CN216677548U - Venturi cyclone tower - Google Patents

Venturi cyclone tower Download PDF

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Publication number
CN216677548U
CN216677548U CN202220235789.9U CN202220235789U CN216677548U CN 216677548 U CN216677548 U CN 216677548U CN 202220235789 U CN202220235789 U CN 202220235789U CN 216677548 U CN216677548 U CN 216677548U
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water
venturi
tower
spray
spraying
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CN202220235789.9U
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郑淑材
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Guangdong Kunyu Environmental Protection Technology Co ltd
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Guangdong Kunyu Environmental Protection Technology Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y02A50/2351Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust

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  • Treating Waste Gases (AREA)
  • Separation Of Particles Using Liquids (AREA)

Abstract

A Venturi cyclone tower comprises a tower body, a water collecting tank, a water pump, a Venturi tube and a sprayer, wherein the water collecting tank is arranged at the bottom of the tower body and used for collecting spray water flowing down from the tower body and providing the spray water for the sprayer; the Venturi tube is arranged in the tower body, and changes the flow speed of the waste gas by using the Venturi effect so that more smoke and dust are washed and purified; the spray thrower is arranged in the Venturi tube and is used for spraying in the Venturi tube to form a water curtain covering the cross section of the Venturi tube.

Description

Venturi cyclone tower
Technical Field
The utility model belongs to the technical field of waste gas purification equipment, and particularly relates to a Venturi cyclone tower.
Background
It is known that industrial enterprises, especially thermal power plants, chemical plants, steel plants, pharmaceutical plants and the like often emit a large amount of waste gas in the production process, the waste gas contains various toxic organic compounds, inorganic compounds and dust, more than 70% of the dust is inhalation dust which is extremely harmful to human bodies, the prevention and treatment of diseases of pneumoconiosis and cardiovascular diseases are easily caused, the photosynthesis of the scattered dust on the plants can be influenced, the oxygen content of air is reduced, the global greenhouse effect is caused, the natural ecosystem is harmed, and the living environment of human is threatened. In addition, dust can increase abnormal abrasion of equipment and shorten the service life of the equipment, so that waste gas dust removal becomes an irreparable difficult task.
The cyclone tower is a mode of utilizing gas to pass through spray water in a cyclone state, and after smoke substances in the waste gas are combined and condensed with water to form dust-containing liquid drops with larger diameter and weight, the dust-containing liquid drops are washed with the spray water and fall to the bottom of the cyclone tower, so that the dust removal and purification effect of the waste gas is formed. The current cyclone tower is limited by technology and cost because the flowing state of the waste gas in the cyclone tower depends on the air exhaust power of the air exhaust equipment, the working power of the air exhaust equipment is limited, the purification effect of the corresponding cyclone tower is very limited, and the smoke substances in the waste gas can be thoroughly removed after the waste gas is purified for many times by the cyclone tower.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a Venturi cyclone tower.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
a Venturi cyclone tower comprises a tower body, a water collecting tank, a water pump, a Venturi tube and a sprayer, wherein the water collecting tank is arranged at the bottom of the tower body and used for collecting spray water flowing down from the tower body and providing the spray water for the sprayer; the water pump is arranged in the water collecting tank, the water pump is connected with the sprayer through a water pipe, and the water pump enables water in the water collecting tank to be supplied to the sprayer; the Venturi tube is arranged in the tower body, and changes the flow speed of the waste gas by using the Venturi effect so that more smoke and dust are washed and purified; the sprayer is installed in the venturi tube and is used for spraying in the venturi tube to form a water curtain covering the cross section of the venturi tube.
In the utility model, the venturi tube sequentially comprises a contraction section for gradually increasing the flow speed of the exhaust gas, a straight section for keeping the flow speed of the exhaust gas in the maximum state and a diffusion section for reducing the flow speed of the exhaust gas assembly according to the flow sequence during the washing and purification of the exhaust gas, two ends of the straight section are respectively connected with the smaller end of the contraction section and the smaller end of the diffusion section, and the sprayer is positioned in the straight section.
In the utility model, the sprayer is arranged at the central axis of the straight section, the periphery of the sprayer is provided with a support frame extending outwards to the inner wall of the straight section, and the sprayer is fixedly arranged in the straight section through the support frame.
In the utility model, the sprayer comprises a spraying tank body, a water inlet pipe for supplying spraying water into the spraying tank body and a nozzle for spraying the spraying water to the Venturi tube, wherein the number of the nozzles is multiple, the nozzles are respectively distributed on the periphery of the spraying tank body, and the water inlet pipe is arranged at the top of the spraying tank body.
In the utility model, the nozzles at least comprise a horizontal nozzle for horizontally spraying the spray water and a vertical nozzle for downwards spraying the spray water, the horizontal nozzle is transversely arranged on the side surface of the spray tank body, and the vertical nozzle is vertically arranged at the bottom of the spray tank body.
In the utility model, the support frame is composed of three support pipes, the number of the horizontal nozzles is three, and the three support pipes and the three horizontal nozzles alternately surround the side surface of the spraying tank body.
In the utility model, the bottom of the tower body is provided with a water collecting funnel, and the bottom of the tower body is connected with a water collecting tank through the water collecting funnel.
In the utility model, the top of the tower body is provided with a cyclone device which is used for enabling waste gas entering the tower body to flow in a cyclone state.
In the utility model, the side wall of the tower body is connected with an air inlet pipe for waste gas to enter, and the side wall of the cyclone device is provided with an exhaust port for purified gas to exhaust.
In the utility model, the contraction section and the diffusion section are both in a circular truncated cone-shaped structure with openings at the upper end and the lower end.
The utility model has the beneficial effects that: according to the cyclone tower, the Venturi tube is arranged in the tower body, the sprayer is arranged in the Venturi tube, during purification treatment, waste gas enters the tower body and passes through the Venturi tube, the flow speed of the waste gas is gradually increased under the Venturi effect, when a water curtain is formed in the Venturi tube through the sprayer, spray water is atomized under high-speed airflow, the gas humidity reaches saturation, smoke dust in the waste gas is wetted by the water, and the smoke dust and liquid drops are violently collided and condensed. Waste gas passes through behind the cascade, and the exhaust flow velocity reduces gradually, and pressure risees, and the dust-laden water smoke that forms after smoke and dust and water combine the condensation further accelerates, condenses into the great dust-laden liquid drop of diameter, and then drops to the tower body bottom, flows into the header tank and collects. The cyclone tower of the utility model skillfully utilizes the Venturi effect, so that the airflow change of the waste gas when passing through the Venturi tube can fully combine the smoke dust in the waste gas with the spray water, the purification effect is improved, and the smoke dust substances in the waste gas can be thoroughly removed.
Drawings
FIG. 1 is a schematic view of the overall structure of the Venturi cyclone tower in the embodiment;
FIG. 2 is a schematic view of the installation structure of the venturi tube and the shower in the present embodiment;
fig. 3 is a top view of fig. 2.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
The embodiment is as follows:
as shown in fig. 1 to 3, the embodiment discloses a venturi cyclone tower, which includes a tower body 1, a water collection tank 2, a water pump 3, a venturi tube 4 and a sprayer 5, wherein the water collection tank 2 is arranged at the bottom of the tower body 1 and is used for collecting spray water flowing down from the tower body 1 and providing the spray water for the sprayer 5; the water pump 3 is arranged on the water collecting tank 2, the water pump 3 is connected with the sprayer 5 through a water pipe, and the water pump 3 supplies water in the water collecting tank 2 to the sprayer 5; the Venturi tube 4 is arranged in the tower body 1, and changes the flow speed of the waste gas by utilizing the Venturi effect so that more smoke and dust are washed and purified; the sprayer 5 is arranged in the Venturi tube 4 and is used for spraying in the Venturi tube 4 to form a water curtain covering the cross section of the Venturi tube 4. During purification treatment, waste gas gets into tower body 1, passes through from venturi 4, and under the venturi effect, the exhaust gas velocity of flow crescent, through shower 5 during the cascade of formation in venturi 4, the shower water atomizes under high-speed air current, and gas humidity reaches the saturation, and the smoke and dust in the waste gas is moistened by water, takes place acutely between smoke and dust and the liquid drop and collides and condense. After the waste gas passes through the water curtain, the flow speed of the waste gas is gradually reduced, the pressure is increased, the condensation of dust-containing water mist formed after the combination of the smoke and the water is further accelerated, the dust-containing water mist is condensed into dust-containing liquid drops with larger diameters, and then the dust-containing liquid drops fall to the bottom of the tower body 1 and flow into the water collecting tank 2 to be collected. The cyclone tower of the utility model skillfully utilizes the Venturi effect, so that the airflow change of the waste gas when passing through the Venturi tube 4 can ensure that the smoke dust in the waste gas is fully combined with the spray water, the purification effect is improved, and the smoke dust substances in the waste gas can be thoroughly removed.
In a preferred embodiment, the venturi tube 4 comprises a contraction section 4a for gradually increasing the exhaust gas flow rate, a straight section 4b for maintaining the exhaust gas flow rate in the maximum state, and a diffusion section 4c for decreasing the exhaust gas flow rate, in that order, the two ends of the straight section 4b are connected to the smaller end of the contraction section 4a and the smaller end of the diffusion section 4c, respectively, and the sprayer 5 is located in the straight section 4 b. In this embodiment, the contraction section 4a and the diffusion section 4c are both truncated cone-shaped structures with upper and lower ends open. When waste gas passes through the contraction section 4a, because the section diameter of the contraction section 4a reduces gradually, the flow velocity of the waste gas is increased gradually, and when the waste gas reaches the straight section 4b, the flow velocity of the waste gas reaches the maximum, so the sprayer 5 is arranged in the straight section 4b, the waste gas can be combined with the spray water in the maximum flow velocity state when passing through, the atomization effect of the spray water is optimal, and the spray water can be combined with more smoke substances. After the waste gas passes through the straight section 4b, the smoke substance in the waste gas is combined with the spray water to form dust-containing liquid drops and dust-containing water mist, the dust-containing liquid drops are separated from the waste gas under the action of gravity and naturally fall off due to the large weight of the dust-containing liquid drops, part of the dust-containing water mist can continuously rise and flow along with the waste gas due to the small weight of the dust-containing water mist, and when the dust-containing liquid drops pass through the diffusion section 4c, the cross section diameter of the diffusion section 4c is gradually enlarged, the flow velocity of the waste gas is gradually reduced, so that the condensation effect of the dust-containing water mist in the waste gas is accelerated, the dust-containing liquid drops are condensed into the dust-containing liquid drops with large diameters, the dust-containing liquid drops are separated from the waste gas and naturally fall off, and the smoke substance in the waste gas is thoroughly removed.
In a preferred embodiment, the sprayer 5 is installed on the central axis of the straight section 4b, the outer periphery of the sprayer 5 is provided with a support frame 6 extending outwards to the inner wall of the straight section 4b, and the sprayer 5 is fixedly installed in the straight section 4b through the support frame 6. The sprayer 5 comprises a spraying tank body 51, a water inlet pipe 52 for supplying spraying water in the spraying tank body 51 and a nozzle for spraying the spraying water to the Venturi tube 4, wherein the nozzle is provided with a plurality of nozzles which are respectively distributed at the periphery of the spraying tank body 51, and the water inlet pipe 52 is arranged at the top of the spraying tank body 51. The nozzles at least comprise a horizontal nozzle 53 for horizontally spraying the spray water and a vertical nozzle 54 for downwards spraying the spray water, the horizontal nozzle 53 is transversely arranged on the side surface of the spray tank body 51, and the vertical nozzle 54 is vertically arranged at the bottom of the spray tank body 51. The support frame 6 is composed of three support pipes 61, the number of the horizontal nozzles 53 is three, and the three support pipes 61 and the three horizontal nozzles 53 alternately surround the side surface of the spraying tank body 51. The vertical nozzles 54 are used for washing the exhaust gas downward, so that the smoke and dust substances in the exhaust gas can be directly washed away under the washing action of the spray water, besides the smoke and dust substances in the exhaust gas and the spray water are combined to form dust-containing liquid drops and then fall off and are removed. And the horizontal nozzles 53 are used as a second layer of spray water to wash, and transversely and completely cover the cross section of the Venturi tube 4, so that the purification rate of smoke dust in the waste gas is improved.
In this embodiment, the bottom of tower body 1 is equipped with catchment funnel 11, water collection tank 2 is connected through catchment funnel 11 to tower body 1 bottom. The top of the tower body 1 is provided with a cyclone device 12 for forming cyclone state flow of the waste gas entering the tower body 1. The side wall of the tower body 1 is connected with an air inlet pipe 13 for waste gas to enter, and the side wall of the cyclone device 12 is provided with an exhaust port 14 for purified gas to be exhausted.
The above description is only a preferred embodiment of the present invention, and the technical solutions that achieve the objects of the present invention by substantially the same means are within the protection scope of the present invention.

Claims (10)

1. A venturi cyclone tower is characterized in that: the tower comprises a tower body (1), a water collecting tank (2), a water pump (3), a Venturi tube (4) and a sprayer (5), wherein the water collecting tank (2) is arranged at the bottom of the tower body (1) and is used for collecting spray water flowing down from the tower body (1) and providing the spray water for the sprayer (5); the water pump (3) is arranged on the water collecting tank (2), the water pump (3) is connected with the sprayer (5) through a water pipe, and the water pump (3) enables water in the water collecting tank (2) to be supplied to the sprayer (5); the Venturi tube (4) is arranged in the tower body (1) and changes the flow speed of the waste gas by using the Venturi effect so that more smoke and dust are washed and purified; and the sprayer (5) is arranged in the Venturi tube (4) and is used for spraying water curtain covering the cross section of the Venturi tube (4) in the Venturi tube (4).
2. The venturi cyclone tower of claim 1, wherein: the Venturi tube (4) sequentially comprises a contraction section (4 a) for gradually increasing the flow speed of the exhaust gas, a straight section (4 b) for keeping the flow speed of the exhaust gas in the maximum state and a diffusion section (4 c) for reducing the flow speed of the exhaust gas, the two ends of the straight section (4 b) are respectively connected with the smaller end of the contraction section (4 a) and the smaller end of the diffusion section (4 c), and the sprayer (5) is positioned in the straight section (4 b).
3. The venturi cyclone tower of claim 2, wherein: the central axis department at straight section (4 b) is installed in spray thrower (5), the periphery of spray thrower (5) is equipped with support frame (6) that extend to straight section (4 b) inner wall outward, spray thrower (5) are through support frame (6) fixed mounting in straight section (4 b).
4. A venturi cyclone tower according to claim 3, wherein: spray thrower (5) including spray jar body (51), be used for to spray jar interior inlet tube (52) that supply the shower water of body (51) and be used for to venturi (4) blowout shower nozzle of water, the nozzle is equipped with a plurality of, and a plurality of nozzle distributes respectively in the periphery of spraying jar body (51), inlet tube (52) set up the top of spraying jar body (51).
5. The venturi cyclone tower of claim 4, wherein: the spray nozzles at least comprise horizontal spray nozzles (53) for horizontally spraying spray water and vertical spray nozzles (54) for downwards spraying the spray water, the horizontal spray nozzles (53) are transversely arranged on the side surfaces of the spraying tank body (51), and the vertical spray nozzles (54) are vertically arranged at the bottom of the spraying tank body (51).
6. The venturi cyclone tower of claim 5, wherein: the support frame (6) is composed of three support pipes (61), the number of the horizontal nozzles (53) is three, and the three support pipes (61) and the three horizontal nozzles (53) alternately surround the side face of the spraying tank body (51).
7. The venturi cyclone tower of claim 1, wherein: the bottom of tower body (1) is equipped with catchment funnel (11), water collection tank (2) is connected through catchment funnel (11) in tower body (1) bottom.
8. The venturi cyclone tower of claim 1, wherein: the top of the tower body (1) is provided with a cyclone device (12) which is used for forming cyclone state flowing of the waste gas entering the tower body (1).
9. The venturi cyclone tower of claim 8, wherein: the lateral wall of tower body (1) is connected with intake pipe (13) that are used for waste gas to get into, whirl device (12) lateral wall is equipped with and is used for purifying back gas outgoing's gas vent (14).
10. A venturi cyclone tower according to claim 2, wherein: the contraction section (4 a) and the diffusion section (4 c) are both in a circular truncated cone-shaped structure with openings at the upper end and the lower end.
CN202220235789.9U 2022-01-27 2022-01-27 Venturi cyclone tower Active CN216677548U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220235789.9U CN216677548U (en) 2022-01-27 2022-01-27 Venturi cyclone tower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220235789.9U CN216677548U (en) 2022-01-27 2022-01-27 Venturi cyclone tower

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CN216677548U true CN216677548U (en) 2022-06-07

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115350548A (en) * 2022-08-25 2022-11-18 广东兴荣环保科技有限公司 A device for removing dust and deodorizing dust-containing waste gas and its treatment method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115350548A (en) * 2022-08-25 2022-11-18 广东兴荣环保科技有限公司 A device for removing dust and deodorizing dust-containing waste gas and its treatment method

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