CN211576399U - NTC temperature sensor for fast-mounting accurate temperature control type household electrical appliance - Google Patents
NTC temperature sensor for fast-mounting accurate temperature control type household electrical appliance Download PDFInfo
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- CN211576399U CN211576399U CN202020371201.3U CN202020371201U CN211576399U CN 211576399 U CN211576399 U CN 211576399U CN 202020371201 U CN202020371201 U CN 202020371201U CN 211576399 U CN211576399 U CN 211576399U
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Abstract
The utility model belongs to the technical field of temperature sensors, in particular to a rapidly-installed and accurately-temperature-controlled NTC temperature sensor for household appliances, which comprises a thermistor and a high-temperature-resistant wire; the shell is arranged outside the connection of the thermistor and the high-temperature-resistant lead, the shell is in a bullet shape from the thermistor to the high-temperature-resistant lead, a mounting sheet is arranged on the shell, and a first mounting hole and a second mounting hole are formed in the mounting sheet; the surface of the thermistor is coated with heat-conducting silicone grease; a copper ring is arranged between the shell and the mounting sheet; the shell is filled with epoxy resin; the high-temperature-resistant wire is a cross-linked polyethylene wire; the tail part of the high-temperature-resistant lead is connected with the connector. The temperature sensor reduces the installation position of the grounding circuit, simplifies the internal circuit of the household appliance and improves the safety; the temperature sensor has high response speed to temperature and accurate temperature measurement.
Description
Technical Field
The utility model belongs to the technical field of temperature sensor, concretely relates to install accurate accuse temperature type NTC temperature sensor for household electrical appliances fast.
Background
A beverage maker is a device that can be used to make various types of cold and hot beverages, and is a common life necessity. The beverage machine in the prior art usually needs a temperature sensor which is easy to install and has high temperature sensing speed to accurately measure the temperature of the water outlet, so that the heating temperature can be well held at any time; the internal electrified heating part is grounded so as to meet the safety requirement; therefore, the installation structure of the temperature sensor in the beverage machine is complex, and the occupied space is large.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to overcome the defects, the utility model provides a rapidly-installed and accurately-temperature-controlled NTC temperature sensor for household appliances, which reduces the installation positions of a grounding circuit, simplifies the internal circuit of the household appliance and improves the safety; the temperature sensor has high response speed to temperature and accurate temperature measurement.
The utility model provides a technical scheme that its technical problem adopted as follows: the NTC temperature sensor for the household appliance is quickly installed and accurately controlled, and comprises a thermistor and a high-temperature-resistant lead; the shell is arranged outside the connection of the thermistor and the high-temperature-resistant lead, the shell is in a bullet shape from the thermistor to the high-temperature-resistant lead, the shell is provided with a mounting piece, and the mounting piece is provided with a first mounting hole and a second mounting hole; the surface of the thermistor is coated with heat-conducting silicone grease. The adoption of the bullet-shaped shell avoids the sensitivity and accuracy of the thermistor reduced by the overlarge shell; the heat-conducting silicone grease is arranged at the front end of the shell, and the temperature sensor has high response speed to temperature; the mounting piece is arranged on the shell, the mounting piece is provided with two mounting holes, the first mounting hole is used for fixedly mounting the NTC temperature sensor, and the second mounting hole is used for mounting the grounding device, so that the circuit mounting part for independently setting the grounding device is reduced, the internal circuit of the household appliance is simplified, and the safety is improved.
Furthermore, a copper ring is arranged between the shell and the mounting piece. The copper ring that sets up can improve the area of contact between shell and the installation piece, improves this temperature sensor's joint strength and the stability when using.
Further, the housing and the mounting piece are integrally formed. Temperature sensor's intensity can be guaranteed to integrated into one piece, and fixed mounting back stability is good, avoids the condition of contact failure, improves the installation nature of using.
Furthermore, the shell is filled with epoxy resin, and the bullet-shaped shell is filled with epoxy resin, so that on one hand, the thermistor is fixed, the high-temperature-resistant lead is limited and restrained, the disordered arrangement of circuits is avoided, and the safety is improved; on the other hand, the corrosion inhibition thermistor is prevented from being corroded inwards along the high-temperature-resistant lead by water, the moisture resistance of the temperature sensor is improved, and the service life of the temperature sensor is prolonged.
Further, the high-temperature-resistant wire is a cross-linked polyethylene wire. The cross-linked polyethylene wire has good thermal stability and strong high temperature resistance.
Furthermore, the tail part of the high-temperature-resistant lead is connected with a connector. The connecting mode of the temperature sensor and electrical appliances such as a beverage machine is simplified through the connector, and the temperature sensor is convenient to install and maintain.
The utility model has the advantages that:
1. the adoption of the bullet-shaped shell avoids the sensitivity and accuracy of the thermistor reduced by the overlarge shell; the heat-conducting silicone grease is arranged at the front end of the shell, and the temperature sensor has high response speed to temperature; the mounting piece is arranged on the shell, the mounting piece is provided with two mounting holes, the first mounting hole is used for fixedly mounting the NTC temperature sensor, and the second mounting hole is used for mounting the grounding device, so that the circuit mounting part for independently setting the grounding device is reduced, the internal circuit of the household appliance is simplified, and the safety is improved.
2. The arranged copper ring can improve the contact area between the shell and the mounting sheet, and improve the connection strength and the stability of the temperature sensor in use; the strength of the temperature sensor can be ensured by integral molding, the stability is good after the temperature sensor is fixedly installed, the condition of poor contact is avoided, and the installation performance in use is improved; the connecting mode of the temperature sensor and electrical appliances such as a beverage machine is simplified through the connector, and the temperature sensor is convenient to install and maintain.
3. The epoxy resin filled in the bullet-shaped shell fixes the thermistor, limits and restricts the high-temperature-resistant lead, avoids the disordered arrangement of circuits and improves the safety; on the other hand, the corrosion inhibition thermistor of which the water is prevented from inwards corroding along the high-temperature-resistant lead is avoided, the moisture resistance of the temperature sensor is improved, and the service life of the temperature sensor is prolonged; the high-temperature-resistant wire of the cross-linked polyethylene wire has good thermal stability and strong high-temperature resistance.
Drawings
The foregoing and other objects, features, and advantages of the invention will be apparent from the following detailed description taken in conjunction with the accompanying drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the mounting plate of the present invention;
wherein: 1 is thermistor, 2 is high temperature resistant wire, 3 is the shell, 4 is the installation piece, 41 is first mounting hole, 42 is the second mounting hole, 5 is heat conduction silicone grease, 6 is the copper ring, 7 is epoxy, 8 is the connector.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 and 2, the NTC temperature sensor for fast mounting of the precise temperature control type household appliance comprises a thermistor 1 and a high temperature resistant wire 2, wherein the high temperature resistant wire 2 is a cross-linked polyethylene wire; the thermistor 1 and the high-temperature-resistant lead 2 are connected with each other and externally provided with a shell 3, namely, the high-temperature-resistant lead 2 connected with the thermistor 1 is partially restrained in the shell 3, the shell 3 is in a bullet shape from the thermistor 1 to the high-temperature-resistant lead 2 from small to large, the shell 3 is provided with an installation sheet 4, and the installation sheet 4 is provided with a first installation hole 41 and a second installation hole 42; the surface of the thermistor 1 is coated with heat-conducting silicone grease 5; a copper ring 6 is arranged between the shell 3 and the mounting sheet 4, the shell 3 and the mounting sheet 4 are integrally formed, and epoxy resin 7 is filled in the shell 3; the tail part of the high-temperature-resistant lead 2 is connected with a connector 8.
The temperature sensor adopts the bullet-shaped shell, so that the sensitivity and the accuracy of the thermistor are prevented from being reduced due to the fact that the shell is too large; the heat-conducting silicone grease is arranged at the front end of the shell, and the temperature sensor has high response speed to temperature; the mounting piece is arranged on the shell, the mounting piece is provided with two mounting holes, the first mounting hole is used for fixedly mounting the NTC temperature sensor, and the second mounting hole is used for mounting the grounding device, so that the circuit mounting part for independently setting the grounding device is reduced, the internal circuit of the household appliance is simplified, and the safety is improved.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. The NTC temperature sensor for the household appliance is quickly installed and accurately controlled, and comprises a thermistor (1) and a high-temperature-resistant lead (2); the method is characterized in that: the thermistor (1) and the high-temperature-resistant lead (2) are connected with each other and externally provided with a shell (3), the shell (3) is bullet-shaped from the thermistor (1) to the high-temperature-resistant lead (2) from small to large, the shell (3) is provided with an installation sheet (4), and the installation sheet (4) is provided with a first installation hole (41) and a second installation hole (42); and the surface of the thermistor (1) is coated with heat-conducting silicone grease (5).
2. The NTC temperature sensor for rapid installation of precise temperature control type home appliances according to claim 1, wherein: and a copper ring (6) is arranged between the shell (3) and the mounting sheet (4).
3. The NTC temperature sensor for rapid installation of precise temperature control type home appliances according to claim 2, wherein: the shell (3) and the mounting piece (4) are integrally formed.
4. The NTC temperature sensor for rapid installation of precise temperature control type home appliances according to claim 1, wherein: the shell (3) is filled with epoxy resin (7).
5. The NTC temperature sensor for rapid installation of precise temperature control type home appliances according to claim 1, wherein: the high-temperature-resistant lead (2) is a cross-linked polyethylene lead.
6. The NTC temperature sensor for rapid installation of precise temperature control type home appliances according to claim 1, wherein: the tail part of the high-temperature-resistant lead (2) is connected with a connector (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020371201.3U CN211576399U (en) | 2020-03-23 | 2020-03-23 | NTC temperature sensor for fast-mounting accurate temperature control type household electrical appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020371201.3U CN211576399U (en) | 2020-03-23 | 2020-03-23 | NTC temperature sensor for fast-mounting accurate temperature control type household electrical appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211576399U true CN211576399U (en) | 2020-09-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020371201.3U Active CN211576399U (en) | 2020-03-23 | 2020-03-23 | NTC temperature sensor for fast-mounting accurate temperature control type household electrical appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211576399U (en) |
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2020
- 2020-03-23 CN CN202020371201.3U patent/CN211576399U/en active Active
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