CN214935491U - Self-unloading trolley - Google Patents
Self-unloading trolley Download PDFInfo
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- CN214935491U CN214935491U CN202120833223.1U CN202120833223U CN214935491U CN 214935491 U CN214935491 U CN 214935491U CN 202120833223 U CN202120833223 U CN 202120833223U CN 214935491 U CN214935491 U CN 214935491U
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Abstract
The utility model discloses a self-discharging formula platform truck belongs to hoisting machinery technical field among the hydraulic junction engineering, including platform truck running gear, platform truck frame to and locate the hoisting device that the horizontal direction removed on the platform truck frame, be equipped with the walking beam on the platform truck running gear horizontal direction, hoisting device includes walking wheel, power unit, support frame, hoist mechanism and hoist, power unit drive hoisting device's walking wheel moves on the walking beam, the hoist is connected with hoist mechanism, hoist mechanism lifts by crane the heavy object of being connected with the hoist through the support frame, has solved prior art hydraulic junction engineering, and the operation difficulty of lifting by crane, transporting and unloading of heavy objects such as gate uses operation modes such as autocranes, with high costs and the higher problem of risk.
Description
Technical Field
The utility model belongs to the technical field of hoisting machinery among the hydro-junction engineering, concretely relates to self-discharging formula platform truck is applicable to whole of gate among the hydro-junction engineering lift by crane, transport and unload.
Background
At present, the dam gate of the hydro-junction engineering is mostly a porous gate and is mostly a steel structure plane gate, the dam gate is generally produced and manufactured in a factory and is transported to a construction site in sections, and then a truck crane is adopted for on-site hoisting, so that the production cost and the transportation cost are high. When the crane is manufactured on a construction site, the influence of the site and the environment is large, and the crane is also used for hoisting and transferring, so that the manufacturing period is long, and the hoisting safety risk is high.
For improving construction operation safety, promote the efficiency of construction, need to design novel self-discharging formula platform truck urgently or continue to improve on current platform truck to obtain more convenient, safe lifting by crane in being applicable to the hydro-junction engineering, transport the gate, and lift off the platform truck of gate.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving among the prior art hydraulic junction engineering, the operation difficulty of lifting by crane, transporting and unloading of heavy objects such as gate uses operation modes such as truck crane, with high costs and the higher problem of risk.
In order to achieve the above purpose, the technical solution of the present invention is as follows:
the utility model provides a self-discharging formula platform truck, includes platform truck running gear, platform truck frame to and locate the hoisting device that the platform truck frame was gone up to the horizontal direction and can be removed, be equipped with the walking beam on the platform truck running gear horizontal direction, hoisting device includes walking wheel, power unit, support frame, hoist mechanism and hoist, power unit drive hoisting device's walking wheel moves on the walking beam, the hoist is connected with hoist mechanism, hoist mechanism lifts by crane the heavy object of being connected with the hoist through the support frame.
Furthermore, the lifting mechanism comprises a first power mechanism, a winch and a speed reducer, the winch is fixed on the support frame and comprises a winding drum and a steel rope, the winch is fixed at one end of the steel rope, the steel rope is wound on the winding drum, the other end of the steel rope is connected with a lifting appliance, and the first power mechanism drives the speed reducer to drive the lifting appliance on the winch to lift.
Furthermore, the lifting mechanism comprises a hydraulic cylinder, a pulley block and a steel rope, and a lifting appliance is fixed at one end of the steel rope; the other end of the hydraulic cylinder bypasses the pulley block to be connected with a hydraulic cylinder, and the hydraulic cylinder realizes lifting of the lifting appliance through a telescopic oil cylinder.
Furthermore, the end of the walking beam is connected with a foldable beam through a hinge, and the foldable beam can rotate 180 degrees around the hinge.
Further, the power mechanism is a servo motor.
Furthermore, the walking beam and the foldable beam both adopt a box-shaped beam structure.
The utility model has the advantages that:
one, in the utility model, adopt this self-discharging formula platform truck, can utilize to be equipped with the walking beam on platform truck running gear horizontal direction, and set up the walking wheel on hoisting device, hoisting device passes through the walking wheel promptly and can remove on the walking beam, when being convenient for hoisting device traveles the preset position of walking beam, realize independently unloading heavy objects such as gate, hoisting device adopts power unit in addition, the support frame, the structural style of hoisting mechanism and hoist, be convenient for realize lifting by crane on the vertical side of heavy object, solved among the prior art pivot hydraulic engineering, the lifting by crane of heavy objects such as gate, transportation and the operation difficulty of unloading, use operation modes such as mobile crane, with high costs and the higher problem of risk.
Two, in the utility model, hoist mechanism includes power unit one, hoist engine and reduction gear, the hoist engine is fixed on the support frame, the hoist engine includes reel and steel cable, steel cable one end hoist engine is fixed, the steel cable is around rolling up on the reel, and the hoist is connected to the steel cable other end, a power unit drive reduction gear drives the hoist on the hoist engine and goes up and down to choose the equipment of lifting by crane commonly used for use, when can guaranteeing the result of use, workman easy to operate.
Thirdly, the utility model discloses in, adopt the pneumatic cylinder structure, through the flexible lift that realizes the hoist of pneumatic cylinder to realize the lift of heavy object, the flexible arrangement of pneumatic cylinder structure is more succinct, and the assembly is simpler.
Fourthly, the utility model discloses in, the walking beam tip is connected with foldable beam through the articulated elements, foldable beam can rotate 180 around the articulated elements, and such structure realizes easily that the structure is ingenious, convenient to use.
Fifthly, the utility model discloses in, power unit adopts the servo motor drive for servo motor, and servo motor can make control speed, and position accuracy is very accurate, can turn into torque and rotational speed with the drive control object with voltage signal to accurate positioning.
Sixth, the utility model discloses in, walking beam and foldable beam all adopt box girder construction, and the precision can be guaranteed to box girder construction, and especially cooperation servo motor can realize high accuracy locate function.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a side view of fig. 1.
Fig. 4 is an enlarged view of the structure of the lifting device.
Fig. 5 is a top view of the lifting device.
Fig. 6 is an enlarged view of the structure of the coupling portion of the walking beam and the foldable beam.
Fig. 7 is a schematic structural diagram of another embodiment of the present invention.
Wherein, 1, a trolley travelling mechanism; 2. a bogie frame; 3. a lifting device; 4. a walking beam; 5. a power mechanism; 6. a support frame; 7. a lifting mechanism; 8. a spreader; 9. a first power mechanism; 10. a winch; 11. a speed reducer; 12. a reel; 13. a steel cord; 14. a hydraulic cylinder; 15. a pulley block; 16. an articulation member; 17. a collapsible beam; 18. a traveling wheel; 19. a gate; 20. a guide wheel.
Detailed Description
The present invention will be described in further detail with reference to examples, but the present invention is not limited thereto.
Example 1
The utility model provides a self-discharging formula platform truck, belongs to hoisting machinery technical field among the hydro-junction engineering, refers to fig. 1-3, including platform truck running gear 1, platform truck 2 to and locate the hoisting device 3 that can the horizontal direction remove on platform truck 2, be equipped with walking beam 4 on the 1 horizontal direction of platform truck running gear, hoisting device 3 includes walking wheel 18, power unit 5, support frame 6, hoist mechanism 7 and hoist 8, power unit 5 drives hoisting device 3's walking wheel 18 and removes on walking beam 4, hoist 8 is connected with hoist mechanism 7, hoist mechanism 7 lifts by crane the heavy object of being connected with hoist 8 through support frame 6.
The embodiment is the most basic embodiment, taking lifting, transporting and unloading the gate 19 in the hydro-junction project as an example, the trolley can automatically lift the gate 19 to the trolley, and can automatically unload the gate 19 to a corresponding station after being transported to an installation site. The specific implementation mode is as follows: the lifting mechanism 7 of the lifting device 3 is used for lifting the gate 19 connected with the lifting appliance 8, namely after the gate 19 is fixed at the end of the lifting appliance 8 of the lifting mechanism 7, the lifting mechanism 7 can drive the gate 19 to lift the gate 19 in the vertical direction, and in addition, the power mechanism 5 drives the lifting mechanism 7 to move on the walking beam 4, namely to move upwards in the horizontal direction, so that the gate 19 can be automatically lifted off by a trolley conveniently.
Example 2
The utility model provides a self-discharging formula platform truck, belongs to hoisting machinery technical field among the hydro-junction engineering, refers to fig. 1-5, including platform truck running gear 1, platform truck 2 to and locate the hoisting device 3 that can the horizontal direction remove on platform truck 2, be equipped with walking beam 4 on the 1 horizontal direction of platform truck running gear, hoisting device 3 includes walking wheel 18, power unit 5, support frame 6, hoist mechanism 7 and hoist 8, power unit 5 drives hoisting device 3's walking wheel 18 and removes on walking beam 4, hoist 8 is connected with hoist mechanism 7, hoist mechanism 7 lifts by crane the heavy object of being connected with hoist 8 through support frame 6.
Further, the lifting mechanism 7 comprises a first power mechanism 9, a winch 10 and a speed reducer 11, the winch 10 is fixed on the support frame 6, the winch 10 comprises a winding drum 12 and a steel rope 13, the winch 10 is fixed at one end of the steel rope 13, the steel rope 13 is wound on the winding drum 12, the other end of the steel rope 13 is connected with a lifting appliance 8, and the first power mechanism 9 drives the speed reducer 11 to drive the lifting appliance 8 on the winch 10 to lift.
In this embodiment, a combined structure of a first power mechanism 9, a hoist 10 and a reducer 11 is adopted for the lifting mechanism 7, see fig. 4-5, a steel rope 13 for closed transmission of four lifting points is arranged on the frame to hoist the lifting mechanism 7, the reducer 11 is driven by the first power mechanism 9, the steel rope 13 drives a winding drum 12 of the hoist 10 to rotate, and the lifting of the lifting appliance 8 is realized, and meanwhile, a guide wheel 20 can be installed on the support frame 6 to assist in arranging the steel rope 13, so that the smooth lifting of a gate 19 connected with the lifting appliance 8 is realized.
Example 3
The utility model provides a self-discharging formula platform truck, belongs to hoisting machinery technical field among the hydro-junction engineering, including platform truck running gear 1, platform truck 2 to and locate the hoisting device 3 that can the horizontal direction remove on the platform truck 2, be equipped with walking beam 4 on the 1 horizontal direction of platform truck running gear, hoisting device 3 includes walking wheel 18, power unit 5, support frame 6, hoist mechanism 7 and hoist 8, power unit 5 drives hoisting device 3's walking wheel 18 and removes on walking beam 4, hoist 8 is connected with hoist mechanism 7, hoist mechanism 7 lifts by crane the heavy object of being connected with hoist 8 through support frame 6.
Further, referring to fig. 7, the lifting mechanism 7 comprises a hydraulic cylinder 14, a pulley block 15 and a steel rope 13, wherein one end of the steel rope 13 is fixed with the lifting appliance 8; the other end of the lifting device bypasses a pulley block 15 to be connected with a hydraulic cylinder 14, and the hydraulic cylinder 14 realizes lifting of the lifting device 8 through a telescopic oil cylinder.
In the embodiment, a hydraulic cylinder 14 is respectively arranged on four legs of the support frame 6, each hydraulic cylinder 14 is connected with a steel rope 13, the other end of each steel rope 13 is connected with a lifting appliance 8, the lifting appliance 8 is used for connecting a gate 19, and the gate 19 connected with the lifting appliance 8 is lifted and dismounted through a pulley block 15, so that the gate 19 is lifted and lowered.
Example 4
The utility model provides a self-discharging formula platform truck, belongs to hoisting machinery technical field among the hydro-junction engineering, including platform truck running gear 1, platform truck 2 to and locate the hoisting device 3 that can the horizontal direction remove on the platform truck 2, be equipped with walking beam 4 on the 1 horizontal direction of platform truck running gear, hoisting device 3 includes walking wheel 18, power unit 5, support frame 6, hoist mechanism 7 and hoist 8, power unit 5 drives hoisting device 3's walking wheel 18 and removes on walking beam 4, hoist 8 is connected with hoist mechanism 7, hoist mechanism 7 lifts by crane the heavy object of being connected with hoist 8 through support frame 6.
Further, the lifting mechanism 7 comprises a first power mechanism 9, a winch 10 and a speed reducer 11, the winch 10 is fixed on the support frame 6, the winch 10 comprises a winding drum 12 and a steel rope 13, the winch 10 is fixed at one end of the steel rope 13, the steel rope 13 is wound on the winding drum 12, the other end of the steel rope 13 is connected with a lifting appliance 8, and the first power mechanism 9 drives the speed reducer 11 to drive the lifting appliance 8 on the winch 10 to lift.
Further, referring to fig. 5, a foldable beam 17 is connected to the end of the walking beam 4 by a hinge 16, and the foldable beam 17 can rotate 180 ° around the hinge 16.
In this embodiment, referring to the drawings, when the gate 19 needs to be lifted, the four-lifting-point closed transmission steel rope hoisting mechanism 7 is arranged on the frame, the first power mechanism 9 drives the reducer 11, and then the winding drum 12 of the hoist 10 is driven to rotate, so as to realize the lifting of the hoist 8, and further realize the lifting of the gate 19 connected with the hoist 8; when the gate 19 needs to be detached, the foldable beam 17 is rotated 180 degrees along the hinge piece 16, the foldable beam 17 is unfolded and is connected and fixed with the walking beam 4, the lifting mechanism 7 can walk to the foldable section to detach the gate 19, and the structure is ingenious and simple and can meet corresponding requirements.
The steel rope hoisting mechanism 78 with four hoisting points in closed transmission reliably ensures that the four hoisting points act in the same way and keep the four hoisting points balanced during hoisting.
Example 5
The utility model provides a self-discharging formula platform truck, belongs to hoisting machinery technical field among the hydro-junction engineering, including platform truck running gear 1, platform truck 2 to and locate the hoisting device 3 that can the horizontal direction remove on the platform truck 2, be equipped with walking beam 4 on the 1 horizontal direction of platform truck running gear, hoisting device 3 includes walking wheel 18, power unit 5, support frame 6, hoist mechanism 7 and hoist 8, power unit 5 drives hoisting device 3's walking wheel 18 and removes on walking beam 4, hoist 8 is connected with hoist mechanism 7, hoist mechanism 7 lifts by crane the heavy object of being connected with hoist 8 through support frame 6.
Further, the lifting mechanism 7 comprises a hydraulic cylinder 14, a pulley block 15 and a steel rope 13, and one end of the steel rope 13 is fixed with the lifting appliance 8; the other end of the lifting device bypasses a pulley block 15 to be connected with a hydraulic cylinder 14, and the hydraulic cylinder 14 realizes lifting of the lifting device 8 through a telescopic oil cylinder.
Further, as shown in fig. 6, a foldable beam 17 is connected to the end of the walking beam 4 through a hinge 16, and the foldable beam 17 can rotate 180 ° around the hinge 16.
In this embodiment, referring to fig. 7, in use, a hydraulic cylinder 14 is respectively disposed on four legs of the support frame 6, each hydraulic cylinder 14 is connected to a steel rope 13, the other end of the steel rope 13 is connected to a spreader 8, the spreader 8 is used for connecting a gate 19, and the gate 19 connected to the spreader 8 is lifted/dismounted by a pulley block 15 and a guide wheel 20 of the pulley block 15, so as to lift the gate 19; when the gate 19 needs to be detached, the foldable beam 17 rotates 180 degrees along the hinge piece 16, the foldable beam 17 is unfolded and is connected and fixed with the walking beam 4, the lifting mechanism 7 can walk to the foldable section to detach the gate 19, and the structure is ingenious and simple and can meet corresponding construction requirements.
Example 6
This embodiment is different from embodiments 1 to 5 in that the power mechanism 5 is a servo motor. The servo motor is adopted for driving, the servo motor can control the speed, the position precision is very accurate, and a voltage signal can be converted into torque and rotating speed to drive a control object, so that the accurate positioning is realized.
Example 7
Compared with the embodiments 1 to 6, the present embodiment has the difference that the walking beam 4 and the foldable beam 17 both adopt a box beam structure, the box beam structure can ensure the precision, and particularly, the high-precision positioning function can be realized by matching with a servo motor.
Claims (6)
1. A self-discharging formula platform truck which characterized in that: including platform truck running gear (1), platform truck frame (2) to and locate hoisting device (3) that platform truck frame (2) went up the horizontal direction and remove, be equipped with walking beam (4) on platform truck running gear (1) horizontal direction, hoisting device (3) are including walking wheel (18), power unit (5), support frame (6), hoist mechanism (7) and hoist (8), power unit (5) drive walking wheel (18) of hoisting device (3) and remove on walking beam (4), hoist (8) are connected with hoist mechanism (7), hoist mechanism (7) lift by crane the heavy object of being connected with hoist (8) through support frame (6).
2. The self-dumping cart according to claim 1, wherein: hoisting mechanism (7) include power unit (9), hoist engine (10) and reduction gear (11), hoist engine (10) are fixed on support frame (6), hoist engine (10) are including reel (12) and steel cable (13), steel cable (13) one end hoist engine (10) are fixed, steel cable (13) are around rolling up on reel (12), and hoist (8) are connected to steel cable (13) other end, power unit (9) drive reduction gear (11) drive hoist (8) on hoist engine (10) go up and down.
3. The self-dumping cart according to claim 1, wherein: the lifting mechanism (7) comprises a hydraulic cylinder (14), a pulley block (15) and a steel rope (13), and a lifting appliance (8) is fixed at one end of the steel rope (13); the other end of the lifting device bypasses the pulley block (15) to be connected with a hydraulic cylinder (14), and the hydraulic cylinder (14) realizes lifting of the lifting appliance (8) through a telescopic oil cylinder.
4. A dump truck according to claim 2 or 3, wherein: the end part of the walking beam (4) is connected with a foldable beam (17) through a hinge piece (16), and the foldable beam (17) can rotate 180 degrees around the hinge piece (16).
5. The dump truck of claim 4, wherein: the power mechanism (5) is a servo motor.
6. The dump truck of claim 5, wherein: the walking beam (4) and the foldable beam (17) both adopt a box-shaped beam structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120833223.1U CN214935491U (en) | 2021-04-22 | 2021-04-22 | Self-unloading trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120833223.1U CN214935491U (en) | 2021-04-22 | 2021-04-22 | Self-unloading trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214935491U true CN214935491U (en) | 2021-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120833223.1U Active CN214935491U (en) | 2021-04-22 | 2021-04-22 | Self-unloading trolley |
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| Country | Link |
|---|---|
| CN (1) | CN214935491U (en) |
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2021
- 2021-04-22 CN CN202120833223.1U patent/CN214935491U/en active Active
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