CN220670766U - Temperature sensor calibrating device - Google Patents
Temperature sensor calibrating device Download PDFInfo
- Publication number
- CN220670766U CN220670766U CN202322324279.6U CN202322324279U CN220670766U CN 220670766 U CN220670766 U CN 220670766U CN 202322324279 U CN202322324279 U CN 202322324279U CN 220670766 U CN220670766 U CN 220670766U
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- temperature sensor
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- box
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- 238000009434 installation Methods 0.000 claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims description 29
- 238000005485 electric heating Methods 0.000 claims description 8
- 230000007306 turnover Effects 0.000 claims description 7
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000013307 optical fiber Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model belongs to the technical field of calibration devices, and particularly relates to a temperature sensor calibration device, which comprises an operation table, wherein the upper surface of the operation table is fixedly connected with a calibration box, first square grooves are formed in two side wall bodies of the calibration box, square pipes are penetrated in the two first square grooves, a second square groove is formed in the top of each square pipe, one end of each square pipe is communicated with a wind scoop, one side of each wind scoop, which is away from the square pipe, is provided with a hot air component matched with the square pipe, two ends of the top of the calibration box are fixedly connected with brackets, the lower surface of the top of each bracket is fixedly connected with an electric push rod, the output end of each electric push rod is fixedly connected with a support plate, and turning plates matched with the second square grooves are rotatably connected between the two support plates; the utility model utilizes the turning plate which is rotatably arranged to install the standard temperature sensor and the temperature sensor to be detected, can be installed when the installation face is upward, is convenient to install, can detect when the installation face is downward and the second square groove is closed, and has the advantages of simple structure, simple operation and higher precision.
Description
Technical Field
The utility model belongs to the technical field of calibration devices, and particularly relates to a temperature sensor calibration device.
Background
The temperature sensor is a sensor capable of sensing temperature and converting the temperature into a usable output signal, and the accuracy of the temperature sensor is reduced with the aging of components and equipment, so that the accuracy of the temperature sensor needs to be calibrated periodically by a temperature sensor calibration device.
The chinese patent with application number CN201610612607.4 discloses a temperature calibration device for a weather detection optical fiber temperature sensor, which inserts a standard temperature sensor and a to-be-measured optical fiber temperature sensor into a base, so that the two sensors are located in the same temperature field, the insertion depths are required to be equal, and the insertion depths can only be visually observed through a transparent observation window, so that the error is large, and the test data has deviation.
Disclosure of Invention
The utility model aims to solve the technical problems that: in order to solve the problem that the test data have deviation due to larger errors of the insertion depths of a standard temperature sensor and a temperature sensor to be tested when the temperature sensor calibration device in the prior art is used, the temperature sensor calibration device is provided.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a temperature sensor calibrating device, includes the operation panel, the last fixed surface of operation panel is connected with the calibration box, and the calibration box is hollow structure, the first square groove has all been seted up to the inside both sides wall body that is relative of calibration box, and square pipe is worn to be equipped with in two first square inslot, the second square groove has been seted up at the top of square pipe, the one end intercommunication of square pipe has the wind scoop, wind scoop one side dorsad square pipe is provided with square pipe complex hot-blast subassembly.
The two ends of the top of the calibration box are fixedly connected with brackets, the brackets are of L-shaped structures, the lower surface of the top of each bracket is fixedly connected with an electric push rod, the output end of each electric push rod is fixedly connected with a support plate, a turning plate matched with a second square groove is rotationally connected between the two support plates, the turning plate is used for installing a standard temperature sensor and a temperature sensor to be tested, one surface for installation is an installation surface, and when the installation surface moves downwards to be abutted with the outer wall of a square tube, the standard temperature sensor and the temperature sensor to be tested extend into the second square groove, and the installation surface closes the second square groove;
during operation, the mounting surface of turning over the board up come to fix standard temperature sensor and temperature sensor that awaits measuring on turning over the board, simple to operate just can guarantee standard temperature sensor and temperature sensor parallel and level that awaits measuring, then the upset turns over the board and makes its mounting surface down, electric putter passes through the extension board and drives the board and move down, and then make standard temperature sensor and temperature sensor that awaits measuring stretch into the inside of square pipe by the second square groove, and turn over the board and close the second square groove, standard temperature sensor and temperature sensor that awaits measuring stretches into the inside height of square pipe and equal can ensure that both are located same temperature field this moment, then start hot-blast subassembly, the inside and even through standard temperature sensor and temperature sensor that awaits measuring of square pipe of gaseous entering by the wind scoop after the heating, at last compare the testing result.
Above-mentioned technical scheme utilizes turning over board that rotates the setting to install standard temperature sensor and temperature sensor that awaits measuring, can install when the installation face is upwards, simple to operate, and it is detectable to close the second square groove downwards and when the installation face, and whole device simple structure, easy operation and precision are higher.
Preferably, the top fixedly connected with fixed plate of turning over the board, the fixed plate sets up to two, and two fixed plates are symmetrical distribution, the both ends that the fixed plate was turned over the board one side dorsad are equal fixedly connected with riser, and the equal fixedly connected with telescopic link of one side that two risers are close to each other, the one end fixedly connected with splint of riser are kept away from to the telescopic link, the outside cover of telescopic link is equipped with the spring, the one end fixed connection of spring is on splint, the other end fixed connection of spring is on the riser, and standard temperature sensor or temperature sensor that awaits measuring are through the elasticity centre gripping of spring between two splint, and two fixed plate punch holder are used for centre gripping standard temperature sensor and temperature sensor that awaits measuring respectively.
Preferably, both ends of turning over the board all fixedly connected with pivot, the pivot that turns over board is close to the one end of turning over the board and has offered and be matched with pivot assorted commentaries on classics hole, pivot and commentaries on classics hole cooperation realize turning over the rotation setting of board.
Preferably, in order to avoid turning over the board at will, the upper surface fixedly connected with branch of extension board, branch is located the one end that the extension board is close to turning over the board, rotate on the branch and be connected with the layering that is used for pushing down the board of turning over, rotate the layering and make it laminate on turning over the board, fix the position of turning over the board, and when turning over the board, rotate the layering towards the extension board direction, release the restriction to turning over the board.
Preferably, the hot air component comprises an air pipe, a heating box, a blower and an electric heating wire, wherein the heating box and the blower are fixedly connected to the upper surface of the operation table, the heating box is located between the blower and the wind scoop, one end of the air pipe is communicated with the heating box, the other end of the air pipe is communicated with the wind scoop, the electric heating wire is fixedly installed inside the heating box, the air outlet end of the blower is communicated with the heating box, the electric heating wire is started to rapidly heat gas passing through the heating box, meanwhile, the heating power of the electric heating wire can be adjusted, the temperature of the gas can be controlled, and then the temperature change detected by the standard temperature sensor and the temperature sensor to be detected can be observed.
Preferably, the clamping plates are of arc-shaped structures, and one surface of each clamping plate, which is close to the other clamping plate, is a concave surface.
The utility model has the beneficial effects that: the utility model utilizes the turning plate which is rotatably arranged to install the standard temperature sensor and the temperature sensor to be detected, can be installed when the installation face is upward, is convenient to install, can detect when the installation face is downward and the second square groove is closed, and has the advantages of simple structure, simple operation and higher precision.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of a temperature sensor calibration device according to the present utility model.
Fig. 2 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.
FIG. 3 is a schematic view of the structure of the operation table, the calibration box, the square tube and the heating box of the present utility model.
Fig. 4 is a schematic structural view of the turning plate, the fixing plate, the vertical plate and the clamping plate of the utility model.
In the figure: 1. an operation table; 2. a calibration box; 3. a first square groove; 4. square tubes; 5. a wind scoop; 6. an air duct; 7. a heating box; 8. a blower; 9. heating wires; 10. a second square groove; 11. a bracket; 12. an electric push rod; 13. a support plate; 14. turning plate; 15. a fixing plate; 16. a rotating shaft; 17. a vertical plate; 18. a clamping plate; 19. a telescopic rod; 20. a spring; 21. a support rod; 22. and (5) layering.
Detailed Description
The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.
Embodiment one:
as shown in fig. 1-4, the utility model relates to a temperature sensor calibration device, which comprises an operation table 1, wherein the upper surface of the operation table 1 is fixedly connected with a calibration box 2, the calibration box 2 is of a hollow structure, first square grooves 3 are formed in two opposite side wall bodies of the calibration box 2, square pipes 4 are penetrated in the two first square grooves 3, a second square groove 10 communicated with the inside of the square pipes 4 is formed in the top of the square pipes 4, a wind scoop 5 is communicated with one end of the square pipes 4, one end of the square pipes 4 far away from the wind scoop 5 is provided with an opening, and the detection is generally carried out in a closed container in the prior art, however, the temperature of a heat conduction medium in the closed container is relatively fixed, the temperature change reaction rate of the temperature sensor is difficult to detect, and the accuracy of the calibration is influenced, so that the square pipes 4 are provided with an opening.
One side of the wind scoop 5, which is away from the square tube 4, is provided with a hot air component matched with the square tube 4. When the device is specifically used, the standard temperature sensor and the temperature sensor to be detected extend into the square tube 4 through the second square groove 10, and detection and calibration are performed through air supply of the hot air assembly. The hot air component comprises an air pipe 6, a heating box 7, a blower 8 and an electric heating wire 9. The heating box 7 and the blower 8 are fixedly connected to the upper surface of the operation table 1, and the heating box 7 is located between the blower 8 and the wind scoop 5. One end of the air pipe 6 is communicated with the heating box 7, the other end of the air pipe 6 is communicated with the air funnel 5, the electric heating wire 9 is fixedly arranged inside the heating box 7, and the air outlet end of the air blower 8 is communicated with the heating box 7. And the heating wire 9 is started to rapidly heat the gas passing through the heating box 7, and meanwhile, the temperature of the gas can be controlled by adjusting the heating power of the heating wire 9, so that the temperature change detected by the standard temperature sensor and the temperature sensor to be detected and the reaction rate to the temperature change are observed, and the accuracy of calibration is further improved.
Both ends at the top of the calibration box 2 are fixedly connected with a bracket 11, the bracket 11 is of an L-shaped structure, the lower surface of the top of the bracket 11 is fixedly connected with an electric push rod 12, and the output end of the electric push rod 12 is fixedly connected with a support plate 13. The two support plates 13 are rotatably connected with a turning plate 14, two ends of the turning plate 14 are fixedly connected with rotating shafts 16, one end of each support plate 13, which is close to the turning plate 14, is provided with a rotating hole matched with the rotating shaft, and the rotating shafts 16 are matched with the rotating holes to realize the rotation setting of the turning plate 14.
The top fixedly connected with fixed plate 15 turns over board 14, and fixed plate 15 sets up to two, and two fixed plates 15 are symmetrical distribution, fixes standard temperature sensor and temperature sensor that awaits measuring simultaneously. The fixed plate 15 is opposite to the both ends of turning plate 14 one side all fixedly connected with riser 17, and the one side that two risers 17 are close to each other is all fixedly connected with telescopic link 19, and the one end fixedly connected with splint 18 that the riser 17 was kept away from to telescopic link 19. The clamping plates 18 are of arc-shaped structures, one surface, close to each other, of each clamping plate 18 is a concave surface, a spring 20 is sleeved outside the telescopic rod 19, one end of the spring 20 is fixedly connected to the clamping plate 18, and the other end of the spring 20 is fixedly connected to the vertical plate 17. The standard temperature sensor or the temperature sensor to be measured is clamped between the two clamping plates 18 by the elastic force of the springs 20. The turnover plate 14 is arranged, so that the calibration efficiency can be improved, when one surface of the fixing plate 15 faces upwards, the standard temperature sensor and the temperature sensor to be detected are clamped and fixed, and when one surface of the fixing plate 15 faces downwards, the standard temperature sensor and the temperature sensor to be detected are detected.
In order to avoid the random turning of the turning plate 14, the upper surface of the support plate 13 is fixedly connected with a support rod 21, the support rod 21 is positioned at one end of the support plate 13 close to the turning plate 14, and the support rod 21 is rotatably connected with a pressing bar 22. The pressing bar 22 is rotated and attached to the turning plate 14 to fix the position of the turning plate 14, and when the turning plate 14 needs to be turned, the pressing bar 22 is rotated towards the support plate 13 to release the restriction of the turning plate 14.
Working principle:
during operation, the standard temperature sensor and the temperature sensor to be detected are fixed through the clamping plates 18 on the two fixing plates 15 respectively, then the turnover plate 14 is turned over to enable the standard temperature sensor and the temperature sensor to be detected to vertically downwards, the electric push rod 12 drives the turnover plate 14 to downwards move through the support plate 13, the standard temperature sensor and the temperature sensor to be detected extend into the square tube 4 through the second square groove 10, the turnover plate 14 closes the second square groove 10, then the blower 8 and the heating wire 9 are started, heated gas enters the square tube 4 through the wind scoop 5 and uniformly passes through the standard temperature sensor and the temperature sensor to be detected, and finally the detection results are compared.
With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.
Claims (6)
1. A temperature sensor calibration device, characterized by: the automatic control device comprises an operation table (1), wherein a calibration box (2) is fixedly connected to the upper surface of the operation table (1), first square grooves (3) are formed in two opposite side wall bodies of the calibration box (2), square tubes (4) are arranged in the two first square grooves (3) in a penetrating mode, second square grooves (10) are formed in the tops of the square tubes (4), one ends of the square tubes (4) are communicated with wind hoppers (5), and one sides, facing away from the square tubes (4), of the wind hoppers (5) are provided with hot air assemblies matched with the square tubes (4);
the utility model discloses a calibration box, including calibration box (2), support (11) are all fixedly connected with at both ends at calibration box (2) top, support (11) top fixedly connected with electric putter (12), the output fixedly connected with extension board (13) of electric putter (12), rotate between two extension boards (13) be connected with second square groove (10) assorted turn over board (14), turn over board (14) supply standard temperature sensor and temperature sensor installation that awaits measuring, and be used for the one side of installation to be the installation face, when installation face downward and move down to with square pipe (4) outer wall butt time, standard temperature sensor and temperature sensor that awaits measuring stretch into in second square groove (10) and the installation face is closed with second square groove (10).
2. A temperature sensor calibration device according to claim 1, wherein: the top fixedly connected with two fixed plates (15) of turning over board (14), the both ends of fixed plate (15) back to turning over board (14) one side are all fixedly connected with riser (17), and the one side that two risers (17) are close to each other is all fixedly connected with telescopic link (19), the one end fixedly connected with splint (18) of riser (17) are kept away from to telescopic link (19), the outside cover of telescopic link (19) is equipped with spring (20), the one end fixedly connected with of spring (20) is on splint (18), the other end fixedly connected with of spring (20) is on riser (17).
3. A temperature sensor calibration device according to claim 1, wherein: both ends of turning over board (14) all fixedly connected with pivot (16), the pivot hole with pivot (16) assorted is seted up to the one end that board (13) are close to turning over board (14).
4. A temperature sensor calibration device according to claim 1, wherein: the upper surface of extension board (13) fixedly connected with branch (21), branch (21) are located the one end that extension board (13) is close to board (14), rotate on branch (21) and be connected with layering (22) that are used for pushing down board (14).
5. A temperature sensor calibration device according to claim 1, wherein: the hot air assembly comprises an air pipe (6), a heating box (7), a blower (8) and an electric heating wire (9), wherein the heating box (7) and the blower (8) are fixedly connected to the upper surface of the operating platform (1), the heating box (7) is located between the blower (8) and the air funnel (5), one end of the air pipe (6) is communicated with the heating box (7), the other end of the air pipe (6) is communicated with the air funnel (5), the electric heating wire (9) is fixedly installed inside the heating box (7), and the air outlet end of the blower (8) is communicated with the heating box (7).
6. A temperature sensor calibration device according to claim 2, wherein: the clamping plates (18) are of arc-shaped structures, and one surface, close to each other, of each clamping plate (18) is a concave surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322324279.6U CN220670766U (en) | 2023-08-29 | 2023-08-29 | Temperature sensor calibrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322324279.6U CN220670766U (en) | 2023-08-29 | 2023-08-29 | Temperature sensor calibrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220670766U true CN220670766U (en) | 2024-03-26 |
Family
ID=90337781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322324279.6U Active CN220670766U (en) | 2023-08-29 | 2023-08-29 | Temperature sensor calibrating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220670766U (en) |
-
2023
- 2023-08-29 CN CN202322324279.6U patent/CN220670766U/en active Active
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