CN216377280U - AGV trolley with cantilever crane - Google Patents
AGV trolley with cantilever crane Download PDFInfo
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- CN216377280U CN216377280U CN202122077602.5U CN202122077602U CN216377280U CN 216377280 U CN216377280 U CN 216377280U CN 202122077602 U CN202122077602 U CN 202122077602U CN 216377280 U CN216377280 U CN 216377280U
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Abstract
A cantilever-hung AGV trolley comprises an AGV body (10) and a suspension arm mechanism (20). The AGV body includes an optical navigation system and is capable of traveling along a prescribed navigation path. The suspension arm mechanism comprises a base (21), a suspension (22), a winch (23), a lifting appliance (24) and at least two pulley blocks. The base is fixed in the AGV automobile body to set up in the one end of AGV automobile body. The suspension is fixed in the base and stretches out the AGV automobile body. The hoist engine sets up in the base. The hanger can be connected with a battery pack. Each pulley block comprises a plurality of fixed pulleys, a plurality of movable pulleys and a steel wire rope. The fixed pulley is rotatably provided to the suspension. The movable pulley is rotatably arranged on the lifting appliance. One end of the steel wire rope is wound on the winch, the other end of the steel wire rope is fixed on the suspension, and the steel wire rope is respectively wound on the fixed pulley and the movable pulley to enable the winch to drive the lifting appliance to lift. The cantilever crane AGV trolley can realize the battery replacement of the heavy truck electric automobile with low cost.
Description
Technical Field
The utility model relates to the field of electric automobile battery replacement, in particular to a cantilever crane AGV trolley for electric automobile battery replacement.
Background
At present, the battery replacement of the heavy truck electric automobile usually adopts a top hoisting type, a hoisting gantry crane or a gantry crane is needed, but the hoisting gantry crane is usually installed in a steel structure workshop, a large amount of civil engineering and steel structure design and construction need to be carried out, the construction period is long, and the cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a cantilever crane AGV trolley which can realize the battery replacement of a heavy truck electric automobile at low cost.
The utility model provides an AGV trolley with a cantilever crane, which comprises an AGV body and a suspension arm mechanism. The AGV body includes an optical navigation system and is capable of traveling along a prescribed navigation path. The suspension arm mechanism comprises a base, a suspension, a winch, a lifting appliance and at least two pulley blocks. The base is fixed in the AGV automobile body to set up in the one end of the rectilinear movement direction of AGV automobile body. The suspension is fixed in the base and stretches out the AGV automobile body along the rectilinear movement direction of AGV automobile body. The hoist engine sets up in the base. The hanger can be connected with a battery pack. Each pulley block comprises a plurality of fixed pulleys, a plurality of movable pulleys and a steel wire rope. The fixed pulleys are rotatably provided to the hanger and are arranged in the extending direction of the hanger. The movable pulley is rotatably arranged on the lifting appliance. One end of the steel wire rope is wound on the winch, the other end of the steel wire rope is fixed on the suspension, and the steel wire rope is respectively wound on the fixed pulleys and the movable pulleys to enable the winch to drive the lifting appliance to lift.
According to the AGV trolley with the cantilever crane, the AGV body capable of traveling along the specified navigation path drives the suspension arm mechanism to move on the ground, and the battery pack is vertically hoisted through the suspension arm mechanism, so that the battery replacement of the heavy truck electric automobile is realized. The cantilever crane AGV trolley can replace a hoisting gantry crane or a gantry crane to replace a heavy truck electric automobile, and a large amount of cost is saved.
In yet another exemplary embodiment of a cantilevered AGV cart, the suspension includes a column structure, a beam structure, and a plurality of support beams. The column structure is vertically fixed to the base. One end of the beam structure is fixedly connected to the end of the column structure and extends out perpendicular to the column structure. One end of each supporting beam is fixedly connected with the upright post structure, and the other end of each supporting beam is fixedly connected with the cross beam structure and used for supporting the cross beam structure.
In yet another exemplary embodiment of a cantilevered AGV cart, each pulley block includes four fixed pulleys and two movable pulleys, the fixed pulleys being disposed on the beam structure and aligned along the length of the beam structure.
In another exemplary embodiment of a cantilevered AGV cart, the beam structure further includes a plurality of load lifting limiters, with one end of each wire rope connected to the load lifting limiters in a one-to-one correspondence. Thereby avoiding potential safety hazards caused by overload.
In another exemplary embodiment of a cantilevered AGV cart, the column structure includes four columns and four reinforcements. The four upright posts form a square on the base. Each reinforcement connects two adjacent columns. The cantilever crane AGV trolley further comprises a control cabinet, the control cabinet is fixed in a space defined by the four stand columns on the base, and control equipment used for controlling the AGV body and the winch is arranged in the control cabinet. Borrow this can the rational utilization space, improve the wholeness of cantilever crane AGV dolly simultaneously.
In another exemplary embodiment of a cantilevered AGV cart, the spreader includes a plurality of locator posts that extend in a lifting direction of the spreader toward the suspension and taper at their ends. The suspension includes the several registration arm, and the registration arm aligns with the reference column one by one on the lifting direction of hoist to the mouth of pipe of registration arm enlargies gradually, and the reference column can stretch into the registration arm one-to-one when the hoist rises to the top, and the registration arm can restrict the reference column in the ascending direction's of the lifting direction of perpendicular to hoist motion.
In another exemplary embodiment of the suspended AGV, the AGV body includes a steel frame welded to the chassis of the AGV body, and the base is fixedly connected to the steel frame by bolts.
In another exemplary embodiment of the AGV trolley with a cantilever crane, the AGV body further includes a counterweight disposed at an end of the AGV body not provided with the base in the linear moving direction.
In another exemplary embodiment of a cantilevered AGV, the AGV body includes a lidar sensor disposed at an end of the AGV body that is provided with a base in a direction of linear movement, the lidar sensor being less than a minimum height of a bottom of a battery pack suspended from a suspension.
In another exemplary embodiment of the cantilevered AGV, the cantilevered AGV further comprises a housing that houses the AGV body and the suspension arm mechanism. Thereby providing waterproof, dustproof, and protective functions.
Drawings
The following drawings are only schematic illustrations and explanations of the present invention, and do not limit the scope of the present invention.
FIG. 1 is a schematic diagram illustrating an exemplary embodiment of a cantilevered AGV.
Fig. 2 is a schematic structural view of an exemplary embodiment of a suspension arm mechanism.
Fig. 3 is another structural schematic diagram of the suspension arm mechanism.
Description of the reference symbols
10 AGV body
12 steel structure frame
14 counterweight block
16 lidar sensor
20 suspension arm mechanism
21 base
22 suspension
221 upright column structure
222 column
223 reinforcing member
225 crossbeam structure
226 lifting weight limiter
227 positioning tube
229 brace beam
23 hoist
24 lifting appliance
242 positioning column
251 fixed pulley
252 Movable pulley
253 wire rope
30 control cabinet
40 battery pack.
Detailed Description
In order to more clearly understand the technical features, objects and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings, wherein the same reference numerals in the drawings refer to the same or similar structural or functional components.
"exemplary" means "serving as an example, instance, or illustration" herein, and any illustration, embodiment, or steps described as "exemplary" herein should not be construed as a preferred or advantageous alternative.
FIG. 1 is a schematic diagram illustrating an exemplary embodiment of a cantilevered AGV. Referring to FIG. 1, a cantilevered AGV includes an AGV body 10 and a suspension arm mechanism 20.
The AGV body 10 includes an optical navigation system and is capable of traveling along a prescribed navigation path. The suspension arm mechanism 20 includes a base 21, a suspension 22, a hoist 23, a spreader 24, and two pulley blocks. The mount 21 is fixed to the AGV body 10 and is provided at one end in the linear moving direction of the AGV body 10. The suspension 22 is fixed to the bed 21 and extends out of the AGV body 10 in the direction of linear movement of the AGV body 10.
The hoist 23 is provided to the base 21, thereby reducing the load of the suspension 22. The spreader 24 can be connected to a battery pack 40. Two pulley blocks are arranged in the width direction of the AGV body 10, each pulley block including four fixed pulleys 251, two movable pulleys 252, and one wire rope 253. The fixed pulley 251 is rotatably provided to the hanger 22 and is arranged in the extending direction of the hanger 22. The movable sheave 252 is rotatably provided to the hoist 24. One end of the wire rope 253 is wound around the hoist 23, the other end is fixed to the suspension 22, and the wire rope 253 is further wound around four fixed sheaves 251 and two movable sheaves 252, respectively, so that the hoist 23 can drive the hoist 24 to ascend and descend. In the exemplary embodiment, one fixed sheave 251 of each pulley block is used to adjust the stretching direction of the wire rope 253 extending from the hoist 23, the other three fixed sheaves 251 form a four-rope suspension structure for suspending the hanger 22 in cooperation with the two movable sheaves 252, and the two pulley blocks form an eight-rope suspension structure having stable hoisting strength. However, not limited thereto, in other exemplary embodiments, the number of pulley sets, and the number of the fixed pulley 251 and the movable pulley 252 of each pulley set may be adjusted according to actual design needs.
In an exemplary embodiment, referring to FIG. 1, the AGV body 10 includes a steel structural frame 12 welded to the chassis of the AGV body 10, and a base 21 is fixedly attached to the steel structural frame 12 by bolts. The steel structure frame 12 can reinforce the supporting strength of the suspension arm mechanism 20, and improve the overall hoisting load. The AGV body 10 further includes a weight 14 disposed at an end of the AGV body 10 not provided with the base 21 in the linear moving direction. The balancing weight 14 is used for adjusting the gravity center of the AGV body 10 and improving the overall hoisting load.
In an exemplary embodiment, referring to fig. 1, the AGV body 10 includes a laser radar sensor 16 disposed at one end of the AGV body 10 where the mount 21 is disposed in the linear moving direction, and the height of the laser radar sensor 16 is lower than the lowest height of the bottom of the battery pack 40 suspended from the suspension 22. The optical navigation system of the AGV body 10 is able to navigate by scanning the markers on the ground with the laser radar sensor 16.
According to the AGV trolley with the cantilever crane, the suspension arm mechanism 20 is driven to move on the ground through the AGV body 10 capable of traveling along the specified navigation path, and the battery pack 40 is vertically lifted through the suspension arm mechanism 20, so that the battery replacement of the heavy truck electric automobile is realized. The cantilever crane AGV trolley can replace a hoisting gantry crane or a gantry crane to replace a heavy truck electric automobile, and a large amount of cost is saved.
Fig. 2 and 3 are schematic structural views of an exemplary embodiment of a suspension arm mechanism. Referring to fig. 2 and 3, suspension 22 includes a column structure 221, a beam structure 225, and a plurality of support beams 229. The pillar structure 221 is vertically fixed to the base 21. One end of the beam structure 225 is fixedly connected to the end of the column structure 221 and extends perpendicular to the column structure 221, and the fixed pulleys 251 of the pulley sets are arranged on the beam structure 225 and arranged along the length direction of the beam structure 225. Each support beam 229 is fixedly attached at one end to the upright structure 221 and at the other end to the beam structure 225 for supporting the beam structure 225.
In an exemplary embodiment, referring to fig. 2 and 3, the stud structure 221 includes four studs 222 and four stiffeners 223. Four posts 222 enclose a square on the base 21. Each stiffener 223 connects two adjacent studs 222. The AGV of the cantilever crane further comprises a control cabinet 30 fixed on the base 21 in a space enclosed by four pillars 222, and a control device for controlling the AGV body 10 and the winch 23 is arranged in the control cabinet 30. Borrow this can the rational utilization space, improve the wholeness of cantilever crane AGV dolly simultaneously.
In an exemplary embodiment, referring to fig. 2 and 3, the beam structure 225 further includes a plurality of load lifting limiters 226, and one end of each of the wire ropes 253 is connected to the load lifting limiters 226 in one-to-one correspondence. Thereby avoiding potential safety hazards caused by overload.
In an exemplary embodiment, referring to fig. 2, the spreader 24 includes two positioning posts 242, the positioning posts 242 protrude toward the suspension 22 in the lifting direction of the spreader 24, and the end portions of the positioning posts 242 are tapered. The suspension 22 comprises two positioning tubes 227, the positioning tubes 227 are aligned with the positioning columns 242 one by one in the lifting direction of the lifting appliance 24, the orifices of the positioning tubes 227 are gradually enlarged, the positioning columns 242 can correspondingly extend into the positioning tubes 227 one by one when the lifting appliance 24 is lifted to the top, and the positioning tubes 227 can limit the movement of the positioning columns 242 in the direction perpendicular to the lifting direction of the lifting appliance 24. Therefore, when the battery pack 40 is lifted to the maximum by the lifting tool 24, the lifting tool 24 and the battery pack 40 can be prevented from shaking, and the safety is improved. Although the number of the positioning posts 242 and the positioning tubes 227 is two, the number is not limited thereto, and in other exemplary embodiments, the number of the positioning posts 242 and the positioning tubes 227 can be adjusted according to actual design requirements.
In other exemplary embodiments, the cantilevered AGV may further include a housing that houses the AGV body 10 and the suspension arm mechanism 20, thereby providing water and dust protection as well as protection.
It should be understood that although the present description has been described in terms of various embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and those skilled in the art will recognize that the embodiments described herein may be combined as suitable to form other embodiments, as will be appreciated by those skilled in the art.
The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications such as combinations, divisions or repetitions of features, which do not depart from the technical spirit of the present invention, should be included in the scope of the present invention.
