阅读说明：本技术 一种生物制药用有机溶剂尾气回收装置及其回收方法 (Organic solvent tail gas recovery device for bio-pharmaceuticals and recovery method thereof ) 是由 陈家琴 于 2021-07-30 设计创作，主要内容包括：本发明涉及废气处理技术领域,且公开了一种生物制药用有机溶剂尾气回收装置及其回收方法,包括燃烧室,所述燃烧室为内部中空的圆柱体,所述燃烧室的内壁粘贴有隔热层,所述燃烧室的左右两端中部开口。本发明通过对燃烧室的形状进行设计,将废气的进出通过管道来实现,利用在管道以及燃烧室内壁上的隔热层之间安装一个加固件,来实现对隔热层的加固效果,然后通过主杆、支杆以及外固定环来实现燃烧室外环侧壁上隔热层的支撑加固,然后通过固定杆支撑固定环来实现燃烧室左右两端的隔热层支撑加固,从而达到对隔热层全方位的支撑效果,降低了隔热板脱落的概率,保护了燃烧室的壳体,增加了炉体使用寿命。(The invention relates to the technical field of waste gas treatment and discloses an organic solvent tail gas recovery device for bio-pharmaceuticals and a recovery method thereof. According to the invention, the shape of the combustion chamber is designed, the inlet and outlet of waste gas are realized through the pipeline, the reinforcing effect on the heat-insulating layer is realized by installing the reinforcing member between the pipeline and the heat-insulating layer on the inner wall of the combustion chamber, then the supporting and reinforcing of the heat-insulating layer on the outer annular side wall of the combustion chamber are realized through the main rod, the supporting rod and the outer fixing ring, and then the supporting and reinforcing of the heat-insulating layer at the left end and the right end of the combustion chamber are realized through the fixing rod supporting and fixing ring, so that the omnibearing supporting effect on the heat-insulating layer is realized, the falling probability of the heat-insulating plate is reduced, the shell of the combustion chamber is protected, and the service life of the furnace body is prolonged.)

1. The utility model provides an organic solvent tail gas recovery unit for bio-pharmaceuticals, includes combustion chamber (1), its characterized in that: the combustion chamber (1) is a hollow cylinder, the inner wall of the combustion chamber (1) is pasted with a heat insulation layer (2), the middle part of the left end and the right end of the combustion chamber (1) is opened, a first pipeline (3) is fixedly installed in the middle of one side of the combustion chamber (1), a connecting piece (4) is fixedly installed at one end of the first pipeline (3) positioned in the combustion chamber (1), the connecting piece (4) is positioned in the center of the inner cavity of the combustion chamber (1), a second pipeline (5) is fixedly installed in the middle of the other side of the combustion chamber (1), the tip section shapes of the first pipeline (3) and the second pipeline (5) close to the connecting piece (4) are right-angled triangles, a first valve (6) is fixedly installed at one end of the first pipeline (3) positioned in the outer part of the combustion chamber (1), and a second valve (7) is fixedly installed at one end of the second pipeline (5) positioned in the outer part of the combustion chamber (1), air vent (8) have been seted up in the pipeline outside that first pipeline (3) and second pipeline (5) are located combustion chamber (1) inside, reinforcement (9) have been hugged closely to the inside of insulating layer (2), inboard fixed mounting that reinforcement (9) are close to first pipeline (3) has catalyst layer (10), catalyst layer (10) are located the outer loop of first pipeline (3), and the position of catalyst layer (10) is just to the position of air vent (8), the outside fixed mounting of combustion chamber (1) has combustor (11), install shower nozzle (12) on combustor (11), shower nozzle (12) run through the inner chamber of combustion chamber (1), insulating layer (2), reinforcement (9) to combustion chamber (1).

2. The organic solvent tail gas recovery device for bio-pharmaceuticals according to claim 1, wherein: the reinforcing member (9) comprises an inner fixing ring (91), the inner fixing ring (91) is in a ring shape, the inner fixing ring (91) is sleeved on the outer ring of the first pipeline (3), eight main rods (92) are uniformly distributed in the circumferential direction of the outer ring of the inner fixing ring (91), branch rods (93) are fixedly mounted on the main rods (92), four groups of branch rods (93) are arranged in total, each group of branch rods (93) is totally two, one end of each branch rod (93) and one end of each main rod (92) close to the heat insulation layer (2) are fixedly mounted in each group, the other end of each branch rod (93) is fixedly mounted in the middle of the main rod (92) adjacent to the corresponding main rod (92), the other end of each main rod (93) far away from the inner fixing ring (91) is fixedly connected with the inner side wall of the outer fixing ring (94), the branch rods (93) are symmetrical relative to the adjacent main rods (92), the four groups of the main rods (92) are uniformly distributed in the circumferential direction of the circle center of the inner fixing ring (91), four group constitute an equilateral quadrangle star between branch (93), refer to fig. 1, interior fixed ring (91), mobile jib (92), branch (93), outer fixed ring (94) are a set of radial solid ring, radial fixed ring is equipped with two sets ofly altogether, and is two sets of gu fixed ring is close to the one end of insulating layer (2) and passes through dead lever (95) fixed connection, gu the cross sectional shape between fixed ring and dead lever (95) is "U" type, dead lever (95) are equipped with eight, eight altogether dead lever (95) are along the centre of a circle circumference equipartition of interior fixed ring (91) between two sets of outer fixed ring (94), and are two sets of reinforcement (9) are hugged closely to outer fixed ring (94) relative lateral wall.

3. The organic solvent tail gas recovery device for bio-pharmaceuticals according to claim 2, wherein: the two groups of the reinforcing members (9) are arranged, and the two groups of the reinforcing members (9) are symmetrical about the central line of the combustion chamber (1).

4. The organic solvent tail gas recovery device for bio-pharmaceuticals according to claim 1, wherein: the two spray heads (12) are arranged, and the two spray heads (12) are respectively arranged in the middle of one side of the two groups of reinforcing members (9).

5. The organic solvent tail gas recovery device for bio-pharmaceuticals according to claim 1, wherein: connecting piece (4) are including partition panel (41), the ring channel is all seted up to the left and right sides of partition panel (41), the ring channel agrees with the most advanced of first pipeline (3) and second pipeline (5), the outer lane fixed mounting of partition panel (41) has reinforcement outer ring (42), it is upper and lower two sections to consolidate outer ring (42), consolidate through bolt fixed mounting between the upper and lower two sections of outer ring (42), consolidate outer ring (42) and be in the same place partition panel (41), first pipeline (3), second pipeline (5) fixed mounting, and consolidate outer ring (42) and be heat-resisting material.

6. The organic solvent tail gas recovery device for bio-pharmaceuticals according to claim 1, wherein: twelve air holes (8) are formed along the circumferential direction of the circle center of the first pipeline (3), and twenty-four rows of the twelve air holes (8) are formed along the axial direction of the first pipeline (3).

7. The recycling method of the organic solvent tail gas recycling device for the bio-pharmaceuticals according to claim 1, comprising the following steps:

s1, opening a first valve (6) to enable the waste gas preheated by the ceramic heat accumulator to enter from the first pipeline (3);

s2, the waste gas in the first pipeline (3) passes through the vent hole (8), is catalyzed by the catalyst layer (10) and enters the combustion chamber (1);

s3, opening the burner (11) and burning and oxidizing the waste gas at one side inside the combustion chamber (1) through the nozzle (12);

s4, enabling the waste gas after the primary combustion to flow from one side to the other side, and then performing secondary combustion;

s5, performing secondary catalysis on the combusted waste gas through a catalyst layer (10), then opening a second valve (7), discharging the purified waste gas to the ceramic heat accumulator on the other side through a second pipeline (5), and finally discharging the purified gas through a chimney;

and S6, exchanging the air intake and exhaust states of the first pipeline (3) and the second pipeline (5) when next purification is carried out.

Technical Field

The invention relates to the technical field of waste gas treatment, in particular to a device and a method for recovering organic solvent tail gas for bio-pharmaceuticals.

Background

The existing waste gas recovery processing methods generated by the biological pharmacy comprise six types, namely pretreatment recovery, spray treatment, adsorption desorption, biological filtration purification technology, photo-oxidation catalysis technology and volatile organic waste gas incineration treatment, wherein the tail gas generated by an organic solvent is mostly organic waste gas, the incineration treatment is generally carried out flameless combustion by a catalyst V0Cs at 200-, the exhaust gas catalyzed by the catalyst is then conveyed to a combustion chamber for combustion and oxidation.

The thermal insulation layer is adhered to the inner wall of a common combustion chamber, the structural integrity of the combustion chamber shell cannot be threatened by gas burning or overheating, but after the combustion chamber of the incinerator is used for a long time, the thermal insulation layer is baked at high temperature for a long time, the problem of breakage and falling can occur, the shell of the combustion chamber is damaged, and the service life of the combustion chamber is shortened.

Disclosure of Invention

Aiming at the defects of the combustion chamber of the prior RTO regenerative thermal oxidizer in the background art in the using process, the invention provides the organic solvent tail gas recovery device for the bio-pharmaceuticals and the recovery method thereof, which have the advantages of reinforcing the thermal insulation layer on the inner wall of the combustion chamber and avoiding falling off, and solve the problems in the background art.

The invention provides the following technical scheme: the organic solvent tail gas recovery device for the bio-pharmaceuticals comprises a combustion chamber, wherein the combustion chamber is a hollow cylinder, a heat insulation layer is pasted on the inner wall of the combustion chamber, the middle parts of the left end and the right end of the combustion chamber are opened, a first pipeline is fixedly arranged in the middle of one side of the combustion chamber, a connecting piece is fixedly arranged at one end of the first pipeline, which is positioned in the combustion chamber, the connecting piece is positioned in the center of the inner cavity of the combustion chamber, a second pipeline is fixedly arranged in the middle of the other side of the combustion chamber, the tip section shapes of the first pipeline and the second pipeline, which are close to the connecting piece, are right-angled triangles, a first valve is fixedly arranged at one end of the first pipeline, which is positioned outside the combustion chamber, a second valve is fixedly arranged at one end of the second pipeline, which is positioned outside the combustion chamber, air holes are formed in the outer sides of the first pipeline and the second pipeline, which are positioned in the combustion chamber, the utility model discloses a combustion chamber, including the combustion chamber, the inboard fixed mounting of thermal-protective layer has the reinforcement, the reinforcement is close to the inboard fixed mounting of first pipeline has the catalyst layer, the catalyst layer is located the outer loop of first pipeline, and the position of catalyst layer just to the position of air vent, the outside fixed mounting of combustion chamber has the combustor, install the shower nozzle on the combustor, the shower nozzle runs through the inner chamber of combustion chamber, insulating layer, reinforcement to combustion chamber.

Preferably, the reinforcement includes internal fixation ring, internal fixation ring is the annular shape, and the external fixation ring cover is in the outer lane of first pipeline, internal fixation ring's outer lane circumference equipartition has eight mobile masts, fixed mounting has branch on the mobile jib, branch is equipped with four groups altogether, every group branch is total two, every group one of them one end and mobile jib are close to the one end fixed mounting of insulating layer in the branch, and the other end of branch and the adjacent mobile jib middle part fixed mounting of this mobile jib, another the branch is symmetrical about adjacent mobile jib, four groups the mobile jib is along internal fixation ring's centre of a circle circumference equipartition, the other end that internal fixation ring was kept away from to the mobile jib and external fixation ring's inside wall fixed connection, four groups constitute an equilateral quadrangle star between the branch, refer to the picture, internal fixation ring, mobile jib, branch, external fixation ring are a set of radial solid ring, radial solid fixed ring is equipped with two sets ofly altogether, and is two sets of gu fixed ring passes through dead lever fixed connection near the one end of insulating layer, gu the cross-sectional shape between fixed ring and the dead lever is "U" type, the dead lever is equipped with eight totally, eight the dead lever is along interior solid fixed ring's centre of a circle circumference equipartition between two sets of outer solid fixed rings, and is two sets of the reinforcement is hugged closely to the lateral wall that outer solid fixed ring is relative.

Preferably, the reinforcing members are provided in two sets, and the two sets of the reinforcing members are symmetrical about the center line of the combustion chamber.

Preferably, the number of the spray heads is two, and the two spray heads are respectively arranged in the middle of one side of the two groups of the reinforcing members.

Preferably, the connecting piece includes the partition panel, the ring channel is all seted up to the left and right sides of partition panel, the ring channel agrees with the most advanced of first pipeline and second pipeline, the outer lane fixed mounting of partition panel has the reinforcement outer loop, the reinforcement outer loop is two sections from top to bottom, through bolt fixed mounting between the upper and lower two sections of reinforcement outer loop, the reinforcement outer loop is together partition panel, first pipeline, second pipeline fixed mounting, and consolidates the outer loop and be thermal-insulated heat-resisting material.

Preferably, twelve air holes are formed in the circumferential direction of the circle center of the first pipeline, and twenty-four rows of the twelve air holes are formed in the axial direction of the first pipeline.

A recovery method of an organic solvent tail gas recovery device for bio-pharmaceuticals comprises the following operation steps:

s1, opening a first valve to enable waste gas preheated by the ceramic heat accumulator to enter from a first pipeline;

s2, allowing the waste gas in the first pipeline to pass through the vent hole, be catalyzed by the catalyst layer and enter the combustion chamber;

s3, opening the burner to burn and oxidize the waste gas at one side of the inner part of the combustion chamber through the nozzle;

s4, enabling the waste gas after the primary combustion to flow from one side to the other side, and then performing secondary combustion;

s5, performing secondary catalysis on the combusted waste gas through a catalyst layer, opening a second valve, discharging the purified waste gas to the ceramic heat accumulator on the other side through a second pipeline, and finally discharging the purified gas through a chimney;

and S6, exchanging the air intake and exhaust states of the first pipeline and the second pipeline when next purification is carried out.

The invention has the following beneficial effects:

1. according to the invention, the shape of the combustion chamber is designed, the inlet and outlet of waste gas are realized through the pipeline, the reinforcing effect on the heat-insulating layer is realized by installing the reinforcing member between the pipeline and the heat-insulating layer on the inner wall of the combustion chamber, then the supporting and reinforcing of the heat-insulating layer on the outer annular side wall of the combustion chamber are realized through the main rod, the supporting rod and the outer fixing ring, and then the supporting and reinforcing of the heat-insulating layer at the left end and the right end of the combustion chamber are realized through the fixing rod supporting and fixing ring, so that the omnibearing supporting effect on the heat-insulating layer is realized, the falling probability of the heat-insulating plate is reduced, the shell of the combustion chamber is protected, and the service life of the furnace body is prolonged.

2. The invention distributes the unit flow of the unit catalyst catalytic exhaust gas in advance by arranging the vent holes on the pipeline, changes the shape of the catalyst into a circular ring shape at the same time, ensures that all the exhaust gas can be effectively and uniformly catalyzed by the catalyst, improves the catalytic efficiency, and increases the incident speed of the exhaust gas entering the combustion chamber due to the smaller aperture of the vent holes, so that the exhaust gas and the fuel gas in the combustion chamber can be fully mixed, and the combustion efficiency is improved.

Drawings

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

FIG. 2 is a schematic view of a reinforcement structure according to the present invention;

fig. 3 is a schematic view of the structure of the connector of the present invention.

In the figure: 1. a combustion chamber; 2. a thermal insulation layer; 3. a first conduit; 4. a connecting member; 41. a partition panel; 42. reinforcing the outer ring; 5. a second conduit; 6. a first valve; 7. a second valve; 8. a vent hole; 9. a reinforcement; 91. an inner fixing ring; 92. a main rod; 93. a strut; 94. an outer fixing ring; 95. fixing the rod; 10. a catalyst layer; 11. a burner; 12. and (4) a spray head.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, an organic solvent tail gas recovery device for bio-pharmaceuticals comprises a combustion chamber 1, the combustion chamber 1 is a hollow cylinder, a thermal insulation layer 2 is adhered to the inner wall of the combustion chamber 1, the middle parts of the left and right ends of the combustion chamber 1 are open, a first pipeline 3 is fixedly installed in the middle part of one side of the combustion chamber 1, a connecting member 4 is fixedly installed at one end of the first pipeline 3 located inside the combustion chamber 1, the connecting member 4 is located at the central position of the inner cavity of the combustion chamber 1, a second pipeline 5 is fixedly installed in the middle part of the other side of the combustion chamber 1, the cross-sectional shapes of the tips of the first pipeline 3 and the second pipeline 5 close to the connecting member 4 are right triangles, the connecting member 4 comprises a partition plate 41, the left and right sides of the partition plate 41 are provided with annular grooves, the annular grooves are matched with the tips of the first pipeline 3 and the second pipeline 5, a reinforcing outer ring 42 is fixedly installed on the outer ring of the partition plate 41, the reinforced outer ring 42 is an upper section and a lower section, the upper section and the lower section of the reinforced outer ring 42 are fixedly installed through bolts, the partition plate 41, the first pipeline 3 and the second pipeline 5 are fixedly installed together by the reinforced outer ring 42, the reinforced outer ring 42 is made of heat-insulating and heat-resistant materials, two ends of the first pipeline 3 and the second pipeline 5 are directly communicated with the ceramic heat accumulator, two sides of the first pipeline 3 and the second pipeline 5 are alternated in the using process, the inlet and outlet states of waste gas at two sides are alternately changed, the waste gas enters the combustion chamber 1 through the ceramic heat accumulator at the left end through the first pipeline 3 and is oxidized and combusted into carbon dioxide and water, then the carbon dioxide and water are discharged through the second pipeline 5, the purified gas with heat passes through the ceramic heat accumulator at the right end, the ceramic heat accumulator recovers the heat, and when next purification is performed, the waste gas enters the combustion chamber 1 from the ceramic heat accumulator at the right end through the second pipeline 5, then the waste gas is discharged from the first pipeline 3, the ceramic heat accumulator at the right end preheats the entering waste gas because of absorbing the preheating, a first valve 6 is fixedly installed at one end of the first pipeline 3, which is positioned outside the combustion chamber 1, a second valve 7 is fixedly installed at one end of the second pipeline 5, which is positioned outside the combustion chamber 1, vent holes 8 are formed in the outer sides of the first pipeline 3 and the second pipeline 5, which are positioned inside the combustion chamber 1, twelve vent holes 8 are circumferentially formed along the circle center of the first pipeline 3, the specific number of twenty-four rows of vent holes 8 formed in the twelve vent holes 8 along the axial direction of the first pipeline 3 is selected to be set according to the perimeter and height of the first pipeline 3, a reinforcing member 9 is tightly attached to the inside of the heat insulation layer 2, a catalyst layer 10 is fixedly installed at the inner side of the reinforcing member 9, which is close to the first pipeline 3, and the catalyst layer 10 is positioned on the outer ring of the first pipeline 3, and the position of the catalyst layer 10 is just opposite to the position of the vent hole 8, if the first pipeline 3 is used as an air inlet end, the second pipeline 5 is used as an air outlet, the air enters the inner cavity of the combustion chamber 1 from the first pipeline 3, at the moment, the vent hole 8 can firstly distribute the waste gas in unit area inside the first pipeline 3 in advance, then the distributed waste gas is catalyzed by the catalyst, the condition that the whole waste gas enters the catalyst to be unevenly distributed is effectively avoided, meanwhile, the aperture of the vent hole 8 is far smaller than the radius of the first pipeline 3, the incidence speed of the waste gas entering the inner cavity of the combustion chamber 1 is increased, so that the waste gas inside the first pipeline 3 can be more fully mixed with the gas inside the combustion chamber 1, the combustion efficiency is improved, the combustor 11 is fixedly arranged outside the combustion chamber 1, the sprayer 12 is arranged on the combustor 11, and the sprayer 12 penetrates through the combustion chamber 1, The heat insulation layer 2 and the reinforcing member 9 are arranged in the inner cavity of the combustion chamber 1.

Referring to fig. 2, the reinforcing member 9 includes an inner fixing ring 91, the inner fixing ring 91 is in a ring shape, the inner fixing ring 91 is sleeved on the outer ring of the first pipeline 3, eight main rods 92 are circumferentially and uniformly distributed on the outer ring of the inner fixing ring 91, the main rods 92 are fixedly mounted on the main rods 92, four groups of the main rods 93 are provided, each group of the two groups of the main rods 93 are totally two, one end of each group of the two groups of the main rods 93 is fixedly mounted with one end of the main rod 92 close to the heat insulation layer 2, the other end of each of the two groups of the main rods 93 is fixedly mounted with the middle part of the main rod 92 adjacent to the main rod 92, the other one of the two groups of the main rods 93 is symmetrical with respect to the adjacent main rod 92, the four groups of the main rods 92 are circumferentially and uniformly distributed along the circle center of the inner fixing ring 91, the other end of the main rod 92 far away from the inner fixing ring 91 is fixedly connected with the inner side wall of the outer fixing ring 94, an equilateral quadrangle star is formed among the four groups of the main rods 93, referring to fig. 1, the inner fixing ring 91, the main rods 92, the main rods 93 are in an equilateral quadrangle star, and the inner fixing ring 91, the inner fixing ring 93 are circular ring 91, the four groups of the four poles 93 are arranged on the four poles 93 are arranged in a circle, The outer fixing rings 94 are a group of radial fixing rings, the radial fixing rings are provided with two groups, one ends of the two groups of fixing rings, which are close to the heat insulation layer 2, are fixedly connected through fixing rods 95, the cross section between the fixing rings and the fixing rods 95 is U-shaped, the fixing rods 95 are provided with eight fixing rods, the eight fixing rods 95 are uniformly distributed between the two groups of outer fixing rings 94 along the circumferential direction of the circle center of the inner fixing ring 91, the opposite side walls of the two groups of outer fixing rings 94 are tightly attached to the reinforcing member 9, the inner fixing ring 91 and the outer fixing rings 94 are supported and reinforced through eight main rods 92, similar to an I-shaped support, the adjacent main rods 92 are supported and reinforced through branch rods 93, a triangular stable structure is formed among the main rods 92, the branch rods 93 and the outer fixing rings 94, the stability among the eight main rods 92 can be effectively improved, meanwhile, a net-shaped structure is formed among the main rods 92, the branch 93 and the outer fixing rings 94, and the distribution space is larger, can increase the area of contact of reinforcement 9 and insulating layer 2, the reinforcement effect of reinforcement 9 has been improved, support between two sets of solid fixed rings simultaneously realizes through eight dead levers 95 and catalyst layer 10, eight dead levers 95 support 1 inner chamber rampart of combustion chamber insulating layer 2, dead lever 95's fixed support first pipeline 3 through solid fixed ring and realize supporting the reinforcement with second pipeline 5, let 1 inside insulating layer 2 of combustion chamber realize all-round reinforcement, the probability of coming off of insulating layer 2 has been reduced effectively.

