CN208919398U - A kind of inner and outer ring synchronizes the fuel gas plug valve of outlet - Google Patents
A kind of inner and outer ring synchronizes the fuel gas plug valve of outlet Download PDFInfo
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- CN208919398U CN208919398U CN201821218145.9U CN201821218145U CN208919398U CN 208919398 U CN208919398 U CN 208919398U CN 201821218145 U CN201821218145 U CN 201821218145U CN 208919398 U CN208919398 U CN 208919398U
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- outer ring
- valve
- venthole
- inner ring
- spool
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Abstract
The utility model discloses a kind of fuel gas plug valves of the synchronous outlet of inner and outer ring, including valve body and spool, air inlet is provided on the valve body, outer ring venthole and inner ring venthole, the air inlet, inner ring venthole and outer ring venthole cross with spool bore, air inlet is formed in spool bore side wall respectively, inner ring gas outlet and outer ring gas outlet, the periphery of the spool is equipped with outer ring gas booking groove corresponding with outer ring gas outlet and inner ring gas outlet and inner ring gas booking groove respectively, the outer ring gas booking groove and inner ring gas booking groove along valve element circle circumferentially, and it is provided with connectivity slot between the two.When the utility model plug valve is opened, air inlet is directed at outer ring gas booking groove, inner ring gas booking groove or connectivity slot, because outer ring gas booking groove is connected to inner ring gas booking groove by connectivity slot, enables outer ring venthole and inner ring venthole while outlet.
Description
Technical field
The utility model relates to a kind of fuel gas plug valve more particularly to a kind of fuel gas plug valves of the synchronous outlet of inner and outer ring.
Background technique
Plug valve is the key components and parts that gas cooker is used to adjust control air inflow, and primary structure includes valve body, valve
Core and valve rod are provided with air inlet, outer ring venthole and inner ring venthole on valve body, are provided with outer ring distribution on corresponding spool
Hole and inner ring air distribution hole, its working principle is that by valve rod drive spool rotated in valve body, change spool on air distribution hole and
The area of venthole alignment on valve body, and then adjust the air inflow by plug valve.
If CN2913764 discloses a kind of gas control valve of household gas range, inlet channel, outlet are provided in valve body
Channel and control chamber, inlet channel is closed at one end, and the other end is communicated with control chamber, and side wall is provided with air inlet, outlet passageway
Outside the pass-out valve body of one end, the side wall that the other end is opened on control chamber forms gas outlet, and spool is in closed at one end, open at one end
Empty rotary table, is placed in control chamber, and is fitted close with control chamber side wall, and the side wall of spool is circumferentially corresponding with gas outlet position
It is provided with regulating the qi flowing in the channels mouth, the closed end mating connection of stepper motor and spool.The fuel gas plug valve is exactly to pass through regulating the qi flowing in the channels mouth and gas outlet
The area of alignment controls the size of gas output, and outer ring regulating the qi flowing in the channels mouth and inner ring regulating the qi flowing in the channels mouth are independent from each other, and inner ring regulating the qi flowing in the channels mouth
The angle for being directed at outlet passageway is less than the angle of outer ring regulating the qi flowing in the channels mouth alignment outlet passageway, therefore when igniting, inner ring is relative to outer ring
Outlet earlier.
Utility model content
The utility model provides a kind of fuel gas plug valve of inner and outer ring synchronization outlet, when solving the igniting of traditional plug valve
Can not simultaneously outlet the problem of.
A kind of fuel gas plug valve of the synchronous outlet of inner and outer ring, including valve body and spool, be provided on the valve body air inlet,
Outer ring venthole and inner ring venthole, in valve inner is equipped with the spool bore that matches with spool and is connected to spool bore bottom
The cavity of shift fork is set, the air inlet, inner ring venthole and outer ring venthole and spool bore cross, respectively in spool bore side wall shape
At air inlet, inner ring venthole and outer ring gas outlet, the periphery of the spool be equipped with respectively with outer ring gas outlet and inner ring
The corresponding outer ring gas booking groove in gas outlet and inner ring gas booking groove, the outer ring gas booking groove and inner ring gas booking groove are along valve element circle circumferential direction cloth
Set, and be provided with connectivity slot between the two, when plug valve is opened, air inlet alignment outer ring gas booking groove, inner ring gas booking groove or
Connectivity slot, the outer ring gas outlet and inner ring gas outlet are respectively aligned to outer ring gas booking groove and inner ring gas booking groove.
Preferably, it is provided with the fiery venthole of guarantor on the valve body, protects fiery venthole and crosses with spool bore, in spool bore side wall
It is formed and protects fire gas outlet, the valve core inside setting is connected to the centre bore of the cavity and through spool side wall and the fiery outlet of guarantor
Guarantor's fire air distribution hole that mouth is correspondingly arranged, the valve inner have the fabrication hole of connection air inlet and the cavity.By in valve
Fiery venthole is protected in internal portion, and when valve core rotation certain angle, protecting fiery air distribution hole can be aligned with fiery venthole is protected, and realizes that protecting fire goes out
Gas.
