CN117550440A - Mechanical damping-adjustable controllable release device - Google Patents

Mechanical damping-adjustable controllable release device Download PDF

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Publication number
CN117550440A
CN117550440A CN202311603959.XA CN202311603959A CN117550440A CN 117550440 A CN117550440 A CN 117550440A CN 202311603959 A CN202311603959 A CN 202311603959A CN 117550440 A CN117550440 A CN 117550440A
Authority
CN
China
Prior art keywords
reel
release
rope
damping
swing rod
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202311603959.XA
Other languages
Chinese (zh)
Inventor
刘群
陈劲
张威
蔡文健
杨昭
周传霞
张丽梅
许猛
韩言勋
景莉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Institute of Space Research Mechanical and Electricity
Original Assignee
Beijing Institute of Space Research Mechanical and Electricity
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing Institute of Space Research Mechanical and Electricity filed Critical Beijing Institute of Space Research Mechanical and Electricity
Priority to CN202311603959.XA priority Critical patent/CN117550440A/en
Publication of CN117550440A publication Critical patent/CN117550440A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
    • B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
    • B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
    • B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
    • B65H75/44—Constructional details
    • B65H75/4436—Arrangements for yieldably braking the reel or the material for moderating speed of winding or unwinding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
    • B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
    • B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
    • B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
    • B65H75/44—Constructional details
    • B65H75/4418—Arrangements for stopping winding or unwinding; Arrangements for releasing the stop means
    • B65H75/4428—Arrangements for stopping winding or unwinding; Arrangements for releasing the stop means acting on the reel or on a reel blocking mechanism
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
    • B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
    • B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
    • B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
    • B65H75/44—Constructional details
    • B65H75/4457—Arrangements of the frame or housing

Landscapes

  • Vibration Dampers (AREA)

Abstract

The utility model provides a controllable release of mechanical type adjustable damping, includes damping subassembly, reel subassembly, support subassembly and locking subassembly, and release includes connected state and release, realizes damping release function through mechanical type attenuator, utilizes cotton rope biax winding structure, realizes damping release and undamped release switching, can reach controllable switching function through control biax diameter and length, can extensively realize locking, slow speed limit release and the release constraint function between various platforms and the payload.

Description

Mechanical damping-adjustable controllable release device
Technical Field
The invention relates to a mechanical adjustable damping controllable release device, and belongs to the field of mechanical design.
Background
The damping release scheme commonly used at present mainly comprises active damping and passive damping. The active damping mainly depends on the stepping motor and the driving circuit to realize the damping release function, and the stepping motor rotates at a constant speed to output a stable speed. The passive component mainly depends on the mechanical component to realize the damping release of the released object, mainly comprises two types of friction damping and gear train damping, the gear train damping mainly realizes the damping function through the rotation of a clutch and an escape wheel, the structure is complex, the reliability is relatively low, the friction damping mainly realizes the damping through friction angle and sliding friction of a dual shell, the structure is simple, and the weight is light. The passive damping does not need power supply and instructions, the system is relatively simplified, the mechanical structure is good in temperature adaptability, and the system is suitable for on-orbit use of a spacecraft. Aiming at the application scene of the spacecraft, the released object cannot continuously receive the damping force after the damping release is finished, so that the influence of the damping force on the adhesive force of the released object is avoided, the damping unloading function is required, and the damping state is converted into the undamped state. Therefore, the function cannot be realized by only adopting mechanical damping, and the conversion from damping release to undamped release is realized by means of structural design, so that the controllable release function is realized.
Disclosure of Invention
The invention solves the technical problems that: aiming at the defect of lacking a structural design means capable of realizing conversion from damping release to undamped release in the prior art, a mechanical adjustable damping controllable release device is provided.
The invention solves the technical problems by the following technical proposal:
the utility model provides a controllable release of adjustable damping of machinery, includes damping subassembly, reel subassembly, support subassembly and locking subassembly, and release includes connected state and release state, wherein:
the damping component and the winding wheel component are respectively fixed at different positions of the bracket component, the damping component is fixed with the winding wheel of the bracket component through a large gear for realizing rotation transmission, and the locking component is fixedly arranged on the mounting plate and is arranged on the winding wheel through a bayonet lock for realizing locking of the winding wheel; the reel assembly is fixed on the reel of the bracket assembly.
The damping assembly comprises a mechanical damper, a large gear, a pinion, a stop nut and a stop pin, wherein the pinion is fixed on the mechanical damper through the stop nut and the stop pin, and the contact surface of the pinion and the damper is set to be an anti-rotation matching surface; the mechanical damper is fixed on the bracket component through screw connection, the large gear is fixed on the rotating shaft of the bracket component and is screwed up with the reel through screw, and the large gear and the small gear realize the rotation moment transmission function through sawtooth meshing.
The winding wheel assembly comprises a winding wheel, a swinging rod, a rope, a bundling opening, a rope cap, a pin shaft, a first fastening screw and a second fastening screw, wherein a rectangular groove is formed in the radial direction of the winding wheel, the swinging rod is fixed in the rectangular groove of the winding wheel through the pin shaft, the first fastening screw is arranged in a shaft hole of the winding wheel, a long rope is knotted at a through hole at the root of the swinging rod and is wound on the swinging rod, the rope is transited to the winding wheel through the swinging rod, and after the winding wheel winds, the rope head passes through the connecting cap to be knotted; one end of each short wire rope penetrates through each round hole of the bundling opening and then is knotted, and the other end of each short wire rope penetrates through each connecting cap and is knotted; the long rope cap and the bundling opening are screwed by threads, the second set screw is screwed into the side surface of the bundling opening, the reel assembly is fixed on the bracket assembly by a rotating shaft, and the rope caps of the short ropes are connected with the released objects by threads.
The support assembly comprises a support, a rotating shaft, bearings, a bearing cover, a mounting plate and locking screws, wherein the support is fixed with the mounting plate through screws, and the bearings and the bearing cover are arranged at two ends of the rotating shaft after the rotating shaft passes through a central hole of a reel and are fixed on the support through the locking screws.
The locking assembly comprises a bayonet lock, a spring pin, a spring and an adapter, wherein the bayonet lock is fixed on the reel through threads, the spring is sleeved on the spring pin, the bayonet lock is clamped through the adapter, the adapter is fixed with the mounting plate through a screw, and the bottom of the spring pin is propped against a released object to enable the spring pin to be in an elongation state to clamp the bayonet lock.
The release device is in a connection state, a rope knot is arranged at a through hole at the root of the swing rod, the rope knot winds on the swing rod in a flat state along the anticlockwise direction, the rope is transited to a reel from the swing rod, and the reel winds on the swing rod in a flat state along the anticlockwise direction, and the rope knot penetrates through the connection cap to be knotted; one end of each short wire rope penetrates through each round hole of the bundling opening and then is knotted, and the other end of each short wire rope penetrates through each connecting cap and is knotted; rope caps on the reel are connected with the bundling opening, and each rope cap is connected with a released object; the released object props against the spring pin of the locking component, the spring pin clamps the clamping pin on the reel to restrain the rotation of the reel, and the locking state of the reel is adjusted by controlling the tightening force of the rope cap and the bundling opening.
The release device is in a release state, and the spring pin is separated from the bayonet lock under the action of the compression spring in the falling process of the released object, so that the restriction of the reel is released; the speed limit of the reel is reduced under the combined action of the released main moment and the resistance moment of the damping component until the release of the rope on the reel is completed; after the ropes on the reel are released, the swing rod loses the constraint of the circumferential ropes, the swing rod is opened under the action of gravity, the ropes on the swing rod are completely separated, the release device is converted from a damping release state to a undamped release state, and the released object falls in a free falling state until the ropes on the swing rod are completely straightened, so that the release function is completed;
in the releasing process, the spring pin is provided with a stop screw, and the spring pin cannot fall off freely after releasing the bayonet lock.
The contact end surface of the swing rod and the winding wheel is set to be a preset angle inclined plane so as to prevent the winding wheel from tightly winding the upper rope of the winding wheel and the lower swing rod from being blocked with the winding wheel.
The motion matching surface of the spring pin and the adapter is provided with a milling design to ensure the contact relation between the spring pin and the bayonet lock, and the spring pin is provided with a stop pin to ensure the retraction distance of the spring pin and ensure that the release bayonet lock and the spring pin cannot fall off.
The clamping pin and the spring pin fix the reel, and the tightening force is applied by tightening the rope cap and the bundling opening so as to realize the control of the tension force of the reel.
The length and the diameter of the swing rod and the reel are quantitatively designed according to actual requirements to control the release distance of the damping section and the undamped section, and the swing rod and the reel are used for controlling the release speed of the damping release section.
The release device is characterized in that after the swing rod is wound on the swing rod from the root to the tail of the swing rod in a tiling state along anticlockwise, the rope is transited to the reel from the swing rod, the winding is carried out on the reel from the tail of the swing rod to the root in a tiling state along anticlockwise, the winding is connected with a released object after the winding is completed, the swing rod is opened after the reel and the rope are released, and the rope on the swing rod is released rapidly to ensure the sequence and stable release of the rope in the release process.
The number of the ropes is three, and three round holes are formed in the bundling opening.
Compared with the prior art, the invention has the advantages that:
(1) According to the mechanical adjustable damping controllable release device, a damping release function is realized through the mechanical damper, damping release and undamped release switching are realized through a rope double-shaft winding structure, a controllable switching function can be achieved through controlling the diameter and the length of a double shaft, and locking, slow speed-limiting release and constraint releasing functions between various platforms and effective loads can be widely realized;
(2) The invention adopts the mechanical damper to realize the damping release function, does not need external energy, has compact size and wide application range, matches with gear pairs with different tooth ratios, can ensure that the released object descends at a constant speed, and realizes the speed-limiting release function; meanwhile, through a double-shaft winding structure, free conversion of damping release and undamped release is realized, and through the size design of the swing rod and the winding wheel, controllable switching of damping and undamped functions can be realized;
(3) The invention uses the bayonet lock and the spring pin to fix the reel, and applies pretightening force through tightening the rope cap and the bundling opening, thereby realizing quantitative control of the tensioning force of the reel, ensuring that the reel bears various mechanical environment conditions, winding the wire on the swing rod from the root to the tail of the swing rod in a tiling state along anticlockwise direction, after winding to a preset number of turns, the wire rope transits to the reel from the swing rod to the reel, winding the wire rope on the reel from the tail of the swing rod to the root in a tiling state along anticlockwise direction, and connecting the wire rope to the released object.
Drawings
FIG. 1 is a schematic illustration of a mechanical damping-undamped controlled release device provided by the present invention;
FIG. 2 is a schematic diagram of a winding of a swing rod provided by the invention;
FIG. 3 is a schematic illustration of a reel winding provided by the present invention;
FIG. 4 is a schematic diagram of the pre-tightening state provided by the invention;
FIG. 5 is a schematic illustration of the damping release provided by the invention;
FIG. 6 is a schematic illustration of undamped release provided by the present invention;
Detailed Description
The utility model provides a controllable release of mechanical type adjustable damping, includes damping subassembly, reel subassembly, support subassembly and locking subassembly, and release includes connected state and release, realizes damping release function through mechanical type attenuator, utilizes cotton rope biax winding structure, realizes damping release and undamped release switching, can reach controllable switching function through control biax diameter and length, can extensively realize locking, slow speed limit release and the release constraint function between various platforms and the payload.
The concrete structure is as follows:
the damping component and the winding wheel component are respectively fixed at different positions of the bracket component, the damping component is fixed with the winding wheel of the bracket component through a large gear for realizing rotation transmission, and the locking component is fixedly arranged on the mounting plate and is arranged on the winding wheel through a bayonet lock for realizing locking of the winding wheel; the reel assembly is fixed on the reel of the bracket assembly.
The damping assembly comprises a mechanical damper, a large gear, a small gear, a stop nut and a stop pin, wherein the small gear is fixed on the mechanical damper through the stop nut and the stop pin, and the contact surface of the small gear and the damper is set to be an anti-rotation matching surface; the mechanical damper is fixed on the bracket component through screw connection, the large gear is fixed on the rotating shaft of the bracket component and is screwed up with the reel through screw, and the large gear and the small gear realize the rotation moment transmission function through sawtooth meshing.
The winding wheel assembly comprises a winding wheel, a swinging rod, a rope, a bundling opening, a rope cap, a pin shaft, a first fastening screw and a second fastening screw, wherein a rectangular groove is formed in the radial direction of the winding wheel, the swinging rod is fixed in the rectangular groove of the winding wheel through the pin shaft, the first fastening screw is arranged in a rotating shaft hole of the winding wheel, a long rope is knotted at a through hole at the root of the swinging rod and is wound on the swinging rod, the rope is transited to the winding wheel from the swinging rod, and after the winding wheel winds, the rope head passes through the connecting cap to be knotted; one end of each short wire rope penetrates through each round hole of the bundling opening and then is knotted, and the other end of each short wire rope penetrates through each connecting cap and is knotted; the long rope cap and the bundling opening are screwed by threads, the second set screw is screwed into the side surface of the bundling opening, the reel assembly is fixed on the bracket assembly by a rotating shaft, and the rope caps of the short ropes are connected with the released objects by threads.
The bracket component comprises a bracket, a rotating shaft, bearings, a bearing cover, a mounting plate and locking screws, wherein the bracket is fixed with the mounting plate through the screws, and the bearings and the bearing cover are arranged at two ends of the rotating shaft after the rotating shaft passes through a central hole of the reel and are fixed on the bracket through the locking screws.
The locking assembly comprises a bayonet lock, a spring pin, a spring and an adapter, wherein the bayonet lock is fixed on the reel through threads, the spring is sleeved on the spring pin, the bayonet lock is clamped through the adapter, the adapter is fixed with the mounting plate through a screw, and the bottom of the spring pin is propped against a released object to enable the spring pin to be in an elongation state to clamp the bayonet lock.
The release device is in a connection state, a rope knot is arranged at a through hole at the root of the swing rod, the rope knot winds on the swing rod in a flat state along the anticlockwise direction, the rope is transited to a reel from the swing rod, and the reel winds on the swing rod in a flat state along the anticlockwise direction, and the rope knot penetrates through the connection cap to be knotted; one end of each short wire rope penetrates through each round hole of the bundling opening and then is knotted, and the other end of each short wire rope penetrates through each connecting cap and is knotted; rope caps on the reel are connected with the bundling opening, and each rope cap is connected with a released object; the released object props against the spring pin of the locking component, the spring pin clamps the clamping pin on the reel to restrain the rotation of the reel, and the locking state of the reel is adjusted by controlling the tightening force of the rope cap and the bundling opening.
The release device is in a release state, and the spring pin is separated from the bayonet lock under the action of the compression spring in the falling process of the released object, so that the restriction of the reel is released; the speed limit of the reel is reduced under the combined action of the released main moment and the resistance moment of the damping component until the release of the rope on the reel is completed; after the ropes on the reel are released, the swing rod loses the constraint of the circumferential ropes, the swing rod is opened under the action of gravity, the ropes on the swing rod are completely separated, the release device is converted from a damping release state to a undamped release state, and the released object falls in a free falling state until the ropes on the swing rod are completely straightened, so that the release function is completed;
in the releasing process, the spring pin is provided with a stop screw, and the spring pin cannot fall off freely after releasing the stop pin;
the contact end surface of the swing rod and the winding wheel is set to be a preset angle inclined plane, so that the clamping of the lower swing rod and the winding wheel caused by the winding of an upper rope of the winding wheel is avoided.
The motion matching surface of the spring pin and the adapter is provided with a milling design to ensure the contact relation between the spring pin and the bayonet lock, and the spring pin is provided with a stop pin to ensure the retraction distance of the spring pin and ensure that the release bayonet lock and the spring pin cannot fall off.
The clamping pin and the spring pin fix the reel, and the tightening force is applied by tightening the rope cap and the bundling opening so as to realize the control of the tension force of the reel.
The length and the diameter of the swing rod and the reel are quantitatively designed according to actual requirements to control the release distance of the damping section and the undamped section, and the swing rod and the reel are used for controlling the release speed of the damping release section.
The release device winds the wire on the swing rod from the root to the tail of the swing rod in a tiling state along anticlockwise direction, then the wire rope is transited to the reel from the swing rod, winds the wire on the reel from the tail of the swing rod to the root in a tiling state along anticlockwise direction, is connected with a released object after the winding is completed, and is opened after the reel and the wire rope are released, and the wire rope on the swing rod is released rapidly to ensure the sequential and stable release of the wire rope in the release process.
The number of the ropes is three, and three round holes are formed in the bundling opening.
The following further description of the preferred embodiments is provided in connection with the accompanying drawings of the specification:
in the current embodiment, as shown in fig. 1. The damping component mainly utilizes the mechanical damper 1 to output a resistance moment, so that the speed-limiting release of a released object is realized; the reel assembly mainly realizes controllable conversion of damping release and undamped release through a double-shaft winding structure and a specific winding sequence; the bracket component is mainly used for installing the fixed damping component, the reel component and the locking component; the locking assembly achieves the initial locking and releasing functions of the reel 6 mainly through the movement relation of the spring pin 21, the bayonet 20 and the spring 22. The mechanical damping-undamped controllable release device realizes a damping release function through the mechanical damper 1, realizes damping release and undamped release switching by utilizing a double-shaft winding structure of the rope 8 and combining winding sequences, can realize a controllable switching function by controlling the diameter and the length of double shafts, and can widely realize locking, slow speed-limiting release and constraint releasing functions between various platforms and effective loads.
The mechanical damping-undamped controllable release device mainly comprises a damping component, a reel component, a bracket component and a locking component;
the damping component and the winding wheel component are respectively fixed on a bracket 14 and a winding wheel 6 of the bracket component, a large gear 3 of the damping component is fixed with the winding wheel 6, so that rotation transmission is realized, a bayonet lock 20 in the locking component is arranged on the winding wheel 6, other parts of the locking component are fixed on a mounting plate 19, and the locking component locks the winding wheel 6 through the bayonet lock 20.
Connection state: tying knots at the through holes at the root parts of the swinging rods 7, winding the swinging rods 7 in a tiling state along anticlockwise direction, and after winding the swinging rods 7 for 10 circles, as shown in fig. 2, the ropes 8 are transited from the swinging rods 7 to the reel 6, and after winding the reel 6 in a tiling state along anticlockwise direction for 10 circles, the knots penetrate through the connecting caps to be tied, as shown in fig. 3; one end of the other three ropes 8 with the same length passes through three phi 2 round holes of the bundling opening 9 and then is knotted, and the other ends of the three ropes 8 respectively pass through three connecting caps and are knotted; finally, connecting rope caps 10 on the reel 6 with the bundling opening 9, and connecting the other three rope caps 10 with the released object; the released object is supported against the spring pin 21 of the locking assembly, the spring pin 21 clamps the clamping pin 20 on the reel 6 so as to restrain the rotation of the reel 6, and the locking state of the reel 6 is adjusted by controlling the tightening force of the rope cap 10 and the bundling opening 9, as shown in fig. 4.
Release state: when the released object falls, the spring pin 21 is separated from the bayonet 20 under the action of the compression spring 22, and the restriction of the reel 6 is released. The reel 6 is limited in speed by the combined action of the released main torque and the damping assembly resistance torque until the cord 8 on the reel 6 is released, as shown in fig. 5. After the ropes 8 on the reel 6 are released, the swinging rods 7 lose the constraint of the circumferential ropes 8, the swinging rods 7 are opened under the action of gravity, the ropes 8 on the swinging rods 7 are completely separated, the release device is converted from a damping release state to an undamped release state, the released objects fall in a free falling state until the ropes 8 on the swinging rods 7 are completely straightened, and the release function is completed, as shown in fig. 6. In the whole release process, the spring pin 21 is provided with a stop screw, so that the spring pin 21 cannot fall off freely after releasing the bayonet lock 20, and no excessive materials are generated in the whole release process.
Damping assembly, mechanical damper 1, gear wheel 3, pinion 2, stop nut 4 and stop pin 5. The pinion 2 is fixed on the mechanical damper 1 through a stop nut 4 and a stop pin 5, and the pinion 2 and the damper 1 are provided with anti-rotation matching surfaces; the mechanical damper 1 is fixed on a bracket assembly through screw connection, the large gear 3 is fixed on a rotating shaft 15 of the bracket assembly and is screwed with the reel 6 through screw, and the large gear 3 and the small gear 2 realize a rotating torque transmission function through sawtooth meshing. A reel assembly comprising: reel 6, pendulum rod 7, cotton rope 8, bundling mouth 9, rope cap 10, round pin axle 11, set screw one 12 and set screw two 13. The reel 6 is radially provided with a rectangular groove, the swing rod 7 is fixed in the rectangular groove of the reel 6 through a pin shaft 11, and the first fastening screw 12 is arranged in a hole of a rotating shaft 15 of the reel 6 to prevent the rotating shaft 15 from falling off. The long rope 8 is tied at the through hole at the root part of the swing rod 7, after the swing rod 7 is wound for 10 circles, the rope 8 is transited to the reel 6 from the swing rod 7, the reel 6 is wound for 10 circles, and the rope head passes through the connecting cap to be knotted; one end of the other three short ropes 8 with the same length passes through three phi 2 round holes of the bundling opening 9 and then is knotted, and the other ends of the three ropes 8 respectively pass through three connecting caps and are knotted; the rope cap 10 of the long rope 8 is screwed with the bundling opening 9 through threads, and the second set screw 13 is screwed on the side surface of the bundling opening 9 to prevent loosening. The reel assembly is fixed on the bracket assembly through a rotating shaft 15, and the rope caps 10 of the three short ropes 8 are connected with the released objects through threads. A bracket assembly comprising: bracket 14, pivot 15, bearing 16, bearing cover 17, mounting plate 19 and locking screw 18. The bracket 14 is fixed with the mounting plate 19 through a screw, the bearing 16 and the bearing cover 17 are arranged at two ends of the rotating shaft 15 after passing through the central hole of the reel 6, and the rotating shaft is fixed on the bracket 14 through a locking screw 18. A locking assembly comprising: a bayonet 20, a spring pin 21, a spring 22 and an adapter 23. The bayonet lock 20 is fixed on the reel 6 through threads, the spring 22 is sleeved on the spring pin 21, the bayonet lock 20 is clamped through the adapter 23, and the adapter 23 is fixed with the mounting plate 19 through screws. The bottom of the spring pin 21 is against the released object, thereby ensuring that the spring pin 21 is in an extended state to clamp the bayonet 20.
The mechanical damping-undamped controllable release device is fixed with structures such as a cabin board and the like through 4M 4 screws, and is connected with a released object through 3M 8 rope caps 10.
The damping component of the mechanical damping-undamped controllable release device is provided with a rotating speed (11.3-11.5) rad/s under the traction torque of 0.21N.m, so that the speed-limiting release of 1.33kg of released objects at the speed less than or equal to 0.2m/s can be realized. In the reel assembly, the diameter of the reel 6 is 30mm, the diameter of the swing rod 7 is 8mm, and the ropes 810 are respectively wound on the reel 6 and the swing rod 7, so that the damping release at a distance of about 1m and the undamped release at a distance of 0.25m can be realized.
Although the present invention has been described in terms of the preferred embodiments, it is not intended to be limited to the embodiments, and any person skilled in the art can make any possible variations and modifications to the technical solution of the present invention by using the methods and technical matters disclosed above without departing from the spirit and scope of the present invention, so any simple modifications, equivalent variations and modifications to the embodiments described above according to the technical matters of the present invention are within the scope of the technical matters of the present invention.
What is not described in detail in the present specification belongs to the known technology of those skilled in the art.

