A high pressure manifold quick connector

Abstract

The utility model relates to the technical field of connectors, and discloses a high-pressure manifold quick connector, including a connecting pipe fitting, a first connector plugged into the right end of the connecting pipe fitting, a first nut threadedly connected to the right end of the connecting pipe fitting, a sealing mechanism provided on the connecting pipe fitting, the sealing mechanism including a first sealing groove and a stop ring, a convex ring plugged into the interior of the first sealing groove, and a first rubber sealing ring fixedly connected to the right wall of the convex ring. The utility model adopts a stop ring, a second sealing groove, a second rubber sealing ring and a sealing ring to seal the internal seal of the first connector and the connecting pipe fitting, and adopts a first sealing groove, a convex ring and a first rubber sealing ring to seal the external seal of the first connector and the connecting pipe fitting, so that the quick connector improves the sealing effect of the quick connector docking through internal and external double sealing.

Description

Technical Field

[0001] The utility model relates to the technical field of connectors, in particular to a high-pressure manifold quick connector. Background Art

[0002] High-pressure pipe is a kind of pipe that can withstand pressure and is used to transport liquids. There are many types of high-pressure pipes, including steel pipes, copper pipes, stainless steel pipes, and others. They are mainly used to manufacture high-pressure and above steam boiler pipes. High-quality carbon structural steel and alloy structural steel high-pressure pipes. Quick connectors are required in the process of connecting high-pressure pipes.

[0003] Although the existing high-pressure manifold quick connector can quickly connect two pipes, the sealing performance of the connection after connection determines the use effect of the quick connector. The connection sealing performance of the existing quick connector needs to be improved. Therefore, a high-pressure manifold quick connector is proposed to solve the above problems. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a high-pressure manifold quick connector in view of the deficiencies in the above-mentioned prior art.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is: a high-pressure manifold quick connector, including a connecting pipe fitting, a first connector is inserted at the right end of the connecting pipe fitting, a first nut is threadedly connected to the right end of the connecting pipe fitting, and a sealing mechanism is provided on the connecting pipe fitting;

[0006] The sealing mechanism includes a first sealing groove and a stop ring, a convex ring is inserted into the interior of the first sealing groove, a first rubber sealing ring is fixedly connected to the right wall of the convex ring, a second sealing groove is opened on the stop ring, a second rubber sealing ring is bonded to the interior of the second sealing groove, and a sealing ring is inserted into the interior of the second sealing groove.

[0007] Preferably, the outer wall of the first connecting head is fixedly connected to a limiting ring, the left wall of the limiting ring is pressed against the right wall of the first rubber sealing ring, and the first sealing groove is opened on the port of the connecting pipe fitting. The setting of the limiting ring can facilitate the first nut to fix the first connecting head to one end of the connecting pipe fitting.

[0008] Preferably, the sealing ring is fixedly connected to the left end of the first connector, and the left wall of the sealing ring abuts against the right wall of the second rubber sealing ring. The arrangement of the sealing ring and the second rubber sealing ring can improve the sealing performance of the connector and the connecting pipe.

[0009] Preferably, the stop ring is fixedly connected to the inner wall of the connecting pipe, and the first rubber sealing ring is sleeved on the first connecting head. The setting of the stop ring can play a role of limiting the first connecting head.

[0010] Preferably, the left end of the connecting pipe is also plugged with a second connector, and the left end of the connecting pipe is threadedly connected with a second nut, and the second connector can be fixed to the left end of the connecting pipe through the second nut.

[0011] Preferably, a fixing ring is fixedly installed inside the stop ring, a filter screen is placed inside the stop ring, and the left end of the first connector is pressed against the right wall of the filter screen. The filter screen can filter the fluid.

[0012] The utility model adopts the above technical solution, which can bring the following beneficial effects:

[0013] 1. The high-pressure manifold quick connector adopts the cooperation of the stop ring, the second sealing groove, the second rubber sealing ring and the sealing ring to seal the internal seal of the first connector and the connecting pipe fitting, and the cooperation of the first sealing groove, the convex ring and the first rubber sealing ring to seal the external seal of the first connector and the connecting pipe fitting, so that the quick connector improves the sealing effect of the quick connector through the double sealing of the inside and outside.

[0014] 2. The high-pressure manifold quick connector, through the setting of the fixing ring and the filter screen plate, can enable the quick connector to filter the fluid, so that the impurities in the fluid are intercepted inside the quick connector. The internal impurities can be easily cleaned by disassembling the quick connector. The filter screen plate can be installed or not installed inside the quick connector according to the use environment of the quick connector, which further improves the practicality of the high-pressure manifold quick connector. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0017] Figure 3 Figure 2 A schematic diagram of the structure enlargement in the middle;

[0018] Figure 4 This is a schematic diagram of the structure of the connecting pipe fitting of the utility model;

[0019] Figure 5 This is a schematic diagram of the structure of the first connector of the utility model.

[0020] In the figure: 1. connecting pipe; 2. sealing mechanism; 201. first sealing groove; 202. convex ring; 203. first rubber sealing ring; 204. stop ring; 205. second sealing groove; 206. second rubber sealing ring; 207. sealing ring; 3. first connector; 4. first nut; 5. second connector; 6. second nut; 7. limit ring; 8. fixing ring; 9. filter screen. DETAILED DESCRIPTION

[0021] 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.

[0022] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "setting" should be understood in a broad sense, for example, they can be fixedly connected or set, or detachably connected or set, or integrally connected or set. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "several" is two or more, unless otherwise clearly and specifically defined.

[0025] See also Figure 1-5 One embodiment of the utility model is: a high-pressure manifold quick connector, comprising a connecting pipe 1, a first connector 3 is inserted at the right end of the connecting pipe 1, a first nut 4 is threadedly connected to the right end of the connecting pipe 1, and a sealing mechanism 2 is provided on the connecting pipe 1;

[0026] The sealing mechanism 2 includes a first sealing groove 201 and a stop ring 204, a convex ring 202 is inserted into the first sealing groove 201, a first rubber sealing ring 203 is fixedly connected to the right wall of the convex ring 202, a second sealing groove 205 is opened on the stop ring 204, a second rubber sealing ring 206 is bonded to the inside of the second sealing groove 205, and a sealing ring 207 is inserted into the inside of the second sealing groove 205. The internal seal of the first connector 3 and the connecting pipe fitting 1 is sealed by the stop ring 204, the second sealing groove 205, the second rubber sealing ring 206 and the sealing ring 207. The external seal of the first connector 3 and the connecting pipe fitting 1 is sealed by the first sealing groove 201, the convex ring 202 and the first rubber sealing ring 203, so that the quick connector improves the sealing effect of the quick connector through internal and external double sealing.

[0027] The outer wall of the first connector 3 is fixedly connected to the limiting ring 7, the left wall of the limiting ring 7 is pressed against the right wall of the first rubber sealing ring 203, and the first sealing groove 201 is opened on the port of the connecting pipe 1. The setting of the limiting ring 7 can facilitate the first nut 4 to fix the first connector 3 on one end of the connecting pipe 1.

[0028] The sealing ring 207 is fixedly connected to the left end of the first connector 3, and the left wall of the sealing ring 207 abuts against the right wall of the second rubber sealing ring 206. The arrangement of the sealing ring 207 and the second rubber sealing ring 206 can improve the sealing performance of the connector and the connecting pipe 1.

[0029] The stop ring 204 is fixedly connected to the inner wall of the connecting pipe 1 , and the first rubber sealing ring 203 is sleeved on the first connector 3 . The stop ring 204 can limit the first connector 3 .

[0030] The left end of the connecting pipe 1 is also plugged with a second connector 5 , and the left end of the connecting pipe 1 is threadedly connected with a second nut 6 , through which the second connector 5 can be fixed to the left end of the connecting pipe 1 .

[0031] Working principle: The internal sealing of the first connector 3 and the connecting pipe 1 is achieved by the stop ring 204, the second sealing groove 205, the second rubber sealing ring 206 and the sealing ring 207. The external sealing of the first connector 3 and the connecting pipe 1 is achieved by the first sealing groove 201, the convex ring 202 and the first rubber sealing ring 203. The quick connector has improved sealing effect through double internal and external sealing.

[0032] See also Figure 1-5On the basis of the above embodiment, in another embodiment of the utility model, a fixing ring 8 is fixedly installed inside the stop ring 204, a filter screen plate 9 is placed inside the stop ring 204, and the left end of the first connector 3 is pressed against the right wall of the filter screen plate 9. The setting of the filter screen plate 9 can filter the fluid.

[0033] Working principle: Through the setting of the fixing ring 8 and the filter screen plate 9, the quick connector can filter the fluid, so that the impurities in the fluid are intercepted inside the quick connector. The internal impurities can be easily cleaned by disassembling the quick connector. The filter screen plate 9 can be installed or not installed inside the quick connector according to the use environment of the quick connector, which further improves the practicality of the high-pressure manifold quick connector.

[0034] The utility model provides a high-pressure manifold quick connector. There are many methods and ways to implement the technical solution. The above is only the preferred implementation of the utility model. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the utility model. These improvements and modifications should also be regarded as the protection scope of the utility model. All components not specified in this embodiment can be implemented by existing technologies.

Claims

1. A high-pressure manifold quick connector, comprising a connecting pipe (1), characterized in that: The right end of the connecting pipe (1) is plugged with a first connector (3), the right end of the connecting pipe (1) is threadedly connected with a first nut (4), and the connecting pipe (1) is provided with a sealing mechanism (2); The sealing mechanism (2) comprises a first sealing groove (201) and a stop ring (204); a convex ring (202) is inserted into the interior of the first sealing groove (201); a first rubber sealing ring (203) is fixedly connected to the right wall of the convex ring (202); a second sealing groove (205) is formed on the stop ring (204); a second rubber sealing ring (206) is bonded into the interior of the second sealing groove (205); and a sealing ring (207) is inserted into the interior of the second sealing groove (205).

2. A high pressure manifold quick connector according to claim 1, characterized in that: The outer wall of the first connector (3) is fixedly connected to a limit ring (7), the left wall of the limit ring (7) presses against the right wall of the first rubber sealing ring (203), and the first sealing groove (201) is provided on the port of the connecting pipe (1).

3. A high pressure manifold quick connector according to claim 1, characterized in that: The sealing ring (207) is fixedly connected to the left end of the first connector (3), and the left wall of the sealing ring (207) abuts against the right wall of the second rubber sealing ring (206).

4. A high-pressure manifold quick connector according to claim 1, characterized in that: The stop ring (204) is fixedly connected to the inner wall of the connecting pipe (1), and the first rubber sealing ring (203) is sleeved on the first connecting head (3).

5. The high-pressure manifold quick connector according to claim 1, characterized in that: The left end of the connecting pipe (1) is also plugged with a second connector (5), and the left end of the connecting pipe (1) is threadedly connected with a second nut (6).

6. A high-pressure manifold quick connector according to claim 1, characterized in that: A fixing ring (8) is fixedly installed inside the stop ring (204), a filter screen plate (9) is placed inside the stop ring (204), and the left end of the first connector (3) is pressed against the right wall of the filter screen plate (9).

Images