Three-way connector

Abstract

The utility model provides a three-way connector. The three-way connector comprises a connecting pipe; the communicating pipe is arranged on one side of the outer surface of the connecting pipe, connecting flange plates are arranged on the two sides of the connecting pipe and one side of the outer surface of the communicating pipe, screws are in threaded engagement with the peripheries of the surfaces of the connecting flange plates, one ends of the screws are fixedly connected with connecting blocks, and limiting holes are formed in the middles of the surfaces of the connecting blocks. The elastic device is fixedly mounted on the surfaces of the connecting pipe and the communicating pipe. According to the three-way connector provided by the utility model, after the three-way connector and a pipeline are assembled and connected through the screw rod and the connecting flange plate, the restoring elastic force of the spring pushes the sliding block, and the sliding block drives the limiting rod to be embedded into the limiting hole of the connecting block, so that the screw rod is not easy to loosen, and the three-way connector is simple in structure and strong in practicability, and prevents the vibration effect from influencing the installation of the screw rod. The installation stability between the connecting flange plates and the installation stability between the three-way connector and the pipeline are kept, and the service life of the three-way connector is prolonged.

Description

Technical Field

[0001] The utility model relates to the field of pipeline installation, in particular to a three-way connector. Background Art

[0002] A tee is a pipe fitting with three pipe openings. Its main features are: changing the flow direction of the fluid: it can achieve fluid diversion or confluence; diverse structures: there are different forms such as equal-diameter tees and reducing-diameter tees; tees have important applications in pipeline systems and are widely used in pipeline layout in the fields of water supply and drainage, HVAC, petrochemicals, etc.

[0003] For example, a three-way connector for a delivery pipe used for a single hydraulic support with publication number CN203202488U is connected and assembled through a flange and a pipe, but the flange is usually connected with bolts. When the fluid inside the pipe flows, it hits the pipe and generates vibration. The vibration of the pipe will affect the installation of the bolts, causing the bolts to loosen, affecting the sealing effect between the pipe and the connector, and affecting the connection between the connector and the pipe.

[0004] Therefore, it is necessary to provide a three-way connector to solve the above technical problems. Utility Model Content

[0005] The utility model provides a three-way connector, which solves the problem that the three-way connector is connected and assembled by means of a flange and a pipe, but the flange is usually connected by bolts, and the fluid inside the pipe will vibrate when it hits the pipe during flow, and the vibration of the pipe will affect the installation of the bolts, causing the bolts to loosen, affecting the sealing effect between the pipe and the connector, and affecting the connection between the connector and the pipe.

[0006] In order to solve the above technical problems, the utility model provides a three-way connector, comprising: a connecting pipe;

[0007] A connecting pipe, the connecting pipe is arranged on one side of the outer surface of the connecting pipe, both sides of the connecting pipe and one side of the outer surface of the connecting pipe are provided with connecting flanges, the surface of the connecting flange is threadedly engaged with screws around, one end of the screw is fixedly connected to a connecting block, and a limiting hole is provided in the middle of the surface of the connecting block;

[0008] An elastic device, the elastic device is fixedly mounted on the surfaces of the connecting pipe and the communicating pipe, the elastic device comprises a mounting ring block, a sliding hole, a sliding groove, a sliding rod and a spring;

[0009] The limiting device is slidably installed inside the elastic device, and the limiting device includes a limiting rod, a moving block and a sliding block.

[0010] Preferably, the mounting ring block is fixedly installed on the surface of the connecting pipe, the four sliding holes are respectively opened around the surface of the mounting ring block, the two sliding grooves are respectively connected to the middle of both sides of the inner cavity wall of the sliding hole, the sliding rod is fixedly installed inside the sliding groove, and the spring sleeve is arranged on one side of the outer surface of the sliding rod.

[0011] Preferably, the limiting rod is slidably mounted inside the sliding hole, the two moving blocks are respectively fixedly mounted on both sides of the outer surface of the limiting rod, and the sliding block is fixedly mounted on one end of the limiting rod.

[0012] Preferably, the limiting hole and the limiting rod have matching diameters.

[0013] Preferably, the sliding block is sleeved on the outer surface of the sliding rod.

[0014] Preferably, one end of the spring is fixedly connected to one side of the inner cavity wall of the slide groove, and the other end of the spring is fixedly connected to the surface of the slider.

[0015] Preferably, a connecting ring plate is fixedly connected to one side of the surface of the moving block, and a pull rod is fixedly installed to one side of the surface of the connecting ring plate.

[0016] Compared with the related art, the three-way connector provided by the utility model has the following beneficial effects:

[0017] The utility model provides a three-way connector. After the three-way connector and the pipeline are assembled and connected by a screw rod and a connecting flange, the restoring elastic force of the spring pushes the slider, and the slider drives the limiting rod to be embedded in the limiting hole of the connecting block, so that the screw rod is not easy to loosen. The device has a simple structure and strong practicality, avoids the vibration effect affecting the installation of the screw rod, maintains the stability of the installation between the connecting flanges, the stability of the installation between the three-way connector and the pipeline, and prolongs the service life of the three-way connector. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic structural diagram of a first embodiment of a three-way connector provided by the utility model;

[0019] Figure 2 for Figure 1 An enlarged schematic diagram of point A is shown;

[0020] Figure 3 for Figure 1 A schematic cross-sectional view of the elastic device shown;

[0021] Figure 4 for Figure 3 The enlarged schematic diagram of point B is shown;

[0022] Figure 5The present invention is a schematic structural diagram of a second embodiment of a three-way connector provided by the present invention.

[0023] Numbers in the figure: 1. connecting pipe, 2. connecting flange, 3. elastic device, 31. mounting ring block, 32. sliding hole, 33. sliding groove, 34. sliding rod, 35. spring, 4. connecting pipe, 5. screw, 6. connecting block, 7. limiting hole, 8. limiting device, 81. limiting rod, 82. moving block, 83. sliding block, 9. connecting ring plate, 10. pull rod. DETAILED DESCRIPTION

[0024] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0025] First embodiment

[0026] Please refer to Figure 1 , Figure 2 , Figure 3 and Figure 4 ,in, Figure 1 A schematic structural diagram of a first embodiment of a three-way connector provided by the utility model; Figure 2 for Figure 1 An enlarged schematic diagram of point A is shown;

[0027] Figure 3 for Figure 1 A schematic cross-sectional view of the elastic device shown; Figure 4 for Figure 3 The enlarged schematic diagram of point B is shown. A three-way connector comprises: a connecting pipe 1;

[0028] A connecting pipe 4, the connecting pipe 4 is arranged on one side of the outer surface of the connecting pipe 1, and connecting flanges 2 are arranged on both sides of the connecting pipe 1 and one side of the outer surface of the connecting pipe 4, and screws 5 are threadedly engaged around the surface of the connecting flange 2, and one end of the screw 5 is fixedly connected to a connecting block 6, and a limiting hole 7 is provided in the middle of the surface of the connecting block 6;

[0029] An elastic device 3, the elastic device 3 is fixedly mounted on the surface of the connecting pipe 1 and the connecting pipe 4, and the elastic device 3 comprises a mounting ring block 31, a sliding hole 32, a sliding groove 33, a sliding rod 34 and a spring 35;

[0030] The limiting device 8 is slidably installed inside the elastic device 3 , and the limiting device 8 includes a limiting rod 81 , a moving block 82 and a sliding block 83 .

[0031] The mounting ring block 31 is fixedly mounted on the surface of the connecting pipe 1, the four sliding holes 32 are respectively opened around the surface of the mounting ring block 31, the two sliding grooves 33 are respectively connected to the middle of the two sides of the inner cavity wall of the sliding hole 32, the sliding rod 34 is fixedly mounted inside the sliding groove 33, and the spring 35 is sleeved on one side of the outer surface of the sliding rod 34.

[0032] The limiting rod 81 is slidably installed inside the sliding hole 32 , the two moving blocks 82 are respectively fixedly installed on both sides of the outer surface of the limiting rod 81 , and the sliding block 83 is fixedly installed on one end of the limiting rod 81 .

[0033] The diameters of the limiting hole 7 and the limiting rod 81 are matched.

[0034] The sliding block 83 is sleeved on the outer surface of the sliding rod 34 .

[0035] One end of the spring 35 is fixedly connected to one side of the inner wall of the slide groove 33 , and the other end of the spring 35 is fixedly connected to the surface of the slider 83 .

[0036] The connecting pipe 1 and the connecting pipe 4 are assembled into a three-way connector, and connecting flanges 2 and elastic devices 3 are arranged on both sides of the outer surface of the connecting pipe 1 and one side of the outer surface of the connecting pipe 4.

[0037] The restoring elastic force of the spring 35 pushes the slider 83 , and the slider 83 drives the limiting rod 81 to move, and the limiting rod 81 is embedded in the limiting hole 7 .

[0038] The working principle of a three-way connector provided by the utility model is as follows:

[0039] During operation, the user first moves the moving block 82 to the side away from the mounting ring block 31, so that the limiting rod 81 drives the slider 83 to move, and the slider 83 slides along the slide rod 34 and squeezes the spring 35, which makes it convenient for the operator to install the screw rod 5, and then the screw rod 5 is threadedly engaged into the threaded hole of the connecting flange 2. At this time, the user releases the moving block 82.

[0040] The restoring elastic force of the spring 35 pushes the slider 83 , and the slider 83 drives the limiting rod 81 to move and embed into the limiting hole 7 on the surface of the connecting block 6 , thereby limiting the loosening of the screw rod 5 .

[0041] Compared with the related art, the three-way connector provided by the utility model has the following beneficial effects:

[0042] The utility model provides a three-way connector. After the three-way connector and the pipeline are assembled and connected by the screw rod 5 and the connecting flange 2, the restoring elastic force of the spring 35 pushes the slider 83, and the slider 83 drives the limiting rod 81 to be embedded in the limiting hole 7 of the connecting block 6, so that the screw rod 5 is not easy to loosen. The device has a simple structure and strong practicality, avoids the vibration effect affecting the installation of the screw rod 5, maintains the stability of the installation between the connecting flange 2, the stability of the installation between the three-way connector and the pipeline, and prolongs the service life of the three-way connector.

[0043] Second embodiment

[0044] Please refer to Figure 5 Based on the three-way connector provided by the first embodiment of the present application, the second embodiment of the present application provides another three-way connector. The second embodiment is only a preferred embodiment of the first embodiment, and the implementation of the second embodiment will not affect the independent implementation of the first embodiment.

[0045] Specifically, the difference of a three-way connector provided in the second embodiment of the present application is that, in a three-way connector, a connecting ring plate 9 is fixedly connected to one side of the surface of the moving block 82, and a pull rod 10 is fixedly installed on one side of the surface of the connecting ring plate 9.

[0046] The connecting ring plate 9 is sleeved on the outer surface of the connecting pipe 1 , and the connecting ring block 9 and the four moving blocks 82 are connected together.

[0047] The working principle of a three-way connector provided by the utility model is as follows:

[0048] During operation, the user first holds the pull rod 10 to move the four moving blocks 82 together, and the moving blocks 82 drive the limiting rods 81 to move.

[0049] Compared with the related art, the three-way connector provided by the utility model has the following beneficial effects:

[0050] The utility model provides a three-way connector, which is connected together by a connecting ring plate 9 and four moving blocks 82. The user only needs to hold the pull rod 10 and move it to drive the four limit rods 82 to move together. The device has a simple structure and strong practicality. It is convenient for the operator to quickly pull the four limit rods 82 to move together, which reduces the labor intensity of the operator, improves the convenience of device operation, and improves the practicality of the device.

[0051] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A three-way connector, characterized in that: include: Connecting pipe; A connecting pipe, the connecting pipe is arranged on one side of the outer surface of the connecting pipe, both sides of the connecting pipe and one side of the outer surface of the connecting pipe are provided with connecting flanges, the surface of the connecting flange is threadedly engaged with screws around, one end of the screw is fixedly connected to a connecting block, and a limiting hole is provided in the middle of the surface of the connecting block; An elastic device, the elastic device is fixedly mounted on the surfaces of the connecting pipe and the communicating pipe, the elastic device comprises a mounting ring block, a sliding hole, a sliding groove, a sliding rod and a spring; The limiting device is slidably installed inside the elastic device, and the limiting device includes a limiting rod, a moving block and a sliding block.

2. A three-way connector according to claim 1, characterized in that: The mounting ring block is fixedly mounted on the surface of the connecting pipe, the four sliding holes are respectively opened around the surface of the mounting ring block, the two sliding grooves are respectively connected to the middle of both sides of the inner cavity wall of the sliding hole, the sliding rod is fixedly mounted inside the sliding groove, and the spring sleeve is arranged on one side of the outer surface of the sliding rod.

3. A three-way connector according to claim 1, characterized in that: The limiting rod is slidably installed inside the sliding hole, the two moving blocks are respectively fixedly installed on both sides of the outer surface of the limiting rod, and the sliding block is fixedly installed on one end of the limiting rod.

4. A three-way connector according to claim 1, characterized in that: The diameters of the limiting hole and the limiting rod are matched.

5. A three-way connector according to claim 1, characterized in that: The sliding block is sleeved on the outer surface of the sliding rod.

6. A three-way connector according to claim 1, characterized in that: One end of the spring is fixedly connected to one side of the inner cavity wall of the slide groove, and the other end of the spring is fixedly connected to the surface of the slider.

7. A three-way connector according to claim 1, characterized in that: A connecting ring plate is fixedly connected to one side of the surface of the moving block, and a pull rod is fixedly installed to one side of the surface of the connecting ring plate.

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