CN219181946U - Support interference system and airborne multiband interference device - Google Patents

Abstract

The utility model relates to a supporting interference system and an airborne multi-band interference device, which relate to the field of interference devices for interfering radars. An on-board multi-band jamming device includes the supporting jamming system. The beneficial effects of the utility model are as follows: the support interference system has the advantages of convenient connection among all parts, reasonable space utilization and compact structure, can meet the heat dissipation requirements of the power amplifier component and the digital frequency storage component, well guarantees the product performance, and is convenient for replacing parts.

Description

Support interference system and airborne multiband interference device

Technical Field

The utility model relates to the field of interference equipment for interfering radars, in particular to an interference supporting system and an airborne multi-band interference device.

Background

Most of the airborne interference systems in the industry are placed in the cabin at present, and along with the rapid development of the unmanned aerial vehicle industry, the unmanned aerial vehicle airborne interference system with full-band coverage gradually replaces the traditional single-band airborne interference system. Because of the wide frequency band, the size of the internal components is increased, so that the requirement on the size of the aircraft is increased, and therefore, new challenges are brought to the structural size requirement and the position layout of the airborne interference system. The high-power multi-band interference system is small in size, light in weight and easy to carry. The components with extremely high heating value in the interference system are a power amplifier and a digital frequency storage component, and especially under the condition of full-frequency band coverage, the structural size and the heat dissipation requirements of the two components are very high. According to the actual demands of the market, it is particularly important to design an unmanned aerial vehicle airborne interference system which has a structure that is small in size, easy to carry, good to carry and excellent in heat dissipation performance.

The structure of most unmanned aerial vehicle on-board interference systems today adopts standard instrument style design, normally with power amplifier and digital frequency storage subassembly tiling and direct arrangement on the fin, occupation area is big. More and more unmanned aerial vehicles require that an interference system is placed inside a machine head, so that the size cannot be optimized under the requirements of high power and wide frequency band, and the cost of the aircraft is increased. In order to improve the existing condition, the development of a novel structure which is compact in structure and meets high requirements of high power on heat dissipation is urgent.

Disclosure of Invention

The technical problem to be solved by the utility model is how to make the structure of the interference system compact and meet the heat dissipation requirement at the same time.

The technical scheme for solving the technical problems is as follows: the utility model provides a support interference system, supports interference system includes box, fin, power amplifier subassembly, digit frequency storage subassembly and support frame, the bottom half has uncovered, the fin with box fixed connection just is located uncovered, the power amplifier subassembly with fin top surface fixed connection, the support frame with fin fixed connection just is located power amplifier subassembly top, digit frequency storage subassembly is fixed in on the support frame.

The beneficial effects of the utility model are as follows: with the fin as the bearing structure, the open realization circulation of air of fin downside is and the heat dissipation, and power amplifier subassembly and fin direct heat transfer, the support frame forms the support in power amplifier subassembly top to with the relatively less digital frequency storage subassembly frame of heat in power amplifier subassembly top, digital frequency storage subassembly accessible support frame and fin heat transfer, still accessible air heat transfer are enough to satisfy digital frequency storage subassembly's heat dissipation demand. The support interference system has the advantages of convenient connection among all parts, reasonable space utilization and compact structure, can meet the heat dissipation requirements of the power amplifier component and the digital frequency storage component, well guarantees the product performance, and is convenient for replacing parts.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, the supporting interference system further comprises a fan, the side wall of the box body is provided with a vent hole, the fan is fixed in the box body, and the fan is positioned inside the vent hole and at one side of the radiating fin.

The beneficial effects of adopting the further scheme are as follows: the fan leads the air outside the box body to the radiating fins through the vent holes, so that the heat exchange of the radiating fins is quickened, and the heat of the electronic devices in the box body is taken away.

Further, the box includes roof, rear panel, right side board, underframe, front panel and left side board, left side board the front panel the right side board with rear panel connects gradually and encloses into cylindric lateral wall end to end, the roof is fixed in the upper end of lateral wall, the underframe is fixed in the lower extreme of lateral wall and has uncovered.

Further, the front panel and the rear panel each have the vent hole, and the fan is located inside the vent hole of the front panel.

The beneficial effects of adopting the further scheme are as follows: the fan introduces external wind from one of the ventilation holes and discharges the external wind from the other ventilation hole, increasing the air flow speed.

Further, the radiating fin comprises a radiating supporting plate and a plurality of radiating fin bodies, the radiating fin bodies are mutually parallel and fixed on the bottom surface of the radiating supporting plate at intervals, and the side wall of the radiating supporting plate is fixedly connected with the inner wall of the box body and is sealed.

The beneficial effects of adopting the further scheme are as follows: because the environment supporting the interference system is usually outdoor, the heat dissipation supporting plate can divide the box body into an upper sealed space, and electronic devices such as a power amplifier component and a digital frequency storage component are arranged in the sealed space, so that the requirements of water resistance and salt mist resistance are met. The radiating fin main body is arranged at the lower part of the radiating supporting plate and exchanges heat with external air.

The utility model also provides an airborne multi-band interference device which comprises a machine body and the supporting interference system fixed on the machine body.

The beneficial effects are that: the interference supporting system has compact structure and can be flexibly mounted inside or outside the machine body.

Further, the airborne multi-band interference device further comprises at least two holders, each holder is fixedly connected with the machine body, and an antenna is detachably connected to each holder.

The beneficial effects of adopting the further scheme are as follows: at least two antennas meet the requirement of multiple frequency bands, and the antennas with different frequency bands can be flexibly assembled, disassembled and replaced according to the use requirement. The multiple antennas are simultaneously carried, so that the use requirement of a wide frequency band can be met, the product performance is improved, and the interference range is effectively expanded. The antenna can flexibly adjust the direction and the pitch angle through the cradle head, so that the space for carrying equipment is saved, and the cost for carrying the equipment is effectively reduced.

Further, the number of the cloud platforms is two, the number of the antennas is three, the frequency ranges of the three antennas are different, and two of the three antennas are respectively and correspondingly detachably connected to the two cloud platforms.

Further, the frequency bands of the three antennas are respectively 2-18 GHz, 0.1-0.8 GHz and 0.8-2 GHz.

Further, the tripod head comprises a tripod head base, a tripod head middle section and a tripod head underframe, wherein the tripod head base is fixedly connected with the machine body, the tripod head middle section is rotationally connected with the tripod head base and can rotate relative to a vertical axis, the tripod head underframe is rotationally connected with the tripod head middle section and can rotate relative to a horizontal axis, and the tripod head underframe is detachably connected with the antenna.

The beneficial effects of adopting the further scheme are as follows: the middle section of the holder and the holder base are rotated relatively, and the installation direction of the antenna can be adjusted. The cradle head underframe and the cradle head middle section rotate relatively, and the pitch angle of the antenna can be adjusted.

Drawings

Fig. 1 is a front view of an on-board multi-band jamming device of the present utility model, wherein the antennas employ a first antenna and a second antenna;

FIG. 2 is a three-dimensional block diagram of the airborne multi-band jamming device of FIG. 1, with the body not shown;

FIG. 3 is a three-dimensional view of a second antenna of the present utility model;

fig. 4 is a three-dimensional view of a first antenna of the present utility model;

fig. 5 is a front view of the on-board multi-band jamming device of the present utility model, wherein the antennas employ a first antenna and a third antenna;

FIG. 6 is a three-dimensional block diagram of the airborne multi-band jamming device of FIG. 5, with the housing not shown;

FIG. 7 is a three-dimensional view of a third antenna of the present utility model;

FIG. 8 is a three-dimensional view of a supporting interference system according to the present utility model;

fig. 9 is an exploded view of the supporting interference system of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a body; 2. supporting an interference system; 201. a top plate; 202. a rear panel; 203. a right side plate; 204. a bottom frame; 205. a front panel; 206. a left side plate; 207. a heat sink; 208. a support frame; 209. a power amplifier assembly; 210. a digital frequency storage component; 211. a fan; 3. a cradle head; 301. a cradle head base; 302. a middle section of the cradle head; 303. a cradle head underframe; 4. a first antenna; 5. a second antenna; 6. and a third antenna.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

As shown in fig. 8 and 9, the present embodiment provides a supporting interference system, and the supporting interference system 2 includes a box, a heat sink 207, a power amplifier module 209, a digital frequency storage module 210 and a supporting frame 208, wherein the bottom of the box is provided with an opening, the heat sink 207 is fixedly connected with the box and is located in the opening, the power amplifier module 209 is fixedly connected with the top surface of the heat sink 207, the supporting frame 208 is fixedly connected with the heat sink 207 and is located above the power amplifier module 209, and the digital frequency storage module 210 is fixed on the supporting frame 208.

In this embodiment, the heat sink 207 is used as a bearing structure, the air circulation and heat dissipation can be realized through the opening at the lower side of the heat sink 207, the power amplifier assembly 209 and the heat sink 207 exchange heat directly, the support frame 208 forms a support above the power amplifier assembly 209, so that the digital frequency storage assembly 210 with relatively small heat is supported above the power amplifier assembly 209, the digital frequency storage assembly 210 can exchange heat with the heat sink 207 through the support frame 208, and the heat exchange can also be realized through the air, so that the heat dissipation requirement of the digital frequency storage assembly 210 can be satisfied. The support interference system 2 has the advantages of convenient connection among all parts, reasonable space utilization and compact structure, can meet the heat dissipation requirements of the power amplifier component 209 and the digital frequency storage component 210, well ensures the product performance, and is convenient for replacing parts.

Specifically, a transceiver component of each frequency band is further fixed on the support frame 208.

Specifically, the power amplifier assembly 209, the digital frequency storage assembly 210, and the support 208 are all located within the housing.

On the basis of the above technical solution, the supporting interference system further comprises a fan 211, the side wall of the box body is provided with a vent hole, the fan 211 is fixed in the box body, and the fan 211 is located inside the vent hole and located on one side of the cooling fin 207.

The fan 211 guides the air outside the case to the heat sink 207 through the vent hole, thereby accelerating the heat exchange of the heat sink 207 and taking away the heat of the electronic device in the case.

Optionally, the fans 211 are one or more.

On the basis of the above technical solution, the box body includes a top plate 201, a rear panel 202, a right side plate 203, a bottom frame 204, a front panel 205 and a left side plate 206, the front panel 205, the right side plate 203 and the rear panel 202 are connected end to end in sequence and enclose into a cylindrical side wall, the top plate 201 is fixed at the upper end of the side wall, and the bottom frame 204 is fixed at the lower end of the side wall and has the opening.

On the basis of the above-mentioned technical solution, the front panel 205 and the rear panel 202 each have the ventilation hole, and the fan 211 is located inside the ventilation hole of the front panel 205.

The fan 211 introduces external wind from one of the ventilation holes and discharges the external wind from the other ventilation hole, increasing the air flow rate.

On the basis of the above technical solution, the heat sink 207 includes a heat sink supporting plate and a plurality of heat sink main bodies, the plurality of heat sink main bodies are parallel to each other and fixed on the bottom surface of the heat sink supporting plate at intervals, and the side wall of the heat sink supporting plate is fixedly connected with the inner wall of the box body and sealed.

Because the environment supporting the interference system is usually outdoor, the heat dissipation supporting plate can divide the box body into an upper sealed space, and the electronic devices such as the power amplifier component 209, the digital frequency storage component 210 and the like are arranged in the sealed space, so that the requirements of water resistance and salt mist resistance are met. The radiating fin main body is arranged at the lower part of the radiating supporting plate and exchanges heat with external air.

The side walls of the heat dissipation supporting plate are fixedly connected with the inner wall of the box body and sealed, and specifically, the front side wall, the rear side wall, the left side wall and the right side wall of the heat dissipation supporting plate are respectively fixed with and sealed with the corresponding front side wall, the rear side wall, the left side wall and the right side wall of the box body. The ventilation holes are positioned on the side wall of the box body at the lower side of the heat dissipation supporting plate.

As shown in fig. 1-7, the present embodiment further provides an on-board multi-band interference device, which includes a body 1 and the supporting interference system 2 fixed on the body 1.

In the present embodiment, the supporting and interfering system 2 is compact and can be flexibly mounted inside or outside the machine body 1.

On the basis of the technical scheme, the airborne multi-band interference device further comprises at least two cloud platforms 3, each cloud platform 3 is fixedly connected with the machine body 1, and each cloud platform 3 is detachably connected with an antenna.

At least two antennas meet the requirement of multiple frequency bands, and the antennas with different frequency bands can be flexibly assembled, disassembled and replaced according to the use requirement. The multiple antennas are simultaneously carried, so that the use requirement of a wide frequency band can be met, the product performance is improved, and the interference range is effectively expanded. The direction and pitch angle of the antenna can be flexibly adjusted through the cradle head 3, so that the space for carrying equipment is saved, and the cost for carrying the equipment is effectively reduced.

Wherein, the cradle head 3 can be arranged as two, three or more than four. In one specific embodiment, as shown in fig. 1 to fig. 7, there are two holders 3.

Specifically, the antenna is in communication connection with the power amplifier component of the corresponding frequency band.

Wherein the antenna functions are distinguished, at least one antenna is used as a receiving antenna, and at least one antenna is used as a transmitting antenna.

On the basis of the technical scheme, the number of the cloud deck 3 is two, the number of the antennas is three, the frequency bands of the three antennas are different, and two of the three antennas are respectively and correspondingly detachably connected to the two cloud decks 3.

Specifically, the frequency bands of the three antennas are respectively 2-18 GHz, 0.1-0.8 GHz and 0.8-2 GHz.

In one specific embodiment, the three antennas are a first antenna 4, a second antenna 5 and a third antenna 6, the frequency band of the first antenna 4 is 2-18 GHz, the frequency band of the second antenna 5 is 0.1-0.8 GHz, and the frequency band of the third antenna 6 is 0.8-2 GHz. In actual use, the third antenna 6 is not replaced usually, and the first antenna 4 and the second antenna 5 only need to be replaced from the cradle head 3 according to the test requirement, so that the device is convenient to use and economical and effective.

On the basis of the above technical solution, the pan-tilt 3 includes a pan-tilt base 301, a pan-tilt middle section 302, and a pan-tilt chassis 303, where the pan-tilt base 301 is fixedly connected with the body 1, the pan-tilt middle section 302 is rotationally connected with the pan-tilt base 301 and can rotate relative to a vertical axis, the pan-tilt chassis 303 is rotationally connected with the pan-tilt middle section 302 and can rotate relative to a horizontal axis, and the pan-tilt chassis 303 is detachably connected with the antenna.

The middle section 302 of the pan-tilt and the base 301 of the pan-tilt rotate relatively, so that the installation direction of the antenna can be adjusted. The cradle head underframe 303 rotates relative to the cradle head middle section 302, so that the pitch angle of the antenna can be adjusted.

Specifically, the antenna is connected to the pan-tilt chassis 303 through bolts.

In one particular embodiment, the pan-tilt 3 allows for an adjustment of the pitch angle of the antenna by ±20° and a rotation of 360 ° about the vertical axis.

In the description of the present utility model, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

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 utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means 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 present utility model. In this specification, schematic representations of the above terms are not necessarily directed 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. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims (10)

1. The utility model provides a support interference system, its characterized in that supports interference system (2) include box, fin (207), power amplifier subassembly (209), digital frequency storage subassembly (210) and support frame (208), the bottom of the box has uncovered, fin (207) with box fixed connection just is located uncovered, power amplifier subassembly (209) with fin (207) top surface fixed connection, support frame (208) with fin (207) fixed connection just is located power amplifier subassembly (209) top, digital frequency storage subassembly (210) are fixed in on support frame (208).

2. The system of claim 1, further comprising a fan (211), wherein a side wall of the housing has a vent, wherein the fan (211) is fixed within the housing, and wherein the fan (211) is located inside the vent and on one side of the heat sink (207).

3. The system according to claim 2, wherein the housing comprises a top plate (201), a rear panel (202), a right side plate (203), a bottom frame (204), a front panel (205) and a left side plate (206), the front panel (205), the right side plate (203) and the rear panel (202) are connected end to end and enclose the side wall in a cylindrical shape, the top plate (201) is fixed to an upper end of the side wall, and the bottom frame (204) is fixed to a lower end of the side wall and has the opening.

4. A supporting disturbance system according to claim 3, characterised in that the front panel (205) and the rear panel (202) each have the ventilation aperture, the fan (211) being located inside the ventilation aperture of the front panel (205).

5. A system for supporting interference according to any one of claims 1-4, wherein said heat sink (207) comprises a heat sink support plate and a plurality of heat sink bodies, a plurality of said heat sink bodies being fixed to a bottom surface of said heat sink support plate in parallel and spaced relation to each other, and a side wall of said heat sink support plate being fixedly connected and sealed to an inner wall of said housing.

6. An on-board multi-band jamming device, characterized by comprising a machine body (1) and a supporting jamming system (2) as claimed in any one of claims 1-5, fixed to said machine body (1).

7. The on-board multi-band jamming device according to claim 6, further comprising at least two holders (3), each holder (3) being fixedly connected to the body (1), and an antenna being detachably connected to each holder (3).

8. The airborne multi-band interference device according to claim 7, wherein the number of the cloud deck (3) is two, the number of the antennas is three, the frequency bands of the three antennas are different, and two of the three antennas are respectively and correspondingly detachably connected to the two cloud decks (3).

9. The on-board multi-band jamming device of claim 8, wherein the frequency bands of the three antennas are 2-18 GHz, 0.1-0.8 GHz, and 0.8-2 GHz, respectively.

10. An airborne multi-band jamming device according to any of claims 7-9, wherein said pan-tilt head (3) comprises a pan-tilt head base (301), a pan-tilt head middle section (302) and a pan-tilt head chassis (303), said pan-tilt head base (301) being fixedly connected to said body (1), said pan-tilt head middle section (302) being rotatably connected to said pan-tilt head base (301) and rotatable with respect to a vertical axis, said pan-tilt head chassis (303) being rotatably connected to said pan-tilt head middle section (302) and rotatable with respect to a horizontal axis, said antenna being detachably connected to said pan-tilt head chassis (303).

Images