CN206555538U - Valve actuator - Google Patents
Valve actuator Download PDFInfo
- Publication number
- CN206555538U CN206555538U CN201720114202.8U CN201720114202U CN206555538U CN 206555538 U CN206555538 U CN 206555538U CN 201720114202 U CN201720114202 U CN 201720114202U CN 206555538 U CN206555538 U CN 206555538U
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- CN
- China
- Prior art keywords
- bottom plate
- connecting rod
- spring
- helical spring
- cylinder
- 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.)
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- Mechanically-Actuated Valves (AREA)
Abstract
The utility model discloses a kind of valve actuator, including bottom plate, plate outer side sets the shift fork that one end coordinates with valve rod, the other end of shift fork is provided with kidney slot, bearing pin is set in kidney slot, connecting rod is installed in bearing pin, one end of connecting rod is connected with the piston rod of cylinder or hydraulic cylinder, the other end of connecting rod and the spring hook connects of draft helical spring；Cylinder or Ye Ya Gang Installed are on bottom plate, and one end of draft helical spring is fixed on bottom plate.The utility model is rational in infrastructure, simple in construction with spiral stretching spring as power, easy to adjust.
Description
Technical field
The utility model is related to a kind of valve actuator.
Background technology
General valve single-acting drive device, the structure type of spring cylinder makes installation, dismantles inconvenient, dangerous, power
Adjustment be also inconvenient.
Utility model content
The purpose of this utility model is to provide a kind of valve actuator rational in infrastructure, easy to adjust.
Technical solution of the present utility model is：
A kind of valve actuator, it is characterized in that：Including bottom plate, plate outer side sets the shift fork that one end coordinates with valve rod,
The other end of shift fork is provided with kidney slot, sets in kidney slot and connecting rod is installed in bearing pin, bearing pin, one end of connecting rod and cylinder or
The piston rod connection of hydraulic cylinder, the other end of connecting rod and the spring hook connects of draft helical spring；Cylinder or Ye Ya Gang Installed in
On bottom plate, one end of draft helical spring is fixed on bottom plate.
The other end of the connecting rod is provided with perforate, and the carbine of draft helical spring is stretched into the perforate.
The one end fixed on draft helical spring with bottom plate, sets spring regulating device；The spring regulating device bag
The riser being arranged on bottom plate is included, the end of extension spring is provided with screw thread, and the end passes through riser, is tightened up by nut perpendicular
On plate.
The utility model is rational in infrastructure, simple in construction with spiral stretching spring as power, easy to adjust.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of the utility model one embodiment.
Fig. 2 is Fig. 1 A-A sectional views.
Embodiment
A kind of valve actuator, including bottom plate 1, plate outer side set the shift fork 3 that one end coordinates with valve rod 2, shift fork
The other end, which is provided with kidney slot 4, kidney slot, sets bearing pin 5, and connecting rod 6, one end and cylinder or the liquid of connecting rod are installed in bearing pin
The piston rod 8 of cylinder pressure 7 is connected, and the other end of connecting rod is connected with the carbine 10 of draft helical spring 9；Cylinder or Ye Ya Gang Installed
In on bottom plate, one end of draft helical spring is fixed on bottom plate.
The other end of the connecting rod is provided with perforate 11, and the carbine of draft helical spring is stretched into the perforate.
The one end fixed on draft helical spring with bottom plate, sets spring regulating device；The spring regulating device bag
The riser being arranged on bottom plate is included, the end of extension spring is provided with screw thread, and the end passes through riser, is tightened up by nut perpendicular
On plate.By adjusting nut, the adjustment of spring force can be realized.
Claims (3)
1. a kind of valve actuator, it is characterized in that：Including bottom plate, plate outer side sets the shift fork that one end coordinates with valve rod, dials
The other end of fork, which is provided with to set in kidney slot, kidney slot, installs connecting rod in bearing pin, bearing pin, one end and cylinder or the liquid of connecting rod
The piston rod connection of cylinder pressure, the other end of connecting rod and the spring hook connects of draft helical spring；Cylinder or Ye Ya Gang Installed are the bottom of in
On plate, one end of draft helical spring is fixed on bottom plate.
2. valve actuator according to claim 1, it is characterized in that：The other end of the connecting rod is provided with perforate, draws
The carbine for stretching helical spring is stretched into the perforate.
3. valve actuator according to claim 1 or 2, it is characterized in that：It is solid with bottom plate on draft helical spring
Fixed one end, sets spring regulating device；The spring regulating device includes the riser being arranged on bottom plate, the end of extension spring
Portion is provided with screw thread, and the end passes through riser, is tightened up by nut on riser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720114202.8U CN206555538U (en) | 2017-02-08 | 2017-02-08 | Valve actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720114202.8U CN206555538U (en) | 2017-02-08 | 2017-02-08 | Valve actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206555538U true CN206555538U (en) | 2017-10-13 |
Family
ID=60010983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720114202.8U Active CN206555538U (en) | 2017-02-08 | 2017-02-08 | Valve actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206555538U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704676A (en) * | 2017-02-08 | 2017-05-24 | 江苏神通阀门股份有限公司 | Valve driving device |
-
2017
- 2017-02-08 CN CN201720114202.8U patent/CN206555538U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704676A (en) * | 2017-02-08 | 2017-05-24 | 江苏神通阀门股份有限公司 | Valve driving device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |