阅读说明：本技术 可调弹体支撑车 (Adjustable projectile body support vehicle ) 是由 杨超 张冠萍 刘彦培 李曜宗 高海鹏 蔡全兴 于 2020-05-08 设计创作，主要内容包括：本发明可调弹体支撑车,包括牵引机构、车体和连接于车体上的弹体支撑架,车体包括前桥总成、后桥总成和将前桥总成与后桥总成连接在一起的两个左右平行的主梁组件,牵引机构与前桥总成连接在一起,弹体支撑架包括三个横梁组件,横梁组件包括支撑平台,支撑平台下表面的下齿条与主梁组件的型钢的上齿条前后啮合在一起,支撑平台连接由可左右移动的卡紧装置,卡紧装置卡紧块开有与主梁组件的型钢相配合的卡槽。本发明可调弹体支撑车的弹体支撑架和车体通过齿条前后啮合在一起,并通过卡紧装置将车体固定,使得弹体支撑架可以相对车体进行前后位置的调节以适应不同尺寸弹体的运载需求。(The invention relates to an adjustable projectile body supporting vehicle, which comprises a traction mechanism, a vehicle body and a projectile body supporting frame connected to the vehicle body, wherein the vehicle body comprises a front axle assembly, a rear axle assembly and two left and right parallel main beam components which connect the front axle assembly and the rear axle assembly together, the traction mechanism is connected with the front axle assembly together, the projectile body supporting frame comprises three cross beam components, each cross beam component comprises a supporting platform, a lower rack on the lower surface of the supporting platform is meshed with an upper rack of profile steel of the main beam component together in a front-back manner, the supporting platform is connected with a clamping device capable of moving left and right, and a clamping block of the clamping device is provided with a clamping groove matched with the profile steel of the main beam component. The projectile body supporting frame of the adjustable projectile body supporting vehicle is meshed with the vehicle body through the racks in the front-back mode, and the vehicle body is fixed through the clamping device, so that the projectile body supporting frame can be adjusted in the front-back position relative to the vehicle body to meet the carrying requirements of projectiles with different sizes.)

1. The utility model provides an adjustable projectile body supporting vehicle which characterized in that: including drive mechanism (4), automobile body and connect the projectile body support frame on the automobile body, the automobile body includes front axle assembly (3), rear axle assembly (1) and links together front axle assembly (3) and rear axle assembly (1) about two parallel girder subassembly (8), drive mechanism (4) link together with front axle assembly (3), the projectile body support frame includes front support frame (6), back support frame (7) and three first, second, third beam assembly (5, 5 ') that the structure is the same and will preceding, intermediate junction spare (9) that back support frame (6, 7) link together, beam assembly (5, 5') include crossbeam (51) and connect respectively in crossbeam (51) about both ends lower surface support platform (52), support platform (52) lower surface lower rack (54) with preceding rack (83) of girder subassembly (8) shaped steel (82) upper surface The back meshing is in the same place, chucking device (53) that can move about are connected with in the waist hole (521) of supporting platform (52), chucking device (53) are located supporting platform (52) below is connected with chucking piece (55), open the outside of chucking piece (55) have with the shaped steel (82) inboard draw-in groove that cooperatees of girder subassembly (8), nut (531) threaded connection on chucking piece (55) and the supporting platform is in the same place through double-screw bolt (532). Preceding support frame (6) including be used for with the body bracket connection preceding butt joint piece (61), fixed preceding mount (610) of preceding butt joint piece (61) with connect in preceding base (62) of mount (610) lower extreme, preceding base (62) with first beam assembly (5) are connected, back support frame (7) including be used for with body bracket connection back butt joint piece (71), fixed back mount (710), lead screw adjusting device of back butt joint piece (71) and connect in back base (72) between two beam assembly (5 ', 5 "), lead screw adjusting device's upper end is connected with back mount (710), lead screw adjusting device's lower extreme is fixed on back base (72).

