CN113526710A

CN113526710A - Vehicular sewage cyclic utilization device

Info

Publication number: CN113526710A
Application number: CN202110917386.2A
Authority: CN
Inventors: 程磊; 单龙; 顾晓彤; 赵文稳
Original assignee: Xuzhou XCMG Environment Technology Co Ltd
Current assignee: Xuzhou XCMG Environment Technology Co Ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2021-10-22
Anticipated expiration: 2041-08-11
Also published as: CN113526710B

Abstract

The invention discloses a vehicle-mounted sewage recycling device suitable for a washing and sweeping vehicle. An inclined clapboard is arranged in the sewage tank; a first filtering device is arranged in the middle of the clapboard; a second filtering device is arranged at the rear end of the clapboard; a third filtering device and a fourth filtering device are arranged below the middle partition plate of the sewage tank; the upper part of the sewage tank is provided with a membrane filtering device; the water inlet of the circulating power device is connected with the water outlet of the fourth filtering device, and the water outlet of the circulating power device is connected with the water inlet of the membrane filtering device; the membrane filtering device is connected with the clean water tank through a water production pipeline, and the return outlet of the membrane filtering device is connected with the water inlet of the fourth filtering device. According to the invention, sewage is rapidly recycled by adopting a multi-stage filter screen filtering and membrane component filtering mode, the filtering precision is high, the rapid recycling of a water body is realized, and the cruising ability is effectively increased; the water pump of low pressure water route on the washing and sweeping vehicle of sharing realizes the diversified application of water pump, can realize processing apparatus self-cleaning's function.

Description

Vehicular sewage cyclic utilization device

Technical Field

The invention relates to the field of environmental sanitation equipment, in particular to a vehicle-mounted sewage recycling device suitable for a washing and sweeping vehicle.

Background

With the acceleration of the urbanization process, more and more town roads, squares and the like are built, and the road washing and sweeping vehicle is widely applied to the cleaning operation of areas such as urban viaducts, squares, airports and the like for the convenience of modern management. But the traditional washing and sweeping vehicle sewage tank body is less, need stop the operation and carry out sewage discharge at the operation in-process, is difficult to retrieve and utilize sewage, has restricted the duration of vehicle continuous operation, has caused the waste of water resource simultaneously, and frequent drainage in addition and add water have increased the energy consumption of vehicle, have reduced the life of vehicle, have increased the operation completion.

Disclosure of Invention

In order to effectively improve the cruising ability of the existing washing and sweeping vehicle in the working process, prolong the continuous working time of the vehicle, save water resources and improve the utilization efficiency of the water resources, the invention provides a vehicle-mounted sewage recycling device.

The invention is realized by the following technical scheme: a vehicle-mounted sewage recycling device comprises a clean water tank and a sewage tank; an inclined partition plate is arranged in the sewage tank, and the rear end of the partition plate is low while the front end of the partition plate is high; a first filtering device is arranged in the middle of the clapboard; a second filtering device is arranged at the rear end of the clapboard; a water outlet of the second filtering device is connected with a rear door overflow device; a third filtering device and a fourth filtering device are arranged below the middle partition plate of the sewage tank, the water inlet of the third filtering device is connected with the water outlet of the rear door overflow device, and the water outlet of the third filtering device is connected with the water inlet of the fourth filtering device; the upper part of the sewage tank is provided with a membrane filtering device; the water inlet of the circulating power device is connected with the water outlet of the fourth filtering device through a pipeline I, and the water outlet of the circulating power device is connected with the water inlet of the membrane filtering device through a pipeline II; the clear water outlet of the membrane filtering device is connected with the clear water tank through a water production pipeline, and the return outlet of the membrane filtering device is connected with the water inlet of the fourth filtering device through a pipeline III.

It further comprises the following steps: and the pipeline I and the pipeline II are respectively provided with a manual ball valve.

And a manual valve and a flow control device are arranged on the water production pipeline.

And a second liquid level monitoring device and a first liquid level monitoring device which are arranged up and down are arranged in the sewage tank below the partition plate.

A partition plate is fixed at the upper part of the sewage tank, and the membrane filtering device is arranged on the partition plate; the membrane filtering device is provided with a pressure monitoring device and a quick connector.

The membrane filtering device comprises a plurality of membrane tubes which are arranged in parallel, and water production blind plates are arranged at the end parts of the membrane tubes; a concentrated water elbow is arranged between adjacent membrane tubes, one end of the concentrated water elbow is connected with the end part of one membrane tube through a fastener I, and the other end of the concentrated water elbow is connected with the end part of the other membrane tube through a fastener II; two second supports are arranged on the isolation plate and fixed on the isolation plate through fixing pieces I; one end of the membrane tube is fixed on one second support through a fixing piece III, and one end of the membrane tube is fixed on the other second support through a fixing piece II.

The circulating power device adopts a water pump on the washing and sweeping vehicle.

Compared with the prior art, the invention has the beneficial effects that:

1, sewage is rapidly recycled through a multi-stage filter screen filtration and membrane module filtration mode, particulate matters and other substances which affect the recycling of a water body can be effectively removed, the filtration precision is high, the turbidity of the finally produced water is less than 0.1NTU, the rapid recycling of the water body is realized, and the cruising ability is effectively increased;

2, aiming at the problem of high content of particulate matters in the road cleaning sewage, the invention adopts the membrane component with higher tolerance degree of the particulate matters to process and recycle the sewage, and enhances the structural strength; the device has a larger flow channel, the particulate matter tolerance degree is high, a filter cake is not easy to form, and the rapid treatment is realized;

3, the water pump in the low pressure water route on the washing and sweeping vehicle of sharing realizes the diversified application of water pump, can realize processing apparatus self-cleaning's function.

Drawings

FIG. 1 is an assembly view of the present invention in use;

FIG. 2 is a side view of the on-board waste water recycling device of FIG. 1;

FIG. 3 is a schematic structural view of a membrane filtration apparatus;

in the figure: 1. a clear water tank; 2. a sewage tank; 3. a partition plate; 4. a first filtering device; 5. a second filtering device; 6. a third filtering device; 7. a fourth filtration device; 8. a circulating power plant; 9. a membrane filtration device; 10. a separator plate; 11. a pipeline I; 12. a first liquid level monitoring device; 13. a second liquid level monitoring device; 14. a first bracket; 15. a rear door overflow device; 16. a pipeline II; 17. a pipeline III; 21. a pressure monitoring device; 22. a quick connector; 23. a manual valve; 24. a water production pipeline; 25. a flow control device; 26. a second bracket; 27. a membrane tube; 28. a fastener I; 29. a concentrated water elbow; 30. a fastener II; 31. a fixing piece III; 32. a water production blind plate; 33. a fixing part II; 34. a fixing piece I; 35. a manual ball valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 3, a vehicle-mounted sewage recycling device includes a clean water tank 1 and a sewage tank 2. An inclined partition plate 3 is arranged in the sewage tank 2, the rear end of the partition plate 3 is low, the front end of the partition plate 3 is high, and the partition plate 3 divides the sewage tank 2 into an upper part and a lower part. A first filtering device 4 is arranged in the middle of the clapboard 3; the first filtering device 4 and the partition plate 3 are installed at a certain inclination angle and used for separating garbage with large volume in sewage, and the garbage intercepted by the first filtering device 4 can be smoothly dumped in the lifting process of the sewage tank. A second filtering device 5 is arranged at the upper rear end of the clapboard 3, and a rear door overflow device 15 is connected at the water outlet of the second filtering device 5. The second filtering device 5 further separates the particles in the sewage and sends them to the third filtering device 6 through the back door overflow device 15.

A third filtering device 6 and a fourth filtering device 7 are arranged below the partition plate 3 in the sewage tank 2. The water inlet of the third filtering device 6 is connected with the water outlet of the rear door overflow device 15, the third filtering device is installed in a drawable and vertical mode, the space at the lower part of the partition board is divided into a plurality of spaces, and the installation, the maintenance and the repair are convenient. The fourth filter unit 7 is fixed to the floor of the waste water tank 2 by a first bracket 14. The first support 14 is connected by a guide rail, so that the rapid assembly and disassembly can be realized. The water outlet of the third filtering device 6 is connected with the water inlet of the fourth filtering device 7, and the particles in the sewage are further filtered by the fourth filtering device. A second liquid level monitoring device 13 and a first liquid level monitoring device 12 which are arranged up and down are arranged in the sewage tank 2 below the partition plate 3.

The upper part of the sewage tank 2 is fixed with a partition plate 10, a membrane filtering device 9 is arranged on the partition plate 10, and a pressure monitoring device 21 and a quick connector 22 are arranged on the membrane filtering device 9. The water inlet of the circulating power device 8 is connected with the water outlet of the fourth filtering device 7 through a pipeline I11, and the water outlet of the circulating power device 8 is connected with the water inlet of the membrane filtering device 9 through a pipeline II 16. And the pipeline I11 and the pipeline II 16 are respectively provided with a manual ball valve 35. The clear water outlet of the membrane filtering device 9 is connected with the clear water tank 1 through a water production pipeline 24, and a manual valve 23 and a flow control device 25 are installed on the water production pipeline 24. The flow control device 25 can be used to determine the clogging of the membrane treatment system, the chemical cleaning conditions of the membrane filtration device and the effect of membrane flux recovery after chemical cleaning. The outlet of the membrane filtering device 9 is connected with the water inlet of the fourth filtering device 7 through a pipeline III 17 for circular filtration, so that the filtering effect is improved.

Preferably: the membrane filtration device 9 comprises a plurality of membrane tubes 27 which are arranged in parallel, and the end parts of the membrane tubes 27 are provided with water production blind plates 32. A concentrated water elbow 29 is arranged between the adjacent membrane tubes 27, one end of the concentrated water elbow 29 is connected with the end part of one membrane tube 27 through a fastener I28, and the other end of the concentrated water elbow 29 is connected with the end part of the other membrane tube 27 through a fastener II 30. Two second brackets 26 are arranged on the isolation plate 10, and the second brackets 26 are fixed on the isolation plate 10 through fixing pieces I34. One end of the membrane tube 27 is fixed on one second bracket 26 through a fixing piece III 31, and one end of the membrane tube 27 is fixed on the other second bracket 26 through a fixing piece II 33.

Preferably: the circulating power device 8 adopts a water pump on the washing and sweeping vehicle. Like this, can the sewage cycle utilize the water treatment system that the device can utilize the washing and sweeping vehicle to wash membrane filtration device, avoid the deposit of particulate matter in membrane treatment device after system's work is accomplished to guarantee that membrane filtration device keeps good flux. The sewage recycling device can also utilize a water treatment system of the washing and sweeping vehicle to carry out chemical washing on the membrane filtering device, so that the flux of the membrane filtering device is recovered. The water sources for washing and chemical cleaning are all clear water treated by the membrane filtering component, namely the filtering component realizes washing and chemical cleaning by utilizing the clear water treated by the membrane filtering component, a closed cycle is formed in the sewage recycling system, and the utilization rate of the water sources is improved.

The working principle is as follows:

the sewage suction device of the washing and sweeping vehicle sucks the sewage used by the sweeping device into the sewage tank;

the sewage is filtered by a first filtering device, and the first filtering device is used for separating garbage with larger volume in the sewage;

then, sewage flows downwards along the partition plate to enter a second filtering device, a filtering screen of the second filtering device further separates particles in the sewage, and then the sewage flows into a third filtering device along a rear door overflow device of the second filtering device through the rear door overflow device;

the further treated sewage flows out of the third filtering device and enters a fourth filtering device, and the sewage is purified by the fourth filtering device and then flows into a circulating power device through a pipeline I11;

sewage flows into the membrane filtering device from a pipeline II 16 through a circulating power device;

clear water produced after the membrane filtering device is used for processing flows into the clear water tank from the water production pipeline, and sewage after the membrane filtering device is used for processing flows into the fourth filtering device through the pipeline III 17 in a circulating mode for processing in a circulating mode.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A vehicle-mounted sewage recycling device comprises a clean water tank (1) and a sewage tank (2);

the method is characterized in that:

an inclined partition plate (3) is arranged in the sewage tank (2), and the rear end of the partition plate (3) is low while the front end is high; a first filtering device (4) is arranged in the middle of the clapboard (3); a second filtering device (5) is arranged at the upper rear end of the clapboard (3); a water outlet of the second filtering device (5) is connected with a rear door overflow device (15);

a third filtering device (6) and a fourth filtering device (7) are arranged below the partition plate (3) in the sewage tank (2), the water inlet of the third filtering device (6) is connected with the water outlet of the rear door overflow device (15), and the water outlet of the third filtering device (6) is connected with the water inlet of the fourth filtering device (7);

the upper part of the sewage tank (2) is provided with a membrane filtering device (9); the water inlet of the circulating power device (8) is connected with the water outlet of the fourth filtering device (7) through a pipeline I (11), and the water outlet of the circulating power device (8) is connected with the water inlet of the membrane filtering device (9) through a pipeline II (16); the clear water outlet of the membrane filtering device (9) is connected with the clear water tank (1) through a water production pipeline (24), and the return outlet of the membrane filtering device (9) is connected with the water inlet of the fourth filtering device (7) through a pipeline III (17).

2. The vehicular sewage recycling device according to claim 1, wherein: and the pipeline I (11) and the pipeline II (16) are respectively provided with a manual ball valve (35).

3. The vehicular sewage recycling device according to claim 1, wherein: a manual valve (23) and a flow control device (25) are arranged on the water production pipeline (24).

4. The vehicular sewage recycling device according to claim 1, wherein: and a second liquid level monitoring device (13) and a first liquid level monitoring device (12) which are vertically arranged are arranged in the sewage tank (2) below the partition plate (3).

5. The vehicular sewage recycling device according to claim 1, wherein: a partition plate (10) is fixed at the upper part of the sewage tank (2), and the membrane filtering device (9) is arranged on the partition plate (10); the membrane filtering device (9) is provided with a pressure monitoring device (21) and a quick connector (22).

6. The vehicular sewage recycling device of claim 5, wherein: the membrane filtering device (9) comprises a plurality of membrane tubes (27) which are arranged in parallel, and water-producing blind plates (32) are arranged at the end parts of the membrane tubes (27); a concentrated water elbow (29) is arranged between the adjacent membrane tubes (27), one end of the concentrated water elbow (29) is connected with the end part of one membrane tube (27) through a fastening piece I (28), and the other end of the concentrated water elbow (29) is connected with the end part of the other membrane tube (27) through a fastening piece II (30);

two second supports (26) are arranged on the isolation plate (10), and the second supports (26) are fixed on the isolation plate (10) through fixing pieces I (34); one end of the membrane tube (27) is fixed on one second support (26) through a fixing piece III (31), and one end of the membrane tube (27) is fixed on the other second support (26) through a fixing piece II (33).

7. The vehicular sewage recycling device according to claim 1, wherein: the circulating power device (8) adopts a water pump on a washing and sweeping vehicle.