CN209326835U - A kind of calibrating device for temperature sensor - Google Patents
A kind of calibrating device for temperature sensor Download PDFInfo
- Publication number
- CN209326835U CN209326835U CN201822217366.0U CN201822217366U CN209326835U CN 209326835 U CN209326835 U CN 209326835U CN 201822217366 U CN201822217366 U CN 201822217366U CN 209326835 U CN209326835 U CN 209326835U
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- China
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- temperature sensor
- insulation shell
- shell
- pedestal
- wall
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Abstract
The utility model discloses a kind of calibrating device for temperature sensor, including insulation shell, insulation shell lumen loading has heat-conduction medium, insulation shell inner cavity is provided with guide shell, there are medium channels between guide shell end face and insulation shell inner wall, water conservancy diversion tube inner chamber is provided with rotating vane, it is provided at the top of insulation shell and is inserted into hole to school temperature sensor, vertical sleeve is connected at the top of insulation shell, there is pedestal moving up and down in sleeve, pedestal is adapted to barrel bore, base end face is connected with extension rod, extension rod connects standard temperature sensor collection head, standard temperature sensor collection head is in insulation shell, insulation shell is provided with for observing the observation window to school temperature sensor collection head and standard temperature sensor collection head position.Calibrating device for temperature sensor provided by the utility model, sufficiently, thermal field is evenly distributed for heat-conduction medium flowing, and standard temperature sensor collection head temperature measurement location and temperature sensor collection head to be measured can be made in same thermal field, and calibration is accurate.
Description
Technical field
The utility model relates to a kind of calibrating device for sensors more particularly to a kind of calibrating device for 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 just needs the precision periodic calibration by calibrating device for temperature sensor to temperature sensor.It is existing
For the calibrating installation of temperature sensor, it is situated between by standard temperature sensor and temperature sensor to be measured to the heat transfer in cavity
Temperature measures comparison and is calibrated in matter, and cavity heat conduction medium thermal field is unevenly distributed, and the thermal field of measurement is different, influences
Calibration to sensor.
Utility model content
The utility model is intended to provide a kind of calibrating device for temperature sensor, and cavity heat conduction media flow is abundant, temperature
Field distribution is uniform, and standard temperature sensor collection head temperature measurement location and temperature sensor collection head to be measured can be made in same thermal field,
Calibration is accurate.
In order to achieve the above objectives, the technical solution adopted in the utility model is as follows:
Calibrating device for temperature sensor disclosed by the utility model, including insulation shell, it is intracavitary in the insulation shell to fill out
Filled with heat-conduction medium, the insulation shell inner cavity is provided with guide shell, guide shell and insulation shell inner wall and is connected by support rod
It connects, the guide shell both ends perforation, there are medium channel between the guide shell end face and insulation shell inner wall, medium channel connects
Interlayer between admittance flow cartridge inner cavity and guide shell and insulation shell, the water conservancy diversion tube inner chamber are provided with rotating vane, the rotation
One end of rotating vane piece and shaft is affixed, and the inner wall of the other end of the shaft and insulation shell is rotatablely connected, and the shaft and leads
Flow cartridge is coaxial, is provided at the top of the insulation shell and is inserted into hole to school temperature sensor, described to be inserted at hole to school temperature sensor
Equipped with to school temperature sensor fixture, be connected with vertical sleeve at the top of the insulation shell, have in the sleeve can on
The pedestal of lower movement, the pedestal are adapted to barrel bore, and the sleeve is located at the interior of inner cavity below pedestal and insulation shell
Chamber connection, the base end face are connected with extension rod, and extension rod bottom end connects standard temperature sensor collection head, the standard temperature
Sensor collection head is spent in insulation shell, and the insulation shell is provided with for observing to school temperature sensor collection head and standard
The observation window of temperature sensor collection head position, the observation window are sealed by transparent material.
The beneficial effects of the utility model are: rotating vane rotation flows heat-conduction medium in insulation shell inner cavity, if
Set guide shell, rotating vane in guide shell, heat-conduction medium from guide shell one end enter, it is another to bring out, then into cross guide shell
Interlayer between insulation shell, heat-conduction medium flowing sufficiently, pass through to school temperature sensor collection head to school temperature sensing
Device is inserted into hole and is inserted into insulation shell inner cavity, and adjustment pedestal moves up and down, adjusts standard temperature sensor collection head position, make to be measured
Temperature sensor collection head and standard temperature sensor collection head are in same temperature layer, and calibration error is small, observation window observable standard
Temperature sensor collection head and temperature sensor collection head to be measured position.
Further, the insulation shell inner cavity is additionally provided with temperature-adjusting device.
Beneficial effect using above-mentioned further scheme is: adjustable insulation shell internal temperature, and temperature sensor can be
It is calibrated under a variety of different temperatures environment, improves calibration accuracy.
Further, the temperature control equipment includes heating device and/or refrigerating plant.
Beneficial effect using above-mentioned further scheme is: can increase or decrease insulation cladding body temperature on demand, be applicable in
The temperature sensor of a variety of difference temperature-measuring ranges.
