Connecting joint for PE corrugated pipe
By designing connecting joints for PE corrugated pipes and using structures such as limiters and embedded sections, the problems of the existing PE corrugated pipe connection methods that are time-consuming and labor-intensive and have poor connection strength are solved, and the docking process is simplified and the connection strength is improved. promote.
Patent Information
- Application Number
- CN202421224335.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-31
- Publication Date
- 2025-01-21
- Estimated Expiration
- 2034-05-31
AI Technical Summary
The connection method of the existing PE corrugated pipe lacks limiting parts, which leads to time-consuming and labor-intensive buttable connection strength.
A connecting joint for PE corrugated pipes is designed, including a first connecting piece and a second connecting piece, a limiting member structure through the first engaging area and the second engaging area, and the cooperation between the embedded section and the guide rod. , to simplify and strengthen the docking.
Through this connecting joint, the docking process of PE corrugated pipes is simplified, the connection efficiency and strength are improved, and the time-consuming and labor-intensive problems in the docking process are avoided.
Smart Images
Figure CN222377468U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of pipeline butt joint, and in particular relates to a connecting joint for a PE corrugated pipe. Background Art
[0002] PE corrugated pipe, that is, a plastic protective tube extruded from polyethylene, is also called a corrugated pipe because of its annular corrugation inside and outside. It generally protects cables from damage and can also be used as a rainwater and sewage branch pipe as needed.
[0003] During use, PE corrugated pipes often involve butt connection. Conventional PE corrugated pipes use connectors that are mostly sleeve structures with an aperture slightly larger than that of the PE corrugated pipe. The butt connection is completed by squeezing two sections of PE corrugated pipes into both ends of the sleeve structure. Generally, one section is assembled before the other section. Due to the lack of corresponding limiters, the insertion depth of the foot is required to maintain the connection strength. The butt connection process is time-consuming and laborious, and the connection strength is not good. Utility Model Content
[0004] The utility model provides a connection joint for PE corrugated pipes, aiming to solve the problem that the current PE corrugated pipes are butt-jointed by squeezing them into both ends of a casing structure, and that the butt-jointing process is time-consuming and laborious, and the connection strength is poor due to the lack of corresponding limiters that require the insertion of a foot to maintain the connection strength.
[0005] The utility model is implemented as follows: a connection joint for a PE corrugated pipe, which is applied to the connection of two sections of PE corrugated pipes, comprises:
[0006] A first connecting member, wherein the end surfaces of the first connecting member are respectively provided with a first clamping area and a connecting area, and a section of PE corrugated pipe is inserted into the first clamping area;
[0007] The second connecting piece, the end faces of the second connecting piece are respectively provided with a second clamping area and an embedded section, and another section of PE corrugated pipe is inserted into the second clamping area; the embedded section is inserted into the connecting area, and when the embedded section is inserted into the connecting area, the guide rod provided on the first connecting piece is inserted into the second connecting piece.
[0008] Preferably, the end surface of the embedding section is provided with a guide hole, and the guide rod is inserted into the guide hole during the docking process.
[0009] Preferably, the guide rod is made of metal, and the guide hole is pre-filled with glue before the docking work. When the guide rod is inserted into the guide hole, the guide rod is inserted into the guide hole and glued and connected.
[0010] Preferably, both the first engaging area and the second engaging area are provided with limiting members, and the number of the limiting members is not less than one group.
[0011] Preferably, the limiting member is an annular structure, and a plurality of through holes are provided on the end surface of the limiting member. When the PE corrugated pipe is inserted, the limiting member is engaged with the corrugated groove on the outer wall of the PE corrugated pipe.
[0012] Preferably, an annular partition is provided between the first clamping area and the connecting area, the annular partition separates the first clamping area and the connecting area, and the PE corrugated pipe inserted into the first clamping area is supported on the annular partition.
[0013] Preferably, the embedded section has a truncated cone structure, and the connecting area is adapted to the structure of the embedded section. When the embedded section is inserted into the connecting area, the embedded section abuts against one end of the annular partition away from the PE corrugated pipe.
[0014] Preferably, the PE corrugated tube inserted into the first engaging area abuts against the end surface of the embedding section away from the connecting area.
[0015] Compared with the prior art, the embodiments of the present application have the following beneficial effects:
[0016] 1. After the first connector and the second connector are connected independently, the connecting joint for the PE corrugated pipe provided by the utility model is inserted into the connecting area of the first connector to complete the final docking. The first connector and the second connector are specially designed to simplify the docking process of the first pipe or the second pipe, thereby improving the connection efficiency.
