CN114665985A - 5G test shielding box - Google Patents
5G test shielding box Download PDFInfo
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- CN114665985A CN114665985A CN202210203105.1A CN202210203105A CN114665985A CN 114665985 A CN114665985 A CN 114665985A CN 202210203105 A CN202210203105 A CN 202210203105A CN 114665985 A CN114665985 A CN 114665985A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/50—Testing arrangements
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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
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The invention discloses a 5G test shielding box, which comprises: the side end of the box body is provided with a box door; the antenna unit is arranged at the top in the box body; the bearing unit is arranged in the box body, and a test product is placed on the bearing unit; the translation unit is arranged at the bottom in the box body, the bearing unit is arranged on the translation unit, and the traveling path of the translation unit points to the box door.
Description
Technical Field
The invention relates to the technical field of testing, in particular to a 5G testing shielding box.
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.
Chinese patent CN 108566773A discloses a 5G test shielding box, which comprises a box body, wherein a wave absorbing layer is arranged on the inner wall of the box body; the box body comprises a test cavity and a control driving cavity, and a shielding isolation unit is arranged between the test cavity and the control driving cavity; an antenna unit and a carrier plate assembly are arranged in the test cavity; the antenna unit comprises an antenna panel, a plurality of antenna brackets and a plurality of antenna modules, the antenna panel is fixed at the center of the top of the shielding box body, and a central antenna module is fixed on the antenna panel; one end of the antenna bracket is fixed on the antenna panel, and the other end of the antenna bracket is fixed on the side wall of the box body; the antenna support is provided with a plurality of antenna module mounting structures, and the antenna modules are detachably fixed on the antenna module mounting structures. Compared with the prior art, the shielding box can meet the test of fifth-generation mobile communication products, and has good shielding effect and high test precision. This 5G test shielding case is when testing the product, after opening the case door, and the manual work is placed the test product on the support plate subassembly, and is not very convenient.
Disclosure of Invention
In order to achieve the above object, the present invention discloses a 5G test shielding box, comprising:
the side end of the box body is provided with a box door;
the antenna unit is arranged at the top in the box body;
the bearing unit is arranged in the box body, and a test product is placed on the bearing unit;
the translation unit is arranged at the bottom in the box body, the bearing unit is arranged on the translation unit, and the traveling path of the translation unit points to the box door.
Preferably, the translation unit includes:
the translation platform is fixedly connected to the bottom in the box body;
the two translation rails are arranged on the translation platform in parallel;
the translation sliding block is connected to the translation track in a sliding mode, and the bearing unit is installed on the translation sliding block;
the translation screw rod is positioned between the two translation tracks, and the translation sliding block is sleeved on the translation screw rod;
the translation motor is installed at the position, far away from the box door, of the side end of the box body, and the output end of the translation motor is connected with the translation screw rod.
Preferably, the translation track is a silent track, and the translation slider is a silent slider.
Preferably, the carrying unit includes:
the jig fixing plate is arranged on the translation sliding block;
the fixture is arranged on the fixture fixing plate, and the test product is arranged on the fixture.
Preferably, the bottom end of the box body is provided with supporting legs.
Preferably, the method further comprises the following steps:
the secondary shielding unit is arranged at the bottom in the box body and is positioned at the end, far away from the box door, of the translation platform, and the jig fixing plate triggers the opening and closing of the secondary shielding unit.
Preferably, the secondary shielding unit includes:
the mounting strip is vertically mounted in the box body and is attached to the end, far away from the box door, of the translation platform;
the shielding seat is fixedly connected to the mounting strip and arranged close to the bottom end of the mounting strip, and the antenna unit is arranged close to the top end of the mounting strip;
the transmission cover is sleeved at the end, far away from the mounting strip, of the shielding seat, and the jig fixing plate abuts against the transmission cover;
the transmission seat is arranged in the transmission cover;
the power chamber is arranged in the transmission seat and is oppositely communicated with the side end of the transmission seat;
the two turnover racks are symmetrically arranged in the power chamber, one end of each turnover rack is rotatably connected to the inner wall of the power chamber through a rotating shaft, and the other end of each turnover rack is provided with an elastic rubber block which is connected to the inner wall of the power chamber in a sliding manner;
the rotating gears are rotatably installed in the transmission cover through a turnover rotating shaft, the two rotating gears are symmetrically arranged by taking the transmission seat as a center, the rotating gears are matched with the turnover rack, and the top end of the turnover rotating shaft extends out of the top end of the transmission cover;
the chute is arranged at the end, far away from the tooth surface, of the turnover rack, and the lower end of the chute is arranged close to the rotating shaft;
the displacement cross bar is positioned in the power chamber, and two ends of the displacement cross bar extend into the inclined grooves;
the top plate is positioned at the end, far away from the shielding seat, of the transmission cover, and the jig fixing plate is arranged in an abutting mode with the top plate;
the two ejector rods are arranged in parallel, one end of each ejector rod is connected with the top plate, and the other end of each ejector rod penetrates through the transmission cover and is far away from the shielding seat end, extends into the power chamber and is connected with the displacement cross bar;
the two arc-shaped mounting arms are mounted on each overturning rotating shaft;
the main shielding cloth is connected between the two arc-shaped mounting arms, and the main shielding cloth is connected to the overturning rotating shaft.
Preferably, the secondary shielding unit further includes:
the hydraulic oil is filled in the transmission cover;
the oil inlet channel is arranged in the overturning rotating shaft and communicated with the transmission cover;
the oil outlet channel is arranged in the arc-shaped mounting arm and communicated with the end, far away from the turning shaft, of the arc-shaped mounting arm;
the arc-shaped transmission column is arranged in the oil outlet channel;
the guide post is positioned on the arc-shaped mounting arm and far away from the end of the turnover shaft, and the guide post is connected with the arc-shaped transmission post;
side shielding cloth, side shielding cloth is the fold formula setting, side shielding cloth connect in two between the guide post, side shielding cloth connect in main shielding cloth keeps away from the upset axle head.
Preferably, the antenna unit includes:
the fixed ring seat is fixedly connected to the top end of the mounting bar;
the driving ring chamber is arranged in the fixed ring seat by taking the inner ring end of the fixed ring seat as the center;
a drive ring mounted within the drive ring chamber;
the driving groove is connected end to end and arranged at the bottom end of the driving ring, the driving groove is arranged in a wave manner, and the high-level end and the low-level end of the driving groove are oppositely arranged;
the four sliding block mounting grooves are circumferentially arranged at the inner ring end of the fixed ring seat, and are positioned at the downward turning of the driving ring chamber;
the turning rod installation chamber is positioned in the fixed ring seat and communicated between the driving ring chamber and the sliding block installation groove;
the middle section of the telescopic turning rod is hinged in the turning rod mounting chamber, one end of the telescopic turning rod extends into the driving ring chamber, and the other end of the telescopic turning rod extends into the slide block mounting groove;
the limiting sliding block is connected in the driving groove in a sliding mode, and one end of the telescopic turnover rod is hinged to the limiting sliding block;
the transverse sliding block is connected in the sliding block mounting groove in a sliding mode, and the other end of the telescopic turning rod is hinged to the transverse sliding block;
the four limiting sliding grooves are circumferentially arranged at the bottom end of the fixed ring seat by taking the inner ring end of the fixed ring seat as a center, and the bottom ends of the limiting sliding grooves are communicated with the sliding block mounting grooves;
the four antenna mounting rods are circumferentially arranged at the bottom end of the fixed ring seat by taking the inner ring end of the fixed ring seat as a center, the antenna mounting rods are bent at obtuse angles, and one ends of the antenna mounting rods are hinged to the position, close to the inner ring end, of the bottom end of the fixed ring seat;
the lifting rod is bent at an obtuse angle, one end of the lifting rod extends into the slider mounting groove from the limiting sliding groove and is connected with the transverse sliding block, a connecting rod is connected to the other end of the lifting rod, and the end, far away from the lifting rod, of the connecting rod is hinged to the antenna mounting rod;
the antenna is arranged at the other end of the antenna mounting rod;
the gear ring is arranged in the driving ring chamber and is arranged at the outer ring end of the driving ring;
the upper transmission gear is arranged in the driving ring chamber and is meshed with the gear ring;
the transmission chamber is arranged in the mounting strip;
the lower transmission gear is arranged in the transmission chamber;
the driving rotating shaft is vertically arranged in the mounting bar, one end of the driving rotating shaft extends into the transmission chamber and is connected with the lower transmission gear, and the other end of the driving rotating shaft extends into the driving ring chamber and is connected with the upper transmission gear;
and one end of the driving rack extends into the transmission chamber, the other end of the driving rack extends into the transmission cover and is connected with the transmission seat, and the driving rack is meshed with the lower transmission gear.
Preferably, a window is installed at the top end of the box body and is opposite to the inner ring end of the fixed ring seat.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a translation unit according to the present invention;
FIG. 3 is a schematic structural diagram of a load-bearing unit according to the present invention;
FIG. 4 is a schematic structural diagram of a secondary shielding unit according to the present invention;
FIG. 5 is a schematic diagram of the secondary shielding unit according to the present invention;
FIG. 6 is a schematic diagram of an antenna unit according to the present invention;
FIG. 7 is a schematic diagram of an antenna unit according to the present invention;
fig. 8 is an outline view of a drive ring in the present invention.
In the figure: 1. a box body; 2. an antenna unit; 3. a carrying unit; 4. a translation unit; 5. a secondary shielding unit; 11. a box door; 12. lifting a pull rod; 13. a transmission gear is installed; 14. a transmission chamber; 15. a lower transmission gear; 16. driving the rotating shaft; 17. a drive rack; 21. a stationary ring seat; 22. a drive ring chamber; 23. a drive ring; 24. a drive slot; 25. a slide block mounting groove; 26. a turnover rod installation chamber; 27. a telescopic turning rod; 28. transversely moving the sliding block; 29. a limiting chute; 20. an antenna mounting rod; 41. a translation stage; 42. translating the rail; 43. a translation slide block; 44. translating the screw rod; 45. a translation motor; 31. a fixture fixing plate; 32. a jig; 51. mounting a bar; 52. a shielding seat; 53. a drive cover; 54. a transmission seat; 55. a power chamber; 56. turning over the rack; 57. a rotating gear; 58. turning over the rotating shaft; 59. a chute; 50. a displacement cross bar; 61. a top plate; 62. a top rod; 63. an arc-shaped mounting arm; 64. a main shielding cloth; 65. an oil inlet channel; 66. an oil outlet channel; 67. an arc-shaped transmission column; 68. a guide post; 69. side shielding cloth.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood 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.
Examples
The invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, the present embodiment provides a 5G test shielding box, including:
the refrigerator comprises a refrigerator body 1, wherein a refrigerator door 11 is arranged at the side end of the refrigerator body 1;
the antenna unit 2 is arranged at the top in the box body 1;
the bearing unit 3 is arranged in the box body 1, and the test product is placed on the bearing unit 3;
the translation unit 4 is arranged at the bottom in the box body 1, the bearing unit 3 is arranged on the translation unit 4, and the traveling path of the translation unit 4 points to the box door 11.
The working principle and the beneficial effects of the technical scheme are as follows:
the invention discloses a 5G test shielding box, wherein a box door 11 is opened, a translation unit 4 works to drive a bearing unit 3 to move to a position close to the box door 11, a test product is placed on the bearing unit 3, the translation unit 4 drives the bearing unit 3 to return to the initial position of a box body 1, and then the box door 11 is closed, so that a signal interference free environment is formed in the box body 1, an antenna unit 2 works to send a 5G signal, and thus the test of the test product is completed.
As shown in fig. 2, in an embodiment provided by the present invention, the translation unit 4 includes:
the translation platform 41 is fixedly connected to the bottom in the box body 1;
the two translation rails 42 are mounted on the translation platform 41 in parallel;
a translation slider 43, wherein the translation slider 43 is slidably connected to the translation track 42, and the carrying unit 3 is mounted on the translation slider 43;
the translation screw 44 is located between the two translation tracks 42, and the translation slider 43 is sleeved on the translation screw 44;
the translation motor 45 is installed at the position, far away from the box door 11, of the side end of the box body 1, and the output end of the translation motor 45 is connected with the translation screw 44.
The working principle of the technical scheme is as follows:
the translation motor 45 works to drive the translation screw 44 connected with the output end of the translation motor 45 to rotate, and the translation slider 43 sleeved on the translation screw 44 slides on the translation platform 41 along the translation track 42, so as to drive the bearing unit 3 installed on the translation slider 43 to perform translation motion.
In one embodiment of the present invention, the translation track 42 is a silent track, and the translation slider 43 is a silent slider.
As shown in fig. 3, in an embodiment provided by the present invention, the carrying unit 3 includes:
a jig fixing plate 31, wherein the jig fixing plate 31 is mounted on the translation slider 43;
the jig 32, the jig 32 is installed on the jig fixing plate 31, and the test product is installed on the jig 32.
The working principle of the technical scheme is as follows:
the translation sliding block 43 drives the fixture fixing plate 31 to translate, so as to drive the fixture 32 installed on the fixture fixing plate 31 to translate.
In one embodiment of the present invention, the bottom end of the box body 1 is provided with a supporting leg.
In one embodiment, the present invention further includes:
and the secondary shielding unit 5 is arranged at the bottom in the box body 1 and is positioned at the end, far away from the box door 11, of the translation platform 41, and the jig fixing plate 31 triggers the opening and closing of the secondary shielding unit 5.
The working principle and the beneficial effects of the technical scheme are as follows:
the setting of secondary shielding unit 5, when translation unit 4 drove bearing unit 3, installed the test product return on bearing unit 3, tool fixed plate 31 triggered secondary shielding unit 5 work to the secondary encloses to locate test product around, has improved shielding effect.
As shown in fig. 4, 5, and 7, in an embodiment of the present invention, the secondary shielding unit 5 includes:
the mounting strip 51 is vertically mounted in the box body 1, and is attached to the end, away from the box door 11, of the translation platform 41;
the shielding seat 52 is fixedly connected to the mounting bar 51, and is arranged near the bottom end of the mounting bar 51, and the antenna unit 2 is arranged near the top end of the mounting bar 51;
the transmission cover 53 is sleeved at the end, far away from the mounting bar 51, of the shielding seat 52, and the jig fixing plate 31 abuts against the transmission cover 53;
the transmission seat 54 is arranged in the transmission cover 53, and the transmission seat 54 is connected to the shielding seat 52 through a return spring;
the power chamber 55 is arranged in the transmission seat 54, and the power chamber 55 is oppositely communicated with the side end of the transmission seat 54;
the two turnover racks 56 are symmetrically arranged in the power chamber 55, one end of each turnover rack 56 is rotatably connected to the inner wall of the power chamber 55 through a rotating shaft, and the other end of each turnover rack 56 is provided with an elastic rubber block which is slidably connected to the inner wall of the power chamber 55;
the rotating gears 57 are rotatably mounted in the transmission cover 53 through an overturning rotating shaft 58, the two rotating gears 57 are symmetrically arranged by taking the transmission seat 54 as a center, the rotating gears 57 are matched with the overturning racks 56, and the top end of the overturning rotating shaft 58 extends out of the top end of the transmission cover 53;
the chute 59 is arranged at the end, far away from the tooth surface, of the turnover rack 56, and the lower end of the chute 59 is close to the rotating shaft;
a displacement cross bar 50, wherein the displacement cross bar 50 is positioned in the power chamber 55, and both ends of the displacement cross bar 50 extend into the inclined grooves 59;
the top plate 61 is positioned at the end, away from the shielding seat 52, of the transmission cover 53, and the jig fixing plate 31 is abutted to the top plate 61;
the two ejector rods 62 are arranged in parallel, one end of each ejector rod 62 is connected with the top plate 61, and the other end of each ejector rod 62 penetrates through the end, far away from the shielding seat 52, of the transmission cover 53, extends into the power chamber 55 and is connected with the displacement cross bar 50;
the turning rotating shaft 58 is provided with two arc-shaped mounting arms 63;
the main shielding cloth 64 is connected between the two arc-shaped mounting arms 63, and the main shielding cloth 64 is connected to the overturning rotating shaft 58.
The working principle and the beneficial effects of the technical scheme are as follows:
the translation unit 4 drives the fixture fixing plate 31 to abut against the top plate 31, so as to drive the ejector rod 62 connected with the top plate 31 to extend into the transmission cover 53, the displacement cross bar 50 connected with the ejector rod 62 moves towards the lower end of the chute 59 in the chute 59, the secondary shielding unit 5 is not triggered to work when the displacement cross bar 50 moves to the lower end of the chute 59, at the moment, the displacement cross bar 50 abuts against the turnover rack 56 to turn out the side end of the transmission seat 54, the turnover rack 56 is meshed with the rotating gear 57, at the moment, the displacement cross bar 50 is limited at the lower end of the chute 59 in the power chamber 55, so as to drive the transmission seat 54 to integrally move in the transmission cover 53, the turnover rack 56 drives the rotating gear 57 meshed with the turnover rack to rotate, thereby turning the turnover rotating shaft 58 connected with the rotating gear 57, the turnover rotating shaft 58 drives the two arc-shaped mounting arms 63 mounted thereon, and the main shielding cloth 64 mounted on the two arc-shaped mounting arms 63 to surround and set a test product by taking the fixture 31 as a center, thereby realizing the effect of secondary shielding.
As shown in fig. 5, in an embodiment provided by the present invention, the secondary shielding unit 5 further includes:
hydraulic oil filled in the transmission cover 53;
the oil inlet channel 65 is arranged in the overturning rotating shaft 58, and the oil inlet channel 65 is communicated with the inside of the transmission cover 53;
the oil outlet channel 66 is arranged in the arc-shaped mounting arm 63, and the oil outlet channel 66 is communicated with the end, far away from the overturning rotating shaft 58, of the arc-shaped mounting arm 63;
the arc-shaped transmission column 67 is arranged in the oil outlet channel 66;
the guide post 68 is positioned at the end, far away from the overturning rotating shaft 58, of the arc-shaped mounting arm 63, and the guide post 68 is connected with the arc-shaped transmission post 67;
The working principle and the beneficial effects of the technical scheme are as follows:
when the displacement cross bar 50 moves to the low end of the chute 59, the secondary shielding unit 5 is not triggered to work, at this time, the displacement cross bar 50 abuts against the overturning rack 56 to overturn the side end of the transmission seat 54, so that the volume of the transmission seat 54 is increased, the occupied volume of the corresponding transmission seat 54 in the transmission cover 53 is increased, so that hydraulic oil in the transmission cover 53 is firstly pressed into the oil outlet channel 66 from the oil inlet channel 65, the oil pressure in the oil outlet channel 66 is increased, so that the arc-shaped transmission column 67 in the oil outlet channel 66 and the guide column 68 connected with the arc-shaped transmission column 67 extend out of the oil outlet channel 66, the guide column 68 extends along the arc-shaped mounting arm 63, so that the folded side shielding cloth 69 is driven to be unfolded along the main shielding cloth 64, the inspection of the side shielding cloth 69 is completed, whether the side shielding cloth 69 is moved or not is detected through the purpose of inspecting the side shielding cloth 69, and the displacement cross bar 50 is limited at the low end of the chute 59 in the power chamber 55, thereby driving the transmission seat 54 to move integrally in the transmission cover 53, the turning rack 56 drives the rotating gear 57 engaged therewith to rotate, the main shielding cloth 64 installed on the two arc-shaped installation arms 63 primarily encloses the test product with the fixture fixing plate 31 as the center, after the top plate 61 abuts against the transmission cover 53, the transmission cover 53 is driven to move on the shielding seat 52 towards the contraction direction of the return spring, the volume in the transmission cover 53 is reduced, hydraulic oil in the transmission cover 53 further enters the oil outlet channel 66 from the oil inlet channel 65 under pressure, the arc-shaped transmission column 67 further moves, thereby bringing the guide post 68 and the side shield cloth 69 connected to the guide post 68 to further extend along the arc-shaped mounting arm 63, therefore, the side shielding cloth 69 covers the translation channel of the translation unit 4, and the main shielding cloth 64 and the side shielding cloth 69 completely enclose the test product on the test fixing plate 31, so that the secondary shielding effect of the test product is realized.