Further, the temperature-adjusting device is uniformly distributed in insulation shell side wall and water conservancy diversion drum outer wall.
Beneficial effect using above-mentioned further scheme is: insulation cladding body temperature adjusts uniform.
Further, the insulation shell is provided with heat-conduction medium import and heat-conduction medium outlet.
Beneficial effect using above-mentioned further scheme is: replaceable heat-conduction medium, and heat-conduction medium long-time service can
Impurity can be generated, calibration error is increased.
Further, the heat-conduction medium import is on the insulation shell shell wall of guide shell arrival end face, the heat
Transmitting medium exports on the insulation shell shell wall of guide shell outlet end face.
Beneficial effect using above-mentioned further scheme is: convenient for the addition and discharge of heat-conduction medium.
Further, the pedestal is cylindric, and the base outer wall has external screw thread, and sleeve lining has suitable with base outer wall
The internal screw thread matched.
Beneficial effect using above-mentioned further scheme is: adjustment base is convenient, is threaded with self-locking function.
It further, further include knob, the knob is connect by connecting rod with pedestal top, and connecting rod top passes through set
Cylinder top, for the knob above sleeve, connecting rod, knob and pedestal are coaxial.
Beneficial effect using above-mentioned further scheme is: being rotated, is operated more convenient using knob.
Further, there is a scale on the connecting rod surface, and scale is along pitman shaft to distribution.
Beneficial effect using above-mentioned further scheme is: by scale, can be accurately positioned standard temperature sensor acquisition
Head position.
Detailed description of the invention
Fig. 1 is utility model diagram；
In figure: 1- insulation shell, 2- guide shell, 3- shaft, 4- rotating vane, 5- pedestal, 6- standard temperature sensor are adopted
Market-head, 7- wait for the insertion of school temperature sensor hole, 8- wait for school temperature sensor fixture, 9- heating device, 10- refrigerating plant,
11- support rod, the import of 12- heat-conduction medium, the outlet of 13- heat-conduction medium, 14- knob, 15- connecting rod, 16- scale, 17- set
Cylinder.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing, to this reality
It is further elaborated with novel.
As shown in Figure 1, calibrating device for temperature sensor disclosed by the utility model, including insulation shell 1, insulation shell 1
Interior intracavitary filled with heat-conduction medium, 1 inner cavity of insulation shell is provided with guide shell 2, and guide shell 2 passes through with 1 inner wall of insulation shell
Support rod 11 connects, the perforation of 2 both ends of guide shell, and there are medium channel, media between 1 inner wall of 2 end face of guide shell and insulation shell
Channel is connected to the interlayer between 2 inner cavity of guide shell and guide shell 2 and insulation shell 1, and 2 inner cavity of guide shell is provided with rotating vane 4,
Rotating vane 4 and one end of shaft 3 are affixed, and the other end of shaft 3 and the inner wall of insulation shell 1 are rotatablely connected, shaft 3 and water conservancy diversion
Cylinder 2 is coaxial, and shaft 3 passes through motor driven, is provided at the top of insulation shell 1 and is inserted into hole 7 to school temperature sensor, to school temperature sensing
Device is inserted at hole 7 and is equipped with to school temperature sensor fixture 8, can be mutually matched to school temperature sensor fixture 8
The existing fixed device such as buckle, screw thread, intermediate plate is connected with vertical sleeve 17 at the top of insulation shell 1, and having in sleeve 17 can be upper and lower
Mobile pedestal 5, pedestal 5 be it is cylindric, 5 outer wall of pedestal has external screw thread, and 17 inner wall of sleeve has the interior spiral shell being adapted to 5 outer wall of pedestal
Line, the inner cavity that sleeve 17 is located at 5 lower section of pedestal are connected to the inner cavity of insulation shell 1, further include knob 14, knob 14 passes through connection
Bar 15 is connect with 5 top of pedestal, and 15 top of connecting rod passes through 17 top of sleeve, and knob 14 is above sleeve 17,15 table of connecting rod
There is scale 16 in face, and for scale 16 along the axial distribution of connecting rod 15, connecting rod 15, knob 14 and pedestal 5 are coaxial, the connection of 5 bottom surface of pedestal
There is extension rod, extension rod bottom end connects standard temperature sensor collection head 6, and standard temperature sensor collection head 6 is in insulation shell 1
Interior, insulation shell 1 is provided with for observing the observation to 6 position of school temperature sensor collection head and standard temperature sensor collection head
Window, observation window are sealed by transparent material, and 1 inner cavity of insulation shell is additionally provided with temperature-adjusting device, and temperature control equipment includes adding
Thermal 9 and/or refrigerating plant 10, heating device 9 can be the various existing equipments such as heating rod, heating pipeline, refrigerating plant 10
1 side wall of insulation shell and guide shell 2 can be uniformly distributed in for various existing equipments, temperature-adjusting devices such as condenser, refrigeration machines
Outer wall, heating device 9 and the setting of the interval of refrigerating plant 10, insulation shell 1 are provided with heat-conduction medium import 12 and heat-conduction medium
Outlet 13, heat-conduction medium import 12 is on 1 shell wall of insulation shell of 2 arrival end face of guide shell, heat-conduction medium outlet 13
On 1 shell wall of insulation shell of 2 outlet end face of guide shell, if rotating vane 4 opens heat-conduction medium from 2 upper end of guide shell
Mouth enters 2 inner cavity of guide shell, is discharged from 2 lower ending opening of guide shell, then heat-conduction medium import 12 is in 1 top surface of insulation shell, heat
In insulation shell bottom surface, heat-conduction medium can be gas or liquid for transmitting medium outlet 13.
Certainly, the utility model can also have other various embodiments, without departing substantially from the spirit of the present invention and its essence
In the case of, those skilled in the art can make various corresponding changes and modifications, but these phases according to the utility model
The change and modification answered all should belong to the protection scope of the utility model the attached claims.
Claims (9)
1. a kind of calibrating device for temperature sensor, it is characterised in that: intracavitary in the insulation shell (1) including insulation shell (1)
Filled with heat-conduction medium, insulation shell (1) inner cavity is provided with guide shell (2), in guide shell (2) and insulation shell (1)
Wall is connected by support rod (11), guide shell (2) the both ends perforation, guide shell (2) end face and insulation shell (1) inner wall
Between there are medium channel, medium channel is connected to the interlayer between guide shell (2) inner cavity and guide shell (2) and insulation shell (1),
Guide shell (2) inner cavity is provided with rotating vane (4), and the rotating vane (4) and one end of shaft (3) are affixed, and described turn
The other end of axis (3) and the inner wall of insulation shell (1) are rotatablely connected, the shaft (3) and guide shell (2) coaxially, the heat preservation
It is provided at the top of shell (1) and is inserted into hole (7) to school temperature sensor, it is described to be equipped at school temperature sensor insertion hole (7) to school
Temperature sensor fixture (8), insulation shell (1) top is connected with vertical sleeve (17), in the sleeve (17)
Have pedestal moving up and down (5), the pedestal (5) is adapted to sleeve (17) inner cavity, and the sleeve (17) is located under pedestal (5)
The inner cavity of side is connected to the inner cavity of insulation shell (1), and pedestal (5) bottom surface is connected with extension rod, extension rod bottom end connection mark
Quasi- temperature sensor collection head (6), the standard temperature sensor collection head (6) is in insulation shell (1), the insulation shell
(1) it is provided with for observing the observation window to school temperature sensor collection head and standard temperature sensor collection head (6) position, it is described
Observation window is sealed by transparent material.
2. calibrating device for temperature sensor according to claim 1, it is characterised in that: insulation shell (1) inner cavity is also
It is provided with temperature-adjusting device.
3. calibrating device for temperature sensor according to claim 2, it is characterised in that: the temperature control equipment includes adding
Thermal (9) and/or refrigerating plant (10).
4. calibrating device for temperature sensor according to claim 2, it is characterised in that: the temperature-adjusting device uniformly divides
It is distributed in insulation shell (1) side wall and guide shell (2) outer wall.
5. calibrating device for temperature sensor according to claim 1, it is characterised in that: the insulation shell (1) is provided with heat
Transmitting medium import (12) and heat-conduction medium outlet (13).
6. calibrating device for temperature sensor according to claim 5, it is characterised in that: the heat-conduction medium import (12)
On insulation shell (1) shell wall of guide shell (2) arrival end face, the heat-conduction medium outlet (13) goes out in guide shell (2)
On insulation shell (1) shell wall that proper pair of mouth.
7. calibrating device for temperature sensor according to claim 1, it is characterised in that: the pedestal (5) is cylindric, institute
Stating pedestal (5) outer wall has external screw thread, and sleeve (17) inner wall has the internal screw thread being adapted to pedestal (5) outer wall.
8. calibrating device for temperature sensor according to claim 7, it is characterised in that: further include knob (14), the rotation
Button (14) is connect by connecting rod (15) with pedestal (5) top, and connecting rod (15) top passes through sleeve (17) top, the knob
(14) above sleeve (17), connecting rod (15), knob (14) and pedestal (5) are coaxial.
9. calibrating device for temperature sensor according to claim 8, it is characterised in that: there is quarter on connecting rod (15) surface
It spends (16), scale (16) is axially distributed along connecting rod (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822217366.0U CN209326835U (en) | 2018-12-27 | 2018-12-27 | A kind of calibrating device for temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822217366.0U CN209326835U (en) | 2018-12-27 | 2018-12-27 | A kind of calibrating device for temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209326835U true CN209326835U (en) | 2019-08-30 |
Family
ID=67729206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822217366.0U Active CN209326835U (en) | 2018-12-27 | 2018-12-27 | A kind of calibrating device for temperature sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209326835U (en) |
-
2018
- 2018-12-27 CN CN201822217366.0U patent/CN209326835U/en active Active
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