CN112261861A - Sealing door with electromagnetic shielding function - Google Patents
Sealing door with electromagnetic shielding function Download PDFInfo
- Publication number
- CN112261861A CN112261861A CN202011227554.7A CN202011227554A CN112261861A CN 112261861 A CN112261861 A CN 112261861A CN 202011227554 A CN202011227554 A CN 202011227554A CN 112261861 A CN112261861 A CN 112261861A
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- China
- Prior art keywords
- door
- sealing
- electromagnetic shielding
- door frame
- fixedly connected
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0007—Casings
- H05K9/0015—Gaskets or seals
- H05K9/0016—Gaskets or seals having a spring contact
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
- E05C17/00—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith
- E05C17/02—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means
- E05C17/04—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means with a movable bar or equivalent member extending between frame and wing
- E05C17/12—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by mechanical means with a movable bar or equivalent member extending between frame and wing consisting of a single rod
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
- E06B3/7001—Coverings therefor; Door leaves imitating traditional raised panel doors, e.g. engraved or embossed surfaces, with trim strips applied to the surfaces
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
- E06B3/7015—Door leaves characterised by the filling between two external panels
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
- E06B3/72—Door leaves consisting of frame and panels, e.g. of raised panel type
- E06B3/78—Door leaves consisting of frame and panels, e.g. of raised panel type with panels of plastics
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/96—Corner joints or edge joints for windows, doors, or the like frames or wings
- E06B3/964—Corner joints or edge joints for windows, doors, or the like frames or wings using separate connection pieces, e.g. T-connection pieces
- E06B3/968—Corner joints or edge joints for windows, doors, or the like frames or wings using separate connection pieces, e.g. T-connection pieces characterised by the way the connecting pieces are fixed in or on the frame members
- E06B3/9681—Corner joints or edge joints for windows, doors, or the like frames or wings using separate connection pieces, e.g. T-connection pieces characterised by the way the connecting pieces are fixed in or on the frame members by press fit or adhesion
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/18—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes against harmful radiation
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B7/00—Special arrangements or measures in connection with doors or windows
- E06B7/16—Sealing arrangements on wings or parts co-operating with the wings
- E06B7/22—Sealing arrangements on wings or parts co-operating with the wings by means of elastic edgings, e.g. elastic rubber tubes; by means of resilient edgings, e.g. felt or plush strips, resilient metal strips
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
- E06B3/7015—Door leaves characterised by the filling between two external panels
- E06B2003/7023—Door leaves characterised by the filling between two external panels of foam type
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The invention discloses a sealing door with an electromagnetic shielding function, which relates to the technical field of active phased array antenna array planes and specifically comprises four bent connectors, four door frames and three door hinges, wherein the three door hinges are fixedly connected to the top of the topmost door frame through a plurality of screws, the four bent connectors are respectively and fixedly connected to the connecting positions of the end surfaces of the four door frames, two symmetrically arranged supporting plates are vertically and fixedly connected to the inner sides of the top and bottom door frames, a door core is filled in a gap between the door frames and the supporting plates, a fixing groove and a T-shaped sliding rail are respectively arranged on the front surface of each door frame, a clamp spring is movably connected to the inside of the T-shaped sliding rail, and a sealing ring is arranged inside the fixing groove. The efficiency of efficient electromagnetic shield is realized through the jump ring, can realize the reliable watertight of sealing door through selecting the doublet sealing washer, through sandwich door structure scheme, has effectively promoted the lightweight level of door.
Description
Technical Field
The invention relates to an active phased array antenna array surface, in particular to a sealing door with an electromagnetic shielding function.
Background
A plurality of important electronic devices are installed in a high-frequency box of the active phased-array antenna, and the structure of the high-frequency box needs to be hermetically designed in order to reduce the influence of factors such as external environment temperature and humidity on internal devices; meanwhile, a plurality of circuits such as radio frequency power, high-speed digital circuits, power supply large current circuits and the like are integrated in the high-frequency box, and mutual interference exists among large and small signals, among high and low frequency signals, between digital signals and analog signals, between signals and power supplies and other active circuits, so that the electromagnetic compatibility design is required. The high-frequency box door is used as an important maintenance channel and needs to be opened and closed frequently, and the sealing design and the gap electromagnetic shielding design are critical. Therefore, the sealing door with the electromagnetic shielding function is designed.
The structure of the high-frequency box door of the antenna is generally a sandwich structure, sealing strips are arranged on the periphery of the high-frequency box door to ensure the sealing performance, and the electromagnetic shielding design requires that the contact surface of the door frame is as fine as possible to ensure good conductive contact. Therefore, the structure design scheme of the common antenna high-frequency box door with the sealing property and the electromagnetic shielding property at present has two types: one is to use the conductive sealing strip, which has elasticity and conductivity and can meet the requirements of sealing performance and electromagnetic shielding performance; and the other method is that a rubber sealing ring and an elastic conductive material are respectively arranged at the door frame to respectively complete the sealing and electromagnetic shielding functions. The conductive sealing ring has the advantages that the occupied space is small, the conductive sealing ring is suitable for the condition that the door frame is narrow, and the conductive sealing ring is easier to age and shorter in service life than the conventional sealing ring; the latter can be applicable to the wider condition of door frame, and the shortcoming is that elastic conductive material age and harden after using for a period of time, leads to the rubber seal can't paste with the door seam better, influences its leakproofness.
According to the invention, the double-peak sealing ring and the clamp spring structure are matched to realize the sealing and electromagnetic shielding functions, the reliable waterproof sealing performance is realized through the double-peak sealing ring, and the high-efficiency electromagnetic shielding efficiency is realized through the clamp spring, namely the electromagnetic shielding efficiency is improved by about 50% compared with the common scheme of the conductive sealing ring. In addition, the light weight level of the door is effectively improved through the sandwich door structure scheme; the support rods are fixed through the sliding pairs, so that the design precision requirement can be reduced and the yield can be improved compared with other fixing modes; the outer covering skin makes the modeling of the array face more beautiful through the bending design, and the identification degree of the array face is effectively improved.
Disclosure of Invention
The invention aims to provide a sealing door with an electromagnetic shielding function, which is an electronic equipment sealing door with good electromagnetic shielding efficiency, high light weight degree, reliable sealing and beautiful appearance, and solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a sealing door with electromagnetic shielding function comprises four elbow joints, four door frames and three door hinges, wherein the three door hinges are fixedly connected to the top of the topmost door frame through a plurality of screws, the four elbow joints are respectively and fixedly connected to the connecting positions of the end surfaces of the four door frames, two symmetrically arranged supporting plates are vertically and fixedly connected to the inner sides of the topmost and bottommost door frames, a door core is filled in a gap position between the door frames and the supporting plates, a fixing groove and a T-shaped sliding rail are respectively formed in the front of the door frames, a snap spring is movably connected inside the T-shaped sliding rail, a sealing ring is arranged inside the fixing groove, a stay rod hinge is fixedly connected to the front of the door frames, the stay rod hinge is located on the inner sides of the fixing groove and the T-shaped sliding rail, a buckle structure is fixed to one end of the stay rod hinge, which is far away from, the surface of U type vaulting pole is provided with the vaulting pole buckle, and the front of door frame is located the inboard position of fixed slot and T shape slide rail and evenly is provided with the lock of more than or equal to a quantity, and the front of door core is provided with the inner skin, and the side of door frame is provided with the outer skin.
As a further scheme of the invention: the clamp spring needs to be fixed by a segmented T-shaped sliding rail arranged on the bent connector and the door frame.
As a further scheme of the invention: the sealing ring is designed into a double-peak sealing ring with an X-shaped section.
As a further scheme of the invention: the U-shaped stay bar is in clearance fit with the stay bar hinge, so that the U-shaped stay bar and the stay bar hinge form a moving pair, and the door is conveniently fixed.
As a further scheme of the invention: the elbow joints and the door frame are both made of profiles and are glued into a whole, the door core is made of foam materials, and the outer skin is bent.
As a further scheme of the invention: the door core is made of foam material.
As a further scheme of the invention: the back of the door frame is provided with a rotating handle corresponding to the position of the door lock, and the back of the rotating handle is fixedly connected with the front of the door lock.
As a further scheme of the invention: the buckle structure includes the connector, the fixed block, the spring groove, a spring, the buckle, stopper and draw-in groove, the draw-in groove is the ring channel, this draw-in groove is seted up on the surface that one end is connected with the connector to U type vaulting pole, connector fixed connection is in the one end of vaulting pole hinge, fixed block fixed connection is in the side of connector, the spring groove is seted up inside the fixed block, the equal swing joint of buckle and spring is in the inside in spring groove, the spring then the activity cup joints on the surface of buckle, stopper fixed connection is on the surface of buckle, the bottom of spring and the upper surface swing joint of stopper, the buckle is then the inside.
As a still further scheme of the invention: the using method comprises the following steps:
firstly, when the door is closed, the rotating handle is rotated to drive the door lock, so that the door lock rotates to one side far away from the clamp spring and the seal ring, then the door hinge is rotated to enable the seal ring on the door frame and the clamp spring to be attached to and extruded with the door edge, then the rotating handle is rotated reversely again, so that the door lock is driven to rotate to the door edge and attached to the door edge, the door frame is clamped, the seal ring and the clamp spring are tightly attached to the door edge, and the sealing effect is achieved;
and step two, when the door frame is opened, the rotating handle is reversely rotated again, so that the door frame with the door lock is moved away from the door edge, then the door frame is pulled to reversely rotate around the door hinge, so that the door frame is rotated away, then the U-shaped support rod is rotated to rotate around the support rod hinge, the door frame is conveniently supported, and the maintenance and the repair are convenient.
Compared with the prior art, the invention has excellent comprehensive performance and the remarkable advantages that:
(1) the efficient electromagnetic shielding efficiency is realized through the clamp spring. The electromagnetic shielding effectiveness of a common AL/Ag conductive silica gel sealing ring is about 40dB, and the electromagnetic shielding effectiveness of a clamp spring under the same condition is about 60 dB. Therefore, the electromagnetic shielding effectiveness can be improved by about 50% through the sealing ring of the clamp spring electromagnetic shielding;
(2) the reliable watertight sealing of the sealing door can be realized by selecting the double-peak sealing ring, and compared with a single-edge sealing element, the sealing reliability is obviously improved;
(3) through sandwich door structure scheme, effectively promoted the lightweight level of door, sandwich door middle sandwich layer adopts the foam scheme, and the weight of door reduces about 30% under the prerequisite of guaranteeing rigidity. The surrounding frame of the sandwich door is formed by gluing the sectional materials, so that the processing amount of the door is greatly reduced, and the cost is reduced by about 40%.
(4) Realize opening and shutting of sealing door fixed through removing vice vaulting pole, relative other fixed modes, arrange simply and the required precision is lower, processing is convenient.
(5) The outer covering skin makes the modeling of the array face more beautiful through the bending design, and the identification degree of the array face is effectively improved.
Drawings
Fig. 1 is a schematic front view of an entire structure of a sealing door with an electromagnetic shielding function.
Fig. 2 is a schematic view of an installation section structure of a seal ring and a clamp spring in a sealing door with an electromagnetic shielding function.
Fig. 3 is a schematic structural diagram of a sealing ring in a sealing door with an electromagnetic shielding function.
Fig. 4 is a schematic view of a sectional clamp spring structure in a sealing door with an electromagnetic shielding function.
Fig. 5 is a schematic structural diagram of the design of the outer skin of the sealing door with electromagnetic shielding function.
Fig. 6 is a rear view of a sealing door having an electromagnetic shielding function.
Fig. 7 is a schematic structural view of a stay bar hinge and a U-shaped stay bar in a sealing door with an electromagnetic shielding function.
Fig. 8 is an enlarged view of a structure a in fig. 7 of the sealing door with an electromagnetic shielding function.
In the figure: 1. bending the joint; 2. a seal ring; 3. a door core; 4. a clamp spring; 5. a door hinge; 6. a door jamb; 7. a support plate; a U-shaped stay bar; 9. a stay bar hinge; 10. a stay bar buckle; 11. a door lock; 12, a T-shaped sliding rail; 13. skin, 13-1. inner skin, 13-2. outer skin; 14. fixing grooves; 15. a buckle structure; 15-1, a connector; 15-2, fixing blocks; 15-3, spring slot; 15-4. a spring; 15-5, buckling; 15-6, a limiting block; 15-7, a clamping groove; 16. and (7) rotating a handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 8, in an embodiment of the present invention, a sealing door with electromagnetic shielding function includes four elbow joints 1, four door frames 7 and three door hinges 5, the three door hinges 5 are fixedly connected with the top of the topmost door frame 7 through a plurality of screws, a rotating handle 16 is arranged on the back of the door frame 7 corresponding to the position of the door lock 11, the back of the rotating handle 16 is fixedly connected with the front of the door lock 11, the elbow joint 1 and the door frame 7 are both made of section bars and are glued into a whole, the door core 3 is made of foam material, and the outer covering 13-2 is bent, the four bent joints 1 are respectively and fixedly connected at the connecting positions of the end surfaces of the four door frames 7, the structure adopting the section bar for gluing can greatly reduce the processing amount of the door, the cost is reduced by about 40 percent, and the inner sides of the top and bottom door frames 7 are vertically and fixedly connected with two symmetrically arranged supporting plates 6.
The utility model discloses a door frame, including door frame 7 and backup pad, the space position between door frame 7 and the backup pad is filled door core 3, door core 3 is foam, divide into three and fill and between door frame and the backup pad 6, the lightweight level of door has effectively been promoted, the weight reduction of door is about 30% under the prerequisite of guaranteeing rigidity, fixed slot 14 and T shape slide rail 12 have been seted up respectively in the front of door frame 7, the inside swing joint of T shape slide rail 12 has jump ring 4, jump ring 4 needs to be realized fixedly by the segmentation T shape slide rail 12 of installing on elbow joint 1 and door frame 7, the inside of fixed slot 14 is provided with sealing washer 2, sealing washer 2.
The front surface of the door frame 7 is fixedly connected with a stay bar hinge 9, the stay bar hinge 9 is positioned on the inner sides of a fixed groove 14 and a T-shaped slide rail 12, one end of the stay bar hinge 9, which is far away from the fixed groove 14, is fixedly provided with a buckle structure 15, the buckle structure 15 comprises a connector 15-1, a fixed block 15-2, a spring groove 15-3, a spring 15-4, a buckle 15-5, a limiting block 15-6 and a clamping groove 15-7, the clamping groove 15-7 is an annular groove, the clamping groove 15-7 is formed in the surface of the end, connected with the connector 15-1, of the U-shaped stay bar 8, the connector 15-1 is fixedly connected with one end of the stay bar hinge 9, the fixed block 15-2 is fixedly connected with the side surface of the connector 15-1, the spring groove 15-3 is formed in the fixed block 15-2, and the buckle, the spring 15-4 is movably sleeved on the surface of the buckle 15-5, the limiting block 15-6 is fixedly connected on the surface of the buckle 15-5, the bottom of the spring 15-4 is movably connected with the upper surface of the limiting block 15-6, the buckle 15-5 is clamped inside the clamping groove 15-7, the arrangement is convenient for manually and rapidly replacing the U-shaped support rod 8, a small round ball on the buckle 15-5 needs to be manually pulled during operation, then the buckle 15-5 is moved out of the clamping groove 15-7, then the U-shaped support rod 8 is taken out of the connector 15-1, a new U-shaped support rod 8 is replaced, the buckle 15-5 is clamped in the clamping groove 15-7 on the new U-shaped support rod 8 again, and the operation is simple and rapid.
The U-shaped support rod 8 is clamped inside the buckle structure 15, the U-shaped support rod 8 and the support rod hinge 9 are in clearance fit, the U-shaped support rod and the support rod hinge form a moving pair, and further the door is conveniently fixed, the support rod buckle 10 is arranged on the surface of the U-shaped support rod 8, the door is opened and closed through the door hinge, and the door is supported through the support rod structure in order to facilitate the operation of maintenance personnel on equipment in the door. The precision requirement of the sliding pair is low, the arrangement is convenient, the requirement of the machining precision of the door, namely the framework, can be reduced, the length of the stay bar is reasonably designed, the door can be opened to a proper angle of 120 degrees, the maintenance and installation of electronic equipment in a high-frequency box are facilitated, more than or equal to one number of door locks 11 are uniformly arranged at the positions, located on the inner sides of the fixing groove 14 and the T-shaped sliding rail 12, of the front face of the door frame 7, the front face of the door core 3 is provided with an inner skin 13-1, and the side face of the door frame 7 is provided.
The using method comprises the following steps:
firstly, when the door is closed, the turning handle 16 is rotated to drive the door lock 11, so that the door lock 11 rotates to one side far away from the clamp spring 4 and the seal ring 2, then the door hinge 5 is rotated to enable the seal ring 2 and the clamp spring 4 on the door frame 7 to be attached to and extruded with the door edge, and then the turning handle 16 is rotated reversely again, so that the door lock 11 is driven to rotate to the door edge and attached to the door edge, so that the door frame 7 is clamped, and the seal ring 2 and the clamp spring 4 are tightly attached to the door edge, so that a sealing effect is achieved;
and step two, when the door frame is opened, the rotating handle 16 is reversely rotated again, so that the door frame with the door lock 11 is moved away from the door edge, then the door frame 7 is pulled to reversely rotate around the door hinge 5, so that the door frame 7 is rotated, then the U-shaped support rod 8 is rotated to rotate around the support rod hinge 9, the door frame 7 is conveniently supported, and the maintenance is convenient.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention without departing from the spirit and scope of the invention.
Claims (9)
1. A sealing door with an electromagnetic shielding function comprises four elbow joints (1), four door frames (7) and three door hinges (5), and is characterized in that the three door hinges (5) are fixedly connected to the top of the topmost door frame (7) through a plurality of screws, the four elbow joints (1) are respectively and fixedly connected to the connecting positions of the end faces of the four door frames (7), the inner sides of the top and bottom door frames (7) are vertically and fixedly connected with two symmetrically arranged supporting plates (6), a door core (3) is filled in the gap position between the door frames (7) and the supporting plates (6), the front of the door frames (7) are respectively provided with a fixing groove (14) and a T-shaped sliding rail (12), the inside of the T-shaped sliding rail (12) is movably connected with a clamp spring (4), a sealing ring (2) is arranged inside the fixing groove (14), and the front of the door frames (7) is fixedly connected with a support rod hinge (9), the door frame is characterized in that the stay bar hinge (9) is located on the inner sides of the fixing groove (14) and the T-shaped sliding rail (12), a buckle structure (15) is fixed at one end, away from the fixing groove (14), of the stay bar hinge (9), a U-shaped stay bar (8) is clamped inside the buckle structure (15), stay bar buckles (15-510) are arranged on the surface of the U-shaped stay bar (8), door locks (11) with the number larger than or equal to one are uniformly arranged at positions, located on the inner sides of the fixing groove (14) and the T-shaped sliding rail (12), of the front face of the door frame (7), an inner skin (13-1) is arranged on the front face of the door core (3), and an outer skin (13-2) is arranged.
2. The sealing door with electromagnetic shielding function according to claim 1, wherein the clamp spring (4) is fixed by a segmented T-shaped sliding rail (12) installed on the elbow connector (1) and the door frame (7).
3. The door with electromagnetic shielding function according to claim 1, wherein the sealing ring (2) is a double-peak sealing ring with an "X" shaped cross section.
4. The sealing door with electromagnetic shielding function according to claim 1, wherein the U-shaped stay bar (8) and the stay bar hinge (9) are in clearance fit, so that the U-shaped stay bar and the stay bar hinge form a moving pair, thereby conveniently fixing the door.
5. The sealing door with electromagnetic shielding function according to claim 1, wherein the elbow connector (1) and the door frame (7) are made of profiles and are glued into a whole, the door core (3) is made of foam material, and the outer skin (13-2) is designed to be bent.
6. The hermetic door with electromagnetic shielding function according to claim 1, wherein the door core (3) is made of foam.
7. The sealing door with electromagnetic shielding function according to claim 1, wherein a rotating handle (16) is disposed on the back surface of the door frame (7) corresponding to the door lock (11), and the back surface of the rotating handle (16) is fixedly connected to the front surface of the door lock (11).
8. The sealing door with the electromagnetic shielding function according to claim 1, wherein the buckle structure (15) comprises a connector (15-1), a fixing block (15-2), a spring groove (15-3), a spring (15-4), a buckle (15-5), a limiting block (15-6) and a clamping groove (15-7), the clamping groove (15-7) is an annular groove, the clamping groove (15-7) is formed in the surface of the end of the U-shaped stay bar (8) connected with the connector (15-1), the connector (15-1) is fixedly connected with one end of a stay bar hinge (9), the fixing block (15-2) is fixedly connected with the side of the connector (15-1), the spring groove (15-3) is formed in the fixing block (15-2), and the buckle (15-5) and the spring (15-4) are movably connected in the spring groove (15-3) The spring (15-4) is movably sleeved on the surface of the buckle (15-5), the limiting block (15-6) is fixedly connected on the surface of the buckle (15-5), the bottom of the spring (15-4) is movably connected with the upper surface of the limiting block (15-6), and the buckle (15-5) is clamped in the clamping groove (15-7).
9. The method for using the sealing door with electromagnetic shielding function according to claim 1, wherein the method comprises the following steps:
firstly, when the door is closed, a rotating handle (16) is rotated to drive a door lock (11), so that the door lock (11) rotates to one side far away from a clamp spring (4) and a sealing ring (2), then the door lock rotates around a door hinge (5) to enable the sealing ring (2) and the clamp spring (4) on a door frame (7) to be attached to and extruded with the door edge, and then the rotating handle (16) is rotated reversely again to drive the door lock (11) to rotate to the door edge and be attached to the door edge, so that the door frame (7) is clamped, and the sealing ring (2) and the clamp spring (4) are tightly attached to the door edge, so that a sealing effect is achieved;
and step two, when the door frame is opened, the rotating handle (16) is rotated reversely again, so that the door frame with the door lock (11) is moved away from the door edge, then the door frame (7) is pulled to rotate reversely around the door hinge (5), so that the door frame (7) is rotated, then the U-shaped support rod (8) is rotated to rotate around the support rod hinge (9), the door frame (7) is supported conveniently, and maintenance and repair are facilitated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011227554.7A CN112261861B (en) | 2020-11-06 | 2020-11-06 | Sealing door with electromagnetic shielding function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011227554.7A CN112261861B (en) | 2020-11-06 | 2020-11-06 | Sealing door with electromagnetic shielding function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112261861A true CN112261861A (en) | 2021-01-22 |
| CN112261861B CN112261861B (en) | 2022-11-08 |
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| CN202011227554.7A Active CN112261861B (en) | 2020-11-06 | 2020-11-06 | Sealing door with electromagnetic shielding function |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201514772U (en) * | 2009-10-19 | 2010-06-23 | 常州雷宁电磁屏蔽设备有限公司 | Shielding device of electromagnetic shielding door |
| CN202000863U (en) * | 2010-12-20 | 2011-10-05 | 西安开容电子技术有限责任公司 | Structure of broadband electromagnetic shielding door with high shielding efficiency |
| CN202945975U (en) * | 2012-12-03 | 2013-05-22 | 中国航天科工集团第六研究院二一○所 | Electromagnetic shield door with long-lasting efficiency |
| CN110139546A (en) * | 2019-06-20 | 2019-08-16 | 佛山市顺德区恒昌通信器材有限公司 | A kind of communication electromagnetic shielding outdoor cabinet |
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2020
- 2020-11-06 CN CN202011227554.7A patent/CN112261861B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201514772U (en) * | 2009-10-19 | 2010-06-23 | 常州雷宁电磁屏蔽设备有限公司 | Shielding device of electromagnetic shielding door |
| CN202000863U (en) * | 2010-12-20 | 2011-10-05 | 西安开容电子技术有限责任公司 | Structure of broadband electromagnetic shielding door with high shielding efficiency |
| CN202945975U (en) * | 2012-12-03 | 2013-05-22 | 中国航天科工集团第六研究院二一○所 | Electromagnetic shield door with long-lasting efficiency |
| CN110139546A (en) * | 2019-06-20 | 2019-08-16 | 佛山市顺德区恒昌通信器材有限公司 | A kind of communication electromagnetic shielding outdoor cabinet |
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| CN112261861B (en) | 2022-11-08 |
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