CN207261729U - A kind of plug valve - Google Patents
A kind of plug valve Download PDFInfo
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- CN207261729U CN207261729U CN201720247418.1U CN201720247418U CN207261729U CN 207261729 U CN207261729 U CN 207261729U CN 201720247418 U CN201720247418 U CN 201720247418U CN 207261729 U CN207261729 U CN 207261729U
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Abstract
The utility model discloses a kind of plug valve.The utility model on plunger valve body by adding air distribution cavity, gas distribution plate is set in air distribution cavity, gas distribution plate is equipped with venthole, the at least side along gas distribution plate rotation direction of venthole is equipped with the gas booking groove connected with venthole, gas booking groove extends along gas distribution plate rotation direction, gas booking groove can partly or entirely cover the air inlet for being arranged in air distribution cavity and being connected with source of the gas when being rotated with venthole with gas distribution plate, gas distribution plate connects spool and synchronous rotation by transmission device.Keep gas output consistent in certain corner by setting the shape of gas booking groove to realize, so that convenient for users to adjusting gas stove firepower size, slowly adjusted without to be stared at always as using conventional gas valve when adjusting firepower.
Description
Technical field
Gas valve field is the utility model is related to, more particularly to a kind of plug valve.
Background technology
Chinese dishes are in a great variety, world-famous.The requirement that Chinese are cooked to the duration and degree of heating is various, and cooking a course all can be in difference
When with different firepower.And conventional gas stove uses traditional plunger valve regulation firepower size, often knob has turned half
Its firepower does not have much changes yet, be rotated further and change a lot suddenly, it is necessary to firepower often only in the angle of very little
Scope interior energy reaches requirement.It will so be stared at always when adjusting firepower, use is very inconvenient.
The content of the invention
In order to overcome drawbacks described above and insufficient the utility model to provide following technical scheme：A kind of plug valve, including valve body,
The valve body is equipped with spool accommodating cavity, and spool is equipped with the spool accommodating cavity, and the two rotary seal connects, the spool
One end one valve rod is set, be additionally provided with gas outlet on the valve body, the gas outlet is connected with the spool accommodating cavity, the valve
Core is equipped with air channel, and with the Spool rotating, connected with the gas outlet of different sizes of the air channel can simultaneously be sealed completely
Close the gas outlet, it is characterised in that the valve body is equipped with air distribution cavity, and air inlet is equipped with the air distribution cavity and is connected with source of the gas
Logical, the air distribution cavity is also connected with the spool accommodating cavity, is equipped with gas distribution plate in the air distribution cavity, the gas distribution plate passes through transmission
Device can be rotated synchronously with the spool, and the gas distribution plate is connected with the air distribution cavity rotary seal, and the gas distribution plate is equipped with
Venthole, at least side along the gas distribution plate rotation direction of the venthole are equipped with the distribution connected with the venthole
Groove, the gas booking groove extend along the gas distribution plate rotation direction, and the gas booking groove is rotated with the venthole with the gas distribution plate
When can partly or entirely cover the air inlet, the gas booking groove and air distribution cavity inner plane composition gas distribution channels, the rotation
When plug valve is closed, the gas distribution plate closes the air inlet, and when the plug valve is opened, the air inlet is through the gas distribution channels
Connect with the venthole or directly connected with the venthole.
Preferably, the gas booking groove includes the groove section that some width do not wait, and the groove section is homogeneously intercommunicated.So may be used
Easily to realize the Discrete control of plug valve gas output.
Preferably, the distribution well width is gradually narrowed along the gas distribution plate rotation direction or gradually increase.So may be used
Easily to realize the continuous control of plug valve gas output.
Preferably, the both sides along the gas distribution plate rotation direction of the venthole are equipped with gas booking groove, the distribution
Groove extends along the gas distribution plate rotation direction, full the gas booking groove and the venthole when being rotated with the gas distribution plate can partly or
Portion covers the venthole.
Preferably, the gas distribution plate by the first distribution piece and the second distribution piece end face overlap it is overlapped form, and institute
State the first distribution piece and seal against each other fixation with the second distribution piece, the first distribution on piece is equipped with through hole I, the through hole I
It is made of ventilating part and distribution portion, the second distribution on piece overlaps phase equipped with through hole II, the through hole II with the ventilating part
Mutually perforation composition venthole, the distribution portion and the second distribution piece end face composition gas booking groove.On the one hand it can so pass through
The modes such as wire cutting, laser cutting obtain very thin distribution portion through hole, so as to realize the control to very little air-flow；The opposing party
Face can easily adjust gas booking groove sectional area size by adjusting the thickness of the first distribution piece, so that it is big easily to adjust flow
It is small.
Preferably, the ventilating part is fan annular through-hole, the distribution portion includes left distribution portion and right distribution portion, described
Left distribution portion is by interconnected fan annular through-hole first ' and fan annular through-hole second ' forms, and the right distribution portion is by interconnected
Fan annular through-hole the third ' and fan annular through-hole fourth ' composition, it is fan that the distribution portion, which respectively fans annular through-hole along the width of its radial direction,
Annular through-hole first '>Fan annular through-hole second '>Fan annular through-hole the third '>Fan annular through-hole fourth ', through hole II shapes, size and the position
Put identical with ventilating part.
Preferably, the gas distribution plate by the first distribution piece and the second distribution piece end face overlap it is overlapped form, and institute
To state the first distribution piece and seal against each other fixation with the second distribution piece, the first distribution on piece is equipped with through hole I ' and through hole I ' ',
The through hole I ' ' sets the left side with the through hole I ', and the through hole I ' and through hole I ' ' are formed by ventilating part and distribution portion,
The ventilating part of the through hole I ' includes left distribution portion and right distribution portion for the distribution portion of fan annular through-hole Z, the through hole I ', described
Right distribution portion is made of interconnected fan annular through-hole first and fan annular through-hole second, and the left distribution portion is by interconnected fan
Annular through-hole third and fan annular through-hole fourth composition, the ventilating part of the through hole I ' ' is fan annular through-hole Y, and the through hole I's ' ' matches somebody with somebody
Gas portion is arranged on the left side of the fan annular through-hole Y, and by interconnected fan annular through-hole penta and fan annular through-hole, oneself forms, group
Width into each its radial direction of fan annular through-hole in distribution portion is fan annular through-hole first>Fan annular through-hole second>Fan annular
Through hole third>Fan annular through-hole fourth>Fan annular through-hole penta>Fan annular through-hole oneself, on the left of the fan annular through-hole fourth radius with it is described
Fan central angle folded by radius on the right side of annular through-hole Y and be less than any two points and gas distribution plate pivot difference on the air inlet
The maximum angle of line, the second distribution on piece be equipped with the Z-shaped shape of the fan annular through-hole, size and location all same it is logical
Hole II ', the second distribution on piece are additionally provided with the through hole II ' ' with the fan annular through-hole Y shape shape, size and location all same.
Preferably, the plug valve further includes a protecgulum, the valve rod periphery is equipped with convex block, and the valve rod is from institute
State and passed through in the through hole X on protecgulum, the edge circle concentric with the through hole X is provided with some fixed on the inner face of the through hole X
Position groove, the outward-dipping setting in positioning groove two sides, when the plug valve is opened, the convex block top insertion is described fixed
In the groove of position, spring A is provided between the valve rod and the protecgulum.It can be absorbed in not with the rotation tabs of valve rod when so using
With positioning groove in, so as to fulfill positioning, allow a user to accurately know and have switched throughput gear.
Preferably, the center spool is equipped with thimble, the thimble is slidably and sealingly connected with the spool, the thimble
Spring B is equipped between the spool, the valve body rear portion is equipped with rear cover, is tightly connected between the rear cover and valve body, and the two
Between be provided with rotatable push rod, the air admission hole of connection source of the gas is additionally provided with the valve body, is provided with electromagnetism on the valve body
Valve accommodating cavity, the air admission hole connect the solenoid valve accommodating cavity, and the solenoid valve accommodating cavity is connected with air inlet, the electromagnetism
Solenoid valve is provided with valve accommodating cavity, the air admission hole can be opened or closed to the solenoid valve, and the solenoid valve upper end is equipped with heat
Galvanic couple, the valve body is anterior to be equipped with inner cover, and the inner cover is connected with the valve seal, and the spool front end interior is covered from described
Through hole U in be pierced by, the transmission device includes driving gear, driven gear and transmission shaft, and the driving gear is arranged on institute
State outside inner cover, be arranged and on the spool front end, and with the spool synchronous rotary, the driven gear, is arranged on institute
State outside inner cover, engaged with the driving gear, described transmission shaft one end connects the gas distribution plate, and the other end passes through the inner cover
It is connected with the driven gear, the protecgulum is arranged on the inner cover outer end face, covers the driving gear and driven gear,
During the plug valve opening and closing, the valve rod drives the valve core rotation.
Compared with prior art, the utility model has the advantages that：The utility model passes through in cock valve body
On add air distribution cavity, gas distribution plate is set in air distribution cavity, gas distribution plate is equipped with venthole, venthole along gas distribution plate rotation direction
At least side is equipped with the gas booking groove that connect with venthole, and gas booking groove extends along gas distribution plate rotation direction, gas booking groove and venthole with
Gas distribution plate can partly or entirely cover the air inlet for being arranged on and connecting in air distribution cavity and with source of the gas when rotating, gas distribution plate passes through transmission
Device connects spool and synchronous rotation.Gas output is kept by setting the shape of gas booking groove to realize in certain corner
Unanimously, so that convenient for users to adjusting gas stove firepower size, without as using conventional gas valve when adjusting firepower
To stare at and slowly adjust always.
Brief description of the drawings
Fig. 1 is the schematic diagram of the first embodiment of the utility model.
Fig. 2 is plug valve in the utility model the first embodiment along spool shaft section full sectional view.
Fig. 3 is plug valve in the utility model the first embodiment along distribution disk drive shaft shaft section full section
Figure.
Fig. 4 is that the plug valve in the utility model the first embodiment removes the schematic diagram after protecgulum.
Fig. 5 is the schematic diagram of the plug valve protecgulum in the utility model the first embodiment.
Fig. 6 is the schematic diagram of the plug valve valve rod in the utility model the first embodiment.
Fig. 7 is the front view of plug valve the first distribution piece in the utility model the first embodiment.
Fig. 8 is the front view of plug valve the second distribution piece in the utility model the first embodiment.
Respectively ventilate on spool when Fig. 9 is the plug valve different operating position in the utility model the first embodiment
Groove and each gas outlet relative position on valve body and gas distribution plate and air distribution cavity air inlet relative position schematic diagram.
Figure 10 is the schematic diagram of second of embodiment of the utility model.
Figure 11 is the front view of the first distribution of plug valve piece in second of embodiment of the utility model.
Figure 12 is the front view of the second distribution of plug valve piece in second of embodiment of the utility model.
Respectively ventilate on spool when Figure 13 is plug valve different operating position in second of embodiment of the utility model
Groove and each gas outlet relative position on valve body and gas distribution plate and air distribution cavity air inlet relative position schematic diagram.
Embodiment
Below in conjunction with the accompanying drawings, elaborate to specific embodiment of the present utility model.
Embodiment 1
A kind of plug valve shown in Fig. 1 to Fig. 9, including valve body 1, the valve body 1 are equipped with spool accommodating cavity, and the spool holds
Put intracavitary and be equipped with spool 7, and the two rotary seal connects, being additionally provided with three gas outlets on the valve body 1 is respectively communicated with the combustion
Outer shroud, middle ring and inner ring on gas kitchen burner, three gas outlet are connected with the spool accommodating cavity, and the spool 7 is equipped with
Three air channels, rotate with the spool 7, and connected with the gas outlet of different sizes of the air channel simultaneously can completely enclose institute
State gas outlet, 7 center of spool is equipped with thimble 8, and the thimble 8 is slidably and sealingly connected with the spool 7, the thimble 8 with
Spring B 8a is equipped between the spool 7,1 rear portion of valve body is equipped with rear cover 10, is tightly connected between the rear cover 10 and valve body 1,
And rotatable push rod 9 is provided therebetween, the thimble 8 can promote the push rod 9 to rotate, and be additionally provided with the valve body 1
The air admission hole 1c of source of the gas is connected, solenoid valve accommodating cavity 1b, the air admission hole 1c are provided with the valve body 1 and connects the solenoid valve
Solenoid valve 6 is provided with accommodating cavity 1b, the solenoid valve accommodating cavity 1b, the air admission hole can be opened or closed to the solenoid valve 6
1c, 6 upper end of solenoid valve are equipped with thermocouple, and the thermocouple is connected with the probe being arranged on burner, the jacking on push rod 9
Portion is inserted into solenoid valve accommodating cavity 1b, and as push rod 9 rotates, jacking portion can jack up or put down solenoid valve 6, states valve body 1 and is equipped with and matches somebody with somebody
Air inlet is equipped with air cavity 1a, the air distribution cavity 1a, air inlet is connected with solenoid valve accommodating cavity 1b, the air distribution cavity 1a also with institute
The connection of spool accommodating cavity is stated, is equipped with gas distribution plate in the air distribution cavity 1a, the gas distribution plate can be with the spool 7 by transmission device
Rotate synchronously, the gas distribution plate by the first distribution piece 1a1 and the second distribution piece 1a2 end faces overlap it is overlapped be bonded, and
The first distribution piece 1a1 is sealed against each other with the second distribution piece 1a2, the first distribution piece 1a1 be equipped with through hole I ' and
Through hole I ' ', the through hole I ' ' set the left side with the through hole I ', and the through hole I ' and through hole I ' ' are by ventilating part and distribution
Portion forms, and the ventilating part of the through hole I ' is the fan annular through-hole Z1a1a extended along gas distribution plate direction of rotation, the through hole I's '
Distribution portion includes left distribution portion and right distribution portion, and the right distribution portion is by the interconnected fan extended along gas distribution plate direction of rotation
Annular through-hole B-grade in the first class and fan annular through-hole second A composition, the left distribution portion is by being interconnected along the extension of gas distribution plate direction of rotation
The third C of annular through-hole and fan annular through-hole fourth D compositions are fanned, the ventilating part of the through hole I ' ' is along the extension of gas distribution plate direction of rotation
The distribution portion of fan annular through-hole Y1a1b, the through hole I ' ' are arranged on the left side of the fan annular through-hole Y1a1b, by being interconnected
Formed along penta E of fan annular through-hole and the own F of fan annular through-hole of gas distribution plate direction of rotation extension, each fan in composition distribution portion
The width of its radial direction of annular through-hole is fan annular through-hole B-grade in the first class>Fan annular through-hole second A>Fan the third C of annular through-hole>Fan annular is logical
Hole fourth D>Fan penta E of annular through-hole>Fan radius and the fan annular through-hole on the left of annular through-hole own F, the fan annular through-hole fourth D
Central angle folded by radius is less than any two points and gas distribution plate pivot difference line on the air inlet on the right side of Y1a1b
Maximum angle, the second distribution piece 1a2 are equipped with and the fan annular through-hole Z1a1a shapes, size and location all same
It is additionally provided with through hole II ' 1a2a, the second distribution piece 1a2 homogeneous with the fan annular through-hole Y1a1b shapes, size and location
Same through hole II ' ' 1a2b, with stop-leak compound rotary seal between the first distribution piece 1a1 and air distribution cavity, fan annular through-hole Z1a1a is with leading to
Hole II ' 1a2a, which are overlapped, is mutually communicated composition venthole, distribution portion and the second distribution piece 1a2 end faces composition gas booking groove, described
Gas booking groove can partly or entirely cover the air inlet, the gas booking groove and institute when being rotated with the venthole with the gas distribution plate
Air distribution cavity 1a inner planes composition gas distribution channels are stated, when the plug valve is closed, the gas distribution plate closes the air inlet, the rotation
When plug valve is opened, the air inlet is connected with the venthole through the gas distribution channels or directly connected with the venthole,
The valve body 1 is anterior to be equipped with inner cover 5, and the inner cover 5 is tightly connected with the valve body 1, and 7 front end of spool is from the inner cover 5
On through hole U in be pierced by, the transmission device includes driving gear 11, driven gear 12 and transmission shaft 13, the driving gear
11 are arranged on outside the inner cover 5, be arranged with 7 front end of spool, and with 7 synchronous rotary of spool, the driven tooth
Wheel 12, is arranged on outside the inner cover 5, is engaged with the driving gear 11, and described transmission shaft one end connects the gas distribution plate,
The other end is connected through the inner cover 5 with the driven gear 12, and spring C13c is set on roof axis in air distribution cavity
On shaft part, and by the gas distribution plate top pressure on the bottom surface in air distribution cavity, the protecgulum 2 is arranged on the inner cover outer end face,
Cover the driving gear 11 and driven gear 12, protecgulum 2 is equipped with a through hole X2a, on the inner face of the through hole X2a along with
Circle concentric the through hole X2a is provided with some positioning groove 2b, the outward-dipping setting in positioning groove 2b two sides, valve rod
4 pass through from the through hole X2a, and 4 lower face of valve rod is equipped with hole S4a, and 4 lower circumferential face of valve rod is equipped with convex block 4b,
Valve rod 4 is equipped with the thinner shaft part R of a diameter, and conical surface 4c is equipped between shaft part R and its upper part shaft part, a card is additionally provided with valve rod 4
Ring 4d, is equipped with spring E4e between 2 outer end face of snap ring 4d lower faces and protecgulum, valve rod 4 is coaxially disposed with spool, and 7 front end of spool is equipped with
Hole H, is additionally provided with card slot on the front end face of spool 7, convex block 4b can be inserted into card slot, so that rotary valve rod 4 is together revolved with movable valve plug
Turn, while thimble 8 can promote in segment insertion hole S4a and by valve rod 4, so as to promote push rod, ignition switch is additionally provided with protecgulum 2
3。
In use, depressing valve rod 4 first, conical surface 4c is opened with the button interaction in ignition switch 3 so as to connect igniting
Close, while in the card slot on convex block 4b insertion 7 front end faces of spool on valve rod 4, thimble 8 is inserted into the hole S4a on valve rod 4 and quilt
Valve rod 4, which promotes, stretches out spool 7, so as to promote push rod 9 to rotate, the jacking portion on push rod 9 jacks up solenoid valve 6, and combustion gas enters and matches somebody with somebody
Air inlet in air cavity, but since gas distribution plate encloses air inlet, combustion gas cannot be introduced into burner, then keep depressing valve rod 4
While rotary valve rod 4, spool 7 rotates with valve rod 4, so that each air channel thereon is connected with each gas outlet, passes through at the same time
Also synchronous rotary venthole covers air inlet to transmission device gas distribution plate, and combustion gas enters air distribution cavity by venthole, subsequently into valve
Core accommodating cavity simultaneously enters each gas outlet by the air channel on spool 7, eventually enters into burner, ignited switch is lighted.It is at this time
Maximum fire.So that thermocouple conducting, solenoid valve 6 are attracted and keep it turned on after probe on burner is heated.Decontrol valve rod
4, thimble 8 resets under spring B effect, and push rod 9 also resets, and valve rod 4 also resets upwards, on boss 4b insertion protecgulums 2 thereon
Positioning groove 2b in.When adjusting firepower, the inclined side of the seamed edge of boss 4b upper surfaces described in rotary valve rod 4 and positioning groove 2b
Face interaction makes valve rod 4 move downward while rotating, is spring E4e compressions, is rotated in convex block 4b recessed to next positioning
During groove 2b, convex block 4b is moved upwards under the action of spring E4e, is embedded in again in new positioning groove 2b.Firepower adjustment at the same time
To new gear.
Embodiment 2
Figure 10 to Figure 13 is second embodiment of the utility model, and embodiment 2 and the difference of embodiment 1 are 2 valves of embodiment
Body 1 is equipped with two gas outlets, and spool 7 is equipped with the air channel that twice are interconnected, and the first distribution piece 1a1 is equipped with through hole I,
The through hole I is made of ventilating part and distribution portion, and the ventilating part is fan annular through-hole 1a1a ', and the distribution portion matches somebody with somebody including a left side
Gas portion and right distribution portion, the left distribution portion is by interconnected fan annular through-hole first ' B ' and fan annular through-hole second ' A ' form,
The right distribution portion is by interconnected the third ' C ' of fan annular through-hole and fan annular through-hole fourth ' D ' form, the distribution portion respectively fans ring
Shape through hole is fan annular through-hole first along the width of its radial direction ' B '>Fan annular through-hole second ' A '>Fan the C ' of annular through-hole the third '>Fan
Annular through-hole fourth ' D ', the second distribution piece 1a2 are equipped with through hole II, the through hole II shapes, size and location with ventilation
Portion is identical, and the through hole II is overlapped with the ventilating part is mutually communicated composition venthole, the distribution portion and second distribution
Piece 1a2 end faces form gas booking groove.
Embodiment 3
Embodiment 3 is essentially identical with implementing 2, and it is not left its width of distribution portion in embodiment 3 on first distribution piece 1a1 to go
Gradually increase along gas distribution plate rotation direction, right its width of distribution portion is gradually narrowed along gas distribution plate rotation direction.
Compared with prior art, the utility model has the advantages that：The utility model passes through in cock valve body
On add air distribution cavity, gas distribution plate is set in air distribution cavity, gas distribution plate is equipped with venthole, venthole along gas distribution plate rotation direction
At least side is equipped with the gas booking groove that connect with venthole, and gas booking groove extends along gas distribution plate rotation direction, gas booking groove and venthole with
Gas distribution plate can partly or entirely cover the air inlet for being arranged on and connecting in air distribution cavity and with source of the gas when rotating, gas distribution plate passes through transmission
Device connects spool and synchronous rotation.Gas output is kept by setting the shape of gas booking groove to realize in certain corner
Unanimously, so that convenient for users to adjusting gas stove firepower size, without as using conventional gas valve when adjusting firepower
To stare at and slowly adjust always.
The utility model is described in detail above, but the utility model is not limited to tool described herein
Body embodiment.It should be appreciated by those skilled in the art that in the case of without departing substantially from the scope of the utility model, other can be made
Change and deformation.The scope of protection of the utility model is defined by the following claims.
Claims (9)
1. a kind of plug valve, including valve body（1）, the valve body（1）Spool accommodating cavity is equipped with, is equipped with the spool accommodating cavity
Spool（7）, and the two rotary seal connects, the spool（7）One end set a valve rod（4）, the valve body（1）On be additionally provided with
Gas outlet, the gas outlet are connected with the spool accommodating cavity, the spool（7）Air channel is equipped with, with the spool（7）Rotation
Turn, connected with the gas outlet of different sizes of the air channel simultaneously can completely enclose the gas outlet, it is characterised in that described
Valve body（1）It is equipped with air distribution cavity（1a）, the air distribution cavity（1a）It is interior to be connected equipped with air inlet with source of the gas, the air distribution cavity（1a）Also
Connected with the spool accommodating cavity, the air distribution cavity（1a）Interior to be equipped with gas distribution plate, the gas distribution plate can be with institute by transmission device
State spool（7）Rotating synchronously, the gas distribution plate is connected with the air distribution cavity rotary seal, and the gas distribution plate is equipped with venthole,
At least side along the gas distribution plate rotation direction of the venthole is equipped with the gas booking groove connected with the venthole, described to match somebody with somebody
Air drain extends along the gas distribution plate rotation direction, when the gas booking groove and the venthole are rotated with the gas distribution plate can partly or
All cover the air inlet, the gas booking groove and the air distribution cavity（1a）Inner plane forms gas distribution channels, and the plug valve closes
When closing, the gas distribution plate closes the air inlet, when the plug valve is opened, the air inlet through the gas distribution channels with it is described
Venthole is connected or directly connected with the venthole.
2. a kind of plug valve according to claim 1, it is characterised in that the gas booking groove includes the groove that some width do not wait
Section, and the groove section is homogeneously intercommunicated.
3. according to a kind of plug valve described in claim 1, it is characterised in that the distribution well width is along the gas distribution plate rotation direction
Gradually narrow or gradually increase.
4. a kind of plug valve according to claims 1 to 3 any one, it is characterised in that the venthole is matched somebody with somebody along described
The both sides of gas disk rotation direction are equipped with gas booking groove, and the gas booking groove extends along the gas distribution plate rotation direction, the gas booking groove
The venthole can be partly or entirely covered when being rotated with the venthole with the gas distribution plate.
5. a kind of plug valve according to claim 4, it is characterised in that the gas distribution plate is by the first distribution piece（1a1）With
Two distribution pieces（1a2）End face overlaps overlapped composition, and the first distribution piece（1a1）With the second distribution piece（1a2）
Seal against each other fixation, the first distribution piece（1a1）It is made of equipped with through hole I, the through hole I ventilating part and distribution portion, institute
State the second distribution piece（1a2）Through hole II is equipped with, the through hole II is overlapped with the ventilating part is mutually communicated composition venthole, institute
State distribution portion and the second distribution piece（1a2）End face forms gas booking groove.
6. a kind of plug valve according to claim 5, it is characterised in that the ventilating part is fan annular through-hole（1a1a’）, institute
Stating distribution portion includes left distribution portion and right distribution portion, and the left distribution portion is by interconnected fan annular through-hole first '（B’）And fan
Annular through-hole second '（A’）Composition, the right distribution portion is by interconnected fan annular through-hole the third '（C’）With fan annular through-hole fourth '
（D’）Composition, it is fan annular through-hole first that the distribution portion, which respectively fans annular through-hole along the width of its radial direction, '（B’）>Fan annular is logical
Kong Yi '（A’）>Fan annular through-hole the third '（C’）>Fan annular through-hole fourth '（D’）, the through hole II shapes, size and location are with leading to
Gas portion is identical.
7. a kind of plug valve according to claim 4, it is characterised in that the gas distribution plate is by the first distribution piece（1a1）With
Two distribution pieces（1a2）End face overlaps overlapped composition, and the first distribution piece（1a1）With the second distribution piece（1a2）
Seal against each other fixation, the first distribution piece（1a1）Through hole I ' and through hole I ' ' are equipped with, the through hole I ' ' is set to be led to described
The left side of hole I ', the through hole I ' and through hole I ' ' are formed by ventilating part and distribution portion, and the ventilating part of the through hole I ' is fan ring
Shape through hole Z（1a1a）, the distribution portion of the through hole I ' includes left distribution portion and right distribution portion, and the right distribution portion is by being interconnected
Fan annular through-hole first（B）With fan annular through-hole second（A）Composition, the left distribution portion is by interconnected fan annular through-hole third
（C）With fan annular through-hole fourth（D）Composition, the ventilating part of the through hole I ' ' is fan annular through-hole Y（1a1b）, the through hole I's ' '
Distribution portion is arranged on the fan annular through-hole Y（1a1b）Left side, by interconnected fan annular through-hole penta（E）It is logical with fan annular
Hole oneself（F）Composition, the width of each its radial direction of fan annular through-hole in composition distribution portion is fan annular through-hole first（B）>Fan
Annular through-hole second（A）>Fan annular through-hole third（C）>Fan annular through-hole fourth（D）>Fan annular through-hole penta（E）>Fan annular through-hole oneself
（F）, the fan annular through-hole fourth（D）Left side radius and the fan annular through-hole Y（1a1b）Central angle folded by the radius of right side is less than
The maximum angle of any two points and gas distribution plate pivot difference line, the second distribution piece on the air inlet
（1a2）It is equipped with and the fan annular through-hole Z（1a1a）The through hole II ' of shape, size and location all same（1a2a）, described
Two distribution pieces（1a2）On be additionally provided with and the fan annular through-hole Y（1a1b）The through hole II ' ' of shape, size and location all same
（1a2b）.
8. a kind of plug valve according to claim 7, it is characterised in that the plug valve further includes a protecgulum（2）, the valve
Bar（4）Periphery is equipped with convex block（4b）, the valve rod（4）From the protecgulum（2）On a through hole X（2a）Inside pass through, it is described
Through hole X（2a）Inner face on along and the through hole X（2a）Concentric circle is provided with some positioning grooves（2b）, it is described positioning it is recessed
Groove（2b）The outward-dipping setting in two sides, when the plug valve is opened, the convex block（4b）Top is embedded in the positioning groove
（2b）It is interior, the valve rod（4）With the protecgulum（2）Between be provided with spring A.
A kind of 9. plug valve according to claim 8, it is characterised in that the spool（7）Center is equipped with thimble（8）, it is described
Thimble（8）With the spool（7）It is slidably and sealingly connected with, the thimble（8）With the spool（7）Between be equipped with spring B（8a）, institute
State valve body（1）Rear portion is equipped with rear cover（10）, the rear cover（10）With valve body（1）Between be tightly connected, and be provided therebetween can
The push rod of rotation（9）, the valve body（1）On be additionally provided with connection source of the gas air admission hole（1c）, the valve body（1）On be provided with electromagnetism
Valve accommodating cavity（1b）, the air admission hole（1c）Connect the solenoid valve accommodating cavity（1b）, the solenoid valve accommodating cavity（1b）With into
Gas port connects, the solenoid valve accommodating cavity（1b）Inside it is provided with solenoid valve（6）, the solenoid valve（6）It can open or close and is described
Air admission hole（1c）, the solenoid valve（6）Upper end is equipped with thermocouple, the valve body（1）Front portion is equipped with inner cover（5）, the inner cover（5）
With the valve body（1）It is tightly connected, the spool（7）Front end is from the inner cover（5）On through hole U in be pierced by, it is described transmission dress
Put including driving gear（11）, driven gear（12）And transmission shaft（13）, the driving gear（11）It is arranged on the inner cover（5）
Outside, is arranged and the spool（7）On front end, and with the spool（7）Synchronous rotary, the driven gear（12）, set
In the inner cover（5）Outside, with the driving gear（11）Engagement, described transmission shaft one end connect the gas distribution plate, the other end
Through the inner cover（5）With the driven gear（12）Connection, the protecgulum（2）It is arranged on the inner cover outer end face, covers
The driving gear（11）And driven gear（12）, when the plug valve is opened and closed, the valve rod（4）Drive the spool（7）Turn
It is dynamic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720247418.1U CN207261729U (en) | 2017-03-15 | 2017-03-15 | A kind of plug valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720247418.1U CN207261729U (en) | 2017-03-15 | 2017-03-15 | A kind of plug valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207261729U true CN207261729U (en) | 2018-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720247418.1U Active CN207261729U (en) | 2017-03-15 | 2017-03-15 | A kind of plug valve |
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| Country | Link |
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| CN (1) | CN207261729U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106870772A (en) * | 2017-03-15 | 2017-06-20 | 浙江新涛电子机械股份有限公司 | A kind of plug valve |
-
2017
- 2017-03-15 CN CN201720247418.1U patent/CN207261729U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106870772A (en) * | 2017-03-15 | 2017-06-20 | 浙江新涛电子机械股份有限公司 | A kind of plug valve |
| CN106870772B (en) * | 2017-03-15 | 2023-01-31 | 浙江新涛智控科技股份有限公司 | Plug valve |
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