CN218222947U

CN218222947U - Two-stage cyclone dust collector device with afterburning chamber

Info

Publication number: CN218222947U
Application number: CN202222267633.1U
Authority: CN
Inventors: 吴广学; 吴晓波; 王亚平
Original assignee: Yancheng Dafeng Hongtu Seiko Shot Blasting Equipment Co ltd
Current assignee: Yancheng Dafeng Hongtu Seiko Shot Blasting Equipment Co ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2023-01-06
Anticipated expiration: 2032-08-29

Abstract

The utility model discloses a second grade cyclone device with flashback chamber, include the waste gas case with the waste incinerator intercommunication, the top fixed mounting of waste gas case has first draught fan, the air intake fixedly connected with of first draught fan extends to the inside first air-supply line of waste gas case, turn right from a left side in proper order fixed mounting one-level cyclone and second grade cyclone in one side of waste gas case, one-level cyclone includes a first whirlwind section of thick bamboo that removes dust, the air outlet fixedly connected with of first draught fan and the first import pipe of a whirlwind section of thick bamboo intercommunication, the bottom fixed mounting of a whirlwind section of thick bamboo has first ash chamber. The utility model relates to a cyclone technical field, this second grade cyclone device with flashback chamber, it is thorough to remove dust, through setting flashback chamber, reduces cyclone dust removal pressure, improves dust removal effect.

Description

Two-stage cyclone dust collector device with afterburning chamber

Technical Field

The utility model relates to a cyclone device technical field specifically is a second grade cyclone device with afterburning room.

Background

The cyclone dust collector separates dust particles from the airflow by means of centrifugal force and collects the dust particles on the wall of the cyclone dust collector, and the dust particles fall into the dust chamber by means of gravity. The flue gas generated in the waste incineration process is generally dedusted by a cyclone deduster.

The prior art has the following defects and shortcomings:

the garbage incinerator has the problems that the temperature of the incinerator is not high due to complex feeding types, a lot of impurities and low heat value, part of combustible objects are not combusted in a hearth but are combusted at the tail part, or combustible objects and large particles reach the tail part of the garbage incinerator, so that the dust removal pressure of other dust removal equipment at the tail part is high, and the damage condition and the dust removal effect of other equipment are not obvious.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a second grade cyclone device with flashback chamber has solved current problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a second grade cyclone device with flashback chamber, includes the waste gas case with the waste incinerator intercommunication, the top fixed mounting of waste gas case has first draught fan, the air intake fixedly connected with of first draught fan extends to the inside first air-supply line of waste gas case, turn right from a left side in proper order fixed mounting one-level cyclone and second grade cyclone of one side of waste gas case, one-level cyclone includes first whirlwind dedusting barrel, the air outlet fixedly connected with of first draught fan and the first import pipe of first whirlwind dedusting barrel intercommunication, the bottom fixed mounting of first whirlwind dedusting barrel has first ash chamber, the inside fixed mounting of first whirlwind dedusting barrel has first outlet pipe, second cyclone includes second whirlwind dedusting barrel, the top fixedly connected with second whirlwind dedusting barrel of first outlet pipe import pipe, the bottom fixed mounting of second whirlwind dedusting barrel has the second ash chamber, the inside fixed mounting of second whirlwind dedusting barrel has the second outlet pipe, one side fixed mounting of waste gas case has the air outlet, the air outlet of second whirlwind dedusting barrel is close to the air outlet with the air outlet of second whirlwind fixed mounting of air-supply pipe and the air outlet of second whirlwind chamber, the air outlet is connected with the air outlet of second whirlwind fixed mounting of air inlet and the air outlet of second whirlwind chamber.

Preferably, first draught fan passes through bolt fixed mounting at the exhaust box top, first draught fan passes through wire and external power source electric connection.

Preferably, the first inlet pipe is tangent to the first cyclone dust removal cylinder and communicated with the first outlet pipe, and the second inlet pipe is tangent to the second cyclone dust removal cylinder and communicated with the second outlet pipe.

Preferably, the first cyclone dust removal cylinder and the second cyclone dust removal cylinder are respectively cast by refractory casting materials.

Preferably, the second draught fan passes through bolt fixed mounting on the combustion chamber, the second draught fan passes through wire and external power source electric connection.

Preferably, the quantity of atomizing oil gas shower nozzle sets up to a plurality ofly, atomizing oil gas shower nozzle passes through bolt fixed mounting at the inside roof of flashback chamber, atomizing oil gas shower nozzle communicates with outside oil tank respectively, last fixed mounting of atomizing oil gas shower nozzle has the solenoid valve.

Preferably, the electronic igniter is fixedly installed on the top wall of the interior of the flashback chamber through a bolt, and the electronic igniter is electrically connected with an external power supply through a lead.

Preferably, the valve is a gate valve.

Advantageous effects

The utility model provides a second grade cyclone device with flashback chamber. Compared with the prior art, the method has the following beneficial effects:

(1) This second grade cyclone device with chamber of backflushing, through set up one-level cyclone and second grade cyclone in exhaust gas case one side, the first draught fan of top fixed mounting of exhaust gas case, and then through the flue gas that first draught fan produced the inside msw incineration of exhaust gas case through one-level cyclone in proper order, second grade cyclone removes dust and handles, heavily remove dust through designing second grade cyclone and handle, can avoid the incomplete condition of single-stage dust remover dust removal, lead to the dust removal effect poor.

(2) This a second grade cyclone device with flashback chamber, through setting flashback chamber, the last fixed mounting second draught fan of flashback chamber, by one-level cyclone, the flue gas after second grade cyclone removes dust flows back to inside the flashback chamber through the second draught fan, can carry out the postcombustion to the flue gas of retrieving through set up electronic point firearm and atomizing oil gas shower nozzle inside the flashback chamber, make the combustible substance and the large granule material of insufficient combustion flow back to inside the exhaust gas case once more after through the postcombustion in the furnace, and then reach the purpose of cyclic dust removal processing, it is more thorough to make the dust removal, and then avoid the partial combustible object of waste incinerator to burn insufficiently at furnace through setting flashback chamber, lead to combustible substance and large granule to the garbage incinerator afterbody, it is big to lead to causing afterbody dust collecting equipment dust removal pressure, the condition of equipment damage and the obscure condition of dust removal effect.

Drawings

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

FIG. 2 is a schematic view of the first inlet pipe and the first cyclone dust-removing cylinder;

fig. 3 is a schematic view of the connection between the second inlet pipe and the second cyclone dust-removing cylinder of the present invention.

In the figure: 1. an exhaust gas tank; 2. a first induced draft fan; 21. a first air inlet pipe; 3. a primary cyclone dust collector; 31. a first cyclone dust removal cylinder; 32. a first ash chamber; 33. a first outlet pipe; 4. a secondary cyclone dust collector; 41. a second cyclone dust removal cylinder; 42. a second ash chamber; 43. a second outlet pipe; 5. a first inlet pipe; 6. a second inlet pipe; 7. a flashback chamber; 71. an air outlet; 72. an air inlet; 73. an electronic igniter; 74. atomizing an oil gas spray head; 75. a valve; 8. a second induced draft fan; 81. a second air inlet pipe; 82. and (7) an air outlet pipe.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides two technical solutions:

the first embodiment is as follows:

a secondary cyclone dust collector device with a combustion chamber comprises a waste gas box 1 communicated with a garbage incinerator, a first induced draft fan 2 is fixedly installed at the top of the waste gas box 1, a first air inlet pipe 21 extending to the inside of the waste gas box 1 is fixedly connected with an air inlet of the first induced draft fan 2, a primary cyclone dust collector 3 and a secondary cyclone dust collector 4 are fixedly installed on one side of the waste gas box 1 from left to right in sequence, the primary cyclone dust collector 3 comprises a first cyclone dust collection barrel 31, a first inlet pipe 5 communicated with the first cyclone dust collection barrel 31 is fixedly connected with an air outlet of the first induced draft fan 2, a first dust chamber 32 is fixedly installed at the bottom of the first cyclone dust collection barrel 31, a first outlet pipe 33 is fixedly installed inside the first cyclone dust collection barrel 31, and the secondary cyclone dust collector 4 comprises a second cyclone dust collection barrel 41, the top end of the first outlet pipe 33 is fixedly connected with a second inlet pipe 6 communicated with a second cyclone dust removal cylinder 41, the bottom of the second cyclone dust removal cylinder 41 is fixedly provided with a second ash chamber 42, the inside of the second cyclone dust removal cylinder 41 is fixedly provided with a second outlet pipe 43, one side of the waste gas box 1 is fixedly provided with a flashback chamber 7, the top of the flashback chamber 7 is fixedly provided with a second induced draft fan 8, an air inlet of the second induced draft fan 8 is fixedly connected with a second air inlet pipe 81, the second air inlet pipe 81 is fixedly connected with the second outlet pipe 43, an air outlet of the second induced draft fan 8 is fixedly connected with an air outlet pipe 82, two ends of the flashback chamber 7 are respectively provided with an air outlet 71 and an air inlet 72, the air outlet 71 is communicated with the waste gas box 1, the air inlet 72 is communicated with the air outlet pipe 82, the top wall inside of the flashback chamber 7 is fixedly provided with an electronic igniter 73 and an atomized oil gas spray nozzle 74, and the inside of one end of the flashback chamber 7 close to the air outlet 71 is fixedly provided with a valve 75.

Example two:

a secondary cyclone dust collector device with a combustion-back chamber comprises a waste gas box 1 communicated with a garbage incinerator, wherein a first induced draft fan 2 is fixedly installed at the top of the waste gas box 1, an air inlet of the first induced draft fan 2 is fixedly connected with a first air inlet pipe 21 extending into the waste gas box 1, the first induced draft fan 2 is fixedly installed at the top of the waste gas box 1 through a bolt, the first induced draft fan 2 is electrically connected with an external power supply through a lead, and the first induced draft fan 2 can extract smoke in the waste gas box 1 into a first inlet pipe 5 and extract the smoke into a first cyclone dust removing cylinder 31 through the first inlet pipe 5; a primary cyclone dust collector 3 and a secondary cyclone dust collector 4 are fixedly installed on one side of the waste gas box 1 from left to right in sequence, the primary cyclone dust collector 3 comprises a first cyclone dust removing cylinder 31, an air outlet of a first induced draft fan 2 is fixedly connected with a first inlet pipe 5 communicated with the first cyclone dust removing cylinder 31, a first dust chamber 32 is fixedly installed at the bottom of the first cyclone dust removing cylinder 31, a first outlet pipe 33 is fixedly installed inside the first cyclone dust removing cylinder 31, the secondary cyclone dust collector 4 comprises a second cyclone dust removing cylinder 41, a second inlet pipe 6 communicated with the second cyclone dust removing cylinder 41 is fixedly connected to the top end of the first outlet pipe 33, a second dust chamber 42 is fixedly installed at the bottom of the second cyclone dust removing cylinder 41, a second outlet pipe 43 is fixedly installed inside the second cyclone dust removing cylinder 41, the first inlet pipe 5 is tangent to the first cyclone dust removing cylinder 31 and communicated with the first outlet pipe 33, the second inlet pipe 6 is tangent to the second cyclone dust removing cylinder 41 and communicated with the second cyclone dust removing cylinder 43, particles enter the first cyclone dust removing cylinder 31 or enter the second cyclone dust removing cylinder 31 through the first inlet pipe 5 or enter the second cyclone dust removing cylinder 31 and then are separated from the inner wall of the first cyclone dust removing cylinder, and fall into the second cyclone dust inlet pipe 33 through centrifugal force, and then are separated from the inner wall, and discharged into the second cyclone dust outlet pipe, and then discharged into the first cyclone dust removing cylinder, and discharged through the first cyclone dust inlet pipe 41, and discharged through centrifugal force, and discharged into the second cyclone dust outlet pipe, and then discharged into the second cyclone dust outlet pipe 33, and discharged through the first cyclone dust outlet pipe, and then the first cyclone dust outlet pipe, and discharged through the first cyclone dust outlet pipe, and then the cyclone dust outlet pipe, and the flue gas; the first cyclone dust removing cylinder 31 and the second cyclone dust removing cylinder 41 are respectively formed by pouring refractory pouring materials, so that the high-temperature-resistant cyclone dust removing cylinder is high in temperature resistance, and the first cyclone dust removing cylinder 31 and the second cyclone dust removing cylinder 41 are prevented from being damaged by high-temperature smoke; a recombustion chamber 7 is fixedly installed on one side of the waste gas tank 1, a second induced draft fan 8 is fixedly installed on the top of the recombustion chamber 7, a second air inlet pipe 81 is fixedly connected to an air inlet of the second induced draft fan 8, the second air inlet pipe 81 is fixedly connected with a second outlet pipe 43, an air outlet pipe 82 is fixedly connected with an air outlet of the second induced draft fan 8, the second induced draft fan 8 is fixedly installed on the recombustion chamber 7 through bolts, the second induced draft fan 8 is electrically connected with an external power supply through a wire, and the second induced draft fan 8 can extract smoke exhausted from the second outlet pipe 43 into the recombustion chamber 7 through the second air inlet pipe 81 and the air outlet pipe 82; the two ends of the flashback chamber 7 are respectively provided with a gas outlet 71 and a gas inlet 72, the gas outlet 71 is communicated with the waste gas box 1, the gas inlet 72 is communicated with a gas outlet pipe 82, the inner top wall of the flashback chamber 7 is fixedly provided with an electronic igniter 73 and a plurality of atomized oil gas spray heads 74, the atomized oil gas spray heads 74 are fixedly arranged on the inner top wall of the flashback chamber 7 through bolts, the atomized oil gas spray heads 74 are respectively communicated with an external oil tank, the atomized oil gas spray heads 74 are fixedly provided with electromagnetic valves, the electronic igniter 73 is fixedly arranged on the inner top wall of the flashback chamber 7 through bolts, the electronic igniter 73 is electrically connected with an external power supply through a lead, the electromagnetic valves of the atomized oil gas spray heads 74 are automatically opened, atomized oil gas is sprayed through the atomized oil gas spray heads 74, and the electronic igniter 73 is automatically started to ignite the atomized oil gas; a valve 75 is fixedly installed inside one end of the flashback chamber 7 close to the air outlet 71, the valve 75 is a gate valve, and the valve 75 is controlled to be opened and closed to enable the smoke inside the flashback chamber 7 to be fully combusted and then discharged into the waste gas box 1.

When the secondary cyclone dust collector device with the combustion-back chamber is used, smoke generated by a garbage incinerator is discharged into the waste gas box 1 to be collected, the primary cyclone dust collector 3 and the secondary cyclone dust collector 4 are arranged on one side of the waste gas box 1, the first draught fan 2 is fixedly installed at the top of the waste gas box 1, the smoke generated by incineration of garbage in the waste gas box 1 sequentially passes through the primary cyclone dust collector 3 and the secondary cyclone dust collector 4 through the first draught fan 2 to be subjected to dust removal treatment, and due to the fact that the secondary cyclone dust collector is designed to carry out double dust removal treatment, the situation that a single-stage dust collector cannot completely remove dust can be avoided, and the dust removal effect is poor; in addition, by arranging the flashback chamber 7, a second induced draft fan 8 is fixedly installed on the flashback chamber 7, the flue gas dedusted by the primary cyclone dust collector 3 and the secondary cyclone dust collector 4 flows back to the interior of the flashback chamber 7 through the second induced draft fan 8, secondary combustion can be performed on the recovered flue gas by arranging an electronic igniter 73 and an atomized oil gas spray head 74 in the flashback chamber 7, combustible and large-particle substances which are not fully combusted in a hearth flow back to the interior of the waste gas box 1 again after secondary combustion, and further the purpose of circular dedusting treatment is achieved, so that dedusting is more thorough, and the flashback chamber 7 is arranged to prevent partial combustible substances of the garbage incinerator from being not fully combusted in the hearth, so that the combustible and the large-particle substances reach the tail of the garbage incinerator, so that the dedusting pressure of tail dedusting equipment is high, and the equipment damage condition and the dust removal effect condition are not obvious.

