CN210069944U - Dry burning prevention sensor and infrared stove using same - Google Patents
Dry burning prevention sensor and infrared stove using same Download PDFInfo
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- CN210069944U CN210069944U CN201920468623.XU CN201920468623U CN210069944U CN 210069944 U CN210069944 U CN 210069944U CN 201920468623 U CN201920468623 U CN 201920468623U CN 210069944 U CN210069944 U CN 210069944U
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- 230000002265 prevention Effects 0.000 title claims abstract description 18
- 238000009413 insulation Methods 0.000 claims abstract description 33
- 230000005855 radiation Effects 0.000 claims abstract description 20
- 238000009841 combustion method Methods 0.000 claims description 5
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 description 11
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 238000010411 cooking Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009529 body temperature measurement Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an anti-dry-burning sensor, which comprises a sensor body, a double-layer heat insulation assembly, a flow guide pipe, a fan and a support, wherein the sensor body is arranged in the double-layer heat insulation assembly, the double-layer heat insulation assembly is fixed on the support, one end of the flow guide pipe is connected with the fan, and the other end of the flow guide pipe passes through the support and is communicated with the heat insulation assembly to transmit cold air generated by the fan into the double-layer heat insulation assembly through the flow guide pipe; the utility model also discloses an infrared stove using the dry burning prevention sensor; the utility model discloses a fan and honeycomb duct blow in cold wind in the double-deck thermal-insulated subassembly, later flow out from double-deck thermal-insulated subassembly top, form heat transfer passageway, have reduced the temperature in the double-deck thermal-insulated subassembly, have reduced the radiation of heat to the sensor body.
Description
Technical Field
The utility model belongs to the technical field of the gas-cooker, concretely relates to prevent dry combustion method and use its infrared kitchen.
Background
Compared with the traditional cooker, the cooker with the dry burning prevention function can not only improve the product safety performance, but also realize intelligent cooking and healthy cooking by controlling the temperature of the bottom of the cooker.
However, because the temperature measuring environment of the stove is complex, the current dry burning prevention sensor is mainly in a contact type, the detection result of the contact type temperature sensor is easily influenced by the flame environment temperature of the gas stove, and the measurement precision is low; most of the infrared cookers are applied to atmospheric cookers, and the temperature of the burner reaches 900-1150 ℃, so that the temperature measurement environment is too severe, and the existing infrared cookers do not have an anti-dry heating function.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of prior art, the utility model provides a prevent dry combustion method sensor has ensured the operating temperature of sensor through setting up of double-deck knot thermal-insulated subassembly, has improved measurement accuracy.
Another object of the utility model is to provide an infrared stove.
The technical proposal adopted by the utility model is that,
the utility model provides a prevent dry combustion method sensor, its includes sensor body, double-deck thermal-insulated subassembly, honeycomb duct, fan and support, the sensor body sets up in double-deck thermal-insulated subassembly, double-deck thermal-insulated subassembly is fixed on the support, the one end and the fan of honeycomb duct are connected, and the other end passes the support and is used for passing through the honeycomb duct with the cold wind that thermal-insulated subassembly intercommunication produced to the double-deck thermal-insulated subassembly in.
Preferably, the double-layer heat insulation assembly comprises an inner pipe, an outer pipe and a heat insulation layer, wherein the outer pipe is arranged on the periphery of the inner pipe, and the heat insulation layer is formed between the outer pipe and the inner pipe.
Preferably, the inner surface of the inner tube is provided with heat dissipation ribs for increasing a contact area with air.
Preferably, the heat insulation layer is made of silicate materials.
Preferably, the sensor body includes an anti-dry heating temperature sensor.
The infrared stove is characterized by comprising the dry burning prevention sensor, the infrared burner and the ignition needle assembly, wherein the ignition needle assembly is fixed on the support and can axially move along the support, and the dry burning prevention sensor and the ignition needle assembly are both arranged in the infrared burner.
Preferably, the infrared radiation protection device further comprises a radiation protection ring which is sleeved on the double-layer heat insulation assembly and used for reducing direct radiation of infrared rays to the sensor body in the double-layer heat insulation assembly.
Preferably, a plurality of bulges are arranged at intervals on the inner ring of the radiation protection ring and are in segmented contact with the outer pipe of the double-layer heat insulation assembly.
Preferably, a first fixed end used for being connected with the infrared burner extends outwards from one side of the support, a second fixed end used for fixing the ignition needle assembly and the dry burning prevention sensor extends outwards from the other side of the support, and a sensor fixing hole and an ignition needle fixing hole are respectively formed in the second fixed end.
Compared with the prior art, the utility model discloses a fan and honeycomb duct blow in cold wind in the double-deck thermal-insulated subassembly, later flow out from double-deck thermal-insulated subassembly top, form heat transfer passageway, have reduced the temperature in the double-deck thermal-insulated subassembly, have reduced the radiation of heat to the sensor body.
Drawings
Fig. 1 is a schematic structural diagram of an anti-dry heating sensor provided in embodiment 1 of the present invention;
fig. 2 is a cross-sectional view of a double-layer heat insulation assembly in an anti-dry heating sensor provided in embodiment 1 of the present invention;
fig. 3 is a schematic structural view of a double-layer heat insulation assembly in an anti-dry heating sensor provided in embodiment 1 of the present invention;
fig. 4 is a schematic structural view of an infrared oven provided in embodiment 2 of the present invention;
fig. 5 is a cross-sectional view of an infrared oven provided in embodiment 2 of the present invention;
fig. 6 is an exploded view of an anti-dry heating sensor in an infrared oven provided in embodiment 2 of the present invention;
fig. 7 is a schematic structural view of a radiation protection ring in an infrared oven provided in embodiment 2 of the present invention;
fig. 8 is a schematic structural view of a bracket in an infrared cooker according to embodiment 2 of the present invention.
The reference numbers are as follows:
1-sensor body, 2-double-layer heat insulation component, 21-inner tube, 211-heat dissipation rib, 22-outer tube, 23-heat insulation layer, 3-guide tube, 4-blower, 5-support, 51-first fixed end, 52-second fixed end, 53-sensor fixed hole, 54-ignition needle fixed hole, 6-infrared burner, 7-ignition needle component, 8-radiation protection ring, 81-bulge.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
The embodiment 1 of the utility model provides an anti-dry heating sensor, as shown in fig. 1, it includes sensor body 1, double-deck thermal-insulated subassembly 2, honeycomb duct 3, fan 4 and support 5, sensor body 1 sets up in double-deck thermal-insulated subassembly 2, double-deck thermal-insulated subassembly 2 is fixed on support 5, one end of honeycomb duct 3 is connected with fan 4, and the other end passes support 5 and is used for transmitting the cold wind that fan 4 produced to double-deck thermal-insulated subassembly 2 through honeycomb duct 3 with thermal-insulated subassembly 2 intercommunication;
like this, adopt above-mentioned structure, fan 4 produces cold wind, and cold wind passes through honeycomb duct 3 and transmits to double-deck thermal-insulated subassembly 2 inside, takes away the heat in the double-deck thermal-insulated subassembly 2 to discharge from double-deck thermal-insulated subassembly 2 top, reduced the temperature in the double-deck thermal-insulated subassembly 2, reduced the radiation of heat to sensor body 1.
The sensor body 1 comprises an anti-dry heating temperature sensor.
As shown in fig. 2, the double-layer thermal insulation assembly 2 comprises an inner pipe 21, an outer pipe 22 and a thermal insulation layer 23, wherein the outer pipe 22 is arranged on the periphery of the inner pipe 21, and the thermal insulation layer 23 is formed between the outer pipe and the inner pipe;
the insulating layer 23 is preferably a low thermal conductivity material such as silicate to reduce the heat transfer from the outer tube 22 to the inner tube 21 by increasing the thermal resistance.
As shown in fig. 3, the inner surface of the inner tube 21 is provided with heat dissipation ribs 211 for increasing the contact area with air, so that the inner surface of the inner tube 21 is provided with heat dissipation ribs 211, and the heat radiation of the inner tube 21 to the dry-heating prevention temperature sensor is reduced by increasing the contact area with cold air and further reducing the temperature of the inner tube.
The working process is as follows:
Example 2
The embodiment 2 of the present invention provides an infrared oven, as shown in fig. 4 to 6, which includes the dry burning prevention sensor of embodiment 1, an infrared burner 6 and an ignition needle assembly 7, wherein the ignition needle assembly 7 is fixed on a bracket 5 and can move axially along the bracket 5, and both the dry burning prevention sensor and the ignition needle assembly 7 are disposed in the infrared burner 6;
thus, by adopting the structure, the anti-dry heating sensor with the double-layer heat insulation assembly 2 is matched with the infrared burner 6, so that the stricter temperature requirement of the infrared stove on the sensor assembly 1 due to high temperature is met;
and, the ignition needle subassembly 7 is portable along circumference, is convenient for rotate, makes things convenient for the assembly of infrared combustor 6.
The infrared radiation protection type heat insulation module further comprises a radiation protection ring 8, wherein the radiation protection ring 8 is sleeved on the double-layer heat insulation module 2 and used for reducing direct radiation of infrared rays to the sensor body 1 in the double-layer heat insulation module 2.
As shown in fig. 7, a plurality of protrusions 81 are arranged at intervals on the inner ring of the radiation protection ring 8 and are in segmented contact with the outer pipe 22 of the double-layer heat insulation assembly 2, so that the contact area between the radiation protection ring 8 and the outer pipe 22 is reduced, and further the heat conduction is reduced.
As shown in fig. 8, a first fixing end 51 for connecting with the infrared burner 6 extends outwards from one side of the bracket 5, a second fixing end 52 for fixing the firing pin assembly 7 and the dry-burning prevention sensor extends outwards from the other side of the bracket 5, and a sensor fixing hole 53 and a firing pin fixing hole 54 are respectively formed in the second fixing end 52.
The working process is as follows: the infrared burner 6 works, and the generated infrared rays are blocked by the radiation-proof ring 8, so that the influence of the infrared rays on the dry-burning-resistant temperature sensor is prevented; in addition, the combination of the inner tube 21, the outer tube 22 and the heat insulation layer 23 realizes heat insulation of the anti-dry heating temperature sensor, and prevents the measurement accuracy of the sensor from being influenced by overhigh temperature.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. The utility model provides a prevent dry combustion method sensor, its characterized in that, it includes sensor body (1), double-deck thermal-insulated subassembly (2), honeycomb duct (3), fan (4) and support (5), sensor body (1) sets up in double-deck thermal-insulated subassembly (2), double-deck thermal-insulated subassembly (2) are fixed on support (5), the one end and the fan (4) of honeycomb duct (3) are connected, and the other end passes support (5) and thermal-insulated subassembly (2) intercommunication and is used for transmitting the cold wind that fan (4) produced to double-deck thermal-insulated subassembly (2) in through honeycomb duct (3).
2. The dry-burning prevention sensor according to claim 1, wherein the double-layer heat insulation assembly (2) comprises an inner tube (21), an outer tube (22) and a heat insulation layer (23), the outer tube (22) is arranged at the periphery of the inner tube (21) and forms the heat insulation layer (23) between the inner tube and the outer tube.
3. The dry burning prevention sensor according to claim 2, wherein the inner surface of the inner tube (21) is provided with heat dissipating ribs (211) for increasing a contact area with air.
4. The dry-burning prevention sensor according to claim 3, wherein the thermal insulation layer (23) is made of silicate.
5. An anti-dry burning sensor according to any one of claims 1 to 4, wherein the sensor body (1) comprises an anti-dry burning temperature sensor.
6. An infrared cooker, characterized in that it comprises the dry-fire prevention sensor of any one of claims 1 to 5, an infrared burner (6) and an ignition needle assembly (7), said ignition needle assembly (7) being fixed on a support (5) and being axially movable along the support (5), said dry-fire prevention sensor and ignition needle assembly (7) being both arranged inside the infrared burner (6).
7. The infrared stove according to claim 6, further comprising a radiation protection ring (8), wherein the radiation protection ring (8) is sleeved on the double-layer heat insulation assembly (2) and used for reducing direct radiation of infrared rays to the sensor body (1) in the double-layer heat insulation assembly (2).
8. An infrared cooker according to claim 7, characterized in that the inner ring of the radiation protection ring (8) is provided with a plurality of protrusions (81) at intervals, which are in segmented contact with the outer pipe (22) of the double-layer heat insulation assembly (2).
9. The infrared cooker according to claim 8, wherein a first fixing end (51) for connecting with an infrared burner (6) extends outwards from one side of the bracket (5), a second fixing end (52) for fixing an ignition needle assembly (7) and a dry burning prevention sensor extends outwards from the other side of the bracket (5), and the second fixing end (52) is provided with a sensor fixing hole (53) and an ignition needle fixing hole (54).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920468623.XU CN210069944U (en) | 2019-04-09 | 2019-04-09 | Dry burning prevention sensor and infrared stove using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920468623.XU CN210069944U (en) | 2019-04-09 | 2019-04-09 | Dry burning prevention sensor and infrared stove using same |
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| Publication Number | Publication Date |
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| CN210069944U true CN210069944U (en) | 2020-02-14 |
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| CN201920468623.XU Active CN210069944U (en) | 2019-04-09 | 2019-04-09 | Dry burning prevention sensor and infrared stove using same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111795405A (en) * | 2019-04-09 | 2020-10-20 | 华帝股份有限公司 | Dry burning prevention sensor and infrared stove using same |
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2019
- 2019-04-09 CN CN201920468623.XU patent/CN210069944U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111795405A (en) * | 2019-04-09 | 2020-10-20 | 华帝股份有限公司 | Dry burning prevention sensor and infrared stove using same |
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