CN111703759A - A laboratory multifunctional trash can - Google Patents

Abstract

The multifunctional trash can for laboratory of the present invention comprises a barrel body and a barrel cover. The middle part of the barrel body is provided with an isolation plate, the isolation plate is evenly arranged with first filter holes, and the space in the barrel body is divided into an upper cavity chamber and lower chamber, the upper chamber is equipped with a baffle plate assembly, which divides the upper chamber into three equal waste sorting unit buckets for holding different kinds of laboratory wastes. Removable filter compartments are laid on the bottom. The filter compartments include three groups, which are used to filter different types of laboratory wastes. The lower chamber is equipped with a filtrate holding tank. The upper end of the filtrate holding tank is open and close to the filter partition. Floor. In the present invention, the trash cans are set into three garbage sorting unit buckets for collecting different kinds of laboratory garbage, and the waste gas absorption device and the filter compartment for preliminary treatment of different kinds of garbage are set up, so as to avoid a large amount of volatilization affecting the experiment. The health of indoor personnel, compact structure, reasonable design, and cost reduction.

Description

A laboratory multifunctional trash can

technical field

The invention belongs to the field of chemical laboratory equipment, in particular to a multifunctional trash can for laboratories.

Background technique

The laboratory is a place for testing, and usually produces various chemical wastes or experimental wastewater, which are prone to unpleasant odors and harmful gases. This kind of waste usually needs to be further purified, otherwise it will cause serious pollution to the atmospheric environment. . Most of the traditional trash cans are made of metal or plastic, and they are put into plastic bags when used. When there is too much garbage, you can tie up the bags and throw them away. This kind of trash can is difficult to meet the needs of laboratory garbage. At present, universities or some research institutes, The laboratory of the enterprise usually stores the generated laboratory waste in a centralized manner, and is regularly pulled away by a special garbage disposal agency for centralized treatment.

On the one hand, this kind of treatment method is expensive, and on the other hand, garbage collection in the laboratory is more troublesome. Many kinds of garbage are small in quantity but many kinds. Sorting and processing requires many trash cans or storage equipment. It will volatilize and affect the health of people in the laboratory.

SUMMARY OF THE INVENTION

Therefore, the technical problem to be solved by the present invention is to overcome the disadvantages of the prior art, such as the high cost of laboratory waste disposal and the potential safety hazards to human health.

To this end, the technical solution adopted is that a multifunctional trash can for laboratories of the present invention includes a barrel body and a barrel cover, the middle part of the barrel body is provided with an isolation plate, and the isolation plate is evenly arranged with a third A water hole, the space in the barrel is divided by the isolation plate into an upper chamber and a lower chamber, the upper chamber is equipped with a baffle and partition plate assembly fixed on the isolation plate, the baffle The partition plate assembly divides the upper chamber into three equal unit chambers, and each unit chamber is equipped with a garbage sorting unit bucket for holding different kinds of laboratory garbage,

The bottom of each garbage sorting unit bucket is covered with a detachable filter spacer, and the filter spacer includes three groups, which are respectively used to filter different types of laboratory garbage,

The lower chamber is equipped with a filtrate holding tank, the upper end of the filtrate holding tank is open and close to the filtration barrier, and a sliding door for the filtrate holding tank is arranged under the barrel, so the The lower end of the sliding door is hingedly connected with the barrel.

Preferably, a first waste gas absorption device, a second waste gas absorption device and a third waste gas absorption device are respectively provided on the inner wall of each of the garbage classification unit barrels, the first waste gas absorption device is filled with activated carbon particles, and the first waste gas absorption device is provided with activated carbon particles. The second exhaust gas absorption device is equipped with an oxidation absorption tank, and the third exhaust gas absorption device is equipped with a photocatalytic component.

Preferably, the first exhaust gas absorption device, the second exhaust gas absorption device, and the third exhaust gas absorption device are all hollow shell structures, the garbage classification unit barrel is provided with a slot, and the first exhaust gas absorption device, The second exhaust gas absorption device and the third exhaust gas absorption device are provided with buckles that are detachably connected to the card slots, so that the first exhaust gas absorption device, the second exhaust gas absorption device, and the third exhaust gas absorption device are respectively connected with each other. The garbage sorting unit can be detachably connected.

Preferably, the photocatalytic component includes a catalyst and an ultraviolet lamp bead, and the ultraviolet lamp bead is arranged on the inner wall of the hollow shell.

Preferably, the filter spacer layer includes a first filter spacer layer, a second filter spacer layer and a third filter spacer layer, and the first filter spacer layer includes a polypropylene filter screen, a polyamide filter screen and a polyamide filter screen arranged in sequence from top to bottom. Filter cloth, the second filter interlayer includes activated carbon filter screen and HEPA high-efficiency filter screen arranged in sequence from top to bottom, and the third filter interlayer includes metal filter screen and non-woven filter screen arranged in sequence from top to bottom network.

Preferably, a sealing gasket is provided on the contact surface of the barrel cover and the barrel body, an annular protrusion protrudes from the outer circumference of the barrel cover, and the sealing gasket is covered on the bottom surface of the barrel cover and the barrel by glue. on the inner wall of the annular protrusion.

Preferably, a liquid detection warning board is provided on the upper side wall of the filtrate holding tank, a water level sensor is fixed on the bottom surface of the liquid detection warning board, and a control panel is arranged in the lower chamber outside the filtrate holding tank The water level sensor and the alarm are electrically connected to the controller respectively. When the liquid in the filtrate holding tank touches the water level sensor, the water level sensor transmits the water level signal to the controller. The controller sends out instructions to control the alarm to give an alarm.

Preferably, a pull ring is provided in the middle of the outer side of the sliding door, a liquid viewing window is provided on the upper part of the outer side of the sliding door, a transparent glass is installed on the liquid viewing window, and the bottom of the filtrate holding tank is provided with There are scroll wheels.

Preferably, a linkage rod that can drive the lid to open or close is connected to the lower end surface of one side of the barrel cover, the lower end of the linkage rod is connected to the middle of the pedal, and one end of the pedal is connected to the barrel body. The bottom of the pedal is hinged, and the other end of the pedal is bent to form a horizontally arranged pedal portion.

Preferably, the bottom of the garbage sorting unit bucket is provided with an isolation net for laying the filter interlayer, the isolation net is evenly arranged with second filter holes, and the isolation net is fixedly connected to the garbage sorting unit bucket .

The technical scheme of the present invention has the following advantages: the present invention sets the trash can into three garbage classification unit buckets through the baffle and partition plate assembly, which are used to collect different types of laboratory garbage, and are placed in a centralized manner to save space. The waste gas absorption devices and filter layers for preliminary treatment of different types of garbage are installed in the barrels, which can effectively carry out preliminary treatment of toxic gases or liquids, and avoid a large amount of volatilization affecting the health of personnel in the laboratory. The structure of the invention is compact. , The design is reasonable, the cost of laboratory waste treatment is reduced, the safety is improved, and it has high practicability and popularity.

Other features and advantages of the present invention will be set forth in the description which follows, and in part will be apparent from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description, claims, and drawings.

The technical solutions of the present invention will be further described in detail below through the accompanying drawings and embodiments.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention. In the attached image:

FIG. 1 is a front view of the present invention.

FIG. 2 is a top view of the present invention after the barrel cover is removed.

Figure 3 is a side view of the present invention.

FIG. 4 is a schematic structural diagram of the isolation plate in the present invention.

FIG. 5 is an enlarged view of A in FIG. 3 .

The drawings are marked as follows: 1- barrel, 11- isolating plate, 111- first filter hole, 12- upper chamber, 13- lower chamber, 14- sliding door, 15- pull ring, 16- liquid viewing window , 2-barrel cover, 21-sealing gasket, 22-annular protrusion, 3-block divider assembly, 31-connecting shaft, 32-block divider, 4-garbage sorting unit barrel, 41-first exhaust gas Absorption device, 411-activated carbon particles, 42-second waste gas absorption device, 421-oxidation absorption tank, 43-third waste gas absorption device, 431-catalyst, 432-ultraviolet lamp beads, 5-filtrate holding tank, 51-liquid Detection warning board, 52-roller, 6-water level sensor, 61-alarm, 62-controller, 7-filter compartment, 71-first filter compartment, 72-second filter compartment, 73-third filter Compartment, 8-linkage lever, 81-pedal, 82-pedal.

