CN218011668U

CN218011668U - Exhaust device is handled with tail gas to chemical industry safety

Info

Publication number: CN218011668U
Application number: CN202221442659.9U
Authority: CN
Inventors: 王玉强; 王立飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-10
Filing date: 2022-06-10
Publication date: 2022-12-13
Anticipated expiration: 2032-06-10

Abstract

The utility model belongs to the technical field of chemical production, especially, be a tail gas treatment exhaust device for chemical industry safety, including the exhaust duct, the one end of exhaust duct is used for connecting air exhauster, the other end for the suction nozzle to be the discharge nozzle, tail gas treatment exhaust device for chemical industry safety still includes: the bottom surface of the air exhaust barrel is provided with an ash exhaust port, and the filter screen is arranged in the air exhaust barrel at a position close to the ash exhaust port; collecting tank; a choke plate; the utility model discloses a tail gas treatment exhaust device for chemical industry safety has the filter screen and realizes filtering capability, and particulate matter in the tail gas is blocked by the filter screen, falls into the collecting vat from the ash discharge pipe and collects, and the centralized processing is convenient, and the collecting vat utilizes the installation component to realize the installation, easily dismantles the clearance; have the choke plate, the inclination of choke plate controls through the angle control subassembly, and the volume of airing exhaust can be adjusted to the use needs of reality, and device adaptability is better, reliably adapts to different work of airing exhaust.

Description

Exhaust device is handled with tail gas to chemical industry safety

Technical Field

The utility model belongs to the technical field of chemical production, concretely relates to tail gas treatment exhaust device for chemical industry safety.

Background

The chemical production process refers to a production process for chemically processing raw materials to finally obtain valuable products, due to the diversity of the raw materials and the products and the complexity of the production process, tens of thousands of chemical production processes are formed, and the various chemical production processes are organically combined by chemical (biological) reactions and a plurality of physical operations in the longitudinal view; the chemical (biological) reaction and reactor are the core of chemical production, and the physical process has the functions of preparing proper reaction conditions for the chemical (biological) reaction and separating and purifying reactants to obtain the final product.

In the chemical production process, tail gas containing harmful substances can be generated, and the tail gas is generally extracted by an exhaust fan and conveyed to a tail gas treatment system in the traditional mode.

The traditional mode of utilizing the air exhauster directly to carry chemical production tail gas to the tail gas treatment system has the following problems to be solved urgently:

1. after long-term operation, particulate matters contained in the tail gas easily block an exhaust pipeline system, and the maintenance is very troublesome;

2. the volume of airing exhaust can't adjust to actual use needs, and the adaptability of device is not high, is difficult to adapt to different work of airing exhaust.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, the utility model provides a tail gas treatment exhaust device for chemical safety, which has the characteristics of convenient use, easy cleaning and convenient adjustment.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a chemical industry is tail gas treatment exhaust device for safety, includes the exhaust tube, the one end of exhaust tube is used for connecting air exhauster, the other end for the air cock and is used for carrying tail gas to chemical production tail gas processing system, chemical industry is tail gas treatment exhaust device for safety still includes:

the bottom surface of the air exhaust barrel is provided with an ash exhaust port, and the filter screen is arranged in the air exhaust barrel at a position close to the ash exhaust port;

the collecting tank is detachably arranged at the bottom end of the ash discharge pipe and used for receiving particulate matters falling from the ash discharge port;

the wind-resistant plate comprises a wind-resistant plate, wherein mounting shafts are fixed at two ends of the wind-resistant plate, the mounting shafts are transversely erected in the wind exhaust barrel by bearing supports, and an angle control assembly for controlling the rotating angle of the wind-resistant plate is arranged on the outer wall of the wind exhaust barrel.

