CN209974578U

CN209974578U - A dewatering device for sludge drying

Info

Publication number: CN209974578U
Application number: CN201920544509.0U
Authority: CN
Inventors: 董亚丽
Original assignee: Shenzhen Ruixinda New Energy Technology Co Ltd
Current assignee: Shenzhen Ruixinda Ecological Technology Co ltd
Priority date: 2019-04-22
Filing date: 2019-04-22
Publication date: 2020-01-21
Anticipated expiration: 2029-04-22

Abstract

The utility model discloses a dewatering device for sludge drying, which comprises a centrifugal cylinder, a spiral rotor and a water outlet component, wherein the centrifugal cylinder is internally provided with a conical spiral rotor, the bottom of the conical big end of the spiral rotor is provided with the water outlet component, the structure of the dewatering device is scientific and reasonable, the dewatering device is safe and convenient to use, the water outlet component is arranged, sewage after dewatering is convenient to filter through the functions of a filtering inclined plate, an impurity outlet and a filtered water outlet, and the secondary separation of the impurity mixed in the sewage is convenient for subsequent treatment, the impact force generated when water flow falls is convenient to utilize through the functions of a bearing plate, the filtering inclined plate and a vibration spring, so that the bearing plate compresses the vibration spring to continuously vibrate to accelerate the filtering work, and the scraping treatment is convenient to utilize the arc scraper to scrape the inner wall of a first sludge discharging pipe through the functions of a groove, the arc scraper, the convenience of customers handles the mud of discharging pipe depths, avoids influencing the mud ejection of compact, easy operation, and the clearance is convenient.

Description

A dewatering device for sludge drying

Technical Field

The utility model relates to a sewage treatment technical field specifically is a dewatering device for sludge drying.

Background

The sludge is a derivative of enterprises such as municipal sewage treatment, heavy industry and nonferrous metal smelting, and generally contains a large amount of pollution-free, if the treatment is not thorough, secondary pollution to the environment can be caused, the sludge needs to be dewatered in sludge drying, wherein the sludge is dewatered by centrifugal action in the centrifugal dewatering device, and is accelerated in the rotor through the high-speed rotation and frictional resistance of the rotor (spiral and rotary drum) to form a cylindrical liquid ring layer (liquid ring area), under the action of centrifugal force, the solid particles with larger specific gravity are settled on the inner wall of the rotary drum to form a mud layer (solid ring layer), then the solid phase is pushed to the conical end of the rotary drum by utilizing the relative speed difference between the spiral and the rotary drum, mud residue is dehydrated and dried after the liquid level is pushed out (a shore area or a drying area), and is pushed to a slag discharge port to be discharged, and sewage is discharged from the large end of the rotary drum to realize solid-liquid separation;

ordinary dewatering device sewage export and sludge outlet simple structure, the impurity that mix with in the sewage causes the mud raw materials to run off along with sewage discharge easily, increases environmental pollution's hidden danger simultaneously, so the above-mentioned problem is solved to the urgent need for a neotype dewatering device that is used for the mummification of mud.

SUMMERY OF THE UTILITY MODEL

The utility model provides a dewatering device for sludge drying can effectively solve the dewatering device sewage export and the sludge outlet simple structure that put forward logical in the above-mentioned background art, and the impurity that mix with in the sewage causes the sludge raw materials to run off along with sewage discharge easily, increases the scheduling problem of environmental pollution's hidden danger simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: a dewatering device for sludge drying comprises a base, a centrifugal cylinder, a centrifugal cavity and a spiral rotor, wherein the centrifugal cylinder is installed on one side of the top end of the base, the centrifugal cavity is formed in the centrifugal cylinder, a conical spiral rotor is installed in the centrifugal cavity, and a water outlet assembly is installed at the bottom of the conical large end of the spiral rotor;

the water outlet assembly comprises a water outlet pipe, a connecting hole, a secondary separation chamber, a bearing plate, a filtering inclined plate, a vibration spring, an impurity outlet and a filtered water outlet;

the spiral rotor toper main aspects bottom is connected with the outlet pipe, the connecting hole has been seted up to outlet pipe one side, the secondary separation chamber is installed to the outlet pipe bottom, the inside department that corresponds the position with the outlet pipe mouth of pipe department of secondary separation chamber installs accepts the board, it all is connected with the filtration swash plate to accept the board both sides, filter swash plate one end and install the vibrations spring, vibrations spring bottom links to each other with the secondary separation chamber inner wall, the secondary separation chamber is located two and filters the swash plate tip and has seted up the impurity export, the secondary separation chamber is located and has seted up the drainage export between two impurity exports.

Preferably, the tapered big end of the tapered spiral rotor is embedded with a feeding pipe.

Preferably, the bottom of the conical end of the conical spiral rotor is provided with a sludge discharging assembly;

the sludge discharging component comprises a first sludge discharging pipe, a second sludge discharging pipe, a groove, an arc-shaped scraper blade, a sliding groove and a bump;

the improved sludge discharge device is characterized in that a first sludge discharge pipe is connected to the bottom of the conical end of the conical spiral rotor, a second sludge discharge pipe is installed at the bottom end of the first sludge discharge pipe, a groove is formed in the top end of the second sludge discharge pipe in a penetrating mode, an arc-shaped scraper is installed at the top end of the inner wall of the second sludge discharge pipe, one side of the arc-shaped scraper is tightly attached to the inside of the first sludge discharge pipe, sliding grooves are formed in two sides of the first sludge discharge pipe, protruding blocks are installed at two ends of the second sludge discharge pipe, and one.

Preferably, the first sludge discharging pipe is connected with the second sludge discharging pipe by being inserted into the groove, and the depth of the groove is larger than the length of the first sludge discharging pipe.

Preferably, the centrifugal cylinder central point puts the bottom and installs the semicircular plate, inlet tube is all installed at semicircular plate opening both ends, the shower nozzle is evenly installed to inlet tube one side.

Preferably, the bottom end of the semi-ring plate is provided with a connecting pipe, and the other end of the connecting pipe is connected with the connecting hole.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization:

1. be provided with out the water subassembly, through filtering the swash plate, the effect of impurity export and drainage export, be convenient for filter the sewage after the dehydration, separate its inside impurity that mingles with, thereby make things convenient for subsequent processing, through accepting the board, filter the effect of swash plate and vibrations spring, impact force when being convenient for utilize rivers whereabouts, make and accept the continuous vibrations of board compression vibrations spring, accelerate filter work, accelerate the impurity after the filtration simultaneously and get into the impurity export at both ends, and is simple in operation, avoid mud to be mingled with and run away in sewage and cause the pollution.

2. Be provided with the impurity export, through first mud discharging pipe, second mud discharging pipe, a groove, the arc scraper blade, the effect of spout and lug, the person of facilitating the use promotes the lug and makes second mud discharging pipe rebound, utilize the arc scraper blade to carry out the scraping treatment to first mud discharging pipe inner wall, the person of facilitating the use handles the mud of the more depths of discharging pipe, avoid mud to pile up too much influence mud ejection of compact, and simultaneously, utilize the arc of arc scraper blade and with the inseparable laminating of first mud discharging pipe inner wall, avoid mud to get into inside the recess, therefore, the steam generator is simple in operation, the clearance is convenient.

3. Be provided with the semicircular plate, through the effect of semicircular plate, inlet tube and shower nozzle, be convenient for clear up the centrifuge tube outer wall according to the demand, through the effect of semicircular plate and connecting pipe, be convenient for collect the sewage after wasing to utilize the connecting pipe to get into the inside recovery of filtering of outlet pipe, avoid the water waste.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of the centrifugal cylinder of the present invention;

FIG. 3 is a schematic structural view of the water outlet assembly of the present invention;

FIG. 4 is a schematic structural view of the sludge discharging assembly of the present invention;

FIG. 5 is a top view of the dehydration apparatus of the present invention;

reference numbers in the figures: 1. a base; 2. a centrifugal cylinder; 3. a centrifugal chamber; 4. a conical helical rotor; 5. a feed pipe;

6. a water outlet assembly; 601. a water outlet pipe; 602. connecting holes; 603. a secondary separation chamber; 604. a bearing plate; 605. a filtering inclined plate; 606. vibrating the spring; 607. an impurity outlet; 608. a filtered water outlet;

7. a sludge discharging component; 701. a first sludge discharge pipe; 702. a second sludge discharge pipe; 703. a groove; 704. an arc-shaped scraper plate; 705. a chute; 706. a bump;

8. a semi-annular plate; 9. a water inlet pipe; 10. a spray head; 11. and (4) connecting the pipes.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-5, the utility model provides a technical solution, a dewatering device for sludge drying, comprising a base 1, a centrifuge bowl 2, a centrifugal chamber 3 and a conical spiral rotor 4, wherein the centrifuge bowl 2 is installed on one side of the top end of the base 1, the centrifugal chamber 3 is arranged in the centrifuge bowl 2, the conical spiral rotor 4 is installed in the centrifugal chamber 3, and a water outlet assembly 6 is installed at the bottom of the conical big end of the conical spiral rotor 4;

the water outlet assembly 6 comprises a water outlet pipe 601, a connecting hole 602, a secondary separation chamber 603, a bearing plate 604, a filtering inclined plate 605, a vibration spring 606, an impurity outlet 607 and a filtered water outlet 608;

the bottom of the conical big end of the conical spiral rotor 4 is connected with a water outlet pipe 601, one side of the water outlet pipe 601 is provided with a connecting hole 602, the bottom end of the water outlet pipe 601 is provided with a secondary separation chamber 603, a bearing plate 604 is arranged in the secondary separation chamber 603 corresponding to the pipe orifice of the water outlet pipe 601, both sides of the bearing plate 604 are connected with a filtering inclined plate 605, one end of the filtering inclined plate 605 is provided with a vibration spring 606, the bottom end of the vibration spring 606 is connected with the inner wall of the secondary separation chamber 603, the secondary separation chamber 603 is arranged at the end part of the two filtering inclined plates 605 and is provided with an impurity outlet 607, a filtered water outlet 608 is arranged between the two impurity outlets 607 for feeding conveniently, the conical big end of the conical spiral rotor 4 is embedded and provided with a feed pipe 5, the bottom end of the central position, the cleaning work of the outer wall of the centrifugal cylinder 2 is realized, the connecting pipe 11 is installed at the bottom end of the half-ring plate 8, the other end of the connecting pipe 11 is connected with the connecting hole 602, and the recovery work of the cleaning water is realized.

The sludge discharging component 7 is arranged at the bottom of the conical end of the conical spiral rotor 4, the sludge discharging component 7 comprises a first sludge discharging pipe 701, a second sludge discharging pipe 702, a groove 703, an arc-shaped scraper 704, a sliding groove 705 and a convex block 706, the bottom of the conical end of the conical spiral rotor 4 is connected with the first sludge discharging pipe 701, the bottom of the first sludge discharging pipe 701 is provided with the second sludge discharging pipe 702, the top end of the second sludge discharging pipe 702 is provided with the groove 703 in a penetrating way, the top end of the inner wall of the second sludge discharging pipe 702 is provided with the arc-shaped scraper 704, one side of the arc-shaped scraper 704 is tightly attached to the inside of the first sludge discharging pipe 701, the two sides of the first sludge discharging pipe 701 are provided with the sliding grooves 705, the two ends of the second sludge discharging pipe 702 are provided with the convex blocks 706, one end of the convex block 706, the depth of the groove 703 is larger than the length of the first sludge discharging pipe 701, so that the inside of the first sludge discharging pipe 701 can be scraped completely.

The utility model discloses a theory of operation and use flow: when the device works, raw materials are introduced into the centrifugal cylinder 2 through the feeding pipe 5, sludge is accelerated in the centrifugal cavity 3 and forms a cylindrical liquid ring layer through high-speed rotation and friction resistance of the conical spiral rotor 4, solid particles with large specific gravity are settled on the inner wall of the centrifugal cavity 3 to form a mud layer under the action of centrifugal force, then a solid phase is pushed to the conical end of the conical spiral rotor 4 by utilizing the relative speed difference generated by the conical spiral rotor 4, mud residues are dehydrated and dried after the liquid level is pushed out, the mud is pushed to the first sludge discharging pipe 701 to be discharged, sewage is discharged from the large end of the conical spiral rotor 4 through the water discharging pipe 601, and solid-liquid separation is realized;

when sewage enters the water outlet pipe 601, the sewage falls downwards under the action of gravity and contacts the bearing plate 604, so that the bearing plate 604 is continuously impacted, then the sewage flows towards the two ends of the bearing plate 604 and is filtered through the filtering inclined plate 605, the filtered sewage flows out through the filtering water outlet 608, impurities flow out to the impurity outlets 607 at the two ends along the filtering inclined plate 605, the later-stage treatment of a user is facilitated, and the impact force of the sewage on the bearing plate 604 is utilized to enable the bearing plate 604 to extrude the vibration spring 606 to compress downwards so as to shake and disperse the impurities, so that the filtering effect is improved, the impurities are accelerated to enter the impurity outlets 607, the sewage treatment effect is improved, and the pollution caused by the outflow of a large amount of impurities mixed in the sewage is avoided;

when the device is finished, the lug 706 is pushed, so that the second sludge discharging pipe 702 moves upwards along the chute 705, so that the first sludge discharge pipe 701 is received in the groove 703 at the top end of the second sludge discharge pipe 702, when the first sludge discharging pipe 701 enters the groove 703, the inner wall of the first sludge discharging pipe 701 is closely attached by the arc-shaped scraper 704, the inner wall of the first sludge discharging pipe 701 is scraped, so that the sludge on the inner wall of the first sludge discharging pipe 701 is cleaned, a user can clean the sludge at a deeper position conveniently, then clear water is introduced into the water inlet pipe 9, the outer wall of the centrifugal cylinder 2 is cleaned through the spray heads 10 uniformly distributed on one side of the water inlet pipe 9, and then the cleaned water flows to the bottom end of the semi-annular plate 8 along the semi-annular plate and enters the water outlet pipe 601 through the connecting pipe 11 for filtration and recovery, so that the operation is simple, and the resource waste is reduced.

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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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. The utility model provides a dewatering device for sludge drying, includes base (1), centrifuge bowl (2), centrifugal chamber (3) and screw rotor (4), centrifuge bowl (2) are installed to base (1) top one side, inside centrifugal chamber (3) that is provided with of centrifuge bowl (2), centrifugal chamber (3) internally mounted has toper screw rotor (4), its characterized in that: the bottom of the conical big end of the spiral rotor (4) is provided with a water outlet assembly (6);

the water outlet assembly (6) comprises a water outlet pipe (601), a connecting hole (602), a secondary separation chamber (603), a bearing plate (604), a filtering inclined plate (605), a vibration spring (606), an impurity outlet (607) and a filtered water outlet (608);

spiral rotor (4) toper main aspects bottom is connected with outlet pipe (601), connecting hole (602) have been seted up to outlet pipe (601) one side, secondary separation chamber (603) are installed to outlet pipe (601) bottom, secondary separation chamber (603) inside corresponds position department with outlet pipe (601) mouth of pipe and installs and accepts board (604), it all is connected with filtration swash plate (605) to accept board (604) both sides, vibrations spring (606) are installed to filtration swash plate (605) one end, vibrations spring (606) bottom links to each other with secondary separation chamber (603) inner wall, impurity export (607) have been seted up to secondary separation chamber (603) position in two filtration swash plate (605) tip, secondary separation chamber (603) are located and have seted up filtration water outlet (608) between two impurity exports (607).

2. The dewatering device for sludge drying according to claim 1, characterized in that: the feeding pipe (5) is embedded into the large conical end of the conical spiral rotor (4).

3. The dewatering device for sludge drying according to claim 1, characterized in that: a sludge discharging component (7) is arranged at the bottom of the conical end of the conical spiral rotor (4);

the sludge discharging component (7) comprises a first sludge discharging pipe (701), a second sludge discharging pipe (702), a groove (703), an arc-shaped scraper (704), a sliding groove (705) and a bump (706);

toper spiral rotor (4) awl end bottom is connected with first mud discharging pipe (701), second mud discharging pipe (702) is installed to first mud discharging pipe (701) bottom, second mud discharging pipe (702) top is run through and is seted up fluted (703), arc scraper blade (704) are installed on second mud discharging pipe (702) inner wall top, arc scraper blade (704) one side closely laminates with first mud discharging pipe (701) is inside, spout (705) have all been seted up to first mud discharging pipe (701) both sides, lug (706) are all installed at second mud discharging pipe (702) both ends, lug (706) one end links to each other with spout (705).

4. The dewatering device for sludge drying according to claim 3, characterized in that: the first sludge discharging pipe (701) is connected with the second sludge discharging pipe (702) by being inserted into the groove (703), and the depth of the groove (703) is larger than the length of the first sludge discharging pipe (701).

5. The dewatering device for sludge drying according to claim 1, characterized in that: centrifugal cylinder (2) central point puts the bottom and installs semicircular plate (8), inlet tube (9) are all installed at semicircular plate (8) opening both ends, shower nozzle (10) are evenly installed to inlet tube (9) one side.

6. The dewatering device for sludge drying according to claim 5, characterized in that: connecting pipe (11) are installed to half ring board (8) bottom, connecting pipe (11) other end links to each other with connecting hole (602).