Photovoltaic wire harness connecting structure
By adopting anti-bending structure and sealing ring designs in the photovoltaic wiring harness connection structure, the problem of bending in the photovoltaic wiring harness connection in the existing technology is solved, and the function of connecting and protecting the insertion barrel is achieved.
Patent Information
- Application Number
- CN202420715814.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-09
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-04-09
AI Technical Summary
The existing photovoltaic wiring harness connection structure only relies on the snapping method to ensure firmness, making it easy to bending under extrusion.
A photovoltaic wire beam connection structure including a first pair of joints and a second pair of joints is designed, and an anti-bending structure is adopted, and a threaded connection between the first external thread and the second external thread is combined with a connecting sleeve, a connecting plate, and a sealing ring. and connect springs to ensure stability and protection at the connection.
Effectively prevent the photovoltaic wiring harness connection from bent under pressure, enhance the stability and sealing of the connection, protect the insertion barrel, and avoid functional failure caused by extrusion damage.
Smart Images
Figure CN222214694U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of photovoltaic wire harnesses, in particular to a photovoltaic wire harness connection structure. Background Art
[0002] Photovoltaic wiring harness is a special wiring harness for solar photovoltaic cables. It is used in solar power stations and is made of low-smoke halogen-free flame-retardant and environmentally friendly materials. It has the advantages of high temperature resistance, ozone resistance, UV resistance, water vapor resistance, microbial resistance, strong short-term overload capacity, long life, wear resistance, oil resistance, corrosion resistance, and high tensile strength.
[0003] Patent document CN219458191U discloses a wiring harness docking mechanism, which makes the docking structure connection more secure through the docking form of buckles. However, the securement by only the buckle method is too weak, and the connection will also bend if it is squeezed. Utility Model Content
[0004] One purpose of the present application is to provide a photovoltaic wiring harness connection structure to solve the technical problem in the prior art that the fastening method alone is too weak to ensure firmness and the connection will bend if squeezed.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a photovoltaic wiring harness connection structure, including a first pair of joints, one end of the first pair of joints is connected to a second pair of joints, and an anti-bending structure is arranged on the outer sides of the first pair of joints and the second pair of joints. The anti-bending structure is used to prevent the photovoltaic wiring harness connection from being bent due to pressure. The anti-bending structure includes a first external thread and a second external thread, and the first external thread and the second external thread are respectively arranged on the outer sides of the first pair of joints and the second pair of joints, and a threaded ring is arranged on the outer side of one end of the second pair of joints through the second external thread, and the threaded ring is threadedly connected to the first external thread.
[0006] Preferably, the anti-bending structure also includes a connecting sleeve and a connecting plate, a connecting piece is installed on the outside of one end of the connecting sleeve, the connecting piece is fixed at the top and bottom of the first pair of joints, the connecting plate is installed at the top and bottom of the second pair of joints, and the connecting plate is inserted into the interior of the connecting sleeve.
[0007] Preferably, a section of photovoltaic wiring harness is arranged at the other end of the first pair of connectors, a docking guide rod is arranged inside one end of the first pair of connectors, a sealing rubber ring is installed at one end of the first pair of connectors, and the sealing rubber ring is located between the first pair of connectors and the second pair of connectors.
[0008] Preferably, the other end of the second pair of connectors is provided with a b-section photovoltaic harness.
[0009] Preferably, an insertion cylinder is provided inside one end of the second pair of joints, the insertion cylinder is used to be inserted into one end of the first pair of joints, a docking guide cylinder is provided inside the insertion cylinder, and the docking guide cylinder is connected to the docking guide rod.
[0010] Preferably, a mounting groove is provided at one end of the second pair of joints, a connecting spring is installed inside the mounting groove, a protective ring is provided at one end of the connecting spring, and the protective ring is located outside the insertion tube.
[0011] Compared with the prior art, the beneficial effects of the utility model are:
[0012] 1. When the first pair of joints and the second pair of joints in the utility model are butt-jointed, the threaded ring is rotated to the middle of the butt joint of the first pair of joints and the second pair of joints, and is threadedly connected with the first external thread. The butt joint of the first pair of joints and the second pair of joints is fixed by the threaded ring, and the connecting plate is inserted into the connecting sleeve, and the first pair of joints and the second pair of joints are further limited to ensure that the connection is not bent under pressure.
