CN113731998A

CN113731998A - Ash leakage collecting device of ash discharge valve

Info

Publication number: CN113731998A
Application number: CN202110958876.7A
Authority: CN
Inventors: 赵希猛; 王志永; 张兆明
Original assignee: Shandong Iron and Steel Group Yongfeng Lingang Co Ltd
Current assignee: Shandong Iron and Steel Group Yongfeng Lingang Co Ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2021-12-03
Anticipated expiration: 2041-08-20
Also published as: CN113731998B

Abstract

The invention provides an ash leakage collecting device of an ash discharge valve, and relates to the technical field of dust removal. This unloading valve ash leakage collection device, include the valve body, inhale grey pipeline and motor, the outside edge fixedly connected with sleeve in one side of valve body, telescopic outside fixedly connected with connecting pipe, the one end fixed connection of connecting pipe is in the outside of inhaling grey pipeline, the output fixed connection of motor is at the input of speed reducer, the output fixedly connected with main shaft of speed reducer, the outside of main shaft is close to the inside fixedly connected with impeller of valve body, the outside of main shaft is close to and is provided with sealing mechanism between big support frame and the valve body. Through the outside edge fixedly connected with sleeve of valve body, telescopic outside fixedly connected with connecting pipe, the one end fixed connection of connecting pipe is in the outside of inhaling grey pipeline, and the inside intercommunication of pipeline is convenient for the dust exhaust and is collected dirt, prevents that unloading valve department deposition from outwards leaking, when reducing staff intensity of labour, improves site environment.

Description

Ash leakage collecting device of ash discharge valve

Technical Field

The invention relates to the technical field of dust removal, in particular to an ash leakage collecting device of an ash discharge valve.

Background

A large amount of small metal particles are frequently generated in metal processing enterprises, more particle dust is generated in other enterprises such as cement processing factories and flour processing factories, dust removal is frequently needed in the production activities of the enterprises, the existing dust removal technology is mature, various dust removers such as pulse bag type dust removers, cyclone dust removers, electrostatic dust removers, water bath dust removers and the like are provided, the dust removers are provided with ventilating pipes, air locking valves and the like, dust removal and dust removal valves are arranged at discharge outlets of the dust removers which work under negative pressure, materials discharged by a discharger are received at the upper parts of the dust removers, the materials are conveyed by rotating impellers, the sealing effect is also played, air is prevented from being sucked from the discharge outlets in the pneumatic conveying process, the normal discharge of the discharger is ensured to be used as special discharging equipment, and the great effect is played in the cleaning and cleaning work.

Patent document CN204107263U discloses a heating furnace dust removal system smoke dust conveying and collecting device, which comprises a station air compressor, a dust remover, a gas storage tank, a discharger, a solenoid valve a, a pressure water conveying pipe, a movable cover plate, a water bath spraying device, a filter screen cloth bag, a filtering device, a clean gas outlet, an ash storage tank, a dust-containing gas high-pressure air flow conveying pipeline, a solenoid valve B and the like, and has the advantages of convenient installation and use, good stability and high reliability. However, the prior art also has some problems, in the ash conveying and discharging process, the bearing of the ash discharging valve has ash leakage because the sealing is not very tight, the ash leaks on the ground or on a platform to remove dust, workers are required to clean the ash, the labor intensity of the workers is increased, and effective measures are required to avoid the ash leakage or the outward ash leakage.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an ash leakage collecting device of an ash discharge valve, which solves the problem of ash leakage at the bearing of the ash discharge valve.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an unloading valve ash leakage collection device, includes the valve body, inhales grey pipeline and motor, the outside one side reason fixedly connected with sleeve of valve body, telescopic outside fixedly connected with connecting pipe, the one end fixed connection of connecting pipe is in the outside of inhaling grey pipeline, the outside both sides of valve body are connected with the axle head cover through big support frame and little support frame respectively, little support frame is located telescopic inside, the middle part fixedly connected with speed reducer of big support frame, one side fixed connection of speed reducer is in the outside of motor, the output fixed connection of motor is at the input of speed reducer, the output fixedly connected with main shaft of speed reducer, the outside of main shaft is close to the inside fixedly connected with impeller of valve body, the outside of main shaft is close to and is provided with sealing mechanism between big support frame and the valve body.

Preferably, sealing mechanism includes bulge loop, flange ring, sealed pad and sealed lid, the inboard fixed connection of bulge loop is in the outside of main shaft, the solid fixed ring of one side middle part fixedly connected with of flange ring, solid fixed ring's one side fixed connection is in outside one side of valve body, the sealed pad of bolted connection and sealed lid are passed through to the opposite side edge of flange ring, two sealed pad is the both sides of mirror image distribution at the bulge loop, two be provided with lubricating oil between the sealed pad.

Preferably, the middle parts of the flange ring, the sealing gasket and the sealing cover are provided with yielding holes.

Preferably, the two sealing gaskets are integrally formed or split.

Preferably, the section of the sealing gasket is in a herringbone shape, and the width of the sealing gasket is larger than the sum of the widths of the flange ring and the sealing cover.

Preferably, the inner side of the shaft end cover is connected to the outer side of the main shaft through a bearing.

Preferably, inhale the one end fixedly connected with gas tank of grey pipeline, gas tank and sleeve all are connected with the gas shunt through the trachea, one side of gas shunt is provided with the air compressor machine, the one end of inhaling grey pipeline is provided with the solenoid valve.

The working principle is as follows: the outer side edge of the valve body is fixedly connected with a sleeve, the outer side of the sleeve is fixedly connected with a connecting pipe, one end of the connecting pipe is fixedly connected with the outer side of the dust suction pipeline, the sealing mechanism comprises a convex ring, a flange ring, a sealing gasket and a sealing cover, the inner side of the convex ring is fixedly connected with the outer side of the main shaft, the middle part of one side of the flange ring is fixedly connected with a fixing ring, one side of the fixing ring is fixedly connected with one side of the outer side of the valve body, the other side edge of the flange ring is connected with the sealing gasket and the sealing cover through bolts, the two sealing gaskets are distributed on the two sides of the convex ring in a mirror image manner, lubricating oil is arranged between the two sealing gaskets, dust is convenient to discharge and collect dust, dust deposited at the dust discharge valve is prevented from leaking outwards, the field environment is improved while the labor intensity of workers is reduced, the output end of an air compressor is fixedly connected with one input end of an air divider through a pipeline, and the air divider is provided with two output ports, two delivery outlets are respectively fixedly connected with two air pipes, and the two air pipes can respectively inject air into the air box and the sleeve, so that dust can be blown and discharged through the dust suction pipeline.

(III) advantageous effects

The invention provides an ash leakage collecting device of an ash discharge valve. The method has the following beneficial effects:

1. according to the invention, the sleeve is fixedly connected to one side edge of the outer part of the valve body, the connecting pipe is fixedly connected to the outer side of the sleeve, one end of the connecting pipe is fixedly connected to the outer side of the dust suction pipeline, and the inner part of the pipeline is communicated, so that dust can be conveniently discharged and collected, the dust accumulated at the dust discharge valve can be prevented from leaking outwards, the labor intensity of workers can be reduced, and the field environment can be improved.

2. According to the invention, the fixing ring is welded on one side of the outer part of the valve body, the sealing cover and the sealing gasket can be fixed on one side of the valve body through a plurality of bolts, the two sealing gaskets are distributed on two sides of the convex ring in a mirror image manner, lubricating oil is arranged between the two sealing gaskets and can play a role in lubricating and sealing, the convex ring is arranged between the two sealing gaskets, the sealing cover and the flange ring press the edges of the sealing gaskets on two sides of the two sealing gaskets, when the main shaft rotates, one side of the air locking valve far away from the sleeve is sealed through the sealing mechanism, dust is prevented from leaking outwards, the field environment is improved, and equipment is protected.

Drawings

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

FIG. 2 is a schematic view of the sealing mechanism of the present invention;

FIG. 3 is a schematic representation of the spindle of the present invention;

FIG. 4 is a schematic view of a retaining ring of the present invention;

FIG. 5 is a schematic view of the interior of the valve body of the present invention;

fig. 6 is an enlarged view of a portion a in fig. 5.

Wherein, 1, a valve body; 2. a sleeve; 3. a connecting pipe; 4. an ash suction pipeline; 5. an electromagnetic valve; 6. a large support frame; 7. a speed reducer; 8. a motor; 9. a gas tank; 10. an air tube; 11. a gas splitter; 12. an air compressor; 13. a sealing mechanism; 14. a bolt; 15. a flange ring; 16. a gasket; 17. a sealing cover; 18. a main shaft; 19. a convex ring; 20. a hole of abdication; 21. a fixing ring; 22. an impeller; 23. a small support frame; 24. a bearing; 25. and (4) a shaft end cover.

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 of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b):

as shown in fig. 1-6, an embodiment of the present invention provides an ash leakage collecting device for an ash discharging valve, which includes a valve body 1, an ash sucking pipeline 4 and a motor 8, wherein the valve body 1 is an ash discharging valve body, the valve body 1 is generally made by casting or welding a carbon steel plate, and is one of main devices for ash discharging and unloading of a dust removing device and other devices, one side edge of the exterior of the valve body 1 is fixedly connected with a sleeve 2, the exterior of the sleeve 2 is fixedly connected with a connecting pipe 3, one end of the connecting pipe 3 is fixedly connected to the exterior of the ash sucking pipeline 4, by welding a cylindrical collecting cylinder at the ash leakage position of the valve body 1 of the ash discharging valve, namely the sleeve 2, the collecting cylinder is connected with a phi 20 circular pipe as the connecting pipe 3 at the position close to the lower ash sucking pipeline 4, the bottom end of the connecting pipe 3 is welded to the lower ash sucking pipeline 4, the interior of the pipeline is communicated, so as to facilitate dust collection by dust discharging personnel, prevent the accumulated dust at the ash discharging valve from leaking outwards, and reduce labor intensity, the on-site environment is improved, two sides of the exterior of the valve body 1 are respectively connected with a shaft end cover 25 through a large support frame 6 and a small support frame 23, the small support frame 23 is positioned in the sleeve 2, the middle part of the large support frame 6 is fixedly connected with a speed reducer 7, one side of the speed reducer 7 is fixedly connected with the exterior of a motor 8, the output end of the motor 8 is fixedly connected with the input end of the speed reducer 7, the output end of the speed reducer 7 is fixedly connected with a main shaft 18, the outer side of the main shaft 18 is close to the interior of the valve body 1 and is fixedly connected with an impeller 22, a sealing mechanism 13 is arranged between the large support frame 6 and the valve body 1, the main shaft 18 is driven by the motor 8 to rotate, the impeller 22 can rotate, the ash discharging valve is formed by that a rotor with a plurality of impellers 22 rotates in a cylindrical shell, materials falling from an upper hopper are filled in spaces between the impellers 22 and discharged along with the rotation of blades, the valve can be made of various materials such as cast iron, cast steel, stainless steel, titanium steel and the like, and the flange opening can be in various structural forms such as square or round and the like, so that different requirements of users are met.

The sealing mechanism 13 comprises a convex ring 19, a flange ring 15, sealing gaskets 16 and sealing covers 17, the inner side of the convex ring 19 is fixedly connected to the outer side of a main shaft 18, the middle part of one side of the flange ring 15 is fixedly connected with a fixing ring 21, one side of the fixing ring 21 is fixedly connected to one side of the outer part of the valve body 1, the edge of the other side of the flange ring 15 is connected with the sealing gaskets 16 and the sealing covers 17 through bolts 14, the fixing ring 21 is welded to one side of the outer part of the valve body 1, the sealing covers 17 and the sealing gaskets 16 can be fixed to one side of the valve body 1 through a plurality of bolts 14, the two sealing gaskets 16 are distributed on two sides of the convex ring 19 in a mirror image mode, lubricating oil is arranged between the two sealing gaskets 16 and can play a role in lubricating and sealing, the convex ring 19 is arranged between the two sealing gaskets 16, the sealing covers 17 and the flange ring 15 press the edges of the sealing gaskets 16 on two sides of the two sealing gaskets 16, when the main shaft 18 rotates, one side of the air locking valve, which is far away from the sleeve 2, is sealed through the sealing mechanism 13, so that dust is prevented from leaking.

The middle parts of the flange ring 15, the sealing gasket 16 and the sealing cover 17 are all provided with the abdicating holes 20, the diameters of the abdicating holes 20 in the middle parts of the flange ring 15 and the sealing cover 17 are the same, the diameters of the abdicating holes 20 in the middle parts of the sealing gasket 16 are smaller relative to the flange ring 15 and the sealing cover 17, and the sealing gasket 16 is made of fluororubber and has the characteristics of high chemical stability, high temperature resistance, aging resistance, vacuum performance, mechanical performance, small air permeability and the like.

The two gaskets 16 are formed integrally or separated, and the gaskets 16 can be formed by combining two fluororubber gaskets and connecting the two fluororubber gaskets by bolts 14, or by manufacturing a customized integrally formed fluororubber gasket.

The section of the sealing gasket 16 is in a herringbone shape, the outer edges of the sealing gasket are integrally formed or tightly connected, the middle edge protrudes towards two sides, so that the sealing effect is facilitated, the width of the sealing gasket 16 is larger than the sum of the widths of the flange ring 15 and the sealing cover 17, and the flange ring 15 and the sealing cover 17 can be conveniently extruded to press the middle edge of the sealing gasket 16.

The inner side of the shaft end cover 25 is connected to the outer side of the main shaft 18 through a bearing 24, and the bearing 24 facilitates the main shaft 18 to rotate in the middle of the valve body 1.

Inhale one end fixedly connected with gas tank 9 of grey pipeline 4, gas tank 9 and sleeve 2 all are connected with gas splitter 11 through trachea 10, one side of gas splitter 11 is provided with air compressor machine 12, pipeline fixed connection is passed through at an input of gas splitter 11 to the output of air compressor machine 12, gas splitter 11 is provided with two delivery outlets, two trachea 10 of two delivery outlets fixed connection respectively, two trachea 10 can be respectively to gas tank 9 and sleeve 2 gas injections, and then can blow the dust and discharge through inhaling grey pipeline 4, the one end of inhaling grey pipeline 4 is provided with solenoid valve 5, play the control action, can realize through air compressor machine 12 to gas splitter 11 air entrainment, the dust can be discharged through inhaling grey pipeline 4.

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

Claims

1. The utility model provides an unloading valve ash leakage collection device, includes valve body (1), inhales grey pipeline (4) and motor (8), its characterized in that: the outer side edge of the valve body (1) is fixedly connected with a sleeve (2), the outer side of the sleeve (2) is fixedly connected with a connecting pipe (3), one end of the connecting pipe (3) is fixedly connected to the outer side of an ash suction pipeline (4), two outer sides of the valve body (1) are respectively connected with a shaft end cover (25) through a large supporting frame (6) and a small supporting frame (23), the small supporting frame (23) is located inside the sleeve (2), the middle part of the large supporting frame (6) is fixedly connected with a speed reducer (7), one side of the speed reducer (7) is fixedly connected to the outer part of a motor (8), the output end of the motor (8) is fixedly connected to the input end of the speed reducer (7), the output end of the speed reducer (7) is fixedly connected with a main shaft (18), the outer side of the main shaft (18) is close to an impeller (22) fixedly connected to the inner part of the valve body (1), and a sealing mechanism (13) is arranged between the outer side of the main shaft (18) close to the large support frame (6) and the valve body (1).

2. The dust hopper valve leakage collecting device as claimed in claim 1, wherein: sealing mechanism (13) are including bulge loop (19), flange ring (15), sealed pad (16) and sealed lid (17), the inboard fixed connection of bulge loop (19) is in the outside of main shaft (18), the solid fixed ring (21) of one side middle part fixedly connected with of flange ring (15), the outside one side of solid fixed ring (21) of one side fixed connection at valve body (1), the opposite side edge of flange ring (15) passes through bolt (14) and connects sealed pad (16) and sealed lid (17), two sealed pad (16) are the both sides of mirror image distribution at bulge loop (19), two be provided with lubricating oil between sealed pad (16).

3. The dust hopper valve leakage collecting device as claimed in claim 2, wherein: the middle parts of the flange ring (15), the sealing gasket (16) and the sealing cover (17) are provided with yielding holes (20).

4. The dust hopper valve leakage collecting device as claimed in claim 2, wherein: the two sealing gaskets (16) are integrally formed or split.

5. The dust hopper valve leakage collecting device as claimed in claim 2, wherein: the section of the sealing gasket (16) is in a herringbone shape, and the width of the sealing gasket (16) is larger than the sum of the widths of the flange ring (15) and the sealing cover (17).

6. The dust hopper valve leakage collecting device as claimed in claim 1, wherein: the inner side of the shaft end cover (25) is connected to the outer side of the main shaft (18) through a bearing (24).

7. The dust hopper valve leakage collecting device as claimed in claim 1, wherein: inhale one end fixedly connected with gas tank (9) of grey pipeline (4), gas tank (9) and sleeve (2) all are connected with gas divider (11) through trachea (10), one side of gas divider (11) is provided with air compressor machine (12), the one end of inhaling grey pipeline (4) is provided with solenoid valve (5).