Environment-friendly welding fume treatment device for intermediate frequency welding machine

Abstract

The utility model belongs to the technical field of intermediate-frequency welding machines, and particularly relates to an environment-friendly welding fume treatment device for an intermediate-frequency welding machine, which comprises a machine body, a gas collecting pipeline is fixedly mounted on the upper end face of the machine body, one end of an elbow is fixedly mounted on one side face of the machine body, and an exhaust port is fixedly mounted at the other end of the elbow. A top cover is fixedly installed on the upper end face of the machine body. By arranging the first-order smoke dust treatment module and the smoke dust residue collecting device, smoke dust and chippings generated during welding treatment can be separated at the first-order smoke dust treatment module, the chippings are intercepted by the first-order smoke dust treatment module, and then the movable rod is driven to rotate through the smoke dust residue collecting device; therefore, the blade shifting module can reciprocate up and down in the path thread, scraps can be knocked into a smoke residue collecting device in the first-order smoke treatment module, and the situation that a filter element needs to be replaced frequently during smoke treatment is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of medium frequency welding machines, in particular to an environmentally friendly welding fume treatment device for medium frequency welding machines. Background Art

[0002] In the metal processing industry, medium-frequency welding machines are widely used due to their high efficiency and stable welding performance. However, the welding process produces a large amount of smoke containing harmful substances such as acetaldehyde, rosin acid, and nitrogen oxides. These smoke not only pollute the environment but also pose a serious threat to the health of operators. If exposed to harmful substances in welding smoke for a long time, workers may suffer from respiratory diseases and even more serious health problems.

[0003] The welding fume treatment equipment currently on the market has the following main problems: First, the purification efficiency is low, and it is difficult to effectively remove harmful substances in the fume; second, the maintenance cost is high, and the filter material needs to be replaced regularly, which increases the company's operating costs; third, it occupies a large area, and for some processing workshops with limited space, there are certain difficulties in installation and use.

[0004] Therefore, the development of an efficient and environmentally friendly welding fume treatment device for medium frequency welding machines is necessary to solve the problems of low purification efficiency, high maintenance cost, and large footprint in the existing technology, and to achieve efficient purification of welding fume and low emission of harmful substances, which has important practical significance and application value. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides an environmentally friendly welding fume treatment device for a medium frequency welding machine, which solves the problems mentioned in the background technology.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solution: an environmentally friendly welding fume treatment device for a medium frequency welding machine, comprising a body, a gas collecting pipe fixedly mounted on the upper end surface of the body, one end of an elbow fixedly mounted on one side surface of the body, an exhaust port fixedly mounted on the other end of the elbow, and a top cover fixedly mounted on the upper end surface of the body;

[0007] The interior of the body is provided with a first cavity, a second cavity, a third cavity and a fourth cavity from top to bottom. Two first-order smoke treatment modules are fixedly installed inside the first cavity. The first-order smoke treatment module passes through the upper end surface of the top cover and is fixedly connected to the gas collection pipe. Two mounting plates are fixedly installed on the lower side of the second cavity. A smoke residue collection device is movably installed on the upper side of the mounting plate inside the second cavity. An activated carbon honeycomb module is also fixedly installed on the side of the third cavity close to the second cavity. A fan blade mounting seat is fixedly installed between the third and fourth cavities, and an air suction fan blade is fixedly installed inside the fan blade mounting seat.

[0008] As a preferred technical solution of the present invention, the smoke residue collection device includes a drawer, two micro motors are arranged inside the drawer corresponding to the positions of two first-order smoke processing modules, and a handle is provided on one side of the drawer.

[0009] As an optimal technical solution of the present invention, the gas collection pipe includes two third-order smoke absorption pipes that pass through the top cover and are fixedly connected to the first-order smoke treatment module. Any of the third-order smoke absorption pipes is fixedly installed with one end of the second-order smoke absorption pipe, the other end of the second-order smoke absorption pipe is fixedly installed with one end of the first-order smoke absorption pipe, and the other end of the first-order smoke absorption pipe is fixedly installed with an absorption cover.

[0010] As an optimal technical solution of the present invention, the first-stage smoke treatment module includes a shell fixedly installed inside the first cavity, a plurality of fan-shaped filter discs are fixedly installed on the inner wall of the shell, and a blade cleaning device is fixedly installed in the middle position inside the shell.

[0011] As a preferred technical solution of the present invention, the blade cleaning device is fixedly connected to the inner wall of the shell through a bearing and a steel bar.

[0012] As an optimal technical solution of the present invention, the blade cleaning device includes a moving rod, a top fixing block is fixedly installed on the upper end surface of the moving rod, a path thread is provided on the cylindrical surface of the moving rod, and the blade toggle module is movably installed on the moving rod and the path thread.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] 1. The utility model is provided with a first-stage smoke treatment module and a smoke residue collection device, so that the smoke and debris generated by the device during welding can be separated here. The debris is intercepted by the first-stage smoke treatment module and then drives the moving rod to rotate through the smoke residue collection device, thereby realizing the up and down reciprocating motion of the blade toggling module on the path thread, thereby knocking the debris inside the first-stage smoke treatment module into the smoke residue collection device, thus avoiding the need to frequently replace the filter element during smoke treatment.

[0015] 2. This utility model can achieve secondary treatment of smoke and dust by setting up an activated carbon honeycomb module, so that it can fully meet environmental emission standards. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of the utility model;

[0017] Figure 2 for Figure 1 A magnified view of point A;

[0018] Figure 3 This is the front view of the utility model;

[0019] Figure 4 for Figure 3 AA cross-sectional view;

[0020] Figure 5 This is a top view of the utility model;

[0021] Figure 6 This is a schematic diagram of the first-order smoke and dust treatment module;

[0022] Figure 7 for Figure 6 Cross-sectional view in BB direction;

[0023] Figure 8 Schematic diagram of the blade cleaning device.

[0024] In the picture:

[0025] 1. Gas collection pipe; 101. Second-order smoke absorption pipe; 102. First-order smoke absorption pipe; 103. Absorption hood; 104. Third-order smoke absorption pipe;

[0026] 2. First-stage smoke treatment module; 201. filter; 203. housing;

[0027] 202, blade cleaning device; 2021, top fixing block; 2022, path thread; 2023, moving rod; 2024, blade toggle module;

[0028] 3. Smoke and dust residue collection device; 301. Micro motor; 302. Handle; 303. Drawer;

[0029] 4. Body; 5. First cavity; 6. Second cavity; 7. Exhaust port; 8. Fourth cavity; 9. Activated carbon honeycomb module; 10. Third cavity; 11. Fan blade mounting base; 12. Intake fan blade; 13. Elbow; 14. Top cover. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0031] Example

[0032] See also Figure 1-8The present invention provides the following technical solutions: an environmentally friendly welding fume treatment device for a medium frequency welding machine, comprising a body 4, a gas collecting pipe 1 fixedly mounted on the upper end surface of the body 4, one end of an elbow 13 fixedly mounted on one side surface of the body 4, an exhaust port 7 fixedly mounted on the other end of the elbow 13, and a top cover 14 fixedly mounted on the upper end surface of the body 4;

[0033] The inside of the body 4 is provided with a first cavity 5, a second cavity 6, a third cavity 10 and a fourth cavity 8 from top to bottom. Two first-order smoke treatment modules 2 are fixedly installed inside the first cavity 5. The first-order smoke treatment module 2 passes through the upper end surface of the top cover 14 and is fixedly connected to the gas collecting pipe 1. Two mounting plates are fixedly installed on the lower side of the second cavity 6. A smoke residue collection device 3 is movably installed on the upper side of the mounting plate inside the second cavity 6. An activated carbon honeycomb module 9 is also fixedly installed on the side of the third cavity 10 close to the second cavity 6. A fan blade mounting seat 11 is fixedly installed between the third cavity 10 and the fourth cavity 8, and an air suction fan blade 12 is fixedly installed inside the fan blade mounting seat 11.

[0034] In this embodiment, the connection between the body 4 and the gas collecting pipe 1 is flange-connected. The main function of the gas collecting pipe 1 is to draw the smoke generated during welding into the body 4. The connection between the body 4 and the elbow 13 is welded. The connection between the elbow 13 and the exhaust port 7 is connected by inner and outer sleeve plug-in. The main function of setting the exhaust port 7 is to discharge the treated smoke. The connection between the body 4 and the top cover 14 is bolted. The main function of the first-order smoke treatment module 2 is to block large-diameter foreign matter in the smoke and realize the first filtration. The main function of the smoke residue collection device 3 is to collect large-diameter foreign matter on the first-order smoke treatment module 2 into the smoke residue collection device 3. The main function of the activated carbon honeycomb module 9 is to absorb harmful gases in the smoke. The connection between the fan blade mounting seat 11 and the inner wall of the body 4 is bolted. The suction fan blade 12 is connected to the fan blade mounting seat 11 through the steel ring of the outer ring of the fan blade.

[0035] Specifically, the smoke residue collection device 3 includes a drawer 303 . Two micro motors 301 are provided inside the drawer 303 at positions corresponding to the two first-stage smoke processing modules 2 . A handle 302 is provided on one side of the drawer 303 .

[0036] In this embodiment, the main function of the drawer 303 is to facilitate entry and exit from the second cavity 6 and avoid missing smoke particles. After the smoke residue collection device 3 is installed, the two micro motors 301 are connected to the blade cleaning device 202 and drive the blade cleaning device 202 to clean the first-stage smoke treatment module 2.

[0037] Specifically, the gas collection pipe 1 includes two third-order smoke absorption pipes 104 that pass through the top cover 14 and are fixedly connected to the first-order smoke treatment module 2. Any third-order smoke absorption pipe 104 is fixedly installed with one end of the second-order smoke absorption pipe 101, and the other end of the second-order smoke absorption pipe 101 is fixedly installed with one end of the first-order smoke absorption pipe 102, and the other end of the first-order smoke absorption pipe 102 is fixedly installed with an absorption cover 103.

