Corrugated pipe assembly convenient to install

Abstract

The utility model discloses a corrugated pipe assembly convenient to install. The corrugated pipe assembly comprises a pipe body, the first connecting assembly and the second connecting assembly are connected to the two ends of the pipe body respectively, the structure of the first connecting assembly is the same as that of the second connecting assembly, each of the first connecting assembly and the second connecting assembly comprises a cap and a connector, the caps are in threaded connection with the connectors, one part of each connector is connected with the pipe body in an inserted mode, and the other part of each connector is connected with the pipe body. And the cap is sleeved on the tube body. The cap is sleeved on the pipe body, the connecting portion of the connector is connected with the pipe body in an inserted mode, and the head portion of the connector is connected with the cap in a threaded mode, so that manual head ironing is not needed, installation is convenient, material loss is prevented, and it is guaranteed that the straight section is free of uneven places.

Description

TECHNICAL FIELD

[0001] The utility model relates to a bellows assembly, in particular to a bellows assembly convenient to install. BACKGROUND

[0002] The bellows is a kind of foldable, extendable and bendable tubular elastic component, and is widely used in wire harness protection, liquid delivery and other fields.

[0003] The patent with the patent announcement number "CN217108580U" discloses a bellows, which comprises a corrugated section, the corrugated section comprises a plurality of axially uniformly distributed inclined rings, the inclined rings gradually incline outward from one end to the other end, any two adjacent inclined rings are connected by a flat ring, the outer end surface of the outer side of the flat ring is connected with the large end of the inclined ring at one end, and the inner end surface of the inner side of the flat ring is connected with the small end of the inclined ring at the other end.

[0004] The above patent has the following technical problems: the bellows of the above patent technology needs to be manually ironed before installation to make a straight section for assembly, which is inconvenient to install and causes material loss, and manual ironing cannot completely ensure the straightness of the section, which may cause leakage. SUMMARY

[0005] In view of the above problems, in order to solve the technical problems of the prior art, the utility model provides a bellows assembly convenient to install.

[0006] The utility model solves the above technical problem through the following technical scheme: a bellows assembly convenient to install, characterized in that it comprises:

[0007] A pipe body;

[0008] A first connecting assembly and a second connecting assembly, the first connecting assembly and the second connecting assembly are connected at both ends of the pipe body respectively, the structure of the first connecting assembly is the same as that of the second connecting assembly, and the first connecting assembly and the second connecting assembly both comprise a union cap and a joint, the union cap and the joint are screw-connected, a part of the joint is inserted into the pipe body, and the union cap is sleeved on the pipe body.

[0009] Preferably, the union cap comprises a first through hole, a first internal thread is arranged on the inner wall of one side of the union cap, a bottom sheet is arranged on the other side of the union cap, a second through hole is arranged on the bottom sheet, the first through hole and the second through hole are communicated, and the diameter of the second through hole is equal to the outer diameter of the pipe body.

[0010] Preferably, the joint comprises a head and a connecting part, the head and the connecting part are integrally formed, a third through hole is arranged on the head, a second internal thread is arranged on the inner wall of the head, an external thread is arranged on the connecting part, the external thread is close to the head, and the external thread is screw-connected with the first internal thread.

[0011] Preferably, the connecting part is further provided with a first step and a second step, a fourth through hole is arranged in the middle of the connecting part, the first step is close to the external thread, the fourth through hole and the third through hole are communicated, and the connecting part is inserted into the pipe body.

[0012] Preferably, the shape of the cap and the shape of the joint are both polygonal.

[0013] Preferably, the pipe body comprises an outer protective layer, a corrosion-resistant layer and a hydrophobic coating layer, the outer protective layer is located outside the corrosion-resistant layer, and the corrosion-resistant layer is located outside the hydrophobic coating layer.

[0014] Preferably, the inner wall of the pipe body adopts a smooth structure, and the outer wall of the pipe body adopts a threaded structure.

[0015] The positive progress effect of the utility model lies in that:

[0016] Firstly, the cap is sleeved on the pipe body, the connecting part of the joint is inserted into the pipe body, and the head of the joint is threadedly connected with the cap, so that artificial head pressing is not needed, installation is convenient, material loss is prevented, and it is ensured that the flat section has no uneven place.

[0017] Secondly, the joint comprises a head and a connecting part, the connecting part is further provided with a first step and a second step, a fourth through hole is arranged in the middle of the connecting part, the first step is close to the external thread, the fourth through hole and the third through hole are communicated, the connecting part is inserted into the pipe body, the first step and the second step increase the friction between the connecting part and the pipe body, the connecting part and the pipe body are prevented from being separated, and dismounting is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a three-dimensional structure schematic view of a corrugated pipe assembly convenient to install according to the utility model.

[0019] Figure 2 It is a structure schematic view of a first connecting assembly or a second connecting assembly according to the utility model.

[0020] Figure 3 It is a three-dimensional structure schematic view of one side of a cap according to the utility model.

[0021] Figure 4 It is a three-dimensional structure schematic view of the other side of the cap according to the utility model.

[0022] Figure 5 It is a three-dimensional structure schematic view of one side of a joint according to the utility model.

[0023] Figure 6 It is a three-dimensional structure schematic view of the other side of the joint according to the utility model.

[0024] Figure 7 It is a material structure schematic view of a pipe body according to the utility model.

[0025] Figure 8 It is the schematic diagram of the three-dimensional structure of the pipe body in the utility model. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Apparently, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0027] Examples of the described embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and are intended to explain the utility model, rather than being understood as limiting the utility model.

[0028] In the description of the utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.

[0029] As shown in Figure 1 and Figure 2 The corrugated pipe assembly convenient to install of the utility model comprises:

[0030] a pipe body 1;

[0031] a first connecting assembly 2 and a second connecting assembly 3, the first connecting assembly 2 and the second connecting assembly 3 are connected at two ends of the pipe body 1 respectively, the structure of the first connecting assembly 2 is the same as that of the second connecting assembly 3, and the first connecting assembly 2 and the second connecting assembly 3 both comprise a cap 4 and a joint 5, the cap 4 and the joint 5 are threadedly connected, a part of the joint 5 is inserted into the pipe body 1, and the cap 4 is sleeved on the pipe body 1.

[0032] As shown in Figure 3 and Figure 4 The cap 4 comprises a first through hole 41, a first internal thread 42 is arranged on the inner wall of one side of the cap 4, a bottom sheet 43 is arranged on the other side of the cap 4, a second through hole 44 is arranged on the bottom sheet 43, the first through hole 41 and the second through hole 44 are communicated, the diameter of the second through hole 44 is equal to the outer diameter of the pipe body 1, and the cap 4 is conveniently sleeved on the pipe body 1.

[0033] As shown in Figure 5 and Figure 6As shown, the joint 5 comprises a head 51 and a connecting part 52, the head 51 and the connecting part 52 are integrally formed, the head 51 is provided with a third through hole 53, the inner wall of the head 51 is provided with a second internal thread 54, the connecting part 52 is provided with an external thread 55, the external thread 55 is close to the head 51, the external thread 55 is screwed with the first internal thread 42, so that the cap 4 and the joint 5 are screwed, the connecting part 52 is further provided with a first step 56 and a second step 57, the middle of the connecting part 52 is provided with a fourth through hole 58, the first step 56 is close to the external thread 55, the fourth through hole 58 is communicated with the third through hole 53, the connecting part 52 is inserted with the pipe body 1, the first step 56 and the second step 57 increase the friction between the connecting part 52 and the pipe body 1, so that the connecting part 52 and the pipe body 1 are prevented from being separated, and the disassembly and assembly are facilitated.

[0034] In the embodiment, the shape of the cap 4 and the shape of the joint 5 are both polygonal, preferably hexagonal, so that the cap 4 and the joint 5 are conveniently used with a wrench.

[0035] As shown in the drawings, Figure 7 As shown, the pipe body 1 comprises an outer protective layer 11, a corrosion-resistant layer 12 and a hydrophobic coating layer 13, the outer protective layer 11 is located outside the corrosion-resistant layer 12, and the corrosion-resistant layer 12 is located outside the hydrophobic coating layer 13, the outer protective layer 11 can adopt glass cloth, the glass cloth has excellent properties such as insulation, heat insulation, corrosion resistance, non-combustion, high temperature resistance and high strength, the corrosion-resistant layer 12 can adopt polytetrafluoroethylene and has acid and alkali corrosion resistance, and the hydrophobic coating layer 13 adopts a graphite layer to reduce friction and thus reduce flow resistance and increase service life.

[0036] As shown in the drawings, Figure 8 As shown, the inner wall of the pipe body 1 adopts a smooth structure, the flow capacity is large, and the outer wall of the pipe body 1 adopts a threaded structure and has good flexural performance, so that the pipe body 1 is conveniently bent.

[0037] The working principle of the utility model is as follows: all the elements of the utility model are general standard parts or parts known by those skilled in the art, the structure and principle of which can be known by the technical personnel through a technical manual or through a conventional experimental method. In use, the cap 4 is sleeved on the pipe body 1, the connecting part 52 of the joint 5 is inserted with the pipe body 1, and the head 51 of the joint 5 is screwed with the cap 4, so that manual ironing is not needed, installation is convenient, material loss is prevented, and it is ensured that the flat section has no uneven places.

[0038] The basic principle and main features of the present application and the advantages of the present application are shown and described above. For those skilled in the art, it is obvious that the present application is not limited to the details of the above exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or basic characteristics of the present application. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be considered as limiting the claims involved.

[0039] In addition, it should be understood that, although the present application is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be properly combined to form other embodiments that those skilled in the art can understand.

Claims

1. A bellows assembly for easy installation, characterized in that It includes: The pipe body (1); First connecting assembly (2) and second connecting assembly (3), first connecting assembly (2) and second connecting assembly (3) are connected in the both ends of pipe body (1), the structure of first connecting assembly (2) and the structure of second connecting assembly (3) are same, first connecting assembly (2), second connecting assembly (3) all include and cap (4) and joint (5), and cap (4) and joint (5) are threadedly connected, a part of joint (5) is inserted with pipe body (1), and cap (4) is sleeved on pipe body (1).

2. The conveniently installed bellows assembly of claim 1, wherein, The said and cap (4) includes first through hole (41), and the inner wall of one side of cap (4) is provided with first internal thread (42), the other side of cap (4) is provided with bottom sheet (43), bottom sheet (43) is provided with second through hole (44), first through hole (41) and second through hole (44) are communicated, the diameter of second through hole (44) is equal to the outer diameter of pipe body (1).

3. The conveniently installed bellows assembly of claim 2, wherein, The said joint (5) includes head (51) and connecting part (52), head (51) and connecting part (52) are integrally formed, head (51) is provided with third through hole (53), the inner wall of head (51) is provided with second internal thread (54), connecting part (52) is provided with external thread (55), external thread (55) is close to head (51), external thread (55) is threadedly connected with first internal thread (42).

4. The conveniently installed bellows assembly of claim 3, wherein, The said connecting part (52) is further provided with first step (56) and second step (57), the middle of connecting part (52) is provided with fourth through hole (58), first step (56) is close to external thread (55), fourth through hole (58) and third through hole (53) are communicated, connecting part (52) and pipe body (1) are inserted.

5. The conveniently installed bellows assembly of claim 1, wherein, The shape of the said and cap (4) and the shape of joint (5) are polygon.

6. The conveniently installed bellows assembly of claim 1, wherein, The said pipe body (1) includes outer protective layer (11), corrosion-resistant layer (12), hydrophobic coating (13), outer protective layer (11) is located outside corrosion-resistant layer (12), corrosion-resistant layer (12) is located outside hydrophobic coating (13).

7. The conveniently installed bellows assembly of claim 1, wherein, The inner wall of the said pipe body (1) adopts smooth structure, and the outer wall of pipe body (1) adopts thread structure.

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