Efficient waste gas purification spray tower

Abstract

The utility model discloses an efficient waste gas purification spray tower which comprises a spray tower body, a water storage tank and a cooling water tank, a circulating pump is fixedly installed at the top end of the water storage tank, a three-way pipe is fixedly installed at one end of the circulating pump, and a water conveying pipe communicated with the cooling water tank is fixedly installed at one end of the three-way pipe. The bottom end of the cooling water tank is fixedly provided with a backflow pipeline connected with the water storage tank in a penetrating mode, a cavity is formed in the water storage tank, a cooling coil arranged in a surrounding mode is arranged in the cavity, and the top end of the cooling coil is fixedly provided with a liquid inlet pipe connected with the water storage tank in a penetrating mode. A liquid discharging pipe for discharging liquid is fixedly mounted at one end of the cooling coil; the water temperature in the water storage tank can be kept within a proper range through the cooling coil, the liquid inlet pipe and the liquid discharge pipe, the situation that effective pretreatment cannot be conducted due to the too high water temperature is prevented, and it is guaranteed that the cooling water tank can continuously operate.

Description

TECHNICAL FIELD

[0001] The utility model relates to a spray tower technical field, concretely is a kind of high -efficient waste gas purification spray tower. BACKGROUND

[0002] Waste gas treatment mainly refers to the work of injecting dust particle, flue gas smoke dust, peculiar smell gas, toxic and harmful gas generated in industrial place for treatment, common waste gas treatment has factory flue dust waste gas purification, workshop dust waste gas purification, organic waste gas purification, waste gas peculiar smell purification, acid and alkali waste gas purification, chemical waste gas purification etc., and all are mainly used spray waste gas recovery tower, spray tower is the simplest equipment for gas absorption, in spray tower, liquid is dispersed phase, gas is continuous phase, general gas-liquid ratio is small, applicable to very fast or fast chemical reaction absorption process.

[0003] According to the high-efficiency cooling waste gas purification spray tower disclosed by the announcement number CN215413262U, the high-efficiency cooling waste gas purification spray tower comprises a spray tower main body, a water storage tank is arranged on one side of the spray tower main body, a circulating water pump is fixedly installed on the upper surface of the water storage tank, a pre-cooling device is arranged on one side of the spray tower main body, the pre-cooling device comprises a cooling water tank, a connecting sleeve, a mounting top plate and a heat-removing fan, a water inlet pipeline is fixedly installed on the surface of the cooling water tank, and a backflow pipeline is fixedly installed on the surface of the cooling water tank.The high-efficiency cooling waste gas purification spray tower belongs to the field of spray towers, and the cooling liquid in the water storage tank can pre-cool high-temperature waste gas passing through the connecting sleeve, and the heat-removing fan can provide good heat dissipation effect for the inside of the cooling water tank.These can effectively reduce the temperature of the waste gas entering the spray chamber, and multiple cooling is beneficial to improving the cooling efficiency of the waste gas in the purification process, saving time and effort.

[0004] The above-mentioned device can improve the efficiency of the spray tower in treating waste gas by pre-treating and cooling the waste gas. In use, the waste gas is pre-treated by the cooling water tank, and part of the water returns to the water storage tank through the backflow pipeline. Since the cooled water still has a certain temperature, continuous backflow can cause the water temperature in the water storage tank to rise, thereby affecting effective pre-treatment and causing inconvenience in use. UTILITY MODEL CONTENTS

[0005] The utility model aims at: in order to solve the above-mentioned device through the pre-treatment and cooling of waste gas, can improve the efficiency of the spray tower in treating waste gas, in use, waste gas is pre-treated by cooling water tank, part of water returns to water storage tank through backflow pipeline, because the water of cooling still has certain temperature, continuous backflow can cause the water temperature in water storage tank to rise, thereby cannot carry out effective pre-treatment, cause the problem of inconvenience in use, provide a kind of high -efficient waste gas purification spray tower.

[0006] To achieve the above object, the utility model provides the following technical scheme: An efficient waste gas purification spray tower, including spray tower body, water storage tank and cooling water tank, the water storage tank top fixedly installed has circulating pump, and circulating pump one end fixedly installed has three -way pipe, three -way pipe one end fixedly installed has with cooling water tank through connection's delivery water pipe, cooling water tank bottom fixedly installed has with water storage tank through connection's backflow pipe, the inside of the water storage tank is equipped with cavity, and the cavity is provided with cooling coil that sets up around, cooling coil top fixedly installed has with water storage tank through connection's liquid inlet pipe, cooling coil one end fixedly installed has and carries out liquid discharge's liquid discharge pipe.

[0007] As the utility model further scheme: The liquid inlet pipe top end is connected with the filter pipe that filters the impurity in cooling liquid, and the filter pipe is fixedly installed with the filter plate that filters in the inside.

[0008] As the utility model further scheme: The filter pipe bottom end is fixedly installed with the hollow fixed tube that is connected with the liquid inlet pipe and is fixed, the hollow fixed tube is fixedly installed with the limiting block that is connected with the liquid inlet pipe around the even periphery, the liquid inlet pipe is equipped with the guide groove that the limiting block is installed and is guided in the inside, and the liquid inlet pipe is equipped with the limiting ring groove that the limiting block is limited in the inside, and the limiting ring groove is through connection with the guide groove.

[0009] As the utility model further scheme: Cooling water tank one end fixedly installed with the inlet pipe that the waste gas enters, and the inlet pipe one end with spray tower body through connection, cooling water tank top even set up with the gas aperture.

[0010] As the utility model further scheme: Cooling water tank top fixedly installed with the heat -removing fan that increases the cooling efficiency.

[0011] As the utility model further scheme: Three -way pipe top fixedly installed with the spray pipe that is through connection with spray tower body.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] In the utility model, the cooling coil, the liquid inlet pipe and the liquid discharge pipe can maintain the water temperature in the water storage tank within a suitable range, prevent the case that the water temperature is too high and cannot be effectively pretreated, and ensure that the cooling water tank can continuously operate.

[0014] In the utility model, the filter plate intercepts the impurities in the cooling liquid, prevents the impurities from entering the cooling coil, avoids the internal blockage of the cooling coil, ensures that the cooling liquid can flow smoothly in the coil, maintains good heat exchange performance, prolongs the service life of the cooling coil, and adopts a specific clamping structure, i.e. the hollow fixed tube is installed by the cooperation of the limiting block, the guide groove and the limiting ring groove, which is simple and convenient to operate. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0016] Figure 2 This is a front structural diagram of the water storage tank in this utility model;

[0017] Figure 3 This is a utility model Figure 2 A magnified schematic diagram of the partial structure at point A in the middle;

[0018] Figure 4 This is a side cross-sectional view of the water storage tank in this utility model.

[0019] Figure 5 This is a utility model Figure 4 A magnified schematic diagram of the structure at point B in the middle.

[0020] In the diagram: 1. Spray tower body; 2. Water storage tank; 3. Cooling water tank; 4. Circulating pump; 5. T-pipe; 6. Spray pipe; 7. Water delivery pipe; 8. Return pipe; 9. Cavity; 10. Cooling coil; 11. Drain pipe; 12. Inlet pipe; 13. Filter pipe; 14. Filter plate; 15. Hollow fixed pipe; 16. Limiting block; 17. Guide groove; 18. Limiting annular groove; 19. Air inlet pipe; 20. Ventilation opening; 21. Heat drive fan. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] In the description of the utility model, it is necessary to explain that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second" and "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance. In the description of the utility model, it is necessary to explain that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "setting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be connected inside two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances. The embodiments will be described below according to the overall structure of the utility model.

[0023] Referring to Figures 1 to 5 In the utility model embodiment, a kind of high-efficiency waste gas purification spray tower, including spray tower body 1, water storage tank 2 and cooling water tank 3, circulating pump 4 is fixedly installed at water storage tank 2 top, and circulating pump 4 one end is fixedly installed with three-way pipe 5, three-way pipe 5 one end is fixedly installed with the water delivery pipe 7 being connected with cooling water tank 3, cooling water tank 3 bottom is fixedly installed with the return pipe 8 being connected with water storage tank 2, the cavity 9 being arranged in water storage tank 2, and cooling coil 10 being arranged around is provided in cavity 9, and cooling coil 10 top is fixedly installed with the liquid inlet pipe 12 being connected with water storage tank 2, cooling coil 10 one end is fixedly installed with the liquid discharge pipe 11 for liquid discharge.

[0024] The above scheme is as follows: one end of circulating pump 4 is connected with three-way pipe 5, one end of three-way pipe 5 is connected with water delivery pipe 7, which is connected with cooling water tank 3, to realize efficient liquid delivery, cooling water tank 3 bottom is provided with return pipe 8, which is connected with water storage tank 2, so that liquid can be circulated, the space of cavity 9 in water storage tank 2 is relatively large, and cooling coil 10 is arranged around, the top of cooling coil 10 is connected with liquid inlet pipe 12, which can introduce cooling liquid, and the liquid discharge pipe 11 at one end is used for discharging used cooling liquid, and control valve is arranged on the outer periphery of liquid discharge pipe 11 to control liquid discharge.

[0025] Referring to Figures 1 to 5The top end of the liquid inlet pipe 12 is clamped with a filter pipe 13 for filtering impurities in the cooling liquid, and a filter plate 14 for filtering is fixedly installed inside the filter pipe 13. The bottom end of the filter pipe 13 is fixedly installed with a hollow fixing pipe 15 clamped and fixed with the liquid inlet pipe 12. The hollow fixing pipe 15 is fixedly installed with clamped and fixed limiting blocks 16 uniformly around the outer periphery. The liquid inlet pipe 12 is provided with a guide groove 17 for installing and guiding the limiting blocks 16. The liquid inlet pipe 12 is provided with a limiting annular groove 18 for limiting the limiting blocks 16, and the limiting annular groove 18 is connected with the guide groove 17;

[0026] The above scheme is adopted: the top end of the liquid inlet pipe 12 is tightly clamped with the filter pipe 13, a filter plate 14 is transversely arranged inside the filter pipe 13 to effectively intercept impurities in the cooling liquid. The bottom end of the filter pipe 13 is connected with the hollow fixing pipe 15, which is uniformly surrounded by a plurality of limiting blocks 16 around the outer periphery. In the liquid inlet pipe 12, the guide groove 17 guides the installation of the limiting blocks 16, and the limiting annular groove 18 is through-connected with the guide groove 17 for accurate limiting to ensure stable connection.

[0027] Referring to Figures 1 to 5 The top end of the cooling water tank 3 is fixedly installed with an air inlet pipe 19 for the exhaust gas to enter, and the air inlet pipe 19 is connected with the spray tower body 1. The top end of the cooling water tank 3 is fixedly installed with a heat-removing fan 21 for increasing the cooling efficiency. The top end of the three-way pipe 5 is fixedly installed with a spray pipe 6 connected with the spray tower body 1.

[0028] The above scheme is adopted: the top end of the cooling water tank 3 is fixedly installed with an air inlet pipe 19, the pipe diameter of which is matched with the exhaust gas flow. One end is accurately connected with the spray tower body 1 to ensure that the exhaust gas can be smoothly introduced. The top end of the cooling water tank 3 is uniformly distributed with a plurality of air vents 20 to ensure internal air circulation. The top end is also fixed with a heat-removing fan 21, which can quickly dissipate heat with strong wind power, greatly increasing the cooling efficiency. The top end of the three-way pipe 5 is connected with the spray pipe 6, which has a moderate diameter and is connected with the spray tower body 1. The structure has the advantages of smooth exhaust gas introduction, air permeability and heat-removing design, which effectively improves the cooling efficiency. The spray pipe can efficiently cooperate with the spray tower to optimize the overall working effect.

[0029] The working principle of the utility model is: first, the filter tube 13 with the filter plate 14, the filter tube 13 bottom end fixed installation has the hollow fixed tube 15, the hollow fixed tube 15 is aligned with the liquid inlet pipe 12 top end, makes the uniform circumferential of the hollow fixed tube 15 limit block 16 aligns with the guide slot 17 that the liquid inlet pipe 12 inside is set up, along the guide slot 17 pushes down the filter tube 13, until the limit block 16 reaches the limit annular groove 18, rotates the filter tube 13, makes the limit block 16 card into the limit annular groove 18, completes the clamping of the filter tube 13 with the liquid inlet pipe 12 and fixed, after the installation of the filter tube 13, the cooling liquid is poured from the filter tube 13 top end, the cooling liquid when passing through the filter plate 14 inside the filter tube 13, the impurity in it is intercepted by the filter plate 14, ensures that the pure cooling liquid passes through the liquid inlet pipe 12 and enters the cooling coil 10, thereby guaranteeing the normal operation and cooling effect of the cooling coil 10, the circulating pump 4 at the top of the water storage tank 2 is opened, the water in the water storage tank 2 is pumped out, the water passes through the three-way pipe 5 connected with the circulating pump 4, a part is pumped into the cooling water tank 3 through the water delivery pipe 7, the cooling water tank 3 one end passes through the air inlet pipe 19 and imports the waste gas, the waste gas exchanges heat with the water pumped from the water storage tank 2 in the cooling water tank 3, the heat of the waste gas is transferred to the water, causing the water temperature to rise, the water after heat exchange and temperature rise in the cooling water tank 3, through the backflow pipe 8 at its bottom and the through connection of the water storage tank 2, flows back to the water storage tank 2, at this time, the cooling coil 10 that surrounds the cavity 9 in the water storage tank 2 plays a role, the cooling liquid enters the cooling coil 10 from the liquid inlet pipe 12, the cooling liquid temperature is lower than the water temperature in the water storage tank 2, in the cooling coil 10 flow process, through the pipe wall and the water in the water storage tank 2 heat transfer, absorbs the heat of the water, thereby making the temperature of the water flowing back to decrease, realizing the cooling of the water in the water storage tank 2, providing low-temperature water for subsequent spraying, guaranteeing the efficient operation of the spray tower.

[0030] The above is only the preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art in the technical range disclosed by the utility model, according to the technical scheme and utility model concept of the utility model, carries out equivalent replacement or change, should be covered in the protection scope of the utility model.

Claims

1. A high-efficiency waste gas purification spray tower, comprising a spray tower body (1), a water storage tank (2) and a cooling water tank (3), a circulating pump (4) being fixedly installed at the top end of the water storage tank (2), a three-way pipe (5) being fixedly installed at one end of the circulating pump (4), a water delivery pipe (7) being fixedly installed at one end of the three-way pipe (5) and being in through connection with the cooling water tank (3), and a backflow pipe (8) being fixedly installed at the bottom end of the cooling water tank (3) and being in through connection with the water storage tank (2), characterized in that, The inside of the water storage tank (2) is provided with a cavity (9), and the cavity (9) is provided with a cooling coil (10) arranged around, the top end of the cooling coil (10) is fixedly installed with a liquid inlet pipe (12) which is in through connection with the water storage tank (2), and one end of the cooling coil (10) is fixedly installed with a liquid outlet pipe (11) for discharging liquid.

2. The high efficiency exhaust gas cleaning spray tower according to claim 1, characterized in that The top end of the liquid inlet pipe (12) is clamped with a filter pipe (13) for filtering impurities in the cooling liquid, and the inside of the filter pipe (13) is fixedly installed with a filter plate (14) for filtering.

3. A high efficiency exhaust gas cleaning spray tower according to claim 2, characterized in that The bottom end of the filter pipe (13) is fixedly installed with a hollow fixing pipe (15) which is clamped and fixed with the liquid inlet pipe (12), the outer periphery of the hollow fixing pipe (15) is uniformly fixedly installed with clamped and fixed limiting blocks (16), the inside of the liquid inlet pipe (12) is provided with guide grooves (17) for installing and guiding the limiting blocks (16), and the inside of the liquid inlet pipe (12) is provided with limiting annular grooves (18) for limiting the limiting blocks (16), and the limiting annular grooves (18) are in through connection with the guide grooves (17).

4. The high efficiency exhaust gas cleaning spray tower according to claim 1, characterized in that One end of the cooling water tank (3) is fixedly installed with an air inlet pipe (19) for entering waste gas, and the air inlet pipe (19) is in through connection with the spray tower body (1), and the top end of the cooling water tank (3) is uniformly provided with air permeable openings (20).

5. A high efficiency exhaust gas cleaning spray tower according to claim 4, characterized in that The top end of the cooling water tank (3) is fixedly installed with a heat-removing fan (21) for increasing the cooling efficiency.

6. The high efficiency exhaust gas cleaning spray tower according to claim 1, characterized in that The top end of the three-way pipe (5) is fixedly installed with a spray pipe (6) which is in through connection with the spray tower body (1).

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