CN217759158U

CN217759158U - A reposition of redundant personnel structure for urban drainage

Info

Publication number: CN217759158U
Application number: CN202221816792.6U
Authority: CN
Inventors: 朱其胜; 梁坤; 蒋恒毅; 邓莹; 陆璐; 蒋声睿; 陈新元; 宋同乐
Original assignee: Wanjiang Institute of Technology
Current assignee: Wanjiang Institute of Technology
Priority date: 2022-07-13
Filing date: 2022-07-13
Publication date: 2022-11-08
Anticipated expiration: 2032-07-13

Abstract

The utility model discloses a reposition of redundant personnel structure for urban drainage, including the sump pit, the bottom of sump pit is provided with the switching well, the upper end opening of sump pit, and peg graft in the upper end opening of sump pit and be fixed with into water grid, the bottom of sump pit is provided with sewage delivery pipe and rainwater direct vent, sewage delivery pipe's upper end flushes with the bottom of sump pit, sewage delivery pipe and rainwater direct vent through setting up, when the rainwater is too big, directly discharge a large amount of later stage rainwater through the rainwater direct vent, when the rainwater reduces, liquid level in the sump pit descends, the flotation pontoon resets, it resets to drive flow control valve through linkage mechanism, again with rainwater direct vent upper end shutoff, arrange sewage treatment system with a small amount of rainwater through sewage delivery pipe, the volume of rainwater in the direct entering sewage treatment system has effectively been reduced, sewage treatment system's pressure has been reduced, and whole journey automatic trigger, need not to control, moreover, the steam generator is simple structure is reliable, and maintenance cost are low.

Description

A reposition of redundant personnel structure for urban drainage

Technical Field

The utility model belongs to the technical field of the urban drainage, concretely relates to reposition of redundant personnel structure for urban drainage.

Background

Along with the development of economy and the enhancement of environmental protection consciousness, water resources are more and more precious, and in order to better utilize rainwater resources, china implements a drainage mode of rainwater and sewage by using one municipal drainage pipeline respectively, namely rainwater and sewage diversion. That is, a part of sewage from the balcony, the roof and the like of each residential area is connected into the municipal pipe network from the balcony stand pipe and the building outer wall pipeline, the part of the sewage is basically domestic sewage such as washing water and the like in sunny days, and the rainwater passing through the drainage pipeline is usually clean rainwater in the later period in rainy days. The water to be treated in the city is natural rainwater and urban sewage, the pollution of the natural rainwater is small, the water can be directly discharged into a city river system, the pollution of the urban sewage is large, the water can be directly discharged into the river to cause pollution, and the water needs to be collected into a sewage treatment system to be treated to a certain extent to be discharged. In rainy days, rainwater also enters the sewage collection system, and the rainwater does not need to be treated, so that the treatment cost is increased when the rainwater flows into the sewage treatment system. The rain and sewage flow is a drainage system, which is a sewage drainage mode that rain water and sewage are separated and are respectively conveyed by a pipeline for drainage or subsequent treatment. The rainwater can directly arrange the river course through rainwater pipe network, and sewage need be collected the back through sewage pipe network, send sewage treatment plant to handle, and quality of water is discharged in the river course after up to standard again, can prevent like this that the river course is polluted.

The rain and sewage separating device in the prior art is few, for example, a rain and sewage separating device disclosed in publication No. CN 111364577A, which mainly comprises a sewage discharging bin, a collecting bin, a pusher, a flow dividing plate, a rainfall sensor, a mandril sliding groove and a pulley bracket, wherein the pusher divides the rain and sewage separating device into the collecting bin and the sewage discharging bin which are communicated with each other at the upper part and are separated from each other at the bottom; the pusher comprises a pusher fixing seat, a pushing motor, a pushing ejector rod, an ejector rod movable shaft and an ejector rod pulley. The invention is mainly used for separating rainwater and domestic sewage, and separating the rainwater and the sewage, thereby solving the problem of mixed drainage of the rainwater and the sewage. The rainwater and domestic sewage separation device is mainly used for being mounted on a drainage pipeline of a roof and separating rainwater and domestic sewage, the rainwater and sewage separation device is in a sewage discharge state when the rainwater does not fall, the rainwater and sewage separation device is in a collection state when the rainwater does not fall, the rainwater and sewage are respectively treated, but the switching control structure is fine, the rainwater and domestic sewage separation device depends on electromotion, the manufacturing and maintenance cost is high, the service life of equipment is reduced due to a long-term humid environment, and the rainwater and domestic sewage separation device is not reliable enough, so that the flow distribution structure for urban drainage is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reposition of redundant personnel structure for urban drainage to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a reposition of redundant personnel structure for urban drainage, includes the sump pit, the bottom of sump pit is provided with switches the well, the upper end opening of sump pit, and peg graft in the upper end opening of sump pit and be fixed with the grid of intaking, the bottom of sump pit is provided with sewage delivery pipe and rainwater direct vent, sewage delivery pipe's upper end flushes with the bottom of sump pit, and the sewage delivery pipe lower extreme runs through and switches the well setting, the upper end of rainwater direct vent is close to the sump pit top and sets up the bottom and run through and switch the well setting, and the upper end of rainwater direct vent is inserted and is equipped with the flotation pontoon, sewage delivery pipe corresponds and switches downhole end position and is provided with flow control valve, and flow control valve's valve rod passes through link gear and is connected with the flotation pontoon transmission.

Preferably, the link gear includes piston rod, lower piston rod and rack and pinion transmission is vice, go up the piston rod and pass through the pipeline intercommunication between the piston rod down, go up piston rod fixed mounting in the bottom of sump pit, and the piston rod outer end of going up the piston rod passes through link rod and flotation pontoon fixed connection, lower piston rod sets up in the inner chamber top of switching the well, and the piston rod outer end of lower piston rod passes through rack and pinion transmission pair and flow control valve's valve rod transmission and is connected.

Preferably, the gear rack transmission pair comprises a driving rack and a driven gear, the driving rack is fixedly connected to the outer end of a piston rod of the lower piston rod, the driven gear is in key connection with a valve rod of the flow regulating valve, and the driving rack is meshed with the driven gear.

Preferably, a return spring is sleeved below the corresponding piston in the upper piston rod.

Preferably, the sump pit inner wall corresponds one side fixedly connected with direction slide that the gangbar was kept away from to the flotation pontoon, and the outside of flotation pontoon corresponds the direction slide and is provided with the direction slider, direction slide and direction slider sliding connection.

Preferably, the bottom of the buoy is fixedly connected with an inserting cylinder, a plurality of water outlets are uniformly formed in the middle of the side wall of the inserting cylinder, and the inserting cylinder is inserted into the upper end of the rainwater straight-line pipe.

Preferably, the upper end of the sewage discharge pipe is provided with a secondary barrier net.

Compared with the prior art, the beneficial effects of the utility model are that:

this a reposition of redundant personnel structure for urban drainage, through sewage discharge pipe and the straight tub of rainwater that sets up, the flow of sewage discharge pipe is carried out the current-limiting under the flow control valve normal condition in the sewage discharge pipe, the upper end of straight tub of rainwater is by the shutoff of flotation pontoon, when the rainwater is too big, the discharge rate of sewage discharge pipe is less than the accumulation rate of rainwater in the sump pit, when the rainwater crosses the flotation pontoon, the flotation pontoon rises under the buoyancy, open the upper end of straight tub of rainwater, the flotation pontoon rises and drives the rotation of flow control valve rod through the link gear, reduce the valve flow of flow control valve, make the accumulation rate of rainwater in the sump pit increase, directly discharge a large amount of later stage rainwater through the straight tub of rainwater, when the rainwater reduces, the liquid level in the sump pit descends, the flotation pontoon resets, drive flow control valve through the link gear and reset, the shutoff of straight tub of rainwater upper end again, discharge a small amount of rainwater into sewage treatment system through sewage discharge pipe, the amount of rainwater that has effectively reduced directly got into in the sewage treatment system, the pressure of sewage treatment system, and whole journey is automatic triggering, need not to control, simple structure is reliable, manufacturing and maintenance cost are low.

Drawings

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

fig. 2 is a front sectional view of the present invention;

FIG. 3 is an internal structure view of the middle linkage mechanism of the present invention;

fig. 4 is a top matching structure diagram of the middle buoy of the present invention.

In the figure: 1. a water collecting well; 2. switching wells; 3. a water inlet grille; 4. a sewage discharge pipe; 5. a flow regulating valve; 6. a rainwater direct drainage pipe; 7. a float bowl; 8. an upper piston rod; 9. a lower piston rod; 10. a gear rack transmission pair; 11. a linkage rod; 12. a guide slide; 13. a plug-in cylinder; 14. a water outlet; 15. a return spring; 16. a driving rack; 17. a driven gear; 18. and (5) secondary blocking nets.

Detailed Description

Please refer to fig. 1-4, the utility model provides a reposition of redundant personnel structure for urban drainage, including sump pit 1, sump pit 1's bottom is provided with switching well 2, sump pit 1's upper end opening, and peg graft in sump pit 1's the upper end opening and be fixed with into water grid 3, sump pit 1's bottom is provided with sewage discharge pipe 4 and rainwater directly vent 6, sewage discharge pipe 4's upper end flushes with sump pit 1's bottom, and sewage discharge pipe 4 lower extreme runs through switching well 2 and sets up, rainwater directly vent 6's upper end is close to sump pit 1 top and sets up the bottom and runs through switching well 2 and set up, and rainwater directly vent 6's upper end is inserted and is equipped with flotation pontoon 7, sewage discharge pipe 4 corresponds switching well 2 lower extreme position and is provided with flow control valve 5, and flow control valve 5's valve rod passes through the link gear and is connected with flotation pontoon 7 transmission.

In this embodiment, preferably, the linkage mechanism includes an upper piston rod 8, a lower piston rod 9 and a rack and pinion transmission pair 10, the upper piston rod 8 is communicated with the lower piston rod 9 through a pipeline, the upper piston rod 8 is fixedly installed at the bottom of the sump 1, the outer end of the piston rod of the upper piston rod 8 is fixedly connected with the float 7 through a linkage rod 11, the lower piston rod 9 is arranged at the top of the inner cavity of the switching well 2, and the outer end of the piston rod of the lower piston rod 9 is in transmission connection with the valve rod of the flow control valve 5 through the rack and pinion transmission pair 10; through the upper piston rod 8 and the lower piston rod 9 that set up, the intercommunication of upper piston rod 8 and lower piston rod 9 can drive the piston rod of lower piston rod 9 and remove when upper piston rod 8 piston rod is pulled by flotation pontoon 7 to realize the linkage effect, drive flow control valve 5 through the vice 10 regulation flow of driving of rack and pinion.

In this embodiment, preferably, the rack-and-pinion transmission pair 10 includes a driving rack 16 and a driven gear 17, the driving rack 16 is fixedly connected to the outer end of the piston rod of the lower piston rod 9, the driven gear 17 is in key connection with the valve rod of the flow regulating valve 5, and the driving rack 16 is engaged with the driven gear 17; through the initiative rack 16 and the driven gear 17 that set up, the cooperation simple structure of initiative rack 16 and driven gear 17 is high-efficient, uses convenient and reliable more.

In this embodiment, preferably, a return spring 15 is sleeved below the corresponding piston in the upper piston rod 8; the reset of the upper piston rod 8 and the lower piston rod 9 is facilitated by the arranged reset spring 15.

In the embodiment, preferably, a guide sliding seat 12 is fixedly connected to one side of the inner wall of the water collecting well 1, which is away from the linkage rod 11 and corresponds to the float 7, a guide sliding block is arranged on the outer side of the float 7 and corresponds to the guide sliding seat 12, and the guide sliding seat 12 is in sliding connection with the guide sliding block; the guide sliding seat 12 is arranged, so that the stability of the buoy 7 during lifting is convenient to maintain.

In this embodiment, preferably, the bottom of the float 7 is fixedly connected with an insertion tube 13, the middle part of the side wall of the insertion tube 13 is uniformly provided with a plurality of water outlets 14, and the insertion tube 13 is inserted into the upper end of the rainwater straight-line pipe 6; through the arranged inserting cylinder 13 and the water outlet 14, the inserting of the upper ends of the floating barrels 7 and the rainwater straight-drainage pipes 6 is convenient to keep, and the dislocation of the floating barrels 7 is avoided.

In this embodiment, preferably, the upper end of the sewage discharge pipe 4 is provided with a secondary barrier net 18; through the secondary barrier net 18 that sets up, impurity can be intercepted to secondary barrier net 18, avoids flow control valve 5 to block up.

The utility model discloses a theory of operation and use flow: when the rainwater is small, a small amount of rainwater cannot flush pollutants on the road surface completely, the continuously discharged rainwater has high probability of being polluted, and the pressure of a sewage treatment system is low at the moment, sewage can be treated in time, when the rainwater is large, the early-stage large-flow rainwater flushing can effectively clean the road surface, so that the later-stage rainwater can be discharged directly, when the device is used, the flow of the sewage discharge pipe 4 is limited under the normal state of the flow regulating valve 5 in the sewage discharge pipe 4 through the arranged sewage discharge pipe 4 and the rainwater direct discharge pipe 6, the upper end of the rainwater direct discharge pipe 6 is blocked by the floating barrel 7, when the rainwater is too large, the discharge speed of the sewage discharge pipe 4 is lower than the accumulation speed of the rainwater in the water collecting well 1, when the rainwater flows through the floating barrel 7, the upper end of the rainwater direct discharge pipe 6 is opened under the action of buoyancy, the floating barrel 7 is lifted to drive the valve rod of the rainwater flow regulating valve 5 to rotate through the linkage mechanism, the valve of the rainwater flow regulating valve 5 is reduced, so that the accumulation speed of the rainwater in the water collecting well 1 is increased, when the rainwater flows through the water collecting well, the rainwater are reduced, and the rainwater flow regulating valve is restored, and the rainwater treatment system can be recovered, and the sewage treatment system can be recovered without the rainwater flow, and the rainwater can be recovered, the sewage treatment system has low pressure, can effectively reduce pollution by maintaining the treatment of sewage, and is more economical and practical.

Claims

1. A reposition of redundant personnel structure for urban drainage, includes sump pit (1), its characterized in that: the bottom of sump pit (1) is provided with switches well (2), the upper end opening of sump pit (1), and peg graft in the upper end opening of sump pit (1) and be fixed with into water grid (3), the bottom of sump pit (1) is provided with sewage delivery pipe (4) and rainwater direct drainage (6), the upper end of sewage delivery pipe (4) flushes with the bottom of sump pit (1), and sewage delivery pipe (4) lower extreme runs through switches well (2) setting, the upper end of rainwater direct drainage (6) is close to sump pit (1) top and sets up the bottom and runs through switches well (2) setting, and the upper end of rainwater direct drainage (6) is inserted and is equipped with flotation pontoon (7), sewage delivery pipe (4) correspond and switch well (2) lower extreme position and be provided with flow control valve (5), and the valve rod of flow control valve (5) passes through link gear and is connected with flotation pontoon (7) transmission.

2. The flow distribution structure for urban drainage according to claim 1, wherein: link gear includes piston rod (8) down piston rod (9) and rack and pinion transmission are vice (10), go up piston rod (8) and through the pipeline intercommunication between piston rod (9) down, go up piston rod (8) fixed mounting in the bottom of sump pit (1), and the piston rod outer end of going up piston rod (8) passes through gangbar (11) and flotation pontoon (7) fixed connection, piston rod (9) set up in the inner chamber top of switching well (2) down, and the piston rod outer end of piston rod (9) is connected with the valve rod transmission of flow control valve (5) through rack and pinion transmission pair (10) down.

3. The flow distribution structure for urban drainage according to claim 2, wherein: the gear-rack transmission pair (10) comprises a driving rack (16) and a driven gear (17), the driving rack (16) is fixedly connected to the outer end of a piston rod of the lower piston rod (9), the driven gear (17) is in key connection with a valve rod of the flow regulating valve (5), and the driving rack (16) is meshed with the driven gear (17).

4. The flow distribution structure for urban drainage according to claim 2, wherein: and a return spring (15) is sleeved below the corresponding piston in the upper piston rod (8).

5. The flow dividing structure for urban drainage according to claim 2, wherein: one side fixedly connected with direction slide (12) that gangbar (11) were kept away from to sump pit (1) inner wall corresponding flotation pontoon (7), and the outside of flotation pontoon (7) corresponds direction slide (12) and is provided with the direction slider, direction slide (12) and direction slider sliding connection.

6. The flow dividing structure for municipal drainage according to claim 1, wherein: the bottom fixedly connected with of flotation pontoon (7) inserts a section of thick bamboo (13), and evenly has seted up a plurality of outlet (14) in the middle part of a section of thick bamboo (13) lateral wall, insert a section of thick bamboo (13) and insert and locate rainwater in-line pipe (6) upper end.

7. The flow dividing structure for municipal drainage according to claim 1, wherein: the upper end of the sewage discharge pipe (4) is provided with a secondary barrier net (18).