CN115061153A - Small satellite signal receiving plate adjusting device - Google Patents
Small satellite signal receiving plate adjusting device Download PDFInfo
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- CN115061153A CN115061153A CN202210538591.2A CN202210538591A CN115061153A CN 115061153 A CN115061153 A CN 115061153A CN 202210538591 A CN202210538591 A CN 202210538591A CN 115061153 A CN115061153 A CN 115061153A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 56
- 108091092919 Minisatellite Proteins 0.000 claims abstract description 21
- 210000001503 joint Anatomy 0.000 claims abstract description 8
- 108091092878 Microsatellite Proteins 0.000 claims 5
- 230000000694 effects Effects 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 11
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 230000006378 damage Effects 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000005457 optimization Methods 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/02—Details of the space or ground control segments
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/08—Constructional details, e.g. cabinet
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
- H04B7/18513—Transmission in a satellite or space-based system
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Astronomy & Astrophysics (AREA)
- Aviation & Aerospace Engineering (AREA)
- Aerials With Secondary Devices (AREA)
Abstract
The invention discloses a minisatellite signal receiving plate adjusting device which comprises a minisatellite body, an adjusting module, a butt joint module and a signal receiving plate, wherein the minisatellite body is provided with a plurality of connecting holes; the butt joint module comprises a lock body and a lock tongue; the lock body comprises a base body, a first transmission gear roller, a second transmission gear roller, a first lock catch and a second lock catch. The invention is convenient to install, only the lock tongue is required to be inserted into the base of the lock body, the limiting clamping plate is popped out and inserted into the limiting clamping groove in the inserting process through the transmission process, the positioning effect is excellent, the falling-off condition under the extreme environment can not occur after the satellite is launched, and the accuracy and the effect of the position adjustment of the installed signal receiving plate can be ensured. According to the invention, the reflecting component is arranged in the signal receiving board, so that most of strong light can be reflected, the negative influence of a small satellite under strong light irradiation is avoided, and the service lives of the satellite and other parts are prolonged.
Description
Technical Field
The invention relates to the technical field of satellite signal receiving boards, in particular to a small satellite signal receiving board adjusting device.
Background
With the rapid development of science and technology, the aerospace field is also gradually and rapidly developed, a plurality of modules are contained in the aerospace field, wherein a minisatellite is a relatively common structure in the aerospace field, the minisatellite is a small-sized satellite as the name implies, the satellite with the weight of less than one ton is generally called a generalized minisatellite according to the specification, the minisatellite can be divided into a minisatellite and a nano-satellite according to different sizes, the satellite needs to be in contact with the ground after being transmitted, a satellite signal receiving board is needed, and the satellite signal receiving board can effectively realize information transmission between the satellite and the ground.
Satellite signal receiving board is after installing on the satellite, often all need supporting adjusting device for position control to satellite signal receiving board, so that satellite signal receiving board can be more effective and accurate receipt information, but many satellite signal receiving board adjusting device of present need use many extra parts to make up fixed when carrying out the receiving board installation, it is very inconvenient to install, the satellite is after sending into the space simultaneously, because the transform of environment, mounting structure easily drops, the fault rate is high.
Disclosure of Invention
The invention aims to solve the technical problem of providing a small satellite signal receiving plate adjusting device aiming at the defects in the background technology.
The invention adopts the following technical scheme for solving the technical problems:
a minisatellite signal receiving plate adjusting device comprises a minisatellite body, an adjusting module, a butt joint module and a signal receiving plate;
the butt joint module comprises a lock body and a lock tongue;
the lock body comprises a base body, a first transmission gear roller, a second transmission gear roller, a first lock catch and a second lock catch;
the base body is a hollow cuboid with an opening at one end, and comprises a first base body end wall and first to fourth base body side walls which are sequentially and vertically fixedly connected end to end, wherein the first base body side wall is parallel to the third base body side wall, and symmetrical working holes are formed in the first base body side wall and the third base body side wall;
the first transmission gear roller and the second transmission gear roller are arranged in the base in parallel, the axes of the first transmission gear roller and the second transmission gear roller are perpendicular to the side wall of the second base, one part of the first transmission gear roller is transmitted out of the base from the working hole of the side wall of the first base, one part of the second transmission gear roller is transmitted out of the base from the working hole of the side wall of the second base, and the first transmission gear roller and the second transmission gear roller can rotate freely;
the first lock catch and the second lock catch have the same structure and respectively comprise a bearing block, a passive rack, a limiting clamping plate and M lock catch springs, wherein M is a natural number more than or equal to 1; the bearing block is a cuboid and comprises a first bearing end wall, a second bearing end wall and first to fourth bearing side walls which are sequentially and vertically and fixedly connected end to end, wherein the first bearing side wall is parallel to the third bearing side wall; a first sliding groove and a second sliding groove which are parallel to the second bearing side wall are arranged on the first bearing side wall, and sliding blocks are arranged in the first sliding groove and the second sliding groove; the driven rack is arranged between the first sliding groove and the second sliding groove and is parallel to the first sliding groove; the first bearing side wall is also provided with a groove for accommodating the limiting clamping plate; the M lock catch springs are all arranged in the groove of the first bearing side wall, one end of each lock catch spring is fixedly connected with the bottom of the groove, and the other end of each lock catch spring is fixedly connected with the limiting clamping plate;
the first sliding chute and the sliding block of the second sliding chute on the first bearing side wall of the first lock catch are fixedly connected with the outer wall of the first base body side wall, the driven rack on the first bearing side wall of the first lock catch is meshed with the first transmission gear roller, and the first transmission gear roller is positioned between the limiting clamping plate of the first lock catch and the first bearing end wall of the first lock catch; m lock catch springs of the first lock catch are in a compressed state;
the first sliding groove on the first bearing side wall of the second lock catch and the sliding block of the second sliding groove are fixedly connected with the outer wall of the side wall of the third base body, the driven rack on the first bearing side wall of the second lock catch is meshed with the second transmission gear roller, and the second transmission gear roller is positioned between the limiting clamping plate of the second lock catch and the first bearing end wall of the second lock catch; m lock catch springs of the second lock catch are in a compressed state;
the lock tongue is a cuboid and comprises a first lock tongue end wall, a second lock tongue end wall and first to fourth lock tongue side walls which are sequentially and vertically fixedly connected end to end, wherein the first lock tongue side wall is parallel to the third lock tongue side wall; driving racks parallel to the second lock tongue side wall are symmetrically arranged on the outer walls of the first lock tongue side wall and the third lock tongue side wall; a limiting clamping groove used for being matched with a limiting clamping plate of the first lock catch is formed in the side wall of the first lock tongue between the driving rack and the end wall of the second lock tongue; a limiting clamping groove matched with a limiting clamping plate of the second lock catch is formed in the side wall of the third lock tongue between the driving rack on the side wall of the third lock tongue and the end wall of the second lock tongue; the second bolt end wall is fixedly connected with the back surface of the signal receiving plate;
when the lock tongue is inserted into the base body, the driving rack on the side wall of the first lock tongue is meshed with the first transmission gear roller, and the driving rack on the side wall of the third lock tongue is meshed with the second transmission gear roller, so that the lock tongue drives the first lock catch and the second lock catch to slide towards the opposite direction of the insertion of the lock tongue; when the lock tongue is completely inserted into the base body, the grooves on the first bearing side walls of the first lock catch and the second lock catch are staggered with the base body, and the limiting clamping plates of the first lock catch and the second lock catch are respectively popped out to be matched with the limiting clamping grooves on the first lock tongue side wall and the third lock tongue side wall, so that the lock tongue and the base body are locked;
the adjusting module comprises a hinged rod, a first electric telescopic rod and a second electric telescopic rod;
one end of the hinge rod is fixedly connected with the outer wall of the minisatellite body, and the other end of the hinge rod is hinged with the center of the end wall of the first base body;
the first electric telescopic rod and the second electric telescopic rod are symmetrically arranged on two sides of the hinge rod, are both parallel to the hinge rod, and are both fixedly connected with the outer wall of the moonlet body at one end; and the other ends of the first electric telescopic rod and the second electric telescopic rod are respectively provided with a gasket and are abutted against the end wall of the first base body.
As a further optimization scheme of the adjusting device for the small satellite signal receiving plate, N limiting pins vertically and fixedly connected with the end face of the first base body are arranged in the base body, and N limiting holes in one-to-one correspondence with the N limiting pins in the base body are formed in one end, far away from the signal receiving plate, of the lock tongue.
As a further optimization scheme of the small satellite signal receiving plate adjusting device, N is 2.
As a further optimization scheme of the adjusting device for the minisatellite signal receiving plate, solar panels are arranged on two sides of the minisatellite body.
As a further optimization scheme of the adjusting device for the minisatellite signal receiving plate, the signal receiving plate comprises a receiving plate body and 2 reflecting modules;
mounting grooves are formed in the two sides of the receiving plate body, and a first limiting through hole and a second limiting through hole are formed in the two sides of the mounting grooves of the receiving plate body; the two light reflecting modules are correspondingly arranged in the mounting grooves on the two sides of the receiving plate body;
the light reflecting module comprises a light reflecting component, a first triggering component and a second triggering component;
the reflecting component comprises a first reflecting plate, a second reflecting plate, a first clamping column, a second clamping column, a first clamping spring, a second clamping spring, a torsion spring and K lateral top springs, wherein K is a natural number more than or equal to 1; one end of each of the K side top springs is fixedly connected with the bottom wall of the mounting groove, the other end of each of the K side top springs is fixedly connected with one end of the second reflection plate, and the K side top springs are in a compressed state; one end of the first reflecting plate is adjacent to the other end of the second reflecting plate through a torsion spring, so that the first reflecting plate can rotate around the torsion spring relative to the second reflecting plate, and the torsion spring is in a compressed state; a first blind hole and a second blind hole are respectively formed in two sides of the other end of the first reflecting plate; the first clamping spring is arranged in the first blind hole, one end of the first clamping spring is fixedly connected with the bottom wall of the first blind hole, and the other end of the first clamping spring is fixedly connected with one end of the first clamping column; one end, fixedly connected with the first clamping spring, of the first clamping column is located in the first blind hole, and the other end of the first clamping column extends into the first limiting through hole; one end, fixedly connected with the second clamping spring, of the second clamping column is located in the second blind hole, and the other end of the second clamping column extends into the second limiting through hole;
the first trigger assembly and the second trigger assembly have the same structure and respectively comprise a fixed cylinder, an expansion bag and a trigger column; the fixed cylinder is a hollow cylinder with one open end; the expansion belt is filled with thermal expansion materials and is arranged in the fixed cylinder, one end of the expansion belt is abutted against the bottom wall of the fixed cylinder, and the other end of the expansion belt is abutted against one end of the meshing triggering column;
the fixed cylinder of the first trigger assembly is arranged at the first limiting through hole, is coaxial with the first limiting through hole, has an open end fixedly connected with the receiving plate body, and has one end of the expansion column far away from the expansion bag abutted against one end of the first clamping column far away from the first clamping spring;
the fixed cylinder of the second trigger assembly is arranged at the position of the second limit through hole and is coaxial with the second limit through hole, the open end of the fixed cylinder is fixedly connected with the receiving plate body, and one end, far away from the expansion bag, of the expansion column in the fixed cylinder is abutted against one end, far away from the second clamping spring, of the second clamping column.
Compared with the prior art, the invention adopting the technical scheme has the following technical effects:
1. the positioning method is convenient to install, the signal receiving plate is installed when the satellite does not transmit, only the lock tongue needs to be inserted into the base of the lock body, the limiting clamping plate is popped out and inserted into the limiting clamping groove in the insertion process through the transmission process, the signal receiving plate can be quickly installed, the positioning method is convenient and quick to install, an external positioning structure is not needed, meanwhile, the positioning effect of the positioning method is excellent, the situation that the signal receiving plate falls off in an extreme environment after the satellite transmits is avoided, and the accuracy and the effect of position adjustment of the installed signal receiving plate are guaranteed.
2. The invention adjusts the position of the base body by controlling the first electric telescopic rod and the second electric telescopic rod to work, thereby realizing the adjustment of the signal receiving board and enabling the signal receiving board to receive information more effectively. In the accommodation process, the gasket tightly contacts with the base member, guarantees the precision and the precision of base member angle modulation, avoids vibrations.
3. According to the invention, the reflecting module is arranged in the signal receiving board, when the small satellite runs in space, some strong radiation light sometimes irradiates on the small satellite, the temperature of the small satellite is often increased, and at the moment, the thermal expansion material in the expansion bag in the trigger assembly expands due to the temperature. Through the linkage effect, reflection of light subassembly auto-eject, pop out the back at reflection of light subassembly, because reflection of light subassembly's connecting spring effect, first reflecting plate and second reflecting plate can expand automatically, reflect to most highlights, avoid the highlight to penetrate the injury that leads to the fact to the satellite directly, also avoid the direct temperature of bringing the satellite of highlight to rise fast and the damage of the regulation structure that leads to the fact, the life of satellite and other parts has been improved, reduce its fault rate, and traditional electronic structure monitoring mode has been abandoned to this design, and can reduce cost, reduce the fault rate simultaneously, reduce other data information transmission burdens, excellent in use effect.
Drawings
FIG. 1 is a schematic exploded perspective view of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is an exploded perspective view of the secondary locking device of the present invention;
FIG. 4 is a schematic side view of the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 4;
FIG. 6 is a schematic cross-sectional view of a signal receiving board according to the present invention;
FIG. 7 is a schematic view of a first reflector and a second reflector of the present invention;
fig. 8 is an enlarged schematic view of the structure at C in fig. 6.
In the figure, 1-a moonlet body, 2-an electric telescopic rod, 3-a first electric telescopic rod, 4-a gasket, 5-a hinge rod, 6-a solar panel, 7-a base body, 8-a second lock catch, 81-a passive rack, 82-a bearing block of the second lock catch, 83-a limit catch plate of the second lock catch, 84-a lock catch spring of the second lock catch, 85-a groove on a first bearing side wall of the second lock catch, 86-a chute, 9-a first trigger component, 91-a fixed cylinder, 92-an expansion bag, 93-a trigger column, 10-a lock tongue, 11-an active rack, 12-a signal receiving plate, 13-a front surface of the signal receiving plate, 14-a mounting groove, 15-a light reflecting component, 151-a catch column, 152-a torsion spring, 153-first reflecting plate, 154-second reflecting plate, 155-blocking spring, 16-side top spring, 17-second driving gear roller, 18-limit pin.
Detailed Description
The technical scheme of the invention is further explained in detail by combining the attached drawings:
the present invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. In the drawings, components are exaggerated for clarity.
It will be understood that, although the terms first, second, third, etc. may be used herein to describe various elements, components and/or sections, these elements, components and/or sections should not be limited by these terms. These terms are only used to distinguish one element, component, and/or section from another. Thus, a first element, component, and/or section discussed below could be termed a second element, component, or section without departing from the teachings of the present invention.
As shown in fig. 1, the invention discloses a minisatellite signal receiving plate adjusting device, which comprises a minisatellite body, an adjusting module, a butt joint module and a signal receiving plate;
the butt joint module comprises a lock body and a lock tongue;
the lock body comprises a base body, a first transmission gear roller, a second transmission gear roller, a first lock catch and a second lock catch;
the base body is a hollow cuboid with an opening at one end, and comprises a first base body end wall and first to fourth base body side walls which are sequentially and vertically and fixedly connected end to end, wherein the first base body side wall is parallel to the third base body side wall, and symmetrical working holes are formed in the first base body side wall and the third base body side wall;
the first transmission gear roller and the second transmission gear roller are arranged in the base in parallel, the axes of the first transmission gear roller and the second transmission gear roller are perpendicular to the side wall of the second base, one part of the first transmission gear roller is transmitted out of the base from the working hole of the side wall of the first base, one part of the second transmission gear roller is transmitted out of the base from the working hole of the side wall of the second base, as shown in figure 2, and the first transmission gear roller and the second transmission gear roller can rotate freely;
as shown in fig. 3, the first lock catch and the second lock catch have the same structure and each include a bearing block, a passive rack, a limiting clamping plate and M lock catch springs, where M is a natural number greater than or equal to 1; the bearing block is a cuboid and comprises a first bearing end wall, a second bearing end wall and first to fourth bearing side walls which are sequentially and vertically and fixedly connected end to end, wherein the first bearing side wall is parallel to the third bearing side wall; a first sliding groove and a second sliding groove which are parallel to the second bearing side wall are arranged on the first bearing side wall, and sliding blocks are arranged in the first sliding groove and the second sliding groove; the driven rack is arranged between the first sliding groove and the second sliding groove and is parallel to the first sliding groove; the first bearing side wall is also provided with a groove for accommodating the limiting clamping plate; the M lock catch springs are all arranged in the groove of the first bearing side wall, one end of each lock catch spring is fixedly connected with the bottom of the groove, and the other end of each lock catch spring is fixedly connected with the limiting clamping plate;
the first sliding chute and the sliding block of the second sliding chute on the first bearing side wall of the first lock catch are fixedly connected with the outer wall of the first base body side wall, the driven rack on the first bearing side wall of the first lock catch is meshed with the first transmission gear roller, and the first transmission gear roller is positioned between the limiting clamping plate of the first lock catch and the first bearing end wall of the first lock catch; m lock catch springs of the first lock catch are in a compressed state;
the first sliding groove on the first bearing side wall of the second lock catch and the sliding block of the second sliding groove are fixedly connected with the outer wall of the side wall of the third base body, the driven rack on the first bearing side wall of the second lock catch is meshed with the second transmission gear roller, and the second transmission gear roller is positioned between the limiting clamping plate of the second lock catch and the first bearing end wall of the second lock catch; m lock catch springs of the second lock catch are in a compressed state; as shown in fig. 4, 5;
the lock tongue is a cuboid and comprises a first lock tongue end wall, a second lock tongue end wall and first to fourth lock tongue side walls which are sequentially and vertically fixedly connected end to end, wherein the first lock tongue side wall is parallel to the third lock tongue side wall; driving racks parallel to the side wall of the second lock tongue are symmetrically arranged on the outer walls of the side wall of the first lock tongue and the side wall of the third lock tongue; a limiting clamping groove used for being matched with a limiting clamping plate of the first lock catch is formed in the side wall of the first lock tongue between the driving rack and the end wall of the second lock tongue; a limiting clamping groove used for being matched with a limiting clamping plate of the second lock catch is formed in the side wall of the third lock tongue between the driving rack and the end wall of the second lock tongue; the second bolt end wall is fixedly connected with the back surface of the signal receiving plate;
when the lock tongue is inserted into the base body, the driving rack on the side wall of the first lock tongue is meshed with the first transmission gear roller, and the driving rack on the side wall of the third lock tongue is meshed with the second transmission gear roller, so that the lock tongue drives the first lock catch and the second lock catch to slide towards the opposite direction of the insertion of the lock tongue; when the lock tongue is completely inserted into the base body, the grooves on the first bearing side walls of the first lock catch and the second lock catch are staggered with the base body, and the limiting clamping plates of the first lock catch and the second lock catch are respectively popped out to be matched with the limiting clamping grooves on the side walls of the first lock tongue and the third lock tongue, so that the lock tongue and the base body are locked;
the adjusting module comprises a hinged rod, a first electric telescopic rod and a second electric telescopic rod;
one end of the hinge rod is fixedly connected with the outer wall of the minisatellite body, and the other end of the hinge rod is hinged with the center of the end wall of the first base body;
the first electric telescopic rod and the second electric telescopic rod are symmetrically arranged on two sides of the hinge rod, are both parallel to the hinge rod, and are both fixedly connected with the outer wall of the moonlet body at one end; the other ends of the first electric telescopic rod and the second electric telescopic rod are respectively provided with a gasket and are respectively abutted against the end wall of the first base body.
The base member is internally provided with N limiting pins vertically and fixedly connected with the end surface of the first base member, and one end of the lock tongue, which is far away from the signal receiving plate, is provided with N limiting holes in one-to-one correspondence with the N limiting pins in the base member. The N takes precedence of 2.
And solar panels are arranged on two sides of the minisatellite body.
As shown in fig. 6, the signal receiving board comprises a receiving board body and 2 light reflecting modules;
mounting grooves are formed in the two sides of the receiving plate body, and a first limiting through hole and a second limiting through hole are formed in the two sides of the mounting grooves of the receiving plate body; the two light reflecting modules are correspondingly arranged in the mounting grooves on the two sides of the receiving plate body;
the light reflecting module comprises a light reflecting component, a first triggering component and a second triggering component;
the reflecting component comprises a first reflecting plate, a second reflecting plate, a first clamping column, a second clamping column, a first clamping spring, a second clamping spring, a torsion spring and K lateral top springs, wherein K is a natural number more than or equal to 1; one end of each of the K side top springs is fixedly connected with the bottom wall of the mounting groove, the other end of each of the K side top springs is fixedly connected with one end of the second reflection plate, and the K side top springs are in a compressed state; one end of the first reflection plate is adjacent to the other end of the second reflection plate through a torsion spring, so that the first reflection plate can rotate around the torsion spring relative to the second reflection plate, and the torsion spring is in a compressed state, as shown in fig. 7; a first blind hole and a second blind hole are respectively formed in two sides of the other end of the first reflecting plate; the first clamping spring is arranged in the first blind hole, one end of the first clamping spring is fixedly connected with the bottom wall of the first blind hole, and the other end of the first clamping spring is fixedly connected with one end of the first clamping column; one end, fixedly connected with the first clamping spring, of the first clamping column is located in the first blind hole, and the other end of the first clamping column extends into the first limiting through hole; one end, fixedly connected with the second clamping spring, of the second clamping column is located in the second blind hole, and the other end of the second clamping column extends into the second limiting through hole;
the first trigger assembly and the second trigger assembly have the same structure and respectively comprise a fixed cylinder, an expansion bag and a trigger column; the fixed cylinder is a hollow cylinder with one open end; the expansion belt is filled with thermal expansion materials and is arranged in the fixed cylinder, one end of the expansion belt is abutted against the bottom wall of the fixed cylinder, and the other end of the expansion belt is abutted against one end of the meshing triggering column;
the fixed cylinder of the first trigger assembly is arranged at the first limiting through hole and is coaxial with the first limiting through hole, the opening end of the fixed cylinder is fixedly connected with the receiving plate body, and one end, far away from the expansion bag, of the expansion column in the fixed cylinder is abutted against one end, far away from the first clamping spring, of the first clamping column, as shown in figure 8;
the fixed cylinder of the second trigger assembly is arranged at the position of the second limit through hole and is coaxial with the second limit through hole, the open end of the fixed cylinder is fixedly connected with the receiving plate body, and one end, far away from the expansion bag, of the expansion column in the fixed cylinder is abutted against one end, far away from the second clamping spring, of the second clamping column.
The positioning method is convenient to install, the signal receiving plate is installed when the satellite does not transmit, only the lock tongue needs to be inserted into the base of the lock body, the limiting clamping plate is popped out and inserted into the limiting clamping groove in the insertion process through the transmission process, the signal receiving plate can be quickly installed, the positioning method is convenient and quick to install, an external positioning structure is not needed, meanwhile, the positioning effect of the positioning method is excellent, the situation that the signal receiving plate falls off in an extreme environment after the satellite transmits is avoided, and the accuracy and the effect of position adjustment of the installed signal receiving plate are guaranteed.
The position of the base body can be adjusted by controlling the first electric telescopic rod and the second electric telescopic rod to work, so that the signal receiving board can be adjusted, and the signal receiving board can receive information more effectively. In the accommodation process, the gasket tightly contacts with the base member, guarantees the precision and the precision of base member angle modulation, avoids vibrations.
According to the invention, the reflecting module is arranged in the signal receiving board, when the small satellite runs in space, some strong radiation light sometimes irradiates on the small satellite, the temperature of the small satellite is often increased, and at the moment, the thermal expansion material in the expansion bag in the trigger assembly expands due to the temperature. Through the linkage effect, reflection of light subassembly auto-eject, pop out the back at reflection of light subassembly, because reflection of light subassembly's connecting spring effect, first reflecting plate and second reflecting plate can expand automatically, reflect to most highlights, avoid the highlight to penetrate the injury that leads to the fact to the satellite directly, also avoid the direct temperature of bringing the satellite of highlight to rise fast and the damage of the regulation structure that leads to the fact, the life of satellite and other parts has been improved, reduce its fault rate, and traditional electronic structure monitoring mode has been abandoned to this design, and can reduce cost, reduce the fault rate simultaneously, reduce other data information transmission burdens, excellent in use effect.
It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
The above-mentioned embodiments, objects, technical solutions and advantages of the present invention are further described in detail, it should be understood that the above-mentioned embodiments are only illustrative of the present invention and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A minisatellite signal receiving plate adjusting device is characterized by comprising a minisatellite body, an adjusting module, a butt joint module and a signal receiving plate;
the butt joint module comprises a lock body and a lock tongue;
the lock body comprises a base body, a first transmission gear roller, a second transmission gear roller, a first lock catch and a second lock catch;
the base body is a hollow cuboid with an opening at one end, and comprises a first base body end wall and first to fourth base body side walls which are sequentially and vertically and fixedly connected end to end, wherein the first base body side wall is parallel to the third base body side wall, and symmetrical working holes are formed in the first base body side wall and the third base body side wall;
the first transmission gear roller and the second transmission gear roller are arranged in the base in parallel, the axes of the first transmission gear roller and the second transmission gear roller are perpendicular to the side wall of the second base, one part of the first transmission gear roller is transmitted out of the base from the working hole of the side wall of the first base, one part of the second transmission gear roller is transmitted out of the base from the working hole of the side wall of the second base, and the first transmission gear roller and the second transmission gear roller can rotate freely;
the first lock catch and the second lock catch have the same structure and respectively comprise a bearing block, a passive rack, a limiting clamping plate and M lock catch springs, wherein M is a natural number more than or equal to 1; the bearing block is a cuboid and comprises a first bearing end wall, a second bearing end wall and first to fourth bearing side walls which are sequentially and vertically and fixedly connected end to end, wherein the first bearing side wall is parallel to the third bearing side wall; a first sliding groove and a second sliding groove which are parallel to the second bearing side wall are arranged on the first bearing side wall, and sliding blocks are arranged in the first sliding groove and the second sliding groove; the driven rack is arranged between the first sliding groove and the second sliding groove and is parallel to the first sliding groove; the first bearing side wall is also provided with a groove for accommodating the limiting clamping plate; the M lock catch springs are all arranged in the groove of the first bearing side wall, one end of each lock catch spring is fixedly connected with the bottom of the groove, and the other end of each lock catch spring is fixedly connected with the limiting clamping plate;
the first sliding chute and the sliding block of the second sliding chute on the first bearing side wall of the first lock catch are fixedly connected with the outer wall of the first base body side wall, the driven rack on the first bearing side wall of the first lock catch is meshed with the first transmission gear roller, and the first transmission gear roller is positioned between the limiting clamping plate of the first lock catch and the first bearing end wall of the first lock catch; m lock catch springs of the first lock catch are in a compressed state;
the first sliding groove on the first bearing side wall of the second lock catch and the sliding block of the second sliding groove are fixedly connected with the outer wall of the side wall of the third base body, the driven rack on the first bearing side wall of the second lock catch is meshed with the second transmission gear roller, and the second transmission gear roller is positioned between the limiting clamping plate of the second lock catch and the first bearing end wall of the second lock catch; m lock catch springs of the second lock catch are in a compressed state;
the lock tongue is a cuboid and comprises a first lock tongue end wall, a second lock tongue end wall and first to fourth lock tongue side walls which are sequentially and vertically fixedly connected end to end, wherein the first lock tongue side wall is parallel to the third lock tongue side wall; driving racks parallel to the second lock tongue side wall are symmetrically arranged on the outer walls of the first lock tongue side wall and the third lock tongue side wall; a limiting clamping groove used for being matched with a limiting clamping plate of the first lock catch is formed in the side wall of the first lock tongue between the driving rack and the end wall of the second lock tongue; a limiting clamping groove used for being matched with a limiting clamping plate of the second lock catch is formed in the side wall of the third lock tongue between the driving rack and the end wall of the second lock tongue; the second bolt end wall is fixedly connected with the back surface of the signal receiving plate;
when the lock tongue is inserted into the base body, the driving rack on the side wall of the first lock tongue is meshed with the first transmission gear roller, and the driving rack on the side wall of the third lock tongue is meshed with the second transmission gear roller, so that the lock tongue drives the first lock catch and the second lock catch to slide towards the direction opposite to the direction in which the lock tongue is inserted; when the lock tongue is completely inserted into the base body, the grooves on the first bearing side walls of the first lock catch and the second lock catch are staggered with the base body, and the limiting clamping plates of the first lock catch and the second lock catch are respectively popped out to be matched with the limiting clamping grooves on the first lock tongue side wall and the third lock tongue side wall, so that the lock tongue and the base body are locked;
the adjusting module comprises a hinged rod, a first electric telescopic rod and a second electric telescopic rod;
one end of the hinge rod is fixedly connected with the outer wall of the minisatellite body, and the other end of the hinge rod is hinged with the center of the end wall of the first base body;
the first electric telescopic rod and the second electric telescopic rod are symmetrically arranged on two sides of the hinge rod, are both parallel to the hinge rod, and are fixedly connected with the outer wall of the moonlet body at one end; the other ends of the first electric telescopic rod and the second electric telescopic rod are respectively provided with a gasket and are respectively abutted against the end wall of the first base body.
2. The microsatellite signal receiving plate adjusting device according to claim 1 wherein N limit pins are provided in the base body and are vertically and fixedly connected with the first base body end face, and N limit holes are provided in one-to-one correspondence with the N limit pins in the base body at the end of the lock tongue away from the signal receiving plate.
3. The microsatellite signal receiving plate adjustment mechanism according to claim 2 wherein said N is 2.
4. The microsatellite signal receiving plate adjustment apparatus as recited in claim 1 wherein solar panels are provided on both sides of the microsatellite body.
5. The microsatellite signal receiving board adjustment mechanism according to claim 1 wherein said signal receiving board comprises a board body and 2 reflector modules;
mounting grooves are formed in the two sides of the receiving plate body, and a first limiting through hole and a second limiting through hole are formed in the two sides of the mounting grooves of the receiving plate body; the two light reflecting modules are correspondingly arranged in the mounting grooves on the two sides of the receiving plate body;
the light reflecting module comprises a light reflecting component, a first triggering component and a second triggering component;
the reflecting component comprises a first reflecting plate, a second reflecting plate, a first clamping column, a second clamping column, a first clamping spring, a second clamping spring, a torsion spring and K lateral top springs, wherein K is a natural number more than or equal to 1; one end of each of the K side top springs is fixedly connected with the bottom wall of the mounting groove, the other end of each of the K side top springs is fixedly connected with one end of the second reflection plate, and the K side top springs are in a compressed state; one end of the first reflecting plate is adjacent to the other end of the second reflecting plate through a torsion spring, so that the first reflecting plate can rotate around the torsion spring relative to the second reflecting plate, and the torsion spring is in a compressed state; a first blind hole and a second blind hole are respectively formed in two sides of the other end of the first reflecting plate; the first clamping spring is arranged in the first blind hole, one end of the first clamping spring is fixedly connected with the bottom wall of the first blind hole, and the other end of the first clamping spring is fixedly connected with one end of the first clamping column; one end, fixedly connected with the first clamping spring, of the first clamping column is located in the first blind hole, and the other end of the first clamping column extends into the first limiting through hole; one end, fixedly connected with the second clamping spring, of the second clamping column is located in the second blind hole, and the other end of the second clamping column extends into the second limiting through hole;
the first trigger assembly and the second trigger assembly have the same structure and respectively comprise a fixed cylinder, an expansion bag and a trigger column; the fixed cylinder is a hollow cylinder with one open end; the expansion belt is filled with thermal expansion materials and is arranged in the fixed cylinder, one end of the expansion belt is abutted against the bottom wall of the fixed cylinder, and the other end of the expansion belt is abutted against one end of the meshing triggering column;
the fixed cylinder of the first trigger assembly is arranged at the first limiting through hole and is coaxial with the first limiting through hole, the opening end of the fixed cylinder is fixedly connected with the receiving plate body, and one end, far away from the expansion bag, of the expansion column in the fixed cylinder is abutted against one end, far away from the first clamping spring, of the first clamping column;
the fixed cylinder of the second trigger assembly is arranged at the position of the second limit through hole and is coaxial with the second limit through hole, the open end of the fixed cylinder is fixedly connected with the receiving plate body, and one end, far away from the expansion bag, of the expansion column in the fixed cylinder is abutted against one end, far away from the second clamping spring, of the second clamping column.
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| CN202210538591.2A CN115061153B (en) | 2022-05-17 | 2022-05-17 | Small satellite signal receiving board adjusting device |
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| CN202210538591.2A CN115061153B (en) | 2022-05-17 | 2022-05-17 | Small satellite signal receiving board adjusting device |
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| CN115061153B (en) | 2024-07-05 |
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