Butt joint structure of water supply pipe

Abstract

The utility model discloses a butt joint structure of a water supply pipe, which belongs to the technical field of water supply pipes and comprises a main body, the left end and the right end of the main body are respectively a male head and a female head, an anti-drop ring is arranged on the outer side of the male head, the section of the anti-drop ring is a right triangle, and the hypotenuse end of the anti-drop ring is adjacently connected with the outer edge of the left end face of the male head. A taper pipe is arranged between the main body and the female head, the inner diameter of the left end of the taper pipe is the same as the inner diameter of the main body, the inner diameter of the right end of the taper pipe is larger than the inner diameter of the female head, a clamping groove is formed between the taper pipe and the female head, and a sealing gasket is arranged in the clamping groove. The anti-falling ring can effectively prevent the pipeline from falling off due to external force or water pressure fluctuation, the pipeline connection efficiency is improved, the stability and safety of the butt joint structure are enhanced, and meanwhile the sealing performance between the pipelines can be effectively guaranteed through the cooperation between the anti-falling ring and the sealing gasket.

Description

TECHNICAL FIELD

[0001] The utility model discloses a butt joint structure of water supply pipe belongs to water supply pipe technical field. BACKGROUND

[0002] Water supply pipe is a kind of green, energy-saving, environmental protection pipe material, does not rust, does not scale, does not shrink, fluid resistance is small, can effectively reduce the energy consumption of water supply, improve the water supply of water point, it is a kind of ideal pipe network pipe, water supply pipe is mainly used for for the citizen to call and transport drinking water, guarantee the water demand of citizen, and due to its convenience and rapidity, become the transmission pipeline with bright prospect on market, gradually walk into the daily citizen home, become one of common pipeline in life.

[0003] At present, the existing water supply pipe is very inconvenient to butt joint, so that the staff needs to spend a lot of time when butt joint water supply pipe, in turn causes the problem of low installation efficiency, and the water supply pipe usually needs to be wrapped with multiple layers of raw adhesive tape when butt joint, in turn can be high sealing performance, to prevent subsequent water leakage, but such operation is very troublesome, for this, we propose a kind of water supply pipe convenient to install butt joint.

[0004] Therefore, a new scheme needs to be proposed to solve this problem. CONTENT OF UTILITY MODEL

[0005] The utility model aims at solving above-mentioned problem and provides a kind of butt joint structure of water supply pipe, has the effect of high-efficiency butt joint water supply pipe.

[0006] The utility model achieves the above-mentioned purposes by the following technical scheme, including main part, the left and right ends of main part are male head and female head respectively, the male head outside is provided with anti-drop ring, the anti-drop ring section is right triangle and the oblique side one end is adjacent with the male head left end face outer edge, the female head inner diameter is same with the male head outer diameter, taper pipe is arranged between main part and female head, the taper pipe left end inner diameter is same with the inner diameter of main part, the taper pipe right end inner diameter is greater than the inner diameter of female head and is formed with the clamping groove between female head, sealing washer is arranged in clamping groove.

[0007] By adopting the above technical scheme, when the two sections of water supply pipe are butt jointed, the male head of one section of water supply pipe is aligned with the female head of another section of water supply pipe, then the male head is inserted into the female head, when the male head left end is deeply inserted into the taper pipe at the female head left end, the anti-drop ring arranged on the male head outside can be clamped into the clamping groove formed between the taper pipe and the female head, to fix between the male head and the female head, improve the efficiency of butt joint between water supply pipes, and the sealing performance is further improved by the sealing washer arranged in the clamping groove and the design that the female head inner diameter is same with the male head outer diameter, to prevent water leakage of water supply pipe during use after the butt joint of male head and female head is completed.

[0008] Preferably, the male head left end face is provided with a buffer ring, and the buffer ring is a semicircular structure in cross section.

[0009] By using the above technical scheme, the semicircular structure of the buffer ring in cross section can slow down the impact force of water flow, thereby reducing the water pressure between the male head and the female head, ensuring the stability of the connection between the water supply pipes and improving the service life of the water supply pipes.

[0010] Preferably, the female head is provided with a plurality of elastic anti-skid rings.

[0011] By using the above technical scheme, the plurality of elastic anti-skid rings can increase the friction between the female head and the male head, prevent the male head from accidentally falling out of the female head during use, and further improve the stability of the device during use.

[0012] Preferably, the sealing washer is provided with a positioning protrusion at one end abutting the female head, and the female head is provided with a positioning hole matched with the positioning protrusion.

[0013] By using the above technical scheme, the correct installation of the sealing washer is ensured, the sealing effect is improved, and the pre-installed sealing washer is prevented from being offset during the insertion of the male head, thereby ensuring the stability and consistency of the installation of the water supply pipe.

[0014] Preferably, the main body, the male head, the female head and the taper pipe are provided with an anti-corrosion coating on the inner side.

[0015] By using the above technical scheme, the anti-corrosion coating can prolong the service life of the pipeline and reduce the maintenance cost caused by corrosion.

[0016] Preferably, the sealing washer, the anti-falling ring and the buffer ring are made of rubber.

[0017] By using the above technical scheme, the rubber material has good elasticity and sealing property, and can also provide certain buffering effect.

[0018] Compared with the prior art, the utility model has the advantages of:

[0019] Firstly, the anti-falling ring with a straight triangle cross section is arranged on the outer side of the male head, which can effectively prevent the pipeline from falling off due to external force or water pressure fluctuation when the male head is connected with the female head, thereby improving the connection efficiency of the pipeline, enhancing the stability and safety of the butt joint structure, and effectively ensuring the sealing property between the pipelines by cooperating with the sealing washer.

[0020] Secondly, the taper pipe design enables the water flow to smoothly transition between the main body and the female head, not only making the connection between the male head and the female head more compact, but also reducing the water flow resistance, at the same time, the semicircular buffer ring arranged at the end face of the male head can provide additional buffering effect, protecting the pipeline connection from direct impact and prolonging the service life;

[0021] Thirdly, the elastic reverse resistance rings arranged inside the female head not only enhance the firmness of the connection between the male head and the female head, but also further prevent the water flow in the water supply pipe from spilling out;

[0022] Fourthly, the sealing gasket, anti-dropping ring and buffer ring made of rubber material not only ensure good elasticity and sealing performance, but also further improve the durability and reliability of the entire butt joint structure due to their wear-resistant and corrosion-resistant properties. BRIEF DESCRIPTION OF DRAWINGS

[0023] Fig. 1 is a structural schematic view of a butt joint structure of a water supply pipe;

[0024] Fig. 2 is a sectional view of the connection relationship of the butt joint structure of the water supply pipe.

[0025] Reference signs: 1, main body; 2, male head; 3, female head; 4, anti-dropping ring; 5, taper pipe; 6, sealing gasket; 7, buffer ring; 8, elastic anti-skid ring; 9, positioning protrusion. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. In the description of the present application, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the drawings shown, and are only used to facilitate the description of the present application and simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be understood as a limitation on the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0027] A butt joint structure of a water supply pipe, such as Figs. 1-2As shown, including the main body 1, the main body 1 left and right ends are male head 2 and female head 3, the outer side of the male head 2 is provided with anti-off ring 4, the anti-off ring 4 is a right triangle and the hypotenuse is adjacent to the outer edge of the left end face of the male head 2, the inner diameter of the female head 3 is the same as the outer diameter of the male head 2, the main body 1 and the female head 3 are provided with a taper pipe 5, the inner diameter of the left end of the taper pipe 5 is the same as the inner diameter of the main body 1, the inner diameter of the right end of the taper pipe 5 is larger than the inner diameter of the female head 3 and a clamping groove is formed between the taper pipe 5 and the female head 3, a sealing washer 6 is arranged in the clamping groove, when the two sections of the water supply pipe are connected, the male head 2 of one section of the water supply pipe is aligned with the female head 3 of the other section of the water supply pipe, and then the male head 2 is inserted into the female head 3, when the male head 2 is deeply inserted into the taper pipe 5 at the left end of the female head 3, the anti-off ring 4 arranged on the outer side of the male head 2 can be clamped into the clamping groove formed between the taper pipe 5 and the female head 3, and the male head 2 and the female head 3 are fixed, which improves the efficiency of the connection between the water supply pipes, and the sealing performance is further improved by the design of the sealing washer 6 arranged in the clamping groove and the same inner diameter of the female head 3 and the outer diameter of the male head 2, which prevents the water supply pipe from leaking during use after the male head 2 and the female head 3 are connected.

[0028] The left end face of the male head 2 is provided with a buffer ring 7, and the cross section of the buffer ring 7 is a semicircular structure. By arranging the buffer ring 7, the semicircular structure of the cross section of the buffer ring 7 can reduce the impact force of the water flow, thereby reducing the water pressure between the male head 2 and the female head 3, ensuring the stability of the connection between the water supply pipes and improving the service life of the water supply pipes. A plurality of elastic anti-skid rings 8 are arranged on the inner side of the female head 3. The arrangement of the plurality of elastic anti-skid rings 8 can increase the friction between the inner side of the female head 3 and the male head 2, prevent the male head 2 from accidentally coming out of the female head 3 during use, and further improve the stability of the device during use.

[0029] The end of the sealing washer 6 abutting the female head 3 is provided with a positioning protrusion 9, and the female head 3 is provided with a positioning hole matched with the positioning protrusion 9. By arranging the positioning protrusion 9 and the positioning hole, the correct installation of the sealing washer 6 is ensured, the sealing effect is improved, and the pre-installed sealing washer 6 is prevented from being deviated during the insertion of the male head 2, thereby ensuring the stability and consistency of the installation of the water supply pipe. The inner sides of the main body 1, the male head 2, the female head 3 and the taper pipe 5 are provided with an anti-corrosion coating, which can prolong the service life of the pipeline, reduce the maintenance cost caused by corrosion, and the sealing washer 6, the anti-off ring 4 and the buffer ring 7 are all made of rubber material, which has good elasticity and sealing performance, and can also provide certain buffering effect.

[0030] When one of the two sections of the water supply pipe is inserted into the other section, the left end of the male head 2 is inserted into the taper pipe 5, the gradually reduced structure of the inner diameter of the taper pipe 5 makes the connection between the male head 2 and the female head 3 more closely, and the anti-drop ring 4 made of rubber material arranged outside the male head 2 is squeezed and shrunk during the process of inserting the male head 2 into the female head 3, and after the insertion is completed, the anti-drop ring 4 can be restored and clamped into the clamping groove and abut against the sealing washer 6, thereby completing the sealing of the gap between the male head 2 and the female head 3, and under the action of the anti-drop ring 4 and the elastic anti-skid ring 8, the male head 2 can be effectively prevented from being pulled out of the female head 3, thereby ensuring the stability of the connection between the water supply pipes and achieving the effect of efficient installation.

[0031] It is apparent for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, but can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all aspects as illustrative and not restrictive, and the scope of the present application is defined by the appended claims rather than the above description, and it is intended to encompass all changes falling within the meaning and range of equivalents of the elements of the claims. Any reference signs in the claims should not be considered as limiting the claims to which they belong.

[0032] In addition, it should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. A butt joint structure of a water supply pipe, comprising a main body (1), the left and right ends of the main body (1) being a male head (2) and a female head (3) respectively, characterized in that: The male head (2) is provided with an anti-drop ring (4) outside, the anti-drop ring (4) is a right-angled triangle in cross section and the hypotenuse is adjacent to the outer edge of the left end surface of the male head (2), the inner diameter of the female head (3) is the same as the outer diameter of the male head (2), the main body (1) is provided with a taper pipe (5) between the main body (1) and the female head (3), the inner diameter of the left end of the taper pipe (5) is the same as the inner diameter of the main body (1), the inner diameter of the right end of the taper pipe (5) is larger than the inner diameter of the female head (3) and a clamping groove is formed between the taper pipe (5) and the female head (3), the clamping groove is provided with a sealing washer (6) inside.

2. A butt joint for a water service pipe according to claim 1, wherein: The male head (2) is provided with a buffer ring (7) at the left end surface, the buffer ring (7) is a semicircular structure in cross section.

3. The butt joint of a water supply pipe according to claim 1, wherein: The female head (3) is provided with a plurality of elastic anti-skid rings (8) inside.

4. The butt joint of a water service pipe according to claim 1, wherein: The sealing washer (6) is provided with a positioning protrusion (9) at the end abutting against the female head (3), the female head (3) is provided with a positioning hole matched with the positioning protrusion (9).

5. The butt joint of a water service pipe according to claim 1, wherein: The main body (1), the male head (2), the female head (3) and the taper pipe (5) are all provided with an anti-corrosion coating inside.

6. The butt joint of a water service pipe according to claim 2, wherein: The sealing washer (6), the anti-drop ring (4) and the buffer ring (7) are all made of rubber.

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