Special boarding ladder convenient to fold and unfold

Abstract

The utility model belongs to the technical field of boarding ladders, in particular to a special boarding ladder convenient to fold and unfold, which comprises a vehicle head, a vehicle plate is fixedly arranged on one side of the vehicle head, and two sliding chutes are arranged at the top of the vehicle plate. The output end of the adjusting motor drives a gear, the gear drives a connecting plate through a gear block, the connecting plate drives a platform on one side when moving, the adjusting motor is closed after the platform moves to one side of a vehicle head, then the push rod motor is started, and the output end of the push rod motor extends outwards; the output end of the push rod motor drives the platform to rotate around the hinged point of the platform and the boarding ladder, after the included angle between the boarding ladder and the bottom of the platform is 180 degrees, the push rod motor is closed, the air cylinder is started to enable the output end of the air cylinder to contract inwards, the output end of the air cylinder drives one end of the boarding ladder to fall, and the boarding ladder is collected.

Description

Technical Field

[0001] The utility model relates to the technical field of boarding ladders, in particular to a special boarding ladder which is convenient to fold and organize. Background Art

[0002] The boarding ladder is an essential component commonly used by ground staff for boarding. When the pilot and other people on the plane board the plane, the ground staff must quickly move the boarding ladder away from the plane. When the plane arrives at the destination, the ground staff needs to transport the boarding ladder to the landing place and connect the boarding ladder to the plane for the pilot and other people on the plane to leave the plane. The pilot and other people on the plane need to use the boarding ladder when boarding and leaving the plane.

[0003] However, in the existing equipment, the boarding ladder and the platform are fixed and installed by bolts. When the boarding ladder needs to be completely retracted after use, the screws between the platform and the ladder need to be removed and the platform needs to be disassembled before the boarding ladder can be stored. This cannot achieve the purpose of quickly and conveniently storing the boarding ladder. Therefore, a special boarding ladder that is easy to store is proposed. Utility Model Content

[0004] The utility model aims to solve the shortcomings of the prior art and provides a special ladder for boarding which is convenient to fold.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a special boarding ladder that is easy to fold and fold, comprising a car head, a car plate is fixedly provided on one side of the car head, two slide grooves are provided on the top of the car plate, the same adjustment structure is movably provided in the two slide grooves, a boarding ladder is movably provided on the top of the adjustment structure, a connecting platform is fixedly provided at the bottom of the boarding ladder, two cylinders are movably provided on the top of the adjustment structure, the output ends of the two cylinders are movably connected to the bottom of the connecting platform, a platform is hinged on one side of the boarding ladder, and two push rod motors are movably provided at the bottom of the platform and the bottom of the connecting platform.

[0006] As a further description of the above technical solution:

[0007] The adjustment structure includes a connecting plate movably connected to the vehicle plate and a mounting platform fixedly mounted to the vehicle plate, an adjusting motor is fixedly provided on the top of the mounting platform, a gear is fixedly provided on the output end of the adjusting motor, a plurality of gear blocks are fixedly provided on the bottom of the connecting plate, the gears and gear blocks are meshed for transmission, a first support platform and a second support platform are fixedly provided on the top of the connecting plate, and the bottom of the cylinder is movably connected to the top of the first support platform.

[0008] As a further description of the above technical solution:

[0009] A plurality of vertical rods are fixedly provided at the bottom of the connecting plate, and a sliding block is fixedly provided at the bottom ends of the plurality of vertical rods, and the sliding block is movably connected to the sliding groove.

[0010] As a further description of the above technical solution:

[0011] The top of the first support platform is provided with two receiving grooves, and the receiving grooves are adapted to the push rod motor.

[0012] As a further description of the above technical solution:

[0013] Two vertical plates are fixedly provided on the top of the vehicle plate, bearings are fixedly provided on the vertical plates, and the output shaft of the regulating motor passes through the inner ring of the bearing and is fixedly connected to the inner ring of the bearing.

[0014] As a further description of the above technical solution:

[0015] The bottom of the platform and the connecting platform are both fixedly provided with two hinged seats, and the two ends of the two push rod motors are respectively movably connected to the two hinged seats.

[0016] As a further description of the above technical solution:

[0017] The surfaces of the boarding ladder and the platform are coated with an anti-corrosion layer.

[0018] The utility model has the following beneficial effects:

[0019] 1. Compared with the prior art, the special boarding ladder which is convenient to fold and fold is provided with a push rod motor, an adjusting motor, a gear, a slider, a vertical rod and a connecting plate. When the boarding ladder needs to be folded and folded, the adjusting motor is started and rotated clockwise, and the output end of the adjusting motor drives the gear, and the gear drives the connecting plate through the tooth block. When the connecting plate moves, it drives the platform on one side. When the platform moves to one side of the front of the vehicle, the adjusting motor is turned off, and then the push rod motor is started to extend its output end outward. The output end of the push rod motor drives the platform to rotate around the hinge point with the boarding ladder. When the bottom angle between the boarding ladder and the platform forms 180 degrees, the push rod motor is turned off and the cylinder is started to shrink its output end inward. The output end of the cylinder drives one end of the boarding ladder to fall, thereby realizing the folding and folding of the boarding ladder.

[0020] 2. Compared with the prior art, the special boarding ladder which is convenient to fold up has a storage slot. When the boarding ladder is folded up, two push rod motors will enter the storage slot, which can effectively prevent the push rod motors from being squeezed and damaged. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the three-dimensional structure from a first-person perspective of a conveniently foldable boarding ladder proposed by the utility model;

[0022] Figure 2 This is a schematic diagram of the three-dimensional structure from a second perspective of a conveniently foldable boarding ladder proposed by the utility model;

[0023] Figure 3 This is a first-view stereoscopic schematic diagram of an adjustment structure in a special boarding ladder that is convenient to fold and organize, proposed by the utility model;

[0024] Figure 4 The utility model is a second perspective stereoscopic schematic diagram of an adjustment structure in a special boarding ladder that is convenient to fold and organize.

[0025] Legend:

[0026] 1. Car head; 2. Car plate; 3. Slide; 4. Adjustment structure; 401. Connecting plate; 402. Mounting platform; 403. Vertical rod; 404. Sliding block; 405. Adjustment motor; 406. Gear; 407. Gear block; 408. First support platform; 409. Storage slot; 410. Second support platform; 5. Boarding ladder; 6. Cylinder; 7. Platform; 8. Connecting platform; 9. Push rod motor. DETAILED DESCRIPTION

[0027] 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.

[0028] Reference Figures 1 to 4The utility model provides a special boarding ladder that is convenient to fold up: it includes a car head 1, a car plate 2 is fixedly provided on one side of the car head 1, two slide grooves 3 are provided on the top of the car plate 2, the same adjustment structure 4 is movably provided in the two slide grooves 3, and a boarding ladder 5 is movably provided on the top of the adjustment structure 4. The adjustment structure 4 includes a connecting plate 401 movably connected to the car plate 2 and a mounting platform 402 fixedly installed on the car plate 2, a plurality of vertical rods 403 are fixedly provided at the bottom of the connecting plate 401, and a slider 404 is fixedly provided at the bottom end of the plurality of vertical rods 403, and the slider 404 is movably connected to the slide groove 3, and an adjusting motor 405 is fixedly provided on the top of the mounting platform 402, and two vertical plates are fixedly provided on the top of the car plate 2. A bearing is fixedly provided on the plate, and the output shaft of the adjusting motor 405 passes through the inner ring of the bearing and is fixedly connected to the inner ring of the bearing. A gear 406 is fixedly provided at the output end of the adjusting motor 405. A plurality of tooth blocks 407 are fixedly provided at the bottom of the connecting plate 401. The gears 406 and the tooth blocks 407 are meshed for transmission. A first support platform 408 and a second support platform 410 are fixedly provided at the top of the connecting plate 401. The bottom of the cylinder 6 and the top of the first support platform 408 are movably connected. The setting of the adjusting structure 4 can play a role in adjusting the position of the platform 7. With the use of the cylinder 6 and the push rod motor 9, the platform 7 and the boarding ladder 5 can be quickly folded up without disassembling the platform 7, thereby improving the convenience of folding up.

[0029] Reference Figure 4 In order to achieve the purpose of storage, two storage grooves 409 are provided on the top of the first support platform 408. The storage grooves 409 are adapted to the push rod motor 9. After the boarding ladder 5 is stored, the push rod motor 9 is completely immersed in the storage grooves 409, which can effectively prevent the push rod motor 9 from being squeezed and damaged;

[0030] Reference Figure 2 In order to achieve the purpose of quickly adjusting the angle of the platform 7, a connecting platform 8 is fixedly provided at the bottom of the boarding ladder 5, and two cylinders 6 are movably provided at the top of the adjustment structure 4. The output ends of the two cylinders 6 are movably connected to the bottom of the connecting platform 8. A platform 7 is hinged on one side of the boarding ladder 5. The surfaces of the boarding ladder 5 and the platform 7 are coated with an anti-corrosion layer. The setting of the anti-corrosion layer can improve the corrosion resistance of the equipment. Two push rod motors 9 are movably provided at the bottom of the platform 7 and the bottom of the connecting platform 8. Two hinged seats are fixedly provided at the bottom of the platform 7 and the connecting platform 8. The two ends of the two push rod motors 9 are movably connected to the two hinged seats respectively. The push rod motor 9 can control the angle between the platform 7 and the boarding ladder 5. When folding the equipment, the angle between the control platform 7 and the bottom of the boarding ladder 5 is adjusted to one hundred and eighty degrees, so that the folding of the boarding ladder 5 can be completed without disassembling the platform 7, thereby improving the convenience of folding.

[0031] Working principle: When the boarding ladder 5 is in use, there is an empty slot between the platform 7 and one side of the boarding ladder 5. When the boarding ladder 5 is used and needs to be stored, the adjusting motor 405 is first started and rotated clockwise. The output end of the adjusting motor 405 drives the gear 406, and the gear 406 drives the connecting plate 401 through the gear block 407. The connecting plate 401 drives multiple vertical rods 403 and sliders 404 at the bottom. When the connecting plate 401 moves, it will drive the platform 7 on one side. When the platform 7 moves to one side of the vehicle head 1 and does not contact the vehicle head 1 when falling, the adjusting motor 405 is turned off. 5, then start the push rod motor 9 to make its output end extend outward, the output end of the push rod motor 9 drives the platform 7 to rotate around the hinge point with the boarding ladder 5, when the gap between the platform 7 and one side of the boarding ladder 5 does not exist, the bottom angle of the boarding ladder 5 and the platform 7 forms 180 degrees, then turn off the push rod motor 9 and start the cylinder 6 to make its output end retract inward, the output end of the cylinder 6 drives one end of the boarding ladder 5 to fall, when the bottom of the boarding ladder 5 fits with the top of the first support platform 408 and the second support platform 410, turn off the cylinder 6, at this time the boarding ladder 5 and the platform 7 are completely folded.

[0032] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A special boarding ladder that is convenient to fold up, comprising a front part (1), characterized in that: A vehicle plate (2) is fixedly provided on one side of the vehicle head (1), two slide grooves (3) are provided on the top of the vehicle plate (2), the same adjustment structure (4) is movably provided in the two slide grooves (3), a boarding ladder (5) is movably provided on the top of the adjustment structure (4), a connecting platform (8) is fixedly provided on the bottom of the boarding ladder (5), two cylinders (6) are movably provided on the top of the adjustment structure (4), the output ends of the two cylinders (6) are movably connected to the bottom of the connecting platform (8), a platform (7) is hinged on one side of the boarding ladder (5), and two push rod motors (9) are movably provided at the bottom of the platform (7) and the bottom of the connecting platform (8).

2. The conveniently foldable boarding ladder according to claim 1 is characterized by: The adjustment structure (4) comprises a connecting plate (401) movably connected to the vehicle plate (2) and a mounting platform (402) fixedly mounted to the vehicle plate (2); an adjustment motor (405) is fixedly provided on the top of the mounting platform (402); a gear (406) is fixedly provided at the output end of the adjustment motor (405); a plurality of tooth blocks (407) are fixedly provided on the bottom of the connecting plate (401); the gears (406) and the tooth blocks (407) are meshed for transmission; a first support platform (408) and a second support platform (410) are fixedly provided on the top of the connecting plate (401); and the bottom of the cylinder (6) and the top of the first support platform (408) are movably connected.

3. The conveniently foldable boarding ladder according to claim 2 is characterized in that: A plurality of vertical rods (403) are fixedly provided at the bottom of the connecting plate (401), and a sliding block (404) is fixedly provided at the bottom end of each of the vertical rods (403), and the sliding block (404) is movably connected to the sliding groove (3).

4. The conveniently foldable boarding ladder according to claim 2 is characterized in that: The top of the first support platform (408) is provided with two receiving grooves (409), and the receiving grooves (409) are adapted to the push rod motor (9).

5. The conveniently foldable boarding ladder according to claim 2 is characterized in that: Two vertical plates are fixedly provided on the top of the vehicle plate (2), bearings are fixedly provided on the vertical plates, and the output shaft of the regulating motor (405) passes through the inner ring of the bearing and is fixedly connected to the inner ring of the bearing.

6. The conveniently foldable boarding ladder according to claim 1 is characterized by: The bottom of the platform (7) and the connecting platform (8) are both fixedly provided with two hinged seats, and the two ends of the two push rod motors (9) are movably connected to the two hinged seats respectively.

7. The conveniently foldable boarding ladder according to claim 1 is characterized by: The surfaces of the boarding ladder (5) and the platform (7) are both coated with an anti-corrosion layer.

Images