CN218130161U - Automatic cleaning device for secondary sedimentation tank effluent weir - Google Patents

Abstract

The utility model relates to a two heavy ponds go out weir self-cleaning device, it includes two heavy ponds, set up in scrape mud bridge and play weir on two heavy ponds, it is provided with total accuse module and electricity on the mud bridge and connect in total accuse module spray mechanism and clean mechanism, clean mechanism including roll install in go out walking support in the weir, set up in the scraper blade of walking support's walking direction front side, a pair of conflict respectively in go out the electric brush of weir lateral wall and set up in vertical self-adaptation subassembly and the horizontal regulation control subassembly between walking support and the electric brush, the delivery port that sprays the mechanism is towards this to electric brush. The utility model provides a current mud scraper brush degree of automation lower, need the problem of periodic dismouting clearance, when taking into account clean efficiency, can effectively get rid of each item filth of play mill weir.

Description

Automatic cleaning device for secondary sedimentation tank effluent weir

Technical Field

The utility model belongs to the technical field of the technique of water treatment and specifically relates to a two heavy pond play mill weir self-cleaning device is related to.

Background

The secondary sedimentation tank is an important structure of a sewage treatment plant, has multiple functions of secondary sedimentation and supplying return sludge to the biochemical tank, and directly influences the water outlet effect of the sewage treatment plant. The duckweed and green algae are easy to breed seriously under the photosynthesis of the secondary sedimentation tank effluent triangular weir of the sewage treatment plant to form effluent blockage, so that the condition of uneven effluent is caused, particularly, a large amount of algae and the like are attached to the triangular weir in summer, and the effluent weir is damaged and influences the rear-stage process and the effluent quality after long-term unclean.

At present, moss and duckweed of a secondary sedimentation tank effluent weir are generally treated by a manual scrubbing mode, workers need to enter the secondary sedimentation tank with waterproof and safety protectors and use tools such as grass rakes, brushes and net bags to clean the moss and the duckweed in the secondary sedimentation tank, and the workers need to gradually flush along the effluent weir from the outer side of an effluent channel. The whole treatment process is long in time consumption and heavy and laborious, sunstroke risk exists in high-temperature long-time insolation in summer, chilblain easily occurs in water soaking in low-temperature long-time winter, and meanwhile, the safety risk of drowning due to falling into the pool exists because the moss on the pool wall is wet and smooth.

Chinese patent No. CN208081939U discloses a mud scraper for a sedimentation tank, which comprises a mud scraping bridge, a mud scraping plate, a cleaning device and a driving device; the cleaning device is arranged at the lower end of the mud scraping bridge and extends into the water outlet weir so as to move in the water outlet weir along with the horizontal rotation of the mud scraping bridge, and pollutants in the water outlet weir are cleaned; the cleaning device comprises a driving mechanism, a roller and a plurality of brushes, wherein the driving mechanism is arranged at the position, corresponding to the water outlet weir, of the lower end of the mud scraping bridge through a support, the driving end of the driving mechanism faces downwards, the roller is a vertically arranged cylinder, the upper end of the roller is coaxially connected with the driving end, the lower end of the roller extends into the position, close to the bottom wall of the water outlet weir, the brushes are strip-shaped and are arranged in a plurality of strips, each brush is arranged along the axial direction of the roller, and the brushes are detachably arranged on the outer wall of the roller at equal intervals along the circumferential direction of the roller and are in contact with the inner walls of the two sides of the water outlet weir.

The above prior art solutions have the following drawbacks: above-mentioned mud scraper drives the brush through artifical start-up actuating mechanism and cleans play weir inner wall to reduce the adhesion of filths such as moss, duckweed, after scrubbing the completion, filths such as the moss that drops, duckweed still can float on the surface of water, and do not move along with the brush, need the manual work to go out weir a week salvage the processing, and the brush still needs artifical periodic disassembly and assembly and cleaning, in order to guarantee the clean dynamics of brush, consequently, the automation of above-mentioned mud scraper is lower, still need artifical unit to assist regularly cleans, await the improvement.

SUMMERY OF THE UTILITY MODEL

The to-be-solved problem of the utility model is to the above-mentioned not enough and provide a two heavy ponds go out mill weir self-cleaning device to existing among the prior art, it is from taking self-cleaning function and can drive filths such as moss, duckweed that drop towards the delivery port motion of going out mill weir, has solved the problem that current mud scraper brush degree of automation is lower, needs regular dismouting to clear up, can effectively get rid of each item filth of going out mill weir.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a two heavy ponds go out mill weir self-cleaning device, include two heavy ponds, set up in scrape mud bridge and play mill weir on two heavy ponds, it is provided with total accuse module and electricity on the mud bridge to scrape the electricity connect in spray mechanism and clean mechanism of total accuse module, clean mechanism including roll install in walking support in the play mill weir, set up in the scraper blade of walking support's walking direction front side, a pair of conflict respectively in go out the electric brush of mill weir lateral wall and set up in vertical self-adaptation subassembly and the horizontal regulation control subassembly between walking support and the electric brush, the delivery port orientation that sprays the mechanism is this to electric brush.

By adopting the technical scheme, through automatic operation and control of all parts in the master control module, the spraying mechanism and the cleaning mechanism synchronously move along with the mud scraping bridge and take electricity from the master control module, when the electric cleaning device is used, the walking support does not have assistance force in the water outlet weir along with the mud scraping bridge and circularly moves, the electric brush continuously brushes dirt such as green moss, duckweed and the like on the inner wall of the water outlet weir, and forces the fallen dirt such as green moss, duckweed and the like to move towards the water outlet of the water outlet weir through the scraper plate, meanwhile, the spraying mechanism washes the water outlet weir area and the surface of the electric brush by adopting high-pressure water so as to remove the residual dirt such as green moss, duckweed and the like, and the self-cleaning function is realized; in the cleaning process, the mud scraping bridge, the spraying mechanism and the cleaning mechanism are controlled to act through the master control module, so that the brushing time is controllable, the brushing effect is improved, the equipment is stable and reliable in operation, and various pollutants on the effluent weir can be effectively removed; in the process, the cleaning mechanism automatically walks to brush the water outlet weir, the spraying mechanism is used for spraying high-pressure water to scrub and self-clean the water outlet weir, and the scraper can drive fallen moss, duckweed and other dirt to move towards the water outlet of the water outlet weir in the walking process, so that the problems that an existing mud scraper brush is low in automation degree and needs to be periodically disassembled and cleaned are solved, and all the dirt on the water outlet weir can be effectively removed while the cleaning efficiency is considered.

In addition, the automatic cleaning device comprises two modes of automatic time sequence control and induction control, and can also adopt field manual control; the automatic time sequence control sets the running and stopping time sequences through two groups of time relays, realizes automatic washing according to preset time, can realize different washing strength requirements in different seasons, can ensure the washing requirements, and simultaneously saves more energy; the induction control sets the feeding and stopping procedures of the electric brush by inducing the contact pressure of the electric brush and the water outlet weir through a pressure sensor, so as to realize intermittent washing according to the preset pressure; the field manual control is mainly used when equipment fails and is debugged; the structures of the transverse adjusting control assembly corresponding to the automatic time sequence control and the induction control are respectively as follows.

Preferably, the transverse adjustment control assembly comprises a supporting plate connected to the walking support in a sliding mode, an adjusting screw rod connected to the supporting plate in a rotating mode, an adjusting nut and a relay, the adjusting nut is arranged on the walking support and in threaded connection with the adjusting screw rod, the master control module is electrically connected to the relay, and the longitudinal self-adaptive assembly is arranged on the supporting plate.

Or the transverse adjusting control assembly comprises a supporting plate connected to the walking support in a sliding mode, an adjusting cylinder and a relay, the adjusting cylinder and the relay are arranged on the walking support, the master control module is electrically connected to the adjusting cylinder and the relay, and the longitudinal self-adaptive assembly is arranged on the supporting plate.

Or, the transverse adjustment control assembly comprises a supporting plate connected to the walking support in a sliding mode, a transmission nut connected to the supporting plate in a rotating mode, a lead screw motor and a relay, the lead screw motor and the relay are arranged on the walking support, a lead screw shaft of the lead screw motor penetrates through the supporting plate and is in threaded connection with the transmission nut, the master control module is electrically connected to the lead screw motor and the relay, and the longitudinal self-adaptive assembly is arranged on the supporting plate.

No matter the manual regulation of adjusting screw and adjusting nut, the pneumatic regulation of air cylinder, still the lead screw regulation of drive nut and lead screw motor, this interval to the electric brush is adjusted according to play weir width to make and keep good butt between electric brush and the play weir, carry out time setting to the relay again, with through total accuse module control air cylinder or lead screw motor relay, with spray the mechanism regularly operation and stop, and it is long to scrub through visual interface regulation, take overload protection to prevent to spray the mechanism and damage, intermittent type formula operation energy-saving benefit is showing.

Or, the transverse adjustment control assembly comprises a supporting plate connected to the walking support in a sliding mode, a flexible abutting rod and an elastic electromagnetic piece which are arranged on the supporting plate, and a permanent magnet type linear motor and a pressure sensor which are arranged on the walking support, wherein a rotor of the permanent magnet type linear motor is arranged on the end portion of the elastic electromagnetic piece, the flexible abutting rod abuts against the detection end of the pressure sensor, the master control module is electrically connected to the elastic electromagnetic piece, the permanent magnet type linear motor and the pressure sensor, and the longitudinal self-adaptive assembly is arranged on the supporting plate.

Furthermore, the elastic electromagnetic part comprises a linear bearing with a reading head, a sliding sleeve with a magnetic grid ruler and a pressure spring, which are sequentially sleeved from inside to outside, the linear bearing is arranged on the supporting plate, the sliding sleeve and the pressure spring are arranged on a rotor of the permanent magnet linear motor, the end part of the pressure spring is abutted against the supporting plate, and the reading head is slidably abutted against the magnetic grid ruler. The end part of the flexible abutting rod is made of flexible materials and keeps flexible contact with the detection end of the pressure sensor; when dirt attached to a certain area of the water outlet weir is thickened, the thickened surface is compressed by using the pressure spring to reduce impact on the pressure sensor, the pressure sensor can feed back a detected pressure signal to the master control module, meanwhile, the movement amount of the supporting plate is directly measured by the magnetic grid ruler, errors caused by tiny expansion and contraction of the pressure spring can be eliminated, so that the state feedback of the displacement of the supporting plate is realized, the master control module can estimate the output feedback amount of the permanent magnet linear motor by combining the pressure signal and the state feedback signal, so that the rotor of the permanent magnet linear motor expands and contracts, the pressure between the pressure sensor and the flexible butt rod is dynamically adjusted to a preset value, further, proper brushing pressure is kept between the electric brush and the water outlet weir, and auxiliary dirt on the water outlet weir also falls off layer by layer; meanwhile, the main control module can regulate and control the rotating speed of the mud scraping bridge to match with the brushing operation of the electric brush under different dirt thicknesses, and the frequency conversion type operation energy-saving benefit is remarkable.

Furthermore, the electric brush is slidably connected to the supporting plate, the longitudinal self-adaptive assembly comprises a plurality of pairs of positioning bolts which slide on the supporting plate in a penetrating manner and are sleeved with springs on the positioning bolts, each pair of two positioning bolts respectively abuts against the upper side and the lower side of the electric brush, and two ends of each spring are respectively fixed on the supporting plate and the positioning bolt. The electric brush mainly comprises a motor part which is connected with the supporting plate in a sliding mode and a brush part which is connected with the motor in a rotating mode, in the rotating process of the brush, the positioning bolt is connected with the supporting plate through the spring to keep the supporting of the surface of the brush, and when the dirt surface of the water outlet weir is locally thickened, the electric brush can be driven to slide up and down through the pre-pressure of the spring, so that high brushing efficiency is achieved.

Preferably, the spraying mechanism comprises a water inlet pipe, a submersible sewage pump, a water delivery pipe and a pair of nozzles which are sequentially connected along the water outlet direction, and the water outlet directions of the nozzles respectively face the pair of electric brushes.

Further, a water inlet of the water inlet pipe is located in a supernatant section of the secondary sedimentation tank, the submersible sewage pump is arranged at a position 0.5-1.0 m below the water surface of the secondary sedimentation tank, the spray head is a fan-shaped spray nozzle which is rotatably connected to the water pipe, the aperture of the spray head is 2-3 mm, and the rotation angle of the spray head along a vertical plane is 40-60 degrees. The arrangement form can ensure the placement depth of the submersible sewage pump and prevent the submersible sewage pump from being damaged or the spray head from being blocked due to too low liquid level or sludge pumping; meanwhile, the structure of the fan-shaped nozzle can increase the water spraying area and range, and can realize high-pressure washing of the water outlet weir and the electric brush while avoiding the blockage of the spray head; in addition, the water inlet pipe, the water delivery pipe and the like are made of stainless steel, and movable joints are arranged at the connecting parts, so that the water inlet pipe and the water delivery pipe are convenient to repair.

Preferably, the master control module comprises a central bridge frame arranged on the secondary sedimentation tank, a control box and a multi-polar tube type trolley line which are arranged on the central bridge frame, a pulling fork connected to the central bridge frame in a sliding manner, and a tube type current collector arranged on the pulling fork and matched with the multi-polar tube type trolley line, wherein the control box is electrically connected to the multi-polar tube type trolley line, and the tube type current collector is electrically connected to the spraying mechanism, the electric brush and the transverse regulation control assembly. The multipolar tubular sliding contact line and a tubular current collector matched with the multipolar tubular sliding contact line are used as a main power transmission structure to be connected with a main power supply in a control box and used for power transmission; the tubular current collector is provided with a sliding block and a shell which are connected with a power cable of the spraying mechanism, the electric brush and the transverse adjusting control assembly to serve as an electric connection carrier, and the shifting fork serves as one end of a part of the auxiliary walking connection to clamp the tubular current collector and a central bridge frame at the other end to ensure the normal operation of the tubular current collector on the multi-pole tubular sliding contact line.

Further, the control box is provided with an electric leakage protector and an overload protector. The control cabinet is internally controlled by time or a single chip microcomputer, the time interval of time control can be set for multiple intervals according to actual conditions, and the single running time is 20 to 40min; and when the circuit has the function of cutting off the circuit when electric leakage reaches, the major potential safety hazard that water in the pool and the central bridge frame are electrified is avoided, and equipment damage is prevented.

Furthermore, a rain baffle arranged above the multipolar tubular sliding contact line is arranged on the central bridge frame, so that short circuit damage of equipment caused by rainwater invasion is prevented.

Preferably, the water outlet of the water outlet weir is provided with a water outlet pipe and a water outlet tank, the inlet section of the water outlet tank is provided with a filter screen, and the water outlet end of the water outlet pipe extends to the position above the filter screen. After the dirt such as the green moss and the duckweed moves towards the water outlet of the water outlet weir, the clean water falls into the water outlet tank and flows to the next process, and the dirt such as the green moss and the duckweed is intercepted on the filter screen so as to be conveniently salvaged and removed.

To sum up, the utility model discloses a beneficial technological effect does: the automatic walking water outlet weir of the cleaning mechanism is used for brushing, the spraying mechanism is used for spraying high-pressure water to brush and clean the automatic walking water outlet weir, and the scraper can drive fallen moss, duckweed and other dirt to move towards a water outlet of the water outlet weir in the walking process, so that the problems that a brush of an existing mud scraper is low in automation degree and needs to be periodically dismounted and cleaned are solved, and all the dirt of the water outlet weir can be effectively removed while cleaning efficiency is considered.

Drawings

Fig. 1 is a schematic view of the top view structure of the automatic cleaning device for the effluent weir of the secondary sedimentation tank of embodiment 1 of the present invention.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a schematic sectional view of the automatic cleaning device for the effluent weir of the secondary sedimentation tank of the embodiment 1 of the present invention.

Fig. 4 is a partially enlarged schematic view of a portion B in fig. 3.

Fig. 5 is a schematic cross-sectional view of the cleaning mechanism according to embodiment 1 of the present invention.

Fig. 6 is a schematic view of the connection relationship among the secondary sedimentation tank, the sludge scraping device and the master control module according to embodiment 1 of the present invention.

Fig. 7 is a schematic top view of the cleaning mechanism according to embodiment 2 of the present invention.

Fig. 8 is a schematic top view of the cleaning mechanism according to embodiment 3 of the present invention.

Fig. 9 is a schematic top view of the cleaning mechanism according to embodiment 4 of the present invention.

In the figure, 1, a secondary sedimentation tank; 2. a mud scraping bridge; 3. an effluent weir; 4. a master control module; 41. a central bridge frame; 42. a control box; 43. a multipolar tubular trolley line; 44. shifting a fork; 45. a tubular current collector; 5. a cleaning mechanism; 51. a walking bracket; 52. a squeegee; 53. an electric brush; 54. a lateral adjustment control assembly; 541. a support plate; 542. adjusting the screw rod; 543. adjusting the nut; 544. a relay; 551. an adjusting cylinder; 561. a drive nut; 562. a screw motor; 571. a flexible butt joint rod; 572. an elastic electromagnetic member; 5721. a read head; 5722. a linear bearing; 5723. a magnetic grid ruler; 5724. a sliding sleeve; 5725. a pressure spring; 573. a permanent magnet linear motor; 574. a pressure sensor; 58. a longitudinal adaptive component; 581. positioning the bolt; 582. a spring; 6. a spraying mechanism; 61. a water inlet pipe; 62. a submersible sewage pump; 63. a water delivery pipe; 64. a spray head; 7. a water outlet pipe; 8. a water outlet tank; 81. and (5) filtering by using a filter screen.

Detailed Description

In order to make the technical means, creation features, achievement purposes and effects of the present invention clearer and easier to understand, the present invention is further explained below with reference to the accompanying drawings and the detailed description.

Example 1: referring to fig. 1, for the utility model discloses a two heavy ponds go out mill weir self-cleaning device, including two heavy ponds 1, set up scraping mud bridge 2 and play mill weir 3 on two heavy ponds 1 and set up total accuse module 4 on scraping mud bridge 2, the electricity is connected in the mechanism 6 and the clean mechanism 5 that spray of total accuse module 4. The automatic cleaning device comprises two modes of automatic time sequence control and induction control, and can also adopt field manual control. The automatic time sequence control sets the time sequence of operation and stop through two groups of time relays 544, realizes that the spraying mechanism 6 and the cleaning mechanism 5 are automatically washed according to the preset time, can realize different washing strength requirements in different seasons, can ensure the washing requirement, and simultaneously saves more energy; the induction control sets the feeding and stopping processes of the cleaning mechanism 5 by inducing the contact pressure of the cleaning mechanism 5 and the water outlet weir 3 through a pressure sensor 574, and is assisted with a spraying mechanism 6 for self-cleaning, so that intermittent washing is realized according to the preset pressure; the field manual control is mainly used when equipment is in failure and debugging.

Referring to fig. 2, the cleaning mechanism 5 of the present embodiment is controlled by an automatic timing control method, and includes a traveling bracket 51 installed inside the weir 3 in a rolling manner, a scraper 52 disposed at the front side of the traveling bracket 51 in the traveling direction, a pair of electric brushes 53 respectively abutting against the side walls of the weir 3, and a longitudinal adaptive assembly 58 and a transverse adjustment control assembly 54 disposed between the traveling bracket 51 and the electric brushes 53, and the water outlet of the spraying mechanism 6 faces the pair of electric brushes 53. Meanwhile, the water outlet of the water outlet weir 3 is provided with a water outlet pipe 7 and a water outlet tank 8, the inlet section of the water outlet tank 8 is provided with a filter screen 81, and the water outlet end of the water outlet pipe 7 extends to the upper part of the filter screen 81. After the dirt such as the green moss and the duckweed moves towards the water outlet of the water outlet weir 33, the clean water falls into the water outlet tank 8 and flows to the next process, and the dirt such as the green moss and the duckweed is intercepted on the filter screen 81 so as to be conveniently salvaged and removed.

Referring to fig. 3, in the actual use process, through automatic operation and control of all parts in the master control module 4, the spraying mechanism 6 and the cleaning mechanism 5 synchronously move along with the mud scraping bridge 2 and take electricity from the master control module 4, when the self-cleaning device is used, the walking support 51 moves circularly along with the mud scraping bridge 2 in the effluent weir 3 without assistance, the electric brush 53 continuously brushes dirt such as moss and duckweed on the inner wall of the effluent weir 3 and forces the fallen moss and duckweed to move towards the water outlet of the effluent weir 3 through the scraper 52, and meanwhile, the spraying mechanism 6 washes the area of the effluent weir 3 and the surface of the electric brush 53 by using high-pressure water to remove the residual moss and duckweed and other dirt, so that the self-cleaning function is realized. In the cleaning process, the mud scraping bridge 2, the spraying mechanism 6 and the cleaning mechanism 5 are controlled to act through the master control module 4, so that the brushing time is controllable, the brushing effect is improved, the equipment is stable and reliable in operation, and various pollutants on the water outlet weir 3 can be effectively removed. In the process, the cleaning mechanism automatically walks to brush the water outlet weir 3, the spraying mechanism 6 is used for spraying high-pressure water to scrub and self-clean, and the scraper 52 can drive fallen moss, duckweed and other dirt to move towards the water outlet of the water outlet weir 3 in the walking process, so that the problems that an existing mud scraper brush is low in automation degree and needs to be periodically dismounted and cleaned are solved, and all the dirt of the water outlet weir 3 can be effectively removed while the cleaning efficiency is considered.

Referring to fig. 4, specifically, the lateral adjustment control assembly 54 includes a supporting plate 541 slidably coupled to the traveling bracket 51, an adjustment screw 542 rotatably coupled to the supporting plate 541, an adjustment nut 543 provided on the traveling bracket 51, and a relay 544. The adjusting nut 543 is in threaded connection with the adjusting screw 542, the general control module 4 is electrically connected to the relay 544, and the longitudinal adaptive assembly 58 is disposed on the supporting plate 541.

Referring to fig. 5, the electric fur brush 53 is slidably coupled to the supporting plate 541 up and down. The longitudinal adaptive assembly 58 comprises a plurality of pairs of positioning bolts 581 slidably arranged on the supporting plate 541 in a penetrating manner and springs 582 sleeved on the positioning bolts 581, the two positioning bolts 581 of each pair respectively abut against the upper side and the lower side of the electric brush 53, and two ends of each spring 582 are respectively fixed on the supporting plate 541 and the positioning bolts 581. The electric brush 53 mainly comprises a motor part slidably connected to the supporting plate 541 and a brush part rotatably connected to the motor, and during the rotation of the brush, the positioning bolt 581 is connected to the supporting plate 541 through a spring 582 to keep the contact with the surface of the brush, so that when the dirt surface of the effluent weir 3 is locally thickened, the electric brush 53 can be driven to slide up and down by the pre-pressure of the spring 582 to achieve a higher brushing efficiency.

Referring to fig. 4 and 6, in addition, the spraying mechanism 6 includes a water inlet pipe 61, a submersible sewage pump 62, a water pipe 63, and a pair of spray heads 64 connected in sequence in the water outlet direction, and the water outlet directions of the pair of spray heads 64 are respectively directed toward the pair of electric brushes 53. Wherein, the water inlet of the water pipe is positioned in the supernatant section of the secondary sedimentation tank 1, the submersible sewage pump 62 is arranged at a position 0.5-1.0 m below the water surface of the secondary sedimentation tank 1, the spray head 64 adopts a fan-shaped spray nozzle which is rotationally connected with the water pipe 63, the aperture of the spray head 64 is 2-3 mm, and the rotation angle along the vertical surface is 40-60 degrees. The arrangement form can ensure the placement depth of the submersible sewage pump 62 and prevent the submersible sewage pump 62 from being damaged or the spray head 64 from being blocked due to too low liquid level or sludge pumping; meanwhile, the structure of the fan-shaped nozzle can increase the water spraying area and range, and can realize high-pressure washing on the effluent weir 3 and the electric brush 53 while avoiding the blockage of the spray head 64; in addition, the water inlet pipe 61, the water delivery pipe 63 and the like are made of stainless steel, and movable joints are arranged at the connecting parts, so that the repair is facilitated.

Referring to fig. 6, correspondingly, the general control module 4 includes a central bridge frame 41 disposed on the secondary sedimentation tank 1, a control box 42 and a multi-polar tube type trolley line 43 disposed on the central bridge frame 41, a shifting fork 44 slidably connected to the central bridge frame 41, and a tube type current collector 45 disposed on the shifting fork 44 and cooperating with the multi-polar tube type trolley line 43. The mud scraping bridge 2 is rotatably connected to the central bridge frame 41, the control box 42 is electrically connected to the multi-pole tubular trolley wire 43, and the tubular collector 45 is electrically connected to the submersible sewage pump 62, the electric brush 53 and the relay 544. The multipolar tubular trolley conductor 43 and the tubular current collector 45 matched with the multipolar tubular trolley conductor are used as a main power transmission structure to be connected with a main power supply in the control box 42 and used for power transmission; the tubular current collector 45 is provided with a slide block and a shell to form a power cable connection mainly for the spraying mechanism 6, the electric brush 53 and the transverse adjusting control assembly 54 so as to be used as an electric connection carrier, one end of the shifting fork 44 used as an auxiliary walking connection part clamps the tubular current collector 45 and the central bridge frame 41 at the other end, and the normal operation of the tubular current collector 45 on the multi-pole tubular sliding contact line 43 is ensured.

To reduce the risk of safety hazards, the control box 42 is provided with an earth leakage protection and an overload protection (not shown in the figures). The control cabinet is internally controlled by time or a single chip microcomputer, the time interval of time control can be set for multiple intervals according to actual conditions, and the single running time is 20 to 40min; and when the circuit has the function of cutting off the circuit when electric leakage reaches, the major potential safety hazard that water in the pool and the central bridge frame 41 are electrified is avoided, and equipment damage is prevented. Meanwhile, a rain shield arranged above the multipolar tubular sliding contact line 43 is arranged on the central bridge frame 41, so that the short-circuit damage of the equipment caused by rainwater intrusion is prevented.

Example 2: referring to fig. 7, for the utility model discloses a two heavy ponds go out mill weir self-cleaning device, with embodiment 1's difference lie in, this embodiment adopts automatic time sequence control's mode to regulate and control, horizontal regulation control subassembly 54 includes support plate 541 of sliding connection on walking bracket 51 and sets up adjust cylinder 551 and relay 544 on walking bracket 51, total accuse module 4 electricity is connected in adjust cylinder 551 and relay 544, vertical self-adaptation subassembly 58 sets up on support plate 541.

Example 3: referring to fig. 8, for the utility model discloses a two heavy ponds go out weir self-cleaning device, different with embodiment 1 lies in, this embodiment adopts automatic time sequence control's mode to regulate and control, horizontal regulation control assembly 54 includes sliding connection in the layer board 541 on walking bracket 51, rotate the drive nut 561 of connecting on layer board 541, and set up lead screw motor 562 and relay 544 on walking bracket 51, lead screw motor 562's lead screw axle is worn to locate on layer board 541, and with drive nut 561 threaded connection, total accuse module 4 electricity is connected in lead screw motor 562 and relay 544, vertical self-adaptation subassembly 58 sets up on layer board 541.

Example 4: referring to fig. 9, for the utility model discloses a two heavy ponds play weir self-cleaning device, the difference with embodiment 1 lies in, this embodiment adopts the mode of induction control to regulate and control, horizontal regulation control assembly 54 includes layer board 541 of sliding connection on walking bracket 51, flexible butt rod 571 and elastic electromagnetic component 572 that set up on layer board 541, and permanent-magnet linear motor 573 and pressure sensor 574 that set up on walking bracket 51, the active cell of permanent-magnet linear motor 573 is disposed on the tip of elastic electromagnetic component 572, flexible butt rod 571 is contradicted in the detection end of pressure sensor 574, elastic electromagnetic component 572 includes from inside to outside in order the cover have a linear bearing 5722 of reading head 5721, have sliding sleeve 5724 and pressure spring 5725 of magnetic grid 5723, linear bearing 5722 sets up on layer board 541, sliding sleeve 5724 and pressure spring 5725 set up on the active cell of permanent-magnet linear motor 573, and the tip of pressure spring 5725 contradicts on layer board 541, 5721 slips on magnetic grid 5723, tubular grid 45 is connected electrically to magnetic grid ruler 574, linear grid ruler 5723 and pressure sensor 573.

The end of the flexible abutting rod 571 is made of flexible material, and is in flexible contact with the detection end of the pressure sensor 574; when the dirt attached to a certain region of the water outlet weir 3 is thickened, the thickened surface is compressed by the compression spring 5725 so as to reduce the impact on the pressure sensor 574. The pressure sensor 574 can feed back a detected pressure signal to the master control module 4, and simultaneously, the movement amount of the supporting plate 541 is directly measured through the magnetic scale 5723, so that an error caused by tiny expansion and contraction of the pressure spring 5725 can be eliminated, and state feedback of the displacement of the supporting plate 541 is realized, the master control module 4 can estimate an output feedback amount of the permanent magnet linear motor 573 by combining the pressure signal and the state feedback signal, so that the rotor of the permanent magnet linear motor 573 expands and contracts, the pressure between the pressure sensor 574 and the flexible butting rod 571 is dynamically adjusted to a preset value, a proper brushing pressure is kept between the electric brush 53 and the water outlet weir 3, and auxiliary dirt on the water outlet weir 3 falls off layer by layer. Meanwhile, the general control module 4 can regulate and control the rotating speed of the mud scraping bridge 2 so as to match with the brushing operation of the electric brush 53 under different dirt thicknesses, and the frequency conversion type operation energy-saving benefit is remarkable.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (10)

1. The utility model provides a two heavy ponds go out weir self-cleaning device, include two heavy ponds (1), set up in two scrape mud bridge (2) and play weir (3) on heavy pond (1), its characterized in that: scrape be provided with on mud bridge (2) total accuse module (4) and electrically connect in spraying mechanism (6) and clean mechanism (5) of total accuse module (4), clean mechanism (5) including roll install in walking support (51) in play weir (3), set up in scraper blade (52) of the walking direction front side of walking support (51), a pair of conflict respectively in electric brush (53) of play weir (3) lateral wall and set up in vertical self-adaptation subassembly (58) and horizontal regulation control assembly (54) between walking support (51) and electric brush (53), the delivery port orientation that sprays mechanism (6) is this to electric brush (53).

2. The automatic cleaning device for the effluent weir of the secondary sedimentation tank as claimed in claim 1, wherein: the transverse adjustment control assembly (54) comprises a supporting plate (541) which is connected to the walking support (51) in a sliding mode, an adjustment screw (542) which is connected to the supporting plate (541) in a rotating mode, an adjustment nut (543) and a relay (544) which are arranged on the walking support (51), the adjustment nut (543) is in threaded connection with the adjustment screw (542), the master control module (4) is electrically connected to the relay (544), and the longitudinal self-adaptive assembly (58) is arranged on the supporting plate (541).

3. The automatic cleaning device for the effluent weir of the secondary sedimentation tank as claimed in claim 1, wherein: the transverse adjusting control assembly (54) comprises a supporting plate (541) connected to the walking support (51) in a sliding mode, an adjusting cylinder (551) and a relay (544) arranged on the walking support (51), the general control module (4) is electrically connected to the adjusting cylinder (551) and the relay (544), and the longitudinal self-adapting assembly (58) is arranged on the supporting plate (541).

4. The automatic cleaning device for the effluent weir of the secondary sedimentation tank as claimed in claim 1, wherein: the transverse adjusting control assembly (54) comprises a supporting plate (541) which is connected to the walking support (51) in a sliding mode, a transmission nut (561) which is connected to the supporting plate (541) in a rotating mode, a screw rod motor (562) and a relay (544) which are arranged on the walking support (51), a screw rod shaft of the screw rod motor (562) penetrates through the supporting plate (541) and is in threaded connection with the transmission nut (561), the master control module (4) is electrically connected to the screw rod motor (562) and the relay (544), and the longitudinal self-adaptive assembly (58) is arranged on the supporting plate (541).

5. The automatic cleaning device for the effluent weir of the secondary sedimentation tank as claimed in claim 1, wherein: the transverse adjustment control assembly (54) comprises a supporting plate (541) which is connected to the walking support (51) in a sliding mode, a flexible abutting rod (571) and an elastic electromagnetic piece (572) which are arranged on the supporting plate (541), and a permanent magnet linear motor (573) and a pressure sensor (574) which are arranged on the walking support (51), wherein a rotor of the permanent magnet linear motor (573) is arranged on the end portion of the elastic electromagnetic piece (572), the flexible abutting rod (571) abuts against the detection end of the pressure sensor (574), the master control module (4) is electrically connected to the elastic electromagnetic piece (572), the permanent magnet linear motor (573) and the pressure sensor (574), and the longitudinal self-adaptive assembly (58) is arranged on the supporting plate (541).

6. The automatic cleaning device for the effluent weir of the secondary sedimentation tank as claimed in claim 5, wherein: elastic electromagnetic component (572) include from interior and the outer linear bearing (5722) that have read head (5721), sliding sleeve (5724) and pressure spring (5725) that have magnetic grid chi (5723) of establishing in order, linear bearing (5722) set up on layer board (541), sliding sleeve (5724) and pressure spring (5725) set up on the active cell of permanent magnet linear motor (573), just the tip of pressure spring (5725) contradict in on layer board (541), read head (5721) slide contradict in on magnetic grid chi (5723).

7. The automatic cleaning device for the secondary sedimentation tank effluent weir of any one of claims 2 to 6, which is characterized in that: the electric hair brush (53) is connected to the supporting plate (541) in a sliding mode, the longitudinal self-adaptive assembly (58) comprises a plurality of pairs of positioning bolts (581) which are slidably arranged on the supporting plate (541) in a penetrating mode and springs (582) which are sleeved on the positioning bolts (581), the two positioning bolts (581) in each pair respectively abut against the upper side and the lower side of the electric hair brush (53), and two ends of each spring (582) are respectively fixed to the supporting plate (541) and the positioning bolts (581).

8. The automatic cleaning device for the effluent weir of the secondary sedimentation tank as claimed in claim 7, wherein: the spraying mechanism (6) comprises a water inlet pipe (61), a submersible sewage pump (62), a water delivery pipe (63) and a pair of spray heads (64) which are sequentially connected along the water outlet direction, and the water outlet directions of the pair of spray heads (64) respectively face the pair of electric brushes (53).

9. The automatic cleaning device for the effluent weir of the secondary sedimentation tank as claimed in claim 1, wherein: the general control module (4) comprises a central bridge frame (41) arranged on the secondary sedimentation tank (1), a control box (42) and a multi-pole tubular sliding contact line (43) arranged on the central bridge frame (41), a shifting fork (44) connected to the central bridge frame (41) in a sliding mode, and a tubular current collector (45) arranged on the shifting fork (44) and matched with the multi-pole tubular sliding contact line (43), wherein the control box (42) is electrically connected to the multi-pole tubular sliding contact line (43), and the tubular current collector (45) is electrically connected to the spraying mechanism (6), the electric brush (53) and the transverse adjusting control assembly (54).

10. The automatic cleaning device for the effluent weir of the secondary sedimentation tank as claimed in claim 1, wherein: the water outlet of the water outlet weir (3) is provided with a water outlet pipe (7) and a water outlet tank (8), the inlet section of the water outlet tank (8) is provided with a filter screen (81), and the water outlet end of the water outlet pipe (7) extends to the upper part of the filter screen (81).

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