CN114534807A - A experiment cup for detecting chemical solution concentration - Google Patents
A experiment cup for detecting chemical solution concentration Download PDFInfo
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- CN114534807A CN114534807A CN202210166483.7A CN202210166483A CN114534807A CN 114534807 A CN114534807 A CN 114534807A CN 202210166483 A CN202210166483 A CN 202210166483A CN 114534807 A CN114534807 A CN 114534807A
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- cup
- concentration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
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Abstract
The invention discloses an experiment cup for detecting the concentration of a chemical solution, which comprises a glass cup, wherein the side wall of the glass cup is provided with a plurality of deep holes, the deep holes are arranged at equal intervals, the upper ends of the deep holes are fixedly connected with sealing plugs, the upper surfaces of the sealing plugs are coplanar with the edge of the glass cup, the middle positions of the deep holes are fixedly connected with a fixing ring, a floating ball is placed above the fixing ring, the diameter of the floating ball is larger than that of the inner wall of the fixing ring, the bottom of the deep hole is provided with a through hole, the through hole is communicated with the deep holes and the inside of the glass cup, a water molecule semipermeable membrane is fixedly connected in the through hole, and the inner wall of the deep hole is respectively provided with a plurality of different scale marks suitable for different solutions. The invention relates to the technical field of chemical experimental articles, which utilizes the characteristic that a water molecule semipermeable membrane can only pass water molecules and utilizes the concentration of a solution to permeate the water molecules, so that a user can know the concentration of the solution in a glass cup by observing the position of a floating ball.
Description
Technical Field
The invention relates to the technical field of chemical experiment articles, in particular to an experiment cup for detecting the concentration of a chemical solution.
Background
The percent solution concentration (concentration may be calculated in grams, moles, or gram equivalents of solute in a given solution.) refers to the weight percent of solute in a solution (typically in units of solution). after a soluble substance is dissolved in a solvent, the distribution density of the solvent is expressed in terms of percent, referred to as the percent solution concentration (mass fraction of solution), and is often expressed in terms of C% (also expressed as w).
In the existing experiment, the concentration of the solution needs to be measured by using chemical reaction, the measurement result obtained by the measurement method is very accurate, but the measurement process is complicated, a professional can measure the solution, and the solution which is in urgent need of measurement cannot be measured by using the method.
To this end, we propose a test cup for detecting the concentration of a chemical solution to solve the above problems.
Disclosure of Invention
The invention aims to provide an experiment cup for detecting the concentration of a chemical solution, which aims to solve the problems that the concentration of the chemical solution needs to be measured by using chemical reaction in the prior experiment, the measurement result obtained by the measurement method is very accurate, but the measurement process is complicated, a professional person is required to measure the solution, and the solution which needs to be measured urgently cannot be measured by using the method.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an experiment cup for detecting chemical solution concentration, includes the glass, a plurality of deep holes have been seted up to the lateral wall of glass, and a plurality of deep holes equidistant setting, the upper end fixedly connected with sealing plug of deep hole, and the upper surface of sealing plug and glass's cup along coplane, the solid fixed ring of intermediate position fixedly connected with of deep hole, and solid fixed ring's top has placed the floater, and the solid fixed ring's of diameter ratio inner wall diameter of floater is big, the through-hole has been seted up to the bottom of deep hole, and inside through-hole intercommunication deep hole and the glass, fixedly connected with hydrone pellicle in the through-hole, and the inner wall of deep hole is provided with a plurality of different scale marks that are applicable to different solutions respectively.
Preferably, a liquid level indicating strip is fixedly arranged on the outer side surface of the glass cup, and the height of the liquid level indicating strip is higher than that of the floating ball.
Preferably, the bottom of deep hole is filled with the sponge, and the sponge is laminated with the water molecule semipermeable membrane.
Preferably, the outer side wall of the floating ball is wrapped with a smooth film, and the surface of the floating ball is coated with red paint.
Preferably, a plurality of signs marked with different liquids are fixedly arranged on the surface of the outer side of the glass cup, and the signs correspond to the deep holes one by one.
Preferably, the lower surface of the inner wall of the glass cup is provided with a rotating plate in a rotating mode, the upper surface of the rotating plate is fixedly connected with a blocking ring which abuts against the inner wall of the glass cup, the blocking ring is provided with an opening, a sliding groove is formed in the surface, close to the bottom, of the glass cup, a supporting rod is fixedly connected to the surface of the circumference of the rotating plate and located under the opening, and the supporting rod penetrates through the sliding groove and is fixedly connected with a sliding block.
Compared with the prior art, the invention has the beneficial effects that:
1. the liquid level of the solution is consistent with the height of the liquid level indicator strip by adding the solution into the glass through the floating ball, the water molecule semipermeable membrane, the deep hole and the like, then, because the liquid level in the glass is higher than the liquid level in the deep hole, under the action of the communicating vessel principle, the water molecules in the solution can permeate into the deep hole through the water molecule semipermeable membrane, the floating ball can be jacked upwards by pure water flowing into the deep hole, at the moment, the floating ball begins to rise, but because the concentration of solute in the solution is higher than that of solute in the pure water, the liquid level in the deep hole can not rise to be consistent with the liquid level in the glass, a certain concentration difference exists between the solution and the pure water, the concentration difference can lead the pure water to have the tendency of permeating into the solution, before the liquid level of the pure water is not consistent with the liquid level of the solution, when the permeation rate of the pure water into the solution is consistent with the moving rate of the water molecules into the pure water under the action of the communicating vessel principle, the liquid level in the deep hole can be kept still, if the concentration of the solution is higher, the osmotic pressure of the solution is higher, the permeation rate of the pure water into the solution is higher, the liquid level in the deep hole is lower, and the concentration of the solution can be roughly judged according to the position of the floating ball;
2. through the sliding block, keep off ring and opening etc, at first stir the sliding block before adding solution to the glass, adjust the sliding block to corresponding sign under, the opening just in time is located corresponding sign under, make the hydrone in the glass can get into corresponding deep hole through corresponding hydrone pellicle, and accomplish the detection, keep off the ring and can block the hydrone pellicle that other deep holes correspond in the testing process, all can absorb certain hydrone in preventing every deep hole, if do not keep off the ring, when adding solution to the glass, hydrone in the solution can permeate in every deep hole through each hydrone pellicle, will lead to hydrone to reduce too much in the solution like this, there is great influence to the concentration of solution originally, also make measuring result lack the authenticity simultaneously.
Drawings
FIG. 1 is a schematic diagram of an external overall structure of a test cup for detecting the concentration of a chemical solution according to the present invention;
FIG. 2 is a schematic cross-sectional view of a glass cup for use in a test cup for detecting the concentration of a chemical solution according to the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is an enlarged view of the structure at B in FIG. 2;
FIG. 5 is an enlarged view of the structure at C in FIG. 2;
FIG. 6 is a schematic view of a bottom structure of a glass cup of an experiment cup for detecting the concentration of a chemical solution according to the present invention;
fig. 7 is a schematic diagram of a baffle ring structure of a cuvette for detecting a concentration of a chemical solution according to the present invention.
In the figure: 1. a glass cup; 2. deep holes; 3. a sealing plug; 4. a fixing ring; 5. a floating ball; 6. a through hole; 7. a water molecule semi-permeable membrane; 8. a sponge; 9. a liquid level indicator strip; 10. a sign; 11. a rotating plate; 12. a baffle ring; 13. an opening; 14. a chute; 15. a strut; 16. and a slider.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-7, an experimental cup for detecting concentration of chemical solution, including a glass cup 1, a liquid level indication strip 9 is fixedly arranged on the outer surface of the glass cup 1, and the height of the liquid level indication strip 9 is higher than that of a floating ball 5, when a user uses the experimental cup, the solution is added until the liquid level of the solution is level with the liquid level indication strip 9, so as to ensure that the volume of the solution added at each time is consistent, so that the moving distance of the floating ball 5 is more accurate, and the authenticity and validity of data are ensured, a plurality of deep holes 2 are arranged on the side wall of the glass cup 1, and the deep holes 2 are arranged at equal intervals, a sponge 8 is filled at the bottom of the deep hole 2, and the sponge 8 is attached to a water molecule semi-permeable membrane 7, so that the penetration process is faster, when the solution is added into the glass cup 1, the sponge 8 has a certain attraction to water molecule, so as to enable the water molecule to penetrate at a faster speed, the waiting time of a user is reduced, the use experience of the user is increased, the upper end of the deep hole 2 is fixedly connected with a sealing plug 3, the upper surface of the sealing plug 3 is coplanar with the cup edge of the glass cup 1, the middle position of the deep hole 2 is fixedly connected with a fixing ring 4, a floating ball 5 is placed above the fixing ring 4, the outer side wall of the floating ball 5 is wrapped with a smooth film, and the surface of the floating ball 5 is coated with red paint, the arrangement enables the position of the floating ball 5 to be distinguished more easily, and simultaneously has the function of reminding the solution concentration of the user, and can prevent the floating ball 5 from being clamped in the middle of the deep hole 2 to cause inaccurate measuring results, the probability of equipment failure is reduced, the diameter of the floating ball 5 is larger than that of the inner wall of the fixing ring 4, the bottom of the deep hole 2 is provided with a through hole 6, the through hole 6 is communicated with the interior of the deep hole 2 and the glass cup 1, a water molecule semipermeable membrane 7 is fixedly connected in the through hole 6, and the inner wall of the deep hole 2 is respectively provided with a plurality of different scale marks suitable for different solutions, the outside fixed surface of glass 1 is provided with sign 10 that a plurality of signs have different liquid, and a plurality of signs 10 and 2 one-to-one in a plurality of deep holes, because the osmotic pressure of different solutions is inconsistent, the height that floater 5 rose when adding different solutions is inconsistent, sets up sign 10 and can guarantee that the user's reading can be more accurate, increases user's use and experiences.
In the embodiment, the solution is added into the glass cup 1, so that the liquid level of the solution is consistent with the height of the liquid level indicator strip 9, then, because the liquid level in the glass cup 1 is higher than the liquid level in the deep hole 2, under the action of the communicating vessel principle, water molecules in the solution can permeate into the deep hole 2 through the water molecule semi-permeable membrane 7, purified water flowing into the deep hole 2 can jack the floating ball 5 upwards, at the moment, the floating ball 5 starts to rise, but because the concentration of solute in the solution is higher than that of solute in the purified water, the liquid level in the deep hole 2 cannot rise to be consistent with the liquid level in the glass cup 1, a certain concentration difference exists between the solution and the purified water, the concentration difference can lead the purified water to have the tendency of permeating into the solution, before the liquid level of the purified water is not consistent with the liquid level of the solution, when the permeation rate of the purified water into the solution is consistent with the moving rate of the water molecules in the solution under the action of the communicating vessel principle, the liquid level in the deep hole 2 is kept still, if the concentration of the solution is higher, the osmotic pressure of the solution is higher, the permeation rate of pure water into the solution is higher, therefore, the liquid level in the deep hole 2 is lower, and at the moment, the concentration of the solution can be roughly judged according to the position of the floating ball 5.
Example 2
Referring to fig. 1, 6 to 7, the present embodiment is different from embodiment 1 in that: the lower surface of the inner wall of the glass cup 1 is provided with a rotating plate 11 in a rotating mode, the upper surface of the rotating plate 11 is fixedly connected with a blocking ring 12 which is abutted to the inner wall of the glass cup 1, an opening 13 is formed in the blocking ring 12, a sliding groove 14 is formed in the surface, close to the bottom, of the glass cup 1, a supporting rod 15 is fixedly connected to the circumferential surface of the rotating plate 11, the supporting rod 15 is located under the opening 13, and the supporting rod 15 penetrates through a sliding block 16 fixedly connected with the sliding groove 14.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. An experiment cup for detecting the concentration of a chemical solution comprises a glass cup (1) and is characterized in that the side wall of the glass cup (1) is provided with a plurality of deep holes (2), a plurality of deep holes (2) are arranged at equal intervals, the upper ends of the deep holes (2) are fixedly connected with sealing plugs (3), the upper surface of the sealing plug (3) is coplanar with the edge of the glass cup (1), the middle position of the deep hole (2) is fixedly connected with a fixing ring (4), a floating ball (5) is placed above the fixing ring (4), the diameter of the floating ball (5) is larger than that of the inner wall of the fixing ring (4), a through hole (6) is arranged at the bottom of the deep hole (2), the through hole (6) is communicated with the deep hole (2) and the interior of the glass cup (1), a water molecule semi-permeable membrane (7) is fixedly connected in the through hole (6), and the inner wall of the deep hole (2) is respectively provided with a plurality of different scale marks suitable for different solutions.
2. The test cup for detecting the concentration of a chemical solution according to claim 1, wherein a liquid level indicator strip (9) is fixedly arranged on the outer side surface of the glass cup (1), and the height of the liquid level indicator strip (9) is higher than that of the floating ball (5).
3. The test cup for detecting the concentration of a chemical solution according to claim 1, wherein the bottom of the deep hole (2) is filled with sponge (8), and the sponge (8) is attached to the water molecule semi-permeable membrane (7).
4. The test cup for testing the concentration of a chemical solution according to claim 1, wherein the outer sidewall of the floating ball (5) is covered with a smooth film, and the surface of the floating ball (5) is coated with a red paint.
5. The test cup for detecting the concentration of the chemical solution according to claim 1, wherein a plurality of indicators (10) for marking different liquids are fixedly arranged on the outer side surface of the glass (1), and the plurality of indicators (10) correspond to the plurality of deep holes (2) one by one.
6. The experiment cup for detecting the concentration of the chemical solution according to claim 1, wherein a rotating plate (11) is rotatably arranged on the lower surface of the inner wall of the glass cup (1), a baffle ring (12) which abuts against the inner wall of the glass cup (1) is fixedly connected to the upper surface of the rotating plate (11), an opening (13) is formed in the baffle ring (12), a sliding groove (14) is formed in the surface, close to the bottom, of the glass cup (1), a supporting rod (15) is fixedly connected to the circumferential surface of the rotating plate (11), the supporting rod (15) is located right below the opening (13), and a sliding block (16) is fixedly connected to the supporting rod (15) through the sliding groove (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210166483.7A CN114534807A (en) | 2022-02-23 | 2022-02-23 | A experiment cup for detecting chemical solution concentration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210166483.7A CN114534807A (en) | 2022-02-23 | 2022-02-23 | A experiment cup for detecting chemical solution concentration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114534807A true CN114534807A (en) | 2022-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210166483.7A Withdrawn CN114534807A (en) | 2022-02-23 | 2022-02-23 | A experiment cup for detecting chemical solution concentration |
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| Country | Link |
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| CN (1) | CN114534807A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5221477A (en) * | 1992-06-05 | 1993-06-22 | The Dow Chemical Company | Apparatus and method for reversed permeation membrane extraction of compounds from sample solutions |
| US20100279322A1 (en) * | 2009-05-04 | 2010-11-04 | Creatv Microtech, Inc. | Direct detection of intracellular fluorescently tagged cells in solution |
| CN204679392U (en) * | 2015-04-30 | 2015-09-30 | 河海大学 | Certainly disc infiltrometer is recorded based on magnetostrictive liquid level sensor |
| CN106932561A (en) * | 2017-05-09 | 2017-07-07 | 李淑媛 | A kind of automatic moisture detection device in hemodialysis machine |
| CN110618062A (en) * | 2019-08-28 | 2019-12-27 | 四川大学华西医院 | Device and method for testing osmotic pressure of blood or urine |
| CN111051866A (en) * | 2017-06-29 | 2020-04-21 | 格里菲斯大学 | Sensor |
| CN210934485U (en) * | 2019-09-17 | 2020-07-07 | 南京固与生物有限公司 | Liquid evaporation instrument for Texas red production |
-
2022
- 2022-02-23 CN CN202210166483.7A patent/CN114534807A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5221477A (en) * | 1992-06-05 | 1993-06-22 | The Dow Chemical Company | Apparatus and method for reversed permeation membrane extraction of compounds from sample solutions |
| US20100279322A1 (en) * | 2009-05-04 | 2010-11-04 | Creatv Microtech, Inc. | Direct detection of intracellular fluorescently tagged cells in solution |
| CN204679392U (en) * | 2015-04-30 | 2015-09-30 | 河海大学 | Certainly disc infiltrometer is recorded based on magnetostrictive liquid level sensor |
| CN106932561A (en) * | 2017-05-09 | 2017-07-07 | 李淑媛 | A kind of automatic moisture detection device in hemodialysis machine |
| CN111051866A (en) * | 2017-06-29 | 2020-04-21 | 格里菲斯大学 | Sensor |
| CN110618062A (en) * | 2019-08-28 | 2019-12-27 | 四川大学华西医院 | Device and method for testing osmotic pressure of blood or urine |
| CN210934485U (en) * | 2019-09-17 | 2020-07-07 | 南京固与生物有限公司 | Liquid evaporation instrument for Texas red production |
Non-Patent Citations (1)
| Title |
|---|
| 魏俊杰等: "《医用化学基础 第2版》" * |
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Application publication date: 20220527 |
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