Pipe joint

Abstract

The utility model discloses a pipe joint which comprises a second connecting ring, a connecting sleeve is installed on one side of the second connecting ring, a first external thread part is arranged on one side of the connecting sleeve, a cover body is arranged on the outer layer of the first external thread part, a sealing assembly is arranged between the interior of the cover body and the connecting sleeve, and the other side of the second connecting ring is movably connected with a first connecting ring. Disassembling assemblies are installed at the top end and the bottom end of the first connecting ring and comprise baffles, the baffles are installed at the top end and the bottom end of the first connecting ring, rotating shafts are installed on the inner sides of the baffles, clamping hooks are installed on one sides of the rotating shafts, torsion springs are arranged on the outer sides of the rotating shafts, and a positioning ring is installed on one side of the first connecting ring. A connecting body is installed on one side of the positioning ring, a second external thread part is installed on one side of the connecting body, and anti-corrosion layers are arranged in the first connecting ring and the second connecting ring. A waterproof layer is arranged on the outer side of the anti-corrosion layer, a reinforcing structure is arranged on the outer side of the waterproof layer, and a heat preservation layer is arranged on the outer side of the reinforcing structure.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe joints, in particular to a pipe joint. Background Art

[0002] Pipe fittings are parts that connect pipes in hydraulic systems or install pipes on hydraulic components. They are generally suitable for sealing pipe fittings for non-corrosive or corrosive media such as oil, water, and gas. They are very common parts.

[0003] Current pipe fittings: for example, patent number 201720345532.8, the patent name is a ferrule-type pipe fitting. This structure has a protective pipe sleeve on the surface of the fitting body. The conductive fiber layer and the carbon fiber coating layer can effectively eliminate the static electricity generated during use. At the same time, the carbon fiber coating can greatly improve the fire resistance of the fitting. This structure mentions that the conductive fiber layer and the carbon fiber coating layer can effectively eliminate the static electricity generated during use. At the same time, the carbon fiber coating can greatly improve the fire resistance of the fitting, and it can be widely used in pipeline connections installed in flammable fluids and high-temperature environments.

[0004] However, the structure has the following problems: it is difficult to disassemble and connect; the joints are difficult to assemble, and the joints cannot combine different components together; the joints are not sufficiently adaptable, difficult to use, and not flexible enough when used. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] The utility model aims to provide a pipe joint, which is used to solve the defect that the existing ferrule type pipe joint is difficult to be disassembled and connected. (II) Utility Model Content

[0008] In order to solve the above technical problems, the utility model provides the following technical solutions: a pipe joint, comprising a connecting ring 2, characterized in that: a connecting sleeve is installed on one side of the connecting ring 2, and an external threaded portion 1 is provided on one side of the connecting sleeve, a cover body is provided on the outer layer of the external threaded portion 1, a sealing assembly is provided between the inside of the cover body and the connecting sleeve, and a connecting ring 1 is movably connected to the other side of the connecting ring 2;

[0009] The top and bottom ends of the connecting ring 1 are both installed with a disassembly assembly, and the disassembly assembly includes a baffle, the baffle is installed at the top and bottom ends of the connecting ring 1, a rotating shaft is installed on the inner side of the baffle, and a hook is installed on one side of the rotating shaft, a torsion spring is arranged on the outer side of the rotating shaft, a positioning ring is installed on one side of the connecting ring 1, and a connector is installed on one side of the positioning ring, an external threaded portion 2 is installed on one side of the connecting body, and the interiors of the connecting ring 1 and the connecting ring 2 are both provided with an anti-corrosion layer;

[0010] A waterproof layer is arranged on the outer side of the anti-corrosion layer, a reinforcement structure is arranged on the outer side of the waterproof layer, and a heat-insulating layer is arranged on the outer side of the reinforcement structure.

[0011] Preferably, an external thread is arranged on the outer side wall of the external thread part 1, and internal threads cooperating with the external thread are evenly arranged on the inner side wall of the cover body, and the external thread part 1 is connected to the cover body by threads.

[0012] Preferably, the sealing assembly includes sealing ring 1, groove 1, sealing ring 2 and groove 2, wherein sealing ring 1 is arranged on the outside of the connecting sleeve, groove 1 is arranged on the outside of sealing ring 1, sealing ring 2 is arranged on one side of sealing ring 1, and groove 2 is arranged on the outside of sealing ring 2.

[0013] Preferably, the torsion spring is spiral-shaped and is symmetrically distributed relative to the central axis of the connecting ring 1.

[0014] Preferably, the reinforcement structure includes reinforcement rib 1, reinforcement rib 2 and a reinforcement layer, the reinforcement layer is arranged inside the thermal insulation layer, reinforcement rib 1 is arranged inside the reinforcement layer, and reinforcement rib 2 is arranged inside the reinforcement layer.

[0015] Preferably, the second reinforcing ribs are distributed in a ring shape inside the reinforcing layer, and the second reinforcing ribs are arranged at equal intervals inside the reinforcing layer.

[0016] (III) Beneficial effects

[0017] The advantage of the clamping sleeve type pipe joint provided by the utility model is that: a connecting ring 2 is movably connected to one side of a connecting ring 1, and the connecting ring 1 and the connecting ring 2 form a hook connection, so that the connecting ring 2 can be clamped into the inside of the connecting ring 1, and then the rotating shaft inside the baffle can be rotated, the elasticity of the torsion spring drives the rotating shaft to rotate, and the rotation of the rotating shaft drives the hook to rotate, and the hook can be clamped into the inside of the connecting ring 2 when it rotates, and the hook can fix the connecting ring 2, so that the connecting ring 1 and the connecting ring 2 are combined together, and the hook is rotated so that the hook no longer clamps the connecting ring 2, and the connecting ring 2 can be disassembled, thereby achieving the purpose of facilitating the disassembly and assembly of the clamping sleeve type pipe joint.

[0018] By arranging a sealing ring 1 on the outer side of the connecting sleeve, the sealing ring 1 and the groove 1 cooperate with each other, and the sealing ring 2 and the groove 2 cooperate with each other. The sealing ring 1 and the sealing ring 2 can both be made of rubber material, and the rubber material has elasticity. After the external thread part 1 is screwed into the inside of the cover body, the sealing ring 1 and the sealing ring 2 can be inserted into the inside of the groove 1 and the groove 2. The sealing ring 1 and the sealing ring 2 can enhance the sealing of the joint, thereby achieving the purpose of enhancing the sealing of the compression sleeve type pipe joint.

[0019] By arranging a reinforcement layer inside the connecting ring 1 and the connecting ring 2, the reinforcement ribs 1 and the reinforcement ribs 2 inside the reinforcement layer are arranged at equal intervals, and the reinforcement ribs 1 and the reinforcement ribs 2 can be made of steel materials. The reinforcement ribs 1 and the reinforcement ribs 2 can strengthen the structural strength of the connecting rings 1 and 2 and prevent the connecting rings 1 and 2 from being damaged, thereby achieving the purpose of strengthening the structural strength of the ferrule-type pipe joint. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 is a schematic cross-sectional structure diagram of a pipe joint in Example 1;

[0021] Figure 2 is a schematic diagram of a top cross-sectional structure of a pipe joint in Example 1;

[0022] Figure 3 for Figure 1 A magnified image of point A;

[0023] Figure 4 This is a schematic diagram of the structure of the connecting ring 2 in Example 1;

[0024] Figure 5 It is a schematic diagram of the partial cross-sectional structure of the reinforcement structure in Example 1.

[0025] Explanation of the reference numerals in the figure: 1. Connecting ring one; 2. Connecting ring two; 3. Cover body; 4. Connecting sleeve; 5. External thread part one; 6. Sealing assembly; 601. Sealing ring one; 602. Groove one; 603. Sealing ring two; 604. Groove two; 7. Disassembly assembly; 701. Baffle; 702. Rotating shaft; 703. Torsion spring; 704. Hook; 8. Positioning ring; 9. Connecting body; 10. External thread part two; 11. Anti-corrosion layer; 12. Waterproof layer; 13. Thermal insulation layer; 14. Reinforcement structure; 1401. Reinforcement rib one; 1402. Reinforcement rib two; 1403. Reinforcement layer. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-5A pipe joint disclosed in this embodiment includes a connecting ring 2, a connecting sleeve 4 is installed on one side of the connecting ring 2, and an external threaded portion 5 is provided on one side of the connecting sleeve 4, a cover body 3 is provided on the outer layer of the external threaded portion 5, a sealing component 6 is provided between the inside of the cover body 3 and the connecting sleeve 4, and a connecting ring 1 is movably connected to the other side of the connecting ring 2;

[0028] The top and bottom ends of the connecting ring 1 are both installed with a disassembly assembly 7, and the disassembly assembly 7 includes a baffle 701, the baffle 701 is installed at the top and bottom ends of the connecting ring 1, a rotating shaft 702 is installed on the inner side of the baffle 701, and a hook 704 is installed on one side of the rotating shaft 702, a torsion spring 703 is arranged on the outer side of the rotating shaft 702, a positioning ring 8 is installed on one side of the connecting ring 1, and a connector 9 is installed on one side of the positioning ring 8, an external threaded portion 2 10 is installed on one side of the connector 9, and an anti-corrosion layer 11 is arranged inside the connecting ring 1 and the connecting ring 2;

[0029] A waterproof layer 12 is disposed on the outer side of the anti-corrosion layer 11 , a reinforcement structure 14 is disposed on the outer side of the waterproof layer 12 , and a heat-insulating layer 13 is disposed on the outer side of the reinforcement structure 14 .

[0030] Preferably, an external thread is provided on the outer side wall of the external thread portion 5, and internal threads cooperating with the external thread are evenly provided on the inner side wall of the cover body 3, and the external thread portion 5 is connected to the cover body 3 by threads.

[0031] Preferably, the sealing assembly 6 includes a sealing ring 601, a groove 602, a sealing ring 603 and a groove 604, the sealing ring 601 is arranged on the outside of the connecting sleeve 4, the outer side of the sealing ring 601 is provided with a groove 602, a sealing ring 603 is arranged on one side of the sealing ring 601, and the outer side of the sealing ring 603 is provided with a groove 604.

[0032] Preferably, the torsion spring 703 is spiral-shaped and is symmetrically distributed relative to the central axis of the connecting ring 1.

[0033] Preferably, the reinforcement structure 14 includes reinforcement rib 1 1401, reinforcement rib 2 1402 and reinforcement layer 1403, the reinforcement layer 1403 is arranged inside the insulation layer 13, reinforcement rib 1 1401 is arranged inside the reinforcement layer 1403, and reinforcement rib 2 1402 is arranged inside the reinforcement layer 1403.

[0034] Preferably, the second reinforcing ribs 1402 are distributed in a ring shape inside the reinforcing layer 1403 , and the second reinforcing ribs 1402 are arranged at equal intervals inside the reinforcing layer 1403 .

[0035] During installation, first, the connecting ring 1 and the connecting ring 2 form a snap connection, and the snap connection is convenient for disassembly. The connecting ring 2 can be snapped into the inside of the connecting ring 1, and then the rotating shaft 702 inside the baffle 701 can be rotated. The torsion spring 703 outside the rotating shaft 702 is elastic. The elasticity of the torsion spring 703 drives the rotating shaft 702 to rotate, and the rotation of the rotating shaft 702 drives the hook 704 to rotate. The hook 704 can be rotated to snap into the inside of the connecting ring 2 2, and the hook 704 can fix the connecting ring 2 2, so that the connecting ring 1 and the connecting ring 2 2 are combined together. The hook 704 is rotated so that the hook 704 no longer grabs the connecting ring 2 2, and the connecting ring 2 2 can be disassembled, and

[0036] The sealing ring 1 601 and the groove 1 602 cooperate with each other, and the sealing ring 2 603 and the groove 2 604 cooperate with each other. The sealing ring 1 601 and the sealing ring 2 603 can both be made of rubber material, and the rubber material has elasticity. After the external thread part 1 5 is screwed into the interior of the cover body 3, the sealing ring 1 601 and the sealing ring 2 603 can be inserted into the interior of the groove 1 602 and the groove 2 604. The sealing ring 1 601 and the sealing ring 2 603 can enhance the sealing performance of the joint.

[0037] Moreover, the reinforcing ribs 1401 and 1402 inside the reinforcing layer 1403 are arranged at equal intervals, and the reinforcing ribs 1401 and 1402 cross each other. The reinforcing ribs 1401 and 1402 can be made of steel materials. The reinforcing ribs 1401 and 1402 can strengthen the structural strength of the connecting rings 1 and 2 to prevent the connecting rings 1 and 2 from being damaged. The thermal insulation layer 13 can strengthen the thermal insulation of the joint, the anti-corrosion layer 11 can strengthen the anti-corrosion of the connecting rings 1 and 2, and the waterproof layer 12 can strengthen the sealing of the joint.

[0038] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A pipe joint, comprising a connecting ring 2 (2), characterized in that: A connecting sleeve (4) is installed on one side of the connecting ring (2), and an external threaded portion (5) is provided on one side of the connecting sleeve (4), a cover body (3) is provided on the outer layer of the external threaded portion (5), a sealing component (6) is provided between the inside of the cover body (3) and the connecting sleeve (4), and the other side of the connecting ring (2) is movably connected to the connecting ring (1); The top and bottom ends of the connecting ring 1 (1) are both installed with a disassembly assembly (7), and the disassembly assembly (7) includes a baffle (701), the baffle (701) is installed at the top and bottom ends of the connecting ring 1 (1), a rotating shaft (702) is installed on the inner side of the baffle (701), and a hook (704) is installed on one side of the rotating shaft (702), a torsion spring (703) is arranged on the outer side of the rotating shaft (702), a positioning ring (8) is installed on one side of the connecting ring 1 (1), and a connecting body (9) is installed on one side of the positioning ring (8), and an external threaded part 2 (10) is installed on one side of the connecting body (9), and the interiors of the connecting ring 1 (1) and the connecting ring 2 (2) are both provided with an anti-corrosion layer (11); A waterproof layer (12) is arranged on the outer side of the anti-corrosion layer (11), a reinforcement structure (14) is arranged on the outer side of the waterproof layer (12), and a heat-insulating layer (13) is arranged on the outer side of the reinforcement structure (14).

2. A pipe joint according to claim 1, characterized in that: The outer wall of the external threaded portion 1 (5) is provided with an external thread, and the inner wall of the cover body (3) is evenly provided with internal threads that cooperate with the external threads. The external threaded portion 1 (5) and the cover body (3) are connected by threads.

3. A pipe joint according to claim 1, characterized in that: The sealing assembly (6) comprises a sealing ring 1 (601), a groove 1 (602), a sealing ring 2 (603) and a groove 2 (604); the sealing ring 1 (601) is arranged on the outer side of the connecting sleeve (4); the groove 1 (602) is arranged on the outer side of the sealing ring 1 (601); the sealing ring 2 (603) is arranged on one side of the sealing ring 1 (601); and the groove 2 (604) is arranged on the outer side of the sealing ring 2 (603).

4. A pipe joint according to claim 1, characterized in that: The torsion spring (703) is spiral-shaped and is symmetrically distributed relative to the central axis of the connecting ring (1).

5. A pipe joint according to claim 1, characterized in that: The reinforcement structure (14) comprises a reinforcement rib 1 (1401), a reinforcement rib 2 (1402) and a reinforcement layer (1403); the reinforcement layer (1403) is arranged inside the thermal insulation layer (13); the reinforcement rib 1 (1401) is arranged inside the reinforcement layer (1403); and the reinforcement rib 2 (1402) is arranged inside the reinforcement layer (1403).

6. A pipe joint according to claim 5, characterized in that: The second reinforcing ribs (1402) are distributed in a ring shape inside the reinforcing layer (1403), and the second reinforcing ribs (1402) are arranged at equal intervals inside the reinforcing layer (1403).

Images