CN214599980U

CN214599980U - High-efficient powder recovery plant during aluminum product surface coating

Info

Publication number: CN214599980U
Application number: CN202023302734.5U
Authority: CN
Inventors: 杨洋; 杨洪波; 王江文; 舒健; 毕仁红
Original assignee: Hunan Jinniu Aluminum Co ltd
Current assignee: Hunan Jinniu Aluminum Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-11-05
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a high-efficient powder recovery plant during spraying of aluminum product surface, including the spray booth, negative pressure recovery system, filtration mechanism and powder filtering mechanism, wherein the spray booth bottom is provided with negative pressure collecting system, the spray booth is sealed box, negative pressure collecting system includes negative pressure pipeline and negative pressure pump, negative pressure pump fixes on the spray booth outer wall, negative pressure pump communicates through the bottom of negative pressure pipeline with the spray booth, be provided with filtration mechanism on the negative pressure pipeline, can retrieve the powder in the spray booth, the mode through the recoil is cleared up the filter core, carry the dust jar in with the powder simultaneously, need not to clear up through the manual work like this, reduce staff's intensity of labour.

Description

High-efficient powder recovery plant during aluminum product surface coating

Technical Field

The utility model relates to an aluminum product processing equipment field, concretely relates to high-efficient powder recovery plant during spraying of aluminum product surface.

Background

During the spraying process, the resin powder is attached to the surface of the aluminum profile through static electricity, so that products with different colors are obtained. Since powder is sprayed, it is inevitable that a certain amount of waste powder remains in the air. The existing recovery equipment only simply pumps powder into a closed space through an exhaust fan to clean the powder regularly, so that the powder cannot be well utilized, and the efficiency is low. The air can still be partially sucked.

Disclosure of Invention

To the not enough of above-mentioned prior art, the utility model provides a high-efficient powder recovery plant during aluminum product surface coating, the powder that can be unnecessary of being convenient for carries out recycle, is convenient for clean the equipment of collecting the powder simultaneously, filters the powder simultaneously, prevents that the powder of retrieving from being polluted by impurity.

In order to achieve the above purpose, the utility model discloses a scheme: a high-efficiency powder recovery device used in aluminum surface spraying comprises a spraying chamber, a negative pressure recovery system, an air filtering mechanism and a powder filtering mechanism, wherein a negative pressure collecting system is arranged at the bottom of the spraying chamber, the spraying chamber is a sealed box body, the negative pressure collecting system comprises a negative pressure pipeline and a negative pressure pump, the negative pressure pump is fixed on the outer wall of the spraying chamber and is communicated with the bottom of the spraying chamber through the negative pressure pipeline, the air filtering mechanism is arranged on the negative pressure pipeline, the air filtering mechanism comprises a sealed shell and a filter element, the center of the sealed shell is provided with the filter element for filtering air, the sealed shell is communicated with the spraying chamber through the negative pressure pipeline, the negative pressure pipeline is fixed on the outer wall of the sealed shell and is communicated with the center of the filter element, and the outer wall of the filter element is pleated filter cloth; be provided with the three-way pipeline on the negative pressure pipeline between seal housing and spraying room, the three-way pipeline communicates with powder filtering mechanism, powder filtering mechanism is including filtering the jar, filter screen and vibrator, it is the sealed jar body to filter the jar, be fixed with on the inner wall of filtering the jar and divide into both sides filter screen about will filtering the jar, the three-way pipeline with filter the upper space of jar and communicate, be provided with the vibrator on the outer wall of filtering the jar, it vibrates to come the filtering jar through the vibrator, realize the filtration of powder like this, be provided with the collection dirt jar in the filtering jar space of filter screen lower floor, collect the dust after filtering through the collection dirt jar.

Preferably, an electromagnetic valve is arranged at the joint of the negative pressure pipeline and the three-way pipeline, and the flow direction of the air flow is controlled by the electromagnetic valve.

Preferably, the outer wall of the filter element is provided with a cleaning brush, a lifting assembly is arranged between the cleaning brush and the sealing shell, the lifting assembly is used for lifting the cleaning brush, and the cleaning brush is in contact with the outer wall of the filter element.

Preferably, the negative pressure pump is connected with the controller through a wire, the negative pressure pump outputs pulse airflow through the controller, the controller is connected with the electromagnetic valve, and the flow direction of the airflow is switched through the electromagnetic valve.

Compared with the prior art, the utility model has the advantages of: 1. the powder in the spraying chamber can be recovered, the filter element is cleaned in a backflushing mode, and meanwhile, the powder is conveyed into the dust collecting tank, so that the powder is not required to be cleaned manually, and the labor intensity of workers is reduced; 2. the cleaning brush which is lifted up and down can clean the outer wall of the filter element, so that the cleanness of the filter element is ensured; 3. the negative pressure pump outputs pulse airflow, so that dust in the spraying chamber can be adsorbed conveniently, and meanwhile, back flushing can be carried out.

Drawings

Fig. 1 is a sectional view of the present invention.

Fig. 2 is a cross-sectional view of the air filter mechanism of the present invention.

Fig. 3 is a cross-sectional view of the powder filtering mechanism of the present invention.

The device comprises a spraying chamber 1, a negative pressure recovery system 2, a negative pressure pipeline 2.1, a negative pressure pump 2.2, an air filtering mechanism 3, a sealing shell 3.1, a filter element 3.2, a filter cloth 3.3, a powder filtering mechanism 4.1, a three-way pipeline 4.2, an electromagnetic valve 4.3, a filtering tank 4.4, a filter screen 4.5, a vibrator 4.6, a dust collecting tank 5, a cleaning brush 5.1, a lifting assembly 6 and a controller.

Detailed Description

The drawings are now assembled to further explain the utility model.

As shown in figures 1-3, a high-efficiency powder recovery device for aluminum surface spraying comprises a spraying chamber 1, a negative pressure recovery system 2, an air filtering mechanism 3 and a powder filtering mechanism 4, wherein a negative pressure collecting system is arranged at the bottom of the spraying chamber 1, the spraying chamber 1 is a sealed box body, the surface spraying of aluminum profiles is carried out in the spraying chamber 1, thus, when spraying is carried out, redundant powder falls to the bottom of the spraying chamber 1 and floats in the air in the spraying chamber 1, the negative pressure collecting system comprises a negative pressure pipeline 2.1 and a negative pressure pump 2.2, the negative pressure pump 2.2 is fixed on the outer wall of the spraying chamber 1 through bolts, the negative pressure pump 2.2 is communicated with the bottom of the spraying chamber 1 through the negative pressure pipeline 2.1, negative pressure is started through the negative pressure pump 2.2, thus, the powder at the bottom of the spraying chamber 1 and the powder floating in the air are pumped away through the negative pressure pipeline 2.1, the air filtering mechanism 3 is fixed on the negative pressure pipeline 2.1 through a flange, and the air filtering mechanism 3 is positioned at the negative pressure pipeline 2.1 Between the pressure pump 2.2 and the spraying chamber 1, the air filtering mechanism 3 comprises a sealed shell 3.1 and a filter element 2.2, the sealed shell 3.1 is a cylindrical hollow shell, the center of the sealed shell 3.1 is fixed with the filter element 2.2 for filtering air in a bolt fastening mode, the sealed shell 3.1 is communicated with the spraying chamber 1 through a negative pressure pipeline 2.1, so that powder in the spraying chamber 1 is pumped into the sealed shell 3.1, air flow is filtered through the filter element 2.2, the powder stays in the sealed shell 3.1, air passes through the filter element 2.2 and is pumped out through the negative pressure pump 2.2, the negative pressure pipeline 2.1 is fixed on the outer wall of the sealed shell 3.1 through a flange, the negative pressure pipeline 2.1 is communicated with the center of the filter element 2.2, the outer wall of the filter element 2.2 is a pleated filter cloth 3.3, so that the filtering area is larger, and the filter bag dust remover is worse than that the pleated filter element 2.2.2 has a larger filtering area, thus the filtering effect is better; a three-way pipeline 4.1 is arranged on a negative pressure pipeline 2.1 between a sealed shell 3.1 and a spraying chamber 1 (a three-way interface is fixed on the negative pressure pipeline 2.1 through a flange, two ends of the three-way interface are respectively communicated with the negative pressure pipeline 2.1, the last end of the three-way interface is communicated with the three-way pipeline 4.1 through a flange), the three-way pipeline 4.1 is fixed and communicated with a powder filtering mechanism 4 through a flange, the powder filtering mechanism 4 comprises a filtering tank 4.3, a filtering net 4.4 and a vibrator 4.5, the filtering tank 4.3 is a sealed tank body, the inner wall of the filtering tank 4.3 is fixedly provided with a filtering net 4.4 which divides the filtering tank 4.3 into an upper filtering net 4.4 and a lower filtering net 4.4 (filtering the powder of the filtering net 4.4, impurities stay on the upper layer of the filtering net 4.4, the available powder passes through the filtering net 4.4 and falls to the lower layer of the filtering net 4.4), the three-way pipeline 4.1 is communicated with the upper space of the filtering tank 4.3, thus, when the negative pressure pump 2.2 is backflushed, the powder in the sealed shell 3.1 is blown to the filtering net 4.4, the vibrator 4.5 is fixed on the outer wall of the filtering tank 4.3 through bolts, the filtering tank 4.3 vibrates through the vibrator 4.5, thus, the filtering of powder is realized through the vibration of the filtering screen 4.4, the dust collecting tank 4.6 is fixed in the filtering tank 4.3 space at the lower layer of the filtering screen 4.4 through a welding mode (the opening of the dust collecting tank 4.6 is connected with a pipeline through a welding mode, the powder in the dust collecting tank 4.6 is recovered through negative pressure), the filtered dust is collected through the dust collecting tank 4.6, and the recovery and the utilization of the powder are realized.

An electromagnetic valve 4.2 is arranged at the joint of the negative pressure pipeline 2.1 and the three-way pipeline 4.1 (namely, a three-way electromagnetic valve 4.2 is arranged at a three-way joint, the flow direction of air flow is controlled by opening and closing the electromagnetic valve 4.2, when the negative pressure pump 2.2 performs negative pressure air extraction, the spraying chamber 1 is communicated with the air filtering mechanism 3, so that powder is extracted from the spraying chamber 1 to the air filtering mechanism 3 by negative pressure, when the negative pressure pump 2.2 performs backflushing, the air filtering mechanism 3 is communicated with the powder filtering mechanism 4, and the backflushing air flow blows powder in the air filtering mechanism 3 into the powder filtering mechanism 4 for powder filtering).

Be provided with on filter element 2.2's outer wall and clean brush 5, it is annular brush to clean brush 5, be provided with lifting unit 5.1 between cleaning brush 5 and seal housing 3.1, lifting unit 5.1 is the cylinder promptly, the cylinder body bottom of a valley of cylinder is on seal housing 3.1's inner wall, it is fixed with cleaning brush 5 at the piston rod of cylinder, drive through the cylinder like this and clean brush 5 and rise and descend, realize the lift to cleaning brush 5 through lifting unit 5.1, clean brush 5 and filter element 2.2's outer wall and contact, realize the outer bag clearance of filter element 2.2 through the lift of cleaning brush 5 like this.

The negative pressure pump 2.2 is connected with a controller 6 (the model of the controller 6 is a singlechip 89-C51) through a lead, the controller 6 enables the negative pressure pump 2.2 to output pulse air flow (the output end of the controller 6 is connected with the negative pressure pump 2.2, the controller 6 outputs pulse current to control the intermittent air suction and exhaust of the negative pressure pump 2.2, thus the negative pressure air suction and the back flushing are carried out), the output end of the controller 6 is also connected with an electromagnetic valve 4.2, when the negative pressure pump 2.2 sucks air under negative pressure, the electromagnetic valve 4.2 controls the spraying chamber 1 to be communicated with the air filtering mechanism 3, when the negative pressure pump 2.2 backs, the electromagnetic valve 4.2 controls the air filtering mechanism 3 to be communicated with the powder filtering mechanism 4, the electromagnetic valve 4.2 is controlled by the controller 6 to automatically realize the flow direction switching of the air flow, the labor intensity of workers is reduced, and the lifting assembly 5.1 is connected with the controller 6 through a lead, the lifting component 5.1 is controlled by the controller to clean the brush 5, so that the outer wall of the filter element is cleaned.

Claims

1. An efficient powder recovery device used in aluminum surface spraying comprises a spraying chamber, a negative pressure recovery system, an air filtering mechanism and a powder filtering mechanism, wherein a negative pressure collecting system is arranged at the bottom of the spraying chamber, the spraying chamber is a sealed box body, the negative pressure collecting system comprises a negative pressure pipeline and a negative pressure pump, the negative pressure pump is fixed on the outer wall of the spraying chamber and is communicated with the bottom of the spraying chamber through the negative pressure pipeline, the efficient powder recovery device is characterized in that the air filtering mechanism is arranged on the negative pressure pipeline and comprises a sealed shell and a filter element, the center of the sealed shell is provided with the filter element for filtering air, the sealed shell is communicated with the spraying chamber through the negative pressure pipeline, the outer wall of the sealed shell is fixedly provided with the negative pressure pipeline, the negative pressure pipeline is communicated with the center of the filter element, and the outer wall of the filter element is pleated filter cloth; be provided with the three-way pipeline on the negative pressure pipeline between seal housing and spraying room, the three-way pipeline communicates with powder filtering mechanism, powder filtering mechanism is including filtering the jar, filter screen and vibrator, it is the sealed jar body to filter the jar, be fixed with on the inner wall of filtering the jar and divide into both sides filter screen about will filtering the jar, the three-way pipeline with filter the upper space of jar and communicate, be provided with the vibrator on the outer wall of filtering the jar, it vibrates to come the filtering jar through the vibrator, realize the filtration of powder like this, be provided with the collection dirt jar in the filtering jar space of filter screen lower floor, collect the dust after filtering through the collection dirt jar.

2. The high-efficiency powder recovery equipment for the aluminum material surface spraying as recited in claim 1, wherein the junction of the negative pressure pipeline and the three-way pipeline is provided with an electromagnetic valve, and the flow direction of the air flow is controlled by the electromagnetic valve.

3. A high-efficiency powder recovery device for aluminum material surface spraying as claimed in claim 2, wherein a cleaning brush is provided on an outer wall of the filter element, a lifting unit is provided between the cleaning brush and the sealing case, the lifting of the cleaning brush is achieved by the lifting unit, and the cleaning brush is in contact with the outer wall of the filter element.

4. An efficient powder recovery device for aluminum material surface spraying as recited in claim 3, wherein the negative pressure pump is connected with the controller through a wire, the negative pressure pump is enabled to output pulse airflow through the controller, the controller is connected with the electromagnetic valve, and the flow direction of the airflow is switched through the electromagnetic valve.