CN117307013A - Helicopter rescue winch system and its use - Google Patents
Helicopter rescue winch system and its use Download PDFInfo
- Publication number
- CN117307013A CN117307013A CN202311197144.6A CN202311197144A CN117307013A CN 117307013 A CN117307013 A CN 117307013A CN 202311197144 A CN202311197144 A CN 202311197144A CN 117307013 A CN117307013 A CN 117307013A
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- China
- Prior art keywords
- helicopter
- climbing rope
- rope ladder
- supporting
- lifesaving
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Classifications
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
- B64C1/24—Steps mounted on, and retractable within, fuselages
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C5/00—Ladders characterised by being mounted on undercarriages or vehicles Securing ladders on vehicles
- E06C5/26—Ladders characterised by being mounted on undercarriages or vehicles Securing ladders on vehicles with non-rigid longitudinal members
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C5/00—Ladders characterised by being mounted on undercarriages or vehicles Securing ladders on vehicles
- E06C5/32—Accessories, e.g. brakes on ladders
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Ladders (AREA)
Abstract
The application discloses helicopter lifesaving winch system and a using method thereof relate to the field of helicopter lifesaving, and comprise two first supporting blocks, two second supporting blocks are fixed on the first supporting blocks, two second supporting blocks are connected with a winding roller in a rotating mode, a winding motor is fixed on one second supporting blocks, a climbing rope ladder is arranged on the winding roller, two supporting mechanisms are arranged on the first supporting blocks, stabilizing mechanisms are arranged on the supporting mechanisms, and the climbing rope ladder corresponds to the stabilizing mechanisms. Climbing rope ladder wind-up roll falls down on, and climbing rope ladder slowly falls down under the restriction of stabilizing mean, when climbing rope ladder falls down, supporting mechanism slowly takes the stabilizing mean away from the organism of helicopter, lets the organism of climbing rope ladder and helicopter that passes from stabilizing mean keep certain distance to can improve climbing rope ladder's stability in the in-process of using, and reduce the possibility that the user knocked into the helicopter organism on climbing rope ladder.
Description
Technical Field
The application relates to the field of helicopter lifesaving, in particular to a helicopter lifesaving winch system and a using method thereof.
Background
The helicopter is an aircraft which can vertically take off and land by means of the lift force, longitudinal and transverse tension and operating moment generated by driving a rotor through an engine, has the outstanding characteristics of being capable of taking off and land in a low-altitude, low-speed and nose-direction-unchanged maneuver, and particularly being capable of vertically taking off and land in a small-area field, has wide application and development prospects due to the characteristics, and plays an important role in rescue activities by utilizing the characteristics.
When the existing helicopter executes a rescue task, specific rescue requirements are brought into play according to the rescue requirements, in some rescue transfer and activities by utilizing the helicopter, the operation of transferring trapped people in a certain area by utilizing the helicopter often occurs, when the rescue area can not meet the landing requirement of the helicopter, the helicopter is required to hover in mid-air, then rescue climbing ladders are directly placed on the ground by utilizing the winch by the rescue personnel, and the rescue climbing ladders enter the hovered helicopter.
In the prior helicopter rescue, during the use of a climbing ladder, most of common climbing ladders and winches are directly welded on the wall of a helicopter, and in the high-altitude operation process of the helicopter, the climbing ladder is directly put down from the wall of the helicopter, and in the process of lowering the climbing ladder, the climbing ladder only supports and limits the climbing ladder by leaning against the winch at a fixed point, so that the climbing ladder can possibly have the problem of instability in the lowering process.
Disclosure of Invention
The purpose of the present application is: in order to solve the problems that in the background art, a common climbing ladder and a winch are mostly directly welded on a wall of a helicopter, the common climbing ladder and the winch are directly put down from the wall of the helicopter in the high-altitude operation process of the helicopter, and in the process of lowering the climbing ladder, the climbing ladder can be unstable in the lowering process due to the fact that the climbing ladder only supports and limits the climbing ladder by the winch at a fixed point.
The application specifically adopts the following technical scheme for realizing the purposes:
the helicopter lifesaving winch system comprises two first supporting blocks, wherein the first supporting blocks are fixed on a shell of a helicopter, the second supporting blocks are fixed on the first supporting blocks, a winding roller is rotatably connected between the second supporting blocks, a winding motor is fixed on one of the second supporting blocks, the output end of the winding motor penetrates through the corresponding second supporting block and is fixedly connected with the winding roller, a climbing rope ladder is arranged on the winding roller, one end of the climbing rope ladder is fixedly connected with the winding roller, a supporting mechanism is arranged on the first supporting blocks, a stabilizing mechanism is arranged on the supporting mechanism, and the climbing rope ladder corresponds to the stabilizing mechanism.
Through adopting above-mentioned technical scheme, the climbing rope ladder of rolling on the wind-up roll falls down from the wind-up roll, climbing rope ladder slowly falls down under stabilizing mechanism's restriction, when climbing rope ladder falls down, supporting mechanism slowly takes the stabilizing mechanism away from the organism of helicopter, let the organism of climbing rope ladder and helicopter that passes from stabilizing mechanism keep certain distance, when the climbing rope ladder of rolling, stabilizing mechanism on the supporting mechanism slowly removes and is close to the organism of helicopter, thereby can let the climbing rope ladder can conveniently put down on the helicopter and pack up, improve the stability of climbing rope ladder in the in-process of use, and reduce climbing rope ladder too near the helicopter organism at the in-process of use, the possibility that the user knocked down the helicopter organism.
Further, stabilizing mean is including stabilizing the rectangle frame, the inner wall rotation of stabilizing the rectangle frame is connected with four two upper and lower symmetrical backing rolls, upper and lower two the transmission is connected with the centre gripping area on the backing roll, climbing rope ladder passes from between two centre gripping areas, one side of stabilizing the rectangle frame is provided with locking Assembly, one side of stabilizing the rectangle frame is fixed with driving motor, driving motor's output runs through the stability rectangle frame, and with one of them backing roll fixed connection.
Through adopting above-mentioned technical scheme, the climbing rope ladder falls between two clamping bands on stable rectangle frame, and two clamping bands remove under the support of the backing roll that corresponds, and the clamping band is restricted the climbing rope ladder that falls to can improve the stability of climbing rope ladder in the in-process of using.
Further, the locking assembly comprises a rotating shaft, the rotating shaft penetrates through the stable rectangular frame, the rotating shaft is fixedly connected with one of the supporting rollers, a sliding rod is connected to the rotating shaft in a sliding mode, the sliding rod is perpendicular to the rotating shaft, a locking block is fixed to one end of the sliding rod, a locking ring is arranged on the rotating shaft, the locking ring is fixedly connected with the stable rectangular frame, locking teeth are formed in the locking block and the locking ring, the locking teeth of the locking block are opposite to the locking teeth of the locking ring and correspond to each other, a spring is arranged at one end, far away from the locking block, of the sliding rod, one end of the spring is fixedly connected with the sliding rod, and the other end of the spring is fixedly connected with the rotating shaft.
Through adopting above-mentioned technical scheme, when climbing rope ladder whereabouts is too fast, the backing roll that corresponds drives the rotation axis and rotates, and the rotation axis drives the slide bar and rotates, and when the rotation axis rotated too fast, the locking piece was close to on the locking ring, then the locking piece was in the same place with the locking ring card, and the backing roll that corresponds stops rotating, let the grip strap on the backing roll restrict the climbing rope ladder that is falling to let climbing rope ladder and grip strap produce the friction, reduce the speed that the climbing frame fell.
Further, flexible rubber pads are arranged on the two clamping belts, and the flexible rubber pads are fixedly connected with the corresponding clamping belts.
Through adopting above-mentioned technical scheme, the climbing rope ladder that passes from between two clamping bands receives the parcel of flexible rubber pad to can reduce the climbing rope ladder and pass between two clamping bands the time, the possibility of skidding between climbing rope ladder and the clamping bands.
Further, the one end that the wind-up roll was kept away from to climbing rope ladder is provided with the balancing weight, balancing weight and climbing rope ladder fixed connection.
Through adopting above-mentioned technical scheme, directly have the balancing weight of certain weight on the one end that the wind-up roll was kept away from to the climbing rope ladder is fixed to can let the climbing rope ladder pass between two centre gripping area steadily, reduce the influence of strong wind to the climbing rope ladder simultaneously.
