CN208627334U - A kind of high school chemical experiment liquid-transfering device - Google Patents
A kind of high school chemical experiment liquid-transfering device Download PDFInfo
- Publication number
- CN208627334U CN208627334U CN201820503233.7U CN201820503233U CN208627334U CN 208627334 U CN208627334 U CN 208627334U CN 201820503233 U CN201820503233 U CN 201820503233U CN 208627334 U CN208627334 U CN 208627334U
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- China
- Prior art keywords
- suction pipe
- solution
- lasso
- tracheae
- baffle
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Abstract
The utility model discloses a kind of high school chemical experiment liquid-transfering devices, storage capsule is set, tracheae and suction pipe use glass integrated molding, air bag is located at the upper end of tracheae, pass through manual squeezing air bag in liquid relief, it first passes through suction pipe and solution is sucked into suction pipe and storage capsule, the lasso being nested on suction pipe at this time can be moved up and down along suction pipe, the baffle of lasso lower end is contacted with the container upper end mouth for holding solution, when shaking suction pipe to get rid of the solution fallen on suction pipe outer wall, baffle, which can effectively prevent, to be sticked in the solution of suction pipe lower end and splashes to outside container, simultaneously to when being titrated in the solution that instils, baffle is also first contacted with the container upper end mouth of solution to be instiled, student's hand shaking can effectively be avoided and suction pipe lower end and the inner wall of the container of solution to be instiled is caused to collide, the solution to instil is directly instilled wait instil in solution, it keeps away Exempt from the solution to instil along when the inner wall of the container for the solution that instils glides, instillation solution is attached on inner wall the problem for the inaccuracy that causes to instil.
Description
Technical field
The utility model belongs to the technical field of chemical experiment instrument more particularly to a kind of high school chemical experiment is filled with liquid relief
It sets.
Background technique
Chemistry is one kind of natural science, and composition, property, structure and the variation of substance are studied on molecule, atom level
Rule；Create the science of novel substance.The world is chemical then be the mankind to recognize and be transformed the main of the material world by material composition
One of ways and means are a subjects with a long history and dynamic, its achievement is the important symbol of social civilization,
There is two kinds of versions of chemical change and physical change in chemistry.And senior chemistry can not only be later specializing in
The student for learning research lays a solid foundation, but also good existence general knowledge cognition can be formed for pass student, and learns well
Senior chemistry be unable to do without experiment, and experiment enables to student intuitively to understand and grasp the knowledge obtained from books, and existing height
Tool of the suction pipe as liquid relief is generally used in middle chemical experiment, it is right due to high school student and non-professional research chemist
In the use of suction pipe, it is difficult to accurate titration is easy outside solution drips to container in liquid relief, if it is corrosivity it is larger or
Toxic liquid then be easy to cause more serious safety accident.
Utility model content
For the above existing problem, the utility model provides a kind of high school chemical experiment liquid-transfering device, existing
On the basis of having suction pipe, i.e., storage capsule, tracheae and suction pipe use glass integrated molding, and the upper end of tracheae is arranged in air bag,
By manually extruding gasbag when liquid relief, suction pipe is first passed through by solution and sucks suction pipe and storage capsule, during this, be nested in suction
Lasso on pipe can be moved up and down along suction pipe, and the baffle of lasso lower end is contacted with the container upper end mouth for holding solution, shaken
When dynamic suction pipe is to get rid of the solution fallen on suction pipe outer wall, baffle can effectively prevent the solution for sticking in suction pipe lower end to splash to container
Outside, while to when titrating in the solution that instils, baffle is also first contacted with the container upper end mouth of solution to be instiled, and can effectively be kept away
Exempt from student's hand shaking and suction pipe lower end and the inner wall of the container of solution to be instiled is caused to collide, the solution for also allowing for instiling can
Directly to instill the solution for avoiding instiling wait instil in solution edge when the inner wall of the container for the solution that instils glides, instillation solution
It is attached on inner wall and leads to the inaccurate problem that instils；Lasso can be subjected to turn-knob along gap after the completion of instillation and hanged
It hangs on cantilever mast, storage is convenient, is easy to use.
The technical solution of the utility model is:
The utility model provides a kind of high school chemical experiment liquid-transfering device, including air bag, tracheae, storage capsule, suction pipe, mark
Show scale, suction nozzle and attachment ring, the storage capsule is fixedly installed the tracheae and described in spherical shell shape and upper and lower ends respectively
Suction pipe, the tracheae and the suction pipe extend towards respectively, and the upper end of the tracheae is nested with the attachment ring, the attachment ring
Upper end be fixedly installed the air bag, the lower end of the suction pipe is the suction nozzle of taper, and the suction pipe upper end is close to described
Cantilever mast is fixedly installed in the outside wall surface of storage capsule, the cantilever mast horizontal direction extends far from the direction of the suction pipe axis,
It is nested with lasso on the suction pipe, gap is provided on the lasso and is suspended on the cantilever mast by the gap, institute
The lower end for stating lasso is fixedly installed baffle.
Further, the air bag and the attachment ring use rubber integrated molding.
Further, the baffle be in disc-shaped structure, and with the lasso integrated molding.
Further, the diameter of the baffle is 50mm-150mm.
Further, the gap on the lasso includes that inlet and outlet, slideway and gear mouth, the inlet and outlet are arranged from top to bottom
In the upper end of the lasso, the slideway extends along the outside wall surface of the lasso horizontally to the right from the lower end of the inlet and outlet,
The gear mouth upward is provided with above the right end of the slideway, the cantilever mast is embedded in the gear mouth and diameter is small
In the inlet and outlet, slideway and the width for keeping off mouth.
Further, it is provided with mark scale from bottom to top on the side wall of the suction pipe.
The utility model is allowed to specific positive beneficial effect compared with prior art due to using above-mentioned technology are as follows:
1, for the utility model on the basis of existing suction pipe, i.e., storage capsule, tracheae and suction pipe use glass integrated molding,
The upper end of tracheae is arranged in air bag, in liquid relief by manually extruding gasbag, first pass through suction pipe by solution sucking suction pipe and
Storage capsule, during this, the lasso being nested on suction pipe can be moved up and down along suction pipe, the baffle of lasso lower end with hold it is molten
The container upper end mouth of liquid contacts, and when shaking suction pipe to get rid of the solution fallen on suction pipe outer wall, baffle can effectively prevent sticking in
The solution of suction pipe lower end splashes to outside container.
2, to when titrating in the solution that instils, baffle also first connects with the container upper end mouth of solution to be instiled the utility model
Touching, can effectively avoid student's hand shaking and suction pipe lower end and the inner wall of the container of solution to be instiled is caused to collide, also just make
The solution that must be instiled can directly instill the solution for avoiding instiling wait instil in solution under the inner wall of the container of solution to be instiled
When sliding, instillation solution is attached on inner wall and leads to the inaccurate problem that instils.
3, lasso can be carried out turn-knob along gap after the completion of instillation and is suspended on cantilever mast by the utility model, be received
It receives conveniently, is easy to use.
4, the utility model structure is safe and reliable, has good market prospects.
5, the utility model good product performance, long service life.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the explosive view of the utility model.
In figure: 1- air bag, 2- tracheae, 3- storage capsule, 4- lasso, 5- cantilever mast, 6- baffle, 7- suction pipe, 8- mark are carved
Degree, 9- suction nozzle, 10- attachment ring, 41- inlet and outlet, 42- slideway, 43- keep off mouth.
Specific embodiment
In order to clarify the technical characteristics of the invention, below by specific embodiment, and its attached drawing is combined, to this reality
It is described in detail with novel.Following disclosure provides many different embodiments or example is used to realize the utility model
Different structure.In order to simplify the disclosure of the utility model, hereinafter the component of specific examples and setting are described.In addition,
The utility model can in different examples repeat reference numerals and/or letter.This repetition is for simplified and clear mesh
, the relationship between discussed various embodiments and/or setting itself is not indicated.It should be noted that illustrated in the accompanying drawings
Component is not drawn necessarily to scale.The description to known assemblies and treatment technology and process is omitted to avoid not in the utility model
Necessarily limit the utility model.
In addition, in the description of the present invention, it should be noted that term " center ", "center", "upper", "lower",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "inner", "outside" be orientation based on the figure or
Positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
As shown in attached drawing 1- attached drawing 2, the utility model provides a kind of high school chemical experiment liquid-transfering device, including air bag 1,
Tracheae 2, storage capsule 3, suction pipe 7, mark scale 8, suction nozzle 9 and attachment ring 10, storage capsule 3 is in spherical shell shape and upper and lower ends are solid respectively
Surely it is provided with tracheae 2 and suction pipe 7, tracheae 2 and suction pipe 7 extend towards respectively, and the upper end of tracheae 2 is nested with attachment ring 10, engagement
The upper end of circle 10 is fixedly installed air bag 1, and the lower end of suction pipe 7 is the suction nozzle 9 of taper, outer wall of 7 upper end of suction pipe close to storage capsule 3
Cantilever mast 5 is fixedly installed on face, 5 horizontal direction of cantilever mast extends far from the direction of 7 axis of suction pipe, is nested with lasso on suction pipe 7
4, gap is provided on lasso 4 and is suspended on cantilever mast 5 by gap, and the lower end of lasso 4 is fixedly installed baffle 6.
Air bag 1 and attachment ring 10 use rubber integrated molding.
Baffle 6 be in disc-shaped structure, and with lasso integrated molding.
The diameter of baffle 6 is 50mm-150mm.
Gap on lasso 4 includes that lasso 4 is arranged in inlet and outlet 41, slideway 42 and gear mouth 43, inlet and outlet 41 from top to bottom
Upper end, slideway 42 extends horizontally to the right along the outside wall surface of lasso 4 from the lower end of inlet and outlet 41, sets above the right end of slideway 42
It is equipped with gear mouth 43 upward, cantilever mast 5 is embedded in gear mouth 43 and diameter is less than inlet and outlet 41, slideway 42 and gear mouth 43
Width.
Mark scale 8 is provided on the side wall of suction pipe 7 from bottom to top.
Embodiment 1, a kind of high school chemical experiment liquid-transfering device, including air bag 1, tracheae 2, storage capsule 3, suction pipe 7, mark
Scale 8, suction nozzle 9 and attachment ring 10, storage capsule 3 are respectively arranged with tracheae 2 and suction pipe 7, storage capsule in spherical shell shape and upper and lower ends
3, tracheae 2 and suction pipe 7 use glass integrated molding, and tracheae 2 and suction pipe 7 extend towards respectively, and the upper end of tracheae 2 is nested with
Attachment ring 10, the upper end of attachment ring 10 are fixedly installed air bag 1, and the lower end of suction pipe 7 is the suction nozzle 9 of taper, and 7 upper end of suction pipe is close
Cantilever mast 5 is fixedly installed in the outside wall surface of storage capsule 3,5 horizontal direction of cantilever mast extends far from the direction of 7 axis of suction pipe, suction pipe 7
On be nested with lasso 4, gap is provided on lasso 4 and is suspended on cantilever mast 5 by gap, the fixed setting of the lower end of lasso 4
There is baffle 6.
Air bag 1 and attachment ring 10 use rubber integrated molding.
Baffle 6 is in disc-shaped structure, and uses glass integrated molding with lasso.
The diameter of baffle 6 is 50mm-150mm, is suitble to the container of bore 50mm-150mm.
Gap on lasso 4 includes that lasso 4 is arranged in inlet and outlet 41, slideway 42 and gear mouth 43, inlet and outlet 41 from top to bottom
Upper end, slideway 42 extends horizontally to the right along the outside wall surface of lasso 4 from the lower end of inlet and outlet 41, sets above the right end of slideway 42
It is equipped with gear mouth 43 upward, cantilever mast 5 is embedded in gear mouth 43 and diameter is less than inlet and outlet 41, slideway 42 and gear mouth 43
Width.
Mark scale 8 is provided on the side wall of suction pipe 7 from bottom to top.
On the basis of existing suction pipe 7, i.e., storage capsule 3, tracheae 2 and suction pipe 7 use glass integrated molding, and air bag 1 is set
It sets in the upper end of tracheae 2, in liquid relief by manually extruding gasbag 1, first passes through suction pipe 7 for solution and suck suction pipe 7 and storage
Capsule 3 is deposited, during this, the lasso 4 being nested on suction pipe 7 can be moved up and down along suction pipe 7, the baffle 6 of 4 lower end of lasso and be contained
The container upper end mouth contact of solution is put, when shaking suction pipe 7 to get rid of the solution fallen on 7 outer wall of suction pipe, baffle 6 can be effectively prevent
The solution for sticking in 7 lower end of suction pipe splashes to outside container, while to when titrating in the solution that instils, baffle 6 is also first and wait drip
The container upper end mouth contact for infusing solution, can effectively avoid student's hand shaking and lead to the container of suction pipe 7 lower end and solution to be instiled
Inner wall collide, also allow for instil solution can directly instill avoided wait instil in solution instil solution along to
When the inner wall of the container of instillation solution glides, instillation solution is attached on inner wall and leads to the inaccurate problem that instils；It is instiling
Lasso 4 can be subjected to turn-knob along gap after the completion and be suspended on cantilever mast 5, storage is convenient, is easy to use.
In the description of the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " company
Connect ", " fixation " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element.And the material side used by each components of the utility model
Face can be using spring steel material if the components with the description of " elasticity " term, can also be using rubber material
Matter；If the components with the description of " rigidity " term, can be using steel material, can also be using hard engineering plastic
Expect material.For the ordinary skill in the art, above-mentioned term can be understood in the utility model according to concrete condition
In concrete meaning.
One embodiment of the utility model is described in detail above, but the content is only the utility model
Preferred embodiment should not be considered as limiting the scope of the present invention.It is all to be made according to application scope of the utility model
All the changes and improvements etc., should still belong within the patent covering scope of the utility model.
Claims (6)
1. a kind of high school chemical experiment liquid-transfering device, including air bag, tracheae, storage capsule, suction pipe, mark scale, suction nozzle and connect
Close circle, the storage capsule is in spherical shell shape and upper and lower ends are fixedly installed the tracheae and the suction pipe respectively, the tracheae and
The suction pipe extends towards respectively, and the upper end of the tracheae is nested with the attachment ring, the upper end fixed setting of the attachment ring
There is the air bag, the lower end of the suction pipe is the suction nozzle of taper, it is characterised in that: the suction pipe upper end is close to the storage
Cantilever mast is fixedly installed in the outside wall surface of capsule, the cantilever mast horizontal direction extends far from the direction of the suction pipe axis, described
It is nested with lasso on suction pipe, gap is provided on the lasso and is suspended on the cantilever mast by the gap, the set
The lower end of circle is fixedly installed baffle.
2. a kind of high school chemical experiment liquid-transfering device according to claim 1, it is characterised in that: the air bag and described
Attachment ring uses rubber integrated molding.
3. a kind of high school chemical experiment liquid-transfering device according to claim 1, it is characterised in that: the baffle is in disk
Shape structure, and with the lasso integrated molding.
4. a kind of high school chemical experiment liquid-transfering device according to claim 1 or 3, it is characterised in that: the baffle
Diameter is 50mm-150mm.
5. a kind of high school chemical experiment liquid-transfering device according to claim 1, it is characterised in that: slitting on the lasso
It mouthful include inlet and outlet, slideway and gear mouth, the upper end of the lasso is arranged in described import and export from top to bottom, and the slideway is described in
The lower end of inlet and outlet extends along the outside wall surface of the lasso horizontally to the right, and institute upward is provided with above the right end of the slideway
Gear mouth is stated, the cantilever mast is embedded in the gear mouth and diameter is less than the inlet and outlet, slideway and the width for keeping off mouth.
6. a kind of high school chemical experiment liquid-transfering device according to claim 1, it is characterised in that: the side wall of the suction pipe
On be provided with mark scale from bottom to top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820503233.7U CN208627334U (en) | 2018-04-10 | 2018-04-10 | A kind of high school chemical experiment liquid-transfering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820503233.7U CN208627334U (en) | 2018-04-10 | 2018-04-10 | A kind of high school chemical experiment liquid-transfering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208627334U true CN208627334U (en) | 2019-03-22 |
Family
ID=65731885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820503233.7U Expired - Fee Related CN208627334U (en) | 2018-04-10 | 2018-04-10 | A kind of high school chemical experiment liquid-transfering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208627334U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111957363A (en) * | 2020-08-22 | 2020-11-20 | 江苏科华医疗器械科技有限公司 | Single quantitative pipette and pipetting method thereof |
| CN113403425A (en) * | 2021-06-11 | 2021-09-17 | 杭州拓宏生物科技有限公司 | Probe for detecting multiple HPV types |
-
2018
- 2018-04-10 CN CN201820503233.7U patent/CN208627334U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111957363A (en) * | 2020-08-22 | 2020-11-20 | 江苏科华医疗器械科技有限公司 | Single quantitative pipette and pipetting method thereof |
| CN111957363B (en) * | 2020-08-22 | 2023-07-21 | 江苏科华医疗器械科技有限公司 | Single quantitative pipette and pipetting method thereof |
| CN113403425A (en) * | 2021-06-11 | 2021-09-17 | 杭州拓宏生物科技有限公司 | Probe for detecting multiple HPV types |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190322 Termination date: 20200410 |
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| CF01 | Termination of patent right due to non-payment of annual fee |