Multipurpose corrugated hose

Abstract

The utility model belongs to the technical field of corrugated pipes, and particularly relates to a multipurpose corrugated hose which comprises a corrugated pipe. The pipe connecting piece comprises the first connector assembly and the second connector assembly, the first connector assembly and the second connector assembly are integrally formed at the two ends of the corrugated pipe, the pipe connecting piece and the corrugated pipe are integrally formed, the sealing performance is effectively improved, meanwhile, the connecting strength is enhanced, and the service life is prolonged.

Description

Technical Field

[0001] The utility model belongs to the technical field of corrugated pipes, and in particular relates to a multi-purpose corrugated hose. Background Art

[0002] Bellows mainly include metal bellows, bellows expansion joints, bellows heat exchange tubes, diaphragm boxes and metal hoses. Metal bellows are mainly used to compensate for pipeline thermal deformation, shock absorption, and absorb pipeline settlement deformation. They are widely used in petrochemical, instrumentation, aerospace, chemical, electric power, water conservancy, metallurgy and other industries. Plastic and other materials of bellows play an irreplaceable role in media transportation, power threading, machine tools, home appliances and other fields.

[0003] Existing corrugated pipes are usually extended at both ends, and threads are set on the extended port wall to fix them with pipe connectors. However, this fixing method is prone to cause gaps between the corrugated pipe and the pipe connector after being subjected to external force, resulting in leakage. Therefore, we specially designed a multi-purpose corrugated hose. Utility Model Content

[0004] The purpose of the utility model is to provide a multi-purpose corrugated hose to solve the above-mentioned technical problems, which has high structural strength and good sealing effect.

[0005] In view of this, the utility model provides a multi-purpose corrugated hose, further comprising:

[0006] Bellows;

[0007] The pipe connector comprises a first connector assembly and a second connector assembly, and the first connector assembly and the second connector assembly are integrally formed at two ends of the corrugated pipe.

[0008] In the above technical solution, further, the first joint assembly includes:

[0009] A main body, wherein the upper end wall of the main body is inclined and a first thread is arranged on the upper end wall of the main body;

[0010] A built-in joint, which is arranged in the main body and has a second thread;

[0011] A first boss, the first boss is arranged at the lower end of the main body, the first boss is provided with a first edge and is welded and fixed to the bellows;

[0012] The first sealing ring is arranged on the built-in joint and is located at the lower side of the second thread.

[0013] In the above technical solution, further, the second joint assembly includes:

[0014] A base, wherein a second boss is disposed on the base, and a third thread is disposed on the second boss;

[0015] A transfer tube, which is arranged on the second boss and assembled through a third thread;

[0016] A nut, which is arranged on the transfer tube and has a fourth thread;

[0017] A second sealing ring, which is arranged on the connection mating surface between the transfer tube and the base;

[0018] Wherein, a second edge is arranged at the bottom of the base and is welded and fixed to the corrugated pipe.

[0019] In the above technical solution, further, the transfer tube includes:

[0020] The main body has a sink groove at one end of the main body, and a fifth thread is arranged in the sink groove;

[0021] The limiting edge is arranged on an end of the main body away from the sink and limits the nut.

[0022] In the above technical solution, further, it also includes:

[0023] The third sealing ring is arranged on the matching surface between the nut and the limiting edge.

[0024] In the above technical solution, further, it also includes:

[0025] The extended edges are arranged at both ends of the corrugated tube, and the first edge and the second edge are provided with embedding grooves corresponding to the extended edges. After the extended edges are embedded in the embedding grooves, they are welded and fixed with the first edge and the second edge.

[0026] In the above technical solution, further, it also includes:

[0027] The process groove is arranged on a wall surface at one end of the main body away from the limiting edge.

[0028] The beneficial effects of the utility model are as follows: the pipe connector and the corrugated pipe are integrally formed, which effectively improves the sealing performance, enhances the connection strength, and prolongs the service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a three-dimensional diagram of the utility model;

[0030] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0031] The markings in the figure are as follows: 1. bellows; 21. main body; 211. first thread; 22. built-in joint; 221. second thread; 23. first boss; 231. first edge; 24. first sealing ring; 31. base; 311. second boss; 3111. third thread; 32. adapter tube; 321. main body; 3211. countersunk groove; 3212. fifth thread; 322. limiting edge; 33. nut; 331. fourth thread; 332. closing; 34. second sealing ring; 4. third sealing ring; 5. extension edge; 6. embedded groove; 7. process groove. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the present application to clearly describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application belong to the scope of protection of this application.

