JP2000117046A - Wet type waste gas treating device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To miniaturize the whole device and make the cost low, and to enhance efficiency of treatment of waste gas without necessitating to form a plural number of gas liquid contact parts by making the waste gas to a slant flow with slits and also forming a circular flow path of washing water with a weir plate disposed between an inner cylinder, a water feed port and an water discharge port. SOLUTION: The washing water in a lower part casing 4 is fed from a waste feed port 9 via a waste feed pipe 24, and one portion is discharged from a water discharge port 10 of an upper part casing 3 and reaches a returning pipe 21, and the balance flows down from a cross partitioning plate 2 through the slits 8, and they respectively return to lower part casing 4. During this time, the waste gas is fed from a gas feed port 6 of the lower part casing 4 to pass through the slits 8, and is sucked with an exhaust fan 17, ascends in the upper part casing 3 and is exhausted from an exhaust port 7. At this time, the exhaust gas is made to a slant flow with the slits 8. On the other hand, the washing water is passed through a circular flow path formed with the weir-plate 13 provided during the inner cylinder 11, the water feed port 9 and the water discharge port 10, and is brought into contact with the waste gas.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] The present invention relates to a wet exhaust gas treatment apparatus.

[0002]

2. Description of the Related Art As a typical example of a conventional wet type exhaust gas treatment apparatus of this type, an apparatus as shown in FIG. 26 is well known and will be described. It is casing 51
A horizontal filler portion 52 is disposed inside the upper casing 53 and partitioned into an upper casing 53 and a lower casing 54.
The upper casing 53 is provided with an exhaust port 57, the upper casing wall is provided with a water supply port 58, the lower casing 54 is provided with a drain port 59, and the filler section 52 is provided with an air supply port 56. A large number of through holes are provided for passing introduced gas and washing water introduced from the water supply port 58.

In such a case, a lower casing
Exhaust gas is supplied into the lower casing 54 from an air supply port 56 of the upper casing 53, rises through the through hole of the filler portion 52, and is exhausted from an exhaust port 57 of the upper casing 53. On the other hand, during this time, the washing water supplied from the water supply port 58 of the upper casing 53 is filled with the filler material.
It spreads on the top 52 and flows down through the through-hole 57 and is drained from the drain port 59 of the lower casing 54. In this way, the exhaust gas and the cleaning water come into gas-liquid contact in the filler portion 52 to process the exhaust gas. Will be

[0004]

The exhaust gas and the cleaning water are treated by the contact during the movement as described above, and the exhaust gas is treated. However, in the case where only a single filler portion is provided for gas-liquid contact, there is a problem that since the contact time is short, the treatment efficiency is low and it is difficult to effectively perform exhaust gas treatment. Therefore, in order to solve such a problem, it is necessary to provide a plurality of filler portions as shown in the figure, so that the entire apparatus becomes large and expensive, and a large installation space is required. There is a problem.

Accordingly, an object of the present invention is to solve the problems of the conventional wet exhaust gas treatment apparatus as described above, eliminate the need to provide a plurality of gas-liquid contact portions, and prevent the entire apparatus from becoming large. In addition to being able to provide cheap,
It is an object of the present invention to provide a wet exhaust gas treatment apparatus capable of effectively performing an exhaust gas treatment with a high treatment efficiency without requiring a large installation place.

[0006]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention is directed to a wet exhaust gas treatment apparatus, comprising: A horizontal partition plate is arranged to partition the upper casing and the lower casing, an air supply port is provided in the lower casing, and an exhaust port is provided in the upper casing, and the gas introduced from the air supply port is inclined to the horizontal partition plate. Providing a number of concentric slits to be passed as, providing a water supply port and a drain port on the upper casing wall, and attaching a closed hollow inner cylinder extending vertically in the upper and lower casing almost at the center of the horizontal partition plate, A vertical blocking plate is provided between the outer peripheral surface of the inner cylinder and the inner peripheral surface of the upper casing, and the water supply port and the drain port are located on both sides of the blocking plate. Is what you do.

According to an eleventh aspect of the present invention, one horizontal partitioning plate is disposed inside a cubic casing to partition the casing into an upper casing and a lower casing. Exhaust ports are provided in the casing respectively, a number of parallel slits are provided in the horizontal partition plate to allow the gas introduced from the air supply port to pass as an oblique flow, and a water supply port and a drain port are provided in the upper casing wall. It is characterized by the following.

[0008] The inventions described in claims other than Claims 1 and 11 relate to modifications of these inventions, and the details of the inventions described in all claims will be clarified in the following embodiments. .

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS In each embodiment of the present invention shown in the drawings, the same reference numerals are given to the common parts, the description thereof will be omitted, and different parts will be mainly described.

In the first embodiment shown in FIGS. 1 and 2, one horizontal partition plate 2 is disposed inside a cylindrical casing 1 and divided into an upper casing 3 and a lower casing 4. 4, the upper casing 3
Exhaust ports 7 are respectively provided in the horizontal partition plate 2 and the air supply ports 6
A plurality of concentric slits 8 inclined toward a plurality of outer peripheral surfaces through which gas introduced from is passed as an inclined flow,
A water supply port 9 and a drain port 10 are provided on the upper and lower peripheral walls of the upper casing 3, and the upper and lower casings 3 are provided substantially at the center of the horizontal partition plate 2.
4, a closed hollow inner cylinder 11 extending in the longitudinal direction is attached, a vertical blocking plate 13 is provided between the outer peripheral surface of the inner cylinder 11 and the inner peripheral surface of the upper casing 3, and a water supply port 9 is provided. Drain port 10
Are located on both sides of the dam plate 13. Baffle plate 13
Is in contact with the upper surface of the horizontal partition plate 2.

An exhaust pipe 15 connected to the exhaust port 7 is provided with an eliminator 16 and an exhaust fan 17. The upper casing 3, the eliminator 16 and the lower casing 4
Are connected by condenser pipes 21 and 22. Lower casing 4
Is connected to a first water supply pipe 23, and the lower casing 4
And the drain port 10 are connected by a water supply pipe 24.

When exhaust gas treatment is performed by such a method, washing water in the lower casing 4 is supplied from a water supply port 9 of the upper casing 3 through a water supply pipe 24, and a part of the cleaning water is supplied from a drain port 10 of the upper casing 3. After being drained, it passes through the condenser 21, and the other part spreads on the horizontal partition plate 2, flows down in the slit 8, and returns to the lower casing 4. Meanwhile, exhaust gas is supplied from the air supply port 6 of the lower casing 4 during this time, passes through the slit 8, is sucked by the exhaust fan 17, rises in the upper casing 3, and is exhausted from the exhaust port 7. When the exhaust gas rises from the supply port 6 to the exhaust port 7 in this manner, the exhaust gas is washed by gas-liquid contact with the washing water in the slit 8 and the upper casing 3.

During the exhaust gas treatment as described above, the exhaust gas forms an oblique flow in the slit 8, while the washing water supplied from the water supply port 9 into the upper casing 3 is supplied to the inner cylinder 11, the water supply port 9, and the drain port 10. Since the annular flow path is formed by the blocking plate 13 established between the water supply port 9 and the drain port 10 on the horizontal partition plate 2 without flowing along a short straight distance. It flows around the inside of the casing 3 for a long distance. The exhaust gas that rises in such an inclined flow and the cleaning water that flows for a long distance in the upper casing 3 come into contact with a violent and large contact area in a fluidized state, and perform stable exhaust gas treatment with high efficiency. Will be done.

In the second embodiment shown in FIG. 3, two horizontal partition plates 2-1 and 2- are provided inside a cylindrical casing 1.
2, the upper casing 3-1, 3-2 and the lower casing 4 are partitioned, and the lower casing 4 is provided with an air inlet 6
The casing 3-1 is provided with an exhaust port 7, and the upper casings 3-1 and 3-2 are provided with water supply ports 9-1 and 9-2 and drain ports 10-1 and 10-2 on upper and lower peripheral walls, respectively. The horizontal partition plates 2-1 and 2-2 are provided with a number of concentric slits 8 inclined toward the center for allowing the gas introduced from below to pass as an oblique flow. A closed hollow inner cylinder 11 extending vertically in the upper casings 3-1 and 3-2 and the lower casing 4 is mounted substantially at the center of the upper casing 3-1, 3-2 and the lower casing 4.
A vertical blocking plate 13 is provided between the inner peripheral surfaces of the first and third inner peripheral surfaces, and the water supply ports 9-1 and 9-2 and the drain ports 10-1 and 10-2 are provided with the same.
The lower end of the dam plate 13 is in contact with the upper surface of the horizontal partition plate 2.

The upper casing 3 of the second embodiment
In 1 and 3-2, the exhaust gas is processed in the same manner as in the upper casing 3 in the first embodiment, but the processing with a higher degree of cleaning is performed.
In this embodiment, the upper casing is composed of two upper casings 3-1, 3-2, but may have a larger number as necessary.

The third embodiment shown in FIGS.
In the first embodiment shown in FIG. 1, a radial vertical partition plate 25 is provided between the outer peripheral surface of the inner cylinder 11 and the inner peripheral surface of the upper casing 3, and the upper end edge of the vertical partition plate 25 is located above the drain port 10. And a vertical partition plate 25-1 whose lower edge is positioned higher than the horizontal partition plate, an upper edge is positioned below the drain port 10, and a lower edge is positioned on the horizontal partition plate 2. Vertical divider 25-
2 are alternately arranged at a predetermined angle,
The configuration is different from that of the first embodiment.

In such a case, when the washing water flows in the upper casing 3, the washing water becomes turbulent and is subjected to a stirring action, so that the concentration of the washing water becomes uniform and the exhaust gas is washed. It will be performed uniformly.

The fourth embodiment shown in FIG. 6 is different from the second embodiment shown in FIG.
And the upper casing 3 of the third embodiment shown in FIGS.
Similarly to -1, 3-2, a radial vertical partition plate 25 is provided between the outer peripheral surface of the inner cylinder 11 and the inner peripheral surfaces of the upper casings 3-1 and 3-2. The top edge is a drain 10-
1, 10-2, and the lower edge is the horizontal partition 2
-1 Vertical partition plate 25-1 located higher than 2-2
And the upper edge is located below the drain ports 10-1, 10-2,
The vertical partitions 25-2 whose lower edges are located on the horizontal partitions 2-1 and 2-2 are alternately arranged at a predetermined angle. Such a device performs the same operation as the second and third embodiments.

The fifth embodiment shown in FIG. 7 differs from the first embodiment shown in FIGS. 1 and 2 in that the inner cylinder 11 is formed of a transparent material, and an ultraviolet lamp 26 is provided in the inner cylinder 11. is there. In such a case, the exhaust gas is efficiently decomposed by a chemical reaction between the washing water and the ultraviolet rays.

The sixth embodiment shown in FIG. 8 is different from the fifth embodiment shown in FIG. 7 in that the upper and lower casings 3 and 4 are formed of a transparent material. A photocatalytic substance film 27 made of titanium oxide is provided on the inner peripheral surface and the outer peripheral surface of the inner cylinder 11.

The seventh embodiment shown in FIG. 9 differs from the sixth embodiment shown in FIG. 8 in that an ultraviolet lamp 26 is provided outside the upper and lower casings 3 and 4, and is similar to the sixth embodiment. Demonstrate function.

The eighth embodiment shown in FIG. 10 differs from the seventh embodiment shown in FIG. 9 in that upper and lower casings 3, 4 are similar to the second embodiment shown in FIG.
-2, an air supply port 6 is provided in the lower casing 4 and an exhaust port 7 is provided in the upper casing 3-1. Water supply ports 9-1 and 9 are provided on upper and lower peripheral walls of the upper casings 3-1 and 3-2, respectively.
-2 and drain ports 10-1 and 10-2 are provided, and the others are the same as in the seventh embodiment.

In the sixth, seventh, and eighth embodiments as described above, the photocatalytic substance film 27 separates, decomposes, and sterilizes harmful substances such as harmful chemical substances, mold, bacteria, viruses, and dust in the exhaust gas. , Deodorization, etc., and the clogging of the slit 8 and the adhesion of dirt to the surface of each part are prevented.

The ninth embodiment shown in FIG. 11 is different from the first embodiment shown in FIGS. 1 and 2 in that a heat exchange chamber 28 is provided in the upper part of the upper casing 3 and the upper part of the inner cylinder 11 is a heat exchange chamber.
28, a lower portion is located inside the lower casing 4, a heat pipe 29 is installed inside the inner cylinder 11, and a radiation fin 31 is protruded from an upper outer periphery of the inner cylinder 11. is there.

The tenth embodiment shown in FIG. 12 is different from the ninth embodiment shown in FIG. 11 in that, similarly to the sixth embodiment shown in FIG. , 4 on the inner peripheral surface and on the outer peripheral surface of the inner cylinder 11, a photocatalytic substance film 27 made of titanium oxide is provided.

In the ninth and tenth embodiments as described above, the treatment of the exhaust gas with the washing water and the heat recovery of the exhaust gas are performed in parallel, and each component such as the casing is made of a special heat-resistant material. There is no need to use a material, and the device can be manufactured at low cost. Also, the recovered heat can be used as another heat source, and the energy saving effect can be improved.

The eleventh embodiment shown in FIG. 13 is different from the first embodiment shown in FIGS. 1 and 2 in that the air supply pipe connected to the air supply port 6 is provided.
The exhaust pipe 15 connected to the exhaust port 7 is connected to the exhaust port 7 by an annular air pipe 38. In this embodiment, the primary-treated exhaust gas discharged to the exhaust pipe 15 is recirculated to the air supply port 6 again, thereby increasing the processing efficiency. 39 is the second main supply pipe 36,
Electromagnetically operated on-off valves provided in the exhaust pipe 15 and the ring air pipe 38, and the recirculation of the exhaust gas is performed by controlling the on-off valve 39.

The twelfth embodiment shown in FIG. 14 differs from the first embodiment shown in FIGS. 1 and 2 in that the casing 1 has a cubic shape, that no internal cylinder is provided, and that a horizontal partition plate is provided. The point where 33 slits 34 are constituted as a plurality of parallel slits which are inclined so as to flow obliquely upward from below along the flow direction of the exhaust gas in the lower casing 4, and no blocking plate is provided The third embodiment differs from the first embodiment in that the third embodiment is the same as the first embodiment.

The thirteenth embodiment shown in FIG. 15 is similar to the thirteenth embodiment shown in FIG.
In the twelfth embodiment, a plurality of vertical partition plates 25 are provided in parallel inside the upper casing 3, and the upper edge of the vertical partition plate 25 extends above the drain port 10, and the lower edge thereof is higher than the horizontal partition plate. And a vertical partition plate 25-2 whose upper edge is located below the drain port 10 and whose lower edge is located on the horizontal partition plate 2 at a predetermined angle. The other parts are arranged alternately, and the others are the same as the twelfth embodiment.

The fourteenth embodiment shown in FIG. 16 is similar to the fourteenth embodiment shown in FIG.
In the thirteenth embodiment, a photocatalytic substance film 27 made of titanium oxide is provided on the upper and lower surfaces of the horizontal partition plate 2, the inner peripheral surfaces of the upper and lower casings 3, 4 and the outer peripheral surface of the inner cylinder 11. A light 26 is provided, and the other is ninth.
This is the same as the embodiment.

The fifteenth embodiment shown in FIG. 17 is similar to the fifteenth embodiment shown in FIG.
In the twelfth embodiment, a second main air supply pipe 36 connected to the air supply port 6 and an exhaust pipe 15 connected to the exhaust port 7 are connected to an annular air pipe 38.
Are connected by In this embodiment, the primary-treated exhaust gas discharged to the exhaust pipe 15 is again supplied to the intake port 6.
And the processing efficiency is increased.

The sixteenth embodiment shown in FIG. 18 is similar to the sixteenth embodiment shown in FIG.
In the twelfth embodiment, the harmful substance removing means 30 is provided in the exhaust pipe 15 between the eliminator 16 and the exhaust fan 17, and the harmful substance removing means 30 includes a photocatalyst filter 35 and an ultraviolet lamp 37.
And are alternately arranged. The photocatalyst filter 35 is made of, for example, activated carbon having a photocatalyst substance such as titanium oxide adhered to the surface thereof.

In the sixteenth embodiment, some types of exhaust gas to be treated contain harmful components that cannot be removed by gas-liquid contact. Therefore, this embodiment is used when it is necessary to remove harmful components from such types of exhaust gas, and attaches the harmful components to the photocatalyst filter 35 of the harmful substance removing means 30 and uses a photocatalyst. Decomposes harmful components.

The seventeenth embodiment shown in FIG. 19 is similar to the seventeenth embodiment shown in FIG.
In the sixteenth embodiment, a photocatalyst filter 35 is provided in place of the harmful substance removing means 30, and in addition to the first water supply pipe 23, a second water supply pipe is provided.
41, a constant temperature means 42 is provided in the second main water supply pipe 41, and an outlet of the water supply pipe 24 is connected.

FIG. 20 is a longitudinal sectional view of the eighteenth embodiment.
This embodiment has a cubic shape similar to the casing 1 of the twelfth embodiment shown in FIG.
A heat exchange chamber 28 in which a heat exchanger 32 is disposed is provided in the upper part of the upper casing 3, and the upper part of the heat pipe plate 44 is located in the heat exchange chamber 28, and the lower part is a lower part. The radiating fins 31 are provided inside the casing 4 and project from the upper portion of the heat pipe plate 44.

The nineteenth embodiment shown in FIG. 21 is similar to the nineteenth embodiment shown in FIG.
In the eighteenth embodiment, the upper and lower surfaces and slit surfaces of the horizontal partition plate 2, the inner peripheral surfaces of the upper and lower casings 3, 4 and the inner surface of the top plate of the upper casing 3 are coated with a photocatalytic substance film made of titanium oxide.
27, and an ultraviolet light 37
Is provided.

The twentieth embodiment shown in FIG. 22 is similar to the twentieth embodiment shown in FIG.
The two casings 1-1 and 1-2 having the same configuration as the casing of the twelfth embodiment are disposed adjacent to each other back to back, and the outlet of the exhaust pipe 15-1 from the casing 1-1 is connected to the air inlet 6 of the casing 1-2. -2, and the exhaust pipe 15-1 has an eliminator
16-1 and an exhaust fan 17 are provided. And drain 10
-1 and 10-2 are connected to the lower casings 4-1 and 4-2 by condenser tubes 21-1 and 21-2, respectively.
-1, 16-2 are connected to the lower casings 4-1 and 4-2 by condenser tubes 22-1 and 22-2.

The twenty-first embodiment shown in FIG. 23 is similar to the twenty-first embodiment shown in FIG.
In the 20th embodiment, heat pipe plates 44-1 and 44-2 are installed on the surfaces of the plates adjacent to the casings 1-1 and 1-2, respectively, and the heat inside the upper casings 3-1 and 3-2. A heat exchange chamber 28 in which exchangers 32-1 and 32-2 are provided is provided. The heat pipe plate 44 has an upper part located in the heat exchange chamber 28 and a lower part located in the lower casing 4. The radiating fins 31 protrude from the upper portion of the heat pipe plate 44. The heat medium pipes 43 of the heat exchangers 32-1 and 32-2
Is provided with a pump 48.

The twenty-second embodiment shown in FIG. 24 is similar to the twenty-second embodiment shown in FIG.
In the twenty-first embodiment, the heat medium pipe 43 of the heat exchanger 32 extends outside the lower casings 4-1 and 4-2, and
And a heat medium supply unit 47.

The twenty-third embodiment shown in FIG. 25 is similar to the twenty-third embodiment shown in FIG.
In the twelfth embodiment, heat pipe plates 44-1 and 44-2 are installed on the surfaces of plates adjacent to casings 1-1 and 1-2, respectively, and heat pipes located in lower casings 4-1 and 4-2 are disposed. The radiating fins 31-1 and 31-2 project from the plate 44. And the upper and lower surfaces and the slit surface of the horizontal partition plate 33,
A photocatalytic substance film 27 made of titanium oxide is provided on the inner peripheral surfaces of the upper and lower casings 3-1 and 3-2; 4-1 and 4-2 and the inner surface of the bottom plate of the lower casings 4-1 and 4-2. ,
The ultraviolet lamp 37 is provided on the outer surface of the upper and lower casings 3-1, 3-2; 4-1 and 4-2.

[0041]

Since the present invention is as described above, there is no need to provide a plurality of gas-liquid contact portions, the entire apparatus does not become large, and it can be provided at low cost. There is an effect that the exhaust gas can be effectively treated without requiring a large installation place, and with high treatment efficiency.

The invention according to claims 1 to 10 is
A large number of concentric slits are provided in the horizontal partition plate that separates the upper casing and the lower casing to allow the gas introduced from the air supply port to pass as an oblique flow, and the upper and lower casings are arranged in the vertical direction at almost the center of the horizontal partition plate. Since a water supply port and a drain port are provided on both sides of a vertical blocking plate provided between the outer peripheral surface of the inner cylinder and the inner peripheral surface of the upper casing, the exhaust gas Wash water supplied into the upper casing from the water supply port on the other hand becomes an inclined flow in the slit, because the annular flow path is formed by the inner cylinder and the blocking plate established between the water supply port and the drain port. Exhaust gas that flows around the upper casing almost one round and flows a long distance without flowing along a short linear distance between the water supply port and the drain port on the partition plate, and thus rises as an inclined flow, Upper casing The washing water flowing in the inner over long distances, contact vigorously and a large contact area in a fluidized state, stably with high efficiency there is an effect that exhaust gas treatment is performed.

According to the third and twelfth aspects of the present invention, a plurality of vertical partition plates are provided inside the upper casing, and the vertical partition plate has an upper edge extending above the drain port and a lower edge defined by a horizontal partition. Since the vertical partition is located higher than the plate and the upper edge is located below the drain, and the lower edge is located on the horizontal partition, the washing water is located at the top. When flowing in the casing, it becomes turbulent and is subjected to the stirring action, so that the concentration of the washing water becomes uniform and the exhaust gas is washed uniformly.

According to the fourth aspect of the present invention, since the inner cylinder is formed of a transparent material and an ultraviolet lamp is provided in the inner cylinder, the exhaust gas is efficiently decomposed by the chemical reaction between the washing water and the ultraviolet light. This has the effect of being performed.

The invention according to claims 7 and 8 is characterized in that the upper part of the inner cylinder is located in the heat exchange chamber, the lower part is located inside the lower casing, a heat pipe is installed inside the inner cylinder, Radiation fins are protrudingly provided on the outer periphery of the upper part of the cylinder, and a photocatalytic substance film made of titanium oxide is provided on the upper and lower surfaces and slit surfaces of the horizontal partition plate, the inner peripheral surface of the upper and lower casings and the outer peripheral surface of the inner cylinder. In addition, the treatment of the exhaust gas with the washing water and the heat recovery of the exhaust gas are performed in parallel, so that each component does not need to be composed of a special heat-resistant material, and can be configured at a low cost. It can be used as a heat source, and has the effect of increasing the energy saving effect.

The invention as defined in claims 11 to 25 is
One horizontal partitioning plate is disposed inside a cubic casing and partitioned into an upper casing and a lower casing. An air supply port is provided in the lower casing, and an exhaust port is provided in the upper casing, respectively. A large number of parallel slits are provided to allow the gas introduced from the air supply port to pass through as an oblique flow, and a water supply port and a drain port are provided on the upper casing wall. This has the effect of colliding with the inner wall of the upper casing and stably performing exhaust gas treatment with high efficiency.

According to the present invention, the photocatalyst filter and the ultraviolet lamp are alternately arranged in the exhaust pipe between the eliminator and the exhaust fan, or the photocatalyst filter is provided. Some types contain harmful components that are not removed by gas-liquid contact.When treating such types of exhaust gas, the harmful components contained in them must be attached to a photocatalyst filter and decomposed and removed by a photocatalyst. There is an effect that can be.

[Brief description of the drawings]

FIG. 1 is a front view, partially cut away, taken along line 1-1 in FIG. 2 of a first embodiment of the present invention.

FIG. 2 is a vertical sectional view of the same as above, taken along line 2-2 and viewed in the direction of the arrow.

FIG. 3 is a vertical sectional front view of a main part of the second embodiment.

FIG. 4 is a vertical sectional front view of a main part of the third embodiment.

FIG. 5 is a vertical sectional view of the same as above, taken along line 5-5 and viewed in the direction of the arrow.

FIG. 6 is a longitudinal sectional front view of a main part of the fourth embodiment.

FIG. 7 is a longitudinal sectional view of a main part of the fifth embodiment.

FIG. 8 is a longitudinal sectional front view of a main part of the sixth embodiment.

FIG. 9 is a longitudinal sectional front view of a main part of the seventh embodiment.

FIG. 10 is a vertical sectional front view of a main part of the eighth embodiment.

FIG. 11 is a longitudinal sectional front view of a main part of the ninth embodiment.

FIG. 12 is a vertical sectional front view of a main part of the fourth embodiment.

FIG. 13 is a longitudinal sectional view of a main part of the fifth embodiment.

FIG. 14 is a vertical sectional front view of a main part of the sixth embodiment.

FIG. 15 is a vertical sectional front view of a main part of the seventh embodiment.

FIG. 16 is a vertical sectional front view of a main part of the eighth embodiment.

FIG. 17 is a longitudinal sectional front view of a main part of the ninth embodiment.

FIG. 18 is a longitudinal sectional view of a main part of the tenth embodiment.

FIG. 19 is a vertical sectional front view of a main part of the eleventh embodiment.

FIG. 20 is a vertical sectional front view of a main part of the twelfth embodiment.

FIG. 21 is a vertical sectional front view of a main part of the thirteenth embodiment.

FIG. 22 is a vertical sectional front view of a main part of the fourteenth embodiment.

FIG. 23 is a longitudinal sectional front view of a main part of the fifteenth embodiment.

FIG. 24 is a longitudinal sectional front view of a main part of the sixteenth embodiment.

FIG. 25 is a vertical sectional front view of a main part of the seventeenth embodiment.

FIG. 26 is a vertical sectional front view of a conventional wet exhaust gas treatment apparatus of the same type as the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Casing 2 Horizontal partition plate 3 Upper casing 4 Lower casing 6 Air supply port 7 Exhaust port 8 Slit 9 Water supply port 10 Drain port 11 Inner cylinder 13 Dam plate 15 Exhaust pipe 16 Eliminator 17 Exhaust fan 21 Condenser pipe 22 Condenser pipe 23 1-way water supply pipe 24 Water supply pipe 25 Vertical partition 26 Ultraviolet light 27 Photocatalytic substance film 28 Heat exchange chamber 29 Heat pipe 30 Harmful substance removal means 31 Radiation fin 32 Heat exchanger 33 Horizontal partition 34 Slit 35 Photocatalyst filter 36 Air supply pipe 37 Ultraviolet light 38 Ring air pipe 39 On-off valve 41 Second water supply pipe 42 Constant temperature means 43 Heat medium pipe 44 Heat pipe plate 46 Air conditioning means 47 Heat medium supply unit 48 Pump

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) B01J 35/02 F-term (Reference) 4D002 AB01 AB02 BA02 BA09 BA16 CA02 CA06 CA07 CA13 CA20 DA11 DA21 DA35 EA03 GA03 GB05 HA06 HA08 4D020 AA09 AA10 BA23 CB02 CB17 CB19 CB24 CC03 CC09 CC11 CD01 CD03 DA01 DB05 DB12 4D048 AA21 AA22 AB03 BA07X BA13X CD02 EA01 4G069 AA03 BA04A BA04B BA48A CA01 CA10 CA11 CA17 EA08

Claims (25)

[Claims] 1. A horizontal casing is provided inside a cylindrical casing.
The horizontal partition plates are arranged and partitioned into an upper casing and a lower casing, an air supply port is provided in the lower casing, and an exhaust port is provided in the upper casing, and gas introduced from the air supply port is provided in the horizontal partition plate. A large number of concentric slits to be passed as inclined flow are provided, a water supply port and a water discharge port are provided in the upper casing wall, and a closed hollow internal cylinder extending vertically in the upper and lower casing almost at the center of the horizontal partition plate. Mounting,
A vertical blocking plate is provided between the outer peripheral surface of the inner cylinder and the inner peripheral surface of the upper casing, and the water supply port and the drain port are located on both sides of the blocking plate. Wet exhaust gas treatment equipment. 2. A plurality of horizontal partitioning plates are arranged inside a cylindrical casing to partition the casing into a plurality of upper casings and a single lower casing, and an air supply port is provided in the lower casing and an exhaust gas is provided in the uppermost casing. The mouth is provided respectively, and a water supply port and a drain port are provided on the peripheral wall of both upper casings, respectively.
Each horizontal partition plate is provided with a number of concentric slits inclined toward the outer peripheral surface for allowing gas introduced from the lower portion to pass therethrough as an oblique flow, and the upper casing and the lower casing are vertically arranged substantially at the center of each horizontal partition plate. A vertical hollow blocking plate is installed between the outer peripheral surface of this inner cylinder and the inner peripheral surface of both upper casings, and both the water supply port and both drain ports are blocked. A wet exhaust gas treatment device, which is located on both sides of a plate. 3. The wet exhaust gas treatment apparatus according to claim 1, wherein a radial vertical partition plate is provided between an outer peripheral surface of the inner cylinder and an inner peripheral surface of the upper casing, and the vertical partition plate has an upper end. The edge extends above the drain port, the lower edge is located above the horizontal partition, the vertical edge is located below the outlet, and the lower edge is located on the horizontal edge. And vertical partition plates are alternately arranged at a predetermined angle. 4. The wet exhaust gas treatment apparatus according to claim 1, wherein the inner cylinder is formed of a transparent material, and an ultraviolet lamp is provided in the inner cylinder. 5. The wet exhaust gas treatment device according to claim 4, wherein the upper and lower casings are formed of a transparent material, and upper and lower surfaces and slit surfaces of a horizontal partition plate, an inner peripheral surface of the upper and lower casings and an outer peripheral surface of the inner cylinder. A photocatalytic substance film made of titanium oxide. 6. The wet exhaust gas treatment apparatus according to claim 5, wherein an ultraviolet lamp is provided outside the upper and lower casings. 7. The wet exhaust gas treatment apparatus according to claim 1, wherein a heat exchange chamber is provided in an upper part of the upper casing, an upper part of the inner cylinder is located in the heat exchange chamber, and a lower part is in the lower part. It is located inside the lower casing, a heat pipe is installed inside the inner cylinder, and radiating fins protrude from the upper outer periphery of the inner cylinder. 8. The wet exhaust gas treatment apparatus according to claim 7, wherein a photocatalytic substance film made of titanium oxide is provided on the upper and lower surfaces of the horizontal partition plate, the inner peripheral surfaces of the upper and lower casings, and the outer peripheral surface of the inner cylinder. It is characterized by. 9. The wet exhaust gas treatment apparatus according to claim 7, wherein the air supply pipe connected to the air supply port and the exhaust pipe connected to the exhaust port are connected by a ring air pipe. Features. 10. The wet exhaust gas treatment apparatus according to claim 9, wherein an eliminator and an exhaust fan are provided in the exhaust pipe. 11. A cubic casing is provided with one horizontal partitioning plate disposed inside, and partitioned into an upper casing and a lower casing. An air supply port is provided in the lower casing, and an exhaust port is provided in the upper casing. A wet exhaust gas treatment device, wherein a horizontal partition plate is provided with a number of parallel slits through which gas introduced from an air supply port is passed as an oblique flow, and a water supply port and a drain port are provided on an upper casing wall. . 12. The wet exhaust gas treatment device according to claim 10, wherein a plurality of parallel vertical partitioning plates are provided inside the upper casing, and the vertical partitioning plate has an upper edge extending above a drain port and a lower end. A vertical partition plate whose edge is located higher than the horizontal partition plate, and a vertical partition plate whose upper edge is located below the drain port and whose lower edge is located on the horizontal partition plate are alternately arranged. It is characterized by being. 13. The wet exhaust gas treatment apparatus according to claim 12, wherein a photocatalytic substance film made of titanium oxide is provided on upper and lower surfaces and a slit surface of the horizontal partition plate, an inner peripheral surface of the upper and lower casings, and a bottom surface of the lower casing. An ultraviolet lamp is provided outside the upper and lower casings. 14. The wet exhaust gas treatment apparatus according to claim 12, wherein an air supply pipe connected to the air supply port and an exhaust pipe connected to the exhaust port are connected by a ring air pipe. And 15. The wet exhaust gas treatment apparatus according to claim 14, wherein an eliminator and an exhaust fan are provided in the exhaust pipe. 16. The wet exhaust gas treatment apparatus according to claim 15, wherein a harmful substance removing means is provided in an exhaust pipe intermediate the eliminator and the exhaust fan. 17. The wet exhaust gas treatment apparatus according to claim 16, wherein the harmful substance removing means is configured by alternately disposing photocatalyst filters and ultraviolet lamps. 18. The wet exhaust gas treatment apparatus according to claim 16, wherein the harmful substance removing means comprises a photocatalyst filter. 19. The wet exhaust gas treatment apparatus according to claim 18, wherein a second water supply pipe connected to the water supply pipe is provided, and the second water supply pipe is provided with a constant temperature means. 20. The wet exhaust gas treatment apparatus according to claim 11, wherein a heat pipe is disposed on a back surface, and a heat exchange chamber in which a heat exchanger is disposed inside an upper casing is provided. Is characterized in that its upper part is located in the heat exchange chamber, its lower part is located inside the lower casing, and radiating fins are projected from the upper part of the heat pipe. 21. The wet exhaust gas treatment apparatus according to claim 20, wherein the upper and lower surfaces and slit surfaces of the horizontal partition plate, the inner peripheral surfaces of the upper and lower casings, and the inner surfaces of the top and bottom plates of the upper and lower casings are made of a photocatalyst made of titanium oxide. A material film is provided, and an ultraviolet lamp is provided on the surface of the upper and lower casings. 22. A wet-type exhaust gas treatment apparatus, wherein one horizontal partition plate is disposed inside a casing to partition the casing into an upper casing and a lower casing. Exhaust ports are provided respectively, a number of parallel slits are provided in the horizontal partition plate to allow the gas introduced from the supply port to pass as an oblique flow, and two cubic-shaped ones are provided with a water supply port and a drain port in the upper casing wall. Are arranged back to back, the outlet of the exhaust pipe from one casing is connected to the air supply port of the other casing, the eliminator is provided in the exhaust pipe connected to the exhaust port of the other casing, and the eliminator is connected to the condenser And is connected to the lower casing. 23. The wet exhaust gas treatment apparatus according to claim 22, wherein heat pipes are respectively installed on surfaces of adjacent plates of the casing, and radiating fins are protruded from the heat pipe plate located in the upper casing. The heat exchanger is provided in the upper casing. 24. The wet exhaust gas treatment apparatus according to claim 23, wherein a heat medium pipe of the heat exchanger extends outside the upper casing, and an air conditioner and a heat medium supply unit are provided on the heat medium pipe. And 25. A wet exhaust gas treatment apparatus, wherein one horizontal partition plate is disposed inside a casing to partition the casing into an upper casing and a lower casing, and an air supply port is provided in the lower casing, and a supply port is provided in the upper casing. Exhaust ports are provided respectively, a number of parallel slits are provided in the horizontal partition plate to allow the gas introduced from the supply port to pass as an oblique flow, and two cubic-shaped ones are provided with a water supply port and a drain port in the upper casing wall. Are disposed adjacent to each other back to back, and the upper and lower surfaces and slit surfaces of the horizontal partition plate, the inner peripheral surfaces of the upper and lower casings and the inner surfaces of the top plate and the bottom plate of the lower casing are provided with a photocatalytic substance film made of titanium oxide, and An ultraviolet lamp is provided on the surface.