CN209848626U

CN209848626U - Electrophoresis waste gas treatment equipment

Info

Publication number: CN209848626U
Application number: CN201821985208.3U
Authority: CN
Inventors: 彭设; 王文亮
Original assignee: Shenzhen Oudar Environmental Protection Technology Co Ltd
Current assignee: Shenzhen Oudar Environmental Protection Technology Co Ltd
Priority date: 2018-11-29
Filing date: 2018-11-29
Publication date: 2019-12-27
Anticipated expiration: 2028-11-29

Abstract

The utility model discloses an electrophoresis waste gas treatment device, the countercurrent spray tower comprises a tower body and a tower body support frame fixed at the bottom of the tower body, at least two layers of packing layers are arranged in the tower body, a spray pipe is arranged above each packing layer, the packing layers comprise packing support plates, packing and packing press plates, the packing is placed on the packing support plates, and the packing press plates are arranged above the packing to prevent the packing from being blown by ascending air flow; the packing is placed in a packing tray, the packing tray is positioned between the packing supporting plate and the packing pressing plate, an inclined flow plate is arranged at the edge of the packing pressing plate, the length of the inclined flow plate is greater than or equal to the distance from the packing tray to the inner wall of the tower body, and the height between the inclined flow plate and the horizontal direction is less than the length of the inclined flow plate from the side close to the packing pressing plate to the side far away from the packing pressing plate; the utility model provides an electrophoresis waste gas treatment equipment both can reduce the emergence of wall flow phenomenon, can improve the purifying effect of waste gas again.

Description

Electrophoresis waste gas treatment equipment

Technical Field

The utility model relates to mechanical technical field especially involves an electrophoresis waste gas treatment equipment.

Background

The toxic and harmful gases generated by electrophoresis operation mainly comprise acid gas emitted by each tank in the electrophoresis pretreatment, thermal decomposition products and organic solvent steam generated in the drying process, and the traditional electrophoresis waste gas treatment is still in a place to be improved, wherein most of the toxic and harmful gases are high in equipment cost and not ideal in purification effect, and are not suitable for large-scale popularization.

Accordingly, the prior art suffers from drawbacks and deficiencies that require improvement.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an electrophoresis exhaust gas treatment equipment not only can reduce the emergence of wall flow phenomenon, can improve the purifying effect of waste gas again.

The technical scheme of the utility model as follows:

an electrophoresis waste gas treatment device comprises a countercurrent spray tower, an ultraviolet photolysis device and a centrifugal fan, wherein the countercurrent spray tower comprises a tower body and a tower body support frame fixed at the bottom of the tower body, at least two layers of packing layers are arranged in the tower body, a spray pipe is arranged above each packing layer, each packing layer comprises a packing support plate, a packing and a packing press plate, the packing is placed on the packing support plate, and the packing press plate is arranged above the packing to prevent the packing from being blown by ascending air flow; the packing is placed in a packing tray, the packing tray is positioned between the packing supporting plate and the packing pressing plate, an inclined flow plate is arranged at the edge of the packing pressing plate, the length of the inclined flow plate is greater than or equal to the distance from the packing tray to the inner wall of the tower body, and the height between the inclined flow plate and the horizontal direction is less than the length of the inclined flow plate from the side close to the packing pressing plate to the side far away from the packing pressing plate;

the ultraviolet photolysis equipment comprises a main cabinet body, a photolysis control cabinet and cabinet body support legs, wherein a plurality of cabinet body support legs are fixedly arranged at the bottom of the main cabinet body, the photolysis control cabinet is arranged on the front side surface of the main cabinet body, an overhaul cabinet door is arranged on the back side surface of the main cabinet body, one side of the photolysis control cabinet is hinged with the main cabinet body, an ultraviolet lamp fixing support is fixedly arranged on the inner wall of the main cabinet body, and a plurality of ultraviolet lamp tubes are uniformly fixed on the ultraviolet lamp fixing support from top to bottom; a magnetic induction generator and a high-voltage power supply are arranged in the photolysis control cabinet, and the magnetic induction generator is electrically connected with the high-voltage power supply; the utility model discloses a cabinet, including the main cabinet body, both ends are connected with air intake, air outlet respectively about the main cabinet body, the air intake the air outlet with the junction of the main cabinet body all is equipped with the wind equalizing device, the wind equalizing device includes the wind equalizing mount and sets up a plurality of flow distribution plate on the wind equalizing mount, the wind equalizing mount with main cabinet body inner wall fixed connection, the vertical setting of flow distribution plate is in evenly install on the wind equalizing mount.

Further, a plurality of spray nozzles are installed below the spray pipe, the spray pipe is connected with a water outlet of the circulating pump through a pipeline, a water containing bin is arranged at the bottom of the tower body, a circulating discharge port is arranged on one side of the bottom of the water containing bin and connected with a water inlet of the circulating pump, a water supplementing bin is arranged at the bottom of the right side of the tower body and communicated with the water containing bin, and the water supplementing bin is also connected with a circulating water tank; and a PH sensor for measuring the PH value in the circulating water tank is arranged in the circulating water tank.

Further, the air inlet of adverse current spray tower passes through intake-tube connection workshop waste gas collection device, the one end of blast pipe is connected to the gas outlet of adverse current spray tower, the other end of blast pipe passes through the connecting piece and is connected with centrifugal fan's air inlet, centrifugal fan's gas outlet passes through the air inlet that the outlet duct is connected ultraviolet photolysis device, the gas outlet tower is connected to ultraviolet photolysis device's gas outlet, the discharge port top at the gas outlet tower top is equipped with rain-proof cap, gas outlet tower middle part discharge port below is equipped with the sample connection, testing platform is connected to the sample connection.

Further, the upper part in the tower body is also provided with a gas-water separation layer, the gas-water separation layer comprises a gas-water separator, and the gas-water separator is fixed above the packing layer.

Furthermore, a wall flow prevention ring is arranged above the packing layer and comprises a disc, a guide plate inclining upwards is arranged at the edge of the disc, a round vent is arranged in the center of the disc, a round pipe-shaped water baffle is arranged above the vent, the lower part of the water baffle is connected with the edge of the vent and is sealed, a plurality of bulges are arranged on the disc and are composed of two inclined plates, the upper parts of the two inclined plates are connected, the lower parts of the inclined plates are connected with the side edges of a drip groove, the two ends of the drip groove are respectively connected with the guide plate and the water baffle, a plurality of regularly or irregularly arranged round holes are arranged on the drip groove, the diameter of the round hole close to one end of the guide plate is larger than or equal to the diameter of the round hole close to the water baffle, so that the liquid on the inner wall of the tower body can be uniformly dripped into the packing layer below from the round hole of, the gas combines from the vent upwards with the liquid flowing into the packing layer above, thereby absorbing impurities in the gas.

Furthermore, a plurality of diversion trenches are arranged on the diversion plate, and the bottoms of the diversion trenches are connected with one end, close to the diversion plate, of the drip grooves.

Furthermore, a dosing barrel for storing an acid solution or an alkali solution and an automatic dosing pump for controlling the dosing dosage are further arranged above the circulating water tank, an outlet of the dosing barrel is connected with an inlet of the automatic dosing pump, an outlet of the automatic dosing pump is connected with a dosing port of the circulating water tank, the acid and alkali solution stored in the dosing barrel enters the circulating water tank from an outlet of the dosing barrel under the pushing of the automatic dosing pump.

Further, the bottom of the water containing bin and the bottom of the circulating water tank are provided with wastewater discharge ports for discharging wastewater, the wastewater discharge ports are provided with switch valves, and after the switch valves are opened, wastewater flows into a wastewater station regulating reservoir through the wastewater discharge ports.

Further, the connecting piece is an elastic joint or canvas.

Has the advantages that: compared with the prior art, the utility model discloses in the use, prevent wall flow circle and oblique flow board through increasing at the packing layer, can effectively reduce the emergence of wall flow phenomenon, make liquid distribute evenly in the packing layer, improve gaseous and liquid mass transfer efficiency, impurity in the filtering gas improves the purification ability of spraying tower against the current.

Drawings

For a clearer explanation of the embodiments or technical solutions in the prior art, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a flow chart of the electrophoresis waste gas treatment process of the present invention.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described in more detail with reference to the accompanying drawings and specific embodiments. Preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

As shown in fig. 1, an electrophoresis waste gas treatment device comprises a counter-flow spray tower, an ultraviolet photolysis device and a centrifugal fan, wherein the counter-flow spray tower comprises a tower body and a tower body support frame fixed at the bottom of the tower body, at least two layers of packing layers are arranged in the tower body, a spray pipe is arranged above each packing layer, each packing layer comprises a packing support plate, a packing and a packing press plate, the packing is placed on the packing support plate, and the packing press plate is arranged above the packing to prevent the packing from being blown by ascending air flow; the packing is placed in a packing tray, the packing tray is positioned between the packing supporting plate and the packing pressing plate, an inclined flow plate is arranged at the edge of the packing pressing plate, the length of the inclined flow plate is greater than or equal to the distance from the packing tray to the inner wall of the tower body, and the height between the inclined flow plate and the horizontal direction is less than the length of the inclined flow plate from the side close to the packing pressing plate to the side far away from the packing pressing plate;

the ultraviolet photolysis equipment comprises a main cabinet body, a photolysis control cabinet and cabinet body support legs, wherein a plurality of cabinet body support legs are fixedly arranged at the bottom of the main cabinet body, the photolysis control cabinet is arranged on the front side surface of the main cabinet body, an overhaul cabinet door is arranged on the back side surface of the main cabinet body, one side of the photolysis control cabinet is hinged with the main cabinet body, an ultraviolet lamp fixing support is fixedly arranged on the inner wall of the main cabinet body, a plurality of ultraviolet lamp tubes are uniformly fixed on the ultraviolet lamp fixing support from top to bottom, and the ultraviolet lamp tubes adopt magnetic induction UV (ultraviolet) light tubes; a magnetic induction generator and a high-voltage power supply are arranged in the photolysis control cabinet, the magnetic induction generator is electrically connected with the high-voltage power supply, and the high-voltage power supply is used for supplying power to the magnetic induction generator and the ultraviolet lamp tube; the left end and the right end of the main cabinet body are respectively connected with the air inlet and the air outlet, air equalizing devices are arranged at the joints of the air inlet and the air outlet and the main cabinet body, each air equalizing device comprises an air equalizing fixing frame and a plurality of splitter plates arranged on the air equalizing fixing frame, the air equalizing fixing frames are fixedly connected with the inner wall of the main cabinet body, the splitter plates are vertically arranged and uniformly installed on the air equalizing fixing frames, in such a way, waste gas is uniformly sent into an ultraviolet lamp tube irradiation area, and high-energy UV light beams and ozone are used for carrying out decomposition and oxidation reaction on malodorous gas;

further, a plurality of spray nozzles are installed below the spray pipe, the spray pipe is connected with a water outlet of the circulating pump through a pipeline, a water containing bin is arranged at the bottom of the tower body, a circulating discharge port is arranged on one side of the bottom of the water containing bin and connected with a water inlet of the circulating pump, a water supplementing bin is arranged at the bottom of the right side of the tower body and communicated with the water containing bin, and the water supplementing bin is also connected with a circulating water tank; a PH sensor used for measuring the PH value in the circulating water tank is arranged in the circulating water tank, and the PH sensor can adopt a T255/T335PH sensor;

Further, the upper part in the tower body is also provided with a gas-water separation layer, the gas-water separation layer comprises a gas-water separator, and the gas-water separator is fixed above the packing layer; the gas-water separator adopts a folded plate type gas-water separator or a composite gas-water separator.

Further, the connecting piece is an elastic joint or canvas.

In this embodiment, the tower body of the counter-current spray tower is formed by connecting a plurality of cylinders, and the tower body can be made of carbon steel (or corrosion-resistant materials), plastics, stainless steel and glass according to the properties of the materials to be treated. The tower body is refilled with filler with a certain height, a filler supporting plate is arranged below the filler, a filler pressing net is arranged above the filler, industrial waste gas enters the tower body from a gas inlet at the bottom of the tower, passes through the filler layer from bottom to top (provides a large specific surface area), if acid-base waste gas exists, when a P sensor determines that the PH of a circulating water tank is less than or equal to 8, a dosing barrel automatically supplies a certain amount of alkali liquor to the circulating water tank, the circulating water is highly dispersed by a circulating pump under the combined action of a plurality of nozzle atomized solutions and the filler layer above the filler, complete and effective contact with the waste gas is ensured, a neutralization and dissolution reaction occurs, a large amount of waste gas is removed by spraying water mist, finally, the water mist is separated by a folded plate type moisture separator, and the gas; the UV photolysis device generates high magnetism and high pressure ionization adsorption through a high voltage power supply, emits high magnetism to the inside of the device through a high magnetism generator to enable a UV light lamp to generate ultraviolet rays and ozone to decompose malodorous gas, changes the molecular chain structure of the malodorous gas, enables organic or inorganic polymer malodorous compound molecular chains to be degraded and converted into low molecular compounds such as CO2 and H2O under the irradiation of high energy ultraviolet light beams, utilizes super strong high magnetic convection to carry out rapid cracking and splitting on organic waste gas or inorganic waste gas, then utilizes high energy high ozone UV light to decompose oxygen molecules in air at a high speed to generate free oxygen, namely active oxygen, the free oxygen needs to be combined with oxygen molecules due to unbalance of positive and negative electrons carried by the free oxygen to further generate ozone, and finally generates enough oxygen ions to oxidize the waste gas through an ozone generator to achieve the effect of enabling the waste gas to generate carbon dioxide and water, as is well known that the ozone has an oxidizing effect on, the device has an instant removing effect on malodorous gas and other pungent odor, uses high-energy UV light beams and ozone to carry out a synergistic decomposition oxidation reaction on the malodorous gas, so that malodorous gas substances are degraded and converted into low molecular compounds, water and carbon dioxide, and then is discharged out of a room through an exhaust pipeline; the right side of the air equalizing device at the air inlet can be additionally provided with a high-energy negative ion generator to release a large amount of negative ions to be combined with various inhalable particles, such as micro dust, smoke dust, scurf, solid sulfide and solid carbide which can be settled in the waste gas, so that the purification effect is further improved, the plasma generator can adopt a Benmax ion generator or a plasma generator with an applicable specification according to the requirements of customers, in addition, the filter cotton can be catalyzed and oxidized by utilizing a special TiO2 titanium dioxide photocatalyst to generate a photocatalytic reaction under the irradiation of UV ultraviolet light, so that the energy fusion of the ultraviolet light waves is greatly improved and enhanced, more active oxygen and ozone are generated by catalysis while the waste gas and odor molecules are more efficiently cracked, and the waste gas and odor are more thoroughly catalyzed and oxidized and decomposed to be degraded and converted into low-molecular compounds, Water molecules and carbon dioxide, thereby achieving the purposes of deodorization and bacteria killing; and then the gas is discharged from the gas outlet tower through an exhaust pipeline, and the middle part of the gas outlet tower is provided with a sampling port and a detection platform for detecting the index of pollutants contained in the discharged gas.

Compared with the prior art, the utility model has the advantages that in the using process, the wall flow prevention ring and the oblique flow plate are additionally arranged on the packing layer, so that the wall flow phenomenon can be effectively reduced, the liquid is uniformly distributed in the packing layer, the mass transfer efficiency of the gas and the liquid is improved, the impurities in the gas are filtered, and the purifying capacity of the countercurrent spray tower is improved; the waste gas uniformly passes through the ultraviolet tube by arranging the air equalizing device, so that the oxidation reaction is carried out; the plasma generator is arranged on the right side of the air-equalizing device, so that a large number of negative ions are released to be combined with various inhalable particles, such as micro-dust, smoke dust, scurf, solid sulfide and solid carbide, which can be settled in the waste gas, and the purification effect is further improved.

It should be noted that the above technical features are continuously combined with each other to form various embodiments which are not listed above, and all the embodiments are regarded as the scope of the present invention described in the specification; moreover, modifications and variations will occur to those skilled in the art in light of the foregoing description, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the invention as defined by the appended claims.

Claims

1. An electrophoresis waste gas treatment device comprises a counter-flow spray tower, an ultraviolet photolysis device and a centrifugal fan, and is characterized in that the counter-flow spray tower comprises a tower body and a tower body support frame fixed at the bottom of the tower body, at least two layers of packing layers are arranged in the tower body, a spray pipe is arranged above each packing layer, each packing layer comprises a packing support plate, a packing and a packing pressing plate, the packing is placed on the packing support plate, and the packing pressing plate is arranged above the packing to prevent the packing from being blown by ascending air flow; the packing is placed in a packing tray, the packing tray is positioned between the packing supporting plate and the packing pressing plate, an inclined flow plate is arranged at the edge of the packing pressing plate, the length of the inclined flow plate is greater than or equal to the distance from the packing tray to the inner wall of the tower body, and the height between the inclined flow plate and the horizontal direction is less than the length of the inclined flow plate from the side close to the packing pressing plate to the side far away from the packing pressing plate;

2. The electrophoresis waste gas treatment equipment as claimed in claim 1, wherein: a plurality of spray nozzles are arranged below the spray pipe, the spray pipe is connected with a water outlet of a circulating pump through a pipeline, a water containing bin is arranged at the bottom of the tower body, a circulating discharge port is arranged on one side of the bottom of the water containing bin and connected with a water inlet of the circulating pump, a water supplementing bin is arranged at the bottom of the right side of the tower body and communicated with the water containing bin, and the water supplementing bin is also connected with a circulating water tank; and a PH sensor for measuring the PH value in the circulating water tank is arranged in the circulating water tank.

3. The electrophoresis waste gas treatment equipment as claimed in claim 1, wherein: the air inlet of adverse current spray column passes through intake-tube connection workshop waste gas collection device, the one end of blast pipe is connected to the gas outlet of adverse current spray column, the other end of blast pipe passes through the connecting piece and is connected with centrifugal fan's air inlet, centrifugal fan's gas outlet passes through the air inlet that the outlet duct is connected ultraviolet photolysis device, the gas outlet tower is connected to ultraviolet photolysis device's gas outlet, the discharge port top at the gas outlet tower top is equipped with rain-proof cap, gas outlet tower middle part discharge port below is equipped with the sample connection, testing platform is connected to the sample connection.

4. The electrophoresis waste gas treatment equipment as claimed in claim 1, wherein: the upper part in the tower body is also provided with a gas-water separation layer, the gas-water separation layer comprises a gas-water separator, and the gas-water separator is fixed above the packing layer.

5. The electrophoresis waste gas treatment equipment as claimed in claim 1, wherein: the wall flow prevention ring is arranged above the packing layer and comprises a disc, the edge of the disc is provided with an upward inclined guide plate, the center of the disc is provided with a circular vent, a circular tube-shaped water baffle is arranged above the vent, the lower part of the water baffle is connected with the edge of the vent and is sealed, the disc is provided with a plurality of bulges, the bulges are composed of two inclined plates, the upper parts of the two inclined plates are connected, the lower parts of the inclined plates are connected with the side edge of a water dripping tank, the two ends of the water dripping tank are respectively connected with the guide plate and the water baffle, the water dripping tank is provided with a plurality of regularly or irregularly arranged round holes, the diameter of the round hole close to one end of the guide plate is larger than or equal to the diameter of the round hole close to the water baffle, so that the liquid on the inner wall of the tower body can be uniformly dripped into the packing layer, the gas combines from the vent upwards with the liquid flowing into the packing layer above, thereby absorbing impurities in the gas.

6. The electrophoresis waste gas treatment device according to claim 5, wherein: the guide plate is provided with a plurality of guide grooves, and the bottoms of the guide grooves are connected with one ends of the drip grooves, which are close to the guide plate.

7. The electrophoresis waste gas treatment equipment as claimed in claim 2, wherein: and a dosing barrel for storing an acid solution or an alkali solution and an automatic dosing pump for controlling the dosing dosage are further arranged above the circulating water tank, the outlet of the dosing barrel is connected with the inlet of the automatic dosing pump, the outlet of the automatic dosing pump is connected with the dosing port of the circulating water tank, the acid-alkali solution stored in the dosing barrel enters the circulating water tank from the outlet of the dosing barrel under the pushing of the automatic dosing pump.

8. The electrophoresis waste gas treatment equipment as claimed in claim 2, wherein: the waste water station adjusting tank is characterized in that waste water discharge ports for discharging waste water are arranged at the bottom of the water containing bin and the bottom of the circulating water tank, each waste water discharge port is provided with a switch valve, and after the switch valves are opened, waste water flows into the waste water station adjusting tank through the waste water discharge ports.

9. The electrophoresis waste gas treatment device according to claim 3, wherein: the connecting piece is an elastic joint or canvas.