CN217015863U - A device for chemical storage tank top waste gas is collected - Google Patents

Abstract

The utility model discloses a device for collecting waste gas at the top of a chemical storage tank, which comprises a collection box, wherein a rotary groove is formed in the top of the collection box, the inner wall of the rotary groove is connected with a threaded rod through a rotary piece, the end part of the threaded rod is connected with a closed lantern ring through a connecting assembly, a waste gas pipe penetrates through the bottom of the inner wall of the collection box at the bottom of the closed lantern ring, filter grooves are formed in the tops of the collection boxes at two sides of the rotary groove, the inner wall of each filter groove is connected with a filter screen through a fixed assembly, collection grooves are formed in two side walls of the collection box, and sealing assemblies are arranged on the inner walls of the collection grooves. According to the utility model, through arranging the dust collecting plate, when the filter screen is detached for cleaning, dust and sundries on the filter screen can be prevented from falling into the collecting box due to generated shaking, and meanwhile, the top of the waste gas pipe can be sealed through the sealing lantern ring, so that the dust and the sundries are prevented from falling into the waste gas pipe, and the high efficiency of waste gas discharge is ensured.

Description

A device for chemical storage tank top waste gas is collected

Technical Field

The utility model relates to the technical field of waste gas collection, in particular to a device for collecting waste gas at the top of a chemical storage tank.

Background

At present, in the chemical production process, often use waste gas collection device to filter waste gas, then discharge the waste gas after filtering in the air, reduce the pollution of waste gas to the air, current waste gas collection device, most filter the dust in the waste gas through the filter screen, the dust of filtering out adsorbs on the filter screen, when the operation personnel need wash the filter screen, then need dismantle the filter screen from waste gas collection device, but at the in-process of dismantling, the dust that adsorbs at the filter screen is scattered easily and is come down, drop to in the waste gas pipe, cause waste gas exhaust's efficiency to descend.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a device for collecting waste gas on the top of a chemical storage tank.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a device for chemical storage tank top waste gas is collected, includes the collecting box, the turn trough has been seted up at the collecting box top, the turn trough inner wall is connected with the threaded rod through rotating, the threaded rod tip is connected with the closed lantern ring through coupling assembling, is located closed lantern ring bottom collecting box inner wall bottom runs through and is equipped with the exhaust gas pipe, is located the turn trough both sides the filter-tank has been seted up at the collecting box top, the filter-tank inner wall is connected with the filter screen through fixed subassembly, the collecting vat has been seted up to collecting box both sides wall, the collecting vat inner wall is equipped with seal assembly, the collecting vat inner rack is equipped with the dust collecting plate.

Preferably, the rotating part comprises a rotating drum fixedly connected to the inner wall of the rotating groove, and the inner wall of the rotating drum is provided with a thread groove matched with the threaded rod.

Preferably, the connecting assembly comprises a connecting plate fixedly connected with the bottom of the threaded rod, the bottom of the connecting plate is fixedly connected with a plurality of connecting rods, the closed lantern ring is fixedly connected with the bottom of the connecting rods, and the closed lantern ring is matched with the exhaust gas pipe.

Preferably, the fixed subassembly is including seting up in the fixed slot of filter-tank inner wall, fixed slot inner wall fixedly connected with fixed spring, fixed spring tip fixedly connected with fixed pin, the fixed slide bar of fixed pin lateral wall fixedly connected with is located the fixed slot bottom filter-tank inner wall fixedly connected with support ring board, the filter screen erects in support ring board top.

Preferably, the top of the collecting box is provided with a fixed sliding chute matched with the fixed sliding rod, the fixed sliding rod is positioned in the fixed sliding chute and is in sliding connection with the inner wall of the fixed sliding chute, and the side wall of the filter screen is provided with a fixed hole matched with the fixed pin.

Preferably, the sealing assembly comprises a sealing groove formed in the top of the inner wall of the collecting groove, a sealing spring is fixedly connected to the inner wall of the sealing groove, a sealing plate is fixedly connected to the end portion of the sealing spring, and a connecting sliding rod is fixedly connected to the side wall of the sealing plate.

Preferably, a limiting groove matched with the closing plate is formed in the bottom of the inner wall of the collecting tank, a concave rubber sleeve matched with the limiting groove is fixedly connected to the end portion of the closing plate, and a rubber sleeve ring matched with the collecting tank is fixed to the side wall of the closing plate.

Preferably, the dust collecting plate is provided with a dust collecting groove, and the center of the top of the dust collecting plate is provided with a rotating semi-ring groove matched with the threaded rod.

Compared with the prior art, the utility model has the beneficial effects that:

through setting up the dust collecting plate, when dismantling the filter screen and clear up, can avoid because the rocking of production leads to dust and debris on the filter screen to drop to the collecting box inside, can seal the top of exhaust pipe through sealing the lantern ring simultaneously, avoid dust and debris to drop to in the exhaust pipe, guarantee exhaust gas exhaust's high efficiency.

Drawings

FIG. 1 is a cross-sectional view of a device for collecting chemical storage tank top waste gas according to the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is an enlarged view of the structure at B in FIG. 1;

fig. 4 is a schematic structural diagram of a device for collecting chemical storage tank top waste gas according to the present invention.

In the figure: the device comprises a collecting box 1, an exhaust gas pipe 2, a rotary drum 3, a threaded rod 4, a connecting plate 5, a connecting rod 6, a closed lantern ring 7, a dust collecting plate 8, a closed spring 9, a closed plate 10, a connecting slide rod 11, a rubber lantern ring 12, a concave rubber sleeve 13, a fixed spring 14, a fixed pin 15, a fixed slide rod 16, a supporting ring plate 17 and a filter screen 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1-3, a device for collecting waste gas at the top of a chemical storage tank comprises a collection box 1, wherein a rotary groove is formed in the top of the collection box 1, the inner wall of the rotary groove is connected with a threaded rod 4 through a rotary piece, further, the rotary piece comprises a rotary drum 3 fixedly connected to the inner wall of the rotary groove, the inner wall of the rotary drum 3 is provided with a threaded groove matched with the threaded rod 4, and through arranging the rotary drum 3, a closed lantern ring 7 at the bottom of the threaded rod 4 is driven to move up and down through the rotation of the threaded rod 4 in the rotary drum 3, so that the waste gas pipe 2 is closed and opened more conveniently and quickly;

the end part of the threaded rod 4 is connected with a closed lantern ring 7 through a connecting assembly, the connecting assembly further comprises a connecting plate 5 fixedly connected with the bottom of the threaded rod 4, the bottom of the connecting plate 5 is fixedly connected with a plurality of connecting rods 6, the closed lantern ring 7 is fixedly connected with the bottom of the connecting rods 6, the closed lantern ring 7 is matched with the waste gas pipe 2, and by arranging the connecting plate 5, when the closed lantern ring 7 is lifted, a gap between the threaded rod 4 and the rotary drum 3 can be closed, so that waste gas is prevented from escaping into the air through the gap between the threaded rod 4 and the rotary drum 3 to cause pollution;

the waste gas pipe 2 penetrates through the bottom of the inner wall of the collecting box 1 at the bottom of the closed lantern ring 7, the filter tank is arranged at the top of the collecting box 1 at two sides of the rotary tank, the inner wall of the filter tank is connected with a filter screen 18 through a fixing assembly, further, the fixing assembly comprises a fixing groove arranged on the inner wall of the filter tank, a fixing spring 14 is fixedly connected with the inner wall of the fixing groove, a fixing pin 15 is fixedly connected to the end part of the fixing spring 14, a fixing slide bar 16 is fixedly connected to the side wall of the fixing pin 15, a supporting ring plate 17 is fixedly connected to the inner wall of the filter tank at the bottom of the fixing groove, the filter screen 18 is erected at the top of the supporting ring plate 17, and by arranging the fixing assembly, the fixing and detaching of the filter screen 18 can be rapidly completed by pulling the fixing slide bar 16, so that the filter screen is more convenient and rapid;

for the fixed slide bar 16, it should be specifically described that a fixed chute adapted to the fixed slide bar 16 is formed at the top of the collection box 1, and the fixed slide bar 16 is located in the fixed chute and is slidably connected with the inner wall thereof;

for the filter screen 18, it should be specifically noted that a fixing hole adapted to the fixing pin 15 is formed in a side wall of the filter screen 18;

collecting grooves are formed in two side walls of the collecting box 1, sealing assemblies are arranged on the inner walls of the collecting grooves, furthermore, each sealing assembly comprises a sealing groove formed in the top of the inner wall of the collecting groove, a sealing spring 9 is fixedly connected to the inner wall of each sealing groove, a sealing plate 10 is fixedly connected to the end portion of each sealing spring 9, a connecting sliding rod 11 is fixedly connected to the side wall of each sealing plate 10, and by arranging the sealing assemblies, the sealing plates 10 can drive concave rubber sleeves 13 to abut against the bottoms of limiting grooves under the action of the sealing springs 9, so that when the dust collecting plates 8 are not inserted, the sealing of the collecting grooves can be guaranteed, and waste gas escape is avoided;

furthermore, a limit groove matched with the closing plate 10 is formed in the bottom of the inner wall of the collecting groove, a concave rubber sleeve 13 matched with the limit groove is fixedly connected to the end portion of the closing plate 10, a rubber sleeve ring 12 matched with the collecting groove is fixed to the side wall of the closing plate 10, and by arranging the concave rubber sleeve 13 and the rubber sleeve ring 12, sealing among the closing plate 10, the limit groove and the closing groove can be guaranteed, and waste gas is prevented from escaping;

the collecting vat inner tower is equipped with dust collection plate 8, and furtherly, has seted up the dust collecting tank on the dust collection plate 8, and 8 top central authorities of dust collection plate offer with the half annular of rotation of 4 adaptations of threaded rod, through setting up dust collection plate 8, when dismantling filter screen 18, set up dust collection plate 8 in the collecting vat in advance, alright with avoiding the dust to drop downwards.

When the filter screen 18 is disassembled and cleaned, firstly, the threaded rod 4 is rotated, the threaded rod 4 drives the connecting plate 5 at the bottom of the threaded rod to move downwards, the connecting plate 5 can drive the sealing sleeve ring 7 to slide downwards through the connecting rod 6 at the bottom of the connecting plate, the top of the exhaust gas pipe 2 is sealed, then the connecting slide rod 11 is pulled upwards, the connecting slide rod 11 drives the sealing plate 10 to slide upwards, the collecting groove is opened, then the dust collecting plate 8 is inserted into the collecting groove, then when the filter screen 18 is disassembled, the fixing slide rod 16 is pulled, the fixing slide rod 16 drives the fixing pin 15 to slide towards the inside of the fixing groove, the fixing pin 15 is separated from the fixing hole, the fixing of the filter screen 18 can be released, and then the filter screen 18 is taken out and cleaned.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (8)

1. The utility model provides a device for chemical storage tank top waste gas is collected, includes collecting box (1), its characterized in that, the rotary trough has been seted up at collecting box (1) top, the rotary trough inner wall is connected with threaded rod (4) through rotating, threaded rod (4) tip is connected with through coupling assembling and seals lantern ring (7), is located seal lantern ring (7) bottom collecting box (1) inner wall bottom is run through and is equipped with exhaust pipe (2), is located the rotary trough both sides collecting box (1) top has seted up the filter-tank, the filter-tank inner wall is connected with filter screen (18) through fixed subassembly, the collecting vat has been seted up to collecting box (1) both sides wall, the collecting vat inner wall is equipped with seal assembly, the collecting vat inner tower is equipped with dust collecting plate (8).

2. The device for collecting the top exhaust gas of the chemical storage tank according to claim 1, wherein the rotating member comprises a rotating drum (3) fixedly connected to an inner wall of the rotating groove, and the inner wall of the rotating drum (3) is provided with a threaded groove adapted to the threaded rod (4).

3. The device for collecting the chemical storage tank top waste gas is characterized in that the connecting assembly comprises a connecting plate (5) fixedly connected with the bottom of the threaded rod (4), a plurality of connecting rods (6) are fixedly connected with the bottom of the connecting plate (5), the closed collar (7) is fixedly connected with the bottom of the connecting rods (6), and the closed collar (7) is matched with the waste gas pipe (2).

4. The device for collecting the chemical storage tank top waste gas is characterized in that the fixing component comprises a fixing groove formed in the inner wall of the filter tank, a fixing spring (14) is fixedly connected to the inner wall of the fixing groove, a fixing pin (15) is fixedly connected to the end of the fixing spring (14), a fixing slide rod (16) is fixedly connected to the side wall of the fixing pin (15), a support ring plate (17) is fixedly connected to the inner wall of the filter tank at the bottom of the fixing groove, and the filter screen (18) is erected at the top of the support ring plate (17).

5. The device for collecting the chemical storage tank top waste gas according to claim 4, wherein a fixed sliding groove adapted to the fixed sliding rod (16) is formed at the top of the collection box (1), the fixed sliding rod (16) is located in the fixed sliding groove and slidably connected to the inner wall of the fixed sliding groove, and a fixed hole adapted to the fixed pin (15) is formed in the side wall of the filter screen (18).

6. The device for collecting the top exhaust gas of the chemical storage tank is characterized in that the sealing assembly comprises a closed groove formed in the top of the inner wall of the collecting groove, a closed spring (9) is fixedly connected to the inner wall of the closed groove, a closing plate (10) is fixedly connected to the end of the closed spring (9), and a connecting sliding rod (11) is fixedly connected to the side wall of the closing plate (10).

7. The device for collecting the chemical storage tank top waste gas according to claim 6, wherein a limiting groove adapted to the closing plate (10) is formed in the bottom of the inner wall of the collecting tank, a concave rubber sleeve (13) adapted to the limiting groove is fixedly connected to an end of the closing plate (10), and a rubber sleeve ring (12) adapted to the collecting tank is fixed to a side wall of the closing plate (10).

8. The device for collecting the chemical storage tank top exhaust gas as claimed in claim 1, wherein the dust collecting plate (8) is provided with a dust collecting groove, and the top center of the dust collecting plate (8) is provided with a semi-circular rotating groove adapted to the threaded rod (4).

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