CN212383286U

CN212383286U - Experimental garbage classification and treatment device

Info

Publication number: CN212383286U
Application number: CN202021163753.1U
Authority: CN
Inventors: 张伟伟; 王�琦; 李文宇
Original assignee: Renji Hospital Shanghai Jiaotong University School of Medicine
Current assignee: Renji Hospital Shanghai Jiaotong University School of Medicine
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-01-22
Anticipated expiration: 2030-06-22

Abstract

The utility model discloses an experiment waste classification and processing apparatus, including cup and filter screen, the filter screen include the string bag, string bag upper end be provided with the opening, string bag upper end opening edge fixed be provided with stereoplasm string bag circle, the both sides of stereoplasm string bag circle be provided with folding device separately, folding device include short hasp and long hasp, the length of long hasp be longer than short hasp, the one end of short hasp fixed with stereoplasm string bag circle, the other end of short hasp articulated with the one end of long hasp. The utility model discloses a solid waste can separate solid waste from liquid fast after experiment waste classification and processing apparatus's interior solid waste disinfection, still can continue to take the solid waste in string bag and the it to put and dry the back and empty again and go into the garbage bin on the cup top, not only totally but also safety. The cup cover seals the cup body, and the transmission of pungent smell is reduced.

Description

Experimental garbage classification and treatment device

Technical Field

The utility model relates to a human articles for daily use especially relates to degassing unit, particularly is an experiment waste classification and processing apparatus.

Background

With the iterative updating of cell biology and molecular biology technologies, microcentrifuge tubes (EP tubes, from 200 microliters to several thousand microliters) and micropipettes (also known as pipette guns, various specifications from 0.1 microliters to 1000 microliters) of different volumes have long been very common consumables in laboratories. But with it some garbage classification problems arise:

firstly, a disposable plastic suction head (commonly called a gun head) matched with a micropipettor is small in volume, but the tail end of the disposable plastic suction head is sharp, so that a garbage bag is easy to puncture, a small amount of carelessly remained liquid in biological garbage in a laboratory leaks, mold and the like are bred to generate stink, and the liquid is sometimes scattered along the way in garbage transportation, and the disposable plastic suction head is extremely insanitary. Although a more effective garbage classification mode is established on a laboratory table board, for example, a special experimental garbage classification and treatment device is strictly used for solid garbage such as a gun head and liquid garbage such as culture medium waste liquid, in an experiment, an experimenter carelessly discards the gun head wrongly by the experimental garbage classification and treatment device, and the gun head often drops into liquid in a pipetting process. Therefore, a large amount of plastic consumable in the biological garbage in the laboratory is mixed with a small amount of harmful liquid such as bacteria and cell culture medium waste liquid which are easy to breed mould to become a normal state.

Secondly, the wide use of molecular biology experiments makes the operations of virus transfection and the like very wide. Although most laboratories use greatly attenuated lentiviral vectors or adenoviral and retroviral vectors. May be a disinfection measure after use of laboratory related laboratory supplies often lacking suitable virus transfection. For example, a microcentrifuge tube and a pipette tip used in a virus transfection experiment need to be soaked and disinfected by hypochlorous acid and the like after being used. In actual operation, an enamel jar, a plastic bottle and the like are used for soaking and disinfection. The enamel jar is corroded by hypochlorous acid and the like, the sealing performance is poor, the smell of the hypochlorous acid and the like in a laboratory is too heavy, and the health of experimenters is not facilitated. And the narrow-mouth plastic bottle is not favorable for accurately putting a centrifuge tube and a pipette tip. The more important problem is that after soaking, solid garbage such as a centrifugal tube, a pipette gun head and the like cannot be separated from liquid quickly and effectively.

Disclosure of Invention

An object of the utility model is to provide an experiment waste classification and processing apparatus, this kind of experiment waste classification and processing apparatus solve among the prior art disinfection household utensils leakproofness not good enough, soak and can't follow the technical problem that solid waste such as centrifuge tube, pipettor rifle head isolated from liquid fast, effectively after the disinfection.

The utility model discloses an experiment waste classification and processing apparatus, including cup and filter screen, the filter screen include the string bag, string bag upper end be provided with the opening, string bag upper end opening edge fixed be provided with stereoplasm string bag circle, the both sides of stereoplasm string bag circle be provided with folding device separately, folding device include short hasp and long hasp, the length of long hasp be longer than short hasp, the one end of short hasp fixed with stereoplasm string bag circle, the other end of short hasp articulated with the one end of long hasp.

Preferably, the rope also comprises a rope, one end of the rope is fixedly connected with the short hasp, the other end of the rope extends downwards and penetrates through the net bag, then penetrates through the net bag upwards, extends to the upper end of the net bag upwards, and then penetrates through the net bag to extend towards the outer side of the net bag.

Preferably, the width of the cup body is reduced from top to bottom in sequence.

Preferably, the diameter of the string bag reduces from top to bottom in proper order, and the bottom of string bag is the hemisphere.

Preferably, a handle is arranged on the outer side of the cup body.

Preferably, the cup body is provided with a cup cover, and the cup cover is in threaded connection with the cup body.

Preferably, the diameter of the cup cover is larger than that of the bottom of the cup body. The cup cover can be padded at the bottom of the cup body, and the cup cover is prevented from being lost.

Preferably, a circular groove concentric with the cup cover is arranged in the upper side face of the cup cover, a convex strip is arranged in the circular groove, and the height of the convex strip is smaller than the thickness of the circular groove.

Preferably, a limiting device is arranged between the short hasp and the long hasp, and the limiting device limits the unfolding angle between the short hasp and the long hasp to be less than or equal to 180 degrees. The stop means is known in the art, such as a protrusion on the short buckle extending to the end of the rotational travel of the long buckle, as is well known to those skilled in the art and will not be described further herein.

Compared with the prior art, the utility model, its effect is positive and obvious. The utility model discloses a solid waste can separate solid waste from liquid fast after experiment waste classification and processing apparatus's interior solid waste disinfection, still can continue to take the solid waste in string bag and the it to put and dry the back and empty again and go into the garbage bin on the cup top, not only totally but also safety. The cup cover seals the cup body, and the transmission of pungent smell is reduced.

Drawings

Fig. 1 is a schematic view of a cup structure in an experimental garbage classification and treatment device of the present invention.

Fig. 2 is the utility model discloses a structure schematic diagram when filter screen among experiment waste classification and processing apparatus is not folding.

Fig. 3 is the utility model discloses a structure schematic diagram when filter screen among experiment waste classification and processing apparatus is folding.

Fig. 4 is a schematic view of a first usage state in the experimental waste classification and treatment device of the present invention.

Fig. 5 is a schematic view of a second usage state of the experimental garbage classifying and processing device of the present invention.

Fig. 6 is a schematic view of a cup lid overlooking structure in the experimental garbage classification and treatment device of the present invention.

Fig. 7 is a schematic view of a sectional structure of the cup lid in the experimental garbage classification and treatment device of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments, but the present invention is not limited to this embodiment, and the protection scope of the present invention should be included in all similar structures and similar variations thereof.

Example 1

As shown in fig. 1-7, the utility model discloses an experiment waste classification and processing apparatus, including cup 1 and filter screen 2, filter screen 2 include string bag 21, string bag 21 upper end be provided with the opening, string bag 21 upper end opening edge fixed be provided with stereoplasm net pocket circle 22, stereoplasm net pocket circle 22 both sides be provided with folding device 23 separately, folding device 23 include short hasp 231 and long hasp 232, long hasp 232 length be longer than short hasp 231, short hasp 231's one end fixed with stereoplasm net pocket circle 22, short hasp 231's the other end articulated with long hasp 232's one end.

Preferably, the string device further comprises a string 24, one end of the string 24 is fixedly connected with the short hasp 231, and the other end of the string 24 extends downwards, penetrates through the net bag 21 upwards, extends to the upper end of the net bag 21 upwards, penetrates through the net bag 21 and extends towards the outer side of the net bag 21.

Preferably, the width of the cup body 1 is reduced from top to bottom in sequence.

Preferably, the diameter of the net bag 21 is reduced from top to bottom in sequence, and the bottom end of the net bag 21 is hemispherical.

Preferably, a handle 6 is arranged on the outer side of the cup body 1.

Preferably, the cup body 1 is provided with the cup cover 3, and the cup cover 3 is in threaded connection with the cup body 1.

Preferably, the diameter of the cup cover 3 is larger than that of the bottom of the cup body 1. The cup cover 3 can be padded at the bottom of the cup body 1 to avoid loss.

Preferably, a circular groove 4 concentric with the cup cover 3 is formed in the upper side face of the cup cover 3, a convex strip 5 is arranged in the circular groove 4, and the height of the convex strip 5 is smaller than the thickness of the circular groove 4.

The working principle of the embodiment is as follows:

the cup body 1 may be made of corrosion resistant plastic, and has a volume of about 2 liters, a diameter of about 10 cm, a height of about 20 cm, a thickness of about 2 mm, and a top end of the cup body 1 having threads with a height of 2 cm. The distance between the plastic handle 6 and the cup bottom is 10-18 cm, the height of the plastic handle 6 is 6 cm, and the thickness of the plastic handle is 1 cm. The cup cover 3 is internally threaded and tightly screwed with the cup body 1 to seal the interior of the cup body 1. The net bag 21 can be made of nylon material, and has a density larger than 75 meshes, a diameter of about 8 cm and a depth of 15 cm. The rigid mesh collar 22 may be made of a plastic material. The short snap 231 is 1 cm long, 3 cm wide and no less than 5 mm thick. The long snap 232 is 2 cm long and 3 cm wide. In consideration of the specific use requirements of laboratory garbage volume and the like, the required filter screen, the cup body 1 and the cup cover 3 can be customized in terms of inner diameter, thickness and other parameters.

During the use, 22 both sides folding device 23 with the stereoplasm net pocket circle of filter screen 2 is spread out, as shown in fig. 4, 23 length of folding device and the external diameter sum of stereoplasm net pocket circle 22 are greater than cup 1's internal diameter this moment, utilize folding device 23 to put filter screen 2 on cup 1, the position of available tweezers removal filter screen 2, tuck net 21 can hold a lot of solid waste, cup 1 diameter reduces from last to down in proper order, can utilize the space between stereoplasm net pocket circle 22 and the cup 1 upper end to pour into or pour out the waste liquid in cup 1, can in time empty solid waste under the condition of any rubbish of hand untouched. When the solid garbage needs to be soaked, as shown in fig. 5, the folding device 23 is folded, at this time, the sum of the length of the folding device 23 and the outer diameter of the hard net pocket ring 22 is smaller than the inner diameter of the cup body 1, the filter screen 2 and the solid garbage in the filter screen can be sunk into the bottom of the cup body 1 together, and the filter screen and the solid garbage in the filter screen can be soaked and disinfected together with waste liquid by hypochlorous acid and the like, so that the top end of the net pocket 21 can be tied by using the silk threads 24 before soaking in order to avoid the solid garbage in the filter. Because the production volume of experiment solid waste and waste liquid is different, be provided with the cotton rope 24 that can twitch in string bag 21, string bag 21 height-lifting when taking out its one end tight can deposit more waste liquids, otherwise cotton rope 24 is loose, thereby solid waste can hold the most solid waste with the string bag pressure deepest state because of gravity, and the cotton rope 24 other end can be tied on long hasp 232, and the elasticity is adjustable. If soaking sterilization is required or the filter screen 2 is discarded together with the solid garbage, the filter screen 21 can be integrated with the solid garbage by fastening the top end of the net bag 21 by the string 24 and fixing the short hasp 231 or the long hasp 232.

Accomodate solid rubbish such as pipettor rifle head through the nylon wire that the elasticity is very good, when having residual liquid in the rifle head, also can be through knocking nylon wire together with solid rubbish in the bucket or with beaker 1 lateral wall, the getting rid of waste liquid accelerates, is superior to and presses the setting or the waste liquid gravity of the simple normal pressure of the similar stereoplasm filter equipment of kettle to get rid of both through the normal pressure. After all, the gun head has a siphon effect, a small amount of waste liquid is suspended in the gun head sometimes, and the waste liquid is difficult to remove by the normal pressure setting or gravity alone.

If necessary, the filter screen 2 and hard and sharp plastic solid garbage such as a pipette tip can be directly discarded together after the experiment is finished, and the sharp solid garbage can be stabilized in the filter screen 2, so that the garbage bag can be prevented from being punctured and scattered everywhere, and the cleanness of the laboratory is further maintained.

The filter screen 2 is an expendable product which is not replaced regularly, the cup body 1 and the cup cover 3 can be reused, and the cup cover 3 can be padded at the bottom of the beaker when not used. After the solid garbage and the liquid are soaked for disinfection, the disinfection liquid is emptied, the net bag 21 and the solid garbage in the net bag can be continuously placed at the top end of the cup body 1 to be dried, and then the net bag is poured into a garbage can, so that the garbage can is clean and safe.

Claims

1. The utility model provides an experiment waste classification and processing apparatus which characterized in that: including cup and filter screen, the filter screen include the string bag, string bag upper end be provided with the opening, string bag upper end opening edge fixed be provided with stereoplasm net pocket circle, the both sides of stereoplasm net pocket circle be provided with folding device respectively, folding device include short hasp and long hasp, the length of long hasp be longer than short hasp, the one end of short hasp fixed with stereoplasm net pocket circle, the other end of short hasp articulated with the one end of long hasp.

2. The experimental waste sorting and processing device according to claim 1, wherein: still include the cotton rope, the one end and the short hasp fixed connection of cotton rope, the other end downwardly extending of cotton rope and pass the string bag, upwards pass the string bag again, upwards extend to the string bag upper end, pass the string bag again and extend to the string bag outside.

3. The experimental waste sorting and processing device according to claim 1, wherein: the width of the cup body is reduced from top to bottom in sequence.

4. The experimental waste sorting and processing device according to claim 1, wherein: the diameter of string bag from last to reducing down in proper order, the bottom of string bag is the hemisphere.

5. The experimental waste sorting and processing device according to claim 1, wherein: the outer side of the cup body is provided with a handle.

6. The experimental waste sorting and processing device according to claim 1, wherein: the cup body is provided with a cup cover, and the cup cover is in threaded connection with the cup body.

7. The experimental waste sorting and processing device according to claim 6, wherein: the diameter of the cup cover is larger than that of the bottom of the cup body.

8. The experimental waste sorting and processing device according to claim 6, wherein: the cup cover is characterized in that a circular groove concentric with the cup cover is formed in the upper side face of the cup cover, a raised line is arranged in the circular groove, and the height of the raised line is smaller than the thickness of the circular groove.

9. The experimental waste sorting and processing device according to claim 1, wherein: a limiting device is arranged between the short hasp and the long hasp, and the limiting device limits the unfolding angle between the short hasp and the long hasp to be less than or equal to 180 degrees.