Steel structure welding fume treatment equipment

Abstract

The utility model discloses steel structure welding smoke dust treatment equipment which comprises a treatment box, the top surface of the treatment box is communicated with a smoke dust absorption pipe, and one end, far away from the treatment box, of the smoke dust absorption pipe is communicated with a main smoke dust cover; according to the utility model, the water inlet pipe group, the spraying pipe, the air exhaust fan, the air filter cylinder, the air exhaust pipe, the atomizing nozzle and the activated carbon filter screen are adopted, and the air exhaust fan is started to promote the air exhaust pipe to exhaust air in the treatment box, so that a negative pressure state is formed in the treatment box; the smoke dust absorption pipe, the main smoke dust cover and the auxiliary smoke dust cover form a structure capable of absorbing welding smoke dust, particulate matters in the smoke dust are subjected to dust falling treatment under the spraying action of the atomizing nozzles on the opposite surfaces of the two spraying pipes, and smoke in the smoke dust penetrates through an activated carbon filter screen in the filter air duct and is guided into external gas purification equipment. Compared with existing smoke dust treatment equipment, smoke dust treatment is met, and meanwhile smoke containing manganese compounds is reasonably dredged.

Description

Technical Field

[0001] The utility model relates to the technical field of welding fume treatment equipment, in particular to steel structure welding fume treatment equipment. Background Art

[0002] At present, when steel structure welding operations are required, welding equipment will be needed. These welding equipment can assemble scattered steel structures and achieve efficient steel structure assembly. Smoke purification equipment will be needed during welding. The smoke purification equipment can purify the smoke generated by welding, so that the smoke containing pollutants can reduce the pollution to the environment.

[0003] After searching, publication number CN216149341U discloses welding fume purification equipment, which is provided with a fume treatment component, wherein the fume treatment component is a fume treatment chamber, and a smoke exhaust device is provided on the top of the fume treatment chamber, and a smoke outlet is provided on the smoke exhaust device. The fume generated by welding is discharged from the fume treatment chamber by a negative pressure fan, and then the dust reduction nozzle in the fume treatment chamber is used to spray water to reduce dust, so that the dust and particulate matter in the fume are treated by dust reduction, and the purification effect of the purification equipment is better.

[0004] However, due to the presence of smoke and manganese compounds in welding smoke, the above-mentioned water spraying dust reduction treatment method cannot completely dissolve the manganese compounds in the welding smoke into water, and there is a risk of chronic manganese poisoning in personnel during long-term use.

[0005] To this end, a steel structure welding smoke treatment device is proposed, which has the advantage of more comprehensive smoke treatment, thereby solving the problems in the above-mentioned background technology. Utility Model Content

[0006] The utility model aims to solve the shortcomings in the prior art and proposes steel structure welding fume treatment equipment.

[0007] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: steel structure welding smoke treatment equipment, including a treatment box, the top surface of the treatment box is connected with a smoke absorption pipe, and the end of the smoke absorption pipe away from the treatment box is connected with a main smoke hood, an auxiliary smoke hood is respectively arranged on the left and right sides of the main smoke hood, and the auxiliary smoke hood is connected with the smoke absorption pipe through a pipeline, a spray pipe is fixedly installed on the left and right sides of the treatment box, and each disc spray pipe extending to the part of the inner side of the treatment box is provided with an atomizing nozzle, and the middle part of the spray pipe is connected with a water inlet pipe group, and the water inlet end of the water inlet pipe group is connected with an external water supply pipeline, the upper surface of the treatment box is connected with a filter cylinder, and the filter cylinder is equipped with an activated carbon filter, the lower surface of the treatment box is fixedly installed with an exhaust fan, and an exhaust pipe connected to the filter cylinder is arranged at the negative pressure port of the exhaust fan, and the exhaust port of the exhaust fan is connected to the external gas purification equipment through a flange.

[0008] As a further description of the above technical solution: a telescopic part made of rubber material is installed on the surface of the smoke absorption tube, and a plurality of hanging ears are integrally injection molded on the top surface of the telescopic part, a bracket is welded on the left side of the top surface of the treatment box, and a telescopic rod is fixedly connected to the upper surface of the bracket parallel to the smoke absorption tube, the telescopic rod is formed by a plurality of sleeves which are sleeved together, and a hook is welded on each sleeve of the telescopic rod.

[0009] As a further description of the above technical solution: the facing surfaces of the two spray pipes are provided with a plurality of end pipes, and an atomizing nozzle is installed on each end pipe, and T-shaped supports are welded at the edges of the facing surfaces of the two spray pipes, and the surface of the support is fixedly connected to the outer wall of the processing box by screws.

[0010] As a further description of the above technical solution: the water inlet pipe group is composed of a water inlet pipe and a U-shaped pipe, and the U-shaped pipe of the water inlet pipe group is connected to two spray pipes, and the water inlet pipe of the water inlet pipe group is connected to an external water supply pipeline.

[0011] As a further description of the above technical solution: the lower surface of the processing box is connected to a waste discharge nozzle, and a manual valve is installed on the surface of the waste discharge nozzle.

[0012] As a further description of the above technical solution: the main smoke hood and the auxiliary smoke hood are both trumpet-shaped structures, and the auxiliary smoke hood is tilted relative to the main smoke hood.

[0013] As a further description of the above technical solution: universal wheels are arranged at the four corners of the bottom surface of the processing box.

[0014] The utility model has the following beneficial effects:

[0015] The utility model adopts a water inlet pipe group, a spray pipe, an exhaust fan, a filter air cylinder, an exhaust pipe, an atomizing nozzle, and an activated carbon filter. By starting the exhaust fan, the exhaust pipe is prompted to extract the air inside the treatment box, so that a negative pressure state is formed inside the treatment box, so that the smoke absorption pipe, the main smoke hood and the auxiliary smoke hood form a structure for absorbing welding smoke. The particles in the smoke are subjected to dust reduction treatment under the spraying action of a plurality of atomizing nozzles on the opposite surfaces of the two spray pipes, and the smoke in the smoke passes through the activated carbon filter in the filter air cylinder and is introduced into the external gas purification device. Compared with the existing smoke treatment equipment, the smoke containing manganese compounds is rationally guided while meeting the smoke treatment requirements, thereby avoiding the occurrence of chronic manganese poisoning among welders.

[0016] The utility model adopts a bracket, a telescopic rod, a smoke absorption tube, a hook, a telescopic part and a hanging ear. By stretching the smoke absorption tube, the telescopic part of the smoke absorption tube is caused to unfold, so that the smoke absorption range of the main smoke hood and the auxiliary smoke hood is expanded, and then the telescopic rod arranged on the bracket parallel to the telescopic part is stretched. Since a hook is welded on several sleeves of the telescopic rod, and several hanging ears are integrally injection-molded on the surface of the telescopic part, the hook is connected to the hanging ear to provide support for the telescopic part, thereby avoiding the problem of poor smoke absorption caused by local bending of the telescopic part after the telescopic part is unfolded. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the external structure of the steel structure welding fume treatment equipment of the utility model;

[0018] Figure 2 This is a schematic diagram of the internal structure of the steel structure welding fume treatment equipment of the utility model;

[0019] Figure 3 This is a partial analysis diagram of the processing box of the steel structure welding smoke processing equipment of the utility model.

[0020] Legend:

[0021] 1. Treatment box; 2. Water inlet pipe group; 3. Spray pipe; 4. Universal wheel; 5. Exhaust fan; 6. Filter cylinder; 7. Bracket; 8. Telescopic rod; 9. Smoke absorption tube; 10. Hook; 11. Telescopic part; 12. Hanging ear; 13. Main smoke hood; 14. Auxiliary smoke hood; 15. Exhaust pipe; 16. Atomizing nozzle; 17. Activated carbon filter. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] According to an embodiment of the utility model, a steel structure welding fume treatment device is provided.

[0024] The present invention is now further described in conjunction with the accompanying drawings and specific implementation methods. Figure 1-3 As shown, the steel structure welding fume treatment device according to the embodiment of the utility model comprises a treatment box 1, the top surface of the treatment box 1 is connected with a fume absorption pipe 9, and the end of the fume absorption pipe 9 away from the treatment box 1 is connected with a main fume hood 13, and an auxiliary fume hood 14 is respectively arranged on the left and right sides of the main fume hood 13, and the auxiliary fume hood 14 is connected with the fume absorption pipe 9 through a pipeline, and a spray pipe 3 is fixedly installed on the left and right sides of the treatment box 1, and each disk spray pipe 3 extending to the inner side of the treatment box 1 is provided with an atomizing nozzle 16, and the middle part of the spray pipe 3 is connected with a water inlet pipe group 2, and the water inlet end of the water inlet pipe group 2 is connected to the external water supply pipeline. The upper surface of the treatment box 1 is connected to the filter cylinder 6, and the filter cylinder 6 is equipped with an activated carbon filter 17. The lower surface of the treatment box 1 is fixedly equipped with an exhaust fan 5, and the negative pressure port of the exhaust fan 5 is provided with an exhaust pipe 15 connected to the filter cylinder 6. The exhaust port of the exhaust fan 5 is connected to the external gas purification equipment through a flange. The control method of the exhaust fan 5 of the utility model is to control it by manually starting and closing the switch. The wiring diagram of the power element and the provision of the power supply belong to the common knowledge in the field, and the utility model is mainly used to protect the mechanical device, so the utility model will not explain the control method and wiring arrangement in detail.

[0025] In one embodiment, a telescopic portion 11 made of rubber is sleeved and installed on the surface of the smoke absorption tube 9, and a plurality of hanging ears 12 are integrally injection molded on the top surface of the telescopic portion 11. A bracket 7 is welded to the left side of the top surface of the treatment box 1, and a telescopic rod 8 is fixedly connected to the upper surface of the bracket 7 parallel to the smoke absorption tube 9. The telescopic rod 8 is formed by a plurality of sleeves sleeved with each other, and a hook 10 is welded to each sleeve of the telescopic rod 8, wherein the cross-section of the telescopic portion 11 is a wavy structure, and the number of hooks 10 and hanging ears 12 is the same, which is the prior art and will not be elaborated in detail.

[0026] In one embodiment, the facing surfaces of the two spray pipes 3 are provided with a plurality of end pipes, and an atomizing nozzle 16 is installed on each end pipe. T-shaped supports are welded at the edges of the facing surfaces of the two spray pipes 3, and the surfaces of the supports are fixedly connected to the outer wall surface of the processing box 1 by screws. The atomizing nozzle 16 is arranged to fully reduce the particulate matter in the smoke, and the support is arranged to fix the spray pipe 3.

[0027] In one embodiment, the water inlet pipe group 2 is composed of a water inlet pipe and a U-shaped pipe, and the U-shaped pipe of the water inlet pipe group 2 is connected to two spray pipes 3, and the water inlet pipe of the water inlet pipe group 2 is connected to an external water supply pipeline. Through the setting of the water inlet pipe group 2, water can be supplied to the two spray pipes 3 at the same time.

[0028] In one embodiment, the lower surface of the treatment box 1 is connected to a waste discharge nozzle, and a manual valve is installed on the surface of the waste discharge nozzle. Through the setting of the waste discharge nozzle, wastewater containing smoke and dust can be discharged for targeted treatment.

[0029] In one embodiment, the main fume hood 13 and the auxiliary fume hood 14 are both trumpet-shaped structures, and the auxiliary fume hood 14 is tilted relative to the main fume hood 13. The main fume hood 13 and the auxiliary fume hood 14 are arranged to expand the absorption range of welding fume.

[0030] In one embodiment, universal wheels 4 are disposed at the four corners of the bottom surface of the processing box 1 , and the processing box 1 can be flexibly moved by the arrangement of the universal wheels 4 .

[0031] Working principle:

[0032] When in use, first stretch the smoke absorption tube 9 to cause the telescopic part 11 of the smoke absorption tube 9 to unfold, so that the smoke absorption range of the main smoke cover 13 and the auxiliary smoke cover 14 is expanded, and then stretch the telescopic rod 8 arranged on the bracket 7 parallel to the telescopic part 11. Since a hook 10 is welded on several sleeves of the telescopic rod 8, and several hanging ears 12 are integrally injection-molded on the surface of the telescopic part 11, the hook 10 is hung with the hanging ear 12 to provide support for the telescopic part 11, and the water inlet end of the water inlet pipe group 2 is connected to the external water supply pipeline, and then the water outlet end of the water inlet pipe group 2 is connected to the middle part of the two spray pipes 3 respectively, so that the dust reduction water is pumped into the two spray pipes 3, and then the two spray pipes 3 are connected. The smoke is sprayed out from a plurality of atomizing nozzles 16 on the opposite surfaces of the two spray pipes 3, and then the exhaust fan 5 is started to cause the exhaust pipe 15 to extract the air inside the treatment box 1, so that a negative pressure state is formed inside the treatment box 1, so that the welding smoke absorption structure composed of the smoke absorption pipe 9, the main smoke hood 13 and the auxiliary smoke hood 14 absorbs the smoke gas generated by the steel structure welding, and the particulate matter in the smoke is subjected to dust reduction treatment under the spraying action of the plurality of atomizing nozzles 16 on the opposite surfaces of the two spray pipes 3, and the smoke in the smoke passes through the activated carbon filter 17 in the filter air cylinder 6 and is introduced into the external gas purification equipment to purify the smoke containing manganese compounds until the manganese compounds in the smoke are purified, so that the smoke finally discharged meets the emission standards of welding smoke.

[0033] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A steel structure welding fume treatment device, comprising a treatment box (1), characterized in that: The top surface of the processing box (1) is connected to a smoke absorption pipe (9), and one end of the smoke absorption pipe (9) away from the processing box (1) is connected to a main smoke cover (13). An auxiliary smoke cover (14) is provided on the left and right sides of the main smoke cover (13), and the auxiliary smoke cover (14) is connected to the smoke absorption pipe (9) through a pipeline. A spray pipe (3) is fixedly installed on the left and right sides of the processing box (1), and a part of each disk spray pipe (3) extending to the inner side of the processing box (1) is provided with an atomizing nozzle (16). The middle of the spray pipe (3) is connected to a water inlet pipe group (2), and the water inlet end of the water inlet pipe group (2) is connected to an external water supply pipeline. The upper surface of the treatment box (1) is connected to an air filter cylinder (6), and the air filter cylinder (6) is internally installed with an activated carbon filter (17). An exhaust fan (5) is fixedly installed on the lower surface of the treatment box (1), and an exhaust pipe (15) connected to the air filter cylinder (6) is arranged at the negative pressure port of the exhaust fan (5), and the exhaust port of the exhaust fan (5) is connected to an external gas purification device through a flange.

2. The steel structure welding fume treatment equipment according to claim 1 is characterized in that: The surface of the smoke absorption tube (9) is sleeved with a telescopic part (11) made of rubber, and the top surface of the telescopic part (11) is integrally injection-molded with a plurality of hanging ears (12). A bracket (7) is welded to the left side of the top surface of the treatment box (1), and a telescopic rod (8) is fixedly connected to the upper surface of the bracket (7) parallel to the smoke absorption tube (9). The telescopic rod (8) is formed by a plurality of sleeves sleeved together, and a hook (10) is welded to each sleeve of the telescopic rod (8).

3. The steel structure welding fume treatment equipment according to claim 1 is characterized in that: The facing surfaces of the two spray pipes (3) are each provided with a plurality of end pipes, and each end pipe is mounted with an atomizing nozzle (16). T-shaped supports are welded at the edges of the facing surfaces of the two spray pipes (3), and the surfaces of the supports are fixedly connected to the outer wall of the treatment box (1) by means of screws.

4. The steel structure welding fume treatment equipment according to claim 1, characterized in that: The water inlet pipe group (2) is composed of a water inlet pipe and a U-shaped pipe, and the U-shaped pipe of the water inlet pipe group (2) is connected to two spray pipes (3), and the water inlet pipe of the water inlet pipe group (2) is connected to an external water supply pipeline.

5. The steel structure welding fume treatment equipment according to claim 1 is characterized in that: The lower surface of the processing box (1) is connected to a waste discharge nozzle, and a manual valve is installed on the surface of the waste discharge nozzle.

6. The steel structure welding fume treatment equipment according to claim 1, characterized in that: The main smoke hood (13) and the auxiliary smoke hood (14) are both trumpet-shaped structures, and the auxiliary smoke hood (14) is arranged obliquely with respect to the main smoke hood (13).

7. The steel structure welding fume treatment equipment according to claim 1, characterized in that: Universal wheels (4) are provided at the four corners of the bottom surface of the processing box (1).

Images