CN219449129U - Power equipment lifting arm convenient to maintain - Google Patents
Power equipment lifting arm convenient to maintain Download PDFInfo
- Publication number
- CN219449129U CN219449129U CN202222417139.9U CN202222417139U CN219449129U CN 219449129 U CN219449129 U CN 219449129U CN 202222417139 U CN202222417139 U CN 202222417139U CN 219449129 U CN219449129 U CN 219449129U
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- fixedly connected
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- drives
- fixed box
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Abstract
The utility model discloses a lifting arm of electric equipment convenient to maintain, which comprises a vehicle body, wherein a disassembly and assembly mechanism is arranged on the side surface of the vehicle body, the disassembly and assembly mechanism comprises a fixing frame fixedly connected to the side surface of the vehicle body, hydraulic devices are fixedly connected to both sides of the fixing frame, hydraulic columns are slidingly connected to the tops of the hydraulic devices, lifting plates are fixedly connected to the tops of the hydraulic columns, one side of each lifting plate is slidingly connected to one side of the fixing frame, and vertical plates are fixedly connected to the tops of the lifting plates. According to the utility model, through the arranged support plate, the motor III is started, the motor III drives the screw rod II to rotate, the screw rod II drives the sliding block to move, the sliding block drives the rotating shaft I to move, the hook moves to a proper position, the motor I is started, the motor drives the square shaft to rotate, the square shaft drives the roller to rotate, the roller drives the chain to wind, and after the device works for a long time, the motor I is pulled, the motor drives the square shaft to move, and the square shaft drives the movable block to move.
Description
Technical Field
The utility model relates to the technical field of lifting arms, in particular to a lifting arm of power equipment, which is convenient to maintain.
Background
The crane boom is commonly called a boom, a suspension arm, a bidirectional bending metal structural member for supporting a lifting rope, a fetching device or a luffing trolley, is supported on a turntable or a tower body of a crane by a connecting pin shaft, a steel wire rope or a hydraulic cylinder, and for the crane boom capable of pitching and swinging, the inclination angle of the crane boom is changed by a luffing mechanism so as to change the amplitude and the lifting height of the crane; the horizontal boom is varied in amplitude by a luffing trolley moving back and forth over it.
After the existing lifting arm is used for a long time, a lifting motor of the existing lifting arm needs to be maintained and checked regularly, one side of the lifting arm needs to be opened when the existing device is maintained, and then a lifting mechanism is taken out for maintenance, but the existing device needs to take out excessive structures once for overhauling the motor, so that the device is difficult to overhaul, and a novel lifting arm is needed.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a lifting arm of power equipment, which is convenient to maintain.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a power equipment plays davit convenient to maintain, includes the automobile body, the side of automobile body is provided with dismouting mechanism.
Preferably, the dismounting mechanism comprises a fixing frame fixedly connected to the side face of the vehicle body, hydraulic devices are fixedly connected to the two sides of the fixing frame, hydraulic columns are slidably connected to the tops of the hydraulic devices, lifting plates are fixedly connected to the tops of the hydraulic columns, one faces of the lifting plates are slidably connected to one faces of the fixing frame, vertical plates are fixedly connected to the tops of the lifting plates, fixing boxes are fixedly connected to the side faces of the vertical plates, and openings are formed in the bottoms of the fixing boxes.
Preferably, one side of the fixed box is detachably connected with a first motor, an output shaft of the first motor is fixedly connected with a square shaft, a side face of the square shaft is slidably connected with a roller, and two ends of the roller are rotatably connected to two inner walls of the fixed box.
Preferably, one side fixedly connected with motor III of fixed box, the output shaft fixedly connected with lead screw II of motor III, the circumference side threaded connection of lead screw II has the slider, the bottom fixedly connected with support frame of slider, and one side rotation of support frame is connected with pivot one, and the circumference side winding of cylinder has the chain, and the other end of chain bypasses pivot one and extends to open-ended below, and the one end fixedly connected with hook that the cylinder was kept away from to the chain.
Preferably, the movable groove has been seted up to the one side of fixed box, and the top sliding connection in movable groove has the movable block, and one end joint in the one side of movable block is kept away from to square axle, and one side fixedly connected with movable plate of movable block, the top sliding connection in the top in movable groove of movable plate, fixedly connected with spring one between the one side in movable plate and the one side in movable groove.
Preferably, the bottom both sides of fixed case have all been seted up the fluting, and two grooved bottoms sliding connection have the backup pad, fixedly connected with support column between the one side of one backup pad and the one side of movable plate, fixedly connected with spring two between the one side of another backup pad and the grooved one side, and the inside pivot that is connected with in bottom of fixed case is located the pivot two of fluting, fixedly connected with walks around the rope of pivot two between the one side of two backup pads.
Preferably, one side inner wall fixedly connected with motor two of fixed box, the output shaft fixedly connected with lead screw one of motor two, the other end of lead screw one rotates and connects in one side inner wall of fixed box, and the circumference side threaded connection of lead screw one has the movable block, and the top fixedly connected with of movable block removes the frame, and the bottom and the equal fixedly connected with fixed block in top of movable frame, chain sliding connection are between the bottom and the top of two fixed blocks.
Compared with the prior art, the utility model provides the power equipment lifting arm convenient to maintain, which has the following beneficial effects:
1. through the backup pad that sets up, the motor three drives lead screw two and rotates, the lead screw two drives the slider and removes, the slider drives pivot one and removes, make the hook remove suitable position, the motor one starts, a motor drive square axle rotates, square axle drives the cylinder and rotates, the cylinder drives the chain and rolls, after the device works for a long time, pulling motor one, the motor drive square axle removes, square axle drives movable block and removes, movable block removes to remove groove edge and pull motor one, make square axle break away from the joint movable block, movable block drives movable plate and removes, movable plate drives the support column and removes, the support column drives one backup pad and removes, the backup pad loosens the rope, spring two promote another backup pad and remove, make two backup pads jack the cylinder, structural quantity that the maintenance motor was removed is favorable to reducing, the degree of difficulty of staff's maintenance.
2. Through the fixed block that sets up, starter motor two, motor two drive lead screw one rotate, and lead screw one drives the movable block and removes, and the movable block drives the movable frame and removes, and the movable frame drives the fixed block and removes, and fixed block and movable frame drive chain round trip movement for the even rolling of chain is on the cylinder, is favorable to preventing the indiscriminate rolling of chain on the cylinder, prevents chain card post, reduces the maintenance degree of difficulty of device.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a lifting arm of an electrical device for easy maintenance;
FIG. 2 is a schematic diagram of the internal structure of a lifting arm of an electrical device for easy maintenance according to the present utility model;
fig. 3 is a schematic diagram of a partial structure of a lifting arm of an electric power device, which is convenient to maintain.
In the figure: 1-vertical plate, 2-motor I, 3-backup pad, 4-lead screw I, 5-movable block, 6-motor II, 7-opening, 8-chain, 9-pivot I, 10-motor III, 11-slider, 12-fixed box, 13-lead screw II, 14-movable frame, 15-fixed block, 16-cylinder, 17-square shaft, 18-automobile body, 19-hydraulic press, 20-mount, 21-lifter plate, 22-movable block, 23-movable plate, 24-support column, 25-spring I, 26-rope, 27-pivot II, 28-spring II.
Detailed Description
Example 1:
referring to fig. 1, 2 and 3, a power equipment boom arm for facilitating maintenance includes a vehicle body 18, and a dismounting mechanism is provided on a side surface of the vehicle body 18.
In the utility model, the dismounting mechanism comprises a fixing frame 20 fixedly connected to the side surface of a vehicle body 18, hydraulic devices 19 are fixedly connected to both sides of the fixing frame 20, hydraulic columns are slidably connected to the tops of the hydraulic devices 19, lifting plates 21 are fixedly connected to the tops of the hydraulic columns, one sides of the lifting plates 21 are slidably connected to one sides of the fixing frame 20, vertical plates 1 are fixedly connected to the tops of the lifting plates 21, a fixing box 12 is fixedly connected to the side surface of the vertical plates 1, and openings 7 are formed in the bottoms of the fixing boxes 12.
One surface of the fixed box 12 is detachably connected with a motor I2, an output shaft of the motor I2 is fixedly connected with a square shaft 17, the side surface of the square shaft 17 is slidably connected with a roller 16, and two ends of the roller 16 are rotatably connected to two inner walls of the fixed box 12.
One side fixedly connected with motor three 10 of fixed box 12, the output shaft fixedly connected with lead screw two 13 of motor three 10, the circumference side threaded connection of lead screw two 13 has slider 11, the bottom fixedly connected with support frame of slider 11, the one side rotation of support frame is connected with pivot one 9, the circumference side winding of cylinder 16 has chain 8, the other end of chain 8 walks around pivot one 9 and extends to the below of opening 7, the one end fixedly connected with hook that chain 8 kept away from cylinder 16.
The movable groove is arranged on one surface of the fixed box 12, the movable block 22 is connected to the top of the movable groove in a sliding manner, one end, far away from the first motor 2, of the square shaft 17 is clamped on one surface of the movable block 22, the movable plate 23 is fixedly connected to one surface of the movable block 22, the top of the movable plate 23 is connected to the top of the movable groove in a sliding manner, and the first spring 25 is fixedly connected between one surface of the movable plate 23 and one surface of the movable groove.
The bottom both sides of fixed box 12 have all been seted up the fluting, and two grooved bottoms sliding connection have backup pad 3, fixedly connected with support column 24 between the one side of one backup pad 3 and the one side of movable plate 23, fixedly connected with spring two 28 between the one side of another backup pad 3 and the grooved one side, and the inside pivot that is located the fluting below of being connected with of bottom of fixed box 12 is two 27, and fixedly connected with walks around pivot two 27's rope 26 between the one side of two backup pads 3.
Working principle: the motor III 10 is started, the motor III 10 drives the screw rod II 13 to rotate, the screw rod II 13 drives the slide block 11 to move, the slide block 11 drives the rotating shaft I9 to move, the hook moves to a proper position, the motor I2 is started, the motor I2 drives the square shaft 17 to rotate, the square shaft 17 drives the roller 16 to rotate, the roller 16 drives the chain to wind, the motor I2 is pulled after the device works for a long time, the motor I2 drives the square shaft 17 to move, the square shaft 17 drives the movable block 22 to move to the edge of the movable groove, the motor I2 is pulled after the movable block 22 moves to enable the square shaft 17 to be separated from the movable block 22 in a clamping mode, the movable block 22 drives the movable plate 23 to move, the movable plate 23 drives the support column 24 to move, the support column 24 drives one support plate 3 to move, the support plate 3 releases the ropes 26, and the spring II 28 pushes the other support plate 3 to move, so that the two support plates 3 support the roller 16, the number of structures repaired during motor overhaul is reduced, and the overhaul difficulty of workers is reduced.
Example 2:
referring to fig. 1 and 2, a power equipment boom arm for facilitating maintenance includes a vehicle body 18, and a dismounting mechanism is provided on a side surface of the vehicle body 18.
In the utility model, the dismounting mechanism comprises a fixing frame 20 fixedly connected to the side surface of a vehicle body 18, hydraulic devices 19 are fixedly connected to both sides of the fixing frame 20, hydraulic columns are slidably connected to the tops of the hydraulic devices 19, lifting plates 21 are fixedly connected to the tops of the hydraulic columns, one sides of the lifting plates 21 are slidably connected to one sides of the fixing frame 20, the tops of the lifting plates 21 are fixedly connected with a vertical plate 1, a fixing box 12 is fixedly connected to the side surface of the vertical plate 1, and an opening 7 is formed in the bottom of the fixing box 12.
One surface of the fixed box 12 is detachably connected with a motor I2, an output shaft of the motor I2 is fixedly connected with a square shaft 17, the side surface of the square shaft 17 is slidably connected with a roller 16, and two ends of the roller 16 are rotatably connected to two inner walls of the fixed box 12.
One side fixedly connected with motor three 10 of fixed box 12, the output shaft fixedly connected with lead screw two 13 of motor three 10, the circumference side threaded connection of lead screw two 13 has slider 11, the bottom fixedly connected with support frame of slider 11, the one side rotation of support frame is connected with pivot one 9, the circumference side winding of cylinder 16 has chain 8, the other end of chain 8 walks around pivot one 9 and extends to the below of opening 7, the one end fixedly connected with hook that chain 8 kept away from cylinder 16.
The movable groove is arranged on one surface of the fixed box 12, the movable block 22 is connected to the top of the movable groove in a sliding manner, one end, far away from the first motor 2, of the square shaft 17 is clamped on one surface of the movable block 22, the movable plate 23 is fixedly connected to one surface of the movable block 22, the top of the movable plate 23 is connected to the top of the movable groove in a sliding manner, and the first spring 25 is fixedly connected between one surface of the movable plate 23 and one surface of the movable groove.
The bottom both sides of fixed box 12 have all been seted up the fluting, and two grooved bottoms sliding connection have backup pad 3, fixedly connected with support column 24 between the one side of one backup pad 3 and the one side of movable plate 23, fixedly connected with spring two 28 between the one side of another backup pad 3 and the grooved one side, and the inside pivot that is located the fluting below of being connected with of bottom of fixed box 12 is two 27, and fixedly connected with walks around pivot two 27's rope 26 between the one side of two backup pads 3.
One side inner wall fixedly connected with motor two 6 of fixed box 12, the output shaft fixedly connected with lead screw one 4 of motor two 6, the other end of lead screw one 4 rotates and connects in the one side inner wall of fixed box 12, the circumference side threaded connection of lead screw one 4 has movable block 5, the top fixedly connected with of movable block 5 removes frame 14, the bottom and the equal fixedly connected with fixed block 15 in top of movable frame 14, chain 8 sliding connection is between the bottom and the top of two fixed blocks 15.
Working principle: the motor III 10 is started, the motor III 10 drives the screw rod II 13 to rotate, the screw rod II 13 drives the slide block 11 to move, the slide block 11 drives the rotating shaft I9 to move, the hook moves to a proper position, the motor I2 is started, the motor I2 drives the square shaft 17 to rotate, the square shaft 17 drives the roller 16 to rotate, the roller 16 drives the chain to wind, the motor I2 is pulled after the device works for a long time, the motor I2 drives the square shaft 17 to move, the square shaft 17 drives the movable block 22 to move to the edge of the movable groove, the motor I2 is pulled after the movable block 22 moves to enable the square shaft 17 to be separated from the movable block 22 in a clamping mode, the movable block 22 drives the movable plate 23 to move, the movable plate 23 drives the support column 24 to move, the support column 24 drives one support plate 3 to move, the support plate 3 releases the ropes 26, and the spring II 28 pushes the other support plate 3 to move, so that the two support plates 3 support the roller 16, the number of structures repaired during motor overhaul is reduced, and the overhaul difficulty of workers is reduced.
The motor II 6 is started, the motor II 6 drives the screw rod I4 to rotate, the screw rod I4 drives the movable block 5 to move, the movable block 5 drives the movable frame 14 to move, the movable frame 14 drives the fixed block 15 to move, and the fixed block 15 and the movable frame 14 drive the chain 8 to move back and forth, so that the chain 8 is uniformly wound on the roller 16, disorder winding of the chain 8 on the roller 16 is prevented, the chain 8 is prevented from being blocked, and the overhaul difficulty of the device is reduced.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (2)
1. The utility model provides a power equipment plays davit convenient to maintain, includes automobile body (18), its characterized in that, the side of automobile body (18) is provided with dismouting mechanism;
the disassembly and assembly mechanism comprises a fixing frame (20) fixedly connected to the side face of a vehicle body (18), hydraulic devices (19) are fixedly connected to two sides of the fixing frame (20), hydraulic columns are slidably connected to the tops of the hydraulic devices (19), lifting plates (21) are fixedly connected to the tops of the hydraulic columns, one faces of the lifting plates (21) are slidably connected to one faces of the fixing frame (20), vertical plates (1) are fixedly connected to the tops of the lifting plates (21), fixing boxes (12) are fixedly connected to the side faces of the vertical plates (1), and openings (7) are formed in the bottoms of the fixing boxes (12);
one surface of the fixed box (12) is detachably connected with a first motor (2), an output shaft of the first motor (2) is fixedly connected with a square shaft (17), a roller (16) is slidably connected to the side surface of the square shaft (17), and two ends of the roller (16) are rotatably connected to two inner walls of the fixed box (12);
one side of the fixing box (12) is fixedly connected with a motor III (10), an output shaft of the motor III (10) is fixedly connected with a screw rod II (13), a sliding block (11) is connected with the circumferential side surface of the screw rod II (13) in a threaded manner, a supporting frame is fixedly connected with the bottom of the sliding block (11), one surface of the supporting frame is rotatably connected with a rotating shaft I (9), a lock chain (8) is wound on the circumferential side surface of the roller (16), the other end of the lock chain (8) bypasses the rotating shaft I (9) and extends to the lower side of the opening (7), and one end, far away from the roller (16), of the lock chain (8) is fixedly connected with a hook;
a movable groove is formed in one surface of the fixed box (12), a movable block (22) is connected to the top of the movable groove in a sliding manner, one end, far away from the first motor (2), of the square shaft (17) is clamped on one surface of the movable block (22), a movable plate (23) is fixedly connected to one surface of the movable block (22), the top of the movable plate (23) is connected to the top of the movable groove in a sliding manner, and a first spring (25) is fixedly connected between one surface of the movable plate (23) and one surface of the movable groove;
the fixed box is characterized in that grooves are formed in two sides of the bottom of the fixed box (12), the two grooved bottoms are connected with the supporting plates (3) in a sliding mode, a supporting column (24) is fixedly connected between one face of one supporting plate (3) and one face of the movable plate (23), a second spring (28) is fixedly connected between one face of the other supporting plate (3) and one grooved face, a second rotating shaft (27) located below the grooves is rotatably connected inside the bottom of the fixed box (12), and a rope (26) bypassing the second rotating shaft (27) is fixedly connected between one faces of the two supporting plates (3).
2. The lifting arm for the electrical equipment convenient to maintain according to claim 1, wherein a second motor (6) is fixedly connected to an inner surface wall of the fixed box (12), a first screw rod (4) is fixedly connected to an output shaft of the second motor (6), the other end of the first screw rod (4) is rotatably connected to an inner surface wall of the fixed box (12), a movable block (5) is in threaded connection with a circumferential side surface of the first screw rod (4), a movable frame (14) is fixedly connected to the top of the movable block (5), fixed blocks (15) are fixedly connected to the bottom and the top of the movable frame (14), and a lock chain (8) is slidably connected between the bottoms and the tops of the two fixed blocks (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222417139.9U CN219449129U (en) | 2022-09-13 | 2022-09-13 | Power equipment lifting arm convenient to maintain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222417139.9U CN219449129U (en) | 2022-09-13 | 2022-09-13 | Power equipment lifting arm convenient to maintain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219449129U true CN219449129U (en) | 2023-08-01 |
Family
ID=87416123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222417139.9U Active CN219449129U (en) | 2022-09-13 | 2022-09-13 | Power equipment lifting arm convenient to maintain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219449129U (en) |
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2022
- 2022-09-13 CN CN202222417139.9U patent/CN219449129U/en active Active
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