CN202748148U - Testing apparatus for technical characteristics of standard thermostatic bath - Google Patents
Testing apparatus for technical characteristics of standard thermostatic bath Download PDFInfo
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- CN202748148U CN202748148U CN201220107789.7U CN201220107789U CN202748148U CN 202748148 U CN202748148 U CN 202748148U CN 201220107789 U CN201220107789 U CN 201220107789U CN 202748148 U CN202748148 U CN 202748148U
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- resistance thermometer
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Abstract
The utility model relates to the technical field of (measuring) metering of temperatures and discloses a testing apparatus for technical characteristics of a standard thermostatic bath. The testing apparatus comprises a first base, a second base, a first clamp and a second clamp, wherein the first base is provided with a first standard platinum resistance thermowell, the first clamp is arranged on the first standard platinum resistance thermowell, the second base is provided with a second standard platinum resistance thermowell, and the second clamp is arranged on the second standard platinum resistance thermowell. According to the utility model, a standard platinum resistance thermometer can be stably fixed at a desired insertion point; standard thermostatic baths with different working diameters can be accurately tested, testing personnel can visually and accurately determine insertion depth of the standard platinum resistance thermometer, and reliability and work efficiency of testing of the technical characteristics of the standard thermostatic bath are improved. The testing apparatus completely satisfies test requirements of Measurement and Test Norm of Metrological Characteristics of Thermostatic Baths JJF 1030-2010.
Description
Technical field
The utility model relates to temperature (measurement) field of measuring techniques, mainly is applicable to the technical feature of standard constant temperature bath is tested.
Background technology
The working range of standard constant temperature bath is from-90 ℃～+ 400 ℃.The molten long-pending normally round of the work of standard constant temperature bath is to use and examine and determine/calibrate the indispensable testing equipment of all kinds of temperature sensors.Different temperature sensors requires different to the technical performance index of standard constant temperature bath, must know the technical performance index of standard constant temperature bath during use, whether satisfy the request for utilization of calibrating/base measuring temperature sensor, otherwise will directly affect the accuracy of the calibrating/calibration result of all kinds of temperature sensors.
Method of testing according to the standard constant temperature bath technical feature: two standard platinum resistance thermometers are inserted tested standard constant temperature bath effectively work is molten carry out the test of temperature fluctuation and the test of upper horizontal plane and lower horizontal plane temperature difference in long-pending, with settle the standard the whether request for utilization of right standard constant temperature bath on the satisfied temperature sensor vertification regulation of technical feature of calibration cell of its test result.
Be the slotting dish by arranging on the standard constant temperature bath in the prior art, adopt above-mentioned method of testing, will test in molten the amassing of effective work of two standard platinum resistance thermometers by the jack insertion standard constant temperature bath on the slotting dish.There is following problems in actual applications in existing test mode:
1. because the jack that standard constant temperature bath is inserted on the dish is " calibrating/base measuring temperature sensor " design, be not to design for standard platinum resistance thermometer, add the medium rotation that makes under the stirring machine effect in the standard constant temperature bath, cause the employed standard platinum resistance thermometer of test all around to wave, can not be stably fixed at the insertion point of requirement.
2. the working diameter in the standard constant temperature bath of various models is different, and the test size that requires during test is also different, also causes the bad location of standard platinum resistance thermometer, affects the accuracy of standard constant temperature bath technical feature test result, inefficiency.
3. the insertion depth of standard platinum resistance thermometer can not accurately be determined, can only estimate by rule of thumb insertion depth.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of standard constant temperature bath technical feature proving installation, it has by for two standard platinum resistance thermometers testing two pedestals being set respectively, on each pedestal, offer the standard platinum resistance thermometer jack by the size of standard platinum resistance thermometer, and clamp the standard platinum resistance thermometer that is inserted in the standard platinum resistance thermometer jack by clip and prevent its downslide, solved in the prior art when inserting the upper jack of dish and lay standard platinum resistance thermometer, standard platinum resistance thermometer can not be stably fixed at the characteristics of the insertion point of requirement.
For solving the problems of the technologies described above, the utility model provides a kind of standard constant temperature bath technical feature proving installation, comprising: the first pedestal, the second pedestal, first clamp, second clamp;
Offer the first standard platinum resistance thermometer jack on described the first pedestal, described first clamp is arranged on described the first standard platinum resistance thermometer jack; Offer the second standard platinum resistance thermometer jack on described the second pedestal, described second clamp is arranged on described the second standard platinum resistance thermometer jack.
Above-mentioned foundation structure is carried out improved technical scheme is, interconnects by the adjustable mode of spacing between described the first pedestal and described the second pedestal.
It is also to comprise that above-mentioned improvement project is carried out preferred technical scheme: Extension support, trip bolt; Described the first pedestal and described the second pedestal interconnect in the adjustable mode of spacing by described Extension support, trip bolt;
The second pedestal comprises: base, slide block and pressing plate; Described base plate external diameter is greater than the pressing plate external diameter, the pressing plate external diameter is greater than described slide block external diameter, pressing plate, slide block from top to bottom are arranged on the described base in order, the through hole of described the second standard platinum resistance thermometer jack for from top to bottom vertically offering through pressing plate, slide block, base;
One end of described Extension support is connected with the first pedestal, offers chute on the Extension support, and the slide block on the second pedestal is arranged in the described chute; Offer threaded hole on the base of the second pedestal, described trip bolt is connected with described threaded hole through chute.
The technical scheme that such scheme is further improved is also to comprise: scale of depth; Described scale of depth is arranged on described the first pedestal, or described scale of depth is arranged on described the second pedestal.
The technical scheme that is more preferably is, described scale of depth is arranged on the line of described the first standard platinum resistance thermometer jack and described the second standard platinum resistance thermometer jack, between the first standard platinum resistance thermometer jack and the second standard platinum resistance thermometer jack.
The beneficial effects of the utility model are:
1. the utility model is by arranging respectively two pedestals for two standard platinum resistance thermometers testing, on pedestal, offer the standard platinum resistance thermometer jack by the size of standard platinum resistance thermometer, and clamp the standard platinum resistance thermometer that is inserted in the standard platinum resistance thermometer jack by clip and prevent its downslide, during the testing standard calibration cell, behind the groove lid on the slotting dish of the first pedestal alternate standard calibration cell, again a standard platinum resistance thermometer that is used for test is inserted the calibration cell useful volume from the first standard platinum resistance thermometer jack, and with clip this thermometer is clamped, prevent its tenesmus; Again the second pedestal is inserted any hole on the web to accurate standard constant temperature bath, the standard platinum resistance thermometer that again another is used for test inserts the standard constant temperature bath useful volume from the second standard platinum resistance thermometer jack, and clamps with clip, prevents its tenesmus.Because standard platinum resistance thermometer is subjected to the restriction of pedestal and clip, realized that two standard platinum resistance thermometers of test usefulness do not wave, do not tilt.Solved in the prior art when inserting the upper jack of dish and lay standard platinum resistance thermometer, standard platinum resistance thermometer can not be stably fixed at the problem of the insertion point of requirement.
2. the utility model is by being connected in the adjustable mode of spacing between the first pedestal and the second pedestal, realized the purpose that a cover the utility model can accurately be tested the standard constant temperature bath of different operating diameter, solved in the prior art for the different standard constant temperature bath of working diameter, the bad location of standard platinum resistance thermometer, affect the accuracy of standard constant temperature bath technical feature test result, ineffective problem.
3. passing through increases scale of depth, the degree of depth that platinum-resistance thermometer inserts so that the tester can intuitively accurately settle the standard, and the insertion depth that has solved prior art Plays platinum-resistance thermometer can not accurately be determined the problem that can only estimate by rule of thumb.
The utility model is by two pedestals with the standard platinum resistance thermometer jack, being respectively two standard platinum resistance thermometers testing positions, and by clip thermometer is fixed, make standard platinum resistance thermometer be stably fixed at the insertion point of requirement; By being connected in the adjustable mode of spacing between the first pedestal and the second pedestal, realized the purpose that a cover the utility model can accurately be tested the standard constant temperature bath of different operating diameter; By increasing scale of depth, the degree of depth that platinum-resistance thermometer inserts so that the tester can intuitively accurately settle the standard has improved reliability and the work efficiency of the test of standard constant temperature bath technical feature.Satisfy the test request of JJF1030-2010 " calibration cell technical feature measuring technology standard " fully.The utility model is simple in structure, be easy to make, and result of use is good, is suitable for applying.
Description of drawings
Fig. 1 is the plan structure synoptic diagram of the utility model embodiment;
Fig. 2 is the structural representation of facing of the utility model embodiment;
Fig. 3 is the effective perform region of standard constant temperature bath synoptic diagram.
Wherein, 1-the first pedestal, 2-the first standard platinum resistance thermometer jack, 3-scale of depth, the base of 4-the second pedestal, the pressing plate of 5-the second pedestal, 6-the first trip bolt, 7-the second trip bolt, 8 second standard platinum resistance thermometer jacks, 9-Extension support, 10-are inserted in the standard platinum resistance thermometer in the first standard platinum resistance thermometer jack, and 11-is inserted in the standard platinum resistance thermometer in the second standard platinum resistance thermometer jack.
Embodiment
For the further the utility model of setting forth is to reach technological means and the effect that predetermined utility model purpose is taked, below in conjunction with accompanying drawing and preferred embodiment, embodiment and principle of work according to the standard constant temperature bath technical feature proving installation that the utility model proposes are elaborated.
As shown in Figure 1 and Figure 2, the standard constant temperature bath technical feature proving installation that provides of the utility model comprises: the first pedestal 1, the second pedestal, first clamp and second clamp.Wherein, offer the first standard platinum resistance thermometer jack 2 on the first pedestal 1, first clamp is arranged on the top of the first standard platinum resistance thermometer jack 2; Offer the second standard platinum resistance thermometer jack 8 on the second pedestal, second clamp is arranged on the top of the second standard platinum resistance thermometer jack 8.
In order to make the utility model can be applicable to the standard constant temperature bath of various diameters, adopt the adjustable mode of spacing to be connected with between the first pedestal 1 and the second pedestal.Realize that by employing Extension support 9 and trip bolt spacing is adjustable between the first pedestal 1 and the second pedestal in the present embodiment.As shown in the figure, the second pedestal comprises: base 4, slide block and pressing plate 5.Wherein, the external diameter of base plate 4 is greater than the external diameter of pressing plate 5, the external diameter of pressing plate 5 is greater than the external diameter of slide block, and pressing plate 5, slide block, base 4 from top to bottom are linked in sequence, the through hole of the second standard platinum resistance thermometer jack 8 for from top to bottom vertically offering through pressing plate 5, slide block, base 4.One end of Extension support 9 is connected with the first pedestal 1, adopt the first trip bolt 6 to realize that Extension supports 9 are being fixedly connected with on the first pedestal 1 in the present embodiment: on Extension support 9 and the first pedestal 1, all offer threaded hole, with the first trip bolt 6 pass the threaded hole on the Extension support 9, the threaded hole locking on the first pedestal 1 gets final product.Offer chute on the Extension support 9, the slide block on the second pedestal is arranged in the chute; Offer threaded hole on the base 4 of the second pedestal, the second trip bolt 7 is threaded with threaded hole on the base 4 through chute.During use, according to the diameter of tested standard constant temperature bath the second pedestal is slided by the chute of slide block at Extension support 9, the locking trip bolt gets final product after the target range.
The degree of depth for ease of in the accurate validation criteria platinum-resistance thermometer insertion standard constant temperature bath useful volume can install scale of depth 3 additional at pedestal of the present utility model.Scale of depth 3 can be arranged on the first pedestal 1, or is arranged on the second pedestal.Can certainly on two pedestals, respectively arrange one.Setting position for scale of depth 3, preferably, it is arranged on the line of the first standard platinum resistance thermometer jack 2 and the second standard platinum resistance thermometer jack 8, between the first standard platinum resistance thermometer jack 2 and the second standard platinum resistance thermometer jack 8, make the testing staff observe respectively the degree of depth that two standard platinum resistance thermometers insert in both sides, prevent that sight line is subject to the impact of another standard platinum resistance thermometer.
When the standard constant temperature bath technical feature proving installation that adopts present embodiment to provide carries out the technical feature test to standard constant temperature bath, carry out in the following manner:
1. after the first pedestal 1 alternate standard calibration cell being inserted the groove lid on the dish, again will be for a standard platinum resistance thermometer of testing as fixed thermometer, be inserted into the O point (seeing accompanying drawing 3) in the standard constant temperature bath and fix with clip from the first standard platinum resistance thermometer jack 2, prevent fixed thermometer 1 tenesmus.
2. after again the second pedestal being inserted any hole on the web to accurate standard constant temperature bath, with Extension support 8 the first pedestal 1 is connected with the second pedestal, and fastening with the first trip bolt 6, the second trip bolt 7.
3. will be for another standard platinum resistance thermometer of testing as the active temperature meter, activity the second standard platinum resistance thermometer jack 8 from the second pedestal is inserted into the A point (seeing accompanying drawing 3) of standard constant temperature bath useful volume, insertion depth is take scale of depth 3 as foundation, and with clip the active temperature meter is clamped, prevent the tenesmus of active temperature meter.
4. by after the standard constant temperature bath temperature reaches design temperature, stablizing after above the installing rear 10 minutes, test by the requirement of JJF1184-2010 " calibration cell technical feature measuring technology standard ".
It should be noted last that, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although with reference to example the utility model is had been described in detail, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (5)
1. a standard constant temperature bath technical feature proving installation is characterized in that, comprising: the first pedestal, the second pedestal, first clamp, second clamp;
Offer the first standard platinum resistance thermometer jack on described the first pedestal, described first clamp is arranged on described the first standard platinum resistance thermometer jack; Offer the second standard platinum resistance thermometer jack on described the second pedestal, described second clamp is arranged on described the second standard platinum resistance thermometer jack.
2. standard constant temperature bath technical feature proving installation as claimed in claim 1 is characterized in that, interconnects by the adjustable mode of spacing between described the first pedestal and described the second pedestal.
3. standard constant temperature bath technical feature proving installation as claimed in claim 2 is characterized in that, also comprises: Extension support, trip bolt; Described the first pedestal and described the second pedestal interconnect in the adjustable mode of spacing by described Extension support, trip bolt;
The second pedestal comprises: base, slide block and pressing plate; Described base plate external diameter is greater than the pressing plate external diameter, the pressing plate external diameter is greater than described slide block external diameter, pressing plate, slide block from top to bottom are arranged on the described base in order, the through hole of described the second standard platinum resistance thermometer jack for from top to bottom vertically offering through pressing plate, slide block, base;
One end of described Extension support is connected with the first pedestal, offers chute on the Extension support, and the slide block on the second pedestal is arranged in the described chute; Offer threaded hole on the base of the second pedestal, described trip bolt is connected with described threaded hole through chute.
4. such as the described standard constant temperature bath technical feature of any one in claims 1 to 3 proving installation, it is characterized in that, also comprise: scale of depth; Described scale of depth is arranged on described the first pedestal, or described scale of depth is arranged on described the second pedestal.
5. standard constant temperature bath technical feature proving installation as claimed in claim 4, it is characterized in that, described scale of depth is arranged on the line of described the first standard platinum resistance thermometer jack and described the second standard platinum resistance thermometer jack, between the first standard platinum resistance thermometer jack and the second standard platinum resistance thermometer jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220107789.7U CN202748148U (en) | 2012-03-21 | 2012-03-21 | Testing apparatus for technical characteristics of standard thermostatic bath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220107789.7U CN202748148U (en) | 2012-03-21 | 2012-03-21 | Testing apparatus for technical characteristics of standard thermostatic bath |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202748148U true CN202748148U (en) | 2013-02-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220107789.7U Expired - Fee Related CN202748148U (en) | 2012-03-21 | 2012-03-21 | Testing apparatus for technical characteristics of standard thermostatic bath |
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| CN (1) | CN202748148U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110411592A (en) * | 2019-08-28 | 2019-11-05 | 广州计量检测技术研究院 | Standard thermometer measurement servicing unit and its application method |
| CN112179526A (en) * | 2020-10-23 | 2021-01-05 | 浙江工商职业技术学院 | Device for test control |
| CN113654673A (en) * | 2021-08-18 | 2021-11-16 | 西安汉唐分析检测有限公司 | Quick temperature calibration method for constant temperature bath |
-
2012
- 2012-03-21 CN CN201220107789.7U patent/CN202748148U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110411592A (en) * | 2019-08-28 | 2019-11-05 | 广州计量检测技术研究院 | Standard thermometer measurement servicing unit and its application method |
| CN112179526A (en) * | 2020-10-23 | 2021-01-05 | 浙江工商职业技术学院 | Device for test control |
| CN113654673A (en) * | 2021-08-18 | 2021-11-16 | 西安汉唐分析检测有限公司 | Quick temperature calibration method for constant temperature bath |
| CN113654673B (en) * | 2021-08-18 | 2022-12-09 | 西安汉唐分析检测有限公司 | Quick temperature calibration method for thermostatic bath |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130220 Termination date: 20170321 |
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| CF01 | Termination of patent right due to non-payment of annual fee |