CN117509446B - Energy-saving environment-friendly double-beam crane - Google Patents
Energy-saving environment-friendly double-beam crane Download PDFInfo
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- CN117509446B CN117509446B CN202410016189.7A CN202410016189A CN117509446B CN 117509446 B CN117509446 B CN 117509446B CN 202410016189 A CN202410016189 A CN 202410016189A CN 117509446 B CN117509446 B CN 117509446B
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- 230000009467 reduction Effects 0.000 claims abstract description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 38
- 238000004804 winding Methods 0.000 claims description 31
- 230000007246 mechanism Effects 0.000 claims description 29
- 238000007667 floating Methods 0.000 claims description 24
- 238000007664 blowing Methods 0.000 claims description 19
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 230000008030 elimination Effects 0.000 claims description 5
- 238000003379 elimination reaction Methods 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 239000000725 suspension Substances 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 description 9
- 239000000428 dust Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 230000009471 action Effects 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The invention discloses an energy-saving and environment-friendly double-beam crane, which relates to the technical field of cranes and comprises a lifting part and walking parts arranged at two ends of the lifting part for providing walking power, wherein a walking beam for supporting the walking parts is further arranged above the lifting part, the upper end of the walking beam is plugged by a top plate, a walking cavity which is convenient for the walking parts to move is arranged in the walking beam, a guide gap is arranged at the lower end of the walking beam, a plurality of noise reduction structures are further distributed at two sides of the walking beam, and the lifting part comprises a movable plate.
Description
Technical Field
The invention relates to the technical field of cranes, in particular to an energy-saving and environment-friendly double-beam crane.
Background
The crane is mechanical equipment for lifting materials and is widely applied to various industries. For example, in the building field, a crane is commonly used to hoist materials, the crane is commonly used for cargo handling, the crane used is also different according to different field environments, an electric hoist bridge crane is a commonly used hoisting device for vertical lifting operation, an electric hoist bridge crane (abbreviated as a hoist) is a series of electric hoist (seat type or hanging type) as a hoisting mechanism (a main hook and an auxiliary hook), a bridge crane mounted on a trolley is generally in a naked state, the naked state is easy to cause dust accumulation during actual working, the accumulated dust can increase running resistance, noise pollution is also generated, the working environment is influenced, such as the energy-saving intelligent bridge crane described in patent publication No. 116654787B, the track is naked, the protection is lacked, the noise pollution is also large, and in addition, the hoisting device lacks the protection function, the operation of workers cannot be forbidden, because the workers can easily generate psychological safety hazards if the workers only send alarm signals, and the workers can get in the wrong state.
Based on the above, the energy-saving environment-friendly double-beam crane can overcome the defects of serious dust, high noise and easy overload operation of the existing device.
Disclosure of Invention
The invention aims to provide an energy-saving and environment-friendly double-beam crane, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the energy-saving environment-friendly double-beam crane comprises a lifting part and walking parts arranged at two ends of the lifting part for providing walking power, a walking beam for supporting the walking parts is further arranged above the lifting part, the upper end of the walking beam is plugged through a top plate, a walking cavity convenient for the movement of the walking parts is formed in the walking beam, a guide gap is formed at the lower end of the walking beam, a plurality of noise reduction structures are further distributed at two sides of the walking beam, the lifting part comprises a movable plate, a lifting hole is formed in the middle position of the upper end of the movable plate, a winding roller is arranged above the lifting hole, a lifting rope is wound on the winding roller, the lower end of the lifting rope is connected with a hook part for hanging heavy objects, two ends of the winding roller are connected with a winding bracket, the winding roller is connected with a winding driving part for driving the winding of the winding roller, two ends of the movable plate are connected with floating seats through connecting arms, a floating sliding sleeve is arranged at the outer side of each floating seat, a lifting rod is arranged on the floating sliding sleeve in a penetrating manner, the upper end of the floating sleeve is connected with the walking part, a lifting rod is connected with the lifting part through a lifting block at the middle position of the upper end of the movable plate, a lifting sleeve is provided with a lifting rope, a lifting wire is arranged at the lifting device for detecting the lifting rod is connected with a lifting mechanism, and a lifting mechanism is used for driving the two-wheel power mechanism is connected with the lifting mechanism, and is electrically connected with the lifting mechanism, and the lifting mechanism is used for walking mechanism is provided with the walking mechanism, and is connected with the lifting part and has two lifting mechanism and is provided with a lifting mechanism and has a lifting mechanism;
based on the technical scheme, the invention also provides the following optional technical schemes:
in one alternative: the walking power mechanism comprises a clutch shaft sleeve arranged at the shaft end of a walking wheel, a driving notch convenient for the installation of the clutch shaft sleeve is arranged on the walking body, a clutch shaft rod is slidably arranged at the end part of the clutch shaft sleeve, a rotary limiting groove is formed in the inner wall of the clutch shaft sleeve, a rotary limiting protrusion is arranged on the outer side of the clutch shaft rod, the rotary limiting groove is matched with the rotary limiting protrusion, a movable friction disc is arranged at the end part of the clutch shaft sleeve and is in friction contact with a fixed friction disc, the movable friction disc is connected with a compressing unit used for driving the movable friction disc to compress the fixed friction disc, the fixed friction disc is fixedly arranged at the end part of a driving shaft, the driving shaft is rotatably arranged on a side plate seat at the position of the driving notch, a driven bevel gear is arranged at the middle position of the driving shaft and is meshed with a driving bevel gear, and the driving bevel gear is connected with a walking motor used for driving the driving bevel gear to rotate.
In one alternative: two guide side arms are symmetrically arranged on the outer side of the lower end of the suspender, a guide side wheel is rotatably arranged at the upper end of each guide side arm, two vertically arranged side guide plates are symmetrically arranged at the lower end of the walking beam, and the guide side wheels are in abutting contact with the inner side surfaces of the side guide plates.
In one alternative: the compression unit comprises a side fixing sleeve arranged at the upper end of a walking body, a side extending rod is horizontally arranged on the side fixing sleeve in a sliding mode, a vertical connecting rod is arranged at the inner end of the side extending rod, the vertical connecting rod is connected with the side fixing sleeve through a side spring, a rotating outer ring is arranged at the lower end of the vertical connecting rod, the compression unit further comprises a pressing inclined plate arranged at the lower end of a second reinforcing plate or a first reinforcing plate, a pressing wheel is arranged at the upper end of the vertical connecting rod in a rotating mode, and the pressing inclined plate is matched with the pressing wheel in position.
In one alternative: the locking mechanism comprises braking plates arranged above two groups of travelling wheels, braking wheels corresponding to the braking plates are arranged on the side surfaces of the travelling wheels, two ends of each braking plate are respectively connected with the corresponding braking wheel through a first reinforcing plate and a second reinforcing plate, the second reinforcing plates are connected with the travelling body through reset pieces, the reset pieces are used for enabling the travelling body to be not contacted with the braking wheels, and the second reinforcing plates or the first reinforcing plates are connected with traction pieces used for traction of the travelling body to move downwards.
In one alternative: the reset piece comprises a pressing reset sleeve connected with the walking body, the upper end of the pressing reset sleeve is slidably provided with a pressing reset rod, the upper end of the pressing reset rod is connected with the first reinforcing plate or the second reinforcing plate, and the pressing reset sleeve is connected with the top of the pressing reset rod through a pressing reset spring.
In one alternative: the locking mechanism further comprises an auxiliary heat dissipation part for cooling the surface of the brake wheel, the problem that the temperature of the brake position is too high is avoided, the auxiliary heat dissipation part comprises a piston inflation box, an inner cavity of the piston inflation box is communicated with a brake plate through a connecting side pipe, an air inlet cavity is formed in the brake position of the brake plate, a plurality of heat dissipation air injection holes are distributed in the lower end face of the air inlet cavity, an air blowing piston block is arranged in the inner portion of the piston inflation box in a matched mode, the lower end of the air blowing piston block is connected with the inner wall of the piston inflation box through a reset spring, an air blowing compression rod extending out of the piston inflation box is connected with the lower end of the air blowing piston block, a one-way air inlet pipe is arranged at the upper end of the piston inflation box, and a one-way exhaust valve is arranged at the position of the connecting side pipe.
In one alternative: the traction piece is equipped with a haulage rope including setting up the rope hole on the walking body in the cooperation in the rope hole, haulage rope upper end is connected with first reinforcing plate, first reinforcing plate lower extreme winding is on the traction roller, the traction roller sets up at braking axostylus axostyle both ends, braking axostylus axostyle rotates and sets up on floating seat, be equipped with the supporting seat of being connected with braking axostylus axostyle rotation on the fly leaf, still be equipped with a second worm wheel on the braking axostylus axostyle, second worm wheel and second worm intermeshing, the second worm is connected and is used for driving its pivoted braking motor.
In one alternative: the hook component comprises a piston sleeve, a hydraulic cavity is arranged in the piston sleeve, a locking piston block is slidably arranged in the hydraulic cavity, a piston hanging rod is connected to the upper end of the locking piston block, the upper end of the piston hanging rod is connected with a hanging rope, the locking piston block is connected with the inner top of the hydraulic cavity through a movable spring, a hook is arranged on the outer side of the piston sleeve and is of a semicircular structure, an inner cavity of the hook is communicated with the hydraulic cavity, and a locking arc rod is slidably matched with the end part of the hook.
In one alternative: the winding driving piece comprises a second gear arranged at the shaft end of the winding roller, the second gear is meshed with the first gear, a first worm wheel is arranged at the shaft end of the first gear, the first worm wheel is meshed with a first worm, and the first worm is connected with a driving motor for driving the first worm to rotate.
In one alternative: the noise reduction structure comprises a sound guide pipe arranged at the outer side port position of the walking beam, a sound absorption inner layer is arranged on the inner wall of the sound guide pipe, a plurality of conical reflecting blocks which are coaxially arranged are arranged inside the sound guide pipe, the conical reflecting blocks are connected with the inner wall of the sound guide pipe through positioning rods, and the tip ends of the conical reflecting blocks face the walking beam.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention is designed aiming at the prior art, can protect the walking component, shield dust, reduce walking resistance, thereby playing an energy-saving effect, and in addition, the noise pollution can be reduced by matching the protection mode with the noise reduction structure, thereby playing an environment-friendly effect.
2. The invention can send out an alarm signal when the goods are overloaded, lock the travelling wheels, cut off the power at the same time, avoid the workers from using equipment by force, ensure the safety of carrying, and in addition, when the goods are locked, the invention can also blow and dissipate heat at the locking position, avoid the over-high temperature at the braking position, and can blow the braking position in advance, thereby avoiding dust from covering the braking surface and ensuring the effectiveness of braking.
3. The invention optimizes the hook component, and can make up the notch position of the hook when hanging the weight, thereby avoiding the unhooking problem and further improving the safety.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the structure of the lower side of the present invention.
FIG. 3 is a schematic view of the structure of the invention with the top plate removed.
Fig. 4 is a schematic view of the structure of the lifting member of the present invention.
Fig. 5 is a schematic view of a side structure of the walking member of the present invention.
Fig. 6 is a schematic view of another side structure of the walking member of the present invention.
FIG. 7 is a schematic view of the structure A of FIG. 5 according to the present invention.
Fig. 8 is a schematic structural diagram of an auxiliary heat sink according to the present invention.
Fig. 9 is a schematic view of the hook member structure of the present invention.
Fig. 10 is a schematic structural diagram of a noise reduction structure according to the present invention.
Fig. 11 is a schematic view of the movable friction plate and the fixed friction plate of the present invention.
Reference numerals annotate: the lifting device comprises a lifting part 100, a movable plate 101, a lifting hole 102, a first worm 103, a driving motor 104, a first worm gear 105, a first gear 106, a second gear 107, a winding roller 108, a winding bracket 109, a connecting arm 110, a brake shaft lever 111, a floating seat 112, a traction roller 113, a supporting seat 114, a second worm gear 115, a second worm 116, a brake motor 117, a supporting block 118, a floating spring 119, a floating sliding sleeve 120, a hanging rod 121 and a traction rope 122;
a hook member 200, a lifting rope 201, a piston boom 202, a piston sleeve 203, a movable spring 204, a locking piston block 205, a locking arc rod 206 and a hook 207;
walking beam 300, top plate 303, side guide 301, guide gap 302;
noise reduction structure 400, sound guide tube 401, noise elimination inner layer 402, and cone-shaped reflecting block 403;
the walking member 500, the walking body 501, the walking wheel 502, the first reinforcing plate 503, the auxiliary heat sink 504, the brake pedal 505, the second reinforcing plate 506, the guide side wheel 507, the guide side arm 508, the connection side pipe 509, the one-way intake pipe 510, the piston inflation case 511, the push-down return lever 512, the push-down return spring 513, the push-down return sleeve 514, the drive bevel gear 515, the drive notch 516, the push-down inclined plate 517, the pressure-receiving wheel 518, the vertical link 519, the side spring 520, the side fixing sleeve 521, the side sliding extension rod 522, the rotating outer ring 523, the movable friction disk 524, the fixed friction disk 525, the drive shaft 526, the driven bevel gear 527, the walking motor 528, the heat dissipation air ejection hole 530, the air ejection piston block 531, the air ejection lever 532, the brake wheel 533, the clutch sleeve 534, and the clutch shaft 535.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent.
In one embodiment, as shown in fig. 1-11, an energy-saving and environment-friendly double-beam crane comprises a lifting part 100 and walking parts 500 arranged at two ends of the lifting part for providing walking power, a walking beam 300 for supporting the walking part 500 is further arranged above the lifting part 100, the upper end of the walking beam 300 is plugged by a top plate 303, a walking cavity which is convenient for the walking part 500 to move is arranged in the walking beam 300, a guiding gap 302 is arranged at the lower end of the walking beam 300, the guiding gap 302 has a limited width when being actually arranged, the sound discharge amount is small, the lifting structure is convenient to penetrate, a plurality of noise reducing structures 400 are distributed at two sides of the walking beam 300, the noise is guided to be discharged by the noise reducing structures 400, the noise is reduced, and the environment-friendly effect is achieved, the lifting part 100 comprises a movable plate 101, a lifting hole 102 is formed in the middle position of the upper end of the movable plate 101, a winding roller 108 is arranged above the lifting hole 102, a lifting rope 201 is wound on the winding roller 108, the lower end of the lifting rope 201 is connected with a hook part 200 for hanging a heavy object, two ends of the winding roller 108 are connected with a winding bracket 109, the winding roller 108 is connected with a winding driving part for driving the winding driving part to wind, two ends of the movable plate 101 are connected with floating seats 112 through connecting arms 110, a floating sliding sleeve 120 is arranged on the outer side of each floating seat 112, a lifting rod 121 is arranged on the floating sliding sleeve 120 in a sliding manner, the upper end of the lifting rod 121 is connected with a travelling part 500, the floating sliding sleeve 120 is connected with a supporting block 118 at the lower end of the lifting rod 121 through a floating spring 119, a pressure sensor for detecting pressure is arranged on the supporting block 118, the pressure sensor is electrically connected with the alarm, when overload occurs, the alarm sends an alarm signal, the walking component 500 comprises a walking body 501, two groups of walking wheels 502 are symmetrically arranged at two ends of the walking body 501, the walking wheels 502 are connected with a walking power mechanism for driving the walking wheels to walk, the lower end of the walking body 501 is provided with a connecting end for connecting a boom 121, the lifting component 100 is provided with a locking mechanism for braking the walking wheels 502, the walking wheels 502 in the overload state are locked through the locking mechanism, movement of the walking wheels is avoided, and safety of carrying is ensured;
in one embodiment, as shown in fig. 5-7, the running power mechanism comprises a clutch shaft sleeve 534 arranged at the shaft end of the running wheel 502, a driving notch 516 for facilitating the installation of the clutch shaft sleeve 534 is arranged on the running body 501, a clutch shaft lever 535 is slidably arranged at the end part of the clutch shaft sleeve 534, a rotation limiting groove is arranged on the inner wall of the clutch shaft sleeve 534, a rotation limiting protrusion is arranged on the outer side of the clutch shaft lever 535, the rotation limiting protrusion and the rotation limiting groove are arranged so that the clutch shaft sleeve 534 and the clutch shaft lever 535 cannot rotate relatively, but can slide relatively, a movable friction disc 524 is arranged at the end part of the clutch shaft sleeve 534, the movable friction disc 524 is in friction contact with a fixed friction disc 525, the movable friction disc 524 is connected with a compressing unit for driving the movable friction disc 524 to compress the fixed friction disc 525, the fixed friction disc 525 is fixedly arranged at the end part of the driving shaft 526, the driving shaft 526 is rotatably arranged on a side plate seat at the position of the driving notch 516, a driven bevel gear 527 is arranged in the middle of the driving shaft 526, the driven bevel gear 527 is meshed with the driving bevel gear 515, the driving bevel gear 515 is connected with a running motor 528 for driving the driving bevel gear to rotate, the driving bevel gear 515 is driven by the running motor 528 to rotate, the driving bevel gear 515 drives the driving shaft 526 to rotate through the driven bevel gear 527, the driving shaft 526 drives the two fixed friction discs 525 to rotate, friction force between the fixed friction discs 525 and the movable friction disc 524 drives the running wheels 502 to rotate, so that running power is obtained, the running wheels 502 are locked when in overload through the linkage of the compression unit and the locking mechanism, and meanwhile, the power is cut off, so that the locking reliability is ensured;
two guide side arms 508 are symmetrically arranged on the outer side of the lower end of the boom 121, a guide side wheel 507 is rotatably arranged on the upper end of each guide side arm 508, two vertically arranged side guide plates 301 are symmetrically arranged on the lower end of the walking beam 300, and the guide side wheels 507 are in abutting contact with the inner side surfaces of the side guide plates 301, so that the walking direction can be guided from the side surfaces;
in one embodiment, as shown in fig. 7 and 11, the compressing unit includes a side fixing sleeve 521 disposed at an upper end of the traveling body 501, a side extending rod 522 is horizontally slidably disposed on the side fixing sleeve 521, a vertical connecting rod 519 is disposed at an inner end of the side extending rod 522, the vertical connecting rod 519 is connected with the side fixing sleeve 521 through a side spring 520, a rotating outer ring 523 is disposed at a lower end of the vertical connecting rod 519, the rotating outer ring is rotationally disposed outside the movable friction disc 524, under the action of elastic force of the side spring 520, the movable friction disc 524 obtains power compressed with the fixed friction disc 525, thereby maintaining transmission of power, the compressing unit further includes a pressing inclined plate 517 disposed at a lower end of the second reinforcing plate 506 or the first reinforcing plate 503, a pressed wheel 518 is rotationally disposed at an upper end of the vertical connecting rod 519, the pressing inclined plate 517 and the pressed wheel 518 are matched in position, when the brake plate 505 and the second reinforcing plate 506 and the first reinforcing plate 503 are pressed down together, the inclined surface of the pressed wheel 518 generates a pressing force on the inclined surface of the pressed outer ring 518, thereby releasing the pressed friction disc 523 from the friction disc 525, thereby preventing the overload friction disc 528 from being rotated, and thereby preventing the overload friction disc 525 from being transmitted;
the locking mechanism comprises braking plates 505 arranged above two groups of travelling wheels 502, braking wheels 533 corresponding to the braking plates 505 are arranged on the side surfaces of the travelling wheels 502, two ends of the two braking plates 505 are respectively connected with the travelling body 501 through a first reinforcing plate 503 and a second reinforcing plate 506, the second reinforcing plate 506 and the first reinforcing plate 503 are connected with the travelling body 501 through a reset piece, the reset piece has the function of enabling the travelling body 501 to be out of contact with the braking wheels 533, and the second reinforcing plate 506 or the first reinforcing plate 503 is connected with a traction piece for traction of the travelling body 501 to move downwards, and the travelling body 501 and the braking wheels 533 can be in contact through the traction piece, so that the locking action is completed;
the reset piece comprises a pressing reset sleeve 514 connected with the walking body 501, a pressing reset rod 512 is slidably arranged at the upper end of the pressing reset sleeve 514, the upper end of the pressing reset rod 512 is connected with the first reinforcing plate 503 or the second reinforcing plate 506, and the pressing reset sleeve 514 is connected with the top of the pressing reset rod 512 through a pressing reset spring 513;
in one embodiment, as shown in fig. 5 and 8, the locking mechanism further comprises an auxiliary heat dissipation member 504 for cooling the surface of the brake wheel 533, so as to avoid the problem of overhigh temperature of the brake position, the auxiliary heat dissipation member 504 comprises a piston air charging box 511, the inner cavity of the piston air charging box 511 is communicated with the brake pedal 505 through a connecting side pipe 509, an air inlet chamber is arranged in the brake position of the brake pedal 505, a plurality of heat dissipation air injection holes 530 are distributed on the lower end surface of the air inlet chamber, an air blowing piston block 531 is cooperatively arranged in the piston air charging box 511, the lower end of the air blowing piston block 531 is connected with the inner wall of the piston air charging box 511 through a reset spring, the lower end of the air blowing piston block 531 is connected with an air blowing compression rod 532 extending out of the piston air charging box 511, a unidirectional air inlet pipe 510 is arranged at the upper end of the piston air charging box 511, the connecting side pipe 509 is provided with a one-way exhaust valve, when the locking action is carried out, the air blowing compression rod 532 also moves downwards along with the braking vane 505, the air blowing compression rod 532 is firstly contacted with the upper end surface of the walking body 501, so that air in the piston plenum 511 is compressed into the inner cavity of the braking vane 505, the air is continuously discharged because of smaller air holes at the position of the heat dissipation air injection hole 530, so that the air is blown to the braking wheel 533, the heat loss of the friction position is accelerated, the braking effect is ensured, when the piston plenum 511 is reset upwards, the air blowing piston block 531 is reset downwards under the action of a reset spring, the external air can be sucked into the one-way air inlet pipe 510, and the dust covered on the surface of the braking wheel 533 can be blown away in advance in the air blowing mode, so that the problem of braking slipping is avoided;
the traction piece comprises a rope hole arranged on a walking body 501, a traction rope 122 is matched in the rope hole, the upper end of the traction rope 122 is connected with a first reinforcing plate 503, the lower end of the first reinforcing plate 503 is wound on a traction roller 113, the traction roller 113 is arranged at two ends of the braking shaft 111, the braking shaft 111 is rotatably arranged on a floating seat 112, a supporting seat 114 which is rotatably connected with the braking shaft 111 is arranged on the movable plate 101, a second worm gear 115 is further arranged on the braking shaft 111, the second worm gear 115 is meshed with the second worm 116, the second worm 116 is connected with a braking motor 117 for driving the second worm gear 116 to rotate, the second worm gear 116 drives the second worm gear 115 to rotate, the second worm gear 115 drives the braking shaft 111 to rotate, and the braking shaft 111 drives the traction roller 113 to rotate, so that the traction rope 122 is wound up, a locking power can be provided for a locking mechanism, and the traction power can be self-locked by adopting the worm gear;
the hook component 200 comprises a piston sleeve 203, a hydraulic cavity is arranged in the piston sleeve 203, a locking piston block 205 is slidably arranged in the hydraulic cavity, the upper end of the locking piston block 205 is connected with a piston suspension rod 202, the upper end of the piston suspension rod 202 is connected with a lifting rope 201, the locking piston block 205 is connected with the top in the hydraulic cavity through a movable spring 204, a hook 207 is arranged on the outer side of the piston sleeve 203, the hook 207 is of a semicircular structure, the inner cavity of the hook 207 is communicated with the hydraulic cavity, the end part of the hook 207 is slidably matched with a locking arc rod 206, when the hook 207 is loaded, the piston suspension rod 202 is pulled, the locking piston block 205 slides upwards, so that the oil is pressed into the hook 207, the locking arc rod 206 extends out, a notch at the upper end of the hook 207 is sealed, the problem of unhooking goods is avoided, and the safety of carrying is ensured;
in one embodiment, as shown in fig. 4, the winding driving member includes a second gear 107 disposed at an axial end of the winding roller 108, the second gear 107 is meshed with the first gear 106, a first worm gear 105 is disposed at an axial end of the first gear 106, the first worm gear 105 is meshed with the first worm 103, the first worm 103 is connected to a driving motor 104 for driving the first worm 103 to rotate, so that the driving motor 104 drives the first worm 103 to rotate, the first worm 103 drives the first worm gear 105 to rotate, the first worm gear 105 drives the first gear 106 to rotate, and the first gear 106 drives the second gear 107 and the winding roller 108 coaxial therewith to rotate, thereby providing power for lifting;
the noise reduction structure 400 comprises a sound guide pipe 401 arranged at the outer side port position of the walking beam 300, a sound absorption noise elimination inner layer 402 is arranged on the inner wall of the sound guide pipe 401, a plurality of conical reflecting blocks 403 which are coaxially arranged are arranged inside the sound guide pipe 401, the conical reflecting blocks 403 are connected with the inner wall of the sound guide pipe 401 through positioning rods, the tips of the conical reflecting blocks 403 face the walking beam 300, and thus, after being discharged from the walking beam 300, sound is reflected outside the conical reflecting blocks 403 and is contacted with the noise elimination inner layer 402, noise reduction processing is completed, reflected sound waves are reflected to the next noise elimination inner layer 402 again, and energy in sound can be well consumed through reciprocating refraction, so that the noise reduction effect is achieved.
The above embodiment discloses an energy-saving and environment-friendly double-beam crane, wherein in actual use, by moving the traveling member 500 in the traveling beam 300, then transferring the lifting member 100 to the target position, then lifting the target object by the hook member 200, when the hook 207 is loaded, the piston boom 202 is pulled, so that the locking piston block 205 slides upwards, thereby pressing oil into the hook 207, so that the locking arc rod 206 extends, thereby sealing the notch at the upper end of the hook 207, avoiding the problem of unhooking goods, when the weight is lifted, the floating sliding sleeve 120 slides down along the boom 121 under the action of gravity, if the weight is overloaded, the alarm emits an alarm signal, and simultaneously, under the traction of the traction roller 113, the locking mechanism starts to operate, so that the traveling body 501 and the brake wheel 533 are contacted, thus, the locking action is completed, the travelling wheel 502 cannot rotate at the same time of locking the brake wheel 533, when the brake plate 505, the second reinforcing plate 506 and the first reinforcing plate 503 are pressed down together for locking, the inclined surface of the pressing inclined plate 517 can generate pushing force on the pressed wheel 518, so that the rotating outer ring 523 drives the movable friction disc 524 to be far away from the fixed friction disc 525, thereby releasing the power transmission, avoiding the overload problem of the travelling motor 528, ensuring the braking effect, when the locking action is performed, the air blowing compression rod 532 also moves downwards along with the brake plate 505, the air blowing compression rod 532 contacts with the upper end surface of the travelling body 501 firstly, so that the air in the piston plenum 511 is compressed into the inner cavity of the brake plate 505, and because the air holes at the positions of the heat dissipation air injection holes 530 are smaller, the air is continuously discharged, so as to blow the brake wheel 533, accelerate the heat loss at the friction positions, the effect of braking is guaranteed, the dust covered on the surface of the brake wheel 533 can be blown away in advance by the blowing mode, the problem of braking skidding is avoided, the walking part 500 is positioned inside the walking beam 300 in the process of transferring the heavy objects, the walking position is protected, the problem of dust coverage is avoided, the walking resistance is reduced, the noise reduction structure 400 is arranged, the noise pollution is reduced, and the effect of environmental protection is achieved.
The foregoing is merely specific embodiments of the disclosure, but the protection scope of the disclosure is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the disclosure, and it is intended to cover the scope of the disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (2)
1. An energy-saving and environment-friendly double-beam crane comprises a lifting component (100) and walking components (500) arranged at two ends of the lifting component for providing walking power, wherein a walking beam (300) for supporting the walking components (500) is further arranged above the lifting component (100);
the novel noise reduction device is characterized in that the upper end of a walking beam (300) is plugged through a top plate (303), a walking cavity which is convenient for a walking component (500) to move is arranged in the walking beam (300), a guide gap (302) is formed in the lower end of the walking beam (300), and a plurality of noise reduction structures (400) are distributed on two sides of the walking beam (300);
the lifting component (100) comprises a movable plate (101), a lifting hole (102) is formed in the middle position of the upper end of the movable plate (101), a winding roller (108) is arranged above the lifting hole (102), a lifting rope (201) is wound on the winding roller (108), the lower end of the lifting rope (201) is connected with a hook component (200) for hanging a heavy object, two ends of the winding roller (108) are connected with a winding bracket (109), the winding roller (108) is connected with a winding driving piece for driving the winding of the winding driving piece, two ends of the movable plate (101) are connected with floating seats (112) through connecting arms (110), a floating sliding sleeve (120) is arranged on the outer side of each floating seat (112), a hanging rod (121) is arranged on the floating sliding sleeve (120) in a sliding mode, the upper end of the hanging rod (121) is connected with a travelling component (500), the floating sliding sleeve (120) is connected with a supporting block (118) at the lower end of the hanging rod (121) through a floating spring (119), and the supporting block (118) is provided with a pressure sensor for detecting pressure, and an alarm is electrically connected with an alarm sensor;
the walking component (500) comprises a walking body (501), two groups of walking wheels (502) are symmetrically arranged at two ends of the walking body (501), the walking wheels (502) are connected with a walking power mechanism for driving the walking wheels to walk, the lower end of the walking body (501) is provided with a connecting end for connecting a boom (121), and the lifting component (100) is provided with a locking mechanism for braking the walking wheels (502);
the walking power mechanism comprises a clutch shaft sleeve (534) arranged at the shaft end of a walking wheel (502), a driving notch (516) which is convenient for the installation of the clutch shaft sleeve (534) is arranged on the walking body (501), a clutch shaft lever (535) is slidably arranged at the end part of the clutch shaft sleeve (534), a rotation limiting groove is arranged on the inner wall of the clutch shaft sleeve (534), a rotation limiting bulge is arranged on the outer side of the clutch shaft lever (535), the rotation limiting groove is matched with the rotation limiting bulge, a movable friction disc (524) is arranged at the end part of the clutch shaft sleeve (534), the movable friction disc (524) is in friction contact with a fixed friction disc (525), the movable friction disc (524) is connected with a pressing unit which is used for driving the movable friction disc (524) to press the fixed friction disc (525), the fixed friction disc (525) is fixedly arranged at the end part of a driving shaft (526), the driving shaft (526) is rotatably arranged on a side plate seat at the position of the driving notch (516), a driven bevel gear (527) is arranged in the middle of the driving shaft (526), the driven bevel gear (527) is meshed with the driving bevel gear (515), and the driving bevel gear (515) is connected with a motor for driving the motor (528) to rotate, and the walking bevel gear (528) is driven by the motor 528);
the locking mechanism comprises braking plates (505) arranged above two groups of travelling wheels (502), braking wheels (533) corresponding to the braking plates (505) are arranged on the side surfaces of the travelling wheels (502), two ends of the two braking plates (505) are respectively connected with a second reinforcing plate (506) through a first reinforcing plate (503), the second reinforcing plate (506) is connected with a travelling body (501) through a reset piece, the reset piece is used for enabling the travelling body (501) to be not contacted with the braking wheels (533), and the second reinforcing plate (506) or the first reinforcing plate (503) is connected with a traction piece for traction of the travelling body to move downwards;
