CN113677178B - Convenient millimeter wave shielded cell is torn open in ann - Google Patents
Convenient millimeter wave shielded cell is torn open in ann Download PDFInfo
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- CN113677178B CN113677178B CN202110945066.8A CN202110945066A CN113677178B CN 113677178 B CN113677178 B CN 113677178B CN 202110945066 A CN202110945066 A CN 202110945066A CN 113677178 B CN113677178 B CN 113677178B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/18—Screening arrangements against electric or magnetic fields, e.g. against earth's field
Abstract
The invention relates to a millimeter wave shielding box convenient to mount and dismount. The front door module is arranged on one side of the case and used for sealing the feeding hole during testing. One end and the preceding door module of centre gripping module are connected, and the product is placed on the centre gripping module, and the centre gripping module all is located quick-witted incasement with the antenna module. The antenna module is provided with a mobile device and an antenna, the mobile device drives the antenna to move along the XYZ direction, and the antenna is in telecommunication connection with a product on the clamping module through electromagnetic waves emitted by the antenna. The convenient millimeter wave shielded cell is simple in structure, convenient to operate, accurate in test and low in cost.
Description
Technical Field
The invention relates to the technical field of test manufacturing, in particular to a millimeter wave shielding box convenient to mount and dismount.
Background
The fifth generation communication technology has higher reliability and lower time delay, can meet the specific requirements of industries such as intelligent manufacturing, automatic driving and the like, widens the development space of the fusion industry, and supports the innovative development of the economy and the society. Meanwhile, the communication frequency band of the fifth generation mobile communication product is 700 MHz-60 GHz, and the range of the product to be tested is wider and higher, so the test of the fifth generation communication product is more strict. The existing technology for testing 5G millimeter wave terminals generally adopts a microwave darkroom to measure radio frequency performance, however, the microwave darkroom has large volume, high manufacturing cost, complex design and high requirement on the operation capability of personnel, and has larger economic burden and higher cost for small enterprises.
Therefore, it is desirable to provide a millimeter wave shielding box which is convenient to mount and dismount to solve the above problems.
Disclosure of Invention
The invention relates to a millimeter wave shielding box convenient to mount and dismount. The front door module is arranged on one side of the case and used for sealing the feeding hole during testing. One end and the preceding door module of centre gripping module are connected, and the product is placed on the centre gripping module, and the centre gripping module all is located quick-witted incasement with the antenna module. The antenna module is provided with a mobile device and an antenna, the mobile device drives the antenna to move along the XYZ direction, and the antenna is in telecommunication connection with a product on the clamping module through electromagnetic waves emitted by the antenna. This ann tears convenient millimeter wave shielded cell simple structure, simple operation, test are accurate and the cost is lower, have solved among the prior art that microwave anechoic chamber is bulky, the cost is expensive, the design complicacy leads to the higher problem of cost.
In order to solve the above problems, the present invention comprises: the utility model provides a convenient millimeter wave shielded cell is torn open in ann, it includes:
a case provided with a feed inlet;
the front door module is arranged on one side of the case, is positioned at the position of the feed port and is used for sealing the feed port;
the clamping module is used for placing a product, one end of the clamping module is connected with the front door module, and the other end of the clamping module is positioned in the case; and the number of the first and second groups,
the antenna module is positioned on one side of the case, and is provided with a moving device and an antenna, the moving device is used for driving the antenna to move along the XYZ direction, the antenna is used for transmitting electromagnetic waves, and the antenna is in telecommunication connection with a product on the clamping module.
In the millimeter wave shielding box convenient to mount and dismount, the moving device comprises a moving platform, an X-axis moving unit, a Y-axis moving unit and a Z-axis moving unit. The mobile platform is arranged on the inner side of the case. The X-axis moving unit is arranged on the moving platform. The Y-axis moving unit is disposed on the X-axis moving unit. The Z-axis moving unit is arranged on the Y-axis moving unit, and the antenna is connected with the Z-axis moving unit in a sliding mode. The Z-axis moving unit is used for driving the antenna to move along the Z-axis direction, and the Y-axis moving unit is used for driving the Z-axis moving unit and the antenna to integrally move along the Y-axis direction. The Z-axis moving unit is used for driving the Y-axis moving unit, the Z-axis moving unit and the antenna to move integrally along the X-axis direction.
Furthermore, an X-axis guide rail and an X-axis sliding block are arranged on the X-axis moving unit, the X-axis guide rail is arranged on the moving platform, and the X-axis sliding block is connected with the X-axis guide rail in a sliding mode. The Y-axis moving unit is provided with a connecting plate, a Y-axis guide rail and a Y-axis sliding block. The connecting plate is provided with a connecting end and a supporting end, the connecting end is connected with the X-axis sliding block through a bolt, and the supporting end is arranged on the moving platform in a hanging mode, so that the connecting end and the X-axis sliding block as well as the supporting end and the Y-axis guide rail are installed to avoid positions, and the installation and the disassembly are convenient. The Y-axis guide rail is arranged on one side, far away from the moving platform, of the supporting end, and the Y-axis sliding block is connected with the Y-axis guide rail in a sliding mode. The Z-axis moving unit is provided with a supporting plate, a Z-axis guide rail and a Z-axis sliding block, one end of the supporting plate is connected with the Y-axis sliding block, the Z-axis guide rail is arranged on one side of the supporting plate, the Z-axis sliding block is connected with the Z-axis guide rail in a sliding mode, and the antenna is connected with the Z-axis sliding block. Simple structure, the ann tears the convenience open, practices thrift the cost.
Further, the X-axis guide rail is provided with a first guide plate and a second guide plate, and the first guide plate is arranged between the second guide plate and the moving platform. The second guide plate is of a cuboid structure, and the width of the second guide plate is smaller than that of the first guide plate. The two sides of the length direction of the first guide plate are provided with inclined surfaces, and the width of the contact surface of the first guide plate and the second guide plate is smaller than that of the contact surface of the first guide plate and the moving platform, so that a guiding effect is provided, and the inclination in the sliding process is prevented. The X-axis sliding block and the X-axis guide rail are correspondingly provided with grooves, the first guide plate and the second guide plate penetrate through the grooves and are tightly attached to the side walls of the grooves, and therefore the X-axis sliding block and the X-axis guide rail are connected stably.
Furthermore, the Z-axis guide rail, the X-axis guide rail and the Y-axis guide rail are consistent in structure, and the X-axis sliding block, the Y-axis sliding block and the Z-axis sliding block are consistent in structure. The movable platform is provided with a connecting groove, and the X-axis guide rail is arranged in the connecting groove. The Y-axis is arranged on the supporting end, and the Z-axis guide rail is arranged on the side surface of the supporting plate. The installation of being convenient for practices thrift the cost.
Furthermore, a first screw and a second screw are respectively arranged on two sides of the X-axis sliding block, the Y-axis sliding block and the Z-axis sliding block, one end of the first screw is in threaded connection with one side of the X-axis sliding block and in extrusion connection with the second guide plate, and the second screw is in threaded connection with the other side of the X-axis sliding block and in extrusion connection with the first guide plate, so that the influence on the test precision due to displacement change in the test process is prevented.
Furthermore, the size of the second screw is smaller than that of the first screw, a convex ring is arranged at the end of the first screw, and the convex ring is used for screwing in and screwing out the first screw. The end part of the second screw rod is provided with a lug and a body, the lug is arranged on one side of the body, and the lug is used for screwing in and screwing out the second screw rod. The operation is convenient, and the installation efficiency is improved.
Furthermore, the antenna is set to be a millimeter wave horn antenna, so that the requirement of a 5G frequency band can be met, and higher test frequency is compatible.
Furthermore, the antenna is provided with a first pole section, a second pole section and a rotating shaft, wherein the first pole section is rotatably connected with the second pole section through the rotating shaft and is used for adjusting the angle and the height of the second pole section for transmitting the electromagnetic waves. The end part of the first rod section is provided with a clamping groove, and one side of the Z-axis sliding block, which is far away from the Z-axis guide rail, is provided with a connecting block, a fixed rod and a clamping block. One end of the connecting block is connected with the Z-axis sliding block, one end of the fixing rod is connected with one side of the connecting block, and the other end of the fixing rod is connected with the clamping block. The shape of the clamping groove is matched with the shapes of the fixed rod and the clamping block, and the clamping groove is used for enabling the antenna to rotate around the axis direction of the fixed rod. The antenna can rotate at any angle, and the test compatibility is improved.
Further, the machine case includes skeleton, bottom apron, top apron, preceding door cover board, back apron, right side apron, left side apron, six the same settings of skeleton, the bottom apron the top apron preceding door cover board the back apron the right side apron the left side apron size is all the same, and all with skeleton bolted connection. Can replace each other, it is convenient to install, satisfies different test demand and later stage upgrading.
Compared with the prior art, the millimeter wave shielding box convenient to mount and dismount is adopted, so that the millimeter wave shielding box has the beneficial effects that: the invention relates to a millimeter wave shielding box convenient to mount and dismount. The front door module is arranged on one side of the case and used for sealing the feeding hole during testing. One end and the preceding door module of centre gripping module are connected, and the product is placed on the centre gripping module, and the centre gripping module all is located quick-witted incasement with the antenna module. The antenna module is provided with mobile device and antenna, and mobile device drives the antenna and follows the motion of XYZ direction, and the electromagnetic wave that the product on antenna and the centre gripping module was through the antenna transmission carries out telecommunications connection. This ann tears convenient millimeter wave shielded cell simple structure, simple operation, test are accurate and the cost is lower, have solved among the prior art that microwave anechoic chamber is bulky, the cost is expensive, the design complicacy leads to the higher problem of cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required in the embodiments are briefly introduced below, and the drawings in the following description are only corresponding to some embodiments of the present invention.
Fig. 1 is an exploded schematic view of an embodiment of a millimeter wave shielding box convenient to mount and dismount according to the present invention.
Fig. 2 is an exploded schematic view of an embodiment of the framework of the millimeter wave shielding box convenient to mount and dismount.
Fig. 3 is a schematic structural diagram of an embodiment of a mobile device set of a millimeter wave shielding box convenient to mount and dismount according to the present invention.
Fig. 4 is a schematic structural diagram of an embodiment of an antenna of a millimeter wave shielding box convenient to mount and dismount according to the present invention.
In the figure: 10. conveniently-disassembled millimeter wave shielding boxes, 20, a chassis, 21, a framework, 211, a C-shaped conductive bubble surface, 212, a rectangular conductive bubble surface, 213, wave absorbing cotton, 22, a bottom cover plate, 23, a top cover plate, 24, a front door cover plate, 25, a back cover plate, 26, a right side cover plate, 27, a left side cover plate, 30, a front door module, 31, a USB device, 32, a front door, 321, a through groove, 33, a control box, 331, a support frame, 332, a driving cylinder, 333, a piston rod, 40, a clamping module, 50, an antenna module, 51, a moving device, 511, a moving platform, 512, an X-axis moving unit, 5121, an X-axis guide rail, 51211, a first guide plate, 51212, a second guide plate, 5122, an X-axis slide block, 513, a Y-axis moving unit, 5131, a connecting plate, 51311, 51312, a support end, 5132, a Y-axis guide rail, 51514, a Y-axis slide block, a Z-axis moving unit, 41, 5142, a Z-axis guide rail, 5143.Z axis slide block, 515. first screw rod, 5151. bulge loop, 516. second screw rod, 5161. lug, 5162. body, 52. antenna, 521. first pole section, 522. second pole section, 523. rotating shaft, 524. connecting block, 525. fixing rod, 526. fixture block.
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.
In the present invention, directional terms such as "up", "down", "front", "back", "left", "right", "inner", "outer", "side", "top" and "bottom" are used only with reference to the orientation of the drawings, and the directional terms are used for illustration and understanding of the present invention, and are not intended to limit the present invention.
In the drawings, elements having similar structures are denoted by the same reference numerals.
Referring to fig. 1 and fig. 2, in the present embodiment, the millimeter wave shielding box 10 includes a chassis 20, a front door module 30, a clamping module 40, and an antenna module 50. The chassis 20 includes a framework 21, a bottom cover 22, a top cover 23, a front door cover 24, a back cover 25, a right side cover 26, and a left side cover 27. Six face frame structures of skeleton 21 are the same, make and to replace each other between each apron, and it is convenient to install, satisfies different test demand and later stage upgrading. The bottom cover plate 22, the top cover plate 23, the front door cover plate 24, the back cover plate 25, the right side cover plate 26 and the left side cover plate 27 are all the same in size and are all connected with the framework 21 through bolts. The C-shaped conductive bubble surface 211, the rectangular conductive bubble surface 212 and the wave-absorbing cotton 213 are arranged at the connecting part between the framework 21 and each cover plate, so that the interference of external electromagnetic waves to the test is reduced. A discharge port is formed in one side of the case 20, the front door module 30 is arranged at the position of the discharge port, and the front door module 30 comprises a USB device 31, a front door 32, a front door cover 24 and a control box 33. The front door cover plate 24 is arranged at the position of the discharge hole, and a through groove 321 communicated with the feed hole is arranged on the front door cover plate 24. The USB device 31 is disposed on the front door 32 at a position opposite to the through slot 321, and the front door 32 is movably connected to the front door cover 24. The control box 33 is arranged at the bottom of the case 20, a support frame 331, a driving cylinder 332 and a piston rod 333 are arranged in the control box 33, the driving cylinder 332 is fixedly connected with the support frame 331, the piston rod 333 is slidably connected with the support frame 331, one end of the piston rod 333 penetrates through the support frame 331 to be connected with the front door 32, and the driving cylinder 332 drives the piston rod 333 to drive the front door 32 to approach or leave the front door cover plate 24. The clamping module 40 is arranged on the side of the front door 32 remote from the USB device 31, and the USB device 31 is in telecommunication connection with the clamping module 40. The product with the test is placed on the clamping module 40.
In the present embodiment, referring to fig. 1 and fig. 3, the antenna module 50 is disposed on the bottom cover plate 22. The antenna module 50 is provided with a moving device 51 and an antenna 52, the moving device 51 is used for driving the antenna 52 to move along the XYZ direction, the antenna 52 is used for emitting electromagnetic waves, and the antenna 52 is in telecommunication connection with a product on the clamping module 40. The moving device 51 includes a moving platform 511, an X-axis moving unit 512, a Y-axis moving unit 513, and a Z-axis moving unit 514. The Z-axis moving unit 514 is configured to drive the antenna 52 to move along the Z-axis direction, and the Y-axis moving unit 513 is configured to drive the Z-axis moving unit 514 and the antenna 52 to move integrally along the Y-axis direction. The Z-axis moving unit 514 drives the Y-axis moving unit 513, the Z-axis moving unit 514, and the antenna 52 to move in the X-axis direction as a whole.
The moving platform 511 is disposed on the bottom cover plate 22 of the case 20, and a connecting groove for mounting the X-axis guide rail 5121 is disposed on the moving platform 511, so as to improve the overall stability of the moving device 51. The X-axis moving unit 512 is provided with an X-axis guide 5121 and an X-axis slider 5122. The X-axis guide 5121 is provided with a first guide plate 51211 and a second guide plate 51212, the first guide plate 51211 is arranged between the second guide plate 51212 and the moving platform 511, and both the first guide plate 51211 and the second guide plate 51212 are located in the connecting groove. The second guide plate 51212 is provided in a rectangular parallelepiped structure, and the width of the second guide plate 51212 is smaller than that of the first guide plate 51211. The two sides of the first guide plate 51211 in the length direction are provided with inclined surfaces, and the width of the contact surface of the first guide plate 51211 and the second guide plate 51212 is smaller than that of the contact surface of the first guide plate 51211 and the movable platform 511, so that a guiding effect is provided, and the inclination in the sliding process is prevented. Grooves are formed in the X-axis sliding block 5122 and the X-axis guide rail 5121 correspondingly, and the first guide plate 51211 and the second guide plate 51212 penetrate through the grooves and are tightly attached to the side walls of the grooves, so that the X-axis sliding block 5122 and the X-axis guide rail 5121 are connected firmly. A first screw 515 and a second screw 516 are respectively disposed on both sides of the X-axis block 5122. The size of the second screw 516 is smaller than that of the first screw 515, and a convex ring 5151 is arranged at the end of the first screw 515, and the convex ring 5151 is used for screwing in and screwing out the first screw 515. The end of the second screw 516 is provided with a lug 5161 and a body 5162, the lug 5161 is arranged on one side of the body 5162, and the lug 5161 is used for screwing in and screwing out the second screw 516. The operation is convenient, and the installation efficiency is improved. One end of the first screw 515 is in threaded connection with one side of the X-axis slider 5122 and is in extrusion connection with the second guide plate 51212, and the second screw 516 is in threaded connection with the other side of the X-axis slider 5122 and is in extrusion connection with the first guide plate 51211, so that the displacement change in the test process is prevented from affecting the test precision.
The Y-axis moving unit 513 is provided with a connection plate 5131, a Y-axis guide 5132, and a Y-axis slider 5133. The connecting plate 5131 is provided with a connecting end 51311 and a supporting end 51312, the connecting end 51311 is in bolt connection with the X-axis slider 5122, and the supporting end 51312 is arranged on the moving platform 511 in a suspending manner, so that the connecting end 51311 is in clearance with the X-axis slider 5122, the supporting end 51312 and the Y-axis guide rail 5132, and the mounting and dismounting are facilitated. The Y-axis guide rail 5132 is arranged on one side of the supporting end 51312 far away from the moving platform 511, and the Y-axis sliding block 5133 is connected with the Y-axis guide rail 5132 in a sliding manner. The Z-axis moving unit 514 is provided with a support plate 5141, a Z-axis guide rail 5142 and a Z-axis slider 5143, one end of the support plate 5141 is connected with the Y-axis slider 5133, one side of the support plate 5141 is provided with the Z-axis guide rail 5142, the Z-axis slider 5143 is slidably connected with the Z-axis guide rail 5142, and the antenna 52 is connected with the Z-axis slider 5143. In this embodiment, the Z-axis guide 5142, the X-axis guide 5121, and the Y-axis guide 5132 have the same structure, and the X-axis slider 5122 and the Y-axis slider 5133 have the same structure as the Z-axis slider 5143. The X-axis guide rail 5121 is arranged in the connecting groove, the Y-axis is arranged on the supporting end 51312, and the Z-axis guide rail 5142 is arranged on the side surface of the supporting plate 5141, so that the installation is convenient, and the cost is saved.
In the embodiment, the antenna 52 is set as the millimeter wave horn antenna 52, which can meet the requirement of the 5G frequency band and is compatible with higher test frequency. Referring to fig. 3, the antenna 52 may be provided in a sheet format. Referring to fig. 4, in order to enable the antenna 52 to freely change the angle of the emitted electromagnetic wave, test the influence of the electromagnetic wave emitted at different angles on the product, and improve the test accuracy, the antenna 52 may further be disposed as a first pole segment 521, a second pole segment 522 and a rotating shaft 523. The first rod segment 521 is rotatably connected with the second rod segment 522 through a rotating shaft 523, and a clamping groove is formed in the end of the first rod segment 521. One side of the Z-axis slider 5143, which is away from the Z-axis guide rail 5142, is provided with a connecting block 524, a fixing rod 525 and a clamping block 526, one end of the connecting block 524 is connected with the Z-axis slider 5143, one end of the fixing rod 525 is connected with one side of the connecting block 524, and the other end of the fixing rod 525 is connected with the clamping block 526. The shape of the slot matches with the shape of the fixing rod 525 and the latch 526, and is used for enabling the antenna 52 to rotate around the axial direction of the fixing rod 525. The first pole segment 521 is used to enable the antenna 52 to emit electromagnetic waves from any direction, and the angle and height of the emitted electromagnetic waves from the product can be adjusted by rotating the second pole segment 522. The rotation of first pole segment 521 and second pole segment 522 may be adjusted manually or automatically by the control system controlling antenna 52. The antenna 52 can rotate at any angle, so that the test compatibility and the test precision are improved.
The millimeter wave shielding box 10 convenient to mount and dismount has the following working principle:
the positions of the X-axis moving unit 512, the Y-axis moving unit 513, and the Z-axis moving unit 514 are sequentially adjusted according to the set position of the antenna 52. The X-axis slider 5122 is moved to a set position of the X-axis guide rail 5121, and the first screw 515 and the second screw 516 are respectively screwed, so that the X-axis slider 5122 and the X-axis guide rail 5121 are firmly connected. To illustrate the X-axis moving unit 512, the positions of the Y-axis moving unit 513 and the Z-axis moving unit 514 are adjusted in accordance with the X-axis moving unit 512. After the position of the antenna 52 is adjusted, the power supply is started, the driving cylinder 332 drives the piston rod 333 to drive the front door 32 to send the product into the case 20, and the driving cylinder 332 is stopped after the front door 32 is sealed and penetrates through the groove 321. The control system controls the antenna 52 to emit electromagnetic waves to start the product testing operation.
The invention relates to a millimeter wave shielding box convenient to mount and dismount. The front door module is arranged on one side of the case and used for sealing the feeding hole during testing. One end and the preceding door module of centre gripping module are connected, and the product is placed on the centre gripping module, and the centre gripping module all is located quick-witted incasement with the antenna module. The antenna module is provided with mobile device and antenna, and mobile device drives the antenna and follows the motion of XYZ direction, and the electromagnetic wave that the product on antenna and the centre gripping module was through the antenna transmission carries out telecommunications connection. This ann tears convenient millimeter wave shielded cell simple structure, simple operation, test are accurate and the cost is lower, have solved among the prior art that microwave anechoic chamber is bulky, the cost is expensive, the design complicacy leads to the higher problem of cost.
In summary, although the present invention has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, therefore, the scope of the present invention shall be determined by the appended claims.
Claims (7)
1. The utility model provides a convenient millimeter wave shielded cell is torn open in ann, its characterized in that includes:
a case provided with a feed inlet;
the front door module is arranged on one side of the case, is positioned at the position of the feed port and is used for sealing the feed port;
the clamping module is used for placing a product, one end of the clamping module is connected with the front door module, and the other end of the clamping module is positioned in the case; and the number of the first and second groups,
the antenna module is positioned on one side of the case, and is provided with a moving device and an antenna, the moving device is used for driving the antenna to move along the XYZ direction, the antenna is used for emitting electromagnetic waves, and the antenna is in telecommunication connection with a product on the clamping module;
the mobile device includes:
the mobile platform is arranged on the inner side of the case;
an X-axis moving unit disposed on the moving platform;
a Y-axis moving unit disposed on the X-axis moving unit; and the number of the first and second groups,
the Z-axis moving unit is arranged on the Y-axis moving unit, and the antenna is connected with the Z-axis moving unit in a sliding manner;
the Z-axis moving unit is used for driving the antenna to move along the Z-axis direction, and the Y-axis moving unit is used for driving the Z-axis moving unit and the antenna to move integrally along the Y-axis direction; the X-axis moving unit is used for driving the Y-axis moving unit, the Z-axis moving unit and the antenna to move integrally along the X-axis direction;
an X-axis guide rail and an X-axis sliding block are arranged on the X-axis moving unit, the X-axis guide rail is arranged on the moving platform, and the X-axis sliding block is connected with the X-axis guide rail in a sliding manner; the Y-axis moving unit is provided with a connecting plate, a Y-axis guide rail and a Y-axis sliding block, the connecting plate is provided with a connecting end and a supporting end, the connecting end is connected with the X-axis sliding block through a bolt, the supporting end is arranged on the moving platform in a suspended mode, the Y-axis guide rail is arranged on one side, away from the moving platform, of the supporting end, and the Y-axis sliding block is connected with the Y-axis guide rail in a sliding mode; the Z-axis moving unit is provided with a supporting plate, a Z-axis guide rail and a Z-axis sliding block, one end of the supporting plate is connected with the Y-axis sliding block, the Z-axis guide rail is arranged on one side of the supporting plate, the Z-axis sliding block is connected with the Z-axis guide rail in a sliding mode, and the antenna is connected with the Z-axis sliding block;
the antenna is provided with a first pole section, a second pole section and a rotating shaft, wherein the first pole section is rotatably connected with the second pole section through the rotating shaft and is used for adjusting the angle and the height of the second pole section for transmitting electromagnetic waves; a clamping groove is formed in the end part of the first rod section, a connecting block, a fixing rod and a clamping block are arranged on one side, away from the Z-axis guide rail, of the Z-axis sliding block, one end of the connecting block is connected with the Z-axis sliding block, one end of the fixing rod is connected with one side of the connecting block, and the other end of the fixing rod is connected with the clamping block; the shape of the clamping groove is matched with the shapes of the fixed rod and the clamping block, and the clamping groove is used for enabling the antenna to rotate around the axis direction of the fixed rod; the first pole section is used for enabling the antenna to emit electromagnetic waves from any direction, and the angle and the height between the emitted electromagnetic waves and a product can be adjusted by rotating the second pole section, so that the test compatibility and the test precision are improved.
2. The conveniently installed and removed millimeter wave shielding box according to claim 1, wherein the X-axis guide rail is provided with a first guide plate and a second guide plate, the first guide plate is arranged between the second guide plate and the moving platform; the second guide plate is of a cuboid structure, and the width of the second guide plate is smaller than that of the first guide plate; inclined planes are arranged on two sides of the first guide plate in the length direction, and the width of the contact surface of the first guide plate and the second guide plate is smaller than that of the contact surface of the first guide plate and the moving platform; the X-axis sliding block and the X-axis guide rail are correspondingly provided with grooves, and the first guide plate and the second guide plate penetrate through the grooves and are tightly attached to the side walls of the grooves.
3. The millimeter wave shielding box convenient to mount and dismount as claimed in claim 2, wherein the Z-axis guide rail, the X-axis guide rail and the Y-axis guide rail are consistent in structure, and the X-axis slider and the Y-axis slider are consistent in structure with the Z-axis slider; the movable platform is provided with a connecting groove, and the X-axis guide rail is arranged in the connecting groove; the Y-axis is arranged on the supporting end, and the Z-axis guide rail is arranged on the side surface of the supporting plate.
4. The millimeter wave shielding box convenient to mount and dismount as claimed in claim 2, wherein a first screw and a second screw are respectively arranged on two sides of the X-axis slider, the Y-axis slider and the Z-axis slider, one end of the first screw is in threaded connection with one side of the X-axis slider and is in extrusion connection with the second guide plate, and the second screw is in threaded connection with the other side of the X-axis slider and is in extrusion connection with the first guide plate.
5. The millimeter wave shielding box convenient to mount and dismount as claimed in claim 4, wherein the size of the second screw is smaller than that of the first screw, a convex ring is arranged at the end of the first screw, and the convex ring is used for screwing in and screwing out of the first screw; the end part of the second screw rod is provided with a lug and a body, the lug is arranged on one side of the body, and the lug is used for screwing in and screwing out the second screw rod.
6. The millimeter wave shielding box convenient to mount and dismount as claimed in claim 1, wherein the antenna is a millimeter wave horn antenna.
7. The millimeter wave shielding box convenient to mount and dismount according to claim 1, wherein the chassis comprises a framework, a bottom cover plate, a top cover plate, a front door cover plate, a back cover plate, a right side cover plate and a left side cover plate, six sides of the framework are arranged in the same manner, and the bottom cover plate, the top cover plate, the front door cover plate, the back cover plate, the right side cover plate and the left side cover plate are all the same in size and are all connected with the framework through bolts.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110945066.8A CN113677178B (en) | 2021-08-17 | 2021-08-17 | Convenient millimeter wave shielded cell is torn open in ann |
| CN202210521524.XA CN115032431A (en) | 2021-08-17 | 2021-08-17 | Antenna module and corresponding millimeter wave shielding box thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110945066.8A CN113677178B (en) | 2021-08-17 | 2021-08-17 | Convenient millimeter wave shielded cell is torn open in ann |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210521524.XA Division CN115032431A (en) | 2021-08-17 | 2021-08-17 | Antenna module and corresponding millimeter wave shielding box thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113677178A CN113677178A (en) | 2021-11-19 |
| CN113677178B true CN113677178B (en) | 2022-06-07 |
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| CN115032431A (en) | 2022-09-09 |
| CN113677178A (en) | 2021-11-19 |
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