Cable fixing device for low-voltage switch cabinet

Abstract

The utility model relates to the technical field of low-voltage switch cabinets, and discloses a cable fixing device for a low-voltage switch cabinet, which is arranged on the inner wall of a cabinet body, the front end of the cabinet body is rotatably connected with a cabinet door, the rear end of the cabinet door is fixedly connected with a reinforcing assembly, and the surface of the reinforcing assembly is provided with a limiting assembly. A locking assembly is arranged on the outer side of the limiting assembly. According to the cable fixing device for the low-voltage switch cabinet, when a wire harness is fixed, according to the wiring path of the wire harness, the fixing strips are fixedly installed on the inner wall of a cabinet body and the inner side of a cabinet door through screws, the insertion strips of the limiting assemblies are inserted into the long grooves of the reinforcing assemblies, the limiting holes correspond to the fixing holes, the limiting holes and the fixing holes are locked through the screws, and then the fixing strips are fixed. When the wire harness is placed between the two limiting covers, the binding band penetrates into the inserting groove, the binding band is enclosed from the two sides of the limiting covers, and the limiting lugs are inserted into the corresponding limiting grooves, so that the wire harness is tightened in the limiting covers.

Description

Technical Field

[0001] The utility model relates to the technical field of low-voltage switch cabinets, and specifically relates to a cable fixing device for a low-voltage switch cabinet. Background Art

[0002] A low-voltage switch cabinet is a device used to control, distribute, and protect circuits, and is usually used in industrial and commercial power systems. The low-voltage switch cabinet is used to operate low-voltage circuits, generally working within the range of below 1000V, and can provide various functions and protection measures to ensure the safe operation and effective management of the power system.

[0003] Chinese Utility Model Patent Publication No.: CN 219067486 U, discloses: a wire management structure for a low-voltage switch cabinet. This wire management structure for a low-voltage switch cabinet achieves the effect of stably clamping a wire harness by setting a sliding sleeve, an extrusion seat, a locking device, and an adjusting sleeve, so as to solve the problem that the stability of most wire management mechanisms for fixing and clamping wire harnesses is limited, the wire harness is extremely easy to slide inside the wire drum, and it is extremely easy to cause the connecting wire harness of the low-voltage switch cabinet to contact objects and the ground, affecting the operation safety of the low-voltage switch cabinet, improving the fixing stability of the wire harness, and thus improving the operation safety of the low-voltage switch cabinet. However, this wire management structure for a low-voltage switch cabinet has a relatively complex structure, a high manufacturing cost, a large space occupied by the structure, is not conducive to installation in a switch cabinet with a large number of wire harnesses, and has a low deployment flexibility. Summary of the Invention

[0004] The technical problem to be solved by the utility model is to provide a cable fixing device for a low-voltage switch cabinet, which can effectively solve the problems in the prior art.

[0005] The technical solution adopted by the utility model is: a cable fixing device for a low-voltage switch cabinet, which is arranged on the inner wall of the cabinet body. A cabinet door is rotatably connected to the front end of the cabinet body, and a reinforcement component is fixedly connected to the rear end of the cabinet door. A limiting component is arranged on the surface of the reinforcement component, and a locking component is arranged outside the limiting component. A wire harness is clamped and fixed at the center of the locking component;

[0006] The reinforcement component includes a fixing strip, a long slot, a slot, and a fixing hole. Slots are opened on the surface of the fixing strip, slots are opened on both sides of the fixing strip, and fixing holes are opened on the surface of the fixing strip;

[0007] The limiting component includes a bottom plate, an insertion strip, a limiting hole, and a limiting cover. An insertion strip is arranged on the back surface of the bottom plate, a limiting hole is opened on the surface of the bottom plate, and a limiting cover is arranged on the surface of the bottom plate.

[0008] Preferably, the long slot is adapted to the insertion strip, and the diameter of the fixing hole is the same as the diameter of the limiting hole.

[0009] Through the above technical solution, a long groove and an inserting strip are provided. When fixing the wire harness, according to the routing path of the wire harness, the fixing strip is fixedly installed on the inner wall of the cabinet body and the inner side of the cabinet door with screws. The inserting strip of the limiting component is inserted into the long groove of the reinforcing component to make the limiting hole correspond to the fixing hole, and the limiting hole and the fixing hole are locked with screws, so that the reinforcing component and the limiting component are locked. Multiple limiting components can be set according to requirements, and the wire harness is tightened in the limiting component, making the internal wiring of the low-voltage switch cabinet simple and clear, which is conducive to maintenance.

[0010] Preferably, the fixing strip is fixedly connected to the cabinet body and the cabinet door by screws.

[0011] Through the above technical solution, the fixing strip is installed on the inner side of the cabinet door, and multiple reinforcing components cooperate to reinforce the cabinet door, which can improve the structural strength of the cabinet door and make the cabinet door not easily deformed.

[0012] Preferably, two symmetrically identical limiting covers are arranged on the surface of the bottom plate, and the cross section of the limiting cover is in an arc-shaped structure.

[0013] Through the above technical solution, the limiting cover is provided. When the wire harness is fixed, it is tightened in the limiting cover, and the fixing effect is good. When the limiting component fixes the wire harness, the wire harness is kept at a certain distance from the cabinet door or the cabinet body, and the contact area between the wire harness and the air is large, so the heat dissipation effect is good.

[0014] Preferably, the locking component includes a binding strap, a fixing block, a limiting ear and a limiting groove. One end of the binding strap is fixedly connected with the fixing block, the limiting ear is arranged on the surface of the fixing block, and the limiting groove is formed on the surface of the other end of the binding strap.

[0015] Through the above technical solution, the locking component tightens the wire harness, and the operation is convenient.

[0016] Preferably, the height of the binding strap is the same as the height of the slot, and the binding strap is made of fluororubber.

[0017] Through the above technical solution, the binding strap is made of fluororubber, with strong anti-aging performance and relatively durable.

[0018] Preferably, the height of the limiting ear is greater than the height of the limiting groove.

[0019] Through the above technical solution, when the wire harness is placed between two limiting covers, the binding strap is inserted into the slot, the binding strap surrounds from both sides of the limiting cover, and the limiting ear is inserted into the corresponding limiting groove, so as to tighten the wire harness in the limiting cover. The operation is convenient, and multiple limiting grooves are convenient for adjusting the tightness of the fixation, and wire harnesses of different specifications can be fixed.

[0020] Compared with the prior art, the utility model provides a cable fixing device for a low-voltage switch cabinet, which has the following beneficial effects:

[0021] 1. When fixing the wire harness with the wire fixing device for low-voltage switchgear, according to the routing path of the wire harness, the fixing strip is fixed and installed on the inner wall of the cabinet body and the inner side of the cabinet door with screws. The insertion strip of the limiting component is inserted into the long slot of the reinforcing component to make the limiting hole correspond to the fixing hole, and screws are used to lock the limiting hole and the fixing hole, so that the reinforcing component and the limiting component are locked. Multiple limiting components can be set according to requirements. When the wire harness is placed between two limiting covers, the binding strap is threaded into the slot, and the binding strap surrounds from both sides of the limiting cover, and the limiting ear is inserted into the corresponding limiting slot, so as to tighten the wire harness in the limiting cover. The operation is convenient, and multiple limiting slots are convenient for adjusting the tightness of the fixation, and wire harnesses of different specifications can be fixed, making the internal wiring of the low-voltage switchgear simple and clear, which is beneficial to maintenance;

[0022] 2. For the wire fixing device for low-voltage switchgear, the fixing strip is installed on the inner side of the cabinet door, and multiple reinforcing components cooperate to reinforce the cabinet door, which can improve the structural strength of the cabinet door and make the cabinet door not easily deformed. When the wire harness is fixed, it is tightened in the limiting cover, and the fixing effect is good. When the limiting component fixes the wire harness, the wire harness is kept at a certain distance from the cabinet door or the cabinet body, and the contact area between the wire harness and the air is large, so the heat dissipation effect is good. Description of the Drawings

[0023] Figure 1 Schematic three-dimensional structure of the present utility model Figure 1 ;

[0024] Figure 2 Schematic three-dimensional structure of the present utility model Figure 2 ;

[0025] Figure 3 Schematic three-dimensional structure of the present utility model Figure 3 ;

[0026] Figure 4 Schematic enlarged structure diagram of the reinforcing component and the limiting component of the present utility model;

[0027] Figure 5 Schematic disassembled structure diagram of the reinforcing component and the limiting component of the present utility model.

[0028] Wherein: 1. Cabinet body; 2. Cabinet door; 3. Reinforcing component; 301. Fixing strip; 302. Long slot; 303. Slot; 304. Fixing hole; 4. Limiting component; 401. Base plate; 402. Insertion strip; 403. Limiting hole; 404. Limiting cover; 5. Locking component; 501. Binding strap; 502. Fixed block; 503. Limiting ear; 504. Limiting slot; 6. Wire harness. Detailed Embodiment

[0029] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0030] Embodiment 1: As Figures 1-5 shown, a cable fixing device for a low-voltage switchgear provided by the present utility model is arranged on the inner wall of the cabinet body 1. A cabinet door 2 is rotatably connected to the front end of the cabinet body 1. A reinforcement component 3 is fixedly connected to the rear end of the cabinet door 2. A limiting component 4 is arranged on the surface of the reinforcement component 3. A locking component 5 is arranged outside the limiting component 4. A wire harness 6 is clamped and fixed at the center of the locking component 5;

[0031] The reinforcement component 3 includes a fixing strip 301, a long slot 302, a slot 303, and a fixing hole 304. A slot 303 is formed on the surface of the fixing strip 301. Slots 303 are formed on both sides of the fixing strip 301. A fixing hole 304 is formed on the surface of the fixing strip 301;

[0032] The limiting component 4 includes a bottom plate 401, an insertion strip 402, a limiting hole 403, and a limiting cover 404. An insertion strip 402 is arranged on the back surface of the bottom plate 401. A limiting hole 403 is formed on the surface of the bottom plate 401. A limiting cover 404 is arranged on the surface of the bottom plate 401.

[0033] Specifically, the long slot 302 is adapted to the insertion strip 402, and the diameter of the fixing hole 304 is the same as that of the limiting hole 403. The advantage is that the long slot 302 and the insertion strip 402 are provided. When fixing the wire harness 6, according to the routing path of the wire harness 6, the fixing strip 301 is fixedly installed on the inner wall of the cabinet body 1 and the inner side of the cabinet door 2 with screws. The insertion strip 402 of the limiting component 4 is inserted into the long slot 302 of the reinforcement component 3, so that the limiting hole 403 corresponds to the fixing hole 304. The limiting hole 403 and the fixing hole 304 are locked with screws, so that the reinforcement component 3 and the limiting component 4 are locked. Multiple limiting components 4 can be set according to needs, and the wire harness 6 is tightened in the limiting component 4, making the internal wiring of the low-voltage switchgear simple and clear, which is conducive to maintenance.

[0034] Specifically, the fixing strip 301 is locked and connected to the cabinet body 1 and the cabinet door 2 through screws. The advantage is that the fixing strip 301 is installed on the inner side of the cabinet door 2. Multiple reinforcement components 3 cooperate to reinforce the cabinet door 2, which can improve the structural strength of the cabinet door 2 and make the cabinet door 2 not easily deformed.

[0035] Specifically, two symmetric and identical limiting covers 404 are arranged on the surface of the bottom plate 401, and the cross-section of the limiting cover 404 is in an arc-shaped structure. The advantage is that the limiting cover 404 is provided, and when the wire harness 6 is fixed, it is tightened in the limiting cover 404, and the fixing effect is good. When the limiting component 4 fixes the wire harness 6, the wire harness 6 is kept at a certain distance from the cabinet door 2 or the cabinet body 1, the contact area between the wire harness 6 and the air is large, and the heat dissipation effect is good.

[0036] Embodiment 2: As Figures 2-5 shown, as an improvement over the previous embodiment.

[0037] Specifically, the locking component 5 includes a strap 501, a fixing block 502, a limiting ear 503 and a limiting groove 504. One end of the strap 501 is fixedly connected to the fixing block 502, the limiting ear 503 is arranged on the surface of the fixing block 502, and the limiting groove 504 is formed on the surface of the other end of the strap 501. The advantage is that the locking component 5 is provided to tighten the wire harness 6.

[0038] Specifically, the height of the strap 501 is the same as the height of the slot 303, and the strap 501 is made of fluororubber. The advantage is that the strap 501 is made of fluororubber, with strong anti-aging performance and durability.

[0039] Specifically, the height of the limiting ear 503 is greater than the height of the limiting groove 504. The advantage is that when the wire harness 6 is placed between the two limiting covers 404, the strap 501 is inserted into the slot 303, the strap 501 surrounds from both sides of the limiting cover 404, and the limiting ear 503 is inserted into the corresponding limiting groove 504, so as to tighten the wire harness 6 in the limiting cover 404. The operation is convenient, and multiple limiting grooves 504 are convenient for adjusting the fixing tightness and can fix wire harnesses 6 of different specifications.

[0040] Working principle: During use, according to the routing path of the wire harness 6, the fixing strip 301 is fixed and installed on the inner wall of the cabinet body 1 and the inner side of the cabinet door 2 with screws. The insertion strip 402 of the limiting component 4 is inserted into the long slot 302 of the reinforcement component 3, so that the limiting hole 403 corresponds to the fixing hole 304, and the limiting hole 403 and the fixing hole 304 are locked with screws, so that the reinforcement component 3 and the limiting component 4 are locked. Multiple limiting components 4 can be set according to needs. When the wire harness 6 is placed between the two limiting covers 404, the strap 501 is inserted into the slot 303, the strap 501 surrounds from both sides of the limiting cover 404, and the limiting ear 503 is inserted into the corresponding limiting groove 504, so as to tighten the wire harness 6 in the limiting cover 404. The operation is convenient, and multiple reinforcement components 3 cooperate to reinforce the cabinet door 2, which can improve the structural strength of the cabinet door 2, make the cabinet door 2 not easy to deform. When the wire harness 6 is fixed, it is tightened in the limiting cover 404, and the fixing effect is good. When the limiting component 4 fixes the wire harness 6, the wire harness 6 is kept at a certain distance from the cabinet door 2 or the cabinet body 1, the contact area between the wire harness 6 and the air is large, and the heat dissipation effect is good.

[0041] Although embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A cable fixing device for a low-voltage switchgear cabinet, which is arranged on the inner wall of the cabinet body (1), and is characterized in that: A cabinet body (1) is rotatably connected to a cabinet door (2) at the front end. A reinforcement component (3) is fixedly connected to the back end of the cabinet door (2). A limiting component (4) is arranged on the surface of the reinforcement component (3). A locking component (5) is arranged outside the limiting component (4). A wire harness (6) is clamped and fixed at the center of the locking component (5). The reinforcement component (3) includes a fixing strip (301), a long groove (302), a slot (303), and a fixing hole (304). The slot (303) is formed on the surface of the fixing strip (301). Slots (303) are formed on both sides of the fixing strip (301). The fixing hole (304) is formed on the surface of the fixing strip (301). The limiting component (4) includes a bottom plate (401), an inserting strip (402), a limiting hole (403), and a limiting cover (404). The inserting strip (402) is arranged on the back surface of the bottom plate (401). The limiting hole (403) is formed on the surface of the bottom plate (401). The limiting cover (404) is arranged on the surface of the bottom plate (401).

2. The cable fixing device for a low-voltage switchgear according to claim 1, characterized in that: The long groove (302) is adapted to the inserting strip (402). The diameter of the fixing hole (304) is the same as that of the limiting hole (403).

3. The cable fixing device for a low-voltage switchgear according to claim 1, characterized in that: The fixing strip (301) is tightly connected to the cabinet body (1) and the cabinet door (2) by screws.

4. The cable fixing device for a low-voltage switchgear according to claim 1, characterized in that: Two symmetrically identical limiting covers (404) are arranged on the surface of the bottom plate (401). The cross section of the limiting cover (404) is in an arc-shaped structure.

5. A cable fixing device for a low-voltage switchgear according to claim 1, characterized in that: The locking component (5) includes a binding band (501), a fixing block (502), a limiting ear (503), and a limiting groove (504). The fixing block (502) is fixedly connected to one end of the binding band (501). The limiting ear (503) is arranged on the surface of the fixing block (502). The limiting groove (504) is formed on the surface of the other end of the binding band (501).

6. The cable fixing device for a low-voltage switchgear according to claim 5, characterized in that: The height of the binding band (501) is the same as that of the slot (303). The binding band (501) is made of fluororubber.

7. The cable fixing device for a low-voltage switchgear according to claim 6, characterized in that: The height of the limiting ear (503) is greater than that of the limiting groove (504).

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