Detailed ways

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail below with reference to the accompanying drawings and specific embodiments.

In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "middle", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings , is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation on the present application. The terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may expressly or implicitly include one or more of that feature. In the description of the present application, "plurality" means two or more, unless otherwise expressly and specifically defined.

In addition, unless otherwise expressly specified and limited, the terms "installed", "connected", "connected", "fixed" and other terms should be understood in a broad sense, for example, it may be a fixed connection, a detachable connection, or an integrated It can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication between the two components. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific situations.

In this application, unless otherwise expressly specified and defined, a first feature "on" or "under" a second feature may include direct contact between the first and second features, or may include the first and second features Not directly but through additional features between them. Also, the first feature being "above", "over" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is level higher than the second feature. The first feature is "below", "below" and "below" the second feature includes the first feature being directly below and diagonally below the second feature, or simply means that the first feature has a lower level than the second feature.

Referring to Fig. 1, Fig. 2 and Fig. 4, a multifunctional trash can for laboratory provided by the present invention comprises a barrel body 1 and a barrel cover 2. An isolation plate 11 is provided in the middle of the barrel body 1, and the isolation plate 11 is provided with an isolation plate 11. The first filter holes 111 are evenly arranged, and the isolation plate 11 divides the space in the barrel 1 into an upper chamber 12 and a lower chamber 13. The first filter holes 111 are used to drain the liquid in the upper chamber 12 into the lower chamber. inside chamber 13.

The upper chamber 12 is equipped with a baffle plate assembly 3 fixed on the isolation plate 11. The baffle plate assembly 3 divides the upper chamber 12 into three equal unit cavities. Specifically, the baffle plate assembly 3 includes: The connecting shaft 31 in the middle and the three blocking partitions 32 evenly arranged around the connecting shaft 31, the angle between any two adjacent blocking partitions 32 is 120 degrees, the connecting shaft 31 and the blocking partitions 32 The bottom is fixed on the isolation plate 11. Each unit cavity is equipped with a garbage sorting unit bucket 4, which is used to hold different types of laboratory waste. The experimental wastewater or other waste liquids are poured into the waste liquid trash can, the reagent powder or other volatile garbage is put into the volatile trash can, and the rest of the ordinary solid waste is thrown into the dry trash can. The laboratory personnel can dispose of them according to actual needs. The types of garbage are divided into specific categories.

As shown in FIG. 2 , the bottom of each garbage classification unit bucket 4 is covered with a detachable filter partition 7. Specifically, the bottom of the garbage classification unit bucket 4 is provided with an isolation net for laying the filter partition, and the isolation mesh is evenly distributed. A second filter hole is arranged, and the isolation net is fixedly connected with the garbage sorting unit bucket 4, so that the filter spacer 7 is laid on the isolation net, and can be removed from the isolation net when it needs to be replaced, which is simple and convenient. Preferably, the pore size of the second filter hole is much larger than the possible pore size of each filter interlayer, which does not affect the downward flow of the liquid after filtration.

The filter compartment 7 includes three groups, which are respectively used to filter the above-mentioned different types of laboratory garbage. Specifically, the filter compartment 7 includes a first filter compartment 71, a second filter compartment 72 and a third filter compartment 73. A filter partition 71 includes polypropylene filter mesh and polyamide filter cloth arranged in sequence from top to bottom. The polypropylene filter mesh has strong acid resistance, corrosion resistance and elasticity, and is used to filter the acidic waste liquid in the laboratory. , the polyamide filter cloth can have a good filtering effect on alkaline waste liquid, and has a long service life, good wear resistance and good stability. The first filter interlayer 71 corresponds to the waste liquid trash can described above. It is used to filter the acid and alkaline waste liquid in the laboratory.

The second filter interlayer 72 includes an activated carbon filter screen and a HEPA high-efficiency filter screen arranged in sequence from top to bottom. The activated carbon filter screen The activated carbon filter screen adopts aluminum honeycomb, plastic honeycomb, and paper honeycomb with a through-hole structure as a carrier, which has high-efficiency adsorption of activated carbon. Performance, can be used for air purification, remove volatile organic compounds formaldehyde, toluene, hydrogen sulfide, chlorobenzene and pollutants in the air, HEPA high-efficiency filter has a higher level of adsorption performance, high filtration efficiency, the second filter compartment 72 Corresponding to the volatile trash cans mentioned above, filter and process the volatile or toxic gas in the laboratory waste.

The third filter interlayer 73 includes a metal filter screen and a non-woven filter screen arranged in sequence from top to bottom. The metal filter has high strength and stability, and the non-woven filter can screen small impurities. Hard garbage with little hidden danger.

When the type of garbage corresponding to each garbage classification unit bucket 4 changes greatly, the filter interlayer 7 also needs to be adjusted correspondingly to improve the pertinence of filtration. The filtered liquid flows into the lower chamber 13, and the lower chamber 13 is equipped with a filtrate holding tank 5. The upper end of the filtrate holding tank 5 is open and is close to the filtering barrier. With this structure, the filtered liquid can directly fall into the filtrate. Unified storage is carried out in the holding tank 5 . The bottom of the filtrate holding tank 5 is provided with a roller 52, which is convenient for taking away the liquid in the filtrate holding tank 5 when it reaches a certain amount and pouring it out.

Referring to FIGS. 1 and 3 , a sliding door 14 for picking up and placing the filtrate holding tank 5 is provided below the barrel body 1 , the lower end of the sliding door 14 is hingedly connected with the barrel body 1 , and a pull ring 15 is provided in the middle of the outer side of the sliding door 14 The upper part of the outer side of the sliding door 14 is provided with a liquid viewing window 16, and a transparent glass is installed on the liquid viewing window 16. The setting of the sliding door facilitates the picking and placing of the filtrate holding tank 5, and the laboratory personnel can open or close it through the pull ring 15. The sliding door 14 and the liquid viewing window 16 are convenient for laboratory personnel to observe the liquid storage condition of the filtrate holding tank 5 at any time without opening the sliding door. The structure is simple and convenient for monitoring.

1 and 3, a liquid detection warning plate 51 is provided on the upper side wall of the filtrate holding tank 5. Normally, the amount of liquid in the filtrate holding tank 5 will not exceed the liquid detection warning plate 51 and it needs to be poured out. In this way, it can be ensured that the filtrate holding tank 5 will not spill liquid during the pouring process, causing secondary pollution.

A water level sensor 6 is fixed on the bottom surface of the liquid detection warning plate 51 , a controller 62 and an alarm 61 are arranged in the lower chamber 12 outside the filtrate holding tank 5 , and the water level sensor 6 and the alarm 61 are respectively electrically connected to the controller 62 , used to detect and sense the liquid level in the filtrate holding tank 5 , when the liquid level touches or is about to touch the liquid detection warning plate 51 , the water level sensor 6 detects the liquid condition and transmits the water level signal to the controller 62 , the controller 62 sends an instruction to control the alarm 61 to give an alarm, reminding the user to dump the liquid in the filtrate holding tank 5 as soon as possible. The alarm 61 can be a buzzer or other suitable alarm devices, and the controller 62 can select a model with a suitable size and configuration according to needs.

Referring to Figures 1 and 2, a first waste gas absorption device 41, a second waste gas absorption device 42 and a third waste gas absorption device 43 are respectively provided on the inner wall of each garbage classification unit bucket 4, the first waste gas absorption device 41, the second waste gas absorption device 41, and the second waste gas absorption device 41. The exhaust gas absorption device 42 and the third exhaust gas absorption device 43 are both hollow shell structures, and the hollow structure facilitates gas exchange with the garbage sorting unit barrel 4 . The garbage classification unit bucket 4 is provided with a card slot, and the first waste gas absorption device 41, the second waste gas absorption device 42, and the third waste gas absorption device 43 are provided with buckles that are detachably connected to the card slots, so that the first waste gas can be The absorption device 41 , the second exhaust gas absorption device 42 , and the third exhaust gas absorption device 43 are respectively detachably connected to the garbage classification unit barrel 4 , and the first exhaust gas absorption device 41 , the second exhaust gas absorption device 41 , the second exhaust gas absorption device 41 , the second exhaust gas absorption device 41 , the second exhaust gas absorption device 41 , the second exhaust gas absorption device 41 , the second exhaust gas absorption device 41 , and the second exhaust gas absorption device 41 . Replacement and treatment of materials in the absorption device 42 and the third exhaust gas absorption device 43 . In this patent, the first waste gas absorbing device 41, the second waste gas absorbing device 42, and the third waste gas absorbing device 43 correspond to the waste liquid trash can, the volatile trash can and the dry trash can, respectively.

The first waste gas absorption device 41 is equipped with activated carbon particles 411, and the odor in the gas after the waste liquid treatment is adsorbed. The second waste gas absorption device is equipped with an oxidation absorption tank 421, and the oxidation absorption tank 421 is filled with an oxidation solution. Gases such as NO and CO that are not fully reacted in the oxidizing reaction are carried out to generate gases such as NO2 and CO2. The oxidation absorption tank 421 can also place corresponding liquids according to the chemical reaction principle according to the needs of other types of gases to be processed.

The third exhaust gas absorption device 43 is equipped with a photocatalytic component. The photocatalytic component includes a catalyst 431 and an ultraviolet lamp bead 432. The ultraviolet lamp bead 432 is arranged on the inner wall of the hollow shell. The photocatalyst can be titanium dioxide, zinc oxide, etc. Chemical substances, under the catalytic action of UV lamp beads 432, have the effect of sterilization and disinfection.

Referring to FIG. 1 , a sealing rubber pad 21 is provided on the contact surface of the barrel cover 2 and the barrel body 1 , an annular protrusion 22 protrudes from the outer circumference of the barrel cover 2 , and the sealing rubber gasket 21 covers the bottom surface of the barrel cover 2 and the annular protrusion through glue 22 on the inner wall. This structure effectively ensures that the barrel body 1 and the barrel cover 2 are completely sealed in a closed state, so as to avoid the release of toxic gas or peculiar smell, which affects the experience and physical health of the personnel in the laboratory.

The lower end face of one side of the barrel cover 2 is connected with a linkage rod 8 that can drive the barrel lid 2 to open or close. The other end of 81 is bent to form a horizontally arranged tread portion 82 . With this structure, when the trash can needs to be opened, it is only necessary to gently push the annular protrusion 22 on the other side of the bucket cover 2 to loosen the space between the bucket cover 2 and the bucket body 1, and at the same time, step on the pedal 81 with your feet. Drive the bucket lid 2 to lift and open, and then throw the garbage into it.

In this patent, due to the treatment of the filter partition 7 and the three sets of waste gas absorption devices, the laboratory waste can be preliminarily treated, and the filtered liquid can usually be directly dumped, or stored in a centralized manner for unified transportation. Due to the above treatment, even if it is not directly drained, there will not be too many toxic elements or odors, which greatly reduces the hidden danger of volatilization pollution or affecting the health of laboratory personnel.

In the present invention, the trash can is set into three garbage classification unit buckets through the baffle and partition plate assembly, which is used to collect different types of laboratory garbage, and is placed in a centralized manner to save space. The waste gas absorption device and the filter compartment for preliminary treatment of the waste can effectively carry out preliminary treatment of toxic gases or liquids, and avoid a large amount of volatilization affecting the health of the personnel in the laboratory. The cost of processing, the improvement of security, and the high practicability and popularity.

It should be noted that the above-mentioned embodiments are all preferred embodiments, and relevant functional components may be replaced by other components, and the involved units and modules are not necessarily required by the present application. The various embodiments in this specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments, and the same and similar parts between the various embodiments may be referred to each other.

A kind of laboratory multifunctional trash can provided by the present application has been introduced in detail above. The principles and implementations of the present application are described with specific examples. The descriptions of the above examples are only used to help understand the present application. At the same time, for those of ordinary skill in the art, according to the idea of the present application, there will be changes in the specific implementation and application scope. To sum up, the content of this specification should not be construed as LIMITATIONS ON THIS APPLICATION.

Claims (10)

1. The utility model provides a multifunctional garbage bin is used in laboratory, its characterized in that includes staving and bung, the middle part in the staving is equipped with the division board, first limbers of evenly having arranged on the division board, the division board will space in the staving divide into upper chamber and lower chamber, be equipped with in the upper chamber and fix the baffle partition plate subassembly on the division board, baffle partition plate subassembly will the upper chamber divide into impartial three unit chamber, every the unit intracavity is equipped with a waste classification unit bucket for hold different types of laboratory rubbish,

the bottom of each garbage classification unit barrel is paved with a detachable filtering interlayer, the filtering interlayers comprise three groups which are respectively used for filtering the different types of laboratory garbage,

the filter interlayer is connected with the lower chamber through a hinge, a filter containing tank is arranged in the lower chamber, the upper end of the filter containing tank is open and tightly attached to the filter interlayer, a push-pull door for taking and placing the filter containing tank is arranged below the barrel body, and the lower end of the push-pull door is hinged to the barrel body.

2. The multifunctional trash can for laboratories according to claim 1, wherein a first waste gas absorption device, a second waste gas absorption device and a third waste gas absorption device are respectively arranged on the inner wall of each trash classification unit can, activated carbon particles are contained in the first waste gas absorption device, an oxidation absorption tank is contained in the second waste gas absorption device, and a photocatalytic assembly is contained in the third waste gas absorption device.

3. The multifunctional trash can for laboratories according to claim 2, wherein the first waste gas absorption device, the second waste gas absorption device and the third waste gas absorption device are hollow shell structures, a clamping groove is formed in the trash classification unit can, and buckles detachably connected with the clamping groove are arranged on the first waste gas absorption device, the second waste gas absorption device and the third waste gas absorption device, so that the first waste gas absorption device, the second waste gas absorption device and the third waste gas absorption device are detachably connected with the trash classification unit can respectively.

4. The multifunctional garbage can for the laboratory according to claim 3, wherein the photocatalytic component comprises a catalyst and ultraviolet light beads, and the ultraviolet light beads are arranged on the inner wall of the hollowed-out housing.

5. The multifunctional garbage can for the laboratory according to claim 1, wherein the filtering interlayer comprises a first filtering interlayer, a second filtering interlayer and a third filtering interlayer, the first filtering interlayer comprises a polypropylene filter screen and a polyamide filter cloth which are sequentially arranged from top to bottom, the second filtering interlayer comprises an active carbon filter screen and a HEPA high efficiency filter screen which are sequentially arranged from top to bottom, and the third filtering interlayer comprises a metal filter screen and a non-woven fabric filter screen which are sequentially arranged from top to bottom.

6. The multifunctional garbage can for the laboratory according to claim 1, wherein a sealing rubber gasket is arranged on a contact surface of the can cover and the can body, an annular bulge protrudes from the periphery of the can cover, and the sealing rubber gasket covers the bottom surface of the can cover and the inner wall of the annular bulge through glue.

7. The multifunctional trash can for laboratories according to claim 1, wherein a liquid detection warning board is arranged on a side wall of an upper portion inside the filtrate containing tank, a water level sensor is fixed on a bottom surface of the liquid detection warning board, a controller and an alarm are arranged inside the lower chamber outside the filtrate containing tank, the water level sensor and the alarm are electrically connected with the controller respectively, when liquid inside the filtrate containing tank touches the water level sensor, the water level sensor transmits a water level signal to the controller, and the controller sends a command to control the alarm to alarm.

8. The multifunctional trash can for the laboratory according to claim 1, wherein a pull ring is arranged in the middle of the outer side face of the sliding door, a liquid inspection window is arranged on the upper portion of the outer side face of the sliding door, transparent glass is mounted on the liquid inspection window, and rollers are arranged at the bottom of the filtrate containing tank.

9. The multifunctional trash can for the laboratory according to claim 1, wherein a linkage rod capable of driving the can cover to open or close is connected to a lower end face of one side of the can cover, the lower end of the linkage rod is connected with the middle of a pedal, one end of the pedal is hinged to the bottom of the can body, and the other end of the pedal is bent to form a horizontally arranged pedal portion.

10. The multifunctional garbage can for the laboratory according to claim 1, wherein a separation net for laying the filtering interlayer is arranged at the bottom of the garbage classification unit can, second through holes are uniformly arranged on the separation net, and the separation net is fixedly connected with the garbage classification unit can.

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