Sewage treatment device
By designing a sewage treatment device including a disinfection chamber, an ozone generator and an activated carbon adsorption bed, the problem of difficult deodorization in the prior art sewage treatment is solved, and the effect of effectively removing organic matter and colorimetrics and improving water quality is achieved.
Patent Information
- Application Number
- CN202421235660.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-31
- Publication Date
- 2025-02-07
- Estimated Expiration
- 2034-05-31
AI Technical Summary
Existing sewage treatment devices are difficult to effectively deodorize during the treatment process, resulting in incomplete decomposition of organic matter in the sewage, accumulation of impurities and odor, affecting water quality and emission standards.
A sewage treatment device is designed, including a main body and a deodorizing mechanism. The main body includes a shell, disinfection chamber, ultraviolet disinfection lamp, water storage tank, ozone generator and activated carbon adsorption bed. The deodorizing mechanism removes organic matter and color in sewage and improves water quality by combining ultraviolet disinfection, ozone deodorization and activated carbon adsorption.
Through the multiple treatment methods of this device, the organic matter and color of the sewage are effectively removed, the water quality is improved, the sewage meets the emission standards, and the generation of odor is reduced.
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Figure CN222434310U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of sewage treatment devices, and in particular to a sewage treatment device. Background Art
[0002] Wastewater treatment refers to the process of removing pollutants from sewage through various methods and technologies to make it dischargeable, reusable or harmless to the environment. According to the nature of water pollution, there are two types of water pollution: one is natural pollution; the other is man-made pollution. Currently, man-made pollution is the most harmful to water bodies. Water pollution can be divided into three categories: chemical pollution, physical pollution and biological pollution according to the different pollutants.
[0003] For example, a Chinese patent with publication number CN215232375U discloses a sewage treatment device, including a U-shaped frame, a sewage treatment box is rotatably connected to the U-shaped frame, a built-in box is installed inside the sewage treatment box, a filter is detachably connected to the built-in box, a sleeve is installed inside the built-in box, and a limit rod is installed inside the sleeve, a butt joint pipe inserted in the sleeve is installed on the filter, and one end of the limit rod extends into the butt joint pipe and slides with the butt joint pipe, and a dirt cleaning mechanism is arranged on the sewage treatment box. The utility model proposes a sewage treatment device, which can facilitate the disassembly and installation of the filter in the sewage treatment device, and is convenient for cleaning impurities on the filter, and is convenient for people to use;
[0004] The technical solution recorded in the proposal filters impurities in sewage through a filter screen, and at the same time uses a handle inserted inside the sliding cover plate to make the bottom of the handle clean the dirt on the inner wall of the sewage treatment tank through a cleaning sleeve installed on the bottom plate. However, in actual use, the sewage treatment device is not convenient for deodorizing the sewage. When the organic matter in the sewage is not completely decomposed, it will accumulate in the water or at the bottom of the water, causing the water quality to deteriorate and produce odor, and make the sewage have color, thereby affecting the sewage discharge that meets the standards. Utility Model Content
[0005] In order to solve the above technical problems, the embodiment of the utility model provides a sewage treatment device, which is specifically implemented by the following technical solutions:
[0006] A sewage treatment device comprises a main body and a deodorizing mechanism, wherein the main body comprises a shell, a mounting frame is installed inside the shell, a three-way pipe is inserted inside the bottom end of the mounting frame, a pair of fixing frames are installed on one side of the inner wall of the shell near the bottom of the three-way pipe, a disinfection chamber is inserted between the pair of fixing frames, an ultraviolet disinfection lamp is installed inside the disinfection chamber, the bottom end of the three-way pipe is connected to the disinfection chamber through a second pipe, the deodorizing mechanism comprises a water tank, the water tank is arranged at the inner bottom end of the shell, and the water tank is connected to the disinfection chamber through a water inlet pipe, an aeration disk is installed on one side of the inner wall of the water tank, and an ozone generator is installed on the outer side of the water tank near the aeration disk, the air outlet of the ozone generator is connected to the aeration disk through a pipe, and an activated carbon adsorption bed is slidably connected to the inner center of the water tank.
[0007] Furthermore, a box cover is installed on the top of the water tank by bolts, and the box cover is composed of a horizontal plate and a vertical plate, and an inlet is provided on the upper end of the horizontal plate of the box cover, and a pair of rotating shafts are rotatably connected inside the vertical plate of the box cover, one end of the pair of rotating shafts passes through the box cover and extends to the inside of the water tank, and a plurality of stirring blades are installed on one side of the outside of the pair of rotating shafts.
[0008] The beneficial effect of adopting the above further scheme is that by setting a box cover, the box cover consists of a horizontal plate and a vertical plate, and the positive cross-section of the box cover is "L" shaped, and an inlet is set on the horizontal plate of the box cover to facilitate the deodorant to enter the water storage tank without affecting the rotating shaft inside the vertical plate of the box cover. By setting the rotating shaft, when the rotating shaft rotates, the stirring blades installed on the outside of the rotating shaft rotate, and a pair of stirring blades installed on the outside of the rotating shaft are staggered to improve the mixing efficiency of the deodorant and treated sewage.
[0009] Furthermore, a pair of rotating shafts are sleeved with driven bevel gears on the outside at one end away from the inside of the water tank, the inside of the tank cover is rotatably connected with a transmission rod, and the outside of the transmission rod is sleeved with a driving bevel gear near the driven bevel gear, and the driving bevel gear and the driven bevel gear are meshed with each other.
[0010] The beneficial effect of adopting the above further scheme is that by setting a transmission rod, when the transmission rod rotates, it will drive a pair of driving bevel gears in opposite directions mounted on its outside to rotate. Since the driving bevel gear is meshed with the driven bevel gear close to its outside, the rotation of the driven bevel gear and the rotating shaft is realized.
[0011] Furthermore, a worm wheel is sleeved at the outer center of the transmission rod, and a worm is rotatably connected to the inside of the box cover near the worm wheel. The worm and the worm wheel are meshed with each other. A motor is installed on the upper end of the vertical plate of the box cover, and the output end of the motor is transmission-connected to the worm through a coupling.
[0012] The beneficial effect of adopting the above further scheme is that by setting up a motor, since the motor and the worm are connected by a coupling, when the motor rotates, it will drive the worm to rotate. Since the worm and the worm wheel are meshing, the worm wheel rotates. At the same time, the worm wheel is sleeved on the outside of the transmission rod, thereby realizing the rotation of the transmission rod.
[0013] Furthermore, a drain pipe is installed on the external side of the water storage tank away from the ozone generator, one end of the drain pipe extends to the outside of the shell, and a valve is sleeved on the outside of one end of the drain pipe.
[0014] The beneficial effect of adopting the above further solution is that by providing a valve and a drain pipe, when the valve is opened, it is convenient to discharge the treated and precipitated water inside the water storage tank.
[0015] Furthermore, a U-shaped frame is installed on one side of the exterior of the shell, a filter is inserted inside the U-shaped frame, a pump is installed at the inner bottom end of the shell near the bottom of the mounting frame, and a pair of clamps are installed on one side of the inner wall of the shell near the front of the tee pipe, and cartridges are inserted inside the pair of clamps.
[0016] The beneficial effect of adopting the above further scheme is that by setting a filter, when sewage enters the interior of the filter through the pipe and the water inlet of the filter, impurities or solid particles in the sewage are removed, and by setting a clamp, since the clamp is installed on the inner wall of the shell, when the cartridge is inserted into the clamp and fastened by bolts, a tight connection between the cartridge and the inner wall of the shell is achieved.
[0017] Furthermore, the water outlet of the filter is connected to the input end of the pump through a first connecting pipe, the output end of the pump is connected to the end of the three-way pipe away from the inner wall of the shell through a second connecting pipe, the three-way pipe is connected to the cartridge through a third connecting pipe at the end away from the inner wall of the mounting frame, and the bottom end of the cartridge is connected to the disinfection chamber through a first pipe.
