CN211069342U

CN211069342U - Spark separation type integrated plastic-sintered plate dust remover

Info

Publication number: CN211069342U
Application number: CN201921848181.8U
Authority: CN
Inventors: 梁省秋; 黄莺
Original assignee: Feiyoude Environmental Protection Technology Chongqing Co ltd
Current assignee: Feiyoude Environmental Protection Technology Chongqing Co ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-07-24
Anticipated expiration: 2029-10-30

Abstract

The utility model discloses a board dust remover is moulded in integration of spark separation formula, well box inside except installing to mould a board filter core, mould a board filter core bracket and safety grid, still the integration is provided with spark catcher in it. The spark catcher is composed of a gas distribution chamber, a spark obstructing medium layer, a gas outlet and a spark catcher support frame. Waste gas containing dust and sparks enters the spark catcher from the waste gas inlet, the waste gas is distributed in the gas distribution chamber and enters the spark blocking medium layer, the sparks in the waste gas are blocked and extinguished by the spark blocking medium layer, the spark catcher is discharged from the gas outlet, waste gas without sparks is obtained, and then the waste gas without sparks can enter the plastic burning plate filter element for dust catching. This mould and burn board dust remover has built-in mars trap, can be with the whole separation of mars that contain in the waste gas and put out with putting out, effectively prevents to mould and burn board filter core and burnt out by the mars, has guaranteed the normal life who moulds and burn board filter core.

Description

Spark separation type integrated plastic-sintered plate dust remover

Technical Field

The utility model relates to a dust remover for dust entrapment, in particular to a plastic sintered plate dust remover (also known as a sintered plate dust remover) for trapping dust by adopting a filtering mode.

Background

In the case of sparking dusting conditions, such as cutting, grinding, welding or with combustion process sections. The general process system can prevent sparks from entering the dust remover by means of the front spark catcher, and the situations such as combustion inside the dust remover and the like can be caused.

The working temperature of the plastic burning plate filter element of the existing plastic burning plate dust remover on the market is only below 110 ℃, the strength of the filter element is reduced when the working temperature exceeds the temperature, the filter element begins to soften, melt and even burn, and the safe and effective working state cannot be ensured. Under the working condition of spark, for example, the waste gas generated during cutting, grinding or welding contains dust particles and is accompanied by sparks, the temperature of the sparks is usually over 1000 ℃, even up to 3000 ℃, if the sparks enter the dust remover of the plastic burning plate along with the dust airflow and touch the filter element, the filter element is damaged, even if the sparks are sporadic sparks, the damage of a larger area can be caused after long-time working, and the service life of the plastic burning plate is shortened.

Because the filter element of the plastic burning plate is expensive, and meanwhile, in order to ensure that the dust remover of the plastic burning plate can safely, reliably and continuously run up to the standard, when dust and waste gas with spark working conditions are treated at present, a general dry method (certainly, wet method trapping is adopted, and the defects of the wet method are more and are not expressed herein) is to arrange a long-distance pipeline, a labyrinth large-space settling chamber or a special dry spark catcher before the waste gas enters the dust remover of the plastic burning plate from the process, and try to trap the spark before the waste gas enters the dust remover of the plastic burning plate. However, since the physical properties of sparks and dust are not very different from each other except for the temperature, the sparks are collected and a part of dust is collected, so that the methods have the defects of large occupied space, low collection efficiency, inconvenience in maintenance and the like.

Disclosure of Invention

In order to solve the technical problem that occupation of land space is big among the current technology of mars entrapment, the entrapment is incomplete or overhaul inconvenient scheduling, the utility model provides a burn board dust remover moulds with mars entrapment function of preventing fires, one set of integrated mars trap of preventing fires is moulding inside burning board dust remover, and waste gas gets into the back from the dust remover entry, must just can with mould burning board filter core contact through the mars trap earlier to reach and prevent that the mars from causing the purpose of damage to moulding burning board filter core.

The utility model provides a technical scheme that its technical problem adopted is: a spark-blocking integrated plastic-burning plate dust remover consists of an upper box body, a middle box body and a lower box body. The rear side of the middle box body is provided with a waste gas inlet, and a burning plate filter element and a spark catcher are arranged inside the middle box body. The upper box body is internally provided with a blowing ash removal device, and the top of the upper box body is provided with a clean gas outlet. The lower box body mainly comprises an ash collecting hopper, an ash discharging drawer and a supporting frame. Waste gas containing dust and sparks firstly enters the spark catcher from the waste gas inlet, and after the sparks are caught by the spark catcher, the waste gas containing dust is discharged out of the spark catcher and then passes through the plastic burning plate filter element. The dust is intercepted on the outer surface of the filter element by the plastic burning plate filter element, and the waste gas penetrates through the inner surface of the filter element to become clean gas. Clean gas then gets into the box, and the clean gas export discharge that follow the box of going up moulds the fever board dust remover to realized preventing that the spark from damaging the filter core, and reached the function of removing dust.

According to the spark blocking type integrated plastic burning plate dust remover, the spark catcher is composed of the air inlet, the air distribution chamber, the spark blocking medium layer and the air outlet. The air inlet and the air outlet are arranged at 90 degrees, namely the air inlet is positioned on the side surface, and the air outlet is positioned on the top surface. The waste gas that contains dust and mars comes out from the middle box entry at a high speed, and the level gets into and divides the gas chamber, and mars inertia is great, and the branch gas chamber wallboard of direct impact air inlet opposite side, part mars are blockked on the wallboard, extinguish and lose kinetic energy and subside, because the space is great in the branch gas chamber simultaneously, and the velocity of flow slows down suddenly, and the mars of part big granule also easily subsides. And then, the waste gas with residual sparks turns upwards to enter the spark obstructing medium layer and closely collide with the medium layer, all the residual sparks are extinguished, and then the waste gas with dust only continues to upwards discharge the spark catcher from the gas outlet.

According to the spark blocking type integrated plastic burning plate dust remover, the air inlet of the spark catcher is directly connected with the waste gas inlet of the middle box body, waste gas containing dust and sparks enters the spark catcher immediately after entering the middle box body from the waste gas inlet, no gap is allowed in the midway, and the waste gas is prevented from directly bypassing the spark catcher and leading to the plastic burning plate filter element.

According to the spark blocking type integrated plastic burning plate dust remover, the material of the spark blocking medium layer of the spark catcher can be a stainless steel wire mesh or a ceramic saddle ring, and the material can be selected according to the severity of sparks. The spark blocking dielectric layer is wrapped and held outside by a steel structure frame and a stainless steel wire net.

Foretell spark separation formula integration is moulded and is sintered board dust remover, spark catcher's major structure all adopts the panel beating preparation, bolted connection, does not have the welding, convenient to detach and clearance deposition. The spark catcher is not provided with a special dust collecting hopper and a dust discharging valve due to the consideration of reducing maintenance parts and space occupation as much as possible. This only need unpack the curb plate opposite to the air inlet regularly, the manual work adopts the broom to sweep out the deposition, directly fall in moulding burning board dust remover's dust collecting hopper can, need not consider the deposition alone and transport.

The board dust remover is moulded in foretell mars separation formula integration, the mars trap can play the effect that the dust blockked in advance, can prevent effectively that the high-speed dust air current of entry from directly scouring away to moulding the board filter core, the protection filter core, consequently can cancel the entry baffle that the board dust remover was moulded to the conventionality, the entry baffle installation space that consequently saves just in time can compensate and install the required space of mars trap additional to the board dust remover is moulded in mars separation formula integration does not mould the board dust remover than the conventionality and increases area.

The board dust remover burns is moulded in foretell mars separation formula integration, maintenance of mars trap only need open the manhole door that moulds the board dust remover directly get into the clearance can, need not take mars filter medium out the exterior space and overhaul, it is extremely convenient to overhaul, need not consider alone overhaul space and access door, effectively reduces area.

Foretell spark separation formula integration is moulded and is sintered board dust remover before the waste gas entry, set up pressure differential on-line measuring behind the clean gas export, combine to mould the inside and outside pressure differential numerical value of sintered board filter core to the control whether jam and deposition just can be judged to the differential pressure of spark catcher need not open the access door, greatly reduced overhauls the degree of difficulty.

The beneficial effects of the utility model are that, the utility model discloses board dust remover is moulded in mars separation formula integration adopts the mode that built-in mars catcher replaced the entry baffle, has solved effectively that the tradition is moulded when burning the board dust remover to handling the area mars dust and is moulded the problem that the board filter core receives the damage, reduces life and burns out even. After the spark catcher is arranged in the middle box body, the dust filter can be directly used for filtering dust with sparks, meanwhile, the occupied area of equipment is not increased, the maintenance is convenient, and the application range is wider.

Drawings

The present invention will be further explained with reference to the drawings and examples.

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

FIG. 2 is a schematic perspective view taken along the line A-A in FIG. 1;

fig. 3 is a schematic perspective view as seen along the direction B-B in fig. 2.

In the figure, 1, an upper box body, 2, a middle box body, 3, a lower box body, 4, an exhaust gas inlet, 5, a manhole door, 6, a clean gas outlet, 7, a support frame, 8, an ash collecting hopper, 9, an ash discharging drawer, 10, an air bag access door, 11, a pulse injection valve, 12, an air bag, 13, an injection ash cleaning air pipe, 14, a pore plate (a partition plate of the middle box body and the lower box body), 15, a plastic burning plate filter element, 16, a spark catcher, 17, an air distributing chamber, 18, a spark medium layer, 19, an air outlet, 20, a spark catcher support frame, 21, a plastic burning plate filter element bracket, 22, a safety grid and 23 are air bag partition plates.

Detailed Description

[ example 1 ]

The spark-blocking integrated plastic burning plate dust remover shown in figure 1 comprises an upper box body 1, a middle box body 2 and a lower box body 3.

Referring to fig. 2 and 3, the rear side of the middle box body is provided with an exhaust gas inlet 4, and the front side is provided with a manhole door. The middle box body is internally provided with a burning plate filter element 15, a spark catcher 16, a burning plate filter element bracket 21 and a safety grid 22. The spark catcher is composed of a gas distribution chamber 17, a spark obstructing medium layer 18, a gas outlet 19 and a spark catcher support frame 20.

The interior of the upper box body is divided into 2 isolated spaces by the air bag partition plate 23 and the orifice plate 14. As shown in fig. 2, the left side of the air bag partition plate is a first space, namely an air purifying chamber, and a blowing ash removal air pipe 13 is arranged in the air purifying chamber; the right side of the air bag partition board is a second space which is composed of a pulse blowing valve 11 and an air bag 12. An air bag access door 10 is arranged outside the upper box body. The top of the upper box body is provided with a clean gas outlet 6.

The lower box body mainly comprises an ash collecting hopper 8, an ash discharging drawer 9 and a supporting frame 7.

All the parts are connected through bolts, the positions of all the parts are in a standing state, and no moving mechanism is arranged.

The waste gas C containing dust and sparks firstly enters the spark catcher 16 from the waste gas inlet 4, the waste gas C is distributed in the gas distribution chamber 17 and enters the spark obstructing medium layer 18, the sparks in the waste gas C are obstructed and extinguished by the spark obstructing medium layer 18, and then the waste gas C is discharged out of the spark catcher from the gas outlet 19 and passes through the plastic burning plate filter element 15. The dust is intercepted on the outer surface of the filter element by the plastic burning plate filter element 15, and the waste gas penetrates through the inner surface of the filter element to become clean gas D. The clean gas D then enters the upper box 1 and exits the sintered plate dust collector through the clean gas outlet 6 of the upper box 1. Along with the fact that the dust accumulated on the outer surface of the plastic burning plate filter element 15 is thicker and reaches a certain time or pressure difference, the pulse blowing valve 11 is opened, clean compressed air is sucked from the air bag 12 and conveyed to the blowing dust removal air pipe 13 to blow the plastic burning plate filter element 15 from the inside, a dust layer on the outer surface of the plastic burning plate filter element 15 is blown by blowing acting force to fall into the dust collection hopper 8, and dust accumulated in the dust collection hopper 8 is manually opened to discharge dust through the dust discharge drawer 9 after the machine is stopped, so that the accumulated dust is taken out.

[ example 2 ]

The exhaust gas inlet and the manhole door may be arranged in a modified manner according to actual conditions, for example, in fig. 2, the exhaust gas inlet 4 is on the left side, and the manhole door 5 is on the right side, and in the detailed design, the exhaust gas inlet 4 may be disposed on the right side and the manhole door may be disposed on the left side according to actual conditions.

[ example 3 ]

The arrangement of the clean gas outlet may be changed according to actual conditions, for example, in fig. 3, the clean gas outlet 6 is at the top, and when it is designed in detail, the clean gas outlet 6 may be provided at the left or right side of the upper case 1 according to actual conditions.

[ example 4 ]

The ash discharging mode of the dust remover can be changed into other modes according to actual conditions, for example, in the attached drawings, the ash discharging of the dust remover adopts drawer type ash discharging, manual operation is needed, and the method is only suitable for the working conditions of small air quantity, small dust quantity and short continuous working time of the dust remover. If the conditions of large air volume, high dust concentration, long continuous working time of a dust remover or high automation degree required by a user are met, the ash discharging drawer can be replaced by an ash discharging device such as a gate valve, a star-shaped ash discharging valve, a gravity flap valve, a spiral ash conveyor, a scraper ash conveyor and the like, 2 or more than 2 ash discharging devices can be combined for use, and the number of the ash discharging devices can be increased according to the requirement. The dust hopper can be provided with equipment instruments such as a vibrator, a material level meter and the like according to requirements and is used in a linkage manner with the dust discharging device, so that the conditions that the dust hopper is not smooth in dust discharging, the dust hopper is excessive in dust deposition and the like are prevented, and the automation degree of the dust remover equipment is greatly improved.

[ example 5 ]

The spark arrestor can be changed in installation position as required. For example, in fig. 3, the spark arrestor 16 is installed on the right side of the inside of the middle box body, and actually, it can also be installed on the left side or the middle, but the position of the plastic burning plate filter element 15 is adjusted accordingly, so that the two positions do not interfere with each other.

[ example 6 ]

The size of the spark catcher can be adjusted correspondingly according to the air quantity of the treated waste gas. For example, in fig. 3, the number of the sintering plate filter elements 15 is 6, and if the amount of the treated exhaust gas needs to be increased or decreased, that is, the number of the sintering plate filter elements 15 is changed, the size of the spark catcher 16 can be adjusted accordingly, so as to achieve the corresponding spark catching effect.

[ example 6 ]

The spark blocking dielectric layer 18 of the spark arrestor may be of a replaceable type, material and thickness. For example, the spark blocking dielectric layer 18 may be replaced with other types, materials and thicknesses according to actual use effect and market conditions of materials, for example, the material may be stainless steel, ceramic or other refractory materials, the type may be round bar, spherical, saddle-shaped, etc., and the thickness may be increased or decreased according to actual use resistance and spark trapping effect.

Claims

1. The utility model provides a burnt board dust remover is moulded in integration of mars separation formula, includes: go up box (1), well box (2) and lower box (3), well box rear side is provided with waste gas entry (4), and the front side is equipped with manhole door, its characterized in that: besides a plastic burning plate filter element (15), a plastic burning plate filter element bracket (21) and a safety grid (22), a spark catcher (16) is also integrally arranged in the middle box body.

2. The spark-blocking integrated plastic-burning plate dust remover as claimed in claim 1, wherein the spark catcher (16) is composed of a gas distribution chamber (17), a spark-blocking dielectric layer (18), a gas outlet (19) and a spark catcher support frame (20), waste gas C containing dust and sparks enters the spark catcher (16) from the waste gas inlet (4), the waste gas C is distributed in the gas distribution chamber (17) and enters the spark-blocking dielectric layer (18), the sparks in the waste gas C are blocked and extinguished by the spark-blocking dielectric layer (18), the spark catcher is discharged from the gas outlet (19) to obtain waste gas without sparks, and then the waste gas without sparks can enter the plastic-burning plate filter element (15) for dust catching; all the parts are connected through bolts, the positions of all the parts are in a standing state, and no moving mechanism is arranged.

3. The Mars baffled integrated sintered plate dust remover as claimed in claim 2, wherein: the spark blocking dielectric layer can be flexibly configured according to the requirement; the material of the spark obstructing dielectric layer (18) can adopt stainless steel and ceramic, the type can adopt a round rod shape, a spherical shape or a saddle shape, and the thickness can be increased or decreased according to the actual resistance and the spark trapping effect.