阅读说明：本技术 一种机场用履带传送装置及方法 (Crawler belt conveying device and method for airport ) 是由 高扬 谢丹丹 于 2020-06-17 设计创作，主要内容包括：本发明公开了一种机场用履带传送装置及方法,包括履带系统、滑轨系统、辅助系统、底座系统、位移系统；本装置在履带系统上将其设置成可调整间距长度和工作角度的结构,同时通过改变不同履带系统的工作状态可调整其整体工作长度和坡度,进而杜绝运输过程中滚落情况发生,提高运输效率和降低事故发生概率,同时结合位移系统还可整体调整工作高度,进而满足不同的工作对象要求。本装置在辅助系统中采用激光感应的方式对转运行李进行实时计件和记速,使得工作人员无需实时紧盯转运过程以防出现聚集性滚落,同时当发生聚集性滚落时可通过滑轨系统中的挡板将其阻断。(The invention discloses a crawler belt conveying device and method for an airport, which comprise a crawler belt system, a slide rail system, an auxiliary system, a base system and a displacement system, wherein the crawler belt system comprises a crawler belt, a slide rail and a slide rail; the device is arranged on a crawler system to be of a structure with adjustable interval length and working angle, the whole working length and gradient of the device can be adjusted by changing the working state of different crawler systems, the rolling condition in the transportation process is further avoided, the transportation efficiency is improved, the accident probability is reduced, the working height of the displacement system can be integrally adjusted by combining the displacement system, and the requirements of different working objects are further met. The device adopts a laser sensing mode in an auxiliary system to count and speed the transported luggage in real time, so that a worker does not need to stare at the transport process in real time to prevent the occurrence of aggregation falling, and can block the transportation luggage through a baffle in the sliding rail system when the occurrence of aggregation falling.)

1. A crawler belt conveying device for an airport is characterized by comprising a crawler belt system, a sliding rail system, an auxiliary system, a base system and a displacement system, wherein the crawler belt system is arranged on the sliding rail system;

the crawler system comprises a first crawler (1), a first transmission shaft (101), a first rotating shaft (102), a first connecting rod (2), a first telescopic rod (201), a second connecting rod (202), a second rotating shaft (3), a second crawler (301), a second transmission shaft (302), a third rotating shaft (303) and a third connecting rod (304); the crawler belt I (1) is sleeved on a transmission mechanism composed of a first rotating shaft (102) and a plurality of first transmission shafts (101), the crawler belt II (301) is sleeved on another transmission mechanism composed of a second rotating shaft (3), a third rotating shaft (303) and a plurality of second transmission shafts (302), the first rotating shaft (102) is connected with a first connecting rod (2), the second rotating shaft (3) is connected with a second connecting rod (202), the first connecting rod (2) is connected with the second connecting rod (202) through a first telescopic rod (201), the third rotating shaft (303) is connected with a third connecting rod (304), and the third connecting rod (304) is arranged on a sliding rail system;

the base system comprises a power supply box (8), a groove (801), a connecting column (804), an expansion joint (805), a step (806), a rotating shaft (807) and an inclined table (808); the side of the power box (8) is provided with two layers of grooves (801) through a plurality of connecting columns (804), the middle of each connecting column (804) is provided with an expansion joint (805), the side of the power box (8) is further provided with a step (806), and the lower end of the step (806) is provided with an inclined table (808) through a rotating shaft (807).

2. A crawler belt conveyor for airports as in claim 1, wherein: the track system and the slide rail system are a plurality of and the number of the track system and the number of the slide rail system are corresponding to each other.

3. A crawler belt conveyor for airports as claimed in claim 1, wherein: the sliding rail system comprises a sleeve head (4), a connecting rod IV (401), a lifting column (402), a lifting sleeve (403), a first rotating joint (404), a sliding table (405), a first sliding rail (5) and a second sliding rail (6); connecting rod three (304) cover is established on pullover (4), and pullover (4) are connected with lift post (402) through connecting rod four (401), lift post (402) set up in lift cover (403), and lift cover (403) bottom is connected with slip table (405) through swivel joint one (404), and slip table (405) slides and sets up in slide rail one (5) or slide rail two (6).

4. A crawler belt conveyor for airports as claimed in claim 1, wherein: the auxiliary system comprises a telescopic column (7), a joint arm (701), a cross beam (702), a baffle (703), a laser probe (704) and a telescopic rod II (705); the articulated arm (701) is arranged at the top of the telescopic column (7), one end of the articulated arm (701) is connected with a plurality of cross beams (702), the cross beams (702) are connected through a second telescopic rod (705), and the cross beams (702) are provided with a plurality of baffles (703) and laser probes (704).

5. A crawler belt conveyor for airports as claimed in claim 1, wherein: and a driving roller (802) is paved in the groove (801).

6. A crawler belt conveyor for an airport according to any one of claim 5, wherein: the side of the groove (801) is provided with a plurality of openings (803).

7. A crawler belt conveyor for an airport according to any one of claim 1, wherein: the displacement system comprises a connecting rod five (9), a telescopic sleeve (901), a rotary joint two (902), a wheel (903), a sliding sleeve (904), a sliding rod (905) and a sucker (906); connecting rod five (9) set up in power supply box (8) bottom, flexible cover (901) set up on connecting rod five (9), and flexible cover (901) lower extreme is connected with swivel II (902), and swivel II (902) lower extreme is equipped with wheel (903) through the bearing, and connecting rod five (9) one side is equipped with sliding sleeve (904), and slide bar (905) slide setting is in sliding sleeve (904), and slide bar (905) lower extreme is connected with sucking disc (906).

8. A method of using a crawler belt conveyor for airports as set forth in claim 1, wherein: the device unloads and transports the luggage in the cabin to the airport warehouse, and can also transport and load the luggage in the airport warehouse to the cabin.

9. The use method of the airport crawler belt conveyor according to claim 8, wherein: the specific steps for unloading and transferring the luggage in the cabin to the airport warehouse are as follows: the luggage is conveyed out through the first crawler belt (1), wherein the first transmission shaft (101) drives the first crawler belt (1) to rotate circularly, the first rotation shaft (102), the first connecting rod (2), the second connecting rod (202) and the second rotation shaft (3) work cooperatively to adjust the inclination angle of the first crawler belt (1), the length of the first telescopic rod (201) is adjusted to control the size of a gap between the first crawler belt (1) and the second crawler belt (301), and further the purpose of extending the conveying length or improving the height of a conveying position is achieved, the luggage is conveyed to the second crawler belt (301) from the first crawler belt (1) and is further conveyed along the second crawler belt (301), wherein the second crawler belt (301) is driven to rotate through the second transmission shaft (302), and the whole angle of the second crawler belt (301) can be adjusted through adjusting the third rotation shaft (303) to rotate around the third connecting rod (304);

the turning angle of the adjusting joint arm (701) of the auxiliary system can control the cross beam (702) to reach the position right above the crawler system, wherein the laser probe (704) is opposite to the crawler belt, when luggage on the crawler belt passes through, laser beams emitted by the laser probe (704) can be blocked, thereby causing signal attenuation to be sensed by the probe to finish counting, meanwhile, the number of the luggage passing through the unit time is calculated to obtain the whole passing speed of the luggage in the conveying process, when the passing speed is larger or far exceeds the conveying speed, can judge that the luggage rolls spontaneously, at the moment, the control baffle (703) is unfolded to shield the top of the crawler system so as to stop rolling, wherein the transverse position of the cross beam (702) is controlled by controlling the length of the telescopic rod II (705), the crawler belt system can adapt to crawler belt systems in different states, and the working heights of the cross beam (702) and parts carried by the cross beam can be adjusted by controlling the height of the telescopic column (7);

the power supply box (8) of the base system can supply power to the whole device through wires buried in each part, luggage to be loaded or unloaded can be placed in the groove (801), the luggage can be driven through the driving roller (802) to ensure that the groove (801) is filled with the luggage to the maximum extent, and the working heights of different grooves (801) can be adjusted by adjusting the length of the telescopic joint (805);

the displacement system drives the whole device to move or fix, wherein the working direction of the wheel (903) and the whole height of the device can be adjusted by adjusting the telescopic length of the telescopic sleeve (901) and the rotating angle of the second rotating joint (902), and the position of the sliding rod (905) on the sliding sleeve (904) can be adjusted to enable the sucker (906) to be contacted with the ground and further stably sucked, so that the effect of fixing the position of the whole device is achieved.

Technical Field

The invention relates to the technical field of conveying equipment, in particular to a crawler conveying device and method for an airport.

Background

Modern society develops rapidly, and the mode of people's trip selects a lot, and the aircraft trip has become the first-choice vehicle of many people's trip because of its short and flat transport characteristic, and the frequency of people's trip is many now and the cycle length makes it need carry a large amount of luggage in the trip process, and this has just provided higher new requirement to the airport ability of transporting luggage, for example can reach higher efficiency in transporting luggage in-process, in case the luggage is transported too slowly and makes the people load and unload not synchronized, aircraft take off late point etc..

However, the equipment used in the current airport for the baggage transfer process has the following problems: (1) most of the existing transfer equipment only adopts a single or double-section type crawler belt for transportation, but the transportation mode of the existing transfer equipment in the face of different machine types cannot be completely met, for example, the transportation gradient is too large due to too high cabin door, so that the rolling-off phenomenon is easy to occur in the transportation process, the transportation efficiency is delayed on one hand, and the accident occurrence probability is improved on the other hand; (2) most of the existing transfer devices adopt a single transportation form, namely a single transportation line form, but when the existing transfer devices face to the transfer of large or over-specification objects, the situation that the objects fall or roll off due to unstable gravity center in the transportation process is easily caused because the objects are placed obliquely or the contact area between the objects and a transportation surface is small; (3) the existing device mostly adopts a manual piece counting mode in the transferring process, so that the counting precision is not high, the level of real-time management and monitoring cannot be achieved, the transportation speed of the transferred articles cannot be calculated, the transferring process needs to be focused in real time to prevent the occurrence of the aggregation type rolling-off condition, and the existing equipment has no measures for preventing the occurrence of the aggregation type rolling-off condition; (4) the existing devices are either light in weight on the bottom or the chassis system and cannot be used for transporting heavier objects or better operating in severe weather environment, or the chassis system is heavy, and although the center of gravity of the whole stable device is heavy, the transportation oil consumption of the device is high due to the heavy weight and any gain effect on the improvement of the transportation efficiency cannot be brought.

Therefore, in view of the above-mentioned shortcomings, there is still a need for a new type of airport caterpillar conveyor in the field of article transportation and transfer technology, which is a research focus and focus of the field at present, and more a starting point and a power point for the present invention.

Disclosure of Invention

The invention aims to provide a crawler belt conveyor for an airport, aiming at solving the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme:

a crawler belt conveying device for an airport comprises a crawler belt system, a slide rail system, an auxiliary system, a base system and a displacement system, wherein the crawler belt system is arranged on the slide rail system, the slide rail system and the auxiliary system are both arranged on the base system, and the displacement system is positioned at the bottom of the base system;

the crawler system comprises a first crawler, a first transmission shaft, a first rotating shaft, a first connecting rod, a first telescopic rod, a second connecting rod, a second rotating shaft, a second crawler, a second transmission shaft, a third rotating shaft and a third connecting rod; the crawler belt is sleeved on a transmission mechanism consisting of a first rotating shaft and a plurality of first transmission shafts, the crawler belt is sleeved on another transmission mechanism consisting of a second rotating shaft, a third rotating shaft and a plurality of second transmission shafts, the first rotating shaft is connected with a first connecting rod, the second rotating shaft is connected with a second connecting rod, the first connecting rod is connected with the second connecting rod through a first telescopic rod, the third rotating shaft is connected with a third connecting rod, and the third connecting rod is arranged on a sliding rail system;

the base system comprises a power box, a groove, a connecting column, an expansion joint, a step, a rotating shaft and an inclined platform; the power box side is provided with two-layer groove through a plurality of spliced pole, and the spliced pole middle part is equipped with the telescopic joint, and the power box side still is equipped with the step, and the step lower extreme is provided with the sloping platform through the axis of rotation.

Preferably, the track system and the slide rail system are provided in a plurality, and the number of the track system and the number of the slide rail system correspond to that of the slide rail system.

Preferably, the sliding rail system comprises a sleeve head, a connecting rod IV, a lifting column, a lifting sleeve, a first rotating joint, a sliding table, a first sliding rail and a second sliding rail; the connecting rod three is set and is established overhead at the cover, and the cover is pullover through connecting rod four and is connected with the lift post, the lift post sets up in the lift cover, and lift cover bottom is connected with the slip table through swivel festival one, and the slip table slides and sets up in slide rail one or slide rail two.

Preferably, the auxiliary system comprises a telescopic column, a joint arm, a cross beam, a baffle, a laser probe and a telescopic rod II; the joint arm is arranged at the top of the telescopic column, one end of the joint arm is connected with a plurality of cross beams, the cross beams are connected through a telescopic rod II, and a plurality of baffles and laser probes are arranged on the cross beams;

preferably, a driving roller is paved in the groove.

Preferably, the side of the groove is provided with a plurality of openings.

Preferably, the displacement system comprises a connecting rod V, a telescopic sleeve, a rotary joint II, a wheel, a sliding sleeve, a sliding rod and a sucker; the connecting rod five is arranged at the bottom of the power box, the telescopic sleeve is arranged on the connecting rod five, the lower end of the telescopic sleeve is connected with a second rotary joint, the lower end of the second rotary joint is provided with wheels through bearings, one side of the connecting rod five is provided with a sliding sleeve, the sliding rod is arranged in the sliding sleeve in a sliding mode, and the lower end of the sliding rod is connected with a sucker.

A method for using a crawler belt conveyor for an airport, which can unload and transfer baggage in an airport cabin to an airport warehouse and also can transfer and load the baggage in the airport warehouse to the cabin. The specific steps for unloading and transferring the luggage in the cabin to the airport warehouse are as follows:

luggage is conveyed out through the first crawler belt, wherein the first transmission shaft drives the first crawler belt to rotate circularly, the first rotation shaft, the first connecting rod, the second connecting rod and the second rotation shaft work cooperatively to adjust the inclination angle of the first crawler belt, the length of the first telescopic rod is adjusted to control the size of a gap between the first crawler belt and the second crawler belt, and further the purpose of extending the conveying length or improving the height of a conveying position is achieved;

the bending angle of the adjusting joint arm of the auxiliary system can control the cross beam to reach the position right above the crawler system, wherein the laser probe faces the crawler, when luggage on the crawler passes through, laser beams emitted by the laser probe can be blocked, so that signals are weakened and sensed by the probe, counting is completed, the integral passing speed of the luggage in conveying can be obtained by calculating the number of the luggage passing through in unit time, when the passing speed is higher or far exceeds the conveying speed, spontaneous rolling of the luggage can be judged, at the moment, the control baffle is unfolded to shield the top of the crawler system, rolling is prevented, the transverse position of the cross beam is controlled by controlling the length of the telescopic rod II, the cross beam can be adapted to the crawler systems in different states, and the working heights of the cross beam and parts carried by the cross beam can be adjusted by controlling the height of the telescopic column;

the power supply box of the base system can supply power and energy to the whole device through wires buried in each part, luggage to be loaded or unloaded can be placed in the grooves, the luggage can be driven through the driving rollers to ensure that the grooves are filled with the luggage to the maximum extent, and the working heights of different grooves can be adjusted by adjusting the length of the telescopic joint;

the displacement system drives the whole device to move or fix, wherein the working direction of the wheels and the whole height of the device can be adjusted by adjusting the telescopic length of the telescopic sleeve and the rotating angle of the second rotating joint, and the position of the sliding rod on the sliding sleeve is adjusted to ensure that the sucker is contacted with the ground and then stably sucked, so that the effect of fixing the position of the whole device is achieved.

Compared with the prior art, the invention has the following beneficial effects:

(1) the device is arranged on a crawler system to be of a structure with adjustable interval length and working angle, the whole working length and gradient of the device can be adjusted by changing the working state of different crawler systems, the rolling condition in the transportation process is further avoided, the transportation efficiency is improved, the accident probability is reduced, the working height of the displacement system can be integrally adjusted by combining the displacement system, and the requirements of different working objects are further met.

(2) This device accessible slide rail system and then convert different track systems into apposition state or parallel state side by side for the transportation form no longer singly limits in the form of a list transportation line, and the aspect carries out the transportation of large-scale or super rule article, because enlarged article in the transportation and placed the space, has increased the area of contact of article and transportation face, makes article be difficult to drop or roll off in transit.

(3) The device adopts a laser sensing mode in an auxiliary system to count and speed the transported luggage in real time, so that a worker does not need to stare at the transport process in real time to prevent the occurrence of aggregation falling, and can block the transportation luggage through a baffle in the sliding rail system when the occurrence of aggregation falling.

(4) This device is through setting up the liftable groove that has the driving roller on base system, on the one hand even improvement the weight of whole device with stabilize its focus, on the other hand can increase the carrying capacity of device, the former can improve the device and resist the ability of abominable operating mode, the latter can improve the holistic transfer efficiency of device.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the track system of the present invention;

FIG. 3 is a schematic structural view of the slide rail system of the present invention;

FIG. 4 is a schematic diagram of the auxiliary system of the present invention;

FIG. 5 is a schematic structural view of a base system and a displacement system according to the present invention;

wherein: the device comprises a first crawler 1, a first transmission shaft 101, a first rotating shaft 102, a first connecting rod 2, a first telescopic rod 201, a second connecting rod 202, a second rotating shaft 3, a second crawler 301, a second transmission shaft 302, a third rotating shaft 303, a third connecting rod 304, a sleeve head 4, a fourth connecting rod 401, a lifting column 402, a lifting sleeve 403, a first rotating joint 404, a sliding table 405, a first sliding rail 5, a second sliding rail 6, a telescopic column 7, a joint arm 701, a cross beam 702, a baffle 703, a laser probe 704, a second telescopic rod 705, a power supply box 8, a groove 801, a transmission roller 802, an opening 803, a connecting column 804, a telescopic joint 805, a step 806, a rotating shaft 807, an inclined table 808, a fifth connecting rod 9, a telescopic sleeve 901, a second rotating joint 902, a wheel 903, a sliding.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a crawler belt conveying device for an airport includes a crawler belt system, a rail system, an auxiliary system, a base system, and a displacement system, wherein the crawler belt system is disposed on the rail system, the rail system and the auxiliary system are both disposed on the base system, and the displacement system is disposed at the bottom of the base system;

the crawler system comprises a crawler 1, a transmission shaft 101, a rotating shaft 102, a connecting rod 2, a telescopic rod 201, a connecting rod 202, a rotating shaft 3, a crawler 301, a transmission shaft 302, a rotating shaft 303 and a connecting rod 304; the first crawler 1 is sleeved on a transmission mechanism consisting of a first rotating shaft 102 and a plurality of first transmission shafts 101, the second crawler 301 is sleeved on another transmission mechanism consisting of a second rotating shaft 3, a third rotating shaft 303 and a plurality of second transmission shafts 302, the first rotating shaft 102 is connected with a first connecting rod 2, the second rotating shaft 3 is connected with a second connecting rod 202, the first connecting rod 2 is connected with the second connecting rod 202 through a first telescopic rod 201, the third rotating shaft 303 is connected with a third connecting rod 304, and the third connecting rod 304 is arranged on a sliding rail system; the track system and the slide rail system are a plurality of and the number of the track system and the number of the slide rail system are corresponding to each other.

The sliding rail system comprises a sleeve head 4, a connecting rod IV 401, a lifting column 402, a lifting sleeve 403, a first rotating joint 404, a sliding table 405, a first sliding rail 5 and a second sliding rail 6; the three 304 sleeves of the connecting rod are arranged on the sleeve head 4, the sleeve head 4 is connected with the lifting column 402 through the four 401 connecting rods, the lifting column 402 is arranged in the lifting sleeve 403, the bottom of the lifting sleeve 403 is connected with the sliding table 405 through the first rotating joint 404, the sliding table 405 is arranged in the first sliding rail 5 or the second sliding rail 6 in a sliding mode, and the second sliding rail 6 is J-shaped.

The auxiliary system comprises a telescopic column 7, a joint arm 701, a cross beam 702, a baffle 703, a laser probe 704 and a telescopic rod II 705; the articulated arm 701 is arranged at the top of the telescopic column 7, one end of the articulated arm 701 is connected with a plurality of cross beams 702, the cross beams 702 are connected through a telescopic rod II 705, a plurality of baffles 703 and laser probes 704 are arranged on the cross beams 702, and the baffles 703 are in a folding shape.

The base system comprises a power supply box 8, a groove 801, a connecting column 804, an expansion joint 805, a step 806, a rotating shaft 807 and an inclined platform 808; the side of the power box 8 is provided with two layers of grooves 801 through a plurality of connecting columns 804, the middle of each connecting column 804 is provided with a telescopic joint 805, the side of the power box 8 is further provided with a step 806, and the lower end of the step 806 is provided with an inclined table 808 through a rotating shaft 807. A driving roller 802 is laid in the groove 801. The side of the groove 801 is provided with a plurality of openings 803.

The displacement system comprises a connecting rod five 9, a telescopic sleeve 901, a rotary joint two 902, a wheel 903, a sliding sleeve 904, a sliding rod 905 and a sucker 906; connecting rod five 9 sets up in 8 bottoms of power supply box, flexible cover 901 sets up on connecting rod five 9, and flexible cover 901 lower extreme is connected with two 902 of rotary joint, and two 902 lower extremes of rotary joint are equipped with wheel 903 through the bearing, and connecting rod five 9 one side is equipped with sliding sleeve 904, and slide bar 905 slides and sets up in sliding sleeve 904, and the lower extreme of slide bar 905 is connected with sucking disc 906.

The working process of the invention is as follows: the device not only can unload and transfer the baggage in the cabin to the airport warehouse, but also can transfer and load the baggage in the airport warehouse to the cabin, has the same working mode, and selects one working process for description. The luggage in the cabin is conveyed out through the first crawler 1, the first transmission shaft 101 drives the first crawler 1 to rotate circularly, the first rotating shaft 102, the first connecting rod 2, the second connecting rod 202 and the second rotating shaft 3 work cooperatively to adjust the inclination angle of the first crawler 1, and the length of the first telescopic rod 201 is adjusted to control the size of a gap between the first crawler 1 and the second crawler 301, so that the purpose of extending the conveying length or improving the height of a conveying position is achieved. The luggage is conveyed from the first crawler 1 to the second crawler 301 and is further conveyed along the second crawler 301, wherein the second crawler 301 is driven to rotate by the second transmission shaft 302, and the overall angle of the second crawler 301 can be adjusted by adjusting the third rotating shaft 303 to rotate around the third connecting rod 304. The number of the crawler systems is more than two, the first crawler system and the second crawler system can form a same-position state through the sliding rail system, namely the first crawler system and the second crawler system correspond in head and tail, and the whole conveying distance can be prolonged. But when meetting super rule article, accessible slide rail system connects two track systems in parallel side by side, extension conveying width and area, its theory of operation is as follows, the adjustment is located the slip table 405 on slide rail two 6, make it reach the J font bottom of slide rail two 6, and then make the slip table that is located on different slide rails be parallel state and be close to each other, this moment because the removal of slip table can make pullover 4 drive its track system who connects and move, on the one hand track system self carries out angle and length adjustment, on the other hand adjusts the rotation angle of swivel one 404 and the lift height of lift post 402 in lift cover 403, can make two track systems form parallelly connected side by side fast, wherein the slip table also can slide in slide rail one 5. Whether the crawler systems are in parallel side by side or in an identical position, the luggage needs to be counted and the speed is recorded, so that on one hand, real-time trace counting management can be carried out, on the other hand, gathering rolling caused by overlarge conveying gradient of the luggage can be prevented, wherein the turning angle of the joint arm 701 is adjusted to control the cross beam 702 to reach the position right above the crawler systems, wherein the laser probe 704 directly faces the crawler, when the luggage on the crawler passes through, a laser beam emitted by the laser probe 704 is blocked, so that signals are weakened and sensed by the probe, counting is completed, meanwhile, the integral passing speed of the luggage in conveying can be obtained by calculating the number of the luggage passing through in unit time, when the passing speed is larger or far higher than the conveying speed, the luggage can be judged to have spontaneous rolling or even gathering rolling, at this moment, the baffle 703 needs to be controlled to be unfolded to shield the top of the crawler systems, and further rolling is prevented, wherein the transverse position of the cross beam 702 is controlled by controlling the length of the second telescopic rod 705, so that the crawler track system can adapt to crawler track systems in different states, and the working heights of the cross beam 702 and parts carried by the cross beam 702 can be adjusted by controlling the height of the telescopic column 7. The base system is to strengthen the center of gravity of the whole device on one hand, so that the device can adapt to different working conditions, for example, the device can work widely in airports with strong airflow environment, for example, carrying overweight luggage, etc., the specific working principle is as follows, the power supply box 8 can supply power to the whole device through the wires buried in each component, the luggage to be loaded or unloaded can be placed in the groove 801, and the luggage can be driven by the driving roller 802 to ensure that the full groove 801 is filled with the luggage to the maximum extent, so that the carrying efficiency is maximized, the center of gravity of the whole device can be completely and uniformly strengthened, the capability of the device for resisting the severe working environment is improved, and the luggage can be conveniently stored and taken from different angles due to the arrangement of the opening 803. Adjusting the length of the telescopic joint 805 can adjust the working height of the different grooves 801. Wherein the personnel can work on the apparatus sequentially through the steps 806 and ramps 808 if the track systems are in a parallel side-by-side configuration, wherein the ramps 808 can be rotated up and down by the rotation shaft 807. The displacement system can drive the whole device to move or fix, wherein the working direction of the wheel 903 and the whole height of the device can be adjusted by adjusting the telescopic length of the telescopic sleeve 901 and the rotating angle of the second rotating joint 902, and the sucking disc 906 can be contacted with the ground and further stably sucked by adjusting the position of the sliding rod 905 on the sliding sleeve 904, so that the effect of fixing the position of the whole device is achieved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.