CN107290467A - The location equipment and its localization method of the automatic fraction collection of double circuit - Google Patents
The location equipment and its localization method of the automatic fraction collection of double circuit Download PDFInfo
- Publication number
- CN107290467A CN107290467A CN201710440372.XA CN201710440372A CN107290467A CN 107290467 A CN107290467 A CN 107290467A CN 201710440372 A CN201710440372 A CN 201710440372A CN 107290467 A CN107290467 A CN 107290467A
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- China
- Prior art keywords
- test tube
- liquid level
- rotation detection
- switch
- motor
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- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000004807 localization Effects 0.000 title abstract description 6
- 239000007788 liquid Substances 0.000 claims abstract description 56
- 238000001514 detection method Methods 0.000 claims abstract description 30
- 230000005693 optoelectronics Effects 0.000 claims description 16
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000004440 column chromatography Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/80—Fraction collectors
- G01N30/82—Automatic means therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
- B01D15/08—Selective adsorption, e.g. chromatography
- B01D15/10—Selective adsorption, e.g. chromatography characterised by constructional or operational features
- B01D15/24—Selective adsorption, e.g. chromatography characterised by constructional or operational features relating to the treatment of the fractions to be distributed
- B01D15/247—Fraction collectors
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Automatic Analysis And Handling Materials Therefor (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The present invention relates to a kind of location equipment of the automatic fraction collection of double circuit and its localization method, belong to fraction collection field, including base, rotating shaft is installed by bearing on base, rotating shaft connects motor by driving member, fix rack for test tube and test tube pallet in rotating shaft successively from top to bottom, the test tube putting hole of annular is set on rack for test tube, liquid level detecting switch and rotation detection switch are set on the base of pallet bottom, liquid level detecting switch and rotation detection switch connect motor by control unit, and motor connection power supply, cost is low, it is simple in construction, it is easy to safeguard.
Description
Technical field
The present invention relates to a kind of location equipment of the automatic fraction collection of double circuit and its localization method, belong to fraction collection neck
Domain.
Background technology
Fraction collector is the micro computer controller unit of new generation provided for laboratory automation, can be by liquid column chromatography layer
Analyse liquid automatically component to collect in vitro, the control mode that can be dripped or collect by peak optionally regularly, calmly, instrument has performance stable
Reliably, easy to operate, applied widely, small volume, lightweight, fraction collector is that one kind can collect chromatogram liquid automatically
Device, it is general to use single-chip microcomputer and step motor control, the automatic purpose for collecting cut is reached by timing, but structure is multiple
Miscellaneous, cost is higher, it is difficult to a wide range of to promote.When carrying out general chromatographic column separating experiment, this fraction collector is because of price
Reason is less to be used, while maintenance cost is also higher.
The content of the invention
According to deficiency of the prior art above, the technical problem to be solved in the present invention is：There is provided a kind of cost low, structure
Simply, it is easy to the location equipment and its localization method of this equipment of the automatic fraction collection of double circuit of maintenance.
Pass through bearing on a kind of location equipment of the automatic fraction collection of double circuit of the present invention, including base, base
Rotating shaft is installed, rotating shaft is connected by driving member and fixes rack for test tube and test tube pallet, rack for test tube in motor, rotating shaft successively from top to bottom
On set the test tube putting hole of annular, set liquid level detecting switch and rotation detection switch on the base of pallet bottom, level sensing is opened
Close and rotation detection switch connects motor, motor connection power supply by control unit.
A kind of method that location equipment of the automatic fraction collection of application double circuit is automatically positioned, comprises the following steps：
(1) test tube is inserted in the test tube putting hole on rack for test tube, test tube bottom contact test tube pallet, by motor and control
Unit switches on power；
(2) by liquid injection pipe into test tube injecting fluid, when liquid level reaches to a certain degree, liquid level detecting switch connects
It is logical, started by control unit controlled motor, test tube rotation；
(3) when rotation detection switch, which detects test tube pallet, to be rotated, rotation detection switch is connected, and now test tube has left
Liquid level detecting switch, liquid level detecting switch shut-off, rotation detection switch is started by control unit controlled motor, and test tube continues to revolve
Turn；
(4) when next test tube is rotated to liquid level detecting switch position, rotation detection switch shut-off, liquid injection pipe is to test tube
Interior injecting fluid, repeats the above steps.
Liquid level detecting switch is liquid level optoelectronic reflection sensor, and rotation detection switch is rotary photoelectric reflective sensor, examination
Annular loophole is set on conduit saddle disk, annular liquid level optoelectronic reflection sensor and the test tube putting hole on corresponding rack for test tube are corresponding,
Rotary photoelectric reflective sensor is fixed on base and presses close to test tube pallet, rotary photoelectric reflective sensor alignment loophole, this
When rotary photoelectric reflective sensor alignment test tube, liquid level optoelectronic reflection sensor is fixed on base by connector, and control is single
Member is FET.
Liquid level detecting switch includes inclined-plane slide unit, and inclined-plane slide unit is fixed on base by support, high close to inclined-plane slide unit
Point set contact-making switch, contact-making switch is fixed on base by support, contact-making switch include articulated slab and fixed plate, articulated slab and
Hard contact is fixed on fixed plate contact surface, two hard contacts connect motor and power supply respectively, and articulated slab is hinged on support,
Articulated slab is connected with fixed plate by spring supporting, and inclined-plane slide unit and contact-making switch are on test tube running orbit, and rotation detection is opened
Pass includes the metal contact chips of two conductor contact chip two and is placed on side by side on base, and test tube tray bottom sets corresponding with test tube
Position sets and separated between conductive layer, conductive layer by insulating barrier, and two metal contact chips connect motor and power supply respectively.
The present invention is had an advantageous effect in that compared with prior art：
The location equipment and its localization method of the automatic fraction collection of double circuit of the present invention, pass through liquid level detecting switch
Test tube pallet is driven to rotate half of station with rotation detection switch difference controlled motor, and liquid level detecting switch detects signal
Just start rotation detection switch afterwards, it is safe and reliable to operation, while continuous rotation is realized, with monolithic processor controlled fraction collector phase
Than, identical technique effect has been reached, but structure is simpler, and cost is substantially reduced, and registration, general suitable for large area
And.
Brief description of the drawings
Fig. 1 is principle schematic diagram of the present invention；
Fig. 2 is the schematic diagram of the embodiment of the present invention 1；
Fig. 3 is the embodiment test tube pallet schematic diagram shown in Fig. 2；
Fig. 4 is the schematic diagram of the embodiment of the present invention 2；
Fig. 5 is embodiment illustrated in fig. 4 right view；
Fig. 6 is embodiment illustrated in fig. 4 test tube pallet schematic diagram.
In figure：1st, liquid level detecting switch；111st, liquid level optoelectronic reflection sensor；121st, inclined-plane slide unit；122 supports；123、
Contact；124th, articulated slab；125th, spring；126th, fixed plate；2nd, rotation detection switch；211st, loophole；212nd, rotary photoelectric is anti-
Penetrate sensor；221st, contact；222nd, conductive layer；223rd, insulating barrier；3rd, resistance；4th, motor；5th, control unit；6th, power supply；7th, try
Pipe support；8th, rotating shaft；9th, test tube；10th, test tube pallet；11st, base；12nd, motor；13rd, reductor；14th, gear.
Embodiment
Embodiments of the invention are described further below in conjunction with the accompanying drawings：
Embodiment 1 is as shown in the Fig. 3 of Fig. 1 mono-, a kind of location equipment of the automatic fraction collection of double circuit of the present invention, bag
Include on base 11, base 11 and rotating shaft 8 installed by bearing, rotating shaft 8 connects motor 4 by driving member, in rotating shaft 8 from top to bottom according to
Set on secondary fixed rack for test tube 7 and test tube pallet 10, rack for test tube 7 and set liquid on the test tube putting hole of annular, the base 11 of pallet bottom
Position detection switch 1 and rotation detection switch 2, liquid level detecting switch 1 and rotation detection switch 2 connect electricity by control unit 5
Machine 4, the connection power supply 6 of motor 4.
Liquid level detecting switch 1 is liquid level optoelectronic reflection sensor 111, and rotation detection switch 2 is rotary photoelectric reflection sense
Annular loophole 211, liquid level optoelectronic reflection sensor 111 and the examination on corresponding rack for test tube 7 are set on device 212, test tube pallet 10
Pipe putting hole correspondence, rotary photoelectric reflective sensor 212 is fixed on the pedestal 11 and presses close to test tube pallet 10, rotary photoelectric reflection
Sensor 212 is directed at loophole 211, the now alignment of rotary photoelectric reflective sensor 212 test tube 9, liquid level optoelectronic reflection sensor
211 are fixed on the pedestal 11 by connector, and control unit 5 is FET.
During work, liquid injection pipe injecting fluid into test tube 9, the liquid level optoelectronic reflection sensor when liquid level reaches specified altitude
111 conductings, FET g electrode potentials rise, FET conducting, motor 4 drives rotating shaft 8 to rotate, and test tube 9 leaves liquid level photoelectricity
Reflective sensor 111, liquid level optoelectronic reflection sensor 111 can't detect liquid level and open a way, now the loophole 211 on pallet from
Rotary photoelectric reflective sensor 212 is driven, the infrared ray that rotational positioning optoelectronic reflection sensor 212 is sent is reflected back, rotated
Positioning optoelectronic reflection sensor 212 is turned on, and FET g electrode potentials rise conducting, motor 4 is again started up, next 9 turns of test tube
The lower section of liquid level optoelectronic reflection sensor 111 is moved, loophole 211 is just to rotational positioning optoelectronic reflection sensor 212, and infrared ray leads to
Cross loophole 211 and miss and can not reflect, open a way, motor stalls repeat said process.
Embodiment 2
As shown in Fig. 1 and Fig. 4-Fig. 6, a kind of location equipment of the automatic fraction collection of double circuit of the present invention, including
Rotating shaft 8 is installed by bearing on base 11, base 11, rotating shaft 8 connects motor 4 by driving member, in rotating shaft 8 from top to bottom successively
Set on the fixed frame 7 of test tube 9 and the pallet 10 of test tube 9, the frame 7 of test tube 9 and set liquid on the test tube putting hole of annular, the base 11 of pallet bottom
Position detection switch 1 and rotation detection switch 2, liquid level detecting switch 1 and rotation detection switch 2 connect electricity by control unit 5
Machine 4, the connection power supply 6 of motor 4.
Liquid level detecting switch 1 includes inclined-plane slide unit 121, and inclined-plane slide unit 121 is fixed on the pedestal 11, tightly by support 122
The adjacent high point of inclined-plane slide unit 121 sets contact-making switch, and contact-making switch is fixed on the pedestal 11 by support 122, and contact-making switch includes hinge
Hard contact 123, two hard contacts are fixed on fishplate bar 124 and fixed plate 126, articulated slab 124 and the contact surface of fixed plate 126
123 connect motor 4 and power supply 6 respectively, and articulated slab 124 is hinged on support 122, and articulated slab 124 passes through spring with fixed plate 126
125 support connections, inclined-plane slide unit 121 and contact-making switch are on the running orbit of test tube 9, and rotation detection switch 2 connects including two conductors
Contact 221, two metal contact chips 221 are placed on the pedestal 11 side by side, and the bottom of test tube pallet 10 is set and the corresponding position of test tube 9
Set and separated between conductive layer 222, conductive layer 222 by insulating barrier 223, two metal contact chips 221 connect motor 4 and electricity respectively
Source 6.
During work, the test tube 9 that liquid injection pipe is pointed on articulated slab 124 carries out fluid injection, when liquid reaches certain liquid level (i.e.
Reach constant weight), the gravity of test tube 9 overcome the elastic force of spring 125 make articulated slab 124 move down and with the contact 123 in fixed plate 126
Contact, makes motor 4 switch on power 6 startups, and the rotation of rotating shaft 8 drives test tube 9 and test tube pallet 10 to rotate, and test tube 9 is from articulated slab 124
On fall, articulated slab 124 is resetted, and two contacts 123 disconnect, and now the conductive layer 222 of the bottom of test tube pallet 10 is rotated to two contacts
221 positions make two contacts 221 connect conduction, and motor 4, which is rotated, drives test tube support disk 10 to rotate, and is hinged when next test tube 9 is located at
When on plate 124, the insulating barrier 223 of the bottom of test tube pallet 10 is rotated to the position of two contact 221, and two contacts 221 are disconnected, motor
4 stallings, repeat said process.
The liquid level detecting switch and rotation detection switch of both examples above can be interchangeable combination, form new reality
Example is applied, while liquid level detecting switch and rotation detection switch are not limited to the form of above-described embodiment, it is any to complete corresponding
The switch form of function can form embodiments of the invention, within protection scope of the present invention.
Claims (1)
1. a kind of location equipment of the automatic fraction collection of double circuit, it is characterised in that：Including base (11), base passes through on (11)
Bearing installs rotating shaft (8), and rotating shaft (8) is connected by driving member and fixes rack for test tube in motor (4), rotating shaft (8) successively from top to bottom
(7) and test tube pallet (10), set on rack for test tube (7) and liquid level inspection is set on the test tube putting hole of annular, the base (11) of pallet bottom
Slowdown monitoring switch (1) and rotation detection switch (2), liquid level detecting switch (1) and rotation detection switch (2) pass through control unit (5)
Connect motor (4), motor (4) connection power supply (6)；
The liquid level detecting switch (1) is liquid level optoelectronic reflection sensor (111), and rotation detection switch (2) is that rotary photoelectric is anti-
Penetrate and annular loophole (211) is set on sensor (212), test tube pallet (10), annular liquid level optoelectronic reflection sensor (111) and phase
Test tube putting hole correspondence on the rack for test tube (7) answered, rotary photoelectric reflective sensor (212) is fixed on base (11) and pressed close to
Test tube pallet (10), rotary photoelectric reflective sensor (212) is directed at loophole (211), now rotary photoelectric reflective sensor
(212) alignment test tube (9), liquid level optoelectronic reflection sensor (211) is fixed on base (11) by connector, control unit
(5) it is FET；
The method that the location equipment of the automatic fraction collection of described double circuit is automatically positioned, comprises the following steps：
1), test tube (9) is inserted in the test tube putting hole on rack for test tube (7), test tube bottom contact test tube pallet (10), by motor
(4) switch on power (6) with control unit (5)；
2), by liquid injection pipe to test tube (9) interior injecting fluid, when liquid level reaches to a certain degree, liquid level detecting switch (1)
Connect, started by control unit (5) controlled motor (4), test tube (9) rotation；
3), when rotation detection switch (2), which detects test tube pallet (10), to be rotated, rotation detection switch (2) is connected, now test tube
(9) liquid level detecting switch (1) has been left, liquid level detecting switch (1) shut-off, rotation detection switch (2) is controlled by control unit (5)
Motor (4) processed starts, and test tube (9) continues to rotate；
4), when next test tube (9) rotation is to liquid level detecting switch (1) position, rotation detection switch (2) shut-off, liquid injection pipe
To test tube (9) interior injecting fluid, repeat the above steps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710440372.XA CN107290467B (en) | 2014-09-01 | 2014-09-01 | The positioning device and its localization method of the automatic fraction collection of double circuit |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710440372.XA CN107290467B (en) | 2014-09-01 | 2014-09-01 | The positioning device and its localization method of the automatic fraction collection of double circuit |
| CN201410445375.9A CN104198633B (en) | 2014-09-01 | 2014-09-01 | The location equipment and its localization method of the automatic fraction collection of double circuit |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410445375.9A Division CN104198633B (en) | 2014-09-01 | 2014-09-01 | The location equipment and its localization method of the automatic fraction collection of double circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107290467A true CN107290467A (en) | 2017-10-24 |
| CN107290467B CN107290467B (en) | 2019-04-30 |
Family
ID=52083957
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410445375.9A Expired - Fee Related CN104198633B (en) | 2014-09-01 | 2014-09-01 | The location equipment and its localization method of the automatic fraction collection of double circuit |
| CN201710440372.XA Active CN107290467B (en) | 2014-09-01 | 2014-09-01 | The positioning device and its localization method of the automatic fraction collection of double circuit |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410445375.9A Expired - Fee Related CN104198633B (en) | 2014-09-01 | 2014-09-01 | The location equipment and its localization method of the automatic fraction collection of double circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN104198633B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116105547A (en) * | 2023-04-07 | 2023-05-12 | 山西壶化集团金星化工有限公司 | Detonating tool production equipment and production system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110037803A (en) * | 2019-05-28 | 2019-07-23 | 谢小娟 | Carrying case is used in clinical laboratory's blood sampling |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4495975A (en) * | 1981-09-22 | 1985-01-29 | Pharmacia Ab | Sample treatment device |
| CN2064058U (en) * | 1990-01-08 | 1990-10-17 | 四川省轻工业研究所 | Optical liquid level sensor |
| US20040238427A1 (en) * | 2003-05-29 | 2004-12-02 | Shuzo Maruyama | Fractionating/collecting device of liquid chromatograph |
| CN2938091Y (en) * | 2006-08-10 | 2007-08-22 | 北京丰杰华信科学仪器有限公司 | Automatic fraction collector |
| CN201698769U (en) * | 2010-06-09 | 2011-01-05 | 重庆南方数控设备有限责任公司 | Rotary table positioning system |
| US20110184658A1 (en) * | 2008-08-19 | 2011-07-28 | Shimadzu Corporation | Preparative Liquid Chromatograph System |
| CN203376334U (en) * | 2013-07-16 | 2014-01-01 | 李中 | Automatic feeding device capable of automatically metering volume and mixing uniformly |
| CN204065043U (en) * | 2014-09-01 | 2014-12-31 | 周德波 | The positioning equipment of the automatic fraction collection of double circuit |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6113158A (en) * | 1984-06-28 | 1986-01-21 | Konishiroku Photo Ind Co Ltd | Biochemical analyser |
| JP2004340929A (en) * | 2003-04-21 | 2004-12-02 | Mitsubishi Electric Corp | Optical rotary encoder |
| JP2005003539A (en) * | 2003-06-12 | 2005-01-06 | Sharp Corp | Rotation detector and input instrument using the same |
-
2014
- 2014-09-01 CN CN201410445375.9A patent/CN104198633B/en not_active Expired - Fee Related
- 2014-09-01 CN CN201710440372.XA patent/CN107290467B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4495975A (en) * | 1981-09-22 | 1985-01-29 | Pharmacia Ab | Sample treatment device |
| CN2064058U (en) * | 1990-01-08 | 1990-10-17 | 四川省轻工业研究所 | Optical liquid level sensor |
| US20040238427A1 (en) * | 2003-05-29 | 2004-12-02 | Shuzo Maruyama | Fractionating/collecting device of liquid chromatograph |
| CN2938091Y (en) * | 2006-08-10 | 2007-08-22 | 北京丰杰华信科学仪器有限公司 | Automatic fraction collector |
| US20110184658A1 (en) * | 2008-08-19 | 2011-07-28 | Shimadzu Corporation | Preparative Liquid Chromatograph System |
| CN201698769U (en) * | 2010-06-09 | 2011-01-05 | 重庆南方数控设备有限责任公司 | Rotary table positioning system |
| CN203376334U (en) * | 2013-07-16 | 2014-01-01 | 李中 | Automatic feeding device capable of automatically metering volume and mixing uniformly |
| CN204065043U (en) * | 2014-09-01 | 2014-12-31 | 周德波 | The positioning equipment of the automatic fraction collection of double circuit |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116105547A (en) * | 2023-04-07 | 2023-05-12 | 山西壶化集团金星化工有限公司 | Detonating tool production equipment and production system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104198633B (en) | 2017-06-30 |
| CN107290467B (en) | 2019-04-30 |
| CN104198633A (en) | 2014-12-10 |
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Effective date of registration: 20191205 Address after: 239000 Sanzhu team, Wangying village, Shizi Town, Quanjiao County, Chuzhou City, Anhui Province Patentee after: Anhui D & Automation Equipment Co Ltd Address before: 250100 new building 27, College of chemistry and chemical engineering, 518 Da Shan Nan Road, Licheng District, Shandong, Ji'nan Patentee before: Zhou Debo |
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| TR01 | Transfer of patent right |