CN113685731B - Gas distribution device with dust removal function and use method thereof - Google Patents

Gas distribution device with dust removal function and use method thereof Download PDF

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Publication number
CN113685731B
CN113685731B CN202010424248.6A CN202010424248A CN113685731B CN 113685731 B CN113685731 B CN 113685731B CN 202010424248 A CN202010424248 A CN 202010424248A CN 113685731 B CN113685731 B CN 113685731B
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China
Prior art keywords
dust
air
gas
conveying passage
conveying
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CN202010424248.6A
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CN113685731A (en
Inventor
叶长宏
吴瑞珉
孙兴洪
魏振红
申晨
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Baoshan Iron and Steel Co Ltd
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Baoshan Iron and Steel Co Ltd
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D1/00—Pipe-line systems
    • F17D1/02—Pipe-line systems for gases or vapours
    • F17D1/04—Pipe-line systems for gases or vapours for distribution of gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
    • B01D45/04—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
    • B01D45/18—Cleaning-out devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D3/00—Arrangements for supervising or controlling working operations
    • F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

The invention discloses a gas distribution device with a dust removal function and a use method thereof, wherein the gas distribution device comprises a cavity, a gas inlet, a gas outlet and a dust collection port are formed in the cavity, and a plurality of guide plates are arranged in the cavity; the air inlet is communicated with an air inlet conveying passage, the air outlet is communicated with an air outlet conveying passage, and the dust collecting opening is connected with a dust collecting box; the dust collecting box is communicated with a dust discharging pipe, and the dust discharging pipe is communicated with a dust discharging conveying passage; the air inlet conveying passage, the air outlet conveying passage and the dust exhaust conveying passage are communicated through a gas conveying bypass; and the air inlet conveying passage, the air outlet conveying passage, the dust exhaust conveying passage and the gas conveying bypass are all provided with electric control stop valves. The invention improves the cleanliness of the gas entering the actuating mechanism or the control valve.

Description

Gas distribution device with dust removal function and use method thereof
Technical Field
The invention relates to a gas distribution device, in particular to a gas distribution device with a dust removal function and a use method thereof, which are particularly suitable for application scenes such as a vacuum system, a gas conveying device, a dust removal device and the like.
Background
In the gas conveying passage with dust and the vacuum system, the normal operation of the electric valve or the gas conveying passage is often affected by dust blockage. In some applications, because of space or limited conditions, it is not suitable to add devices such as active dust removal systems (e.g. dust removal bags), for example, to use vacuum suction cups to suck bagged dust-like materials, and because some bags leak, some powder materials scatter on the bag surface, and during the sucking process, the powder will enter the vacuum system to pollute the electronic valve and the gas conveying path, thereby affecting the efficiency of the system.
If a corresponding dust removing device can be arranged between the air source and the executing structure for collecting part or all of dust, the working efficiency is improved, and the service life of the executing element is prolonged.
As mentioned in patent CN204529895U, a dust removing device for a conveying passage of diffusing gas and a cyclone dust remover are disclosed, when the dust removing device for a conveying passage of diffusing gas works, the air flow in the lower ash tank enters the buffer tank along the conveying passage of diffusing gas communicated with the top of the buffer tank, the air flow entering the buffer tank forms a vortex due to the baffle arranged in the buffer tank, the solid particles in the center of the air flow fall to the bottom end of the buffer tank by self weight, wherein the solid particles in the air flow enter the ash discharge port through the ash discharge pipeline communicated with the bottom end of the buffer tank, finally the solid particles are discharged through the ash discharge port, and the other parts in the air flow enter the exhaust pipe through the holes opened in the buffer tank and finally enter the atmosphere. In this scheme, diffuse gas delivery path (intake pipe) and blast pipe (outlet duct) all are located the top of buffer tank, are applicable to the great operating mode of dust content in the gas.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a gas distribution device with a dust removal function and a use method thereof, and the cleanliness of gas entering an actuating mechanism or a control valve is improved.
In order to achieve the above purpose, the invention adopts the following technical scheme:
on one hand, the gas distribution device with the dust removing function comprises a cavity, wherein the cavity is provided with a gas inlet, a gas outlet and a dust collecting port, and a plurality of guide plates are arranged in the cavity;
the air inlet is communicated with an air inlet conveying passage, the air outlet is communicated with an air outlet conveying passage, and the dust collecting opening is connected with a dust collecting box;
the dust collecting box is communicated with a dust discharging pipe, and the dust discharging pipe is communicated with a dust discharging conveying passage;
the air inlet conveying passage, the air outlet conveying passage and the dust exhaust conveying passage are communicated through a gas conveying bypass;
and the air inlet conveying passage, the air outlet conveying passage, the dust exhaust conveying passage and the gas conveying bypass are all provided with electric control stop valves.
Preferably, the air outlet is positioned at the top of the cavity, and the air outlet and the dust collecting port are positioned at the bottom of the cavity;
the dust collection ports are two and are respectively positioned at two sides of the air outlet.
Preferably, the dust collection port is arranged in a concave structure.
Preferably, the dust collecting port is in threaded connection with the dust collecting box.
Preferably, the distance between the guide plates above the air outlet is larger than the distance between the guide plates above the dust collection port.
Preferably, the distance between the guide plates above the dust collection port is 0.4-0.6 times that between the guide plates above the air outlet.
Preferably, the cross section of the cavity is cylindrical or rectangular.
On the other hand, a method for using the gas distribution device with the dust removing function comprises a suction mode and a blowing mode;
the air suction mode comprises the steps that the air outlet sucks air, and the air with dust is conveyed to the air outlet through the air inlet and the cavity, at the moment, the electric control stop valves on the air inlet conveying passage and the air outlet conveying passage are in a passage state, the electric control stop valves on the dust discharging conveying passage and the air conveying bypass passage are closed in a closed state, the air cannot pass through the dust discharging conveying passage and the air conveying bypass passage, and the dust falls into the dust collecting box;
the blowing mode comprises that gas with pressure is introduced from the air inlet, at the moment, the electric control stop valve on the air inlet conveying passage and the air outlet conveying passage are in a closed state, the electric control stop valve on the dust discharging conveying passage and the air conveying bypass is in a conducting state, so that the gas cannot enter the cavity, and when the gas is discharged from the air conveying bypass, dust in the dust collecting box is discharged into the air through the dust discharging conveying passage.
Preferably, the blowing mode includes introducing gas with pressure from the gas outlet, at this time, the gas delivery bypass and the electrically controlled stop valve on the gas outlet delivery passage are both in a closed state, and at the same time, the electrically controlled stop valve on the dust exhaust delivery passage is in a passage state, and when the gas passes through the dust collection box, dust and the gas are discharged into the air together.
In the technical scheme, the gas distribution device with the dust removing function and the use method thereof provided by the invention are used for collecting part or all of dust between the gas source and the executing structure, so that the working efficiency is improved, the service life of the executing element is prolonged, and the cleanliness of gas entering the control valve of the executing mechanism is improved.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the apparatus of the present invention;
figure 2 is a schematic cross-sectional view of a chamber in an embodiment of the device of the present invention.
Detailed Description
The technical scheme of the invention is further described below with reference to the accompanying drawings and examples.
Example 1
Referring to fig. 1 to 2, the gas distribution device with dust removal function provided by the present invention includes a cavity 2 with a rectangular cross section, and an air inlet 10, an air outlet 1 and dust collection boxes 5 and 6 connected to the cavity 2, wherein the dust collection boxes 5 and 6 are respectively disposed at two sides of the air inlet 10, and a spoiler 3 is disposed in the cavity 2 between the air inlet 10 and the air outlet 1 and between the dust collection boxes 5 and 6. The distance between the air inlet 10 and the air outlet 1 between the air baffle plates 3 in the cavity 2 is 0.5 times the distance between the dust collection boxes 5 and 6 and the air outlet 1 between the air baffle plates 3.
The dust collecting box 5 is connected with the cavity 2 by adopting threads, a concave structure 4 is arranged in the area connected with the cavity 2, and a dust discharging pipe 9 is arranged at the bottom of the dust collecting box 5. The gas delivery passages between the gas inlet 10, the gas outlet 1 and the dust exhaust pipe 9 of the cavity 2 are respectively provided with an electric control stop valve 15, 11, 12 and 14, the gas delivery bypasses 18 and 19 are arranged between the gas inlet 10, the gas outlet 1 and the dust exhaust pipe 9, and the electric control stop valves 16 and 17 are also arranged on the gas delivery bypasses 18 and 19.
The invention also provides a using method of the gas distribution device with a specific dust removal function, which comprises two operation modes of an air suction mode and an air blowing mode,
in the air suction mode, the air outlet 1 is in an air suction state, the electric control stop valves 11 and 15 are in a passage state, the air with dust is conveyed to the air outlet 1 through the air inlet 10 of the cavity 2, at the moment, the electric control stop valves 12, 14, 16 and 17 on the dust exhaust pipes 7 and 9 and the air conveying bypasses 18 and 19 are in a closed state, and the air cannot pass through the dust exhaust pipes 7 and 9 and the air conveying bypasses 18 and 19.
In the blowing mode, the air inlet 10 and the stop valves 15 and 11 of the air outlet 1 on the cavity 2 are in a closed state, air cannot enter the cavity 2 from the air inlet 10, the electrically controlled stop valves 12, 14, 16 and 17 on the dust exhaust pipes 7 and 9 and the air conveying bypasses 18 and 19 are in a open state, and when the air is exhausted from the air conveying bypasses 18 and 19, dust in the dust collecting boxes 5 and 6 is taken away and discharged into the air.
Example 2
Based on example 1, another blowing mode of the method of use of the invention is: the gas with pressure is introduced into the gas outlet 1, at this time, the electrically controlled stop valves 11 and 15 are in a passage state, the gas inlet 10 on the cavity 2 and the electrically controlled stop valves 15, 16 and 17 on the gas conveying bypasses 18 and 19 are in a closed state, and meanwhile, the electrically controlled stop valves 12 and 14 on the dust exhaust pipes 7 and 9 are in a passage state, and the gas passes through the dust collecting boxes 5 and 6 and simultaneously discharges dust in the dust collecting boxes into the air.
It will be appreciated by persons skilled in the art that the above embodiments are provided for illustration only and not for limitation of the invention, and that variations and modifications of the above described embodiments are intended to fall within the scope of the claims of the invention as long as they fall within the true spirit of the invention.

Claims (6)

1. A gas distribution device with dust removal function, characterized in that: the dust collecting device comprises a cavity, wherein the cavity is provided with an air inlet, an air outlet and a dust collecting port, and a plurality of guide plates are arranged in the cavity;
the air inlet is communicated with an air inlet conveying passage, the air outlet is communicated with an air outlet conveying passage, and the dust collecting opening is connected with a dust collecting box;
the dust collecting box is communicated with a dust discharging pipe, and the dust discharging pipe is communicated with a dust discharging conveying passage;
the air inlet conveying passage, the air outlet conveying passage and the dust exhaust conveying passage are communicated through a gas conveying bypass;
the air inlet conveying passage, the air outlet conveying passage and the dust exhaust conveying passage are respectively provided with an electric control stop valve on the gas conveying bypass,
the air outlet is positioned at the top of the cavity, and the air inlet and the dust collecting port are positioned at the bottom of the cavity;
the dust collection ports are respectively positioned at two sides of the air inlet,
the distance between the guide plates above the air outlet is larger than the distance between the guide plates above the dust collection port,
the distance between the guide plates above the dust collection port is 0.4-0.6 times of the distance between the guide plates above the air outlet.
2. The gas distribution device with dust removal function according to claim 1, wherein: the dust collection port is arranged to be of a concave structure.
3. The gas distribution device with dust removal function according to claim 2, wherein: the dust collecting port is in threaded connection with the dust collecting box.
4. The gas distribution device with dust removal function according to claim 1, wherein: the cross section of the cavity is cylindrical or rectangular.
5. The application method of the gas distribution device with the dust removal function is characterized by comprising the following steps of: use of a gas distribution apparatus according to any of claims 1-4, the method of use comprising a getter mode and a insufflation mode;
the air suction mode comprises the steps that the air outlet sucks air, and the air with dust is conveyed to the air outlet through the air inlet and the cavity, at the moment, the electric control stop valves on the air inlet conveying passage and the air outlet conveying passage are in a passage state, the electric control stop valves on the dust discharging conveying passage and the air conveying bypass passage are closed in a closed state, the air cannot pass through the dust discharging conveying passage and the air conveying bypass passage, and the dust falls into the dust collecting box;
the blowing mode comprises that gas with pressure is introduced from the air inlet, at the moment, the electric control stop valve on the air inlet conveying passage and the air outlet conveying passage are in a closed state, the electric control stop valve on the dust discharging conveying passage and the air conveying bypass is in a conducting state, so that the gas cannot enter the cavity, and when the gas is discharged from the air conveying bypass, dust in the dust collecting box is discharged into the air through the dust discharging conveying passage.
6. The method of using a dust removing gas distribution apparatus according to claim 5, wherein: the blowing mode comprises that gas with pressure is introduced from the gas outlet, at the moment, the gas conveying bypass and the electric control stop valve on the gas outlet conveying passage are in a closed state, meanwhile, the electric control stop valve on the dust discharging conveying passage is in a passage state, and when the gas passes through the dust collecting box, dust and the gas are discharged into the air together.
CN202010424248.6A 2020-05-19 2020-05-19 Gas distribution device with dust removal function and use method thereof Active CN113685731B (en)

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CN202010424248.6A CN113685731B (en) 2020-05-19 2020-05-19 Gas distribution device with dust removal function and use method thereof

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Application Number Priority Date Filing Date Title
CN202010424248.6A CN113685731B (en) 2020-05-19 2020-05-19 Gas distribution device with dust removal function and use method thereof

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CN113685731B true CN113685731B (en) 2023-06-13

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101829457A (en) * 2010-05-27 2010-09-15 蓝星化工有限责任公司 Dust falling device
CN104971579A (en) * 2015-06-30 2015-10-14 成都市新都区鑫悦空气净化设备厂 High-efficiency carpentry central deduster
CN105771508A (en) * 2016-03-24 2016-07-20 贵州大学 Gravity settling and multi-stage impact type inertial dust remover
CN106764436B (en) * 2016-12-15 2018-09-07 武汉新芯集成电路制造有限公司 A kind of spy's gas distributor box and its part exchanging method
CN207356748U (en) * 2017-05-31 2018-05-15 盐城市成功机械制造有限公司 A kind of bag filter with on-line detecting system
CN107469471A (en) * 2017-09-26 2017-12-15 钱康 A kind of organic solid waste pyrolysis installation
CN208642068U (en) * 2018-05-02 2019-03-26 王献 For urea high-tower granulation low emission recyclable device
CN208893865U (en) * 2018-06-27 2019-05-24 福建欣隆环保股份有限公司 A kind of Novel electric bag combined dust remover
CN208771007U (en) * 2018-08-22 2019-04-23 大余明发矿业有限公司 A kind of sedimentation dedusting device
CN109011958A (en) * 2018-09-21 2018-12-18 日昌升集团有限公司 A kind of ultrasonic atomizatio dust pelletizing system and method

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