Claims (10)
1. Cantilever crane AGV dolly, its characterized in that includes:
an AGV body (10) including an optical navigation system and capable of traveling along a prescribed navigation path; and
a suspension arm mechanism (20) comprising:
a base (21) fixed to the AGV body (10) and provided at one end in a linear moving direction of the AGV body (10),
a suspension (22) fixed to the chassis (21) and projecting the AGV body (10) in a direction of linear movement of the AGV body (10),
a winch (23) disposed on the base (21),
a hanger (24) capable of connecting the battery pack, an
At least two assembly pulley, each the assembly pulley includes:
a plurality of fixed pulleys (251) rotatably provided to the hanger bracket (22) and arranged in a projecting direction of the hanger bracket (22),
a plurality of movable pulleys (252) rotatably provided to the spreader (24), and
and one end of the steel wire rope (253) is wound on the winch (23), the other end of the steel wire rope (253) is fixed on the suspension bracket (22), and the steel wire rope (253) is also wound on the fixed pulleys (251) and the movable pulleys (252) respectively so that the winch (23) can drive the lifting appliance (24) to lift.
2. The AGV of claim 1, wherein said suspension (22) comprises:
a column structure (221) vertically fixed to said base (21);
a beam structure (225) fixedly connected at one end to an end of said column structure (221) and extending perpendicularly to said column structure (221); and
a plurality of support beams (229), each of the support beams (229) having one end fixedly connected to the column structure (221) and the other end fixedly connected to the beam structure (225) for supporting the beam structure (225).
3. The AGV of claim 2 wherein each of said sets of pulleys comprises four of said fixed pulleys (251) and two of said movable pulleys (252), said fixed pulleys (251) being disposed on said beam structure (225) and aligned along the length of said beam structure (225).
4. The AGV of claim 2 wherein said crossbar structure (225) further comprises a plurality of load lifting limiters (226), one end of each of said wire ropes (253) being connected to said load lifting limiters (226) in a one-to-one correspondence.
5. The AGV of claim 2, wherein said column structure (221) comprises:
four upright posts (222), wherein the four upright posts (222) form a square on the base (21); and
four reinforcing members (223), each reinforcing member (223) connecting two adjacent columns (222);
the AGV trolley comprises a base (21), and is characterized in that the AGV trolley further comprises a control cabinet (30) which is fixed on the base (21) by four columns (222) enclosing a space, and control equipment for controlling the AGV body (10) and the winch (23) is arranged in the control cabinet (30).
6. The AGV according to claim 1, wherein said spreader (24) includes a plurality of positioning posts (242), said positioning posts (242) extending in a direction of elevation of said spreader (24) toward said hanger (22), and ends of said positioning posts (242) being tapered; the suspension frame (22) comprises a plurality of positioning pipes (227), the positioning pipes (227) are aligned with the positioning columns (242) one by one in the lifting direction of the lifting appliance (24), the pipe openings of the positioning pipes (227) are gradually enlarged, the positioning columns (242) can correspondingly extend into the positioning pipes (227) one by one when the lifting appliance (24) is lifted to the top, and the positioning pipes (227) can limit the movement of the positioning columns (242) in the direction perpendicular to the lifting direction of the lifting appliance (24).
7. The AGV according to claim 1, wherein said AGV body (10) comprises a steel frame (12) welded to a chassis of said AGV body (10), said base (21) being fixedly attached to said steel frame (12) by bolts.
8. The AGV according to claim 1, wherein said AGV body (10) further comprises a weight (14) provided at an end of said AGV body (10) not provided with said base (21) in a direction of linear movement.
9. The AGV according to claim 1, wherein said AGV body (10) comprises a laser radar sensor (16) disposed at an end of said AGV body (10) where said base (21) is disposed in a direction of linear movement, said laser radar sensor (16) having a height lower than a lowest height of a bottom of said battery pack suspended from said suspension (22).
10. The AGV of claim 1 further comprising a housing that houses the AGV body (10) and the suspension arm mechanism (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122077602.5U CN216377280U (en) | 2021-08-31 | 2021-08-31 | AGV trolley with cantilever crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122077602.5U CN216377280U (en) | 2021-08-31 | 2021-08-31 | AGV trolley with cantilever crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216377280U true CN216377280U (en) | 2022-04-26 |
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ID=81240112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122077602.5U Active CN216377280U (en) | 2021-08-31 | 2021-08-31 | AGV trolley with cantilever crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216377280U (en) |
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2021
- 2021-08-31 CN CN202122077602.5U patent/CN216377280U/en active Active
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