CN115738403A - Sedimentation tank bottom sludge suction device - Google Patents
Sedimentation tank bottom sludge suction device Download PDFInfo
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- CN115738403A CN115738403A CN202211507559.4A CN202211507559A CN115738403A CN 115738403 A CN115738403 A CN 115738403A CN 202211507559 A CN202211507559 A CN 202211507559A CN 115738403 A CN115738403 A CN 115738403A
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- 239000010802 sludge Substances 0.000 title claims abstract description 101
- 238000004062 sedimentation Methods 0.000 title claims abstract description 28
- 238000007789 sealing Methods 0.000 claims description 51
- 210000005056 cell body Anatomy 0.000 claims description 24
- 230000005540 biological transmission Effects 0.000 claims description 16
- 238000005086 pumping Methods 0.000 claims description 12
- 238000004140 cleaning Methods 0.000 claims description 4
- 239000006260 foam Substances 0.000 claims description 3
- 230000002441 reversible effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 2
- 239000010865 sewage Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 230000010405 clearance mechanism Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- 230000000295 complement effect Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 238000007790 scraping Methods 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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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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- Treatment Of Sludge (AREA)
Abstract
The invention relates to the field of sludge treatment, in particular to a sludge suction device at the bottom of a sedimentation tank, which comprises a tank body, a hopper groove and a suction mechanism, wherein the suction mechanism comprises a fixing piece, a fixing sleeve, a suction assembly, an air inlet pipe and a sludge discharge pipe, the fixing piece is fixedly arranged on the inner side of the hopper groove, two ends of the fixing sleeve penetrate through an end plate and are fixedly communicated with a pipe groove in the fixing piece, the suction assembly is arranged in the fixing piece in a sliding mode, one end of the air inlet pipe is communicated with one end of the suction assembly, the other end of the air inlet pipe is communicated with the other end of the suction assembly, and the sludge discharge pipe can move and suck sludge on a wider stroke in the hopper groove.
Description
Technical Field
The invention relates to the field of sludge treatment, in particular to a sludge suction device at the bottom of a sedimentation tank.
Background
The sedimentation tank is a treatment structure for removing suspended particles with density larger than that of water from water by utilizing gravity sedimentation, is one of the most widely applied treatment units in wastewater treatment, can be used for wastewater treatment, biological treatment post-treatment and advanced treatment, after the sludge is settled to the bottom of the sedimentation tank, the sludge at the bottom of the sedimentation tank is usually scraped into a sludge collecting hopper by a sludge scraper, then the sludge is sucked out by a perforated pipe arranged in the sludge collecting hopper, the sludge in the sludge collecting hopper has fluidity under the condition of certain water content, after a sludge discharge valve and a sludge pump of the perforated pipe are opened, the sludge can enter perforations of the perforated pipe and is discharged out of the sedimentation tank, however, in long-term operation, if the sludge is stored for a long time, the water content of a sludge layer near the perforated pipe is reduced, the fluidity is easily reduced, the perforations of the perforated pipe are easily blocked, and the suction pressure is uneven due to the longer perforated pipe, the suction effect of the sludge at different positions is not ideal, and meanwhile, when the suction condition of the perforated pipe is not visually checked, the sludge suction is continued to influence the sludge suction in the sedimentation tank, and the sewage sedimentation tank.
Disclosure of Invention
The invention aims to solve the problem that the sludge in a sludge collecting hopper is easy to be influenced by the moisture content of a sludge layer to cause blockage and the sludge cannot be normally pumped when the sludge in the sludge collecting hopper is pumped in the prior art, and provides a sludge pumping device at the bottom of a settling tank.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a sedimentation tank bottom mud suction device, includes cell body, bucket and suction mechanism, suction mechanism sets up on the bucket, bucket both ends fixed seal installs the end plate, suction mechanism includes mounting, fixed sleeve, suction subassembly, intake pipe, mud pipe, mounting fixed mounting is in the bucket inboard, the suction groove has been seted up to mounting one side, the fixed sleeve both ends are run through the end plate and with the fixed intercommunication of the inside pipe box of mounting, the suction subassembly slides and sets up in the mounting, intake pipe one end with the air compressor machine is installed to suction subassembly one end intercommunication setting and other end intercommunication, mud pipe one end with suction subassembly other end intercommunication sets up, the mud pipe other end is external.
Preferably, the suction assembly comprises a sealing ring, a nozzle, a throat pipe and a connecting cylinder, the sealing ring is slidably arranged in the pipe groove, the nozzle is fixedly connected to the sealing ring, the throat pipe is slidably arranged in the pipe groove, two ends of the connecting cylinder are respectively fixedly connected with the sealing ring and the throat pipe, rectangular grooves are formed in the connecting cylinder in a circumferential array mode, one end of the air inlet pipe is fixedly communicated with the nozzle, and one end of the sludge discharge pipe is fixedly communicated with the throat pipe.
Preferably, the two ends of the suction assembly are fixedly connected with sealing core sleeves, the sealing core sleeves are arranged in the fixing piece and the fixing sleeve in a sealing and sliding mode, through grooves are formed in the sealing core sleeves at intervals, one end of the air inlet pipe penetrates through the through grooves and is arranged in the sealing core sleeves and communicated with the nozzle, and one end of the sludge discharge pipe penetrates through the through grooves in the reverse direction and is arranged in the sealing core sleeves and communicated with the throat pipe.
Preferably, the sealing core sleeve is flexible expanded foam.
Preferably, a movable groove is formed in the fixed sleeve, a moving mechanism is arranged on the outer side of the movable groove, the moving mechanism comprises a fixed plate, a lead screw, a sliding rod, a second motor and a moving plate, the fixed plate is fixedly installed at two ends of the movable groove, the lead screw is rotatably installed at two ends of the fixed plate, the sliding rod is fixedly installed at two ends of the fixed plate, the second motor is fixedly installed on the outer side of the fixed plate, an output shaft of the second motor is connected with the lead screw in a transmission mode, the moving plate is fixedly installed on the outer side of the sealed core sleeve, and the moving plate is in threaded transmission connection with the lead screw and is in sliding fit with the sliding rod.
Preferably, the pool further comprises a sealing mechanism, the sealing mechanism comprises a plurality of electric push rods and sealing plates, the electric push rods are fixedly installed on the bottom surface of the pool body at intervals, sliding grooves are formed in the end plates at the hopper groove and the two ends, and the sealing plates are slidably installed in the sliding grooves and fixedly connected with the telescopic ends of the electric push rods.
Preferably, still include clearance mechanism, clearance mechanism sets up in the cell body, clearance mechanism includes a plurality of groups gear, universal driving shaft, chain, scraper blade, first motor, a plurality of groups gear array arranges in the cell body, every group gear symmetry rotates and sets up on the inner wall of cell body both sides, universal driving shaft fixed mounting wherein is a set of in the middle of the gear, the chain drive cover is established in both sides on the gear, scraper blade interval fixed mounting is in both sides the chain outside, first motor fixed mounting cell body outside and output shaft with the universal driving shaft transmission is connected.
Preferably, the scraping plate is inclined relative to the horizontal plane, and the lower end of the scraping plate is attached to the bottom surface of the inner wall of the pool body.
Preferably, still include complementary unit, complementary unit includes pivot, rotor plate, the pivot both ends with the end plate rotates to be connected and is located in the arc recess of bucket, rotor plate circumference array fixed mounting be in on the outer circular wall of pivot.
Preferably, belt pulleys are fixedly mounted at one end of the rotating shaft and one end of the linkage shaft, and a transmission belt is sleeved on the belt pulleys.
The invention provides a sludge suction device at the bottom of a sedimentation tank, which has the beneficial effects that:
1. through setting up suction mechanism, moving mechanism, can effectively suction the mud of gathering in the hopper groove, on the one hand, can remove the suction to the mud on the hopper inslot broad stroke, more can adapt to traditional sedimentation cell body structure, on the other hand, at the suction in-process, through nozzle blowout high velocity air flow stroke negative pressure chamber, and then the mud of suction hopper inslot, can effectively avoid blockking up, reduce the interference at mud suction in-process sewage simultaneously.
2. Through setting up complementary unit, can promote the mud of gathering in fill groove arc recess in advance to suction groove department, the suction subassembly of being convenient for sucks, can effectively avoid mud to receive the action of gravity deposit in fill groove arc recess and the circumstances of suction difficulty, does not influence the removal of suction subassembly simultaneously.
3. Through setting up the closing mechanism, before the mud suction, will fight groove and cell body separation and seal through the closing plate, can effectively avoid on the one hand when the rotor plate rotates mud loss to the cell body in, influence sewage and subside the effect, on the other hand can effectively reduce the suction to sewage in the cell body at suction mechanism suction in-process, and more excellent pertinence reduces the intensity of labour of follow-up rivers and mud separation.
4. Through setting up clearance mechanism, can promote the mud that the cell body bottom subsides to the fill inslot, be convenient for follow-up suction to mud is handled, convenient high efficiency more.
Drawings
Fig. 1 is a schematic side view of a sludge suction device at the bottom of a settling tank according to the present invention.
Fig. 2 is a schematic side view of a sludge suction device at the bottom of a settling tank according to the present invention.
Fig. 3 is a schematic sectional structure diagram of a sludge suction device at the bottom of a sedimentation tank according to the present invention.
Fig. 4 is a schematic view of a bottom structure of a sludge suction device at the bottom of a sedimentation tank according to the present invention.
Fig. 5 is a schematic structural diagram of a part of the mechanism of a sludge suction device at the bottom of a settling tank provided by the invention.
Fig. 6 is a schematic structural diagram of a part of the mechanism of the sludge suction device at the bottom of the sedimentation tank provided by the invention.
Fig. 7 is a schematic sectional structure diagram of a suction mechanism of a sludge suction device at the bottom of a sedimentation tank according to the present invention.
Fig. 8 is an enlarged schematic view of the structure of the part a of the sludge suction device at the bottom of the sedimentation tank provided by the invention.
Fig. 9 is a schematic structural view of a pumping mechanism and a moving mechanism of a sludge pumping device at the bottom of a sedimentation tank according to the present invention.
Fig. 10 is a schematic structural diagram of a suction assembly of a sludge suction device at the bottom of a settling tank.
In the figure: the device comprises a tank body 1, a cleaning mechanism 2, a gear 21, a linkage shaft 22, a chain 23, a scraper 24, a first motor 25, a water delivery groove 3, a water discharge groove 4, a bucket groove 5, an end plate 51, a closing mechanism 6, an electric push rod 61, a sliding groove 62, a sealing plate 63, an auxiliary mechanism 7, a rotating shaft 71, a rotating plate 72, a belt pulley 73, a transmission belt 74, a suction mechanism 8, a fixing piece 81, a pipe groove 811, a suction groove 812, a fixing sleeve 82, a movable groove 821, a suction component 83, a sealing ring 831, a nozzle 832, a throat pipe 833, a connecting cylinder 834, a sealing core sleeve 84, a through groove 841, an air inlet pipe 85, a sludge discharge pipe 86, an air compressor 87, a moving mechanism 9, a fixing plate 91, a lead screw 92, a sliding rod 93 and second motor moving plates 94 and 95.
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.
Example 1
Referring to fig. 1-10, a sludge suction device at the bottom of a sedimentation tank comprises a tank body 1, a hopper tank 5 and a suction mechanism 8, wherein the hopper tank 5 is fixedly installed at the lower side of one end of the tank body 1 and is communicated with the inside of the tank body 1, so that sludge can be conveniently and centrally cleaned, two ends of the tank body 1 are respectively and fixedly provided with a water delivery tank 3 and a water drainage tank 4, the water delivery tank 3 is positioned above the suction mechanism 8, water through holes are formed in the tank body 1 corresponding to the water delivery tank 3 and the water drainage tank 4 in an array manner, the suction mechanism 8 is arranged on the hopper tank 5, two ends of the hopper tank 5 are fixedly and hermetically provided with end plates 51, the suction mechanism 8 comprises a fixing piece 81, a fixing sleeve 82, a suction component 83, an air inlet pipe 85 and a sludge discharge pipe 86, the fixing piece 81 is fixedly installed at the inner side of the hopper tank 5, one side of the fixing piece 81 is provided with a suction groove 812, two ends of the fixing sleeve 82 penetrate through the end plates 51 and are fixedly communicated with a pipe groove inside the fixing piece 81, the suction component 83 is slidably arranged in the fixing piece 81, one end of an air inlet pipe 85 is communicated with one end of a suction assembly 83, the other end of the air inlet pipe is communicated with an air compressor 87, one end of a sludge discharge pipe 86 is communicated with the other end of the suction assembly 83, the other end of the sludge discharge pipe 86 is externally arranged, two ends of the suction assembly 83 are fixedly connected with sealing core sleeves 84, the sealing core sleeves 84 are arranged in a sealing sliding mode in a fixing piece 81 and a fixing sleeve 82, through grooves 841 are formed in the sealing core sleeves 84 at intervals, one end of the air inlet pipe 85 penetrates through the sealing core sleeves 84 through the through grooves 841 to be communicated with a nozzle 832, one end of the sludge discharge pipe 86 penetrates through the sealing core sleeves 84 in a reverse mode through the through grooves 841 to be communicated with a throat 833, the sealing core sleeves 84 are flexible expansion foams, during suction, the suction assembly 83 reciprocates in the fixing piece 81 to suck sludge through a suction groove 812, the air compressor 87 discharges high-pressure air into the suction assembly 83 through the air inlet pipe 85, the sludge is discharged through the sludge discharge pipe 86, the fixed sleeve 82 is a moving space of the seal core sleeve 84, and the seal core sleeve 84 is used for blocking the rest of the suction grooves 812 during the movement of the suction assembly 83, so as to prevent the leakage of sludge and sewage.
The suction assembly 83 comprises a sealing ring 831, a nozzle 832, a throat 833 and a connecting cylinder 834, wherein the sealing ring 831 is arranged in a pipe groove 811 in a sliding mode, the nozzle 832 is fixedly installed on the sealing ring 831 in a communicating mode, the throat 833 is arranged in the pipe groove 811 in a sliding mode, two ends of the connecting cylinder 834 are respectively fixedly connected with the sealing ring 831 and the throat 833, rectangular grooves are formed in the connecting cylinder 834 in a circumferential array mode, one end of an air inlet pipe 85 is fixedly communicated with the nozzle 832, one end of a sludge discharge pipe 86 is fixedly communicated with the throat 833, high-pressure air produced by an air compressor 87 is sprayed into the connecting cylinder 834 through the nozzle 832 to take away air inside the connecting cylinder 834, a vacuum environment is produced inside the connecting cylinder 834, due to the effect of outside atmospheric pressure, pumped sludge and high-pressure air flow enter the throat 833 together, energy exchange occurs when the sludge and the high-pressure air are mixed in the throat 833, the high-pressure air flow transmits a part of energy to the pumped sludge, the high-pressure air flow is slowed down, the speed of the sludge is accelerated, the tail end of the throat 833 is close to the same speed, and then the sludge is pushed into the sludge discharge pipe 86 to be discharged.
The fixed sleeve 82 is provided with a movable groove 821, the outer side of the movable groove 821 is provided with a moving mechanism 9, the moving mechanism 9 comprises a fixed plate 91, a lead screw 92, a slide rod 93, a second motor 94 and a moving plate 95, the fixed plate 91 is fixedly arranged at two ends of the movable groove 821, the lead screw 92 is rotatably arranged in the middle of the fixed plates 91 at two ends, the slide rod 93 is fixedly arranged in the middle of the fixed plates 91 at two ends, the second motor 94 is fixedly arranged at the outer side of the fixed plates 91, an output shaft of the second motor is in transmission connection with the lead screw 92, the moving plate 95 is fixedly arranged at the outer side of the seal core sleeve 84, the moving plate 95 is positioned in the middle of the through grooves 841 arranged at intervals, the through grooves 841 at the left side and the right side are used for an air inlet pipe 85 and a mud discharge pipe 86 to pass through, the moving plate 95 is in threaded transmission connection with the lead screw 92 and is in sliding fit with the slide rod 93, the second motor 94 drives the lead screw 92 to rotate, the moving plate 92 is in threaded connection with the moving plate 95, the slide rod 93 is limited to rotate the slide rod 93, so that the moving plate 95, the moving plate 95 is driven by the moving plate 95, and the moving plate 84 along the movable groove 821, thereby driving the suction assembly 83 to move and realize suction.
Through setting up suction mechanism 8, moving mechanism 9, can effectively aspirate the mud of gathering in hopper tank 5, on the one hand, can remove the suction to the mud on the broad stroke in hopper tank 5, more can adapt to traditional sedimentation cell body structure, on the other hand, in the suction process, through nozzle 832 blowout high velocity air flow stroke negative pressure chamber, and then the mud in suction hopper tank 5, can effectively avoid blockking up, reduce the interference at mud suction in-process sewage simultaneously.
Example 2
According to embodiment 1, in embodiment 1, the sludge accumulated in the hopper 5 can be effectively sucked, on one hand, the sludge on a wider stroke in the hopper 5 can be movably sucked, and the conventional sedimentation tank body structure can be better adapted, on the other hand, in the suction process, the high-speed airflow stroke negative pressure cavity is ejected through the nozzle 832, and then the sludge in the hopper 5 is sucked, so that the blockage can be effectively avoided, and meanwhile, the interference of the sewage in the sludge suction process is reduced, however, in the moving suction process, the suction component 83 cannot clearly judge whether the sludge is completely sucked, so that the sewage in the tank body 1 is continuously sucked after the sludge suction is completed, referring to fig. 1-10, as another preferred embodiment of the present invention, on the basis of embodiment 1, the closing mechanism 6 is further included.
Through setting up closing mechanism 6, before the mud suction, seal hopper groove 5 and the separation of cell body 1 through closing plate 63, can effectively avoid on the one hand when rotor plate 72 rotates mud loss to cell body 1 in, influence sewage and subside the effect, on the other hand can effectively reduce the suction to sewage in the cell body 1 at the 8 suction in-process of suction mechanism, and more excellent pertinence reduces the intensity of labour of follow-up rivers and mud separation.
Example 3
According to embodiment 2, in embodiment 2, the sludge accumulated in the hopper 5 can be effectively sucked, on one hand, the sludge on a wider stroke in the hopper 5 can be moved and sucked, and the conventional sedimentation tank body structure can be better adapted, on the other hand, in the sucking process, the high-speed airflow stroke negative pressure cavity is ejected through the nozzle 832, and then the sludge in the hopper 5 is sucked, so that the blockage can be effectively avoided, the interference of sewage in the sludge sucking process can be reduced, and simultaneously, the hopper 5 and the tank body 1 can be blocked and closed through the sealing plate 63 during the sucking process, so that the accurate sucking is convenient, however, the sludge in the hopper 5 is subjected to the gravity action after standing for a long time, is easy to be solidified and difficult to suck, and referring to fig. 1-10, as another preferred embodiment of the present invention, on the basis of embodiment 2, the auxiliary mechanism 7 is further included.
Still include clearance mechanism 2, clearance mechanism 2 sets up in cell body 1, clearance mechanism 2 includes a plurality of groups gear 21, universal driving shaft 22, chain 23, scraper blade 24, first motor 25, a plurality of groups gear 21 array are arranged in cell body 1, every group gear 21 symmetry rotation sets up on cell body 1 both sides inner wall, universal driving shaft 22 fixed mounting is in the middle of one of them a set of gear 21, chain 23 transmission cover is established on the gear 21 of both sides, scraper blade 24 interval fixed mounting is in the chain 23 outside of both sides, first motor 25 fixed mounting is in the cell body 1 outside and the output shaft is connected with universal driving shaft 22 transmission, scraper blade 24 compares and clings with the horizontal plane and the laminating of lower extreme and cell body 1 inner wall bottom surface, through setting up clearance mechanism 2, can promote the mud that subsides bottom the cell body 1 to the fill groove 5 in, be convenient for follow-up to the suction of mud to handle, convenient high-efficient, first motor 25 drives gear 21 and chain 23 and rotates, make the scraper blade 24 that the interval set up promote the mud that subsides to fill groove 5 in the bottom surface of the cell body 1, be convenient for the later stage suction, the gear 21 that the both sides of both sides rotate and chain rotate simultaneously, satisfy the synchronous clearance of scraper blade 24, the float the drainage effect of the optimization, the clearance, the debris removal of the parallel removal of 4, the top of the top is convenient for the mud is concentrated.
The auxiliary mechanism 7 comprises a rotating shaft 71 and a rotating plate 72, the two ends of the rotating shaft 71 are rotatably connected with the end plate 51 and are positioned in the arc-shaped groove of the hopper groove 5, the circumferential array of the rotating plate 72 is fixedly arranged on the outer circular wall of the rotating shaft 71, a belt pulley 73 is fixedly arranged at one end of the rotating shaft 71 and one end of the linkage shaft 22, a transmission belt 74 is sleeved on the belt pulley 73, the rotating shaft 71 and the rotating plate 72 are driven to rotate through linkage through the belt pulley 73 and the transmission belt 74, sludge in the arc-shaped groove of the hopper groove 5 is stirred, and the sludge is pushed to the suction groove 812 so as to be sucked conveniently.
Through setting up complementary unit 7, can promote the mud of gathering in the arc recess of hopper tank 5 in advance to suction groove 812 department, the suction subassembly 83 of being convenient for pumps, can effectively avoid mud to receive the deposit of action of gravity and the circumstances of the suction difficulty in the arc recess of hopper tank 5, does not influence the removal of suction subassembly 83 simultaneously.
The working principle is as follows: before pumping sludge, controlling a plurality of electric push rods 61 to synchronously extend to push a sealing plate 63 to move, wherein the sealing plate 63 is a hard plate and the outer surface of the sealing plate 63 is coated with a rubber layer, when the front end of the sealing plate 63 abuts against the inner wall of a sliding groove 62, a hopper groove 5 and a tank body 1 can be isolated and sealed, at the moment, when pumping sludge, only sludge and partial sewage in the hopper groove 5 are pumped and discharged, a second motor 94 drives a lead screw 92 to rotate and is connected with a movable plate 95 through threads of the lead screw 92, a slide rod 93 limits the rotation of the movable plate 95, so that the movable plate 95 drives a sealing core sleeve 84 to move along a movable groove 821 so as to drive a pumping component 83 to move, so as to realize pumping, when pumping, the pumping component 83 reciprocates in a fixed part 81, the sludge is pumped through a pumping groove 812, and an air compressor 87 discharges high-pressure gas, the sludge carried in the sludge discharged into the suction assembly 83 through the air inlet pipe 85 is discharged through the sludge discharge pipe 86, the fixed sleeve 82 is a moving space of the sealed core sleeve 84, the sealed core sleeve 84 blocks the rest suction grooves 812 in the moving process of the suction assembly 83 to avoid leakage of the sludge and sewage, high-pressure air produced by the air compressor 87 is sprayed into the connecting cylinder 834 through the nozzle 832 to take away air in the connecting cylinder 834, a vacuum environment is produced in the connecting cylinder 834, the pumped sludge and the high-pressure air flow enter the throat 833 together due to the action of the external atmospheric pressure, the sludge and the high-pressure air flow are mixed in the throat 833 to generate energy exchange, and the high-pressure air flow transmits part of energy to the pumped sludge to slow down the high-pressure air flow, so that the sludge speed is increased, the tail end of the throat 833 is close to the same speed, and then the sludge is pushed into the sludge discharge pipe 86 to be discharged.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The utility model provides a sedimentation tank bottom mud suction device, includes cell body (1), fill groove (5), its characterized in that still includes:
suction mechanism (8), suction mechanism (8) set up on bucket groove (5), bucket groove (5) both ends fixed seal installs end plate (51), suction mechanism (8) include mounting (81), fixed sleeve (82), suction subassembly (83), intake pipe (85), mud pipe (86), mounting (81) fixed mounting be in bucket groove (5) are inboard, suction groove (812) have been seted up to mounting (81) one side, fixed sleeve (82) both ends are run through end plate (51) and with fixed intercommunication in inside pipe box (811) of mounting (81), suction subassembly (83) slide and set up in mounting (81), intake pipe (85) one end with suction subassembly (83) one end intercommunication sets up and the other end intercommunication installs air compressor machine (87), mud pipe (86) one end with suction subassembly (83) other end intercommunication sets up, the mud pipe (86) other end is external.
2. The sludge suction device at the bottom of the settling pond as claimed in claim 1, wherein the suction assembly (83) comprises a sealing ring (831), a nozzle (832), a throat (833) and a connecting cylinder (834), the sealing ring (831) is slidably arranged in the pipe groove (811), the nozzle (832) is fixedly installed on the sealing ring (831) in a communicating manner, the throat (833) is slidably arranged in the pipe groove (811), two ends of the connecting cylinder (834) are respectively fixedly connected with the sealing ring (831) and the throat (833), a rectangular groove is formed in the connecting cylinder (834) in a circumferential array, one end of the air inlet pipe (85) is fixedly communicated with the nozzle (832), and one end of the sludge discharge pipe (86) is fixedly communicated with the throat (833).
3. The sludge suction device at the bottom of the settling pond as claimed in claim 2, wherein both ends of the suction assembly (83) are fixedly connected with sealing core sleeves (84), the sealing core sleeves (84) are arranged in the fixing member (81) and the fixing sleeve (82) in a sealing and sliding manner, through grooves (841) are arranged on the sealing core sleeves (84) at intervals, one end of the air inlet pipe (85) is arranged in the sealing core sleeves (84) in a penetrating manner through the through grooves (841) and communicated with the nozzle (832), and one end of the sludge discharge pipe (86) is arranged in the sealing core sleeves (84) in a penetrating manner through the through grooves (841) in a reverse direction and communicated with the throat pipe (833).
4. The bottom sludge suction device of claim 3 wherein the sealing core housing (84) is a flexible expanding foam.
5. The device for pumping sludge at the bottom of the settling tank according to claim 3, wherein a movable groove (821) is formed in the fixed sleeve (82), a moving mechanism (9) is arranged outside the movable groove (821), the moving mechanism (9) comprises a fixed plate (91), a lead screw (92), a sliding rod (93), a second motor (94) and a moving plate (95), the fixed plate (91) is fixedly installed at two ends of the movable groove (821), the lead screw (92) is rotatably installed in the middle of the fixed plates (91) at two ends, the sliding rod (93) is fixedly installed in the middle of the fixed plates (91) at two ends, the second motor (94) is fixedly installed outside the fixed plate (91) and an output shaft of the second motor is in transmission connection with the lead screw (92), the moving plate (95) is fixedly installed outside the seal core sleeve (84), and the moving plate (95) is in threaded transmission connection with the lead screw (92) and is in sliding fit with the sliding rod (93).
6. The device for pumping sludge at the bottom of the settling tank according to claim 2, further comprising a sealing mechanism (6), wherein the sealing mechanism (6) comprises a plurality of electric push rods (61) and sealing plates (63), the plurality of electric push rods (61) are fixedly installed on the bottom surface of the tank body (1) at intervals in an array manner, sliding grooves (62) are formed in the hopper groove (5) and the end plates (51) at two ends, and the sealing plates (63) are slidably installed in the sliding grooves (62) and are fixedly connected with the telescopic ends of the electric push rods (61).
7. The sludge suction device at the bottom of the settling tank as defined in claim 6, further comprising a cleaning mechanism (2), wherein the cleaning mechanism (2) is disposed in the tank body (1), the cleaning mechanism (2) comprises a plurality of sets of gears (21), a linkage shaft (22), chains (23), scrapers (24) and a first motor (25), the plurality of sets of gears (21) are arranged in the tank body (1) in an array manner, each set of gears (21) is symmetrically and rotatably disposed on inner walls at two sides of the tank body (1), the linkage shaft (22) is fixedly mounted in the middle of one set of gears (21), the chains (23) are arranged at two sides in a transmission manner, the scrapers (24) are fixedly mounted at the outer sides of the chains (23) at two sides at intervals, the first motor (25) is fixedly mounted at the outer side of the tank body (1) and an output shaft is in transmission connection with the linkage shaft (22).
8. The sludge suction device at the bottom of the sedimentation tank as claimed in claim 7, wherein the scraper (24) is inclined to the horizontal plane and the lower end is attached to the bottom surface of the inner wall of the tank body (1).
9. The sludge suction device at the bottom of the sedimentation tank is characterized by further comprising an auxiliary mechanism (7), wherein the auxiliary mechanism (7) comprises a rotating shaft (71) and a rotating plate (72), two ends of the rotating shaft (71) are rotatably connected with the end plate (51) and are positioned in the arc-shaped groove of the hopper tank (5), and the circumferential array of the rotating plate (72) is fixedly arranged on the outer circular wall of the rotating shaft (71).
10. The suction device for sludge at the bottom of a sedimentation tank as claimed in claim 9, wherein a belt pulley (73) is fixedly installed at one end of the rotating shaft (71) and one end of the linkage shaft (22), and a transmission belt (74) is conventionally sleeved on the belt pulley (73).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202211507559.4A CN115738403A (en) | 2022-11-29 | 2022-11-29 | Sedimentation tank bottom sludge suction device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202211507559.4A CN115738403A (en) | 2022-11-29 | 2022-11-29 | Sedimentation tank bottom sludge suction device |
Publications (1)
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CN117547868A (en) * | 2024-01-12 | 2024-02-13 | 太原市润民环保节能有限公司 | Sewage centralized treatment device |
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CN117547868A (en) * | 2024-01-12 | 2024-02-13 | 太原市润民环保节能有限公司 | Sewage centralized treatment device |
CN117547868B (en) * | 2024-01-12 | 2024-03-19 | 太原市润民环保节能有限公司 | Sewage centralized treatment device |
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Application publication date: 20230307 |