CN208282968U - A kind of measurement and calibration mechanism of temperature sensor - Google Patents
A kind of measurement and calibration mechanism of temperature sensor Download PDFInfo
- Publication number
- CN208282968U CN208282968U CN201821046537.1U CN201821046537U CN208282968U CN 208282968 U CN208282968 U CN 208282968U CN 201821046537 U CN201821046537 U CN 201821046537U CN 208282968 U CN208282968 U CN 208282968U
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- CN
- China
- Prior art keywords
- air chamber
- hot air
- temperature sensor
- air hose
- measurement
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of measurement and calibration mechanisms of temperature sensor, including hot air chamber, pedestal, electrothermal tube, recycle air hose, mounting platform, blower and sensor installation position, the hot air chamber is mounted on the base, multiple electrothermal tubes for fever are installed in hot air chamber, the heating temperature of electrothermal tube is controlled by electric heating tube controller, the top of hot air chamber is arcuate structure, and circulation air hose is connected at the top of hot air chamber, the end for recycling air hose is connect with the interface in hot air chamber bottom, blower is installed on circulation air hose, the top of hot air chamber is equipped with a mounting platform, the beneficial effects of the utility model are: the design of circulation air hose and helical blade can guarantee that hot wind temperature throughout the room is identical to greatest extent, reduce the influence to testing result, and the insertion depth of positive stop strip energy limit temperature sensor metal probe, guarantee The height of each temperature sensor measurement point is identical, and the technical program can the guarantee detection of limits or the accuracy of metric results.
Description
Technical field
The utility model relates to a kind of measurement and calibration mechanism, the measurement and calibration mechanisms of specifically a kind of temperature sensor.
Background technique
Temperature sensor is widely used in various industries, with the reasons such as the aging of component and equipment, temperature sensor
Precision can reduce.This phenomenon will affect the quality of production of the industry using temperature sensor.This just needs to pass through
Precision periodic calibration of the calibrating device for temperature sensor to temperature sensor.But temperature sensor calibration cartridge in the prior art
The environment that cannot generate that temperature is more constant at each point is set, metric results are influenced, just as 107402084 A institute of CN
A kind of disclosed calibrating device for temperature sensor is the same, although being able to achieve simple and quick metering, each point of its shell
Position temperature cannot be guaranteed it is identical, on metric results exist influence.
Summary of the invention
The purpose of this utility model is to provide a kind of measurement and calibration mechanisms of temperature sensor, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the utility model provides the following technical solutions:
A kind of measurement and calibration mechanism of temperature sensor, including hot air chamber, pedestal, electrothermal tube, circulation air hose, installation are flat
Platform, blower and sensor installation position, the hot air chamber are mounted on the base, and multiple electric heating for fever are equipped in hot air chamber
Pipe, the heating temperature of electrothermal tube are controlled by electric heating tube controller, and the top of hot air chamber is arcuate structure, and is connected at the top of hot air chamber
It is connected to circulation air hose, the end for recycling air hose is connect with the interface in hot air chamber bottom, and it recycles and blower is installed on air hose, heat
The top of air compartment is equipped with a mounting platform, and equal angles are equipped with several sensor installation positions on mounting platform, hot air chamber it is interior
Helical blade is fixed on wall, electric heating tube controller and blower connect to power supply.
As a further solution of the present invention: at least one in several described sensor installation positions is standard biography
Sensor installation position, remaining is then calibration sensor installation position.
The inside of the hot air chamber is corresponding to each sensor installation position just as a further solution of the present invention,
Lower position is respectively and fixedly provided with positive stop strip.
Sensor is mounted on each sensor installation position as a further solution of the present invention, to fix
Seat, a side position of sensor fixing seat are equipped with the locking nail for fixed temperature sensor, and the side wall of hot air chamber, which is equipped with, to be inserted
Hole.
The circulation air hose is equipped with reducer pipe one and reducer pipe two as a further solution of the present invention,.
The circulation air hose and hot air chamber are all made of the material of thermal-insulation heat-resistant as a further solution of the present invention,
It is made.
One section of air hose, air hose are also connected on the circulation air hose as a further solution of the present invention,
On switching valve is installed.
Compared with prior art, the utility model has the beneficial effects that the design of circulation air hose and helical blade can be maximum
The guarantee hot wind temperature throughout the room of limit is identical, reduces the influence to testing result, and positive stop strip energy limit temperature senses
The insertion depth of device metal probe guarantees that the height of each temperature sensor measurement point is identical, and the technical program can limits
Guarantee the accuracy of detection or metric results.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the measurement and calibration mechanism of temperature sensor.
Fig. 2 is a kind of top view of the measurement and calibration mechanism of temperature sensor.
Fig. 3 is a kind of air flow graph of the measurement and calibration mechanism of temperature sensor (arrow is air flow direction).
In figure: 1- hot air chamber, 2- helical blade, 3- pedestal, 4- electric heating tube controller, 5- electrothermal tube, 6- locking nail, 7- are passed
Sensor fixing seat, 8- circulation air hose, 9- reducer pipe one, 10- mounting platform, 11- positive stop strip, 12- interface, 13- reducer pipe two,
14- blower, 15- switching valve, 16- air hose, 17- sensor installation position, 18- standard transducer installation position, 19- calibrate sensor
Installation position, 20- jack.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1
Please refer to Fig. 1~3, in the utility model embodiment, a kind of measurement and calibration mechanism of temperature sensor, including hot wind
Room 1, pedestal 3, electrothermal tube 5, circulation air hose 8, mounting platform 10, blower 14 and sensor installation position 17, the hot air chamber 1 are installed
On the base 3, multiple electrothermal tubes 5 for fever are installed, the heating temperature of electrothermal tube 5 is controlled by electrothermal tube in hot air chamber 1
Device 4 controls, and the top of hot air chamber 1 is arcuate structure, and the top of hot air chamber 1 is connected with circulation air hose 8, recycles the end of air hose 8
Portion is connect with the interface 12 in 1 bottom of hot air chamber, is recycled and is equipped with blower 14 on air hose 8, and the top of hot air chamber 1 is equipped with a peace
Assembling platform 10, equal angles is equipped with several sensor installation positions 17, as seen from the figure, sensor installation position 17 on mounting platform 10
Quantity be six, moreover, at least one in six sensor installation positions 17 be standard transducer installation position 18, in
The data that the standard transducer of installation measures are standard value, and it is to be used for that remaining five, which are then calibration sensor installation position 19,
Temperature sensor to be calibrated is installed, and measured value one compare, that is, may know that whether temperature sensor to be calibrated smart
Really, the design for recycling air hose 8 can accelerate the temperature of hot air chamber 1 to rise, and the temperature for facilitating 1 various places inside of hot air chamber is equal
It is even, in addition, in order to guarantee that temperature is identical everywhere in hot air chamber 1, and helical blade 2 is also fixed on the inner wall of hot air chamber 1, is had
Flow-disturbing effect can guarantee that temperature is identical everywhere in hot air chamber 1 to greatest extent, the influence to testing result be reduced, in this implementation
In example, electric heating tube controller 4 and blower 14 are connected to power supply, and the blower 14 in the present embodiment is necessary for high temperature resistant wind
Machine.
Embodiment 2
Referring to Fig. 1, the technical solution of 1 pair of entirety of embodiment hand over more in detail, but hold when actual measurement
The insertion depth for each temperature sensor easily occur is different, and measurement result is caused to have a certain difference, therefore, the present embodiment
It is respectively and fixedly provided with positive stop strip 11 at the following position directly that the inside of hot air chamber 1 corresponds to each sensor installation position 17, to limit temperature
The insertion depth for spending sensor metal probe, guarantees that the height of each temperature sensor measurement point is identical, to reduce error.
Embodiment 3
Fig. 1~2 are please referred to, the present embodiment is on the basis of embodiment 1, to carry out to the structure of sensor installation position 17 detailed
Describe in detail it is bright, specifically,
Sensor fixing seat 7, a side position of sensor fixing seat 7 are mounted on each sensor installation position 17
Equipped with the locking nail 6 for fixed temperature sensor, the side wall of hot air chamber 1 is equipped with jack 20, and the metal of temperature sensor is visited
The case where head can be fixed by locking nail 6 after being inserted into jack 20, prevent temperature sensor from falling, certainly,
Standard transducer installation position 18 and calibration sensor installation position 19 structure be it is identical, be only mounted with the different temperature of function
Sensor.
Embodiment 4
Referring to Fig. 1, the present embodiment is on the basis of embodiment 1, to carry out function to the present apparatus and enrich, it is specific:
(1) the circulation air hose 8 is equipped with reducer pipe 1 and reducer pipe 2 13, reducer pipe 1 and reducer pipe 2 13 it is straight
Diameter is larger or smaller relative to circulation air hose 8, can also be that the diameter of reducer pipe 1 is larger relative to circulation air hose 8, and variable diameter
The diameter of pipe 2 13 is smaller relative to circulation air hose 8, and the main purpose of setting is so that hot-air generate unexpected pressure drop or
Boosting, the temperature to guarantee the hot-air entered in circulation air hose 8 are more uniform.
