Quick-connection three-way device

Abstract

The utility model discloses a quick-connection three-way device, which belongs to the technical field of three-way connectors and comprises a bearing body, a flow valve is fixedly connected to the top end of the bearing body, second connectors are fixedly connected to the left end and the right end of the bearing body, external threads are arranged on the outer diameters of the second connectors, and sealing rings are fixedly connected to the other sides of the second connectors. A sealing assembly is arranged outside the second connector and comprises a lantern ring, the lantern ring is connected to the outer diameter of the second connector in a threaded mode, a cavity is formed in the lantern ring, internal threads are arranged on the left portion of the cavity in the lantern ring, and the lantern ring can be connected with external threads arranged on the outer diameter of the second connector through the internal threads arranged in the lantern ring. According to the quick-connection three-way device, the problem of water leakage is effectively solved, the connection stability can be improved by adding a sealing structure, and therefore the stability of a whole pipeline system is improved, the working environment can be kept dry and clean, and the working conditions of surrounding equipment are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of three-way joints, in particular to a quick-connect three-way device. Background Art

[0002] A tee joint is also called a pipe tee or a tee pipe fitting. A tee joint is a pipe fitting with three openings, namely one inlet and two outlets; or two inlets and one outlet. It has T-shape and Y-shape, with equal-diameter pipe openings and different-diameter pipe openings. It is used at the confluence of three identical or different pipelines or at the branch of the main pipeline. It is mainly used to change the direction of the fluid.

[0003] After searching, the existing patent (publication number: CN209671844U) discloses a three-way joint quick fixing device, including a joint body, the joint body includes three connecting tubes, and a connecting sleeve is provided on the connecting tube, wherein a through groove is relatively opened on the connecting tube along the center line direction of the tube, and a sealing block is provided in the through groove, a slider is slidably matched on the sealing block, and a spring is installed and fixed between the slider and the inner wall of one side of the through groove, and the end face of the slider away from the sealing block is fixed to the inner cavity wall of the connecting sleeve. When connecting the three-way joint, the vertical bar on the rubber connecting hose is clamped and fixed to the connecting part on the through groove, so that the connecting hose is quickly fixed in the clamp body, and at the same time, the rubber vertical bar is clamped between the slider and the side wall of the through groove to form a seal, so that the three-way joint can be quickly fixed.

[0004] Although this patent (announcement number: CN209671844U) realizes the rapid fixation of the three-way joint, this patent (announcement number: CN209671844U) lacks a sealing structure, and the lack of a sealing structure may cause water leakage at the connection, affecting the normal operation of the pipeline system. The leakage not only damages the stability of the pipeline system, but may also cause damage to the surrounding environment and equipment. Utility Model Content

[0005] The main purpose of the utility model is to provide a quick-connect three-way device, which can effectively solve the problems mentioned in the background technology.

[0006] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a quick-connect three-way device, including a carrier, a flow valve is fixedly connected to the top of the carrier, and a second joint is fixedly connected to the left and right ends of the carrier, an external thread is provided on the outer diameter of the second joint, and a sealing ring is fixedly connected to the other side of the second joint, a sealing assembly is provided on the outside of the second joint, and the sealing assembly includes a ring, and the ring is threadedly connected to the outer diameter of the second joint.

[0007] Preferably, a cavity is provided inside the collar, and an internal thread is provided on the left portion of the internal cavity of the collar, and the internal thread provided inside the collar can be connected to the external thread provided on the outer diameter of the second joint.

[0008] Preferably, a plurality of telescopic columns and a return spring are fixedly connected inside the collar, and the plurality of telescopic columns are arranged inside the return spring, a sealing gasket is fixedly connected to the other end of the plurality of telescopic columns and the return spring, and a sealing strip is provided on the inner diameter of the sealing gasket, and the sealing gasket and the sealing strip are connected to each other through the sealing ring to play a sealing role.

[0009] Compared with the prior art, the utility model has the following beneficial effects:

[0010] In the utility model, water leakage is effectively prevented through the cooperation between the sealing ring, the collar, the sealing gasket and the sealing strip, and the addition of the sealing structure can increase the stability of the connection, thereby improving the stability of the entire pipeline system, and can also keep the working environment dry and clean, and improve the working conditions of surrounding equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 This is a schematic diagram of the overall structure of a quick-connect three-way device of the utility model;

[0012] Figure 2 This is a schematic diagram of the second joint structure of a quick-connect three-way device of the utility model;

[0013] Figure 3 This is a schematic diagram of the cross-sectional structure of a sleeve ring of a quick-connect three-way device of the utility model;

[0014] Figure 4 The utility model is a schematic diagram of a cross-sectional structure of a sleeve ring of a quick-connect three-way device.

