CN207379635U - Temperature sensor and temperature measuring equipment - Google Patents
Temperature sensor and temperature measuring equipment Download PDFInfo
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- CN207379635U CN207379635U CN201721489230.4U CN201721489230U CN207379635U CN 207379635 U CN207379635 U CN 207379635U CN 201721489230 U CN201721489230 U CN 201721489230U CN 207379635 U CN207379635 U CN 207379635U
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- temperature
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- inner core
- temperature sensor
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Abstract
The utility model provides a kind of temperature sensor and temperature measuring equipment, for measuring the temperature of pipeline internal medium, is related to the technical field of temperature measuring equipment, including protection shell and sensor inner core；Sensor inner core includes temperature-sensing element and for the data transmission terminal with external connection, and data transmission terminal is connected with temperature-sensing element；Shell is protected to include housing and the open slot for holding sensor inner core, housing is inserted in the inside of pipeline, and the side wall of housing and pipeline connects, and the opening of open slot is arranged at the outside of pipeline；Sensor inner core is detachably connected by open slot and protection shell.Temperature sensor provided by the utility model, the material of housing can be metal.Temperature sensor provided by the utility model is influenced smaller due to being arranged inside pipeline by ambient temperature.Meanwhile the rate of heat transfer relative duct size rate of heat transfer of housing is fast, therefore make measurement more accurate.
Description
Technical field
The utility model is related to the technical fields of temperature measuring equipment, are surveyed more particularly, to a kind of temperature sensor and temperature
Measure device.
Background technology
In industrial production or city, rural area pipe-line system, it is often necessary to measure the temperature of water or other media in pipeline.
The partial heat of medium passes to pipeline in pipe, rises or falls the temperature of tube wall.Therefore, in the prior art,
Usually in the outside set temperature sensor of tube wall, for by measuring the temperature of tube wall come the temperature of medium in detection pipe.
But existing temperature sensor, due to the temperature that the temperature of measurement is outer tube wall, the temperature of measurement is by pipeline
Heat transfer property influences, while when measuring, temperature sensor is easily influenced be subject to ambient temperature, therefore existing temperature sensor
Medium temperature is inaccurate in measurement pipe, and when pipeline internal-external temperature difference is bigger, test data error is bigger.
Utility model content
The purpose of this utility model is to provide a kind of temperature sensor and temperature measuring equipment, to alleviate in the prior art
Temperature sensor due to the temperature that the temperature of measurement is outer tube wall, the temperature of measurement influenced by the heat transfer property of pipeline, simultaneously
During measurement, temperature sensor is easily influenced be subject to ambient temperature, therefore medium temperature in existing temperature sensor measurement pipe
The technical issues of inaccuracy, test data error is larger.
Temperature sensor provided by the utility model, for measuring the temperature of pipeline internal medium, including protection shell and biography
Sensor inner core；
The sensor inner core includes temperature-sensing element and for the data transmission terminal with external connection, and the data pass
Defeated end is connected with the temperature-sensing element；
The protection shell includes housing and the open slot for holding the sensor inner core, and the housing is inserted in pipe
The inside in road, and the side wall of the housing and pipeline connects, the opening of the open slot is arranged at the outside of pipeline；
The sensor inner core is detachably connected by the open slot and the protection shell.
Further, the protection shell is threadedly coupled with the sensor inner core.
Further, the top of the open slot is provided with internal thread；The temperature-sensing element and the data transmission
Connecting portion is provided between end, external screw thread, the external screw thread and the screw-internal thread fit are arranged on the outside of the connecting portion, with
The sensor inner core is made to be fixed in the protection shell.
Further, the housing includes boss and stretches out shell, and the boss is connected with the stretching shell, and the opening
The opening of slot is arranged at the one end of the boss away from the stretching shell；
Pipe side wall offers to stretch out the hole of going deep into that shell enters pipeline, the boss can by it is described go deep into hole with
Pipe side wall connects.
Further, one end of the opening away from the open slot of the boss is fixedly connected with pipe side wall, described
Hole of going deep on pipeline is provided with the first sealing ring with the boss with stretching out the junction of shell, for the protection shell and pipe
Sealing between road.
Further, the data transmission terminal is provided with data cable, data circuit plate and the fixed data circuit plate
Set casing, the data circuit plate and data cable electrical connection；
The data circuit plate is arranged in set casing, and the shell is used to be covered on the boss top.
Further, the length for stretching out shell is more than or equal to pipe radius.
Further, the sensor inner core is coated with erosion resistant coating.
Further, the material of the protection shell is stainless steel.
