CN207935514U - A kind of power-off self-resetting valve actuator of explosion-proof stable output type - Google Patents
A kind of power-off self-resetting valve actuator of explosion-proof stable output type Download PDFInfo
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- CN207935514U CN207935514U CN201820031874.7U CN201820031874U CN207935514U CN 207935514 U CN207935514 U CN 207935514U CN 201820031874 U CN201820031874 U CN 201820031874U CN 207935514 U CN207935514 U CN 207935514U
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- actuator
- output shaft
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- reset controller
- explosion
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Abstract
The utility model is a kind of power-off self-resetting valve actuator of explosion-proof stable output type, including actuator ontology, reset controller and actuator actuating unit are equipped in actuator ontology, actuator ontology side, which is run through, venting, screw plug is equipped in venting, lead is installed with by seal gasket in the screw plug, the lead stretches into actuator ontology to be connected with reset controller, actuator actuating unit bottom is connected with output shaft and the output shaft is sealed by rubber cushion and stretches out actuator body bottom portion, the actuator body bottom portion is equipped with two fixed links in the output shaft both sides, two fixed link bottom ends are equipped with horizontal connecting flange, the output shaft is connected with valve by the hole at the connecting flange center, multigroup stable guard is installed in the fixed link, actuator inner body wall is equipped with antiexplosion adhesive mud layer.The utility model can Self-resetting in the power-off state, ensure the normally-open of valve and close；Can be with explosion-proof, output is stablized.
Description
Technical field
The utility model is related to valve actuator field more particularly to a kind of power-off Self-resetting valves of explosion-proof stable output type
Door actuator.
Background technology
Electric Actuator is indispensable executing agency in automatic process control system system, and dosage is big, purposes is wide.It is electronic
The operation principle of actuator is that motor drives the positive and negative rotation of leading screw, drives the output shaft of Electric Actuator corresponding by leading screw
It is moved upwardly or downwardly, to complete being turned on and off for valve.Electric Actuator is during the work time once power off, and motor is not
Can normal work, cause valve can not it is normally-open and close, therefore, present actuator be equipped with super capacitor and reset control
Device processed completes its Self-resetting in the power-off state, becomes power-off self-resetting valve actuator.
For traditional actuator in valve working, the out-of-balance force of generation can make actuator output shaft generate certain offset
And vibration, it is not very stable to lead to output shaft transmission.Furthermore Electric Actuator will produce electric spark in operation so that electricity
Dynamic actuator can only use in the environment of no flammable explosive gas, limit the use scope of actuator.
Invention content
The utility model aims to solve the problem that the deficiencies in the prior art, and provides a kind of power-off Self-resetting of explosion-proof stable output type
Valve actuator.
The utility model to achieve the above object, using following technical scheme：
A kind of power-off self-resetting valve actuator of explosion-proof stable output type, including actuator ontology, the actuator sheet
It is equipped with reset controller and actuator actuating unit in vivo, is electrically connected between the reset controller and actuator actuating unit,
Actuator ontology side is equipped with screw plug, the screw plug is interior by close through there is venting in the venting
Potting pad is installed with lead, and the lead stretches into the actuator ontology to be connected with the reset controller, and the actuator is dynamic
Force mechanisms bottom is connected with vertical output shaft and the output shaft is sealed by rubber cushion and stretches out the actuator body bottom portion, institute
It states actuator body bottom portion and is equipped with two fixed links in the output shaft both sides, two fixed link bottom ends are equipped with horizontal connection method
Orchid, the output shaft are connected with valve by the hole at the connecting flange center, multigroup level side are equipped in the fixed link
To stabilization guard, the stable guard includes fixed disk, and the fixed disk is mounted in the fixed link, the fixed disk one
Side is equipped with elastic supporting member for supporting optical member, and the other end of the elastic supporting member for supporting optical member is connected with arc backplate, and the arc backplate in two fixed links encloses
At the cylinder of an inner hollow, the output shaft passes through the hollow cylinder, is set in the actuator inner body wall
There is antiexplosion adhesive mud layer.
