Struvite cleaning device with auxiliary heating function

Abstract

The struvite cleaning device with the auxiliary heating function comprises a cleaning agent preparation and storage bin and a cleaning agent preparation and storage bin stirrer, the side edge of the cleaning agent preparation and storage bin is provided with an auxiliary heating unit and a temperature monitoring device, and the top of the cleaning agent preparation and storage bin is provided with a material level monitoring device. A feeding port and a discharging port are formed in the top and the lower portion of the side wall of the cleaning agent preparing and storing bin respectively, a discharging valve is arranged on the discharging port, and a cleaning agent releasing pump is connected to the rear portion of the discharging valve. The product can adapt to various mixed chemicals and different project working conditions to effectively remove struvite, and meanwhile, the heating unit is configured as an auxiliary facility, so that the product can adapt to actual heat source conditions of a project and various chemicals to effectively dissolve and clean struvite in the facility on the premise of ensuring the preparation effect of the cleaning agent, and the product quality is improved. The conditions of accumulation, blockage and the like are avoided, so that stable operation of a municipal sludge or organic garbage treatment anaerobic system is realized, and slurry temperature control and smooth conveying are guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of organic solid waste treatment, in particular to a struvite cleaning device with an auxiliary heating function. Background Art

[0002] Urban sewage treatment refers to a series of treatments for domestic sewage, industrial wastewater and runoff sewage generated within the urban area to change its properties, reduce the harm to the environmental waters, and make it meet the discharge standards or reuse. Urban sewage treatment is an important part of urban environmental governance and is of great significance for protecting water resources, reducing water pollution and providing clean water resources.

[0003] However, in urban sewage or organic waste treatment plants, especially in the anaerobic process section, nitrogen-rich and phosphorus-rich digestate is often produced. The phosphate ions, ammonium ions and magnesium ions in the digestate can react to form a water-insoluble solid substance - struvite, that is, magnesium ammonium phosphate solid.

[0004] When the solid matter forms a certain scale on the inner wall of equipment such as heat exchangers or pipelines, the operation of the system is greatly affected, so that the temperature conditions of the biochemical reaction cannot be guaranteed, the fluid transportation is blocked, the biochemical reaction effect is inhibited, and the energy consumption of pumps and other transportation equipment is increased.

[0005] There are usually two removal ideas for the inhibition and removal of struvite. One is to control the formation and crystallization of struvite, thereby producing struvite products of corresponding quality and specifications; the other is to adjust and adapt according to the situation, and regularly dissolve and remove the generated sediments. The product of the utility model belongs to a new solution for struvite removal provided by adopting the latter removal idea. Utility Model Content

[0006] In view of the above technical problems in the related art, the utility model proposes a struvite cleaning device with an auxiliary heating function, which can overcome the shortcomings of the prior art such as poor cleaning effect.

[0007] In order to achieve the above technical purpose, the technical solution of the utility model is implemented as follows:

[0008] A struvite cleaning device with auxiliary heating function;

[0009] The struvite cleaning device with auxiliary heating function comprises

[0010] Furthermore, a material level monitoring device is also provided on the top of the cleaning agent preparation storage bin.

[0011] Furthermore, an overflow port and a drain port are respectively provided above and below the side wall of the cleaning agent preparation storage bin, and a drain valve is provided on the drain port.

[0012] Furthermore, a feed quick-opening valve is provided on the feed inlet.

[0013] Furthermore, an observation port, a flushing water port and a vent are provided on the top of the cleaning agent preparation and storage bin; an observation port quick-opening valve and a flushing water valve are provided on the observation port and the flushing water port, respectively.

[0014] Furthermore, the cleaning agent preparation storage bin has a volume less than or equal to 2m 3 Stainless steel atmospheric pressure container.

[0015] Furthermore, the agitator in the cleaning agent preparation storage bin is a vertical mechanical agitator.

[0016] Furthermore, the auxiliary heating unit can be adjusted according to the type of heat source supporting the project.

[0017] Furthermore, the operating frequency of the cleaning agent release pump is adjustable.

[0018] Furthermore, the struvite cleaning device with auxiliary heating function is arranged in an integral skid-mounted manner.

[0019] The beneficial effects of the utility model are as follows: through the optimized and improved design of the product of the utility model, it can be adapted to a variety of mixed agents and different project conditions, effectively remove struvite, and at the same time configure a heating unit as an auxiliary facility, so that under the premise of ensuring the preparation effect of the cleaning agent, it can adapt to the actual heat source conditions of the project and a variety of agents, effectively dissolve and clean the struvite in the facility, avoid its accumulation and blockage, and thus achieve the stable operation of the anaerobic system for municipal sludge or organic waste treatment, smooth slurry temperature control and transportation, so that the continuous and smooth operation of the anaerobic system is guaranteed. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 It is a structural schematic diagram of a struvite cleaning device with auxiliary heating function according to an embodiment of the utility model;

[0022] In the figure: 1. Cleaning agent preparation storage bin; 2. Cleaning agent preparation storage bin agitator; 3. Cleaning agent release pump; 101. Feed inlet; 102. Observation port; 103. Flushing water inlet; 104. Vent; 105. Overflow port; 106. Discharge port; 107. Drain port; 108. Auxiliary heating unit; 109. Material level monitoring device; 110. Temperature monitoring device; 112. Feed quick-opening valve; 113. Observation port quick-opening valve; 114. Flushing water valve; 116. Discharge valve; 117. Drain valve. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field belong to the scope of protection of the utility model.

[0024] It should be understood that in the description of the embodiments of the present utility model, the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the embodiments of the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the embodiments of the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present utility model, the meaning of "several" is two or more, unless otherwise clearly and specifically defined.

[0025] like Figure 1 As shown, a struvite cleaning device with auxiliary heating function according to an embodiment of the utility model includes a cleaning agent preparation and storage bin 1 and a cleaning agent preparation and storage bin agitator 2 arranged at the axial position of the cleaning agent preparation and storage bin 1, an auxiliary heating unit 108 and a temperature monitoring device 110 are provided on the side of the cleaning agent preparation and storage bin 1, a feed port 101 and a discharge port 106 are respectively provided on the top and below the side wall of the cleaning agent preparation and storage bin 1, a discharge valve 116 is provided on the discharge port 106, and a cleaning agent release pump 3 is connected to the discharge valve 116.

[0026] According to a struvite cleaning device with auxiliary heating function described in an embodiment of the utility model, in a specific embodiment, a material level monitoring device 109 is also provided on the top of the cleaning agent preparation storage bin 1.

[0027] According to a struvite cleaning device with auxiliary heating function described in an embodiment of the utility model, in a specific embodiment, an overflow port 105 and a drain port 107 are respectively provided above and below the side wall of the cleaning agent preparation storage bin 1, and a drain valve 117 is provided on the drain port 107.

[0028] According to the struvite cleaning device with auxiliary heating function described in an embodiment of the utility model, in a specific embodiment, a feed quick-opening valve 112 is provided on the feed inlet 101 .

[0029] According to a struvite cleaning device with auxiliary heating function described in an embodiment of the utility model, in a specific embodiment, an observation port 102, a flushing water port 103 and a vent 104 are provided on the top of the cleaning agent preparation storage bin 1; an observation port quick-opening valve 113 and a flushing water valve 114 are respectively provided on the observation port 102 and the flushing water port 103.

[0030] According to the struvite cleaning device with auxiliary heating function described in the embodiment of the utility model, in a specific embodiment, the cleaning agent preparation storage bin 1 has a volume less than or equal to 2m 3 Stainless steel atmospheric pressure container.

[0031] According to the struvite cleaning device with auxiliary heating function described in an embodiment of the utility model, in a specific embodiment, the agitator 2 of the cleaning agent preparation storage bin is a vertical mechanical agitator.

[0032] According to a struvite cleaning device with auxiliary heating function described in an embodiment of the utility model, in a specific embodiment, the auxiliary heating unit 108 can be adjusted according to the type of heat source supporting the project.

[0033] According to the struvite cleaning device with auxiliary heating function described in an embodiment of the utility model, in a specific embodiment, the operating frequency of the cleaning agent release pump 3 is adjustable.

[0034] According to the struvite cleaning device with auxiliary heating function described in an embodiment of the utility model, in a specific embodiment, the struvite cleaning device with auxiliary heating function is arranged in an integral skid-mounted manner.

[0035] In order to facilitate understanding of the above technical solution of the present invention, the above technical solution of the present invention is described in detail below through specific usage and working principle.

[0036] According to the utility model, a struvite cleaning device with auxiliary heating function comprises a cleaning agent preparation storage bin 1, a cleaning agent preparation storage bin agitator 2, and a cleaning agent release pump 3. The top of the cleaning agent preparation storage bin 1 is provided with a feed port 101 and a flushing water port 103; the bin body of the cleaning agent preparation storage bin 1 is provided with a material level monitoring device 109 and a temperature monitoring device 110, as well as a special auxiliary heating unit 108. The cleaning agent preparation storage bin agitator 2 is arranged at the center of the top of the cleaning agent preparation storage bin 1, and the top two sides of the cleaning agent preparation storage bin 1 are respectively provided with a feed port 101, an observation port 102 and a vent 104, an overflow port 105 is arranged above the bin body side wall of the cleaning agent preparation storage bin 1, and a discharge port 106 and an emptying port 107 are arranged below the bin body side wall of the cleaning agent preparation storage bin 1. The feed port 101 and the observation port 102 are provided with a feed quick-opening valve 112 and an observation port quick-opening valve 113, respectively. The vent port 104 can ensure the pressure balance in the cleaning agent preparation storage bin 1 and prevent impurities from falling into the bin. The flushing water port 103 is provided with a flushing water valve 114, the discharge port 106 is provided with a discharge valve 116, and the emptying port 107 is provided with an emptying valve 117. Both the cleaning agent preparation storage bin 1 and the cleaning agent release pump 3 have good corrosion resistance and can withstand the requirements of struvite cleaning agent preparation, storage and transportation.

[0037] The main purpose of the device is to prepare, store and transport struvite cleaning agent. At the same time, in order to improve the preparation and cleaning effects of the cleaning agent, an auxiliary heating unit 108 is configured as an auxiliary facility. Under the premise of ensuring the preparation and storage of the agent, the occurrence of uneven cleaning agent in the system can be prevented, so that the cleaning effect of the device is stable and efficient, and the struvite dirt that needs to be cleaned can be decomposed more quickly, thereby further being thoroughly removed.

[0038] In specific use, first determine the type of heat source, and select the appropriate auxiliary heating unit 108 according to the type of heat source. There are different types of adapter components for steam heat source and hot water heat source. Then, according to the various reagent ratios and types selected in the experiment, select the appropriate dosing method and reagent preparation parameters. Through the mixing, preheating and reaction of this device, the reagent reaches a suitable release state. By calculating and selecting the appropriate cleaning agent release parameters, adjusting the operating frequency of the cleaning agent release pump 3 and other indicators, and then starting this device, the struvite in the system is cleaned and removed.

[0039] To sum up, with the help of the above-mentioned technical scheme of the utility model, through the optimization and improvement design of the product of the utility model, it can be adapted to a variety of mixed agents and different project conditions, effectively remove struvite, and at the same time configure a heating unit as an auxiliary facility, so that under the premise of ensuring the preparation effect of the cleaning agent, it can adapt to the actual heat source conditions of the project and a variety of agents, effectively dissolve and clean the struvite in the facility, avoid its accumulation and blockage, and thus achieve the stable operation of the anaerobic system for municipal sludge or organic waste treatment, smooth slurry temperature control and transportation, so that the continuous and smooth operation of the anaerobic system is guaranteed.

[0040] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A struvite cleaning device with auxiliary heating function, characterized in that: The invention comprises a cleaning agent preparation storage bin (1) and a cleaning agent preparation storage bin agitator (2) arranged at the axial position of the cleaning agent preparation storage bin (1); an auxiliary heating unit (108) and a temperature monitoring device (110) are arranged on the side of the cleaning agent preparation storage bin (1); a feed inlet (101) and a discharge outlet (106) are arranged on the top and below the side wall of the cleaning agent preparation storage bin (1), respectively; a discharge valve (116) is arranged on the discharge outlet (106); and a cleaning agent release pump (3) is connected behind the discharge valve (116).

2. The struvite cleaning device with auxiliary heating function according to claim 1 is characterized in that: A material level monitoring device (109) is also provided on the top of the cleaning agent preparation storage bin (1).

3. The struvite cleaning device with auxiliary heating function according to claim 1, characterized in that: An overflow port (105) and a drain port (107) are respectively provided above and below the side wall of the cleaning agent preparation storage bin (1), and a drain valve (117) is provided on the drain port (107).

4. The struvite cleaning device with auxiliary heating function according to claim 1, characterized in that: The feed inlet (101) is provided with a feed quick-opening valve (112).

5. The struvite cleaning device with auxiliary heating function according to claim 1, characterized in that: The top of the cleaning agent preparation storage bin (1) is provided with an observation port (102), a flushing water port (103) and a vent (104); the observation port (102) and the flushing water port (103) are provided with an observation port quick-opening valve (113) and a flushing water valve (114) respectively.

6. The struvite cleaning device with auxiliary heating function according to claim 1, characterized in that: The cleaning agent preparation storage bin (1) has a volume less than or equal to 2m 3 Stainless steel atmospheric pressure container.

7. The struvite cleaning device with auxiliary heating function according to claim 1, characterized in that: The cleaning agent preparation storage bin agitator (2) is a vertical mechanical agitator.

8. The struvite cleaning device with auxiliary heating function according to claim 1, characterized in that: The auxiliary heating unit (108) can be adjusted according to the type of heat source required for the project.

9. The struvite cleaning device with auxiliary heating function according to claim 1, characterized in that: The operating frequency of the cleaning agent release pump (3) is adjustable.

10. A struvite cleaning device with auxiliary heating function according to any one of claims 1 to 9, characterized in that: The struvite cleaning device with auxiliary heating function is arranged in an integral skid-mounted manner.

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