CN2070871U - Thermocouple type ignition time saver for gas birmer - Google Patents
Thermocouple type ignition time saver for gas birmer Download PDFInfo
- Publication number
- CN2070871U CN2070871U CN 90216683 CN90216683U CN2070871U CN 2070871 U CN2070871 U CN 2070871U CN 90216683 CN90216683 CN 90216683 CN 90216683 U CN90216683 U CN 90216683U CN 2070871 U CN2070871 U CN 2070871U
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- China
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- thermocouple
- gas
- magnetic valve
- ignition
- electric current
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Abstract
The utility model relates to an ignition time saving device of thermocouple type gas implement which is provided with a thermocouple round a fire hole of the gas implement. An electromagnetic valve connected with the thermocouple through a circuit is arranged in a gas channel of an ignition switch of the gas implement, to generate electric current through the thermocouple to accordingly switch on or off the electromagnetic valve. The utility model is characterized in that a second thermocouple connected with the electromagnetic valve is arranged in front of a flame projecting port of the gas implement, in order that the flame generated from the flame projecting port heats the second thermocouple rapidly at the moment of ignition to generate electric current to make the electromagnetic valve magnetized to keep the gas channel through, to decrease the time of ignition push and ensure the fire to be ignited successfully.
Description
The utility model relates to the Gas appliance igniter, relates to a kind of thermojunction type gas combustion utensil igniting time saving device particularly.
As shown in Figure 1, 2, for a kind of gas oven (20), this flame-out self closing device (10) of having set up flame-out self closing device (10) includes: a thermocouple (11), this thermocouple is installed in the side of this watt phase burner (21), in order to detect burner (21) temperature on every side; One magnetic valve (12), this magnetic valve are installed on this gas oven (20) Switch main body (22), and connect with this thermocouple (11) with circuit, in order to control opening or closing of the interior gas feed path of this Switch main body (22).Whether its operating principle is to come the perception stove fire to extinguish with near the difference variation this thermocouple (11) detecting burner, thereby controls the breakdown of this magnetic valve (12) or close to avoid gas to leak.
Said apparatus is when igniting, must push the ignition switch (23) of gas oven earlier, one of make in it Valve plug (13) of depression bar (24) this magnetic valve of roof pressure (12), make it displacement, be advanced into earlier in this Switch main body for Device in Gas, rotate this ignition switch (23) igniting then.After burner flame is lighted, the user still need push this switching knob a period of time, and (this time decides on the calorific value of combustion gas, barreled gas needs 3-5 second approximately, casinghead gas then needs 5-8 about second approximately), make this electromagnetism idol (12) keep the unimpeded of Device in Gas passage, this thermocouple (11) just can have the abundant time to be subjected to enough heats to produce electric current, and make this magnetic valve (12) produce magnetic attracting force and this Valve plug (13) is adsorbed with this electric current, so that gas channel continues to keep is unimpeded.When burner flame accident is extinguished, this thermocouple (12) can't obtain abundant heat, so that the electric current of generation weakens gradually, and last electric current interrupts eventually, cause the magnetic of this magnetic valve (12) to disappear, this Valve plug (13) then is subjected to the resilient force of a spring (14) and seals this gas channel automatically, leaks to prevent gas.
This self closing device (10) is owing to need not the control device of power supply and other mechanical types or electronic type, therefore is specially adapted to the place of affected by moisture easily such as kitchen.The reliability of this control device is splendid, has extremely excellent protection effect on Gas appliance safe in utilization.Yet because the thermocouple of said apparatus is installed in the gas oven by the ring fire flame mostly, in this about the nearly 18-24 of the fire jetting hole hole of ring oven head, gas is through burning with spraying through this fire jetting hole respectively after air mixes again during igniting.Since each fire jetting hole can generation the flame temperature very limited, so can't make this thermocouple be subjected to enough heats in the short time immediately and make the electric current of its generation capacity at the utmost point.So this gas switch must continue to push a period of time after igniting, can light stove fire.Otherwise if let go in advance, this Valve plug (13) will be blocked the gas path more immediately and gas supply is interrupted, and cause cold run.So common people's repetitiousness igniting of being unfamiliar with this type gas oven is not but always.Moreover, even if skilled user when each igniting, must continue to push about about 5 seconds, just be easy to generate impatient psychology, thereby influence igniting smoothly.Therefore, this kind safety device defectiveness and must further being improved still in igniting.
The utility model is intended to overcome the defective of above-mentioned igniter, and for this reason, the main purpose of the utility model is to be to provide a kind of thermojunction type Gas appliance igniting time saving device, and this device can be finished the igniting action in the short period of time smoothly.
For reaching above-mentioned purpose, according to a kind of thermojunction type Gas appliance igniting time saving device that the utility model provided, be a kind of thermocouple that around the Gas appliance burner, is provided with, and on the gas path of this Gas appliance ignition switch, a magnetic valve is set, this magnetic valve connects with this thermocouple with circuit, so that produce electric current and correspondingly control the breakdown of this magnetic valve or close being heated by this thermocouple, be primarily characterized in that: one second thermocouple also is installed in bocca the place ahead of this Gas appliance, this second thermocouple also connects with this magnetic valve with circuit, so that utilize the strong flame of instantaneous this bocca generation of igniting that this second thermocouple is heated rapidly, make it just can produce electric current at short notice, so that producing magnetic force rapidly, this magnetic valve make the gas path keep unimpeded, thereby the compressing time when reducing igniting, and can guarantee the smooth point of stove fire.
After now exemplifying a preferred embodiment and conjunction with figs. and being described in more detail in, the explanation by this embodiment is when the understanding and the approval that can have purpose, feature and the effect of the utility model further.
