CN206503957U - From power-assisted fuel gas ball valve - Google Patents
From power-assisted fuel gas ball valve Download PDFInfo
- Publication number
- CN206503957U CN206503957U CN201621490062.6U CN201621490062U CN206503957U CN 206503957 U CN206503957 U CN 206503957U CN 201621490062 U CN201621490062 U CN 201621490062U CN 206503957 U CN206503957 U CN 206503957U
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- CN
- China
- Prior art keywords
- valve
- runner
- upper boom
- piston
- lower beam
- 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.)
- Expired - Fee Related
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- Mechanically-Actuated Valves (AREA)
Abstract
The utility model provides one kind from power-assisted fuel gas ball valve, should include valve body, spherical valve core, valve rod, runner, trigger mechanism, servomechanism and idle stroke mechanism from power-assisted fuel gas ball valve.The utility model is by setting trigger mechanism and servomechanism, in the case where air-proof condition is constant so that runner can easily drive valve core rotation.More important point of the present utility model is：Make switching of the switching prior to valve element state of cylindrical spool position, so that the rotation of runner is more smooth.
Description
Technical field
The utility model is related to burnt gas valve technical field, more particularly to a kind of from power-assisted fuel gas ball valve.
Background technology
Burnt gas valve is the device or equipment for turning on and separating blast tube, to prevent high-pressure gas from passing through gas valve
Revealed during door, generally, either rotating ball valve or guiding valve, its valve element coordinate closely, so as to effectively prevent valve with valve pocket
The leakage of door, but but there is problems with：1st, because valve element and valve pocket coordinate close, rotating（Rotating ball valve）With pull（It is sliding
Valve）, it is necessary to use very great strength during valve element.
2nd, high-pressure gas has very big thrust to valve element, also rotating（Rotating ball valve）With pull（Guiding valve）During valve element,
Need with very great strength.
Based on above mentioned problem, it is necessary to provide a kind of burnt gas valve for being capable of ease rotation or mobile valve element.
Utility model content
To solve above mentioned problem of the prior art, the utility model embodiment, which provides one kind, can easily move valve element
From power-assisted fuel gas ball valve.
In order to solve the above problems, the utility model embodiment provides following technical scheme.
One kind from power-assisted fuel gas ball valve, including：Valve body, it has air inlet and gas outlet；The valve body offers spherical
Valve pocket.
Spherical valve core, it is arranged on the globe valve intracavitary, and offers air guide channel, and the spherical valve core is by rotating
With the air guide channel is connected the first state of the air inlet and the gas outlet and make the air inlet with it is described
The second state that gas outlet disconnects.
Valve rod, it is connected with the spherical valve core and stretches out the valve body.
Runner, it is connected with the free end of the valve rod；Wherein：Trigger mechanism, booster engine are additionally provided with the valve body
Structure and idle stroke mechanism.
Column valve pocket that the trigger mechanism includes being formed in the valve body, it is arranged on the column of the cylindrical valve intracavitary
Valve element.
The servomechanism includes the plunger shaft formed in the valve body, the piston being arranged in the plunger shaft；Its
In：It is further opened with respectively leading to the air inlet and the first flow and second flow channel of the plunger shaft in the valve body.
The cylindrical spool has the first position for making the first flow be turned on the second flow channel and made described
The second place that first flow and the second flow channel disconnect.
The valve rod includes the upper boom being connected with the runner being mutually butted and the lower beam being connected with the valve element, institute
Stating idle stroke mechanism includes being arranged on the top rotary table of the butt end of the upper boom and is arranged on lower turn of the butt end of the lower beam
It is provided with disk, the top rotary table on stop block, the lower rotary table and is provided with lower stop block, the top rotary table and described lower turn
Disk is docked, so that after the upper boom turns an angle idle stroke, the upper stop block pushes against the lower stop block so that institute
State lower beam rotation.
Wherein：Drive the upper boom to turn an angle idle stroke to drive the cylindrical spool from second in the runner
Position is switched to behind first position, and the runner continues to drive the upper boom to drive by the cooperation of upper stop block and lower stop block
The lower beam is so that the valve element is switched to first state from the second state.
