CN117163854A - Crane boom slewing device of port crane - Google Patents
Crane boom slewing device of port crane Download PDFInfo
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- CN117163854A CN117163854A CN202311439328.9A CN202311439328A CN117163854A CN 117163854 A CN117163854 A CN 117163854A CN 202311439328 A CN202311439328 A CN 202311439328A CN 117163854 A CN117163854 A CN 117163854A
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- crane
- supporting
- supporting seat
- oil supplementing
- main shaft
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- 230000005540 biological transmission Effects 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 19
- 230000008569 process Effects 0.000 claims abstract description 17
- 230000004224 protection Effects 0.000 claims abstract description 13
- 239000003921 oil Substances 0.000 claims description 56
- 230000001502 supplementing effect Effects 0.000 claims description 48
- 239000002184 metal Substances 0.000 claims description 29
- 238000007789 sealing Methods 0.000 claims description 14
- 239000010687 lubricating oil Substances 0.000 claims description 12
- 239000011324 bead Substances 0.000 claims description 9
- 239000000725 suspension Substances 0.000 claims description 4
- 230000001174 ascending effect Effects 0.000 claims description 3
- 238000005299 abrasion Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 6
- 238000004088 simulation Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 3
- 230000001050 lubricating effect Effects 0.000 description 3
- 238000012549 training Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009979 protective mechanism Effects 0.000 description 1
- 230000007115 recruitment Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The invention belongs to the technical field of cranes, and discloses a crane boom slewing device of a port crane, which comprises a supporting seat and a shell base, wherein the shell base is positioned outside the supporting seat and used for protecting and supporting the supporting seat, and the crane boom slewing device also comprises a protection mechanism. According to the invention, through the cooperation among the structures such as the power module, the support frame, the transmission assembly, the second balancing weight and the like, the device has a good protection effect on the crane, the support main shaft is enabled to rotate to drive the crane body to rotate in the running process through the power module, meanwhile, the support frame can also rotate, the second transmission wheel is enabled to drive the connecting shaft and the second balancing weight to rotate in the opposite revolution direction of the second transmission wheel, and the rotation of the second balancing weight can generate angular force opposite to the revolution direction of the second balancing weight, so that inertia of the crane body boom in the rotating process is reduced, and abrasion of the device is reduced.
Description
Technical Field
The invention belongs to the technical field of cranes, and particularly relates to a crane boom slewing device of a port crane.
Background
The crane is one of the most core hoisting equipment of container port logistics, is one of key links for improving port logistics operation efficiency, and has the limitations of recruitment difficulty, long period, short time, high cost, occupation of production link resources, poor safety, uneven level of master and apprentice and the like in the traditional driver training; the simulation training has the problems of poor simulation degree, huge occupied area of simulation equipment, high equipment cost, difficult equipment later maintenance and iteration, large simulation and actual operation difference and the like compared with the traditional simulation training.
At present, a crane boom rotating device of a port crane is often installed on a base, so that the crane boom and the base of the crane are connected, the crane is often required to adjust the position of the crane boom in the horizontal direction through rotation during actual operation, and the crane boom still can drive the rotating device to rotate in the axial direction after the rotating driving device stops driving due to inertia of a hoisted object in the hoisting process due to the reverse acting force of the crane boom, so that the rotating driving device is worn, and the crane boom rotating device of the port crane is provided, so that the problem in the background technology is solved.
Disclosure of Invention
In order to solve the problems in the background art, the invention provides a crane boom slewing device of a port crane, which solves the problem that a slewing driving device is worn due to inertia of a hoisted object in the hoisting process of a crane boom.
In order to achieve the above purpose, the present invention provides the following technical solutions: a crane boom rotating device of a port crane, which comprises a supporting seat and a shell base, the shell base is positioned outside the supporting seat and used for protecting and supporting the supporting seat, and also comprises,
the protection mechanism is arranged in the supporting seat,
the power module is arranged in the supporting seat and used for driving the protection mechanism,
the crane body is fixedly connected above the protection mechanism, and a panoramic camera is fixedly connected above the crane body and is used for collecting surrounding environment information;
the protection mechanism includes:
the supporting main shaft is movably connected inside the supporting seat and upwards penetrates through the supporting seat and the shell base to be used for supporting the crane body;
the gear, the support frame and the transmission assembly are sleeved on the support main shaft;
the support device comprises a support base, a support main shaft, an auxiliary mechanism used for limiting the rotation of the support main shaft, and an oil supplementing assembly arranged on one side, far away from the auxiliary mechanism, of the support main shaft, wherein the oil supplementing assembly is used for supplementing oil to the inside of the support base, one end of the support frame is provided with a connecting shaft, and a second balancing weight sleeved at the bottom of the connecting shaft.
