Weather-resistant rubber sleeve cable with novel structure

Abstract

The invention discloses a weather-resistant rubber sleeve cable with a novel structure, which comprises a conductor, an insulating layer, an outer sheath, a clamping piece I, a fixing ring, a fixing bolt and a clamping piece II, and is characterized in that a buffer rubber tube I and a buffer rubber tube II are respectively arranged at the inner side section of an outer sheath main body, and the buffer rubber tube I is filled with white powder; the first buffer rubber tube and the second buffer rubber tube are arranged on the inner end face of the outer sheath main body, and the second buffer rubber tube is filled with the strip-shaped metal wire reinforcing piece, so that the whole outer sheath can effectively protect the internal conductors, the metal armor layer and the like, and meanwhile, the first buffer rubber tube and the second buffer rubber tube are arranged on the inner end face of the outer sheath main body. The overall structural strength of the outer sheath body is effectively improved, the first buffer rubber pipe and the second buffer rubber pipe are arranged on the end face of the inner side of the outer sheath body at intervals, the overall strength of the device is improved, it is ensured that damage is easy to find when the device is damaged, and the device is reasonable in structural design and has good usability.

Description

Technical Field

[0001] The invention relates to the technical field of rubber sheathed cables, and in particular to a weather-resistant rubber sheathed cable with a new structure. Background Art

[0002] During the use of existing rubber-sheathed cables, the outer sheath on the rubber-sheathed cable is easily affected by external conditions such as sunlight, temperature changes, wind and rain, and cracks. When the outer sheath cracks, it will affect the safe operation of the rubber-sheathed cable, and the cracked outer sheath is not easy to be discovered in time by people, thereby increasing the probability of safety hazards.

[0003] The existing Chinese patent with authorization announcement number CN217214261 U discloses a new structure weather-resistant rubber sheathed cable for railway locomotives and vehicles, which relates to the technical field of rubber sheathed cables, and aims to solve the problem that the cracking of the outer sheath on the existing rubber sheathed cable is not easy to be discovered in time by people, and after the outer sheath is cracked, the whole rubber sheathed cable needs to be replaced, which not only increases the replacement cost, but also makes the construction more complicated. The invention comprises a conductor; the number of the conductors is four, and each conductor is sheathed with an insulating layer on the outside; fillers are arranged on the outside of the four insulating layers, and a metal armor layer is sheathed on the outside of the fillers; through the setting of a material storage tube and white powder, when the black protective sheet is cracked, it can be more easily discovered by people in time, thereby reducing the probability of safety hazards, and through the setting of a connector, when the black protective sheet needs to be replaced, since there is no need to replace the whole rubber sheathed cable, not only the replacement cost is reduced, but also the construction is simpler.

[0004] The disadvantage of the above-mentioned prior art solution is that: by filling the storage tube inside the black protective sheet and arranging white powder in the storage tube, it is easy for the staff to find out when the black protective sheet is damaged. However, the opening of the storage tube on the black protective sheet weakens the overall structural strength of the black protective sheet, which is not conducive to the long-term use of the device. Summary of the invention

[0005] The purpose of the present invention is to provide a weather-resistant rubber sheathed cable with a new structure to solve the technical problem in the prior art that a material storage tube is provided on a black protective sheet, which weakens the overall structure of the protective sheet and is not conducive to long-term use.

[0006] The technical problem to be solved by the present invention can be achieved by the following technical solutions:

[0007] A new structure weather-resistant rubber sheathed cable, comprising:

[0008] The conductors are symmetrically arranged, an insulating layer is arranged on the outer side of the conductor and fixedly connected, a filler is arranged on the outer side of the insulating layer and fixedly connected, and a metal armor layer is arranged on the outer side of the filler and fixedly connected to the patella;

[0009] The outer sheath comprises an outer sheath body, which is tubular and sleeved on the outside of the metal armor layer. A buffer rubber tube 1 and a buffer rubber tube 2 are evenly distributed in an annular shape and fixedly connected on the inner end face of the outer sheath body. The buffer rubber tube 1 and the buffer rubber tube 2 are spaced apart on the inner end face of the outer sheath body. The buffer rubber tube 1 is filled with white powder. A reinforcement piece is embedded in and fixedly connected to the buffer rubber tube 2. A clamping piece 1 is clamped on the outer sheath.

