CN215365433U

CN215365433U - Low-temperature waste heat utilization wastewater sludge drying system

Info

Publication number: CN215365433U
Application number: CN202120749591.8U
Authority: CN
Inventors: 刘鲁建; 刘卫勇
Original assignee: Shengzhou Junji Sewage Advanced Treatment Co ltd
Current assignee: Junji Environmental Technology Co.,Ltd.
Priority date: 2021-04-14
Filing date: 2021-04-14
Publication date: 2021-12-31
Anticipated expiration: 2031-04-14

Abstract

The utility model discloses a low-temperature waste heat utilization wastewater sludge drying system which comprises a wastewater sludge storage tank, wherein cleaning ports are formed above the wastewater sludge storage tank, a cleaning motor is arranged between the cleaning ports, a sludge inlet is formed in one side of the wastewater sludge storage tank, and a controller is arranged in one side of the wastewater sludge storage tank, which is far away from the sludge inlet; this waste water sludge drying system of low temperature waste heat utilization improves the drying efficiency of mud through setting up first drying tube tentatively, further improve the drying efficiency of mud through the second drying tube, annular heated warehouses is followed dry sludge storage case bottom and is heated it at last, can reach the effect that improves sludge drying efficiency, it drives the pivot to wash the motor through setting up controller control, drive the connecting rod, and then drive the cleaning brush and rotate, scrape the attached mud of waste water sludge storage case inner wall down, and wash by water in to waste water sludge storage case through wasing the mouth, it washs waste water sludge storage case inside very conveniently, can reach the abluent effect of being convenient for.

Description

Low-temperature waste heat utilization wastewater sludge drying system

Technical Field

The utility model relates to the technical field of sludge treatment equipment, in particular to a low-temperature waste heat utilization wastewater sludge drying system.

Background

In recent years, with the continuous enhancement of sewage treatment in China, the scale of urban sewage treatment is continuously increased, as a byproduct in the sewage treatment process, sludge is seriously considered because of unique physicochemical property and environmental hazard, and people pay attention to the sludge treatment problem gradually, the sludge treatment problem becomes one of the important problems to be solved urgently, the existing low-temperature waste heat utilization waste water sludge drying system is not high enough for the utilization rate of heat, the dried sludge is slow, the drying is not comprehensive, partial wet sludge can not be dried completely, the existing low-temperature waste heat utilization waste water sludge drying system is sealed inside, and the sludge is easy to adhere to the wall, so that the residual sludge is inconvenient to clean, the cleaning is not only environment-polluted, but also a large amount of time is wasted.

The prior art has the following defects or problems:

1. the prior art has the problems that the low-temperature waste heat utilization waste water sludge drying system has low heat utilization rate, the sludge is dried slowly and incompletely, and partial wet sludge cannot be dried completely;

2. the prior art has the problems that the low-temperature waste heat utilization waste water sludge drying system is inconvenient to clean because the interior is closed and sludge is easy to adhere to the wall, so that the cleaning not only pollutes the environment, but also wastes a large amount of time.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a low-temperature waste heat utilization wastewater sludge drying system aiming at the defects of the prior art so as to achieve the purposes of improving drying efficiency and facilitating cleaning.

In order to achieve the purpose, the utility model provides the following technical scheme: low temperature waste heat utilization waste water sludge drying system, including waste water sludge storage bin, waste water sludge storage bin top is provided with the washing mouth, be provided with the washing motor between the washing mouth, waste water sludge storage bin one side is provided with into mud mouth, one side that waste water sludge storage bin kept away from into mud mouth is provided with the controller, be provided with the pivot in the waste water sludge storage bin on the washing motor, be provided with the connecting rod in the pivot, be provided with the cleaning brush on the connecting rod, waste water sludge storage bin lower extreme is provided with the chute, the chute lower extreme is provided with out the mud mouth, be provided with first valve on going out the mud mouth, it is provided with defeated mud pipe to go out the mud mouth lower extreme, defeated mud pipe lower extreme is provided with dry sludge storage bin, be provided with the support column between waste water sludge storage bin and the dry sludge storage bin.

As a preferable technical scheme of the present invention, a first drying pipe is arranged on the sludge conveying pipe, an air inlet pipe is arranged at one end of the first drying pipe, a first connecting pipe is arranged at one end of the first drying pipe, a second drying pipe is arranged at one end of the first connecting pipe, a second connecting pipe is arranged at one end of the second drying pipe, and an annular heating chamber is arranged at one end of the second connecting pipe.

As a preferred technical scheme, the annular heating bin is provided with an annular groove, a sludge outlet pipe is arranged in the annular groove, a second valve is arranged on the sludge outlet pipe, and the lower end of the annular heating bin is provided with a supporting leg.

As a preferred technical scheme, the cleaning motor is rotatably connected with a rotating shaft, the rotating shaft is fixedly connected with a connecting rod, the connecting rod is fixedly connected with the cleaning brush, and the cleaning motor and the cleaning brush are rotatably connected with the connecting rod through the rotating shaft.

As a preferable technical scheme of the present invention, the first drying pipe is of a spiral structure, an inner diameter of the spiral structure of the first drying pipe is matched with an outer diameter of the sludge conveying pipe, the first drying pipe is sleeved with the sludge conveying pipe, and the first drying pipe is fixedly connected with the first connecting pipe.

As a preferable technical scheme of the utility model, the second drying pipe is of a spiral structure, the inner diameter of the spiral structure of the second drying pipe is matched with the outer diameter of the dry sludge storage box, the second drying pipe is sleeved with the dry sludge storage box, and the second drying pipe is fixedly connected with the second connecting pipe.

As a preferred technical scheme, the inner diameter of the ring groove is matched with the outer diameter of the sludge outlet pipe, the ring groove is sleeved with the sludge outlet pipe, the sludge outlet pipe is fixedly connected with the dry sludge storage tank, the ring groove is fixedly connected with the annular heating bin, the annular heating bin is fixedly connected with the second connecting pipe, and the annular heating bin is fixedly connected with the dry sludge storage tank.

Compared with the prior art, the utility model provides a low-temperature waste heat utilization wastewater sludge drying system, which has the following beneficial effects:

1. the low-temperature waste heat utilization wastewater sludge drying system has the advantages that the spiral structure of the first drying pipe is utilized, the contact area of the first drying pipe and the sludge conveying pipe is increased, the heating area of sludge in the sludge conveying pipe is increased, the drying efficiency of the sludge is preliminarily improved, the spiral structure of the second drying pipe is utilized, the contact area of the second drying pipe and the dry sludge storage box is increased, the heating area of the sludge in the dry sludge storage box is increased, the drying efficiency of the sludge is further improved, and finally the dry sludge storage box is heated from the bottom of the dry sludge storage box through the annular heating bin, so that the sludge drying efficiency can be improved;

2. this low temperature waste heat utilization waste water sludge drying system drives the pivot through setting up controller control washing motor, drives the connecting rod, and then drives the cleaning brush and rotate, scrapes the attached mud of waste water sludge bin inner wall down to wash by water in to waste water sludge bin through wasing the mouth, very conveniently wash waste water sludge bin inside, can reach the abluent effect of being convenient for.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic sectional view of the wastewater sludge storage tank according to the present invention;

FIG. 3 is a schematic view of the dry sludge storage tank of the present invention;

FIG. 4 is a schematic view of the annular heating chamber of the present invention.

In the figure: 1. a wastewater sludge storage tank; 2. cleaning the opening; 3. a sludge inlet; 4. cleaning the motor; 5. a controller; 6. a rotating shaft; 7. a connecting rod; 8. a cleaning brush; 9. a chute; 10. a sludge outlet; 11. a first valve; 12. a mud conveying pipe; 13. a dry sludge storage tank; 14. a support pillar; 15. a first drying duct; 16. an air inlet pipe; 17. a first connecting pipe; 18. a second drying duct; 19. a second connecting pipe; 20. an annular heating chamber; 21. a ring groove; 22. a mud outlet pipe; 23. a second valve; 24. and (7) supporting legs.

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.

Referring to fig. 1-4, in this embodiment: low temperature waste heat utilization waste water sludge drying system, including waste water

sludge storage tank

1, 1 top in the waste water sludge storage tank is provided with washing mouth 2, be provided with cleaning motor 4 between the

washing mouth

2, 1 one side in the waste water sludge storage tank is provided with into mud mouth 3, one side that waste water sludge storage tank 1 kept away from into mud mouth 3 is provided with controller 5, be provided with pivot 6 in the waste water sludge storage tank 1 on the cleaning motor 4, be provided with connecting rod 7 in the pivot 6, be provided with cleaning brush 8 on the connecting

rod

7, 1 lower extreme in the waste water sludge storage tank is provided with chute 9, the chute 9 lower extreme is provided with mud outlet 10, be provided with first valve 11 on the mud outlet 10, mud outlet 10 lower extreme is provided with defeated mud pipe 12, defeated mud pipe 12 lower extreme is provided with dry sludge storage tank 13, be provided with support column 14 between waste water sludge storage tank 1 and the dry sludge storage tank 13.

In the embodiment, a first drying pipe 15 is arranged on the sludge conveying pipe 12, an air inlet pipe 16 is arranged at one end of the first drying pipe 15, a first connecting pipe 17 is arranged at one end of the first drying pipe 15, a second drying pipe 18 is arranged at one end of the first connecting pipe 17, a second connecting pipe 19 is arranged at one end of the second drying pipe 18, and an annular heating bin 20 is arranged at one end of the second connecting pipe 19, so that the sludge drying efficiency is improved; an annular groove 21 is formed in the annular heating bin 20, a sludge outlet pipe 22 is arranged in the annular groove 21, a second valve 23 is arranged on the sludge outlet pipe 22, and supporting legs 24 are arranged at the lower end of the annular heating bin 20 to ensure that dry sludge can be discharged; the cleaning motor 4 is rotatably connected with the rotating shaft 6, the rotating shaft 6 is fixedly connected with the connecting rod 7, the connecting rod 7 is fixedly connected with the cleaning brush 8, the cleaning motor 4 and the cleaning brush 8 are rotatably connected with the connecting rod 7 through the rotating shaft 6, and the cleaning motor 4 can drive the cleaning brush 8 to rotate so as to clean the interior of the wastewater sludge storage tank 1; the first drying pipe 15 is of a spiral structure, the inner diameter of the spiral structure of the first drying pipe 15 is matched with the outer diameter of the sludge conveying pipe 12, the first drying pipe 15 is sleeved with the sludge conveying pipe 12, the first drying pipe 15 is fixedly connected with the first connecting pipe 17, the drying area of the sludge conveying pipe 12 is increased by the spiral structure of the first drying pipe 15, and the sludge drying efficiency is preliminarily improved; the second drying pipe 18 is of a spiral structure, the inner diameter of the spiral structure of the second drying pipe 18 is matched with the outer diameter of the dry sludge storage tank 13, the second drying pipe 18 is sleeved with the dry sludge storage tank 13, the second drying pipe 18 is fixedly connected with the second connecting pipe 19, the drying area of the dry sludge storage tank 13 is increased by the spiral structure of the second drying pipe 18, and the sludge drying efficiency is further improved; annular 21's internal diameter size and the external diameter size phase-match of mud pipe 22, annular 21 cup joints with mud pipe 22, mud pipe 22 and dry mud bin 13 fixed connection, annular 21 and annular heated warehouses 20 fixed connection, annular heated

warehouses

20 and 19 fixed connection of second connecting pipe, annular heated warehouses 20 and dry mud bin 13 fixed connection, annular heated warehouses 20 is from doing mud bin 13 bottom to its heating, prevents that inside wet mud from remaining.

The working principle and the using process of the utility model are as follows: when the sludge drying device works, the spiral structure of the first drying pipe 15 is utilized to increase the contact area with the sludge conveying pipe 12 and further increase the heating area of sludge in the sludge conveying pipe 12, the drying efficiency of the sludge is preliminarily improved, the spiral structure of the second drying pipe 18 is utilized to increase the contact area with the dry sludge storage tank 13 and further increase the heating area of the sludge in the dry sludge storage tank 13, and finally, the sludge is heated from the bottom of the dry sludge storage tank 13 through the annular heating bin 20, so that the sludge drying efficiency is effectively improved, when the wastewater sludge storage tank 1 needs to be cleaned, the cleaning motor 4 is controlled by the controller 5 to drive the rotating shaft 6 to drive the connecting rod 7 and further drive the cleaning brush 8 to rotate, sludge attached to the inner wall of the wastewater sludge storage tank 1 is scraped and is flushed into the wastewater sludge storage tank 1 through the cleaning port 2, the inside of the wastewater and sludge storage tank 1 is very conveniently cleaned, and a large amount of manpower and time are saved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Low temperature waste heat utilization waste water sludge drying system, its characterized in that: comprises a waste water sludge storage tank (1), a cleaning opening (2) is arranged above the waste water sludge storage tank (1), a cleaning motor (4) is arranged between the cleaning openings (2), a sludge inlet (3) is arranged on one side of the waste water sludge storage tank (1), a controller (5) is arranged on one side of the waste water sludge storage tank (1) far away from the sludge inlet (3), a rotating shaft (6) is arranged in the waste water sludge storage tank (1) on the cleaning motor (4), a connecting rod (7) is arranged on the rotating shaft (6), a cleaning brush (8) is arranged on the connecting rod (7), a chute (9) is arranged at the lower end of the waste water sludge storage tank (1), a sludge outlet (10) is arranged at the lower end of the chute (9), a first valve (11) is arranged on the sludge outlet (10), a sludge conveying pipe (12) is arranged at the lower end of the sludge outlet (10), the lower end of the sludge conveying pipe (12) is provided with a dry sludge storage tank (13), and a support column (14) is arranged between the wastewater sludge storage tank (1) and the dry sludge storage tank (13).

2. The low-temperature waste heat utilization wastewater sludge drying system of claim 1, which is characterized in that: be provided with first drying duct (15) on defeated mud pipe (12), first drying duct (15) one end is provided with intake pipe (16), first drying duct (15) one end is provided with first connecting pipe (17), first connecting pipe (17) one end is provided with second drying duct (18), second drying duct (18) one end is provided with second connecting pipe (19), second connecting pipe (19) one end is provided with annular heated warehouses (20).

3. The low-temperature waste heat utilization wastewater sludge drying system of claim 2, which is characterized in that: be provided with annular (21) on annular heated warehouses (20), be provided with in annular (21) and go out mud pipe (22), be provided with second valve (23) on going out mud pipe (22), annular heated warehouses (20) lower extreme is provided with landing leg (24).

4. The low-temperature waste heat utilization wastewater sludge drying system of claim 1, which is characterized in that: cleaning motor (4) rotates with pivot (6) to be connected, pivot (6) and connecting rod (7) fixed connection, connecting rod (7) and cleaning brush (8) fixed connection, cleaning motor (4) rotates with connecting rod (7) through pivot (6) with cleaning brush (8) to be connected.

5. The low-temperature waste heat utilization wastewater sludge drying system of claim 2, which is characterized in that: the first drying pipe (15) is of a spiral structure, the inner diameter of the spiral structure of the first drying pipe (15) is matched with the outer diameter of the mud conveying pipe (12), the first drying pipe (15) is sleeved with the mud conveying pipe (12), and the first drying pipe (15) is fixedly connected with the first connecting pipe (17).

6. The low-temperature waste heat utilization wastewater sludge drying system of claim 2, which is characterized in that: the second drying pipe (18) is of a spiral structure, the inner diameter of the spiral structure of the second drying pipe (18) is matched with the outer diameter of the dry sludge storage box (13), the second drying pipe (18) is sleeved with the dry sludge storage box (13), and the second drying pipe (18) is fixedly connected with a second connecting pipe (19).

7. The low-temperature waste heat utilization wastewater sludge drying system according to claim 3, which is characterized in that: the internal diameter size of annular (21) and the external diameter size phase-match of mud pipe (22) play, annular (21) cup joint with mud pipe (22), play mud pipe (22) and dry mud bin (13) fixed connection, annular (21) and annular heating storehouse (20) fixed connection, annular heating storehouse (20) and second connecting pipe (19) fixed connection, annular heating storehouse (20) and dry mud bin (13) fixed connection.