CN112896022A - Hydrogen storage bottle loading and unloading structure and method of hydrogen storage bottle transport truck - Google Patents

Abstract

The invention discloses a hydrogen storage bottle loading and unloading structure and method of a hydrogen storage bottle transport truck, which comprises a cargo compartment, wherein a goods shelf is arranged in the cargo compartment, the goods shelf comprises a plurality of bearing layers which are arranged in an up-and-down relationship, each bearing layer comprises a plurality of bearing frames which are arranged in parallel, racks which extend along the length direction of each bearing frame are arranged on each bearing frame, the racks are in sliding connection with the bearing frames, a plurality of clamps are uniformly distributed on each bearing frame, the clamps are fixedly connected with transmission gears which are meshed with the racks, one end of each bearing frame is provided with a driving gear which is meshed with the racks, and the driving gear is connected. The hydrogen storage bottle loading and unloading structure and method of the hydrogen storage bottle transport truck provided by the invention have the advantages that the hydrogen storage bottles are arranged in multiple layers, the accommodating capacity of a cargo compartment can be effectively improved, meanwhile, the hydrogen storage bottles can be automatically clamped or loosened, manual clamping or disassembly is not needed, the transport efficiency of the hydrogen storage bottles is greatly improved, and the transport cost of the hydrogen storage bottles is reduced.

Description

Hydrogen storage bottle loading and unloading structure and method of hydrogen storage bottle transport truck

Technical Field

The invention relates to the technical field of hydrogen storage bottle transport trucks, in particular to a hydrogen storage bottle loading and unloading structure and method of a hydrogen storage bottle transport truck.

Background

Hydrogen is a globally recognized energy source without carbon emission at present, has great development potential, and is generally transported to a use place for use after being filled into a hydrogen storage bottle by a manufacturer. At present during the hydrogen storage bottle transportation, if crouching and putting, then need bind it through the manual work and fix in the goods railway carriage or compartment, the operation is comparatively troublesome, need consume a large amount of manpower and materials, and handling efficiency is low, and if place hydrogen storage bottle upright in the goods railway carriage or compartment, then can not pile up and put things in good order, can only pile up one deck hydrogen storage bottle for the goods railway carriage or compartment has only utilized the lower part space, and space utilization is lower, has promoted the cost of transportation of hydrogen storage bottle.

Disclosure of Invention

In order to solve the problems, the invention provides a hydrogen storage bottle loading and unloading structure and method of a hydrogen storage bottle transport truck, which can automatically fix the hydrogen storage bottle during the transportation of the hydrogen storage bottle, greatly improve the transportation efficiency and reduce the operation burden of workers.

The invention specifically adopts the following technical scheme for realizing the purpose:

the hydrogen storage bottle loading and unloading structure of the hydrogen storage bottle transport truck comprises a cargo compartment, wherein a goods shelf is arranged in the cargo compartment and comprises a plurality of bearing layers which are arranged in an up-down relationship, each bearing layer comprises a plurality of bearing frames which are arranged in parallel, racks which extend along the length direction of each bearing frame are arranged on each bearing frame, the racks are in sliding connection with the bearing frames, a plurality of clamps are evenly distributed on each bearing frame, each clamp is fixedly connected with a transmission gear meshed with the corresponding rack, a driving gear meshed with the corresponding rack is arranged at one end of each bearing frame, and each driving gear is connected with a driving motor.

Furthermore, the clamp comprises a connecting plate, and a first arc-shaped groove and a second arc-shaped groove which are concavely arranged on the connecting plate, the first arc-shaped groove and the second arc-shaped groove are symmetrically arranged, the first arc-shaped groove and the second arc-shaped groove are respectively attached to hydrogen storage bottles positioned on two sides of the clamp, and the connecting plate is fixedly connected with the transmission gear.

Furthermore, the bearing frame is provided with a mounting base, the mounting base is provided with a sliding block in a sliding mode, and the rack is fixed on the sliding block.

Further, bear the frame and include parallel arrangement's first support and second support, the rack is located between first support and the second support, installation base and first support fixed connection, driving motor fixes on the installation base, a pivot that runs through the connecting plate of connecting plate fixedly connected with, pivot one end is connected with first support rotation, and the other end is connected with the second support rotation, drive gear and pivot fixed connection.

Furthermore, the rack is provided with a plurality of racks which are uniformly arranged on the sliding block in a straight line, and the length of the rack is more than or equal to the required length of the clamp for rotating to clamp or release the hydrogen storage bottle.

Furthermore, the mounting base comprises a plurality of bearing plates fixedly connected with the first support, and sliding grooves for sliding of the sliding blocks are formed in the bearing plates.

Furthermore, the middle of the cargo box is provided with a box door, the goods shelves are provided with 2 groups and are respectively positioned on two sides of the box door, the length direction of the bearing frame is parallel to the length direction of the cargo box, one side of the goods shelves, which is close to the box door, is provided with a goods loading and unloading mechanism, the goods loading and unloading mechanism comprises a mounting plate positioned at the end part of the bearing frame and a fork arranged on the mounting plate, the fork is connected with a first driving device for driving the fork to transversely move, the first driving device is connected with a second driving device for driving the fork and the first driving device to longitudinally move, the fork comprises a first fork body and a second fork body which are arranged in parallel, and the distance between the first fork body and the second fork body is greater than the width of the bearing frame and the width of the conveying track.

Further, the conveying track is a conveyor belt extending from one side of the goods shelf to the position of the compartment door.

Further, the first and second fork ends are bent upward.

Further, the hydrogen storage bottle loading comprises the steps of:

the hydrogen storage bottles are conveyed to a conveying track, and the hydrogen storage bottles are conveyed to a bearing frame by a fork;

starting a driving motor to drive a clamp to clamp the hydrogen storage bottle;

the method for detaching the hydrogen storage bottle from the shelf comprises the following steps:

starting a driving motor to enable the clamp to loosen the hydrogen storage bottle;

the hydrogen storage bottles are conveyed to the conveying track by the fork and are conveyed to the carriage door by the conveying track for collection.

The invention has the following beneficial effects:

the hydrogen storage bottle loading and unloading structure of the hydrogen storage bottle transport truck provided by the invention has the advantages that the hydrogen storage bottles are arranged in multiple layers, the containing capacity of a cargo compartment can be effectively improved, meanwhile, the hydrogen storage bottle can be automatically clamped or loosened without manual clamping or disassembly, the transportation efficiency of the hydrogen storage bottle is greatly improved, the transportation cost of the hydrogen storage bottle is reduced, particularly, when loading the hydrogen storage bottle, the hydrogen storage bottle is directly and sequentially placed on the bearing frame, then the driving motor is started, the clamp is rotated, the clamp can be rotated to block the hydrogen storage bottle, thereby effectively fixing the hydrogen storage bottle and preventing the hydrogen storage bottle from sliding off, when the hydrogen storage bottle needs to be dismounted, then make driving motor reversal, make anchor clamps rotate to break away from completely with the hydrogen storage bottle, alright unload the hydrogen storage bottle smoothly from bearing the frame, greatly promoted the handling efficiency of hydrogen storage bottle, alleviateed staff's operation burden.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the cargo box lifting mechanism;

FIG. 3 is a side view of the cargo bed;

FIG. 4 is a schematic view of a support table structure;

FIG. 5 is a schematic view of a shelf mounting structure inside the cargo box;

FIG. 6 is a schematic view showing a structure in which a clamp clamps a hydrogen storage cylinder;

FIG. 7 is a schematic view showing a structure of the hydrogen storage cylinder with the clamp released;

FIG. 8 is a schematic view of a clamp and rack mating arrangement;

FIG. 9 is a schematic view of a clip mounting structure;

FIG. 10 is a schematic view of a door opening position;

FIG. 11 is a schematic view of the interior layout of the cargo bed;

FIG. 12 is a schematic view of a fork and shelf layout;

FIG. 13 is a schematic view of a fork drive configuration;

reference numerals: 1-vehicle frame, 2-cargo compartment, 201-compartment body, 202-vertical beam, 203-connecting piece, 204-piston cylinder, 205-lifting column, 206-supporting table, 207-antiskid tooth, 3-goods shelf, 4-mounting plate, 401-fork, 402-first fork body, 403-second fork body, 404-plate body, 405-first screw rod, 406-first guide rod, 407-connecting seat, 408-second screw rod, 409-second guide rod, 5-conveying track, 6-hydrogen storage bottle, 7-bearing frame, 701-rack, 702-driving gear, 703-connecting plate, 704-first arc-shaped groove, 705-second arc-shaped groove, 706-transmission gear, 707-driving motor, 708-clamp and 709-rotating shaft, 710-first bracket, 711-second bracket, 712-bearing plate, 713-slider, 8-compartment door.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "in communication" are to be interpreted broadly, e.g., as either fixed or removable communication, or integrally connected; either mechanically or electrically; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1, the present embodiment provides a hydrogen storage bottle loading and unloading structure of a hydrogen storage bottle transport truck, wherein the used hydrogen storage bottle 6 transport truck is substantially the same as a general transport truck, and includes a truck and a cargo compartment 2, the hydrogen storage bottle 6 is placed in the cargo compartment 2, and the cargo compartment 2 can be detachably connected to the hydrogen storage bottle 6, and the truck drives the cargo compartment 2 to move, so as to transport the hydrogen storage bottle 6.

The hydrogen storage bottle 6 is a relatively dangerous cargo, the height of the cargo compartment 2 is generally more than 1 meter away from the ground, the hydrogen storage bottle 6 is manually conveyed into the cargo compartment 2 or is moved down from the cargo compartment 2, so that workers are easy to fall down or the hydrogen storage bottle 6 is faded to the ground, and safety accidents are easy to cause, therefore, a lifting device can be arranged on the compartment body 201 of the cargo compartment 2 to drive the cargo compartment 2 to lift, so that the cargo compartment 2 is dropped to the ground when the cargo is loaded and unloaded, particularly, the existing technology for lifting the cargo compartment 2 can be used, namely, a hydraulic cylinder is used for lifting, in the lifting mode, a plurality of points are selected on the side wall of the compartment body 201 for supporting and connecting, during lifting, the contact area of the hydraulic cylinder and the compartment body 201 is small, so that the weight of the cargo compartment 2 is concentrated on the points, when more hydrogen storage bottles 6 are loaded in the cargo compartment 2, as shown in fig. 2-4, this embodiment provides a better method for lifting the cargo compartment 2, specifically, at least two sides of the compartment body 201 are symmetrically provided with a set of lifting mechanisms and vertical beams 202, generally 2 sets of lifting mechanisms and vertical beams 202, which are respectively located at two ends of the cargo compartment 2 to support the cargo compartment 2, that is, 4 lifting mechanisms and vertical beams 202 are provided, the vertical beams 202 are fixed in the box body, the length of the vertical beams 202 is the same as the height of the compartment body 201, the lifting mechanisms are located outside the box body, and one side of the lifting mechanisms is provided with a connecting member 203, and the connecting member 203 penetrates through the compartment body 201 and is fixedly connected with the vertical beams 202.

The vertical beam 202 synchronously fixes the cargo compartment 2 and the lifting mechanism, which not only can strengthen the connection strength between the cargo compartment 2 and the lifting mechanism, but also can utilize the vertical beam 202 to integrally reinforce and support the cargo compartment 2 from the interior of the cargo compartment 2, thereby improving the service performance of the cargo compartment 2, meanwhile, the connecting piece 203 is matched with the vertical beam 202, and also can support the cargo compartment 2 when the cargo compartment 2 is lifted, further improving the support strength of the cargo compartment 2, prolonging the service life of the cargo compartment 2, in particular, when in use, the lifting mechanism is firstly started to drive the connecting piece 203 and the vertical beam 202 to jack up the cargo compartment 2, at the moment, the cargo compartment 2 is separated from the truck, the truck can be directly driven away, then the lifting mechanism is utilized to slowly put the cargo compartment 2 to the ground, so that the bottom of the cargo compartment 2 is contacted with the ground, thereby ensuring that a worker can load and unload the cargo in the cargo compartment 2 without frequently getting on and getting off the truck, thereby lightening the burden, and also to be safer when handling dangerous goods such as the hydrogen storage cylinder 6.

In order to further enhance the supporting capability of the connecting member 203 for the cargo compartment 2, the connecting member 203 is arranged in a ladder shape, and a T-shaped hole matched with the connecting member 203 is formed in the side wall of the cargo compartment 2, that is, the area of one end of the connecting member 203 close to the interior of the cargo compartment 2 is small, and the area of one end of the connecting member located outside the cargo compartment 2 is large, so that the contact area with the cargo compartment 2 can be effectively increased when the connecting member is lifted, and the supporting strength for the cargo compartment 2 is improved, wherein the vertical beam 202 and the compartment body 201 can be fixed by bolts, and the connecting member 203 and the vertical beam 202 can also be connected by.

Wherein, the lifting mechanism can be a common hydraulic cylinder, but the lifting height of such lifting mechanism is limited, and is not suitable for the use of large trucks, for this, the lifting mechanism in this embodiment includes n piston cylinders 204, lifting columns 205 and a support platform 206 located at the bottom of the lifting columns 205, n is greater than or equal to 1, the support platform 206 is used to support the lifting mechanism, which is in contact with the ground, and can be set to be a trapezoid shape with a small top and a large bottom or a circular platform shape with a small top and a large bottom, and in order to improve the stability, a plurality of anti-skid teeth 207 can be arranged at the bottom of the support platform 206, of course, for trucks used in poor environment, such as trucks used in silt environment, the anti-skid teeth 207 can be set to be hard cone teeth, and the support platform 206 is rotatably connected with the lifting columns 205, when encountering uneven bottom surface, the support platform 206 can automatically rotate and insert into the earth to, the placement stability of the cargo compartment 2 is improved, the piston cylinders 204 are sequentially sleeved, and if the first piston cylinder 204, the second piston cylinder 204, … … and the nth piston cylinder 204 are arranged from top to bottom, i.e., the second piston cylinder 204, corresponds to the lifter of the first piston cylinder 204, is connected to the piston in the first piston cylinder 204 instead of the original lifter, and reciprocates in the first piston cylinder 204, and the third piston cylinder 204 corresponds to the lifter of the second piston cylinder 204, and so on, the lifter 205 acts as the lifter of the nth piston cylinder 204, which is reciprocally movable in the piston cylinder 204, and the connecting piece 203 is connected to the first piston cylinder 204, wherein, connecting piece 203 can be integrated into one piece with first piston cylinder 204 to effectively promote elevating system's compressive property, avoid appearing connecting piece 203 and piston cylinder 204's the fracture condition because of the pressurized.

Referring to fig. 5-8, the hydrogen storage bottle 6 handling structure provided in this embodiment includes a rack 3 disposed in a cargo compartment 2, where the rack 3 includes a plurality of bearing layers disposed in an up-down relationship, the bearing layers include a plurality of parallel bearing frames 7, a rack 701 extending along a length direction of the bearing frame 7 is disposed on the bearing frame 7, the rack 701 is slidably connected to the bearing frame 7, a plurality of clamps 708 are disposed on the bearing frame 7, where the clamps 708 may be of any shape as long as the hydrogen storage bottle 6 can be blocked to prevent the hydrogen storage bottle 6 from falling, for example, the clamps 708 may be rectangular, the clamps 708 are fixedly connected to a transmission gear 706 engaged with the rack 701, a driving gear 702 engaged with the rack 701 is disposed at one end of the bearing frame 7, and the driving gear 702 is connected to a driving motor 707.

Set up goods shelves 3 into a plurality of bearing layers that are the upper and lower relation, can divide the multilayer to place hydrogen storage bottle 6, effectively promote the containing capacity of goods railway carriage or compartment 2 to hydrogen storage bottle 6, and when using, if load hydrogen storage bottle 6, directly place hydrogen storage bottle 6 on bearing frame 7 in proper order, then start driving motor 707, rotate anchor clamps 708, alright make anchor clamps 708 rotate to blockking hydrogen storage bottle 6, thereby effectively fix hydrogen storage bottle 6, prevent hydrogen storage bottle 6 landing, and when hydrogen storage bottle 6 is lifted off to needs, make driving motor 707 reversal, make anchor clamps 708 rotate to break away from completely with hydrogen storage bottle 6, alright lift hydrogen storage bottle 6 off from bearing frame 7 smoothly, greatly promoted the loading and unloading efficiency of hydrogen storage bottle 6, staff's operation burden has been lightened.

In order to improve the stability of the clamp 708 for clamping the hydrogen storage bottle 6, the clamp 708 comprises a connecting plate 703 and a first arc-shaped groove 704 and a second arc-shaped groove 705 which are concavely arranged on the connecting plate 703, the first arc-shaped groove 704 and the second arc-shaped groove 705 are symmetrically arranged, the first arc-shaped groove 704 and the second arc-shaped groove 705 are respectively attached to the hydrogen storage bottle 6 positioned at two sides of the clamp 708, the connecting plate 703 is fixedly connected with a transmission gear 706, of course, only one of the first arc-shaped groove 704 and the second arc-shaped groove 705 can be arranged, the clamp 708 at the corresponding side of the arc-shaped groove is blocked by one clamp, the first arc-shaped groove 704 and the second arc-shaped groove 705 are arranged at the same time, the first arc-shaped groove 704 and the second arc-shaped groove 705 are attached to the outer surface of the hydrogen storage bottle 6, the first arc-shaped groove 704 of one clamp 708 and the second arc-shaped groove 705 of the other clamp 708 adjacent to the hydrogen storage bottle 6 can be better limited, effectively improving the clamping and fixing effect on the hydrogen storage bottle 6. Certainly, the connecting plate 703 may be any shape such as a quadrangle and a triangle, and the embodiment is selected to be a quadrangle, and the first arc-shaped groove 704 and the second arc-shaped groove 705 are respectively disposed on two opposite sides, wherein in order to enable the clamp 708 to rotate, the hydrogen storage bottle 6 can be effectively pushed to be better arranged or the hydrogen storage bottle 6 can be pushed to move, the transmission gear 706 can be disposed at one corner of the connecting plate 703, and an included angle between two sides forming the corner is an acute angle, so that the hydrogen storage bottle 6 can be better pushed to move, and the weight of the clamp 708 can be reduced.

When the rack 701 is specifically installed, in order to improve the strength of the rack 701 and stabilize the movement of the rack 701, the mounting base is arranged on the carrier 7, the slider 713 is arranged on the mounting base in a sliding manner, the rack 701 is fixed on the slider 713, that is, a sliding groove can be arranged on the mounting base, the slider 713 slides in the sliding groove to better limit the moving direction of the slider 713, and the sliding groove can also be a T-shaped groove to improve the guiding capability.

Wherein, when setting the installation position, the installation seat can be directly installed on the side wall of the bearing frame 7, the rack 701 is driven by the driving gear 702 to reciprocate along the bearing frame 7, and the clamp 708 needs to rotate to the position between the hydrogen storage bottles 6 or completely separate from the hydrogen storage bottles 6, which needs to reserve enough rotating space for the clamp 708, for this, the rack 701 can be set to 2, 1 is respectively arranged at two sides of the bearing frame 7, and 2 driving gears 702 are also arranged, the two are connected by a shaft, the shaft passes through the bearing frame 7 and is rotatably connected with the bearing frame 7, one end of the shaft is connected with the driving motor 707, the driving motor 707 can be a conventional motor which can control the positive and negative rotation, such as a servo motor, a stepping motor, etc., the driving motor 707 drives 2 driving gears 702 to rotate synchronously, similarly, the clamp 708 is also provided with 2 groups, that each clamp 708 is provided with another same clamp 708 in opposite direction, the driving gears 706 of the clamps 708 are also connected by a shaft, and 2 driving gears 706 are respectively connected with a rack 701, and the clamps 708 are controlled by the rack 701 to synchronously rotate, thereby effectively clamping and fixing the hydrogen storage bottle 6.

However, in the above method, the requirement for the machining precision is obviously extremely high, otherwise it is difficult to make the clamps 708 on both sides of the bearing frame 7 rotate synchronously all the time, and once one side is worn, it is inconvenient to use, for this, please refer to fig. 9, this embodiment provides a better method to reduce the machining difficulty and the use cost, specifically, the bearing frame 7 includes the first bracket 710 and the second bracket 711 which are arranged in parallel, both ends of the first bracket 710 and the second bracket 711 may be connected or not, i.e. the first bracket 710 and the second bracket 711 may be integrally formed, a through groove may be arranged only in the middle, or may be arranged separately, the rack 701 is located between the first bracket 710 and the second bracket 711, the mounting base is fixedly connected with the first bracket 710, of course, may also be connected with the second bracket 711, and may be arranged in the same way no matter who is connected with it, in this embodiment, only by way of example, the driving motor 707 is fixed on the mounting base, the connecting plate 703 is fixedly connected with a rotating shaft 709 penetrating through the connecting plate 703, one end of the rotating shaft 709 is rotatably connected with the first bracket 710, the other end of the rotating shaft 709 is rotatably connected with the second bracket 711, the transmission gear 706 is fixedly connected with the rotating shaft 709, when in use, the driving motor 707 drives the driving gear 702 to rotate, so that the rack 701 moves, at this time, the transmission gear 706 rotates along with the rotating shaft, so that all the clamps 708 synchronously rotate to clamp the hydrogen storage bottles 6 or completely separate from the hydrogen storage bottles 6 to release the hydrogen storage bottles 6, when in clamping, the first arc-shaped groove 704 and the second arc-shaped groove 705 of the clamps 708 rotate to above the supporting frame 7, and when the clamps 708 are released, the first arc-shaped groove 704 and the second arc-shaped groove 705 rotate to the side of the first bracket 710, and the upper surface is lower than, the hydrogen storage cylinder 6 is not blocked at all. Of course, when loading and unloading the hydrogen storage bottle 6, the clamp 708 may be used to drive the hydrogen storage bottle 6 to move, or a conveyor belt may be disposed on the first support 710 or the second support 711, and when loading and unloading are required, the conveyor belt is used to provide moving power for the hydrogen storage bottle 6, and the conveyor belt is generally a belt body sleeved on the conveyor roller, which is a conventional structure and will not be described herein again.

In order to save cost, reduce the force applied to the rack 701, improve the durability of the rack 701, and facilitate the replacement and maintenance of the rack 701, a plurality of racks 701 are provided and are uniformly arranged on the slider 713 in a straight line, the length of the rack 701 is greater than or equal to the length required by the clamp 708 to clamp the hydrogen storage bottle 6 or release the hydrogen storage bottle 6, that is, a single rack 701 may be slightly longer, but the shortest length of the rack 701 must meet the minimum length requirement of the transmission gear 706 driving the clamp 708 to clamp or release the hydrogen storage bottle 6.

In order to reduce the pressure of the bearing frame 7, the mounting base may include a plurality of bearing plates 712 fixedly connected to the first bracket 710, the bearing plates 712 are provided with sliding slots for the sliding of the sliding blocks 713, that is, the bearing plates 712 are spaced apart from each other by a certain distance, and the sliding blocks 713 reciprocate between the bearing plates 712.

In the actual use process, the hydrogen storage bottles 6 have a certain weight, the bottom layer of the bearing frame 7 is used for manually placing or removing the hydrogen storage bottles 6, but the high layer of the bearing frame 7 is used for manually loading and unloading, and therefore, the embodiment of the invention is provided with a special mechanism for connection, specifically, please refer to fig. 10-13, the middle part of the cargo compartment 2 is provided with compartment doors 8, the shelves 3 are provided with 2 groups of compartments and respectively located at two sides of the compartment doors 8, the length direction of the bearing frame 7 is parallel to the length direction of the cargo compartment 2, one side of the shelf 3 close to the compartment doors 8 is provided with a conveying track 5, the conveying track 5 is a common conveying structure, taking a conveying belt as an example, namely, the conveying belt is used for driving the conveying belt to move, the conveying roller is connected with a motor, and the moving direction of the conveying belt is controlled by controlling the forward and backward rotation of the motor, so, the conveying belt extends from one side of the goods shelf 3 to the position of the carriage door 8, the goods shelf 3 is provided with a loading and unloading mechanism near one end of the carriage door 8, the loading and unloading mechanism comprises a mounting plate 4 positioned at the end part of the bearing frame 7 and a fork 401 arranged on the mounting plate 4, the fork 401 is connected with a first driving device driving the fork 401 to move transversely, the first driving device is connected with a second driving device driving the fork 401 and the first driving device to move longitudinally, the fork 401 comprises a first fork body 402 and a second fork body 403 which are arranged in parallel, the distance between the first fork body 402 and the second fork body 403 is larger than the width of the bearing frame 7 and the conveying track 5, wherein the first driving device and the second driving device are arranged in various ways, such as hydraulic oil cylinders, air cylinders and the like, and the following structures are exemplified here: the first fork body 402 and the second fork body 403 are connected into a whole through a plate body 404, the first driving device comprises a first screw rod 405 and a first guide rod 406 which are arranged on the mounting plate 4, the first screw rod 405 and the first guide rod 406 are both vertically arranged, a connecting seat 407 is arranged on the first screw rod 405 and the first guide rod 406, the connecting seat 407 is in threaded connection with the first screw rod 405 and is in sliding connection with the first guide rod 406, a second screw rod 408 and a second guide rod 409 which are parallel are arranged on the connecting seat 407, the first screw rod 405 is transversely arranged and is vertical to the first screw rod 405, the plate body 404 is in threaded connection with the second screw rod 408 and is in sliding connection with the second guide rod 409, the first screw rod 405 and the second screw rod 408 are respectively connected with a motor which drives the first screw rod 405 and the second screw rod 408 to rotate, the up-down movement of the pallet fork 401 is controlled through the forward and reverse rotation of the first screw rod 405, the left-right movement of the pallet fork 401 is controlled through, so that the forks 401 can reach the respective carriage 7 and the cargo conveying track 5 for loading and unloading the hydrogen storage bottles 6, and at the same time, in order to prevent the hydrogen storage bottles 6 from falling off the forks 401, the ends of the first fork body 402 and the second fork body 403 are bent upward, i.e., the ends of the first fork body 402 and the second fork body 403 are in the shape of an upward-bent arc.

In order to improve the loading and unloading capacity of the fork 401, a third driving device may be further disposed on the second driving device, and the third driving device drives the fork 401 to move back and forth relative to the mounting plate 4, specifically, the third driving device may be a hydraulic cylinder, a telescopic electric cylinder, an air cylinder, or the like, a sliding seat is disposed on the second lead screw 408, the sliding seat is in threaded connection with the second lead screw 408 and is in sliding connection with the second guide rod 409, and then an output shaft of the hydraulic cylinder or the like is fixedly connected with the plate body 404, so as to push the first fork body 402 and the second fork body 403 to move toward or away from the mounting plate 4.

When in specific use, the loading of the hydrogen storage bottle comprises the following steps:

the hydrogen storage bottles are conveyed to a conveying track, the hydrogen storage bottles are conveyed to a bearing frame by a fork,

starting a driving motor to drive a clamp to clamp the hydrogen storage bottle;

specifically, the conveying track is opened to enable the conveying belt to move from the carriage door to the goods shelf, then the hydrogen storage bottles are horizontally placed on the conveying track and conveyed to one side, close to the goods shelf, of the mounting plate through the conveying track, then the first fork body and the second fork body move downwards to be located between the hydrogen storage bottles and the mounting plate, as the distance between the first fork body and the second fork body is larger than the width of the conveying track, the first fork body and the second fork body can move to a height lower than the upper surface of the conveying belt, the first fork body and the second fork body are respectively located on two sides of the conveying belt, the length of the hydrogen storage bottles is larger than the width of the conveying belt, at the moment, the goods fork is utilized to automatically move forwards to the position under the hydrogen storage bottles, then the hydrogen storage bottles are moved upwards to be lifted to be placed on the bearing frame to be stacked, after the stacking of the hydrogen storage bottles on one bearing frame is completed, the driving motor drives the driving gear to rotate, so, the fork puts the hydrogen storage bottle in good order to next bear on the frame again, and the hydrogen storage bottle loading is accomplished, need not artifical manual loading, has promoted the convenience of loading by a wide margin, and certainly also can all set up loading and unloading goods mechanism at goods shelves both ends, loads and unloads the hydrogen storage bottle in step from both ends to promote handling efficiency. Simultaneously, also can set up the sensor near fork one end at bearing frame, for example conventional photoelectric sensor etc for count or whether the response has the hydrogen storage bottle to pass through hydrogen storage bottle, thereby carry out automatic control to the rotation of anchor clamps, further promote the intelligence of unloading.

And the detachment of the hydrogen storage bottle from the shelf comprises the following steps:

starting a driving motor to enable the clamp to loosen the hydrogen storage bottle;

the hydrogen storage bottles are conveyed to the conveying track by using the fork, and are conveyed to the door by the conveying track to be collected;

particularly, start driving motor earlier and drive the drive gear and rotate, thereby make anchor clamps rotate and loosen the hydrogen storage bottle, then utilize first drive arrangement and second drive arrangement will bear the hydrogen storage bottle on the frame and transport to the delivery track one by one, the moving direction of delivery track is for moving towards the chamber door from the goods shelves this moment, in order to carry the hydrogen storage bottle to chamber door department and collect, can set up special collection vehicle etc. in chamber door department this moment and accept the hydrogen storage bottle, also can carry through the manual work, this unloading mode, make the workman needn't oneself open anchor clamps manually, also need not carry one hydrogen storage bottle from bearing frame one by one, greatly improved unloading efficiency, the operation burden of workman has been lightened, the security of unloading has also been promoted simultaneously.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, the scope of the present invention is defined by the appended claims, and all structural changes that can be made by using the contents of the description and the drawings of the present invention are intended to be embraced therein.

Claims (10)

1. The hydrogen storage bottle unloading structure of the hydrogen storage bottle transport truck comprises a cargo compartment (2) and is characterized in that a goods shelf (3) is arranged in the cargo compartment (2), the goods shelf (3) comprises a plurality of bearing layers which are arranged in an up-down relationship, each bearing layer comprises a plurality of bearing frames (7) which are arranged in parallel, racks (701) extending along the length direction of each bearing frame (7) are arranged on each bearing frame (7), each rack (701) is in sliding connection with each bearing frame (7), a plurality of clamps (708) are further uniformly distributed on each bearing frame (7), each clamp (708) is fixedly connected with a transmission gear (706) meshed with the corresponding rack (701), one end of each bearing frame (7) is provided with a driving gear (702) meshed with the corresponding rack (701), and each driving gear (702) is connected with a driving motor (707).

