Airplane wheel chock transportation cart with locking and fixing structure

Abstract

The utility model relates to the technical field of aircraft wheel chock transportation carts, and discloses an aircraft wheel chock transportation cart with a locking and fixing structure, which comprises a mounting plate, an isolation frame is fixedly mounted at the top of the mounting plate, adjusting and fixing mechanisms are arranged at the top and the right side of the mounting plate, supporting legs are fixedly mounted at the bottom of the mounting plate, and the locking and fixing mechanisms are arranged on the supporting legs. And movable locking mechanisms are arranged in the supporting legs. According to the aircraft wheel chock transportation cart with the locking and fixing structure, the phenomenon that an aircraft wheel chock falls off from the device in the transportation process can be avoided through the arrangement of the adjusting and fixing mechanism, the angle of the push handle can be adjusted according to the pushing requirement, and through the arrangement of the movable locking mechanism, when the aircraft wheel chock is placed, the aircraft wheel chock can be conveniently and rapidly moved. The universal wheels can ascend to be separated from the ground, the whole device is locked and fixed under the action of the supporting legs, the phenomenon of random shaking is avoided, the universal wheels can be in contact with the ground during transportation, and the transportation effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of aircraft wheel chock transport carts, in particular to an aircraft wheel chock transport cart with a locking and fixing structure. Background Art

[0002] At present, when an aircraft stops at a parking position, maintenance personnel are required to place wheel chocks at the front and rear positions of the aircraft wheels to prevent the aircraft from sliding. Maintenance personnel are also required to recycle the wheel chocks before the aircraft takes off. In order to improve the transportation of aircraft wheel chocks, special aircraft wheel chock transportation carts are often used.

[0003] According to the description in a trolley specially used for carrying aircraft wheel chocks and warning cones disclosed on the patent website (authorization announcement number: CN218703372U), "The utility model discloses a trolley specially used for carrying aircraft wheel chocks and warning cones, including an aircraft wheel chock placement hole group, an aircraft wheel chock placement hole, a vehicle plate, a fence and a warning cone placement seat, the vehicle plate is provided with an aircraft wheel chock placement area and a warning cone placement area, the aircraft wheel chock placement area is provided with a plurality of aircraft wheel chock placement hole groups, the aircraft wheel chock placement hole group includes two aircraft wheel chock placement holes, the aircraft wheel chock placement holes are longitudinally penetrated and opened on the vehicle plate, the warning cone placement area is provided with a plurality of warning cone placement seats, the warning cone sleeve is arranged on the warning cone placement seat, and the two ends of the aircraft wheel chock are respectively inserted into the inner sides of the two aircraft wheel chock placement holes in each group of aircraft wheel chock placement hole groups, so that the aircraft wheel chock is placed on the vehicle plate, and the walking wheel is rotated by holding and pushing the push rod to realize the movement of the trolley, so that the aircraft wheel chock and warning cone required for use can be transported to the use site at one time."

[0004] In view of the above description, the applicant believes that there are the following problems:

[0005] During use, the utility model can move the trolley by holding and pushing the hand push rod to rotate the walking wheel, so that the required aircraft wheel chocks and warning cones can be transported to the place of use at one time. However, in actual application, the device directly places the aircraft wheel chocks on the vehicle board, which is prone to falling from the top and being damaged during transportation. In addition, since the device is not locked and fixed as a whole during transportation, the vehicle board is prone to swinging at will, causing injuries to staff. Therefore, we urgently need an aircraft wheel chock transportation trolley with a locking and fixing structure to solve the above problems. Utility Model Content

[0006] The utility model aims to provide an aircraft wheel chock transport cart with a locking and fixing structure to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an aircraft wheel chock transport cart with a locking and fixing structure, comprising a mounting plate, an isolation frame is fixedly installed on the top of the mounting plate, an adjustment and fixing mechanism is arranged on the top and right side of the mounting plate, a supporting leg is fixedly installed on the bottom of the mounting plate, a movable locking mechanism is arranged inside the supporting leg, and a reflective cone barrel is arranged on the top of the mounting plate.

[0008] The adjusting and fixing mechanism comprises an isolation component and an adjusting component, and the isolation component is arranged on the left side of the adjusting component.

[0009] Preferably, the isolation assembly includes a first mounting frame, the first mounting frame is fixedly mounted on the top of the mounting plate, a partition is rotatably mounted inside the first mounting frame, a second mounting frame is rotatably mounted on the top of the partition, a top plate is fixedly mounted on the top of the second mounting frame, a third mounting frame is fixedly mounted on the bottom of the top plate, an adjusting block is slidably mounted inside the third mounting frame, a first spring is fixedly mounted on the top of the adjusting block, a toggle plate is fixedly mounted on the right side of the adjusting block, a plug-in column is fixedly mounted on the bottom of the adjusting block, and an abutment plate is fixedly mounted on the right side of the partition, so as to achieve folding and unfolding effects and avoid the phenomenon of aircraft wheel chocks falling off the device during transportation.

[0010] Preferably, the top of the first spring is fixedly mounted to the top of the inside of the third mounting frame, and plug-in holes are provided at positions corresponding to the abutment plate and the plug-in column, so as to facilitate dynamic adjustment of the position of the top plate.

[0011] Preferably, the adjustment component includes a first connecting frame and a second connecting frame, the first connecting frame and the second connecting frame are both fixedly installed on the right side of the mounting plate, a push handle is rotatably installed inside the first connecting frame, a mounting frame is fixedly installed inside the second connecting frame, a first adjusting tooth block disk is fixedly installed inside the mounting frame, a connecting disk is fixedly installed outside the push handle, a second adjusting tooth block disk is fixedly installed outside the connecting disk, and a second spring is arranged inside the mounting frame to facilitate adjusting the angle of the push handle according to pushing requirements.

[0012] Preferably, the connecting disk is slidably installed inside the mounting frame, the second spring is arranged between the connecting disk and the mounting frame, and the second adjusting tooth block disk is engaged with the first adjusting tooth block disk, so as to lock the position of the push handle after the adjustment is completed.

[0013] Preferably, the movable locking mechanism includes a movable plate, which is slidably installed inside the supporting leg, a universal wheel is provided at the bottom of the movable plate, a connecting sleeve is fixedly installed on the top of the movable plate, a threaded rod is rotatably installed at the bottom of the mounting plate, a first bevel gear is fixedly installed on the outside of the threaded rod, a connecting frame is fixedly installed at the bottom of the mounting plate, a connecting rod is rotatably installed inside the connecting frame, a second bevel gear is fixedly installed on the outside of the connecting frame close to the threaded rod, and a handle is fixedly installed on the side of the connecting rod away from the second bevel gear, so that when placing the aircraft wheel chocks, the device as a whole can be locked and fixed to avoid arbitrary shaking.

[0014] Preferably, the second bevel gear is meshed with the first bevel gear, the threaded rod is threadedly mounted on the connecting sleeve, and a limiting sliding groove is provided inside the supporting leg at a position corresponding to the movable plate to facilitate rapid switching between the mobile and fixed states.

[0015] Compared with the prior art, the utility model provides an aircraft wheel chock transport cart with a locking and fixing structure, which has the following beneficial effects:

[0016] 1. The aircraft wheel chock transport trolley with a locking and fixing structure is provided with an adjusting and fixing mechanism. During use, the top plate can be folded when placing the aircraft wheel chocks, and the top plate can be unfolded during transportation, so as to avoid the phenomenon that the aircraft wheel chocks fall from the device during transportation. The angle of the push handle can be adjusted according to the pushing requirements, so as to facilitate the pushing and transportation of the aircraft wheel chocks.

[0017] 2. The aircraft wheel chock transport cart with a locking and fixing structure is provided with a movable locking mechanism. During use, when the aircraft wheel chock is placed, the universal wheel can be raised and separated from the contact with the ground. Under the action of the supporting legs, the entire device is locked and fixed to avoid random shaking. During transportation, the universal wheel can be made to contact the ground to achieve the transportation effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0019] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0020] Figure 2 This is a rear view structural diagram of the utility model;

[0021] Figure 3This is a schematic diagram of the disassembled structure of the adjustment component of the utility model;

[0022] Figure 4 This is a schematic diagram of the disassembled structure of the isolation component of the utility model;

[0023] Figure 5 This is a schematic diagram of the disassembled structure of the mobile locking mechanism of the utility model.

[0024] In the figure: 1, mounting plate; 2, isolation frame; 3, adjustment and fixing mechanism; 31, isolation assembly; 311, first mounting frame; 312, partition; 313, second mounting frame; 314, top plate; 315, third mounting frame; 316, adjustment block; 317, first spring; 318, toggle plate; 319, plug-in column; 3110, abutment plate; 32, adjustment assembly; 321, first connection frame; 322, second connection frame ; 323, push handle; 324, installation frame; 325, first adjustment gear block plate; 326, connecting plate; 327, second adjustment gear block plate; 328, second spring; 4, support leg; 5, mobile locking mechanism; 51, movable plate; 52, universal wheel; 53, connecting sleeve; 54, threaded rod; 55, first bevel gear; 56, connecting frame; 57, connecting rod; 58, second bevel gear; 59, handle; 6, reflective cone barrel. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] Embodiment 1:

[0028] See also Figure 1-4The utility model provides a technical solution: an aircraft wheel chock transport cart with a locking and fixing structure, comprising a mounting plate 1, an isolation frame 2 is fixedly installed on the top of the mounting plate 1, an adjustment and fixing mechanism 3 is arranged on the top and right side of the mounting plate 1, a supporting leg 4 is fixedly installed on the bottom of the mounting plate 1, a movable locking mechanism 5 is arranged inside the supporting leg 4, and a reflective cone barrel 6 is arranged on the top of the mounting plate 1.

[0029] The adjusting and fixing mechanism 3 comprises an isolation component 31 and an adjustment component 32 , wherein the isolation component 31 is arranged on the left side of the adjustment component 32 .

[0030] Furthermore, the isolation assembly 31 includes a first mounting frame 311, which is fixedly installed on the top of the mounting plate 1, a partition 312 is rotatably installed inside the first mounting frame 311, a second mounting frame 313 is rotatably installed on the top of the partition 312, a top plate 314 is fixedly installed on the top of the second mounting frame 313, a third mounting frame 315 is fixedly installed on the bottom of the top plate 314, an adjustment block 316 is slidably installed inside the third mounting frame 315, a first spring 317 is fixedly installed on the top of the adjustment block 316, a toggle plate 318 is fixedly installed on the right side of the adjustment block 316, a plug-in column 319 is fixedly installed on the bottom of the adjustment block 316, and an abutment plate 3110 is fixedly installed on the right side of the partition 312, so as to achieve folding and unfolding effects and avoid the phenomenon of aircraft wheel chocks falling off the device during transportation.

[0031] Furthermore, the top of the first spring 317 is fixedly mounted to the top of the third mounting frame 315 , and plug-in holes are provided at corresponding positions of the abutment plate 3110 and the plug-in column 319 , so as to facilitate dynamic adjustment of the position of the top plate 314 .

[0032] Furthermore, the adjustment component 32 includes a first connecting frame 321 and a second connecting frame 322. The first connecting frame 321 and the second connecting frame 322 are both fixedly installed on the right side of the mounting plate 1. A push handle 323 is rotatably installed inside the first connecting frame 321, and an installation frame 324 is fixedly installed inside the second connecting frame 322. A first adjusting tooth block disk 325 is fixedly installed inside the installation frame 324, a connecting disk 326 is fixedly installed outside the push handle 323, and a second adjusting tooth block disk 327 is fixedly installed outside the connecting disk 326. A second spring 328 is arranged inside the installation frame 324 to facilitate adjusting the angle of the push handle 323 according to the pushing requirements.

[0033] Furthermore, the connecting disk 326 is slidably installed inside the mounting frame 324, the second spring 328 is arranged between the connecting disk 326 and the mounting frame 324, and the second adjusting tooth block disk 327 is engaged with the first adjusting tooth block disk 325, so as to lock the position of the push handle 323 after the adjustment is completed.

[0034] Embodiment 2:

[0035] See also Figure 5 , and combined with the first embodiment, it is further obtained that the mobile locking mechanism 5 includes a movable plate 51, the movable plate 51 is slidably installed inside the supporting leg 4, a universal wheel 52 is arranged at the bottom of the movable plate 51, a connecting sleeve 53 is fixedly installed on the top of the movable plate 51, a threaded rod 54 is rotatably installed at the bottom of the mounting plate 1, a first bevel gear 55 is fixedly installed on the outside of the threaded rod 54, a connecting frame 56 is fixedly installed at the bottom of the mounting plate 1, a connecting rod 57 is rotatably installed inside the connecting frame 56, a second bevel gear 58 is fixedly installed on the outside of the connecting frame 56 close to the threaded rod 54, and a handle 59 is fixedly installed on the side of the connecting rod 57 away from the second bevel gear 58, so that when placing the aircraft wheel chocks, the device as a whole can be locked and fixed to avoid random shaking.

[0036] Furthermore, the second bevel gear 58 is meshed with the first bevel gear 55, the threaded rod 54 is threadedly installed with the connecting sleeve 53, and a limiting sliding groove is provided inside the supporting leg 4 at a position corresponding to the movable plate 51, so as to facilitate rapid switching between the mobile and fixed states.

[0037] In actual operation, when the device is used, the reflective cone barrel 6 can be placed on the top of the mounting plate 1 first. Then, when the aircraft wheel chock needs to be placed, the toggle plate 318 can be pushed upward to make the adjustment block 316 slide inside the third mounting frame 315, so that the provided plug-in column 319 and the abutment plate 3110 are disengaged from the plug-in state. Then, the top plate 314 is rotated to rotate the partition plate 312 to achieve a flat state. Then, in order to prevent the device from shaking randomly during the prevention process, the handle 59 can be rotated to rotate the connecting rod 57 to rotate the provided second bevel gear 58 to rotate. The first bevel gear 55 is rotated to rotate the threaded rod 54. Under the action of the limiting groove inside the supporting leg 4, the connecting sleeve 53 can be moved upward to make the universal wheel 52 disengage from the ground. Under the action of the supporting leg 4, the device as a whole can be stably locked to avoid random shaking. Then, the aircraft wheel chock to be placed is placed on the top of the mounting plate 1, and then the top plate 314 is rotated in the opposite direction to make the partition plate 312 tend to be vertical. The plug-in column 319 will slide with the inclined surface of the abutment plate 3110. When the plug-in hole shape of the plug-in column 319 and the abutment plate 3110 is When the wheels of the aircraft are placed in a relative position, the push handle 323 can be pressed toward the inside of the mounting frame 324 according to the pushing demand, so that the second adjusting tooth block plate 327 and the first adjusting tooth block plate 325 are out of meshing state, and then the push handle 323 is rotated. Under the action of the first connecting frame 321, the angle of the push handle 323 can be adjusted. After adjusting to a comfortable position, the push handle 323 can be released, and under the action of the second spring 328, the connecting disk 326 will slide inside the mounting frame 324, so that the second adjusting tooth block disk 327 and the first adjusting tooth block disk 325 can resume the meshing state, thereby locking the angle of the push handle 323, and then the handle 59 can be rotated in the opposite direction, and under the cooperation of the second bevel gear 58, the first bevel gear 55, and the threaded rod 54, the movable plate 51 can move downward, so that the universal wheel 52 can resume contact with the ground, and then the push handle 323 can be pushed, and under the action of the universal wheel 52, the wheel chocks of the aircraft can be transported.

[0038] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. An aircraft wheel chock transport cart with a locking and fixing structure, comprising a mounting plate (1), characterized in that: An isolation frame (2) is fixedly mounted on the top of the mounting plate (1); an adjustment fixing mechanism (3) is arranged on the top and right side of the mounting plate (1); a support leg (4) is fixedly mounted on the bottom of the mounting plate (1); a movable locking mechanism (5) is arranged inside the support leg (4); and a reflective cone barrel (6) is arranged on the top of the mounting plate (1); The adjusting and fixing mechanism (3) comprises an isolation component (31) and an adjusting component (32), wherein the isolation component (31) is arranged on the left side of the adjusting component (32).

2. The aircraft wheel chock transport cart with a locking and fixing structure according to claim 1, characterized in that: The isolation assembly (31) comprises a first mounting frame (311), the first mounting frame (311) is fixedly mounted on the top of the mounting plate (1), a partition (312) is rotatably mounted inside the first mounting frame (311), a second mounting frame (313) is rotatably mounted on the top of the partition (312), a top plate (314) is fixedly mounted on the top of the second mounting frame (313), a third mounting frame (315) is fixedly mounted on the bottom of the top plate (314), an adjustment block (316) is slidably mounted inside the third mounting frame (315), a first spring (317) is fixedly mounted on the top of the adjustment block (316), a toggle plate (318) is fixedly mounted on the right side of the adjustment block (316), a plug-in column (319) is fixedly mounted on the bottom of the adjustment block (316), and an abutment plate (3110) is fixedly mounted on the right side of the partition (312).

3. The aircraft wheel chock transport cart with a locking and fixing structure according to claim 2, characterized in that: The top of the first spring (317) is fixedly mounted to the top of the inside of the third mounting frame (315), and plug-in holes are provided at corresponding positions of the abutment plate (3110) and the plug-in column (319).

4. The aircraft wheel chock transport cart with a locking and fixing structure according to claim 1, characterized in that: The adjustment component (32) comprises a first connecting frame (321) and a second connecting frame (322). The first connecting frame (321) and the second connecting frame (322) are both fixedly mounted on the right side of the mounting plate (1). A push handle (323) is rotatably mounted inside the first connecting frame (321). A mounting frame (324) is fixedly mounted inside the second connecting frame (322). A first adjustment tooth block disk (325) is fixedly mounted inside the mounting frame (324). A connecting disk (326) is fixedly mounted outside the pushing handle (323). A second adjustment tooth block disk (327) is fixedly mounted outside the connecting disk (326). A second spring (328) is arranged inside the mounting frame (324).

5. The aircraft wheel chock transport cart with a locking and fixing structure according to claim 4, characterized in that: The connecting disk (326) is slidably installed inside the mounting frame (324), the second spring (328) is arranged between the connecting disk (326) and the mounting frame (324), and the second adjusting tooth block disk (327) is meshed with the first adjusting tooth block disk (325).

6. The aircraft wheel chock transport cart with a locking and fixing structure according to claim 1, characterized in that: The movable locking mechanism (5) comprises a movable plate (51), the movable plate (51) is slidably mounted inside the supporting leg (4), a universal wheel (52) is arranged at the bottom of the movable plate (51), a connecting sleeve (53) is fixedly mounted on the top of the movable plate (51), a threaded rod (54) is rotatably mounted at the bottom of the mounting plate (1), a first bevel gear (55) is fixedly mounted on the outside of the threaded rod (54), a connecting frame (56) is fixedly mounted at the bottom of the mounting plate (1), a connecting rod (57) is rotatably mounted inside the connecting frame (56), a second bevel gear (58) is fixedly mounted on the outside of the connecting frame (56) on a side close to the threaded rod (54), and a handle (59) is fixedly mounted on a side of the connecting rod (57) away from the second bevel gear (58).

7. The aircraft wheel chock transport cart with a locking and fixing structure according to claim 6, characterized in that: The second bevel gear (58) is meshed with the first bevel gear (55), the threaded rod (54) is threadedly mounted on the connecting sleeve (53), and a limiting sliding groove is provided inside the supporting leg (4) at a position corresponding to the movable plate (51).

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