CN215483390U - Novel sewage channel and drainage system - Google Patents

Abstract

The utility model provides a novel sewage channel and a drainage system, which comprises: the rainwater pipeline comprises a body, wherein a circulation channel is arranged in the body, a plurality of rainwater holes are formed in the body, and a plurality of water inlets are formed in the side wall of the body; the partition part is arranged in the body and arranged along the length direction of the body, the circulation channel is divided into an upper channel and a lower channel, the rainwater hole is communicated with the upper channel, and the water inlet is communicated with the lower channel; the intercepting part is arranged at a position close to the water outlet of the lower channel. According to the utility model, the same pipeline is physically divided, so that the divided rainwater and domestic sewage cannot be mixed, the problem of mixing of the rainwater and the domestic sewage is solved from the source, the construction difficulty is low, the construction cost is low, and the efficiency is high.

Description

Novel sewage channel and drainage system

Technical Field

The utility model belongs to the technical field of municipal drainage, and particularly relates to a novel sewage channel and a drainage system.

Background

In municipal drainage systems, sewage channels are often arranged in some urban villages and confluence districts, domestic sewage of each household is connected into the sewage channels, rainwater in the urban villages or the districts is converged into the sewage channels, and the domestic sewage or the rainwater is converged into a downstream urban drainage pipe network through the sewage channels.

In the process of implementing the utility model, the utility model people find that the prior art has the following problems: since sewage discharge in urban villages or communities is continuous and is not directly related to rainfall, domestic sewage continuously flows out of the sewage channel, and is mixed with rainwater in the sewage channel during rainfall, if the sewage and the rainwater are discharged into a natural water body together, natural water body pollution is inevitably caused, if the sewage and the rainwater are all sent into a sewage treatment plant, and the treatment pressure of the sewage treatment plant is higher in rainy days. Because the population density is big in the village in the city or the district, the surplus land area is few, if the drainage pipe network with sewage pipes and rainwater pipes is reformed to the pipe network in the village in the city or the district, the reformation cost is large, and no construction condition exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that in rainy days, sewage and rainwater are mixed and then are converged into a sewage channel, so that the technical defects of environmental pollution or high reconstruction cost are caused.

In order to solve the technical problem, in a first aspect, the utility model provides a novel sewage ditch, it includes:

the rainwater pipeline comprises a body, wherein a circulation channel is arranged in the body, a plurality of rainwater holes are formed in the body, and a plurality of water inlets are formed in the side wall of the body;

the blocking part is arranged in the body and is arranged along the length direction of the body, the circulation channel is divided into an upper channel and a lower channel, the rainwater hole is communicated with the upper channel, and the water inlet is communicated with the lower channel;

and the cut-off part is arranged close to the water outlet of the lower channel.

Optionally, a collection area is arranged at the tail end of the body, and water outlets of the upper channel and the lower channel are communicated with the collection area;

and/or, the body is provided with a cover plate, and the rainwater hole is formed in the cover plate.

Optionally, the blocking portion comprises a partition plate, the partition plate is connected with two side walls of the body in a sealing mode, the space above the partition plate is the upper channel, and the space below the partition plate is the lower channel.

Optionally, the blocking portion comprises a groove plate, two sides of the groove plate are connected with the body in a sealing mode, the space in the groove plate is the upper channel, and the outer portion of the groove plate and the side wall and the bottom of the body are enclosed to form the lower channel.

Optionally, the two sides of the groove plate are provided with connecting plates, and the connecting plates are arranged at the top of the side wall of the body.

Optionally, the cut-off portion is one of a gate, a weir gate, a valve or a flexible cut-off device.

In a second aspect, the present invention also provides a drainage system comprising: the novel sewage ditch comprises a municipal confluence pipe and a unit area, wherein a sewage branch pipe and any one of the novel sewage ditches are arranged in the unit area, and each novel sewage ditch comprises a body, a blocking part and a cut-off part;

municipal administration confluence pipe with the delivery port of body links to each other, and the water inlet of sewage branch connection lower channel, the closure is closed, the novel sewer the upper channel with municipal administration confluence pipe intercommunication, the closure is opened, the lower channel with municipal administration confluence pipe intercommunication.