The reset controller includes concatenated rectification circuit and filter circuit, the filter circuit by regulator circuit,
Switching circuit is connected with super capacitor, and the filter circuit is also connected by capacitor charging circuit with super capacitor, the super electricity
Hold and DC/AC inverter circuits are connected with by capacitor discharging circuit；The rectification circuit of the reset controller is connected with power supply by lead,
Filter circuit, the DC/AC inverter circuits of the reset controller are connected with actuator actuating unit respectively.
The actuator bodies top is equipped with visor.
The utility model has the beneficial effects that：The utility model can pass through the electricity in reset controller in the power-off state
Road controls super capacitor to complete the Self-resetting of actuator actuating unit, ensures the normally-open of valve and closes；Output shaft two
The offset that stabilization guard in the fixed link of end can limit output shaft will not cause hard collision to damage it again, keep output more steady
It is fixed；The setting of screw plug and antiexplosion adhesive mud layer plays explosion-proof effect, keeps the use scope of actuator wider.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the detail drawing for stablizing guard part；
Fig. 3 is the schematic diagram and connection figure of reset controller and actuator actuating unit part；
In figure：1- actuator ontologies；2- reset controllers；3- actuator actuating units；4- ventings；5- screw plugs；
6- leads；7- output shafts；8- fixed links；9- connecting flanges；10- valves；11- fixes disk；12- elastic supporting member for supporting optical member；13- arc protectives
Plate；14- antiexplosion adhesive mud layers；15- visors；
It is described in detail with reference to attached drawing below with reference to the embodiments of the present invention.
Specific implementation mode
The utility model is described in further detail with reference to the accompanying drawings and examples：
As shown in Figure 1 to Figure 3, a kind of power-off self-resetting valve actuator of explosion-proof stable output type, including actuator sheet
Body 1, the actuator ontology 1 is interior to be equipped with reset controller 2 and actuator actuating unit 3, the reset controller 2 and actuator
It is electrically connected between actuating unit 3,1 side of actuator ontology is equipped with explosion-proof stifled through there is venting 4 in the venting 4
First 5, lead 6 is installed with by seal gasket in the screw plug 5, the lead 6 stretch into the actuator ontology 1 with it is described
Reset controller 2 is connected, and 3 bottom of actuator actuating unit is connected with vertical output shaft 7 and the output shaft 7 passes through rubber cushion
1 bottom of actuator ontology is sealed and stretches out, 1 bottom of actuator ontology is equipped with two admittedly in 7 both sides of the output shaft
Fixed pole 8, two 8 bottom ends of fixed link are equipped with horizontal connecting flange 9, the hole that the output shaft 7 passes through 9 center of the connecting flange
Hole is connected with valve 10, and the stabilization guard of multigroup horizontal direction is equipped in the fixed link 8, and the stable guard includes fixed disk
11, the fixed disk 11 is mounted in the fixed link 8, and 11 side of fixed disk is equipped with elastic supporting member for supporting optical member 12, the elasticity
The other end of support element 12 is connected with arc backplate 13, and the arc backplate 13 in two fixed links 8 surrounds the circle of an inner hollow
Cylindricality, the output shaft 7 pass through the hollow cylinder, 1 inner wall of actuator ontology to be equipped with antiexplosion adhesive mud layer 14.
The reset controller 2 include concatenated rectification circuit and filter circuit, the filter circuit by regulator circuit,
Switching circuit is connected with super capacitor, and the filter circuit is also connected by capacitor charging circuit with super capacitor, the super electricity
Hold and DC/AC inverter circuits are connected with by capacitor discharging circuit；The rectification circuit of the reset controller 2 is connected with electricity by lead 6
Source, filter circuit, the DC/AC inverter circuits of the reset controller 2 are connected with actuator actuating unit 3 respectively.
1 top of the actuator ontology is equipped with visor 15.
The utility model can be completed to hold by the circuit control super capacitor in reset controller 2 in the power-off state
The Self-resetting of row device actuating unit 3 ensures the normally-open of valve and closes；The specific steps are when power supply normal power supply, reset
Controller 2 controls actuator actuating unit 3 and is operating normally, while charging to super capacitor, when the power break occurs, super electricity
Appearance starts to discharge, and electric energy supplies actuator actuating unit 3 after being converted by DC/AC inverter circuits, maintains its normal work.It is defeated
The offset that stabilization guard in 7 both ends fixed link 8 of shaft can limit output shaft 7 will not cause hard collision to damage it again, make
Output is more stablized；The setting of screw plug 5 and antiexplosion adhesive mud layer 14, plays the role of sealed explosion-proof, makes actuator ontology 1
Use scope it is wider.
