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CN-224218729-U - Electromagnetic interference prevention electric equipment installation rack

CN224218729UCN 224218729 UCN224218729 UCN 224218729UCN-224218729-U

Abstract

The utility model relates to an electromagnetic interference prevention electric equipment installation rack, which belongs to the technical field of electric equipment installation and comprises a rack main body, wherein the rack main body comprises a base, an upright post and a cross beam, and the top of the base is provided with the upright post. The utility model has the beneficial effects that the multilayer metal net and the conductive foam are adopted as the shielding component and combined with the grounding component, so that the interference of high-frequency electromagnetic waves to electrical equipment can be effectively prevented, the multilayer metal net can reflect and absorb the electromagnetic waves through the conductivity of the multilayer metal net, the conductive foam further absorbs the electromagnetic waves which cannot be completely shielded by the multilayer metal net, and therefore, the interference of the electromagnetic waves to internal equipment can be reduced, the grounding component guides the absorbed electromagnetic waves into the earth through connecting the shielding component with the earth, the shielding effect is further enhanced, and in addition of the multilayer metal net, the shielding effect to the high-frequency electromagnetic waves is further enhanced through the multilayer structure of the grounding component.

Inventors

  • SONG YUCHAO
  • YAO JIANWEI

Assignees

  • 北京国实电源设备有限公司

Dates

Publication Date
20260508
Application Date
20250506

Claims (8)

  1. 1. The electric equipment installation rack capable of preventing electromagnetic interference comprises a rack main body (1) and is characterized in that the rack main body (1) comprises a base (101), an upright post (102) and a cross beam (103), wherein the upright post (102) is arranged at the top of the base (101), the cross beam (103) is fixedly connected to the top of the upright post (102), shielding components (2) are arranged on the outer side of the rack main body (1), the shielding components (2) comprise a plurality of layers of metal nets (201) and conductive foam (202), the outer side of the rack main body (1) is covered with the plurality of layers of metal nets (201), the conductive foam (202) is filled between the rack main body (1) and the plurality of layers of metal nets (201), and the outer side of the rack main body (1) is provided with a grounding component.
  2. 2. The electromagnetic interference prevention electrical equipment mounting rack according to claim 1, wherein the grounding assembly comprises a grounding wire (3) arranged on the outer side of the rack main body (1), one end, far away from the rack main body (1), of the grounding wire (3) is fixedly connected with a grounding terminal (4), and one end, far away from the grounding terminal (4), of the grounding wire (3) is fixedly connected with the shielding assembly (2).
  3. 3. The electromagnetic interference prevention electrical equipment installation rack according to claim 1, wherein a clamping assembly is arranged in the cross beam (103), the clamping assembly comprises a sliding groove (17) formed in the cross beam (103), a bidirectional screw rod (12) is rotatably connected in the sliding groove (17), and a fixing rod (11) is fixedly connected in the sliding groove (17) and located on one side of the bidirectional screw rod (12).
  4. 4. The electromagnetic interference prevention electric equipment installation rack as set forth in claim 3, wherein the clamping assembly further comprises clamping blocks (5) which are connected with two ends of the outer side of the bidirectional screw rod (12) in a threaded mode, the clamping blocks (5) are all connected with the fixing rods (11) in a sliding mode, and the top portions of the clamping blocks (5) are all fixedly connected with the installation frame (6).
  5. 5. The anti-electromagnetic interference electrical equipment installation rack as claimed in claim 4, wherein the top ends of the installation racks (6) are respectively provided with a fastening component, the fastening components comprise clamping pieces (7) rotatably installed inside the installation racks (6), and torsion springs (9) are respectively sleeved at the rotating shafts of the clamping pieces (7).
  6. 6. The electromagnetic interference prevention electric equipment installation rack as set forth in claim 5, wherein the clamping piece (7) and one side of the fixed block (10) are fixedly connected with the fixed block (10), one end of the torsion spring (9) is lapped on the outer side of one of the fixed blocks (10), and the other end of the torsion spring (9) is lapped on the outer side of the other fixed block (10).
  7. 7. The anti-electromagnetic interference electrical equipment mounting frame according to claim 5, wherein one end of the clamping piece (7) is fixedly connected with a rubber block (8), a driving motor (13) is fixedly mounted on the outer side of the cross beam (103), and an output shaft of the driving motor (13) extends into the sliding groove (17) and is fixedly connected with the bidirectional screw rod (12).
  8. 8. The electromagnetic interference prevention electrical equipment installation rack according to claim 1, wherein fixing plates (16) are fixedly connected to the periphery of the upright post (102), locking bolts (15) are arranged in the fixing plates (16), the fixing plates (16) are connected with the base (101) through the locking bolts (15), and four reinforcing ribs (14) are fixedly connected between the upright post (102) and the base (101).

Description

Electromagnetic interference prevention electric equipment installation rack Technical Field The utility model relates to the technical field of electric equipment installation, in particular to an electromagnetic interference prevention electric equipment installation rack. Background The electrical equipment installation rack ‌ is a structural frame for fixing and supporting electrical equipment, and is commonly referred to as a rack server, and is mainly used for fixing patch panels, housings, and equipment in a telecommunications cabinet, and particularly in an application of a motor assembling machine, the working efficiency ‌ of the equipment can be significantly improved, and in addition, the rack is widely used in sites ‌ such as network wiring lines, floor wiring lines, central machine rooms, data machine rooms, control centers, and monitoring centers. Along with the wide application of electronic equipment, the problem of electromagnetic interference is increasingly prominent, and particularly in the environment of high-density electronic equipment installation, the electromagnetic interference can lead to equipment performance degradation and even failure, at present, most of common electric equipment installation racks on the market adopt metal materials, but have a certain shielding effect, but still have obvious defects in the presence of high-frequency electromagnetic waves, and at present, most of electric equipment is fixed through a plurality of groups of bolts, so that when the electric equipment is maintained, the plurality of groups of bolts are required to be disassembled, great inconvenience is brought to operation, and the applicability is poor. Disclosure of utility model In view of the foregoing problems in the prior art, a primary object of the present utility model is to provide an electromagnetic interference preventing electrical equipment mounting rack. The technical scheme is that the electromagnetic interference prevention electric equipment mounting rack comprises a rack main body, wherein the rack main body comprises a base, stand columns and a cross beam, the top of the base is provided with the stand columns, the top of each stand column is fixedly connected with the cross beam, shielding components are arranged on the outer sides of the rack main body, each shielding component comprises a plurality of layers of metal nets and conductive foam, the outer sides of the rack main body are covered with the plurality of layers of metal nets, the conductive foam is filled between the rack main body and the plurality of layers of metal nets, and a grounding component is arranged on the outer sides of the rack main body. Through adopting above-mentioned technical scheme, through adopting multilayer metal mesh and conductive foam as shielding component to combine grounding component, can effectively prevent the interference of high frequency electromagnetic wave to electrical equipment, and multilayer metal mesh can reflect and absorb electromagnetic wave through its conductivity, and conductive foam then further absorbs the electromagnetic wave that multilayer metal mesh can not be completely shielded, thereby can reduce the interference of electromagnetic wave to internal equipment. As a preferred embodiment, the grounding assembly comprises a grounding wire arranged outside the frame body, wherein one end, far away from the frame body, of the grounding wire is fixedly connected with a grounding terminal, and one end, far away from the grounding terminal, of the grounding wire is fixedly connected with the shielding assembly. By adopting the technical scheme, the shielding assembly is connected with the ground, and the absorbed electromagnetic wave is guided into the ground, so that the shielding effect is further enhanced. As a preferred implementation mode, the inside of crossbeam is provided with the clamping assembly, the clamping assembly is including seting up the spout in the crossbeam is inside, the inside rotation of spout is connected with two-way lead screw, the inside of spout just is located one side fixedly connected with dead lever of two-way lead screw. Through adopting above-mentioned technical scheme, through the rotation of two-way lead screw, can drive two grip blocks and be in opposite directions or opposite movement, and then can realize the centre gripping purpose to electrical equipment with the help of two grip blocks. As a preferred implementation mode, the clamping assembly further comprises clamping blocks which are connected to the two ends of the outer side of the bidirectional screw rod in a threaded mode, the clamping blocks are connected with the fixing rods in a sliding mode, and the top portions of the clamping blocks are fixedly connected with mounting frames. Through adopting above-mentioned technical scheme, through the setting of dead lever, can play important spacing effect for the removal of grip block to ensure the normal use of grip blo