CN201203491Y - Digital thermometer scaling apparatus - Google Patents
Digital thermometer scaling apparatus Download PDFInfo
- Publication number
- CN201203491Y CN201203491Y CNU2008203002189U CN200820300218U CN201203491Y CN 201203491 Y CN201203491 Y CN 201203491Y CN U2008203002189 U CNU2008203002189 U CN U2008203002189U CN 200820300218 U CN200820300218 U CN 200820300218U CN 201203491 Y CN201203491 Y CN 201203491Y
- Authority
- CN
- China
- Prior art keywords
- electric heating
- heating plate
- oblate
- digital thermometer
- heat
- Prior art date
- 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.)
- Expired - Fee Related
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- Measuring And Recording Apparatus For Diagnosis (AREA)
Abstract
The utility model discloses a scaling apparatus of a digital thermometer comprising a thermal insulating bucket and a cover board, an electrical heating tray is arranged at the bottom in the thermal insulating bucket, an isothermal machine is provided on the upper surface of the electrical heating tray, two or more oblate slots for placing digital sensors are evenly provided on one concentric circumference of the upper surface of the isothermal machine, a blind hole is provided on circumference between each two oblate slots on the same circumference, a mercury thermometer is inserted in the blind hole. The utility model has low manufacture cost and simple operation,, is convenient for on site scaling; a enclosed space is formed on the cover board covering the thermal insulating bucket and the thermal insulating bucket for avoiding generating heat exchange with outside air to enable homogeneity and stability of the internal temperature to be better; the deposited sensor number can be controlled by adjusting the oblate slot number provided on the isothermal machine, so that the utility model can perform synchronous scaling for multiplex temperature measurement channels and can be suitable for digital thermometer with multiplex temperature measuring function.
Description
Technical field
The utility model relates to a kind of robot scaling equipment, and particularly a kind of indicating value with mercury thermometer is demarcated the robot scaling equipment of the digital thermometer of digital thermometer indicating value.
Background technology
At present, normally carry out in the exact constant temperature groove under the metering condition for the calibration of digital thermometer, but the price of exact constant temperature groove is higher, scale operation is comparatively complicated, is not easy to on-the-spot calibration.The a minority who also has adopts the tubular type assay furnace as targeting device, its structure comprise furnace shell, with the uncovered fire door that cooperates of furnace shell, electrical heating elements and the temperature stabilizer made with refractory metal, fire door and furnace shell constitute the burner hearth of an airtight insulation in off position down, temperature stabilizer places burner hearth central authorities, temperature stabilizer is provided with the chamber of standard metrology appliance and tested measurement instrument, electrical heating elements is located in the burner hearth, but the temperature homogeneity and the less stable in the temperature field that the tubular type assay furnace is provided are difficult to the requirement of satisfied temperature meter calibrating.
Summary of the invention
Problem to be solved in the utility model is: provide that a kind of cost of manufacture is lower, scale operation is easy, the homogeneity of internal temperature and stability better, be convenient to on-the-spot calibration, and can carry out the robot scaling equipment of the digital thermometer of synchronous calibration the multi-route measuring temperature passage.
The utility model is to constitute like this: it comprises electric heating plate 3, electric heating plate 3 is located at heat-preserving container 1 inner bottom part of a drum shape, opening part is provided with a cover plate 2 above heat-preserving container 1, be provided with columniform isothermal device 5 in heat-preserving container 1 inside and at electric heating plate 3 upper surfaces, on a concentric circumferences of isothermal device 5 upper surfaces, evenly offer two or more and place the oblate groove 6 that digital sensor is used, on the circumference between per two the oblate grooves 6 on the same circumference, be provided with a blind hole 7, in blind hole 7, be inserted with mercury thermometer 8.
In the robot scaling equipment of above-mentioned digital thermometer, between electric heating plate 3 and isothermal device 5, also be provided with a thermal balance plate 4.
In the robot scaling equipment of aforesaid digital thermometer, described electric heating plate 3 and thermal balance plate 4 are circle, and the center of circle of the bottom of heat-preserving container 1, electric heating plate 3, thermal balance plate 4 and isothermal device 5 is on same vertical line.
In the robot scaling equipment of aforesaid digital thermometer, the radius r of oblate groove 6 place circumference is 1/2nd of isothermal device 5 radius Rs.
In the robot scaling equipment of aforesaid digital thermometer, on the outside surface of thermal balance plate 4 and isothermal device 5, be provided with one deck plastic foam cloth.
In the robot scaling equipment of aforesaid digital thermometer, on electric heating plate 3, also be connected with the pressure regulator of being located at outside the heat-preserving container 19 by electric wire.
Because adopt technique scheme, compared with prior art, each ingredient material price of the present utility model is cheap, manufacture craft is simple, makes that its cost of manufacture is lower; The sensor of digital thermometer is placed in the oblate groove, and the switch electric heating plate by the reading of mercury thermometer is carried out the calibration of digital thermometer, is operated very easy again; Because the utility model can move comparatively easily, and extraneous environment is to the not influence of its inside, and institute is so that on-the-spot the calibration; Heat-preserving container and thereon cover plate of lid have formed the space of a sealing, avoid itself and the outer air generation heat interchange of heat-preserving container, make that the homogeneity of its internal temperature and stability are better; By being adjusted at the number of the oblate groove that isothermal device upper surface opened, just can control the sensor number of placement, and make the utility model carry out synchronous calibration the multi-route measuring temperature passage, make it be equally applicable to have the digital thermometer of multichannel temperature measurement function.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Reference numeral:
The 1-heat-preserving container, 2-cover plate, 3-electric heating plate, 4-thermal balance plate, 5-isothermal device, the oblate groove of 6-, 7-blind hole, 8-mercury thermometer, 9-pressure regulator.
Embodiment
Embodiment of the present utility model: the structure of the robot scaling equipment of this digital thermometer as shown in Figure 1, it comprises an existing commercially available electric heating plate 3, electric heating plate 3 is placed in heat-preserving container 1 inner bottom part of a drum shape, opening part is installed a cover plate 2 above heat-preserving container 1, in heat-preserving container 1 inside and at columniform isothermal device 5 of electric heating plate 3 upper surface devices, in order to strengthen its heat conductivility, isothermal device 5 can adopt brass or duralumin to make, on a concentric circumferences of isothermal device 5 upper surfaces, evenly open and put the oblate groove 6 (being oblate groove) that digital sensor is used, the number of oblate groove 6 is two or more, three of being out of this example, on the circumference between per two the oblate grooves 6 on the same circumference, open a blind hole 7, blind hole 7 also is evenly arranged on this circumference like this, in blind hole 7, be inserted with mercury thermometer 8, blind hole 7 degree of depth are more preferably greater than equaling 27mm, to prevent whole insertion blind hole 7 to cause error owing to the measuring point of thermometer 8, this example can be inserted a standard mercury thermometer in a blind hole 7 and be measured and displays temperature, two other blind hole 7 is inserted two common mercury thermometers, makes structural symmetry.In order to pass to isothermal device 5 again after the heat homogenising that electric heating plate 3 is produced, a thermal balance plate 4 can be installed between electric heating plate 3 and isothermal device 5, it can adopt brass or duralumin to make.For the generation that makes heat with transmit all more even, electric heating plate 3 can be selected for use circular, and thermal balance plate 4 is made into circle, adjust the installation site of electric heating plate 3, thermal balance plate 4 and isothermal device 5 again, the center of circle of bottom, electric heating plate 3, thermal balance plate 4 and isothermal device 5 that makes heat-preserving container 1 is on same vertical line.Heat in order to ensure each oblate groove 6 is identical, and the radius r that oblate groove 6 can be opened at circumference is 1/2nd places of isothermal device 5 radius Rs.Can on the outside surface of thermal balance plate 4 and isothermal device 5, be provided with one deck plastic foam cloth, make its outside surface thermal insulation, avoid destroying the symmetry of the robot scaling equipment inside of this digital thermometer, can strengthen the temp effect that waits of isothermal device 5 because of the disturbance of air.For the approximate quasi-static type of heating of process that makes heating, a pressure regulator 9 can be installed outside heat-preserving container 1, and it is connected with electric heating plate 3 by electric wire, make it can reduce the voltage of electric heating plate 3.
The robot scaling equipment of this digital thermometer places oblate groove 6 with sensor earlier in use, mercury thermometer 8 is inserted in the blind hole 7 again, and the switch electric heating plate 3 again, by the reading of mercury thermometer 8 being carried out the calibration of digital thermometer.
Claims (6)
- The robot scaling equipment of [claim 1] a kind of digital thermometer, it comprises electric heating plate (3), it is characterized in that, electric heating plate (3) is located at heat-preserving container (1) inner bottom part of a drum shape, top opening part at heat-preserving container (1) is provided with a cover plate (2), be provided with columniform isothermal device (5) in heat-preserving container (1) inside and at electric heating plate (3) upper surface, on a concentric circumferences of isothermal device (5) upper surface, evenly offer two or more and place the oblate groove (6) that digital sensor is used, on the circumference between per two the oblate grooves (6) on the same circumference, be provided with a blind hole (7), in blind hole (7), be inserted with mercury thermometer (8).
- The robot scaling equipment of [claim 2] digital thermometer according to claim 1 is characterized in that, also is provided with a thermal balance plate (4) between electric heating plate (3) and isothermal device (5).
- The robot scaling equipment of [claim 3] digital thermometer according to claim 2, it is characterized in that, described electric heating plate (3) and thermal balance plate (4) are circle, and the center of circle of the bottom of heat-preserving container (1), electric heating plate (3), thermal balance plate (4) and isothermal device (5) is on same vertical line.
- The robot scaling equipment of [claim 4] digital thermometer according to claim 1 is characterized in that, the radius (r) of oblate groove (6) place circumference is 1/2nd of isothermal device (a 5) radius (R).
- [claim 5] is characterized in that according to the robot scaling equipment of claim 2 or 3 described digital thermometers, be provided with one deck plastic foam cloth on the outside surface of thermal balance plate (4) and isothermal device (5).
- The robot scaling equipment of [claim 6] digital thermometer according to claim 1 is characterized in that, also is connected with the pressure regulator of being located at outside the heat-preserving container (1) (9) on electric heating plate (3) by electric wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008203002189U CN201203491Y (en) | 2008-02-05 | 2008-02-05 | Digital thermometer scaling apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008203002189U CN201203491Y (en) | 2008-02-05 | 2008-02-05 | Digital thermometer scaling apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201203491Y true CN201203491Y (en) | 2009-03-04 |
Family
ID=40425803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008203002189U Expired - Fee Related CN201203491Y (en) | 2008-02-05 | 2008-02-05 | Digital thermometer scaling apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201203491Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104931156A (en) * | 2015-06-25 | 2015-09-23 | 安徽华茂纺织股份有限公司 | Bimetallic thermometer calibration device |
| CN107314834A (en) * | 2017-08-07 | 2017-11-03 | 苏州市计量测试研究所 | A kind of curved surfaces thermometer calibration device and calibration method |
-
2008
- 2008-02-05 CN CNU2008203002189U patent/CN201203491Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104931156A (en) * | 2015-06-25 | 2015-09-23 | 安徽华茂纺织股份有限公司 | Bimetallic thermometer calibration device |
| CN107314834A (en) * | 2017-08-07 | 2017-11-03 | 苏州市计量测试研究所 | A kind of curved surfaces thermometer calibration device and calibration method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090304 Termination date: 20100205 |