CN111313138B - Elastic deployable spiral antenna mechanism - Google Patents
Elastic deployable spiral antenna mechanism Download PDFInfo
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- CN111313138B CN111313138B CN201911305077.9A CN201911305077A CN111313138B CN 111313138 B CN111313138 B CN 111313138B CN 201911305077 A CN201911305077 A CN 201911305077A CN 111313138 B CN111313138 B CN 111313138B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/08—Means for collapsing antennas or parts thereof
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/1235—Collapsible supports; Means for erecting a rigid antenna
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
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Abstract
An elastically-deployable spiral antenna mechanism relates to the technical field of aerospace equipment and equipment, and aims to solve the problem that the existing low-frequency antenna is large in size, and comprises an antenna body and a supporting seat; the supporting seat comprises a cylindrical shaft and a fixed sleeve, grooves are processed on the supporting seat, the cylindrical shaft is arranged in the center of the supporting seat, the axis of the cylindrical shaft is perpendicular to the supporting seat, the fixed sleeve is sleeved on the outer side of the cylindrical shaft, four grooves are formed in the supporting seat, a plurality of pressing devices are circumferentially arranged on the supporting seat, four moving devices are also circumferentially arranged on the supporting seat and are arranged in the grooves, a separation ring groove is processed at the position, close to the supporting seat, of the cylindrical shaft, each pressing device comprises a pressing support and a pressing arm 5-2, each moving device comprises a rotating block, a torsion spring, a first hinge, a sliding block, a guide rail and a moving sleeve 2-7, each memory alloy unlocking and releasing device comprises a memory alloy sleeve, two nuts and a pressing block, and four fixing clamps are arranged on an auxiliary supporting plate.
Description
Technical Field
The invention relates to the technical field of aerospace equipment and equipment, in particular to an elastically-deployable spiral antenna mechanism.
Background
With the rapid development of the industries such as space communication, earth observation, deep space exploration, manned space flight and the like, the space flight space mechanism with large scale, light weight and high geometric stability is required to be urgently needed, but the space folding and unfolding mechanism with large folding and unfolding ratio needs to be designed due to the limitation of the volume of the rocket fairing, and the space folding and unfolding mechanism is in a folding state in the launching stage and is unfolded into a working state after the spacecraft enters the orbit. The design and related research of space folding and unfolding mechanisms are one of the key basic problems for the development of future aerospace industry.
With the development of aviation technology, geological exploration is combined with aviation technology, and space-to-ground exploration becomes an important method for geological research. The low-frequency signal has strong penetrating power, and can detect components in the deep underground, and the low-frequency ground detection is an important part of the ground detection. However, the size of the antenna required by the low-frequency signal is large and can reach several meters, and the volume of the rocket fairing is limited, so that the low-frequency antenna cannot be directly launched and lifted off.
Disclosure of Invention
The purpose of the invention is: aiming at the problem that the existing low-frequency antenna is large in size, an elastic deployable spiral antenna mechanism is provided.
The technical scheme adopted by the invention to solve the technical problems is as follows: a resiliently deployable helical antenna mechanism, comprising: the antenna comprises an antenna body 1 and a supporting seat 4;
the supporting seat 4 comprises a cylindrical shaft 4-1 and a fixed sleeve 4-2, a groove 4-4 is processed on the supporting seat 4, the cylindrical shaft 4-1 is arranged at the center of the supporting seat 4, the axis of the cylindrical shaft 4-1 is perpendicular to the supporting seat 4, the fixed sleeve 4-2 is sleeved on the outer side of the cylindrical shaft 4-1, four grooves 4-4 are arranged on the supporting seat 4, the supporting seat 4 is provided with a plurality of pressing devices 5 along the circumferential direction, the supporting seat 4 is further provided with four moving devices 2 along the circumferential direction, the moving devices 2 are arranged in the grooves 4-4, a separating ring groove is processed at the position, close to the supporting seat 4, of the cylindrical shaft 4-1,
wherein, the pressing device 5 comprises a pressing support 5-1 arranged on the supporting seat 4 and a pressing arm 5-2 arranged on the circumference of the supporting seat 4 through a second hinge 4-3, the pressing support 5-1 and the pressing arm 5-2 are matched for use,
wherein the moving device 2 comprises a rotating block 2-1, a torsion spring 2-3, a first hinge 2-4, a sliding block 2-5, a guide rail 2-6 and a moving sleeve 2-7, a fixed hole 2-2 is processed on the moving device 2, the rotating block 2-1 is rotatably connected with the sliding block 2-5 through the first hinge 2-4, the torsion spring 2-3 is arranged on the first hinge 2-4, two ends of the torsion spring 2-3 are respectively connected with the rotating block 2-1 and the sliding block 2-5, the moving sleeve 2-7 is fixedly connected with the sliding block 2-5, the sliding block 2-5 can slide on the guide rail 2-6, the guide rail 2-6 is fixedly connected with the support seat 4, the moving device 2 further comprises a driving rod, the driving rod is embedded in the movable sleeve 2-7, a sleeve spring is arranged in the movable sleeve 2-7, one end of the driving rod, which is arranged outside the movable sleeve 2-7, is fixedly connected with the supporting seat 4,
the support seat 4 is also provided with a memory alloy unlocking and releasing device 3, the memory alloy unlocking and releasing device 3 comprises a memory alloy sleeve 3-4, two nuts 3-2 and a pressing block 3-3, the memory alloy sleeve 3-4 is arranged between a cylindrical shaft 4-1 and a fixed sleeve 4-2, the cylindrical shaft 4-1 is provided with threads, the two nuts 3-2 are arranged on the cylindrical shaft 4-1, the pressing block 3-3 is arranged between the two nuts 3-2, the support seat 4 is also provided with an auxiliary support plate 6, the middle of the auxiliary support plate 6 is provided with a round hole, the auxiliary support plate 6 is sleeved on the cylindrical shaft 4-1 through the round hole and is arranged between the fixed sleeve 4-2 and the support seat 4,
the antenna comprises an auxiliary supporting disk 6 and is characterized in that four fixing clamps 7 are arranged on the auxiliary supporting disk 6, the fixing clamps 7 can rotate and stretch on the auxiliary supporting disk 6, the antenna body 1 is provided with four spiral antennas, one ends of the spiral antennas are connected with fixing holes 2-2, and the other ends of the spiral antennas are connected with the fixing clamps 7.
Furthermore, a plurality of auxiliary supporting discs 6 are provided, wherein a fixing clamp 7 on one auxiliary supporting disc 6 is fixedly connected with one end of the helical antenna; the rest auxiliary supporting discs 6 are arranged between the auxiliary supporting discs 6 and the supporting seat 4, and the spiral antenna is clamped by the fixing clamps 7 on the rest auxiliary supporting discs 6.
Furthermore, an antenna fixing groove is formed in the pressing support 5-1 and the pressing arm 5-2.
Furthermore, the included angle between the side face of the pressing block 3-3 and the side face, far away from the supporting seat 4, of the pressing block 3-3 is smaller than 90 degrees, the end, far away from the second hinge 4-3, of the pressing arm 5-2 is of an inclined plane structure, and the inclined plane is attached to the side face of the pressing block 3-3.
Furthermore, one end, far away from the second hinge 4-3, of the pressing arm 5-2 is of an inclined plane structure, the inclined plane is 80 degrees, and an included angle between the side face of the pressing block 3-3 and the side face, far away from the supporting seat 4, of the pressing block 3-3 is 100 degrees.
Furthermore, the number of the pressing supports 5-1 is eight, the number of the pressing arms 5-2 is four, the four pressing supports 5-1 correspond to the four pressing arms 5-2 one by one, and one pressing support 5-1 is arranged between every two pressing supports 5-1 with the pressing arms 5-2.
Further, the thread on the cylindrical shaft 4-1 is only arranged at one end of the cylindrical shaft 4-1 far away from the supporting seat 4.
Further, the material of the spiral antenna is 1Cr18Ni9 spring steel.
Further, the material of the supporting seat 4, the pressing supporting seat 5-1, the pressing arm 5-2, the pressing block 3-3, the second hinge 4-3, the first hinge 2-4, the sliding block 2-5 and the rotating block 2-1 is TC 4.
Further, the material of the torsion spring 2-3 is 50 CrVA.
The invention has the beneficial effects that: the invention has simple structure, large folding-unfolding ratio and small volume, can keep the folding state in the launching process, and can automatically unfold into the working state after entering the track.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the present invention in a folded state;
FIG. 3 is a schematic view of the antenna of the present invention in an unfolded state;
FIG. 4 is a schematic view of the construction of the pressing device of the present invention;
FIG. 5 is a schematic diagram of a mobile device according to the present invention;
FIG. 6 is a schematic structural view of a memory alloy unlocking and releasing device according to the present invention;
FIG. 7 is a schematic view of a portion of the support base of the present invention;
fig. 8 is a schematic view of the structure of the auxiliary support plate of the present invention.
Detailed Description
The first embodiment is as follows: specifically describing this embodiment with reference to fig. 1, the elastically expandable helical antenna mechanism according to this embodiment includes: the antenna comprises an antenna body 1 and a supporting seat 4;
the supporting seat 4 comprises a cylindrical shaft 4-1 and a fixing sleeve 4-2, a groove 4-4 is processed in the supporting seat 4, the cylindrical shaft 4-1 is arranged at the center of the supporting seat 4, the axis of the cylindrical shaft 4-1 is perpendicular to the supporting seat 4, the fixing sleeve 4-2 is sleeved on the outer side of the cylindrical shaft 4-1, four grooves 4-4 are formed in the supporting seat 4, the supporting seat 4 is provided with a plurality of pressing devices 5 along the circumferential direction, the supporting seat 4 is further provided with four moving devices 2 along the circumferential direction, the moving devices 2 are arranged in the grooves 4-4, a separation ring groove is processed at the position, close to the supporting seat 4, of the cylindrical shaft 4-1, and the supporting seat is as shown in fig. 7.
The pressing device 5 comprises a pressing support 5-1 arranged on the supporting seat 4 and a pressing arm 5-2 arranged on the circumference of the supporting seat 4 through a second hinge 4-3, the pressing support 5-1 and the pressing arm 5-2 are matched for use, and the pressing device is shown in figure 4.
Wherein the moving device 2 comprises a rotating block 2-1, a torsion spring 2-3, a first hinge 2-4, a sliding block 2-5, a guide rail 2-6 and a moving sleeve 2-7, a fixed hole 2-2 is processed on the moving device 2, the rotating block 2-1 is rotatably connected with the sliding block 2-5 through the first hinge 2-4, the torsion spring 2-3 is arranged on the first hinge 2-4, two ends of the torsion spring 2-3 are respectively connected with the rotating block 2-1 and the sliding block 2-5, the moving sleeve 2-7 is fixedly connected with the sliding block 2-5, the sliding block 2-5 can slide on the guide rail 2-6, the guide rail 2-6 is fixedly connected with the support seat 4, the moving device 2 further comprises a driving rod, the driving rod is embedded in the movable sleeve 2-7, a sleeve spring is arranged in the movable sleeve 2-7, one end of the driving rod, which is arranged outside the movable sleeve 2-7, is fixedly connected with the supporting seat 4, and the moving device is shown in figure 5.
The support seat 4 is also provided with a memory alloy unlocking and releasing device 3, the memory alloy unlocking and releasing device 3 comprises a memory alloy sleeve 3-4, two nuts 3-2 and a pressing block 3-3, the memory alloy sleeve 3-4 is arranged between the cylindrical shaft 4-1 and the fixed sleeve 4-2, the cylindrical shaft 4-1 is provided with threads, the two nuts 3-2 are arranged on the cylindrical shaft 4-1, the pressing block 3-3 is arranged between the two nuts 3-2, the supporting seat 4 is also provided with an auxiliary supporting disk 6, a round hole is arranged in the middle of the auxiliary supporting disk 6, the auxiliary supporting disk 6 is sleeved on the cylindrical shaft 4-1 through the round hole, and is arranged between the fixed sleeve 4-2 and the supporting seat 4, and the memory alloy unlocking and releasing device is shown in figure 6.
The antenna comprises an auxiliary supporting disk 6 and is characterized in that four fixing clamps 7 are arranged on the auxiliary supporting disk 6, the fixing clamps 7 can rotate and stretch on the auxiliary supporting disk 6, the antenna body 1 is provided with four spiral antennas, one ends of the spiral antennas are connected with fixing holes 2-2, and the other ends of the spiral antennas are connected with the fixing clamps 7. The auxiliary support disk is shown in fig. 8.
4 hinges 4-3 are uniformly distributed on the periphery of the supporting seat 4 and are used for connecting the pressing arms 5-2; 4 grooves 4-4 are uniformly formed on the supporting seat along the circumference, and three holes are formed at two ends of each groove and used for mounting the mobile device 2; a cylindrical shaft 4-1 is arranged at the center of the supporting seat 4; the cylindrical shaft 4-1 is externally provided with a sleeve 4-2.
When the device is in a folded state, as shown in fig. 2, the antenna is in a compressed state, the torsion springs 2-3 are in a compressed state, when the device is not unfolded, the sleeve spring is in a compressed state, and when the device is unfolded, the elasticity of the antenna, the elastic force provided by the torsion springs and the sleeve spring jointly provide power for unfolding. When the device is unfolded, the memory alloy is electrified and heated, the length is increased, the cylindrical shaft is driven by the nut to move, the slotted part of the cylindrical shaft can be broken, and the upper part of the cylindrical shaft 4-1, the two nuts 3-2 and the pressing block 4-2 are separated from the device. The pressing arm 5-2 which limits the movement by the pressing block 4-2 releases the movement limitation, the pressing arm is released and can be lifted, and then the device is driven by the elastic force to unfold. The antenna is mainly made of spring steel and has elasticity, and after the motion limitation of the pressing arm 5-2 is removed, the antenna is actively unfolded under the driving of the elasticity of the antenna; the rotating block 2-1 of each moving device 2 is connected with the bottom end of one antenna, the angle between the bottom end of the antenna and the supporting seat 4 is increased along with the expansion of the antenna, the rotating block 2-1 can rotate relative to the sliding block 2-5 under the driving of the torsion spring 2-3 so as to match the angle of the bottom end of the antenna, the bottom ends of the four antennas can smoothly change the angle, the sliding block 2-5 is fixed with the sleeve 2-7, the spring is arranged in the sleeve 2-7, the screw pitch of the antenna is increased along with the expansion of the antenna, the diameter of a cylindrical space formed by the antenna is reduced, and the bottom end of each antenna is fixed with the rotating block 2-1; when the support seat is unfolded, the sliding blocks 2-5 move towards the outer side of the support seat 4 along the two guide rails 2-6 under the driving of the sleeve spring until the unfolding is completed, and a completely unfolded drawing is shown in fig. 3.
The antenna 1 comprises 4 spiral antennas, and the volume of the antenna can be changed by changing the pitch of the antenna; one end of the bottom of each antenna is fixed in a hole 2-2 of the rotating block 2-1; when not deployed, the pitch of the antenna 1 is small.
The second embodiment is as follows: the present embodiment is further described with respect to the first embodiment, and the difference between the present embodiment and the first embodiment is that a plurality of auxiliary support plates 6 are provided, wherein a fixing clip 7 on one auxiliary support plate 6 is fixedly connected to one end of the spiral antenna; the rest auxiliary supporting discs 6 are arranged between the auxiliary supporting discs 6 and the supporting seat 4, and the spiral antenna is clamped by the fixing clamps 7 on the rest auxiliary supporting discs 6.
The third concrete implementation mode: the present embodiment is further described with respect to the first embodiment, and the difference between the present embodiment and the first embodiment is that the pressing support 5-1 and the pressing arm 5-2 are provided with antenna fixing grooves.
The fourth concrete implementation mode: the embodiment is further described with respect to the first embodiment, and the difference between the first embodiment and the second embodiment is that an included angle between the side surface of the pressing block 3-3 and the side surface of the pressing block 3-3 away from the supporting seat 4 is smaller than 90 degrees, one end of the pressing arm 5-2 away from the second hinge 4-3 is of an inclined surface structure, and the inclined surface is attached to the side surface of the pressing block 3-3.
The fifth concrete implementation mode: the embodiment is further described with respect to the first embodiment, and the difference between the first embodiment and the second embodiment is that one end of the pressing arm 5-2, which is far away from the second hinge 4-3, is of an inclined surface structure, the inclined surface is 80 degrees, and an included angle between the side surface of the pressing block 3-3 and one surface of the pressing block 3-3, which is far away from the support seat 4, is 100 degrees.
The sixth specific implementation mode: the embodiment is further described as a first specific embodiment, and the difference between the first specific embodiment and the second specific embodiment is that eight pressing supports 5-1, four pressing arms 5-2, four pressing supports 5-1 and four pressing arms 5-2 are in one-to-one correspondence, and one pressing support 5-1 is arranged between every two pressing supports 5-1 with the pressing arms 5-2.
The seventh embodiment: the present embodiment is further described with respect to the first embodiment, and the difference between the present embodiment and the first embodiment is that the thread on the cylindrical shaft 4-1 is only disposed at one end of the cylindrical shaft 4-1 away from the support seat 4.
The specific implementation mode is eight: the present embodiment is a further description of the first embodiment, and the present embodiment is different from the first embodiment in that the material of the helical antenna is 1Cr18Ni9 spring steel.
The specific implementation method nine: the embodiment is further described with respect to the first embodiment, and the difference between the first embodiment and the second embodiment is that the material of the supporting seat 4, the pressing support 5-1, the pressing arm 5-2, the pressing block 3-3, the second hinge 4-3, the first hinge 2-4, the sliding block 2-5 and the rotating block 2-1 is TC 4.
The detailed implementation mode is ten: the present embodiment is further described with respect to the first embodiment, and the difference between the present embodiment and the first embodiment is that the material of the torsion spring 2-3 is 50 CrVA.
The concrete implementation mode eleven: the present embodiment is further described with respect to the first embodiment, and the difference between the present embodiment and the first embodiment is that the included angle between the spiral antenna and the supporting seat 4 is 4 degrees.
It should be noted that the detailed description is only for explaining and explaining the technical solution of the present invention, and the scope of protection of the claims is not limited thereby. It is intended that all such modifications and variations be included within the scope of the invention as defined in the following claims and the description.
Claims (10)
1. A resiliently deployable helical antenna mechanism, comprising: the antenna comprises an antenna body (1) and a supporting seat (4);
the supporting seat (4) comprises a cylindrical shaft (4-1) and a fixing sleeve (4-2), a groove (4-4) is machined in the supporting seat (4), the cylindrical shaft (4-1) is arranged at the center of the supporting seat (4), the axis of the cylindrical shaft (4-1) is perpendicular to the supporting seat (4), the fixing sleeve (4-2) is sleeved on the outer side of the cylindrical shaft (4-1), four grooves (4-4) are formed in the supporting seat (4), a plurality of pressing devices (5) are arranged on the supporting seat (4) along the circumferential direction, four moving devices (2) are further arranged on the supporting seat (4) along the circumferential direction, the moving devices (2) are arranged in the groove (4-4), and a separation ring groove is machined in the position, close to the supporting seat (4), of the cylindrical shaft (4-1),
wherein the pressing device (5) comprises a pressing support (5-1) arranged on the support seat (4) and a pressing arm (5-2) arranged on the periphery of the support seat (4) through a second hinge (4-3), the pressing support (5-1) and the pressing arm (5-2) are matched for use,
wherein the moving device (2) comprises a rotating block (2-1), a torsion spring (2-3), a first hinge (2-4), a sliding block (2-5), a guide rail (2-6) and a moving sleeve (2-7), a fixed hole (2-2) is processed on the rotating block (2-1), the rotating block (2-1) is rotatably connected with the sliding block (2-5) through the first hinge (2-4), the torsion spring (2-3) is arranged on the first hinge (2-4), two ends of the torsion spring (2-3) are respectively connected with the rotating block (2-1) and the sliding block (2-5), the moving sleeve (2-7) is fixedly connected with the sliding block (2-5), and the sliding block (2-5) can slide on the guide rail (2-6), the guide rails (2-6) are fixedly connected with the supporting seat (4), the moving device (2) further comprises a driving rod, the driving rod is embedded in the moving sleeve (2-7), a sleeve spring is arranged in the moving sleeve (2-7), one end of the driving rod, which is arranged on the outer side of the moving sleeve (2-7), is fixedly connected with the supporting seat (4),
the support seat (4) is further provided with a memory alloy unlocking and releasing device (3), the memory alloy unlocking and releasing device (3) comprises a memory alloy sleeve (3-4), two nuts (3-2) and a pressing block (3-3), the memory alloy sleeve (3-4) is arranged between a cylindrical shaft (4-1) and a fixed sleeve (4-2), the cylindrical shaft (4-1) is provided with threads, the two nuts (3-2) are arranged on the cylindrical shaft (4-1), the pressing block (3-3) is arranged between the two nuts (3-2), the support seat (4) is further provided with an auxiliary support plate (6), a round hole is formed in the middle of the auxiliary support plate (6), and the auxiliary support plate (6) is sleeved on the cylindrical shaft (4-1) through the round hole, and is arranged between the fixed sleeve (4-2) and the supporting seat (4),
be equipped with four fixation clamp (7) on auxiliary supporting disk (6), fixation clamp (7) can rotate and stretch on auxiliary supporting disk (6), antenna body (1) is four helical antenna, helical antenna's one end is connected with fixed orifices (2-2), and the other end is connected with fixation clamp (7).
2. A resiliently expandable helical antenna mechanism according to claim 1, wherein the number of the auxiliary support plates (6) is plural, and a fixing clip (7) on one auxiliary support plate (6) is fixedly connected with one end of the helical antenna; the rest auxiliary supporting discs (6) are arranged between the auxiliary supporting discs (6) and the supporting seat (4), and the spiral antenna is clamped by the fixing clamps (7) on the rest auxiliary supporting discs (6).
