetic valve 10 with in-line 1, pressure oil promotes piston 82 to move in second check valve the 12, first check valve 11 enters the first cavity 811 and is opened by valve switch 7, spring 9 compresses, and the fluid in the second cavity 812 flows to return line 2 oil return from the second connector the 62, the 3rd connector 63 of inserted valve 6；When normal switching-off valve, first input end 31 is turned on by the first electromagnetic valve 10 with the second input 41, the now cut-off of the pressure oil in in-line 1, spring 9 pull switch 7 is closed, thus promoting piston 82 to reset, the fluid in the first cavity 811 flows to return line 2 oil return through choke valve, second check valve the 12, first electromagnetic valve 10；When closing valve in emergency situations, the first connector 61 of inserted valve 6 is closed, opened to second check valve 12 by the second electromagnetic valve 13, fluid in first cavity 811 enters in inserted valve 6 through choke valve from the first connector 61, part fluid flows back to the second cavity 812 through the second connector 62 and promotes piston 82, piston 82 movement velocity is accelerated, thus accelerate the closing velocity of valve, residue fluid flows to return line 2 from the 3rd connector 63.Therefore, the executor of this structure, its can constant speed opening/shutting valve, again can rapid-closure damper in emergency situations, range is wide.
Claims (6)
- null1. a spring hydraulic control quick closing valve executor，It is characterized in that: include in-line、Return line、First connecting line、Second connecting line、3rd connecting line、Inserted valve、Switch、For opening the oil cylinder of switch and for the spring of closing switch，Oil cylinder includes cylinder body，Inner chamber it is provided with in cylinder body，Interior intracavity is provided with piston，Inner chamber is divided into the first cavity by piston、Second cavity，Piston is extended with piston rod to the second cavity side，Switch ends respectively with piston rod、Spring connects，First connecting line one end connects with the first cavity，The other end forms first input end，Second connecting line one end is connected with return line，The other end forms the second input，First input end、The first electromagnetic valve for being ended by the second input when first input end turns on and ended by in-line when first input end and the second input turn on it is provided with in-line between second input and in-line，First connecting line is provided with the first check valve for flowing to oil cylinder direction for medium、For the second check valve flowed to the first electromagnetic valve direction for medium，First check valve is located close to oil cylinder side relative to the second check valve，Inserted valve is provided with the first connector of mutual conduction、Second connector、3rd connector，First connector and the first cavity connect through the 3rd connecting line，Second connector and the second cavity connect，3rd connector is connected with return line，The first connecting line between the first check valve and the second check valve and the connection of the 3rd connecting line，Executor also includes for controlling the second electromagnetic valve that the second check valve is opened and ended by the first connector of inserted valve.
- Spring hydraulic control quick closing valve executor the most according to claim 1, it is characterised in that: described in-line is provided with first flow valve, and the second connecting line is provided with second flow valve, is provided with the 3rd flow valve between the second connector and the second cavity.
- Spring hydraulic control quick closing valve executor the most according to claim 1 and 2, it is characterised in that: it is respectively equipped with the first ball valve, the second ball valve on described in-line, return line.
- Spring hydraulic control quick closing valve executor the most according to claim 3, it is characterised in that: it is additionally provided with filter on described in-line.
- 5. according to the spring hydraulic control quick closing valve executor described in claim 1 or 2 or 4, it is characterised in that: described in-line is provided with Pressure gauge.
- 6. according to the spring hydraulic control quick closing valve executor described in claim 1 or 2 or 4, it is characterised in that: the 3rd connecting line is provided with choke valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620340297.0U CN205559943U (en) | 2016-04-20 | 2016-04-20 | Spring liquid accuse quick closing valve executor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620340297.0U CN205559943U (en) | 2016-04-20 | 2016-04-20 | Spring liquid accuse quick closing valve executor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205559943U true CN205559943U (en) | 2016-09-07 |
Family
ID=56810021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620340297.0U Expired - Fee Related CN205559943U (en) | 2016-04-20 | 2016-04-20 | Spring liquid accuse quick closing valve executor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205559943U (en) |
-
2016
- 2016-04-20 CN CN201620340297.0U patent/CN205559943U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160907 Termination date: 20190420 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |