CN215049616U - Sludge concentration and resource utilization device for urban sewage treatment plant - Google Patents
Sludge concentration and resource utilization device for urban sewage treatment plant Download PDFInfo
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- CN215049616U CN215049616U CN202121301871.9U CN202121301871U CN215049616U CN 215049616 U CN215049616 U CN 215049616U CN 202121301871 U CN202121301871 U CN 202121301871U CN 215049616 U CN215049616 U CN 215049616U
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- dewatering box
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Abstract
The utility model discloses a sludge concentration and resource utilization device of a town sewage treatment plant, in particular to the technical field of sludge concentration and dehydration, which comprises a feed hopper and a support frame, wherein the lower side of the feed hopper is connected with a primary dehydration box, the inner wall of the primary dehydration box is provided with a groove, the groove is connected with a spring, the groove is provided with a baffle plate, the spring is connected between the groove and the baffle plate, the primary dehydration box is provided with a first driving motor, the first driving motor is connected with a rotating shaft, the rotating shaft is connected with a blade, the lower side of the primary dehydration box is communicated with a conveying pipe, the conveying pipe passes through a dehydration box body arranged on the support frame and is connected with a secondary dehydration box, the right side of the dehydration box body is provided with a second driving motor, an output shaft is connected between the second driving motor and the secondary dehydration box, the right side of the secondary dehydration box is provided with a discharge plate, the utility model discloses it is effectual to the sludge dewatering, and install simple structure, convenient operation.
Description
Technical Field
The utility model relates to a town sewage treatment plant sludge thickening and resource utilization device belongs to sludge thickening dehydration technical field.
Background
At present, the water content of sludge can only be reduced to about 80% by the existing equipment and technology of almost all sewage treatment plants, if the water content of the sludge is lower than 50% to meet the requirement of incineration, the treatment cost is very high, so almost all the sewage treatment plants in China can only mainly bury and stack the sludge, and the problem of serious environmental pollution is caused.
In order to solve the problems, Chinese patent (No. CN210796154U) proposes a sludge concentration dehydration device for sewage treatment, which comprises a feed hopper and a concentration dehydration box, wherein the feed hopper is arranged above the concentration dehydration box, the feed hopper is connected with the concentration dehydration box through a connecting pipe, a connecting rod is arranged outside the concentration dehydration box and is connected with a connecting plate, a dehydration extrusion plate is arranged inside the concentration dehydration box, a first driving device is arranged on the concentration dehydration box and is connected with the connecting plate, a second driving device is arranged on the concentration dehydration box, the movable end of the second driving device is connected with a discharge baffle plate arranged in the concentration dehydration box, the water filter plate is arranged at one side of the bottom of the concentration dehydration box, which is close to the discharge baffle plate, a first water receiving hopper is arranged below the water filter plate, the lower end of the first water receiving hopper is connected with a first water storage tank, and the blanking inclined plate is arranged at the discharge port of the concentration dehydration box, the lower end of the blanking sloping plate is provided with a sludge box.
Although above-mentioned technical scheme is concentrated mud through dehydration stripper plate and concentrated dehydration tank, work efficiency is low, and the dehydration stripper plate during operation must stop the feeding, can not continuous work and bulky inconvenient use.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model provides a sludge concentration and resource utilization device for a town sewage treatment plant, which solves the problems of low working efficiency and large volume and inconvenient use of the prior device.
The above technical purpose of the present invention can be achieved by the following technical solutions: a sludge concentration and resource utilization device for a town sewage treatment plant comprises a feed hopper and a support frame, wherein a primary dewatering box is communicated with the lower side of the feed hopper, a hollow rotating shaft is arranged on the primary dewatering box, the tail end of the rotating shaft is connected with a water receiving pipe, a first driving motor is arranged on the primary dewatering box, the rotating shaft is connected with the first driving motor in a matching way, a plurality of hollow blades are connected on the rotating shaft, a plurality of through holes are formed in the blades, a first filter screen is arranged on each through hole, a groove is formed in the inner wall of the primary dewatering box, a blocking plate with the thickness smaller than the depth of the groove is connected to a rotating hopper in the groove, the length of the groove is not smaller than that of the blocking plate, a round hole is formed in the groove, a spring with the working height larger than the depth of the round hole is connected in the round hole, and a conveying pipe is connected below the primary dewatering box, the conveyer pipe passes the dehydration box body that sets up on the support frame and connects on secondary dehydration case, dehydration box body right side is provided with the baffle of cladding on secondary dehydration case, the conveyer pipe is provided with first sealed bearing with the junction of secondary dehydration case, it has a plurality of through-holes that distribute evenly to open on the secondary dehydration case, all be provided with the second filter screen on the through-hole, the right side of dehydration box body is provided with second driving motor, second driving motor includes motor body and output shaft, second driving motor's output shaft passes dehydration case body coupling on secondary dehydration case, the output shaft is provided with second sealed bearing with the junction of dehydration box body, the right side of secondary dehydration case is provided with the discharge gate, the right downside of baffle is connected with out the flitch.
The principle and the effect of the technology are as follows: when the device operates, mud gets into primary dehydration case through the feeder hopper, mud falls on the blade, first driving motor makes the epaxial blade rotation of commentaries on classics, mud and the baffler on the blade bumps this moment, mud receives the extrusion, partial moisture in the mud passes through the first filter screen entering pivot on the blade then discharges through the water receiving pipe this moment, when the blade rotates primary dehydration bottom of the case portion, mud passes through the conveyer pipe and enters into secondary dehydration case, the output shaft on the secondary dehydration case is rotatory under second driving motor's drive, mud in the secondary dehydration case passes through centrifugal force and further separates moisture, moisture in the mud passes through the second filter screen and discharges, then flow through the water receiving fill, mud is then kept off the right side at secondary dehydration case by the baffle, discharge plate discharges.
Furthermore, the lower sides of the water receiving pipe and the water receiving hopper are both connected with water storage tanks.
By adopting the scheme, the separated sewage can be effectively prevented from polluting the environment.
Further, the secondary dewatering box is trumpet-shaped.
By adopting the scheme, the sludge is more favorably discharged.
Furthermore, a plurality of through holes are formed in the rotating shaft, and filter screens are arranged on the through holes.
By adopting the scheme, the water in the sludge can be discharged more quickly.
Further, the play flitch cladding is on the right side of secondary dewatering box, the play flitch sets up downwards to one side.
By adopting the technical scheme, the sludge can be effectively discharged.
Compared with the prior art, the beneficial effects of the utility model are that: the device can continuously work, and the device has smaller volume and is more convenient to operate.
Drawings
FIG. 1 is a schematic structural view of a sludge concentration and resource utilization device of a municipal wastewater treatment plant of the present invention;
in the figure: 1. a feed hopper; 2. a primary dewatering box; 3. a barrier plate; 4, a spring; 5. a rotating shaft; 6. a blade; 7. a first filter screen; 8. a dewatering box body; 9. a secondary dewatering box; 10. a second filter screen; 11. a second drive motor; 12. an output shaft; 13. a discharge plate; 14. a water receiving hopper; 15. a second sealed bearing; 16. a first sealed bearing; 17. a baffle plate; 18. a support frame; 19. and (7) a water receiving pipe.
Detailed Description
The following is a more detailed description of the present invention with reference to specific embodiments.
Example (b): a sludge concentration and resource utilization device of a town sewage treatment plant comprises a funnel-shaped feed hopper 1 and a cylindrical support frame 18, wherein the lower part of the feed hopper 1 is communicated with a cylindrical primary dewatering box 2, the centers of the front side and the rear side of the primary dewatering box 2 are provided with a hollow rotating shaft 5, the rotating shaft 5 penetrates through the front end and the rear end of the primary dewatering box 2, the connecting part of the rotating shaft 5 and the primary dewatering box 2 is respectively provided with a sealing bearing, the rear end part of the rotating shaft 5 penetrating through the primary dewatering box 2 is connected with a water receiving pipe 19, the rotating shaft 5 is provided with a plurality of through holes, the through holes are respectively provided with a filter screen, the moisture in the sludge can more quickly enter the rotating shaft 5 through the filter screen, the lower part of the water receiving pipe 19 is provided with a water storage tank for storing separated sewage, the front end face of the primary dewatering box 2 is welded with a support, a first driving motor is arranged on the support, the front end part of the rotating shaft 5 penetrating through the primary dewatering box 2 is connected with the first driving motor, a plurality of blades 6 with hollow inner parts are communicated with a rotating shaft 5, a plurality of through holes with a first filter screen 7 are arranged on the surface of each blade 6, each blade 6 is in sliding seal with the inner wall of a primary dewatering box 2, a groove is arranged on the inner wall of the primary dewatering box 2, a baffle plate 3 with the thickness smaller than the depth of the groove is rotationally connected in the groove, the length of the groove is not smaller than the length of the baffle plate 3, a round hole is arranged in the groove, a spring 4 with the working height larger than the depth of the round hole is connected in the round hole, a conveying pipe 20 is connected below the primary dewatering box 2, the conveying pipe 20 penetrates through a dewatering box body 8 arranged on a support frame 18 to be connected with a secondary dewatering box 9, a baffle 17 coated on the secondary dewatering box 9 is arranged on the right side of the dewatering box body 8, a maintenance door is arranged on the upper wall of the dewatering box body 9 and used for installing and maintaining the secondary dewatering box 9, and the secondary dewatering box 9 is horn-shaped, the junction of conveyer pipe 20 and secondary dewatering box 9 is provided with first sealed bearing 16, first sealed bearing 16 can reduce the friction between conveyer pipe 20 and the secondary dewatering box 9, it has a plurality of through-holes that distribute evenly to open on the secondary dewatering box 9, all be provided with second filter screen 10 on the through-hole, the right side welding of dewatering box body 9 has the support, the fixed second driving motor 11 that is provided with on the support, the output shaft 12 of second driving motor 11 passes dewatering box 8 and connects on secondary dewatering box 9, the junction of output shaft 12 and dewatering box body 8 is provided with second sealed bearing 15, second sealed bearing 15 can reduce the friction between output shaft 12 and the dewatering box body 8, the right side of secondary dewatering box 9 is provided with the discharge gate, the right downside of baffle 17 is connected with out flitch 13.
When the sludge dewatering device works, the switches on the first driving motor and the second driving motor 11 are firstly opened, sludge flows into the primary dewatering box 2 through the material receiving hopper 1, the blade 6 rotates anticlockwise under the driving of the rotating shaft 5, at the moment, moisture in the sludge is discharged into the rotating shaft 5 with the hollow interior from the first filter screen 7 on the blade 6 under the action of centrifugal force, when the blade 6 drives the sludge to rotate to the position of the baffle plate 3, the sludge is extruded by the blade 6 and the baffle plate 3, partial moisture in the sludge enters the rotating shaft 5 through the first filter screen 7 under the action of pressure and then is discharged by the water receiving pipe 19, when the sludge is extruded by the baffle plate 3 and the blade 6, the baffle plate 3 is also subjected to thrust, the baffle plate 3 is pushed into the groove arranged on the inner wall of the primary dewatering box 2 under the action of the thrust, the spring 4 is compressed into the round hole in the groove, and when the spring 4 is not subjected to the thrust, just can resume original shape, release baffler 3 from the recess, the mud that is taken to primary dewatering box 2 below by blade 6 this moment gets into secondary dewatering box 9 through conveyer pipe 20, mud constantly rotates in secondary dewatering box 9, moisture in the mud discharges into dewatering box 8 from second filter screen 10 under the effect of centrifugal force in, then flow into the water storage tank through receiving the bucket 14, can produce vibrations when secondary dewatering box 9 is rotatory, loudspeaker form secondary dewatering box 9 then enables mud right movement under the influence of vibrations, baffle 17 then can block mud on the right side of secondary dewatering box 9, final mud is discharged through ejection of compact board 13 on secondary dewatering box 9 right side.
The above embodiments of the present invention are only examples, and the common knowledge of the known specific structures and characteristics in the schemes is not described too much, it should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, and these should be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (5)
1. The utility model provides a town sewage treatment plant sludge concentration and utilization device, includes feeder hopper (1) and support frame (18), its characterized in that: the device is characterized in that a primary dewatering box (2) is connected to the lower side of the feed hopper (1), a rotating shaft (5) is arranged on the primary dewatering box (2), the rotating shaft (5) adopts an internal hollow structure, a water receiving pipe (19) is connected to the tail end of the rotating shaft (5), a first driving motor is arranged on the primary dewatering box (2), one end of the rotating shaft (5) is connected with the first driving motor, a plurality of blades (6) which are hollow inside are connected onto the rotating shaft (5), a plurality of through holes are formed in the blades (6), a first filter screen (7) is arranged on each through hole, the blades (6) are in sliding seal with the inner wall of the primary dewatering box (2), a groove is formed in the inner wall of the primary dewatering box (2), a blocking plate (3) with the thickness smaller than the depth of the groove is connected in the groove in a rotating manner, and the length of the groove is not smaller than that of the blocking plate (3), a round hole is formed in the groove, a spring (4) is connected between the barrier plate (3) and the round hole, the depth of the round hole is larger than the working height of the spring (4), a conveying pipe (20) is communicated with the lower side of the primary dewatering box (2), a dewatering box body (8) is arranged on the support frame (18), a baffle (17) covering the secondary dewatering box (9) is arranged on the right side of the dewatering box body (8), the conveying pipe (20) penetrates through the dewatering box body (8), a water receiving hopper (14) is communicated with the lower side of the dewatering box body (8), a secondary dewatering box (9) is communicated with the right side of the conveying pipe (20), a first sealing bearing (16) is arranged at the joint of the secondary dewatering box (9) and the conveying pipe (20), a plurality of through holes which are uniformly distributed are formed in the secondary dewatering box (9), and a second filter screen (10) is arranged on each through hole, the utility model discloses a dewatering box, including dewatering box (8), dewatering box (8) right side, second driving motor (11) are provided with second driving motor (11), second driving motor (11) are including motor body and output shaft (12), the one end fixed connection that dewatering box (8) were passed in output shaft (12) is on the right side of secondary dewatering box (9), the junction of output shaft (12) and dewatering box (8) is provided with second sealed bearing (15), secondary dewatering box (9) right side is provided with the discharge gate, the right downside of baffle (17) is provided with out flitch (13).
2. The device for sludge concentration and resource utilization in the town sewage treatment plant according to claim 1, wherein: the lower sides of the water receiving pipe (19) and the water receiving hopper (14) are both connected with water storage tanks.
3. The device for sludge concentration and resource utilization in the town sewage treatment plant according to claim 2, characterized in that: the secondary dewatering box (9) is trumpet-shaped.
4. The device for sludge concentration and resource utilization in the town sewage treatment plant according to claim 1, wherein: a plurality of through holes are formed in the rotating shaft (5), and filter screens are arranged on the through holes.
5. The device for sludge concentration and resource utilization in the town sewage treatment plant according to claim 1, wherein: the discharge plate (13) is coated on the right side of the secondary dewatering box (9), and the discharge plate (13) is obliquely arranged downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121301871.9U CN215049616U (en) | 2021-06-10 | 2021-06-10 | Sludge concentration and resource utilization device for urban sewage treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121301871.9U CN215049616U (en) | 2021-06-10 | 2021-06-10 | Sludge concentration and resource utilization device for urban sewage treatment plant |
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| Publication Number | Publication Date |
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| CN215049616U true CN215049616U (en) | 2021-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121301871.9U Active CN215049616U (en) | 2021-06-10 | 2021-06-10 | Sludge concentration and resource utilization device for urban sewage treatment plant |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117361830A (en) * | 2023-11-16 | 2024-01-09 | 黑龙江省农业科学院牡丹江分院 | Sludge dewatering device |
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2021
- 2021-06-10 CN CN202121301871.9U patent/CN215049616U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117361830A (en) * | 2023-11-16 | 2024-01-09 | 黑龙江省农业科学院牡丹江分院 | Sludge dewatering device |
| CN117361830B (en) * | 2023-11-16 | 2024-04-23 | 黑龙江省农业科学院牡丹江分院 | Sludge dewatering device |
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