It is furthermore preferred that the fiery venthole of the guarantor and air inlet position be in valve body sustained height, in cock valve closing state, air inlet
Hole is to certainly fiery air distribution hole.
Preferably, the electromagnetism valve opening for being connected to the cavity is provided on the valve body.Electromagnetism valve opening is internally provided with electromagnetism
Valve, solenoid valve electrical connection provide the thermocouple of misfire detection, control closing or opening for entire inlet channel, realize blowout protection
Function.
Preferably, when plug valve is opened, the air inlet is directed at the outer ring gas booking groove.
Preferably, the body base is provided with the cover board of closing spool bore, and the cavity setting is in cover board with respect to valve body
Side.Cover board and valve seal cooperate, and process chamber is relatively easily produced on valve body, the shift fork being also convenient for inside assembly.
When the utility model plug valve is opened, air inlet is directed at outer ring gas booking groove, inner ring gas booking groove or connectivity slot, because of outer ring
Gas booking groove is connected to inner ring gas booking groove by connectivity slot, enables outer ring venthole and inner ring venthole outlet simultaneously, in addition
Air inflow can be adjusted by the alignment area of air inlet and slot, realize that inner and outer ring is adjusted in synchronism.
Detailed description of the invention
Fig. 1 is the sectional view of the utility model plug valve.
Fig. 2 is the top view of the utility model plug valve.
Fig. 3 is the sectional view in the direction plug valve A-A shown in Fig. 2.
Fig. 4 is the sectional view in the direction plug valve B-B shown in Fig. 2.
Fig. 5 is the structural schematic diagram of the utility model spool.
Fig. 6 is the sectional view of the utility model spool.
Distribution figure when Fig. 7 is 0 ° of the utility model plug valve valve core rotation, (a) are outer ring, (b) are inner ring.
Distribution figure when Fig. 8 is 28 ° of the utility model plug valve valve core rotation, (a) are outer ring, (b) are inner ring.
Specific embodiment
As shown in Figure 1, a kind of fuel gas plug valve, including valve body 1 and spool 2, valve body 1 is internally provided with air inlet 11, outer
The opening of ring venthole 12, inner ring venthole 13, air inlet 11 and venthole is set to the two sides of valve body 1, is installed to gas cooker
When upper, the outlet side of outer ring venthole 12 and inner ring venthole 13 is separately connected the outer burning ring and interior pyrosphere of burner.Inside valve body 1
It is additionally provided with the spool bore cooperated with spool 2, the lower section of valve body 1 is provided with the cover board 15 of closing spool bore bottom, and direction
The side of valve body 1 has the cavity 16 of connection spool bore, is equipped with shift fork 3 in cavity 16.
Air inlet 11, outer ring venthole 12, inner ring venthole 13 cross with spool bore, respectively the shape on the side wall of spool bore
At air inlet, outer ring gas outlet, inner ring gas outlet.As it can be seen in figures 5 and 6, being provided with outer ring gas booking groove 21 on spool 2, inner ring is matched
Air drain 22 and positioned at connectivity slot 23 between the two, outer ring gas booking groove 21 and inner ring gas booking groove 22 are set to the side wall of spool 2, and edge
Spool 2 circumference to setting, connectivity slot 23 is arranged along the axial direction of spool 2, connects outer ring gas booking groove 21 and inner ring gas booking groove
22 two ends.Certain connectivity slot 23 is also possible to other shapes, such as intermediate with the part circumferentially arranged, with original
There is axially disposed partial intersection to constitute cross.
As illustrated in fig. 1 and 2, fiery function is protected in order to realize, is provided on valve body 1 and protects fiery venthole 14, on corresponding spool 2
It is provided with the fiery air distribution hole 25 of guarantor, fiery 25 inner end of air distribution hole is protected and is connected to the centre bore 24 of spool, the bottom of centre bore 24 and valve
Cavity 15 on body 1 is connected to.As shown in Figures 3 and 4, the air inlet section 19 of the enterprising stomata of valve body 1 is connected to electromagnetism valve opening 18, battery valve
Hole 18 is connected to cavity 15, and cavity 15 is connected to by fabrication hole 17 with air inlet 11.Solenoid valve, electromagnetism are set in battery valve opening 18
The air inlet of valve control inlet channel.
In the present embodiment, as shown in fig. 7, air inlet 11 is to certainly fiery air distribution hole 25, because of outer ring in cock valve closing state
Gas booking groove 21 and inner ring gas booking groove 22 are set on the periphery of spool 2, are not connected to centre bore 24, even if inner ring venthole 13 is right
Quasi- inner ring gas booking groove 22, outer ring venthole 12 and inner ring venthole 13 also hold one's breath.
When needing to open plug valve igniting, solenoid valve is opened by valve rod and shift fork 3, combustion gas enters cavity 15, technique
Hole 17, centre bore 24 and air inlet 11, then turn valve rod and spool 2.When 28 ° of 2 turn of spool, as shown in figure 8, air inlet
11 alignment outer ring gas booking grooves 21, outer ring gas booking groove 21 and inner ring gas booking groove 22 are respectively aligned to outer ring venthole 12 and inner ring venthole
13.Air inlet gas circuit at this time are as follows: air inlet section 19- electromagnetism valve opening 18- cavity 15- fabrication hole 17- air inlet 11- outer ring gas booking groove
21- outer ring venthole 12 and inner ring venthole 13, the synchronous outlet of inner ring and outer rings.
It is clear that air inlet 11 can also be directed at inner ring gas booking groove 22 or connectivity slot 23 at this time, equally may be implemented same
Gas is walked out of, when not excessive air inlet 11 is directed at connectivity slot 23, needs to set cross for connectivity slot 23, otherwise can not continue
Gas.
If continuing turn spool 2, fiery air distribution hole 25 is protected to certainly fiery venthole 14, air inlet gas circuit at this time is: air inlet
Interface 19- electromagnetism valve opening 18- cavity 15- centre bore 24- protects fire air distribution hole 25- and protects fiery venthole 14- inner ring venthole 13, realizes
Interior environmental protection fire.
Claims (6)
1. a kind of fuel gas plug valve of the synchronous outlet of inner and outer ring, including valve body and spool, air inlet, outer is provided on the valve body
Ring venthole and inner ring venthole, valve inner are equipped with the spool bore that matches with spool and built in being connected to spool bore bottom
The cavity of shift fork, the air inlet, inner ring venthole and outer ring venthole and spool bore cross, and are formed respectively in spool bore side wall
Air inlet, inner ring venthole and outer ring gas outlet, which is characterized in that the periphery of the spool be equipped with respectively with outer ring outlet
Mouth outer ring gas booking groove corresponding with inner ring gas outlet and inner ring gas booking groove, the outer ring gas booking groove and inner ring gas booking groove are along spool
Circle circumferentially, and is provided with connectivity slot between the two, and when plug valve is opened, the air inlet is directed at outer ring gas booking groove, inner ring
Gas booking groove or connectivity slot, the outer ring gas outlet and inner ring gas outlet are respectively aligned to outer ring gas booking groove and inner ring gas booking groove.
2. fuel gas plug valve as described in claim 1, which is characterized in that be provided with the fiery venthole of guarantor on the valve body, protect fire
Venthole crosses with spool bore, is formed in spool bore side wall and protects fiery gas outlet, and the valve core inside setting is connected to the cavity
Centre bore and through spool side wall and protect guarantor's fire air distribution hole that fiery gas outlet is correspondingly arranged, the valve inner have be connected into
The fabrication hole of stomata and the cavity.
3. fuel gas plug valve as claimed in claim 2, which is characterized in that the fiery venthole of the guarantor and air inlet position are same in valve body
One height, in cock valve closing state, air inlet is to certainly fiery air distribution hole.
4. fuel gas plug valve as described in claim 1, which is characterized in that be provided with the electricity for being connected to the cavity on the valve body
Magnet valve hole.
5. fuel gas plug valve as described in claim 1, which is characterized in that when plug valve is opened, described in the air inlet alignment
Outer ring gas booking groove.
6. fuel gas plug valve as described in claim 1, which is characterized in that the body base is provided with the lid of closing spool bore
Side of the cover board with respect to valve body is arranged in plate, the cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821218145.9U CN208919398U (en) | 2018-07-30 | 2018-07-30 | A kind of inner and outer ring synchronizes the fuel gas plug valve of outlet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821218145.9U CN208919398U (en) | 2018-07-30 | 2018-07-30 | A kind of inner and outer ring synchronizes the fuel gas plug valve of outlet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208919398U true CN208919398U (en) | 2019-05-31 |
Family
ID=66702304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821218145.9U Active CN208919398U (en) | 2018-07-30 | 2018-07-30 | A kind of inner and outer ring synchronizes the fuel gas plug valve of outlet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208919398U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114215814A (en) * | 2021-12-02 | 2022-03-22 | 珠海格力大金精密模具有限公司 | Mold changing switch and method for connecting mold changing switch and air cylinder |
-
2018
- 2018-07-30 CN CN201821218145.9U patent/CN208919398U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114215814A (en) * | 2021-12-02 | 2022-03-22 | 珠海格力大金精密模具有限公司 | Mold changing switch and method for connecting mold changing switch and air cylinder |
| CN114215814B (en) * | 2021-12-02 | 2023-12-05 | 珠海格力大金精密模具有限公司 | Die change switch and method for connecting die change switch with cylinder |
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