High-performance urea pipe assembly

Abstract

The utility model belongs to the technical field of urea pipes, and particularly relates to a high-performance urea pipe assembly which comprises a pipe fitting and a plurality of urea pipes. The mounting frame is movably connected with the pipe fitting; wherein the plurality of pipe bodies comprise connecting ends and matching ends, and the connecting ends of the pipe bodies are in threaded connection with the matching ends of the adjacent pipe bodies; and the matching parts among the plurality of pipe bodies extend into the mounting frame.

Description

Technical Field

[0001] The utility model belongs to the technical field of urea pipes, and particularly relates to a high-performance urea pipe assembly. Background Technique

[0002] At present, with the increasing requirements of the country for environmental protection, which are mainly reflected in the requirements for automobile emission regulations in commercial vehicles. At present, the implementation of Euro IV emission standards has been mandatory, and the more stringent Euro V emission standards will be implemented within 3 years. To meet the above emission requirements, SCR (Selective Catalyst Reduction) technology is commonly used at home and abroad for post-treatment of diesel vehicle emissions. Urea aqueous solution is used as a reducing agent and sprayed into the exhaust gas of diesel engines. Under the action of exhaust gas temperature and air flow, urea releases ammonia (NH3) through pyrolysis and hydrolysis reactions, and under certain temperature and catalyst action, NOx is reduced to nitrogen (N2) and water (H2O) to achieve the purpose of reducing NOx emissions.

[0003] When the existing urea pipes are in use, they are generally fixed directly by cable ties after being connected to the pipeline, which easily causes damage or entanglement of the pipeline during driving. Therefore, we have specially designed Content of the Utility Model

[0004] The purpose of the utility model is to provide a high-performance urea pipe assembly for the above-mentioned existing technical problems, achieving the effect of stable installation.

[0005] In view of this, the utility model provides a high-performance urea pipe assembly, including:

[0006] A pipe fitting, which includes a plurality of pipe bodies;

[0007] An installation frame, which is movably connected to the pipe fitting;

[0008] Among them, the plurality of pipe bodies include a connection end and a mating end, and the connection end of the pipe body is threadedly connected to the mating end of the adjacent pipe body;

[0009] Among them, the mating parts between the plurality of pipe bodies all extend into the installation frame.

[0010] In the above technical solution, further, the installation frame includes:

[0011] A fixing frame, on which a plurality of threaded holes are provided;

[0012] A connecting frame, which is vertically arranged on the fixing frame, and a connecting hole is provided on the connecting frame.

[0013] In the above technical solution, further, it further includes:

[0014] The convex rib is arranged inside the connecting hole and abuts against the outer side of the mating part between the multiple pipe bodies.

[0015] In the above technical solution, further, it further includes:

[0016] The sealing ring is arranged between the mating surfaces of the multiple pipe bodies.

[0017] In the above technical solution, further, the sealing ring includes:

[0018] The body is arranged between the multiple pipe bodies;

[0019] The protruding end extends into the mating end inside the adjacent pipe body, and a protrusion is arranged at the front end of the protruding end;

[0020] Wherein, the convex rib is stuck on the protruding end and is inside the protrusion.

[0021] In the above technical solution, further, it further includes:

[0022] The limiting edge is arranged on the inner wall surface of the body, and a limiting groove is arranged on the inner wall surface of the connecting end corresponding to the limiting edge.

[0023] In the above technical solution, further, it further includes:

[0024] The extension frame body is arranged at the port of the connecting hole.

[0025] The beneficial effects of the present utility model are as follows: The mounting frame is used to fix the pipe fittings, and multiple pipe bodies are arranged in a zigzag manner on the mounting frame to form a spring structure. During use, it can effectively extend the urea passing path, thereby helping the pipe fittings to be heated. Further, the mounting frame will protect the connection and mating parts between the multiple pipe bodies, thereby maintaining the connection strength between the multiple pipe bodies, and at the same time facilitating the fixing of the pipe fittings, which is convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 is the perspective view of the present utility model;

[0027] Figure 2 is the structural schematic diagram of the present utility model;

[0028] Figure 3 is the schematic diagram of the sealing ring of the present utility model;

[0029] The markings in the figure are represented as: 1, pipe body; 11, connecting end; 12, mating end; 2, mounting frame; 21, fixing frame; 211, threaded hole; 22, connecting frame; 221, connecting hole; 3, convex rib; 4, sealing ring; 41, body; 42, protruding end; 421, protrusion; 5, limiting edge; 6, extension frame body. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0030] The technical solutions in the embodiments of the present application will be clearly described below in conjunction with the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all of the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments in the present application belong to the scope protected by the present application.

[0031] Embodiment 1:

[0032] This embodiment provides a high-performance urea pipe assembly, including:

[0033] A pipe fitting, which includes a plurality of pipe bodies 1;

[0034] A mounting bracket 2, and the mounting bracket 2 is movably connected to the pipe fitting;

[0035] Among them, the plurality of pipe bodies 1 include a connection end 11 and a mating end 12, and the connection end 11 of the pipe body 1 is threadedly connected to the mating end 12 of the adjacent pipe body 1;

[0036] Among them, the mating parts between the plurality of pipe bodies 1 all extend into the mounting bracket 2.

[0037] It can be seen from this embodiment that a high-performance urea pipe assembly includes a pipe fitting and a mounting bracket 2;

[0038] The pipe fitting is formed by connecting the plurality of pipe bodies 1 end to end. The plurality of pipe bodies 1 all include a connection end 11 and a mating end 12. An external thread is provided on the outer wall surface of the connection end 11, and an internal thread is provided on the inner wall surface of the mating end 12. The connection end 11 and the mating end 12 connect the plurality of pipe bodies 1 end to end through the thread fit between the external thread and the internal thread. By arranging the pipe fitting composed of the plurality of pipe bodies 1, the length of the pipe fitting can be adjusted according to actual length requirements, which is helpful for use;

[0039] The mounting bracket 2 is used to fix the pipe fitting, and the plurality of pipe bodies 1 are arranged in a zigzag manner on the mounting bracket 2 to form a spring structure. During use, it can effectively extend the urea passing path, which is helpful for the pipe fitting to be heated. Further, the mounting bracket 2 will protect the connection and mating parts between the plurality of pipe bodies 1, which can maintain the connection strength between the plurality of pipe bodies 1, and at the same time facilitate the fixation of the pipe fitting, making it convenient to use.

[0040] Embodiment 2:

[0041] This embodiment provides a high-performance urea pipe assembly, which, in addition to including the technical solutions of the above embodiment, further has the following technical features.

[0042] The mounting bracket 2 includes:

[0043] A fixing bracket 21, and a plurality of threaded holes 211 are provided on the fixing bracket 21;

[0044] The connecting frame 22 is vertically arranged on the fixed frame 21, and a connecting hole 221 is provided on the connecting frame 22.

[0045] As can be seen from this embodiment, the mounting frame 2 includes a fixed frame 21 and a connecting frame 22;

[0046] A plurality of threaded holes 211 are formed on the fixed frame 21 for connection and cooperation. The connecting frame 22 is integrally formed on the fixed frame 21 and is vertically arranged with respect to the fixed frame 21. A plurality of connecting holes 221 are formed on the connecting frame 22, and the connecting and cooperating parts between the plurality of pipe bodies 1 are located within the connecting holes 221.

[0047] Embodiment 3:

[0048] This embodiment provides a high-performance urea pipe assembly. In addition to including the technical solutions of the above embodiments, it also has the following technical features.

[0049] The convex rib 3 is arranged inside the connecting hole 221, and the convex rib 3 abuts against the outside of the mating part between the plurality of pipe bodies 1.

[0050] As can be seen from this embodiment, the convex rib 3 is formed inside the connecting hole 221 and tightens the connecting and cooperating part between the connecting end 11 and the mating end 12 of the plurality of pipe bodies 1, thereby making the connection between the connecting end 11 and the mating end 12 stable.

[0051] Embodiment 4:

[0052] This embodiment provides a high-performance urea pipe assembly. In addition to including the technical solutions of the above embodiments, it also has the following technical features.

[0053] The sealing ring, the sealing ring 4 is arranged between the mating surfaces of the plurality of pipe bodies 1.

[0054] As can be seen from this embodiment, by arranging the sealing ring 4 on the mating surface between the connecting end 11 and the mating end 12 of the plurality of pipe bodies 1, the gap at the connection and cooperation part is sealed, thereby playing a role in leak prevention.

[0055] Embodiment 5:

[0056] This embodiment provides a high-performance urea pipe assembly. In addition to including the technical solutions of the above embodiments, it also has the following technical features.

[0057] The sealing ring includes:

[0058] The body 41, the body 41 is arranged between the plurality of pipe bodies 1;

[0059] The protruding end 42 extends into the mating end 12 of the adjacent pipe body 1, and a protrusion 421 is provided at the front end of the protruding end 42;

[0060] Wherein, the convex rib 3 is stuck on the protruding end 42 and is located inside the protrusion 421.

[0061] It can be seen from this embodiment that the sealing ring 4 includes a body 41 and a protruding end 42;

[0062] The body 41 is connected to the connecting end 11 and is stuck between the adjacent pipe bodies 1 when the connecting end 11 and the mating end 12 are connected. The protruding end 42 is formed on the body 41 and extends to the inside of the mating end 12. A protrusion 421 is formed at the front end of the protruding end 42. In use, the connecting part of the connecting end 11 and the mating end 12 extends into the connecting hole 221 and is stuck by the flange outside the protruding end 42, and the protrusion 421 is located outside the flange. Furthermore, a limiting structure is formed between the protrusion 421 and the flange. During installation, the protruding end 42 will extend to the inside of the mating end 12 through the threaded fit between the connecting end 11 and the mating end 12, and a tight fit is generated with the mating end 12, and the connection is firm and not easy to fall off.

[0063] Embodiment 6:

[0064] This embodiment provides a high-performance urea pipe assembly. In addition to including the technical solutions of the above embodiments, it also has the following technical features.

[0065] The limiting edge 5 is arranged on the inner wall surface of the body 41, and a limiting groove is correspondingly arranged on the inner wall surface of the connecting end 11 corresponding to the limiting edge 5.

[0066] It can be seen from this embodiment that the limiting edge 5 is formed on the inner wall surface of the body 41, and a limiting groove is correspondingly arranged on the outer wall surface of the connecting end 11 corresponding to the limiting edge 5. Furthermore, the gasket can be firmly connected to the connecting end 11 and cooperate with the mating end 12.

[0067] Embodiment 7:

[0068] This embodiment provides a high-performance urea pipe assembly. In addition to including the technical solutions of the above embodiments, it also has the following technical features.

[0069] The extension frame body 6 is arranged at the port of the connecting hole 221.

[0070] It can be seen from this embodiment that by setting the extension frame body 6, the matching area between the connecting hole 221 and the pipe fitting is enlarged.

[0071] The embodiments of the present application have been described above in conjunction with the accompanying drawings. Without conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present application is not limited to the above specific implementation manners. The above specific implementation manners are merely illustrative rather than restrictive. Under the inspiration of the present application, those of ordinary skill in the art can also make many forms without departing from the purpose of the present application and the scope protected by the claims, and all of them fall within the protection scope of the present application.

Claims

1. A high-performance urea pipe assembly, characterized in that it comprises: A pipe fitting, the pipe fitting comprising a plurality of pipe bodies (1); A mounting frame (2), wherein the mounting frame (2) is movably connected to the pipe fitting; Wherein, the plurality of pipe bodies (1) comprise a connecting end (11) and a matching end (12), and the connecting end (11) of the pipe body (1) is threadedly connected to the matching end (12) of the adjacent pipe body (1); Wherein, the matching parts between the multiple tube bodies (1) all extend into the mounting frame (2).

2. A high performance urea pipe assembly according to claim 1, characterized in that: The mounting frame (2) comprises: A fixing frame (21), wherein the fixing frame (21) is provided with a plurality of threaded holes (211); A connecting frame (22), wherein the connecting frame (22) is vertically arranged on the fixing frame (21), and a connecting hole (221) is arranged on the connecting frame (22).

3. A high performance urea pipe assembly according to claim 2, characterized in that include: The convex ridges (3) are arranged on the inner side of the connecting hole (221), and the convex ridges (3) are against the outer side of the matching parts between the multiple tube bodies (1).

4. A high performance urea pipe assembly according to claim 3, characterized in that include: The sealing ring (4) is arranged between the matching surfaces of a plurality of tube bodies (1).

5. A high performance urea pipe assembly according to claim 4, characterized in that: The sealing ring includes: A body (41), wherein the body (41) is arranged between the plurality of tubes (1); A protruding end (42), wherein the protruding end (42) extends into the mating end (12) in the adjacent tube body (1), and a protrusion (421) is provided at the front end of the protruding end (42); The convex rib (3) is clamped on the protruding end (42) and is located inside the protrusion (421).

6. A high performance urea pipe assembly according to claim 5, characterized in that include: A limiting edge (5), the limiting edge (5) is arranged on the inner wall surface of the main body (41), and a limiting groove is arranged on the inner wall surface of the connecting end (11) corresponding to the limiting edge (5).

7. A high performance urea pipe assembly according to claim 6, characterized in that include: An extension frame (6), wherein the extension frame (6) is arranged on the end of the connection hole (221).

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