CN203842600U - One-time pipetting gun coating head - Google Patents
One-time pipetting gun coating head Download PDFInfo
- Publication number
- CN203842600U CN203842600U CN201420251466.4U CN201420251466U CN203842600U CN 203842600 U CN203842600 U CN 203842600U CN 201420251466 U CN201420251466 U CN 201420251466U CN 203842600 U CN203842600 U CN 203842600U
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- China
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- thread pipe
- intermediate thread
- rifle head
- interface portion
- liquid
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- Expired - Fee Related
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Abstract
The utility model relates to a one-time pipetting gun coating head which is matched with a pipetting gun. The one-time pipetting gun coating head is composed of a head body, a middle threaded pipe and a connector part and is provided with a sealing sleeve, wherein the sealing sleeve can be easily removed, the middle threaded pipe is initially in a tight thread full-tightening state, and additionally, the sealing sleeve is arranged on the outer side of the middle threaded pipe in a sheathed manner; after the sealing sleeve is removed, the middle threaded pipe can be extended and retracted and bent at a certain angle; the sealing sleeve and the middle threaded pipe are made of same materials, a large amount of flake connection is formed between the sealing sleeve and the middle threaded pipe, and openings which are easy to separate are formed in the flake connection, so as to enable the sealing sleeve to be separated from the middle threaded pipe under the action of ordinary external force. The one-time pipetting gun coating head disclosed by the utility model has two functions of pipetting and coating and has the advantages of simplicity and convenience in operation, capability of bending, high-temperature resistance, high-pressure resistance, disposability, time saving, labor saving, slight pollution, large liquid dosage and wide application range. The utility model further relates to a use method and steps of the one-time pipetting gun coating head.
Description
Technical field
The utility model belongs to life science/biological field, relates to the concrete technical field of microbiology, molecular biology experiment apparatus and use, relates in particular to a kind of for disposable liquid-transfering gun coating gun head and using method thereof for experimental liquid coating.
Background technology
In Microbiology Experiment and molecular biology experiment, the use of spreading rod is comparatively extensive, and as common L-type spreading rod, and common rifle head is also frequent replacing, and consumption is very big.At present dull and stereotyped coating use is spreading rod, and spreading rod material be generally be glass or stainless.
There is very large defect at present such experiment appliance: the drawback of spreading rod own is a lot, must be under the calcination of flame when glass spreading rod is used, and high temperature is easy to grip not, and easily smashes; Stainless spreading rod is because iron and steel specific heat is too little, after heating up heat radiation slowly, meaningless waits for too long, and spreading rod is all coated with and once needs to burn once, uses comparatively trouble.The utility model can overcome above shortcoming, and advantage is: 1, rifle head, can be crooked after having removed sealing shroud, and what its original state can possess common rifle head moves liquid function, can be for coating after stretch bending; 2, rifle head can be used as spreading rod, also can move liquid; 3, rifle head is plastic products, disposable, and production prices are cheap, more cost-saving than spreading rod; 4, can autoclaving; 5, in use procedure without flame calcination; 6, a rifle head has substituted rifle head and spreading rod in the past, convenient and simple for operation quick, time saving and energy saving; The liquid-transfering gun function 7, with general rifle head; 8, can reduce to drop and the pollution such as spill; 9, be applicable to the every field of liquid extraction coating.10, can support the use with standard liquid-transfering gun rifle, have a wide range of applications field.
In a word, disposable liquid-transfering gun coating gun head easy operating, time saving and energy saving, Painting effect is good, can move liquid and also can be coated with, and sterile working is secure.
Summary of the invention
The utility model proposes a kind of disposable liquid-transfering gun coating gun head, be used in conjunction with liquid-transfering gun, and the using method of using it:
Coating gun header structure forms and comprises: interface portion, intermediate thread pipe, rifle head body;
Its interface portion, intermediate thread pipe, rifle head body three parts are suitable for connecting successively according to the order of interface portion, intermediate thread pipe, rifle head body, and interface portion is also applicable to be combined with the insertion section of pipettor; The internal diameter of the internal diameter of interface portion and general standard pipettor cooperatively interacts;
This interface portion is truncated cone-shaped or cylindrical, and surface is smooth surface; During for truncated cone-shaped, the oral area bore joining with pipettor is larger;
This intermediate thread pipe is comprised of certain toughness and deformable material, the upper and lower homogeneous of its external diameter internal diameter; Its material can be polyurethane material, as TPU etc.;
This rifle head body is taper, and liquid outlet bore is thinner, thicker with intermediate thread pipe junction bore, smooth outer surface;
Interface portion, intermediate thread pipe, rifle head body are made by high pressure resistant material, and the making material that it uses is transparent or translucent;
The material of intermediate thread pipe can be consistent with interface portion and rifle head body; Also can be suitable for as required other material;
Intermediate thread pipe has the sealing shroud that can simply remove, and intermediate thread pipe is initially the full deflated state of screw thread closely, and overcoat sealing shroud, can stretch, retract after removal sealing shroud simultaneously, and crooked certain angle;
Be the backbone screwed pipe of the full deflated state of screw thread closely, its structure does not have large difference with general rifle head, can bear the common liquid task dispatching that moves;
Interface portion is connected with intermediate thread pipe, and being connected of intermediate thread pipe and rifle head body, can be that adhesive type is tightly connected, can be also that screw-type is tightly connected, or be tightly connected with the screw-type of O-ring seal, here, those skilled in the art can select connected mode according to specific needs, as not high with liquid, requirement for experiment condition in experiment, can be tightly connected with adhesive type, if harsher to requirement for experiment condition, screw-type that can select tape O-ring seal is tightly connected;
Its material for interface portion, intermediate thread pipe, rifle head body is plastics, and color is colourless or possesses certain color.
The design parameter of the disposable liquid-transfering gun coating gun head of the rifle head of its applicable 200 μ l liquid-transfering gun specifications is: interface portion length 1-2cm, and peristome internal diameter 5-6mm, external diameter 7-8mm, thickness 1-2mm, for inserting liquid-transfering gun; Intermediate thread pipe is retractable curved 90, length 5mm-1cm, intracavity diameter 3-4mm, external diameter 5-6mm; Rifle head body: taper length 3-4cm, conical upper chamber diameter 3-4mm, external diameter 4-6mm, thickness 1-2mm.
The design parameter of the disposable liquid-transfering gun coating gun head of the rifle head of its applicable 1000 μ l liquid-transfering gun specifications: interface portion length 1-2cm, peristome internal diameter 5-6mm, external diameter 7-8mm, thickness 1-2mm, for inserting liquid-transfering gun; Intermediate thread pipe is retractable curved 90, length 1-2cm, intracavity diameter 4-5mm, external diameter 6-7mm; Rifle head body: taper, length 4-6cm, conical upper chamber diameter 5-6mm, external diameter 7-8mm, thickness 1-2mm.
The material of interface portion, intermediate thread pipe, rifle head body can be respectively PP, polyurethane material, PP, and sealing shroud can be any just convenient plastic material of removing of can slightly exerting oneself.
That has utilized disposable liquid-transfering gun coating gun head of the present utility model moves liquid using method, comprises the following steps:
1) choose the liquid-transfering gun of appropriate size, liquid-transfering gun is inserted to interface portion, keep closely connecting;
2) with liquid-transfering gun, draw sample liquids to the amount needing, pipette amount of liquid and be no more than the amount of liquid that liquid-transfering gun specification can be held;
3) utilize rifle head, imbitition dripped to plate media surface: the amount of liquid oozing is here the amount that is suitable for coating, specifically according to the difference of object liquid detecting, the difference of experiment purpose and different;
4) rifle head body tip is withstood on to plate and cover inner face, make rifle head intermediate thread partly crooked, allow rifle tilt simultaneously, angled with media surface, rear push-and-pull several, and then rotary coating, can complete the even coating of liquid like this;
5), after being coated with, liquid-transfering gun rifle head is discarded.
Operation in step (4) is specially: rifle head body tip is withstood on to plate lid inner face, make rifle head intermediate thread part crooked 90, allow rifle tilt simultaneously, become 30-45 ° with media surface, previously, push-and-pull was 2-3 time, and then rotary coating, can complete so the even coating of bacterium liquid.
The selected liquid-transfering gun specification that can coordinate can be two kinds of specifications of 200 μ l or 1000 μ l, also can choose other common specification liquid-transfering guns.As 400,600,800ul etc.
accompanying drawing explanation:
Specifically see specification digest accompanying drawing 1.The structure of the disposable liquid-transfering gun coating gun of accompanying drawing 1 head forms.1. interface portion 2. intermediate thread pipe 3. rifle head bodies.
the specific embodiment:
Used disposable liquid-transfering gun coating gun head, its composition comprises interface portion, intermediate thread pipe, rifle head body.
Interface portion, intermediate thread pipe, rifle head body three parts are suitable for connecting successively according to the order of interface portion, intermediate thread pipe, rifle head body, and interface portion is also applicable to be combined with the insertion section of pipettor;
This interface portion is cylindrical, and surface is smooth surface;
This intermediate thread pipe is comprised of certain toughness and deformable material, the upper and lower homogeneous of its external diameter internal diameter;
This rifle head body is taper, and liquid outlet bore is thinner, thicker with intermediate thread pipe junction bore, smooth outer surface;
Interface portion, intermediate thread pipe, rifle head body are made by high pressure resistant material, and the making material that it uses is transparent or translucent;
The material of intermediate thread pipe can be consistent with interface portion and rifle head body; Also can be suitable for as required other material;
Intermediate thread pipe has the sealing shroud that can simply remove, and intermediate thread pipe is initially the full deflated state of screw thread closely, and overcoat sealing shroud, can stretch, retract after removal sealing shroud simultaneously, and crooked certain angle;
Interface portion is connected with intermediate thread pipe, and being connected of intermediate thread pipe and rifle head body, and is that adhesive type is tightly connected.
Material for interface portion, intermediate thread pipe, rifle head body is plastics, and color is milky.
This rifle head is for being applicable to the disposable liquid-transfering gun coating gun head of the rifle head of 200 μ l liquid-transfering gun specifications, design parameter:
Interface portion length 1-2cm, peristome internal diameter 5-6mm, external diameter 7-8mm, thickness 1-2mm, for inserting liquid-transfering gun;
Intermediate thread pipe is retractable curved 90, length 5mm-1cm, intracavity diameter 3-4mm, external diameter 5-6mm;
Rifle head body: taper length 3-4cm, conical upper chamber diameter 3-4mm, external diameter 4-6mm, thickness 1-2mm.
The material of interface portion, intermediate thread pipe, rifle head body is respectively PP, polyurethane material, PP.
Its using method of disposable liquid-transfering gun coating gun head, comprises the following steps and 1. chooses required rifle head, and liquid-transfering gun is inserted to upper interface portions, keeps closely connecting; 2. with liquid-transfering gun, draw sample liquids to the amount needing, pipette amount of liquid and be no more than 200 μ l; 3. imbitition is dripped to plate media surface: 4. rifle head body tip is withstood on to plate lid inner face, allow rifle head intermediate thread pipe bending 90, allow rifle tilt simultaneously, at 45 ° with media surface, previously, push-and-pull was 3 times, and then rotary coating, can complete so the even coating of bacterium liquid.5., after being coated with, liquid-transfering gun rifle head is discarded.
By using result to show: the related disposable coating gun head of the utility model has the liquid of moving and two kinds of functions of coating, easy and simple to handle, flexible, high temperature resistant, high pressure resistant, disposable, and time and labour saving, pollutes less, and consumption is large, and user is wide.
The above,, in order to the technical solution of the utility model to be described, is not intended to limit; Although the utility model is had been described in detail with reference to aforementioned content, those of ordinary skill in the art is to be understood that: it still can be modified to aforementioned recorded technical scheme and related content, or part technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of the utility model embodiment technical scheme.
Claims (6)
1. a disposable liquid-transfering gun coating gun head, is characterized in that this coating gun header structure forms to comprise:
Interface portion, intermediate thread pipe, rifle head body;
Have the sealing shroud that can simply remove, intermediate thread pipe is initially the full deflated state of screw thread closely, while overcoat sealing shroud, and after removal sealing shroud, intermediate thread pipe can be stretched, retract, and crooked certain angle;
Sealing shroud and intermediate thread pipe are identical material, between have many places sheets to connect, sheet junction all has and is easy to separated opening, is convenient to make sealing shroud separated with intermediate thread pipe under common External Force Acting.
2. a kind of disposable liquid-transfering gun coating gun head as claimed in claim 1, further possesses feature:
Interface portion, intermediate thread pipe, rifle head body three parts are suitable for connecting successively according to the order of interface portion, intermediate thread pipe, rifle head body, and interface portion is also applicable to be combined with the insertion section of pipettor;
This interface portion is truncated cone-shaped or cylindrical, and surface is smooth surface;
Interface portion, intermediate thread pipe, its making material of using of rifle head body are transparent or translucent;
This intermediate thread pipe is comprised of certain toughness and deformable material, and its material is consistent with interface portion and rifle head body, or is suitable for other material as required, the upper and lower homogeneous of its external diameter internal diameter;
This rifle head body is taper, and liquid outlet bore is thinner, thicker with intermediate thread pipe junction bore, smooth outer surface;
Interface portion is connected with intermediate thread pipe, and the connected mode of intermediate thread pipe and rifle head body, is that adhesive type is tightly connected, and screw-type is tightly connected, or with the screw-type of the O-ring seal three kinds of optional one of connected mode that are tightly connected.
3. a kind of disposable liquid-transfering gun coating gun head as claimed in claim 1 or 2, also possesses feature:
Material for interface portion, intermediate thread pipe, rifle head body is plastics, and color is colourless or possesses certain color.
4. a kind of disposable liquid-transfering gun coating gun head as claimed in claim 3, also possesses feature:
The design parameter of the disposable liquid-transfering gun coating gun head of the rifle head of applicable 200 μ l liquid-transfering gun specifications:
Interface portion length 1-2cm, peristome internal diameter 5-6mm, external diameter 7-8mm, thickness 1-2mm, for inserting liquid-transfering gun;
Intermediate thread pipe is retractable curved 90, length 5mm-1cm, intracavity diameter 3-4mm, external diameter 5-6mm;
Rifle head body: taper length 3-4cm, conical upper chamber diameter 3-4mm, external diameter 4-6mm, thickness 1-2mm.
5. a kind of disposable liquid-transfering gun coating gun head as claimed in claim 3, also possesses feature:
The design parameter of the disposable liquid-transfering gun coating gun head of the rifle head of applicable 1000 μ l liquid-transfering gun specifications:
Interface portion length 1-2cm, peristome internal diameter 5-6mm, external diameter 7-8mm, thickness 1-2mm, for inserting liquid-transfering gun;
Intermediate thread pipe is retractable curved 90, length 1-2cm, intracavity diameter 4-5mm, external diameter 6-7mm;
Rifle head body: taper, length 4-6cm, conical upper chamber diameter 5-6mm, external diameter 7-8mm, thickness 1-2mm.
6. a kind of disposable liquid-transfering gun coating gun head as described in claim 4 or 5, also possesses feature:
The material of interface portion, intermediate thread pipe, rifle head body is respectively PP, polyurethane material, PP.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420251466.4U CN203842600U (en) | 2014-05-16 | 2014-05-16 | One-time pipetting gun coating head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420251466.4U CN203842600U (en) | 2014-05-16 | 2014-05-16 | One-time pipetting gun coating head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203842600U true CN203842600U (en) | 2014-09-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420251466.4U Expired - Fee Related CN203842600U (en) | 2014-05-16 | 2014-05-16 | One-time pipetting gun coating head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203842600U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107325961A (en) * | 2017-06-23 | 2017-11-07 | 湖北省农业科学院果树茶叶研究所 | Suction head type bacterium apparatus for coating |
-
2014
- 2014-05-16 CN CN201420251466.4U patent/CN203842600U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107325961A (en) * | 2017-06-23 | 2017-11-07 | 湖北省农业科学院果树茶叶研究所 | Suction head type bacterium apparatus for coating |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20150516 |
|
| EXPY | Termination of patent right or utility model |