As shown in fig. 6 and 8, in an embodiment provided by the present invention, the antenna unit 2 includes:
the fixed ring seat 21 is fixedly connected to the top end of the mounting bar 51;
the driving ring chamber 22 is arranged in the fixed ring seat 21 by taking the inner ring end of the fixed ring seat 21 as a center;
a drive ring 23, the drive ring 23 being mounted within the drive ring chamber 22;
the driving groove 24 is connected end to end and arranged at the bottom end of the driving ring 23, the driving groove 24 is arranged in a wave manner, and the high-level end and the low-level end of the driving groove 24 are oppositely arranged;
the four slide block mounting grooves 25 are circumferentially arranged at the inner ring end of the fixed ring seat 21, and the slide block mounting grooves 25 are positioned at the downward turning of the driving ring chamber 22;
the turner rod installation chamber 26 is positioned in the fixed ring seat 21, and the turner rod installation chamber 26 is communicated between the driving ring chamber 22 and the slide block installation groove 25;
the middle section of the telescopic turning rod 27 is hinged in the turning rod installation chamber 26, one end of the telescopic turning rod 27 extends into the driving ring chamber 22, and the other end of the telescopic turning rod 27 extends into the sliding block installation groove 25;
the limiting sliding block is connected in the driving groove 24 in a sliding mode, and one end of the telescopic turning rod 27 is hinged to the limiting sliding block;
the transverse moving slide block 28 is connected in the slide block mounting groove 25 in a sliding manner, and the other end of the telescopic turnover rod 27 is hinged with the transverse moving slide block 28;
the four limiting sliding grooves 29 are circumferentially arranged at the bottom end of the fixed ring seat 21 by taking the inner ring end of the fixed ring seat 21 as a center, and the bottom ends of the limiting sliding grooves 29 are communicated with the sliding block mounting groove 25;
the antenna mounting rods 20 are circumferentially arranged at the bottom end of the fixed ring seat 21 by taking the inner ring end of the fixed ring seat 21 as a center, the antenna mounting rods 20 are bent at an obtuse angle, and one end of each antenna mounting rod 20 is hinged to the position, close to the inner ring end, of the bottom end of the fixed ring seat 21;
the lifting rod 12 is bent at an obtuse angle, one end of the lifting rod 12 extends into the slider mounting groove 25 from the limiting sliding groove 29 and is connected with the transverse sliding block 28, a connecting rod is connected to the other end of the lifting rod 12, and the end, far away from the lifting rod 12, of the connecting rod is hinged to the antenna mounting rod 20;
an antenna mounted at the other end of the antenna mounting rod 20;
the gear ring is arranged in the driving ring chamber 22 and is arranged at the outer ring end of the driving ring 23;
the upper transmission gear 13 is arranged in the driving ring chamber 22, and the upper transmission gear 13 is meshed with the gear ring;
the transmission chamber 14 is arranged in the mounting bar 51, and the transmission chamber 14 is arranged in the mounting bar 51;
the lower transmission gear 15 is arranged in the transmission chamber 14;
the driving rotating shaft 16 is vertically arranged in the mounting bar 51, one end of the driving rotating shaft 16 extends into the transmission chamber 14 and is connected with the lower transmission gear 15, and the other end of the driving rotating shaft 16 extends into the driving ring chamber 22 and is connected with the upper transmission gear 13;
The working principle and the beneficial effects of the technical scheme are as follows:
the displacement horizontal bar 50 is limited at the low end of the chute 59 in the power chamber 55, so as to drive the transmission seat 54 to move integrally in the transmission cover 53, the two arc-shaped mounting arms 63 start to close, at this time, the transmission seat 54 drives the driving rack 17 connected with the transmission seat 54 to transmit, so as to drive the lower transmission gear 15 engaged with the driving rack 17 to rotate in the transmission chamber 14, the lower transmission gear 15 drives the upper transmission gear 13 to rotate in the driving ring chamber 22 through the driving shaft 16, the upper transmission gear 13 drives the driving ring 23 to rotate in the driving ring chamber 22 through the gear ring, the driving ring 23 drives the telescopic turning rod 27 hinged with the limiting slide block to turn in the turning rod mounting chamber 26 through the cooperation of the driving groove 24 and the limiting slide block, the horizontal slide block 28 connected with the telescopic turning rod 27 far away from the limiting slide block end slides in the slide block mounting groove 25, the horizontal slide block 28 drives the lifting rod 12 connected with the horizontal slide block to move along the slotting direction of the limiting slide groove 29, thereby drive four antenna installation poles 20 that are connected with lifting rod 12 and inwards shrink at fixed ring seat 21 bottom, like this at two arc installation arm 63 closed in-process, four antenna installation poles 20 drive the antenna and contract to two arc installation arm 63 closed secondary shielding in, make the test product obtain better test like this in the secondary shielding.
In one embodiment of the present invention, a window is installed at the top end of the box body 1, and the window is disposed opposite to the inner ring end of the fixed ring seat 21.
The beneficial effects of the above technical scheme are:
in the process of reducing the shielding ring by secondary shielding, the test condition of the test product can be observed through the window.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. A5G test shielded cell, its characterized in that includes:
the refrigerator comprises a refrigerator body (1), wherein a refrigerator door (11) is arranged at the side end of the refrigerator body (1);
the antenna unit (2), the antenna unit (2) is installed on the top in the box body (1);
the bearing unit (3), the bearing unit (3) is installed in the box body (1), and the test product is placed on the bearing unit (3);
the box door is characterized by comprising a translation unit (4), wherein the translation unit (4) is installed at the bottom in the box body (1), the bearing unit (3) is installed on the translation unit (4), and the traveling path of the translation unit (4) points to the box door (11).
2. A 5G test shielding cage according to claim 1, characterized in that the translation unit (4) comprises:
the translation platform (41), the translation platform (41) is fixedly connected to the bottom in the box body (1);
the two translation rails (42) are mounted on the translation platform (41) in parallel;
the translation sliding block (43) is connected to the translation track (42) in a sliding mode, and the bearing unit (3) is installed on the translation sliding block (43);
the translation screw rod (44) is positioned between the two translation tracks (42), and the translation sliding block (43) is sleeved on the translation screw rod (44);
the box door structure comprises a translation motor (45), wherein the translation motor (45) is installed at the position, far away from the box door (11), of the side end of the box body (1), and the output end of the translation motor (45) is connected with a translation screw rod (44).
3. A 5G test shielding cage according to claim 2, wherein the translator track (42) is a silent track and the translator slider (43) is a silent slider.
4. A 5G test shielded box according to claim 2, characterized in that the carrying unit (3) comprises:
the jig fixing plate (31), the jig fixing plate (31) is installed on the translation sliding block (43);
the fixture (32), the fixture (32) is installed on the fixture fixing plate (31), and the test product is installed on the fixture (32).
5. A5G test shielding box according to claim 1, characterized in that supporting legs are installed at the bottom end of the box body (1).
6. The 5G test shielded box of claim 4, further comprising:
secondary shielding unit (5), secondary shielding unit (5) install in bottom in box (1), and be located translation platform (41) are kept away from chamber door (11) end, tool fixed plate (31) trigger opening and shutting of secondary shielding unit (5).
7. A5G test shielding cage according to claim 6, characterized in that the secondary shielding unit (5) comprises:
the mounting strip (51) is vertically mounted in the box body (1) and is attached to the end, away from the box door (11), of the translation platform (41);
the shielding seat (52) is fixedly connected to the mounting bar (51) and arranged close to the bottom end of the mounting bar (51), and the antenna unit (2) is arranged close to the top end of the mounting bar (51);
the transmission cover (53) is sleeved at the end, far away from the mounting strip (51), of the shielding seat (52), and the jig fixing plate (31) abuts against the transmission cover (53);
the transmission seat (54) is arranged in the transmission cover (53);
the power chamber (55), the said power chamber (55) locates in the said driving seat (54), the said power chamber (55) is opposite to communicating with the side end of the said driving seat (54) to set up;
the two overturning racks (56) are symmetrically arranged in the power chamber (55), one end of each overturning rack (56) is rotatably connected to the inner wall of the power chamber (55) through a rotating shaft, the other end of each overturning rack (56) is provided with an elastic rubber block, and the elastic rubber blocks are slidably connected to the inner wall of the power chamber (55);
the rotating gears (57) are rotatably mounted in the transmission cover (53) through a turnover rotating shaft (58), the two rotating gears (57) are symmetrically arranged by taking the transmission seat (54) as a center, the rotating gears (57) are matched with the turnover rack (56), and the top end of the turnover rotating shaft (58) extends out of the top end of the transmission cover (53);
the chute (59) is formed in the end, far away from the tooth surface, of the turnover rack (56), and the low-position end of the chute (59) is close to the rotating shaft;
the displacement cross bar (50), the displacement cross bar (50) is positioned in the power chamber (55), and both ends of the displacement cross bar (50) extend into the inclined grooves (59);
the top plate (61), the top plate (61) is positioned at the end, far away from the shielding seat (52), of the transmission cover (53), and the jig fixing plate (31) is arranged in a manner of abutting against the top plate (61);
the two ejector rods (62) are arranged in parallel, one end of each ejector rod (62) is connected with the top plate (61), and the other end of each ejector rod (62) penetrates through the end, far away from the shielding seat (52), of the transmission cover (53), extends into the power chamber (55) and is connected with the displacement cross bar (50);
the overturning mechanism comprises arc-shaped mounting arms (63), wherein two arc-shaped mounting arms (63) are mounted on each overturning rotating shaft (58);
main shielding cloth (64), main shielding cloth (64) connect in two between arc installation arm (63), main shielding cloth (64) connect in on upset pivot (58).
8. A5G test shielding cage according to claim 7, characterized in that the secondary shielding unit (5) further comprises:
the hydraulic oil is filled in the transmission cover (53);
the oil inlet channel (65), the oil inlet channel (65) is arranged in the overturning rotating shaft (58), and the oil inlet channel (65) is communicated with the inside of the transmission cover (53);
the oil outlet channel (66) is arranged in the arc-shaped mounting arm (63), and the oil outlet channel (66) is communicated with the end, far away from the overturning rotating shaft (58), of the arc-shaped mounting arm (63);
the arc-shaped transmission column (67), the arc-shaped transmission column (67) is arranged in the oil outlet channel (66);
the guide post (68) is positioned at the end, far away from the overturning rotating shaft (58), of the arc-shaped mounting arm (63), and the guide post (68) is connected with the arc-shaped transmission post (67);
side shielding cloth (69), side shielding cloth (69) are the fold formula and set up, side shielding cloth (69) connect in two between guide post (68), side shielding cloth (69) connect in main shielding cloth (64) is kept away from upset pivot (58) end.
9. A5G test shielding cage according to claim 7, characterized in that the antenna unit (2) comprises:
the fixed ring seat (21) is fixedly connected to the top end of the mounting bar (51);
the driving ring chamber (22) is arranged in the fixed ring seat (21) by taking the inner ring end of the fixed ring seat (21) as the center;
a drive ring (23), the drive ring (23) being mounted within the drive ring chamber (22);
the driving groove (24) is connected end to end and arranged at the bottom end of the driving ring (23), the driving groove (24) is arranged in a wave manner, and the high-level end and the low-level end of the driving groove (24) are oppositely arranged;
the four sliding block mounting grooves (25) are circumferentially arranged at the inner ring end of the fixed ring seat (21), and the sliding block mounting grooves (25) are positioned in the driving ring chamber (22) and turned downwards;
the turnover rod installation chamber (26), the turnover rod installation chamber (26) is positioned in the fixed ring seat (21), and the turnover rod installation chamber (26) is communicated between the driving ring chamber (22) and the sliding block installation groove (25);
the middle section of the telescopic turning rod (27) is hinged in the turning rod installation chamber (26), one end of the telescopic turning rod (27) extends into the driving ring chamber (22), and the other end of the telescopic turning rod (27) extends into the sliding block installation groove (25);
the limiting sliding block is connected in the driving groove (24) in a sliding mode, and one end of the telescopic turning rod (27) is hinged to the limiting sliding block;
the transverse moving sliding block (28) is connected in the sliding block mounting groove (25) in a sliding mode, and the other end of the telescopic turning rod (27) is hinged to the transverse moving sliding block (28);
the four limiting sliding grooves (29) are circumferentially arranged at the bottom end of the fixed ring seat (21) by taking the inner ring end of the fixed ring seat (21) as a center, and the bottom ends of the limiting sliding grooves (29) are communicated with the sliding block mounting groove (25);
the antenna mounting rods (20) are circumferentially arranged at the bottom end of the fixed ring seat (21) by taking the inner ring end of the fixed ring seat (21) as a center, the antenna mounting rods (20) are bent at obtuse angles, and one end of each antenna mounting rod (20) is hinged to the position, close to the inner ring end, of the bottom end of the fixed ring seat (21);
the antenna mounting device comprises a lifting rod (12), wherein the lifting rod (12) is bent at an obtuse angle, one end of the lifting rod (12) extends into the slider mounting groove (25) from the limiting sliding groove (29) and is connected with the transverse sliding block (28), a connecting rod is connected to the other end of the lifting rod (12) in a connecting mode, and the end, far away from the lifting rod (12), of the connecting rod is hinged to the antenna mounting rod (20);
an antenna mounted at the other end of the antenna mounting rod (20);
the gear ring is arranged in the driving ring chamber (22) and is arranged at the outer ring end of the driving ring (23);
the upper transmission gear (13) is arranged in the driving ring chamber (22), and the upper transmission gear (13) is meshed with the gear ring;
the transmission chamber (14), the said transmission chamber (14) locates in the said mounting bar (51);
the lower transmission gear (15), the said lower transmission gear (15) locates in the said drive chamber (14);
the driving rotating shaft (16) is vertically arranged in the mounting bar (51), one end of the driving rotating shaft (16) extends into the transmission chamber (14) and is connected with the lower transmission gear (15), and the other end of the driving rotating shaft (16) extends into the driving ring chamber (22) and is connected with the upper transmission gear (13);
drive rack (17), drive rack (17) one end stretches into in transmission chamber (14), drive rack (17) other end stretches into transmission lid (53), and with transmission seat (54) are connected, drive rack (17) with lower transmission gear (15) meshing.
10. The 5G test shielding box according to claim 9, wherein a window is installed at the top end of the box body (1), and the window is arranged opposite to the inner ring end of the fixed ring seat (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210203105.1A CN114665985B (en) | 2022-03-03 | 2022-03-03 | 5G test shielding box |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210203105.1A CN114665985B (en) | 2022-03-03 | 2022-03-03 | 5G test shielding box |
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| CN114665985A true CN114665985A (en) | 2022-06-24 |
| CN114665985B CN114665985B (en) | 2023-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210203105.1A Active CN114665985B (en) | 2022-03-03 | 2022-03-03 | 5G test shielding box |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108181490A (en) * | 2018-02-11 | 2018-06-19 | 珠海博杰电子股份有限公司 | Multi-functional shielded box |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080265908A1 (en) * | 2007-04-24 | 2008-10-30 | Hon Hai Precision Industry Co., Ltd. | Shielding apparatus |
| KR101026499B1 (en) * | 2010-09-16 | 2011-04-01 | 박명식 | The bottom shielding equipment for electromagnetic wavetest chamber |
| CN205786730U (en) * | 2016-05-20 | 2016-12-07 | 东莞市冠雄达电子科技有限公司 | A kind of new-type automatic shield box structure |
| CN206193063U (en) * | 2016-10-09 | 2017-05-24 | 深圳市佳晨科技有限公司 | Upset gate -type shielded cell |
| CN108181490A (en) * | 2018-02-11 | 2018-06-19 | 珠海博杰电子股份有限公司 | Multi-functional shielded box |
| CN109257916A (en) * | 2018-10-17 | 2019-01-22 | 深圳市艾特讯科技有限公司 | Shielded box |
| CN211577342U (en) * | 2019-12-31 | 2020-09-25 | 共达电声股份有限公司 | PCBA test fixture |
| CN211905463U (en) * | 2019-12-30 | 2020-11-10 | 东莞市钲晟电子科技有限公司 | Automatic test shielding case |
| CN113677178A (en) * | 2021-08-17 | 2021-11-19 | 深圳市精泰达科技有限公司 | Convenient millimeter wave shielded cell is torn open in ann |
| CN215263648U (en) * | 2021-06-16 | 2021-12-21 | 苏州威利多测控科技有限公司 | 5G test signal shielding box convenient for antenna installation |
| WO2022007188A1 (en) * | 2020-07-09 | 2022-01-13 | 诚瑞光学(常州)股份有限公司 | Lens transmission device and mobile terminal |
-
2022
- 2022-03-03 CN CN202210203105.1A patent/CN114665985B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080265908A1 (en) * | 2007-04-24 | 2008-10-30 | Hon Hai Precision Industry Co., Ltd. | Shielding apparatus |
| KR101026499B1 (en) * | 2010-09-16 | 2011-04-01 | 박명식 | The bottom shielding equipment for electromagnetic wavetest chamber |
| CN205786730U (en) * | 2016-05-20 | 2016-12-07 | 东莞市冠雄达电子科技有限公司 | A kind of new-type automatic shield box structure |
| CN206193063U (en) * | 2016-10-09 | 2017-05-24 | 深圳市佳晨科技有限公司 | Upset gate -type shielded cell |
| CN108181490A (en) * | 2018-02-11 | 2018-06-19 | 珠海博杰电子股份有限公司 | Multi-functional shielded box |
| CN109257916A (en) * | 2018-10-17 | 2019-01-22 | 深圳市艾特讯科技有限公司 | Shielded box |
| CN211905463U (en) * | 2019-12-30 | 2020-11-10 | 东莞市钲晟电子科技有限公司 | Automatic test shielding case |
| CN211577342U (en) * | 2019-12-31 | 2020-09-25 | 共达电声股份有限公司 | PCBA test fixture |
| WO2022007188A1 (en) * | 2020-07-09 | 2022-01-13 | 诚瑞光学(常州)股份有限公司 | Lens transmission device and mobile terminal |
| CN215263648U (en) * | 2021-06-16 | 2021-12-21 | 苏州威利多测控科技有限公司 | 5G test signal shielding box convenient for antenna installation |
| CN113677178A (en) * | 2021-08-17 | 2021-11-19 | 深圳市精泰达科技有限公司 | Convenient millimeter wave shielded cell is torn open in ann |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108181490A (en) * | 2018-02-11 | 2018-06-19 | 珠海博杰电子股份有限公司 | Multi-functional shielded box |
| CN108181490B (en) * | 2018-02-11 | 2024-01-19 | 珠海博杰电子股份有限公司 | Multifunctional shielding box |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114665985B (en) | 2023-08-04 |
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