CN219885441U - Hoist for power conversion crane - Google Patents
Hoist for power conversion crane Download PDFInfo
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- CN219885441U CN219885441U CN202322507561.8U CN202322507561U CN219885441U CN 219885441 U CN219885441 U CN 219885441U CN 202322507561 U CN202322507561 U CN 202322507561U CN 219885441 U CN219885441 U CN 219885441U
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- horizontal frame
- hook
- power conversion
- lifting
- hanger
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 21
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 14
- 230000009471 action Effects 0.000 claims abstract description 4
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 3
- 238000005096 rolling process Methods 0.000 claims description 6
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Abstract
The utility model relates to a lifting appliance for a power conversion crane, which belongs to the technical field of power conversion and comprises a horizontal frame, wherein a guide device capable of stabilizing the relative position of the horizontal frame and a battery box is arranged at the bottom of the horizontal frame, and a lifting hook device capable of hooking the battery box under the action of the guide device is also arranged at the middle part of the horizontal frame; the lifting hook device comprises a bidirectional air cylinder arranged in the middle of the horizontal frame along the length direction of the horizontal frame, lifting hooks are arranged at two telescopic ends of the bidirectional air cylinder, and the two lifting hooks are symmetrically arranged; due to the arrangement of the lifting hook device, the two lifting hooks can synchronously move, so that the in-place efficiency of the lifting hooks is improved, and further the power conversion efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of power conversion, in particular to a lifting appliance for a power conversion crane.
Background
With the development of society, the electric heavy truck with increasingly short energy sources, serious environmental pollution and huge potential influence of global climate change has the advantages of diversified power sources and zero emission, and becomes the development direction of the future heavy truck. Under the conditions of high use frequency and high load of the electric heavy truck, the battery box needs to be replaced frequently.
Because the battery volume that heavy card adopted is great, weight are heavier, and manual replacement battery case (the frame construction of battery case top for the order word form) is difficult to realize, how to carry the battery case from electronic heavy card to the charging frame at present fast, or carry the battery case from the charging frame to electronic heavy card fast on is an important subject of quick replacement battery case at present.
Therefore, according to the parameter requirements of the heavy truck power exchange station, the lifting appliance for the power exchange crane is designed.
Disclosure of Invention
In order to overcome the defects in the background art, the utility model discloses a lifting appliance for a power-exchanging crane.
In order to achieve the aim of the utility model, the utility model adopts the following technical scheme:
the lifting appliance for the power-exchanging crane comprises a horizontal frame, wherein a guide device capable of stabilizing the relative position of the horizontal frame and a battery box is arranged at the bottom of the horizontal frame, and a lifting hook device capable of hooking and lifting the battery box under the action of the guide device is further arranged in the middle of the horizontal frame;
the lifting hook device comprises a bidirectional cylinder arranged in the middle of the horizontal frame along the length direction of the horizontal frame, lifting hooks are arranged at two telescopic ends of the bidirectional cylinder, and the two lifting hooks are symmetrically arranged.
Preferably, the lifting hook comprises two outer hook plates which are respectively positioned at two sides of the horizontal frame, the bottoms of the two outer hook plates are respectively provided with a hook part facing the same end of the horizontal frame, a connecting column connected with the corresponding telescopic end of the bidirectional cylinder is arranged between the two outer hook plates, and at least two roll shafts rolling the top surface of the horizontal frame are arranged between the two outer hook plates along the length direction of the horizontal frame at intervals.
Preferably, the outer hook plate is provided with rollers for rolling the corresponding side wall surface of the horizontal frame.
Preferably, the lifting hook further comprises two inner hook plates respectively positioned at two sides of the inside of the horizontal frame, and the inner hook plates and the outer hook plates have the same structure; the connecting column is arranged between the two inner hook plates; the roll shaft is arranged between the inner hook plate and the outer hook plate on the same side.
Preferably, a connecting plate is arranged between the hook part of the inner hook plate and the hook part of the outer hook plate at the same side.
Preferably, the guiding device comprises lower guiding columns, lower guiding columns are arranged at corners of the bottom surface of the horizontal frame, and chamfering is arranged at edges, corresponding to the outer sides of the horizontal frame, of the bottom surface of the lower guiding columns.
Preferably, the upper section shaft of the two lower guide posts of at least one pair of angles is provided with a positioning stop block which can be lapped on the top surface of the horizontal frame.
Preferably, two symmetrical movable pulley blocks are arranged at the two ends of the horizontal frame at intervals along the width direction of the horizontal frame.
Preferably, the middle parts of the two ends of the horizontal frame are respectively provided with a guide pillar which faces upwards vertically.
Due to the adoption of the technical scheme, the utility model has the following beneficial effects:
1. due to the arrangement of the lifting hook device, the two lifting hooks can synchronously move, so that the in-place efficiency of the lifting hooks is improved, and further the electricity conversion efficiency is improved;
2. due to the arrangement of the guide device and the movable pulley block, when the lifting hook device is in a load posture, the synchronism of the battery box and the horizontal frame can be effectively guaranteed, and the condition that the battery box shakes can be prevented, so that the battery box can be quickly placed on a charging rack or an electric heavy truck, and further the power conversion efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a hook assembly according to the present utility model;
FIG. 3 is a schematic view of the structure of the present utility model in a use state;
fig. 4 is a schematic structural view of the battery case.
In the figure: 1. a horizontal frame; 11. a movable pulley block; 12. a guide post; 2. a guide device; 21. a lower guide post; 22. positioning a stop block; 3. a hook means; 31. a bidirectional cylinder; 32. a lifting hook; 321. an outer hook plate; 322. a hook portion; 323. a connecting column; 324. a roll shaft; 325. a roller; 326. an inner hook plate; 327. and (5) connecting a plate.
Detailed Description
The present utility model will be explained in detail by the following examples, and the purpose of the present utility model is to protect all technical improvements within the scope of the present utility model, and in the description of the present utility model, it should be understood that if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "front", "rear", "left", "right", etc., only correspond to the drawings of the present utility model, and in order to facilitate description of the present utility model, it is not necessary to indicate or imply that the apparatus or element referred to has a specific orientation.
In a first embodiment and with reference to figures 1-3, a lifting appliance for a power-changing crane comprises a horizontal frame 1,
further, the horizontal frame 1 comprises two longitudinal beams, and the end parts of the two longitudinal beams in the same direction are provided with cross beams;
in the embodiment, the longitudinal beam and the transverse beam are rectangular pipes, and the materials of the longitudinal beam and the transverse beam are not lower than Q235-B according to requirements.
The bottom of the horizontal frame 1 is provided with a guide device 2 which can stabilize the relative position of the horizontal frame and the battery box, and the middle part of the horizontal frame 1 is also provided with a lifting hook device 3 which can hook and lift the battery box under the action of the guide device 2;
further, the guiding device 2 comprises a lower guiding column 21, the corners of the bottom surface of the horizontal frame 1 are respectively provided with the lower guiding column 21, and the edges of the bottom surface of the lower guiding column 21 corresponding to the outer side of the horizontal frame 1 are provided with chamfers; the four lower guide posts 21 can be inserted into the inner cavity of the upper end part of the battery box, so that the horizontal frame 1 is ensured not to deviate in the horizontal plane relative to the battery box;
further, the upper section shaft of at least one pair of diagonal lower guide posts 21 is provided with a positioning stop block 22 capable of being lapped on the top surface of the horizontal frame 1; that is, the two lower guide posts 21 located at the left rear position and the right front position of the horizontal frame 1 and/or the upper-stage posts of the two lower guide posts 21 located at the right rear position and the left front position of the horizontal frame 1 are provided with positioning stoppers 22 capable of overlapping the top surface of the horizontal frame 1; the arrangement can ensure that the horizontal frame 1 is horizontally overlapped on the top surface of the battery box before the battery box is lifted, and the situation that the horizontal frame 1 is inclined can not occur.
The lifting hook device 3 comprises a bidirectional cylinder 31 arranged in the middle of the horizontal frame 1 along the length direction of the horizontal frame 1, lifting hooks 32 are arranged at two telescopic ends of the bidirectional cylinder 31, and the two lifting hooks 32 are symmetrically arranged;
further, the lifting hook 32 comprises two outer hook plates 321 respectively positioned at two sides of the horizontal frame 1, the bottoms of the two outer hook plates 321 are respectively provided with a hook part 322 facing the same end of the horizontal frame 1, a connecting column 323 connected with the telescopic end of the corresponding bidirectional cylinder 31 is arranged between the two outer hook plates 321, and at least two roll shafts 324 rolling the top surface of the horizontal frame 1 are arranged between the two outer hook plates 321 along the length direction of the horizontal frame 1 at intervals; therefore, the lifting hook 32 can be ensured to smoothly move along the length direction of the horizontal frame 1, meanwhile, the roll shaft 324 bears the weight of the lifting hook 32 and the lifted battery box, the radial force borne by the bidirectional cylinder 31 is reduced, and the bidirectional cylinder 31 is prevented from being damaged.
Further, the outer hook plate 321 is provided with rollers 325 for rolling the corresponding side wall surface of the horizontal frame 1; the arrangement can not only limit the position of the outer hook plate 321 relative to the width direction of the horizontal frame 1 by the contact of the roller 325 with the side wall surface of the horizontal frame 1, but also effectively reduce the friction force between the outer hook plate 321 and the horizontal frame 1.
The hook 32 does not turn over as needed; the setting like this can two cylinder 31 drive two lifting hooks 32 synchronous relative or the back of the body and remove for the hook portion 322 of lifting hook 32 removes to the below of battery box by the hanging position, accomplishes the function that plays the battery box through lifting by crane horizontal frame 1, guarantees to lift by crane the battery box after, and the condition that the battery box can not appear the slope takes place, consequently can guarantee the stable position conversion between charging frame and electronic heavy truck of battery box, realizes the function of carrying the battery box fast.
The lower end of the lower guide post 21 is correspondingly positioned below the hook part 322 of the lifting hook 32 according to the requirement; that is, the lower end of the lower guide post 21 is lower than the bottom surface of the hook portion 322 of the hook 32.
Furthermore, in order to ensure that the horizontal frame 1 can be stably lifted when being matched with the power-changing crane, two symmetrical movable pulley blocks 11 are arranged at the two end parts of the horizontal frame 1 at intervals along the width direction of the horizontal frame; that is, the two movable pulley blocks 11 positioned at the same end of the horizontal frame 1 are symmetrically arranged relative to the middle part of the horizontal frame 1 in the width direction;
further, the middle parts of the two ends of the horizontal frame 1 are respectively provided with a guide pillar 12 which is vertically upwards; specifically, the guide post 12 is in axial sliding fit with the power conversion crane.
In a second embodiment, referring to fig. 1-3, a lifting appliance for a power conversion crane is based on the first embodiment; the lifting hook 32 further comprises two inner hook plates 326 respectively positioned at two sides of the inner part of the horizontal frame 1, and the inner hook plates 326 and the outer hook plates 321 have the same structure; a connecting column 323 is arranged between the two inner hook plates 326; a roll shaft 324 is arranged between the inner hook plate 326 and the outer hook plate 321 on the same side;
further, a connecting plate 327 is arranged between the hook portion 322 of the inner hook plate 326 and the hook portion 322 of the outer hook plate 321 on the same side; this can increase the strength of the hook portion 322.
The utility model has not been described in detail in the prior art, and it is apparent to those skilled in the art that the utility model is not limited to the details of the above-described exemplary embodiments, but that the utility model can be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, and all changes coming within the meaning and range of equivalency are intended to be embraced therein.
Claims (9)
1. A hoist for a power conversion crane is characterized in that: the battery box lifting device comprises a horizontal frame (1), wherein a guide device (2) capable of stabilizing the relative position of the horizontal frame (1) and the battery box is arranged at the bottom of the horizontal frame (1), and a lifting hook device (3) capable of hooking and hanging the battery box under the action of the guide device (2) is further arranged in the middle of the horizontal frame (1);
the lifting hook device (3) comprises a bidirectional cylinder (31) arranged in the middle of the horizontal frame (1) along the length direction of the horizontal frame (1), lifting hooks (32) are arranged at two telescopic ends of the bidirectional cylinder (31), and the two lifting hooks (32) are symmetrically arranged.
2. The hanger for a power conversion crane according to claim 1, wherein: the lifting hook (32) comprises two outer hook plates (321) which are respectively positioned at two sides of the horizontal frame (1), hook parts (322) facing the same end of the horizontal frame (1) are respectively arranged at the bottoms of the two outer hook plates (321), connecting columns (323) connected with the telescopic ends of the corresponding bidirectional cylinders (31) are arranged between the two outer hook plates (321), and roller shafts (324) for rolling the top surface of the horizontal frame (1) are arranged between the two outer hook plates (321) along the length direction of the horizontal frame (1) at intervals.
3. The hanger for a power conversion crane according to claim 2, wherein: the outer hook plate (321) is provided with rollers (325) for rolling the corresponding side wall surfaces of the horizontal frame (1).
4. A spreader for a power conversion crane according to claim 2 or 3, characterized in that: the lifting hook (32) further comprises two inner hook plates (326) which are respectively positioned at two sides of the inside of the horizontal frame (1), and the inner hook plates (326) have the same structure as the outer hook plates (321); the connecting column (323) is arranged between the two inner hook plates (326); the roll shaft (324) is arranged between the inner hook plate (326) and the outer hook plate (321) on the same side.
5. The hanger for a power conversion crane according to claim 4, wherein: a connecting plate (327) is arranged between the hook part (322) of the inner hook plate (326) and the hook part (322) of the outer hook plate (321) at the same side.
6. The hanger for a power conversion crane according to claim 1, wherein: the guiding device (2) comprises lower guiding columns (21), lower guiding columns (21) are arranged at corners of the bottom surface of the horizontal frame (1), and chamfering is arranged at edges, corresponding to the outer sides of the horizontal frame (1), of the bottom surface of the lower guiding columns (21).
7. The hanger for a power conversion crane according to claim 6, wherein: the upper section column shaft of the two lower guide columns (21) of at least one pair of angles is provided with a positioning stop block (22) which can be lapped on the top surface of the horizontal frame (1).
8. The hanger for a power conversion crane according to claim 1, wherein: two symmetrical movable pulley blocks (11) are arranged at the two ends of the horizontal frame (1) at intervals along the width direction of the horizontal frame.
9. The hanger for a power conversion crane according to claim 1, wherein: the middle parts of the two ends of the horizontal frame (1) are respectively provided with a guide pillar (12) which is vertically upwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322507561.8U CN219885441U (en) | 2023-09-15 | 2023-09-15 | Hoist for power conversion crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322507561.8U CN219885441U (en) | 2023-09-15 | 2023-09-15 | Hoist for power conversion crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219885441U true CN219885441U (en) | 2023-10-24 |
Family
ID=88398460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322507561.8U Active CN219885441U (en) | 2023-09-15 | 2023-09-15 | Hoist for power conversion crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219885441U (en) |
-
2023
- 2023-09-15 CN CN202322507561.8U patent/CN219885441U/en active Active
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