Preferably, the transmission assembly comprises a first transmission wheel sleeved in the middle of the supporting main shaft, guide wheels respectively movably connected to two sides of one end of the supporting frame far away from the auxiliary mechanism, and a second transmission wheel sleeved in the middle of the connecting shaft;
the guide wheel is driven by a driving belt sleeved in the guide wheel and the guide wheel;
the second driving wheel is positioned between the two guide wheels, the second driving wheel is in contact with the outer wall of the driving belt and is in driving connection with the outer wall of the driving belt, the second driving wheel drives the oil supplementing assembly, the connecting shaft and the second balancing weight to rotate in the opposite direction to the first driving wheel, the second balancing weight and the suspension arm on the crane body are respectively positioned on two sides of the shell base, and the angular power of the second balancing weight during the reverse rotation is used for counteracting the inertia of the crane body during the rotation.
Preferably, the oil supplementing assembly comprises an oil supplementing tank sleeved on the connecting shaft;
a sealing ring movably connected to the inside of the oil replenishing tank;
a pipe orifice arranged in the support frame;
the circumferential array is provided with an arc-shaped opening in the supporting seat;
the inner cavity of the oil supplementing tank is communicated with the pipe orifice through a hard pipeline arranged on one side of the sealing ring, lubricating oil is stored in the oil supplementing tank, and the arc-shaped opening is communicated with the inside of the supporting seat through the pipe orifice.
Preferably, the gear is in meshed connection with the power module and is used for driving the supporting main shaft to rotate;
one side of the support frame, which is far away from the oil supplementing assembly, is provided with a first balancing weight which is used for keeping the balance of the support frame in the rotating process.
Preferably, the bottom of the support frame is movably connected with the upper part of the support seat, the support seat is used for supporting the support frame, and the middle part of the support frame is fixedly connected with the support main shaft and used for driving the support frame to rotate.
Preferably, the first driving wheel is movably sleeved outside the supporting main shaft, the top of the first driving wheel is fixedly connected with the top of the inner wall of the housing base, and the first driving wheel is used for driving the driving belt along the first driving wheel when the supporting frame rotates.
Preferably, the top of the oil supplementing tank is provided with a charging port and a piston, the charging port is used for adding lubricating oil, the piston is used for sealing, the inner cavity of the oil supplementing tank is conical, when the oil supplementing tank rotates, the lubricating oil in the oil supplementing tank is subjected to centrifugal trend and enters a hard pipeline, the middle part of the hard pipeline is fixedly connected with a supporting frame, and the sealing ring is used for preventing the sealing ring from rotating along with the oil supplementing tank.
Preferably, the auxiliary mechanism is a fixed block fixedly connected to one side above the supporting frame, an annular groove arranged above the supporting seat and a metal rod movably connected to the inside of the fixed block;
the friction block is fixedly connected to the bottom of the metal rod and is abutted with the annular groove when in ascending;
the coil is fixedly connected to the inside of the fixed block, and when the coil is electrified, a magnetic field is generated to push the metal rod to ascend;
when the coil is electrified, the power module is powered off, and the lamp beads arranged above the metal rod are electrified to emit light.
Preferably, the bottom of the friction block is provided with balls which are contacted with the inner part of the annular groove and are used for reducing friction between the friction block and the annular groove when the coil is in power failure.
Preferably, a tension spring for pulling the metal rod to reset is arranged at the upper part of the metal rod.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, through the cooperation among the structures such as the power module, the support frame, the transmission assembly, the second balancing weight and the like, the device has a good protection effect on the crane, the support main shaft is rotated to drive the crane body to rotate in the running process of the power module, meanwhile, the support frame also rotates, at the moment, the guide wheel and the second transmission wheel revolve around the support main shaft as the axis, and because the first transmission wheel is fixed, the second transmission wheel drives the connecting shaft and the second balancing weight to rotate in the opposite direction of the revolution of the second transmission wheel through the transmission of the transmission belt, and because the rotation of the second balancing weight can generate angular force opposite to the revolution direction of the second balancing weight, the inertia of the crane body suspension arm in the rotating process is reduced, and the abrasion of the device is further reduced;
according to the invention, through the cooperation among the structures of the second driving wheel, the hard pipeline, the pipe orifice, the arc-shaped opening and the like, the device has good oil supplementing effect to reduce the abrasion of the device, the rotation of the second driving wheel also drives the oil supplementing tank to rotate, the lubricating liquid stored in the oil supplementing tank enters the hard pipeline under the action of centrifugal force, and the lubricating oil subsequently enters the supporting seat through the pipe orifice and the arc-shaped opening to carry out oil supplementing operation;
according to the invention, through the cooperation among the annular groove, the lamp beads, the metal rod, the friction block and other structures, the device has a good fixing effect on the support frame, the power module is powered off by stopping the operation of the power module, meanwhile, the metal rod and the lamp beads are powered on, at the moment, the metal rod is subjected to magnetic force generated by the coil and pushes the metal rod to move upwards, and meanwhile, the friction block is abutted with the annular groove, so that the inertia of the crane body after stopping rotating is further reduced, and meanwhile, the fixing of the support frame is completed.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the front cross-sectional structure of the present invention, shown in an enlarged view, at a rigid conduit;
FIG. 3 is an enlarged view of the invention at A in FIG. 2;
FIG. 4 is an enlarged view of the invention at B in FIG. 2;
FIG. 5 is a schematic view of the top cross-sectional configuration of the arcuate mouth of the present invention;
FIG. 6 is a schematic top cross-sectional view of the transmission assembly of the present invention;
FIG. 7 is an exploded view of the transmission assembly of the present invention;
FIG. 8 is a schematic view of the structure of the present invention when the guard mechanism is mated with the crane body;
fig. 9 is a schematic view of the structure of the base of the housing of the present invention.
In the figure: 100. a support base; 200. a power module; 300. a protective mechanism; 301. supporting a main shaft; 302. a gear; 303. a support frame; 304. a first balancing weight; 305. a transmission assembly; 3051. a first driving wheel; 3052. a transmission belt; 3053. a guide wheel; 3054. a second driving wheel; 306. a connecting shaft; 307. a second balancing weight; 308. an oil supplementing assembly; 3081. oil supplementing tank; 3082. a seal ring; 3083. a hard pipe; 3084. a pipe orifice; 3085. an arc-shaped opening; 400. an auxiliary mechanism; 401. a fixed block; 402. a metal rod; 403. a coil; 404. a tension spring; 405. a lamp bead; 406. an annular groove; 407. a ball; 408. a friction block; 500. a housing base; 600. a crane body; 700. panoramic camera.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 9, the present invention provides a crane boom slewing device of a port crane, comprising a supporting seat 100 and a housing base 500, wherein the housing base 500 is located outside the supporting seat 100 for protecting and supporting the supporting seat 100, and further comprises:
the protection mechanism 300 is positioned in the support seat 100;
the power module 200 is positioned in the supporting seat 100 and used for driving the protection mechanism 300;
the crane body 600, the crane body 600 is fixedly connected above the protection mechanism 300, and a panoramic camera 700 is fixedly connected above the crane body 600, wherein the panoramic camera 700 is used for collecting surrounding environment information;
the guard mechanism 300 includes:
the supporting main shaft 301 is movably connected inside the supporting seat 100 and upwards penetrates through the supporting seat 100 and the shell base 500 to support the crane body 600;
a gear 302, a support 303 and a transmission assembly 305 which are sleeved on the support main shaft 301;
wherein, an auxiliary mechanism 400 for limiting the rotation of the supporting main shaft 301 is arranged on one side of the supporting main shaft 301, an oil supplementing assembly 308 is arranged on one side of the supporting main shaft 301 far away from the auxiliary mechanism 400, the oil supplementing assembly 308 is used for supplementing oil to the supporting seat 100, a connecting shaft 306 is arranged at one end of the supporting frame 303, and a second balancing weight 307 is sleeved at the bottom of the connecting shaft 306;
by adopting the above scheme, the supporting main shaft 301 is rotated to drive the crane body 600 to rotate in the running process through the power module 200, meanwhile, the supporting frame 303 is rotated, at this time, the guide wheel 3053 and the second driving wheel 3054 revolve around the supporting main shaft 301 as the axis, because the first driving wheel 3051 is fixed, at this time, the second driving wheel 3054 drives the connecting shaft 306 and the second balancing weight 307 to rotate in the opposite direction of the revolution of the second driving wheel 3054 through the transmission of the driving belt 3052, and the rotation of the second balancing weight 307 can generate angular force opposite to the revolution direction of the second balancing weight 307, so that the inertia of the crane body 600 boom in the rotating process is reduced, and the abrasion of the device is reduced.
As shown in fig. 1, 2, 4, 5, 6, 7, 8 and 9, the transmission assembly 305 includes a first transmission wheel 3051 sleeved in the middle of the supporting main shaft 301, guide wheels 3053 respectively movably connected to two sides of one end of the supporting frame 303 away from the auxiliary mechanism 400, and a second transmission wheel 3054 sleeved in the middle of the connecting shaft 306;
the guide wheel 3053 is driven by a driving belt 3052 sleeved in the guide wheel and the driving belt;
the second driving wheel 3054 is located between the two guide wheels 3053, the second driving wheel 3054 is in contact with the outer wall of the driving belt 3052, the two driving wheels are in driving connection, the second driving wheel 3054 drives the oil supplementing assembly 308, the connecting shaft 306 and the second balancing weight 307 to rotate in the opposite direction to the first driving wheel 3051, the second balancing weight 307 and the suspension arm on the crane body 600 are respectively located on two sides of the shell base 500, and angular power of the second balancing weight 307 in the opposite rotation is used for counteracting inertia of the crane body 600 in the rotation process;
the gear 302 is engaged with the power module 200 and is used for driving the supporting main shaft 301 to rotate;
a first balancing weight 304 is arranged on one side of the support frame 303 away from the oil supplementing assembly 308, the first balancing weight 304 is used for keeping balance of the support frame 303 in the rotating process, the bottom of the support frame 303 is movably connected with the upper part of the support seat 100, the support seat is used for supporting the support frame 303, and the middle part of the support frame 303 is fixedly connected with the support main shaft 301 and used for driving the support frame 303 to rotate;
by adopting the above scheme, through the design of the first driving wheel 3051, when the supporting main shaft 301 drives the supporting frame 303, the guide wheel 3053 and the second driving wheel 3054 to revolve around the supporting main shaft 301 as the axis, at this moment, the driving belt 3052 is driven by the guide wheel 3053 to also issue the revolution around the supporting main shaft 301 as the axis, at this moment, the driving belt 3052 moves along the first driving wheel 3051 to drive the guide wheel 3053 and the second driving wheel 3054 to rotate, so that the second driving wheel 3054 can drive the connecting shaft 306 and the second balancing weight 307 to rotate in the opposite direction to the supporting main shaft 301 and the crane body 600 all the time no matter the supporting main shaft 301 rotates in the forward direction or the reverse direction, and therefore inertia generated in the rotation process of the crane body 600 is counteracted.
As shown in fig. 1, 2, 4, 5 and 6, the oil replenishing assembly 308 includes an oil replenishing tank 3081 sleeved on the connecting shaft 306;
a sealing ring 3082 movably connected to the inside of the oil replenishing tank 3081;
a nozzle 3084 provided inside the support 303;
the circumferential array is provided with an arc-shaped opening 3085 in the support seat 100;
the inner cavity of the oil supplementing tank 3081 is communicated with a pipe orifice 3084 through a hard pipeline 3083 arranged on one side of a sealing ring 3082, lubricating oil is stored in the oil supplementing tank 3081, and an arc-shaped port 3085 is communicated with the inside of the supporting seat 100 through the pipe orifice 3084;
the top of the oil supplementing tank 3081 is provided with a charging port and a piston, the charging port is used for adding lubricating oil, the piston is used for sealing, the inner cavity of the oil supplementing tank 3081 is conical, when the oil supplementing tank 3081 rotates, the lubricating oil in the oil supplementing tank 3081 is subjected to centrifugal trend and enters a hard pipeline 3083, the middle part of the hard pipeline 3083 is fixedly connected with a supporting frame 303, and the sealing ring 3082 is used for preventing the sealing ring 3082 from autorotation along with the oil supplementing tank 3081;
by adopting the scheme, the oil supplementing tank 3081 is driven to rotate by the rotation of the second driving wheel 3054, and the lubricating liquid stored in the oil supplementing tank is enabled to enter the hard pipeline 3083 under the action of centrifugal force, and then the lubricating oil enters the supporting seat 100 through the pipe orifice 3084 and the arc-shaped opening 3085 to carry out oil supplementing operation.
