CN219707970U - Laboratory harmful waste liquid collecting barrel - Google Patents

Abstract

The utility model provides a laboratory harmful waste liquid collecting barrel, which belongs to the technical field of laboratory equipment, and comprises a barrel body and a plc controller; the upper part of the barrel body is provided with a liquid inlet and a liquid outlet; the side part of the barrel body is provided with a foaming machine through a mounting block, the foaming machine outputs foam to the inside of the barrel body through a foam output pipe, the top of the barrel body is provided with a floating ball liquid level meter, the floating ball liquid level meter is inserted into the barrel body, a floating ball arranged on the floating ball liquid level meter is positioned in the barrel body, and a light emitter is arranged in the floating ball; a transparent sheet is arranged at the top of the barrel body; a light receiver is glued above the transparent sheet; the plc controller is positioned outside the barrel body, and the audible and visual alarm is arranged at the upper part of the plc controller.

Description

Laboratory harmful waste liquid collecting barrel

Technical Field

The utility model belongs to the technical field of laboratory equipment, and particularly relates to a laboratory harmful waste liquid collecting barrel.

Background

The chemical laboratory inevitably generates some harmful substances in the detection and scientific research process: flammable, explosive, toxic, corrosive and environmentally hazardous waste materials and waste liquid, wherein some of the sewage containing heavy metals such as lead, cadmium, chromium and the like, as well as waste liquid of strong acid and alkali and organic waste liquid, once improperly treated, pollute the surrounding environment, reduce the quality of water and soil, and even enter human bodies through food chains to enrich, cause nervous system and organ lesions, so that basically all chemical laboratories are supervised by environmental and safety departments as important pollution sources, and the treatment of harmful waste liquid generated in the experimental process is of great importance. In general, before the waste liquid is transported in compliance, the waste liquid needs to be stored in a safe container in an independent space, and a common storage container is mostly a corrosion-resistant acid-alkali-resistant sealed barrel. However, the liquid level of the waste liquid in the sealed barrel with simple structure is over against the barrel opening without any obstruction, which is particularly easy to cause the waste liquid to splash out of the barrel opening in the process of pouring the waste liquid, especially when pouring acid-alkali liquid with higher concentration, thereby causing personnel injury and environmental pollution.

Meanwhile, many chemical substances placed in the waste liquid barrel are volatile, and when the waste liquid barrel is sealed, although the chemical substances in the waste liquid barrel cannot volatilize outside the barrel, the chemical substances can volatilize and gather above the inside of the waste liquid barrel, and when a user opens the waste liquid barrel again, the chemical substances gathering for a long time are gushed out, wherein the chemical substances are not lack of high corrosion, and the toxic chemical substances are easy to cause injury to the user. Therefore, the existing waste liquid collecting barrel has the problems that the volatilization and accumulation of chemical substances cannot be reduced, and the injury to users is easy to cause.

Disclosure of Invention

Therefore, the experimental harmful waste liquid collecting barrel provided by the utility model can reduce volatilization and accumulation of chemical substances and avoid injury to users.

The utility model is realized in the following way:

the utility model provides a laboratory harmful waste liquid collecting barrel, which comprises a barrel body and a plc controller; the upper part of the barrel body is provided with a liquid inlet and a liquid outlet; the side part of the barrel body is provided with a foaming machine through a mounting block, the foaming machine outputs foam to the inside of the barrel body through a foam output pipe, the top of the barrel body is provided with a floating ball liquid level meter, the floating ball liquid level meter is inserted into the barrel body, a floating ball arranged on the floating ball liquid level meter is positioned in the barrel body, and a light emitter is arranged in the floating ball; a transparent sheet is arranged at the top of the barrel body; a light receiver is glued above the transparent sheet; the plc controller is positioned outside the barrel body, an audible and visual alarm is arranged at the upper part of the plc controller, and the foaming machine, the light receiver, the floating ball liquid level meter and the audible and visual alarm are respectively and electrically connected with the plc controller; the foaming machine, the light receiver, the floating ball liquid level meter, the plc controller and the audible-visual annunciator are powered by batteries arranged at the lower part of the plc controller.

Through setting up the foaming machine and to the inside foam of output of staving, utilize the foam to cover on the waste liquid surface, reduce the volatilization of chemical substance in the waste liquid, simultaneously when injecting into the waste liquid, the waste liquid passes through the foam layer and contacts the inside liquid level of staving, and when waste liquid and liquid level contact impact produced liquid and splash, the foam layer of cover can absorb these waste liquids that upwards splash, prevents that the waste liquid from splashing out the bung hole, causes personnel injury and environmental pollution.

Meanwhile, the liquid level in the barrel body can be detected by arranging the floating ball liquid level meter, and when the liquid level is too high, an electric signal can be transmitted to the plc controller, and the plc controller transmits the electric signal to enable the audible and visual alarm to alarm. The floating ball liquid level meter is adopted, the light emitter can be arranged in the floating ball, the light emitter emits light, the light receiver detects the light through the transparent sheet, the floating ball can only float on the liquid surface and cannot float on the foam layer, so that the floating ball is always positioned at the junction of the liquid surface and the foam layer, the emitted light is blocked by the foam layer, the thicker the foam layer is, the more the blocked light is, the smaller the light intensity detected by the light receiver is, when the light intensity detected by the light receiver exceeds a threshold value, the too thin thickness of the foam layer is indicated, the light receiver outputs an electric signal to the plc controller, the plc controller transmits the electric signal to the foaming machine, and the foaming machine receives the signal to output foam into the barrel body, so that the foam layer becomes thicker. By adopting the means, the foam layer can be automatically supplemented, the foam layer is ensured to have enough thickness for placing chemical substances in the waste liquid to volatilize, and the waste liquid is prevented from splashing.

On the basis of the technical scheme, the laboratory harmful waste liquid collecting barrel can be further improved as follows:

the foaming machine is characterized in that foam liquid is placed in the foaming machine, the foam liquid is a raw material for outputting foam by the foaming machine, and the foam liquid comprises glycerin.

By adopting the glycerol, the durability of the foam can be greatly improved, meanwhile, the foam is broken, and the glycerol contained in the foam liquid floats on the surface of the waste liquid to form an oil film, so that the volatilization of chemical substances in the waste liquid is further prevented.

Further, an arc-shaped sliding plate is arranged below the liquid inlet, the arc-shaped sliding plate is an arc-shaped sheet body, and the upper part of the arc-shaped sliding plate is fixedly connected with the top wall in the barrel body.

Through setting up the arc slide, when pouring into the waste liquid through the inlet into, the arc slide can play a cushioning effect to the waste liquid, reduces the impact that the waste liquid produced, reduces the waste liquid sputtering promptly.

Further, the foaming machine is located at one side of the liquid inlet, and the foam output pipe output port is located at the rear part of the arc-shaped sliding plate and close to the bottom surface of the arc-shaped sliding plate.

Through the arrangement, when the foaming machine outputs foam, a part of foam can be adhered to the bottom surface of the arc-shaped sliding plate and slide to the tail part of the arc-shaped sliding plate along the bottom surface of the arc-shaped sliding plate, so that the foam falls to the position of the barrel body close to the middle, the bottom surface of the arc-shaped sliding plate can be cleaned, the foam can be guided to the position of the barrel body close to the middle, and the foam is paved more uniformly after being output.

Further, the barrel body comprises a liquid storage part and an early warning part, the liquid storage part and the early warning part are divided by a partition plate, the partition plate is positioned at one side of the liquid outlet, and the space of the early warning part is less than 1/5 of the space of the liquid storage part.

The inside of staving is divided through the baffle, and waste liquid is stored in stock solution portion at ordinary times, and when stock solution portion liquid level was higher than the baffle, the waste liquid can cross the baffle and flow into in the early warning portion, and whether the early warning portion exists liquid can be observed to the user, judges whether the stock solution portion is full. A liquid level judging mode is adopted, so that when the floating ball liquid level meter, the plc controller and the audible and visual alarm fail, a user cannot judge whether the liquid is full or not, and waste liquid gushes out.

Further, a transparent strip is arranged on one side of the barrel body, which is located at the early warning part, and the transparent strip is used for observing the liquid condition inside the early warning part.

Furthermore, the front part and the rear part of the barrel body are provided with lifting rings.

Through setting up the bail, the user of facilitating the use pulls up the staving and carries staving and the inside waste liquid of staving.

Further, two dumping cushion blocks are symmetrically arranged on the outer wall of the barrel body, which is positioned at one side of the liquid outlet.

Through setting up and empting the cushion, when empting waste liquid in the staving through the liquid outlet, empty the cushion and can play the supporting role, prevent that the staving from deflecting to both sides, lead to empting unstably, simultaneously, empty the fulcrum height when the cushion can be toppled to the bench height, when making the staving empty, flip angle is bigger, empties cleanly.

Further, the barrel body is provided with a dumping pull ring on the outer wall of the lower part of one side of the liquid inlet.

Through setting up and pouring the pull ring, when pouring the staving, the user can hold and pour the pull ring, and convenient messenger's power.

Furthermore, the upper half part of the floating ball is made of transparent materials, and the lower half part of the floating ball is made of opaque materials.

The upper half part of the floating ball is made of transparent materials, so that the light can be conveniently output to the upper part, the light receiver can detect the light, and the lower part is made of opaque materials, so that the influence of the light on chemical components in the waste liquid is reduced.

Compared with the prior art, the laboratory harmful waste liquid collecting barrel provided by the utility model has the beneficial effects that: through setting up the foaming machine and to the inside foam of output of staving, utilize the foam to cover on the waste liquid surface, reduce the volatilization of chemical substance in the waste liquid, simultaneously when injecting into the waste liquid, the waste liquid passes through the foam layer and contacts the inside liquid level of staving, and when waste liquid and liquid level contact impact produced liquid and splash, the foam layer of cover can absorb these waste liquids that upwards splash, prevents that the waste liquid from splashing out the bung hole, causes personnel injury and environmental pollution. Meanwhile, the liquid level in the barrel body can be detected by arranging the floating ball liquid level meter, and when the liquid level is too high, an electric signal can be transmitted to the plc controller, and the plc controller transmits the electric signal to enable the audible and visual alarm to alarm. The floating ball liquid level meter is adopted, the light emitter can be arranged in the floating ball, the light emitter emits light, the light receiver detects the light through the transparent sheet, the floating ball can only float on the liquid surface and cannot float on the foam layer, so that the floating ball is always positioned at the junction of the liquid surface and the foam layer, the emitted light is blocked by the foam layer, the thicker the foam layer is, the more the blocked light is, the smaller the light intensity detected by the light receiver is, when the light intensity detected by the light receiver exceeds a threshold value, the too thin thickness of the foam layer is indicated, the light receiver outputs an electric signal to the plc controller, the plc controller transmits the electric signal to the foaming machine, and the foaming machine receives the signal to output foam into the barrel body, so that the foam layer becomes thicker. By adopting the means, the foam layer can be automatically supplemented, the foam layer is ensured to have enough thickness for placing chemical substances in the waste liquid to volatilize, and the waste liquid is prevented from splashing.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments of the present utility model will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a laboratory hazardous waste collection tank;

FIG. 2 is a schematic side view of a laboratory hazardous waste collection tank;

FIG. 3 is an enlarged view at A of a schematic side view of a laboratory hazardous waste collection bowl;

FIG. 4 is a cross-sectional view of a laboratory hazardous waste collection tank;

FIG. 5 is an electrical connection diagram of a laboratory hazardous waste collection tank;

in the drawings, the list of components represented by the various numbers is as follows:

1. a tub body; 11. a partition plate; 12. a transparent strip; 13. a transparent sheet; 14. a mounting block; 15. a lifting ring; 16. pouring the cushion block; 17. pouring the pull ring; 2. a liquid inlet; 21. an arc-shaped sliding plate; 3. a liquid outlet; 4. a foaming machine; 41. a foam output pipe; 5. a light receiver; 6. a floating ball level gauge; 61. a floating ball; 62. a light emitter; 7. a plc controller; 8. an audible and visual alarm; 9. and a battery.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

1-5, a first embodiment of the laboratory harmful waste liquid collecting barrel provided by the utility model comprises a barrel body 1 and a plc controller 7; the upper part of the barrel body 1 is provided with a liquid inlet 2 and a liquid outlet 3; the side part of the barrel body 1 is provided with a foaming machine 4 through a mounting block 14, the foaming machine 4 outputs foam into the barrel body 1 through a foam output pipe 41, the top of the barrel body 1 is provided with a floating ball liquid level meter 6, the floating ball liquid level meter 6 is inserted into the barrel body 1, a floating ball 61 arranged on the floating ball liquid level meter 6 is positioned in the barrel body 1, and a light emitter 62 is arranged in the floating ball 61; the top of the barrel body 1 is provided with a transparent sheet 13; the light receiver 5 is glued above the transparent sheet 13; the plc controller 7 is positioned outside the barrel body 1, an audible and visual alarm 8 is arranged at the upper part of the plc controller 7, and the foaming machine 4, the light receiver 5, the floating ball liquid level meter 6 and the audible and visual alarm 8 are respectively and electrically connected with the plc controller 7; the foaming machine 4, the light receiver 5, the floating ball liquid level meter 6, the plc controller 7 and the audible and visual alarm 8 are all powered by a battery 9 arranged at the lower part of the plc controller 7.

When the novel multifunctional water dispenser is used, a user injects waste liquid into the barrel body 1 through the liquid inlet 2, the waste liquid flows through the surface of the arc-shaped sliding plate 21, the waste liquid contacts the liquid surface through the foam layer, sputtering liquid generated by impact of the waste liquid and the liquid surface is absorbed by the foam layer, the amount of the waste liquid in the barrel body 1 is increased, the liquid surface rises, the floating ball 61 floats on the liquid surface and rises along with the liquid surface, when the floating ball 61 rises to a set height, the floating ball 61 transmits an electric signal to the plc controller 7, the plc controller 7 receives the electric signal, the electric signal is transmitted to the audible-visual alarm 8, and the audible-visual alarm 8 starts an alarm to remind the user of full liquid.

The light emitter 62 continuously emits light at ordinary times, the light receiver 5 continuously detects light intensity, when the foam layer becomes thin due to foam passing, the blocking of the foam layer to the light emitted by the light emitter 62 becomes smaller, the light intensity detected by the light receiver 5 increases, when the light intensity detected by the light receiver 5 reaches a threshold value, an electric signal is output to the plc controller 7, the plc controller 7 receives the electric signal and then outputs the electric signal to the foaming machine 4, and the foaming machine 4 outputs foam to supplement the foam layer.

The publication number is: the foam detection and automatic defoaming device of (CN 202022985931.5) comprises a bracket, a light sensor and a power line;

the light sensor consists of a light projector and a light receiver. The light emitter 62 and the light receiver 5 of the present utility model are the light projector and the light receiver of the patent.

In the above technical scheme, the foaming liquid is placed in the foaming machine 4, and the foaming liquid is a raw material for outputting foam by the foaming machine 4, and the foaming liquid comprises glycerin.

Further, in the above technical scheme, the arc-shaped sliding plate 21 is arranged below the liquid inlet 2, the arc-shaped sliding plate 21 is an arc-shaped sheet body, and the upper part of the arc-shaped sliding plate 21 is fixedly connected with the inner top wall of the barrel body 1.

Further, in the above technical solution, the foaming machine 4 is located at one side of the liquid inlet 2, and the output port of the foam output pipe 41 is located at the rear portion of the arc-shaped sliding plate 21 and is close to the bottom surface of the arc-shaped sliding plate 21.

Further, in the above technical scheme, the barrel body 1 comprises a liquid storage part and an early warning part, the liquid storage part and the early warning part are divided by a partition plate 11, the partition plate 11 is positioned at one side of the liquid outlet 3, and the space of the early warning part is less than 1/5 of the space of the liquid storage part.

Furthermore, in the above technical scheme, the barrel body 1 is provided with the transparent strip 12 at one side of the early warning part, and the transparent strip 12 is used for observing the liquid condition in the early warning part.

Further, in the above technical solution, the front and rear parts of the tub 1 are provided with the bails 15.

When in use, two users are respectively positioned at the front and the rear parts of the barrel body 1, hold the lifting ring 15 and lift the barrel body 1 together.

Further, in the above technical scheme, two dumping cushion blocks 16 are symmetrically arranged on the outer wall of the barrel body 1 at one side of the liquid outlet 3.

Further, in the above technical solution, the outer wall of the lower part of the tub 1 at the side of the liquid inlet 2 is provided with a pouring pull ring 17.

When the liquid pouring device is used, a user holds the pouring pull ring 17 with one hand, pushes the barrel body 1 to pour towards the liquid outlet 3, enables the pouring cushion block 16 to be in contact with a supporting plane, and lifts the pouring pull ring 17 to pour liquid by taking the pouring cushion block 16 as a fulcrum.

Further, in the above technical scheme, the upper half portion of the floating ball 61 is made of transparent material, and the lower half portion is made of opaque material.

Specifically, the principle of the utility model is as follows: the waste liquid is injected into the barrel body 1 through the liquid inlet 2, the waste liquid flows through the surface of the arc-shaped sliding plate 21, the foam layer contacts the liquid surface, the sputtering liquid generated by the impact of the waste liquid and the liquid surface is absorbed by the foam layer, the amount of the waste liquid in the barrel body 1 is increased at the moment, the liquid surface rises, the floating ball 61 floats on the liquid surface and rises along with the rise, when the floating ball 61 rises to a set height, the floating ball 61 transmits an electric signal to the plc controller 7, the plc controller 7 receives the electric signal, the electric signal is transmitted to the audible and visual alarm 8, and the audible and visual alarm 8 starts an alarm to remind a user of full liquid; the light emitter 62 continuously emits light at ordinary times, the light receiver 5 continuously detects light intensity, when the foam layer becomes thin due to foam passing, the blocking of the foam layer to the light emitted by the light emitter 62 becomes smaller, the light intensity detected by the light receiver 5 increases, when the light intensity detected by the light receiver 5 reaches a threshold value, an electric signal is output to the plc controller 7, the plc controller 7 receives the electric signal and then outputs the electric signal to the foaming machine 4, and the foaming machine 4 outputs foam to supplement the foam layer.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (10)

1. The laboratory harmful waste liquid collecting barrel is characterized by comprising a barrel body (1) and a plc controller (7); the upper part of the barrel body (1) is provided with a liquid inlet (2) and a liquid outlet (3); the side part of the barrel body (1) is provided with a foaming machine (4) through a mounting block (14), the foaming machine (4) outputs foam into the barrel body (1) through a foam output pipe (41), the top of the barrel body (1) is provided with a floating ball liquid level meter (6), the floating ball liquid level meter (6) is inserted into the barrel body (1), a floating ball (61) arranged on the floating ball liquid level meter (6) is positioned in the barrel body (1), and a light emitter (62) is arranged in the floating ball (61); a transparent sheet (13) is arranged at the top of the barrel body (1); a light receiver (5) is glued above the transparent sheet (13); the plc controller (7) is positioned outside the barrel body (1), an audible and visual alarm (8) is arranged at the upper part of the plc controller (7), and the foaming machine (4), the light receiver (5), the floating ball liquid level meter (6) and the audible and visual alarm (8) are respectively and electrically connected with the plc controller (7); the foaming machine (4), the light receiver (5), the floating ball liquid level meter (6), the plc controller (7) and the audible and visual alarm (8) are powered by a battery (9) arranged at the lower part of the plc controller (7).

2. Laboratory harmful waste liquid collection drum according to claim 1, characterized in that a foaming liquid is placed inside the foaming machine (4), which foaming liquid is the raw material of the output foam of the foaming machine (4), and the foaming liquid component comprises glycerol.

3. The laboratory harmful waste liquid collecting barrel according to claim 2, wherein an arc-shaped sliding plate (21) is arranged below the liquid inlet (2), the arc-shaped sliding plate (21) is an arc-shaped sheet body, and the upper part of the arc-shaped sliding plate (21) is fixedly connected with the inner top wall of the barrel body (1).

4. A laboratory harmful waste liquid collecting tank according to claim 3, wherein the foaming machine (4) is located at one side of the liquid inlet (2), and the output port of the foam output pipe (41) is located at the rear part of the arc-shaped slide plate (21) and is close to the bottom surface of the arc-shaped slide plate (21).

5. The laboratory harmful waste liquid collecting barrel according to claim 4, wherein the barrel body (1) comprises a liquid storage part and an early warning part, the liquid storage part and the early warning part are divided by a partition plate (11), the partition plate (11) is positioned at one side of the liquid outlet (3), and the space of the early warning part is less than 1/5 of the space of the liquid storage part.

6. The laboratory harmful waste liquid collecting barrel according to claim 5, wherein the barrel body (1) is provided with a transparent strip (12) at one side of the early warning part, and the transparent strip (12) is used for observing the liquid condition inside the early warning part.

7. Laboratory harmful waste collection drum according to claim 6, characterized in that the front and rear of the drum body (1) are provided with lifting loops (15).

8. Laboratory harmful waste liquid collecting vessel according to claim 7, characterized in that the outer wall of the vessel body (1) at one side of the liquid outlet (3) is symmetrically provided with two pouring pads (16).

9. Laboratory harmful waste liquid collection drum according to claim 8, characterized in that the drum body (1) is provided with a pouring pull ring (17) on the outer wall of the lower part of the side of the liquid inlet (2).

10. The laboratory harmful waste liquid collecting vessel according to claim 9, wherein the upper half of the float (61) is made of transparent material and the lower half is made of opaque material.