CN203455105U - Temperature sensor - Google Patents
Temperature sensor Download PDFInfo
- Publication number
- CN203455105U CN203455105U CN201320572036.8U CN201320572036U CN203455105U CN 203455105 U CN203455105 U CN 203455105U CN 201320572036 U CN201320572036 U CN 201320572036U CN 203455105 U CN203455105 U CN 203455105U
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- China
- Prior art keywords
- temperature
- stator
- sleeve pipe
- hole
- sensitive sticker
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Abstract
The utility model relates to a temperature sensor. The temperature sensor comprises a hollow bushing, a temperature conductive member and a temperature sensing assembly, wherein the bushing is prepared by plastic materials with a relatively slow heat transmission rate, and the temperature conductive member is prepared by metal materials with a relatively fast heat transmission rate; and the temperature conductive member is disposed on an upper portion of one end of the bushing so as to contact with a surface of an object to be measured, and a temperature sensing element in the temperature sensing assembly such as a thermistor is disposed inside the temperature conductive member to indirectly measure temperature data of the object to be measured. The temperature conductive member is advantaged by small size and fast heat transmission rate, and when heat energy is transmitted to the temperature conductive member, the temperature data can be measured rapidly by the temperature sensing element in the temperature conductive member without the heat energy transmitting to the whole bushing.
Description
Technical field
The utility model relates to a kind of temperature-sensitive sticker (temperature sensor), particularly a kind of by predicting the temperature-sensitive sticker of temperature data with object under test Surface Contact.
Background technology
Sensor (sensor, detector) be widely used in numerous industrial technologies field, particularly relate to the application of automatic control aspect, according to the physical parameter classification of its sensing, define different types of sensor, such as temperature, pressure, infrared ray, liquid sensor etc.Please refer to shown in Fig. 4, existing wherein a kind of temperature-sensitive sticker structure includes a temperature module 60 and a fixed sleeving 70.
This fixed sleeving 70 is the straight cylindrical pipes of length that caliber is consistent, and its inside is formed with the accommodation chamber 71 of a hollow, and one end of fixed sleeving 70 is blind end 72; This temperature module 60 is arranged on the inside of this accommodation chamber 71 completely, and the front end of the temperature module 60 directly contacts with accommodation chamber 71 top medial surfaces.
When the temperature of practical application temperature-sensitive sticker sensing object under test, the blind end 72 of this fixed sleeving 70 contacts with each other with the surface of object under test, and the temperature module 60 indirectly senses temperature and obtains the temperature sense data of this object under test from fixed sleeving 70 again.
Structure according to aforementioned temperature sensor, because the temperature module 60 belongs to more accurate electronic component, the effect of this fixed sleeving 70 is to allow the portion that sets within it that the temperature module 60 can be firm, protects this temperature module 60 to avoid being subject to the interference of external environment factor and affects temperature survey; Therefore, the integral body size of this fixed sleeving 70 must have sufficient length to hold this temperature module 60 completely.
But while carrying out temperature sensing, because fixed sleeving 70 directly contacts with object under test, heat energy must first evenly be transmitted to whole fixed sleeving 70, then just can be passed to the temperature module 60 actual.But the completely coated whole the temperature module of this fixed sleeving 70, the relative volume of fixed sleeving 70 is larger, heat energy will evenly conduct to the time that whole fixed sleeving 70 need to be longer, and the thermometric time of this temperature module 60 is also postponed, therefore the sensitivity of thermometric is not good; In addition, if fixed sleeving 70 hyperabsorption heat energy itself, the measured temperature data of this temperature module 60 cannot react the actual temperature of object under test, causes precision to reduce, and temperature error probably can improve.
Utility model content
Technical problem to be solved in the utility model is that existing temperature-sensitive sticker need to spend the longer time and just can record temperature data, and error is higher.
