CN218909604U - Hoisting device for port excavator - Google Patents
Hoisting device for port excavator Download PDFInfo
- Publication number
- CN218909604U CN218909604U CN202222541591.6U CN202222541591U CN218909604U CN 218909604 U CN218909604 U CN 218909604U CN 202222541591 U CN202222541591 U CN 202222541591U CN 218909604 U CN218909604 U CN 218909604U
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- rod
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- column
- limiting
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- 230000001154 acute effect Effects 0.000 claims description 3
- 238000005303 weighing Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Abstract
The utility model provides a hoisting device for a harbour excavator, which comprises a bearing frame piece, wherein a tether column capable of sliding up and down is arranged on the bearing frame piece, and a spring is arranged between the bottom of the tether column and the bearing frame piece; the connecting rod is vertically arranged at the bottom of the bearing frame piece, and a sliding rod capable of sliding up and down along with the tether column is arranged on the connecting rod; the hook is rotatably connected to the bottom of the weighing frame piece; the limiting ring is rotatably connected to the bottom of the connecting rod through a rotating shaft, and a torsion spring is sleeved on the rotating shaft; the bottom of the hook is provided with a limiting groove which can be matched with the limiting ring, and the limiting ring is matched in the limiting groove so as to limit the closing state of the hook. The lifting device for the port excavator is stable and reliable in structure, the hooks can maintain a stable and effective closed state, goods are prevented from being separated from the hooks, the goods can be further stably and effectively hung and lifted, the phenomenon of unhooking the goods is avoided, and potential safety hazards are reduced.
Description
Technical Field
The utility model relates to the technical field of lifting appliances, in particular to a lifting device for a port excavator.
Background
The lifting appliance refers to a device for lifting a heavy object in a lifting machine. The most commonly used slings for lifting articles are hooks and slings, and others are slings, lifting chucks, clamps, forks and the like. When the port excavator is hoisted, the connecting lifting lugs on the excavator are connected with the wire ropes, the wire ropes are connected with the lifting appliance, and the lifting appliance and cargoes hung on the lifting appliance are hoisted through the excavator. The existing lifting appliance is easy to unhook goods in the process of lifting the goods, so that potential safety hazards are caused.
Disclosure of Invention
The utility model aims to provide a hoisting device for a port excavator, wherein a hook can maintain a stable and effective closed state, so that cargoes are prevented from being separated from the hook, and further the cargoes can be stably and effectively hoisted in a hanging manner.
To this end, the present utility model provides a hoist device for a harbor excavator, comprising: the bearing frame piece is provided with a tether column capable of sliding up and down, and a spring is arranged between the bottom of the tether column and the bearing frame piece; the connecting rod is vertically arranged at the bottom of the bearing frame piece, and a sliding rod capable of sliding up and down along with the tether column is arranged on the connecting rod; the hook is rotatably connected to the bottom of the weighing frame piece; one end of the pushing rod is rotatably connected to the bottom of the sliding rod, and the other end of the pushing rod is rotatably connected to the hook; the pushing rod is used for driving the hook to rotate through rotation, so that the hook is opened and closed; the limiting ring is rotatably connected to the bottom of the connecting rod through a rotating shaft, and a torsion spring is sleeved on the rotating shaft; the bottom of the hook is provided with a limiting groove matched with the limiting ring, and the limiting ring is matched in the limiting groove so as to limit the closing state of the hook.
Preferably, the hook is an integral piece and comprises a first hanging rod and a second hanging rod with an included angle of an acute angle.
Preferably, the top of the first hanging rod is rotatably connected to the bottom of the bearing frame member.
Preferably, the limiting groove is formed in the bottom of the second hanging rod, a guide surface is further arranged at the bottom of the second hanging rod, and the guide surface is arranged from the limiting groove to the end portion of the second hanging rod in an upward inclined mode.
Preferably, a clamping groove is formed in the bottom of the connecting rod, and when the hook is in a closed state, the end portion of the second hanging rod is matched in the clamping groove.
Preferably, the pushing rod is rotatably connected to the inner side of the first hanging rod.
Preferably, a sliding groove is formed in the connecting rod along the height direction of the connecting rod, and the sliding rod slides up and down along the sliding groove.
Preferably, a connecting block is fixedly connected between the top of the sliding rod and the tether column.
Preferably, the tether post is provided with a sliding through hole, the bearing frame member is provided with a guide post, and the guide post is in clearance fit in the sliding through hole.
Compared with the prior art, the utility model has the advantages and positive effects that: the utility model provides a hoisting device for a port excavator, which comprises: the bearing frame piece is provided with a tether column capable of sliding up and down, and a spring is arranged between the bottom of the tether column and the bearing frame piece; the connecting rod is vertically arranged at the bottom of the bearing frame piece, and a sliding rod capable of sliding up and down along with the tether column is arranged on the connecting rod; the hook is rotatably connected to the bottom of the weighing frame piece; one end of the pushing rod is rotatably connected to the bottom of the sliding rod, and the other end of the pushing rod is rotatably connected to the hook; the pushing rod is used for driving the hook to rotate through rotation, so that the hook is opened and closed; the limiting ring is rotatably connected to the bottom of the connecting rod through a rotating shaft, and a torsion spring is sleeved on the rotating shaft; the bottom of the hook is provided with a limiting groove matched with the limiting ring, and the limiting ring is matched in the limiting groove so as to limit the closing state of the hook. The lifting device for the port excavator is stable and reliable in structure, the hooks can maintain a stable and effective closed state, goods are prevented from being separated from the hooks, and further the goods can be stably and effectively hung and lifted, and potential safety hazards are reduced.
Other features and advantages of the present utility model will become apparent upon review of the detailed description of the utility model in conjunction with the drawings.
Drawings
FIG. 1 is a schematic view of a construction of one embodiment of a hoist (closed state) for a harbor excavator according to the present utility model;
FIG. 2 is a schematic view of the construction of one embodiment of the hoist (closed state) for a harbor excavator of the present utility model;
fig. 3 is a schematic view showing the construction of one embodiment of the hoist for a harbor excavator (opened state) according to the present utility model.
Detailed Description
The following detailed description of the utility model is provided in detail, with the understanding that the embodiments described herein are merely illustrative and explanatory of the utility model and are not intended to limit the utility model.
It should be noted that, in the description of the present utility model, terms such as "upper", "lower", "left", "right", and the like, refer to directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
As shown in fig. 1 to 3, the hoisting device for a harbour excavator in this embodiment includes a load-bearing frame member 10, a tether column 11 capable of sliding up and down is provided on the load-bearing frame member 10, and a spring 12 is provided between the bottom of the tether column 11 and the load-bearing frame member 10; the connecting rod 20 is vertically arranged at the bottom of the bearing frame member 10, and a sliding rod 21 capable of sliding up and down along with the tether column 11 is arranged on the connecting rod 20; the hook 30 is rotatably connected to the bottom of the weighing frame member 10; a pushing rod 40, one end of the pushing rod 40 is rotatably connected to the bottom of the sliding rod 21, and the other end is rotatably connected to the hook 30; the sliding rod 21 slides up and down to drive the pushing rod 40 to rotate, and the pushing rod 40 rotates to drive the hook 30 to rotate so as to realize the opening and closing of the hook 30; the limiting ring is rotatably connected to the bottom of the connecting rod 20 through a rotating shaft (not shown in the figure), and a torsion spring 51 is sleeved on the rotating shaft; the bottom of the hook 30 is provided with a limit groove 31 which can be matched with a limit ring, and the limit ring is matched in the limit groove 31 to limit the closing state of the hook 30.
The hoist device for harbour excavator of this embodiment structure is firm reliable, and couple 30 can maintain stable effectual closed state, avoids the goods to break away from couple 30, and then can carry out stable effectual articulates handling to the goods, reduces the potential safety hazard.
The hook 30 is an integral piece and can be integrally formed through a processing technology, and the hook 30 comprises a first hanging rod 32 and a second hanging rod 33 with an included angle being an acute angle.
The top of the first hanging rod 31 is rotatably connected to the bottom of the bearing frame member 10, and the specific rotatable connection manner is a connection manner commonly used in the art, which is not limited herein.
The limiting groove 31 is arranged at the bottom of the second hanging rod 33, the bottom of the second hanging rod 33 is also provided with a guide surface 34, and the guide surface 34 is arranged in an upward inclined manner from the limiting groove 31 to the end part of the second hanging rod 33. The guide surface 34 can facilitate the detachment and connection of the hook 30 and the limiting ring, and further can facilitate the limiting of the limiting ring to the hook 30, and can facilitate the releasing of the limiting ring to the hook 30.
The limiting ring is an integral piece and comprises a first limiting column 52, and two ends of the first limiting column 52 are respectively and vertically connected with a second limiting column 53. A rotating shaft is connected between the two second limiting posts 52, and is rotatably connected to the bottom of the connecting rod 20 through the rotating shaft. The spacing between the two second spacing posts 53 is greater than the length of the second hanger bar 33, so that the second hanger bar 33 can be inserted between the two second spacing posts 53. The first limiting post 52 can be clamped with the limiting groove 31 at the bottom of the second hanging rod 33, so that the closing state of the hook 30 is limited, and the hook 30 can maintain a stable and effective closing state.
The bottom of the connecting rod 20 is provided with a clamping groove 22, and when the hook 30 is in a closed state, the end part of the second hanging rod 33 is matched in the clamping groove 22; on the one hand, the hook 30 can be limited and blocked; on the other hand, the hook 30 can be given a space for pressing the movement rightward, so that the detachment of the limit groove 31 and the limit ring is facilitated.
One end of the push rod 40 is rotatably connected to the bottom of the slide rod 21 through a rotation shaft, and the other end is rotatably connected to the inner side of the first hanging rod 32 through a rotation shaft.
The connecting rod 20 is provided with a chute 22 along the height direction of the connecting rod 20, and the slide bar 21 slides up and down along the chute 22, so that the slide bar 21 can slide up and down in a guiding and limiting manner, and the slide bar 21 can slide up and down stably and effectively.
A connecting block 23 is fixedly connected between the top of the slide bar 21 and the tether column 11, and the slide bar 21 can slide up and down along with the tether column 11 through the connection of the connecting block 23.
The tether column 11 is provided with a sliding through hole 13, the bearing frame member 10 is provided with a guide column 14, and the guide column 14 is in clearance fit in the sliding through hole 13. The up-and-down sliding of the tether column 11 can be guided and limited, so that the tether column 11 can stably and effectively slide up and down.
The load-bearing frame 10 is provided with an upwardly open receiving slot (not shown in the figures) in which the tether 11 is slidably fitted up and down. The top of the spring 12 is fixedly connected with the bottom of the tether column 11, the bottom of the spring 12 is fixedly connected to the bottom wall of the accommodating groove, the fixed connection mode is not particularly limited herein, and the spring 12 can be driven to stretch and shrink by the upward and downward sliding of the tether column 11.
As shown in fig. 1 and 2, in order to close the hook 30, cargo (not shown in the drawings) may be hooked, and the rope 15 may be connected to the rope post 11, and the rope 15 may be connected to a port excavator or a port crane, through which the cargo is lifted. The tether column 11 slides upwards under the pulling action of the cable 15, so that the slide bar 21 is driven to slide upwards, and the spring 12 is in a stretched state; the sliding rod 21 slides upwards to drive the pushing rod 40 to rotate anticlockwise, so that a rightward pulling force can be given to the hook 30, and the hook 30 can maintain a stable and effective closed state.
In addition, the first limiting post 52 of the limiting ring is clamped in the limiting groove 31 of the hook 30 to limit the closing state of the hook 30, so that the hook 30 can maintain a stable and effective closing state, the cargo is prevented from being separated from the hook, and then the cargo can be stably and effectively hung and lifted.
As shown in fig. 3, is in an open state of the hook 30. When the goods are hoisted to the destination, the port excavator or the port crane does not hoist the hoisting device of the embodiment any more, the rope 15 does not pull the tether column 11 upwards any more, and the tether column 11 can slide downwards to reset under the action of the elasticity of the spring 12, so that the slide bar 21 is driven to slide downwards; sliding the slide bar 21 downward can drive the push bar 40 to rotate clockwise, so that the hook 30 can be given a leftward pushing force, and the hook 30 has a power for opening by rotation.
The closed hook 30 is opened: firstly, the hook 30 is pressed rightwards, so that the limiting groove 31 can be separated from the first limiting column 52, and the limiting ring can rotate anticlockwise and rotate to the right side of the connecting rod 20 under the action of the elasticity of the torsion spring 51, so that the limiting of the limiting ring to the hook 30 can be relieved; then the pushing rod 40 can push the hanging hook 30 to automatically rotate clockwise to open under the pushing force, so that the cargoes can be unhooked.
Closing the open hook 30: firstly, the hook 30 is pushed to the right, so that the hook 30 rotates anticlockwise until the right end of the second hanging rod 33 can be matched in the clamping groove 22, and the hook 30 is closed; then, the limiting ring is pulled to rotate, so that the first limiting column 52 can be clamped in the limiting groove 31 at the bottom of the second hanging rod 33, the closing state of the hook 30 is limited, and the hook 30 can maintain a stable and effective closing state.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the present utility model has been described in detail with reference to the following examples, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the following examples, or equivalents may be substituted for some of the technical features thereof; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Claims (5)
1. A hoist device for harbour excavator, characterized by comprising:
the bearing frame piece is provided with a tether column capable of sliding up and down, and a spring is arranged between the bottom of the tether column and the bearing frame piece;
the connecting rod is vertically arranged at the bottom of the bearing frame piece, and a sliding rod capable of sliding up and down along with the tether column is arranged on the connecting rod;
the hook is rotatably connected to the bottom of the bearing frame piece;
one end of the pushing rod is rotatably connected to the bottom of the sliding rod, and the other end of the pushing rod is rotatably connected to the hook;
the sliding rod slides up and down to drive the pushing rod to rotate, and the pushing rod rotates to drive the hook to rotate so as to realize the opening and closing of the hook;
the limiting ring is rotatably connected to the bottom of the connecting rod through a rotating shaft, and a torsion spring is sleeved on the rotating shaft;
the bottom of the hook is provided with a limiting groove which can be matched with the limiting ring, and the limiting ring is matched in the limiting groove so as to limit the closing state of the hook;
the hook is an integral piece and comprises a first hanging rod and a second hanging rod, wherein the included angle of the first hanging rod and the second hanging rod is an acute angle;
the top of the first hanging rod is rotatably connected to the bottom of the bearing frame piece, and the limiting groove is formed in the bottom of the second hanging rod;
the bottom of the connecting rod is provided with a clamping groove, and when the hook is in a closed state, the end part of the second hanging rod is matched in the clamping groove;
the limiting ring comprises a first limiting column, and two ends of the first limiting column are respectively and vertically connected with a second limiting column; a rotating shaft is connected between the two second limiting columns and is rotatably connected to the bottom of the connecting rod through the rotating shaft; the first limiting column is clamped with the limiting groove to limit the closing state of the hook;
one end of the pushing rod is rotatably connected to the bottom of the sliding rod through a rotating shaft, and the other end of the pushing rod is rotatably connected to the inner side of the first hanging rod through the rotating shaft.
2. The lifting device for a harbour excavator of claim 1 wherein,
the bottom of the second hanging rod is also provided with a guide surface, and the guide surface is upwards inclined from the limiting groove to the end part of the second hanging rod.
3. The lifting device for a harbour excavator of claim 1 wherein,
the connecting rod is provided with a sliding groove along the height direction of the connecting rod, and the sliding rod slides up and down along the sliding groove.
4. The lifting device for a harbour excavator of claim 1 wherein,
and a connecting block is fixedly connected between the top of the sliding rod and the tether column.
5. The lifting device for a harbour excavator of claim 1 wherein,
the rope tying column is provided with a sliding through hole, the bearing frame piece is provided with a guide column, and the guide column is in clearance fit in the sliding through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222541591.6U CN218909604U (en) | 2022-09-26 | 2022-09-26 | Hoisting device for port excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222541591.6U CN218909604U (en) | 2022-09-26 | 2022-09-26 | Hoisting device for port excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218909604U true CN218909604U (en) | 2023-04-25 |
Family
ID=86043639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222541591.6U Active CN218909604U (en) | 2022-09-26 | 2022-09-26 | Hoisting device for port excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218909604U (en) |
-
2022
- 2022-09-26 CN CN202222541591.6U patent/CN218909604U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: No.12 Jingba Road, Huangdao District, Qingdao City, Shandong Province Patentee after: QINGDAO PORT INTERNATIONAL Co.,Ltd. Patentee after: QINGDAO PORT INTERNATIONAL Co.,Ltd. DONGJIAKOU BRANCH Address before: No.6, gangqing Road, Shibei District, Qingdao, Shandong Province Patentee before: QINGDAO PORT INTERNATIONAL Co.,Ltd. Patentee before: QINGDAO PORT INTERNATIONAL Co.,Ltd. DONGJIAKOU BRANCH |
|
| CP02 | Change in the address of a patent holder |