Pipeline connecting device

Abstract

The utility model discloses a pipeline connecting device which comprises a tubular connecting piece and a bent pipe fixed at one end of the tubular connecting piece, the other end of the tubular connecting piece is plugged, the tubular connecting piece is provided with at least two second openings along the long edge direction, and the second openings are used for installing gas transmission pieces; the outer side of the tubular connecting piece is further provided with an outer shell, the outer shell is used for fixing the tubular connecting piece, and the gas transmission piece penetrates through the upper end of the outer shell and limits the movement of the tubular connecting piece in the horizontal direction; and the tubular connecting piece is used for conveying pulse gas. The length of the tubular connecting piece is not limited by the outer shell, displacement of the tubular connecting piece in the long edge direction is limited by increasing the contact face of the outer shell and the tubular connecting piece and installing the gas transmission piece, and therefore the tubular connecting piece is fixed to the designated position by fixing the outer shell, and the firmness of the tubular connecting piece is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline connection devices, and specifically, to a pipeline connection device. Background Art

[0002] Pipeline connection refers to a pipeline system for transporting fluids or gases. It can include various types of pipes, valves, pumps, and other equipment for transporting fluids or gases from one location to another. Pipeline connections are widely used in various industries, such as petrochemical, water treatment, food and beverage, medicine, and medical devices. Pipeline connection devices in medical devices are often used to output pulsed gases and have high requirements for the firmness of pipeline connections.

[0003] Existing pipeline connection devices for outputting pulsed gases impact the tubular connection device for a long time, making it easy to loosen. Among them, the loose tubular connectors are prone to air leakage, which in turn affects the airtightness of the entire gas path system. Among medical device equipment, balloon pressure treatment equipment has requirements for the pressure accuracy of gases, and air leakage in the gas path pipeline has a huge impact on the treatment effect. To solve the firmness of the pipeline connection device, a pipeline connection device is proposed. Summary of the Invention

[0004] The purpose of the utility model is to solve the technical problem that the pipeline connection device in the prior art is easy to loosen, and thus a pipeline connection device is proposed.

[0005] To achieve the above purpose, the utility model adopts the following technical scheme: A pipeline connection device includes a tubular connector and a bent pipe fixed at one end of the tubular connector. The other end of the tubular connector is blocked. The tubular connector is provided with at least two second openings along the long side direction, and the second openings are used for installing gas delivery components; an outer housing is also installed outside the tubular connector, and the outer housing is used to fix the tubular connector. Among them, the gas delivery component penetrates through the upper end of the outer housing and restricts the horizontal movement of the tubular connector; the tubular connector is used for transporting pulsed gases.

[0006] Preferably, the gas delivery component penetrates through the upper end of the outer housing and is fixed on the tubular connector. Among them, a third opening is provided at the lower end of the outer housing, and the third opening is used to place the tubular connector. The outer housing abuts against the tubular connector and fixes the tubular connector at a designated position.

[0007] Preferably, a clamping plate is provided on the side wall of the third opening, and the clamping plate and the outer housing are integrally connected. Among them, the clamping plate is used to abut against the tubular connector and clamp the tubular connector in the third opening.

[0008] Preferably, ear plates are provided at the lower end of the outer housing, and fixing holes are provided on the ear plates.

[0009] Preferably, a fourth opening is provided at the upper end of the outer casing, and a third protruding portion is provided in the fourth opening. The third protruding portion is provided directly above the second opening, and the upper end of the third protruding portion abuts against a first protruding portion. A first pipe joint is integrally connected to the middle of the first protruding portion; the lower end of the first pipe joint is connected to a second protruding portion, and the first pipe joint is installed in the second opening through the second protruding portion; an annular ferrule is sleeved on the first pipe joint, a second pipe joint is installed in the annular ferrule, an assembly ring is sleeved on the second pipe joint, and a second gas transmission pipe is fixed between the assembly ring and the second pipe joint.

[0010] Preferably, the outer casing and the third protruding portion are integrally connected, and the third protruding portion is in a ring structure or an arc structure; the first protruding portion is in a ring structure or an arc structure.

[0011] Preferably, the annular ferrule is used to fix one end of the second pipe joint, and one end of the annular ferrule is provided in the fourth opening.

[0012] Preferably, both the upper and lower ends of the tubular connecting member are horizontal sections, and first openings are provided at both ends of the tubular connecting member; a sealing cover is installed at one end of the tubular connecting member through the first opening, and a bent pipe is installed at the other end of the tubular connecting member through the first opening; a first gas transmission pipe is installed at the lower end of the bent pipe.

[0013] Preferably, an assembly hole is further provided at the edge of the upper end of the tubular connecting member, and a fastening bolt is installed in the assembly hole.

[0014] Advantageous effects: In the technical solution, the tubular connecting member is used to convey pulsed gas. At least two second openings are provided along the long side direction of the tubular connecting member, and the second openings are used to install gas transmission members; the outer casing and the tubular connecting member are in surface contact. Therefore, the tubular connecting member is fixed by increasing the contact surface between the outer casing and the tubular connecting member. The outer casing does not limit the length of the tubular connecting member. At the same time, the displacement of the tubular connecting member in the long side direction is restricted by installing the gas transmission members. Therefore, the tubular connecting member is fixed at a specified position by fixing the outer casing, and the firmness of the tubular connecting member is improved, thereby preventing air leakage caused by loosening of the tubular connecting member. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a perspective view of a pipeline connection device proposed by the present utility model;

[0016] Figure 2 is a front view of the pipeline connection device proposed by the present utility model;

[0017] Figure 3The right view of the pipeline connection device proposed by the present utility model;

[0018] Figure 4 It is Figure 3 the sectional view taken along line A-A of;

[0019] Figure 5 It is Figure 4 the enlarged view of part B of;

[0020] Figure 6 The three-dimensional view of the connector of the pipeline connection device proposed by the present utility model.

[0021] Legend description:

[0022] 1. Tubular connector; 101. First opening; 102. Second opening; 104. Assembly hole; 11. Sealing cover; 12. Bent pipe; 121. First gas pipeline; 13. Fastening bolt; 2. Outer housing; 201. Third opening; 202. Fourth opening; 21. Ear plate; 210. Fixing hole; 22. Clamping plate; 23. First pipe joint; 231. First protrusion; 232. Second protrusion; 24. Third protrusion; 3. Ring-shaped clamping sleeve; 4. Assembly ring; 41. Second gas pipeline; 42. Second pipe joint. Specific implementation manners

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0024] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model; the terms "first", "second", "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and defined, the terms "installation", "connection", "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0025] Referring to Figures 1-6 , an embodiment provided by the present utility model, a pipeline connection device, includes a tubular connector 1 and a bent pipe 12 fixed at one end of the tubular connector 1. The other end of the tubular connector 1 is plugged. The bent pipe 12 is used for outputting gas.

[0026] The tubular connector 1 is provided with at least two second openings 102 along the long side direction.

[0027] The second openings 102 are used for installing gas delivery components. Therefore, the tubular connector 1 can increase the number of gas delivery components by increasing its length and the number of second openings.

[0028] An outer housing 2 is further installed on the outer side of the tubular connector 1. The outer housing 2 is used to fix the tubular connector 1. The gas delivery component passes through the upper end of the outer housing 2 and restricts the horizontal movement of the tubular connector 1. The outer housing 2 and the tubular connector 1 are in surface contact. Therefore, the tubular connector 1 is fixed by increasing the contact surface between the outer housing 2 and the tubular connector 1.

[0029] The tubular connector 1 is used for transporting pulsed gas.

[0030] The tubular connector 1 in this embodiment is used to convey pulsed gas. The long-term impact of the pulsed gas on the tubular connector 1 makes it prone to looseness, and air leakage is likely to occur when the tubular connector 1 is loose in the gas pipeline. The gas delivery component is installed on the tubular connector 1 through the second opening 102 in this embodiment. The gas delivery component penetrates through the upper end of the outer housing 2 and is fixed on the tubular connector 1. Therefore, after the gas delivery component is assembled, the displacement of the tubular connector 1 in the long side direction is restricted. A third opening 201 is provided at the lower end of the outer housing 2. The third opening 201 is used to place the tubular connector 1, and the outer housing 2 abuts against the tubular connector 1 and fixes the tubular connector 1 at a specified position. In this embodiment, the outer housing 2 does not limit the length of the tubular connector 1. By increasing the contact surface between the outer housing 2 and the tubular connector 1 and restricting the horizontal displacement of the tubular connector 1 by installing the gas delivery component, the tubular connector 1 can be fixed at the specified position and its firmness can be improved by fixing the outer housing 2.

[0031] As a further improved embodiment, a clamping plate 22 is provided on the side wall of the third opening 201. The clamping plate 22 and the outer housing 2 are integrally connected. The clamping plate 22 is used to abut against the tubular connector 1 and clamp the tubular connector 1 in the third opening 201, thereby restricting the horizontal rotation of the tubular connector 1 in the long side direction.

[0032] As a further improved embodiment, ear plates 21 are provided at the lower end of the outer housing 2, and fixing holes 210 are provided on the ear plates 21. In this embodiment, the outer housing 2 is fixed by providing the ear plates 21.

[0033] As a further improved embodiment, a fourth opening 202 is provided at the upper end of the outer housing 2, and a third protrusion 24 is provided in the fourth opening 202.

[0034] The third protrusion 24 is provided directly above the second opening 102.

[0035] The outer housing 2 and the third protrusion 24 are integrally connected, and the third protrusion 24 is in a ring structure or an arc structure.

[0036] A first protrusion 231 abuts against the upper end of the third protrusion 24. A first pipe joint 23 is integrally connected to the middle of the first protrusion 231. The first protrusion 231 is in a ring structure or an arc structure.

[0037] The lower end of the first pipe joint 23 is connected to a second protrusion 232, and the first pipe joint 23 is installed in the second opening 102 through the second protrusion 232.

[0038] A ring-shaped clamping sleeve 3 is sleeved on the first pipe joint 23, and a second pipe joint 42 is installed in the ring-shaped clamping sleeve 3.

[0039] A fitting ring 4 is sleeved on the second pipe joint 42, and a second gas pipeline 41 is fixed between the fitting ring 4 and the second pipe joint 42.

[0040] In this embodiment, the annular ferrule 3 is used to fix one end of the second pipe joint 42, and one end of the annular ferrule 3 is arranged in the fourth opening 202.

[0041] As a further improved embodiment, the upper and lower ends of the tubular connector 1 are both horizontal sections, and first openings 101 are arranged at both ends of the tubular connector 1;

[0042] A plugging cover 11 is installed at one end of the tubular connector 1 through the first opening 101, and a bent pipe 12 is installed at the other end of the tubular connector 1 through the first opening 101; that is, the tubular connector 1 is arranged between the plugging cover 11 and the bent pipe 12;

[0043] A first gas pipeline 121 is installed at the lower end of the bent pipe 12.

[0044] As a further improved embodiment, an assembly hole 104 is further arranged at the edge of the upper end of the tubular connector 1, and a fastening bolt 13 is installed in the assembly hole 104. In this embodiment, the firmness of the tubular connector 1 is further improved by installing the fastening bolt 13 on the tubular connector 1.

[0045] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A pipe connection device, characterized in that: The invention comprises a tubular connector (1) and a bent tube (12) fixed at one end of the tubular connector (1), the other end of the tubular connector (1) being sealed, the tubular connector (1) being provided with at least two second openings (102) along the long side direction, the second openings (102) being used to install a gas delivery member; an outer shell (2) is also installed on the outer side of the tubular connector (1), the outer shell (2) being used to fix the tubular connector (1), wherein the gas delivery member penetrates the upper end of the outer shell (2) and limits the horizontal movement of the tubular connector (1); the tubular connector (1) is used to deliver pulse gas.

2. The pipe connection device according to claim 1, characterized in that: The gas delivery member passes through the upper end of the outer shell (2) and is fixed on the tubular connecting member (1), wherein the lower end of the outer shell (2) is provided with a third opening (201), the third opening (201) is used to place the tubular connecting member (1), and the outer shell (2) abuts against the tubular connecting member (1) and fixes the tubular connecting member (1) at a specified position.

3. The pipe connection device according to claim 2, characterized in that: A clamping plate (22) is provided on the side wall of the third opening (201), and the clamping plate (22) and the outer shell (2) are connected in an integral manner, wherein the clamping plate (22) is used to abut against the tubular connecting piece (1) and clamp the tubular connecting piece (1) in the third opening (201).

4. The pipe connection device according to any one of claims 1 to 3, characterized in that: A lug plate (21) is provided at the lower end of the outer shell (2), and a fixing hole (210) is provided on the lug plate (21).

5. The pipe connection device according to claim 4, characterized in that: The upper end of the outer shell (2) is provided with a fourth opening (202), the fourth opening (202) is provided with a third protruding portion (24), the third protruding portion (24) is provided just above the second opening (102), the upper end of the third protruding portion (24) abuts against the first protruding portion (231), wherein the middle portion of the first protruding portion (231) is integrally connected with the first pipe joint (23); the lower end of the first pipe joint (23) is connected with the second protruding portion (232), the first pipe joint (23) is installed in the second opening (102) via the second protruding portion (232); an annular ferrule (3) is sleeved on the first pipe joint (23), the second pipe joint (42) is installed in the annular ferrule (3), an assembly ring (4) is sleeved on the second pipe joint (42), and a second gas supply pipe (41) is fixed between the assembly ring (4) and the second pipe joint (42).

6. The pipe connection device according to claim 5, characterized in that: The outer shell (2) and the third protruding portion (24) are connected in an integral manner, and the third protruding portion (24) is in an annular structure or an arc-shaped structure; the first protruding portion (231) is in an annular structure or an arc-shaped structure.

7. The pipe connection device according to claim 5, characterized in that: The annular ferrule (3) is used to fix one end of the second pipe joint (42), wherein one end of the annular ferrule (3) is arranged in the fourth opening (202).

8. The pipe connection device according to claim 5, characterized in that: The upper and lower ends of the tubular connector (1) are both horizontal sections, and both ends of the tubular connector (1) are provided with a first opening (101); a sealing cap (11) is installed at one end of the tubular connector (1) through the first opening (101), and a bending pipe (12) is installed at the other end of the tubular connector (1) through the first opening (101); and a first gas transmission pipe (121) is installed at the lower end of the bending pipe (12).

9. The pipe connection device according to claim 4, characterized in that: An assembly hole (104) is also provided at the edge of the upper end of the tubular connecting piece (1), wherein a fastening bolt (13) is installed in the assembly hole (104).

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