Transporting and hanging integrated bomb hanging vehicle

Abstract

The utility model relates to the technical field of missile hanging equipment, in particular to a transporting and hanging integrated missile hanging vehicle, a movable vehicle frame comprises a vehicle body and wheels, a support used for transporting missiles is installed on the vehicle body, and a transferring mechanism is further installed on the vehicle body; the lifting device comprises a supporting arm and an adjusting arm, the supporting arm is rotationally installed on the movable frame, the top of the adjusting arm is rotationally installed at the bottom of the supporting arm, the other end of the adjusting arm is movably connected with the vehicle body under the action of a first driving mechanism, and the side face of the adjusting arm is further connected with the bottom of the supporting arm through a first hydraulic cylinder. A bullet supporting platform is mounted at the free end of the supporting arm; the missile supporting platform comprises a base rotationally connected with the end of the supporting arm, the base is connected with the supporting arm through a second hydraulic cylinder, the end of the supporting arm drives the base to rotate through a second driving mechanism, and an adjusting base used for adjusting the missile hanging posture is further installed on the base. The missile hanging efficiency of the missile hanging vehicle can be effectively improved, and the missile hanging requirements of hanging points of different heights and missiles of different postures can be met.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of missile hanging equipment, in particular to a transport and hanging integrated missile hanging vehicle. BACKGROUND

[0002] In recent years, with the continuous improvement of economic growth and technological level, China's missile armed system is developing, and under normal circumstances, missiles need to be hung on a plane by a missile hanging vehicle.

[0003] The missile hanging vehicle in the related art is similar to a vehicle-mounted lifting work platform, the missile is arranged on the lifting platform, and a parallel scissor mechanism is driven by a lifting mechanism to realize movement of the missile. The stress condition of this missile hanging vehicle is good, and transportation of the external hanging object is also relatively convenient. However, since the lifting platform needs to be located directly below the aircraft hanging point during the missile hanging operation, it is difficult to hang and unload the suspended object at a low position (such as under the aircraft belly). CONTENT OF THE UTILITY MODEL

[0004] In order to overcome the problems in the prior art, the present application provides a transport and hanging integrated missile hanging vehicle.

[0005] The transport and hanging integrated missile hanging vehicle provided by the present application adopts the following technical solution:

[0006] The transport and hanging integrated missile hanging vehicle comprises a mobile vehicle frame, the mobile vehicle frame comprising a vehicle body and wheels at the bottom of the vehicle body, wherein a support for carrying a missile is installed on the vehicle body, and a transfer mechanism for transferring the missile from the mobile vehicle frame to a missile holding platform is also installed on the vehicle body; a lifting device, the lifting device comprising a support arm and an adjusting arm, wherein the support arm is rotatably installed on the mobile vehicle frame, the top of the adjusting arm is rotatably installed at the bottom of the support arm, the other end of the adjusting arm is movably connected with the vehicle body under the action of a first driving mechanism, the side of the adjusting arm is also connected with the bottom of the support arm through a first hydraulic cylinder, and a free end of the support arm is provided with a missile holding platform; the missile holding platform, the missile holding platform comprising a base rotatably connected with the end of the support arm, the base being connected with the support arm through a second hydraulic cylinder, and the end of the support arm driving the base to rotate through a second driving mechanism, and an adjusting seat for adjusting the hanging posture of the missile being further installed on the base.

[0007] By adopting the above technical scheme, the mobile frame moves to drive the bracket on the vehicle body carrying the missile to move, the transfer mechanism on the main body can transfer the missile to the missile supporting platform, the height of the missile supporting platform is adjusted through the lifting device to meet the demand of hanging the missile at different heights. The supporting arm in the lifting device is rotatably connected at one end to the vehicle body and rotatably connected at the other end to the missile supporting platform, the bottom of the supporting arm is supported by the adjusting arm, and the bottom of the adjusting arm is moved on the vehicle body by the action of the first driving mechanism, so as to adjust the rotation angle of the supporting arm, and the side surface of the adjusting arm is further connected to the bottom of the supporting arm through the first hydraulic cylinder, which assists the movement of the adjusting arm and improves the position stability of the supporting arm. The base rotatably connected to the supporting arm is driven to rotate by the second driving mechanism during the rotation of the supporting arm, so that the base is always kept in a horizontal state, and the adjusting seat installed on the base can adjust the hanging posture of the missile to meet the hanging demand of different missiles.

[0008] Preferably, the transfer mechanism adopts a cantilever crane, wherein the length of the cantilever is adjustable, the free end of the cantilever is provided with a first telescopic cylinder, and the output end of the first telescopic cylinder is connected to a lifting ring on the missile through a lifting hook.

[0009] By adopting the above technical scheme, the length of the cantilever of the cantilever crane used by the transfer mechanism can be adjusted according to the taking and placing position of the missile, and the height of the lifting hook on the free first telescopic cylinder of the cantilever can be adjusted to meet the taking and placing demand of the missile at different heights.

[0010] Preferably, the supporting arm adopts an integrated structure, the bottom of the supporting arm and the top of the corresponding vehicle body are provided with grooves, the two ends of the adjusting arm are rotatably connected in the grooves, and the first hydraulic cylinder is rotatably connected to the side wall of the groove away from the adjusting arm and rotatably connected to the side surface of the adjusting arm at the other end.

[0011] Preferably, the first driving mechanism includes a rack installed on the two side surfaces of the groove in the length direction of the vehicle body and a gear set meshing with the rack, the gear set includes two gears, the top of the two gears is rotatably connected to a fixed plate through a rotating shaft, and the top of the fixed plate is rotatably connected to one end of the adjusting arm, and the gears are driven by a motor installed on the fixed plate.

[0012] Preferably, one side of the gear set is provided with a locking block for locking the gear set, wherein the locking block slides in the groove of the vehicle body through a second telescopic cylinder, and the locking block is meshed with the tooth groove on the two gears of the gear set.

[0013] By adopting the technical scheme, the support arm with the integrated structure has good strength, the grooves opened at the bottom of the support arm and the top of the vehicle body can accommodate the support arm, the adjusting arm and the first hydraulic cylinder, the bottom of the support arm can be ensured to be attached to the vehicle body, and the demand of the missile for hanging and un-hanging the low hanging point (such as the underbelly) is met. The two ends of the adjusting arm are connected in the grooves at the bottom of the support arm and the top of the vehicle body, the upper end of the adjusting arm is rotatably connected in the groove at the bottom of the support arm, the bottom of the adjusting arm is rotatably connected to the fixing plate, the motor on the fixing plate drives the gear set at the bottom of the adjusting arm to rotate, the gear set is provided with two gear sets, the gear set as a whole can move on the racks on the two sides of the groove on the vehicle body, so as to drive the adjusting arm to move and control the rotation angle of the support arm, and then after the support arm is adjusted to the corresponding position, the second telescopic cylinder is used to drive the locking block to engage with the tooth groove of the gear on the gear set, the gear set is locked, and the position of the adjusting arm is locked.

[0014] Preferably, the center of the adjusting seat is rotatably connected to the base, wherein the column body installed at the center of the base is rotatably connected to the base through the fixed gear at the top and the base of the adjusting seat, and the base is rotatably connected to two driving gears at the bottom, wherein the driving gears are symmetrically installed on both sides of the column body, and one of the driving gears is driven by the motor in the base.

[0015] Preferably, the adjusting seat further comprises an upper seat body and a lower seat body installed on the base, wherein the lower seat body is rotatably connected to the base through the rotation shaft distributed along the length direction of the lower seat body installed at the center of the lower seat body, and the upper seat body is rotatably connected to the lower seat body through the rotation shaft distributed along the width direction of the upper seat body installed at the center of the upper seat body, the rotation shafts of the upper seat body and the lower seat body are provided with through holes on both sides, the first telescopic cylinder for driving the upper seat body to rotate along the rotation shaft is installed in the opening on the side wall of the upper seat body and the auxiliary hole on the side wall, and the second telescopic cylinder for driving the lower seat body to rotate along the rotation shaft is installed in the opening on the side wall of the lower seat body and the auxiliary hole on the side wall.

[0016] Preferably, the opening bottom of the upper seat body is provided with a corresponding auxiliary hole, the two ends of the first telescopic cylinder are rotatably connected to the side wall of the opening of the upper seat body and the side wall of the auxiliary hole, and the base of the opening bottom of the lower seat body is provided with a corresponding auxiliary hole, and the two ends of the second telescopic cylinder are rotatably connected to the side wall of the opening of the lower seat body and the side wall of the auxiliary hole.

[0017] By adopting the technical scheme, the center sleeve of the adjusting seat is sleeved on the center column of the base, the base at the bottom of the adjusting seat is provided with a through hole, the top of the fixing gear is matched with the through hole through a rotating shaft, the rotating shaft and the through hole are connected through a bearing, the driving gears at the bottom of the base are driven to rotate by the motor, the gears on the column are fixedly arranged, the driving gears can drive the base to rotate on the column in the rotating process, and the stability of the base in the rotating process is improved. The base of the adjusting seat is further provided with an upper seat body and a lower seat body, the lower seat body above the base can be driven to adjust the inclination angle thereof through the second hydraulic cylinder connected between the opening of the lower seat body and the auxiliary hole of the base, and the upper seat body can be driven to adjust the inclination angle thereof through the first hydraulic cylinder connected between the opening of the upper seat body and the auxiliary hole of the lower seat body, so that the overall multi-angle adjustment of the adjusting seat is realized, and the missile hanging demand in different postures is met.

[0018] Preferably, the second driving mechanism comprises a motor supporting the end of the supporting arm and a gear roller fixedly connected to the bottom of the base, wherein the gear on the output shaft of the motor is engaged with the gear roller for transmission.

[0019] By adopting the technical scheme, when the second driving mechanism adjusts the position of the missile supporting platform, the motor drives the gear roller at the bottom of the base to rotate, and the position of the base is adjusted with the assistance of the second hydraulic cylinder at the top of the supporting arm, so that the base can be kept in a horizontal state.

[0020] In summary, the present application has at least one of the following beneficial technical effects:

[0021] 1. The present application adjusts the position of the missile supporting platform through the supporting arm to meet the missile hanging demand of the hanging point with different heights of the missile hanging vehicle, and the design that the supporting arm extends out of the missile hanging vehicle can reduce the conflict with the aircraft parts.

[0022] 2. The present application sets the bracket for storing the missile on the missile hanging vehicle, can meet the missile hanging demand of multiple missiles, reduces the time for loading and unloading the missile of the missile hanging vehicle, and improves the hanging efficiency.

[0023] 3. The present application sets the adjusting seat on the missile supporting platform, realizes the overall multi-angle adjustment of the adjusting seat, and meets the missile hanging demand in different postures. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a whole structure schematic view of a running and hanging integrated missile hanging vehicle.

[0025] Figure 2 It is Figure 1 the first driving mechanism enlarged view.

[0026] Figure 3is Figure 1 Enlarged view at A in Fig. 4;

[0027] Figure 4 is a schematic diagram of the whole structure of the bottom side of a vehicle-body-hanging-and-transporting integrated hanging bomb vehicle;

[0028] Figure 5 is Figure 4 Enlarged view at B in Fig. 4.

[0029] Mark 1, mobile frame; 11, vehicle body; 111, support; 12, wheel; 2, transfer mechanism; 21, cantilever; 22, first telescopic cylinder; 23, lifting hook; 3, lifting device; 31, support arm; 32, adjusting arm; 321, first hydraulic cylinder; 4, first driving mechanism; 41, rack; 42, gear set; 43, fixed plate; 5, bomb holding platform; 51, base; 511, column; 512, fixed gear; 52, second hydraulic cylinder; 53, adjusting seat; 531, base; 5311, driving gear; 532, upper seat body; 5321, first telescopic cylinder; 533, lower seat body; 5331, second telescopic cylinder; 534, rotating shaft; 535, opening; 536, auxiliary hole; 6, second driving mechanism; 61, gear roller; 7, groove; 8, locking block; 81, second telescopic cylinder. DETAILED DESCRIPTION

[0030] The following will be described in detail in combination with the accompanying drawings. Figures 1-5 The present application is further described in detail.

[0031] The embodiments of the present application disclose a vehicle-body-hanging-and-transporting integrated hanging bomb vehicle.

[0032] Reference Figures 1-5The utility model provides a kind of transport and hang integrated missile hanging vehicle, including mobile frame 1, mobile frame 1 includes vehicle body 11 and the wheel 12 of vehicle body 11 bottom, wherein vehicle body 11 is installed on the support 111 for carrying missile, and vehicle body 11 is also installed with transfer mechanism 2 for transferring missile from mobile frame 1 to missile platform 5;Lifting device 3, lifting device 3 includes support arm 31 and adjusting arm 32, wherein support arm 31 is rotatably installed on mobile frame 1, the top of adjusting arm 32 is rotatably installed in support arm 31 bottom, adjusting arm 32 other end is movably connected with vehicle body 11 under the action of first drive mechanism 4, adjusting arm 32 side is also connected with support arm 31 bottom by first hydraulic cylinder 321, and the free end of support arm 31 is installed with missile platform 5;Missile platform 5, missile platform 5 includes the base 51 rotatably connected with the end of support arm 31, and the base 51 is connected with support arm 31 by second hydraulic cylinder 52, and the end of support arm 31 drives the rotation of base 51 by second drive mechanism 6, and the adjusting seat 53 for adjusting missile hanging posture is also installed on the base 51.Mobile frame 1 moves and drives the support 111 on the vehicle body 11 of carrying missile to move, and the transfer mechanism 2 on the main body can transfer missile to missile platform 5, and the height of missile platform 5 is adjusted by lifting device 3, to meet the missile hanging demand of different height. Wherein one end of support arm 31 in lifting device 3 is rotatably connected on vehicle body 11, and the other end is connected with missile platform 5, the bottom of support arm 31 is supported by adjusting arm 32, and the bottom of adjusting arm 32 is moved on vehicle body 11 by the action of first drive mechanism 4, to adjust the rotation angle of support arm 31, and the side of adjusting arm 32 is also connected with the bottom of support arm 31 by first hydraulic cylinder 321, to assist the movement of adjusting arm 32, to improve the position stability of support arm 31. The base 51 rotatably connected with support arm 31 is driven to rotate by second drive mechanism 6 during the rotation of tray platform 31, to keep the base 51 always in horizontal state, and the adjusting seat 53 installed on the base 51 can adjust the hanging posture of missile, to meet the hanging demand of different missiles.

[0033] Refer to Figure 1 , transfer mechanism 2 adopts cantilever crane 21, wherein the length of cantilever 21 is adjustable, and the free end of cantilever 21 is installed with first telescopic cylinder 22, and the output end of first telescopic cylinder 22 is connected with the lifting ring on missile through lifting hook 23. The cantilever 21 of cantilever crane 21 adopted by transfer mechanism 2 can be adjusted according to the taking and placing position of missile, and the height of lifting hook 23 on the free first telescopic cylinder 22 of cantilever 21 can be adjusted, to meet the taking and placing demand of different height of missile.

[0034] Refer to Figures 1-5, the support arm 31 adopts an integral structure, the bottom of the support arm 31 and the top of the corresponding vehicle body 11 are provided with grooves 7, the two ends of the adjusting arm 32 are respectively rotationally connected in the grooves 7, and the first hydraulic cylinder 321 is rotationally connected to the side wall of the groove 7 away from the adjusting arm 32, and the other end is rotationally connected to the side of the adjusting arm 32. The first driving mechanism 4 includes a rack 41 mounted on the two side surfaces of the groove 7 of the vehicle body 11 and a gear set 42 meshing with the rack 41, the gear set 42 includes two groups of gears, the top of the two groups of gears is rotationally connected to the fixed plate 43 through the rotating shaft 534, and the top of the fixed plate 43 is rotationally connected to one end of the adjusting arm 32, and the gears are driven by the motor mounted on the fixed plate 43. One side of the gear set 42 is provided with a locking block 8 for locking the gear set 42, wherein the locking block 8 slides in the groove 7 of the vehicle body 11 through the second telescopic cylinder 81, and the locking block 8 is engaged with the tooth groove on the two groups of gears of the gear set 42. The support arm 31 with an integral structure has good strength, the grooves 7 provided at the bottom of the support arm 31 and the top of the vehicle body 11 can accommodate the support arm 31, the adjusting arm 32 and the first hydraulic cylinder 321, which can ensure that the bottom of the support arm 31 is attached to the vehicle body 11, and meet the needs of missiles hanging and unloading low hanging points (such as under the belly). The two ends of the adjusting arm 32 are connected in the grooves 7 at the bottom of the support arm 31 and the top of the vehicle body 11, the upper end of the adjusting arm 32 is rotationally connected in the groove 7 at the bottom of the support arm 31, the bottom of the adjusting arm 32 is rotationally connected to the fixed plate 43, the motor on the fixed plate 43 drives the gear set 42 at the bottom to rotate, the gear set 42 is provided with two groups of gears, which can move the gear set 42 as a whole on the rack 41 on both sides of the groove 7 of the vehicle body 11, thereby driving the adjusting arm 32 to move and control the rotation angle of the support arm 31, then after the support arm 31 is adjusted to the corresponding position, the locking block 8 is driven by the second telescopic cylinder 81 to engage with the tooth groove of the gear on the gear set 42, the gear set 42 is locked, and the position of the adjusting arm 32 is locked.

[0035] Referring to Figures 1-5The center of the adjusting seat 53 is rotationally connected with the base 51, wherein the column 511 centrally installed on the base 51 is rotationally connected with the base 531 of the adjusting seat 53 through the fixed gear 512 on the top, the base 531 is rotationally connected with two groups of driving gears 5311 on the bottom, wherein the driving gears 5311 are symmetrically installed on both sides of the column 511, and one of the driving gears 5311 is driven by the motor in the base 531. The adjusting seat 53 further comprises an upper seat body 532 and a lower seat body 533 installed on the base 531, wherein the lower seat body 533 is rotationally connected with the base 531 through the rotation shafts 534 distributed along the length direction of the lower seat body 533 centrally installed on the lower seat body 533, and the upper seat body 532 is rotationally connected with the lower seat body 533 through the rotation shafts 534 distributed along the width direction of the upper seat body 532 centrally installed on the upper seat body 532, the rotation shafts 534 on both sides of the upper seat body 532 and the lower seat body 533 are provided with through holes, the first telescopic cylinder 5321 for driving the upper seat body 532 to rotate along the rotation shaft 534 is installed in the opening 535 on the side wall of the upper seat body 532 and the auxiliary hole 536, and the second telescopic cylinder 5331 for driving the lower seat body 533 to rotate along the rotation shaft 534 is installed in the opening 535 on the side wall of the lower seat body 533 and the auxiliary hole 536. The adjusting seat 53 is sleeved on the central column 511 of the base 51, the base 531 on the bottom of the adjusting seat 53 is provided with a through hole, the fixed gear 512 on the top is rotationally connected with the through hole through the rotation shaft 534, the rotation shaft 534 is rotationally connected with the through hole through a bearing, and the driving gears 5311 on the bottom of the base 531 are rotationally driven by the motor, since the gears on the column 511 are fixedly arranged, the driving gears 5311 can drive the base 531 to rotate on the column 511 in the process of rotation, and one group of the driving gears 5311 on the bottom of the base 531 is driven by the motor, the other group of the symmetrically arranged driving gears 5311 is matched with the fixed gear 512 on the column 511, so as to improve the stability of the base 531 in the process of rotation. The base 531 is further provided with the upper seat body 532 and the lower seat body 533, the lower seat body 533 above the base 531 can be driven to adjust the inclination angle before and after the lower seat body 533 through the second hydraulic cylinder 52 connected between the opening 535 of the lower seat body 533 and the auxiliary hole 536 on the base 531, and the upper seat body 532 can be driven to adjust the inclination angle left and right of the upper seat body 532 through the first hydraulic cylinder 321 connected between the opening 535 on the upper seat body 532 and the auxiliary hole 536 on the lower seat body 533, so as to realize the purpose of the overall multi-angle adjustment of the adjusting seat 53, and meet the demand of the missile in different postures.

[0036] Referring to Figure 4 and Figure 5The second driving mechanism 6 includes a motor supporting the end of the support arm 31 and a gear roller 61 fixedly connected to the bottom of the base 51, wherein the gear on the output shaft of the motor is engaged with the gear roller 61 for transmission. When the second driving mechanism 6 adjusts the position of the missile supporting platform 5, the motor drives the gear roller 61 at the bottom of the base 51 to rotate, and the base 51 is adjusted with the assistance of the second hydraulic cylinder 52 at the top of the support arm 31, so that the base 51 can be kept in a horizontal state.

[0037] Working principle: the moving frame 1 moves to drive the support 111 on the missile body 11 to move, the transfer mechanism 2 on the main body transfers the missile to the missile supporting platform 5, the height of the missile supporting platform 5 is adjusted by the lifting device 3, the base 51 connected with the support arm 31 for rotation is driven to rotate by the second driving mechanism 6 and the second hydraulic cylinder 52 in the process of the rotation of the support arm 31, so that the base 51 is always kept in a horizontal state, the adjusting seat 53 installed on the base 51 of the missile supporting platform 5 can adjust the hanging posture of the missile, and then the missile is hung.

[0038] The above are the preferred embodiments of the present application, and are not intended to limit the protection scope of the present application, so that: any equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. An integrated loading and carrying vehicle, characterized by: include The mobile frame (1) includes a vehicle body (11) and wheels (12) at the bottom of the vehicle body (11). The vehicle body (11) is equipped with a support (111) for carrying missiles, and the vehicle body (11) is also equipped with a transfer mechanism (2) for transferring missiles from the mobile frame (1) to the missile-carrying platform (5). The lifting device (3) includes a support arm (31) and an adjusting arm (32). The support arm (31) is rotatably mounted on the mobile frame (1), and the top of the adjusting arm (32) is rotatably mounted on the bottom of the support arm (31). The other end of the adjusting arm (32) is movably connected to the vehicle body (11) under the action of the first drive mechanism (4). The side of the adjusting arm (32) is also connected to the bottom of the support arm (31) through the first hydraulic cylinder (321). The free end of the support arm (31) is equipped with a catapult platform (5). The missile-carrying platform (5) includes a base (51) rotatably connected to the end of a support arm (31). The base (51) is connected to the support arm (31) via a second hydraulic cylinder (52), and the end of the support arm (31) is driven to rotate by a second drive mechanism (6). An adjustment seat (53) for adjusting the missile mounting attitude is also installed on the base (51).

2. The launch and recovery vehicle of claim 1, wherein: The transfer mechanism (2) adopts a cantilever (21) type crane, wherein the length of the cantilever (21) is adjustable, and a first telescopic cylinder (22) is installed at the free end of the cantilever (21), and the output end of the first telescopic cylinder (22) corresponds to the lifting ring on the missile through the hook (23).

3. The launch and recovery vehicle of claim 1, wherein: The support arm (31) adopts an integrated structure. The bottom of the support arm (31) and the top of the corresponding vehicle body (11) are provided with grooves (7). The two ends of the adjusting arm (32) are rotatably connected to the grooves (7) of the two respectively. The first hydraulic cylinder (321) is rotatably connected to the side wall of the groove (7) away from the adjusting arm (32), and the other end is rotatably connected to the side of the adjusting arm (32).

4. The launch and recovery vehicle of claim 3, wherein: The first drive mechanism (4) includes a rack (41) mounted on both sides of the groove (7) of the vehicle body (11) along the length direction and a gear set (42) meshing with the rack (41). The gear set (42) includes two sets of gears, the tops of which are rotatably connected to the fixed plate (43) via a rotating shaft (534). The top of the fixed plate (43) is rotatably connected to one end of the adjusting arm (32). The gears are driven by a motor mounted on the fixed plate (43).

5. The launch and recovery vehicle of claim 4, wherein: A locking block (8) for locking the gear set (42) is installed on one side of the gear set (42), wherein the locking block (8) slides in the groove (7) of the vehicle body (11) through the second telescopic cylinder (81), and the locking block (8) meshes with the tooth grooves on the two sets of gears of the gear set (42).

6. The launch and recovery vehicle of claim 1, wherein: The center of the adjusting seat (53) is rotationally connected with the base (51), wherein the column (511) centrally installed on the base (51) is rotationally connected with the base (531) of the adjusting seat (53) through the fixed gear (512) on the top, the base (531) is rotationally connected with two groups of driving gears (5311) on the bottom, the driving gears (5311) are symmetrically installed on both sides of the column (511), and one of the driving gears (5311) is driven by the motor in the base (531).

7. The launch and recovery vehicle of claim 6, wherein: The adjusting seat (53) further comprises an upper seat body (532) and a lower seat body (533) installed on the base (531), wherein the lower seat body (533) is rotationally connected with the base (531) and is centrally installed with the rotating shafts (534) distributed along the length direction, the upper seat body (532) is rotationally connected with the lower seat body (533) and is centrally installed with the rotating shafts (534) distributed along the width direction, the rotating shafts (534) on both sides of the upper seat body (532) and the lower seat body (533) are provided with through holes, the first telescopic cylinders (5321) for driving the upper seat body (532) to rotate along the rotating shafts (534) are installed in the openings (535) on both sides, and the second telescopic cylinders (5331) for driving the lower seat body (533) to rotate along the rotating shafts (534) are installed in the openings (535) of the lower seat body (533).

8. The launch and recovery vehicle of claim 7, wherein: The openings (535) on the bottom of the upper seat body (532) are provided with corresponding auxiliary holes (536) on the lower seat body (533), the first telescopic cylinders (5321) are rotationally connected at both ends with the side walls of the openings (535) of the upper seat body (532) and the side walls of the auxiliary holes (536), the openings (535) on the bottom of the lower seat body (533) are provided with corresponding auxiliary holes (536) on the base (531), and the second telescopic cylinders (5331) are rotationally connected at both ends with the side walls of the openings (535) of the lower seat body (533) and the side walls of the auxiliary holes (536).

9. The launch and recovery vehicle of claim 1, wherein: The second driving mechanism (6) comprises a motor fixedly connected with the gear roller (61) on the bottom of the base (51), and the gear on the output shaft of the motor is in meshing transmission with the gear roller (61).

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