CN110242771A - The structure improved thermostat valve with ever-burning flame function - Google Patents
The structure improved thermostat valve with ever-burning flame function Download PDFInfo
- Publication number
- CN110242771A CN110242771A CN201910604185.XA CN201910604185A CN110242771A CN 110242771 A CN110242771 A CN 110242771A CN 201910604185 A CN201910604185 A CN 201910604185A CN 110242771 A CN110242771 A CN 110242771A
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- China
- Prior art keywords
- valve
- burning flame
- spool
- rotary knob
- port
- Prior art date
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- Granted
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- 238000013022 venting Methods 0.000 claims abstract description 18
- 239000007789 gas Substances 0.000 claims description 34
- 239000000567 combustion gas Substances 0.000 claims description 11
- 230000000903 blocking effect Effects 0.000 claims description 9
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 5
- 230000006870 function Effects 0.000 description 5
- 230000001960 triggered effect Effects 0.000 description 5
- 230000009172 bursting Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 241001014327 Anodontia Species 0.000 description 2
- 206010002583 anodontia Diseases 0.000 description 2
- 230000005212 anodontia Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A21—BAKING; EDIBLE DOUGHS
- A21B—BAKERS' OVENS; MACHINES OR EQUIPMENT FOR BAKING
- A21B3/00—Parts or accessories of ovens
-
- 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
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
- F16K11/14—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by one actuating member, e.g. a handle
- F16K11/18—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by one actuating member, e.g. a handle with separate operating movements for separate closure members
-
- 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
- F16K27/00—Construction of housing; Use of materials therefor
-
- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
- F16K31/605—Handles for single handle mixing valves
-
- 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
- F16K5/02—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 conical surfaces; Packings therefor
- F16K5/0207—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 conical surfaces; Packings therefor with special plug arrangement, e.g. special shape or built in means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N1/00—Regulating fuel supply
- F23N1/007—Regulating fuel supply using mechanical means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Food Science & Technology (AREA)
- Mechanically-Actuated Valves (AREA)
- Feeding And Controlling Fuel (AREA)
Abstract
A kind of structure improved thermostat valve with ever-burning flame function is equipped with spool including the internal valve body with inlet channel, outlet passageway and ever-burning flame outlet passageway in valve body, spool is equipped with venting cavity and fire hole, is equipped with rotary knob rod on valve body；Valve block is additionally provided in valve body；It is characterized by: being equipped with the first ever-burning flame auxiliary port and the second ever-burning flame auxiliary port being connected to ever-burning flame outlet passageway in valve body, the periphery wall of spool is equipped with ever-burning flame and builds slot and ever-burning flame auxiliary base slot, and the both ends that ever-burning flame auxiliary builds slot are connected to by undercut slots with venting cavity；The rotational energy of spool determines whether inlet channel is connected to fire hole and whether inlet channel is built slot by ever-burning flame and be connected to ever-burning flame auxiliary port, whether the rotation of spool can also determine that the second ever-burning flame auxiliary port assists base slot to be connected to ever-burning flame.This thermostat valve simplifies structure, reduces the cost significantly without additional setting gear clutch structure.
Description
Technical field
The present invention relates to a kind of gas valve more particularly to a kind of temperature with ever-burning flame function suitable for gas burning roastor
Control valve.
Background technique
Tool is respectively equipped with one in each baking vessel there are two upper and lower spaced baking vessel inside some gas burning roastors
Fire row, it is however generally that lower fire row in lower baking chamber have the control of fire may, and be located at top baking it is indoor on
Fire row intensity of a fire size is certain, generally high fire.Because lower fire row is blocked completely by the cabinet of oven, therefore upper fire row is then as it can be seen that work as
It, cannot be with success of whether lighting a fire be visually observed, if it is unsuccessful repeatedly to light a fire, because being had in ignition process when lighting a fire to lower fire row
Combustion gas release, when light a fire successfully next time, the gas content understood because of lower fire row surrounding air is larger, and when igniting has " the sound of sth. throbbing or bursting the sound of sth. throbbing or bursting "
Explosion sound, there are some potential safety problems, it is some country put into effect national standard, cannot have afore-mentioned.And upper fire row
Because success of whether lighting a fire can be observed directly, therefore status is not present.Such as Patent No. ZL201220709936.8 (notification number
It is just disclosed in this way for a kind of Chinese utility model patent " two-chamber gas burning roastor being made of deflector " of CN203059420U)
A kind of gas burning roastor.
How to design a gas valve for guaranteeing fire row ignition effectiveness is that those skilled in the art are in the urgent need to address
Technical problem.Applying for having one shortly before the applicant thus, application No. is CN201810984517.7 (Publication No.
CN109058518A Chinese invention patent application " electric and gas dual purpose gas valve ").It is needed between this gas valve rotary knob rod and spool
Clutch structure is set, the driving gear that can be rotated with rotary knob rod is arranged on the rotary knob rod, and rotary knob rod can opposite active
Gear slides up and down, and driving gear only has one section of active arc teeth portion, and another section is anodontia arcwall face；Valve core upper sleeve is equipped with can be with
The driven gear of Spool rotating, driven gear only have one section of passive arc teeth portion, and another section is anodontia arcwall face；Driving gear and
Driven gear constitutes clutch structure.The setting of clutch structure directly results in the enterprise at high cost of valve, and clutch gear structure is to product
Precision and matching requirements are high, lack competitiveness.
Now country it is higher and higher to the safety and requirement of reasonableness of thermostat valve product, existing thermostat valve turn to appoint
Meaning angle position pushes triggering ignition switch, this may cause in the ventilation of main outlet passageway, is just ignited, around fire row
Air gas content with higher, when igniting, still have the explosion sound of " the sound of sth. throbbing or bursting the sound of sth. throbbing or bursting ".Supplier requires to design a thus
When just starting to push, ignition switch is not triggered rotary knob rod, (ensures that the angle position is kept burning day and night only after turning an angle
Fiery way vent) ignition switch is just triggered.
Summary of the invention
The technical problem to be solved by the present invention is to a kind of design of structure is provided for above-mentioned state of the art more
Rationally and the simple thermostat valve with ever-burning flame function, when guaranteeing lower fire row igniting, first only ever-burning flame way vent, outlet
Channel stuffiness, i.e. ever-burning flame are first lighted, and rotary knob rod is then returned again to, and outlet way vent is allowed to complete lower fire row igniting.
The technical scheme of the invention to solve the technical problem is: one kind is structure improved to have the function of ever-burning flame
Thermostat valve, including the internal valve body with inlet channel, outlet passageway and ever-burning flame outlet passageway, being equipped in valve body can rotate
Spool, spool lower part is equipped with opening down venting cavity, is provided with fire hole on venting cavity side wall, is equipped on valve body to drive
The rotary knob rod of Spool rotating is stated, rotary knob rod holding moves up trend；The valve of control outlet passageway gas output is additionally provided in the valve body
Piece；It is characterized by: the valve block is located at the lower section of spool, and the rotation of spool can drive the valve block mobile, the valve body
It is interior equipped with the first ever-burning flame auxiliary port and the second ever-burning flame auxiliary port that are connected to ever-burning flame outlet passageway, the spool
Periphery wall is equipped with ever-burning flame and builds slot and ever-burning flame auxiliary base slot, wherein the ever-burning flame builds slot and venting cavity blocks, the length
The both ends that open fire auxiliary builds slot are connected to by spool side wall upper opening undercut slots directed downwardly with venting cavity；The rotational energy of spool is determined
Determine whether inlet channel is connected to fire hole and whether inlet channel passes through the ever-burning flame and build slot and the first ever-burning flame auxiliary port
Connection, whether the rotation of spool can also determine that the second ever-burning flame auxiliary port assists base slot to be connected to ever-burning flame.
As a kind of specific preferably gas circuit control mode, rotary knob rod and spool in a state of nature under, the fire hole
Block the first ever-burning flame auxiliary port and the slot blocking of ever-burning flame base, the second ever-burning flame auxiliary port and ever-burning flame auxiliary with outlet passageway
It helps and builds slot blocking；Rotary knob rod from reset condition towards turn to first angle during, can drive the valve core rotation extremely into
The position that slot is connected to the first ever-burning flame auxiliary port is built in gas channel by ever-burning flame, meanwhile, the inlet channel is with fire hole
Blocking state；During rotary knob rod is continued to rotate from first angle state to second angle, the valve core rotation is driven extremely
The position that inlet channel and the first ever-burning flame auxiliary port block, meanwhile, inlet channel and fire hole are connected state, and second is kept burning day and night
It is connected state that fiery auxiliary port and ever-burning flame auxiliary, which build slot,.It can only rotate, rotate toward a direction after starting in the course of work
When to first angle, combustion gas is built slot and ever-burning flame channel of going out by ever-burning flame and be connected to, and ever-burning flame is ventilated, and is further continued for rotating, combustion
Gas assists base slot to be connected to the second ever-burning flame auxiliary port by ever-burning flame, it is ensured that and ever-burning flame outlet passageway is not died, while into
Gas channel is connected to fire hole, and main fire is lighted.
Preferably, the middle part of above-mentioned outlet passageway is equipped with valve port, valve port is located at the underface of spool, the valve block constraint
Valve port lower section and can move up and down, moving down for valve block can be such that the opening degree of valve port increases, and valve block moves up, and can make valve port
Opening degree reduce；During spool rotates counterclockwise, the rotation band moving valve plate of spool is moved down；Spool rotates clockwise
During, the rotation band moving valve plate of spool moves up.Valve block is designed as directly linking with spool by the structure, is convenient for group
Dress, and minimize product.
As an improvement, being equipped with auxiliary port in above-mentioned valve body, the air inlet of auxiliary port is located above valve port, auxiliary port
Gas outlet be located at below valve port, in the state that valve block closes the valve port, the combustion gas come out from fire hole can only pass through auxiliary
Air flue is connected to the outlet end of outlet passageway.When fire row temperature is more than setting value, valve block meeting close port passes through outlet passageway
Tolerance just can only from auxiliary port from the outlet end of outlet passageway flow out, keep it in most small fire state.
Preferably, being vertically equipped with adjusting stream to adjust auxiliary port gas output in above-mentioned auxiliary port.It adjusts
The intensity of a fire of the most small fire of the adjustable fire row of setting of throttling.
It is further improved, above-mentioned valve block is fixed on the middle part of an adjusting rod, and the interior of spool lower end is inserted on the top of adjusting rod
In grooving, spool energy relative adjustment bar is moved up and down and the rotational energy of spool drives the rotation of adjusting rod, and the bottom of adjusting rod is opened
There is downward opening threaded hole, the intracorporal bottom of valve is fixed with threaded post, and threaded post is located at the lower section of adjusting rod and insertion
It is threaded in the threaded hole.It is connect with adjusting rod by the undercut slots of spool and adjusting rod can be driven to rotate, sufficiently benefit
With spool self structure, simplify structure, because adjusting rod sheet is operated as rotation, this structure drives valve by the principle of screw-driven
Piece is mobile, rotates band moving valve plate using adjusting rod and moves up and down, designs more reasonable.
To make thermostat valve that there is automatic temperature-controlled regulatory function, preferably, above-mentioned body base wears and is fixed with power part
Part, the threaded post are arranged on the power part, and power part can be moved up and down and expanding with heat and contract with cold, under the valve block
Side is equipped with secondary spring.Power part is connect by conducting-heat elements with sensing rod for temperature, there is temperature-sensitive oil inside force piece, cold by heat expansion
Contracting is to drive moving up and down for force piece, and when fire row temperature reaches certain temperature, sensing rod for temperature conducts heat by conducting-heat elements
Temperature-sensitive oil is given, power part moves up and down under the promotion of temperature-sensitive oil, the final adjusting realized to valve block upper and lower position, controls the
The gas output of one outlet passageway, because the amplitude that power part moves up under heat expansion effect is not that very greatly, valve block can't be allowed effective
Valve port is blocked, and under the action of secondary spring, guarantees that valve block effectively blocks valve port.
It further improves, above-mentioned valve body includes valve seat and the valve deck that is fixed on valve seat, and the valve deck inner top surface is equipped with
Limiting groove and upper limit boss, the inner hole top surface of valve seat are equipped with igniting groove and lower limit boss, are fixed with and turn on rotary knob rod
Dynamic position-arresting disk, the limited block that rotary spacing disk has side convex；Rotary knob rod in a state of nature under, limit on rotary spacing disk
Block holding is caught in limiting groove trend, guarantees that ability turning knob bar can only be pushed under reset condition；Rotary knob rod is in home position
After pushing, the lower limit boss carries out gear to limited block and rotary knob rod is prevented to rotate clockwise；In rotary knob rod from reset condition
Towards turning in the state of first angle, the limited block alignment igniting groove, enable rotary knob rod in the position state by into
One step moves down and can complete igniting；Shifting state is carried out in limited block and upper limit boss, blocks rotary knob rod further counterclockwise
Rotation.The design has more safety, i.e., turns to first angle position from reset condition in spool, the amplitude that moves down of valve rod cannot
Ignition switch is triggered, when arriving first angle position, because the setting of igniting groove guarantees to arrive in conjunction with the blocking of lower limit boss
First angle position rotary knob rod cannot further rotate, and sufficiently valve rod further be moved down, and then trigger ignition switch,
Ensure to light a fire when only ever-burning flame outlet passageway outlet, safety is more preferably；After lighting a fire successfully, rotary knob rod is made in reset spring
It is moved up under, limited block and lower limit boss misplace, and can further rotate counterclockwise, carry out intensity of a fire adjusting.
To make thermostat valve operation have more safety, it is equipped in above-mentioned valve body to security solenoid valve, security solenoid valve and institute
Valve core chamber is stated every being arranged and being located in inlet channel, mandril is equipped on the valve body, moving down for mandril can trigger the safety
Solenoid valve is arranged with the spring for making mandril keep moving up trend on mandril, be arranged on the rotary knob rod can driving plate, driving plate energy
It can be rotated relative to driving plate around own axes with rotary knob rod axial movement but rotary knob rod.Only rotary knob rod pushes the safety electromagnetic that sets out
Valve, gas source master switch can just be opened, if rotary knob rod pushing is not in place, security solenoid valve not triggered, even if valve core rotation
Combustion gas stream can't not had.
Compared with the prior art, the advantages of the present invention are as follows: by the special designing to spool, i.e., in the periphery wall of spool
It is equipped with ever-burning flame and builds slot and ever-burning flame auxiliary base slot, ever-burning flame builds slot and venting cavity blocks, the both ends of ever-burning flame auxiliary base slot
It is connected to by spool side wall upper opening undercut slots directed downwardly with venting cavity, in conjunction with valve body is interior to be connected with ever-burning flame outlet passageway
Logical the first ever-burning flame auxiliary port and the second ever-burning flame auxiliary port；The rotational energy of spool determines that inlet channel is connected to fire hole
Whether and inlet channel whether pass through the ever-burning flame and build slot and be connected to the first ever-burning flame auxiliary port, the rotation of spool can also
Whether determining that the second ever-burning flame auxiliary port assists base slot to be connected to ever-burning flame.Valve block can be set to the lower section of spool in this way, and
The rotation of spool can drive valve block mobile, be connected to by ever-burning flame base slot with the first ever-burning flame auxiliary port or ever-burning flame auxiliary is built
Slot is connected to the igniting for realizing ever-burning flame with the second ever-burning flame auxiliary port, without additional setting gear clutch structure, simplifies structure,
It reduces the cost significantly.
Detailed description of the invention
Fig. 1 is the schematic perspective view one of the embodiment of the present invention；
Fig. 2 is the schematic perspective view two of the embodiment of the present invention；
Fig. 3 is the cross-sectional view of the embodiment of the present invention；
Fig. 4 is cross-sectional view of the valve of the embodiment of the present invention along two ever-burning flame auxiliary port central axes directions；
Fig. 5 is the sectional view along A-A of Fig. 4；
Fig. 6 is the schematic perspective view one of spool in valve of the embodiment of the present invention；
Fig. 7 is the schematic perspective view two of spool in valve of the embodiment of the present invention；
Fig. 8 is the schematic perspective view of valve seat in valve of the embodiment of the present invention；
Fig. 9 is the schematic perspective view of valve deck in valve of the embodiment of the present invention；
Figure 10 is the schematic perspective view of the rotary knob rod with rotary spacing disk in valve of the embodiment of the present invention.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
It is a preferred embodiment of the present invention as shown in Fig. 1~10.
A kind of structure improved thermostat valve with ever-burning flame function, including it is internal with inlet channel 1a, outlet passageway
The valve body 1 of 1b and ever-burning flame outlet passageway 1c, valve body 1 is interior to be equipped with revolvable spool 2, and 2 lower part of spool is equipped with opening down logical
Air cavity 21 is provided with fire hole 24 on 21 side wall of venting cavity, and the rotary knob rod 3 to drive the spool 2 to rotate is equipped on valve body 1,
Rotary knob rod 3 keeps moving up trend under the effect of reset spring 32；Control outlet passageway 1b gas output is additionally provided in the valve body 1
Valve block 4.Valve body 1 includes valve seat 11 and the valve deck 12 being fixed on valve seat 11, and rotary knob rod 3 is threaded through on valve deck 12 and protrudes into valve seat
In 11.
Valve block 4 is located at the lower section of spool 2, and the rotation of spool 2 can drive the valve block 4 mobile, be equipped with and length in valve body 1
The the first ever-burning flame auxiliary port 1c1 and the second ever-burning flame auxiliary port 1c2 of open fire outlet passageway 1c connection, the spool 2
Periphery wall is equipped with ever-burning flame and builds slot 22 and ever-burning flame auxiliary base slot 23, wherein the ever-burning flame builds slot 22 and venting cavity 21 hinders
Disconnected, the both ends that the ever-burning flame auxiliary builds slot 23 are connected by 2 side wall upper opening of spool undercut slots 231 directed downwardly and venting cavity 21
It is logical；The rotational energy of spool 2 determines whether inlet channel 1a is connected to fire hole 24 and whether inlet channel 1a passes through the ever-burning flame
Build slot 22 be connected to the first ever-burning flame auxiliary port 1c1, the rotation of spool 2 can also determine the second ever-burning flame auxiliary port 1c2 and
Whether ever-burning flame auxiliary builds the connection of slot 23.
Rotary knob rod 3 and spool 2 in a state of nature under, fire hole 24 and outlet passageway 1b are blocked, the first ever-burning flame assists
Air flue 1c1 and ever-burning flame are built the blocking of slot 22, the second ever-burning flame auxiliary port 1c2 and ever-burning flame auxiliary base slot 23 and are blocked.
Rotary knob rod 3 from reset condition towards turn to first angle α 1 during, can drive the spool 2 turn into
Gas channel 1a builds the position that slot 22 is connected to the first ever-burning flame auxiliary port 1c1 by the ever-burning flame, meanwhile, inlet channel 1a
It is blocking state with fire hole 24；
During rotary knob rod 3 is continued to rotate from 1 state of first angle α to second angle α 2,2 turns of the spool is driven
It moving to the position of inlet channel 1a and the first ever-burning flame auxiliary port 1c1 blocking, inlet channel 1a and fire hole 24 are connected state,
Meanwhile second ever-burning flame auxiliary port 1c2 and ever-burning flame auxiliary build slot 23 be connected state.
During rotary knob rod 3 rotates counterclockwise from first angle α 1 toward 2 direction second angle α, band moving valve plate 4 is towards using
The direction that gas channel 1b gas output increases is mobile.
The middle part of outlet passageway 1b is equipped with valve port 10, and valve port 10 is located at the underface of spool 2, and the valve block 4 constrains in valve
The lower section of mouth 10 can simultaneously move up and down, and moving down for valve block 4 can be such that the opening degree of valve port 10 increases, and valve block 4 moves up, and can make valve
The opening degree of mouth 10 reduces；During spool 2 rotates counterclockwise, the rotation band moving valve plate 4 of spool 2 is moved down；Spool 2 is suitable
During hour hands rotate, the rotation band moving valve plate 4 of spool 2 is moved up.
Auxiliary port 1d is equipped in valve body 1, the air inlet 1d1 of auxiliary port 1d is located at 10 top of valve port, auxiliary port 1d
Gas outlet 1d2 be located at the lower section of valve port 10, in the state that valve block 4 closes valve port 10, the combustion gas come out from fire hole 22 is only
It can be connected to by auxiliary port 1d with the outlet end of outlet passageway 1b.
Adjusting stream 13 to adjust auxiliary port 1d gas output is vertically equipped in auxiliary port 1d.It can certainly
It is not provided with adjusting stream 13
Valve block 4 is fixed on the middle part of an adjusting rod 7, and the top of adjusting rod 7 is inserted into the undercut slots of 2 lower end of spool, spool
Energy relative adjustment bar 7 moves up and down and the rotation of the rotational energy of spool drive adjusting rod 7, the bottom of adjusting rod 7 are provided with opening court
Under threaded hole 71, the bottom in the valve body 1 is fixed with threaded post 61, and threaded post 61 is located at the lower section of adjusting rod 7 and insertion
It is threaded in the threaded hole 71.
1 bottom of valve body, which is worn, is fixed with power part 6, and threaded post 61 is arranged on the power part 6, and power part 6 is logical
It crosses and expands with heat and contract with cold and can move up and down, the structure inside power part 10 is not shown in drawing.The lower section of valve block 4 is equipped with auxiliary
Help spring 62.The driving structure of the power part 6 is connect with sensing rod for temperature 63, and the built-in chamber of force piece 6 has temperature-sensitive oil, chamber meeting
It is moved up and down according to the generation of expanding with heat and contract with cold of internal temperature-sensitive oil, when fire row temperature reaches certain temperature, the heat of sensing rod for temperature 63 is logical
It crosses conducting-heat elements and is conducted to temperature-sensitive oil, power part 6 moves up and down (heated, expansion, power part 6 under the promotion of temperature-sensitive oil
Move up, to the cold, shrink, power part 6 moves down), the final adjusting realized to 4 upper and lower position of valve block, control outlet passageway 1b's
Gas output.Valve block 4 is pushed to move up if power part 6 moves up, in conjunction with the state of the effect close port 10 of secondary spring 62, from
The combustion gas that fire hole 22 comes out can only be connected to by auxiliary port 1d with the outlet end of outlet passageway 1b, be most small fire position.
12 inner top surface of valve deck is equipped with limiting groove 121 and upper limit boss 122, and it is recessed that the inner hole top surface of valve seat 11 is equipped with igniting
Slot 111 and lower limit boss 112 are fixed with rotary spacing disk 31, the limited block that rotary spacing disk 31 has side convex on rotary knob rod 3
311；Rotary knob rod 3 in a state of nature under, the holding of limited block 311 on rotary spacing disk 31 is caught in 121 trend of limiting groove；
After rotary knob rod 3 pushes in home position, lower limit boss 112 carries out gear to limited block 31 and rotary knob rod 3 is prevented to rotate clockwise；
In rotary knob rod 3 from reset condition towards in the state of turning to first angle α 1, the alignment of the limited block 311 igniting groove 111 makes
Obtaining rotary knob rod 3, state can be moved down further and can complete igniting in the position；Limited block 311 and upper limit boss 122 into
Row shifting state blocks the further rotation counterclockwise of rotary knob rod 3.
It is equipped in valve body 1 to security solenoid valve 8, security solenoid valve 8 is with the setting of the spool 2 interval and logical positioned at air inlet
In road 1a, mandril 9 is equipped on the valve body 1, moving down for mandril 9 can trigger security solenoid valve 8, and being arranged on mandril 9 makes to push up
Bar 9 keeps moving up the spring 91 of trend, and energy driving plate 92 is arranged on the rotary knob rod 3, and driving plate 92 can be moved with rotary knob rod 3 is axial
Dynamic but rotary knob rod 3 can be rotated relative to driving plate 92 around own axes.
The operation principle and process of this thermostat valve is as follows:
Rotary knob rod 3 is pushed, limited block 311 is detached from limiting groove 121 and constrains, and driving plate 72 is moved down with rotary knob rod 3 makes mandril 9
The elastic force of spring 91 is overcome to move down triggering security solenoid valve 8, gas source master switch is opened.
Lower limit boss 112 carries out gear to limited block 31 and rotary knob rod 3 is prevented to rotate clockwise, and is rotating counterclockwise knob
During bar 3 to first angle α 1, the first angle α 1 in the present embodiment is 50 degree, and band movable valve plug 2 turns to inlet channel
1a builds slot 22 by the ever-burning flame and is connected to the first ever-burning flame auxiliary port 1c1, meanwhile, inlet channel 1a and fire hole 24 hinder
It is disconnected；Combustion gas is passed sequentially through after inlet channel 1a, venting cavity 21, ever-burning flame build slot 22, the first ever-burning flame auxiliary port 1c1 and is passed through by growing
Open fire outlet passageway 1d discharge, and fire hole 24 is still blocked with outlet passageway 1b, it is ensured that outlet passageway 1b is in state of dying；This
When ignition switch be not triggered.
In rotary knob rod 3 in first angle 1 location status of α, the alignment igniting groove 111 of limited block 311, so that rotary knob rod 3
State can be moved down further and can complete igniting in the position, and ever-burning flame is lighted.
After loosing one's grip, rotary knob rod 3 moves up under the effect of reset spring 32, and limited block 311 and lower limit boss 112 misplace, can
Further to rotate rotary knob rod 3. counterclockwise
During rotary knob rod 3 rotates counterclockwise from first angle α 1 toward 2 direction second angle α, band movable valve plug 2 is turned to
Inlet channel 1a and the first ever-burning flame auxiliary port 1c1 is blocked, and inlet channel 1a is connected to fire hole 24, meanwhile, the second ever-burning flame
Auxiliary port 1c2 assists base slot 23 to be connected to ever-burning flame.Combustion gas is divided into two-way, passes through inlet channel 1a, venting cavity 21, length all the way
Open fire auxiliary passes through after building slot 23, the second ever-burning flame auxiliary port 1c2 by ever-burning flame outlet passageway 1d discharge, and ever-burning flame is still by point
Combustion；Another way combustion gas is discharged after passing sequentially through inlet channel 1a, venting cavity 21, fire hole 22, valve port 10 by outlet passageway 1b, and
Outlet passageway 1b can be connected with the fire row in gas burning roastor.
Claims (10)
1. a kind of structure improved thermostat valve with ever-burning flame function, including it is internal with inlet channel (1a), outlet passageway
The valve body (1) of (1b) and ever-burning flame outlet passageway (1c), valve body (1) is interior to be equipped with revolvable spool (2), and spool (2) lower part is set
Have opening down venting cavity (21), be provided with fire hole (24) on venting cavity (21) side wall, is equipped on valve body (1) described to drive
The rotary knob rod (3) of spool (2) rotation, rotary knob rod (3) holding move up trend；Control outlet passageway is additionally provided in the valve body (1)
The valve block (4) of (1b) gas output；It is characterized by: the valve block (4) is located at the lower section of spool (2), and the rotation energy of spool (2)
It drives the valve block (4) mobile, the first ever-burning flame auxiliary being connected to ever-burning flame outlet passageway (1c) is equipped in the valve body (1)
Air flue (1c1) and the second ever-burning flame auxiliary port (1c2), the periphery wall of the spool (2) be equipped with ever-burning flame build slot (22) and
Ever-burning flame auxiliary builds slot (23), wherein the ever-burning flame is built slot (22) and venting cavity (21) and blocked, and the ever-burning flame auxiliary builds slot
(23) both ends are connected to by spool (2) side wall upper opening undercut slots directed downwardly (231) with venting cavity (21)；Spool (2)
Rotational energy determines whether inlet channel (1a) is connected to fire hole (24) and whether inlet channel (1a) is by ever-burning flame base slot
(22) it is connected to the first ever-burning flame auxiliary port (1c1), the rotation of spool (2) can also determine the second ever-burning flame auxiliary port
Whether (1c2) assists base slot (23) to be connected to ever-burning flame.
2. the structure improved thermostat valve with ever-burning flame function according to claim 1, it is characterised in that:
Rotary knob rod (3) and spool (2) in a state of nature under, the fire hole (24) and outlet passageway (1b) are blocked, first long
Open fire auxiliary port (1c1) and ever-burning flame build slot (22) blocking, the second ever-burning flame auxiliary port (1c2) and ever-burning flame auxiliary and build slot
(23) it blocks；
In rotary knob rod (3) from reset condition towards during turning to first angle (α 1), the spool (2) can be driven to turn to
Inlet channel (1a) builds the position that slot (22) are connected to the first ever-burning flame auxiliary port (1c1) by the ever-burning flame, meanwhile, into
Gas channel (1a) and fire hole (24) are blocking state；
During rotary knob rod (3) is continued to rotate from first angle (α 1) state to second angle (α 2), the spool is driven
(2) turn to the position that inlet channel (1a) and the first ever-burning flame auxiliary port (1c1) block, meanwhile, inlet channel (1a) with
Fire hole (24) is connected state, and it is connected state that the second ever-burning flame auxiliary port (1c2) and ever-burning flame auxiliary, which build slot (23),.
3. the structure improved thermostat valve with ever-burning flame function according to claim 2, it is characterised in that: the rotary knob rod
(3) during rotating counterclockwise from first angle (α 1) toward the direction second angle (α 2), band moving valve plate (4) court makes outlet passageway
The direction that (1b) gas output increases is mobile.
4. the structure improved thermostat valve with ever-burning flame function according to claim 3, it is characterised in that: the outlet is logical
The middle part in road (1b) is equipped with valve port (10), and valve port (10) is located at the underface of spool (2), and the valve block (4) constrains in valve port
(10) lower section can simultaneously move up and down, and moving down for valve block (4) can be such that the opening degree of valve port (10) increases, and valve block (4) moves up then
The opening degree of valve port (10) can be made to reduce；During spool (2) rotates counterclockwise, the rotation of spool (2) band moving valve plate (4) to
Lower movement；During spool (2) rotates clockwise, rotation band moving valve plate (4) of spool (2) is moved up.
5. the structure improved thermostat valve with ever-burning flame function according to claim 4, it is characterised in that: the valve body
(1) it is equipped with auxiliary port (1d) in, the air inlet (1d1) of auxiliary port (1d) is located above valve port (10), auxiliary port (1d)
Gas outlet (1d2) be located at below valve port (10), in the state that valve block (4) close valve port (10), go out from fire hole (22)
The combustion gas come can only be connected to by auxiliary port (1d) with the outlet end of outlet passageway (1b).
6. the structure improved thermostat valve with ever-burning flame function according to claim 5, it is characterised in that: the auxiliary gas
Adjusting stream (13) to adjust auxiliary port (1d) gas output is vertically equipped in road (1d).
7. the structure improved thermostat valve with ever-burning flame function according to claim 5, it is characterised in that: the valve block
(4) it is fixed on the middle part of an adjusting rod (7), the top of adjusting rod (7) is inserted into the undercut slots of spool (2) lower end, spool energy phase
Adjusting rod (7) is moved up and down and the rotational energy of spool drive adjusting rod (7) rotation, the bottom of adjusting rod (7) is provided with opening
Threaded hole (71) directed downwardly, the bottom in the valve body (1) are fixed with threaded post (61), and threaded post (61) is located at adjusting rod (7)
Lower section and insertion be threaded in the threaded hole (71).
8. the structure improved thermostat valve with ever-burning flame function according to claim 7, it is characterised in that: the valve body
(1) bottom, which is worn, is fixed with power part (6), and the threaded post (61) is arranged on the power part (6), power part (6)
It can be moved up and down and expanding with heat and contract with cold, the lower section of the valve block (4) is equipped with secondary spring (62).
9. the structure improved thermostat valve with ever-burning flame function according to claim 2, it is characterised in that: the valve body
It (1) include valve seat (11) and the valve deck (12) being fixed on valve seat (11), valve deck (12) inner top surface is equipped with limiting groove
(121) and upper limit boss (122), the inner hole top surface of valve seat (11) are equipped with igniting groove (111) and lower limit boss (112),
It is fixed with rotary spacing disk (31) on the rotary knob rod (3), the limited block (311) that rotary spacing disk (31) has side convex；It is revolving
Button bar (3) in a state of nature under, the holding of limited block (311) on the rotary spacing disk (31) is caught in limiting groove (121)
Trend；After rotary knob rod (3) pushes in home position, the lower limit boss (112) carries out gear to limited block (31) and prevents rotation
Button bar (3) rotates clockwise；In the state that rotary knob rod (3) turns to first angle (α 1) from reset condition court, the limit
Block (311) alignment igniting groove (111), enable rotary knob rod (3) in the position state further moved down and can complete light a fire；
Shifting state is carried out in limited block (311) and upper limit boss (122), blocks rotary knob rod (3) further rotation counterclockwise.
10. the structure improved thermostat valve with ever-burning flame function according to claim 1, it is characterised in that: the valve body
(1) it is equipped in security solenoid valve (8), security solenoid valve (8) and the spool (2) interval are arranged and are located at inlet channel
In (1a), it is equipped with mandril (9) on the valve body (1), moving down for mandril (9) can trigger the security solenoid valve (8), mandril
(9) it is arranged with the spring (91) for making mandril (9) to keep moving up trend on, is arranged energy driving plate (92) on the rotary knob rod (3), drives
Movable plate (92) can be moved axially with rotary knob rod (3) but rotary knob rod (3) can be rotated relative to driving plate (92) around own axes.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910604185.XA CN110242771B (en) | 2019-07-05 | 2019-07-05 | Temperature control valve with improved structure and long open fire function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910604185.XA CN110242771B (en) | 2019-07-05 | 2019-07-05 | Temperature control valve with improved structure and long open fire function |
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| CN110242771A true CN110242771A (en) | 2019-09-17 |
| CN110242771B CN110242771B (en) | 2024-06-25 |
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