CN220976507U - Device for overhauling bridge crane - Google Patents
Device for overhauling bridge crane Download PDFInfo
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- CN220976507U CN220976507U CN202322727924.9U CN202322727924U CN220976507U CN 220976507 U CN220976507 U CN 220976507U CN 202322727924 U CN202322727924 U CN 202322727924U CN 220976507 U CN220976507 U CN 220976507U
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- 239000003638 chemical reducing agent Substances 0.000 claims description 14
- 238000012423 maintenance Methods 0.000 abstract description 38
- 238000004519 manufacturing process Methods 0.000 abstract description 15
- 230000003044 adaptive effect Effects 0.000 abstract description 5
- 230000009193 crawling Effects 0.000 abstract description 5
- 230000001174 ascending effect Effects 0.000 abstract description 4
- 230000003111 delayed effect Effects 0.000 abstract description 3
- 239000000725 suspension Substances 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 5
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Abstract
A device for overhauling a bridge crane relates to the technical field of maintenance of hoisting machinery. The movable maintenance platform is adopted for solving the problems that the existing maintenance mode of the bridge crane is a movable maintenance platform, the maintenance platform needs to move on the ground of a factory building, members or equipment cannot move when encountering the ground, so that the bridge crane cannot be maintained, the maintenance efficiency is low, and production is delayed. A lifting maintenance basket is arranged on a top cross beam of the station crane, and the station crane moves along a guide rail on the bottom surface of a factory building; thus, no immobile condition occurs; when an operator enters the overhaul basket through the crawling ladder of the station crane, the ascending height of the overhaul basket is controlled by controlling the forward and backward rotation of the first motor, and when the height of the overhaul basket is adjusted to an adaptive position, the operator can overhaul the bridge crane; by using the overhaul device, the maintenance efficiency is improved, the maintenance time is shortened, and the production efficiency is further ensured. The utility model is suitable for overhauling the bridge crane.
Description
Technical Field
The utility model relates to the technical field of maintenance of hoisting machinery, in particular to a device for overhauling a bridge crane.
Background
The workshop crane has the characteristics of large lifting capacity, stable operation, flexible operation and the like, and is widely applied to material handling, loading and unloading and production processes in various workshops and factories. Maintenance and maintenance hoist are maintenance personnel's daily work, and the maintenance device (like maintenance platform) of hoist is indispensable, and what is commonly used at present is that ground removes over-and-under type maintenance platform, and current maintenance platform is inconvenient in workshop operation, can't maintain and overhaul when meetting ground to have the component or have equipment, has certain potential safety hazard simultaneously, leads to production inefficiency, production delay.
To sum up, the existing overhaul mode of the bridge crane adopts the movable overhaul platform, and the overhaul platform needs to move on the ground of a factory building, and cannot move when encountering the ground with components or equipment, so that the bridge crane cannot be maintained, the maintenance efficiency is low, and the production is delayed.
Disclosure of utility model
The utility model provides a device for overhauling a bridge crane, which aims to solve the problems that the existing overhauling mode of the bridge crane adopts a movable overhauling platform, the overhauling platform needs to move on the ground of a factory building, and members or equipment on the ground cannot move, so that the bridge crane cannot be maintained, the maintenance efficiency is lower, and the production is delayed.
The utility model relates to a device for overhauling a bridge crane, which comprises an overhauling basket 1, a screw rod 2, a first guide plate 3, a first motor 4, a cross frame 5, a base 6, a second motor 7, a driving wheel set 9, a station crane 10, a U-shaped guide rail 11, a second guide plate 12 and a hinged cylinder shaft 14;
Two sides of a top cross beam of the station crane 10 are respectively provided with a U-shaped guide rail 11 along the length direction, a base 6 is arranged above the top cross beam of the station crane 10, two ends of one side of the lower surface of the base 6 are respectively provided with a pair of driven wheel groups, two ends of the other side of the lower surface of the base 6 are respectively provided with a pair of driving wheel groups 9, the driven wheel groups are in sliding connection with one U-shaped guide rail 11, the driving wheel groups 9 are in sliding connection with the other U-shaped guide rail 11, the side surface of one driving wheel group 9 is provided with a second motor 7, the second motor 7 is connected with a transmission shaft of the driving wheel group 9 through a speed reducer, two sides of the upper surface of the base 6 are respectively provided with a second guide plate 12, the side surface of each second guide plate 12 is provided with a strip-shaped through hole, a cross frame 5 is arranged above the base 6, one end of the bottom of the cross frame 5 is hinged with the upper surface of the base 6, the other end of the bottom of the cross frame 5 is arranged between two second guide plates 12, the other end of the bottom of the cross frame 5 is hinged with the second guide plates 12 through a pin shaft, two sides of the bottom surface of the overhaul basket 1 are respectively provided with a first guide plate 3, the side surface of each first guide plate 3 is provided with a strip-shaped through hole, the middle part of one end of the bottom surface of the overhaul basket 1 is provided with an L-shaped connecting plate, the side surface of the L-shaped connecting plate is provided with a through hole, one end of the top of the cross frame 5 is hinged with the L-shaped connecting plate, the other end of the top of the cross frame 5 is arranged between the two first guide plates 3 at the bottom of the overhaul basket 1, the other end of the top of the cross frame 5 is hinged with a hinge cylinder shaft 14, the middle part of the hinge cylinder shaft 14 is provided with a threaded hole, one end of a screw rod 2 passes through the through hole on the L-shaped connecting plate and then is matched with the threaded hole on the hinge cylinder shaft 14, the side surface of the L-shaped connecting plate is provided with a first motor 4, the first motor 4 is connected with the other end of the screw rod 2 through a speed reducer;
Further, the driving wheel set 9 comprises a driving wheel 9-1, a transmission shaft 9-2, a transmission gear 9-3 and a shell 9-4; a transmission shaft 9-2 is arranged in the shell 9-4, the end part of the transmission shaft 9-2 is rotationally connected with the shell 9-4, one end part of the transmission shaft 9-2 penetrates through the shell 9-4 and then is fixedly connected with the driving wheel 9-1, and two transmission gears 9-3 are arranged on the transmission shaft 9-2;
Further, a pair of driving gears 9-3 on a driving wheel set 9 at one end of the side surface of the lower surface of the base 6 are connected through a chain 8;
further, the transmission gears 9-3 on a pair of driving wheel sets 9 on the other end of the side surface of the lower surface of the base 6 are connected through a chain 8;
Further, a transmission gear 9-3 on one of the driving wheel sets 9 on one end of the side surface of the lower surface of the base 6 is connected with a transmission gear 9-3 on one of the driving wheel sets 9 on the other end of the side surface of the lower surface of the base 6 through a chain 8;
Further, a screw rod support 13 is arranged in the center of the lower surface of the overhaul basket 1, and the screw rod support 13 is sleeved on the screw rod 2;
Further, the distance between the two first guide plates 3 at the bottom of the overhaul basket 1 is equal to the distance between the two second guide plates 12 on the upper surface of the base 6;
Further, the motor No. 4 is fixedly connected with the side surface of the L-shaped connecting plate through a motor seat; two ends of the upper surface of the top cross beam of the station crane 10 are respectively provided with a through hole, and a limiting pin is arranged in each through hole;
Further, the second motor 7 is fixedly connected with the side surface of the base 6 through a motor seat;
further, the distance between the axes of the two transmission shafts 9-2 in the pair of driving wheel sets 9 is 100 cm-500 cm;
Further, when the bridge crane is to be overhauled and maintained in use, the station crane 10 is moved to the position right below the bridge crane, and the station crane 10 moves along the guide rail on the bottom surface of the factory building, so that the phenomenon that the ground is provided with components or equipment is avoided, and the situation that the station crane cannot move is avoided; the two ends of one side of the lower surface of the base 6 are respectively provided with a pair of driven wheel groups, the two ends of the other side of the lower surface of the base 6 are respectively provided with a pair of driving wheel groups 9, the driven wheel groups are in sliding connection with one U-shaped guide rail 11, the driving wheel groups 9 are in sliding connection with the other U-shaped guide rail 11, the side surface of one driving wheel group 9 is provided with a second motor 7, the second motor 7 is connected with a transmission shaft of the driving wheel group 9 through a speed reducer, transmission gears 9-3 on every two driving wheel groups 9 are connected through a chain 8, when the second motor 7 is started, the second motor 7 drives driving wheels 9-1 on one driving wheel group 9 to rotate, and the transmission gears 9-3 on every two driving wheel groups 9 are connected through the chain 8, so that the driving wheels 9-1 on four driving wheel groups 9 can be driven simultaneously, the base 6 can horizontally move on a cross beam at the top of the station crane 10, and the overhaul basket 1 can be driven to horizontally move until the position of the bridge crane is under the overhaul position;