The technical scheme adopting for solution aforementioned technical problem is to provide a kind of temperature-sensitive sticker, and this temperature-sensitive sticker comprises:
The sleeve pipe that one plastic material is made, its inner formation one passage, and sleeve pipe two ends have respectively one first perforation and one second perforation being connected with this passage;
The temperature conduction part that one metal material is made, its inner accommodation chamber that forms, one end of this temperature conduction part forms a temperature-sensitive portion of closed, the other end forms an opening that is communicated with this accommodation chamber, this temperature conduction part is arranged on the first perforation top of sleeve pipe, and this temperature-sensitive portion can supply and object under test Surface Contact;
One the temperature module, includes a temperature sensor, and wherein this temperature sensor is arranged in the accommodation chamber of this temperature conduction part.
Wherein, the surface of this temperature conduction part forms the joint portion of an indent.
Wherein, the around openings of this temperature conduction part forms a flange.
Wherein, this temperature sensor has pin, and this pin is connected with a signal wire.
Wherein, this temperature-sensitive sticker also includes:
One first stator, it has one first through hole;
One second stator, itself and the relative combination of this first stator, this second stator has a groove, and this groove floor forms one second through hole, is formed with the coupling hole of a plurality of correspondences on this first stator and this second stator;
The surface of this sleeve pipe forms a limiting section, winding one spring on the limiting section of this sleeve pipe and the outside surface between the second perforation;
Wherein, the two ends of this sleeve pipe pass respectively the first through hole and second through hole of this first stator and the second stator; One end of this spring is supported on the limiting section of sleeve pipe, and the other end is supported on the inner bottom surface of the groove of the second stator.
Wherein, the aperture of the first through hole of this first stator is less than the external diameter of this sleeve pipe upper limit portion; The internal diameter of the groove of this second stator is greater than the external diameter of this limiting section.
The attainable beneficial effect of the utility model is: utilize the rate of heat transfer temperature conduction part that metal material is made faster as thermal energy transfer medium, and make this sleeve pipe with the slower plastic material of rate of heat transfer, heat energy is concentrated on temperature conduction part as far as possible.And the volume size of temperature conduction part is more short and small with respect to sleeve pipe, heat energy can pass to temperature sensor fast by this temperature conduction part, and does not need to be delivered to whole sleeve pipe.Because the relative sleeve pipe of volume of this temperature conduction part is less, temperature sensor can record rapidly the temperature data of object under test, and the temperature data obtaining will be more accurate.
Accompanying drawing explanation
Fig. 1 is three-dimensional exploded view of the present utility model.
Fig. 2 is combination section of the present utility model.
Fig. 3 is use schematic diagram of the present utility model.
Fig. 4 is the decomposition view of existing temperature-sensitive sticker.
Embodiment
Below coordinate preferred embodiment graphic and of the present utility model, further setting forth the utility model is to reach the technological means that predetermined utility model object is taked.
Please refer to shown in Fig. 1 and Fig. 2, the utility model temperature-sensitive sticker mainly includes a sleeve pipe 10, a temperature conduction part 20 and a temperature module 30; The mode of using according to actual sensed, the utility model can further include one first stator 41, one second stator 42 and a spring 50.
This sleeve pipe 10 is made with plastic material, its inner passage that forms, and two ends form respectively one first perforation 11 and one second perforation 12 being connected with this passage, the outside surface of this sleeve pipe 10 forms a limiting section 13 protruding, and the limiting section 13 of the present embodiment is a collar flange.
This temperature conduction part 20 is arranged on the first perforation 11 tops of aforementioned sleeve pipe 10, this temperature conduction part 20 is made with metal material, its inner accommodation chamber 21 that forms, wherein one end of this temperature conduction part 20 is the temperature-sensitive portion 22 of closed, temperature conduction part 20 other ends form the opening 23 being communicated with accommodation chamber 21, and the outside of this opening 23 forms flange 230; The utility model is formed with the joint portion 24 of an indent above flange 230.Wherein, in a preferred embodiment, this sleeve pipe 10 is made with the coated technology of plastic injection and is combined with this temperature conduction part 20, thus, plastic material can completely envelope this joint portion 24 and form concavo-convex combination with this flange 230, improves sleeve pipe 10 and temperature conduction part 20 bond strength to each other.
This temperature module 30 includes a temperature sensor 31.This temperature sensor 31 is arranged on accommodation chamber 21 inside by the opening 23 of temperature conduction part 20, and directly contacts this temperature conduction part 20.This temperature sensor 31 can be a negative tempperature coefficient thermistor (NTC) or a posistor (PTC), this temperature sensor 31 has the pin 310 of transmission of signal, the end of each pin 310 and signal wire 311 electrical connections, the temperature signal that sensing obtains can outwards be transmitted by signal wire 311.
On this first stator 41, form one first through hole 411, the aperture of this first through hole 411 is less than the external diameter of these sleeve pipe 10 upper limit portions 13.
This second stator 42 forms a groove 420, and the bottom surface central authorities of this groove 420 form one second through hole 421, and the internal diameter of this groove 420 is greater than the external diameter of these sleeve pipe 10 upper limit portions 13.Two ends at the first stator 41, the second stator 42 can be formed with coupling hole 412,422.
This spring 50 is located at aforementioned grooves 420 inside, and is set in the outside surface of sleeve pipe 10, and wherein, one end of spring 50 is resisted against on limiting section 13, and the other end is resisted against on the inner bottom surface of this groove 420.
After the utility model temperature-sensitive sticker assembling as shown in Figure 2, after aforementioned sleeve pipe 10, temperature conduction part 20 and the temperature module 30 have been assembled, sleeve pipe 10 passes through the first through hole 411 of the first stator 41 near one end of temperature-sensitive portion 22, sleeve pipe 10 other ends extend outward by the second through hole 421 of this second stator 42, the limiting section 13 of this sleeve pipe 10 is affected by spring 50 can be resisted against on the first stator 41, and the two ends of spring 50 are supported respectively on the bottom surface of limiting section 13 and groove 420.This first stator 41 aligns mutually with the coupling hole 412,422 of the second stator 42.
As shown in Figure 3, when the utility model is used for the temperature data of sensing one object under test 100, the surface of the smooth contact measured object 100 of temperature-sensitive portion 22 of this temperature conduction part 20; Utilize affixed element through the coupling hole 412,422 that alignd and by the first stator 41, the second stator 42 stable bond on a substrate 101.Because temperature-sensitive portion 22 is resisted against on object under test 100, make sleeve pipe 10 inside contract movement to the direction away from object under test 100, now spring 50 is compressed and this limiting section 13 is applied to a reverse elastic force, this reverse elastic force is applied on sleeve pipe 10 and the temperature-sensitive portion 22 that the makes front end surface of close contact object under test 100 more, the effect that promotes temperature sensing, makes temperature sensing effect more accurate.
Structure compared to prior art, the utility model utilizes the rate of heat transfer temperature conduction part 20 that metal material is made faster as thermal energy transfer medium, and make this sleeve pipe 10 with the slower plastic material of rate of heat transfer, the volume size of temperature conduction part 20 is more short and small with respect to sleeve pipe 10, when reality is used, heat energy can be delivered to temperature sensor 31 fast by this temperature conduction part 20, and does not need to be delivered to whole sleeve pipe 10.Because the relative sleeve pipe 10 of volume of this temperature conduction part 20 is less, thermal energy transfer speed can improve relatively, be positioned at the temperature data that its inner temperature sensor 31 can record rapidly object under test, the temperature data obtaining will be more accurate, in a preferred embodiment, the material of this temperature conduction part 20 is to form with the good aluminium of heat conduction, can improve thermal conduction rate, makes temperature sensor 31 sense more fast temperature data.
The above is only preferred embodiment of the present utility model, not the utility model is done to any pro forma restriction, although the utility model discloses as above with preferred embodiment, yet not in order to limit the utility model, any those skilled in the art, within not departing from the scope of technical solutions of the utility model, should utilize the technology contents of above-mentioned announcement to make a little change or be modified to the equivalent embodiment of equivalent variations, in every case be the content that does not depart from technical solutions of the utility model, any simple modification of above embodiment being done according to technical spirit of the present utility model, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (8)
1. a temperature-sensitive sticker, is characterized in that, this temperature-sensitive sticker comprises:
The sleeve pipe that one plastic material is made, its inner formation one passage, and sleeve pipe two ends have respectively one first perforation and one second perforation being connected with this passage;
The temperature conduction part that one metal material is made, its inner accommodation chamber that forms, one end of this temperature conduction part forms a temperature-sensitive portion of closed, the other end forms an opening that is communicated with this accommodation chamber, this temperature conduction part is arranged on the first perforation top of sleeve pipe, and this temperature-sensitive portion can supply and object under test Surface Contact;
One the temperature module, includes a temperature sensor, and wherein this temperature sensor is arranged in the accommodation chamber of this temperature conduction part.
2. temperature-sensitive sticker as claimed in claim 1, is characterized in that, the surface of this temperature conduction part forms the joint portion of an indent.
3. temperature-sensitive sticker as claimed in claim 2, is characterized in that, the around openings of this temperature conduction part forms a flange.
4. the temperature-sensitive sticker as described in claim 1,2 or 3, is characterized in that, this temperature sensor has pin, and this pin is connected with a signal wire.
5. the temperature-sensitive sticker as described in claim 1,2 or 3, is characterized in that, this temperature-sensitive sticker also includes:
One first stator, it has one first through hole;
One second stator, itself and the relative combination of this first stator, this second stator has a groove, and this groove floor forms one second through hole, is formed with the coupling hole of a plurality of correspondences on this first stator and this second stator;
The surface of this sleeve pipe forms a limiting section, winding one spring on the limiting section of this sleeve pipe and the outside surface between the second perforation;
Wherein, the two ends of this sleeve pipe pass respectively the first through hole and second through hole of this first stator and the second stator; One end of this spring is supported on the limiting section of sleeve pipe, and the other end is supported on the inner bottom surface of the groove of the second stator.
6. temperature-sensitive sticker as claimed in claim 4, is characterized in that, this temperature-sensitive sticker also includes:
One first stator, it has one first through hole;
One second stator, itself and the relative combination of this first stator, this second stator has a groove, and this groove floor forms one second through hole, is formed with the coupling hole of a plurality of correspondences on this first stator and this second stator;
The surface of this sleeve pipe forms a limiting section, winding one spring on the limiting section of this sleeve pipe and the outside surface between the second perforation;
Wherein, the two ends of this sleeve pipe pass respectively the first through hole and second through hole of this first stator and the second stator; One end of this spring is supported on the limiting section of sleeve pipe, and the other end is supported on the inner bottom surface of the groove of the second stator.
7. temperature-sensitive sticker as claimed in claim 5, is characterized in that, the aperture of the first through hole of this first stator is less than the external diameter of this sleeve pipe upper limit portion; The internal diameter of the groove of this second stator is greater than the external diameter of this limiting section.
8. temperature-sensitive sticker as claimed in claim 6, is characterized in that, the aperture of the first through hole of this first stator is less than the external diameter of this sleeve pipe upper limit portion; The internal diameter of the groove of this second stator is greater than the external diameter of this limiting section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320572036.8U CN203455105U (en) | 2013-09-16 | 2013-09-16 | Temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320572036.8U CN203455105U (en) | 2013-09-16 | 2013-09-16 | Temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203455105U true CN203455105U (en) | 2014-02-26 |
Family
ID=50134971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320572036.8U Expired - Fee Related CN203455105U (en) | 2013-09-16 | 2013-09-16 | Temperature sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203455105U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104977092A (en) * | 2014-04-04 | 2015-10-14 | 艾默生电气(珠海)有限公司 | Temperature sensing device |
| CN105281133A (en) * | 2014-07-11 | 2016-01-27 | 台达电子工业股份有限公司 | Electric connector and temperature detection mechanism thereof |
| CN109984620A (en) * | 2018-12-06 | 2019-07-09 | 浙江苏泊尔家电制造有限公司 | The heating means and cooking apparatus of cooking apparatus |
-
2013
- 2013-09-16 CN CN201320572036.8U patent/CN203455105U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104977092A (en) * | 2014-04-04 | 2015-10-14 | 艾默生电气(珠海)有限公司 | Temperature sensing device |
| CN105281133A (en) * | 2014-07-11 | 2016-01-27 | 台达电子工业股份有限公司 | Electric connector and temperature detection mechanism thereof |
| CN109984620A (en) * | 2018-12-06 | 2019-07-09 | 浙江苏泊尔家电制造有限公司 | The heating means and cooking apparatus of cooking apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140226 Termination date: 20190916 |