CN217785603U

CN217785603U - Coating water mist spraying forced cooling system for heavy workpiece

Info

Publication number: CN217785603U
Application number: CN202221543459.2U
Authority: CN
Inventors: 李西恩; 沈利; 苏悦; 张迎晖; 沈国方; 郑小艳
Original assignee: China United Engineering Corp Ltd
Current assignee: China United Engineering Corp Ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-11-11
Anticipated expiration: 2032-06-20

Abstract

The utility model provides an application water smoke sprays forced cooling system for heavy work piece sprays forced cooling and combines together with forced air cooling and water smoke, realizes the more effective cooling to heavy work piece, and process time is shorter, uses the energy consumption low for a long time. The preposed air cooling chamber, the water mist spray chamber and the postposed air cooling chamber are connected together in sequence; the air supply and exhaust system is connected with the front air cooling chamber and the rear air cooling chamber; the nozzle support is U-shaped and is fixedly arranged in the water mist spraying chamber, the two side plates and the bottom plate of the nozzle support are both provided with water mist nozzles, and the nozzles of the water mist nozzles face the middle of the nozzle support; the soft water pipeline and the compressed air pipeline are connected with the water spray nozzle; the water-steam separation pipe is fixed on the water mist spraying chamber, the inlet of the water-steam separation pipe is positioned in the water mist spraying chamber, and the outlet of the water-steam separation pipe is connected with the air supply and exhaust system; the water receiving tray is fixed in the water mist spraying chamber and is positioned below the inlet of the water-vapor separation pipe; the drain pipe is connected with the water pan.

Description

Coating water mist spraying forced cooling system for heavy workpiece

Technical Field

The utility model relates to an application water smoke sprays forced cooling system for heavy work piece.

Background

The forced cooling process section in the coating production line is mainly used for cooling the high-temperature workpiece after the drying process is finished, so that preparation for subsequent processes such as secondary powder spraying, shielding, picking and hanging and the like is well made.

The traditional strong cooling station chamber body mainly adopts a cold air cooling process or a natural cooling process. The principle of the cold air cooling process is that natural air or cold air cooled by an air conditioner is circularly injected into a strong cooling chamber body, and the purpose of cooling a workpiece is achieved through heat exchange between the cold air and a high-temperature workpiece.

The main structure of the traditional forced cooling system comprises a forced cooling chamber body, a circulating air conditioner, an air pipe, an adjustable blowing nozzle and the like. Along with the popularization of the powder spraying process, more and more heavy workpieces are also subjected to the powder spraying coating process. Compared with a paint spraying process, the powder spraying process needs higher drying temperature, and the temperature of the workpiece after drying is higher, so that higher requirements are put forward on a forced cooling process. The traditional forced cooling process has a good cooling effect on small and thin sheet parts, but has a poor cooling effect on heavy and thick iron parts, more energy consumption and longer process time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned not enough that exists among the prior art, and provide an application water smoke for heavy work piece and spray forced cooling system, spray forced cooling and water smoke and combine together, realize the more effective cooling to heavy work piece, process time is shorter, uses energy consumption low for a long time.

The utility model provides a technical scheme that above-mentioned problem adopted is: the utility model provides a coating water smoke sprays forced cooling system for heavy work piece which characterized in that: comprises a preposed air cooling chamber, a water mist spray chamber, a postposed air cooling chamber and an air supply and exhaust system; the preposed air cooling chamber, the water mist spray chamber and the postposed air cooling chamber are connected together in sequence; the air supply and exhaust system is connected with the front air cooling chamber and the rear air cooling chamber; the water spray chamber is internally provided with a soft water pipeline, a compressed air pipeline, a water spray nozzle, a water receiving tray, a water-vapor separation pipe, a nozzle bracket and a drain pipe; the nozzle support is U-shaped and is fixedly arranged in the water mist spraying chamber, the two side plates and the bottom plate of the nozzle support are both provided with water mist nozzles, and the nozzles of the water mist nozzles face the middle of the nozzle support; the soft water pipeline and the compressed air pipeline are connected with the water spray nozzle; the water-steam separation pipe is fixed on the water mist spraying chamber, the inlet of the water-steam separation pipe is positioned in the water mist spraying chamber, and the outlet of the water-steam separation pipe is connected with the air supply and exhaust system; the water receiving tray is fixed in the water mist spraying chamber and is positioned below the inlet of the water-vapor separation pipe; the drain pipe is connected with the water pan.

Leading forced air cooling room in be provided with leading forced air cooling system.

The rear air cooling chamber is provided with a rear air cooling system.

Nozzle carrier be provided with twice, twice nozzle carrier parallel arrangement.

The water-vapor separator is installed at the inlet of the water-vapor separation pipe.

The utility model discloses be fixed with the hanger rail at the top of water smoke spray room, the hanger rail is located nozzle holder's top.

The flexible water pipe on be provided with flexible water pipe solenoid valve, compressed air pipe is provided with the compressed air solenoid valve on the road.

Compared with the prior art, the utility model, have following advantage and effect: the air cooling and the water mist spraying are combined, the problem that heavy workpieces cannot be cooled quickly can be solved, the heavy workpieces are cooled more effectively, the process time is short, and the energy consumption is low after long-term use.

Drawings

Fig. 1 is a schematic diagram of the embodiment of the present invention.

Fig. 2 is a schematic structural view of a water mist spray room according to an embodiment of the present invention.

Fig. 3 is a schematic view of the top view structure inside the water mist spray room according to the embodiment of the present invention.

Detailed Description

The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.

The embodiment of the utility model provides an including leading air-cooled room 1, water smoke shower room 2, rearmounted air-cooled room 3 and send exhaust system 4.

The preposed air cooling chamber 1, the water mist spray chamber 2 and the postposition air cooling chamber 3 are connected together in sequence. The air supply and exhaust system 4 is connected with the front air cooling chamber 1 and the rear air cooling chamber 3 through air pipes.

The front air cooling chamber 1 is internally provided with a front air cooling system 11. The front air cooling chamber 1 is provided with different lengths according to the conditions of workpieces, and aims to preliminarily solidify the fused powder on the surface of the workpiece, avoid damaging the surface quality of a coating by directly meeting water at high temperature, and have the structure which is the same as that of the traditional air cooling forced cooling chamber. The preposed air cooling chamber 1 is provided with two cooling stations so that the surface temperature of the workpiece is reduced to 100 ℃.

The water mist spray chamber 2 is provided with a soft water pipeline 21, a compressed air pipeline 22, a water mist nozzle 23, a water pan 24, a water-vapor separation pipe 25, a nozzle bracket 26, a drain pipe 27 and a hanger rail 29.

The nozzle holder 26 is u-shaped and is fixedly mounted in the spray chamber 2 and has left and right side plates and a bottom plate through which the heavy workpiece is driven by the hoisting mechanism to pass, the upper opening being used for movement of the hoisting mechanism. The two side plates and the bottom plate of the nozzle bracket 26 are both provided with a water mist nozzle 23, and the nozzle of the water mist nozzle 23 faces the middle of the nozzle bracket 26. In this embodiment, set up twice nozzle holder 26, twice nozzle holder 26 sets up in parallel, forms two water smoke and sprays the station, can once carry out water smoke to two heavy work pieces and spray.

The soft water line 21 and the compressed air line 22 are connected to a water mist nozzle 23. A soft water pipeline electromagnetic valve is arranged on the soft water pipeline 21, and a compressed air electromagnetic valve is arranged on the compressed air pipeline 22.

The water-steam separating pipe 25 is fixed on the water-mist spray chamber 2, the inlet of the water-steam separating pipe is positioned in the water-mist spray chamber 2, and the outlet of the water-steam separating pipe is connected with the air supply and exhaust system 4. The inlet of the water-vapor separation pipe 25 is provided with a water-vapor separator 28.

The water pan 24 is fixed in the water mist spray chamber 2 and is positioned below the inlet of the water-steam separation pipe 25. The drain pipe 27 is connected to the drain pan 24.

The hanger rail 29 is fixed to the top of the spray booth 2 above the nozzle support 26 for the lifting mechanism.

