CN107607228B - A kind of temperature sensor detector - Google Patents
A kind of temperature sensor detector Download PDFInfo
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- CN107607228B CN107607228B CN201710702471.0A CN201710702471A CN107607228B CN 107607228 B CN107607228 B CN 107607228B CN 201710702471 A CN201710702471 A CN 201710702471A CN 107607228 B CN107607228 B CN 107607228B
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Abstract
The present invention relates to refrigerator arts, disclose a kind of temperature sensor detector, comprising: fluid media (medium) injects recovery unit, including storage bin and the air inlet pipe being connected to storage bin；Detection case, for accommodating the fluid media (medium) of injection, the height of detection case is higher than the height of storage bin, blow vent is provided on detection case；Heater is for heating the fluid media (medium) in detection case；Temperature sensor, including the temperature sensor to be measured and at least one standard temperature sensor being plugged on detection case side wall, temperature sensor and standard temperature sensor to be measured are used to incude the temperature of fluid media (medium)；Host computer, host computer are used to acquire the measured value of standard temperature sensor and temperature sensor to be measured, and judgement unit judges whether temperature sensor to be measured is qualified for being compared to the measured value of standard temperature sensor and the measured value of temperature sensor to be measured.Temperature sensor detector detection is accurate, and manufacturing cost is lower.
Description
Technical field
The present invention relates to sensor detecting fields, more particularly to a kind of temperature sensor detector.
Background technique
Temperature sensor is likely to be broken in use.And common temperature sensor detector cannot be accurately
It detects the precision and the speed of response of temperature sensor, underproof temperature sensor cannot be identified, to miss
The probability report, failed to report greatly increases.And then testing cost is higher for the higher temperature sensor detector of detection accuracy, and detects
Efficiency is lower.
Summary of the invention
(1) technical problems to be solved
The purpose of the present invention is be intended to provide the temperature sensor detector that a kind of detection accuracy is high and manufacturing cost is low.
(2) technical solution
In order to solve the above-mentioned technical problems, the present invention provides a kind of temperature sensor detectors, which is characterized in that packet
It includes:
Fluid media (medium) injects recovery unit, including storage bin and the air inlet pipe being connected to the storage bin；
Detection case, for accommodating the fluid media (medium) through fluid media (medium) injection recovery unit injection, the detection case
Height is higher than the height of the storage bin, is provided with blow vent on the detection case；
Heater, for being heated to the fluid media (medium) in the detection case；
Temperature sensor, including the temperature sensor to be measured being plugged on the detection case side wall and at least one standard temperature
Sensor is spent, the temperature sensor to be measured and the standard temperature sensor are used to incude the temperature of the fluid media (medium)；
Host computer, the host computer include acquisition unit and judgement unit, the acquisition unit respectively with the standard temperature
Sensor and the temperature sensor to be measured electrical connection are spent, for acquiring the standard temperature sensor and described passing to testing temperature
The measured value of sensor, the measured value for the standard temperature sensor that the judgement unit is used to acquire the acquisition unit with
The measured value of the temperature sensor to be measured is compared, and judges whether the temperature sensor to be measured is qualified.
Wherein, the detection case uses columnar structured, and multiple spliced eyes, institute are provided on the side wall of the detection case
The axis for stating spliced eye is respectively positioned on the detection case in the radial direction, and the temperature sensor is plugged in the spliced eye.
It wherein, further include fixing seal structure, the fixing seal structure includes fixing piece, lid and copper bead, described solid
Determine part to be fixed in the spliced eye, through hole is provided on the fixing piece, the through hole includes passing with the temperature
The elongated hole of sensor adaptation and the bellmouth being connected to the elongated hole, the bellmouth are located at the fixing piece far from described
The one end at detection case center；The bottom of the lid is provided with another bellmouth, the side wall of the lid and the fixing piece
Outer wall thread connects, and when the lid is threadedly coupled with the fixing piece, the copper being socketed in outside the temperature sensor
Pearl is located in the space of two bellmouth synthesis.
