CN220264946U - Lifting appliance structure capable of being automatically locked - Google Patents
Lifting appliance structure capable of being automatically locked Download PDFInfo
- Publication number
- CN220264946U CN220264946U CN202321854768.6U CN202321854768U CN220264946U CN 220264946 U CN220264946 U CN 220264946U CN 202321854768 U CN202321854768 U CN 202321854768U CN 220264946 U CN220264946 U CN 220264946U
- Authority
- CN
- China
- Prior art keywords
- lifting
- locking
- horizontal
- connecting block
- locking piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 2
- 230000005484 gravity Effects 0.000 abstract description 8
- 238000005457 optimization Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Load-Engaging Elements For Cranes (AREA)
Abstract
The utility model relates to an automatic locking lifting appliance structure, which belongs to the technical field of forklift lifting appliances and comprises a lifting hook composed of a vertical part, a horizontal connecting part and a horizontal lifting part, wherein a lifting ring is arranged above the lifting hook, an opening is formed in one side of the lifting hook, which is far away from the vertical part, a connecting block is rotatably arranged on the horizontal connecting part, a locking piece is arranged below the connecting block, and a locking inclined plane is arranged at the lower end of the locking piece. According to the utility model, the connecting block vertically faces downwards under the action of gravity, one side, close to the opening of the lifting hook, of the horizontal lifting part is lifted upwards under the action of gravity of the vertical part, the opening of the lifting hook can be reduced by the locking inclined plane at the lower end of the locking piece, a locking force is provided by the self weight of the lifting hook and a lifted object, a locking included angle is formed between the inclined plane at the lower end of the locking piece and the upper surface of the horizontal lifting part, the lifting rope is locked by the locking piece matched with the horizontal lifting part and the vertical part, and the lifting rope is prevented from loosening.
Description
Technical Field
The utility model belongs to the technical field of forklift lifting appliances, and particularly relates to a lifting appliance structure capable of being automatically locked.
Background
The lifting forklift is a forklift with lifting function, and a lifting appliance structure is arranged on the forklift. The lifting appliance structure is connected with the fork of the forklift through a cantilever, and is widely applied to the fields of high-altitude lifting operation, road rescue operation, transportation facility installation, lifting and cultivation of trees, steel structure installation of narrow working places and the like, and can also be used for lifting forklift storage batteries.
The -shaped lifting appliance is a common lifting appliance structure of a forklift truck, the structure is provided with a -shaped lifting hook, one side of the lifting hook is opened and consists of a vertical part and two horizontal parts, the whole lifting hook is inclined under the gravity action of the vertical part during lifting, and an included angle is formed between the vertical part and a plumb line, so that one side of the horizontal part is lifted upwards, and a lifting rope is prevented from being separated from the opening, so that the lifting safety is improved. However, under the action of wind force and inertia, the hidden danger that the hoisting rope is separated from the -shaped lifting hook still exists, and a lifting appliance structure capable of automatically locking the hoisting rope is lacking in the prior art.
Disclosure of Invention
The utility model aims to solve the problems and provide a lifting appliance structure capable of automatically locking.
The utility model realizes the above purpose through the following technical scheme:
the utility model provides a hoist structure that can lock automatically, includes the lifting hook that comprises vertical portion and the horizontal connecting portion and the horizontal hoisting portion that set firmly in vertical portion upper and lower both ends respectively, the lifting hook top is equipped with rings and lifting hook and has the opening in one side of keeping away from vertical portion, the rotation is equipped with connecting block and rings and installs the top at the connecting block on the horizontal connecting portion, the below of connecting block is equipped with the latch, the latch is used for reducing hoist rope on opening and the horizontal hoisting portion of locking, and the latch lower extreme has a locking inclined plane, and during hoist operation, install rings on the cantilever of fork truck fork, the connecting block is vertical down under the action of gravity, and the horizontal hoisting portion of lifting hook upwards perk under the action of gravity, will be hung the hoist rope of object and hang on horizontal hoisting portion, and the bottom of latch lower extreme inclined plane is located the opening one side of lifting hook, can reduce the lifting hook opening, provides locking force through lifting hook and by the dead weight of hoist object, makes the connecting block keep vertical state, and the inclined plane of latch lower extreme can hug closely hoist rope, and the latch lower extreme inclined plane forms the hoist rope with horizontal hoisting portion upper surface through locking loose, prevents hoist rope with the horizontal hoisting portion through locking loose.
As a further optimization scheme of the utility model, an installation groove is formed in the connecting block, a hinge shaft penetrating through the installation groove is fixedly arranged on the horizontal connecting part, and a torsion spring is arranged between the hinge shaft and the installation groove.
As a further optimization scheme of the utility model, a groove body corresponding to the connecting block is arranged on one side of the horizontal connecting part far away from the vertical part, through holes are formed in the front side and the rear side of the horizontal connecting part, two ends of the hinge shaft are respectively fixed on the inner sides of the two through holes, torque is provided for the connecting block through a torsion spring on the hinge shaft, the connecting block is abutted against one end of the groove body close to the vertical part in a natural state, and a larger opening is formed on one side of a lifting hook before the lifting rope is hung on the horizontal lifting part.
As a further optimization scheme of the utility model, the upper surface of the horizontal hoisting part is provided with the anti-skid patterns, and when the locking piece is tightly pressed on the hoisting rope, friction force is provided for the hoisting rope through the anti-skid patterns, so that the anti-loosening capability of the hoisting structure is further enhanced.
As a further optimization scheme of the utility model, the locking piece is a wedge-shaped first locking piece integrally formed at the lower end of the connecting block, and when the hoisting rope is locked, the inclined surface at the lower end of the first locking piece is tightly attached to the hoisting rope.
As a further optimization scheme of the utility model, the locking piece is a locking component which is elastically connected with the connecting block, and the locking component is elastically connected with the connecting block, so that the adaptability of the lifting appliance structure to the size of the lifting rope is stronger, and the elastic connecting piece between the locking component and the connecting block can also enhance the locking force.
As a further optimization scheme of the utility model, the locking component comprises a wedge-shaped second locking block, a guide block fixedly arranged at the lower end of the connecting block and in sliding fit with the second locking block, a groove formed at the lower end of the guide block and a compression spring arranged between the groove and the second locking block.
The utility model has the beneficial effects that:
1) When the lifting device is used for lifting, the connecting block vertically faces downwards under the action of gravity, one side, close to the opening of the lifting hook, of the horizontal lifting part of the lifting hook is lifted upwards, a locking included angle is formed between the inclined plane at the lower end of the locking piece and the upper surface of the horizontal lifting part, so that the opening of the lifting hook is reduced, the self weight of the lifting hook and the object to be lifted provides a locking force for the inclined plane at the lower end of the locking piece, the lifting rope is automatically locked by the locking piece matched with the horizontal lifting part and the vertical part, the lifting rope is prevented from loosening, and the potential safety hazard is reduced;
2) According to the utility model, the torsion spring on the hinge shaft provides torque for the connecting block, so that the connecting block is abutted against one end of the groove body close to the vertical part in a natural state, and the hoisting rope is suspended in front of the horizontal hoisting part, so that a large opening is formed on one side of the lifting hook, the hoisting rope is conveniently suspended on the horizontal hoisting part of the lifting hook by a worker, and the convenience of hoisting operation is improved;
3) When the locking component which is elastically connected with the connecting block is adopted, the second locking piece of the locking component can slide on the guide block, the adaptability of the lifting appliance structure to the size of the lifting rope is stronger, and the locking force of the lifting appliance can be enhanced by the compression spring between the second locking piece and the connecting block, so that the locking effect of the lifting appliance structure is further improved.
Drawings
FIG. 1 is a schematic overall structure of a first embodiment of the present utility model;
FIG. 2 is a schematic view showing the working state of the hoisting operation according to the first embodiment of the present utility model;
FIG. 3 is a schematic top view of a cross-sectional structure of the connecting block of the present utility model;
FIG. 4 is a schematic overall structure of a second embodiment of the present utility model;
fig. 5 is a schematic cross-sectional view of the front surface of a locking member according to a second embodiment of the present utility model.
In the figure: 1. a lifting hook; 2. a hanging ring; 3. a connecting block; 4. a locking member; 5. a mounting groove; 6. a hinge shaft; 7. a torsion spring; 8. a tank body; 11. a vertical portion; 12. a horizontal connection portion; 13. a horizontal hoisting part; 14. a through hole; 15. anti-skid lines; 41. a first locking piece; 42. a second locking piece; 43. a guide block; 44. a groove; 45. compressing the spring.
Detailed Description
The following detailed description of the present application is provided in conjunction with the accompanying drawings, and it is to be understood that the following detailed description is merely illustrative of the application and is not to be construed as limiting the scope of the application, since numerous insubstantial modifications and adaptations of the application will be to those skilled in the art in light of the foregoing disclosure.
