CN2419427Y - Explosionproof semi-automatic controlled stop valve - Google Patents
Explosionproof semi-automatic controlled stop valve Download PDFInfo
- Publication number
- CN2419427Y CN2419427Y CN 00208573 CN00208573U CN2419427Y CN 2419427 Y CN2419427 Y CN 2419427Y CN 00208573 CN00208573 CN 00208573 CN 00208573 U CN00208573 U CN 00208573U CN 2419427 Y CN2419427 Y CN 2419427Y
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- Prior art keywords
- control
- explosion
- stop valve
- coil
- proof type
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- Expired - Fee Related
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- Safety Valves (AREA)
Abstract
The utility model discloses an explosion preventing semiautomatic control type stop valve used for gas pipelines. The explosion preventing semiautomatic control type stop valve chiefly comprises a casing, a control mechanism, an actuating mechanism and a valve body, wherein the control mechanism is composed of an electromagnetic clutch and a manual operating component, the electromagnetic clutch is arranged between the manual operating component and the actuating mechanism, and the actuating mechanism is connected with the valve body. The explosion preventing semiautomatic control type stop valve which has simple structure can operate a valve seal position manually with the condition signal of opening a valve, and the utility model can be closed automatically with the signal condition of closing a valve. In addition, the utility model has a safe explosion preventing structure and has significance for the safety use of fuel gas.
Description
The utility model relates to a kind of control valve that is used for gas pipeline, particularly a kind of explosion-proof type semiautomatic control formula stop valve.
Chinese patent CN2110750U has announced a kind of combustible gas leakage stop valve, it both is connected into by manual diaphragm valve and solenoid valve can be manually and electronic combined operation, can not disturb mutually again, the composite structure of single action operation separately, this stop valve composite structure is simplified inadequately, and does not have a dead electricity automatic closing function.
The purpose of this utility model is the explosion-proof type semiautomatic control formula stop valve that a kind of simple in structure, low in energy consumption, dead electricity automatic closing is provided in order to solve the deficiency that above-mentioned technology exists.
In order to achieve the above object, the designed explosion-proof type semiautomatic control formula stop valve of the utility model mainly comprises shell, control mechanism, actuator and valve body, it is characterized in that described control mechanism is made up of magnetic clutch and manual control assembly, magnetic clutch is located between manual control assembly and the actuator, and actuator links to each other with valve body; Magnetic clutch mainly comprises control circuit, electromagnetism control and control lever, and the electromagnetic locking pull bar in the electromagnetism control is fixed with an end of control lever, and the control lever is provided with the coupling wheel that can be of coupled connections with actuator and manual control assembly; Described actuator mainly comprises screw-casing, lifting arm assembly, jam pot cover and corrugated rubber sleeve pipe, screw-casing is provided with the gear that can be coupled with coupling wheel, the lifting arm assembly is connected in spiral chute on the screw-casing by the bearing on the axis of guide and the axis of guide termination, jam pot cover is located at following lifting arm one end on the lifting arm assembly, is outside equipped with the corrugated rubber sleeve pipe at following lifting arm.
In addition, in order in time to understand the keying state of jam pot cover, on the axis of guide, also be provided with the guide plate that to indicate the jam pot cover lifting position; Control circuit comprises microprocessor and switch valve control unit, the output terminal of switch valve control unit links to each other with the coil two ends in the electromagnetism control, and the coil two ends in the electromagnetism control also are parallel with explosion-proof parts that are made of the afterflow Zener diode of two groups of butt joints.
Resulting thus explosion-proof type semiautomatic control formula stop valve, simple in structure, opening under the valve conditioned signal, manually automatic closing closing under the valve conditioned signal, is realized in operating valve envelope position, and having the safety anti-explosive structure, it has crucial meaning to the safe handling of inflammable gas.
Fig. 1 is a composition structural representation of the present utility model;
Fig. 2 is a solenoid valve clutch configuration schematic representation;
Fig. 3 is a manual control modular construction schematic representation;
Fig. 4 is actuator's schematic representation;
Fig. 5 is the control circuit schematic diagram.
To be further described the utility model in conjunction with the accompanying drawings by embodiment below:
Embodiment:
As shown in Figure 1, the explosion-proof type semiautomatic control formula stop valve that present embodiment is described, it comprises shell 1, control mechanism 2, actuator 3 and valve body 4, as shown in Figure 2, described control mechanism 2 is made up of magnetic clutch 5 and manual control assembly 6, magnetic clutch is located between manual control assembly 6 and the actuator 3, and actuator 3 links to each other with valve body 4; As shown in Figure 3, described magnetic clutch 5 mainly comprises control circuit 7, electromagnetism control 8 and control lever 9, electromagnetic locking pull bar 10 in the electromagnetism control 8 is fixed with an end of control lever 9, and control lever 9 is provided with the coupling wheel 11 that is of coupled connections with actuator 3 and manual control assembly 6; As shown in Figure 4, actuator 3 mainly comprises screw-casing 12, lifting arm assembly 13, jam pot cover 14 and corrugated rubber sleeve pipe 15, screw-casing 12 is provided with the gear 16 that can be of coupled connections with coupling wheel 11, lifting arm assembly 13 is connected on the spiral chute 19 by the bearing 18 on the axis of guide 17 and the axis of guide 17 terminations, jam pot cover 14 is located at following lifting arm 20 1 ends on the lifting arm assembly 13, is outside equipped with corrugated rubber sleeve pipe 15 at following lifting arm 20; Also be provided with the guide plate 21 that to indicate jam pot cover 14 lifting positions on the described axis of guide 17; As shown in Figure 5, described control circuit 7 comprises microprocessor 22 and switch valve control unit 23, the output terminal 24 of switch valve control unit 23 links to each other with coil 25 two ends in the electromagnetism control 8, also is parallel with explosion-proof parts that are made of the afterflow Zener diode 26 of two groups of butt joints at coil 25 two ends.After in microprocessor 22, inserting different software, can adapt to different purposes, when microprocessor 22 detects out the valve condition, S1 provides one and opens the valve pulse, T1, T3 conducting, power supply+E or capacitor C 1 discharge, 8 couplings of electromagnetism control, can drive valve with manual turn handle 27, when microprocessor 22 detected pass valve condition, S2 provided a pass valve pulse, T2, T4 conducting, power supply+E or capacitor C 2 discharges, electromagnetism control 8 is opened, and valve promptly cuts out automatically.
The explosion-proof type semiautomatic control formula stop valve that obtains thus, when driving valve, control circuit 7 provides out the valve pulse, electromagnetism control 8 is inhaled moving electromagnetic locking pull bar 10, electromagnetic locking pull bar 10 pulling control levers 9, make coupling wheel 11 and 16 engagements of the gear on the screw-casing 12 on the control lever 9, at this moment, the handle 27 on the turn manual control assembly 6 rotates the bevel gear set 28 on the manual control assembly 6, and drive coupling wheel 11 and screw-casing 12 rotations, screw-casing 12 rotates simultaneously, holds up the axis of guide 17 and lifting arm assembly 13 and is raised together with jam pot cover 14, rises to predetermined altitude, handle 27 rotations are motionless, finish out the valve operation; When closing valve, control circuit 7 provides and closes the valve pulse, electromagnetism control 8 discharges electromagnetic locking pull bar 10, electromagnetic locking pull bar 10 promotes control lever 9, and coupling wheel 11 and the gear on the screw-casing 12 16 on the control lever 9 are broken away from, and lifting arm assembly 13 borrows the elastic force of built-in Returnning spring 29 to fall, driving the axis of guide 17 simultaneously forces screw-casing 12 to reset, jam pot cover 14 falls, and throttle down is finished and closed the valve operation.
Claims (9)
1, a kind of explosion-proof type semiautomatic control formula stop valve, it comprises shell (1), control mechanism (2), actuator (3) and valve body (4), it is characterized in that described control mechanism (2) is made up of magnetic clutch (5) and manual control assembly (6), magnetic clutch (5) is located between manual control assembly (6) and the actuator (3), and actuator (3) links to each other with valve body (4).
2, explosion-proof type semiautomatic control formula stop valve according to claim 1, it is characterized in that described magnetic clutch (5) mainly comprises control circuit (7), electromagnetism control (8) and control lever (9), electromagnetic locking pull bar (10) in the electromagnetism control (8) is fixed with an end of control lever (9), and control lever (9) is provided with the coupling wheel (11) that is of coupled connections with actuator (3) and manual control assembly (6).
3, explosion-proof type semiautomatic control formula stop valve according to claim 1 and 2, it is characterized in that described actuator (3) mainly comprises screw-casing (12), lifting arm assembly (13), jam pot cover (14) and corrugated rubber sleeve pipe (15), screw-casing (12) is provided with the gear (16) that can be of coupled connections with coupling wheel, the lifting arm assembly is connected on the spiral chute (19) by the bearing (18) on the axis of guide (17) and the axis of guide (17) termination, jam pot cover (14) is located at following lifting arm (20) one ends on the lifting arm assembly (13), is outside equipped with corrugated rubber sleeve pipe (15) at following lifting arm (20).
4, explosion-proof type semiautomatic control formula stop valve according to claim 1 and 2 is characterized in that also being provided with on the described axis of guide (17) guide plate (21) that can indicate jam pot cover (14) lifting position.
5, explosion-proof type semiautomatic control formula stop valve according to claim 3 is characterized in that also being provided with on the described axis of guide (17) guide plate (21) that can indicate jam pot cover (14) lifting position.
6, explosion-proof type semiautomatic control formula stop valve according to claim 1 and 2, it is characterized in that described control circuit (7) comprises microprocessor (22) and switch valve control unit (23), the output terminal (24) of switch valve control unit (23) links to each other with coil (25) two ends in the electromagnetism control (8), also is parallel with explosion-proof parts that are made of the afterflow Zener diode (26) of two groups of butt joints at coil (25) two ends.
7, explosion-proof type semiautomatic control formula stop valve according to claim 3, it is characterized in that described control circuit (7) comprises microprocessor (22) and switch valve control unit (23), the output terminal (24) of switch valve control unit (23) links to each other with coil (25) two ends in the electromagnetism control (8), also is parallel with explosion-proof parts that are made of the afterflow Zener diode (26) of two groups of butt joints at coil (25) two ends.
8, explosion-proof type semiautomatic control formula stop valve according to claim 4, it is characterized in that described control circuit (7) comprises microprocessor (22) and switch valve control unit (23), the output terminal (24) of switch valve control unit (23) links to each other with coil (25) two ends in the electromagnetism control (8), also is parallel with explosion-proof parts that are made of the afterflow Zener diode (26) of two groups of butt joints at coil (25) two ends.
9, explosion-proof type semiautomatic control formula stop valve according to claim 5, it is characterized in that described control circuit (7) comprises microprocessor (22) and switch valve control unit (23), the output terminal (24) of switch valve control unit (23) links to each other with coil (25) two ends in the electromagnetism control (8), also is parallel with explosion-proof parts that are made of the afterflow Zener diode (26) of two groups of butt joints at coil (25) two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00208573 CN2419427Y (en) | 2000-04-21 | 2000-04-21 | Explosionproof semi-automatic controlled stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00208573 CN2419427Y (en) | 2000-04-21 | 2000-04-21 | Explosionproof semi-automatic controlled stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2419427Y true CN2419427Y (en) | 2001-02-14 |
Family
ID=33575911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00208573 Expired - Fee Related CN2419427Y (en) | 2000-04-21 | 2000-04-21 | Explosionproof semi-automatic controlled stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2419427Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104061359A (en) * | 2014-06-04 | 2014-09-24 | 北京神州广安科技股份有限公司 | Explosion-proof high-speed pin releasing actuating mechanism |
| CN108591577A (en) * | 2018-06-11 | 2018-09-28 | 天津隆志阀门有限公司 | A kind of no adjusting screw valve actuator |
-
2000
- 2000-04-21 CN CN 00208573 patent/CN2419427Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104061359A (en) * | 2014-06-04 | 2014-09-24 | 北京神州广安科技股份有限公司 | Explosion-proof high-speed pin releasing actuating mechanism |
| CN108591577A (en) * | 2018-06-11 | 2018-09-28 | 天津隆志阀门有限公司 | A kind of no adjusting screw valve actuator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |