Cable convenient for mutual butt joint

Abstract

The utility model discloses a cable convenient for mutual butt joint, which comprises a first cable and a second cable, one end of the first cable is fixedly provided with a plug, the outer side of the plug is fixedly sleeved with a sealing rubber ring, the outer side of the plug is fixedly provided with a plurality of clamping columns, the outer ends of the clamping columns are fixedly provided with arc-shaped clamping plates, and the arc-shaped clamping plates are fixedly connected with the plug. A plurality of external electric columns II are fixedly mounted on the outer side of the plug; through the arrangement of the mica layer and the braided reinforcing ribs, the braided reinforcing ribs increase the tensile capacity for the supporting wrapping layer and the internal cable core and increase the strength of the cable, and the mica layer has excellent high-temperature resistance, can maintain the stability of physical and electrical performance in a high-temperature environment, provides a good insulation effect, prevents current leakage, and improves the service life of the cable. The mechanical strength of the cable is enhanced, the damage of external pressure and stretching to the internal structure of the cable is reduced, the cable is not easy to damage in a plugging use scene, the structural strength is enhanced, and the service life is indirectly prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of cable accessories, in particular to a cable that is convenient for mutual docking. Background Technique

[0002] Cables are a general term for items such as optical cables and electric cables. Cables have many uses, mainly for controlling installation, connecting devices, transmitting electricity and other multiple functions, and are a common and indispensable thing in daily life. Since the cable is charged, the installation needs to be particularly cautious. Cables are mainly processed from pvc plastic particles for sheath insulation and various specifications of copper wires are stranded into cables.

[0003] During the use of cables, some cable usage scenarios require cable connectors for connection and plugging. When the existing cables are docked and plugged, a clamping structure is usually adopted. Although this method can facilitate docking and plugging, there are problems that for larger-sized cables, due to the elastic limit of the material, the deformation position of the clamping is small, resulting in inconvenient docking, and the clamping structure is easily damaged during hard plugging. Based on this, a cable that is convenient for mutual docking is proposed. Content of the Utility Model

[0004] The purpose of the utility model is to provide a cable that is convenient for mutual docking, so as to solve the problems raised in the above background technique.

[0005] To achieve the above object, the utility model provides the following technical solution: A cable that is convenient for mutual docking, including a first cable and a second cable. One end of the first cable is fixedly installed with a plug. A sealing rubber ring is fixedly sleeved on the outer side of the plug. A plurality of clamping columns are fixedly installed on the outer side of the plug. An arc-shaped clamping plate is fixedly installed at the outer end of the clamping column. A plurality of external electric columns II are fixedly installed on the outer side of the plug. A plurality of internal electric columns II are fixedly installed on the outer side of the plug. A middle electric column II is fixedly installed on the outer side of the plug. A plurality of insulating rubber columns are fixedly installed on the outer side of the plug. A backing plate is fixedly installed at the end of the insulating rubber column far from the plug. One end of the second cable is fixedly installed with a socket. A clamping ring is fixedly installed on the side of the socket far from the second cable. A plurality of n-shaped clamping grooves are formed on the outer side of the clamping ring. A rubber pad is fixedly installed on the side of the socket far from the second cable. A plurality of external electric columns I are fixedly installed on the side of the socket far from the second cable. A plurality of internal electric columns I are fixedly installed on the side of the socket far from the second cable. A middle electric column I is fixedly installed on the side of the socket far from the second cable. An insulating ring I is fixedly installed on the side of the socket far from the second cable. An insulating ring II is fixedly installed on the side of the socket far from the second cable. A plurality of limiting grooves are formed inside the insulating ring II. The first cable includes an outer insulating layer. A mica layer is fixedly installed inside the outer insulating layer. A support and wrapping layer is fixedly installed inside the mica layer. A plurality of outer cable cores are fixedly installed inside the support and wrapping layer. A plurality of braided reinforcing ribs are fixedly installed inside the support and wrapping layer. A plurality of inner cable cores are fixedly installed inside the support and wrapping layer. A middle cable core is fixedly installed in the middle of the support and wrapping layer. Sealing rubber cones are fixedly installed on the outer sides of both the plug and the socket.