And those not described in detail in this specification are well within the skill of those in the art.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 a second grade cyclone device with flashback chamber, includes waste gas tank (1) with waste incinerator intercommunication, its characterized in that: the top fixed mounting of waste gas case (1) has first draught fan (2), the air intake fixedly connected with of first draught fan (2) extends to the inside first air-supply line (21) of waste gas case (1), one side of waste gas case (1) is turned right from a left side and is fixed mounting in proper order has first order cyclone (3) and second grade cyclone (4), first order cyclone (3) include first whirlwind dust removal section of thick bamboo (31), the air outlet fixedly connected with of first draught fan (2) and first import pipe (5) of first whirlwind dust removal section of thick bamboo (31) intercommunication, the bottom fixed mounting of first whirlwind dust removal section of thick bamboo (31) has first dust chamber (32), the inside fixed mounting of first whirlwind dust removal section of thick bamboo (31) has first outlet pipe (33), second whirlwind dust removal section of thick bamboo (4) includes second whirlwind dust removal section of thick bamboo (41), the top fixedly connected with of first outlet pipe (33) has second whirlwind dust removal section of thick bamboo (41) intercommunication import pipe (6), the bottom fixed mounting of second whirlwind dust removal section of thick bamboo (41) has second whirlwind dust removal section of thick bamboo (7), the second whirlwind dust removal section of thick bamboo (7) is installed back to the top fixed mounting of second cyclone (7) one side of waste gas case (7) the waste gas case (7), air intake fixedly connected with second air-supply line (81) of second draught fan (8), second air-supply line (81) and second outlet pipe (43) fixed connection, the air outlet fixedly connected with of second draught fan (8) goes out tuber pipe (82), gas outlet (71) and air inlet (72) have been seted up respectively at afterburning room (7) both ends, gas outlet (71) and waste gas tank (1) intercommunication, air inlet (72) and play tuber pipe (82) intercommunication, the inside roof fixed mounting of afterburning room (7) has electronic igniter (73) and atomizing oil gas shower nozzle (74), the inside fixed mounting of one end that afterburning room (7) is close to gas outlet (71) has valve (75).

2. The secondary cyclone device with a flashback chamber of claim 1, wherein: first draught fan (2) pass through bolt fixed mounting at waste gas tank (1) top, first draught fan (2) pass through wire and external power source electric connection.

3. The secondary cyclone device with a flashback chamber of claim 1, wherein: the first inlet pipe (5) is tangent to the first cyclone dust removal cylinder (31) and communicated with the first outlet pipe (33), and the second inlet pipe (6) is tangent to the second cyclone dust removal cylinder (41) and communicated with the second outlet pipe (43).

4. The secondary cyclone device with a flashback chamber of claim 1, wherein: the first cyclone dust removal cylinder (31) and the second cyclone dust removal cylinder (41) are respectively formed by pouring refractory pouring materials.

5. The secondary cyclone device with a flashback chamber of claim 1, wherein: the second draught fan (8) is fixedly installed on the flashback chamber (7) through bolts, and the second draught fan (8) is electrically connected with an external power supply through a lead.

6. The secondary cyclone device with a flashback chamber of claim 1, wherein: the quantity of atomizing oil gas shower nozzle (74) sets up to a plurality ofly, atomizing oil gas shower nozzle (74) pass through bolt fixed mounting at the inside roof of flashback chamber (7), atomizing oil gas shower nozzle (74) communicate with outside oil tank respectively, fixed mounting has the solenoid valve on atomizing oil gas shower nozzle (74).

7. The secondary cyclone device with a flashback chamber of claim 1, wherein: the electronic igniter (73) is fixedly installed on the top wall in the combustion chamber (7) through a bolt, and the electronic igniter (73) is electrically connected with an external power supply through a lead.

8. The secondary cyclone device with a flashback chamber of claim 1, wherein: the valve (75) is a gate plate type valve.