[0033] Embodiment 1:

[0034] This embodiment provides a multi-purpose corrugated hose, further comprising:

[0035] Bellows 1;

[0036] The pipe connector includes a first connector assembly and a second connector assembly. The first connector assembly and the second connector assembly are integrally formed at both ends of the corrugated pipe 1 .

[0037] It can be seen from this embodiment that the pipe connector and the corrugated pipe 1 are integrally formed, which effectively improves the sealing performance, while enhancing the connection strength and extending the service life.

[0038] Embodiment 2:

[0039] This embodiment provides a multi-purpose corrugated hose, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0040] The first joint assembly includes:

[0041] A main body 21, the upper end wall surface of the main body 21 is inclined, and a first thread 211 is provided on the upper end wall surface of the main body 21;

[0042] A built-in joint 22, which is disposed in the main body 21 and has a second thread 221;

[0043] A first boss 23, which is disposed at the lower end of the main body 21, and is provided with a first edge 231 and is welded and fixed to the bellows 1;

[0044] The first sealing ring 24 is disposed on the built-in joint 22 and is located at the lower side of the second thread 221 .

[0045] It can be seen from this embodiment that the first joint assembly includes a main body 21, a built-in joint 22, a first boss 23 and a first sealing ring;

[0046] The upper end wall of the main body 21 is tapered and has a first thread 211 for connecting with external pipe fittings and joints.

[0047] The built-in joint 22 is integrally formed inside one end of the main body 21 connected to the external pipe fitting or joint. A second thread 221 is formed on the wall surface of the built-in joint 22 for connecting with the external pipe fitting or joint to enhance the connection strength. Furthermore, a first sealing ring is installed on the built-in joint 22 to seal and prevent leakage when the built-in joint 22 is connected to the external pipe fitting or joint.

[0048] The first boss 23 is formed at the lower end of the main body 21, and a first edge 231 is formed on the end of the first boss 23. The first edge 231 is welded and fixed to the bellows 1, and then the main body 21 is integrally formed to the bellows 1. By setting the first edge 231, the welding area between the first boss 23 and the bellows 1 is expanded, thereby making the welding stable.

[0049] Embodiment 3:

[0050] This embodiment provides a multi-purpose corrugated hose, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0051] The second joint assembly includes:

[0052] A base 31, on which a second boss 311 is disposed, and on which a third thread 3111 is disposed;

[0053] The transfer tube 32 is disposed on the second boss 311 and assembled through the third thread 3111;

[0054] A nut 33, which is disposed on the transfer tube 32 and has a fourth thread 331;

[0055] A second sealing ring, the second sealing ring 34 is arranged on the connection mating surface between the transfer tube 32 and the base 31;

[0056] A second edge is provided at the bottom of the base 31 and is welded and fixed to the corrugated tube 1 .

[0057] It can be seen from this embodiment that the second joint assembly includes a base 31, a transfer tube 32, a nut 33 and a second sealing ring 34;

[0058] A second edge is provided at the bottom end of the base 31 and is fixed to the bellows 1 by welding. The second edge enlarges the welding surface between the base 31 and the bellows 1, thereby making the welding stable.

[0059] A second boss 311 is disposed at the upper end of the base 31. A third thread 3111 is formed on the second boss 311 and is threadedly connected to a transfer tube 32. The transfer tube 32 is used to connect a nut 33 or other pipe fittings (the nut 33 is taken as an example in the figure);

[0060] Furthermore, after the transfer tube 32 is connected to the second boss 311, a second sealing ring 34 is provided on the mating surface between the transfer tube 32 and the base 31, and the second sealing ring 34 seals the connection gap to play a role in sealing and leak-proofing;

[0061] The nut 33 is connected to the second boss 311 . The nut 33 is provided with a fourth thread 331 for connecting with external pipe fittings and joints.

[0062] Embodiment 4:

[0063] This embodiment provides a multi-purpose corrugated hose, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0064] The transfer tube 32 includes:

[0065] The body 321 has a side port provided with a sink groove 3211, and a fifth thread 3212 is provided in the sink groove 3211;

[0066] The limiting edge 322 is disposed on an end of the body 321 away from the sink 3211 and limits the nut 33 .

[0067] It can be seen from this embodiment that the transfer tube 32 includes a body 321 and a limiting edge 322;

[0068] A sink groove 3211 is provided on one side of the body 321, and a first dead thread is provided on the wall surface of the sink groove 3211 for connecting with the third thread 3111, so as to fix the body 321 and the base 31;

[0069] The limiting edge 322 is formed on the outer wall surface of the end port of the main body 321 away from the groove 3211, and the port on one side of the nut 33 is set to a closing opening 332. When in use, one end of the groove 3211 of the main body 321 passes through the closing opening 332 and is fixed to the base 31 with the third boss thread, and the limiting edge 322 and the closing opening 332 are mutually limited to fix the nut 33 and the main body 321.

[0070] Embodiment 5:

[0071] This embodiment provides a multi-purpose corrugated hose, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0072] The third sealing ring, the third sealing ring 4 is arranged on the matching surface between the nut 33 and the limiting edge 322 .

[0073] It can be seen from this embodiment that by providing the third sealing ring 4, the external pipe connecting nut 33 will gradually press the nut 33 against the third sealing ring 4 during use, thereby sealing the matching gap between the nut 33 and the limiting edge 322 to prevent leakage.

[0074] Embodiment 6:

[0075] This embodiment provides a multi-purpose corrugated hose, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0076] The extended edge 5 is arranged at both ends of the corrugated tube 1 , and the first edge 231 and the second edge are provided with an embedding groove 6 corresponding to the extended edge 5 . After the extended edge 5 is embedded in the embedding groove 6 , it is welded and fixed with the first edge 231 and the second edge.

[0077] It can be seen from this embodiment that by providing extended edges 5 at both ends of the bellows 1 and providing embedded grooves 6 on the end faces of the first edge 231 and the second edge, the welding strength between the first edge 231, the second edge and the bellows 1 is enhanced, thereby improving the overall structural strength.

[0078] Embodiment 7:

[0079] This embodiment provides a multi-purpose corrugated hose, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0080] The process groove 7 is arranged on a wall surface of one end of the body 321 away from the limiting edge 322 .

[0081] It can be seen from this embodiment that the process groove 7 is arranged on the body 321, and the process groove 7 forms a hexagon on the wall surface of the body 321, which helps to fix the body 321 with a wrench when in use.

[0082] The embodiments of the present application are described above in conjunction with the accompanying drawings. In the absence of conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present application is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the guidance of the present application, ordinary technicians in this field can also make many forms without departing from the purpose of the present application and the scope of protection of the claims, all of which are within the protection of the present application.

Claims

1. A multi-purpose corrugated hose, characterized in that it also include: Bellows (1); A pipe connector, the pipe connector comprising a first connector assembly and a second connector assembly, the first connector assembly and the second connector assembly being integrally formed at both ends of the corrugated pipe (1).

2. A multi-purpose corrugated hose according to claim 1, characterized in that: The first joint assembly includes: A main body (21), wherein the upper end wall surface of the main body (21) is inclined, and a first thread (211) is provided on the upper end wall surface of the main body (21); A built-in joint (22), wherein the built-in joint (22) is arranged in the main body (21), and a second thread (221) is arranged on the built-in joint (22); A first boss (23), wherein the first boss (23) is arranged at the lower end of the main body (21), and the first boss (23) is provided with a first edge (231) and is welded and fixed to the bellows (1); A first sealing ring (24), wherein the first sealing ring (24) is arranged on the built-in joint (22) and is located at the lower side of the second thread (221).

3. A multi-purpose corrugated hose according to claim 2, characterized in that: The second joint assembly includes: A base (31), wherein the base (31) is provided with a second boss (311), and the second boss (311) is provided with a third thread (3111); A transfer tube (32), wherein the transfer tube (32) is disposed on the second boss (311) and assembled via a third thread (3111); A nut (33), wherein the nut (33) is disposed on the transfer tube (32), and a fourth thread (331) is disposed on the nut (33); A second sealing ring, wherein the second sealing ring (34) is arranged on a connecting mating surface between the transfer tube (32) and the base (31); Wherein, the bottom of the base (31) is provided with a second edge, which is welded and fixed to the corrugated tube (1).

4. A multi-purpose corrugated hose according to claim 3, characterized in that: The transfer pipe (32) includes: A body (321), wherein a port on one side of the body (321) is provided with a sink groove (3211), and a fifth thread (3212) is provided in the sink groove (3211); A limiting edge (322) is provided on an end of the body (321) away from the sink (3211) and limits the position of the nut (33).

5. A multi-purpose corrugated hose according to claim 4, characterized in that include: A third sealing ring, the third sealing ring (4) is arranged on the matching surface between the nut (33) and the limiting edge (322).

6. A multi-purpose corrugated hose according to claim 5, characterized in that include: The extended edge (5) is arranged at both ends of the corrugated tube (1), and the first edge (231) and the second edge are provided with embedded grooves (6) corresponding to the extended edge (5), and the extended edge (5) is embedded in the embedded groove (6) and then welded to the first edge (231) and the second edge.

7. A multi-purpose corrugated hose according to claim 6, characterized in that include: A process groove (7), wherein the process groove (7) is arranged on a wall surface at one end of the body (321) away from the limiting edge (322).

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