The utility model also provides a kind of temperature measuring equipment, including temperature sensor as described above.
Temperature sensor provided by the utility model, for measuring the temperature of pipeline internal medium, including protection shell and biography
Sensor inner core；The sensor inner core includes temperature-sensing element and for the data transmission terminal with external connection, the data
Transmission end is connected with the temperature-sensing element；The protection shell includes housing and for holding opening for the sensor inner core
Mouth slot, the housing is inserted in the inside of pipeline, and the side wall of the housing and pipeline connects, and the opening of the open slot is set
In the outside of pipeline；The sensor inner core is detachably connected by the open slot and the protection shell.The utility model
The temperature sensor of offer, the material of housing can be metal.Housing is inserted in inside pipeline, and is connect with the medium in pipeline
It touches, the temperature-sensing element in sensor inner core is used to detect the temperature of air between housing or object.The utility model provides
Temperature sensor compared with existing temperature sensor, due to being arranged inside pipeline, by ambient temperature influenced compared with
It is small.Meanwhile the rate of heat transfer relative duct size rate of heat transfer of housing is fast, therefore measure compared with temperature sensor of the prior art
The temperature for measuring pipeline outer tube wall more can be accurate, can be substantially reduced error, therefore the data of obtained measurement are more accurate.
The utility model also provides a kind of temperature measuring equipment, including temperature sensor as described above.The utility model
The temperature sensor of offer and advantageous effect caused by temperature measuring equipment provided by the utility model are essentially identical, therefore not
It repeats again.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution of the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it describes below
In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other attached drawings are can also be obtained according to these attached drawings.
Fig. 1 is the schematic diagram of the protection shell of temperature sensor provided by the utility model；
Fig. 2 is the schematic diagram of the sensor inner core of temperature sensor provided by the utility model；
Fig. 3 is the schematic diagram of temperature sensor provided by the utility model；
Fig. 4 is the schematic diagram that temperature sensor provided by the utility model is connected with pipeline.
Icon：1- protects shell；11- open slots；111- is open；12- housings；121- boss；1211- internal threads；122-
Stretch out shell；2- sensor inner cores；21- temperature-sensing elements；22- connecting portions；221- external screw threads；23- data transmission terminals；231- numbers
According to line；232- set casings；3- pipelines；4- gos deep into hole.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet
Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality
Novel protected scope.
, it is necessary to explanation in the description of the utility model, such as occur term " " center ", " on ", " under ", " left side ",
" right side ", " vertical ", " level ", " interior ", " outer " etc., indicated by orientation or position relationship be based on orientation shown in the drawings or
Position relationship is for only for ease of description the utility model and simplifies description rather than instruction or imply signified device or member
Part must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.
In addition, such as there is term " first ", " second ", " the 3rd " are only used for description purpose, and it is not intended that instruction or implying opposite
Importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term such as occurs in the description of the utility model
" installation ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or one
It connects body；Can be mechanical connection or electrical connection；It can be directly connected, it can also be indirect by intermediary
It is connected, can is the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State concrete meaning of the term in the utility model.
Temperature sensor provided by the utility model, for measuring the temperature of medium in pipeline 3, as shown in Figure 1, Figure 2 with Fig. 3 institutes
Show.Temperature sensor provided by the utility model can include protection shell 1 and sensor inner core 2；Sensor inner core 2 includes temperature
Spend sensing element 21 and for the data transmission terminal 23 with external connection, data transmission terminal 23 is connected with temperature-sensing element 21；
Shell 1 is protected to include housing 12 and the open slot 11 for holding sensor inner core 2, housing 12 is inserted in the inside of pipeline 3, and
Housing 12 is connected with the side wall of pipeline 3, and the opening 111 of open slot 11 is arranged at the outside of pipeline 3；Sensor inner core 2 is by opening
Mouth slot 11 is detachably connected with protection shell 1.Temperature sensor provided by the utility model, the material of housing 12 can be gold
Belong to.Housing 12 is inserted in inside pipeline 3, and with the medium comprehensive engagement in pipeline 3, the temperature sensing member in sensor inner core 2
Part 21 is used to detect the temperature of air between housing 12 or housing 12.
Temperature sensor provided by the utility model is compared with existing temperature sensor, due to being arranged inside pipeline 3,
Therefore influenced by ambient temperature smaller.Meanwhile 3 rate of heat transfer of rate of heat transfer relative duct size of housing 12 is fast, therefore survey
, more can be accurate compared with the temperature of 3 outer tube wall of temperature sensor measurement pipeline of the prior art during amount, it can be substantially reduced
Error, therefore the data for obtaining measurement are more accurate.For example, temperature sensor provided by the utility model is used to measure heating
In equipment during temperature in pipeline 3, measurement temperature is more accurately conducive to accurately adjust indoor temperature, to realization indoor temperature
It controls, improve indoor comfort level and play an important role.Reduction heating cost can be realized simultaneously, also efficiently control release
Energy improves refrigeration, heating efficiency, reduces the consumption of 3 material of pipeline, can reduce building cost, can greatly improve confession
Warm person works' efficiency, reduces later maintenance cost.Meanwhile the setting that protection shell 1 and sensor inner core 2 are detachably connected,
Can not only be convenient for changing with maintenance sensor inner core 2, can also make protection shell 1 arrange in pairs or groups different model sensor inner core
2。
Specifically, the material of housing 12 can be metal.The housing 12 of metal material is conducive to medium in pipe to housing
12 heat transfer makes the temperature that sensor inner core 2 measures more accurate.Above-mentioned temperature-sensing element 21 can be electric thermo-couple temperature
Sensor, for detecting the temperature of medium in housing 12 and housing 12.
Protective shell shell can be connected through a screw thread realization with the setting that sensor inner core 2 is detachably connected.
For example, the top of housing 12 can be provided with internal thread 1211；Temperature-sensing element 21 and data transmission terminal 23 it
Between be provided with connecting portion 22, the outside of connecting portion 22 is arranged at external screw thread 221, and external screw thread 221 coordinates with internal thread 1211 so that
Sensor inner core 2 is fixed in protection shell 1.In use, temperature-sensing element 21 is inserted in open slot 11, rotate at this time
Sensor inner core 2, the external screw thread 221 and the internal thread 1211 on 12 top of housing for making the connecting portion 22 in sensor inner core 2 coordinate
Connection, until connecting portion 22 is arranged in housing 12.
Above-mentioned housing 12 can include boss 121 and stretch out shell 122, and boss 121 and stretching shell 122 connect, and open slot
11 opening 111 is arranged at one end that boss 121 extends away from shell 122；Perpendicular to the direction of pipeline axis, 3 side wall of pipeline can be with
Offer to stretch out that shell 122 enters pipeline 3 gos deep into hole 4, boss 121 can connect by going deep into hole 4 and the side wall of pipeline 3
It connects.Wherein, the internal diameter for going deep into hole 4 on pipeline 3 is engaged with stretching out the overall diameter of shell 122.
As shown in figure 4, specifically, it, can be according to the type of pipeline 3 when using temperature sensor provided by the utility model
Number using different model temperature sensor and configure different model protection shell 1.For example, pipeline 3 is relatively large in diameter,
It then selects and stretches out the longer protection shell 1 of shell 122.Meanwhile when going deep into hole 4 to the brill of pipeline 3, the diameter for going deep into hole 4 can be compared with
Greatly.It is conversely, when the diameter of pipeline 3 is smaller, then drilled to go deep into that 4 diameter of hole is smaller, protect shell 1 122 length of stretching shell and
The overall diameter for stretching out shell 122 is all smaller.Shell 122 will be stretched out to be positioned over inside pipeline 3, the diameter of the bottom of boss 121 is more than deeply
Enter the diameter in hole 4, therefore boss 121 is stayed in outside pipeline 3.Finally the outer wall of 121 bottom of boss and pipeline 3 is welded, makes guarantor
Shield shell 1 is fixedly connected with pipeline 3, while ensures to protect the leakproofness between shell 1 and pipeline 3.
Further, one end of the opening 111 of the separate open slot 11 of boss 121 is fixedly connected with 3 side wall of pipeline, pipe
Hole 4 of going deep on road 3 is provided with the first sealing ring with boss 121 with stretching out the junction of shell 122, for protecting shell 1 and pipe
Sealing between road 3.When the outer wall of 121 bottom of boss and pipeline 3 is welded, first can be set on the inner wall for going deep into hole 4
Sealing ring sets the first sealing ring in 121 bottom of boss and 3 junction of pipeline, to ensure to protect between shell 1 and pipeline 3
Leakproofness.
Similarly, the second sealing ring can be provided between 121 inside of boss and connecting portion 22, to ensure boss 121
When being threadedly coupled with connecting portion 22, the leakproofness of boss 121 and connecting portion 22, to avoid extraneous moisture, such as dewdrop, by
Boss 121 is entered inside open slot 11, causes the corrosion inside protection shell 1.
Above-mentioned first sealing ring, the second sealing ring can also replace with other sealing structures, such as gasket.
Further, data transmission terminal is provided with 231 road plate of data cable 231,231 road plate of data cable and fixed data line
Set casing 232,231 road plate of data cable and data cable 231 are electrically connected；231 road plate of data cable is arranged in set casing 232, Gu
Shell 232 is determined for being covered on 121 top of boss.Above-mentioned setting, to avoid external moisture, such as dewdrop, by boss 121 into
Enter to inside open slot 11, cause the corrosion inside protection shell 1.The material of above-mentioned set casing 232 can be plastics.
The length of above-mentioned stretching shell 122 can be more than or equal to 3 radius of pipeline.Above-mentioned setting so that stretch out shell 122 can be with
Medium comprehensive engagement in pipeline 3 so that in pipeline 3 medium heat transfer to stretch out shell 122.Meanwhile make temperature sensing first
For part 21 in measurement, the temperature around temperature-sensing element 21 will not generate bounce, so as to avoid influencing temperature-sensing element 21
The accuracy of measurement.
Further, erosion resistant coating can be coated in sensor inner core 2, such as carries out hot jet (zinc) in sensor inner core 2
Composite coating etc., to carry out waterproof, anticorrosion, damp-proof treatment to sensor inner core 2, to avoid the corrosion of sensor inner core 2.On
State the service life for setting and can extending sensor inner core 2.Because sensor inner core 2 is easily subject to the shadow of 3 external environment of pipeline
It rings.When extraneous air humidity, if set casing 232 and protection shell 1 between or, boss 121 and the connection of connecting portion 22 it is not tight
It is close, it be easy to cause sensor inner core 2 and protects the corrosion of 1 inner wall of shell.Carrying out preservative treatment to sensor inner core 2 can be main
The outer surface of temperature-sensing element 21 is directed to, erosion resistant coating can be coated in the outer surface of temperature-sensing element 21.
Further, the material for protecting shell 1 can be stainless steel.Because the stretching shell 122 of protection shell 1 is set for a long time
It is placed in medium, therefore protection shell 1 is made using stainless steel material, while can be in the external coating anti-corrosion of protection shell 1
Layer, is carried out at the same time waterproof, anticorrosion, damp-proof treatment.
It should be noted that protection shell 1 can also be other materials, such as space aluminium, steel alloy, as long as it can
Realize the anti-corrosion of protection shell 1, and the preferable material of heat transfer can use.
Above-mentioned boss 121 can be integrally formed with stretching out shell 122, may be set to be split type.For example, stretch out shell 122
Material can be metal, and the material of boss 121 can be plastics.Boss 121 can be fixedly connected with stretching out shell 122.It is above-mentioned to set
Putting can be to avoid the corrosion of boss 121, while the heat in pipeline 3 is prevented to be transferred to boss 121 along shell 122 is stretched out, and causes heat
The loss of amount.Meanwhile the heat transfer of 3 environment of pipeline is avoided in pipeline 3, in the loss into heat in pipeline 3.
In conclusion temperature sensor provided by the utility model, for measuring the temperature of medium in pipeline 3, including protecting
Shell 1 and sensor inner core 2 are protected, and protects and is detachably connected between shell 1 and sensor inner core 2.Protect 1 inner opening slot of shell
11 are used to hold the temperature-sensing element 21 in sensor inner core 2.It will be in 122 depth of stretching shell that protected in shell 1 to pipeline 3
Portion, boss 121 are exposed to outside pipeline 3, and boss 121 connects with pipeline 3.Data transmission terminal 23 and outside in sensor inner core 2
Connection, is used for transmission the temperature data measured.In use, the radial direction of eye pipeline 3 is set on tube wall gos deep into hole 4, protection is outer
Stretching shell 122 in shell 1 is arranged inside pipeline 3, and boss 121 is welded with pipeline 3, is connected so that protection shell 1 is fixed with pipeline 3
It connects.Finally sensor inner core 2 is positioned in open slot 11.Temperature sensor provided by the utility model can reach following effect
Fruit：First, protect shell 1 can with the medium comprehensive engagement in pipeline 3, from the influence of ambient temperature, heat insulation test number
According to accuracy；2nd, anti-corrosion material is provided with outside sensor inner core 2, carries out the processing such as waterproof, anticorrosion, moisture-proof, ensures to pass
The service life of sensor inner core 2；3rd, shell 1 and sensor inner core 2 is protected to be threadedly coupled, not only convenient disassembly, and conveniently more
Change maintenance；4th, shell 1 and sensor inner core 2 is protected to be detachably connected, facilitates and arranged in pairs or groups according to the model of pipeline 3 and metal shell
The sensor inner core 2 of different model.
The utility model also provides a kind of temperature measuring equipment, including temperature sensor as above.The utility model provides
Temperature sensor and advantageous effect caused by temperature measuring equipment provided by the utility model it is essentially identical therefore no longer superfluous
It states.
Temperature measuring equipment provided by the utility model can also include outer cover, and the utility model offer is placed for facilitating
Temperature sensor.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, those of ordinary skill in the art should
Understand：It can still modify to the technical solution recorded in foregoing embodiments either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is not made to depart from this practicality newly
The scope of each embodiment technical solution of type.
Claims (10)
1. a kind of temperature sensor, for measuring the temperature of pipeline internal medium, which is characterized in that including protection shell and sensor
Inner core；
The sensor inner core includes temperature-sensing element and for the data transmission terminal with external connection, the data transmission terminal
It is connected with the temperature-sensing element；
The protection shell includes housing and the open slot for holding the sensor inner core, and the housing is inserted in pipeline
Inside, and the side wall of the housing and pipeline connects, the opening of the open slot is arranged at the outside of pipeline；
The sensor inner core is detachably connected by the open slot and the protection shell.
2. temperature sensor according to claim 1, which is characterized in that the protection shell and the sensor inner core spiral shell
Line connects.
3. temperature sensor according to claim 2, which is characterized in that the top of the housing is provided with internal thread；Institute
It states and connecting portion is provided between temperature-sensing element and the data transmission terminal, external screw thread is arranged on the outside of the connecting portion,
The external screw thread and the screw-internal thread fit, so that the sensor inner core is fixed in the protection shell.
4. temperature sensor according to claim 1, which is characterized in that the housing includes boss and stretches out shell, described
Boss is connected with the stretching shell, and the opening of the open slot is arranged at the one end of the boss away from the stretching shell；
Pipe side wall offers to stretch out the hole of going deep into that shell enters pipeline, and the boss gos deep into hole and pipe side by described
Wall connects.
5. temperature sensor according to claim 4, which is characterized in that the opening away from the open slot of the boss
One end be fixedly connected with pipe side wall, go deep into hole and the boss on the pipeline are provided with the with stretching out the junction of shell
One sealing ring, for the sealing between the protection shell and pipeline.
6. temperature sensor according to claim 4, which is characterized in that the data transmission terminal is provided with data cable, number
According to wiring board and the set casing of the fixed data circuit plate, the data circuit plate and data cable electrical connection；
The data circuit plate is arranged in set casing, the fixation can shell for being covered on the boss top.
7. temperature sensor according to claim 4, which is characterized in that the length for stretching out shell is more than or equal to pipeline half
Footpath.
8. temperature sensor according to claim 1, which is characterized in that the sensor inner core is coated with erosion resistant coating.
9. temperature sensor according to claim 1, which is characterized in that the material of the protection shell is stainless steel.
10. a kind of temperature measuring equipment, which is characterized in that including temperature sensor as described in any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721489230.4U CN207379635U (en) | 2017-11-09 | 2017-11-09 | Temperature sensor and temperature measuring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721489230.4U CN207379635U (en) | 2017-11-09 | 2017-11-09 | Temperature sensor and temperature measuring equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207379635U true CN207379635U (en) | 2018-05-18 |
Family
ID=62335611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721489230.4U Active CN207379635U (en) | 2017-11-09 | 2017-11-09 | Temperature sensor and temperature measuring equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207379635U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111084608A (en) * | 2018-10-23 | 2020-05-01 | 成都西达瑞电子科技有限公司 | Wireless sensor with good air permeability |
| CN111928967A (en) * | 2020-07-27 | 2020-11-13 | 北京航空航天大学 | Inside temperature measuring device of alkali metal air chamber |
-
2017
- 2017-11-09 CN CN201721489230.4U patent/CN207379635U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111084608A (en) * | 2018-10-23 | 2020-05-01 | 成都西达瑞电子科技有限公司 | Wireless sensor with good air permeability |
| CN111928967A (en) * | 2020-07-27 | 2020-11-13 | 北京航空航天大学 | Inside temperature measuring device of alkali metal air chamber |
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Address after: 014000 room 201-2, block C, software park, rare earth high tech Zone, Baotou City, Inner Mongolia Autonomous Region Patentee after: Runtai New Energy Group Co.,Ltd. Address before: 014000 room 201-2, block C, software park, rare earth high tech Zone, Baotou City, Inner Mongolia Autonomous Region Patentee before: INNER MONGOLIA RUNTAI NEW ENERGY TECHNOLOGY CO.,LTD. |