CN104240572A - Refractometer for measuring refractive index of transparent liquid - Google Patents

Refractometer for measuring refractive index of transparent liquid Download PDF

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Publication number
CN104240572A
CN104240572A CN201410508109.6A CN201410508109A CN104240572A CN 104240572 A CN104240572 A CN 104240572A CN 201410508109 A CN201410508109 A CN 201410508109A CN 104240572 A CN104240572 A CN 104240572A
Authority
CN
China
Prior art keywords
convex cylindrical
refractive index
protruding cylinder
laser
refractometer
Prior art date
Application number
CN201410508109.6A
Other languages
Chinese (zh)
Inventor
吴雨佳
张秀梅
程鸿雁
王廷志
Original Assignee
江南大学
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 江南大学 filed Critical 江南大学
Priority to CN201410508109.6A priority Critical patent/CN104240572A/en
Publication of CN104240572A publication Critical patent/CN104240572A/en

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Abstract

A refractometer for measuring the refractive index of transparent liquid comprises a protruding cylinder, a rotating member and a laser. The refractometer is characterized in that a protrusion of the protruding cylinder is internally provided with a semi-cylindrical barrel, a center-of-circle axis of the semi-cylindrical barrel and that of the protruding cylinder are coaxial, the top of the protruding cylinder is divided into four quadrants, each which a 0-90 degrees scale is carved on, a line of two 90 degrees scales and a diametric line are superposed, the rotating member is composed of a ring and an L-shaped support, the sidewall of the ring is perpendicularly and fixedly connected with the left end of a short side of the L-shaped support, a laser is fixed at the top end of the L-shaped support, a linear laser beam emitted by the laser is parallel to the upper surface of the ring, the inside diameter of the ring is equal to the outside diameter of the protrusion of the protruding cylinder, the ring can rotate around the protrusion of the protruding cylinder, the protruding cylinder is made of transparent glass, and the rotating member is made of plastic. The refractometer has the advantages of convenience in use, significant effect and ease in production.

Description

Transparency liquid refractive index tester
Technical field
The invention belongs to physical experiment apparatus field, relate to a kind of transparency liquid refractive index tester.
Background technology
Existing refractive index tester, be the mensuration for transparent solid refractive index mostly, the instrument for transparency liquid detecting refractive index is less, and will use complicated instrument, needs instrument simple, easy to operate, the transparency liquid refractive index tester of successful.
Summary of the invention
For Problems existing, the present invention is to provide transparency liquid refractive index tester, instrument is simple, easy to operate, successful.
The technical solution adopted for the present invention to solve the technical problems is: transparency liquid refractive index tester, comprise convex cylindrical body, rotary body and laser instrument, it is characterized in that: in the bossy body of described convex cylindrical body, be provided with semicolumn bodily form bucket, circle core shaft and the circle core shaft of convex cylindrical body of bucket are coaxial, the end face of convex cylindrical body is divided into four quadrants, each quadrant is carved with the scale of 0-90 degree, the scale line of two 90 degree overlaps with diameter line, described rotary body is made up of torus and L bracket, toric sidewall is fixedly connected with L bracket minor face left end is vertical, the top of L bracket is fixedly installed laser instrument, the linear laser that laser instrument sends is parallel with toric upper surface, toric internal diameter equals the external diameter of convex cylindrical body projection, torus can rotate around convex cylindrical body projection, described convex cylindrical body is made up of clear glass, rotary body is made of plastics.
During experiment, convex cylindrical body projection is upward through below torus, transparency liquid to be measured will be filled in bucket, open laser instrument, its laser sent will impinge perpendicularly on the sidewall of convex cylindrical body and rectilinear propagation in the perpendicular at diameter line place, form incident ray, light forms refracted ray through after the perpendicular at diameter line place, rotational circle ring body, change the size of incident angle i, find incident ray and refracted ray the most clearly, overlook the upper surface of convex cylindrical body, direct reading incident angle i, the size of refraction angle q, because the refractive index n2 of glass is known, can directly according to formula obtain n1.
Structure of the present invention is simple, easy to use, successful, is easy to produce.
Accompanying drawing explanation
Fig. 1 is stereographic map of the present invention;
Fig. 2 is the stereographic map of convex cylindrical body 1;
Fig. 3 is convex cylindrical body 1 above figure;
Fig. 4 is the stereographic map of rotary body 4.
In figure: 1-convex cylindrical body 2-bucket 3-diameter line 4-rotary body 5-laser instrument 31-scale 41-torus 42-L shape support
Embodiment
Below in conjunction with the detailed embodiments of the present invention of accompanying drawing:
As Fig. 1, Fig. 2, shown in Fig. 3 and Fig. 4, transparency liquid refractive index tester of the present invention, comprise convex cylindrical body 1, rotary body 4 and laser instrument 5, it is characterized in that: in the bossy body of described convex cylindrical body 1, be provided with semicolumn bodily form bucket 2, circle core shaft and the circle core shaft of convex cylindrical body 1 of bucket 2 are coaxial, the end face of convex cylindrical body 1 is divided into four quadrants, each quadrant is carved with the scale 31 of 0-90 degree, the scale line of two 90 degree overlaps with diameter line 3, described rotary body 4 is made up of torus 41 and L bracket 42, the sidewall of torus 41 is fixedly connected with L bracket 42 minor face left end is vertical, the top of L bracket 42 is fixedly installed laser instrument 5, the linear laser that laser instrument 5 sends is parallel with the upper surface of torus 41, the internal diameter of torus 41 equals the external diameter of convex cylindrical body 1 projection, torus 41 can rotate around convex cylindrical body 1 projection, described convex cylindrical body 1 is made up of clear glass, rotary body 4 is made of plastics.
During experiment, convex cylindrical body 1 projection is upward through below torus 41, transparent testing liquid is filled by bucket 2, open laser instrument 5, its laser sent will impinge perpendicularly on the sidewall of convex cylindrical body 1 and rectilinear propagation in the perpendicular at diameter line 3 place, form incident ray, light forms refracted ray through after the perpendicular at diameter line 3 place, rotational circle ring body 41, change the size of incident angle i, find incident ray and refracted ray the most clearly, overlook the upper surface of convex cylindrical body 1, direct reading incident angle i, the size of refraction angle q, because the refractive index n2 of glass is known, directly can obtain n1 according to formula n1=n2sinq/sin i.

Claims (2)

1. transparency liquid refractive index tester, comprise convex cylindrical body, rotary body and laser instrument, it is characterized in that: in the bossy body of described convex cylindrical body, be provided with semicolumn bodily form bucket, circle core shaft and the circle core shaft of convex cylindrical body of bucket are coaxial, the end face of convex cylindrical body is divided into four quadrants, each quadrant is carved with the scale of 0-90 degree, the scale line of two 90 degree overlaps with diameter line, described rotary body is made up of torus and L bracket, toric sidewall is fixedly connected with L bracket minor face left end is vertical, the top of L bracket is fixedly installed laser instrument, the linear laser that laser instrument sends is parallel with toric upper surface, toric internal diameter equals the external diameter of convex cylindrical body projection, torus can rotate around convex cylindrical body projection.
2. transparency liquid refractive index tester according to claim 1, is characterized in that: described convex cylindrical body is made up of clear glass, and rotary body is made of plastics.
CN201410508109.6A 2014-09-28 2014-09-28 Refractometer for measuring refractive index of transparent liquid CN104240572A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410508109.6A CN104240572A (en) 2014-09-28 2014-09-28 Refractometer for measuring refractive index of transparent liquid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410508109.6A CN104240572A (en) 2014-09-28 2014-09-28 Refractometer for measuring refractive index of transparent liquid

Publications (1)

Publication Number Publication Date
CN104240572A true CN104240572A (en) 2014-12-24

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CN201410508109.6A CN104240572A (en) 2014-09-28 2014-09-28 Refractometer for measuring refractive index of transparent liquid

Country Status (1)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105044032A (en) * 2015-06-25 2015-11-11 陕西师范大学 Experimental device and experimental method for demonstrating relationship between liquid refractive index and temperature
RU2589374C1 (en) * 2015-03-27 2016-07-10 Федеральное государственное бюджетное учреждение науки Институт физической химии и электрохимии им. А.Н. Фрумкина Российской академии наук (ИФХЭ РАН) Refractometric detector with laser module and chromatographic channel in non-metal design for liquid chromatography and method of detecting organic and inorganic substances with refractometric detector
CN108355531A (en) * 2018-03-16 2018-08-03 溢通环保科技(莆田)有限公司 A kind of urea for vehicle solution-preparation device
CN108479490A (en) * 2018-03-16 2018-09-04 溢通环保科技(莆田)有限公司 A kind of urea for vehicle solution production control method
WO2019053843A1 (en) * 2017-09-14 2019-03-21 株式会社島津製作所 Refractive index measurement device and cell for refractive index measurement device

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4756618A (en) * 1987-07-15 1988-07-12 Spry Robert J Refractive index measurement cell
CN2412263Y (en) * 1999-12-17 2000-12-27 鲍勇阳 Liquid refracting demonstration analyzer
CN201141836Y (en) * 2007-10-09 2008-10-29 明琦翔 Liquid refractive index measurement box
CN202886280U (en) * 2012-10-22 2013-04-17 王勤 Refractive index measuring device
CN103400527A (en) * 2013-08-19 2013-11-20 唐山师范学院 Direct-reading liquid refracting index measuring instrument and method for measuring liquid refracting index by using direct-reading liquid refracting index measuring instrument
CN203406002U (en) * 2013-08-19 2014-01-22 唐山师范学院 Direct-reading type measuring instrument for liquid refractive index
CN103792208A (en) * 2014-02-28 2014-05-14 陕西师范大学 Device and method for measuring optical and geometrical parameters of glass wall

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4756618A (en) * 1987-07-15 1988-07-12 Spry Robert J Refractive index measurement cell
CN2412263Y (en) * 1999-12-17 2000-12-27 鲍勇阳 Liquid refracting demonstration analyzer
CN201141836Y (en) * 2007-10-09 2008-10-29 明琦翔 Liquid refractive index measurement box
CN202886280U (en) * 2012-10-22 2013-04-17 王勤 Refractive index measuring device
CN103400527A (en) * 2013-08-19 2013-11-20 唐山师范学院 Direct-reading liquid refracting index measuring instrument and method for measuring liquid refracting index by using direct-reading liquid refracting index measuring instrument
CN203406002U (en) * 2013-08-19 2014-01-22 唐山师范学院 Direct-reading type measuring instrument for liquid refractive index
CN103792208A (en) * 2014-02-28 2014-05-14 陕西师范大学 Device and method for measuring optical and geometrical parameters of glass wall

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2589374C1 (en) * 2015-03-27 2016-07-10 Федеральное государственное бюджетное учреждение науки Институт физической химии и электрохимии им. А.Н. Фрумкина Российской академии наук (ИФХЭ РАН) Refractometric detector with laser module and chromatographic channel in non-metal design for liquid chromatography and method of detecting organic and inorganic substances with refractometric detector
CN105044032A (en) * 2015-06-25 2015-11-11 陕西师范大学 Experimental device and experimental method for demonstrating relationship between liquid refractive index and temperature
CN105044032B (en) * 2015-06-25 2017-12-05 陕西师范大学 The experimental provision and experimental method of liquid refractivity and temperature relation
WO2019053843A1 (en) * 2017-09-14 2019-03-21 株式会社島津製作所 Refractive index measurement device and cell for refractive index measurement device
CN108355531A (en) * 2018-03-16 2018-08-03 溢通环保科技(莆田)有限公司 A kind of urea for vehicle solution-preparation device
CN108479490A (en) * 2018-03-16 2018-09-04 溢通环保科技(莆田)有限公司 A kind of urea for vehicle solution production control method

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Application publication date: 20141224

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