CN111013202A - Building construction rainwater and waste water cyclic utilization equipment - Google Patents
Building construction rainwater and waste water cyclic utilization equipment Download PDFInfo
- Publication number
- CN111013202A CN111013202A CN201911279388.2A CN201911279388A CN111013202A CN 111013202 A CN111013202 A CN 111013202A CN 201911279388 A CN201911279388 A CN 201911279388A CN 111013202 A CN111013202 A CN 111013202A
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- Prior art keywords
- sedimentation tank
- rainwater
- fixedly connected
- pipe
- building construction
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0024—Inlets or outlets provided with regulating devices, e.g. valves, flaps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0039—Settling tanks provided with contact surfaces, e.g. baffles, particles
- B01D21/0042—Baffles or guide plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0087—Settling tanks provided with means for ensuring a special flow pattern, e.g. even inflow or outflow
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/02—Settling tanks with single outlets for the separated liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/2444—Discharge mechanisms for the classified liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/245—Discharge mechanisms for the sediments
- B01D21/2461—Positive-displacement pumps; Screw feeders; Trough conveyors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/30—Control equipment
- B01D21/307—Passive control mechanisms without external energy, e.g. using a float
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Sewage (AREA)
Abstract
The invention belongs to the technical field of water recovery equipment, and particularly relates to building construction rainwater and wastewater recycling equipment which comprises a sedimentation tank, wherein a protective cover is fixedly connected to one side inside the sedimentation tank, a rotating shaft is rotatably connected to the outer side of the protective cover, a packing auger is fixedly connected to the outer side of the rotating shaft, one end of the rotating shaft extends into the protective cover and is fixedly sleeved with a large belt wheel, the inner side of the sedimentation tank is rotatably connected with a rotating shaft which is horizontally arranged, a worm wheel and a small belt wheel are fixedly sleeved at one end of the rotating shaft, the small belt wheel and the large belt wheel are in transmission connection with a same triangular belt, a worm is rotatably connected to the inner side of the sedimentation tank and is meshed with the worm wheel, one ends of a plurality of groups of supports are fixedly. The invention has reasonable structural design, and can slowly push the sludge in the sedimentation tank into the sewage pipe by driving the auger to slowly rotate by utilizing the self weight of rainwater flowing into the sedimentation tank, thereby facilitating workers to regularly clean the sludge in the sedimentation tank and improving the dredging efficiency.
Description
Technical Field
The invention relates to the technical field of water recovery equipment, in particular to rainwater and wastewater recycling equipment for building construction.
Background
The sewage that present building site produced is mostly muddy water, wholly discharges to the sewer line in many, wholly has great waste, and especially there is the problem of water consumption in some building sites, therefore the too high condition of later stage diversion cost appears easily to the form of this kind of direct discharge. Through retrieval, the Chinese patent with the publication number of CN208137075U discloses a rainwater and wastewater recycling device for building construction, which mainly comprises a rainwater and wastewater collecting device and a purifying device; the rainwater and wastewater collection device mainly comprises a plurality of rainwater and wastewater collection boxes and a water collection pool, wherein the rainwater and wastewater collection boxes are hollow inside and have openings at the upper ends, and the openings at the upper ends of the rainwater and wastewater collection boxes are covered with a blocking net in a sealing manner; rain wastewater collecting box's lateral wall below position is equipped with the delivery port, and this design pump station is with the water purification suction of water purification incasement, and the water purification plays the effect of wasing three-way pipe and pump station like this, whole using water wisely, and the effectual water economy water resource that has practiced thrift can prevent that the excessive condition of blockking up from appearing in three-way pipe and pump station simultaneously, and is higher to the cleaning efficiency of filter screen simultaneously.
The rainwater contains a large amount of earth, so need subside, but the rainwater waste water cyclic utilization equipment structural design of above-mentioned patent design is reasonable inadequately, and the inconvenient mud that will subside is concentrated and is cleared up, and the desilting is inefficiency, therefore we have proposed a building construction rainwater and waste water cyclic utilization equipment and have been used for solving above-mentioned problem.
Disclosure of Invention
The invention aims to solve the defects of the prior art and provides a rainwater and wastewater recycling device for building construction.
In order to achieve the purpose, the invention adopts the following technical scheme:
a building construction rainwater and wastewater recycling device comprises a sedimentation tank, wherein a protective cover is fixedly connected to one side in the sedimentation tank, a rotating shaft is rotatably connected to the outer side of the protective cover, a packing auger is fixedly connected to the outer side of the rotating shaft, one end of the rotating shaft extends into the protective cover and is fixedly sleeved with a large belt wheel, the inner side of the sedimentation tank is rotatably connected with a rotating shaft which is horizontally arranged, a worm wheel and a small belt wheel are fixedly sleeved at one end of the rotating shaft, the small belt wheel and the large belt wheel are in transmission connection with a same triangular belt, the inner side of the sedimentation tank is rotatably connected with a worm, the worm is meshed with the worm wheel, one ends of a plurality of groups of supports are fixedly connected with the supports, a baffle is fixedly connected with the supports, a water inlet pipe is communicated with the inner wall of one side of the sedimentation tank, and a blow-, the mud pump is fixedly connected with the outside top of blow off pipe, the intercommunication has the top of suction dredge on the feed inlet of suction dredge, the bottom of suction dredge extends to in the blow off pipe, the top fixedly connected with water pump of sedimentation tank, the intercommunication has the top that absorbs water the pipe on the water inlet of water pump, the bottom that absorbs water the pipe extends to in the sedimentation tank and the intercommunication has the filter bowl.
Preferably, a supporting shaft is fixedly connected to the inner wall of the sedimentation tank, and the water absorption pipe is coiled on the outer side of the supporting shaft.
Preferably, the outer side of the water suction pipe is fixedly sleeved with a floating plate, and the floating plate is positioned above the filter ball.
Preferably, a settling tank is arranged on the inner wall of the bottom side of the settling tank, and the auger is positioned in the settling tank.
Preferably, a partition board is fixedly connected in the sedimentation tank and located on the rear side of the support, the partition board is located on one side, close to the water inlet pipe, of the worm, and the bottom side of the partition board is fixedly connected with the top side of the protective cover.
Preferably, the top side of the protective cover is provided with a mounting hole, and the triangular belt is positioned in the mounting hole and is not contacted with the inner wall of the mounting hole.
Preferably, the outer side of the rotating shaft is fixedly sleeved with an inner ring of a bearing, and an outer ring of the bearing is fixedly connected with the inner wall of the sedimentation tank.
Preferably, the diameter of the wheel disc of the large belt wheel is two to four times that of the wheel disc of the small belt wheel, a sewage discharge port is formed in one side of the bottom of the sedimentation tank, and the sewage discharge port is communicated with the bottom end of a sewage discharge pipe.
According to the house building construction rainwater and wastewater recycling device, wastewater and collected rainwater are input into the water inlet pipe, water flow falls on the baffle plate, the baffle plate drives the worm to rotate anticlockwise through the bracket, the worm rotates to drive the worm wheel to rotate slowly, the worm wheel drives the rotating shaft and the small belt pulley to rotate, the small belt pulley drives the large belt pulley to rotate through the triangular belt, and the large belt pulley drives the rotating shaft and the auger to rotate slowly;
according to the house building construction rainwater and wastewater recycling device, rainwater and wastewater are settled in the settling tank, dust in water can settle in the settling tank to form sludge, and the sludge is pushed to the right side to enter the bottom end part of the sewage discharge pipe when the auger slowly rotates;
according to the house building construction rainwater and wastewater recycling device, sludge stored in the sewage discharge pipe can be extracted through the sludge pump and the sludge suction pipe, the floating plate always floats on the water surface in the sedimentation tank, and water settled in the sedimentation tank can be extracted through the water pump and the water suction pipe and used for irrigation or road dust removal;
the invention has reasonable structural design, and can slowly push the sludge in the sedimentation tank into the sewage pipe by driving the auger to slowly rotate by utilizing the self weight of rainwater flowing into the sedimentation tank, thereby facilitating workers to regularly clean the sludge in the sedimentation tank and improving the dredging efficiency.
Drawings
FIG. 1 is a schematic structural view of a rainwater and wastewater recycling device for building construction according to the present invention;
FIG. 2 is a schematic structural view of part A of the rainwater and wastewater recycling device for building construction according to the present invention;
FIG. 3 is a schematic structural view of part B of the rainwater and wastewater recycling device for building construction according to the present invention;
FIG. 4 is a schematic structural view of part C of the rainwater and wastewater recycling device for building construction according to the present invention;
fig. 5 is a side view of a worm wheel and a worm of the rainwater and wastewater recycling device for building construction according to the invention.
In the figure: 1. a sedimentation tank; 2. a protective cover; 3. a rotating shaft; 4. a packing auger; 5. a large belt pulley; 6. a rotating shaft; 7. a worm gear; 8. a small belt pulley; 9. a V-belt; 10. a worm; 11. a support; 12. a baffle plate; 13. a water inlet pipe; 14. a partition plate; 15. a blow-off pipe; 16. a mud pump; 17. a mud suction pipe; 18. a water pump; 19. a suction pipe; 20. filtering balls; 21. a floating plate; 22. a settling tank; 23. a sewage draining outlet; 24. a support shaft; 25. and (7) installing holes.
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.
Referring to fig. 1-5, a building construction rainwater and wastewater recycling device comprises a sedimentation tank 1, a protective cover 2 is fixedly connected to one side inside the sedimentation tank 1, a rotating shaft 3 is rotatably connected to the outer side of the protective cover 2, an auger 4 is fixedly connected to the outer side of the rotating shaft 3, one end of the rotating shaft 3 extends into the protective cover 2 and is fixedly sleeved with a large belt wheel 5, a horizontally arranged rotating shaft 6 is rotatably connected to the inner side of the sedimentation tank 1, a worm wheel 7 and a small belt wheel 8 are fixedly sleeved at one end of the rotating shaft 6, the small belt wheel 8 and the large belt wheel 5 are in transmission connection with a same triangular belt 9, a worm 10 is rotatably connected to the inner side of the sedimentation tank 1, the worm 10 is meshed with the worm wheel 7, one end of a plurality of groups of brackets 11 is fixedly connected to the brackets 11, a baffle 12 is fixedly connected to the brackets 11, a water inlet pipe 13 is communicated to the inner wall of, the outside top fixedly connected with dredge pump 16 of blow off pipe 15, the intercommunication has the top of dredge pipe 17 on the feed inlet of dredge pump 16, and in the bottom of dredge pipe 17 extended to blow off pipe 15, the top fixedly connected with water pump 18 of sedimentation tank 1, the intercommunication has the top of the pipe 19 that absorbs water on the water inlet of water pump 18, and the bottom of the pipe 19 that absorbs water extends to in the sedimentation tank 1 and the intercommunication has filter bowl 20.
In the embodiment, a supporting shaft 24 is fixedly connected to the inner wall of a sedimentation tank 1, a water suction pipe 19 is wound on the outer side of the supporting shaft 24, a floating plate 21 is fixedly sleeved on the outer side of the water suction pipe 19, the floating plate 21 is positioned above a filter ball 20, a sedimentation tank 22 is arranged on the inner wall of the bottom side of the sedimentation tank 1, an auger 4 is positioned in the sedimentation tank 22, a partition plate 14 is fixedly connected in the sedimentation tank 1, the partition plate 14 is positioned at the rear side of a support 11, the partition plate 14 is positioned at one side of a worm 10 close to a water inlet pipe 13, the bottom side of the partition plate 14 is fixedly connected with the top side of a protective cover 2, a mounting hole 25 is formed in the top side of the protective cover 2, a triangular belt 9 is positioned in the mounting hole 25 and is not in contact with the inner wall of the mounting hole 25, the outer side of a rotating shaft 6 is fixedly sleeved with an inner ring of a bearing, the, a drain outlet 23 is arranged on one side of the bottom of the sedimentation tank 1, and the drain outlet 23 is communicated with the bottom end of the drain pipe 15.
In the embodiment, when the device is used, wastewater and collected rainwater are input into the water inlet pipe 13, when flowing into the sedimentation tank 1 through the water inlet pipe 13, water flow falls on the baffle 12, the baffle 12 drives the worm 10 to rotate anticlockwise through the bracket 11, the worm 10 drives the worm wheel 7 to rotate slowly, the worm wheel 7 drives the rotating shaft 6 and the small belt wheel 8 to rotate, the small belt wheel 8 drives the large belt wheel 5 to rotate through the V-belt 9, the large belt wheel 5 drives the rotating shaft 3 and the packing auger 4 to rotate slowly, the rainwater and the wastewater are settled in the sedimentation tank 1, dust in the water can be settled in the sedimentation tank 22 to form sludge, when the packing auger 4 of the packing auger 4 rotates slowly, the sludge is pushed to the right side to enter the bottom end part of the sewage discharge pipe 15, the sludge pump 16 is started, the sludge pump 16 can extract the sludge stored in the sewage discharge pipe 15 through the sludge suction pipe 17, the floating plate 21 always floats on the water, the water pump 18 is started, and the water pump 18 can pump the water settled in the settling pond 1 through the water suction pipe 19 for irrigation or road dust removal.
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.
Claims (8)
1. The utility model provides a building construction rainwater and waste water cyclic utilization equipment, includes sedimentation tank (1), its characterized in that, inside one side fixedly connected with protection casing (2) of sedimentation tank (1), the outside of protection casing (2) is rotated and is connected with pivot (3), the outside fixedly connected with auger (4) of pivot (3), the one end of pivot (3) extends to in protection casing (2) and fixed big band pulley (5) have been cup jointed, the inboard of sedimentation tank (1) is rotated and is connected with pivot (6) that the level set up, the one end of pivot (6) is fixed to be cup jointed worm wheel (7) and small band pulley (8), the transmission is connected with same triangular belt (9) on small band pulley (8) and big band pulley (5), the inboard of sedimentation tank (1) is rotated and is connected with worm (10), worm (10) mesh with worm wheel (7), the utility model discloses a mud pump, including the front end fixedly connected with of worm (10) one end of multiunit support (11), the fixedly connected with baffle (12) of being connected with of support (11), the intercommunication has inlet tube (13) on the one side inner wall of sedimentation tank (1), bottom one side intercommunication of sedimentation tank (1) has blow off pipe (15), outside top fixedly connected with mud pump (16) of blow off pipe (15), the intercommunication has the top of inhaling mud pipe (17) on the feed inlet of mud pump (16), the bottom of inhaling mud pipe (17) extends to in blow off pipe (15), the top fixedly connected with water pump (18) of sedimentation tank (1), the intercommunication has the top of the pipe that absorbs water (19) on the water inlet of water pump (18), the bottom of the pipe that absorbs water (19) extends to and communicates in sedimentation tank (1) has filter bowl (20).
2. The rainwater and wastewater recycling device for house building construction according to claim 1, characterized in that a supporting shaft (24) is fixedly connected to the inner wall of the sedimentation basin (1), and the suction pipe (19) is coiled outside the supporting shaft (24).
3. The rainwater and wastewater recycling device for house building construction according to claim 1, characterized in that the outside of the suction pipe (19) is fixedly sleeved with a floating plate (21), and the floating plate (21) is positioned above the filter ball (20).
4. The equipment for recycling the rainwater and the wastewater generated in the house building construction according to claim 1, wherein a settling tank (22) is arranged on the inner wall of the bottom side of the settling tank (1), and the packing auger (4) is positioned in the settling tank (22).
5. The rainwater and wastewater recycling device for house building construction according to claim 1, characterized in that a partition plate (14) is fixedly connected in the sedimentation tank (1), the partition plate (14) is located at the rear side of the bracket (11), the partition plate (14) is located at one side of the worm (10) close to the water inlet pipe (13), and the bottom side of the partition plate (14) is fixedly connected with the top side of the protective cover (2).
6. The rainwater and wastewater recycling device for house building construction according to claim 1, characterized in that the top side of the protective cover (2) is provided with a mounting hole (25), and the triangular belt (9) is positioned in the mounting hole (25) and is not contacted with the inner wall of the mounting hole (25).
7. The equipment for recycling the rainwater and the wastewater generated in the house building construction according to claim 1, wherein the outer side of the rotating shaft (6) is fixedly sleeved with the inner ring of the bearing, and the outer ring of the bearing is fixedly connected with the inner wall of the sedimentation tank (1).
8. The device for recycling the rainwater and the wastewater generated during the house building construction according to claim 1, wherein the diameter of the wheel disc of the large belt wheel (5) is two to four times that of the wheel disc of the small belt wheel (8), a sewage draining outlet (23) is formed in one side of the bottom of the sedimentation tank (1), and the sewage draining outlet (23) is communicated with the bottom end of the sewage draining pipe (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911279388.2A CN111013202A (en) | 2019-12-13 | 2019-12-13 | Building construction rainwater and waste water cyclic utilization equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911279388.2A CN111013202A (en) | 2019-12-13 | 2019-12-13 | Building construction rainwater and waste water cyclic utilization equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111013202A true CN111013202A (en) | 2020-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911279388.2A Pending CN111013202A (en) | 2019-12-13 | 2019-12-13 | Building construction rainwater and waste water cyclic utilization equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN111013202A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113577850A (en) * | 2021-08-16 | 2021-11-02 | 兰州恒达石化机械有限公司 | Back-washing complete three-phase separation device capable of collecting sludge signals and controlling |
| CN114105371A (en) * | 2022-01-24 | 2022-03-01 | 莱阳市环境卫生管理中心 | Energy-concerving and environment-protective type sewage treatment pond |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200444424Y1 (en) * | 2008-10-14 | 2009-05-14 | 주식회사 알이엠 | Alien substance sorting device precipitate matter delivering appartus of constructive waste |
| CN103621377A (en) * | 2012-08-27 | 2014-03-12 | 邹惠雅 | Anti-blocking water pumping device |
| CN105169765A (en) * | 2015-10-20 | 2015-12-23 | 重庆交通大学 | Water inlet unit structure of micro-irrigation system |
| CN106284262A (en) * | 2016-10-11 | 2017-01-04 | 东北农业大学 | Hydro powered self-rotary blocks dirty drift |
| CN208430001U (en) * | 2018-05-08 | 2019-01-25 | 张景峰 | A kind of sewage treating machine with from clear mud effect |
| US10399029B1 (en) * | 2016-04-15 | 2019-09-03 | Kealin Chase Hiracheta | Dual phase sand and water separator system and method of use |
| CN209721617U (en) * | 2018-12-28 | 2019-12-03 | 河南恒天久大实业有限公司 | A kind of unpowered bailing machine used for biogas project |
-
2019
- 2019-12-13 CN CN201911279388.2A patent/CN111013202A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200444424Y1 (en) * | 2008-10-14 | 2009-05-14 | 주식회사 알이엠 | Alien substance sorting device precipitate matter delivering appartus of constructive waste |
| CN103621377A (en) * | 2012-08-27 | 2014-03-12 | 邹惠雅 | Anti-blocking water pumping device |
| CN105169765A (en) * | 2015-10-20 | 2015-12-23 | 重庆交通大学 | Water inlet unit structure of micro-irrigation system |
| US10399029B1 (en) * | 2016-04-15 | 2019-09-03 | Kealin Chase Hiracheta | Dual phase sand and water separator system and method of use |
| CN106284262A (en) * | 2016-10-11 | 2017-01-04 | 东北农业大学 | Hydro powered self-rotary blocks dirty drift |
| CN208430001U (en) * | 2018-05-08 | 2019-01-25 | 张景峰 | A kind of sewage treating machine with from clear mud effect |
| CN209721617U (en) * | 2018-12-28 | 2019-12-03 | 河南恒天久大实业有限公司 | A kind of unpowered bailing machine used for biogas project |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113577850A (en) * | 2021-08-16 | 2021-11-02 | 兰州恒达石化机械有限公司 | Back-washing complete three-phase separation device capable of collecting sludge signals and controlling |
| CN114105371A (en) * | 2022-01-24 | 2022-03-01 | 莱阳市环境卫生管理中心 | Energy-concerving and environment-protective type sewage treatment pond |
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Application publication date: 20200417 |
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| RJ01 | Rejection of invention patent application after publication |