CN113636724B

CN113636724B - Integrated domestic sewage treatment equipment for cities and towns

Info

Publication number: CN113636724B
Application number: CN202110977616.4A
Authority: CN
Inventors: 陈志平; 王俊伟; 段士清; 李春盛; 汪学洋; 杨卓; 李呈祥; 李亮亮; 王彬彬; 马玉龙; 梁凯
Original assignee: First Engineering Co Ltd of CCCC Third Highway Engineering Co Ltd
Current assignee: First Engineering Co Ltd of CCCC Third Highway Engineering Co Ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-11-29
Anticipated expiration: 2041-08-24
Also published as: CN113636724A

Abstract

The utility model belongs to the technical field of domestic sewage treatment and specifically relates to a town is with integral type domestic sewage treatment device is related to, and it includes the box, has set gradually equalizing basin, oxygen deficiency pond, membrane biological reaction pond and clean water basin in the box, and all can dismantle between the box inner wall and be connected, be provided with detachable intercommunication device between oxygen deficiency pond and the membrane biological reaction pond, the intercommunication device includes outlet pipe, inflow pipe and removal sleeve pipe, and the removal sleeve pipe cover is established in the outlet pipe outside and with outlet pipe sliding connection, when the unpowered inflow membrane biological reaction pond of sewage in the oxygen deficiency pond. This application, when the box is hung and shifted out with the reaction tank that damages to needs, remove peripheral restriction to the reaction tank earlier, then shift out the change with the reflection pond of damage from the box top, saved the holistic change operation of equipment, reached the effect that has reduced the equipment maintenance and has changed work load.

Description

Integrated domestic sewage treatment equipment for cities and towns

Technical Field

The application relates to the field of domestic sewage treatment, in particular to an integrated domestic sewage treatment device for cities and towns.

Background

At present, various facilities, equipment and process technologies are utilized to separate and remove pollutants contained in domestic sewage from water, so that harmful substances are converted into harmless and even useful substances, water is purified, and water resources are fully utilized; the underground integrated domestic sewage treatment equipment is widely used in cities and towns, and the whole equipment is installed and debugged and is buried underground, so that large-area occupation of the ground of the cities and towns is reduced.

The common domestic sewage treatment steps are as follows: domestic sewage → equalizing basin → oxygen deficiency pond → membrane bioreaction pond → clean water basin → discharge, carry out in the leading-in equalizing basin of domestic sewage and adjust the processing, tend to steadily in the aspect of the control water yield and the quality of water, later utilize the microorganism denitrification in the oxygen deficiency pond to remove the nitrate state ammonia in the sewage, activated sludge and the macromolecule organic matter of aquatic are held back in the membrane separation effect in the rethread membrane bioreaction pond, carry out deep purification to sewage, the water after the purification is collected in the clean water basin and is discharged.

Referring to fig. 1, the box body 1 is divided into four regions by a sealed baffle 9 in the integrated domestic sewage treatment equipment, the regulating reservoir 11, the anoxic reservoir 12, the membrane biological reaction reservoir 13 and the clean water reservoir 14 are sequentially communicated, the regulating reservoir 11 and the anoxic reservoir 12 are communicated with the membrane biological reaction reservoir 13 and the clean water reservoir 14 in a water pipe and water pump mode, the anoxic reservoir 12 and the membrane biological reaction reservoir 13 are communicated by being close to a top slot, the slot position is slightly lower than the water level height of the anoxic reservoir 12 and the membrane biological reaction reservoir 13, a backflow pipeline 3 is further arranged between the anoxic reservoir 12 and the membrane biological reaction reservoir 13, and the effect of denitrification on sewage is improved.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: because above-mentioned integral type sewage treatment device adopts the mode of burying as a whole to install, equipment weight is heavy and area is big, when certain reaction tank breaks down and damages in the equipment, needs to carry out the whole change to whole equipment, leads to the work load of equipment maintenance change big.

Disclosure of Invention

In order to reduce the work load that the equipment maintenance was changed, this application provides an integral type domestic sewage treatment equipment for cities and towns.

The application provides an integral type domestic sewage treatment equipment for cities and towns adopts following technical scheme:

an integrated domestic sewage treatment device for cities and towns comprises a box body, wherein a regulating pond, an anoxic pond, a membrane biological reaction pond and a clean water pond are sequentially arranged in the box body from left to right, the regulating pond, the anoxic pond, the membrane biological reaction pond and the clean water pond are sequentially communicated, the regulating pond is also connected with a water inlet pipe for feeding domestic sewage into the regulating pond, a backflow pipeline is arranged between the anoxic pond and the membrane biological reaction pond, the clean water pond is connected with a discharge pipe for discharging purified clean water out of the box body, the regulating pond, the anoxic pond, the membrane biological reaction pond and the clean water pond are detachably connected with the inner wall of the box body, communicating pipes are respectively arranged between adjacent two reaction ponds in the regulating pond, the anoxic pond, the membrane biological reaction pond and the clean water pond, two ends of each communicating pipe are respectively detachably and fixedly connected with the adjacent two reaction ponds and are communicated with each other, and the communicating pipes are positioned outside the tops of the reaction ponds;

the top of the box body is detachably and fixedly connected with a top cover, and the top cover covers the top of the regulating tank, the anoxic tank, the membrane biological reaction tank and the clean water tank;

be provided with detachable intercommunication device between oxygen deficiency pond and the membrane bioreaction pond, the intercommunication device include with oxygen deficiency pond fixed connection and the outflow of intercommunication and with membrane bioreaction pond fixed connection and the inflow of intercommunication and be located the removal sleeve pipe between outflow and the inflow, remove the sleeve pipe cover establish in the outflow outside and with outflow sliding connection, when removing the sleeve pipe and remove to also establish when establishing in the inflow outside, remove the sleeve pipe and put through outflow and inflow, sewage in the oxygen deficiency pond is unpowered flows into the membrane bioreaction pond in.

By adopting the technical scheme, because each reaction tank and the interior of the box body can be detachably connected, when a certain reaction tank breaks down or is damaged, the reaction tank which breaks down is moved out of the top of the box body; meanwhile, a top cover is detachably arranged at the top of the box body, the top cover is detached to remove the sealing and covering of the reaction tank, and a moving channel is provided for moving out the reaction tank; the two adjacent reaction tanks are connected through the communicating pipe, and the two ends of the communicating pipe are respectively detachably and fixedly connected with the two adjacent reaction tanks, so that the two communicating pipes connected with the reaction tanks are firstly detached before a certain reaction tank needs to be moved out, the limitation on the positions of the reaction tanks is removed, and meanwhile, the communicating pipe is arranged at the top of the reaction tanks, so that the moving-out operation of the buried reaction tanks is facilitated; the positive connecting position of the anoxic tank and the membrane biological reaction tank is not at the top, but at the side walls of the two reaction tanks, water in the anoxic tank flows into the membrane biological reaction tank without power, when the anoxic tank or the membrane biological reaction tank is disassembled and moved out, the communication between the anoxic tank and the membrane biological reaction tank needs to be interrupted firstly, because the movable sleeve is sleeved on the outer side of the outflow pipe and is in sliding connection with the outflow pipe, the movability of the position of the movable sleeve is realized, the communication between the outflow pipe and the inflow pipe is realized when the movable sleeve is sleeved on the outer side of the outflow pipe and the inflow pipe at the same time, the communication between the outflow pipe and the inflow pipe is interrupted when the movable sleeve moves away from the inflow pipe, and the limitation on the moving out of the anoxic tank and the membrane biological reaction tank is removed; through the setting of communicating pipe and top cap, when the box is hung out with the reaction tank that damages, remove the peripheral restriction to the reaction tank earlier, then shift out the change with the reflection pond that damages from the box top, saved the holistic change operation of equipment, reached the effect that has reduced equipment maintenance and has changed work load.

Optionally, a screw rod penetrates through the side wall of the movable sleeve, the screw rod is in threaded connection with the movable sleeve, and the screw rod is rotatably connected with the outer side wall of the outflow pipe.

By adopting the technical scheme, the fixing plate is fixedly connected with the outflow pipe, the screw rod penetrates through the fixing plate and is rotatably connected with the fixing plate, and the fixing plate fixes the position of the screw rod on the outer side of the outflow pipe, so that the screw rod can only rotate around the axis; because the screw rod penetrates through the side wall of the movable sleeve and is in threaded connection with the movable sleeve, the screw rod is rotated, and the screw rod drives the movable sleeve to slide along the length direction of the outflow pipe while rotating, so that the convenience of driving the movable sleeve to move is improved.

Optionally, one end of the screw, which is far away from the movable sleeve, is connected with an adjusting rod, one end of the adjusting rod is fixedly connected with an adjusting turntable, the adjusting turntable is located at the top of the anoxic tank, a transmission part used for enabling the adjusting rod and the screw to be in synchronous transmission is arranged between the other end of the adjusting rod and the screw, and the adjusting rod is rotatably connected with the outer side wall of the anoxic tank.

By adopting the technical scheme, the transmission part is arranged between one end of the adjusting rod and the screw, the adjusting rod is rotationally connected with the outer side wall of the anoxic tank, the adjusting rod is rotated, the adjusting rod is driven by the transmission part to synchronously rotate, and the moving sleeve is controlled to move by rotating the adjusting rod; and because the end of the adjusting rod far away from the screw rod is fixedly connected with the adjusting turntable, the position of the adjusting turntable is positioned at the top of the anoxic tank, the adjusting turntable provides a convenient force application point for the rotation adjustment of the adjusting rod, and simultaneously, the construction of workers at the top of the reaction tank is facilitated, and the convenience for driving the moving sleeve to move is further improved.

Optionally, the transmission part is a bevel gear group, the bevel gear group comprises an upper bevel gear and a lower bevel gear, the upper bevel gear is fixedly connected with the end part of the adjusting rod, the lower bevel gear is fixedly connected with the end part of the screw rod, and the lower bevel gear is meshed with the upper bevel gear.

By adopting the technical scheme, the transmission between the adjusting rod and the screw is realized by utilizing the engagement between the lower cone pulley and the upper cone pulley, and the force transmission direction is changed, so that the axis of the adjusting rod and the axis of the screw can be vertically arranged.

Optionally, the adjusting rod outside is provided with two ropes, the one end of two ropes all with oxygen deficiency pond lateral wall fixed connection, the other end all with adjust pole lateral wall fixed connection, two ropes are opposite in the winding state of adjusting the pole outside, when a rope is in the winding of tightening state outside the adjusting rod, another rope is in no tensile state of loosing.

By adopting the technical scheme, one ends of the two ropes are fixedly connected with the outer side wall of the anoxic pond, the other ends of the two ropes are fixedly connected with the side wall of the adjusting rod, and the two ropes are wound on the outer side of the adjusting rod; when the adjusting rod is rotated, the adjusting rod drives the two ropes to respectively perform winding and unwinding actions outside the adjusting rod, the tightening states of the two ropes are opposite, the limitation on the rotating range of the adjusting rod is realized, and the accurate positioning of the moving positions of the two poles of the moving sleeve is also realized.

Optionally, the inflow pipe and the outflow pipe are both provided with an opening and closing valve, gears for driving the opening and closing valve to open and close by rotation are fixedly arranged on the outer sides of the two opening and closing valves, and the two gears are respectively connected with the inflow pipe and the outflow pipe in a rotating manner.

By adopting the technical scheme, the opening and closing valve is arranged, and the opening and closing valve is closed before the inflow pipe and the outflow pipe need to be detached, so that water flow in the anoxic pond and the membrane biological reaction pond is prevented from overflowing, and waste of water resources is reduced; because gear and on-off valve fixed connection can realize the control of opening and close the on-off valve through the rotating gear, have improved the convenience that external force control inflow pipe and outflow pipe department on-off valve closed.

Optionally, racks are arranged between the two gears and the movable sleeve, one ends of the two racks are fixedly connected with the side wall of the movable sleeve, the other ends of the two racks are respectively meshed with the two gears, and opening and closing actions of the opening and closing valve are the same when the rotation directions of the two gears are opposite.

By adopting the technical scheme, one end of each of the two racks is fixedly connected with the movable sleeve, when the movable sleeve moves, the movable sleeve drives the two racks to move simultaneously and in the same direction, and the two racks are respectively meshed with the two gears to drive the two gears to synchronously rotate in the opposite direction when moving.

Optionally, the top of the anoxic tank and the communication part of the two communication pipes are both provided with a sealing valve, the sealing valve is fixedly connected with the top of the anoxic tank, and the sealing valve is closed before the communication pipes are detached.

By adopting the technical scheme, the communication port of the anoxic tank is sealed by the sealing valve, so that the probability that oxygen in the air enters the anoxic tank when two adjacent reaction tanks of the anoxic tank are detached is reduced, and further the influence on the denitrification effect of the anoxic tank is reduced.

Optionally, the two communicating pipes communicated with the top of the anoxic tank are both arranged in a downward inclination manner along a direction away from the sealing valve.

By adopting the technical scheme, because the communicating pipe is arranged obliquely downwards, water flow which does not enter the anoxic tank when the sealing valve is closed in the communicating pipe flows back to the original reaction tank under the action of gravity, so that water stored in the communicating pipe is reduced, and convenience is brought to the disassembly of the communicating pipe.

Optionally, a positioning column is arranged in the box body, the positioning column is arranged on two sides of each reaction tank and is abutted against the side wall of each reaction tank, and the positioning column is fixedly connected with the inner wall of the box body.

Through adopting above-mentioned technical scheme, utilize the reference column to carry out accurate location to the mounted position of each reaction tank in the box, after certain reaction tank is changed because of the trouble, can install according to the position of both sides reference column, reduced the time of proofreading and correct reaction tank mounted position greatly, further improved the convenience that sewage treatment device changed.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the communicating pipe and the top cover, when the damaged reaction tank needs to be lifted out of the box body, the limitation of the periphery on the reaction tank is firstly removed, and then the damaged reaction tank is moved out and replaced from the top of the box body, so that the replacement operation of the whole equipment is saved, and the effect of reducing the labor load of equipment maintenance and replacement is achieved;

2. through the arrangement of the adjusting turntable and the adjusting rod, the moving sleeve is controlled to move by utilizing the rotating adjusting rod, meanwhile, the adjusting turntable provides a convenient force application point for the rotating adjustment of the adjusting rod, and meanwhile, the construction of workers at the top of the reaction tank is facilitated;

3. through the arrangement of the two ropes, the limitation on the rotation range of the adjusting rod is realized, and the accurate positioning of the moving positions of the two poles of the moving sleeve is also realized.

Drawings

FIG. 1 is a schematic view showing an integrated sewage treatment apparatus partitioned by baffles according to the background of the present application;

FIG. 2 is a schematic structural diagram of an improved integrated sewage treatment device in the embodiment of the present application;

FIG. 3 is an exploded view of the connection between the top cover and the box in the embodiment of the present application;

FIG. 4 is a schematic structural diagram of a communication device in an embodiment of the present application;

fig. 5 is a partially enlarged schematic view of a portion a of fig. 4 of the present application.

Description of reference numerals: 1. a box body; 11. a regulating reservoir; 111. a water inlet pipe; 12. an anoxic tank; 121. a sealing valve; 13. a membrane biological reaction tank; 14. a clean water tank; 141. a discharge pipe; 2. a top cover; 21. a closure panel; 3. a return line; 4. a positioning column; 5. a communicating pipe; 6. a communication device; 61. an outflow tube; 611. opening and closing a valve; 62. an inflow pipe; 63. moving the sleeve; 7. an adjustment mechanism; 71. adjusting the turntable; 72. adjusting a rod; 721. a rope; 73. a bevel gear set; 731. an upper cone pulley; 732. a lower cone pulley; 74. a screw; 8. an opening and closing assembly; 81. a gear; 82. a rack; 9. and a baffle plate.

Detailed Description

The present application is described in further detail below with reference to figures 2-5.

= the embodiment of the application discloses an integral type domestic sewage treatment device is used in cities and towns. Referring to fig. 2, the integrated domestic sewage treatment equipment for cities and towns comprises a box body 1 horizontally buried in the ground surface, a regulating reservoir 11, an anoxic reservoir 12, a membrane biological reaction reservoir 13 and a clean water reservoir 14 are sequentially arranged in the box body 1 from left to right along the water flow direction, the regulating reservoir 11, the anoxic reservoir 12, the membrane biological reaction reservoir 13 and the clean water reservoir 14 are detachably connected with the inner wall of the box body 1, and a top cover 2 is detachably fixed on the top of the box body 1. Domestic sewage is sent into the box body 1 and flows through the regulating tank 11, the anoxic tank 12, the membrane biological reaction tank 13 and the clean water tank 14 in sequence for purification treatment.

Referring to fig. 2 and 3, box 1 is open-top's rectangle form, top cap 2 is bottom open structure, top cap 2 level sets up at 1 tops of box, and top cap 2 has covered the opening on 1 top of box, 2 bottom fixings of top cap set up vertical grafting post, the grafting post is provided with four, and four grafting posts set up four angles departments in top cap 2 bottom respectively, it is downthehole that 1 top of box corresponding setting is inserted to the grafting post bottom, fix both through the mode of connecting plate and bolt between 2 lateral walls of top cap and the 1 lateral wall of box. After each reaction tank does not have the trouble in maintenance box 1, hoist and mount top cap 2 at box 1 top, top cap 2 drives four peg graft posts and all inserts the downthehole at box 1 top, up to top cap 2 bottom and 1 top butt of box, then fixes between top cap 2 and the box 1.

Referring to fig. 2 and 3, the top of the top cover 2 is provided with an opening/closing plate 21, the opening/closing plate 21 is horizontally arranged in a closed state and covers an open slot at the top end of the top cover 2, the top of the opening/closing plate 21 in the horizontal state is flush with the ground surface, the side wall of the opening/closing plate 21 is hinged to the top cover 2, and the edge side wall of the open slot is further provided with an edge for supporting the opening/closing plate 21 in the closed state. When the reaction tanks in the box body 1 are overhauled or moved out, the closing plate 21 is opened to enter the box body 1.

Referring to fig. 2, equalizing basin 11, oxygen deficiency pond 12, membrane bioreaction pond 13 and clean water basin 14 are inside and are equipped with the sealed boxy of cavity and vertical setting, equalizing basin 11, oxygen deficiency pond 12, membrane bioreaction pond 13 and clean water basin 14 communicate in proper order, equalizing basin 11, oxygen deficiency pond 12, membrane bioreaction pond 13 and clean water basin 14 bottom all with 1 diapire butt of box, equalizing basin 11, oxygen deficiency pond 12, membrane bioreaction pond 13 and clean water basin 14 top all flushes with 1 top of box, open and close board 21 has covered equalizing basin 11, oxygen deficiency pond 12, membrane bioreaction pond 13 and clean water basin 14 top.

When a certain reaction tank has a fault, the opening and closing plate 21 is rotated to open the box body 1, so that the cover of the top of the damaged reaction tank is removed, and then the damaged reaction tank passes through the gap generated by the opening and closing plate 21 and is independently removed from the box body 1 for replacement.

Referring to fig. 2, equalizing basin 11, oxygen deficiency pond 12, membrane biological reaction pond 13 and clean water basin 14 all are provided with a set of reference column 4 along 1 length direction's of box both sides, a set of reference column 4 contains two, two reference columns 4 of the same group respectively with two inside wall fixed connection of box 1 symmetry, 4 vertical settings of reference column and with 1 inside height of box, the lateral wall that reference column 4 is close to the reacting basin all with the butt of reacting basin lateral wall, regional installation region that is the reacting basin between two sets of reference columns 4 of reacting basin both sides, all set up a set of reference column 4 between equalizing basin 11 and oxygen deficiency pond 12 and between membrane biological reaction pond 13 and the clean water basin 14, and be provided with two sets of reference columns 4 between oxygen deficiency pond 12 and the membrane biological reaction pond 13, and have the determining interval between two sets of reference columns 4.

After the impaired reaction tank is shifted out box 1 and is changed, pass opening and shutting board 21 department gap again with new reaction tank and insert to box 1 in, and utilize the reference column 4 of both sides to fix a position the mounted position of new reaction tank, make new reaction tank bottom insert the region between the reference column 4 of both sides, and make 4 lateral walls of reference column of both sides all with new reaction tank both sides wall butt, continue to move new reaction tank downwards until new reaction tank bottom and 1 diapire butt of box, new reaction tank is in the operating position of required installation this moment, change efficiently, the amount of labour is little.

Refer to fig. 2, equalizing basin 11 is kept away from oxygen deficiency pond 12 one side and is connected with inlet tube 111, domestic sewage's water source department is connected to inlet tube 111 one end, the other end and 11 lateral wall fixed connection of equalizing basin and intercommunication, set up the immersible pump in the equalizing basin 11, the connecting pipe one end at 11 tops of equalizing basin extends to in the equalizing basin 11 and connects in the delivery port of immersible pump, the connecting pipe downwardly extending at 12 tops of oxygen deficiency pond extends to in 12 of oxygen deficiency pond, be provided with communicating pipe 5 between the connecting pipe at 12 tops of oxygen deficiency pond and the connecting pipe at 11 tops of equalizing basin, 5 both ends of communicating pipe are fixed through the mode of flange with 12 top connecting pipes of oxygen deficiency pond and 11 top connecting pipes of equalizing basin respectively, the connecting pipe sets up downwards towards the direction slope of keeping away from 12 connecting pipes of oxygen deficiency pond. Domestic sewage flows into the regulating reservoir 11 from the water inlet pipe 111 and then enters the anoxic reservoir 12 through the communicating pipe 5 under the action of the submersible pump of the regulating reservoir 11.

Referring to fig. 2, be provided with intercommunication device 6 between oxygen deficiency pond 12 lateral wall and the membrane biological reaction pond 13 lateral wall, still be provided with backflow pipeline 3 between oxygen deficiency pond 12 and the membrane biological reaction pond 13 simultaneously, backflow pipeline 3 is including setting up the immersible pump at membrane biological reaction pond 13, connect in the delivery port of immersible pump and extend the backward flow outlet pipe at membrane biological reaction pond 13 top, fixed and intercommunication set up the backward flow inlet tube 111 at oxygen deficiency pond 12 top and be located backward flow outlet pipe and backward flow inlet tube 111 between communicating pipe 5, 5 both ends of communicating pipe between oxygen deficiency pond 12 and the membrane biological reaction pond 13 are fixed through the mode of flange with backward flow outlet pipe and backward flow inlet tube 111 respectively, this communicating pipe 5 sets up downwards towards the direction slope of keeping away from oxygen deficiency pond 12. The water in the anoxic pond 12 passes through the communication device 6 to enter the membrane biological reaction pond 13 under the action of no external power, and then part of water flow in the membrane biological reaction pond 13 passes through the communication pipe 5 to flow back to the anoxic pond 12 under the action of the submersible pump.

Referring to fig. 2, the connecting pipe at the top of the anoxic tank 12 and the return water inlet pipe 111 are both fixedly provided with a sealing valve 121, and both sealing valves 121 are located outside the anoxic tank 12. Before the communicating pipe 5 between the regulating reservoir 11 and the anoxic reservoir 12 and the communicating pipe 5 between the anoxic reservoir 12 and the membrane biological reaction reservoir 13 are disassembled, the sealing valve 121 is rotated to close the connecting pipe at the top of the anoxic reservoir 12 and the backflow water inlet pipe 111 so as to prevent the external oxygen from entering.

Referring to fig. 2 and 4, the communication device 6 includes an outflow tube 61 disposed on the side wall of the anoxic tank 12 far away from the regulating tank 11, an inflow tube 62 disposed on the side wall of the membrane bioreactor 13 far away from the clean water tank 14, and a movable sleeve 63 disposed between the inflow tube 62 and the outflow tube 61, wherein the ends of the outflow tube 61 and the inflow tube 62 far away from each other are respectively fixedly connected and communicated with the side walls of the anoxic tank 12 and the membrane bioreactor 13, the outflow tube 61 and the inflow tube 62 are both horizontally disposed and located at the same height, and the outflow tube 61 and the inflow tube 62 are both provided with a start-stop valve 611, which in this embodiment may be a ball valve; when the movable sleeve 63 is in a state of communicating the outflow tube 61 and the inflow tube 62, the movable sleeve 63 is sleeved on the outer sides of the outflow tube 61 and the inflow tube 62, the inner wall of the movable sleeve 63 is sealed when abutting against the outer walls of the outflow tube 61 and the inflow tube 62, the movable sleeve 63 is connected with the outer wall of the outflow tube 61 in a sliding manner, referring to fig. 5, the movable sleeve 63 is further connected with the adjusting mechanism 7 and the opening and closing assembly 8.

Referring to fig. 4 and 5, the adjusting mechanism 7 includes a screw 74 sleeved in the moving casing 63, an adjusting rod 72 vertically and rotatably disposed on the side wall of the anoxic tank 12 close to the membrane biological reaction tank 13, and a bevel gear set 73 between the screw 74 and the adjusting rod 72, the screw 74 is horizontally disposed at the side edge of the moving casing 63 along the length direction of the outflow pipe 61, the screw 74 is rotatably disposed at the outer side wall of the outflow pipe 61 in a manner of a fixing plate, one end of the screw 74 far away from the anoxic tank 12 is in threaded connection with the moving casing 63, and the bevel gear set 73 is disposed between one end of the screw 74 far away from the membrane biological reaction tank 13 and the bottom end of the adjusting rod 72; in order to rotate the adjusting rod 72 conveniently, the top of the adjusting rod 72 is fixedly connected with an adjusting turntable 71, and the height of the adjusting turntable 71 is higher than that of the top of the anoxic pond 12.

Referring to fig. 5, the bevel gear set 73 includes an upper bevel wheel 731 horizontally disposed at a bottom end of the adjusting lever 72 and a lower bevel wheel 732 vertically disposed at an end of the screw 74 remote from the moving sleeve 63, the upper bevel wheel 731 and the lower bevel wheel 732 are fixedly connected to the adjusting lever 72 and the screw 74, respectively, and the upper bevel wheel 731 and the lower bevel wheel 732 are engaged with the teeth of the adjusting lever 72 and the screw 74. The upper cone pulley 731 and the lower cone pulley 732 complete the transmission between the adjusting rod 72 and the screw 74, and the practicability is strong.

When the connection state of the connection device 6 needs to be disconnected, a worker rotates the adjusting turntable 71 on the top of the anoxic tank 12, the adjusting turntable 71 drives the adjusting rod 72 to rotate around the vertical axis, the adjusting rod 72 drives the screw 74 to rotate around the horizontal axis through the transmission of the upper cone pulley 731 and the lower cone pulley 732, the screw 74 drives the moving sleeve 63 to slide away from the outflow pipe 61 along the length direction of the outflow pipe 61 while rotating, until the moving sleeve 63 is disconnected from the outflow pipe 61, the adjusted force application part is located on the top of the anoxic tank 12, and the device is convenient and labor-saving.

In order to limit the moving range of the moving sleeve 63, referring to fig. 5, two high-strength and high-flexibility ropes 721 are wound on the outer side wall of the adjusting rod 72, one ends of the two ropes 721 are fixedly connected with the outer side wall of the anoxic tank 12 close to the adjusting rod 72, the other ends of the two ropes are fixedly connected with the outer side wall of the adjusting rod 72, the two ropes 721 are arranged one above the other along the vertical direction of the adjusting rod 72, and the winding states of the two ropes 721 on the outer side of the adjusting rod 72 are opposite.

When the movable sleeve 63 is located at a desired position for communicating the inflow pipe 62, the rope 721 close to the adjusting dial 71 is in a state of being tightly wound around the adjusting lever 72, the movable dial cannot rotate in the same direction any more, and at this time, the rope 721 far from the adjusting dial 71 is in a loose, tension-free state; when the moving sleeve 63 moves to a desired position away from the inflow pipe 62, the rope 721 close to the adjusting dial 71 is gradually loosened until a tension-free state, and the rope 721 away from the adjusting dial 71 is changed to a state of being completely splashed and wound outside the adjusting lever 72; the two ropes 721 assist the worker in accurately quantifying the amplitude of rotation of the dial 71.

Referring to fig. 4, the opening and closing assembly 8 includes two gears 81 and two racks 82, the two racks 82 are respectively horizontally disposed on two sides of the movable sleeve 63 along the length direction of the outflow pipe 61, the ends of the two racks 82 close to each other are respectively fixedly connected to two side walls of the movable sleeve 63, the two gears 81 are respectively fixedly disposed at two opening and closing valves 611 of the outflow pipe 61 and the inflow pipe 62, the two gears 81 control the rotation directions of the two opening and closing valves 611 to be opened to be opposite, and the two gears 81 are respectively engaged with the two racks 82.

When the adjusting mechanism 7 is used for driving the moving sleeve 63 to move away from the inflow pipe 62, the moving sleeve 63 drives the two racks 82 to move synchronously and in the same direction, the two racks 82 drive the two gears 81 to rotate synchronously, but at the moment, the rotating directions of the two gears 81 are opposite, and the two gears 81 drive the two open-close valves 611 to close simultaneously, so that when the moving sleeve 63 is located at a position away from the inflow pipe 62, the outflow pipe 61 and the inflow pipe 62 are just in a closed state, the operation is convenient, and multiple purposes are achieved at one time.

Referring to fig. 2, a membrane module in the membrane biological reaction tank 13 is connected with a blower positioned at the top of the membrane biological reaction tank 13, a vent hole is formed in the position of an opening and closing plate 21 corresponding to the blower, meanwhile, the membrane module is also connected with a water pump at the top of the membrane biological reaction tank 13, a communicating pipe 5 is arranged between the water pump and a connecting pipe at the top end of the clean water tank 14, and two ends of the communicating pipe 5 are respectively fixed with a water outlet of the water pump and the connecting pipe of the clean water tank 14 in a flange manner; the side wall of the clean water tank 14 far away from the membrane biological reaction tank 13 is connected with a discharge pipe 141, one end of the discharge pipe 141 is fixedly connected and communicated with the outer side wall of the clean water tank 14, and the other end is connected with a discharge part. The water flow in the membrane biological reaction tank 13 passes through the membrane component and the communicating pipe 5 under the action of the blower and the water pump, enters the clean water tank 14, and then passes through the discharge pipe 141 to be discharged.

When the integrated sewage treatment equipment is installed, firstly digging a foundation pit with the size according with the required installation position on the ground, then hoisting the whole integrated sewage treatment equipment into the foundation pit for installation and landfill, and formally starting the equipment to run after debugging is correct; when detecting that a certain reaction tank in the equipment has a fault and needs to be replaced, the opening and closing plate 21 is rotated to open and expose the top of the reaction tank, and then the damaged reaction tank is moved out, wherein the moving-out steps of different reaction tanks are different.

When the adjusting tank 11 needs to be moved out, the connection state of the water inlet pipe 111 and the sewage source is firstly released, then the sealing valve 121 at the communication part of the anoxic tank 12 and the adjusting tank 11 is closed, then the communicating pipe 5 connected with the sealing valve 121 is detached, and then the adjusting tank 11 is hoisted and moved out.

When the anoxic pond 12 needs to be moved out, the two sealing valves 121 connected with the anoxic pond 12 are closed, the two communicating pipes 5 connected with the two sealing valves 121 are detached, then the adjusting turntable 71 is rotated, the adjusting turntable 71 drives the movable sleeve 63 to be away from the inflow pipe 62 through the transmission of the adjusting rod 72 and the screw 74, so that the outflow pipe 61 and the inflow pipe 62 are disconnected, meanwhile, the movable sleeve 63 drives the two open-close valves 611 of the outflow pipe 61 and the inflow pipe 62 to be closed through the matching of the rack 82 and the gear 81, so that all connection states of the anoxic pond 12 are released, and then the anoxic pond 12 is lifted out.

When the membrane biological reaction tank 13 needs to be moved out, the sealing valve 121 in the return pipeline 3 is closed, then the communicating pipe 5 of the return pipeline 3 is disassembled, then the outflow pipe 61 and the inflow pipe 62 are disconnected and respectively closed through the adjusting rotary disc 71, and then the communicating pipe 5 between the membrane biological reaction tank 13 and the clean water tank 14 is disassembled, so that all connection states of the membrane biological reaction tank 13 are released, and then the membrane biological reaction tank 13 is hoisted and moved out.

When the clean water tank 14 needs to be removed, the connection of the discharge pipe 141 is disconnected, then the communicating pipe 5 between the membrane biological reaction tank 13 and the clean water tank 14 is disassembled, and finally the clean water tank 14 is hoisted and removed.

The embodiment of the application provides a town integrated domestic sewage treatment equipment, which has the following implementation principle: in the operation process of the integrated domestic sewage treatment equipment, when a certain reaction tank breaks down and is damaged, the closing plate 21 is opened firstly, then all connection states of the damaged reaction tank are relieved, then the damaged reaction tank is moved out and replaced independently, and the normal operation state is reached after the replacement.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an integral type sewage treatment unit for town, which comprises a box body (1), from left to right regulating reservoir (11) has set gradually in box (1), oxygen deficiency pond (12), membrane biological reaction pond (13) and clean water basin (14), regulating reservoir (11), oxygen deficiency pond (12), membrane biological reaction pond (13) and clean water basin (14) communicate in proper order, regulating reservoir (11) still are connected with inlet tube (111) of sending domestic sewage into regulating reservoir (11), set up backflow pipeline (3) between oxygen deficiency pond (12) and membrane biological reaction pond (13), clean water basin (14) are connected with discharge pipe (141) that the clear water after will purify processing discharges out box (1), its characterized in that: the regulating tank (11), the anoxic tank (12), the membrane biological reaction tank (13) and the clean water tank (14) are detachably connected with the inner wall of the box body (1), a communicating pipe (5) is arranged between two adjacent reaction tanks in the regulating tank (11), the anoxic tank (12), the membrane biological reaction tank (13) and the clean water tank (14), two ends of the communicating pipe (5) are respectively detachably and fixedly connected and communicated with the two adjacent reaction tanks, and the communicating pipe (5) is positioned outside the top of each reaction tank;

the top of the box body (1) is detachably and fixedly connected with a top cover (2), and the top cover (2) covers the top of the regulating tank (11), the anoxic tank (12), the membrane biological reaction tank (13) and the clean water tank (14);

a detachable communication device (6) is arranged between the anoxic tank (12) and the membrane biological reaction tank (13), the communication device (6) comprises an outflow pipe (61) fixedly connected and communicated with the anoxic tank (12), an inflow pipe (62) fixedly connected and communicated with the membrane biological reaction tank (13), and a movable sleeve (63) positioned between the outflow pipe (61) and the inflow pipe (62), the movable sleeve (63) is sleeved on the outer side of the outflow pipe (61) and is in sliding connection with the outflow pipe (61), when the movable sleeve (63) moves to be also sleeved on the outer side of the inflow pipe (62), the movable sleeve (63) connects the outflow pipe (61) and the inflow pipe (62), and sewage in the anoxic tank (12) flows into the membrane biological reaction tank (13) without power; a screw rod (74) penetrates through the side wall of the movable sleeve (63), the screw rod (74) is in threaded connection with the movable sleeve (63), and the screw rod (74) is rotatably connected with the outer side wall of the outflow pipe (61); one end, far away from the movable sleeve (63), of the screw (74) is connected with an adjusting rod (72), one end of the adjusting rod (72) is fixedly connected with an adjusting turntable (71), the adjusting turntable (71) is located at the top of the anoxic tank (12), a transmission part for enabling the adjusting rod (72) and the screw (74) to be synchronously transmitted is arranged between the other end of the adjusting rod (72) and the screw (74), and the adjusting rod (72) is rotatably connected with the outer side wall of the anoxic tank (12);

the inflow pipe (62) and the outflow pipe (61) are both provided with an opening and closing valve (611), gears (81) for driving the opening and closing of the opening and closing valve (611) by rotation are fixedly arranged on the outer sides of the two opening and closing valves (611), and the two gears (81) are respectively in rotating connection with the inflow pipe (62) and the outflow pipe (61); racks (82) are arranged between the two gears (81) and the movable sleeve (63), one ends of the two racks (82) are fixedly connected with the side wall of the movable sleeve (63), the other ends of the two racks are respectively meshed with the two gears (81), and opening and closing actions of the opening and closing valve (611) are the same when the rotation directions of the two gears (81) are opposite.

2. The integrated domestic sewage treatment equipment for cities and towns according to claim 1, wherein: the transmission part is a bevel gear group (73), the bevel gear group (73) comprises an upper bevel wheel (731) and a lower bevel wheel (732), the upper bevel wheel (731) is fixedly connected with the end part of the adjusting rod (72), the lower bevel wheel (732) is fixedly connected with the end part of the screw rod (74), and the lower bevel wheel (732) is meshed with the upper bevel wheel (731).

3. The integrated domestic sewage treatment equipment for cities and towns of claim 1, wherein: the outer side of the adjusting rod (72) is provided with two ropes (721), one ends of the two ropes (721) are fixedly connected with the outer side wall of the anoxic tank (12), the other ends of the two ropes are fixedly connected with the side wall of the adjusting rod (72), the winding states of the two ropes (721) on the outer side of the adjusting rod (72) are opposite, and when one rope (721) is in a tightening state and winds on the outer side of the adjusting rod (72), the other rope (721) is in a tension-free loosening state.

4. The integrated domestic sewage treatment equipment for cities and towns of claim 1, wherein: sealing valves (121) are arranged at the communication positions of the top of the anoxic tank (12) and the two communication pipes (5), the sealing valves (121) are fixedly connected with the top of the anoxic tank (12), and the sealing valves (121) are closed before the communication pipes (5) are detached.

5. The integrated municipal domestic sewage treatment equipment according to claim 4, wherein: the two communicating pipes (5) communicated with the top of the anoxic tank (12) are both arranged in a downward inclination manner along the direction far away from the sealing valve (121).

6. The integrated domestic sewage treatment equipment for cities and towns of claim 1, wherein: and positioning columns (4) are arranged in the box body (1), the positioning columns (4) are arranged on two sides of each reaction tank and are abutted against the side walls of the reaction tanks, and the positioning columns (4) are fixedly connected with the inner wall of the box body (1).