CN217714091U

CN217714091U - Elbow pipe fitting

Info

Publication number: CN217714091U
Application number: CN202221431500.7U
Authority: CN
Inventors: 温殿辉
Original assignee: Henan Zhongze New Material Co ltd
Current assignee: Henan Zhongze New Material Co ltd
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-11-01
Anticipated expiration: 2032-06-09

Abstract

The utility model discloses an elbow pipe fitting aims at solving prior art and can't bear quick rivers impact force and the poor technical problem of noise reduction effect. The elbow pipe fitting mainly comprises a reducing elbow body, a water inlet joint connected with one end of the elbow body and a water drainage joint connected with the other end of the elbow body, wherein the inner diameter of the water drainage joint is larger than that of the water inlet joint, and an inspection port for inspection is formed in the elbow body; the inspection port upper cover is provided with an inspection cover; and a plurality of rotational flow ribs for further reducing the impact force are arranged in the elbow body. The plurality of rotational flow ribs are arranged inside the elbow body, so that the impact force of rapid water flow is further reduced; and is favorable to the inspection pipe fitting through setting up the inspection socket, and thereby the inspection lid is established to the inspection socket upper cover and the amortization noise reduction effect of assurance elbow.

Description

Elbow pipe fitting

Technical Field

The utility model relates to a plumbing technical field, concretely relates to elbow pipe fitting.

Background

In a plumbing system, an elbow is a pipe that changes direction of the pipe. The angle is divided into three types of most common elbows of 45 degrees, 90 degrees and 180 degrees, and other abnormal elbows of 60 degrees and the like are also included according to engineering requirements. The elbow is made of cast iron, stainless steel, alloy steel, malleable cast iron, carbon steel, nonferrous metal, plastics, etc. The connection with the pipe is as follows: direct welding (the most common way) flange connections, hot melt connections, electrofusion connections, screw connections, socket connections, etc. The production process comprises the following steps: the elbow is a commonly used connecting pipe fitting in water heating equipment, is used for connecting the elbow of a pipeline and changing the direction of the pipeline, and is widely used in basic engineering such as chemical engineering, construction, water supply, drainage, petroleum, light and heavy industries, refrigeration, sanitation, water heating, fire fighting, electric power, aerospace, shipbuilding and the like because the elbow has good comprehensive performance.

The requirement of the drainage quantity of high-rise building drainage is more than 6L/s, the water seal loss value is controlled below 25mm, the positive and negative pressure of air in a pipe is within 40mmAq, and according to the standard requirement, if a water outlet at the bottom of the drainage system adopts a common 45-degree elbow or a ninety-degree elbow, the drainage effect is not ideal enough: because the span of the two elbows is small, the vertical falling of the water flow in the vertical pipe can carry a large amount of air to fall together, the kinetic energy is large, the horizontal pipe cannot bear the impact force of the rapid water flow, the air in the middle of the pipeline cannot be discharged in time, and the smoothness of the drainage is seriously influenced. Therefore, it is necessary to design an elbow pipe fitting which can bear the impact force of rapid water flow, can reduce noise and has strong drainage capability.

The information disclosed in this background section is only for enhancement of understanding of the background of the disclosure and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art that is already known to a person skilled in the art.

Disclosure of Invention

The inventor discovers through research that: the requirement of the drainage quantity of the drainage of the high-rise building is large, the water seal loss control value is low, the existing double 45-degree elbow or 90-degree elbow cannot meet the requirement, and the impact force of rapid water flow cannot be borne, so that the smoothness of the drainage is difficult to ensure.

In view of at least one of the above technical problems, the present disclosure provides an elbow pipe fitting, which is characterized in that the inner diameter of a drainage joint is set to be larger than the inner diameter of a water inlet joint, a plurality of swirl ribs are arranged inside an elbow body, so as to improve the impact bearing capacity of the elbow body, an inspection cover is arranged on an inspection opening, an arc elbow is changed into an irregular elbow, the natural resonance frequency of the irregular elbow is changed, so as to avoid the generation of resonance when water flow impacts, and thus, the noise reduction effect of the elbow is ensured.

According to one aspect of the disclosure, an elbow pipe fitting is provided, which comprises a reducing elbow body, a water inlet joint connected with one end of the elbow body, and a water drainage joint connected with the other end of the elbow body, wherein the inner diameter of the water drainage joint is larger than that of the water inlet joint, and an inspection port is arranged on the elbow body; the inspection port upper cover is provided with an inspection cover; and a plurality of rotational flow ribs for reducing impact force are arranged on the inner wall of the elbow body.

In some embodiments of the present disclosure, the outer wall of the elbow body is provided with a support frame, and the support frame includes a base and a support column disposed on the base.

In some embodiments of the present disclosure, the number of the support columns is one or more.

In some embodiments of the present disclosure, a blocking block for blocking the inspection opening is disposed in the inspection opening to meet the requirement that the inspection opening is not needed.

In some embodiments of the disclosure, a sliding groove is formed in the inner wall of the inspection opening, a supporting plate used for supporting the blocking block is arranged at the bottom of the sliding groove, a sliding strip corresponding to the sliding groove is arranged on the side face of the blocking block, and a grabbing portion beneficial to extraction is arranged at the top of the sliding strip.

In some embodiments of the present disclosure, the inspection opening is cylindrical in shape, an external thread is provided on an outer side of the inspection opening, and an internal thread corresponding to the external thread is provided on an inner side of the inspection cover, so that the inspection cover can be easily disposed on the inspection opening.

One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:

1. this application is through setting up a plurality of whirl muscle in the inside of elbow body to guarantee to further reduce the impact force of quick rivers.

2. This application is through setting up the inspection socket in order to do benefit to the inspection pipe fitting, and the inspection lid is established to the inspection socket upper cover, becomes irregular elbow with the arc elbow, changes its resonant frequency to produce resonance, thereby guarantee the amortization noise reduction effect of elbow.

3. This application is used for the shutoff through being provided with in the inspection opening the sprue of inspection opening, and then satisfy the demand that need not the inspection opening to the application scope of elbow has been expanded.

Drawings

Fig. 1 is a schematic structural diagram according to an embodiment of the present application.

Fig. 2 is a schematic diagram of an explosive structure according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram of an inspection opening according to an embodiment of the present application.

Fig. 4 is a schematic structural diagram of a blocking block according to an embodiment of the present application.

Fig. 5 is a schematic structural diagram of an inspection cover according to an embodiment of the present application.

In the above figures, 1 is an elbow body, 2 is a drainage joint, 3 is a water inlet joint, 4 is a support frame, 41 is a base, 42 is a support column, 5 is an inspection opening, 51 is a chute, 52 is a support plate, 53 is an external thread, 6 is a plug, 61 is a slide bar, 62 is a grasping part, 7 is an inspection cover, 71 is an internal thread, and 8 is a swirl rib.

Detailed Description

In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "vertical", "horizontal", "clockwise", "counterclockwise", and the like are used in the orientations and positional relationships indicated in the drawings, which are based on the orientations and positional relationships indicated in the drawings, and are used for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. The term "connected" and "coupled" as used herein includes both direct and indirect connections (couplings), unless otherwise specified.

The unit modules, components, structures, and mechanisms) and sensors described in the following embodiments are all conventional commercially available products unless otherwise specified.

The embodiment of the application provides an elbow pipe fitting, has solved prior art and can't bear quick rivers impact force to can't guarantee rivers smoothness, and the poor technical problem of noise reduction effect of just amortizing, at this internal a plurality of whirl muscle that set up of elbow, improved the ability of bearing the rivers impact force.

For solving the above-mentioned problem of bearing rivers impact force and amortization and falling noise of technical scheme in the embodiment of this application, general thinking is as follows: be provided with a plurality of whirl muscle in the inside of elbow body to can improve the elbow and offset the impact force of quick rivers, and through the outer wall of elbow body is provided with the support frame, plays certain supporting role to whole elbow, the stability of the elbow of further guaranteeing.

The inspection opening has been still seted up on above-mentioned elbow body to do benefit to and overhaul the elbow, but, if the inspection opening is opening always, can influence the effect that whole elbow amortization was fallen and is fallen, consequently the inspection lid is established to the inspection opening upper cover, thereby guarantees its amortization and falls the effect of making an uproar, solves the problem that the amortization was fallen and falls effectively.

For better understanding of the technical solutions of the present application, the technical solutions will be described in detail below with reference to the drawings and specific embodiments.

Example one

The embodiment discloses an elbow pipe fitting, which mainly comprises an elbow body 1 with variable diameters, a water inlet joint 3 connected with one end of the elbow body 1 and a water drainage joint 2 connected with the other end of the elbow body 1, wherein the inner diameter of the water drainage joint 2 is larger than that of the water inlet joint 3, and an inspection opening 5 for inspection is arranged on the elbow body 1; the inspection opening 5 is covered with an inspection cover 7, the inspection opening 5 is cylindrical, the outer side of the inspection opening 5 is provided with an external thread 53, as shown in fig. 5, the inspection cover 7 is internally provided with an internal thread 71 corresponding to the external thread 53, so that the inspection cover 7 is covered on the inspection opening 5, and the noise reduction effect of the elbow is ensured.

However, in some cases where the inspection cannot be performed or is not required, the inspection opening 5 cannot be used, so that the block 6 is disposed in the inspection opening 5, and as shown in fig. 3, a sliding groove 51 is formed in the inner wall of the inspection opening 5; as shown in fig. 4, the two sides of the blocking block 6 are provided with sliding strips 61 corresponding to the sliding grooves 51, so as to facilitate the placement of the blocking block 6 in the inspection opening 5, the bottom of the sliding grooves 51 is provided with a supporting plate 52 for supporting the blocking block 6, thereby ensuring that the blocking block 6 can be placed in the inspection opening 5 without falling, and the top of the blocking block 6 is provided with a grabbing part 62 facilitating the extraction, so as to facilitate the picking and placing of the blocking block 6.

Elbow body 1 is inside to be provided with a plurality of whirl muscle 8 that are used for further reducing the impact force to be used for offsetting the impact force of quick rivers, further improve the shock resistance of elbow, and the outer wall of elbow body 1 is provided with support frame 4, and is right elbow body 1 plays the supporting role, further guarantees the stability of elbow, support frame 4 includes base 41 and sets up a support column 42 on the base 41.

When the water inlet joint is used, the water inlet joint 3 is connected to the vertical pipe, and the water outlet joint 2 is connected to the horizontal pipe, so that water flow offsets impact force through the elbow.

Although preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention.

It will be apparent to those skilled in the art that various changes and modifications may be made to the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present application and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. An elbow pipe fitting is characterized by comprising a reducing elbow body, a water inlet joint connected with one end of the elbow body and a water drainage joint connected with the other end of the elbow body, wherein the inner diameter of the water drainage joint is larger than that of the water inlet joint, and an inspection hole is formed in the elbow body; the inspection port upper cover is provided with an inspection cover; and a plurality of rotational flow ribs for reducing impact force are arranged on the inner wall of the elbow body.

2. Elbow pipe according to claim 1, characterized in that the outer wall of the elbow body is provided with a support frame, which comprises a base and a support column arranged on the base.

3. Elbow pipe according to claim 2, characterized in that the number of the support columns being telescopic columns is one or more.

4. The elbow fitting according to claim 1, wherein a block for blocking the inspection opening is provided in the inspection opening to meet the requirement that the inspection opening is not needed.

5. The elbow pipe fitting according to claim 4, wherein the inner wall of the inspection opening is provided with a sliding groove, the bottom of the sliding groove is provided with a support plate for supporting the block, the side surface of the block is provided with a slide bar corresponding to the sliding groove, and the top of the block is provided with a grabbing part for facilitating the extraction.

6. The elbow fitting according to claim 1, wherein the inspection opening is cylindrical in shape, an external thread is provided on an outer side of the inspection opening, and an internal thread corresponding to the external thread is provided on an inner side of the inspection cover to facilitate the installation of the inspection cover on the inspection opening.