CN203551135U - Upper cover sensor of rice cooker - Google Patents
Upper cover sensor of rice cooker Download PDFInfo
- Publication number
- CN203551135U CN203551135U CN201320624993.0U CN201320624993U CN203551135U CN 203551135 U CN203551135 U CN 203551135U CN 201320624993 U CN201320624993 U CN 201320624993U CN 203551135 U CN203551135 U CN 203551135U
- Authority
- CN
- China
- Prior art keywords
- stainless steel
- upper cover
- rice cooker
- temperature
- core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 235000007164 Oryza sativa Nutrition 0.000 title claims abstract description 26
- 235000009566 rice Nutrition 0.000 title claims abstract description 26
- 240000007594 Oryza sativa Species 0.000 title 1
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 58
- 239000010935 stainless steel Substances 0.000 claims abstract description 58
- 239000000523 sample Substances 0.000 claims abstract description 33
- 241000209094 Oryza Species 0.000 claims abstract description 25
- 239000004809 Teflon Substances 0.000 claims abstract description 10
- 229920006362 Teflon® Polymers 0.000 claims abstract description 10
- 239000003822 epoxy resin Substances 0.000 claims abstract description 9
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 238000002788 crimping Methods 0.000 claims abstract description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 14
- 239000000741 silica gel Substances 0.000 claims description 14
- 229910002027 silica gel Inorganic materials 0.000 claims description 14
- 229910052731 fluorine Inorganic materials 0.000 claims description 11
- 239000011737 fluorine Substances 0.000 claims description 11
- 238000005520 cutting process Methods 0.000 claims description 9
- 238000009954 braiding Methods 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims 4
- 238000009434 installation Methods 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 229920001296 polysiloxane Polymers 0.000 abstract 3
- 238000009941 weaving Methods 0.000 abstract 2
- 229920002313 fluoropolymer Polymers 0.000 abstract 1
- 239000004033 plastic Substances 0.000 abstract 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 3
- 239000004593 Epoxy Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
Abstract
The utility model relates to an upper cover sensor of a rice cooker. A stainless steel temperature-sensitive probe is coated by a silicone sealing ring, an NTC thermistor of the stainless steel temperature-sensitive probe is welded on a 60-core temperature-resistant irradiation wire, the tail portion of the 60-core temperature-resistant irradiation wire is crimped with 60-core Teflon wires via wiring terminals, an installation plastic seat is arranged outside crimping terminals at the tail portions of the 60-core Teflon wires, the outside of the NTC thermistor is encapsulated with epoxy resin and arranged in a stainless steel shell with the epoxy resin filled and sealed, the tail portion of the stainless steel temperature-sensitive probe is fixed by a stainless steel support, an in-line terminal connected with a high temperature weaving silicone wire is inserted into a stainless steel support circular hole, and a fluoroplastic wire and the high temperature weaving silicone wire are crimped together to form a ground wire. According to the upper cover sensor of the rice cooker, the sealing is good, water vapor can be effectively prevented from permeating, and resistance drift and electric leakage are prevented; the upper cover of the rice cooker can be folded and unfolded and does not fracture; the stainless steel temperature-sensitive probe is fixed by the stainless steel support, the support is connected with the ground wire, and the usage is safe; and the upper cover sensor of the rice cooker is advantaged by high reliability and durability, convenient installation, rapid assembling, and high security.
Description
Technical field
The utility model belongs to the electric cooker part field in household electrical appliance, is specifically related to a kind of rice cooker upper cover sensor.
Background technology
Rice cooker upper cover installation of sensors is in rice cooker upper cover, while cooking, sensor temperature-sensitive head directly contacts high-temperature water vapor, thin rice gruel and measures its temperature, be used for controlling electric cooker well heater heating power, prevent well heater superheated or owe heating and the rice that causes is burned, the pot that overflows, the problem such as half-cooked, also need to stand long-term to renovate, closing lid action.Early stage rice cooker upper cover sensor adopts thermistor to live with Teflon pipe box, a small amount of heat-proof silica gel is filled at Teflon pipe two ends, its NTC thermistor for temperature-sensitive is owing to not sealed by epoxy resins insulation, Long Term Contact high temperature, moist water vapour, NTC thermistor resistance easily produces drift, causes sensor thermometric, temperature control to lose efficacy.
For the rice cooker upper cover sensor that ensures safety, need to draw in addition one end for connecting ground wire, ground wire connects more complicated, is unfavorable for product batch production, assembling.Rice cooker upper cover is renovated repeatedly, closing lid, easily causes electric wire and exposed thermistor junction to break to form open circuit, makes upper cover sensor failure cause electric cooker heating system to work.These are all the problems that needs solution.
Summary of the invention
The purpose of this utility model is for above-mentioned present situation, aims to provide a kind ofly can overcome above-mentioned defect, and good airproof performance, reliability permanance be strong, easy for installation, assemble quick, safe rice cooker upper cover sensor.
The implementation of the utility model object is, a kind of rice cooker upper cover sensor, stainless steel temperature-sensing probe overcoat silica gel sealing ring, stainless steel temperature-sensing probe and 60 core fluorine are moulded line junction cover heat-shrink tube one, the NTC thermistor of stainless steel temperature-sensing probe is welded on 60 core heatproof irradiation lines, connection terminal crimping 60 core Teflon electric wires for 60 core heatproof irradiation line afterbodys, heat-shrink tube two entangles connection terminal, and 60 core Teflon electric wire tail end crimp type terminals have outward to install moulds seat;
The NTC thermistor outer envelope epoxy resin of stainless steel temperature-sensing probe, is contained in the stainless steel case of interior encapsulated epoxy resin, and NTC thermistor is welded on 60 core heatproof irradiation lines;
Stainless steel temperature-sensing probe afterbody is fixed by stainless steel stent, fluorine is moulded line and high temperature braiding silica gel line by together with O type terminal compression joint, high temperature braiding silica gel line afterbody crimping TP187 straight cutting terminal, fluorine is moulded the end of a thread portion and is crimped with TP187 straight cutting terminal, and straight cutting terminal inserts in the circular hole of stainless steel stent end.
The NTC thermistor of stainless steel temperature-sensing probe of the present utility model adopts epoxy sealing encapsulation, stainless steel probe overcoat silica gel sealing ring, can effectively prevent water vapour from infiltrating NTC thermistor chip inside and produce resistance drift, preventing that steam from infiltrating rice cooker upper cover inner circuit system and causing electric leakage simultaneously; Stainless steel temperature-sensing probe is connected with 60 core heatproof irradiation lines, and stainless steel temperature-sensing probe end has heat-shrink tube protection, can bear the renovating of rice cooker upper cover several ten thousand times, closing lid and does not break to form open circuit, and cause temperature control to lose efficacy; Stainless steel temperature-sensing probe is fixed by stainless steel stent, and support connects ground wire, prevents the potential safety hazard of leaking electricity.The utlity model has good airproof performance, reliability permanance strong, easy for installation, assemble quick, safe feature.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation,
Fig. 2 stainless steel temperature-sensing probe of the present utility model structural representation,
Fig. 3 is stainless steel stent structural representation of the present utility model,
Fig. 4 is connection ground wire schematic diagram of the present utility model.
Embodiment
The utility model by stainless steel temperature-sensing probe 1, stainless steel stent 9, install and mould seat, install and mould seat 8 etc. and form.The utility model is described in detail in detail with reference to the accompanying drawings.
With reference to Fig. 1, stainless steel temperature-sensing probe 1 overcoat silica gel sealing ring 2, stainless steel temperature-sensing probe and 60 core fluorine are moulded line 4 junction covers heat-shrink tube 1, the NTC thermistor 15 of stainless steel temperature-sensing probe temperature sensor 1 is welded on 60 core heatproof irradiation lines 4,60 core heatproof irradiation lines connection terminal 5 crimping 60 core Teflon electric wires 7 for 4 afterbodys, entangle connection terminal 5 with heat-shrink tube 26 and prevent short circuit.60 core Teflon electric wire 7 tail end crimp type terminals have outward to install moulds seat 8, and installation is moulded seat and is arranged on electric cooker electric-controlled plate.60 core heatproof irradiation line 4 long 200mm.
With reference to Fig. 1,2, after the NTC thermistor 15 outer envelope epoxy resin 16 of stainless steel temperature-sensing probe 1, pack in the stainless steel case 19 of interior encapsulated epoxy resin 17, NTC thermistor 15 is welded on 60 core heatproof irradiation lines 4.Stainless steel case 19 is φ 5 * 20mm stainless steel case.
With reference to Fig. 1,3,4, stainless steel temperature-sensing probe 1 afterbody is fixed by stainless steel stent 9, and stainless steel stent 9 is vertical with stainless steel temperature-sensing probe 1.Fluorine is moulded together with line 11 and high temperature braiding silica gel line 14 is crimped on by O type terminal 13, high temperature braiding silica gel line 14 afterbody crimping TP187 straight cutting terminals 12, fluorine is moulded line 11 heads and is crimped with TP187 straight cutting terminal 10, and straight cutting terminal 10 inserts in the circular hole 18 of stainless steel stent 9 ends.High temperature braiding silica gel line 14 is moulded line 11 compositions with fluorine and is connected ground wire.Stainless steel stent end circular hole 18 is the circular hole of φ 1.5mm.
The NTC thermistor of stainless steel temperature-sensing probe 1 of the present utility model adopts epoxy sealing encapsulation, stainless steel probe overcoat silica gel sealing ring, can effectively prevent water vapour from infiltrating NTC thermistor chip inside and produce resistance drift, preventing that steam from infiltrating rice cooker upper cover inner circuit system and causing electric leakage simultaneously; Stainless steel temperature-sensing probe is connected with 60 core heatproof irradiation lines 4, and stainless steel temperature-sensing probe 1 end has heat-shrink tube 1 protection, can bear the renovating of rice cooker upper cover several ten thousand times, closing lid and does not break to form open circuit, and cause temperature control to lose efficacy; Stainless steel temperature-sensing probe is fixed by stainless steel stent 9, and support connects ground wire, prevents the potential safety hazard of leaking electricity.
The utlity model has good airproof performance, reliability permanance strong, easy for installation, assemble quick, safe feature.
Claims (6)
1. a rice cooker upper cover sensor, it is characterized in that stainless steel temperature-sensing probe overcoat silica gel sealing ring, stainless steel temperature-sensing probe and 60 core fluorine are moulded line junction cover heat-shrink tube one, the NTC thermistor of stainless steel temperature-sensing probe is welded on 60 core heatproof irradiation lines, connection terminal crimping 60 core Teflon electric wires for 60 core heatproof irradiation line afterbodys, heat-shrink tube two entangles connection terminal, and 60 core Teflon electric wire tail end crimp type terminals have outward to install moulds seat;
The NTC thermistor outer envelope epoxy resin of stainless steel temperature-sensing probe, is contained in the stainless steel case of interior encapsulated epoxy resin, and NTC thermistor is welded on 60 core heatproof irradiation lines;
Stainless steel temperature-sensing probe afterbody is fixed by stainless steel stent, fluorine is moulded line and high temperature braiding silica gel line by together with O type terminal compression joint, high temperature braiding silica gel line afterbody crimping TP187 straight cutting terminal, fluorine is moulded the end of a thread portion and is crimped with TP187 straight cutting terminal, and straight cutting terminal inserts in the circular hole of stainless steel stent end.
2. rice cooker upper cover sensor according to claim 1, is characterized in that stainless steel stent (9) is vertical with stainless steel temperature-sensing probe (1).
3. rice cooker upper cover sensor according to claim 1, is characterized in that high temperature braiding silica gel line (14) and fluorine mould line (11) composition and be connected ground wire.
4. rice cooker upper cover sensor according to claim 1, is characterized in that the long 200mm of 60 core heatproof irradiation line (4).
5. rice cooker upper cover sensor according to claim 1, is characterized in that stainless steel case (19) is φ 5 * 20mm stainless steel case.
6. rice cooker upper cover sensor according to claim 1, is characterized in that stainless steel stent end circular hole (18) is for the circular hole of φ 1.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320624993.0U CN203551135U (en) | 2013-10-10 | 2013-10-10 | Upper cover sensor of rice cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320624993.0U CN203551135U (en) | 2013-10-10 | 2013-10-10 | Upper cover sensor of rice cooker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203551135U true CN203551135U (en) | 2014-04-16 |
Family
ID=50469233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320624993.0U Expired - Lifetime CN203551135U (en) | 2013-10-10 | 2013-10-10 | Upper cover sensor of rice cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203551135U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109959466A (en) * | 2017-12-14 | 2019-07-02 | 佛山市顺德区美的电热电器制造有限公司 | Temperature sensor and cooking apparatus |
| CN110987207A (en) * | 2019-12-30 | 2020-04-10 | 北京卫星环境工程研究所 | Method for fixing scattered wire type conducting wire outside spacecraft cabin |
-
2013
- 2013-10-10 CN CN201320624993.0U patent/CN203551135U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109959466A (en) * | 2017-12-14 | 2019-07-02 | 佛山市顺德区美的电热电器制造有限公司 | Temperature sensor and cooking apparatus |
| CN110987207A (en) * | 2019-12-30 | 2020-04-10 | 北京卫星环境工程研究所 | Method for fixing scattered wire type conducting wire outside spacecraft cabin |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140416 |
|
| CX01 | Expiry of patent term |