Cable insulation repairing device
By designing a cable insulation repair device, the problems of long time and uneven insulation in traditional repair methods are solved, and multiple wire cores are repaired at the same time and uniform insulation distribution are achieved, which improves the repair efficiency and insulation performance.
Patent Information
- Application Number
- CN202421707568.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-18
- Publication Date
- 2025-06-06
- Estimated Expiration
- 2034-07-18
AI Technical Summary
The traditional method of repairing insulation faults of multiple cores of low-voltage three-phase four-wire cables has a problem of long time and uneven insulation sealant.
A cable insulation repair device is designed, including multiple wire core channels and intermediate parts. The wire core channels are arranged around the intermediate parts, and the outer skin opening of the wire core channel is opened on one side. It is suitable for repairing multiple wire cores at the same time, and ensuring insulation performance through technical means such as uniform distribution of insulating sealant and blocking of flame retardant fibers.
It realizes the repair of multiple wire cores simultaneously, reduces repair time, ensures uniform distribution of insulation materials, improves insulation performance and load strength, and reduces costs.
Smart Images
Figure CN222953630U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of cable repair, in particular to a cable insulation repair device. Background Art
[0002] When the insulation of multiple cores of a low-voltage three-phase four-wire cable fails, the traditional repair method is to find the damaged point, confirm that the cable core is not damaged, peel off the outer sheath of the damaged core, use insulating material to wrap the single core one by one, or use insulating sealant to apply to the core, and finally use waterproof material for sealing and repair.
[0003] The traditional method of repairing multiple core faults in low-voltage three-phase four-wire cables has the following problems:
[0004] Repairing individual wire cores one by one takes a long time.
[0005] When using insulating sealant to coat the wire core, the insulating sealant may not be applied evenly and the insulation strength may not meet the standard requirements in some areas. Utility Model Content
[0006] The technical problem to be solved by the utility model is to provide a cable insulation repairing device in view of the deficiencies in the prior art.
[0007] The utility model solves the above-mentioned technical problem with the following technical solution: a cable insulation repair device, comprising: a plurality of wire core channels and a middle portion, wherein the plurality of wire core channels are arranged around the middle portion, and a wire core channel outer skin opening is opened on one side of the plurality of wire core channels.
[0008] The beneficial effects of the technical solution of the utility model are: when repairing the insulation of a low-voltage three-phase four-wire cable, multiple cores can be repaired at the same time, reducing the repair time. When the insulating sealant is applied to the core, the insulating material can be evenly distributed along the core. The setting of the opening of the core channel outer skin can open the core channel outer skin and install the core into the core channel.
[0009] Furthermore, the plurality of wire core channels are all connected to the middle portion.
[0010] The beneficial effect of adopting the above further technical solution is that it is convenient for the middle part to stably support multiple wire core channels, thereby improving the load strength of the cable insulation repair device.
[0011] Furthermore, a plurality of the wire core channels are arranged around the middle portion at equal intervals.
[0012] The beneficial effect of adopting the above further technical solution is that the spacing between two adjacent wire core channels is made the same, which facilitates the regularity of the wire cores.
[0013] Furthermore, the middle portion is a solid structure, and the wire core channel is a cylindrical structure.
[0014] The beneficial effects of adopting the above further technical solution are: the middle part is a solid structure, which improves the insulation performance and the load strength. The wire core channel is a cylindrical structure, which is easy to adapt to the wire core.
[0015] Furthermore, the material of the plurality of wire core channels and the middle portion is silicone rubber.
[0016] The beneficial effects of adopting the above further technical solution are: improving the insulation performance of the cable insulation repair device and reducing the cost.
[0017] Furthermore, the number of the wire core channels is 4.
[0018] The beneficial effect of adopting the above further technical solution is that it is suitable for low-voltage three-phase four-wire cables and is easy to adapt to low-voltage three-phase four-wire cables.
[0019] Furthermore, an insulating tape or hot melt adhesive is provided at the opening of the outer sheath of the wire core channel.
[0020] The beneficial effect of adopting the above-mentioned further technical scheme is: after the four cores of the low-voltage three-phase four-wire cable are placed in the four core channels, the insulating sealant can be evenly injected, and then the two ends of the core channels are blocked with flame-retardant fibers to prevent the insulating sealant from flowing out, and then the openings of the outer skin of the core channels are connected and sealed with insulating tape or hot melt adhesive.
[0021] Furthermore, insulating sealant is provided inside the wire core channel, and flame retardant fibers are provided at both ends of the wire core channel.
[0022] The beneficial effect of adopting the above further technical solution is: after the four cores of the low-voltage three-phase four-wire cable are placed in four core channels, insulating sealant can be evenly injected, and then flame-retardant fibers are used to block both ends of the core channels to prevent the insulating sealant from flowing out.
[0023] Furthermore, waterproof sealant and waterproof sealing tape are provided on the outer sides of the plurality of wire core channels.
[0024] The beneficial effect of adopting the above further technical solution is: in order to enhance the waterproof insulation sealing effect, waterproof sealant can be applied to the surface of the main device, and then several layers of insulating tape and waterproof tape can be wrapped around it.
[0025] Furthermore, the outer skin opening of the wire core channel is a transverse incision opened along the axial direction of the wire core channel.
[0026] The beneficial effect of adopting the above further technical solution is that it is easy to install the wire core into the wire core channel through the opening of the wire core channel outer skin.
[0027] Advantages of additional aspects of the present invention will be partially given in the following description, and partially become apparent from the following description, or be understood through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS
[0028] Figure 1 This is one of the structural schematic diagrams of the cable insulation repair device provided in an embodiment of the utility model.
[0029] Figure 2 The second structural schematic diagram of the cable insulation repair device provided in the embodiment of the utility model.
[0030] Figure 3 The third structural schematic diagram of the cable insulation repair device provided in the embodiment of the utility model.
[0031] Figure 4 The fourth structural schematic diagram of the cable insulation repair device provided in the embodiment of the utility model.
[0032] Description of the accompanying drawings: 1. Main device; 101. Opening of the outer skin of the core channel; 102. The first core channel; 103. The second core channel; 104. The third core channel; 105. The fourth core channel; 106. The middle part. DETAILED DESCRIPTION
[0033] The principles and features of the present invention are described below in conjunction with the accompanying drawings. The embodiments given are only used to explain the present invention and are not used to limit the scope of the present invention.
[0034] like Figures 1 to 4 As shown, an embodiment of the utility model provides a cable insulation repair device, including: a plurality of wire core channels and a middle portion 106, wherein the plurality of wire core channels are arranged around the middle portion 106, and a wire core channel outer skin opening 101 is opened on one side of the plurality of wire core channels.
[0035] The beneficial effects of the technical solution of the utility model are: when repairing the insulation of a low-voltage three-phase four-wire cable, multiple cores can be repaired at the same time, reducing the repair time. When the insulating sealant is applied to the core, the insulating material can be evenly distributed along the core. The setting of the opening of the core channel outer skin can open the core channel outer skin and install the core into the core channel.
[0036] A cable insulation repair device provided by an embodiment of the utility model can be a low-voltage three-phase four-wire cable insulation repair device. When repairing the insulation of a low-voltage three-phase four-wire cable, four cores can be repaired at the same time. When insulating sealant is used to apply to the cores, the insulating material can be evenly distributed.
[0037] The low-voltage three-phase four-wire cable insulation repair device (cable insulation repair device) provided by the embodiment of the utility model has a main device (cable insulation repair device) with four wire core channels, a solid center, and an insulating material as the whole. The four channels are channels for the four wire cores respectively, and the channel sheaths are not connected to each other. The channel sheaths can be pulled apart to install the wire cores into the channels.
[0038] The material of the main body device is silicone rubber.
[0039] The outer sheath of the four-wire core channel has an opening in the transverse direction (wire core channel outer sheath opening 101), which is convenient for installing the wire core into the channel.
[0040] After installing the wire core, use insulating tape or hot melt adhesive to connect the opening of the channel (wire core channel) outer skin.
[0041] After installing the wire core, evenly inject insulating sealant into the wire core channel.
[0042] The exterior of the main body (cable insulation repair device) is coated with waterproof sealant and wrapped with a waterproof sealing tape.
[0043] The beneficial effects of the utility model are as follows:
[0044] 1. The low-voltage three-phase four-wire cable insulation repair device (cable insulation repair device) proposed by the utility model can simultaneously install four wire cores into four channels for repair, thereby reducing the repair time.
[0045] 2. The low-voltage three-phase four-wire cable insulation repair device proposed by the utility model can evenly distribute the insulation sealant along the wire core after the insulation sealant is injected.
[0046] like Figures 1 to 4 As shown, further, the plurality of wire core channels are all connected to the middle portion 106 .
[0047] The beneficial effect of adopting the above further technical solution is that it is convenient for the middle part to stably support multiple wire core channels, thereby improving the load strength of the cable insulation repair device.
[0048] like Figures 1 to 4 As shown, further, a plurality of the wire core channels are arranged around the middle portion 106 at equal intervals.
[0049] The beneficial effect of adopting the above further technical solution is that the spacing between two adjacent wire core channels is made the same, which facilitates the regularity of the wire cores.
[0050] like Figures 1 to 4 As shown, further, the middle portion 106 is a solid structure, and the wire core channel is a cylindrical structure.
[0051] The beneficial effects of adopting the above further technical solution are: the middle part is a solid structure, which improves the insulation performance and the load strength. The wire core channel is a cylindrical structure, which is easy to adapt to the wire core.
[0052] like Figures 1 to 4 As shown, further, the material of the plurality of wire core channels and the middle portion 106 is silicone rubber.
[0053] The beneficial effects of adopting the above further technical solution are: improving the insulation performance of the cable insulation repair device and reducing the cost.
[0054] like Figures 1 to 4 As shown, further, the number of the wire core channels is 4.
[0055] The beneficial effect of adopting the above further technical solution is that it is suitable for low-voltage three-phase four-wire cables and is easy to adapt to low-voltage three-phase four-wire cables.
[0056] Furthermore, an insulating tape or hot melt adhesive is provided at the outer skin opening 101 of the wire core channel.
[0057] The beneficial effect of adopting the above-mentioned further technical scheme is: after the four cores of the low-voltage three-phase four-wire cable are placed in the four core channels, the insulating sealant can be evenly injected, and then the two ends of the core channels are blocked with flame-retardant fibers to prevent the insulating sealant from flowing out, and then the openings of the outer skin of the core channels are connected and sealed with insulating tape or hot melt adhesive.
[0058] Furthermore, insulating sealant is provided inside the wire core channel, and flame retardant fibers are provided at both ends of the wire core channel.
[0059] The beneficial effect of adopting the above further technical solution is: after the four cores of the low-voltage three-phase four-wire cable are placed in four core channels, insulating sealant can be evenly injected, and then flame-retardant fibers are used to block both ends of the core channels to prevent the insulating sealant from flowing out.
[0060] Furthermore, waterproof sealant and waterproof sealing tape are provided on the outer sides of the plurality of wire core channels.
[0061] The beneficial effect of adopting the above further technical solution is: in order to enhance the waterproof insulation sealing effect, waterproof sealant can be applied to the surface of the main device, and then several layers of insulating tape and waterproof tape can be wrapped around it.
[0062] like Figures 1 to 4 As shown, further, the wire core channel outer skin opening 101 is a transverse incision opened along the axial direction of the wire core channel.
[0063] The beneficial effect of adopting the above further technical solution is that it is easy to install the wire core into the wire core channel through the opening of the wire core channel outer skin.
[0064] The low-voltage three-phase four-wire cable insulation repair device (cable insulation repair device) provided by the embodiment of the utility model includes a main body device 1, the whole material is the same insulating material, the outer sides of the four core channels are provided with core channel outer skin openings 101, the core channel outer skin openings 101 are transverse incisions respectively opened along the axial direction of the first core channel 102, the second core channel 103, the third core channel 104, and the fourth core channel 105, see Figure 1 The main device 1 includes four wire core channels, which are a first wire core channel 102, a second wire core channel 103, a third wire core channel 104, and a fourth wire core channel 105. Figure 2 The middle portion 106 is solid and is located between the four wire core channels. Figure 3 .
[0065] The material of the main device 1 is silicone rubber, and other insulating materials may also be used to replace it.
[0066] The wire core channel outer skin openings 101 are transverse cuts of the four wire core channels, and their function is to enable the cable cores to be placed into the wire core channels.
[0067] After the four cores of the low-voltage three-phase four-wire cable are placed in four core channels, insulating sealant can be evenly injected, and then flame-retardant fiber is used to block both ends of the core channels to prevent the insulating sealant from flowing out, and then insulating tape or hot melt adhesive is used to connect and seal the core channel outer skin opening 101.
[0068] In order to enhance the waterproof and insulating sealing effect, waterproof sealant may be applied to the surface of the main device 1, and then several layers of insulating tape and waterproof tape may be wrapped around it.
[0069] When applied to a 4 square wire core, the diameter of the wire core channel of the utility model embodiment is 3.5 mm, the length of the main device 1 is 15 cm, the length of the wire core channel outer skin opening 101 is 15 cm, and the thickness of the middle part 106 is 3.5 mm. This embodiment is exemplary and cannot be understood as a limitation of the utility model.
[0070] The beneficial effects of the utility model are as follows:
[0071] 1. The low-voltage three-phase four-wire cable insulation repair device proposed by the utility model can install four wire cores into four channels for repair at the same time, thus reducing the repair time.
[0072] 2. The low-voltage three-phase four-wire cable insulation repair device proposed by the utility model can evenly distribute the insulation sealant along the wire core after the insulation sealant is injected.
[0073] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the utility model.
Claims
1. A cable insulation repair device, characterized in that: include: A plurality of wire core channels and a middle portion, wherein the plurality of wire core channels are arranged around the middle portion, and a wire core channel outer skin opening is provided on one side of the plurality of wire core channels; Multiple wire core channels are connected to the middle part; multiple wire core channels are connected to the middle part; the middle part is a solid structure, and the wire core channels are a cylindrical structure; the number of the wire core channels is 4; the outer skin opening of the wire core channel is a transverse incision opened along the axial direction of the wire core channel.
2. A cable insulation repair device according to claim 1, characterized in that: The material of the plurality of wire core channels and the middle portion is silicone rubber.
3. A cable insulation repair device according to claim 1, characterized in that: An insulating tape or hot melt adhesive is provided at the outer skin opening of the wire core channel.
4. A cable insulation repair device according to claim 1, characterized in that: Insulating sealant is provided inside the wire core channel, and flame retardant fibers are provided at both ends of the wire core channel.
5. A cable insulation repair device according to claim 1, characterized in that: Waterproof sealant and waterproof sealing tape are provided on the outer sides of the plurality of wire core channels.