The utility model is exemplarily described above in conjunction with attached drawing, it is clear that the utility model specific implementation not by
The limitation of aforesaid way, if the various improvement of the methodology and technical solution progress of the utility model are used, or without
Improvement directly applies to other occasions, both is within the protection scope of the present invention.
Claims (3)
1. a kind of power-off self-resetting valve actuator of explosion-proof stable output type, including actuator ontology (1), which is characterized in that
It is equipped with reset controller (2) and actuator actuating unit (3) in the actuator ontology (1), the reset controller (2) and holds
It is electrically connected between row device actuating unit (3), actuator ontology (1) side, which is run through, venting (4), the venting (4)
Interior to be equipped with screw plug (5), the screw plug (5) is interior to be installed with lead (6) by seal gasket, and the lead (6) stretches into institute
It states and is connected with the reset controller (2) in actuator ontology (1), it is vertical that actuator actuating unit (3) bottom is connected with
Output shaft (7) and the output shaft (7) are sealed by rubber cushion and stretch out actuator ontology (1) bottom, the actuator sheet
Body (1) bottom is equipped with two fixed links (8) in the output shaft (7) both sides, and two fixed link (8) bottom ends are equipped with horizontal connection
Flange (9), the output shaft (7) are connected with valve (10), the fixed link (8) by the hole at the connecting flange (9) center
On the stabilization guard of multigroup horizontal direction is installed, the stable guard includes fixed disk (11), fixed disk (11) installation
In the fixed link (8), fixed disk (11) side be equipped with elastic supporting member for supporting optical member (12), the elastic supporting member for supporting optical member (12) it is another
One end is connected with arc backplate (13), and the arc backplate (13) on two fixed links (8) surrounds the cylinder of an inner hollow, institute
Stating output shaft (7) passes through the hollow cylinder, actuator ontology (1) inner wall to be equipped with antiexplosion adhesive mud layer (14).
2. a kind of power-off self-resetting valve actuator of explosion-proof stable output type according to claim 1, which is characterized in that
The reset controller (2) includes concatenated rectification circuit and filter circuit, and the filter circuit passes through regulator circuit, switching electricity
Road is connected with super capacitor, and the filter circuit is also connected by capacitor charging circuit with super capacitor, and the super capacitor passes through
Capacitor discharging circuit is connected with DC/AC inverter circuits；The rectification circuit of the reset controller (2) is connected with power supply by lead (6),
Filter circuit, the DC/AC inverter circuits of the reset controller (2) are connected with actuator actuating unit (3) respectively.
3. a kind of power-off self-resetting valve actuator of explosion-proof stable output type according to claim 2, which is characterized in that
Visor (15) is equipped at the top of the actuator ontology (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820031874.7U CN207935514U (en) | 2018-01-09 | 2018-01-09 | A kind of power-off self-resetting valve actuator of explosion-proof stable output type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820031874.7U CN207935514U (en) | 2018-01-09 | 2018-01-09 | A kind of power-off self-resetting valve actuator of explosion-proof stable output type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207935514U true CN207935514U (en) | 2018-10-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820031874.7U Active CN207935514U (en) | 2018-01-09 | 2018-01-09 | A kind of power-off self-resetting valve actuator of explosion-proof stable output type |
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| Country | Link |
|---|---|
| CN (1) | CN207935514U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109826976A (en) * | 2019-03-16 | 2019-05-31 | 杭州道盈信息科技有限公司 | A kind of Pneumatic three-way interflow regulating valve equipped with improved protection mechanism |
-
2018
- 2018-01-09 CN CN201820031874.7U patent/CN207935514U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109826976A (en) * | 2019-03-16 | 2019-05-31 | 杭州道盈信息科技有限公司 | A kind of Pneumatic three-way interflow regulating valve equipped with improved protection mechanism |
| CN109826976B (en) * | 2019-03-16 | 2020-05-08 | 杭州道盈信息科技有限公司 | Pneumatic three-way confluence regulating valve with improved protection mechanism |
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