Unhooking device for near space aerostat
By using a mechanical energy storage and timing device, the problem of the electric decoy malfunctioning in extreme environments has been solved, achieving reliable automatic disconnection and extending service life.
Patent Information
- Application Number
- CN202520785366.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-24
- Publication Date
- 2025-12-26
- Estimated Expiration
- 2035-04-24
AI Technical Summary
Existing electronically controlled unhooking devices suffer from electronic component malfunction and difficulty in coordination due to temperature changes and vibrations in near-space environments, thus reducing their service life.
It employs a fully mechanical energy storage, timing, and release device, which automatically disconnects the connection through mechanical energy storage and timing to prevent electronic components from malfunctioning in extreme environments.
It achieves automatic disconnection in extreme environments, improving the reliability and service life of the device, and enabling multiple uses.
Smart Images
Figure CN223721171U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the technical field of near space detection, and particularly relates to a hook release device for a near space aerostat. BACKGROUND
[0002] The hook release device is installed at the lower part of the aerostat and is used for disconnecting the aerostat from the return capsule when a certain time is reached. The existing hook release device is mainly electrically controlled, and the main operating principle is that when a specified height or a specified time is reached, a signal is sent by a single-chip microcomputer to make the return capsule and the aerostat separate. When the hook release device operates in the near space, the hook release device changes from a low-altitude normal-temperature working environment to a near-space low-temperature working environment. In the process of switching the working state, thermal expansion and cold contraction are caused due to the sharp change in temperature, and vibration is caused in the rising process. These problems cause electronic components to malfunction and cause cooperation difficulties and other problems, thereby reducing the service life of the hook release device. SUMMARY
[0003] The utility model is just aimed at the above problems, makes up for the deficiency of prior art, provides a kind of hook release device for near space aerostat;The utility model effectively overcomes the unstable factors caused by environmental change of electronic device.
[0004] To achieve the above object, the utility model adopts the following technical scheme.
[0005] The utility model provides a kind of hook release device for near space aerostat, including shell and clamping plate, the shell is the round box-like structure with the cover in one side and hollow in the middle part, the shell is buckled above the clamping plate and is connected with the clamping plate, it is characterized in that, energy storage device is arranged on the clamping plate, the energy storage device extends upwards from the middle part of the shell, timing device and release device are connected in the shell inside above the clamping plate, the timing device and the release device are engaged with the energy storage device, the rotation of the energy storage device drives the timing device and the energy storage device to store energy, the timing device starts timing after the energy storage device stores energy, after the timing device finishes timing, the release device releases energy by rotating.
[0006] Further, the energy storage device includes a start gear and a linkage gear connected coaxially, and two intermediate spiral iron sheets connected in series, two spiral iron sheets are arranged below the clamping plate, the inner end of one spiral iron sheet is connected with the shaft of the energy storage device, and the inner end of the other spiral iron sheet is connected with the release device, and the shaft of the energy storage device extends upwards from the middle part of the shell.
[0007] Further, the timing device comprises a first double transmission gear, a second double transmission gear, a pallet, a pallet fork, a double disc and a hairspring, the first double transmission gear, the second double transmission gear, the pallet, the pallet fork and the double disc are rotatably connected to the clamping plate, the pinion of the first double transmission gear is engaged with the linkage gear of the energy storage device, the large gear of the first double transmission gear is engaged with the pinion of the second double transmission gear, the large gear of the second double transmission gear is engaged with the pallet, the pallet fork is engaged with the pallet and the double disc respectively, and the hairspring is fixed below the double disc.
[0008] Further, the releasing device comprises a first special-shaped gear, a second special-shaped gear, a releasing blade, a discharging gear, an exciting gear and a buckle, the first special-shaped gear, the second special-shaped gear and the discharging gear are coaxially and rotatably connected to the clamping plate from top to bottom by the buckle, and the shaft is connected to the inner end of the spiral iron sheet, the first special-shaped gear is engaged with the starting gear of the energy storage device, the exciting gear has a protruding tip, one end of the releasing blade is rotatably connected to the clamping plate, and the releasing blade is matched with the second special-shaped gear and the exciting gear.
[0009] Still further, the discharging gear is a hollow gear with an internal ratchet.
[0010] The utility model discloses beneficial effect.
[0011] The utility model discloses through the energy storage of complete mechanical structure, timing device and releasing device, when reaching certain time, the device can automatically cut off the connecting place, effectively overcome the unstable factor of electronic device due to environmental change, and can descend with return capsule, can use repeatedly. DRAWINGS
[0012] In order to make the technical problem, technical scheme and beneficial effect solved by the utility model more clearly, the utility model is further explained in detail in the following with the drawings and specific embodiment.
[0013] Figure 1 It is the internal plan view structural schematic diagram of the utility model.
[0014] Figure 2 It is the side view explosion structural schematic diagram of the utility model.
[0015] Figure 3 It is the external plan view structural schematic diagram of the utility model.
[0016] Figure 4 is the bottom structure schematic view of the utility model.
[0017] Marked in the drawing: 1 is the shell, 2 is the clamping plate, 3 is the starting gear, 4 is the linkage gear, 5 is the spiral iron sheet, 6 is the first double transmission gear, 7 is the second double transmission gear, 8 is the escapement tooth, 9 is the escapement fork, 10 is the double disc, 11 is the hairspring, 12 is the first special-shaped gear, 13 is the second special-shaped gear, 14 is the release blade, 15 is the energy release gear, 16 is the excitation gear, 17 is the buckle. DETAILED DESCRIPTION
[0018] In combination with the drawings shown, the embodiment provides a kind of for near space aerostat's unhooker, including shell 1 and clamping plate 2, shell 1 is the circular box structure with lid and middle hollow, shell 1 is buckled on clamping plate 2 and is connected with clamping plate 2 by standard piece screw, entire structure is completely wrapped up.
[0019] Clamping plate 2 is provided with energy storage device, energy storage device extends from the middle of shell 1 upwards, energy storage device includes upper and lower coaxial connection starting gear 3 and linkage gear 4, and two intermediate interconnection spiral iron sheet 5, two spiral iron sheet 5 are arranged below clamping plate 2, the inner end of one of spiral iron sheet 5 is connected with the shaft of energy storage device, the inner end of another spiral iron sheet 5 is connected with release device, the shaft of energy storage device extends from the middle of shell 1 upwards.
[0020] Clamping plate 2 is connected with timing device and release device inside shell 1, timing device and release device are all engaged with energy storage device, when starting gear 3 and linkage gear 4 of energy storage device rotate start, energy storage device is simultaneously energized for unhooker timing device and unhooker release device.Its energy storage principle is when needing device energy storage, it is driven by starting gear 3 of energy storage device and rotates linkage gear 4 of energy storage device and spiral iron sheet 5, at this moment, the iron sheet rotated will store elastic potential energy.
[0021] Timing device includes first double transmission gear 6, second double transmission gear 7, escapement tooth 8, escapement fork 9, double disc 10 and hairspring 11, first double transmission gear 6, second double transmission gear 7, escapement tooth 8, escapement fork 9, double disc 10 are rotatably connected on clamping plate 2.
[0022] The pinion of first double transmission gear 6 is engaged with linkage gear 4 of energy storage device, the large gear of first double transmission gear 6 is engaged with the pinion of second double transmission gear 7, the large gear of second double transmission gear 7 is engaged with escapement tooth 8, escapement fork 9 is engaged with escapement tooth 8 and double disc 10 respectively, and hairspring 11 is fixed below double disc 10 for controlling the rotation frequency of escapement tooth 8.
[0023] During the energy storage process of the unhooker, the timing device is rotated by a corresponding number of degrees at a required time, the energy storage device starts to store energy, and simultaneously drives the release device to start to store energy, after rotating to a corresponding angle, the energy storage ends, the linkage gear 4 of the energy storage device has a rotating tendency, which drives the first double linkage transmission gear 6 of the timing device, the escapement gear 8 of the timing device, and thus the escapement fork 9, the hairspring 11 and the double disc 10 to release energy at a designed speed and start to work at a fixed frequency.
[0024] The release device comprises a first special-shaped gear 12, a second special-shaped gear 13, a release blade 14, an energy release gear 15, an excitation gear 16 and a buckle 17, the first special-shaped gear 12, the second special-shaped gear 13 and the energy release gear 15 are coaxially and rotatably connected to the clamping plate 2 from top to bottom by the buckle 17, and the shaft is connected to the inner end of one of the spiral iron sheets 5, the first special-shaped gear 12 is engaged with the starting gear 3 of the energy storage device, the excitation gear 16 has a protruding tip, one end of the release blade 14 is rotatably connected to the clamping plate 2, and the release blade 14 is matched with the second special-shaped gear 13 and the excitation gear 16.
[0025] The first special-shaped gear 12 has a specially designed special-shaped protrusion for clamping the release blade 14, the energy release device is a hollow gear with an internal ratchet, and the ratchet ensures that the energy storage device does not rotate the excitation gear 16 when rotating to store energy, and the second special-shaped gear 13 can effectively prevent the timing device from over-rotation.
[0026] After the timing device ends timing, the second special-shaped gear 13 of the release device is concave at this time, the release blade 14 is clamped therein, when the release blade 14 changes position, the excitation gear 16 is excited thereby, through special clamping design, the excitation gear 16 is clamped into the groove of the release blade 14, energy is released by rotating, and the release blade 14 is again ejected outward to complete the task of disconnecting the rope connection.
[0027] It can be understood that the above specific description of the utility model is only used for illustrating the utility model and is not limited to the technical solutions described in the utility model embodiments, and those skilled in the art should understand that the utility model can still be modified or replaced equivalently to achieve the same technical effect, as long as the use needs are met, which is within the protection scope of the utility model.
Claims
1. A decoupler for near space aerostat, comprising a shell (1) and a clamping plate (2), the shell (1) is a round box structure with a cover on one side and a hollow in the middle, the shell (1) is buckled above the clamping plate (2) and connected with the clamping plate (2), characterized in that, The clamping plate (2) is provided with an energy storage device, which extends upward from the middle of the shell (1), and a timing device and a release device are connected to the upper part of the clamping plate (2) inside the shell (1), the timing device and the release device are engaged with the energy storage device, the rotation of the energy storage device drives the timing device and the energy storage device to store energy, and the timing device starts timing after the energy storage device stores energy, and the release device releases energy by rotating after the timing device finishes timing.
2. A de-hooker for near space floaters according to claim 1, characterized in that, The energy storage device comprises a starting gear (3) and a linkage gear (4) connected coaxially, and two intermediate spiral iron sheets (5) connected in series, two spiral iron sheets (5) are arranged below the clamping plate (2), the inner end of one of the spiral iron sheets (5) is connected with the shaft of the energy storage device, and the inner end of the other spiral iron sheet (5) is connected with the release device, and the shaft of the energy storage device extends upward from the middle of the shell (1).
3. A de-hooker for near space floaters according to claim 2, wherein, The timing device comprises a first double transmission gear (6), a second double transmission gear (7), a pallet (8), a pallet fork (9), a double disc (10) and a hairspring (11), the first double transmission gear (6), the second double transmission gear (7), the pallet (8), the pallet fork (9) and the double disc (10) are rotatably connected to the clamping plate (2), the pinion of the first double transmission gear (6) is engaged with the linkage gear (4) of the energy storage device, the large gear of the first double transmission gear (6) is engaged with the pinion of the second double transmission gear (7), the large gear of the second double transmission gear (7) is engaged with the pallet (8), the pallet fork (9) is engaged with the pallet (8) and the double disc (10) respectively, and the hairspring (11) is fixed below the double disc (10).
4. A dehooker for near space floaters according to claim 2, wherein, The release device comprises a first special-shaped gear (12), a second special-shaped gear (13), a release blade (14), an energy release gear (15), an excitation gear (16) and a buckle (17), the first special-shaped gear (12), the second special-shaped gear (13) and the energy release gear (15) are coaxially and rotatably connected to the clamping plate (2) from top to bottom through the buckle (17), and the shaft is connected with the inner end of one of the spiral iron sheets (5), the first special-shaped gear (12) is engaged with the starting gear (3) of the energy storage device, the excitation gear (16) has a protruding sharp end, one end of the release blade (14) is rotatably connected to the clamping plate (2), and the release blade (14) is matched with the second special-shaped gear (13) and the excitation gear (16).
5. A dehooker for near space floaters according to claim 4, wherein, The energy release gear (15) is a hollow gear with an internal ratchet.