(2) material that the circulation air hose 8 and hot air chamber 1 are all made of thermal-insulation heat-resistant is made, and reduces the loss of temperature.
(3) it is also connected with one section of air hose 16 on the circulation air hose 8, switching valve 15 is installed on air hose 16, when need
When cooling down, switching valve 15 can be opened, while electrothermal tube 5 stops fever, be added in circulation and dropped using cold air
Temperature, and slowly can uniformly cool down in cooling.
It should be strongly noted that hot air chamber 1, pedestal 3, electrothermal tube 5, circulation air hose 8, installation are flat in the technical program
Platform 10, blower 14 and sensor installation position 17 etc. are the application of the prior art, and recycle the design of air hose 8 and helical blade 2
It can guarantee that temperature is identical everywhere in hot air chamber 1 to greatest extent, reduce the influence to testing result, guarantee detection or metric results
Accuracy.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. a kind of measurement and calibration mechanism of temperature sensor, including hot air chamber (1), pedestal (3), electrothermal tube (5), circulation air hose
(8), mounting platform (10), blower (14) and sensor installation position (17), the hot air chamber (1) are mounted on pedestal (3), hot wind
Multiple electrothermal tubes (5) for fever are installed, the heating temperature of electrothermal tube (5) is controlled by electric heating tube controller (4) in room (1)
System, which is characterized in that the top of hot air chamber (1) is arcuate structure, and circulation air hose (8) is connected at the top of hot air chamber (1), is followed
The end of bostle pipe (8) is connect with the interface (12) in hot air chamber (1) bottom, is equipped with blower (14) in circulation air hose (8),
The top of hot air chamber (1) is equipped with a mounting platform (10), several sensors that are equipped with of mounting platform (10) first-class angle are installed
Position (17) is fixed with helical blade (2) on the inner wall of hot air chamber (1), electric heating tube controller (4) and blower (14) with power supply company
It connects.
2. a kind of measurement and calibration mechanism of temperature sensor according to claim 1, which is characterized in that several described biographies
At least one in sensor installation position (17) is standard transducer installation position (18), and remaining is then calibration sensor installation position
(19).
3. a kind of measurement and calibration mechanism of temperature sensor according to claim 2, which is characterized in that the hot air chamber
(1) inside corresponds to and is respectively and fixedly provided with positive stop strip (11) at the following position directly of each sensor installation position (17).
4. a kind of measurement and calibration mechanism of temperature sensor according to claim 1, which is characterized in that each sensing
It is mounted on device installation position (17) sensor fixing seat (7), a side position of sensor fixing seat (7) is equipped with for fixed temperature
The locking nail (6) of sensor is spent, the side wall of hot air chamber (1) is equipped with jack (20).
5. a kind of measurement and calibration mechanism of temperature sensor according to claim 1, which is characterized in that the circulation air hose
(8) reducer pipe one (9) and reducer pipe two (13) are equipped with.
6. a kind of measurement and calibration mechanism of temperature sensor according to claim 1, which is characterized in that the circulation air hose
(8) it is all made of the material of thermal-insulation heat-resistant with hot air chamber (1) and is made.
7. a kind of measurement and calibration mechanism of temperature sensor according to claim 1, which is characterized in that the circulation air hose
(8) it is also connected with one section of air hose (16) on, switching valve (15) are installed on air hose (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821046537.1U CN208282968U (en) | 2018-07-04 | 2018-07-04 | A kind of measurement and calibration mechanism of temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821046537.1U CN208282968U (en) | 2018-07-04 | 2018-07-04 | A kind of measurement and calibration mechanism of temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208282968U true CN208282968U (en) | 2018-12-25 |
Family
ID=64698229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821046537.1U Expired - Fee Related CN208282968U (en) | 2018-07-04 | 2018-07-04 | A kind of measurement and calibration mechanism of temperature sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208282968U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113567010A (en) * | 2021-08-17 | 2021-10-29 | 安徽江淮汽车集团股份有限公司 | Engine temperature sensor test system and test method |
-
2018
- 2018-07-04 CN CN201821046537.1U patent/CN208282968U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113567010A (en) * | 2021-08-17 | 2021-10-29 | 安徽江淮汽车集团股份有限公司 | Engine temperature sensor test system and test method |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181225 Termination date: 20210704 |
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| CF01 | Termination of patent right due to non-payment of annual fee |