CN220443442U - Welding exhaust treatment device - Google Patents
Welding exhaust treatment device Download PDFInfo
- Publication number
- CN220443442U CN220443442U CN202321558230.0U CN202321558230U CN220443442U CN 220443442 U CN220443442 U CN 220443442U CN 202321558230 U CN202321558230 U CN 202321558230U CN 220443442 U CN220443442 U CN 220443442U
- Authority
- CN
- China
- Prior art keywords
- gas treatment
- treatment box
- filter screen
- exhaust gas
- waste gas
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000003466 welding Methods 0.000 title claims abstract description 36
- 239000002912 waste gas Substances 0.000 claims abstract description 55
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 51
- 238000007790 scraping Methods 0.000 claims abstract description 25
- 239000007789 gas Substances 0.000 claims abstract description 22
- 238000004140 cleaning Methods 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 239000000428 dust Substances 0.000 abstract description 19
- 229910052799 carbon Inorganic materials 0.000 abstract description 9
- 238000001914 filtration Methods 0.000 abstract description 7
- 239000012535 impurity Substances 0.000 abstract description 6
- 239000002245 particle Substances 0.000 abstract description 5
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 2
- 208000028571 Occupational disease Diseases 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model provides a welding waste gas treatment device. The device comprises an exhaust gas treatment box with an air inlet arranged at the bottom and an exhaust pipe arranged at the top, wherein the inside of the exhaust gas treatment box is divided into an air inlet cavity communicated with the air inlet and an air outlet cavity communicated with the exhaust pipe by an active carbon filter screen, an air suction fan with an air suction inlet towards the air inlet is arranged in the air outlet cavity, a cleaning mechanism is arranged in the exhaust gas treatment box and comprises a mounting seat fixed on the side wall of the exhaust gas treatment box and a scraping plate positioned below the active carbon filter screen, a motor is arranged on the mounting seat, an output shaft of the motor is connected with a sliding rod through a gear transmission mechanism, the sliding rod horizontally stretches into the exhaust gas treatment box and is connected with the scraping plate, and a working face of the scraping plate is in contact with the active carbon filter screen, and an ash receiving box is arranged below the scraping plate. The utility model can scrape and clean the waste gas impurity filtered on the surface of the active carbon filter screen, and avoid the dust particles from blocking meshes so as to influence the filtering performance.
Description
Technical Field
The utility model relates to the field of welding waste gas treatment, in particular to a welding waste gas treatment device.
Background
Welding is a process category of thermal processing in the electromechanical industry, and refers to a mechanical and electronic manufacturing thermal processing process in which solid materials are combined together after being locally heated and melted.
A large amount of welding waste gas is generated in the welding process, and the waste gas contains a large amount of smoke dust and harmful gas, so that the harm to the human health of electric welding workers is greatly threatened, and the occupational diseases of the electric welding workers caused by the welding waste gas are more and more increased, so that the harm to the welding waste gas is more and more obvious.
In order to reduce harm of welding waste gas to electric welding workers, the welding workshop is provided with a welding waste gas treatment device, waste gas is discharged into the treatment device by an exhaust fan to be treated, most of waste gas treatment equipment on the market at present adopts a filter screen to carry out filtering treatment on the waste gas, dust in the waste gas is filtered out by a filter screen after the waste gas passes through the filter screen, the dust is attached to the filter screen, a large amount of dust is attached to the filter screen after the welding workshop is used for a long time, the filter hole of the filter screen is blocked by the dust, the waste gas cannot flow through the filter screen any more, so that waste gas operation cannot be carried out any more, and workers need to detach and clean the waste gas treatment device, so that the waste gas treatment efficiency is reduced, and the labor intensity of the workers is increased.
Accordingly, there is a need to provide a welding exhaust gas treatment device that solves the above-mentioned problems.
Disclosure of Invention
The utility model provides a welding waste gas treatment device, which solves the problems that a filter screen in a waste gas treatment device on the market at present needs to be manually disassembled and cleaned, so that the use efficiency of the device is reduced, and the labor intensity of staff is increased.
In order to solve the technical problems, the utility model provides a welding waste gas treatment device, which comprises a waste gas treatment box with an air inlet at the bottom, wherein the top of the waste gas treatment box is communicated with an exhaust pipe, a cleaning mechanism, an activated carbon filter screen and an air suction fan are arranged in the waste gas treatment box, the activated carbon filter screen is transversely arranged in the middle of the waste gas treatment box and divides the waste gas treatment box into an air inlet cavity communicated with the air inlet and an air outlet cavity communicated with the exhaust pipe, the air suction fan is arranged in the air outlet cavity, and the air suction inlet faces the air inlet; the cleaning mechanism comprises a mounting seat fixed on the side wall of the waste gas treatment box and a scraping plate positioned below the active carbon filter screen, the mounting seat is arranged at the position corresponding to the active carbon filter screen, a motor is arranged on the mounting seat, an output shaft of the motor is connected with a sliding rod through a gear transmission mechanism, the sliding rod horizontally stretches into the waste gas treatment box and is connected with the scraping plate, a working surface of the scraping plate is in contact with the active carbon filter screen, an ash receiving box is arranged below the scraping plate, the ash receiving box is fixed on the sliding rod, and an ash receiving opening of the ash receiving box completely covers the scraping plate.
The utility model has the preferable technical scheme that: the inside of mount pad is fixed with the mount, the motor is installed in the inside of mount, the output fixedly connected with transmission shaft of motor, gear drive includes that fixed cover establishes at epaxial driving gear of transmission and symmetrical meshing at the driven gear at the both ends of driving gear, and every driven gear is connected with the mount through the pivot rotation, is fixed with sector gear at the pivot top of every driven gear, and two sector gears are same direction horizontal rotation, is equipped with double-sided rack between linking sector gear, the rack is connected with the slide bar, when motor drive two driven gears rotate, the rack meshes with one of them sector gear respectively.
The utility model has the preferable technical scheme that: the air inlet end of the waste gas treatment box is provided with a mounting plate and is fixed on the welding machine through the mounting plate.
The utility model has the preferable technical scheme that: and a support is sleeved and supported outside the exhaust pipe.
The utility model has the preferable technical scheme that: the lateral wall of exhaust treatment case is fixed with the supporting shoe, supporting shoe and slide bar sliding connection.
Compared with the related art, the utility model is provided with the filter screen cleaning mechanism, the filter screen cleaning mechanism can be used for scraping and cleaning dust on the filter screen, and when the dust is cleaned, the motor is started to drive the driving gear to rotate, so that the driven gears at two ends are meshed with each other to rotate, the rotating shaft in the middle of the driven gears rotates on the surface of the fixing frame and drives the sector gear to rotate in the rotating process, and the sector gear rotates to drive the sliding rod to slide in the supporting block when the rack is meshed and transmitted; the sector gears that two same orientation set up for the slide bar forms reciprocal sliding motion, thereby the scraper blade of slide bar tip is along the reciprocal slip of active carbon filter screen surface strike off clean active carbon filter screen surface's filterable waste gas impurity, thereby avoid dust particle to block up the mesh and influence filtering quality.
Drawings
FIG. 1 is a schematic diagram of a structure provided by the present utility model;
FIG. 2 is a schematic view of a cleaning mechanism according to the present utility model;
fig. 3 is a schematic structural view of a connection between a driving gear and a sector gear of a cleaning mechanism in the present utility model.
Reference numerals in the drawings: 1. the device comprises an exhaust gas treatment box 2, a mounting plate 3, a welding machine 4, a cleaning mechanism 41, a mounting seat 42, a fixing frame 43, a motor 44, a transmission shaft 45, a driving gear 46, a driven gear 47, a rotating shaft 48, a sector gear 49, a rack 410, a sliding rod 411, a scraping plate 412, a supporting block 413, an ash receiving box 5, an activated carbon filter screen 6, an air suction fan 7, an exhaust pipe 8 and a bracket.
Description of the embodiments
The utility model is further described below with reference to the drawings and examples. Figures 1 to 3 are drawings of embodiments, drawn in a simplified manner, for the purpose of clearly and concisely illustrating embodiments of the present utility model. The following technical solutions presented in the drawings are specific to embodiments of the present utility model and are not intended to limit the scope of the claimed utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, or the directions or positional relationships conventionally put in place when the inventive product is used, or the directions or positional relationships conventionally understood by those skilled in the art are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Referring to fig. 1, fig. 2 and fig. 3 in combination, fig. 1 is a schematic structural diagram of a welding exhaust gas treatment device according to a preferred embodiment of the present utility model; FIG. 2 is a schematic view of the cleaning mechanism shown in FIG. 1; fig. 3 is a schematic view of the connection between the drive gear and the sector gear of the cleaning mechanism shown in fig. 2.
The embodiment provides a welding waste gas treatment device, as shown in fig. 1, 2 and 3, which comprises a waste gas treatment box 1 with a gas inlet at the bottom, wherein the gas inlet end of the waste gas treatment box 1 is provided with a mounting plate 2 and is fixed on a welding machine 3 through the mounting plate 2; the top of the waste gas treatment box 1 is communicated with an exhaust pipe 7, a support 8 is sleeved and supported outside the exhaust pipe 7, a cleaning mechanism 4, an activated carbon filter screen 5 and an air suction fan 6 are mounted inside the waste gas treatment box 1, the activated carbon filter screen 5 is transversely arranged in the middle of the waste gas treatment box 1, the waste gas treatment box 1 is divided into an air inlet cavity communicated with an air inlet and an air outlet cavity communicated with the exhaust pipe 7, the air suction fan 6 is mounted in the air outlet cavity, and an air suction opening faces the air inlet. The cleaning mechanism 4 comprises a mounting seat 41 fixed on the side wall of the waste gas treatment box 1 and a scraping plate 411 positioned below the activated carbon filter screen 5, the mounting seat 41 is arranged at a position corresponding to the activated carbon filter screen 5, a fixing frame 42 is fixed in the mounting seat 41, a motor 43 is fixed in the fixing frame 42, an output shaft of the motor 43 is connected with a sliding rod 410 through a gear transmission mechanism, the sliding rod 410 horizontally stretches into the waste gas treatment box 1 and is connected with the scraping plate 411, a working surface of the scraping plate 411 is in contact with the activated carbon filter screen 5, an ash receiving box 413 is arranged below the scraping plate 411, the ash receiving box 413 is fixed on the sliding rod 410, an ash receiving opening of the ash receiving box 413 completely covers the scraping plate 411, and the ash receiving box 413 is used for receiving cleaned dust.
In the welding exhaust gas treatment device provided in the embodiment, as shown in fig. 2 and fig. 3, the output end of the motor 43 is fixedly connected with the shaft transmission shaft 44, the gear transmission mechanism comprises a driving gear 45 fixedly sleeved on the shaft transmission shaft 44 and driven gears 46 symmetrically meshed with two ends of the driving gear 45, a rotating shaft 47 is fixed in the middle of the driven gears 46, the rotating shaft 47 is rotationally connected with the fixing frame 42, a sector gear 48 is fixed at the top of the rotating shaft 47, and the rotating shaft 47 is embedded into the fixing frame 42 to rotate so as to drive the sector gear 48 to rotate. The end of the sector gear 48 is meshed with a rack 49, the end of the rack 49 is fixed with a slide bar 410, and the end of the slide bar 410 is fixed with a scraper 411. The driving gear 45 is driven by the starting motor 43 to rotate, so that driven gears 46 at two ends are meshed with each other to rotate, a rotating shaft 47 in the middle of the driven gears 46 rotates on the surface of the fixing frame 42 and drives the sector gear 48 to rotate in the rotating process, the sector gear 48 rotates to drive the sliding rod 410 to slide in the supporting block 412 when the rack 49 is meshed and transmitted, a scraping plate 411 is arranged at the top of the sliding rod 410, and the working surface of the scraping plate 411 is attached to the bottom surface of the activated carbon filter screen 5. The motor 43 makes the scraping plate 411 at the end part of the sliding rod 410 slide reciprocally along the surface of the activated carbon filter screen 5 through the gear rack rotating mechanism, so as to scrape and clean the filtered waste gas impurities on the surface of the activated carbon filter screen 5, and prevent dust particles from blocking meshes, thereby affecting the filtering performance. Two driven gears 46 are engaged with both ends of the driving gear 45, and the two driven gears 46 are convenient for driving the two sector gears 48 to reciprocate. The side wall of the exhaust gas treatment box 1 is fixed with a supporting block 412, the supporting block 412 is in sliding connection with the sliding rod 410, and a supporting point is provided for the sliding rod 410 by the sliding of the supporting block 412.
The two sector gears 48 are arranged, the two sector gears 48 horizontally rotate in the same direction, when one end of one sector gear 48 is meshed with the rack 49, the sliding rod 410 is driven to inwards slide in the waste gas treatment tank 1, and when the other sector gear 48 rotates around the circumference, the sliding rod 410 is driven to outwards slide when the other sector gear 48 is meshed with the rack 49, so that the sliding rod 410 forms reciprocating sliding motion. In practical application, the size of the sector gear can be changed, so that the sector gear can be matched with the lengths of the rack on the slide bar and the filter screen, and dust on the whole filter screen can be scraped and cleaned in the reciprocating motion process.
The working principle of the welding waste gas treatment device provided by the utility model is as follows:
the first step: the user places exhaust treatment device on welding machine 3, runs through it through the screw afterwards and fixes for exhaust treatment device installs on welding machine 3 so that produce the waste gas and absorb fast in the welding process, avoid the diffusion in the air.
And a second step of: and starting the air suction fan 6 to suck the waste gas generated in the welding process into the waste gas treatment box 1, and filtering the waste gas by the activated carbon filter screen 5.
