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CN-224234059-U - Shell structure for electromagnetic shielding

CN224234059UCN 224234059 UCN224234059 UCN 224234059UCN-224234059-U

Abstract

The utility model discloses a shell structure for electromagnetic shielding, which comprises a bottom plate, a cover body assembly and a cover body assembly, wherein a placing groove is formed in the top surface of the bottom plate, the cover body assembly comprises a protective cover and a shielding cover, the protective cover is arranged on the bottom plate, supporting structures are arranged on two sides of the inner wall of the protective cover, the shielding cover is arranged between two opposite sides of the two supporting structures in a sliding mode, a travel space is reserved between the inner wall of the protective cover and the top surface of the shielding cover, a driving rod is fixedly connected to the center of the top surface of the shielding cover, a driving knob is rotationally connected to the top surface of the protective cover, a driving hole for the driving rod to be in threaded connection is formed in the driving knob in a penetrating mode, and the shielding cover is inserted into the placing groove. The shell structure for electromagnetic shielding ensures the electromagnetic shielding performance of the shell structure, increases the protection function of the shielding cover, and simultaneously provides effective protection for electronic equipment in the placing groove when the shielding cover is detached.

Inventors

  • LUO LANG
  • LI YONGJIE

Assignees

  • 浙江绿色理想科技有限公司

Dates

Publication Date
20260512
Application Date
20260409

Claims (7)

  1. 1. A housing structure for electromagnetic shielding, comprising: The device comprises a bottom plate (1), wherein butt joint parts (101) are arranged on two sides of the bottom plate (1), and a placing groove (102) is formed in the top surface of the bottom plate (1); Cover body subassembly (2), cover body subassembly (2) include safety cover (21) and shield cover (22), safety cover (21) lid is located on bottom plate (1), the inner wall both sides of safety cover (21) all are provided with bearing structure (3), the confession has been seted up to the bottom surface of bearing structure (3) butt joint groove (301) of butt joint portion (101) grafting, shield cover (22) slip set up in two department between the opposite sides of bearing structure (3), the height of safety cover (21) is greater than the height of shield cover (22), make the inner wall of safety cover (21) with reserve between the top surface of shield cover (22) stroke space (302), the top surface center department fixedly connected with actuating lever (206) of shield cover (22), rotate on the top surface of safety cover (21) and be connected with actuating knob (4) with actuating lever (206) coaxial setting, actuating knob (4) link up and are provided with and supply between the opposite sides of bearing structure (3), the height of shield cover (21) is greater than the height of shield cover (22) inner wall (401) has been reserved between the inner wall of shield cover (102) screw thread (102).
  2. 2. A housing structure for electromagnetic shielding according to claim 1, wherein the protective cover (21) is provided with a movable hole (201) through which the driving knob (4) is rotatably connected, a limit ring (402) is mounted at the bottom of the driving knob (4), and the outer diameter of the limit ring (402) is larger than the inner diameter of the movable hole (201).
  3. 3. The shell structure for electromagnetic shielding according to claim 2, wherein a bearing sleeve (202) is arranged in the movable hole (201), an outer ring of the bearing sleeve (202) is connected with an inner wall of the movable hole (201), and an inner ring of the bearing sleeve (202) is connected with an outer wall of the driving knob (4).
  4. 4. A housing structure for electromagnetic shielding according to claim 1, characterized in that the upper end of the driving rod (206) protrudes outside the driving hole (401), and that the upper end of the driving rod (206) is provided with a stopper (207), the stopper (207) covering the driving hole (401).
  5. 5. The housing structure for electromagnetic shielding according to claim 1, wherein the two side portions of the supporting structure (3) are provided with alignment grooves (303), and the top surface of the bottom plate (1) is provided with alignment portions (103) inserted into the alignment grooves (303).
  6. 6. The shell structure for electromagnetic shielding according to claim 1, wherein at least one mounting hole (203) is arranged on one side, close to the supporting structure (3), of the protective cover (21) in a penetrating manner, a fastener (204) is inserted into the mounting hole (203), an internal threaded hole (104) corresponding to the mounting hole (203) is formed in the abutting portion (101), and the internal threaded hole (104) is used for threaded connection of the fastener (204).
  7. 7. A housing structure for electromagnetic shielding according to claim 1, characterized in that the outer wall of the shielding cover (22) comprises two oppositely arranged sliding surfaces (208) and two oppositely arranged observing surfaces (209), the two sliding surfaces (208) are respectively in interference fit with the opposite sides of the two supporting structures (3), fluorescent markers (210) are arranged on the two observing surfaces (209), and the side wall of the protective cover (21) opposite to the observing surfaces (209) is provided with an observing window (205).

Description

Shell structure for electromagnetic shielding Technical Field The utility model relates to the technical field of electromagnetic shielding equipment, in particular to a shell structure for electromagnetic shielding. Background With the rapid development of electronic technology, more and more electronic or electric products are being used in various engineering applications, so that the whole working environment becomes an electromagnetic environment. In order to enable each electronic or electric component to work normally in such an environment, it is necessary to make it have sufficient electromagnetic compatibility, for which purpose, it is generally adopted to place the component in a case structure having an electromagnetic shielding function, which is generally provided with an electromagnetic shielding cover, however, the outside of the electromagnetic shielding cover is not provided with a corresponding protection device, so that the electromagnetic shielding cover is easy to damage when being collided, in addition, the electromagnetic shielding needs to be released for periodic maintenance of the electronic device, and a worker removes the electromagnetic shielding cover, so that the electronic device is directly exposed to the external environment, and external impurities may fall onto the electronic device directly, affecting the normal operation of the electronic device. Disclosure of utility model The utility model aims to solve the defects of the technology, and designs a shell structure for electromagnetic shielding, wherein the protective cover is matched with the shielding cover, so that the electromagnetic shielding performance of the shell structure is ensured, the protection function of the shielding cover is further increased, and meanwhile, the protective cover provides effective protection for electronic equipment in a placing groove when the shielding cover is detached. In order to solve the technical problems, the technical scheme of the utility model is that a shell structure for electromagnetic shielding comprises: The bottom plate, both sides of the bottom plate are provided with butt joint parts, and the top surface of the bottom plate is provided with a placing groove; The shield cover is arranged at the position between opposite sides of the supporting structure in a sliding mode, the height of the shield cover is larger than that of the shield cover, a stroke space is reserved between the inner wall of the shield cover and the top surface of the shield cover, a driving knob is fixedly connected to the center of the top surface of the shield cover, the driving knob is coaxially arranged with the driving rod, the driving knob is provided with a driving hole for threaded connection of the driving rod in a penetrating mode, the shield cover is inserted into the placing groove, and the outer wall of the shield cover is in interference fit with the inner wall of the placing groove. Preferably, the protection cover is provided with a movable hole in a penetrating manner for the driving knob to rotate and connect, the bottom of the driving knob is provided with a limiting ring, and the outer diameter of the limiting ring is larger than the inner diameter of the movable hole. Preferably, a bearing sleeve is arranged in the movable hole, an outer ring of the bearing sleeve is connected with the inner wall of the movable hole, and an inner ring of the bearing sleeve is connected with the outer wall of the driving knob. Preferably, the upper end of the driving rod extends to the outer side of the driving hole, and a limiting piece is arranged at the upper end of the driving rod and covers the driving hole. Preferably, the two side parts of the supporting structure are provided with alignment grooves, and the top surface of the bottom plate is provided with alignment parts inserted in the alignment grooves. Preferably, one side of the protective cover, which is close to the supporting structure, is provided with at least one mounting hole in a penetrating manner, the mounting hole is inserted with a fastener, the abutting part is provided with an internal threaded hole corresponding to the mounting hole, and the internal threaded hole is used for threaded connection of the fastener. Preferably, the outer wall of the shielding cover comprises two sliding surfaces which are arranged oppositely and two observing surfaces which are arranged oppositely, the two sliding surfaces are in interference fit with the two opposite sides of the supporting structure respectively, fluorescent marks are arranged on the two observing surfaces, and the protecting cover is provided with an observing window on the side wall of the observing surface. Compared with the prior art, the utility model has the beneficial effects that: Electronic equipment installs in the standing groove, utilize butt joint portion and butt joint groove grafting cooperation, make the safety cover to the ground and establish on the