Impact-resistant power cable protection tube

Abstract

The utility model relates to an impact-resistant power cable protection tube, which comprises two sections of inner protection layers, a plurality of connecting brackets and a plurality of groups of outer protection layers, and is characterized in that the two sections of inner protection layers jointly wrap the outer side of a cable; the plurality of connecting brackets are arranged on the outer sides of the two sections of inner protective layers in groups, and the plurality of connecting brackets in each group are detachably connected and fixed into a whole, so that the two sections of inner protective layers are clamped and fixed on the outer side of the cable, and the plurality of groups of outer protective layers are uniformly distributed on the outer sides of the plurality of connecting brackets along the radial direction of the cable. According to the utility model, through the cooperative arrangement of the inner protection layer, the connecting support and the outer protection layer, the power cable protection pipe can be stably and conveniently arranged and fixed at the outer side of a cable for use, and meanwhile, the inner protection layer and the connecting support can be used for providing pressure-resistant and impact-resistant protection for the cable together; and the safety of the cable in use is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cable protection tubes, in particular to an impact-resistant power cable protection tube. Background Art

[0002] A cable protection tube is a metal protection tube with a certain mechanical strength that is laid on the outer layer of the cable to protect the cable from damage. The cable protection tube is mainly installed in areas where communication cables and power lines intersect to prevent power lines from breaking and causing short circuits, thereby avoiding communication failures or power transmission failures.

[0003] For example, in the utility model patent with Chinese patent publication number CN216312601U, an impact-resistant power cable protection tube is proposed. By setting a buffer mechanism, the power cable protection tube body can be buffered and protected, and the device has a buffering function. When protecting the cable, the buffer mechanism is used to buffer and weaken the impact force of the collision, thereby improving the impact resistance of the power cable protection tube body and extending its service life.

[0004] However, this impact-resistant power cable protection tube needs to be inserted with a buffer mechanism from the end of the cable so that the tube is entirely sleeved outside the cable. When the cable is long, the operation is inconvenient. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] The utility model provides an impact-resistant power cable protection tube, which solves the problem that the power cable protection tube needs to be inserted from the end of the cable so that the tube is entirely sleeved outside the cable, and when the cable is long, the operation is inconvenient.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an impact-resistant power cable protection tube, comprising two sections of inner protective layers, a plurality of connecting brackets and a plurality of groups of outer protective layers, the two sections of the inner protective layers are jointly covered on the outside of the cable, a plurality of the connecting brackets are arranged in groups on the outside of the two sections of the inner protective layers, and a plurality of the connecting brackets in each group are detachably connected and fixed into a whole, so that the two sections of the inner protective layers are clamped and fixed on the outside of the cable, a plurality of the groups of the outer protective layers are evenly distributed along the radial direction of the cable on the outside of the plurality of the connecting brackets, and each group of the outer protective layers is detachably connected and fixed to adjacent connecting brackets.

[0009] Preferably, the inner protective layer is configured as an elastic rubber layer, and the length of the inner protective layer is adapted to the length of the cable, and the inner protective layer is bent into a semicircular arc shape and is configured on the outside of the cable.

[0010] It is further preferred that the connecting bracket includes a pressing plate and two connecting plates, the pressing plate is arranged in an arc shape, the two connecting plates are respectively formed at both ends of the pressing plate to protrude outward, and a connecting hole penetrating the connecting plate is formed in the middle of the connecting plate.

[0011] In a further embodiment, the plurality of connecting brackets are divided into at least two groups and are respectively arranged at two ends of the inner protective layer.

[0012] It is further preferred that the outer protective layer includes two positioning brackets and an auxiliary protective part, the two positioning brackets are arranged on adjacent connecting plates parallel to the length direction of the cable, and the positioning brackets are provided with a plurality of positioning holes aligned with the connecting holes on the adjacent connecting plates, and the auxiliary protective part is formed between the two positioning brackets.

[0013] It is further preferred that the auxiliary protection part includes a plurality of the first outer guard plates, and the plurality of the first outer guard plates are evenly spaced between two positioning brackets along the length direction of the positioning bracket, and both ends of each of the first outer guard plates are fixedly connected to the two positioning brackets respectively.

[0014] It is further preferred that the auxiliary protection part includes a second outer guard plate and several sections of reinforcing ribs, the second outer guard plate is arranged between two positioning brackets, and the two sides of the second outer guard plate are respectively fixedly connected to the two positioning brackets, and the several sections of reinforcing ribs are formed on the side of the second outer guard plate facing the connecting bracket, and the length of the reinforcing ribs is adapted to the length of the second outer guard plate.

[0015] (III) Beneficial effects

[0016] Compared with the prior art, the utility model provides an impact-resistant power cable protection tube, which has the following beneficial effects:

[0017] In the utility model, through the coordinated arrangement of the inner protective layer, the connecting bracket and the outer protective layer, the power cable protection tube can be arranged and fixed on the outside of the cable more stably and conveniently for use. At the same time, the inner protective layer and the connecting bracket can be used together to provide pressure and impact protection for the cable, thereby improving the safety of the cable when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the structure of the impact-resistant power cable protection tube according to the implementation scheme when used in conjunction with the cable;

[0019] Figure 2 for Figure 1 Schematic diagram of the structure of medium impact resistant power cable protection tube;

[0020] Figure 3 is a schematic structural diagram of a connecting bracket according to an embodiment;

[0021] Figure 4 is a schematic structural diagram of an outer protective layer according to an embodiment;

[0022] Figure 5 Schematic diagram of the structure of another outer protective layer according to the embodiment.

[0023] In the figure: 10, inner protective layer; 20, connecting bracket; 21, pressure plate; 22, connecting plate; 23, connecting hole; 30, outer protective layer; 31, positioning bracket; 32, positioning hole; 33, first outer protective plate; 34, second outer protective plate; 35, reinforcing rib; 40, cable. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figure 1 and Figure 2 , an impact-resistant power cable protection tube, comprising two sections of inner protective layers 10, a plurality of connecting brackets 20 and a plurality of groups of outer protective layers 30. The two sections of inner protective layers 10 can be cut into the same shape and size, and the two can be wrapped together on the outside of the cable 40 when in use, and provide a first layer of protection for the cable 40. A plurality of connecting brackets 20 can be arranged in groups on the outside of the two sections of inner protective layers 10, and each group can be set to different numbers such as 2, 3 or 4 according to the shape of the connecting bracket 20, and a plurality of connecting brackets 20 in each group can be detachably connected and fixed to form a whole, so that a plurality of connecting brackets 20 in each group can clamp and fix the two sections of inner protective layers 10 on the outside of the cable 40. A plurality of groups of outer protective layers 30 are evenly distributed on the outside of a plurality of connecting brackets 20 along the radial direction of the cable 40, and each group of outer protective layers 30 is detachably connected and fixed to adjacent connecting brackets 20, and a plurality of groups of outer protective layers 30 provide a second layer of protection for the cable 40.

[0026] In this embodiment, the inner protective layer 10 can be made of an elastic rubber material and can be pre-cut to match the length of the cable 40. During installation, the inner protective layer 10 can be bent into a semicircular arc shape and arranged on the outside of the cable 40, and the inner protective layer 10 with elastic deformation ability can be used to provide buffer protection for the cable 40.

[0027] See also Figure 3 The connecting bracket 20 includes a pressing plate 21 and two connecting plates 22. The pressing plate 21 is set to be an arc shape, and a group of several connecting brackets 20 can combine their pressing plates 21 into a circle to clamp the two sections of the inner protective layer 10 located on the inner side. The two connecting plates 22 are respectively formed at both ends of the pressing plate 21 protruding outward, and a connecting hole 23 penetrating the connecting plate 22 is formed in the middle of the connecting plate 22. When assembling, bolts can be used to pass through the connecting holes 23 on the two adjacent connecting brackets 20, and the bolts can be used to complete the connection and fixation.

[0028] In this embodiment, a plurality of connection brackets 20 are divided into at least two groups and are respectively disposed at both ends of the inner protective layer 10, so that the two sections of the inner protective layer 10 can be pressed to fit the cable 40 to reduce the warping of the edges thereof.

[0029] See also Figure 4 and Figure 5 The outer protective layer 30 includes two positioning brackets 31 and an auxiliary protection part. The two positioning brackets 31 are arranged on adjacent connecting plates 22 in parallel with the length direction of the cable 40, and the positioning brackets 31 are formed with a plurality of positioning holes 32 that are aligned with the connecting holes 23 on the adjacent connecting plates 22. During assembly, the bolts passing through the connecting holes 23 can also pass through the positioning holes 32, so that the positioning brackets 31 can be fixed on the outside of the connecting plate 22 during assembly. The auxiliary protection part is formed between the two positioning brackets 31, and the auxiliary protection part can be used to provide impact and pressure protection.

[0030] In this embodiment, one implementation of the auxiliary protection part may include a plurality of first outer guard plates 33. The plurality of first outer guard plates 33 are arranged between two positioning brackets 31 at equal intervals along the length direction of the positioning bracket 31, and the two ends of each first outer guard plate 33 are fixedly connected to the two positioning brackets 31 respectively.

[0031] In this embodiment, another implementation of the auxiliary protection part may include a second outer guard plate 34 and a plurality of sections of reinforcing ribs 35. The second outer guard plate 34 is configured as a plate body with a continuous length and is disposed between two positioning brackets 31, and both sides of the second outer guard plate 34 are respectively fixedly connected to the two positioning brackets 31. In order to improve the strength of the second outer guard plate 34, a plurality of sections of reinforcing ribs 35 are formed on one side of the second outer guard plate 34 facing the connecting bracket 20, and the length of the reinforcing ribs 35 is adapted to the length of the second outer guard plate 34.

[0032] When installing this impact-resistant power cable protection tube, the two sections of inner protective layers 10 can be first covered on the outside of the cable 40, and then a plurality of connecting brackets 20 can be placed on the outside of the two sections of the inner protective layers 10, and then a plurality of groups of outer protective layers 30 can be placed on the outside of the plurality of connecting brackets 20, and bolts and bolts are used to connect and fix the adjacent connecting brackets 20 and the connecting brackets 20 and the outer protective layers 30 to complete the assembly.

[0033] In all the schemes mentioned above, the connection between two parts can be selected according to actual conditions by welding, bolt and nut matching connection, bolt or screw connection or other well-known connection methods, which are not described one by one here. In the above, all fixed connections are preferably welded. Although the embodiments of the utility model have been shown and described, it can be understood by ordinary technicians in this field that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the utility model. The scope of the utility model is defined by the attached claims and their equivalents.

Claims

1. An impact-resistant power cable protection tube, characterized in that: The invention comprises two sections of inner protective layers (10), a plurality of connecting brackets (20) and a plurality of groups of outer protective layers (30), wherein the two sections of the inner protective layers (10) are jointly coated on the outside of the cable (40), the plurality of connecting brackets (20) are arranged in groups on the outside of the two sections of the inner protective layers (10), and the plurality of connecting brackets (20) in each group are detachably connected and fixed to form a whole, so that the two sections of the inner protective layers (10) are clamped and fixed on the outside of the cable (40), the plurality of groups of the outer protective layers (30) are evenly distributed on the outside of the plurality of connecting brackets (20) along the radial direction of the cable (40), and each group of the outer protective layers (30) is detachably connected and fixed to adjacent connecting brackets (20).

2. The impact-resistant power cable protection tube according to claim 1, characterized in that: The inner protective layer (10) is arranged as an elastic rubber layer, and the length of the inner protective layer (10) is adapted to the length of the cable (40). The inner protective layer (10) is bent into a semicircular arc shape and arranged on the outside of the cable (40).

3. The impact-resistant power cable protection tube according to claim 1 or 2, characterized in that: The connecting bracket (20) comprises a pressing plate (21) and two connecting plates (22), wherein the pressing plate (21) is arranged in an arc shape, the two connecting plates (22) are respectively formed at two ends of the pressing plate (21) so as to protrude outwards, and a connecting hole (23) penetrating the connecting plate (22) is formed in the middle of the connecting plate (22).

4. The impact-resistant power cable protection tube according to claim 3, characterized in that: The plurality of connection brackets (20) are divided into at least two groups and are respectively arranged at two ends of the inner protective layer (10).

5. The impact-resistant power cable protection tube according to claim 3, characterized in that: The outer protective layer (30) comprises two positioning brackets (31) and an auxiliary protective part. The two positioning brackets (31) are arranged on adjacent connecting plates (22) in parallel with the length direction of the cable (40), and the positioning brackets (31) are provided with a plurality of positioning holes (32) which are aligned with the connecting holes (23) on the adjacent connecting plates (22). The auxiliary protective part is formed between the two positioning brackets (31).

6. The impact-resistant power cable protection tube according to claim 5, characterized in that: The auxiliary protection part comprises a plurality of first outer guard plates (33), wherein the plurality of first outer guard plates (33) are arranged between two positioning brackets (31) at equal intervals along the length direction of the positioning bracket (31), and the two ends of each first outer guard plate (33) are respectively fixedly connected to the two positioning brackets (31).

7. The impact-resistant power cable protection tube according to claim 5, characterized in that: The auxiliary protection part includes a second outer guard plate (34) and a plurality of sections of reinforcing ribs (35), wherein the second outer guard plate (34) is arranged between two positioning brackets (31), and the two sides of the second outer guard plate (34) are respectively fixedly connected to the two positioning brackets (31), and the plurality of sections of reinforcing ribs (35) are formed on a side of the second outer guard plate (34) facing the connecting bracket (20), and the length of the reinforcing ribs (35) is adapted to the length of the second outer guard plate (34).

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