CN207335907U - A kind of electric oven temperature sensor - Google Patents
A kind of electric oven temperature sensor Download PDFInfo
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- CN207335907U CN207335907U CN201721368430.4U CN201721368430U CN207335907U CN 207335907 U CN207335907 U CN 207335907U CN 201721368430 U CN201721368430 U CN 201721368430U CN 207335907 U CN207335907 U CN 207335907U
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- temperature sensor
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Abstract
The utility model belongs to temperature sensor technology field, and in particular to a kind of electric oven temperature sensor, including thermistor, stainless steel case and two leads, further include first sleeve, the second casing and the 3rd casing；Thermistor is arranged in stainless steel case, and one end of two leads is connected with thermistor, and the other end is connected with two connecting wires respectively；Each lead is sheathed in corresponding first sleeve；Outside the glass bulb of thermistor encapsulating head is formed coated with high-temperature-resistant epoxy resin layer；Each first sleeve is respectively positioned in the second casing, and the second casing withstands encapsulating head；3rd casing is set in outside encapsulating head and the second casing；One end that 3rd casing is cased with encapsulating head is located in stainless steel case, and the 3rd casing is fixed with stainless steel case riveting.The thermistor of temperature sensor provided by the utility model is installed in stainless steel case, and thermistor is fixed with stainless steel case using riveting, is avoided since the sealing resin high temperature moisture absorption causes thermistor resistance value unstable.
Description
Technical field
The utility model belongs to temperature sensor technology field, and in particular to a kind of electric oven temperature sensor.
Background technology
Electric oven experiences grillING panel temperature using temperature sensor, and is converted into electric signal by control system to control
System operation.As people require to improve to electric oven in energy-saving and environmental protection, intelligence etc., more and more intelligent control skills
Art is incorporated into electric oven, and then causes effect of the temperature sensor in intelligent appliance constantly to highlight.Family currently on the market
With with temperature sensor used in commercial electric oven, thermistor environmental work in the temperature-sensitive shell of front end long lasting for
After bearing the high-temperature baking of electric oven, stability is bad, and temperature measurement accuracy is not allowed, temperature drift, it is impossible to which completely correct sensing is dried
The actual temperature of roast food.
Electric oven temperature sensor is used in detection grillING panel temperature, environment high humidity, high oil, and higher use more
Temperature, therefore it is required that temperature sensor resistance to elevated temperatures will be got well.It is required that material does not crack in hot environment, thermistor exists
Remain to work normally for a long time under high temperature, and then ensure signal feedback normal work of the electric oven system by temperature sensor, reach
Temperature sensor to the Expected Results of electric oven, but existing electric oven is difficult to ensure that long-time high temperature resistant, stability
Bad, measurement temperature precision is low, and packaging technology is more difficult.
The content of the invention
In order to overcome above-mentioned the shortcomings of the prior art, the purpose of this utility model is to provide a kind of high temperature resistant, cost
Low, packaging technology can be easy to implement electric oven temperature sensor.
To achieve the above object, the technical solution of the utility model is a kind of electric oven temperature sensor, including temperature-sensitive
Resistance, stainless steel case and two leads, further include first sleeve, the second casing and the 3rd casing；The thermistor is arranged on
In stainless steel case, one end of two leads is connected with thermistor, and the other end is connected with two connecting wires respectively；Respectively
The lead is sheathed in corresponding first sleeve, and two first sleeves withstand the glass bulb of the thermistor；
Outside the glass bulb of the thermistor encapsulating head is formed coated with high-temperature-resistant epoxy resin layer；Each first sleeve is respectively positioned on described
In second casing, and second casing withstands encapsulating head close to one end of the thermistor；3rd casing is set in
Encapsulate outside head and second casing；One end that 3rd casing is cased with encapsulating head is located in the stainless steel case, and described
3rd casing is fixed with the stainless steel case riveting.
Further, two leads are crimped with two connecting wires respectively using copper strips.
Further, it is coated with Quadruplet pipe at copper strips crimping.
Further, the top of second casing is concordant with the top for encapsulating head is set.
Further, the 5th casing is arranged with the Quadruplet pipe, and the 5th casing is close to the thermistor
One end be connected with the connecting portion on the stainless steel case.
Further, one end of two connecting wires is connected with two leads respectively, two connecting wires
Other end crimp type terminal.
Further, the terminal is installed in the hole position of a modeling seat.
Compared with prior art, the beneficial effects of the utility model：
(1) thermistor of temperature sensor provided by the utility model be installed on stainless steel case in, and thermistor with
Stainless steel case is fixed using riveting, different from conventional epoxies embedding, is avoided since the sealing resin high temperature moisture absorption causes temperature-sensitive
Resistance is unstable.
(2) one end installation crimp type terminal of the connecting wire of temperature sensor provided by the utility model and modeling seat can be achieved
It is quick installed in electric oven circuit, it is simple for assembly process and easy to implement.
(3) first sleeve is sleeved on two leads of temperature sensor provided by the utility model, first sleeve is withstood
The glass bulb of thermistor, the glass bulb coating high-temperature-resistant epoxy resin layer of thermistor, first sleeve form insulation outside lead
Layer, can solve the Insulation Problems that component lead contact produces.
Brief description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is the structure diagram for the temperature sensor that the utility model embodiment provides；
In figure：1st, thermistor, 2, high-temperature-resistant epoxy resin layer, 3, stainless steel case, 4, first sleeve, the 7, second casing,
6th, lead, the 5, the 3rd casing, 8, copper strips, 9, Quadruplet pipe, the 10, the 5th casing, 11, connecting wire, 12, terminal, 13, modeling seat,
14th, point is crimped.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
The all other embodiment obtained, shall fall within the protection scope of the present invention.
As shown in Figure 1, the utility model embodiment provides a kind of electric oven temperature sensor, including thermistor 1, no
Become rusty box hat 3 and two leads 6, further includes first sleeve 4, the second casing 7 and the 3rd casing 5；Thermistor 1 is arranged on stainless steel
In shell 3, one end of two leads 6 is connected with thermistor 1, and the other end is connected with two connecting wires 11 respectively；Each lead 6
It is sheathed in corresponding first sleeve 4, and two first sleeves 4 withstand the glass bulb of thermistor 1；The glass of thermistor 1
Outside shell encapsulating head is formed coated with high-temperature-resistant epoxy resin layer 2；Each first sleeve 4 is respectively positioned in the second casing 7, and the second casing
7 withstand encapsulating head close to one end of thermistor 1；3rd casing 5 is set in outside encapsulating head and the second casing 7；3rd 5 sets of casing
The one end for having encapsulating head is located in stainless steel case 3, and the 3rd casing 5 is fixed with 3 riveting of stainless steel case.
The connecting wire 11 of the present embodiment uses high temperature resistance glass fiber electric wire, can be resistant to hot environment for a long time, prevent electric wire
High temperature plasticizing failure, effectively keeps the globality of temperature sensor.
First sleeve 4 is sleeved on two leads 6 of the present embodiment, first sleeve 4 withstands the glass bulb of thermistor 1, heat
The glass bulb coating high-temperature-resistant epoxy resin layer 2 of quick resistance 1, first sleeve 4 forms insulating layer in the outside of lead 6, can solve element
The Insulation Problems that wire contacts produce.
The thermistor 1 of the present embodiment is installed in stainless steel case 3, and thermistor 1 is consolidated with stainless steel case 3 using riveting
It is fixed, it is different from conventional epoxies embedding, avoid since the sealing resin high temperature moisture absorption causes thermistor resistance value unstable.
Two leads 6 of the present embodiment are crimped with two connecting wires 11 respectively using copper strips 8；Wrapped at 8 crimping of copper strips
It is covered with Quadruplet pipe 9.Quadruplet pipe 9 is sheathed with 5 crimping of copper strips, 9 pyrocondensation of Quadruplet pipe is coated at the crimping of copper strips 8.
Further, the top of the second casing 7 with encapsulate head top it is concordant sets, ensure the second casing 7 top with
Encapsulating head can be integrally inserted in the 3rd casing.
Further, the 5th casing 10 is arranged with Quadruplet pipe 9, and the 5th casing 10 is close to one end of thermistor 1
It is connected with the connecting portion on stainless steel case 3.The middle part of stainless steel case 3 is equipped with the outstanding connecting portion around stainless steel case,
The end of 5th casing 10 is connected with connecting portion.
Further, one end of two connecting wires 11 is connected with two leads 6 respectively, two connecting wires 11 it is another
Side pressure connecting terminal 12；Terminal 12 is installed in the hole position of a modeling seat 13.One end mounting terminal 12 and modeling seat 13 of connecting wire 11,
Achievable temperature sensor is quick installed in electric oven circuit, simple for assembly process and easy to implement.
Two leads 6 of the thermistor 1 for the electric oven temperature sensor that the utility model embodiment provides are sleeved on
High temperature first sleeve 4, first sleeve 4 withstand element glass bulb, and element glass bulb coating high-temperature-resistant epoxy resin layer 2, forms after curing
The encapsulating head of hardening.The second casing 4 on component lead portion set, the second casing 4 withstand encapsulating head, then overall to be inserted in the 3rd set
Pipe 5, it is desirable to which the top of the 3rd casing 5 is concordant with encapsulating overhead, then the 3rd casing 5 for being cased with encapsulating head is filled in stainless steel case 3
It is interior, riveting is carried out in the crimping point 14 close to the top of stainless steel case 3 using compression bonding apparatus so that thermistor element meets certain
Pulling force under do not moved relative to housing.Thermistor lead 6 is crimped using copper strips 8 with connecting wire 11, is used at crimping
9 pyrocondensation of Quadruplet pipe coats, then is inserted in the 5th casing 10；The other end crimp type terminal 12 of connecting wire 11, then terminal 12 is pacified
Loaded in the position of 13 hole of modeling seat.Connecting wire 11 uses high temperature resistance glass fiber electric wire, can be resistant to hot environment for a long time, prevent electric wire height
Temperature plasticizing failure；High temperature first sleeve 4 forms insulating layer, can solve the Insulation Problems that the contact of component lead 6 produces.Connecting wire
11 one end mounting terminal 12 and modeling seat 13 is, it can be achieved that Fast Installation.First sleeve 4, the second casing 7, the 3rd casing the 5, the 4th
9 and the 5th casing 10 of casing is high temperature resistant casing.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on, should be included in the utility model
Protection domain within.
Claims (7)
1. a kind of electric oven temperature sensor, including thermistor（1）, stainless steel case（3）With two leads（6）, its feature
It is：Further include first sleeve（4）, the second casing（7）With the 3rd casing（5）；The thermistor（1）It is arranged on stainless steel case
（3）It is interior, two leads（6）One end and thermistor（1）Connection, the other end respectively with two connecting wires（11）Even
Connect；Each lead（6）It is sheathed on corresponding first sleeve（4）It is interior, and two first sleeves（4）Withstand the heat
Quick resistance（1）Glass bulb；The thermistor（1）Glass bulb outside be coated with high-temperature-resistant epoxy resin layer（2）Form encapsulating head；Respectively
The first sleeve（4）It is respectively positioned on second casing（7）It is interior, and second casing（7）Close to the thermistor（1）'s
Withstand encapsulating head in one end；3rd casing（5）It is set in encapsulating head and second casing（7）Outside；3rd casing（5）
The one end for being cased with encapsulating head is located at the stainless steel case（3）It is interior, and the 3rd casing（5）With the stainless steel case（3）Riveting
It is fixed.
A kind of 2. electric oven temperature sensor as claimed in claim 1, it is characterised in that：Two leads（6）Use copper
Band（8）Respectively with two connecting wires（11）Crimping.
A kind of 3. electric oven temperature sensor as claimed in claim 2, it is characterised in that：Copper strips（8）It is coated with crimping
Quadruplet pipe（9）.
A kind of 4. electric oven temperature sensor as claimed in claim 1, it is characterised in that：Second casing（7）Top
Portion is concordant with the top for encapsulating head to be set.
A kind of 5. electric oven temperature sensor as claimed in claim 3, it is characterised in that：The Quadruplet pipe（9）Upper set
Equipped with the 5th casing（10）, and the 5th casing（10）Close to the thermistor（1）One end and the stainless steel case（3）
On connecting portion connection.
A kind of 6. electric oven temperature sensor as claimed in claim 2, it is characterised in that：Two connecting wires（11）
One end respectively with two leads（6）Connection, two connecting wires（11）Other end crimp type terminal（12）.
A kind of 7. electric oven temperature sensor as claimed in claim 6, it is characterised in that：The terminal（12）Installed in one
Mould seat（13）Hole position in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721368430.4U CN207335907U (en) | 2017-10-23 | 2017-10-23 | A kind of electric oven temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721368430.4U CN207335907U (en) | 2017-10-23 | 2017-10-23 | A kind of electric oven temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207335907U true CN207335907U (en) | 2018-05-08 |
Family
ID=62366380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721368430.4U Active CN207335907U (en) | 2017-10-23 | 2017-10-23 | A kind of electric oven temperature sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207335907U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112798132A (en) * | 2020-12-30 | 2021-05-14 | 肇庆爱晟传感器技术有限公司 | High-water-resistance high-oil-resistance temperature sensor for narrow space and preparation thereof |
| CN112857607A (en) * | 2021-01-13 | 2021-05-28 | 深圳市汇北川电子技术有限公司 | A miniaturized dysmorphism temperature sensor for flat wire motor temperature measurement |
-
2017
- 2017-10-23 CN CN201721368430.4U patent/CN207335907U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112798132A (en) * | 2020-12-30 | 2021-05-14 | 肇庆爱晟传感器技术有限公司 | High-water-resistance high-oil-resistance temperature sensor for narrow space and preparation thereof |
| CN112857607A (en) * | 2021-01-13 | 2021-05-28 | 深圳市汇北川电子技术有限公司 | A miniaturized dysmorphism temperature sensor for flat wire motor temperature measurement |
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