2. The structure for handling hydrogen storage bottles of a hydrogen storage bottle transport cart according to claim 1, wherein said clamp (708) comprises a connecting plate (703) and a first arc-shaped groove (704) and a second arc-shaped groove (705) which are concavely arranged on the connecting plate (703), said first arc-shaped groove (704) and said second arc-shaped groove (705) are symmetrically arranged, said first arc-shaped groove (704) and said second arc-shaped groove (705) are respectively attached to the hydrogen storage bottles (6) located at both sides of the clamp (708), said connecting plate (703) is fixedly connected to said transmission gear (706).

3. The structure for handling hydrogen storage cylinders of a hydrogen storage cylinder transport cart according to claim 2, wherein the carriage (7) is provided with a mounting base on which a slider (713) is slidably provided, and the rack (701) is fixed to the slider (713).

4. The structure for handling hydrogen storage cylinders of a hydrogen storage cylinder transport cart according to claim 3, wherein the carriage (7) comprises a first bracket (710) and a second bracket (711) arranged in parallel, the rack (701) is disposed between the first bracket (710) and the second bracket (711), the mounting base is fixedly connected to the first bracket (710), the driving motor (707) is fixed to the mounting base, the connecting plate (703) is fixedly connected to a rotating shaft (709) passing through the connecting plate (703), one end of the rotating shaft (709) is rotatably connected to the first bracket (710), the other end of the rotating shaft is rotatably connected to the second bracket (711), and the transmission gear (706) is fixedly connected to the rotating shaft (709).

5. The structure for handling hydrogen storage cylinders of a hydrogen storage cylinder transportation truck as claimed in claim 4, wherein the rack (701) is provided with a plurality of racks and is linearly and uniformly disposed on the slider (713), and the length of the rack (701) is equal to or longer than the length required for the clamp (708) to rotate to clamp the hydrogen storage cylinder (6) or release the hydrogen storage cylinder (6).

6. The loading and unloading structure of hydrogen storage bottle transportation truck as claimed in claim 5, wherein the mounting base comprises a plurality of bearing plates (712) fixedly connected with the first bracket (710), and the bearing plates (712) are provided with sliding grooves for the sliding blocks (713) to slide.

7. The structure for handling hydrogen storage bottles of a hydrogen storage bottle transport cart according to claim 6, wherein a door (8) is provided in the middle of the cargo box (2), the shelves (3) are provided with 2 sets of shelves and located at two sides of the door (8), the length direction of the carriage (7) is parallel to the length direction of the cargo box (2), one side of the shelf (3) close to the door (8) is provided with a conveying track (5), one end of the shelf (3) close to the door (8) is provided with a mechanism for handling the hydrogen storage bottles, the mechanism for handling the hydrogen storage bottles comprises a mounting plate (4) located at the end of the carriage (7) and a fork (401) arranged on the mounting plate (4), the fork (401) is connected with a first driving device for driving the fork (401) to move laterally, the first driving device is connected with a second driving device for driving the fork (401) and the first driving device to move longitudinally, the fork (401) comprises a first fork body (402) and a second fork body (403) which are arranged in parallel, and the distance between the first fork body (402) and the second fork body (403) is larger than the width of the bearing frame (7) and the conveying track (5).

8. The hydrogen storage bottle handling structure of a hydrogen storage bottle delivery wagon according to claim 7, wherein the conveying rail (5) is a conveyor belt extending from a side of the shelf (3) to a position of the door (8).

9. The hydrogen storage bottle handling structure of a hydrogen storage bottle transport cart according to claim 7, wherein the first fork body (402) and the second fork body (403) are bent at their ends toward the upper side.

10. A method of using the hydrogen storage cylinder loading and unloading structure of a hydrogen storage cylinder transport vehicle as claimed in claim 9, wherein the hydrogen storage cylinder loading comprises the steps of:

the hydrogen storage bottles are conveyed to a conveying track, and the hydrogen storage bottles are conveyed to a bearing frame by a fork;

starting a driving motor to drive a clamp to clamp the hydrogen storage bottle;

the method for detaching the hydrogen storage bottle from the shelf comprises the following steps:

starting a driving motor to enable the clamp to loosen the hydrogen storage bottle;

the hydrogen storage bottles are conveyed to the conveying track by the fork and are conveyed to the carriage door by the conveying track for collection.

Images