Protection device suitable for electric power engineering cable

Abstract

The utility model discloses a protection device suitable for an electric power engineering cable, particularly relates to the technical field of electric power engineering, and comprises a first protection cylinder, one side of the first protection cylinder is provided with a second protection cylinder, one side of the second protection cylinder is fixedly connected with a threaded cylinder, and the threaded cylinder is in threaded connection with the interior of the first protection cylinder. The limiting assemblies and the protection mechanisms are installed in the first protection barrel and the second protection barrel correspondingly, and the limiting assemblies are installed on one sides of the protection mechanisms. By arranging the limiting assembly and the protection mechanism, displacement and falling of the cable caused by external force can be effectively reduced, the risk of cable fault is reduced, cable connector connection is more stable, meanwhile, multiple protection can be provided for the cable, faults caused by external impact and extrusion on the connector are reduced, and the service life of the connector is prolonged. Therefore, the service life of the cable is prolonged, and the power failure risk caused by cable faults is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electric power engineering more specifically, the utility model relates to a kind of protection device suitable for electric power engineering cable. BACKGROUND

[0002] Electric power engineering, i.e. the engineering related to the production, transmission and distribution of electric energy, also broadly includes the engineering of applying electricity as power and energy in various fields. During the construction of electric power engineering, cables need to be laid in the pipeline under the cable shaft to achieve the purpose of laying cables.

[0003] The existing cable laying directly pulls the cable into the pipeline, which can cause the cable to rub against the cable shaft and the pipeline, resulting in damage to the cable.

[0004] According to the search, the Chinese patent with the publication number CN214673960U discloses a power engineering cable protection device, which protects the cable by two groups of pulleys and a rotating sleeve, prevents the cable from being damaged during laying, and can be easily installed and used by fixing the device with a limiting plate and a fixed plate. After use, the device can be quickly removed by rotating the rotating sleeve, which is convenient and fast to disassemble, and can be used for different sizes of cable shafts, with a wide range of applications.

[0005] The above-mentioned power engineering cable protection device has the problem that the cable joint may loosen or even fall off due to vibration and wind force during long-term use, resulting in poor electrical connection and causing electrical faults or short circuits, thereby increasing the safety hazard of the cable. UTILITY MODEL CONTENT

[0006] In order to overcome the above-mentioned defects of the prior art, the utility model provides a protection device suitable for electric power engineering cable to solve the problems raised in the above-mentioned background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0008] A protection device suitable for electric power engineering cable, comprising a first protective cylinder, a second protective cylinder is arranged on one side of the first protective cylinder, a threaded cylinder is fixedly connected to one side of the second protective cylinder, the threaded cylinder is screw-connected with the first protective cylinder inside, a limiting assembly and a protection mechanism are installed in the first protective cylinder and the second protective cylinder inside, the limiting assembly is installed on one side of the protection mechanism;

[0009] The limiting assembly comprises a threaded rod, the threaded rod is rotationally connected with the second protective cylinder and the first protective cylinder, one end of the threaded rod is rotationally connected with a rotating handle, the outer side of the threaded rod is threadedly connected with a movable disc, the outer side of the movable disc is fixedly connected with two sliding blocks, two first sliding grooves are formed in the first protective cylinder, the sliding blocks are slidably connected with the inner side of the first sliding grooves, a plurality of first hinge supports are fixedly connected to the front side of the movable disc, the first hinge supports are hingedly connected with push rods, one end of the push rod is hingedly connected with a second hinge support, the second hinge support is fixedly connected with a movable plate on one side, the movable plate is rotationally connected with a fixing ring at one end, the outer side of the movable plate is provided with a fixing disc, a plurality of movable plates are arranged in an annular array on the inner side of the fixing disc, the fixing disc is fixedly connected with the first protective cylinder, a plurality of second sliding grooves are formed in the fixing disc, and the movable plate is slidably connected with the inner side of the second sliding groove.

[0010] By adopting the above technical scheme, the two ends of the cable joint can be effectively fixed, so that the stability of the cable joint connection can be maintained.

[0011] As a further description of the above technical scheme, the protection structure comprises a plurality of guide columns, the guide columns are fixedly connected with telescopic springs in the interiors, one end of the telescopic spring is fixedly connected with a fixing column, the fixing column is movably connected with the inner side of the second sliding groove, one end of the fixing column is fixedly connected with a protective shell, and the protective shell is fixedly connected with a protective pad on one side.

[0012] By adopting the above technical scheme, additional protection can be provided on the outer side of the cable, and the joint can be effectively prevented from loosening or being damaged due to vibration.

[0013] The technical effects and advantages of the utility model are as follows:

[0014] 1. By arranging the limiting assembly, compared with the prior art, the two ends of the cable joint can be fixed and limited, the displacement and falling of the cable caused by external force can be effectively reduced, the risk of cable failure is reduced, the cable joint connection is more stable, and the safety and stability of power transmission are improved.

[0015] 2. By arranging the protection mechanism, compared with the prior art, the cable can be provided with multiple protections, the joint is prevented from being damaged due to external impact and extrusion, the joint can be effectively prevented from loosening or being damaged due to vibration, the service life of the cable is prolonged, and the power failure risk caused by cable failure is reduced. DRAWINGS

[0016] Figure 1 It is a whole structure schematic view of the utility model.

[0017] Figure 2 It is a first protective cylinder and second protective cylinder cross-section structure schematic view of the utility model.

[0018] Figure 3 It is the first protective cylinder structure schematic view of the utility model.

[0019] Figure 4 It is the second protective cylinder structure schematic view of the utility model.

[0020] Figure 5 It is the fixed disc structure schematic view of the utility model.

[0021] Figure 6 It is the movable disc structure schematic view of the utility model.

[0022] The figure mark is: 1, first protective cylinder;2, second protective cylinder;3, threaded cylinder;4, threaded rod;5, handle;6, movable disc;7, sliding block;8, first sliding slot;9, first hinge support;10, push rod;11, second hinge support;12, movable plate;13, fixed ring;14, fixed disc;15, second sliding slot;16, extension spring;17, fixed column;18, protective shell;19, protective pad;20, guide column. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] The embodiment of the application discloses a kind of Figures 1-6 Protection device suitable for electric power engineering cable as shown in the application embodiment, including first protective cylinder 1, first protective cylinder 1 side is provided with second protective cylinder 2, second protective cylinder 2 side is fixedly connected with threaded cylinder 3, threaded cylinder 3 is internally screwed with first protective cylinder 1, first protective cylinder 1 and second protective cylinder 2 inside are equipped with limiting assembly and protection mechanism, limiting assembly is installed in protection mechanism side;

[0025] The limiting assembly comprises a threaded rod 4, the threaded rod 4 is rotatably connected with the second protective cylinder 2 and the inside of the first protective cylinder 1, one end of the threaded rod 4 is rotatably connected with a handle 5, the outside of the threaded rod 4 is threadedly connected with a movable disc 6, the outside of the movable disc 6 is fixedly connected with two sliding blocks 7, two first sliding grooves 8 are formed in the inside of the first protective cylinder 1, the sliding blocks 7 are slidably connected with the inside of the first sliding grooves 8, a plurality of first hinge supports 9 are fixedly connected with the front side of the movable disc 6, a pushing rod 10 is hingedly connected with the inside of the first hinge supports 9, one end of the pushing rod 10 is hingedly connected with a second hinge support 11, one side of the second hinge support 11 is fixedly connected with a movable plate 12, one end of the movable plate 12 is rotatably connected with a fixed ring 13, a fixed disc 14 is arranged on the outside of the movable plate 12, a plurality of movable plates 12 are arranged in an annular array on the inside of the fixed disc 14, the fixed disc 14 is fixedly connected with the inside of the first protective cylinder 1, a plurality of second sliding grooves 15 are formed in the inside of the fixed disc 14, the movable plates 12 are slidably connected with the inside of the second sliding grooves 15, the two sliding blocks 7 are slidably connected with the inside of the first sliding grooves 8, so that the movable disc 6 can be moved stably, so that the movable disc 6 can drive the plurality of first hinge supports 9 to move, the two ends of the pushing rod 10 are hingedly connected with the inside of the first hinge supports 9 and the second hinge support 11 respectively, so that the movable disc 6 can drive the second hinge support 11 to move through the pushing rod 10, the second sliding grooves 15 can provide a guiding action for the movement of the movable plates 12, so that the movable plates 12 can drive the fixed ring 13 to contact the surface of the cable, the plurality of movable plates 12 are arranged in an annular array on the inside of the fixed disc 14, so that the plurality of fixed rings 13 can clamp the outside of the cable in an annular manner, the two ends of the cable joint can be fixed and limited, the displacement and falling of the cable caused by external force can be effectively reduced, and the connection of the cable joint is more stable.

[0026] Referring to Figure 2 As shown in the figure, the protection structure comprises a plurality of guide columns 20, the inside of the guide column 20 is fixedly connected with a telescopic spring 16, one end of the telescopic spring 16 is fixedly connected with a fixed column 17, the fixed column 17 is movably connected with the inside of the second sliding groove 15, one end of the fixed column 17 is fixedly connected with a protective shell 18, one side of the protective shell 18 is fixedly connected with a protective pad 19, the telescopic action of the telescopic spring 16 is utilized, the fixed column 17 can be telescopically moved in the inside of the guide column 20, so that the protective shell 18 can drive the protective pad 19 to be attached to the outside of the cable joint, the first protective cylinder 1 and the second protective cylinder 2 can be combined to perform multi-layer protection on the outside of the cable joint, the failure of the joint caused by external impact and extrusion is reduced, and the power failure risk caused by the cable failure is reduced.

[0027] The utility model discloses a kind of protection devices suitable for electric power engineering cable, specific structure is as shown in the drawing Figures 1-6As shown, in the technical scheme, when the cable joint needs to be protected, first, the two ends of the cable are respectively threaded through the first protection cylinder 1 and the second protection cylinder 2, then the two cables are connected, the two cables are respectively in contact with the protection pad 19 inside the first protection cylinder 1 and the second protection cylinder 2, the telescopic spring 16 is used to make the fixed column 17 telescopic and movable inside the guide column 20, so that the two protection shells 18 can drive the protection pad 19 to clamp and protect the upper and lower ends of the cable, then the threaded cylinder 3 is screwed with the inside of the first protection cylinder 1, so that the first protection cylinder 1 and the second protection cylinder 2 can be connected, when the first protection cylinder 1 and the second protection cylinder 2 are connected, the handle 5 is rotated, the handle 5 drives the threaded rod 4 to rotate, the threaded rod 4 can drive the movable disc 6 to move to one side of the fixed disc 14 through the thread, the movable disc 6 is hinged to the first hinge support 9 and the second hinge support 11 on both ends of the push rod 10, so that the movable disc 6 moves through the first hinge support 9 to drive the push rod 10 to move, the push rod 10 can drive the movable plate 12 to slide in the second sliding groove 15 through the second hinge support 11, the second sliding groove 15 can provide a guide action for the movement of the movable plate 12, so that one end of the movable plate 12 drives the fixed ring 13 to contact the outside of the cable, the movable plates 12 are annularly distributed inside the fixed disc 14, so that the fixed rings 13 can annularly clamp the cable, so that the cable can be fixed.

[0028] In the drawings of the utility model, only the structures related to the embodiments of the present disclosure are involved, other structures can be referred to the general design, and the same embodiments and different embodiments of the utility model can be combined with each other under the condition of no conflict.

[0029] The contents not described in detail in the specification all belong to the prior art known by those skilled in the art, and the model parameters of each electric appliance are not limited, and conventional equipment can be used, in the technical scheme, the electric appliance control elements not mentioned belong to the prior art, so they are not shown in the drawings, and will not be described here.

[0030] Finally, the above is only the preferred embodiment of the utility model, and is not used to limit the utility model, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A protection device suitable for power engineering cables, comprising a first protective tube (1), characterized in that: The first protection cylinder (1) is provided with a second protection cylinder (2) on one side, the second protection cylinder (2) is fixedly connected with a threaded cylinder (3) on one side, the threaded cylinder (3) is screwed with the first protection cylinder (1) inside, the first protection cylinder (1) and the second protection cylinder (2) are provided with a limiting assembly and a protection mechanism inside, and the limiting assembly is installed on one side of the protection mechanism; The limiting assembly comprises a threaded rod (4), the threaded rod (4) is rotatably connected with the second protection cylinder (2) and the first protection cylinder (1) inside, one end of the threaded rod (4) is rotatably connected with a handle (5), the threaded rod (4) is screwedly connected with a movable disc (6) outside, the movable disc (6) is fixedly connected with two sliding blocks (7) outside, two first sliding grooves (8) are formed in the first protection cylinder (1) inside, and the sliding blocks (7) are slidably connected with the first sliding grooves (8) inside.

2. Protection device suitable for use in power engineering cables according to claim 1, characterized in that: The movable disc (6) is fixedly connected with a plurality of first hinge supports (9) on the front side, the first hinge supports (9) are hingedly connected with a push rod (10) inside, and the push rod (10) is hingedly connected with a second hinge support (11) on one end.

3. Protection device suitable for use in power engineering cables according to claim 2, characterized in that: The second hinge support (11) is fixedly connected with a movable plate (12) on one side, and the movable plate (12) is rotatably connected with a fixed ring (13) on one end.

4. Protection device suitable for use in power engineering cables according to claim 3, characterized in that: The movable plate (12) is provided with a fixed disc (14) outside, a plurality of movable plates (12) are arranged in an annular array inside the fixed disc (14), the fixed disc (14) is fixedly connected with the first protection cylinder (1) inside, a plurality of second sliding grooves (15) are formed in the fixed disc (14) inside, and the movable plate (12) is slidably connected with the second sliding grooves (15) inside.

5. A protection device suitable for use with power engineering cables according to claim 1, characterized in that: The protection mechanism comprises a plurality of guide columns (20), and the guide columns (20) are fixedly connected with telescopic springs (16) inside.

6. Protection device suitable for use in power engineering cables according to claim 5, characterized in that: One end of the telescopic spring (16) is fixedly connected with a fixed column (17), and the fixed column (17) is movably connected with the second sliding groove (15) inside.

7. A protection device suitable for use with power engineering cables according to claim 6, characterized in that: The fixed column (17) is fixedly connected with a protection shell (18) on one end, and the protection shell (18) is fixedly connected with a protection pad (19) on one side.

Images