Crossing process: starting a second motor 7, enabling the first row to interact with a second row of driving wheel sets 9 and enabling the third row to interact with a fourth row of driving wheel sets 9, enabling the second row of driving wheel sets 9 to be in a bearing state to ensure that a device stably runs when the first row of driving wheel sets 9 are in suspension, enabling the second row of driving wheel sets 9 to be in suspension and continuously move forwards when the first row of driving wheel sets 9 enter another station crane 10 to bear a sliding rail, and enabling the third row and the fourth row to alternately run in sequence to finish a crossing motion;
Because the height of the bridge crane is far higher than that of the station crane 10, a cross frame 5 is arranged above the base 6, one end of the bottom of the cross frame 5 is hinged with the upper surface of the base 6, the other end of the bottom of the cross frame 5 is arranged between two second guide plates 12, the other end of the bottom of the cross frame 5 is hinged with the second guide plates 12 through a pin shaft, two sides of the bottom of the overhaul basket 1 are respectively provided with a first guide plate 3, a strip-shaped through hole is processed on the side surface of each first guide plate 3, an L-shaped connecting plate is arranged in the middle of one end of the bottom of the overhaul basket 1, a through hole is processed on the side surface of each L-shaped connecting plate, one end of the top of the cross frame 5 is hinged with the L-shaped connecting plate, the other end of the top of the cross frame 5 is arranged between the two first guide plates 3 at the bottom of the overhaul basket 1, the other end of the top of the cross frame 5 is hinged with a hinged shaft 14, the middle of the hinged shaft 14 is processed with a threaded hole, one end of the screw rod 2 passes through the through hole on the L-shaped connecting plate and then is matched and connected with the threaded hole on the hinged shaft 14, and the side of the L-shaped connecting plate is provided with a first motor 4, and the other end of the first motor 4 is connected with the screw rod 2 through a speed reducer; the screw rod 2 is driven to rotate by the motor 4, so that the cross frame 5 can lift, after an operator enters the overhaul basket 1 through the crawling ladder of the station crane 10, the ascending height of the overhaul basket 1 is controlled by controlling the forward and reverse rotation of the motor 4, and after the height of the overhaul basket 1 is adjusted to the adaptive position, the bridge crane can be overhauled or maintained by using the overhauling device, so that the maintenance efficiency is greatly improved, the maintenance time is shortened, the production efficiency is further ensured, and the phenomenon of delaying production is avoided.
Compared with the prior art, the utility model has the following beneficial effects:
The utility model overcomes the defects of the prior art, and adopts the lifting maintenance basket arranged on the top cross beam of the station crane, and the station crane moves along the guide rail on the bottom surface of the factory building; therefore, the phenomenon that the ground is provided with a member or equipment is avoided, and the situation that the ground cannot move is avoided; the two ends of one side of the lower surface of the base are respectively provided with a pair of driven wheel groups, the two ends of the other side of the lower surface of the base are respectively provided with a pair of driving wheel groups, the driven wheel groups are in sliding connection with one U-shaped guide rail, the driving wheel groups are in sliding connection with the other U-shaped guide rail, the side face of one driving wheel group is provided with a second motor, the second motor is connected with a transmission shaft of the driving wheel group through a speed reducer, transmission gears on every two driving wheel groups are connected through a chain, when the second motor is started, the second motor drives driving wheels on one driving wheel group to rotate, and the transmission gears on every two driving wheel groups are connected through the chain, so that the driving wheels on the four driving wheel groups can be driven simultaneously, the base can horizontally move on a beam of the station suspended ceiling part, and the overhauling basket can be driven to horizontally move until the lower part of an overhauling position of the bridge crane;
Because the height of the bridge crane is far higher than that of the station crane, a cross frame is arranged above the base, one end of the bottom of the cross frame is hinged with the upper surface of the base, the other end of the bottom of the cross frame is arranged between two second guide plates, the other end of the bottom of the cross frame is hinged with the second guide plates through a pin shaft, two sides of the bottom of the overhaul basket are respectively provided with a first guide plate, the side face of each first guide plate is provided with a strip-shaped through hole, the middle part of one end of the bottom of the overhaul basket is provided with an L-shaped connecting plate, the side face of the L-shaped connecting plate is provided with a through hole, one end of the top of the cross frame is hinged with the L-shaped connecting plate, the other end of the top of the cross frame is arranged between the two first guide plates at the bottom of the overhaul basket, the other end of the top of the cross frame is hinged with a hinged cylinder shaft, the middle part of the hinged cylinder shaft is provided with a threaded hole, one end of the screw rod is matched and connected with the threaded hole on the hinged cylinder shaft after passing through the through hole on the L-shaped connecting plate, and the first motor is connected with the other end of the screw rod through a speed reducer; the motor drives the screw rod to rotate by starting the motor, so that the cross frame can generate lifting motions, after an operator enters the overhaul basket through the crawling ladder of the station crane, the lifting height of the overhaul basket is controlled by controlling the forward and backward rotation of the motor, after the height of the overhaul basket is adjusted to the adaptive position, the bridge crane can be overhauled or maintained by using the overhauling device, the maintenance efficiency is greatly improved, the maintenance time is shortened, the production efficiency is further guaranteed, and the phenomenon of delaying production is avoided.
