CN114348081B - Cargo handling car with breakage-proof function - Google Patents

Abstract

The invention relates to a cargo handling vehicle, in particular to a cargo handling vehicle with a breakage-proof function. The invention aims to provide a cargo carrying vehicle with a breakage-proof function, which can shield cargos. The invention provides a cargo carrying vehicle with a breakage prevention function, which comprises a fixing frame, rollers, universal wheels, a material frame, a lifting mechanism, a shielding mechanism and the like, wherein the rollers are arranged on the front side and the rear side of the right side of the lower part of the fixing frame, the universal wheels for steering are arranged on the front side and the rear side of the left side of the lower part of the fixing frame in a rotating mode, the material frame is arranged on the inner side of the fixing frame, the lifting mechanism for lifting cargoes is arranged on the material frame, and the shielding mechanism for shielding cargoes is arranged on the lifting mechanism. When the goods move upwards, the goods can be shielded under the action of the first sliding rod, the first stop rod and the connecting rod, so that the goods are prevented from being damaged after sliding, and the loss of the goods is avoided.

Description

Cargo handling car with breakage-proof function

Technical Field

The invention relates to a cargo handling vehicle, in particular to a cargo handling vehicle with a breakage-proof function.

Background

The handling is the key of commodity circulation operation, mainly relates to the operation such as dress, unload, transportation, can use cargo handling car to transport the goods usually, because current cargo handling car simple structure, when the goods shifts to the freight car from the carrier on, because freight car and goods are not at same height, have vertical displacement, lead to people to move through the human labor, if the goods is more, can consume a large amount of manpowers, influence handling efficiency.

Patent application CN214653320U, granted as No. 20211109, discloses a cargo carrying vehicle, which comprises a vehicle frame, wherein the upper part of the vehicle frame is provided with a scissor type lifting mechanism, and the top end of the scissor type lifting mechanism is provided with a carrying platform; the bottom of the frame is provided with two front driving wheels and two rear driven wheels, the front driving wheels and the rear driven wheels which are positioned at the same side are provided with tracks, and the outer surfaces of the tracks are provided with anti-skidding ribs. Compared with the prior art, the goods carrier has the advantages that the scissor type lifting mechanism on the frame can adjust the height from the object stage to the goods code alignment position, the goods can be conveniently transferred to the object stage, the vertical displacement of the goods is reduced, and the labor intensity of workers is reduced. Although above-mentioned patent can make things convenient for people to shift the goods to the objective table, reduces the vertical displacement of goods, but when the goods goes up on the objective table, owing to do not have fine sheltering from the goods, the goods drops from the objective table easily to cause the goods damaged.

Therefore, it is required to develop a cargo truck with a breakage prevention function capable of shielding a cargo.

Disclosure of Invention

In order to overcome the defect that goods are easy to fall off from an objective table when most of the conventional goods handling vehicles are used by people, the invention provides the goods handling vehicle with the breakage-proof function, which can shield the goods.

The invention is realized by the following technical approaches:

the utility model provides a cargo handling car with breakage-proof function, including the mount, the gyro wheel, the universal wheel, the material frame, lifting mechanism, shelter from mechanism and handrail mechanism, both sides all are equipped with the gyro wheel around mount lower part right side, the equal rotary type in both sides is equipped with the universal wheel that is used for turning to around the left mount lower part, the mount inboard is equipped with the material frame, be equipped with the lifting mechanism that is used for rising the goods on the material frame, be equipped with the mechanism that shelters from that is used for sheltering from the goods in the lifting mechanism, the mount top is equipped with the handrail mechanism that is used for people's hand push.

In addition, it is especially preferred that the lifting mechanism is including electric putter, first slide rail, the roof, link and first pull rod, and the middle part of the material frame left and right sides all is equipped with electric putter, and the left and right sides middle part of material frame inboard all is equipped with two first slide rails, and slidingtype is equipped with the roof between the inboard lower part of first slide rail, and the roof top left and right sides all is equipped with the link, all is equipped with first pull rod in the middle of the link upper portion, and electric putter's telescopic link all is connected with the first pull rod upper portion of homonymy.

In addition, it is particularly preferred, it is including first slide bar to shelter from the mechanism, first shelves pole, stopper and connecting rod, the equal interval slidingtype in both sides is equipped with three first slide bar around the roof top, first slide bar bottom all passes roof and the interior bottom contact of material frame, all be equipped with first shelves pole between the three first slide bar top of horizontal homonymy, first slide bar upside all is equipped with the stopper, can contact with the stopper during roof rebound, the left and right sides between the first shelves pole inboard all is equipped with the connecting rod, connecting rod outside middle part all contacts with the first slide rail of homonymy.

In addition, it is particularly preferable that the armrest mechanism includes a sliding groove block, a second stop lever, an ejector rod, a first spring and a handle, the sliding groove block is disposed on the left side of the top of the fixing frame on the front and back sides, the second stop lever is disposed between the left sides of the upper portions of the front and back sides of the fixing frame, the handle is rotatably and slidably disposed between the left portions of the sliding groove block, the lower portion of the right side of the handle contacts with the second stop lever, the ejector rod is rotatably disposed between the left sides of the upper portions of the front and back sides of the fixing frame, the ejector rod is located on the left side of the second stop lever, the upper portion of the ejector rod contacts with the handle, and the first spring is disposed between the front and back sides of the lower portion of the right side of the ejector rod and the fixing frame.

In addition, the cargo clamping device is particularly preferred to further comprise a clamping mechanism used for clamping cargoes, the clamping mechanism comprises first guide sleeves, clamping plates, a second pull rod, limiting rods, limiting groove blocks, first guide rods and second springs, the left side and the right side of the top plate are symmetrically provided with the two first guide sleeves in a front-back mode, the number of the first guide sleeves is at least two, the clamping plates are arranged on the upper side and the lower side between the two adjacent first guide sleeves on the same longitudinal side in a sliding mode, the number of the clamping plates is at least two, the limiting rods are arranged on the outer sides of the clamping plates, the second pull rods are symmetrically arranged on the left side and the right side of the top plate in a front-back sliding mode, the limiting groove blocks are arranged on the front side and the rear side of the middle of the second pull rod and are connected with the two adjacent limiting groove blocks in a sliding mode, the first guide rods are arranged on the lower portions of the second pull rods, the upper sides of the first guide rods are connected with the top plate in a sliding mode, the second springs are arranged between the lower portions of the second pull rods and the top plate, and the second springs are wound on the first guide rods on the same side.

In addition, it is particularly preferred, still include the stop gear who is used for preventing to turn to, stop gear is including the gear, the second slide rail, the rack, first cardboard, the second guide bar, second cardboard and third spring, the universal wheel top all is equipped with the gear, the left side lower part of both sides all is equipped with the second slide rail around the material frame, second slide rail internal sliding type is connected with the rack, the rack all with the gear engagement of homonymy, the rack inboard all is equipped with first cardboard, both sides all are equipped with the second guide bar around the inside downside left part of material frame, the equal slidingtype of second guide bar downside is equipped with the second cardboard, can contact with first cardboard when the second cardboard rebound, all be equipped with the third spring between second cardboard top and the material frame, the third spring all winds on the second guide bar of homonymy.

In addition, it is particularly preferable that the material frame covering device further comprises a covering mechanism used for covering the material frame, the covering mechanism comprises a first connecting block, a cover plate, a second connecting block, a third connecting block, a second guide sleeve, a second sliding rod and a fourth spring, the first connecting block is symmetrically arranged on the upper portion of the left side and the upper portion of the right side of the material frame in a front-back mode, the cover plate is rotatably arranged between the upper portions of the first connecting blocks on the same lateral side, the cover plate covers the top of the material frame and can be in contact with the cover plate when moving upwards, the second connecting block is arranged on the outer side of the left side and the right side of the bottom of the cover plate, the third connecting block is symmetrically arranged on the left side and the right side of the top of the fixed frame in the front-back mode, the second guide sleeve is rotatably arranged on the third connecting block, the second sliding rod is rotatably arranged on the second connecting block, the second sliding rod is connected with the second guide sleeve on the same side in a sliding mode, the fourth spring is arranged between the second sliding rod and the inside of the second guide sleeve on the same side, and is wound on the second sliding rod on the same side.

Further, it is particularly preferable that the grip is covered with a rubber boot.

Compared with the prior art, the invention has the remarkable improvements that:

1. according to the invention, goods are placed in the material frame, so that the goods are positioned on the top plate, and after transportation is finished, the top plate can move upwards by opening the electric push rod, so that the goods are driven to move upwards, and then the goods can be taken down conveniently by people.

2. When the goods move upwards, the goods can be shielded under the action of the first sliding rod, the first stop rod and the connecting rod, so that the goods are prevented from being damaged after sliding, and the loss of the goods is avoided.

3. After goods are placed in the material frame, the clamping plates can clamp the goods under the action of the clamping plates, so that the goods are prevented from shaking.

4. After goods are placed in the material frame, the top of the material frame can be blocked under the action of the cover plate, so that foreign matters are prevented from falling on the goods.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of a first embodiment of the present invention.

Fig. 3 is a schematic perspective view of a second embodiment of the present invention.

Fig. 4 is a schematic perspective view of the lifting mechanism of the present invention.

Fig. 5 is a partial perspective view of the lifting mechanism of the present invention.

Fig. 6 is a schematic perspective view of the shielding mechanism of the present invention.

Fig. 7 is a schematic partial perspective view of the shielding mechanism of the present invention.

Fig. 8 is a schematic perspective view of the armrest mechanism of the present invention.

Fig. 9 is a perspective view of the clamping mechanism of the present invention.

Fig. 10 is a schematic perspective view of a portion of the clamping mechanism of the present invention.

Fig. 11 is a schematic perspective view of the limiting mechanism of the present invention.

Fig. 12 is a schematic partial perspective view of the spacing mechanism of the present invention.

Fig. 13 is a schematic perspective view of the covering mechanism of the present invention.

Fig. 14 is a schematic view of a first partial body structure of the covering mechanism of the present invention.

Fig. 15 is a schematic view of a second partial body structure of the covering mechanism of the present invention.

Wherein the figures include the following reference numerals: 1. a fixing frame, 2, a roller, 3, a universal wheel, 4, a material frame, 5, a lifting mechanism, 51, an electric push rod, 52, a first slide rail, 53, a top plate, 54, a connecting frame, 55, a first pull rod, 6, a shielding mechanism, 61, a first slide rod, 62, a first stop rod, 63, a limiting block, 64, a connecting rod, 7, a handrail mechanism, 71, a chute block, 72, a second stop rod, 73, a push rod, 74, a first spring, 75, a handle, 8, a clamping mechanism, 81, a first guide sleeve, 82, a clamping plate, 83 and a second pull rod, 84, a limiting rod, 85, a limiting groove block, 86, a first guide rod, 87, a second spring, 9, a limiting mechanism, 91, a gear, 92, a second slide rail, 93, a rack, 94, a first clamping plate, 95, a second guide rod, 96, a second clamping plate, 97, a third spring, 10, a covering mechanism, 1001, a first connecting block, 1002, a cover plate, 1003, a second connecting block, 1004, a third connecting block, 1005, a second guide sleeve, 1006, a second sliding rod, 1007, and a fourth spring.

Detailed Description

The invention is further explained by combining the drawings in the specification, and the embodiments of the invention are given by combining the drawings in the specification.

Example 1

The utility model provides a cargo handling car with breakage-proof function, including mount 1, gyro wheel 2, universal wheel 3, material frame 4, lifting mechanism 5, shelter from mechanism 6 and handrail mechanism 7, refer to and show in fig. 1-8, both sides all are equipped with gyro wheel 2 around the mount 1 lower part right side, the equal rotary type in both sides around the left of mount 1 lower part is equipped with universal wheel 3, people can take place to rotate through making universal wheel 3, thereby make this cargo handling car with breakage-proof function turn to when removing, 1 inboard welding of mount has material frame 4, be equipped with lifting mechanism 5 on the material frame 4, be equipped with on the lifting mechanism 5 and shelter from mechanism 6, 1 top of mount is equipped with handrail mechanism 7.

Lifting mechanism 5 is including electric putter 51, first slide rail 52, roof 53, link 54 and first pull rod 55, refer to fig. 4 and 5 and show, the electric putter 51 has all been bolted connection in the middle part of the left and right sides of material frame 4, material frame 4 inboard left and right sides middle part all is equipped with two first slide rails 52, slidingtype is equipped with roof 53 between the inboard lower part of first slide rail 52, when roof 53 rebound, can drive the goods rebound, thereby make the goods rise, the roof 53 top left and right sides all is equipped with link 54, all be equipped with first pull rod 55 in the middle of link 54 upper portion, electric putter 51's telescopic link all is connected with the first pull rod 55 upper portion of homonymy.

The shielding mechanism 6 comprises a first sliding rod 61, a first gear rod 62, a limiting block 63 and a connecting rod 64, as shown in fig. 6 and fig. 7, three first sliding rods 61 are arranged on the front side and the rear side of the top plate 53 at equal intervals in a sliding manner, the bottom of each first sliding rod 61 penetrates through the top plate 53 to be in contact with the bottom of the material frame 4, first gear rods 62 are arranged between the tops of the three first sliding rods 61 on the same transverse side, the limiting blocks 63 are welded on the upper sides of the first sliding rods 61, the top plate 53 can be in contact with the limiting blocks 63 when moving upwards, connecting rods 64 are arranged on the left side and the right side between the inner sides of the first gear rods 62, when goods rise, the first sliding rods 61, the first gear rods 62 and the connecting rod 64 can shield the goods, the goods are prevented from sliding down, and the middle of the outer sides of the connecting rods 64 are in contact with the first sliding rails 52 on the same side.

The armrest mechanism 7 includes a sliding groove block 71, a second gear 72, a push rod 73, a first spring 74 and a handle 75, as shown in fig. 8, the sliding groove block 71 is welded on both the front and rear sides of the left side of the top of the fixed frame 1, the second gear 72 is disposed between the left sides of the upper portions of the front and rear sides of the fixed frame 1, the handle 75 is rotatably and slidably disposed between the left portions of the sliding groove block 71, a rubber leather sheath is sleeved on the upper portion of the handle 75, and people can move the handle 75 by pushing the handle 75 to drive the cargo truck with the breakage prevention function to move, the lower portion of the right side of the handle 75 contacts with the second gear 72, the push rod 73 is rotatably disposed between the left sides of the upper portions of the front and rear sides of the fixed frame 1, the push rod 73 is located on the left side of the second gear 72, the upper portion of the push rod 73 contacts with the handle 75, and the first spring 74 is disposed between the front and rear sides of the lower portion of the right side of the push rod 73 and the fixed frame 1.

When people need to use the cargo truck with the breakage-proof function, firstly, the push rod 73 is pulled to rotate, the first spring 74 is stretched, then the handle 75 is pulled out leftwards, the rubber sleeve on the handle 75 can prevent hands from slipping, then the handle 75 is rotated to enable the handle 75 to be contacted with the second gear rod 72, then the push rod 73 is loosened, under the elastic force of the first spring 74, the push rod 73 is reversed to be contacted with the handle 75, so that the push rod 73 props up the handle 75, then the cargo is placed in the material frame 4 to enable the cargo to be positioned on the top plate 53, then the handle 75 is pushed to move, under the action of the roller 2 and the universal wheel 3, the cargo truck with the breakage-proof function is driven to move, further the cargo is transported, and simultaneously, the cargo with the breakage-proof function can be steered under the action of the universal wheel 3, when the cargo handling vehicle with the breakage-proof function moves to a designated position, the handle 75 is stopped to be pushed, the cargo handling vehicle with the breakage-proof function stops moving, the handle 75 is loosened, the electric push rod 51 is opened, the extension of the telescopic rod of the electric push rod 51 is controlled, so that the first pull rod 55, the connecting frame 54 and the top plate 53 are driven to move upwards, and further the cargo is driven to move upwards, when the top plate 53 contacts with the limiting block 63, the top plate 53 drives the limiting block 63 to move upwards, so that the first sliding rod 61, the first gear rod 62 and the connecting rod 64 are driven to move upwards, further the first sliding rod 61, the first gear rod 62 and the connecting rod 64 shield the cargo, the cargo is prevented from sliding off, when the cargo moves to a proper height, the telescopic rod of the electric push rod 51 is controlled to stop moving, then people can take the cargo off the top plate 53, and when people take off the cargo from the top plate 53, the telescopic rod of the electric push rod 51 is controlled to be shortened, so that the first pull rod 55, the connecting frame 54 and the top plate 53 are driven to move downwards, when the top plate 53 is separated from the limiting block 63, the first sliding rod 61, the first gear rod 62 and the connecting rod 64 move downwards to reset under the action of gravity, then the above operations are repeated, all goods can be transported, when people no longer need to use the goods carrier vehicle with the breakage-proof function, the push rod 73 is pulled to rotate again, then the handle 75 is reversed, the handle 75 is separated from the second gear rod 72, then the handle 75 is pushed back to the right, then the push rod 73 is loosened, the first spring 74 is restored to the original state, and the first spring 74 drives the push rod 73 to reverse and reset.

Example 2

On the basis of embodiment 1, the device further includes a clamping mechanism 8, the clamping mechanism 8 includes first guide sleeves 81, clamping plates 82, second pull rods 83, limiting rods 84, limiting groove blocks 85, first guide rods 86 and second springs 87, as shown in fig. 2, 3, 9 and 10, the left and right sides of the top plate 53 are respectively provided with two first guide sleeves 81 in a front-back symmetrical manner, the number of the first guide sleeves 81 is eight, the upper and lower sides between two adjacent first guide sleeves 81 on the same longitudinal side are respectively provided with a clamping plate 82 in a sliding manner, the number of the clamping plates 82 is eight, when the clamping plates 82 contact with the goods, the goods can be clamped, the limiting rods 84 are respectively arranged on the outer sides of the clamping plates 82, the left and right sides of the top plate 53 are respectively provided with a second pull rod 83 in a front-back symmetrical sliding manner, the front and rear sides of the middle of the second pull rods 83 are respectively provided with a limiting groove block 85, the limiting rods 84 are respectively connected with the two adjacent limiting groove blocks 85 in a sliding manner, the lower portions of the second pull rods 83 are respectively welded to the lower portions of the second pull rods 86, the first guide rods 86 are respectively welded to the upper sides of the top plate 53, the second pull rods 86, the upper portions of the second spring springs 87 are respectively welded to the upper portions of the second pull rods 53 and the same side of the second spring 87.

When people put the goods into the material frame 4, the goods can contact with the splint 82, make goods extrusion splint 82 and gag lever post 84 move to the outside, thereby make gag lever post 84 extrude spacing groove block 85 move downwards, and then drive second pull rod 83 and first guide bar 86 move downwards, second spring 87 is tensile, under second spring 87's elastic force, make spacing groove block 85 extrude gag lever post 84, thereby make splint 82 clip the goods, and then prevent that the goods from taking place to rock, after people tak the goods away, the goods can separate with splint 82, second spring 87 reconversion this moment, second spring 87 drives second pull rod 83, spacing groove block 85 and first guide bar 86 rebound, make spacing groove block 85 extrude the gag lever post and move to the inboard 84 and reset, thereby it resets to drive splint 82 to move to the inboard.

Still including stop gear 9, stop gear 9 is including gear 91, second slide rail 92, rack 93, first cardboard 94, second guide bar 95, second cardboard 96 and third spring 97, refer to fig. 1, fig. 2, fig. 3, fig. 11 and fig. 12 show, universal wheel 3 top all is equipped with gear 91, second slide rail 92 has all been welded to the left side lower part of both sides around material frame 4, sliding connection has rack 93 in the second slide rail 92, rack 93 all meshes with the gear 91 of homonymy, rack 93 inboard all is equipped with first cardboard 94, both sides all are equipped with second guide bar 95 around the inside downside left part of material frame 4, second guide bar 95 downside all sliding type is equipped with second cardboard 96, second cardboard 96 is after blocking first cardboard 94, can prevent that universal wheel 3 from turning to take place, second cardboard 96 can contact with first cardboard 94 when upwards moving, all be equipped with third spring 97 between second cardboard 96 top and the material frame 4, third spring 97 all winds on the second guide bar 95 of homonymy.

Under the initial condition, third spring 97 is compression state, when this cargo handling car that has the breakage-proof function is turning to, universal wheel 3 can take place just reverse rotation, thereby drive gear 91 and just reverse rotation, make gear 91 drive rack 93 move about, thereby drive first cardboard 94 and remove, when roof 53 upwards remove to separate with second cardboard 96, third spring 97 resumes the original state, third spring 97 drives second cardboard 96 and moves upwards, when second cardboard 96 and first cardboard 94 contact, first cardboard 94 is blocked to second cardboard 96, make first cardboard 94 unable removal, thereby can prevent that universal wheel 3 from taking place to turn to, when roof 53 moves downwards to contacting with second cardboard 96, roof 53 extrudes second cardboard 96 and moves downwards and resets, third spring 97 compresses, when second cardboard 96 and first cardboard 94 separate, second cardboard 96 loosens first cardboard 94.

The material frame structure further comprises a covering mechanism 10, the covering mechanism 10 comprises a first connecting block 1001, a cover plate 1002, a second connecting block 1003, a third connecting block 1004, a second guide sleeve 1005, a second sliding rod 1006 and a fourth spring 1007, as shown in the figures 1, 3, 13, 14 and 15, the first connecting blocks 1001 are symmetrically welded on the upper portions of the left side and the right side of the material frame 4 in a front-back mode, the cover plate 1002 is rotatably arranged between the upper portions of the first connecting blocks 1001 on the same transverse side, the top of the material frame 4 can be blocked after the cover plate 1002 is reversely closed, the top of the material frame 4 is blocked by the cover plate 1002, first shelves pole 62 can contact with apron 1002 during rebound, the outside of the apron 1002 bottom left and right sides all is equipped with second connecting block 1003, the equal front and back symmetry in the 1 top left and right sides of mount is equipped with third connecting block 1004, equal rotary type is equipped with second guide pin bushing 1005 on the third connecting block 1004, equal rotary type is equipped with second slide bar 1006 on the second connecting block 1003, second slide bar 1006 all with the second guide pin bushing 1005 sliding connection of homonymy, second slide bar 1006 all is equipped with fourth spring 1007 with the second guide pin bushing 1005 of homonymy between inside, fourth spring 1007 all winds on the second slide bar 1006 of homonymy.

When people need to put goods into the material frame 4, the cover plate 1002 is rotated to be opened, the cover plate 1002 does not block the top of the material frame 4, meanwhile, the cover plate 1002 drives the second connecting block 1003 to rotate, the second connecting block 1003 drives the second sliding rod 1006 to move upwards, the fourth spring 1007 is compressed, people can put the goods into the material frame 4, then the cover plate 1002 is loosened, the fourth spring 1007 returns to the original state, the fourth spring 1007 drives the second sliding rod 1006 to move downwards to return, so that the second connecting block 1003 and the cover plate 1002 are driven to rotate reversely to return, the cover plate 1002 blocks the top of the material frame 4 again, when the first blocking rod 62 moves upwards to be in contact with the cover plate 1002, the first blocking rod 62 can extrude the cover plate 1002 to rotate to be opened, so that the fourth spring 1007 is compressed, people can take the goods down conveniently, when the first blocking rod 62 moves downwards to be separated from the cover plate 1002, the fourth spring 1007 returns to the original state, so that the cover plate 1002 rotates to be closed.

Finally, it is necessary to state that: the above contents are only used for helping to understand the technical scheme of the invention, and can not be understood as the limitation of the protection scope of the invention; insubstantial modifications and adaptations of the invention as described above will occur to those skilled in the art and are intended to be within the scope of the invention as claimed.

Claims (4)

1. The goods carrying vehicle with the breakage-proof function comprises a fixing frame (1), idler wheels (2), universal wheels (3) and a material frame (4), wherein the idler wheels (2) are arranged on the front side and the rear side of the right side of the lower portion of the fixing frame (1), the universal wheels (3) for steering are arranged on the front side and the rear side of the left side of the lower portion of the fixing frame (1) in a rotating mode, the material frame (4) is arranged on the inner side of the fixing frame (1), and the goods carrying vehicle is characterized by further comprising a lifting mechanism (5), a shielding mechanism (6) and a handrail mechanism (7), wherein the lifting mechanism (5) is used for lifting goods is arranged on the material frame (4), the shielding mechanism (6) is used for shielding the goods, and the handrail mechanism (7) used for hand pushing of people is arranged at the top of the fixing frame (1); the lifting mechanism (5) comprises an electric push rod (51), first slide rails (52), a top plate (53), a connecting frame (54) and a first pull rod (55), the electric push rod (51) is arranged in the middle of the left side and the right side of the material frame (4), the two first slide rails (52) are arranged in the middle of the left side and the right side of the inner side of the material frame (4), the top plate (53) is arranged between the lower parts of the inner sides of the first slide rails (52) in a sliding mode, the connecting frame (54) is arranged on the left side and the right side of the top part of the top plate (53), the first pull rod (55) is arranged in the middle of the upper part of the connecting frame (54), and the telescopic rods of the electric push rod (51) are connected with the upper parts of the first pull rods (55) on the same side; the shielding mechanism (6) comprises first sliding rods (61), first gear rods (62), limiting blocks (63) and connecting rods (64), wherein three first sliding rods (61) are arranged on the front side and the rear side of the top plate (53) at intervals in a sliding manner, the bottoms of the first sliding rods (61) penetrate through the top plate (53) to be in contact with the inner bottom of the material frame (4), the first gear rods (62) are arranged between the tops of the three first sliding rods (61) on the same transverse side, the limiting blocks (63) are arranged on the upper sides of the first sliding rods (61), the top plate (53) can be in contact with the limiting blocks (63) when moving upwards, the connecting rods (64) are arranged on the left side and the right side between the inner sides of the first gear rods (62), and the middle parts of the outer sides of the connecting rods (64) are in contact with the first sliding rails (52) on the same side; the cargo clamping device is characterized by further comprising a clamping mechanism (8) used for clamping cargoes, the clamping mechanism (8) comprises a first guide sleeve (81), a clamping plate (82), a second pull rod (83), a limiting rod (84), limiting groove blocks (85), a first guide rod (86) and a second spring (87), the left side and the right side of the top plate (53) are respectively provided with two first guide sleeves (81) in a front-back symmetrical mode, the number of the first guide sleeves (81) is at least two, the clamping plate (82) is respectively arranged on the upper side and the lower side between every two adjacent first guide sleeves (81) on the same longitudinal side in a sliding mode, the number of the clamping plate (82) is at least two, the limiting rod (84) is respectively arranged on the outer side of the clamping plate (82), the second pull rod (83) is respectively arranged on the left side and the right side of the top plate (53) in a front-back symmetrical sliding mode, the limiting groove blocks (85) are respectively arranged on the front side and the rear side of the middle of the second pull rod (83), the limiting rod (84) is respectively connected with the two adjacent limiting groove blocks (85) in a sliding mode, the lower portion of the top plate (83), the second pull rod (83) is respectively arranged on the same side of the top plate (83), the top plate (53), the upper side of the second guide rod (83), and the second pull rod (83), and the second spring (87) are respectively arranged on the same side of the top plate (53); still including stop gear (9) that is used for preventing to turn to, stop gear (9) are including gear (91), second slide rail (92), rack (93), first cardboard (94), second guide bar (95), second cardboard (96) and third spring (97), universal wheel (3) top all is equipped with gear (91), the left side lower part of both sides all is equipped with second slide rail (92) around material frame (4), slidingtype is connected with rack (93) in second slide rail (92), rack (93) all meshes with gear (91) of homonymy, rack (93) inboard all is equipped with first cardboard (94), both sides all are equipped with second guide bar (95) around the inside downside left part of material frame (4), second guide bar (95) downside all is slidingtype and is equipped with second cardboard (96), second cardboard (96) can contact with first cardboard (94) when upwards moving, all be equipped with third spring (97) between second cardboard (96) top and material frame (4), third spring (97) all wind on second guide bar (95) of homonymy.

2. The cargo handling vehicle with the breakage prevention function according to claim 1, wherein the armrest mechanism (7) includes a chute block (71), a second stopper (72), an ejector rod (73), a first spring (74) and a handle (75), the chute block (71) is provided on both the front and rear sides of the left side of the top of the fixed frame (1), the second stopper (72) is provided between the left sides of the upper portions of the front and rear sides of the fixed frame (1), the handle (75) is provided between the left portions of the chute blocks (71) in a rotatable and slidable manner, the lower portion of the right side of the handle (75) is in contact with the second stopper (72), the ejector rod (73) is rotatably provided between the left sides of the upper portions of the front and rear sides of the fixed frame (1), the ejector rod (73) is located on the left side of the second stopper (72), the upper portion of the ejector rod (73) is in contact with the handle (75), and the first spring (74) is provided between both the front and rear sides of the lower portion of the right side of the ejector rod (73) and the fixed frame (1).

3. The truck for transporting goods with breakage preventing function as claimed in claim 2, further comprising a cover mechanism (10) for covering the material frame (4), wherein the cover mechanism (10) comprises a first connecting block (1001), a cover plate (1002), and a second connecting block (1003), third connecting block (1004), second guide pin bushing (1005), second slide bar (1006) and fourth spring (1007), the equal front-back symmetry in upper portion of the material frame (4) left and right sides is equipped with first connecting block (1001), equal rotary type is equipped with apron (1002) between first connecting block (1001) upper portion of horizontal homonymy, apron (1002) blocks the top of material frame (4), can contact with apron (1002) during first shelves pole (62) rebound, the outside of apron (1002) bottom left and right sides all is equipped with second connecting block (1003), the equal front-back symmetry in mount (1) top left and right sides is equipped with third connecting block (1004), equal rotary type is equipped with second guide pin bushing (1005) on third connecting block (1004), equal rotary type is equipped with second slide bar (1006) on second connecting block (1003), second slide bar (1007) all is connected with second guide pin bushing (1005) sliding type of homonymy, all be equipped with fourth spring (1007) between second guide pin bushing (1005) of second guide pin bushing (1006) inside of homonymy (1006), fourth spring (1007) all winds on second guide pin bushing (1006) of homonymy.

4. The cart for transporting goods with breakage preventing function as claimed in claim 2, wherein a rubber boot is fitted over the grip (75).

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