B1-level environment-friendly control cable

Abstract

The utility model relates to the technical field of control cables, and discloses a B1-level environment-friendly control cable which comprises a cable body and a connecting assembly, the connecting assembly comprises a first connector and a second connector, and the first connector and the second connector are fixedly connected to the two ends of the cable body respectively. The end portion of the first connector is provided with a plugging groove, the center of the plugging groove is provided with a conductive column, the end portion of the second connector is provided with a plugging block, the center of the plugging block is provided with a conductive groove, the side wall of the plugging groove is provided with a sliding block, the side wall of the plugging block is provided with a sliding groove, and the inner wall of the sliding groove is provided with a locking hole. A cavity is formed in the sliding block, and a locking assembly is arranged in the cavity. According to the utility model, through the arrangement of the connecting assembly, when the cable is connected, only the first connector and the second connector need to be butted and inserted, so that the connection of the cable is facilitated, and the stability of the cable joint is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of control cables, in particular to a B1-class environmentally friendly control cable. Background Art

[0002] With the rapid development of the national economy, the use and scope of wires and cables are increasing. In recent years, power plants, smelting, petrochemical industries and other industries have seen a huge demand for control cables. In terms of cable design, control cables are generally suitable for industrial and mining enterprises, energy and transportation departments, and are used for control and protection lines with AC rated voltages below 450 / 750 volts. These PVC-insulated and PVC-sheathed control cables are used in various applications, such as control and protection lines.

[0003] The existing Chinese patent with the announcement number CN217280141U discloses a Class B1 environmentally friendly control cable, including a core unit, an outer filling layer and a cable sheath. The cable sheath is provided with multiple core units, which are symmetrically arranged around each other. The contact surface between adjacent core units is flat, and a reinforcing core wire is provided in the middle. The reinforcing core wire is made of multiple strands of steel wire and adopts high-performance steel wire rope with a tensile strength exceeding 2060MPa. The cross-section of the core unit is non-circular. The inner wall of the cable sheath is provided with an outer shielding layer, which is a tinned copper wire braided shielding mesh. An outer filling layer is provided between the outer shielding layer and the outer walls of the multiple core units, which is a mixed layer of filling rope and inorganic filling material. The core unit includes an insulating outer layer, an inner cable core, an inner insulating layer and a ceramic silicone layer. The inner insulating layer is provided on the outer periphery of the cable core; the ceramic silicone layer is provided on the outer periphery of the inner insulating layer; and the inner shielding layer is provided on the outer periphery of the ceramic silicone layer, which is a metal braided mesh or a metal wrapped shielding layer.

[0004] With respect to the above-mentioned related technologies, the inventors have found that there are at least the following problems in the technology: existing cables are usually connected by wrapping tape, which is cumbersome to operate, and the stability of the cable connection is not high, which can easily lead to disconnection and connection failure.

[0005] Therefore, how to design a B1 grade environmentally friendly control cable has become a problem that we need to solve at present. Utility Model Content

[0006] (1) Technical problems solved

[0007] In view of the deficiencies in the prior art, the present invention provides a Class B1 environmentally friendly control cable to solve the problems mentioned in the above background technology.

[0008] (2) Technical solution

[0009] To achieve the above objectives, the present invention provides the following technical solutions: a Class B1 environmentally friendly control cable, comprising a cable body and a connecting assembly, wherein the connecting assembly comprises a first connector and a second connector, wherein the first connector and the second connector are fixedly connected to two ends of the cable body, respectively, an end of the first connector is provided with a plug-in slot, a center of the plug-in slot is provided with a conductive column, and an end of the second connector is provided with a plug-in block, a center of the plug-in block is provided with a conductive slot;

[0010] The side wall of the plug slot is provided with a slider, the side wall of the plug block is provided with a slide slot, the inner wall of the slide slot is provided with a locking hole, the interior of the slider is provided with a cavity, and the cavity is provided with a locking component.

[0011] Preferably, the locking assembly includes a screw, a cross nut, a connecting plate and a locking rod. The screw is rotatably installed in the cavity, the cross nut is fixedly connected to one end of the screw, the connecting plate is sleeved on the screw and threadedly connected to the screw, the locking rod is fixedly connected to the connecting plate, and one end of the locking rod extends into the locking hole.

[0012] Preferably, an accommodating groove is provided on the outer side wall of the first connector, and the cross nut is embedded in the accommodating groove.

[0013] Preferably, guide rods are provided on both sides of the screw rod, the guide rods are fixedly connected in the cavity, and the connecting plate is slidably sleeved on the guide rods.

[0014] Preferably, guide pillars are fixedly connected to both sides of the conductive pillars inside the plug-in slot, guide grooves are formed on both sides of the plug-in block located on the conductive slot, and rubber sleeves are fixedly connected to the inner walls of the guide grooves.

[0015] Preferably, a sealing ring is embedded around the plug-in block located at the conductive slot.

[0016] Preferably, the outer surfaces of the first connector and the second connector are both provided with anti-slip grooves.

[0017] (3) Beneficial effects

[0018] The utility model provides a B1-class environmentally friendly control cable with the following beneficial effects:

[0019] First: by setting up a connecting component, when connecting the cable, you only need to dock the first connector and the second connector, insert the plug-in block into the plug-in slot, and at the same time drive the conductive column into the conductive slot for conductive connection. The slider slides along the slide slot and can be locked by the locking component, thereby facilitating the connection of the cable and improving the stability of the cable connection.

[0020] Secondly, by setting up a locking component, when the plug-in block is fully inserted into the plug-in slot, a screwdriver can be used to rotate the cross nut, so that the cross nut drives the screw to rotate, and the screw drives the connecting plate to slide along the guide rod, so that the connecting plate drives the locking rod to be inserted into the locking hole to complete the connection. The operation is convenient and solves the problem that the cable connection is easily disconnected and the connection fails. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 This is a schematic structural diagram of the second connector of the present invention;

[0023] Figure 3 This is a cross-sectional view of the connection structure of the first connector and the second connector of the present invention.

[0024] In the figure: 1. Cable body; 2. First connector; 21. Plug-in slot; 22. Conductive column; 23. Slider; 24. Locking assembly; 241. Screw; 242. Cross nut; 243. Connecting plate; 244. Locking rod; 245. Guide rod; 25. Receiving slot; 26. Guide column; 3. Second connector; 31. Plug-in block; 32. Conductive slot; 33. Slide; 34. Locking hole; 35. Guide slot; 36. Rubber sleeve; 37. Sealing ring. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0026] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like to indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying 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 operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0027] In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0028] like Figure 1-3 As shown, the utility model provides a technical solution: a B1-level environmentally friendly control cable, including a cable body 1 and a connecting assembly, the connecting assembly including a first connector 2 and a second connector 3, the first connector 2 and the second connector 3 are respectively fixedly connected to the two ends of the cable body 1, and the outer surfaces of the first connector 2 and the second connector 3 are provided with anti-slip grooves. By providing the anti-slip grooves, the first connector 2 and the second connector 3 are conveniently inserted and installed, a plug-in groove 21 is provided at the end of the first connector 2, a conductive column 22 is provided at the center of the plug-in groove 21, a plug-in block 31 is provided at the end of the second connector 3, a conductive groove 32 is provided at the center of the plug-in block 31, a slider 23 is provided on the side wall of the plug-in groove 21, a slide groove 33 is provided on the side wall of the plug-in block 31, a locking hole 34 is provided on the inner wall of the slide groove 33, a cavity is provided inside the slider 23, and a locking assembly 24 is provided in the cavity. By setting up the connection component, when connecting the cable, it is only necessary to dock the first connector 2 and the second connector 3, insert the plug-in block 31 into the plug-in slot 21, and at the same time drive the conductive column 22 into the conductive slot 32 for conductive connection, and the slider 23 slides along the slide slot 33 and can be locked by the locking component 24, thereby facilitating the connection of the cable and improving the stability of the cable connection.

[0029] Specifically, refer to Figure 3 The locking assembly 24 includes a screw 241, a cross nut 242, a connecting plate 243 and a locking rod 244. The screw 241 is rotatably installed in the cavity, the cross nut 242 is fixedly connected to one end of the screw 241, the connecting plate 243 is sleeved on the screw 241 and is threadedly connected to the screw 241, the locking rod 244 is fixedly connected to the connecting plate 243, and one end of the locking rod 244 extends into the locking hole 34; guide rods 245 are provided on both sides of the screw 241, and the guide rods 245 are fixedly connected In the cavity, the connecting plate 243 is slidably sleeved on the guide rod 245. By setting the locking component 24, when the plug-in block 31 is fully inserted into the plug-in slot 21, a screwdriver can be used to rotate the cross nut 242, so that the cross nut 242 drives the screw rod 241 to rotate, and the screw 241 drives the connecting plate 243 to slide along the guide rod 245, so that the connecting plate 243 drives the locking rod 244 to be inserted into the locking hole 34, completing the connection. The operation is convenient, and the problem of easy disconnection and connection failure at the cable connection is solved.

[0030] Furthermore, a receiving groove 25 is provided on the outer wall of the first connector 2, and the cross nut 242 is embedded in the receiving groove 25. By providing the receiving groove 25, the cross nut 242 can be accommodated to prevent the cross nut 242 from protruding and being hit.

[0031] Reference Figure 1 and Figure 2 , guide posts 26 are fixedly connected on both sides of the conductive post 22 inside the plug-in slot 21, and guide grooves 35 are opened on both sides of the conductive slot 32 of the plug-in block 31. The inner wall of the guide groove 35 is fixedly connected with a rubber sleeve 36. By setting the guide post 26, the guide groove 35 and the rubber sleeve 36, the guide post 26 can be aligned with the guide groove 35 during insertion, which is convenient for guiding connection, and the rubber sleeve 36 can increase the friction force on the guide post 26, making the insertion of the guide post 26 more stable.

[0032] Furthermore, a sealing ring 37 is embedded in the plug-in block 31 around the conductive slot 32 . The sealing ring 37 can improve the sealing performance around the connection between the conductive column 22 and the conductive slot 32 .

[0033] The working process of the present invention is as follows: by setting a connection component, when connecting the cable, it is only necessary to dock and plug the first connector 2 and the second connector 3, so that the plug-in block 31 is inserted into the plug-in slot 21, and at the same time drive the conductive column 22 to be inserted into the conductive slot 32 for conductive connection, and the slider 23 slides along the slide slot 33. When the plug-in block 31 is fully inserted into the plug-in slot 21, a screwdriver can be used to rotate the cross nut 242, so that the cross nut 242 drives the screw rod 241 to rotate, so that the screw 241 drives the connecting plate 243 to slide along the guide rod 245, so that the connecting plate 243 drives the locking rod 244 to be inserted into the locking hole 34, and the connection is completed, which facilitates the connection of the cable, improves the stability of the cable connection, and solves the problem that the cable connection is easily disconnected and the connection fails.

[0034] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0035] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A Class B1 environmentally friendly control cable, comprising a cable body (1) and a connecting assembly, characterized in that: The connecting assembly comprises a first connector (2) and a second connector (3), wherein the first connector (2) and the second connector (3) are fixedly connected to two ends of the cable body (1), respectively; a plug-in slot (21) is provided at the end of the first connector (2), a conductive column (22) is provided at the center of the plug-in slot (21), and a plug-in block (31) is provided at the end of the second connector (3), and a conductive slot (32) is provided at the center of the plug-in block (31); The side wall of the plug-in slot (21) is provided with a slider (23), the side wall of the plug-in block (31) is provided with a slide groove (33), the inner wall of the slide groove (33) is provided with a locking hole (34), the interior of the slider (23) is provided with a cavity, and the cavity is provided with a locking component (24).

2. The B1-level environmentally friendly control cable according to claim 1, characterized in that: The locking assembly (24) comprises a screw rod (241), a cross nut (242), a connecting plate (243) and a locking rod (244); the screw rod (241) is rotatably mounted in the cavity; the cross nut (242) is fixedly connected to one end of the screw rod (241); the connecting plate (243) is sleeved on the screw rod (241) and threadedly connected to the screw rod (241); the locking rod (244) is fixedly connected to the connecting plate (243), and one end of the locking rod (244) extends into the locking hole (34).

3. The B1-level environmentally friendly control cable according to claim 2, characterized in that: An accommodating groove (25) is provided on the outer side wall of the first connector (2), and the cross nut (242) is embedded in the accommodating groove (25).

4. The B1-level environmentally friendly control cable according to claim 2, characterized in that: Guide rods (245) are provided on both sides of the screw rod (241), the guide rods (245) are fixedly connected in the cavity, and the connecting plate (243) is slidably sleeved on the guide rods (245).

5. The B1-level environmentally friendly control cable according to claim 1, characterized in that: Guide columns (26) are fixedly connected on both sides of the conductive column (22) inside the plug-in slot (21), and guide slots (35) are opened on both sides of the conductive slot (32) of the plug-in block (31), and the inner wall of the guide slot (35) is fixedly connected to a rubber sleeve (36).

6. The B1-level environmentally friendly control cable according to claim 1, characterized in that: The plug-in block (31) is located around the conductive groove (32) and is embedded with a sealing ring (37).

7. The B1-level environmentally friendly control cable according to claim 1, characterized in that: The outer surfaces of the first connector (2) and the second connector (3) are both provided with anti-slip grooves.

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