CN217027360U

CN217027360U - Pre-buried formula drainage collector of ventilating

Info

Publication number: CN217027360U
Application number: CN202023202650.4U
Authority: CN
Inventors: 林国强
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2022-07-22
Anticipated expiration: 2030-12-28

Abstract

The utility model relates to a pre-embedded drainage and ventilation manifold, which mainly aims to solve the problem that the existing pre-embedded drainage manifold needs to occupy larger building plane space when three vertical pipes, namely a sewage vertical pipe, a wastewater vertical pipe and a ventilation vertical pipe, are arranged. The technical scheme is as follows: a pre-buried drainage and ventilation collector comprises a wastewater vertical pipe section, an exhaust vertical pipe section, a sewage vertical pipe section, a wastewater communication section and a sewage vertical pipe air duct; the exhaust vertical pipe section is positioned between the wastewater vertical pipe section and the sewage vertical pipe section, and the wastewater vertical pipe section is connected and communicated with the exhaust vertical pipe section through a wastewater communication section; the sewage vertical pipe section is communicated with the exhaust vertical pipe section through a sewage vertical pipe air passage; the waste water communicating section is composed of a drainage air duct, an air duct and an integrated water seal. The utility model can realize that the gathering device is directly embedded under the condition that the toilet adopts drainage at the same floor and the vertical pipe sewage and wastewater with the special ventilating vertical pipe are shunted, saves the building plane space, realizes no peculiar smell in the toilet and improves the production and installation efficiency.

Description

Pre-buried formula drainage concentrator of ventilating

Technical Field

The utility model relates to a drainage concentrator, in particular to a pre-embedded drainage and ventilation concentrator.

Background

When the traditional toilet drainage system for high-rise and super high-rise buildings requires sewage and wastewater diversion drainage of vertical pipes, three vertical pipes are required, one is used for discharging sewage, one is used for discharging wastewater, and one is used for ventilating the vertical pipe, because the drainage of the sewage and wastewater pipe is required to be met, the drainage cannot flow into the ventilating vertical pipe, and the pressure fluctuation generated by ventilating the ventilating vertical pipe to balance the drainage in the drainage vertical pipe cannot be influenced, and the water seal of the drainage system cannot be damaged, when the ventilating vertical pipe and the drainage vertical pipe are designed, a ventilating flow channel of the ventilating vertical pipe or a mode of widening the distance of the three vertical pipes is mostly adopted, the space of a pipe well or a pipe gallery for placing the drainage vertical pipe is required to be enlarged, so the building plane space is occupied, the drainage ventilating pipe fitting which can be used for pre-embedding in the current market is used for connecting a drainage device, and the drainage horizontal pipe is required to be laid on the same floor surface of the ground structure under the condition of 100mm-120mm, in order to meet the technical requirements that the height of a water seal is not less than 50mm, a drainage flow channel needs to be smooth, the floor thickness of a ground structure is low, and sewage of a drainage vertical pipe cannot flow into the water seal, pre-embedded ventilation pipe fittings need to be expanded or lower joints of the pipe fittings need to extend into a lower layer space, a template for supporting the ground floor slab for pouring concrete needs to be provided with a hole, and lower joints of pre-embedded fittings need to penetrate through the ground floor structure layer, so that the process is complicated, the construction cost is increased, and the hidden trouble of ground water leakage exists, and if pre-embedded, the template does not need to be provided with a hole, and under the condition that the thickness of the ground floor structure is low (within the range of 100mm-120mm), the water seal height needs to be reduced and the flow channel width needs to be reduced, so that peculiar smell is easily generated in toilets, kitchens and balconies, and the potential safety hazard of blockage is caused.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art, and provides a ventilating vertical pipe for a building toilet, which can meet the shunting and discharging of sewage and wastewater of the vertical pipe when a special ventilating vertical pipe needs to be arranged, can not damage a water seal in a drainage system, can reduce the occupation of parts on a building plane space because the ventilating vertical pipe does not need to be expanded, can avoid the need of supporting a template for pouring concrete to open holes when a product is embedded in a building structure floor slab, can not increase the occupation of the product on the building plane space, and does not need an additional H-shaped pipe fitting. After the template is removed, the embedded part is easy to connect and seal the upper vertical pipe and the lower vertical pipe, and the embedded type drainage and ventilation collector can be quickly installed and removed under the conditions that the height of a water seal is not less than 50mm, the width of a flow channel is large, the blockage is not easy, the drainage of the vertical pipes cannot flow into the water seal, and the thickness of a floor slab of a ground structure is small.

The pre-embedded drainage and ventilation collector consists of a wastewater vertical pipe section, an exhaust vertical pipe section, a sewage vertical pipe section, a wastewater communication section and a sewage vertical pipe air duct. The exhaust vertical pipe section is positioned between the wastewater vertical pipe section and the sewage vertical pipe section; the wastewater vertical pipe section is connected and communicated with the exhaust vertical pipe section through a wastewater communicating section, and the narrowest cross-sectional area of the communicating channel is more than 1600mm^2.(ii) a The sewage vertical pipe section is connected and communicated with the exhaust vertical pipe section through a sewage vertical pipe air passage, and the narrowest cross-sectional area of the communication passage is more than 1600mm^2.(ii) a The vertical sewage pipe sections are communicated up and down and are composed of vertical pipe drainage communicating sections and horizontal sewage pipe connecting sections; the vertical pipe drainage communicating section is provided with a lower connector and a first exhaust passage port, the first exhaust passage port is positioned above the lower connector and below the sewage transverse pipe connecting section, and the transverse length of the first exhaust passage port is greater than the vertical height, and the open section area of the first exhaust passage port is greater than 1600mm²(ii) a The sewage horizontal pipe connecting section is positioned above the vertical pipe drainage communicating section, an upper connector and a sewage horizontal pipe connector are arranged on the sewage horizontal pipe connecting section, and the height difference between the highest position a of the first exhaust channel port and the bottom f of the outer wall of the sewage horizontal pipe connector is more than 20 mm; the exhaust vertical pipe section consists of a first upper connector, a first lower connector, a second exhaust channel port and a third exhaust channel port; the first upper interface is communicated with the first lower interface up and down, the second exhaust channel port is communicated with the first exhaust channel port, and the lowest part of the second exhaust channel port is higher than the highest part communicated with the first exhaust channel port; the third exhaust passage port is communicated and connected with the wastewater vertical pipe section; the sewage vertical pipe air duct has a horizontal section with a width larger than 10mm, a length larger than 40mm and a horizontal sectional area larger than 1600mm^2.The flat channel is connected and communicated with a first exhaust channel port and a second exhaust channel port; the wastewater vertical pipe section consists of a third upper connector, a third lower connector and a drainage vent; the third upper connector is communicated with the third lower connector from top to bottom, the drainage air vent is positioned below the third upper connector and above the third lower connector, and the opening area of the drainage air vent is larger than 1600mm^2.(ii) a The waste water communication section is composed of a drainage air duct, an air duct and a water seal;the integrated water seal consists of a wastewater pipe interface, a water seal groove, a water seal baffle and a wastewater outlet; the water seal tank is a container with a closed bottom and an upper part communicated with the wastewater pipe interface and the wastewater discharge port; the water seal baffle divides the water seal groove into two independent vertical channels with communicated lower parts and non-communicated upper parts, the first vertical channel is communicated with and connected with a wastewater pipe connector, the second vertical channel is communicated with a wastewater discharge port, and the section areas of the drainage channels in the integrated water seal are larger than 1600mm^2.(ii) a The lowest position of waste water discharge port is higher than the lowest position of water seal baffle, and the drop is greater than 20mm and is less than 100mm, and the lowest position of waste water discharge port is higher than the opening highest point of drainage air vent.

According to the pre-buried drainage and ventilation collector, the vertical pipe drainage communicating section is separable from the sewage horizontal pipe connecting section, and the vertical pipe drainage communicating section consists of a lower connector, an upper connector and a first exhaust channel opening; the first exhaust channel port is positioned above the lower port and below the upper port, the lower port is a socket, a first rubber sealing ring is arranged on the inner wall of the socket, the upper port is a socket, and a second rubber sealing ring is arranged on the inner wall of the socket; the sewage horizontal pipe connecting section is positioned above the vertical pipe drainage communicating section; the sewage horizontal pipe connecting section consists of a lower inserting opening, an upper connector and a sewage horizontal pipe connector, the lower inserting opening is inserted into a second rubber sealing ring in the upper connector of the vertical pipe drainage communicating section, a first lower connector of the exhaust vertical pipe section is a socket, and a first rubber sealing ring is arranged in the socket; the third upper connector of the wastewater vertical pipe section is a socket, a second rubber sealing ring is arranged in the socket, the third lower connector is a socket, and a first rubber sealing ring is arranged in the socket.

The third lower connector of the vertical wastewater pipe section, the first lower connector of the vertical wastewater pipe section and the lower connector of the vertical sewage pipe section are all flange sockets, each flange socket is provided with 3 bolt connectors, horizontal openings of the bolt connectors are outward, the horizontal openings of a pair of the bolt connectors face opposite directions, the width of a plane opening of each three hole is smaller than that of the length, and the width of the bottom layer is smaller than that of the upper layer; the bottom of the outer wall of the water seal tank is level or nearly level with the bottom of the third lower connector of the wastewater vertical pipe section, the bottom of the first lower connector of the exhaust vertical pipe section and the bottom of the lower connector of the sewage vertical pipe section, and when the outer wall of the water seal tank is close to the bottom of the third lower connector of the wastewater vertical pipe section, the fall is smaller than 20 mm; the longest distance from the outer wall of the wastewater vertical pipe section to the outer wall of the sewage vertical pipe section is more than 450mm and less than 900 mm; the maximum width of the pre-buried drainage and ventilation collector is more than 80mm and less than 250mm, and the height difference from the bottom of the outer wall of the wastewater pipe interface to the bottom of the outer wall of the integrated water seal is less than 200mm and more than 80 mm.

According to the pre-buried drainage and ventilation collector, the slope of the high position on the outer wall of the integrated water seal and the slope of the low position on the drainage air channel are arranged on the communication channel from the drainage air channel to the outer wall of the integrated water seal, and the outer wall of the wastewater pipe connector of the integrated water seal is provided with the protruded anti-overflow baffle.

According to the pre-buried drainage and ventilation collector, the upper connector of the sewage vertical pipe section is higher than or equal to the bottom of the outer wall of the sewage pipe connector.

According to the pre-embedded drainage and ventilation collector, the bottom of the outer wall of the wastewater pipe connector is parallel to the bottom of the outer wall of the sewage horizontal pipe connector or the fall is within 25 mm.

According to the pre-embedded drainage ventilation collector, the top of the upper part of a bolt connecting hole of a lower connector of a sewage vertical pipe section, a first lower connector of an exhaust vertical pipe section and a third lower connector of a wastewater vertical pipe section is provided with a closed plate.

The pre-buried drainage and ventilation collector is characterized in that: the upper connector of the sewage horizontal pipe connecting section and the first upper connector of the exhaust vertical pipe section are flange sockets, the flange sockets are three holes with horizontal openings and outward openings, the openings of the holes face oppositely at least, the plane length of the holes is larger than the width, the vertical direction of the holes is divided into two layers, the width of the upper layer opening is smaller than that of the lower layer opening, and the bottom of the lower layer of the holes is provided with a sealing plate.

According to the pre-embedded drainage and ventilation collector, the anti-backflow baffle which protrudes outwards is arranged outside the bottom of the outlet of the wastewater discharge port.

According to the pre-embedded drainage and ventilation collector, the height difference between the bottom of the drainage and ventilation port and the bottom surface of the third lower connector of the wastewater vertical pipe section is less than 60 mm.

The pre-embedded drainage aeration collector is applied to buildings, a third upper connector of a wastewater vertical pipe section and an upper connector of a sewage vertical pipe section are connected with a drainage vertical pipe above the drainage vertical pipe, a third lower connector of the wastewater vertical pipe section and a lower connector of the sewage vertical pipe section are connected with a drainage vertical pipe below the drainage vertical pipe, a first upper connector of an exhaust vertical pipe section is connected with an aeration vertical pipe above the drainage vertical pipe, and a first lower connector of the exhaust vertical pipe section is connected with an aeration vertical pipe below the aeration vertical pipe. The toilet bowl drainage enters the horizontal sewage pipe joint, then enters the horizontal sewage pipe connecting section and finally enters the vertical sewage pipe section, the wastewater pipe joint is connected with all wastewater appliances except the toilet bowl for drainage, the wastewater drainage appliance connected with the wastewater pipe joint discharges water, enters the second vertical channel from the first vertical channel, then enters the drainage air channel of the wastewater communicating section from the wastewater discharge port, and then enters the vertical wastewater pipe section from the drainage air vent of the vertical wastewater pipe section.

The water seal groove is embedded in the ground structure floor slab, and the lowest part of the outer wall of the waste water pipe connector is exposed out of the ground structure floor slab and connected with a waste water drainage appliance; because the upper part and both sides of the water seal baffle are sealed with the outer wall of the interface of the wastewater pipe and the inner walls of both sides of the upper part of the container, harmful gas or peculiar smell in the vertical drainage pipe can enter a room through the wastewater pipe interface which is connected and communicated with the top of the first vertical channel only through the bottom of the water seal baffle, and because the drop height of the lowest position d of the water seal baffle and the lowest position c of the wastewater outlet is more than 20mm, the drop height forms a water seal height, and when water is stored in the water seal groove, the formed water seal can prevent the harmful gas from leaking into the room; because the distance between the lower part of the water seal baffle plate and the highest part of the bottom of the inner wall of the container is more than 10mm, the narrowest section area of the water seal flow passage is more than 1600mm²Therefore, when the flow channel is limited to the narrowest width and the smallest size of a product, the drainage flow of the product can be ensured, the drainage smoothness is ensured, the minimum water storage amount of the water seal can be limited, the water seal is not easy to dry, and the drainage safety is ensured; because the height difference of the lowest part c of the outer wall of the waste water pipe joint higher than the lowest part c of the waste water discharge port is larger than 5mm, and the parts above the lowest part of the outer wall, except the joint of the drainage device, are all closed, because the drainage devices connected with the waste water pipe joint have certain vertical drainage height, the drainage device can not return and stay in the drainage transverse direction after drainage of the drainage device connected with the waste water pipe joint under the condition that the height from the lower part of the outer wall of the waste water pipe joint to the outer wall of the water seal tank is reduced under the condition that the height of the outer wall of the water seal tank is higher than that of the outer wall of the waste water pipe jointIn the branch pipe, make the horizontal branch pipe of drainage that drainage utensil and waste water pipe interface are connected be difficult for growing the biomembrane, be difficult for producing the peculiar smell, this structure can reduce the drainage face of the drainage utensil (such as floor drain etc.) that the waste water pipe interface connects to the height of the lowest of water seal groove outer wall and under the circumstances of guaranteeing the water seal height, increase the width and the drainage cross section area of water seal runner, under the circumstances that drainage security is guaranteed, improve the unobstructed nature of drainage, be applicable to under the circumstances that ground structure floor plus ground decorative cover gross thickness is thin (below 160 mm), the same floor drainage mode that drainage horizontal branch pipe originally laid can improve the availability factor in building high space.

The air channel of the wastewater communicating section is communicated with the wastewater vertical pipe section and the exhaust vertical pipe section, and the sewage vertical pipe air channel of the sewage vertical pipe section is communicated with the sewage vertical pipe section and the exhaust vertical pipe section, so that when the drainage device connected with the wastewater pipe connector drains water and the sewage device connected with the sewage transverse pipe connector drains water, 2 air channels can respectively form air supplement for the water seal groove and the sewage vertical pipe section, namely pressure fluctuation in the wastewater vertical pipe, the water seal groove and the drainage vertical pipe is balanced, so that water stored in the water seal groove is not easily sucked away by negative pressure generated by drainage, and the drainage flow of the drainage air channel is improved; when the drainage cross section area of the drainage air duct is too small or the cross section area of the air duct is too small, although the overall dimension of the product can be reduced, when the vertical wastewater pipe section and the wastewater pipe joint drain water simultaneously and the drainage quantity is large, negative pressure is easily generated behind water flow, the negative pressure easily destroys the water seal in the water seal groove, and the drainage safety is lost; because the lowest position of the wastewater discharge port is higher than the highest position of the drainage vent, the drainage of the wastewater vertical pipe section is not easy to be discharged into the water seal tank, and similarly, the highest position of the first exhaust passage port of the sewage vertical pipe section is lower than the lowest position of the second exhaust passage port of the exhaust vertical pipe section, and the effects of preventing the drainage of the sanitary ware connected with the sewage transverse pipe connector and the drainage in the sewage vertical pipe section from entering the exhaust vertical pipe section and the water seal tank can also be achieved.

The narrowest cross-sectional areas of the air duct of the wastewater communication section and the air duct of the sewage vertical pipe are both larger than 1600mm²The area of the drainage section of the structure combined with the drainage air duct is larger than 1600mm²Can ensure that the exhaust vertical pipe section is not expandedUnder the condition, the sewage horizontal pipe interface of the sewage vertical pipe section is connected with a plurality of layers of toilet bowls for drainage, when the sewage pipe interface of the sewage vertical pipe section is connected with a plurality of layers of waste water appliances for drainage, the exhaust vertical pipe section still has good capability of balancing positive and negative pressure fluctuation, the water seal in the water seal groove can not be damaged due to dryness, and the narrowest cross-sectional area of the narrowest part of the air duct of the sewage communicating section is less than 1600mm²When the sewage horizontal pipe connector is connected with a plurality of drainage devices and drainage is carried out in the waste water vertical pipe section, the water seal is easy to damage.

The structure enables the horizontal sewage pipe interface on the horizontal sewage pipe connecting section to be capable of randomly adjusting the connecting direction within 360 degrees of the plane according to the arrangement position of a sewage drainage appliance, reduces the use of a steering elbow and reduces the occupation of the building plane space by the connection of the steering elbow; the first lower joint of the exhaust vertical pipe section is a socket, and a first rubber sealing ring is arranged in the socket; the lower connector of the vertical pipe drainage communicating section and the third lower connector of the wastewater vertical pipe section are flange sockets, the inner wall of the socket is provided with a first rubber sealing ring, the flange sockets are provided with 3 bolt connectors, the horizontal openings of the bolt connectors are outward, the horizontal openings of the bolt connectors are opposite in direction, and when the structural product is produced by cast iron, the demoulding is facilitated, the flanges do not need to be drilled, the production efficiency can be improved, and the cost can be reduced; the width of the plane opening of the three holes is smaller than the length, the three holes are vertically divided into a bottom layer and an upper layer, and the width of the bottom layer is smaller than that of the upper layer; when the structural product is applied to pre-embedding, the flange hole can be firstly plugged by rubber or foam materials and is fixed above a template at a position to be pre-embedded, the template does not need to be perforated, after the template is removed by pouring concrete, plugging materials in the flange hole can be easily removed, the head of the flat bolt extends upwards from the length of the bottom layer, after the clamping surface of the bolt head extends to the upper layer, the lower end is rotated, the bolt head can be fixed in the flange hole, the pipeline connected below the seal can be conveniently and quickly installed, the construction difficulty is reduced, and the problem of pre-embedding sealing connection is solved;

the structure can maximally increase the width and drainage section area of a water seal flow channel of the water seal tank under the conditions of fixed floor thickness and fixed water seal height, so that drainage is smoother, when the structure is close to the same level, the width of the water seal flow channel is possibly lost when the fall is less than 20mm, and the drainage section area is increased as much as possible in a length increasing mode to reduce the blocking probability; the longest distance from the outer wall of the wastewater vertical pipe section to the outer wall of the sewage vertical pipe section is less than 900mm and more than 450 mm; the maximum width of the pre-embedded drainage and ventilation collector is more than 80mm and less than 250mm, the height difference from the bottom of the outer wall of the wastewater pipe connector to the bottom of the outer wall of the integrated water seal is less than 200mm and more than 80mm, the structure limits the overall dimension of a product, reduces the occupation of the product on a building plane space, and ensures that the product has the water seal height of 50mm and the cross section area of a water seal flow passage of 3000mm by combining other structures of the product²The area of the ventilation cross section of the upper and lower exhaust vertical pipe sections reaches 4000mm²Above, the sewage waste water that sewage riser section and waste water riser section discharged can not splash into the water seal groove, and under the condition that horizontal sewage pipe connection mouth and waste water pipe connection mouth can connect the sewage utensil of high-rise, super high-rise building quantity simultaneously, make the water seal can not destroy when the waste water utensil is drained simultaneously, reduce the overall dimension of product, make the product not occupy building plane, high space.

The drainage air duct is provided with a slope with the high part on the outer wall of the integrated water seal and the low part on the drainage air duct, the outer wall of the waste water pipe connector of the integrated water seal groove is provided with a convex anti-overflow baffle plate, the slope ensures that drainage does not silt up, and the anti-overflow baffle plate can prevent sewage and waste water in the exhaust vertical pipe section from flowing into the water seal groove; the upper connector of the vertical pipe drainage communicating section is higher than or level to the bottom of the outer wall of the waste pipe connector, and the outer wall bottom of the waste pipe connector and the outer wall bottom of the horizontal sewage pipe connector are combined to be level or have the fall within 25 mm.

And the top of the upper part of the bolt connecting hole of the third lower connector of the wastewater vertical pipe section, the first lower connector of the exhaust vertical pipe section and the lower connector of the sewage vertical pipe section is provided with a closing plate, the closing plate can prevent concrete from flowing into the bolt connecting hole, so that the blocking materials such as rubber or foaming materials for blocking the bolt connecting hole on the flange are prevented from being damaged when the concrete is poured, and the using function of the bolt connecting hole on the flange is further ensured.

The outside of wastewater discharge port bottom has outside convex anti-backflow baffle, and anti-backflow baffle can prevent that the waste water of splash-in drainage air duct can not further splash into the water seal tank, combines the slope can flow back fast and flow into waste water riser section.

Interface and first last interface of exhaust riser section on the second of sewage riser section are the flange bellmouth, the flange bellmouth is the outside open-ended hole of three level, it is opposite to have a pair of opening orientation at least, when this structure makes the product use cast iron material, the drawing of patterns of being convenient for, the flange need not to drill, the production efficiency is improved, the reduction process, the cost is reduced, the planar length in hole is greater than the width, and vertical being two-layer, upper opening width is less than lower floor's opening width, there is the shut lower floor in hole, the intensity of the multiplicable flange connecting hole of this structure.

Under the condition that the height difference between the bottom of the drainage vent port and the bottom surface of the third lower connector of the wastewater vertical pipe section is less than 60mm, the wastewater pipe connector is connected with a wastewater appliance above a ground floor slab under the condition that the thickness of the ground floor slab is small (100-120 mm), under the condition that the opening height of the drainage vent port is large, the highest position of the drainage vent port is lower than the lowest position of a wastewater discharge port, and under the condition that the product structure is suitable for an embedded construction method, the drainage safety is improved.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention.

FIG. 2 is a top view of the present invention.

The reference numbers in the figures are respectively: (1) a wastewater vertical pipe section; (2) an exhaust vertical pipe section; (3) a sewage vertical pipe section; (4) a wastewater communication section; (5) a sewage riser air duct; (6) a riser drainage communication section; (7) a sewage horizontal pipe connecting section; (11) a third upper interface; (12) a third lower interface; (13) a water drainage vent; (21) a first upper interface; (22) a first lower interface; (23) a second drain passage port; (24) a third exhaust passage port; (41) a drainage air duct; (42) an air duct; (43) integrating water seals; (51) a closing plate; (61) a lower interface; (62) a first exhaust passage port; (63) an upper interface; (64) a first rubber seal ring; (65) a second rubber seal ring; (71) a second upper interface; (72) a sewage horizontal pipe joint; (73) a lower socket; (431) a waste water pipe interface; (432) water seal tank; (433) a water seal baffle; (434) a waste water discharge port; (435) a first vertical channel; (436) a second vertical channel; (437) an anti-overflow baffle; (438) prevent the baffle that flows backwards.

Detailed Description

The following is a further description of the utility model, but not limited to, embodiments thereof, with reference to the accompanying drawings.

Example 1

As shown in figure 1, the pre-buried drainage and aeration collector of the utility model is composed of a wastewater vertical pipe section 1, an exhaust vertical pipe section 2, a sewage vertical pipe section 3, a wastewater communication section 4 and a sewage vertical pipe air duct 5. The exhaust vertical pipe section 2 is positioned between the wastewater vertical pipe section 1 and the sewage vertical pipe section 3, and is connected and communicated with the sewage vertical pipe air duct 5 through the wastewater communication section 4, and the narrowest cross-sectional area of the communication channel is 3500mm²；

The vertical sewage pipe sections 3 are communicated up and down and are composed of vertical pipe drainage communicating sections 6 and horizontal sewage pipe connecting sections 7; the vertical pipe drainage communicating section 6 is provided with a lower connector 61 and a first exhaust passage port 62, the first exhaust passage port 62 is positioned above the lower connector 61 and below the sewage horizontal pipe connecting section 7, the transverse length of the first exhaust passage port is greater than the vertical height of the first exhaust passage port, and the cross section area of the first exhaust passage port is 4000mm²；

The horizontal sewage pipe connecting section 7 is positioned above the vertical pipe drainage communicating section 6, a second upper connector 71 and a horizontal sewage pipe connector 72 are arranged on the horizontal sewage pipe connecting section 7, and the height difference between the highest position a of the first exhaust channel port 62 and the bottom f of the outer wall of the horizontal sewage pipe connector 72 is 50 mm;

the exhaust vertical pipe section 2 consists of a first upper connector 21, a first lower connector 22, a second exhaust passage port 23 and a third exhaust passage port 24; the first upper connector 21 is vertically communicated with the first lower connector 22, the second exhaust channel port 23 is communicated with the first exhaust channel port 62, and the lowest part b of the second exhaust channel port 23 is 70mm higher than the highest part a communicated with the first exhaust channel port 62; the third exhaust passage port 24 is communicated and connected with the wastewater vertical pipe section 1;

the sewage vertical pipe air duct 5 is formed by a horizontal section with the width of 40mm, the length of 100mm and the horizontal section area of 4000mm^2.The flat passage is formed by connecting and communicating the first exhaust passage port 62 and the second exhaust passage port 23;

the wastewater vertical pipe section 1 consists of a third upper connector 11, a third lower connector 12 and a drainage vent 13; the third upper connector 11 is communicated with the third lower connector 12 up and down, the drainage air vent 13 is positioned below the third upper connector 11 and above the third lower connector 12, and the opening area of the drainage air vent 13 is 4000mm²；

The waste water communication section 4 is composed of a drainage air duct 41, an air duct 42 and an integrated water seal 43; the integrated water seal 43 consists of a wastewater pipe interface 431, a water seal groove 432, a water seal baffle 433 and a wastewater outlet 434; the water seal tank 432 is a container with a closed bottom and an upper part communicated with the waste water pipe interface 431 and the waste water outlet 434; the water seal baffle 433 divides the water seal groove 432 into two independent vertical channels with communicated lower parts and non-communicated upper parts, the first vertical channel 435 is communicated with and connected with a waste water pipe connector 431, the second vertical channel 436 is communicated with a waste water outlet 434, and the cross-sectional area of the narrowest water discharge channel in the integrated water seal 43 is 3000mm²(ii) a The lowest position c of the waste water discharge port 434 is higher than the lowest position d of the water seal baffle 433, the fall is 50mm, the lowest position c of the waste water discharge port 434 is higher than the highest position e of the opening of the drainage vent 13, and the fall is 25 mm.

Example 2

The vertical sewage pipe sections 3 are communicated up and down and are arranged by vertical pipesA water communicating section 6 and a sewage horizontal pipe connecting section 7; the vertical pipe drainage communicating section 6 is provided with a lower connector 61 and a first exhaust channel port 62, the first exhaust channel port 62 is positioned above the lower connector 61 and below the sewage transverse pipe connecting section 7, the transverse length of the first exhaust channel port is greater than the vertical height, and the cross section area of the opening is 5000mm²；

The horizontal sewage pipe connecting section 7 is positioned above the vertical pipe drainage communicating section 6, a second upper connector 71 and a horizontal sewage pipe connector 72 are arranged on the horizontal sewage pipe connecting section 7, and the height difference between the highest position a of the first exhaust passage port 62 and the bottom f of the outer wall of the horizontal sewage pipe connector 72 is 40 mm;

the exhaust vertical pipe section 2 consists of a first upper connector 21, a first lower connector 22, a second exhaust passage port 23 and a third exhaust passage port 24; the first upper connector 21 is communicated with the first lower connector 22 up and down, the second exhaust channel port 23 is communicated with the first exhaust channel port 62, and the lowest part b of the second exhaust channel port 23 is 60mm higher than the highest part a communicated with the first exhaust channel port 62; the third exhaust passage port 24 is communicated and connected with the wastewater vertical pipe section 1;

the sewage vertical pipe air duct 5 is formed by a horizontal section with the width of 40mm, the length of 100mm and the horizontal section area of 4000mm^2.A flat passage is formed by connecting and communicating the first exhaust passage port 62 and the second exhaust passage port 23;

the wastewater vertical pipe section 1 consists of a third upper connector 11, a third lower connector 12 and a drainage vent 13; the third upper connector 11 is communicated with the third lower connector 12 up and down, the drainage air vent 13 is positioned below the third upper connector 11 and above the third lower connector 12, and the opening area of the drainage air vent 13 is 3500mm²；

The waste water communicating section 4 consists of a drainage air duct 41, an air duct 42 and an integrated water seal 43; the integrated water seal 43 consists of a wastewater pipe interface 431, a water seal groove 432, a water seal baffle 433 and a wastewater outlet 434; the water seal tank 432 is a container with a closed bottom and an upper part communicated with the waste water pipe interface 431 and the waste water outlet 434; the water seal baffle 433 divides the water seal groove 432 into two independent vertical channels with communicated lower parts and non-communicated upper parts, the first vertical channel 435 is communicated with and connected with a waste water pipe connector 431, the second vertical channel 436 is communicated with a waste water outlet 434, and the water seal device is integratedThe cross-sectional area of the narrowest drainage channel in the water seal 43 is 3200mm²(ii) a The lowest position c of the wastewater discharge port 434 is higher than the lowest position d of the water seal baffle 433, the fall is 52mm, the lowest position c of the wastewater discharge port 434 is higher than the highest position e of the opening of the drainage vent 13, and the fall is 30 mm.

Example 3

As shown in FIG. 1, in the pre-buried drainage aeration collector of the present invention, the vertical pipe drainage communication section 6 of the vertical sewage pipe section 3 is separable from the horizontal sewage pipe connection section 7, and the vertical pipe drainage communication section 6 is composed of a lower connector 61, an upper connector 63 and a first exhaust channel opening 62. The first exhaust channel port 62 is positioned above the lower port 61 and below the upper port 63, the lower port 61 is a socket, a first rubber sealing ring 64 is arranged on the inner wall of the socket, the upper port 63 is a socket, and a second rubber sealing ring 65 is arranged on the inner wall of the socket; the horizontal sewage pipe connecting section 7 is positioned above the vertical pipe drainage communicating section 6; the horizontal sewage pipe connecting section 7 is composed of a lower inserting opening 73, a second upper connecting opening 71 and a horizontal sewage pipe connecting opening 72, the lower inserting opening 73 is inserted into the second rubber sealing ring 65 in the upper connecting opening 63 of the vertical pipe drainage communicating section 6, the first lower connecting opening 22 of the exhaust vertical pipe section 2 is a socket, and the first rubber sealing ring 64 is arranged in the socket.

Example 4

As shown in fig. 1 and 2, in the pre-buried drainage aeration collector of the present invention, the third lower joint 12 of the wastewater vertical pipe section 1, the first lower joint 22 of the exhaust vertical pipe section 2, and the lower joint 61 of the wastewater vertical pipe section 3 are flange sockets, 3 bolt connection holes are provided on the flange sockets, horizontal openings of the bolt connection holes are all outward, horizontal openings of a pair of bolt connection holes face opposite directions, the width of a plane opening of the three holes is smaller than the length, the three holes vertically divide a bottom layer and an upper layer, and the width of the bottom layer is smaller than the width of the upper layer; the bottom of the outer wall of the water seal groove 432 is level or nearly level with the bottom of the third lower connector 12 of the wastewater vertical pipe section 1, the first lower connector 22 of the exhaust vertical pipe section 2 and the lower connector 61 of the sewage vertical pipe section 3; the maximum distance from the outer wall of the wastewater vertical pipe section 1 to the outer wall of the sewage vertical pipe section 3 is 580 mm; the maximum width of the pre-buried drainage and ventilation collector is 160mm, and the height difference from the bottom of the outer wall of the waste water pipe interface 431 to the bottom of the outer wall of the integrated water seal 43 is 100 mm.

Example 5

As shown in fig. 1, in the pre-buried drainage and ventilation collector of the present invention, the communication channel from the drainage vent 13 to the outer wall of the integrated water seal 43 has a slope that the high part is on the outer wall of the integrated water seal 43 and the low part is on the drainage vent 13, and the outer wall of the waste pipe interface 431 of the integrated water seal 43 has a protruding anti-overflow baffle 437.

Example 6

As shown in FIG. 1, in the pre-buried drainage aeration collector of the present invention, the upper interface 63 of the vertical pipe drainage communication section 6 is higher than or equal to the bottom of the outer wall of the waste pipe interface 431.

Example 7

As shown in FIG. 1, in the pre-buried drainage aeration collector of the present invention, the difference between the bottom of the outer wall of the waste pipe joint 431 and the bottom of the outer wall of the horizontal sewage pipe joint 72 is 20 mm.

Example 8

As shown in fig. 1 and 2, in the pre-buried drainage aeration collector of the present invention, the lower port 61 of the riser drainage communication section, the first lower port 22 of the exhaust riser section 2, and the upper top of the bolt connection hole of the third lower port 12 of the wastewater riser section 1 are provided with the closing plate 51.

Example 9

As shown in fig. 1 and 2, in the pre-buried drainage and aeration collector of the present invention, the second upper connector 71 of the horizontal sewage pipe connecting section 7 and the first upper connector 21 of the vertical exhaust pipe section 2 are flange sockets, which are three holes with horizontal outward openings, the openings of a pair of holes face oppositely, the planar length of the holes is greater than the width, the holes are vertically divided into two layers, the width of the upper layer opening is smaller than that of the lower layer opening, and the bottom of the lower layer of the holes is provided with a sealing plate 51.

Example 10

As shown in FIG. 1, in the pre-buried drainage and aeration collector of the present invention, a backflow prevention baffle 438 is disposed outside the outlet bottom c of the waste water outlet 434.

Example 11

As shown in FIG. 1, in the pre-buried drainage and ventilation collector of the present invention, the height difference between the bottom of the drainage and ventilation port 13 and the bottom surface of the third lower connection port 12 is 40 mm.

Claims

1. A pre-embedded drainage ventilation collector comprises a wastewater vertical pipe section (1), an exhaust vertical pipe section (2), a sewage vertical pipe section (3), a wastewater communication section (4) and a sewage vertical pipe air duct (5); the method is characterized in that: the exhaust vertical pipe section (2) is positioned between the wastewater vertical pipe section (1) and the sewage vertical pipe section (3); the waste water vertical pipe section (1) is connected and communicated with the exhaust vertical pipe section (2) through a waste water communicating section (4), and the narrowest cross-sectional area of a communicating channel is more than 1600mm²(ii) a The sewage vertical pipe section (3) is connected and communicated with the exhaust vertical pipe section (2) through a sewage vertical pipe air duct (5), and the narrowest cross-sectional area of the communicating channel is larger than 1600mm²(ii) a The vertical sewage pipe sections (3) are communicated up and down and are composed of vertical pipe drainage communicating sections (6) and horizontal sewage pipe connecting sections (7); the vertical pipe drainage communicating section (6) is provided with a lower connector (61) and a first exhaust passage port (62), the first exhaust passage port (62) is positioned above the lower connector (61) and below the horizontal sewage pipe connecting section (7), and the cross-sectional area of an opening is larger than 1600mm²(ii) a The horizontal sewage pipe connecting section (7) is positioned above the vertical pipe drainage communicating section (6), a second upper connector (71) and a horizontal sewage pipe connector (72) are arranged on the horizontal sewage pipe connecting section (7), and the height difference between the highest position a of the first exhaust passage port (62) and the bottom f of the outer wall of the horizontal sewage pipe connector (72) is larger than 20 mm; the exhaust vertical pipe section (2) is composed of a first upper connector (21), a first lower connector (22), a second exhaust channel port (23) and a third exhaust channel port (24); the first upper connector (21) is communicated with the first lower connector (22) up and down, the second exhaust channel port (23) is communicated with the first exhaust channel port (62), and the lowest part b of the second exhaust channel port (23) is higher than the highest part a communicated with the first exhaust channel port (62); the third exhaust passage port (24) is communicated and connected with the wastewater vertical pipe section (1); the sewage vertical pipe air duct (5) is formed by a horizontal section with the width larger than 10mm, the length larger than 40mm and the horizontal section larger than 1600mm²The flat channel is formed by connecting and communicating a first exhaust channel port (62) and a second exhaust channel port (23); the wastewater vertical pipe section (1) is composed of a third upper connector (11), a third lower connector (12) and a drainage air vent (13); the third upper connector (11) is communicated with the third lower connector (12) up and down, and the drainage air vent (13) is positioned below the third upper connector (11) and below the third lower connectorThe opening area of the drainage air vent (13) above the interface (12) is larger than 1600mm²(ii) a The waste water communication section (4) is composed of a drainage air duct (41), an air duct (42) and an integrated water seal (43); the integrated water seal (43) consists of a wastewater pipe interface (431), a water seal groove (432), a water seal baffle (433) and a wastewater outlet (434); the water seal tank (432) is a container with a closed bottom and an upper part communicated with a waste water pipe interface (431) and a waste water outlet (434); the water seal groove (432) is divided into two independent first vertical channels (435) and second vertical channels (436) by the water seal baffle (433), the lower parts of the two independent first vertical channels are communicated, the upper parts of the two independent first vertical channels are not communicated, the first vertical channels (435) are communicated and connected with a waste water pipe connector (431), the second vertical channels (436) are communicated with a waste water discharge port (434), and the cross section areas of the drainage channels in the integrated water seal (43) are larger than 1600mm²(ii) a The lowest c of the waste water discharge port (434) is higher than the lowest d of the water seal baffle (433), the fall is larger than 20mm and smaller than 100mm, and the lowest c of the waste water discharge port (434) is higher than the highest e of the opening of the drainage vent (13).

2. An embedded drainage and ventilation collector as claimed in claim 1, wherein: the vertical pipe drainage communicating section (6) is separable from the horizontal sewage pipe connecting section (7), and the vertical pipe drainage communicating section (6) consists of a lower connector (61), an upper connector (63) and a first exhaust channel port (62); the first exhaust channel port (62) is positioned above the lower connector (61) and below the upper connector (63), the lower connector (61) is a socket, a first rubber sealing ring (64) is arranged on the inner wall of the socket, the upper connector (63) is a socket, and a second rubber sealing ring (65) is arranged on the inner wall of the socket; the sewage horizontal pipe connecting section (7) is positioned above the vertical pipe drainage communicating section (6); the sewage horizontal pipe connecting section (7) consists of a lower inserting opening (73), a second upper connector (71) and a sewage horizontal pipe connector (72), the lower inserting opening (73) is inserted into a second rubber sealing ring (65) in an upper connector (63) of the vertical pipe drainage communicating section (6), a first lower connector (22) of the exhaust vertical pipe section (2) is a socket, and a first rubber sealing ring (64) is arranged in the socket; the third upper connector (11) of the wastewater vertical pipe section (1) is a socket, a second rubber sealing ring (65) is arranged in the socket, the third lower connector (12) is a socket, and a first rubber sealing ring (64) is arranged in the socket.

3. The pre-buried drainage and ventilation collector according to claim 2, wherein: the third lower connector (12) of the wastewater vertical pipe section (1), the first lower connector (22) of the exhaust vertical pipe section (2) and the lower connector (61) of the sewage vertical pipe section (3) are flange sockets, each flange socket is provided with 3 bolt connecting ports, horizontal openings of the bolt connecting ports are outward, the horizontal openings of a pair of bolt connecting ports face opposite directions, the width of the plane opening of each hole is smaller than the length, the three holes are vertically divided into a bottom layer and an upper layer, and the width of the bottom layer is smaller than the width of the upper layer; the bottom of the outer wall of the water seal tank (432) is level or nearly level with the bottom of a third lower connector (12) of the wastewater vertical pipe section (1), the bottom of a first lower connector (22) of the exhaust vertical pipe section (2) and the bottom of a lower connector (61) of the sewage vertical pipe section (3), and when the outer wall is close to the bottom, the fall is smaller than 20 mm; the longest distance from the outer wall of the wastewater vertical pipe section (1) to the outer wall of the sewage vertical pipe section (3) is more than 450mm and less than 900 mm; the maximum width of the pre-buried drainage and ventilation collector is more than 80mm and less than 250mm, and the height difference from the bottom of the outer wall of the waste water pipe interface (431) to the bottom of the outer wall of the integrated water seal (43) is less than 200mm and more than 80 mm.

4. An embedded drainage and ventilation collector as claimed in claim 3, wherein: the communication channel from the drainage vent hole (13) to the outer wall of the integrated water seal (43) is provided with a slope with a high position on the outer wall of the integrated water seal (43) and a low position on the drainage vent hole (13), and the outer wall of the waste water pipe interface (431) of the integrated water seal (43) is provided with a convex anti-overflow baffle plate (437).

5. A pre-buried drainage and aeration concentrator according to claim 3, wherein: the upper connector (63) of the sewage vertical pipe section (3) is higher than or even with the bottom of the outer wall of the waste pipe connector (431).

6. An embedded drainage and ventilation collector as claimed in claim 3, wherein: the bottom of the outer wall of the waste water pipe connector (431) is equal to or within 25mm of the bottom of the outer wall of the sewage horizontal pipe connector (72).

7. An embedded drainage and ventilation collector as claimed in claim 3, wherein: and a sealing plate (51) is arranged at the top of the upper part of the bolt connecting hole of the lower connector (61) of the sewage vertical pipe section (3), the first lower connector (22) of the exhaust vertical pipe section (2) and the third lower connector (12) of the wastewater vertical pipe section (1).

8. An embedded drainage and ventilation collector according to claim 7, wherein: interface (71) on the second of sewage horizontal pipe connection section (7), first of exhaust riser section (2) go up interface (21) and are the flange bellmouth, and the flange bellmouth is the outside open-ended hole of three level, and the opening opposite orientation of a pair of hole has at least, and the planar length in hole is greater than the width, and vertically divide into two-layerly, and upper opening width is less than lower floor's opening width, and there is closing plate (51) bottom the lower floor in hole.

9. An embedded drainage and aeration collector according to claim 3, wherein: an anti-backflow baffle (438) is arranged outside the outlet bottom c of the waste water outlet (434) and protrudes outwards.

10. An embedded drainage and aeration collector according to claim 3, wherein: the second of horizontal sewage pipe connecting section (7) is gone up interface (71), first of exhaust riser section (2) is gone up interface (21) and is the flange bellmouth, and the flange bellmouth is the outside open-ended hole of three level, and the opening opposite direction in a pair of hole has at least, and the planar length in hole is greater than the width, and vertically divide into two-layerly, and upper opening width is less than lower floor's opening width, and there is closing plate (51) bottom the lower floor in hole.

11. An embedded drainage and aeration collector according to claim 3, wherein: the height difference between the bottom of the drainage vent (13) and the bottom surface of the third lower interface (12) of the wastewater vertical pipe section (1) is less than 60 mm.