CN214536229U

CN214536229U - Three-chamber RTO combustion furnace

Info

Publication number: CN214536229U
Application number: CN202022958579.6U
Authority: CN
Inventors: 展利; 展云鹤
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-10-29
Anticipated expiration: 2030-12-09

Abstract

The utility model discloses a three room RTO fires burning furnace, including firing burning furnace body, intake pipe, filter screen, clearance structure and circulation room, it is U type structure to fire burning furnace body, it is formed by two regenerators and a combustion chamber combination to fire burning furnace body, the regenerator is installed to the inside packing of regenerator, all be provided with the waste gas inlet port on the outer side of regenerator, waste gas inlet port and intake pipe intercommunication, the intake pipe internally mounted has the filter screen, be provided with the clearance structure of supplementary intake pipe clearance in the intake pipe, regenerator bottom department is provided with the waste gas discharge port, the both sides of firing the corresponding circulation room in burning furnace body top are provided with pressure release mouth and temperature detection mouth respectively, and temperature detection mouth department is provided with the thermometer. This three room RTO fires burning furnace, reasonable in design can carry out fine filtration to the waste gas of intake pipe department in the course of the work, can avoid the condition such as filter screen jam of intake pipe department to take place simultaneously, is fit for using widely.

Description

Three-chamber RTO combustion furnace

Technical Field

The utility model belongs to the technical field of fire burning furnace, concretely relates to three room RTO fire burning furnace.

Background

The principle of the RTO (regenerative thermal Oxidizer) is that organic waste gas is heated, VOC in the waste gas is oxidized and decomposed into carbon dioxide and water, high-temperature gas generated by oxidation flows through a special ceramic heat accumulator, the ceramic body is heated and stores heat, and the heat is used for preheating subsequently entering organic waste gas, so that the fuel consumption of waste gas heating is saved. The ceramic heat accumulator is divided into more than two (including two) areas or chambers, and in order to reduce the heat loss of the heat accumulators, the inside of the whole incinerator is isolated from the outside by adopting heat insulation materials.

The less gas particle when guaranteeing that waste gas gets into of current burning furnace sets up the filter screen in air inlet department for guaranteeing that the gas particle is less and avoids the impurity of big granule to get into, easily causes the filter screen to block up to influence the scheduling problem emergence that admits air for a long time, and the waste gas of burning in the burning furnace often appears the burning incompletely to have the black cigarette to produce.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a three room RTO fires burning furnace to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a three-chamber RTO combustion furnace comprises a combustion furnace body, an air inlet pipe, a filter screen, a cleaning structure and a circulation chamber, wherein the combustion furnace body is of a U-shaped structure, the combustion furnace body is formed by combining two heat storage chambers and a combustion chamber, heat storage bodies are filled in the heat storage chambers, waste gas inlet openings are formed in the outer side edges of the heat storage chambers, the waste gas inlet openings are communicated with the air inlet pipe, the filter screen is arranged in the air inlet pipe, the air inlet pipe is provided with the cleaning structure for assisting in cleaning the air inlet pipe, the bottom of each heat storage chamber is provided with a waste gas outlet, and electromagnetic valves are arranged on the waste gas inlet openings and the waste gas outlet openings;

the combustor is characterized in that a plurality of burners are equidistantly arranged on the outer side edge of the combustion chamber, a cylindrical circulation chamber is mounted at the center of the top of the combustion furnace body, a group of U-shaped circulation chambers are formed inside the circulation chamber, guide fans are arranged at two ends of each circulation chamber, a gas collecting pipe is embedded inside the circulation chamber, burners are arranged at the middle section of each circulation chamber, pressure release valves and temperature detection ports are respectively arranged on two sides of the top of the combustion furnace body corresponding to the circulation chambers, and thermometers are arranged at the temperature detection ports.

Preferably, the clearance structure includes mounting box, branch, carousel and servo motor, the mounting box is installed in intake pipe top department, install servo motor on a side of mounting box, servo motor's spindle front end stretches into in the mounting box, and stretches into the end and be fixed with the carousel, servo motor's one side outer fringe is kept away from to the carousel articulates installs branch, one side that the regenerator was kept away from to the filter screen transversely is provided with the clearance pole, the laminating of clearance pole is on the filter screen, the articulated middle-section department of installing at the clearance pole of one end that the carousel was kept away from to branch, the intake pipe bottom corresponds the filter screen under the grafting install the collection box.

Preferably, two limiting blocks are symmetrically fixed on one side edge of the cleaning rod close to the filter screen, two groups of limiting grooves are vertically formed in one side edge of the filter screen corresponding to the cleaning rod, and the limiting blocks are arranged in the limiting grooves.

Preferably, the gas collecting pipe is arranged in the circulating chamber in a threaded disc mode, one end of the gas collecting pipe extends out of the circulating chamber, an air inlet is formed in the extending end of the gas collecting pipe, and a plurality of air outlet nozzles are arranged in the gas collecting pipe corresponding to the circulating cavity.

Preferably, the one end and the natural gas intercommunication of burner tip, the other end of burner tip is provided with a plurality of burner tip, and the centre of a circle that a plurality of burner tip used the burner tip sets up as central annular array.

The utility model discloses a technological effect and advantage: this three room RTO fires burning furnace, through setting up the clearance structure in the intake pipe, the mounting box in the clearance structure, collect the box, branch, the clearance pole, the carousel, cooperation between the servo motor, can carry out fine clearance to the filter screen in the course of the work, it has the accumulational problem of a large amount of impurity to take place to avoid appearing on the filter screen, through the circulation room that sets up, the water conservancy diversion fan in the circulation room, the gas collecting pipe, the air inlet, go out the cooperation between the gas nozzle, can light the inside capacity that is full of the circulation room in the course of the work, and then avoid appearing the incomplete condition of exhaust gas combustion incomplete reaction and taking place, avoid black cigarette to produce. This three room RTO fires burning furnace, reasonable in design can carry out fine filtration to the waste gas of intake pipe department in the course of the work, can avoid the condition such as filter screen jam of intake pipe department to take place simultaneously, is fit for using widely.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the point A in FIG. 2 according to the present invention;

fig. 4 is the structure diagram of the filter screen of the present invention.

In the figure: 1 combustion furnace body, 2 intake pipes, 3 filter screens, 4 cleaning structures, 41 mounting boxes, 5 collecting boxes, 6 supporting rods, 61 cleaning rods, 7 turntables, 8 servo motors, 9 regenerative chambers, 10 burners, 11 pressure release valves, 12 flow guide fans, 13 gas collecting pipes, 131 gas inlets, 14 gas outlets and 15 circulation chambers.

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 work belong to the protection scope of the present invention.

The utility model provides a three room RTO fires burning furnace as shown in fig. 1-4, including firing burning furnace body 1, intake pipe 2, filter screen 3, clearance structure 4 and circulation room 15, fire burning furnace body 1 and be the U type structure, fire burning furnace body 1 and be formed by two regenerators 9 and a combustion chamber combination, regenerator is installed to the inside packing of regenerator 9, all be provided with the waste gas inlet port on the outside limit of regenerator 9, waste gas inlet port and intake pipe 2 intercommunication, intake pipe 2 internally mounted has filter screen 3, be provided with the clearance structure 4 of supplementary intake pipe 2 clearance on the intake pipe 2, regenerator 9 bottom department is provided with the waste gas discharge port, waste gas inlet port and waste gas discharge port all install the solenoid valve;

the combustor is characterized in that a plurality of combustion nozzles 10 are equidistantly arranged on the outer side edge of the combustion chamber, a cylindrical circulation chamber 15 is installed in the center of the top of the combustion furnace body 1, a group of U-shaped circulation chambers are formed inside the circulation chamber 15, guide fans 12 are arranged at two ends of each circulation chamber, a gas collecting pipe 13 is installed inside the circulation chamber 15 in an embedded mode, the combustion nozzles 10 are arranged at the middle section of each circulation chamber, pressure release valves 11 and temperature detection ports are arranged on two sides, corresponding to the circulation chambers 15, of the top of the combustion furnace body 1 respectively, and thermometers are arranged at the temperature detection ports.

Specifically, the cleaning structure 4 comprises a mounting box 41, a support rod 6, a turntable 7 and a servo motor 8, the cleaning structure 4 can clean the filter screen 3 well in the working process, avoid the problem of accumulation of a large amount of impurities on the filter screen 3, the mounting box 41 is mounted at the top of the air inlet pipe 2, a servo motor 8 is mounted on one side of the mounting box 41, the front end of a crankshaft of the servo motor 8 extends into the mounting box 41, a rotary table 7 is fixed at the extending end, a supporting rod 6 is hinged at the outer edge of one side of the rotary table 7 far away from a servo motor 8, a cleaning rod 61 is transversely arranged on one side of the filter screen 3 far away from the regenerative chamber 9, the cleaning rod 61 is attached to the filter screen 3, the articulated middle section department of installing at clearance pole 61 of the one end that carousel 7 was kept away from to branch 6, the grafting is installed under corresponding filter screen 3 in intake pipe 2 bottom and is collected box 5.

Specifically, two stoppers are symmetrically fixed on one side edge of the cleaning rod 61 close to the filter screen 3, and can play a role in assisting limiting, two sets of limiting grooves are vertically formed in one side edge of the filter screen 3 corresponding to the cleaning rod 61, and the stoppers are arranged in the limiting grooves.

Specifically, in the circulation chamber 15 was established to the gas collecting pipe 13 was the screw thread form dish, circulation chamber 15 was stretched out to the one end of gas collecting pipe 13, and stretched out the end and install air inlet 131, air inlet 131 can communicate with the draught fan, gas collecting pipe 13 is inside to be provided with a plurality of air outlet nozzle 14 corresponding to bad chamber department of circulation.

Specifically, the one end and the intercommunication such as natural gas of burner tip 10, the other end of burner tip 10 is provided with a plurality of burner tip, and the centre of a circle that a plurality of burner tip used burner tip 10 sets up as central annular array.

Working principle, the three-chamber RTO combustion furnace, in operation, can carry on very good filtration to the large granule impurity in the waste gas through the filter screen 3 that sets up, after filtering, start servo motor 8, servo motor 8 drives the carousel 7 to rotate, and then make the branch 6 move, and then make the cleaning rod 61 reciprocate, and then carry on very good propelling movement cleaning to the impurity on the filter screen 3, avoid too much impurity to pile up on the filter screen 3, the waste gas passes through regenerator 9, carry on the preliminary heating through heat accumulator, etc., send into the combustion chamber after heating, burn and heat again through burner nozzle 10, drive the airstream to enter into the circulation chamber 15 through the guiding fan 12 in the combustion process, the air enters into the circulation chamber 15 through gas collecting pipe 13 and air outlet nozzle 14 and fully burns with the waste gas, avoid the waste gas that contains incomplete combustion in the waste gas, discharge through another group guiding fan 12 after burning, after the work is finished, the waste gas is discharged through the waste gas outlet of the other group of the heat storage chambers 9, the heat is collected again through the heat storage body, and the waste gas enters the waste gas at the other group of the heat storage chambers 9 which collect the heat again. This three room RTO fires burning furnace, reasonable in design can carry out fine filtration to the waste gas of intake pipe department in the course of the work, can avoid the condition such as filter screen jam of intake pipe department to take place simultaneously, is fit for using widely.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a three room RTO fires burning furnace, includes fires burning furnace body (1), intake pipe (2), filter screen (3), clearance structure (4) and circulation room (15), its characterized in that: the combustion furnace body (1) is of a U-shaped structure, the combustion furnace body (1) is formed by combining two heat storage chambers (9) and a combustion chamber, heat storage bodies are filled and installed in the heat storage chambers (9), waste gas inlet openings are formed in the outer side edges of the heat storage chambers (9) and communicated with an air inlet pipe (2), a filter screen (3) is installed in the air inlet pipe (2), a cleaning structure (4) for assisting the air inlet pipe (2) in cleaning is arranged on the air inlet pipe (2), a waste gas outlet opening is formed in the bottom of each heat storage chamber (9), and electromagnetic valves are installed on the waste gas inlet openings and the waste gas outlet openings;

the combustor is characterized in that a plurality of combustion nozzles (10) are equidistantly arranged on the outer side edge of the combustion chamber, a cylindrical circulation chamber (15) is mounted at the center of the top of the combustion furnace body (1), a group of U-shaped circulation chambers are formed inside the circulation chamber (15), guide fans (12) are arranged at two ends of each circulation chamber, a gas collecting pipe (13) is mounted inside the circulation chamber (15) in an embedded mode, the combustion nozzles (10) are arranged at the middle section of each circulation chamber, pressure release valves (11) and temperature detection ports are arranged on two sides, corresponding to the circulation chambers (15), of the top of the combustion furnace body (1) respectively, and thermometers are arranged at the temperature detection ports.

2. A three-chamber RTO combustion furnace as claimed in claim 1, wherein: the cleaning structure (4) comprises a mounting box (41), a support rod (6), a turntable (7) and a servo motor (8), the mounting box (41) is mounted at the top of the air inlet pipe (2), a servo motor (8) is mounted on one side edge of the mounting box (41), the front end of the crankshaft of the servo motor (8) extends into the mounting box (41), a rotary table (7) is fixed at the extending end, a support rod (6) is hinged at the outer edge of one side of the rotary table (7) far away from the servo motor (8), a cleaning rod (61) is transversely arranged on one side of the filter screen (3) far away from the heat storage chamber (9), the cleaning rod (61) is attached to the filter screen (3), one end of the support rod (6) far away from the rotary table (7) is hinged and installed at the middle section of the cleaning rod (61), the bottom of the air inlet pipe (2) is inserted and installed with a collecting box (5) corresponding to the right lower part of the filter screen (3).

3. A three-chamber RTO combustion furnace as claimed in claim 2, wherein: two limiting blocks are symmetrically fixed on one side edge of the cleaning rod (61) close to the filter screen (3), two sets of limiting grooves are vertically formed in one side edge of the filter screen (3) corresponding to the cleaning rod (61), and the limiting blocks are arranged in the limiting grooves.

4. A three-chamber RTO combustion furnace as claimed in claim 1, wherein: the gas collecting pipe (13) is arranged in the circulating chamber (15) in a threaded disc mode, one end of the gas collecting pipe (13) extends out of the circulating chamber (15), an air inlet (131) is installed at the extending end of the gas collecting pipe, and a plurality of air outlet nozzles (14) are arranged in the gas collecting pipe (13) corresponding to the circulating cavity.

5. A three-chamber RTO combustion furnace as claimed in claim 1, wherein: the one end and the natural gas intercommunication of burner tip (10), the other end of burner tip (10) is provided with a plurality of burner tip, and the centre of a circle that a plurality of burner tip used burner tip (10) sets up as central annular array.