Water-leakage-proof quick connecting pipe fitting

Abstract

The utility model relates to the technical field of connecting pipe fittings, and discloses a water-leakage-proof quick connecting pipe fitting which comprises a quick connector, four leather cushion grooves are formed in the inner wall of the quick connector, rubber rings are arranged in the leather cushion grooves, the shapes of the rubber rings are matched with the shapes of the leather cushion grooves, and the rubber rings are connected with the quick connector. The inner wall of the quick connector is in sliding connection with a movable ring, the outer wall of the quick connector is in threaded connection with a knob type outer cover, the inner wall of the knob type outer cover is provided with a convex ring, and the convex ring is used for extruding the movable ring. According to the quick connector, after the four leather cushion grooves are formed in the quick connector, the rubber cushions are placed in the leather cushion grooves, the effect of sealing and preventing water leakage is achieved, then the metal quick connection water pipe body and the rotary knob type outer cover are arranged in the quick connector in a sleeved mode, the movable ring slides to extrude the metal quick connection water pipe body, and therefore the quick connection water pipe is sealed. And the effects of quickly connecting the pipe fittings and saving the installation or maintenance time are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to connecting pipe fitting technical field especially, relates to a prevent water leakage quick -witted connecting pipe fitting. BACKGROUND

[0002] Quick -witted connecting pipe fitting is a kind of connecting device for pipeline system, can quickly, conveniently connect two pipes or pipe fittings together, it is widely used in water pipe, gas pipe, hydraulic system etc. field, can effectively prevent leakage, and have good sealing performance, the use of quick -witted connecting pipe fitting makes pipeline installation and maintenance work more efficient, especially in some occasions that need to be frequently disassembled and maintained, it is particularly outstanding.

[0003] The main reason for using quick -witted connecting pipe fitting is that it can greatly improve the efficiency of pipeline connection and maintenance, compared with traditional connection mode, quick -witted connecting pipe fitting is installed quickly, disassembled conveniently, usually does not need special tool or professional skill, saves time and labor, in addition, quick -witted connecting pipe fitting provides reliable sealing performance, can effectively prevent water leakage or air leakage phenomenon, guarantees the safety and stability of system.

[0004] Most of quick -witted connecting pipe fittings on the market are connected quickly by welding, so when the pipe fitting is repaired or replaced, a lot of time is spent on disassembly and installation, which not only consumes a lot of time but also increases the cost problem. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a kind of prevent water leakage quick -witted connecting pipe fitting, to solve the problem that most of quick -witted connecting pipe fittings on the market are connected quickly by welding, so when the pipe fitting is repaired or replaced, a lot of time is spent on disassembly and installation, which not only consumes a lot of time but also increases the cost problem.

[0006] To achieve the above object, the utility model provides the following technical scheme:

[0007] A kind of prevent water leakage quick -witted connecting pipe fitting, including quick -witted connector, the inner wall of the quick -witted connector is equipped with skin pad groove, the skin pad groove is equipped with four, the inside of the skin pad groove is provided with rubber ring, the shape of the rubber ring and the shape of skin pad groove are consistent, the inner wall of the quick -witted connector is slidably connected with active ring, the outer wall of the quick -witted connector is screw connected with knob type outer cover, the inner wall of the knob type outer cover is provided with convex ring, the convex ring is used to extrude active ring.

[0008] Preferably, the inner wall of the knob type outer cover is provided with metal quick -witted water pipe head, the outer wall of the metal quick -witted water pipe head is fixedly connected with metal quick -witted water pipe body, the outer wall of the metal quick -witted water pipe body is equipped with two inner grooves.

[0009] The utility model has the advantages of the following:

[0010] 1、 the utility model discloses, after the four skin pad recesses are set up in the quick connector, put the rubber pad into the skin pad recess, realize the effect of sealing and prevent water leakage, then the metal fast -joint water pipe body and knob -type outer cover are covered into the quick connector, and then the rotation knob -type outer cover will push the live ring to slide, and the live ring sliding extrudes the metal fast -joint water pipe body, and the effect of saving installation or maintenance time of quick -connection pipe fitting is achieved. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 A three -dimensional view of a water leakage prevention quick -connection pipe fitting is provided for the utility model;

[0012] Figure 2 A quick connector partial structure schematic view of a water leakage prevention quick -connection pipe fitting is provided for the utility model;

[0013] Figure 3 A knob -type outer cover partial structure schematic view of a water leakage prevention quick -connection pipe fitting is provided for the utility model;

[0014] Figure 4 A metal fast -joint water pipe body partial structure schematic view of a water leakage prevention quick -connection pipe fitting is provided for the utility model.

[0015] LEGEND:

[0016] 1, skin pad recess; 2, live ring; 3, knob -type outer cover; 4, quick connector; 5, metal fast -joint water pipe head; 6, inner recess; 7, metal fast -joint water pipe body. DETAILED DESCRIPTION

[0017] The technical scheme in the embodiments of the utility model will be described clearly and completely in conjunction with the drawings of the specification of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the scope of protection of the utility model.

[0018] REFER Figures 1-3The utility model provides a kind of embodiment: a kind of quick connecting pipe fitting of leakage prevention, including quick coupling 4, the inner wall of quick coupling 4 is equipped with skin pad groove 1, skin pad groove 1 is equipped with four, the inside of skin pad groove 1 is provided with rubber ring, the shape of rubber ring and the shape of skin pad groove 1 are in accord with, the inner wall of quick coupling 4 is slidably connected with active ring 2, the outer wall of quick coupling 4 is threadedly connected with knob type outer cover 3, the inner wall of knob type outer cover 3 is provided with convex ring, convex ring is used to extrude active ring 2, the inner wall of knob type outer cover 3 is provided with metal quick connecting water pipe head 5, the outer wall of metal quick connecting water pipe head 5 is fixedly connected with metal quick connecting water pipe body 7, the outer wall of metal quick connecting water pipe body 7 is equipped with two inner grooves 6;

[0019] Specifically, the inner wall of quick coupling 4 is equipped with quick coupling 4 and then installs rubber ring, which has the effect of sealing and preventing water leakage during use, then metal quick connecting water pipe head 5 is inserted into quick coupling 4, and knob type outer cover 3 is then fitted onto quick coupling 4, and then knob type outer cover 3 is rotated, which extrudes active ring 2, so that active ring 2 is clamped in the inner groove 6 formed in metal quick connecting water pipe body 7, which has the effect of saving installation or maintenance time of the quick connecting pipe fitting during use.

[0020] Working principle: when the connecting pipe fitting needs to be used, metal quick connecting water pipe head 5 is connected to the inner wall of quick coupling 4, then knob type outer cover 3 is fitted to the outer wall of quick coupling 4, when knob type outer cover 3 is not tightened, active ring 2 is popped out, with a diameter of about 25 mm, when knob type outer cover 3 is tightened, active ring 2 is pressed inward, at this time the diameter becomes smaller, about 24 mm, during the movement of active ring 2, it is clamped in the inner groove 6 formed in metal quick connecting water pipe body 7, and metal quick connecting water pipe head 5 is clamped in the skin pad groove 1 formed in quick coupling 4 during movement, there is a rubber ring in the skin pad groove 1, which can isolate liquid and gas, achieving the effects of quick connection of the pipe fitting, saving installation or maintenance time, and sealing to prevent water leakage.

[0021] Finally, it should be pointed out that: the above-mentioned is only preferred embodiment of the utility model, and is not used to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A watertight quick coupling pipe fitting comprising a quick coupling (4), characterized in that: The inner wall of the quick connector (4) is provided with four skin pad grooves (1), the inside of the skin pad groove (1) is provided with a rubber ring, the shape of the rubber ring is consistent with the shape of the skin pad groove (1), the inner wall of the quick connector (4) is slidably connected with a movable ring (2), the outer wall of the quick connector (4) is threadedly connected with a knob type outer cover (3), the inner wall of the knob type outer cover (3) is provided with a convex ring, and the convex ring is used for extruding the movable ring (2).

2. A quick connect plumbing fitting according to claim 1, wherein: The inner wall of the knob type outer cover (3) is provided with a metal quick-connecting water pipe head (5), the outer wall of the metal quick-connecting water pipe head (5) is fixedly connected with a metal quick-connecting water pipe body (7), and the outer wall of the metal quick-connecting water pipe body (7) is provided with two inner grooves (6).

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