As shown in fig. 1, 3, 4 and 6, the auxiliary mechanism 400 is a fixed block 401 fixedly connected to one side above the supporting frame 303, an annular groove 406 arranged above the supporting seat 100, and a metal rod 402 movably connected to the inside of the fixed block 401;
the friction block 408 is fixedly connected to the bottom of the metal rod 402, and the friction block 408 is abutted with the annular groove 406 when in ascending;
a coil 403 fixedly connected to the inside of the fixed block 401, wherein the coil 403 generates a magnetic field for pushing the metal rod 402 to move upwards when being electrified;
when the coil 403 is electrified, the power module 200 is powered off, and the lamp beads 405 arranged above the metal rod 402 are electrified to emit light;
the bottom of the friction block 408 is provided with a ball 407 which is in contact with the inside of the annular groove 406 and is used for reducing friction between the friction block 408 and the annular groove 406 when the coil 403 is disconnected;
the upper part of the metal bar 402 is provided with a tension spring 404 for pulling the metal bar 402 to reset;
by adopting the scheme, the power module 200 is powered off by stopping the operation of the power module 200, meanwhile, the metal rod 402 and the lamp beads 405 are powered on, at the moment, the metal rod 402 is driven to move upwards by the magnetic force generated by the coil 403, and meanwhile, the friction block 408 is abutted with the annular groove 406, so that the inertia of the crane body 600 after stopping rotating is further reduced, and meanwhile, the support frame 303 is fixed;
notably, are: when the power module 200 is electrified, the coil 403 and the lamp beads 405 are disconnected, at the moment, the metal rod 402 drives the friction block 408 to descend under the tension of the tension spring 404, at the moment, the balls 407 are in contact with the inner wall of the annular groove 406, and the stability of the support 303 in the rotating process is ensured.
The working principle and the using flow of the invention are as follows:
firstly, an operator wears VR glasses and starts equipment, at the moment, the surrounding environment of a crane is collected through a panoramic camera 700 and is transmitted to a PC end, environmental information is processed through the PC end and then displayed on the VR glasses, and then the operator can control the device indoors through an operation handle;
when the power module 200 is in operation, the main shaft 301 is supported to rotate to drive the crane body 600 to rotate, meanwhile, the supporting frame 303 is also rotated, at this time, the guide wheel 3053 and the second driving wheel 3054 revolve around the main shaft 301, because the first driving wheel 3051 is fixed, at this time, the second driving wheel 3054 drives the connecting shaft 306 and the second balancing weight 307 to rotate in the opposite direction of the revolution of the second driving wheel 3054 through the transmission of the driving belt 3052, and the rotation of the second balancing weight 307 can generate angular force opposite to the revolution direction of the second balancing weight 307, so that the inertia of the crane body 600 boom in the rotation process is reduced, and the abrasion of the device is reduced;
meanwhile, the rotation of the second driving wheel 3054 drives the oil replenishing tank 3081 to rotate, so that the lubricating liquid stored in the oil replenishing tank enters the hard pipeline 3083 under the action of centrifugal force, and then the lubricating oil enters the supporting seat 100 through the pipe orifice 3084 and the arc-shaped opening 3085 for oil replenishing operation;
when the power module 200 stops running, the power module 200 is powered off at this moment, meanwhile, the metal rod 402 and the lamp beads 405 are powered on, at this moment, the metal rod 402 is subjected to magnetic force generated by the coil 403 and pushes the metal rod to move upwards, and meanwhile, the friction block 408 is abutted with the annular groove 406, so that the support frame 303 is fixed, and meanwhile, the inertia of the crane body 600 after stopping rotating is further reduced.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a crane jib slewer of harbour hoist, includes supporting seat (100) and shell base (500), shell base (500) are located supporting seat (100) outside and are used for protecting and support supporting seat (100), its characterized in that still includes:
the protection mechanism (300) is arranged in the supporting seat (100);
the power module (200) is arranged in the supporting seat (100) and is used for driving the protection mechanism (300);
the crane body (600), the crane body (600) is fixedly connected above the protection mechanism (300), and a panoramic camera (700) is fixedly connected above the crane body (600), and the panoramic camera (700) is used for collecting surrounding environment information;
the guard mechanism (300) includes:
the supporting main shaft (301) is movably connected inside the supporting seat (100) and upwards penetrates through the supporting seat (100) and the shell base (500) to be used for supporting the crane body (600);
the gear (302), the support frame (303) and the transmission assembly (305) are sleeved on the support main shaft (301);
wherein, one side of supporting main shaft (301) is provided with auxiliary mechanism (400) that are used for restricting supporting main shaft (301) rotatory, and one side that supporting main shaft (301) kept away from auxiliary mechanism (400) is provided with oil supplementing subassembly (308), oil supplementing subassembly (308) are used for carrying out the oil supplementing to the inside of supporting seat (100), one end of support frame (303) is provided with connecting axle (306) to and cover second balancing weight (307) of locating connecting axle (306) bottom.
2. The crane jib slewing device of a port crane according to claim 1, characterized in that: the transmission assembly (305) comprises a first transmission wheel (3051) sleeved at the middle part of the supporting main shaft (301);
guide wheels (3053) respectively movably connected to two sides of one end of the support frame (303) far away from the auxiliary mechanism (400);
and a second driving wheel (3054) sleeved at the middle part of the connecting shaft (306);
the guide wheel (3053) is driven by a driving belt (3052) sleeved in the guide wheel and the driving belt;
the second driving wheel (3054) is located between the two guide wheels (3053), the second driving wheel (3054) is in driving connection with the driving belt (3052), the second driving wheel (3054) drives the oil supplementing assembly (308), the connecting shaft (306) and the second balancing weight (307) to rotate in the opposite direction to the first driving wheel (3051), the second balancing weight (307) and the suspension arm on the crane body (600) are respectively located at two sides of the shell base (500), and the angular power of the second balancing weight (307) during the reverse rotation is used for counteracting inertia of the crane body (600) during rotation.
3. The crane jib slewing device of a port crane according to claim 1, characterized in that: the oil supplementing assembly (308) comprises an oil supplementing tank (3081) sleeved on the connecting shaft (306);
a sealing ring (3082) movably connected to the inside of the oil replenishing tank (3081);
a pipe orifice (3084) arranged in the support frame (303);
the circumference array is provided with an arc-shaped opening (3085) in the supporting seat (100);
the inner cavity of the oil supplementing tank (3081) is communicated with the pipe orifice (3084) through a hard pipeline (3083) arranged on one side of the sealing ring (3082), lubricating oil is stored in the oil supplementing tank (3081), and the arc-shaped opening (3085) is communicated with the inside of the supporting seat (100) through the pipe orifice (3084).
4. The crane jib slewing device of a port crane according to claim 1, characterized in that: the gear (302) is in meshed connection with the power module (200) and is used for driving the supporting main shaft (301) to rotate;
one side of the support frame (303) far away from the oil supplementing component (308) is provided with a first balancing weight (304), and the first balancing weight (304) is used for keeping balance of the support frame (303) in the rotating process.
5. The crane jib slewing device of a port crane according to claim 1, characterized in that: the bottom of the supporting frame (303) is movably connected with the upper portion of the supporting seat (100), the supporting seat (100) is used for supporting the supporting frame (303), and the middle of the supporting frame (303) is fixedly connected with the supporting main shaft (301) and used for driving the supporting frame (303) to rotate.
6. The crane jib slewing device of a port crane according to claim 2, characterized in that: the first driving wheel (3051) is movably sleeved outside the supporting main shaft (301), the top of the first driving wheel (3051) is fixedly connected with the top of the inner wall of the housing base (500), and the first driving wheel (3051) is used for driving the driving belt (3052) along the first driving wheel (3051) when the supporting frame (303) rotates.
