Casting waste gas treatment device

Abstract

The utility model discloses a casting waste gas treatment device, which relates to the technical field of waste gas treatment equipment and comprises a spray tower and a multidirectional flue gas suction mechanism. The multidirectional flue gas suction mechanism comprises a gas suction pipe linearly moving above the side of the spray tower, a plurality of gas suction nozzles fixedly communicated to a pipe body of the gas suction pipe in a surrounding manner and two bearing pipes rotationally communicated to the two ends of the gas suction pipe respectively, and a lifting part and a rotation supply part are arranged on a pipe body of each bearing pipe; wherein an absorption part is arranged between one bearing pipe and the spray tower, and the rotation supply part is composed of a traction group and an elastic rerotation group; according to the waste gas collecting device, the lifting part is arranged, the air cylinder is started, and then the air cylinder drives the bearing pipe and the air suction pipe to move up and down, so that the air suction nozzle sucks waste gas at different space heights in a casting workshop, and the collecting efficiency is improved; the suction nozzle can suck workshop waste gas in a more all-around mode, and the suction effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to waste gas treatment equipment technical field, concretely relates to a foundry waste gas treatment device. BACKGROUND

[0002] Foundry production process can produce a large amount of flue gas, dust and hot gas, which contains particulate matter, harmful gases and volatile organic compounds and other pollutants. These toxic and harmful gases if not treated directly discharged, not only can seriously deteriorate the production environment, also can cause great threat to the health of production workers;

[0003] Prior art patent announcement No. CN202356383U a kind of waste gas collection and treatment device for foundry production line, the patent is analyzed to the composition of waste gas of foundry workshop, and carries out comprehensive design, can rapidly and comprehensively to the waste gas of foundry workshop effectively collect and handle, since fully considering the complex working environment of workshop, the setting of device and workshop layout is easy to implement, does not hinder production;

[0004] But from the actual, the waste gas collection and treatment device of foundry workshop in the above-mentioned patent cannot effectively absorb the waste gas of different heights in workshop interior when in use, reduces collection effect, is not conducive to purifying waste gas in workshop interior. UTILITY MODEL CONTENT

[0005] To solve the above technical problem, provide a kind of foundry waste gas treatment device, solve the problem that waste gas collection and treatment device of foundry workshop in prior art cannot effectively absorb the waste gas of different heights in workshop interior when in use, reduces collection effect, is not conducive to purifying waste gas in workshop interior.

[0006] To achieve the above purpose, the utility model adopts the technical scheme as follows: a kind of foundry waste gas treatment device, including spray tower and the multi-directional flue gas suction mechanism being set to the side of the spray tower;

[0007] The multi-directional flue gas suction mechanism includes linearly movable suction pipe on the side of the spray tower, a plurality of suction nozzles fixedly connected on the pipe body of the suction pipe and two load-bearing pipes rotatably connected to the two ends of the suction pipe, the pipe body of the load-bearing pipe is provided with lifting part and supply rotation part, and the lifting part and the supply rotation part are provided with absorption part between one of the load-bearing pipe and the spray tower;

[0008] The supply rotation part is composed of traction group and elastic retransmission group.

[0009] Preferably, the lifting part includes movable ring rotatably arranged on the pipe body of the load-bearing pipe and mounting seat arranged above the movable ring, and a gas cylinder is mounted between the mounting seat and the movable ring.

[0010] Preferably, the absorption part comprises a mounting plate rotatingly sleeving one end of the bearing pipe and a gas pump mounted on the side of the mounting plate away from the air suction pipe, the suction end of the gas pump rotatingly penetrating into the bearing pipe, and the output end of the gas pump being communicated with the spray tower and fixed with a gas conveying pipe.

[0011] Preferably, the traction group comprises a wire roller tightly sleeving the body of the bearing pipe and a wire rope wound on the roller body of the wire roller, the end of the wire rope being vertically upward and fixed with the mounting seat.

[0012] Preferably, the elastic and reverse rotation group comprises a torsion spring sleeving the body of the bearing pipe and a fixing sleeve sleeving the torsion spring, the fixing sleeve being fixed on the side of the movable ring away from the wire roller, and the two ends of the torsion spring being respectively fixed with the inner wall of the fixing sleeve and the body of the bearing pipe.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] (1) Through the setting of the lifting part, the air cylinder is opened, and the air cylinder drives the bearing pipe and the air suction pipe to move up and down, so that the air suction nozzle can suck waste gas at different space heights in the foundry workshop, and the collection efficiency is improved.

[0015] (2) Through the setting of the rotating part, when the air cylinder drives the air suction pipe to move downward, one end of the wire rope is fixed with the mounting seat, then the wire roller can drive the whole bearing pipe and air suction pipe to rotate and deform the torsion spring in the process of moving downward with the air suction pipe, the elastic force of the torsion spring is utilized, when the air cylinder drives the air suction pipe to move upward, the bearing pipe and the air suction pipe are reversely rotated, and the wire roller re-winds the wire rope, so that the rotating characteristics of the air suction pipe in the lifting process are utilized, the air suction nozzle can more omnidirectionally suck waste gas in the workshop, and the suction effect is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the utility model;

[0017] Figure 2 It is a structure schematic view of the multi-directional flue gas suction mechanism of the utility model;

[0018] Figure 3 It is an internal structure schematic view of the fixing sleeve of the utility model.

[0019] Reference numerals in the drawing are:

[0020] 1, spray tower; 2, suction pipe; 3, suction nozzle; 4, bearing pipe; 5, mounting seat; 6, air cylinder; 7, movable ring; 8, wire roller; 9, wire rope; 10, fixed sleeve; 11, torsion spring; 12, mounting plate; 13, air pump; 14, gas conveying pipe. DETAILED DESCRIPTION

[0021] The following description is used to disclose the utility model so that those skilled in the art can implement the utility model. The preferred embodiments in the following description are only as examples, and other obvious modifications can be thought of by those skilled in the art.

[0022] Referring to Figures 1-3 As shown in the figure, a foundry waste gas treatment device comprises a spray tower 1 and a multi-directional flue gas suction mechanism arranged beside the spray tower 1;

[0023] The multi-directional flue gas suction mechanism comprises a suction pipe 2 linearly movably arranged above the side of the spray tower 1, a plurality of suction nozzles 3 fixedly and communicatively arranged around the pipe body of the suction pipe 2, and two bearing pipes 4 respectively rotatably and communicatively arranged at the two ends of the suction pipe 2, the pipe body of the bearing pipe 4 is provided with a lifting part, and one of the bearing pipes 4 is provided with an absorption part between the bearing pipe 4 and the spray tower 1;

[0024] The lifting part comprises a movable ring 7 rotatably sleeved on the pipe body of the bearing pipe 4 and a mounting seat 5 arranged above the movable ring 7, and an air cylinder 6 is mounted between the mounting seat 5 and the movable ring 7;

[0025] Through the arrangement of the lifting part, the air cylinder 6 is opened, the air cylinder 6 drives the bearing pipe 4 and the suction pipe 2 to move up and down, so that the suction nozzles 3 can suck the waste gas at different space heights in the foundry workshop, and the collection efficiency is improved.

[0026] Further, referring to Figure 2 As shown in the figure, it is worth noting that the absorption part comprises a mounting plate 12 rotatably sleeved at the end of one of the bearing pipes 4 and an air pump 13 mounted on the side of the mounting plate 12 away from the suction pipe 2, the suction end of the air pump 13 is rotatably inserted into the corresponding bearing pipe 4, and the output end of the air pump 13 is fixedly and communicatively connected with the spray tower 1 through a gas conveying pipe 14, and the mounting plate 12 is fixedly connected with the outer wall of one of the movable rings 7 through a support;

[0027] The air pump 13 is opened, the suction end of the air pump 13 can continuously form suction force in the inner cavity of the suction pipe 2, so that the suction nozzles 3 continuously suck air outside, so that the waste gas generated in the workshop is conveyed into the spray tower 1 through the suction pipe 2 and the gas conveying pipe 14 for purification treatment.

