CN211004168U - Trolley lifting appliance - Google Patents
Trolley lifting appliance Download PDFInfo
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- CN211004168U CN211004168U CN201921983631.4U CN201921983631U CN211004168U CN 211004168 U CN211004168 U CN 211004168U CN 201921983631 U CN201921983631 U CN 201921983631U CN 211004168 U CN211004168 U CN 211004168U
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- trolley
- main beam
- wire rope
- steel wire
- lifting
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Abstract
The utility model provides a trolley lifting appliance, which comprises a girder, wherein the length of the girder is more than or equal to that of a trolley to be lifted; the top of girder is plate-type structure and the central point department of putting of girder is provided with the lug, be provided with 4 main side lugs on the girder, main side lug is connected with the one end of steel wire rope through S6 level D type shackle, the other end of steel wire rope also is connected with the girder lifting hook through S6 level D type shackle. The utility model has four points stressed after lifting, stable operation, good use effect and thoroughly eliminates the clamping damage of the steel wire rope to the breast board; the trolley hoisting device has the advantages of simple structure, small volume, light weight and convenient storage, reduces the time for hoisting the trolley from the original 5-6 minutes to 2-3 minutes, thereby realizing the rapid hoisting of the trolley of the sintering machine, greatly shortening the hoisting time during the maintenance of the trolley of the sintering machine and improving the yield of the sintering machine.
Description
Technical Field
The utility model relates to a hoist technical field especially relates to a platform truck hoist.
Background
The pallet is an important component of the strand sintering machine, and each sintering machine is provided with dozens to hundreds of pallets according to different sizes. Because of the design requirement of the sintering production line, the sintering machine is arranged at the highest position of the production line, the trolley is required to be hoisted to the ground for maintenance by the crane (crown block), and the repaired trolley is hoisted to the sintering machine for reloading from the ground by the crane (crown block) from a hoisting port after maintenance (different field designs may be caused). A method of lifting a trolley in general: a steel wire rope with elliptical rings at two ends sequentially penetrates through two wheel shafts at the end part of the trolley, and then the elliptical rings are hung on a hanging hook of a travelling crane (crown block), so that the steel wire rope forms a triangle, and the two ends of the steel wire rope are the same. And after the steel wire rope is detected and hung, the steel wire rope can be lifted.
At present, the 180-line trolley and 132-line trolley upper and lower line lifting appliances in the sintering workshop of our factory are in the form of steel wire ropes and lifting hooks, as shown in fig. 1 to 3, generally, two trolley wheels 8 are arranged on two opposite sides of the trolley 7, and the trolley wheels 8 are connected with the trolley 7 through shaft sleeves 9. Two opposite sides of the trolley 7 are provided with baffle plates 11, and the baffle plates 11 are arranged at the outer edge of the trolley 7. During hoisting, the trolley 7 is hoisted by two steel wire ropes 5 which are arranged in a crossed mode through a steel wire rope hook 12, and the hoisting mode is that the steel wire rope hook 12 is directly hung on a shaft sleeve 9 of a trolley wheel. According to the characteristics of sintering production, the frequency of the trolley 7 going on and off the line is frequent, when the trolley 7 is lifted by using the steel wire rope 5, the steel wire rope 5 has inward clamping force on the breast board 11 of the trolley 7, so that the breast board 11 is loosened, and great influences are generated on stable operation of a sintering machine, infirm fixation of the breast board and air leakage of a trolley body.
SUMMERY OF THE UTILITY MODEL
In view of the above defects, the utility model aims to provide a trolley lifting appliance, which is a straight lifting beam and four lifting hooks, and has four points of stress after lifting, stable operation, good use effect and capability of thoroughly eliminating the clamping damage of the steel wire rope to the breast board; the trolley hoisting device has the advantages of simple structure, small volume, light weight and convenient storage, reduces the time for hoisting the trolley from the original 5-6 minutes to 2-3 minutes, thereby realizing the rapid hoisting of the trolley of the sintering machine, greatly shortening the hoisting time during the maintenance of the trolley of the sintering machine and improving the yield of the sintering machine.
In order to achieve the above object, the utility model provides a trolley lifting appliance, which comprises a main beam, wherein the length of the main beam is more than or equal to the length of a trolley to be lifted; the top of the main beam is of a plate-type structure, an upper lifting lug is arranged at the center of the main beam, 4 main side lifting lugs are arranged on the main beam, the main beam is distributed on two opposite sides of the main beam in a group, and the 2 main side lifting lugs on the same side are arranged in a mirror image manner; 2 main side lifting lugs positioned on the same side are connected with one end of a steel wire rope through an S6-level D-shaped shackle, and the other end of the steel wire rope is also connected with a main beam lifting hook through an S6-level D-shaped shackle; when the trolley is in use, two shaft sleeves on the same side of the trolley are connected with a steel wire rope, 1 main beam lifting hook is used for hanging the steel wire rope and lifting the trolley, and the breast board and the steel wire rope are parallel to each other.
Preferably, the main side lifting lug comprises a rectangular base fixedly connected to the main beam and a spherical protrusion convexly arranged on the rectangular base, and the spherical protrusion is provided with an ear hole.
Further, the ratio of the diameter of the spherical protrusion to the length of the rectangular base is 3: 10.
furthermore, two sides of the upper lifting lug are provided with a fastening rib plate.
Furthermore, steel rope fixing holes integrally formed with the steel wire rope are formed in two ends of the steel wire rope, and the ratio of the length of each steel rope fixing hole to the total length of the steel wire rope is 1: 4.
Further, the bottom of girder is provided with the reinforcing plate, the length of reinforcing plate is shorter than the girder, the thickness of reinforcing plate diminishes to both sides from the centre gradually.
Further, still be provided with two sets of reserve main side lugs on the girder, two sets of reserve main side lugs symmetry set up and all are located the thickness of reinforcing plate and decrease progressively department.
The utility model provides a trolley lifting appliance, which is a straight lifting beam and four lifting hooks, is stressed by four points after lifting, operates stably, thoroughly eliminates the clamping damage of a steel wire rope to a breast board, and has good use effect; the trolley hoisting device has the advantages of simple structure, small volume, light weight and convenient storage, reduces the time for hoisting the trolley from the original 5-6 minutes to 2-3 minutes, thereby realizing the rapid hoisting of the trolley of the sintering machine, greatly shortening the hoisting time during the maintenance of the trolley of the sintering machine and improving the yield of the sintering machine.
Drawings
Fig. 1 is a front view of a prior art trolley spreader in use;
FIG. 2 is a left side view of a prior art trolley spreader in use;
FIG. 3 is a top view of a prior art trolley spreader in use;
fig. 4 is a front view of the trolley spreader in use;
fig. 5 is a left side view of the trolley spreader in use;
fig. 6 is a plan view of the trolley spreader in use;
fig. 7 is a schematic structural view of the trolley spreader of the present invention;
fig. 8 is another view structure diagram of the trolley spreader of the present invention;
FIG. 9 is a schematic structural view of the main beam;
FIG. 10 is a schematic view of the connection relationship between the main side lifting lug and the main beam;
FIG. 11 is a schematic view of the main beam hook configuration;
fig. 12 is a schematic structural view of a steel wire rope;
fig. 13 is a schematic structural view of the primary side shackle;
fig. 14 is a schematic structural view of a class S6D shackle.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Embodiment 1A lifting tool for a trolley
Referring to fig. 4 to 14, the utility model provides a trolley spreader, including girder 3, the length of girder 3 is greater than or equal to the length of required trolley 7 of hoist and mount. In the utility model, the length of main beam 3 is 4000mm, the height of main beam 3 is 300 mm.
The top of girder 3 is plate type structure and the central point of girder 3 puts the department and is provided with lug 2, be provided with 4 main side lugs 1 on the girder 3, two liang of a set of distributions are at the double-phase offside of girder 3, and 2 main side lugs 1 that lie in same one side are each other for the mirror image setting.
The height of the upper lifting lug 2 is 200 mm. And two sides of the upper lifting lug 2 are provided with a fastening rib plate.
The main side lifting lug 1 comprises a rectangular base fixedly connected to the main beam 3 and a spherical bulge arranged on the rectangular base in a protruding mode, and an ear hole is formed in the spherical bulge.
The ratio of the diameter of the spherical bulge to the length of the rectangular base is 3: 10. specifically, the utility model discloses what chooseed for use is that spherical bellied diameter is 90mm, and the length of rectangle basal portion is 300 mm.
The 2 main side lifting lugs 1 positioned on the same side are connected with one end of a steel wire rope 5 through an S6D-type shackle 6, and the other end of the steel wire rope 5 is also connected with a main beam lifting hook 4 through an S6D-type shackle 6.
And steel rope fixing holes integrally formed with the steel wire rope are formed in the two ends of the steel wire rope 5. The ratio of the length of the single rope fixing hole to the total length of the steel wire rope 5 was 1: 4. Specifically, the utility model discloses the total length of the steel wire rope 5 of chooseing for use is 1200mm, and the length of single steel cable fixed orifices is 300 mm.
When the device is used, two shaft sleeves 9 on the same side of the trolley 7 are tightly bound by the steel wire rope 5, and 1 main beam hook 4 is used for hanging the steel wire rope 5 and hoisting the trolley 7; when the lifting device is lifted, the baffle plate 11 and the steel wire rope 5 are parallel to each other and do not contact with each other, so that the baffle plate 11 is protected from being extruded inwards. The same is done on the other side. The utility model discloses make breast board 11 and platform truck 7 be connected firmly, guarantee sintering machine steady operation, the platform truck body is not leaked out.
In order to further improve the stability of the main beam 3 and ensure that the main beam 3 is not easy to deform, a reinforcing plate 13 is arranged at the bottom of the main beam 3, the length of the reinforcing plate 13 is shorter than that of the main beam 3, the thickness of the reinforcing plate 13 is gradually reduced from the middle to two sides, and the smooth work of the steel wire rope 5 is ensured.
Preferably, the ratio of the length of the reinforcing plate 13 to the length of the main beam 3 is 33: 40.
Embodiment 2A lifting appliance for trolley
Referring to fig. 9, the present invention further provides a trolley spreader, which is different from the above embodiments in that: still be provided with two sets of reserve main side lugs 14 on the girder 3, two sets of reserve main side lugs 14 symmetry set up and all are located the thickness degressive department of reinforcing plate 13. The spare main side lifting lug 14 can be used together with the main side lifting lug 1 or can be used independently, and the use is convenient.
The utility model provides a trolley lifting appliance, which is a straight lifting beam and four lifting hooks, is stressed by four points after lifting, operates stably, thoroughly eliminates the clamping damage of a steel wire rope to a breast board, and has good use effect; the trolley hoisting device has the advantages of simple structure, small volume, light weight and convenient storage, reduces the time for hoisting the trolley from the original 5-6 minutes to 2-3 minutes, thereby realizing the rapid hoisting of the trolley of the sintering machine, greatly shortening the hoisting time during the maintenance of the trolley of the sintering machine and improving the yield of the sintering machine.
Naturally, the present invention can be embodied in many other forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be made by one skilled in the art without departing from the spirit or essential attributes thereof, and it is intended that all such changes and modifications be considered as within the scope of the appended claims.
Claims (7)
1. The trolley lifting appliance is characterized by comprising a main beam (3), wherein the length of the main beam (3) is greater than or equal to that of a trolley (7) to be lifted; the top of the main beam (3) is of a plate-type structure, an upper lifting lug (2) is arranged at the center of the main beam (3), 4 main side lifting lugs (1) are arranged on the main beam (3), the main beam is distributed on two opposite sides of the main beam (3) in a group of two main side lifting lugs, and the 2 main side lifting lugs (1) positioned on the same side are arranged in a mirror image manner; 2 main side lifting lugs (1) positioned on the same side are connected with one end of a steel wire rope (5) through an S6-level D-shaped shackle (6), and the other end of the steel wire rope (5) is also connected with a main beam lifting hook (4) through an S6-level D-shaped shackle (6); when the trolley is in use, two shaft sleeves (9) on the same side of the trolley (7) are connected with a steel wire rope (10), 1 main beam lifting hook (4) is used for hanging the steel wire rope (10) and lifting the trolley (7), and the breast board (11) and the steel wire rope (10) are parallel to each other.
2. A trolley spreader according to claim 1, characterised in that the primary side lifting lugs (1) comprise a rectangular base fixedly attached to the main beam (3) and spherical projections convexly arranged on the rectangular base, the spherical projections being provided with ear holes.
3. A trolley spreader according to claim 2, characterised in that the ratio of the diameter of the knobs to the length of the rectangular base is 3: 10.
4. the trolley spreader according to claim 1, wherein the upper lifting lug (2) is provided with a stiffening rib on both sides.
5. A trolley sling according to claim 1 in which the ends of the wire rope (5) are provided with rope fixing holes integrally formed with the wire rope, the ratio of the length of the individual rope fixing holes to the total length of the wire rope (5) being 1: 4.
6. The trolley spreader according to claim 1, wherein the bottom of the main beam (3) is provided with a reinforcing plate (13), the length of the reinforcing plate (13) is shorter than that of the main beam (3), and the thickness of the reinforcing plate (13) is gradually reduced from the middle to two sides.
7. The trolley spreader according to claim 1, wherein the main beam (3) is further provided with two sets of spare primary side lifting lugs (14), and the two sets of spare primary side lifting lugs (14) are symmetrically arranged and are located at the positions where the thickness of the reinforcing plate (13) is decreased progressively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921983631.4U CN211004168U (en) | 2019-11-18 | 2019-11-18 | Trolley lifting appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921983631.4U CN211004168U (en) | 2019-11-18 | 2019-11-18 | Trolley lifting appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211004168U true CN211004168U (en) | 2020-07-14 |
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ID=71480983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921983631.4U Active CN211004168U (en) | 2019-11-18 | 2019-11-18 | Trolley lifting appliance |
Country Status (1)
| Country | Link |
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| CN (1) | CN211004168U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112125122A (en) * | 2020-10-23 | 2020-12-25 | 中国水电四局(福清)装备工程有限公司 | Hoisting method of wind power generation equipment |
-
2019
- 2019-11-18 CN CN201921983631.4U patent/CN211004168U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112125122A (en) * | 2020-10-23 | 2020-12-25 | 中国水电四局(福清)装备工程有限公司 | Hoisting method of wind power generation equipment |
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