CN210645687U

CN210645687U - Ventilation system is handled to welding smoke and dust

Info

Publication number: CN210645687U
Application number: CN201921082810.0U
Authority: CN
Inventors: 杨雨昕
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-06-02
Anticipated expiration: 2029-07-11

Abstract

The utility model relates to a workshop harmful gas handles ventilation equipment technical field, especially relates to a ventilation system is handled to welding smoke and dust, including air supply arrangement and updraft ventilator, air supply arrangement includes first fan module, atomizing module, goes out the fog mouth, it sets up on first fan module to go out the fog mouth, the atomizing module passes through the pipeline and links to each other with a fog mouth, air supply arrangement and updraft ventilator set up respectively on the two-sided wall that is parallel to each other in the welding shop and correspond each other. During operation, the atomizing module produces a large amount of water smoke particles that the particle diameter is 1 ~ 5um, discharges from the fog outlet, in the air of rapid diffusion in welding shop under the effect of fan, adsorbs the welding smoke and dust, later discharges outdoors under updraft ventilator's effect. The utility model has the advantages of welding smoke and dust treatment effeciency is high, the modularized design, simple structure, maintenance is convenient, environmental protection facilitate promotion, in addition the utility model discloses can also accelerate the circulation of air, reduce the indoor temperature.

Description

Ventilation system is handled to welding smoke and dust

Technical Field

The utility model relates to a workshop harmful gas handles ventilation equipment technical field, especially relates to a ventilation system is handled to welding smoke and dust.

Background

With the development of Chinese economy, the market demands for metal components and mechanical products are vigorous, which promotes a large number of metal and mechanical processing enterprises, so that the application of welding technology is more and more extensive.

In the welding process, the high temperature action of the welding arc enables the welding material and the metal elements of the base metal to be evaporated, and steam generated by metal melting is rapidly oxidized and condensed in the air and is changed into solid particles with different sizes; some harmful gases such as CO2, NO2, NO3, etc. are also generated. Welding fumes are a mixture of harmful gases and metal oxide dust, wherein particles with a diameter of less than 0.1um are called fumes and particles with a diameter of 0.1um to 10um are called dust, which float in the air of the working environment in the form of aerosols. Working in such an environment for a long time, the physical health of workers is seriously threatened.

At present, most of machining enterprises in China mainly ventilate welding workshops by fans, and the treatment efficiency of welding fume is low and the environment is polluted. Welding shops of some enterprises may be provided with professional harmful gas treatment devices, but the manufacturing cost is high, the equipment is complex, and even the workshops may need to be greatly modified, so that the popularization is not facilitated.

Therefore, a ventilation device with high treatment efficiency of welding fume, simple structure and low cost is needed in the market.

Disclosure of Invention

For solving the deficiencies existing in the prior art, the utility model provides a ventilation system is handled to welding smoke and dust.

The technical scheme of the utility model is that:

the utility model relates to a welding fume treatment ventilation system, including air supply arrangement and updraft ventilator, air supply arrangement and updraft ventilator set up on the two-sided wall that the welding shop is parallel to each other respectively and correspond to each other, because the welding fume of welding shop is mainly distributed in the high region of 2-4 meters, therefore for the performance of maximum efficiency the utility model discloses the efficiency, air supply arrangement and updraft ventilator set up in the high region of 2-4 m apart from ground respectively and all run through the wall and outdoor UNICOM; the air supply device comprises a first fan module, an atomization module and a fog outlet, wherein the fog outlet is arranged on the first fan module, and the atomization module is connected with the fog outlet through a pipeline; the air draft device comprises a second fan module and a filter screen, the filter screen is arranged on the back face of the second fan module, and the filter screen is detachably connected with the second fan module through a magic tape.

Further, the fan module includes power shaft, bearing, fixed bolster, flabellum, follows driving wheel, motor module, the power shaft passes the bearing, the bearing sets up and puts at the fixed bolster central point, power shaft one end is provided with the flabellum other end and is provided with from the driving wheel, motor module sets up on the fixed bolster, motor module pass through driving belt with link to each other from the driving wheel, the fixed bolster openly and the back all are provided with the screen panel.

Further, the motor module includes motor support, motor, action wheel, the motor sets up on the motor support, the action wheel sets up on the output shaft of motor, the action wheel pass through driving belt with link to each other from the driving wheel, the motor support with the fixed bolster passes through the bolt and can dismantle the connection.

Furthermore, the fog outlets are arranged on the back of the fixed support, the openings of the fog outlets face the front of the fixed support, and the fog outlets are uniformly distributed on a circle with the power shaft as the circle center.

Further, the atomizing module includes atomizing case, PLC control module, ultrasonic atomization ware module, the atomizing roof portion is provided with into the fog mouth, advance the fog mouth through the pipeline with it links to each other to go out the fog mouth, the atomizing case lateral wall is provided with the water inlet, the water inlet links to each other with the solenoid valve, the solenoid valve links to each other with water pipe, the inside level sensor that is provided with of atomizing case, level sensor with PLC control module links to each other, PLC control module links to each other with the solenoid valve, ultrasonic atomization ware module sets up atomizing bottom of the case portion, ultrasonic atomization ware module with the connection can be dismantled to the atomizing case.

Further, the ultrasonic atomizer module and the atomization box are detachably connected through a connecting mechanism, and the connecting mechanism is of a threaded structure.

Further, the bottom of the atomization box is provided with an opening, the edge of the opening is provided with a downward surrounding wall, and threads are arranged on the outer side of the surrounding wall.

Further, the ultrasonic atomizer module includes atomizer shell, ultrasonic atomizer, O type sealing washer, the atomizer shell sets up to cylindric, atomizer shell top is provided with the opening, atomizer shell leg inboard is provided with the screw thread, O type sealing washer sets up in atomizer shell bottom, the ultrasonic atomizer sets up in atomizer shell bottom.

Further, the model of the ultrasonic atomizer is: 6VV 27N; the liquid level sensor is characterized in that the types of the liquid level sensor are as follows: CB 9080L; the electromagnetic valve is characterized in that the electromagnetic valve is of the following types: ZCT 06.

The utility model discloses the beneficial effect who reaches does:

welding smoke and dust treatment efficiency is high, the utility model discloses can be through the water mist particle that ultrasonic atomization ware becomes the granule particle diameter and is 1 ~ 5 microns, discharge from the fog outlet, rely on the powerful wind-force of fan to diffuse rapidly in the welding shop. Because the water mist particles have large specific surface area and large surface energy, the welding smoke dust in the air can be effectively adsorbed, and meanwhile, the welding smoke dust can be quickly discharged outdoors through the air draft device. Therefore, the welding fume in the welding workshop is efficiently and quickly cleaned, the circulation speed of air in the workshop is also increased, the air is fresher, the temperature in the workshop is reduced, and the health of workers is favorably ensured. Meanwhile, the air draft device is provided with the filter screen, so that the welding smoke dust is effectively prevented from polluting the air around the workshop.

The utility model discloses a modular design thinking, everywhere is thought about for the user, divide into a plurality of modules with equipment, and the user can be according to the size of welding shop, the concentration of welding smoke and dust is free selects suitable motor, ultrasonic atomization ware etc. has so not only made things convenient for the customer, and the facilitate promotion can also alleviate follow-up plant maintenance's trouble.

When the water level in the atomization box is too low, the atomization box can be filled with the water automatically, and labor is saved. Simultaneously the utility model discloses still have the advantage that the simple cost of equipment is low.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural view of the air supply device of the present invention.

Fig. 3 is a schematic view of the fan structure of the present invention.

Fig. 4 is the structure schematic diagram of the air draft device of the utility model.

Fig. 5 is a schematic structural diagram of the atomization module of the present invention.

Wherein, 1, fixing the bracket; 2. a motor; 3. a motor bracket; 4. a driving wheel; 5. a fan blade; 6. a power shaft; 7. a bearing; 8. a driven wheel; 9. a drive belt; 10. a mesh enclosure; 11. a mist outlet; 12. a filter screen; 13. an atomization box; 14. a PLC control module; 15. a mist inlet; 16. a water inlet; 17. an electromagnetic valve; 18. a liquid level sensor; 19. a surrounding wall; 20. an atomizer housing; 21. an ultrasonic atomizer; 22. an O-shaped sealing ring.

Detailed Description

To facilitate understanding of the present invention for those skilled in the art, embodiments of the present invention will be described below with reference to the accompanying drawings.

As shown in fig. 1-5, the utility model relates to a ventilation system is handled to welding smoke and dust, including air supply arrangement and updraft ventilator, air supply arrangement includes first fan module, atomizing module, play fog mouth 11, it sets up to go out fog mouth 11 the fixed bolster 1 back just the opening of going out fog mouth 11 is positive towards fixed bolster 1, the even distribution of play fog mouth 11 is on the circle that uses power shaft 6 as the centre of a circle, the atomizing module pass through the pipeline with it links to each other to go out fog mouth 11. Updraft ventilator includes second fan module and filter screen 12, filter screen 12 sets up at the second fan module back, filter screen 12 with second fan module passes through the magic and pastes the connection of dismantling, and consequently the user can be very convenient maintains filter screen 12. Air supply arrangement and updraft ventilator set up respectively on the two sides wall that is parallel to each other in the welding shop and correspond each other, because the welding smoke and dust of welding shop mainly distributes in the high region of 2 ~ 4 meters, consequently for maximum efficiency's performance the utility model discloses an efficiency, air supply arrangement and updraft ventilator set up at the high region apart from ground 2 ~ 4m and all run through wall and outdoor UNICOM. When the utility model discloses the during operation, atomizing module produces water smoke, discharges through a fog mouth 11, and in the air is filled fast under the effect of first fan module, adsorbs the welding dust in the air, and rethread updraft ventilator discharges fast.

The fan module comprises a power shaft 6, a bearing 7, a fixed support 1, fan blades 5, a driven wheel 8 and a motor module, the power shaft 6 penetrates through the bearing 7 which is arranged at the central position of the fixed bracket 1, one end of the power shaft 6 is provided with a fan blade 5, the other end is provided with a driven wheel 8, the motor module is arranged on the fixed bracket 1, the motor module is detachably connected with the fixed support 1 through bolts, the motor module comprises a motor support 3, a motor 2 and a driving wheel 4, the motor 2 is arranged on the motor bracket 3, the driving wheel 4 is arranged on an output shaft of the motor 2, the driving wheel is connected with the driven wheel 8 through a transmission belt 9, the front and the back of the fixed support 1 are both provided with a mesh enclosure 10, because the utility model discloses a modular design, the user can be according to the motor 2 of the free change different powers of actual demand.

The atomization module comprises an atomization box 13, a PLC control module 14 and an ultrasonic atomizer module, wherein a fog inlet 15 is arranged at the top of the atomization box 13, the fog inlet 15 is connected with a fog outlet 11 through a pipeline, a water inlet 16 is arranged on the side wall of the atomization box 13, the water inlet 16 is connected with an electromagnetic valve 17, the electromagnetic valve 17 is connected with a tap water pipe, a liquid level sensor 18 is arranged at the inner 13 part of the atomization box, the liquid level sensor 18 is connected with the PLC control module 14, the PLC control module 14 is connected with the electromagnetic valve 17, the ultrasonic atomizer module is arranged at the bottom of the atomization box 13, the ultrasonic atomizer module is detachably connected with the atomization box 13 through a connecting mechanism, the connecting mechanism is in a threaded structure, an opening is arranged at the bottom of the atomization box 13, a downward surrounding wall 19 is arranged at the edge of the opening, and threads are arranged at the outer side of the surrounding wall 19, the ultrasonic atomizer module comprises an atomizer shell 20, an ultrasonic atomizer 21 and an O-shaped sealing ring 22, wherein the atomizer shell 20 is arranged to be cylindrical, the top of the atomizer shell 20 is provided with an opening, the inner side of the surrounding wall of the atomizer shell 20 is provided with threads, the O-shaped sealing ring 22 is arranged at the bottom of the atomizer shell 20, and the ultrasonic atomizer 21 is arranged at the bottom of the atomizer shell 20.

The ultrasonic atomizer 21 has the following types: 6VV 27N; the liquid level sensor 18 has the following types: CB 9080L; the type of the electromagnetic valve 17 is as follows: ZCT 06.

When the ultrasonic atomizer 21 works, water in the atomizing box 13 is atomized into water mist particles with the particle size of 1-5 microns, under the action of pressure, water mist enters from the mist inlet 15 and is discharged from the mist outlet 11 through the pipeline, and then rapidly spreads into a welding workshop by virtue of strong wind power generated by the rotation of the fan blades 5, because the water mist particles have large specific surface area and large surface energy, so that the welding fume in the air can be effectively adsorbed, and can be quickly discharged to the outdoor through the air draft device, therefore, the welding fume in the welding workshop is efficiently and quickly cleaned, the air circulation speed in the workshop is improved, the air is fresher, the temperature in the workshop is reduced, the health of workers is favorably ensured, meanwhile, the air draft device is provided with the filter screen 12, so that the welding smoke dust is effectively prevented from polluting the air around the workshop.

Be provided with level sensor 18 in the atomizer box 13, when the water level in the atomizer box constantly reduces and is less than the alarm value, the PLC control module 14 that links to each other with level sensor 18 will perceive, later PLC control module 14 can control solenoid valve 17 and open, makes rivers among the water pipe flow into atomizer box 13, and when atomizer box 13 filled up the back, PLC control module 14 will control solenoid valve 17 and close, has just so realized automatic adding water, has saved the manpower.

The above-mentioned embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a ventilation system is handled to welding fume which characterized in that: the welding workshop air supply device comprises an air supply device and an air exhaust device, wherein the air supply device and the air exhaust device are respectively arranged on two parallel walls of a welding workshop and correspond to each other, and are respectively arranged in a height area 2-4 m away from the ground and penetrate through the walls to be communicated with the outside; the air supply device comprises a first fan module, an atomization module and a fog outlet, wherein the fog outlet is arranged on the first fan module, and the atomization module is connected with the fog outlet through a pipeline; the air draft device comprises a second fan module and a filter screen, the filter screen is arranged on the back face of the second fan module, and the filter screen is detachably connected with the second fan module through a magic tape.

2. The welding fume processing ventilation system of claim 1, wherein: the fan module comprises a power shaft, a bearing, a fixed support, a fan blade, a driven wheel and a motor module, wherein the power shaft penetrates through the bearing, the bearing is arranged at the center of the fixed support, one end of the power shaft is provided with the other end of the fan blade, the driven wheel is arranged at the other end of the power shaft, the motor module is arranged on the fixed support, the motor module is connected with the driven wheel through a transmission belt, and the front side and the back side of the fixed support are both provided with a mesh enclosure.

3. The welding fume processing ventilation system of claim 2, wherein: the motor module comprises a motor support, a motor and a driving wheel, the motor is arranged on the motor support, the driving wheel is arranged on an output shaft of the motor, the driving wheel is connected with the driven wheel through a transmission belt, and the motor support is detachably connected with the fixed support through a bolt.

4. The welding fume processing ventilation system of claim 2, wherein: the fog outlets are arranged on the back of the fixed support, the openings of the fog outlets face the front of the fixed support, and the fog outlets are uniformly distributed on a circle with the power shaft as the circle center.

5. The welding fume processing ventilation system of claim 1, wherein: the atomizing module includes atomizing case, PLC control module, ultrasonic atomization ware module, the atomizing roof portion is provided with into fog mouthful, advance fog mouthful through the pipeline with it links to each other to go out the fog mouth, the atomizing case lateral wall is provided with the water inlet, the water inlet links to each other with the solenoid valve, the solenoid valve links to each other with water pipe, the inside level sensor that is provided with of atomizing incasement, level sensor with PLC control module links to each other, PLC control module links to each other with the solenoid valve, ultrasonic atomization ware module sets up atomizing bottom of the case portion, ultrasonic atomization ware module with the connection can be dismantled to the atomizing case.

6. The welding fume processing ventilation system of claim 5, wherein: the ultrasonic atomizer module and the atomization box are detachably connected through a connecting mechanism, and the connecting mechanism is of a threaded structure.

7. The welding fume processing ventilation system of claim 6, wherein: the atomizing bottom of the case portion is provided with the opening, the opening edge is provided with decurrent leg, the leg outside is provided with the screw thread.

8. The welding fume processing ventilation system of claim 6, wherein: the ultrasonic atomizer module comprises an atomizer shell, an ultrasonic atomizer and an O-shaped sealing ring, wherein the atomizer shell is arranged to be cylindrical, an opening is formed in the top of the atomizer shell, threads are arranged on the inner side of a surrounding wall of the atomizer shell, the O-shaped sealing ring is arranged at the bottom of the atomizer shell, and the ultrasonic atomizer is arranged at the bottom of the atomizer shell.