CN216689614U - Accessory of two riser systems of dirty useless reposition of redundant personnel mutual ventilation - Google Patents

Accessory of two riser systems of dirty useless reposition of redundant personnel mutual ventilation Download PDF

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Publication number
CN216689614U
CN216689614U CN202123182732.1U CN202123182732U CN216689614U CN 216689614 U CN216689614 U CN 216689614U CN 202123182732 U CN202123182732 U CN 202123182732U CN 216689614 U CN216689614 U CN 216689614U
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waste
sewage
pipe
branch pipe
riser system
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CN202123182732.1U
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范卫华
朱海强
叶伟东
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Linhai Weixing New Building Materials Co Ltd
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Linhai Weixing New Building Materials Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

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Abstract

The utility model relates to the technical field of indoor drainage of buildings, in particular to an accessory of a sewage and waste shunting and mutually ventilating double-riser system. The sewage and waste diversion mutual ventilation double-riser system comprises a pair of risers, namely a sewage riser and a waste water riser; the accessory includes: the pair of connecting pipes are respectively communicated with the pair of stand pipes; and two ends of the ventilation branch pipe are respectively communicated with the pair of connecting pipes, and the ventilation branch pipe is used for ventilating the sewage vertical pipe and the wastewater vertical pipe. In the utility model, compared with the traditional double vertical pipes, the sewage and waste shunt mutual ventilation double vertical pipe system adopting the parts has the sewage and waste shunt function and better ventilation environment; compared with three vertical pipes, the sewage and waste diversion device reduces one vertical pipe, thereby saving the cost and occupying small area.

Description

Accessory of two riser systems of dirty useless reposition of redundant personnel mutual ventilation
Technical Field
The utility model relates to the technical field of indoor drainage of buildings, in particular to an accessory of a sewage and waste shunting and mutually ventilating double-riser system.
Background
The traditional double-riser system generally comprises a drain pipe and a vent pipe, the drainage of the drain pipe is combined with sewage and waste, and the problem of mutual streaming of two risers cannot be avoided. As shown in fig. 1, the chinese patent publication No. CN111962618A discloses a backflow prevention joint for a dual riser drainage system and a dual riser drainage system. Prevent the connector that backflows includes: the first connecting pipe is suitable for being communicated with the drain pipe, and a first through hole is formed in the first connecting pipe; the second connecting pipe is suitable for being communicated with the vent pipe, and a second through hole is formed in the first connecting pipe; one end of the third connecting pipe is communicated with the first through hole, and the second end of the first connecting pipe is communicated with the second through hole; the backflow preventing piece is arranged at the first through hole and/or the second through hole and used for blocking part of the first through hole and/or the second through hole so as to prevent water in the drainage pipe from flowing into the ventilation pipe. Through setting up the anti-reflux spare to avoid the drain pipe can get into in the breather pipe when the drainage, thereby guarantee two riser drainage system's displacement. But the sewage and waste flow combination mode can greatly increase the later maintenance water treatment cost.
The sewage and waste are respectively treated, so that the method is more in line with the national environmental protection policy. And the traditional sewage and waste shunting system is provided with three vertical pipes, namely a sewage pipe, a waste water pipe and a shared ventilation pipe (as shown in figure 2), so that the cost is increased compared with that of a double vertical pipe, and more building areas are occupied.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an accessory of a sewage and waste diversion mutual ventilation double-riser system, which enables double risers to have a sewage and waste diversion function, a good ventilation environment and low cost.
To achieve the above advantages, the present invention provides an assembly of a sewage and waste diversion mutual ventilation double-riser system, which comprises a pair of risers, namely a sewage riser and a waste water riser;
the accessory includes:
the pair of connecting pipes are respectively communicated with the pair of stand pipes;
and two ends of the ventilation branch pipe are respectively communicated with the pair of connecting pipes, and the ventilation branch pipe is used for ventilating the sewage vertical pipe and the wastewater vertical pipe.
In one embodiment of the fitting of the waste-sewage diversion interconnected ventilation double-riser system of the utility model, the connecting pipe is provided with a transverse branch pipe interface on the side wall.
In one embodiment of the fitting of the waste-to-sewage split-flow intercommunicating dual riser system of the present invention, the lateral leg interface is disposed below the vent leg.
In one embodiment of the fitting of the waste-sewage diversion interconnected ventilation double-riser system, an arc-shaped channel which is bent downwards is arranged at the communication position of the cross branch pipe interface and the connecting pipe.
In one embodiment of the fitting of the waste-splitting intercommunicating dual riser system of the present invention, the connecting pipes have upper and lower ports, respectively, for mating with the riser sockets.
In an embodiment of the fitting of the waste-sewage diversion mutual ventilation double-riser system of the present invention, the upper port is a tubular structure, the upper end portion of the upper port is connected with the ring body, a mounting groove for fixing the upper port on the connecting pipe is formed between the ring body and the side wall of the upper port, and the lower end portion of the upper port extends downwards to exceed a half caliber of the cross branch pipe port.
In one embodiment of the fitting of the waste-splitting intercommunicating dual riser system of the present invention, the upper interface comprises a socket cavity, a reducing cavity, and a transition cavity connecting the socket cavity and the reducing cavity.
In one embodiment of the fitting of the waste-sewage diversion intercommunicating dual riser system of the present invention, the radial dimension of the water inlet end of the arcuate channel is D, and the distance from the bottom of the reduced diameter cavity to the sidewall of the arcuate channel is between (0.3-0.7) D.
In one embodiment of the fitting of the waste-sewage separation intercommunicating dual riser system of the present invention, the radial dimension of the water outlet end of the connecting tube is D1, and the radial dimension of the reducing chamber is between (0.8-0.95) D1.
In one embodiment of the fitting of the waste-sewage diversion interconnected ventilation double riser system of the present invention, the central axis of the transverse branch pipe joint of one connecting pipe is parallel to the central axis of the transverse branch pipe joint of the other connecting pipe, or is perpendicular to the central axis of the transverse branch pipe joint of the other connecting pipe, or is on the same straight line with the central axis of the transverse branch pipe joint of the other connecting pipe.
In the utility model, the two vertical pipes are mutually ventilated, so that the stable air pressure of the vertical pipes can be ensured; the vent branch pipe is arranged higher than the interface of the transverse branch pipe, so that water is prevented from entering the vent branch pipe when the transverse branch pipe drains water, and the ventilation effect is prevented from being influenced; the radial dimension of the water inlet end of the arc-shaped channel is D, the dimension of the distance from the bottom of the reducing cavity to the side wall of the arc-shaped channel is (0.3-0.7) D, the radial dimension of the water outlet end of the connecting pipe is D1, and the radial dimension of the reducing cavity is (0.8-0.95) D1.
In the utility model, compared with the traditional double vertical pipes, the sewage and waste shunt mutual ventilation double vertical pipe system adopting the parts has the sewage and waste shunt function and better ventilation environment; compared with three vertical pipes, the sewage and waste diversion device reduces one vertical pipe, thereby saving the cost and occupying small area.
Drawings
Fig. 1 is a schematic structural diagram of a backflow prevention joint for a dual riser drainage system and the dual riser drainage system in the prior art.
Fig. 2 is a schematic structural diagram of a waste diversion system in the prior art.
Fig. 3 is a schematic structural diagram of a waste-sewage diversion intercommunicating dual riser system according to a first embodiment of the present invention.
Fig. 4 is a schematic structural view of the fittings of the waste-diversion intercommunicating dual riser system of fig. 3.
Fig. 5 is a top view of the fitting of the waste-diversion, intercommunicated dual riser system of fig. 4.
Fig. 6 is a schematic structural view of the fitting of the waste-sewage diversion intercommunicating dual riser system according to the first embodiment of the present invention.
Fig. 7 is a top view of the fitting of the waste-diversion, intercommunicated dual riser system of fig. 6.
Fig. 8 is a schematic structural view of the fitting of a waste-diversion intercommunicating dual riser system according to a third embodiment of the present invention.
Fig. 9 is a top view of the fitting of the waste-diversion, intercommunicated dual riser system of fig. 8.
Detailed Description
The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and thus, it should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified 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; of course, mechanical connection and electrical connection are also possible; alternatively, they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 3-4, the fitting of the waste-splitting interconnected dual riser system according to the first embodiment of the present invention comprises:
a pair of vertical pipes 1, which are respectively a sewage vertical pipe 11 and a waste water vertical pipe 12.
The accessory includes: a pair of connecting pipes 2 and a branch vent pipe 3. A pair of connecting pipes 2 are respectively used for communicating with a pair of stand pipes 1. The two ends of the branch ventilation pipes 3 are respectively communicated with the pair of connecting pipes 2, and the branch ventilation pipes 3 are used for ventilating the sewage vertical pipe 11 and the waste water vertical pipe 12 to ensure that the air pressure of the pair of vertical pipes 1 is stable.
The side wall of the connecting pipe 2 is provided with a transverse branch pipe interface 4, and the transverse branch pipe interface 4 is used for bearing and bonding with a transverse branch pipe so as to communicate the transverse branch pipe with the vertical pipe 1. The cross branch pipe joint 4 is arranged lower than the vent branch pipe 3, so that the cross branch pipe is prevented from entering the vent branch pipe 3 when water is drained to the vertical pipe 1.
The connection part of the cross branch pipe joint 4 and the connecting pipe 2 is provided with an arc-shaped channel 5 which is bent downwards. The arc-shaped channel 5 is arranged to facilitate water drainage.
The connecting pipes 2 have an upper connection 21 and a lower connection 22, respectively, for a socket-fit adhesion with the riser 1. The upper connector 21 is a tubular structure, the upper end of the upper connector is connected with a ring body 211, a mounting groove 212 for fixing the upper connector 21 on the connecting pipe 2 is formed between the ring body 211 and the side wall of the upper connector 21, and the lower end of the upper connector extends downwards to exceed half the caliber of the transverse branch pipe connector 4. The inner wall of the mounting groove 212 is fitted to the outer wall of the connection pipe 2.
The upper port 21 includes a socket cavity 213, a reducing cavity 214, and a transition cavity 215 connecting the socket cavity 213 and the reducing cavity 214. The radial dimension of the water inlet end of the arc-shaped channel 5 is D, and the dimension C1 from the bottom of the reducing cavity 214 to the side wall of the arc-shaped channel 5 is (0.3-0.7) D. The radial dimension of the water outlet end of the connecting pipe 2 is D1, and the radial dimension of the reducing cavity 214 is (0.8-0.95) D1. The structure is arranged to prevent water flow of the stand pipe 1 from splashing into the cross branch pipe joint 4 and/or the air vent branch pipe 3.
Referring to fig. 5, in the present invention, a connection pipe 2A communicating with the vertical sewage pipe 11 can be regarded as a sewage connection pipe 2A, and a connection pipe 2B communicating with the vertical wastewater pipe 12 can be regarded as a wastewater connection pipe. The sewage connection pipe 2A is referred to as a sewage cross branch pipe joint 4A, and the waste water connection pipe 2B is referred to as a waste water cross branch pipe joint 4B.
The central axis of the sewage horizontal branch pipe interface 4A and the central axis of the waste water horizontal branch pipe interface 4B are positioned on the same straight line.
Referring to fig. 6-7, in the fitting of the sewage and waste diversion interconnected ventilation double-riser system of the second embodiment of the present invention, the central axis of the sewage cross branch pipe joint 4A is perpendicular to the central axis of the waste water cross branch pipe joint 4B.
Referring to fig. 8-9, in the fitting of the sewage and wastewater diversion interconnected air double riser system according to the third embodiment of the present invention, the central axis of the sewage cross branch pipe joint 4A is parallel to the central axis of the wastewater cross branch pipe joint 4B.
The working principle is as follows: the sewage vertical pipe 11 and the waste water vertical pipe 12 do not drain water at the same time at all times, and even if the pipe sections drain water at the same time and are not at the same height, one side can be used as a special vent pipe when the other side drains water.
In the utility model, the two stand pipes are mutually ventilated, so that the stable air pressure of the stand pipes can be ensured; the vent branch pipe is arranged higher than the interface of the transverse branch pipe, so that water is prevented from entering the vent branch pipe when the transverse branch pipe drains water, and the ventilation effect is prevented from being influenced; the radial dimension of the water inlet end of the arc-shaped channel is D, the dimension of the distance from the bottom of the reducing cavity to the side wall of the arc-shaped channel is (0.3-0.7) D, the radial dimension of the water outlet end of the connecting pipe is D1, and the radial dimension of the reducing cavity is (0.8-0.95) D1.
In the utility model, compared with the traditional double vertical pipes, the sewage and waste shunt mutual ventilation double vertical pipe system adopting the parts has the sewage and waste shunt function and better ventilation environment; compared with three-vertical-pipe sewage and waste diversion, one vertical pipe is reduced, so that the cost is saved, and the occupied area is small.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitutions or changes made by the person skilled in the art on the basis of the present invention are all within the protection scope of the present invention. The protection scope of the utility model is subject to the claims.

Claims (10)

1. The fitting of the sewage and waste shunt mutual ventilation double-riser system is characterized in that the sewage and waste shunt mutual ventilation double-riser system comprises a pair of risers, namely a sewage riser and a waste water riser;
the accessory includes:
the pair of connecting pipes are respectively communicated with the pair of stand pipes;
and two ends of the ventilation branch pipe are respectively communicated with the pair of connecting pipes, and the ventilation branch pipe is used for ventilating the sewage vertical pipe and the wastewater vertical pipe.
2. The waste-splitting interconnected dual riser system fitting of claim 1 wherein said connecting pipe has a lateral branch pipe interface disposed on a sidewall thereof.
3. The waste-splitting interconnected dual riser system fitting of claim 2 wherein the lateral riser interface is disposed below the vent leg.
4. The waste distribution interconnected dual riser system fitting as set forth in claim 2 wherein a downwardly curved arcuate channel is provided at the connection of the cross leg interface with the connecting tube.
5. The fitting for a waste diversion and aeration dual riser system as defined in claim 4 wherein said connecting pipes have upper and lower ports, respectively, for mating with said riser sockets.
6. The waste-water diversion interconnected ventilation double-riser system fitting as claimed in claim 5, wherein the upper joint is a tubular structure, a ring body is connected to the upper end of the upper joint, a mounting groove for fixing the upper joint on the connecting pipe is formed between the ring body and the side wall of the upper joint, and the lower end of the upper joint extends downwards to exceed a half caliber of the cross-branch pipe joint.
7. The waste distribution interconnected dual riser system fitting according to claim 6 wherein said upper port comprises a socket cavity, a reducing cavity, and a transition cavity connecting said socket cavity and said reducing cavity.
8. The waste-splitting interconnected dual riser system fitting according to claim 7 wherein the radial dimension of the water inlet end of the arcuate channel is D and the distance of the reduced diameter cavity bottom from the arcuate channel sidewall is between (0.3-0.7) D.
9. The fitting of a waste-sewage diversion interconnected double riser system as claimed in claim 7 wherein the radial dimension of the outlet end of the connecting pipe is D1 and the radial dimension of the reducing chamber is between (0.8-0.95) D1.
10. The waste-water diversion interconnected double riser system fitting according to claim 2, wherein the central axis of the transverse branch pipe joint of one connecting pipe is parallel to the central axis of the transverse branch pipe joint of the other connecting pipe, or is perpendicular to the central axis of the transverse branch pipe joint of the other connecting pipe, or is on the same line with the central axis of the transverse branch pipe joint of the other connecting pipe.
CN202123182732.1U 2021-12-17 2021-12-17 Accessory of two riser systems of dirty useless reposition of redundant personnel mutual ventilation Active CN216689614U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123182732.1U CN216689614U (en) 2021-12-17 2021-12-17 Accessory of two riser systems of dirty useless reposition of redundant personnel mutual ventilation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123182732.1U CN216689614U (en) 2021-12-17 2021-12-17 Accessory of two riser systems of dirty useless reposition of redundant personnel mutual ventilation

Publications (1)

Publication Number Publication Date
CN216689614U true CN216689614U (en) 2022-06-07

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Country Status (1)

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CN (1) CN216689614U (en)

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