CN216513421U - Sewage treatment desliming machine - Google Patents

Sewage treatment desliming machine Download PDF

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Publication number
CN216513421U
CN216513421U CN202122770789.7U CN202122770789U CN216513421U CN 216513421 U CN216513421 U CN 216513421U CN 202122770789 U CN202122770789 U CN 202122770789U CN 216513421 U CN216513421 U CN 216513421U
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China
Prior art keywords
sludge
sewage treatment
pipeline
mud
cylinder
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CN202122770789.7U
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Chinese (zh)
Inventor
孙广锋
荣波
刘群生
张瑞超
孙爱民
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Cecep Laishui Environmental Protection Energy Co ltd
China National Environmental Protection Group Co ltd
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Cecep Laishui Environmental Protection Energy Co ltd
China National Environmental Protection Group Co ltd
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Abstract

The utility model belongs to the field of sewage treatment, and particularly relates to a sewage treatment desliming machine which comprises a primary dewatering mechanism, wherein concrete supporting seats are connected below two ends of the primary dewatering mechanism, a sludge outlet pipeline and a first water outlet pipe are communicated below the primary dewatering mechanism, the sludge outlet pipeline and the first water outlet pipe are positioned between the two concrete supporting seats, a second water outlet pipe which is obliquely arranged is communicated between the sludge outlet pipeline and the first water outlet pipe, a circulation pipeline which is obliquely arranged is communicated below the sludge outlet pipeline, a secondary dewatering mechanism is arranged in the sludge outlet pipeline, and a sludge conveying mechanism is arranged in the circulation pipeline. The utility model can effectively improve the sludge dewatering efficiency and meet the sewage treatment requirement.

Description

Sewage treatment desliming machine
Technical Field
The utility model belongs to the field of sewage treatment, and particularly relates to a sewage treatment desliming machine.
Background
The sewage treatment project is the largest subject in the whole environmental project, and the success or failure of the sewage treatment project mainly depends on the treatment of sludge generated after sewage treatment. Countless sewage treatment plants are established in cities and various factories in China, and sludge generated by the sewage treatment plants always troubles the normal operation of the plants. Which is a key in sludge treatment.
The sludge dewatering equipment used at present has the disadvantages of complex structure, high manufacturing cost, low dewatering efficiency, frequent mechanical accidents and frequent maintenance. If only through the mode of centrifugal dehydration, the dehydration rate is low, can't reach the dehydration requirement to blocky sludge dewatering effect is lower. Therefore, a deslimer for sewage treatment is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a sewage treatment deslimer to solve the problems.
In order to achieve the purpose, the utility model provides the following scheme: a sewage treatment deslimer comprises a primary dewatering mechanism, wherein concrete supporting seats are connected below two ends of the primary dewatering mechanism, a sludge outlet pipeline and a first water outlet pipe are communicated below the primary dewatering mechanism, the sludge outlet pipeline and the first water outlet pipe are positioned between the two concrete supporting seats, a second water outlet pipe which is obliquely arranged is communicated between the sludge outlet pipeline and the first water outlet pipe, a circulation pipeline which is obliquely arranged is communicated below the sludge outlet pipeline, a secondary dewatering mechanism is arranged in the sludge outlet pipeline, and a sludge conveying mechanism is arranged in the circulation pipeline;
the primary dewatering mechanism comprises a centrifuge body, a conical centrifugal impeller is arranged in the centrifuge body, and the centrifugal impeller is driven by a driving assembly; second grade dewatering mechanism includes first cylinder and the second drum that parallel arrangement and transmission are connected, first cylinder is through a motor drive, first cylinder with the second drum top with the import of going out the mud pipeline corresponds the setting, first cylinder outside part winding has the tarpaulin, second cylinder outside part winding has drainage cloth, drainage cloth is close to the lateral wall of first cylinder with the tarpaulin lateral wall butt sets up, drainage cloth is close to the inside wall of first cylinder with be provided with the clearance between the second drum.
Preferably, two first tensioning wheels are arranged in the waterproof cloth, the first tensioning wheels are arranged close to the inner side wall of the mud outlet pipeline, one of the first tensioning wheels is positioned on one side above the first roller, the other first tensioning wheel is positioned on one side below the first roller, and the waterproof cloth is wound on the outer sides of the first roller and the two first tensioning wheels; two second tensioning wheels are arranged in the water filtering cloth, one second tensioning wheel is located above the second roller, the other second tensioning wheel is located below the first roller, and the water filtering cloth is wound on the outer sides of the second roller and the two second tensioning wheels.
Preferably, a guide plate is obliquely arranged below the second tensioning wheel at the low end, the low end of the guide plate is arranged corresponding to the inlet of the second water outlet pipe, a mud scraping plate is fixedly connected to the high end of the guide plate, and one end of the mud scraping plate, which is far away from the guide plate, is arranged in contact with the outer side wall of the water filtering cloth.
Preferably, a sludge channel is formed in the small-diameter end of the centrifugal impeller, a sludge outlet is formed in one end, close to the center of the centrifugal impeller, of the sludge channel, the sludge outlet is communicated with the inner cavity of the centrifuge body, and a sludge feeding pipe is communicated with one end, far away from the sludge outlet, of the sludge channel.
Preferably, a sludge outlet is formed in the bottom of one end of the inner side of the centrifuge body, the sludge outlet is communicated with the sludge outlet pipeline, a first water outlet is formed in the bottom of the other end of the inner side of the centrifuge body, the first water outlet is communicated with the first water outlet pipe, the sludge outlet is close to the small-diameter end of the centrifugal impeller, and the first water outlet is close to the large-diameter end of the centrifugal impeller.
Preferably, the lower end of the circulation pipeline is communicated with the outlet of the sludge outlet pipeline, the sludge conveying mechanism comprises at least two belt pulleys rotatably connected to the inner side wall of the circulation pipeline, all the circulation pipelines are connected through belt transmission, and the belt pulleys at the lower end are driven by a second motor.
Preferably, the outer side of the belt is vertically and fixedly connected with a plurality of baffle plates at equal intervals.
Preferably, the first tension pulley and the second tension pulley are driven by vibration motors, respectively.
Preferably, the lower end of the second water outlet pipe is communicated with the middle part close to the first water outlet pipe.
Preferably, the driving assembly comprises a servo motor fixedly connected above the centrifuge body, and the servo motor is in transmission connection with one end of the centrifugal impeller through a transmission belt.
The utility model has the following technical effects: the flocculated sludge is centrifugally separated through a centrifugal impeller in the primary dewatering mechanism, so that the sludge is positioned at the edge of the centrifugal impeller, the sludge quickly moves to one end with a small outer diameter of the centrifugal impeller along with the rotation of the centrifugal impeller and is compressed, and the sludge dewatered by the primary dewatering mechanism enters a sludge outlet pipeline; water in the sludge is separated to one end with the larger outer diameter of the centrifugal impeller, and the water enters the first water outlet pipe; the sludge dehydrated by the primary dehydration mechanism enters between the waterproof cloth and the water filtering cloth, the sludge is extruded by the first roller and the second roller along with the increase of the amount of the sludge to form secondary compression, and the separated water permeates through the water filtering cloth and then enters the second water outlet pipe to be collected with the water of the first water outlet pipe; the dewatered sludge falls into a circulation pipeline and is conveyed to the next procedure by a sludge conveying mechanism.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic view of a dehydrator;
FIG. 2 is a schematic view of the interior of the secondary dewatering mechanism;
FIG. 3 is a schematic view of the inside of the sludge transporting mechanism viewed from the right;
wherein, 1, concrete supporting seat; 2. a damper block; 3. a first water outlet; 4. a centrifuge body; 5. a centrifugal impeller; 6. a sludge outlet; 7. a sludge channel; 8. a servo motor; 9. a sludge feeding pipe; 10. a sludge outlet; 11. a sludge outlet pipeline; 12. a flow conduit; 13. a second water outlet pipe; 14. a first water outlet pipe; 15. a first drum; 16. a first tensioning wheel; 17. waterproof cloth; 18. a baffle; 19. a second drum; 20. water filtering cloth; 21. a second tensioning wheel; 22. a belt pulley; 23. a belt; 24. a baffle plate; 25. a mud scraper.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Referring to fig. 1-3, the utility model provides a sewage treatment deslimer, which comprises a primary dewatering mechanism, wherein concrete supporting seats 1 are connected below two ends of the primary dewatering mechanism, a mud outlet pipeline 11 and a first water outlet pipe 14 are communicated below the primary dewatering mechanism, the mud outlet pipeline 11 and the first water outlet pipe 14 are positioned between the two concrete supporting seats 1, a second water outlet pipe 13 which is obliquely arranged is communicated between the mud outlet pipeline 11 and the first water outlet pipe 14, a circulation pipeline 12 which is obliquely arranged is communicated below the mud outlet pipeline 11, a secondary dewatering mechanism is arranged in the mud outlet pipeline 11, and a sludge conveying mechanism is arranged in the circulation pipeline 12;
the primary dewatering mechanism comprises a centrifuge body 4, a conical centrifugal impeller 5 is arranged in the centrifuge body 4, and the centrifugal impeller 5 is driven by a driving assembly; second grade dewatering mechanism includes first cylinder 15 and the second cylinder 19 of parallel arrangement and transmission connection, first cylinder 15 is through the drive of first motor (not shown in the figure), first cylinder 15 and second cylinder 19 top correspond the setting with the import of play mud pipeline 11, first cylinder 15 outside portion winding has tarpaulin 17, second cylinder 19 outside portion winding has water filtering cloth 20, water filtering cloth 20 is close to the lateral wall of first cylinder 15 and the setting of tarpaulin 17 lateral wall butt, water filtering cloth 20 is close to and is provided with the clearance between first cylinder 15's inside wall and the second cylinder 19.
The flocculated sludge is centrifugally separated through a centrifugal impeller 5 in the primary dewatering mechanism, so that the sludge is positioned at the edge of the centrifugal impeller 5, the sludge quickly moves to one end with a small outer diameter of the centrifugal impeller 5 along with the rotation of the centrifugal impeller 5 and is compressed, and the sludge dewatered by the primary dewatering mechanism enters a sludge outlet pipeline 11; water in the sludge is separated to one end with the larger outer diameter of the centrifugal impeller 5, and the water enters the first water outlet pipe 14; the sludge dehydrated by the primary dehydration mechanism enters between the waterproof cloth 17 and the water filtering cloth 20, the sludge is extruded by the first roller 15 and the second roller 19 along with the increase of the amount of the sludge to form secondary compression, and the separated water permeates through the water filtering cloth 20, then enters the second water outlet pipe 13 and is collected with the water of the first water outlet pipe 14; the dewatered sludge falls into the circulation pipeline 12 and is conveyed to the next process by the sludge conveying mechanism.
According to the further optimized scheme, two first tensioning wheels 16 are arranged in the waterproof cloth 17, the first tensioning wheels 16 are arranged close to the inner side wall of the mud outlet pipeline 11, one first tensioning wheel 16 is located on one side above the first roller 15, the other first tensioning wheel 16 is located on one side below the first roller 15, and the waterproof cloth 17 is wound on the outer sides of the first roller 15 and the two first tensioning wheels 16; two second tensioning wheels 21 are arranged in the water filtering cloth 20, one second tensioning wheel 21 is positioned above the second roller 19, the other second tensioning wheel 21 is positioned below the first roller 15, and the water filtering cloth 20 is wound on the outer sides of the second roller 19 and the two second tensioning wheels 21.
The sludge dehydrated by the primary dehydration mechanism firstly falls between the waterproof cloth 17 and the water filtering cloth 20, the sludge is driven by the first motor along with the first roller 15, the second roller 19 synchronously and reversely rotates, the first roller 15 drives the waterproof cloth 17 to move, the second roller 19 drives the water filtering cloth 20 to move, then the sludge moves between the first roller 15 and the second roller 19, along with the continuous increase of the sludge amount, the water filtering cloth 20 is extruded by the sludge between the waterproof cloth 17 and the water filtering cloth 20, so that the water filtering cloth 20 is far away from the waterproof cloth 17, the sludge is firstly extruded by the waterproof cloth 17 and the water filtering cloth 20, the water filtering cloth 20 is extruded by the first roller 15 and the second roller 19 after being extruded, secondary dehydration is carried out, and the separated water flows into the second water outlet pipe 13 through the water filtering cloth 20.
Further optimization scheme, be located the second take-up pulley 21 below of low end and be provided with guide plate 18 in the slope, the low end of guide plate 18 corresponds the setting with the import of second outlet pipe 13, the high-end fixedly connected with mud scraper 25 of guide plate 18, and the one end that guide plate 18 was kept away from to mud scraper 25 contacts with drainage cloth 20 lateral wall and sets up.
The arrangement can realize that the water filtering cloth 20 is extruded by the first roller 15 when winding the second tensioning wheel 21, so that the sludge is firstly extruded by the waterproof cloth 17 and the water filtering cloth 20 and then extruded by the first roller 15 and the second roller 19, and the main function of the mud scraper 25 is to scrape off the residual sludge on the surface of the water filtering cloth 20 and avoid influencing the use of the water filtering cloth 20.
Further optimize the scheme, seted up mud passageway 7 in centrifugal impeller 5's the path end, mud export 6 has been seted up to the one end that mud passageway 7 is close to centrifugal impeller 5 center, and mud export 6 sets up with the inner chamber intercommunication of centrifuge body 4, and the one end intercommunication that mud export 6 was kept away from to mud passageway 7 has mud inlet pipe 9. The sludge enters the inner cavity of the centrifuge body 4 from the sludge channel 7 and the sludge outlet 6 in sequence, the sludge moves to one end with small outer diameter under the action of the centrifugal impeller 5, and is converged and compressed at one end with small outer diameter, and the separated water is converged at one end with large outer diameter.
Further optimize the scheme, mud outlet 10 has been seted up to 4 inboard one end bottoms of centrifuge body, and mud outlet 10 and mud pipe way 11 intercommunication, and first delivery port 3 has been seted up to 4 inboard other end bottoms of centrifuge body, and first delivery port 3 communicates with first outlet pipe 14, and mud outlet 10 is close to 5 path ends of centrifugal impeller and sets up, and first delivery port 3 is close to 5 path ends of centrifugal impeller and sets up. The sludge dehydrated for the first time enters a sludge outlet pipeline 11 through a sludge outlet 10, and the water separated for the first time enters a first water outlet pipe 14 through a first water outlet 3.
In a further optimized scheme, the lower end of the circulation pipeline 12 is communicated with the outlet of the sludge outlet pipeline 11, the sludge conveying mechanism comprises at least two belt pulleys 22 which are rotatably connected to the inner side wall of the circulation pipeline 12, all the circulation pipelines 12 are in transmission connection through a belt 23, and the belt pulley 22 at the lower end is driven by a second motor (not shown in the figure). The secondarily dewatered sludge falls onto the belt 23 of the circulation pipe 12 and is conveyed to the next process through the belt pulley 22 and the second motor.
In a further optimized scheme, a plurality of baffles 24 are vertically and fixedly connected to the outer side of the belt 23 at equal intervals. The baffle plate 24 can prevent the sludge from moving on the belt 23 and affecting the conveying efficiency of the sludge.
In a further preferred embodiment, the first tensioning wheel 16 and the second tensioning wheel 21 are each driven by a vibration motor (not shown). The vibration direction adopted by the vibration motor is the existing motor in the circumferential direction; after the sludge is dewatered for the second time, part of the sludge is adhered to the waterproof cloth 17 and the water filtering cloth 20, and the sludge on the surfaces of the waterproof cloth 17 and the water filtering cloth 20 is vibrated down by the vibrating motor, so that the use of the waterproof cloth 17 and the water filtering cloth 20 is prevented from being influenced.
In a further optimized scheme, the lower end of the second water outlet pipe 13 is communicated with the middle part close to the first water outlet pipe 14.
Further optimize the scheme, drive assembly includes the servo motor 8 of fixed connection in centrifuge body 4 top, and servo motor 8 is connected with the one end transmission of centrifugal impeller 5 through driving belt.
Further optimize the scheme, be provided with a plurality of snubber blocks 2 between concrete supporting seat 1 and the centrifuge body 4, snubber block 2 mainly is used for alleviating the vibration of centrifuge body 4 to the transmission of concrete supporting seat 1.
The working process of the embodiment is as follows: the servo motor 8, the first motor, the second motor and the vibration motor are started, and then the flocculated sludge is conveyed to the inner cavity of the centrifuge body 4 through the sludge inlet pipe 9, the sludge channel 7 and the sludge outlet 6 in sequence.
The sludge is firstly driven by the centrifugal impeller 5 to do centrifugal motion, then the sludge and water are primarily separated, the sludge falls into the sludge outlet pipeline 11 for secondary dehydration, and the primarily separated water enters the first water outlet pipe 14; the sludge after the first dehydration is compressed between the waterproof cloth 17 and the water filtering cloth 20, then is compressed by the first roller 15 and the second roller 19 for the second dehydration, the sludge after the second dehydration falls on the belt 23 and is conveyed to the next process, and the water separated again enters the first water outlet pipe 14 through the second water outlet pipe 13.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.

Claims (10)

1. The utility model provides a sewage treatment desliming machine which characterized in that: the concrete dehydration device comprises a primary dehydration mechanism, concrete supporting seats (1) are connected below two ends of the primary dehydration mechanism, a mud outlet pipeline (11) and a first water outlet pipe (14) are communicated below the primary dehydration mechanism, the mud outlet pipeline (11) and the first water outlet pipe (14) are positioned between the two concrete supporting seats (1), a second water outlet pipe (13) which is obliquely arranged is communicated between the mud outlet pipeline (11) and the first water outlet pipe (14), a circulation pipeline (12) which is obliquely arranged is communicated below the mud outlet pipeline (11), a secondary dehydration mechanism is arranged in the mud outlet pipeline (11), and a sludge conveying mechanism is arranged in the circulation pipeline (12);
the primary dewatering mechanism comprises a centrifuge body (4), a conical centrifugal impeller (5) is arranged in the centrifuge body (4), and the centrifugal impeller (5) is driven by a driving assembly; second grade dewatering mechanism includes first cylinder (15) and second cylinder (19) that parallel arrangement and transmission are connected, first cylinder (15) are through first motor drive, first cylinder (15) with second cylinder (19) top with the import of going out mud pipeline (11) corresponds the setting, first cylinder (15) outside portion winding has tarpaulin (17), second cylinder (19) outside portion winding has water filtering cloth (20), water filtering cloth (20) are close to the lateral wall of first cylinder (15) with tarpaulin (17) lateral wall butt sets up, water filtering cloth (20) are close to the inside wall of first cylinder (15) with be provided with the clearance between second cylinder (19).
2. The sewage treatment deslimer of claim 1, wherein: two first tensioning wheels (16) are arranged in the waterproof cloth (17), the first tensioning wheels (16) are arranged close to the inner side wall of the mud outlet pipeline (11), one first tensioning wheel (16) is located on one side above the first roller (15), the other first tensioning wheel (16) is located on one side below the first roller (15), and the waterproof cloth (17) is wound on the outer sides of the first roller (15) and the two first tensioning wheels (16); two second tensioning wheels (21) are arranged in the water filtering cloth (20), one second tensioning wheel (21) is located above the second roller (19), the other second tensioning wheel (21) is located below the first roller (15), and the water filtering cloth (20) is wound on the outer sides of the second roller (19) and the two second tensioning wheels (21).
3. The sewage treatment deslimer of claim 2, wherein: a guide plate (18) is obliquely arranged below the second tensioning wheel (21) positioned at the lower end, the lower end of the guide plate (18) is arranged corresponding to the inlet of the second water outlet pipe (13), a mud scraper (25) is fixedly connected to the high end of the guide plate (18), and one end, far away from the guide plate (18), of the mud scraper (25) is arranged in contact with the outer side wall of the water filtering cloth (20).
4. The sewage treatment deslimer of claim 1, wherein: the centrifugal impeller is characterized in that a sludge channel (7) is formed in the small-diameter end of the centrifugal impeller (5), a sludge outlet (6) is formed in one end, close to the center of the centrifugal impeller (5), of the sludge channel (7), the sludge outlet (6) is communicated with the inner cavity of the centrifuge body (4), and one end, far away from the sludge outlet (6), of the sludge channel (7) is communicated with a sludge inlet pipe (9).
5. The sewage treatment deslimer of claim 4, wherein: mud outlet (10) have been seted up to the one end bottom of centrifuge body (4) inboard, mud outlet (10) with go out mud pipeline (11) intercommunication, first delivery port (3) have been seted up to the other end bottom of centrifuge body (4) inboard, first delivery port (3) with first outlet pipe (14) intercommunication, mud outlet (10) are close to centrifugal impeller (5) path end sets up, first delivery port (3) are close to centrifugal impeller (5) path end sets up.
6. The sewage treatment deslimer of claim 1, wherein: the low end of the circulation pipeline (12) is communicated with the outlet of the sludge outlet pipeline (11), the sludge conveying mechanism comprises at least two belt pulleys (22) which are rotatably connected to the inner side wall of the circulation pipeline (12), all the circulation pipelines (12) are in transmission connection through a belt (23), and the belt pulleys (22) located at the low end are driven by a second motor.
7. The sewage treatment deslimer of claim 6, wherein: the outer side of the belt (23) is vertically and fixedly connected with a plurality of baffle plates (24) at equal intervals.
8. The sewage treatment deslimer of claim 2, wherein: the first tension pulley (16) and the second tension pulley (21) are driven by vibration motors, respectively.
9. The sewage treatment deslimer of claim 1, wherein: the lower end of the second water outlet pipe (13) is communicated with the middle part close to the first water outlet pipe (14).
10. The sewage treatment deslimer of claim 1, wherein: the driving assembly comprises a servo motor (8) fixedly connected above the centrifuge body (4), and the servo motor (8) is in transmission connection with one end of the centrifugal impeller (5) through a transmission belt.
CN202122770789.7U 2021-11-12 2021-11-12 Sewage treatment desliming machine Active CN216513421U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122770789.7U CN216513421U (en) 2021-11-12 2021-11-12 Sewage treatment desliming machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122770789.7U CN216513421U (en) 2021-11-12 2021-11-12 Sewage treatment desliming machine

Publications (1)

Publication Number Publication Date
CN216513421U true CN216513421U (en) 2022-05-13

Family

ID=81528879

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122770789.7U Active CN216513421U (en) 2021-11-12 2021-11-12 Sewage treatment desliming machine

Country Status (1)

Country Link
CN (1) CN216513421U (en)

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