Wiring device for frequency conversion cabinet

Abstract

The utility model discloses a wiring device for a frequency conversion cabinet, which comprises a cabinet body, the front side of the cabinet body is movably connected with two cabinet doors in mirror symmetry, a plurality of equidistantly distributed guide rails are horizontally fixed on two sides of the inner wall of the cabinet body, each guide rail is movably connected with a wire clamp, two ends of each wire clamp are respectively provided with a guide block, and the guide blocks are arranged on the inner wall of the cabinet body. And the two guide blocks are movably connected with the guide rail. According to the utility model, the guide rails are fixed in the cabinet body, and the guide rails are provided with the wire clamps connected with the guide rails through the guide blocks, the sliding grooves, the sliding blocks, the first guide grooves, the friction strips, the second guide grooves and the bolts, so that the distance between the wire clamps can be adjusted conveniently, the wire clamps do not need to be disassembled and assembled in the cabinet body repeatedly, and the distance between the wire clamps can be adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of frequency conversion cabinets, in particular to a wiring device for a frequency conversion cabinet. Background Art

[0002] The frequency conversion control cabinet is mainly used to adjust the working frequency of the equipment, reduce energy loss, start the equipment smoothly, and reduce the damage to the motor caused by the large current generated when the equipment is directly started. At the same time, it has analog input (for speed control or feedback signal), PID control, pump switching control (for constant pressure), communication function, macro function (different parameter settings for different occasions), multi-speed, etc. It can be widely used in industrial and agricultural production and various types of buildings. Water supply, drainage, fire protection, sprinkler network boosting and HVAC hot and cold water circulation and other occasions of automatic control.

[0003] The components in the frequency conversion control cabinet are composed of multiple electrical components connected to each other by cables. When wiring the frequency conversion cabinet, multiple line cards are needed to fix the cables in the cabinet. In order to improve the neatness of the cable routing in the cabinet, the distance between each line card needs to be adjusted. However, the current line cards are directly installed in the cabinet through screws and U-shaped plastic parts. The line cards need to be repeatedly disassembled and assembled on the cabinet body, and the spacing between each line card needs to be adjusted constantly, which is quite troublesome. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a wiring device for a frequency conversion cabinet.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a wiring device for a frequency conversion cabinet, comprising a cabinet body, the front side of which is movably connected to two mirror-symmetrical cabinet doors, a number of guide rails equidistantly distributed are horizontally fixed on both sides of the inner wall of the cabinet body, each of the guide rails is movably connected to a wire card, and a guide block is provided at each end of the wire card, and the two guide blocks are movably connected to the guide rails.

[0006] As a further description of the above technical solution: a universal wheel is provided at each of the four corners of the bottom surface of the cabinet body, a plurality of second heat dissipation holes are penetrated on both sides of the cabinet body, and a plurality of first heat dissipation holes distributed at equal distances are penetrated at the front lower ends of the two cabinet doors.

[0007] As a further description of the above technical solution: two first guide grooves that are mirror-symmetrical in upper and lower directions are laterally opened on the side of the guide rail, and slide grooves connected to the first guide grooves are longitudinally opened at both upper and lower ends of the guide rail, and the bottom wall of the slide groove is flush with the bottom wall of the first guide groove, a slider is slidably connected in each of the slide grooves, and each of the guide blocks is fixedly connected to one of the sliders.

[0008] As a further description of the above technical solution: two friction strips that are mirror-symmetrical up and down are longitudinally fixed on the inner side of the guide rail, and the two guide blocks are each provided with a second guide groove adapted to the friction strip, and each of the second guide grooves is movably connected to a friction strip, and a support block is fixed at each end of the line card, and the end face of the support block horizontally passes through a countersunk hole, and a rotating connecting bolt is inside the countersunk hole.

[0009] As a further description of the above technical solution: a thread groove adapted to the bolt is horizontally opened on the end surface of each guide block, the end of the bolt extends into the thread groove, and the support block abuts against the friction strip.

[0010] As a further description of the above technical solution: both surfaces of the friction strip and the second guide groove that are in contact are smooth, and the contact surface between the support block and the friction strip is provided with burrs.

[0011] The utility model has the following beneficial effects:

[0012] Compared with the prior art, the wiring device for the frequency conversion cabinet fixes a guide rail in the cabinet and provides a line card on the guide rail that is connected to the line card through a guide block, a slide groove, a slider, a first guide groove, a friction strip, a second guide groove and bolts, so that the spacing between the line cards can be adjusted easily, and there is no need to repeatedly disassemble and assemble the line cards in the cabinet to achieve adjustment of the spacing between the line cards. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a three-dimensional diagram of the overall structure of a wiring device for a frequency conversion cabinet proposed by the utility model;

[0014] Figure 2 This is a main cross-sectional view of the overall structure of a wiring device for a frequency conversion cabinet proposed by the utility model;

[0015] Figure 3 This is a side sectional view of the overall structure of a wiring device for a frequency conversion cabinet proposed by the utility model;

[0016] Figure 4 A wiring device for a frequency conversion cabinet proposed by the utility model Figure 2 A magnified view of the structure at B in the middle;

[0017] Figure 5 This is a three-dimensional diagram of the connection between a guide rail and a line card of a wiring device for a frequency conversion cabinet proposed by the utility model.

[0018] Legend:

[0019] 1. Cabinet body; 2. Cabinet door; 3. Universal wheel; 4. First heat dissipation hole; 5. Second heat dissipation hole; 6. Guide rail; 7. Wire clip; 8. Guide block; 9. Slider; 10. Slide groove; 11. First guide groove; 12. Bolt; 13. Countersunk hole; 14. Support block; 15. Thread groove; 16. Friction strip; 17. Second guide groove. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0021] Reference Figures 1 to 5 The utility model provides a wiring device for a frequency conversion cabinet: it includes a cabinet body 1, the front side of the cabinet body 1 is movably connected to two mirror-symmetrical cabinet doors 2, a universal wheel 3 is provided at each of the four corners of the bottom surface of the cabinet body 1, a plurality of second heat dissipation holes 5 are penetrated on both sides of the cabinet body 1, a plurality of first heat dissipation holes 4 distributed at equal distances are penetrated at the front lower ends of the two cabinet doors 2, a plurality of guide rails 6 distributed at equal distances are horizontally fixed on both sides of the inner wall of the cabinet body 1, a wire card 7 is movably connected to each guide rail 6, a guide block 8 is provided at each end of the wire card 7, and the two guide blocks 8 are movably connected to the guide rail 6, two first guide grooves 11 with upper and lower mirror-symmetrical symmetry are transversely provided on the side surface of the guide rail 6, a slide groove 10 connected to the first guide groove 11 is longitudinally provided at the upper and lower ends of the guide rail 6, and the bottom wall of the slide groove 10 is flush with the bottom wall of the first guide groove 11, each A slider 9 is slidably connected in each slide groove 10, and a slider 9 is fixedly connected to each guide block 8. Two friction strips 16 that are mirror-symmetrical in upper and lower directions are longitudinally fixed on the inner side of the guide rail 6. The two guide blocks 8 are each provided with a second guide groove 17 adapted to the friction strip 16, and a friction strip 16 is movably connected in each second guide groove 17. A support block 14 is fixed at each end of the line card 7, and the end face of the support block 14 horizontally passes through the countersunk hole 13, and the countersunk hole 13 is rotatably connected with a bolt 12. The end face of each guide block 8 is horizontally provided with a threaded groove 15 adapted to the bolt 12, and the end of the bolt 12 extends into the threaded groove 15. The support block 14 abuts against the friction strip 16, and both sides of the friction strip 16 and the second guide groove 17 are smooth, and the contact surface between the support block 14 and the friction strip 16 is provided with burrs.

[0022] By fixing the guide rail 6 in the cabinet 1, and arranging the line card 7 connected to the guide rail 6 through the guide block 8, the slide groove 10, the slider 9, the first guide groove 11, the friction strip 16, the second guide groove 17 and the bolt 12, it is convenient to adjust the spacing between the line cards 7, and there is no need to repeatedly disassemble and assemble the line cards 7 in the cabinet 1 to achieve the adjustment of the spacing between the line cards 7;

[0023] Working principle: When in use, multiple cable clips 7 for fixing cables are installed on the guide rail 6. During installation, the slide grooves 10 on the two guide blocks 8 are clamped on the guide rail 6 through the first guide groove 11, so that the two sliders 9 correspond to the two slide grooves 10 respectively, and then the guide block 8 is pushed into the cabinet 1 together with the cable clip 7, and then the cables are passed through multiple cable clips 7 in turn, and then each cable clip 7 is pushed to move on the guide rail 6 to adjust the distance between each cable clip 7. When the cable clip 7 moves to the appropriate position, the bolt 12 is rotated. Under the action of the threaded groove 15, the bolt 12 moves toward one side of the friction strip 16 until the end of the support block 14 abuts against the friction strip 16, and the friction between the friction strip 16 and the support block 14 is used to limit the movement of the cable clip 7, thereby realizing the rapid adjustment and installation of the position of the cable clip 7.

[0024] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A wiring device for a frequency conversion cabinet, comprising a cabinet body (1), wherein the front side of the cabinet body (1) is movably connected to two mirror-symmetrical cabinet doors (2), characterized in that: A plurality of equally spaced guide rails (6) are horizontally fixed on both sides of the inner wall of the cabinet (1); each of the guide rails (6) is movably connected to a cable card (7); a guide block (8) is provided at each end of the cable card (7); and both guide blocks (8) are movably connected to the guide rail (6).

2. A wiring device for a frequency conversion cabinet according to claim 1, characterized in that: A universal wheel (3) is provided at each of the four corners of the bottom surface of the cabinet body (1), a plurality of second heat dissipation holes (5) are penetrated on both sides of the cabinet body (1), and a plurality of first heat dissipation holes (4) distributed at equal distances are penetrated at the front lower ends of the two cabinet doors (2).

3. A wiring device for a frequency conversion cabinet according to claim 1, characterized in that: Two first guide grooves (11) are laterally formed on the side surface of the guide rail (6) and are mirror-symmetrical in upper and lower directions. Slide grooves (10) connected to the first guide grooves (11) are longitudinally formed at both upper and lower ends of the guide rail (6). The bottom wall of the slide groove (10) is flush with the bottom wall of the first guide groove (11). A sliding block (9) is slidably connected in each of the slide grooves (10), and each of the guide blocks (8) is fixedly connected to one of the sliding blocks (9).

4. The wiring device for a frequency conversion cabinet according to claim 1, characterized in that: Two friction strips (16) that are mirror-symmetrical up and down are longitudinally fixed on the inner side of the guide rail (6); the two guide blocks (8) are each provided with a second guide groove (17) adapted to the friction strip (16); each of the second guide grooves (17) is movably connected to a friction strip (16); a support block (14) is fixed to each of the two ends of the line clamp (7); an end face of the support block (14) horizontally passes through a countersunk hole (13); a rotatable connecting bolt (12) is inserted into the countersunk hole (13).

5. A wiring device for a frequency conversion cabinet according to claim 4, characterized in that: A thread groove (15) adapted to the bolt (12) is horizontally formed on the end surface of each guide block (8); the end of the bolt (12) extends into the thread groove (15); and the support block (14) abuts against the friction strip (16).

6. A wiring device for a frequency conversion cabinet according to claim 4, characterized in that: Both surfaces of the friction strip (16) and the second guide groove (17) that are in contact are smooth surfaces, and the contact surface between the support block (14) and the friction strip (16) is provided with burrs.

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