Preferably, being additionally provided with to be provided with the push rod for stretching to the upper boom, the upper boom on the cylindrical spool is used for
The cam abutted with the push rod, the cylindrical valve intracavitary is additionally provided with for pushing against the cylindrical spool towards the upper boom direction
The first spring；Coordinated by cam and the push rod, make the cylindrical spool in the first position and the second place
Between switch.
Preferably, the piston rod for stretching to the lower beam is additionally provided with the piston, the free end of the piston rod is set
Have be provided with rack, the lower beam with the rack meshed gears, be additionally provided with the plunger shaft for towards away from institute
The second spring that lower beam direction pushes against the piston is stated, when the first flow is connected with the second flow channel, the air inlet
The high-pressure gas of mouth enters the plunger shaft to push against the piston, with described by the rack and gear engagement driving
Lower beam drives the valve core rotation.
Compared with prior art, the beneficial effect that the utility model embodiment possesses is：The utility model is by setting
Trigger mechanism and servomechanism, in the case where air-proof condition is constant so that runner can easily drive valve core rotation.This practicality
New more important point is：Make switching of the switching prior to valve element state of cylindrical spool position, so that the rotation of runner
It is more smooth.
Brief description of the drawings
View when Fig. 1 is in first state for the valve element from power-assisted fuel gas ball valve that the utility model is provided.
View when Fig. 2 is in the second state for the valve element from power-assisted fuel gas ball valve that the utility model is provided.
Fig. 3 is in structure during idle stroke state for the idle stroke mechanism from power-assisted fuel gas ball valve that the utility model is provided
Schematic diagram.
Fig. 4 is in upper scotch and lower scotch for the idle stroke mechanism from power-assisted fuel gas ball valve that the utility model is provided
The structural representation during state that leans.
In figure：1- valve bodies；2- air inlets；3- gas outlets；4- valve elements；5- air guide channels；6- valve rods；7- runners；8- columns
Valve pocket；9- cylindrical spools；The springs of 10- first；11- push rods；12- cams；13- first flows；14- second flow channels；15- pistons
Chamber；16- pistons；17- second springs；18- piston rods；19- racks；20- gears；21- top rotary tables；22- lower rotary tables；23- upper booms；
24- lower beams；The upper scotch of 25-；Scotch under 26-.
Embodiment
It is below in conjunction with the accompanying drawings and specific real to make those skilled in the art be better understood from the technical solution of the utility model
Mode is applied to elaborate to the utility model.
As shown in Figures 1 to 4, one embodiment of the present utility model discloses one kind from power-assisted fuel gas ball valve, should be from power-assisted
Fuel gas ball valve includes valve body 1, spherical valve core 4, valve rod 6, runner 7, trigger mechanism, servomechanism and idle stroke mechanism.Valve body 1
With air inlet 2 and gas outlet 3；Valve body 1 offers spherical valve pocket；Spherical valve core 4 is arranged on globe valve intracavitary, and offers and lead
Gas passage 5, spherical valve core 4 is by rotating with the first state for making the connection air inlet 2 of air guide channel 5 and gas outlet 3 and making
The second state that air inlet 2 disconnects with gas outlet 3；Valve rod 6 is connected with spherical valve core 4 and stretches out valve body 1；Runner 7 and valve rod 6
Free end is connected；Trigger mechanism includes the column valve pocket 8 formed in valve body 1, the cylindrical spool 9 being arranged in column valve pocket 8；
Servomechanism includes the chamber 15 of piston 16 formed in valve body 1, the piston 16 being arranged in the chamber 15 of piston 16；Wherein：In valve body 1
It is further opened with respectively leading to the first flow 13 and second flow channel 14 of air inlet 2 and the chamber 15 of piston 16；Cylindrical spool 9, which has, makes the
First position and make the second place of first flow 13 and the disconnection of second flow channel 14 that one runner 13 is turned on second flow channel 14；