[0017] 2. The connection joint for PE corrugated pipe provided by the utility model adopts a limiting connection method through the first pipe fitting or the second pipe fitting and the limiting piece, and the connection strength is no worse than that of a simple nested structure; and the first connecting piece and the second connecting piece adopt a final butt connection, which will simplify the difficulty of the first pipe fitting or the second pipe fitting independent butt connection process and improve the butt connection efficiency.
[0018] 3. In a connection joint for a PE corrugated pipe provided by the utility model, the guide rod provided on the first connection member is inserted into the second connection member; the guide rod serves as a pressure-bearing member to enhance the connection strength of the connection joint of the PE corrugated pipe. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] Figure 1 The utility model is a structural schematic diagram of a connection joint for a PE corrugated pipe.
[0020] Figure 2 It is a structural schematic diagram of a first connecting piece and a second connecting piece for a connecting joint of a PE corrugated pipe provided by the utility model.
[0021] Figure 3 It is a schematic diagram of different end surface structures of a first connecting piece of a connecting joint for a PE corrugated pipe provided by the utility model.
[0022] Figure 4 It is a structural schematic diagram of different end faces of a second connecting piece in a connecting joint for a PE corrugated pipe provided by the utility model.
[0023] Figure 5 The utility model provides a schematic diagram of the structure of an embedded section of a connecting joint for a PE corrugated pipe.
[0024] Description of reference numerals:
[0025] 100. a first pipe fitting;
[0026] 200, second pipe fitting;
[0027] 300, first connecting member; 310, guide rod; 320, first engaging area; 330, connecting area;
[0028] 400, second connecting member; 410, guide hole; 420, second engaging area; 430, embedding section;
[0029] 500. Limiting parts. DETAILED DESCRIPTION
[0030] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by technicians in the technical field of this application; the terms used in the specification of the application herein are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification and claims of this application and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of this application or the above-mentioned drawings are used to distinguish different objects, not to describe a specific order.
[0031] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.
[0032] The utility model embodiment provides a connection joint for PE corrugated pipe, such as Figure 1-Figure 5 As shown, the connection joint for PE corrugated pipe is applied to the connection of two sections of PE corrugated pipe, and includes:
[0033] A first connecting member 300, wherein the end surfaces of the first connecting member 300 are respectively provided with a first clamping area 320 and a connecting area 330, and a section of PE corrugated pipe is inserted into the first clamping area 320;
[0034] A second connecting member 400, wherein the end surfaces of the second connecting member 400 are respectively provided with a second clamping area 420 and an embedding section 430, and another section of the PE corrugated pipe is inserted into the second clamping area 420; the embedding section 430 is inserted into the connecting area 330, and when the embedding section 430 is inserted into the connecting area 330, the guide rod 310 provided on the first connecting member 300 is inserted into the second connecting member 400; the guide rod 310 is used as a pressure-bearing member to enhance the connection strength of the connecting joint of the PE corrugated pipe;
[0035] In the present application, the two sections of PE corrugated pipes are respectively the first pipe fitting 100 and the second pipe fitting 200, the first connecting piece 300 and the second connecting piece 400 are respectively connected to the first pipe fitting 100 and the second pipe fitting 200, the first clamping area 320 and the second clamping area 420 are both provided with a stopper 500, the first pipe fitting 100 or the second pipe fitting 200 is inserted into the corresponding first clamping area 320 or the second clamping area 420, and the stopper 500 enters between the corrugated protrusions on the outer wall of the first pipe fitting 100 or the second pipe fitting 200 through deformation clamping;
[0036] After the first connector 300 and the second connector 400 are connected independently, the embedding section 430 on the second connector 400 is inserted into the connecting area 330 of the first connector 300 to complete the final docking. The first connector 300 and the second connector 400 are specially designed to simplify the docking process of the first pipe 100 or the second pipe 200, thereby improving the connection efficiency.
[0037] During the docking process, it is only necessary to respectively connect the first pipe fitting 100 or the second pipe fitting 200, and then simply insert the embedding section 430 into the connection area 330 of the first connector 300 to complete the final docking, so as to complete the assembly work at a relatively fast speed. Since the first pipe fitting 100 or the second pipe fitting 200 and the stopper 500 adopt a stopper connection mode, the connection strength is not inferior to that of a simple nested structure; and the first connector 300 and the second connector 400 adopt a final docking connection, which will simplify the difficulty of the first pipe fitting 100 or the second pipe fitting 200 in the independent docking process and improve the docking efficiency;
[0038] The stopper 500 is an annular structure, and a plurality of through holes are provided on the end surface of the stopper 500. The function of the through holes is to provide deformation space for the stopper 500.
[0039] As a preferred implementation in this embodiment, the first engaging area 320 and the connecting area 330 are respectively arranged on different end surfaces of the first connecting member 300, the side wall of the connecting area 330 is a slope structure, and the shape of the embedding section 430 is the same as the truncated cone structure, and the shape of the embedding section 430 is adapted to the side wall structure of the connecting area 330;
[0040] The end surface of the embedding section 430 is provided with a guide hole 410, and the guide rod 310 is inserted into the guide hole 410 during the docking process. The guide rod 310 is made of metal, and the guide hole 410 is pre-filled with glue before the docking work. After the guide rod 310 is inserted into the guide hole 410, the connection work is completed by glue; here, the guide rod 310 is inserted into the second connecting member 400 as a support while maintaining its alignment, and the structural strength of the first connecting member 300 and the second connecting member 400 is improved by means of the structural characteristics of the metal material, and the impact performance of the joint is improved;
[0041] The assembly process for this application is as follows:
[0042] First, the first pipe 100 is inserted into the first clamping area 320, and the second pipe 200 is inserted into the second clamping area 420, so as to complete the independent docking of the first connecting piece 300 and the first pipe 100 and the second connecting piece 400 and the second pipe 200;
[0043] Then align the guide rod 310 on the first connecting member 300 with the guide hole 410, and insert the guide rod 310 into the guide hole 410. Here, the guide hole 410 has been filled with glue. During the docking process, the embedded section 430 is inserted into the connecting area 330, so that the first connecting member 300 and the second connecting member 400 complete the docking connection.
[0044] It should be noted that, for the above-mentioned embodiments, for the sake of simplicity, they are all described as a series of action combinations, but those skilled in the art should know that the utility model is not limited by the described action sequence, because according to the utility model, some steps may be performed in other sequences or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the utility model.
[0045] The above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only some embodiments of the utility model, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. Although the utility model has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the utility model according to the circumstances without conflict, without making creative work, so as to obtain different other technical solutions that do not deviate from the concept of the utility model in essence, and these technical solutions also belong to the scope of protection of the utility model.
Claims
1. A connection joint for PE corrugated pipes, used for connecting two sections of PE corrugated pipes, characterized in that: include: A first connecting member, wherein the end surfaces of the first connecting member are respectively provided with a first clamping area and a connecting area, and a section of PE corrugated pipe is inserted into the first clamping area; The second connecting piece, the end faces of the second connecting piece are respectively provided with a second clamping area and an embedded section, and another section of PE corrugated pipe is inserted into the second clamping area; the embedded section is inserted into the connecting area, and when the embedded section is inserted into the connecting area, the guide rod provided on the first connecting piece is inserted into the second connecting piece.
2. A connection joint for PE corrugated pipe according to claim 1, characterized in that: The end surface of the embedding section is provided with a guide hole, and the guide rod is inserted into the guide hole during the docking process.
3. A connection joint for PE corrugated pipe according to claim 2, characterized in that: The guide rod is made of metal, and the guide hole is pre-filled with glue before the docking work. When the guide rod is inserted into the guide hole, the guide rod is inserted into the guide hole and glued and connected.
4. A connection joint for PE corrugated pipe according to claim 3, characterized in that: The first engaging area and the second engaging area are both provided with limiting members, and the number of the limiting members is not less than one group.
5. A connection joint for PE corrugated pipe according to claim 4, characterized in that: The limiting member is an annular structure, and a plurality of through holes are arranged on the end surface of the limiting member. When the PE corrugated pipe is inserted, the limiting member is engaged with the corrugated groove on the outer wall of the PE corrugated pipe.
6. A connection joint for PE corrugated pipe according to claim 5, characterized in that: An annular partition is provided between the first clamping area and the connecting area. The annular partition separates the first clamping area from the connecting area. The PE corrugated pipe inserted into the first clamping area is supported on the annular partition.
7. A connection joint for PE corrugated pipe according to claim 6, characterized in that: The embedded section has a truncated cone structure, and the connecting area is adapted to the structure of the embedded section. When the embedded section is inserted into the connecting area, the embedded section abuts against one end of the annular partition away from the PE corrugated pipe.
8. A connection joint for PE corrugated pipe according to claim 7, characterized in that: The PE corrugated tube inserted into the first engaging area is pressed against the end surface of the embedding section away from the connecting area.