As a preferred technical solution of the present invention, the dust collecting device further includes two sets of symmetrically distributed installation components, the collecting tank is installed at the bottom end of the ash discharging pipe by using the installation components, and the installation components include movable pieces, telescopic springs, a top block and a threaded rod, an upper connecting flange is fixed on the bottom surface of the ash discharging pipe, a lower connecting flange corresponding to the upper connecting flange is fixed on the top end of the collecting tank, a fixed block is fixed on the outer wall of the upper connecting flange, an installation column penetrating through the movable pieces is fixed on the bottom surface of the fixed block, a limiting disc is fixed at the bottom end of the installation column, and the telescopic springs are sleeved on the installation column and located between the movable pieces and the limiting disc; the threaded rod is installed through the screw thread mode of closing soon on the movable plate, just the top of threaded rod runs through behind the movable plate through the bearing with the kicking block rotates continuously.

As an optimal technical scheme of the utility model go up flange with it has rubber seal to fill between the flange down.

As an optimal technical scheme of the utility model, angle control subassembly includes worm and worm wheel, the worm wheel is fixed the tip of installation axle the exhaust stack outer wall is fixed with two interval distribution's installation piece, the worm passes through the bearing support and transversely erects two between the installation piece, just the worm with the worm wheel meshes mutually.

As a preferred technical scheme of the utility model, the end fixing of worm has the knob.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a tail gas treatment exhaust device for chemical industry safety has the filter screen and realizes filtering function, and particulate matter in the tail gas is blocked by the filter screen, falls into the collecting vat from the ash discharge pipe subsequently and collects, and the centralized processing of being convenient for, and the collecting vat utilizes the installation subassembly to realize the installation, easily dismantles the clearance; the wind-resistant plate has the advantages that the inclination angle of the wind-resistant plate is controlled through the angle control assembly, the air exhaust amount can be adjusted according to actual use requirements, the device is better in adaptability, and different air exhaust work can be reliably adapted.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic side sectional view of the present invention;

FIG. 3 is an enlarged schematic view of the mounting assembly of FIG. 1 according to the present invention;

fig. 4 is an enlarged schematic view of the angle control assembly of fig. 1 according to the present invention;

in the figure: 1. an exhaust duct; 2. an air inlet nozzle; 3. an exhaust nozzle; 4. an ash discharge pipe; 5. collecting tank; 6. mounting the component; 7. an angle control assembly; 8. an ash discharge port; 9. a filter screen; 10. a choke plate; 11. installing a shaft; 12. an upper connecting flange; 13. a lower connecting flange; 14. a rubber seal ring; 15. a fixed block; 16. mounting a column; 17. a movable sheet; 18. a limiting disc; 19. a tension spring; 20. a top block; 21. a threaded rod; 22. mounting blocks; 23. a worm; 24. a knob; 25. a worm gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a tail gas treatment exhaust device for chemical industry safety, includes exhaust duct 1, exhaust duct 1's one end is used for connecting air exhauster 2 for the suction nozzle, the other end is exhaust nozzle 3 and is arranged in carrying tail gas to chemical production tail gas processing system, and tail gas treatment exhaust device for chemical industry safety still includes: the bottom surface of the exhaust cylinder 1 is provided with an ash discharge port 8, and the filter screen 9 is arranged in the exhaust cylinder 1 and close to the ash discharge port 8; the collecting tank 5 is fixedly provided with an ash discharge pipe 4 at the position, corresponding to the ash discharge port 8, of the bottom surface of the air exhaust cylinder 1, and the collecting tank 5 is detachably arranged at the bottom end of the ash discharge pipe 4 and used for receiving particulate matters falling from the ash discharge port 8; the device comprises a choke plate 10, wherein mounting shafts 11 are fixed at two ends of the choke plate 10, the mounting shafts 11 are transversely erected in an exhaust cylinder 1 by utilizing bearing supports, and an angle control assembly 7 for controlling the rotation angle of the choke plate 10 is mounted on the outer wall of the exhaust cylinder 1; tail gas continues to be carried in exhaust stack 1, passes through choke plate 10 afterwards, discharges from exhaust nozzle 3 again, and the usable angle control subassembly 7 of the inclination of choke plate 10 realizes the adjustment, and the volume of airing exhaust can be adjusted to actual use needs promptly, and device adaptability is better, reliably adapts to different work of airing exhaust.

Specifically, according to fig. 1 and fig. 3, in this embodiment, the dust collecting device further includes two sets of symmetrically distributed mounting assemblies 6, the collecting tank 5 is mounted at the bottom end of the dust exhaust pipe 4 by using the mounting assemblies 6, and the mounting assemblies 6 include movable pieces 17, telescopic springs 19, a top block 20 and a threaded rod 21, an upper connecting flange 12 is fixed on the bottom surface of the dust exhaust pipe 4, a lower connecting flange 13 corresponding to the upper connecting flange 12 is fixed at the top end of the collecting tank 5, a fixed block 15 is fixed on the outer wall of the upper connecting flange 12, a mounting post 16 penetrating through the movable pieces 17 is fixed on the bottom surface of the fixed block 15, a limiting disc 18 is fixed at the bottom end of the mounting post 16, and the telescopic springs 19 are sleeved on the mounting post 16 and located between the movable pieces 17 and the limiting disc 18; the threaded rod 21 is installed on the movable piece 17 in a threaded screwing mode, the top end of the threaded rod 21 penetrates through the movable piece 17 and then is connected with the top block 20 in a rotating mode through a bearing, the collecting tank 5 is arranged at the bottom end of the ash discharge pipe 4, the lower connecting flange 13 is in butt joint with the upper connecting flange 12, then the movable piece 17 is pulled down, the telescopic spring 19 contracts, the movable piece 17 rotates for a certain angle after the top block 20 passes through the lower connecting flange 13 until the top block 20 corresponds to the lower connecting flange 13, then the movable piece 17 is loosened, the telescopic spring 19 releases elastic force, the movable piece 17 moves upwards to reset, the top block 20 abuts against the lower connecting flange 13, installation of the collecting tank 5 is achieved, and in order to further improve installation stability of the collecting tank 5, the threaded rod 21 can also rotate, and the threaded rod 21 further pushes up and pushes down the lower connecting flange 13 under the action of threaded screwing; when collecting vat 5 is dismantled to needs and is cleared up, pull down movable plate 17, make kicking block 20 break away from flange 13 down, later rotatory movable plate 17 certain angle, until kicking block 20 with flange 13 dislocation down, can take off collecting vat 5, it is very convenient.

Specifically, according to fig. 1 and 3, in the present embodiment, a rubber seal ring 14 is filled between the upper connecting flange 12 and the lower connecting flange 13, so as to improve the sealing performance of the installation of the collecting tank 5.

Specifically, according to fig. 1, fig. 2 and fig. 4, in this embodiment, the angle control assembly 7 includes a worm 23 and a worm wheel 25, the worm wheel 25 is fixed at an end of the mounting shaft 11, two mounting blocks 22 are fixed on an outer wall of the exhaust barrel 1, the worm 23 is transversely erected between the two mounting blocks 22 through a bearing support, the worm 23 is meshed with the worm wheel 25, the worm wheel 25 drives the mounting shaft 11 to rotate under a meshed relationship, the choke plate 10 rotates, and an inclination angle of the choke plate 10 changes, in addition, due to a principle that the worm 23 and the worm wheel 25 have reverse self-locking, that is, impact of exhaust gas on the choke plate 10 does not cause the choke plate 10 to rotate, that is, the worm 23 is rotated, so that the choke plate 10 can be stabilized at any inclination angle.

Specifically, according to fig. 1, fig. 2 and fig. 4, in the present embodiment, a knob 24 is fixed to an end of the worm 23, and the worm 23 is rotated by the knob 24, which is more convenient.

The utility model discloses a theory of operation and use flow: the utility model discloses a tail gas treatment exhaust device for chemical industry safety, when using, suction nozzle 2 is used for connecting the air exhauster in order to introduce tail gas, and discharge nozzle 3 is used for carrying tail gas to the chemical production tail gas treatment system, and the tail gas in the process of carrying in exhaust section of thick bamboo 1, utilizes filter screen 9 to filter earlier, and filter screen 9 blocks the particulate matter in the tail gas, and particulate matter falls down from ash discharge port 8 under the action of gravity afterwards, gets into collecting vat 5 along ash discharge pipe 4 and collects, and the centralized processing of being convenient for, later stage directly pull down collecting vat 5 and handle the inside particulate matter can;

it should be noted that, when the collecting tank 5 is removed, an open space is formed between the ash discharge port 8 and the ash discharge pipe 4, and the filter screen 9 can be cleaned through the open space to remove particles accidentally adhered to the filter screen 9.

Tail gas continues to be carried in exhaust stack 1, passes through choke plate 10 afterwards, discharges from exhaust nozzle 3 again, and the usable angle control subassembly 7 of the inclination of choke plate 10 realizes the adjustment, and the volume of airing exhaust can be adjusted to actual use needs promptly, and device adaptability is better, reliably adapts to different work of airing exhaust.

In all examples shown and described herein, any particular value should be construed as merely exemplary, and not as a limitation, and thus other examples of example embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In addition, in the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "disposed," "provided," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, and the two elements may be connected through an intermediate medium.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a tail gas treatment exhaust device for chemical industry safety, includes exhaust column (1), the one end of exhaust column (1) is used for connecting air exhauster, the other end and is used for carrying tail gas to chemical production tail gas processing system for suction nozzle (2) in, its characterized in that: chemical industry is tail gas treatment exhaust device for safety still includes:

the bottom surface of the exhaust barrel (1) is provided with an ash discharge port (8), and the filter screen (9) is arranged at a position close to the ash discharge port (8) in the exhaust barrel (1);

the dust discharging pipe (4) is fixed at the position, corresponding to the dust discharging port (8), of the bottom surface of the dust discharging barrel (1), and the collecting tank (5) is detachably mounted at the bottom end of the dust discharging pipe (4) and used for receiving particulate matters falling from the dust discharging port (8);

the wind-resistant plate structure comprises a wind-resistant plate (10), wherein mounting shafts (11) are fixed at two ends of the wind-resistant plate (10), the mounting shafts (11) are transversely erected in the exhaust duct (1) through bearing supports, and an angle control assembly (7) for controlling the rotating angle of the wind-resistant plate (10) is mounted on the outer wall of the exhaust duct (1).

2. The exhaust device is used in chemical industry safety and handles to exhaust device according to claim 1, characterized in that: the dust removal device is characterized by further comprising two sets of symmetrically distributed mounting assemblies (6), the collecting groove (5) is mounted at the bottom end of the dust removal pipe (4) through the mounting assemblies (6), the mounting assemblies (6) comprise movable pieces (17), telescopic springs (19), ejector blocks (20) and threaded rods (21), an upper connecting flange (12) is fixed on the bottom surface of the dust removal pipe (4), a lower connecting flange (13) corresponding to the upper connecting flange (12) is fixed at the top end of the collecting groove (5), a fixing block (15) is fixed on the outer wall of the upper connecting flange (12), mounting columns (16) penetrating through the movable pieces (17) are fixed on the bottom surface of the fixing block (15), limiting discs (18) are fixed at the bottom ends of the mounting columns (16), and the telescopic springs (19) are sleeved on the mounting columns (16) and located between the movable pieces (17) and the limiting discs (18); threaded rod (21) are installed through the screw thread mode of closing soon on movable plate (17), just the top of threaded rod (21) is run through behind movable plate (17) through the bearing with kicking block (20) rotate and link to each other.

3. The exhaust device is used in tail gas treatment for chemical industry safety of claim 2, characterized in that: and a rubber sealing ring (14) is filled between the upper connecting flange (12) and the lower connecting flange (13).

4. The exhaust device is used in chemical industry safety and handles to exhaust device according to claim 1, characterized in that: angle control assembly (7) are including worm (23) and worm wheel (25), worm wheel (25) are fixed the tip of installation axle (11) exhaust barrel (1) outer wall is fixed with two interval distribution's installation piece (22), worm (23) are transversely erect two through the bearing support between installation piece (22), just worm (23) with worm wheel (25) mesh mutually.

5. The exhaust device is used in chemical industry safety and handles to exhaust device according to claim 4, characterized in that: a knob (24) is fixed at the end part of the worm (23).