CN219511707U - Bimetal thermometer calibrating device - Google Patents
Bimetal thermometer calibrating device Download PDFInfo
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- CN219511707U CN219511707U CN202320293360.XU CN202320293360U CN219511707U CN 219511707 U CN219511707 U CN 219511707U CN 202320293360 U CN202320293360 U CN 202320293360U CN 219511707 U CN219511707 U CN 219511707U
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- thermometer
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- bimetal thermometer
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The utility model discloses a bimetal thermometer verification device, which relates to the technical field of thermometer verification devices and has the technical key points that: the device comprises a detector, wherein the top of the detector is provided with a detection box, the bottom in the detection box is provided with a heater and a temperature sensor, the temperature sensor is electrically connected with the heater through a control unit, the top of the detection box is provided with a plurality of detection pipes distributed in rectangular arrays through a fixed plate, the bottom of the detection pipe is open, and the top of the detection pipe is provided with a clamping mechanism for clamping a bimetal thermometer; the utility model can improve the single detection quantity, reduce the replacement times and reduce the workload of testers.
Description
Technical Field
The utility model relates to the technical field of thermometer verification devices, in particular to a bimetal thermometer verification device.
Background
Verification refers to the activity of determining that the indication error of the measuring instrument meets the specified requirement by a legal metering department or legal authorized organization according to a verification procedure through experiments and providing a proof.
The temperature is one of the most basic and important control parameters in the production process, and relates to establishment of production conditions, yield, quality and efficiency of products, life and safety of production equipment and the like. The temperature is a performance parameter of the cold and hot degree of the object. The temperature measuring instrument is assisted by a temperature sensing element to complete the detection. The common temperature detection instrument in industry mainly comprises a bimetal thermometer, a thermocouple, a thermal resistor and a radiation thermometer.
The bimetal thermometer combines two metals with different linear expansion coefficients together, one end is fixed, when the temperature changes, the two metals have different thermal expansion, the pointer is driven to deflect to indicate the temperature, the temperature measuring range is-80-500 ℃, and the bimetal thermometer is suitable for temperature measurement when the industrial precision requirement is not high, and has a large applicable range, so the bimetal thermometer is commonly used for temperature measurement in special environments.
The background technology of a bimetal thermometer verification device with the prior application number of CN202023245488.4 indicates that: in the prior art, when the bimetal thermometer is detected, the display disc of the thermometer is larger, so that the detection device can detect less quantity and more replacement times, and the workload of a tester is increased.
Therefore, how to increase the number of single detections by another structure for the bimetal thermometer detecting device is a technical problem that needs to be solved by those skilled in the art.
Disclosure of Invention
The utility model aims to provide a bimetal thermometer verification device, which improves the single detection quantity, reduces the replacement times and reduces the workload of testers.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a bimetal thermometer calibrating device, includes the detector, the detector top is equipped with the detection case, the bottom is equipped with heater and temperature sensor in the detection case, temperature sensor passes through the control unit and heater electric connection, the detection case top is equipped with the detecting tube that a plurality of rectangular arrays distribute through the fixed plate, detecting tube bottom is open and the top is equipped with the joint mechanism that is used for joint bimetal thermometer.
By adopting the scheme, when the dual-metal thermometer is used, the temperature detection end head of the dual-metal thermometer stretches into the detection tube and is clamped by the clamping mechanism, the display disc is left at the top of the detection tube, and as the detection tube distributed in a plurality of rectangular arrays is arranged at the top of the detection box through the fixing plate, a plurality of thermometers can be detected at a time, so that the replacement times are reduced, and the workload of testers is reduced; when the temperature sensor detects that the temperature reaches a preset value, the output power of the heater is reduced through a control unit (a singlechip, a control chip and the like); then, when the temperature is lower than a preset value, the output power of the heater is increased again until the temperature in the detection box is stabilized at the preset temperature for a period of time (a timer can be additionally arranged for convenient timing observation), and then, a tester can observe the indication number on the display disc of the bimetal thermometer, compare, verify and record the indication number with the preset value; the utility model can improve the single detection quantity, reduce the replacement times and reduce the workload of testers.
Preferably, the clamping mechanism comprises an annular telescopic rod which is uniformly arranged on the inner wall of the detection tube, the other end of the telescopic rod is provided with a clamping arc plate, and a force application spring is arranged between the clamping arc plate and the inner wall of the detection tube.
Preferably, an elastic sealing ring is arranged at the top of the detection tube, and the inner diameter of the elastic sealing ring is matched with the outer diameter of the detection end head of the bimetal thermometer.
Preferably, the bottom in the detection box is provided with a fan blowing towards the detection pipe through the support frame, the fan is positioned right above the heater, and the temperature sensor is arranged on the support frame.
Preferably, the height difference between two adjacent detection pipes is larger than the height of the display disc of the bimetal thermometer.
The utility model has the following beneficial effects:
when the dual-metal thermometer is used, the temperature detection end of the dual-metal thermometer extends into the detection tube and is clamped by the clamping mechanism, and the display disc is left at the top of the detection tube; when the temperature sensor detects that the temperature reaches a preset value, the output power of the heater is reduced through a control unit (a singlechip, a control chip and the like); then, when the temperature is lower than a preset value, the output power of the heater is increased again until the temperature in the detection box is stabilized at the preset temperature for a period of time (a timer can be additionally arranged for convenient timing observation), and then, a tester can observe the indication number on the display disc of the bimetal thermometer, compare, verify and record the indication number with the preset value; the utility model can improve the single detection quantity, reduce the replacement times and reduce the workload of testers.
Drawings
FIG. 1 is a schematic cross-sectional view of example 1 of the present utility model.
FIG. 2 is a bottom view of the test tube according to example 1 of the present utility model.
Fig. 3 is a side view of embodiment 2 of the present utility model.
In the figure: 1. a detector; 2. a detection box; 3. a heater; 4. a temperature sensor; 5. a control unit; 6. a fixing plate; 7. a detection tube; 801. a telescopic rod; 802. clamping the arc plate; 803. a force spring; 9. an elastic sealing ring; 10. a support frame; 11. a fan.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
Example 1
1-2, including the tester 1, the top of the tester 1 has detection boxes 2, there are heaters 3 and temperature sensors 4 in the detection boxes 2, the temperature sensors 4 are connected with heater 3 electrically through the control unit 5, the top of the detection boxes 2 has several detection tubes 7 distributed in rectangular array through the fixed plate 6, the bottom of the detection tube 7 is open and the top has a clamping mechanism used for clamping the bimetal thermometer;
as shown in fig. 1-2, when in use, the temperature detection end of the bimetal thermometer extends into the detection tube 7 and is clamped by the clamping mechanism, and the display disc is left at the top of the detection tube 7, and as the detection tube 7 distributed in a plurality of rectangular arrays is arranged at the top of the detection box 2 through the fixing plate 6, a plurality of thermometers can be detected at a time, so that the replacement times are reduced, and the workload of testers is reduced; when the temperature sensor 4 detects that the temperature reaches a preset value, the output power of the heater 3 is reduced through the control unit 5 (a singlechip, a control chip and the like); then, when the temperature is lower than a preset value, the output power of the heater 3 is increased again until the temperature in the detection box 2 is stable at the preset temperature for a period of time (a timer can be additionally arranged for convenient timing observation), and then, a tester can observe the indication number on the display disc of the bimetal thermometer, compare, verify and record the indication number with the preset value; the utility model can improve the single detection quantity, reduce the replacement times and reduce the workload of testers.
As shown in fig. 1-2, the clamping mechanism comprises a telescopic rod 801 which is annularly and uniformly arranged on the inner wall of the detection tube 7, a clamping arc plate 802 is arranged at the other end of the telescopic rod 801, and a force application spring 803 is arranged between the clamping arc plate 802 and the inner wall of the detection tube 7; the detection end of the bimetal thermometer extends into the space between the clamping arc plates 802, and under the action of the force application springs 803, the clamping arc plates 802 clamp the detection end of the thermometer, so that the clamping of the thermometer is completed.
As shown in fig. 1-2, an elastic sealing ring 9 is arranged at the top of the detection tube 7, and the inner diameter of the elastic sealing ring 9 is matched with the outer diameter of the detection end of the bimetal thermometer; namely, the elastic sealing ring 9 can seal the top of the detection tube 7 to a certain extent, thereby improving the heat preservation capability and reducing the energy consumption.
As shown in fig. 1-2, a fan 11 blowing air towards the detection tube 7 is arranged at the bottom in the detection box 2 through a support frame 10, the fan 11 is positioned right above the heater 3, and the temperature sensor 4 is arranged on the support frame 10; when the heater 3 is started, the fan 11 is started, so that the air flow speed is increased, the average temperature dispersing speed is increased, the average temperature of the air in the detection tube 7 is increased, and the detection accuracy is improved.
Example 2
As shown in fig. 3, the adjacent two detection pipes 7 have a height difference which is larger than the height of the display disc of the bimetal thermometer; the thermometer can be placed in a staggered manner, so that the distance between the detection tubes 7 can be further compressed, the number of the detection tubes 7 in the same area is increased, and the number of the detection tubes 7 is increased or the occupied volume of the device is reduced.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be attached, detached, or integrated, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The above is only a specific embodiment of the present utility model, but the technical features of the present utility model are not limited thereto. Any simple changes, equivalent substitutions or modifications and the like made on the basis of the present utility model to solve the substantially same technical problems and achieve the substantially same technical effects are all covered in the protection scope of the present utility model.
Claims (5)
1. The utility model provides a bimetal thermometer calibrating installation, includes detector (1), detector (1) top is equipped with detection case (2), its characterized in that: the inner bottom of the detection box (2) is provided with a heater (3) and a temperature sensor (4), the temperature sensor (4) is electrically connected with the heater (3) through a control unit (5), the top of the detection box (2) is provided with a plurality of detection tubes (7) distributed in rectangular arrays through a fixing plate (6), and the bottom of the detection tubes (7) is opened and the top of the detection tubes is provided with a clamping mechanism for clamping a bimetal thermometer.
2. The bi-metallic thermometer assay device of claim 1, wherein: the clamping mechanism comprises telescopic rods (801) which are uniformly arranged on the inner wall of the detection tube (7), clamping arc plates (802) are arranged at the other ends of the telescopic rods (801), and force application springs (803) are arranged between the clamping arc plates (802) and the inner wall of the detection tube (7).
3. The bi-metallic thermometer assay device of claim 2, wherein: the top of the detection tube (7) is provided with an elastic sealing ring (9), and the inner diameter of the elastic sealing ring (9) is matched with the outer diameter of the detection end head of the bimetal thermometer.
4. The bi-metallic thermometer assay device of claim 1, wherein: the inner bottom of the detection box (2) is provided with a fan (11) blowing towards the detection pipe (7) through a support frame (10), the fan (11) is positioned right above the heater (3), and the temperature sensor (4) is arranged on the support frame (10).
5. The bi-metallic thermometer assay device of claim 1, wherein: the height difference between two adjacent detection pipes (7) is larger than the height of the display disc of the bimetal thermometer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320293360.XU CN219511707U (en) | 2023-02-23 | 2023-02-23 | Bimetal thermometer calibrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320293360.XU CN219511707U (en) | 2023-02-23 | 2023-02-23 | Bimetal thermometer calibrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219511707U true CN219511707U (en) | 2023-08-11 |
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ID=87525144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320293360.XU Active CN219511707U (en) | 2023-02-23 | 2023-02-23 | Bimetal thermometer calibrating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219511707U (en) |
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2023
- 2023-02-23 CN CN202320293360.XU patent/CN219511707U/en active Active
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