CN218890359U

CN218890359U - Exhaust gas desulfurization and deodorization device based on exhaust gas treatment

Info

Publication number: CN218890359U
Application number: CN202223322985.9U
Authority: CN
Inventors: 马晨晨; 刘峰; 张鹏超; 朱志炜; 李锋涛; 冯怀锋
Original assignee: Henan Zhonghe Environmental Protection Technology Co ltd
Current assignee: Henan Zhonghe Environmental Protection Technology Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-04-21
Anticipated expiration: 2032-12-12

Abstract

The utility model relates to the technical field of waste desulfurization, in particular to an exhaust gas desulfurization and deodorization device based on exhaust gas treatment, which comprises a spray tower and is characterized in that: the bottom of spray column is run through and is linked with the siphunculus, the bottom of siphunculus is run through and is linked with the stock solution storehouse, establish the transfer line in the stock solution storehouse, the other end of transfer line extends to the inside of spray column and is linked with the water delivery frame, the shower nozzle is established to the bottom of water delivery frame, the bottom of spray column is linked with the gas-supply pipe, the one end of gas-supply pipe extends to in the spray column and is linked with flue gas dispersion mechanism, the filter screen is established to the spray column in the top of water delivery frame, the rack is established to the top of filter screen, the inside of placing the rack is filled with the active carbon, the top of spray column is run through and is linked with the back flow, the other end of back flow is run through and is linked with the temporary storage box, the temporary storage box is run through with the gas-supply pipe air inlet end and is connected. The utility model can carry out multiple desulfurization on waste gas while carrying out multiple uses on the desulfurization spray liquid, improves the desulfurization effect and greatly reduces the waste of dust removal and sulfur removal liquid.

Description

Exhaust gas desulfurization and deodorization device based on exhaust gas treatment

Technical Field

The utility model relates to the technical field of waste desulfurization, in particular to an exhaust gas desulfurization and deodorization device based on exhaust gas treatment.

Background

In the use process of the existing desulfurizing tower, because the desulfurizing process needs, dust-settling and sulfur-removing liquid is required to be sprayed on the flue gas, but the liquid is easy to spray excessively in the reaction process of the flue gas, so that the waste of the sulfur-removing and dust-removing liquid is caused, the discharge amount of the waste liquid is large, and certain pollution to the environment is easy to cause. The utility model provides an exhaust gas desulfurization deodorizing device for CN201921775354.8, includes the desulfurizing tower body, the vertical flue gas dispersion mechanism that is provided with in middle part of desulfurizing tower body, flue gas dispersion mechanism's left side wall lower extreme runs through and is provided with communicating pipe, desulfurizing tower body's left side wall lower extreme is provided with the air pump, communicating pipe's outer end and the lower extreme intercommunication of air pump each other, the upper end intercommunication of air pump is provided with the flue gas income pipe, and through operation second water pump with the inner chamber that liquid was sent back retaining mechanism through the suction tube extraction carries out cyclic utilization, when liquid reaches certain turbidity, rethread control electric control valve is opened, discharges the waste liquid, and the back flue gas carries out secondary dust removal through the filter plate and filters, discharges from the flue gas export at last, greatly reduced the waste of dust removal sulfur removal liquid, also can reduce the discharge of waste liquid, reduce the pollution to the environment, be favorable to promoting.

However, the sulfur in the gas is purified once, secondary desulfurization is not carried out, the spraying mode itself can present the risk of outflow without purification, the primary purification is difficult to completely desulfurize, and the direct discharge still causes pollution if the primary purification is not completely removed.

Disclosure of Invention

The utility model provides an exhaust gas desulfurization and deodorization device based on exhaust gas treatment.

The technical scheme adopted by the utility model is as follows: waste gas desulfurization deodorizing device based on exhaust-gas treatment, including the spray column, its characterized in that: the bottom of spray column is link up and is connected with the siphunculus, the bottom of siphunculus is link up and is connected with the stock solution storehouse, be connected with a plurality of bracing pieces between the top of stock solution storehouse and the spray column, be equipped with the transfer line in the stock solution storehouse, be equipped with the drawing liquid pump on the transfer line, the other end of transfer line extends to the inside of spray column and is connected with the water delivery frame, the bottom of water delivery frame is equipped with the shower nozzle, the bottom of spray column is connected with the gas-supply pipe, the one end of gas-supply pipe extends to in the spray column and is connected with flue gas dispersion mechanism, the spray column is equipped with the filter screen in the top of water delivery frame, the top of filter screen is equipped with places the rack, the inside packing of placing the rack has the active carbon, the top of spray column is link up and is connected with the back flow, the other end of back flow is link up and is connected with the temporary storage box, the temporary storage box link up with the gas-supply pipe inlet end, be equipped with the sucking pump on the gas-supply pipe.

Preferably, the flue gas dispersing mechanism comprises a connecting cylinder which is communicated with one end of the gas pipe and is axially and vertically connected with the connecting cylinder, a connector which coaxially rotates in the connecting cylinder is arranged in a penetrating manner in the connecting cylinder, the connector is of a hollow structure, a plurality of through holes are formed in the side wall of the connector in a penetrating manner, and the top of the connector is integrally and penetratingly connected with the flue gas dispersing pipe.

Preferably, the outer side wall of the flue gas dispersing pipe is communicated with a plurality of branch pipes, and a downward-inclined guide plate is arranged on the inner side wall of the spray tower at a position corresponding to the air outlets of the branch pipes.

Preferably, the bottom of gas-supply pipe is equipped with fixed case, the inside of fixed case is equipped with the motor, the coaxial and fixed connection of bottom of output shaft one end and the connector of motor.

Preferably, a plurality of support rods are arranged between the bottom of the fixed box and the inner wall of the bottom of the spray tower.

Preferably, the temporary storage box is provided with an air inlet for waste gas to be treated.

The utility model has the beneficial effects that:

the utility model has simple integral structure. Exhaust gas desulfurization deodorizing device based on exhaust treatment also can carry out multiple desulfurization to waste gas when carrying out repetitious usage to desulfurization spray liquid, has improved desulfurization effect, has also greatly reduced the waste of dust removal desulfurization liquid, also can reduce the discharge of waste liquid, reduces the pollution to the environment.

Drawings

Fig. 1 is a schematic diagram showing the overall structure of an exhaust gas desulfurization and deodorization apparatus based on exhaust gas treatment according to the present utility model.

Fig. 2 is a schematic diagram of a portion a in fig. 1 of an exhaust gas desulfurization and deodorization apparatus based on exhaust gas treatment according to the present utility model.

(1, a temporary storage box, 1.1, an air inlet, 1.2, an air pipe, 1.21, a connecting cylinder, 1.3, a return pipe, 2, a spray tower, 3, a liquid storage bin, 3.1, a liquid delivery pipe, 3.2, a water delivery frame, 3.3, a spray head, 4, a through pipe, 5, a flue gas dispersing pipe, 5.1, a branch pipe, 5.2, a connector, 5.21, a through hole, 5.3, a motor, 6, a fixed box, 6.1, a support rod, 7, a filter screen, 8, a placement net rack, 8.1 and active carbon).

Detailed Description

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "configured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The utility model is further described below with reference to the accompanying drawings.

In order to solve the problems that in the prior art, the exhaust gas desulfurization device only has one time to sulfur purification in gas, no secondary desulfurization exists, the spraying mode itself can present the risk of outflow without purification, the primary purification is difficult to completely desulfurize, and if the primary purification is not completely removed, the direct emission still causes pollution, please refer to fig. 1, the exhaust gas desulfurization and deodorization device based on the exhaust gas treatment of the utility model comprises a spray tower 2, and is characterized in that: the bottom through connection of spray column 2 has siphunculus 4, and the bottom through connection of siphunculus 4 has stock solution storehouse 3, is equipped with the leakage fluid dram on the stock solution storehouse 3 and annotates the liquid mouth, when needing to change the spraying liquid, can carry out the change of spraying liquid. Be connected with a plurality of bracing pieces between the top of stock solution storehouse 3 and the spray column 2, be favorable to supporting spray column 2, be equipped with transfer line 3.1 in the stock solution storehouse 3, be equipped with the drawing liquid pump on the transfer line 3.1, the other end of transfer line 3.1 extends to the inside of spray column 2 and is connected with water delivery frame 3.2, the bottom of water delivery frame 3.2 is equipped with shower nozzle 3.3, the bottom of spray column 2 is connected with gas-supply pipe 1.2, the one end of gas-supply pipe 1.2 extends to in the spray column 2 and is connected with flue gas dispersion mechanism, flue gas dispersion mechanism includes link up and the axial perpendicular connecting cylinder 1.21 with the one end of gas-supply pipe 1.2, coaxial rotatory connector 5.2 in connecting cylinder 1.21 is worn to be equipped with in the inside of connecting cylinder 1.21, the connector 5.2 is hollow structure and link up on the lateral wall of connector 5.2 and offered a plurality of through-holes 5.21, the top of connector 5.2 is integrative and through connection has flue gas dispersion pipe 5. The bottom of gas-supply pipe 1.2 is equipped with fixed case 6, and the inside of fixed case 6 is equipped with motor 5.3, and the coaxial and fixed connection of bottom of connector 5.2 of output shaft one end and the connector 5.3 of motor 5.3. A plurality of supporting rods 6.1 are arranged between the bottom of the fixed box 6 and the inner wall of the bottom of the spray tower 2. The spray column 2 is equipped with filter screen 7 in the top of water delivery frame 3.2, filter screen 7 in this embodiment is used for filtering impurity, play physical filtration's effect, for example, can set filter screen 7 to absorptive filter cotton for filtering moisture, the top of filter screen 7 is equipped with places rack 8, place rack 8's inside is filled with activated carbon 8.1, can adsorb the stink through activated carbon 8.1, play the deodorization effect, the top through connection of spray column 2 has back flow 1.3, back flow 1.3's the other end through connection has temporary storage box 1, temporary storage box 1 and gas-supply pipe 1.2 inlet end through connection, be equipped with the aspiration pump on the gas-supply pipe 1.2. The return pipe 1.3 returns the treated gas to the temporary storage box 1, and the treated gas is sent to the spray tower 2 again in the temporary storage box 1 for desulfurization treatment again, thereby being beneficial to improving the desulfurization effect and leading the desulfurization to be clean. The temporary storage box 1 is provided with an air inlet 1.1 for waste gas to be treated, thereby being convenient for inputting the waste gas.

Working principle: when the spray liquid is used, the spray liquid is injected into the liquid storage bin 3, so that the liquid level of the spray liquid is enabled to be over the through pipe and be positioned below the fixing frame, and the purpose of preventing gas from overflowing through the liquid storage bin is achieved. The liquid pumped out from the liquid storage bin 3 by the liquid pipe 3.1 is sprayed inside the spray tower 2 through the spray pipe, and then the liquid flows into the liquid storage bin 3 again, so that the liquid is favorable for being pumped into the top of the spray tower 2 again by the liquid pipe 3.1 to be sprayed again to contact with waste gas so as to absorb sulfur, the waste of dust and sulfur removing liquid is greatly reduced, the discharge amount of waste liquid can be reduced, and the pollution to the environment is reduced. The gas which is purified and the sulfur is not purified is sent back to the temporary storage box 1 through the return pipe 1.3, and then is sent into the spray tower 2 through the gas pipe 1.2 to be contacted with spray liquid, thus realizing the re-desulfurization treatment. For better purification work, the electromagnetic valve is arranged at the air inlet 1.1 of the temporary storage box 1, when in use, a certain amount of waste gas is input into the temporary storage box 1, then the purification work is carried out until sulfur is purified after multiple times of purification, then the gas is discharged, the spray tower 2 is provided with an exhaust port which can be opened and closed after purification, the arrangement structure of the exhaust port and the electromagnetic valve adopts the prior art, and the technology which can be easily obtained by a skilled person is omitted.

Embodiment two: the embodiment is based on a first design example, a plurality of branch pipes 5.1 are arranged on the outer side wall of the flue gas dispersing pipe 5 in a penetrating way, and a downward-inclined guide plate is arranged on the inner side wall of the spray tower 2 at the position corresponding to the air outlet of the branch pipe 5.1. Better dispersed gas is convenient for through branch pipe 5.1, through the decurrent guide plate of slope, later do benefit to the decurrent water conservancy diversion with gas to can increase the time of gas in spray column 2, be favorable to better with spray liquid contact, improve desulfurization efficiency.

The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims

1. Exhaust gas desulfurization deodorizing device based on exhaust gas treatment, including spray column (2), its characterized in that: the utility model discloses a flue gas storage device, including spray column (2), flue gas dispersing mechanism, filter screen (7), rack (8) are placed to top and the top of spray column (2), bottom through-connection of spray column (2) has siphunculus (4), bottom through-connection of siphunculus (4) has stock solution storehouse (3), be connected with a plurality of bracing pieces between top and the spray column (2) of stock solution storehouse (3), be equipped with transfer line (3.1) in stock solution storehouse (3), be equipped with on transfer line (3.1), the other end of transfer line (3.1) extends to the inside of spray column (2) and is connected with water delivery frame (3.2), the bottom of water delivery frame (3.2) is equipped with shower nozzle (3.3), the bottom of spray column (2) is connected with gas supply pipe (1.2), the one end of gas supply pipe (1.2) extends to in spray column (2) and is connected with flue gas dispersing mechanism, spray column (2) is equipped with filter screen (7) in the top of water delivery frame (3.2), the top of filter screen (7) is equipped with places rack (8), place the inside of carbon (8) is filled with active (1.1), link up on top (1.1).

2. An exhaust gas desulfurization and deodorization device based on exhaust gas treatment according to claim 1, characterized in that: the flue gas dispersing mechanism comprises a connecting cylinder (1.21) which is communicated with one end of a gas pipe (1.2) and is axially and vertically connected with the connecting cylinder (1.21), a connector (5.2) which coaxially rotates in the connecting cylinder (1.21) is arranged in a penetrating mode in the connecting cylinder (1.21), the connector (5.2) is of a hollow structure, a plurality of through holes (5.21) are formed in the side wall of the connector (5.2) in a penetrating mode, and the top of the connector (5.2) is integrally and penetratingly connected with the flue gas dispersing pipe (5).

3. An exhaust gas desulfurization and deodorization device based on exhaust gas treatment according to claim 2, characterized in that: a plurality of branch pipes (5.1) are arranged on the outer side wall of the flue gas dispersing pipe (5) in a penetrating mode, and a downward-inclined guide plate is arranged on the inner side wall of the spray tower (2) at a position corresponding to the air outlet of each branch pipe (5.1).

4. An exhaust gas desulfurization and deodorization device based on exhaust gas treatment according to claim 2, characterized in that: the bottom of gas-supply pipe (1.2) is equipped with fixed case (6), the inside of fixed case (6) is equipped with motor (5.3), the coaxial and fixed connection of bottom of the output shaft one end of motor (5.3) and connector (5.2).

5. An exhaust gas desulfurization and deodorization device based on exhaust gas treatment according to claim 4, characterized in that: a plurality of support rods (6.1) are arranged between the bottom of the fixed box (6) and the inner wall of the bottom of the spray tower (2).

6. An exhaust gas desulfurization and deodorization device based on exhaust gas treatment according to claim 1, characterized in that: the temporary storage box (1) is provided with an air inlet (1.1) for waste gas to be treated.