First embodiment
As shown in fig. 1-3, an automatic locking lifting appliance structure comprises a lifting hook 1 composed of a vertical part 11, a horizontal connecting part 12 and a horizontal lifting part 13, wherein the horizontal connecting part 12 and the horizontal lifting part 13 are respectively fixedly arranged at the upper end and the lower end of the vertical part 11, a lifting ring 2 is arranged above the lifting hook 1, one side of the lifting hook 1 far away from the vertical part 11 is provided with an opening, a connecting block 3 is rotatably arranged on the horizontal connecting part 12, the lifting ring 2 is arranged at the top of the connecting block 3, a locking piece 4 is arranged below the connecting block 3, the locking piece 4 is used for shrinking the opening and locking a lifting rope on the horizontal lifting part 13, the locking piece 4 is a wedge-shaped first locking piece 41 integrally formed at the lower end of the connecting block 3, and a locking inclined surface is arranged at the lower end of the first locking piece 41. During lifting operation, the lifting ring 2 is arranged on a cantilever of a fork of a forklift truck, the lifting ring 2 is hinged to the middle position of the top of the connecting block 3, the middle position of the bottom of the connecting block 3 is hinged to the horizontal connecting part 12 of the lifting hook 1, the connecting block 3 is vertically downward under the action of gravity, the horizontal lifting part 13 of the lifting hook 1 is lifted upward under the action of gravity of the vertical part 11, a lifting rope of a lifted object is suspended on the horizontal lifting part 13, the bottom end of the inclined plane of the lower end of the first locking piece 41 is positioned on one side of the opening of the lifting hook 1, the opening of the lifting hook 1 can be reduced, the vertical state of the connecting block 3 is kept through the self weight of the lifting hook 1 and the lifted object, the inclined plane of the lower end of the first locking piece 41 can be clung to the lifting rope, the inclined plane of the lower end of the first locking piece 41 forms a locking included angle with the upper surface of the horizontal lifting part 13, the locking included angle is smaller than 90 DEG, the lifting rope is locked through the first locking piece 41 and the vertical part 11, the lifting rope is prevented from loosening by the self weight of the lifting rope of the lifting hook 1 and the lifted object, and the potential safety hazard during lifting operation is reduced.
Further, as shown in fig. 3, the horizontal connecting portion 12 is hinged to the connecting block 3 through the hinge shaft 6, the mounting groove 5 is formed in the connecting block 3, the hinge shaft 6 penetrating through the mounting groove 5 is fixedly arranged on the horizontal connecting portion 12, the torsion spring 7 is arranged between the hinge shaft 6 and the mounting groove 5, the torsion spring 7 is preferably a double-helical torsion spring, the groove body 8 corresponding to the connecting block 3 is formed in one side, far away from the vertical portion 11, of the horizontal connecting portion 12, through holes 14 are formed in the front side and the rear side of the horizontal connecting portion 12, two ends of the hinge shaft 6 are respectively fixed on the inner sides of the two through holes 14, torque is provided for the connecting block 3 through the torsion spring 7 on the hinge shaft 6, the connecting block 3 is abutted against one end, close to the vertical portion 11, of the groove body 8 in a natural state, and a large opening is formed in one side of the lifting hook 1 before the lifting rope is hung on the horizontal lifting portion 13. In addition, as shown in fig. 1 and 4, the upper surface of the horizontal hoisting part 13 is provided with anti-slip lines 15, and when the first locking piece 41 is tightly pressed on the hoisting rope, friction force is provided for the hoisting rope through the anti-slip lines 15, so that the anti-loosening capability of the hoisting tool structure is further enhanced.
Second embodiment
Referring to fig. 4 and 5, the present embodiment discloses an automatic locking sling structure, and compared with the first embodiment, the locking member 4 of the present embodiment is a locking member elastically connected to the connection block 3.
Specifically, the locking part includes wedge second locking piece 42, set firmly in connecting block 3 lower extreme and with second locking piece 42 sliding fit's guide block 43, set up with the recess 44 of guide block 43 lower extreme and locate the compression spring 45 between recess 44 and the second locking piece 42, because second locking piece 42 and connecting block 3 elastic connection, hoist structure is stronger to hoist and mount rope size's adaptability, compression spring 45 between second locking piece 42 and the connecting block 3 also can improve locking effect.
The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.
Claims (7)
1. The utility model provides a hoist structure that can lock automatically, includes lifting hook (1) that comprises vertical portion (11) and horizontal connecting portion (12) and horizontal hoist and mount portion (13) that set firmly both ends about vertical portion (11) respectively, lifting hook (1) top is equipped with rings (2) and lifting hook (1) keep away from one side of vertical portion (11) and have the opening, its characterized in that: the horizontal connecting part (12) is rotatably provided with a connecting block (3) and the hanging ring (2) is arranged at the top of the connecting block (3), a locking piece (4) is arranged below the connecting block (3), and the locking piece (4) is used for shrinking the opening and locking a hanging rope on the horizontal hanging part (13).
2. The spreader structure of claim 1, wherein: the connecting block (3) is internally provided with a mounting groove (5), a hinge shaft (6) penetrating through the mounting groove (5) is fixedly arranged on the horizontal connecting part (12), and a torsion spring (7) is arranged between the hinge shaft (6) and the mounting groove (5).
3. The spreader structure of claim 2, wherein: the groove body (8) corresponding to the connecting block (3) is arranged on one side, far away from the vertical part (11), of the horizontal connecting part (12), through holes (14) are respectively formed in the front side and the rear side of the horizontal connecting part (12), and two ends of the hinge shaft (6) are respectively fixed on the inner sides of the two through holes (14).
4. The spreader structure of claim 1, wherein: the upper surface of the horizontal hoisting part (13) is provided with anti-skid patterns (15).
5. The spreader construction according to any one of claims 1-4, wherein: the locking piece (4) is a wedge-shaped first locking piece (41) integrally formed at the lower end of the connecting block (3).
6. The spreader construction according to any one of claims 1-4, wherein: the locking piece (4) is a locking component which is elastically connected with the connecting block (3).
7. The spreader structure of claim 6 wherein: the locking component comprises a wedge-shaped second locking block (42), a guide block (43) fixedly arranged at the lower end of the connecting block (3) and in sliding fit with the second locking block (42), a groove (44) formed at the lower end of the guide block (43) and a compression spring (45) arranged between the groove (44) and the second locking block (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321854768.6U CN220264946U (en) | 2023-07-14 | 2023-07-14 | Lifting appliance structure capable of being automatically locked |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321854768.6U CN220264946U (en) | 2023-07-14 | 2023-07-14 | Lifting appliance structure capable of being automatically locked |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220264946U true CN220264946U (en) | 2023-12-29 |
Family
ID=89305101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321854768.6U Active CN220264946U (en) | 2023-07-14 | 2023-07-14 | Lifting appliance structure capable of being automatically locked |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220264946U (en) |
-
2023
- 2023-07-14 CN CN202321854768.6U patent/CN220264946U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219363028U (en) | Anti-tilting structure of crane sling | |
| CN220264946U (en) | Lifting appliance structure capable of being automatically locked | |
| CN207918262U (en) | A kind of multi-purpose oil drum tongs | |
| CN213445764U (en) | Tower section of thick bamboo hoist and mount hoist assembly | |
| US2986421A (en) | Air-operated hook | |
| CN209702120U (en) | Evaporator suspender anchor ear | |
| CN211920643U (en) | Anti-drop's hoist lifting hook subassembly | |
| CN216711368U (en) | Tower hoisting sling with high stability | |
| CN211998465U (en) | Automatic safe unhooking device | |
| CN209601937U (en) | Automatic lockout suspension hook | |
| CN210854952U (en) | Novel lifting appliance | |
| CN215160287U (en) | Traveling crane lifting hook with self-locking structure | |
| CN214611134U (en) | Automatic unhooking device of crane | |
| CN211594843U (en) | Safe and stable building tower crane | |
| CN215208071U (en) | Automatic locking device for crane hook and crane hook | |
| CN209957227U (en) | Lifting hook of bridge crane | |
| CN220056030U (en) | Anti-drop's lifting hook | |
| CN216512335U (en) | Balanced hoist of stopper assembly | |
| CN218754551U (en) | Novel driving mousing-hook device | |
| CN216807781U (en) | Locomotive diesel engine hoist | |
| CN219009716U (en) | Novel crane hoisting assembly | |
| CN109650243A (en) | Evaporator suspender | |
| CN221027154U (en) | Steel plate anti-skid lifting device | |
| CN213415968U (en) | Hoisting piece and vehicle body sling | |
| CN214495410U (en) | Unhooking prevention device for building hoisting machinery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |