CN212450583U - Anti-pollution filling tube - Google Patents

Abstract

The utility model provides an anti-pollution filling pipe, include the liquid cover that connects with the liquid outlet, with treat the antifouling cover that the filling bottle is connected and connect antifouling cover and the pipette that connects the liquid cover, the pipette includes the standpipe be connected with antifouling cover and connects the standpipe and connect the coupling hose of liquid cover, the standpipe is the stereoplasm plastic tubing, the float is established to the standpipe lower extreme, antifouling cover is the hemisphere body with connecing the liquid cover, antifouling cover includes the antifouling cover body and antifouling lid, the float can be accomodate between the antifouling cover body and antifouling lid, the perpendicular hole through antifouling cover body the central axis is seted up to antifouling cover body upper end, the bell mouth has been seted up to the lower extreme, the multistage connection face that the toper pore wall is multistage continuous stair structure, the standpipe penetrates and extends to in the bell mouth from erecting the hole, the standpipe can slide in erecting the hole, the upper end footpath of bell mouth is greater than the biggest cross section size. The utility model discloses an anti-pollution filling tube can prevent pipette and external environment's cross contamination, and can avoid filling in-process pollution to treat the filling bottle bottleneck.

Description

Anti-pollution filling tube

Technical Field

The utility model relates to a with the filling pipette, especially indicate a filling tube that can prevent filling liquid pollution filling bottle.

Background

When biological fluid is filled, one end of a pipette is directly connected with a liquid outlet of a filling device, the other end of the pipette is directly inserted into a bottle to be filled, the phenomenon of bottle mouth pollution is easily caused in the process of inserting and pulling the pipette, and biological residual liquid stained on the surface and the mouth of the pipette filling tube is easily bred with bacteria and stained with external dust in the process of placing the pipette filling tube, so that the biological fluid filled in the bottle is polluted in the filling process.

SUMMERY OF THE UTILITY MODEL

For solving the not enough of above prior art, the utility model provides an anti-pollution filling tube aims at preventing that the biological fluid from treating the pollution of filling bottle bottleneck and body to biological fluid's pollution.

The technical scheme of the utility model is realized like this:

an anti-pollution filling tube comprises a liquid receiving cover connected with a liquid outlet of a filling device, with treat antifouling cover that the filling bottle is connected and connect antifouling cover and connect the pipette of liquid cover, the pipette includes the standpipe be connected with antifouling cover and connects the standpipe and connect the coupling hose that the liquid covered, the standpipe is the stereoplasm plastic tubing, the standpipe lower extreme is equipped with the float, antifouling cover is the hemisphere body with connecing the liquid cover, antifouling cover includes the antifouling cover body and closes soon the antifouling lid that covers antifouling cover body lower extreme, the float can be accomodate between the antifouling cover body and antifouling lid, the perpendicular hole through antifouling cover body the central axis is seted up to antifouling cover body upper end, the bell mouth has been seted up to the lower extreme, the toper pore wall is multistage connection face of multistage continuous stair structure, the standpipe penetrates and extends to in the bell mouth from perpendicular hole, the standpipe can slide in perpendicular hole, the upper end footpath of bell mouth is greater than the biggest cross section size of float.

Preferably, the lower part of standpipe is equipped with the gasbag that is used for pressing the imbibition, the gas pocket and the standpipe intercommunication that the gasbag inner chamber set up through the standpipe wall, the internal cassette and the gasbag that are located between riser and the bell mouth that are equipped with of dirt proof cover hold the chamber, the cassette is located under the gasbag holds the chamber, the cassette is ring form plastic ring, its medial surface is the big structure of the little both ends internal diameter of middle internal diameter, and medial surface and lower medial surface are the cambered surface above that, the minimum internal diameter of medial surface is more than or equal to gasbag extrusion diameter, the gasbag holds the chamber and is used for placing the gasbag under the normal condition, the gasbag is.

Further preferably, the lower portion of the vertical pipe is further provided with a funnel structure, the funnel structure is a cylindrical funnel-shaped plastic pipe bonded inside the vertical pipe, a back pressure area is formed between the outer surface of the funnel structure and the inner surface of the vertical pipe, and the air hole is located in the back pressure area.

Further preferably, the bottom of the antifouling cover is provided with a liquid absorption and bacterium inhibition layer.

More preferably, the liquid receiving cover comprises a liquid receiving cover body and a liquid outlet pipe, the lower port of the liquid receiving cover body is connected with a liquid outlet of the filling device through a connecting thread, the liquid outlet pipe is hermetically bonded with the liquid receiving cover body, one end of the liquid outlet pipe extends out of the upper end spherical surface of the liquid receiving cover body and is connected with a connecting hose, and the other end of the liquid outlet pipe is located in the liquid receiving cover body.

Compared with the prior art, the utility model discloses an anti-pollution filling tube can prevent pipette and external environment's cross contamination, and can avoid the filling in-process to pollute and treat the filling bottle bottleneck.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural view of a filling tube;

FIG. 2 is a schematic view of the structure of the dirt protector;

FIG. 3 is a schematic view of a usage state;

in the figure: 1. an anti-fouling cover; 11. an anti-fouling cover body; 12. an antifouling cover; 121. a liquid absorption and bacteria inhibition layer; 13. a multi-level connection surface; 14. a card holder; 2. a pipette; 21. a vertical tube; 22. a connecting hose; 23. a funnel structure; 24. a float; 25. an air bag; 26. a back pressure region; 3. a liquid receiving cover; 31. a liquid receiving cover body; 32. a liquid outlet pipe; 33. connecting screw thread, 4, bandage.

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 efforts belong to the protection scope of the present invention.

An anti-pollution filling tube as shown in fig. 1-3 is used for filling biomass fluid in a filling device into a bottle to be filled, and comprises a liquid receiving cover 3 connected with a liquid outlet of the filling device, an anti-pollution cover 1 connected with the bottle to be filled, and a pipette 2 connected with the anti-pollution cover 1 and the liquid receiving cover 3, wherein the pipette 2 comprises a vertical tube 21 connected with the anti-pollution cover 1 and a connecting hose 22 connected with the vertical tube 21 and the liquid receiving cover 3, the vertical tube 21 is a rigid plastic tube, a float 24 is arranged at the lower end of the vertical tube 21, so that the vertical tube 21 can obtain buoyancy to be kept above the liquid level, the anti-pollution cover 1 and the liquid receiving cover 3 are both hemispheroids, the anti-pollution cover 1 comprises an anti-pollution cover body 11 and an anti-pollution cover cap 12 which is screwed to cover the lower end of the anti-pollution cover body 11, the upper end of the anti-pollution cover body 11 is provided with a, for tightly fastening the bottle mouth of the bottle to be filled, in order to adapt to the bottle mouth size of multi-stage specifications and prevent the vertical tube 21 from inclining and deviating, the wall of the conical hole is a multi-stage connecting surface 13 of a multi-stage continuous step structure, the bottle mouth is contacted with the horizontal multi-stage connecting surface 13, the horizontal state of the anti-fouling cover body 11 can be ensured, the vertical tube 21 penetrates from the vertical hole and extends into the conical hole to be connected with the floater 24, the upper end diameter (namely the minimum diameter of the conical hole) of the conical hole is larger than the maximum cross section size of the floater 24 (the floater 24 can be a round or polygonal column, the maximum cross section refers to the outer diameter when in a round structure, the outer diameter refers to the outer diameter when in a polygonal structure), and the maximum cross section size of the floater 24 needs to be smaller than the inner diameter of the bottle mouth of the bottle to be filled in the minimum, the antifouling hood body 11 is made of metal material;

compared with the prior art, the utility model discloses following beneficial effect has:

1. as shown in fig. 3, the rigid vertical pipe 21 with the float 24 is inserted into the bottle to be filled, so that the vertical pipe 21 is always positioned above the liquid level, the biomass fluid cannot pollute the outer surface of the vertical pipe 21, and the outer surface of the vertical pipe 21 cannot pollute the biomass fluid in the bottle;

2. the bottle mouth is positioned and connected through the multi-stage connecting surface 13 of the anti-fouling cover body 11, the vertical pipe 21 positioned on the central axis of the anti-fouling cover body 11 with the hemispherical structure is ensured to be positioned in the center of the bottle to be filled, and then the vertical pipe 21 is stretched into the bottle to be filled, so that the vertical pipe 21 cannot touch the bottle mouth in stretching and pulling operations, and the bottle mouth is ensured to be clean;

3. when the filling pipe is placed, the floater 24 contacting with the biomass fluid can be accommodated in the antifouling cover body 11 and the antifouling cover 12, so that the cross contamination of the external environment through the floater 24 and the biomass fluid can be prevented;

as a preferred technical solution, the present invention further provides an embodiment, the lower portion of the vertical tube 21 is provided with an air bag 25 for pressing liquid absorption, the inner cavity of the air bag 25 is communicated with the vertical tube 21 through an air hole formed in the wall surface of the vertical tube 21, the air bag is used for pressing and sucking out the residual biomass fluid inside the pipette 2 into the bottle to be filled after closing the filling switch of the filling device and pulling out the vertical tube 21, in order to achieve synchronization of the pulling-out operation and the liquid absorption operation, a clamping seat 14 and an air bag 25 accommodating chamber are provided in the anti-fouling cover body 11, the clamping seat 14 is located right below the air bag 25 accommodating chamber, the clamping seat 14 is a circular ring-shaped plastic ring, the inner side surface of the circular ring-shaped plastic ring is a structure with a small middle inner diameter and large inner diameters at two ends, and the upper inner side surface and the lower inner side surface of the circular ring are cambered surfaces, the minimum inner diameter of the inner side surface (i., the air bag 25 holds the chamber and has sufficient space for placing air bag 25 under the normal condition, and air bag 25 is latex or rubber material, and air bag 25 is when extracting standpipe 21 fast, through the extrusion of cambered surface and medial surface down, its inner space reduces rapidly, produces suction through the gas pocket, with the remaining living beings fluid suction in pipette 2, when air bag 25 extracts to air bag 25 and holds the chamber, air bag 25 resumes its original state, and is arranged in cassette 14 upper end by the card seat 14 card.

As a preferred technical solution, the utility model discloses a still another embodiment, the lower part of standpipe 21 still is equipped with funnel structure 23, funnel structure 23 is the plastic tubing of the inside cylinder funnel shape that bonds at standpipe 21 to at the surface of funnel structure 23 and the internal surface of standpipe 21 formation back pressure district 26, the gas pocket is located back pressure district 26, when the filling, back pressure district 26 is in no liquid state, can prevent in the filling process, in biomass fluid oozes to gasbag 25 by the gas pocket, because not easy to wash, can breed the bacterium in a large number and pollute biomass fluid.

As a preferred technical scheme, the utility model discloses a further embodiment, antifouling lid 12's bottom is equipped with imbibition antibacterial layer 121, has added the aluminium foil paper pad of antibacterial, mould proof master batch in antifouling lid 12 bottom is embedded promptly, simultaneously for better preventing to pollute float 24, float 24 has a certain distance with imbibition antibacterial layer 121, avoids direct contact imbibition antibacterial layer 121 or antifouling lid 12 bottom of the cover when the closure.

As a preferred technical scheme, the utility model discloses a further embodiment connects liquid cover 3 to be connected with the filling device, and it is including connecing the liquid cover body 31 and drain pipe 32, connects the liquid outlet sealing connection that the port passes through connecting thread 33 and filling device under the liquid cover body 31, drain pipe 32 with connect the liquid cover body 31 sealing bonding, the upper end sphere that connects the liquid cover body 31 is stretched out to drain pipe 32 one end, be connected with coupling hose 22, and set up bandage 4 in the junction, the drain pipe 32 other end is located connects the liquid cover body 31, pollute drain pipe 32 when preventing to place.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. An anti-pollution filling tube, its characterized in that: include the liquid cover that connects with the filling device liquid outlet, with treat the antifouling cover that the filling bottle is connected and connect antifouling cover and the pipette that connects the liquid cover, the pipette includes the standpipe be connected with antifouling cover and connects the standpipe and connect the coupling hose that the liquid covered, the standpipe is the stereoplasm plastic tubing, the standpipe lower extreme is equipped with the float, antifouling cover is the hemisphere body with connecing the liquid cover, antifouling cover includes the antifouling cover body and closes soon the antifouling lid that covers the antifouling cover body lower extreme, the float can be accomodate between the antifouling cover body and antifouling lid, the vertical hole through the antifouling cover body the central axis is seted up to the antifouling cover body upper end, the bell mouth has been seted up to the lower extreme, the multistage face of connecting of toper pore wall for multistage continuous stair structure, the standpipe penetrates and extends to in the bell mouth from vertical hole, the standpipe can slide in vertical hole, the upper end footpath of bell mouth is greater.

2. The anti-contamination filling tube of claim 1, wherein: the lower part of standpipe is equipped with the gasbag that is used for pressing the imbibition, the gasbag inner chamber pass through the gas pocket that the standpipe wall set up with the standpipe intercommunication, the internal cassette that is located of antifouling cover holds the chamber with the gasbag between riser and the bell mouth, the cassette is located under the gasbag holds the chamber, the cassette is ring form plastic ring, its medial surface is the little big structure of both ends internal diameter of middle internal diameter, and medial surface are the cambered surface down on it, the minimum internal diameter of medial surface is more than or equal to gasbag extrusion diameter, the gasbag holds the chamber and is used for placing the gasbag under the normal condition, the gasbag is latex or rubber materials.

3. The anti-contamination filling tube of claim 2, wherein: the lower part of the vertical pipe is also provided with a funnel structure, the funnel structure is a cylindrical funnel-shaped plastic pipe which is bonded in the vertical pipe, a back pressure area is formed between the outer surface of the funnel structure and the inner surface of the vertical pipe, and the air hole is positioned in the back pressure area.

4. The anti-contamination filling tube of claim 3, wherein: and the bottom of the antifouling cover is provided with a liquid absorption antibacterial layer.

5. The anti-contamination filling tube of claim 4, wherein: the liquid receiving cover comprises a liquid receiving cover body and a liquid outlet pipe, the lower end opening of the liquid receiving cover body is connected with a liquid outlet of the filling device through connecting threads, the liquid outlet pipe is hermetically bonded with the liquid receiving cover body, one end of the liquid outlet pipe extends out of the upper end spherical surface of the liquid receiving cover body and is connected with the connecting hose, and the other end of the liquid outlet pipe is located in the liquid receiving cover body.

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