CN215683112U - PLC control cabinet with good shielding effect - Google Patents

Abstract

The utility model discloses a PLC control cabinet with a good shielding effect, which comprises a PLC control cabinet, a box body and a wire storage groove, wherein the wire storage groove is fixed at the bottom in the PLC control cabinet through a bolt, a wire bundling hole is embedded in the top of the wire storage groove, one end of the top of the wire storage groove is fixed with a mounting plate through a bolt, an elastic cushion is glued on one side of the mounting plate, a suction fan is mounted on the other side of the mounting plate through a mounting frame, a first shielding layer is coated on the inner surface of the PLC control cabinet, and a second shielding layer is glued on the inner side of the first shielding layer. The PLC control cabinet has good integral protection performance, can effectively shield the interference of external electromagnetic waves to electrical equipment in the PLC control cabinet, and can effectively classify the wire harnesses in the PLC control cabinet, thereby avoiding the wire harnesses from being disordered and wound together.

Description

PLC control cabinet with good shielding effect

Technical Field

The utility model relates to the technical field of PLC control cabinets, in particular to a PLC control cabinet with a good shielding effect.

Background

The PLC control cabinet is a programmable control cabinet, the control cabinet is a complete set of control cabinet, an electric cabinet capable of realizing control of a motor and a switch has protection functions of overload, short circuit, open-phase protection and the like.

The patent number CN201921629861.0 discloses a stable anti-interference PLC control cabinet, which comprises an anti-interference control cabinet, wherein a controller cavity and a safety grid cavity are arranged in the control cabinet, a PLC is arranged in the controller cavity, a safety grid is arranged in the safety grid cavity, a strong electric cable isolation cavity is also arranged on one side of the control cabinet, a cable bridge is arranged in the strong electric cable isolation cavity, and the cable bridge is used for arranging strong electric cables in the control cabinet; the other side of the control cabinet is also provided with a power cavity, a redundant power supply is arranged in the power cavity, and the stable anti-interference PLC control cabinet improves a hardware structure.

Above-mentioned stabilize anti-interference type PLC control rack weak point lies in: 1. overall structure is simple, can not carry out whole, classification to the pencil, and the chaotic of pencil is placed at the internal of cabinet, and the winding is together easy, and 2, shielding capability are relatively poor, and internal plant receives outside electromagnetic wave's interference easily. Therefore, the PLC control cabinet with a good shielding effect is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a PLC control cabinet with a good shielding effect, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a shield effectual PLC control cabinet, includes PLC switch board, box body and stores up the line groove, the bottom has the storage line groove through the bolt fastening in the PLC switch board, the wiring hole has been inlayed at storage line groove top, storage line groove top one end has the mounting panel through the bolt fastening, mounting panel one side veneer cushion, the suction fan is installed through the mounting bracket to the mounting panel opposite side, PLC switch board internal surface coating has a shielding layer, a shielding layer inboard veneer has No. two shielding layers.

Furthermore, the box body is fixed at the top in the PLC control cabinet through bolts, a winding rod is installed inside the box body through a bearing, a transparent insulating film is wound and fixed on the outer side of the winding rod, a pull rod is glued on one side of the transparent insulating film and is located at the bottom of the box body, and a clockwork spring is fixed at two ends of the outer side of the winding rod through bolts; the personnel pull out transparent insulation film, can prevent to appear the condition of electrocuteeing after opening the winding pole, and the clockwork spring can drive the winding pole and rotate, retrieves transparent insulation film to the box body in.

Furthermore, a dust screen is fixed on one side of the PLC control cabinet through a bolt, wire inlet holes are formed in the bottom of the dust screen, and the number of the wire harness holes is multiple; in the dust screen can prevent that outside dust from getting into the PLC switch board, a plurality of bunch holes are convenient to classify the pencil.

Furthermore, the other side of the PLC control cabinet is hinged with a winding rod through a hinge, the first shielding layer is made of ferrite materials, and the second shielding layer is made of aluminum foil materials; the interference of external electromagnetic waves to electrical equipment in the PLC control cabinet can be effectively shielded by the first shielding layer and the second shielding layer.

Furthermore, a fixing ring is welded at one end of the wire storage groove; the pull rod is conveniently and conveniently fixed, so that the pulled transparent insulating film is fixed.

Compared with the prior art, the utility model has the following beneficial effects:

1. through setting up the mounting panel, extraction fan and bunch hole, personnel are with the controller, electrical equipment such as circuit breaker uses the bolt to install on the mounting panel, the whole elasticity of the elastic pad of mounting panel one side is good, can play the cushioning effect, it is not hard up because of the vibration to prevent electrical equipment after the installation, personnel open the extraction fan and can take out the heat in the PLC switch board, reach and carry out radiating purpose in the PLC switch board, personnel insert the power cord in the storage wire groove from the entrance hole, and wear out respectively from the bunch hole and be connected with the electrical equipment of installing on the mounting panel, a plurality of bunch holes can be categorised the power cord, avoid its winding together.

2. Through setting up a shielding layer, No. two shielding layers and transparent insulation film, a shielding layer of PLC switch board inboard, make by the ferrite material, have superstrong interference killing feature, can prevent that outside electromagnetic wave from causing the interference to electrical equipment in the PLC switch board, No. two shielding layers are made by the aluminium foil material, can improve the shielding capability of PLC switch board to the electromagnetic wave, and can protect a shielding layer, personnel hold the pull rod and pull out transparent insulation film, and it is fixed with the transparent insulation film who pulls out through solid fixed ring, personnel are overhauing, when opening the winding pole, can see through transparent insulation film and observe electrical equipment, the condition of electrocuteeing prevents to appear, after loosening the pull rod, the clockwork spring can drive the winding pole and rotate, twine transparent insulation film to the outside, make it retrieve to the box in.

Drawings

Fig. 1 is a schematic view of the overall structure of a PLC control cabinet with a good shielding effect according to the present invention.

Fig. 2 is a schematic diagram of a PLC control internal structure of the PLC control cabinet with a good shielding effect.

Fig. 3 is a schematic diagram of the internal structure of the box body of the PLC control cabinet with a good shielding effect.

Fig. 4 is a sectional view of an external material of a PLC control cabinet of the PLC control cabinet according to the present invention.

In the figure: 1. a PLC control cabinet; 2. a box body; 3. a wire storage groove; 4. mounting a plate; 5. an elastic pad; 6. a wire harness hole; 7. an exhaust fan; 8. a wire inlet hole; 9. a first shielding layer; 10. a second shielding layer; 11. a winding rod; 12. a transparent insulating film; 13. a clockwork spring; 14. a pull rod; 15. a fixing ring; 16. a dust screen.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in FIGS. 1-4, a PLC control cabinet with good shielding effect comprises a PLC control cabinet 1, a box body 2 and a wire storage groove 3, the bottom of the PLC control cabinet 1 is provided with the wire storage groove 3 through bolts, a wire harness hole 6 is embedded at the top of the wire storage groove 3, one end of the top of the wire storage groove 3 is provided with a mounting plate 4 through bolts, one side of the mounting plate 4 is glued with an elastic pad 5, the other side of the mounting plate 4 is provided with an exhaust fan 7 through a mounting frame, the inner surface of the PLC control cabinet 1 is coated with a shielding layer 9, and the inner side of the shielding layer 9 is glued with a shielding layer 10.

The box body 2 is fixed to the top inside the PLC control cabinet 1 through bolts, a winding rod 11 is mounted inside the box body 2 through a bearing, a transparent insulating film 12 is wound and fixed on the outer side of the winding rod 11, a pull rod 14 is glued on one side of the transparent insulating film 12, the pull rod 14 is located at the bottom of the box body 2, and a spring 13 is fixed to two ends of the outer side of the winding rod 11 through bolts; the person pulls out the transparent insulating film 12, so that the electric shock condition after the winding rod 11 is opened can be prevented, and the clockwork spring 13 can drive the winding rod 11 to rotate, so that the transparent insulating film 12 is recovered into the box body 2.

A dust screen 16 is fixed on one side of the PLC control cabinet 1 through a bolt, a wire inlet hole 8 is formed in the bottom of the dust screen 16, and a plurality of wire harness holes 6 are formed; the dust screen 16 can prevent external dust from entering the PLC control cabinet 1, and the wire harnesses are conveniently classified by the plurality of wire harness holes 6.

The other side of the PLC control cabinet 1 is hinged with a winding rod 11 through a hinge, the first shielding layer 9 is made of ferrite materials, and the second shielding layer 10 is made of aluminum foil materials; the first shielding layer 9 and the second shielding layer 10 can effectively shield the interference of external electromagnetic waves to electrical equipment in the PLC control cabinet 1.

Wherein, one end of the wire storage groove 3 is welded with a fixing ring 15; it is convenient to fix the pulling rod 14, thereby fixing the pulled transparent insulating film 12.

It should be noted that the present invention is a PLC control cabinet with good shielding effect, when working, a person installs electrical equipment such as a controller and a circuit breaker on a mounting plate 4 by using bolts, an elastic pad 5 on one side of the mounting plate 4 has good elasticity and can play a role of shock absorption, the installed electrical equipment is prevented from loosening due to vibration, the person opens a fan 7 to draw out heat in the PLC control cabinet 1, and the PLC control cabinet 1 is cooled, the person inserts a power line into a wire storage slot 3 from a wire inlet 8 and respectively penetrates out from a wire bunch hole 6 to be connected with the electrical equipment installed on the mounting plate 4, the plurality of wire bunch holes 6 can classify the power line to avoid the power line from being wound together, a shielding layer 9 on the inner side of the PLC control cabinet 1 is made of ferrite material, and has super-strong anti-interference capability, and can prevent external electromagnetic waves from interfering the electrical equipment in the PLC control cabinet 1, no. two shielding layer 10 is made by the aluminium foil material, can improve the shielding ability of PLC switch board 1 to the electromagnetic wave, and can protect shielding layer 9 No. one, the personnel hold pull rod 14 and pull out transparent insulation film 12, and it is fixed with the transparent insulation film 12 who pulls out through solid fixed ring 15, personnel are overhauing, when opening winding pole 11, personnel can see through transparent insulation film 12 and observe electrical equipment, prevent to appear the condition that sends the electric shock, loosen pull rod 14 back, clockwork spring 13 can drive winding pole 11 and rotate, twine transparent insulation film 12 to the outside, make it retrieve in box body 2.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides a shield effectual PLC switch board, includes PLC switch board (1), box body (2) and stores up line groove (3), its characterized in that: PLC switch board (1) bottom has wire storage groove (3) through the bolt fastening, wire storage groove (3) top is inlayed and is equipped with wiring hole (6), wire storage groove (3) top one end has mounting panel (4) through the bolt fastening, mounting panel (4) one side veneer has cushion (5), mounting panel (4) opposite side installs suction fan (7) through the mounting bracket, PLC switch board (1) interior surface coating has shielding layer (9) No. one, shielding layer (9) inboard veneer has shielding layer (10) No. two.

2. The PLC control cabinet with good shielding effect according to claim 1, wherein: the utility model discloses a winding device, including box body (2), winding pole (11), transparent insulating film (12) one side veneer has pull rod (14), pull rod (14) are located box body (2) bottom, there are clockwork spring (13) at winding pole (11) outside both ends through the bolt fastening in PLC switch board (1), winding pole (11) are installed through the bearing to box body (2) inside, winding pole (11) outside winding is fixed with transparent insulating film (12), winding pole (11) outside both ends are passed through the bolt fastening.

3. The PLC control cabinet with good shielding effect according to claim 1, wherein: PLC switch board (1) one side is fixed with dust screen (16) through the bolt, entrance hole (8) have been seted up to dust screen (16) bottom, the quantity of pencil hole (6) is a plurality of.

4. The PLC control cabinet with good shielding effect according to claim 1, wherein: PLC switch board (1) opposite side articulates through the hinge has winding pole (11), shielding layer (9) make for the ferrite material, No. two shielding layer (10) make for the aluminium foil material.

5. The PLC control cabinet with good shielding effect according to claim 1, wherein: a fixing ring (15) is welded at one end of the wire storage groove (3).

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