Multi-level spraying structure for spraying purification tower

Abstract

The utility model discloses a multi-layer spraying structure for a spraying purification tower, relates to the field of spraying purification towers, and aims to solve the problems that most of the existing spraying purification towers in the prior art are only provided with single spraying layers, and when more harmful substances exist in waste gas, the spraying layers cannot be used for spraying the waste gas. The waste gas purification tower with a single spraying layer possibly cannot filter harmful substances in waste gas more cleanly, so that the waste gas which is not thoroughly purified is discharged from the purification tower to cause environmental pollution. A first-stage purification cavity is formed in the lower end of the middle of the interior of the purification tower, a first-stage filler assembly is fixedly connected to the middle of the first-stage purification cavity, a second-stage purification cavity is formed in the upper end of the middle of the interior of the purification tower, and a second-stage filler assembly is fixedly connected to the middle of the second-stage purification cavity; the upper end of the middle part of the secondary purification cavity is fixedly connected with a demisting assembly, and a bucket-shaped isolation hood is fixedly arranged between the primary purification cavity and the secondary purification cavity in the purification tower.

Description

Technical Field

[0001] The utility model relates to the field of spray purification towers, in particular to a multi-level spray structure for spray purification towers. Background Art

[0002] Spray tower exists as a treatment equipment for environmental waste gas treatment. According to the working principle, it is divided into circulating water spray tower, alkali spray tower, acid spray tower (also known as pickling tower). According to the tower body material, it is divided into FRP spray tower, PP spray tower, stainless steel spray tower. Choose reasonable spray material and spray process according to the different properties of waste gas.

[0003] Most of the existing spray purification towers are only equipped with a single spray layer. When there are many harmful substances in the exhaust gas, the exhaust gas purification tower with a single spray layer may not be able to filter the harmful substances in the exhaust gas more cleanly, so that the unpurified exhaust gas is discharged from the purification tower and causes environmental pollution. Therefore, the market urgently needs to develop a multi-level spray structure for spray purification towers to help people solve the existing problems. Utility Model Content

[0004] The purpose of the utility model is to provide a multi-level spray structure for a spray purification tower to solve the problem that most of the existing spray purification towers proposed in the above background technology are only equipped with a single spray layer. When there are many harmful substances in the exhaust gas, the exhaust gas purification tower equipped with a single spray layer may not be able to filter the harmful substances in the exhaust gas more cleanly, so that the exhaust gas that is not completely purified is discharged from the purification tower, causing environmental pollution.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multi-level spray structure for a spray purification tower, comprising a purification tower, an air inlet pipe is fixedly connected to the middle of the lower end of the purification tower, an air outlet pipe is fixedly connected to the middle of the upper end of the purification tower, a first-level purification chamber is arranged at the middle lower end of the interior of the purification tower, a first-level packing assembly is fixedly connected to the middle of the first-level purification chamber, a second-level purification chamber is arranged at the middle upper end of the interior of the purification tower, a second-level packing assembly is fixedly connected to the middle of the second-level purification chamber, a demisting assembly is fixedly connected to the middle upper end of the second-level purification chamber, a first annular liquid supply pipe is arranged at the upper end of the first-level packing assembly in the first-level purification chamber, a plurality of first atomizing nozzles are fixedly connected to the first annular liquid supply pipe, and a first atomizing nozzle is fixedly connected to the first atomizing nozzle in the first atomizing nozzle. A bucket-shaped isolation cover is fixedly arranged between the purification chamber and the secondary purification chamber, an air suction chamber is arranged at the upper middle end of the bucket-shaped isolation cover, a second conical water retaining cover is fixedly supported and connected to the upper end of the air suction chamber of the bucket-shaped isolation cover, a transmission box is arranged inside the second conical water retaining cover, a rotating shaft is rotatably connected to the middle part of the lower end of the transmission box, the lower end of the rotating shaft extends to the lower end through the air suction chamber, a fixed roller is fixedly connected on the rotating shaft and between the upper end of the air suction chamber and the lower end of the bucket-shaped isolation cover, a plurality of rectangular blades are fixedly connected to the fixed roller, a spiral air suction blade is fixedly connected to the rotating shaft and inside the air suction chamber, a second annular liquid supply pipe is fixedly arranged at the upper end of the secondary packing assembly inside the secondary purification chamber, a plurality of second atomizing bumpers are fixedly connected to the second annular liquid supply pipe.

[0006] Preferably, the upper end of the air inlet pipe extends to the interior of the primary purification chamber and is fixedly supported and connected to a first conical water shield.

[0007] Preferably, a limit tube is fixedly provided in the middle of one side of the transmission box, and the other end of the limit tube passes through the second conical water retaining cover and is fixedly connected to the end face of one side inside the purification tower. A transmission shaft is rotatably connected inside the limit tube, and one end of the transmission shaft extends to the inside of the transmission box and is fixedly connected to a first conical tooth.

[0008] Preferably, the lower end of the rotating shaft is limitedly connected with a circular limit piece, the upper end of the rotating shaft extends into the transmission box and is fixedly connected with a second conical tooth, and the first conical tooth on the transmission shaft is meshedly connected with the second conical tooth portion on the rotating shaft.

[0009] Preferably, a motor box is fixedly connected to the middle of one side of the purification tower, a motor is fixedly arranged inside the motor box, and the other end of the transmission shaft extends into the motor box and is connected to the motor output shaft through a coupling.

[0010] Preferably, the middle parts of one side of the first annular liquid supply pipe and the second annular liquid supply pipe both pass through the end surface of one side of the purification tower, extend to the outside, and are fixedly connected with a liquid infusion pipe.

[0011] Preferably, a first sewage pipe is fixedly provided in the middle of one side of the purification tower, the first sewage pipe is connected to the lower end of the secondary purification chamber, the bucket-shaped isolation cover is used to guide the sewage purified inside the secondary purification chamber to the first sewage pipe, and a second sewage pipe is fixedly provided on one side of the lower end of the purification tower, and the second sewage pipe is connected to one side of the lower end of the primary purification chamber.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. In the utility model, through the setting of a primary purification chamber and a secondary purification chamber, a primary purification chamber is arranged at the lower middle end of the interior of the purification tower, a primary filler assembly is fixedly connected to the middle of the primary purification chamber, a secondary purification chamber is arranged at the upper middle end of the interior of the purification tower, a secondary filler assembly is fixedly connected to the middle of the secondary purification chamber, and a defogger assembly is fixedly connected to the upper middle end of the secondary purification chamber, the exhaust gas is sent into the primary purification chamber from the air inlet pipe, the exhaust gas is preliminarily purified by the primary filler assembly, the exhaust gas passes through the primary filler assembly for initial purification, and then enters the secondary purification chamber from the air intake chamber, the dispersed and preliminarily purified gas is thoroughly purified by the secondary filler assembly, and then the gas is defogged by the defogger assembly, and can be discharged through the exhaust pipe after defogger, so that the exhaust gas is purified at two stages to improve the purification rate.

[0014] 2. In the utility model, through the setting of the rotating shaft, a fixed roller is fixedly connected on the rotating shaft and between the upper end of the suction chamber and the lower end of the bucket-shaped isolation cover, a plurality of rectangular blades are fixedly connected to the fixed roller, and a spiral suction blade is fixedly connected to the rotating shaft and inside the suction chamber. The motor drives the transmission shaft to rotate, and the transmission shaft drives the rotating shaft to rotate. When the rotating shaft rotates, it also drives the plurality of rectangular blades and the spiral suction blades to rotate. The gas preliminarily purified in the primary purification chamber is sucked into the secondary purification chamber through the spiral suction blades. When the plurality of rectangular blades rotate, the gas preliminarily purified in the secondary purification chamber can be dispersed so that it can pass through the secondary filler assembly after being dispersed as much as possible, thereby improving the efficiency of the secondary filler assembly in purifying the preliminarily purified gas again.

[0015] 3. In the utility model, a bucket-shaped isolation cover is fixedly arranged between the primary purification chamber and the secondary purification chamber inside the purification tower through the setting of the bucket-shaped isolation cover, the bucket-shaped isolation cover separates the primary purification chamber and the secondary purification chamber, and the purified sewage inside the secondary purification chamber is diverted through the bucket-shaped isolation cover and discharged through the first sewage pipe, so as to prevent the sewage from entering the primary purification chamber and interfering with the preliminary purification step. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a front view of a multi-level spray structure for a spray purification tower according to the utility model;

[0017] Figure 2 It is the main sectional view of the utility model;

[0018] Figure 3 It is a top sectional view of the utility model;

[0019] Figure 4 It is an enlarged view of the detail A of the present utility model.

[0020] In the figure: 1. purification tower; 101. air inlet pipe; 102. first conical water shield; 103. air outlet pipe; 104. primary purification chamber; 105. primary filler assembly; 106. secondary purification chamber; 107. secondary filler assembly; 108. defog assembly; 2. first annular liquid supply pipe; 201. first atomizing nozzle; 202. liquid infusion pipe; 3. bucket-shaped isolation cover; 301. suction chamber; 4. second conical water shield; 401. transmission box; 5. limit pipe; 501. transmission shaft; 502. first conical gear; 6. rotating shaft; 601. fixed roller; 602. rectangular blade; 603. spiral suction blade; 604. circular limiter; 605. second conical gear; 7. second annular liquid supply pipe; 701. second atomizing nozzle; 8. first sewage pipe; 801. second sewage pipe; 9. motor box; 901. motor. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] See also Figure 1-4The utility model provides an embodiment: a multi-level spray structure for a spray purification tower, comprising a purification tower 1, an air inlet pipe 101 is fixedly connected to the middle of the lower end of the purification tower 1, an air outlet pipe 103 is fixedly connected to the middle of the upper end of the purification tower 1, a primary purification chamber 104 is arranged at the middle lower end of the purification tower 1, a primary filler assembly 105 is fixedly connected to the middle of the primary purification chamber 104, a secondary purification chamber 106 is arranged at the middle upper end of the purification tower 1, a secondary filler assembly 107 is fixedly connected to the middle of the secondary purification chamber 106, a demisting assembly 108 is fixedly connected to the middle upper end of the secondary purification chamber 106, a first annular liquid supply pipe 2 is arranged at the upper end of the primary filler assembly 105 in the primary purification chamber 104, a plurality of first atomizing nozzles 201 are fixedly connected to the first annular liquid supply pipe 2, a bucket-shaped isolation cover 3 is fixedly arranged between the primary purification chamber 104 and the secondary purification chamber 106 in the purification tower 1, and the bucket-shaped isolation cover 3 divides the primary purification chamber 104 into a plurality of first atomizing nozzles 201, and a bucket-shaped isolation cover 3 is fixedly arranged between the primary purification chamber 104 and the secondary purification chamber 106. The purification chamber 104 and the secondary purification chamber 106 are separated to prevent the purified sewage in the secondary purification chamber 106 from falling into the primary purification chamber 104. An air suction chamber 301 is arranged at the upper middle end of the bucket-shaped isolation cover 3. The upper end of the air suction chamber 301 of the bucket-shaped isolation cover 3 is fixedly supported and connected with a second conical water retaining cover 4. A transmission box 401 is arranged inside the second conical water retaining cover 4. A rotating shaft 6 is rotatably connected to the middle part of the lower end of the transmission box 401. The lower end of the rotating shaft 6 extends to the lower end through the air suction chamber 301. A fixed roller 601 is fixedly connected on the rotating shaft 6 and between the upper end of the air suction chamber 301 and the lower end of the bucket-shaped isolation cover 3. A plurality of rectangular blades 602 are fixedly connected to the fixed roller 601. A spiral air suction blade 603 is fixedly connected to the rotating shaft 6 and inside the air suction chamber 301. A second annular liquid supply pipe 7 is fixedly arranged at the upper end of the secondary filler assembly 107 inside the secondary purification chamber 106. A plurality of second atomizing bumpers 701 are fixedly connected to the second annular liquid supply pipe 7.

[0023] Furthermore, the upper end of the air inlet pipe 101 extends to the interior of the primary purification chamber 104 and is fixedly supported and connected with a first conical water retaining cover 102 , which prevents sewage falling from the primary filler assembly 105 from entering the interior of the air inlet pipe 101 .

[0024] Furthermore, a limiting tube 5 is fixedly arranged in the middle of one side of the transmission box 401, and the other end of the limiting tube 5 passes through the second conical water retaining cover 4 and is fixedly connected to an end face of one side inside the purification tower 1. A transmission shaft 501 is rotatably connected inside the limiting tube 5, and one end of the transmission shaft 501 extends to the inside of the transmission box 401 and is fixedly connected to a first conical tooth 502.

[0025] Furthermore, a circular limit piece 604 is connected to the lower end of the rotating shaft 6, and the upper end of the rotating shaft 6 extends to the inside of the transmission box 401 and is fixedly connected to the second conical tooth 605. The first conical tooth 502 on the transmission shaft 501 is meshed and connected with the second conical tooth portion on the rotating shaft 6. The rotating shaft 6 is driven to rotate by the transmission shaft 501. When the rotating shaft 6 rotates, it also drives multiple rectangular blades 602 and spiral suction blades 603 to rotate. The spiral suction blades 603 absorb the gas that has been preliminarily purified in the first purification chamber 104 into the second purification chamber 106. When the multiple rectangular blades 602 rotate, the gas that has been preliminarily purified in the second purification chamber 106 can be broken up, so that it can be dispersed as much as possible and then pass through the second packing assembly 107, thereby improving the efficiency of the second packing assembly 107 in purifying the preliminarily purified gas again.

[0026] Furthermore, a motor box 9 is fixedly connected to the middle part of one side of the purification tower 1, and a motor 901 is fixedly arranged inside the motor box 9. The other end of the transmission shaft 501 extends into the motor box 9 and is connected to the output shaft of the motor 901 through a coupling, and the transmission shaft 501 is driven to rotate by the motor 901.

[0027] Furthermore, the middle part of one side of the first annular liquid supply pipe 2 and the second annular liquid supply pipe 7 pass through the end face of one side of the purification tower 1, extend to the outside and are fixedly connected with a liquid infusion pipe 202. Liquid is supplied to the first annular liquid supply pipe 2 and the second annular liquid supply pipe 7 at the same time through the liquid infusion pipe 202, and the first atomizing nozzle 201 on the first annular liquid supply pipe 2 and the second atomizing nozzle 701 on the second annular liquid supply pipe 7 are used to spray the inside of the primary purification chamber 104 and the secondary purification chamber 106 respectively.

[0028] Furthermore, a first sewage pipe 8 is fixedly arranged in the middle of one side of the purification tower 1, and the first sewage pipe 8 is connected to the lower end of the secondary purification chamber 106. The bucket-shaped isolation cover 3 is used to guide the sewage purified inside the secondary purification chamber 106 to the first sewage pipe 8. A second sewage pipe 801 is fixedly arranged on one side of the lower end of the purification tower 1, and the second sewage pipe 801 is connected to one side of the lower end of the primary purification chamber 104.

[0029] Working principle: When in use, liquid is supplied to the first annular liquid supply pipe 2 and the second annular liquid supply pipe 7 through the liquid infusion pipe 202 at the same time, and the first atomizing nozzle 201 on the first annular liquid supply pipe 2 and the second atomizing nozzle 701 on the second annular liquid supply pipe 7 are used to spray the first purification chamber 104 and the second purification chamber 106 respectively, and the exhaust gas is sent into the first purification chamber 104 from the air inlet pipe 101, and the exhaust gas is preliminarily purified by the first-level packing assembly 105. After the exhaust gas passes through the first-level packing assembly 105 and is initially purified, the transmission shaft 501 is driven to rotate by the motor 901, and the transmission shaft 501 drives the rotating shaft 6 to rotate. When the rotating shaft 6 rotates, it also drives a plurality of rectangular blades 602 and a spiral suction blade 603 to rotate, and the spiral The suction blades 603 absorb the preliminarily purified gas in the primary purification chamber 104 into the secondary purification chamber 106. When the multiple rectangular blades 602 rotate, they can break up the preliminarily purified gas entering the secondary purification chamber 106, so that it can be dispersed as much as possible and then pass through the secondary filler assembly 107, thereby improving the efficiency of the secondary filler assembly 107 in purifying the preliminarily purified gas again. After the dispersed preliminarily purified gas passes through the secondary filler assembly 107 and is thoroughly purified, the gas is defogged by the defogger assembly 108 and can be discharged through the outlet pipe 103 after defoggering. The purified sewage inside the secondary purification chamber 106 is diverted through the bucket-shaped isolation cover 3 and discharged through the first sewage pipe 8, thereby preventing the sewage from entering the primary purification chamber 104 and interfering with the preliminary purification step.

[0030] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A multi-level spray structure for a spray purification tower, comprising a purification tower (1), characterized in that: An air inlet pipe (101) is fixedly connected to the middle of the lower end of the purification tower (1), an air outlet pipe (103) is fixedly connected to the middle of the upper end of the purification tower (1), a primary purification chamber (104) is arranged at the lower middle end of the interior of the purification tower (1), a primary filler assembly (105) is fixedly connected to the middle of the primary purification chamber (104), a secondary purification chamber (106) is arranged at the upper middle end of the interior of the purification tower (1), a secondary filler assembly (105) is fixedly connected to the middle of the secondary purification chamber (106), and a secondary filler assembly (106) is fixedly connected to the middle of the secondary purification chamber (106). The secondary purification chamber (106) is provided with a demisting assembly (108) fixedly connected to the middle upper end thereof, a first annular liquid supply pipe (2) is provided at the upper end of the first packing assembly (105) inside the primary purification chamber (104), a plurality of first atomizing nozzles (201) are fixedly connected to the first annular liquid supply pipe (2), a bucket-shaped isolation cover (3) is fixedly provided between the primary purification chamber (104) and the secondary purification chamber (106) inside the purification tower (1), and the bucket An air suction chamber (301) is arranged at the middle upper end of the bucket-shaped isolation cover (3); a second conical water retaining cover (4) is fixedly supported and connected to the upper end of the air suction chamber (301) of the bucket-shaped isolation cover (3); a transmission box (401) is arranged inside the second conical water retaining cover (4); a rotating shaft (6) is rotatably connected to the middle of the lower end of the transmission box (401); the lower end of the rotating shaft (6) passes through the air suction chamber (301) and extends to the lower end; the rotating shaft (6) is connected to the bucket-shaped water retaining cover (4) at the upper end of the air suction chamber (301). A fixed roller (601) is fixedly connected between the lower ends of the isolation cover (3), and a plurality of rectangular blades (602) are fixedly connected to the fixed roller (601). The rotating shaft (6) is fixedly connected to spiral suction blades (603) inside the suction chamber (301). A second annular liquid supply pipe (7) is fixedly provided at the upper end of the secondary packing component (107) inside the secondary purification chamber (106), and a plurality of second atomizing bumpers (701) are fixedly connected to the second annular liquid supply pipe (7).

2. A multi-level spray structure for a spray purification tower according to claim 1, characterized in that: The upper end of the air inlet pipe (101) extends into the interior of the primary purification chamber (104) and is fixedly supported and connected to a first conical water shield (102).

3. A multi-level spray structure for a spray purification tower according to claim 1, characterized in that: A limiting tube (5) is fixedly arranged in the middle of one side of the transmission box (401); the other end of the limiting tube (5) passes through the second conical water retaining cover (4) and is fixedly connected to an end surface of one side inside the purification tower (1); a transmission shaft (501) is rotatably connected inside the limiting tube (5); one end of the transmission shaft (501) extends into the interior of the transmission box (401) and is fixedly connected to a first conical tooth (502).

4. A multi-level spray structure for a spray purification tower according to claim 3, characterized in that: The lower end of the rotating shaft (6) is limitedly connected to a circular limit piece (604), the upper end of the rotating shaft (6) extends into the interior of the transmission box (401) and is fixedly connected to a second conical tooth (605), and the first conical tooth (502) on the transmission shaft (501) is meshingly connected to the second conical tooth portion on the rotating shaft (6).

5. A multi-level spray structure for a spray purification tower according to claim 3, characterized in that: A motor box (9) is fixedly connected to the middle of one side of the purification tower (1), a motor (901) is fixedly arranged inside the motor box (9), and the other end of the transmission shaft (501) extends into the motor box (9) and is connected to the output shaft of the motor (901) via a coupling.

6. A multi-level spray structure for a spray purification tower according to claim 1, characterized in that: The middle parts of one side of the first annular liquid supply pipe (2) and the second annular liquid supply pipe (7) both pass through the end surface of one side of the purification tower (1), extend to the outside, and are fixedly connected to a liquid delivery pipe (202).

7. The multi-level spray structure for a spray purification tower according to claim 1, characterized in that: A first sewage discharge pipe (8) is fixedly arranged in the middle of one side of the purification tower (1), and the first sewage discharge pipe (8) is connected to the lower end of the secondary purification chamber (106). The bucket-shaped isolation cover (3) is used to guide the sewage purified in the secondary purification chamber (106) to the first sewage discharge pipe (8). A second sewage discharge pipe (801) is fixedly arranged on one side of the lower end of the purification tower (1), and the second sewage discharge pipe (801) is connected to one side of the lower end of the primary purification chamber (104).

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