2. The adjustable elastomer support vehicle as claimed in claim 1, wherein the lead screw adjusting device comprises a lead screw fixing sleeve (73), a lead screw (70) and a handle (77), a thrust ball bearing (74) is fixed at the upper end of the lead screw fixing sleeve (73), the lower end of the lead screw fixing sleeve (73) is fixed on the rear base (72), the upper end of the lead screw (70) is hinged with the rear fixing frame (710) of the rear butt joint block (71) through a left connecting pin shaft and a right connecting pin shaft (711), the lower end of the lead screw (70) passes through the thrust ball bearing (74) and then is connected with the internal thread hole of the lead screw fixing sleeve (73), a gear shaft sleeve (75) is sleeved on the lead screw (70) and is in threaded connection with the lead screw (70), the lower end of the gear shaft sleeve (75) is arranged on the upper end face of the thrust ball bearing (74) and is fastened in the lead screw fixing sleeve (73), a gear (76) is fixed on the, the front end of a handle (77) can be sleeved on a gear shaft sleeve (75) in a relatively rotating mode and clamps a gear (76) in the middle, a U-shaped claw (78) is hinged to the front end of the handle (77), two pawls (781,782) matched with the gear (76) are arranged at two ends of the U-shaped claw (78), the distance between the two pawls (781,782) is such that the two pawls (781,782) cannot be in contact with the gear (76) at the same time, a limiting block (79) which can rotate left and right and can be in contact with the pawls (781,782) is connected between the two pawls (781,782) of the U-shaped claw at the front end of the handle (77), and a front base (62) of the front support frame (6) is hinged to a front fixing frame (610) of the front butt joint block (61) through a left connecting pin shaft (611) and a right connecting pin shaft (611).

3. The adjustable projectile support cart of claim 2, wherein: rear axle assembly (1) includes rear tyre subassembly (11), parking mechanism and rear axle crossbeam (14) of being connected with rear tyre subassembly (11) through rear axle (17), parking mechanism include along circumference open parking sleeve pipe (12) that have round equidistant bolt hole (18) and can with bolt hole (18) complex spring bolt (13), parking sleeve pipe (12) cover is in the rear axle (17) outside and fix on rear tyre subassembly (11), spring bolt (13) are fixed on rear axle crossbeam (14).

4. The adjustable projectile support cart of claim 3, wherein: the traction mechanism (4) comprises a traction rod (41) connected to the front end of a steering joint (42) and adjusting levers (43) connected to the left side and the right side of the steering joint (42), the other ends of the adjusting levers (43) are connected with end rod joint bearings (33) on a left front axle shaft (32) and a right front axle shaft (32) of the front axle assembly (3), each adjusting lever (3) comprises a pipe sleeve (430) and front and rear lead screws (431 and 432) in threaded connection with the two ends of the pipe sleeve (43), and the rear end of the steering joint (42) is hinged to a middle connecting plate (35) of the front axle assembly (3).

5. The adjustable projectile support cart of claim 4, wherein: the section steel (82) at the rear end of the main beam component (8) is connected with a pedal (81).

Technical Field

The invention relates to a loading device for military use, in particular to a transporting device for loading a projectile body.

Background

The bullet models in China are various, and when a military airport transports a bullet to a test field area, the bullet and a bracket of the bullet are generally fixedly connected onto a support frame, then the support frame is hoisted onto a transport vehicle, and after the bullet reaches the test field, the bullet is hoisted down and mounted on a matched machine type. The projectile bodies with the same diameter can only use the support frames with the same diameter, the diameter of the projectile bodies is different due to different types and models, and the sizes of the adopted support frames are different, so that the support frames with various specifications are required to be prepared to meet the requirements of different projectile body transportation. Because the support frame itself can not move, when transporting, still need to select suitable transport vechicle to transport according to the size of body. At present, the transportation of the projectile body not only needs the support frames of various specifications, but also needs different transport vehicles to adapt to the needs of the support frames of various sizes, the operation is more complicated, and the efficiency is not high.

Disclosure of Invention

The invention aims to solve the technical problem of providing an adjustable projectile body support vehicle which is simple and convenient to operate, suitable for projectiles of various types and high in transportation efficiency.

The invention relates to an adjustable projectile body supporting vehicle, which comprises a traction mechanism, a vehicle body and a projectile body supporting frame connected to the vehicle body, wherein the vehicle body comprises a front axle assembly, a rear axle assembly and two left and right parallel main beam components for connecting the front axle assembly and the rear axle assembly together, the traction mechanism is connected with the front axle assembly together, the projectile body supporting frame comprises a front supporting frame, a rear supporting frame, a first cross beam component, a second cross beam component and a third cross beam component which are the same in structure, and an intermediate connecting piece for connecting the front supporting frame and the rear supporting frame together, the cross beam components respectively comprise a cross beam and supporting platforms respectively connected to the lower surfaces of the left and right ends of the cross beam, lower racks on the lower surface of the supporting platforms are meshed with upper racks on the upper surface of profile steel of the main beam components together in a front and back mode, clamping devices capable of moving left and right are connected in waist holes of the supporting platforms, the clamping, the outside of chucking piece open have with the shaped steel inboard of girder subassembly cooperatees the draw-in groove, the chucking piece passes through the double-screw bolt and is in the same place with the nut threaded connection on the supporting platform. The front support frame comprises a front butt joint block connected with the projectile body bracket, a front fixing frame and a front base, wherein the front fixing frame is connected with the front butt joint block, the front base is connected with the first beam assembly, the rear support frame comprises a rear butt joint block connected with the projectile body bracket, a rear fixing frame and a lead screw adjusting device, the rear fixing frame is fixed to the rear butt joint block, the lead screw adjusting device is connected with the rear base between the two beam assemblies, the upper end of the lead screw adjusting device is connected with the rear fixing frame, and the lower end of the lead screw adjusting device is fixed to the rear base.

The invention relates to an adjustable projectile body supporting vehicle, wherein a lead screw adjusting device comprises a lead screw fixing sleeve, a lead screw and a handle, a thrust ball bearing is fixed at the upper end of the lead screw fixing sleeve, the lower end of the lead screw fixing sleeve is fixed on a rear base, the upper end of the lead screw is hinged with a rear fixing frame of a rear butt joint block through a left connecting pin shaft and a right connecting pin shaft, the lower end of the lead screw passes through the thrust ball bearing and is connected with an internal thread hole of the lead screw fixing sleeve, a gear shaft sleeve is sleeved on the lead screw and is in threaded connection with the lead screw, the lower end of the gear shaft sleeve is arranged on the upper end surface of the thrust ball bearing and is buckled in the lead screw fixing sleeve, a gear is fixed on a gear shaft sleeve positioned above the lead screw fixing sleeve, the front end of the handle is sleeved on the gear shaft sleeve in a relatively rotatable manner and clamps the, the distance between the two pawls is such that the two pawls cannot be in contact with the gear at the same time, a limiting block which can rotate left and right and can be in contact with the pawls is connected between the two pawls of the U-shaped claw at the front end of the handle, and a front base of the front support frame is hinged with a front fixing frame of the front butt joint block through a left connecting pin shaft and a right connecting pin shaft.

The invention discloses an adjustable elastomer support vehicle, wherein a rear axle assembly comprises a rear tire component, a parking mechanism and a rear axle beam connected with the rear tire component through a rear axle shaft, the parking mechanism comprises a parking sleeve and a spring bolt, the parking sleeve is provided with a circle of bolt holes at equal intervals along the circumferential direction, the spring bolt can be matched with the bolt holes, the parking sleeve is sleeved on the outer side of the rear axle shaft and is fixed on the rear tire component, and the spring bolt is fixed on the rear axle beam.

The invention relates to an adjustable projectile body supporting vehicle, wherein a traction mechanism comprises a traction rod connected to the front end of a steering joint and adjusting levers connected to the left side and the right side of the steering joint, the other ends of the adjusting levers are connected with end rod joint bearings on left and right front axle shafts of a front axle assembly, each adjusting lever comprises a pipe sleeve and a front screw rod and a rear screw rod which are connected to the two ends of the pipe sleeve in a threaded mode, and the rear end of the steering joint is hinged to a middle connecting plate of the front axle assembly.

The adjustable elastomer support vehicle comprises a main beam assembly, wherein a pedal is connected to the profile steel at the rear end of the main beam assembly.

The adjustable projectile body supporting vehicle has the advantages that the projectile body supporting frame and the vehicle body of the adjustable projectile body supporting vehicle are meshed together through the racks in a front-back mode, the projectile body supporting frame is fixed on the vehicle body through the clamping device, when projectiles with different sizes are transported, the clamping device can be loosened, the front-back position of the projectile body supporting frame relative to the vehicle body is adjusted to meet the carrying requirements of the projectiles with different sizes, and the projectiles can be transported to a destination only by pulling the traction mechanism, so that the multipurpose of one vehicle is realized. The adjustable projectile support vehicle improves the transportation efficiency of projectiles and shortens the operation time, thereby improving the overall operational efficiency of troops.

The following describes the adjustable projectile support cart according to an embodiment of the present invention with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic view of an adjustable projectile support cart in accordance with the present invention;

FIG. 2 is a top plan view of the draft gear and body of the adjustable projectile support cart according to the present invention;

FIG. 3 is a top view of the cross-beam assembly of the adjustable projectile support vehicle of the present invention;

FIG. 4 is a view of the adjustable projectile support cart of FIG. 3 taken in the direction of C;

FIG. 5 is a view of the adjustable projectile support cart of FIG. 2 in the direction of view A;

FIG. 6 is a front view of the rear support frame of the adjustable projectile support vehicle of the present invention;

FIG. 7 is a top plan view of the rear support frame of the adjustable projectile support cart of the present invention;

fig. 8 is a view of the adjustable projectile support cart of fig. 7 taken in the direction of direction B.

Detailed Description

As shown in fig. 1, the adjustable projectile support vehicle of the present invention comprises a towing mechanism, a vehicle body and a projectile support mounted on the vehicle body. The vehicle body comprises a front axle assembly 3, a rear axle assembly 1 and two main beam components 8. The front axle assembly 3 and the rear axle assembly 1 are connected together by two parallel main beam components 8. The towing mechanism 4 is connected to a front axle transverse beam 34 (fig. 2) of the front axle assembly 3. The projectile body support frame comprises a first cross beam assembly, a second cross beam assembly, a third cross beam assembly 5, 5 ', a front support frame 6, a rear support frame 7 and an intermediate connecting piece 9, wherein the three cross beam assemblies are the same in structure, the intermediate connecting piece 9 connects the front support frame 6 and the rear support frame 7 in a front-back mode, the front support frame support 6 is connected to the first cross beam assembly 5, and the rear support frame 7 is connected to the second cross beam assembly and the third cross beam assembly 5 ', 5 '. Tray 2 is connected between two parallel girder subassemblies 8 about, is convenient for accept the liquid material that the body of bullet was unrestrained or was revealed, prevents to pollute ground. The oil unloading platform 10 is connected to the upper surfaces of the two parallel main beam assemblies 8 and is positioned in front of the front supporting frame 6, and the oil unloading platform 10 is placed at the front end and is convenient for placing an oil receiving barrel so as to realize replacement of an oil body in the bullet.

As shown in fig. 2, the traction mechanism 4 includes a steering joint 42, and a traction rod 41 is hinged to a front end of the steering joint 42, and the traction rod 41 can move up and down relative to the steering joint 42. The left end and the right end of the steering joint 42 are hinged with adjusting rods 43, each adjusting rod 43 comprises a sleeve 430, and a front lead screw 431 and a rear lead screw 432 which are in threaded connection with the two ends of the sleeve, the other end of the front lead screw 431 is hinged with the steering joint 42, and the other end of the rear lead screw 432 is connected with the end rod knuckle bearing 33 on the front axle assembly 3 on the corresponding side. The length of the adjusting lever 43 can be adjusted by rotating the sleeve 430, so that the vehicle body can be ensured to be at the center line position. The rod end joint bearing 33 can easily realize steering of the front wheel under the state that the vehicle body is fully loaded, and the connection is firm and the safety is high. The rear end of the steering joint 42 is hinged to the intermediate connecting plate 35 on the front axle assembly 3.

As shown in fig. 2, the front axle assembly 3 includes two front tire assemblies 31 and a front axle cross member 34, and the two front tire assemblies 31 are connected to both ends of the front axle cross member 34 through front axle shafts 32, respectively. The rod ends of the two rod end joint bearings 33 are respectively fixed on the left front axle shaft 32 and the right front axle shaft 32, and the joint bearings of the rod end joint bearings 33 are connected with a rear screw 432 of the traction mechanism 4. An intermediate connecting plate 35 is welded in the middle of the front axle beam 34, and the intermediate connecting plate 35 is hinged with a steering joint 42 of the traction structure 4.

As shown in fig. 2 and 5, the rear axle assembly 1 includes two rear tire assemblies 11, a rear axle cross member 14, and a parking mechanism. The two rear tire assemblies 11 are connected to the rear axle cross member 14 via a rear axle shaft 17. The parking mechanism comprises a parking sleeve 12 and a spring bolt 13, the parking sleeve 12 is sleeved on the outer side of a rear axle shaft 17 and fixedly connected to a rear tire assembly 11, a circle of bolt holes 18 with equal intervals are formed in the parking sleeve 12 along the circumferential direction, and the spring bolt 13 is fixed on the outer side of the end portion of a rear axle beam 14 through a connecting plate 16. When the adjustable elastomer support vehicle stops, the spring bolt 13 is pressed down, and the lower end of the spring bolt 13 is inserted into the bolt hole 18 of the parking sleeve 12, so that the vehicle body can be effectively and safely braked. The rear axle beam 14 is also connected with an electrostatic discharge belt 15, the electrostatic discharge belt 15 is in contact with the ground, the static electricity generated by the vehicle body can be smoothly discharged, and no danger is caused to the human body

As shown in fig. 2, the main beam assembly 8 includes a section 82 and an upper rack 83 fixed on the section 82, the section 82 is a channel steel, and a foot pedal 81 is welded at the rear end of the section 82, so that a worker can conveniently step on the foot pedal to work. The front ends of the two main beam components 8 which are placed in parallel are symmetrically fixed on a front axle beam 34 of the front axle assembly 3 through bolts, and the rear ends of the two main beam components are symmetrically fixed on a rear axle beam 14 of the rear axle assembly 1 through bolts.

As shown in fig. 3 and 4, the first beam assembly 5 includes a beam 51 and supporting platforms 52 welded to lower surfaces of left and right ends of the beam 51, a lower rack 54 is connected to a lower surface of the supporting platform 52 near an outer side, transverse waist holes 521 are respectively formed in upper surfaces of the supporting platform 52 near front and rear ends, the lower rack 54 of the lower surface of the supporting platform 52 is engaged with an upper rack 83 of an upper surface of a section steel 82 of the main beam assembly 8 in a front-back manner, so that the fore-and-aft movement of the elastomer support on the vehicle body in the transportation process can be effectively prevented. The clamping devices 53 capable of moving left and right are respectively connected in the front waist hole 521 and the rear waist hole 521 of the supporting platform 52, each clamping device 53 comprises a stud 532 and a nut 531 positioned on the supporting platform 52, the upper end of each stud 532 is connected with the nut 531, the lower end of each stud 532 penetrates through the corresponding waist hole 521 to be in threaded connection with the clamping block 55, and a V-shaped clamping groove matched with the inner side of the upper end of the profile 82 of the main beam assembly 8 is formed in the side surface of the clamping block 55. After the clamping block 55 clamps the upper end of the section 82, the nut 531 is screwed, so that the nut 531 is clamped on the supporting platform 52, the clamping block 55 is prevented from moving left and right along the waist hole 521, and the projectile support frame is effectively prevented from moving left and right on a vehicle body in the transportation process. The first cross member assembly 5 is provided as a part of the projectile support frame, and one of its main functions is to effectively and stably connect the projectile support frame with the vehicle body.

As shown in fig. 1, the front support frame 6 includes a front butt block 61 for connection with the projectile holder, a front mount 610 to which the front butt block is fixed, and a front base 62. The upper end of the front base 62 is connected to the front fixing frame 610 through two left and right connecting pins 611, and the connecting pins 611 can ensure that the front butt-joint block 61 flexibly rotates back and forth relative to the front base 62. The lower end of the front base 62 is a U-shaped plate with a downward opening, and the U-shaped plate is clamped at the front side and the rear side of the cross beam 51 of the cross beam assembly 5 and fixed together by bolts.

As shown in fig. 1, 6 and 7, the rear support frame 7 includes a rear docking block 71 for connection with the projectile holder, a rear mount 710 to which the rear docking block 71 is fixed, and a rear base 72. The lead screw adjusting device is connected between the rear base 72 and the rear mount 710. The screw rod adjusting device comprises a screw rod fixing sleeve 73, a screw rod 70 and a handle 77, a thrust ball bearing 74 is fixed in an upper end opening of the screw rod fixing sleeve 73, and a lower end flange of the screw rod fixing sleeve 73 is fixed on a bottom plate of the rear base 72 through a bolt. The rear base 72 is a U-shaped plate with an upward opening, a hole matched with the screw rod 70 is formed in the bottom plate of the U-shaped plate, and the front face and the rear face of the U-shaped plate are respectively fixed on the second beam assembly 5 'and the third beam assembly 5' through bolts. The upper end of the screw rod 70 is hinged with the rear fixing frame 710 of the rear butt joint block 71 through a left connecting pin shaft 711 and a right connecting pin shaft 711, and the lower end of the screw rod 70 passes through the thrust ball bearing 74 and then is connected with a threaded hole in the screw rod fixing sleeve 73. The gear sleeve 75 is sleeved outside the lead screw 70 and is in threaded fit with the lead screw 70. The lower end of the gear sleeve 75 is disposed on the upper end surface of the thrust ball bearing 74, and is fastened in the screw fixing sleeve 73 to be rotatable relative to the screw fixing sleeve 73. A gear 76 is fixed on a gear shaft sleeve 75 above the screw fixing sleeve 73. The handle 77 includes a grip 770 and upper and lower plates 771, 772 fixed to the front end of the grip 770 by bolts. The upper and lower plates 771, 772 fit over the gear sleeve 75, respectively, and sandwich the gear 76. A U-shaped claw 78 is hinged between the upper plate 771 and the lower plate 772 of the handle 770 and the gear 76, two ends of the U-shaped claw 78 are respectively provided with pawls 781 and 782, and the two pawls are spaced apart from each other so that when one pawl is in fit contact with the gear 76, the other pawl cannot be in contact with the gear 76. A stopper 79 is attached to the lower plate 772 between the two pawls 781,782 of the U-shaped pawl 78 to be rotatable left and right, and when the stopper 79 is in contact with one of the pawls, the other pawl is in cooperative contact with the gear 76. Two pawls 781,782 are used to control the raising and lowering of lead screw 70, respectively. As shown in fig. 8, which pawl is in mating contact with gear 76 is determined by rotating knob 791 on stop 79. The handle 770 is rotated to drive the gear 76 to rotate through one of the pawls, the gear bushing 75 rotates along with the gear 76 to drive the lead screw 70 to ascend or descend, and the connecting block 71 installed above the lead screw 70 ascends or descends.

As shown in fig. 1 and 2, the front and rear ends of the intermediate link 9 are respectively connected to the front fixing frame 610 of the front docking block 61 and the rear fixing frame 710 of the rear docking block 71 by bolts.

When the adjustable projectile body supporting vehicle is used for projectiles with different diameters, the clamping devices 53 on the first cross beam assembly, the second cross beam assembly and the third cross beam assembly 5, 5 'and 5' can be loosened, then the projectile body supporting frame is lifted to move the projectile body supporting frame forwards or backwards to adapt to the gravity center positions of different projectile bodies, and after the front and rear positions of the projectile body supporting frame relative to a vehicle body are adjusted, the clamping devices 53 are clamped on the vehicle body. During the traveling and transportation process, the traction mechanism 4 can easily realize the steering of the front wheels under the state that the vehicle body is fully loaded. When braking is needed, the spring bolt 13 of the rear axle assembly 1 can be pressed down at any time, and the vehicle body can be effectively and safely braked. After the bullet is transported to a test field area, in order to more conveniently load the bullet into a model with a matched angle, the height of the rear butt joint block 71 supporting the bullet bracket is adjusted through the lead screw adjusting device on the rear supporting frame 7, so that the bullet bracket and the angle of the matched model are always consistent, and the installation of the bullet is more convenient and faster.

The adjustable projectile body supporting vehicle realizes the function of one vehicle for multiple purposes, can meet the requirements of safe and quick transportation and installation of multiple projectile types, improves the transportation and installation efficiency of the projectile body, shortens the operation time, and further improves the overall combat efficiency of troops.

The above examples are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention by those skilled in the art should be made within the protection scope defined by the claims of the present invention without departing from the spirit of the present invention.