Further, the supporting mechanism comprises two symmetrical connecting blocks, the two connecting blocks are fixedly connected with the stable rectangular frame, a moving rod is fixed on the connecting blocks, one end of the moving rod is fixedly connected with one connecting block, two symmetrical supporting wheels are connected to the connecting blocks in a rotating mode, moving grooves are formed in two sides of the moving rod, and the supporting wheels correspond to the moving grooves.
Through adopting above-mentioned technical scheme, when removing stable rectangle frame, the connecting block on the stable rectangle frame is under the support of supporting wheel, removes on the carriage release lever to can let the climbing rope ladder that passes in the stable rectangle frame can control the distance with the helicopter shell.
Further, one of the moving rods is fixed with a rack, a gear is meshed with the rack, a connecting shaft is fixed on the gear and is connected with a corresponding connecting block in a rotating mode, the connecting shaft penetrates through the stable rectangular frame, and the connecting shaft is fixedly connected with one of the supporting rollers.
Through adopting above-mentioned technical scheme, when the backing roll rotates, the backing roll drives the connecting axle, and the connecting axle drives gear rotation, and the gear moves on the rack, under the assistance of gear and rack, let the climbing rope ladder when the whereabouts, let stable rectangle frame keep away from the helicopter to can let the climbing rope ladder can keep away from the helicopter when using, reduce the personnel of using and collide with the helicopter when using the climbing rope ladder.
The use method of the helicopter lifesaving winch system is suitable for the helicopter lifesaving winch system described in any one of the above, and the use method is as follows:
s1: when the winch system is used for lifesaving, firstly, an area needing to be rescued is determined, and then, the helicopter is hovered above the area needing to be rescued.
S2: after stably hovering the helicopter, an operator directly controls the winding motor to put down the climbing rope ladder from the helicopter.
S3: after the safety rope is tied, rescue workers descend to the ground on the climbing rope ladder which is clamped and stabilized by the stabilized rectangular frame, so that lifesaving activities can be carried out.
S4: after the rescue operation is released, the rescue workers directly climb into the hovering helicopter from the climbing rope ladder, and the rescue operation is completed.
S5: after the rescue activity is finished, the released climbing rope ladder is directly retracted by the winding motor, and then leaves the hovering area.
In summary, the present application includes at least one of the following benefits;
1. the utility model discloses a through letting the climbing rope ladder of rolling on the wind-up roll, pull down from the wind-up roll at the balancing weight and fall, fall between two centre gripping area on the climbing rope ladder at stable rectangular frame in-process, two centre gripping area move under the support of corresponding backing roll, the backing roll that corresponds rotates and drives the connecting axle, the connecting axle drives the gear rotation, the gear moves on the rack, under the assistance of gear and rack, let the climbing rope ladder when falling, let stable rectangular frame keep away from the helicopter, the support roller that can let the climbing rope ladder fall in, can be more stable under the centre gripping of two centre gripping areas, drive the support centre gripping area in the time of falling simultaneously, let the gear rotate on the rack, let the climbing rope ladder keep away from the organism of helicopter, reduce the possibility of colliding with the organism when using the climbing rope ladder.
2. This application, through letting rotatory too fast in the time of the rotatory centrifugal force of locking piece on the slide bar surpass the holding power of slide bar other end spring, the locking piece is close to on the lock ring, then the locking piece is in the same place with the lock ring card, lets the rotation axis can not rotate, and when the rotation axis was restricted, the backing roll that corresponds stopped rotating, has reached and can reduce climbing rope ladder and appear the too fast condition emergence of whereabouts in the whereabouts.
3. The application, through the fixed flexible rubber pad that has certain thickness on the clamping band, the climbing rope ladder that passes from between two clamping bands receives flexible rubber pad's parcel, lets the climbing rope ladder when passing through the clamping band, and the climbing rope ladder can drive the clamping band and remove, has reached the possibility that can reduce skidding between clamping band and the climbing rope ladder.
Drawings
FIG. 1 is a first perspective schematic view of a winch rescue system of the present application;
FIG. 2 is a second perspective schematic view of the winch rescue system of the present application;
FIG. 3 is a third perspective schematic view of the winch rescue system of the present application;
FIG. 4 is a fourth perspective schematic view of a winch rescue system of the present application;
FIG. 5 is an enlarged schematic view of FIG. 2A of the present application;
FIG. 6 is an enlarged schematic view of FIG. 2B of the present application;
fig. 7 is a schematic diagram of a method of use of the present application.
Reference numerals illustrate:
1. a first supporting block; 2. a second supporting block; 3. a wind-up roll; 4. a winding motor; 5. climbing a rope ladder; 6. a stabilizing mechanism; 61. stabilizing the rectangular frame; 62. a support roller; 63. clamping the belt; 64. a locking assembly; 641. a rotation shaft; 642. a slide bar; 643. a locking block; 644. a locking ring; 65. a flexible rubber pad; 7. a support mechanism; 71. a connecting block; 72. a moving rod; 73. a support wheel; 74. a connecting shaft; 75. a gear; 76. a rack; 8. and (5) balancing weights.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-7.
The embodiment of the application discloses a helicopter lifesaving winch system and a using method thereof.
Referring to fig. 1, 2 and 3, the helicopter lifesaving winch system comprises two first supporting blocks 1, wherein the two first supporting blocks 1 are fixed on a shell of a helicopter, second supporting blocks 2 are fixed on the first supporting blocks 1, a winding roller 3 is rotatably connected between the two second supporting blocks 2, a winding motor 4 is fixed on one of the second supporting blocks 2, the output end of the winding motor 4 penetrates through the corresponding second supporting block 2 and is fixedly connected with the winding roller 3, a climbing rope ladder 5 is arranged on the winding roller 3, one end of the climbing rope ladder 5 is fixedly connected with the winding roller 3, a supporting mechanism 7 is arranged on the first two supporting blocks 1, a stabilizing mechanism 6 is arranged on the supporting mechanism 7, and the climbing rope ladder 5 corresponds to the stabilizing mechanism 6. When this life-saving winch system is needed to be used, first confirm the position that needs the rescue, then hover the helicopter in the position of lifesaving by the helicopter pilot, then by life-saving personnel control rolling motor 4, let the climbing rope ladder 5 of rolling on wind-up roll 3 fall down from wind-up roll 3, climbing rope ladder 5 slowly falls down under the restriction of stabilizing mean 6, when climbing rope ladder 5 falls down, supporting mechanism 7 takes the organism of helicopter away from stabilizing mean 6 slowly, let the organism of climbing rope ladder 5 and helicopter that passes from stabilizing mean 6 keep certain distance, then life-saving personnel remove to subaerial life-saving activity along climbing rope ladder 5, after the life-saving activity is finished, life-saving personnel directly utilize climbing rope ladder 5 to directly to move to the helicopter, then by life-saving personnel control rolling motor 4 with climbing rope ladder 5 again on wind-up roll 3, when winding rope ladder 5, stabilizing mean 6 on supporting mechanism 7 slowly moves and is close to the helicopter, when climbing rope ladder 5 on wind-up roll 3 falls down, climbing rope ladder 6 can be kept away from the organism of climbing rope ladder 5 in the restricted helicopter, can the climbing rope ladder 5 is more than the climbing rope ladder 5, and can be used in the process of supporting mechanism 5 down, and the climbing rope ladder 5 can be more than convenient to use down in the process.
Referring to fig. 2, 3 and 5, the stabilizing mechanism 6 includes a stabilizing rectangular frame 61, the inner wall of the stabilizing rectangular frame 61 is rotatably connected with four support rollers 62 which are symmetrical up and down, the upper and lower two support rollers 62 are in transmission connection with a clamping belt 63, the climbing rope ladder 5 passes through between the two clamping belts 63, a locking component 64 is arranged at one side of the stabilizing rectangular frame 61, a driving motor is fixed at one side of the stabilizing rectangular frame 61, and the output end of the driving motor penetrates through the stabilizing rectangular frame 61 and is fixedly connected with one of the support rollers 62. When putting down climbing rope ladder 5 from wind-up roll 3, climbing rope ladder 5 falls between two clamping strips 63 on stable rectangle frame 61, driving motor drives corresponding backing roll 62 and rotates, two clamping strips 63 remove under the support of corresponding backing roll 62, clamping strip 63 drops with climbing rope ladder 5, clamping strip 63 restricts the climbing rope ladder 5 that falls, when climbing rope ladder 5 drops too fast, locking component 64 on stable rectangle frame 61 restricts climbing rope ladder 5, through letting climbing rope ladder 5 pass through between two clamping strips 63, two clamping strips 63 restrict climbing rope ladder 5, let climbing rope ladder 5 slowly fall under the restriction, thereby can improve climbing rope ladder 5 stability in the in-process of using.
Referring to fig. 2 and 5, the locking assembly 64 includes a rotation shaft 641, the rotation shaft 641 penetrates through the stable rectangular frame 61, the rotation shaft 641 is fixedly connected with one of the supporting rollers 62, a sliding rod 642 is slidably connected to the rotation shaft 641, the sliding rod 642 is perpendicular to the rotation shaft 641, one end of the sliding rod 642 is fixedly provided with a locking block 643, a locking ring 644 is arranged on the rotation shaft 641, the locking ring 644 is fixedly connected with the stable rectangular frame 61, locking teeth are respectively arranged on the locking block 643 and the locking ring 644, the locking teeth of the locking block 643 and the locking teeth on the locking ring 644 face opposite directions and correspond to each other, a spring is arranged at one end of the sliding rod 642 away from the locking block 643, one end of the spring is fixedly connected with the sliding rod 642, and the other end of the spring is fixedly connected with the rotation shaft 641. When climbing rope ladder 5 falls, can directly put out a part in advance with climbing rope ladder 5, let the direct station of life-saving personnel on climbing rope ladder 5, then life-saving personnel along with climbing rope ladder 5 piece down, in order to guarantee the safety of life-saving personnel when falling, when climbing rope ladder 5 falls too fast, the corresponding backing roll 62 drives the rotation axis 641 and rotates, rotation axis 641 drives slide bar 642 rotation, when the too fast time of rotation axis 641 rotates, the rotatory centrifugal force of locking piece 643 on slide bar 642 exceeds the holding power of slide bar 642 other end spring, locking piece 643 is close to on the lock ring 644, then locking piece 643 and lock ring 644 card are in the same place, let rotation axis 641 can not rotate, when rotation axis 641 is restricted, the back-up roll 62 stops rotating, make the centre gripping area 63 on the back-up roll 62 to the climbing rope ladder 5 that is falling, when rolling up rope ladder 5, the rotation axis 641 carries the rotation of rotation axis 641, when locking piece 643 is rotatory too fast, locking piece 643 and lock ring 644 can't produce the speed limit through the lock ring 63 together, thereby can't be reached through the lock ring 644, and the speed limit is not taken down when the speed of falling down, thereby, the speed of the lock ring is kept down can't be kept by using the lock ring 63.
Referring to fig. 1, 2 and 3, flexible rubber pads 65 are provided on both the clamping bands 63, and the flexible rubber pads 65 are fixedly connected with the corresponding clamping bands 63. The flexible rubber pad 65 with certain thickness is fixed on the clamping belt 63, the climbing rope ladder 5 passing through the two clamping belts 63 is wrapped by the flexible rubber pad 65, the climbing rope ladder 5 can drive the clamping belts 63 to move when passing through the clamping belts 63, the flexible rubber pad 65 is fixed on the clamping belts 63, and accordingly the possibility of slipping between the climbing rope ladder 5 and the clamping belts 63 when the climbing rope ladder 5 passes through the two clamping belts 63 can be reduced.
Referring to fig. 1, 2 and 3, one end of the climbing rope ladder 5 far away from the wind-up roll 3 is provided with a balancing weight 8, and the balancing weight 8 is fixedly connected with the climbing rope ladder 5. The balancing weight 8 that has certain weight is fixed to the one end that the wind-up roll 3 was kept away from directly climbing rope ladder 5, when climbing rope ladder 5 whereabouts, can let climbing rope ladder 5 fall from the circumstances of two centre gripping area 63 centre gripping, and can reduce rocking by a wide margin when blowing, simultaneously when packing up climbing rope ladder 5, balancing weight 8 on climbing rope ladder 5 can block climbing rope ladder 5 and break away from between two centre gripping area 63, through utilizing balancing weight 8 to pull climbing rope ladder 5, thereby can let climbing rope ladder 5 pass between two centre gripping area 63 steadily, reduce the influence of strong wind to climbing rope ladder 5 simultaneously.
Referring to fig. 2, 4 and 6, the supporting mechanism 7 includes two symmetrical connection blocks 71, the two connection blocks 71 are fixedly connected with the stable rectangular frame 61, a moving rod 72 is fixed on the connection blocks 71, one end of the moving rod 72 is fixedly connected with one of the connection blocks 71, two symmetrical supporting wheels 73 are rotatably connected to the connection blocks 71, moving grooves are formed in two sides of the moving rod 72, and the supporting wheels 73 correspond to the moving grooves. The stable rectangular frame 61 is put on the moving rod 72 under the support of the two connecting blocks 71, then the pair of supporting wheels 73 on the connecting blocks 71 clamp the moving rod 72, when the stable rectangular frame 61 is moved, the connecting blocks 71 on the stable rectangular frame 61 move on the moving rod 72 under the support of the supporting wheels 73, and the stable rectangular frame 61 can move under the cooperation of the supporting wheels 73 and the moving rod 72, so that the climbing rope ladder 5 passing through the stable rectangular frame 61 can control the distance between the climbing rope ladder and the helicopter casing.
Referring to fig. 2 and 6, a rack 76 is fixed to one of the moving rods 72, a gear 75 is engaged with the rack 76, a connection shaft 74 is fixed to the gear 75, the connection shaft 74 is rotatably connected to the corresponding connection block 71, the connection shaft 74 penetrates through the stable rectangular frame 61, and the connection shaft 74 is fixedly connected to one of the support rollers 62. When climbing rope ladder 5 is released under the centre gripping of two centre gripping area 63, driving motor drives corresponding backing roll 62 rotation, drive centre gripping area 63 and remove and drive climbing rope ladder 5 and release, when backing roll 62 rotates, backing roll 62 drives connecting axle 74, connecting axle 74 drives gear 75 and rotates, gear 75 moves on rack 76, under the assistance of gear 75 and rack 76, let climbing rope ladder 5 keep away from the helicopter in the whereabouts, when packing up climbing rope ladder 5 and not using, driving motor drives corresponding backing roll 62 and reverses, centre gripping area 63 carries with the corresponding backing roll 62 of rotation axis 641, the rotation axis carries locking piece 643 and reverses, locking piece 643 can't detain together with locking ring 644, the speed limit is not to climbing rope ladder 5 in the time of rolling, simultaneously, backing roll 62 that corresponds with gear 75 carries gear 75 reverses, gear 75 moves to the direction that is close to the helicopter on rack 76 and packs up, let climbing rope ladder 5 keep away from the helicopter in the whereabouts, when packing up climbing rope ladder 5 and keeping away from the helicopter in the time of taking up, thereby can keep away from climbing rope ladder 5 when using when taking up, can reduce climbing rope ladder 5 and can use rope ladder when using.
Referring to fig. 7, a helicopter lifewinch system and method of use thereof, applicable to any of the above described helicopter lifewinch systems, is as follows:
s1: when the winch system is used for lifesaving, firstly, an area needing to be rescued is determined, and then, the helicopter is hovered above the area needing to be rescued.
S2: after stably hovering the helicopter, an operator directly controls the winding motor 4 to put down the climbing rope ladder 5 from the helicopter.
S3: the rescue workers directly tie the safety rope and then descend to the ground to perform lifesaving activities on the climbing rope ladder 5 stabilized by the clamped belt 63 and the stabilized rectangular frame 61.
S4: after the rescue operation is released, the rescue workers directly climb into the hovering helicopter from the climbing rope ladder 5, and the rescue operation is completed.
S5: after the rescue activity is finished, the released climbing rope ladder 5 is directly retracted by the winding motor 4 and then leaves the hovering area.