Wherein, the reinforcement 9 is equipped with two sets ofly altogether, and two sets of reinforcements 9 are symmetrical about the central line of combustion chamber 1, and two sets of reinforcements 9 divide into two cavitys about with the inner chamber of combustion chamber 1, and waste gas flows to the opposite side after one side combustion oxidation again and carries out the postcombustion, avoids partial waste gas burning inadequately.

Wherein, two spray heads 12 are arranged, and the two spray heads 12 are respectively arranged in the middle of one side of the two groups of reinforcing members 9.

A recovery method of an organic solvent tail gas recovery device for bio-pharmaceuticals comprises the following operation steps:

s1, opening the first valve 6, so that the waste gas preheated by the ceramic heat accumulator enters from the first pipeline 3;

s2, the waste gas in the first pipeline 3 passes through the vent hole 8, is catalyzed by the catalyst layer 10 and enters the combustion chamber 1;

s3, opening the burner 11 to burn and oxidize the waste gas at one side in the combustion chamber 1 through the nozzle 12;

s4, enabling the waste gas after the primary combustion to flow from one side to the other side, and then performing secondary combustion;

s5, performing secondary catalysis on the combusted waste gas through the catalyst layer 10, then opening the second valve 7, discharging the purified waste gas to the ceramic heat accumulator on the other side through the second pipeline 5, and finally discharging the purified gas through a chimney;

s6, when the next purge is performed, the intake/exhaust states of the first duct 3 and the second duct 5 are exchanged.

The using method of the invention is as follows:

opening a first valve 6, enabling waste gas preheated by the ceramic heat accumulator to enter from the first pipeline 3, enabling the waste gas inside the first pipeline 3 to pass through a vent hole 8, enabling the vent hole 8 to distribute the waste gas in unit area inside the first pipeline 3 in advance at the moment, then enabling the distributed waste gas to be catalyzed by a catalyst, effectively avoiding the situation that the whole stream of waste gas enters the catalyst and is unevenly distributed, meanwhile, the aperture of the vent hole 8 is far smaller than the radius of the first pipeline 3, increasing the incident speed when the waste gas enters the inner cavity of the combustion chamber 1 at the moment, enabling the waste gas inside the first pipeline 3 to be more fully mixed with the gas inside the combustion chamber 1, improving the combustion efficiency, being catalyzed by a catalyst layer 10, entering the combustion chamber 1, opening a combustor 11 to combust and oxidize the waste gas on one side inside the combustion chamber 1 through a nozzle 12, enabling the waste gas combusted once to flow from one side to the other side, and then carrying out secondary combustion, carrying out secondary catalysis on the combusted waste gas through the catalyst layer 10, then opening the second valve 7, discharging the purified waste gas to the ceramic heat accumulator on the other side through the second pipeline 5, finally discharging the purified gas through a chimney, exchanging the air inlet and exhaust states of the first pipeline 3 and the second pipeline 5 when carrying out next purification, recycling the waste heat of the purified carbon dioxide and water into the ceramic heat accumulator by using the exchange, preheating the waste gas in advance by using the ceramic heat accumulator with the waste heat after the next exchange, and increasing the oxidation effect of the waste gas.

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 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.