CN220696171U

CN220696171U - Exhaust treatment device for metal surface treatment

Info

Publication number: CN220696171U
Application number: CN202322189278.5U
Authority: CN
Inventors: 盛斌
Original assignee: Hubei Dongji Metal Surface Treatment Co ltd
Current assignee: Hubei Dongji Metal Surface Treatment Co ltd
Priority date: 2023-08-15
Filing date: 2023-08-15
Publication date: 2024-04-02
Anticipated expiration: 2033-08-15

Abstract

The utility model discloses an exhaust gas treatment device for metal surface treatment, which relates to the technical field of exhaust gas treatment and specifically comprises a mounting seat, wherein a filter vat is arranged at the top of the mounting seat, a dust box is arranged at the bottom of the filter vat, the bottom of the dust box is fixed on the mounting seat, the inside of the filter vat is communicated with the inside of the dust box, a supporting ring is arranged on the inner wall of the filter vat, a filter screen is arranged in the filter vat, the bottom edge of the filter screen is in sealing connection with the top of the supporting ring, the top of the filter screen is fixed in the filter vat through a connecting mechanism, a cover plate is connected with the top of the filter vat, the cover plate is in threaded connection with the filter vat, one side of the top of the cover plate is connected with an air pump, and an air inlet pipe is connected with an air inlet pipe. The utility model provides a can carry the filter vat with the external gas in through the air pump, blow the filter screen and blow away the metal powder of adhesion on the filter screen, can accomplish the clearance, need not to pull down the filter screen and clear up, the clearance is convenient, improves result of use.

Description

Exhaust treatment device for metal surface treatment

Technical Field

The utility model relates to the technical field of waste gas treatment devices, in particular to a waste gas treatment device for metal surface treatment.

Background

At present, as one of the most important parts materials in industry, construction industry and the like, in use, the surface of a metal part is generally required to be treated, so that the specific use requirement is met.

When the metal piece is subjected to surface treatment, harmful gas is generated, the metal piece needs to be treated through waste gas treatment equipment, the existing waste gas treatment equipment generally needs to be introduced into a filtering mechanism firstly to filter metal powder in the waste gas, then the waste gas after filtration is conveyed into an adsorption tower to be adsorbed and treated cleanly, and finally the clean gas is discharged into the external environment, however, in use of the filtering mechanism, a filter element is easy to be blocked by the metal powder, after the filter element is blocked, a worker is required to remove the filter element from the filtering mechanism to clean the filter element, the cleaning is troublesome, and the use effect is poor.

Disclosure of Invention

Aiming at the defects of the existing waste gas treatment device, the utility model provides the waste gas treatment device for metal surface treatment, which has the advantages of purging a filter screen through an air pump and being convenient to clean, and solves the problems in the background technology.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a waste gas treatment device for metal surface treatment, includes the mount pad, and the top of mount pad is equipped with the filter vat, and the dust box is installed to the bottom of filter vat, and the bottom of dust box is fixed on the mount pad, and the filter vat is inside to be linked together with the dust box is inside, installs the support ring on the filter vat inner wall, is equipped with the filter screen in the filter vat, and the bottom edge and the support ring top sealing connection of filter screen, and the filter screen top is fixed in the filter vat through coupling mechanism;

the top of the filter vat is connected with a cover plate, the cover plate is connected with threads of the filter vat, one side of the top of the cover plate is connected with an air pump, an air inlet pipe is connected with an air inlet of the air pump, the air inlet pipe is communicated with the external environment, an air outlet of the air pump is connected with an air outlet pipe, the other end of the air outlet pipe is communicated with the interior of the filter vat, the other end of the air outlet pipe is positioned above the filter screen, and a first valve is arranged on the air outlet pipe;

the dust box is internally provided with a dust box which is of a net structure, one end of the dust box is provided with a sealing plate which covers the opening of the dust box, and the sealing plate is in sealing fit with the opening of the dust box.

Optionally, still include waste gas conveying mechanism, waste gas conveying mechanism is including fixing the delivery pump in mount pad top one end, delivery pump air inlet department is connected with first waste gas pipe, the other end of first waste gas pipe is linked together with outside metal surface treatment equipment's studio, delivery pump's gas outlet department is connected with the second waste gas pipe, the other end of second waste gas pipe is fixed on the filter vat lateral wall, and the other end of second waste gas pipe is located the filter screen below, the adsorption tank is installed to top one side of apron, the bottom and the filter vat inside of adsorption tank are linked together, the blast pipe is installed at the top of adsorption tank, the blast pipe other end links to each other with external environment.

Optionally, the connecting mechanism comprises a threaded cylinder connected with the edge of the top of the filter screen, the outer surface of the threaded cylinder is in threaded fit with the inner wall of the filter screen, and a handle is arranged in the threaded cylinder.

Optionally, the first connecting block is all installed to the both sides of closing plate, and the second connecting block is all installed to the one end that the both sides of dust collection box are close to the closing plate, has seted up the mounting hole on the first connecting block, installs the screw thread knob in the mounting hole, has seted up the screw hole on the second connecting block, screw thread knob one end and screw hole screw-thread fit.

Optionally, a breather pipe is installed on one side of the dust collection box, and a second valve is installed on the breather pipe.

Optionally, a third valve is installed on both the second exhaust pipe and the exhaust pipe.

Compared with the prior art, the utility model has the advantages that: can carry the filter vat with the external gas in through the air pump, blow the filter screen and blow away, blow away the metal powder of adhesion on the filter screen, can accomplish the clearance, need not to pull down the filter screen and clear up, the clearance is convenient, improves result of use.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a front view of the structure of the present utility model.

Fig. 3 is a cross-sectional view of the filter vat structure of the present utility model.

In the figure: 1. a mounting base; 2. a filter vat; 3. a dust collection box; 4. a support ring; 5. a filter screen; 6. a cover plate; 7. an air pump; 8. an air inlet pipe; 9. an air outlet pipe; 10. a first valve; 11. a dust collection box; 12. a sealing plate; 13. a transfer pump; 14. a first exhaust pipe; 15. a second exhaust pipe; 16. an exhaust pipe; 17. a thread cylinder; 18. a handle; 19. a first connection block; 20. a second connection block; 21. a mounting hole; 22. a threaded knob; 23. a threaded hole; 24. a vent pipe; 25. a second valve; 26. a third valve; 27. an adsorption box.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

Referring to fig. 1 to 3, the present utility model provides a technical solution: the utility model provides a waste gas treatment device for metal surface treatment, including mount pad 1, the top of mount pad 1 is equipped with filter vat 2, dust collection box 3 is installed to the bottom of filter vat 2, the bottom of dust collection box 3 is fixed on mount pad 1, and filter vat 2 inside is linked together with dust collection box 3 inside, install support ring 4 on the filter vat 2 inner wall, filter vat 2 inside is equipped with filter screen 5, the bottom edge and the top sealing connection of support ring 4 of filter screen 5, the filter screen 5 top is fixed in filter vat 2 through coupling mechanism, can filter the waste gas that carries in the filter vat 2 through filter screen 5, the metal powder in the waste gas filters cleanly, improve the result of use;

as shown in fig. 1 and 2, the top of the filter vat 2 is connected with a cover plate 6, the cover plate 6 is connected with the filter vat 2 by screw threads, one side of the top of the cover plate 6 is connected with an air pump 7, an air inlet pipe 8 is connected to an air inlet of the air pump 7, the air inlet pipe 8 is communicated with the external environment, an air outlet pipe 9 is connected to an air outlet of the air pump 7, the other end of the air outlet pipe 9 is communicated with the inside of the filter vat 2, the other end of the air outlet pipe 9 is positioned above the filter screen 5, a first valve 10 is arranged on the air outlet pipe 9, after the filtering is finished, a third valve 26 is closed, the first valve 10 and a second valve 25 are opened, the air pump 7 can convey external air to the inside of the filter vat 2, the filter screen 5 is purged, metal powder filtered by the filter screen 5 is blown into a dust box 11, the filter screen 5 is not required to be removed for cleaning, and the use effect is improved;

as shown in fig. 1, the dust box 3 is internally provided with a dust box 11, the dust box 11 is in a net structure, one end of the dust box 11 is provided with a sealing plate 12, the sealing plate 12 covers the opening of the dust box 3, the sealing plate 12 is in sealing fit with the opening of the dust box 3, the opening of the dust box 3 can be sealed through the sealing plate 12, the air pump 7 blows the residual metal powder on the filter screen 5 into the dust box 11 for collection, and the redundant gas can be discharged through the vent pipe 24.

As shown in fig. 1 and 2, the utility model further comprises an exhaust gas conveying mechanism, wherein the exhaust gas conveying mechanism comprises a conveying pump 13 fixed at one end of the top of the mounting seat 1, a first exhaust gas pipe 14 is connected to an air inlet of the conveying pump 13, the other end of the first exhaust gas pipe 14 is communicated with a working chamber of external metal surface treatment equipment, a second exhaust gas pipe 15 is connected to an air outlet of the conveying pump 13, the other end of the second exhaust gas pipe 15 is fixed on the side wall of the filter vat 2, the other end of the second exhaust gas pipe 15 is positioned below the filter screen 5, exhaust gas generated in the metal surface treatment process can be conveyed into the filter vat 2 through the conveying pump 13 through the first exhaust gas pipe 14 and the second exhaust gas pipe 15, and metal powder mixed in the exhaust gas can be filtered through the filter screen 5;

as shown in fig. 1 and 2, an adsorption box 27 is installed at one side of the top of the cover plate 6, the bottom of the adsorption box 27 is communicated with the inside of the filter vat 2, an exhaust pipe 16 is installed at the top of the adsorption box 27, the other end of the exhaust pipe 16 is connected with the external environment, activated carbon is placed in the adsorption box 27, filtered gas can pass through the filter screen 5 to be conveyed into the adsorption box 27, harmful gas in waste gas is adsorbed cleanly through the activated carbon in the adsorption box 27, and finally the harmful gas is discharged through the exhaust pipe 16.

As shown in fig. 1 and 3, the connecting mechanism comprises a threaded cylinder 17 connected with the top edge of the filter screen 5, the outer surface of the threaded cylinder 17 is in threaded fit with the inner wall of the filter vat 2, a handle 18 is arranged in the threaded cylinder 17, the threaded cylinder 17 can be driven to rotate by rotating the handle 18, the filter screen 5 is detached from the filter vat 2, the assembly and the disassembly are convenient, and the use effect is improved.

As shown in fig. 1 and 2, the first connecting blocks 19 are installed on two sides of the sealing plate 12, the second connecting blocks 20 are installed on two sides of the dust box 3, which are close to one end of the sealing plate 12, the first connecting blocks 19 are provided with mounting holes 21, threaded knobs 22 are installed in the mounting holes 21, threaded holes 23 are formed in the second connecting blocks 20, one ends of the threaded knobs 22 are in threaded fit with the threaded holes 23, and the sealing plate 12 can be fixed on the dust box 3 through the matching of the threaded knobs 22 and the threaded holes 23, so that the fixing is stable.

As shown in fig. 1 and 2, a vent pipe 24 is installed at one side of the dust box 3, a second valve 25 is installed on the vent pipe 24, and the opening and closing of the vent pipe 24 can be controlled by the second valve 25, so that exhaust gas can be prevented from being discharged to the external environment through the vent pipe 24 in the filtering process, and the exhaust gas treatment is not affected.

As shown in fig. 1 and 2, the second exhaust pipe 15 and the exhaust pipe 16 are provided with a third valve 26, and the second exhaust pipe 15 and the exhaust pipe 16 can be closed by the third valve 26, so that the gas conveyed by the air pump 7 is prevented from being discharged from the second exhaust pipe 15 and the exhaust pipe 16 in the process of purging the filter screen 5, and the purging of the filter screen 5 and the collection of metal powder are prevented from being influenced.

In summary, this exhaust gas treatment device for metal surface treatment, when handling, first valve 10 and second valve 25 are closed at first, and open third valve 26, then carry the filter vat 2 through delivery pump 13 with the waste gas that produces in the metal surface treatment process through first waste gas pipe 14 and second waste gas pipe 15, waste gas passes filter screen 5 and carries in adsorption tank 27, the in-process that waste gas passed filter screen 5, filter screen 5 can filter the metal powder that mixes in the waste gas, the waste gas that remains and carry in adsorption tank 27 is adsorbed through the active carbon in the adsorption tank 27, can adsorb the harmful gas in the waste gas clean, finally clean gas discharges outside environment through blast pipe 16, when filter screen 5 blocks up, close third valve 26, open first valve 10 and second valve 25, then control air pump 7 work, air pump 7 carries outside air through intake pipe 8 and outlet duct 9 in the filter vat 2, carry out in the dust collection box 11 of below to filter screen 5 under the metal powder that blows down, unnecessary air passes through dust collection box 11 lateral wall and is discharged from 24, the breather pipe can be removed from the filter screen 5, can be conveniently clear up.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a metal is exhaust treatment device for surface treatment, includes mount pad (1), its characterized in that: the top of mount pad (1) is equipped with filter vat (2), dust collection box (3) is installed to the bottom of filter vat (2), and the bottom of dust collection box (3) is fixed on mount pad (1), and filter vat (2) inside is linked together with dust collection box (3) inside, installs support ring (4) on filter vat (2) inner wall, is equipped with filter screen (5) inside filter vat (2), the bottom edge and the top sealing connection of support ring (4) of filter screen (5), and filter screen (5) top is fixed in filter vat (2) through coupling mechanism;

the top of the filter vat (2) is connected with a cover plate (6), the cover plate (6) is connected with the filter vat (2) through threads, one side of the top of the cover plate (6) is connected with an air pump (7), an air inlet pipe (8) is connected to an air inlet of the air pump (7), the air inlet pipe (8) is communicated with the external environment, an air outlet pipe (9) is connected to an air outlet of the air pump (7), the other end of the air outlet pipe (9) is communicated with the inside of the filter vat (2), the other end of the air outlet pipe (9) is located above the filter vat (5), and a first valve (10) is arranged on the air outlet pipe (9);

the dust box (3) is internally provided with a dust box (11), the dust box (11) is of a net structure, one end of the dust box (11) is provided with a sealing plate (12), the sealing plate (12) covers the opening of the dust box (3), and the sealing plate (12) is in sealing fit with the opening of the dust box (3).

2. An exhaust gas treatment device for metal surface treatment according to claim 1, wherein: still include waste gas conveying mechanism, waste gas conveying mechanism is including fixing delivery pump (13) at mount pad (1) top one end, delivery pump (13) air inlet department is connected with first waste gas pipe (14), the other end and the working chamber of outside metal surface treatment equipment of first waste gas pipe (14) are linked together, the gas outlet department of delivery pump (13) is connected with second waste gas pipe (15), the other end of second waste gas pipe (15) is fixed on filter vat (2) lateral wall, and the other end of second waste gas pipe (15) is located filter screen (5) below, adsorption case (27) are installed to top one side of apron (6), adsorption case (27) bottom and filter vat (2) inside are linked together, blast pipe (16) are installed at the top of adsorption case (27), the blast pipe (16) other end links to each other with external environment.

3. An exhaust gas treatment device for metal surface treatment according to claim 1, wherein: the connecting mechanism comprises a threaded cylinder (17) connected with the top edge of the filter screen (5), the outer surface of the threaded cylinder (17) is in threaded fit with the inner wall of the filter vat (2), and a handle (18) is arranged in the threaded cylinder (17).

4. An exhaust gas treatment device for metal surface treatment according to claim 1, wherein: the dust collection device is characterized in that first connecting blocks (19) are arranged on two sides of the sealing plate (12), second connecting blocks (20) are arranged on two sides of the dust collection box (3) close to one end of the sealing plate (12), mounting holes (21) are formed in the first connecting blocks (19), threaded knobs (22) are arranged in the mounting holes (21), threaded holes (23) are formed in the second connecting blocks (20), and one ends of the threaded knobs (22) are in threaded fit with the threaded holes (23).

5. An exhaust gas treatment device for metal surface treatment according to claim 1, wherein: one side of the dust box (3) is provided with a vent pipe (24), and the vent pipe (24) is provided with a second valve (25).

6. An exhaust gas treatment device for metal surface treatment according to claim 2, wherein: a third valve (26) is arranged on the second exhaust pipe (15) and the exhaust pipe (16).