CN108151904A - It is a kind of can quick response temperature sensor - Google Patents
It is a kind of can quick response temperature sensor Download PDFInfo
- Publication number
- CN108151904A CN108151904A CN201711451767.6A CN201711451767A CN108151904A CN 108151904 A CN108151904 A CN 108151904A CN 201711451767 A CN201711451767 A CN 201711451767A CN 108151904 A CN108151904 A CN 108151904A
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- CN
- China
- Prior art keywords
- connecting wire
- temperature sensor
- quick response
- terminal
- response temperature
- 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.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Thermally Actuated Switches (AREA)
Abstract
The invention discloses it is a kind of can quick response temperature sensor, including adopting warm column assembly (1), terminal (2) and microswitch (3)；It is described to adopt warm column assembly and include thermistor (11) and the first connecting wire (12) and the second connecting wire (13), one end of first connecting wire (12) and the second connecting wire (13) with thermistor (11) welding；The other end of first connecting wire (12) and the second connecting wire (13) is electrically connected respectively with terminal (2) and microswitch (3)；It is electrically connected between the terminal (2) and microswitch (3) by third connecting wire (4) and the 4th connecting wire (5).Temperature sensor high temperature resistant of the present invention, fast response time can be achieved fine motion control, are at low cost, simple for assembly process.
Description
Technical field
The present invention relates to sensor technical field more particularly to it is a kind of can quick response temperature sensor.
Background technology
It is more next as people improve the products such as electric pressure cooking saucepan, electric heater in energy-saving and environmental protection, comfortable etc. requirement
More intelligent control technologies is introduced into living electric apparatus product, and then causes effect of the temperature sensor in intelligent appliance will
It constantly highlights, temperature sensor, which is used as, experiences electric pressure cooking saucepan, electric heater heated part temperature, and pass through control system and be converted into
Electric signal carrys out control system operation.
Temperature sensor is used in the products such as electric pressure cooking saucepan temperature-sensitive more and reponse system control, heating reach the temperature of setting
When can automatically power off, can power on reheating when temperature is low, use environment temperature is high, mainly work can quick temperature-sensitive and frequently
Numerous fine motion controls start and stop.The temperature sensor high temperature resistant degree of the products such as current most electric pressure cooking saucepan, electric heater is relatively low,
Temperature-sensitive response speed is slow.Temperature sensor manufacture craft is complex simultaneously, cost is higher.
Invention content
In view of the above-mentioned problems, the technical problems to be solved by the invention are to provide a kind of high temperature resistant, quick response, fine motion control
It makes, the temperature sensor that at low cost, packaging technology can be easy to implement.
The technical solution adopted in the present invention is：
It is a kind of can quick response temperature sensor, including adopting warm column assembly, terminal and microswitch；It is described to adopt Wen Zhu
Component includes thermistor and the first connecting wire and the second connecting wire, first connecting wire and the second connecting wire
It is welded with thermistor one end；The other end of first connecting wire and the second connecting wire is opened respectively with terminal and fine motion
It closes and is electrically connected；It is electrically connected between the terminal and microswitch by third connecting wire and the 4th connecting wire.
Preferably, first connecting wire and the weld of the second connecting wire and thermistor are coated with asphalt mixtures modified by epoxy resin
Fat forms the encapsulating head of hardening after curing.
Preferably, it is cased with heat-shrink tube outside first connecting wire, the second connecting wire and encapsulating centriciput.
Preferably, the epoxy resin outer surface is equipped with package casing, the heat-shrink tube is inserted into the inner cavity of package casing,
Curing is filled by epoxy resin and is fixed in the inner cavity of the package casing.
Preferably, the terminal outer is equipped with the modeling seat for protecting terminal, the modeling seat shell is equipped with for connecting
The hole position of conducting wire disengaging.
Preferably, described adopt warm column assembly package casing head sizes as 2mm.
Preferably, it is Teflon that the connection of the first connecting wire, the second connecting wire, third, which is led with the second connecting wire,
Material.
Compared with prior art, the invention has the advantages that：
1st, connecting wire of the present invention uses Teflon electric wire, can be used for a long time in the high temperature environment, prevent from connecting
Seal failure caused by conducting wire cracking effectively keeps the globality of temperature sensor.
2nd, thermistor of the present invention only has mounted on head in diameter 2.0mm shells, and thermistor is close to shell head
Portion is sealed by double-deck epoxy resin and fixed, has quick temperature-sensitive response speed.
3rd, connecting wire of the present invention is equipped with microswitch, and the contact separation of microswitch is small, and actuating length is short, presses
Power is small, and break-make is active, can be automatically controlled in small space by system；It is disconnected automatically after mains failure, when sending a telegram here again not
It can voluntarily connect, control button need to be pressed and just can turn on, can avoid expending electricity when being electrified for a long time because electric pressure cooking saucepan, electric heater
Accident other than or causing.
4th, one end mounting terminal of connecting wire of the present invention and modeling seat, can be quick installed in product circuit.
Description of the drawings
Fig. 1 be the present invention it is a kind of can quick response temperature sensor structure principle chart.
Shown in figure：1st, warm column assembly is adopted, 11, thermistor, the 12, first connecting wire, the 13, second connecting wire, 2,
Terminal, 3, microswitch, 4, third connecting wire, the 5, the 4th connecting wire, 6, epoxy resin, 7, encapsulating head, 8, heat-shrink tube, 9,
Package casing, 10, modeling seat.
Specific embodiment
In order to make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, implement below in conjunction with the present invention
Technical solution in example carries out clear, complete description, it is clear that and described embodiment is the section Example of the present invention, and
It is not all of embodiment.Based on the embodiment of the present invention, those of ordinary skill in the art are not before making the creative labor
All other embodiments obtained are put, belong to protection scope of the present invention.
As shown in Figure 1, the present embodiment provides it is a kind of can quick response temperature sensor, including adopting warm column assembly 1, terminal
2 and microswitch 3；It is described adopt warm column assembly 1 include 11 and first connecting wire 12 of thermistor and the second connecting wire 13,
One end of first connecting wire, 11 and second connecting wire 12 with one end of thermistor 11 by resistance welding, it is described
First connecting wire 12 and the second connecting wire 13 and the weld of thermistor 11 are coated with epoxy resin 6, the asphalt mixtures modified by epoxy resin
Fat 6 forms the encapsulating head 7 of hardening after curing.Outside 7 middle part of first connecting wire 12, the second connecting wire 13 and encapsulating head
Portion is cased with heat-shrink tube 8, and 6 outer surface of epoxy resin is equipped with package casing 9, and the heat-shrink tube 8 is inserted into the interior of package casing 9
Chamber, the inner cavity of the package casing 9 are filled curing by epoxy resin 6 and are fixed.First connecting wire 12 and second connects
The other end of conducting wire 13 is electrically connected respectively with terminal 2 and microswitch 3；Pass through third between the terminal 2 and microswitch 3
4 and the 4th connecting wire 5 of connecting wire is electrically connected.2 outside of terminal is equipped with the modeling seat 10 for protecting terminal 2, described
10 shell of seat is moulded to be equipped with for connecting wire (the first connecting wire 12, third connecting wire 4, the 4th connecting wire 5) disengaging
Kong Wei.As the preferred structure for being carried out example, the C of second connecting wire 13 and the connection microswitch 3 of third connecting wire 4
Pin is cased with heat-shrink tube 8 on the pin and is protected, and the NO of 5 one end of the 4th connecting wire connection microswitch 3 draws
Foot.
As the preferred structure of the present embodiment, the thermistor 11 only has mounted on head in diameter 2.0mm shells, heat
Quick resistance 11 is sealed by double-deck epoxy resin 6 and fixed, have quick temperature-sensitive response speed close to case head.Described
One connecting wire 12, the second connecting wire 13, third connection lead 4 and the 4th connecting wire 5 be Teflon material, above-mentioned connection
Conducting wire can be used for a long time in the high temperature environment, prevent seal failure caused by connecting wire cracking, effectively keep temperature biography
The globality of sensor.
As the preferred structure of the present embodiment, the microswitch 3 is a kind of electronic switch, and inside selects metal spring leaf to touch
The component of hair, outer mechanical force act on power on action reed by actuated element (push-piece, button, lever, idler wheel etc.), and will
Energy stacking occurs snap action, the movable contact that action reed terminates is made a little quickly to be connected with making, form circuit to critical point
It being connected to control device and exports an electric signal, after the active force on actuated element is removed, counteragent power occurs for action reed,
After actuated element reverse stroke arrives at the action critical point of reed, instantaneously terminate counteragent.
3 contact separation of microswitch of temperature sensor of the present invention is small, and actuating length is short, small by power, break-make
It is active, it can be automatically controlled in small space by system；It disconnects after mains failure, will not voluntarily be connected when sending a telegram here again automatically,
Control button need to be pressed just to can turn on, accident other than electric energy is expended due to electric appliance is electrified for a long time or is caused can be avoided.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (7)
1. it is a kind of can quick response temperature sensor, it is characterised in that：Including adopting warm column assembly (1), terminal (2) and fine motion
It switchs (3)；It is described to adopt warm column assembly and include thermistor (11) and the first connecting wire (12) and the second connecting wire (13), institute
It is welded with thermistor (11) one end for stating the first connecting wire (12) and the second connecting wire (13)；First connection is led
Line (12) and the other end of the second connecting wire (13) are electrically connected respectively with terminal (2) and microswitch (3)；The terminal
(2) it is electrically connected between microswitch (3) by third connecting wire (4) and the 4th connecting wire (5).
2. it is according to claim 1 it is a kind of can quick response temperature sensor, it is characterised in that：First connection is led
Line (12) and the second connecting wire (13) and the weld of thermistor (11) are coated with epoxy resin (6), are formed after curing hard
The encapsulating head (7) of change.
3. it is according to claim 2 it is a kind of can quick response temperature sensor, it is characterised in that：First connection is led
It is external in the middle part of line (12), the second connecting wire (13) and encapsulating head (7) to be cased with heat-shrink tube (8).
4. it is according to claim 3 it is a kind of can quick response temperature sensor, it is characterised in that：The epoxy resin
(6) outer surface is equipped with package casing (9), and the heat-shrink tube (8) is inserted into the inner cavity of package casing (9), the package casing (9)
Curing is filled by epoxy resin (6) and is fixed in inner cavity.
5. it is according to claim 1 it is a kind of can quick response temperature sensor, it is characterised in that：The terminal (2) is outside
Portion is equipped with the modeling seat (10) for protecting terminal (2), and described modeling seat (10) shell is equipped with the hole position for connecting wire disengaging.
6. it is according to claim 1 it is a kind of can quick response temperature sensor, it is characterised in that：It is described to adopt warm column assembly
(1) package casing head sizes are 2mm.
7. it is according to claim 1 it is a kind of can quick response temperature sensor, it is characterised in that：First connecting wire
(12), the second connecting wire (13), third connecting wire (4) and the 4th connecting wire (5) are Teflon material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711451767.6A CN108151904A (en) | 2017-12-28 | 2017-12-28 | It is a kind of can quick response temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711451767.6A CN108151904A (en) | 2017-12-28 | 2017-12-28 | It is a kind of can quick response temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108151904A true CN108151904A (en) | 2018-06-12 |
Family
ID=62463514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711451767.6A Pending CN108151904A (en) | 2017-12-28 | 2017-12-28 | It is a kind of can quick response temperature sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108151904A (en) |
-
2017
- 2017-12-28 CN CN201711451767.6A patent/CN108151904A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180612 |
|
| WD01 | Invention patent application deemed withdrawn after publication |