Fig. 1 is the organigram of the flame-out automatic closed safe gas oven of traditional thermojunction type.
Fig. 2 is the top view of its spray nozzle part branch among Fig. 1.
Fig. 3 is the organigram of a preferred embodiment of utility model.
Fig. 4 is the top view of the bocca part among Fig. 3.
At first see also Fig. 3, the rigging position figure that uses at gas oven for the utility model shown in the figure, this gas oven (30) includes: a burner (31); One gas switch body (32), two gas manifolds of this Switch main body connect with the inner and outer rings path of this burner (31) respectively, and its summit is provided with a bocca (33); One gas supply pipe (34), this pipe connects with this gas switch body (32); One magnetic valve (35) is installed within this gas switch body (32) end, in order to the breakdown of controlling the interior gas supply line of this body (32) (36) or close; One thermocouple (37), be installed in by the interior ring fire flame of this burner (31) fire jetting hole, and connect with this magnetic valve (35) with circuit (38), so that utilize this thermocouple be heated generation electric current and make this magnetic valve (35) produce magnetic so that its Valve plug (39) is held, make interior gas supply pipeline (36) maintenance of this body (32) unimpeded; One rotary switch (40) is installed in end outside this gas switch body (32); In order to the breakdown of each gas manifold of controlling this gas switch body (32) or close; One piezoelectrics (41) are installed in the side of this rotary switch (40), and its igniter head (42) then is installed in this bocca (33) the place ahead.Produce high tension spark owing to being subjected to affecting of this rotary switch (40) and in this bocca (33) the place ahead, thereby light, thereby burn into one strong flame from a large amount of watts of phases of this bocca (33) ejection.Utilize the gas of this this burner of strong flame ignition (31) inner and outer rings ejection and burn into flame, it is characterized in that also adding one second thermocouple (43) in this bocca (33) the place ahead.What this second thermocouple (43) was same connects with this magnetic valve (35) with circuit (44), this first thermocouple (37) and second thermocouple (43) parallel connection, so that the electric current that is produced by this first thermocouple (37) and second thermocouple (43) makes this magnetic valve (35) generation magnetic and holds its Valve plug (39), thereby keeps the unimpeded of the interior gas supply pipeline (36) of this gas switch body (32).
Characteristics of the present utility model are: because the flame of this bocca (33) ejection is quite strong, just be enough to it is ejected into the inner and outer rings of this burner (31) and will ignite from the gas of this inner and outer rings ejection. Therefore at ignition point, the combustion heat that this bocca (33) is produced is the highest in full stove device, so inventor of the present utility model adds one second thermocouple (43) at this bocca (33) front end dexterously, in order to accept the high unit heat energy of this bocca (33) and make it at short notice generation current at ignition point, and utilize this electric current to make this magnetic valve (35) produce magnetic and its Valve plug (39) is held, so that this gas supply pipeline (36) keeps continuing is unimpeded. When the user presses this rotary switch (40) after about 1 to 2 second, can loosen this rotary switch (40), the flame of this bocca this moment (33) can extinguish at once, still have surplus heat in the time of only therefore and make the electric current of this second thermocouple (43) keep about 20-30 second, this section period is enough to make this first thermocouple (37) to accept enough heats and generation current, do not disappear in order to keep the magnetic of magnetic valve (35), can light in the time of weak point so this gas protects (30).
What need add a supplementary explanation is, the utility model not only can shorten the duration of ignition, if push switch (40) deficiency of time and when failing to light, because the strong flame of bocca (33) ejection is preheated to certain degree with this second thermocouple (43) in the ignition process simultaneously for the first time. Therefore only need to rotate again immediately this ignition switch (40) and once just can at once stove fire be lighted, and do not need to continue again to press this ignition switch (40). Simultaneously, because the utility model can guarantee must light when refire time, and can not produce as traditional thermojunction type gas oven because not knowing to continue to press the phenomenon that ignition switch causes repetitiousness to light a fire and all can not light.
Claims (1)
- A kind of igniting time saving device of thermojunction type Gas appliance, this device is provided with a thermocouple around the burner of Gas appliance, and on the gas path of this Gas appliance ignition switch, be provided with a magnetic valve, this magnetic valve connects with this thermocouple with circuit, produce electric current and correspondingly control the breakdown of this magnetic valve or close so that be heated by this thermocouple, it is characterized in that: in bocca the place ahead of this Gas appliance one second thermocouple is installed also, this second thermocouple also connects with this magnetic valve with circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90216683 CN2070871U (en) | 1990-07-19 | 1990-07-19 | Thermocouple type ignition time saver for gas birmer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90216683 CN2070871U (en) | 1990-07-19 | 1990-07-19 | Thermocouple type ignition time saver for gas birmer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2070871U true CN2070871U (en) | 1991-02-06 |
Family
ID=4895801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 90216683 Withdrawn CN2070871U (en) | 1990-07-19 | 1990-07-19 | Thermocouple type ignition time saver for gas birmer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2070871U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109539306A (en) * | 2018-09-27 | 2019-03-29 | 中山市思源电器有限公司 | A kind of combustion gas guide ignites device assembly |
| CN112682540A (en) * | 2020-06-10 | 2021-04-20 | 陈俊年 | Timing flameout protection gas valve structure |
-
1990
- 1990-07-19 CN CN 90216683 patent/CN2070871U/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109539306A (en) * | 2018-09-27 | 2019-03-29 | 中山市思源电器有限公司 | A kind of combustion gas guide ignites device assembly |
| CN112682540A (en) * | 2020-06-10 | 2021-04-20 | 陈俊年 | Timing flameout protection gas valve structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
| RN01 | Renewal of patent term | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |