CN216880950U

CN216880950U - Corrosion-resistant ventilation cabinet with liquid collection device

Info

Publication number: CN216880950U
Application number: CN202220408187.9U
Authority: CN
Inventors: 董鑫涛; 董正先
Original assignee: Tianchang Yida Experimental Equipment Co ltd
Current assignee: Tianchang Yida Experimental Equipment Co ltd
Priority date: 2022-02-28
Filing date: 2022-02-28
Publication date: 2022-07-05
Anticipated expiration: 2032-02-28

Abstract

The utility model discloses a corrosion-resistant fume hood with a liquid collecting device, which comprises a fume hood body, an exhaust assembly and a waste gas treatment assembly, wherein the exhaust assembly is arranged on the fume hood body; the fume hood is used for exhausting experimental waste gas and providing an installation position of other components; the exhaust is used for accelerating the exhaust of waste gas in the operation cavity and preventing water drops from flowing back; the waste gas treatment component is used for reducing pollutants in the waste gas and recycling the reducing liquid; the right side of the partition is arranged into a downward inclined shape, so that the reducing liquid can be more smoothly discharged into the reducing liquid collecting tank; through the arrangement of the alarm, when the concentration of the waste gas in the operation cavity is increased, an alarm sound is given; through the arrangement of the exhaust valve, the exhaust gas after being reduced for many times is discharged through the exhaust valve; through the combined use between each subassembly, effectively solved the in-process of discharge waste gas waste liquid, the sealed diffusion that leads to inadequately of device and the problem that moist waste gas condenses into the drop of water backward flow.

Description

Corrosion-resistant ventilation cabinet with liquid collection device

Technical Field

The utility model relates to the technical field of fume hoods, in particular to a corrosion-resistant fume hood with a liquid collecting device.

Background

With the development of social economy, the quality requirements of people on products are higher and higher, a plurality of commodities are detected when being delivered from factories and sold, various harmful gases, odor, moisture and flammable, explosive and corrosive substances are generated during detection experiment operation, and in order to protect the safety of users, the diffusion of the pollutants in the experiment to a laboratory is prevented, and a ventilation cabinet is used near a pollution source. The fume chamber combustion gas will be through handling just can the atmosphere of discharging, but the most structure of current exhaust treatment device is complicated, and area is big, when having waste gas and waste liquid of collection moreover, the device is sealed not enough to lead to the problem of gas diffusion and drop of water backward flow.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a corrosion-resistant ventilation cabinet with a liquid collecting device, which solves the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a corrosion-resistant fume chamber with a liquid collection device, comprising:

the ventilating cabinet comprises an operation cavity arranged inside the ventilating cabinet, a ventilation opening arranged at the top of the ventilating cabinet and a transverse plate arranged on the outer wall of the right side of the ventilating cabinet;

the exhaust assembly comprises a box body arranged on the outer wall of the top end of the fume hood, a partition plate arranged in an inner cavity of the box body, an air baffle plate arranged in the inner cavity of the box body, a pipeline heater arranged at the bottom end of the inner cavity of the box body, an exhaust pipe with one end communicated with the vent and the other end communicated with the partition plate, an exhaust pump arranged at the upper end of the partition plate and an exhaust pipe with one end communicated with the exhaust pump and the other end communicated with the air baffle plate;

the waste gas treatment subassembly, the waste gas treatment subassembly is in including setting up self priming pump, the setting of box top outer wall are in the watering head of self priming pump lower extreme is connected pipe, setting that absorbs water on the self priming pump are in reducing liquid collection tank and intercommunication on the diaphragm the outlet pipe of box right side outer wall.

In a preferred embodiment of the corrosion-resistant fume hood with a liquid collecting device according to the present invention, the right side of the partition plate is disposed in a downward inclined shape.

As a preferable scheme of the corrosion-resistant ventilation cabinet with the liquid collecting device, an alarm is arranged at the upper end of the operation cavity.

As a preferable scheme of the corrosion-resistant ventilation hood with the liquid collecting device, the side wall of the reducing liquid collecting tank is provided with an exhaust valve.

As a preferable scheme of the corrosion-resistant ventilation cabinet with the liquid collecting device, one side of the box body is provided with a transparent observation surface.

Compared with the prior art, the utility model has the following beneficial effects: the combined arrangement of the fume hood, the exhaust assembly and the waste gas treatment assembly can prevent water drops from flowing back into the fume hood and reduce pollutants in the waste gas in the process of exhausting the waste gas by the fume hood; the right side of the partition plate is arranged into a downward inclined shape, so that the reducing liquid is accelerated to flow into the reducing liquid collecting tank; an alarm is arranged at the upper end of the operation cavity, so that the alarm is given out when the concentration of the waste gas in the operation cavity is increased; the bottom end of the inner wall of the box body is provided with the pipeline heater, so that waste gas cannot be condensed into water drops on the inner wall of the pipeline; through the combined use of each subassembly, can effectively solve the in-process of discharge waste gas waste liquid, the sealed diffusion that leads to inadequately of device and the problem that moist waste gas condenses into the drop of water backward flow.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic view of the reducing liquid collecting tank of FIG. 1;

in the figure: 100. a fume hood; 110. an operating chamber; 120. a vent; 130. a transverse plate; 140. an alarm; 200. an exhaust assembly; 210. a box body; 211. a transparent viewing surface; 220. a partition plate; 230. a gas baffle; 240. a pipe heater; 250. an air exhaust pipe; 260. an air pump; 270. an exhaust pipe; 300. an exhaust gas treatment component; 310. a self-priming pump; 311. a sprinkler head; 320. a suction pipe; 330. a reducing liquid collecting tank; 331. an exhaust valve; 340. and (5) discharging a water pipe.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

The utility model provides a corrosion-resistant ventilation cabinet with a liquid collecting device, which can effectively solve the problems of diffusion and condensation of damp waste gas into water drops and backflow caused by insufficient sealing of the device in the process of discharging waste gas and waste liquid.

Referring to fig. 1 to 3, which show schematic structural views of an embodiment of a corrosion-resistant fumehood with a liquid trap of the present invention, referring to fig. 1 to 3, a corrosion-resistant fumehood with a liquid trap of the present embodiment includes, in its main body, a fumehood 100, an exhaust assembly 200, and an exhaust gas treatment assembly 300:

the fume hood 100 is used for discharging experimental waste gas and providing mounting positions for other components, specifically, the fume hood 100 comprises an operation cavity 110 arranged inside the fume hood 100, a vent 120 arranged at the top of the fume hood 100 and a transverse plate 130 arranged on the outer wall of the right side of the fume hood 100, when the fume hood 100 is used, the fume hood 100 is firstly placed on the ground, an alarm 140 is installed in the operation cavity 110, the vent 120 is communicated with an exhaust pipe 250, so that when the concentration of the waste gas in the operation cavity 110 is increased, an alarm sound is given out, and the waste gas is discharged out of the operation cavity 110 along the exhaust pipe 250;

the exhaust assembly 200 is used for accelerating exhaust of exhaust gas in the operation chamber 110 and preventing water drops from flowing back, and specifically, the exhaust assembly 200 includes a box body 210 disposed on an outer wall of a top end of the fume hood 100, a partition plate 220 disposed in an inner cavity of the box body 210, a baffle plate 230 disposed in the inner cavity of the box body 210, a pipe heater 240 disposed at a bottom end of the inner cavity of the box body 210, an exhaust pipe 250 having one end communicated with the vent 120 and the other end communicated with the partition plate 220, an exhaust pump 260 disposed at an upper end of the partition plate 220, and an exhaust pipe 270 having one end communicated with the exhaust pump 260 and the other end communicated with the baffle plate 230, when in use, the box body 210 is first mounted on a top surface of the fume hood 100, the partition plate 220 and the baffle plate 230 are fixed, the pipe heater 240 is mounted at the bottom end of the inner cavity of the box body 210, the exhaust pump 260 is mounted at the upper end of the partition plate 220, the exhaust pipe 250 is communicated with the pipe heater 240 and the exhaust pump 260, and an exhaust port of the exhaust pump 260 is communicated with the exhaust pipe 270, the other end of the exhaust pipe 270 is communicated with the air baffle 230, after power is supplied to the device, the exhaust pump 260 pumps the exhaust gas, the pipe heater 240 heats the exhaust pipe 250, so that the exhaust gas in the operation cavity 110 is accelerated to be discharged into the sealed inner cavity of the box body 210, and the exhaust pipe 250 is heated by the pipe heater 240, so that the wet exhaust gas is not condensed into water drops to flow back;

the waste gas treatment assembly 300 is used for reducing pollutants in waste gas and recycling reducing liquid, and particularly, the waste gas treatment assembly 300 comprises a self-sucking pump 310 arranged on the outer wall of the top end of a box body 210, a water spraying head 311 arranged at the lower end of the self-sucking pump 310, a water sucking pipe 320 connected to the self-sucking pump 310, a reducing liquid collecting tank 330 arranged on a transverse plate 130 and a water outlet pipe 340 communicated with the outer wall of the right side of the box body 210, when the waste gas treatment assembly is used, the self-sucking pump 310 is firstly installed at the top end of the box body 210, the reducing liquid collecting tank 330 is fixed on the transverse plate 130, one end of the water sucking pipe 320 is communicated with the self-sucking pump 310, the other end of the water sucking pipe is communicated with the reducing liquid collecting tank 330, the water outlet pipe 340 is communicated with the reducing liquid collecting tank 330 of a water inlet and outlet pipe, when the waste gas enters the inner cavity of the box body 210, the reducing liquid is sucked by the self-sucking pump 310 and sprayed out by the self-sucking head 311, the reducing liquid is fully contacted with and reduces the pollutants in the waste gas, the reduced waste water is discharged into the reducing liquid collecting tank 330, so that the reducing liquid can be recycled.

The working principle is as follows: when the corrosion-resistant fume hood with the liquid collecting device is used, firstly, the fume hood 100 is placed on the ground, the alarm 140 is installed in the operation cavity 110, the vent 120 is communicated with the air suction pipe 250, then the box body 210 is installed on the top surface of the fume hood 100, then the partition plate 220 and the air baffle 230 are fixed, then the pipeline heater 240 is installed on the inner wall of the box body 210, the air suction pump 260 is installed at the upper end of the partition plate 220, the air suction pipe 250 is communicated with the pipeline heater 240 and the air suction pump 260, then the exhaust port of the air suction pump 260 is communicated with the exhaust pipe 270, the other end of the exhaust pipe 270 is communicated with the air baffle 230, finally, the self-sucking pump 310 is installed at the top end of the box body 210, the reducing liquid collecting tank 330 is fixed on the transverse plate 130, one end of the water suction pipe 320 is communicated with the self-sucking liquid collecting tank 330, the other end of the water suction pipe 340 is communicated with the water inlet and outlet pipe reducing liquid collecting tank 330, when waste gas needs to be treated, give the device power supply, exhaust pump 260 takes exhaust gas out, pipe heater 240 heats exhaust tube 250, and self priming pump 310 extracts reduction liquid and sprays inner chamber and exhaust contact and reaction for when exhaust gas was the suction box 210 inner chamber, because box 210 is sealed can not spread, can not condense into the drop of water backward flow after being heated yet, exhaust apparatus again after the pollutant in the exhaust gas can be reduced many times moreover.

Further, referring to fig. 1, the right side of the partition plate 220 is formed in a downward inclined shape, so that the reducing solution is not accumulated and is more smoothly discharged into the reducing solution collecting tank 330.

Further, referring to fig. 1, an alarm 140 is disposed at an upper end of the operation chamber 110, so that an alarm sound is generated when the concentration of the exhaust gas in the operation chamber 110 increases.

Further, referring to fig. 3, the side wall of the reducing liquid collecting tank 330 is provided with an exhaust valve 331, so that the exhaust gas after being reduced for a plurality of times is discharged through the exhaust valve 331.

Further, referring to fig. 1, a transparent viewing surface 211 is disposed on one side of the box 210, so that a user can clearly observe the inner cavity of the box 210 to take corresponding measures.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a take corrosion-resistant fume chamber of collection liquid device which characterized in that includes:

the ventilating hood (100) comprises an operation cavity (110) arranged inside the ventilating hood (100), a ventilation opening (120) arranged at the top of the ventilating hood (100) and a transverse plate (130) arranged on the outer wall of the right side of the ventilating hood (100);

the exhaust assembly (200) comprises a box body (210) arranged on the outer wall of the top end of the fume hood (100), a partition plate (220) arranged in the inner cavity of the box body (210), a gas baffle plate (230) arranged in the inner cavity of the box body (210), a pipeline heater (240) arranged at the bottom end of the inner cavity of the box body (210), an exhaust pipe (250) with one end communicated with the ventilation opening (120) and the other end communicated with the partition plate (220), an air suction pump (260) arranged at the upper end of the partition plate (220) and an exhaust pipe (270) with one end communicated with the air suction pump (260) and the other end communicated with the gas baffle plate (230);

waste gas treatment subassembly (300), waste gas treatment subassembly (300) is including setting up self priming pump (310) of box (210) top outer wall, setting are in watering head (311) of self priming pump (310) lower extreme are connected absorb water pipe (320), setting on self priming pump (310) are in reducing liquid collection tank (330) and the intercommunication on diaphragm (130) outlet pipe (340) of box (210) right side outer wall.

2. A corrosion resistant fumehood with a liquid trap as claimed in claim 1 wherein the right side of said divider plate (220) is configured in an inclined downward shape.

3. A corrosion resistant fumehood with a liquid trap as claimed in claim 2 wherein an alarm (140) is provided at the upper end of said operating chamber (110).

4. The corrosion-resistant ventilation hood with the liquid collecting device according to claim 3, wherein the side wall of the reducing liquid collecting tank (330) is provided with an exhaust valve (331).

5. The corrosion-resistant ventilated case with the liquid collecting device according to claim 4, wherein one side of the case body (210) is provided with a transparent viewing surface (211).