CN110541943A - valve body structure capable of adjusting inner and outer ring flames in difference mode - Google Patents
valve body structure capable of adjusting inner and outer ring flames in difference mode Download PDFInfo
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- CN110541943A CN110541943A CN201910934966.5A CN201910934966A CN110541943A CN 110541943 A CN110541943 A CN 110541943A CN 201910934966 A CN201910934966 A CN 201910934966A CN 110541943 A CN110541943 A CN 110541943A
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- air outlet
- outer ring
- inner ring
- outlet hole
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- 238000004891 communication Methods 0.000 claims abstract description 19
- 238000009423 ventilation Methods 0.000 claims abstract description 7
- 230000006399 behavior Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 8
- 238000010411 cooking Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
- F16K5/0605—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor with particular plug arrangements, e.g. particular shape or built-in means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Taps Or Cocks (AREA)
Abstract
a valve body structure capable of adjusting flame of an inner ring and an outer ring in a differential mode is characterized in that an outer ring air outlet and an inner ring air outlet are arranged in a valve body, an outer ring air outlet hole communicated with an air inlet channel and the outer ring air outlet and an inner ring air outlet hole communicated with the air inlet channel and the inner ring air outlet are formed in the side wall of a ventilation cavity, the communication area of the outer ring air outlet hole and the outer ring air outlet is controlled through a rotary valve core, and therefore the air outlet matching area between the outer ring air outlet hole and the outer; the communication area between the inner ring air outlet hole and the inner ring air outlet is controlled by rotating the valve core, so that the air outlet matching area between the inner ring air outlet hole and the inner ring air outlet is controlled; when the air outlet area of the air outlet of the outer ring is the largest, the air outlet area of the air outlet of the inner ring is not the largest; when the air outlet area of the inner ring air outlet is the largest, the air outlet area of the outer ring air outlet is not the largest. The invention provides a valve body structure capable of adjusting flames of inner and outer rings differently, and difference adjustment of different fire behaviors of the inner and outer rings is achieved.
Description
Technical Field
the invention relates to the field of cooking utensils, in particular to a valve body structure capable of adjusting inner and outer ring flames differently.
Background
the gas valves in various gas cooking utensils are manually operated valves for controlling the supply of gas source. Domestic gas cookers generally have an inner ring fire and an outer ring fire. Ordinary binary channels gas valve generally includes that inside has inlet channel, the valve body of inner ring nozzle air outlet channel and outer loop nozzle air outlet channel, be equipped with the case that can rotate in the valve body, the case lower part is provided with the chamber of ventilating, the outer loop fire hole of intercommunication inlet channel and outer loop nozzle air outlet channel is seted up to the chamber lateral wall that ventilates of case, and the inner ring fire hole of intercommunication inlet channel and inner ring nozzle air outlet channel, the air supply gets into from inlet channel, get into the chamber of ventilating respectively, simultaneously enter inner ring group air outlet channel and outer loop nozzle air outlet channel via inner ring fire hole and outer loop fire hole, and through rotatory case, realize the intensity of a fire and adjust, but this kind of regulation mode, make the outer loop when big fire, the inner ring is big fire also, can't realize the difference of the inner ring and adjust.
Disclosure of Invention
the invention aims to provide a valve body structure capable of differentially adjusting flames of inner and outer rings aiming at the defects in the background technology, so that differential adjustment of different fire behaviors of the inner and outer rings is realized.
In order to achieve the purpose, the invention adopts the following technical scheme:
A valve body structure capable of differentially adjusting inner ring and outer ring flames comprises a valve body with an air inlet channel, wherein a rotatable valve core is arranged in the valve body, a ventilation cavity is arranged at the lower part of the valve core, an outer ring air outlet and an inner ring air outlet are arranged in the valve body, an outer ring air outlet hole communicated with the air inlet channel and the outer ring air outlet and an inner ring air outlet hole communicated with the air inlet channel and the inner ring air outlet are formed in the side wall of the ventilation cavity, the outer ring air outlet hole comprises an outer ring large air outlet hole and an outer ring small air outlet hole, and the inner ring air outlet hole comprises an inner ring large air outlet hole and an inner ring small air;
The communication area between the outer ring air outlet hole and the outer ring air outlet is controlled by rotating the valve core, so that the air outlet matching area between the outer ring air outlet hole and the outer ring air outlet is controlled; the communication area between the inner ring air outlet hole and the inner ring air outlet is controlled by rotating the valve core, so that the air outlet matching area between the inner ring air outlet hole and the inner ring air outlet is controlled;
When the air outlet area of the air outlet of the outer ring is the largest, the air outlet area of the air outlet of the inner ring is not the largest;
And when the air outlet area of the air outlet of the inner ring is the largest, the air outlet area of the air outlet of the outer ring is not the largest.
preferably, the aperture of the outer ring small air outlet along the air outlet direction is changed from small to large;
and the aperture of the outer ring large air outlet hole along the air outlet direction is kept unchanged.
Preferably, the inner ring small air outlet holes are provided with two and are respectively located on two sides of the inner ring large air outlet hole, the inner ring small air outlet hole is enlarged from small to large along the aperture in the air outlet direction, the two sides of the inner ring small air outlet hole are provided with protrusions, one side of the inner ring small air outlet hole is provided with a bent groove, and the air outlet matching area between the bent groove and the inner ring air outlet is reduced along the rotating direction.
Preferably, when the valve core is rotated, the outer ring air outlet and the inner ring air outlet rotate simultaneously;
when the valve core is not rotated, the outer ring air outlet hole is not communicated with the outer ring air outlet, the air outlet matching area between the outer ring air outlet hole and the outer ring air outlet is zero, and the outer ring flame is in a closed state;
when the valve core is not rotated, the inner ring air outlet hole is not communicated with the inner ring air outlet, the air outlet matching area between the inner ring air outlet hole and the inner ring air outlet is zero, and the inner ring flame is in a closed state;
When the rotation angle of the valve core is in a first range angle, the outer ring air outlet is not communicated with the outer ring air outlet, the air outlet matching area of the outer ring air outlet and the outer ring air outlet is zero, the outer ring flame is in a closed state, and when the rotation angle of the valve core is in the maximum angle of the first range angle, the outer ring large air outlet and the outer ring air outlet are in a critical communication state;
When the rotation angle of the valve core is a first angle, the inner ring air outlet hole is not communicated with the inner ring air outlet, the air outlet matching area between the inner ring air outlet hole and the inner ring air outlet is zero, the inner ring flame is in a closed state, and when the rotation angle of the valve core is the maximum angle of the first range angle, the inner ring small air outlet hole and the outer ring air outlet are in a critical communication state.
Preferably, when the rotation angle of the valve core is in a second range, the outer ring large air outlet hole is communicated with the outer ring air outlet, the air outlet matching area between the outer ring large air outlet hole and the outer ring air outlet is gradually increased from zero to the maximum, the outer ring small air outlet hole is not communicated with the outer ring air outlet, and the outer ring flame state is gradually changed from the closed state to the big fire state;
when the rotation angle of the valve core is in a second range, the inner ring small air outlet hole is communicated with the inner ring air outlet, the air outlet matching area between the inner ring small air outlet hole and the inner ring air outlet is gradually increased from zero to the maximum, the inner ring large air outlet hole is not communicated with the inner ring air outlet, and the flame state of the inner ring is gradually changed from a closed state to a small flame state.
preferably, when the rotation angle of the valve core is a third range angle, the outer ring large air outlet hole is communicated with the outer ring air outlet, and the air outlet matching area between the outer ring large air outlet hole and the outer ring air outlet is gradually reduced from the maximum; when the rotation angle of the valve core is the maximum angle of a third range angle, the outer ring small air outlet hole is communicated with the outer ring air outlet, the air outlet matching area between the outer ring small air outlet hole and the outer ring air outlet is gradually increased from zero to the maximum, and the outer ring flame state is gradually changed into a small flame state from a big flame state;
When the rotation angle of the valve core is in a third range, the inner ring small air outlet hole is communicated with the inner ring air outlet, the air outlet matching area between the inner ring small air outlet hole and the inner ring air outlet is gradually reduced from the maximum, the inner ring large air outlet hole is not communicated with the inner ring air outlet, and the flame state of the inner ring is kept in a small flame state.
Preferably, when the rotation angle of the valve core is in a fourth range, the communication between the outer ring large air outlet hole and the outer ring air outlet is gradually disconnected, when the rotation angle of the valve core is in the maximum angle of the fourth range, the connection between the outer ring large air outlet hole and the outer ring air outlet is disconnected, the air outlet matching area between the outer ring large air outlet hole and the outer ring air outlet is gradually weakened to zero, when the rotation angle of the valve core is in the maximum angle of the fourth range, the air outlet matching area is zero, the air outlet matching area between the outer ring small air outlet hole and the outer ring air outlet is kept maximum, and the outer ring flame state;
When the rotation angle of the valve core is in a fourth range, the inner ring small air outlet hole is communicated with the inner ring air outlet, the air outlet matching area between the inner ring small air outlet hole and the inner ring air outlet is continuously reduced, the inner ring large air outlet hole is not communicated with the inner ring air outlet, and the flame state of the inner ring is kept in a small flame state.
Preferably, when the rotation angle of the valve core is a fifth range angle, the outer ring small air outlet hole is communicated with the outer ring air outlet, the air outlet matching area between the outer ring small air outlet hole and the outer ring air outlet is gradually reduced, the outer ring large air outlet hole is kept disconnected with the outer ring air outlet, and the outer ring flame state is continuously reduced from a small flame state;
When the rotation angle of the valve core is in a fifth range, the air outlet matching area between the inner ring small air outlet hole and the inner ring air outlet is gradually weakened to zero, the air outlet matching area between the inner ring large air outlet hole and the inner ring air outlet is gradually increased to the maximum from zero, and the flame state of the inner ring is a big fire state.
Preferably, when the rotation angle of the valve core is in a sixth range, the air outlet matching area between the outer ring small air outlet hole and the outer ring air outlet is reduced to zero, and the outer ring flame state is a closed state;
when the rotation angle of the valve core is in a sixth range, the air outlet matching area between the inner ring large air outlet hole and the inner ring air outlet is gradually reduced to zero, the inner ring large air outlet hole is communicated with the inner ring air outlet and then converted into the inner ring small air outlet hole to be communicated with the inner ring air outlet, the air outlet matching area between the inner ring small air outlet hole and the inner ring air outlet is gradually increased, and the inner ring flame is converted into a small flame state from a large flame state.
Has the advantages that:
1. According to the invention, the outer ring large air outlet hole, the outer ring small air outlet hole, the inner ring large air outlet hole and the inner ring small air outlet hole are arranged, so that the difference adjusting effect of flames of the inner ring and the outer ring is realized through different rotation angles of the valve core, and the problem of the same firepower of the outer ring of the inner ring is solved.
drawings
FIG. 1 is a schematic structural diagram of an inner ring and an outer ring when the rotation angle of a valve core is 0 degree;
FIG. 2 is a schematic structural diagram of an inner ring and an outer ring when the valve core of the present invention has a rotation angle of 40 °;
FIG. 3 is a schematic structural diagram of the inner ring and the outer ring when the valve core of the present invention rotates by 90 degrees;
FIG. 4 is a schematic structural diagram of an outer ring when the valve core of the present invention rotates by 130 degrees and an inner ring when the valve core rotates by 150 degrees;
FIG. 5 is a schematic structural diagram of an outer ring when the valve core of the present invention has a rotation angle of 140 ° and an inner ring when the rotation angle is 170 °;
FIG. 6 is a schematic structural diagram of an outer ring when the valve core of the present invention rotates by 160 degrees and an inner ring when the valve core rotates by 210 degrees;
FIG. 7 is a schematic structural diagram of an outer ring when the valve core of the present invention is rotated 180 degrees and an inner ring when the valve core is rotated 230 degrees;
FIG. 8 is a schematic structural diagram of an inner ring and an outer ring when the valve core of the present invention rotates 2300 degrees;
FIG. 9 is a cross-sectional view of the cartridge construction of the present invention;
FIG. 10 is a line graph of the flame size of the inner and outer rings of the present invention.
Wherein: the valve comprises an outer ring small air outlet 1, an outer ring large air outlet 2, an outer ring air outlet 3, an inner ring small air outlet 4, a bent groove 5, an inner ring large air outlet 6, an inner ring air outlet 7 and a valve core 8.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
the orientation of the embodiment is based on the attached drawings of the specification.
the invention relates to a valve body structure capable of differentially adjusting inner ring and outer ring flames, which comprises a valve body with an air inlet channel, wherein a rotatable valve core 8 is arranged in the valve body, a ventilation cavity is arranged at the lower part of the valve core 8, an outer ring air outlet 3 and an inner ring air outlet 7 are arranged in the valve body, an outer ring air outlet hole communicated with the air inlet channel and the outer ring air outlet 3 and an inner ring air outlet hole communicated with the air inlet channel and the inner ring air outlet 7 are formed in the side wall of the ventilation cavity, the outer ring air outlet hole comprises an outer ring large air outlet hole 2 and an outer ring small air outlet hole 1, and the inner ring air outlet hole comprises an inner ring large air outlet hole 6 and an inner ring small air outlet;
the communication area between the outer ring air outlet hole and the outer ring air outlet 3 is controlled by rotating the valve core 8, so that the air outlet matching area between the outer ring air outlet hole and the outer ring air outlet 3 is controlled; the communication area between the inner ring air outlet hole and the inner ring air outlet 7 is controlled by rotating the valve core 8, so that the air outlet matching area between the inner ring air outlet hole and the inner ring air outlet 7 is controlled;
as shown in fig. 10, when the air outlet area of the outer ring air outlet 3 is the largest, the air outlet area of the inner ring air outlet 7 is not the largest;
When the air outlet area of the inner ring air outlet 7 is the largest, the air outlet area of the outer ring air outlet 3 is not the largest.
the outer ring air outlet holes comprise outer ring large air outlet holes 2 and outer ring small air outlet holes 1, air outlet matching areas between the outer ring large air outlet holes 2 and the outer ring small air outlet holes 1 and the outer ring air outlet 3 respectively are adjusted by rotating the valve core 8, the effect of adjusting the firepower is achieved, similarly, the inner ring air outlet holes comprise inner ring large air outlet holes 6 and inner ring small air outlet holes 4, the method for adjusting the firepower is the same as that of the outer ring, if the method is adopted, the firepower of the outer ring and the firepower of the inner ring are the same during rotation, and the difference of the firepower of the inner ring and the outer ring cannot be realized, therefore, the air outlet area of the inner ring air outlet 7 is not the largest when the air outlet area of the outer ring air outlet 3 is the largest, the air outlet area of the outer ring air outlet 3 is not the largest when the air outlet area.
Preferably, the aperture of the outer ring small air outlet 1 along the air outlet direction is changed from small to large;
the aperture of the outer ring large air outlet hole 2 along the air outlet direction is kept unchanged.
the aperture ratio of the big venthole 2 of outer loop is far greater than the aperture of the little venthole 1 of outer loop, therefore the air output of the big venthole 2 of outer loop is big, the air output of the little venthole 1 of outer loop is little, the big venthole 2 of outer loop can guarantee to make outer loop gas outlet 3 be full of gas in the twinkling of an eye, and because the aperture of the little venthole 1 of outer loop is little, in order to avoid outer loop gas outlet 3 to be full of gas, lead to the intensity of a fire to be weak, consequently, the aperture design of the little venthole 1 of outer loop is by little to big, make gas fill out the little venthole 1 of outer loop gradually.
preferably, the inner ring small air outlet holes 4 are provided with two and are respectively located on two sides of the inner ring large air outlet hole 6, the inner ring small air outlet holes 4 are formed in the mode that the hole diameter along the air outlet direction is increased from small to large, the two sides of the inner ring small air outlet holes are provided with protrusions, one side of each inner ring small air outlet hole 4 is provided with a bent groove 5, and the air outlet matching area between each bent groove 5 and the inner ring air outlet 7 is reduced along the rotating direction.
The small air outlet holes 4 of the inner ring are provided with two air outlet holes because when the outer ring rotates to be close to a circle, the outer ring flame is in a closed state, the inner ring flame needs to be kept in a small fire state and cannot be extinguished, so that the two small air outlet holes 4 of the inner ring need to be arranged, and the two sides of the small air outlet holes are protruded, so that the large area region of the small air outlet holes 4 of the inner ring is partitioned, and different air outlet quantities of different partitions are obtained.
meanwhile, in order to prevent the inner ring small air outlet hole 4 from being communicated with the inner ring air outlet 7 when the inner ring small air outlet hole 4 is converted into the inner ring large air outlet hole 6 to discharge air, the inner ring large air outlet hole 6 is not communicated with the inner ring air outlet 7, and the inner ring small air outlet hole 4 is disconnected with the inner ring air outlet 7, so that air supply of the inner ring air outlet 7 is disconnected, and firepower is unstable.
Preferably, when the valve core 8 is rotated, the outer ring air outlet and the inner ring air outlet rotate simultaneously;
When the valve core 8 is not rotated, the outer ring air outlet hole is not communicated with the outer ring air outlet 3, the air outlet matching area between the outer ring air outlet hole and the outer ring air outlet 3 is zero, and the outer ring flame is in a closed state;
when the valve core 8 is not rotated, the inner ring air outlet hole is not communicated with the inner ring air outlet 7, the air outlet matching area between the inner ring air outlet hole and the inner ring air outlet 7 is zero, and the inner ring flame is in a closed state;
as shown in fig. 1, when the valve core 8 is not rotated, that is, the rotation angles of the outer ring air outlet hole and the inner ring air outlet hole are zero, at this time, the outer ring air outlet hole is not communicated with the outer ring air outlet 3, and simultaneously, the inner ring air outlet hole is not communicated with the inner ring air outlet 7, that is, no air flows from the outer ring air outlet hole (including the outer ring large air outlet hole 2 and the outer ring small air outlet hole 1) to the outer ring air outlet 3, and no air flows from the inner ring air outlet hole (including the inner ring large air outlet hole 6 and the inner ring small air outlet hole 4) to the inner ring air outlet 7, so that the flame of the inner and outer rings is in.
when the rotation angle of the valve core 8 is a first range angle, the outer ring air outlet hole is not communicated with the outer ring air outlet 3, the air outlet matching area of the outer ring air outlet hole and the outer ring air outlet 3 is zero, the outer ring flame is in a closed state, and when the rotation angle of the valve core 8 is a maximum angle of the first range angle, the outer ring large air outlet hole 2 and the outer ring air outlet 3 are in a critical communication state;
As shown in fig. 1-2, when the outer ring outlet hole rotates by a first angle, which is 0-40 ° in this embodiment, i.e. the outer ring outlet hole rotates by 0-40 degrees, the outer ring outlet hole is not communicated with the outer ring outlet 3, the flame of the outer ring is in a closed state, and when the outer ring outlet hole rotates by 40 degrees, the outer ring large outlet hole 2 is adjacent to and communicated with the outer ring outlet 3.
When the rotation angle of the valve core 8 is a first angle, the inner ring air outlet hole is not communicated with the inner ring air outlet 7, the air outlet matching area between the inner ring air outlet hole and the inner ring air outlet 7 is zero, the inner ring flame is in a closed state, and when the rotation angle of the valve core 8 is the maximum angle of the first range angle, the inner ring small air outlet hole 4 and the outer ring air outlet 3 are in a critical communication state.
as shown in fig. 1-2, when the inner ring outlet hole rotates by a first angle, which is 0-40 ° in this embodiment, i.e., when the inner ring outlet hole rotates by 0-40 degrees, the inner ring outlet hole is not communicated with the inner ring outlet 7, the flame of the inner ring is in a closed state, and when the inner ring outlet hole rotates by 40 degrees, the inner ring small outlet hole 4 is adjacent to and communicated with the outer ring outlet 3.
Preferably, when the rotation angle of the valve core 8 is a second range angle, the outer ring large air outlet hole 2 is communicated with the outer ring air outlet 3, the air outlet matching area between the outer ring large air outlet hole 2 and the outer ring air outlet 3 is gradually increased from zero to the maximum, the outer ring small air outlet hole 1 is not communicated with the outer ring air outlet 3, and the outer ring flame state is gradually changed into a big fire state from a closed state;
as shown in fig. 2 to 3, when the rotation angle of the valve core 8 is a second range angle, in this embodiment, 40 degrees to 90 degrees, the outer ring large air outlet hole 2 is gradually communicated with the outer ring air outlet 3, at this time, the air outlet matching area between the outer ring large air outlet hole 2 and the outer ring air outlet 3 gradually increases from zero to the maximum, and reaches the maximum at 90 degrees, at this time, the flame state of the outer ring gradually changes from the closed state to the big fire state, and at 70 degrees to 90 degrees, the air outlet matching area between the outer ring large air outlet hole 2 and the outer ring air outlet 3 is at the maximum, and at this time, the flame state is maintained in the big fire state.
When the rotation angle of the valve core 8 is in a second range, the inner ring small air outlet hole 4 is communicated with the inner ring air outlet 7, the air outlet matching area between the inner ring small air outlet hole 4 and the inner ring air outlet 7 is gradually increased from zero to the maximum, the inner ring large air outlet hole 6 is not communicated with the inner ring air outlet 7, and the inner ring flame state is gradually changed into a small fire state from a closed state.
as shown in fig. 2 to 3, when the rotation angle of the valve core 8 is a second range angle, in this embodiment, 40 degrees to 90 degrees, the inner ring small air outlet 4 is gradually communicated with the inner ring air outlet 7, the air outlet matching area between the inner ring small air outlet 4 and the inner ring air outlet 7 is gradually increased from zero to the maximum, and at 50 degrees to 90 degrees, the air outlet matching area between the inner ring small air outlet 4 and the inner ring air outlet 7 is at the maximum, and then the flame is kept in a small flame state.
Preferably, when the rotation angle of the valve core 8 is a third range angle, the outer ring large air outlet 2 is communicated with the outer ring air outlet 3, and the air outlet matching area between the outer ring large air outlet 2 and the outer ring air outlet 3 is gradually reduced from the maximum; when the rotation angle of the valve core 8 is the maximum angle of a third range angle, the outer ring small air outlet hole 1 is communicated with the outer ring air outlet 3, the air outlet matching area between the outer ring small air outlet hole 1 and the outer ring air outlet 3 is gradually increased from zero to the maximum, and the outer ring flame state is gradually changed from a big flame state to a small flame state;
As shown in fig. 3 to 4, when the rotation angle of the valve core 8 is a third range angle, which is 90 to 130 degrees in this embodiment, at this time, the air outlet matching area between the outer ring large air outlet hole 2 and the outer ring air outlet 3 is gradually reduced, and the flame state is gradually changed from a large fire state to a small fire state, but is not completely changed to a small fire state;
When the rotation angle of case 8 was at 130 degrees, the little venthole of outer loop 1 with outer loop gas outlet 3 intercommunication this moment, the little venthole of outer loop 1 with cooperation area of giving vent to anger between the outer loop gas outlet 3 is gradually crescent to the biggest, and the air feed at this moment includes the big venthole of outer loop 2 and the little venthole of outer loop 1 air feed together promptly, but the air feed area of the big venthole of outer loop 2 weakens gradually, and the air feed area of the little venthole of outer loop 1 strengthens to the biggest gradually.
when the rotation angle of the valve core 8 is in a third range, the inner ring small air outlet hole 4 is communicated with the inner ring air outlet 7, the air outlet matching area between the inner ring small air outlet hole 4 and the inner ring air outlet 7 is gradually reduced from the maximum, the inner ring large air outlet hole 6 is not communicated with the inner ring air outlet 7, and the flame state of the inner ring is kept in a small flame state.
as shown in fig. 3 to 4, when the rotation angle of the valve core 8 is a third range angle, in this embodiment, 90 to 130 degrees, the air outlet area between the inner ring small air outlet 4 and the inner ring air outlet 7 is gradually reduced, but is not completely zero, only the inner ring small air outlet 4 supplies air, the inner ring large air outlet 6 does not supply air, and at this time, the inner ring flame still maintains a small flame state.
Preferably, when the rotation angle of the valve core 8 is a fourth range angle, the communication between the outer ring large air outlet hole 2 and the outer ring air outlet 3 is gradually disconnected, when the rotation angle of the valve core 8 is a maximum angle of the fourth range angle, the connection is disconnected, the air outlet matching area between the outer ring large air outlet hole 2 and the outer ring air outlet 3 is gradually weakened to zero, when the rotation angle of the valve core 8 is the maximum angle of the fourth range angle, the air outlet matching area is zero, the air outlet matching area between the outer ring small air outlet hole 1 and the outer ring air outlet 3 is kept maximum, and the outer ring flame state is completely converted into a small flame state;
as shown in fig. 4-5, when the rotation angle of the valve core 8 is a fourth range angle, which is 130 degrees to 140 degrees in this embodiment, the connection between the outer ring large air outlet 2 and the outer ring air outlet 3 is gradually broken, at 140 degrees, the outer ring large air outlet 2 is not completely connected to the outer ring air outlet 3, at this time, the air outlet matching area between the outer ring small air outlet 1 and the outer ring air outlet 3 is still kept maximum, at this time, the outer ring air supply is only that the outer ring small air outlet 1 supplies air, the outer ring large air outlet 2 does not supply air, and the outer ring flame state is a small flame state.
when the rotation angle of the valve core 8 is in a fourth range, the inner ring small air outlet hole 4 is communicated with the inner ring air outlet 7, the air outlet matching area between the inner ring small air outlet hole 4 and the inner ring air outlet 7 is continuously reduced, the inner ring large air outlet hole 6 is not communicated with the inner ring air outlet 7, and the flame state of the inner ring is kept in a small flame state.
As shown in fig. 4, when the rotation angle of the valve core 8 is a fourth range angle, which is 130 degrees to 140 degrees in this embodiment, the inner ring small air outlet 4 is still communicated with the inner ring air outlet 7, but the air outlet matching area between the two is continuously reduced, the inner ring flame is still kept in a small flame state, and the inner ring large air outlet 6 is still not communicated with the inner ring air outlet 7.
Preferably, when the rotation angle of the valve core 8 is a fifth range angle, the outer ring small air outlet 1 is communicated with the outer ring air outlet 3, the air outlet matching area between the outer ring small air outlet 1 and the outer ring air outlet 3 is gradually reduced, the outer ring large air outlet 2 and the outer ring air outlet 3 are kept disconnected, and the outer ring flame state is continuously reduced from a small flame state;
as shown in fig. 5-6, when the rotation angle of the valve core 8 is a fifth range angle, i.e. 140-170 degrees in this embodiment, at this time, the air outlet area between the outer ring small air outlet hole 1 and the outer ring air outlet 3 is gradually reduced, the outer ring flame state is gradually weakened from the small flame state along with the reduction of the air outlet matching area, and the outer ring large air outlet hole 2 is kept in the air non-supply state;
When the rotation angle of the valve core 8 is a fifth range angle, the air outlet matching area between the inner ring small air outlet hole 4 and the inner ring air outlet 7 is gradually weakened to zero, the air outlet matching area between the inner ring large air outlet hole 6 and the inner ring air outlet 7 is gradually increased to the maximum from zero, and the flame state of the inner ring is a big flame state.
as shown in fig. 4 to 5, when the rotation angle of the valve core 8 is a fifth range angle, i.e., 140 degrees to 170 degrees in this embodiment, at this time, the air outlet area between the inner ring small air outlet 4 and the inner ring air outlet 7 gradually decreases until there is no air outlet area, and the air outlet matching area between the inner ring large air outlet 6 and the inner ring air outlet 7 gradually increases from zero to maximum, i.e., at this time, the air supply of the inner ring small air outlet 4 gradually decreases until there is no air supply, and then the air supply is switched to the air supply of the inner ring large air outlet 6, and the air supply source is switched to the air supply of the inner ring large air outlet 6, and the flame state of the.
preferably, when the rotation angle of the valve core 8 is a sixth range angle, the air outlet matching area between the outer ring small air outlet hole 1 and the outer ring air outlet 3 is reduced to zero, and the outer ring flame state is a closed state;
As shown in fig. 6-8, when the rotation angle of the valve core 8 is a sixth range angle, which is 180-230 degrees in this embodiment, when 180 degrees, the air outlet matching area between the outer ring small air outlet 1 and the outer ring air outlet 3 is reduced to a critical point, after 180 degrees is exceeded, the outer ring small air outlet 1 is thoroughly not communicated with the outer ring air outlet 3, so far, the outer ring large air outlet 2 and the outer ring small air outlet 1 are not communicated with the outer ring air outlet 3, and are not supplied with air, and the outer ring flame state is a closed state.
When the rotation angle of the valve core 8 is in a sixth range, the air outlet matching area between the inner ring large air outlet hole 6 and the inner ring air outlet 7 is gradually reduced to zero, the communication between the inner ring large air outlet hole 6 and the inner ring air outlet 7 is converted into the communication between the inner ring small air outlet hole 4 and the inner ring air outlet 7 again, the air outlet matching area between the inner ring small air outlet hole 4 and the inner ring air outlet 7 is gradually increased, and the inner ring flame is converted into a small flame state from a large flame state.
As shown in fig. 6 to 8, when the rotation angle of the valve core 8 is a sixth range angle, which is 180 to 230 degrees in this embodiment, at this time, the air outlet matching area between the inner ring large air outlet hole 6 and the inner ring air outlet 7 is gradually reduced from the maximum, at 210 degrees, the inner ring large air outlet hole 6 is not communicated with the inner ring air outlet 7 at all, and is changed to be communicated with the inner ring air outlet 7 again, the flame state of the inner ring is also gradually changed from a big fire to a small fire, and is finally maintained in a small fire state.
the technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.
Claims (9)
1. a valve body structure capable of adjusting inner ring and outer ring flames in a differential mode comprises a valve body with an air inlet channel, a rotatable valve core is arranged in the valve body, and a ventilation cavity is formed in the lower portion of the valve core, and is characterized in that: an outer ring air outlet and an inner ring air outlet are arranged in the valve body, an outer ring air outlet hole communicated with the air inlet channel and the outer ring air outlet and an inner ring air outlet hole communicated with the air inlet channel and the inner ring air outlet are formed in the side wall of the ventilation cavity, the outer ring air outlet hole comprises an outer ring large air outlet hole and an outer ring small air outlet hole, and the inner ring air outlet hole comprises an inner ring large air outlet hole and an inner ring small air outlet hole;
The communication area between the outer ring air outlet hole and the outer ring air outlet is controlled by rotating the valve core, so that the air outlet matching area between the outer ring air outlet hole and the outer ring air outlet is controlled; the communication area between the inner ring air outlet hole and the inner ring air outlet is controlled by rotating the valve core, so that the air outlet matching area between the inner ring air outlet hole and the inner ring air outlet is controlled;
When the air outlet area of the air outlet of the outer ring is the largest, the air outlet area of the air outlet of the inner ring is not the largest;
And when the air outlet area of the air outlet of the inner ring is the largest, the air outlet area of the air outlet of the outer ring is not the largest.
2. the structure of a valve body for differentially modulating inner and outer ring flames according to claim 1, wherein:
The aperture of the outer ring small air outlet along the air outlet direction is changed from small to big;
And the aperture of the outer ring large air outlet hole along the air outlet direction is kept unchanged.
3. The structure of a valve body for differentially modulating inner and outer ring flames according to claim 1, wherein:
the inner ring small air outlet holes are arranged on two sides of the inner ring large air outlet hole and are respectively located, the inner ring small air outlet holes are formed in the mode that the hole diameter along the air outlet direction is increased from small to large, protrusions are arranged on two sides of the inner ring small air outlet holes, a bent groove is formed in one side of each inner ring small air outlet hole, and the air outlet matching area between each bent groove and the inner ring air outlet is reduced along the rotating direction.
4. The structure of a valve body for differentially modulating inner and outer ring flames according to claim 1, wherein:
when the valve core is rotated, the outer ring air outlet and the inner ring air outlet rotate simultaneously;
when the valve core is not rotated, the outer ring air outlet hole is not communicated with the outer ring air outlet, the air outlet matching area between the outer ring air outlet hole and the outer ring air outlet is zero, and the outer ring flame is in a closed state;
When the valve core is not rotated, the inner ring air outlet hole is not communicated with the inner ring air outlet, the air outlet matching area between the inner ring air outlet hole and the inner ring air outlet is zero, and the inner ring flame is in a closed state;
When the rotation angle of the valve core is in a first range angle, the outer ring air outlet is not communicated with the outer ring air outlet, the air outlet matching area of the outer ring air outlet and the outer ring air outlet is zero, the outer ring flame is in a closed state, and when the rotation angle of the valve core is in the maximum angle of the first range angle, the outer ring large air outlet and the outer ring air outlet are in a critical communication state;
when the rotation angle of the valve core is a first angle, the inner ring air outlet hole is not communicated with the inner ring air outlet, the air outlet matching area between the inner ring air outlet hole and the inner ring air outlet is zero, the inner ring flame is in a closed state, and when the rotation angle of the valve core is the maximum angle of the first range angle, the inner ring small air outlet hole and the outer ring air outlet are in a critical communication state.
5. the structure of a valve body for differentially modulating inner and outer ring flames according to claim 1, wherein:
When the rotation angle of the valve core is in a second range angle, the outer ring large air outlet hole is communicated with the outer ring air outlet, the air outlet matching area between the outer ring large air outlet hole and the outer ring air outlet is gradually increased from zero to the maximum, the outer ring small air outlet hole is not communicated with the outer ring air outlet, and the outer ring flame state is gradually changed into a big fire state from a closed state;
When the rotation angle of the valve core is in a second range, the inner ring small air outlet hole is communicated with the inner ring air outlet, the air outlet matching area between the inner ring small air outlet hole and the inner ring air outlet is gradually increased from zero to the maximum, the inner ring large air outlet hole is not communicated with the inner ring air outlet, and the flame state of the inner ring is gradually changed from a closed state to a small flame state.
6. the structure of a valve body for differentially modulating inner and outer ring flames according to claim 1, wherein:
when the rotation angle of the valve core is in a third range, the outer ring large air outlet hole is communicated with the outer ring air outlet, and the air outlet matching area between the outer ring large air outlet hole and the outer ring air outlet is gradually reduced from the maximum; when the rotation angle of the valve core is the maximum angle of a third range angle, the outer ring small air outlet hole is communicated with the outer ring air outlet, the air outlet matching area between the outer ring small air outlet hole and the outer ring air outlet is gradually increased from zero to the maximum, and the outer ring flame state is gradually changed into a small flame state from a big flame state;
When the rotation angle of the valve core is in a third range, the inner ring small air outlet hole is communicated with the inner ring air outlet, the air outlet matching area between the inner ring small air outlet hole and the inner ring air outlet is gradually reduced from the maximum, the inner ring large air outlet hole is not communicated with the inner ring air outlet, and the flame state of the inner ring is kept in a small flame state.
7. The structure of a valve body for differentially modulating inner and outer ring flames according to claim 1, wherein:
when the rotation angle of the valve core is in a fourth range angle, the communication between the outer ring large air outlet hole and the outer ring air outlet is gradually disconnected, when the rotation angle of the valve core is in the maximum angle of the fourth range angle, the air outlet matching area between the outer ring large air outlet hole and the outer ring air outlet is gradually weakened to zero, when the rotation angle of the valve core is in the maximum angle of the fourth range angle, the air outlet matching area is zero, the air outlet matching area between the outer ring small air outlet hole and the outer ring air outlet is kept maximum, and the outer ring flame state is completely converted into a small flame state;
when the rotation angle of the valve core is in a fourth range, the inner ring small air outlet hole is communicated with the inner ring air outlet, the air outlet matching area between the inner ring small air outlet hole and the inner ring air outlet is continuously reduced, the inner ring large air outlet hole is not communicated with the inner ring air outlet, and the flame state of the inner ring is kept in a small flame state.
8. The structure of a valve body for differentially modulating inner and outer ring flames according to claim 1, wherein:
when the rotation angle of the valve core is in a fifth range, the outer ring small air outlet hole is communicated with the outer ring air outlet, the air outlet matching area between the outer ring small air outlet hole and the outer ring air outlet is gradually reduced, the outer ring large air outlet hole is kept disconnected with the outer ring air outlet, and the outer ring flame state is continuously reduced from a small flame state;
when the rotation angle of the valve core is in a fifth range, the air outlet matching area between the inner ring small air outlet hole and the inner ring air outlet is gradually weakened to zero, the air outlet matching area between the inner ring large air outlet hole and the inner ring air outlet is gradually increased to the maximum from zero, and the flame state of the inner ring is a big fire state.
9. The structure of a valve body for differentially modulating inner and outer ring flames according to claim 1, wherein:
when the rotation angle of the valve core is in a sixth range, the air outlet matching area between the outer ring small air outlet hole and the outer ring air outlet is reduced to zero, and the outer ring flame state is in a closed state;
when the rotation angle of the valve core is in a sixth range, the air outlet matching area between the inner ring large air outlet hole and the inner ring air outlet is gradually reduced to zero, the inner ring large air outlet hole is communicated with the inner ring air outlet and then converted into the inner ring small air outlet hole to be communicated with the inner ring air outlet, the air outlet matching area between the inner ring small air outlet hole and the inner ring air outlet is gradually increased, and the inner ring flame is converted into a small flame state from a large flame state.
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