CN213177243U - Flow-expanding retaining ring and drain pipe - Google Patents

Abstract

The utility model belongs to the technical field of building drainage accessory product technique and specifically relates to an expand class gear ring and drain pipe. The flow expansion baffle ring is used for connecting a drain pipe and a pipe fitting, a protruding swirl rib is arranged on the inner surface of the drain pipe, a swirl groove corresponding to the swirl rib is arranged on the outer surface of one end of the baffle ring, and the swirl rib is embedded into the swirl groove when the baffle ring is connected with the drain pipe; the other end of the gear ring is connected with the pipe fitting in a socket joint mode. The utility model discloses in, the drain pipe passes through the fender position circle and is connected with the pipe fitting, has both solved the commonality of pipe fitting and has also increased the latus rectum of cavity spiral pipe fitting, has guaranteed the displacement to a certain extent.

Description

Flow-expanding retaining ring and drain pipe

Technical Field

The utility model belongs to the technical field of building drainage accessory product technique and specifically relates to an expand class gear ring and drain pipe.

Background

In order to increase the drainage flow of the building drainage pipe, a swirl pipe is generally selected in the current market, namely, the inner wall of the pipe is provided with a plurality of spiral ribs.

The swirl tube is divided into 2 types of solid wall swirl tubes (a single-layer tube has swirl ribs on the inner wall) and hollow swirl tubes (a double-layer tube has a hollow middle part and swirl ribs on the inner wall). The gear ring is applied to the hollow spiral pipe, the wall thickness of the hollow spiral pipe is relatively thick, the actual drift diameter inside the pipe 1 is smaller than that of a solid-wall spiral pipe, the internal drift diameter of the matched pipe 2 is further reduced for preventing water from flowing into a hollow layer of the pipe, and the pipe is usually a special pipe and cannot be used as a conventional large-drift-diameter pipe. During normal drainage, the pipe fittings become nodes and limit drainage flow. (please refer to FIG. 1)

Referring to fig. 2, a chinese utility model patent with publication number CN210424151U discloses a high-displacement silent noise-reduction swirling flow pipe, which comprises a first pipe, a connecting pipe and a second pipe, wherein the first pipe is perpendicular to the second pipe, and the first pipe is connected with the second pipe through the connecting pipe; the side wall of the first pipeline and the side wall of the second pipeline both sequentially comprise a high-density modified polyethylene layer and an isotactic polypropylene layer from inside to outside, and the side wall of the connecting pipe sequentially comprises an organic fluorine compound hydrophobic layer, a polyethylene resin layer and an isotactic polypropylene layer from inside to outside; and swirl bosses are arranged on the inner wall of the high-density modified polyethylene layer of the first pipeline along the direction parallel to the axis and on the inner wall of the high-density modified polyethylene layer of the second pipeline along the direction parallel to the axis. The utility model provides a swirling flow pipeline intensity is high, impact resistance is good, has the silence, falls the effect of making an uproar.

The outer diameter of the connecting pipe of the high-displacement mute noise-reducing swirling flow pipeline is smaller than the inner diameter of the first pipeline and the second pipeline or the inner diameter of the connecting pipe is larger than the outer diameter of the first pipeline and the outer diameter of the second pipeline, and drainage flow is limited to a certain extent.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an expand class fender position circle and drain pipe realizes the connection of drain pipe and pipe fitting through keeping off the position circle, has both solved the commonality of pipe fitting and has also increased the latus rectum of cavity spiral pipe fitting, has guaranteed the displacement to a certain extent.

In order to achieve the advantages, the utility model provides an expansion baffle ring which is used for the connection between a drain pipe and a pipe fitting, wherein the inner surface of the drain pipe is provided with a convex swirling rib, the outer surface of one end of the baffle ring is provided with a swirling groove corresponding to the swirling rib, and the swirling rib is embedded into the swirling groove when the baffle ring is connected with the drain pipe; the other end of the gear ring is connected with the pipe fitting in a socket joint mode.

In an embodiment of the present invention, the retainer ring includes an upper pipe body and a lower pipe body, the upper pipe body is used for connecting with the pipe fitting, and the lower pipe body is used for connecting with the drain pipe.

In an embodiment of the present invention, the radial dimension of the upper pipe body is larger than the radial dimension of the lower pipe body.

In an embodiment of the present invention, the water retaining ring is provided between the upper pipe body and the lower pipe body with a limiting ring for limiting the connection depth of the drain pipe and the pipe fitting.

In an embodiment of the present invention, the swirling groove is disposed on an outer surface of the lower pipe body.

In one embodiment of the present invention, the drain pipe is a hollow spiral pipe, and the pipe fitting is a three-way pipe joint.

In one embodiment of the present invention, the inner surface of the gear ring has a rib at a position corresponding to the swirling groove.

In an embodiment of the present invention, the upper tube, the lower tube, and the limiting ring are integrally formed.

In one embodiment of the present invention, the retainer ring, the drain pipe, and the pipe fitting are made of plastic.

In an embodiment of the present invention, a drain pipe includes the above-mentioned flow-expanding retainer ring.

The utility model discloses in, the drain pipe is connected with the pipe fitting through keeping off the position circle, during the vortex muscle embedding vortex groove when keeping off position circle one end and water piping connection, the connector sleeve of pipe fitting was established when keeping off the position circle other end and pipe fitting are connected and is realized the socket joint outside the upper tube body of keeping off the position circle and connect, and the through diameter that the commonality that has both solved the pipe fitting through the diffusion manger plate circle of this structure has also increased the cavity spiral pipe has guaranteed the displacement to a certain extent.

Drawings

Fig. 1 is a schematic view of a conventional connection structure between a pipe and a pipe fitting.

Fig. 2 is a schematic structural diagram of a high-displacement silencing and noise-reducing swirl pipe in the prior art.

Fig. 3 is a schematic structural view of a drain pipe according to the present invention.

Fig. 4 is a schematic structural view of the flow expansion gear ring according to the first embodiment of the present invention.

Fig. 5 is a bottom view of the diffuser collar of fig. 4.

Fig. 6 is a plan view of the diffuser collar of fig. 4.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

Referring to fig. 3, the flow-expanding baffle ring of the first embodiment of the present invention is used for connecting the drain pipe 1 and the pipe fitting 2. Preferably, the drain pipe 1 is a hollow spiral pipe. The pipe fitting 2 is a three-way pipe joint. The drain pipe 1 is connected with the pipe fitting 2 through the stop ring 3.

The inner surface of the drain pipe 1 is provided with the convex swirling ribs 11, so that swirling action is facilitated, the impact force of fluid on the pipe wall is reduced, the aims of muting and noise reduction are fulfilled, meanwhile, impurities are not easy to adhere to the inner wall of the connecting pipe, blockage is reduced, and discharge capacity is guaranteed.

Referring to fig. 4-6, the outer surface of one end of the retainer ring 3 is provided with a swirl groove 320 corresponding to the swirl rib 11, and the swirl rib 11 is embedded in the swirl groove 320 when the retainer ring 3 is connected with the drain pipe 1. The other end of the retainer ring 3 is connected with the pipe fitting 2 in a socket joint mode.

The retainer ring 3 comprises an upper pipe body 31, a lower pipe body 32 and a limiting ring 33 which is arranged between the upper pipe body 31 and the lower pipe body 32 and used for limiting the installation depth of the connection between the drain pipe 1 and the pipe fitting 2. The upper pipe body 31 is used for connecting with the pipe fitting 2, and the lower pipe body 32 is used for connecting with the drain pipe 1.

Further, the radial dimension of the upper tube 31 is larger than the radial dimension of the lower tube 32. The inner diameter of the pipe fitting 2 is larger than the outer diameter of the upper pipe body 31.

Furthermore, the cross section of the vortex rib 11 is triangular or trapezoidal. The swirling flow groove 320 is disposed on the outer surface of the lower pipe 32.

Furthermore, the inner surface of the gear ring 3 is provided with a reinforcing rib 310 at a position corresponding to the swirling groove 320, so that the strength of the upper pipe body 31 is improved, and the phenomenon that the connection sealing performance is affected due to insufficient strength caused by thin wall when the upper pipe body is connected with a three-way pipe joint is avoided.

Further, the upper tube 31, the lower tube 32, and the limiting ring 33 are integrally formed.

Further, the retainer ring 3, the drain pipe 1 and the pipe fitting 2 are all made of plastic.

In an embodiment of the present invention, a drain pipe includes the above-mentioned water-retaining ring.

The utility model discloses in, the drain pipe is connected with the pipe fitting through keeping off the position circle, during the vortex muscle embedding vortex groove when keeping off position circle one end and water piping connection, the connector sleeve of pipe fitting was established when keeping off the position circle other end and pipe fitting are connected and is realized the socket joint outside the upper tube body of keeping off the position circle and connect, and the through diameter that the commonality that has both solved the pipe fitting through the diffusion manger plate circle of this structure has also increased the cavity spiral pipe has guaranteed the displacement to a certain extent.

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. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

Claims (10)

1. A flow expansion retaining ring is used for connecting a drain pipe and pipe fittings and is characterized in that a protruding swirling flow rib is arranged on the inner surface of the drain pipe, a swirling flow groove corresponding to the swirling flow rib is formed in the outer surface of one end of the retaining ring, and the swirling flow rib is embedded into the swirling flow groove when the retaining ring is connected with the drain pipe; the other end of the gear ring is connected with the pipe fitting in a socket joint mode.

2. The diffuser collar of claim 1, wherein the collar comprises an upper tubular body for connection to the pipe fitting and a lower tubular body for connection to the drain pipe.

3. The diffuser baffle ring of claim 2 wherein the radial dimension of the upper body is greater than the radial dimension of the lower body.

4. The diffuser baffle ring of claim 2 wherein a stop ring is disposed between the upper pipe body and the lower pipe body to limit the depth of connection with the drain pipe and the pipe fitting.

5. The diffuser baffle ring of claim 2 wherein the swirl grooves are disposed on an outer surface of the lower tubular body.

6. The flow-expanding baffle ring as claimed in claim 1, wherein the drain pipe is a hollow spiral pipe, and the pipe fittings are main riser pipe fittings such as a tee joint, a riser inspection port, an expansion joint and the like.

7. The diffuser baffle ring of claim 1 wherein the baffle ring inner surface has ribs at locations corresponding to the swirl slots.

8. The diffuser baffle ring of claim 4 wherein the upper tube, the lower tube, and the retainer ring are integrally formed.

9. The diffuser collar of claim 1, wherein said collar, said drain pipe, and said pipe fitting are all made of plastic.

10. A drain pipe comprising the diffuser stop of any of claims 1-9.

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