CN104289018A - Glass funnel and manufacturing method thereof - Google Patents
Glass funnel and manufacturing method thereof Download PDFInfo
- Publication number
- CN104289018A CN104289018A CN201410460770.4A CN201410460770A CN104289018A CN 104289018 A CN104289018 A CN 104289018A CN 201410460770 A CN201410460770 A CN 201410460770A CN 104289018 A CN104289018 A CN 104289018A
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- funnel body
- funnel
- glass
- scale
- screen pack
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Abstract
The invention discloses a glass funnel which comprises a first funnel body, a second funnel body and a third funnel body. The first funnel body fits with the second funnel body which fits with the third funnel body. Circumferential diameter of the upper surface of the second funnel body is slightly larger than circumferential diameter of the lower surface of the first funnel body, and circumferential diameter of the upper surface of the third funnel body is slight larger than circumferential diameter of the lower surface of the second funnel body. The lower surface of the first funnel body of the glass funnel is provided with a first filter screen, and the lower surface of the second funnel body is provided with a second filter screen. Filter holes of the first and second filter screens are all round. Through the above mode, the invention can provide a practical glass funnel to realize repeated filtration of filtrates in a funnel. Meanwhile, a filtrate in each filtration container can be measured. The glass funnel is convenient to operate, and experimental data precision can be raised.
Description
Technical field
The present invention relates to a kind of glass apparatus, particularly relate to a kind of glass funnel.
Background technology
Funnel is indispensable laboratory apparatus in filtration test.During use, usually in funnel, place a filter paper, filter for different filtrate.In use, usually because the difference of filtrate, and the difference of filter screen and appear in filter process and change funnel, or, usually need filtrate to filter multipass.Meanwhile, also can cannot measure because of data such as the capacity of initial filtrate and each step filtrate, and result in the waste of human resources, also affect experiment effect simultaneously.
Summary of the invention
The technical problem that the present invention mainly solves is the glass beaker with different filtering function, can realize the multiple times of filtration to filtrate, meanwhile, can measure the filtrate in each filtering container, handled easily in a funnel, and improves the data accuracy of experiment.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of glass funnel, comprising: the first funnel body, the second funnel body and the 3rd funnel body.Described first funnel body and the second funnel body, the second funnel body and the 3rd funnel body cooperatively interact, the upper surface circle diameter of described second funnel body is more bigger than the lower surface circle diameter of clothing funnel body, and the upper surface circle diameter of the 3rd funnel body is more bigger than the lower surface circle diameter of the second funnel body.
First funnel body lower surface of described glass funnel is provided with the first screen pack, and the second funnel body lower surface is provided with the second screen pack.The filter bores of the first screen pack and the second screen pack is circle, and the filter bores diameter of described first screen pack is greater than the filter bores diameter of described second screen pack.
In a preferred embodiment, described first funnel body, the second funnel body and the 3rd funnel body are provided with scale, described scale is arranged on the outer surface of the first funnel body, the second funnel body and the 3rd funnel body.
In a preferred embodiment, the circumferential surface of described first funnel body upper surface is also provided with some handles.
In a preferred embodiment, described handle is set to 1 or 2.
In a preferred embodiment, described first funnel body, the second funnel body and the 3rd funnel body are provided with switch valve.
The present invention also provides a kind of glass funnel preparation method, for described glass funnel, includes following operating procedure:
Cutting step: first cone-shaped glass bottle is cut, and seal bottom cone-shaped glass bottle one end, the positional distance height that sealing station distance will be cut is 3-5cm.And load machine oil in conical flask inside.Iron staff is burnt simultaneously and redly puts into machine oil, one end of well cutting is sealed, cone-shaped glass bottle is inverted simultaneously, again iron staff is burnt red after put into machine oil, make and become funnel body.
Drill process: holing in one end outer surface side less at the funnel body circle diameter of well cutting, holes with the drilling tool that speed is 300-500 revolutions per second, the size of boring adapts with the switch valve installed.
Adhesion step: choose screen pack, bonds in the end of the funnel body made, and then long position is removed.Install according to the direction in the claims and position simultaneously, then smear viscose at connecting portion and bond.
In a preferred embodiment, in described method, also include scale making step: needing the position of scale to be coated with the uniform paraffin of last layer, on paraffin, carrying out engraving scale with icking tool.The dark 3-5mm of the degree of depth of the depth ratio paraffin of scale, at paraffin surface spraying hydrofluoric acid.After stopping 1-3min, the hydrofluoric acid on surface is removed, repeats this step 3-5 time, funnel body is put into hot water and carry out invading bubble.Invading the bubble time is 10-20min, takes out glass funnel, dries.
In a preferred embodiment, described scale making step carries out after the cutting step.
The invention has the beneficial effects as follows: the present invention can realize the multiple times of filtration to filtrate in a funnel, meanwhile, can measure the filtrate in each filtering container, handled easily, and improve the data accuracy of experiment.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the structural representation of a kind of glass funnel one of the present invention preferred embodiment.
In accompanying drawing, the mark of each parts is as follows: 1, the first funnel body; 2, the second funnel body; 3, the 3rd funnel body; 4, the first screen pack; 5, the second screen pack; , the 6, first scale; 7, the second scale; 8, the 3rd scale; 9, handle.
Detailed description of the invention
Be clearly and completely described to the technical scheme in the embodiment of the present invention below, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1, the embodiment of the present invention provides following technical scheme.
In one embodiment, a kind of glass funnel, comprising: the first funnel body 1, second funnel body 2 and the 3rd funnel body 3.Described first funnel body 1 and the second funnel body 2, second funnel body 2 and the 3rd funnel body 3 cooperatively interact.Can ensure that funnel has good seal when filtration, improve the accuracy of experimental data.
The upper surface circle diameter of described second funnel body 2 is more bigger than the lower surface circle diameter of clothing funnel body, and the upper surface circle diameter of the 3rd funnel body 3 is more bigger than the lower surface circle diameter of the second funnel body 2.
First funnel body 1 lower surface of described glass funnel is provided with the first screen pack 4, second funnel body 2 lower surface and is provided with the second screen pack 5.The filter bores of the first screen pack 4 and the second screen pack 5 is circle or ellipse.And in circular filter hole, the filter bores diameter of described first screen pack 4 is greater than the filter bores diameter of described second screen pack 5.The effect of multiple times of filtration just can be completed in once filtering.
Described first funnel body 1, second funnel body 2 and the 3rd funnel body 3 are provided with scale, and described scale is arranged on the outer surface of the first funnel body 1, second funnel body 2 and the 3rd funnel body 3.Conveniently data are added up, be conducive to further analysis design mothod.Be respectively the first scale 6, second scale 7, the 3rd scale 8.
The circumferential surface of described first funnel body 1 upper surface is also provided with some handles 9, and described handle 9 is set to 1 or 2.Conveniently be fixed and operate.
Described first funnel body 1, second funnel body 2 and the 3rd funnel body 3 are provided with switch valve, can the analysis of effective experimentally result, the switch of gauge tap valve, the waste of conservation.
The present invention also provides a kind of glass funnel preparation method, for described glass funnel, includes following operating procedure:
Cutting step: first cone-shaped glass bottle is cut, and seal bottom cone-shaped glass bottle one end, the positional distance height that sealing station distance will be cut is 3-5cm.And load machine oil in conical flask inside.Iron staff is burnt simultaneously and redly puts into machine oil, one end of well cutting is sealed, cone-shaped glass bottle is inverted simultaneously, again iron staff is burnt red after put into machine oil, make and become funnel body.
Drill process: holing in one end outer surface side less at the funnel body circle diameter of well cutting, holes with the drilling tool that speed is 300-500 revolutions per second, the size of boring adapts with the switch valve installed.
Adhesion step: choose screen pack, bonds in the end of the funnel body made, and then long position is removed.Install according to the direction in the claims and position simultaneously, then smear viscose at connecting portion and bond.
Scale making step is also included: needing the position of scale to be coated with the uniform paraffin of last layer, on paraffin, carrying out engraving scale with icking tool in described method.The dark 3-5mm of the degree of depth of the depth ratio paraffin of scale, at paraffin surface spraying hydrofluoric acid.After stopping 1-3min, the hydrofluoric acid on surface is removed, repeats this step 3-5 time, funnel body is put into hot water and carry out invading bubble.Invading the bubble time is 10-20min, takes out glass funnel, dries.
Described scale making step carries out after the cutting step.
The invention has the beneficial effects as follows:
(1) multiple times of filtration to filtrate can be realized in a funnel;
(2) filtrate in each filtering container can be measured;
(3) data accuracy of experiment is improved.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present invention.
Claims (8)
1. a glass funnel, it is characterized in that, comprise: the first funnel body (1), the second funnel body (2) and the 3rd funnel body (3), described first funnel body and the second funnel body, the second funnel body and the 3rd funnel body cooperatively interact, the upper surface circle diameter of described second funnel body is more bigger than the lower surface circle diameter of clothing funnel body, and the upper surface circle diameter of the 3rd funnel body is more bigger than the lower surface circle diameter of the second funnel body; First funnel body lower surface of described glass funnel is provided with the first screen pack (4), second funnel body lower surface is provided with the second screen pack (5), the filter bores of the first screen pack and the second screen pack is circle, and the filter bores diameter of described first screen pack is greater than the filter bores diameter of described second screen pack.
2. glass funnel according to claim 1, it is characterized in that, described first funnel body, the second funnel body and the 3rd funnel body are provided with scale, and described scale is arranged on the outer surface of the first funnel body, the second funnel body and the 3rd funnel body.
3. glass funnel according to claim 1, is characterized in that, the circumferential surface of described first funnel body upper surface is also provided with some handles (9).
4. glass funnel according to claim 3, is characterized in that, described handle is set to 1 or 2.
5. glass funnel according to claim 1, is characterized in that, described first funnel body, the second funnel body and the 3rd funnel body are provided with switch valve.
6. a glass funnel preparation method, for making the glass funnel in claim 1-4 described in any one, is characterized in that, includes following operating procedure:
Cutting step: first cone-shaped glass bottle is cut, and seal bottom cone-shaped glass bottle one end, the positional distance height that sealing station distance will be cut is 3-5cm, and load machine oil in conical flask inside, iron staff is burnt simultaneously and redly put into machine oil, one end of well cutting is sealed, cone-shaped glass bottle is inverted simultaneously, again iron staff is burnt red after put into machine oil, make become funnel body;
Drill process: holing in one end outer surface side less at the funnel body circle diameter of well cutting, holes with the drilling tool that speed is 300-500 revolutions per second, the size of boring adapts with the switch valve installed;
Adhesion step: choose screen pack, bonds in the end of the funnel body made, and then long position is removed; Install according to the direction in the claims and position simultaneously, then smear viscose at connecting portion and bond.
7. glass funnel according to claim 6, it is characterized in that, scale making step is also included: be coated with the uniform paraffin of last layer needing the position of scale in described method, on paraffin, engraving scale is being carried out with icking tool, the dark 3-5mm of the degree of depth of the depth ratio paraffin of scale, at paraffin surface spraying hydrofluoric acid, after stopping 1-3min, the hydrofluoric acid on surface is removed, repeat this step 3-5 time, funnel body is put into hot water and carry out invading bubble, invading the bubble time is 10-20min, take out glass funnel, dry.
8. glass funnel according to claim 7, is characterized in that, described scale making step carries out after the cutting step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410460770.4A CN104289018A (en) | 2014-09-09 | 2014-09-09 | Glass funnel and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410460770.4A CN104289018A (en) | 2014-09-09 | 2014-09-09 | Glass funnel and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104289018A true CN104289018A (en) | 2015-01-21 |
Family
ID=52309109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410460770.4A Pending CN104289018A (en) | 2014-09-09 | 2014-09-09 | Glass funnel and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104289018A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108739281A (en) * | 2018-06-19 | 2018-11-06 | 惠州市新视觉实业有限公司 | A kind of rotary cave-shaped view of water type irrigation and drainage machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3417248C2 (en) * | 1984-05-10 | 1992-09-17 | Filtertek Gmbh, 4048 Grevenbroich, De | |
| CN1077439A (en) * | 1993-05-17 | 1993-10-20 | 重庆中华硬笔书法协会 | Method for etching calligraphy and painting on glass surface |
| CN202893032U (en) * | 2012-05-08 | 2013-04-24 | 长沙理工大学 | Multilayer filtration Buchner funnel device |
| CN203030064U (en) * | 2012-12-12 | 2013-07-03 | 臧金凤 | Examination filter |
-
2014
- 2014-09-09 CN CN201410460770.4A patent/CN104289018A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3417248C2 (en) * | 1984-05-10 | 1992-09-17 | Filtertek Gmbh, 4048 Grevenbroich, De | |
| CN1077439A (en) * | 1993-05-17 | 1993-10-20 | 重庆中华硬笔书法协会 | Method for etching calligraphy and painting on glass surface |
| CN202893032U (en) * | 2012-05-08 | 2013-04-24 | 长沙理工大学 | Multilayer filtration Buchner funnel device |
| CN203030064U (en) * | 2012-12-12 | 2013-07-03 | 臧金凤 | Examination filter |
Non-Patent Citations (1)
| Title |
|---|
| 克勤: "巧制玻璃圆环", 《科学启蒙》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108739281A (en) * | 2018-06-19 | 2018-11-06 | 惠州市新视觉实业有限公司 | A kind of rotary cave-shaped view of water type irrigation and drainage machine |
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Application publication date: 20150121 |