CN109342269A - A kind of tester of convenient understanding liquid - Google Patents
A kind of tester of convenient understanding liquid Download PDFInfo
- Publication number
- CN109342269A CN109342269A CN201811440949.8A CN201811440949A CN109342269A CN 109342269 A CN109342269 A CN 109342269A CN 201811440949 A CN201811440949 A CN 201811440949A CN 109342269 A CN109342269 A CN 109342269A
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- liquid
- fluid groove
- test paper
- capillary phenomenon
- stopper
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- 239000007788 liquid Substances 0.000 title claims abstract description 104
- 239000012530 fluid Substances 0.000 claims abstract description 33
- 230000003670 easy-to-clean Effects 0.000 abstract description 3
- 238000002474 experimental method Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000000151 deposition Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 241001274961 Rubus repens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- -1 fixation Plate 1 Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 210000001747 pupil Anatomy 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/08—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for statics or dynamics
- G09B23/12—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for statics or dynamics of liquids or gases
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- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Algebra (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Business, Economics & Management (AREA)
- Computational Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Abstract
The invention discloses a kind of testers of convenient understanding liquid, including fixed plate and capillary phenomenon test paper, liquid reservoir is installed above the fixed plate, and the lower end of liquid reservoir is connected with fluid groove, control valve is provided on the outside of the fluid groove, and the upper port outer wall of fluid groove is provided with threaded port, the upper port of the liquid reservoir is provided with stopper, and the edge of stopper is provided with sponge, the upper surface of the stopper is provided centrally with lifting ring, the underlying surfaces of the fixed plate are provided with slideway, the inside of slideway is arranged in the capillary phenomenon test paper, the overhead surface of the fixed plate is provided with label.The tester of the convenient understanding liquid is provided with liquid reservoir and fluid groove, the two is connected through a screw thread, it can facilitate and separate the two, to easy to clean, and stream is deposited by what control valve controlled several liquid simultaneously, it is convenient that experimental phenomena is compared, and controlled simple and convenient between control valve and fluid groove to be threadedly coupled.
Description
Technical field
The present invention relates to tester technical field, specially a kind of tester of convenient understanding liquid.
Background technique
The economic condition of China is constantly improving, and many scientific experiments also enter the campus of primary school, the test of liquid
Device is one of numerous experiment equipments, and the property for the understanding liquid that it can help pupils vivider improves student's
Learning interest.
Because in existing textbook (Soviet Union's religion version) school science Third school grade volume two third unit third class " understanding liquid "
Experimentation needs the operation above in two times to carry out, and each time experimental implementation because to take different equipment, this
Sample result in the starting originally student of experimental ability is poor and practical experience is all very weak Third school grade operates more
Difficulty is also difficult to the problem of reaching expected experiment effect while not only laborious but also time-consuming, for this purpose, it is proposed that a kind of have group
Connect the tester of the convenient understanding liquid of regulating mechanism.
Summary of the invention
The purpose of the present invention is to provide a kind of testers of convenient understanding liquid, to solve to propose in above-mentioned background technique
Experimentation needs the operation above in two times to carry out, and each time experimental implementation because to take different equipment, this
Sample result in the starting originally student of experimental ability is poor and practical experience is all very weak Third school grade operates more
Difficulty is also difficult to the problem of reaching expected experiment effect while not only laborious but also time-consuming.
To achieve the above object, the invention provides the following technical scheme: a kind of tester of convenient understanding liquid, including it is solid
Fixed board and capillary phenomenon test paper are equipped with liquid reservoir above the fixed plate, and the lower end of liquid reservoir is connected with fluid groove,
Control valve is provided on the outside of the fluid groove, and the upper port outer wall of fluid groove is provided with threaded port, the liquid reservoir
Upper port be provided with stopper, and the edge of stopper is provided with sponge, and the upper surface of the stopper is provided centrally with lifting ring,
The underlying surfaces of the fixed plate are provided with slideway, and the inside of slideway, and capillary phenomenon is arranged in the capillary phenomenon test paper
The another side of test paper is provided with dropping liquid circle, and the overhead surface of the fixed plate is provided with label.
Preferably, the liquid reservoir and fluid groove are by threaded port composition helicitic texture, and the taper of liquid reservoir is degree.
Preferably, the stopper and lifting ring constitute fit structure, and the inner wall shape of the outer wall shape of stopper and liquid reservoir
Shape matches.
Preferably, fit structure is constituted between the control valve and fluid groove, and is screw thread between control valve and fluid groove
Connection.
Preferably, the capillary phenomenon test paper is corresponding with the lower port of fluid groove, and capillary phenomenon test paper is along solid
The horizontal direction of fixed board is placed equidistant with.
Preferably, the capillary phenomenon test paper and slideway constitute fit structure, and dropping liquid circle is located at capillary phenomenon test
The back side of paper, and the shape of dropping liquid circle is circular groove shape.
Compared with prior art, the beneficial effects of the present invention are:
1, the tester of the convenient understanding liquid is provided with liquid reservoir and fluid groove, and the two is connected through a screw thread, Ji Kefang
Just the two is separated, thus it is easy to clean, and pass through control valve while controlling the stream of depositing of several liquid, it is convenient existing to experiment
As comparing, it can contain in the reservoir respectively into suitable corresponding liquid, then open control valve, allow several liquid while slow
Under slug flow, it can make student convenient and clearly observe the flow velocity (viscosity) of understanding different liquids, when liquid flows to hair
It disappearing at thin phenomenon test paper, capillary phenomenon test paper then slowly soaks, so that the capillary phenomenon of understanding liquid is further looked at,
And it is controlled simple and convenient between control valve and fluid groove to be threadedly coupled；
2, it is connect by the group between liquid reservoir and stopper, it can be by pushing lifting ring to be not easy to flow in liquid reservoir to push
Dynamic liquid is to flowing down, while the edge of stopper is provided with sponge, can facilitate and clean to liquid reservoir inner wall；
3, by being slidably matched between capillary phenomenon test paper and slideway, it can facilitate and test used capillary phenomenon
Paper is removed, the capillary phenomenon test paper more renewed, the utilization rate of the equipment of raising, and the back side of capillary phenomenon test paper is provided with
Dropping liquid circle, the material of dropping liquid circle is plastic material, and the shape of dropping liquid circle is circular groove shape, can weak vibrations test
Device, several liquid surfaces pearl that reveals shake and open without wandering, recognize the surface that several liquid all have to further look at
Tension, while the overhead surface of fixed plate is provided with label, can write liquid title, prevents several liquid notes from obscuring.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is liquid reservoir of the present invention and fluid groove overall structure diagram；
Fig. 3 is capillary phenomenon test paper structure schematic diagram of the present invention.
In figure: 1, fixed plate；2, liquid reservoir；3, fluid groove；4, control valve；5, threaded port；6, stopper；7, sponge；8,
Lift ring；9, capillary phenomenon test paper；10, slideway；11, dropping liquid circle；12, label.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of tester of convenient understanding liquid, including fixation
Plate 1, fluid groove 3, control valve 4, threaded port 5, stopper 6, sponge 7, lifting ring 8, capillary phenomenon test paper 9, is slided liquid reservoir 2
Road 10, dropping liquid circle 11 and label 12, the top of fixed plate 1 is equipped with liquid reservoir 2, and the lower end of liquid reservoir 2 is connected with fluid groove
3, the outside of fluid groove 3 is provided with control valve 4, and the upper port outer wall of fluid groove 3 is provided with threaded port 5, control valve 4 with
Fit structure is constituted between fluid groove 3, and to be threadedly coupled between control valve 4 and fluid groove 3, and pass through the same time control of control valve 4
Make the stream of depositing of several liquid, it is convenient that experimental phenomena is compared, and control simple and convenient, liquid reservoir 2 passes through with fluid groove 3
Threaded port 5 constitutes helicitic texture, and the taper of liquid reservoir 2 is 50 degree, can facilitate and separate the two, thus convenient clear
It washes, the upper port of liquid reservoir 2 is provided with stopper 6, and the edge of stopper 6 is provided with sponge 7, and the upper surface center of stopper 6 is set
It is equipped with lifting ring 8, stopper 6 and lifting ring 8 constitute fit structure, and the inner wall shape phase of the outer wall shape of stopper 6 and liquid reservoir 2
It coincide, can push in liquid reservoir 2 not runny liquid to flowing down by pushing lifting ring 8, while the edge of stopper 6
It is provided with sponge 7, can facilitate and 2 inner wall of liquid reservoir is cleaned；
The underlying surfaces of fixed plate 1 are provided with slideway 10, and the outside of slideway 10, and hair is arranged in capillary phenomenon test paper 9
The another side of thin phenomenon test paper 9 is provided with dropping liquid circle 11, and capillary phenomenon test paper 9 is corresponding with the lower port of fluid groove 3, and
Capillary phenomenon test paper 9 is placed equidistant with along the horizontal direction of fixed plate 1, is provided with spacing between capillary phenomenon test paper 9
It prevents from different liquid from mixing to penetrate into, to guarantee experiment effect, the overhead surface of fixed plate 1 is provided with label 12, and capillary is existing
As test paper 9 and the composition fit structure of slideway 10, and dropping liquid circle 11 is located at the back side of capillary phenomenon test paper 9, and dropping liquid circle
11 shape is circular groove shape, can weak vibrations tester, several liquid surfaces pearl that reveals shakes and opens without wandering, from
And further look at and recognize the surface tension that several liquid all have, while the overhead surface of fixed plate 1 is provided with label 12, it can
Liquid title is write, prevents several liquid notes from obscuring.
Working principle: for the tester of this kind of convenient understanding liquid, it is provided with liquid reservoir 2 and fluid groove 3, the two is logical
Threaded connection is crossed, can facilitate and separate the two, thus it is easy to clean, and several liquid are controlled by control valve 4 simultaneously
Deposit stream, it is convenient that experimental phenomena is compared, can be contained in liquid reservoir 2 respectively into suitable corresponding liquid, then open control
Valve 4 processed allows several liquid while slowly flowing down, it can makes student convenient and the clearly flow velocity of observation understanding different liquids
(viscosity) disappears when liquid flows at capillary phenomenon test paper 9, and capillary phenomenon test paper 9 then slowly soaks, thus further
The capillary phenomenon of observation understanding liquid, and to be threadedly coupled between control valve 4 and fluid groove 3, control is simple and convenient, passes through storage
Group between liquid device 2 and stopper 6 connects, can be by pushing lifting ring 8 to push not runny liquid in liquid reservoir 2 downward
Stream, while the edge of stopper 6 is provided with sponge 7, can facilitate and clean to 2 inner wall of liquid reservoir, be tested by capillary phenomenon
Being slidably matched between paper 9 and slideway 10 can facilitate and remove used capillary phenomenon test paper 9, and the capillary more renewed is existing
As test paper 9, the utilization rate of equipment is improved, and the back side of capillary phenomenon test paper 9 is provided with dropping liquid circle 11, the material of dropping liquid circle 11
Matter is plastic material, and the shape of dropping liquid circle 11 is circular groove shape, can weak vibrations tester, several liquid surfaces are in
Dewdrop shape shakes to be opened without wandering, recognizes the surface tension that several liquid all have to further look at, while liquid reservoir 2
The back side is provided with label 12 afterwards, can write liquid title, prevents several liquid notes from obscuring, completes entire convenient understanding like this
The use process of the tester of liquid.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of tester of convenient understanding liquid, including fixed plate (1) and capillary phenomenon test paper (9), it is characterised in that: institute
It states and is equipped with above fixed plate (1) liquid reservoir (2), and the lower end of liquid reservoir (2) is connected with fluid groove (3), the fluid groove
(3) it is provided on the outside of control valve (4), and the upper port outer wall of fluid groove (3) is provided with threaded port (5), the reservoir
The upper port of device (2) is provided with stopper (6), and the edge of stopper (6) is provided with sponge (7), the upper surface of the stopper (6)
It is provided centrally with lifting ring (8), the underlying surfaces of the fixed plate (1) are provided with slideway (10), the capillary phenomenon test paper
(9) it is arranged in the inside of slideway (10), and the another side of capillary phenomenon test paper (9) is provided with dropping liquid circle (11), the fixation
The overhead surface of plate (1) is provided with label (12).
2. the tester of the convenient understanding liquid of one kind according to claim 1, it is characterised in that: the liquid reservoir (2) with
Fluid groove (3) constitutes helicitic texture by threaded port (5), and the taper of liquid reservoir (2) is 50 degree.
3. the tester of the convenient understanding liquid of one kind according to claim 1, it is characterised in that: the stopper (6) with mention
Pull ring (8) constitutes fit structure, and the outer wall shape of stopper (6) matches with the inner wall shape of liquid reservoir (2).
4. the tester of the convenient understanding liquid of one kind according to claim 1, it is characterised in that: the control valve (4) with
Fit structure is constituted between fluid groove (3), and is to be threadedly coupled between control valve (4) and fluid groove (3).
5. the tester of the convenient understanding liquid of one kind according to claim 1, it is characterised in that: the capillary phenomenon test
Paper (9) is corresponding with the lower port of fluid groove (3), and capillary phenomenon test paper (9) is equidistantly set along the horizontal direction of fixed plate (1)
It sets.
6. the tester of the convenient understanding liquid of one kind according to claim 1, it is characterised in that: the capillary phenomenon test
Paper (9) and slideway (10) constitute fit structure, and dropping liquid circle (11) is located at the back side of capillary phenomenon test paper (9), and dropping liquid
The shape for enclosing (11) is circular groove shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811440949.8A CN109342269A (en) | 2018-11-29 | 2018-11-29 | A kind of tester of convenient understanding liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811440949.8A CN109342269A (en) | 2018-11-29 | 2018-11-29 | A kind of tester of convenient understanding liquid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109342269A true CN109342269A (en) | 2019-02-15 |
Family
ID=65319179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811440949.8A Pending CN109342269A (en) | 2018-11-29 | 2018-11-29 | A kind of tester of convenient understanding liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109342269A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110936495A (en) * | 2019-12-16 | 2020-03-31 | 深圳市龙岗大工业区混凝土有限公司 | Fluidity detection device for powder of concrete |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004077019A2 (en) * | 2003-02-25 | 2004-09-10 | University Of Florida | Capillary rise technique for the assessment of the wettability of particulate surfaces |
| CN202974801U (en) * | 2012-12-03 | 2013-06-05 | 安徽理工大学 | Wettability tester |
| CN204330791U (en) * | 2014-11-06 | 2015-05-13 | 深圳市领治医学科技有限公司 | For the railroad that the test paper of automatic checkout equipment transmits |
| CN205120601U (en) * | 2015-11-13 | 2016-03-30 | 无锡艾科瑞思产品设计与研究有限公司 | Automatic change pesticide residue detector |
| CN205517834U (en) * | 2016-05-02 | 2016-08-31 | 哈尔滨理工大学 | Intelligence titration outfit |
| CN207081703U (en) * | 2017-05-17 | 2018-03-09 | 天津工业大学 | A micro titration sampling mechanism |
-
2018
- 2018-11-29 CN CN201811440949.8A patent/CN109342269A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004077019A2 (en) * | 2003-02-25 | 2004-09-10 | University Of Florida | Capillary rise technique for the assessment of the wettability of particulate surfaces |
| CN202974801U (en) * | 2012-12-03 | 2013-06-05 | 安徽理工大学 | Wettability tester |
| CN204330791U (en) * | 2014-11-06 | 2015-05-13 | 深圳市领治医学科技有限公司 | For the railroad that the test paper of automatic checkout equipment transmits |
| CN205120601U (en) * | 2015-11-13 | 2016-03-30 | 无锡艾科瑞思产品设计与研究有限公司 | Automatic change pesticide residue detector |
| CN205517834U (en) * | 2016-05-02 | 2016-08-31 | 哈尔滨理工大学 | Intelligence titration outfit |
| CN207081703U (en) * | 2017-05-17 | 2018-03-09 | 天津工业大学 | A micro titration sampling mechanism |
Non-Patent Citations (2)
| Title |
|---|
| 职业高中物理（理工类）教学参考书编写组: "《 职业高级中学物理 理工类 上 试用本 教学参考书》", 31 December 1988, 人民教育出版社 * |
| 蔡其勇: "《小学科学探究与教学设计》", 31 December 2005, 电子科技大学出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110936495A (en) * | 2019-12-16 | 2020-03-31 | 深圳市龙岗大工业区混凝土有限公司 | Fluidity detection device for powder of concrete |
| CN110936495B (en) * | 2019-12-16 | 2021-07-23 | 深圳市龙岗大工业区混凝土有限公司 | Fluidity detection device for powder of concrete |
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Application publication date: 20190215 |