Claims (13)

1. A mechanical adjustable damping controllable release device, characterized in that:
including damping subassembly, reel subassembly, bracket component and locking component, release includes connected state and release state, wherein:
the damping component and the winding wheel component are respectively fixed at different positions of the bracket component, the damping component is fixed with the winding wheel of the bracket component through a large gear for realizing rotation transmission, and the locking component is fixedly arranged on the mounting plate and is arranged on the winding wheel through a bayonet lock for realizing locking of the winding wheel; the reel assembly is fixed on the reel of the bracket assembly.
2. A mechanically adjustable damping controllable release device according to claim 1, characterized in that:
the damping assembly comprises a mechanical damper (1), a large gear (3), a pinion (2), a stop nut (4) and a stop pin (5), wherein the pinion (2) is fixed on the mechanical damper (1) through the stop nut (4) and the stop pin (5), and the contact surface of the pinion (2) and the damper (1) is set to be an anti-rotation matching surface; the mechanical damper (1) is fixed on a bracket component through screw connection, the large gear (3) is fixed on a rotating shaft (15) of the bracket component and is screwed with the reel (6) through screws, and the large gear (3) and the small gear (2) realize a rotating torque transmission function through sawtooth meshing.
3. A mechanically adjustable damping controllable release device according to claim 2, characterized in that:
the winding wheel assembly comprises a winding wheel (6), a swinging rod (7), a rope (8), a bundling opening (9), a rope cap (10), a pin shaft (11), a first fastening screw (12) and a second fastening screw (13), wherein a rectangular groove is formed in the radial direction of the winding wheel (6), the swinging rod (7) is fixed in the rectangular groove of the winding wheel (6) through the pin shaft (11), the first fastening screw (12) is arranged in a hole of a rotating shaft (15) of the winding wheel (6), a rope (8) is knotted at a root through hole of the swinging rod (7) and is wound on the swinging rod (7), the rope (8) is transited to the winding wheel (6) through the swinging rod (7), and the rope cap penetrates through the connecting cap after the winding of the winding wheel (6) is knotted; one end of each short string (8) passes through each round hole of the bundling opening (9) and then is knotted, and the other end of each short string passes through each connecting cap and is knotted; the rope caps (10) of the long ropes (8) are screwed with the bundling opening (9) through threads, the second set screws (13) are screwed into the side surfaces of the bundling opening (9), the reel assembly is fixed on the bracket assembly through the rotating shaft (15), and the rope caps (10) of the short ropes (8) are connected with the released objects through threads.
4. A mechanically adjustable damping controllable release device according to claim 3, characterized in that:
the support assembly comprises a support (14), a rotating shaft (15), bearings (16), a bearing cover (17), a mounting plate (19) and locking screws (18), wherein the support (14) and the mounting plate (19) are fixed through screws, and after the rotating shaft (15) passes through a central hole of a reel (6), the bearings (16) and the bearing cover (17) are arranged at two ends of the support, and the support is fixed on the support (14) through the locking screws (18).
5. A mechanically adjustable damping controllable release device as claimed in claim 4, wherein:
the locking assembly comprises a clamping pin (20), a spring pin (21), a spring (22) and an adapter opening (23), wherein the clamping pin (20) is fixed on a winding wheel (6) through threads, the spring (22) is sleeved on the spring pin (21), the clamping pin (20) is clamped through the adapter opening (23), the adapter opening (23) is fixed with a mounting plate (19) through a screw, and the bottom of the spring pin (21) is propped against a released object to enable the spring pin (21) to be in an extending state so as to clamp the clamping pin (20).
6. A mechanically adjustable damping controllable release device as claimed in claim 5, wherein:
in the connection state, a rope knot is arranged at a through hole at the root part of the swing rod (7), after the rope knot is wound on the swing rod (7) in a flat state along the anticlockwise direction, the rope (8) is transited to the reel (6) from the swing rod (7), and after the reel (6) is wound in a flat state along the anticlockwise direction, the rope head passes through the connection cap to be knotted; one end of each short string (8) passes through each round hole of the bundling opening (9) and then is knotted, and the other end of each short string passes through each connecting cap and is knotted; rope caps (10) on the reel (6) are connected with the bundling opening (9), and each rope cap (10) is connected with a released object; the released object is propped against a spring pin (21) of the locking assembly, the spring pin (21) clamps a clamping pin (20) on the reel (6) to restrain the reel (6) from rotating, and the locking state of the reel (6) is adjusted by controlling the tightening force of the rope cap (10) and the bundling opening (9).
7. A mechanically adjustable damping controllable release device as claimed in claim 6, wherein:
the release device is in a release state, and in the falling process of the released object, the spring pin (21) is separated from the bayonet lock (20) under the action of the compression spring (22) to release the restraint of the reel (6); the speed limit of the reel (6) is reduced under the combined action of the released main moment and the damping component resistance moment until the release of the thread rope (8) on the reel (6) is completed; after the ropes (8) on the reel (6) are released, the swinging rod (7) loses the constraint of the circumferential ropes (8), the swinging rod (7) is opened under the action of gravity, the ropes (8) on the swinging rod (7) are completely separated, the release device is converted from a damping release state to a non-damping release state, a released object falls in a free falling state until the ropes (8) on the swinging rod (7) are completely straightened, and the release function is completed;
in the releasing process, the spring pin (21) is provided with a stop screw, and the spring pin (21) cannot fall off freely after releasing the bayonet lock (20).
8. A mechanically adjustable damping controllable release device as claimed in claim 7, wherein:
the contact end surface of the swing rod (7) and the reel (6) is set to be a preset angle inclined surface so as to prevent the clamping of the lower swing rod (7) and the reel (6) caused by the winding of the upper rope (8) of the reel (6).
9. A mechanically adjustable damping controllable release device as claimed in claim 8, wherein:
the motion matching surface of the spring pin (21) and the adapter (23) is provided with a milling design to ensure the contact relation between the spring pin (21) and the bayonet (20), and the spring pin (21) is provided with a stop pin (5) to ensure the retraction distance of the spring pin (21) and ensure that the release bayonet (20) and the spring pin (21) cannot fall off.
10. A mechanically adjustable damping controllable release device as claimed in claim 9, wherein:
the clamping pin (20) and the spring pin (21) are used for fixing the reel (6), and the tightening force of the reel (6) is controlled by tightening the rope cap (10) and the bundling opening (9).
11. A mechanically adjustable damping controllable release device as claimed in claim 10, wherein:
the length and the diameter of the swing rod (7) and the reel (6) are quantitatively designed according to actual requirements so as to control the release distance of the damping section and the undamped section and control the release speed of the damping release section.
12. A mechanically adjustable damping controllable release device as claimed in claim 11, wherein:
the release device is characterized in that after the root of the swing rod (7) winds the swing rod (7) along the anticlockwise direction from the root to the tail of the swing rod (7), the thread rope (8) is transited to the reel (6) from the swing rod (7) on the reel (6) along the anticlockwise direction from the tail of the swing rod (7) to the root, the release device winds the thread rope (6) along the anticlockwise direction from the tail of the swing rod (7) to the root, the thread rope is connected with a released object after the winding is completed, the swing rod (7) is opened after the release of the thread rope (6) and the thread rope (8) is completed, and the thread rope (8) on the swing rod (7) is released rapidly to ensure the sequence and stable release of the thread rope (8) in the release process.
13. A mechanically adjustable damping controllable release device according to claim 3, characterized in that:
the number of the ropes (8) is three, and three round holes are formed in the bundling opening.
CN202311603959.XA 2023-11-28 2023-11-28 Mechanical damping-adjustable controllable release device Pending CN117550440A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202311603959.XA CN117550440A (en) 2023-11-28 2023-11-28 Mechanical damping-adjustable controllable release device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202311603959.XA CN117550440A (en) 2023-11-28 2023-11-28 Mechanical damping-adjustable controllable release device

Publications (1)

Publication Number Publication Date
CN117550440A true CN117550440A (en) 2024-02-13

Family

ID=89810773

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202311603959.XA Pending CN117550440A (en) 2023-11-28 2023-11-28 Mechanical damping-adjustable controllable release device

Country Status (1)

Country Link
CN (1) CN117550440A (en)

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