[0015] In the figure: 1. carrier; 2. flow valve; 3. second joint; 4. external thread; 5. sealing ring; 6. collar; 7. telescopic column; 8. return spring; 9. sealing gasket; 10. sealing strip. DETAILED DESCRIPTION

[0016] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0017] like Figure 1-4As shown, a quick-connect three-way device includes a carrier 1, which is the basic structure of the entire device, providing support and stability to ensure that other components are correctly installed and operated. A flow valve 2 is fixedly connected to the top of the carrier 1. The flow valve 2 is used to adjust or control the flow of the medium in the device. By adjusting the opening and closing degree of the flow valve 2, the flow and pressure of the fluid can be controlled. Second joints 3 are fixedly connected to the left and right ends of the carrier 1. The second joint 3 is used to connect to the interface of other pipelines or equipment. An external thread 4 is provided on the outer diameter of the second joint 3. The external thread 4 is used to connect to other pipelines or equipment, providing an external connection port of the device, and a sealing ring 5 is fixedly connected to the other side of the second joint 3. The main function of the sealing ring 5 is to prevent medium leakage. It is installed at the connection of the second joint 3 to ensure a tight connection and prevent fluid from leaking through the connection. A sealing assembly is provided on the outside of the second joint 3. The sealing assembly includes a collar 6, which plays a connecting role. The collar 6 is threadedly connected to the outer diameter of the second joint 3 to achieve a tight connection. A cavity is provided inside the collar 6. , other components are arranged by opening a cavity, and an internal thread is provided on the left part of the internal cavity of the collar 6, which can be connected to the external thread 4 provided on the outer diameter of the second joint 3 through the internal thread provided inside the collar 6, so as to achieve a tight connection effect, and a plurality of telescopic columns 7 and a return spring 8 are fixedly connected inside the collar 6, and the telescopic columns 7 and the return spring 8 are used to restore the movable parts to the initial position. When the operation is completed or a certain condition is reached, the telescopic columns 7 and the return spring 8 will return to the original state for the next operation, and a plurality of telescopic columns 7 are arranged inside the return spring 8, which has a protective effect on it and has a buffering effect through the mutual cooperation between the telescopic columns 7 and the return spring 8. A sealing gasket 9 is fixedly connected to the other end of the plurality of telescopic columns 7 and the return spring 8, and the sealing gasket 9 is also a component for providing sealing performance to ensure that no leakage occurs at the connection, and a sealing strip 10 is provided on the inner diameter of the sealing gasket 9, and the sealing strip 10 is used to provide additional sealing performance at the connection to prevent fluid leakage, and the sealing ring 5 is connected to the sealing gasket 9 and the sealing strip 10 to achieve a sealing effect.

[0018] It should be noted that a quick-connect tee device generally refers to a tee connector used in a piping system, which has the characteristics of fast and convenient installation and replacement of pipes. The key part of the quick-connect tee device generally includes an efficient sealing structure to ensure that no water or leakage occurs at the connection. The user can quickly and firmly lock the connection parts together through simple manual operations, such as rotation, push-pull or compression. In actual use, the device is firstly provided with an external thread 4 on the outside of the second joint 3, and an internal thread is provided on the left side of the inside of the ring 6, so that the second joint 3 can be threadedly connected to the ring 6. When connected, a telescopic column 7 and a return spring 8 are provided inside the ring 6, and a sealing gasket 9 is fixedly connected to the other end of the telescopic column 7 and the return spring 8, and a sealing strip 10 is provided on the inner diameter of the sealing gasket 9, and a sealing ring 5 is fixedly connected to one side of the second joint 3, and the sealing ring 5 and the sealing strip 10 inside the sealing gasket 9 cooperate with each other to achieve a tight fit, thereby effectively preventing water leakage.

[0019] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A quick-connect three-way device, characterized in that: The invention comprises a carrier (1), the top of which is fixedly connected to a flow valve (2), and the left and right ends of the carrier (1) are fixedly connected to second joints (3), the outer diameter of the second joint (3) is provided with an external thread (4), and the other side of the second joint (3) is fixedly connected to a sealing ring (5), and the outside of the second joint (3) is provided with a sealing component, the sealing component comprising a collar (6), the collar (6) being threadedly connected to the outer diameter of the second joint (3), the inside of the collar (6) being fixedly connected to a plurality of telescopic columns (7) and a return spring (8), and the plurality of telescopic columns (7) are arranged inside the return spring (8), the other ends of the plurality of telescopic columns (7) and the return spring (8) are fixedly connected to a sealing pad (9), and the inner diameter of the sealing pad (9) is provided with a sealing strip (10), and the sealing pad (9) and the sealing strip (10) are connected to each other through the sealing ring (5), so as to play a sealing role.

2. A quick-connect three-way device according to claim 1, characterized in that: The collar (6) has a cavity formed inside, and an internal thread is formed on the left side of the internal cavity of the collar (6). The internal thread formed inside the collar (6) can be connected to an external thread (4) formed on the outer diameter of the second joint (3).

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