3. A resiliently deployable helical antenna mechanism according to claim 1, wherein the pressing support (5-1) and pressing arm (5-2) are provided with antenna securing slots.
4. The mechanism as claimed in claim 1, wherein the angle between the side of the pressing block (3-3) and the side of the pressing block (3-3) away from the supporting base (4) is less than 90 degrees, the end of the pressing arm (5-2) away from the second hinge (4-3) is a slope structure, and the slope is attached to the side of the pressing block (3-3).
5. The mechanism of claim 1, wherein the end of the pressing arm (5-2) away from the second hinge (4-3) is a slope structure, the slope is 80 degrees, and the angle between the side of the pressing block (3-3) and the side of the pressing block (3-3) away from the supporting base (4) is 100 degrees.
6. A resiliently deployable helical antenna mechanism according to claim 1, wherein the number of the pressure abutments (5-1) is eight, the number of the pressure arms (5-2) is four, four pressure abutments (5-1) and four pressure arms (5-2) are in one-to-one correspondence, and one pressure abutment (5-1) is provided between every two pressure abutments (5-1) having a pressure arm (5-2).
7. A resiliently deployable helical antenna mechanism according to claim 1, wherein the thread on the cylindrical shaft (4-1) is provided only at the end of the cylindrical shaft (4-1) remote from the support base (4).
8. A resiliently deployable helical antenna mechanism according to claim 1, wherein the helical antenna is formed from 1Cr18Ni9 spring steel.
9. A resiliently deployable helical antenna mechanism according to claim 1, wherein the material of the support base (4), the pressure support base (5-1), the pressure arm (5-2), the pressure piece (3-3), the second hinge (4-3), the first hinge (2-4), the slider (2-5) and the turning piece (2-1) is TC 4.
10. A resiliently deployable helical antenna mechanism according to claim 1, wherein the torsion spring (2-3) is of 50 CrVA.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911305077.9A CN111313138B (en) | 2019-12-17 | 2019-12-17 | Elastic deployable spiral antenna mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911305077.9A CN111313138B (en) | 2019-12-17 | 2019-12-17 | Elastic deployable spiral antenna mechanism |
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| CN111313138A CN111313138A (en) | 2020-06-19 |
| CN111313138B true CN111313138B (en) | 2022-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911305077.9A Active CN111313138B (en) | 2019-12-17 | 2019-12-17 | Elastic deployable spiral antenna mechanism |
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| CN114497975B (en) * | 2022-04-07 | 2022-08-26 | 西安星通通信科技有限公司 | Antenna with spiral cable lifting support structure and spiral cable lifting support structure |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106602204A (en) * | 2016-12-05 | 2017-04-26 | 航天恒星科技有限公司 | Telescopic satellite antenna |
| CN109279049A (en) * | 2018-10-18 | 2019-01-29 | 哈尔滨工业大学 | A kind of elasticity boom unfolding mechanism |
| US10256546B1 (en) * | 2015-05-08 | 2019-04-09 | Stc.Unm | Dual-matrix composite embedded conductors and deployable structures |
| CN110518327A (en) * | 2019-08-23 | 2019-11-29 | 中国电子科技集团公司第三十八研究所 | A kind of humanoid burr shape telescopic mechanism of film antenna |
-
2019
- 2019-12-17 CN CN201911305077.9A patent/CN111313138B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10256546B1 (en) * | 2015-05-08 | 2019-04-09 | Stc.Unm | Dual-matrix composite embedded conductors and deployable structures |
| CN106602204A (en) * | 2016-12-05 | 2017-04-26 | 航天恒星科技有限公司 | Telescopic satellite antenna |
| CN109279049A (en) * | 2018-10-18 | 2019-01-29 | 哈尔滨工业大学 | A kind of elasticity boom unfolding mechanism |
| CN110518327A (en) * | 2019-08-23 | 2019-11-29 | 中国电子科技集团公司第三十八研究所 | A kind of humanoid burr shape telescopic mechanism of film antenna |
Non-Patent Citations (1)
| Title |
|---|
| Design of a New N-Shape Composite Ultra-Thin Deployable Boom in the Post-Buckling Range Using Response Surface Method and Optimization;Hui Yang、Fengshuai Lu、Hongwei Guo、Rongqiang Liu;《IEEE Access》;20190812;全文 * |
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