Cable fixing device for high-voltage power distribution cabinet

Abstract

The utility model relates to the technical field of cable fixation, in particular to a cable fixing device for a high-voltage power distribution cabinet, which fixes the position of a cable entering a box body through a fixing device, is convenient for an operator to bend the cable entering the box body through a bending device, reduces the labor intensity of the operator, and improves the working efficiency of the operator. The bent cable extension part is subjected to auxiliary limiting through the limiting device, so that the practicability of the device is improved; comprising a fixing device, a bending device and a limiting device, the bending device is installed on the fixing device, and the limiting device is installed on the fixing device.

Description

Technical Field

[0001] The utility model relates to the technical field of cable fixing, in particular to a cable fixing device for high-voltage switchgear cabinets. Background Technique

[0002] A high-voltage switchgear cabinet refers to a device that plays roles such as switching on and off, controlling, or protecting in the processes of power generation, transmission, distribution, power conversion, and consumption of a power system. It mainly includes several categories such as high-voltage circuit breakers, high-voltage disconnectors and earthing switches, high-voltage load switches, high-voltage automatic reclosing and sectionalizers, high-voltage operating mechanisms, high-voltage explosion-proof distribution devices, and high-voltage switch cabinets. Since the diameter of the cables connected to the high-voltage switchgear cabinet is usually large, restricted by the internal space of the cabinet body, the cables usually need to be bent at a certain angle after entering the cabinet body, and the cables need to be fixed to facilitate the wiring operation of the cables.

[0003] In the prior art, the Chinese utility model patent with the application number CN202120286280.2 relates to a cable fixing device for high-voltage switchgear cabinets, including a cabinet body, a cabinet door, a handle, a wire hole, a clamping mechanism, a squeezing plate, a side plate, an upper clamping plate, a sliding groove, etc., which can fix cables with different diameters, reduce the aging of the cables, and reduce the probability of the cables short-circuiting.

[0004] However, in actual use of the above device, it is necessary for workers to bend the cables entering the cabinet body manually and fix the bent cables, which increases the labor intensity of the operators and the construction difficulty. Content of the Utility Model

[0005] To solve the above technical problems, the utility model provides a cable fixing device for high-voltage switchgear cabinets, which fixes the position where the cable enters the cabinet body through a fixing device, facilitates the operator to bend the cable entering the interior of the cabinet body through a bending device, reduces the labor intensity of the operator, and improves the practicability of the device by using a limiting device to assist in limiting the extended part of the bent cable.

[0006] The cable fixing device for high-voltage switchgear cabinets of the utility model includes a fixing device, a bending device, and a limiting device. The bending device is installed on the fixing device, and the limiting device is installed on the fixing device. The position where the cable enters the cabinet body is fixed through the fixing device, the operator can easily bend the cable entering the interior of the cabinet body through the bending device, the labor intensity of the operator is reduced, and the practicability of the device is improved by using the limiting device to assist in limiting the extended part of the bent cable.

[0007] Preferably, the fixing device includes a power distribution cabinet body, a strip-shaped inlet, a sliding groove, a sliding limiting plate, an inlet hole, and a sealing rubber strip. A strip-shaped inlet is provided at the lower part of the rear end face of the power distribution cabinet body. A sliding groove is provided at the right part of the strip-shaped inlet. A set of sliding grooves are respectively provided at the upper and lower parts of the rear end face of the strip-shaped inlet. The sliding limiting plate can slide into the sliding groove. An inlet hole is provided on the sliding limiting plate. A set of sealing rubber strips are respectively provided on the left and right end faces of the inlet hole. The cable enters the interior of the power distribution cabinet body through the inlet hole on the sliding limiting plate. The insertion process of the cable is limited through the inlet hole. The sliding of the sliding limiting plate is limited through the sliding groove. After the cable is inserted, the input angle of the cable is adjusted by adjusting the sliding limiting plate. The gap between adjacent sliding limiting plates is sealed by the sealing rubber strip between adjacent sliding limiting plates, reducing the influence of external sundries and dust outside the power distribution cabinet body on the components inside the power distribution cabinet body, and improving the practicability of the device.

[0008] Preferably, it further includes a fastening nut and a fastening bolt. A fastening nut is provided on the front end face of the sliding groove, and a fastening bolt is connected to the fastening nut. By rotating the fastening bolt, the fastening bolt presses the sliding limiting plate to fix the position of the sliding limiting plate, reducing the influence of the shaking of the cable outside the power distribution cabinet body on the cable inside the power distribution cabinet body, and improving the stability of the device.

[0009] Preferably, it further includes a rubber sleeve. A rubber sleeve is connected to the rear part of the inlet hole. The cable is supported by the rubber sleeve, reducing the damage to the cable skin caused by the extrusion between the cable and the edge of the inlet hole, and improving the practicability of the device.

[0010] Preferably, the bending device includes a guide sleeve, a rectangular hole, and a guide wheel. The guide sleeve is installed at the rear part of the power distribution cabinet body through bolts and nuts. The lower part of the guide sleeve is located in front of the strip-shaped inlet. A plurality of groups of rectangular holes are respectively provided at the lower part and the middle part of the rear end face of the guide sleeve. A set of guide wheels are installed in each of the plurality of groups of rectangular holes. The bending of the cable is limited through the guide sleeve. The position adjustment of the cable after bending is facilitated through the plurality of groups of guide wheels, reducing the damage to the cable skin caused by the secondary pushing or pulling process of the cable after bending, improving the protection and practicability of the device, and reducing the labor intensity and construction difficulty of the operator during the bending adjustment process of the cable.

[0011] Preferably, the limiting device includes a vertical limiting track, a limiting sleeve, and a vertical limiting groove. A plurality of groups of vertical limiting tracks are vertically arranged on the rear end face inside the power distribution cabinet body. The plurality of groups of vertical limiting tracks are grouped in pairs. A group of vertical limiting grooves are respectively arranged on the left and right parts of the rear end face of the limiting sleeve corresponding to two groups of vertical limiting tracks. The cooperation of the vertical limiting groove and the vertical limiting track facilitates the adjustment of the height of the limiting sleeve to adapt to different wiring heights. The vertical part of the cable is limited by the limiting sleeve to prevent the cable from bending and occupying the space inside the power distribution cabinet body, thereby improving the practicability of the device.

[0012] Preferably, it further includes a positioning bolt. Threaded holes are respectively arranged on the left and rear parts of the front end face of the limiting sleeve. The positioning bolt is connected in the threaded hole, and the threaded hole communicates with the vertical limiting groove at the rear part of the limiting sleeve. The height of the limiting sleeve is fixed by rotating the positioning bolt on the limiting sleeve, thereby improving the practicability of the device.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows: The position where the cable enters the box body is fixed by the fixing device. The bending device facilitates the operator to bend the cable entering the box body, reducing the labor intensity of the operator. The limiting device assists in limiting the extended part of the bent cable, thereby improving the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is the first axonometric structure schematic diagram of the present utility model;

[0015] Figure 2 is the second axonometric structure schematic diagram of the present utility model;

[0016] Figure 3 is the exploded structure schematic diagram of the present utility model;

[0017] Figure 4 is the axonometric structure schematic diagram of the bending device;

[0018] Figure 5 is the partial enlarged structure schematic diagram of the present utility model;

[0019] Reference signs in the drawings: 1, power distribution cabinet body; 2, strip-shaped inlet; 3, sliding groove; 4, sliding limiting plate; 5, inlet hole; 6, sealing strip; 7, fastening nut; 8, fastening bolt; 9, rubber sleeve; 10, guiding sleeve; 11, rectangular hole; 12, guiding wheel; 13, vertical limiting track; 14, limiting sleeve; 15, vertical limiting groove; 16, positioning bolt. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] To facilitate the understanding of the present utility model, the present utility model will be described more comprehensively below with reference to the relevant drawings. The present utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, these embodiments are provided to make the disclosure of the present utility model more thorough and comprehensive.

[0021] Embodiment

[0022] Such as Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 The bending device shown is installed on the fixing device, and the limiting device is installed on the fixing device;

[0023] First, the cable enters the interior of the distribution cabinet body 1 through the inlet hole 5 on the sliding limiting plate 4. Rotate the fastening bolt 8 so that the fastening bolt 8 presses against the sliding limiting plate 4 to fix the position of the sliding limiting plate 4. The bending of the cable is limited by the guide sleeve 10. The position adjustment of the cable after bending is facilitated by multiple groups of guide wheels 12. The height of the limiting sleeve 14 is facilitated to be adjusted by the cooperation of the vertical limiting groove 15 and the vertical limiting track 13. The height of the limiting sleeve 14 can be fixed by rotating the positioning bolt 16 on the limiting sleeve 14;

[0024] The fixing device includes a distribution cabinet body 1, a strip-shaped inlet 2, a sliding groove 3, a sliding limiting plate 4, an inlet hole 5, and a sealing strip 6. A strip-shaped inlet 2 is provided at the lower part of the rear end face of the distribution cabinet body 1. A sliding groove is provided at the right part of the strip-shaped inlet 2. A group of sliding grooves 3 are respectively provided at the upper and lower parts of the rear end face of the strip-shaped inlet 2. The sliding limiting plate 4 can slide into the sliding groove 3. An inlet hole 5 is provided on the sliding limiting plate 4. A group of sealing strips 6 are respectively provided on the left and right end faces of the inlet hole 5;

[0025] It further includes a fastening nut 7 and a fastening bolt 8. A fastening nut 7 is provided on the front end face of the sliding groove 3, and a fastening bolt 8 is connected to the fastening nut 7;

[0026] It further includes a rubber sleeve 9, and a rubber sleeve 9 is connected to the rear part of the inlet hole 5;

[0027] The bending device includes a guide sleeve 10, a rectangular hole 11, and a guide wheel 12. The guide sleeve 10 is installed at the rear part of the distribution cabinet body 1 by bolts and nuts. The lower part of the guide sleeve 10 is located in front of the strip-shaped inlet 2. Multiple groups of rectangular holes 11 are respectively provided at the lower part and the middle part of the rear end face of the guide sleeve 10. A group of guide wheels 12 are installed in each of the multiple groups of rectangular holes 11;

[0028] The limiting device includes a vertical limiting track 13, a limiting sleeve 14 and a vertical limiting groove 15. A plurality of groups of vertical limiting tracks 13 are vertically arranged on the rear end face inside the power distribution cabinet body 1. The plurality of groups of vertical limiting tracks 13 are grouped in pairs. On the left and right parts of the rear end face of the limiting sleeve 14, a group of vertical limiting grooves 15 are respectively arranged corresponding to two groups of vertical limiting tracks 13;

[0029] The position where the cable enters the box body is fixed by the fixing device. The bending device facilitates the operator to bend the cable entering the box body, reducing the labor intensity of the operator. The limiting device assists in limiting the extended part of the bent cable, improving the practicability of the device.

[0030] The guide wheel 12 of the cable fixing device for the high-voltage power distribution cabinet of the present utility model is purchased on the market. Those skilled in the industry only need to install and operate it according to the attached instruction manual, without the need for creative labor from those skilled in the art.

[0031] The above are only the preferred embodiments of the present utility model. It should be pointed out that for those of ordinary skill in the art in this technical field, without departing from the technical principle of the present utility model, several improvements and modifications can be made, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims

1. Cable fixing device for high-voltage switchgear cabinet; characterized in that, It includes a fixing device, a bending device and a limiting device. The bending device is installed on the fixing device, and the limiting device is installed on the fixing device; The fixing device includes a distribution cabinet body (1), a strip-shaped inlet (2), a sliding groove (3), a sliding limiting plate (4), an inlet hole (5) and a sealing strip (6). A strip-shaped inlet (2) is arranged at the lower part of the rear end face of the distribution cabinet body (1). A sliding groove is arranged at the right part of the strip-shaped inlet (2). A group of sliding grooves (3) are respectively arranged at the upper part and the lower part of the rear end face of the strip-shaped inlet (2). The sliding limiting plate (4) can slide into the sliding groove (3). An inlet hole (5) is arranged on the sliding limiting plate (4). A group of sealing strips (6) are respectively arranged on the left and right end faces of the inlet hole (5); The bending device includes a guide sleeve (10), a rectangular hole (11) and a guide wheel (12). The guide sleeve (10) is installed at the rear part of the distribution cabinet body (1) through bolts and nuts. The lower part of the guide sleeve (10) is located at the front side of the strip-shaped inlet (2). A plurality of groups of rectangular holes (11) are respectively arranged at the lower part and the middle part of the rear end face of the guide sleeve (10). A group of guide wheels (12) are installed in each of the plurality of groups of rectangular holes (11); The limiting device includes a vertical limiting track (13), a limiting sleeve (14) and a vertical limiting groove (15). A plurality of groups of vertical limiting tracks (13) are vertically arranged on the inner rear end face of the distribution cabinet body (1). The plurality of groups of vertical limiting tracks (13) are grouped in pairs. A group of vertical limiting grooves (15) are respectively arranged at the left and right parts of the rear end face of the limiting sleeve (14) corresponding to two groups of vertical limiting tracks (13).

2. The cable fixing device for high-voltage switchgear cabinets according to claim 1, characterized in that, It further includes a fastening nut (7) and a fastening bolt (8). The fastening nut (7) is arranged on the front end face of the sliding groove (3), and the fastening bolt (8) is connected to the fastening nut (7).

3. The cable fixing device for high-voltage switchgear cabinets according to claim 1, wherein, It further includes a rubber sleeve (9). The rubber sleeve (9) is connected to the rear part of the inlet hole (5).

4. The cable fixing device for high-voltage switchgear cabinets according to claim 1, characterized in that, It further includes a positioning bolt (16). Threaded holes are respectively arranged at the left and rear parts of the front end face of the limiting sleeve (14), and the positioning bolt (16) is connected in the threaded holes. The threaded holes communicate with the vertical limiting groove (15) at the rear part of the limiting sleeve (14).

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