CN217220544U

CN217220544U - Sludge rapid settling and dewatering equipment

Info

Publication number: CN217220544U
Application number: CN202220074249.7U
Authority: CN
Inventors: 谢权
Original assignee: Guangdong Xujia Environmental Protection Electromechanical Engineering Co ltd
Current assignee: Guangdong Xujia Environmental Protection Electromechanical Engineering Co ltd
Priority date: 2022-01-12
Filing date: 2022-01-12
Publication date: 2022-08-19
Anticipated expiration: 2032-01-12

Abstract

The utility model discloses a sludge rapid settling dehydration device, which comprises a settling basin, wherein the left side of the settling basin is provided with a water inlet pipe and a charging pipe, the bottom of the settling basin is in a zigzag shape, a plurality of vertical clapboards which are parallel to each other are fixed in the settling basin, the lower right side of the settling basin is connected with a sludge outlet pipe, the sludge outlet pipe is rotationally connected with a filter screen, the right side of the sludge outlet pipe is communicated with a vertical pipe, the upper side of the sludge outlet pipe is communicated with a return water pipe, a circulating pump is arranged on the return water pipe, the right side of the filter screen is provided with a piston which is connected in the vertical pipe in a sliding way, the upper right side of the vertical pipe is provided with an opening, and the lower right side of the opening is provided with a filter mesh belt. And further reducing the water content by later laying and pressing.

Description

Sludge rapid settling and dewatering equipment

Technical Field

The utility model relates to a sludge treatment field, concretely relates to mud subsides dewatering equipment fast.

Background

The sludge treatment is a process of reduction, stabilization and harmless treatment of the sludge; the higher the degree of sewage treatment, the more sludge residues are generated to be treated; unless land treatment or sewage pond treatment is utilized, a general sewage treatment plant must be provided with a sludge treatment facility; for modern sewage treatment plants, the treatment and disposal of sludge has become the most complex and costly part of the operation of sewage treatment systems.

Chinese patent discloses a secondary sludge rapid sedimentation and dehydration device (No. CN 202277710U), the technology of the patent can cause the sludge to naturally settle, other flocculating agents are not required to be added, and the treatment cost is low; the continuous operation can be carried out, but the sedimentation speed is slow, and the water content of the discharged sludge is still large. Therefore, the person skilled in the art provides a rapid settling dewatering device for sludge to solve the problems mentioned in the background art.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a sludge rapid settling dehydration device, which comprises a settling basin, wherein the left side of the settling basin is provided with a water inlet pipe and a feeding pipe, the bottom of the settling basin is in a zigzag shape, the inclination of a right zigzag line is greater than that of the left side, so that sludge settling is facilitated, the lower right side of the settling basin is connected with a sludge outlet pipe, a filter screen is rotationally connected in the sludge outlet pipe, the right side of the sludge outlet pipe is communicated with a vertical pipe, the upper side of the sludge outlet pipe is communicated with a return water pipe, a circulating pump is arranged on the return water pipe, and a water outlet of the return water pipe is opposite to the water inlet pipe;

the right side of filter screen is fixed with the ring gear, the ring gear meshing has the rack, rack fixed connection curb plate, the upper portion of curb plate is equipped with the through-hole, the downside of curb plate is fixed with the piston, piston sliding connection is in the standpipe, the upper right side of standpipe is equipped with the opening, open-ended right side downside is equipped with the filter mesh belt, the filter mesh belt sets up towards upside right side slope, the right downside of filter mesh belt is equipped with the receiving tank, the below of filter mesh belt is equipped with the drain pipe, the top of filter mesh belt is equipped with the clamp plate, the articulated gangbar of slotted hole is passed through to the upper left side of clamp plate, gangbar fixed connection electric telescopic handle's movable rod, electric telescopic handle passes through extension bar and connects the piston.

Preferably: a plurality of vertical partition plates which are parallel to each other are fixed in the sedimentation tank to help stabilize water flow

Preferably: a water wheel is arranged on the lower side of the water inlet pipe, and the water return pipe and the water inlet pipe are respectively positioned on two sides of the water wheel; the impact force of the water return pipe is utilized to slow down the rotating speed of the water wheel, reduce the impact force of water at the water inlet pipe and accelerate the precipitation of the water wheel.

Preferably: the right end running roller of filter mesh belt passes through belt and belt pulley connection ratchet, and the left side joint of ratchet has the pawl, and the pawl rotates on connecting the clamp plate, conversion power.

Preferably: the distance between the lower side of the pressing plate and the upper side of the filter mesh belt is gradually reduced from left to right, and the pressing pressure is gradually increased.

Preferably: and a plurality of supporting rollers are uniformly arranged on the lower side of the upper part of the filter mesh belt to support the filter mesh belt.

Preferably: the lower extreme left and right sides of standpipe all is equipped with the check pipe, and left side check pipe intercommunication mud pipe, the one-way union coupling drain pipe in right side collect unnecessary water and secondary dehydration.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a setting of sedimentation tank utilizes silt natural sedimentation to increase the enrichment of bottom silt through circulating pump and filter screen, reduce the water content of silt.

2. The utility model discloses a discharge again after the extrusion to bottom silt, the content of silt is big to through laying and the suppression in later stage, further reduce the water content.

Drawings

FIG. 1 is a schematic structural diagram of a sludge rapid settling dehydration device provided in the first embodiment of the present application;

FIG. 2 is a schematic view of a part A in FIG. 1;

FIG. 3 is a schematic structural diagram of a side plate in a sludge rapid sedimentation dewatering device according to an embodiment of the present application;

FIG. 4 is a schematic structural diagram of a one-way pipe in a sludge rapid sedimentation dewatering device provided in the second embodiment of the present application;

in the figure: 1. a sedimentation tank; 2. a water inlet pipe; 3. a feed tube; 4. a water return pipe; 5. a water wheel; 6. a partition plate; 7. a mud outlet pipe; 8. a filter screen; 9. a circulation pump; 10. a toothed ring;

11. a piston; 12. a side plate; 13. an electric telescopic rod; 14. a linkage rod; 15. pressing a plate; 16. a filter mesh belt; 17. a support roller; 18. a pawl; 19. a ratchet wheel; 20. a drain pipe; 21. a one-way tube.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Example 1

Referring to fig. 1 to 3, the present embodiment provides a sludge rapid settling dehydration apparatus, including a settling tank 1, a water inlet pipe 2 and a feeding pipe 3 are disposed on the left side of the settling tank 1, the bottom of the settling tank 1 is in a zigzag shape, and the inclination of the right zigzag line is greater than that of the left side, so as to facilitate sludge settling, a plurality of vertical partition plates 6 parallel to each other are fixed in the settling tank 1, so as to help stabilize water flow, a sludge outlet pipe 7 is connected to the right lower side of the settling tank 1, a filter screen 8 is rotatably connected to the sludge outlet pipe 7, the right side of the sludge outlet pipe 7 is communicated with a vertical pipe, the upper side of the sludge outlet pipe 7 is communicated with a water return pipe 4, a circulation pump 9 is mounted on the water return pipe 4, the water outlet of the water return pipe 4 faces a water inlet pipe 2, a water wheel 5 is disposed on the lower side of the water inlet pipe 2, and the water return pipe 4 and the water inlet pipe 2 are respectively disposed on two sides of the water wheel 5; the impact force of the water return pipe 4 is utilized to slow down the rotating speed of the water wheel 5, reduce the impact force of the water at the water inlet pipe 2 and accelerate the precipitation of the water;

a toothed ring 10 is fixed on the right side of the filter screen 8, the toothed ring 10 is meshed with a rack, the rack is fixedly connected with a side plate 12, a through hole is formed in the upper portion of the side plate 12, a piston 11 is fixed on the lower side of the side plate 12, the piston 11 is connected in a vertical pipe in a sliding mode, an opening is formed in the right upper side of the vertical pipe, a filter mesh belt 16 is arranged on the right lower side of the opening, the filter mesh belt 16 is arranged in a mode of inclining towards the right upper side, a receiving groove is formed in the right lower side of the filter mesh belt 16, a drain pipe 20 is arranged below the filter mesh belt 16, a pressing plate 15 is arranged above the filter mesh belt 16, a roller wheel at the right end of the filter mesh belt 16 is connected with a ratchet wheel 19 through a belt and a belt wheel, a pawl 18 is clamped on the left side of the ratchet wheel 19, the pawl 18 is rotatably connected with the pressing plate 15, a linkage rod 14 is hinged to the left upper side of the linkage rod 14, the movable rod of an electric telescopic rod 13 is connected with the piston 11 through an extension rod;

the distance between the lower side of the pressing plate 15 and the upper side of the filter mesh belt 16 is gradually reduced from left to right, and a plurality of supporting rollers 17 are uniformly arranged on the lower side of the upper part of the filter mesh belt 16 to support the filter mesh belt 16.

The utility model discloses a theory of operation is: during the use, intake through inlet tube 2, sewage enters into sedimentation tank 1 behind through water wheels 5 in, and simultaneously, circulating pump 9 passes through 4 drainage of wet return, utilize the impact force of wet return 4 to slow down the slew velocity of water wheels 5, reduce the impact force of 2 water of inlet tube, accelerate its sediment, and through inside baffle 6 with moisture region, accelerate to subside, mud flows through a mud pipe 7, circulating pump 9 draws water through filter screen 8, improve the content of mud, and drive the 8 rotations that make a round trip of filter screen through curb plate 12, change the filtration position, avoid the filtration pore blocking of crossing of same position.

Electric telescopic handle 13 extension, it moves down to drive piston 11, mud in the standpipe is compressed and is removed to mud pipe 7, after piston 11 reachd the bottom, the through-hole communicates with mud pipe 7, mud flows the upside of piston 11, enrich once more after piston 11 moves up, the mud of upside passes through the opening and falls on the filter mesh belt 16 on right side, drive clamp plate 15 reciprocating up and down through gangbar 14, pawl 18 drives ratchet 19 and is one-way rotation, and then drive filter mesh belt 16 clearance removal, and compress and dewater the silt of upside through clamp plate 15, reduce water content, finally fall into and collect the inslot, carry out post processing, the water of compression is discharged through drain pipe 20.

Example 2

Referring to fig. 4, in the present embodiment, the left and right sides of the lower end of the vertical pipe are provided with one-way pipes 21, the left one-way pipe 21 is communicated with the sludge outlet pipe 7, the right one-way pipe 21 is connected with the drainage pipe 20, and the one-way valve is arranged in the one-way pipe 21, so that the excess water can only pass through in one way, and the excess water is collected and dehydrated for the second time.

It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present disclosure, all other embodiments obtained by a person of ordinary skill in the art and related fields without creative efforts shall fall within the protection scope of the present disclosure. Structures, devices and methods of operation not specifically described or illustrated in the present application are not specifically illustrated or described, but are generally practiced in the art without limitation.

Claims

1. The sludge rapid settling and dewatering equipment comprises a settling pond (1), wherein a water inlet pipe (2) and a feeding pipe (3) are arranged on the left side of the settling pond (1), and is characterized in that the bottom of the settling pond (1) is in a broken line shape, the inclination of the broken line on the right side is greater than that on the left side, a sludge outlet pipe (7) is connected to the lower right side of the settling pond (1), a filter screen (8) is rotatably connected to the sludge outlet pipe (7), the right side of the sludge outlet pipe (7) is communicated with a vertical pipe, the upper side of the sludge outlet pipe (7) is communicated with a water return pipe (4), a circulating pump (9) is installed on the water return pipe (4), and the water outlet of the water return pipe (4) is over against the water inlet pipe (2);

the right side of filter screen (8) is fixed with ring gear (10), ring gear (10) meshing has the rack, rack fixed connection curb plate (12), the upper portion of curb plate (12) is equipped with the through-hole, the downside of curb plate (12) is fixed with piston (11), piston (11) sliding connection is in the standpipe, the upper right side of standpipe is equipped with the opening, open-ended right side downside is equipped with filter mesh belt (16), filter mesh belt (16) set up towards the upper right side slope, the right downside of filter mesh belt (16) is equipped with the receiving tank, the below of filter mesh belt (16) is equipped with drain pipe (20), the top of filter mesh belt (16) is equipped with clamp plate (15), the upper left side of clamp plate (15) passes through slotted hole articulated gangbar (14), the movable rod of gangbar (14) fixed connection electric telescopic handle (13), electric telescopic handle (13) are through extension bar connection piston (11).

2. The equipment for sludge rapid sedimentation and dewatering according to claim 1, wherein a plurality of vertical partition plates (6) which are parallel to each other are fixed in the sedimentation tank (1).

3. The rapid sludge settling and dewatering equipment as claimed in claim 1, wherein the water wheel (5) is arranged on the lower side of the water inlet pipe (2), and the water return pipe (4) and the water inlet pipe (2) are respectively arranged on two sides of the water wheel (5).

4. The rapid sludge settling and dewatering equipment as claimed in claim 1, wherein the right end roller of the filter mesh belt (16) is connected with a ratchet wheel (19) through a belt and a belt pulley, the left side of the ratchet wheel (19) is clamped with a pawl (18), and the pawl (18) is rotatably connected with the pressure plate (15).

5. The equipment for the rapid sedimentation and dewatering of sludge according to claim 1, wherein the distance between the lower side of the press plate (15) and the upper side of the filter mesh belt (16) decreases gradually from left to right.

6. The equipment for sludge rapid sedimentation and dewatering according to claim 1, wherein the upper lower side of the filter mesh belt (16) is uniformly provided with a plurality of supporting rollers (17).

7. The rapid sludge settling and dewatering equipment according to claim 1, wherein the left side and the right side of the lower end of the vertical pipe are provided with one-way pipes (21), the left one-way pipe (21) is communicated with the sludge outlet pipe (7), and the right one-way pipe (21) is connected with the drainage pipe (20).