Evaporator structure and wastewater treatment device
By designing an evaporator structure for wastewater treatment, using low-temperature steam for heat exchange, accelerating the evaporation of water in wastewater, solving the problems of excessive wastewater and high treatment costs in energy-saving glass production, and reducing the amount of wastewater and treatment costs.
Patent Information
- Application Number
- CN202421775862.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-25
- Publication Date
- 2025-05-27
- Estimated Expiration
- 2034-07-25
AI Technical Summary
In the production process of energy-saving glass, the boiler wet cleaning produces a large amount of cleaning wastewater, resulting in excessive wastewater and increasing production costs. The prior art cannot effectively reduce the amount of wastewater and treatment costs.
An evaporator structure is designed, including an evaporator coil and a connecting plate, in which the low-temperature steam flows in the evaporator coil, and the evaporation of moisture in the wastewater is accelerated through heat exchange. The structure is arranged in the wastewater tank, and the low-pressure deaerator of the boiler provides low-temperature steam, and the low-temperature steam is reused for heat exchange.
Treating wastewater through evaporation significantly reduces the amount of wastewater and treatment costs, improves energy utilization and reduces production costs.
Smart Images
Figure CN222900207U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the field of wastewater treatment. Specifically, the utility model relates to an evaporator structure and a wastewater treatment device. Background Art
[0002] In the process of energy-saving glass production, according to the production process requirements, the boiler needs to be wet-cleaned regularly, which will generate a large amount of cleaning wastewater. The wastewater is stored in the wastewater tank. Due to the large amount of cleaning water, the wastewater is excessive. Directly treating the wastewater increases the production cost.
[0003] To solve the above problems, Patent Document 215756528U discloses a wastewater treatment evaporator, which relates to the technical field of evaporators, and improves the problem that the existing wastewater evaporator does not utilize heat sufficiently, resulting in a slow evaporation effect and high energy consumption. It includes a preheating device, a heat exchange preheating device, a heat conduction device and an evaporator. A third water outlet pipe is arranged at the bottom of the evaporator. One side outlet end of the third water outlet pipe away from the evaporator is provided with a stirring separator. One side of the stirring separator is provided with a crystallization outlet, and the other side of the stirring separator is provided with a waste liquid outlet, but it cannot solve the above problems. Summary of the Utility Model
[0004] The present utility model is made to solve the above problems, and aims to provide an evaporator structure and a wastewater treatment device that can treat wastewater by evaporation, reduce the amount of wastewater, and reduce the cost of wastewater treatment. To achieve the above object, the technical solution adopted by the present utility model is as follows:
[0005] The present utility model provides an evaporator structure, which has the following characteristics: it includes an evaporator coil and a connecting plate, and the connecting plate is arranged on the evaporator coil.
[0006] In the evaporator structure provided by the present utility model, it may also have the following characteristics: the evaporator coil includes a horizontal pipe, a vertical pipe and a branch pipe. The end of the horizontal pipe is connected to the end of the vertical pipe, and the end of the branch pipe is connected to the horizontal pipe.
[0007] In the evaporator structure provided by the present utility model, it may also have the following characteristics: the branch pipes are evenly connected to the horizontal pipe.
[0008] In the evaporator structure provided by the present utility model, it may also have the following characteristics: an air inlet and an air outlet are provided on the horizontal pipe.
[0009] The present utility model also provides a wastewater treatment device, which includes the above-mentioned evaporator structure, and has the following characteristics: it further includes a boiler low-pressure deaerator, a wastewater tank and a blowdown tank. The evaporator structure is arranged in the wastewater tank. The boiler low-pressure deaerator is connected to the evaporator structure, and the blowdown tank is connected to the wastewater tank.
[0010] In the wastewater treatment device provided by the present utility model, it may further have the following feature: it further includes a condensate recovery tank, and the condensate recovery tank is structurally connected to the evaporator.
[0011] In the wastewater treatment device provided by the present utility model, it may further have the following feature: an intake pipe is provided between the boiler low-pressure deaerator and the evaporator structure. One end of the intake pipe is connected to the boiler low-pressure deaerator, and the other end is connected to the evaporator structure. A first regulating valve is provided on the intake pipe; an outlet pipe is provided between the condensate recovery tank and the evaporator structure. One end of the outlet pipe is connected to the condensate recovery tank, and the other end is connected to the evaporator structure. A second regulating valve is provided on the outlet pipe.
[0012] In the wastewater treatment device provided by the present utility model, it may further have the following feature: a sewage discharge pipe is provided between the sewage discharge tank and the wastewater tank. One end of the sewage discharge pipe is connected to the wastewater tank, and the other end is connected to the sewage discharge tank. A liquid pump is provided on the sewage discharge pipe.
[0013] In the wastewater treatment device provided by the present utility model, it may further have the following feature: it further includes a lifting structure, and the lifting structure includes a support frame, a horizontal rod, and a crane. The support frame is arranged on one side of the wastewater tank, the horizontal rod is connected to the support frame, and the crane is arranged on the horizontal rod and is connected to the evaporator structure.
[0014] The technical effect of the present utility model is as follows: the evaporator structure provided by the present utility model includes an evaporator coil and a connecting plate. The connecting plate is arranged on the evaporator coil, and low-temperature steam flows in the evaporator coil. The present utility model also provides a wastewater treatment device, which includes the above-mentioned evaporator structure, and also includes a boiler low-pressure deaerator, a wastewater tank, and a sewage discharge tank. The boiler low-pressure deaerator is connected to the evaporator structure, the sewage discharge tank is connected to the wastewater tank, and the evaporator structure is arranged in the wastewater tank, so that the evaporator can exchange heat through low-temperature steam, accelerating the evaporation of water in the wastewater tank, thereby reducing the wastewater volume and the wastewater treatment cost.
[0015] Therefore, the evaporator structure and the wastewater treatment device provided by the present utility model can treat wastewater by evaporation, reducing the wastewater volume and the wastewater treatment cost. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] This specification includes the following drawings, and the shown contents are respectively:
[0017] Figure 1 It is a schematic structural view of the evaporator structure in the top view direction in the embodiment of the present utility model;
[0018] Figure 2 It is a schematic structural view of the evaporator structure in the side view direction in the embodiment of the present utility model;
[0019] Figure 3 It is a schematic structural diagram of the wastewater treatment device in the embodiment of the present utility model.
[0020] In the figure, the markings are: 10 - evaporator structure, 11 - evaporator coil, 111 - horizontal pipe, 112 - vertical pipe, 113 - branch pipe, 12 - connecting plate, 13 - air inlet, 14 - air outlet, 20 - boiler low-pressure deaerator, 30 - wastewater tank, 40 - sewage discharge tank, 50 - condensate recovery tank, 60 - inlet pipe, 61 - first regulating valve, 70 - outlet pipe, 71 - second regulating valve, 80 - sewage discharge pipe, 81 - liquid pump, 90 - lifting structure, 91 - support frame, 92 - horizontal rod, 93 - crane. Specific embodiments
[0021] The following is a further detailed description of the specific embodiments of the present invention with reference to the accompanying drawings through the description of the embodiments, aiming to help those skilled in the art have a more complete, accurate and in-depth understanding of the inventive concept and technical solution of the present invention, and facilitate its implementation.
[0022] Figure 1 It is a schematic structural diagram of the evaporator structure in the top view direction in the embodiment of the present utility model; Figure 2 It is a schematic structural diagram of the evaporator structure in the side view direction in the embodiment of the present utility model.
[0023] As Figure 1 and Figure 2 shown, the evaporator structure 10 provided by the present utility model includes an evaporator coil 11 and a connecting plate 12. The connecting plate 12 is arranged on the evaporator coil 11. Low-temperature steam flows in the evaporator coil 11, and the temperature of the low-temperature steam is between 105°C and 120°C, which can act as a heat source and can accelerate the evaporation of water in the wastewater through heat exchange, thereby reducing the wastewater volume.
[0024] The evaporator coil 11 includes a horizontal pipe 111, a vertical pipe 112 and a branch pipe 113. The end of the horizontal pipe 111 is connected to the end of the vertical pipe 112, and the end of the branch pipe 113 is connected to the horizontal pipe 111. Two horizontal pipes 111 are arranged parallel to each other, and two vertical pipes 112 are arranged parallel to each other, thereby forming a rectangular evaporator coil 11. Multiple branch pipes 113 are evenly connected to the horizontal pipe 111 and are located between the two horizontal pipes 111, thereby enhancing the area of the evaporator coil 11, improving the heat exchange efficiency of the low-temperature steam, improving the evaporation efficiency of water in the wastewater, and improving the reliability of the structure.
[0025] An air inlet 13 and an air outlet 14 are provided on the horizontal pipe 111, and the air inlet 13 and the air outlet 14 can supply low-temperature steam to enter or leave the evaporator coil 11.
[0026] Figure 3 It is a schematic structural diagram of the wastewater treatment device in the embodiment of the present utility model.
[0027] As Figure 3 shown, the present utility model also provides a wastewater treatment device, which includes an evaporator structure 10, a boiler low-pressure deaerator 20, a wastewater tank 30 and a blowdown tank 40. The boiler low-pressure deaerator 20 is connected to the air inlet 13 of the evaporator coil 11. The evaporator coil 11 is arranged in the wastewater tank 30 and is located below the wastewater liquid level. The boiler low-pressure deaerator 20 can introduce the low-temperature steam discharged from the boiler during production into the evaporator coil 11, and reuse the low-temperature steam, so that the evaporator can exchange heat through the low-temperature steam, accelerate the evaporation of the water in the wastewater tank, thereby reducing the wastewater volume, reducing the wastewater treatment cost, improving the energy utilization rate, further reducing the production cost. The wastewater tank 30 stores the wastewater to be treated. The blowdown tank 40 is connected to the wastewater tank 30. The blowdown tank 40 can be used to further treat the wastewater after evaporation treatment, so that the wastewater reaches the discharge standard, improving the reliability.
[0028] The wastewater treatment device provided by the present utility model further includes a condensate recovery tank 50. The condensate recovery tank 50 is connected to the air outlet 14 of the evaporator coil 11, so that the condensate recovery tank 50 can collect the low-temperature steam after the heat exchange process in the evaporator coil 11, enabling the reuse of water resources and further reducing costs.
[0029] An inlet pipe 60 is provided between the boiler low-pressure deaerator 20 and the evaporator structure 10. One end of the inlet pipe 60 is connected to the boiler low-pressure deaerator 20, and the other end of the inlet pipe 60 is connected to the air inlet 13 of the evaporator coil 11. A first regulating valve 61 is provided on the inlet pipe 60. The first regulating valve 61 can regulate the flow rate of the low-temperature steam in the inlet pipe 60, thereby regulating the heat exchange efficiency of the low-temperature steam in the evaporator coil 11. An outlet pipe 70 is provided between the condensate recovery tank 50 and the evaporator structure 10. One end of the outlet pipe 70 is connected to the condensate recovery tank 50, and the other end of the outlet pipe 70 is connected to the air outlet 14 of the evaporator coil 11. A second regulating valve 71 is provided on the outlet pipe 70. The second regulating valve 71 can regulate the flow rate of the low-temperature steam in the outlet pipe 70, thereby controlling the speed of the low-temperature steam entering the condensate recovery tank 50, improving the reliability of the structure.
[0030] A sewage discharge pipe 80 is provided between the sewage discharge tank 40 and the wastewater tank 30. One end of the sewage discharge pipe 80 is connected to the wastewater tank 30, and the other end of the sewage discharge pipe 80 is connected to the sewage discharge tank 40. A liquid pump 81 is provided on the sewage discharge pipe 80. The liquid pump 81 can introduce the wastewater after evaporation treatment in the wastewater tank 30 into the sewage discharge tank 40. After evaporation treatment, the amount of wastewater decreases, and the concentration of impurities increases, which is more convenient for the next step of treatment, improving the effect and efficiency of sewage treatment and further saving production costs.
[0031] The wastewater treatment device provided by the present utility model further includes a lifting structure 90. The lifting structure 90 includes a support frame 91, a horizontal rod 92, and a crane 93. The support frame 91 is arranged on one side of the wastewater tank 30. The horizontal rod 92 is connected to the support frame 91. The crane 93 is arranged on the horizontal rod 92. The crane 93 is connected to the connecting plate 12 of the evaporator structure 10, so as to install the evaporator coil 11 in the wastewater tank 30 in a liftable manner. The evaporator coil 11 is arranged in the wastewater tank 30 through the crane 93, below the wastewater liquid level and 5 cm to 8 cm away from the wastewater liquid level, thereby further improving the efficiency of wastewater evaporation. As the wastewater evaporation process proceeds, the wastewater liquid level continuously drops, and the crane 93 continuously lowers the evaporator structure 10 to keep the evaporator structure 10 5 cm to 8 cm away from the wastewater liquid level.
[0032] Functions and effects of the embodiment
[0033] The evaporator structure 10 provided by the present utility model includes an evaporator coil 11 and a connecting plate 12. The connecting plate 12 is arranged on the evaporator coil 11. Low-temperature steam flows in the evaporator coil 11. The temperature of the low-temperature steam is between 105 °C and 120 °C, which can act as a heat source and can accelerate the evaporation of water in the wastewater through heat exchange, thereby reducing the amount of wastewater. The present utility model also provides a wastewater treatment device, including an evaporator structure 10, a boiler low-pressure deaerator 20, a wastewater tank 30, and a sewage discharge tank 40. The boiler low-pressure deaerator 20 is connected to the air inlet 13 of the evaporator coil 11. The evaporator coil 11 is arranged in the wastewater tank 30, below the wastewater liquid level. The boiler low-pressure deaerator 20 can introduce the low-temperature steam discharged from the boiler in production into the evaporator coil 11, reusing the low-temperature steam, enabling the evaporator to exchange heat through the low-temperature steam to accelerate the evaporation of water in the wastewater tank, thereby reducing the amount of wastewater, reducing the cost of wastewater treatment, improving the energy utilization rate, further reducing the production cost. The wastewater tank 30 stores the wastewater to be treated. The sewage discharge tank 40 is connected to the wastewater tank 30. The sewage discharge tank 40 can be used to further treat the wastewater after evaporation treatment, so that the wastewater meets the discharge standard, improving the reliability. The evaporator structure and the wastewater treatment device provided by the present utility model can treat the wastewater by evaporation, reducing the amount of wastewater and the cost of wastewater treatment.
[0034] The above has made an exemplary description of the present utility model in conjunction with the accompanying drawings. Obviously, the specific implementation of the present utility model is not limited by the above-mentioned manner. As long as various non-substantive improvements are made by adopting the method concept and technical solution of the present utility model; or without improvement, the above-mentioned concept and technical solution of the present utility model are directly applied to other occasions, they are all within the protection scope of the present utility model.
Claims
1. An evaporator structure, characterized in that: It comprises an evaporator coil (11) and a connecting plate (12), wherein the connecting plate (12) is arranged on the evaporator coil (11); The evaporator coil (11) comprises a transverse tube (111), a vertical tube (112) and a branch tube (113); the end of the transverse tube (111) is connected to the end of the vertical tube (112), and the end of the branch tube (113) is connected to the transverse tube (111).
2. The evaporator structure according to claim 1, characterized in that: The branch pipes (113) are evenly connected to the transverse pipe (111).
3. The evaporator structure according to claim 2, characterized in that: The transverse pipe (111) is provided with an air inlet (13) and an air outlet (14).
4. A wastewater treatment device, comprising the evaporator structure according to any one of claims 1 to 3, characterized in that: It also includes a boiler low-pressure deaerator (20), a wastewater pool (30) and a blowdown tank (40), wherein the evaporator structure (10) is arranged in the wastewater pool (30), the boiler low-pressure deaerator (20) is connected to the evaporator structure (10), and the blowdown tank (40) is connected to the wastewater pool (30).
5. The wastewater treatment device according to claim 4, characterized in that: It also includes a condensed water recovery tank (50), and the condensed water recovery tank (50) is connected to the evaporator structure (10).
6. The wastewater treatment device according to claim 5, characterized in that: An air inlet pipe (60) is provided between the boiler low-pressure deaerator (20) and the evaporator structure (10), one end of the air inlet pipe (60) is connected to the boiler low-pressure deaerator (20), and the other end of the air inlet pipe (60) is connected to the evaporator structure (10), and a first regulating valve (61) is provided on the air inlet pipe (60); an air outlet pipe (70) is provided between the condensate recovery tank (50) and the evaporator structure (10), one end of the air outlet pipe (70) is connected to the condensate recovery tank (50), and the other end of the air outlet pipe (70) is connected to the evaporator structure (10), and a second regulating valve (71) is provided on the air outlet pipe (70).
7. The wastewater treatment device according to claim 6, characterized in that: A sewage pipe (80) is provided between the sewage tank (40) and the wastewater pool (30), one end of the sewage pipe (80) is connected to the wastewater pool (30), and the other end of the sewage pipe (80) is connected to the sewage tank (40), and a liquid pump (81) is provided on the sewage pipe (80).
8. The wastewater treatment device according to claim 7, characterized in that: It also includes a lifting structure (90), the lifting structure (90) includes a support frame (91), a horizontal rod (92) and a crane (93), the support frame (91) is arranged on one side of the wastewater pool (30), the horizontal rod (92) is connected to the support frame (91), and the crane (93) is arranged on the horizontal rod (92) and connected to the evaporator structure (10).