Working principle: when the life-saving winch system is needed to be used, the position needing to be saved is firstly determined, then a helicopter pilot hovers the helicopter at the position needing to be saved, then a life-saving person controls a winding motor 4 to enable a climbing rope ladder 5 wound on a winding roller 3 to drop from the winding roller 3 under the pulling and tearing of a balancing weight 8, during the falling process of the climbing rope ladder 5, the climbing rope ladder 5 utilizes a driving motor to enable two clamping belts 63 on a stable rectangular frame 61 to rotate to drive the climbing rope ladder 5 to fall, the two clamping belts 63 move under the support of corresponding supporting rollers 62, the clamping belts 63 limit the falling climbing rope ladder 5, a locking component 64 on the stable rectangular frame 61 limits the climbing rope ladder 5 when the falling speed of the climbing rope ladder 5 is too fast, the climbing rope ladder 5 drives the clamping belt 63 to move, the clamping belt 63 drives the supporting roller 62 to rotate, when the supporting roller 62 rotates, the supporting roller 62 drives the connecting shaft 74, the connecting shaft 74 drives the gear 75 to rotate, the gear 75 moves on the rack 76, the stable rectangular frame 61 on the supporting rod moves along the climbing rope ladder 5 in the direction away from the helicopter, then the climbing rope ladder 5 is used by a life-saving person to lift up and down from the hovering helicopter, when the climbing rope ladder 5 needs to be retracted, the winding motor 4 rotates reversely along the winding roller 3, the climbing rope ladder 5 is wound on the winding roller 3, when the climbing rope ladder 5 is wound, the supporting roller 62 is driven to rotate reversely, then the gear 75 moves reversely on the rack 76, and the stable rectangular frame 61 approaches the helicopter.
Claims (8)
1. Helicopter lifesaving winch system, including two supporting shoe one (1), its characterized in that: two supporting blocks I (1) are fixed on the shell of the helicopter, two supporting blocks II (2) are fixed on the supporting blocks I (1), two rolling rolls (3) are connected between the supporting blocks II (2) in a rotating mode, one supporting block II (2) is fixedly provided with a rolling motor (4), the output end of the rolling motor (4) penetrates through the corresponding supporting block II (2) and is fixedly connected with the rolling rolls (3), climbing rope ladders (5) are arranged on the rolling rolls (3), one ends of the climbing rope ladders (5) are fixedly connected with the rolling rolls (3), supporting mechanisms (7) are arranged on the supporting blocks I (1), and stabilizing mechanisms (6) are arranged on the supporting mechanisms (7), and the climbing rope ladders (5) correspond to the stabilizing mechanisms (6).
2. The helicopter lifesaving winch system of claim 1, wherein: the utility model provides a stable mechanism (6) is including stabilizing rectangle frame (61), the inner wall rotation of stabilizing rectangle frame (61) is connected with four two-to-two up-and-down symmetry backing roll (62), upper and lower two the transmission is connected with clamping band (63) on backing roll (62), climbing rope ladder (5) pass through between two clamping band (63), one side of stabilizing rectangle frame (61) is provided with locking element (64), one side of stabilizing rectangle frame (61) is fixed with driving motor, driving motor's output runs through stabilizing rectangle frame (61), and with one of them backing roll (62) fixed connection.
3. The helicopter lifesaving winch system of claim 2, wherein: the locking assembly (64) comprises a rotating shaft (641), the rotating shaft (641) penetrates through a stable rectangular frame (61), the rotating shaft (641) is fixedly connected with one of the supporting rollers (62) in a roller mode, a sliding rod (642) is connected to the rotating shaft (641) in a sliding mode, the sliding rod (642) is perpendicular to the rotating shaft (641), a locking block (643) is fixed to one end of the sliding rod (642), a locking ring (644) is arranged on the rotating shaft (641), the locking ring (644) is fixedly connected with the stable rectangular frame (61), locking teeth are formed in the locking block (643) and the locking ring (644) in opposite directions and correspond to each other, a spring is arranged at one end, far away from the locking block (643), of the sliding rod (642), one end of the spring is fixedly connected with the sliding rod (642), and the other end of the spring is fixedly connected with the rotating shaft (641).
4. The helicopter lifesaving winch system of claim 2, wherein: and flexible rubber pads (65) are arranged on the two clamping belts (63), and the flexible rubber pads (65) are fixedly connected with the corresponding clamping belts (63).
5. The helicopter lifesaving winch system of claim 1, wherein: one end of the climbing rope ladder (5) far away from the wind-up roll (3) is provided with a balancing weight (8), and the balancing weight (8) is fixedly connected with the climbing rope ladder (5).
6. The helicopter lifesaving winch system of claim 2, wherein: the supporting mechanism (7) comprises two symmetrical connecting blocks (71), the two connecting blocks (71) are fixedly connected with the stable rectangular frame (61), a moving rod (72) is fixed on the connecting blocks (71), one end of the moving rod (72) is fixedly connected with one connecting block (71), two symmetrical supporting wheels (73) are rotatably connected to the connecting blocks (71), moving grooves are formed in two sides of the moving rod (72), and the supporting wheels (73) correspond to the moving grooves.
7. The helicopter lifesaving winch system of claim 6, wherein: one of the movable rods (72) is fixedly provided with a rack (76), the rack (76) is meshed with a gear (75), the gear (75) is fixedly provided with a connecting shaft (74), the connecting shaft (74) is rotationally connected with a corresponding connecting block (71), the connecting shaft (74) penetrates through the stable rectangular frame (61), and the connecting shaft (74) is fixedly connected with one of the supporting rollers (62).
8. The use method of the helicopter lifesaving winch system is characterized by comprising the following steps of: the use method is applicable to the helicopter lifesaving winch system according to any one of claims 1 to 7, and the use method is as follows: s1: when the winch system is used for lifesaving, firstly, an area needing to be rescued is determined, and then a helicopter is hovered above the area needing to be rescued; s2: after stably hovering the helicopter, an operator directly controls the winding motor (4) to put down the climbing rope ladder (5) from the helicopter; s3: after tying the safety rope, the rescue workers descend to the ground on the climbing rope ladder (5) which is clamped by the clamping belt (63) and is stabilized by the stabilizing rectangular frame (61) to perform lifesaving activities; s4: after the rescue activity is released, rescue workers directly climb into the hovering helicopter from the climbing rope ladder (5) to finish rescue activity operation; s5: after the rescue activity is finished, the released climbing rope ladder (5) is directly retracted by the winding motor (4), and then leaves the hovering area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311197144.6A CN117307013B (en) | 2023-09-15 | 2023-09-15 | Helicopter rescue winch system and its operation |
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| CN202311197144.6A CN117307013B (en) | 2023-09-15 | 2023-09-15 | Helicopter rescue winch system and its operation |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102619702A (en) * | 2011-01-31 | 2012-08-01 | 西门子公司 | Lifting system and method for lifting rotor blades of wind turbines |
| CN202574613U (en) * | 2012-05-26 | 2012-12-05 | 朱延波 | Rescue hanging ladder used for helicopter |
| CN209276056U (en) * | 2018-12-25 | 2019-08-20 | 中国民用航空飞行学院 | A new type of aviation rescue winch |
| CN209650527U (en) * | 2019-03-20 | 2019-11-19 | 易尚兴 | A kind of dedicated rope ladder storage device of rescue helicopters |
| CN114776210A (en) * | 2022-04-26 | 2022-07-22 | 山东海盛海洋工程集团有限公司 | Platform rope ladder safety release |
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2023
- 2023-09-15 CN CN202311197144.6A patent/CN117307013B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102619702A (en) * | 2011-01-31 | 2012-08-01 | 西门子公司 | Lifting system and method for lifting rotor blades of wind turbines |
| CN202574613U (en) * | 2012-05-26 | 2012-12-05 | 朱延波 | Rescue hanging ladder used for helicopter |
| CN209276056U (en) * | 2018-12-25 | 2019-08-20 | 中国民用航空飞行学院 | A new type of aviation rescue winch |
| CN209650527U (en) * | 2019-03-20 | 2019-11-19 | 易尚兴 | A kind of dedicated rope ladder storage device of rescue helicopters |
| CN114776210A (en) * | 2022-04-26 | 2022-07-22 | 山东海盛海洋工程集团有限公司 | Platform rope ladder safety release |
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| CN117307013B (en) | 2025-12-05 |
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