CN206573231U - Insulate quick response anti-dry type household electrical appliances NTC temperature sensors - Google Patents
Insulate quick response anti-dry type household electrical appliances NTC temperature sensors Download PDFInfo
- Publication number
- CN206573231U CN206573231U CN201720322495.9U CN201720322495U CN206573231U CN 206573231 U CN206573231 U CN 206573231U CN 201720322495 U CN201720322495 U CN 201720322495U CN 206573231 U CN206573231 U CN 206573231U
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- high temperature
- thermistor
- shell
- temperature resistant
- resistant wire
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Abstract
The utility model is related to a kind of insulation quick response anti-dry type household electrical appliances NTC temperature sensors, first thermistor of water present sensor is arranged at the sealed end of shell, its pin is connected with one end of the first high temperature resistant wire, thermal conductive silicon lipid layer is coated on the first thermistor, first thermistor and the first high temperature resistant wire are tightly connected in shell by epoxy resin layer, and the copper ring on shell is equipped with ground wire；Heating tube wall the second thermistor of sensor is arranged on the sealed end of aluminum shell, its pin and is connected with one end of the second high temperature resistant wire, thermal conductive silicon lipid layer is coated on the second thermistor, and second have heat-resisting paint layer on high temperature resistant wire, second thermistor and the second high temperature resistant wire are sealed in aluminum shell by epoxy resin layer, and the other end of the other end of the first high temperature resistant wire and the second high temperature resistant wire is connected on clamped nipple.The utility model can improve the response speed of sensor, and good insulating can be accurately controlled coffee machine extraction temperature.
Description
Technical field
The utility model is related to a kind of insulation quick response anti-dry type household electrical appliances NTC temperature sensors, belongs to temperature biography
Sensor technical field.
Background technology
Temperature sensor it is main by thermistor, play the stainless steel casing and unofficial biography signal of sensing and protective effect
Temperature signal wire, thermistor is arranged in metal shell to sense the change of water temperature, and thermistor will change the resistance of resistance
Value is transferred on control circuit board, realizes temperature control.
Temperature sensor is arranged on coffee machine water outlet by automatic coffee chance, by temperature sensor to sense coffee
The temperature of coffee machine water outlet, but existing temperature sensor is the end that thermistor is encapsulated in housing by epoxy resin layer
Portion, reaction speed is slack-off, the usual response time more than more than 10S, for a long time using rear reliability step-down.Moreover, existing temperature
Spend sensor at high temperature, such as when instantaneous temperature reaches 300 DEG C, epoxy resin can be caused to be separated with shell, destroy temperature
The insulating properties of sensor, and cause temperature sensor fails, therefore coffee machine temperature sensor is currently used for it cannot be guaranteed that coffee
The accurate and security of machine heating process.
The content of the invention
The purpose of this utility model is to provide a kind of response speed for improving sensor, and good insulating can be accurately controlled
The insulation quick response anti-dry type household electrical appliances NTC temperature sensors of coffee machine extraction temperature.
The utility model is that the technical scheme for reaching above-mentioned purpose is：One kind insulation quick response anti-dry type household electrical appliances are used
NTC temperature sensors, it is characterised in that：Including water present sensor and heating tube wall sensor；
Described water present sensor includes the first thermistor, the shell with sealed end and the first high temperature resistant wire,
The shell is the platform cylindrical shell of stainless steel, and platform cylindrical shell is incremented by successively from anterior sealed end diameter and length, first
Thermistor is arranged at the sealed end of shell, its pin is connected with one end of the first high temperature resistant wire, thermal conductive silicon lipid layer cladding
On the first thermistor, the first thermistor and the first high temperature resistant wire are tightly connected in shell by epoxy resin layer, shell
On be connected with copper ring, the wire loop of ground wire one end is connected on copper ring, the other end has inserted sheet；
Described heating tube wall sensor includes the second thermistor, the aluminum shell with sealed end and the second resistance to height
Warm wire, described aluminum shell is in hat, and there is its sealed end the ring side stretched out to be used to fit with heating tube wall, and second
Thermistor is arranged on the sealed end of aluminum shell, its pin and is connected with one end of the second high temperature resistant wire, thermal conductive silicon lipid layer cladding
There is heat-resisting paint layer, epoxy resin layer is by the second thermistor and the on second thermistor, and on the second high temperature resistant wire
Two high temperature resistant wires are sealed in aluminum shell, and the other end of the other end of the first high temperature resistant wire and the second high temperature resistant wire connects
It is connected on clamped nipple.
It is of the present utility model insulation quick response anti-dry type household electrical appliances employed with NTC temperature sensors water present sensor and
Tube wall sensor is heated, water present sensor is led including the first thermistor, the shell with sealed end and the first high temperature resistant
Line, ground wire is connected with shell, water present sensor is had ground protection, not only improves security, is also simplified inside user
Circuit.Thermal conductive silicon lipid layer is coated on the first thermistor by the utility model, the temperature of delivery port is passed through thermal conductive silicon lipid layer
And the response speed of water present sensor can be improved, its fast response time can accurately control leaving water temperature within 1S.This reality
Aluminum shell and the second thermistor are employed with Novel heating tube wall sensor, and thermal conductive silicon lipid layer is coated into the second temperature-sensitive electricity
In resistance, the response speed of heating tube wall sensor is improved, simultaneously as having heat-resisting paint on the second high temperature resistant wire
Layer, with preferable heat-resisting quantity, solves epoxy resin or thermistor under the conditions of instantaneous high-temperature and separates and fail with shell
The problem of, with high insulating property.Heating tube wall sensor of the present utility model works in hot conditions, and in coffee machine
It will not be failed in the case of abnormal conditions, such as 450 DEG C of dry combustion method instantaneous temperature.The utility model uses water present sensor and heating tube
Tube wall sensor can accurately control the extraction temperature of coffee machine, improve functional reliability.
Brief description of the drawings
Embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of the utility model insulation quick response anti-dry type household electrical appliances NTC temperature sensors.
Fig. 2 is the structural representation of the utility model water present sensor.
Fig. 3 is the structural representation that the utility model heats tube wall sensor.
Wherein：Outside 1-shell, 2-copper ring, 3-heat-shrink tube, the 4-the first high temperature resistant wire, 5-clamped nipple, 6-aluminium
Shell, 6-1-ring side, 6-2-V-arrangement blind hole, 7-ground wire, 7-1-wire loop, 7-2-inserted sheet, the 8-the second high temperature resistant wire, 9-
First thermistor, 9-1-pin, 10-thermal conductive silicon lipid layer, 11-epoxy resin layer, the 12-the second thermistor, 12-1-
Pin, 13-heat-resisting paint layer.
Embodiment
As shown in Figure 1, insulation quick response anti-dry type household electrical appliances NTC temperature sensors of the present utility model, including go out
Water sensor and heating tube wall sensor.
As shown in Fig. 1,2, water present sensor of the present utility model includes the first thermistor 9, the shell 1 with sealed end
And first high temperature resistant wire 4, shell 1 is the platform cylindrical shell of stainless steel, platform cylindrical shell from anterior sealed end diameter and
Length is incremented by successively, and the first thermistor 9 is arranged at the sealed end of shell 1, its pin 9-1 and the first high temperature resistant wire 4
One end is connected, and can be welded on its two pins 9-1 on the first high temperature resistant wire 4, water temperature is induced by the first thermistor 9
The change of degree, and the resistance for changing resistance is transferred on control circuit board, induced signal is reached in control board, indicated
Down circuitry is protected.As shown in Figure 2, the utility model thermal conductive silicon lipid layer 10 is coated on the first thermistor 9, passes through thermal conductive silicon
Lipid layer 10 improves the response speed of sensor, and the water present sensor is arranged on the water outlet of coffee machine, reacts especially sensitive,
Fast response time can accurately control leaving water temperature within 1S.The utility model epoxy resin layer 11 is by the first thermistor 9
It is tightly connected in shell 1, is sealed by 11 pair of first thermistor 9 of epoxy resin layer with the first high temperature resistant wire 4.
As shown in Fig. 1,3, the front portion of thermal conductive silicon lipid layer 10 and the sealed end bulb of shell 1 on the first thermistor 9 of the invention
Inwall connects, rear portion and epoxy resin layer 11 are connected, and water present sensor is had best heat conductivity.
As shown in Fig. 1,2, copper ring 2 is connected with the utility model shell 1, the wire loop 7-1 of the one end of ground wire 7 is connected to copper
On ring 2, the other end there is inserted sheet 7-2；Security is improved by ground wire 7, and simplifies user's internal wiring.The utility model
The copper ring 2 can be by being crimped on shell 1, and copper ring 2 is provided with wire casing, and the wire loop 7-1 of the one end of ground wire 7 is arranged in wire casing,
It is convenient that ground wire 7 is arranged on copper ring 2, fixation is grounded by the inserted sheet 7-2 at the rear portion of ground wire 7.
As shown in Fig. 1,3, the utility model heating tube wall sensor includes the second thermistor 12, with sealed end
The high temperature resistant wire 8 of aluminum shell 6 and second, the aluminum shell 6 is in hat, and there is its sealed end the ring side 6-1 stretched out to be used for
Fitted with heating tube wall, to increase contact area, the second thermistor 12 is arranged on the sealed end of aluminum shell 6, its pin 12-1
It is connected with one end of the second high temperature resistant wire 8, the two pins 12-1 of the second thermistor 12 is welded on the second high temperature resistant wire 8
On, thermal conductive silicon lipid layer 10 is coated on the second thermistor 12, and has heat-resisting paint layer 13 on the second high temperature resistant wire 8, and this is resistance to
Hot dope layer 13 can use existing silvery white organic-silicon heat-resisting paint, and epoxy resin layer 11 is by the second thermistor 12 and the second resistance to height
Warm wire 8 is sealed in aluminum shell 6, and the response speed of sensor is improved by thermal conductive silicon lipid layer 10, while being applied by heat-resisting
The bed of material 13 makes heating tube wall sensor high temperature resistant, under the conditions of coffee machine abnormal conditions, such as dry combustion method, 450 DEG C of instantaneous temperature,
Enable heating tube wall sensor indicating circuit power-off protection.
As shown in Fig. 1,3, the mounting hole front end of the utility model aluminum shell 6 has V-arrangement blind hole 6-2, the second thermistor
The front portion of thermal conductive silicon lipid layer 10 on 12 connects with the V-arrangement blind hole 6-2 inwalls of aluminum shell 6, rear portion and heat-resisting paint layer 13 are connected, and
Heat-resisting paint layer 13 in thermal conductive silicon lipid layer 10 is connected by epoxy resin layer 11 with V-arrangement blind hole 6-2 inwalls, is efficiently solved
The problem of thermistor is separated and failed with aluminum shell 6 under the conditions of instantaneous high-temperature, within its response time is up to 2.8S, improves
Heat the response speed of tube wall sensor.
As shown in Figure 1, the other end of the other end of the first high temperature resistant wire of the utility model 4 and the second high temperature resistant wire 8
It is connected on clamped nipple 5, clamped nipple 5 is provided with jack, and clamped nipple 5 is connected on by the terminal lead in control board
In corresponding jack, or clamped nipple 5 is plugged on control board, the first high temperature resistant wire of the utility model 4 and second is resistance to
High temperature wire 8 can use Teflon cable.
As shown in Fig. 1~3, heat-shrink tube is cased with the utility model the first high temperature resistant wire 4 and the second high temperature resistant wire 8
3, and corresponding rise in one end of each heat-shrink tube 3 is connected on shell 1 and the rear portion of aluminum shell 6, passes through 3 pair of first high temperature resistant wire 4 of heat-shrink tube
Protected with the second high temperature resistant wire 8.
Water present sensor is arranged on the delivery port of coffee machine by the utility model, and its response time, can be accurate within 1S
Control leaving water temperature.Heating tube wall sensor is installed on heating tube wall, is fitted completely with heating tube wall, the response time
Within 2.8S, high temperature resistant will not fail under the conditions of instantaneous high-temperature, therefore can be accurately controlled the extraction temperature of coffee machine.
Claims (4)
1. one kind insulation quick response anti-dry type household electrical appliances NTC temperature sensors, it is characterised in that：Including water present sensor and
Heat tube wall sensor；
Described water present sensor includes the first thermistor (9), shell (1) and the first high temperature resistant wire with sealed end
(4), the shell (1) is the platform cylindrical shell of stainless steel, and platform cylindrical shell is passed successively from anterior sealed end diameter and length
Increase, the first thermistor (9) is arranged at the sealed end of shell (1), its pin (9-1) and the one of the first high temperature resistant wire (4)
End connection, thermal conductive silicon lipid layer (10) is coated on the first thermistor (9), and epoxy resin layer (11) is by the first thermistor (9)
It is tightly connected with the first high temperature resistant wire (4) in shell (1), copper ring (2), the line of ground wire (7) one end is connected with shell (1)
Ring is connected on copper ring (2), the other end has inserted sheet (7-2)；
Described heating tube wall sensor includes the second thermistor (12), the aluminum shell (6) and second with sealed end
High temperature resistant wire (8), described aluminum shell (6) is in hat, and there is its sealed end the ring side (6-1) stretched out to be used for adding
Heat pipe wall is fitted, and the second thermistor (12) is arranged on the sealed end of aluminum shell (6), its pin (12-1) and led with the second high temperature resistant
One end connection of line (8), thermal conductive silicon lipid layer (10) is coated on the second thermistor (12), and is had on the second high temperature resistant wire (8)
There is heat-resisting paint layer (13), the second thermistor (12) and the second high temperature resistant wire (8) are sealed in aluminium by epoxy resin layer (11)
In shell (6), and the other end of the first high temperature resistant wire (4) and the other end of the second high temperature resistant wire (8) are connected to terminal and connect
On head (5).
2. insulation quick response anti-dry type household electrical appliances NTC temperature sensors according to claim 1, it is characterised in that：
The front portion of thermal conductive silicon lipid layer (10) on first thermistor (9) connects with shell (1) sealed end bulb inwall, rear portion and
Epoxy resin layer (11) is connected.
3. insulation quick response anti-dry type household electrical appliances NTC temperature sensors according to claim 1, it is characterised in that：
The mounting hole front end of the aluminum shell (6) has the thermal conductive silicon lipid layer (10) on V-arrangement blind hole (6-2), the second thermistor (12)
Front portion connects with V-arrangement blind hole (6-2) inwall of aluminum shell (6), rear portion and heat-resisting paint layer (13) are connected, and thermal conductive silicon lipid layer
(10) the heat-resisting paint layer (13) on is connected by epoxy resin layer (11) with V-arrangement blind hole (6-2) wall.
4. insulation quick response anti-dry type household electrical appliances NTC temperature sensors according to claim 1, it is characterised in that：
Heat-shrink tube (3), and one end of each heat-shrink tube (3) are cased with described the first high temperature resistant wire (4) and the second high temperature resistant wire (8)
Correspondence, which rises, is connected on shell (1) and aluminum shell (6) rear portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720322495.9U CN206573231U (en) | 2017-03-29 | 2017-03-29 | Insulate quick response anti-dry type household electrical appliances NTC temperature sensors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720322495.9U CN206573231U (en) | 2017-03-29 | 2017-03-29 | Insulate quick response anti-dry type household electrical appliances NTC temperature sensors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206573231U true CN206573231U (en) | 2017-10-20 |
Family
ID=60053620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720322495.9U Expired - Fee Related CN206573231U (en) | 2017-03-29 | 2017-03-29 | Insulate quick response anti-dry type household electrical appliances NTC temperature sensors |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206573231U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107860480A (en) * | 2017-12-26 | 2018-03-30 | 福州普贝斯智能科技有限公司 | Temperature measuring equipment in water analysis sensor |
| CN110231107A (en) * | 2019-04-02 | 2019-09-13 | 马鞍山市嘉逸科技工贸有限责任公司 | A kind of combined type temperature sensors of high precision |
| CN110514247A (en) * | 2019-09-23 | 2019-11-29 | 安徽容知日新科技股份有限公司 | Sensing equipment |
| CN110553752A (en) * | 2018-06-01 | 2019-12-10 | 深圳市科敏传感器有限公司 | Temperature sensor for high-performance coffee machine and manufacturing method |
| CN112326054A (en) * | 2020-10-30 | 2021-02-05 | 杨柳 | NTC wall-mounted pipeline temperature sensor |
-
2017
- 2017-03-29 CN CN201720322495.9U patent/CN206573231U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107860480A (en) * | 2017-12-26 | 2018-03-30 | 福州普贝斯智能科技有限公司 | Temperature measuring equipment in water analysis sensor |
| CN110553752A (en) * | 2018-06-01 | 2019-12-10 | 深圳市科敏传感器有限公司 | Temperature sensor for high-performance coffee machine and manufacturing method |
| CN110231107A (en) * | 2019-04-02 | 2019-09-13 | 马鞍山市嘉逸科技工贸有限责任公司 | A kind of combined type temperature sensors of high precision |
| CN110514247A (en) * | 2019-09-23 | 2019-11-29 | 安徽容知日新科技股份有限公司 | Sensing equipment |
| CN112326054A (en) * | 2020-10-30 | 2021-02-05 | 杨柳 | NTC wall-mounted pipeline temperature sensor |
| CN112326054B (en) * | 2020-10-30 | 2023-06-27 | 佛山胜优电子科技有限公司 | NTC wall-mounted pipeline temperature sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171020 |