[0010] As a further solution of the present invention: a through groove one is opened along the axial length direction of the outer sheath body, and the through groove one is opened on one side end face of the outer sheath body. The outer sheath body at both ends of the through groove one is provided with a fixed connection end one, and the fixed connection end one is fixedly connected to a docking strip, and the docking strip is fixedly connected to a clamping strip.

[0011] As a further solution of the present invention: a clamping component includes a clamping connecting plate, both ends of the clamping connecting plate are fixedly connected with a clamping side plate, one end of the clamping side plate away from the clamping connecting plate is fixedly connected with a clamping limiting plate, a clamping groove is formed between the clamping connecting plate, the clamping side plate and the clamping limiting plate, and the clamping strip is clamped in the clamping groove.

[0012] As a further solution of the present invention: it also includes a fixing ring, which includes a fixing ring body, and two snap-fitting convex rings are fixedly connected to the inner end face of the fixing ring body, and a through groove 2 is penetrated along the axial length direction of the fixing ring body, and the through groove 2 is penetrated and opened on the fixing ring body and one side end face of the snap-fitting convex ring, and the fixing ring body at both ends of the through groove 2 is provided with fixed connection ends 2.

[0013] As a further solution of the present invention: a docking plate is fixedly connected to the two fixed connection ends, threaded holes are penetrated through the docking plates at both ends, fixing bolts are arranged between the docking plates, and the fixing bolts are threadedly connected to the docking plates at both ends.

[0014] As a further solution of the present invention: both ends of the outer sheath body are fixedly connected with docking tubes, and an annular groove is arranged around the outer end surface of the docking tube. A fixing ring is arranged between two adjacent outer sheaths to fix the two adjacent outer sheaths, and the clamping convex ring is clamped on the annular groove.

[0015] As a further solution of the present invention: the reinforcement member is a strip-shaped metal wire.

[0016] As a further solution of the present invention: it also includes: a second clamping component, the second clamping component includes two symmetrically arranged second clamping side plates, one end of the second clamping side plate is fixedly connected to a second clamping limit plate, the other end of the second clamping side plate is fixedly connected to a component connecting plate, a number of elastic components are distributed between the component connecting plates, and the second clamping side plate and the second clamping limit plate are both in contact with the clamping strip.

[0017] As a further solution of the present invention: the elastic component includes a telescopic rod, a sleeve and a spring, the telescopic rod is movably mounted on the sleeve, the telescopic rod is fixedly connected to the component connecting plate at one end, the sleeve is fixedly connected to the component connecting plate at the other end, and the spring is mounted on the outside of the telescopic rod and the sleeve.

[0018] As a further solution of the present invention: both ends of the spring are fixedly connected to the component connecting plates at both ends.

[0019] Beneficial effects of the present invention:

[0020] 1. When the present invention is in use, a buffer rubber tube 1 and a buffer rubber tube 2 are respectively arranged on the inner side section of the outer sheath body, and white powder is filled in the buffer rubber tube 1, and a reinforcing member of strip metal wire is filled in the buffer rubber tube 2, so that the outer sheath as a whole can effectively protect the internal conductor and the metal armor layer, etc., and at the same time, since the buffer rubber tube 1 and the buffer rubber tube 2 are both arranged on the inner end surface of the outer sheath body, the overall structural strength of the outer sheath body is effectively improved. When the surface layer of the outer sheath body is damaged, the white powder and the color of the outer sheath body are The difference can effectively remind the staff to find the damaged part in time and replace it. At the same time, the buffer rubber tube 1 and the buffer rubber tube 2 are arranged at intervals on the inner end surface of the outer sheath body, so that the overall strength of the device is improved and it is easy to find when it is damaged. The device structure is reasonably designed and has good usability. At the same time, the installation steps of the outer sheath can be simplified by setting the clamping piece 1, which is convenient for the staff to use. In addition, a fixing ring is provided between two adjacent outer sheaths, and the two adjacent outer sheaths are fastened and connected by the fixing ring, which further improves the reliability of the device during use;

[0021] 2. The present invention provides a second clamping component. Since an elastic component is provided between the component connecting plates, and a telescopic rod, a sleeve and a spring are provided, when the second clamping component is fixedly installed on the outer sheath, the component connecting plates at both ends can be pulled, thereby driving the second clamping side plate and the second clamping limit plate on the component connecting plates to move away from each other, thereby facilitating the clamping of the second clamping component on the outer sheath, and further facilitating the use by the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The present invention will be further described below in conjunction with the accompanying drawings.

[0023] Figure 1The three-dimensional structure of the present invention is shown in FIG. Figure 1 ;

[0024] Figure 2 The three-dimensional structure of the present invention is shown in FIG. Figure 2 ;

[0025] Figure 3 The three-dimensional structure of the outer sheath of the present invention is shown in FIG. Figure 1 ;

[0026] Figure 4 The three-dimensional structure of the outer sheath of the present invention is shown in FIG. Figure 2 ;

[0027] Figure 5 It is a schematic diagram of the three-dimensional structure of the fixing ring of the present invention;

[0028] Figure 6 It is a schematic diagram of a three-dimensional structure of a clamping member of the present invention;

[0029] Figure 7 It is a schematic diagram of the three-dimensional structure of the clamping member of the present invention.

[0030] In the figure: 1. conductor; 2. insulation layer; 3. filling material; 4. metal armor layer; 5. outer sheath; 51. outer sheath body; 52. docking tube; 53. annular groove; 54. docking strip; 55. clamping strip; 56. buffer rubber tube one; 57. buffer rubber tube two; 58. white powder; 59. reinforcement; 6. snap-fit ​​part one; 61. snap-fit ​​connecting plate; 62. snap-fit ​​side plate one; 63. snap-fit ​​limiting plate one; 64. snap-fit ​​groove; 7. fixing ring; 71. fixing ring body; 72. snap-fit ​​convex ring; 73. docking plate; 74. threaded hole; 8. fixing bolt; 9. snap-fit ​​part two; 91. snap-fit ​​side plate two; 92. snap-fit ​​limiting plate two; 93. component connecting plate; 94. elastic component. DETAILED DESCRIPTION

[0031] 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 described embodiments 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 creative work are within the scope of protection of the present invention.

[0032] Example 1

[0033] like Figure 1-Figure 6As shown, a new structure weather-resistant rubber sheathed cable includes a symmetrically arranged conductor 1, an outer sheath 5 and a clamping piece 6, an insulating layer 2 is arranged on the outer side of the conductor 1 and fixedly connected, a filler 3 is arranged on the outer side of the insulating layer 2 and fixedly connected, a metal armor layer 4 is arranged on the outer side of the filler 3 and fixedly connected, the outer sheath 5 includes an outer sheath body 51, the outer sheath body 51 is tubular, the outer sheath body 51 is sleeved on the outer side of the metal armor layer 4, a buffer rubber tube 1 56 and a buffer rubber tube 2 57 are evenly distributed in an annular shape and fixedly connected on the inner end face of the outer sheath body 51, the buffer rubber tube 1 56 and the buffer rubber tube 2 57 are arranged at intervals on the inner end face of the outer sheath body 51, the buffer rubber tube 1 56 is filled with white powder 58, a reinforcement member 59 is embedded in the buffer rubber tube 2 57 and fixedly connected, and the clamping piece 6 is clamped on the outer sheath 5.

[0034] A through groove 1 is provided along the axial length direction of the outer sheath body 51. The through groove 1 is provided on one side end face of the outer sheath body 51. The outer sheath body 51 at both ends of the through groove 1 is provided with a fixed connection end 1, and the fixed connection end 1 is fixedly connected to a docking strip 54, and the docking strip 54 is fixedly connected to a clamping strip 55.

[0035] The clamping member 6 includes a clamping connecting plate 61, both ends of the clamping connecting plate 61 are fixedly connected to a clamping side plate 62, one end of the clamping side plate 62 away from the clamping connecting plate 61 is fixedly connected to a clamping limit plate 63, a clamping groove 64 is formed between the clamping connecting plate 61, the clamping side plate 62 and the clamping limit plate 63, and the clamping strip 55 is clamped in the clamping groove 64;

[0036] A new structure weather-resistant rubber sheathed cable also includes a fixing ring 7, which includes a fixing ring body 71. Two snap-fitting convex rings 72 are fixedly connected to the inner end face of the fixing ring body 71. A through groove 2 is penetrated along the axial length direction of the fixing ring body 71. The through groove 2 is penetrated and opened on one side end face of the fixing ring body 71 and the snap-fitting convex ring 72. Fixed connecting ends 2 are provided on the fixing ring body 71 at both ends of the through groove 2. The fixed connecting ends 2 are fixedly connected to docking plates 73. Threaded holes 74 are penetrated on the docking plates 73 at both ends. Fixing bolts 8 are provided between the docking plates 73. The fixing bolts 8 are threadedly connected to the docking plates 73 at both ends.

[0037] Both ends of the outer sheath body 51 are fixedly connected with a butt tube 52 , and an annular groove 53 is formed around the outer end surface of the butt tube 52 . The fixing ring 7 is arranged between two adjacent outer sheaths 5 for fixing the two adjacent outer sheaths 5 , and the clamping protrusion 72 is clamped on the annular groove 53 .

[0038] In some specific embodiments, the reinforcement member 59 is a strip of metal wire.

[0039] Example 2

[0040] like Figure 7 As shown, on the basis of Example 1, a new structure weather-resistant rubber sheathed cable also includes: a clamping part 29. In this embodiment, the clamping part 29 is used to replace the clamping part 1 6 and clamp it to the outer sheath 5. The clamping part 29 includes two symmetrically arranged clamping side plates 2 91, one end of the clamping side plate 2 91 is fixedly connected to a clamping limit plate 2 92, and the other end of the clamping side plate 2 91 is fixedly connected to a component connecting plate 93, and a plurality of elastic components 94 are distributed between the component connecting plates 93. The clamping side plates 2 91 and the clamping limit plates 2 92 are both in contact with the clamping strip 55.

[0041] The elastic component 94 includes a telescopic rod, a sleeve and a spring. The telescopic rod is movably mounted on the sleeve. The telescopic rod is fixedly connected to the component connecting plate 93 at one end, and the sleeve is fixedly connected to the component connecting plate 93 at the other end. The spring is mounted on the outside of the telescopic rod and the sleeve, and both ends of the spring are fixedly connected to the component connecting plates 93 at both ends.

[0042] In order to facilitate the understanding of the embodiments of this solution by those skilled in the art, the working principle of this solution is briefly described in combination with specific application scenarios:

[0043] When in use, a buffer rubber tube 1 56 and a buffer rubber tube 2 57 are respectively arranged on the inner section of the outer sheath body 51, and white powder 58 is filled in the buffer rubber tube 1 56, and a strip metal wire reinforcement 59 is filled in the buffer rubber tube 2 57, so that the outer sheath 5 as a whole can effectively protect the internal conductor 1 and the metal armor layer 4, and at the same time, since the buffer rubber tube 1 56 and the buffer rubber tube 2 57 are both arranged on the inner end face of the outer sheath body 51, the overall structural strength of the outer sheath body 51 is effectively improved. When the surface layer of the outer sheath body 51 is damaged, the color difference between the white powder 58 and the outer sheath body 51 can effectively remind the staff to find the damaged part in time and replace it. At the same time, the buffer rubber tube 1 56 and the buffer rubber tube 2 57 are arranged at intervals on the inner end face of the outer sheath body 51, so as to improve the strength of the outer sheath body 51. The overall strength of the device is ensured to be easy to find when it is damaged. The device structure is reasonably designed and has good usability. At the same time, the installation steps of the outer sheath 5 can be simplified by setting the clamping piece 6, which is convenient for the staff to use. In addition, a fixing ring 7 is provided between two adjacent outer sheaths 5, and the two adjacent outer sheaths 5 are fastened and connected by the fixing ring 7, which further improves the reliability of the device during use. By setting the clamping piece 2 9, since an elastic component 94 is provided between the component connecting plates 93, and by setting a telescopic rod, a sleeve and a spring, when the clamping piece 2 9 is fixedly installed on the outer sheath 5, the component connecting plates 93 at both ends can be pulled, thereby driving the clamping side plates 2 91 and the clamping limit plates 2 92 on the component connecting plates 93 away from each other, thereby facilitating the clamping piece 2 9 on the outer sheath 5, which is further convenient for the staff to use.

[0044] Several embodiments of the present invention are described in detail above, but the embodiments of the present invention are not limited thereto and cannot be considered to limit the scope of implementation of the present invention. All equivalent changes and improvements made within the scope of the present invention should still fall within the scope of the patent coverage of the present invention.

Claims

1. A new structure weather-resistant rubber sheathed cable, characterized in that: include: A conductor (1) is symmetrically arranged, an insulating layer (2) is disposed on the outer side of the conductor (1) and fixedly connected, a filler (3) is disposed on the outer side of the insulating layer (2) and fixedly connected, and a metal armor layer (4) is disposed on the outer side of the filler (3) and fixedly connected to the patella; The outer sheath (5) comprises an outer sheath body (51), the outer sheath body (51) is arranged in a tubular shape, the outer sheath body (51) is sleeved on the outer side of the metal armor layer (4), a buffer rubber tube 1 (56) and a buffer rubber tube 2 (57) are evenly distributed in an annular shape and fixedly connected on the inner end surface of the outer sheath body (51), the buffer rubber tube 1 (56) and the buffer rubber tube 2 (57) are arranged at intervals on the inner end surface of the outer sheath body (51), the buffer rubber tube 1 (56) is filled with white powder (58), the buffer rubber tube 2 (57) is embedded with a reinforcing member (59) and fixedly connected, and the clamping member 1 (6) is clamped on the outer sheath (5).

2. A new structure weather-resistant rubber sheathed cable according to claim 1, characterized in that: A through groove one is provided along the axial length direction of the outer sheath body (51), and the through groove one is provided on one side end surface of the outer sheath body (51). The outer sheath body (51) is provided with fixed connection ends one at both ends of the through groove one, and the fixed connection ends one are fixedly connected to a docking strip (54), and the docking strip (54) is fixedly connected to a clamping strip (55).

3. A new structure weather-resistant rubber sheathed cable according to claim 2, characterized in that: The clamping member 1 (6) comprises a clamping connection plate (61), both ends of the clamping connection plate (61) are fixedly connected to a clamping side plate 1 (62), one end of the clamping side plate 1 (62) away from the clamping connection plate (61) is fixedly connected to a clamping limit plate 1 (63), a clamping groove (64) is formed between the clamping connection plate (61), the clamping side plate 1 (62) and the clamping limit plate 1 (63), and the clamping strip (55) is clamped in the clamping groove (64).

4. A new structure weather-resistant rubber sheathed cable according to claim 1, characterized in that: The fixing ring (7) further comprises a fixing ring (7), the fixing ring (7) comprising a fixing ring body (71), two snap-fitting convex rings (72) being fixedly connected to the inner end surface of the fixing ring body (71), a through groove (2) being provided through the fixing ring body (71) in the axial length direction, the through groove (2) being provided through the fixing ring body (71) and one end surface of the snap-fitting convex ring (72), and a fixed connection end (2) being provided on the fixing ring body (71) at both ends of the through groove (2).

5. A new structure weather-resistant rubber sheathed cable according to claim 4, characterized in that: The two fixed connection ends are fixedly connected with a docking plate (73), the docking plates (73) at both ends are penetrated with threaded holes (74), and fixing bolts (8) are arranged between the docking plates (73), and the fixing bolts (8) are threadedly connected with the docking plates (73) at both ends.

6. A new structure weather-resistant rubber sheathed cable according to claim 4, characterized in that: Both ends of the outer sheath body (51) are fixedly connected to a butt joint pipe (52), an annular clamping groove (53) is formed on the outer end surface of the butt joint pipe (52), a fixing ring (7) is arranged between two adjacent outer sheaths (5) and is used to fix the two adjacent outer sheaths (5), and a clamping convex ring (72) is clamped on the annular clamping groove (53).

7. A new structure weather-resistant rubber sheathed cable according to claim 1, characterized in that: The reinforcing member (59) is a strip-shaped metal wire.

8. A new structure weather-resistant rubber sheathed cable according to claim 1, characterized in that: Also includes: The second clamping member (9) comprises two symmetrically arranged clamping side plates (91), one end of the second clamping side plate (91) is fixedly connected with a second clamping limit plate (92), and the other end of the second clamping side plate (91) is fixedly connected with a component connecting plate (93), and a plurality of elastic components (94) are distributed between the component connecting plates (93), and the second clamping side plate (91) and the second clamping limit plate (92) are both in contact with the clamping strip (55).

9. A new structure weather-resistant rubber sheathed cable according to claim 8, characterized in that: The elastic component (94) comprises a telescopic rod, a sleeve and a spring. The telescopic rod is movably sleeved on the sleeve. The telescopic rod is fixedly connected to a component connecting plate (93) at one end. The sleeve is fixedly connected to the component connecting plate (93) at the other end. The spring is sleeved on the outside of the telescopic rod and the sleeve.

10. A new structure weather-resistant rubber sheathed cable according to claim 8, characterized in that: Both ends of the spring are fixedly connected to component connecting plates (93) at both ends.

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