CN213653685U

CN213653685U - Anti-backflow drain pipe

Info

Publication number: CN213653685U
Application number: CN202022294230.7U
Authority: CN
Inventors: 艾湘军
Original assignee: Huanggang Polytechnic College
Current assignee: Huanggang Polytechnic College
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-07-09
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses a prevent drain pipe that flows backward relates to water pipeling technical field, specifically includes the drain pipe body, the inside difference fixedly connected with dead lever A and dead lever B of drain pipe body, dead lever A are located dead lever B directly over, the equal fixedly connected with connecting plate in both sides of dead lever A, and the surface of connecting plate is rotated through the connecting axle and is connected with the rotor plate, and the ring channel has been seted up to the position department that the inner wall of drain pipe body corresponds the rotor plate, and dead lever B is located under the ring channel. Through setting up rotor plate and flexible sheet rubber, thereby reached rotor plate and flexible sheet rubber stop the effect of water backward flow with the inside stifled of drain pipe body, solved some high-rise building drainage pipe and taken place the phenomenon of watering of pouring very easily when using, the water of backward flow brings the vexation for life and use, leads to using comparatively trouble problem.

Description

Anti-backflow drain pipe

Technical Field

The utility model relates to a water pipeling technical field specifically is a prevent drain pipe that flows backward.

Background

The drainage pipeline is a drainage pipeline as the name implies, generally used for discharging domestic sewage and roof ponding, and refers to a system consisting of a pipeline for collecting and discharging sewage, wastewater and rainwater and auxiliary facilities thereof, and comprises a main pipe, branch pipes and pipelines leading to a treatment plant, and the pipeline is a drainage pipe as long as the pipeline is used for drainage no matter built on a street or in any other place.

The existing drainage pipeline of some high-rise buildings is very easy to pour water when in use, and the backflow water brings troubles to life and use, so that the use is troublesome.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent drain pipe that flows backward to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a prevent drain pipe that flows backward, including the drain pipe body, the inside difference fixedly connected with dead lever A and dead lever B of drain pipe body, dead lever A is located dead lever B directly over, the equal fixedly connected with connecting plate in both sides of dead lever A, the surface of connecting plate is rotated through the connecting axle and is connected with the rotor plate, the position department that the inner wall of drain pipe body corresponds the rotor plate has seted up the ring channel, dead lever B is located the ring channel under, the rotor plate rotates the inside of connecting at the ring channel, dead lever A's bottom fixedly connected with connecting block, the bottom fixedly connected with swash plate of connecting block, dead lever B's surface set up threaded hole, dead lever B's bottom swing joint has flexible sheet rubber, flexible sheet's bottom is provided with fixing bolt, fixing bolt's top runs through.

As a further aspect of the present invention: the rotating plate is a fan-shaped plate, and the upper surface of the rotating plate is provided with more than or equal to one through hole.

As a further aspect of the present invention: the fixing rod B is a triangular fixing rod, the flexible rubber sheet is composed of three fan-shaped rubber sheets, and the three rods on the fixing rod B are all arranged corresponding to the three fan-shaped rubber sheets on the flexible rubber sheet.

As a further aspect of the present invention: and the upper surface of the fixing rod B is provided with more than or equal to one through groove.

As a further aspect of the present invention: the fixing rod A and the fixing rod B are both horizontally arranged and coincide with the vertical symmetry axis of the drain pipe body, and the threaded hole is formed in the position where the upper surface of the fixing rod B coincides with the circle center of the drain pipe body.

Compared with the prior art, the beneficial effects of the utility model are that: through setting up rotor plate and flexible sheet rubber, when water takes place to flow backward, earlier through the flexible sheet rubber, the flexible sheet rubber is spacing to make it be in the horizontality and prevent the water of some backward flows by dead lever B, then remaining water arrives on the rotor plate and strikes the rotor plate, thereby make rotor plate and swash plate separation and upwards rotate, the rotor plate rotates the top of ring channel, and be in the horizontality and block up the inside of drain pipe body, thereby the water to the backward flow prevents, thereby rotor plate and flexible sheet rubber are gone up the inside of drain pipe body and are blocked the effect of water backward flow, some high-rise building drainage pipe have been solved and have taken place to flow backward the water phenomenon very easily when using, the water of backward flow brings the vexation for life and use, lead to using comparatively troublesome problem.

Drawings

FIG. 1 is a front cross-sectional view of a backflow prevention drain.

Fig. 2 is an enlarged view of a structure a in fig. 1 of a backflow prevention drain pipe.

Fig. 3 is an enlarged view of a structure B in fig. 1 of the backflow preventing drain pipe.

FIG. 4 is a top sectional view of the backflow prevention drain pipe at the position of a fixing rod A.

FIG. 5 is a top sectional view of the backflow prevention drain pipe at the position of a fixing rod B.

As shown in the figure: 1. a drain pipe body; 2. fixing the rod A; 3. fixing the rod B; 4. a connecting plate; 5. a rotating plate; 6. an annular groove; 7. a sloping plate; 8. a threaded hole; 9. a flexible rubber sheet; 10. fixing the bolt; 11. a through hole; 12. a through groove; 13. and (6) rotating the block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; 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.

Referring to fig. 1-5, in the embodiment of the present invention, a backflow preventing drain pipe comprises a drain pipe body 1, wherein a fixing rod a2 and a fixing rod B3 are respectively and fixedly connected to the inside of the drain pipe body 1, the fixing rod B3 is a triangular fixing rod, the triangular fixing rod is composed of three branch rods, a round block is arranged in the middle for fixing, the three branch rods are distributed in an annular array shape with the circle center of the round block as the array center, a flexible rubber sheet 9 is composed of three fan-shaped rubber sheets, the structure of the flexible rubber sheet is similar to that of the fixing rod B3, the fixing rod B3 limits the position of the flexible rubber sheet 9, the three rods on the fixing rod B3 are all arranged corresponding to the three fan-shaped rubber sheets on the flexible rubber sheet 9, the upper surface of the fixing rod B3 is provided with more than or equal to one through groove 12, the through groove 12 is used for water to pass, the flexible rubber sheet, the fixed rod A2 and the fixed rod B3 are superposed with the vertical symmetry axis of the drain pipe body 1, the two fixed rods are positioned on the diameter of the drain pipe body 1, the threaded hole 8 is formed in the position where the upper surface of the fixed rod B3 is superposed with the circle center of the drain pipe body 1, the middle of the threaded hole is provided to balance the force of the flexible rubber sheet 9 in all directions when being impacted by water, the fixed rod A2 is positioned right above the fixed rod B3, the two sides of the fixed rod A2 are fixedly connected with the connecting plates 4, the surface of the connecting plates 4 is rotatably connected with the rotating plate 5 through the connecting shaft, the rotating plate 5 is a fan-shaped plate, the fan-shaped plate is convenient for opening and closing the interior of the drain pipe body 1 when rotating, the fan-shaped plate is similar to an opening and closing door, the upper surface of the rotating plate 5 is provided with more than or equal to one, give enough space and supply its rotation, dead lever B3 is located ring channel 6 under, rotor plate 5 rotates the inside of connecting at ring channel 6, the bottom fixedly connected with connecting block 13 of dead lever A2, the bottom fixedly connected with swash plate 7 of connecting block 13, the quantity of this swash plate 7 is two, support two rotor plates 5 respectively, it is fixed with swash plate 7 to be provided with the bracing piece that is used for supporting between two swash plates 7, threaded hole 8 has been seted up on the surface of dead lever B3, the bottom swing joint of dead lever B3 has flexible rubber piece 9, the bottom of flexible rubber piece 9 is provided with fixing bolt 10, fixing bolt 10's top is run through dead lever B3 and is extended to dead lever B3's top.

When the water backflow prevention drainage pipe is used, when water downwards rushes from the upper surface of the drainage pipe body 1, the water downwards rushes the two rotating plates from top to bottom to enable the two rotating plates to downwards rotate, the rotating plates 5 which downwards rotate are flushed onto the inclined plates 7 by the water, the inclined plates 7 limit the rotating plates 5, the water reaches the flexible rubber sheets 9 and the through grooves 12 in the fixed rods B3 through the rotating plates 5 and impacts the flexible rubber sheets 9 to enable the flexible rubber sheets 9 to downwards bend and deform, finally, the water reaches the lower parts of the flexible rubber sheets 9 and is removed, when the water backflow occurs, the water backflow firstly impacts the flexible rubber sheets 9 to enable the flexible rubber sheets 9 to be in contact with the fixed rods B3 and prevent a part of the water, the remaining water impacts the rotating plates 5 to enable the rotating plates 5 to reversely upwards rotate from the inclined plates 7 to the horizontal position and block the interior of the drainage pipe body 1, the annular grooves 6 limit the rotating plates 5, the rotating range of the rotating plates 5 is prevented from being too large, the through holes 11 on the rotating plate 5 facilitate the passing of the reflowing water, prevent the cracking of the rotating plate 5 caused by the overlarge water pressure of the reflowing water, and the device can effectively prevent the reflowing phenomenon, is simple to operate and is very convenient to use.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention, and the following claims are therefore to be read in this light of the appended claims.

Claims

1. A backflow-preventing drain pipe comprises a drain pipe body (1) and is characterized in that the inside of the drain pipe body (1) is fixedly connected with a fixed rod A (2) and a fixed rod B (3) respectively, the fixed rod A (2) is positioned right above the fixed rod B (3), both sides of the fixed rod A (2) are fixedly connected with connecting plates (4), the surface of each connecting plate (4) is rotatably connected with a rotating plate (5) through a connecting shaft, the inner wall of the drain pipe body (1) is provided with a circular groove (6) at a position corresponding to the rotating plate (5), the fixed rod B (3) is positioned right below the circular groove (6), the rotating plate (5) is rotatably connected inside the circular groove (6), the bottom of the fixed rod A (2) is fixedly connected with a connecting block (13), the bottom of the connecting block (13) is fixedly connected with an inclined plate (7), and the surface of the fixed rod B, the bottom of the fixing rod B (3) is movably connected with a flexible rubber sheet (9), the bottom of the flexible rubber sheet (9) is provided with a fixing bolt (10), and the top of the fixing bolt (10) penetrates through the fixing rod B (3) and extends to the top of the fixing rod B (3).

2. The backflow-preventing drain pipe according to claim 1, wherein the rotating plate (5) is a fan-shaped plate, and the upper surface of the rotating plate (5) is provided with more than one through hole (11).

3. The backflow-preventing drain pipe according to claim 1, wherein the fixing rod B (3) is a triangular fixing rod, the flexible rubber sheet (9) is composed of three fan-shaped rubber sheets, and the three rods of the fixing rod B (3) are arranged corresponding to the three fan-shaped rubber sheets of the flexible rubber sheet (9).

4. The backflow-preventing drain pipe according to claim 1, wherein the upper surface of the fixing rod B (3) is provided with more than one through groove (12).

5. The backflow-preventing drain pipe according to claim 1, wherein the fixing rod A (2) and the fixing rod B (3) are both horizontally disposed, the fixing rod A (2) and the fixing rod B (3) are coincident with a vertical symmetry axis of the drain pipe body (1), and the threaded hole (8) is formed at a position where an upper surface of the fixing rod B (3) is coincident with a circle center of the drain pipe body (1).