CN215712068U - Biochemical pond dross collection device - Google Patents

Abstract

The utility model relates to a scum collecting device for a biochemical pool, which comprises a shell, wherein shaft sleeves which are rotatably connected with the shell are respectively arranged on the upper end surface and the lower end surface of the shell, the two shaft sleeves share the same axis, a scum collecting disc is arranged below the shell, the scum collecting disc is provided with a cavity with an opening at the upper end, the scum collecting disc is fixedly connected with the lower end of a moving shaft, and the upper end of the moving shaft is in threaded connection with the two shaft sleeves. The utility model adjusts the height of the slag collecting disc fixed below the moving shaft by the up-and-down movement of the moving shaft, so that the height of the upper end of the slag collecting disc is always a point below the surface of the sewage in the oxygen consumption area of the biochemical pool, and the scum on the surface of the sewage flows into the cavity of the slag collecting disc under the action of gravitational potential energy, thereby achieving the effect of removing the scum on the surface of the sewage.

Description

Biochemical pond dross collection device

Technical Field

The utility model relates to the field of sewage treatment, in particular to a scum collecting device for a biochemical pool.

Background

The sewage treatment is a process for purifying sewage to meet the water quality requirement of a certain water body or reuse. Sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and is increasingly used in daily life of common people. Upstream suppliers in the sewage treatment industry are mainly manufacturers of sewage treatment equipment and suppliers of sewage treatment agents, and belong to industries with rapid development and good demand conditions.

In the field of sewage treatment, the treatment of sewage generally proceeds through the following stages: after sewage enters a sewage treatment plant, filtering the sewage through a coarse grating to remove large impurities; filtering the sewage through a fine grid to remove small impurities in the sewage; then the filtered sewage is treated correspondingly by a grit chamber, a biochemical tank, a high-density tank and a disinfection tank in sequence, and finally the sewage is discharged into a water body.

The biochemical pool mainly comprises an anaerobic area, a facultative area and an oxygen consumption area, solid sediments in sewage in the oxygen consumption area are sunk to the bottom of the pool under the action of gravity, but a small part of scum, foam and a part of floating sludge particles float on the surface of the oxygen consumption area, and for the floaters, the floaters are cleaned and removed in a manual salvage mode, but the mode is time-consuming and labor-consuming and has poor cleaning effect.

Disclosure of Invention

Aiming at the problems in the prior art, the technical problems to be solved by the utility model are as follows: the floaters in the oxygen consumption area are cleaned, which wastes time and labor, and the cleaning effect is not good.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a biochemical pond dross collection device, includes the casing, the up end of casing and lower terminal surface are equipped with respectively with casing rotatable coupling's axle sleeve, and two axle sleeve coaxial lines, are equipped with in the below of casing and receive the sediment dish, receive the sediment dish and have upper end open-ended cavity, receive the lower extreme fixed connection of sediment dish and motion axle, the upper end and two axle sleeve threaded connection of motion axle.

The shell is fixed with the biochemical tank, and the up-and-down height of the slag collecting disc fixed below the moving shaft is adjusted through the up-and-down motion of the moving shaft, so that the upper end height of the slag collecting disc is always positioned at a point below the surface of sewage in an oxygen consumption area of the biochemical tank, and scum on the surface of the sewage flows into the cavity of the slag collecting disc under the action of gravitational potential energy, thereby achieving the effect of removing the scum on the surface of the sewage.

Preferably, the power structure is also included; the shell is internally provided with a first cavity, and the power structure comprises a first motor and a transmission shaft; an output shaft of the first motor penetrates through the shell and is rotatably connected with the shell, the output shaft of the first motor is fixedly connected with an input shaft of the speed reducer and is coaxial, and a first bevel gear is fixedly connected to the output shaft of the speed reducer; the transmission shaft is fixed in the first cavity through the fixing block, a second bevel gear and a worm wheel are fixedly connected to two ends of the transmission shaft in the length direction respectively, the second bevel gear is meshed with the first bevel gear, and the worm wheel is connected with the moving shaft through a worm gear. The output shaft of motor rotates to the input shaft through the reduction gear drives the reduction gear action, after the reduction gear rotational speed, then the output shaft through the reduction gear transmits for first bevel gear, and first bevel gear drives the transmission shaft rotation through second bevel gear, thereby makes the worm wheel rotatory, and the worm wheel drives the motion axle through worm gear and reciprocates, thereby makes the motion axle drive and receives the sediment dish and reciprocate. The up-down position of the slag collecting disc is controlled by the start-stop and the forward-reverse rotation of the motor.

Preferably, the device also comprises a sliding structure; the sliding structure comprises a sliding rail and a screw rod which are parallel to the surface of the biochemical pool, the sliding rail and the screw rod are parallel to each other, the upper surface of the sliding rail is provided with a sliding groove, a through groove for communicating the upper surface with the lower surface of the sliding rail is arranged in the sliding groove, the shell is positioned in the sliding groove and can slide along the length direction of the sliding groove, and the moving shaft can slide along the length direction of the through groove; two ends of the screw rod in the length direction are respectively and rotatably connected with fixed blocks, the fixed blocks are fixedly connected with the slide rails, one fixed block is fixedly connected with a second motor, and an output shaft of the second motor is rotatably connected with the screw rod; and a bearing seat connected with a ball nut pair of the screw rod is arranged on the screw rod, and the side surface of the bearing seat is fixedly connected with the shell. The second motor is started, the second motor drives the screw rod to rotate, the screw rod drives the sliding rail to move on the stroke of the screw rod, the shell fixedly connected with the sliding rail moves on the sliding rail, the position of the slag collecting disc can be controlled, the position of the slag collecting disc is adjusted through the second motor, and the slag collecting range of the slag collecting disc is improved.

Preferably, the biochemical pool further comprises a moving structure, wherein the moving structure comprises a first guide rail and a second guide rail which are identical in structure, the second guide rail is positioned below the first guide rail, and the first guide rail and the second guide rail are parallel to the surface of the biochemical pool and surround the inner wall of the biochemical pool for one circle; the first guide rail is provided with a first sliding block capable of sliding along the first guide rail, and one end of the sliding rail is fixedly connected with the first sliding block; the second guide rail is provided with a second sliding block which can slide along the first guide rail, the second sliding block is fixedly connected with a supporting rod, and the top of the supporting rod is fixedly connected with the sliding rail.

The shape of first guide rail and second guide rail sets up according to the shape of biochemical pond, first guide rail and second guide rail are fixed in respectively on the pool wall of biochemical pond, when biochemical pond is great, it is difficult to receive the sediment to receive the whole region of biochemical pond for one, the artifical first slider that drives slides on first guide rail, first slider drives rather than fixed connection's slide rail and moves along first guide rail, thereby make and remove along first guide rail, receive the sediment dish and collect a regional back of accomplishing, the first guide rail of accessible will receive the sediment dish and move to another region, make and receive the sediment dish and collect a plurality of regions of biochemical pond. The second guide rail and the support rod play a role in supporting, and deformation caused by overlong slide rails can be effectively prevented.

Preferably, the moving structure further comprises an axle; the first sliding block is provided with a wheel groove at one side close to the first guide rail, the wheel shaft is vertically arranged in the wheel groove and is rotatably connected with the wheel groove, the wheel shaft is fixedly connected with an output shaft of the third motor and is coaxial, a roller fixedly connected with the wheel shaft is sleeved on the wheel shaft, the roller is positioned in the first guide rail, and the roller is attached to the first guide rail. The third motor drives the roller to rotate through the wheel shaft, so that the roller drives the moving structure to automatically move.

Compared with the prior art, the utility model has at least the following advantages:

1. the floating materials on the surface of the oxygen consumption area can be easily removed. According to the utility model, the slag collecting disc slightly lower than the pool surface is adopted, so that floating objects on the pool surface automatically enter the slag collecting disc under the action of gravitational potential energy, and the purpose of removing the floating objects on the pool surface is achieved.

2. Automatic control can be realized. According to the utility model, the PLC controls the motor according to the data acquired by the liquid level sensor, so that the upper and lower heights of the slag collecting disc are controlled, and the slag collecting disc is slightly lower than the pool surface all the time. The PLC controls the slag pump, so that floating objects in the slag collecting disc cannot overflow due to excessive floating objects.

3. The range of removing the floating objects is wide. According to the utility model, the shell moves on the slide rail, so that the position of the slag collecting disc can be controlled, and the position of the slag collecting disc is adjusted through the second motor, so that the slag collecting range of the slag collecting disc is improved; receive the sediment dish and remove along first guide rail, receive the sediment dish and collect a region and accomplish the back, the first guide rail of accessible will receive the sediment dish and move to another region for receive the sediment dish and collect a plurality of regions of biochemical pond.

Drawings

Fig. 1 is a perspective view of a moving structure and a sliding structure of the embodiment.

Fig. 2 is a front view of the moving structure and the sliding structure of the embodiment.

Fig. 3 is a perspective view of a scum collecting device of a biochemical pond according to an embodiment.

Fig. 4 is a sectional view of the housing of the embodiment.

Fig. 5 is a plan view of the sliding motion structure of the embodiment.

Fig. 6 is an enlarged view of a portion a in fig. 2.

Fig. 7 is an enlarged view at B in fig. 3.

Fig. 8 is a schematic diagram of an embodiment.

In the figure, 1-shell, 2-first motor, 3-speed reducer, 4-motion shaft, 5-slag collecting disc, 6-upper sensing contact, 7-lower sensing contact, 8-upper proximity switch, 9-lower proximity switch, 10-liquid level sensor, 11-first bevel gear, 12-second bevel gear, 13-transmission shaft, 14-worm gear, 15-fixed block, 16-shaft sleeve, 17-sliding rail, 18-connecting block, 19-screw rod, 20-bearing block, 21-second motor, 22-sliding chute, 23-through groove, 24-first guide rail, 25-first sliding block, 26-second guide rail, 27-second sliding block, 28-supporting rod, 29-wheel shaft, 30-roller and 31-third motor.

Detailed Description

The present invention is described in further detail below.

In the present invention, 'front', 'rear', 'left', 'right', 'up', 'down' all refer to the orientation in fig. 1, wherein 'front' refers to being out with respect to the paper in fig. 1 and 'rear' refers to being in fig. 1. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-8, one embodiment of the present invention is provided: the utility model provides a biochemical pond dross collection device, includes casing 1, the up end of casing 1 and lower terminal surface are equipped with respectively with casing 1 rotatable coupling's axle sleeve 16, and two axle sleeve 16 coaxial line, are equipped with in the below of casing 1 and receive sediment dish 5, receive sediment dish 5 and have upper end open-ended cavity, receive the lower extreme fixed connection of sediment dish 5 and motion axle 4, the upper end and two 16 threaded connection of axle sleeve of motion axle 4. In specific implementation, the moving shaft 4 and the slag collecting disc 5 can be fixedly connected through a plurality of connecting plates.

The shell 1 is fixed with the biochemical tank, the up-and-down height of the slag collecting disc 5 fixed below the moving shaft 4 is adjusted through the up-and-down movement of the moving shaft 4, so that the upper end height of the slag collecting disc 5 is always positioned at one point below the surface of sewage in an oxygen consumption area of the biochemical tank, and scum on the surface of the sewage flows into a cavity of the slag collecting disc 5 under the action of gravitational potential energy, so that the effect of removing the scum on the surface of the sewage is achieved.

Further, the device also comprises a power structure; the shell 1 is internally provided with a first cavity, and the power structure comprises a first motor 2 and a transmission shaft 13; an output shaft of the first motor 2 penetrates through the shell 1 and is rotatably connected with the shell 1, the output shaft of the first motor 2 is fixedly connected with an input shaft of the speed reducer 3 and is coaxial, and a first bevel gear 11 is fixedly connected to an output shaft of the speed reducer 3; the transmission shaft 13 is fixed in the first cavity through a fixing block 15, two ends of the transmission shaft 13 in the length direction are respectively and fixedly connected with a second bevel gear 12 and a worm wheel 14, the second bevel gear 12 is meshed with the first bevel gear 11, and the worm wheel 14 is connected with the moving shaft 4 through a worm gear.

During the concrete implementation, the output shaft of motor rotates to drive the action of reduction gear 3 through the input shaft of reduction gear 3, after reduction of rotational speed through reduction gear 3, then transmit for first bevel gear 11 through the output shaft of reduction gear 3, first bevel gear 11 drives the transmission shaft 13 through second bevel gear 12 and rotates, thereby makes worm wheel 14 rotatory, and worm wheel 14 drives motion axle 4 through worm wheel 14 worm and reciprocates, thereby makes motion axle 4 drive receipts slag pan 5 reciprocate. The up-down position of the slag collecting disc 5 is controlled by the start-stop and positive and negative rotation of the motor.

Further, the device also comprises a sliding structure; the sliding structure comprises a sliding rail 17 and a screw rod 19 which are parallel to the surface of the biochemical pool, when the biochemical pool is used, one end of the sliding rail 17 can be directly fixed on the wall of the biochemical pool, the sliding rail 17 and the screw rod 19 are parallel to each other, a sliding groove 22 is arranged on the upper surface of the sliding rail 17, a through groove 23 which communicates the upper surface and the lower surface of the sliding rail 17 is arranged in the sliding groove 22, the shell 1 is positioned in the sliding groove 22 and can slide along the length direction of the sliding groove 22, and the moving shaft 4 can slide along the length direction of the through groove 23; two ends of the screw rod 19 in the length direction are respectively and rotatably connected with a fixed block 15, the fixed blocks 15 are fixedly connected with a slide rail 17, one fixed block 15 is fixedly connected with a second motor 21, and an output shaft of the second motor 21 is rotatably connected with the screw rod 19; and a bearing seat 20 connected with a ball nut pair of the screw rod 19 is arranged on the screw rod 19, and the side surface of the bearing seat 20 is fixedly connected with the shell 1. During specific implementation, the second motor 21 is turned on, the second motor 21 drives the screw rod 19 to rotate, the screw rod 19 drives the slide rail 20 to move on the stroke of the screw rod 19, so that the shell 1 fixedly connected with the slide rail 20 moves on the slide rail 17, the position of the slag collecting disc 5 can be controlled, the position of the slag collecting disc 5 is adjusted through the second motor 21, and the slag collecting range of the slag collecting disc 5 is improved.

Further, the biochemical; a first sliding block 25 capable of sliding along the first guide rail 24 is arranged on the first guide rail 24, and one end of the sliding rail 17 is fixedly connected with the first sliding block 25; the second guide rail 26 is provided with a second sliding block 27 capable of sliding along the first guide rail 24, the second sliding block 27 is fixedly connected with a support rod 28, and the top of the support rod 28 is fixedly connected with the slide rail 17. In specific implementation, the included angle between the support bar 28 and the slide rail 17 is an acute angle.

In specific implementation, the first guide rail 24 and the second guide rail 26 are arranged according to the shape of a biochemical pool, the first guide rail 24 and the second guide rail 26 are respectively fixed on the wall of the biochemical pool, when the biochemical pool is large, a slag collecting disc 5 is difficult to collect slag in the whole area of the biochemical pool, the third motor 31 is operated, the third motor 31 drives the wheel shaft 29 to rotate, the wheel shaft 29 drives the roller 30 fixedly connected with the wheel shaft to rotate, the roller 30 drives the first sliding block 25 to slide on the first guide rail 24, the first sliding block 25 drives the sliding rail 17 fixedly connected with the first sliding block to move along the first guide rail 24, so that the sliding block moves along the first guide rail 24, after the slag collecting disc 5 collects one area, the slag collecting disc 5 can move to another area through the first guide rail 24, and the slag collecting disc 5 collects multiple areas of the biochemical pool. The second rail 26 and the support bar 28 are used for supporting, and can effectively prevent the slide rail 17 from being too long and deformed.

Further, the moving structure further comprises an axle 29; a wheel groove is formed in one side, close to the first guide rail 24, of the first slider 25, the wheel shaft 29 is vertically arranged in the wheel groove, the wheel shaft 29 is rotatably connected with the wheel groove, the wheel shaft 29 is fixedly connected with an output shaft of the third motor 31 and coaxial with the output shaft, a roller 30 fixedly connected with the wheel shaft 29 is sleeved on the wheel shaft 29, the roller 30 is located in the first guide rail 24, and the roller 30 is attached to the first guide rail 24. The third motor 31 drives the roller 30 to rotate through the wheel shaft 29, so that the roller 30 drives the moving structure to automatically move.

During the concrete implementation, also can fix on the shaft 29 and be equipped with the straight-teeth gear, be equipped with the ring gear in the first guide rail 24, the ring gear sets up along first guide rail 24's orbit, and ring gear and straight-teeth gear meshing, and third motor 31 passes through shaft 29 and drives the straight-teeth gear rotatory for the straight-teeth gear moves on the track of ring gear, thereby makes the automatic action of removing the structure, and cooperation through the gear ring gear can greatly increased third motor 31's availability factor.

Further, the device also comprises a slag pumping structure; the slag pumping structure comprises a slag pumping pipe and a slag pumping pump; one end of the slag pumping pipe is arranged in the cavity of the slag collecting disc 5 and is fixedly connected with the slag collecting disc 5, and the inlet of the slag pumping pump is communicated with the outlet of the slag pumping pipe. The floating objects in the slag collecting disc 5 are pumped out by the slag pumping pipe through a slag pumping pump.

Furthermore, the slag extractor also comprises a slag collecting cage which is a semi-closed structure with an opening at the upper end and formed by a grid, and the outlet of the slag extracting pump is arranged in the slag collecting cage through a pipeline. During specific implementation, the sediment cage is arranged in the anaerobic zone, the floating objects are pumped into the sediment cage by the sediment pumping pipe, the floating objects are filtered by the grids forming the sediment cage, filtered sewage flows into the anaerobic zone, and the sediment cage is cleaned by workers at regular time. The floating objects in the slag collecting disc 5 are pumped into the grating of the anaerobic zone by the slag pumping pump, the floating objects are filtered, the floating objects are separated from the sewage, and the sewage flows into the anaerobic zone for secondary treatment, so that the waste of resources is reduced.

During concrete implementation, be equipped with the extrusion structure in the sediment cage of collection, the extrusion structure includes electric push rod and stripper plate, in the stripper plate gliding locates the sediment cage of collection from top to bottom, and stripper plate and the bottom parallel arrangement who collects the sediment cage, the outer lane of stripper plate and the inner wall laminating of collection sediment cage, the push rod of electric push rod and the upper end fixed connection of stripper plate, and electric push rod's push rod is perpendicular with the stripper plate, and electric push rod drives the stripper plate and moves from top to bottom in the sediment cage of collection, extrudees the sediment in the sediment cage of collection for the sediment in the sediment cage of collection is quicker with sewage separation.

Further, the device also comprises a stroke control structure, wherein the stroke control structure comprises an upper sensing contact piece 6, a lower sensing contact piece 7, an upper proximity switch 8 and a lower proximity switch 9; the upper sensing contact piece 6 is fixedly arranged at the upper end of the moving shaft 4, and the lower sensing contact piece 7 penetrates through the moving shaft 4 and is fixedly connected with the moving shaft 4; the upper sensing contact piece 6 and the lower sensing contact piece 7 are respectively positioned at the upper side and the lower side of the shell 1; the upper proximity switch 8 is fixedly arranged at the upper end of the shell 1, and the lower proximity switch 9 is fixedly arranged at the lower end of the shell 1; the upper sensing contact 6, the lower sensing contact 7, the upper proximity switch 8 and the lower proximity switch 9 are on the same vertical axis; the upper proximity switch 8 is connected with the upper sensing touch piece 6; the lower proximity switch 9 is connected with the lower sensing contact 7. The moving shaft 4 moves downward until the moving shaft 4 stops moving downward when the upper sensing contact 6 contacts the upper proximity switch 8. The motion shaft 4 moves upwards until the motion shaft 4 stops moving upwards when the lower sensing contact piece 7 is contacted with the lower approach switch 9, and the stroke control structure plays a role in limiting protection.

Further, the device also comprises an automatic control structure, wherein the automatic control structure comprises a PLC and a liquid level sensor 10; the liquid level sensor 10 is fixedly arranged at the upper end of the side surface of the slag collecting disc 5. The signal input end of the PLC is connected with a liquid level sensor 10; and the signal output end of the PLC is connected with the motor and the slag pump. The PLC controls the motor and the slag pump according to the data collected by the liquid level sensor 10, so as to realize automatic control.

The working principle of the scum collecting device for the biochemical pond is as follows:

the switch of the first motor 2 is turned on, the first motor 2 starts to act, the output shaft of the first motor 2 is transmitted to the first bevel gear 11 after being decelerated by the decelerator 3, the first bevel gear 11 drives the transmission shaft 13 to rotate through the second bevel gear 12 meshed with the first bevel gear, so as to drive the worm wheel 14 fixed with the transmission shaft 13 to rotate, the worm wheel 14 drives the moving shaft 4 to move up and down in the shaft sleeve 16 through the worm and gear, so as to drive the slag collecting disc 5 fixedly connected with the moving shaft 4 to move up and down, so that the upper end of the slag collecting disc 5 is always positioned at a position below the surface of sewage in the oxygen consumption area of the biochemical pool, and scum on the surface of the sewage flows into the cavity of the slag collecting disc 5 under the action of gravitational potential energy, so as to achieve the effect of removing the scum on the surface of the sewage. Meanwhile, a switch of the slag pump is turned on, the slag pump pumps the scum into a slag collection cage of the anaerobic zone through a slag pumping pipe, the slag collection cage further filters the scum, and the filtered sewage is discharged into the anaerobic zone through the holes of the grating.

The sliding structure is as follows: the second motor 21 is started, the second motor 21 drives the screw rod 19 to rotate, the screw rod 19 drives the slide rail 20 to move on the stroke of the screw rod 19, the shell 1 fixedly connected with the slide rail 20 moves on the slide rail 17, the position of the slag collecting disc 5 can be controlled, the position of the slag collecting disc 5 is adjusted through the second motor 21, and the slag collecting range of the slag collecting disc 5 is improved.

A moving structure: the third motor 31 acts, the third motor 31 drives the wheel shaft 29 to rotate, the wheel shaft 29 drives the roller 30 fixedly connected with the wheel shaft to rotate, the roller 30 drives the first sliding block 25 to slide on the first guide rail 24, the first sliding block 25 drives the sliding rail 17 fixedly connected with the first sliding block to move along the first guide rail 24, so that the sliding rail 24 moves along the first guide rail 24, after the slag collecting disc 5 collects one region, the slag collecting disc 5 can be moved to another region through the first guide rail 24, and a plurality of regions of the biochemical pool can be collected by the slag collecting disc 5.

The stroke control structure: the moving shaft 4 moves downward until the moving shaft 4 stops moving downward when the upper sensing contact 6 contacts the upper proximity switch 8. The motion shaft 4 moves upwards, until the motion shaft 4 stops moving upwards when the lower sensing contact piece 6 is contacted with the lower proximity switch 8, and the stroke control structure plays a role in limiting protection.

The automatic control structure is as follows: the liquid level sensor 10 transmits the collected data to the PLC, the PLC controls the forward and reverse rotation of the first motor 2 according to the transmitted signal, the first motor 2 starts to act, the output shaft of the first motor 2 is transmitted to the first bevel gear 11 after being decelerated by the reducer 3, the first bevel gear 11 drives the transmission shaft 13 to rotate through the second bevel gear 12 meshed with the first bevel gear, so as to drive the worm gear 14 fixed with the transmission shaft 13 to rotate, the worm gear 14 drives the moving shaft 4 to move up and down through the worm gear and the worm, so as to drive the slag collecting disc 5 fixedly connected with the moving shaft 4 to move up and down, so that the upper end of the slag collecting disc 5 is always positioned a little below the surface of the sewage in the oxygen consumption area of the biochemical pool, and the scum on the surface of the sewage flows into the cavity of the slag collecting disc 5 under the action of gravitational potential energy, so as to achieve the effect of removing the scum on the surface of the sewage. Meanwhile, the PLC controls the slag pump to act, the slag pump pumps the scum into a slag collecting cage of the anaerobic zone through a slag pumping pipe, the slag collecting cage further filters the scum, and the filtered sewage is discharged into the anaerobic zone through the holes of the grating.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, 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 modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims (5)

1. The utility model provides a biochemical pond dross collection device which characterized in that: including casing (1), the up end and the lower terminal surface of casing (1) are equipped with respectively with casing (1) rotatable coupling's axle sleeve (16), and two axle sleeves (16) coaxial line, are equipped with in the below of casing (1) and receive sediment dish (5), receive sediment dish (5) and have upper end open-ended cavity, receive the lower extreme fixed connection of sediment dish (5) and motion axle (4), the upper end and two axle sleeves (16) threaded connection of motion axle (4).

2. The biochemical pond scum collecting apparatus as claimed in claim 1, wherein: the device also comprises a power structure;

the shell (1) is internally provided with a first cavity, and the power structure comprises a first motor (2) and a transmission shaft (13);

an output shaft of the first motor (2) penetrates through the shell (1) and is rotatably connected with the shell (1), an output shaft of the first motor (2) is fixedly connected with an input shaft of the speed reducer (3) and is coaxial, and an output shaft of the speed reducer (3) is fixedly connected with a first bevel gear (11);

the transmission shaft (13) is fixed in the first cavity through a fixing block (15), two ends of the transmission shaft (13) in the length direction are fixedly connected with a second bevel gear (12) and a worm wheel (14) respectively, the second bevel gear (12) is meshed with the first bevel gear (11), and the worm wheel (14) is connected with the moving shaft (4) through a worm gear.

3. The biochemical pond scum collecting apparatus as claimed in claim 1 or 2, wherein: the device also comprises a sliding structure;

the sliding structure comprises a sliding rail (17) and a screw rod (19) which are parallel to the surface of the biochemical pool;

the sliding rail (17) and the screw rod (19) are parallel to each other, a sliding groove (22) is formed in the upper surface of the sliding rail (17), a through groove (23) which communicates the upper surface with the lower surface of the sliding rail (17) is formed in the sliding groove (22), the shell (1) is located in the sliding groove (22) and can slide along the length direction of the sliding groove (22), and the moving shaft (4) can slide along the length direction of the through groove (23);

two ends of the screw rod (19) in the length direction are respectively and rotatably connected with a fixed block (15), the fixed blocks (15) are fixedly connected with the slide rails (17), one fixed block (15) is fixedly connected with a second motor (21), and an output shaft of the second motor (21) is rotatably connected with the screw rod (19);

and a bearing seat (20) connected with a ball nut pair of the screw rod (19) is arranged on the screw rod (19), and the side surface of the bearing seat (20) is fixedly connected with the shell (1).

4. The biochemical pond scum collecting apparatus as claimed in claim 3, wherein: the biochemical pool also comprises a moving structure, wherein the moving structure comprises a first guide rail (24) and a second guide rail (26) which have the same structure, the second guide rail (26) is positioned below the first guide rail (24), and the first guide rail (24) and the second guide rail (26) are parallel to the surface of the biochemical pool and surround the inner wall of the biochemical pool in a circle;

a first sliding block (25) capable of sliding along the first guide rail (24) is arranged on the first guide rail (24), and one end of the sliding rail (17) is fixedly connected with the first sliding block (25);

a second sliding block (27) capable of sliding along the first guide rail (24) is arranged on the second guide rail (26), a supporting rod (28) is fixedly connected to the second sliding block (27), and the top of the supporting rod (28) is fixedly connected with the sliding rail (17).

5. The biochemical pond scum collecting apparatus as claimed in claim 4, wherein: the mobile structure further comprises an axle (29);

a wheel groove is formed in one side, close to the first guide rail (24), of the first sliding block (25), the wheel shaft (29) is arranged in the wheel groove in an up-and-down mode, the wheel shaft (29) is rotatably connected with the wheel groove, the wheel shaft (29) is fixedly connected with an output shaft of the third motor (31) and coaxial, a roller (30) fixedly connected with the wheel shaft (29) is sleeved on the wheel shaft (29), the roller (30) is located in the first guide rail (24), and the roller (30) is attached to the first guide rail (24).

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