Cable winding and unwinding device for ring main unit

Abstract

The utility model relates to the technical field of ring main units, in particular to a cable winding and unwinding device for a ring main unit, which comprises a bottom plate, two symmetrical mounting plates are mounted on the outer wall of one side of the bottom plate, a motor is mounted on the outer wall of one mounting plate, a winding roller is mounted between the two mounting plates, and the winding roller is mounted on the outer wall of the other mounting plate. Rotating shafts rotationally connected with the inner wall of the mounting plate are fixedly connected to the side walls of the two ends of the winding roller, and a first driving gear is arranged on the side wall of the end, penetrating out of the mounting plate, of one rotating shaft; the cable winding and unwinding device has the beneficial effects that one end of a cable penetrates through a cable bunching block to be wound on the outer wall of a winding roller, then a motor is started to rotate the winding roller so as to wind and unwind the cable, meanwhile, when the winding roller rotates, a tooth belt is matched to enable a reciprocating lead screw to rotate, and when the reciprocating lead screw rotates, the cable bunching block slides in an adjusting frame in a reciprocating mode; in this way, the cable is regularly wound around the outer wall of the winding roller, and it is prevented that the cable is knotted in the willful winding process, and subsequent unwinding is affected.

Description

Technical Field

[0001] The utility model relates to the technical field of ring network cabinets, in particular to a cable reeling and unreeling device for a ring network cabinet. Background Art

[0002] Ring main unit is a group of electrical equipment (high voltage switchgear) installed in a metal or non-metallic insulated cabinet or made into an assembled interval ring main unit. Its core part uses load switches and fuses, which have the advantages of simple structure, small size, low price, improved power supply parameters and performance, and power supply safety. It is widely used in distribution stations and box-type substations in urban residential areas, high-rise buildings, large public buildings, factories and enterprises and other load centers.

[0003] In the prior art, during the configuration of the ring main unit, the cables need to be laid underground through the cable well in advance. During the installation or maintenance of the cables, the cables often need to be sent into the cable well or pulled out of the cable well. During maintenance or line modification, the underground cables need to be pulled out and then processed.

[0004] However, when collecting cables, a motor is usually used to drive a winding roller to rotate and collect the cables, which may cause the cables to become entangled and knotted, causing damage to the cables and making it inconvenient to release the cables next time. To this end, the utility model proposes a cable reeling and unreeling device for a ring main unit to solve the above problem. Utility Model Content

[0005] The purpose of the utility model is to provide a cable reeling and winding device for a ring network cabinet, so as to solve the common problem proposed in the above background technology that when collecting cables, a motor is mostly used to drive a winding roller to rotate to collect the cables, which may cause the cables to be entangled and knotted with each other, causing damage to the cables and making it inconvenient to release the cables next time.

[0006] To achieve the above object, the utility model provides the following technical solution: a cable reeling and unreeling device for a ring network cabinet, comprising:

[0007] A bottom plate, wherein two symmetrical mounting plates are installed on an outer wall of one side of the bottom plate, wherein a motor is installed on the outer wall of one of the mounting plates, and a winding roller is installed between the two mounting plates, and a rotating shaft rotatably connected to the inner wall of the mounting plate is fixedly connected to the side walls at both ends of the winding roller, and a first driving gear is provided on one side wall of one rotating shaft passing through the mounting plate;

[0008] An adjustment frame, wherein the side walls at both ends of the adjustment frame are fixedly connected to the outer walls of the mounting plates on both sides, a slide groove is provided on one inner wall of the adjustment frame, a through groove is provided on one end of the adjustment frame away from the slide groove, an adjustment block is installed on the inner wall of the adjustment frame, a connecting block is provided on one outer wall of the adjustment block, and a wire harness block is provided on one outer wall of the connecting block;

[0009] A reciprocating screw rod is installed on the inner wall of the mounting plates at both ends close to the adjusting frame, the outer wall of the reciprocating screw rod is threadedly connected to the inner wall of the adjusting block, and a second driving gear is provided on the side wall of one end of the reciprocating screw rod passing through the mounting plate, and a toothed belt meshingly connected to the outer wall of the first driving gear is installed on the outer wall of the second driving gear.

[0010] Preferably, a side wall at one end of the mounting plate is fixedly connected to an outer wall of one side of the bottom plate, and an output end of the motor is fixedly connected to a side wall of a rotating shaft at one end.

[0011] Preferably, one of the side walls of the rotating shaft is fixedly connected to the outer wall of the first driving gear, and the outer walls at both ends of the rotating shaft close to the first driving gear are fixedly connected to limit plates.

[0012] Preferably, the outer wall of the adjusting block is slidably connected to the inner wall of the adjusting frame via a sliding groove, and the outer walls on both sides of the connecting block are fixedly connected to the outer walls of one side of the adjusting block and the wiring harness block respectively.

[0013] Preferably, the outer wall of the connecting block and the inner wall of the through groove are slidably connected.

[0014] Preferably, the outer walls at both ends of the reciprocating screw are rotatably connected to the inner wall of the mounting plate, the side wall at one end of the reciprocating screw is fixedly connected to the outer wall of the second driving gear, the outer wall of the second driving gear is meshingly connected to the inner wall of the toothed belt, and the outer walls at both ends of the reciprocating screw near the second driving gear are fixedly connected to a limiting plate.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] Pass one end of the cable through the cable bundle block and wrap it around the outer wall of the winding roller, then start the motor to rotate the winding roller to reel in and out the cable. At the same time, the toothed belt is used to rotate the reciprocating screw rod while the winding roller rotates. The cable bundle block slides back and forth in the adjusting frame while the reciprocating screw rod rotates, so that the cable is regularly wound around the outer wall of the winding roller to prevent the cable from getting tangled during the reckless winding process and affecting the subsequent unwinding. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a cross-sectional view of the overall structure of the utility model;

[0019] Figure 3 It is a half-section diagram of the overall structure of the utility model;

[0020] Figure 4 It is a side view and cutaway view of the utility model as a whole;

[0021] Figure 5 For this utility model Figure 3 A magnified view of the structure of the middle A area;

[0022] Figure 6 For this utility model Figure 4 A magnified view of the structure of region B.

[0023] In the figure: base plate 1, mounting plate 2, motor 3, winding roller 4, rotating shaft 5, first driving gear 6, adjusting frame 7, slide groove 8, through groove 9, adjusting block 10, connecting block 11, harness block 12, reciprocating screw rod 13, second driving gear 14, toothed belt 15. DETAILED DESCRIPTION

[0024] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of 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] In the description of the present utility model, it should be noted that the terms "center", "middle", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "one", "first", "second", "third", "fourth", "fifth", "sixth" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] For the purpose of simplicity and illustration, the principles of the embodiments are mainly described by reference to examples. In the following description, many specific details are proposed to provide a thorough understanding of the embodiments. However, it is obvious that for those of ordinary skill in the art, these embodiments may not be limited to these specific details in practice. In some instances, known methods and structures are not described in detail to avoid making these embodiments unnecessarily difficult to understand. In addition, all embodiments can be used in combination with each other.

[0028] See also Figures 1 to 6 The utility model provides a technical solution: a cable reeling and unreeling device for a ring network cabinet, comprising:

[0029] A bottom plate 1, two symmetrical mounting plates 2 are installed on the outer wall of one side of the bottom plate 1, a motor 3 is installed on the outer wall of one of the mounting plates 2, a winding roller 4 is installed between the two mounting plates 2, and the side walls at both ends of the winding roller 4 are fixedly connected with a rotating shaft 5 that is rotatably connected to the inner wall of the mounting plate 2, one of the rotating shafts 5 passes through the side wall of one end of the mounting plate 2 and is provided with a first driving gear 6, one end of the side wall of the mounting plate 2 is fixedly connected to the outer wall of one side of the bottom plate 1, the output end of the motor 3 is fixedly connected to the side wall of one end of the rotating shaft 5, one of the side walls of the rotating shaft 5 is fixedly connected to the outer wall of the first driving gear 6, and the outer walls at both ends of the rotating shaft 5 close to the first driving gear 6 are fixedly connected to limit disks;

[0030] An adjusting frame 7, side walls at both ends of the adjusting frame 7 are fixedly connected to the outer walls of the mounting plates 2 on both sides, a slide groove 8 is provided on the inner wall of one side of the adjusting frame 7, a through groove 9 is provided on the end of the adjusting frame 7 away from the slide groove 8, an adjusting block 10 is installed on the inner wall of the adjusting frame 7, a connecting block 11 is provided on the outer wall of one side of the adjusting block 10, a wiring harness block 12 is provided on the outer wall of one side of the connecting block 11, the outer wall of the adjusting block 10 is slidably connected to the inner wall of the adjusting frame 7 through the slide groove 8, the outer walls on both sides of the connecting block 11 are fixedly connected to the outer walls of one side of the adjusting block 10 and the wiring harness block 12 respectively, and the outer wall of the connecting block 11 is slidably connected to the inner wall of the through groove 9;

[0031] The reciprocating screw rod 13 is installed on the inner wall of the mounting plates 2 at both ends close to the adjusting frame 7. The outer wall of the reciprocating screw rod 13 is threadedly connected to the inner wall of the adjusting block 10. The side wall of one end of the reciprocating screw rod 13 passing through the mounting plate 2 is provided with a second driving gear 14. The outer wall of the second driving gear 14 is installed with a toothed belt 15 meshingly connected to the outer wall of the first driving gear 6. The outer walls at both ends of the reciprocating screw rod 13 are rotatably connected to the inner wall of the mounting plate 2. The side wall of one end of the reciprocating screw rod 13 is fixedly connected to the outer wall of the second driving gear 14. The outer wall of the second driving gear 14 is meshingly connected to the inner wall of the toothed belt 15. The outer walls at both ends of the reciprocating screw rod 13 close to the second driving gear 14 are fixedly connected.

[0032] When the device is working, one end of the cable is passed through the cable bundle block 12 and wound around the outer wall of the winding roller 4, and then the motor 3 is started to rotate the winding roller 4 to reel in and unwind the cable. At the same time, the toothed belt 15 is used to rotate the reciprocating screw rod 13 while the winding roller 4 rotates. When the reciprocating screw rod 13 rotates, the cable bundle block 12 slides back and forth in the adjusting frame 7, so that the cable is regularly wound around the outer wall of the winding roller 4, preventing the cable from getting tangled during the arbitrary winding process and affecting the subsequent unwinding.

[0033] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A cable reeling and unreeling device for a ring main unit, characterized in that: include: A base plate (1), wherein two symmetrical mounting plates (2) are mounted on an outer wall of one side of the base plate (1), wherein a motor (3) is mounted on the outer wall of one of the mounting plates (2), and a winding roller (4) is mounted between the two mounting plates (2), wherein both end side walls of the winding roller (4) are fixedly connected with a rotating shaft (5) rotatably connected to the inner wall of the mounting plate (2), and a first driving gear (6) is disposed on one end of the rotating shaft (5) that passes through the side wall of the mounting plate (2); An adjusting frame (7), the side walls at both ends of the adjusting frame (7) are fixedly connected to the outer walls of the mounting plates (2) at both sides, a slide groove (8) is provided on one inner wall of the adjusting frame (7), a through groove (9) is provided on one end of the adjusting frame (7) away from the slide groove (8), an adjusting block (10) is installed on the inner wall of the adjusting frame (7), a connecting block (11) is provided on one outer wall of the adjusting block (10), and a wiring harness block (12) is provided on one outer wall of the connecting block (11); A reciprocating screw rod (13) is mounted on the inner wall of the mounting plates (2) at both ends close to the adjusting frame (7), the outer wall of the reciprocating screw rod (13) is threadedly connected to the inner wall of the adjusting block (10), and a second driving gear (14) is provided on the side wall of one end of the reciprocating screw rod (13) passing through the mounting plate (2), and a toothed belt (15) meshingly connected to the outer wall of the first driving gear (6) is installed on the outer wall of the second driving gear (14).

2. The cable reeling and unreeling device for a ring main unit according to claim 1, characterized in that: One end side wall of the mounting plate (2) is fixedly connected to one side outer wall of the bottom plate (1), and the output end of the motor (3) is fixedly connected to the side wall of one end rotating shaft (5).

3. The cable reeling and unreeling device for a ring main unit according to claim 2 is characterized in that: One of the side walls of the rotating shaft (5) is fixedly connected to the outer wall of the first driving gear (6), and the outer walls at both ends of the rotating shaft (5) close to the first driving gear (6) are fixedly connected to limit plates.

4. The cable reeling and unreeling device for a ring main unit according to claim 3 is characterized in that: The outer wall of the adjusting block (10) is slidably connected to the inner wall of the adjusting frame (7) via a sliding groove (8), and the outer walls on both sides of the connecting block (11) are fixedly connected to the outer walls of one side of the adjusting block (10) and the wiring harness block (12), respectively.

5. The cable reeling and unreeling device for a ring main unit according to claim 4 is characterized in that: The outer wall of the connecting block (11) and the inner wall of the through groove (9) are slidably connected.

6. The cable reeling and unreeling device for a ring main unit according to claim 5, characterized in that: The outer walls at both ends of the reciprocating screw rod (13) are rotatably connected to the inner wall of the mounting plate (2); the side wall at one end of the reciprocating screw rod (13) is fixedly connected to the outer wall of the second driving gear (14); the outer wall of the second driving gear (14) is meshingly connected to the inner wall of the toothed belt (15); and the outer walls at both ends of the reciprocating screw rod (13) close to the second driving gear (14) are fixedly connected to limit plates.

Images