Reducer joint with filtering device

Abstract

The utility model discloses a reducer union with a filtering device, which comprises a union main body, a movable union and a filter element, one end of the union main body is provided with a first outer tooth for external connection, the other end of the union main body is provided with a first inner tooth, one end of the movable union is provided with a second outer tooth which is in threaded connection with the first inner tooth, and the filter element is connected with the movable union. The other end of the movable joint is provided with a second inner tooth for external connection; a limiting step and a cavity for containing the filter element are arranged in the connector body, a first filter screen piece is arranged between the limiting step and the filter element, a filter screen sealing gasket is arranged between the connector body and the movable connector, and the filter element is limited in the cavity through the first filter screen piece and the filter screen sealing gasket. The filter element is arranged in the inner cavity of the reducer union, the first filter screen piece and the filter screen sealing gasket are arranged to surround the filter element and prevent the filter element from being washed away by fluid, and the liquid flowing through the reducer union can be well filtered in the switching connection process.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline joints, in particular to a reducer joint with a filtering device. Background Art

[0002] Adapters are often used in pipe connections in the fields of bathrooms, fluid transportation, etc., including various reducers, such as a four-way adapter to a six-way adapter, a six-way adapter to a one-inch adapter, etc. These existing adapters usually provide a reducer connection function and cannot filter the liquid flowing through the adapter.

[0003] If a filtering function needs to be added to the adapter joint, the existing adapter joint needs to be improved so that the filter device material can be reliably set inside the adapter joint to prevent it from being washed away by the fluid, and it is necessary to ensure that the various components of the adapter joint are suitable for mass processing to control the overall production and manufacturing cost of the adapter joint so that it can meet the usage needs of the general public. Summary of the invention

[0004] In order to solve the above problems, the purpose of the utility model is to provide a reducer with a filtering device, in which a filter element is provided in the internal cavity, which can filter the liquid flowing through the joint when the pipeline is switched and connected. The connection is easy to use and can better protect the equipment connected behind the pipeline.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A reducer with a filtering device comprises a joint body, a movable joint and a filter element, wherein one end of the joint body is provided with a first external thread for external connection, the other end of the joint body is provided with a first internal thread, one end of the movable joint is provided with a second external thread connected to the first internal thread, and the other end of the movable joint is provided with a second internal thread for external connection; a limiting step and a cavity for accommodating the filter element are provided in the joint body, a first filter mesh is provided between the limiting step and the filter element, a filter mesh sealing pad is provided between the joint body and the movable joint, and the first filter mesh and the filter mesh sealing pad limit the filter element in the cavity.

[0007] Furthermore, the joint body as a whole is a cylindrical structure with a circular convex ring provided on the first inner tooth end.

[0008] Furthermore, the joint body as a whole is a cylindrical structure with a hexagonal convex ring provided on the first inner tooth end.

[0009] Furthermore, a circular through hole or a hexagonal through hole is provided at the center of the first external thread end of the joint body.

[0010] Furthermore, the first filter mesh is a stainless steel mesh.

[0011] Furthermore, the filter screen sealing gasket comprises a sealing ring gasket and a central filter screen, and the central filter screen is arranged in the middle of the sealing ring gasket.

[0012] Furthermore, the sealing ring gasket is made of silicone or nitrile rubber and is used for sealing the connection between the joint body and the movable joint, and the central filter is a stainless steel mesh.

[0013] Furthermore, the outer diameter of the filter element matches the inner diameter of the cavity, and the filter element is made of PET, PP or ceramic material.

[0014] The utility model has the following beneficial effects:

[0015] 1. A filter element is arranged in the internal cavity of the reducer of the utility model, which can filter the liquid flowing through the reducer when the pipeline is switched and connected. The connection is convenient and can better protect the equipment connected behind the pipeline.

[0016] 2. The connector body of the utility model is in various shapes such as cylindrical or hexagonal, which is suitable for connection in different occasions; a cavity for accommodating the filter element is arranged inside the connector body, and a first filter mesh and a filter mesh sealing gasket are arranged to confine the filter element in the cavity to prevent it from being washed away by the fluid, and the liquid flowing through can be well filtered during the transfer connection process. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional schematic diagram of the first embodiment of the reducer with a filtering device.

[0018] Figure 2 It is a cross-sectional schematic diagram of the first embodiment of the reducer with a filtering device.

[0019] Figure 3 It is a schematic diagram of the exploded view of the first embodiment of the reducer with a filtering device.

[0020] Figure 4 It is a three-dimensional schematic diagram of setting a hexagonal through hole in the first embodiment.

[0021] Figure 5 It is a three-dimensional schematic diagram of the second embodiment of the reducer with a filtering device.

[0022] Description of reference numerals:

[0023] 1. Joint body; 11. First outer thread; 12. First inner thread; 13. Positioning step; 14. Cavity; 15. Circular convex ring; 16. Hexagonal convex ring; 17. Circular through hole or hexagonal through hole; 2. Movable joint; 21. Second outer thread; 22. Second inner thread; 3. Filter element; 4. First filter mesh; 5. Filter mesh sealing gasket; 51. Sealing ring gasket; 52. Center filter mesh. DETAILED DESCRIPTION

[0024] The present invention is further described in detail below with reference to the accompanying drawings and specific embodiments: Embodiment 1

[0025] See also Figure 1-4 As shown, a reducer with a filtering device comprises a joint body 1, a movable joint 2 and a filter element 3. The joint body 1 and the movable joint 2 are made of plastic, stainless steel or copper. The joint body 1 is a cylindrical structure with a circular convex ring 15 at the end of the first inner thread 12; one end of the joint body 1 is provided with a first outer thread 11 for external connection, and the other end of the joint body 1 is provided with a first inner thread 12; one end of the movable joint 2 is provided with a second outer thread 21 connected to the first inner thread 12 by thread, and the other end of the movable joint 2 is provided with a A second inner thread 22 for external connection; a limiting step 13 and a cavity 14 for accommodating the filter element 3 are provided in the joint body 1, a first filter mesh 4 made of stainless steel mesh is provided between the limiting step 13 and the filter element 3, a filter mesh sealing gasket 5 is provided between the joint body 1 and the movable joint 2, that is, the movable joint 2 is tightened in the first inner thread 12 in the joint body 1 through the second outer thread 21 and is sealed and connected through the filter mesh sealing gasket 5, and the first filter mesh 4 and the filter mesh sealing gasket 5 limit the filter element 3 in the cavity 14. The outer diameter of the filter element 3 matches the inner diameter of the cavity 14, and the filter element 3 is made of PET, PP or ceramic material.

[0026] The filter screen seal 5 comprises a sealing ring 51 and a central filter 52, wherein the central filter 52 is arranged in the middle of the sealing ring 51. The sealing ring 51 is made of silicone or nitrile rubber and is used to seal and connect the joint body 1 and the movable joint 2, and the central filter 52 is a stainless steel mesh.

[0027] A circular through hole or a hexagonal through hole 17 may be provided at the center of the first outer thread 11 of the joint body 1 . Embodiment 2

[0028] See also Figure 5 As shown, as a structural improvement, the joint body 1 is a cylindrical structure with a hexagonal protruding ring 16 at the end of the first inner thread 12. A circular through hole or a hexagonal through hole 17 can be set at the center of the first outer thread 11 of the joint body 1. Figure 5 The hexagonal through hole is shown in FIG.

[0029] The above description is only a specific implementation method of the utility model, and does not limit the patent scope of the utility model. Any equivalent structural transformation made using the contents of the utility model specification and drawings, or directly or indirectly used in other related technical fields, are also included in the patent protection scope of the utility model.

Claims

1. A reducer with a filter device, comprising a joint body (1), a movable joint (2) and a filter element (3), wherein one end of the joint body (1) is provided with a first external thread (11) for external connection, the other end of the joint body (1) is provided with a first internal thread (12), one end of the movable joint (2) is provided with a second external thread (21) threadedly connected to the first internal thread (12), and the other end of the movable joint (2) is provided with a second internal thread (22) for external connection; characterized in that: The joint body (1) is provided with a limiting step (13) and a cavity (14) for accommodating the filter element (3); a first filter mesh (4) is provided between the limiting step (13) and the filter element (3); a filter mesh sealing gasket (5) is provided between the joint body (1) and the movable joint (2); the first filter mesh (4) and the filter mesh sealing gasket (5) limit the filter element (3) in the cavity (14).

2. A reducer with a filter device according to claim 1, characterized in that: The joint body (1) is a cylindrical structure as a whole, with a circular convex ring (15) provided at the end of the first inner thread (12).

3. The reducer with a filter device according to claim 1, characterized in that: The joint body (1) is a cylindrical structure as a whole, with a hexagonal convex ring (16) provided at the end of the first inner tooth (12).

4. A reducer with a filter device according to claim 1, 2 or 3, characterized in that: A circular through hole or a hexagonal through hole (17) is provided at the centre of the first outer thread (11) end of the joint body (1).

5. The reducer with a filter device according to claim 1, characterized in that: The first filter mesh (4) is a stainless steel mesh.

6. The reducer with a filter device according to claim 1, characterized in that: The filter screen sealing gasket (5) comprises a sealing ring gasket (51) and a central filter screen (52), wherein the central filter screen (52) is arranged in the middle of the sealing ring gasket (51).

7. A reducer with a filter device according to claim 6, characterized in that: The sealing ring gasket (51) is made of silicone or nitrile rubber and is used for sealingly connecting the joint body (1) and the movable joint (2); the central filter screen (52) is a stainless steel mesh.

8. The reducer with a filter device according to claim 1, characterized in that: The outer diameter of the filter element (3) matches the inner diameter of the cavity (14), and the filter element (3) is made of PET, PP or ceramic material.

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