CN205897240U - Gas oven excess temperature protection device - Google Patents
Gas oven excess temperature protection device Download PDFInfo
- Publication number
- CN205897240U CN205897240U CN201620716863.3U CN201620716863U CN205897240U CN 205897240 U CN205897240 U CN 205897240U CN 201620716863 U CN201620716863 U CN 201620716863U CN 205897240 U CN205897240 U CN 205897240U
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- China
- Prior art keywords
- relief valve
- coil
- temperature
- supply unit
- gas
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Abstract
The utility model provides a gas oven excess temperature protection device, includes a relief valve, a thermocouple, a temperature switch and a power supply unit. The relief valve is the twin coil solenoid valve, and the relief valve is equipped with a first coil and a second coil, first coil and second coil electric connection. Thermocouple electric connection is in the relief valve. Temperature switch electric connection is between relief valve and power supply unit, and power supply unit electric connection is between temperature switch and relief valve. The normal back of lighting a fire, the thermocouple temperature rising can let first coil stimulate magnetism, keeps the relief valve and opens. When temperature switch sensed the settlement temperature, temperature switch switched on promptly, and made the second coil stimulate magnetism, can produce back electromotive force for offset stimulating magnetism of first coil, and make safe valve bounce take off, close the gas valve port. Borrow this, can prevent that the condition that the tempering caused the temperature anomaly to rise from taking place, or prevent the glass panels high temperature to reduce the risk of breaking.
Description
Technical field
This utility model is related to a kind of gas oven over-temperature protection device, and more particularly, to one kind is arranged on gas oven, can use
To provide tempering detecting, to prevent the gas oven over-temperature protection device of the excessively high function of face glass temperature.
Background technology
For cooked food, every household has generally purchased gas oven to people, and gas oven is the work cooking cuisines in kitchen
Tool cooks good to eat food although can heat, but because gas oven is to send flame to be cooked, if not paying attention to during use
Note, gas oven also can become the assailant causing disaster.Existing gas oven easily because user be negligent of cleaning maintenance so that
The flame hole of the internal ring portion of burner of gas range (burner) and outer portion is blocked, in turn results in and produces at the inlet end of mixing pipe device
Tempering phenomenon, when being particularly applied to table top stove, is tempered the high temperature producing it is most likely that the rupture of panel (glass) can be caused,
Or the damage parts of periphery, so that gas oven is produced abnormal.
Utility model content
Technical problem to be solved in the utility model, is to provide a kind of gas oven over-temperature protection device, in order to prevent
Tempering causes the situation that temperature anomaly raises to occur, or prevents face glass temperature too high, to reduce risk of rupture.
In order to solve above-mentioned technical problem, this utility model provides a kind of gas oven over-temperature protection device, comprising: a peace
Full valve, this relief valve is Double coil electromagnetic valve, and this relief valve is provided with a first coil and one second coil, this first coil and should
Second coil is electrically connected with；One thermocouple, this thermocouple is electrically connected at this relief valve；One temperature switch；And one power supply dress
Put, this temperature switch is electrically connected between this relief valve and this supply unit, and this supply unit is electrically connected at this temperature and opens
Close and this relief valve between.
Preferably, this thermocouple is electrically connected at the first coil of this relief valve by one first connecting line, and this temperature is opened
Close the second coil being electrically connected at this relief valve by one second connecting line.
Preferably, this supply unit has one first pole and one second pole, and this temperature switch passes through one the 3rd connecting line electricity
Property be connected to the first pole of this supply unit, this relief valve is provided with an earth terminal, and the second pole of this supply unit passes through one the 4th
Connecting line is electrically connected at the earth terminal of this relief valve.
Preferably, this relief valve is arranged on a gas switch, and this relief valve has an overhead-valve bar, and the one of this gas switch
The lower end of rotary shaft is connected to the overhead-valve bar of this relief valve by a driving lever.
Preferably, this temperature switch is arranged in mixing tube, face glass or the nozzle fixed plate of gas oven.
Preferably, this thermocouple is arranged on a burner of gas range.
In order to solve above-mentioned technical problem, this utility model also provides a kind of gas oven over-temperature protection device, comprising: one
Relief valve, this relief valve is Double coil electromagnetic valve, and this relief valve is provided with a first coil and one second coil, this first coil and
This second coil is electrically connected with, and this relief valve is arranged on a gas switch, and this relief valve has an overhead-valve bar, this gas switch
The lower end of a rotary shaft be connected to the overhead-valve bar of this relief valve by a driving lever；One thermocouple, this thermocouple passes through one first
Connecting line is electrically connected at the first coil of this relief valve；One temperature switch, it is electrical that this temperature switch passes through one second connecting line
It is connected to the second coil of this relief valve；And a supply unit, this temperature switch is electrically connected at this relief valve and this power supply
Between device, this supply unit is electrically connected between this temperature switch and this relief valve.
Preferably, this supply unit has one first pole and one second pole, and this temperature switch passes through one the 3rd connecting line electricity
Property be connected to the first pole of this supply unit, this relief valve is provided with an earth terminal, and the second pole of this supply unit passes through one the 4th
Connecting line is electrically connected at the earth terminal of this relief valve.
Preferably, this temperature switch is arranged in mixing tube, face glass or the nozzle fixed plate of gas oven.
Preferably, this thermocouple is arranged on a burner of gas range.
The beneficial effects of the utility model:
After gas oven normal ignition, electric thermo-couple temperature rising can allow the first coil of relief valve excitatory, maintains relief valve
Opening, making gas runner form opening, gas to be delivered to burner of gas range so that gas oven can normally use.
When temperature switch senses design temperature, this temperature switch turns on, and makes the second coil excitation of relief valve, can produce anti-
Electromotive force, in order to offset the excitatory of first coil, so that relief valve escape, so as to closed gas, in order to prevent tempering from causing
The situation that temperature anomaly raises occurs, or prevents face glass temperature too high, to reduce risk of rupture, can increase gas oven and use
Safety.
Furthermore, this utility model relief valve is provided with first coil and the second coil, and this thermocouple is electrically connected at relief valve
First coil, this temperature switch is electrically connected at the second coil of relief valve, and the running of thermocouple and temperature switch will not phase
Mutually disturb, the running of this temperature switch does not interfere with the running of thermocouple and first coil so that thermocouple will not have malfunction
Produce, can accurate temperature sensor.
It is further understood that feature of the present utility model and technology contents for enabling, refer to below in connection with this utility model
Detailed description and accompanying drawing, but accompanying drawing only provide with reference to and explanation use, be not used for this utility model person of being any limitation as.
Brief description
Fig. 1 is the schematic diagram of this utility model gas oven over-temperature protection device.
Fig. 2 is the schematic diagram of this utility model twin coil relief valve.
Fig. 3 is the action schematic diagram of this utility model gas oven over-temperature protection device.
Specific embodiment
Refer to Fig. 1 and Fig. 2, this utility model provides a kind of gas oven over-temperature protection device, espespecially a kind of mechanical type watt
The over-temperature protection device of this stove, this over-temperature protection device is arranged on gas oven, in order to provide tempering detecting function, this gas oven
Over-temperature protection device includes a relief valve 1, a thermocouple 2, a temperature switch 3 and a supply unit 4.
This relief valve 1 is a kind of Double coil electromagnetic valve, and this relief valve 1 may be disposed on a gas switch 5, this relief valve 1
It is communicated in the gas runner (figure is slightly) of gas oven.This relief valve 1 can pass through the rotary shaft 51 of gas switch 5 and driving lever 52 backs down,
That is, this relief valve 1 can have an overhead-valve bar 14, the lower end of the rotary shaft 51 of this gas switch 5 can be connected to peace by driving lever 52
The overhead-valve bar 14 of full valve 1, it is possible to use pushing of this rotary shaft 51 presses overhead-valve bar 14 (as shown in Figure 3) by driving lever 52, makes
This relief valve 1 is opened, so that gas runner can form opening, so that gas is delivered to burner of gas range 6.
This thermocouple 2 is electrically connected at relief valve 1, and this thermocouple 2 may be disposed at the burner of gas range 6 (burner) of gas oven
On, the construction of this burner of gas range 6 is not intended to limit, and can be existing various burner of gas ranges, for example, can include internal ring portion for one kind
61 and the dicyclic burner of gas range of outer portion 62, this internal ring portion 61 and outer portion 62 are respectively equipped with multiple flame holes 611 and 621, should
A little flame holes 611 and 621 can be flame envelope hole or internal flame hole, is not limited.Certainly this burner of gas range 6 is alternatively general monocyclic
Burner of gas range, that is, this burner of gas range 6 can also only include a ring portion.
This thermocouple 2 is arranged on burner of gas range 6, may be used to the temperature of detecting gas burner 6, and this thermocouple 2 is arranged at
Position on burner of gas range 6 is not intended to limit, and in the present embodiment, this thermocouple 2 is arranged at the internal ring portion 61 of burner of gas range 6 and outer
Between ring portion 62.When this burner of gas range 6 is flame-out because of the phenomenon such as wind or excessive soup, can control this relief valve 1 pass immediately
Close, to promote the safety of gas oven use.Due to opened using this relief valve 1 and closed gas runner structure, substantially with
Prior art is identical, not the emphasis of this utility model demand, therefore is not described in detail.
This relief valve 1 is provided with a first coil 11 and one second coil 12 (as shown in Figure 2), first coil 11 and the second line
Circle 12 electric connection.This thermocouple 2 is electrically connected at the first coil 11 of relief valve 1, that is, this thermocouple 2 can pass through one first
Connecting line 7 is electrically connected at the first coil 11 of relief valve 1 so that the temperature message that this thermocouple 2 detects burner of gas range 6 can
To transmit to relief valve 1.
The construction of this temperature switch 3 is not intended to limit, for example, can be a kind of temperature switch of bimetallic form, this temperature switch
3 temperature that may be used to detecting gas stove, when this temperature switch 3 senses design temperature, this temperature switch 3 can turn on.Should
Temperature switch 3 is electrically connected between relief valve 1 and supply unit 4, and this supply unit 4 is electrically connected at temperature switch 3 and peace
Between full valve 1.Specifically, this temperature switch 3 is electrically connected at the second coil 12 of relief valve 1, that is, this temperature switch 3 can
It is electrically connected at the second coil 12 of relief valve 1 by one second connecting line 8.
This supply unit 4 can have one first pole 41 and one second pole 42, and the first pole 41 can be positive pole, and the second pole 42 can be
Negative pole, this temperature switch 3 can be electrically connected at the first pole 41 of supply unit 4 by one the 3rd connecting line 9.This relief valve 1 can
It is further provided with an earth terminal 13, the second pole 42 of this supply unit 4 can be electrically connected at safety by one the 4th connecting line 10
The earth terminal 13 of valve 1.
This temperature switch 3 may be disposed in the existing mixing tube of gas oven, face glass or nozzle fixed plate (figure is slightly), should
The position that temperature switch 3 is arranged on gas oven is not intended to limit, and this temperature switch 3 can be arranged on gas oven in response to being actually needed
Take up an official post the position of temperature to be detected of what is the need for.For example, this temperature switch 3 is arranged at the mixing tube of gas oven, is primarily useful for preventing
Tempering causes the situation that temperature anomaly raises to occur；This temperature switch 3 is arranged on face glass, is primarily useful for preventing glass
Panel temperature is too high, to reduce face glass risk of rupture.
After gas oven normal ignition, thermocouple 2 temperature rising can allow the first coil 11 of relief valve 1 excitatory so that pacifying
Full valve 1 is held, and to maintain relief valve 1 to open, makes gas runner form opening, so that gas is delivered to burner of gas range
6 so that gas oven can normally use.When temperature switch 3 senses design temperature, this temperature switch 3 turns on, and makes peace
Second coil 12 of full valve 1 is excitatory, can produce counter electromotive force, in order to offset the excitatory of first coil 11, so that this safety
Valve 1 escape, so as to closed gas, causes the situation that temperature anomaly raises to occur so as to preventing from being tempered, or prevents face glass temperature
Spend height, the safety of gas oven use to reduce face glass risk of rupture, can be increased.
Furthermore, this utility model relief valve 1 is provided with first coil 11 and the second coil 12, and this thermocouple 2 is electrically connected at
The first coil 11 of relief valve 1, this temperature switch 3 is electrically connected at the second coil 12 of relief valve 1, and thermocouple 2 and temperature are opened
The running of pass 3 will not interfere, and the running of this temperature switch 3 does not interfere with the running of thermocouple 2 and first coil 11, makes
Obtaining this thermocouple 2 will not have misoperation to produce, can accurate temperature sensor.
The foregoing is only preferred embodiment of the present utility model, be not intended to limit to patent protection model of the present utility model
Enclose, therefore the equivalence changes that every utilization this utility model description and accompanying drawing content are made, all it is contained in this practicality in the same manner new
In the rights protection scope of type.
Claims (10)
1. a kind of gas oven over-temperature protection device is it is characterised in that include:
One relief valve, this relief valve is Double coil electromagnetic valve, and this relief valve is provided with a first coil and one second coil, and this first
Coil and this second coil are electrically connected with；
One thermocouple, this thermocouple is electrically connected at this relief valve；
One temperature switch；And
One supply unit, this temperature switch is electrically connected between this relief valve and this supply unit, and this supply unit electrically connects
It is connected between this temperature switch and this relief valve.
2. gas oven over-temperature protection device as claimed in claim 1 is it is characterised in that this thermocouple passes through one first connecting line
It is electrically connected at the first coil of this relief valve, this temperature switch is electrically connected at the of this relief valve by one second connecting line
Two coil.
3. gas oven over-temperature protection device as claimed in claim 2 it is characterised in that this supply unit have one first pole and
One second pole, this temperature switch is electrically connected at the first pole of this supply unit by one the 3rd connecting line, and this relief valve is provided with
One earth terminal, the second pole of this supply unit is electrically connected at the earth terminal of this relief valve by one the 4th connecting line.
4. gas oven over-temperature protection device as claimed in claim 1 is it is characterised in that this relief valve is arranged at a gas switch
On, this relief valve has an overhead-valve bar, and the lower end of a rotary shaft of this gas switch is connected to this relief valve by a driving lever
Overhead-valve bar.
5. gas oven over-temperature protection device as claimed in claim 1 is it is characterised in that this temperature switch is arranged at gas oven
In mixing tube, face glass or nozzle fixed plate.
6. gas oven over-temperature protection device as claimed in claim 1 is it is characterised in that this thermocouple is arranged at a burner of gas range
On.
7. a kind of gas oven over-temperature protection device is it is characterised in that include:
One relief valve, this relief valve is Double coil electromagnetic valve, and this relief valve is provided with a first coil and one second coil, and this first
Coil and this second coil are electrically connected with, and this relief valve is arranged on a gas switch, and this relief valve has an overhead-valve bar, this watt
The lower end of one rotary shaft of this switch is connected to the overhead-valve bar of this relief valve by a driving lever；
One thermocouple, this thermocouple is electrically connected at the first coil of this relief valve by one first connecting line；
One temperature switch, this temperature switch is electrically connected at the second coil of this relief valve by one second connecting line；And
One supply unit, this temperature switch is electrically connected between this relief valve and this supply unit, and this supply unit electrically connects
It is connected between this temperature switch and this relief valve.
8. gas oven over-temperature protection device as claimed in claim 7 it is characterised in that this supply unit have one first pole and
One second pole, this temperature switch is electrically connected at the first pole of this supply unit by one the 3rd connecting line, and this relief valve is provided with
One earth terminal, the second pole of this supply unit is electrically connected at the earth terminal of this relief valve by one the 4th connecting line.
9. gas oven over-temperature protection device as claimed in claim 7 is it is characterised in that this temperature switch is arranged at gas oven
In mixing tube, face glass or nozzle fixed plate.
10. gas oven over-temperature protection device as claimed in claim 7 is it is characterised in that this thermocouple is arranged at a gas oven
On head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620716863.3U CN205897240U (en) | 2016-07-08 | 2016-07-08 | Gas oven excess temperature protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620716863.3U CN205897240U (en) | 2016-07-08 | 2016-07-08 | Gas oven excess temperature protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205897240U true CN205897240U (en) | 2017-01-18 |
Family
ID=57770981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620716863.3U Expired - Fee Related CN205897240U (en) | 2016-07-08 | 2016-07-08 | Gas oven excess temperature protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205897240U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI757220B (en) * | 2021-08-11 | 2022-03-01 | 台灣櫻花股份有限公司 | Fixing structure with switch sensing element of gas stove |
-
2016
- 2016-07-08 CN CN201620716863.3U patent/CN205897240U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI757220B (en) * | 2021-08-11 | 2022-03-01 | 台灣櫻花股份有限公司 | Fixing structure with switch sensing element of gas stove |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170118 Termination date: 20190708 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |