CN111431050A - High-low voltage cabinet convenient to installation wiring - Google Patents

Abstract

The invention discloses a high and low voltage cabinet for easy installation and wiring, comprising a cabinet body with an opening at the front end, a cabinet door hinged at the opening of the cabinet body, and a wire inlet and a wire outlet at the bottom end of the side wall of the cabinet body for wiring in and out. The wire inlet and outlet are provided with corner pulleys for line winding, the upper ends of the wire inlet and outlet are provided with a number of wiring clips that can fix the wire, and the cabinet is provided with a vertical mounting plate. Under the action of the mobile component, it is close to/away from the cabinet. The mobile component includes a screw rod on one side wall of the cabinet body, which is rotatably provided with a nut seat, and the other side wall of the cabinet body has a guide post, which can slide The slider is connected, the mounting plate is fixed between the nut seat and the slider, the mounting plate is provided with multi-layer components, the lower end of each layer of components is provided with a branch component, and the branch component is fixed on the installation plate. It is convenient for wiring installation of high and low voltage cabinets.

Description

High and low voltage cabinets for easy installation and wiring

technical field

The invention relates to the technical field of power equipment, in particular to a high and low voltage cabinet which is convenient for installation and wiring.

Background technique

As the name implies, high and low voltage switchgear is a device that connects high voltage or low voltage cables. Generally, power supply bureaus and substations use high voltage cabinets, which are then stepped down by transformers to low voltage cabinets, and then low voltage cabinets to each power distribution box. It is nothing more than an electrical equipment that assembles some protective devices such as switch circuit breakers into one. The high and low voltage switchgear is a kind of electrical equipment. The outside line first enters the main control switch in the cabinet, and then enters the sub-control switch, and each sub-circuit is set according to its needs. Such as instruments, automatic control, motor magnetic switches, various AC contactors and other components are fixed on the installation board, the line enters the cabinet from the wire inlet, and is connected to each component. There are many components and lines in the high and low voltage cabinet. Generally, the mounting plate with the components installed is fixed in the cabinet. In order to reduce the damage to the components and the stability of the cabinet, the mounting plate is usually fixed in the cabinet away from the cabinet. side of the door. The space in the cabinet is limited, and the wiring operator needs to bend down and stretch into the cabinet when wiring, which is not convenient for the wiring operator to install wiring. In addition, there are many lines, and there are no reasonable distribution components in the cabinet, which leads to confusion of lines and difficult maintenance in the later period.

SUMMARY OF THE INVENTION

In order to overcome the above shortcomings, the purpose of the present invention is to provide a high and low voltage cabinet which is convenient for installation and wiring.

In order to achieve the above purpose, the technical solution adopted in the present invention is: a high and low voltage cabinet for easy installation and wiring, including a cabinet body with an opening at the front end, a cabinet door is hinged at the opening of the cabinet body, and a bottom end of the side wall of the cabinet body is provided with a The wire inlet and outlet for line in and out are characterized in that: the wire inlet and outlet are provided with corner pulleys for winding the wire, and the upper ends of the wire inlet and outlet are provided with several fixed A wiring clip for lines, a vertical mounting plate is arranged in the cabinet, and the mounting plate is close to/away from the cabinet under the action of the moving assembly, and the moving assembly includes a side wall of the cabinet that is rotatably provided with a screw rod , the screw rod is threadedly connected with a nut seat, the other side wall of the cabinet has a guide post, the guide post is slidably connected with a slider, and the mounting plate is fixed between the nut seat and the slider, The mounting board is provided with multi-layer components, and the lower end of each layer of the components is provided with a branching component, and the branching component is fixed on the mounting board.

The beneficial effect of the present invention is that: the mounting plate with the components installed can be close to/away from the cabinet door under the action of the moving component, and when wiring is required, the screw rod can be rotated, and the mounting plate can be close to the cabinet door, so that the electrical components can be connected to the cabinet door. During maintenance, it is not affected by the cabinet space, which is convenient for installation and wiring. In addition, there are corner pulleys for the line winding at the wire inlet and outlet. The wire passes through the corner pulley before entering the alignment clamp to reduce the damage of the wire when it is bent vertically. , to ensure that the lines in the cabinet are clean and easy to maintain.

Further, the wire distribution assembly includes a horizontally placed bottom plate, the bottom plate is fixed to the mounting plate by bolts, a cable management frame is fixed on one side of the bottom plate, and a number of placement slots are opened on the side of the cable management frame close to the cabinet door, so A baffle plate for opening and closing the opening is arranged at the opening of the placing slot. Each branch line passes through the placing slot in turn to complete the line branching to ensure the cleanliness of the line. The opening of the placing groove can be opened and closed under the action of the baffle, which is convenient for the wiring of the line.

Furthermore, the baffle is a telescopic baffle, which includes a fixed rod fixed to the hollow structure of the wall of the placing groove and a telescopic rod that can slide horizontally along the fixed rod. A spring, one end of the spring is fixed with the bottom end of the fixing rod, and the other end is fixed with the telescopic rod. It is convenient for the line to be introduced from the side of the placing slot, avoiding the inconvenience of wearing up and down, and the end of the telescopic rod away from the fixed rod is extended with a protruding rod, which is convenient to manually move the telescopic rod.

More specifically, the placement slot is U-shaped, and a rubber layer is provided on the slot wall of the placement slot to reduce wear and tear on the circuit.

Further, both ends of the screw rod are provided with bearing seats, the bearing seats are fixedly connected with the side walls of the cabinet body, and one end of the screw rod close to the cabinet door penetrates through the bearing seats and is fixed with a driving member. The driving part can be a motor or a hand wheel, and the driving part drives the screw to rotate.

Further, the lower end of the mounting plate is fixed with a chute, and the bottom wall of the cabinet is provided with a sliding rail matching the chute. The chute is a T-shaped chute, which makes the movement of the mounting plate more stable.

Further, the locating clip is C-shaped and made of hard plastic, which is convenient for the positioning and routing of the circuit.

Further, a protective cover is provided at the wire inlet and the wire outlet, and the protective cover is made of rubber.

Further, the mounting plate is provided with a number of T-shaped installation slot holes, the T-shaped installation slot holes are arranged alternately and regularly, and the components and branch assemblies are fixed by bolts passing through the T-shaped installation slot holes. on the mounting plate.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the embodiment of the present invention;

2 is a side view of an embodiment of the present invention;

Fig. 3 is an enlarged view at A in Fig. 1;

Fig. 4 is an enlarged view at B in Fig. 1;

5 is a top view of the moving assembly in this embodiment;

FIG. 6 is a schematic diagram of the structure of the line distribution component in this embodiment.

In the picture:

1-Cabinet body, 2-Cabinet door, 1a-Cable inlet, 1b-Cable outlet, 1c-Slide rail, 3-Corner pulley, 4-Alignment clip, 5-Installation plate, 51-Chute, 52-T Type mounting slot, 61-screw, 62-nut seat, 63-guide column, 64-slider, 65-bearing seat, 66-drive piece, 7-component, 8-split assembly, 81-base plate, 82-Cable management frame, 83-Place slot, 84-Baffle plate, 841-Fixed rod, 842-Telescopic rod, 843-Spring.

Detailed ways

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the protection scope of the present invention can be more clearly defined.

Referring to Figures 1-6, a high and low voltage cabinet for easy installation and wiring of the present invention includes a cabinet body 1 with an open front end, and a cabinet door 2 is hinged at the opening of the cabinet body 1 . The lower end of the cabinet body 1 is fixed with four supporting feet, and a placement cavity is formed in the cabinet body 1 . The bottom end of the side wall of the cabinet 1 is respectively provided with a wire inlet 1a and a wire outlet 1b for incoming and outgoing lines.

The wire inlet 1a and the wire outlet 1b are provided with corner pulleys 3 for winding the wire, and the upper ends of the wire inlet 1a and the wire outlet 1b are provided with a number of alignment clips 4 that can fix the wire. When the line enters the cabinet 1, it enters horizontally from the wire inlet 1a, and the self-rotating pulley 3 is wound for half a turn and then enters the wiring clamp 4 upward, and vice versa when the line is output from the cabinet 1. The corner pulley 3 includes an installation frame fixed on the side wall of the cabinet 1, and a round roller rotatably connected between the installation frames. The locating clip 4 is C-shaped and made of hard plastic, which is convenient for line positioning and routing.

The cabinet body 1 is provided with a vertically placed mounting plate 5 , and the mounting plate 5 is close to/away from the cabinet door 2 under the action of the moving assembly. The moving assembly includes a screw rod 61 rotatably provided on one side wall of the cabinet body 1, the screw rod 61 is threadedly connected with a nut seat 62, and the other side wall of the cabinet body 1 has a guide post 63, the guide A sliding block 64 is slidably connected to the column 63 , and the mounting plate 5 is fixed between the nut seat 62 and the sliding block 64 . Both ends of the screw rod 61 are provided with bearing seats 65 , the bearing seats 65 are fixedly connected with the side wall of the cabinet 1 , and one end of the screw rod 61 close to the cabinet door 2 penetrates through the bearing seats 65 and is fixed with a driving member 66 . . The driving member 66 can be a motor or a hand wheel, and the driving member 66 drives the screw 61 to rotate. One of the two bearing seats 65 is fixed at the connection between the side wall and the rear wall of the cabinet 1 , and the other is fixed on the inner side of the alignment clip 4 . The length of the screw rod 61 is less than the depth of the cabinet 1 .

The mounting board 5 is provided with multi-layer components 7 , and the lower end of each layer of the components 7 is provided with a branching component 8 , and the branching component 8 is fixed on the mounting board 5 . The line distribution assembly 8 includes a horizontally placed bottom plate 81 , the bottom plate 81 is fixed to the mounting plate 5 by bolts, a cable management frame 82 is fixed on one side of the bottom plate 81 , and a plurality of cables are provided on the side of the cable management frame 82 close to the cabinet door 2 . The placement slot 83 is provided with a baffle plate 84 for opening and closing the opening at the opening of the placement slot 83 . Each branch line passes through the placement slot 83 in turn to complete the line split and ensure the cleanliness of the line. The opening of the placement slot 83 can be opened and closed under the action of the baffle plate 84 to facilitate the wiring of the line. The baffle 84 is a retractable baffle 84, including a hollow structure fixed rod 841 fixed on the groove wall of the placement groove 83 and a telescopic rod 842 that can slide horizontally along the fixed rod 841. A spring 843 is arranged between, one end of the spring 843 is fixed with the bottom end of the fixing rod 841 , and the other end is fixed with the telescopic rod 842 . It is convenient for the line to be introduced from the side of the placement slot 83 to avoid the inconvenience of going up and down, and the end of the telescopic rod 842 away from the fixed rod 841 is extended with a convex rod, which is convenient for manually moving the telescopic rod 842 . The placing groove 83 is U-shaped, and a rubber layer is provided on the groove wall of the placing groove 83 to reduce the wear of the circuit.

A plurality of sliding grooves 51 are fixed at the lower end of the mounting plate 5 , and a sliding rail 1 c matching the sliding grooves 51 is provided on the bottom wall of the cabinet body 1 . The chute 51 is a T-shaped chute 51 , which makes the movement of the mounting plate 5 more stable.

The wire inlet 1a and the wire outlet 1b are provided with protective sleeves, and the protective sleeves are made of rubber. The mounting plate 5 is provided with a number of T-shaped mounting slots 52 , and the T-shaped mounting slots are arranged alternately and regularly. Fixed on the mounting plate 5 .

During wiring or maintenance, by rotating the screw 61, the mounting plate 5 can be close to the cabinet door 2, so that the maintenance of the electrical components 7 is not affected by the space of the cabinet 1, which facilitates installation and wiring operations. The line is inserted horizontally from the wire inlet 1a, and the self-rotating pulley 3 is wound for half a turn and then fixed vertically in the alignment clamp 4. When passing through each layer of components 7, each line is separated and passed through the branching assembly 8 in turn, and the slot is placed. 83 and baffle plate 84, it is convenient for the line to enter the placement slot 83 from the side and insert into the corresponding component 7. After installation, rotate the mounting plate 5 according to actual needs and place it to the inner side away from the cabinet door 2 .

The above embodiments are only to illustrate the technical concept and characteristics of the present invention, and their purpose is to allow those familiar with the art to understand the content of the present invention and implement it, and cannot limit the scope of protection of the present invention. Equivalent changes or modifications made should all be included within the protection scope of the present invention.

Claims (9)

1. A high and low voltage cabinet for easy installation and wiring, including a cabinet body (1) with an open front end, a cabinet door (2) hinged at the opening of the cabinet body (1), and a bottom end of the side wall of the cabinet body (1) is provided There is a wire inlet (1a) and a wire outlet (1b) for the line to enter and exit, and it is characterized in that: the wire inlet (1a) and the wire outlet (1b) are provided with a corner pulley (3) for winding the line, The upper ends of the wire inlet (1a) and the wire outlet (1b) are provided with a plurality of wiring clips (4) that can fix the wire, and a vertical mounting plate (5) is arranged in the cabinet (1), The mounting plate (5) moves closer to/away from the cabinet door (2) under the action of the moving assembly, and the moving assembly includes a screw rod (61) rotatably arranged on one side wall of the cabinet body (1), and the screw rod ( 61) A nut seat (62) is threadedly connected, a guide post (63) is provided on the other side wall of the cabinet (1), and a slider (64) is slidably connected to the guide post (63). The mounting plate (5) is fixed between the nut seat (62) and the slider (64), the mounting plate (5) is provided with multi-layer components (7), and the lower end of each layer of the components (7) corresponds to A wire branch assembly (8) is provided, and the wire branch assembly (8) is fixed on the mounting plate (5). 2. The high and low voltage cabinet for easy installation and wiring according to claim 1, characterized in that: the distribution assembly (8) comprises a horizontally placed bottom plate (81), and the bottom plate (81) is fixed to the mounting plate by bolts (5), a cable management frame (82) is fixed on one side of the bottom plate (81), and a plurality of placement slots (83) are opened on the side of the cable management frame (82) close to the cabinet door, and the placement slot (83) is open. A baffle plate (84) for opening and closing the opening is provided at the position. 3. The high and low voltage cabinet for easy installation and wiring according to claim 2, characterized in that: the baffle (84) is a retractable baffle, comprising a hollow structure fixed rod fixed on the groove wall of the placement groove (83) (841) and a telescopic rod (842) that can slide horizontally along the fixed rod (841), a spring (843) is arranged between the telescopic rod (842) and the fixed rod (841), one end of the spring (843) is connected to the The bottom end of the fixing rod (841) is fixed, and the other end is fixed with the telescopic rod (842). 4. The high and low voltage cabinet for easy installation and wiring according to claim 2, characterized in that: the placement groove (83) is U-shaped, and a rubber layer is provided on the groove wall of the placement groove (83). 5. The high and low voltage cabinet for easy installation and wiring according to claim 1, wherein both ends of the lead screw (61) are provided with bearing seats (65), and the bearing seats (65) are connected to the cabinet body. The side wall of the screw rod (61) is fixedly connected, and one end of the screw rod (61) close to the cabinet door is fixed with a driving member (66) through the bearing seat. 6 . The high and low voltage cabinet for easy installation and wiring according to claim 5 , wherein a chute ( 51 ) is fixed at the lower end of the mounting plate ( 5 ), and a bottom wall of the cabinet body ( 1 ) is provided with a The slide rail (1c) matched with the chute (51). 7 . The high and low voltage cabinet for easy installation and wiring according to claim 1 , wherein the wiring clip ( 4 ) is C-shaped and made of hard plastic. 8 . 8 . The high and low voltage cabinet for easy installation and wiring according to claim 1 , wherein a protective cover is provided at the wire inlet ( 1 a ) and the wire outlet ( 1 b ), and the protective cover is made of rubber. 9 . 9. The high and low voltage cabinet for easy installation and wiring according to claim 1, characterized in that: the mounting plate (5) is provided with a plurality of T-shaped installation slot holes (52), the T-shaped installation slot holes (52) ) are alternately and regularly arranged in reversed positive phases, and the components (7) and the branch assembly (8) are fixed to the mounting plate (5) by bolts passing through the T-shaped mounting slot holes (52).

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