CN212418014U

CN212418014U - Laboratory acid mist eliminating device of environmental protection

Info

Publication number: CN212418014U
Application number: CN202020185622.7U
Authority: CN
Inventors: 张�浩; 马明伟; 李华; 郭富城; 李志峰
Original assignee: Henan Nake Construction Group Co ltd
Current assignee: Henan Nake Construction Group Co ltd
Priority date: 2020-02-19
Filing date: 2020-02-19
Publication date: 2021-01-29
Anticipated expiration: 2030-02-19

Abstract

The utility model discloses an environment-friendly laboratory acid mist eliminating device, which comprises a laboratory table, wherein an operation box is arranged on the laboratory table; the experimental table is provided with an exhaust device, and the exhaust device comprises a fan, a bottom air inlet, a top air inlet, a filter cover, an exhaust pipeline, a filter element, a water sprayer, a water spraying head, a water pump, a water pipe and a water accumulating tank; according to the acid mist eliminating device for the laboratory, through the arrangement of the experiment table, the operation box, the eliminating device, the fan, the induced duct, the bottom air inlet, the top air inlet, the filter cover, the eliminating pipeline, the filter element, the water sprayer, the water spraying head, the water pump, the water pipe and the water accumulating tank, the downward pressing type elimination of the blowing and sucking combination of the acid mist from top to bottom is realized, the eliminating efficiency is greatly improved, and the harm to operators is reduced; meanwhile, the acid mist is absorbed and washed, so that the purification effect is improved, and the recovery and treatment functions of pollutants are realized.

Description

Laboratory acid mist eliminating device of environmental protection

Technical Field

The utility model relates to a laboratory acid mist remove device field specifically is a laboratory acid mist remove device of environmental protection.

Background

Acid mist generally refers to misty acids. The acid mist in the air has very small particles, is smaller than the water mist particles, has higher humidity than the smoke, has the particle size of 0.1-10 mu m, is a substance between the smoke and the water mist, and has stronger corrosivity. The acid mist is formed by inorganic acid such as sulfuric acid, nitric acid, hydrochloric acid and the like and organic acid such as formic acid, acetic acid, propionic acid and the like.

When acid is prepared or used in a laboratory, a large amount of acid mist is usually generated, and the acid mist directly enters air or an operation box, so that not only is the operator easily injured, but also the experimental apparatus is easily corroded and the environment is easily polluted; the existing acid mist removing equipment generally adopts a fan to perform oil smoke pumping type extraction above a laboratory bench, so that the removing effect is poor, and the acid mist goes upwards and can also cause damage to operators; this makes it necessary to invent a new laboratory acid mist elimination device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a laboratory acid mist remove device of environmental protection to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an environment-friendly laboratory acid mist eliminating device comprises a laboratory table, wherein an operation box is arranged on the laboratory table; the device comprises a laboratory table, a water storage tank, a water inlet, a water outlet, a water inlet pipe, a water outlet pipe and a water; a top air vent opposite to the bottom air vent is arranged on the inner side of the top of the operation box, and a filter cover is arranged on the top air vent; an exhaust pipeline is arranged below the top air vent and is vertically fixed on the lower side of the experiment table through bolts and nuts; the upper end of the discharge pipeline is hermetically connected with the top ventilation opening; a filter element is arranged inside the discharge pipeline; the back part of the discharge pipeline is provided with a water sprayer, the water sprayer comprises a water spraying head, a water pump, a water pipe and a water accumulating tank, the water spraying head is fixed on the upper part of the discharge pipeline through bolts and nuts, the water pump is arranged above the water spraying head and fixed below the experiment table through bolts and nuts, and a water inlet of the water pump is connected with a tap water pipe through the water pipe; the water outlet of the water pump is connected with the water spraying head through a water pipe; a water accumulation tank is arranged below the discharge pipe; and a fan is arranged on one side of the exhaust pipe, an air outlet of the fan is connected with an inlet of an induced duct, and an air outlet of the induced duct is respectively connected with the top ventilation port and the exhaust pipeline.

As a further aspect of the present invention: the operation box is made of transparent glass and is fixed on the experiment table through bolts and nuts.

As a further aspect of the present invention: the filter cover is made of asbestos, and is fixed on the bottom air penetration opening through friction force; the discharge pipeline is a plastic pipeline; the discharge pipeline is bent.

As a further aspect of the present invention: the filter element is provided with a plurality of ventilation openings and is fixed in the discharge pipeline through elastic action.

As a further aspect of the present invention: and an atomizer is arranged on the water spraying head.

Compared with the prior art, the beneficial effects of the utility model are that: according to the acid mist eliminating device for the laboratory, through the arrangement of the experiment table, the operation box, the eliminating device, the fan, the induced duct, the bottom air inlet, the top air inlet, the filter cover, the eliminating pipeline, the filter element, the water sprayer, the water spraying head, the water pump, the water pipe and the water accumulating tank, the downward pressing type elimination of the blowing and sucking combination of the acid mist from top to bottom is realized, the eliminating efficiency is greatly improved, and the harm to operators is reduced; meanwhile, the acid mist is absorbed and washed, so that the purification effect is improved, and the recovery and treatment functions of pollutants are realized, thereby greatly improving the environmental protection effect.

Drawings

Fig. 1 is a schematic structural diagram of an environmental-friendly laboratory acid mist elimination device.

Fig. 2 is a schematic structural diagram of a removing device in an environmental-friendly laboratory acid mist removing device.

Fig. 3 is a schematic structural diagram of a water shower in an environmental-friendly laboratory acid mist elimination device.

Fig. 4 is a schematic structural diagram of a filter housing in an environmental-friendly laboratory acid mist elimination device.

In the figure: the device comprises a test table 1, an operation box 2, a removal device 3, a fan 4, an induced draft pipe 5, a bottom air ventilation opening 6, a top air ventilation opening 7, a filter cover 8, a removal pipeline 9, a filter element 10, a water drenching device 11, a water drenching head 12, a water pump 13, a water pipe 14 and a water accumulation box 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, fig. 2 and fig. 4, in an embodiment of the present invention, an environmental-friendly laboratory acid mist elimination apparatus includes a laboratory table 1, an operation box 2 is disposed on the laboratory table 1, the operation box 2 is made of transparent glass, and the operation box 2 is fixed on the laboratory table 1 through bolts and nuts; the experiment table 1 is provided with an exhaust device 3, the exhaust device 3 comprises a fan 4, a bottom air inlet 6, a top air inlet 7, a filter cover 8, an exhaust pipeline 9, a filter element 10, a water sprinkler 11, a water sprinkling head 12, a water pump 13, a water pipe 14 and a water accumulation tank 15, the experiment table 1 is provided with the bottom air inlet 6, the bottom air inlet 6 is provided with the filter cover 8, the filter cover 8 is made of asbestos, the filter cover 8 is fixed on the bottom air inlet 6 through friction force, and the filter cover 8 is used for sealing the bottom air inlet 6 to prevent articles or tools from falling into the experiment table; meanwhile, the device is used for absorbing acid mist to a certain extent; a top air vent 7 opposite to the bottom air vent 6 is arranged on the inner side of the top of the operation box 2, and a filter cover 8 is arranged on the top air vent 7; the top air vent 7 and the bottom air vent 6 are opposite to each other, so that the acid mist can be blown efficiently; meanwhile, the downward pressing type blowing of the acid mist is realized through the up-and-down arrangement mode, so that the harm of the acid mist to operators is reduced;

referring to fig. 1 to 3, in the embodiment of the present invention, an exhaust duct 9 is disposed below the top ventilation opening 7, the exhaust duct 9 is a plastic duct, and the exhaust duct 9 is vertically fixed to the lower side of the experiment table 1 through bolts and nuts; the upper end of the discharge pipeline 9 is hermetically connected with the top ventilation opening 7; the bent shape of the discharge pipeline 9 is designed to reduce the flow speed of the acid mist, so that the subsequent purification treatment is facilitated; a filter element 10 is arranged in the discharge pipeline 9, and a plurality of ventilation openings are formed in the filter element 10 and used for increasing the ventilation rate; the filter element 10 is internally provided with active carbon and SDG adsorbent, and the filter element 10 is fixed in the discharge pipeline 9 through elastic action; the filter element 10 is used for adsorbing and purifying acid mist; a water sprayer 11 is arranged at the rear part of the discharge pipeline 9, the water sprayer 11 comprises a water spraying head 12, a water pump 13, a water pipe 14 and a water accumulating tank 15, the water spraying head 12 is fixed at the upper part of the discharge pipeline 9 through bolts and nuts, an atomizer is arranged on the water spraying head 12, the water pump 13 is arranged above the water spraying head 12, the water pump 13 is fixed below the experiment table 1 through bolts and nuts, and a water inlet of the water pump 13 is connected with a tap water pipe through the water pipe 14; the water outlet of the water pump 13 is connected with the water spraying head 12 through a water pipe 14; the water pump 13 and the sprinkling head 12 are used for washing and absorbing tail gas, so that the tail gas is convenient to recover and treat; a water accumulation tank 15 is arranged below the discharge pipe, and the water accumulation tank 15 is used for collecting sewage; a fan 4 is arranged on one side of the exhaust pipe, an air outlet of the fan 4 is connected with an inlet of an induced draft pipe 5, and an air outlet of the induced draft pipe 5 is respectively connected with a top ventilation port 7 and an exhaust pipeline 9; the fan 4 is used for blowing acid mist to remove the acid mist;

when the acid mist remover is used, air is blown into the operation box 2 through the fan 4, and downward-pressing type air penetration to acid mist is realized through the arranged top air penetration port 7 and the arranged bottom air penetration port 6, so that the harm of the acid mist to operators is reduced, and the removal efficiency is increased; then the acid mist enters the discharge pipe through the bottom ventilation opening 6, then is adsorbed and purified through the filter element 10, and is adsorbed and absorbed by the water drenching device 11, and finally the sewage is recovered through the water accumulating tank 15.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. An environment-friendly laboratory acid mist eliminating device comprises a laboratory table (1), and is characterized in that an operation box (2) is arranged on the laboratory table (1); the experimental table (1) is provided with a removing device (3), the removing device (3) comprises a fan (4), a bottom air inlet (6), a top air inlet (7), a filter cover (8), a removing pipeline (9), a filter element (10), a water sprayer (11), a water spraying head (12), a water pump (13), a water pipe (14) and a water storage tank (15), the experimental table (1) is provided with the bottom air inlet (6), and the bottom air inlet (6) is provided with the filter cover (8); a top air vent (7) opposite to the bottom air vent (6) is arranged on the inner side of the top of the operation box (2), and a filter cover (8) is arranged on the top air vent (7); an exhaust pipeline (9) is arranged below the top air vent (7), and the exhaust pipeline (9) is vertically fixed on the lower side of the experiment table (1) through bolts and nuts; the upper end of the discharge pipeline (9) is hermetically connected with the top ventilation opening (7); a filter element (10) is arranged in the discharge pipeline (9); the water spraying device (11) is arranged at the rear part of the discharge pipeline (9), the water spraying device (11) comprises a water spraying head (12), a water pump (13), a water pipe (14) and a water accumulating tank (15), the water spraying head (12) is fixed at the upper part of the discharge pipeline (9) through bolts and nuts, the water pump (13) is arranged above the water spraying head (12), the water pump (13) is fixed below the experiment table (1) through bolts and nuts, and a water inlet of the water pump (13) is connected with a tap water pipe through the water pipe (14); the water outlet of the water pump (13) is connected with the water spraying head (12) through a water pipe (14); a water accumulation tank (15) is arranged below the discharge pipe; and a fan (4) is arranged on one side of the exhaust pipe, an air outlet of the fan (4) is connected with an inlet of an induced draft pipe (5), and an air outlet of the induced draft pipe (5) is respectively connected with a top ventilation opening (7) and an exhaust pipeline (9).

2. An environmental protection laboratory acid mist elimination device according to claim 1, characterized in that, the operation box (2) is made of transparent glass, and the operation box (2) is fixed on the laboratory table (1) through bolts and nuts.

3. The environmental-friendly laboratory acid mist elimination device according to claim 1, wherein the filter cover (8) is made of asbestos, and the filter cover (8) is fixed on the bottom ventilation opening (6) through friction force; the discharge pipeline (9) is a plastic pipeline; the discharge pipe (9) is bent.

4. An environmental laboratory acid mist elimination device according to claim 1, characterized in that the filter element (10) is provided with a plurality of ventilation openings, and the filter element (10) is fixed in the discharge duct (9) by elastic action.

5. An environmental protection laboratory acid mist elimination device according to claim 1, characterized in that the sprinkling head (12) is provided with an atomizer.