CN118091264A - Unmanned aerial vehicle antenna phase shifter verification test device - Google Patents
Unmanned aerial vehicle antenna phase shifter verification test device Download PDFInfo
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- CN118091264A CN118091264A CN202410487886.0A CN202410487886A CN118091264A CN 118091264 A CN118091264 A CN 118091264A CN 202410487886 A CN202410487886 A CN 202410487886A CN 118091264 A CN118091264 A CN 118091264A
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- main body
- sliding block
- phase shifter
- aerial vehicle
- unmanned aerial
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/0864—Measuring electromagnetic field characteristics characterised by constructional or functional features
- G01R29/0892—Details related to signal analysis or treatment; presenting results, e.g. displays; measuring specific signal features other than field strength, e.g. polarisation, field modes, phase, envelope, maximum value
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/28—Adaptation for use in or on aircraft, missiles, satellites, or balloons
- H01Q1/285—Aircraft wire antennas
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/30—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
- H01Q3/32—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by mechanical means
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention discloses an unmanned aerial vehicle antenna phase shifter verification test device, which belongs to the technical field of communication and comprises a shell main body capable of vacuumizing, wherein a sliding block capable of sliding back and forth is arranged in the shell main body, and a roller which is in sliding fit with the inner wall of the shell main body is arranged on the sliding block; and a driving device in a vacuum environment is also arranged on the shell main body, and the driving device is connected with the sliding block. The invention is used for verifying the response speed of the mechanical phase shifter in a vacuum environment and realizing the functions of quick displacement and position feedback.
Description
Technical Field
The invention belongs to the technical field of communication, and particularly relates to an unmanned aerial vehicle antenna phase shifter verification test device.
Background
Rectangular waveguide, circular waveguide, coaxial line are common microwave transmission lines, rectangular waveguide is single conductor, cross section rectangle; the circular waveguide is a single conductor and has a circular cross section; the coaxial line is a double conductor and consists of an inner coaxial circular conductor and an outer coaxial circular conductor, and a medium structure in a circular ring is arranged between the conductors. The microwaves transmitted in these several uniform, long straight transmission lines are periodically distributed with a regular electromagnetic field. The phase shifter is an important device in microwave devices, is mainly used for processing specific phase requirements, and is widely applied to various fields of radars, communication, instruments, power electronics and the like. Since phase shifters have a very important and direct impact on the performance of devices and systems, it is important to study phase shifters with high accuracy, high switching speed, high power capacity, low loss, small volume and light weight.
The phase shifter may be classified into a mechanical phase shifter, a ferrite phase shifter, a solid phase shifter, and the like according to implementation division. Phase shifters in which phase shifting is achieved mechanically often have a high power capacity and high reliability. In particular, the power capacity of the devices is particularly important in high power microwave systems, so mechanical phase shifters employing waveguides as carriers are often employed in such systems. However, the current mechanical phase shifter is difficult to verify the problems of current and components in a vacuum environment, so that the response speed of the mechanical phase shifter cannot be ensured.
Therefore, an unmanned aerial vehicle antenna phase shifter verification test device is urgently needed for verifying the response speed of a mechanical phase shifter in a vacuum environment.
Disclosure of Invention
The invention aims to provide an unmanned aerial vehicle antenna phase shifter verification test device which is used for verifying the response speed of a mechanical phase shifter in a vacuum environment and realizing the functions of quick displacement and position feedback.
In order to achieve the aim of the invention, the technical scheme adopted is as follows: the verification test device for the antenna phase shifter of the unmanned aerial vehicle comprises a shell main body capable of being vacuumized, a sliding block capable of sliding back and forth is arranged in the shell main body, a roller which is in sliding fit with the inner wall of the shell main body is arranged on the sliding block, the roller is embedded on the edge of the sliding block, and the roller is a bearing; and a driving device in a vacuum environment is also arranged on the shell main body, and the driving device is connected with the sliding block.
Further, the shell main body is Y-shaped, the driving device is arranged at the rear end of the shell main body, and the two branches of the shell main body are provided with the adapter.
Further, the rear end of the outer wall of the shell main body is also provided with a reinforcing rib.
