CN217119690U

CN217119690U - Ventilation system of spray paint drying room

Info

Publication number: CN217119690U
Application number: CN202123002425.0U
Authority: CN
Inventors: 李江锋; 朱文峰; 李伟; 刘峰; 宋惠明; 杨合林
Original assignee: CCCC First Harbor Engineering Co Ltd; No 1 Engineering Co Ltd of CCCC First Harbor Engineering Co Ltd
Current assignee: CCCC First Harbor Engineering Co Ltd; No 1 Engineering Co Ltd of CCCC First Harbor Engineering Co Ltd
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-08-05
Anticipated expiration: 2031-12-02

Abstract

The utility model relates to a stoving room ventilation system sprays paint, including the stoving room body and the heating air furnace of setting in the stoving room external side, the hot-blast end of giving vent to anger of heating air furnace even has blast pipe one, and the lateral wall that the other end of blast pipe one passed the stoving room body stretches into the internal bottom in stoving room and ann has blast pipe two, and blast pipe two is serpentine and lays the internal bottom in stoving room, and the pipeline surface equipartition of blast pipe two is equipped with the bleeder vent, at the internal ventilation equipartition subassembly that is equipped with in stoving room. The utility model discloses a setting has the circulation and removes the ventilation equipartition subassembly that goes out the tuber plate and fix the tuber plate to and be the blast pipe two that snakelike structure laid, compensatied the inhomogeneous and shortcoming that there is the dead angle of ventilation of the amount of wind, guaranteed the drying efficiency that sprays paint, through setting up the purification subassembly of ann having activated carbon layer, filtering cotton layer and drying layer, realized the coating cloud in the trapped gas, purified gas has satisfied emission standard.

Description

Ventilation system of spray paint drying room

Technical Field

The utility model relates to a ventilation technology field especially relates to a stoving room ventilation system sprays paint.

Background

The paint spraying and drying room is used for workpiece coating operation, and adopts the modes of up air supply and down air exhaust to make the air in the operation space flow so as to attain the goal of raising temp., removing paint mist and absorbing organic waste gas (VOCs), etc.. However, the ventilation system for the existing paint spraying drying room generally has the defects of uneven air volume and dead ventilation angle, the paint spraying drying efficiency is directly influenced, the discharged air cannot intercept paint mist, and the direct discharge cannot meet the discharge standard.

Disclosure of Invention

The utility model aims at solving the defects of the prior art and provides a ventilation system of a paint spraying drying room.

The utility model discloses a realize above-mentioned purpose, adopt following technical scheme:

a ventilation system of a paint spraying drying room comprises a drying room body and a heating air furnace arranged on the outer side of the drying room body, wherein a first air supply pipe is connected to a hot air outlet end of the heating air furnace, the other end of the first air supply pipe penetrates through the side wall of the drying room body and extends into the bottom in the drying room body and is provided with a second air supply pipe, the second air supply pipe is laid at the bottom in the drying room body in a serpentine structure, air holes are uniformly distributed on the surface of a pipeline of the second air supply pipe, a uniform ventilation distribution assembly is arranged in the drying room body and is arranged above the second air supply pipe, an exhaust pipe is arranged at the upper part in the drying room body, a connecting frame is arranged between the exhaust pipe and the top end of the drying room body, a plurality of exhaust nozzles are arranged on the lower surface of the exhaust pipe, a first connecting pipe which is communicated is vertically arranged on the exhaust pipe, an air suction pump is arranged on the top end of the first connecting pipe, and is connected with the air suction pump and is arranged on the outer side of the top end of the drying room body, the top of aspirator pump is equipped with the purification subassembly, and it has the support frame to purify between the bottom of subassembly and the stoving room body, even has connecting pipe two between aspirator pump and the purification subassembly, and the top of purification subassembly is equipped with the exhaust fill, and it has the blast pipe to purify between the fill of exhaust and the purification subassembly, is equipped with electric heating pipe between the inner wall of the stoving room body and the outer wall.

The second connecting pipe is arranged in a structure with a wide upper part and a narrow lower part.

The ventilation uniform distribution assembly comprises a fixed air outlet plate horizontally and fixedly connected in a drying room body, a vertically through hole I is uniformly formed in the fixed air outlet plate, a reciprocating moving frame is arranged below the fixed air outlet plate, a pair of toothed plates which are arranged in the reciprocating moving frame in an up-down corresponding mode are arranged in the reciprocating moving frame, an incomplete gear is arranged in the reciprocating moving frame, the incomplete gear is not meshed with the upper toothed plate and the lower toothed plate simultaneously, a rotating shaft is coaxially and fixedly connected onto the incomplete gear, one end of the rotating shaft is rotatably arranged on the inner side wall of the drying room body, the other end of the rotating shaft penetrates through the side wall of the drying room body in a rotating mode and is coaxially connected with a motor, the motor is arranged on the outer wall of the drying room body, circulating moving air outlet plates which are parallel to the fixed air outlet plate are arranged at two ends of the reciprocating moving frame, a telescopic rod is connected to one end, far away from the reciprocating moving frame, of the circulating moving air outlet plate, and is arranged on the inner side wall of the drying room body, and the circularly moving air outlet plate is uniformly provided with a second perforated hole which is communicated up and down.

The first openings on the fixed air outlet plate are uniformly arranged at intervals.

And the second openings on the circularly moving air outlet plate are uniformly arranged at intervals.

The purification assembly comprises a purification box, wherein a gas uniform distribution net is arranged at the bottom in the purification box, the top end of a second connecting pipe is inserted into the bottom in the purification box and is positioned below the gas uniform distribution net, the top end of an exhaust pipe is inserted into the inside of the purification box and is communicated with the inside of the purification box, an activated carbon layer, a filter cotton layer and a drying layer are sequentially arranged in the purification box from top to bottom, and the drying layer is positioned on the upper surface of the gas uniform distribution net.

The drying layer is a honeycomb structure formed by drying agents.

The utility model has the advantages that: the utility model discloses a setting has the circulation and removes the ventilation equipartition subassembly that goes out the tuber plate and fix the tuber plate to and be the blast pipe two that snakelike structure laid, compensatied the inhomogeneous and shortcoming that there is the dead angle of ventilation of the amount of wind, guaranteed the drying efficiency that sprays paint, through setting up the purification subassembly of ann having activated carbon layer, filtering cotton layer and drying layer, realized the coating cloud in the trapped gas, purified gas has satisfied emission standard.

Drawings

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

FIG. 2 is a schematic structural view of a second air supply pipe of the present invention;

in the figure: 1-heating an air furnace; 2-a first blast pipe; 3, drying the house body; 4-an electric heating tube; 5-a second air supply pipe; 6-circularly moving the air outlet plate; 7-reciprocating the frame; 8-incomplete gear; 9-a rotating shaft; 10-toothed plate; 11-fixing an air outlet plate; 12-a telescopic rod; 13-a vent nozzle; 14-an exhaust duct; 15-connecting the pipe I; 16-a getter pump; 17-a support frame; 18-connecting pipe II; 19-a purification box; 20-an exhaust pipe; 21-an exhaust hopper; 22-an activated carbon layer; 23-a layer of filter cotton; 24-a dry layer; 25-a gas uniform distribution net; 26-a connecting frame;

the following detailed description will be made with reference to the accompanying drawings in conjunction with embodiments of the present invention.

Detailed Description

The invention will be further explained with reference to the following figures and examples:

as shown in the figure, the ventilation system of the spray painting drying room comprises a heating air furnace 1, a first air supply pipe 2, a drying room body 3, an electric heating pipe 4, a second air supply pipe 5, a ventilation uniform distribution assembly, an air exhaust nozzle 13, an exhaust pipe 14, a first connecting pipe 15, an air suction pump 16, a supporting frame 17, a second connecting pipe 18, a purification assembly, an exhaust pipe 20, an exhaust hopper 21 and a connecting frame 26.

The hot air outlet end of the heating air furnace 1 is connected with a first air supply pipe 2, the other end of the first air supply pipe 2 penetrates through the side wall of the drying room body 3 and extends into the bottom in the drying room body 3 and is provided with a second air supply pipe 5, the second air supply pipe 5 is laid at the bottom in the drying room body 3 in a serpentine structure, air holes are uniformly distributed on the surface of a pipeline of the second air supply pipe 5, a ventilation uniform distribution component is arranged in the drying room body 3 to make up the defects of uneven air quantity and dead angles of ventilation, the paint spraying and drying efficiency is ensured, the ventilation uniform distribution component is arranged above the second air supply pipe 5, an exhaust pipe 14 is arranged at the upper part in the drying room body 3, a connecting frame 26 is arranged between the exhaust pipe 14 and the top end of the drying room body 3, the lower surface of the exhaust pipe 14 is provided with a plurality of exhaust nozzles 13, a first connecting pipe 15 communicated with each other is vertically arranged on the exhaust pipe 14, the top end of the first connecting pipe 15 penetrates through the top end of the drying room body 3 and is connected with an air suction pump 16, aspirator pump 16 installs in the top outside of the stoving room body 3, aspirator pump 16's top is equipped with the purification subassembly, hold back the coating cloud and satisfied emission standard after purifying, the bottom of purification subassembly and the stoving room body 3 between ann have support frame 17, it has two 18 connecting pipes to link between aspirator pump 16 and the purification subassembly, two 18 connecting pipes are the structure setting of narrow down in the width, the top of purification subassembly is equipped with exhaust fill 21, exhaust fill 21 and purification subassembly between ann have blast pipe 20, be equipped with electric heating pipe 4 between the inner wall of the stoving room body 3 and the outer wall.

The ventilation uniform distribution assembly comprises a fixed air outlet plate 11 horizontally and fixedly connected in the drying room body 3, a first perforated hole which is communicated up and down is uniformly distributed on the fixed air outlet plate 11, the first perforated hole on the fixed air outlet plate 11 is uniformly arranged at intervals, a reciprocating moving frame 7 is arranged below the fixed air outlet plate 11, a pair of toothed plates 10 which are correspondingly arranged up and down are arranged in the reciprocating moving frame 7, an incomplete gear 8 is arranged in the reciprocating moving frame 7, the incomplete gear 8 is not meshed with the upper toothed plate 10 and the lower toothed plate 10 at the same time, a rotating shaft 9 is coaxially and fixedly connected on the incomplete gear 8, one end of the rotating shaft 9 is rotatably arranged on the inner side wall of the drying room body 3, the other end of the rotating shaft 9 rotatably penetrates through the side wall of the drying room body 3 and is coaxially connected with a motor, the motor is arranged on the outer wall of the drying room body 3, and circulating moving air outlet plates 6 which are parallel to the fixed air outlet plate 11 are arranged at both ends of the reciprocating moving frame 7, even there is telescopic link 12 in the one end of keeping away from reciprocating motion frame 7 on circulating movement goes out aerofoil 6, telescopic link 12 is installed on the inside wall of the stoving room body 3, the equipartition is equipped with trompil two that link up from top to bottom on the circulating movement goes out aerofoil 6, the trompil two on the circulating movement goes out aerofoil 6 is even interval setting, during the use, starter motor, motor drive pivot 9 rotates, pivot 9 drives incomplete gear 8 and drives reciprocating movement frame 7 reciprocating movement through pinion rack 10, reciprocating movement frame 7 cooperation telescopic link 12 drives reciprocating movement about the circulating movement goes out aerofoil 6, make relative motion take place for trompil two and the position of trompil one, and then do benefit to by the even distribution of hot-air of heating air furnace 1 exhaust to the stoving room body 3 in, the shortcoming that the amount of wind is inhomogeneous and there is the dead angle in the ventilation has been remedied, the stoving efficiency that sprays paint has been guaranteed.

The purification component comprises a purification box 19, a gas uniform distribution net 25 is arranged at the bottom in the purification box 19, the top end of a second connecting pipe 18 is inserted into the bottom in the purification box 19 and is positioned below the gas uniform distribution net 25, the top end of an exhaust pipe 20 is inserted into the purification box 19 and is communicated with the inside of the purification box 19, an activated carbon layer 22, a filtering cotton layer 23 and a drying layer 24 are sequentially arranged in the purification box 19 from top to bottom, the drying layer 24 is positioned on the upper surface of the gas uniform distribution net 25, the drying layer 24 is of a honeycomb structure formed by drying agents, dried gas containing paint mist is sucked into the second connecting pipe 18 through an air suction pump 16, then the dried gas passes through the drying layer 24 and the filtering cotton layer 23 through the gas uniform distribution net 25 to intercept the paint mist, the paint mist is adsorbed and purified through the activated carbon layer 22 to meet the emission standard, and then the exhaust pipe 20 and the exhaust hopper 21 are exhausted.

When the device is used, a workpiece after paint spraying is arranged in a paint spraying drying room, a motor in the ventilation uniform distribution assembly is started, the motor drives a rotating shaft 9 to rotate, the rotating shaft 9 drives an incomplete gear 8 to drive a reciprocating frame 7 to reciprocate through a toothed plate 10, the reciprocating frame 7 is matched with a telescopic rod 12 to drive a circulating moving air outlet plate 6 to reciprocate left and right, so that the relative position of an opening two and the opening one moves relatively, an air suction pump 16 in a purification assembly is started at the same time, hot air exhausted by the heating air furnace 1 is exhausted through an air supply pipe 2 and air holes in an air supply pipe two 5 laid in a snake-shaped structure, the exhausted hot air is uniformly distributed in a drying room body 3 under the action of the ventilation uniform distribution assembly, the defects of non-uniform air quantity and dead angles of ventilation are overcome, the paint spraying drying efficiency is ensured, air containing paint mist after drying is sucked into the opening two 18 through a connecting pipe of the air suction pump 16, then the paint mist is intercepted by the air uniform distribution net 25 which sequentially passes through the drying layer 24 and the filtering cotton layer 23, and then the paint mist is adsorbed and purified by the active carbon layer 22 to meet the emission standard and is discharged by the exhaust pipe 20 and the exhaust hopper 21.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.

Claims

1. A ventilation system of a spray painting drying room comprises a drying room body (3) and a heating air furnace (1) arranged on the outer side of the drying room body (3), and is characterized in that a first air supply pipe (2) is connected to a hot air outlet end of the heating air furnace (1), the other end of the first air supply pipe (2) penetrates through the side wall of the drying room body (3) and extends into the bottom in the drying room body (3) and is provided with a second air supply pipe (5), the second air supply pipe (5) is laid on the bottom in the drying room body (3) in a snake-shaped structure, air holes are uniformly distributed on the surface of a pipeline of the second air supply pipe (5), a ventilation uniform distribution component is arranged in the drying room body (3), the ventilation uniform distribution component is arranged above the second air supply pipe (5), an exhaust pipe (14) is arranged on the upper portion in the drying room body (3), a connecting frame (26) is arranged between the exhaust pipe (14) and the top end of the drying room body (3), and a plurality of exhaust nozzles (13) are arranged on the lower surface of the exhaust pipe (14), the vertical connecting pipe (15) that are linked together of ann has on exhaust pipe (14), the top of the drying room body (3) is worn out on the top of connecting pipe (15) and is linked with aspirator pump (16), the top outside at the drying room body (3) is installed in aspirator pump (16), the top of aspirator pump (16) is equipped with the purification subassembly, it has support frame (17) to ann between the bottom of purification subassembly and the drying room body (3), it has connecting pipe two (18) to link between aspirator pump (16) and the purification subassembly, the top of purification subassembly is equipped with exhaust fill (21), it has blast pipe (20) to ann between exhaust fill (21) and the purification subassembly, be equipped with electric heating pipe (4) between the inner wall of the drying room body (3) and the outer wall.

2. The paint spraying drying room ventilating system as set forth in claim 1, wherein the second connecting pipe (18) is arranged in a structure with a wide top and a narrow bottom.

3. The ventilation system of the paint spraying drying room according to claim 1, wherein the ventilation uniform distribution assembly comprises a fixed air outlet plate (11) horizontally and fixedly connected in the drying room body (3), a first through hole is uniformly distributed on the fixed air outlet plate (11), a reciprocating moving frame (7) is arranged below the fixed air outlet plate (11), a pair of toothed plates (10) which are correspondingly arranged up and down are arranged in the reciprocating moving frame (7), an incomplete gear (8) is arranged in the reciprocating moving frame (7), the incomplete gear (8) is not meshed with the upper toothed plate and the lower toothed plate (10) at the same time, a rotating shaft (9) is coaxially and fixedly connected on the incomplete gear (8), one end of the rotating shaft (9) is rotatably arranged on the inner side wall of the drying room body (3), the other end of the rotating shaft (9) is rotatably penetrated out of the side wall of the drying room body (3) and is coaxially connected with a motor, the motor is installed on the outer wall of the stoving room body (3), and the both ends of reciprocating motion frame (7) all ann have with fixed play tuber plate (11) parallel cyclic movement play tuber plate (6), and the one end of keeping away from reciprocating motion frame (7) on cyclic movement play tuber plate (6) even has telescopic link (12), and telescopic link (12) are installed on the inside wall of the stoving room body (3), and the equipartition is equipped with trompil two that link up from top to bottom on the cyclic movement play tuber plate (6).

4. A paint drying room ventilation system according to claim 3, wherein the openings of the fixed air outlet plate (11) are uniformly spaced.

5. The ventilation system for paint spraying drying room as claimed in claim 3, wherein the second openings of the circular moving air outlet plate (6) are uniformly spaced.

6. The ventilation system of the spray painting drying room according to claim 1, wherein the purification assembly comprises a purification box (19), an air uniform distribution net (25) is arranged at the bottom inside the purification box (19), the top end of the second connecting pipe (18) is inserted into the bottom inside the purification box (19) and is positioned below the air uniform distribution net (25), the top end of the exhaust pipe (20) inserted into the purification box (19) is communicated with the inside of the purification box (19), an activated carbon layer (22), a filter cotton layer (23) and a drying layer (24) are sequentially arranged inside the purification box (19) from top to bottom, and the drying layer (24) is positioned on the upper surface of the air uniform distribution net (25).

7. The paint drying booth ventilation system of claim 6, wherein the drying layer (24) is a honeycomb structure formed of a desiccant.