Optionally, the cut-off portion is a flexible cut-off device, which is mounted at the outlet of the lower channel.

Optionally, the air compressor further comprises a power supply, an air compressor and an electromagnetic valve, wherein the air compressor is connected with the flexible cut-off device through an air conveying pipeline, the electromagnetic valve is arranged on the air conveying pipeline, and the power supply is electrically connected with the electromagnetic valve.

In a third aspect, the present invention also provides a drainage system, comprising: the novel sewage ditch comprises a municipal sewage pipe, a municipal rainwater pipe and a unit area, wherein a confluence branch pipe and any one of the novel sewage ditches are arranged in the unit area, and the novel sewage ditch comprises a body, a blocking part and a cut-off part;

the confluence branch pipe is connected with a water outlet of the body, the sewage branch pipe is connected with a water inlet of a lower channel, the cut-off part is closed, an upper channel of the novel sewage channel is communicated with the confluence branch pipe, the cut-off part is opened, and the lower channel is communicated with the confluence branch pipe;

and a shunting device is arranged on the confluence branch pipe, the outlet of the confluence branch pipe at the upstream of the inlet connector of the shunting device is connected with the municipal sewage pipe, and the other outlet of the confluence branch pipe is connected with the municipal rainwater pipe.

Has the advantages that:

the utility model provides a novel sewage channel which comprises a body, a blocking part and a cut-off part, wherein a circulation channel in the body is divided into an upper channel and a lower channel by the blocking part, the upper channel is connected with a rainwater hole for collecting rainwater, the lower channel is connected with a sewage port for flowing domestic sewage out of a unit area, the cut-off part is opened in sunny days, the domestic sewage flows out of the lower channel, the cut-off part is closed in rainy days, the domestic sewage is temporarily stored in the lower channel, the rainwater is collected into the upper channel through the rainwater hole at the moment and is discharged through the upper channel, the structure physically divides the same pipeline, the divided rainwater and the domestic sewage cannot be mixed, the problem of mixing the rainwater and the domestic sewage is solved from the source, and the construction difficulty is low, the construction cost is low, and the efficiency is high no matter whether the existing sewage channel is improved or a newly-built sewage channel is built.

The utility model provides a drainage system, which comprises a municipal confluence pipe and a unit area, wherein the novel sewage channel is arranged in the unit area, a sewage branch pipe in the unit area is connected with a water inlet of a lower channel of the novel sewage channel, a water outlet of a body is connected with the municipal confluence pipe, and when a person is sunny, the cut-off part is opened, the lower channel is communicated with the municipal confluence pipe, the domestic sewage flowing out of the unit area enters the municipal confluence pipe, and in rainy days, the cut-off part is closed, domestic sewage is temporarily stored in the lower channel, rainwater is collected into the upper channel through the rainwater hole and then flows into the municipal administration confluent pipe, after the weather is fine, then the cut-off part is opened, the domestic sewage flows into the municipal confluence pipe, the municipal confluence pipe is used in a staggered mode, the domestic sewage and the rainwater are ensured not to be mixed, under the condition of less land area utilization, the sewage storage and transportation are realized, and the problems of the combined pipe network are solved from the source.

The utility model provides a drainage system, which comprises a municipal rainwater pipe, a municipal sewage pipe and a unit area, wherein a novel sewage channel, a confluence branch pipe and a diversion device are arranged in the unit area, a cut-off part is opened in sunny days, a first water outlet of a diversion device is opened, a second water outlet is closed, the domestic sewage in the unit area is conveyed to the municipal sewage pipe, the cut-off part is closed in rainy days, the domestic sewage in the unit area is temporarily stored in the sewage channel, the cut-off part is opened after sunny days, a first water outlet of the diversion device is opened, the temporarily stored domestic sewage is conveyed to the municipal sewage pipe, for initial rainwater and middle and later rainwater, the first water outlet of the diversion device can be opened in the initial rainwater stage, the second water outlet is closed, the initial rainwater is also conveyed to the municipal sewage pipe, and the first water outlet of the diversion device can be closed in the middle and later rainwater stage, the second delivery port is opened, and middle and later stage rainwater is carried to municipal administration downspout, and this system is from the source with sewage and rainwater separation, when reforming transform current pipe network, can only reform transform the bilge drain, and it is simple to reform transform, and the construction degree of difficulty is low, and the efficiency of construction is high, and is with low costs.

The above description of the novel sewer and drainage system provided by the present invention is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features and advantages of the present invention more obvious and understandable, the following detailed description of the present invention is given.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a cross-sectional view of a first embodiment of the present invention;

FIG. 2 is a cross-sectional view of a septum in accordance with an embodiment of the present invention;

FIG. 3 is a cross-sectional view of a septum in a second embodiment of the utility model;

FIG. 4 is a cross-sectional view of a septum in a third embodiment of the utility model;

FIG. 5 is a cross-sectional view of a septum in accordance with an embodiment of the present invention;

FIG. 6 is a cross-sectional view of the main components of the drainage system of the present invention;

FIG. 7 is a system diagram of a second embodiment of the present invention

Fig. 8 is a system diagram of a third embodiment of the utility model.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention belong to the protection scope of the present invention; the "and/or" keyword referred to in this embodiment represents sum or two cases, in other words, a and/or B mentioned in the embodiment of the present invention represents two cases of a and B, A or B, and describes three states where a and B exist, such as a and/or B, which represents: only A does not include B; only B does not include A; including A and B.

Also, in embodiments of the utility model where an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When one component is said to be "in communication with" another component, it can be directly connected to the other component or intervening components may be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used in the embodiments of the present invention are for illustrative purposes only and are not intended to limit the present invention.

Before describing the present invention, the following explanation is made for terms and terms related to the present invention, so as to enable those skilled in the art to understand the present invention more clearly and clearly, and further to support the technical problems to be solved and the technical effects to be achieved, and before describing the present invention:

the unit area, in particular to the functional units such as various districts, markets, vegetable markets, hospitals and the like, can generate the area of domestic sewage, and the functional units convey sewage and rainwater to municipal confluence.

A sewage branch pipe, which is a facility for transporting sewage in a unit area; the municipal confluence pipe is a pipeline used for conveying rainwater or sewage or mixed water of the rainwater and the sewage in a municipal pipeline.

Downstream, it means that a reference position is set, from which the water flow passes, the area passing before the reference position is upstream, and the area passing after the reference position is downstream.

According to whether the rainfall behavior occurs or not, the period related in the utility model can be divided into a sunny day and a rainy day, namely a rainfall period and a non-rainfall period, wherein the rainfall period refers to the period of the rainfall behavior and can be understood as the rainy day; the non-rainfall period is a period opposite to the rainfall period, and is a period in which no rainfall action occurs, and may be understood as a sunny day. Or according to the size of rainfall, the period referred in the utility model can be divided into a rainfall period and a non-rainfall period, wherein the rainfall period refers to the period when the rainfall reaches a certain rainfall threshold value and can be understood as the period when the rainfall is slightly larger; the non-rainfall period is a period opposite to the rainfall period, and refers to a period when the rainfall is less than the rainfall threshold, and may be understood as a period when there is no rainfall or when the rainfall is small.

In the utility model, the specific mode of the rainfall period and the non-rainfall period is determined, and the determination is not limited, and can be selected and determined according to the actual operation requirement; in other words, any of the above-described ways of determining periods of rainfall and periods of non-rainfall is suitable for use in the present invention. However, the present invention is applicable to both the determination method of whether rainfall occurs and the determination method of whether the rainfall reaches a certain rainfall threshold, as long as the determination method of whether rainfall occurs or whether the rainfall reaches a certain rainfall threshold can be achieved.

Of course, it should be understood by those skilled in the art that since certain errors are allowed in the drainage process of rainwater and/or sewage in the actual operation process, certain errors may exist in the specific division of each period, for example, there is an imprecise division node between the initial rain and the middle and late rain, which results in the early rain mixed with the middle and late rain, or the initial rain/middle and late rain mixed with a small amount of sewage; the operation influence caused by the error does not affect the implementation effect of the whole technical scheme of the utility model, and can be ignored, so that the operation influence is not considered to be in the protection range of the utility model.

Example one

Referring to fig. 1 to 5, a novel sewage channel according to an embodiment of the present invention includes: the rainwater drainage device comprises a body 1, wherein a circulation channel 10 is arranged in the body 1, a plurality of rainwater holes 13 are formed in the body 1, and a plurality of water inlets 12 are formed in the side wall of the body 1; the blocking part 2 is arranged in the body 1 and is arranged along the length direction of the body 1, the circulation channel 10 is divided into an upper channel 100 and a lower channel 101, the rainwater hole 13 is communicated with the upper channel 100, and the water inlet 12 is communicated with the lower channel 101; and the cut-off part 3 is arranged at a water outlet close to the lower channel 101.

Specifically, the body 1 in this embodiment is a pipe with a square cross section, and is constructed by concrete, and includes two side walls and a bottom, and the two side walls and the bottom enclose the flow channel 10 that is, a plurality of cover plates 11 are laid on the top of the pipe, a gap is reserved between adjacent cover plates 11 and is a rainwater hole 13, the blocking part 2 is arranged along the length direction of the pipe, the flow channel 10 is divided into an upper space and a lower space, wherein the upper space is an upper channel 100, water flowing out from the rainwater hole 13 on the cover plate 11 is conveyed through the upper channel 100, the lower space is a lower channel 101, the water inlet 12 is communicated with the lower channel 101, and water flowing out from the water inlet 12 is conveyed through the lower channel 101. It is preferable for those skilled in the art that the upper and lower passages 100 and 101 are arranged up and down, and of course, left and right, as long as sewage and rainwater can be transported separately. The sewage channel is generally built in a place with a low terrain, when raining, nearby rainwater flows into the upper channel 100 through the rainwater holes 13 in the cover plate 11, domestic sewage enters the lower channel 101 through the water inlet 12, in order to avoid mixing of the sewage and the rainwater, the cut-off part 3 is specially arranged, the water outlet of the lower channel 101 is plugged in a rainy day, the domestic sewage is temporarily stored in the lower channel 101, after a fine day, the cut-off part 3 is opened, the same pipeline is utilized, so that the sewage flowing out of the sewage channel in the fine day can be ensured, the rainwater flowing out of the sewage channel in the rainy day can be ensured, the mixing of the sewage and the rainwater is solved from the source, and the construction difficulty is not large no matter the existing sewage channel is improved or the sewage channel is newly built, the construction cost is low, and the efficiency is high.

Further, the end of the body 1 of the present embodiment is provided with a collecting area 14, and the water outlets of the upper channel 100 and the lower channel 101 are both communicated with the collecting area 14. The collection area 14 serves to connect the sewer and the piping downstream of the sewer and also provides space for installation and maintenance of the closure 3.

Further, referring to fig. 2 to 5, the blocking portion 2 in this embodiment may have various forms, and each form is connected to the body 1 in a sealing manner, which is as follows:

the first method is as follows: referring to fig. 2, which is a sectional view of the partition, the partition 2 of the present embodiment includes a partition 20, the partition 20 is hermetically connected to two sidewalls of the body 1, a space above the partition 20 is an upper channel 100, and a space below the partition 20 is a lower channel 101. The baffle 20 of this embodiment is rectangular form, extends along the length direction of body 1, arranges inside body 1, and two parts about being are cut apart circulation passageway 10 in the both sides wall of baffle 20's both sides limit embedding body 1, baffle 20's simple structure, simple to operate, if reform transform current sewer, the transformation degree of difficulty is low, and the efficiency of construction is high.

The second method comprises the following steps: referring to fig. 3, which is a sectional view of the baffle portion being a groove plate, the baffle portion 2 in this embodiment includes a groove plate 21, two sides of the groove plate 21 are hermetically connected with the body 1, a space in the groove plate 21 is an upper channel 100, and the outside of the groove plate 21 and the side wall and the bottom of the body 1 enclose a lower channel 101. Specifically, the cross sectional shape of frid 21 is the U type, the both sides of frid 21 are provided with connecting plate 22, connecting plate 22 sets up between the lateral wall top of apron 11 and body 1, and sealing connection between connecting plate 22 and the body 1, make upper channel 100 be two independent passageways with lower channel 101, guarantee that rainwater and domestic sewage can not mix, and the bottom downwardly extending of frid 21, when the frid 21 is installed, arrange frid 21 in the top of body 1 lateral wall, need not to destroy body 1, cover apron 11 again both can, the transformation is simple, the construction degree of difficulty is low.

The third method comprises the following steps: referring to fig. 4, the barrier portion 2 includes a partition plate 20, two side edges of the partition plate 20 extend upwards to form side plates, the two side plates are attached to the inner wall of the body 1, the partition plate 20 is fixed on the inner wall of the body 1 through bolts, and a gap between the partition plate 20 and the body 1 is sealed through a sealant or the like. The body 1 is not required to be damaged, the transformation is simple, and the construction difficulty is low.

The method is as follows: referring to fig. 5, the barrier portion 2 includes a partition plate 20 and a support frame, the support frame is fixed on the inner wall of the body 1, the partition plate 20 is erected on the support frame, and a gap between the partition plate 20 and the body 1 is sealed by a sealant or the like. The body 1 does not need to be damaged, the transformation is simple, and the construction difficulty is low.

The cut-off portion 3 in this embodiment may be a gate, a weir gate, a flexible cut-off device, or the like, which is installed in a well structure such as an installation well, and it is within the scope of the present invention for those skilled in the art to realize the on/off of the water flow at the position of the cut-off portion 3. When the cut-off part 3 is flexible cut-off equipment, a sleeve is arranged at a water outlet of the lower channel 101, the sleeve is fixed on a pipe wall of a pipe orifice of the lower channel 101, the flexible cut-off equipment comprises a double-layer rubber sleeve, the outer layer of the rubber sleeve is attached to the inner wall of the sleeve, the end part of the rubber sleeve is fixed on the pipe wall through a gland, when the rubber sleeve is inflated, the pipe orifice is closed, and after the rubber sleeve is deflated, the pipe orifice is opened, the structure is simple, and the installation is convenient.

Example two

Referring to fig. 1 to 7, a second embodiment of the present invention provides a drainage system, including: the sewage treatment system comprises a municipal administration confluence pipe and a unit area, wherein a sewage branch pipe and the novel sewage channel of the first embodiment are arranged in the unit area, and the novel sewage channel comprises a body 1, a blocking part 2 and a cut-off part 3; municipal administration confluence pipe links to each other with body 1's delivery port, the water inlet of sewage branch union coupling lower channel 101, closure 3 closes, novel sewage ditch's upper channel 100 and municipal administration confluence pipe 7 intercommunication, closure 3 opens, lower channel 101 and municipal administration confluence pipe 7 intercommunication, municipal administration confluence pipe 7's end is provided with diverging device 40, when fine, diverging device 40 shunts domestic sewage to sewage treatment plant, during rainy day, diverging device 40 shunts initial stage rainwater to sewage treatment plant, middle and later stage rainwater shunts to natural water, because the problem that sewage and rainwater mix has been solved from the source, the rethread sets up at the terminal diverging device 40 of municipal administration confluence pipe 7 and carries out the reposition of redundant personnel of decontaminating, reduce sewage treatment plant's handling capacity, resources are saved, avoid sewage to get into natural water, the environmental protection.

Specifically, using the system of this embodiment, the flow dividing device 40 is a flow dividing well, and this flow dividing well has a water inlet, a first water outlet and a second water outlet, wherein the water inlet communicates with the municipal flow combining pipe 7 on its upstream, the first water outlet communicates with the sewage treatment plant, the second water outlet communicates with the municipal flow combining pipe 7 on its downstream, and the first water outlet and the second water outlet are provided with water conservancy switches respectively for controlling the connection or disconnection of the corresponding first water outlet and the corresponding second water outlet. In fine days, the cut-off part 3 is opened, the first water outlet is opened, the outlet of the lower channel 101 is communicated, the domestic sewage flows into the municipal confluence pipe through the lower channel, in rainy days, the cut-off part 3 is closed, the water outlet of the lower channel 101 is blocked, the domestic sewage temporarily exists in the lower channel 101, after fine days, the cut-off part 3 is opened, the rainwater is converged into the upper channel 100 and flows into the downstream shunting device 40 through the upper channel 100, in the initial stage of rainwater, the first water outlet is opened, the initial stage of rainwater is shunted to the sewage treatment plant, in the middle and later stages of rainwater, the first water outlet is closed, the second water outlet is opened, the middle and later stages of rainwater are shunted to the downstream municipal confluence pipe and then flows into natural water bodies, in the embodiment, the same pipeline is utilized in the unit area, so that the sewage flows out of the sewage channels in fine days can be ensured, in rainy days, the rainwater flows out of the sewage channels in the rainy days, solve sewage and rainwater from the source and mix, need not to reform transform municipal administration confluent pipe, the sewage ditch construction degree of difficulty is not big, and construction cost is low, and is efficient.

Preferably, the shut-off portion 3 is a flexible shut-off device, which is mounted at the outlet of the lower channel 101. The delivery port of passageway 101 sets up a sleeve pipe down, and the sleeve pipe is fixed on the pipe wall that passageway 101 mouth of pipe goes out down, and flexible cut-off equipment includes double-deck rubber sleeve, and rubber sleeve's skin and the laminating of intraductal wall of cover, rubber sleeve's tip pass through the gland to be fixed on the pipe wall, when aerifing in the rubber sleeve, the mouth of pipe is closed, and after the rubber sleeve gassing, the mouth of pipe is opened, simple structure, simple to operate.

Further, this embodiment still includes power, air compressor machine and solenoid valve, and the air compressor machine passes through the gas transmission pipeline and links to each other with flexible cut-off equipment, and the solenoid valve sets up on the gas transmission pipeline, and the power is connected with the solenoid valve electricity. The flexible cut-off device is controlled to be inflated or deflated through the electromagnetic valve.

Preferably, the power supply of the present embodiment includes a solar cell. The solar cell is used as a power supply in the embodiment, so that the problem of electricity utilization in a public area is solved, solar energy is utilized, the energy conversion efficiency of the solar cell panel is fully exerted, and the power generation cost is reduced.

EXAMPLE III

Referring to fig. 8, the third embodiment provides a drainage system, which includes a municipal sewer pipe 5, a municipal rainwater pipe 6 and a unit area, wherein a confluent branch pipe 4 and the novel sewage channel are arranged in the unit area, and the novel sewage channel includes a body 1, a blocking part 2 and a cut-off part 3;

the confluence branch pipe 4 is connected with a water outlet of the body 1, the sewage branch pipe is connected with a water inlet of the lower channel 101, the cut-off part 3 is closed, the upper channel 100 of the novel sewage channel is communicated with the confluence branch pipe 4, the cut-off part 3 is opened, and the lower channel 101 is communicated with the confluence branch pipe 4;

the confluence branch pipe 4 is provided with a shunt device 40, one outlet of the confluence branch pipe 4 at the upstream of the inlet connector of the shunt device 40 is connected with a municipal sewage pipe 5, and the other outlet is connected with a municipal rainwater pipe 6.

Specifically, the diversion device 40 in this embodiment is a diversion well, which has a water inlet, a first water outlet and a second water outlet, wherein the water inlet is communicated with the upstream confluence branch pipe 4, the first water outlet is communicated with the municipal sewage pipe 5, the second water outlet is communicated with the municipal rainwater pipe 6, and the first water outlet and the second water outlet are both provided with water switches, which respectively control the connection or disconnection of the corresponding first water outlet and second water outlet, the closure part 3 is opened when the weather is fine, the first water outlet is opened, the second water outlet is closed, the domestic sewage in the unit area is delivered to the municipal sewage pipe 5, the closure part 3 is closed when the weather is rainy, the domestic sewage in the unit area is temporarily stored in the sewage channel, after the weather is fine, the closure part 3 is opened, the first water outlet is opened, the temporarily stored domestic sewage is delivered to the municipal sewage pipe 5, for the initial rainwater and the middle and later stage rainwater, if initial stage rainwater can be opened first delivery port, the second delivery port is closed, and initial stage rainwater also carries to municipal sewage pipe 5, if the middle and later stage rainwater can be closed first delivery port, the second delivery port is opened, and middle and later stage rainwater is carried to municipal rainwater pipe 6, adopts this system, from the source with sewage and rainwater separation, when reforming transform current pipe network, can only reform transform the bilge drain, the transformation is simple, the construction degree of difficulty is low, the efficiency of construction is high, and is with low costs.

In addition, for structural features specifically disclosed in the third embodiment, reference may be made to the first embodiment and the second embodiment, which are not described in detail herein; the flow dividing device in the second and third embodiments can also be a cut-off well with a groove type, weir type or groove-weir type structure, and the above embodiments only give reference to one structure.

Finally, it should be noted that while the preferred embodiments of the present invention have been described, additional variations and modifications of these embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the utility model. It will be apparent to those skilled in the art that various modifications and variations can be made in the embodiments of the present invention without departing from the spirit or scope of the embodiments of the utility model. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to encompass such modifications and variations.

Claims (10)

1. A novel sewage ditch, its characterized in that includes:

the rainwater drainage device comprises a body (1), wherein a circulation channel (10) is arranged in the body (1), a plurality of rainwater holes (13) are formed in the body (1), and a plurality of water inlets (12) are formed in the side wall of the body (1);

the blocking part (2) is arranged in the body (1) and arranged along the length direction of the body (1), the circulation channel (10) is divided into an upper channel (100) and a lower channel (101), the rainwater hole (13) is communicated with the upper channel (100), and the water inlet (12) is communicated with the lower channel (101);

and the interception part (3) is arranged at a position close to the water outlet of the lower channel (101).

2. A novel sewer according to claim 1, characterized in that the end of the body (1) is provided with a collection area (14), and the water outlets of the upper channel (100) and the lower channel (101) are communicated with the collection area (14);

and/or a cover plate (11) is arranged on the body (1), and the rainwater hole (13) is arranged on the cover plate (11).

3. A novel sewer according to claim 1, wherein said barrier (2) comprises a partition (20), said partition (20) is sealingly connected to both side walls of said body (1), the space above said partition (20) is said upper channel (100), and the space below said partition (20) is said lower channel (101).

4. The novel sewer according to claim 1, wherein the barrier portion (2) comprises a groove plate (21), two sides of the groove plate (21) are hermetically connected with the body (1), the space in the groove plate (21) is the upper channel (100), and the outer portion of the groove plate (21) and the side wall and the bottom of the body (1) enclose to form the lower channel (101).

5. A novel sewer according to claim 4, characterized in that said trough plate (21) is provided with connecting plates (22) at both sides thereof, said connecting plates (22) being provided at the top of the side walls of said body (1).

6. A novel sewer according to claim 1, characterized in that said cut-off portion (3) is one of a gate, a weir, a valve or a flexible cut-off.

7. A drainage system, comprising: municipal sewer pipes and a unit area, in which sewage branches and a novel sewer according to any of claims 1 to 6 are arranged, comprising a body (1), a barrier (2) and a cut-off (3);

municipal administration confluence pipe with the delivery port of body (1) links to each other, and water inlet (12) of lower passageway (101) are connected to the sewage branch pipe, closure portion (3) are closed, novel sewer upper channel (100) with municipal administration confluence pipe intercommunication, closure portion (3) are opened, lower passageway (101) with municipal administration confluence pipe intercommunication.

8. The drainage system of claim 7, wherein: the cut-off portion (3) is a flexible cut-off device, which is mounted at the outlet of the lower channel (101).

9. The drainage system of claim 8, wherein: still include, power, air compressor machine and solenoid valve, the air compressor machine pass through the gas transmission pipeline with flexible cut-off equipment links to each other, the solenoid valve set up in on the gas transmission pipeline, the power with the solenoid valve electricity is connected.

10. A drainage system, comprising: a municipal sewer pipe (5), a municipal storm drain (6) and a unit area, wherein a confluence branch pipe (4) and a novel sewer according to any one of claims 1 to 6 are arranged in the unit area, and the novel sewer comprises a body (1), a baffle part (2) and a cut-off part (3);

the confluence branch pipe (4) is connected with a water outlet of the body (1), a sewage branch pipe is connected with a water inlet (12) of a lower channel (101), the cut-off part (3) is closed, an upper channel (100) of the novel sewage channel is communicated with the confluence branch pipe (4), the cut-off part (3) is opened, and the lower channel (101) is communicated with the confluence branch pipe (4);

the confluence branch pipe (4) is provided with a flow dividing device (40), one outlet of the confluence branch pipe (4) at the upstream of an inlet connector of the flow dividing device (40) is connected with the municipal sewage pipe (5), and the other outlet of the confluence branch pipe is connected with the municipal rainwater pipe (6).

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