CN205392490U - Flask - Google Patents
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- CN205392490U CN205392490U CN201620194627.XU CN201620194627U CN205392490U CN 205392490 U CN205392490 U CN 205392490U CN 201620194627 U CN201620194627 U CN 201620194627U CN 205392490 U CN205392490 U CN 205392490U
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- China
- Prior art keywords
- clamping plate
- plate
- opening
- flask
- miracidium
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Abstract
The utility model discloses a flask possesses the first internal surface that comprises the vertically plane. Because making progress nature of miracidium, phototropism, to the biological nature of clear nature, the miracidium of hatching will be frequently movable at first internal surface. When utilizing the microscopic examination, can ensure microscopical focal plane and the coincidence of first internal surface to the clear miracidium activity condition of observing whole first internal surface within range, greatly reduced fail to pinpoint a disease in diagnosis disconnected rate.
Description
Technical field
This utility model relates to a kind of flask.
Background technology
Schistosomicide is one of China's three big major infectious diseases, is a kind of serious harm human health, hinders epidemic-stricken area socio-economic development, has the parasitic disease of infectiousness, endemicity and Natur al foca, is classified as the reproduction infectious disease very easily reappeared by WHO.
The detection of schistosomicide mainly adopts Hatching, hatches situation by perusal miracidium, thus judging whether to suffer from schistosomicide.But due to miracidium only 35 μm of sizes of 99 μ m, naked eyes are difficult to observe, and result in higher leakage diagnosis.In order to make up the deficiency of naked eyes, medical worker uses microscope observation miracidium instead hatches situation.But, leakage diagnosis is still higher.
Utility model content
In view of this, the purpose of this utility model is in that to provide a kind of flask, and it possesses the first inner surface being made up of vertical plane, and microscopical focal plane can overlap with the first inner surface, thus observing miracidium in the larger context to hatch situation, reduces leakage diagnosis.
Embodiment of the present utility model is achieved in that
A kind of flask, including bottom, and by the upwardly extending wall of bottom side face；Composition opening is surrounded at the top of wall, and the part of the inner surface of opening is made up of the first inner surface, and the first inner surface is vertical plane.
Inventor finds in realizing process of the present utility model, in the detection process of schistosomicide, adopts conical flask hatching miracidium, then passes through microscope and observe whether conical flask opening part has miracidium movable.But conical flask opening part is circular, cause that microscopical focal plane also only has fraction can overlap with the inner surface of conical flask opening, testing staff can only clearly observe the sub-fraction of conical flask opening inner surface, thus causing higher leakage diagnosis.
This flask possesses the first inner surface being made up of vertical plane.Due to miracidium upwards property, phototropism, biological nature to clear property, the miracidium of hatching will in the first inner surface frequent activities.When utilizing microscope to observe, it can be ensured that microscopical focal plane overlaps with the first inner surface, thus the miracidium active situation clearly observed within the scope of whole first inner surface, greatly reduce leakage diagnosis.
In this utility model preferred embodiment:
From bottom to up, wall is drawn close to the axis being perpendicular to bottom and traverse bottom centre position gradually.
In this utility model preferred embodiment:
The part of the inner surface of opening is made up of the second inner surface, and the second inner surface is vertical plane, and the second inner surface is just to the first inner surface.
In this utility model preferred embodiment:
The outer surface part of opening is made up of the first outer surface, and the first outer surface is parallel with the first inner surface and just to the first inner surface；
The outer surface part of opening is made up of the second outer surface, and the second outer surface is parallel with the second inner surface and just to the second inner surface.
In this utility model preferred embodiment:
Bottom is rectangle；
Wall includes bottom and top, and bottom is drawn close to the axis being perpendicular to bottom and traverse bottom centre position from bottom to up gradually；Top is from vertical the upwardly extending of the end face of bottom, and the opening constituting rectangle is surrounded on top；
Top is made up of the first relative plate and the second plate, the 3rd relative plate and the 4th plate；The inner surface of the first plate constitutes the first inner surface, and the outer surface of the first plate constitutes the first outer surface；The inner surface of the second plate constitutes the second inner surface, and the outer surface of the second plate constitutes the second outer surface.
In this utility model preferred embodiment:
The planar dimension of opening is 1cm × 1cm.
In this utility model preferred embodiment:
Also include the fastener being made up of transparent material, fastener includes horizontally disposed upper clamping plate, the two ends of upper clamping plate extend the first clamping plate and the second clamping plate that composition is parallel to each other vertically downward, the lower surface of upper clamping plate and the upper surface of the first plate, the inner surface of the first clamping plate and the first exterior surface, the inner surface of the second clamping plate and the contact of the first inner surface.
In this utility model preferred embodiment:
The bottom surface of the second clamping plate is inclined-plane, and high-end and the second clamping plate the outer surface on inclined-plane is connected, and the low side on inclined-plane and the inner surface of the second clamping plate connect.
In this utility model preferred embodiment:
The length of the first clamping plate in the vertical direction is less than the length of the second clamping plate in the vertical direction.
In this utility model preferred embodiment:
The thickness of the second clamping plate is 0.5cm.
The technical solution of the utility model at least has the advantage that and beneficial effect:
Possesses the first inner surface being made up of vertical plane.Due to miracidium upwards property, phototropism, biological nature to clear property, the miracidium of hatching will in the first inner surface frequent activities.When utilizing microscope to observe, it can be ensured that microscopical focal plane overlaps with the first inner surface, thus the miracidium active situation clearly observed within the scope of whole first inner surface, greatly reduce leakage diagnosis.
Accompanying drawing explanation
For the technical scheme of clearer explanation this utility model embodiment, below to embodiment needing the accompanying drawing used be briefly described.Should be appreciated that the following drawings illustrate only some embodiment of the present utility model, be not construed as the restriction to this utility model scope.To those skilled in the art, when not paying creative work, it is possible to obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is the location state diagram of microscopical focal plane and conical flask inner surface opening part；
Fig. 2 is the cross-sectional view of flask in this utility model embodiment 1；
Fig. 3 is the top view of Fig. 2；
Fig. 4 is the cross-sectional view of flask in this utility model embodiment 2；
Fig. 5 is the top view of Fig. 4；
Fig. 6 is the cross-sectional view of flask in this utility model embodiment 3；
Fig. 7 is the cross-sectional view of flask in this utility model embodiment 4；
Fig. 8 is the cross-sectional view of flask in this utility model embodiment 5；
Fig. 9 is the perspective view of flask in this utility model embodiment 6；
Figure 10 is the top view of Fig. 9；
Figure 11 is the perspective view of flask in this utility model embodiment 7；
Wherein, the parts title that accompanying drawing labelling is corresponding is as follows:
100-conical flask opening part, 110-focal plane, 200-flask, bottom 210-, 220-wall, 221-top, 222-bottom, 223-the first plate, 224-the second plate, 225-the 3rd plate, 226-the 4th plate, 230-opening, 231-the first inner surface, 232-the second inner surface, 233-the first outer surface, 234-the second outer surface, 240-fastener, 241-the first clamping plate, 242-the second clamping plate, the upper clamping plate of 243-, 244-inclined-plane.
Detailed description of the invention
For making the purpose of this utility model embodiment, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the technical scheme in this utility model embodiment is carried out clear, complete description.Obviously, described embodiment is a part of embodiment of the present utility model, rather than whole embodiments.
Therefore, below the detailed description of embodiment of the present utility model is not intended to limit claimed scope of the present utility model, but is merely representative of section Example of the present utility model.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
It should be noted that when not conflicting, the embodiment in this utility model and the feature in embodiment and technical scheme can be mutually combined.
It should also be noted that similar label and letter below figure represent similar terms, therefore, once a certain Xiang Yi accompanying drawing is defined, then it need not be carried out definition further and explain in accompanying drawing subsequently.
Term " first ", " second ", " the 3rd " etc. are only used for distinguishing description, and it is not intended that indicate or hint relative importance.
Schistosomicide is one of China's three big major infectious diseases, is a kind of serious harm human health, hinders epidemic-stricken area socio-economic development, has the parasitic disease of infectiousness, endemicity and Natur al foca, is classified as the reproduction infectious disease very easily reappeared by WHO.
The detection of schistosomicide mainly adopts Hatching, hatches situation by perusal miracidium, thus judging whether to suffer from schistosomicide.Concrete grammar is as follows:
Take the fecal specimens of people or poultry, put in screen tray, below screen tray, place vessel.Rock screen tray to sieve trickle simultaneously.The water of mixed feces of knowing clearly flows in the vessel below screen tray.Excrement slag in screen tray is abandoned.Liquid manure in vessel is loaded nylon yarn thin,tough silk, rinsed clean in the water of flowing.Thin excrement slag in nylon-tissue bag loads in conical flask and adds the cleaning water that processed to bottleneck.Conical flask is put in the biochemical cultivation case of 25 DEG C～28 DEG C and stand.After standing 20～40 minutes, with the naked eye under black background and light, observe whether conical flask bottleneck has miracidium to hatch, with the diagnosis person that whether is schistosomiasis infection.
But due to miracidium only 35 μm of sizes of 99 μ m, naked eyes are difficult to observe, and result in higher leakage diagnosis.In order to make up the deficiency of naked eyes, medical worker uses microscope observation miracidium instead hatches situation.But, leakage diagnosis is still higher.
Inventor finds in realizing process of the present utility model, in the detection process of schistosomicide, adopts conical flask hatching miracidium, then passes through microscope and observe whether conical flask opening part has miracidium movable.
With reference to Fig. 1, when observing circular conical flask opening part 100 by microscope, microscope is focused to the inner surface of conical flask opening part 100, microscopical focal plane 110 only fraction can overlap with the inner surface of conical flask opening part 100, testing staff can only clearly observe the sub-fraction of conical flask opening part 100 inner surface, thus causing higher leakage diagnosis.
For this, the following examples provide a kind of beaker, to improve the problems referred to above.
Embodiment 1:
With reference to Fig. 2 and Fig. 3, the present embodiment provides a kind of flask 200.
Flask 200 is made up of bottom 210 and wall 220.Bottom 210 be circle, and wall 220 is from vertical the upwardly extending of side face of bottom 210.Composition opening 230 is surrounded at the top of wall 220.The first inner surface 231 that the inwardly projecting formation of a part of the inner surface of opening 230 is made up of vertical plane.
When detection, due to miracidium upwards property, phototropism, biological nature to clear property, the miracidium of hatching will on the first inner surface 231 frequent activities.Due to the plane that the first inner surface 231 is vertical, after microscope focusing to the first inner surface 231, microscopical focal plane overlaps with the first inner surface 231.Testing staff can clearly observe the situation on whole first inner surface 231.If hairiness is hatched, testing staff can be easy to it is clear that greatly reduce leakage diagnosis.
Embodiment 2:
With reference to Fig. 4 and Fig. 5, the present embodiment provides a kind of flask 200.
Flask 200 is made up of bottom 210 and wall 220.Bottom 210 be circle, and wall 220 is from vertical the upwardly extending of side face of bottom 210.Composition opening 230 is surrounded at the top of wall 220.A part for the inner surface of opening 230 is cut, forms the first inner surface 231 being made up of vertical plane.
Embodiment 3:
With reference to Fig. 6, the present embodiment provides a kind of flask 200, so that the distribution of miracidium is more concentrated.
Flask 200 is made up of bottom 210 and wall 220.Bottom 210 be circle, and wall 220 is from upwardly extending that the side face of bottom 210 tilts.From bottom to up, wall 220 is drawn close to the axis 211 being perpendicular to bottom 210 and traverse center, bottom 210 gradually.Composition opening 230 is surrounded at the top of wall 220.The first inner surface 231 that the inwardly projecting formation of a part of the inner surface of opening 230 is made up of vertical plane.
Owing to wall 220 is from upwardly extending that the side face of bottom 210 tilts, the area of opening 230 is reduced so that miracidium is movable in less scope, and testing staff is more easily observed miracidium, thus reduce further leakage diagnosis.
Natural, it would however also be possible to employ the mode that a part for the inner surface of opening 230 is cut forms the first inner surface 231.
Embodiment 4:
With reference to Fig. 7, the present embodiment provides a kind of flask 200, to increase detection range.
The present embodiment is substantially the same manner as Example 3, is different in that, the second inner surface 232 that the inwardly projecting formation of a part of the inner surface of opening 230 is made up of vertical plane.Second inner surface 232 is just to the first inner surface 231.
First inner surface 231 and the second inner surface 232 is set simultaneously.After microscope focusing is detected by testing staff to the first inner surface 231, as do not found miracidium, it is also possible under not moving microscopical situation, microscope focusing is detected to the second inner surface 232.So, considerably increase detection range, reduce further leakage diagnosis.
Embodiment 5:
With reference to Fig. 8, the present embodiment provides a kind of flask 200, so that the focusing that can be more prone to of microscope is to the first inner surface 231 or the second inner surface 232.
On the basis of embodiment 7, the first outer surface 233 that the outwardly formation of a part of the outer surface of opening 230 is made up of vertical plane, the first outer surface 233 is parallel with the first inner surface 231 and just to the first inner surface 231.The second outer surface 234 that the outwardly formation of a part of the outer surface of opening 230 is made up of vertical plane, the second outer surface 234 is parallel with the second inner surface 232 and just to the second inner surface 232.
The outer surface of opening part is rounded, affects microscope focusing, causes that testing staff is difficult to microscope focusing to the first inner surface 231 or the second inner surface 232.For this, the first outer surface 233 and the second outer surface 234 is set, so it can be avoided that the impact that microscope focus of the circular periphery of opening part, the testing staff that is more convenient for operates.
Natural, it would however also be possible to employ the mode that a part for the outer surface of opening 230 is cut forms the first outer surface 233 and the second outer surface 234.
Embodiment 6:
With reference to Fig. 9 and Figure 10, the present embodiment provides a kind of flask 200, can easily be produced.
Flask 200 is made up of bottom 210 and wall 220.
Bottom 210 is rectangle.Wall 220 includes top 221 and bottom 222.Bottom 222 upwardly extends from the side face of bottom 210.From bottom to up, bottom 222 is drawn close to the axis being perpendicular to bottom 210 and traverse center, bottom 210 gradually.Top 221 is from vertical the upwardly extending of end face of bottom 222, and the opening 230 constituting rectangle is surrounded on top 221.
Top 221 is specifically by the first relative plate 223 and the second plate 224, and the 3rd relative plate 225 and the 4th plate 226 are constituted；The inner surface of the first plate 223 constitutes the first inner surface 231, and the outer surface of the first plate constitutes the first outer surface 233；The inner surface of the second plate constitutes the second inner surface 232, and the outer surface of the second plate constitutes the second outer surface 234.
Cut relative to a part for the inner surface of opening 230, or the part protrusion of the inner surface of opening 230 constitutes the first inner surface 231 and the second inner surface 232, cut relative to a part for the outer surface of opening 230, or the part protrusion of the outer surface of opening 230 constitutes the first outer surface 233 and the second outer surface 234, the flask 200 of above-mentioned overall squarely can be one-body molded, it is easier to is manufactured.
As one preferably embodiment, the planar dimension of opening 230 being set to 1cm × 1cm, namely overlook on direction, the inner peripheral surface of opening 230 is of a size of 1cm × 1cm.Pour into liquid of being more convenient for and pour out.
Embodiment 7:
With reference to Figure 11, the present embodiment provides a kind of flask 200, uses so that it is more suitable for the microscopes less with conventional effective depth of field.
The present embodiment, on the basis of embodiment 6, sets up fastener 240.Fastener 240 is made up of transparent material (glass, transparent plastic etc.).Fastener 240 includes horizontally disposed upper clamping plate 243, the two ends of upper clamping plate 243 extend the first clamping plate 241 and the second clamping plate 242 that composition is parallel to each other vertically downward, the lower surface of upper clamping plate 243 and the upper surface of the first plate 223, inner surface and first outer surface 233 of the first clamping plate 241 contact, and inner surface and first inner surface 231 of the second clamping plate 242 contact.
Take off fastener 240 such that it is able to be easy in flask 200, pour liquid into or poured out from flask 200 by liquid.Installing fastener 240 so that the reduced width of opening 230, using thus being more suitable for the microscopes less with effective depth of field.
As one preferably embodiment, the thickness of the second clamping plate 242 is 0.5cm.Owing to the microscopical effective depth of field of major part is at about 0.5cm.Therefore the thickness of the second clamping plate 242 is arranged to 0.5cm so that the reduced width of opening 230 becomes 0.5cm, from be more suitable for major part imitate the depth of field use at the microscopes of about 0.5cm.
As one preferably embodiment, the bottom surface of the second clamping plate 242 is inclined-plane 244, and high-end and the second clamping plate 242 the outer surface on inclined-plane 244 is connected, and the low side on inclined-plane 244 and the inner surface of the second clamping plate 242 connect.
If the bottom surface of the second clamping plate 242 is plane, it is likely that stop portions miracidium floats.Arrange inclined-plane 244 for this, the bottom surface so stopping the second clamping plate 242 stops that miracidium floats, and makes miracidium be easier to be observed.
As one preferably embodiment, the length of the first clamping plate 241 in the vertical direction is less than the length of the second clamping plate 242 in the vertical direction.
When observing miracidium, it is desirable to have background light is incident to illuminate opening 230 place.Length such as the first clamping plate 241 in the vertical direction is not less than the length of the second clamping plate 242 in the vertical direction, then can cause that light needs could enter opening 230 through thicker solid dielectric, causes that light weakens, impact detection.For this, make the length length less than the second clamping plate 242 in the vertical direction of the first clamping plate 241 in the vertical direction, stopping the first clamping plate 241 affects light intensity.
The foregoing is only section Example of the present utility model, be not limited to this utility model, to those skilled in the art, this utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection domain of the present utility model.
Claims (10)
1. a flask, it is characterised in that:
Including bottom, and by the described bottom upwardly extending wall of side face；
Surround composition opening at the top of described wall, and the part of the inner surface of described opening is made up of the first inner surface, and described first inner surface is vertical plane.
2. a kind of flask according to claim 1, it is characterised in that:
From bottom to up, described wall is drawn close to the axis being perpendicular to described bottom and the described bottom centre position of traverse gradually.
3. a kind of flask according to claim 2, it is characterised in that:
The part of the inner surface of described opening is made up of the second inner surface, and described second inner surface is vertical plane, and described second inner surface is just to described first inner surface.
4. a kind of flask according to claim 3, it is characterised in that:
The outer surface part of described opening is made up of the first outer surface, and described first outer surface is parallel with described first inner surface and just to described first inner surface；
The outer surface part of described opening is made up of the second outer surface, and described second outer surface is parallel with described second inner surface and just to described second inner surface.
5. a kind of flask according to claim 4, it is characterised in that:
Described bottom is rectangle；
Described wall includes bottom and top, and described bottom is drawn close to the axis being perpendicular to described bottom and the described bottom centre position of traverse from bottom to up gradually；Described top is from vertical the upwardly extending of end face of described bottom, and the opening constituting rectangle is surrounded on described top；
Described top is made up of the first relative plate and the second plate, the 3rd relative plate and the 4th plate；The inner surface of described first plate constitutes described first inner surface, and the outer surface of described first plate constitutes described first outer surface；The inner surface of described second plate constitutes described second inner surface, and the outer surface of described second plate constitutes described second outer surface.
6. a kind of flask according to claim 5, it is characterised in that:
The planar dimension of described opening is 1cm × 1cm.
7. a kind of flask according to claim 6, it is characterised in that:
Also include the fastener being made up of transparent material, described fastener includes horizontally disposed upper clamping plate, the two ends of described upper clamping plate extend the first clamping plate and the second clamping plate that composition is parallel to each other vertically downward, the lower surface of described upper clamping plate and the upper surface of described first plate, the inner surface of described first clamping plate and described first exterior surface, the inner surface of described second clamping plate contacts with described first inner surface.
8. a kind of flask according to claim 7, it is characterised in that:
The bottom surface of described second clamping plate is inclined-plane, and the outer surface of the high-end and described second clamping plate on described inclined-plane is connected, and the low side on described inclined-plane is connected with the inner surface of described second clamping plate.
9. a kind of flask according to claim 7, it is characterised in that:
The length of described first clamping plate in the vertical direction is less than the length of described second clamping plate in the vertical direction.
10. a kind of flask according to claim 7, it is characterised in that:
The thickness of described second clamping plate is 0.5cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620194627.XU CN205392490U (en) | 2016-03-14 | 2016-03-14 | Flask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620194627.XU CN205392490U (en) | 2016-03-14 | 2016-03-14 | Flask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205392490U true CN205392490U (en) | 2016-07-27 |
Family
ID=56422551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620194627.XU Expired - Fee Related CN205392490U (en) | 2016-03-14 | 2016-03-14 | Flask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205392490U (en) |
-
2016
- 2016-03-14 CN CN201620194627.XU patent/CN205392490U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160727 Termination date: 20210314 |