CN207486871U - Firepower displaying device and application have the gas-cooker of the firepower displaying device - Google Patents
Firepower displaying device and application have the gas-cooker of the firepower displaying device Download PDFInfo
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- CN207486871U CN207486871U CN201721633203.XU CN201721633203U CN207486871U CN 207486871 U CN207486871 U CN 207486871U CN 201721633203 U CN201721633203 U CN 201721633203U CN 207486871 U CN207486871 U CN 207486871U
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Abstract
The utility model is related to a kind of firepower displaying devices of gas appliance, including gas flow detection unit, controller, firepower display unit, the gas flow detection unit is arranged in gas supply channel, and the gas flow detection unit, firepower display unit are electrically connected respectively with the controller.The utility model further relates to a kind of gas-cooker, including kitchen range ontology, burner, gas control valve, gas supply channel, gas supply manifold, gas supply channel is connected with burner, gas supply manifold is connected with gas supply channel, gas control valve is arranged on gas supply channel and gas supply manifold junctions, controller is arranged in kitchen range ontology, firepower display unit is arranged on the upper surface of kitchen range ontology, and gas flow detection unit is arranged in gas supply channel close to the position of gas control valve.The firepower displaying device and gas-cooker of the gas appliance are at low cost and can intuitively react the gas appliance of the corresponding combustion power of firepower.
Description
Technical field
The utility model is related to a kind of firepower displaying device of gas appliance, the utility model, which further relates to apply, the firepower
The gas-cooker of display device.
Background technology
The firepower control mode of existing gas-cooker can realize that one kind is controlled using mechanical knob by two ways,
According to the size of the different rotation angle instruction firepower of knob, which can only realize the Fuzzy tuning of firepower, that is, realize
Big fire, the adjusting of moderate heat, small fire, and there is no apparent specification break between different firepower, and user is when in use often
It needs to bend over to check practical firepower size.Another way is that the adjusting of firepower is realized by automatically controlled valve body, it will usually default
Multiple firepower gears, user can only be adjusted when carrying out firepower adjusting according to gear, can not realize the accurate control of firepower.Separately
External firmly peak, ebb or steel cylinder gas use up soon etc. air sources supply it is unstable in the case of, only according to the folding of valve body
It spends to indicate firepower, then the accuracy that firepower is adjusted can substantially reduce.
Authorization Notice No. is the Chinese utility model patent of CN203671669U (application No. is 201320647027.0)《One
Kind gas kitchen ranges firepower display device》, wherein disclosed device includes the potentiometer being connected with stop cock for gas cooker body,
The conversion control circuit being connected with potentiometer, when stop cock for gas cooker body rotates, potentiometer contact also carries out pair
The movement answered so as to adjust the resistance of access conversion control circuit, changes output voltage.According to output voltage, you can judge stove
Have the knob position of valve body, achieve the purpose that firepower is shown.The gas kitchen ranges firepower display device realizes gas kitchen ranges firepower
Dynamic Announce, display gear is finer, and carrying out display by display avoids the trouble for bending over to see fire, while avoid biography
System firepower be shown in light it is bad when the firepower problem that can not see clearly.But the gas kitchen ranges firepower display device sentences firepower
Disconnected is still to be confirmed by the rotational angle of stop cock for gas cooker body, although improving its fine journey for showing gear
Degree, but still directly cannot be judged that the calculating of firepower still has error, particularly in air source according to practical air demand
Supply it is unstable in the case of, firepower display error bigger.
Utility model content
First technical problem to be solved in the utility model be provide for the above-mentioned prior art it is a kind of at low cost and
The firepower displaying device of the gas appliance of the corresponding combustion power of firepower can intuitively be reacted.
Second technical problem to be solved in the utility model is to provide a kind of conveniently to check for the above-mentioned prior art
The gas-cooker of firepower.
Technical solution is used by the utility model solves above-mentioned first technical problem：A kind of firepower of gas appliance
Display device, it is characterised in that：Including gas flow detection unit, controller, firepower display unit, the gas flow detection
Unit is arranged in gas supply channel, and the detection unit, firepower display unit are electrically connected respectively with the controller.
Selectively, the gas flow detection unit uses flowmeter or is built-in with the air pressure sensing of temperature-sensing element
Device.
The firepower display unit is LCD display.
In order to enable the display of firepower is more lively, the memory being connected with the controller, the storage are further included
The picture or animation for being shown and being characterized firepower size on a display screen are stored in device.
Simply, the firepower display unit shows lamp group for firepower, and it is aobvious that the firepower shows that lamp group includes at least three
Show lamp.
Selectively, the firepower shows that display lamp is set with the same center of circle in divergent shape arrangement in lamp group；
Either the firepower shows in lamp group that display lamp is arranged in parallel and whole edge is trapezoidal, square or rectangular
Shape；
Or the firepower shows that the display lamp in lamp group is arc-shaped band-like, whole edge is in fan after display lamp arrangement
Shape.
Technical solution is used by the utility model solves above-mentioned second technical problem：A kind of application has aforementioned firepower
The gas-cooker of display device, it is characterised in that：Including kitchen range ontology, the burner being arranged on kitchen range ontology and gas control valve,
The intrinsic gas supply channel of kitchen range and gas supply manifold are arranged on, the gas supply channel is connected with burner, combustion
Gas air supply header is connected with gas supply channel, and the gas control valve is arranged on gas supply channel and gas supply manifold
Junction, the controller are arranged in kitchen range ontology, and the display screen is arranged on the upper surface of kitchen range ontology, the combustion gas
Flow detection unit is arranged in gas supply channel close to the position of gas control valve.
In order to facilitate automatically controlling for firepower is realized, the gas control valve is electrically-controlled valve, the controller and the combustion
Gas regulating valve is electrically connected.
Compared with prior art, the utility model has the advantage of：The firepower of gas appliance in the utility model is shown
Device is detected the gas flow data in gas supply channel by gas flow detection unit, and then passes through controller in real time
Calculating obtain real-time fuel gas buring power, and then the foundation shown by the use of fuel gas buring power as firepower, one side side
Just user is directly viewable fire data, and user is on the other hand enabled to obtain accurate firepower signal, facilitates progress accurate
It adjusts.Gas-cooker in the utility model is more direct to the characterization of firepower, accurate, and user is facilitated accurately to be adjusted.
Description of the drawings
Fig. 1 is the flow chart of the firepower characterizing method of gas appliance in the utility model embodiment.
Fig. 2 is the structure diagram of the firepower displaying device of gas appliance in the utility model embodiment.
Fig. 3 be the utility model embodiment in gas flow detection unit, controller, firepower display unit cooperation frame
Figure.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing embodiment.
The firepower characterizing method of gas appliance in the present embodiment can be used in various combustion gas as in the electric appliance of the energy, such as
It can apply in the electric appliances such as gas-cooker, gas heater.In order to facilitate expression, the present embodiment using the application in gas-cooker as
Example illustrates.
As shown in Figures 2 and 3, gas-cooker includes kitchen range ontology 1, the burner 2 being arranged on kitchen range ontology 1 and combustion gas adjusting
Valve 3, the gas supply channel 4 being arranged in kitchen range ontology 1 and gas supply manifold 5, further include gas flow detection unit 6,
Controller 7, firepower display unit 8, gas supply channel 4 are connected with burner 2, gas supply manifold 5 and gas supply channel 4
It is connected, gas control valve 3 is arranged on 5 junction of gas supply channel 4 and gas supply manifold, and controller 7 is arranged on kitchen range
In ontology 1, firepower display unit 8 is arranged on the upper surface of kitchen range ontology 1, and gas flow detection unit 6 is arranged on combustion gas confession
Close to the position of gas control valve 3 in gas channel 4.Gas flow detection unit 6, firepower display unit 8 are electric with controller 7 respectively
Connection.
Wherein flowmeter, which may be used, in gas flow detection unit 6 can also use the air pressure for being built-in with temperature-sensing element
Sensor.In order to reduce cost, the gas flow detection unit 6 in the present embodiment is using the air pressure for being built-in with temperature-sensing element
Sensor, hole and the gas supply channel 4 of the baroceptor front sharp nozzle end are connected, for detecting gas supply channel 4
The gaseous-pressure of 3 output end position of interior close gas control valve, the aperture of baroceptor bottom then detect ambient pressure, air pressure
The pressure differential as between combustion gas air pressure and ambient pressure of sensor output, while the temperature sensor member in baroceptor
Part obtains ambient temperature data, and temperature-compensating calculating is carried out into the convenient barometric information obtained to detection.
Since gas supply channel 4 is general all using the tube body of fixed specification, then in tube body material, length, shape, outlet
In the case that area is all certain, gas flow is then by the pressure differential and environment in tube body between air pressure and ambient pressure in tube body
Temperature determines, and the two amounts can directly be measured by baroceptor.Different draught heads and temperature are measured by experimental facilities
The gas flow data of the situation of degree, can determine correspondence between gas flow, draught head, temperature.
Gas flow calculate formula acquisition methods be：
Step 3.1 unscrews the gas control valve 3 for controlling gas appliance gas supply to when time testing setup angle；
Step 3.2 utilizes the combustion gas stream in the gas supply channel 4 of flowmeter detection acquisition 3 output terminal of gas control valve
Measure data Q；
Step 3.3, detection obtain combustion gas air pressure and environment gas in the gas supply channel 4 of 3 output terminal of gas control valve
Pressure differential Δ P between pressure, detection obtain environment temperature T；
Step 3.4, cycle carry out step 3.1 to 3.3, obtain multi-group data and draw formula curve；
Step 3.5 carries out the formula curve in step 3.4 data, and then obtain combustion gas stream using curve fitting algorithm
The calculation formula Q=f (Δ P, T) of amount.
As shown in Figure 1, in the present embodiment, the firepower characterizing method of gas appliance is：It is obtained using gas flow detection unit 6
Take the gas flow data in gas supply channel 4, the acquisition methods of gas flow data are in gas supply channel 4：
Step 1, detection obtain the differential pressure data between combustion gas air pressure and ambient pressure in gas supply channel 4；
Step 2, detection obtain ambient temperature data；
Step 3 calculates formula calculating gas supply channel according to differential pressure data and temperature data, and using gas flow
Gas flow data in 4.
Controller 7 calculates the combustion power for obtaining combustion gas according to gas flow data and the corresponding fuel gases calorific value q of combustion gas.Its
Middle fuel gases calorific value q can be obtained by inquiring fuel gas calorific value table, can also be obtained, can also led to by seeking advice from gas company
Cross experiment test acquisition.Firepower value W, firepower value=gas flow data * are characterized by the combustion power of combustion gas in the present embodiment
Fuel gases calorific value, i.e. W=qQ=qf (Δ P, T) directly can characterize firepower with firepower value, can also carry out section to firepower value and draw
Point, and then it is characterized as firepower grade.
This method can carry out the size of firepower the characterization of digitization, more accurate to the characterization of firepower, solve existing
Have and the problem of firepower is smudgy is characterized in technology.Even if air source occur supplies unstable situation, because in the present embodiment
Firepower is characterized to be not directly dependent upon with the aperture of gas control valve 3, and directly related to the gas flow detected, then in air source
Supply it is unstable in the case of, the combustion gas stream magnitude detected may also change accordingly, so calculate obtain firepower Value Data energy
It is enough correctly to reflect true firepower, i.e., to the characterization accuracy higher of firepower.
Using electrically-controlled valve, controller 7 is electrically connected gas control valve 3 in the present embodiment with the gas control valve 3.This implementation
For gas-cooker in example in use, Cookbooks can be inputted into controller 7, controller 7 extracts the firepower control in Cookbooks
Koji-making line, and then pass through the firepower value that the firepower value on the firepower control curve for implementing comparison extraction is obtained with detection and carry out pair
Than, and then the aperture of regulating gas regulating valve 3 so that the firepower of cooking operation meets the requirement of firepower control curve.Meanwhile
In the course of work of gas-cooker, firepower display unit 8 can be used as by LCD screen, the firepower value of real-time display culinary art facilitates use
Family is real-time in cooking process, simply and intuitively obtains fire data, and user is facilitated to carry out accurate firepower adjustment and is cooked with meeting
It prepares food requirement.Firepower value can such as be directly displayed on the lcd screen, user is by checking that firepower value obtains current power information.
Further, it is also possible to add memory in kitchen range ontology 1, which is connected with controller 7, be stored in memory with not
With picture or animation that firepower value matches, according to the firepower Value Data that the detection of controller 7 obtains, controller is from memory
The corresponding picture of current firepower value or animation are transferred, and then is shown on the lcd screen, user is by checking real-time picture
The corresponding firepower signal of content obtaining.The display mode is more lively, and user is facilitated to understand.
If the uncomfortable firepower value of legacy user directly expresses the size of firepower, can also fire be realized by following schemes
The characterization of the grade of power.Specially：Detection corresponding minimum firepower value and combustion when obtaining 3 aperture regulation of gas control valve to minimum
Corresponding maximum fire value when 3 aperture regulation of gas regulating valve is to maximum, then will be between minimum firepower value and maximum fire value
Firepower value range is divided into multiple firepower value sections, and then is different firepower grades by different firepower value section definitions, such as
10 energy value sections can be divided into, and then the characterization of 10 grades is realized to firepower.It in this way, can be by firepower display unit
8 are set as display lamp group, which may be used 10 display lamps.And display lamp can use lamp bead or light bar.It adopts
During with lamp bead, 10 lamp beads can transversely or longitudinally be arranged along straight line, it can also be by 10 rounded arrangements of lamp bead.Work as control
When the firepower value that device 7 processed calculates is fallen in the first firepower value section, then controller 7 judges current firepower grade for 1, this
When controller can control and light 1 lamp bead.When controller 7 judge current firepower grade for 2 when, then 7 control point of controller
Bright 2 lamp beads, and so on into carry out firepower grade display.When using light bar, light bar is arranged with the same center of circle in divergent shape
Row setting, i.e., whole edge are rounded.Either light bar is arranged in parallel and whole edge is trapezoidal, square or rectangle, such as
The shape of signal strips in the prior art can be made.Or each light bar is arc-shaped band-like, whole edge is in after display lamp arrangement
Sector makes wireless signal characterization shape in the prior art.The mode lighted is also with the lighting mode of lamp bead, i.e. display lamp
It lights number and represents corresponding firepower grade.It is of course also possible to these shapes are shown by LCD display to represent that firepower is big
It is small, while real-time firepower value can also be carried out at the same time display.As needed, the display mode of firepower can be freely combined.
Claims (8)
1. a kind of firepower displaying device, it is characterised in that：It is shown including gas flow detection unit (6), controller (7), firepower
Unit (8), the gas flow detection unit (6) are arranged in gas supply channel (4), the gas flow detection unit
(6), firepower display unit (8) is electrically connected respectively with the controller (7).
2. firepower displaying device according to claim 1, it is characterised in that：The gas flow detection unit (6) uses
Flowmeter or the baroceptor for being built-in with temperature-sensing element.
3. firepower displaying device according to claim 1, it is characterised in that：The firepower display unit (8) shows for LCD
Screen.
4. firepower displaying device according to claim 3, it is characterised in that：It further includes and is deposited with what the controller was connected
Reservoir is stored with the picture or dynamic for being shown and being characterized firepower size on a display screen in the memory
It draws.
5. firepower displaying device according to claim 1, it is characterised in that：The firepower display unit (8) shows for firepower
Show lamp group, the firepower shows that lamp group includes at least three display lamps.
6. firepower displaying device according to claim 5, it is characterised in that：The firepower shows that display lamp is with same in lamp group
One center of circle is in divergent shape arrangement setting；
Either the firepower shows in lamp group that display lamp is arranged in parallel and whole edge is trapezoidal, square or rectangle；
Or the firepower shows that the display lamp in lamp group is arc-shaped band-like, whole edge is in sector after display lamp arrangement.
7. a kind of gas-cooker applied just like the firepower displaying device described in claim 1 to 6 any claim, feature exist
In：Including kitchen range ontology (1), the burner (2) being arranged on kitchen range ontology (1) and gas control valve (3), it is arranged on kitchen range ontology
(1) gas supply channel (4) and gas supply manifold (5) in, the gas supply channel (4) are connected with burner (2), combustion
Gas air supply header (5) is connected with gas supply channel (4), the gas control valve (3) be arranged on gas supply channel (4) and
Gas supply manifold (5) junction, the controller (7) are arranged in kitchen range ontology (1), and the firepower display unit (8) sets
It puts on the upper surface of kitchen range ontology (1), the gas flow detection unit (6) is arranged on close in gas supply channel (4)
The position of gas control valve (3).
8. gas-cooker according to claim 7, it is characterised in that：The gas control valve (3) be electrically-controlled valve, the control
Device (7) is electrically connected with the gas control valve (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721633203.XU CN207486871U (en) | 2017-11-29 | 2017-11-29 | Firepower displaying device and application have the gas-cooker of the firepower displaying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721633203.XU CN207486871U (en) | 2017-11-29 | 2017-11-29 | Firepower displaying device and application have the gas-cooker of the firepower displaying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207486871U true CN207486871U (en) | 2018-06-12 |
Family
ID=62472173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721633203.XU Active CN207486871U (en) | 2017-11-29 | 2017-11-29 | Firepower displaying device and application have the gas-cooker of the firepower displaying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207486871U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108561905A (en) * | 2018-06-25 | 2018-09-21 | 杭州老板电器股份有限公司 | Heat power of gas burner adjusts display device |
| CN108981835A (en) * | 2018-06-25 | 2018-12-11 | 威海拙诚燃气安全设备有限公司 | Utilize the method for the indirect metering gas usage amount of gaseous-pressure |
-
2017
- 2017-11-29 CN CN201721633203.XU patent/CN207486871U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108561905A (en) * | 2018-06-25 | 2018-09-21 | 杭州老板电器股份有限公司 | Heat power of gas burner adjusts display device |
| CN108981835A (en) * | 2018-06-25 | 2018-12-11 | 威海拙诚燃气安全设备有限公司 | Utilize the method for the indirect metering gas usage amount of gaseous-pressure |
| CN108981835B (en) * | 2018-06-25 | 2020-05-12 | 山东拙诚智能科技有限公司 | Method for indirectly measuring gas usage amount by gas pressure |
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