CN210993205U - Building site sewage treatment plant - Google Patents

Building site sewage treatment plant Download PDF

Info

Publication number
CN210993205U
CN210993205U CN201921968875.5U CN201921968875U CN210993205U CN 210993205 U CN210993205 U CN 210993205U CN 201921968875 U CN201921968875 U CN 201921968875U CN 210993205 U CN210993205 U CN 210993205U
Authority
CN
China
Prior art keywords
frame plate
filter screen
filter
box
sewage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201921968875.5U
Other languages
Chinese (zh)
Inventor
欧阳炎亮
杜慧
李富强
张德炎
黄军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huachuan Construction Group Co ltd
Original Assignee
Huachuan Construction Group Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huachuan Construction Group Co ltd filed Critical Huachuan Construction Group Co ltd
Priority to CN201921968875.5U priority Critical patent/CN210993205U/en
Application granted granted Critical
Publication of CN210993205U publication Critical patent/CN210993205U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Filtration Of Liquid (AREA)

Abstract

The utility model relates to a building site sewage treatment plant belongs to sewage treatment technical field, its technical scheme main points, include: a sewage pipe and a drain pipe which are arranged on the filter box; the first frame plate and the second frame plate are connected in the filter box in a sliding mode along the vertical direction; the first filter screen is arranged in the first frame plate and used for filtering mud blocks and sand and stones; the second filter screen is arranged in the second frame plate, positioned below the first filter screen and used for filtering silt; first framed board passes through the connecting rod with the second framed board to be connected, install on the rose box and be used for driving the drive assembly that first framed board slided along vertical direction, still install the clearance subassembly that is used for cleaing away mud cake and gravel and sand on the first filter screen on the rose box outer wall, the utility model discloses can increase the second filter screen and be used for filtering silt, further filter sewage totally, reduce the dirty condition of sewage filtration, can filter the gravel and sand and mud cake clean up that the filter screen crossed simultaneously, reduce the phenomenon that the filter screen blockked up.

Description

Building site sewage treatment plant
Technical Field
The utility model relates to a sewage treatment technical field especially relates to a building site sewage treatment plant.
Background
In the field of sewage treatment, for the treatment of sewage generated during building construction, the conventional treatment method is to directly discharge the sewage into the environment, so that serious environmental pollution is caused, the sewage discharged from a construction site contains a large amount of sand and stones and mud blocks, and the sewage needs to be subjected to certain purification treatment so as to reach the discharge standard and then discharged or recycled.
Current sewage treatment device is when using, because contain a large amount of gravel and sand and mud piece in the sewage, often can use the rose box, separates gravel and sand and mud piece and water in with the sewage through the rose box, but gravel and sand is great with the relative silt of mud piece's volume, the phenomenon of blockking up the filter screen appears easily, and the silt volume is less relatively, comes out from the filtration pore of filter screen easily a bit to the condition that the filtration is unclean appears, needs to further improve to this.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a sewage treatment plant in building site can increase the second filter screen in the below of first filter screen and be used for filtering silt, further filters sewage totally, reduces the dirty condition of sewage filtration, can filter the gravel and sand and the clod clean up of filter screen cross simultaneously, reduces the phenomenon of filter screen jam.
The above object of the present invention can be achieved by the following technical solutions:
a worksite sewage treatment plant comprising: a filter box; a sewage pipe installed at one side of the filter tank; a drain pipe installed at the other side of the filter tank; the first frame plate and the second frame plate are connected in the filter box in a sliding mode along the vertical direction; the first filter screen is arranged in the first frame plate and used for filtering mud blocks and sand and stones; the second filter screen is arranged in the second frame plate, positioned below the first filter screen and used for filtering silt; first framed board passes through the connecting rod with the second framed board and is connected, install on the rose box and be used for driving the drive assembly that first framed board slided along vertical direction, the clearance subassembly that is used for cleaing away mud piece and gravel on first filter screen and the second filter screen is still installed to one side that the rose box outer wall is close to the sewage pipe.
Through adopting above-mentioned scheme, sewage gets into the rose box from the sewage pipe, then filters out the great clod of volume and gravel and sand through the first filter screen of installing in first deckle, recycles the second filter screen of installing in the second deckle to further filter totally silt, reduces the dirty condition of sewage filtration. Then discharge through the drain pipe, nevertheless install drive assembly in the rose box, drive assembly can drive first framed board and pass through the connecting rod and drive the second framed board and slide on vertical direction, when first filter screen reachs case mouth department, clears away totally with the mud piece on the first filter screen and gravel and sand through the clearance subassembly, reduces the phenomenon that first filter screen blockked up, then clean up the silt on the second filter screen again, reduces the phenomenon that the second filter screen blockked up.
The utility model discloses further set up: the drive assembly includes: the first sliding blocks are arranged on two sides of the first frame plate; the sliding chutes are symmetrically arranged on the inner wall of the filter box and used for the first sliding block to slide along the vertical direction; the pull rope is detachably arranged in the middle of the two sides of the first frame plate through the locking piece; the roller wheels are symmetrically installed on the outer wall of the filter box and close to the box opening, rotating rods are horizontally installed on the outer walls of the two sides of the filter box and close to the roller wheels, one end, far away from the first frame plate, of the pull rope bypasses the roller wheels and is connected with the rotating rods, an annular tooth block is arranged at one end of each rotating rod in a surrounding mode, a servo motor is installed on the filter box, a gear meshed with the annular tooth block is installed on an output shaft of the servo motor, and a driven wheel meshed with the gear and the other annular tooth block is installed on the filter box.
By adopting the proposal, the servo motor drives the gear to rotate, the gear drives the driven wheel and the annular tooth block to rotate together, so that the rotating rod starts to rotate, then the pull rope is wound on the rotating rod, and the first frame plate is pulled by the pull rope, the first slide block can slide in the sliding groove along the vertical direction, so that the first frame plate drives the first filter screen to reach the box opening, then the cleaning assembly cleans sand, stone and mud blocks on the first filter screen, the phenomenon of blockage of the first filter screen is further reduced, the driving assembly is utilized to make the first frame plate continuously ascend, the second filter screen reaches the cleaning assembly, the cleaning assembly cleans sand and mud on the second filter screen, in addition, through the locking piece with stay cord and first deckle board locking, realize dismantling of first deckle board, when first filter screen wearing and tearing are serious, can dismantle first deckle board and get off and change.
The utility model discloses further set up: the cleaning assembly comprises: the vertical push pedal of establishing at the rose box edge pastes the brush hair of establishing in the push pedal and being close to rose box one side to and install the driving piece that is used for driving the push pedal to remove along the horizontal direction at the rose box outer wall.
Through taking above-mentioned scheme, utilize the driving piece to promote the push pedal and remove toward the direction of keeping away from the driving piece, the rethread brush hair is cleared up gravel and sand on with first filter screen and mud piece and the silt on the second filter screen, reduces the phenomenon that the filter screen blockked up.
The utility model discloses further set up: the locking member includes: the inverted U-shaped rod is arranged in the middle of the two sides of the first frame plate; a hook mounted on one end of the pull rope; and the pressing block is hinged on the hook and is abutted against the tail end of the hook, and an elastic part is arranged at the hinged part of the pressing block and the hook.
Through taking above-mentioned scheme, utilize the couple and mutually support with the pole of falling the U, with the one end fixed connection of stay cord on first deckle board, rethread support block is with the couple all the time with the pole of falling the U looks lock, reduces the couple and breaks away from the condition of the pole of falling the U.
The utility model discloses further set up: and second sliding blocks which slide in the sliding grooves are symmetrically arranged on two sides of the second frame plate.
By adopting the scheme, when the first frame plate drives the second frame plate to slide along the vertical direction, the second slide block is utilized to slide in the chute to assist the movement of the second frame plate, so that the condition that the second frame plate collides with the inner wall of the filter box when moving is reduced, and the condition that the second frame plate collides with the inner wall of the filter box due to the impact of sewage when filtering is also reduced for the second filter screen in the second frame plate.
The utility model discloses further set up: second framed lamella both sides are provided with the inconsistent piece of scraping with the rose box inner wall, scrape the piece and include: the scraping plates are detachably arranged on two sides of the second frame plate; and the flexible scraping blade is attached to one side of the scraping plate, which is far away from the second frame plate.
By adopting the scheme, when the first frame plate drives the second frame plate to ascend, silt attached to the inner wall of the filter box can be scraped through the scraping piece, the condition that sewage is not completely filtered is further reduced, however, the flexible scraping piece has certain flexibility, and damage of the scraping plate to the inner wall of the filter box is reduced.
The utility model discloses further set up: and the second filter screen is attached with filter cotton.
Through adopting above-mentioned scheme, the subsides are established the filter pulp on the second filter screen, and further filter sewage totally, reduce the dirty condition of sewage filtration.
The utility model discloses further set up: the outer wall of the filter box far away from the sewage pipe is detachably provided with a collecting box used for collecting the cleaned sand and stone and mud blocks.
Through taking above-mentioned scheme, utilize the detachable mode to install the collection box on the outer wall of rose box, and the collection box can be collected the gravel and sand that the clearance subassembly cleared up out with the clod, when the collection box has filled gravel and sand with the clod, removable getting off clears up.
To sum up, the utility model discloses following beneficial effect has:
install the second filter screen in the below of first filter screen and can filter the less silt of volume for sewage filters cleaner, then through installing the drive assembly who is used for driving first deckle board and drives the second deckle board and slide along vertical direction on the rose box, send first filter screen and second filter screen to tank mouth department, the grit mud piece etc. of rethread clearance subassembly on to first filter screen and second filter screen clears up, reduces the condition that the filter screen blockked up.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;
FIG. 2 is a cross-sectional view of a filter box in an embodiment of the present invention;
fig. 3 is a schematic structural view of a scraping member according to an embodiment of the present invention.
Reference numerals: 1. a filter box; 10. a first frame plate; 11. a first filter screen; 110. a first slider; 111. pulling a rope; 112. a roller; 113. a rotating rod; 114. an annular tooth block; 115. 116, a gear; 117. a driven wheel; 118. a U-shaped rod is inverted; 119. hooking; 1190. a pressing block; 12. a second filter screen; 120. filtering cotton; 121. a second slider; 122. a squeegee; 123. a flexible wiper blade; 13. pushing the plate; 131. brushing; 14. a collection box; 20. a second frame plate; 30. a connecting rod; 40. a chute; 2. a sewage pipe; 3. and a water discharge pipe.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In this embodiment: a sewage treatment apparatus for a construction site, as shown in fig. 1 and 2, comprising: a filter box 1; a sewage pipe 2 installed at one side of the filtering tank 1; the sewage enters the filter box 1 from the sewage pipe 2 for filtering, then the filtered clean water is discharged from the drain pipe 3, and the inner wall of the filter box 1 is connected with a first frame plate 10 and a second frame plate 20 in a sliding manner along the vertical direction; a first filter screen 11 is arranged in the first frame plate 10, the first filter screen 11 can filter out mud blocks and sand stones with larger volume, a second filter screen 12 is arranged in the second frame plate 20, and the second filter screen 12 is positioned below the first filter screen 11 and can filter silt with smaller volume; the first frame plate 10 and the second frame plate 20 are connected by a connecting rod 30.
In addition, install drive assembly on rose box 1, drive assembly can drive first framed board 10 and slide in vertical direction, still installs the clearance subassembly in the one side that the rose box 1 outer wall is close to sewage pipe 2, and the clearance subassembly can clear up the mud piece and the gravel and sand on first filter screen 11 and the second filter screen 12.
In this embodiment, the driving assembly includes: first sliders 110 installed at both sides of the first frame plate 10; and the spout 40 of seting up at filter box 1 inner wall symmetrically, the first slider 110 of every side is two, and the quantity of spout 40 is the same with first slider 110 quantity, first slider 110 can slide along vertical direction in spout 40, and then supplementary first deckle board 10 slides along vertical direction, install stay cord 111 in first deckle board 10 both sides intermediate position, stay cord 111 passes through the locking piece with first deckle board 10 and realizes dismantling the connection, when first filter screen 11 wearing and tearing are serious, can dismantle first deckle board 10 and get off and change.
The outer wall of the filter box 1 is close to the box opening, the rollers 112 are symmetrically installed through the support, the rotating rods 113 are horizontally installed on two sides of the outer wall of the filter box 1 close to the rollers 112, one end, far away from the first frame plate 10, of the pull rope 111 is connected with the rotating rods 113 by bypassing the rollers 112, one end of each rotating rod 113 is annularly provided with an annular tooth block 114, the outer wall of the filter box 1 is provided with a servo motor 115, an output shaft of the servo motor 115 is provided with a gear 116, the gear 116 can be meshed with the annular tooth blocks 114 on the rotating rods 113, the filter box 1 is further provided with a driven wheel 117, and the driven wheel 117 is meshed with the gear 116 and the annular tooth blocks 114 on the other rotating.
When the servo motor 115 drives the gear 116 to rotate, the gear 116 drives the annular gear block 114 meshed with the gear 116 and the driven wheel 117 to rotate, the driven wheel 117 drives the annular gear block 114 engaged with the driven wheel 117 to rotate in the opposite direction to the other annular gear block 114, so that the two rotating rods 113 rotate in the opposite direction simultaneously, then the pulling rope 111 is wound on the rotating rod 113 with the aid of the roller 112, so that the first frame plate 10 drives the second frame plate 20 to move to the box opening of the filter box, so that the first filter screen 11 reaches the box opening, the sand and the stones and the mud on the first filter screen 11 are cleaned up through the cleaning component, then, the driving assembly is used for driving the first frame plate 10 to continuously rise, so that the second filter screen 12 reaches the cleaning assembly, and the cleaning assembly is used for cleaning the sediment on the second filter screen 12, so that the blocking phenomenon of the first filter screen 11 and the second filter screen 12 is reduced.
In this embodiment, the cleaning assembly includes: the vertical push pedal 13 of establishing at 1 edge of rose box pastes the brush hair 131 of establishing in push pedal 13 and being close to 1 one side of rose box to and install at 1 outer wall driving piece of rose box, and in this embodiment, the driving piece is the cylinder, and the cylinder can promote push pedal 13 and remove toward the direction of keeping away from the cylinder, and rethread brush hair 131 can be cleared up the silt on first filter screen 11 sand stone and clod and the second filter screen 12, reduces the phenomenon that first filter screen 11 and second filter screen 12 blockked up.
Further, the lock member includes: an inverted U-bar 118 installed at a middle position of both sides of the first frame plate 10; and a hook 119 installed at one end of the pulling rope 111; the hook 119 can be fastened with the inverted U-shaped rod 118, the hook 119 is hinged with a pressing block 1190, the pressing block 1190 abuts against the tail end of the hook 119, an elastic piece is arranged at the hinged position of the pressing block 1190 and the hook 119, in the embodiment, the elastic piece is a spring, and the spring always enables the pressing block 1190 to abut against the tail end of the hook 119, so that the hook 119 is always fastened with the inverted U-shaped rod 118, and the first frame plate 10 can be detached and installed.
The second sliding blocks 121 are symmetrically arranged on two sides of the second frame plate 20, the second sliding blocks 121 can slide in the sliding grooves 40, when the first frame plate 10 drives the second frame plate 20 to slide along the vertical direction, the second sliding blocks 121 slide in the sliding grooves 40 to assist the second frame plate 20 to move, meanwhile, the situation that the second frame plate 20 collides with the inner wall of the filter box 1 when moving can be reduced, and when sewage enters the filter box 1 through the sewage pipe 2 to be filtered, the situation that the second frame plate 20 collides with the inner wall of the filter box 1 due to the impact of the sewage when the second filter screen 12 in the second frame plate 20 is filtered can be reduced due to the sliding of the second sliding blocks 121 in the sliding grooves 40.
The second filter screen 12 is attached with the filter cotton 120, and the filter cotton 120 has smaller gaps than the second filter screen 12, so that sewage can be further filtered completely, and the condition that the sewage is not completely filtered is reduced.
In addition, the outer wall of the filter box 1 far away from the sewage pipe 2 is detachably provided with the collecting box 14, the collecting box 14 can collect sand and mud blocks cleaned by the cleaning assembly, and when the collecting box 14 is filled with the sand and mud blocks, the collecting box 14 can be detached for cleaning and recycling.
In addition, as shown in fig. 2 and 3, be provided with the piece of scraping in the both sides of second framed panel 20, the piece of scraping is inconsistent with rose box 1 inner wall, when first framed panel 10 drove second framed panel 20 and rises, the piece of scraping can scrape the silt that adheres to at rose box 1 inner wall and fall to make sewage filter cleaner, in this embodiment, the piece of scraping includes: scrapers 122 detachably mounted on both sides of the second frame plate 20; the flexible scraping blades 123 are attached to the sides, far away from the second frame plate 20, of the scraping plates 122, the flexible scraping blades 123 are flexible, damage of the flexible scraping blades 123 to the inner wall of the filter box 1 can be reduced, the scraping plates 122 are detachably mounted on the two sides of the second frame plate 20, replacement of the flexible scraping blades 123 can be achieved, and when the flexible scraping blades 123 are seriously abraded, the scraping plates 122 can be detached to be replaced for recycling.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment as required without contribution after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims (8)

1. A construction site sewage treatment device, comprising: a filter box (1);
a sewage pipe (2) arranged at one side of the filter tank (1);
a drain pipe (3) arranged at the other side of the filter box (1);
a first frame plate (10) and a second frame plate (20) which are connected in the filter box (1) in a sliding manner along the vertical direction;
a first filter screen (11) arranged in the first frame plate (10) and used for filtering mud blocks and sand;
and a second filter screen (12) which is arranged in the second frame plate (20), is positioned below the first filter screen (11) and is used for filtering silt;
first framed board (10) are connected through connecting rod (30) with second framed board (20), install on rose box (1) and be used for driving the drive assembly that first framed board (10) slided along vertical direction, the clearance subassembly that is used for cleaing away mud cake and gravel on first filter screen (11) and second filter screen (12) is still installed to one side that rose box (1) outer wall is close to sewage pipe (2).
2. The worksite sewage treatment apparatus of claim 1 wherein the drive assembly comprises: first sliders (110) installed at both sides of the first frame plate (10); the sliding chutes (40) are symmetrically arranged on the inner wall of the filter box (1) and used for the first sliding block (110) to slide along the vertical direction; a pull rope (111) detachably mounted at the middle position of two sides of the first frame plate (10) through a locking piece; and roller wheels (112) which are symmetrically arranged on the outer wall of the filter box (1) and are close to the box opening, rotating rods (113) are horizontally arranged on the outer walls of the two sides of the filter box (1) close to the roller wheels (112), a pull rope (111) and one end, far away from the first frame plate (10), of each rotating rod (113) are connected with the corresponding rotating rod (112) in a bypassing mode, an annular tooth block (114) is arranged at one end of each rotating rod (113), a servo motor (115) is arranged on the filter box (1), a gear (116) meshed with the annular tooth block (114) is arranged on an output shaft of the servo motor (115), and a driven wheel (117) meshed with the gear (116) and the other annular tooth block (114) is arranged on the filter box (1).
3. The worksite sewage treatment plant of claim 1, wherein the cleaning assembly comprises: the vertical push plate (13) of establishing at rose box (1) edge pastes and establishes brush hair (131) that are close to rose box (1) one side at push plate (13) to and install the driving piece that is used for driving push plate (13) to remove along the horizontal direction at rose box (1) outer wall.
4. The site-specific wastewater treatment apparatus according to claim 2, wherein the locking member comprises: an inverted U-shaped rod (118) installed at the middle position of both sides of the first frame plate (10); a hook (119) mounted on one end of the pull rope (111); and a pressing block (1190) hinged on the hook (119) and abutted against the tail end of the hook (119), wherein an elastic piece is arranged at the hinged part of the pressing block (1190) and the hook (119).
5. The construction site sewage treatment device according to claim 1, wherein the second frame plate (20) is symmetrically provided with second sliding blocks (121) sliding in the sliding grooves (40) at two sides.
6. A device for the treatment of effluent from a construction site as claimed in claim 1, wherein said second frame plate (20) is provided on both sides with scraping means which are in contact with the inner wall of the filtration tank (1), said scraping means comprising: scrapers (122) detachably mounted on both sides of the second frame plate (20); and a flexible scraping blade (123) attached to one side of the scraping blade (122) far away from the second frame plate (20).
7. The construction site sewage treatment device according to claim 1, wherein the second filter screen (12) is attached with filter cotton (120).
8. A site effluent treatment unit as claimed in claim 1 wherein the filter box (1) has a removable collection box (14) for collecting the cleaned sand and mud cake from the outer wall of the sewer pipe (2).
CN201921968875.5U 2019-11-13 2019-11-13 Building site sewage treatment plant Active CN210993205U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921968875.5U CN210993205U (en) 2019-11-13 2019-11-13 Building site sewage treatment plant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921968875.5U CN210993205U (en) 2019-11-13 2019-11-13 Building site sewage treatment plant

Publications (1)

Publication Number Publication Date
CN210993205U true CN210993205U (en) 2020-07-14

Family

ID=71498235

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921968875.5U Active CN210993205U (en) 2019-11-13 2019-11-13 Building site sewage treatment plant

Country Status (1)

Country Link
CN (1) CN210993205U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113371952A (en) * 2021-07-27 2021-09-10 中车环境科技有限公司 Denitrification and dephosphorization device for water treatment
CN114314902A (en) * 2021-12-09 2022-04-12 汪送兵 Greasy dirt remove device based on domestic sewage
CN116832501A (en) * 2023-08-31 2023-10-03 山西振钢生物科技股份有限公司 Pretreatment device for water sedimentation of sebacic acid mother liquor

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113371952A (en) * 2021-07-27 2021-09-10 中车环境科技有限公司 Denitrification and dephosphorization device for water treatment
CN114314902A (en) * 2021-12-09 2022-04-12 汪送兵 Greasy dirt remove device based on domestic sewage
CN114314902B (en) * 2021-12-09 2023-10-27 广东万绿环保集团有限公司 Greasy dirt remove device based on domestic sewage
CN116832501A (en) * 2023-08-31 2023-10-03 山西振钢生物科技股份有限公司 Pretreatment device for water sedimentation of sebacic acid mother liquor
CN116832501B (en) * 2023-08-31 2023-11-17 山西振钢生物科技股份有限公司 Pretreatment device for water sedimentation of sebacic acid mother liquor

Similar Documents

Publication Publication Date Title
CN210993205U (en) Building site sewage treatment plant
CN110984358B (en) Underwater dredging device
CN109778980B (en) Municipal administration rainwater regulation system
CN113290004A (en) High-definition security camera
CN219481754U (en) Deep bed type filtering device
CN211097696U (en) Slag scraping machine for sewage treatment
CN109338882B (en) Working method of drainage device for bridge
CN113860684B (en) Rotary type grating decontamination system and use method thereof
CN115624814A (en) Hydraulic engineering construction equipment
CN115162627A (en) Green energy-saving water-collecting type house building
CN212190373U (en) Waste liquid collection device for ore cleaning equipment
CN114232753A (en) Rain and sewage diversion treatment method and equipment for building construction site
CN112107920A (en) Urban wastewater filtering system
CN220328049U (en) Filter for sewage treatment
CN210237288U (en) Municipal administration sewage treatment system
CN216779616U (en) Efficient cleaning device for production of speed reducer shell
CN220736391U (en) Urban sewage treatment equipment
CN219929767U (en) Building wastewater discharge device
CN216615627U (en) Municipal works are with multi-functional device of decontaminating
CN220590964U (en) Building waste regeneration mechanism sand preparation facilities
CN218608248U (en) Sewage filtering device
CN219186160U (en) Waste water collecting and filtering device
CN116550034B (en) Domestic waste sewage treatment device
CN220223645U (en) Sewage slag removal device
CN221217584U (en) A dirty silt treatment facility for hydraulic engineering

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant