CN111362440B

CN111362440B - Carwash sewage treatment device

Info

Publication number: CN111362440B
Application number: CN202010219755.6A
Authority: CN
Inventors: 张国辉; 徐振强; 徐瑗徽
Original assignee: Nanjing Lucky Village Science and Technology Innovation Industrial Park Management Co Ltd
Current assignee: Nanjing Lucky Village Science and Technology Innovation Industrial Park Management Co Ltd
Priority date: 2020-03-25
Filing date: 2020-03-25
Publication date: 2021-06-01
Anticipated expiration: 2040-03-25
Also published as: CN111362440A

Abstract

The invention discloses a car washing sewage treatment device which comprises a shell, a car washing platform arranged on the shell, a water flow channel arranged below the car washing platform, a silt collecting chamber arranged in the shell, a water storage tank arranged below the silt collecting chamber, a rotatable cylinder arranged between the water flow channel and the silt collecting chamber, and a filter plate and a cleaning device arranged on the cylinder, wherein the silt collecting chamber is arranged in the shell; the cleaning device also comprises a blowing mechanism arranged on the filter plate; the inflation tube is arranged in the cylinder; two wind shields arranged on the inflation tube; the invention filters the sewage after car washing by the filtering device, and then stores the sewage for secondary use; the filth under filtering on the filter is cleared up automatically through cleaning device simultaneously in the filtration, makes the filtration keep unobstructed, has avoided using to need the manual work to change the filter after a period of time, has reduced the cost of labor, has improved filterable efficiency.

Description

Carwash sewage treatment device

Technical Field

The invention belongs to the technical field of sewage evolution, and particularly relates to sewage evolution treatment equipment for cleaning small vehicles.

Background

At present, a plurality of small-sized vehicle cleaning shops directly discharge used vehicle cleaning water to a sewer, so that waste of water resources is caused, and the vehicle cleaning water contains sandy soil and a vehicle cleaning agent, so that environmental pollution is caused by direct discharge; the existing car washing water treatment equipment also has the technical defects of complex structure and frequent need of manual cleaning of the filter plate.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides the car washing sewage treatment equipment capable of automatically cleaning the filter plate

In order to achieve the purpose, the invention adopts the following technical scheme: a car washing sewage treatment device comprises a shell, a car washing platform arranged on the shell, a water flow channel arranged below the car washing platform, a silt collecting chamber arranged in the shell, a water storage tank arranged below the silt collecting chamber, a rotatable cylinder arranged between the water flow channel and the silt collecting chamber, and a filter plate and a cleaning device arranged on the cylinder; the four filter plates are distributed and fixedly connected on the cylinder in a cross shape; an opening is formed in one end of the filter plate; the cleaning device also comprises a blowing mechanism arranged on the filter plate; the inflation tube is arranged in the cylinder; two wind shields arranged on the inflation tube; the cylinder is divided into a left chamber and a right chamber by the wind shield, an air outlet is arranged in the left chamber of the inflation tube, and the air outlet is in butt joint with the opening of the filter plate.

Before the equipment is operated, a car is stopped on a car washing platform to start car washing, the car washing platform is in a louver board type, the car washing platform enables enough space for car washing water to fall into a water flow channel, and the water for car washing is concentrated and vertically fallen onto a filter plate through the arrangement of the water flow channel to be filtered; the sewage is purified by the filter plate, so that the water quality requirement of the car washing is met; the filter plates are distributed and fixedly connected on the cylinder in a cross shape, so that the filter plates drive the cylinder to rotate under the action of water flow, and the filter plates are replaced while the filter plates filter water; the effect of automatically replacing the filter plate is realized; simultaneously, silt in the water is adsorbed on the surface of the filter plate in the filtering process; the filtered water flows into a water storage tank, and the filtered water is statically placed in the water storage tank through the water storage tank to prepare for secondary use; when the equipment is stopped, the water still placed in the water storage tank can be further precipitated, so that the purification effect is improved; further, the filter plate adhered with the silt starts to be cleaned, the gas filling pipe in the cylinder starts to be filled with gas during cleaning, and the gas is discharged from the air outlet; the air outlet is in butt joint with the opening of the filter plate, so that the filter plate starts to be inflated; the air blowing mechanism is urged to clean the silt on the filter plate under the action of air pressure; the filter plate is automatically replaced when being filtered by the mechanism, and the replaced filter plate is automatically cleaned; the filter plate is automatically replaced during filtering, and then the filter plate is automatically cleaned; the filter is effectively prevented from being blocked by silt in use, the necessity of cleaning the filter by disassembling is avoided, meanwhile, the frequency of replacing the filter is greatly reduced, labor is reduced, and the efficiency of filtering is improved.

The blowing mechanism comprises air outlet holes uniformly distributed on the filter plate, a tripod arranged on the inner wall of the air outlet hole, an air spraying piece arranged on the air outlet, a water retaining shell arranged on the outer side of the air spraying piece, and a telescopic rod connected with the water retaining shell and the tripod; the air injection piece is a round pipe, herringbone holes are uniformly formed in the pipe wall, the included angle between the opening direction of the holes and the round pipe shaft is certain, and the lower end of the round pipe is rotatably embedded in the air outlet; the telescopic link is connected with the water retaining shell and the tripod, and the telescopic link can drive the water retaining shell to move up and down.

When the filter layer is full of air, the air is discharged from the air outlet, the water retaining shell is pushed upwards under the action of air pressure, and the air injection piece starts to rotate to inject air after being pushed upwards, so that the sandy soil adhered to the filter plate is scattered and blown off; the air in the inflatable layer is guided and the air pressure is increased through the arrangement of the air outlet hole, so that the air has enough air pressure to push the water retaining shell open; the water blocking shell and the telescopic rod are fixed on the filter plate through the arrangement of the tripod, so that the phenomenon that the water blocking shell and the telescopic rod fall off in a staggered mode during filtering to influence the cleaning effect is avoided; the rotating air injection piece is arranged, so that the air can sweep silt for 360 degrees, the sweeping area is increased, and the cleaning efficiency is improved; due to the arrangement of the water blocking shell, water is prevented from flowing into the inflatable layer through the air outlet when the filter plate filters water, so that the pressure of gas is influenced, and the cleaning effect is further improved; the water blocking shell can be reset quickly through the arrangement of the telescopic rod, so that water is prevented from flowing into the inflatable layer from the air outlet when the filter plate rotates, and the cleaning effect is improved; the filter plate can be simultaneously filtered and cleaned by the aid of the blowing mechanism, automatic cleaning is achieved, cleaning efficiency is improved, labor cost for manual disassembly and cleaning is reduced, and filtering efficiency is further improved.

The filter plate comprises an inflation layer, a filter layer arranged below the inflation layer, filter tubes uniformly distributed on the surface of the filter plate, a water guide block arranged at the left end of the bottom surface of the filter plate, a water retaining block arranged at the right end of the surface of the filter plate, and a limiting part arranged on the shell; the inflatable layer is a hollow plate, and the left end of the inflatable layer is provided with an opening; the filter pipe directly penetrates through the inflatable layer and is directly connected with the filter layer, so that water cannot flow into the inflatable layer; the surface of the water guide block is provided with a chute, so that water is guided conveniently.

During filtering, the filter plate is perpendicular to the water flow direction through the limiting piece, so that water can be fully landed on the filter plate, and a better filtering effect is achieved; when water flows to the filter plate, the water is filtered through the filter holes, silt is filtered by the filter holes, and the silt stained with the water is adhered to the surface of the filter plate; the longitudinal section of the further filtering holes is arc-shaped, so that the filtering holes are effectively prevented from being blocked by silt in water during filtering, and the silt in the water is adhered to the filtering plates; at the moment, water directly flows into the filter layer through the filter pipe, and is further filtered, so that peculiar smell and impurities in the water are fully filtered in the filter layer, and the quality of the water is ensured; when the water quantity is reduced, the water can slowly flow to the water guide block and falls into the water storage tank under the drainage of the water guide block; the arrangement of the water guide block prevents water from flowing into the silt collection chamber under the condition of reducing water flow; meanwhile, the water retaining block is arranged to prevent sand and mud from flowing into the water storage tank when the filter plate is rotatably replaced; through the device, water can obtain better filtering effect, and the water quality is improved.

The limiting piece comprises a v-shaped block arranged on the right side of the shell and a first torsion spring for connecting the v-shaped block and the shell; one surface of the v-shaped block is tightly attached to the shell, the other surface of the v-shaped block is horizontal to the bottom surface of the shell, and the horizontal surface buckles the filter plate; the first torsion spring connects the v-block and the housing 1.

The filter plate is buckled by the v-shaped block during filtering, and the v-shaped block limits the filter plate under the action of the first torsion spring; at the moment, the filter plate filters water, and meanwhile, sand and stones adhered to the right filter plate are gradually accumulated, so that the weight of the filter plate is increased, the further first torsion spring cannot bear the gravity of the filter plate, and the v-shaped block rotates anticlockwise, so that the filter plate enters the silt collecting chamber through the limiting piece; make the filter can be perpendicular with the rivers direction when filtering through this equipment, further can in time change the filter automatically when the filter is amasss silt to clear up, increased filtration efficiency, add and lack the cost of labor.

The silt collecting chamber 4 comprises a bottom plate 41 arranged in the shell, two convex blocks 42 arranged on the bottom plate, a rolling piece 43 connected with the two convex blocks 42, and a turning plate 44 arranged on the rolling piece 43; the included angle between the bottom plate 41 and the bottom surface of the shell 1 is 100 degrees, and the longitudinal section of the bottom plate 41 is L-shaped; the rolling element 43 is mounted on two projections 42, which are spaced from the right side of the base plate 41 by a distance of 10 cm.

During cleaning, silt on the filter plate flows to the bottom plate, and the cleaned silt can be better collected through the arrangement of the bottom plate, so that the silt is prevented from flowing into the water storage tank; when the filter plate enters the silt collecting chamber, the filter plate touches the turning plate, and the turning plate drives the rolling piece to turn over; make the filter can get into silt smoothly through setting up of this mechanism and collect indoorly, carry out further clearance, effectually prevent that water from collecting indoorly to the silt when filterable.

The rolling part comprises 2 limiting blocks arranged on the convex block, a roller arranged between the 2 limiting blocks, and a second torsion spring connected with the roller and the convex block.

After the filter plate enters the silt collection chamber, the second torsion spring starts to act, the roller is reset, and meanwhile, the turning plate on the roller is vertical to the bottom surface of the water storage tank in time through the arrangement of the limiting blocks on the two sides of the roller, and the further filter plate is also vertical to the bottom surface of the water storage tank; the filter plate enables silt adhered on the filter plate to flow into the silt collecting chamber under the self gravity in a vertical state; make the filter get into silt through this setting and collect the room and obtain the location, improve the effect of clearance.

In summary, the invention has the following advantages: according to the automatic cleaning device, the filter plate is cleaned while being filtered through the cleaning device, and the filter plate is cleaned by utilizing the air blowing function, so that the automatic cleaning effect is realized, the smoothness of the filter plate is ensured, the filtering efficiency is improved, and the manual replacement cost is reduced.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the internal structure of the present invention.

Fig. 3 is a left side view of the present invention.

Fig. 4 is a cross-sectional view of the present invention taken along line a-a.

Fig. 5 is a partial view a of fig. 2 of the present invention.

Fig. 6 is a partial view B of fig. 2 of the present invention.

Fig. 7 is a partial view C of fig. 4 of the present invention.

Fig. 8 is an exploded view of the blowing mechanism of the present invention.

Fig. 9 is a partial view D of fig. 4 of the present invention.

Detailed Description

In order to make the technical solutions of the present invention better understood, 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.

As shown in fig. 1-8, a car washing sewage treatment device comprises a shell 1, a car washing platform 2, a water flow channel 3, a silt collecting chamber 4, a water storage tank 5, a cylinder 6, a filter plate 7 and a cleaning device 8; the cleaning device 8 further comprises a blowing mechanism 81, an air inflation tube 82, a wind shield 83 and an air outlet 84; the shell is buried under the car washing chamber, and the shell is made of corrosion-resistant metal material; the car washing platform 2 is arranged on the shell 1 and is in a shutter form, and the shutter plates are made of metal which can bear the deformation under the gravity of the car; the water flowing channel 3 is arranged below the car washing platform 2, the longitudinal section of the water flowing channel 3 is V-shaped, and water for washing the car can be guided to flow down in a centralized manner; the dirt collecting chamber 4 is arranged in the shell 1 and is connected with the shell 1 through screws, so that the dirt collecting chamber is convenient to disassemble; the water storage chamber 5 is arranged below the filth collection chamber 4, and a water pump and a pipe guide are arranged in the water storage chamber to suck water; the cylinder 6 is embedded in the shell 1, and the cylinder 6 can rotate; the four filter plates 7 are distributed and fixedly connected on the cylinder 6 in a cross shape; an opening is formed in one end of the filter plate 7; the blowing mechanisms 81 are uniformly arranged on the surface of the filter plate; the inflation tube 82 is arranged in the cylinder 6, and two ends of the inflation tube are fixedly connected with the shell 1; the wind shield 83 is arranged on the inflation tube 82 and divides the cylinder 6 into a left cavity and a right cavity; the wind shield 83 is made of rubber; the air outlet 84 is arranged on the air charging pipe 82 in the left chamber of the cylinder 6, and the air outlet 84 is in butt joint with the opening of the filter plate 7.

The blowing mechanism 81 comprises an air outlet 811, a tripod 812, an air injection part 813, a water retaining shell 814 and an expansion link 815; the air outlet holes 811 are uniformly arranged on the surface of the filter plate 7; the tripod 812 is fixedly connected to the hole wall, and the tripod 812 is made of aluminum; the air injection piece 813 is arranged on the air outlet hole 811, the air injection piece 813 is a circular pipe, herringbone holes are uniformly formed in the pipe wall, the included angle between the hole opening direction and the shaft of the circular pipe is 45 degrees, and the lower side of the air injection piece 813 is rotatably embedded in the air outlet hole 811

(ii) a The water blocking shell 814 is arranged on the outer side of the air injection piece 813, the water blocking shell 814 completely covers the air injection piece 813, and the water blocking shell 814 is made of light plastic; the telescopic rod 815 is arranged on the tripod 812, and one end of the telescopic rod is fixedly connected with the top of the water retaining shell 814, so that the water retaining shell can slide up and down along with the telescopic rod.

The filter plate 7 is divided into two layers, the upper layer is an inflatable layer 71, and the lower layer is a filter layer 72; the filter plate also comprises a filter pipe 73, a water guide block 74, a water blocking block 75 and a limiting piece 76; the inflatable layer 71 is a hollow plate, an opening is arranged at one side fixedly connected with the cylinder 6, and the opening is butted with the air outlet 84; the filter layer contains quartz and activated carbon; the filter holes are uniformly distributed on the surface of the filter plate 7, the filter pipe 73 directly penetrates through the inflatable layer 71 to be connected with the filter layer 72, and the surface of the filter pipe 73 protrudes outwards; the water guide block 74 is arranged on the left side of the lower surface of the filter plate 7, and a chute is arranged on the water guide block 74; the water blocking block 75 is arranged on the right side of the upper surface of the filter plate 7, the longitudinal section of the water blocking block is arc-shaped, the limiting pieces 76 are embedded in the shell 1, and the limiting pieces 76 are respectively arranged on two sides of the shell 1 and used for buckling the filter plate 7.

The limiting member 76 is disposed on the v-shaped block 761 and the first torsion spring 762; the v-shaped block 761 is made of common carbon steel and is embedded in the shell 1; specifically, one surface of the v-shaped block 761 is tightly attached to the housing, and the other surface is horizontal to the bottom surface of the housing 1; the first spring 762 connects the v-block 761 and the housing 1.

The silt collecting chamber 4 comprises a

bottom plate

41, 2 bumps 42, rolling pieces 43 and a turning plate 44; the bottom plate 41 is arranged in the shell 1, the included angle between the bottom plate 41 and the bottom surface of the shell 1 is 100 degrees, and the longitudinal section of the bottom plate 41 is L-shaped; the bump is arranged on the bottom plate 41, and the distance from the right side face of the bottom plate 41 is 10 cm; the rolling piece 43 can rotate between the rolling piece 43 frame and the 2 convex blocks 42; the turning plate 44 is arranged on the rolling piece 43, and the turning plate 43 is vertical to the bottom surface of the shell 1.

The rolling 43 moving piece comprises 2 limiting blocks 431, a roller 432 and a second torsion spring 433; the 2 limiting blocks 431 are respectively arranged on the 2 convex blocks 42, and the longitudinal section of each limiting block is 1/4 circles; the roller 432 is arranged between the limiting blocks 431, and the circle center of the roller 432 is superposed with that of the limiting blocks 431; the second torsion spring 433 is disposed in the roller 432 and used for connecting the roller 432 and the protrusion 42.

The specific work is as follows: when the car is washed, the car is driven into the car washing platform 2, the car washing is started, the water for washing the car starts to flow into the water flowing channel 3, and before that, because the car washing platform 2 is in the form of the louver plates, the relatively large garbage such as leaves on the car can be blocked, and the water can have enough space to flow into the water flowing channel 3; the water flows into the flowing water channel 3, and the flowing water channel conducts centralized diversion on the water, so that the water completely flows into the filter plate 7; at this time, the filter plate on the right side of the cylinder 6 is buckled by the v-shaped block 761, and the filter plate 7 is vertical to the water flow direction; the water flows to the surface of the filter plate and starts to be filtered, the water flows into the filter pipe 73 and directly flows into the filter layer, the filtered water flows into the water storage chamber 5, and after the water flow is reduced, the water seeped out from the filter plate 67 flows into the water storage chamber through the water guide block 74; the sand in the water is filtered on the surface of the filter plate 7 through the filter pipe 73, and the water flowing into the filter layer 72 is subjected to peculiar smell removal through quartz and active carbon of the filter layer, so that the water quality is purified; at this time, the weight of the filter plate 7 is increased due to the continuous accumulation of the filtered sand on the filter plate 7, and the v-shaped block 761 is turned downwards under the stress of the first torsion spring 762; the filter plate 7 is turned downwards through the v-shaped block 761, at the moment, the cylinder 6 is driven by the filter plate 7 to rotate clockwise, and at the moment, the sand on the filter plate 7 is blocked by the water blocking block 75 in the turning process, so that the sand is prevented from flowing into the water storage tank 5 when the filter plate 7 rotates; when the further filtered filter plate 7 is turned over, the filter plate flappers the turning plate 44, the baffle plate 44 is turned over leftwards under the driving of the roller 43, the filter plate 7 enters the dirt collecting chamber 4, the turning plate 44 is reset under the action of the second torsion spring 433, and the limiting block 431 is reset to prevent the filter plate 7 from being misplaced; the filtered filter plate 7 is vertical to the bottom of the shell 1, and muddy water adhered to the surface of the filter plate 7 flows into the dirt collecting chamber 4 under the self gravity; through the circulation, the filter plate 7 continues to rotate clockwise until the filter plate is horizontal to the ground of the shell 1, and the inflatable layer 71 on the filter plate 7 is butted with the groove on the cylinder 6; then the gas-filled tube 82 starts to fill gas, the gas is blown into the gas-filled layer 71 through the air outlet 84, at the moment, the gas-filled layer 71 is filled with the gas, the gas enters the air outlet 811, the water blocking shell 814 is pushed open by the gas under the pressure, at the moment, the gas is discharged from the gas injection piece 813, and as the gas injection piece 813 is rotatably connected with the air outlet, the gas injection piece 813 starts to rotate to inject gas under the action of air pressure, and the filter plate 7 starts to be cleaned; the equipment is circulated, and automatic cleaning and replacement of the filter plate 7 are realized.

Claims

1. A car washing sewage treatment device comprises a shell (1), a car washing platform (2) arranged on the shell, a water flowing channel (3) arranged below the car washing platform, a silt collecting chamber (4) arranged in the shell, a water storage tank (5) arranged below the silt collecting chamber (4), a rotatable cylinder (6) arranged between the water flowing channel (3) and the silt collecting chamber (4), a filter plate (7) arranged on the cylinder (6) and a cleaning device (8); the method is characterized in that: the cleaning device comprises four filter plates (7), a cylinder (6), a blowing mechanism (81), an air charging pipe (82) and two wind shields (83), wherein the four filter plates (7) are fixedly distributed on the cylinder (6) in a cross shape, one end of each filter plate (7) is provided with an opening, and the cleaning device (8) further comprises the blowing mechanism (81) arranged on the filter plates, the air charging pipe (82) arranged in the cylinder (6) and the two wind shields (83) arranged on the air charging pipe (82; the cylinder is divided into a left chamber and a right chamber by the wind shield (83), an air outlet (84) is arranged in the left chamber of the inflation tube, and the air outlet (84) is in butt joint with an opening of the filter plate (7).

2. The carwash sewage treatment plant of claim 1, characterized in that: the blowing mechanism (81) comprises air outlet holes (811) uniformly distributed on the filter plate (7), a tripod (812) arranged on the inner wall of the air outlet holes (811), an air injection piece (813) arranged on the air outlet holes (811), a water blocking shell (814) arranged on the outer side of the air injection piece (813), and a telescopic rod (815) connected with the water blocking shell (814) and the tripod (812); the air injection piece (813) is a round pipe, herringbone holes are formed in the round pipe at uniform intervals along the axial direction, the opening direction of the herringbone holes forms an angle with the axial direction of the air injection piece (813), and the lower end of the round pipe is rotatably embedded in the air outlet hole (811); the telescopic rod (815) is connected with the water blocking shell (814) and the tripod (812), and the telescopic rod (815) can drive the water blocking shell (814) to move up and down.

3. The carwash sewage treatment plant of claim 1, characterized in that: the filter plate (7) comprises an inflation layer (71), a filter layer (72) arranged below the inflation layer (71), filter pipes (73) uniformly distributed on the surface of the filter plate (7), a water guide block (74) arranged at the left end of the bottom surface of the filter plate (7), a water retaining block (75) arranged at the right end of the surface of the filter plate (7), and a limiting piece (76) arranged on the shell (1); the inflatable layer (71) is a hollow plate, and the opening is formed in the left end of the inflatable layer; the filter pipe (73) is arranged in the inflatable layer (71), one end of the filter pipe is connected with the surface of the inflatable layer (71), and the other end of the filter pipe is connected with the filter layer (72); the surface of the water guide block (74) is provided with a chute.

4. The carwash sewage treatment plant of claim 3, characterized in that: the limiting piece (76) comprises a v-shaped block (761) arranged on the right side of the shell (1), and a first torsion spring (762) for connecting the v-shaped block (761) and the shell (1); one surface of the v-shaped block (761) is abutted against the shell, and the other surface of the v-shaped block is abutted against the filter plate (7).

5. The carwash sewage treatment plant of claim 1, characterized in that: the silt collecting chamber (4) comprises a bottom plate (41) arranged in the shell, two convex blocks (42) arranged on the bottom plate, a rolling piece (43) connected with the two convex blocks (42), and a turning plate (44) arranged on the rolling piece (43); the bottom plate (41) and the bottom surface of the shell (1) have inclination, and the longitudinal section of the bottom plate (41) is L-shaped; the rolling elements (43) are arranged on the two lugs (42) which are at a certain distance from the bottom plate (41).

6. The carwash sewage treatment plant of claim 5, characterized in that: the rolling part (43) comprises two limit blocks (431) arranged on the convex block (42), a roller (432) arranged between the two limit blocks (431), and a second torsion spring (433) connecting the roller (432) and the convex block (42); the longitudinal sections of the two limiting blocks (431) are fan-shaped; the roller (432) is arranged between the limiting blocks (431), and the circle center of the roller (432) is superposed with that of the limiting blocks (431).