CN212712591U - Lifting appliance and double-beam bridge portal stacking crane thereof - Google Patents
Lifting appliance and double-beam bridge portal stacking crane thereof Download PDFInfo
- Publication number
- CN212712591U CN212712591U CN202021637811.XU CN202021637811U CN212712591U CN 212712591 U CN212712591 U CN 212712591U CN 202021637811 U CN202021637811 U CN 202021637811U CN 212712591 U CN212712591 U CN 212712591U
- Authority
- CN
- China
- Prior art keywords
- sliding frame
- forklift
- carriage
- rail
- fixed
- 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
Images
Landscapes
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
A lifting appliance and a double-beam bridge portal type stacking crane thereof belong to the technical field of cranes and comprise a fixed sliding frame, a moving sliding frame and a forklift sliding frame which are connected in sequence; the fixed sliding frame and the moving sliding frame are respectively provided with a track and a track II, the moving sliding frame is arranged on the track I, and the forklift sliding frame is arranged on the track II; the fixed sliding frame is fixedly connected with a trolley of the stacking crane, and the trolley is provided with a swing mechanism, a fixed pulley block and a lifting mechanism; the top of the moving sliding frame is provided with a movable pulley block, and the movable pulley block is connected with a lifting mechanism and a fixed pulley block through a steel wire rope; the forklift sliding frame is connected with the fixed sliding frame through a soft rope, a pulley is further arranged on the moving sliding frame, the soft rope winds around the pulley, and the forklift sliding frame moves up and down along the second rail under the action of the soft rope along with the lifting of the moving sliding frame; the lower end of the forklift carriage is provided with a lifting appliance crossbeam and a pallet fork. This novel hoist makes materials such as rod not leave the residual magnetism, can make full use of upper space operation under the condition that narrow passageway and ground equipment are many, also can improve the material and put the number of piles.
Description
Technical Field
The utility model belongs to the technical field of the hoist, more specifically relates to a hoist and two roof beam bridge portal stacking crane thereof.
Background
The bridge crane is a portal crane with a bridge frame running on an elevated rail, also called a crown block, the bridge frame of the bridge crane runs longitudinally along the rails laid on the elevated rails on two sides, and the crane trolley runs transversely along the rails laid on the bridge frame to form a rectangular working range, so that the space below the bridge frame can be fully utilized to hoist materials without being hindered by ground equipment, and the portal crane is a crane with the widest application range and the largest quantity. However, the lifting appliance of the bridge crane generally adopts an electromagnetic lifting appliance, and when medium and small bars and the like are lifted by an electromagnet lifting appliance, residual magnetism is left, which damages the transported materials.
If the residual magnetism is to be avoided, a forklift which is a carrying device plays an important role, is a main force in material carrying equipment, is flexible and quick in loading, unloading, stacking and short-distance transportation operation of finished pallet goods, and is widely applied to occasions such as ports, stations, airports, goods yards, factory workshops, warehouses, circulation centers, distribution centers and the like. The defects that the ground forklift is inconvenient to operate and difficult to realize automation under the condition of more ground equipment or narrow passage; when the material placing frame is higher and exceeds the maximum lifting height of a forklift, the forklift is used for carrying materials and the material placing frame is not easy to realize.
Meanwhile, a crane of the overhead travelling crane is generally hoisted by using a steel wire rope, a steel wire rope with a hook hangs down from the trolley, and the crane is hoisted by hooking the goods by using the hook. The steel wire rope is soft and cannot be controlled left and right, when long strip-shaped materials such as steel bars are transported, the steel wire rope is easy to rotate and swing, the steel wire rope is not easy to control during stacking, the steel bars or other goods are difficult to accurately place, and a goods shelf is more difficult to place. When the goods are controlled on site manually, potential safety hazards exist.
Therefore, a need exists for a lifting appliance that can perform all the functions of a forklift while making full use of the space above the ground.
SUMMERY OF THE UTILITY MODEL
To the technical problem that exists, the utility model discloses a hoist and two roof beam bridge portal stacking crane thereof makes materials such as rod not leave the residual magnetism, can make full use of upper space under the many situation of narrow passageway and ground equipment at the transport of XYZ triaxial, stack operation, also can improve the material and put the number of piles, improves warehouse utilization ratio.
The utility model adopts the following specific technical scheme:
a lifting appliance comprises a fixed sliding frame, a moving sliding frame and a forklift sliding frame which are connected in sequence;
the fixed sliding frame is provided with a first rail, the moving sliding frame is provided with a second rail, the moving sliding frame is arranged on the first rail, and the forklift sliding frame is arranged on the second rail;
the fixed sliding frame is fixedly connected with a trolley of the stacking crane, and the trolley is provided with a swing mechanism, a fixed pulley block and a lifting mechanism for controlling the rotation and lifting of the lifting appliance;
the top of the moving sliding frame is provided with a movable pulley block, the movable pulley block is connected with the lifting mechanism and the fixed pulley block through a steel wire rope, and the moving sliding frame moves up and down along a first rail under the driving of the movable pulley block;
the forklift carriage is connected with the fixed carriage through a soft rope, a pulley is further arranged on the moving carriage, the soft rope bypasses the pulley, and the forklift carriage moves up and down along the second rail under the action of the soft rope along with the lifting of the moving carriage;
the lower end of the forklift carriage is provided with a lifting appliance crossbeam, and a fork is arranged on the lifting appliance crossbeam.
Furthermore, the pulley is equipped with at least a pair ofly, and soft rope one end fixed connection is at the top of fork truck balladeur train, walks around the pulley after be connected with the lower extreme of fixed balladeur train.
Furthermore, the top of the forklift carriage is provided with a balance arm, and the balance arm is connected with a plurality of pulleys through the soft rope, so that the stress of the soft rope is uniform.
Furthermore, the forklift carriage is divided into an upper section and a lower section, the lower section comprises a lifting appliance cross beam and a pallet fork which are in rigid connection, and the upper section and the lower section of the forklift carriage are fixedly connected through flanges, so that the forklift carriage is convenient to disassemble and deliver goods.
Furthermore, the bottom of the lifting appliance beam is provided with a lifting hole, and a shackle can be installed.
Further, the first rail is a guide rail or a guide groove, and the moving sliding frame is connected with the first rail through a sliding block or a roller.
Further, the second rail is a guide rail or a guide groove, and the forklift carriage is connected with the second rail through a sliding block or a roller.
Furthermore, a workbench is arranged in the middle of the fixed sliding frame.
Furthermore, a balance arm is arranged on the trolley, is parallel to the central shaft of the fixed pulley block and is connected with the movable pulley block through a steel wire rope, so that the stress of the steel wire rope is balanced.
The double-beam bridge portal stacking crane adopts the lifting appliance.
The utility model has the advantages that:
(1) under the condition of more ground equipment or narrow passage, the device replaces the movement of a forklift on the ground, and does not need to occupy the ground space; the carrying and stacking of XYZ three axes can be realized, the carrying flexibility is higher, the goods are controlled to move up and down through the sliding frames, the sliding frames are limited by the rails, the left and right swinging and the turning are avoided, the control is more accurate, and the safety is higher;
(2) when materials such as small and medium bars are conveyed, the lifting appliance of the electromagnet is replaced, so that residual magnetism of the materials is avoided, and the conveyed materials are not damaged;
(3) the lifting appliance has long stroke, the material placing layers of a factory building and a warehouse are more than those of a forklift, and the utilization rate of the warehouse is improved;
(4) the forklift carriage is divided into two sections which are connected by a flange, so that delivery is facilitated;
(5) the lifting appliance beam is provided with lifting holes, so that the lifting appliance beam is convenient to install and dismount and can be used for loading scattered materials.
Drawings
FIG. 1 is a schematic diagram of a crane spreader according to a preferred embodiment of the present invention;
FIG. 2 is a schematic diagram illustrating the winding of a wire rope of a lifting pulley block according to a preferred embodiment of the present invention;
FIG. 3 is a side view of a crane spreader in accordance with a preferred embodiment of the present invention raised to an elevated position;
FIG. 4 is a schematic diagram of a crane spreader according to a preferred embodiment of the present invention, which is different from FIG. 1;
FIG. 5 is a side view of a preferred embodiment of the present invention differing from FIG. 3, with the crane spreader raised to an elevated position;
fig. 6 is an enlarged sectional view of the turntable of the cart of fig. 3.
1. A fixed carriage; 2. a moving carriage; 3. a forklift carriage; 4. a first track; 5. a second track; 6. a fixed pulley block; 7. a movable pulley block; 8. a pulley; 9. a work table; 10. a pallet fork; 11. a reel; 12. a balance arm; 13. hoisting holes; 14. a flange; 15. a spreader beam; 16. an upper trolley; 17. a lower trolley; 18. an outer ring of the slewing bearing; 19. a rotary support inner ring; 20. a rotary electric machine.
Detailed Description
The invention is further illustrated by the following specific examples. The starting materials and methods employed in the novel examples are those conventionally commercially available in the art and those conventionally used, unless otherwise specified.
Example 1
As shown in fig. 1 to 3, a lifting appliance and a double-beam bridge gantry stacking crane thereof are provided, wherein the lifting appliance is provided with three sections for ensuring the travel, and comprises a fixed sliding frame 1, a moving sliding frame 2 and a forklift sliding frame 3 which are sequentially connected in a sliding manner. A first rail 4 is arranged on the fixed sliding frame 1, a second rail 5 is arranged on the moving sliding frame 2, the moving sliding frame 2 is arranged on the first rail 4, and the forklift sliding frame 3 is arranged on the second rail 5; the fixed sliding frame 1 is fixedly connected with a trolley of the stacking crane, and the trolley is provided with a swing mechanism, a fixed pulley block and a hoisting mechanism (comprising a winding drum 11 and a motor reducer for controlling the winding drum) for controlling the rotation and lifting of the lifting appliance; the top of the moving carriage 2 is provided with a movable pulley block 7, the movable pulley block 7 is connected with a winding drum 11 and a fixed pulley block 6 through a steel wire rope, and the moving carriage 2 moves up and down along a first track 4 under the driving of the movable pulley block 7; the forklift carriage 3 is connected with the fixed carriage 1 through a steel wire rope, the top of the moving carriage 2 is also provided with a pulley 8, the steel wire rope bypasses the pulley 8, and the forklift carriage 3 moves up and down along the second rail 5 under the action of the steel wire rope along with the lifting of the moving carriage 2; the lower end of the forklift carriage 3 is provided with a lifting appliance crossbeam 15, and the lifting appliance crossbeam 15 is provided with a pallet fork 10.
The hoisting mechanism comprises a motor reducer and a winding drum 11, the motor reducer is connected with the winding drum 11 in a control mode, and the winding drum 11 is driven to rotate. The fixed pulley block 6 is arranged below the winding drum 11, the central shaft of the fixed pulley block 6 is fixedly arranged on the trolley, as shown in figure 2, a steel wire rope on the winding drum 11 bypasses a movable pulley block 7 arranged on the moving sliding frame 2 and is connected with the fixed pulley block 6, when the winding drum 11 rotates, the movable pulley block 7 is matched with the fixed pulley block 6 to drive the moving sliding frame 2 to ascend along a first track 4 on the fixed sliding frame 1, and meanwhile, the moving sliding frame 2 descends by means of the self weight of a lifting appliance and materials.
Two ends of a movable pulley block 7 at the top of the moving carriage 2 are respectively provided with a pulley 8, a steel wire rope is arranged to respectively bypass the pulleys 8, one end of the steel wire rope is connected with the upper part of the forklift carriage 3, and the other end of the steel wire rope is connected with the lower end of the fixed carriage 1. When the moving carriage 2 ascends, the steel wire rope is folded to be equivalent to shortening the connecting distance between the forklift carriage 3 and the fixed carriage 1, the forklift carriage 3 ascends along the second rail 5 under the tension of the steel wire rope, when the moving carriage 2 descends, the folding length of the steel wire rope is shortened, the forklift carriage 3 descends, and therefore the lifting speed and the lifting stroke of the forklift carriage 3 are twice of those of the moving carriage 2.
In this embodiment, the first rail 4 and the second rail 5 are both guide rails, and the moving carriage 2 and the forklift carriage 3 are slidably connected to the corresponding guide rails through sliders.
As shown in fig. 3, the middle part of the fixed sliding frame 1 is provided with a workbench 9 for facilitating equipment maintenance of workers, as shown in fig. 1, the forklift sliding frame 3 is provided with a balance arm 12, the balance arm 12 is connected with a plurality of pulleys 8 through a steel wire rope, the bottom of the lifting appliance crossbeam 15 is also provided with a lifting hole 13, the lifting appliance crossbeam 15 is rigidly connected with the fork 10, and materials can be stacked on the fork 10. The balance arm 12 enables the two steel wire ropes to be stressed uniformly, and meanwhile, the hoisting hole 13 can be used for installing a shackle and hoisting null materials. When materials such as small and medium bars are carried, the lifting appliance replaces an electromagnet lifting appliance, residual magnetism of the materials is avoided, and the materials are not damaged.
The double-beam portal stacking crane comprises the lifting appliance, a portal frame, a cart and a trolley. The crane has a cart on the guide rail of the portal frame and reciprocating along the portal frame, a trolley on the cart and reciprocating along the cart, and a sling on the trolley. As shown in fig. 6, the trolley is divided into an upper trolley 16 and a lower trolley 17, wherein the upper trolley 16 is provided with a hoisting mechanism and is connected with a fixed sliding frame 1 of a lifting appliance; the lower trolley 17 is provided with a running mechanism and a rotary motor 20. The upper trolley 16 and the lower trolley 17 are connected through a slewing mechanism (slewing bearing), wherein an inner ring 19 of the slewing bearing is fixedly connected with the lower trolley 17, an outer ring 18 of the slewing bearing is fixedly connected with the upper trolley 16, a gear is arranged on the wall of the outer ring 18 of the slewing bearing, and the outer ring 18 of the slewing bearing rotates through meshing with the gear on an output shaft of a slewing motor 20, namely the upper trolley 14 and the lifting appliance rotate together under the driving of the slewing motor 20, so that the rotation of the lifting appliance is realized. For safety reasons, two rotary motors 20 are provided in this embodiment (in the event of a failure of one, the power of the other rotary motor 20 is also sufficient to rotate the slewing bearing).
The stroke of this embodiment hoist is long, and the scene in many or narrow passageway of ground equipment all can be in the nimble operation on XYZ triaxial, and the material of factory building, warehouse, stock ground is put the number of piles and is put more than using fork truck, has improved the utilization ratio in warehouse.
Example 2
The first rail 4 and the second rail 5 in the embodiment 1 are designed into guide grooves, the moving carriage 2 is connected with the first rail 4 through a roller, and the forklift carriage 3 is also connected with the second rail 5 through a roller; or one of the first rail 4 and the second rail 5 is a guide rail, the other one is a guide groove, and the roller corresponding to the slide block or the guide groove corresponding to the guide rail is selected for the moving carriage 2 and the forklift carriage 3 to be connected with the first rail 4 and the second rail 5 respectively.
Example 3
As shown in fig. 4, in order to ensure that the steel wire rope is uniformly stressed, a balance arm 12 is arranged on the fixed pulley block 6, the fixed pulley block 6 comprising three fixed pulleys is replaced by a combination of the fixed pulley block 6 comprising two fixed pulleys and the balance arm 12, and the balance arm 12 is connected with the movable pulley block 7 through the steel wire rope.
Example 4
As shown in fig. 5, the forklift carriage 3 may be provided as an upper section and a lower section connected by a flange 14, the lower section includes a spreader beam 15, a lifting hole 13 and a fork 10, and the forklift carriage 3 is divided into two sections to facilitate the detachment and shipment.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. A lifting appliance is characterized by comprising a fixed sliding frame, a moving sliding frame and a forklift sliding frame which are connected in sequence;
the fixed sliding frame is provided with a first rail, the moving sliding frame is provided with a second rail, the moving sliding frame is arranged on the first rail, and the forklift sliding frame is arranged on the second rail;
the fixed sliding frame is fixedly connected with a trolley of the stacking crane, and the trolley is provided with a swing mechanism, a fixed pulley block and a lifting mechanism for controlling the rotation and lifting of the lifting appliance;
the top of the moving sliding frame is provided with a movable pulley block, the movable pulley block is connected with the lifting mechanism and the fixed pulley block through a steel wire rope, and the moving sliding frame moves up and down along a first rail under the driving of the movable pulley block;
the forklift carriage is connected with the fixed carriage through a soft rope, a pulley is further arranged on the moving carriage, the soft rope bypasses the pulley, and the forklift carriage moves up and down along the second rail under the action of the soft rope along with the lifting of the moving carriage;
the lower end of the forklift carriage is provided with a lifting appliance crossbeam, and a fork is arranged on the lifting appliance crossbeam.
2. The spreader of claim 1, wherein the pulleys are provided with at least one pair, one end of the flexible rope is fixedly connected to the top of the forklift carriage, and the flexible rope is connected with the lower end of the fixed carriage after passing through the pulleys.
3. The spreader of claim 2, wherein the top of the forklift carriage is provided with a balance arm, and the balance arm is connected with a plurality of pulleys through the flexible rope, so that the flexible rope is uniformly stressed.
4. The spreader of claim 2, wherein the forklift carriage is divided into an upper section and a lower section, the lower section comprises the spreader beam and the pallet fork which are rigidly connected, and the upper section and the lower section of the forklift carriage are fixedly connected through flanges, so that the forklift carriage is convenient to disassemble and deliver goods.
5. The spreader of claim 4, wherein the spreader beam is provided with lifting holes at the bottom for installing shackles.
6. The spreader according to claim 1, wherein the first rail is a guide rail or a guide groove, and the moving carriage is connected to the first rail by a sliding block or a roller.
7. The spreader of claim 1, wherein the second rail is a guide rail or a guide groove, and the forklift carriage is connected to the second rail by a slider or a roller.
8. The spreader according to claim 1, wherein the fixed carriage is provided with a table in the middle.
9. The lifting appliance according to claim 1, wherein the trolley is provided with a balance arm, the balance arm is parallel to a central shaft of the fixed pulley block, and the balance arm is connected with the movable pulley block through a steel wire rope so as to balance the stress of the steel wire rope.
10. A double-beam bridge portal stacker crane, wherein the spreader of any one of claims 1 to 9 is used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021637811.XU CN212712591U (en) | 2020-08-07 | 2020-08-07 | Lifting appliance and double-beam bridge portal stacking crane thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021637811.XU CN212712591U (en) | 2020-08-07 | 2020-08-07 | Lifting appliance and double-beam bridge portal stacking crane thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212712591U true CN212712591U (en) | 2021-03-16 |
Family
ID=74913960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021637811.XU Active CN212712591U (en) | 2020-08-07 | 2020-08-07 | Lifting appliance and double-beam bridge portal stacking crane thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212712591U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114329707A (en) * | 2021-12-24 | 2022-04-12 | 重庆市工程管理有限公司 | BIM technology-based medical equipment hoisting method |
-
2020
- 2020-08-07 CN CN202021637811.XU patent/CN212712591U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114329707A (en) * | 2021-12-24 | 2022-04-12 | 重庆市工程管理有限公司 | BIM technology-based medical equipment hoisting method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205151582U (en) | Novel rack and pinion luffing single -boom multipurpose stationary crane | |
| CN210457317U (en) | Vertical transport vechicle is built in room | |
| CN103663168A (en) | Special crane for transporting fan blade | |
| CN203624874U (en) | Special crane for transporting fan blade | |
| CN212712591U (en) | Lifting appliance and double-beam bridge portal stacking crane thereof | |
| CN114835026A (en) | Double-deck container bank bridge of dolly liftable | |
| CN220376168U (en) | Multifunctional portal crane | |
| CN209038910U (en) | Gantry crane | |
| CN111891980A (en) | Double-beam bridge portal type stacker crane and application workshop thereof | |
| CN106240430B (en) | Movable gantry type rotatable automatic counterweight vehicle-mounted self-loading and unloading equipment | |
| CN109368520A (en) | Rail type material elevator | |
| CN105800472A (en) | Logistics transfer device | |
| CN113859337A (en) | Civil engineering construction fragment of brick handling equipment | |
| CN111039187B (en) | Suspension type transport crane | |
| CN104555750B (en) | A kind of transporting and hoisting machinery | |
| CN106218490A (en) | Goods elevating method in a kind of carrying cart and compartment thereof | |
| CN111792528A (en) | Simple crane | |
| CN217780546U (en) | Hopper trolley for winery | |
| CN105752853A (en) | Port wharf goods transfer device | |
| CN216686480U (en) | Novel full-automatic large-span vertical sand core conveying system | |
| CN221165584U (en) | Multi-hook synchronous steel wire rope hoist | |
| CN205419582U (en) | Floor hoist | |
| CN110921504A (en) | Gantry hanging bracket | |
| CN217676426U (en) | Crane for winery | |
| CN219689257U (en) | Fixed tunnel stacker in overlength overweight section bar storehouse |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |