CN86104996A - Gas controller in gas fittings - Google Patents

Gas controller in gas fittings Download PDF

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Publication number
CN86104996A
CN86104996A CN86104996.9A CN86104996A CN86104996A CN 86104996 A CN86104996 A CN 86104996A CN 86104996 A CN86104996 A CN 86104996A CN 86104996 A CN86104996 A CN 86104996A
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CN
China
Prior art keywords
valve
gas
auxiliary switching
chamber
flow control
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN86104996.9A
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Chinese (zh)
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CN1006658B (en
Inventor
伊藤宏
幸村正彦
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Rinnai Corp
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Rinnai Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rinnai Corp filed Critical Rinnai Corp
Publication of CN86104996A publication Critical patent/CN86104996A/en
Publication of CN1006658B publication Critical patent/CN1006658B/en
Expired legal-status Critical Current

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Classifications

    • 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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/20—Excess-flow valves
    • 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
    • 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
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/10—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with auxiliary valve for fluid operation of the main valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N1/00—Regulating fuel supply
    • F23N1/02—Regulating fuel supply conjointly with air supply
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2235/00—Valves, nozzles or pumps
    • F23N2235/12—Fuel valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2235/00—Valves, nozzles or pumps
    • F23N2235/12—Fuel valves
    • F23N2235/24—Valve details

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Feeding And Controlling Fuel (AREA)
  • Mechanically-Actuated Valves (AREA)
  • Safety Valves (AREA)

Abstract

The invention relates to the gas control equipment in gas fittings.In this device, with passage that gas burner is connected on be provided with gas-off valve, removable this valve of usefulness push rod.Flow control valve places on the gas passage and with this valve and links to each other.The improvement of this control device is: be provided with a bypass of passing flow control valve on gas passage, in bypass, assign the auxiliary switching valve that places the switch valve back and can move thereupon, thereby the coal gas amount of supplying with gas burner can be shifted its terminal ignition location onto and increases along with push rod.

Description

Gas controller in gas fittings
This invention relates to a kind of gas controller, is used for the gas fittings as gas cooker and so on.
About this class device, once there were some to propose patent application, for example in " the clear and 58-145758 of Japanese patent application ", once delivered one type, its design is, in the gas passage that connects with gas burner, assign a gas-off valve, if with a push control rod from its end position shift-in to its terminal location to operate an igniter, and then allow it be moved back into its centre position, then gas-off valve is moved to the predetermined rear positions of driving valve position that surmounts it earlier, and then moves to the predetermined valve position of opening.In this gas passage, also assigned a flow control valve of contacting with gas-off valve, it can be moved by another control stick, thereby can control its aperture.The improvement aspect that this designing institute proposes is, when ignition operation, in order to make the disposable increase of coal gas amount of introducing burner to reach stable lighting, push control rod is furnished with a gangbar, if, can make the side that flow control valve is transformed into increases gas flow by gangbar therefore with the aforementioned terminals position of push control rod shift-in to it.
; this device is not quite convenient; because when each ignition operation; flow control valve must be transformed into a side that increases the coal gas amount; and then make it get back to its predetermined aperture position, therefore the structure of this device is with regard to more complicated, and; if control valve is owing to have fault and can not return, that just can not realize the flow-control be scheduled to.
The purpose of this invention provides a kind of device that overcomes above-mentioned shortcoming, when ignition operation, needn't change flow control valve that is:, can increase the coal gas amount that flows to burner.
According to this invention, gas controller is to arrange like this: assign a gas-off valve in the gas passage that connects with gas burner, if with a push control rod from its end position shift-in to its terminal location to operate an igniter, and then allow it turn back to its centre position, then gas-off valve is moved to the predetermined rear positions of driving valve position that surmounts it earlier, and then turns back to the predetermined valve position of opening.In this gas passage, also assigned the main valve an of flow control valve and an electromagnetic valve and so on, they and gas-off valve are contacted, and flow control valve can be moved by another control stick, thereby can control its aperture.It is characterized in that gas passage is provided with a bypass, parallel with flow control valve; Assign an auxiliary switching valve in the bypass, this auxiliary switching valve can link with gas-off valve, if gas-off valve is in above-mentioned rear positions, then auxiliary switching valve is opened, if gas-off valve is in out valve position, then auxiliary switching valve is closed.In addition, auxiliary switching valve is placed in the gas-off valve back, and with it to directly, main valve then is placed in its side, and parallel with it.
Referring now to accompanying drawing, explain orally some object lessons of this invention:
Wherein: Fig. 1 is the profilograph of an embodiment of this invention device.
Fig. 2 is the vertical view of same embodiment, and wherein some omits.
Fig. 3 is the III-III profile among Fig. 2.
Fig. 4-the 6th, the profile that amplifies, the operation of expression gas-off valve and auxiliary switching valve.
Fig. 7 is the coal gas line map.
Fig. 8 is the vertical view of another embodiment of this invention device.
Fig. 9 is its profilograph.
Figure 10 is the horizontal sectional drawing of same example.
Figure 11 is its coal gas line map.
Figure 12 is the profilograph of another embodiment of this invention device.
Figure 13 is the profilograph of pith of another embodiment of this invention device.
Fig. 1-7 shows an embodiment, and wherein numeral 1 is represented machine itself, and its constitutes the gas fittings as gas cooker and so on, and numeral 2 expressions are located at one of them valve group.In this valve group 2, be provided with the gas passage 3 that connects with the gas burner (not shown), and be provided with electromagnetic valve 4 as main valve, gas-off valve 5 and flow control valve 6, they assign in the gas passage 3 in turn, in addition, also has the guiding gas passage 7 that comes out from gas passage 3 forks and assign into guiding gas valve 8 passage 7.In addition, be provided with igniter 9,, be located near the burner spark plug in order to operation comprising ignition switch at the downside of valve group 2.
Numeral 10 expression among the figure is located at a push button push control rod on the front surface of machine body 1; Numeral 11 expression locking pieces when push control rod 10 turns back to its centre position, are about to its locking or decide retaining; Numeral 12 expressions are located at a lever control stick of machine body 1 top.
Push control rod 10 is in it and plays end position under usual situation, as depicted in figs. 1 and 2.By promoting, it just heads on right-hand move of active force in figure of a main spring, up to its terminal location with operating point firearm 9.If unclamp push rod at that time, it just the left in figure return and arrive its centre position, and be locked in the there by locking piece 11.If unclamp locking piece 11 at that time, then control stick 10 promptly moves and gets back to original end position that rises to left.Along with this coming and going of control stick 10 moved, electromagnetic valve 4 and gas-off valve 5 move by corresponding control stick 22 and 23, to carry out following operation:
Along with moving forward of control stick 10, electromagnetic valve 4 is moved and opens, and after this electromotive force by a thermocouple (not shown) remains on out it under the valve state.Simultaneously, along with moving forward of control stick 10, gas-off valve 5 in figure right-hand move and reach its rear positions, that is: surmount its predetermined valve position of opening; And along with control stick 10 turned back to its centre position afterwards, the left of gas-off valve 5 in figure moves and arrives its above-mentioned valve position of opening.
Above-mentioned lever control stick 12 is provided with to such an extent that can swing around axle 12a to the right and left, and the pivot of axle 12a is contained on its base portion.Along with its swing, flow control valve 6 promptly is moved and carries out following operation:
Flow control valve 6 is connected with the cotter way of upwards opening 14 by pin 13, pin 13 stretches out forward from the top of flow control valve 6,14 of cotter ways vertically are made in the vertical wall of control stick 12, the mid portion of pin 13 passes across a cam path 16 that extends up and down obliquely, cam path 16 is made in the saddle 15, and saddle 15 devices are in the outside of flow control valve 6.Thereby along with the swing of lever control stick 12, flow control valve 6 moves up and down, and its pin 13 is by cam path 16 guidings, thus the aperture that can regulate flow control valve.Saddle 15 forms by an elastic metal sheet is curved flute profile, and the one end is fixed on the valve group 2 with screw 17, thereby makes this integral body also flexible, therefore can be mobile a little up and down.Because the design feature of the cotter way of upwards opening 14 in the time of must changing flow control valve 6 when the kinds of gas change of being supplied, needn't unload control stick 12 and just saddle 15 can be unloaded.
In addition, if cam path 16 is extended so far, thereby it is outwardly open to be that its end can reach a lateral edges of saddle 15, shown in the dotted line 16a among Fig. 3, even then flow control valve 6 has been inserted in its valve chamber, also can easily pin 13 open ends from cam path 16 be inserted into the cam path and goes.
Be more detailed description below to flow control valve 6:
An aperture 6a is arranged to guarantee minimum flow at the center of flow control valve, a step portion 6b is arranged on the periphery of flow control valve, it has the step of several various outer diameters, therefore moved up and down and its pin 13 when guiding when valve 6 by cam path 16, what gap between step portion 6b and valve seat 6c can divide change, and makes the flow of coal gas to regulate selectively on request.
When valve 6 moves to extreme lower position, on the shoulder plane of step portion 6b upper end just with the end face driving fit mutually of valve seat 6c, the result is can only be from the coal gas amount of aperture 6a by minimum.
According to this invention, use above-mentioned layout, gas passage 3 is provided with a bypass 18 parallel with control valve 6, in bypass 18, be provided with auxiliary switching valve 19 again, it arranges to such an extent that can move along with moving of gas-off valve 5, if make that valve 5 is when above-mentioned rear positions, then valve 19 is opened, if and valve 5 is above-mentioned when driving valve position, then valve 19 is closed.
Can be described in more detail as follows to this point with reference to the example in the accompanying drawing:
Switch valve 5 is made this form, promptly has valve body 5c among the valve chamber 5a, the valve opening 5b that valve body 5c faces in its front, valve chamber 5a forward and extend back, thereby can move the active force of living in spring 5d with item backward.Auxiliary switching valve is made this form, promptly has valve body 19b among the valve chamber 19a, and valve body 19b extends back and forms integral body with valve body 5c from valve body 5c, and valve chamber 19a extends back and communicates with valve chamber 5a from valve chamber 5a.In this case, valve chamber 19a makes this form, and promptly its rear portion diameter is bigger than anterior diameter, and between forms a way station shoulder portion 19c.This form is made in bypass 18, and promptly its contact channel 18a can extend to the next door from the rear portion of valve chamber 19a, so that communicate with gas passage 3 in the downstream of valve 6.Thereby valve 5 and 19 is combined into a valve body of branch prime and back level, so valve body can be done smallerly.
Bypass 18 is that drilling is come out on the trailing flank of valve group 2, and contact channel 18a drilling in bypass 18 is come out.
Gas-off valve 5 and auxiliary switching valve 19 insert bypass 18 from the openend of bypass 18, then openend are obturaged with cover plate.In addition, the gas flow that flows through bypass 18 is set up less than the maximum stream flow of being set up by control valve 6, thereby can prevent such danger, and promptly under the situation of a large amount of throttlings of control valve, when valve 5 turned back to its centre position, burner extinguished easily.
In example, control stick 23 is made has a part 23a that diameter is narrow and small, is used as the guiding gas valve 8 that is inserted in the guiding gas passage 7, makes to guide gas valve 8 and auxiliary switching valve 19 processing and manufacturing simultaneously easily.The mode of operation of guiding gas valve 8 is as follows: if push rod 10 plays end position at it, then this valve cuts out, as shown in Figure 4; And if push rod 10 is pushed and move on to its terminal location, then this valve is opened, and as shown in Figure 5, then, if push rod 10 turns back to its centre position, then this valve cuts out once more, as shown in Figure 6.
Another embodiment of Fig. 8-11 expression this invention.Wherein, be provided with gas regulator 21 on the top of valve group 2, it is inserted in the gas passage 3, and is between electromagnetic valve 4 and the gas-off valve 5, as shown in figure 11; Flow control valve 6 is arranged on the next door of gas regulator 21, and is connected with control stick 12 by lever auxiliary operating rod 24.
Figure 12 represents another embodiment of this invention.Wherein, what be used as main valve 4 is not above-mentioned electromagnetic valve, but a cut-off valve; Flow control valve 6 is made of the extension 6e of valve body 6d and reduced, 6e stretches out from the front end of main body 6d, and be inserted among the valve opening 6f, valve opening 6f has two-stage, the one-level diameter is less, another grade diameter is bigger, makes to form gap l between the small diameter portion of less extension 6e of diameter and valve opening 6f 1, and guarantee minimum gas flow, and make and between the circular bead surface of the front end face of valve body 6d and valve opening 6f, form a ratio gap l by it 1Big gap l 2All the other structures and the example shown in Fig. 1-7 of this embodiment are the same.
Figure 13 represents the pith of another embodiment of this invention.Wherein, gas-off valve 5 and auxiliary switching valve 19 are separated from each other.Valve 5 and 19 is to be arranged in this wise on the line, promptly their axis can be mutually to directly; At first, gas-off valve 5 is opened by promoting push rod 10, then, if push rod 10 is pushed to its terminal location, then auxiliary switching valve 19 is pushed by gas-off valve 5, thereby opens, when making gas-off valve 5 turn back to its centre position when unclamping push rod 10, auxiliary switching valve 19 is promptly closed once more, switch valve 5 then therebetween the position keep its open mode.
Secondly, the operation of this invention device can be illustrated as follows referring to the specific embodiment shown in Fig. 1-7:
Move to the final position if promote push rod 10 from start position, then igniter 9 is pushed and operates, simultaneously, guiding gas valve 8 is opened, in addition, the electromagnetic valve 4 that is used as cut-off valve is promoted to open by push rod 10, thereby gas burner is lighted at its starting nozzle place.At this moment, gas-off valve 5 is also promoted by push rod 10 and opens, and auxiliary switching valve 19 is also opened thereupon moving backward.This operation clearly is shown in Fig. 4 and Fig. 5.As a result, flow control valve 6 and be opened with its parallel bypass 18 and allow coal gas pass through makes the coal gas amount that is supplied to gas burner increase, and burner just obtains stable lighting.If push rod 10 is released and get back to its centre position at that time, then gas-off valve 5 is just got back to the predetermined valve position of opening, and auxiliary switching valve 19 is closed, as shown in Figure 6.Consequently, the coal gas recruitment that flows through bypass 18 just stops, and burner just enters usual fired state, and is controlling the coal gas amount of supplying to burner by flow control valve 6.
Therefore, according to this invention, gas burner obtains many gas supplies when igniting, in order to obtain reliable and stable lighting. Gas burner increased the gas supply amount is performed such, by be inserted in the parallel bypass of flow control valve in auxiliary switching valve bypass is opened, thereby can solve the inconvenient problem when using common unit. In common unit, the mode that increases the coal gas amount is control valve once to be transformed into a side that increases the coal gas amount. In addition, auxiliary switching valve be arranged on gas-off valve the rear and with it to directly, cut-off valve is arranged on a side of these valves, its axis is parallel with the axis to straight of these valves, therefore the valve seat of cut-off valve and the valve seat of switch valve can start simultaneously, thereby have made things convenient for operation.

Claims (5)

1, in gas fittings, uses a kind of like this gas controller, that is: in the gas passage that connects with gas burner, assign a gas-off valve, if with a push control rod from its end position shift-in to its terminal location to operate an igniter, and then allow it turn back to its centre position, then gas-off valve is moved to the predetermined rear positions of driving valve position that surmounts it earlier, and then turns back to the predetermined valve position of opening.In this gas passage, also assigned the main valve an of flow control valve and an electromagnetic valve and so on, they and gas-off valve are contacted, and flow control valve can be moved by another control stick, thereby can control its aperture.It is characterized in that: gas passage is provided with a bypass, and is parallel with flow control valve; Assign an auxiliary switching valve in the bypass, this auxiliary switching valve can link with gas-off valve, if gas-off valve is in above-mentioned rear positions, then auxiliary switching valve is opened, if gas-off valve is in out valve position, then auxiliary switching valve is closed, in addition, auxiliary switching valve is placed in the gas-off valve back, and with it to directly, main valve then is placed in its side, and parallel with it.
2, by the described gas controller of claim 1, it is characterized in that: gas-off valve has one forward and the valve chamber that extends back, have in the valve chamber one can be forward and the valve body that moves backward; Auxiliary switching valve has a valve chamber, and this valve chamber extends back from above-mentioned valve chamber, also has a valve body, and this valve body extends back from above-mentioned valve body, and becomes integrally extension forward with above-mentioned valve body.
3, by the described gas controller of claim 1, it is characterized in that: gas-off valve has one forward and the valve chamber that extends back, have in the valve chamber one can be forward and the valve body that moves backward; Auxiliary switching valve has a valve body, and this valve body separates with above-mentioned valve body, but can handle with above-mentioned valve body, and this valve body can move the valve chamber that extends back from above-mentioned valve chamber.
4, by the described gas controller of claim 1, it is characterized in that: the gas flow that flows through the bypass that is inserted with auxiliary switching valve is set up less than the maximum gas flow of being set up by flow control valve.
5, by the described gas controller of claim 1, it is characterized in that: two control sticks that are respectively applied for gas-off valve and main valve all are provided with a guiding gas valve.
CN86104996A 1985-08-20 1986-08-16 Gas controller of gas fittings Expired CN1006658B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP60181102A JPS6241516A (en) 1985-08-20 1985-08-20 Gas control device in gas appliance
JP181102/85 1985-08-20

Publications (2)

Publication Number Publication Date
CN86104996A true CN86104996A (en) 1987-03-11
CN1006658B CN1006658B (en) 1990-01-31

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ID=16094874

Family Applications (1)

Application Number Title Priority Date Filing Date
CN86104996A Expired CN1006658B (en) 1985-08-20 1986-08-16 Gas controller of gas fittings

Country Status (3)

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JP (1) JPS6241516A (en)
KR (1) KR920006115B1 (en)
CN (1) CN1006658B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107514656A (en) * 2017-08-29 2017-12-26 广东阿诗丹顿电气有限公司 A kind of kitchen range instantaneous ignition and instantaneous Control large fire method

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5424015A (en) * 1992-09-29 1995-06-13 Yamashita Rubber Kabushiki Kaisha Method and device for manufacturing rubber bend pipe

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107514656A (en) * 2017-08-29 2017-12-26 广东阿诗丹顿电气有限公司 A kind of kitchen range instantaneous ignition and instantaneous Control large fire method
CN107514656B (en) * 2017-08-29 2019-04-02 广东阿诗丹顿电气有限公司 A kind of kitchen range instantaneous ignition and instantaneous Control large fire method

Also Published As

Publication number Publication date
JPS6241516A (en) 1987-02-23
KR920006115B1 (en) 1992-07-27
JPH0260933B2 (en) 1990-12-18
KR870002411A (en) 1987-03-31
CN1006658B (en) 1990-01-31

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