CN210994360U - Prevent volatile chemistry experiment room graduated flask - Google Patents
Prevent volatile chemistry experiment room graduated flask Download PDFInfo
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- CN210994360U CN210994360U CN201921547880.9U CN201921547880U CN210994360U CN 210994360 U CN210994360 U CN 210994360U CN 201921547880 U CN201921547880 U CN 201921547880U CN 210994360 U CN210994360 U CN 210994360U
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Abstract
The utility model discloses a prevent volatile chemistry experiment room graduated flask, including the graduated flask, one side at graduated flask top is provided with the second delivery port, and one side of graduated flask is provided with the graduated flask dish, the outside that the graduated flask kept away from the graduated flask dish is provided with the protection pad, and the top of graduated flask be provided with graduated flask rim of a cup matched with graduated flask lid, the inside of graduated flask is provided with rather than matched with funnel, and the bottom of funnel is provided with the connecting pipe. The utility model discloses a funnel and the vacuum layer that set up prevent volatilizing of solution to make measuring result more accurate when measuring the solvent, through the volume bowl cover and the sealing washer interact that set up, both can prevent to lead to solution unrestrained because of rocking when disposing the solution, can seal the storage solution for a long time again, can filter the impurity of aquatic through the filter screen that sets up, can dispose pure solution better.
Description
Technical Field
The utility model relates to a chemistry field specifically is a prevent volatile chemistry experiment room graduated flask.
Background
Along with the progress of society, the education cause has gained gradually attention, the course of school also increases gradually, and chemistry becomes the favorite course of student gradually, in chemical course, chemical experiment is indispensable, and the graduated flask is one of the indispensable period in the chemical experiment, but present chemical laboratory graduated flask is breakable, cause economic loss easily, and chemical laboratory graduated flask is when measuring solution, because solution volatilizees and causes the measurement inaccurate, and when getting the aqueous solution, because the aquatic contains impurity and leads to measuring inaccurate, influence normal chemical experiment result, and be difficult to store solution for a long time, need change the household utensils storage, waste time.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a prevent volatile chemistry experiment room graduated flask to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a prevent volatile chemistry experiment room graduated flask, includes the graduated flask, one side at graduated flask top is provided with the second delivery port, and one side of graduated flask is provided with the graduated flask dish, the outside that the graduated flask kept away from the graduated flask dish is provided with the protection and fills up, and the top of graduated flask be provided with graduated flask rim of a cup matched with graduated flask lid, the inside of graduated flask is provided with rather than matched with funnel, and the bottom of funnel is provided with the connecting pipe, and the inside top of connecting pipe is provided with the filter screen, the bottom of graduated flask is provided with the friction pad.
Preferably, the inner wall of the measuring cup is provided with a vacuum layer.
Preferably, a second water outlet is formed in the top of one side, close to the first water outlet, of the funnel, and the second water outlet is matched with the first water outlet to work.
Preferably, the outer surface of the protection pad is uniformly provided with silica gel particles.
Preferably, the filter screen is an activated carbon filter screen.
Preferably, a handle is arranged in the middle of the top of the measuring cup cover, and a sealing ring matched with the mouth of the measuring cup is arranged at the bottom of the measuring cup cover.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a funnel and the vacuum layer that set up, prevent volatilizing of solution, thereby make measuring result more accurate when measuring the solvent, through volume bowl cover and the sealing washer interact that sets up, both can prevent to lead to solution unrestrained because of rocking when disposing the solution, can long-time sealed storage solution again, impurity in the filter screen through setting up can filtering water, can dispose pure solution better, prevent to lead to changing the chemical reaction result because the solution is impure, protection pad and silica gel granule through setting up both can increase and prevent that the graduated flask from dropping with the frictional force between the hand, can reduce the impact when the graduated flask strikes the ground again, thereby reduce the graduated flask harm, and then reduce certain economic loss.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the funnel structure of the present invention;
fig. 3 is a cross-sectional view of the present invention;
fig. 4 is a schematic view of the structure of the connecting pipe of the present invention.
In the figure: 1. a measuring cup; 2. a protective pad; 3. a measuring cup cover; 4. a funnel; 5. a handle; 6. a seal ring; 7. a second water outlet; 8. a vacuum layer; 9. silica gel particles; 10. a measuring dial plate; 11. a friction pad; 12. A first water outlet; 13. a connecting pipe; 14. and (4) a filter screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a prevent volatile chemistry experiment room graduated flask, including graduated flask 1, one side at graduated flask 1 top is provided with second delivery port 7, and one side of graduated flask 1 is provided with graduated flask dish 10, the outside that graduated flask 1 kept away from graduated flask dish 10 is provided with protection pad 2, and the top of graduated flask 1 be provided with 1 rim of a cup matched with graduated flask lid 3 of graduated flask, the inside of graduated flask 1 is provided with rather than matched with funnel 4, and the bottom of funnel 4 is provided with connecting pipe 13, the inside top of connecting pipe 13 is provided with filter screen 14, the bottom of graduated flask 1 is provided with friction pad 11.
The utility model discloses a 4 fill of funnel that set up prevent to cause the measurement inaccurate because of volatilizing when measuring, influence the result of chemical test, when can preventing to measure through the vacuum layer 8 that sets up, the interference that receives ambient temperature accelerates volatilizing of solution, influence correct measuring result, graduated flask lid 3 and the 6 interact of sealing washer through setting up, both can prevent to dispose and lead to the solution unrestrained because of rocking when solution, can seal the storage solution for a long time again, the protection that sets up fills up 2 and silica gel granule 9 both can increase and prevent graduated flask 1 from dropping with the frictional force between the hand, can reduce the impact when graduated flask 1 strikes the ground again.
Please refer to fig. 2 and 3, the inner wall of the measuring cup 1 is provided with a vacuum layer 8, the top of the funnel 4 near the first water outlet 12 is provided with a second water outlet 7, and the second water outlet 7 and the first water outlet 12 work together.
This kind of prevent volatile chemical laboratory graduated flask passes through vacuum layer 8, can completely cut off ambient temperature's conduction, leads to volatilizing of solvent, can prevent through the funnel 4 that sets up that solution from volatilizing away from graduated flask 1's rim of a cup, and two kinds of modes combine together to prevent that the effect of volatilizing is better, cooperatees through first delivery port 12 and second delivery port 7, the outflow of the solution of being convenient for.
Please refer to fig. 1 and 4, the outer surface of the protection pad 2 is uniformly provided with silica gel particles 9, and the filter screen 14 is an activated carbon filter screen.
This kind of prevent volatile chemical laboratory graduated flask protection pad 2 and silica gel granule 9 both can increase and hand between frictional force prevent that graduated flask 1 from dropping, can reduce the impact when graduated flask 1 strikes the ground again to reduce graduated flask 1 harm, filter screen 14 can filter the impurity in the aquatic, can dispose pure solution better, prevent to lead to changing the chemical reaction result because the solution is impure.
Please refer to fig. 1, a handle 5 is disposed at the middle position of the top of the measuring cup cover 3, and a sealing ring 6 matched with the mouth of the measuring cup 1 is disposed at the bottom of the measuring cup cover 3.
This kind of prevent volatile chemistry experiment room graduated flask, through the graduated flask lid 3 and the sealing washer 6 interact that set up, both can prevent to lead to solution unrestrained because of rocking when disposing solution, can seal the storage solution for a long time again.
The working principle is as follows: firstly, pouring a solvent to be measured from the mouth of a measuring cup 1, flowing the poured solvent from a funnel 4, filtering by a filter screen 14, then flowing into the measuring cup 1 from a connecting pipe 13 after the solvent is stabilized, reading the amount of the solvent under the action of a measuring disk 10, preventing the solvent from volatilizing during measurement under the action of the funnel 4 and the connecting pipe 13 to influence the reading accuracy, then flowing out of a first water outlet 12, pouring the solvent flowing out of the first water outlet 12 from a second water outlet 7 out of the measuring cup 1, when the solution needs to be prepared, pouring a raw material for preparing the solution into the measuring cup 1 from the funnel 4, covering a measuring cup cover 3, lifting the measuring cup 1 to shake to fully stir and mix the solution, then lifting the measuring cup 3 under the action of a handle 5, flowing the prepared solution out of the first water outlet 12, and operating under the second water outlet 7, the solution flows out from the second water outlet 7 after the solution is prepared, so that the purpose of preparing the solution is achieved.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A chemical laboratory measuring cup for preventing volatilization comprises a measuring cup (1) and is characterized in that: one side at graduated flask (1) top is provided with second delivery port (7), and one side of graduated flask (1) is provided with graduated flask dish (10), the outside that graduated flask dish (10) was kept away from in graduated flask (1) is provided with protection pad (2), and the top of graduated flask (1) is provided with and graduated flask (1) rim of a cup matched with graduated flask lid (3), the inside of graduated flask (1) is provided with rather than matched with funnel (4), and the bottom of funnel (4) is provided with connecting pipe (13), and the inside top of connecting pipe (13) is provided with filter screen (14), the bottom of graduated flask (1) is provided with friction pad (11).
2. A volatilization prevention chemical laboratory measuring cup according to claim 1, wherein: the inner wall of the measuring cup (1) is provided with a vacuum layer (8).
3. A volatilization prevention chemical laboratory measuring cup according to claim 1, wherein: the top of the funnel (4) close to one side of the first water outlet (12) is provided with a second water outlet (7), and the second water outlet (7) and the first water outlet (12) are matched to work.
4. A volatilization prevention chemical laboratory measuring cup according to claim 1, wherein: the outer surface of the protective pad (2) is uniformly provided with silica gel particles (9).
5. A volatilization prevention chemical laboratory measuring cup according to claim 1, wherein: the filter screen (14) is an activated carbon filter screen.
6. A volatilization prevention chemical laboratory measuring cup according to claim 1, wherein: the middle position of the top of the measuring cup cover (3) is provided with a handle (5), and the bottom of the measuring cup cover (3) is provided with a sealing ring (6) matched with the mouth of the measuring cup (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921547880.9U CN210994360U (en) | 2019-09-18 | 2019-09-18 | Prevent volatile chemistry experiment room graduated flask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921547880.9U CN210994360U (en) | 2019-09-18 | 2019-09-18 | Prevent volatile chemistry experiment room graduated flask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210994360U true CN210994360U (en) | 2020-07-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921547880.9U Active CN210994360U (en) | 2019-09-18 | 2019-09-18 | Prevent volatile chemistry experiment room graduated flask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210994360U (en) |
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2019
- 2019-09-18 CN CN201921547880.9U patent/CN210994360U/en active Active
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