CN212091644U

CN212091644U - Aluminum oxidation exhaust treatment device

Info

Publication number: CN212091644U
Application number: CN202020301106.6U
Authority: CN
Inventors: 宋晓元
Original assignee: Jinhua Besta Appliance Accessories Co ltd
Current assignee: Jinhua Besta Appliance Accessories Co ltd
Priority date: 2020-03-12
Filing date: 2020-03-12
Publication date: 2020-12-08
Anticipated expiration: 2030-03-12

Abstract

The utility model discloses an aluminum oxidation exhaust treatment device, its technical scheme main points are: the utility model provides an aluminum oxidation exhaust treatment device, including the soda pond, the collection unit has the processing unit through the pipe connection, fixedly connected with is higher than the hollow box that the soda pond set up on the soda pond, be equipped with the first export with the pipeline intercommunication on the box, be equipped with the suction pump in the soda pond, the suction pump passes through pipeline and box intercommunication, the first motor of fixedly connected with on the outer wall of box, the inside of box be equipped with the output shaft fixed connection's of first motor fan blade, be equipped with the second export with the soda pond intercommunication on the box. The utility model discloses an aluminium oxidation exhaust treatment device can collect the processing to the waste gas in the alkaline water pond fast, avoids it to cause the damage to equipment.

Description

Aluminum oxidation exhaust treatment device

Technical Field

The utility model relates to a waste gas treatment technology, more specifically say, it relates to an aluminum oxidation exhaust treatment device.

Background

The oxidation treatment of the aluminum piece is a conventional step in the production process of the aluminum piece, and the aluminum material needs to be subjected to alkali washing in the oxidation treatment process. In the alkali washing process, an aluminum piece and an alkaline solution generate chemical reaction to generate hydrogen, the hydrogen has permeability and can permeate into a crystal lattice of metal to deform the crystal lattice, the hydrogen diffuses into the metal after deformation to generate internal stress causing hydrogen brittleness in the metal, strip-shaped small bubbles are formed on the surface of the metal, and black fine cracks are formed after fracture to reduce the impact toughness of the metal and easily damage machine equipment.

In order to solve the above problems, chinese patent No. CN206783768U discloses an exhaust device for aluminum piece oxidation waste gas, which comprises an alkaline water tank, a processing unit, a collecting pipeline, and a collecting unit for collecting waste gas generated in the alkaline water tank; the collecting unit is communicated with the collecting pipeline, and the collecting pipeline is communicated with the processing unit; the processing unit is internally provided with a reduction box and a heating unit for heating the reduction box, the surface of the reduction box is provided with a plurality of vent holes, and copper oxide is filled in the reduction box; and a hydrogen sensor is arranged at the air outlet of the processing unit and is electrically connected with a controller. According to the scheme, the collecting unit is used for collecting the waste gas generated in the alkaline water tank and conveying the waste gas to the processing unit through the collecting pipeline, and the heating unit in the processing unit is used for heating the copper oxide to enable the copper oxide to react with the hydrogen to convert the copper oxide into water, so that the purpose of processing the hydrogen is achieved. However, the mode is relatively passive to the collection of the hydrogen, the collection efficiency is not high, and certain influence can be generated on the equipment.

A new solution is therefore proposed to solve this problem.

SUMMERY OF THE UTILITY MODEL

Can produce waste gas at the alkali wash in-process to the aluminium part that prior art exists, and the collection mode to waste gas is comparatively passive now, can't collect the not enough of processing with the waste gas in the alkaline water pond fast, the utility model aims to provide a can collect the processing to the waste gas in the alkaline water pond fast, avoid an aluminium oxidation exhaust treatment device that it caused the damage to equipment.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides an aluminum oxidation exhaust treatment device, including alkaline water pond, collecting element has the processing unit through the pipe connection, fixedly connected with is higher than the hollow box that the alkaline water pond set up on the alkaline water pond, be equipped with the first export with the pipeline intercommunication on the box, be equipped with the suction pump in the alkaline water pond, the suction pump leads to pipe and box intercommunication, the first motor of fixedly connected with on the outer wall of box, the inside of box is equipped with the output shaft fixed connection's with first motor fan blade, be equipped with the second export with the alkaline water pond intercommunication on the box.

By adopting the technical scheme, the aluminum part alkali washing device comprises a caustic pool for carrying out alkali washing on an aluminum part, wherein a collecting unit is arranged on the caustic pool and used for collecting waste gas discharged by the caustic pool and discharging the waste gas to a processing unit for processing; the first motor of fixedly connected with on the outer wall of box, fixedly connected with fan blade and fan blade setting are in the inside of box on the output shaft of first motor, first motor drive fan blade rotates, take out the solution in the alkaline water pond to the box under the effect of water pump and arrive on the fan blade side by side, drive solution rotation and decentralization under the effect of pivoted fan blade, the messenger accelerates the discharge of inside waste gas, exhaust waste gas is arranged to the processing unit through the first export on the box and is handled, because the box is higher than the alkaline water pond setting, solution through exhaust-gas treatment can directly flow back to the alkaline water pond through the second export on the box.

The utility model discloses further set up to: the alkali water tank is characterized in that a second motor is fixedly connected to the outer wall of the alkali water tank, a rotary table fixedly connected with an output shaft of the second motor is arranged in the alkali water tank, and a plurality of stirring rods are arranged on the rotary table in a circumferential array mode.

Through adopting above-mentioned technical scheme, fixedly connected with second motor on the outer wall of soda pond, fixedly connected with carousel on the output shaft of second motor, the carousel sets up inside the soda pond, and the circumference array has a plurality of puddlers on the carousel, stirs the solution in the soda pond when a plurality of puddlers take place to rotate under the drive of second motor for giving off of waste gas in the soda pond and collecting through the collecting element.

The utility model discloses further set up to: and a grid is fixedly connected in the box body and is positioned right below the fan blades.

Through adopting above-mentioned technical scheme, fixedly connected with grid in the box, and the grid is located the fan blade under, and on solution that has advanced the fan blade processing fell to the grid, can break up solution again under the effect of the mesh on the grid, strengthened the discharge efficiency to waste gas.

The utility model discloses further set up to: the grid meshes are arranged in an inclined mode.

By adopting the technical scheme, the grid mesh is arranged in an inclined mode, so that the contact area between the solution and the grid mesh can be increased.

The utility model discloses further set up to: the collecting unit comprises a hood-type exhaust fan, and the hood-type exhaust fan is positioned right above the alkaline water pool.

Through adopting above-mentioned technical scheme, the collection unit is located the soda pond directly over including the bell-type air exhauster, and the waste gas homoenergetic that will give out from the soda pond is collected by the bell-type air exhauster.

The utility model discloses further set up to: the processing unit comprises a water receiving box and a reduction box filled with copper oxide, a plurality of vent holes are formed in the reduction box, the water receiving box is located right below the reduction box, a heating unit is arranged on the reduction box, a hydrogen sensor is arranged at an air outlet of the processing unit, and a controller is electrically connected to the hydrogen sensor.

Through adopting above-mentioned technical scheme, the processing unit is including reducing the box, be equipped with a plurality of air vents on reducing the box, copper oxide has been placed in reducing the box, be equipped with the heating unit on reducing the box, waste gas sees through in the air vent gets into reducing the box, take place chemical reaction production water with copper oxide under the effect of heating unit, water falls into the water receiving box that sets up in reduction box below, it is equipped with the hydrogen sensor and controls through the controller to go out at the gas outlet of processing unit, the hydrogen in the gas sensor can the detected air, when the hydrogen sensor detects the hydrogen that contains certain concentration in the air, the hydrogen sensor gives the controller with signal feedback, the controller sends the police dispatch newspaper, arouse workman's attention, remind the workman to change the copper oxide.

The utility model discloses further set up to: and the processing unit is fixedly connected with a water pipe connected with the water receiving box.

Through adopting above-mentioned technical scheme, fixedly connected with and the water pipe that the water receiving box is connected on processing unit, the water that takes place chemical reaction and produce can directly discharge through the water pipe after falling into in the water receiving box, need not often fall the water in the water receiving box, and it is troublesome to reduce.

The utility model discloses further set up to: and a gas flowmeter is arranged at the gas inlet of the processing unit.

Through adopting above-mentioned technical scheme, be equipped with gas flowmeter in the inlet port department of processing unit, judge whether the waste gas in the soda pond is discharged completely through gas flowmeter to the monitoring of gas flow.

To sum up, the utility model discloses following beneficial effect has:

1. the waste gas generated in the alkaline water tank can be accelerated and collected, the hydrogen is prevented from permeating the surface of mechanical equipment, and the mechanical equipment is prevented from being hydrogen-fragile.

2. Under the heating condition, the copper oxide can perform reduction reaction with hydrogen, and the hydrogen in the gas is consumed, so that the discharged gas meets the emission standard.

Drawings

FIG. 1 is a sectional view of an aluminum oxidation exhaust gas treatment device for embodying the overall structural design;

FIG. 2 is an enlarged view of part A of FIG. 1, showing the interior of the case;

FIG. 3 is a schematic structural view of an aluminum oxidation waste gas treatment apparatus for embodying the structural design in the alkaline water bath.

In the figure: 1. a water pump; 2. an alkaline water tank; 3. a stirring rod; 4. a turntable; 5. a second motor; 6. a collection unit; 7. a gas flow meter; 8. a reduction box; 9. a hydrogen sensor; 10. a water receiving box; 11. a second outlet; 12. a box body; 13. a fan blade; 14. a first motor; 15. a grid; 16. a controller; 17. a heating unit; 18. a first outlet.

Detailed Description

In order to make the technical solutions of the present invention better understood, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and it should be noted that the embodiments and features of the embodiments of the present invention can be combined with each other without conflict.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

An aluminum oxidation waste gas treatment device is shown in figures 1 and 3 and comprises a caustic soda pool 2 for carrying out caustic washing on an aluminum piece, wherein a second motor 5 is fixedly connected to the outer wall of the caustic soda pool 2, a rotary disc 4 is fixedly connected to an output shaft of the second motor 5, the rotary disc 4 is arranged inside the caustic soda pool 2, a plurality of stirring rods 3 are circumferentially arrayed on the rotary disc 4, and when the stirring rods 3 rotate under the driving of the second motor 5, a solution in the caustic soda pool 2 is stirred, so that the emission of waste gas in the caustic soda pool 2 is accelerated; a collecting unit 6 is arranged right above the alkaline water pool 2, and the collecting unit 6 comprises a hood-type exhaust fan and collects the waste gas directly emitted from the alkaline water pool 2.

As shown in fig. 1 and 2, a hollow box body 12 is fixedly connected to a caustic pool 2, a water pump 1 is arranged in the caustic pool 2, and the water pump 1 is connected with the box body 12 through a water pipe; the outer wall of the box body 12 is fixedly connected with a first motor 14, an output shaft of the first motor 14 is fixedly connected with a fan blade 13, the fan blade 13 is arranged inside the box body 12, the first motor 14 drives the fan blade 13 to rotate, the solution in the alkaline water tank 2 is pumped into the box body 12 and is arranged on the fan blade 13 under the action of the water suction pump 1, and the solution is driven to rotate and disperse under the action of the rotating fan blade 13, so that the discharge of internal waste gas is accelerated; the grid net 15 is fixedly connected in the box body 12 and is obliquely arranged, the grid net 15 is positioned under the fan blades 13, the solution processed by the fan blades 13 falls onto the grid net 15, the solution can be scattered under the action of meshes on the grid net 15, the exhaust efficiency of waste gas is enhanced, and the solution processed by the waste gas can directly flow back to the alkaline water pool 2 through the second outlet 11 on the box body 12.

As shown in fig. 1, a first outlet 18 is arranged on the box body 12, the first outlet 18 and the collecting device are both connected with the gas flowmeter 7, and whether the waste gas in the alkaline water tank 2 is completely discharged is judged by monitoring the gas flowmeter 7 on the gas flow; the gas flowmeter 7 is connected with a processing unit, the processing unit comprises a reduction box 8, a plurality of vent holes are formed in the reduction box 8, copper oxide is placed in the reduction box 8, a heating unit 17 is arranged on the reduction box 8, waste gas enters the reduction box 8 through the vent holes, and chemically reacts with the copper oxide under the action of the heating unit 17 to produce water, the water falls into a water receiving box 10 arranged below the reduction box 8 and is discharged through a water pipe, a hydrogen sensor 9 is arranged at an air outlet of the processing unit and is controlled by a controller 16, the hydrogen sensor can detect hydrogen in the air, when the hydrogen sensor 9 detects that the air contains hydrogen with certain concentration, the hydrogen sensor 9 feeds back signals to the controller 16, the controller 16 gives an alarm to draw attention of workers, and the workers are reminded of replacing the copper oxide.

When the solution in the alkaline water tank 2 is exhausted, the first motor 14 and the second motor 5 are started to rotate the stirring rod 3 and the fan blades 13, so that the exhaust of the waste gas is accelerated, the waste gas discharged from the alkaline water tank 2 is collected by the collecting unit 6 and discharged to the processing unit for processing, and the waste gas discharged from the box body 12 is also discharged to the processing unit for processing.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an aluminum oxidation exhaust treatment device, including alkaline water pond (2), collection unit (6), there is the processing unit collection unit (6) through the pipe connection, its characterized in that: fixedly connected with is higher than hollow box (12) that soda pond (2) set up on soda pond (2), be equipped with on box (12) first export (18) with the pipeline intercommunication, be equipped with suction pump (1) in soda pond (2), suction pump (1) is through pipeline and box (12) intercommunication, the first motor of fixedly connected with (14) on the outer wall of box (12), the inside of box (12) is equipped with output shaft fixed connection's fan blade (13) with first motor (14), be equipped with on box (12) with second export (11) of soda pond (2) intercommunication.

2. The aluminum oxidation exhaust gas treatment device according to claim 1, wherein: fixedly connected with second motor (5) on the outer wall of soda pond (2), be equipped with in soda pond (2) with output shaft fixed connection's of second motor (5) carousel (4), the circumference array has a plurality of puddlers (3) on carousel (4).

3. The aluminum oxidation exhaust gas treatment device according to claim 1, wherein: the wind power generation device is characterized in that a grid mesh (15) is fixedly connected in the box body (12), and the grid mesh (15) is located under the fan blades (13).

4. The aluminum oxidation exhaust gas treatment device according to claim 3, wherein: the grid mesh (15) is obliquely arranged.

5. The aluminum oxidation exhaust gas treatment device according to claim 1, wherein: the collecting unit (6) comprises a hood-type exhaust fan, and the hood-type exhaust fan is positioned right above the alkaline water pool (2).

6. The aluminum oxidation exhaust gas treatment device according to claim 1, wherein: the processing unit comprises a water receiving box (10) and a reduction box (8) filled with copper oxide, wherein a plurality of vent holes are formed in the reduction box (8), the water receiving box (10) is located under the reduction box (8), a heating unit (17) is arranged on the reduction box (8), a hydrogen sensor (9) is arranged at an air outlet of the processing unit, and the hydrogen sensor (9) is electrically connected with a controller (16).

7. The aluminum oxidation exhaust gas treatment device according to claim 6, wherein: the processing unit is fixedly connected with a water pipe connected with a water receiving box (10).

8. The aluminum oxidation exhaust gas treatment device according to claim 1, wherein: and a gas flowmeter (7) is arranged at the gas inlet of the processing unit.