CN114143617B - Anti-interference WAPI wireless equipment - Google Patents
Anti-interference WAPI wireless equipment Download PDFInfo
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- CN114143617B CN114143617B CN202111231849.6A CN202111231849A CN114143617B CN 114143617 B CN114143617 B CN 114143617B CN 202111231849 A CN202111231849 A CN 202111231849A CN 114143617 B CN114143617 B CN 114143617B
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- 238000007789 sealing Methods 0.000 claims abstract description 54
- 239000000463 material Substances 0.000 claims abstract description 18
- 238000004804 winding Methods 0.000 claims description 8
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 4
- 230000005540 biological transmission Effects 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 241000282326 Felis catus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/02—Constructional details
- H04Q1/11—Protection against environment
- H04Q1/116—Protection against environment lightning or EMI protection, e.g. shielding or grounding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/652—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding with earth pin, blade or socket
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
- H01R13/6581—Shield structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
- H01R13/6591—Specific features or arrangements of connection of shield to conductive members
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/02—Constructional details
- H04Q1/035—Cooling of active equipments, e.g. air ducts
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/02—Constructional details
- H04Q1/04—Frames or mounting racks for selector switches; Accessories therefor, e.g. frame cover
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/02—Constructional details
- H04Q1/11—Protection against environment
- H04Q1/118—Protection against environment heat or sun protection
-
- 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
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The invention provides an anti-interference WAPI wireless device, which comprises a device body, a shell, a sealing cover, a first plate and a second plate, wherein the first plate is arranged on the device body; the shell is square with two open sides, the equipment body is placed in the shell, an observation port is formed in the top of the shell, a transparent plate is arranged at the observation port, and a shielding material layer is arranged at the bottom of the transparent plate; the first plate is arranged on one side of the opening of the shell, a joint groove corresponding to the equipment body is formed in the middle of the first plate, and the first plate is connected with a sealing cover; a filter is arranged on the inner side of the sealing cover; the second board is installed at the open-ended opposite side of casing, and a plurality of notches have been seted up to one side of second board, and the notch is provided with the shielding material layer, and fixed mouthful has been seted up to the intermediate position of second board, and the inner wall is connected with grounding structure all around of fixed mouthful. The shielding material layer, the filter and the grounding structure form a multiple anti-electromagnetic interference matching structure, so that the safety anti-interference performance of the whole WAPI wireless equipment is improved.
Description
Technical Field
The invention relates to the technical field of communication, in particular to an anti-interference WAPI wireless device.
Background
WAPI, i.e., wireless local area network authentication and privacy infrastructure, is one type of wireless transmission protocol, like infrared, bluetooth, GPRS, CDMA1X, etc., except that it is a transmission protocol in a Wireless Local Area Network (WLAN) that is the same technology as the 802.11 transmission protocol. Different from the unidirectional encryption authentication of WIFI, the WAPI performs bidirectional authentication, so that the transmission safety is ensured. WAPI wireless devices include wireless routers, wireless power cats, and the like.
At present, how to prevent external electromagnetic interference is an important problem to be solved when WAPI wireless equipment is used, the existence of electromagnetic interference seriously affects the signal output and input of the wireless equipment, and three measures of electromagnetic interference prevention are mainly adopted, namely shielding, filtering and grounding. Often, a way is simply adopted to not provide complete electromagnetic interference protection, so that there is a need to design a WAPI wireless device that is safe and anti-interference to solve the above problems.
Disclosure of Invention
The invention aims to provide an anti-interference WAPI wireless device, which improves the safety anti-interference performance of the whole WAPI wireless device.
In order to achieve the above purpose, the technical scheme is as follows:
an anti-interference WAPI wireless device comprises a device body, a shell, a sealing cover, a first plate and a second plate;
the shell is square with openings at two sides, the equipment body is placed in the shell, an observation opening is formed in the top of the shell, a transparent plate is installed at the observation opening, and a shielding material layer is arranged at the bottom of the transparent plate;
the first plate is arranged on one side of the opening of the shell, a joint groove corresponding to the equipment body is formed in the middle of the first plate, and the first plate is connected with a sealing cover;
a filter is arranged on the inner side of the sealing cover; the sealing cover consists of a first sealing frame and a second sealing frame, and the top of the first sealing frame and the bottom of the second sealing frame are provided with wiring grooves which are equidistantly distributed and are semicircular;
the second board is installed at the open-ended opposite side of casing, a plurality of notches have been seted up to one side of second board, the notch is provided with the shielding material layer, and fixed mouth has been seted up to the intermediate position of second board, and the inner wall is connected with ground structure around the fixed mouth.
Further, the shielding material layer is of a transparent net structure.
Further, a mounting block is arranged in the middle of the outer side of the first sealing frame and the middle of the outer side of the second sealing frame, a mounting hole is formed in the mounting block, and a bolt penetrates through the mounting hole to fixedly connect the first sealing frame with the second sealing frame.
Further, the grounding structure comprises a fixed frame, a central shaft, a winding disc, a coil spring type grounding wire and a grounding guide head, wherein the central shaft is connected between two ends of the inner wall of the fixed frame, the central shaft is connected with the winding disc, the outer wall of the winding disc is wound with the coil spring type grounding wire, one end of the coil spring type grounding wire penetrates through the fixed frame to be connected with the equipment body, and the other end of the coil spring type grounding wire is connected with the grounding guide head.
Further, the grounding guide head is of a split guide head structure.
Further, a locking structure is arranged between the equipment body and the shell, and comprises a locking port, a movable door, a pull rod, a locking seat, a positioning seat, a locking groove, a connecting plate and a first spring;
the locking port is arranged at the middle position of two sides of the shell, one end of the locking port is connected with a movable door, and the outer wall of one side of the movable door is connected with a pull rod; the middle positions of the two ends of the equipment body are connected with positioning seats through bolts, one side of each positioning seat is provided with a locking groove, and the outer wall of the other side of the movable door is provided with a locking seat inserted in the locking groove; the inner wall of one end of the locking port, which is close to one side of the positioning seat, is welded with a connecting plate, and first springs which are distributed at equal intervals and are inclined are welded between one side of the connecting plate and one side of the movable door.
Further, the top and the bottom of shells inner wall both sides all are provided with the support bar, the top both ends and the bottom both ends of equipment body are all through being provided with limited seat, support bar and limited seat sliding connection.
Further, the top and the bottom of one side of the first plate, which is close to the equipment body, are connected with second springs distributed at equal intervals, and one side of the second springs positioned on the same horizontal line is connected with a clamping plate.
Further, the clamping plate is made of rubber.
Compared with the prior art, the beneficial effects are as follows:
1. the first plate arranged at one side of the opening of the shell can be used for connecting the connector of the cable connected with the WAPI wireless equipment with the equipment body through the connector groove, and the sealing cover consisting of the first sealing frame and the second sealing frame can be sleeved outside the cable and fixedly connected with the shell. On one hand, the cable is smoothed out through the sealing cover and the wiring groove, so that the cable is kept flat, on the other hand, the electromagnetic anti-interference treatment can be carried out on the cable joint through the filter in the sealing cover, namely, the propagation path of electromagnetic interference on the cable is cut off, and the anti-interference capability of the cable is improved.
2. The invention provides a second plate and a grounding structure on the other side of the opening of the shell. The shielding material layer of the reticular structure is arranged at the notch of the second plate, the inside of the shell is in an incomplete sealing state through the shielding material layer, the heat dissipation treatment is effectively carried out on the inside of the shell and the equipment body, and the electromagnetic interference at the heat dissipation position can be effectively shielded. The coil spring type grounding wire and the grounding guide head are grounded by the matching grounding structure, electromagnetic interference can be prevented from being conducted on the equipment body in a grounding mode, a multiple electromagnetic interference resistant matching structure is formed, and the safety anti-interference performance of the whole WAPI wireless equipment is improved.
3. According to the invention, the locking structure is arranged between the shell and the equipment body, before the equipment body is arranged in the shell, the inclination of the movable door is adjusted through the pull rod in the locking structure, so that the locking seat enters the inside of the locking opening, then the equipment body is inserted into the shell, the positioning seat corresponds to the locking opening, the pull rod is loosened, the movable door and the locking seat are driven to reset by the reset action of the first spring, the locking seat is inserted into the locking groove, the equipment body is effectively arranged, and the equipment body is convenient to assemble and disassemble.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of another overall structure of the present invention;
FIG. 3 is a schematic structural view of the seal cap of the present invention;
FIG. 4 is a schematic view of the seal cap and first plate of the present invention;
FIG. 5 is a schematic view of the structure of a second plate of the present invention;
FIG. 6 is a schematic structural view of a second plate and grounding structure of the present invention;
FIG. 7 is a schematic view of a locking structure of the present invention;
fig. 8 is a schematic view of the assembly of the device body and housing of the present invention.
The figure shows: 1, an equipment body, 101, a positioning seat, 102, a locking groove, 103, a connecting plate, 104, a first spring and 105, and a limiting seat;
2-a shell, 201-an observation port and 202-a supporting bar;
3-sealing cover, 31-first sealing frame, 32-second sealing frame, 301-wiring groove, 302-mounting block;
4-a first plate, 401-a joint groove, 402-a second spring, 403-a clamping plate;
5-second plate, 501-notch, 502-fixed port;
6-a transparent plate;
7-a shielding material layer;
8-a filter;
9-grounding structure, 901-fixing frame, 902-central shaft, 903-rolling disc, 904-coil spring type grounding wire, 905-grounding guide head;
10-locking structure, 1001-locking opening, 1002-movable door, 1003-pull rod, 1004-locking seat.
Detailed Description
Embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.
Other advantages and effects of the present disclosure will become readily apparent to those skilled in the art from the following disclosure, which describes embodiments of the present disclosure by way of specific examples. It will be apparent that the described embodiments are merely some, but not all embodiments of the present disclosure. The disclosure may be embodied or practiced in other different specific embodiments, and details within the subject specification may be modified or changed from various points of view and applications without departing from the spirit of the disclosure. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict. All other embodiments, which can be made by one of ordinary skill in the art without inventive effort, based on the embodiments in this disclosure are intended to be within the scope of this disclosure.
As shown in fig. 1, an interference-proof WAPI wireless device includes a device body 1, a housing 2, a sealing cover 3, a first board 4, and a second board 5.
As shown in fig. 1 and 2, the casing 2 is a tetragonal body with two open sides, the equipment body 1 is placed inside the casing 2, the observation port 201 is formed in the top of the casing 2, the inner wall around the observation port 201 is connected with the transparent plate 6 through bolts, and the shielding material layer 7 is arranged at the bottom of the transparent plate 6. The operation condition of the equipment body 1 can be observed through the transparent plate 6 and the observation port 201, and the transparent shielding material layer 7 can perform anti-electromagnetic interference treatment on the observation port 201, so that the safety anti-interference performance of the whole WAPI wireless equipment is further improved.
As shown in fig. 3 and 4, the first plate 4 is coupled to one side of the opening of the housing 2 by a bolt, a joint groove 401 corresponding to the apparatus body 12 is provided in the middle of the first plate 4, and the first plate 4 is coupled to the sealing cover 3 by a bolt. The top and the bottom of the inner side of the sealing cover 3 are connected with a filter 8 through bolts; the sealing cover 3 consists of a first sealing frame 31 and a second sealing frame 32, and the top of the first sealing frame 31 and the bottom of the second sealing frame 32 are provided with wiring grooves 301 which are equidistantly distributed and are semicircular.
In this example, the mounting block 302 is disposed at an outer middle position of the first sealing frame 31 and an outer middle position of the second sealing frame 32, mounting holes are formed at two ends of the top of the mounting block 302, and bolts penetrate through the mounting holes to fixedly connect the first sealing frame 31 and the second sealing frame 32. The sealing cover 3 composed of the first sealing frame 31 and the second sealing frame 32 is sleeved outside the cable, so that the cable is fixedly connected with the shell 2. On one hand, the cable is smoothed out through the sealing cover 3 and the wiring groove 301, so that the cable is kept flat; on the other hand, the filter 8 in the sealing cover 3 can be used for electromagnetic anti-interference treatment on the cable joint, namely, the propagation path of electromagnetic interference on the cable is cut off, so that the anti-interference capability of the circuit is improved.
In this embodiment, the top and bottom of the side of the first plate 4 near the device body 1 are connected with second springs 402 distributed equidistantly, and one side of the second springs 402 on the same horizontal line is connected with a clamping plate 403. Wherein, the clamping plate 403 is made of rubber. When in use, a user can make the clamping plate 403 on one side of the first plate 4 be clamped at the cable connecting surface of the equipment body 1 under the action of the second spring 402 when the equipment body 1 is locked in the shell 2, so that the equipment body 1 is further fixed, and the stability of the equipment body 1 is improved.
As shown in fig. 5 and 6, the second plate 5 is mounted on the other side of the opening of the housing 2, a plurality of slots 501 are formed in one side of the second plate 5, the slots 501 are provided with shielding material layers 7, a fixing opening 502 is formed in the middle position of the second plate 5, and the inner walls around the fixing opening 502 are connected with a grounding structure 9.
Wherein, the shielding material layer 7 that the notch 501 of transparent board 6 and second board 5 set up is transparent network structure, and shielding material layer 7 has the electromagnetic interference prevention effect. The inside of the shell 2 is in an incomplete sealing state through the shielding material layer 7, so that the heat dissipation treatment is effectively carried out on the inside of the shell 2 and the equipment body 1, and electromagnetic interference at the heat dissipation position can be effectively shielded.
As shown in fig. 6, the grounding structure 9 includes a fixed frame 901, a center shaft 902, a take-up reel 903, a coil spring type grounding wire 904, and a grounding guide 905. The central shaft 902 is connected between the two ends of the inner wall of the fixed frame 901 through a pin shaft, the central shaft 902 is connected with a winding disc 903 through a bolt, the outer wall of the winding disc 903 is wound with a coil spring type grounding wire 904, one end of the coil spring type grounding wire 904 penetrates through the fixed frame 901 to be connected with the equipment body 1, and the other end of the coil spring type grounding wire 904 is connected with a grounding guide head 905 through a bolt.
The grounding guide 905 has a split guide structure. The coil spring type grounding wire 904 and the grounding guide 905 are grounded, electromagnetic interference can be prevented from being conducted on the equipment body 1 in a grounding mode, a multiple electromagnetic interference resistant matching structure is formed, and the safety anti-interference performance of the whole WAPI wireless equipment is improved.
As shown in fig. 7, a lock structure 10 is provided between the apparatus body 1 and the housing 2, and the lock structure 10 includes a lock port 1001, a movable door 1002, a pull rod 1003, a lock seat 1004, a positioning seat 101, a lock groove 102, a connection plate 103, and a first spring 104. The locking port 1001 is arranged at the middle position of two sides of the shell 2, one end of the locking port 1001 is connected with the movable door 1002, and one side outer wall of the movable door 1002 is connected with the pull rod 1003; the middle positions of the two ends of the equipment body 1 are connected with a positioning seat 101 through bolts, one side of the positioning seat 101 is provided with a locking groove 102, and the outer wall of the other side of the movable door 1002 is provided with a locking seat 1004 inserted in the locking groove 102; the inner wall of one end of the locking port 1001 near one side of the positioning seat 101 is welded with a connecting plate 103, and first springs 104 which are equidistantly distributed and inclined are welded between one side of the connecting plate 103 and one side of the movable door 1002. The inclination of the movable door 1002 is adjusted through the pull rod 1003 in the locking structure 10, so that the locking seat 1004 enters the locking port 1001, then the equipment body 1 is inserted into the shell 2, the positioning seat 101 corresponds to the locking port 1001, the pull rod 1003 is loosened, the movable door 1002 and the locking seat 1004 are driven to reset by the reset action of the first spring 104, the locking seat 1004 is inserted into the locking groove 102, the equipment body 1 is effectively installed, and the equipment is convenient to assemble and disassemble.
As shown in fig. 8, the top and bottom of the two sides of the inner wall of the housing 2 are provided with support bars 202, and the top and bottom ends of the device body 1 are provided with limiting seats 105, respectively, and the support bars 202 are slidably connected with the limiting seats 105. The device body 1 is conveniently and rapidly assembled in the shell 2.
In the description of the present invention, it should be understood that the terms "middle," "length," "upper," "lower," "front," "rear," "vertical," "horizontal," "inner," "outer," "radial," "circumferential," and the like indicate an orientation or a positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the invention.
In the present invention, unless expressly stated or limited otherwise, a first feature "on" a second feature may be that the first and second features are in direct contact, or that the first and second features are in indirect contact via an intervening medium. The meaning of "a plurality of" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
The above description is for the purpose of illustrating the embodiments of the present invention and is not to be construed as limiting the invention, but is intended to cover all modifications, equivalents, improvements and alternatives falling within the spirit and principles of the invention.
Claims (7)
1. An anti-interference WAPI wireless device is characterized by comprising a device body (1), a shell (2), a sealing cover (3), a first plate (4) and a second plate (5);
the shell (2) is a tetragonal body with two open sides, the equipment body (1) is placed in the shell (2), an observation port (201) is formed in the top of the shell (2), a transparent plate (6) is installed at the observation port (201), a shielding material layer (7) is arranged at the bottom of the transparent plate (6), and the shielding material layer (7) is of a transparent net structure;
the first plate (4) is arranged on one side of the opening of the shell (2), a joint groove (401) corresponding to the equipment body (1) is formed in the middle of the first plate (4), and the first plate (4) is connected with the sealing cover (3);
a filter (8) is arranged on the inner side of the sealing cover (3); the sealing cover (3) consists of a first sealing frame (31) and a second sealing frame (32), and the top of the first sealing frame (31) and the bottom of the second sealing frame (32) are provided with wiring grooves (301) which are equidistantly distributed and are semicircular;
the second plate (5) is arranged on the other side of the opening of the shell (2), a plurality of notches (501) are formed in one side of the second plate (5), shielding material layers (7) are arranged in the notches (501), a fixing opening (502) is formed in the middle position of the second plate (5), and the inner walls around the fixing opening (502) are connected with a grounding structure (9);
a locking structure (10) is arranged between the equipment body (1) and the shell (2), and the locking structure (10) comprises a locking port (1001), a movable door (1002), a pull rod (1003), a locking seat (1004), a positioning seat (101), a locking groove (102), a connecting plate (103) and a first spring (104);
the locking port (1001) is arranged at the middle position of two sides of the shell (2), one end of the locking port (1001) is connected with a movable door (1002), and one side outer wall of the movable door (1002) is connected with a pull rod (1003); the device is characterized in that the middle positions of the two ends of the device body (1) are connected with positioning seats (101) through bolts, one sides of the positioning seats (101) are provided with locking grooves (102), and the outer walls of the other sides of the movable doors (1002) are provided with locking seats (1004) inserted into the locking grooves (102); the inner wall of one end of the locking port (1001) close to one side of the positioning seat (101) is welded with a connecting plate (103), and first springs (104) which are distributed at equal distances and are inclined are welded between one side of the connecting plate (103) and one side of the movable door (1002).
2. The anti-interference WAPI wireless device according to claim 1, wherein an installation block (302) is disposed at an outer middle position of the first sealing frame (31) and an outer middle position of the second sealing frame (32), an installation hole is formed in the installation block (302), and a bolt passes through the installation hole to fixedly connect the first sealing frame (31) and the second sealing frame (32).
3. The anti-interference WAPI wireless device according to claim 1, wherein the grounding structure (9) comprises a fixed frame (901), a central shaft (902), a winding disc (903), a coil spring type grounding wire (904) and a grounding guide (905), the central shaft (902) is connected between two ends of the inner wall of the fixed frame (901), the central shaft (902) is connected with the winding disc (903), the outer wall of the winding disc (903) is wound with the coil spring type grounding wire (904), one end of the coil spring type grounding wire (904) penetrates through the fixed frame (901) to be connected with the device body (1), and the other end of the coil spring type grounding wire (904) is connected with the grounding guide (905) through being connected with the grounding guide.
4. A WAPI wireless device according to claim 3, wherein the ground header (905) is a split header structure.
5. The anti-interference WAPI wireless device according to claim 1, wherein supporting bars (202) are respectively arranged at the top and the bottom of two sides of the inner wall of the housing (2), two ends of the top and two ends of the bottom of the device body (1) are respectively provided with a limiting seat (105), and the supporting bars (202) are slidably connected with the limiting seats (105).
6. The anti-interference WAPI wireless device according to claim 1, wherein the top and the bottom of one side of the first plate (4) close to the device body (1) are connected with second springs (402) distributed equidistantly, and one side of the second springs (402) on the same horizontal line is connected with a clamping plate (403).
7. An interference-free WAPI wireless device according to claim 6, characterized in that the clamping plate (403) is made of rubber.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111231849.6A CN114143617B (en) | 2021-10-22 | 2021-10-22 | Anti-interference WAPI wireless equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111231849.6A CN114143617B (en) | 2021-10-22 | 2021-10-22 | Anti-interference WAPI wireless equipment |
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| CN114143617A CN114143617A (en) | 2022-03-04 |
| CN114143617B true CN114143617B (en) | 2023-11-17 |
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| CN118073924B (en) * | 2024-04-18 | 2024-06-25 | 深圳星河创意科技开发有限公司 | Hub and charger |
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| CN101289054A (en) * | 2007-08-24 | 2008-10-22 | 北京理工大学 | Twin-lock quick-release locking mechanism |
| CN211457879U (en) * | 2019-12-04 | 2020-09-08 | 上海诚融通信设备有限公司 | Anti-electromagnetic interference communication cabinet |
| CN211580115U (en) * | 2019-07-30 | 2020-09-25 | 山东永创信息技术有限公司 | Anti-interference switch |
| CN213755292U (en) * | 2020-12-16 | 2021-07-20 | 南京亨乾电子科技有限公司 | Anti-interference wiring structure of power filter |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110121253B (en) * | 2018-02-06 | 2021-01-19 | 善元科技股份有限公司 | Electromagnetic shielding assembly, electromagnetic interference and lightning stroke suppression module and power supply |
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|---|---|---|---|---|
| CN101289054A (en) * | 2007-08-24 | 2008-10-22 | 北京理工大学 | Twin-lock quick-release locking mechanism |
| CN211580115U (en) * | 2019-07-30 | 2020-09-25 | 山东永创信息技术有限公司 | Anti-interference switch |
| CN211457879U (en) * | 2019-12-04 | 2020-09-08 | 上海诚融通信设备有限公司 | Anti-electromagnetic interference communication cabinet |
| CN213755292U (en) * | 2020-12-16 | 2021-07-20 | 南京亨乾电子科技有限公司 | Anti-interference wiring structure of power filter |
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