[0038] In this embodiment, the connection between the first-order smoke treatment module 2 and the third-order smoke absorption duct 104 is flange connection, the connection between the third-order smoke absorption duct 104 and the second-order smoke absorption duct 101 is flange bolt connection, the connection between the second-order smoke absorption duct 101 and the first-order smoke absorption duct 102 is welding, and the connection between the first-order smoke absorption duct 102 and the absorption cover 103 is welding.

[0039] Specifically, the first-order smoke treatment module 2 includes a shell 203 fixedly installed inside the first cavity 5, and a number of fan-shaped filter discs 201 are fixedly installed on the inner wall of the shell 203. A blade cleaning device 202 is fixedly installed in the middle position inside the shell 203, and the blade cleaning device 202 is fixedly connected to the inner wall of the shell 203 through bearings and steel bars.

[0040] In this embodiment, the housing 203 and the filter plate 201 are connected by glue.

[0041] Specifically, the blade cleaning device 202 includes a moving rod 2023 , a top fixing block 2021 is fixedly mounted on the upper end surface of the moving rod 2023 , a path thread 2022 is provided on the cylindrical surface of the moving rod 2023 , and a blade shifting module 2024 is movably mounted on the moving rod 2023 and the path thread 2022 .

[0042] In this embodiment, the connection between the moving rod 2023 and the top fixed block 2021 is a threaded connection, and the blade toggle module 2024 is provided with an internal thread matching the path thread 2022, so that the blade toggle module 2024 can move up and down as the moving rod 2023 rotates.

[0043] Finally, it should be noted that the above description is merely 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 will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, and improvements made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. An environmentally friendly welding fume treatment device for a medium frequency welding machine, comprising a body (4), characterized in that: The upper end surface of the machine body (4) is fixedly mounted with a gas collecting pipe (1), one end of an elbow (13) is fixedly mounted on one side surface of the machine body (4), an exhaust port (7) is fixedly mounted on the other end of the elbow (13), and a top cover (14) is fixedly mounted on the upper end surface of the machine body (4); The body (4) is provided with a first cavity (5), a second cavity (6), a third cavity (10), and a fourth cavity (8) in sequence from top to bottom. Two first-stage smoke treatment modules (2) are fixedly installed inside the first cavity (5). The first-stage smoke treatment modules (2) pass through the upper end surface of the top cover (14) and are fixedly connected to the gas collection pipe (1). Two mounting plates are fixedly installed on the lower side of the second cavity (6). A smoke residue collection device (3) is movably installed on the upper side of the mounting plate inside the second cavity (6). An activated carbon honeycomb module (9) is also fixedly installed on the side of the third cavity (10) close to the second cavity (6). A fan blade mounting seat (11) is fixedly installed between the third cavity (10) and the fourth cavity (8), and an air suction fan blade (12) is fixedly installed inside the fan blade mounting seat (11).

2. The environmentally friendly welding fume treatment device for a medium frequency welding machine according to claim 1, characterized in that: The smoke residue collection device (3) comprises a drawer (303), two micro motors (301) are arranged inside the drawer (303) at positions corresponding to the two first-stage smoke processing modules (2), and a handle (302) is provided on one side of the drawer (303).

3. The environmentally friendly welding fume treatment device for a medium frequency welding machine according to claim 1, characterized in that: The gas collecting duct (1) comprises two third-order smoke absorption ducts (104) which pass through the top cover (14) and are fixedly connected to the first-order smoke treatment module (2); any of the third-order smoke absorption ducts (104) is fixedly mounted with one end of the second-order smoke absorption duct (101); the other end of the second-order smoke absorption duct (101) is fixedly mounted with one end of the first-order smoke absorption duct (102); and the other end of the first-order smoke absorption duct (102) is fixedly mounted with an absorption cover (103).

4. The environmentally friendly welding fume treatment device for a medium frequency welding machine according to claim 1, characterized in that: The first-stage smoke treatment module (2) comprises a shell (203) fixedly mounted inside a first cavity (5), a plurality of fan-shaped filter discs (201) fixedly mounted on the inner wall of the shell (203), and a blade cleaning device (202) fixedly mounted in the middle position inside the shell (203).

5. The environmentally friendly welding fume treatment device for a medium frequency welding machine according to claim 4, characterized in that: The blade cleaning device (202) is fixedly connected to the inner wall of the housing (203) via a bearing and a steel bar.

6. The environmentally friendly welding fume treatment device for a medium frequency welding machine according to claim 4, characterized in that: The blade cleaning device (202) comprises a moving rod (2023), a top fixing block (2021) is fixedly mounted on the upper end surface of the moving rod (2023), a path thread (2022) is provided on the cylindrical surface of the moving rod (2023), and a blade shifting module (2024) is movably mounted on the moving rod (2023) and the path thread (2022).

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