Ku-band miniaturized polarized rotating mechanism assembly

Abstract

The utility model relates to the technical field of polarization rotating mechanism assemblies, and provides a Ku frequency band miniaturized polarization rotating mechanism assembly, which comprises a shell, a transmitter, a waveguide rotating joint, a receiver and an orthogonal mode coupler, and is characterized in that the transmitter is arranged in the shell; the waveguide rotary joint is rotationally connected with the transmitter; the receiver is arranged on the waveguide rotating joint; the inner end of the orthogonal mode coupler is connected with the receiver, the outer end of the orthogonal mode coupler penetrates through the shell and then extends out of the shell, the orthogonal mode coupler is rotationally connected with the shell, and the waveguide rotating joint, the receiver and the orthogonal mode coupler are coaxially arranged. According to the technical scheme, the problem that the application range of the polarization rotating mechanism assembly is limited due to the fact that the installation space of the polarization rotating mechanism assembly is required to a certain extent when the polarization rotating mechanism assembly debugs the polarization angle of the antenna in the related technology is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to polarized rotating mechanism assembly technical field, specifically, relates to Ku frequency band miniaturized polarized rotating mechanism assembly. BACKGROUND

[0002] Polarized rotating mechanism assembly is a kind of equipment that can receive and send radio signal, plays the core role in satellite communication, wireless communication, radar system, amateur radio and many other electronic communication systems.Polarized rotating mechanism assembly of the present polarized rotating mechanism assembly is debugged to antenna polarization angle, there is certain requirement to the installation space of polarized rotating mechanism assembly, the application range of polarized rotating mechanism assembly is limited. SUMMARY

[0003] The utility model provides Ku frequency band miniaturized polarized rotating mechanism assembly, solves the problem that polarized rotating mechanism assembly of the related art polarized rotating mechanism assembly is debugged to antenna polarization angle, there is certain requirement to the installation space of polarized rotating mechanism assembly, the application range of polarized rotating mechanism assembly is limited.

[0004] The technical scheme of the utility model is as follows: Ku frequency band miniaturized polarized rotating mechanism assembly, the key is: including,

[0005] Shell,

[0006] Transmitter, the transmitter is arranged in the shell;

[0007] Waveguide rotary joint, the waveguide rotary joint is rotationally connected with the transmitter;

[0008] Receiver, the receiver is arranged on the waveguide rotary joint;

[0009] Orthomode transducer, the inner end of the orthomode transducer is connected with the receiver, the outer end of the orthomode transducer extends to the outside of the shell after passing through the shell, the orthomode transducer is rotationally connected with the shell, the waveguide rotary joint, the receiver and the orthomode transducer are coaxially arranged.

[0010] As a further technical scheme, for example, the Ku frequency band miniaturized polarized rotating mechanism assembly provided in at least one embodiment of the present disclosure further includes a bearing, the bearing is arranged between the orthomode transducer and the shell, and the orthomode transducer is rotationally connected with the shell by means of the bearing.

[0011] As a further technical scheme, for example, the Ku frequency band miniaturized polarized rotating mechanism assembly provided in at least one embodiment of the present disclosure further includes,

[0012] A limiting block is arranged on the inner wall of the shell, and the limiting block is arranged on both sides of the receiver;

[0013] A limiting piece is connected to one end of the receiver, and the other end of the limiting piece is used to be blocked by the limiting block after the rotation of the quadrature mode coupler and the receiver.

[0014] As a further technical solution, for example, the Ku band miniaturized polarization rotating mechanism assembly provided by at least one embodiment of the present disclosure is provided, wherein the limiting piece is arranged along the radial direction of the receiver, each of the limiting blocks has a guide slope on the side away from the other limiting block, the guide slope is arranged along the radial direction of the receiver, and the limiting piece is used to be blocked by the guide slope.

[0015] As a further technical solution, for example, the Ku band miniaturized polarization rotating mechanism assembly provided by at least one embodiment of the present disclosure is provided, wherein the included angle of the guide slopes on the two limiting blocks is α, and α≥90°.

[0016] As a further technical solution, for example, the Ku band miniaturized polarization rotating mechanism assembly provided by at least one embodiment of the present disclosure is provided, wherein the side plate of the shell has a first mounting port and a first annular groove, the first annular groove is located on the periphery of the first mounting port and communicates with the first mounting port, and further comprising,

[0017] A first positioning plate is arranged outside the first mounting port and is clamped with the first annular groove, and the first positioning plate is detachably connected with the shell.

[0018] An adapter module is arranged inside the first positioning plate and is inserted with the first mounting port.

[0019] As a further technical solution, for example, the Ku band miniaturized polarization rotating mechanism assembly provided by at least one embodiment of the present disclosure is provided, wherein the adapter module and the first positioning plate are detachably connected.

[0020] As a further technical solution, for example, the Ku band miniaturized polarization rotating mechanism assembly provided by at least one embodiment of the present disclosure is provided, wherein the side plate of the shell has a second mounting port, a second annular groove and a ventilation port, the second mounting port and the first mounting port are located on the same side plate of the shell, the ventilation port and the quadrature mode coupler are located on the same side plate of the shell, the second annular groove is located on the periphery of the second mounting port and communicates with the second mounting port, and further comprising,

[0021] A second positioning plate is arranged outside the second mounting port and is clamped with the second annular groove, and the second positioning plate is detachably connected with the shell;

[0022] A fan is arranged inside the shell and is located inside the second positioning plate, and an outlet end of the fan is communicated with the air vent.

[0023] As a further technical solution, for example, the Ku frequency band miniaturized polarization rotating mechanism assembly provided by at least one embodiment of the present disclosure is detachably connected between the fan and the shell.

[0024] As a further technical solution, for example, the Ku frequency band miniaturized polarization rotating mechanism assembly provided by at least one embodiment of the present disclosure is detachably connected between the fan and the shell.

[0025] A sealing plate is arranged outside the opening, and the sealing plate is detachably connected with the shell;

[0026] A power filter is arranged inside the shell and is located inside the sealing plate;

[0027] A power module is arranged inside the shell and is located inside the sealing plate.

[0028] The working principle and beneficial effects of the utility model are as follows: the transmitter is arranged in the shell; the waveguide rotary joint is rotationally connected with the transmitter; the receiver is arranged on the waveguide rotary joint; the inner end of the quadrature mode coupler is connected with the receiver, the outer end of the quadrature mode coupler extends to the outside of the shell after penetrating through the shell, the quadrature mode coupler is rotationally connected with the shell, and the waveguide rotary joint, the receiver and the quadrature mode coupler are coaxially arranged. The receiver and the quadrature mode coupler are combined into one and are coaxially arranged with the waveguide rotary joint. When it is necessary to debug the polarization angle of the antenna, the external motor drives the quadrature mode coupler to rotate, the receiver rotates with the quadrature mode coupler, the transmitter is stationary due to the action of the waveguide rotary joint, and the shell is also stationary. No additional space needs to be reserved for the shell due to the rotation of the waveguide rotary joint, the requirement for the installation space of the polarization rotating mechanism assembly can be reduced, and the use range of the polarization rotating mechanism assembly can be expanded. BRIEF DESCRIPTION OF DRAWINGS

[0029] The above-mentioned characteristics, technical features, advantages and implementation modes of the utility model will be further described in a clear and understandable manner in combination with the preferred embodiments and the accompanying drawings.

[0030] Figure 1 It is a schematic view of the internal structure of the utility model in the first direction.

[0031] Figure 2 It is the connection structure schematic view of the limiting protrusion and the shell in the utility model.

[0032] Figure 3 It is the structure schematic view of the limiting member and the limiting protrusion cooperation in the utility model.

[0033] Figure 4 It is the internal structure schematic view of the utility model in the second direction.

[0034] Figure 5 It is the internal structure schematic view of the utility model in the third direction.

[0035] Figure 6 It is the external structure schematic view of the utility model in one direction.

[0036] Figure 7 It is the external structure schematic view of the utility model in another direction.

[0037] In the drawing: 1, shell, 2, transmitter, 3, waveguide rotary joint, 4, receiver, 5, quadrature mode coupler, 6, bearing, 7, limiting protrusion, 8, limiting member, 9, guide inclined plane, 10, first installation port, 11, first annular groove, 12, first positioning plate, 13, switching module, 14, second installation port, 15, second annular groove, 16, ventilation port, 17, second positioning plate, 18, fan, 19, sealing plate, 20, power filter, 21, power module. DETAILED DESCRIPTION

[0038] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, below will be with the drawing to explain the specific implementation of the utility model. Obviously, the drawing in the following description only some embodiments of the utility model, for those skilled in the art, under the premise of not paying the creative labor, can also obtain other drawings according to these drawings, and obtain other implementation ways.

[0039] In order to make the drawing simple, only the part related to the utility model is shown in each drawing, which does not represent the actual structure of the product. In addition, in order to make the drawing simple and easy to understand, in some drawings, only one of the components with the same structure or function is shown, or only one of them is marked. In this paper, "one" not only means "only one", but also can mean "more than one", and "several" includes "two" and "more than two".

[0040] In this article, it is necessary to point out that, unless otherwise specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0041] In addition, in the description of the present application, the terms "first", "second" and the like are only used for differentiation and description, and cannot be understood as indicating or implying relative importance.

[0042] Embodiment, refer to Figure 1 As an embodiment of the utility model, Ku frequency band miniaturized polarization rotating mechanism assembly is provided, including shell 1, transmitter 2, waveguide rotating joint 3, receiver 4, quadrature mode coupler 5, transmitter 2 is arranged in shell 1;Waveguide rotating joint 3 is rotationally connected with transmitter 2;Receiver 4 is arranged on waveguide rotating joint 3;The inner end of quadrature mode coupler 5 is connected with receiver 4, the outer end of quadrature mode coupler 5 extends to the outside of shell 1 after passing through shell 1, and quadrature mode coupler 5 is rotationally connected with shell 1, waveguide rotating joint 3, receiver 4 and quadrature mode coupler 5 are coaxially arranged.

[0043] In the embodiment, transmitter 2 generates a radio signal to be transmitted, which contains information (such as data, voice, image, etc.) to be transmitted, the signal emitted by transmitter 2 reaches receiver 4 through waveguide rotating joint 3, and then the signal is polarized by quadrature mode coupler 5, so that the signal can be transmitted outward in a specific polarization mode (such as horizontal polarization, vertical polarization or other specific polarization direction). Waveguide rotating joint 3 plays a role in connecting transmitter 2 and subsequent components and realizing rotation function, ensuring that the signal can be transmitted smoothly during polarization rotation.

[0044] In the traditional polarization rotating mechanism assembly, receiver 4 is arranged on the side wall of waveguide rotating joint 3, when quadrature mode coupler 5 rotates, receiver 4, waveguide rotating joint 3 and shell 1 will also rotate, which leads to the need to consider the position change of shell 1 in the external space during rotation, that is, enough space should be reserved for polarization rotation to avoid collision with other equipment or structure.

[0045] The utility model discloses, waveguide rotary joint 3, receiver 4, quadrature mode coupler 5 arrange in turn on the side of transmitter 2, and receiver 4 and quadrature mode coupler 5 are combined as a whole, and with waveguide rotary joint 3 coaxial arrangement, when needing to debug the antenna polarization angle, external motor drives quadrature mode coupler 5 to rotate, and receiver 4 rotates with quadrature mode coupler 5, and transmitter 2 is stationary owing to the effect of waveguide rotary joint 3, and shell 1 is stationary, and need not reserve the additional space that shell 1 follows waveguide rotary joint 3 and rotates to produce alone, can reduce the requirement of the installation space of polarization rotating mechanism assembly, can expand the use range of polarization rotating mechanism assembly.

[0046] Further, as shown in Figure 2 Also includes bearing 6, bearing 6 is arranged between quadrature mode coupler 5 and shell 1, and quadrature mode coupler 5 is rotatably connected with shell 1 by bearing 6. The inner ring and outer ring of bearing 6 can relatively rotate, so that quadrature mode coupler 5 can rotate smoothly relative to shell 1. When external motor drives quadrature mode coupler 5 to rotate, bearing 6 plays the role of reducing friction and reducing rotation resistance, ensuring that the rotation of quadrature mode coupler 5 is more stable and efficient, can reduce the energy loss and wear caused by friction, improve the service life and reliability of the whole polarization rotating mechanism assembly.

[0047] Further, as shown in Figure 2 And Figure 3 Also includes limiting lug 7, limiting piece 8, limiting lug 7 is arranged on the inner wall of shell 1, and limiting lug 7 is arranged on both sides of receiver 4; one end of limiting piece 8 is connected with receiver 4, and the other end of limiting piece 8 is used to be blocked by limiting lug 7 after quadrature mode coupler 5 and receiver 4 rotate. When receiver 4 rotates with quadrature mode coupler 5, limiting piece 8 rotates together, and the rotation angle of receiver 4 and quadrature mode coupler 5 is limited by the cooperation of limiting lug 7 and limiting piece 8, to avoid excessive rotation causing cable winding or interference between other components, to ensure that the polarization rotating mechanism assembly works within a safe angle range, to improve the stability and reliability of the system.

[0048] Further, as shown in Figure 3 Limiting piece 8 is arranged along the radial direction of receiver 4, each limiting lug 7 has a guide slope 9 on the side away from the other limiting lug 7, and the guide slope 9 is arranged along the radial direction of receiver 4, and limiting piece 8 is used to be blocked by guide slope 9. The contact area of limiting piece 8 and limiting lug 7 can be increased by guide slope 9, so that the stability of limiting piece 8 and limiting lug 7 is better when they contact.

[0049] Further, as shown in Figure 3As shown, the included angle of the guide slope 9 on the two limiting blocks 7 is α, and α≥90°, so that the rotation angle of the receiver 4 and the quadrature mode coupler 5 does not exceed 270°, and a larger included angle can adapt to different polarization rotation requirements and provide a more flexible angle adjustment range.

[0050] Further, as shown in Figure 4 、 Figure 5 and Figure 6 , the side plate of the shell 1 has a first mounting port 10 and a first annular groove 11, the first annular groove 11 is located outside the first mounting port 10 and communicates with the first mounting port 10, and further includes a first positioning plate 12 and an adapter module 13, the first positioning plate 12 is arranged outside the first mounting port 10 and is clamped with the first annular groove 11, and the first positioning plate 12 is detachably connected with the shell 1; the adapter module 13 is arranged inside the first positioning plate 12 and is inserted with the first mounting port 10. By clamping the first positioning plate 12 with the first annular groove 11 and detachably connecting it with the shell 1, the adapter module 13 is fixed at the first mounting port 10, which can realize quick installation and positioning of the adapter module 13. The installation and disassembly of the adapter module 13 are facilitated, and maintenance and replacement are facilitated. At the same time, the clamping and inserting modes can provide good fixing effect, ensuring that the adapter module 13 will not loosen or shift during work, and ensuring the stability of signal transmission.

[0051] Further, the adapter module 13 and the first positioning plate 12 are detachably connected. When the adapter module 13 needs to be repaired, replaced or upgraded, it can be easily detached from the first positioning plate 12, which can improve the maintainability and expandability of the entire assembly. Different types of adapter modules 13 can be replaced according to different requirements to meet different application scenarios.

[0052] Further, as shown in Figure 4 、 Figure 5 and Figure 6As shown, the side plate of the shell 1 has a second mounting port 14, a second annular groove 15 and a ventilation port 16, the second mounting port 14 is located on the same side plate of the shell 1 as the first mounting port 10, the ventilation port 16 is located on the same side plate of the shell 1 as the orthogonal mode coupler 5, the second annular groove 15 is located outside the second mounting port 14 and communicates with the second mounting port 14, and further comprises a second positioning plate 17 and a fan 18, the second positioning plate 17 is arranged outside the second mounting port 14 and is clamped with the second annular groove 15, and the second positioning plate 17 is detachably connected with the shell 1; the fan 18 is arranged inside the shell 1 and inside the second positioning plate 17, and the outlet end of the fan 18 communicates with the ventilation port 16. The fan 18 is fixed inside the shell 1 by clamping the second positioning plate 17 with the second annular groove 15 and detachably connecting the second positioning plate 17 with the shell 1. The outlet end of the fan 18 communicates with the ventilation port 16 to form an air flow channel. The fan 18 is convenient to install and detach, and is convenient to maintain and clean. The fan 18 can dissipate the heat generated by the electronic components inside the shell 1 through the ventilation port 16, keep the assembly within a suitable working temperature range, and improve the stability and reliability of the system.

[0053] Further, the fan 18 is detachably connected with the shell 1. When the fan 18 fails or needs to be replaced, it can be conveniently detached from the shell 1. The maintainability of the fan 18 can be improved, and maintenance and replacement are facilitated. At the same time, it is also convenient to select fans 18 of different powers or types according to actual needs to meet different heat dissipation requirements.

[0054] Further, as shown in Figure 4 , Figure 5 , Figure 6 and Figure 7 , the first mounting port 10 is located on one side of the orthogonal mode coupler 5, and the other side of the shell 1 has an opening, further comprising a sealing plate 19, a power filter 20 and a power module 21, the sealing plate 19 is located outside the opening, and the sealing plate 19 is detachably connected with the shell 1; the power filter 20 is arranged inside the shell 1 and inside the sealing plate 19; the power module 21 is arranged inside the shell 1 and inside the sealing plate 19. The power filter 20 can filter the noise in the power module 21, improve the quality of the power supply, and ensure the stable operation of the entire polarization rotating mechanism assembly. The power filter 20 and the power module 21 are fixed inside the shell 1 by detachably connecting the sealing plate 19 with the shell 1, which facilitates the maintenance and replacement of the power filter 20 and the power module 21, and improves the maintainability of the power filter 20 and the power module 21.

[0055] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present application and are not limiting. Although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present application, and they should be covered in the scope of the claims of the present application.

Claims

1. A Ku-band miniaturized polarization rotating mechanism assembly, characterized in that: The shell (1) comprises, a transmitter (2) arranged in the shell (1); a waveguide rotary joint (3) rotationally connected to the transmitter (2); a receiver (4) arranged on the waveguide rotary joint (3); a quadrature mode coupler (5) having an inner end connected to the receiver (4) and an outer end extending outside the shell (1) through the shell (1), the quadrature mode coupler (5) being rotationally connected to the shell (1), and the waveguide rotary joint (3), the receiver (4) and the quadrature mode coupler (5) being coaxially arranged. Further comprising a bearing (6) arranged between the quadrature mode coupler (5) and the shell (1), the quadrature mode coupler (5) being rotationally connected to the shell (1) by means of the bearing (6).

2. The Ku-band miniaturized polarizing rotating mechanism assembly of claim 1, wherein: Further comprising, 3. The Ku-band miniaturized polarizing rotating mechanism assembly of claim 1, wherein: limiting protrusions (7) arranged on the inner wall of the shell (1), each side of the receiver (4) having a limiting protrusion (7); a limiting member (8) having one end connected to the receiver (4), the other end of the limiting member (8) being used for being blocked by the limiting protrusion (7) after the rotation of the quadrature mode coupler (5) and the receiver (4). The limiting member (8) is arranged along the radial direction of the receiver (4), each limiting protrusion (7) has a guide inclined surface (9) arranged along the radial direction of the receiver (4), and the limiting member (8) is used for being blocked by the guide inclined surface (9).

4. The Ku-band miniaturized polarizing rotating mechanism assembly of claim 3, wherein: The included angle of the guide inclined surfaces (9) on the two limiting protrusions (7) is α, and α≥90°.

5. The Ku-band miniaturized polarizing rotating mechanism assembly of claim 4, wherein: The side plate of the shell (1) has a first mounting port (10) and a first annular groove (11), the first annular groove (11) is located at the periphery of the first mounting port (10) and communicates with the first mounting port (10), and further comprising, 6. The Ku-band miniaturized polarizing rotating mechanism assembly of claim 1, wherein: a first positioning plate (12) arranged outside the first mounting port (10) and clamped with the first annular groove (11), the first positioning plate (12) being detachably connected with the shell (1); an adapter module (13) arranged inside the first positioning plate (12) and inserted with the first mounting port (10). The adapter module (13) and the first positioning plate (12) are detachably connected.

7. The Ku-band miniaturized polarizing rotating mechanism assembly of claim 6, wherein: ​ 8. The Ku-band miniaturized polarizing rotating mechanism assembly of claim 6, wherein: The side plate of the shell (1) has a second mounting port (14), a second annular groove (15) and a ventilation port (16), the second mounting port (14) is located on the same side plate of the shell (1) as the first mounting port (10), the ventilation port (16) is located on the same side plate of the shell (1) as the orthogonal mode coupler (5), the second annular groove (15) is located outside the second mounting port (14) and communicates with the second mounting port (14), and the shell (1) further comprises, A second positioning plate (17) is arranged outside the second mounting port (14) and is clamped with the second annular groove (15), and the second positioning plate (17) is detachably connected with the shell (1); A fan (18) is arranged inside the shell (1) and located inside the second positioning plate (17), and an outlet end of the fan (18) communicates with the ventilation port (16).

9. The Ku-band miniaturized polarizing rotating mechanism assembly of claim 8, wherein: The fan (18) is detachably connected with the shell (1).

10. The Ku-band miniaturized polarizing rotating mechanism assembly of claim 6, wherein: The first mounting port (10) is located on one side of the orthogonal mode coupler (5), and the other side of the shell (1) has an opening, and the shell (1) further comprises, A sealing plate (19) is arranged outside the opening, and the sealing plate (19) is detachably connected with the shell (1); A power filter (20) is arranged inside the shell (1) and located inside the sealing plate (19); A power module (21) is arranged inside the shell (1) and located inside the sealing plate (19).

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