7. A crane boom slewing device for a port crane according to claim 3, characterized in that: the top of oil supplementing tank (3081) is provided with charge door and piston, and the charge door is used for the interpolation of lubricating oil, and the piston is used for sealing, and the inner chamber of oil supplementing tank (3081) is the taper, oil supplementing tank (3081) is when rotatory, and its inside lubricating oil receives centrifugal trend and enters into stereoplasm pipeline (3083), stereoplasm pipeline (3083) middle part and support frame (303) fixed connection to be used for preventing sealing ring (3082) along with oil supplementing tank (3081) rotation.
8. The crane jib slewing device of a port crane according to claim 1, characterized in that: the auxiliary mechanism (400) is a fixed block (401) fixedly connected to one side above the supporting frame (303);
an annular groove (406) arranged above the supporting seat (100), and a metal rod (402) movably connected inside the fixed block (401);
the friction block (408) is fixedly connected to the bottom of the metal rod (402), and the friction block (408) is abutted with the annular groove (406) when in ascending;
the coil (403) is fixedly connected to the inside of the fixed block (401), and the coil (403) generates a magnetic field for pushing the metal rod (402) to move upwards when the coil is electrified;
when the coil (403) is electrified, the power module (200) is powered off, and the lamp beads (405) arranged above the metal rod (402) are electrified to emit light.
9. The lift arm slewing device of a port crane according to claim 8, wherein: the bottom of the friction block (408) is provided with a ball (407) which is in contact with the inside of the annular groove (406) and is used for reducing friction between the friction block (408) and the annular groove (406) when the coil (403) is powered off.
10. The lift arm slewing device of a port crane according to claim 8, wherein: the upper part of the metal rod (402) is provided with a tension spring (404) for pulling the metal rod (402) to reset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311439328.9A CN117163854B (en) | 2023-11-01 | 2023-11-01 | Crane boom slewing device of port crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311439328.9A CN117163854B (en) | 2023-11-01 | 2023-11-01 | Crane boom slewing device of port crane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117163854A true CN117163854A (en) | 2023-12-05 |
| CN117163854B CN117163854B (en) | 2024-01-02 |
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ID=88932073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311439328.9A Active CN117163854B (en) | 2023-11-01 | 2023-11-01 | Crane boom slewing device of port crane |
Country Status (1)
| Country | Link |
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| CN (1) | CN117163854B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2714523Y (en) * | 2004-05-27 | 2005-08-03 | 刘远启 | Hydraulic crane |
| CN108942606A (en) * | 2018-06-05 | 2018-12-07 | 浙江海悦自动化机械股份有限公司 | A kind of more wheel letter out devices |
| CN113526380A (en) * | 2021-09-16 | 2021-10-22 | 南通鸿歆盛制动系统有限公司 | Cargo boom slewing device of port crane |
| CN215048222U (en) * | 2021-07-20 | 2021-12-07 | 重庆锦增机械制造有限公司 | Portable crane connecting seat |
| CN217323133U (en) * | 2022-03-09 | 2022-08-30 | 江苏建友工程机械有限公司 | Tower crane plays to rise device |
| CN115434858A (en) * | 2022-09-01 | 2022-12-06 | 江西起重机械总厂有限公司 | Gantry crane with power-off protection function |
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2023
- 2023-11-01 CN CN202311439328.9A patent/CN117163854B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2714523Y (en) * | 2004-05-27 | 2005-08-03 | 刘远启 | Hydraulic crane |
| CN108942606A (en) * | 2018-06-05 | 2018-12-07 | 浙江海悦自动化机械股份有限公司 | A kind of more wheel letter out devices |
| CN215048222U (en) * | 2021-07-20 | 2021-12-07 | 重庆锦增机械制造有限公司 | Portable crane connecting seat |
| CN113526380A (en) * | 2021-09-16 | 2021-10-22 | 南通鸿歆盛制动系统有限公司 | Cargo boom slewing device of port crane |
| CN217323133U (en) * | 2022-03-09 | 2022-08-30 | 江苏建友工程机械有限公司 | Tower crane plays to rise device |
| CN115434858A (en) * | 2022-09-01 | 2022-12-06 | 江西起重机械总厂有限公司 | Gantry crane with power-off protection function |
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| CN117163854B (en) | 2024-01-02 |
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