CN210674747U

CN210674747U - Waste gas circulation treatment system

Info

Publication number: CN210674747U
Application number: CN201921508260.4U
Authority: CN
Inventors: 余学飞; 汤文波; 秦乾安
Original assignee: Yantai Wanchuankou Marine Biotechnology Co Ltd
Current assignee: Yantai Wanchuankou Marine Biotechnology Co Ltd
Priority date: 2019-09-11
Filing date: 2019-09-11
Publication date: 2020-06-05
Anticipated expiration: 2029-09-11

Abstract

The utility model discloses an exhaust gas circulation processing system relates to fish meal production and makes the field, and it includes storage bucket, condensing equipment and the deodorization tower that sets gradually, stores the bucket and includes the staving, sets up the bung on the staving, and the outer wall of staving is provided with hollow clamp cover, and the lower extreme lateral wall that presss from both sides the cover is provided with first air inlet and upper end lateral wall and is provided with first gas outlet. The utility model has the advantages of it is following and effect: by passing high temperature exhaust gas into the jacket. The fish liquid is heated by the waste heat in the waste gas, the viscosity of the fish liquid is improved, and a good concentration effect is achieved, so that the waste gas and the waste heat are recycled, and the effect of reducing energy waste is achieved.

Description

Waste gas circulation treatment system

Technical Field

The utility model relates to a fish meal production field of making, in particular to exhaust gas circulation processing system.

Background

Fish meal is a common feed, and is a high-protein feed raw material obtained by processing small trash fish through deoiling, dewatering and crushing, and is often used as a high-energy feed for a farm because the fish meal does not contain substances such as cellulose and the like which are difficult to digest and has high crude fat content.

The traditional fish meal often generates a large amount of high-temperature waste gas in the cooking production process, and the waste gas cannot be directly discharged, so that the deodorization treatment is usually directly carried out until the national discharge standard is reached and then the waste gas is discharged. However, when the waste gas is subjected to deodorization treatment, the heat in the waste gas cannot be fully utilized, which causes energy waste and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an exhaust gas circulation processing system has the effect that reduces the energy waste.

The above technical purpose of the present invention can be achieved by the following technical solutions: a waste gas circulating treatment system comprises a storage barrel, a condensing device and a deodorizing tower which are arranged in sequence; the storage barrel comprises a barrel body and a barrel cover arranged on the barrel body, a hollow jacket is arranged on the outer wall of the barrel body, a first air inlet is formed in the side wall of the lower end of the jacket, and a first air outlet is formed in the side wall of the upper end of the jacket.

Through adopting above-mentioned technical scheme, when using above-mentioned processing system, pack into storage bucket with fish liquid in, then let in tail gas in the jacket along first air inlet, utilize the waste heat of waste gas to heat fish liquid this moment, improved the viscosity of fish liquid, play fine concentration effect to realize the reuse of waste gas waste heat, reached the effect that the energy is wasted. And then, after the tail gas is condensed by a condensing device, gas-water separation of the tail gas is realized, and finally, after the gas is treated by a deodorization tower, the tail gas without toxic substances is discharged into a heat supply boiler to be used as combustion-supporting air for combustion.

The utility model discloses a further set up to: the lower end face of the barrel cover is vertically and rotatably connected with a driving shaft, a motor used for driving the driving shaft to rotate is arranged on the upper end face of the barrel cover, the driving shaft is located in the center of the barrel cover, and a plurality of groups of driving stirring paddles are arranged on the outer wall of the driving shaft.

Through adopting above-mentioned technical scheme, when utilizing the waste heat to heat the fish liquid, it is rotatory to drive the driving shaft through the motor, and the driving shaft drives multiunit initiative stirring rake synchronous revolution this moment to stir the fish liquid. And then make all can be abundant contact the waste heat in the waste gas of each part fish liquid, improved the heating effect to fish liquid, make the fish liquid can the at utmost absorb the waste heat in the waste gas simultaneously, realize the make full use of waste heat, reduce the waste of waste heat.

The utility model discloses a further set up to: the lower end face of the barrel cover is vertically and rotatably connected with a plurality of driven shafts, the driven shafts are evenly distributed at the periphery of the driving shaft, a driving gear is arranged on the outer wall of the upper end of the driving shaft, a driven gear meshed with the driving gear is arranged on the outer wall of the upper end of the driven shaft, and a plurality of groups of driven stirring paddles are arranged on the outer wall of the driven shaft.

Through adopting above-mentioned technical scheme, when the driving shaft is rotatory, the driving shaft drives the driving gear synchronous revolution to the driving gear drives and rotates rather than the driven gear of meshing jointly. Meanwhile, the driven gear drives the driven shaft and the driven stirring paddle to synchronously rotate. Because the driving gear is engaged with the driven gear, the rotating directions of the driving shaft and the driven shaft are opposite, namely the rotating directions of the driving stirring paddle and the driven stirring paddle on the driving shaft and the driven shaft are opposite. Therefore, when the fish liquid is stirred, the fish liquid rolls in the barrel body, so that the stirring effect of the fish liquid is improved, and the heating rate and the heating effect of the fish liquid are improved.

The utility model discloses a further set up to: condensing equipment includes the base, set up in condensing tank on the base and set up in the header tank of terminal surface under the condensing tank, the equal level of both sides lateral wall of condensing tank is provided with a plurality of condensation plates, and the lower terminal surface and the up end of condensing tank are provided with second air inlet and second gas outlet respectively.

Through adopting above-mentioned technical scheme, when condensing equipment during operation, waste gas lets in the condensing box along the second air inlet. And then, after passing through the condensing plate, the waste gas is condensed into water drops when meeting condensation, and the water drops into the bottom wall of the condensing box and is discharged into the water collecting box. Meanwhile, gas is discharged along the second gas outlet, so that gas-water separation of waste gas is realized, and recycling of water resources is realized.

The utility model discloses a further set up to: the condensing plate is arranged on the side walls of the two sides of the condensing box in a staggered mode, and the side walls of the two sides of the condensing plate abut against the inner wall of the condensing box.

Through adopting above-mentioned technical scheme, through setting up the condensation plate of crisscross form, make waste gas be each condensation plate of snakelike circulation of flow through, the contact time of increase waste gas and condensation plate realizes the abundant condensation of waste gas and handles.

The utility model discloses a further set up to: the water collecting tank is located at the central position of the lower end face of the condensing tank, the bottom wall of the condensing tank is concave, and the central position is lower than the surrounding positions.

Through adopting above-mentioned technical scheme, through setting up the diapire of concavity down for the speed of drop flow to in the header tank, thereby realize the quick collection of drop.

The utility model discloses a further set up to: the deodorization tower comprises a tower body, a third air inlet arranged on the outer wall of the lower end of the tower body and a third air outlet arranged on the outer wall of the upper end of the tower body; be provided with the loading board in the tower body, it has a plurality of through-holes to run through on the loading board, the up end of loading board has set gradually bamboo charcoal layer, poly aspartic acid sodium powder layer and activated carbon layer from bottom to top, and the up end on activated carbon layer is less than the third gas outlet.

Through adopting above-mentioned technical scheme, after the tail gas lets in the deodorization tower, the tail gas is by the bottom to top motion, and tail gas passes through bamboo charcoal layer, polyaspartic acid sodium powder layer and activated carbon layer in proper order this moment, and then utilizes bamboo charcoal layer and activated carbon layer to adsorb remaining water and foul smell in the tail gas. And the polyaspartic acid sodium can be combined with acid and alkali to form salt, and the polyaspartic acid sodium can enable-SH, -NH2 and = NH in the tail gas to have polymerization reaction. Therefore, the decomposition and adsorption of harmful gases can be accelerated, the residue and emission of harmful substances are greatly reduced, and the tail gas is treated more quickly and thoroughly.

The utility model discloses a further set up to: the bottom wall of the tower body is provided with adsorption liquid, and the adsorption liquid is hydrogen peroxide solution.

Through adopting above-mentioned technical scheme, when letting in tail gas in to the tower body, utilize hydrogen peroxide solution to adsorb tail gas for toxic gas's oxidative decomposition, accelerated harmful gas's decomposition and absorption, improved the processing speed and the treatment effect of tail gas.

To sum up, the utility model discloses following beneficial effect has:

1. by passing high temperature exhaust gas into the jacket. The fish liquid is heated by utilizing the waste heat in the waste gas, so that the viscosity of the fish liquid is improved, and a good concentration effect is achieved, thereby realizing the reutilization of the waste heat of the waste gas and achieving the effect of reducing energy waste;

2. the fish liquid in the barrel body is stirred by arranging the driving stirring paddle and the driven stirring paddle which rotate in opposite directions, so that the heating rate and the heating effect of the fish liquid are improved, the fish liquid can absorb the waste heat in the waste gas to the maximum extent, the full utilization of the waste heat is realized, and the waste of the waste heat is reduced;

3. the condensing device is arranged to condense the waste gas, so that the gas-water separation of the waste gas is realized, the recycling of water resources is realized, and the energy waste is reduced;

4. the efficient deodorization tower is arranged to accelerate decomposition and adsorption of harmful gas, so that the residue and emission of harmful substances are greatly reduced, and tail gas is treated more rapidly and thoroughly.

Drawings

FIG. 1 is a schematic structural view of an embodiment;

FIG. 2 is a schematic view of a storage bucket according to an embodiment;

FIG. 3 is a schematic structural view of a condensing unit according to an embodiment;

FIG. 4 is a schematic view of the structure of the deodorizing tower of the embodiment.

Reference numerals: 1. a storage barrel; 11. a barrel body; 12. a barrel cover; 13. a drive shaft; 14. a driven shaft; 15. an active stirring paddle; 16. a driven stirring paddle; 17. a driving gear; 18. a driven gear; 19. a motor; 2. a condensing unit; 21. a base; 22. a condenser tank; 23. a water collection tank; 24. a second air inlet; 25. a second air outlet; 26. a condensing plate; 3. a deodorizing tower; 31. a tower body; 32. a third air inlet; 33. a third air outlet; 34. adsorbing liquid; 4. a jacket; 41. a first air inlet; 42. a first air outlet; 5. a carrier plate; 51. a through hole; 52. a bamboo charcoal layer; 53. a polyaspartic acid sodium powder layer; 54. and an activated carbon layer.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, an exhaust gas circulation treatment system includes a storage barrel 1, a condensing device 2 and a deodorizing tower 3 which are sequentially arranged, and the storage barrel 1, the condensing device 2 and the deodorizing tower 3 are sequentially communicated.

As shown in fig. 1 and 2, the storage barrel 1 includes a barrel body 11 and a barrel cover 12 disposed on the barrel body 11, a hollow jacket 4 is disposed on an outer wall of the barrel body 11, a first air inlet 41 is disposed on a lower end side wall of the jacket 4, and a first air outlet 42 is disposed on an upper end side wall of the jacket 4.

When using above-mentioned processing system, pack into storage bucket 1 with the fish liquid in, then let in tail gas along first air inlet 41 and press from both sides in the cover 4, utilize the waste heat of waste gas to heat the fish liquid this moment, improved the viscosity of fish liquid, play fine concentration effect to realize the reuse of waste gas waste heat, reached the effect that reduces the energy waste.

And then the tail gas is condensed by the condensing device 2 to realize the gas-water separation of the tail gas. And finally, introducing the gas into a deodorizing tower 3, treating the gas by using the deodorizing tower 3, and discharging tail gas without toxic substances into a heat supply boiler to be used as combustion-supporting air for combustion.

As shown in fig. 2, the lower end surface of the barrel cover 12 is vertically and rotatably connected with a driving shaft 13 and a plurality of driven shafts 14, the driving shaft 13 is located at the center of the barrel cover 12, the driven shafts 14 are uniformly distributed at the periphery of the driving shaft 13, and the outer walls of the driving shaft 13 and the driven shafts 14 are respectively provided with a plurality of groups of driving stirring paddles 15 and driven stirring paddles 16.

As shown in fig. 2, the outer wall of the upper end of the driving shaft 13 is provided with a driving gear 17, the outer wall of the upper end of the driven shaft 14 is provided with a driven gear 18 engaged with the driving gear 17, and the upper end surface of the tub cover 12 is provided with a motor 19 for driving the driving shaft 13 to rotate.

When the fish liquid is heated by the waste heat, the motor 19 is used for driving the driving shaft 13 to rotate, at the moment, the driving shaft 13 drives the driving gear 17 and the driving stirring paddle 15 to synchronously rotate, and the driving gear 17 drives the driven gear 18 meshed with the driving gear to jointly rotate. At the same time, the driven gear 18 drives the driven shaft 14 and the driven paddle 16 to rotate synchronously.

Since the driving gear 17 and the driven gear 18 are engaged with each other, the rotation directions of the driving shaft 13 and the driven shaft 14 are opposite, that is, the rotation directions of the paddles on the driving shaft 13 and the driven shaft 14 are opposite. So that the fish liquid is tumbled within the tub 11 while the fish liquid is stirred.

Therefore, all parts of the fish liquid can be fully contacted with the waste heat in the waste gas, the heating effect on the fish liquid is improved, meanwhile, the fish liquid can absorb the waste heat in the waste gas to the maximum extent, the full utilization of the waste heat is realized, and the waste of the waste heat is reduced.

As shown in fig. 3, the condensing device 2 includes a base 21, a condensing tank 22 disposed on the base 21, and a water collecting tank 23 disposed on a lower end surface of the condensing tank 22 and communicated with the condensing tank 22, wherein a second air inlet 24 and a second air outlet 25 are respectively disposed on a lower end surface and an upper end surface of the condensing tank 22.

As shown in fig. 3, the side walls of the two sides of the condensation box 22 are horizontally provided with a plurality of condensation plates 26, the condensation plates 26 on the side walls of the two sides of the condensation box 22 are arranged in a staggered manner, and the side walls of the two sides of the condensation plates 26 abut against the inner wall of the condensation box 22.

As shown in fig. 3, the water collecting tank 23 is located at the center of the lower end surface of the condensation tank 22, and the bottom wall of the condensation tank 22 is recessed downward and the center is lower than the surrounding area.

When the condensing unit 2 is operated, the exhaust gas is introduced into the condensing tank 22 along the second gas inlet 24, and then sequentially passes through the plurality of condensing plates 26 in a serpentine movement direction. And after the waste gas passes through the condensation plate 26, the waste gas meets the condensation and is condensed into water drops, and the water drops to the bottom wall of the condensation tank 22 and is discharged into the water collection tank 23, and at the moment, the water is collected by the water collection tank 23. At the same time, the dehydrated gas is discharged along the second gas outlet 25, so that the gas-water separation of the waste gas is realized.

As shown in fig. 4, the deodorization tower 3 includes a tower body 31, a third air inlet 32 provided in an outer wall of a lower end of the tower body 31, and a third air outlet 33 provided in an outer wall of an upper end of the tower body 31.

As shown in fig. 4, the bottom wall of the tower body 31 is provided with an adsorption liquid 34, and the adsorption liquid 34 is a hydrogen peroxide solution. A bearing plate 5 is arranged in the tower body 31 and above the adsorption liquid 34, and a plurality of through holes 51 penetrate through the bearing plate 5.

As shown in fig. 4, the upper end surface of the bearing plate 5 is sequentially provided with a bamboo charcoal layer 52, a polyaspartic acid sodium powder layer 53 and an activated carbon layer 54 from bottom to top, and the upper end surface of the activated carbon layer 54 is lower than the third air outlet 33.

After the tail gas is introduced into the deodorizing tower 3, the hydrogen peroxide solution is firstly utilized to carry out preliminary adsorption on the tail gas, and the oxidative decomposition of toxic gas is accelerated. Then the tail gas moves from bottom to top and sequentially passes through the bamboo charcoal layer 52, the sodium polyaspartate powder layer 53 and the activated carbon layer 54, and at this time, the bamboo charcoal layer 52 and the activated carbon layer 54 can be used for adsorbing residual water and odor in the tail gas.

And the polyaspartic acid sodium can be combined with acid and alkali to form salt, and the polyaspartic acid sodium can enable-SH, -NH2 and = NH in the tail gas to have polymerization reaction. Therefore, the decomposition and adsorption of harmful gases can be accelerated, the residue and emission of harmful substances are greatly reduced, and the tail gas is treated more quickly and thoroughly.

The specific embodiments are only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiments without inventive contribution as required after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. An exhaust gas recirculation treatment system, characterized in that: including storage bucket (1), condensing equipment (2) and deodorization tower (3) that set gradually, storage bucket (1) include staving (11), set up in bung (12) on staving (11), the outer wall of staving (11) is provided with hollow cover (4) that presss from both sides, the lower extreme lateral wall that presss from both sides cover (4) is provided with first air inlet (41) and the upper end lateral wall is provided with first gas outlet (42).

2. An exhaust gas recirculation treatment system according to claim 1, characterized in that: the lower end face of the barrel cover (12) is vertically and rotatably connected with a driving shaft (13), a motor (19) used for driving the driving shaft (13) to rotate is arranged on the upper end face of the barrel cover (12), the driving shaft (13) is located in the center of the barrel cover (12), and a plurality of groups of driving stirring paddles (15) are arranged on the outer wall of the driving shaft (13).

3. An exhaust gas recirculation treatment system according to claim 2, characterized in that: the vertical rotation of the lower terminal surface of bung (12) is connected with a plurality of driven shafts (14), and is a plurality of driven shaft (14) evenly distributed in the position all around of driving shaft (13), the upper end outer wall of driving shaft (13) is provided with driving gear (17), the upper end outer wall of driven shaft (14) be provided with driven gear (18) of driving gear (17) meshing, and the outer wall of driven shaft (14) is provided with multiunit driven stirring rake (16).

4. An exhaust gas recirculation treatment system according to claim 1, characterized in that: condensing equipment (2) including base (21), set up in condensing tank (22) on base (21) and set up in header tank (23) of terminal surface under condensing tank (22), the equal level of both sides lateral wall of condensing tank (22) is provided with a plurality of condensation plates (26), and the lower terminal surface and the up end of condensing tank (22) are provided with second air inlet (24) and second gas outlet (25) respectively.

5. An exhaust gas recirculation treatment system according to claim 4, characterized in that: the condensation plates (26) on the side walls of the two sides of the condensation box (22) are arranged in a staggered mode, and the side walls of the two sides of the condensation plates (26) abut against the inner wall of the condensation box (22).

6. An exhaust gas recirculation treatment system according to claim 5, characterized in that: the water collecting tank (23) is located at the central position of the lower end face of the condensing tank (22), the bottom wall of the condensing tank (22) is concave, and the central position is lower than the positions around.

7. An exhaust gas recirculation treatment system according to claim 1, characterized in that: the deodorization tower (3) comprises a tower body (31), a third air inlet (32) arranged on the outer wall of the lower end of the tower body (31) and a third air outlet (33) arranged on the outer wall of the upper end of the tower body (31);

be provided with loading board (5) in tower body (31), run through on loading board (5) and have a plurality of through-holes (51), the up end of loading board (5) has set gradually bamboo charcoal layer (52), polyaspartic acid sodium powder layer (53) and activated carbon layer (54) from bottom to top, and the up end of activated carbon layer (54) is less than third gas outlet (33).

8. An exhaust gas recirculation treatment system according to claim 7, characterized in that: the bottom wall of the tower body (31) is provided with adsorption liquid (34), and the adsorption liquid (34) is hydrogen peroxide solution.