The workpiece enters the water mist spraying chamber 2 from the front air cooling chamber 1 through the hoisting mechanism and is brought into the middle of the nozzle bracket 26 by the hoisting mechanism; a soft water pipeline electromagnetic valve and a compressed air electromagnetic valve are opened, soft water and compressed air are input into a water mist nozzle 23 through a soft water pipeline 21 and a compressed air pipeline 22, the water mist nozzle 23 sprays light water mist formed by combining the soft water and the compressed air onto the surface of a workpiece, and the water mist is quickly evaporated on the surface of the workpiece to take away heat, so that the aim of quickly cooling is fulfilled; the water vapor is pumped away by the air feeding and exhausting system 4 through the water vapor separation pipe 25, the water is filtered by the water vapor separator 28, the filtered water falls back to the water receiving tray 24 under the action of gravity, and the filtered water is collected by the water receiving tray 24 and then is discharged to an external drainage ditch through the drainage pipe 27. After the workpiece leaves the water mist spray chamber 2, the soft water pipeline electromagnetic valve and the compressed air electromagnetic valve are closed.

The rear air cooling chamber 3 is provided with a rear air cooling system 31. The work piece passes through hoisting machine to construct from water smoke shower 2 entering rearmounted air-cooled room 3, rearmounted air-cooled room 3 is used for further cooling the work piece and sweeps work piece surface and remains liquid, and its structure is as good as with traditional air-cooled room.

The following is simulation comparison data for a 15T workpiece in a certain project under the traditional air cooling condition and the water cooling spraying condition.

In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above description is only an example of the structure of the present invention. All the equivalent changes or simple changes made according to the structure, characteristics and principle of the utility model are included in the protection scope of the utility model.

Claims

1. The utility model provides a coating water smoke sprays forced cooling system for heavy work piece which characterized in that: comprises a preposed air cooling chamber, a water mist spray chamber, a postposed air cooling chamber and an air supply and exhaust system; the preposed air cooling chamber, the water mist spray chamber and the postposed air cooling chamber are connected together in sequence; the air supply and exhaust system is connected with the front air cooling chamber and the rear air cooling chamber; the water spray chamber is internally provided with a soft water pipeline, a compressed air pipeline, a water spray nozzle, a water receiving tray, a water-vapor separation pipe, a nozzle bracket and a drain pipe; the nozzle support is U-shaped and is fixedly arranged in the water mist spraying chamber, the two side plates and the bottom plate of the nozzle support are both provided with water mist nozzles, and the nozzles of the water mist nozzles face the middle of the nozzle support; the soft water pipeline and the compressed air pipeline are connected with the water spray nozzle; the water-steam separation pipe is fixed on the water mist spraying chamber, the inlet of the water-steam separation pipe is positioned in the water mist spraying chamber, and the outlet of the water-steam separation pipe is connected with the air supply and exhaust system; the water receiving tray is fixed in the water mist spraying chamber and is positioned below the inlet of the water-vapor separation pipe; the drain pipe is connected with the water pan.

2. The water mist spray forced cooling system for heavy workpieces as recited in claim 1, wherein: the front air cooling chamber is internally provided with a front air cooling system.

3. The water mist spray forced cooling system for heavy workpieces as recited in claim 1, wherein: the rear air cooling chamber is internally provided with a rear air cooling system.

4. The water mist spray forced cooling system for heavy workpieces as claimed in claim 1, characterized in that: the nozzle support be provided with twice, twice nozzle support parallel arrangement.

5. The water mist spray forced cooling system for heavy workpieces as claimed in claim 1, characterized in that: and a water-vapor separator is arranged at the inlet of the water-vapor separation pipe.

6. The water mist spray forced cooling system for heavy workpieces as claimed in claim 1, characterized in that: and a hanging rail is fixed at the top of the water mist spray chamber and is positioned above the nozzle bracket.

7. The water mist spray forced cooling system for heavy workpieces as claimed in claim 1, characterized in that: the water hose is provided with a water hose electromagnetic valve, and the compressed air hose is provided with a compressed air electromagnetic valve.