CN102705876B - A kind of gas-cooker of the contactless output gas valve valve rod rotation angle signal of telecommunication - Google Patents
A kind of gas-cooker of the contactless output gas valve valve rod rotation angle signal of telecommunication Download PDFInfo
- Publication number
- CN102705876B CN102705876B CN201210146046.5A CN201210146046A CN102705876B CN 102705876 B CN102705876 B CN 102705876B CN 201210146046 A CN201210146046 A CN 201210146046A CN 102705876 B CN102705876 B CN 102705876B
- Authority
- CN
- China
- Prior art keywords
- valve rod
- gas
- valve
- spirillum
- parts
- 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.)
- Active
Links
- 241000605008 Spirillum Species 0.000 claims abstract description 50
- 239000007789 gas Substances 0.000 claims description 50
- 239000000567 combustion gas Substances 0.000 claims description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract description 2
- 239000003595 mist Substances 0.000 description 5
- 239000000779 smoke Substances 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 241000589902 Leptospira Species 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000006233 lamp black Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Feeding And Controlling Fuel (AREA)
Abstract
The invention discloses the gas-cooker of a kind of contactless output gas valve valve rod rotation angle signal of telecommunication, including: the gas valve of gas-cooker, the valve rod of described gas valve is provided with shake-up parts, the head of these shake-up parts is provided with magnetic, corresponding Hall element is arranged on the fixed position for detecting this magnetic rotational angle, described magnetic, it is shaped as spirillum, described spirillum central shaft and the setting of described valve rod axis coinciding;The fixed position of Hall element be described spirillum highest point near above, gas valve corresponding to the fixed position of Hall element is the position of valve closing, gas valve be provided with make shake-up parts follow valve rod rotate and limit touch parts follow the position limiting structure that valve rod moves axially, being additionally provided with dry-reed tube switch, dry-reed tube switch is arranged on against the spirochetal termination away from Hall element;The present invention has simple in construction, good hand touch, safe and reliable, the beneficial effect of life-span length.
Description
Technical field
The present invention relates to a kind of gas-cooker, especially relate to be controlled by gas valve the combustion gas of smoke exhaust
Stove.
Background technology
At present, the switch of existing mist extractor blower fan and the technology disclosure of the gas valve linkage of gas-cooker, relatively
While many employing contact switch control blower fan, i.e. gas valve igniting, drive row by machine driving
The switch motion of lampblack fan, so that the work of mist extractor blower fan, but, the rotating speed of mist extractor blower fan
Can not adjust, therefore, when gas-cooker opens little fire, mist extractor blower fan can not regulate, meanwhile, for
Emptying oil smoke as far as possible, existing power of fan does bigger and bigger, big current contact control mode,
Pipe joint at built-in type cooker occurs being easy to set off an explosion during gas leakage.Employing infrared ray,
Thermocouple sensor detects flare and then seems that complexity, cost are high, is also easy to damage, the cost of maintenance
The most suitable height, somewhat by arranging temperature sensor or Smoke Sensor on smoke exhaust to detect oil
Cigarette situation, owing to usually can be stained with oil on sensor, it is to avoid often not to safeguard, it is necessary to need
Machine power consumption, wastes the energy.
Notification number CN 201074863Y, discloses the Intelligent gang control device of kitchen range and range hood,
This control device is provided with firepower partitioned circuit plate, and this circuit board is by the rotation of kitchen range fire adjustment knob half
Circle is divided into moderate heat, big fire and little fiery three conduction regions, and the valve rod of fire adjustment knob is provided with cunning
Sheet switchs, and slide plate switch ends connects with conduction region.
Although this invention can detect the segmentation firepower signal of telecommunication, but can not gather and become continuously with firepower size
The signal of telecommunication changed, is equivalent to fill three gear position sensor, has used contact technical scheme, deposited
The life problems of mechanical wear is produced after contact.
Notification number CN 202140676U, discloses a kind of combustion gas that can detect any rotational angle of valve rod
Valve, includes valve body;Valve rod;End cap is installed;Microswitch component;Microswitch depression bar;Its feature
It is: on described valve rod, be also equipped with the angle of rotation that can export this valve rod relative to described installation end cap
The sensor device of the degree signal of telecommunication.Described sensor device includes along described valve rod circumferentially disposed
Resistance switch and the driving lever that can make electrical contact with described resistance switch all the time, described resistance switch is fixing even
Being connected on described installation end lid, described driving lever is fixedly connected on described valve rod.
In prior art, the kind of angular sensor is a lot, have optics rotary encoder formula,
Induction, coil induction type, condenser type, also potentiometer type, resistance-type etc., but how
Gathering the anglec of rotation of testee, different angular sensors then has different particular technology sides
Case, testee mechanically connects also because the type of sensor is different not from angular sensor
With, according to this utility model disclosure, this technical scheme is by potentiometer type and resistance-type
Form obtains the anglec of rotation, and employing is also to have contact technical scheme, equally exists the longevity of mechanical wear
Life problem.
Summary of the invention
The present invention is according to above not enough, it is provided that a kind of contactless output gas valve valve rod rotation angle electricity
The gas-cooker of signal, uses non-contacting Hall element, the telecommunications of this Hall element output
Number it is associated with the gas valve valve rod rotation angle of gas-cooker, can be used for controlling late-class circuit such as controller,
Final control electrical equipment such as mist extractor blower fan etc..
The technical scheme is that
A kind of gas-cooker of the contactless output gas valve valve rod rotation angle signal of telecommunication, including: gas-cooker
Gas valve, the valve rod of described gas valve is provided with shake-up parts, and the head of these shake-up parts is provided with
Magnetic, corresponding Hall element is arranged on the fixed position for detecting this magnetic rotational angle
On, described magnetic, it is shaped as spirillum, described spirillum central shaft and described valve rod axle center
Overlap and arrange.
Selecting Hall element is owing to this sensor can gather signal contactless, continuously, uses
Life-span is long, and safety coefficient is high, and the position that Hall element is fixed can be integrally fixed at gas valve and fix
Fixed position on frame, it is also possible to be the fixed position fixing gas valve on gas-cooker, this fixed position
Not rotating with valve rod, the described head touching parts can be that the structure of bar installs magnetic, it is possible to
To be the structure installation magnetic of the plane coincideing with leptospira structure.
As preferably, the fixed position of described Hall element is:
Described spirillum highest point near above, or,
Described spirillum lowest part close beneath, or,
Through described spirillum lowest part and be perpendicular to the area of a circle of central shaft and overlook with spirillum highest point
Vicinity below the joining of projection, or,
Through described spirillum highest point and be perpendicular to the area of a circle of central shaft and look up with spirillum lowest part
Vicinity above the joining of projection.
It is owing to the distance between magnetic and Hall element, angle are in certain limit near Suo Shuo
Interior change does not interferes with the collection of the signal of telecommunication, such as, Hall element can be arranged on spirochetal outside
Near surface or inner surface, it is also possible to be arranged on the vicinity above spirillum highest point or below lowest part,
As long as when spirillum rotates, distance nearest between Hall element and spirillum changes, suddenly
You just can export the corresponding signal of telecommunication by sensor, just can learn the rotational angle of gas valve valve rod.
Gas valve corresponding to the fixed position of described Hall element is the position of valve closing.
This position is also first collection point that described Hall element gathers spirillum magnetic signal,
Selecting correct valve rod rotation direction, Hall element can export relevant to magnetic rotational angle
The continually varying signal of telecommunication.
Described spirillum central shaft and described spirillum highest point downward projection, lowest part downward projection shape
The angle become is identical with the rotational angle of valve rod.
The program can ensure that and effectively collects the signal of telecommunication relevant to valve rod rotation angle, again may be used simultaneously
So that described spirochetal arc length is the shortest, to save material.
Described gas valve is provided with and makes described shake-up parts follow the rotation of described valve rod and limit described shake-up
Parts follow the position limiting structure that described valve rod moves axially.
Due to gas valve open when have an action being pressed downward against, in order to ensure magnetic with suddenly
You are not affected by this action the spacing of sensor, can ensure magnetic and Hall by this position limiting structure
The spacing of sensor is unaffected but can guarantee that magnetic rotates with the valve rod of gas valve.
As preferably, described position limiting structure includes: be fixed with projection, institute on the valve rod of described gas valve
State shake-up parts to slide on described valve rod, and described shake-up parts are axially arranged with described along valve rod
The groove that projection is supporting, is additionally provided with limit that described shake-up parts follow that described valve rod moves axially spacing
Part.
Alternatively, described position limiting structure includes: the valve rod of described gas valve is provided with parallel
In the location plane in valve rod axle center, described shake-up parts slide on described valve rod, and are provided with corresponding
Location plane, be additionally provided with restriction described shake-up parts follow the locating part that described valve rod moves axially.
Described locating part includes that the collar, spring and alignment pin, the described collar slide over described valve rod
Go up and be arranged between the fixed mount of described gas valve and described shake-up parts, on described shake-up parts
Side is provided with described alignment pin, and described spring is arranged between described shake-up parts and alignment pin.
Further, also include that reset switch, described reset switch are arranged on to pass against away from Hall
The spirochetal termination of sensor, triggers described reset switch, described combustion by the Mechanical Contact of this termination
The state that air valve is in out, the state that this corresponding reset switch is in out, described gas valve is in pass
State time, this corresponding reset switch is in the state of pass.
Described spirillum has two terminations, is provided with Hall element, another end near a termination
Head be provided with reset switch, can arranged rational structure, this reset switch can be as the electricity of Hall element
Source switch, it is also possible to as the on and off switch of late-class circuit, further realizes whole circuit and valve
Switch synchronizes.
Owing to using dry-reed tube switch to have the function of flame proof, as preferably, also include dry-reed tube switch,
Described dry-reed tube switch is arranged on against the spirochetal termination away from Hall element, and this termination leads to
Cross the dry-reed tube switch described in magnetic force triggering, the state that described gas valve is in out, this corresponding dry spring
Pipe switchs the state being in out, when described gas valve is in the state of pass, and this corresponding dry-reed tube switch
It is in the state of pass.
In like manner, this reset switch can be as the on and off switch of Hall element, it is also possible to as rear class electricity
The on and off switch on road, further realizes whole circuit Tong Bu with valve switch.
The present invention has simple in construction, good hand touch, safe and reliable, the beneficial effect of life-span length.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of one embodiment of the invention.
Fig. 2 is the plan structure schematic diagram of one embodiment of the invention.
Fig. 3 is the side-looking structural representation of different embodiments of the invention.
Fig. 4 is the side-looking structural representation of different embodiments of the invention.
Detailed description of the invention
In conjunction with accompanying drawing, the present invention is further illustrated:
As it is shown in figure 1, the gas-cooker of a kind of contactless output gas valve valve rod rotation angle signal of telecommunication,
Including the gas valve 1 of gas-cooker, the valve rod 2 of gas valve 1 is provided with shake-up parts 4, touches parts 4
Head magnetic 3 is installed, this magnetic 3 is shaped as spirillum, spirillum central shaft and valve rod 6
Axis coinciding is arranged, and the fixed position above the highest point of magnetic 3 (spirillum) is provided with Hall
Sensor H, installs dry spring on the fixed position of the relatively low termination of magnetic 3 (spirillum)
Pipe switch K, when magnetic 3 (spirillum) presses counterclockwise rotation unlatching igniting with valve rod 6, magnetic
Dry-reed tube switch K, dry-reed tube switch K contact is left in the relatively low termination of gonosome 3 (spirillum)
From being disconnected to Guan Bi, the working power of Hall element H or other circuit can be connected, along with valve rod
6 rotate in an anti-clockwise direction, magnetic 3 (spirillum) changes with the distance of Hall element H,
The output voltage of magnetic 3 changes the most therewith.
As similar embodiment, Hall element H can also be arranged on magnetic 3 (spirillum)
The outside of exterior arc surface or the inner side of inner arc surface.
Gas valve 1 be provided with make shake-up parts 4 follow valve rod 6 rotate and limit shake-up parts 4 follow
The position limiting structure that valve rod 6 moves axially.This position limiting structure includes reaming one on the valve rod 6 of gas valve 1
The location plane 61 being parallel to valve rod 6 axle center that arc block produces, touches parts 4 and slides over valve rod 6
On, touch parts 4 and also be provided with positioning accordingly plane, it is ensured that the valve rod 6 of gas valve 1 can be flexibly
Move axially;Being additionally provided with restriction shake-up parts 4 and follow the locating part that valve rod 6 moves axially, this is spacing
Part includes the collar 5, spring 7 and alignment pin 31, and the collar 5 slides on valve rod 6 and is arranged on combustion gas
Between fixed mount and the shake-up parts 4 of valve 1, touch parts 4 and be arranged over alignment pin 31, spring 7
It is arranged between shake-up parts 4 and alignment pin 31.By this structure so that touch parts 4 and follow
Valve rod 6 rotates, but does not moves axially.
As in figure 2 it is shown, another kind of position limiting structure, valve rod 6 is fixed with projection 62, touches parts 4
Slide on valve rod 6, and shake-up parts 4 are axially arranged with the groove supporting with projection, valve along valve rod 6
Bar 6 can move axially along groove flexibly;Limit shake-up parts 4 and follow the limit that valve rod 6 moves axially
Position part can be selected for the structure of Fig. 1.
Reset switch K1 is arranged on a termination of magnetic 3 (spirillum), by Mechanical Contact control
System, acts on identical with the dry-reed tube switch of Fig. 1.The dry-reed tube switch structure of Fig. 1 can also be selected.
The angle that the projection of spirillum 3 central shaft and spirillum highest point, lowest part projection are formed be A with
The rotational angle of valve rod 6 is identical, this angle about 180 degree, typically smaller than 180 degree, its of the present invention
Its embodiment all can use identical scheme.
As shown in Figure 3 a, Fig. 3 a with Fig. 1 is corresponding, spirillum 3, valve rod 6, Hall element H,
Other omits, and can clearly be seen that when valve rod 6 rotates counterclockwise from side view, Hall
Distance between sensor H and spirillum 3 is changed stepwise from the near to the remote.
As shown in Figure 3 b, Hall element H unlike Fig. 3 b and Fig. 3 a is arranged on through spiral
Body 3 lowest part (dotted line in figure) and be perpendicular to the area of a circle of central shaft and overlook with spirillum 3 highest point
Vicinity below the joining of projection.
When valve rod 6 rotates counterclockwise, the distance between Hall element H and spirillum 3
By as far as being closely changed stepwise.
As shown in fig. 4 a, spirillum 3 is contrary with the hand of spiral of Fig. 3, and Hall element H is arranged
Through described spirillum highest point (dotted line in figure) and the area of a circle and the spirillum that are perpendicular to central shaft
Vicinity above the joining of lowest part upward projection.
When valve rod 6 rotates counterclockwise, the distance between Hall element H and spirillum 3
By as far as being closely changed stepwise.
As shown in Figure 4 b, spirillum 3 is contrary with the hand of spiral of Fig. 3, and Hall element H is arranged
At spirillum 3 lowest part close beneath.
When valve rod 6 rotates counterclockwise, the distance between Hall element H and spirillum 3
It is changed stepwise from the near to the remote.
In the embodiment of the present invention, when gas valve 1 from close to open rotation 90 degree time, firepower export
From closing to little, to greatly, Hall element H is stepped up with the distance of magnetic 3 or progressively shortens, but
When gas valve 1 is in time continuing to rotate to close to 180 degree for 90 degree, firepower exports from big to small, and Hall
The distance of sensor H and magnetic 3 is also to maintain and is stepped up or progressively shortens, Hall element H
Output signal occur in that turnover, if the output voltage of Hall element H wishes to have regulated with firepower
Full coupling, this can be solved by late-class circuit.
Although here by signal and way of example, the present invention is described further, but should
This is recognized, the invention is not limited in the above-described embodiment and examples, and description above is only recognized
For being illustrative and not restrictive, those skilled in the art can make multiple conversion or amendment,
As long as no leaving the scope and spirit established in present claims, it is accordingly to be regarded as the present invention's
Within protection domain.
Claims (9)
1. a gas-cooker for the contactless output gas valve valve rod rotation angle signal of telecommunication, including: combustion gas
The gas valve of stove, the valve rod of described gas valve is provided with shake-up parts, it is characterized in that: these shake-up parts
Head magnetic is installed, corresponding Hall element is arranged on for detecting this magnetic angle of rotation
On the fixed position of degree, described magnetic, it is shaped as spirillum, described spirillum central shaft with
Described valve rod axis coinciding is arranged;
The fixed position of described Hall element is:
Described spirillum highest point near above, or,
Described spirillum lowest part close beneath, or,
Through described spirillum lowest part and be perpendicular to the area of a circle of central shaft and overlook with spirillum highest point
Vicinity below the joining of projection, or,
Through described spirillum highest point and be perpendicular to the area of a circle of central shaft and look up with spirillum lowest part
Vicinity above the joining of projection.
A kind of contactless output gas valve valve rod rotation angle signal of telecommunication the most as claimed in claim 1
Gas-cooker, is characterized in that: the gas valve corresponding to the fixed position of described Hall element is that valve closes
The position closed.
A kind of contactless output gas valve valve rod rotation angle signal of telecommunication the most as claimed in claim 2
Gas-cooker, is characterized in that: described spirillum central shaft and described spirillum highest point downward projection,
The angle that lower downward projection is formed is identical with the rotational angle of valve rod.
A kind of contactless output gas valve valve rod rotation angle signal of telecommunication the most as claimed in claim 3
Gas-cooker, is characterized in that: described gas valve is provided with and makes described shake-up parts follow the rotation of described valve rod
And limit described shake-up parts and follow the position limiting structure that described valve rod moves axially.
A kind of contactless output gas valve valve rod rotation angle signal of telecommunication the most as claimed in claim 4
Gas-cooker, is characterized in that, described position limiting structure includes: be fixed with projection on the valve rod of described gas valve,
Described shake-up parts slide on described valve rod, and described shake-up parts are axially arranged with along valve rod and institute
State the groove that projection is supporting, be additionally provided with the described shake-up parts of restriction and follow the limit that described valve rod moves axially
Position part.
A kind of contactless output gas valve valve rod rotation angle signal of telecommunication the most as claimed in claim 4
Gas-cooker, is characterized in that, described position limiting structure includes: the valve rod of described gas valve is provided with and is parallel to
The location plane in valve rod axle center, described shake-up parts slide on described valve rod, and are provided with corresponding
Location plane, is additionally provided with the described shake-up parts of restriction and follows the locating part that described valve rod moves axially.
7. the one contactless output gas valve valve rod rotation angle telecommunications as described in claim 5 or 6
Number gas-cooker, it is characterized in that: described locating part includes the collar, spring and alignment pin, described
The collar slide on described valve rod and be arranged on the fixed mount of described gas valve and described shake-up parts it
Between, the described parts that touch are arranged over described alignment pin, and described spring is arranged on described touch part
Between part and alignment pin.
A kind of contactless output gas valve valve rod rotation angle signal of telecommunication the most as claimed in claim 7
Gas-cooker, is characterized in that: also include that reset switch, described reset switch are arranged on against away from suddenly
The spirochetal termination of your sensor, triggers described reset switch, institute by the Mechanical Contact of this termination
Stating the state that gas valve is in out, the state that this corresponding reset switch is in out, at described gas valve
When the state closed, this corresponding reset switch is in the state of pass.
A kind of contactless output gas valve valve rod rotation angle signal of telecommunication the most as claimed in claim 7
Gas-cooker, is characterized in that: also include that dry-reed tube switch, described dry-reed tube switch are arranged on against far
From the spirochetal termination of Hall element, this termination by magnetic force trigger described in dry-reed tube switch,
The state that described gas valve is in out, the state that this corresponding dry-reed tube switch is in out, described combustion gas
When valve is in the state of pass, this corresponding dry-reed tube switch is in the state of pass.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210146046.5A CN102705876B (en) | 2012-05-08 | 2012-05-08 | A kind of gas-cooker of the contactless output gas valve valve rod rotation angle signal of telecommunication |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210146046.5A CN102705876B (en) | 2012-05-08 | 2012-05-08 | A kind of gas-cooker of the contactless output gas valve valve rod rotation angle signal of telecommunication |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102705876A CN102705876A (en) | 2012-10-03 |
CN102705876B true CN102705876B (en) | 2016-09-28 |
Family
ID=46898843
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210146046.5A Active CN102705876B (en) | 2012-05-08 | 2012-05-08 | A kind of gas-cooker of the contactless output gas valve valve rod rotation angle signal of telecommunication |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102705876B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103644320B (en) * | 2013-11-21 | 2016-03-30 | 宁波方太厨具有限公司 | With the fuel gas plug valve of angle transducer |
US9772110B2 (en) * | 2014-10-21 | 2017-09-26 | Hsu-Nan Liu | Gas control valve featuring magnetic control and gas ignition system having the same |
CN106839004A (en) * | 2017-03-09 | 2017-06-13 | 佛山市云米电器科技有限公司 | Intelligent stove |
CN112610987A (en) * | 2021-01-12 | 2021-04-06 | 广州合隆智能设备有限公司 | Cooking range system |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2163323Y (en) * | 1993-01-15 | 1994-04-27 | 何建平 | Automatic gas stove implements |
CN201528332U (en) * | 2009-09-27 | 2010-07-14 | 浙江翔鹰厨房设备有限公司 | Non-contact type power adjusting switch |
CN201983293U (en) * | 2011-03-17 | 2011-09-21 | 蒋志洲 | Fuel gas energy-saving control device for gas stove and energy-saving stove with same |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5399854B2 (en) * | 2009-10-16 | 2014-01-29 | 株式会社ユーシン | Solid state switch |
-
2012
- 2012-05-08 CN CN201210146046.5A patent/CN102705876B/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2163323Y (en) * | 1993-01-15 | 1994-04-27 | 何建平 | Automatic gas stove implements |
CN201528332U (en) * | 2009-09-27 | 2010-07-14 | 浙江翔鹰厨房设备有限公司 | Non-contact type power adjusting switch |
CN201983293U (en) * | 2011-03-17 | 2011-09-21 | 蒋志洲 | Fuel gas energy-saving control device for gas stove and energy-saving stove with same |
Also Published As
Publication number | Publication date |
---|---|
CN102705876A (en) | 2012-10-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102705876B (en) | A kind of gas-cooker of the contactless output gas valve valve rod rotation angle signal of telecommunication | |
CN104315578B (en) | Top-sucking kitchen ventilator | |
CN202140676U (en) | Gas valve capable of detecting any rotating angle of valve rod | |
CN102705877B (en) | The gas-cooker of the contactless output gas valve valve rod rotation angle signal of telecommunication | |
CN206007006U (en) | A kind of baking box on handle with control panel | |
CN102839855B (en) | There are the household electrical appliance of door and handle | |
CN103939953A (en) | Intelligent gas stove with touch type keys | |
CN103644320B (en) | With the fuel gas plug valve of angle transducer | |
CN204403528U (en) | A kind of fuel gas plug valve with fan linkage | |
CN102425813A (en) | Integrated kitchen range | |
CN201764995U (en) | Gas cooker flow detector and blower gas cooker | |
CN102650436B (en) | Contactless synchronism output firepower regulates the gas-cooker of the signal of telecommunication | |
CN110686290A (en) | Low-suction type range hood | |
CN203454218U (en) | Intelligent gas stove | |
CN205002196U (en) | Smoke ventilator structure that intelligence was opened and close | |
CN208658701U (en) | Cooking apparatus | |
CN213362630U (en) | Electric heater | |
CN205578848U (en) | Actuating mechanism of semi -automatic fire prevention valve and smoke protection valve | |
CN105674349A (en) | Comprehensive control assembly for commercial gas stove | |
CN203083379U (en) | Smoke collecting cover of casting furnace | |
CN205559909U (en) | Full -automatic fire prevention valve and smoke protection valve actuating mechanism | |
CN201652533U (en) | Automatic starting device of range hood | |
CN215295027U (en) | Fume exhaust fan | |
CN202392868U (en) | Integrated kitchen range | |
CN201181032Y (en) | Microwave oven |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20201029 Address after: Room 302, 3rd floor, West, building 16, electronic information industrial park, heli Park, Ningguo Economic and Technological Development Zone, Xuancheng City, Anhui Province Patentee after: Ningguo long term Intellectual Property Agency Co., Ltd Address before: 310012 Hangzhou, Zhejiang, Xihu District, Wensanlu Road No. 486 pearl apartment 8-2-301 Patentee before: Fu Jianzhong |
|
TR01 | Transfer of patent right |