CN109777727A - A kind of portable microbial suspension coating pipette tips and its design method - Google Patents

A kind of portable microbial suspension coating pipette tips and its design method Download PDF

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Publication number
CN109777727A
CN109777727A CN201910180773.5A CN201910180773A CN109777727A CN 109777727 A CN109777727 A CN 109777727A CN 201910180773 A CN201910180773 A CN 201910180773A CN 109777727 A CN109777727 A CN 109777727A
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China
Prior art keywords
pipette tips
microbial suspension
interface portion
ontology
coating
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Pending
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CN201910180773.5A
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Chinese (zh)
Inventor
徐昭焕
马建
崔汝强
石绪根
况卫刚
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Jiangxi Agricultural University
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Jiangxi Agricultural University
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Priority to CN201910180773.5A priority Critical patent/CN109777727A/en
Publication of CN109777727A publication Critical patent/CN109777727A/en
Pending legal-status Critical Current

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  • Coating Apparatus (AREA)

Abstract

The invention discloses a kind of portable microbial suspension coating pipette tips and its design methods, it includes interface portion and pipette tips ontology that the portable microbial suspension, which is coated with pipette tips, connecting band is equipped between interface portion and pipette tips ontology, the portion open at one end of interface portion is connected with liquid-transfering gun elastic suction nozzle, and inner wall protrusion in other end opening portion is equipped with short cylindrical shape flange collar;Pipette tips body upper part cylindrical structure opening portion inner wall is equipped with the recessed circle of short cylindrical shape.The present invention also provides a kind of design methods of portable microbial suspension coating pipette tips.The configuration of the present invention is simple, design science, high temperature high voltage resistant, have liquid relief and coating dual function, after disposable liquid relief, pipette tips ontology can be coated with by common external force and interface section from microbial suspension is directly used in, and greatly facilitate liquid relief and painting work, simple and effective, time and labour saving effectively prevents tradition coating bring pollution problem, is worthy of popularization.

Description

A kind of portable microbial suspension coating pipette tips and its design method
Technical field
The invention belongs to biological medicine consumptive material technical field, be related to a kind of portable microbial suspension coating pipette tips and its Design method.
Background technique
Currently, the liquid relief coating of microbial suspension needs first to carry out liquid relief with liquid-transfering gun, then in Microbiology Experiment It is coated again with triangle or L-type spreading rod.But there are following disadvantages for the method: 1) spreading rod material be generally glass or Stainless steel, but the spreading rod of glass material is easier to smash, and temperature is not easy to control when flame calcination, the spreading rod of stainless steel material Specific heat capacity is smaller, and easy heat radiation, waiting time be not longer by Yi Shengwen;2) liquid relief is separated with coating the two, and pipette tips are frequently replaced, coating Stick frequently uses, and being coated with once must be primary with flame calcination sterilizing, needs to wait for radiating after calcination, take time and effort, easily causes Pollution reduces working efficiency.The present invention can overcome disadvantage mentioned above, and advantage is: 1) the coating pipette tips have liquid relief and coating Dual function, it is time saving and energy saving instead of original pipette tips and spreading rod, improve working efficiency;2) the coating pipette tips are polypropylene Material, disposable products, production cost are lower than spreading rod;3) can be used for moving when the coating pipette tips interface portion is connected with pipette tips main body Liquid, pipette tips main body can be used for being coated with when separation, it is easy to operate efficiently;4) the coating pipette tips can be used for moving after high pressure-temperature sterilizes Liquid is coated with, and is not required to flame calcination in use process, time saving and energy saving;5) the coating pipette tips have the liquid-transfering gun function of common pipette tips, It can be placed in pipette tips box, matched with standard liquid-transfering gun.Therefore, a kind of portable microbial suspension coating gun header structure letter Single, design science has liquid relief and coating dual function, greatly facilitates liquid relief and painting work, improve work efficiency, Tradition coating bring pollution problem is effectively prevented, is worthy of popularization.
Summary of the invention
The purpose of the present invention is to provide a kind of portable microbial suspension coating pipette tips and its design methods, that is, are directed to Microbial suspension liquid relief, major defect existing for coating and a kind of coating pipette tips designed at present, it is micro- convenient for disposably completing The liquid relief of biological suspensions is coated with, and easy to operate efficiently time saving and energy saving, Painting effect is good, and traditional coating zone can effectively be avoided Pollution problem, make up the deficiencies in the prior art.
Its technical solution is as follows:
A kind of portable microbial suspension coating pipette tips, including interface portion 1 and pipette tips ontology 3, interface portion 1 and pipette tips sheet Connecting band 2 is equipped between body 3, the portion open at one end of interface portion 1 is connected with liquid-transfering gun elastic suction nozzle, other end opening portion inner wall Protrusion is equipped with short cylindrical shape flange collar;3 upper cylindrical structural openings portion's inner wall of pipette tips ontology is equipped with the recessed circle of short cylindrical shape.
Further, the interface portion 1 is cylinder.
Further, 3 top of pipette tips ontology is cylindrical, and lower part is in cone.
Further preferably, the internal diameter of 1 internal diameter of interface portion and general standard pipettor cooperates, in portion open at one end Wall protrusion is equipped with short cylindrical shape flange collar, and the opening portion button type for being equipped with the recessed circle of short cylindrical shape with pipette tips ontology 3 is tightly connected, connection Wall surface is smooth inside and outside pipette tips afterwards.
Further preferably, 3 upper cylindrical structural openings portion's inner wall of pipette tips ontology is equipped with the recessed circle of short cylindrical shape, and connects The opening portion button type that oral area 1 is equipped with short cylindrical shape flange collar is tightly connected, and the liquid outlet bore of lower cone shape structure is thinner.
Further preferably, described 2 one end of connecting band is fixedly connected with the outer surface of interface portion 1, the other end and pipette tips ontology 3 Top be fixedly connected.
More preferably, the interface portion 1, connecting band 2 and pipette tips ontology 3 have high temperature high voltage resistant, transparent or semitransparent Polypropylene material is made, and coating pipette tips surfaces externally and internally is smooth.
Compared with prior art, the configuration of the present invention is simple, design science have liquid relief and coating dual function, disposably After liquid relief, pipette tips body bottom portion can be with interface section from connecting band is in nearly right angle, and pipette tips ontology can be straight after flipping sterilized equipment It connects for being coated with, greatly facilitates liquid relief and painting work, improve work efficiency, effectively prevent tradition coating bring Pollution problem is worthy of popularization.
The design method of portable microbial suspension coating pipette tips of the present invention, comprising the following steps:
Step 1, interface portion design: length 1-1.5cm, internal diameter 5-6mm in portion's open at one end, 8-9mm of outer diameter, 2-3mm of thickness, It is inserted into for liquid-transfering gun elastic suction nozzle;Other end opening portion inner wall short cylindrical shape flange collar length 1-2mm, 5-6mm of opening portion internal diameter, 7-8mm of outer diameter, 1-2mm of thickness, for being inserted into pipette tips ontology.
Step 2, pipette tips body design: 3-4mm of upper cylindrical structure length, 2-3mm of thickness, opening portion inner wall short cylindrical The length and internal diameter of the recessed circle of shape are identical as the length of interface portion inner wall short cylindrical shape flange collar and outer diameter respectively, and 1-2mm of thickness is convenient for It is tightly connected with interface portion button type;Lower cone shape structure length 3-4cm, 1-2mm of thickness, bottom liquid outlet bore 0.5- 2mm。
Step 3, connecting band design: 0.5-1cm of length, 3-4mm of width, 0.5-1mm of thickness, centre tool folding line, Tu Buzhuan It is in nearly right angle under state, in favor of the coating of pipette tips ontology.
Step 4, material design: the material of coating pipette tips interface portion, pipette tips ontology and connecting band is transparent or semitransparent Polypropylene material, coating pipette tips surfaces externally and internally are smooth.
Beneficial effects of the present invention:
Portable microbial suspension provided by the invention is coated with pipette tips, and structure is simple, design science, high temperature high voltage resistant, Have liquid relief and be coated with dual function, after disposable liquid relief, pipette tips body bottom portion can be with interface section after flipping sterilized equipment From connecting band is in nearly right angle, conducive to pipette tips ontology for being coated with, greatly facilitates liquid relief and painting work, simple and effective saves Shi Shenggong effectively prevents tradition coating bring pollution problem, is worthy of popularization.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that portable microbial suspension of the present invention is coated with pipette tips;
Fig. 2 is the coating status diagram that portable microbial suspension of the present invention is coated with pipette tips.
Specific embodiment
Technical solution of the present invention is described in more detail with reference to the accompanying drawings and detailed description.
- Fig. 2 referring to Fig.1, a kind of portable microbial suspension coating pipette tips, including interface portion 1 and pipette tips ontology 3, connect Connecting band 2 is equipped between oral area 1 and pipette tips ontology 3, the portion open at one end of interface portion 1 is connected with liquid-transfering gun elastic suction nozzle, separately Inner wall protrusion in portion's open at one end is equipped with short cylindrical shape flange collar;3 upper cylindrical structural openings portion's inner wall of pipette tips ontology is equipped with short circle The recessed circle of cylindricality.
The interface portion 1 is cylinder.
3 top of pipette tips ontology is cylindrical, and lower part is in cone.
Further preferably, the internal diameter of 1 internal diameter of interface portion and general standard pipettor cooperates, in portion open at one end Wall protrusion is equipped with short cylindrical shape flange collar, and the opening portion button type for being equipped with the recessed circle of short cylindrical shape with pipette tips ontology 3 is tightly connected, connection Wall surface is smooth inside and outside pipette tips afterwards.
Further preferably, 3 upper cylindrical structural openings portion's inner wall of pipette tips ontology is equipped with the recessed circle of short cylindrical shape, and connects The opening portion button type that oral area 1 is equipped with short cylindrical shape flange collar is tightly connected, and the liquid outlet bore of lower cone shape structure is thinner.
Further preferably, described 2 one end of connecting band is fixedly connected with the outer surface of interface portion 1, the other end and pipette tips ontology 3 Top be fixedly connected.
More preferably, the interface portion 1, connecting band 2 and pipette tips ontology 3 are by high temperature high voltage resistant, transparent or semitransparent Polypropylene material is made, and coating pipette tips surfaces externally and internally is smooth.
Compared with prior art, the configuration of the present invention is simple, design science, high temperature high voltage resistant have liquid relief and are coated with dual Function, after disposable liquid relief, pipette tips body bottom portion flip after sterilized equipment can with interface section from, connecting band is in nearly right angle, Pipette tips ontology can be directly used for being coated with, and greatly facilitate liquid relief and painting work, improve work efficiency, and effectively prevent passing System coating bring pollution problem, is worthy of popularization.
The design method of portable microbial suspension coating pipette tips of the present invention, comprising the following steps:
Step 1, interface portion design: length 1-1.5cm, internal diameter 5-6mm in portion's open at one end, 8-9mm of outer diameter, 2-3mm of thickness, It is inserted into for liquid-transfering gun elastic suction nozzle;Other end opening portion inner wall short cylindrical shape flange collar length 1-2mm, 5-6mm of opening portion internal diameter, 7-8mm of outer diameter, 1-2mm of thickness, for being inserted into pipette tips ontology.
Step 2, pipette tips body design: 3-4mm of upper cylindrical structure length, 2-3mm of thickness, opening portion inner wall short cylindrical The length and internal diameter of the recessed circle of shape are identical as the length of interface portion inner wall short cylindrical shape flange collar and outer diameter respectively, and 1-2mm of thickness is convenient for It is tightly connected with interface portion button type;Lower cone shape structure length 3-4cm, 1-2mm of thickness, bottom liquid outlet bore 0.5- 2mm。
Step 3, connecting band design: 0.5-1cm of length, 3-4mm of width, 0.5-1mm of thickness, centre tool folding line, Tu Buzhuan It is in nearly right angle under state, in favor of the coating of pipette tips ontology.
Step 4, material design: the material of coating pipette tips interface portion, pipette tips ontology and connecting band is transparent or semitransparent Polypropylene material, coating pipette tips surfaces externally and internally are smooth.
The foregoing is only a preferred embodiment of the present invention, the scope of protection of the present invention is not limited to this, it is any ripe Know those skilled in the art within the technical scope of the present disclosure, the letter for the technical solution that can be become apparent to Altered or equivalence replacement are fallen within the protection scope of the present invention.

Claims (8)

1. a kind of portable microbial suspension is coated with pipette tips, it is characterised in that: including interface portion and pipette tips ontology, interface portion with Connecting band is equipped between pipette tips ontology, the portion open at one end of interface portion is connected with liquid-transfering gun elastic suction nozzle, other end opening portion Inner wall protrusion is equipped with short cylindrical shape flange collar;Pipette tips body upper part cylindrical structure opening portion inner wall is equipped with the recessed circle of short cylindrical shape.
2. portable microbial suspension according to claim 1 is coated with pipette tips, it is characterised in that: the interface portion is circle Cylindricality.
3. portable microbial suspension according to claim 1 is coated with pipette tips, it is characterised in that: on the pipette tips ontology Portion is cylindrical, and lower part is in cone.
4. portable microbial suspension according to claim 1 is coated with pipette tips, it is characterised in that: the interface portion internal diameter It cooperates with the internal diameter of general standard pipettor, mouth inner wall protrusion in one end is equipped with cylindrical flange collar, is equipped with pipette tips ontology The oral area button type of cylindrical recessed circle is tightly connected, and wall surface is smooth inside and outside pipette tips after connection.
5. portable microbial suspension according to claim 1 is coated with pipette tips, it is characterised in that: on the pipette tips ontology Portion's short cylindrical shape structure mouth inner wall is equipped with the recessed circle of short cylindrical shape, and the oral area button type for being equipped with cylindrical flange collar with interface portion seals Connection, the liquid outlet bore of lower cone shape structure are thinner.
6. portable microbial suspension according to claim 1 is coated with pipette tips, it is characterised in that: described connecting band one end It is fixedly connected with the outer surface of interface portion, the other end is fixedly connected with the top of pipette tips ontology.
7. portable microbial suspension according to claim 1 is coated with pipette tips, it is characterised in that: the interface portion, company Tape splicing and pipette tips ontology are made of high temperature high voltage resistant, saturating color or translucent polypropylene material, are coated with pipette tips surfaces externally and internally light It is sliding.
8. the design method of the coating pipette tips of portable microbial suspension described in claim 1, it is characterised in that: including following step It is rapid:
Step 1, interface portion design: length 1-1.5cm, internal diameter 5-6mm in portion's open at one end, 8-9mm of outer diameter, 2-3mm of thickness are used for The insertion of liquid-transfering gun elastic suction nozzle;Other end opening portion inner wall short cylindrical shape flange collar length 1-2mm, 5-6mm of opening portion internal diameter, outer diameter 7-8mm, 1-2mm of thickness, for being inserted into pipette tips ontology;
Step 2, pipette tips body design: 3-4mm of upper cylindrical structure length, 2-3mm of thickness, opening portion inner wall short cylindrical shape are recessed The length and internal diameter of circle are identical as the length of interface portion inner wall short cylindrical shape flange collar and outer diameter respectively, 1-2mm of thickness, convenient for connect Oral area button type is tightly connected;Lower cone shape structure length 3-4cm, 1-2mm of thickness, 0.5-2mm of bottom liquid outlet bore;
Step 3, connecting band design: 0.5-1cm of length, 3-4mm of width, 0.5-1mm of thickness, centre tool folding line, under coating state In nearly right angle, in favor of the coating of pipette tips ontology;
Step 4, material design: the material of coating pipette tips interface portion, pipette tips ontology and connecting band is transparent or semitransparent poly- third Alkene material, coating pipette tips surfaces externally and internally are smooth.
CN201910180773.5A 2019-03-11 2019-03-11 A kind of portable microbial suspension coating pipette tips and its design method Pending CN109777727A (en)

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CN201910180773.5A CN109777727A (en) 2019-03-11 2019-03-11 A kind of portable microbial suspension coating pipette tips and its design method

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Application Number Priority Date Filing Date Title
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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012100637A (en) * 2010-11-05 2012-05-31 Toshio Fukuda Probe type device for operating micro-material using heat-sensitive responsive polymer
CN202860564U (en) * 2012-10-29 2013-04-10 黑龙江八一农垦大学 Combined type gun head
CN103990503A (en) * 2014-05-16 2014-08-20 临沂大学 Disposable pipette coating tip and using method thereof
CN205024225U (en) * 2015-09-29 2016-02-10 贵州省草业研究所 Simply pave board pipettor suction nozzle device fast
JP2016032481A (en) * 2015-12-07 2016-03-10 大日本印刷株式会社 Method for producing dispensing liquid coated sheet
CN207169776U (en) * 2017-08-31 2018-04-03 河北冠卓检测科技有限公司 Liquid transfer gun head
CN209722148U (en) * 2019-03-11 2019-12-03 江西农业大学 A kind of portable microbial suspension coating pipette tips

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012100637A (en) * 2010-11-05 2012-05-31 Toshio Fukuda Probe type device for operating micro-material using heat-sensitive responsive polymer
CN202860564U (en) * 2012-10-29 2013-04-10 黑龙江八一农垦大学 Combined type gun head
CN103990503A (en) * 2014-05-16 2014-08-20 临沂大学 Disposable pipette coating tip and using method thereof
CN205024225U (en) * 2015-09-29 2016-02-10 贵州省草业研究所 Simply pave board pipettor suction nozzle device fast
JP2016032481A (en) * 2015-12-07 2016-03-10 大日本印刷株式会社 Method for producing dispensing liquid coated sheet
CN207169776U (en) * 2017-08-31 2018-04-03 河北冠卓检测科技有限公司 Liquid transfer gun head
CN209722148U (en) * 2019-03-11 2019-12-03 江西农业大学 A kind of portable microbial suspension coating pipette tips

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