Valve rod 6 includes the upper boom 23 being connected with runner 7 being mutually butted and the lower beam 24 being connected with valve element 4, and idle stroke mechanism includes
Set on the top rotary table 21 for being arranged on the butt end of upper boom 23 and the lower rotary table 22 for the butt end for being arranged on lower beam 24, top rotary table 21
Have and lower stop block is provided with upper stop block, lower rotary table 22, top rotary table 21 and lower rotary table 22 are docked, so as to rotate one in upper boom 23
Determine after angle idle stroke, the upper lower stop block of stop block pushing and pressing is so that lower beam 24 is rotated；Certain angle is rotated in the driving upper boom 23 of runner 7
Idle stroke is spent to drive cylindrical spool 9 to be switched to from the second place behind first position, and runner 7 continues to drive upper boom 23 by upper to stop
The cooperation of block and lower stop block drives lower beam 24 so that valve element 4 is switched to first state from the second state.On cylindrical spool 9 also
It is provided with the cam 12 being provided with the push rod 11 for stretching to upper boom 23, upper boom 23 for being abutted with push rod 11, column valve pocket 8 also
It is provided with the first spring 10 for pushing against cylindrical spool 9 towards the direction of upper boom 23；Coordinated by cam 12 with push rod 11, make column
Valve element 9 switches between the first position and the second position.The piston rod 18 for stretching to lower beam 24, piston rod are additionally provided with piston 16
18 free end be provided with rack 19, lower beam 24 be provided with the meshed gears 20 of rack 19, be additionally provided with plunger shaft 15
Second spring 17 for pushing against piston 16 towards the remote direction of valve rod 6, when first flow 13 is connected with second flow channel 14, air inlet
The high-pressure gas of mouth 2 enters the chamber 15 of piston 16 to push against piston 16, to pass through rack 19 and the engagement driving band of lower beam 24 of gear 20
Movable valve plug 4 is rotated.
Understood according to above-mentioned, when runner 7 drives upper boom 23 to rotate, due to being provided with idle stroke mechanism, upper boom 23 can
Rotated relative to lower beam 24, upper boom 23 is by the cooperation of the cam 12 in trigger mechanism and push rod 11, and pushing against push rod 11 makes push rod 11
Cylindrical spool 9 is driven to be switched to first position from the second place, so that first flow 13 and second flow channel 14 are turned on, valve body 1
The high-pressure gas of air inlet 2 entered by first flow 13 and second flow channel 14 in the chamber 15 of piston 16, high-pressure gas is towards lower beam
24 direction pushing and pressing piston 16, piston 16 drives piston rod 18 and rack 19 to move, and rack 19 engages necessarily to turn round with gear 20
Square drive gear 20 is rotated, after runner 7 drives the driving cylindrical spool 9 of upper boom 23 to be switched to first position, the upper He of scotch 25
Lower scotch 26 offsets just, so that runner 7 drives lower beam 24 to rotate by upper boom 23, valve element 4 is switched from the second state
To first state, it is switched in valve element 4 from the second state during first state, piston rod 18 is matched somebody with somebody rack 19 and gear 20
All the time valve rod 6 is pushed against under conjunction on the direction that valve rod 6 is rotated, so that the rotation for valve rod 6 provides power-assisted（Moment of torsion in other words）, from
And enable the ease rotation of runner 7.
The utility model is by setting trigger mechanism and servomechanism, in the case where air-proof condition is constant so that runner 7
Easily band movable valve plug 4 it can rotate.More important point of the present utility model is：Make the switching of the position of cylindrical spool 9 prior to valve
The switching of the state of core 4, so that the rotation of runner 7 is more smooth.
Above example is only exemplary embodiment of the present utility model, is not used in limitation the utility model, and this practicality is new
The protection domain of type is defined by the claims.Those skilled in the art can be in essence of the present utility model and protection domain
It is interior, various modifications or equivalent substitution are made to the utility model, this modification or equivalent substitution also should be regarded as new in this practicality
In the protection domain of type.
Claims (3)
1. it is a kind of from power-assisted fuel gas ball valve, it is characterised in that including：
Valve body, it has air inlet and gas outlet；The valve body offers spherical valve pocket；
Spherical valve core, it is arranged on the globe valve intracavitary, and offers air guide channel, and the spherical valve core has by rotating
The air guide channel is set to connect the first state of the air inlet and the gas outlet and make the air inlet and the outlet
The second state that mouth disconnects；
Valve rod, it is connected with the spherical valve core and stretches out the valve body；
Runner, it is connected with the free end of the valve rod；Wherein：
Trigger mechanism, servomechanism and idle stroke mechanism are additionally provided with the valve body；
Column valve pocket that the trigger mechanism includes being formed in the valve body, it is arranged on the cylindrical valve of the cylindrical valve intracavitary
Core；
The servomechanism includes the plunger shaft formed in the valve body, the piston being arranged in the plunger shaft；Wherein：
It is further opened with respectively leading to the air inlet and the first flow and second flow channel of the plunger shaft in the valve body；
The cylindrical spool has the first position for turning on the first flow and the second flow channel and makes described first
The second place that runner and the second flow channel disconnect；
The valve rod includes the upper boom being connected with the runner being mutually butted and the lower beam being connected with the valve element, the sky
Strok mechanism includes being arranged on the top rotary table of the butt end of the upper boom and is arranged on the lower rotary table of the butt end of the lower beam, institute
State and stop block is provided with top rotary table, lower stop block, the top rotary table and the lower rotary table pair are provided with the lower rotary table
Connect, so that after the upper boom turns an angle idle stroke, the upper stop block pushes against the lower stop block so that under described
Bar is rotated；
Wherein：
Drive the upper boom to turn an angle idle stroke to drive the cylindrical spool from the second place to switch in the runner
To first position, the runner continues to drive the upper boom to drive the lower beam by the cooperation of upper stop block and lower stop block
So that the valve element is switched to first state from the second state.
2. it is according to claim 1 from power-assisted fuel gas ball valve, it is characterised in that to be additionally provided with and stretch on the cylindrical spool
The cam for being abutted with the push rod is provided with the push rod of the upper boom, the upper boom, the cylindrical valve intracavitary is also set up
There is the first spring for pushing against the cylindrical spool towards the upper boom direction；Coordinated by cam and the push rod, made described
Cylindrical spool switches between the first position and the second place.
3. it is according to claim 2 from power-assisted fuel gas ball valve, it is characterised in that to be additionally provided with the piston described in stretching to
The piston rod of lower beam, the free end of the piston rod, which is provided with rack, the lower beam, is provided with the tooth engaged with the rack
Wheel, is additionally provided with the plunger shaft for towards the second spring that the piston is pushed against away from the lower beam direction, when described the
When one runner is connected with the second flow channel, the high-pressure gas of the air inlet enters the plunger shaft to push against the piston,
To drive the lower beam to drive the valve core rotation by the rack and gear engagement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621490062.6U CN206503957U (en) | 2016-12-30 | 2016-12-30 | From power-assisted fuel gas ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621490062.6U CN206503957U (en) | 2016-12-30 | 2016-12-30 | From power-assisted fuel gas ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206503957U true CN206503957U (en) | 2017-09-19 |
Family
ID=59838866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621490062.6U Expired - Fee Related CN206503957U (en) | 2016-12-30 | 2016-12-30 | From power-assisted fuel gas ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206503957U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109027278A (en) * | 2018-09-10 | 2018-12-18 | 铜陵爱阀科技有限公司 | A kind of pressure self-control type gate valve |
| CN109667978A (en) * | 2018-12-24 | 2019-04-23 | 浙江敦豪斯五金工业有限公司 | A kind of actuator of mixed type rotary motion valve door switch |
-
2016
- 2016-12-30 CN CN201621490062.6U patent/CN206503957U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109027278A (en) * | 2018-09-10 | 2018-12-18 | 铜陵爱阀科技有限公司 | A kind of pressure self-control type gate valve |
| CN109027278B (en) * | 2018-09-10 | 2019-11-22 | 铜陵爱阀科技有限公司 | A kind of pressure self-control type gate valve |
| CN109667978A (en) * | 2018-12-24 | 2019-04-23 | 浙江敦豪斯五金工业有限公司 | A kind of actuator of mixed type rotary motion valve door switch |
| CN109667978B (en) * | 2018-12-24 | 2020-04-24 | 浙江敦豪斯五金工业有限公司 | Actuator of mixed type angular travel valve switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170919 Termination date: 20171230 |