CN214784499U

CN214784499U - Rain sewage diverging device

Info

Publication number: CN214784499U
Application number: CN202120963599.4U
Authority: CN
Inventors: 曹家伟; 邱蓉; 计翔; 黄煜金
Original assignee: SHANGHAI JOHNSON ARCHITECTURAL & ENGINEERING DESIGN CONSULTANTS Ltd
Current assignee: SHANGHAI JOHNSON ARCHITECTURAL & ENGINEERING DESIGN CONSULTANTS Ltd
Priority date: 2021-05-07
Filing date: 2021-05-07
Publication date: 2021-11-19
Anticipated expiration: 2031-05-07

Abstract

The utility model belongs to the field of a flow dividing device and discloses a rainwater and sewage flow dividing device, which comprises a box body and a valve plate mechanism, wherein a partition plate is arranged in the box body and divides the box body into a rainwater chamber and a sewage chamber; the valve plate mechanism comprises a floating ball, a linkage assembly and a valve plate, the floating ball is arranged in the rainwater chamber, the valve plate is arranged in the sewage chamber, one end of the linkage assembly is connected with the floating ball, and the other end of the linkage assembly is connected with the valve plate; in the initial state, the floating ball is positioned at the bottom of the rainwater chamber, the valve plate closes the through hole, and when the floating ball floats upwards, the valve plate is driven to rotate through the linkage assembly, so that the valve plate is gradually far away from the through hole, and the sewage outlet is gradually closed. The utility model discloses the nature that can judge current drainage according to the runoff rainwater that the rainy day produced is rainwater or sewage to automatically, realize the switching that the drainage went to, the reposition of redundant personnel of accurate control rainwater and sewage improves water resource utilization ratio, reduces the sewage factory and handles the load.

Description

Rain sewage diverging device

Technical Field

The utility model relates to a diverging device field indicates a rain sewage diverging device especially.

Background

In the urban sewage treatment process, the urban sewage system is seriously impacted by mixed rain and sewage, external water infiltration and suddenly increased water inflow in rainy season, and a large amount of untreated and complete sewage enters a water body to cause serious pollution to the water body. In addition, the mixed flow of rain and sewage still leads to the clean rainwater of middle and later stages can't directly discharge the river and carry out recycle, but need discharge again after sewage carries out purification treatment through sewage treatment system together with sewage, not only makes unable various water resources of better utilization, increases sewage treatment system's treatment pressure moreover.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a rain sewage diverging device can judge the nature of current drainage for rainwater or sewage according to the runoff rainwater that the rainy day produced to realize the switching that the drainage went to automatically, the reposition of redundant personnel of accurate control rainwater and sewage improves water resource utilization ratio, reduces the sewage factory treatment load.

The utility model provides a technical scheme as follows:

a rainwater and sewage diversion device comprising:

the rainwater collecting box comprises a box body, wherein a partition plate is arranged in the box body and divides the box body into a rainwater chamber and a sewage chamber, the partition plate is provided with a through hole for communicating the rainwater chamber with the sewage chamber, the rainwater chamber is provided with a rainwater inlet communicated with the rainwater chamber, the sewage chamber is provided with a confluence pipeline interface communicated with the sewage chamber, a sewage outlet and a rainwater outlet, and the position of the rainwater outlet in the box body is higher than that of the sewage outlet;

the valve plate mechanism comprises a floating ball, a linkage assembly and a valve plate, the floating ball is arranged in the rainwater chamber, the valve plate is arranged in the sewage chamber, the linkage assembly is movably arranged in the box body, one end of the linkage assembly is connected with the floating ball, and the other end of the linkage assembly is connected with the valve plate;

in the initial state, the floating ball is positioned at the bottom of the rainwater chamber, the valve plate closes the through hole, and when the floating ball floats upwards, the linkage assembly drives the valve plate to rotate, so that the valve plate is gradually away from the through hole, and the sewage outlet is gradually closed.

Further preferably, the linkage assembly comprises a first rotating wheel, a second rotating wheel, a synchronous belt, a first linkage shaft and a second linkage shaft, the first rotating wheel and the second rotating wheel are respectively and rotatably arranged on the box body, the first rotating wheel is connected with the second rotating wheel through the synchronous belt, one end of the first linkage shaft is connected with the floating ball, the other end of the first linkage shaft is connected with the first rotating wheel, one end of the second linkage shaft is connected with the second rotating wheel, and the other end of the second linkage shaft is connected with the valve plate.

Further preferably, the diameter of the first wheel is larger than the diameter of the second wheel.

Further preferably, the synchronous rotation angle ratio of the first linkage shaft to the second linkage shaft is 1: 3.

Further preferably, in an initial state, an included angle between the first linkage shaft and the partition plate is 30 degrees.

Further preferably, a third chamber which is not communicated with the rainwater chamber and the sewage chamber is further arranged in the box body, and the first rotating wheel, the second rotating wheel and the synchronous belt are all arranged in the third chamber.

Further preferably, the sewage treatment device further comprises a water baffle, wherein the water baffle is arranged in the sewage chamber, the height of the water baffle is lower than that of the sewage chamber, the sewage chamber is divided into a first cavity and a second cavity, the upper parts of the first cavity and the second cavity are communicated, the first cavity is close to the rainwater chamber, the second cavity is far away from the rainwater chamber, the sewage outlet and the confluence pipeline interface are communicated with the first cavity, and the rainwater outlet is communicated with the second cavity.

Further preferably, the sewage outlet is located at the bottom of the first chamber, and the rainwater outlet is located at the side wall of the second chamber.

Further preferably, the rainwater inlet is formed in the top of the rainwater chamber, and a grid plate is arranged at the rainwater inlet.

Further preferably, a spare rainwater connector is further formed in the side wall of the rainwater chamber.

The technical effects of the utility model reside in that:

(1) through setting up valve plate mechanism, at not raining or rainfall initial stage, under the self action of gravity of floater, the valve plate makes the through-hole on the baffle be in the closed condition or make the state of opening a little, the sewage outlet is opened, sewage and initial stage rainwater are discharged from the sewage outlet, the later stage in the rainfall, the indoor liquid level of rainwater rises, the floater come-up, through-hole and closed sewage outlet on the baffle are kept away from to the valve plate, make a large amount of rainwater get into the sewage room, and discharge from the rainwater outlet, realize rain sewage reposition of redundant personnel, improve water resource utilization, not only effectively solve prior art and can't differentiate the water pollution problem that a large amount of sewage got into the rainwater pipe network and directly discharged the water system and lead to, and can effectively solve a series of water pollution problems that mixed rain sewage direct access sewage in the confluence pipe network leads to sewage factory load exceeds standard.

(2) The rainwater and sewage separating device can effectively solve the shunting problem of the confluence vertical pipe of the building community, and does not need to face the high-altitude operation danger caused by the newly built vertical pipe of the existing building and also destroy a series of complex problems of water prevention, heat preservation, decoration, resident coordination and the like of the outer wall of the original building

Drawings

The invention will be described in further detail with reference to the following drawings and embodiments:

FIG. 1 is a top view of an embodiment of a rainwater and sewage diversion apparatus of the present invention;

fig. 2 is a cross-sectional view taken at 1-1 in fig. 1.

The reference numbers illustrate:

10. a box body; 101. a partition plate; 102. a through hole; 103. a rainwater inlet; 104. a converging pipeline interface; 105. a sewage outlet; 106. a rainwater outlet; 107. a grid plate; 108. a well cover; 109. a standby rainwater connector; 11. a rain water chamber; 12. a sewage chamber; 121. a water baffle; 122. a first chamber; 123. a second chamber; 13. a third chamber;

21. a floating ball; 22. a linkage assembly; 221. a first runner; 222. a second runner; 223. a synchronous belt; 224. a first linkage shaft; 225. a second linkage shaft; 23. a valve plate.

Detailed Description

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

For the sake of simplicity, only the parts relevant to the present invention are schematically shown in the drawings, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "one" means not only "only one" but also a case of "more than one".

It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.

In this context, it is to be understood that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not intended to indicate or imply relative importance.

The utility model provides a rainwater and sewage diverging device's concrete embodiment, as shown in fig. 1 and 2, including box 10 and valve plate mechanism. The box body 10 is internally provided with a partition plate 101, the box body 10 is divided into a rainwater chamber 11 and a sewage chamber 12 by the partition plate 101, the partition plate 101 is provided with a through hole 102 for communicating the rainwater chamber 11 with the sewage chamber 12, the rainwater chamber 11 is provided with a rainwater inlet 103 communicated with the rainwater chamber 11, the sewage chamber 12 is provided with a confluence pipeline interface 104 communicated with the sewage chamber 12, a sewage outlet 105 and a rainwater outlet 106, the position of the rainwater outlet 106 in the box body 10 is higher than that of the sewage outlet 105, and the setting height of the rainwater outlet 106 can be set according to the initial rainwater amount. The overall structure of the box body 10 can be formed by one-time injection molding of ABS/PVC, or by injection molding first and then post-processing.

Runoff rainwater enters the rainwater chamber 11 from a rainwater inlet 103 of the rainwater chamber 11, a confluence pipeline interface 104 on the sewage chamber 12 is used for connecting a confluence pipeline needing shunting, when raining does not occur, sewage is introduced into the sewage chamber 12 from the confluence pipeline interface 104, and when raining occurs, mixed rainwater and sewage are introduced into the sewage chamber 12 from the confluence pipeline interface 104. The sewage outlet 105 is used for connecting an outward-discharging sewage pipeline, and the rainwater outlet 106 is used for connecting an outward-discharging rainwater pipeline.

Preferably, the size of the merging conduit interface 104 is phi 110, the size of the sewage outlet 105 is phi 110, and the size of the rain outlet 106 is phi 160.

The valve plate mechanism comprises a floating ball 21, a linkage assembly 22 and a valve plate 23, the floating ball 21 is arranged in the rainwater chamber 11, the valve plate 23 is arranged in the sewage chamber 12, the linkage assembly 22 is movably arranged in the box body 10, one end of the linkage assembly 22 is connected with the floating ball 21, and the other end of the linkage assembly 22 is connected with the valve plate 23. Preferably, the float 21, the linkage assembly 22 and the valve plate 23 are all made of stainless steel, the size of the float 21 is phi 50, and the size of the valve plate 23 is phi 130.

In an initial state, the floating ball 21 is located at the bottom of the rainwater chamber 11, the valve plate 23 closes the through hole 102, at this time, the rainwater chamber 11 is not communicated with the sewage chamber 12, after runoff rainwater enters the rainwater chamber 11, the liquid level in the rainwater chamber 11 rises, the floating ball 21 floats with the rising of the liquid level, the floating ball 21 is connected with the linkage assembly 22, the linkage assembly 22 is driven to rotate after the rising of the floating ball 21, the linkage assembly 22 drives the valve plate 23 to rotate, the valve plate 23 is gradually far away from the through hole 102 and gradually closes the sewage outlet 105, after the valve plate 23 is far away from the through hole 102 on the partition plate 101 and closes the sewage outlet 105, the rainwater chamber 11 is communicated with the sewage chamber 12, and rainwater in the rainwater chamber 11 can enter the sewage chamber 12 through the through hole 102 on the partition plate 101 and is discharged through the rainwater outlet 106 on the sewage chamber 12.

The utility model discloses a rain sewage diverging device's working process does:

when the rain is not raining, the floating ball 21 is located at the bottom of the rain chamber 11, the valve plate 23 is maintained in the state of closing the through hole 102 on the partition plate 101 under the action of the gravity of the floating ball 21, the sewage outlet 105 is in the open state, and the sewage introduced into the sewage chamber 12 from the confluence pipe joint 104 is directly discharged into the sewage pipe from the sewage outlet 105.

During the initial stage of rainfall, the initial stage rainwater gets into in the rainwater room 11 through rainwater import 103 on the rainwater room 11, liquid level rises gradually in the rainwater room 11, drive floater 21 come-up, valve plate 23 that the through-hole 102 department was in the state of opening a little on the baffle 101, partly initial stage rainwater gets into in the sewage room 12 from through-hole 102 on the baffle 101, because of the rainfall that gets into sewage room 12 is less, the liquid level in the sewage room 12 is less than rainwater export 106, the initial stage rainwater that gets into in the sewage room 12 and the mixed rain sewage that discharges into sewage room 12 from confluence pipeline interface 104 all discharge from sewage export 105. In the early stage of rainfall, the mixed rain sewage discharged into the sewage chamber 12 from the confluent pipe joint 104 is mixed water of initial rainwater and sewage, and the initial rainwater pollutant concentration of scouring non-point source pollution is high, so that the mixed rainwater sewage needs to be discharged to a sewage plant from the sewage outlet 105 for treatment.

When the rainfall is bigger and bigger, the floating ball 21 continues to float, the through hole 102 on the partition board 101 is completely opened, the sewage outlet 105 is closed by the valve plate 23, a large amount of middle and later stage rainwater in the rainwater chamber 11 enters the sewage chamber 12, the liquid level in the sewage chamber 12 continues to rise, when the liquid level exceeds the height of the rainwater outlet 106, a large amount of middle and later stage rainwater is discharged from the rainwater outlet 106, at this moment, although the confluence pipeline interface 104 is introduced with mixed rainwater, the amount of sewage in the rainwater is smaller than that of a large amount of rainwater entering the sewage chamber 12, and the quantity of sewage can be ignored.

In the later stage of rainfall, the rainfall is less and less, the liquid level in the rainwater chamber 11 is gradually reduced, the valve plate 23 is gradually far away from the sewage outlet 105, the through hole 102 in the partition plate 101 is gradually closed, and the sewage entering the sewage chamber 12 is discharged from the sewage outlet 105.

Since the initial rainwater pollutants of the scour non-point source pollution have high concentration, the initial rainwater is not recommended to be directly discharged from the rainwater outlet 106 to a rainwater pipe network or other water storage devices, and needs to be discharged together with sewage into a sewage treatment facility for sewage treatment. The late mid-term rainwater pollutants are of lower concentration and therefore can be discharged through the rainwater outlet 106.

The utility model discloses a rain sewage diverging device, initial stage rainwater and sewage are followed sewage outlet 105 discharges to carry out purification treatment, the lower rainwater of middle and later stage pollutant concentration directly emits into the rainwater pipe net or inserts other water storage device, carries out the recycle of water resource, not only realizes the reposition of redundant personnel of rainwater and sewage, can realize the reposition of redundant personnel of initial stage rainwater and middle and later stage rainwater moreover, when lightening sewage treatment pressure, improves water resource recovery and utilization ratio.

In one embodiment, as shown in fig. 2, the linkage assembly 22 includes a first wheel 221, a second wheel 222, a timing belt 223, a first linkage shaft 224 and a second linkage shaft 225, the first wheel 221 and the second wheel 222 are respectively rotatably disposed on the housing 10, the first wheel 221 and the second wheel 222 are connected to the housing 10 through a rotation shaft, the first wheel 221 and the second wheel 222 are connected through the timing belt 223, one end of the first linkage shaft 224 is connected to the float 21, the other end of the first linkage shaft 224 is connected to the first wheel 221, one end of the second linkage shaft 225 is connected to the second wheel 222, and the other end of the second linkage shaft 225 is connected to the valve plate 23.

In the initial state, the valve plate 23 is fixed in the vertical state by the gravity of the floating ball 21, so that the valve plate 23 closes the through hole 102 in the partition plate 101. When the liquid level in the rainwater chamber 11 rises, the floating ball 21 rises along with the rising of the liquid level, the first linkage shaft 224 is connected with the floating ball 21, the floating ball 21 rises to drive the first linkage shaft 224 to rotate, the first linkage shaft 224 is fixedly connected with the first rotating wheel 221, the first linkage shaft 224 rotates to drive the first rotating wheel 221 to rotate around the rotating shaft of the first linkage shaft, the first rotating wheel 221 is connected with the second rotating wheel 222 through the synchronous belt 223, the first rotating wheel 221 rotates to drive the second rotating wheel 222 to rotate, the second linkage shaft 225 is fixedly connected with the second rotating wheel 222, the second rotating wheel 222 rotates to drive the second linkage shaft 225 to rotate, the second linkage shaft 225 rotates to drive the valve plate 23 to rotate, the valve plate 23 is enabled to be gradually far away from the through hole 102 in the partition plate 101, and then the sewage outlet 105 is gradually closed. When the float 21 is lowered, the valve plate 23 rotates in the reverse direction, i.e., gradually moves away from the waste water outlet 105, and then gradually closes the through hole 102 of the partition 101.

The diameter of the first pulley 221 is larger than the diameter of the second pulley 222. The synchronous rotation angle ratio of the first linkage shaft 224 to the second linkage shaft 225 is 1: 3. In an initial state, an included angle between the first linkage shaft 224 and the partition plate 101 is 30 degrees, and when the floating ball 21 floats upwards to drive the first linkage shaft 224 to rotate by 30 degrees, the second linkage shaft 225 rotates by 90 degrees, so that the valve plate 23 just rotates from a vertical state to a horizontal state to close the sewage outlet 105. When the floating ball 21 continues to float, the first linkage shaft 224 does not rotate any more through the limiting action of the partition plate 101, and the valve plate 23 is kept in a state of closing the sewage outlet 105.

Preferably, as shown in fig. 1, a third chamber 13 which is not communicated with the rainwater chamber 11 and the sewage chamber 12 is further disposed in the box body 10, and the first rotating wheel 221, the second rotating wheel 222 and the synchronous belt 223 are disposed in the third chamber 13. The first pulley 221, the second pulley 222, and the timing belt 223 are disposed in the third chamber 13, and can be prevented from being damaged by long-term immersion in water.

Besides synchronous rotation of the rotating wheel and the synchronous belt 223, the first linkage shaft 224 and the second linkage shaft 225 can also be synchronously rotated by means of gear engagement, or synchronously rotated by means of other existing synchronous mechanisms.

In one embodiment, as shown in fig. 1 and 2, a water baffle 121 is disposed in the sewage chamber 12, the height of the water baffle 121 is lower than that of the sewage chamber 12, the water baffle 121 divides the sewage chamber 12 into a first chamber 122 and a second chamber 123, the upper portions of the first chamber 122 and the second chamber are communicated, the first chamber 122 is disposed close to the rainwater chamber 11, the second chamber 123 is disposed far away from the rainwater chamber 11, the sewage outlet 105 and the confluence pipeline interface 104 are both communicated with the first chamber 122, and the rainwater outlet 106 is communicated with the second chamber 123. The sewage outlet 105 is located at the bottom of the first chamber 122 and the rain outlet 106 is located at the side wall of the second chamber 123.

The water baffle 121 is arranged in the sewage chamber 12, the water baffle 121 is approximately parallel to the partition plate 101, the sewage chamber 12 is divided into a first chamber 122 and a second chamber 123 by the water baffle 121, the upper part of the first chamber 122 is communicated with the upper part of the second chamber 123, in the early stage of rainfall, initial rainwater in the rainwater chamber 11 enters the first chamber 122 from the through hole 102 on the partition plate 101, sewage discharged from the confluence pipeline interface 104 also enters the first chamber 122, initial rainwater and sewage entering the first chamber 122 are discharged from the sewage outlet 105 at the bottom of the first chamber 122, the liquid level in the rainwater chamber 11 continues to rise, more and more rainwater enters the first chamber 122, so that when the liquid level in the first chamber 122 exceeds the height of the water baffle 121, rainwater enters the second chamber 123 from the top of the water baffle 121 and then is discharged from the rainwater outlet 106 at the side wall of the second chamber 123.

Through set up breakwater 121 in sewage room 12, can be when the rainfall reaches a quantitative, the rainwater just discharges from rainwater export 106 to more accurately control the reposition of redundant personnel of initial stage rainwater and middle and later stage rainwater, and set up breakwater 121 after, rainwater export 106 can set up the lower department at the second chamber 123 lateral wall, make the rainwater in the second chamber 123 discharge completely.

In one embodiment, as shown in fig. 1 and 2, a rainwater inlet 103 is opened at the top of the rainwater chamber 11, and a grid plate 107 is provided at the rainwater inlet 103. The top of box 10 is equipped with well lid 108, and well lid 108 uses with box 10 is supporting, and the trompil is seted up to well lid 108 position that corresponds rainwater room 11 and is formed rainwater inlet 103, supplies the runoff rainwater to get into rainwater room 11, and the grid plate 107 that rainwater inlet 103 department set up can be in runoff rainwater entering rainwater room 11 before preliminary interception pollutant. Preferably, the manhole cover 108 is made of composite resin, the thickness of the grid plate 107 is 30mm, and the center distance between adjacent grids is 25 mm.

Optionally, a spare rainwater connector 109 is further formed in a side wall of the rainwater chamber 11, and the spare rainwater connector 109 is used for connecting a rainwater pipe and is used as a substitute for runoff rainwater which cannot directly enter the rainwater chamber 11 from the rainwater inlet 103. Preferably, spare rain water interface 109 is of size φ 110.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A rainwater and sewage flow dividing device, comprising:

2. The rainwater and sewage flow distribution device according to claim 1, wherein the linkage assembly comprises a first rotating wheel, a second rotating wheel, a synchronous belt, a first linkage shaft and a second linkage shaft, the first rotating wheel and the second rotating wheel are respectively and rotatably arranged on the box body, the first rotating wheel and the second rotating wheel are connected through the synchronous belt, one end of the first linkage shaft is connected with the floating ball, the other end of the first linkage shaft is connected with the first rotating wheel, one end of the second linkage shaft is connected with the second rotating wheel, and the other end of the second linkage shaft is connected with the valve plate.

3. The rainwater flow distribution device of claim 2 wherein the diameter of said first wheel is greater than the diameter of said second wheel.

4. The rainwater and sewage splitting device according to claim 3, wherein the synchronous rotation angle ratio of the first linkage shaft to the second linkage shaft is 1: 3.

5. The rainwater and sewage separating device according to claim 2, wherein in an initial state, the included angle between the first linkage shaft and the partition plate is 30 degrees.

6. The rainwater and sewage separating device according to claim 2, wherein a third chamber which is not communicated with the rainwater chamber and the sewage chamber is further arranged in the box body, and the first rotating wheel, the second rotating wheel and the synchronous belt are arranged in the third chamber.

7. The rainwater and sewage separating device according to claim 1, further comprising a water baffle, wherein the water baffle is arranged in the sewage chamber, the height of the water baffle is lower than that of the sewage chamber, the water baffle divides the sewage chamber into a first chamber and a second chamber, the upper parts of the first chamber and the second chamber are communicated with each other, the first chamber is arranged close to the rainwater chamber, the second chamber is arranged far away from the rainwater chamber, the sewage outlet and the confluence pipeline interface are both communicated with the first chamber, and the rainwater outlet is communicated with the second chamber.

8. The rainwater flow distribution device according to claim 7 wherein said sewage outlet is located at the bottom of said first chamber and said rainwater outlet is located at the side wall of said second chamber.

9. The rainwater and sewage separating device according to claim 1, wherein the rainwater inlet is formed at the top of the rainwater chamber, and a grid plate is arranged at the rainwater inlet.

10. The rainwater and sewage separating device according to claim 1, wherein a spare rainwater connector is further formed on the side wall of the rainwater chamber.