CN208635938U - A kind of temperature sensor for microwave oven - Google Patents
A kind of temperature sensor for microwave oven Download PDFInfo
- Publication number
- CN208635938U CN208635938U CN201821201730.8U CN201821201730U CN208635938U CN 208635938 U CN208635938 U CN 208635938U CN 201821201730 U CN201821201730 U CN 201821201730U CN 208635938 U CN208635938 U CN 208635938U
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- protection pipe
- data line
- temperature sensor
- microwave oven
- resistance
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Abstract
The utility model relates to a kind of temperature sensor for microwave oven, including protection pipe and data line, resistive element is set in the protection pipe, its longitudinal section is U-shaped, the protection pipe includes blind end and open end, the outer wall of the open end is to inner cavity concave shape at groove, the periphery of the protection pipe covers baffled close to groove, the resistive element includes thermistor and two resistance leads, the thermistor is located at closed end, side of the thermistor far from closed end is connected with two resistance leads, the data line is arranged two, and one end of data line extends in protection pipe and is connected with resistance lead, insulating layer is set between the data line and resistance lead joint and two resistance leads, the resistive element, insulating layer and data line periphery are arranged casing, the closing Filled layer is set between end and casing, has the characteristics that high temperature resistant, temperature measurement accuracy are high, thermometric is rapid.
Description
Technical field
The utility model belongs to temperature sensor technology field, relates in particular to a kind of temperature sensor for microwave oven.
Background technique
Micro-wave oven is common household electrical appliance in family, and when in use, the intracorporal temperature of case is very high for micro-wave oven, existing microwave
Temperature sensor in furnace is typically mounted at causes the temperature accuracy of measurement low apart from cabinet center remote position, simultaneously
Thermometric speed is slower, can not meet the demand of customers.Therefore, how can be improved temperature sensor thermometric in micro-wave oven
Accuracy and thermometric speed are our problems to be solved.
Utility model content
For various deficiencies of the prior art, it is proposed that one kind is resistant to high temperature and being capable of fast and accurate measurement micro-wave oven
The temperature sensor of interior temperature.
To achieve the above object, the utility model provides the following technical solutions:
A kind of temperature sensor for microwave oven, including protection pipe and data line, the interior setting resistance member of the protection pipe
Part, longitudinal section is U-shaped, and the protection pipe includes blind end and open end, is internally provided with cavity, the outer wall of the open end
To inner cavity concave shape at groove, the periphery of the protection pipe covers baffled close to groove；
The resistive element includes thermistor and two resistance leads, and the thermistor is located at closed end, the heat
Side of the quick resistance far from closed end is connected with two resistance leads, and the data line is arranged two, and data are transmitted
One end of line extends in protection pipe and is connected with resistance lead, the data line and resistance lead joint and two
Insulating layer is set between root resistance lead, and the resistive element, insulating layer and data line periphery are arranged casing, the closing
Filled layer is set between end and casing.
Further, the cross section of the baffle is in rectangle, and surface is equipped with the through-hole to accommodate protection pipe, and described logical
The diameter in hole and the diameter of protection pipe are identical, and the side of the through-hole is equipped with the fixation hole to accommodate bolt.
Further, the thermistor uses single-ended glass seal resistance, and the length is 7~9mm.
Further, the protection pipe and baffle are all made of stainless steel material and are made, and the length of the protection pipe is 30~
40mm, diameter are 3~5mm, and the width of the baffle is 5~15mm, and length is 20~30mm.
Further, the filled layer is made using inorganic heat conductive silica gel material.
Further, the data line uses Teflon electric wire.
Further, the insulating layer is made using insulation ester material.
Further, described sleeve pipe is made using Teflon material, a diameter of 2~4mm, and length is 50~70mm.
The beneficial effects of the utility model are:
1, using single-ended glass seal resistance as temperature-sensing element, waterproof performance is good, and temperature measurement accuracy is high, while having heat-resisting quantity
Energy.
2, data line uses Teflon electric wire, and anticorrosive, anti-aging, high temperature resistant, hardness are high, and will not when encapsulation
Sensor is damaged.
3, filled layer uses inorganic heat conductive silica gel, and thermal conductivity is very good, when can greatly shorten the thermometric reaction of sensor
Between.
4, the open end of protection pipe presses to form groove by mechanical pressure, so that data line is fixed with protection pipe,
Therefore, temperature sensor can be more nearly the center of microwave oven internal, and thermometric is more accurate, rapid.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the structural schematic diagram of baffle.
In attached drawing: 1- protection pipe, 2- data line, 3- baffle, 4- thermistor, 5- resistance lead, 6- insulating layer, 7-
Filled layer, 8- casing, 9- through-hole, 10- fixation hole.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution of the utility model, below with reference to the utility model
Attached drawing carries out clear, complete description to the technical solution of the utility model, and based on the embodiment in the application, this field is general
Logical technical staff other similar embodiments obtained without making creative work, all should belong to the application
The range of protection.In addition, the direction word mentioned in following embodiment, such as "upper" "lower" " left side " " right side " etc. are only with reference to attached drawing
Direction, therefore, the direction word used is for illustrative and not limiting the invention.
The utility model is described in further detail with preferred embodiment with reference to the accompanying drawing.
Embodiment one:
As shown in Figs. 1-2, a kind of temperature sensor for microwave oven, including protection pipe 1 and data line 2, the protection
The longitudinal section of pipe 1 is in U-shape, and is internally provided with cavity, one end of the protection pipe 1 is closed end, and the other end is open end, is opened
The outer wall at mouthful end to inner cavity concave shape at groove, preferably, the length of groove is set as 0.8mm.The periphery of the protection pipe 1
Close to groove set baffled 3, the baffle 3 is equipped with the through-hole 9 for accommodating protection pipe 1, the diameter of the through-hole 9 and the guarantor
The diameter of pillar 1 is identical, and the side of the through-hole 9 is equipped with fixation hole 10, and the fixation hole 10 is to accommodate fixing bolt, with solid
Determine baffle 3.The protection pipe 1 and baffle 3 are all made of stainless steel material and are made, and stainless steel material heating conduction is good, and rust-proofing
Erosion.The cross section of the baffle 3 is rectangle, and length is set as 24mm, and width is set as 10mm, meanwhile, the length of the protection pipe 1
For 35mm, diameter 4.5mm.Baffle 3 is set at 1 tube bottom 25mm of distance protection pipe.
The inside of the protection pipe 1 is equipped with resistive element, and the resistive element includes thermistor 4 and two resistance leads
5, the thermistor 4 is located at closed end, and two resistance leads 5, the data line 2 are fixed in the side far from closed end
Setting two, one end of institute's data line 2 extends to the inside of protection pipe 1, and is welded and fixed with resistance lead 5, the number
According to insulating layer 6 is arranged between transmission line 2 and 5 joint of resistance lead and two resistance leads 5, the insulating layer 6 is using exhausted
Edge ester material is made, and can play fabulous insulating effect, and the data line 2 uses Teflon electric wire, heat-resisting quantity
Can be good, it can adapt to the hot environment of micro-wave oven, the thermistor 4 uses single-ended glass seal resistance, resistance accuracy 1%,
Temperature measurement error is less than 0.3 DEG C, temperature measurement accuracy height, high temperature resistant.
The periphery of the resistance lead element, insulating layer 6 and data line 2 is arranged casing 8, and described sleeve pipe 8 extends to
The outside of protection pipe 1 uses Teflon material to be made, can adapt to hot environment.Preferably, the diameter of described sleeve pipe 8
It is set as 3.0mm, length 60mm.Filled layer 7 is equipped between the closed end and casing 8, the filled layer 7 is using inorganic thermally conductive
Silica gel material is made, and heating conduction is fabulous, the variation of environment temperature quickly can be passed to thermistor 4, greatly contracts
Subtract the thermometric reaction time of temperature transducer.In assembly, the open end of the protection pipe 1 makes protection pipe 1 by mechanical presses
Outer wall to inner cavity concave shape at groove, therefore, the data line 2 and casing 8 are extruded fixation, change previous
The installation site of the phenomenon that packing material is fixed, and is melted at high temperature there is no filler, temperature sensor can be closer to microwave
Furnace cavity, thermometric are more acurrate, rapid.
The utility model is described in detail above, it is described above, only the preferred embodiment of the utility model and
, when the utility model practical range cannot be limited, i.e., all according to the made equivalent changes and modifications of the application range, it should still belong to this
In utility model covering scope.
Claims (8)
1. a kind of temperature sensor for microwave oven, including protection pipe and data line, it is characterised in that: set in the protection pipe
Resistive element is set, longitudinal section is U-shaped, and the protection pipe includes blind end and open end, is internally provided with cavity, the opening
To inner cavity concave shape at groove, the periphery of the protection pipe covers baffled the outer wall at end close to groove；
The resistive element includes thermistor and two resistance leads, and the thermistor is located at closed end, the temperature-sensitive electricity
It hinders the side far from closed end to be connected with two resistance leads, described data line setting two, and data line
One end extends in protection pipe and is connected with resistance lead, the data line and resistance lead joint and two electricity
Insulating layer is set between resistance lead, the resistive element, insulating layer and data line periphery are arranged casing, the closed end with
Filled layer is set between casing.
2. a kind of temperature sensor for microwave oven according to claim 1, it is characterised in that: the cross section of the baffle is in
Rectangle, surface is equipped with the through-hole to accommodate protection pipe, and the diameter of the through-hole is identical as the diameter of protection pipe, described logical
The side in hole is equipped with the fixation hole to accommodate bolt.
3. a kind of temperature sensor for microwave oven according to claim 1, it is characterised in that: the thermistor is using single
Glass is held to seal resistance, the length is 7~9mm.
4. a kind of temperature sensor for microwave oven according to claim 2, it is characterised in that: the protection pipe and baffle are equal
It is made using stainless steel material, the length of the protection pipe is 30~40mm, and diameter is 3~5mm, and the width of the baffle is 5
~15mm, length are 20~30mm.
5. a kind of temperature sensor for microwave oven according to claim 1, it is characterised in that: the filled layer is using inorganic
Heat conductive silica gel material is made.
6. a kind of temperature sensor for microwave oven according to claim 1, it is characterised in that: the data line uses
Teflon electric wire.
7. -6 any a kind of temperature sensor for microwave oven according to claim 1, it is characterised in that: the insulating layer is adopted
It is made with insulation ester material.
8. a kind of temperature sensor for microwave oven according to claim 7, it is characterised in that: described sleeve pipe uses Teflon
Material is made, a diameter of 2~4mm, and length is 50~70mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821201730.8U CN208635938U (en) | 2018-07-26 | 2018-07-26 | A kind of temperature sensor for microwave oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821201730.8U CN208635938U (en) | 2018-07-26 | 2018-07-26 | A kind of temperature sensor for microwave oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208635938U true CN208635938U (en) | 2019-03-22 |
Family
ID=65739470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821201730.8U Active CN208635938U (en) | 2018-07-26 | 2018-07-26 | A kind of temperature sensor for microwave oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208635938U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112880855A (en) * | 2021-01-13 | 2021-06-01 | 深圳市汇北川电子技术有限公司 | High-protection-performance temperature sensor applied to oil-cooled motor |
| CN117460934A (en) * | 2022-05-25 | 2024-01-26 | 株式会社芝浦电子 | Temperature sensor and heating cooker |
-
2018
- 2018-07-26 CN CN201821201730.8U patent/CN208635938U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112880855A (en) * | 2021-01-13 | 2021-06-01 | 深圳市汇北川电子技术有限公司 | High-protection-performance temperature sensor applied to oil-cooled motor |
| CN117460934A (en) * | 2022-05-25 | 2024-01-26 | 株式会社芝浦电子 | Temperature sensor and heating cooker |
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