Wherein, projection of the center of multiple spliced eyes on the axis of the detection case is overlapped.
It wherein, further include temperature controller, the temperature controller makes the detection case for controlling the heater
Interior fluid media (medium) heats up or cools down according to set temperature.
It wherein, further include rabbling mechanism, the rabbling mechanism includes stirring with what the top cover rotary type of the detection case was connect
Axis is mixed, and the stirring blade being arranged on the agitating shaft.
Wherein, the rabbling mechanism further includes the whisk handle connecting with the upper end of the agitating shaft.
Wherein, it is provided with air intake valve in the air inlet pipe, is additionally provided with gas valve on the storage bin.
Wherein, the side wall of the detection case is provided with interlayer, is provided with thermal insulation material in the interlayer.
Wherein, the host computer further includes alarm unit, and the alarm unit is used for the institute when judgement unit judgement
State temperature sensor to be measured it is unqualified when issue warning note.
(3) beneficial effect
Temperature sensor detector provided by the invention injects the air inlet pipe of recovery unit to storage by fluid media (medium)
Case is passed through compressed air, and the fluid media (medium) in storage bin is pressed into detection case by compressed air, to realize fluid media (medium)
Inject work.Then lead to heater the fluid media (medium) in detection case is heated, be plugged on detection case side wall to thermometric
The temperature of fluid medium in sensor and standard temperature sensor perception detection case is spent, and is acquired by the acquisition unit of host computer
The measured value of the measured value of standard temperature sensor and temperature sensor to be measured, and two measured values are carried out by judgement unit
Compare, judge whether temperature sensor to be measured is qualified, after detection, opens blow vent, will test the fluid media (medium) in case
It is recycled in storage bin by atmospheric pressure.Temperature sensor detector detection is accurate, and manufacturing cost is lower.
In addition, can be realized simultaneously by being plugged on multiple temperature sensors to be measured are radial on detection case side wall
Multiple temperature sensors to be measured are detected, to improve detection efficiency.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of temperature sensor detector according to the present invention；
Fig. 2 is the schematic diagram of the detection case of the temperature sensor detector in Fig. 1 and the connection relationship of storage bin；
Fig. 3 is the structural schematic diagram of the detection case of the temperature sensor detector in Fig. 1；
Fig. 4 is the schematic top plan view of the detection case of the temperature sensor detector in Fig. 3；
Fig. 5 is the structural schematic diagram of the fixing seal structure of the temperature sensor detector in Fig. 4.
In figure, 1: air inlet pipe；2: air intake valve；3: storage bin；4: heater；5: heating controller；6: host computer；7: letter
Number connector；8: detection case；9: temperature sensor；10: gas valve；11: whisk handle；12: agitating shaft；13: stirring blade；
14: blow vent；15: thermal insulation material；16: fixing piece；17: copper bead；18: lid.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Following instance
For illustrating the present invention, but it is not intended to limit the scope of the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected or can communicate each other；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly.For this field
For those of ordinary skill, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
Fig. 1 to Fig. 5 shows an a kind of preferred embodiment of temperature sensor detector according to the present invention.Such as figure
Shown, which includes fluid media (medium) injection recovery unit, detection case 8, temperature sensor 9, heater 4 and host computer 6.
Wherein, fluid media (medium) injection recovery unit includes storage bin 3 and the air inlet pipe being connected to storage bin 31.Detection case 8 is for holding
It receives and injects the fluid media (medium) that recovery unit injects through fluid media (medium), and the height of detection case 8 is higher than the height of storage bin 3, is examining
Blow vent 14 is provided on measuring tank 8.Heater 4 is for heating the fluid media (medium) in detection case 8.Temperature sensor 9 wraps
Include the temperature sensor to be measured and at least one standard temperature sensor being plugged on 8 side wall of detection case, temperature sensor to be measured
It is used to incude the temperature of fluid media (medium) in detection case 8 with standard temperature sensor.Host computer 6 includes acquisition unit and differentiates single
Member, wherein acquisition unit is electrically connected with standard temperature sensor and temperature sensor to be measured respectively, is passed for acquiring normal temperature
The measured value of sensor and temperature sensor to be measured；The measured value for the standard temperature sensor that judgement unit acquires acquisition unit and
The measured value of temperature sensor to be measured is compared, and judges whether temperature sensor to be measured is qualified.
In use, being passed through compressed air in air inlet pipe 1, the fluid media (medium) in storage bin 3 can be pressed into and examine by compressed air
In measuring tank 8, to realize the injection work of fluid media (medium).Then the fluid media (medium) in detection case 8 is carried out by heater 4
Heating, the fluid in temperature sensor and standard temperature sensor to be measured perception detection case 8 being plugged on 8 side wall of detection case are situated between
Then matter temperature acquires the measured value and temperature sensor to be measured of standard temperature sensor by the acquisition unit of host computer 6
Measured value, and two measured values are compared by judgement unit, judge whether temperature sensor to be measured is qualified, is detecting
Bi Hou, opens blow vent 14, and the fluid media (medium) that will test in case 8 is recycled in storage bin 3 by atmospheric pressure.
It is preferred that air intake valve 2 is arranged in air inlet pipe, and gas valve 10 is provided on storage bin 3, when detection finishes
Afterwards, air intake valve 2 can be closed, opens gas valve 10, the fluid media (medium) in detection case 8 can flow back into storage bin 3, from
And realize the recycling function of medium.
Specifically, which uses columnar structured, multiple spliced eyes is provided on the side wall of detection case 8, each
The axis of spliced eye is respectively positioned on detection case 8 in the radial direction, and temperature sensor 9 is plugged in these spliced eyes.
In addition, the detection device further includes fixing seal structure, so that temperature sensor 9 to be fixed on to the side of detection case 8
On wall.Specifically, fixing seal structure includes fixing piece 16, lid 18 and copper bead 17, and fixing piece 17 is for example by being welded and fixed
In spliced eye, the elongated hole being adapted to temperature sensor 9 is provided on fixing piece 17 and is connected to the elongated hole cone
Shape hole, wherein the bellmouth is located at the one end of the fixing piece 16 far from 8 center of detection case.The bottom of lid 18 is provided with another cone
The side wall in shape hole, lid 19 is connect with the outer wall thread of fixing piece 16, and when lid 18 is threadedly coupled with fixing piece 16, socket
Copper bead 17 outside temperature sensor 9 is located in the space of two bellmouths synthesis.In use, the temperature that copper bead 17 will be had
Sensor 9 is inserted into the through hole of fixing piece 16, then lid 18 is set on temperature sensor 9, and lid 18 is screwed
On fixing piece 16, during screwing, copper bead 17 is squeezed, so that copper bead 17 deforms, to realize the purpose of sealing.This
Outside, by the way that temperature sensor 9 to be threaded through in the elongated hole of fixing piece 16, the axis of the elongated hole also is located at the diameter of detection case 8
To on direction, so that temperature sensor 9 also is located at detection case 8 in the radial direction.
Further, projection of the center of multiple spliced eyes on the axis of detection case 8 is overlapped, so that being plugged on grafting
Temperature sensor 9 in hole is radial to be fixed on detection case 8, temperature sensors to be measured multiple in this way and at least one standard
The fluid media (medium) that temperature sensor is incuded is located at same level and non-interference, to improve the accuracy of testing result.
It is preferred that the length of copper bead 17 to the test side of temperature sensor 9 is consistent, detection case 8 is protruded into the temperature sensor 9 for guaranteeing all
Length it is consistent, that is to say, that allow the test side of all temperature sensors 9 to be located at the same position of detection case 8 as much as possible
Place, such as in the circle of a radius very little, to further increase the accuracy of testing result.
It should be noted that N group spliced eye, every group of spliced eye can be set in some other embodiment of the invention
It include multiple spliced eyes.Projection of the center of spliced eye in every group of spliced eye on the axis of detection case is overlapped, but not
It is not overlapped with projection of the center of the spliced eye in spliced eye on the axis of detection case is organized, that is to say, that difference group spliced eyes
Positioned at different height level, in use, at least one standard temperature sensor of grafting and multiple to testing temperature in every group of spliced eye
Heating is sensed, in this way since multiple groups spliced eye being arranged in the height direction, so that being once able to detect more to testing temperature
Sensor to improve work efficiency, while in turn ensuring the accuracy of measurement.
In addition, the detection device further includes temperature controller 5, temperature controller 5 makes detection case for controlling heater 4
Fluid media (medium) in 8 heats up or cools down according to set temperature, can be carried out examining to treat the entire range of testing temperature sensor
It surveys.When fluid media (medium) is heated to the temperature of the setting of temperature controller 5, heater 4 is automatically stopped.
In addition, measurement result is influenced in order to avoid the temperature of fluid medium in the detection case 8 after heating is uneven, it is excellent
Selecting the detection device further includes rabbling mechanism, and rabbling mechanism includes the agitating shaft 12 connecting with the top cover rotary type of detection case, with
And the stirring blade 13 on agitating shaft 12 is set.In use, rotation agitating shaft 12, drives stirring blade 13 to rotate, makes fluid
Medium is after mixing, it can carries out the detection work of temperature sensor 9.Preferably, which further includes and stirs
The whisk handle 11 that axis 12 connects, in order to rotate agitating shaft 12 by shaking whisk handle 11.
Preferably, the quantity of stirring blade 13 can be multiple, and multiple stirring blades 13 are set along 12 axis direction of agitating shaft
It sets, in rabbling mechanism work, stirring blade 13 and agitating shaft 12 are not interfered with temperature sensor 9.
In addition, the stability in order to guarantee temperature of fluid medium in detection work, is preferably provided in the side wall of detection case 8
Interlayer is provided with thermal insulation material 15 in interlayer.
It is preferred that host computer 6 further includes alarm unit, which is used for the temperature sensing to be measured when judgement unit judgement
Warning note is issued when device is unqualified.Wherein temperature sensor 9 is connect by Signal connector 7 with host computer 6.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of temperature sensor detector characterized by comprising
Fluid media (medium) injects recovery unit, including storage bin and the air inlet pipe being connected to the storage bin；
Detection case, for accommodating the fluid media (medium) through fluid media (medium) injection recovery unit injection, the height of the detection case
Higher than the height of the storage bin, blow vent is provided on the detection case；
Heater, for being heated to the fluid media (medium) in the detection case；
Temperature sensor is passed including the temperature sensor to be measured being plugged on the detection case side wall and at least one normal temperature
Sensor, the temperature sensor to be measured and the standard temperature sensor are used to incude the temperature of the fluid media (medium)；
Host computer, the host computer include acquisition unit and judgement unit, and the acquisition unit is passed with the normal temperature respectively
Sensor is connected with the temperature sensor to be measured, for acquiring the standard temperature sensor and the temperature sensor to be measured
Measured value, the measured value for the standard temperature sensor that the judgement unit is used to acquire the acquisition unit and it is described to
The measured value of testing temperature sensor is compared, and judges whether the temperature sensor to be measured is qualified；In the side of the detection case
Multiple spliced eyes are provided on wall, projection of the center of multiple spliced eyes on the axis of the detection case is overlapped；Also wrap
Fixing seal structure is included, the fixing seal structure includes fixing piece, lid and copper bead, and the fixing piece is fixed on the grafting
In hole, be provided with through hole on the fixing piece, the through hole include the elongated hole that is adapted to the temperature sensor with
And the bellmouth being connected to the elongated hole, the bellmouth are located at the one end of the fixing piece far from the detection case center；
The bottom of the lid is provided with another bellmouth, and the side wall of the lid is connect with the outer wall thread of the fixing piece, and is worked as
When the lid is threadedly coupled with the fixing piece, it is socketed in the copper bead outside the temperature sensor and is located at two tapers
In the space of hole synthesis.
2. temperature sensor detector according to claim 1, which is characterized in that the detection case is using cylinder-shaped knot
Structure, the axis of the spliced eye are respectively positioned on the detection case in the radial direction, and the temperature sensor is plugged on the grafting
In hole.
3. temperature sensor detector according to claim 1, which is characterized in that it further include temperature controller, it is described
Temperature controller is used to control the heater and the fluid media (medium) in the detection case is made to heat up or cool down according to set temperature.
4. temperature sensor detector according to any one of claim 1-3, which is characterized in that further include blender
Structure, the rabbling mechanism include the agitating shaft connecting with the top cover rotary type of the detection case, and are arranged in the agitating shaft
On stirring blade.
5. temperature sensor detector according to claim 4, which is characterized in that the rabbling mechanism further includes and institute
State the whisk handle of the upper end connection of agitating shaft.
6. temperature sensor detector according to any one of claim 1-3, which is characterized in that in the air inlet pipe
On be provided with air intake valve, be additionally provided with gas valve on the storage bin.
7. temperature sensor detector according to any one of claim 1-3, which is characterized in that the detection case
Side wall is provided with interlayer, is provided with thermal insulation material in the interlayer.
8. temperature sensor detector according to any one of claim 1-3, which is characterized in that the host computer is also
Including alarm unit, the alarm unit is used to send out when the temperature sensor to be measured that the judgement unit judges is unqualified
Warning note out.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710702471.0A CN107607228B (en) | 2017-08-16 | 2017-08-16 | A kind of temperature sensor detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710702471.0A CN107607228B (en) | 2017-08-16 | 2017-08-16 | A kind of temperature sensor detector |
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| CN107607228A CN107607228A (en) | 2018-01-19 |
| CN107607228B true CN107607228B (en) | 2019-09-27 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108414101B (en) * | 2018-03-12 | 2020-04-24 | 潍柴动力股份有限公司 | Temperature sensor installation depth adjusting device and temperature sensor testing system |
| CN108645540B (en) * | 2018-05-15 | 2020-11-10 | 安徽赛安安全技术有限公司 | Temperature sensor's calibrating device |
| CN108716956A (en) * | 2018-06-04 | 2018-10-30 | 江琴兰 | A kind of bracket for water temperature sensor detection device |
| CN108645541A (en) * | 2018-06-15 | 2018-10-12 | 大连博控科技股份有限公司 | Temperature sensors of high precision detects special heat collector |
| CN109238515A (en) * | 2018-10-11 | 2019-01-18 | 安徽天康(集团)股份有限公司 | The geo-thermal response test thermostat of temperature sensor, geo-thermal response test system |
| CN111474205A (en) * | 2020-05-08 | 2020-07-31 | 杭州盘古自动化系统有限公司 | System and method for detecting heat flow and temperature sensor for thermal analysis |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1030348C (en) * | 1993-01-07 | 1995-11-22 | 中国原子能科学研究院 | Thermoelectric couple certificating furnace |
| WO2012099895A1 (en) * | 2011-01-18 | 2012-07-26 | Flow Control Industries, Inc. | Pressure compensated flow rate controller with btu meter |
| CN202648819U (en) * | 2012-05-07 | 2013-01-02 | 烟台路通精密铝业有限公司 | Metal melting furnace temperature measuring device |
| CN203259270U (en) * | 2013-05-15 | 2013-10-30 | 王兆生 | Heat-pipe-type constant temperature bath |
| CN104180928B (en) * | 2014-09-04 | 2017-07-11 | 北京三原兆兴科技有限公司 | A kind of sealed thermostat |
| CN107884094A (en) * | 2017-10-31 | 2018-04-06 | 北京航天计量测试技术研究所 | A kind of special-shaped high temperature sensor and calibration method |
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