Drawings
FIG. 1 is a schematic three-dimensional perspective view of an apparatus for servicing a bridge crane in accordance with the present utility model;
FIG. 2 is a three-dimensional bottom view of an apparatus for servicing a bridge crane in accordance with the present utility model;
FIG. 3 is a schematic three-dimensional perspective view of a drive wheel set in an apparatus for servicing a bridge crane in accordance with the present utility model;
fig. 4 is a three-dimensional perspective view of the axle side of the driving wheel set in the device for repairing the bridge crane according to the present utility model.
Detailed Description
The first embodiment is as follows: referring to fig. 1 and 2, a device for repairing a bridge crane according to the present embodiment includes a repairing basket 1, a screw rod 2, a first guide plate 3, a first motor 4, a cross frame 5, a base 6, a second motor 7, a driving wheel set 9, a station crane 10, a U-shaped guide rail 11, a second guide plate 12, and a hinged cylinder shaft 14;
Two sides of a top cross beam of the station crane 10 are respectively provided with a U-shaped guide rail 11 along the length direction, a base 6 is arranged above the top cross beam of the station crane 10, two ends of one side of the lower surface of the base 6 are respectively provided with a pair of driven wheel groups, two ends of the other side of the lower surface of the base 6 are respectively provided with a pair of driving wheel groups 9, the driven wheel groups are in sliding connection with one U-shaped guide rail 11, the driving wheel groups 9 are in sliding connection with the other U-shaped guide rail 11, the side surface of one driving wheel group 9 is provided with a second motor 7, the second motor 7 is connected with a transmission shaft of the driving wheel group 9 through a speed reducer, two sides of the upper surface of the base 6 are respectively provided with a second guide plate 12, the side surface of each second guide plate 12 is provided with a strip-shaped through hole, a cross frame 5 is arranged above the base 6, one end of the bottom of the cross frame 5 is hinged with the upper surface of the base 6, the other end of the bottom of the cross frame 5 is arranged between two second guide plates 12, the other end of the bottom of the cross frame 5 is hinged with the second guide plates 12 through a pin shaft, two sides of the bottom surface of the overhaul basket 1 are respectively provided with a first guide plate 3, the side surface of each first guide plate 3 is provided with a strip-shaped through hole, the middle part of one end of the bottom surface of the overhaul basket 1 is provided with an L-shaped connecting plate, the side surface of the L-shaped connecting plate is provided with a through hole, one end of the top of the cross frame 5 is hinged with the L-shaped connecting plate, the other end of the top of the cross frame 5 is arranged between the two first guide plates 3 at the bottom of the overhaul basket 1, the other end of the top of the cross frame 5 is hinged with a hinge cylinder shaft 14, the middle part of the hinge cylinder shaft 14 is provided with a threaded hole, one end of a screw rod 2 passes through the through hole on the L-shaped connecting plate and then is matched with the threaded hole on the hinge cylinder shaft 14, the side surface of the L-shaped connecting plate is provided with a first motor 4, the first motor 4 is connected with the other end of the screw rod 2 through a speed reducer;
In the specific embodiment, when the bridge crane is to be overhauled and maintained in use, the station crane 10 is moved to the position right below the bridge crane, and the station crane 10 moves along the guide rail on the bottom surface of the factory building, so that the phenomenon that the ground is provided with components or equipment is avoided, and the situation that the station crane cannot move is avoided; the two ends of one side of the lower surface of the base 6 are respectively provided with a pair of driven wheel groups, the two ends of the other side of the lower surface of the base 6 are respectively provided with a pair of driving wheel groups 9, the driven wheel groups are in sliding connection with one U-shaped guide rail 11, the driving wheel groups 9 are in sliding connection with the other U-shaped guide rail 11, the side surface of one driving wheel group 9 is provided with a second motor 7, the second motor 7 is connected with a transmission shaft of the driving wheel group 9 through a speed reducer, transmission gears 9-3 on every two driving wheel groups 9 are connected through a chain 8, when the second motor 7 is started, the second motor 7 drives driving wheels 9-1 on one driving wheel group 9 to rotate, and the transmission gears 9-3 on every two driving wheel groups 9 are connected through the chain 8, so that the driving wheels 9-1 on four driving wheel groups 9 can be driven simultaneously, the base 6 can horizontally move on a cross beam at the top of the station crane 10, and the overhaul basket 1 can be driven to horizontally move until the position of the bridge crane is under the overhaul position;
Crossing process: starting a second motor 7, enabling the first row to interact with a second row of driving wheel sets 9 and enabling the third row to interact with a fourth row of driving wheel sets 9, enabling the second row of driving wheel sets 9 to be in a bearing state to ensure that a device stably runs when the first row of driving wheel sets 9 are in suspension, enabling the second row of driving wheel sets 9 to be in suspension and continuously move forwards when the first row of driving wheel sets 9 enter another station crane 10 to bear a sliding rail, and enabling the third row and the fourth row to alternately run in sequence to finish a crossing motion;
Because the height of the bridge crane is far higher than that of the station crane 10, a cross frame 5 is arranged above the base 6, one end of the bottom of the cross frame 5 is hinged with the upper surface of the base 6, the other end of the bottom of the cross frame 5 is arranged between two second guide plates 12, the other end of the bottom of the cross frame 5 is hinged with the second guide plates 12 through a pin shaft, two sides of the bottom of the overhaul basket 1 are respectively provided with a first guide plate 3, a strip-shaped through hole is processed on the side surface of each first guide plate 3, an L-shaped connecting plate is arranged in the middle of one end of the bottom of the overhaul basket 1, a through hole is processed on the side surface of each L-shaped connecting plate, one end of the top of the cross frame 5 is hinged with the L-shaped connecting plate, the other end of the top of the cross frame 5 is arranged between the two first guide plates 3 at the bottom of the overhaul basket 1, the other end of the top of the cross frame 5 is hinged with a hinged shaft 14, the middle of the hinged shaft 14 is processed with a threaded hole, one end of the screw rod 2 passes through the through hole on the L-shaped connecting plate and then is matched and connected with the threaded hole on the hinged shaft 14, and the side of the L-shaped connecting plate is provided with a first motor 4, and the other end of the first motor 4 is connected with the screw rod 2 through a speed reducer; the screw rod 2 is driven to rotate by the motor 4, so that the cross frame 5 can lift, after an operator enters the overhaul basket 1 through the crawling ladder of the station crane 10, the ascending height of the overhaul basket 1 is controlled by controlling the forward and reverse rotation of the motor 4, and after the height of the overhaul basket 1 is adjusted to the adaptive position, the bridge crane can be overhauled or maintained by using the overhauling device, so that the maintenance efficiency is greatly improved, the maintenance time is shortened, the production efficiency is further ensured, and the phenomenon of delaying production is avoided.
The second embodiment is as follows: the present embodiment is further limited to the maintenance device according to the first embodiment, and the device for maintenance of a bridge crane according to the present embodiment, wherein the driving wheel set 9 includes a driving wheel 9-1, a driving shaft 9-2, a driving gear 9-3 and a housing 9-4; the inside of the shell 9-4 is provided with a transmission shaft 9-2, the end part of the transmission shaft 9-2 is rotationally connected with the shell 9-4, one end part of the transmission shaft 9-2 penetrates through the shell 9-4 and then is fixedly connected with the driving wheel 9-1, and the transmission shaft 9-2 is provided with two transmission gears 9-3.
And a third specific embodiment: the present embodiment is further limited to the maintenance device described in the second embodiment, and the device for maintenance of a bridge crane described in the present embodiment is described with reference to fig. 1 to 4, wherein the transmission gears 9-3 on the pair of driving wheel sets 9 on one end of the side surface of the lower surface of the base 6 are connected by the chain 8.
The specific embodiment IV is as follows: the present embodiment is further limited to the maintenance device described in the second embodiment, and the device for maintenance of a bridge crane described in the present embodiment is described with reference to fig. 1 to 4, wherein the transmission gears 9-3 on the pair of driving wheel sets 9 on the other end of the side surface of the lower surface of the base 6 are connected by the chain 8.
Fifth embodiment: the present embodiment is further limited to the maintenance device according to the second embodiment, and the device for maintenance of a bridge crane according to the present embodiment is described with reference to fig. 1 to 4, wherein the transmission gear 9-3 on one of the driving wheel sets 9 on one end of the lower surface side of the base 6 is connected to the transmission gear 9-3 on one of the driving wheel sets 9 on the other end of the lower surface side of the base 6 through the chain 8.
Specific embodiment six: the present embodiment is further limited to the overhauling device according to the first embodiment, and the device for overhauling a bridge crane according to the present embodiment is described with reference to fig. 1 to 4, wherein a screw support 13 is arranged at the center of the lower surface of the overhauling basket 1, and the screw support 13 is sleeved on the screw 2;
In the specific embodiment, the screw support 13 is arranged at the center of the lower surface of the overhaul basket 1, and the screw support 13 is sleeved on the screw 2 so as to play a supporting role on the screw 2, and the stability of the device in use is improved.
Seventh embodiment: the present embodiment is further limited to the overhauling device according to the first embodiment, and the device for overhauling a bridge crane according to the present embodiment is described with reference to fig. 1 to 4, wherein the distance between the two first guide plates 3 at the bottom of the overhauling basket 1 is equal to the distance between the two second guide plates 12 on the upper surface of the base 6;
In the specific embodiment, the distance between the two first guide plates 3 at the bottom of the overhaul basket 1 is equal to the distance between the two second guide plates 12 on the upper surface of the base 6, so that the first motor 4 is convenient to drive the screw rod 2 to rotate, the cross frame 5 is enabled to generate lifting motion, and the phenomenon that the cross frame 5 is blocked in the lifting process is avoided.
Eighth embodiment: referring to fig. 1 to 4, the present embodiment is further limited to the overhauling device according to the first embodiment, and the device for overhauling a bridge crane according to the present embodiment is characterized in that the first motor 4 is fixedly connected with the side surface of the L-shaped connecting plate through a motor base; two ends of the upper surface of the top cross beam of the station crane 10 are respectively provided with a through hole, and a limiting pin is arranged in each through hole;
In the specific embodiment, two ends of the upper surface of the top cross beam of the station crane 10 are respectively provided with a through hole, and a limiting pin is arranged in each through hole, so that the base 6 plays a limiting role relative to the top cross beam of the station crane 10 by using the limiting pin, and the safety of the device in use is improved.
Detailed description nine: the present embodiment is further limited to the overhauling device according to the first embodiment, and the device for overhauling a bridge crane according to the present embodiment is described with reference to fig. 1 to 4, and the second motor 7 is fixedly connected to the side surface of the base 6 through a motor base.
Detailed description ten: the present embodiment is further limited to the maintenance device described in the second embodiment, and the device for maintenance of a bridge crane described in the present embodiment is described with reference to fig. 1 to 4, wherein the distance between the axes of the two transmission shafts 9-2 in the pair of driving wheel sets 9 is 100cm to 500cm.
Principle of operation
When the bridge crane is used, the station crane 10 is moved to the position right below the bridge crane, and the station crane 10 moves along the guide rail on the bottom surface of the factory building, so that the phenomenon that the ground is provided with components or equipment is avoided, and the situation that the station crane cannot move is avoided; the two ends of one side of the lower surface of the base 6 are respectively provided with a pair of driven wheel groups, the two ends of the other side of the lower surface of the base 6 are respectively provided with a pair of driving wheel groups 9, the driven wheel groups are in sliding connection with one U-shaped guide rail 11, the driving wheel groups 9 are in sliding connection with the other U-shaped guide rail 11, the side surface of one driving wheel group 9 is provided with a second motor 7, the second motor 7 is connected with a transmission shaft of the driving wheel group 9 through a speed reducer, transmission gears 9-3 on every two driving wheel groups 9 are connected through a chain 8, when the second motor 7 is started, the second motor 7 drives driving wheels 9-1 on one driving wheel group 9 to rotate, and the transmission gears 9-3 on every two driving wheel groups 9 are connected through the chain 8, so that the driving wheels 9-1 on four driving wheel groups 9 can be driven simultaneously, the base 6 can horizontally move on a cross beam at the top of the station crane 10, and the overhaul basket 1 can be driven to horizontally move until the position of the bridge crane is under the overhaul position;
Crossing process: starting a second motor 7, enabling the first row to interact with a second row of driving wheel sets 9 and enabling the third row to interact with a fourth row of driving wheel sets 9, enabling the second row of driving wheel sets 9 to be in a bearing state to ensure that a device stably runs when the first row of driving wheel sets 9 are in suspension, enabling the second row of driving wheel sets 9 to be in suspension and continuously move forwards when the first row of driving wheel sets 9 enter another station crane 10 to bear a sliding rail, and enabling the third row and the fourth row to alternately run in sequence to finish a crossing motion;
Because the height of the bridge crane is far higher than that of the station crane 10, a cross frame 5 is arranged above the base 6, one end of the bottom of the cross frame 5 is hinged with the upper surface of the base 6, the other end of the bottom of the cross frame 5 is arranged between two second guide plates 12, the other end of the bottom of the cross frame 5 is hinged with the second guide plates 12 through a pin shaft, two sides of the bottom of the overhaul basket 1 are respectively provided with a first guide plate 3, a strip-shaped through hole is processed on the side surface of each first guide plate 3, an L-shaped connecting plate is arranged in the middle of one end of the bottom of the overhaul basket 1, a through hole is processed on the side surface of each L-shaped connecting plate, one end of the top of the cross frame 5 is hinged with the L-shaped connecting plate, the other end of the top of the cross frame 5 is arranged between the two first guide plates 3 at the bottom of the overhaul basket 1, the other end of the top of the cross frame 5 is hinged with a hinged shaft 14, the middle of the hinged shaft 14 is processed with a threaded hole, one end of the screw rod 2 passes through the through hole on the L-shaped connecting plate and then is matched and connected with the threaded hole on the hinged shaft 14, and the side of the L-shaped connecting plate is provided with a first motor 4, and the other end of the first motor 4 is connected with the screw rod 2 through a speed reducer; the screw rod 2 is driven to rotate by the motor 4, so that the cross frame 5 can lift, after an operator enters the overhaul basket 1 through the crawling ladder of the station crane 10, the ascending height of the overhaul basket 1 is controlled by controlling the forward and reverse rotation of the motor 4, and after the height of the overhaul basket 1 is adjusted to the adaptive position, the bridge crane can be overhauled or maintained by using the overhauling device, so that the maintenance efficiency is greatly improved, the maintenance time is shortened, the production efficiency is further ensured, and the phenomenon of delaying production is avoided.
Claims (10)
1. The utility model provides a device for repairing bridge crane, it includes station crane (10), its characterized in that: the device also comprises an overhaul basket (1), a screw rod (2), a first guide plate (3), a first motor (4), a cross frame (5), a base (6), a second motor (7), a driving wheel group (9), a U-shaped guide rail (11), a second guide plate (12) and a hinged cylinder shaft (14);
The two sides of the top cross beam of the station crane (10) are respectively provided with a U-shaped guide rail (11) along the length direction, the upper side of the top cross beam of the station crane (10) is provided with a base (6), two ends of one side of the lower surface of the base (6) are respectively provided with a pair of driven wheel sets (9), two ends of the other side of the lower surface of the base (6) are respectively provided with a pair of driving wheel sets (9), the driven wheel sets are in sliding connection with one U-shaped guide rail (11), the driving wheel sets (9) are in sliding connection with the other U-shaped guide rail (11), the side surface of one driving wheel set (9) is provided with a second motor (7), the second motor (7) is connected with a transmission shaft of the driving wheel sets (9) through a speed reducer, two sides of the upper surface of the base (6) are respectively provided with a second guide plate (12), the side surface of each second guide plate (12) is provided with a strip-shaped through hole, a cross frame (5) is arranged above the base (6), one end of the bottom of the cross frame (5) is hinged with the upper surface of the base (6), the other end of the cross frame (5) is arranged between the two second guide plates (12), the second end of the cross frame (5) is connected with the first guide plate (3) through the second guide shaft and the second guide plate (3) through the strip-shaped through hole, the middle part of one end of the bottom surface of the overhaul basket (1) is provided with an L-shaped connecting plate, the side surface of the L-shaped connecting plate is provided with a through hole, one end of the top of the cross frame (5) is hinged with the L-shaped connecting plate, the other end of the top of the cross frame (5) is arranged between two first guide plates (3) at the bottom of the overhaul basket (1), the other end of the top of the cross frame (5) is hinged with a hinged cylinder shaft (14), the middle part of the hinged cylinder shaft (14) is provided with a threaded hole, one end of a screw rod (2) passes through the through hole on the L-shaped connecting plate and then is connected with the threaded hole on the hinged cylinder shaft (14) in a matched manner, the side surface of the L-shaped connecting plate is provided with a first motor (4), and the first motor (4) is connected with the other end of the screw rod (2) through a speed reducer.
2. An apparatus for servicing a bridge crane in accordance with claim 1, wherein: the driving wheel set (9) comprises a driving wheel (9-1), a transmission shaft (9-2), a transmission gear (9-3) and a shell (9-4); the inside of casing (9-4) is equipped with transmission shaft (9-2), and the tip and the casing (9-4) of transmission shaft (9-2) rotate to be connected, and after casing (9-4) were passed to transmission shaft (9-2) tip, with drive wheel (9-1) fixed connection, be equipped with two drive gears (9-3) on transmission shaft (9-2).
3. A device for servicing a bridge crane according to claim 2, wherein: the transmission gears (9-3) on a pair of driving wheel sets (9) on one end of the side surface of the lower surface of the base (6) are connected through a chain (8).
4. A device for servicing a bridge crane according to claim 2, wherein: the transmission gears (9-3) on a pair of driving wheel sets (9) on the other end of the side surface of the lower surface of the base (6) are connected through a chain (8).
5. A device for servicing a bridge crane according to claim 2, wherein: the transmission gear (9-3) on one of the driving wheel sets (9) on one end of the side surface of the lower surface of the base (6) is connected with the transmission gear (9-3) on one of the driving wheel sets (9) on the other end of the side surface of the lower surface of the base (6) through a chain (8).
6. An apparatus for servicing a bridge crane in accordance with claim 1, wherein: the center of the lower surface of the overhaul basket (1) is provided with a screw support (13), and the screw support (13) is sleeved on the screw (2).
7. An apparatus for servicing a bridge crane in accordance with claim 1, wherein: the distance between the two first guide plates (3) at the bottom of the overhaul basket (1) is equal to the distance between the two second guide plates (12) on the upper surface of the base (6).
8. An apparatus for servicing a bridge crane in accordance with claim 1, wherein: the first motor (4) is fixedly connected with the side surface of the L-shaped connecting plate through a motor seat; two ends of the upper surface of the top cross beam of the station crane (10) are respectively provided with a through hole, and a limiting pin is arranged in each through hole.
9. An apparatus for servicing a bridge crane in accordance with claim 1, wherein: and the second motor (7) is fixedly connected with the side surface of the base (6) through a motor seat.
10. A device for servicing a bridge crane according to claim 2, wherein: the distance between the axes of the two transmission shafts (9-2) in the pair of driving wheel sets (9) is 100 cm-500 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322727924.9U CN220976507U (en) | 2023-10-10 | 2023-10-10 | Device for overhauling bridge crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322727924.9U CN220976507U (en) | 2023-10-10 | 2023-10-10 | Device for overhauling bridge crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220976507U true CN220976507U (en) | 2024-05-17 |
Family
ID=91060804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322727924.9U Active CN220976507U (en) | 2023-10-10 | 2023-10-10 | Device for overhauling bridge crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220976507U (en) |
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2023
- 2023-10-10 CN CN202322727924.9U patent/CN220976507U/en active Active
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