Further, the rear end of the shell main body is sealed, and the driving device is positioned at the rear end of the shell main body.
Further, a sealing cover for covering the driving device is also arranged on the shell main body.
Further, the driving device comprises a linear motor for pushing the sliding block to slide, and the output end of the linear motor extends into the shell main body and is connected with the sliding block.
Further, the linear motor is a park linear motor.
Further, sealing gaskets are arranged on the joint surface of the shell main body and the adapter and the joint surface of the shell main body and the sealing cover in a pressure equalizing mode.
Further, the number of the sliding blocks is two, and the two sliding blocks are arranged in parallel.
Further, a partition plate for separating the two sliding blocks is arranged in the shell main body.
Further, the sliding block is of a cavity structure, and through holes are uniformly distributed on the inner wall of the sliding block.
Further, the system also comprises a control system, an upper computer control system and a control module, wherein the upper computer control system is connected with the control module through an Ethernet, and the control module controls the driving device in a pulse mode.
The beneficial effects of the invention are as follows:
According to the invention, the roller which is in sliding fit with the inner wall of the shell main body is arranged on the sliding block, so that the sliding block can be prevented from being scratched with the shell main body in the rapid movement process, and the sliding block has a guiding function in the rapid movement process; meanwhile, the response speed of the invention reaches 120mm/0.1s by vacuumizing the inside of the shell main body, thereby realizing the functions of quick displacement and position feedback.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention.
Fig. 1 is a schematic structural diagram of an unmanned aerial vehicle antenna phase shifter verification test device provided by the invention;
fig. 2 is a schematic diagram of an internal structure of an unmanned aerial vehicle antenna phase shifter verification test device provided by the invention;
FIG. 3 is a schematic view of the structure of a slider;
fig. 4 is a control system diagram of the unmanned aerial vehicle antenna phase shifter verification test device provided by the invention;
FIG. 5 is a graph of the acceleration and deceleration relationship of linear motor motion simulation in the interval 0s to 0.08 s;
fig. 6 is a graph of linear motor motion simulation of resultant force mass and friction in the interval 0s to 0.08 s.
The reference numerals and corresponding part names in the drawings:
1. the shell comprises a shell main body, 2, sliding blocks, 3, rollers, 4, a linear motor, 5, an adapter, 6, a sealing cover, 7, a partition plate, 8, reinforcing ribs, 9 and a cover plate.
Detailed Description
The present invention will be described in further detail with reference to the drawings and embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the substances, and not restrictive of the invention. It should be further noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without collision. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1, 2 and 3, the verification test device for the antenna phase shifter of the unmanned aerial vehicle provided by the invention comprises a housing main body 1 capable of being vacuumized, wherein the housing main body 1 can bear negative pressure of 1X10 -3 Pa, the housing main body 1 is made of 6061 alloy aluminum, and the housing main body 1 is connected in an aluminum welding manner during processing, so that an aluminum explosion phenomenon of the housing main body 1 during welding can be avoided, and the housing main body 1 meets the stress requirement and the weight requirement; simultaneously, the roof of shell main part 1 and the bottom plate of shell main part 1 adopt laser cutting panel, and thickness is 4mm, and the curb plate of shell main part 1 adopts machining and wire cutting mode, and machining precision is + -0.05 mm.
The sliding block 2 is arranged in the shell main body 1, the shape of the sliding block 2 can be adjusted according to the waveform, the sliding block 2 can slide back and forth in the shell main body 1, and the reciprocating movement distance of the sliding block 2 in the shell main body 1 is 120mm. In order to prevent the sliding block 2 from interfering with the upper, lower, left and right wall plates of the shell main body 1 during rapid sliding, the roller 3 is further arranged around the sliding block 2, so that after the sliding block 2 is arranged in the shell main body 1, the surface of the sliding block 2 is not directly contacted with the shell main body 1, but is changed into line contact from surface to surface between the sliding block 2 and the shell main body 1 through the structure of the roller 3 and the shell main body 1, thereby greatly reducing friction between the sliding block 2 and the shell main body 1, not only ensuring that the sliding block 2 has a guiding function during rapid movement, but also avoiding the sliding block 2 from scratching with the shell main body 1 during rapid sliding, ensuring that the sliding block 2 is quicker during reciprocating sliding, and finally ensuring that the response speed of the sliding block is quicker, and realizing the rapid displacement and position feedback function.
In the invention, in order to facilitate the installation of the roller 3, a gap is further formed on the sliding block 2, and the roller 3 is rotatably installed in the gap; meanwhile, in order to facilitate the opening of the notch, the notch may be opened on an edge of the sliding block 2, for example: on the edge of the upper surface of the slider 2, on the edge of the lower surface of the slider 2, on the edge of the front surface of the slider 2, on the edge of the rear surface of the slider 2, etc. The roller 3 in the invention is an all-ceramic bearing.
The shell main body 1 is also provided with a driving device, the driving device is in a vacuum environment and is used for pushing the sliding block 2 to reciprocate in the shell main body 1, and the driving device can separate the installation space of the driving device from the sliding space of the sliding block 2 when being installed, but the vacuum state of the shell main body 1 is required to be maintained when the shell main body 1 is operated, so that the tightness of the driving device and the shell main body 1 is required to be ensured when the driving device penetrates through the shell main body 1 and is connected with the sliding block 2, and the leakage of the shell main body 1 in the later operation process is avoided.
The shell main body 1 is Y-shaped, the rear end of the shell main body 1 is the converging end of the shell main body 1, and the front end of the shell main body 1 is two branch ends on the shell main body 1; in the present invention, the driving means is mounted on the rear end of the housing main body 1; simultaneously, all install adapter 5 on two branches of shell main part 1, adapter 5 is as the bearing part, and adapter 5's material is 7075 aviation aluminium, and machining precision is ± 0.01mm, and the inside ladder transition department R design 2mm of adapter 5. In operation, the adapter 5 is connected to a pipe of a vacuum apparatus.
The rear end of the outer wall of the shell main body 1 is also provided with a reinforcing rib 8, the reinforcing rib 8 can be only arranged on the top surface of the shell main body 1 and the bottom surface of the shell main body 1, and the reinforcing rib 8 can also be arranged on four surfaces of the shell main body 1 at the same time; meanwhile, when the reinforcing ribs 8 are arranged, the range of the reinforcing ribs 8 arranged on the housing main body 1 needs to cover the reciprocating range of the sliding block 2. The reinforcing ribs 8 are preferably fixed by screws, so that the structure of the shell main body 1 is not damaged, deformation in the welding process can be reduced, and the correction function is achieved on the part of the shell main body 1, which is provided with the sliding block 2 for sliding in a reciprocating manner.
The rear end of the shell main body 1 is sealed, specifically, the rear end of the shell main body 1 is sealed by a cover plate 9, and the cover plate 9 is fixed with the shell main body 1 through screws; the driving device is positioned at the rear end of the shell main body 1, the pushing direction of the driving device is consistent with the axial direction of the rear end of the shell main body 1, and when the driving device is installed, the output end of the driving device penetrates through the cover plate 9 to extend into the shell main body 1 to be connected with the sliding block 2. In order to ensure the tightness of the rear end of the shell main body 1, a polytetrafluoroethylene gasket is also arranged on the joint surface of the cover plate 9 and the shell main body 1, so that the vacuum state can be ensured to be maintained during the working of the invention under the condition of not influencing the disassembly and assembly.
The sealing cover 6 for covering the driving device is further arranged on the shell main body 1, the sealing cover 6 is fixed with the cover plate 9 through bolts, and in order to improve the tightness, a polytetrafluoroethylene gasket is installed on the joint surface of the sealing cover 6 and the cover plate 9 in a pressing mode, and when the driving device is installed, the driving device is fixed with the sealing cover 6 or the cover plate 9, so that the driving device is installed, the driving device is located in a sealed cavity, and the driving device is in a vacuum state conveniently.
In the invention, the sealing cover 6 is made of 6061 alloy aluminum and has the thickness of 6mm, a laser cutting plate is adopted, the top surface of the sealing cover 6 and the bottom surface of the sealing cover 6 are milled through a machining center, the flatness of 0.05mm is ensured, the side plates of the sealing cover 6 are machined and cut by a wire, the machining precision is +/-0.05 mm, the reinforcing ribs 8 on the sealing cover 6 are 10 x 10 aluminum profiles, and the aluminum deformation caused by the welding process is reduced through screw fixation.
The driving device comprises a linear motor 4 for pushing the sliding block 2 to slide, the linear motor 4 can meet the displacement of 10mm, and the output end of the linear motor 4 penetrates through the cover plate 9 and then extends into the shell main body 1 to be connected with the sliding block 2; specifically, the flange is installed to linear electric motor 4's output, and the flange adopts 7075 aviation aluminium, and machining precision is + -0.01, and the flange is fixed with slider 2 to realize slider 2 and drive arrangement's connection.
The linear motor 4 is a park linear motor, and the motor has the following advantages: (1) The windings are encapsulated by adopting heat-conducting epoxy resin, and the design without iron core (RE 34674) provides better heat dissipation effect; (2) A vacuum packaging process, allowing use in a high vacuum environment; (3) The modular magnetic tracks are used for precisely grinding the 3-piece magnetic tracks, the stroke length is unlimited, and the modular magnetic tracks with two lengths allow the stroke with unlimited length; (4) An embedded overtemperature alarm temperature switch or an optional thermistor can prevent the windings from overheating, calibrate the zero point of the linear motor and protect the coil by the internal thermosensitive switch.
The sealing gaskets are arranged on the joint surface of the shell main body 1 and the adapter 5 and the joint surface of the shell main body 1 and the sealing cover 6 in a pressure equalizing manner, and are polytetrafluoroethylene gaskets, so that the sealing performance in the shell main body 1 is improved, the sealing performance in the sealing cover 6 is improved, the sliding block 2 does reciprocating motion in a vacuum environment in a working state, and the driving device also works in the vacuum environment, and the response speed is greatly improved through the joint of the sliding block 2 and the sealing cover 6.
The two sliding blocks 2 are arranged in parallel, at the moment, the two driving devices are arranged in parallel and discharged, the two driving devices are respectively connected with the two sliding blocks, and the two driving devices are packaged in the same sealing cover 6 after being mounted.
The shell is characterized in that a partition plate 7 for separating the two sliding blocks 2 is further arranged in the shell body 1, the partition plate 7 and the shell body 1 are of an integrated structure, the rear end of the shell body 1 is divided into two parallel chambers by the partition plate 7, one ends of the two chambers, far away from the driving devices, are communicated, the two sliding blocks 2 are respectively located in the two chambers, and at the moment, the two driving devices respectively correspond to the two chambers.
The sliding block 2 is of a cavity structure, through holes are uniformly distributed on the inner wall of the sliding block 2, so that the weight of the sliding block 2 is reduced, and the response speed is higher. The sliding block 2 is made of 7075 aviation aluminum, during machining, the shape is machined by linear cutting, then the machining center is used for integral milling, and finally electric spark punching is adopted, so that the sliding block 2 meets the stress requirement and the weight requirement, and the weight of the sliding block 2 is greatly reduced; meanwhile, the machining precision of the sliding block 2 is +/-0.01 mm, and the R design 1mm at the step transition position inside the sliding block 2 is designed.
As shown in fig. 4, the unmanned aerial vehicle antenna phase shifter verification test device further comprises a control system, wherein the control system comprises an upper computer control system and a control module, the upper computer control system is connected with the control module through an ethernet, and the control module controls the driving device in a pulse mode. Specifically, the control module comprises an ARM controller and a DSP controller, and by fully utilizing the characteristics of the ARM controller and the DSP controller, the algorithm implementation time of the system is ensured while the circuit design is simplified; in the aspect of division of control tasks, the principle is to fully utilize the selected ARM controller and the selected DSP controller to exert the respective characteristics and efficiently and stably realize the control requirements; the tasks of external interface communication, instruction processing and display interface in the control system are realized by the ARM controller, so that the pressure of the DSP controller can be reduced; the algorithm of the control system is realized by a DSP controller, and the working states of the plurality of linear motors 4 are controlled in real time.
The control algorithm of the DSP controller in the control system comprises the following steps: the speed, the position and the current of the linear motor 4 are controlled in a closed loop and the task scheduling algorithm of a plurality of servo motors is carried out; the operations of the speed, the position and the current algorithm of the linear motor 4 need to be completed within 100us, and the task scheduling functions of a plurality of motors become simple and feasible due to the event management module of the DSP controller.
The ARM controller in the control system bears the information interaction function of the system and the upper computer system and mainly comprises Ethernet, RS232 and RS485 communication; after the signals of the upper computer system are processed by the ARM processor through the interfaces, the DSP controller is informed of external interrupt modes according to different information levels, and other information waits for the DSP controller to read; meanwhile, the ARM controller is provided with an E 2 PROM external memory chip through an IIC protocol and is used for saving system parameters.
In the invention, a DSP chip of Ti company is selected as a DSP controller, the model is TMS320F28335, the main frequency clock reaches 150MHz, the instruction period time is 6.67ns, the functions of 8 paths of PWM output, 2 paths of SPI serial peripheral communication interfaces and 3 paths of SCI serial communication interfaces are supported, the DSP chip can complete the functions of data acquisition, data processing and PWM output, a floating point arithmetic unit is supported, the data processing has great advantages, the consumed time of the function is within 10us, and the function has good stability.
In the running process of the invention, electromagnetic waves respectively enter into the space in the shell main body 1 from the two adapters 5, the sliding block 2 is driven to reciprocate by the linear motor 4, and the sliding block 2 changes the space in the shell main body 1 in the reciprocating process, so that the phase of the electromagnetic waves is changed.
According to the motion analysis of the invention by the acceleration simulation calculation software of the linear motor 4, when the sliding block 2 with the speed of 0.5KG is loaded, the high-speed response of 120mm can be completed in 0.08s, the acceleration and deceleration conditions of the linear motor 4 between 0s and 0.08s are shown in figure 5, namely the linear motor 4 performs acceleration motion between 0s and 0.04s, and the linear motor 4 performs deceleration motion between 0.04s and 0.08 s; meanwhile, the resultant force mass and friction force of the linear motor 4 between 0s and 0.08s are as shown in fig. 6, that is, the resultant force mass and friction force of the linear motor 4 during acceleration motion is about 43N, and the resultant force mass and friction force of the linear motor 4 during deceleration motion is about-33N; meanwhile, when the stroke of the sliding block 2 is 0mm in operation, the corresponding initial phase is 301.77 degrees, the phase is reduced by 3.12 degrees when the sliding block moves backwards by 1mm, the whole phase state is in the range of 0-360 degrees, and 360 degrees are required to be subjected to modulo operation in calculation, for example, the angle of minus 1 degree is equal to 359 degrees; the method comprises the following steps:
0mm→301.77°
1mm→298.65°
2mm→295.53°
...
96mm→2.25°
97mm→ 359.13 ° (-0.87 ° to 360 ° die-taking)
98mm→356.01°
99mm→352.89°
...
114mm→306.09°
115mm→302.97°
116mm→299.85°。
In the description of the present specification, reference to the terms "one embodiment/manner," "some embodiments/manner," "example," "a particular example," "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment/manner or example is included in at least one embodiment/manner or example of the application. In this specification, the schematic representations of the above terms are not necessarily for the same embodiment/manner or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments/modes or examples. Furthermore, the various embodiments/modes or examples described in this specification and the features of the various embodiments/modes or examples can be combined and combined by persons skilled in the art without contradiction.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
It will be appreciated by persons skilled in the art that the above embodiments are provided for clarity of illustration only and are not intended to limit the scope of the invention. Other variations or modifications will be apparent to persons skilled in the art from the foregoing disclosure, and such variations or modifications are intended to be within the scope of the present invention.
Claims (10)
1. The verification test device for the antenna phase shifter of the unmanned aerial vehicle is characterized by comprising a shell main body (1) capable of being vacuumized, wherein a sliding block (2) capable of sliding back and forth is arranged in the shell main body (1), a roller (3) in sliding fit with the inner wall of the shell main body (1) is arranged on the sliding block (2), the roller (3) is embedded on the edge of the sliding block (2), and the roller (3) is a bearing; the shell main body (1) is also provided with a driving device in a vacuum environment, and the driving device is connected with the sliding block (2).
2. The unmanned aerial vehicle antenna phase shifter verification test device according to claim 1, wherein the housing main body (1) is of a Y shape, the driving device is installed at the rear end of the housing main body (1), and the two branches of the housing main body (1) are provided with the adapter (5).
3. The unmanned aerial vehicle antenna phase shifter verification test device according to claim 1, wherein the rear end of the outer wall of the housing main body (1) is further provided with a reinforcing rib (8).
4. The unmanned aerial vehicle antenna phase shifter verification test apparatus according to claim 1, wherein the rear end of the housing main body (1) is sealed.
5. The unmanned aerial vehicle antenna phase shifter verification test apparatus according to claim 4, wherein the housing main body (1) is further provided with a sealing cover (6) covering the driving device.
6. The unmanned aerial vehicle antenna phase shifter verification test device according to claim 5, wherein sealing gaskets are arranged on the joint surface of the housing main body (1) and the adapter (5) and the joint surface of the housing main body (1) and the sealing cover (6) in a pressure equalizing manner.
7. The unmanned aerial vehicle antenna phase shifter verification test device according to claim 1, wherein the driving device comprises a linear motor (4) for pushing the sliding block (2) to slide, and the output end of the linear motor (4) extends into the housing main body (1) to be connected with the sliding block (2).
8. The unmanned aerial vehicle antenna phase shifter verification test apparatus according to any one of claims 1 to 7, wherein the number of the sliding blocks (2) is two, and the two sliding blocks (2) are arranged in parallel; a partition plate (7) for separating the two sliding blocks (2) is further arranged in the shell main body (1).
9. The unmanned aerial vehicle antenna phase shifter verification test device according to any one of claims 1 to 7, wherein the sliding block (2) has a cavity structure, and through holes are uniformly distributed on the inner wall of the sliding block (2).
10. The unmanned aerial vehicle antenna phase shifter verification test device of any one of claims 1 to 7, further comprising a control system, wherein the control system comprises a host computer control system and a control module, wherein the host computer control system is connected with the control module through an ethernet, and wherein the control module controls the driving device in a pulse mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410487886.0A CN118091264A (en) | 2024-04-23 | 2024-04-23 | Unmanned aerial vehicle antenna phase shifter verification test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410487886.0A CN118091264A (en) | 2024-04-23 | 2024-04-23 | Unmanned aerial vehicle antenna phase shifter verification test device |
Publications (1)
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| US20130011093A1 (en) * | 2010-03-19 | 2013-01-10 | Nippon Telegraph And Telephone Corporation | Optical modulator |
| CN105576888A (en) * | 2015-12-29 | 2016-05-11 | 西北核技术研究所 | Sealing apparatus applied to high power rapid phase shifter |
| CN109994802A (en) * | 2019-04-16 | 2019-07-09 | 中国人民解放军国防科技大学 | Narrow-side bridge phase shifter of rectangular waveguide |
| CN212276650U (en) * | 2020-06-10 | 2021-01-01 | 杭州新视界扬光科技有限公司 | Light in weight's experiment slider |
| CN219231524U (en) * | 2023-01-09 | 2023-06-23 | 扬州新河水工业设备有限公司 | Peripheral transmission half-bridge mud scraper |
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| US20130011093A1 (en) * | 2010-03-19 | 2013-01-10 | Nippon Telegraph And Telephone Corporation | Optical modulator |
| CN105576888A (en) * | 2015-12-29 | 2016-05-11 | 西北核技术研究所 | Sealing apparatus applied to high power rapid phase shifter |
| CN109994802A (en) * | 2019-04-16 | 2019-07-09 | 中国人民解放军国防科技大学 | Narrow-side bridge phase shifter of rectangular waveguide |
| CN212276650U (en) * | 2020-06-10 | 2021-01-01 | 杭州新视界扬光科技有限公司 | Light in weight's experiment slider |
| CN219231524U (en) * | 2023-01-09 | 2023-06-23 | 扬州新河水工业设备有限公司 | Peripheral transmission half-bridge mud scraper |
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