CN107677642B - Refractometer - Google Patents

Refractometer Download PDF

Info

Publication number
CN107677642B
CN107677642B CN201710848835.6A CN201710848835A CN107677642B CN 107677642 B CN107677642 B CN 107677642B CN 201710848835 A CN201710848835 A CN 201710848835A CN 107677642 B CN107677642 B CN 107677642B
Authority
CN
China
Prior art keywords
knife
refractometer
side wall
knife handle
host
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
Application number
CN201710848835.6A
Other languages
Chinese (zh)
Other versions
CN107677642A (en
Inventor
潘巨忠
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningbo Yinzhou Safety Food Science And Technology Co ltd
Original Assignee
Ningbo Yinzhou Safety Food Science And Technology Co ltd
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 Ningbo Yinzhou Safety Food Science And Technology Co ltd filed Critical Ningbo Yinzhou Safety Food Science And Technology Co ltd
Priority to CN201710848835.6A priority Critical patent/CN107677642B/en
Publication of CN107677642A publication Critical patent/CN107677642A/en
Application granted granted Critical
Publication of CN107677642B publication Critical patent/CN107677642B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
    • G01N2001/2873—Cutting or cleaving
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N2021/0106—General arrangement of respective parts

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)

Abstract

The invention discloses a refractometer, which comprises a refractometer main machine, a first knife and a second knife; the front side of the refractometer host is provided with a drainage channel, a measuring groove and an outwardly convex cavity part, the drainage channel extends from the front end of the refractometer host to the direction of the measuring groove and penetrates through the measuring groove, and the cavity part is communicated with one end of the drainage channel, which is close to the rear end of the refractometer host; the first knife comprises a first knife body and a first knife handle connected with the rear end of the first knife body, an accommodating cavity for accommodating the refractometer host is formed in the middle of the first knife handle, a guide groove is further formed in the first knife handle, the guide groove extends to the accommodating cavity from the front end of the first knife handle, and the refractometer host is embedded into the accommodating cavity so that the guide groove is communicated with the drainage groove; the second knife comprises a second knife body and a second knife handle connected with the rear end of the second knife body, and the second knife handle is hinged with the first knife handle. The fruit juice extracting device is convenient to prepare fruit juice and detect, and can be used in fields, exhibitions, sales fields and other scenes.

Description

Refractometer
Technical Field
The invention relates to the field of optical instrument measurement, in particular to a refractometer.
Background
At present, a type of refractometer (as shown in fig. 6) appearing in the market has the characteristics of small volume, portability, digital display function and the like, and a few drops of fruit juice are required to be dropped into a measuring groove 11 of a refractometer main machine 1 for detection during measurement. The refractometer for preparing the melon juice and the fruit juice before measurement is used in laboratories of scientific research institutions or universities, and the laboratory is provided with special melon juice and fruit juice preparing equipment, so that the refractometer is basically free from great problems. However, the prior refractometer cannot meet the use scenes such as fields, exhibitions, sales sites and the like according to the feedback of users such as fruit growers and melon growers, and when the refractometer is used, the whole set of testing device is inconvenient to carry, so that no special melon juice and fruit juice preparing device is generally arranged on the site, the juice measuring sample cannot be taken, the measurement work cannot be completed, and the refractometer has great limitation on the use scenes.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the refractometer which can conveniently obtain the juice of the tested samples such as melons, fruits and the like and can conveniently detect the solid content of the melons, fruits and the like.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows: a refractometer comprises a refractometer main machine, a first knife and a second knife; the front side of the refractometer host is provided with a drainage channel, a measuring groove and an outwardly-protruding cavity part, the drainage channel extends from the front end of the refractometer host to the direction of the measuring groove and penetrates through the measuring groove, and the cavity part is communicated with one end of the drainage channel, which is close to the rear end of the refractometer host; the first knife comprises a first knife body and a first knife handle connected with the rear end of the first knife body, an accommodating cavity for accommodating the refractometer host is formed in the middle of the first knife handle, a guide groove is further formed in the first knife handle, the guide groove extends to the accommodating cavity from the front end of the first knife handle, and the refractometer host is embedded into the accommodating cavity so that the guide groove is communicated with the drainage groove; the second knife comprises a second knife body and a second knife handle connected with the rear end of the second knife body, and the second knife handle is hinged with the first knife handle.
The invention has the beneficial effects that: because the refractometer host machine is embedded in the first knife handle, when in use, the first knife handle and the second knife handle are held by hands, the first knife body and the second knife body are directly inserted into the melon pulp or the fruit pulp, the melon pulp or the fruit pulp is clamped by the first knife body and the second knife body and is vertically upwards, then the first knife handle and the second knife handle are simultaneously held tightly by force, so that the first knife body and the second knife body clamp and squeeze the melon juice or the fruit juice, the melon juice or the fruit juice flows into the drainage channel along the guide channel of the first knife handle, finally the melon juice or the fruit juice enters the cavity part, then the refractometer host machine is transversely placed, the melon juice or the fruit juice in the cavity part returns to the measuring groove of the refractometer host machine through the drainage channel, thus the direct detection can be realized, the use is very convenient, no other special fruit juice preparing device, a burette and other tools are needed, and the refractometer host machine can be used in fields, exhibition, sale sites, is also convenient to carry.
Furthermore, the knife faces of the first knife body and the second knife body are arc-shaped and are symmetrically arranged oppositely, and sawteeth are arranged on the edges of two sides of each knife face. Therefore, the knife edge can be sharper, and the cut of melon pulp is enlarged, so that the pulp can be effectively and lowly clamped and the melon pulp or the pulp can be prevented from falling.
Furthermore, the accommodating cavity is provided with a first rear side wall, an elastic lock catch is arranged on the first rear side wall, the refractometer host is provided with a second rear side wall, a lock hole is formed in the second rear side wall, and the refractometer is embedded into the accommodating cavity and is located in the lock hole. Through the cooperation of elastic lock catch and lockhole, can fix refractometer host computer tightly on first sword handle.
Further, the accommodating cavity is provided with a first front side wall, a first left side wall and a first right side wall; the first left side wall and the first right side wall are both connected with the first front side wall and both disconnected from the first rear side wall, or the first left side wall and the first right side wall are both connected with the first rear side wall and both disconnected from the first front side wall. Therefore, the refractometer main machine can be conveniently taken out or installed from the disconnection position, and meanwhile, the first left side wall, the first right side wall, the first front side wall and the first rear side wall can well limit the displacement of the refractometer main machine.
The sealing gasket is arranged in a gap between the first tool holder and the refractometer host machine in a sealing mode to fill the gap between the guide channel and the drainage channel, so that the guide channel is communicated with the drainage channel in a seamless mode. This prevents the juice or juice from penetrating into the gaps.
Further, the knife handle structure further comprises a return spring, and the return spring is arranged between the first knife handle and the second knife handle.
Furthermore, the cutter comprises a cap sleeve, and the cap sleeve is sleeved on the first cutter body and the second cutter body. When the refractometer is not used, the cap sleeve is sleeved on the first cutter body and the second cutter body, so that people or objects are prevented from being injured.
Furthermore, the support leg is arranged on the first tool holder, so that the first tool holder and the refractometer host are supported on the horizontal table board, and detection is facilitated.
Drawings
FIG. 1 is a schematic assembled view of a refractometer according to an embodiment of the present invention;
FIG. 2 is a schematic illustration of the separated components of a refractometer according to an embodiment of the present invention;
FIG. 3 is a schematic view of a partial configuration of first and second bodies of a refractometer according to an embodiment of the present invention;
FIG. 4 is a first blade front view schematic diagram of a refractometer embodying the present invention;
FIG. 5 is a front view structural illustration of a refractometer main body of the refractometer of the embodiment of the present invention;
fig. 6 is a schematic diagram of a prior art refractometer mainframe.
Detailed Description
As shown in fig. 1 to 5, a refractometer according to an embodiment of the present invention includes a refractometer main body 3, a first knife 1 and a second knife 2; the front side of the refractometer host 3 is provided with a drainage channel 33, a measuring groove 31 and an outwardly convex cavity part 32, the drainage channel 33 extends from the front end of the refractometer host 3 to the direction of the measuring groove 31 (namely the direction of the rear end of the refractometer host 3) and passes through the measuring groove 31, and the cavity part 32 is communicated with one end of the drainage channel 32 close to the rear end of the refractometer host 3; the first knife 1 comprises a first knife body 11 and a first knife handle 12 connected with the rear end of the first knife body 11, an accommodating cavity 14 for accommodating the refractometer main machine 3 is arranged in the middle of the first knife handle 12, a guide groove 13 is further arranged on the first knife handle 12, the guide groove 13 extends from the front end of the first knife handle 12 to the accommodating cavity 14, and when the refractometer main machine 3 is embedded into the accommodating cavity 14, the guide groove 13 is communicated with a drainage groove 33 (shown in figure 1); the second blade 2 includes a second blade body 21 and a second handle 22 connected to a rear end of the second blade body 21, and the second handle 22 is hinged to the first handle 12.
Because the refractometer main body 3 is embedded in the first knife handle 12, when in use, the rear ends of the first knife handle 12 and the second knife handle 22 are held by hands, the first knife body 11 and the second knife body 21 are directly inserted into the melon pulp or the fruit pulp, the melon pulp or the fruit pulp is clamped by the first knife body 11 and the second knife body 21 and is vertically upwards, then the rear ends of the first knife handle 12 and the second knife handle 22 are simultaneously held by strength, so that the first knife body 11 and the second knife body 21 clamp and squeeze the melon juice or the fruit juice, the melon juice or the fruit juice flows into the drainage channel 33 along the guide channel 13 of the first knife handle, finally the melon juice or the fruit juice enters the cavity part 32, then the refractometer main body 3 is transversely placed, the melon juice or the fruit juice in the cavity part 32 returns to the measuring groove 31 of the refractometer main body 3 through the drainage channel 33, thus the direct detection can be realized, the use is very convenient, and no tools such as an additional special fruit juice preparing device, a dropper and the like, the portable multifunctional electric heating water heater can be used in fields, exhibitions, sales fields and other scenes, and is convenient to carry.
In the present embodiment, as shown in fig. 3, the first blade 11 and the second blade 21 are both arc-shaped and symmetrically arranged facing each other, and the both side edges of the first blade and the second blade are provided with serrations. Therefore, the knife edge can be sharper, and the cut of melon pulp is enlarged, so that the pulp can be effectively and lowly clamped and the melon pulp or the pulp can be prevented from falling.
In the present embodiment, as shown in fig. 2, 4 and 5, the accommodating chamber 14 has a first rear sidewall 19, the first rear sidewall 19 is provided with the elastic latch 15, the refractometer main body 3 has a second rear sidewall, the second rear sidewall is provided with the lock hole 35, and when the refractometer main body 3 is embedded in the accommodating chamber 14, the elastic latch 15 is located in the lock hole 35. The refractometer main body 3 can be tightly fixed on the first knife holder 12 through the cooperation of the elastic lock catch 15 and the lock hole 35.
In the present embodiment, as shown in fig. 4 and 5, the accommodation chamber 14 has a first front side wall 16, a first left side wall 18, and a first right side wall 17; the first left side wall 18 and the first right side wall 17 are both connected to the first front side wall 16 and are both disconnected from the first rear side wall 19. This makes it possible to easily take out or mount the refractometer main body 3 from the disconnection, and at the same time, the first left side wall 18, the first right side wall 17, the first front side wall 16, and the first rear side wall 19 can well restrict the displacement of the refractometer main body 3. Of course, in other embodiments, the first left side wall 18 and the first right side wall 17 may be both connected to the first rear side wall 19 and both disconnected from the first front side wall 16
In the present embodiment, as shown in fig. 2, a sealing gasket 7 is further included, and the sealing gasket 7 is sealingly disposed in a gap between the first tool holder 12 and the refractometer mainframe 3 to fill the gap between the guide channel 13 and the drainage channel 33, so that the guide channel 13 and the drainage channel 33 are in seamless communication. This prevents the juice or juice from penetrating into the gaps.
In the present embodiment, as shown in fig. 1 and 2, a return spring 4, a cap 5, and a leg 6 are further included. The return spring 4 is arranged between the first knife holder 12 and the second knife holder 22. The cap 5 is sleeved on the first cutter body 11 and the second cutter body 12, and when the refractometer is not used, the cap 5 is sleeved on the first cutter body 11 and the second cutter body 12, so that people or objects are prevented from being injured. The supporting legs 6 are arranged on the first knife handle 12, so that the first knife handle 12 and the refractometer main machine 3 are supported on a horizontal table top, and detection is convenient.

Claims (7)

1. A refractometer is characterized by comprising a refractometer main machine, a first knife and a second knife; the front side of the refractometer host is provided with a drainage channel, a measuring groove and an outwardly-protruding cavity part, the drainage channel extends from the front end of the refractometer host to the direction of the measuring groove and penetrates through the measuring groove, and the cavity part is communicated with one end of the drainage channel, which is close to the rear end of the refractometer host; the first knife comprises a first knife body and a first knife handle connected with the rear end of the first knife body, an accommodating cavity for accommodating the refractometer host is formed in the middle of the first knife handle, a guide groove is further formed in the first knife handle, the guide groove extends to the accommodating cavity from the front end of the first knife handle, and the refractometer host is embedded into the accommodating cavity so that the guide groove is communicated with the drainage groove; the second knife comprises a second knife body and a second knife handle connected with the rear end of the second knife body, and the second knife handle is hinged with the first knife handle; the first cutter body and the second cutter body are used for being directly inserted into melon and fruit pulp to clamp the melon and fruit pulp and then clamping and extruding juice; the knife face of the first knife body and the knife face of the second knife body are arc-shaped and symmetrically arranged in opposite directions, and saw teeth are arranged on the edges of two sides of each knife face.
2. The refractometer according to claim 1, wherein the accommodating cavity has a first rear side wall, an elastic latch is arranged on the first rear side wall, the refractometer main body has a second rear side wall, a lock hole is arranged on the second rear side wall, and when the refractometer main body is embedded into the accommodating cavity, the elastic latch is positioned in the lock hole.
3. The refractometer according to claim 2, wherein said accommodating chamber has a first front side wall, a first left side wall and a first right side wall; the first left side wall and the first right side wall are both connected with the first front side wall and both disconnected from the first rear side wall, or the first left side wall and the first right side wall are both connected with the first rear side wall and both disconnected from the first front side wall.
4. The refractometer according to claim 1, further comprising a sealing gasket disposed between the accommodating cavity and the refractometer main body, so that the guide channel and the drainage channel are in seamless communication.
5. The refractometer according to any one of claims 1-4, further comprising a return spring, said return spring being disposed between said first holder and said second holder.
6. The refractometer according to any one of claims 1-4, further comprising a cap sleeve, wherein said cap sleeve is sleeved on said first and second cutter bodies.
7. The refractometer according to claim 1, further comprising a leg, wherein the leg is disposed on the first tool holder so that the first tool holder and the refractometer main body are supported on a horizontal table.
CN201710848835.6A 2017-09-20 2017-09-20 Refractometer Expired - Fee Related CN107677642B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710848835.6A CN107677642B (en) 2017-09-20 2017-09-20 Refractometer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710848835.6A CN107677642B (en) 2017-09-20 2017-09-20 Refractometer

Publications (2)

Publication Number Publication Date
CN107677642A CN107677642A (en) 2018-02-09
CN107677642B true CN107677642B (en) 2020-07-03

Family

ID=61136518

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710848835.6A Expired - Fee Related CN107677642B (en) 2017-09-20 2017-09-20 Refractometer

Country Status (1)

Country Link
CN (1) CN107677642B (en)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203069401U (en) * 2012-11-14 2013-07-17 中华人民共和国陕西出入境检验检疫局 Sampling device for viscous liquid samples
CN103398872B (en) * 2013-08-01 2015-09-16 广西南亚热带农业科学研究所 Juice extractor for sample determination in big field
CN204422246U (en) * 2014-05-19 2015-06-24 广西南亚热带农业科学研究所 Sample juicer
CN104913947B (en) * 2015-05-30 2017-11-07 山东省农业科学院农业质量标准与检测技术研究所 Portable vegetable sampler
CN205272086U (en) * 2015-12-17 2016-06-01 郑洪亮 A portable cutter for cutting of melon and fruit class
CN105784638B (en) * 2016-01-07 2019-04-16 云南云天化股份有限公司 Vinylacetate rectifying On-line Product purity detecting device, control device and detection method
CN205538325U (en) * 2016-02-29 2016-08-31 江西省森旺现代农业生态科技开发有限公司 High -efficient navel orange sugar degree detects uses sampling device
CN205749058U (en) * 2016-05-18 2016-11-30 江西泽农现代农业发展有限公司 A kind of Caulis Sacchari sinensis, melon and fruit sugariness detector

Also Published As

Publication number Publication date
CN107677642A (en) 2018-02-09

Similar Documents

Publication Publication Date Title
WO2007075920A3 (en) Hematological analyzer system with removable cartridge
ES2051303T3 (en) TEST DEVICE WITH MULTIPLE DOORS.
GB2440470A (en) Devices and methods for sample collection and analysis
CN104819864A (en) Sample collector and sample detector comprising same
CN208248818U (en) A kind of medical test sample acquisition storing unit
CN107677642B (en) Refractometer
CN210834222U (en) Multifunctional rapid sampling device for food detection
CN207636334U (en) A kind of food inspection fruit sampling instrument
CN104215628A (en) Portable quantitative analysis device capable of rapidly detecting test paper
CN107677643B (en) Hand-held refractometer
Flint et al. Quantitative determination of texturised soya protein by a stereological technique
CN204269419U (en) A kind of sampler
MX2021002122A (en) Microsampling detection in diabetes.
CN210982465U (en) Clinical laboratory uses blood sugar spot test appearance
CN209214653U (en) A kind of Magnetic gauge stand
CN212206719U (en) Medical science inspection sample auxiliary treatment utensil
CN211669071U (en) Near-infrared meat product pH value analysis device
JPWO2020004590A1 (en) Sampling device and sample preparation device
CN112461825A (en) Rapid detection method for rapidly and quantitatively detecting carbendazim pesticide
CN211784559U (en) Novel multi-functional quantitative sampling needle
CN212483469U (en) Gas chromatographic analyzer
CN214974179U (en) Independent experiment table for school
CN210999041U (en) Molecular pathology is section device for experiment
CN211668852U (en) Quantitative sampling device for liquid food detection
CN112790768B (en) Disposable hemostix

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200703