the hook component (200) comprises a piston sleeve (203), a hydraulic cavity is arranged in the piston sleeve (203), a locking piston block (205) is slidably arranged in the hydraulic cavity, the upper end of the locking piston block (205) is connected with a piston suspension rod (202), the upper end of the piston suspension rod (202) is connected with a lifting rope (201), the locking piston block (205) is connected with the top in the hydraulic cavity through a movable spring (204), a hook (207) is arranged on the outer side of the piston sleeve (203), the hook (207) is of a semicircular structure, an inner cavity of the hook (207) is communicated with the hydraulic cavity, and a locking arc rod (206) is slidably matched with the end part of the hook (207);
the noise reduction structure (400) comprises a sound guide pipe (401) arranged at the outer side port position of the walking beam (300), a sound absorption noise elimination inner layer (402) is arranged on the inner wall of the sound guide pipe (401), a plurality of conical reflecting blocks (403) which are coaxially arranged are arranged in the sound guide pipe (401), the conical reflecting blocks (403) are connected with the inner wall of the sound guide pipe (401) through positioning rods, and the tip ends of the conical reflecting blocks (403) are arranged towards the walking beam (300);
two guide side arms (508) are symmetrically arranged on the outer side of the lower end of the boom (121), one guide side wheel (507) is rotatably arranged at the upper end of each guide side arm (508), two vertically arranged side guide plates (301) are symmetrically arranged at the lower end of the walking beam (300), and the guide side wheels (507) are in abutting contact with the inner side surfaces of the side guide plates (301);
the compression unit comprises a side fixing sleeve (521) arranged at the upper end of the walking body (501), a side sliding extension rod (522) is horizontally arranged on the side fixing sleeve (521) in a sliding mode, a vertical connecting rod (519) is arranged at the inner end of the side sliding extension rod (522), the vertical connecting rod (519) is connected with the side fixing sleeve (521) through a side spring (520), a rotating outer ring (523) is arranged at the lower end of the vertical connecting rod (519), the compression unit further comprises a pressing inclined plate (517) arranged at the lower end of the second reinforcing plate (506) or the first reinforcing plate (503), a pressed wheel (518) is arranged at the upper end of the vertical connecting rod (519) in a rotating mode, and the positions of the pressing inclined plate (517) and the pressed wheel (518) are matched;
the locking mechanism further comprises an auxiliary radiating piece (504) for cooling the surface of the brake wheel (533), the problem that the temperature of the brake position is too high is avoided, the auxiliary radiating piece (504) comprises a piston charging box (511), an inner cavity of the piston charging box (511) is communicated with the brake plate (505) through a connecting side pipe (509), an air inlet cavity is formed in the brake position of the brake plate (505), a plurality of radiating air injection holes (530) are distributed in the lower end face of the air inlet cavity, an air blowing piston block (531) is arranged in the inner portion of the piston charging box (511) in a matched mode, the lower end of the air blowing piston block (531) is connected with the inner wall of the piston charging box (511) through a reset spring, the lower end of the air blowing piston block (531) is connected with an air blowing compression rod (532) extending out of the piston charging box (511), and a one-way air inlet pipe (510) is arranged at the upper end of the piston charging box (511), and a one-way exhaust valve (509) is arranged at the position of the connecting side pipe.
2. The energy-saving and environment-friendly double-beam crane according to claim 1, wherein the traction piece comprises a rope hole arranged on the walking body (501), a traction rope (122) is matched in the rope hole, the upper end of the traction rope (122) is connected with a first reinforcing plate (503), the lower end of the first reinforcing plate (503) is wound on a traction roller (113), the traction roller (113) is arranged at two ends of a brake shaft lever (111), the brake shaft lever (111) is rotatably arranged on a floating seat (112), a supporting seat (114) which is rotatably connected with the brake shaft lever (111) is arranged on the movable plate (101), a second worm wheel (115) is further arranged on the brake shaft lever (111), the second worm wheel (115) is meshed with a second worm (116), and the second worm (116) is connected with a brake motor (117) which is used for driving the brake motor to rotate.
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| CN202410016189.7A CN117509446B (en) | 2024-01-05 | 2024-01-05 | Energy-saving environment-friendly double-beam crane |
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| CN202410016189.7A CN117509446B (en) | 2024-01-05 | 2024-01-05 | Energy-saving environment-friendly double-beam crane |
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| CN117509446B true CN117509446B (en) | 2024-04-02 |
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|---|---|
| CN117509446A (en) | 2024-02-06 |
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