CN215446607U - Temperature sensor heat insulation sleeve, combustor assembly and gas stove - Google Patents
Temperature sensor heat insulation sleeve, combustor assembly and gas stove Download PDFInfo
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- CN215446607U CN215446607U CN202121098781.4U CN202121098781U CN215446607U CN 215446607 U CN215446607 U CN 215446607U CN 202121098781 U CN202121098781 U CN 202121098781U CN 215446607 U CN215446607 U CN 215446607U
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Abstract
The utility model discloses a temperature sensor heat insulation sleeve, a burner assembly and a gas stove, wherein the temperature sensor heat insulation sleeve comprises a support, a support pipe, a heat insulation sleeve and a compression spring, and the heat insulation sleeve can slide up and down along the support pipe; the temperature sensor heat insulation sleeve and the temperature sensor adopt a split type and surrounding type structure, so that the temperature detection precision and reliability can be improved, and the false triggering of the dry burning prevention function of the stove is reduced.
Description
Technical Field
The utility model relates to the technical field of household gas cookers, in particular to a temperature sensor heat insulation sleeve, a burner assembly and a gas cooker.
Background
The existing dry-burning prevention temperature sensor is arranged at the center of a burner and is provided with an elastic expansion piece, the elastic expansion piece can be in close contact with a pot bottom to detect the timely temperature of the pot bottom, and when the detected temperature reaches a certain threshold value, a power supply of a gas electromagnetic valve is cut off by an ignition controller, so that a gas channel is cut off to extinguish a fire, and the aim of preventing dry burning by flameout protection is fulfilled. Because of being influenced by flame scouring or heat radiation, the temperature value detected by the dry-heating prevention temperature sensor is usually higher than the timely temperature of the pan bottom, so that the dry-heating prevention function is easily triggered by mistake, and the bad user experience is caused.
Some cooking utensils have increased the radiation shield at the periphery of preventing dry combustion method temperature sensor, have reduced the influence of heat radiation, still have the radiation shield and not fully surround temperature sensor, the radiation shield and temperature sensor body structure and lead to defects such as heat direct conduction to temperature sensor through the radiation shield, prevent that the temperature that dry combustion method temperature sensor detected still has great difference with bottom of a boiler temperature, prevent the dry combustion method function of easy spurious triggering.
Disclosure of Invention
In order to solve the problems, the utility model provides a split type temperature sensor heat insulation sleeve, a burner assembly with the heat insulation sleeve and an anti-dry-burning gas stove, which reduces the heat exchange between a temperature sensor and the external environment of the temperature sensor, exchanges heat between the heat of the external environment of the temperature sensor and a pot bottom, improves the temperature detection precision, enables the temperature measurement of the temperature sensor to be more accurate, improves the reliability of the temperature sensor and reduces the false triggering of the anti-dry-burning function of the stove; the working temperature of the temperature sensor is reduced, and the service life is prolonged.
In order to achieve the purpose, the utility model is realized by adopting the following technical scheme. The utility model provides a temperature sensor radiation shield, includes support, stay tube, thermal-insulated sleeve and compression spring, stay tube and support rigid coupling, trompil about the thermal-insulated sleeve, the suit is on the stay tube, compression spring arranges in thermal-insulated sleeve and the stay tube and butt thermal-insulated sleeve upper end and stay tube lower extreme, the thermal-insulated sleeve can be followed the stay tube and slided from top to bottom.
Furthermore, the top end of the heat insulation sleeve is an annular plane, so that the heat transfer area between the heat insulation sleeve and the bottom of the pot is increased.
Furthermore, the lower end of the heat insulation sleeve is necked, the upper end of the supporting tube is flared, and the necked and the flared are in contraposition and butt joint.
Furthermore, the support is provided with a pipe orifice, and the lower end of the supporting pipe is sleeved on the pipe orifice and fixedly connected.
The gas burner assembly comprises a burner and the temperature sensor heat insulation sleeve, wherein the temperature sensor heat insulation sleeve is arranged at the central part of the burner and is fixedly connected with the burner through a support.
Further, the burner is a fully updraft burner.
Further, a secondary air channel is arranged between the temperature sensor heat insulation sleeve and the combustor.
A gas stove comprises the gas burner assembly and further comprises a temperature sensor, wherein the temperature sensor is located in the center of a temperature sensor heat insulation sleeve, and the temperature sensor heat insulation sleeve does not directly contact with the temperature sensor.
Furthermore, the temperature sensor is provided with an elastic piece which can stretch up and down.
Further, the temperature sensor is fixedly arranged on a liquid containing disc or a panel of the gas stove.
Compared with the prior art, the temperature sensor heat insulation sleeve and the temperature sensor are of split structures and are not in contact with each other, so that direct conduction of heat to the temperature sensor is reduced; the temperature sensor heat insulation sleeve is arranged at the periphery of the temperature sensor, the fully-surrounding structure reduces the influence of flame radiation, and the temperature sensor heat insulation sleeve conducts heat to the bottom of the pot through the upper end surface, so that the temperature difference is reduced. The dry-burning prevention gas stove using the temperature sensor heat insulation sleeve has the advantages that the temperature measurement of the temperature sensor is more accurate, the temperature is closer to the timely temperature of the bottom of a pot, the reliability is high, and the false triggering of the dry-burning prevention function of the stove is reduced. The temperature sensor heat shield can also protect the temperature sensor from being inadvertently damaged during cooking or cleaning.
Drawings
FIG. 1 is a schematic diagram of a temperature sensor heat insulation jacket structure.
FIG. 2 is a schematic view of a burner assembly with a temperature sensor insulating sleeve.
FIG. 3 is a schematic view of a burner with a temperature sensor heat shield sleeve fixedly attached.
Fig. 4 is a schematic view of a dry-burning prevention gas range.
FIG. 5 is a schematic cross-sectional view of a temperature sensor and temperature sensor heat shield.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 5, a temperature sensor heat insulating sleeve 1 includes a support 11, a support tube 12, a heat insulating sleeve 13, and a compression spring 14. The heat insulation sleeve 13 is provided with holes vertically, the top end is an annular plane, the heat transfer area between the heat insulation sleeve 13 and the bottom of the pot can be increased, the heat insulation sleeve 13 is sleeved on the supporting tube 12, the lower end of the heat insulation sleeve 13 is contracted, the upper end of the supporting tube 12 is flared, and the contracted opening and the flared opening are in contraposition and abutted to each other to play a positioning and guiding role. The support 11 is provided with a pipe orifice, and the lower end of the support pipe 12 is sleeved on the pipe orifice and fixedly connected. The compression spring 14 is arranged in the heat insulation sleeve 13 and the support pipe 12 and abuts against the upper end of the heat insulation sleeve 13 and the orifice of the support 11 at the lower end of the support pipe 12, and the heat insulation sleeve 13 can slide up and down along the support pipe 12.
As shown in fig. 2 and 3, a burner of a gas burner assembly 2 is a complete upper air intake burner, and comprises a main fire burner 21 and a central fire burner 22, wherein the temperature sensor heat insulation sleeve 1 is installed at the central part of the central fire burner 22 and fixedly connected with the base of the burner through a support 11, the heat insulation sleeve 13 is higher than the burner, and the bottom of the burner is provided with a main fire injection pipe and a central fire injection pipe. Secondary air passages 23 are respectively arranged between the main fire burner 21 and the central fire burner 22 and between the central fire burner 22 and the temperature sensor heat insulation sleeve 1.
An anti-dry gas stove is shown in fig. 4, and comprises the gas burner assembly 2 and a temperature sensor 3. The combustor is the combustor of going up air inlet completely, and combustor subassembly 2 and gas nozzle all are located flourishing liquid dish 4 top, temperature sensor 3 installs in flourishing liquid dish 4 center of gas-cooker, and combustor subassembly 2 sets up in temperature sensor 3 periphery, and temperature sensor 3 is located 1 center of temperature sensor heat insulating sleeve, temperature sensor heat insulating sleeve 1 direct contact temperature sensor 3 prevents heat direct conduction, as shown in fig. 5. The temperature sensor 3 and the temperature sensor heat insulation sleeve 1 are both higher than the pot support. The temperature sensor 3 is provided with a compression spring inside and can extend up and down.
When cooking, the pan is placed on pot support 5, because of the effect of spring force, the bottom of a boiler can all be hugged closely to temperature sensor 3 and temperature sensor radiation shield 1, temperature sensor radiation shield 1 sets up in temperature sensor 3's periphery, not only can insulate against heat for temperature sensor 3, prevent flame radiation, can also be with heat conduction to the bottom of a boiler, make both temperatures converge, it is more accurate to make temperature sensor 3 temperature measurement, temperature sensor 3 can also be protected to temperature sensor radiation shield 1 simultaneously, prevent to touch bad temperature sensor 3 at the culinary art in-process carelessly. When the cookware is dried, the temperature detected by the temperature sensor 3 reaches a certain threshold, and the controller cuts off the power supply of the gas electromagnetic valve, so that a gas channel is cut off to extinguish the fire, and the aim of preventing dry burning by flameout protection is fulfilled.
Claims (10)
1. The utility model provides a temperature sensor radiation shield, its characterized in that includes support, stay tube, thermal-insulated sleeve and compression spring, stay tube and support rigid coupling, the trompil about the thermal-insulated sleeve, the suit is on the stay tube, compression spring arranges in thermal-insulated sleeve and the stay tube and butt thermal-insulated sleeve upper end and stay tube lower extreme, the thermal-insulated sleeve can be followed the stay tube and slided from top to bottom.
2. The temperature sensor insulating sleeve according to claim 1, wherein said insulating sleeve top end is an annular flat surface.
3. The temperature sensor heat shield according to claim 1, wherein the heat shield sleeve has a reduced bottom end and a flared top end, and the reduced and flared ends are in abutting contact.
4. The heat insulation sleeve for the temperature sensor according to claim 1, wherein the support is provided with a pipe orifice, and the lower end of the support pipe is sleeved and fixedly connected with the pipe orifice.
5. A gas burner assembly comprising a burner and further comprising a temperature sensor heat shield according to any one of claims 1 to 4, wherein the temperature sensor heat shield is mounted in the central portion of the burner and is fixedly connected to the burner through the support.
6. The burner assembly of claim 5, wherein the burner is a full updraft burner.
7. The burner assembly of claim 5 wherein a secondary air passage is provided between the temperature sensor insulating sleeve and the burner.
8. A gas range comprising the burner assembly of claim 5 or 6 or 7, further comprising a temperature sensor centered within said temperature sensor sleeve, said temperature sensor sleeve not directly contacting said temperature sensor.
9. The gas range of claim 8, wherein the temperature sensor has an elastic member which can be extended and contracted up and down.
10. The gas range of claim 8, wherein the temperature sensor is mounted to a drip pan or a panel of the gas range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121098781.4U CN215446607U (en) | 2021-05-21 | 2021-05-21 | Temperature sensor heat insulation sleeve, combustor assembly and gas stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121098781.4U CN215446607U (en) | 2021-05-21 | 2021-05-21 | Temperature sensor heat insulation sleeve, combustor assembly and gas stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215446607U true CN215446607U (en) | 2022-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121098781.4U Active CN215446607U (en) | 2021-05-21 | 2021-05-21 | Temperature sensor heat insulation sleeve, combustor assembly and gas stove |
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| CN (1) | CN215446607U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114383161A (en) * | 2022-01-14 | 2022-04-22 | 浙江爱蓓特智能科技有限公司 | Integrated kitchen with automatic fire-fighting function |
-
2021
- 2021-05-21 CN CN202121098781.4U patent/CN215446607U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114383161A (en) * | 2022-01-14 | 2022-04-22 | 浙江爱蓓特智能科技有限公司 | Integrated kitchen with automatic fire-fighting function |
| CN114383161B (en) * | 2022-01-14 | 2022-08-30 | 浙江爱蓓特智能科技有限公司 | Integrated kitchen with automatic fire-fighting function |
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