CN115677099B - Sewage purification treatment system and treatment method of municipal sewage pipe network - Google Patents

Abstract

The invention discloses a sewage purification treatment system of municipal sewage pipe network and a treatment method thereof, comprising a pretreatment tank, an MBR (membrane bioreactor) and a disinfection tank, wherein two pretreatment tanks are arranged on the pretreatment tank, the bottoms of the pretreatment tanks are respectively provided with a recovery cavity, the bottoms of the pretreatment tanks are respectively provided with a pretreatment plate, one side of each pretreatment plate is provided with a filter cavity, the upper surface of each pretreatment plate is provided with a plurality of filter holes which are used for filtering sewage and are communicated with the filter cavity, one side wall of each pretreatment tank is provided with a plurality of reflux cavities, when the pretreatment plates are completely buckled and seal the bottoms of the pretreatment tanks, the bottoms of the pretreatment plates are abutted against and sealed with the reflux cavities, the pretreatment tanks are internally provided with water drainage cavities which are respectively communicated with corresponding water drainage pipes, and the side walls of the pretreatment tanks are respectively provided with water inlet tanks communicated with a water inlet pipe. The invention realizes sewage treatment, and simultaneously facilitates timely cleaning of one of the pretreatment tanks in time by means of alternate use, thereby ensuring the integral filtering efficiency.

Description

Sewage purification treatment system and treatment method of municipal sewage pipe network

Technical Field

The invention relates to the technical field of sewage treatment, in particular to a sewage purification treatment system and a treatment method of a municipal sewage pipe network.

Background

The sewage pipe network is a sewage pipe network formed by the pipelines which are formed by the sewage in a city or a region and are concentrated to a sewage treatment plant for treatment through the sewage pipe network and the inspection inlet; the sewage flows into the main pipe from the branch pipe, flows into the main pipe, and finally flows into the sewage treatment plant. The pipelines are distributed like rivers from small to large and are dendritic. The sewage in municipal sewage functional nets is domestic sewage, the indexes of COD, nitrogen, phosphorus and the like of the sewage are not too high, and the sewage is generally filtered firstly and then enters a sewage plant to be treated by adopting an A2O, oxidation ditch or other sewage treatment processes and is discharged;

most of the prior sewage is in the form of coarse grille and fine grille when being filtered, the filtered impurities are upwards moved by the circulating rotation, so that the impurities are timely separated from the sewage, and the mode can timely separate the impurities through the circulating rotation, but the filtering efficiency is poor, and the impurities are placed in open air after being separated, so that the odor of malodor is easily caused in summer, and the whole environment is influenced.

Accordingly, the inventor has the problem of providing a sewage purification treatment system and a treatment method thereof for municipal sewage pipe networks, which aims to achieve the purpose of having more practical value, by keeping the experience of the design development and the actual production in the related industry for many years and researching and improving the existing structure and the defects.

Disclosure of Invention

In order to solve the problems that the filtering efficiency is poor, impurities are placed in the open air after being separated and malodorous smell is easy to cause in summer and the whole environment is influenced in the background art, the invention provides a sewage purification treatment system of a municipal sewage pipe network and a treatment method thereof.

In order to achieve the above purpose, the present invention adopts the following technical scheme:

the utility model provides a municipal wastewater pipe network's sewage purification treatment system, includes the pretreatment tank that carries out prefilter to sewage, carries out degree of depth filterable MBR membrane bioreactor and carries out the disinfection case of discharging after disinfecting to sewage, pretreatment tank entrance point is equipped with the inlet tube that is used for sewage to get into, and pretreatment tank exit end passes through drain pipe and MBR membrane bioreactor intercommunication, MBR membrane bioreactor exit end passes through pipeline and disinfection case intercommunication, be equipped with two pretreatment tank that are used for carrying out prefilter to sewage on the pretreatment tank, pretreatment tank bottom all is equipped with the recovery chamber that is used for carrying out prefilter to sewage, pretreatment tank bottom is equipped with rotatable rotation and is used for the pretreatment plate to pretreatment tank bottom sealedly, pretreatment plate one side is equipped with the filter chamber, and pretreatment plate upper surface is equipped with a plurality of filtration pore that are used for sewage filtration and are linked together with the filter chamber, is located the filter chamber below all be equipped with a plurality of evenly distributed's backward flow chamber on the pretreatment tank lateral wall, the pretreatment plate lock is with pretreatment tank bottom sealed completely, and with corresponding drainage tank bottom and corresponding drainage tank, the corresponding drainage tank is equipped with the corresponding drainage tank with the drainage chamber, the drainage tank is linked together respectively.

Preferably, the pretreatment plate is inclined, the end part of the pretreatment plate positioned at one side of the backflow cavity is the lowest part, the width of the pretreatment plate is smaller than that of the pretreatment tank, and the outer side of the pretreatment plate is provided with sealing rubber which is fixedly connected and used for sealing the pretreatment tank after the pretreatment plate is rotationally closed.

Preferably, retrieve the intracavity and be equipped with the packing mechanism that is used for retrieving automatic bagging-off to impurity rubbish, packing mechanism is including packing board, packing belt, drive packing belt automatic downward movement's adsorption plate and carry out the automatic capper of sewing up with the packing belt both sides, packing board is fixed to be set up at retrieving the intracavity portion, and is equipped with the recovery hole that runs through and be used for automatic entering after the preliminary treatment board is rotatory on the packing board, packing belt is a plurality of settings in retrieving the intracavity, it is equipped with the automatic tiling mechanism that is used for automatic tiling of single packing belt in recovery hole top to retrieve the intracavity, recovery hole center department is equipped with sliding connection and up-and-down motion's adsorption plate, be equipped with on the adsorption plate and be used for carrying out the fixed adsorption mechanism of selective adsorption to packing belt center department, automatic capper sets up the both ends of adsorption plate and is used for sealing between the adjacent packing belt, packing belt middle part is through automatic capper in the in-process of passing through adsorption mechanism downward pulling, and automatic capper is with packing belt both ends and is automatic, forms a disposal bag that is used for collecting rubbish, the hole is equipped with the both ends that can be used for carrying out the fixed positioning plate with packing with the upward movement and is used for pressing.

Further, automatic tiling mechanism includes recovery axle, winding axle, conveyer belt, the winding axle rotates the setting of being connected in the one side of retrieving the hole, the conveyer belt is coiling form evenly and winds on the winding axle, the rotatable setting of recovery axle is retrieving the hole opposite side, conveyer belt extension end and recovery axle fixed connection, be equipped with a plurality of evenly distributed on the conveyer belt and be used for the separating hole that the packing belt put into, be equipped with a plurality of tear strips that can pull the automatic disconnection after with adjacent separating hole between packing belt.

Further, the adsorption mechanism comprises adsorption holes and a vacuum negative pressure machine, wherein the adsorption holes are uniformly formed in the upper surface of the adsorption plate and used for adsorbing and fixing packing belts, and the output end of the vacuum negative pressure machine is communicated with the adsorption holes through a pipeline.

Further, the adsorption plate is provided with an expansion hole which is communicated with the upper part of the adsorption hole and is in an inverted conical shape, and the inner wall of the expansion hole is provided with nano-glue which is used for adsorbing and fixing the packing belt and can be pulled and separated.

Further, be equipped with the blown down tank that is linked together with retrieving the chamber on the lateral wall of pretreatment tank, be equipped with in the blown down tank and rotate and be connected and be used for the sealed flitch of blown down tank, be located retrieve the intracavity blown down tank bottom one side is equipped with rotates and connects and is used for rubbish automatic exhaust's rotor plate.

Further, automatic capper sets up on retrieving hole both sides wall, the adsorption plate both ends are equipped with and are U-shaped and are used for the storage chamber that automatic capper deposited, when the adsorption plate risees to the packing board upper surface parallel and level, automatic capper is located and deposits the intracavity.

Preferably, the pretreatment tank is provided with a diversion trench between the two pretreatment tanks, one end of the diversion trench is communicated with the water inlet pipe, two sides of the other end of the diversion trench are respectively communicated with the corresponding water inlet tanks, and a rotatable sealing plate used for selectively sealing the two water inlet tanks is arranged at the end part of the diversion trench at one side of the water inlet tank.

Further, be located intake groove one end be equipped with hidden groove in the pretreatment case, be equipped with the spout that is linked together between hidden groove and the guiding gutter, sealing plate slip and sealing connection's setting is in the spout, is located both ends about the sealing plate be equipped with symmetrical distribution's regulating groove on the upper and lower both sides wall of hidden groove, be equipped with the adjusting ring of round trip movement in the regulating groove, be equipped with the connecting axle that rotates to connect in the adjusting ring, fixed connection between connecting axle and the corresponding sealing plate lateral wall respectively, be equipped with on the hidden groove lateral wall and be connected and be used for driving sealing plate pivoted fourth hydraulic stem.

Compared with the prior art, the invention has the beneficial effects that:

1. the pretreatment tank can be used for primarily filtering sewage, larger particles in the sewage can be firstly filtered out, the later stage depth filtration pressure is reduced, and the MBR membrane bioreactor can be used for deeply filtering the primarily filtered sewage, so that the sewage can be better treated, the pollution of the sewage is reduced, the disinfection tank is added, the sewage can be disinfected before being discharged after being filtered, further disinfection and sterilization can be performed, the two pretreatment tanks are designed, the two pretreatment tanks can be alternately used according to the requirement, the pretreatment tanks can be timely cleaned in an alternate use mode while the integral filtration efficiency is unchanged, the situation of blockage caused by excessive impurities is prevented, and the integral filtration efficiency is ensured;

2. the unique design of the pretreatment plate, the reflux cavity and the filter cavity ensures that when the pretreatment plate is completely buckled, the side wall of the pretreatment plate can seal the reflux cavity, liquid in the filter cavity cannot enter the reflux cavity, so that the peculiar smell in the reflux cavity can be effectively prevented from diffusing when the pretreatment tank is not used, the reflux cavity can be sealed by the pretreatment plate when the pretreatment tank is not used, and when the pretreatment tank needs to be filtered, the reflux cavity and the filter cavity are communicated only by rotating the pretreatment plate by a certain angle, thus the integral filtering function can be realized, and the original filtering function is ensured;

3. The design of packing area and automatic tiling mechanism can be with single packing area tiling in proper order in retrieving the hole top, realized the automatic tiling of packing area, and adsorption plate and adsorption mechanism, can be with packing area be folding form downward movement, automatic sealing machine can make folding packing area edge realize automatic sealing, thereby formed a disposal bag that can adorn rubbish with the packing area, and the locating plate can fix the edge of disposal bag on retrieving the mouth, realized the automatic fixation of disposal bag sack, can make the disposal bag stable fix in the pretreatment tank below, make the regulating plate rotatory down after, can the automatic rotation to disposal bag import department, make the automatic bagging that gets into of disposal bag, realized the automatic bagging of rubbish.

In conclusion, the invention overcomes the defects of the prior art, has reasonable design and compact structure, and has higher social use value and application prospect.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of the present invention.

FIG. 2 is a schematic cross-sectional view of a pretreatment tank and a recovery chamber according to the present invention.

Fig. 3 is a schematic perspective view of the pretreatment plate, the wrapping plate and the rotating plate of the present invention.

Fig. 4 is a schematic perspective view of the adsorption plate and the rotary plate according to the present invention.

Fig. 5 is a schematic perspective view of the packing belt and the conveyor belt according to the present invention.

FIG. 6 is a schematic top view of a flow guiding groove and a hidden groove according to the present invention.

Fig. 7 is an enlarged schematic view of the structure of fig. 6 a according to the present invention.

Fig. 8 is a schematic perspective view of a seal plate and a fifth hydraulic rod according to the present invention.

In the figure: 1. a pretreatment box; 10. a recovery chamber; 11. a water inlet pipe; 111. a water inlet tank; 112. a diversion trench; 113. hiding the groove; 1131. a fifth hydraulic lever; 1132. an adjustment tank; 114. a sealing plate; 1141. a clamping plate; 1142. a fourth hydraulic lever; 1143. a protrusion; 1144. a connecting shaft; 1145. an adjusting ring; 115. a chute; 116. a rubber seal ring; 12. a drain pipe; 13. a pretreatment tank; 131. a filter hole; 132. sealing rubber; 133. a pretreatment plate; 134. a filter chamber; 135. a flow baffle; 136. a reflow chamber; 137. a drainage cavity; 138. an adjusting plate; 139. an adjusting shaft; 130. a first hydraulic lever; 14. a discharge chute; 141. a discharge plate; 142. a rotating plate; 143. a pass through lumen; 144. a third hydraulic lever; 15. packaging plate; 151. a recovery hole; 152. a first packing hole; 153. a second baling hole; 16. a positioning plate; 161. a cross beam; 162. a sixth hydraulic lever; 17. a conveyor belt; 171. packing belt; 172. a separation hole; 173. tearing the belt; 174. a winding shaft; 175. a recovery shaft; 18. an automatic sealing machine; 19. an adsorption plate; 191. a second hydraulic lever; 192. expanding the hole; 193. a storage cavity; 194. adsorption holes; 2. an MBR membrane bioreactor; 3. a sterilizing box.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1

Referring to fig. 1-2, a sewage purification treatment system of municipal sewage pipe network, including preliminary filtration's pretreatment tank 1, carry out the MBR membrane bioreactor 2 of degree of depth filtration to sewage and carry out the disinfection case 3 of discharging to sewage after, pretreatment tank 1 entrance point is equipped with the inlet tube 11 that is used for sewage to get into, and pretreatment tank 1 exit end communicates with MBR membrane bioreactor 2 through drain pipe 12, 2 exit ends of pretreatment tank are through pipeline and disinfection case 3 intercommunication, be equipped with two pretreatment tank 13 that are used for carrying out preliminary filtration to sewage on the pretreatment tank 1, pretreatment tank 13 bottom all is equipped with the recovery chamber 10 that is used for carrying out the preliminary filtration to sewage, pretreatment tank 13 bottom is equipped with rotatable rotation and is used for carrying out the sealed pretreatment plate 133 to pretreatment tank 13 bottom, pretreatment plate 133 one side is equipped with filter chamber 134, and pretreatment plate 133 upper surface be equipped with a plurality of be used for sewage filtration and with filter chamber 134 are linked together, be located on the pretreatment tank 13 exit end of filter chamber 134 and pipeline intercommunication, be equipped with two on the pretreatment tank 13 lateral wall that is equipped with respectively with corresponding filter chamber 136, the back-flow tank 13 is equipped with the corresponding filter chamber 13, and the back flow channel 13 is equipped with the corresponding filter chamber of back flow channel 13, and is equipped with the filter chamber 137 and is equipped with the corresponding filter chamber 13, and is sealed with the filter chamber 13 bottom seal, and is equipped with the back flow chamber 137 respectively.

The pretreatment tank 1 can carry out preliminary filtration to sewage, can filter out great granule earlier in the sewage, reduce later stage depth filtration's pressure, and MBR membrane bioreactor 2 can carry out depth filtration to the sewage after preliminary filtration, thereby make sewage can carry out better processing, reduce the pollution of sewage, and the joining of disinfect box 3 can utilize before the sewage filters the back discharge, disinfect, carry out further disinfection, the design of two pretreatment tank 13, can use as required in turn, when guaranteeing that whole filtration efficiency is unchangeable, can be convenient for carry out timely washing to the pretreatment tank 13 of one of them through the mode of using in turn, prevent that impurity from too much, cause the condition of jam, thereby guaranteed holistic filtration efficiency.

The unique design of pretreatment board 133, backward flow chamber 136, filter chamber 134 makes the pretreatment board 133 lock completely in time, and the pretreatment board 133 lateral wall can be sealed with backward flow chamber 136, and the liquid in the filter chamber 134 can't get into backward flow chamber 136 in, can effectually prevent the peculiar smell diffusion in the preliminary treatment groove 13 when not using, makes preliminary treatment groove 13 when not using, can seal backward flow chamber 136 through pretreatment board 133, and when needs filtration, only needs the rotatory certain angle of pretreatment board 133, makes backward flow chamber 136 and filter chamber 134 intercommunication, can realize holistic filtering capability, has guaranteed original filtering capability.

Referring to fig. 2, the pretreatment plate 133 is inclined, the end of the pretreatment plate 133 located at one side of the reflow chamber 136 is the lowest position, the width of the pretreatment plate 133 is smaller than the width of the pretreatment tank 13, and a sealing rubber 132 fixedly connected to the outside of the pretreatment plate 133 and used for sealing the pretreatment tank 13 after the pretreatment plate 133 is rotationally closed is provided. The design of pretreatment board 133 slope form can make the sewage on the pretreatment board 133 flow towards backward flow chamber 136 that can be better, improves filtration efficiency, and sealing rubber 132's design can effectually guarantee the leakproofness between pretreatment tank 13 and the recovery chamber 10, has effectually prevented that sewage from getting into in the recovery chamber 10, has also effectually prevented the peculiar smell diffusion in the recovery chamber 10 simultaneously.

Referring to fig. 2, a baffle plate 135 connected to the inner wall of the pretreatment tank 13 at one side of the reflow chamber 136 for preventing impurities from entering the space between the reflow chamber 136 and the pretreatment plate 133 is disposed on the inner wall of the pretreatment tank, and the baffle plate 135 is disposed above the pretreatment plate 133, and when the pretreatment plate 133 is completely buckled, the upper surface of the pretreatment plate 133 is tightly attached to the bottom of the baffle plate 135, so that impurities can be effectively prevented from entering the reflow chamber 136.

In this embodiment, the pretreatment tank 13 and the recovery cavity 10 are communicated, a rotatable adjusting plate 138 is disposed on the upper inner wall of the recovery cavity 10 and located at the bottom of the pretreatment tank 13, the length and width of the adjusting plate 138 are both greater than the length and width of the section of the pretreatment tank 13, the bottom of the pretreatment plate 133 is fixedly connected with the upper surface of the adjusting plate 138, after the adjusting plate 138 is rotationally closed, the bottom of the pretreatment tank 13 can be sealed by the adjusting plate 138, an adjusting shaft 139 is disposed at the end of the adjusting plate 138 and located at one end of the backflow cavity 136, the end of the adjusting shaft 139 is respectively rotationally connected with the inner wall of the corresponding recovery cavity 10, and a first hydraulic rod 130 for driving the adjusting plate 138 to rotate is further disposed in the recovery cavity 10.

Referring to fig. 2-3, the recycling cavity 10 is internally provided with a packing mechanism for recycling the impurity garbage, the packing mechanism comprises a packing plate 15, a packing belt 171, an adsorption plate 19 driving the packing belt 171 to automatically move downwards and an automatic sealing machine for automatically sewing two sides of the packing belt 171, the packing plate 15 is fixedly arranged inside the recycling cavity 10, the packing plate 15 is provided with a recycling hole 151 penetrating through and automatically entering after the pretreatment plate 133 rotates, the packing belt 171 is arranged in the recycling cavity 10 in a plurality of ways, the recycling cavity 10 is internally provided with an automatic tiling mechanism for automatically tiling a single packing belt 171 above the recycling hole 151, the center of the recycling hole 151 is provided with an adsorption plate 19 which is in sliding connection and can move up and down, the adsorption plate 19 is provided with an adsorption mechanism for selectively adsorbing and fixing the centers of the packing belt 171, the automatic sealing machine is arranged at two ends of the adsorption plate 19 and is used for sealing the seal between the adjacent packing belt 171, the middle of the packing belt 171 is automatically pulled down through the adsorption mechanism, the automatic sealing machine is used for automatically sealing the two ends of the packing belt 171, and the garbage can be pressed by the automatic sealing machine for forming two ends of the packing belt 171, and the garbage can be positioned at two ends of the garbage can be formed by the two ends of the packing belt 171. The design of packing belt 171 and automatic tiling mechanism can be with single packing belt 171 tiling in proper order in recovery hole 151 top, realized the automatic tiling of packing belt 171, and adsorption plate 19 and adsorption mechanism can be with packing belt 171 being folding form downward movement, automatic sealing can be realized to folding packing belt 171 edge, thereby the disposal bag that can adorn rubbish has been formed with packing belt 171, and locating plate 16 can be fixed the edge of disposal bag on the recovery mouth, the automatic fixation of disposal bag sack has been realized, can make the disposal bag stable be fixed in pretreatment tank 13 below, make the rotatory back of regulating plate 138 down, can automatic rotatory to disposal bag entrance, make the rubbish get into the disposal bag in automatically, the automatic bagging of rubbish has been realized.

In this embodiment, the recovery cavity 10 above the packing plate 15 is provided with two beams 161 that are fixedly connected and symmetrically distributed, the positioning plates 16 are symmetrically distributed at two ends of the recovery hole 151, the bottoms of the beams 161 are provided with a plurality of fixedly connected sixth hydraulic rods 162, the bottoms of the sixth hydraulic rods 162 are fixedly connected with the corresponding positioning plates 16, and the distance between the bottoms of the positioning plates 16 and the packing plate 15 is equal to the distance between the bottoms of the packing plates 15, so that the packing belt 171 just passes through in a fitting manner. The first hydraulic stem 130 is mounted on one of the cross beams 161.

In this embodiment, referring to fig. 2, 3 and 5, the automatic tiling mechanism includes a recovery shaft 175, a winding shaft 174 and a conveying belt 17, the winding shaft 174 is rotatably connected and disposed on one side of the recovery hole 151, the conveying belt 17 is uniformly wound on the winding shaft 174 in a winding shape, the recovery shaft 175 is rotatably disposed on the other side of the recovery hole 151, an extension end of the conveying belt 17 is fixedly connected with the recovery shaft 175, a plurality of uniformly distributed separation holes 172 for placing the packing belt 171 are disposed on the conveying belt 17, a plurality of tear strips 173 capable of being automatically disconnected after being pulled are disposed between the packing belt 171 and the adjacent separation holes 172, a recovery motor is disposed in the recovery cavity 10, an output end of the recovery motor is connected with the recovery shaft 175, a first packing hole 152 is disposed on the packing plate 15 on one side of the recovery hole 151, a second packing hole 153 is disposed on the packing plate 15 on the other side of the recovery hole 151, the recovery shaft 175 and the winding shaft 174 are both disposed below the packing plate 15, and the conveying belt 17 sequentially passes through the first packing hole 152 and the second packing hole 153 and then slides on the packing plate 153. The design of conveyer belt 17, separating hole 172 and tear strip 173 can make single packing belt 171 can even install in the separating hole 172 of conveyer belt 17, through the form of conveyer belt 17 coiling at coiling axle 174, the storage of a plurality of packing belts 171 has been realized, and the design of the axle of retrieving, can drive the extension of conveyer belt 17 through retrieving axle 175, can make single packing belt 171 can move to the recovery hole 151 upper surface, realized single packing belt 171 and automatic tiling on recovery hole 151, and the design of first packing hole 152 and second packing hole 153, the motion track of conveyer belt 17 has been restricted, make conveyer belt 17 in the in-process of motion hug closely packing plate 15 upper surface all the time, the precision of packing belt 171 in the transportation process has been improved, make packing belt 171 can more accurate motion to recovery hole 151 top, and make packing belt 171 center department can more accurate and adsorb plate 19 alignment, the design of whole tear strip 173, can realize packing belt 171 and conveyer belt 17 synchronous motion, when conveyer belt 17 need the separation promptly, can be more convenient and fast when packing belt 17 separates promptly.

In this embodiment, referring to fig. 2, 3 and 4, the adsorption mechanism includes an adsorption hole 194 and a vacuum negative pressure machine (not shown in this application), the adsorption hole 194 is uniformly disposed on the upper surface of the adsorption plate 19 and is used for adsorbing and fixing the packing belt 171, the output end of the vacuum negative pressure machine is communicated with the adsorption hole 194 through a pipeline, an expansion hole 192 which is communicated with the upper part of the adsorption hole 194 and is in an inverted cone shape is disposed on the adsorption plate 19, and a nano glue which is used for adsorbing and fixing the packing belt 171 and can be pulled and separated is disposed on the inner wall of the expansion hole 192. The design of vacuum negative pressure machine and absorption hole 194 can utilize the principle of negative pressure absorption, make absorption board 19 and packing area 171 middle part can be connected fixedly, be convenient for absorption board 19 drive packing area 171 automatic folding down motion like this, and release the negative pressure absorption can the desorption board 19 with packing area 171 be connected fixedly, make absorption board 19 autosegregation, expand the design of hole 192, can increase the adsorption area, the firm degree of absorption fixing has been improved, and the design of nanometer glue can utilize gluey further improvement absorption board 19 and packing area 171 be connected stability and firm degree, the unique characteristic of nanometer glue moreover, when needs separation, direct external force can realize the separation, do not influence the separation of packing area 171 and absorption board 19.

In this embodiment, referring to fig. 2, 3 and 4, a side wall of the pretreatment tank 1 is provided with a discharge chute 14 communicated with the recovery chamber 10, a discharge plate 141 rotatably connected and used for sealing the discharge chute 14 is disposed in the discharge chute 14, and a rotary plate 142 rotatably connected and used for automatically discharging garbage is disposed at one side of the bottom of the discharge chute 14 in the recovery chamber 10. The design of blown down tank 14, flitch 141 and rotor plate 142 has guaranteed holistic leakproofness promptly, simultaneously, through the rotation of rotor plate 142, can make the disposal bag automatic landing separation in the recovery chamber 10, and the ejection of compact is convenient and fast more. The rotor plate 142 is located the packing plate 15 below, retrieve chamber 10 bottom and be equipped with symmetrical distribution's second hydraulic stem 191, second hydraulic stem 191 extension end and the both ends fixed connection of adsorption plate 19, be equipped with the through-type through chamber 143 that just is used for adsorption plate 19 to pass on the rotor plate 142, rotate between rotor plate 142 tip and the blown down tank 14 and be connected, retrieve chamber 10 bottom and be equipped with be connected and be used for driving rotor plate 142 pivoted third hydraulic stem 144.

Further, referring to fig. 4, the automatic sealing machine is disposed on two side walls of the recovery hole 151, two ends of the adsorption plate 19 are provided with a storage cavity 193 which is U-shaped and used for storing the automatic sealing machine, and the automatic sealing machine is located in the storage cavity 193 when the adsorption plate 19 rises to the level of the upper surface of the packing plate 15.

The adsorption holes 194 are positioned on the adsorption plates 19 at two ends of the storage cavity 193 and are used for adsorbing and fixing the packing belt 171 at two ends of the automatic sealing machine, so that the automatic sealing machine can better adsorb and fix the packing belt 171.

In this embodiment, the automatic sealer can be selected according to the material of the packing belt 171, if the packing belt 171 is made of thinner plastic material, the automatic sealer adopts a micro automatic sealer with a hot-melt sealing principle, which is very common in the market and simple, and is specifically referred to as https:// detail.1688/com/6788972693830. Html, and if the material of the packing belt 171 is made of nylon with higher strength or a woven bag, the automatic sealer adopts an automatic sealer with a sewing machine sewing principle, and the sewing machine is driven to perform sewing by the reciprocating motion of a sewing needle, and is also very common in the market, and is specifically referred to as https:// item.jd.com/3700979252.100 html, so the application does not describe this too much.

Referring to fig. 6-8, a diversion trench 112 is disposed in the pretreatment tank 1 between two pretreatment tanks 13, one end of the diversion trench 112 is communicated with the water inlet pipe 11, two sides of the other end of the diversion trench 112 are respectively communicated with corresponding water inlet tanks 111, and a rotatable sealing plate 114 for selectively sealing the two water inlet tanks 111 is disposed at the end of the diversion trench 112 at one side of the water inlet tanks 111. The design of the sealing plate 114 realizes the selective sealing of the two water inlet tanks 111 through the rotation of the sealing plate 114, and realizes the alternate use of the pretreatment tanks 13.

Referring to fig. 6-8, a hidden groove 113 is disposed in the pretreatment tank 1 at one end of the water inlet groove 111, a chute 115 is disposed between the hidden groove 113 and the diversion groove 112, the sealing plate 114 is slidably and hermetically disposed in the chute 115, symmetrically disposed adjusting grooves 1132 are disposed on the upper and lower sidewalls of the hidden groove 113 at the upper and lower ends of the sealing plate 114, an adjusting ring 1145 capable of moving back and forth is disposed in the adjusting groove 1132, a connecting shaft 1144 is disposed in the adjusting ring 1145 and is rotatably connected, the connecting shaft 1144 is fixedly connected with the corresponding sidewalls of the sealing plate 114, and a fourth hydraulic rod 1142 connected to one sidewall of the hidden groove 113 and used for driving the sealing plate 114 to rotate is disposed on one sidewall of the hidden groove 114. The outer side of the end of the fourth hydraulic rod 1142 is provided with a fixedly connected protrusion 1143, and the sealing plate 114 located at one side of the protrusion 1143 is provided with a clamping plate 1141 fixedly connected and engaged with the protrusion 1143 in an L shape. A fifth hydraulic rod 1131 is fixedly connected in the adjusting groove 1132, and the end part of the fifth hydraulic rod 1131 is fixedly connected with the adjusting ring 1145. The sealing plate 114 is fixedly connected with the rubber sealing ring 116 in the sliding groove 115, the sealing plate 114 is slidably connected with the rubber sealing ring 116, the sealing plate 114, the adjusting ring 1145 and the connecting shaft 1144 are designed to enable the sealing plate 114 to stretch out and draw back in the guiding groove 112 through the stretching of the fifth hydraulic rod 1131, when two water inlet grooves 111 are needed to be used simultaneously, the sealing plate 114 can be recovered into the sealing plate 113, blocking is effectively prevented, the fourth hydraulic rod 1142, the adjusting ring 1145, the protrusions 1143 and the clamping plate 1141 are designed, after the sealing plate 114 is completely stretched out of the guiding groove 112, the sealing plate 114 can be driven to rotate back and forth through the stretching of the fourth hydraulic rod 1142, selective sealing of the water inlet grooves 111 is achieved, and meanwhile, due to the fact that the clamping plate 1141 and the protrusions 1143 are designed, the fourth hydraulic rod 1142 can not influence back and forth movement of the sealing plate 114, and meanwhile, when the protrusions 1143 and the clamping plate 1141 are clamped, the stretching of the fourth hydraulic rod 1142 can drive the sealing plate 114 to rotate, and the sealing plate 114 can be rotated.

A sewage purification treatment method of municipal sewage pipe network comprises the following steps:

(1) The water inlet pipe 11 is communicated with a sewage pipeline, a fifth hydraulic rod 1131 is started to drive the sealing plate 114 to move towards the diversion trench 112, after the sealing plate 114 moves to a set position, a fourth hydraulic rod 1142 is started to enable the fourth hydraulic rod 1142 to extend, the fourth hydraulic rod 1142 can rotate the sealing plate 114 around due to the clamping of the protrusion 1143 and the clamping plate 1141, the sealing plate 114 moves towards the water inlet tank 111 at one side to seal the water inlet tank 111 at the one side, meanwhile, a first hydraulic rod 130 is started, the first hydraulic rod 130 drives the adjusting plate 138 to rotate for a certain angle, the sealing of the backflow cavity 136 is released by the pretreatment plate 133, and meanwhile, the bottom of the pretreatment plate 133 and the pretreatment tank 13 are sealed;

(2) Then sewage enters the water inlet pipe 11 through a sewage pipeline, flows through the diversion trench 112 and the water inlet tank 111, automatically enters the corresponding pretreatment tank 13 at one side, falls on the pretreatment plate 133, filters impurities with larger particles through the filtering holes 131, enters the reflux cavity 136 through the filtering cavity 134, enters the water draining cavity 137, enters the MBR membrane bioreactor 2 through the water draining pipe 12 for deep filtration, and is discharged after being disinfected by the disinfection mechanism in the disinfection box 3 through the MBR membrane bioreactor 2;

(3) When the impurity is too much above the pretreatment plate 133, the first hydraulic rod 130 in the unused pretreatment tank 13 is started first, so that the rotation angle of the corresponding pretreatment plate 133 is the same as that of the pretreatment plate 133 on the other side, then the fourth hydraulic rod 1142 is started, so that the sealing plate 114 rotates in the opposite direction, thereby sealing the water inlet tank 111 on one side with too much impurity, and enabling sewage to enter the pretreatment tank 13 on the other side for filtration and separation, so that the whole sewage treatment continuously runs;

(4) Starting a recovery motor in the corresponding recovery cavity 10 to drive the recovery shaft 175 to rotate in the period of waiting for the completion of the filtration and discharge of the sewage in the pretreatment tank 13 with excessive impurities, enabling the conveyer belt 17 to drive the packing belt 171 to move towards the recovery hole 151, starting a vacuum negative pressure machine when the center of the packing belt 171 moves to the position above the adsorption plate 19, enabling the adsorption hole 194 to generate negative pressure adsorption force to adsorb and fix the packing belt 171 on the adsorption plate 19, then starting a second hydraulic rod 191 to drive the adsorption plate 19 to move downwards, and enabling the packing belt 171 to be automatically separated from the conveyer belt 17 due to easy breakage of the tearing belt 173 under the external force, and enabling the packing belt 171 to be folded downwards, and simultaneously starting an automatic sealing machine to automatically seal two ends of the packing belt 171 when the packing belt 171 passes through the automatic sealing machine after the packing belt 171 is folded in half, so that the packing belt 171 automatically forms a bag body capable of containing articles; when the adsorption plate 19 moves to the bottom of the rotating plate 142, the end part of the packing belt 171 just moves to the two ends of the recovery hole 151, at the moment, the sixth hydraulic rod 162 is started to drive the positioning plate 16 to move downwards, so that the two ends of the packing belt 171 can be automatically fixed, at the moment, the vacuum negative pressure machine is controlled to release negative pressure adsorption, and as the adsorption plate 19 continuously descends, the adsorption plate 19 and the packing belt 171 are automatically separated, and at the moment, the packing belt 171 forms an open garbage bag;

(5) After the packing belt 171 forms a garbage bag, the corresponding first hydraulic rod 130 is started, the regulating plate 138 is rotated downwards, and the regulating plate 138 is rotated into the recovery hole 151, at this time, impurities on the upper surface of the pretreatment plate 133 automatically drop into the garbage bag along with gravity, so that automatic garbage bagging is realized, then the regulating plate 138 is rotated upwards, the recovery cavity 10 is sealed by the regulating plate 138 to prevent smell leakage;

(6) When the garbage in the garbage bag is excessive, the discharging plate 141 is opened, the third hydraulic rod 144 is started to drive the rotating plate 142 to rotate, and the sixth hydraulic rod 162 is started at the same time, so that the positioning plate 16 releases the fixation of the edges of the two ends of the packing belt 171; at this time, the garbage bag automatically slides down to the outside of the pretreatment tank 1 along with the rotation of the rotating plate 142 and the automatic downward sliding of the surface of the rotating plate 142.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

In the present invention, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the connection may be mechanical connection, direct connection or indirect connection through an intermediate medium, and may be internal connection of two elements or interaction relationship of two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

The control mode of the invention is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of power also belongs to common knowledge in the art, and the invention is mainly used for protecting a mechanical device, so the invention does not explain the control mode and circuit connection in detail.

The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims (9)

1. A sewage purification treatment system of municipal wastewater pipe network, its characterized in that: comprises a pretreatment box (1) for carrying out preliminary filtration on sewage, an MBR (membrane bioreactor) for carrying out deep filtration on the sewage and a disinfection box (3) for discharging the sewage after disinfection;

the inlet end of the pretreatment tank (1) is provided with a water inlet pipe (11) for sewage to enter, the outlet end of the pretreatment tank (1) is communicated with the MBR membrane bioreactor (2) through a water outlet pipe (12), and the outlet end of the MBR membrane bioreactor (2) is communicated with the disinfection tank (3) through a pipeline;

the sewage treatment device is characterized in that two pretreatment tanks (13) for carrying out preliminary filtration on sewage are arranged on the pretreatment tank (1), a recovery cavity (10) for recovering impurities in the pretreatment tanks (13) is formed in the bottoms of the pretreatment tanks (13), a rotatable pretreatment plate (133) for sealing the bottoms of the pretreatment tanks (13) is arranged at the bottoms of the pretreatment tanks (13), a filter cavity (134) is arranged on one side of the pretreatment plate (133), a plurality of filter holes (131) which are used for filtering the sewage and are communicated with the filter cavity (134) are formed in the upper surface of the pretreatment plate (133), a plurality of evenly distributed backflow cavities (136) are formed in one side wall of the pretreatment tank (13) below the filter cavity (134), when the bottoms of the pretreatment plates (133) are completely buckled and seal the bottoms of the pretreatment tanks (13), two drainage cavities (137) which are respectively corresponding to the pretreatment tanks (13) are arranged in the pretreatment tank (1), and the drainage cavities (137) are respectively communicated with the drainage cavities (11) on the side walls of the pretreatment tank (13), and the drainage cavities (137) are respectively communicated with the drainage cavities (11;

The garbage recycling device is characterized in that a packaging mechanism used for recycling the impurity garbage and automatically bagging the impurity garbage is arranged in the recycling cavity (10), the packaging mechanism comprises a packing plate (15), a packing belt (171), an adsorption plate (19) driving the packing belt (171) to automatically move downwards and an automatic sealing machine (18) for automatically sewing two sides of the packing belt (171), the packing plate (15) is fixedly arranged in the recycling cavity (10), the packing plate (15) is provided with a recycling hole (151) penetrating through and used for automatically entering after the pretreatment plate (133) rotates, the packing belt (171) is arranged in the recycling cavity (10), an automatic tiling mechanism used for automatically tiling the single packing belt (171) above the recycling hole (151) is arranged in the recycling cavity (10), the center of the recycling hole (151) is provided with an adsorption plate (19) which is in sliding connection and can move upwards and downwards, the adsorption plate (19) is provided with an adsorption mechanism used for selectively adsorbing and fixing the center of the packing belt (171), the automatic sealing machine (18) is arranged in the middle of the adsorption plate (19) and is used for automatically sealing two ends (171) of the garbage bag (18) in the garbage bag sealing process by pulling the automatic sealing machine (171) through the automatic sealing machine, and positioning plates (16) which can move up and down and are used for fixing the two ends of the packing belt (171) in an extrusion mode are arranged at the two ends of the recovery hole (151).

2. The wastewater purification treatment system of a municipal wastewater pipe network according to claim 1, wherein: the pretreatment plate (133) is inclined, the end part of the pretreatment plate (133) positioned at one side of the backflow cavity (136) is the lowest part, the width of the pretreatment plate (133) is smaller than that of the pretreatment tank (13), and the outer side of the pretreatment plate (133) is provided with sealing rubber (132) which is fixedly connected and used for sealing the pretreatment tank (13) after the pretreatment plate (133) is rotationally closed.

3. The wastewater purification treatment system of a municipal wastewater pipe network according to claim 1, wherein: automatic tiling mechanism includes recovery axle (175), winding axle (174), conveyer belt (17), winding axle (174) rotate the setting of being connected in one side of retrieving hole (151), conveyer belt (17) are coiling form evenly and coil on winding axle (174), recovery axle (175) rotatable setting is at retrieving hole (151) opposite side, conveyer belt (17) extend end and recovery axle (175) fixed connection, be equipped with a plurality of evenly distributed on conveyer belt (17) and be used for separating hole (172) that packing belt (171) put into, be equipped with a plurality of tearing area (173) that can tear back automatic disconnection between packing belt (171) and the adjacent separating hole (172).

4. The wastewater purification treatment system of a municipal wastewater pipe network according to claim 1, wherein: the adsorption mechanism comprises adsorption holes (194) and a vacuum negative pressure machine, wherein the adsorption holes (194) are uniformly formed in the upper surface of the adsorption plate (19) and used for adsorbing and fixing the packing belt (171), and the output end of the vacuum negative pressure machine is communicated with the adsorption holes (194) through a pipeline.

5. The sewage purification treatment system of municipal sewage pipe network according to claim 4, wherein: the adsorption plate (19) is provided with an expansion hole (192) which is communicated with the upper part of the adsorption hole (194) and is in an inverted conical shape, and the inner wall of the expansion hole (192) is provided with nano-glue which is used for adsorbing and fixing the packing belt (171) and can be pulled and separated.

6. The sewage purification treatment system of municipal sewage pipe network according to claim 4, wherein: the pretreatment tank is characterized in that a discharging groove (14) communicated with the recycling cavity (10) is formed in one side wall of the pretreatment tank (1), a discharging plate (141) which is connected in a rotating mode and used for sealing the discharging groove (14) is arranged in the discharging groove (14), and a rotating plate (142) which is connected in a rotating mode and used for automatically discharging garbage is arranged on one side of the bottom of the discharging groove (14) in the recycling cavity (10).

7. The wastewater purification treatment system of a municipal wastewater pipe network according to claim 1, wherein: the automatic sealing machine (18) is arranged on two side walls of the recovery hole (151), storage cavities (193) which are U-shaped and used for storing the automatic sealing machine (18) are formed in two ends of the adsorption plate (19), and the automatic sealing machine (18) is located in the storage cavities (193) when the adsorption plate (19) rises to the upper surface of the packing plate (15) to be flush.

8. The wastewater purification treatment system of a municipal wastewater pipe network according to claim 1, wherein: the pretreatment tank (1) between the two pretreatment tanks (13) is internally provided with a diversion trench (112), one end of the diversion trench (112) is communicated with the water inlet pipe (11), two sides of the other end of the diversion trench (112) are respectively communicated with corresponding water inlet tanks (111), and the end part of the diversion trench (112) at one side of the water inlet tanks (111) is provided with a sealing plate (114) which can rotate and is used for selectively sealing the two water inlet tanks (111).

9. A method of treating a sewage purification treatment system for a municipal sewage network according to any one of claims 1 to 8, comprising the steps of:

(1) The water inlet pipe (11) is communicated with a sewage pipeline, a fifth hydraulic rod (1131) is started to drive a sealing plate (114) to move towards a diversion trench (112), after the sealing plate (114) moves to a set position, a fourth hydraulic rod (1142) is started to enable the fourth hydraulic rod (1142) to extend, the sealing plate (114) can rotate around due to the clamping of a protrusion (1143) and a clamping plate (1141), the sealing plate (114) moves towards a water inlet groove (111) on one side to seal the water inlet groove (111) on the other side, meanwhile, a first hydraulic rod (130) is started to enable the first hydraulic rod (130) to drive an adjusting plate (138) to rotate for a certain angle, the sealing of a backflow cavity (136) is released by a pretreatment plate (133), and meanwhile, the bottom of the pretreatment plate (133) and the pretreatment groove (13) are sealed;

(2) Then sewage enters the water inlet pipe (11) through a sewage pipeline, flows through the diversion trench (112) and the water inlet tank (111), automatically enters the corresponding pretreatment tank (13) at one side, falls on the pretreatment plate (133), filters impurities with larger particles through the filtering holes (131), enters the reflux cavity (136) through the filtering cavity (134) after filtering, enters the water draining cavity (137), enters the MBR membrane bioreactor (2) through the water draining pipe (12) for deep filtration, and is discharged after being disinfected by the disinfection mechanism in the disinfection box (3) through the liquid filtered by the MBR membrane bioreactor (2);

(3) When the impurity above the pretreatment plate (133) is excessive, the first hydraulic rod (130) in the unused pretreatment tank (13) is started, the rotation angle of the corresponding pretreatment plate (133) is the same as that of the pretreatment plate (133) on the other side, then the fourth hydraulic rod (1142) is started, the sealing plate (114) rotates in the opposite direction, so that the water inlet tank (111) on one side with excessive impurity is sealed, sewage enters the pretreatment tank (13) on the other side for filtration and separation, and the whole sewage treatment continuously runs;

(4) Starting a recovery motor in the corresponding recovery cavity (10) to drive the recovery shaft (175) to rotate in the period of waiting for the completion of the filtration and discharge of the sewage in the pretreatment tank (13) with excessive impurities, enabling the conveyer belt (17) to drive the packing belt (171) to move towards the recovery hole (151), starting a vacuum negative pressure machine when the center of the packing belt (171) moves above the adsorption plate (19), enabling the adsorption hole (194) to generate negative pressure adsorption force, adsorbing and fixing the packing belt (171) on the adsorption plate (19), and then starting a second hydraulic rod (191) to drive the adsorption plate (19) to move downwards, wherein the packing belt (171) is automatically separated from the conveyer belt (17) due to the fact that the tearing belt (173) is easily broken under the external force, and enabling the packing belt (171) to move downwards in half, simultaneously starting an automatic sealing machine (18), enabling the packing belt (171) to be automatically sealed at two ends when passing through the automatic sealing machine (18) after the packing belt (171) is folded in half, and enabling the packing belt (171) to automatically form a bag body capable of containing things; when the adsorption plate (19) moves to the bottom of the rotating plate (142), the end part of the packing belt (171) just moves to the two ends of the recovery hole (151), at the moment, the sixth hydraulic rod (162) is started to drive the positioning plate (16) to move downwards, so that the two ends of the packing belt (171) can be automatically fixed, at the moment, the vacuum negative pressure machine is controlled to release negative pressure adsorption, and as the adsorption plate (19) continuously descends, the adsorption plate (19) and the packing belt (171) are automatically separated, and at the moment, the packing belt (171) forms an open garbage bag;

(5) After the packing belt (171) forms a garbage bag, a corresponding first hydraulic rod (130) is started, the regulating plate (138) is rotated downwards, and the regulating plate (138) is rotated into the recovery hole (151), at the moment, impurities on the upper surface of the pretreatment plate (133) automatically drop into the garbage bag along with gravity, so that automatic garbage bagging is realized, then the regulating plate (138) is rotated upwards and is restored to the initial position, and the recovery cavity (10) is sealed by the regulating plate (138) to prevent smell leakage;

(6) When the garbage in the garbage bag is excessive, the discharging plate (141) is opened, the third hydraulic rod (144) is started to drive the rotating plate (142) to rotate, and meanwhile, the sixth hydraulic rod (162) is started to enable the positioning plate (16) to release the fixation of edges of two ends of the packing belt (171); at this time, the garbage bag automatically slides down to the outside of the pretreatment box (1) along with the rotation of the rotating plate (142) and the automatic sliding of the surface of the rotating plate (142).