CN217321960U - Negative-pressure dust suction device for discharging dust of bag type dust removal scraper conveyor - Google Patents

Abstract

The utility model relates to a scrape trigger and put grey technical field, and disclose a negative pressure ash suction device that is used for bag-type dust removal to scrape trigger and puts ash, including the dust remover platform, the upper end of dust remover platform is connected with scrapes the trigger, and the top of scraping the trigger is equipped with a plurality of ash storehouse, installs the admission valve on the ash storehouse, and it has the dust exhaust pipe to scrape common intercommunication between trigger and the ash storehouse, installs the ash exhaust valves on the dust exhaust pipe, and the top of scraping the trigger is equipped with inhales the header pipe, inhales the both ends of header pipe and installs the valve unit of ventilating jointly, and common intercommunication has the ash guide pipe that the slope set up between ash storehouse and the inhaling the header pipe, leads and installs pneumatic push-pull valve on the ash guide pipe, and the intercommunication has metal collapsible tube on the inhaling the header pipe, and metal collapsible tube's the other end is connected with inhales the row of tank car. The utility model discloses an inhale and arrange the tank car and inhale in with each ash storehouse ash and arrange the tank car, realize pneumatic transport and tank car mode airtight transport, reach the ultralow emission requirement, improved and unloaded grey efficiency, reduced energy resource consumption and spare parts consumption.

Description

Negative-pressure dust suction device for discharging dust of bag type dust removal scraper conveyor

Technical Field

The utility model relates to a scrape trigger and put grey technical field, especially relate to a negative pressure ash suction device that is used for bag collector to scrape trigger and puts grey.

Background

The powdery material in the ferrous metallurgy industry is conveyed in a closed manner by adopting a tubular belt conveyor, pneumatic conveying equipment, a tank car and the like. Most of bag-type dust collectors adopt a dust discharging mode of a square bucket vehicle matched with a humidifier before the ultra-low standard is issued, the dust discharging mode of the humidifier has general dust discharging effect due to the influence of water pumping quantity and material characteristics, large dust remains during dust discharging operation, the dust discharging mode has large harm to site environment and occupational health of operators, the relevant requirements of ultra-low emission cannot be met, the dust discharging efficiency is low, the energy consumption is high, and the equipment maintenance is frequent.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving still to have great raise dust when putting the ash operation among the prior art, it is big to site environment and operation personnel occupational health harm, can not satisfy the relevant requirement of ultralow emission, unload moreover that ash is inefficient, energy consumption is high, the frequent problem of plant maintenance, and the negative pressure that a scraper blade machine put the ash for bag collector inhales ash device that proposes.

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

the utility model provides a negative pressure ash suction device for ash is put to bag collector scraper blade machine, includes the dust remover platform, the upper end of dust remover platform is connected with scrapes the trigger, the top of scraping the trigger is equipped with a plurality of ash storehouse, install the admission valve on the ash storehouse, it has the ash discharge pipe to scrape common intercommunication between trigger and the ash storehouse, install the ash discharge valves on the ash discharge pipe, the top of scraping the trigger is equipped with inhales the header pipe, inhale the both ends of header pipe and install the valves of ventilating jointly, common intercommunication has the ash guide pipe that the slope set up between ash storehouse and the inhaling header pipe, it installs pneumatic push-pull valve on the ash guide pipe, the intercommunication has metal collapsible tube on the inhaling header pipe, metal collapsible tube's the other end is connected with inhales the row of tanker.

Preferably, a vibration motor is mounted on the outer pipe wall of the suction and discharge main pipe.

Preferably, arrange grey valves and include electronic push-pull valve and star type unloading valve, electronic push-pull valve and star type unloading valve are followed vertical direction and are down installed on row's ash pipe in proper order from last.

Preferably, the vent valve group comprises two butterfly valves, and the two butterfly valves are symmetrically arranged at pipe orifices at two ends of the suction and discharge main pipe.

Preferably, the inner pipe wall of the suction and discharge main pipe close to one end of the two butterfly valves is connected with a filter screen.

Preferably, the top of the suction and discharge tank car is connected with a feed inlet, and one end of the metal hose, which is far away from the suction and discharge main pipe, is connected with the feed inlet through a flange plate.

Compared with the prior art, the utility model provides a negative pressure ash suction device that is used for scraper blade machine of bag collector to put ash possesses following beneficial effect:

1. this a negative pressure ash suction device for ash is put to bag collector scraper blade machine connects metal collapsible tube and suction and discharge tank car, opens the pneumatic gate valve on each ash guide pipe one by one in proper order, inhales the suction and discharge tank car through suction and discharge tank car with the interior ash in each ash storehouse, realizes pneumatic transport and tank car mode airtight transport, reaches the ultralow emission requirement, has improved the ash discharge efficiency.

2. This a negative pressure ash suction device for ash is put to bag collector scraper blade machine has optimized the operation flow, will originally put grey system push-pull valve, scrapes the trigger, star type unloading valve, and shutdown such as humidification machine is reserve, inhales the row's operation and has reduced equipment trouble rate and spill the hourglass material, has stopped the secondary raise dust, has reduced energy resource consumption and spare part consumption.

3. This a negative pressure inhales grey device for bag collector scraper machine ash discharge, when needing the clearance to inhale the row house steward, open the butterfly valve of inhaling row house steward both ends, during the outside air enters into inhales row tank car through inhaling row house steward and metal collapsible tube, can carry out convenient cleanness in inhaling the row house steward.

The device does not relate to the part and all is the same with prior art or can adopt prior art to realize, the utility model discloses an in suction row tank car sucks the suction row tank car with ash in each ash storehouse, realize pneumatic transport and tank car mode air-tight transport, reach ultralow emission requirement, improved the ash discharge efficiency, reduced energy resource consumption and spare part consumption.

Drawings

Fig. 1 is a schematic structural view of a negative pressure dust suction device for discharging dust of a bag-type dust removal scraper conveyor;

fig. 2 is the utility model provides a schematic diagram of leading ash pipe and vibrating motor coupling part in a negative pressure ash-absorbing device for ash is put to bag collector scraper.

In the figure: 1. a dust collector platform; 2. a scraper machine; 3. an ash bin; 4. an ash discharge pipe; 5. a suction and discharge header pipe; 6. an ash guide pipe; 7. a pneumatic gate valve; 8. a metal hose; 9. a suction and discharge tank car; 10. a vibration motor; 11. an electric gate valve; 12. a star-shaped ash discharge valve; 13. a butterfly valve; 14. a feed inlet; 15. a flange plate; 16. an intake valve.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1, a negative pressure ash suction device for ash discharge of bag type dust removal scraper conveyor, including dust remover platform 1, the upper end of dust remover platform 1 is connected with scrapes scraper conveyor 2, and the top of scraping scraper conveyor 2 is equipped with a plurality of ash bin 3, installs admission valve 16 on the ash bin 3, and when ash was inhaled to the negative pressure, admission valve 16 was opened, and outside air entered into in the ash bin 3 through admission valve 16.

Scrape and communicate jointly between trigger 2 and the ash bin 3 and have row ash pipe 4, install row ash valves on row ash pipe 4, row ash valves includes electronic push-pull valve 11 and star type unloading valve 12, and electronic push-pull valve 11 and star type unloading valve 12 are followed vertical direction and are down installed on row ash pipe 4 in proper order from last.

Referring to fig. 1, scrape the top of trigger 2 and be equipped with suction header pipe 5, suction header pipe 5's both ends install the valves of ventilating jointly, and the valves of ventilating includes two butterfly valves 13, and two butterfly valves 13 symmetries are installed at suction header pipe 5's both ends mouth of pipe, carry out convenient cleanness in suction header pipe 5, are connected with the filter screen on the interior pipe wall that suction header pipe 5 is close to two butterfly valves 13 one end positions, filter the air that gets into in the suction header pipe 5 through the filter screen.

The dust bin 3 and inhale and arrange between the house steward 5 common intercommunication have the dust pipe 6 that leads of slope setting, install pneumatic push-pull valve 7 on leading the dust pipe 6, it has metal collapsible tube 8 to inhale to arrange the house steward 5 on the intercommunication, metal collapsible tube 8's the other end is connected with inhales and arranges the tank car 9, the top of inhaling and arranging tank car 9 is connected with feed inlet 14, metal collapsible tube 8 keeps away from the one end of inhaling and arranging house steward 5 and is connected through ring flange 15 and feed inlet 14, install the charge level indicator on the dust 3, the charge level indicator is inhaled the ash device with whole negative pressure and is connected through the controller, inhale and arrange tank car 9 connecting line after, the control negative pressure is inhaled the ash device and is carried out automatic ash discharge.

Referring to fig. 1-2, a vibration motor 10 is installed on the outer wall of the suction header pipe 5, the vibration motor 10 is started, and the vibration motor 10 drives the suction header pipe 5 to vibrate to shake off dust adhered to the inside of the suction header pipe 5.

The working principle is as follows: after the suction and discharge tank car 9 is in place, the metal hose 8 is connected with the suction and discharge tank car 9, the suction and discharge tank car 9 starts to suck air, simultaneously, the air inlet valve 16 on each ash bin 3 is opened, then the pneumatic gate valves 7 on each ash guide pipe 6 are sequentially opened one by one, the ash in each ash bin 3 is sucked into the suction and discharge main pipe 5 through the ash guide pipe 6, and then is sucked into the suction and discharge tank car 9 through the metal hose 8, so that pneumatic conveying and tank car mode closed conveying are realized, and the ultra-low emission requirement is met; after the ash discharge is finished, the suction and discharge tank car 9 stops sucking air, the air inlet valve 16 and the pneumatic gate valve 7 are closed, the metal hose 8 is separated from the suction and discharge tank car 9, pneumatic conveying and tank car mode closed conveying are realized, the ultra-low discharge requirement is met, the ash discharge efficiency is improved, the equipment failure rate and the material leakage are reduced in suction and discharge operation, secondary dust raising is avoided, and the energy consumption and the spare part consumption are reduced; when the suction header pipe 5 needs to be cleaned, the metal hose 8 is connected with the suction header pipe 9, butterfly valves 13 at two ends of the suction header pipe 5 are opened, the suction header pipe 9 starts to suck air, outside air enters the suction header pipe 9 through the suction header pipe 5 and the metal hose 8, and the inside of the suction header pipe 5 is cleaned.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a negative pressure ash suction device for ash is put to bag collector scraper blade machine, includes the dust remover platform, its characterized in that, the upper end of dust remover platform is connected with scrapes the trigger, the top of scraping the trigger is equipped with a plurality of ash storehouse, install the admission valve on the ash storehouse, it has the ash discharge pipe to scrape common intercommunication between trigger and the ash storehouse, install the ash discharge valves on the ash discharge pipe, the top of scraping the trigger is equipped with inhales the header pipe, the valve unit of ventilating is installed jointly at the both ends of inhaling the header pipe, common intercommunication has the ash guide pipe that the slope set up between ash storehouse and the inhaling the header pipe, it installs pneumatic push-pull valve on the ash guide pipe, the intercommunication has metal collapsible tube on the inhaling the header pipe, metal collapsible tube's the other end is connected with inhales the row of tank car.

2. The negative-pressure dust suction device for discharging the dust of the bag-type dust removal scraper conveyor as claimed in claim 1, wherein a vibration motor is mounted on the outer pipe wall of the suction and discharge header pipe.

3. The negative pressure ash suction device for discharging ash of the bag type dust removal scraper conveyor according to claim 1, wherein the ash discharge valve group comprises an electric gate valve and a star-shaped ash discharge valve, and the electric gate valve and the star-shaped ash discharge valve are sequentially installed on the ash discharge pipe from top to bottom in the vertical direction.

4. The negative-pressure dust suction device for discharging dust of the bag type dust removal scraper conveyor as claimed in claim 1, wherein the air valve set comprises two butterfly valves, and the two butterfly valves are symmetrically arranged at two end pipe orifices of the suction and discharge header pipe.

5. The negative-pressure dust suction device for discharging dust of the bag-type dust removal scraper conveyor as claimed in claim 4, wherein a filter screen is connected to the inner pipe wall of the suction and discharge header pipe at a position close to one end of the two butterfly valves.

6. The negative-pressure dust suction device for discharging dust of the bag-type dust removal scraper conveyor as claimed in claim 1, wherein a feed port is connected to the top of the suction and discharge tank car, and one end of the metal hose, which is far away from the suction and discharge header pipe, is connected with the feed port through a flange.

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