CN211420193U - Conical bottle ventilating bottle cap - Google Patents

Abstract

The utility model relates to a conical flask venting bottle cap, which comprises a cylindrical bottle cap body, wherein the middle part of the top surface of the bottle cap body is provided with a vent hole, and the vent hole is sealed by a venting film; the inner top surface of the bottle cap body is fixedly connected with a bottle plug which is inserted into the opening of the conical bottle, and the middle part of the bottle plug is provided with a gas passing hole which is coaxially communicated with the gas hole and is beneficial to gas passing; the lower end of the inner side wall of the bottle cap body is fixedly connected with a plurality of anti-slip strips which are circumferentially distributed around the axis of the bottle cap body and used for abutting against the outer side surface of the bottleneck of the conical bottle. The utility model has the advantages of simple and reasonable structure, when guaranteeing gas exchange, can guarantee to be difficult for polluting, remain longer ageing period, easy operation can be high temperature and high pressure resistant, used repeatedly, reduce cost.

Description

Conical bottle ventilating bottle cap

The technical field is as follows:

the utility model relates to a ventilative bottle lid of erlenmeyer flask.

Background art:

at present, when the conical flask is used for carrying out aseptic culture on plant tissues and fungus liquid, the mode of fixing a breathable film and a rubber band is generally adopted to seal a bottle opening part of the conical flask. The operation is time-consuming and labor-consuming, and after high-temperature and high-pressure sterilization, the rubber band can generate plastic deformation, the elasticity is reduced and the rubber band is easy to break, so that the pollution probability in the culture process is greatly increased. Meanwhile, in the plant tissue culture or bacterium shaking process and when other articles are contained for a long time, the rubber band needs to be replaced periodically, otherwise, the phenomena of pollution and water evaporation can be caused due to damage or falling off. Therefore, the bottle cap of the conical bottle is needed to be designed, so that the operation is more time-saving and labor-saving, the conical bottle cap is firm and durable, and the pollution problem of the experiment is reduced.

The utility model has the following contents:

the utility model discloses make the improvement to the problem that above-mentioned prior art exists, promptly the utility model aims to solve the technical problem that a ventilative bottle lid of erlenmeyer flask is provided, structural design is reasonable, when guaranteeing gas exchange, can guarantee difficult pollution, easy operation.

In order to realize the purpose, the utility model discloses a technical scheme is: a conical bottle breathable bottle cap comprises a cylindrical bottle cap body, wherein a breathable hole is formed in the middle of the top surface of the bottle cap body, and the breathable hole is sealed by a breathable film; the inner top surface of the bottle cap body is fixedly connected with a bottle plug which is inserted into the opening of the conical bottle, and the middle part of the bottle plug is provided with a gas passing hole which is coaxially communicated with the gas hole and is beneficial to gas passing; the lower end of the inner side wall of the bottle cap body is fixedly connected with a plurality of anti-slip strips which are circumferentially distributed around the axis of the bottle cap body and used for abutting against the outer side surface of the bottleneck of the conical bottle.

Further, the bottle stopper is cylindrical.

Furthermore, the air holes and the air passing holes are round.

Furthermore, the ventilated membrane is arranged on the outer top surface of the bottle cap body.

Furthermore, the inner top surface of the bottle cap body is fixedly connected with a sealing gasket which is sleeved on the outer side of the bottle plug and is used for being in contact with the edge of the opening of the conical bottle.

Furthermore, one end of the anti-slip strip, which is close to the axis of the bottle cap body, is provided with an arc-shaped abutting convex part.

Furthermore, the lateral wall of bottle lid body is provided with the vertical strip antiskid arch that extends of a plurality of.

Compared with the prior art, the utility model discloses following effect has: the utility model has the advantages of simple and reasonable structure, when guaranteeing gas exchange, can guarantee to be difficult for polluting, remain longer ageing period, easy operation can be high temperature and high pressure resistant, used repeatedly, reduce cost.

Description of the drawings:

FIG. 1 is a schematic view of a front view cross section of an embodiment of the present invention;

fig. 2 is a schematic top view of an embodiment of the present invention;

FIG. 3 is a schematic sectional view taken along line A-A in FIG. 1;

fig. 4 is a schematic view of a usage status of the embodiment of the present invention.

The specific implementation mode is as follows:

the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1 to 4, the conical bottle venting bottle cap of the present invention comprises a cylindrical bottle cap body 1, wherein a circular venting hole 2 is formed in the middle of the top surface of the bottle cap body 1, and the venting hole 2 is sealed by a venting film 3; the inner top surface of the bottle cap body 1 is fixedly connected with a cylindrical bottle plug 5 which is inserted into the opening of the conical bottle 4, the middle part of the bottle plug 5 is provided with a circular air passing hole 6 which is coaxially communicated with the air hole 2 and is beneficial to the air to pass through, and the air hole 2 and the air passing hole 6 are vertically penetrated; the lower extreme of the inside wall of bottle lid body 1 links firmly six and is the anti-skidding strip 7 that circumference distributes and be used for the butt at 4 bottleneck lateral surfaces of erlenmeyer flask around the axis of bottle lid body 1 to make the bottleneck firm contact of bottle lid body 1 and erlenmeyer flask 4, ensure that the bottle lid is difficult for droing.

In this embodiment, the air permeable membrane 3 is fixedly disposed on the outer top surface of the bottle cap body 1.

In the embodiment, the inner top surface of the bottle cap body 1 is fixedly connected with a sealing gasket 8 which is sleeved outside the bottle stopper 5 and is used for contacting with the edge of the bottle opening of the conical bottle 4, and the sealing gasket 8 is made of rubber; the sealing gasket 8 can be in seamless connection with the bottle mouth to prevent bacteria from entering.

In the embodiment, the anti-slip strip 7 is vertically arranged, and an arc-shaped abutting convex part 9 is arranged at one end of the anti-slip strip 7 close to the axis of the bottle cap body 1; through setting up and propping tight convex part, can make the upper and lower both ends of antiskid strip all be less than the mid portion to when making the bottle lid cover on the erlenmeyer flask, the bottle lid can be smoothly through bottleneck periphery arch and be fixed in the bottleneck.

In this embodiment, the outer side wall of the bottle cap body 1 is provided with a plurality of vertically extending strip-shaped anti-slip protrusions 10 to increase friction force and facilitate manual holding operation.

In this embodiment, the bottle cap body 1 is made of a high-temperature-resistant, high-pressure-resistant and light-transmitting PP material, which is beneficial to increase the light-receiving area of plants.

In this embodiment, the inner diameter of the bottle cap body 1 is adapted to the outer diameter of the mouth of the conical bottle 4, the height of the bottle cap body 1 is obtained by subtracting 3 mm from the length of the neck of the conical bottle 4, and the bottom end of the bottle cap body 1 is completely opened. The diameter of the bottle stopper 5 is matched with the inner diameter of the opening of the conical bottle 1, and the height of the bottle stopper 5 is 1 cm; the distance between the anti-skid strips 6 and the top surface of the bottle cap body 1 is 2 cm.

In the embodiment, compared with the prior art, the conical bottle breathable bottle cap is more convenient to use, meanwhile, the sealing performance does not need to be checked regularly, the rubber band does not need to be replaced, and labor is saved during a large number of experiments; meanwhile, the damage to the experimenter caused by overlarge tension in the process of sealing by using a rubber band is avoided, and the method is safer. When the device is operated in an ultraclean workbench, the bottle cap is protected in a large area, so that the pollution probability in the culture process is greatly reduced in an aseptic state in the coverage range, the device is not easily blown by circulating air, and the experimental efficiency is improved. Through the antiskid area, can prevent the lid phenomenon of spouting and avoid polluting that the fixed bottle lid caused because high temperature high pressure better.

The utility model has the advantages that: (1) the air holes sealed by the air permeable films are formed in the bottle cap, so that the air exchange between the inside and the outside of the conical bottle is facilitated, the air permeable films have an antibacterial effect, and the pollution probability is effectively reduced. (2) The sealing gasket arranged on the inner top surface of the bottle cap is in contact with the bottle mouth, so that the mixed bacteria are prevented from entering, and the bacteria-proof effect is further improved. (3) The inner wall at the bottle lid sets up the bottleneck contact of anti-skidding strip and erlenmeyer flask, realizes anti-skidding effect, plays the effect of firmly fixing the bottle lid, can prevent because the lid phenomenon of spouting that high temperature high pressure caused with avoid polluting, the simple operation saves time, manpower, has avoided the too big injury that causes the experimenter of in-process pulling force that uses the rubber band to seal simultaneously, safe and reliable more. (4) The bottle cap can be repeatedly used, is more environment-friendly compared with the disposable use of a rubber band and a breathable film, has longer service time in the sterilization and culture processes, and saves the cost.

The utility model discloses if disclose or related to mutual fixed connection's spare part or structure, then, except that other the note, fixed connection can understand: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).

In addition, the terms used in any aspect of the present disclosure as described above to indicate positional relationships or shapes include similar, analogous, or approximate states or shapes unless otherwise stated.

The utility model provides an arbitrary part both can be assembled by a plurality of solitary component parts and form, also can be the solitary part that the integrated into one piece technology was made.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

Claims (7)

1. The utility model provides a ventilative bottle lid of erlenmeyer flask which characterized in that: the bottle cap comprises a cylindrical bottle cap body, wherein an air hole is formed in the middle of the top surface of the bottle cap body, and the air hole is sealed by a breathable film; the inner top surface of the bottle cap body is fixedly connected with a bottle plug which is inserted into the opening of the conical bottle, and the middle part of the bottle plug is provided with a gas passing hole which is coaxially communicated with the gas hole and is beneficial to gas passing; the lower end of the inner side wall of the bottle cap body is fixedly connected with a plurality of anti-slip strips which are circumferentially distributed around the axis of the bottle cap body and used for abutting against the outer side surface of the bottleneck of the conical bottle.

2. The erlenmeyer flask cap according to claim 1, characterized in that: the bottle stopper is cylindrical.

3. The erlenmeyer flask cap according to claim 1, characterized in that: the air holes and the air passing holes are circular.

4. The erlenmeyer flask cap according to claim 1, characterized in that: the ventilated membrane is arranged on the outer top surface of the bottle cap body.

5. The erlenmeyer flask cap according to claim 1, characterized in that: the inner top surface of the bottle cap body is fixedly connected with a sealing gasket which is sleeved on the outer side of the bottle plug and is used for being in contact with the edge of the opening of the conical bottle.

6. The erlenmeyer flask cap according to claim 1, characterized in that: one end of the anti-slip strip close to the axis of the bottle cap body is provided with an arc-shaped abutting convex part.

7. The erlenmeyer flask cap according to claim 1, characterized in that: the lateral wall of bottle lid body is provided with the vertical strip antiskid arch that extends of a plurality of.

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