Disclosure of Invention
The invention aims to provide a new energy automobile battery locking box which can quickly replace the position for placing a new energy automobile battery, reduce the collision of the new energy automobile battery and quickly and completely wrap the new energy automobile battery, so as to solve the defects that in the background technology, a worker needs to consume a large amount of labor for carrying the new energy automobile battery, the collision can happen in the process of carrying the new energy automobile battery by the worker, and the worker needs to consume a long time for completely wrapping the new energy automobile battery.
In order to achieve the purpose, the invention provides the following technical scheme: a new energy automobile battery locking box comprises a base, handles, a box cover, a first fixing frame, clamping plates, first clamping rods, a first compression spring and a fixing plate, wherein the handles are arranged on two sides of the outer wall of the base in a rotating mode, the box cover is arranged on the top of the base in a rotating mode, the box cover is in contact fit with the upper portion of the base, the first fixing frame is arranged in the middle of the outer wall of the base, the clamping plates are arranged in the middle of the outer wall of the box cover and are in sliding fit with the first fixing frame, the first clamping rods are arranged on two sides of the first fixing frame in a sliding mode, the number of the first clamping rods is two, the first compression spring is sleeved on each of the two first clamping rods, two ends of each first compression spring are respectively connected to the first fixing frame and the first clamping rod, the inner ends of the two first clamping rods are in contact fit with the clamping plates, the fixing plate is connected between the upper portion of the inner wall of the base, a loading mechanism is arranged on the lower portion of the inner wall of the base, and a limiting mechanism is installed on the lower portion of the inner wall of the base, the limiting mechanism is positioned on the outer side of the loading mechanism.
Further, base inner wall bottom both sides interval is equipped with first telescopic link, and the quantity of first telescopic link is four, is connected with the loading board between four first telescopic link tops, loads the board both sides middle part and all is equipped with first rack, and the quantity of first rack is two.
Further, be equipped with first support in the middle of the base inner wall bottom, base inner wall bottom both sides all are equipped with the second telescopic link, the quantity of second telescopic link is four, be connected with the limiting plate between four second telescopic link tops, the limiting plate is located the outside of loading the board, the equal rigid coupling in limiting plate bottom both sides has the second rack, first support upper portion is equipped with the axle sleeve, the quantity of axle sleeve is two, the rotary type is equipped with first pivot between two axle sleeves, the full gear is all installed at the both ends of first pivot, the quantity of full gear is two, two full gears with all with first rack and the meshing of second rack.
Further, the inner wall of the base both sides all are equipped with the third telescopic link, the quantity of third telescopic link is four, lie in and be connected with first protection shield between the third telescopic link with one side, the quantity of first protection shield is two, inner wall of the base bilateral symmetry is equipped with the fourth telescopic link, the quantity of fourth telescopic link is four, lie in and be connected with the second protection shield between the fourth telescopic link inner with one side, the quantity of second protection shield is two, first protection shield and the second protection shield contact cooperation that corresponds, fixed plate bottom both sides lower part all is equipped with the fifth telescopic link, the quantity of fifth telescopic link is four, lie in and be connected with the holding down plate between the fifth telescopic link lower part with one side, the quantity of holding down plate is two, equal rotary type is equipped with the gyro wheel on the first protection shield of both sides, the quantity of gyro wheel is four, holding down plate and the gyro wheel contact cooperation that corresponds.
The utility model discloses a fixed plate, including four first guard plates, the first bracing piece, the fixed plate is worn out to the upper portion of first bull stick, the first bracing piece is connected respectively to the both ends of first torsion spring, the fixed plate both sides all are slidingtype and are equipped with the second kelly, the quantity of second kelly is four, the second kelly contacts the cooperation with the first bull stick that corresponds, be located and be connected with depression bar down between the second kelly with one side, depression bar and fixed plate slidingtype cooperation, all the cover is equipped with second compression spring on four second kellies, the both ends of second compression spring are connected respectively on second kelly and fixed plate.
Further, the equal rigid coupling in base outer wall bottom both sides has the third support, the quantity of third support is four, base outer wall bottom both sides all are equipped with the fixed block, the quantity of fixed block is eight, the rotary type is equipped with the second bull stick between the fixed block that lies in same one side, the quantity of second bull stick is four, all install the universal wheel on four second bull sticks, the quantity of universal wheel is four, all the cover is equipped with second torsion spring on four second bull sticks, the quantity of second torsion spring is four, the both ends of second torsion spring are connected respectively on corresponding second bull stick and fixed block, all the slidingtype is equipped with first pull rod in the four third supports, the quantity of first pull rod is four, the inner of four first pull rods all with the second bull stick contact fit that corresponds, four third support lower parts all are equipped with the sixth telescopic link, the quantity of sixth telescopic link is eight, the tip of eight sixth telescopic links is connected with the first pull rod that corresponds.
Further, the equal rotary type in base outer wall bottom both sides is equipped with the head rod, the quantity of head rod is four, head rod and the sliding type cooperation of the first pull rod that corresponds, the rigid coupling has the fixed frame of second in the middle of the base outer wall bottom, the equal sliding type in fixed frame both sides of second is equipped with the third connecting rod, the quantity of third connecting rod is two, the outer end rotary type of two third connecting rods is equipped with the second connecting rod, the quantity of second connecting rod is four, the outer end of four second connecting rods is connected with the corresponding head rod rotary type, be connected with third compression spring between two third connecting rod inboards, the quantity of third compression spring is two, the fixed frame lower part sliding type of second is equipped with the second pull rod, the base is worn out to the tip of second pull rod, the sliding type cooperation of second pull rod and the third connecting rod that corresponds.
Furthermore, square holes are formed in the second rotating rod at intervals, and the square holes can prevent the first pull rod from easily sliding off the second rotating rod.
Compared with the prior art, the invention has the beneficial effects that: 1. according to the invention, the loading mechanism and the limiting mechanism are arranged, so that the new energy automobile battery can be loaded as required, and meanwhile, the new energy automobile battery can be limited, thereby effectively avoiding the damage caused by the inclination of the new energy automobile battery in the transportation process;
2. according to the invention, by arranging the protection mechanism and the clamping mechanism, the new energy automobile battery can be wholly wrapped, so that the collision condition in the transportation process is reduced;
3. the invention can quickly change the placing position according to the carrying requirement of workers by arranging the sliding mechanism and the pulling mechanism, thereby reducing the labor intensity of the workers in carrying.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of the present invention.
Fig. 2 is a schematic perspective view of the second part of the present invention.
Fig. 3 is a schematic perspective view of a third embodiment of the present invention.
Fig. 4 is a schematic perspective view of the present invention in use.
Fig. 5 is a schematic perspective view of the loading mechanism of the present invention.
Fig. 6 is a schematic perspective view of the limiting mechanism of the present invention.
Fig. 7 is an enlarged perspective view of the present invention at a.
Fig. 8 is a schematic perspective view of the protection mechanism of the present invention.
Fig. 9 is an enlarged perspective view of the present invention at B.
Fig. 10 is a perspective view of the first part of the chucking mechanism of the present invention.
Fig. 11 is a perspective view of the second part of the clamping mechanism of the present invention.
Fig. 12 is a schematic perspective view of the sliding mechanism of the present invention.
Fig. 13 is a perspective view of the first portion of the pulling mechanism of the present invention.
Fig. 14 is a perspective view of the second portion of the pulling mechanism of the present invention.
Fig. 15 is a perspective view of the third portion of the pulling mechanism of the present invention.
Description of reference numerals: 1. base, 2, handle, 3, box cover, 4, first fixed frame, 5, snap-gauge, 6, first clamping bar, 7, first compression spring, 8, fixed plate, 9, loading mechanism, 91, first telescopic rod, 92, loading plate, 93, first rack, 10, limiting mechanism, 101, first support, 102, second telescopic rod, 103, limiting plate, 104, second rack, 105, shaft sleeve, 106, first rotating shaft, 107, full gear, 11, protection mechanism, 111, third telescopic rod, 112, first protection plate, 113, fourth telescopic rod, 114, second protection plate, 115, roller, 116, fifth telescopic rod, 117, lower pressing plate, 12, clamping mechanism, 121, second support, 122, first rotating rod, 123, first torsion spring, 124, lower pressing rod, 125, second clamping bar, 126, second compression spring, 13, sliding mechanism, 131, third support, 132, Fixing block 133, universal wheel 134, second rotating rod 135, second torsion spring 136, first pull rod 137, sixth telescopic rod 14, pulling mechanism 141, first connecting rod 142, second connecting rod 143, second fixing frame 144, second pull rod 145, third connecting rod 146 and third compression spring.
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. 1-15, the present invention provides a technical solution: a new energy automobile battery locking box comprises a base 1, a handle 2, a box cover 3, a first fixing frame 4, a clamping plate 5, a first clamping rod 6, a first compression spring 7, a fixing plate 8, a loading mechanism 9, a first telescopic rod 91, a loading plate 92, a first rack 93, a limiting mechanism 10, a first support 101, a second telescopic rod 102, a limiting plate 103, a second rack 104, a shaft sleeve 105, a first rotating shaft 106, a full gear 107, a protection mechanism 11, a third telescopic rod 111, a first protection plate 112, a fourth telescopic rod 113, a second protection plate 114, a roller 115, a fifth telescopic rod 116, a lower pressing plate 117, a clamping mechanism 12, a second support 121, a first rotating rod 122, a first torsion spring 123, a lower pressing rod 124, a second clamping rod 125, a second compression spring 126, a sliding mechanism 13, a third support 131, a fixing block 132, a universal wheel 133, a second rotating rod 134, a second torsion spring 135, a first torsion spring 135, a second torsion spring 135, a first clamping rod 7, a second compression spring, a second telescopic rod 111, a first telescopic rod 104, a second telescopic rod, a third telescopic rod 111, a second telescopic rod 112, a second telescopic rod, a third telescopic rod, a fourth telescopic rod, a telescopic rod, The device comprises a first pull rod 136, a sixth telescopic rod 137, a pulling mechanism 14, a first connecting rod 141, a second connecting rod 142, a second fixed frame 143, a second pull rod 144, a third connecting rod 145 and a third compression spring 146, wherein handles 2 are rotatably arranged on the left side and the right side of the outer wall of a base 1, a box cover 3 is rotatably arranged on the rear side of the top of the base 1, the box cover 3 is in contact fit with the upper part of the base 1, a first fixed frame 4 is arranged in the middle of the front side of the outer wall of the base 1, a clamping plate 5 is arranged in the middle of the front side of the outer wall of the box cover 3, the clamping plate 5 is in sliding fit with the first fixed frame 4, first clamping rods 6 are arranged on the left side and the right side of the first fixed frame 4 in a sliding manner, two first compression springs 7 are sleeved on the two first clamping rods 6, two ends of the first compression springs 7 are respectively connected to the first fixed frame 4 and the first clamping rods 6, the inner ends of the first clamping rods 6 are in contact fit with the clamping plates 5, a fixing plate 8 is connected between the upper portions of the inner walls of the base 1, a loading mechanism 9 is arranged on the lower portion of the inner wall of the base 1, a limiting mechanism 10 is installed on the lower portion of the inner wall of the base 1, and the limiting mechanism 10 is located on the outer side of the loading mechanism 9.
The interval of the left and right sides of the bottom of the inner wall of the base 1 is provided with first telescopic rods 91, the number of the first telescopic rods 91 is four, a loading plate 92 is connected between the top ends of the four first telescopic rods 91, the middle parts of the front side and the rear side of the loading plate 92 are provided with first racks 93, and the number of the first racks 93 is two.
Be equipped with first support 101 in the middle of base 1 inner wall bottom, the 1 inner wall bottom left and right sides of base all is equipped with second telescopic link 102, the quantity of second telescopic link 102 is four, be connected with limiting plate 103 between four second telescopic link 102 tops, limiting plate 103 is located the outside of loading board 92, the equal rigid coupling in both sides has second rack 104 around the limiting plate 103 bottom, first support 101 upper portion is equipped with axle sleeve 105, axle sleeve 105's quantity is two, the rotary type is equipped with first pivot 106 between two axle sleeves 105, full gear 107 is all installed at both ends around first pivot 106, full gear 107's quantity is two, two full gear 107 with all mesh with first rack 93 and second rack 104.
The front side and the rear side of the inner wall of the base 1 are respectively provided with a third telescopic rod 111, the number of the third telescopic rods 111 is four, a first protection plate 112 is connected between the third telescopic rods 111 positioned on the same side, the number of the first protection plates 112 is two, the left side and the right side of the inner wall of the base 1 are symmetrically provided with a fourth telescopic rod 113, the number of the fourth telescopic rods 113 is four, a second protection plate 114 is connected between the inner ends of the fourth telescopic rods 113 positioned on the same side, the number of the second protection plates 114 is two, the first protection plate 112 is in contact fit with the corresponding second protection plate 114, the lower parts of the left side and the right side of the bottom of the fixing plate 8 are respectively provided with a fifth telescopic rod 116, the number of the fifth telescopic rods 116 is four, a lower pressing plate 117 is connected between the lower parts of the fifth telescopic rods 116 positioned on the same side, the number of the lower pressing plates 117 is two, the first protection plates 112 on the left side and the right side are respectively provided with a roller 115, and the number of the four rollers 115, the lower press plate 117 is in contact engagement with the corresponding roller 115.
Two equal rigid couplings in outside left and right sides of two first protection boards 112 have second support 121, the quantity of second support 121 is four, equal rotary type is equipped with first bull stick 122 in four second support 121, the upper portion of first bull stick 122 is worn out fixed plate 8, the cover is equipped with first torsion spring 123 on the first bull stick 122, the both ends of first torsion spring 123 are connected respectively on first bull stick 122 and fixed plate 8, both sides all slidingly are equipped with second kelly 125 around the fixed plate 8, the quantity of second kelly 125 is four, second kelly 125 and the contact cooperation of the first bull stick 122 that corresponds, be located and be connected with depression bar 124 down between the second kelly 125 of same one side, depression bar 124 and fixed plate 8 slidingly cooperate, all the cover is equipped with second compression spring 126 on four second kelies 125, the both ends of second compression spring 126 are connected respectively on second kelly 125 and fixed plate 8.
The left side and the right side of the bottom of the outer wall of the base 1 are fixedly connected with third supports 131, the number of the third supports 131 is four, the left side and the right side of the bottom of the outer wall of the base 1 are respectively provided with fixing blocks 132, the number of the fixing blocks 132 is eight, second rotating rods 134 are rotatably arranged between the fixing blocks 132 positioned on the same side, the number of the second rotating rods 134 is four, universal wheels 133 are respectively arranged on the four second rotating rods 134, the number of the universal wheels 133 is four, second torsion springs 135 are respectively sleeved on the four second rotating rods 134, the number of the second torsion springs 135 is four, two ends of each second torsion spring 135 are respectively connected to the corresponding second rotating rod 134 and the corresponding fixing block 132, first pull rods 136 are respectively arranged in the four third supports 131 in a sliding manner, the number of the first pull rods 136 is four, the inner ends of the four first pull rods 136 are respectively in contact fit with the corresponding second rotating rods 134, and the lower parts of the four third supports 131 are respectively provided with sixth telescopic rods 137, the number of the sixth telescopic rods 137 is eight, and the end parts of the eight sixth telescopic rods 137 are connected with the corresponding first pull rods 136.
The left side and the right side of the bottom of the outer wall of the base 1 are respectively provided with four first connecting rods 141 in a rotating mode, the first connecting rods 141 are in sliding fit with corresponding first connecting rods 136, the middle of the bottom of the outer wall of the base 1 is fixedly connected with a second fixing frame 143, the left side and the right side of the second fixing frame 143 are respectively provided with three connecting rods 145 in a sliding mode, the number of the three connecting rods 145 is two, the outer ends of the two third connecting rods 145 are respectively provided with a second connecting rod 142 in a rotating mode, the number of the second connecting rods 142 is four, the outer ends of the four second connecting rods 142 are respectively connected with the corresponding first connecting rods 141 in a rotating mode, a third compression spring 146 is connected between the inner sides of the two third connecting rods 145, the number of the third compression springs 146 is two, the lower portion of the second fixing frame 143 is provided with a second connecting rod 144 in a sliding mode, the front side of the second connecting rod 144 penetrates out of the base 1, and the second connecting rods 144 are in sliding fit with the corresponding third connecting rods 145 in a sliding mode.
When a worker needs to place a new energy automobile battery into the locking box, the worker can firstly manually make the first clamping rod 6 slide outwards on the first fixing frame 4, the first compression spring 7 is compressed, the first clamping rod 6 slides outwards until the first clamping rod temporarily stops contacting with the clamping plate 5, the worker can manually make the box cover 3 rotate on the base 1, the box cover 3 rotates to make the clamping plate 5 rotate, when the clamping plate 5 rotates until the first clamping rod temporarily stops contacting with the first fixing frame 4, the worker can place the new energy automobile battery onto the loading mechanism 9, as the new energy automobile battery has certain gravity, the new energy automobile battery gravity can make the loading mechanism 9 move downwards, the loading mechanism 9 moves downwards to make the limiting mechanism 10 move upwards, the limiting mechanism 10 moves upwards to limit the outer side of the new energy automobile battery, so that the new energy automobile battery can be prevented from being damaged due to inclination in the transportation process, then, a worker can manually rotate the box cover 3 on the base 1 in the opposite direction, the box cover 3 can rotate to enable the clamping plate 5 to rotate, after the clamping plate 5 rotates to be positioned in the first fixing frame 4 again, the worker can quickly loosen the first clamping rod 6, the first compression spring 7 can reset to enable the first clamping rod 6 to slide inwards on the first fixing frame 4, when the first clamping rod 6 slides inwards to penetrate into the clamping plate 5, the first clamping rod 6 can limit the clamping plate 5, when the worker needs to take out a new energy automobile battery on the loading mechanism 9, the worker can again enable the box cover 3 to rotate on the base 1, then the worker can manually take out the new energy automobile battery on the loading mechanism 9, the loading mechanism 9 can slide upwards to reset, the loading mechanism 9 slides upwards to enable the limiting mechanism 10 to slide downwards, the limiting mechanism 10 slides downwards to reset downwards to temporarily stop limiting the outside of the new energy automobile battery, meanwhile, a worker can quickly replace the placing position of the base 1 through the handle 2, and if the worker needs to use the locking box to transport the new energy automobile battery, the worker can repeat the operation again.
When the clamping plate 5 rotates to the state of temporarily stopping contacting with the first fixing frame 4 and the fixing plate 8, a worker can place a new energy automobile battery on the loading plate 92, the new energy automobile battery has certain gravity, the loading plate 92 can move downwards due to the gravity of the new energy automobile battery, the first rack 93 can move downwards due to the downward movement of the loading plate 92, at the moment, the first telescopic rod 91 is compressed, the worker can manually take out the new energy automobile battery on the loading plate 92, the first telescopic rod 91 can extend and reset due to the gradual lightening of the gravity of the loading plate 92, the loading plate 92 and the first rack 93 can move upwards and reset due to the extension of the first telescopic rod 91, so that the locking box can place new energy automobile batteries with different lengths, and if the worker needs to continue to place the new energy automobile battery, the worker can repeat the operation again.
In order to avoid damage caused by inclination of the new energy automobile battery in the transportation process, when the first rack 93 moves downwards to be in contact with the full gear 107, the full gear 107 can be rotated by the first rack 93, the first rotating shaft 106 can rotate in the shaft sleeve 105 due to rotation of the full gear 107, the second rack 104 can move upwards due to rotation of the full gear 107, the limit plate 103 can move upwards due to upward movement of the second rack 104, the second telescopic rod 102 extends, and when the limit plate 103 moves upwards to be positioned outside the new energy automobile battery, the limit plate 103 can limit the outside of the new energy automobile battery, so that damage caused by inclination of the new energy automobile battery in the transportation process can be effectively avoided, when the first rack 93 moves upwards, the full gear 107 can rotate in the opposite direction due to rotation of the first rack 93, the first rotating shaft 106 can rotate in the shaft sleeve 105 due to rotation of the full gear 107, and the second rack 104 can move downwards due to rotation of the full gear 107, the second rack 104 moves downwards to enable the limiting plate 103 to move downwards, the second telescopic rod 102 resets, the limiting plate 103 moves downwards to the position temporarily stopped outside the new energy automobile battery, the limiting plate 103 stops temporarily to limit the outside of the new energy automobile battery, and therefore the stability of the new energy automobile battery is further improved through the locking box.
The new energy automobile battery is inevitably collided during transportation, so a worker can manually move the lower pressing plate 117 downwards, the fifth telescopic rod 116 is extended, when the lower pressing plate 117 moves downwards to be contacted with the roller 115, the roller 115 can be rotated on the first protection plate 112 by the lower pressing plate 117, meanwhile, the first protection plate 112 can be moved inwards by the roller 115, the third telescopic rod 111 can be extended, when the first protection plate 112 moves inwards to be contacted with the second protection plate 114, the second protection plate 114 can be moved inwards by the first protection plate 112, the fourth telescopic rod 113 is extended, when the first protection plate 112 and the second protection plate 114 move inwards to be contacted with the new energy automobile battery, the new energy automobile battery can be tightly clamped by the first protection plate 112 and the second protection plate 114, thereby effectively avoiding the new energy automobile battery from being collided during transportation, when the worker does not need to clamp the new energy automobile battery temporarily, the workman can loosen holding down plate 117 rapidly, fifth telescopic link 116 resets and can make holding down plate 117 rebound, holding down plate 117 rebound to temporary stop when contacting with gyro wheel 115, third telescopic link 111 resets and can make first protection board 112 move to the outside, first protection board 112 moves to the outside when stopping temporarily and contacting with second protection board 114, fourth telescopic link 113 resets and can make second protection board 114 move to the outside, first protection board 112 and second protection board 114 move to the outside when stopping temporarily and contacting with new energy automobile battery, first protection board 112 and second protection board 114 can temporarily stop with new energy automobile battery chucking, thereby this locking case can effectually alleviate the condition that the new energy automobile battery can appear colliding with in the in-process of transportation.
In order to avoid the situation that the new energy automobile battery shakes and suddenly bounces upwards in the transportation process, when the first protection plate 112 moves inwards, the first protection plate 112 can enable the second support frame 121 to move inwards, further the second support frame 121 can enable the first rotating rod 122 and the first torsion spring 123 to move inwards, meanwhile the second support frame 121 can enable the first rotating rod 122 to rotate, the first torsion spring 123 is stretched, when the first rotating rod 122 rotates to be close to the upper portion of the second clamping rod 125, people manually loosen the lower pressing rod 124, the second compression spring 126 resets to enable the lower pressing rod 124 to slide upwards in the fixing plate 8, the lower pressing rod 124 slides upwards to enable the second clamping rod 125 to slide upwards to reset, the second clamping rod 125 can limit the first rotating rod 122, at the moment, the first rotating rod 122 can fix the upper portion of the new energy automobile battery, when workers do not need to fix the upper portion of the new energy automobile battery temporarily, the worker can manually slide the lower pressing rod 124 downwards in the fixing plate 8, the lower pressing rod 124 slides downwards to slide the second clamping rod 125 downwards, the second compression spring 126 is compressed, the second clamping rod 125 slides downwards until temporarily stopping contacting with the first rotating rod 122, the first torsion spring 123 is reset to rotate and reset the first rotating rod 122 in the second bracket 121, at this time, the first rotating rod 122 temporarily stops fixing the upper part of the new energy automobile battery, when the first protection plate 112 slides outwards, the first protection plate 112 can make the second bracket 121 and the first rotating rod 122 move outwards, and the first torsion spring 123 moves outwards along with the first torsion spring, so that the locking box can further fix the upper part of the new energy automobile battery as required, and the situation that the new energy automobile battery shakes and suddenly bounces upwards in the transportation process is reduced.
Because the base 1 and the new energy vehicle battery have certain gravity, a worker needs to consume large strength when carrying the new energy vehicle battery, the worker can manually make the first pull rod 136 slide inwards in the third bracket 131, when the first pull rod 136 slides inwards until the first pull rod 136 temporarily stops contacting with the second rotating rod 134, the first pull rod 136 can temporarily stop limiting the second rotating rod 134, the sixth telescopic rod 137 is stretched, the second torsion spring 135 is reset to make the second rotating rod 134 rotate on the fixing block 132, the second rotating rod 134 can make the universal wheel 133 rotate, the universal wheel 133 rotates to contact with the ground, the universal wheel 133 adaptively rotates to assist the movement of the base 1, thereby reducing the labor intensity of the worker carrying the base 1 and the new energy vehicle battery, if the worker temporarily does not need to carry the base 1 and the new energy vehicle battery, the worker can manually make the universal wheel 133 rotate, the universal wheel 133 rotates to make the second rotating rod 134 rotate on the fixing block 132, the second torsion spring 135 resets and assists the second rotating rod 134 to rotate and reset, then the worker can quickly loosen the first pull rod 136, the sixth telescopic rod 137 resets and enables the first pull rod 136 to slide outwards on the third support 131, when the first pull rod 136 slides outwards and contacts with the second rotating rod 134, the first pull rod 136 can limit the second rotating rod 134, the universal wheel 133 is fixed, at the moment, the base 1 can contact with the ground, and therefore the locking box can be quickly replaced and placed according to the carrying requirement of the worker.
The worker may simultaneously make the inward movement of the first pulling bar 136 complicated, the worker may first make the second pulling bar 144 slide to the front side in the base 1 and the second fixing frame 143, the forward sliding of the second pulling bar 144 may make the third connecting bar 145 slide to the inner side in the second fixing frame 143, the third compression spring 146 is compressed, the third connecting bar 145 may make the second connecting bar 142 move to the inner side, the inward movement of the second connecting bar 142 may make the first connecting bar 141 move to the inner side, and the first connecting bar 141 may make the first pulling bar 136 move to the inner side, at this time, the universal wheel 133 may contact the ground, when the worker temporarily does not need to make the universal wheel 133 contact the ground, the worker may manually make the universal wheel 133 rotate, when the universal wheel 133 rotates to contact the base 1, the worker may rapidly release the first connecting bar 141, the third compression spring 146 is restored to make the third connecting bar 145 move to the outer side in the second fixing frame 143, the third connecting rod 145 moves outwards to enable the second connecting rod 142 and the first connecting rod 141 to move outwards, meanwhile, the first connecting rod 141 enables the first pull rod 136 to move outwards, and then the first pull rod 136 can limit the second rotating rod 134, so that the locking box can control the sliding direction of the first pull rod 136 according to needs, and therefore the sliding time of the first pull rod 136 by workers is effectively shortened.
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.