CN109772218A - Quantitative reagent injection device - Google Patents
Quantitative reagent injection device Download PDFInfo
- Publication number
- CN109772218A CN109772218A CN201811649754.4A CN201811649754A CN109772218A CN 109772218 A CN109772218 A CN 109772218A CN 201811649754 A CN201811649754 A CN 201811649754A CN 109772218 A CN109772218 A CN 109772218A
- Authority
- CN
- China
- Prior art keywords
- tube body
- push rod
- pipe
- regulation pipe
- piston
- 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.)
- Granted
Links
Landscapes
- Sampling And Sample Adjustment (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Abstract
The invention discloses a kind of quantitative reagent injection devices, including the first tube body, are set to the first intracorporal second tube body of pipe, and for changing the dosage regulation pipe of reagent dosage, the dosage regulation pipe for being inserted into dosage regulation pipe is inserted into hole and driving means；The driving means includes being set to the first intracorporal first piston of pipe, is set to the second intracorporal second piston of pipe, the first push rod, the second push rod and total push plate；One end of first push rod is fixedly connected with first piston, and one end of the second push rod is fixedly connected with second piston, and the other end of the other end of the first push rod and the second push rod is fixedly connected with total push plate.The invention has the following beneficial effects: the present invention to be uniformly mixed by that both in reagent injecting sample, will can make, and prevents toxic reagent from excessively causing harm to the human body or reagent is very few is unfavorable for Sample preservation；The depth adjustment amount of reagent for being inserted into the second tube body by changing dosage regulation pipe, can be realized being quantitatively adding for reagent；Integrated operation is convenient.
Description
Technical field
The present invention relates to reagent injector design fields, reagent can be made to mix with sample more particularly, to one kind
It is even, it is easy to operate, it can be quantitatively adding toxic reagent, reduce the quantitative reagent injection device of the injury to human body.
Background technique
When at sea acquiring zooplankter, it is that seawater is passed through into zooplankter net filtration, is attached in the specimen bottle of 1L, then plus
Enter formaldehyde and preservation is fixed.But current staff is directly to be poured into formaldehyde in specimen bottle, results in sample in this way
Formaldehyde is excessive or very few in bottle.The very few Sample preservation that will lead to of concentration of formaldehyde is not perfect, is easy to rot；Excessively it will lead in sample
Concentration of formaldehyde is too high, and smell is pungent when identifying indoors, is chronically in this environment to human body nocuousness, or even cause disease
Occur.
Summary of the invention
For the present invention in order to overcome reagent existing in the prior art to mix unevenness with sample, concentration of formaldehyde is very few to will lead to sample
This preservation is not perfect, is easy to rot；Excessively it will lead to that concentration of formaldehyde in sample is too high, and deficiency harmful to human body provides
One kind can be such that reagent is uniformly mixed with sample, easy to operate, can be quantitatively adding toxic reagent, reduce the injury to human body
Quantitative reagent injection device.
To achieve the goals above, the invention adopts the following technical scheme:
A kind of quantitative reagent injection device, including the first tube body are set to the first intracorporal second tube body of pipe, for changing examination
The dosage regulation pipe of agent dose, the dosage regulation pipe for being inserted into dosage regulation pipe are inserted into hole and driving means；The push dress
It sets including being set to the first intracorporal first piston of pipe, is set to the second intracorporal second piston of pipe, the first push rod, the second push rod and total
Push plate；One end of first push rod is fixedly connected with first piston, and the other end of the first push rod passes through the first tube body and total push plate is solid
Fixed connection, one end of the second push rod are fixedly connected with second piston, and the other end of the second push rod passes through the second tube body and the first pipe
Body is fixedly connected with total push plate；The inner sidewall of first tube body and the lateral wall of the second tube body are tangent；The lateral wall of first piston point
It is not bonded with the lateral wall of the inner sidewall of the first tube body and the second tube body；Dosage regulation pipe is inserted into hole and runs through the first tube body left side
With the top of the left side of the second tube body.
The present invention, which first passes through, to be pulled out in the enough samples to the first tube body of total push plate extraction, is then inwardly pushed and is always pushed away
Plate manages the intracorporal reagent injection first of the second pipe in intracorporal sample, is uniformly mixed the two, the sample that will finally mix
In reagent injecting sample bottle, operation of the present invention is simple, reagent can be made to be uniformly mixed with sample；Meanwhile the present invention can lead to
Overtreatment regulation pipe is inserted into the amount of reagent of the depth adjustment addition of the second tube body, can be realized being quantitatively adding for reagent.
Preferably, second push rod is telescopic bar, the second push rod includes several sleeves, for fixed each
Several of a sleeve fix device；The diameter ecto-entad of each sleeve is sequentially reduced；The telescopic longest of second push rod is long
The equal length of degree and the first push rod；Using fixed device fixed jacket cylinder and each inner sleeve, so that total push plate is toward when pushing back
It will not shrink, reagent can be released.
Preferably, further including being set to the first tube body and liquid injection hole, venthole and fluid hole on the second tube body；Liquid injection hole
Run through the outer peripheral surface of the first tube body and the second tube body with venthole, is formed between fluid hole the first tube body of direction and the second tube body
Cavity.
Preferably, the lower part of the left side of first tube body is equipped with tube head, the right side of the first tube body is equipped with convex
Edge.
Preferably, being equipped with graduation mark on the dosage regulation pipe and the first tube body；Can quantitatively sample drawn and
Quantitative addition reagent.
Preferably, the fixed device is pivot pin.
Preferably, dosage regulation pipe insertion hole is equipped with sealing device；Dosage regulation pipe be inserted into hole diameter with
The outer diameter of dosage regulation pipe is adapted；The leakproofness that ensure that the second tube body, prevents reagent from leaking.
Preferably, the fluid hole is equipped with rubber one way valve；Guarantee that reagent can only be arranged by fluid hole to the first pipe
In body, the sample in the first tube body be cannot flow into the second tube body.
Preferably, the first tube body and the second tube body are made of integral molding techniques.
Therefore, the invention has the following beneficial effects: the present invention by the way that the second intracorporal reagent of pipe is injected the first tube body
Sample in, both can make to be uniformly mixed, prevent toxic reagent from excessively causing harm to the human body or preventing reagent very few not
Conducive to the preservation of sample；The amount of reagent for being inserted into the depth adjustment addition of the second tube body by changing dosage regulation pipe, can be realized
Reagent is quantitatively adding；The configuration of the present invention is simple, it is easy to operate.
Detailed description of the invention
Fig. 1 is a kind of cross-sectional view of the invention；
Fig. 2 is a kind of cross-sectional view in the direction A-A in Fig. 1 of the invention.
In figure: the first tube body 1, the second tube body 2, dosage regulation pipe 3, first piston 4, second piston 5, the first push rod 6,
It is two push rods 7, total push plate 8, liquid injection hole 9, venthole 10, fluid hole 11, dosage regulation pipe insertion hole 12, tube head 13, flange 14, close
Seal apparatus 15, rubber one way valve 16, sleeve 71, fixed device 72.
Specific embodiment
The present invention is described further with specific embodiment with reference to the accompanying drawing:
Embodiment
Embodiment as shown in Figure 1 is quantitative reagent injection device, including the first tube body 1, is set to the first pipe intracorporal the
Two tube bodies 2, for changing the dosage regulation pipe 3 of reagent dosage, driving means, the fluid injection on the first tube body and the second tube body
Hole 9, venthole 10, fluid hole 11 and the dosage regulation pipe for being inserted into dosage regulation pipe are inserted into hole 12；The driving means packet
It includes and is set to the first intracorporal first piston 4 of pipe, be set to the second intracorporal second piston 5 of pipe, the first push rod 6, the second push rod 7 and total
Push plate 8；The lower part of the left side of first tube body is equipped with tube head 13, and the right side of the first tube body is equipped with flange 14；First
One end of push rod is fixedly connected with first piston, and the other end of the first push rod passes through the first tube body and is fixedly connected with total push plate, the
One end of two push rods is fixedly connected with second piston, and the other end of the second push rod passes through the second tube body and the first tube body and total push plate
It is fixedly connected；The inner sidewall of first tube body and the lateral wall of the second tube body are tangent；The lateral wall of first piston is managed with first respectively
The fitting of the lateral wall of the inner sidewall of body and the second tube body；Liquid injection hole and venthole run through the periphery of the first tube body and the second tube body
Face, dosage regulation pipe are inserted into hole through the top of the first tube body left side and the left side of the second tube body, fluid hole direction first
The cavity formed between tube body and the second tube body.
Wherein, as shown in Figure 1, second push rod is telescopic bar, the second push rod includes several sleeves 71, is used
Several in each sleeve of fixation fix device 72；The diameter ecto-entad of each sleeve is sequentially reduced；Second push rod can be stretched
The equal length of the extreme length of contracting and the first push rod；The fixed device is pivot pin.
In addition, as shown in Fig. 2, the first piston is in crescent；It is equipped on the dosage regulation pipe and the first tube body
Graduation mark；As shown in Figure 1, dosage regulation pipe insertion hole is equipped with sealing device 15；The diameter in dosage regulation pipe insertion hole
It is adapted with the outer diameter of dosage regulation pipe；The sealing device is sealing ring；The fluid hole is equipped with rubber one way valve 16；Note
Fluid apertures and venthole are equipped with sealing cover；First tube body and the second tube body are made of integral molding techniques.
Application method of the invention is as follows:
Step 1, according to the sample size SY sample drawn of setting: being pulled outwardly total push plate, total push plate drives the first push rod and the
One piston moves to the right, and sample is sucked in the first tube body by tube head；Meanwhile second push rod also move to the right, inner sleeve
It is protruding, each sleeve is fixed with pivot pin；When the sample size of extraction is equal with the sample size of setting, stop drag
Total push plate；
Step 2 is quantitatively adding formaldehyde formulations: the amount of reagent SS, SS=(5%-10%) needed is determined according to sample size SY
SY；The volume S of amount of reagent SS and the second tube body as needed obtains the volume SC, SC=that dosage regulation pipe is inserted into the second tube body
S-SS；The scale value on the volume SC and dosage regulation pipe of the second tube body is inserted by agent according to the dosage regulation pipe for calculating acquisition
Regulation pipe is measured to be inserted into the second tube body from dosage regulation pipe insertion hole；The sealing cover for opening liquid injection hole and venthole, formaldehyde is tried
Agent is injected in the second tube body from liquid injection hole, after filling formaldehyde formulations, covers the sealing cover of liquid injection hole and venthole；
Step 3, will be in uniformly mixed sample and formaldehyde formulations injecting sample bottle: inwardly pushing total push plate, total push plate band
Dynamic second push rod and second piston move downward, and the rubber one way valve on fluid hole is opened, and formaldehyde formulations are by the second tube body
It is interior to be injected in the first tube body through fluid hole, it is mixed with sample, wherein when second piston is in contact with dosage regulation pipe, continue
Push total push plate, total push plate drives the second push rod and second piston to move downward, formaldehyde formulations by the second tube body through fluid hole
Dosage regulation pipe is released into the second tube body for reusing while injection in the first tube body；Meanwhile total push plate drives first to push away
Bar and first piston also move downward, will be in uniformly mixed sample and formaldehyde formulations injecting sample bottle.
When the present apparatus is not used, first piston is located at the leftmost side of the first tube body, and second piston is located at the second tube body
The rightmost side, the inner sleeve of the second push rod are collapsed in outer sleeve；After present apparatus use, first piston is drawn to first
The rightmost side of tube body draws second piston to the rightmost side of the second tube body, removes the pivot pin for being inserted into each sleeve, inwardly pushes total
Push plate, total push plate drive the first push rod and first piston also to move downward, while each inner sleeve being collapsed into outer sleeve, when
First piston stops pushing total push plate when reaching the first tube body leftmost side, returns first piston, second piston and the second push rod
To it is unused when state, convenient for next time use.
It should be understood that this embodiment is only used to illustrate the invention but not to limit the scope of the invention.In addition, it should also be understood that,
After having read the content of the invention lectured, those skilled in the art can make various modifications or changes to the present invention, these etc.
Valence form is also fallen within the scope of the appended claims of the present application.
Claims (9)
1. a kind of quantitative reagent injection device, which is characterized in that including the first tube body (1), be set to intracorporal second pipe of the first pipe
Body (2), for changing the dosage regulation pipe (3) of reagent dosage, the dosage regulation pipe for being inserted into dosage regulation pipe is inserted into hole
(12) and driving means；The driving means includes being set to the first intracorporal first piston (4) of pipe, is set to the second pipe intracorporal the
Two pistons (5), the first push rod (6), the second push rod (7) and total push plate (8)；One end of first push rod and the fixed company of first piston
It connects, the other end of the first push rod passes through the first tube body and is fixedly connected with total push plate, and one end and the second piston of the second push rod are fixed
The other end of connection, the second push rod passes through the second tube body and the first tube body is fixedly connected with total push plate；The inner sidewall of first tube body
It is tangent with the lateral wall of the second tube body；The lateral wall of the first piston outside with the inner sidewall of the first tube body and the second tube body respectively
Wall fitting；Dosage regulation pipe is inserted into hole through the top of the first tube body left side and the left side of the second tube body.
2. quantitative reagent injection device according to claim 1, which is characterized in that second push rod is telescopic
Bar, the second push rod include several sleeves (71), for fixing several fixations device (72) of each sleeve；Each sleeve
Diameter ecto-entad is sequentially reduced；The equal length of second push rod telescopic extreme length and the first push rod.
3. quantitative reagent injection device according to claim 1, which is characterized in that further include being set to the first tube body and second
Liquid injection hole (9), venthole (10) and fluid hole (11) on tube body；Liquid injection hole and venthole run through the first tube body and the second tube body
Outer peripheral surface, fluid hole is towards the cavity formed between the first tube body and the second tube body.
4. quantitative reagent injection device according to claim 1, which is characterized in that under the left side of first tube body
Portion is equipped with tube head (13), and the right side of the first tube body is equipped with flange (14).
5. quantitative reagent injection device according to claim 1, which is characterized in that the dosage regulation pipe and the first tube body
On be equipped with graduation mark.
6. quantitative reagent injection device according to claim 2, which is characterized in that the fixed device is pivot pin.
7. quantitative reagent injection device according to claim 3, which is characterized in that the dosage regulation pipe is inserted into Kong Shangshe
There are sealing device (15)；The diameter in dosage regulation pipe insertion hole is adapted with the outer diameter of dosage regulation pipe.
8. quantitative reagent injection device according to claim 3, which is characterized in that it is unidirectional that the fluid hole is equipped with rubber
Valve (16).
9. quantitative reagent injection device described according to claim 1 or 2 or 3 or 4 or 5 or 6 or 7 or 8, which is characterized in that the
One tube body and the second tube body are made of integral molding techniques.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811649754.4A CN109772218B (en) | 2018-12-30 | 2018-12-30 | Quantitative reagent injection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811649754.4A CN109772218B (en) | 2018-12-30 | 2018-12-30 | Quantitative reagent injection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109772218A true CN109772218A (en) | 2019-05-21 |
| CN109772218B CN109772218B (en) | 2021-06-22 |
Family
ID=66499666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811649754.4A Active CN109772218B (en) | 2018-12-30 | 2018-12-30 | Quantitative reagent injection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109772218B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112326645A (en) * | 2020-10-30 | 2021-02-05 | 上海明略人工智能(集团)有限公司 | Cleaning equipment |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101312759A (en) * | 2004-12-24 | 2008-11-26 | 伊恩·马歇尔·穆尔 | Safety syringe |
| CN101379374A (en) * | 2006-02-13 | 2009-03-04 | 分配技术有限公司 | Dosing device for a fluid |
| US20100145305A1 (en) * | 2008-11-10 | 2010-06-10 | Ruth Alon | Low volume accurate injector |
| CN202240417U (en) * | 2011-09-06 | 2012-05-30 | 珠海格力电器股份有限公司 | Pre-tightening head of plastic nut and automatic plastic nut tightening machine |
| CN203402520U (en) * | 2013-08-23 | 2014-01-22 | 赵寒梅 | Novel tablet distribution box |
| CN203539804U (en) * | 2013-10-11 | 2014-04-16 | 深圳市南山区人民医院 | Type A endotoxin quantitative syringe |
| CN104014073A (en) * | 2014-06-25 | 2014-09-03 | 苏州蔻美新材料有限公司 | Hydro-liquid dressing injection device |
| US20150129064A1 (en) * | 2010-12-21 | 2015-05-14 | Bayer Medical Care Inc. | Fluid Mixing System For Pumping Devices And Methods For Use With Medical Fluids |
| CN205041911U (en) * | 2015-10-16 | 2016-02-24 | 山东凯利医疗器械有限公司 | Disposable medical syringe |
| CN107073199A (en) * | 2014-09-05 | 2017-08-18 | 魏民 | Automatic injection device for variable dose of medication |
| CN206766757U (en) * | 2017-05-05 | 2017-12-19 | 苏州信亨自动化科技有限公司 | A kind of quantitative medicine outlet device of modified medicine in bulk |
| CN207964748U (en) * | 2018-02-05 | 2018-10-12 | 天津双佛生物科技有限公司 | A kind of adjustable sample introduction needle of input |
-
2018
- 2018-12-30 CN CN201811649754.4A patent/CN109772218B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101312759A (en) * | 2004-12-24 | 2008-11-26 | 伊恩·马歇尔·穆尔 | Safety syringe |
| CN101379374A (en) * | 2006-02-13 | 2009-03-04 | 分配技术有限公司 | Dosing device for a fluid |
| US20100145305A1 (en) * | 2008-11-10 | 2010-06-10 | Ruth Alon | Low volume accurate injector |
| US20150129064A1 (en) * | 2010-12-21 | 2015-05-14 | Bayer Medical Care Inc. | Fluid Mixing System For Pumping Devices And Methods For Use With Medical Fluids |
| CN202240417U (en) * | 2011-09-06 | 2012-05-30 | 珠海格力电器股份有限公司 | Pre-tightening head of plastic nut and automatic plastic nut tightening machine |
| CN203402520U (en) * | 2013-08-23 | 2014-01-22 | 赵寒梅 | Novel tablet distribution box |
| CN203539804U (en) * | 2013-10-11 | 2014-04-16 | 深圳市南山区人民医院 | Type A endotoxin quantitative syringe |
| CN104014073A (en) * | 2014-06-25 | 2014-09-03 | 苏州蔻美新材料有限公司 | Hydro-liquid dressing injection device |
| CN107073199A (en) * | 2014-09-05 | 2017-08-18 | 魏民 | Automatic injection device for variable dose of medication |
| CN205041911U (en) * | 2015-10-16 | 2016-02-24 | 山东凯利医疗器械有限公司 | Disposable medical syringe |
| CN206766757U (en) * | 2017-05-05 | 2017-12-19 | 苏州信亨自动化科技有限公司 | A kind of quantitative medicine outlet device of modified medicine in bulk |
| CN207964748U (en) * | 2018-02-05 | 2018-10-12 | 天津双佛生物科技有限公司 | A kind of adjustable sample introduction needle of input |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112326645A (en) * | 2020-10-30 | 2021-02-05 | 上海明略人工智能(集团)有限公司 | Cleaning equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109772218B (en) | 2021-06-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20090178725A1 (en) | Apparatus for extracting, measuring and transferring fluids | |
| US3162195A (en) | Vacuated body fluid collection vial | |
| CN109772218A (en) | Quantitative reagent injection device | |
| CN209495883U (en) | A kind of pharmacy experimental sample-taking device | |
| CN204863220U (en) | Disposable antivacuum heparin tube | |
| US2851036A (en) | Combination pre-sterilized syringe and container | |
| CN109363796A (en) | A kind of domestic animal continuous injector for domestic animals | |
| CN210775357U (en) | Sample introduction bottle for liquid chromatograph | |
| CN209695251U (en) | A kind of lung cancer tumor sampler | |
| CN203107875U (en) | Assembly of medicine bottle and injection device | |
| CN207575482U (en) | A kind of injector for medical purpose for facilitating drawing liquid | |
| US2436638A (en) | Blood specimen container and cooperating withdrawing means | |
| CN205392482U (en) | Manual accurate liquid filler suitable for cold -trap | |
| CN204050535U (en) | Joint syringe | |
| CN210128871U (en) | Device for taking loose stool sample | |
| CN209966432U (en) | Gastric juice collection device | |
| CN211244602U (en) | Western medicine diverging device | |
| CN208115785U (en) | A kind of novel quantitative suction dropper | |
| CN105923276A (en) | Pathological specimen storing and transferring device | |
| CN201282970Y (en) | Blood sampling tube | |
| CN208464137U (en) | A kind of anus, oropharyngeal swab specimen acquisition device | |
| CN209285527U (en) | A kind of animal blood taking device | |
| CN207613775U (en) | A kind of arteria hemostix | |
| CN205107702U (en) | Blood sampling device | |
| CN205683295U (en) | A kind of syringe for solution for skin test configuration |
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 |