[0018] The beneficial effect of adopting the above-mentioned further scheme is that by setting up a pump, when it is working, it is convenient to inject the water inside the filter into the three-way pipe through the first connecting pipe and the second connecting pipe, and then a part of the sewage enters the interior of the cartridge through the third connecting pipe, mixes with the medicine and enters the interior of the disinfection chamber through the first pipe, and the other part of the sewage will directly enter the interior of the disinfection chamber through the second pipe. At the same time, a manual valve is set on the outside of the second pipe to control the flow of sewage inside the second pipe, thereby controlling the flow of sewage entering the interior of the cartridge.
[0019] Furthermore, a top cover is hingedly connected to the top of the shell, and a back plate is hingedly connected to the back of the shell, and grooves are provided inside the back plate and the top cover.
[0020] The beneficial effect of adopting the above further solution is that, by providing the top cover and the back plate, it is convenient to repair the equipment inside the shell.
[0021] The beneficial effects of the utility model are as follows: the utility model obtains a sewage treatment device through the above design. In this sewage treatment device, sewage first enters the interior of the filter through the pipe and the water inlet of the filter to remove impurities or solid particles in the sewage. By setting a pump, it is convenient to inject the water inside the filter into the three-way pipe through the first connecting pipe and the second connecting pipe. A part of the sewage enters the interior of the cartridge through the third connecting pipe, mixes with the medicine and enters the interior of the disinfection chamber through the first pipe. The other part of the sewage directly enters the interior of the disinfection chamber through the second pipe. By setting the disinfection chamber and setting an ultraviolet disinfection lamp inside the disinfection chamber, the sewage is disinfected. The disinfected water enters the water storage tank through the water inlet pipe. An ozone generator is set up, and the ozone generator is connected to the aeration plate through a pipe, so that the ozone enters the sewage through the aeration plate to remove organic matter and color in the sewage, improve the water quality, and carry out secondary disinfection of the sewage. The impurities in the sewage are adsorbed by the activated carbon adsorption bed. The inlet is set to facilitate the placement of the deodorant. The motor is set to make the worm drive the worm wheel to rotate, realize the rotation of the transmission rod and the active bevel gear, and drive the driven bevel gear, the rotating shaft and the stirring blade to rotate, so that the deodorant and water are fully mixed and then stop rotating, so that the sewage is precipitated inside the water storage tank after a series of treatments. BRIEF DESCRIPTION OF THE DRAWINGS
[0022] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.
[0023] Figure 1 A three-dimensional structure diagram of a sewage treatment device provided by the utility model Figure 1 ;
[0024] Figure 2 A schematic diagram of the three-dimensional structure inside a shell of a sewage treatment device provided by the utility model;
[0025] Figure 3 This is a schematic diagram of the exploded three-dimensional structure of a disinfection chamber of a sewage treatment device provided by the utility model;
[0026] Figure 4 A cross-sectional view of a water storage tank of a sewage treatment device provided by the utility model;
[0027] Figure 5The utility model provides a schematic side section diagram of a water storage tank of a sewage treatment device.
[0028] In the figure: 100, main body; 1001, shell; 1002, U-shaped frame; 1003, filter; 1004, mounting frame; 1005, pump; 1006, three-way pipe; 1007, clamp; 1008, cartridge; 1009, fixing frame; 1010, disinfection chamber; 1011, ultraviolet disinfection lamp; 1012, water inlet pipe; 1013, top cover; 1014, back plate; 200 , deodorizing mechanism; 2001, water storage tank; 2002, aeration plate; 2003, ozone generator; 2004, activated carbon adsorption bed; 2005, tank cover; 2006, motor; 2007, worm; 2008, transmission rod; 2009, worm wheel; 2010, driving bevel gear; 2011, rotating shaft; 2012, driven bevel gear; 2013, stirring blade; 2014, drain pipe. DETAILED DESCRIPTION
[0029] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0030] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present invention.
[0031] Embodiment 1
[0032] The utility model provides the following technical solutions: Figure 1-Figure 5As shown, a sewage treatment device includes a main body 100 and a deodorizing mechanism 200, the main body 100 includes a shell 1001, a mounting frame 1004 is installed inside the shell 1001, a three-way pipe 1006 is inserted inside the bottom end of the mounting frame 1004, a pair of fixing frames 1009 are installed on one side of the inner wall of the shell 1001 near the bottom of the three-way pipe 1006, a disinfection chamber 1010 is inserted between the pair of fixing frames 1009, an ultraviolet disinfection lamp 1011 is installed inside the disinfection chamber 1010, the bottom end of the three-way pipe 1006 is connected to the disinfection chamber 1010 through a second pipe, the deodorizing mechanism 200 includes a water storage tank 2001, the water storage tank 2001 is arranged at the bottom end of the shell 1001, and the water storage tank 2001 is connected to the disinfection chamber 1010 through a water inlet pipe 1012, an aeration plate 2002 is installed on one side of the inner wall of the water storage tank 2001, and the storage tank 2001 is connected to the disinfection chamber 1010 through a water inlet pipe 1012. An ozone generator 2003 is installed on the outer side of the water tank 2001 near the aeration plate 2002. The air outlet of the ozone generator 2003 is connected to the aeration plate 2002 through a pipe. An activated carbon adsorption bed 2004 is slidably connected to the inner center of the water tank 2001. A disinfection chamber 1010 is provided, and an ultraviolet disinfection lamp 1011 is provided inside the disinfection chamber 1010 to disinfect the sewage. An inlet pipe 1012 is provided to facilitate the disinfected water to enter the interior of the water tank 2001 through the inlet pipe 1012. An ozone generator 2003 is provided, and the ozone generator 2003 is connected to the aeration plate 2002 through a pipe, so that ozone enters the sewage through the aeration plate 2002, removes organic matter and color in the sewage, and disinfects the sewage for a second time. An activated carbon adsorption bed 2004 is provided to adsorb impurities in the sewage.
[0033] Embodiment 2
[0034] Reference Figure 1-Figure 5As shown, a tank cover 2005 is installed at the top of the water tank 2001 by bolts, and the tank cover 2005 is composed of a horizontal plate and a vertical plate, and an inlet is provided at the upper end of the horizontal plate of the tank cover 2005, and a pair of rotating shafts 2011 are rotatably connected inside the vertical plate of the tank cover 2005, one end of the pair of rotating shafts 2011 passes through the tank cover 2005 and extends to the inside of the water tank 2001, and a plurality of stirring blades 213 are installed on one side of the outer side of the pair of rotating shafts 2011, and the pair of rotating shafts 2011 are away from each other. The outer end of the water tank 2001 is sleeved with a driven bevel gear 2012, the inner part of the box cover 2005 is rotatably connected to a transmission rod 2008, the outer part of the transmission rod 2008 is sleeved with a driving bevel gear 2010 near the driven bevel gear 2012, the driving bevel gear 2010 and the driven bevel gear 2012 are meshed with each other, the outer center of the transmission rod 2008 is sleeved with a worm gear 2009, the inner part of the box cover 2005 is rotatably connected to the worm gear 2009 The worm 2007 and the worm wheel 2009 are meshed with each other. A motor 2006 is installed on the upper end of the vertical plate of the box cover 2005. The output end of the motor 2006 is connected to the worm 2007 through a coupling. A drain pipe 2014 is installed on the side of the water storage tank 2001 away from the outside of the ozone generator 2003. One end of the drain pipe 2014 extends to the outside of the shell 1001, and a valve is set on the outside of the drain pipe 2014. The deodorant is conveniently placed in the water tank 2001. By setting the motor 2006, the worm 2007 drives the worm wheel 2009 to rotate, so as to realize the rotation of the transmission rod 2008 and the active bevel gear 2010, and drive the driven bevel gear 2012, the rotating shaft 2011 and the stirring blade 2013 to rotate, so that the deodorant and water are fully mixed and then stop rotating, so that the sewage is settled in the water tank 2001 for a certain period of time after a series of treatments, and the drainage pipe 2014 is set to facilitate the discharge of the precipitated sewage.
[0035] Embodiment 3
[0036] Reference Figure 1-Figure 5As shown, a U-shaped frame 1002 is installed on one side of the exterior of the shell 1001, a filter 1003 is inserted inside the U-shaped frame 1002, a pump 1005 is installed at the inner bottom end of the shell 1001 near the bottom of the mounting frame 1004, and a pair of clamps 1007 are installed on one side of the inner wall of the shell 1001 near the front of the tee 1006, a cartridge 1008 is inserted inside the pair of clamps 1007, a water outlet of the filter 1003 is connected to the input end of the pump 1005 through a first connecting pipe, an output end of the pump 1005 is connected to one end of the tee 1006 away from the inner wall of the shell 1001 through a second connecting pipe, the tee 1006 is connected to the cartridge 1008 at one end away from the inner wall of the mounting frame 1004 through a third connecting pipe, and the cartridge 1008 The bottom end is connected to the disinfection chamber 1010 through a first pipe, a top cover 1013 is hinged inside the top of the shell 1001, and a back plate 1014 is hinged inside the back of the shell 1001, and grooves are provided inside the back plate 1014 and the top cover 1013. By setting the filter 1003, it is convenient for sewage to enter the interior of the filter 1003 through a pipe connected to the water inlet of the filter 1003. By setting the pump 1005, it is convenient to inject the water inside the filter 1003 into the three-way pipe 1006 through the first connecting pipe and the second connecting pipe. A part of the sewage enters the interior of the cartridge 1008 through the third connecting pipe, mixes with the medicine and enters the interior of the disinfection chamber 1010 through the first pipe, and the other part of the sewage directly enters the interior of the disinfection chamber 1010 through the second pipe.
[0037] Specifically, the working principle of this sewage treatment device is as follows: when in use, the sewage is first passed through the pipe and the water inlet of the filter 1003 into the interior of the filter 1003 to remove impurities or solid particles in the sewage, and the water inside the filter 1003 is injected into the three-way pipe 1006 through the first connecting pipe and the second connecting pipe by starting the pump 1005. A part of the sewage enters the interior of the cartridge 1008 through the third connecting pipe, mixes with the agent and enters the interior of the disinfection chamber 1010 through the first pipe, and another part of the sewage directly enters the interior of the disinfection chamber 1010 through the second pipe. The manual valve arranged outside the second pipe can control the flow of sewage inside the second pipe, thereby controlling the flow of sewage entering the interior of the cartridge 1008. After the sewage enters the disinfection chamber 1010, it will be disinfected under the irradiation of the ultraviolet disinfection lamp 1011, and the water after disinfection The ozone generator 2003 is started to allow ozone to enter the sewage through the aeration plate 2002 to remove organic matter and chromaticity in the sewage and perform secondary disinfection on the sewage. The sewage passes through the activated carbon adsorption bed 2004 to adsorb impurities in the sewage. The deodorant is placed in the water tank 2001 through the inlet. The motor 2006 is started to drive the worm 2007 to rotate the worm wheel 2009, which drives the transmission rod 2008 and the active bevel gear 2010 to rotate, and then drives the driven bevel gear 2012, the rotating shaft 2011 and the stirring blade 2013 to rotate, so that the deodorant and water are fully mixed and then stop rotating. After a series of treatments, the sewage is allowed to settle in the water tank 2001 for a certain period of time, and then the valve outside the drain pipe 214 is opened to discharge the precipitated sewage through the drain pipe 2014.
[0038] It should be noted that, for a sewage treatment device, the specific models and specifications of the filter 1003, pump 1005, ultraviolet disinfection lamp 1011, aeration plate 2002, ozone generator 2003 and motor 2006 need to be selected and determined according to the actual specifications of the device. The specific selection calculation method adopts the existing technology in the field, so it will not be described in detail.
[0039] A sewage treatment device, the power supply and principle of the filter 1003, pump 1005, ultraviolet disinfection lamp 1011, aeration plate 2002, ozone generator 2003 and motor 2006 are clear to those skilled in the art and will not be described in detail here.
[0040] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.
Claims
1. A sewage treatment device, characterized in that: The invention comprises a main body (100) and a deodorizing mechanism (200), wherein the main body (100) comprises a shell (1001), a mounting frame (1004) is installed inside the shell (1001), a three-way pipe (1006) is inserted inside the bottom end of the mounting frame (1004), a pair of fixing frames (1009) are installed on one side of the inner wall of the shell (1001) close to the bottom of the three-way pipe (1006), a disinfection cavity (1010) is inserted between the pair of fixing frames (1009), an ultraviolet disinfection lamp (1011) is installed inside the disinfection cavity (1010), and the bottom end of the three-way pipe (1006) is connected to the disinfection cavity (1010) through a second pipe. The deodorizing mechanism (200) comprises a water tank (2001), the water tank (2001) being arranged at the inner bottom end of the shell (1001), and the water tank (2001) being connected to the disinfection chamber (1010) via a water inlet pipe (1012), an aeration plate (2002) being installed on one side of the inner wall of the water tank (2001), and an ozone generator (2003) being installed on the outer side of the water tank (2001) close to the aeration plate (2002), the air outlet of the ozone generator (2003) being connected to the aeration plate (2002) via a pipe, and an activated carbon adsorption bed (2004) being slidably connected to the inner center of the water tank (2001).
2. A sewage treatment device according to claim 1, characterized in that: A box cover (2005) is installed at the top of the water storage tank (2001) by means of bolts. The box cover (2005) is composed of a horizontal plate and a vertical plate. An inlet is provided at the upper end of the horizontal plate of the box cover (2005). A pair of rotating shafts (2011) are rotatably connected inside the vertical plate of the box cover (2005). One end of the pair of rotating shafts (2011) passes through the box cover (2005) and extends into the water storage tank (2001). A plurality of stirring blades (2013) are installed on one side of the outside of the pair of rotating shafts (2011).
3. A sewage treatment device according to claim 2, characterized in that: A pair of rotating shafts (2011) are sleeved with driven bevel gears (2012) at the ends away from the inside of the water tank (2001), the inside of the tank cover (2005) is rotatably connected with a transmission rod (2008), the outside of the transmission rod (2008) is sleeved with a driving bevel gear (2010) near the driven bevel gear (2012), and the driving bevel gear (2010) and the driven bevel gear (2012) are meshed with each other.
4. A sewage treatment device according to claim 3, characterized in that: A worm wheel (2009) is sleeved at the outer center of the transmission rod (2008), and a worm (2007) is rotatably connected to the interior of the box cover (2005) near the worm wheel (2009), and the worm (2007) and the worm wheel (2009) are meshed with each other. A motor (2006) is installed at the upper end of the vertical plate of the box cover (2005), and the output end of the motor (2006) is transmission-connected to the worm (2007) via a coupling.
5. A sewage treatment device according to claim 4, characterized in that: The water tank (2001) is provided with a drain pipe (2014) on the external side away from the ozone generator (2003), one end of the drain pipe (2014) extends to the outside of the shell (1001), and a valve is sleeved on the outside of one end of the drain pipe (2014).
6. A sewage treatment device according to claim 1, characterized in that: A U-shaped frame (1002) is installed on one side of the exterior of the shell (1001), a filter (1003) is inserted inside the U-shaped frame (1002), a pump (1005) is installed at the inner bottom end of the shell (1001) close to the bottom of the mounting frame (1004), and a pair of clamps (1007) are installed on one side of the inner wall of the shell (1001) close to the front of the tee (1006), and a cartridge (1008) is inserted inside the pair of clamps (1007).
7. A sewage treatment device according to claim 6, characterized in that: The water outlet of the filter (1003) is connected to the input end of the pump (1005) through a first connecting pipe, and the output end of the pump (1005) is connected to the end of the three-way pipe (1006) away from the inner wall of the shell (1001) through a second connecting pipe. The end of the three-way pipe (1006) away from the inner wall of the mounting frame (1004) is connected to the cartridge (1008) through a third connecting pipe, and the bottom end of the cartridge (1008) is connected to the disinfection chamber (1010) through a first pipeline.
8. A sewage treatment device according to claim 7, characterized in that: A top cover (1013) is hingedly connected to the top of the shell (1001), and a back plate (1014) is hingedly connected to the back of the shell (1001), and grooves are provided inside the back plate (1014) and the top cover (1013).
Citation Information
Patent Citations
Sewage treatment device
CN215232375U