CN218608184U - Sludge backflow mechanism for sewage treatment - Google Patents
Sludge backflow mechanism for sewage treatment Download PDFInfo
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- CN218608184U CN218608184U CN202223334716.4U CN202223334716U CN218608184U CN 218608184 U CN218608184 U CN 218608184U CN 202223334716 U CN202223334716 U CN 202223334716U CN 218608184 U CN218608184 U CN 218608184U
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- sludge
- conveying pipeline
- fixedly connected
- sludge reflux
- sewage treatment
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The utility model discloses a sludge reflux mechanism for sewage treatment, which comprises a bottom plate and a sludge reflux quantity adjusting mechanism; a bottom plate: aeration tank has been seted up on its upper surface left side, the sedimentation tank has been seted up on the upper surface right side of bottom plate, the upper surface middle part fixedly connected with mount table of bottom plate, the upper surface of mount table is provided with the sludge reflux pump, sludge reflux pump's income mud mouth department fixedly connected with connecting tube, connecting tube keeps away from the one end fixedly connected with sludge conveying pipeline two of sludge reflux pump, sludge conveying pipeline two's lower extreme is located the sedimentation tank, sludge reflux pump's play mud mouth department fixedly connected with sludge conveying pipeline one, sludge conveying pipeline one's lower extreme is located the aeration tank, this sludge reflux mechanism for sewage treatment, can keep the sludge reflux volume of quick accurate regulation and control sludge reflux when sludge reflux pump's power under the special condition, thereby make the maintenance of aeration tank mixed liquid sludge concentration at the within range of relatively stable.
Description
Technical Field
The utility model relates to a sewage treatment technical field specifically is a sludge return mechanism for sewage treatment.
Background
The sludge backflow is separated by secondary sedimentation (or a sedimentation zone), activated sludge which flows back to an aeration tank sometimes flows back to a regeneration tank in front of the aeration tank for re-aeration so as to recover the adsorption capacity of the activated sludge, the purpose of the backflow sludge is to keep a certain suspended solid concentration, namely a certain microorganism concentration, and sewage is treated by microorganisms.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a sludge reflux mechanism for sewage treatment, can keep the sludge reflux volume of quick accurate regulation and control mud backward flow when the power of sludge reflux pump under the special circumstances to make the mixed liquid sludge concentration of aeration tank keep in relatively stable within range, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a sludge backflow mechanism for sewage treatment comprises a bottom plate and a sludge backflow quantity adjusting mechanism;
a bottom plate: the left side of the upper surface of the bottom plate is provided with an aeration tank, the right side of the upper surface of the bottom plate is provided with a sedimentation tank, the middle part of the upper surface of the bottom plate is fixedly connected with an installation platform, the upper surface of the installation platform is provided with a sludge reflux pump, a sludge inlet of the sludge reflux pump is fixedly connected with a connecting pipeline, one end of the connecting pipeline, which is far away from the sludge reflux pump, is fixedly connected with a sludge conveying pipeline II, the lower end of the sludge conveying pipeline II is positioned in the sedimentation tank, a sludge outlet of the sludge reflux pump is fixedly connected with a sludge conveying pipeline I, the lower end of the sludge conveying pipeline I is positioned in the aeration tank, and the front side of the upper surface of the bottom plate is fixedly connected with an installation frame;
sludge reflux quantity adjusting mechanism: the sludge conveying device is arranged at the upper end of the interior of the sludge conveying pipeline II;
wherein: the front side of mounting bracket is provided with the control switch group, and external power source is connected to the input electricity of control switch group, and the output of control switch group is connected to the input electricity of mud backwash pump, can be in the quick accurate mud backward flow volume of regulation and control mud backward flow of the power of mud backwash pump under the special circumstances to make the maintenance of mixed liquid sludge concentration of aeration tank in the relatively stable within range.
Further, sludge reflux quantity adjustment mechanism includes disc, hemisphere groove, regulation hemisphere, baffle and internal thread section of thick bamboo, disc fixed connection has seted up the hemisphere groove in the inside upper end of sludge conveying pipeline two in the upper surface middle part of disc, and the inside top fixedly connected with baffle of sludge conveying pipeline two, sliding connection has an internal thread section of thick bamboo in the slide opening that baffle upper surface middle part was seted up, and the hemisphere is adjusted to the bottom fixedly connected with of internal thread section of thick bamboo, adjusts hemisphere and hemisphere groove cooperation installation, drives through the internal thread section of thick bamboo and adjusts the hemisphere and move down, can adjust the interval between hemisphere and the hemisphere groove, and then adjusts sludge reflux quantity.
Furthermore, sludge reflux quantity adjustment mechanism still includes direction spout and sliding plate, the inner wall right side of mud pipeline two is seted up to the direction spout, and sliding plate fixed connection is in the upper surface right side of adjusting the hemisphere, and sliding plate and direction spout sliding connection restrict the rotation of an internal thread section of thick bamboo, make internal thread section of thick bamboo drive the regulation hemisphere reciprocate.
Furthermore, sludge reflux volume adjustment mechanism still includes the external screw thread pole, the external screw thread pole passes through the bearing and rotates the inside top of connecting in sludge conveying pipe two, and external screw thread pole and internal thread section of thick bamboo threaded connection drive the removal of internal thread section of thick bamboo through the rotation of external screw thread pole.
Furthermore, a motor is arranged in the middle of the upper surface of the second sludge conveying pipeline, the lower end of an output shaft of the motor is fixedly connected with the external threaded rod, and an input end of the motor is electrically connected with an output end of the control switch group to drive the external threaded rod to rotate.
Furthermore, a first electromagnetic valve is connected in series inside the first sludge conveying pipeline, a second electromagnetic valve is connected in series inside the connecting pipeline, and the input ends of the first electromagnetic valve and the second electromagnetic valve are electrically connected with the output end of the control switch group to control the conveying of sludge.
Furthermore, the left side and the right side of the upper surface of the bottom plate are symmetrically and fixedly connected with supports, the upper surface of the support positioned on the left side is in contact with the outer arc surface of the sludge conveying pipeline I, the upper surface of the support positioned on the right side is in contact with the outer arc surface of the connecting pipeline, and the sludge conveying pipeline I and the connecting pipeline are supported in an auxiliary mode through the supports.
Compared with the prior art, the beneficial effects of the utility model are that: this sludge return mechanism for sewage treatment has following benefit:
the sludge reflux amount of the sludge reflux is changed by changing the distance between the adjusting hemisphere and the hemisphere groove under the condition that the sludge reflux power extracted by the sludge reflux pump is not changed, the sludge reflux amount of the sludge reflux is changed, the motor drives the external threaded rod to rotate, the regulation and control of the sludge reflux amount is realized by driving the external threaded rod to rotate, the operation of the regulation and control motor of the control switch group is realized according to the reflux amount of the sludge to be regulated, the motor drives the external threaded rod to rotate, the rotation of the sliding plate on the right side of the upper surface of the adjusting hemisphere is limited through the guide chute arranged on the right side of the inner wall of the sludge conveying pipeline II, the rotation of the sliding plate on the right side of the upper surface of the adjusting hemisphere is limited, and the rotation of the internal threaded cylinder is further limited, the rotation of the internal threaded cylinder is vertically upwards or downwards driven by the internal threaded cylinder, the distance between the adjusting hemisphere and the hemisphere is regulated.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal cross-sectional structure of a second sludge conveying pipeline of the present invention;
fig. 3 is an enlarged schematic view of the a position of the present invention.
In the figure: the device comprises a base plate 1, a mounting table 2, a sludge reflux pump 3, a sludge conveying pipeline I4, a first electromagnetic valve 5, a connecting pipeline 6, a second electromagnetic valve 7, a support 8, a mounting frame 9, a control switch group 10, a sludge conveying pipeline II 11, an aeration tank 12, a sedimentation tank 13, a sludge reflux quantity adjusting mechanism 14, a disc 141, a hemispherical groove 142, a guide chute 143, an adjusting hemisphere 144, a sliding plate 145, a partition plate 146, an internal thread cylinder 147, an external thread rod 148 and a motor 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present embodiment provides a technical solution: a sludge backflow mechanism for sewage treatment comprises a bottom plate 1 and a sludge backflow amount adjusting mechanism 14;
bottom plate 1: an aeration tank 12 is arranged on the left side of the upper surface of the base plate 1, a sedimentation tank 13 is arranged on the right side of the upper surface of the base plate 1, an installation table 2 is fixedly connected to the middle of the upper surface of the base plate 1, a sludge reflux pump 3 is arranged on the upper surface of the installation table 2, a connecting pipeline 6 is fixedly connected to the sludge inlet of the sludge reflux pump 3, a sludge conveying pipeline II 11 is fixedly connected to one end, far away from the sludge reflux pump 3, of the connecting pipeline 6, the lower end of the sludge conveying pipeline II 11 is located in the sedimentation tank 13, a sludge conveying pipeline I4 is fixedly connected to the sludge outlet of the sludge reflux pump 3, the lower end of the sludge conveying pipeline I4 is located in the aeration tank 12, an installation frame 9 is fixedly connected to the front side of the upper surface of the base plate 1, support bases 8 are symmetrically and fixedly connected to the left side and the right side of the upper surface of the base plate 1, the upper surface of the left support base 8 is in contact with the outer arc surface of the sludge conveying pipeline I4, the upper surface of the right base 8 is in contact with the outer arc surface of the connecting pipeline 6, the base 8 and auxiliary support the sludge conveying pipeline I4 and the connecting pipeline 6 in the extraction process, and the sludge conveying pipeline 6 are prevented from being broken due to the fact that the sludge passing through the sludge is too large amount;
sludge reflux amount adjusting mechanism 14: the sludge reflux amount adjusting mechanism 14 comprises a disc 141, a hemispherical groove 142, an adjusting hemisphere 144, a partition plate 146 and an internal thread cylinder 147, the disc 141 is fixedly connected to the inner upper end of the sludge conveying pipeline two 11, the hemispherical groove 142 is formed in the middle of the upper surface of the disc 141, the partition plate 146 is fixedly connected to the inner top end of the sludge conveying pipeline two 11, an internal thread cylinder 147 is slidably connected to a sliding hole formed in the middle of the upper surface of the partition plate 146, an adjusting hemisphere 144 is fixedly connected to the bottom end of the internal thread cylinder 147, the adjusting hemisphere 144 is installed in a matched manner with the hemispherical groove 142, the sludge reflux amount adjusting mechanism 14 further comprises a guide chute 143 and a sliding plate 145, the guide chute 143 is formed in the right side of the inner wall of the sludge conveying pipeline two 11, the sliding plate 145 is fixedly connected to the right side of the upper surface of the adjusting hemisphere 144, the sliding plate 145 is slidably connected with the guide chute 143, an external thread rod 148 is rotatably connected to the inner top end of the sludge conveying pipeline two 11 through a bearing, the external thread rod 148 is in threaded connection with the internal thread cylinder 147, when the external thread rod 148 rotates, the external thread cylinder 144, the external thread cylinder 147 is rotated, the external thread cylinder 147, the sludge conveying pipeline two 11, the sludge reflux amount adjusting hemisphere adjusting mechanism 14 further drives the internal thread cylinder 144 to rotate, the sludge regulating hemisphere regulating cylinder 147 to restrict the sludge backflow adjusting cylinder 147 to rotate, the sludge regulating hemisphere regulating cylinder 147, the sludge refluxing cylinder 147 to rotate, the sludge refluxing cylinder 147, the sludge regulating hemisphere regulating cylinder 147, the sludge regulating cylinder 147 to rotate, the sludge regulating hemisphere regulating cylinder 147, the sludge refluxing cylinder 147 to rotate, the sludge is restricted by the internal thread cylinder 147, the sludge regulating hemisphere regulating cylinder 147, the internal thread cylinder 147, the sludge regulating cylinder 147, thereby changing the sludge reflux amount of the sludge reflux;
wherein: the front side surface of the mounting frame 9 is provided with a control switch group 10, the input end of the control switch group 10 is electrically connected with an external power supply, the input end of the sludge reflux pump 3 is electrically connected with the output end of the control switch group 10, the inside of the sludge conveying pipeline I4 is connected with a first electromagnetic valve 5 in series, the inside of the connecting pipeline 6 is connected with a second electromagnetic valve 7 in series, the input ends of the first electromagnetic valve 5 and the second electromagnetic valve 7 are both electrically connected with the output end of the control switch group 10, the middle part of the upper surface of the sludge conveying pipeline II 11 is provided with a motor 15, the lower end of the output shaft of the motor 15 is fixedly connected with an external threaded rod 148, the input end of the motor 15 is electrically connected with the output end of the control switch group 10, the regulation and control sludge reflux pump 3, the first electromagnetic valve 5, the second electromagnetic valve 7 and the motor 15 of the control switch group 10 normally operate, the first electromagnetic valve 5 and the second electromagnetic valve 7 are regulated and controlled by the control switch group 10, the first electromagnetic valve 5 is enabled to unlock the first sludge conveying pipeline 4, the second electromagnetic valve 7 is enabled to unlock the connecting pipeline 6, the operation of the sludge reflux pump 3 is controlled by the control switch group 10, the sludge in the sedimentation tank 13 is extracted by the sludge reflux pump 3, the sludge in the sedimentation tank 13 enters the connecting pipeline 6 through the second sludge conveying pipeline 11, the sludge is conveyed into the first sludge conveying pipeline 4 under the drive of the sludge reflux pump 3, the sludge is discharged from the first sludge conveying pipeline 4 to the aeration tank 12, the sludge reflux is realized, the motor 15 is enabled to drive the external threaded rod 148 to rotate by the operation of the control motor 15 of the control switch group 10 according to the reflux amount of the sludge to be regulated, the external threaded rod 148 is driven to rotate by the motor 15, the accurate regulation and control of the sludge reflux amount are realized, and the sludge reflux amount can be quickly and accurately regulated and controlled under special conditions, thereby keeping the concentration of the mixed liquid sludge in the aeration tank in a relatively stable range.
The utility model provides a pair of sludge reflux mechanism for sewage treatment's theory of operation as follows:
when sludge backflow is carried out, a person regulates and controls the first electromagnetic valve 5 and the second electromagnetic valve 7 to operate through the control switch group 10, so that the first electromagnetic valve 5 unlocks the first sludge conveying pipeline 4, the second electromagnetic valve 7 unlocks the connecting pipeline 6, the sludge backflow pump 3 is regulated and controlled to operate through the control switch group 10, sludge in the sedimentation tank 13 is extracted through the sludge backflow pump 3, the sludge in the sedimentation tank 13 enters the connecting pipeline 6 through the second sludge conveying pipeline 11, the sludge is conveyed into the first sludge conveying pipeline 4 through the driving of the sludge backflow pump 3, so that the sludge is discharged from the first sludge conveying pipeline 4 to the aeration tank 12, the sludge backflow is realized, the first sludge conveying pipeline 4 and the connecting pipeline 6 in the extraction process are supported in an auxiliary manner through the support 8, the fracture of the first sludge conveying pipeline 4 and the connecting pipeline 6 caused by the overlarge amount of the sludge passing through is avoided, when the reflux amount of the sludge needs to be adjusted in emergency, a person can control the operation of the motor 15 through the control switch group 10 according to the reflux amount of the sludge to be adjusted, so that the motor 15 drives the external threaded rod 148 to rotate, when the external threaded rod 148 rotates, the rotation of the sliding plate 145 on the right side of the upper surface of the adjusting hemisphere 144 is limited through the guide sliding groove 143 arranged on the right side of the inner wall of the sludge conveying pipeline two 11, the rotation of the adjusting hemisphere 144 is limited, the rotation of the internal threaded cylinder 147 is further limited, the external threaded rod 148 drives the threaded cylinder 147 to vertically move upwards or downwards through the thread relationship between the external threaded rod 148 and the internal threaded cylinder 147, the internal threaded cylinder 147 drives the adjusting hemisphere 144 to vertically move upwards or downwards, the distance between the adjusting hemisphere 144 and the hemisphere groove 142 is adjusted, under the condition that the sludge extraction power of the sludge reflux pump 3 is unchanged, the distance between the adjusting hemisphere 144 and the hemisphere groove 142 is changed, thereby change the mud backward flow volume of mud backward flow, drive external screw rod 148 through motor 15 and rotate and drive, realize the accurate regulation and control to mud backward flow volume, can be under the special circumstances quick accurate regulation and control mud backward flow volume of mud backward flow to make the maintenance of aeration tank mixed liquid mud concentration in relatively stable within range.
It should be noted that the sludge recirculation pump 3 disclosed in the above embodiment selects IR100-65J-250B, the first solenoid valve 5 and the second solenoid valve 7 both select TM51-15HPX, the motor 15 selects SM3L-042A1BDV servo motor, and the control switch group 10 is provided with switch buttons which are in one-to-one correspondence with the sludge recirculation pump 3, the first solenoid valve 5, the second solenoid valve 7 and the motor 15 and are used for controlling the normal on-off operation thereof.
The above-mentioned only be the embodiment of the present invention, not consequently the restriction of the patent scope of the present invention, all utilize the equivalent structure or equivalent flow transform made of the content of the specification and the attached drawings, or directly or indirectly use in other relevant technical fields, all including in the same way the patent protection scope of the present invention.
Claims (7)
1. The utility model provides a sludge return mechanism for sewage treatment which characterized in that: comprises a bottom plate (1) and a sludge reflux quantity adjusting mechanism (14);
base plate (1): an aeration tank (12) is arranged on the left side of the upper surface of the base plate (1), a sedimentation tank (13) is arranged on the right side of the upper surface of the base plate (1), an installation table (2) is fixedly connected to the middle of the upper surface of the base plate (1), a sludge reflux pump (3) is arranged on the upper surface of the installation table (2), a connecting pipeline (6) is fixedly connected to a sludge inlet of the sludge reflux pump (3), a sludge conveying pipeline II (11) is fixedly connected to one end, away from the sludge reflux pump (3), of the connecting pipeline (6), the lower end of the sludge conveying pipeline II (11) is located in the sedimentation tank (13), a sludge outlet of the sludge reflux pump (3) is fixedly connected with a sludge conveying pipeline I (4), the lower end of the sludge conveying pipeline I (4) is located in the aeration tank (12), and an installation frame (9) is fixedly connected to the front side of the upper surface of the base plate (1);
sludge reflux amount adjusting mechanism (14): the sludge conveying device is arranged at the upper end of the interior of the sludge conveying pipeline II (11);
wherein: the front side of the mounting rack (9) is provided with a control switch group (10), an external power supply is electrically connected with the input end of the control switch group (10), and the output end of the control switch group (10) is electrically connected with the input end of the sludge reflux pump (3).
2. The sludge return mechanism for sewage treatment as set forth in claim 1, wherein: sludge reflux volume adjustment mechanism (14) are including disc (141), hemisphere groove (142), regulation hemisphere (144), baffle (146) and interior thread section of thick bamboo (147), disc (141) fixed connection is in the inside upper end of sludge conveying pipeline two (11), hemisphere groove (142) have been seted up at the upper surface middle part of disc (141), the inside top fixedly connected with baffle (146) of sludge conveying pipeline two (11), sliding connection has interior thread section of thick bamboo (147) in the slide opening that baffle (146) upper surface middle part was seted up, the bottom fixedly connected with of interior thread section of thick bamboo (147) adjusts hemisphere (144), adjust hemisphere (144) and hemisphere groove (142) cooperation installation.
3. The sludge return mechanism for sewage treatment according to claim 2, wherein: the sludge reflux quantity adjusting mechanism (14) further comprises a guide chute (143) and a sliding plate (145), the guide chute (143) is arranged on the right side of the inner wall of the second sludge conveying pipeline (11), the sliding plate (145) is fixedly connected to the right side of the upper surface of the adjusting hemisphere (144), and the sliding plate (145) is in sliding connection with the guide chute (143).
4. The sludge return mechanism for sewage treatment as claimed in claim 2, wherein: the sludge reflux amount adjusting mechanism (14) further comprises an external thread rod (148), the external thread rod (148) is rotatably connected to the top end of the inner part of the second sludge conveying pipeline (11) through a bearing, and the external thread rod (148) is in threaded connection with the internal thread cylinder (147).
5. The sludge return mechanism for sewage treatment according to claim 4, wherein: the middle of the upper surface of the second sludge conveying pipeline (11) is provided with a motor (15), the lower end of an output shaft of the motor (15) is fixedly connected with an external thread rod (148), and an input end of the motor (15) is electrically connected with an output end of the control switch group (10).
6. The sludge return mechanism for sewage treatment as claimed in claim 1, wherein: the inside of mud pipeline one (4) is established ties and is had first solenoid valve (5), and the inside of connecting tube (6) is established ties and is had second solenoid valve (7), and the equal electricity of input of first solenoid valve (5) and second solenoid valve (7) is connected the output of control switch group (10).
7. The sludge return mechanism for sewage treatment as set forth in claim 1, wherein: the left side and the right side of the upper surface of the bottom plate (1) are symmetrically and fixedly connected with supports (8), the upper surface of the support (8) positioned on the left side is in contact with the outer arc surface of the sludge conveying pipeline I (4), and the upper surface of the support (8) positioned on the right side is in contact with the outer arc surface of the connecting pipeline (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223334716.4U CN218608184U (en) | 2022-12-12 | 2022-12-12 | Sludge backflow mechanism for sewage treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223334716.4U CN218608184U (en) | 2022-12-12 | 2022-12-12 | Sludge backflow mechanism for sewage treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218608184U true CN218608184U (en) | 2023-03-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223334716.4U Active CN218608184U (en) | 2022-12-12 | 2022-12-12 | Sludge backflow mechanism for sewage treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218608184U (en) |
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2022
- 2022-12-12 CN CN202223334716.4U patent/CN218608184U/en active Active
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