[0013] 2. In the utility model, when the first pair of joints and the second pair of joints are connected, the protective ring is pressed into the interior of the installation groove, and the connecting spring is compressed. When the second pair of joints are not connected, the protective ring is located on the outside of the insertion tube to protect the insertion tube from being squeezed and damaged on the outside, which makes the second pair of joints unusable. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a three-dimensional diagram of the utility model;
[0015] Figure 2 This is a schematic diagram of the first pair of joint structures of the utility model;
[0016] Figure 3 This is a schematic diagram of the second pair of joint structures of the utility model;
[0017] Figure 4 This is a schematic diagram of the protective ring structure of the utility model;
[0018] Figure 5 It is a schematic diagram of the connecting plate structure of the utility model.
[0019] In the figure: 1. first pair of joints; 2. section a photovoltaic wiring harness; 3. first external thread; 4. docking guide rod; 5. connector; 6. connecting sleeve; 7. sealing rubber ring; 8. second pair of joints; 9. second external thread; 10. threaded ring; 11. connecting plate; 12. insertion tube; 13. docking guide tube; 14. mounting groove; 15. protective ring; 16. connecting spring; 17. section b photovoltaic wiring harness. DETAILED DESCRIPTION
[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0021] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.
[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" 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 a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0023] See also Figure 1 , Figure 2 , Figure 3 and Figure 5 , an embodiment provided by the utility model: a photovoltaic wiring harness connection structure;
[0024] It includes a first pair of joints 1 and an anti-bending structure, one end of the first pair of joints 1 is butt-jointed with a second pair of joints 8, and the outer sides of the first pair of joints 1 and the second pair of joints 8 are provided with an anti-bending structure, which is used to prevent the photovoltaic wiring harness connection from being bent due to pressure, and the anti-bending structure includes a first external thread 3 and a second external thread 9, and the first external thread 3 and the second external thread 9 are respectively arranged on the outer sides of the first pair of joints 1 and the second pair of joints 8, a thread ring 10 is arranged on the outer side of one end of the second pair of joints 8 through the second external thread 9, and the thread ring 10 is threadedly connected with the first external thread 3, and the anti-bending structure also includes a connecting sleeve 6 and a connecting plate 11, a connecting piece 5 is installed on the outer side of one end of the connecting sleeve 6, and the connecting piece 5 is fixed on the top and bottom of the first pair of joints 1, and the connecting plate 11 is installed on the top and bottom of the second pair of joints 8, and the connecting plate 11 is inserted into the interior of the connecting sleeve 6;
[0025] When the photovoltaic wiring harness 2 of section a is connected with the photovoltaic wiring harness 17 of section b, the connection is made by docking the first pair of joints 1 and the second pair of joints 8. When the first pair of joints 1 and the second pair of joints 8 are docked, the threaded ring 10 is rotated to the middle of the docking point of the first pair of joints 1 and the second pair of joints 8, and is threadedly connected with the first external thread 3. The docking point of the first pair of joints 1 and the second pair of joints 8 is fixed by the threaded ring 10. At the same time, when the first pair of joints 1 and the second pair of joints 8 are docked, the connecting plate 11 will be inserted into the connecting sleeve 6, and the first pair of joints 1 and the second pair of joints 8 will be further limited to ensure that the connection will not be bent under pressure.
[0026] See also Figure 1 , Figure 3 and Figure 4 , an embodiment provided by the utility model: a photovoltaic wiring harness connection structure;
[0027] It includes a second pair of joints 8 and a protective ring 15, the other end of the first pair of joints 1 is provided with a section a photovoltaic harness 2, one end of the first pair of joints 1 is provided with a docking guide rod 4, one end of the first pair of joints 1 is installed with a sealing rubber ring 7, and the sealing rubber ring 7 is located between the first pair of joints 1 and the second pair of joints 8, the other end of the second pair of joints 8 is provided with a section b photovoltaic harness 17, one end of the second pair of joints 8 is provided with an insertion tube 12, the insertion tube 12 is used to be inserted into one end of the first pair of joints 1, the insertion tube 12 is provided with a docking guide tube 13, and the docking guide tube 13 is connected to the docking guide rod 4, one end of the second pair of joints 8 is provided with a mounting groove 14, a connecting spring 16 is installed inside the mounting groove 14, one end of the connecting spring 16 is provided with a protective ring 15, and the protective ring 15 is located on the outside of the insertion tube 12;
[0028] After the first pair of connectors 1 and the second pair of connectors 8 are docked, the sealing rubber ring 7 improves the sealing of the docking point, the insertion tube 12 and the docking guide tube 13 are inserted into the interior of the first pair of connectors 1, so that the docking guide tube 13 is connected to the docking guide rod 4, thereby completing the connection of the photovoltaic wiring harness, and the mounting groove 14 provides an installation position for the connecting spring 16, and also provides a storage position for the protective ring 15 when it is under pressure. When the first pair of connectors 1 and the second pair of connectors 8 are docked, the protective ring 15 is under pressure to enter the interior of the mounting groove 14, and the connecting spring 16 is compressed. When the second pair of connectors 8 are not docked, the protective ring 15 is located on the outside of the insertion tube 12 to protect the insertion tube 12 to prevent the insertion tube 12 from being squeezed and damaged on the outside, which makes the second pair of connectors 8 unusable.
[0029] Working principle: Before using the photovoltaic wiring harness connection structure, you should first check whether there are any problems that affect the use of the photovoltaic wiring harness connection structure. First, when two sections of photovoltaic wiring harnesses are connected and used, the first pair of connectors 1 and the second pair of connectors 8 are connected to make the photovoltaic wiring harnesses connected and used. During docking, in order to ensure the stability of the connection, the threaded ring 10 is rotated to move the threaded ring 10 to the middle connection position to stabilize the connection. At the same time, the connecting plate 11 will enter the connecting sleeve 6 to make the connection between the first pair of connectors 1 and the second pair of connectors 8 more stable.
[0030] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention, and any figure mark in the claims should not be regarded as limiting the claims involved.
Claims
1. A photovoltaic wiring harness connection structure, comprising a first pair of connectors (1), characterized in that: One end of the first pair of connectors (1) is butt-jointed with a second pair of connectors (8); an anti-bending structure is arranged on the outer sides of the first pair of connectors (1) and the second pair of connectors (8); the anti-bending structure is used to prevent bending of the photovoltaic wiring harness connection due to pressure; the anti-bending structure comprises a first external thread (3) and a second external thread (9); the first external thread (3) and the second external thread (9) are arranged on the outer sides of the first pair of connectors (1) and the second pair of connectors (8), respectively; a thread ring (10) is arranged on the outer side of one end of the second pair of connectors (8) via the second external thread (9); and the thread ring (10) is threadedly connected to the first external thread (3).
2. A photovoltaic wiring harness connection structure according to claim 1, characterized in that: The anti-bending structure further comprises a connecting sleeve (6) and a connecting plate (11); a connecting piece (5) is installed on the outer side of one end of the connecting sleeve (6); the connecting piece (5) is fixed on the top and bottom of the first pair of joints (1); the connecting plate (11) is installed on the top and bottom of the second pair of joints (8), and the connecting plate (11) is inserted into the interior of the connecting sleeve (6).
3. A photovoltaic wiring harness connection structure according to claim 1, characterized in that: The other end of the first pair of connectors (1) is provided with a section a of the photovoltaic wiring harness (2), one end of the first pair of connectors (1) is provided with a docking guide rod (4), one end of the first pair of connectors (1) is installed with a sealing rubber ring (7), and the sealing rubber ring (7) is located between the first pair of connectors (1) and the second pair of connectors (8).
4. A photovoltaic wiring harness connection structure according to claim 1, characterized in that: The other end of the second pair of connectors (8) is provided with a section b of photovoltaic wiring harness (17).
5. A photovoltaic wiring harness connection structure according to claim 4, characterized in that: An insertion tube (12) is arranged inside one end of the second joint (8), and the insertion tube (12) is used to be inserted into one end of the first joint (1). A docking guide tube (13) is arranged inside the insertion tube (12), and the docking guide tube (13) is connected to the docking guide rod (4).
6. A photovoltaic wiring harness connection structure according to claim 5, characterized in that: One end of the second pair of joints (8) is provided with a mounting groove (14), a connecting spring (16) is installed inside the mounting groove (14), one end of the connecting spring (16) is provided with a protective ring (15), and the protective ring (15) is located outside the insertion tube (12).