CN207936136U - A kind of anti-dry kitchen range with temp sensing function - Google Patents
A kind of anti-dry kitchen range with temp sensing function Download PDFInfo
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- CN207936136U CN207936136U CN201820172451.7U CN201820172451U CN207936136U CN 207936136 U CN207936136 U CN 207936136U CN 201820172451 U CN201820172451 U CN 201820172451U CN 207936136 U CN207936136 U CN 207936136U
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Abstract
The utility model is related to a kind of anti-dry kitchen range with temp sensing function, fire cover including burner and above burner, there is upper and lower perforative through-hole at the center of burner and fire cover, one infrared thermometry device is installed below the through-hole, it is provided with light transmission piece between the infrared thermometry device and cookware, the light transmission piece is mounted in the central through hole of fire cover, and the infrared thermometry device is connect with burner controller.The utility model is provided with light transmission piece between infrared thermometry device and cookware, and light transmission piece is equipped in the central through hole of fire cover, under the premise of ensureing temperature measurement accuracy, it is possible to prevente effectively from liquid, greasy dirt etc. pollute temperature measuring equipment, while being also conducive to simplify the structure of burner.
Description
Technical field
The utility model is related to a kind of kitchen range, more particularly to a kind of anti-dry kitchen range with infrared temperature measuring function.
Background technology
Gas-cooker is the household electrical appliance of huge numbers of families' indispensability, when using gas-cooker, since the carelessness of people can deposit
In some security risks.For example, forget to close fire the case where leading to cooking apparatus dry combustion method, gently can then damage cookware, it is heavy then may
Cause fire.So being directed to this phenomenon, increase a temperature measurement module on gas-cooker to detect cooking bottom temperature, when what is detected
When temperature is increased higher than the threshold value or high temperature of setting, kitchen range can automatically cut off air source, and close fire, be prevented to reach
The purpose of boilers from drying burning.
It is PT100 thermometrics to have similar anti-dry kitchen range, temperature measurement module currently on the market, and flame is dry in order to prevent
It disturbs, sensor is placed on inside a metal cap, cooking bottom temperature is measured by the physical contact with the bottom of a pan.The program has simple
Direct advantage, but there is also the following disadvantages：First, the sensor requirements the bottom of a pan is plane, if family uses
Be that either tip bottom pot just will appear the inaccurate problem of thermometric and leads to that kitchen range are closed or other non-normal workings are existing kick pot
As；Second is that existing anti-dry module is mounted in the centre of cooking range furnace end and protrusion is one section very big, and temperature sensor is resistance to
Temperature requires, such as 350 DEG C, so, flame may burn out sensor；Third, existing module is thermal resistance type,
This there is the problem of response time length.
Utility model content
The utility model main purpose is to solve the above problems and insufficient, provides that a kind of measurement error is small, and response is rapid,
It can be effectively prevent boilers from drying burning, and be applicable to the anti-dry kitchen range with temp sensing function of variously-shaped cookware.
To achieve the above object, the technical solution of the utility model is：
A kind of anti-dry kitchen range with temp sensing function, including burner and the fire cover above burner, in burner and
The center of fire cover has upper and lower perforative through-hole, an infrared thermometry device is equipped with below the through-hole, described red
Light transmission piece is provided between outside line temperature measuring equipment and cookware, the light transmission piece is mounted in the central through hole of fire cover.
Further, there is the annular erecting bed protruded to center, the light transmission on the inner wall of the fire cover central through hole
Piece, which is taken, to be set on the erecting bed.
Further, the light transmission piece is mounted on the top of the central through hole of fire cover.
Further, the light transmission piece is made of high temperature resistant translucent material.
Further, a vertically extending sleeve, the set are equipped between the infrared thermometry device and light transmission piece
The top of cylinder is resisted against in light transmission piece or has a gap with light transmission piece, the bottom of the sleeve be resisted against on infrared thermometry device or
There is gap with infrared thermometry device.
Further, the periphery of the sleeve has step-like structure, is provided on the inner wall of the through-hole corresponding
Boss, the sleeve fix in the through-hole.
Further, the sleeve with the metal material for absorbing infrared linear energy by being made.
Further, the infrared thermometry device is mounted on the bottom case of kitchen range.
Further, the infrared thermometry device is mounted on radiating block, has vertical extension at the center of radiating block
Installation through-hole has the groove of side opening in the bottom of radiating block, and the sensor of infrared thermometry device is inserted into through-hole, red
The circuit board of outside line temperature measuring equipment is mounted on by screw in groove, and the interface of circuit board is stretched out to open side.
To sum up content, a kind of anti-dry kitchen range with temp sensing function described in the utility model, compared with prior art
Advantage is：
(1) the utility model directly measures the temperature in the bottom of a pan using infrared thermometry device, and measurement error is small, and can be right
Cooking bottom temperature makes quick response, and then may be implemented to monitor cooking bottom temperature variation in real time, it is ensured that the phenomenon that preventing boilers from drying burning
Occur.
(2) infrared measurement of temperature is contactless, temperature can be measured as long as light can reach the bottom of a pan, not form of pot bottom
Difference is applicable to the variously-shaped the bottom of a pan.
(3) the utility model is provided with light transmission piece between infrared thermometry device and cookware, and light transmission piece is equipped with
In the central through hole of fire cover, under the premise of ensureing temperature measurement accuracy, it is possible to prevente effectively from the pollution thermometric dress such as liquid, greasy dirt
It sets, while being also conducive to simplify the structure of burner.
Description of the drawings
Fig. 1 is one structural schematic diagram of the utility model embodiment；
Fig. 2 is two structural schematic diagram of the utility model embodiment.
As depicted in figs. 1 and 2, infrared thermometry device 1, sleeve 2, light transmission piece 3, burner 4, interior ring fire cover 5, bottom case 6, pot
Tool 7, through-hole 8, pan bracket 9, erecting bed 10, radiating block 11, installation through-hole 12, groove 13, sensor 14, circuit board 15, interface
16, fixed ring 17.
Specific implementation mode
The utility model is described in further detail with specific implementation mode below in conjunction with the accompanying drawings：
Embodiment one：
As shown in Figure 1, a kind of anti-dry kitchen range with temp sensing function, including infrared thermometry device 1, sleeve 2 and thoroughly
Mating plate 3, burner 4 and fire cover, are additionally provided with pan bracket 9 on kitchen range, and cookware 7 is mounted on pan bracket 9.Wherein, fire cover is interior
Ring fire cover 5 has upper and lower perforative through-hole 8 at the center of burner 4 and interior ring fire cover 5, it is infrared to be equipped with one in the lower section of through-hole 8
Line temperature measuring equipment 1, infrared thermometry device 1 are connect with burner controller.
Wherein, infrared thermometry device 1 is infrared temperature probe, defeated since infrared temperature probe is electronic type
Go out voltage signal, the response time faster, and then can make cooking bottom temperature quick response, realize that monitoring cooking bottom temperature becomes in real time
Change, it is ensured that the phenomenon that preventing boilers from drying burning occurs.
Infrared thermometry device 1 is mounted on the bottom case 6 of the kitchen range of the underface at 4 center of burner, namely is mounted on through-hole 8
Underface, the installation site of infrared thermometry device 1 is only influenced by warm liter kitchen range bottom shell 6 inside far from flame, through testing
The Wen Sheng tested in kitchen range bottom shell 6 is far below the operating temperature maximum value of infrared temperature probe, and then may insure infrared survey
The safe to use and service life of temperature sensor.In addition, infrared temperature probe is contactless, as long as light can reach pot
Bottom can measure temperature, not the difference of form of pot bottom, be applicable to the variously-shaped the bottom of a pan.
Light transmission piece 3 is set between infrared thermometry device 1 and cookware 7, and light transmission piece 3 is using by high temperature resistant light transmission material
Disk made of material.Light transmission piece 3 be mounted on interior ring fire cover 5 central through hole 8 in, in order to facilitate the installation of with take out light transmission piece 3,
There is the annular erecting bed 10 protruded to center, light transmission piece 3, which is directly taken, sets in annular on the inner wall of 5 central through hole 8 of interior ring fire cover
Erecting bed 10 on.The infrared ray that cookware 7 is sent out is received across light transmission piece 3 by the infrared thermometry device 1 of bottom.The light transmission piece
3 there is good infrared ray to penetrate ability, not interfere with the precision of measuring temperature.The main function of light transmission piece 3 is to prevent food
Residue and other sundries fall into the inside blocking infrared ray of sleeve 2, it is ensured that the phenomenon that preventing boilers from drying burning occurs.
In the present embodiment, light transmission piece 3 is preferably mounted at the top of the central through hole 8 of interior ring fire cover 5, the upper table of light transmission piece 3
The top of face and interior ring fire cover 5 in the same plane or slightly below in ring fire cover 5 top, facilitate the daily cleaning of light transmission piece 3
And dismounting.For being additionally provided with the structure of a circle fixed ring 17 in the top of interior ring fire cover 5, light transmission piece 3 can be mounted on fixed ring
Position between 17 and interior ring fire cover 5 can also be directly installed on the top of fixed ring 17.
In the present embodiment, in order to ensure that thermometric is accurate, interference of other heat sources to infrared thermometry device 1 is avoided, red
Vertically extending sleeve 2 is equipped between outside line temperature measuring equipment 1 and light transmission piece 3, sleeve 2 is by with the gold for absorbing infrared linear energy
Belong to material to be made, temperature influence can be ignored.Sleeve 2 not only has the function of protection infrared thermometry device 1, together
When have prevent from accidentally surveying, improve the effect of measurement accuracy because infrared ray be diverging, be flame temperature it is possible to what is measured
Degree either burner temperature, rather than cooking bottom temperature, cause measurement data inaccurate.Infrared ray passes through light transmission piece 3 and sleeve
2, the infrared thermometry device 1 of bottom is reached, the infrared ray that the bottom of a pan is sent out is received by infrared thermometry device 1, and then must take the dish out of the pot
The temperature at bottom.
The top of sleeve 2 can abut directly against in light transmission piece 3, can also have certain gap with light transmission piece 3.Sleeve 2
Periphery have step-like structure, be provided with corresponding boss on the inner wall of burner 4 and the central through hole 8 of interior ring fire cover 5,
The boss can directly utilize the connected structure between burner 4 and interior ring fire cover 5, sleeve 2 to fix in through-hole 8, installation
It is very convenient.The bottom of sleeve 2 is resisted against on infrared thermometry device 1 or has certain gap with infrared thermometry device 1.
Infrared thermometry device 1 is connect with burner controller, after measuring cooking bottom temperature, has two to the processing of temperature
Kind mode.First, one threshold value of setting is controlled after measured temperature reaches this threshold value by burner generally at 300 DEG C or so
Device automatically cuts off air source, in order to prevent erroneous judgement, and measured temperature continues to meet or exceed threshold value in several seconds, and solenoid valve moves again
Make.Second, judged according to the change curve of measured temperature, when there is dry combustion method, temperature curve rises quickly, so as to logical
It crosses and calculates the slope of temperature curve to judge.
Embodiment two：
As shown in Fig. 2, the difference is that, in the present embodiment, being not provided with the structure of sleeve 2 with embodiment one, directly existing
Light transmission piece 3 is installed on interior ring fire cover 5.The infrared ray that cookware 7 is sent out is connect across light transmission piece 3 by the infrared thermometry device 1 of bottom
It receives.
In the present embodiment, in order to improve the heat dissipation effect of infrared thermometry device 1, ensure the work of infrared thermometry device 1
Make temperature, improves the service life of infrared thermometry device 1.One piece of radiating block 11 is installed in the outside of infrared thermometry device 1.
Radiating block 11 preferably uses aluminium block, has the installation through-hole 12 of vertical extension at the center of radiating block 11, is radiating
The bottom of block 11 has the groove 13 of side opening, and the sensor 14 of infrared thermometry device 1 is inserted into installation through-hole 12, infrared
The circuit board of line temperature measuring equipment 1 is mounted on by screw in groove 13, and the interface of circuit board is stretched out to open side.
As described above, the plan content in conjunction with given by attached drawing, can derive similar technical solution.In every case it is not de-
Content from technical solutions of the utility model is made by the above technical examples according to the technical essence of the present invention any simple
Modification, equivalent variations and modification, are still within the scope of the technical solutions of the present invention.
Claims (9)
1. a kind of anti-dry kitchen range with temp sensing function, including burner and the fire cover above burner, in burner and fire
The center of lid has upper and lower perforative through-hole, it is characterised in that：One infrared thermometry device is installed below the through-hole,
Light transmission piece is provided between the infrared thermometry device and cookware, the light transmission piece is mounted in the central through hole of fire cover.
2. a kind of anti-dry kitchen range with temp sensing function according to claim 1, it is characterised in that：In the fire cover
There is the annular erecting bed protruded to center, the light transmission piece, which is taken, sets on the erecting bed on the inner wall of heart through-hole.
3. a kind of anti-dry kitchen range with temp sensing function according to claim 1 or 2, it is characterised in that：The light transmission
Piece is mounted on the top of the central through hole of fire cover.
4. a kind of anti-dry kitchen range with temp sensing function according to claim 1, it is characterised in that：The light transmission piece by
High temperature resistant translucent material is made.
5. a kind of anti-dry kitchen range with temp sensing function according to claim 1, it is characterised in that：In the infrared ray
A vertically extending sleeve is equipped between temperature measuring equipment and light transmission piece, be resisted against in light transmission piece at the top of the sleeve or with it is saturating
Mating plate has gap, the bottom of the sleeve to be resisted against on infrared thermometry device or have gap with infrared thermometry device.
6. a kind of anti-dry kitchen range with temp sensing function according to claim 5, it is characterised in that：Outside the sleeve
Week has step-like structure, and corresponding boss is provided on the inner wall of the through-hole, and the sleeve is fixed in the through-hole
It is interior.
7. a kind of anti-dry kitchen range with temp sensing function according to claim 5, it is characterised in that：The sleeve is by having
There is the metal material for absorbing infrared linear energy to be made.
8. a kind of anti-dry kitchen range with temp sensing function according to claim 1, it is characterised in that：The infrared ray is surveyed
Warm device is mounted on the bottom case of kitchen range.
9. a kind of anti-dry kitchen range with temp sensing function according to claim 8, it is characterised in that：The infrared ray is surveyed
Warm device is mounted on radiating block, has the installation through-hole of vertical extension at the center of radiating block, has in the bottom of radiating block
The sensor of the groove of side opening, infrared thermometry device is inserted into through-hole, and the circuit board of infrared thermometry device passes through spiral shell
Nail is mounted in groove, and the interface of circuit board is stretched out to open side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820172451.7U CN207936136U (en) | 2018-02-01 | 2018-02-01 | A kind of anti-dry kitchen range with temp sensing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820172451.7U CN207936136U (en) | 2018-02-01 | 2018-02-01 | A kind of anti-dry kitchen range with temp sensing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207936136U true CN207936136U (en) | 2018-10-02 |
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ID=63650878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820172451.7U Active CN207936136U (en) | 2018-02-01 | 2018-02-01 | A kind of anti-dry kitchen range with temp sensing function |
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| Country | Link |
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| CN (1) | CN207936136U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111026197A (en) * | 2019-12-30 | 2020-04-17 | 广州华优电器有限公司 | Control method, system and terminal of intelligent electric cooker |
-
2018
- 2018-02-01 CN CN201820172451.7U patent/CN207936136U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111026197A (en) * | 2019-12-30 | 2020-04-17 | 广州华优电器有限公司 | Control method, system and terminal of intelligent electric cooker |
| CN111026197B (en) * | 2019-12-30 | 2021-05-25 | 广州华优电器有限公司 | Control method, system and terminal of intelligent electric cooker |
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