[0006] Preferably, the clamping column fixedly penetrates through the sealing rubber ring and extends to the outside of the sealing rubber ring. The clamping columns are evenly distributed in a circumferential manner on the outer side of the plug. The specification and dimension of the arc-shaped clamping plate are adapted to those of the socket.

[0007] Preferably, the internal electric columns II, the external electric columns II, and the insulating rubber columns are all evenly distributed in a circumferential manner on the outer side of the plug. The external electric columns I and the internal electric columns I are both evenly distributed in a circumferential manner on the outer side of the socket.

[0008] Preferably, the n-shaped clamping grooves are evenly distributed in a circumferential manner on the outer side of the clamping ring. The specification and dimension of the n-shaped clamping groove are adapted to those of the clamping column. The specification and dimension of the clamping ring are adapted to those of the sealing rubber ring and the plug.

[0009] Preferably, the insulating ring I is located outside the middle electric column I. The insulating ring II is located outside the internal electric column I. The rubber pad is located outside the external electric column I. The specification and dimension of the limiting groove are adapted to those of the insulating rubber column and the backing plate.

[0010] Preferably, the outer cable core, the braided reinforcing rib and the inner cable core are all evenly distributed in a circle inside the support and wrapping layer. One end of the outer cable core is electrically connected to one end of the external electric post two, one end of the inner cable core is electrically connected to one end of the internal electric post two, and one end of the middle cable core is electrically connected to one end of the middle electric post two.

[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows: When this structure is in use, after an operator connects the first cable and the second cable to an electrical device and docks them through a plug and a socket, the plug and the sealing rubber ring are inserted inside the snap ring. At this time, the clamping post is docked with the opening at one end of the n-shaped card slot, and the insulating rubber post and the backing plate are docked with one end inside the limiting slot. Then, the plug is squeezed into the inside of the snap ring, so that the insulating rubber post and the backing plate squeeze the inside of the limiting slot, one side of the plug squeezes the rubber pad, and the first insulating ring and the second insulating ring are inserted into the opposite sides of the middle electric post two, the internal electric post two and the external electric post two. Then, the plug is rotated to make the clamping post move inside the n-shaped card slot. After being fixed, the external electric post one, the internal electric post one and the middle electric post one are in contact and conduct electricity with the middle electric post two, the internal electric post two and the external electric post two. The overall structure is stable in use, simple and easy to operate, not easily damaged, convenient for the installation of cable docking, improves efficiency, and indirectly extends the service life.

[0012] Through the provided mica layer and braided reinforcing rib, during the use of the cable, the braided reinforcing rib increases the tensile strength of the support and wrapping layer and the internal cable core, increases the strength of the cable. The mica layer has excellent high-temperature resistance characteristics, can maintain the stability of its physical and electrical properties in a high-temperature environment, provides good insulation effect, prevents current leakage, enhances the mechanical strength of the cable, reduces the damage to the internal structure of the cable caused by external pressure and tension, makes the cable not easily damaged in the plugging and unplugging use scenario, increases the structural strength and indirectly extends the service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a front view three-dimensional external structure schematic diagram of the present utility model.

[0014] Figure 2 It is a front view three-dimensional external structure schematic diagram of the second cable of the present utility model.

[0015] Figure 3 It is a rear view three-dimensional external structure schematic diagram of the first cable of the present utility model.

[0016] Figure 4 It is a cross-sectional internal structure schematic diagram of the first cable of the present utility model.

[0017] In the figure: 1. First cable; 101. Outer insulation layer; 102. Outer cable core; 103. Braided reinforcing rib; 104. Inner cable core; 105. Middle cable core; 106. Support wrapping layer; 107. Mica layer; 2. Second cable; 3. Plug; 4. Socket; 5. Sealant cone; 6. Clamping post; 7. Arc-shaped clamping plate; 8. Sealing rubber ring; 9. N-shaped card slot; 10. Snap ring; 11. Rubber pad; 12. First external electric post; 13. First internal electric post; 14. First middle electric post; 15. First insulating ring; 16. Second insulating ring; 17. Limit slot; 18. Second middle electric post; 19. Second internal electric post; 20. Second external electric post; 21. Insulating rubber post; 22. Backing plate. Specific implementation mode

[0018] The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0019] Please refer to Figures 1 - 4, the present utility model provides a technical solution: a cable that is convenient for mutual docking, including a first cable 1 and a second cable 2. One end of the first cable 1 is fixedly installed with a plug 3. An outer sealing rubber ring 8 is fixedly sleeved on the outer side of the plug 3. A number of clamping columns 6 are fixedly installed on the outer side of the plug 3. An arc-shaped clamping plate 7 is fixedly installed at the outer end of the clamping column 6. A number of external electric columns two 20 are fixedly installed on the outer side of the plug 3. A number of internal electric columns two 19 are fixedly installed on the outer side of the plug 3. A middle electric column two 18 is fixedly installed on the outer side of the plug 3. A number of insulating rubber columns 21 are fixedly installed on the outer side of the plug 3. A backing plate 22 is fixedly installed at one end of the insulating rubber column 21 away from the plug 3. One end of the second cable 2 is fixedly installed with a socket 4. A clamping ring 10 is fixedly installed on the side of the socket 4 away from the second cable 2. A number of n-shaped clamping grooves 9 are opened on the outer side of the clamping ring 10. A rubber pad 11 is fixedly installed on the side of the socket 4 away from the second cable 2. A number of external electric columns one 12 are fixedly installed on the side of the socket 4 away from the second cable 2. A number of internal electric columns one 13 are fixedly installed on the side of the socket 4 away from the second cable 2. A middle electric column one 14 is fixedly installed on the side of the socket 4 away from the second cable 2. An insulating ring one 15 is fixedly installed on the side of the socket 4 away from the second cable 2. An insulating ring two 16 is fixedly installed on the side of the socket 4 away from the second cable 2. A number of limiting grooves 17 are opened inside the insulating ring two 16. The first cable 1 includes an outer insulating layer 101. A mica layer 107 is fixedly installed inside the outer insulating layer 101. A support and wrapping layer 106 is fixedly installed inside the mica layer 107. A number of outer cable cores 102 are fixedly installed inside the support and wrapping layer 106. A number of braided reinforcing ribs 103 are fixedly installed inside the support and wrapping layer 106. A number of inner cable cores 104 are fixedly installed inside the support and wrapping layer 106. A middle cable core 105 is fixedly installed in the middle part of the support and wrapping layer 106. Sealing rubber cones 5 are fixedly installed on the outer sides of both the plug 3 and the socket 4.

[0020] Working principle of the above technical solution: During use, after an operator connects the first cable 1 and the second cable 2 to an electrical device and docks them through the plug 3 and the socket 4, the plug 3 and the sealing rubber ring 8 are inserted inside the snap ring 10. At this time, the clamping post 6 is docked with the opening at one end of the n-shaped slot 9, and the insulating rubber post 21 and the backing plate 22 are docked with one end inside the limiting slot 17. Then, the plug 3 is squeezed into the inside of the snap ring 10, so that the insulating rubber post 21 and the backing plate 22 squeeze the inside of the limiting slot 17, one side of the plug 3 squeezes the rubber pad 11, and the first insulating ring 15 and the second insulating ring 16 are inserted on the opposite sides of the middle connecting post two 18, the inner connecting post two 19, and the outer connecting post two 20. Then, the plug 3 is rotated to make the clamping post 6 move inside the n-shaped slot 9. After being fixed, the outer connecting post one 12, the inner connecting post one 13, and the middle connecting post one 14 are in contact and conduct electricity with the middle connecting post two 18, the inner connecting post two 19, and the outer connecting post two 20. The overall structure is stable in use, simple and easy to operate, not easily damaged, convenient for the installation of cable docking, improves efficiency, indirectly extends the service life, and through the provided mica layer 107 and braided reinforcing ribs 103, during the use of the cable, the braided reinforcing ribs 103 increase the tensile strength for the support wrapping layer 106 and the internal cable core, increase the strength of the cable. The mica layer 107 has excellent high-temperature resistance characteristics, can maintain the stability of its physical and electrical properties in a high-temperature environment, provide good insulation effects, prevent current leakage, enhance the mechanical strength of the cable, reduce the damage to the internal structure of the cable caused by external pressure and tension, make the cable not easily damaged in the plugging and unplugging use scenario, increase the structural strength, and indirectly extend the service life.

[0021] In another embodiment, as Figures 1 - 3 shown, the clamping post 6 is fixedly penetrated through the sealing rubber ring 8 and extends to the outside of the sealing rubber ring 8. The clamping posts 6 are evenly distributed in a circle on the outside of the plug 3. The specifications and dimensions of the arc-shaped clamping plate 7 are adapted to the specifications and dimensions of the socket 4.

[0022] The clamping post 6 is convenient for clamping and limiting inside the n-shaped slot 9, facilitating stable docking. The arc-shaped clamping plate 7 fits on the outside of the snap ring 10 during docking, facilitating stable fitting and fixing, reducing looseness. The sealing rubber ring 8 seals between the snap ring 10 and the plug 3, reducing the entry of dust and achieving airtightness, which is convenient for increasing the service life.

[0023] In another embodiment, as Figures 1 - 3 shown, the inner connecting post two 19, the outer connecting post two 20, and the insulating rubber posts 21 are all evenly distributed in a circle on the outside of the plug 3. The outer connecting post one 12 and the inner connecting post one 13 are both evenly distributed in a circle on the outside of the socket 4.

[0024] The middle connection post two 18, the inner connection post two 19, and the outer connection post two 20 are elastic connection posts, which can better adapt to the insertion and extraction of the plug 3, reduce the wear during the plugging and unplugging process, extend the service life, provide a certain contact pressure, ensure good electrical contact performance, reduce the contact resistance, improve the stability of electrical conduction, can have elastic deformation, facilitate the process of fitting and inserting for docking, and have electrical conductivity, similar to elastic contact connection posts, elastic conductive posts or elastic electrical connection posts, etc., and a sleeve structure with a conductive spring inside, which is convenient to realize the function of elastic electrical conduction and is convenient to make electrical contact docking with the outer connection post one 12, the inner connection post one 13, and the middle connection post one 14.

[0025] In another embodiment, as Figures 1 - 3 shown, the n-shaped card slots 9 are evenly distributed in a circle on the outer side of the snap ring 10. The specification dimensions of the n-shaped card slots 9 are adapted to the specification dimensions of the card posts 6, and the specification dimensions of the snap ring 10 are adapted to the specification dimensions of the sealing rubber ring 8 and the plug 3.

[0026] The n-shaped card slots 9 provide a sliding card slot position for the card posts 6, and the snap ring 10 provides a tightly sleeved function for the sealing rubber ring 8 and the plug 3, increasing the use effect of the structure, making the overall use stable, and increasing the sealing performance and the structural connection strength.

[0027] In another embodiment, as Figures 1 - 3 shown, the insulating ring one 15 is located on the outer side of the middle connection post one 14, the insulating ring two 16 is located on the outer side of the inner connection post one 13, the rubber pad 11 is located on the outer side of the outer connection post one 12, and the specification dimensions of the limiting groove 17 are adapted to the specification dimensions of the insulating rubber post 21 and the backing plate 22.

[0028] The insulating ring one 15 and the insulating ring two 16 separate the outer connection post one 12, the inner connection post one 13, and the middle connection post one 14, increasing the protection effect during electrical connection. The limiting groove 17 provides a sliding position for the insulating rubber post 21 and the backing plate 22, facilitating the sliding position during rotation, and applying a weak elastic force to cooperate with the rubber pad 11 to keep the structural docking stable and play a role in separating from the insulating ring two 16, facilitating use.

[0029] In another embodiment, as Figures 1 - 4 shown, the outer cable core 102, the braided reinforcing rib 103, and the inner cable core 104 are all evenly distributed in a circle inside the support wrapping layer 106. One end of the outer cable core 102 is electrically connected to one end of the outer connection post two 20, one end of the inner cable core 104 is electrically connected to one end of the inner connection post two 19, and one end of the middle cable core 105 is electrically connected to one end of the middle connection post two 18.

[0030] The structure of the second cable 2 is the same as that of the first cable 1. For example, one end of the outer cable core 102 inside the second cable 2 is electrically connected to one end of the external electric post 12, one end of the inner cable core 104 is electrically connected to one end of the internal electric post 13, and one end of the middle cable core 105 is electrically connected to one end of the middle electric post 14, which is convenient for electrical connection and conduction.

[0031] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A cable that is easy to connect to each other, comprising a first cable (1) and a second cable (2), characterized in that: A plug (3) is fixedly mounted on one end of the first cable (1), a sealing rubber ring (8) is fixedly sleeved on the outer side of the plug (3), a plurality of clamping columns (6) are fixedly mounted on the outer side of the plug (3), an arc-shaped clamping plate (7) is fixedly mounted on the outer end of the clamping column (6), a plurality of external electric posts (20) are fixedly mounted on the outer side of the plug (3), a plurality of internal electric posts (19) are fixedly mounted on the outer side of the plug (3), a middle electric post (18) is fixedly mounted on the outer side of the plug (3), and a plurality of insulating rubber posts are fixedly mounted on the outer side of the plug (3). (21), a pad (22) is fixedly installed on one end of the insulating rubber column (21) away from the plug (3), a socket (4) is fixedly installed on one end of the second cable (2), a clamping ring (10) is fixedly installed on the side of the socket (4) away from the second cable (2), a plurality of n-shaped clamping grooves (9) are provided on the outer side of the clamping ring (10), a rubber pad (11) is fixedly installed on the side of the socket (4) away from the second cable (2), a plurality of external electric posts (12) are fixedly installed on the side of the socket (4) away from the second cable (2), and the socket (4) is fixedly installed on the side away from the second cable (2). A plurality of inner connection poles (13) are fixedly mounted on one side of the second cable (2); a middle connection pole (14) is fixedly mounted on the side of the socket (4) away from the second cable (2); an insulating ring (15) is fixedly mounted on the side of the socket (4) away from the second cable (2); a second insulating ring (16) is fixedly mounted on the side of the socket (4) away from the second cable (2); a plurality of limiting grooves (17) are formed inside the second insulating ring (16); the first cable (1) comprises an outer insulating layer (101); a mica is fixedly mounted on the inner side of the outer insulating layer (101); A mica layer (107) is provided, a supporting wrapping layer (106) is fixedly installed on the inner side of the mica layer (107), a plurality of outer cable cores (102) are fixedly installed inside the supporting wrapping layer (106), a plurality of braided reinforcing ribs (103) are fixedly installed inside the supporting wrapping layer (106), a plurality of inner cable cores (104) are fixedly installed inside the supporting wrapping layer (106), a middle cable core (105) is fixedly installed in the middle of the supporting wrapping layer (106), and a sealing cone (5) is fixedly installed on the outer sides of the plug (3) and the socket (4).

2. A cable that is easy to connect to each other according to claim 1, characterized in that: The clamping column (6) is fixedly passed through the sealing rubber ring (8) and extends to the outside of the sealing rubber ring (8); the clamping column (6) is evenly distributed on the outside of the plug (3) in a circular shape; and the specifications and dimensions of the arc-shaped clamping plate (7) are compatible with the specifications and dimensions of the socket (4).

3. A cable that is easy to connect to each other according to claim 1, characterized in that: The second internal electric post (19), the second external electric post (20) and the insulating rubber post (21) are all evenly distributed on the outside of the plug (3) in a circumferential manner, and the first external electric post (12) and the first internal electric post (13) are all evenly distributed on the outside of the socket (4) in a circumferential manner.

4. A cable that is easy to connect to each other according to claim 1, characterized in that: The n-shaped grooves (9) are evenly distributed on the outer side of the clamping ring (10) in a circumferential manner, the specifications and dimensions of the n-shaped grooves (9) are compatible with the specifications and dimensions of the clamping column (6), and the specifications and dimensions of the clamping ring (10) are compatible with the specifications and dimensions of the sealing rubber ring (8) and the plug (3).

5. The cable that is easy to connect to each other according to claim 1, characterized in that: The insulating ring 1 (15) is located on the outside of the middle electric pole 1 (14), the insulating ring 2 (16) is located on the outside of the inner electric pole 1 (13), the rubber pad (11) is located on the outside of the outer electric pole 1 (12), and the specification and size of the limiting groove (17) are compatible with the specification and size of the insulating rubber pole (21) and the pad (22).

6. A cable that is easy to connect to each other according to claim 1, characterized in that: The outer cable core (102), the braided reinforcement ribs (103) and the inner cable core (104) are all evenly distributed in a circular shape inside the supporting wrapping layer (106); one end of the outer cable core (102) is electrically connected to one end of the second external electric pole (20); one end of the inner cable core (104) is electrically connected to one end of the second internal electric pole (19); and one end of the middle cable core (105) is electrically connected to one end of the second middle electric pole (18).

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