CN2532467Y - Large weighing apparatus caribration instrument - Google Patents
Large weighing apparatus caribration instrument Download PDFInfo
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- CN2532467Y CN2532467Y CN 02230837 CN02230837U CN2532467Y CN 2532467 Y CN2532467 Y CN 2532467Y CN 02230837 CN02230837 CN 02230837 CN 02230837 U CN02230837 U CN 02230837U CN 2532467 Y CN2532467 Y CN 2532467Y
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- calibrating
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- weighing
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Abstract
The utility model relates to a calibrating apparatus of large weighing equipments, particularly for calibrating the measuring accuracy of an automobile electronic weighing equipment. The technical proposal of the utility model is that the calibrating apparatus is composed of a calibrating sensor (4), a display instrument (7), a pressing device and a pressurizing bracket (3); wherein the pressurizing bracket (3) is integrated with the base of the weighing equipment to be calibrated; the pressing device is fixed on the pressurizing bracket; the measuring precisions of the calibrating sensor and the pressurizing device are more than the measuring precision of the calibrated weighing equipment; the calibrating sensor is arranged on a balance body (9) of the weighing equipment to be calebrated; the calibrating sensor is connected with the pressurizing device through a ball; and the output of the calibrating sensor is connected with the display instrument. The pressure from the pressurizing device is pressed on the sensor and is displayed on the display instrument, at the same time, the pressure from the pressurizing device is pressed on the balance body of the weighing equipment to be calibrated and is displayed on the weighing equipment instrument, and then the measuring error of the weighing equipment to be calibrated can be ascertained through the comparison of the wo display values. Without weights, the utility model is facilitated to be applicable for calibrating large weighting equipments, and is characterized by reasonable structure and accurate and quick calibration.
Description
Technical field: the utility model relates to a kind of calibrating installation of large-scale weighing machine, particularly the electronic vehicle weighing apparatus accuracy of measuring is examined and determine.
Background technology: at present, people adopt counterweight to examine and determine to large-scale weighing machine, counterweight is placed on the large-scale weighing machine such as truck scale body that needs calibrating, and be standard with counterweight weight, the accuracy of measuring of calibrating truck scale.Truck scale is made up of base, pressure transducer, scale body, Displaying Meter, is connected by spheroid between pressure transducer and the scale body, and pressure transducer is connected with Displaying Meter.There is following problem in existing calibration method: 1. can not satisfy actual needs, according to existing weighing instrument verification rules, examine and determine a weighing apparatus and need half standard test weight of full scale at least, if the platform scale of examining and determine 50 tons needs 25 tons of standard test weights, present 80 tons, 100 tons large-scale weighing machine is increasing, needs metrology and measurement mechanism to be equipped with a large amount of counterweights, and about 5 tons of metering mechanism's one general configuration counterweights of various places at present, the serious vertification regulation of violating can not adapt to actual needs.2. existing weighing instrument verification method calibrating inefficiency, two large-scale weighing machines of maximum calibratings in a day.3. metage needs the manpower transport or carries standard test weight with hoisting device with high, wastes a large amount of human and material resources.
The utility model purpose provides a kind of large-scale weighing machine calibrating instrument, finishes the calibrating to large-scale weighing machine fast, accurately, easily, solves the problems referred to above that prior art exists.
The utility model content: the large-scale weighing machine calibrating instrument is made up of calibrating sensor, Displaying Meter, device for exerting, pressurizing frame, pressurizing frame becomes integral body with the base that needs calibrating weighing apparatus, device for exerting is fixed on the pressurizing frame, the measuring accuracy of calibrating sensor and Displaying Meter is greater than the weighing apparatus measuring accuracy of being examined and determine, the calibrating sensor places on the scale body that needs calibrating weighing apparatus, is connected by spheroid between calibrating sensor and the device for exerting, the output of examining and determine sensor is connected with Displaying Meter.
Adopt the utility model, the pressure of device for exerting is applied on the sensor, show by Displaying Meter, this pressure is applied on the scale body that needs calibrating weighing apparatus simultaneously, show by the weighing apparatus instrument, because the measuring accuracy of pressure transducer and Displaying Meter, compares their displayed value greater than the weighing apparatus measuring accuracy of needs calibrating, can determine to be examined and determine the error in dipping of weighing apparatus.
The utility model has been cancelled counterweight, can conveniently be applicable to the large-scale weighing machine calibrating, has characteristics such as rational in infrastructure, that calibrating is accurately quick.
Description of drawings:
Fig. 1 is the utility model embodiment 1 structural representation.
Fig. 2 is the utility model embodiment 2 structural representations.
Fig. 3 is the utility model embodiment 3 structural representations.
Embodiment: below in conjunction with accompanying drawing, the utility model is described in further detail by embodiment.
Embodiment 1
In the accompanying drawing 1, hydraulic jack 1, slide plate 2, pressurizing frame 3, calibrating sensor 4 is examined and determine sensor 5, weighing apparatus base 6, calibrating sensor Displaying Meter 7 is examined and determine sensor Displaying Meter 8, scale body 9.The measuring accuracy of calibrating sensor and Displaying Meter is greater than the weighing apparatus measuring accuracy of being examined and determine, the calibrating sensor places on the scale body that needs calibrating weighing apparatus, the output of calibrating sensor 4 is connected with Displaying Meter 7, pressurizing frame becomes integral body with the base of being examined and determine weighing apparatus, slide plate can slide on support, hydraulic jack places above the slide plate, and slide plate is connected with sensor below by spheroid, and the pressure of lifting jack evenly vertically is applied on the sensor by slide plate.The pressure of hydraulic jack is applied on the sensor, show by Displaying Meter, this pressure is applied on the scale body that needs calibrating weighing apparatus simultaneously, show by the weighing apparatus instrument, because the measuring accuracy of pressure transducer and Displaying Meter is greater than the weighing apparatus measuring accuracy of needs calibrating, compare their displayed value, can determine to be examined and determine the error in dipping of weighing apparatus.
Embodiment 2
Hydraulic jack 1 in the accompanying drawing 2, pressurizing frame 3, and calibrating sensor 4 is examined and determine sensor 5, weighing apparatus base 6, calibrating sensor Displaying Meter 7 is examined and determine sensor Displaying Meter 8, scale body 9.Device for exerting is a screw press mechanism, form by boosting-rod 10, screw press bar 11, the boosting-rod rotation drives the screw press bar and moves down, produce pressure by pressurizing frame, this pressure imposes on the calibrating sensor and is examined and determine the weighing apparatus sensor, compare two Displaying Meter numerical value, the error that can determine to be examined and determine weighing apparatus.
Hydraulic jack 1 in the accompanying drawing 3, pressurizing frame 3, and calibrating sensor 4 is examined and determine sensor 5, weighing apparatus base 6, calibrating sensor Displaying Meter 7 is examined and determine sensor Displaying Meter 8, scale body 9.Device for exerting is the turbine endplay device, form by boosting-rod 12, turbine 13, rocking bar 14, rocking bar drives turbine rotation, the driving boosting-rod moves down, produce pressure by pressurizing frame, this pressure imposes on the calibrating sensor and by calibrating weighing apparatus sensor, compares two Displaying Meter numerical value, the error that can determine to be examined and determine weighing apparatus.
Claims (5)
1, a kind of large-scale weighing machine calibrating instrument, it is characterized in that forming by calibrating sensor (4), Displaying Meter (7), device for exerting, pressurizing frame (3), pressurizing frame becomes integral body with the base that needs calibrating weighing apparatus, device for exerting is fixed on the pressurizing frame, the measuring accuracy of calibrating sensor and Displaying Meter is greater than the weighing apparatus measuring accuracy of being examined and determine, the calibrating sensor places on the scale body (9) that needs calibrating weighing apparatus, is connected by spheroid between calibrating sensor and the device for exerting, the output of examining and determine sensor is connected with Displaying Meter.
2, the large-scale weighing instrument verification instrument according to claim 1, also has slide plate (2) in it is characterized in that forming, slide plate slides on support, device for exerting places above the slide plate, slide plate is connected with the calibrating sensor below by spheroid, and the pressure of device for exerting evenly vertically is applied on the sensor by slide plate.
3, the large-scale weighing instrument verification instrument according to claim 1 is characterized in that said device for exerting is hydraulic jack (1).
4, the large-scale weighing instrument verification instrument according to claim 1 is characterized in that said device for exerting is a screw press mechanism, is made up of boosting-rod 10, screw press bar 11.
5, the large-scale weighing instrument verification instrument according to claim 1 is characterized in that said device for exerting is the turbine endplay device, is made up of boosting-rod 12, turbine 13, rocking bar 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02230837 CN2532467Y (en) | 2002-04-08 | 2002-04-08 | Large weighing apparatus caribration instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02230837 CN2532467Y (en) | 2002-04-08 | 2002-04-08 | Large weighing apparatus caribration instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2532467Y true CN2532467Y (en) | 2003-01-22 |
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ID=33706694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02230837 Expired - Fee Related CN2532467Y (en) | 2002-04-08 | 2002-04-08 | Large weighing apparatus caribration instrument |
Country Status (1)
| Country | Link |
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| CN (1) | CN2532467Y (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101435717B (en) * | 2008-12-11 | 2010-06-02 | 中国航天科技集团公司第四研究院第四十四研究所 | Load structure unit for automobile balance checkout |
| CN101915600A (en) * | 2010-07-27 | 2010-12-15 | 三明学院 | Mobile hydraulic pressure sensing detection device for truck scale |
| CN101666674B (en) * | 2009-09-30 | 2011-01-12 | 江西赣粤高速公路股份有限公司 | Dynamic measuring detection method of highway toll station measuring weighing instrument |
| CN101287973B (en) * | 2005-09-27 | 2012-04-11 | 梅特勒-托利多公司 | Method for weighing apparatus calibration management |
| CN102435290A (en) * | 2011-09-29 | 2012-05-02 | 浙江南洋传感器制造有限公司 | Auxiliary calibrating device of fixed electronic weighing apparatus |
| CN102538936A (en) * | 2011-12-28 | 2012-07-04 | 福建省计量科学研究院 | Calibration device of large weighing apparatus |
| CN102538937A (en) * | 2011-12-28 | 2012-07-04 | 福建省计量科学研究院 | Calibration device of large weighing apparatus |
| CN102879074A (en) * | 2012-10-30 | 2013-01-16 | 上海振华重工集团（南通）有限公司 | Method for trail weighing of anchor machine sensor |
| CN103090956A (en) * | 2013-01-27 | 2013-05-08 | 陕西理工学院 | Automatic pressure preloading equipment and method of weighing force measuring sensor |
| CN103308139A (en) * | 2012-03-15 | 2013-09-18 | 陈联荣 | Device for calibrating hydraulic pressure of fixed weighing apparatus |
| CN103323090A (en) * | 2012-03-21 | 2013-09-25 | 利辛县衡器电子有限责任公司 | Electronic car weighing debugging novel method and device |
| CN104764517A (en) * | 2015-04-01 | 2015-07-08 | 朱叶平 | Truck scale weight-free calibrating apparatus and calibrating method thereof |
| CN110686762A (en) * | 2019-04-16 | 2020-01-14 | 北京伟衡科技有限公司 | Portable electric subway platform scale rapid calibrating device |
| CN110686761A (en) * | 2019-04-16 | 2020-01-14 | 北京伟衡科技有限公司 | Portable spin-pressurization rapid calibrating device for underground weighbridge |
| CN110857882B (en) * | 2018-08-23 | 2021-07-02 | 中国石油天然气股份有限公司 | Balance support device |
-
2002
- 2002-04-08 CN CN 02230837 patent/CN2532467Y/en not_active Expired - Fee Related
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101287973B (en) * | 2005-09-27 | 2012-04-11 | 梅特勒-托利多公司 | Method for weighing apparatus calibration management |
| CN101435717B (en) * | 2008-12-11 | 2010-06-02 | 中国航天科技集团公司第四研究院第四十四研究所 | Load structure unit for automobile balance checkout |
| CN101666674B (en) * | 2009-09-30 | 2011-01-12 | 江西赣粤高速公路股份有限公司 | Dynamic measuring detection method of highway toll station measuring weighing instrument |
| CN101915600A (en) * | 2010-07-27 | 2010-12-15 | 三明学院 | Mobile hydraulic pressure sensing detection device for truck scale |
| CN101915600B (en) * | 2010-07-27 | 2011-12-21 | 三明学院 | Mobile hydraulic pressure sensing detection device for truck scale |
| CN102435290A (en) * | 2011-09-29 | 2012-05-02 | 浙江南洋传感器制造有限公司 | Auxiliary calibrating device of fixed electronic weighing apparatus |
| CN102538936A (en) * | 2011-12-28 | 2012-07-04 | 福建省计量科学研究院 | Calibration device of large weighing apparatus |
| CN102538937A (en) * | 2011-12-28 | 2012-07-04 | 福建省计量科学研究院 | Calibration device of large weighing apparatus |
| CN102538937B (en) * | 2011-12-28 | 2013-11-06 | 福建省计量科学研究院 | Calibration device of large weighing apparatus |
| CN102538936B (en) * | 2011-12-28 | 2013-11-06 | 福建省计量科学研究院 | Calibration device of large weighing apparatus |
| CN103308139A (en) * | 2012-03-15 | 2013-09-18 | 陈联荣 | Device for calibrating hydraulic pressure of fixed weighing apparatus |
| CN103323090A (en) * | 2012-03-21 | 2013-09-25 | 利辛县衡器电子有限责任公司 | Electronic car weighing debugging novel method and device |
| CN102879074A (en) * | 2012-10-30 | 2013-01-16 | 上海振华重工集团（南通）有限公司 | Method for trail weighing of anchor machine sensor |
| CN102879074B (en) * | 2012-10-30 | 2014-07-16 | 上海振华重工集团（南通）有限公司 | Method for trail weighing of anchor machine sensor |
| CN103090956A (en) * | 2013-01-27 | 2013-05-08 | 陕西理工学院 | Automatic pressure preloading equipment and method of weighing force measuring sensor |
| CN103090956B (en) * | 2013-01-27 | 2014-09-24 | 陕西理工学院 | Automatic pressure preloading equipment and method of weighing force measuring sensor |
| CN104764517A (en) * | 2015-04-01 | 2015-07-08 | 朱叶平 | Truck scale weight-free calibrating apparatus and calibrating method thereof |
| CN110857882B (en) * | 2018-08-23 | 2021-07-02 | 中国石油天然气股份有限公司 | Balance support device |
| CN110686762A (en) * | 2019-04-16 | 2020-01-14 | 北京伟衡科技有限公司 | Portable electric subway platform scale rapid calibrating device |
| CN110686761A (en) * | 2019-04-16 | 2020-01-14 | 北京伟衡科技有限公司 | Portable spin-pressurization rapid calibrating device for underground weighbridge |
| CN110686761B (en) * | 2019-04-16 | 2021-06-22 | 北京伟衡科技有限公司 | Portable spin-pressurization rapid calibrating device for underground weighbridge |
| CN110686762B (en) * | 2019-04-16 | 2022-05-13 | 北京伟衡科技有限公司 | Portable electric subway platform scale rapid calibrating apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |