CN214658334U - Drainage system for house building engineering - Google Patents

Drainage system for house building engineering Download PDF

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Publication number
CN214658334U
CN214658334U CN202120672567.9U CN202120672567U CN214658334U CN 214658334 U CN214658334 U CN 214658334U CN 202120672567 U CN202120672567 U CN 202120672567U CN 214658334 U CN214658334 U CN 214658334U
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China
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water
collecting tank
sliding
drainage system
water outlet
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Active
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CN202120672567.9U
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Chinese (zh)
Inventor
张弘辉
林尧
叶玉明
陈谏
郑光鸿
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Haoxiang Fujian Construction Co Ltd
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Haoxiang Fujian Construction Co Ltd
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Priority to CN202120672567.9U priority Critical patent/CN214658334U/en
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Abstract

The application discloses a drainage system for housing construction engineering, relate to housing construction engineering's technical field, including the outlet that is used for the drainage, can dismantle on the outlet and be connected with the filter stand, filter stand includes the dirty groove of collection of the round platform form of falling, the delivery port has been seted up to collection dirty tank bottom, the delivery port top covers the filter screen panel, filter stand is including being located the chamber that holds of collection dirty groove below, it is provided with the header tank to hold the intracavity, the wash port has been seted up on the header tank bottom surface, it just is located the position rotation of wash port below on the intracavity wall and is connected with accessible rivers driven impeller to hold, filter the brush that the screen panel internal rotation is connected with and filters the butt of screen panel inner wall, be provided with interlock mechanism between brush and the impeller, be provided with the closing mechanism that is used for opening, close the wash port in the header tank. The application provides a drainage system for housing construction engineering can be so that what the inside brush of filter screen panel can be better clears up filter screen panel lateral wall for filter screen panel is difficult for blockking up and influence the drainage.

Description

Drainage system for house building engineering
Technical Field
The application relates to the technical field of house building engineering, in particular to a drainage system for house building engineering.
Background
At present, in house building engineering, a drainage system is designed for house design usually, can dredge rainwater, prevent water accumulation from being formed at the top of a building, and can reduce the phenomenon that rainwater enters the interior of the building to corrode a wall body. Drainage ditches are usually arranged at the edge of the top of the building to collect water flow and discharge the water flow.
In the correlation technique, the patent document of CN210685208U that the grant bulletin number is, energy-conserving housing construction drainage system is published, including the outlet that is used for introducing rivers to the escape canal, the outlet is including the arc wall and the ring channel that are used for catchmenting, the outlet middle part can be dismantled and be connected with the filtration screen panel, rivers filter the back through filtering the screen panel, rivers filtered through filtering the screen panel can be followed the drainage of filtering the screen panel lower extreme, filter the inside cleaning device that is provided with of screen panel, cleaning device includes the impeller, the impeller is connected with and filters the brush of screen panel lateral wall butt towards the one end of filtering the screen panel lateral wall, through rivers drive impeller inclined plane rotation, make the brush can brush the filtration screen panel lateral wall, reduce the jam of filtering the screen panel mesh, the incrustation scale can discharge through the drain pipe.
With respect to the above-described related art, the inventors consider that the following drawbacks exist: because the rivers that flow down from the filter screen panel top are less, the impact force of assaulting on the impeller inclined plane is less for the efficiency of brush to carrying out the clearance to filter screen panel lateral wall is lower.
SUMMERY OF THE UTILITY MODEL
In order to make the inside brush of filter screen panel can be better clear up the filter screen wall, this application provides a drainage system for housing construction engineering.
The application provides a drainage system for housing construction engineering adopts following technical scheme:
a drainage system for building construction engineering comprises a drainage port for drainage, a filter frame is detachably connected to the drainage port, the filter frame comprises a reverse truncated cone-shaped sewage collecting tank, the bottom of the sewage collecting tank is provided with a water outlet, the top of the water outlet is covered with a cylindrical filter screen, the filter frame comprises an accommodating cavity positioned below the sewage collecting groove, a water collecting tank is arranged in the accommodating cavity, a drain hole is arranged on the bottom surface of the water collecting tank, an impeller which can be driven by water flow is rotatably connected to the position on the inner wall of the accommodating cavity and below the drain hole, the filter screen cover is rotationally connected with a brush which is abutted against the inner wall of the filter screen cover, the rotation axis of the brush is vertical, a linkage mechanism is arranged between the brush and the impeller, and a closing mechanism for opening and closing the drain hole is arranged in the water collecting tank.
Through adopting above-mentioned technical scheme, the rivers of building roof can enter into to the header tank after filtering through the filter screen panel that is located on the filter stand, silt, rubbish such as fallen leaves can be stayed in the dirty inslot of collection, when rivers get into to the header tank, can be through closed wash port of closing mechanism, make the interior water level of header tank rise, the wash port is opened to rethread closing mechanism, this moment because the rivers that flow in the header tank have that great kinetic energy can be better to push away impeller blade and rotate, rethread interlock structure makes the impeller can drive the brush and rotate on the horizontal direction, clear up filter screen panel lateral wall.
Optionally, a convex block is arranged on the bottom surface inside the water collecting tank, the water outlet is formed in the convex block, the water discharging hole comprises a first water discharging hole and a second water discharging hole which are perpendicular to each other, the second water discharging hole penetrates through the bottom surface of the water collecting tank, the closing mechanism comprises a sliding rod which is slidably connected in the water collecting tank and slidably inserted in the first water discharging hole, the sliding rod is matched with the first water discharging hole, and the closing mechanism further comprises a driving assembly for driving the sliding rod to slide.
Through adopting above-mentioned technical scheme, because the wash port includes first wash port and second wash port, drive assembly can drive the slide bar and slide on the horizontal direction, when the slide bar pegged graft to first wash port downthehole, rivers are difficult for following the discharge of second wash port, and the header tank can catchment, and when the slide bar left first wash port, rivers can be followed second wash port and pushed down the impeller and rotate.
Optionally, be provided with first baffle of horizontally and second baffle in the header tank, drive assembly includes sliding connection and is in kickboard between first baffle and the second baffle, the slide bar is kept away from the one end in first drainage hole is connected with the carriage, drive assembly is still including sliding be used for on the first baffle with the kickboard butt promotes the first ejector pad that the carriage removed, drive assembly is including sliding be used for on the second baffle with the kickboard butt promotes the second ejector pad that the carriage removed, first ejector pad and second ejector pad promote the gliding opposite direction of carriage.
By adopting the technical scheme, when the water amount in the water collecting tank is increased continuously, the floating plate rises under the action of buoyancy to push the first push block to slide, so that the first push block drives the sliding frame to move; when the water level in the water collecting tank drops below the second baffle, the floating plate pushes the second pushing block to move under the action of self gravity, so that the sliding frame slides, the first pushing block pushes the sliding frame to enable the water discharging hole to be opened to discharge stored water, and the second pushing block pushes the sliding frame to move to enable the water discharging hole to be opened to close the water collecting tank to collect water.
Optionally, the sliding frame includes a first abutting rod for abutting against the first pushing block, and an abutting surface of the first pushing block and the first abutting rod is inclined downward toward the first abutting rod.
Through adopting above-mentioned technical scheme, when the kickboard promoted first ejector pad upwards to slide under the buoyancy, the inclined plane of first ejector pad can promote first butt pole and remove for the draw runner leaves first drainage hole.
Optionally, the sliding frame includes a second abutting rod for abutting against the second pushing block, and an abutting surface of the second pushing block and the second abutting rod is inclined upward toward the second abutting rod.
Through adopting above-mentioned technical scheme, promote the second ejector pad and slide down when the kickboard under the action of gravity, the inclined plane of second ejector pad can promote the removal of second butt pole for the draw runner enters into in the first drainage hole again.
Optionally, the inside of the water collecting tank is fixedly connected with a positioning plate which is abutted against the side wall of the floating plate, the positioning plate is vertically arranged, and the positioning plate is evenly provided with water through holes.
Through adopting above-mentioned technical scheme, make the kickboard position difficult deviation when rising or decline through setting up the locating plate, the hole of permeating water makes the holding intercommunication that water level can be better in the header tank.
Optionally, an overflow port is formed in the outer wall of the water collecting tank, and the height of the overflow port is higher than that of the first baffle.
By adopting the technical scheme, when the water amount flowing into the water collecting tank is larger than the water amount discharged from the water discharging hole, the water level in the water collecting tank still can rise, and the water can be discharged from the overflow port through the overflow port when the water level of the water collecting tank is higher than the overflow port.
Optionally, the linkage mechanism includes a first rotating shaft coaxial with the impeller, the first rotating shaft is connected with a coaxial first bevel gear, the first bevel gear is engaged with a second bevel gear perpendicular to the axis of the first bevel gear, the middle of the second bevel gear is connected with a coaxial second rotating shaft, and the second rotating shaft is fixedly connected with one end of the brush.
Through adopting above-mentioned technical scheme, behind the rivers follow wash port drainage in the header tank, rivers have certain kinetic energy and can promote the blade rotation of impeller, and the impeller drives first rotation axis, first bevel gear, second bevel gear and second rotation axis rotation in proper order for the brush rotates around the second rotation axis, makes the brush clear up filtering screen panel's surface.
In summary, the present application includes at least one of the following benefits:
1. the water flow on the building roof can enter the water collecting tank after being filtered by the filter screen cover positioned on the water outlet, garbage such as silt, fallen leaves and the like can be left in the sewage collecting tank, when the water flow enters the water collecting tank, the water discharging hole can be closed by the closing mechanism, so that the water level in the water collecting tank rises, and then the water discharging hole is opened by the closing mechanism, at the moment, the impeller blade can be better pushed to rotate due to the fact that the water flow flowing out of the water collecting tank has larger kinetic energy, and then the impeller can drive the brush to rotate in the horizontal direction through the linkage structure, so that the side wall of the filter screen cover is cleaned;
2. make through setting up first bevel gear and second bevel gear that the impeller that drives through rivers can drive the rotation of second rotation axis, and the axis of rotation becomes vertical from the level for the brush can clear up filter screen panel lateral wall.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is an exploded schematic view of an embodiment of the present application;
FIG. 3 is a greatly enlarged schematic view at A in FIG. 2;
FIG. 4 is a schematic cross-sectional view of an embodiment of the present application;
FIG. 5 is a schematic view illustrating an internal structure of a sump according to an embodiment of the present application;
FIG. 6 is a greatly enlarged schematic view at B in FIG. 5;
fig. 7 is a greatly enlarged schematic view at C in fig. 5.
Description of reference numerals: 1. a ground surface; 11. a water outlet; 12. a support edge; 2. a filter frame; 21. a sewage collecting tank; 211. an abutting edge; 212. a handle; 22. a water outlet; 23. an accommodating chamber; 231. a baffle ring; 24. a bearing; 25. a first rotating shaft; 26. an impeller; 27. a first bevel gear; 3. a water collection tank; 31. a water inlet; 32. a second rotation shaft; 321. a second bevel gear; 322. a brush; 323. a brush handle; 33. positioning a plate; 331. a water through hole; 34. a first baffle plate; 341. a first vertical slot; 342. a first chute; 343. a first push block; 35. a second baffle; 351. a second vertical slot; 352. a second chute; 353. a second push block; 36. a floating plate; 37. a carriage; 371. a first abutting rod; 372. a second butting rod; 373. a slide bar; 38. a bump; 381. a drain hole; 3811. a first drain hole; 3812. a second drain hole; 39. a convex ring; 310. an overflow port; 4. a filter screen cover.
Detailed Description
The present application is described in further detail below with reference to figures 1-7.
The embodiment of the application discloses a drainage system for building construction engineering. Referring to fig. 1 and 2, a drainage system for building construction includes a drainage port 11 formed on a roof or a roof, the drainage port 11 includes an inverted truncated cone-shaped upper end and a cylindrical lower end, and a water flow can be collected and then led out to a drainage ditch or a drainage pipeline through the drainage hole 381. The water outlet 11 comprises a supporting edge 12 at the top, a filter frame 2 matched with the water outlet 381 is connected to the supporting edge 12 in a butting mode, the filter frame 2 comprises a reverse truncated cone-shaped sewage collecting groove 21, and a water outlet 22 is formed in the bottom surface of the sewage collecting groove 21. The dirt collecting groove 21 comprises an annular abutting edge 211 at the top, the abutting edge 211 abuts against the supporting edge 12, so that the filter frame 2 can be suspended in the water discharge opening 11, two handles 212 are fixedly connected to the abutting edge 211, and the handles 212 can be pulled to take out the whole filter frame 2 for cleaning.
Referring to fig. 3 and 4, the filter frame 2 includes a cylindrical containing cavity 23 located below the dirt collecting groove 21, a cylindrical water collecting tank 3 is arranged in the containing cavity 23, a convex ring 39 is fixedly connected to the outer wall of the water collecting tank 3, a baffle ring 231 used for being abutted to the convex ring 39 is fixedly connected to the inside of the containing cavity 23, the position of the water collecting tank 3 can be fixed through the convex ring 39 and the baffle ring 231, and the baffle ring 231 and the convex ring 39 are not completely circular-arc. The water collection tank 3 is including seting up at the water inlet 31 of its top central point and putting, has cylindric filter screen panel 4 through the bolt fastening on the dirty groove 21 bottom surface of collection, filters screen panel 4 and covers water inlet 31, and after rivers got into filter frame 2, rubbish such as some silt or fallen leaves can be listened filter screen panel 4 and is stayed in the dirty groove 21 of collection after filtering, and the later stage can be taken out filter frame 2 and clear up, and rivers can flow to in the water collection tank 3.
Referring to fig. 3 and 4, the accommodating chamber 23 is rotatably connected with a first rotating shaft 25 below the water collecting tank 3, two opposite bearings 24 are fixedly connected to the inner wall of the accommodating chamber 23, and both ends of the first rotating shaft 25 are fixedly connected with inner rings of the bearings 24, so that the first rotating shaft 25 can rotate. A drain hole 381 for draining water is formed in the bottom surface of the water collecting tank 3, and a coaxial impeller 26 is fixedly connected to a position of the first rotating rod directly below the drain hole 381, so that when water flows down from the drain hole 381, blades of the impeller 26 can be pushed to rotate, and the first rotating shaft 25 can rotate. The first rotating rod is fixedly connected with a coaxial first bevel gear 27, the first bevel gear 27 is engaged with a second bevel gear 321 perpendicular to the rotating axis of the first bevel gear 27, the second bevel gear 321 is fixedly connected with a coaxial second rotating shaft 32, and the second rotating shaft 32 is vertical and penetrates through the water collecting tank 3. The one end that second rotation axis 32 kept away from second bevel gear 321 is located filtering screen panel 4 and fixedly connected with brush 322, and brush 322 and the laminating of filtering screen panel 4 inner wall, the one end that filtering screen panel 4 inner wall was kept away from to brush 322 include with second rotation axis 32 perpendicular and the fixed brush holder 323 that links to each other, and when rivers drove impeller 26 and rotate, brush 322 rotated and can be cleared up filtering screen panel 4 outer wall for filtering screen panel 4 is difficult because the jam influences the drainage of outlet 11.
Referring to fig. 5 and 6, the bottom of the water collecting tank 3 includes a protrusion 38, a drainage hole 381 is formed on the protrusion 38, the drainage hole 381 includes a horizontal first drainage hole 3811 and a vertical second drainage hole 3812, and the first drainage hole 3811 and the second drainage hole 3812 are communicated with each other. A closing mechanism for closing the drainage hole 381 is arranged in the water collecting tank 3, when the drainage hole 381 is closed, the water collecting tank 3 can collect the water flow, and the drainage hole 381 is opened by the closing mechanism, so that the water flow can have certain kinetic energy for driving the impeller 26 to rotate.
Referring to fig. 5 and 7, the closing mechanism includes a first barrier 34 and a second barrier 35 fixedly coupled to an inner wall of the water collecting tank 3, and the first barrier 34 and the second barrier 35 are horizontally disposed. The closing mechanism further comprises a sliding frame 37 sliding in the water collecting tank 3, the sliding direction of the sliding frame 37 is horizontal, and the sliding frame 37 comprises a sliding rod 373 inserted into the first drain hole 3811 and a driving component for driving the sliding rod 373 to slide. The driving assembly includes a floating plate 36 sliding between the first and second baffles 34 and 35 by the height of the water level, and three positioning plates 33 are fixedly connected to the inside of the water collection tank 3 at the periphery of the floating plate 36. The positioning plate 33, the first baffle plate 34 and the second baffle plate 35 form a rectangular outer frame around the floating plate 36, and the floating plate 36 is not easy to deviate in position during the water level change process by abutting against the positioning plate 33. The positioning plate 33 is uniformly provided with water through holes 331 so that the water level in the water collecting tank 3 is kept consistent.
Referring to fig. 5 and 7, a vertical first vertical groove 341 is formed in the first baffle 34, a first sliding groove 342 is formed in a side wall of the first vertical groove 341, the sliding frame 37 includes a first abutting rod 371 sliding in the first sliding groove 342, a first push block 343 for abutting against the first abutting rod 371 is slidably connected in the first vertical groove 341, and the first push block 343 is inclined downward toward the first abutting rod 371. When the water level rises, the floating plate 36 can push the first pushing block 343 upwards to slide upwards under the action of buoyancy, so that the first pushing block 343 pushes the first abutting rod 371 to slide so as to push the sliding rod 373 to leave the first drainage hole 3811, and the water flow can enter along the first drainage hole 3811 and flow down from the second drainage hole 3812. The first push block 343 is connected in the first sliding groove 342 by a string, and when the floating plate 36 does not move upward, the first push block 343 is located in the first sliding groove 342 and is not easy to fall.
Referring to fig. 5 and 6, a vertical second vertical groove 351 is formed in the second baffle 35, a second sliding groove 352 opposite to the first sliding groove 342 is formed in a side wall of the second vertical groove 351, the sliding frame 37 includes a second abutting rod 372 sliding in the second sliding groove 352, a second pushing block 353 slides in the second vertical groove 351, and the second pushing block 353 inclines upwards towards the direction of the second abutting rod 372. When the water level in the water collecting tank 3 descends, the floating plate 36 descends, the second pushing block 353 is pressed by the gravity of the floating plate 36 to slide downwards, so that the second pushing block 353 pushes the second abutting rod 372 to slide, the sliding rod 373 is inserted into the first water drainage hole 3811, and the water collecting tank 3 can be used for collecting water.
Referring to fig. 5, an overflow port 310 is formed on the side wall of the water collecting tank 3, the overflow port 310 is higher than the first baffle 34, when the water flowing into the water collecting tank 3 is faster than the water flowing out from the second water discharge hole 3812, the water level rises continuously, and the water can be discharged from the overflow port 310 and downwards discharged through the gaps of the baffle ring 231 and the convex ring 39.
The implementation principle of the drainage system for the house building engineering is as follows: when water flows into the drainage hole 381, the water flows can enter the water collecting tank 3 from the water inlet 31 after being filtered by the filter screen 4, and at the moment, the sliding rod 373 is inserted into the first drainage hole 3811 to close the drainage hole 11; when the water level gradually rises to enable the floating plate 36 to float upwards, the floating plate 36 pushes the first pushing block 343 to slide upwards under the action of buoyancy, the first pushing block 343 pushes the first abutting rod 371 to slide so that the sliding rod 373 leaves the first drainage hole 3811, water flow can flow downwards along the second drainage hole 3812, the impeller 26 is impacted to enable the impeller 26 to drive the brush 322 to rotate, and the brush 322 can clean the side wall of the filter screen cover 4; when the water level continuously drops, the floating plate 36 pushes the second pushing block 353 to slide downwards by virtue of gravity, the second pushing block 353 pushes the sliding frame 37 to move, the sliding rod 373 is inserted into the first drainage hole 3811 to close the drainage hole 381, and the water collecting tank 3 can be used for collecting water.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. A drainage system for housing construction engineering, characterized in that: comprises a water outlet (11) for draining water, wherein a filter frame (2) is detachably connected to the water outlet (11), the filter frame (2) comprises a reverse truncated cone-shaped sewage collecting tank (21), a water outlet (22) is formed in the bottom of the sewage collecting tank (21), a cylindrical filter screen (4) is covered on the top of the water outlet (22), the filter frame (2) comprises a containing cavity (23) positioned below the sewage collecting tank (21), a water collecting tank (3) is arranged in the containing cavity (23), a water draining hole (381) is formed in the bottom surface of the water collecting tank (3), an impeller (26) driven by water flow is rotatably connected to the position, below the water draining hole (381), on the inner wall of the containing cavity (23), a brush (322) abutted against the inner wall of the filter screen (4) is rotatably connected to the filter screen (4), and the rotation axis of the brush (322) is vertical, a linkage mechanism is arranged between the brush (322) and the impeller (26), and a closing mechanism for opening and closing the drain hole (381) is arranged in the water collecting tank (3).
2. A drainage system for housing construction work according to claim 1, characterised in that: the water collecting tank is characterized in that a convex block (38) is arranged on the bottom surface of the inside of the water collecting tank (3), the water outlet (11) is formed in the convex block (38), the water outlet (381) comprises a first water outlet hole (3811) and a second water outlet hole (3812) which are perpendicular to each other, the second water outlet hole (3812) penetrates through the bottom surface of the water collecting tank (3), the closing mechanism comprises a sliding rod (373) which is connected in the water collecting tank (3) in a sliding mode and can be inserted in the first water outlet hole (3811) in a sliding mode, the sliding rod (373) is matched with the first water outlet hole (3811), and the closing mechanism further comprises a driving component used for driving the sliding rod (373) to slide.
3. A drainage system for housing construction work according to claim 2, characterised in that: the water collecting tank (3) is internally provided with a first horizontal baffle plate (34) and a second horizontal baffle plate (35), the driving assembly comprises a floating plate (36) connected between the first baffle plate (34) and the second baffle plate (35) in a sliding mode, one end, away from the first drainage hole (3811), of the sliding rod (373) is connected with a sliding frame (37), the driving assembly further comprises a first pushing block (343) sliding on the first baffle plate (34) and used for being abutted to the floating plate (36) and pushing the sliding frame (37) to move, the driving assembly comprises a second pushing block (353) sliding on the second baffle plate (35) and used for being abutted to the floating plate (36) and pushing the sliding frame (37) to move, and the sliding directions of the first pushing block (343) and the second pushing block (353) pushing the sliding frame (37) are opposite.
4. A drainage system for housing construction work according to claim 3, characterised in that: the sliding frame (37) comprises a first abutting rod (371) used for abutting with the first push block (343), and abutting surfaces of the first push block (343) and the first abutting rod (371) are inclined downwards towards the direction of the first abutting rod (371).
5. A drainage system for housing construction work according to claim 4, characterised in that: the sliding frame (37) comprises a second abutting rod (372) used for abutting against the second pushing block (353), and abutting surfaces of the second pushing block (353) and the second abutting rod (372) incline upwards towards the direction of the second abutting rod (372).
6. A drainage system for housing construction work according to claim 3, characterised in that: the water collecting tank (3) is internally and fixedly connected with a positioning plate (33) which is used for being abutted against the side surface of the floating plate (36), the positioning plate (33) is vertically arranged, and the positioning plate (33) is uniformly provided with water through holes (331).
7. A drainage system for housing construction work according to claim 3, characterised in that: an overflow port (310) is formed in the outer wall of the water collecting tank (3), and the height of the overflow port (310) is higher than that of the first baffle (34).
8. A drainage system for housing construction work according to claim 1, characterised in that: the linkage mechanism comprises a first rotating shaft (25) coaxial with the impeller (26), a first bevel gear (27) coaxial with the first rotating shaft (25) is connected onto the first rotating shaft (25), a second bevel gear (321) vertical to the axis of the first bevel gear (27) is meshed onto the first bevel gear (27), a second rotating shaft (32) coaxial with the second bevel gear (321) is connected to the middle of the second bevel gear (321), and the second rotating shaft (32) is fixedly connected with one end of the brush (322).
CN202120672567.9U 2021-04-01 2021-04-01 Drainage system for house building engineering Active CN214658334U (en)

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CN202120672567.9U CN214658334U (en) 2021-04-01 2021-04-01 Drainage system for house building engineering

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Application Number Priority Date Filing Date Title
CN202120672567.9U CN214658334U (en) 2021-04-01 2021-04-01 Drainage system for house building engineering

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CN214658334U true CN214658334U (en) 2021-11-09

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114522459A (en) * 2022-04-24 2022-05-24 深圳地环生态科技有限公司 Sundry separating device for water treatment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114522459A (en) * 2022-04-24 2022-05-24 深圳地环生态科技有限公司 Sundry separating device for water treatment

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