CN213922566U - Safety barrel cover of waste liquid collecting barrel for experiment - Google Patents
Safety barrel cover of waste liquid collecting barrel for experiment Download PDFInfo
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- CN213922566U CN213922566U CN202022538752.7U CN202022538752U CN213922566U CN 213922566 U CN213922566 U CN 213922566U CN 202022538752 U CN202022538752 U CN 202022538752U CN 213922566 U CN213922566 U CN 213922566U
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- waste liquid
- bung
- liquid collecting
- barrel cover
- barrel
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Abstract
The utility model provides a safe bung of waste liquid collecting vessel for experiments, including being used for imbedding in the waste liquid collecting vessel and the open bung waste liquid jar of upper surface, be provided with the bung that matches with waste liquid collecting vessel input mouth on the bung waste liquid jar, the bung has been seted up the waste liquid and has been poured the mouth, bung waste liquid jar bottom has been seted up the waste liquid discharge port, inlay on the bung and be equipped with the flowing back button, and the flowing back button passes the bung extends to below the bung, the flowing back button end-to-end connection has the lever, and the lever is located in the bung waste liquid jar, bung lower surface is provided with a connecting rod, and the connecting rod with the left end hinge setting of lever, the lever end-to-end connection has the stay cord, the stay cord end-to-end connection has with the gravity ball that matches with the waste liquid discharge port; the utility model discloses simple structure, the simple operation can effectually avoid the aerosol in the waste liquid collecting vessel to spill over.
Description
Technical Field
The utility model relates to a technical field, especially a safe bung of waste liquid collecting vessel for experiments are collected to laboratory waste liquid.
Background
Along with the increasing importance of the state on the laboratory safety, the supervision on the collection of the waste liquid and the waste gas in the laboratory is more and more strict, and the waste liquid generated in chemical experiments and biological experiments is required to be collected and managed uniformly. The waste liquid collecting vessel that current laboratory was used often is fairly simple, often is ordinary plastic drum who takes the lid, and the experimenter uses up the back, directly pours the waste liquid into the bucket. Because the taste of waste liquid of some biological and chemical reactions is more pungent, the air of the whole laboratory is often influenced when the cover is opened. Most importantly, if the experimental waste liquid contains harmful germs, the generated aerosol overflows in the process of introducing the liquid state, and the safety of the whole laboratory is affected.
Disclosure of Invention
In view of this, the utility model aims at providing a can effectually avoid the safety bung of the experimental waste liquid collecting vessel that the aerosol in the waste liquid collecting vessel spills over.
The utility model discloses a following method realizes: the utility model provides a safe bung of waste liquid collecting vessel for experiments which characterized in that: including being used for imbedding in the waste liquid collecting vessel and the open useless hydraulic cylinder of bung of upper surface, be provided with on the useless hydraulic cylinder of bung with waste liquid collecting vessel throw-in mouth matched with bung, the waste liquid back-feeding mouth has been seted up on the bung, the waste liquid discharge port has been seted up to bung waste liquid jar bottom, it is equipped with the flowing back button to inlay on the bung, just the flowing back button passes the bung extends to the bung below, flowing back button end-to-end connection has the lever, just the lever is located in the useless hydraulic cylinder of bung, the bung lower surface is provided with a connecting rod, just the connecting rod with the articulated setting in lever left end, lever end-to-end connection has the stay cord, stay cord end-to-end connection have with waste liquid discharge port matched with gravity ball.
Further, the waste liquid pouring opening is hinged with a cover capable of being opened and closed, and a first sealing ring is arranged on the periphery of the lower surface of the cover capable of being opened and closed.
Further, a second sealing ring for sealing the waste liquid collecting barrel is arranged on the lower surface of the barrel cover.
Furthermore, the barrel cover is provided with a vent hole, an upper surface and a lower surface of the vent hole are both open filter membrane boxes, and filter membranes are arranged on the upper surface and the lower surface of each filter membrane box.
Further, the cross section of the barrel cover waste liquid cylinder is circular.
Furthermore, all around on the barrel cover all be provided with the buckle of waste liquid collecting vessel.
The beneficial effects of the utility model reside in that: the waste liquid barrel cover is added into the device, when the waste liquid is poured, the waste liquid is poured into the waste liquid barrel cover through the waste liquid pouring port, and then is discharged into the waste liquid collecting barrel through the waste liquid discharging port of the waste liquid barrel cover, so that the waste liquid can be smoothly poured, the escape of volatile toxic and harmful gases can be prevented, the pollution caused by directly discharging the waste liquid can be avoided, and high-risk pathogenic microorganisms can be reduced; the first sealing ring and the second sealing ring are added in the device, so that the aim of preventing the volatile gas from escaping outwards can be fulfilled to the maximum extent; the air vent and the filter membrane are added in the device, so that the same air pressure inside and outside the device is ensured, and meanwhile, the overflow of aerosols such as harmful germs and the like in the liquid pouring process and the process of discharging waste liquid into a waste liquid tank is prevented; the utility model discloses simple structure, the simple operation can prevent effectively that the aerosol in the waste liquid collecting vessel from spilling over, and the suitability is strong.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the internal structure of the present invention.
Fig. 3 is a top view of the present invention.
Fig. 4 is a bottom view of the present invention.
Fig. 5 is a schematic structural view in a use state of the present invention.
Fig. 6 is a schematic structural view of the filter membrane cassette.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1 to 6, the present invention provides an embodiment: a safety barrel cover of a waste liquid collecting barrel for experiments comprises a barrel cover waste liquid cylinder 1 which is embedded in the waste liquid collecting barrel and has an open upper surface, the barrel cover waste liquid cylinder 1 is provided with a barrel cover 2 matched with the waste liquid collecting barrel throwing opening, the barrel cover 2 is provided with a waste liquid pouring opening 21, a waste liquid outlet 22 is arranged at the bottom of the barrel cover waste liquid cylinder 1, a liquid discharge button 23 is embedded on the barrel cover 2, the liquid discharge button 23 penetrates through the barrel cover 2 and extends to the lower part of the barrel cover 2, the tail end of the liquid discharge button 23 is connected with a lever 24, and the lever 24 is positioned in the barrel cover waste liquid cylinder 1, the lower surface of the barrel cover 2 is provided with a connecting rod 25, the connecting rod 25 is hinged with the left end of the lever 24, the tail end of the lever 24 is connected with a pull rope 26, the tail end of the pull rope 26 is connected with a gravity ball 27 matched with the waste liquid outlet 22. Make the staff cover 2 on the waste liquid collecting vessel, 1 embedding waste liquid vat of bung in the waste liquid collecting vessel, then the staff pours the waste liquid into 1 waste liquid vat of bung through the effect of waste liquid pouring opening 21, then press flowing back button 23 on bung 2, flowing back button 23 can drive lever 24 downstream, because connecting rod 25 and lever 24 left end are articulated, make 24 ends of lever upwards, thereby it is upwards to drive gravity ball 27, open the passageway of 1 waste liquid vat of bung and below waste liquid collecting vessel, discharge the liquid of 1 waste liquid vat of bung in the waste liquid collecting vessel below through waste liquid discharge port 22.
The utility model provides a flowing back button 23 and gravity ball 27 are prior art, and the technical personnel in the field have been can clearly understand, do not explain in detail here, just the utility model discloses what protect is the safety bung's of the waste liquid collecting vessel for experiments structural feature.
Referring to fig. 1, 2 and 5, in an embodiment of the present invention, an openable cover 28 is hinged to the waste liquid pouring opening 21, and a first sealing ring (not shown) is disposed around a lower surface of the openable cover 28. So that the airtightness can be increased by the action of the first seal ring, and the aerosol is prevented from leaking from the waste liquid pouring port 21.
Referring to fig. 3, in an embodiment of the present invention, a second sealing ring 3 for sealing the waste liquid collecting barrel is disposed on the lower surface of the barrel cover 2. The effect through second sealing washer 3 makes, can increase the gas tightness between bung 2 and the waste liquid collecting vessel, prevents that the aerosol from leaking.
Referring to fig. 1, 3, 5 and 6, in an embodiment of the present invention, a vent 4 is disposed on the barrel cover 2, a filter membrane box 41 with an open upper surface and an open lower surface is disposed in the vent 4, and a filter membrane 42 is disposed on the upper surface and the lower surface of the filter membrane box 41. In order to ensure that the waste liquid in the waste liquid tank can be normally discharged into the waste liquid collecting barrel below, the vent 4 is communicated with the external air, but the biological safety is considered, a 0.22 micron microporous filter membrane is arranged below the vent 4, the internal and external air pressure intensity is ensured to be the same, meanwhile, the overflow of aerosols such as harmful germs and the like is prevented in the liquid pouring process and the process of discharging the waste liquid into the waste liquid tank 1 of the barrel cover, and the filter membrane can be replaced regularly.
Referring to fig. 1 to 4, in an embodiment of the present invention, a cross section of the barrel cover waste liquid tank 1 is circular. So that the waste liquid can flow into the waste liquid discharge port 22 better.
Referring to fig. 1 to 5, in an embodiment of the present invention, the barrel cover 2 is provided with fasteners 29 around the waste liquid collecting barrel. The barrel cover 2 can be better covered on the waste liquid collecting barrel under the action of the buckle 29.
The utility model discloses a theory of operation: when the device is used, a worker opens the openable cover, waste liquid is poured into the waste liquid pouring opening, the waste liquid enters the barrel cover waste liquid cylinder from the waste liquid pouring opening, after the waste liquid is poured, the openable cover is covered, the waste liquid pouring opening is closed, then the liquid discharge button on the barrel cover is pressed, the liquid discharge button can drive the lever to move downwards, the connecting rod is hinged with the left end of the lever, the tail end of the lever can move upwards, so that the gravity ball is driven to move upwards, a channel between the barrel cover waste liquid cylinder and the waste liquid collecting barrel below is opened, and liquid in the barrel cover waste liquid cylinder is discharged into the waste liquid collecting barrel below through the waste liquid discharge opening; after the liquid is discharged, the button is released, so that the gravity ball closes the connection between the barrel cover waste liquid cylinder and the waste liquid collecting barrel.
The above is only the preferred embodiment of the present invention, and all the equivalent changes and modifications made according to the claims of the present invention should be covered by the present invention.
Claims (6)
1. The utility model provides a safe bung of waste liquid collecting vessel for experiments which characterized in that: including being used for imbedding in the waste liquid collecting vessel and the open useless hydraulic cylinder of bung of upper surface, be provided with on the useless hydraulic cylinder of bung with waste liquid collecting vessel throw-in mouth matched with bung, the waste liquid back-feeding mouth has been seted up on the bung, the waste liquid discharge port has been seted up to bung waste liquid jar bottom, it is equipped with the flowing back button to inlay on the bung, just the flowing back button passes the bung extends to the bung below, flowing back button end-to-end connection has the lever, just the lever is located in the useless hydraulic cylinder of bung, the bung lower surface is provided with a connecting rod, just the connecting rod with the articulated setting in lever left end, lever end-to-end connection has the stay cord, stay cord end-to-end connection have with waste liquid discharge port matched with gravity ball.
2. The safety barrel cover of the experimental waste liquid collecting barrel as claimed in claim 1, is characterized in that: the waste liquid pours into the mouth and articulates and is provided with the lid that can open and shut, just can open and shut lid lower surface week side and be provided with first sealing washer.
3. The safety barrel cover of the experimental waste liquid collecting barrel as claimed in claim 1, is characterized in that: and a second sealing ring for sealing the waste liquid collecting barrel is arranged on the lower surface of the barrel cover.
4. The safety barrel cover of the experimental waste liquid collecting barrel as claimed in claim 1, is characterized in that: the barrel cover is provided with a vent hole, an upper surface and a lower surface of the vent hole are both open filter membrane boxes, and filter membranes are arranged on the upper surface and the lower surface of each filter membrane box.
5. The safety barrel cover of the experimental waste liquid collecting barrel as claimed in claim 1, is characterized in that: the cross section of the waste liquid cylinder of the barrel cover is circular.
6. The safety barrel cover of the experimental waste liquid collecting barrel as claimed in claim 1, is characterized in that: all be provided with all around on the bung with the buckle of waste liquid collecting vessel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022538752.7U CN213922566U (en) | 2020-11-05 | 2020-11-05 | Safety barrel cover of waste liquid collecting barrel for experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022538752.7U CN213922566U (en) | 2020-11-05 | 2020-11-05 | Safety barrel cover of waste liquid collecting barrel for experiment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213922566U true CN213922566U (en) | 2021-08-10 |
Family
ID=77167675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022538752.7U Active CN213922566U (en) | 2020-11-05 | 2020-11-05 | Safety barrel cover of waste liquid collecting barrel for experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213922566U (en) |
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2020
- 2020-11-05 CN CN202022538752.7U patent/CN213922566U/en active Active
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