CN213853484U - Sewage treatment equipment easy to clean - Google Patents
Sewage treatment equipment easy to clean Download PDFInfo
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- CN213853484U CN213853484U CN202022248989.1U CN202022248989U CN213853484U CN 213853484 U CN213853484 U CN 213853484U CN 202022248989 U CN202022248989 U CN 202022248989U CN 213853484 U CN213853484 U CN 213853484U
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- length direction
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- filter
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Abstract
The utility model discloses an easy abluent sewage treatment device, include: the top of the shell is provided with a sewage inlet, and the bottom of the shell is provided with a purified water outlet and an impurity outlet; the filter plates are gradually inclined downwards along the length direction of the shell, and a plurality of filter holes are formed in the middle of each filter plate at intervals; the guide plates are arranged right below the other filter plates except the bottommost filter plate, the guide plates gradually incline downwards along the length direction of the shell, and one end of each guide plate with higher height is opposite to one end of the corresponding filter plate with lower height; the top of the clapboard is fixedly connected with the tail end of the end with lower height on the filter plate at the bottommost part, and the bottom of the clapboard is fixedly connected with the bottom of the shell; each filter plate corresponds to one spray head, and the water spray holes of the spray heads are opposite to the middle parts of the corresponding filter plates. The utility model discloses a set up the shower nozzle, conveniently wash the filter plate, and through setting up the polylith filter plate for the treatment effeciency is higher.
Description
Technical Field
The utility model relates to a sewage treatment technical field. More particularly, the present invention relates to an easily cleaned sewage treatment apparatus.
Background
Sewage treatment plant can handle back recycle or directly discharge into the river course to sewage to water economy resource, avoid environmental pollution, but current sewage treatment plant has the filter screen and easily blocks up, inconvenient washing, the lower scheduling problem of treatment effeciency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an easy abluent sewage treatment device, through setting up the shower nozzle, the convenience is washd the filter plate, and through setting up the polylith filter plate for the treatment effeciency is higher.
To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided an easily cleaned sewage treatment apparatus, comprising:
the sewage treatment device comprises a shell, a sewage treatment device and a sewage treatment device, wherein the shell is in a hollow cuboid shape, the top of the shell is provided with a sewage inlet, and the bottom of the shell is provided with a purified water outlet and an impurity outlet;
the filter plates are arranged in the shell at intervals in the vertical direction, are rectangular and gradually incline downwards along the length direction of the shell, one side edge of each filter plate arranged at intervals along the length direction is separated from one inner side wall of the shell arranged at intervals along the length direction by a certain distance and is lower in height, the other three side edges of each filter plate are respectively fixed with the other three inner side walls of the shell and are in seamless connection, a plurality of filter holes are arranged at intervals in the middle of each filter plate, one end of the topmost filter plate with higher height is opposite to the sewage inlet, and the purified water outlet is opposite to the bottommost filter plate;
the guide plates are rectangular and gradually incline downwards along the length direction of the shell, two side edges arranged at intervals along the length direction of the guide plates are respectively opposite to two ends arranged at intervals along the length direction of the filter plates on the guide plates and are respectively separated from two inner side walls arranged at intervals along the length direction of the shell at a certain distance, two side edges arranged at intervals along the width direction of the guide plates on the guide plates are respectively fixed with two inner side walls arranged at intervals along the width direction of the shell on the guide plates and are connected in a seamless mode, and one end with higher height on the guide plates is opposite to one end with lower height on the corresponding filter plates on the guide plates;
the partition plate is arranged in the shell along the vertical direction, the top of the partition plate is fixed with the tail end of one end, with the lower height, of the filter plate at the bottommost part and is in seamless connection with the tail end of the filter plate at the bottommost part, the bottom of the partition plate is fixed with the bottom of the shell and is in seamless connection with the bottom of the shell, two side edges of the partition plate are respectively fixed with two inner side walls, arranged on the shell at intervals along the width direction of the shell, and are in seamless connection with the inner side walls, and the purified water outlet and the impurity outlet are respectively positioned at two sides of the partition plate;
and the plurality of spray heads are arranged on the other side wall of the shell at intervals along the length direction of the shell at intervals along the vertical direction, each filter plate corresponds to one spray head, and the water spray holes of the spray heads are opposite to the middle parts of the corresponding filter plates.
Preferably, in the sewage treatment device easy to clean, the guide plate and the filter plate above the guide plate are separated by a certain distance, except for the bottommost spray head, other spray heads are arranged on the shell in a penetrating mode and are connected with the shell in a rotating mode, except for the bottommost spray head, the other spray heads can rotate upwards until all water spray holes of the spray heads are opposite to the middle of the corresponding filter plate, the spray heads rotate downwards until water sprayed by the spray heads is parallel to the corresponding guide plate, one part of the water spray holes are located above the corresponding guide plate, and the other part of the water spray holes are located below the corresponding guide plate.
Preferably, the easy-to-clean sewage treatment apparatus further comprises:
the filter comprises a frame body, wherein the frame body is hollow inside and has an open rectangular top, a plurality of water outlet holes are formed in the bottom of the frame body at intervals, a packing layer is arranged in the frame body, the frame body is positioned in an area defined by the bottommost filter plate, a partition plate and a shell, the frame body and the bottom of the shell are separated by a certain distance, and the packing layer is opposite to all filter holes in the bottommost filter plate.
Preferably, in the sewage treatment device easy to clean, an opening is formed in another side wall of the shell, the opening is opposite to the frame body, the frame body can penetrate through the opening along the length direction of the shell, one end of the frame body, which is arranged along the length direction of the frame body, is attached to the partition plate, a caster is arranged at the bottom of the frame body, the other end of the frame body is separated from another side wall of the shell, which is arranged along the length direction of the shell body, by a certain distance, a supporting plate is arranged on the frame body, the supporting plate is located in the opening, the bottom of the supporting plate is flush with the bottom of the opening, the other end of the supporting frame body, which is arranged along the length direction of the supporting frame body, and the caster is located at the bottom of the shell body.
Preferably, in the sewage treatment apparatus easy to clean, the bottom of the frame is flush with the bottom of the opening.
Preferably, in the sewage treatment device easy to clean, the other end of the frame body arranged at intervals along the length direction of the frame body is provided with a pull handle, and when the frame body passes through the opening, the pull handle can also pass through the opening.
Preferably, in the sewage treatment device easy to clean, the top of the housing is rotatably connected with one side wall of the housing arranged at intervals along the length direction of the housing, and can rotate to be on the same plane with one side wall of the housing arranged at intervals along the length direction of the housing.
Preferably, easy abluent sewage treatment device in, two lateral walls that set up along the width direction interval of casing on the framework respectively with the casing on laminate along two inside wall homogeneous phases of its width direction interval setting, the top of the other end that sets up along its length direction interval on the framework is provided with a baffle, the baffle is parallel along the other end that its length direction interval set up on with the framework, and the width equals, the baffle is located the below of the higher one end of height on the filter plate of bottommost, when the framework passes the opening, the baffle also can pass the opening, all follow the top of the one end that its length direction interval set up from the edge to the center downward sloping gradually of framework on two lateral walls that the width direction interval set up of casing and the framework on the framework.
The utility model discloses at least, include following beneficial effect:
the utility model discloses set up polylith filter plate and packing layer in the casing for sewage can be discharged after being filtered step by step, has improved filtration efficiency.
The utility model discloses can wash filter plate and deflector through the shower nozzle for the device is inside easily to be washd, and can prevent that the filtration pore on the filter plate from blockking up and can't filter.
The utility model discloses a frame can be removed to the push-and-pull handle for the frame is easily pulled out and is pushed, and then conveniently changes the packing layer.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural view of an easy-to-clean sewage treatment apparatus according to an embodiment of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It should be noted that, in the description of the present invention, the terms "lateral", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1, the utility model provides an easy abluent sewage treatment device, include:
a housing 100 having a hollow rectangular parallelepiped shape, the housing 100 having a sewage inlet 101 at a top thereof and a purified water outlet 102 and an impurity outlet 103 at a bottom thereof;
a plurality of filter plates 110, which are vertically arranged in the housing 100 at intervals, wherein each filter plate 110 is rectangular and gradually inclines downwards along the length direction of the housing 100, one side edge of each filter plate 110 (as shown in fig. 1, the side edge on the right side of the filter plate 110) arranged at intervals along the length direction is separated from one inner side wall of the housing 100 (as shown in fig. 1, the side wall on the right side of the housing 100) arranged at intervals along the length direction by a certain distance and has a lower height, the other three side edges of each filter plate 110 are respectively fixed with the other three inner side walls of the housing 100 and are connected seamlessly, a plurality of filter holes are arranged in the middle of each filter plate 110 at intervals, if one end with the higher height on each filter plate 110 is provided with a filter hole, impurities in sewage from top to bottom are easily blocked in the filter hole at the end with the higher height on each filter plate 110, if one end with the lower height on each filter plate 110 is provided with a filter hole, the impurities are easily clamped between the lower end of the filter plate 110 and the higher end of the guide plate 120, the higher end of the topmost filter plate 110 is opposite to the sewage inlet 101, and the clean water outlet 102 is opposite to the bottommost filter plate 110;
a plurality of guide plates 120, except for the bottommost filter plate 110, a guide plate 120 is arranged right below the other filter plates 110, the guide plates 120 are rectangular, and is gradually inclined downward along the length direction of the housing 100, two sides of the guide plate 120 spaced along the length direction thereof (as shown in fig. 1, left and right sides of the guide plate 120) are respectively opposed to two ends of the filter plate 110 spaced along the length direction thereof, and are spaced apart from two inner sidewalls (as shown in fig. 1, sidewalls on left and right sides of the case 100) of the case 100, which are spaced apart from each other in a length direction thereof, respectively, two side edges of the guide plate 120, which are spaced apart from each other in a width direction thereof, are fixed to two inner sidewalls of the case 100, which are spaced apart from each other in the width direction thereof, the end with higher height of the guide plate 120 is opposite to the end with lower height of the corresponding filter plate 110;
the partition plate 130 is vertically arranged in the casing 100, the top of the partition plate 130 is fixed to the end of the lower end of the bottommost filter plate 110 and is connected to the bottom of the casing 100 in a seamless manner, the two sides of the partition plate 130 are respectively fixed to the two inner side walls of the casing 100 arranged at intervals in the width direction and are connected to the two inner side walls in a seamless manner, and the purified water outlet 102 and the impurity outlet 103 are respectively positioned on the two sides of the partition plate 130;
and a plurality of nozzles 140 that are vertically spaced apart from one another on the casing 100 along the other side wall (as shown in fig. 1, the left side wall of the casing 100) spaced apart from one another along the length direction thereof, each filter sheet 110 corresponding to one of the nozzles 140, and the water discharge holes of the nozzles 140 being opposed to the middle portions of the corresponding filter sheets 110.
When the sewage treatment equipment easy to clean provided by the scheme is used, sewage is led in through the sewage inlet 101, gradually flows downwards along the filter plates 110 and the guide plate 120 at all levels, is continuously filtered by the filter holes on the filter plates 110 at all levels, and finally flows out through the purified water outlet 102, and impurities filtered by the filter plates 110 at all levels downwards along the filter plates 110 and are finally discharged through the impurity outlet 103. When the filter holes on the filter plate 110 are blocked more, the corresponding high-pressure nozzles 140 are opened, so that the impurities in the filter holes can be sprayed out, and the sprayed impurities are discharged through the impurity outlet 103.
In another embodiment, in the sewage treatment apparatus easy to clean, the guide plate 120 is spaced apart from the filter plate 110 above the guide plate 120 by a certain distance, so that the impurities on the guide plate 120 can be sprayed out through the opening between the two, except for the bottom nozzle 140, other nozzles 140 are inserted into the housing 100 and are rotatably connected to the housing 100 (for example, the housing 100 is provided with a hole large enough for the nozzle 140 to pass through, so that when the nozzle 140 is held by a person, the nozzle 140 can rotate in the hole, and when the nozzle 140 is not used, the nozzle 140 can be removed or hung in the hole), except for the bottom nozzle 140, other nozzles 140 can rotate upward until all the water spraying holes thereof are opposite to the middle part of the corresponding filter plate 110, so that the water sprayed from the nozzle 140 can spray all the impurities in the filter holes of the corresponding filter plate 110, and rotate downward until the water sprayed from the nozzle 140 is parallel to the corresponding guide plate 120, and a part of the water spray holes are located above the corresponding guide plate 120, and another part of the water spray holes are located below the corresponding guide plate 120 (as shown in fig. 1), so that the water sprayed from the spray head 140 can spray all the impurities on the upper surface and the lower surface of the guide plate 120 onto one sidewall of the housing 100 spaced along the length direction thereof, and then downward along one sidewall of the housing 100 spaced along the length direction thereof (as shown in fig. 1, the sidewall on the right side of the housing 100), and is discharged through the impurity outlet 103.
In another aspect, the easy-to-clean sewage treatment apparatus further includes:
the frame body 150 is hollow and has an open top, a plurality of water outlet holes are formed at intervals in the bottom of the frame body 150, a packing layer 160 is arranged in the frame body 150, the frame body 150 is located in an area defined by the bottommost filter plate 110, the partition plate 130 and the shell 100, the frame body 150 is spaced from the bottom of the shell 100 by a certain distance, and the packing layer 160 is opposite to all the filter holes in the bottommost filter plate 110. The packing layer 160 is provided in the frame 150, so that the water filtered by the bottommost filter sheet 110 further flows into the frame 150, is filtered by the packing layer 160, and is discharged through the clean water outlet 102.
In another embodiment, in the easily cleaned sewage treatment apparatus, an opening 104 is disposed on another side wall of the housing 100 spaced apart along the length direction, the opening 104 is opposite to the frame 150, the frame 150 (the length direction of the frame 150 is the same as the length direction of the housing 100) can pass through the opening 104 along the length direction of the housing 100, so that the frame 150 can be taken out and the packing layer 160 can be replaced, one end of the frame 150 spaced apart along the length direction is attached to the partition 130, and a caster is disposed at the bottom thereof, the other end is spaced apart from another side wall of the housing 100 spaced apart along the length direction (as shown in fig. 1, the left side wall of the housing 100) and is provided with a support plate 151, the support plate 151 is disposed in the opening 104, and the bottom thereof is flush with the bottom of the opening 104, so as to support the other end of the frame 150 spaced apart along the length direction thereof, casters are located on the bottom of the housing 100. One end of the frame 150 is supported by casters, and the other end is supported by the supporting plate 151, and the frame 150 can be pulled outward by pulling the supporting plate 151 or the other end of the frame 150, so as to replace the packing layer 160.
In another embodiment, the bottom of the frame 150 is flush with the bottom of the opening 104 in the easy-to-clean sewage treatment apparatus. When the other end of the support plate 151 or the frame 150 is pulled in this way, the frame 150 is always placed on the housing 100, and the other end of the frame 150 can be prevented from being inclined.
In another embodiment, in the easily cleaned sewage treatment apparatus, a handle is disposed at the other end of the frame 150 spaced along the length direction thereof, and when the frame 150 passes through the opening 104, the handle can also pass through the opening 104. The frame 150 can be pulled out by pulling the handle.
In another embodiment, in the easy-to-clean sewage treatment apparatus, the top of the housing 100 is rotatably connected to a sidewall (as shown in fig. 1, a sidewall on the right side of the housing 100) of the housing 100 spaced along the length direction thereof, and can be rotated to be in the same plane as a sidewall of the housing 100 spaced along the length direction thereof (the dotted line shown in fig. 1 is a state where the top of the housing 100 is rotated to be in the same plane as a sidewall of the housing 100 spaced along the length direction thereof). When the sprayer 140 sprays out impurities in the filter holes of the topmost filter plate 110, the impurities are easily sprayed onto the top of the housing 100, when the top of the housing 100 needs to be cleaned, the top of the housing 100 is rotated to be on the same plane with one side wall of the housing 100 arranged at intervals along the length direction thereof, that is, to be vertical, and the impurities on the top of the housing 100 are discharged through the impurity outlet 103 after going downwards along one side wall of the housing 100 arranged at intervals along the length direction thereof (as shown in fig. 1, the side wall on the right side of the housing 100) under the action of gravity. Or after the top of the housing 100 is rotated to be vertical, water is sprayed from the topmost part of the housing, so that the water flows downwards along the top of the housing 100 and one side wall of the housing 100 arranged at intervals along the length direction of the housing, and the impurities are pushed to the impurity outlet 103 through the water flow.
In another embodiment, in the sewage treatment apparatus easy to clean, two side walls spaced along the width direction of the housing 100 on the frame 150 are respectively attached to two inner side walls spaced along the width direction of the housing 100, a baffle 152 is disposed at the top of the other end spaced along the length direction of the frame 150, the baffle 152 is parallel to the other end spaced along the length direction of the frame 150, and has the same width, the baffle 152 is located below the higher end of the bottommost filter plate 110, when the frame 150 passes through the opening 104, the baffle 152 can also pass through the opening 104, and the height of the frame 150 is indirectly increased by disposing the baffle 152, because two side walls spaced along the width direction of the housing 100 on the frame 150 are respectively attached to two inner side walls spaced along the width direction of the housing 100, and one end spaced along the length direction of the frame 150 is attached to the partition 130, when the water flow is large, the water flowing into the frame 150 can be prevented from overflowing from the top of the frame, the two side walls of the frame 150 spaced along the width direction of the casing 100 and the top of one end of the frame 150 spaced along the length direction are both gradually inclined downwards from the edge to the center of the frame 150, because the side walls of the frame 150 have a certain thickness, by the above arrangement, water flowing to the two side walls of the frame 150 spaced apart in the width direction of the housing 100 and the top of one end of the frame 150 spaced apart in the length direction thereof can easily flow into the frame 150, further, the baffle 152 prevents water flowing to the two sidewalls of the frame 150 spaced apart in the width direction of the housing 100 and the top of one end of the frame 150 spaced apart in the length direction from flowing horizontally to the top of the other end of the frame 150 spaced apart in the length direction and directly discharged from the purified water outlet 102.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (8)
1. Easy abluent sewage treatment device, its characterized in that includes:
the sewage treatment device comprises a shell, a sewage treatment device and a sewage treatment device, wherein the shell is in a hollow cuboid shape, the top of the shell is provided with a sewage inlet, and the bottom of the shell is provided with a purified water outlet and an impurity outlet;
the filter plates are arranged in the shell at intervals in the vertical direction, are rectangular and gradually incline downwards along the length direction of the shell, one side edge of each filter plate arranged at intervals along the length direction is separated from one inner side wall of the shell arranged at intervals along the length direction by a certain distance and is lower in height, the other three side edges of each filter plate are respectively fixed with the other three inner side walls of the shell and are in seamless connection, a plurality of filter holes are arranged at intervals in the middle of each filter plate, one end of the topmost filter plate with higher height is opposite to the sewage inlet, and the purified water outlet is opposite to the bottommost filter plate;
the guide plates are rectangular and gradually incline downwards along the length direction of the shell, two side edges arranged at intervals along the length direction of the guide plates are respectively opposite to two ends arranged at intervals along the length direction of the filter plates on the guide plates and are respectively separated from two inner side walls arranged at intervals along the length direction of the shell at a certain distance, two side edges arranged at intervals along the width direction of the guide plates on the guide plates are respectively fixed with two inner side walls arranged at intervals along the width direction of the shell on the guide plates and are connected in a seamless mode, and one end with higher height on the guide plates is opposite to one end with lower height on the corresponding filter plates on the guide plates;
the partition plate is arranged in the shell along the vertical direction, the top of the partition plate is fixed with the tail end of one end, with the lower height, of the filter plate at the bottommost part and is in seamless connection with the tail end of the filter plate at the bottommost part, the bottom of the partition plate is fixed with the bottom of the shell and is in seamless connection with the bottom of the shell, two side edges of the partition plate are respectively fixed with two inner side walls, arranged on the shell at intervals along the width direction of the shell, and are in seamless connection with the inner side walls, and the purified water outlet and the impurity outlet are respectively positioned at two sides of the partition plate;
and the plurality of spray heads are arranged on the other side wall of the shell at intervals along the length direction of the shell at intervals along the vertical direction, each filter plate corresponds to one spray head, and the water spray holes of the spray heads are opposite to the middle parts of the corresponding filter plates.
2. The sewage treatment apparatus easy to clean according to claim 1, wherein the guide plate is spaced apart from the filter plate above the guide plate, and the other nozzles except the bottom nozzle are inserted into the housing and rotatably connected to the housing, and the other nozzles except the bottom nozzle are rotated upward until the water discharge holes are all opposite to the middle portion of the corresponding filter plate, and rotated downward until the water discharged from the nozzles is parallel to the corresponding guide plate, and a part of the water discharge holes are located above the corresponding guide plate, and another part of the water discharge holes are located below the corresponding guide plate.
3. The easy-to-clean sewage treatment apparatus according to claim 1, further comprising:
the filter comprises a frame body, wherein the frame body is hollow inside and has an open rectangular top, a plurality of water outlet holes are formed in the bottom of the frame body at intervals, a packing layer is arranged in the frame body, the frame body is positioned in an area defined by the bottommost filter plate, a partition plate and a shell, the frame body and the bottom of the shell are separated by a certain distance, and the packing layer is opposite to all filter holes in the bottommost filter plate.
4. The sewage treatment apparatus easy to clean according to claim 3, wherein the housing has an opening on the other side wall spaced along the length direction thereof, the opening is opposite to the frame body, the frame body can pass through the opening along the length direction of the housing, one end of the frame body spaced along the length direction thereof is attached to the partition plate, and a caster is disposed on the bottom thereof, the other end is spaced from the other side wall spaced along the length direction thereof on the housing, and a support plate is disposed thereon, the support plate is disposed in the opening, and the bottom thereof is flush with the bottom of the opening to support the other end of the frame body spaced along the length direction thereof, and the caster is disposed on the bottom of the housing.
5. The easy-to-clean sewage treatment apparatus of claim 4 wherein the bottom of the frame is flush with the bottom of the opening.
6. The sewage treatment apparatus easy to clean according to claim 5, wherein the frame body is provided at the other end spaced apart along the length thereof with a pull handle, and when the frame body is passed through the opening, the pull handle is also passed through the opening.
7. The easy-to-clean wastewater treatment facility according to claim 1, wherein the top of the housing is pivotally connected to a sidewall of the housing spaced along its length and is capable of pivoting to be flush with a sidewall of the housing spaced along its length.
8. The sewage treatment apparatus easy to clean according to claim 6, wherein the two side walls of the frame body spaced apart in the width direction of the housing are respectively attached to the two inner side walls of the housing spaced apart in the width direction thereof, the frame body is provided at the top of the other end spaced apart in the length direction thereof with a baffle plate, the baffle plate is parallel to the other end spaced apart in the length direction thereof and has the same width, the baffle plate is located below the higher end of the bottommost filter plate, the baffle plate can pass through the opening when the frame body passes through the opening, and the two side walls of the frame body spaced apart in the width direction of the housing and the top of the one end of the frame body spaced apart in the length direction thereof are both inclined downward from the edge toward the center of the frame body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022248989.1U CN213853484U (en) | 2020-10-10 | 2020-10-10 | Sewage treatment equipment easy to clean |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022248989.1U CN213853484U (en) | 2020-10-10 | 2020-10-10 | Sewage treatment equipment easy to clean |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213853484U true CN213853484U (en) | 2021-08-03 |
Family
ID=77071162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022248989.1U Active CN213853484U (en) | 2020-10-10 | 2020-10-10 | Sewage treatment equipment easy to clean |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213853484U (en) |
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2020
- 2020-10-10 CN CN202022248989.1U patent/CN213853484U/en active Active
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