CN108751606B

CN108751606B - Biological wastewater treatment equipment

Info

Publication number: CN108751606B
Application number: CN201810682508.2A
Authority: CN
Inventors: 黄芳; 林鑫; 叶秀清; 杨开村
Original assignee: Fujian Environmental Protection Design Institute Co ltd
Current assignee: Fujian Environmental Protection Design Institute Co.,Ltd.
Priority date: 2018-06-27
Filing date: 2018-06-27
Publication date: 2021-07-23
Anticipated expiration: 2038-06-27
Also published as: CN108751606A

Abstract

The invention discloses a novel biological wastewater treatment device, which structurally comprises a base, a barrier tank, a water inlet pipe, a first upper cover, a second upper cover, a pump box, a third upper cover, a disinfection tank, an aeration tank, a control box and an anaerobic tank, wherein the barrier tank, the anaerobic tank, the aeration tank and the disinfection tank are sequentially connected onto the base, the barrier tank, the anaerobic tank, the aeration tank and the disinfection tank are sequentially communicated with one another through the pump box, the water inlet pipe is connected to the side surface of the barrier tank, the first upper cover is welded onto the barrier tank, the second upper cover is installed above the anaerobic tank, the third upper cover is connected onto the disinfection tank, the control box is fixedly connected onto the side surface of the anaerobic tank through screws, and the control box and the pump box are electrically connected with one another. The processing efficiency is improved.

Description

Biological wastewater treatment equipment

Technical Field

The invention relates to biological wastewater treatment equipment, and belongs to the field of wastewater treatment.

Background

With the development of industry, the amount of industrial wastewater produced is enormous. Industrial wastewater refers to wastewater, sewage and waste liquid produced in the process of industrial production, which contains industrial production materials, intermediates and products lost with water and pollutants produced in the production process. Because industrial wastewater contains a large amount of water-insoluble particulate matters and water-soluble chemical pollutants, if the industrial wastewater is directly discharged to the outside, the industrial wastewater is bound to pollute the environment and influence human health.

The blocking phenomenon easily appears in the UNICOM's pipeline when using of current sewage equipment, leads to discharge to reduce, reduces the treatment effeciency of sewage, and is difficult to in time discover and handle, leads to treatment effeciency to reduce gradually.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide biological wastewater treatment equipment to solve the problems that when the existing sewage equipment is used, a communication pipeline is easy to block, so that the water flow is reduced, the sewage treatment efficiency is reduced, and the sewage treatment equipment is not easy to find and treat in time, so that the treatment efficiency is gradually reduced.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a biological wastewater treatment equipment, its structure includes base, barrier pond, inlet tube, first upper cover, second upper cover, pump box, third upper cover, disinfection pond, aeration tank, control box, anaerobism pond, it loops through pump box intercommunication between barrier pond, anaerobism pond, aeration tank, disinfection pond and the four in proper order to connect with on the base, barrier pond side is connected with the inlet tube, the welding of barrier pond top has first upper cover, the second upper cover is installed in the anaerobism pond top, disinfection pond top is connected with the third upper cover, anaerobism pond side is through screw fixedly connected with control box, through the electricity connection between control box and the pump box, the barrier pond comprises casing, mobile device, pushing mechanism, drive mechanism, meet electric installation, linkage acceleration mechanism, agitating unit, liquid level device, thin filter screen, coarse strainer, connecting pipe, the inside both sides of casing are through the thin filter screen of perpendicular placing, the pump box, The coarse strainer separates, the casing side is linked together through connecting pipe and anaerobism pond, install the mobile device between coarse strainer and the casing side, the mobile device with through pushing mechanism and drive mechanism swing joint, drive mechanism cooperatees with level device, the level device right side is articulated mutually with linkage acceleration mechanism, linkage acceleration mechanism meshes with the power connection device mutually, power connection device passes through the electricity with agitating unit and is connected.

Further, the mobile device comprises stagnant water piece, support, pulley, limiting plate, lower guideway, connecting rod, last guide rail, stagnant water piece agrees with the play water end of inlet tube mutually, the upper and lower both sides difference fixedly connected with support of stagnant water piece, install the pulley on the support, stagnant water piece pass through the pulley of both sides respectively with lower guideway, last guide rail sliding connection, be parallel to each other between lower guideway and the last guide rail, the centre of lower guideway is connected with the limiting plate perpendicularly, be connected perpendicularly with the connecting rod left end in the middle of the stagnant water piece, stagnant water piece right-hand member is articulated mutually with pushing mechanism.

Further, pushing mechanism comprises reset spring, stay cord, first connecting rod, second connecting rod, fixed articulated seat, leading wheel, receipts rolling rope, rolling wheel, first connecting rod bottom is articulated mutually with the connecting rod right-hand member, first connecting rod top and second connecting rod top hinged joint, second connecting rod bottom articulates on fixed articulated seat, reset spring establishes in last guide rail top, the reset spring left end is connected with the casing inboard, the reset spring right-hand member is connected through the articulated department of stay cord with first connecting rod, second connecting rod, the articulated department of first connecting rod, second connecting rod is connected with the head end of receipts rolling rope, the tail end of receipts rolling rope is walked around the leading wheel and is twined on the rolling wheel, the rolling wheel is connected with drive mechanism.

Further, the transmission mechanism comprises an output gear, an accelerating gear, a driven pulley, a transmission belt, an input gear, a driving pulley, an arc-shaped rack, a hinge shaft, a rotating block and a balancing weight, the output gear and the winding wheel are concentric circles and fixedly connected with each other, the output gear is meshed with the accelerating gear, the accelerating gear is connected with the driven pulley, the driven pulley is in transmission connection with the driving pulley through the transmission belt, the driving pulley and the input gear are concentric circles and fixedly connected with each other, the input gear is meshed with the arc-shaped rack arranged on the side face, the arc-shaped rack is fixedly connected with the rotating block, the connecting part of the arc-shaped rack and the rotating block is hinged to the hinge shaft, the rotating block is connected with the balancing weight, and the rotating block is contacted with the top of the liquid level device.

Furthermore, the liquid level device comprises a lifting rod, a guide sleeve, a sliding block, a sliding rod, a rotary seat, a floating rod and a floating ball, wherein the lifting rod is vertically placed and penetrates through the guide sleeve matched with the lifting rod, the bottom of the lifting rod is fixedly connected with the sliding block, the sliding block is matched with the sliding rod, one end of the sliding rod is connected with the floating ball through the floating rod, the joint of the floating rod and the sliding rod is hinged to the rotary seat, and the rotary seat is fixed at the top in the shell.

Furthermore, the linkage acceleration mechanism comprises a lever, a second hinge shaft, a push rod, a push block, a first belt pulley, a transmission belt, a second belt pulley, a large gear and an intermediate gear, wherein a sliding groove is formed in the lever, the sliding groove is matched with the second hinge shaft, the left end of the lever is hinged to a floating rod, the right end of the lever is connected with the push rod, the push rod is matched with the push block, the push block is connected with the first belt pulley, the rotating points of the push block and the first belt pulley are consistent, the first belt pulley is in transmission connection with the second belt pulley through the transmission belt, the second belt pulley is connected with the large gear, and the large gear is meshed with the power connection device through the intermediate gear.

Furthermore, the power connection device comprises a fixed electrode seat, a buffer spring, a movable electrode seat, a rack rod, a guide sleeve, a guide rod, a rod seat, a hinged rod, two connecting rods, a transition wheel, a traction rope, a spring, a fixed seat and a guide frame, wherein the fixed electrode seat and the movable electrode seat arranged above are parallel to each other and are connected with each other through the buffer spring, the rod seat is arranged above the movable electrode seat, the movable electrode seat and the rod seat are fixedly connected with each other through the rack rod and the guide rod which are parallel to each other, the rack rod and the guide rod respectively penetrate through the guide sleeve matched with the rack rod and the guide rod, the guide sleeve is fixedly connected on the guide frame, the rod seat is hinged with the right ends of the two connecting rods through the hinged rod, the right ends of the two connecting rods are connected with the guide frame in a sliding manner in the horizontal direction, the left ends of the two connecting rods are fixedly hinged at the tail end of the guide frame, and the intersection of the two connecting rods is connected with one end of the traction rope, the other end of the guy rope penetrates through the transition wheel to be connected with the spring, the middle of the spring is fixedly connected to the fixed seat, the fixed electrode seat and the movable electrode seat are respectively provided with an electrode, and the electrodes are electrically connected with the stirring device.

Furthermore, the stirring device comprises a motor, a rotating shaft, a bevel gear pair, a stirring shaft, a supporting bearing and blades, wherein the motor is connected with the top of the rotating shaft, the bottom of the rotating shaft is in transmission connection with the stirring shaft through the bevel gear pair, the stirring shaft is arranged on the central axis of the connecting pipe, the blades are uniformly distributed on the outer surface of the stirring shaft, and the stirring shaft penetrates through the supporting bearing matched with the stirring shaft.

Advantageous effects

The invention relates to a biological wastewater treatment device, wherein sewage enters a barrier tank through a water inlet pipe for solid-liquid separation, then enters an anaerobic tank, organic matters in the sewage are decomposed, metabolized and digested by anaerobic bacteria, so that the content of the organic matters in the sewage is greatly reduced, then enters an aeration tank for enhancing the mass transfer condition of pollutants in a water treatment system, the treatment effect is improved, and finally enters a disinfection tank for disinfection and then is discharged, when a connecting pipe is blocked, the water level in the barrier tank rises, a floating ball rises to drive a sliding rod to pull a lifting rod to move downwards in a guide sleeve, at the moment, a rotating block loses the support of a balancing weight to drive an arc-shaped rack to rotate on a hinge shaft, power is transmitted to an accelerating gear through a transmission belt to accelerate winding of a winding wheel, a first connecting rod and a second connecting rod are pulled to be gradually separated towards two ends, because one end of the second connecting rod is fixed, when the lifting rod descends, the pulling lever rotates on the second hinge shaft, the push rod pushes the push block, power is transmitted to the large gear through the transmission belt, the purpose of small rotating movement and large distance can be achieved through the matching of the large gear and the intermediate gear, the rack rod enables the movable electrode base to be pressed down to be in contact with the fixed electrode base, the motor is electrified to enable the blades to stir in the connecting pipe to solve the problem of blockage, the buffer spring can buffer the pressing down of the movable electrode base, the rack rod moves down to enable the hinged rod to push the two connecting rods to pull the spring to tighten, and when the liquid level is reduced to a normal level, the spring is reset through the butt-joint electric device and the linkage accelerating mechanism.

According to the biological wastewater treatment equipment, whether the communication pipeline is blocked or not is sensed through the liquid level, water can be automatically stopped from feeding in time when the communication pipeline is blocked, the problem of blocking is solved through stirring, sewage treatment is smooth, and the treatment efficiency is improved.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic view showing the construction of a biological wastewater treatment apparatus according to the present invention.

Fig. 2 is a schematic structural diagram of a grid cell of the present invention.

Fig. 3 is a schematic structural diagram of the working state of the grid cell of the present invention.

Fig. 4 is a detailed structural diagram of the upper half part of the grid cell of the invention.

In the figure: a base-1, a barrier tank-2, a water inlet pipe-3, a first upper cover-4, a second upper cover-5, a pump box-6, a third upper cover-7, a disinfection tank-8, an aeration tank-9, a control box-10, an anaerobic tank-11, a shell-20, a moving device-21, a pushing mechanism-22, a transmission mechanism-23, a power connection device-24, a linkage acceleration mechanism-25, a stirring device-26, a liquid level device-27, a fine filter screen-28, a coarse filter screen-29, a connecting pipe-12, a water stop block-210, a bracket-211, a pulley-212, a limit plate-213, a lower guide rail-214, a connecting rod-215, an upper guide rail-216, a reset spring-220, a pull rope-221, a first connecting rod-222, a second connecting rod-9, a third connecting rod, a fourth connecting rod, a fifth connecting rod, a fourth connecting rod, a fifth connecting, A second connecting rod-223, a fixed hinged seat-224, a guide wheel-225, a winding rope-226, a winding wheel-227, an output gear-230, an accelerating gear-231, a driven pulley-232, a transmission belt-233, an input gear-234, a driving pulley-235, an arc-shaped rack-236, a hinge shaft-237, a rotating block-238, a balancing weight-239, a lifting rod-270, a guide sleeve-271, a sliding block-272, a sliding rod-273, a rotating seat-274, a floating rod-275, a floating ball-276, a lever-250, a second hinge shaft-251, a pushing rod-252, a pushing block-253, a first pulley-254, a transmission belt-255, a second pulley-256, a large gear-257, an intermediate gear-258, a large gear-256, a large gear-vibration generator, a large gear generator, a motor, The electrode holder comprises a fixed electrode holder-240, a buffer spring-241, a movable electrode holder-242, a rack rod-243, a guide sleeve-244, a guide rod-245, a rod holder-246, a hinged rod-247, two connecting rods-248, a transition wheel-249, a guy rope-2410, a clockwork spring-2411, a fixed seat-2412, a guide frame-2413, a motor-260, a rotating shaft-261, a bevel gear pair-262, a stirring shaft-263, a support bearing-264 and a blade-265.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Referring to fig. 1 to 4, the present invention provides a technical solution of a biological wastewater treatment apparatus: the structure of the device comprises a base 1, a barrier tank 2, a water inlet pipe 3, a first upper cover 4, a second upper cover 5, a pump box 6, a third upper cover 7, a disinfection tank 8, an aeration tank 9, a control box 10 and an anaerobic tank 11, wherein the barrier tank 2, the anaerobic tank 11, the aeration tank 9 and the disinfection tank 8 are sequentially connected onto the base 1 and are communicated with each other through the pump box 6, the water inlet pipe 3 is connected to the side surface of the barrier tank 2, the first upper cover 4 is welded on the upper side of the barrier tank 2, the second upper cover 5 is installed above the anaerobic tank 11, the third upper cover 7 is connected to the upper side of the disinfection tank 8, the control box 10 is fixedly connected to the side surface of the anaerobic tank 11 through screws, the control box 10 is electrically connected with the pump box 6 through electric connection, and the barrier tank 2 is composed of a shell 20, a moving device 21, a pushing mechanism 22, a transmission mechanism 23, a power connection device 24, a linkage acceleration mechanism 25, a stirring device 26 and a stirring device, Level device 27, thin filter screen 28, coarse filter screen 29, connecting pipe 12 are constituteed, the inside both sides of casing 20 separate through perpendicular thin filter screen 28, coarse filter screen 29 of placing, casing 20 side is linked together through connecting pipe 12 and anaerobism pond 11, install mobile device 21 between coarse filter screen 29 and the casing 20 side, mobile device 21 with through pushing mechanism 22 and drive mechanism 23 swing joint, drive mechanism 23 cooperatees with level device 27, level device 27 right side is articulated mutually with linkage acceleration mechanism 25, linkage acceleration mechanism 25 meshes with power connection device 24 mutually, power connection device 24 passes through the electricity with agitating unit 26 and is connected.

Mobile device 21 comprises stagnant water piece 210, support 211, pulley 212, limiting plate 213, lower guideway 214, connecting rod 215, last guide rail 216, stagnant water piece 210 agrees with the delivery end of inlet tube 3, the upper and lower both sides difference fixedly connected with support 211 of stagnant water piece 210, install pulley 212 on the support 211, stagnant water piece 210 passes through the pulley 212 of both sides respectively with lower guideway 214, last guide rail 216 sliding connection, be parallel to each other between lower guideway 214 and the last guide rail 216, the centre of lower guideway 214 is connected with limiting plate 213 perpendicularly, be connected perpendicularly with connecting rod 215 left end in the middle of stagnant water piece 210, stagnant water piece 210 right-hand member is articulated mutually with pushing mechanism 22.

The pushing mechanism 22 is composed of a return spring 220, a pull rope 221, a first connecting rod 222, a second connecting rod 223, a fixed hinged seat 224, a guide wheel 225, a winding rope 226 and a winding wheel 227, the bottom end of the first connecting rod 222 is hinged with the right end of the connecting rod 215, the top end of the first connecting rod 222 is hinged with the top of the second connecting rod 223, the second link 223 is hinged at the bottom to the fixed hinge base 224, the return spring 220 is arranged above the upper guide rail 216, the left end of the return spring 220 is connected with the inner side of the shell 20, the right end of the return spring 220 is connected with the hinged part of the first connecting rod 222 and the second connecting rod 223 through a pull rope 221, the hinged part of the first connecting rod 222 and the second connecting rod 223 is connected with the head end of the winding rope 226, the tail end of the winding rope 226 is wound around a guide wheel 225 on a winding wheel 227, and the winding wheel 227 is connected with the transmission mechanism 23.

The transmission mechanism 23 comprises an output gear 230, an accelerating gear 231, a driven pulley 232, a transmission belt 233, an input gear 234, a driving pulley 235, an arc-shaped rack 236, a hinge shaft 237, a rotating block 238 and a balancing weight 239, wherein the output gear 230 and the winding wheel 227 are concentric circles and fixedly connected with each other, the output gear 230 is meshed with the accelerating gear 231, the accelerating gear 231 is connected with the driven pulley 232, the driven pulley 232 is in transmission connection with the driving pulley 235 through the transmission belt 233, the driving pulley 235 and the input gear 234 are concentric circles and fixedly connected with each other, the input gear 234 is meshed with the arc-shaped rack 236 arranged on the side surface, the arc-shaped rack 236 is fixedly connected with the rotating block 238, the joint of the arc-shaped rack 236 and the rotating block 238 is hinged on the hinge shaft 237, the rotating block 238 is connected with the balancing weight 239, the rotating block 238 is in contact with the top of the liquid level assembly 27.

The liquid level device 27 is composed of a lifting rod 270, a guide sleeve 271, a sliding block 272, a sliding rod 273, a rotating base 274, a floating rod 275 and a floating ball 276, the lifting rod 270 is vertically arranged and penetrates through the guide sleeve 271 matched with the lifting rod 270, the bottom of the lifting rod 270 is fixedly connected with the sliding block 272, the sliding block 272 is matched with the sliding rod 273, one end of the sliding rod 273 is connected with the floating ball 276 through the floating rod 275, the joint of the floating rod 275 and the sliding rod 273 is hinged on the rotating base 274, and the rotating base 274 is fixed at the top in the shell 20.

The linkage acceleration mechanism 25 is composed of a lever 250, a second hinge shaft 251, a push rod 252, a push block 253, a first belt pulley 254, a transmission belt 255, a second belt pulley 256, a large gear 257 and an intermediate gear 258, wherein the lever 250 is provided with a sliding groove, the sliding groove is matched with the second hinge shaft 251, the left end of the lever 250 is hinged on a floating rod 275, the right end of the lever 250 is connected with the push rod 252, the push rod 252 is matched with the push block 253, the push block 253 is connected with the first belt pulley 254, the rotation points of the first belt pulley and the second belt pulley are consistent, the first belt pulley 254 is in transmission connection with the second belt pulley 256 through the transmission belt 255, the second belt pulley 256 is connected with the large gear 257, and the large gear 257 is meshed with the power connection device 24 through the intermediate gear 258.

The power connection device 24 comprises a fixed electrode holder 240, a buffer spring 241, a movable electrode holder 242, a rack bar 243, a guide sleeve 244, a guide rod 245, a rod holder 246, a hinged rod 247, two connecting rods 248, a transition wheel 249, a pull rope 2410, a spring 2411, a fixed seat 2412 and a guide frame 2413, wherein the fixed electrode holder 240 and the movable electrode holder 242 arranged above are parallel to each other and are connected with each other through the buffer spring 241, the rod holder 246 is arranged above the movable electrode holder 242, the movable electrode holder 242 and the rod holder 246 are fixedly connected with each other through the rack bar 243 and the guide rod 245 which are parallel to each other, the rack bar 243 and the guide rod 245 respectively penetrate through the guide sleeve 244 which is matched with the rack bar 244, the guide sleeve 244 is fixedly connected to the guide frame 2413, the rod holder 246 is hinged with the right ends of the two connecting rods 248 through the hinged rod 247, the right ends of the two connecting rods 248 are connected with the guide frame 2413 in a sliding manner in the horizontal direction, the left end of the two connecting rods 248 is fixedly hinged at the tail end of the guide frame 2413, the intersection of the two connecting rods 248 is connected with one end of a guy rope 2410, the other end of the guy rope 2410 passes through a transition wheel 249 to be connected with a clockwork spring 2411, the middle of the clockwork spring 2411 is fixedly connected to a fixed seat 2412, electrodes are respectively arranged on the fixed electrode seat 240 and the movable electrode seat 242, and the electrodes are electrically connected with the stirring device 26.

The stirring device 26 is composed of a motor 260, a rotating shaft 261, a bevel gear pair 262, a stirring shaft 263, a supporting bearing 264 and blades 265, the motor 260 is connected with the top of the rotating shaft 261, the bottom of the rotating shaft 261 is in transmission connection with the stirring shaft 263 through the bevel gear pair 262, the stirring shaft 263 is arranged on the central axis of the connecting pipe 12, the blades 265 are uniformly distributed on the outer surface of the stirring shaft 263, and the stirring shaft 263 penetrates through the supporting bearing 264 matched with the stirring shaft 263.

The working principle is as follows: the sewage enters the grid tank 2 through the water inlet pipe 3 for solid-liquid separation, then enters the anaerobic tank 11, organic matters in the sewage are decomposed, metabolized and digested by anaerobic bacteria, so that the content of the organic matters in the sewage is greatly reduced, then enters the aeration tank 9 to enhance the mass transfer condition of pollutants in a water treatment system, the treatment effect is improved, finally enters the disinfection tank 8 for disinfection and then is discharged, when the connecting pipe 12 is blocked, the water level in the grid tank 2 rises, the floating ball 276 rises to drive the sliding rod 273 to pull the lifting rod 270 to move downwards in the guide sleeve 271, at the moment, the rotating block 238 loses the function of supporting the balancing weight 239 to drive the arc-shaped rack 236 to rotate on the hinge shaft 237, the power is transmitted to the accelerating gear 231 through the transmission belt 233 to accelerate the winding wheel 227 to wind the winding wheel 227, the first connecting rod 222 and the second connecting rod 223 are gradually separated towards the two ends, because one end of the second connecting rod 223 is fixed, the first connecting rod 222 pushes the water stop block 210 to move to block the water inlet pipe 3 and stop water inlet, the pulley 212 is matched with the upper guide rail 216 and the lower guide rail 214 to enable the water stop block 210 to keep moving horizontally, when the lifting rod 270 descends, the lever 250 is pulled to rotate on the second hinge shaft 251 to enable the push rod 252 to push the push block 253, power is transmitted to the large gear 257 through the transmission belt 255, the purpose of small rotating movement and large distance can be achieved through the matching of the large gear 257 and the intermediate gear 258, the rack rod 243 pushes the movable electrode base 242 to be in contact with the fixed electrode base 240, the motor 260 is electrified to enable the blades 265 to stir the inside of the connecting pipe 12 to solve the blockage problem, the buffer spring 241 can buffer the downward pressing of the movable electrode base 242, the rack rod 243 downwards moves to enable the two connecting rods 248 to be pushed through the hinged rod 247 to pull 2411 to tighten, and when the liquid level of the clockwork spring falls to a normal level, the electric device 24, the electric device and the electric device can be used for controlling the clockwork of the clockwork, and work, the electric device, the clockwork, the work, and the work, and the work, and the work, and the work, and the work, and the work, and the, The linkage acceleration mechanism 25 is reset.

The invention solves the problems that when the existing sewage equipment is used, a communication pipeline is easy to be blocked, so that the water flow is reduced, the sewage treatment efficiency is reduced, and the communication pipeline is not easy to be found and treated in time, so that the treatment efficiency is gradually reduced.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a biological wastewater treatment equipment, its structure includes base (1), barrier pond (2), inlet tube (3), first upper cover (4), second upper cover (5), pump box (6), third upper cover (7), disinfection pond (8), aeration tank (9), control box (10), anaerobism pond (11), its characterized in that: the anaerobic treatment device is characterized in that a barrier tank (2), an anaerobic tank (11), an aeration tank (9) and a disinfection tank (8) are sequentially connected onto the base (1), the barrier tank (2) is communicated with the anaerobic tank (11) in sequence, a water inlet pipe (3) is connected to the side face of the barrier tank (2), a first upper cover (4) is welded above the barrier tank (2), a second upper cover (5) is installed above the anaerobic tank (11), a third upper cover (7) is connected above the disinfection tank (8), a control box (10) is fixedly connected to the side face of the anaerobic tank (11) through screws, and the control box (10) is electrically connected with the pump tank (6); the barrier pool (2) consists of a shell (20), a moving device (21), a pushing mechanism (22), a transmission mechanism (23), a power connection device (24), a linkage accelerating mechanism (25), a stirring device (26), a liquid level device (27), a fine filter screen (28), a coarse filter screen (29) and a connecting pipe (12); the anaerobic fermentation device is characterized in that two sides in the shell (20) are separated by a fine filter screen (28) and a coarse filter screen (29) which are vertically placed, the side surface of the shell (20) is communicated with an anaerobic tank (11) through a connecting pipe (12), a moving device (21) is installed between the coarse filter screen (29) and the side surface of the shell (20), the moving device (21) is movably connected with a transmission mechanism (23) through a pushing mechanism (22), the transmission mechanism (23) is matched with a liquid level device (27), the right side of the liquid level device (27) is hinged with a linkage accelerating mechanism (25), the linkage accelerating mechanism (25) is meshed with an electric connection device (24), and the electric connection device (24) is electrically connected with a stirring device (26); the moving device (21) comprises a water stop block (210), a support (211), pulleys (212), a limiting plate (213), a lower guide rail (214), a connecting rod (215) and an upper guide rail (216), the water stop block (210) is matched with the water outlet end of the water inlet pipe (3), the upper side and the lower side of the water stop block (210) are fixedly connected with the support (211) respectively, the pulleys (212) are mounted on the support (211), the water stop block (210) is in sliding connection with the lower guide rail (214) and the upper guide rail (216) respectively through the pulleys (212) on the two sides, the lower guide rail (214) and the upper guide rail (216) are parallel to each other, the limiting plate (213) is vertically connected to the middle of the lower guide rail (214), the middle of the water stop block (210) is vertically connected with the left end of the connecting rod (215), and the right end of the water stop block (210) is hinged to the pushing mechanism (22); the pushing mechanism (22) consists of a return spring (220), a pull rope (221), a first connecting rod (222), a second connecting rod (223), a fixed hinged seat (224), a guide wheel (225), a winding rope (226) and a winding wheel (227), the bottom end of the first connecting rod (222) is hinged with the right end of a connecting rod (215), the top end of the first connecting rod (222) is hinged with the top of the second connecting rod (223), the bottom of the second connecting rod (223) is hinged on the fixed hinged seat (224), the return spring (220) is arranged above an upper guide rail (216), the left end of the return spring (220) is connected with the inner side of the shell (20), the right end of the return spring (220) is connected with the hinged positions of the first connecting rod (222) and the second connecting rod (223) through the pull rope (221), and the hinged positions of the first connecting rod (222) and the second connecting rod (223) are connected with the head end of the winding rope (226), the tail end of the winding rope (226) is wound on a winding wheel (227) by bypassing a guide wheel (225), and the winding wheel (227) is connected with a transmission mechanism (23); the transmission mechanism (23) consists of an output gear (230), an accelerating gear (231), a driven pulley (232), a transmission belt (233), an input gear (234), a driving pulley (235), an arc-shaped rack (236), a hinge shaft (237), a rotating block (238) and a balancing weight (239), the output gear (230) and the winding wheel (227) are concentric circles and fixedly connected with each other, the output gear (230) is meshed with the accelerating gear (231), the accelerating gear (231) is connected with the driven pulley (232), the driven pulley (232) is in transmission connection with the driving pulley (235) through the transmission belt (233), the driving pulley (235) and the input gear (234) are concentric circles and fixedly connected with each other, the input gear (234) is meshed with the arc-shaped rack (236) arranged on the side face, and the arc-shaped rack (236) is fixedly connected with the rotating block (238), the connection part of the arc-shaped rack (236) and the rotating block (238) is hinged on a hinge shaft (237), the rotating block (238) is connected with a balancing weight (239), the rotating block (238) is in contact with the top of the liquid level device (27), the liquid level device (27) consists of a lifting rod (270), a guide sleeve (271), a sliding block (272), a sliding rod (273), a rotating seat (274), a floating rod (275) and a floating ball (276), the lifting rod (270) is vertically arranged and penetrates through the guide sleeve (271) matched with the lifting rod, the bottom of the lifting rod (270) is fixedly connected with the sliding block (272), the sliding block (272) is matched with the sliding rod (273), one end of the sliding rod (273) is connected with the floating ball (276) through the floating rod (275), the connection part of the floating rod (275) and the sliding rod (273) is hinged on the rotating seat (274), the rotating seat (274) is fixed on the inner top of the shell (20), and the stirring device (26) consists of a motor (260), Pivot (261), bevel gear pair (262), (mixing) shaft (263), support bearing (264), blade (265) are constituteed, motor (260) are connected with pivot (261) top, pivot (261) bottom is passed through bevel gear pair (262) and is connected with (mixing) shaft (263) transmission, (mixing) shaft (263) are established on the axis of connecting pipe (12), (mixing) shaft (263) surface evenly distributed has blade (265), (mixing) shaft (263) run through matched with support bearing (264) with it.

2. The biological wastewater treatment plant according to claim 1, characterized in that: the linkage accelerating mechanism (25) consists of a lever (250), a second hinge shaft (251), a push rod (252), a push block (253), a first belt pulley (254), a transmission belt (255), a second belt pulley (256), a large gear (257) and an intermediate gear (258), the lever (250) is provided with a sliding groove which is matched with the second hinge shaft (251), the left end of the lever (250) is hinged on the floating rod (275), the right end of the lever (250) is connected with a push rod (252), the push rod (252) is matched with the push block (253), the push block (253) is connected with the first belt pulley (254) and the rotating points of the push block and the first belt pulley are consistent, the first belt pulley (254) is in transmission connection with the second belt pulley (256) through a transmission belt (255), the second belt pulley (256) is connected with a large gear (257), and the large gear (257) is meshed with the power connection device (24) through an intermediate gear (258).

3. The biological wastewater treatment plant according to claim 2, characterized in that: the power connection device (24) comprises a fixed electrode seat (240), a buffer spring (241), a movable electrode seat (242), a rack rod (243), a guide sleeve (244), a guide rod (245), a rod seat (246), a hinged rod (247), two connecting rods (248), a transition wheel (249), a guy rope (2410), a clockwork spring (2411), a fixed seat (2412) and a guide frame (2413), wherein the fixed electrode seat (240) and the movable electrode seat (242) arranged above are parallel to each other and are connected with each other through the buffer spring (241), the rod seat (246) is arranged above the movable electrode seat (242), the movable electrode seat (242) and the rod seat (246) are fixedly connected with each other through the rack rod (243) and the guide rod (245) which are parallel to each other, the rack rod (243) and the guide rod (245) respectively penetrate through the guide sleeve (244) matched with the rack rod (243) and the guide rod (245), and the guide sleeve (244) is fixedly connected on the guide frame (2413), the electrode device is characterized in that the rod seat (246) is hinged with the right ends of two connecting rods (248) through a hinged rod (247), the right ends of the two connecting rods (248) are connected with a guide frame (2413) in a sliding mode in the horizontal direction, the left ends of the two connecting rods (248) are fixedly hinged to the tail end of the guide frame (2413), the crossing position of the two connecting rods (248) is connected with one end of a guy rope (2410), the other end of the guy rope (2410) penetrates through a transition wheel (249) to be connected with a clockwork spring (2411), the middle of the clockwork spring (2411) is fixedly connected to a fixed seat (2412), electrodes are respectively installed on the fixed electrode seat (240) and the movable electrode seat (242), and are electrically connected with the stirring device (26).