CN113341257A - Movable rotary hub platform for automobile electromagnetic compatibility test - Google Patents
Movable rotary hub platform for automobile electromagnetic compatibility test Download PDFInfo
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- CN113341257A CN113341257A CN202110660877.3A CN202110660877A CN113341257A CN 113341257 A CN113341257 A CN 113341257A CN 202110660877 A CN202110660877 A CN 202110660877A CN 113341257 A CN113341257 A CN 113341257A
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- 238000000926 separation method Methods 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 4
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- 238000004891 communication Methods 0.000 description 3
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/001—Measuring interference from external sources to, or emission from, the device under test, e.g. EMC, EMI, EMP or ESD testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
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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
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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
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
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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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/005—Testing of electric installations on transport means
- G01R31/006—Testing of electric installations on transport means on road vehicles, e.g. automobiles or trucks
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Abstract
The invention relates to the technical field of automobile electromagnetic compatibility testing, in particular to a movable rotating hub platform for automobile electromagnetic compatibility testing, which comprises two outer frames and an Contraband template, wherein the two outer frames are provided with a rotating hub mounting frame and a motor shielding box, the Contraband templates are arranged between the two outer frames, the two outer frames are arranged in a mirror symmetry mode, one end of one outer frame is provided with two inclined ladders used for an upper platform and a lower platform of a tested vehicle, the two outer frames are respectively provided with an anchor post for pulling the tested vehicle and a universal wheel I convenient for the outer frames to move, and the two outer frames can approach or separate from each other through a plurality of telescopic rods I and a telescopic rod II which are arranged on the Contraband template and can be nested in a mutually staggered mode. According to the invention, the universal wheels I are arranged at the end angles of the two outer frames, and the inclined ladder, the anchor post, the telescopic rod II and the outer frames are all detachably designed, so that the device can be simply and conveniently detached after the test is finished, and the space of an anechoic chamber is effectively utilized.
Description
Technical Field
The invention relates to the technical field of automobile electromagnetic compatibility testing, in particular to a movable hub rotating platform for automobile electromagnetic compatibility testing.
Background
With the emergence of intelligent automobiles, no matter traditional automobile enterprises or new industry and military, research, development and manufacturing of intelligent automobiles are regarded as competitive key points in the future, so that new requirements are put forward for detection items, detection methods, detection means and the like of the intelligent automobiles, an electromagnetic compatibility test is always an important item of a whole automobile performance test, the control mode of the intelligent automobile adopts the reason of pulse modulation, so that the intelligent automobile can generate high electromagnetic interference, meanwhile, the intelligent automobile is provided with electronic systems such as environment sensing, calculation, control, driving, communication and the like, the working safety of the intelligent automobile is closely related to the electromagnetic compatibility, the reasonable and effective check on the electromagnetic compatibility of the intelligent automobile is an important direction for guaranteeing safe driving of the intelligent automobile, at present, the functions of AEB, FCW, ACC and the like of the intelligent automobile are increasingly popularized, and the functions bring easier driving experience, therefore, the deep research on the reliability of the AEB, FCW, ACC and other systems of the intelligent automobile in a complex electromagnetic environment is an important content for improving the safety of the intelligent automobile, the correct assessment of the electromagnetic compatibility of the intelligent automobile is related to the safety of the automobile, and meanwhile, whether communication devices (V2I, V2X, mobile phones, WIFI, 4G and the like) used in the environment can work quickly, accurately and effectively is also related to the guarantee of the driving safety and the accurate communication of the intelligent automobile.
At present, the electromagnetic compatibility test of the automobile is generally carried out in an anechoic chamber, the cost of the anechoic chamber is high, the available area is limited, the existing test hub platform is difficult to move once being placed, so that the space of the anechoic chamber is difficult to be utilized efficiently, and in addition, when the electromagnetic compatibility test of the automobile is carried out, how to accurately control the starting, acceleration, deceleration and stopping of the tested vehicle in the test process has no effective solution, moreover, most of the existing automobile electromagnetic compatibility tests are carried out under the condition of stable wind pressure, the change condition of test data when the automobile is in the environment with different wind pressures can not be known, in view of the fact that more and more electronic products are plugged into the existing intelligent automobile, it is very urgent and important to know the test data of the automobile in all directions under various environments, and the problems are the limitation of the existing test hub platform.
Disclosure of Invention
In order to overcome the above technical problems, an object of the present invention is to provide a mobile hub platform for testing electromagnetic compatibility of an automobile.
The purpose of the invention can be realized by the following technical scheme:
a movable rotary hub platform for automobile electromagnetic compatibility test comprises two outer frames and an Contraband template, wherein the two outer frames are provided with a rotary hub mounting frame and a motor shielding box, the Contraband template is arranged between the two outer frames, the two outer frames are arranged in a mirror symmetry manner, one end of one of the outer frames is provided with two inclined ladders used for an upper platform and a lower platform of the tested vehicle, the two outer frames are both provided with an anchor post for pulling the tested vehicle and a universal wheel I for facilitating the movement of the outer frames, the two outer frames realize the approaching or the approaching between the two through a plurality of mutually staggered and nested telescopic rods I and a plurality of mutually staggered and nested telescopic rods II which are arranged on the Contraband template, the tested vehicle realizes accurate and effective control of an accelerator, a clutch and a brake of the tested vehicle through an automatic driver installed in a cab in the testing process, and movable fans are arranged around the outer frame.
Further, outer frame is the hollow integral type design of rectangle, just all rotate on the stand of four edges of outer frame and be connected with rings one, three screw hole one has been seted up to the rampart top-down equidistance of stand, three screw hole two has still been seted up to the lower extreme of the L type end angle of constituteing between the adjacent lateral wall on the outer frame, wherein, two screw hole two is located same lateral wall, another screw hole two is located another adjacent lateral wall.
Further lie in, the inner chamber of outer frame is provided with electric drive shielding box and electric drive filter, the inner chamber of outer frame about two commentaries on classics hub mounting brackets and two motor shielding boxes are installed to electric drive shielding box symmetry, change the hub mounting bracket with the adjacent setting of motor shielding box, correspond on the outer frame the position of motor shielding box is provided with the fixed plate, set up the through-hole that multiseriate equidistance set up on the fixed plate.
The outer frame is arranged in the threaded hole I, the mounting frame is detachably screwed with the threaded hole I through three studs vertically arranged on the side wall of the mounting frame, and the bottom end of the mounting frame is further provided with the universal wheel I.
The hub mounting frame is provided with a first rotating hub and a second rotating hub, the first rotating hub and the second rotating hub are parallel to each other and can rotate synchronously, one end of the first rotating hub and one end of the second rotating hub are both penetrated through a side wall of the hub mounting frame and are sleeved with an equal-ratio belt wheel, two equal-ratio belt wheels are in transmission connection through a synchronous belt, and the other end of the second rotating hub is penetrated through the other side wall of the hub mounting frame and is sleeved with a driven belt wheel.
The motor shielding box is internally provided with a motor, the output end of the motor penetrates through one side wall of the motor shielding box and is fixedly connected with a driving belt wheel in a sleeved mode, the driving belt wheel is in transmission connection with the driven belt wheel through a second synchronous belt, and a belt wheel shielding cover is arranged outside the second synchronous belt in a sleeved mode.
The Contraband-shaped plates are arranged between the two outer frames in a mirror image mode, wherein the two adjacent Contraband-shaped plates are matched with each other and are matched components.
Further, a plurality of strip-shaped through holes are equidistantly formed on a panel of the Contraband-shaped plate, supporting legs are arranged at four end corners of the bottom surface of the Contraband-shaped plate, the bottom ends of the supporting legs are provided with foot pads, the top surfaces of the Contraband templates are provided with a plurality of first linear-arranged equidistant telescopic rods, a plurality of first telescopic rods on two adjacent Contraband templates are staggered and mutually nested in a sliding manner, the first telescopic rods are movably connected with the strip-shaped through holes in a detachable manner through studs, a second telescopic rod is further nested in the space between the first telescopic rods in a sliding manner, a plurality of equidistant telescopic rods are arranged, one end of each first telescopic rod and two ends of each second telescopic rod are provided with positioning plates, the positioning plate arranged on the second telescopic rod is detachably and movably connected with the fixing plate through a plurality of linearly arranged studs.
Further lie in, the one end of anchor post is provided with the installation piece, the installation piece be L type structure and with the end angle of outer frame agrees with mutually, the installation piece through a plurality of double-screw bolts with two realization detachable swing joint of screw hole, the other end of anchor post is provided with rotatable rings two, it is fixed with the ratchet area still to cup joint on the rings two.
Further, two the inclined ladder mirror image sets up, the one end of inclined ladder is provided with the mounting panel, the mounting panel through the three equidistance set up the double-screw bolt with three realization detachable swing joint of the screw hole of seting up on the outer frame, four end angles of inclined ladder bottom surface all are provided with universal wheel two, the both sides wall of inclined ladder still is provided with four mirror symmetry's handle.
The invention has the beneficial effects that:
1. the universal wheels I are arranged at the end angles of the two outer frames, and the inclined ladder, the anchor post, the telescopic rod II and the outer frames are all detachably designed, so that the device can be simply and conveniently detached after the test is finished, and the space of an anechoic chamber is effectively utilized;
2. the adjacent first telescopic rods are nested with each other, and the first telescopic rods and the second telescopic rods are also nested with each other, so that the device can be flexibly suitable for vehicles with different axial lengths, and the nested design can also reduce the weight and is convenient to move after being disassembled;
3. the automatic driver can be arranged on a driver seat of the tested vehicle, and an accelerator pedal, a clutch pedal and a brake pedal of the tested vehicle are controlled by controlling the pneumatic push rod, so that automatic driving is realized;
4. the fan is provided with the movable universal wheel, and after the fan is started, the windward resistance, the wind speed and the wind pressure of a vehicle in multiple directions can be simulated when the vehicle runs on a road, and corresponding adjustment is carried out according to the running speed of the vehicle to be tested, so that more comprehensive and reliable test data can be obtained.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the outer frame of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a schematic structural diagram of a first universal wheel according to the present invention;
FIG. 5 is a schematic view of the construction of the hub mounting bracket and motor shield case of the present invention;
FIG. 6 is a schematic diagram of a first synchronous belt in the present invention;
FIG. 7 is a side view of the hub mounting bracket and motor shield can of the present invention;
FIG. 8 is a schematic view of a structure of two telescopic rods arranged in a mirror image manner and nested in a staggered manner;
FIG. 9 is a schematic structural view of a Contraband template of the present invention;
FIG. 10 is a schematic view of a structure of a stripe via in the present invention;
FIG. 11 is a schematic view of the construction of the anchor post of the present invention;
fig. 12 is a schematic structural view of the ramp of the present invention.
In the figure: 1. an outer frame; 11. a column; 12. a first hanging ring; 13. a first threaded hole; 14. a second threaded hole; 15. an electrically driven filter; 16. a fixing plate; 17. a mounting frame; 18. a first universal wheel; 19. a third threaded hole; 2. a hub mounting bracket; 21. rotating a first hub; 22. rotating a second hub; 23. an equal ratio belt wheel; 24. a first synchronous belt; 25. a driven pulley; 3. a motor shielding box; 31. a motor; 32. a driving pulley; 33. a second synchronous belt; 34. a pulley shield; 4. an electrically driven shield box; 5. contraband a template; 51. a strip-shaped through hole; 52. a support leg; 53. a foot pad; 54. a first telescopic rod; 55. a second telescopic rod; 56. positioning a plate; 6. an anchor post; 61. mounting blocks; 62. a second hanging ring; 63. a ratchet belt; 7. an inclined ladder; 71. mounting a plate; 72. a second universal wheel; 73. a handle; 8. an automatic pilot; 9. a fan.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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.
As shown in fig. 1, a mobile hub platform for vehicle emc testing according to the present invention is more flexible than a conventional testing platform, after the test is finished, the rotating hub platform can be detached and moved, the limited anechoic chamber space is efficiently utilized, the problem that the prior test platform is difficult to move after being fixed is solved, the whole structure is modularly designed, the fault detection and maintenance are also facilitated, and moreover, the tested vehicle is controlled by the automatic driver 8 which is designed automatically, thereby accurately controlling the speed of the tested vehicle, being safe and reliable, enriching the elements of the tested vehicle running on the road and increasing the authenticity by arranging the fan 9 around the tested vehicle, more and more electronic instruments plugged into the current vehicle are tested at a higher standard, so that the safety of the vehicle is improved.
As shown in fig. 1, a mobile hub platform for electromagnetic compatibility testing of automobiles comprises two outer frames 1 provided with a hub mounting frame 2 and a motor shielding box 3, and Contraband-shaped plates 5 arranged between the two outer frames 1, wherein the two outer frames 1 are arranged in a mirror symmetry manner, one end of one of the outer frames 1 is provided with two inclined ladders 7 used for an upper platform and a lower platform of a tested vehicle, the two outer frames 1 are respectively provided with an anchor post 6 for pulling the tested vehicle and a universal wheel I18 convenient for the outer frame 1 to move, the two outer frames 1 realize the approaching or the approaching between the two through a plurality of mutually staggered and nested telescopic rods I54 and telescopic rods II 55 arranged on an Contraband template 5, the tested vehicle realizes the accurate and effective control of an accelerator, a clutch and a brake through an automatic driver 8 arranged in a cab of the tested vehicle in the test process, and movable fans 9 are further arranged around the outer frames 1.
Based on the upper technical scheme, two outer frames 1 are arranged in mirror symmetry, the end corners of the two outer frames 1 are provided with universal wheels I18, and an inclined ladder 7, an anchor post 6, a telescopic rod II 55 and the outer frames 1 are in detachable design, so that the device can be detached simply and conveniently after the test is finished, the space of an electric wave darkroom is effectively utilized, the adjacent telescopic rods I54 are nested with each other, the telescopic rods I54 and the telescopic rods II 55 are also nested with each other, the device can be flexibly suitable for vehicles with different axial lengths, the nested design can also reduce the weight, the device is convenient to move after being detached, an automatic driver 8 can be installed on a driver seat of the vehicle to be tested, an accelerator pedal, a clutch pedal and a brake pedal of the vehicle to be tested are controlled by controlling a pneumatic push rod, the automatic driving is realized, and the fan 9 is provided with movable universal wheels, after the fan 9 is started, the windward resistance, the wind speed and the wind pressure of the vehicle in multiple directions can be simulated when the vehicle runs on a road, and corresponding adjustment is carried out according to the running speed of the vehicle to be tested, so that more comprehensive and reliable test data can be obtained.
As shown in fig. 2 and 3, outer frame 1 is the hollow integral type design of rectangle, just all rotate on the stand 11 of four edges of outer frame 1 and be connected with rings one 12, three screw hole one 13 has been seted up to the rampart top-down equidistance of stand 11, three screw hole two 14 have still been seted up to the lower extreme of the L type end angle of constituteing between the adjacent lateral wall on outer frame 1, wherein, two screw hole two 14 are located same lateral wall, another screw hole two 14 is located adjacent another lateral wall, as shown in fig. 4, the outside of outer frame 1 corresponds the position of screw hole one 13 and is provided with mounting bracket 17, mounting bracket 17 realizes detachable and closes with screw hole one 13 through the three double-screw bolt of vertical setting on its lateral wall and is connected, the bottom of mounting bracket 17 still is provided with universal wheel one 18. When the outer frame 1 needs to be moved after the test is completed, mounting brackets 17 may be installed at four end corners of the outer frame 1, and the movement of the entire outer frame 1 is achieved through first universal wheels 18 installed on the mounting brackets 17.
As shown in fig. 2, an electrically driven shielding box 4 and an electrically driven filter 15 are disposed in an inner cavity of the outer frame 1, a fixing plate 16 is disposed on the outer frame 1 corresponding to the motor shielding box 3, and a plurality of rows of through holes are disposed on the fixing plate 16 at equal intervals. The power supply line passes through the electric drive filter 15 and then is input into the electric drive shielding box 4, so that external electromagnetic waves are prevented from being coupled into the electric drive shielding box 4 through the line, and meanwhile, internal electromagnetic waves are prevented from being output to the outside of the electric drive shielding box 4 through the line, and the electromagnetic compatibility test of the tested vehicle is prevented from being influenced.
As shown in fig. 2, two hub mounting frames 2 and two motor shielding boxes 3 are symmetrically installed in the inner cavity of the outer frame 1 about the electric driving shielding box 4, the hub mounting frames 2 and the motor shielding boxes 3 are arranged adjacent to each other, as shown in fig. 5, 6 and 7, a first hub 21 and a second hub 22 are arranged in the hub mounting frames 2, and are parallel to each other and can synchronously rotate, one end of each of the first hub 21 and the second hub 22 penetrates through one side wall of the hub mounting frame 2 and is fixedly sleeved with an equal ratio belt wheel 23, the two equal ratio belt wheels 23 are in transmission connection through a first synchronous belt 24, the other end of the second hub 22 penetrates through the other side wall of the hub mounting frame 2 and is fixedly sleeved with a driven belt wheel 25, a motor 31 is arranged in the motor shielding box 3, an output end of the motor 31 penetrates through one side wall of the motor shielding box 3 and is fixedly sleeved with a driving belt wheel 32, the driving belt wheel 32 and the driven belt wheel 25 are in transmission connection through a second synchronous belt 33, a pulley shielding cover 34 is sleeved outside the second synchronous belt 33. The tested vehicle self-inclined ladder 7 moves to the outer frame 1, four wheels of the tested vehicle all move to a position between the adjacent first rotating hub 21 and the adjacent second rotating hub 22, and after the whole tested vehicle is fixed, the vehicle is started, the wheels rotate to drive the first rotating hub 21 and the second rotating hub 22 to rotate, then the motor 31 can be started to output resistance torque, the output end of the motor 31 drives the driving belt wheel 32 to rotate, the driven belt wheel 25 in transmission connection with the driving belt wheel 32 also rotates, the driven belt wheel 25 drives the second rotating hub 22 in sleeve connection with the driven belt wheel 25 to rotate, and as the first rotating hub 22 and the first rotating hub 21 are in transmission connection through the synchronous belt 24, the second rotating hub 22 and the first rotating hub 21 realize synchronous rotation, and the working condition of the tested vehicle during running on a road can be simulated.
As shown in fig. 8, four Contraband shaped plates 5 are arranged between two outer frames 1 in a mirror image manner, wherein two adjacent Contraband shaped plates 5 are matched with each other and are matched components, as shown in fig. 9 and 10, a plurality of strip-shaped through holes 51 are arranged on the panel of Contraband shaped plate 5 at equal intervals, supporting legs 52 are arranged at four end corners of the bottom surface of Contraband shaped plate 5, foot pads 53 are arranged at the bottom ends of the supporting legs 52, a plurality of linearly arranged and equally spaced first telescopic rods 54 are arranged on the top surface of Contraband shaped plate 5, a plurality of first telescopic rods 54 on two adjacent Contraband shaped plates 5 are staggered and mutually nested in a sliding manner, the plurality of first telescopic rods 54 are detachably and movably connected with the strip-shaped through holes 51 through studs, second telescopic rods 55 are also nested in the intervals of the plurality of equally spaced first telescopic rods 54 in a sliding manner, positioning plates 56 are arranged at one ends of the plurality of equally spaced first telescopic rods 54 and at two ends of the plurality of equally spaced second telescopic rods 55, the positioning plate 56 mounted on the second telescopic rod 55 is detachably and movably connected with the fixing plate 16 through a plurality of linearly arranged studs. After the two telescopic rods 55 are fixed with the fixing plate 16 through the two positioning plates 56, one ends of the two telescopic rods 54, which are not provided with the positioning plates 56, can be fixed with the fixing plate 16 through the studs, the two telescopic rods 54 and the two telescopic rods 55 are nested in a staggered mode, so that conflict does not occur, the driving stability of the tested vehicle is improved, the vehicle is prevented from shaking greatly in the testing process, the first telescopic rods 54 and the second telescopic rods 55 affect the testing, the strip-shaped through holes 51 in different positions of the first telescopic rods 54 and the Contraband type plates 5 are fixed, the nesting depth of the two groups of mutually staggered telescopic rods 54 can be prolonged or shortened, the distance between the two outer frames 1 is changed, and the device is suitable for different vehicles to test.
As shown in fig. 11, one end of the anchor post 6 is provided with a mounting block 61, the mounting block 61 is in an L-shaped structure and fits with an end corner of the outer frame 1, the mounting block 61 is detachably and movably connected with the second threaded hole 14 through a plurality of studs, the other end of the anchor post 6 is provided with a rotatable second hanging ring 62, and a ratchet belt 63 is further fixed on the second hanging ring 62 in a sleeved manner. Through fixing ratchet belt 63 and the vehicle under test, avoid the vehicle under test to drop, simultaneously, rings one 12 both can be fixed the vehicle under test, also can provide the strong point when hoist and mount outer frame 1.
As shown in fig. 12, two inclined ladders 7 are arranged in a mirror image manner, a mounting plate 71 is arranged at one end of each inclined ladder 7, the mounting plate 71 is movably connected with a threaded hole three 19 formed in the outer frame 1 in a detachable manner through three studs arranged at equal intervals, two universal wheels 72 are arranged at four end corners of the bottom surface of each inclined ladder 7, and handles 73 in mirror symmetry are further arranged on two side walls of each inclined ladder 7. After the inclined ladder 7 is separated from the outer frame 1, the inclined ladder 7 can be moved conveniently and flexibly through the handle 73 or the second universal wheel 72.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.
Claims (10)
1. The utility model provides a portable commentaries on classics hub platform is used in car electromagnetic compatibility test, is two including two outer frames (1) and the setting of installing commentaries on classics hub mounting bracket (2) and motor shielding box (3) Contraband template (5) between outer frame (1), its characterized in that, two outer frame (1) mirror symmetry sets up, and the one end of one of them outer frame (1) is provided with two inclined ladder (7) that are used for platform about the vehicle under test about being used for, two all be provided with on outer frame (1) and pull anchor post (6) of vehicle under test and be convenient for outer frame (1) the universal wheel one (18) that removes, two outer frame (1) passes through a plurality of crisscross nested telescopic link one (54) and telescopic link two (55) of can each other that install realize approaching or approaching between the two on Contraband template (5), the vehicle under test realizes through autopilot ware (8) of installing in its driver's cabin that it is to its throttle, The accurate effective control of separation and reunion and brake, still be provided with mobilizable fan (9) around outer frame (1).
2. The mobile hub platform for the automobile electromagnetic compatibility test is characterized in that the outer frame (1) is of a rectangular hollow integrated design, the columns (11) at four corners of the outer frame (1) are rotatably connected with the first hanging rings (12), three first threaded holes (13) are formed in the annular wall of each column (11) at equal intervals from top to bottom, three second threaded holes (14) are further formed in the lower end of the L-shaped end corner formed between the adjacent side walls of the outer frame (1), two second threaded holes (14) are located in the same side wall, and the other second threaded hole (14) is located in the other adjacent side wall.
3. The mobile hub platform for the automobile electromagnetic compatibility test is characterized in that an inner cavity of the outer frame (1) is provided with an electrically-driven shielding box (4) and an electrically-driven filter (15), two hub mounting frames (2) and two motor shielding boxes (3) are symmetrically installed on the inner cavity of the outer frame (1) relative to the electrically-driven shielding box (4), the hub mounting frames (2) and the motor shielding boxes (3) are adjacently arranged, a fixing plate (16) is arranged on the outer frame (1) corresponding to the motor shielding boxes (3), and a plurality of rows of through holes are formed in the fixing plate (16) at equal intervals.
4. The mobile hub platform for the automobile electromagnetic compatibility test is characterized in that a mounting frame (17) is arranged outside the outer frame (1) at a position corresponding to the first threaded hole (13), the mounting frame (17) is detachably screwed and connected with the first threaded hole (13) through three studs vertically arranged on the side wall of the mounting frame, and the first universal wheel (18) is further arranged at the bottom end of the mounting frame (17).
5. The mobile hub platform for the automobile electromagnetic compatibility test is characterized in that a first rotating hub (21) and a second rotating hub (22) are arranged in the hub mounting frame (2) and are parallel to each other and can rotate synchronously, one ends of the first rotating hub (21) and the second rotating hub (22) penetrate through one side wall of the hub mounting frame (2) and are fixedly sleeved with an equal-ratio belt wheel (23), the two equal-ratio belt wheels (23) are in transmission connection through a first synchronous belt (24), and the other end of the second rotating hub (22) penetrates through the other side wall of the hub mounting frame (2) and is fixedly sleeved with a driven belt wheel (25).
6. The mobile hub platform for the automobile electromagnetic compatibility test is characterized in that a motor (31) is arranged in the motor shielding box (3), an output end of the motor (31) penetrates through one side wall of the motor shielding box (3) and is fixedly sleeved with a driving pulley (32), the driving pulley (32) is in transmission connection with the driven pulley (25) through a second synchronous belt (33), and a pulley shielding cover (34) is sleeved outside the second synchronous belt (33).
7. The mobile hub platform for testing electromagnetic compatibility of automobile according to claim 1, wherein four Contraband-shaped plates (5) are arranged between two outer frames (1) in a mirror image manner, wherein two adjacent Contraband-shaped plates (5) are mutually matched and are matched components.
8. The mobile rotating hub platform for the automobile electromagnetic compatibility test according to claim 7, wherein a plurality of strip-shaped through holes (51) are equidistantly formed in a panel of the Contraband-shaped plate (5), four end corners of a bottom surface of the Contraband-shaped plate (5) are provided with support legs (52), foot pads (53) are arranged at bottom ends of the support legs (52), a plurality of linearly arranged and equally spaced first expansion links (54) are arranged on a top surface of the Contraband-shaped plate (5), a plurality of first expansion links (54) on two adjacent Contraband-shaped plates (5) are staggered and nested in a sliding manner, a plurality of first expansion links (54) are movably connected with the strip-shaped through holes (51) in a detachable manner through studs, a plurality of equally spaced first expansion links (54) are nested in a sliding manner, and one end of the equally spaced first expansion links (54) and a plurality of equally spaced second expansion links (55) are nested in the spacing, and one end of the equally spaced first expansion links (54) and the equally spaced second expansion links (4) are arranged (b) respectively 55) The two ends of the telescopic rod II (55) are respectively provided with a positioning plate (56), wherein the positioning plates (56) arranged on the telescopic rod II (55) are detachably and movably connected with the fixing plate (16) through a plurality of linearly arranged studs.
9. The mobile hub platform for the automobile electromagnetic compatibility test is characterized in that a mounting block (61) is arranged at one end of each anchor post (6), the mounting block (61) is of an L-shaped structure and is matched with an end corner of the outer frame (1), the mounting block (61) is movably connected with the second threaded hole (14) in a detachable mode through a plurality of studs, the other end of each anchor post (6) is provided with a rotatable second hanging ring (62), and a ratchet belt (63) is fixedly sleeved on the second hanging ring (62).
10. The mobile rotating hub platform for the automobile electromagnetic compatibility test is characterized in that two inclined ladders (7) are arranged in a mirror image mode, a mounting plate (71) is arranged at one end of each inclined ladder (7), the mounting plate (71) is movably connected with a threaded hole III (19) formed in the outer frame (1) in a detachable mode through three studs arranged at equal intervals, universal wheels II (72) are arranged at four end corners of the bottom surface of each inclined ladder (7), and handles (73) in mirror image symmetry are further arranged on two side walls of each inclined ladder (7).
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| CN202110660877.3A CN113341257A (en) | 2021-06-15 | 2021-06-15 | Movable rotary hub platform for automobile electromagnetic compatibility test |
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| CN202110660877.3A CN113341257A (en) | 2021-06-15 | 2021-06-15 | Movable rotary hub platform for automobile electromagnetic compatibility test |
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| CN113341257A true CN113341257A (en) | 2021-09-03 |
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| CN202110660877.3A Pending CN113341257A (en) | 2021-06-15 | 2021-06-15 | Movable rotary hub platform for automobile electromagnetic compatibility test |
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Application publication date: 20210903 |