CN105983460A - Multi-cavity experimental apparatus capable of realizing precise blending of chemical reagents - Google Patents
Multi-cavity experimental apparatus capable of realizing precise blending of chemical reagents Download PDFInfo
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- CN105983460A CN105983460A CN201510049552.6A CN201510049552A CN105983460A CN 105983460 A CN105983460 A CN 105983460A CN 201510049552 A CN201510049552 A CN 201510049552A CN 105983460 A CN105983460 A CN 105983460A
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Abstract
The invention provides a multicavity experimental apparatus capable of realizing precise blending of chemical reagents. The upper end of a reagent tube A is provided with a reagent tube handle A; a scale A is arranged on the reagent tube A; the lower end of the reagent tube A is provided with a tube head which is fixedly connected with the reagent tube A; the lower end of the tube head is provided with a conveyer tube; an adjusting turn button is mounted on the central part of the conveyer tube; the lower end of the conveyer tube is provided with a needle head; a reagent tube B is installed in the reagent tube A; the upper end of the reagent tube B in the reagent tube A is provided with a reagent tube handle B; the lower end of the reagent tube B is provided with a rubber ring A matching with the reagent tube A; a reagent tube C is installed in the reagent tube B; and the lower end of the reagent tube C is provided with a rubber ring B matching with the reagent tube B. Through arrangement of a plurality of reagent tubes, the volume of the experimental apparatus can be increased; and the experimental apparatus enables the ratios of reagents to be more precise in the process of chemical experiments, prevents dropping of chemical reagents and guarantees safety of chemical experiments.
Description
Technical field
The present invention relates to a kind of chemical experimental instrument, especially relate to a kind of Multicarity and can accurately allocate the experimental apparatus of chemical reagent.
Background technology
Known, chemical laboratory is to provide chemical experiment condition and carries out the important place of scientific exploration, in the process of general chemistry teaching of senior middle school, helps student to be better understood by by carry out various chemical experiment and grasps this subject of chemistry.Some instruments conventional in the chemical experiment indoor of senior middle school have graduated cylinder, beaker, reagent bottle, test tube or glue head dropper etc., when carrying out high school chemical experiment, need multiple chemical reagent is carried out quantitative allotment.At present, when chemical reagent is allocated, it is mostly first reagent to be poured in graduated cylinder, after measuring chemical reagent capacity by graduated cylinder, then chemical reagent is poured into test tube or reagent bottle in graduated cylinder, although the allotment of chemical reagent so can be carried out, but operation sequence is numerous and diverse, need the most first to pour in graduated cylinder chemical reagent to be deployed into measure, and chemical reagent pour into pour out during easily drip and spill, it is impossible to accurately allotment chemical reagent amount.Additionally, in allocation process, chemical reagent easily drips and spills, polluting laboratory table, especially when allocating some chemical reagent with corrosivity or toxicity, chemical reagent drips to spill and not only damages experiment table top, bring injury also can to the hand of student, cause the generation of security incident.
In chemical experiment, acid base neutralization titration is most basic Experiment of Analytical Chemistry, the compulsory course of Ye Shi regular senior secondary school chemistry.Current acid base neutralization titration select acid buret and base buret to test, soda acid consumption is determined by observation indicator color change when arriving titration end-point, add one close to should change into during terminal, shake several under, finally, add half, i.e. shake conical flask, until the change of obvious color occurs in solution, and colour-fast in half a minute, till accurately reaching home.This operation student adding one or half is difficult to control, and slightly neglects, and is easy for dripping excess, increases experimental error.
Summary of the invention
In order to overcome the deficiency in background technology, the invention discloses a kind of Multicarity and can accurately allocate the experimental apparatus of chemical reagent, by arranging several Reagent Tube, it is possible to increase the volume of experimental apparatus；During not only making chemical experiment by the present invention, reagent proportioning is the most accurate, and prevents dripping of chemical reagent to spill, and has safely provided guarantee for chemical experiment.
Realize technical scheme as follows:
nullA kind of Multicarity can accurately allocate the experimental apparatus of chemical reagent，Including push rod and Reagent Tube A，Reagent Tube handle A it is provided with in the upper end of Reagent Tube A，Reagent Tube A is provided with scale A，It is provided with tube head in the lower end of Reagent Tube A，Described tube head is fixing with Reagent Tube A to be connected，Conveying pipe it is provided with in the lower end of described tube head，It is provided with adjusting knob in the middle part of described conveying pipe，It is provided with syringe needle in the lower end of described conveying pipe，Reagent Tube B it is provided with inside Reagent Tube A，It is provided with Reagent Tube handle B in the Reagent Tube B upper end within described Reagent Tube A，Described Reagent Tube B is provided with scale B，It is provided with the rubber ring A suitable with Reagent Tube A in described Reagent Tube B lower end，It is provided with Reagent Tube C in the inside of described Reagent Tube B，It is provided with Reagent Tube handle C in the Reagent Tube C4 upper end within described Reagent Tube B，Described Reagent Tube C is provided with scale C，It is provided with the rubber ring B suitable with Reagent Tube B in described Reagent Tube C lower end，It is provided with push rod inside described Reagent Tube C，It is provided with press handle in the push rod upper end within described Reagent Tube C，It is provided with rubber stopper C in the lower end of described push rod，Described push rod is threaded connection with Reagent Tube C or interference-fit type is connected，Described Reagent Tube C is threaded connection with Reagent Tube B or interference-fit type is connected，Described Reagent Tube B is threaded connection with Reagent Tube A or interference-fit type is connected，Can continue to increase several Reagent Tube inside described Reagent Tube C.
Described Multicarity can accurately allocate the experimental apparatus of chemical reagent, is provided with female thread at described Reagent Tube A inwall, is provided with the external screw thread corresponding with the female thread of Reagent Tube A inwall on the rubber ring A of described Reagent Tube B lower end.
Described Multicarity can accurately allocate the experimental apparatus of chemical reagent, and described Reagent Tube A and Reagent Tube B7 is threadeded by the external screw thread on the female thread on Reagent Tube A inwall and Reagent Tube B lower end rubber ring A.
Described Multicarity can accurately allocate the experimental apparatus of chemical reagent, and described Reagent Tube B is threaded connection with Reagent Tube A and is threaded in or out.
Described Multicarity can accurately allocate the experimental apparatus of chemical reagent, and the multiple Reagent Tubes within described Reagent Tube A are identical structure.
Described Multicarity can accurately allocate the experimental apparatus of chemical reagent, and described conveying pipe is demountable structure.
The invention has the beneficial effects as follows, a kind of Multicarity of the present invention can accurately allocate the experimental apparatus of chemical reagent, by arranging several Reagent Tube, it is possible to increase the volume of experimental apparatus；By adjusting knob, the flow velocity of liquid at syringe needle can well be controlled, when carrying out acid base neutralization titration chemical experiment, can well control, close to titration end-point, the amount that solution oozes, reduce experimental error, beneficially experimental implementation；When carrying out chemical experiment, conveniently chemical reagent to be deployed can be sucked in Reagent Tube and measure, it is not necessary to chemical reagent to be deployed be poured in graduated cylinder and measures；By the invention enables in chemical reagent allocation process, can effectively prevent from chemical reagent from dripping to spill, avoid laboratory table to be contaminated, especially when allocating some chemical reagent with corrosivity or toxicity, greatly reduce the probability of corrosive chemical damage hand, it is to avoid the generation of security incident.
Accompanying drawing explanation
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is that the present invention uses status architecture schematic diagram.
Fig. 2 is the Reagent Tube structural representation of the present invention.
Fig. 3 is the normal condition structural representation of the present invention.
In figure: 1. press handle, 2. push rod, 3. Reagent Tube handle C, 4. Reagent Tube C, 5. scale C, 6. Reagent Tube handle B, 7. Reagent Tube B, 8. scale B, 9. Reagent Tube handle A, 10. Reagent Tube A, 11. scale A, 12. tube head, 13. adjusting knobs, 14. conveying pipes, 15. syringe needle, 16. rubber stopper C, 17. rubber ring B, 18. rubber ring A, 19. external screw threads, 20. female threads.
Detailed description of the invention
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, and the basic structure of the present invention is described the most in a schematic way, and therefore it only shows the composition relevant with the present invention.
nullIn conjunction with accompanying drawing 1、Structure given by 2 or 3，A kind of Multicarity can accurately be allocated the experimental apparatus of chemical reagent and include push rod 2 and Reagent Tube A10，Reagent Tube handle A9 it is provided with in the upper end of Reagent Tube A10，Reagent Tube A10 is provided with scale A11，It is provided with tube head 12 in the lower end of Reagent Tube A10，Described tube head 12 is fixing with Reagent Tube A10 to be connected，It is provided with dismountable conveying pipe 14 in the lower end of described tube head 12，It is provided with adjusting knob 13 in the middle part of described conveying pipe 14，It is provided with syringe needle 15 in the lower end of described conveying pipe 14，Reagent Tube B7 it is provided with inside Reagent Tube A10，It is provided with Reagent Tube handle B6 in the Reagent Tube B7 upper end within described Reagent Tube A10，Described Reagent Tube B7 is provided with scale B8，It is provided with the rubber ring A18 suitable with Reagent Tube A10 in described Reagent Tube B7 lower end，It is provided with Reagent Tube C4 in the inside of described Reagent Tube B7，It is provided with Reagent Tube handle C3 in the Reagent Tube C4 upper end within described Reagent Tube B6，Described Reagent Tube C4 is provided with scale C5，It is provided with the rubber ring B17 suitable with Reagent Tube B7 in described Reagent Tube C4 lower end，It is provided with push rod 2 inside described Reagent Tube C4，It is provided with press handle 1 in push rod 2 upper end within described Reagent Tube C4，It is provided with rubber stopper C16 in the lower end of described push rod 2，Described push rod 2 is threaded connection with Reagent Tube C4 or interference-fit type is connected，Described Reagent Tube C4 is threaded connection with Reagent Tube B7 or interference-fit type is connected，Described Reagent Tube B7 is threaded connection with Reagent Tube A10 or interference-fit type is connected，When Reagent Tube B7 is threadeded with Reagent Tube A10，It is provided with female thread 20 at described Reagent Tube A10 inwall，The rubber ring A18 of described Reagent Tube B7 lower end is provided with the external screw thread 19 corresponding with the female thread 20 of Reagent Tube A10 inwall，Described Reagent Tube A10 and Reagent Tube B7 is threadeded by the female thread 20 on Reagent Tube A10 inwall and the external screw thread 19 on the rubber ring A18 of Reagent Tube B7 lower end，Described Reagent Tube B7 is threaded connection with Reagent Tube A10 and is threaded in or out，Can continue to increase several Reagent Tube inside described Reagent Tube C4，Multiple Reagent Tubes within described Reagent Tube A10 are identical structure.
Implement Multicarity of the present invention and can accurately allocate the experimental apparatus of chemical reagent, when carrying out chemical reagent allotment, conveying pipe 14 is arranged on the tube head 12 of Reagent Tube A10 front end, by the adjusting knob 13 on regulation conveying pipe 14, opens internal for conveying pipe 14；When carrying out the allotment of a small amount of chemical reagent, the syringe needle 15 of conveying pipe 14 front end is penetrated in the reagent bottle filling chemical reagent, staff holds with a firm grip on the other hand Reagent Tube A10, another hands is by knob Reagent Tube handle B6 or by Reagent Tube handle B6 pull Reagent Tube B7, Reagent Tube B7 is screwed out or extracts out, thus the chemical reagent in reagent bottle is extracted out, by observing the scale A11 on Reagent Tube A10, when chemical reagent reaches requirement, stop pull, the chemical reagent in Reagent Tube A10 is clamp-oned in test tube and carry out allocating；nullWhen carrying out the allotment of a large amount of chemical reagent，Syringe needle 15 is penetrated after filling in the reagent bottle of chemical reagent，By pull Reagent Tube handle B6，Reagent Tube B7 is extracted out，Thus by inside the chemical reagent suction Reagent Tube A10 in reagent bottle，When in Reagent Tube A10, chemical reagent pumps full，By pull Reagent Tube handle C3，Reagent Tube C4 in Reagent Tube B7 is extracted out，Can continue to suck in Reagent Tube B7 chemical reagent，When in Reagent Tube B7, chemical reagent pumps full，By pull press handle 1，Push rod 2 in Reagent Tube C4 is extracted out，Can continue in chemical reagent suction Reagent Tube C4，Substantial amounts of chemical reagent extraction can be carried out，After extraction，By the adjusting knob 13 on regulation conveying pipe 14，Can be to the chemical reagent flow velocity of extrusion、Flow is adjusted，Syringe needle 15 is directed at test tube，Pressing press handle 1 the most successively、Reagent Tube handle C3、Chemical reagent is clamp-oned in test tube by Reagent Tube handle B6；During not only making chemical experiment by the present invention, reagent proportioning is the most accurate, and prevents dripping of chemical reagent to spill, and has safely provided guarantee for chemical experiment.
With the above-mentioned desirable embodiment according to the present invention for enlightenment, by above-mentioned description, relevant staff can carry out various change and amendment completely in the range of without departing from this invention technological thought.The content that the technical scope of this invention is not limited in description, it is necessary to determine its technical scope according to right.
Claims (6)
- null1. a Multicarity can accurately allocate the experimental apparatus of chemical reagent，Including push rod (2) and Reagent Tube A(10)，It is characterized in that: at Reagent Tube A(10) upper end be provided with Reagent Tube handle A(9)，At Reagent Tube A(10) on be provided with scale A(11)，At Reagent Tube A(10) lower end be provided with tube head (12)，Described tube head (12) and Reagent Tube A(10) fixing it is connected，Conveying pipe (14) it is provided with in the lower end of described tube head (12)，It is provided with adjusting knob (13) at described conveying pipe (14) middle part，It is provided with syringe needle (15) in the lower end of described conveying pipe (14)，At Reagent Tube A(10) internal it is provided with Reagent Tube B(7)，At described Reagent Tube A(10) internal Reagent Tube B(7) upper end is provided with Reagent Tube handle B(6)，At described Reagent Tube B(7) on be provided with scale B(8)，At described Reagent Tube B(7) lower end is provided with and Reagent Tube A(10) suitable rubber ring A(18)，At described Reagent Tube B(7) inside be provided with Reagent Tube C(4)，At described Reagent Tube B(6) internal Reagent Tube C(4) upper end is provided with Reagent Tube handle C(3)，At described Reagent Tube C(4) on be provided with scale C(5)，At described Reagent Tube C(4) lower end is provided with and Reagent Tube B(7) suitable rubber ring B(17)，At described Reagent Tube C(4) internal it is provided with push rod (2)，At described Reagent Tube C(4) internal push rod (2) upper end is provided with press handle (1)，It is provided with rubber stopper C(16) in the lower end of described push rod (2)，Described push rod (2) and Reagent Tube C(4) it is threaded connection or interference-fit type is connected，Described Reagent Tube C(4) with Reagent Tube B(7) be threaded connection or interference-fit type is connected，Described Reagent Tube B(7) with Reagent Tube A(10) be threaded connection or interference-fit type is connected，At described Reagent Tube C(4) internal can continue to increase several Reagent Tube.
- Multicarity the most according to claim 1 can accurately allocate the experimental apparatus of chemical reagent, it is characterized in that: at described Reagent Tube A(10) inwall is provided with female thread (20), at described Reagent Tube B(7) the rubber ring A(18 of lower end) and on be provided with and Reagent Tube A(10) the corresponding external screw thread (19) of the female thread (20) of inwall.
- Multicarity the most according to claim 1 and 2 can accurately allocate the experimental apparatus of chemical reagent, it is characterized in that: described Reagent Tube A(10) with Reagent Tube B(7) by Reagent Tube A(10) female thread (20) on inwall and Reagent Tube B(7) lower end rubber ring A(18) and on external screw thread (19) threaded.
- Multicarity the most according to claim 1 can accurately allocate the experimental apparatus of chemical reagent, it is characterized in that: described Reagent Tube B(7) with Reagent Tube A(10) be threaded connection and be threaded in or out.
- Multicarity the most according to claim 1 can accurately allocate the experimental apparatus of chemical reagent, it is characterized in that: described Reagent Tube A(10) internal multiple Reagent Tubes are identical structure.
- Multicarity the most according to claim 1 can accurately allocate the experimental apparatus of chemical reagent, it is characterized in that: described conveying pipe (14) is demountable structure.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510049552.6A CN105983460B (en) | 2015-02-01 | 2015-02-01 | A kind of Multicarity can accurately deploy the laboratory apparatus of chemical reagent |
| CN201811628576.7A CN109622088A (en) | 2015-02-01 | 2015-02-01 | A kind of Multicarity can accurately deploy the laboratory apparatus of chemical reagent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510049552.6A CN105983460B (en) | 2015-02-01 | 2015-02-01 | A kind of Multicarity can accurately deploy the laboratory apparatus of chemical reagent |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811628576.7A Division CN109622088A (en) | 2015-02-01 | 2015-02-01 | A kind of Multicarity can accurately deploy the laboratory apparatus of chemical reagent |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105983460A true CN105983460A (en) | 2016-10-05 |
| CN105983460B CN105983460B (en) | 2019-03-08 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811628576.7A Withdrawn CN109622088A (en) | 2015-02-01 | 2015-02-01 | A kind of Multicarity can accurately deploy the laboratory apparatus of chemical reagent |
| CN201510049552.6A Active CN105983460B (en) | 2015-02-01 | 2015-02-01 | A kind of Multicarity can accurately deploy the laboratory apparatus of chemical reagent |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811628576.7A Withdrawn CN109622088A (en) | 2015-02-01 | 2015-02-01 | A kind of Multicarity can accurately deploy the laboratory apparatus of chemical reagent |
Country Status (1)
| Country | Link |
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| CN (2) | CN109622088A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106872642A (en) * | 2017-01-03 | 2017-06-20 | 北京雪迪龙科技股份有限公司 | A kind of micro-sampling pipe |
| CN108212240A (en) * | 2018-01-17 | 2018-06-29 | 张晓驰 | A kind of experiment of high accurancy and precision chemical reagent deployment device |
| CN112903359A (en) * | 2021-02-04 | 2021-06-04 | 高代祥 | New coronary vaccine detects with sampling device who has regulation formula |
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| CN2738880Y (en) * | 2004-10-10 | 2005-11-09 | 季克和 | Fractional-quantity continuous extrusion tpye liquid transfer device |
| CN200942340Y (en) * | 2006-08-03 | 2007-09-05 | 赵瑾明 | Bushing type closed tube |
| US20100083775A1 (en) * | 2008-09-12 | 2010-04-08 | Eppendorf Ag | Pipetting device |
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| US3685514A (en) * | 1969-09-23 | 1972-08-22 | Paul E Cheney | Two compartment syringe |
| US3835835A (en) * | 1972-11-07 | 1974-09-17 | Richardson Merrell Inc | Two compartment locking sampling syringe |
| US8075533B2 (en) * | 2005-05-02 | 2011-12-13 | Preventiv, Inc. | Autoflush syringe |
| CN201022887Y (en) * | 2007-03-17 | 2008-02-20 | 马群山 | Screw propelling syringe |
| CN201453303U (en) * | 2009-08-20 | 2010-05-12 | 赵菁 | Spiral self-locking syringe |
| GB201113606D0 (en) * | 2011-08-05 | 2011-09-21 | Norbrook Lab Ltd | Dual chamber syringe |
| WO2014001880A1 (en) * | 2012-06-26 | 2014-01-03 | Dominions Healthcare Pvt. Ltd. | Dual chamber syringe |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2141567Y (en) * | 1992-09-11 | 1993-09-01 | 翁炳焕 | Adjustable quantitative liquid feeder |
| CN2738880Y (en) * | 2004-10-10 | 2005-11-09 | 季克和 | Fractional-quantity continuous extrusion tpye liquid transfer device |
| CN200942340Y (en) * | 2006-08-03 | 2007-09-05 | 赵瑾明 | Bushing type closed tube |
| US20100083775A1 (en) * | 2008-09-12 | 2010-04-08 | Eppendorf Ag | Pipetting device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106872642A (en) * | 2017-01-03 | 2017-06-20 | 北京雪迪龙科技股份有限公司 | A kind of micro-sampling pipe |
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| CN108212240A (en) * | 2018-01-17 | 2018-06-29 | 张晓驰 | A kind of experiment of high accurancy and precision chemical reagent deployment device |
| CN112903359A (en) * | 2021-02-04 | 2021-06-04 | 高代祥 | New coronary vaccine detects with sampling device who has regulation formula |
| CN112903359B (en) * | 2021-02-04 | 2024-01-30 | 嘉兴倍创网络科技有限公司 | Sampling device with regulation formula for new crown vaccine detection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109622088A (en) | 2019-04-16 |
| CN105983460B (en) | 2019-03-08 |
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