[0028] Further, referring to Figure 2 and Figure 3 As shown in the figure, it is worth noting that the pipe body of the bearing pipe 4 is also provided with a rotating part;

[0029] The supply and transmission part is composed of a traction group and an elastic return group;

[0030] The traction group comprises a wire roller 8 fixedly sleeved on the pipe body of the bearing pipe 4 and a wire rope 9 wound on the roller body of the wire roller 8, and the end of the wire rope 9 is vertically upward and fixedly connected with the mounting base 5.

[0031] The elastic return group comprises a torsion spring 11 sleeved on the pipe body of the bearing pipe 4 and a fixing sleeve 10 sleeved outside the torsion spring 11, the fixing sleeve 10 is fixed on the side of the movable ring 7 away from the wire roller 8, and the two ends of the torsion spring 11 are fixedly connected with the inner wall of the fixing sleeve 10 and the pipe body of the bearing pipe 4 respectively.

[0032] Through the setting of the supply and transmission part, when the opening cylinder 6 acts on the downward movement of the suction pipe 2, since one end of the wire rope 9 is fixedly connected with the mounting base 5, then in the process of the downward movement of the suction pipe 2, the wire roller 8 can act on the whole rotation and torsion of the bearing pipe 4 and the suction pipe 2 and the deformation of the torsion spring 11, and by using the elastic force of the torsion spring 11, when the opening cylinder 6 acts on the upward movement of the suction pipe 2, the bearing pipe 4 and the suction pipe 2 are reversely returned, and the wire roller 8 re-winds the wire rope 9, thus by using the rotation characteristics of the suction pipe 2 in the lifting process, the suction nozzle 3 can more fully suck the workshop waste gas in all directions, and the suction effect is improved.

[0033] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection required by the present application is defined by the appended claims and their equivalents.

Claims

1. A foundry exhaust gas treatment device, characterized by: The utility model provides a multi -way smoke suction mechanism of spray tower (1) and setting in the side of spray tower (1), the multi -way smoke suction mechanism of spray tower (1) and setting in the side of spray tower (1) are provided with. The multi -way smoke suction mechanism includes the air suction pipe (2) that linearly moves in the side of the spray tower (1), a plurality of air suction nozzles (3) that are fixedly connected to the air suction pipe (2), and two bearing pipes (4) that are rotatably connected to the two ends of the air suction pipe (2), wherein the bearing pipes (4) are provided with lifting parts and rotating parts on the pipe body, and one of the bearing pipes (4) is provided with an absorption part between the spray tower (1). The rotating part is composed of a traction group and an elastic return group.

2. A foundry exhaust treatment device according to claim 1, wherein The lifting part includes a movable ring (7) rotatably sleeved on the pipe body of the bearing pipe (4) and a mounting seat (5) arranged above the movable ring (7), and a gas cylinder (6) is arranged between the mounting seat (5) and the movable ring (7).

3. A foundry exhaust treatment device according to claim 2, wherein The absorption part includes a mounting plate (12) rotatably sleeved on the end of one of the bearing pipes (4) and a gas pump (13) mounted on the side of the mounting plate (12) away from the air suction pipe (2), the suction end of the gas pump (13) is rotatably inserted into the corresponding bearing pipe (4), the output end of the gas pump (13) is fixedly connected to the spray tower (1), and the mounting plate (12) is fixedly connected to the outer wall of one of the movable rings (7) through a support.

4. A foundry exhaust treatment device according to claim 2, wherein The traction group includes a wire roller (8) tightly sleeved on the pipe body of the bearing pipe (4) and a wire rope (9) wound on the roller body of the wire roller (8), and the end of the wire rope (9) is vertically upward and fixedly connected to the mounting seat (5).

5. A foundry exhaust treatment device according to claim 4, wherein The elastic return group includes a torsion spring (11) sleeved on the pipe body of the bearing pipe (4) and a fixed sleeve (10) sleeved outside the torsion spring (11), the fixed sleeve (10) is fixedly connected to the side of the movable ring (7) away from the wire roller (8), and the two ends of the torsion spring (11) are fixedly connected to the inner wall of the fixed sleeve (10) and the pipe body of the bearing pipe (4), respectively.

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