And a third step of: when the activated carbon filter screen 5 is used for a long time, meshes are blocked, during cleaning, the driving gear 45 is driven by the starting motor 43, the driven gears 46 at two ends are meshed with each other to rotate, the rotating shaft 47 in the middle of the driven gear 46 rotates along the surface of the fixing frame 42 and drives the sector gears 48 to rotate, the sector gears 48 rotate to drive the sliding rods 410 to slide in the supporting blocks 412 when the racks 49 are meshed with each other, at the moment, the two sector gears 48 rotate in the same direction, when one end of one sector gear 48 is meshed with the racks 49, the sliding rods 410 are driven to slide inwards in the waste gas treatment box 1, and along with the circumferential rotation of one sector gear 48, the sliding rods 410 are driven to slide outwards when the other sector gear 48 is meshed with the racks 49, so that the sliding rods 410 form reciprocating sliding motion, the scraping plates 411 at the ends of the sliding rods 410 slide along the surface of the activated carbon filter screen 5 to scrape and clean filtered waste gas impurities on the surface of the activated carbon filter screen 5, and the scraped dust impurities can drop into the dust collecting boxes below, and the dust collecting boxes are taken out to clean the dust collecting boxes regularly, and dust blocking the dust particles can be effectively avoided, and filtering performance is influenced.
According to the utility model, the filter screen cleaning mechanism is arranged, so that the filtered waste gas impurities on the surface of the activated carbon filter screen 5 are scraped and cleaned, and the influence on the filtering performance caused by the blockage of the meshes by dust particles is avoided.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (4)
1. A welding exhaust gas treatment device, characterized in that: the treatment device comprises an exhaust gas treatment box (1) with an air inlet at the bottom, an exhaust pipe (7) is communicated with the top of the exhaust gas treatment box (1), a cleaning mechanism (4), an activated carbon filter screen (5) and an air suction fan (6) are arranged in the exhaust gas treatment box (1), the activated carbon filter screen (5) is transversely arranged in the middle of the exhaust gas treatment box (1) to divide the interior of the exhaust gas treatment box (1) into an air inlet cavity communicated with the air inlet and an air outlet cavity communicated with the exhaust pipe (7), and the air suction fan (6) is arranged in the air outlet cavity with the air suction inlet towards the air inlet; the cleaning mechanism (4) comprises a mounting seat (41) fixed on the side wall of the waste gas treatment box (1) and a scraping plate (411) positioned below the activated carbon filter screen (5), the mounting seat (41) is arranged at a position corresponding to the activated carbon filter screen (5), a motor (43) is arranged on the mounting seat (41), an output shaft of the motor (43) is connected with a sliding rod (410) through a gear transmission mechanism, the sliding rod (410) horizontally stretches into the waste gas treatment box (1) and is connected with the scraping plate (411), a working surface of the scraping plate (411) is in contact with the activated carbon filter screen (5), an ash receiving box (413) is arranged below the scraping plate (411), and the ash receiving box (413) is fixed on the sliding rod (410) in a clamping mode, and an ash receiving opening of the ash receiving box completely covers the scraping plate (411).
The inside of mount pad (41) is fixed with mount (42), motor (43) are installed in the inside of mount (42), the output fixedly connected with transmission shaft (44) of motor (43), gear drive includes fixed cover establishes driving gear (45) and symmetrical meshing at driven gear (46) at the both ends of driving gear (45) on transmission shaft (44), and every driven gear (46) is connected with mount (42) rotation through pivot (47), is fixed with sector gear (48) at the pivot (47) top of every driven gear (46), and two sector gears (48) are same direction horizontal rotation, are equipped with double-sided rack (49) between linking sector gear (48), rack (49) are connected with slide bar (410), when motor (43) drive two driven gears (46) rotate, rack (49) mesh with one of them sector gear (48) respectively.
2. A welding exhaust gas treatment apparatus according to claim 1, wherein: the air inlet end of the waste gas treatment box (1) is provided with a mounting plate (2), and the waste gas treatment box is fixed on a welding machine (3) through the mounting plate (2).
3. A welding exhaust gas treatment apparatus according to claim 1, wherein: a support (8) is sleeved and supported outside the exhaust pipe (7).
4. A welding exhaust gas treatment apparatus according to claim 1, wherein: the side wall of the waste gas treatment box (1) is fixedly provided with a supporting block (412), and the supporting block (412) is in sliding connection with the sliding rod (410).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321558230.0U CN220443442U (en) | 2023-06-16 | 2023-06-16 | Welding exhaust treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321558230.0U CN220443442U (en) | 2023-06-16 | 2023-06-16 | Welding exhaust treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220443442U true CN220443442U (en) | 2024-02-06 |
Family
ID=89735287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321558230.0U Active CN220443442U (en) | 2023-06-16 | 2023-06-16 | Welding exhaust treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220443442U (en) |
-
2023
- 2023-06-16 CN CN202321558230.0U patent/CN220443442U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |