CN214141300U - Special double-beam bridge crane for metallurgy - Google Patents
Special double-beam bridge crane for metallurgy Download PDFInfo
- Publication number
- CN214141300U CN214141300U CN202120071443.5U CN202120071443U CN214141300U CN 214141300 U CN214141300 U CN 214141300U CN 202120071443 U CN202120071443 U CN 202120071443U CN 214141300 U CN214141300 U CN 214141300U
- Authority
- CN
- China
- Prior art keywords
- main
- hoisting
- trolley
- motor
- auxiliary
- 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 special double-beam bridge crane for metallurgy comprises upper end beams, wherein cart travelling mechanisms are arranged at two ends of each upper end beam, two main beams are arranged between the two upper end beams, an electric control box and a widening cable are arranged at the top ends of the main beams, a crane trolley is assembled on a trolley travelling track, a main lifting mechanism and an auxiliary lifting mechanism are fixed at the top end of a trolley frame, the main lifting mechanism comprises a main lifting reel, a main speed reducer, a main lifting motor and a main lifting sling, the main lifting reel is rotatably fixed on the trolley frame, a power output shaft of the main lifting motor is in transmission connection with the main lifting reel through the main speed reducer, and the main lifting sling is arranged below the main lifting reel and is connected with the main lifting reel through a steel wire rope; the auxiliary hoisting mechanism comprises an auxiliary hoisting drum arranged on the right side of the main hoisting mechanism, an auxiliary speed reducer, an auxiliary hoisting motor and an auxiliary hoisting hook. The utility model discloses simple structure can hang to get and carry the steel ladle, has improved work efficiency.
Description
Technical Field
The utility model belongs to the technical field of hoisting equipment, especially, relate to a special two roof beam bridge crane of metallurgy.
Background
The metallurgical bridge crane works by means of longitudinal movement along the direction of a plant rail, transverse movement of a trolley and lifting movement of a lifting hook, and mainly undertakes the work of hoisting, furnace entering, casting and the like of a ladle or a ladle in a steelmaking process, and the working environment is extremely severe and has high temperature, dust and the like. The existing metallurgy crane is mostly a four-beam double-small-axle crane, one main trolley and one auxiliary trolley are arranged on the main trolley, the main trolley is provided with a main hoisting mechanism, the auxiliary hoisting mechanism is arranged on the auxiliary trolley, the four-beam bridge crane can hoist a heavier ladle, but the structure is more complex, the production cost is relatively higher, the requirement on the technical level of a driver is quite high, because the two trolleys move independently, when the ladle is hoisted, the operation is relatively troublesome, the whole crane is heavier, and the production efficiency is lower.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the complicated and awkward technical problem of current metallurgical bridge crane structure, a special two roof beam bridge crane of metallurgy is provided, upper beam including two parallels and interval setting, the upper beam plays and supports fixed effect, the both ends of upper beam all are equipped with cart running gear, cart running gear assembles on the cart walking track on a factory building supporting beam top, cart running gear is including assembling the cart walking wheel at upper beam both ends, cart running gear's below is equipped with cart walking track, cart walking wheel and cart walking way roller press fit, the outside of upper beam is fixed with motor base, be fixed with cart walking motor on the motor base, the power output shaft and the cart walking wheel transmission of cart walking motor are connected. Two main beams which are parallel and arranged at intervals are arranged between the two upper end beams, the end parts of the two main beams are fixed on the upper end beams corresponding to the two main beams, and the cart travelling mechanism drives the main beams to freely reciprocate along cart travelling rails at the top ends of the plant supporting beams. Dolly walking tracks are paved on the two girders, the top of the girder is provided with an electric cabinet and an expansion cable, the lower end of the girder is fixed with a cab, a control platform is arranged in the cab, a crane trolley is assembled on the trolley walking tracks and comprises a trolley frame, trolley walking mechanisms are arranged at four corners of the bottom of the trolley frame and comprise trolley walking wheels assembled at two ends of the trolley frame, the trolley walking mechanisms are provided with the trolley walking tracks below the trolley walking tracks, the trolley walking wheels are in press fit with trolley walking track rollers, a motor base is fixed on the outer side of the trolley frame, a trolley walking motor is fixed on the motor base, a power output shaft of the trolley walking motor is in transmission connection with the trolley walking wheels, and the trolley walking mechanisms can drive the trolley frame to freely reciprocate along the trolley walking tracks on the top of the girder. The top end of a trolley frame is fixed with a main hoisting mechanism and an auxiliary hoisting mechanism, the main hoisting mechanism comprises a main hoisting drum, a main speed reducer, a main hoisting motor and a main hoisting sling, the main hoisting drum is rotatably fixed on the trolley frame and comprises a left hoisting part and a right hoisting part, the left hoisting part and the right hoisting part are both provided with steel wire ropes, a power output shaft of the main hoisting motor is in transmission connection with the main hoisting drum through the main speed reducer, the main hoisting sling is arranged below the main hoisting drum and is connected with the main hoisting drum through the steel wire ropes, the main hoisting sling comprises a horizontally arranged hoisting beam, the left end of the hoisting beam is fixed with a left pulley block, the right end of the hoisting beam is fixed with a right pulley block, the left pulley block is connected on the left hoisting part of the main hoisting drum through the steel wire ropes, the right pulley block is connected on the right hoisting part of the main hoisting drum through the steel wire ropes, the lower parts at both ends of the hoisting beam are both fixed with lifting lugs, the lifting lugs are hinged with main lifting hooks, and the main lifting sling can freely move up and down in the vertical direction under the driving of a main lifting motor. The auxiliary hoisting mechanism comprises an auxiliary hoisting drum arranged on the right side of the main hoisting mechanism, an auxiliary speed reducer, an auxiliary hoisting motor and an auxiliary hoisting hook, the auxiliary hoisting drum is rotatably fixed on a trolley frame, a power output shaft of the auxiliary hoisting motor is in transmission connection with the auxiliary hoisting drum through the auxiliary speed reducer, the auxiliary hoisting hook is arranged below the auxiliary hoisting drum and is connected with the auxiliary hoisting drum through a steel wire rope, and the auxiliary hoisting motor drives the auxiliary hoisting hook to freely move up and down in the vertical direction.
Preferably, the top end of the main beam is provided with a guardrail with a protection function.
Preferably, both ends of the main beam are fixed with limiting blocks for limiting, and the limiting blocks are arranged at the ends of the trolley walking tracks.
Preferably, a main brake is assembled on a power output shaft of the main hoisting motor, an auxiliary brake is assembled on a power output shaft of the auxiliary hoisting motor, and the main brake and the auxiliary brake play a role in emergency braking, so that the safety is improved.
Preferably, the cart walking motor, the trolley walking motor, the main hoisting motor and the auxiliary hoisting motor are all connected with the electric cabinet through extension cables, and the cart walking motor, the trolley walking motor, the main hoisting motor and the auxiliary hoisting motor are all connected with a control system of the crane.
The scheme has the following advantages:
the main hoisting mechanism and the auxiliary hoisting mechanism are arranged on the trolley frame together, and the main hoisting mechanism and the auxiliary hoisting mechanism can synchronously move along with the trolley frame, so that an operator can conveniently hoist, transport and dump molten steel in the molten steel ladle; the main hoisting drum is arranged into a left hoisting part and a right hoisting part corresponding to the main hoisting sling, so that a hoisting beam on the main hoisting sling can be horizontally moved in the vertical direction under the driving of a main hoisting motor, and the stability of hoisting the steel ladle is enhanced; the arrangement of the main brake and the auxiliary brake plays a role in emergency braking, and the safety is improved.
Drawings
Fig. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic structural diagram of a main hoisting mechanism;
fig. 3 is a schematic structural diagram of a main lifting sling.
Reference numerals: 1. an upper end beam; 2. a main beam; 3. a crane trolley; 4. a main hoisting mechanism; 5. a secondary hoisting mechanism; 6. a wire rope; 11. a cart traveling mechanism; 111. a cart traveling motor; 12. a plant supporting beam; 13. a cart walking track; 21. a trolley walking track; 22. an electric cabinet; 23. c, cable laying; 24. a cab; 25. a guardrail; 26. a limiting block; 31. a trolley frame; 32. a trolley travelling mechanism; 321. a trolley traveling motor; 41. a main hoisting drum; 411. a left lifting part; 412. a right lift portion; 42. a main reducer; 43. a service brake; 44. a main hoisting sling; 441. a hanging beam; 442. a left pulley block; 443. a right pulley block; 444. lifting lugs; 445. a main lifting hook; 51. and an auxiliary lifting hook.
Detailed Description
As shown in fig. 1-3, a special double-beam bridge crane for metallurgy comprises two upper end beams 1 arranged in parallel and at intervals, wherein the upper end beams 1 play a role in supporting and fixing, cart traveling mechanisms 11 are arranged at two ends of each upper end beam 1, the cart traveling mechanisms 11 are assembled on cart traveling rails 13 at the top ends of plant supporting beams 12, the cart traveling mechanisms 11 comprise cart traveling wheels assembled at two ends of each upper end beam 1, cart traveling rails 13 are arranged below the cart traveling mechanisms 11, the cart traveling wheels are in rolling fit with the cart traveling rails 13, a motor base is fixed on the outer side of each upper end beam 1, a cart traveling motor 111 is fixed on the motor base, and a power output shaft of the cart traveling motor 111 is in transmission connection with the cart traveling wheels. Two main beams 2 which are parallel and arranged at intervals are arranged between the two upper end beams 1, the end parts of the two main beams 2 are fixed on the upper end beams 1 corresponding to the main beams, and the cart travelling mechanism 11 drives the main beams 2 to freely reciprocate along a cart travelling track 13 at the top end of a plant supporting beam 12. The trolley travelling mechanism comprises trolley travelling mechanisms 32, the trolley travelling mechanisms 32 comprise trolley travelling wheels assembled at two ends of the trolley frame 21, trolley travelling rails 21 are arranged below the trolley travelling mechanisms 32, a motor base is fixed on the outer side of the trolley frame 31, a power output shaft of the trolley travelling motors 321 is in transmission connection with the trolley travelling wheels, and the trolley travelling mechanisms 32 can drive the trolley 31 to freely reciprocate along the trolley travelling rails 21 at the top ends of the main beams 2. A main hoisting mechanism 4 and an auxiliary hoisting mechanism 5 are fixed at the top end of the trolley frame 31, the main hoisting mechanism 4 comprises a main hoisting drum 41, a main speed reducer 42, a main hoisting motor (not shown in the figure) and a main hoisting sling 44, the main hoisting drum 41 is rotatably fixed on the trolley frame 31, the main hoisting drum 41 comprises a left hoisting part 411 and a right hoisting part 412, the left hoisting part 411 and the right hoisting part 412 are both provided with steel wire ropes 6, a power output shaft of the main hoisting motor is in transmission connection with the main hoisting drum 41 through the main speed reducer 42, the main hoisting sling 44 is arranged below the main hoisting drum 41 and is connected with the main hoisting drum 41 through the steel wire ropes 6, the main hoisting sling 44 comprises a horizontally arranged hoisting beam 441, a left pulley block 442 is fixed at the left end of the hoisting beam 441, a right pulley block 443 is fixed at the right end of the hoisting beam 441, the left pulley block 442 is connected to the left hoisting part 411 of the main hoisting drum 41 through the steel wire ropes 6, the right pulley block 443 is connected to the right lifting part 412 of the main lifting drum 41 through a wire rope 6, lifting lugs 444 are fixed to the lower parts of the two ends of the lifting beam 441, a main lifting hook 445 is hinged to the lifting lugs 444, and the main lifting sling 44 can move up and down freely in the vertical direction under the driving of a main lifting motor. The auxiliary hoisting mechanism 5 comprises an auxiliary hoisting drum arranged on the right side of the main hoisting mechanism 4, an auxiliary speed reducer, an auxiliary hoisting motor and an auxiliary hoisting hook 51, the auxiliary hoisting drum is rotatably fixed on the trolley frame 31, a power output shaft of the auxiliary hoisting motor is in transmission connection with the auxiliary hoisting drum through the auxiliary speed reducer, the auxiliary hoisting hook is arranged below the auxiliary hoisting drum and is connected with the auxiliary hoisting drum through a steel wire rope 6, and the auxiliary hoisting motor drives the auxiliary hoisting hook 51 to freely move up and down in the vertical direction.
Preferably, a protective guardrail 25 is arranged at the top end of the main beam 2.
Preferably, both ends of the main beam 2 are fixed with a limiting block 26 for limiting, and the limiting block 26 is arranged at the end of the trolley walking track 21.
Preferably, a main brake 43 is assembled on a power output shaft of the main hoisting motor, an auxiliary brake (not shown in the figure) is assembled on a power output shaft of the auxiliary hoisting motor, and the main brake 43 and the auxiliary brake have an emergency braking function, so that the safety is improved.
Preferably, the cart traveling motor 111, the trolley traveling motor 321, the main hoisting motor and the auxiliary hoisting motor are all connected with the electric cabinet through the extension cable 23, and the cart traveling motor 111, the trolley traveling motor 321, the main hoisting motor and the auxiliary hoisting motor are all connected with a control system of the crane.
The use process comprises the following steps:
when the utility model is used, a worker enters a driver's cab to control the crane, the cart walking motor 111 is started, the crane moves integrally to the position above a ladle to be hung under the action of the cart walking motor 111, the trolley walking motor 321 is started later, the trolley walking motor 321 drives the crane trolley 3 to move along the trolley walking track 21 at the top end of the girder 2, when the crane trolley 3 moves to the position right above the ladle, the trolley walking motor 321 is stopped, then the main lifting motor is started, the main lifting reel 41 loosens the steel wire rope 6 under the action of the main lifting motor, the main lifting sling 44 falls towards the ladle, when the main lifting hook 445 lifts the ladle, the main lifting motor is started reversely, the main lifting sling 44 lifts the ladle under the action of the main lifting motor, after the ladle is lifted to a certain position, the cart walking motor 111 and the trolley walking motor 321 are started, and (3) conveying the steel ladle to a specified position, finally starting the auxiliary lifting motor, enabling the auxiliary lifting hook 51 to fall to a lifting seat at the lower end of the steel ladle and be lifted, and finally starting the auxiliary lifting hook 51 reversely to dump molten steel in the steel ladle.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", "horizontal", "vertical", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.
Claims (7)
1. The utility model provides a metallurgical special double beam bridge crane, including the upper end roof beam that two parallels and interval set up, the both ends of upper end roof beam all are equipped with cart running gear, cart running gear assembles on the cart walking track on a supporting beam top of factory building, be equipped with the girder that two parallels and interval set up between two upper end roof beams, the tip of two main roof beams is all fixed on the upper end roof beam rather than corresponding, the dolly walking track has all been laid on two main roof beams, the top of main roof beam is equipped with the electric cabinet and opens up the cable, the lower extreme of main roof beam is fixed with the driver's cabin, its characterized in that: the trolley travelling track is provided with a crane trolley, the crane trolley comprises a trolley frame, four corners at the bottom end of the trolley frame are respectively provided with a trolley travelling mechanism, the top end of the trolley frame is fixed with a main hoisting mechanism and an auxiliary hoisting mechanism, the main hoisting mechanism comprises a main hoisting drum, a main speed reducer, a main hoisting motor and a main hoisting sling, the main hoisting drum is rotatably fixed on the trolley frame, a power output shaft of the main hoisting motor is in transmission connection with the main hoisting drum through the main speed reducer, the main hoisting sling is arranged below the main hoisting drum and is connected with the main hoisting drum through a steel wire rope, the auxiliary hoisting mechanism comprises an auxiliary hoisting drum, an auxiliary speed reducer, an auxiliary hoisting motor and an auxiliary hoisting hook which are arranged on the right side of the main hoisting mechanism, the auxiliary hoisting drum is rotatably fixed on the trolley frame, a power output shaft of the auxiliary hoisting motor is in transmission connection with the auxiliary hoisting drum through the auxiliary speed reducer, the auxiliary hoisting hook is arranged below the auxiliary hoisting drum and is connected with the auxiliary hoisting drum through a steel wire rope.
2. The special metallurgical double-beam bridge crane according to claim 1, wherein: the main hoisting drum comprises a left hoisting part and a right hoisting part, and the left hoisting part and the right hoisting part are both provided with steel wire ropes; the main lifting sling comprises a lifting beam horizontally arranged, a left pulley block is fixed at the left end of the lifting beam, a right pulley block is fixed at the right end of the lifting beam, the left pulley block is connected to a left lifting part of the main lifting reel through a steel wire rope, the right pulley block is connected to a right lifting part of the main lifting reel through a steel wire rope, lifting lugs are fixed at the lower parts of the two ends of the lifting beam, and a main lifting hook is hinged to the lifting lugs.
3. The special metallurgical double-beam bridge crane according to claim 1, wherein: the cart travelling mechanism comprises cart travelling wheels assembled at two ends of an upper end beam, a cart travelling track is arranged below the cart travelling mechanism, the cart travelling wheels are in press fit with cart travelling road rollers, a motor base is fixed on the outer side of the upper end beam, a cart travelling motor is fixed on the motor base, and a power output shaft of the cart travelling motor is in transmission connection with the cart travelling wheels.
4. The special metallurgical double-beam bridge crane according to claim 1, wherein: the trolley travelling mechanism comprises trolley travelling wheels assembled at two ends of a trolley frame, a trolley travelling track is arranged below the trolley travelling mechanism, the trolley travelling wheels are in press fit with the trolley travelling track rollers, a motor base is fixed on the outer side of the trolley frame, a trolley travelling motor is fixed on the motor base, and a power output shaft of the trolley travelling motor is in transmission connection with the trolley travelling wheels.
5. The special metallurgical double-beam bridge crane according to claim 1, wherein: the top of girder is equipped with the guardrail that plays the guard action.
6. The special metallurgical double-beam bridge crane according to claim 1, wherein: the two ends of the main beam are respectively fixed with a limiting block with limiting function, and the limiting blocks are arranged at the end parts of the trolley walking tracks.
7. The metallurgical special double-beam bridge crane according to any one of claims 1 to 6, wherein: the cart walking motor, the trolley walking motor, the main lifting motor and the auxiliary lifting motor are all communicated with the electric cabinet through extension cables, and the cart walking motor, the trolley walking motor, the main lifting motor and the auxiliary lifting motor are all connected with a control system of the crane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120071443.5U CN214141300U (en) | 2021-01-12 | 2021-01-12 | Special double-beam bridge crane for metallurgy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120071443.5U CN214141300U (en) | 2021-01-12 | 2021-01-12 | Special double-beam bridge crane for metallurgy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214141300U true CN214141300U (en) | 2021-09-07 |
Family
ID=77547390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120071443.5U Active CN214141300U (en) | 2021-01-12 | 2021-01-12 | Special double-beam bridge crane for metallurgy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214141300U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114835024A (en) * | 2022-05-30 | 2022-08-02 | 浙江大学高端装备研究院 | Program-controlled trolley lifted by chain |
-
2021
- 2021-01-12 CN CN202120071443.5U patent/CN214141300U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114835024A (en) * | 2022-05-30 | 2022-08-02 | 浙江大学高端装备研究院 | Program-controlled trolley lifted by chain |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101476287B (en) | Construction method for carrying large box girder by tire type portal jib crane | |
| CN101537973A (en) | Method for continuously hoisting rolling mill housings by hydraulic pushing and lifting | |
| CN211034929U (en) | Double-beam bridge crane | |
| CN214141300U (en) | Special double-beam bridge crane for metallurgy | |
| CN216038231U (en) | General gantry crane | |
| CN207877135U (en) | A kind of wheel-track type girder gantry crane | |
| CN214653067U (en) | Upper rotating crane trolley of crane special for steel plant | |
| CN2513972Y (en) | Electric bridge crane | |
| CN109384162B (en) | Gantry type component transport vehicle and component transport method | |
| CN212687392U (en) | Cable crane hoisting device for bridge erection | |
| CN205636494U (en) | HZQY900 type fortune frame all -in -one | |
| CN211004232U (en) | Hanging beam crane with floor function | |
| CN114148880A (en) | Unmanned automatic steel coil carrying crane | |
| CN211687992U (en) | Movable shield tunnel construction operation platform with lifting equipment | |
| CN113979298A (en) | Tunnel non-motor way slot cover plate installation device | |
| CN208545042U (en) | A kind of bridge-type double beam crane structure | |
| CN101734558A (en) | Metallurgy hopper bridge crane | |
| CN209618693U (en) | A kind of encircling type single-beam operation trolley | |
| CN215626241U (en) | Three-trolley two-beam six-rail casting crane | |
| CN104591002A (en) | Low-clearance double-beam bridge type crane | |
| CN207877136U (en) | A kind of wheel-track type bale handle carrying implement | |
| CN105905804A (en) | Hybrid differential driving mechanism for controlling lifting of crane and transverse moving of trolley | |
| CN111576245A (en) | Construction hanging basket for rail type bridge | |
| CN212953965U (en) | Upper shaft crown block for processing metal section | |
| CN220618206U (en) | Pickling crane |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |