CN216807861U

CN216807861U - Movable gantry crane

Info

Publication number: CN216807861U
Application number: CN202122731644.6U
Authority: CN
Inventors: 黄海龙
Original assignee: Shenzhen Hengtengda Automation Equipment Co ltd
Current assignee: Shenzhen Hengtengda Automation Equipment Co ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-06-24
Anticipated expiration: 2031-11-09

Abstract

The utility model relates to the technical field of mobile gantry cranes and discloses a mobile gantry crane which comprises a bearing plate, wherein the bottom of the bearing plate is fixedly connected with an adjusting mechanism, a moving mechanism is arranged on the rear side of the adjusting mechanism, and the same mechanism is arranged at one end far away from the bottom of the bearing plate. This portable portal crane, rotate through handle drive gear, gear engagement is on the rack this moment, can drive the rack and move down along vertical direction, rack drive supporting leg moves down along vertical direction, make universal wheel contact ground, can realize the removal to the device, make the device can walk on any ground, be convenient for remove, the availability factor of the device has been improved, rotate through two first threaded rod synchronous drives of a motor drive, two threaded cylinders of two first threaded rod drives move along vertical direction, can adjust the height of the device, make the device can use different operational environment, the application range is enlarged, user's user demand has been satisfied.

Description

Movable gantry crane

Technical Field

The utility model relates to the technical field of mobile gantry cranes, in particular to a mobile gantry crane.

Background

The portal crane is a variant of bridge cranes, also called portal cranes. The loading and unloading device is mainly used for loading and unloading outdoor goods yards, stock yards and bulk goods. The metal structure of the device is like a door-shaped frame, two support legs are arranged under a bearing main beam and can directly walk on a track on the ground, and overhanging cantilever beams can be arranged at the two ends of the main beam. The portal crane has the characteristics of high site utilization rate, large operation range, wide application range, strong universality and the like, and is widely used in port goods yards.

When the existing gantry crane is used, the height of the existing gantry crane cannot be adjusted, so that the existing gantry crane cannot be used indoors at low height, cannot meet the use requirements of users, can only walk on a track on the ground, cannot adapt to other grounds, is inconvenient to move, and has certain limitation.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a mobile gantry crane to solve the above problems.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a portable portal crane, is including accepting the board, accept board bottom fixedly connected with adjustment mechanism, the adjustment mechanism rear side is provided with moving mechanism, keeps away from the one end of accepting the board bottom is provided with same mechanism.

The adjusting mechanism comprises a threaded cylinder, the threaded cylinder is fixedly connected to the right side of the bottom of the receiving plate, a first threaded rod is in threaded connection with the inner ring of the threaded cylinder, a second belt pulley is fixedly connected to the outer surface of the first threaded rod, a second belt is sleeved on the outer surface of the second belt pulley and is kept away from one end of the second belt, the same second belt pulley is arranged at the lower part of the first threaded rod, a placing plate is movably connected to the bottom of the first threaded rod, a first fixing plate is fixedly connected to the left side of the threaded cylinder, and two hole grooves are formed in the first fixing plate.

Preferably, first threaded rod surface fixedly connected with first belt pulley, first belt pulley surface has cup jointed first belt, keeps away from the one end of first belt is provided with the same first belt pulley, sets up first belt and first belt pulley, plays the linkage effect, makes the dwang can drive first threaded rod and rotate.

Preferably, first belt pulley inner circle fixedly connected with dwang, the first motor of dwang bottom fixedly connected with, first motor fixed connection places the board top in the setting, sets up and places the board, when playing the effect of supporting first motor, makes the device can fix.

Preferably, a second motor is fixedly connected to the left side of the threaded cylinder, a second fixing plate is arranged at the bottom of the second motor and fixedly connected to the left side of the threaded cylinder, and the threaded cylinder ensures that the device can be adjusted in height.

Preferably, the second motor left side fixedly connected with second threaded rod, second threaded rod surface threaded connection has the sliding plate, the sliding hole has been seted up to the sliding plate bottom, sliding connection has the bracing piece in the sliding hole, the equal fixedly connected with second fixed plate in bracing piece both sides, sliding plate top fixedly connected with telescopic link, the telescopic link top with accept the board bottom and be sliding connection, set up bracing piece and telescopic link and play the guide effect, ensure that the sliding plate can follow the horizontal direction and remove.

Preferably, moving mechanism includes the mounting panel, mounting panel fixed connection is in the screw thread section of thick bamboo surface, mounting panel left side fixedly connected with axis of rotation, axis of rotation surface fixedly connected with gear, axis of rotation left side fixedly connected with handle, mounting panel play the positioning action to the gear, prevent that the gear from droing.

Preferably, the gear rear side meshes and has the rack, rack rear side fixedly connected with supporting leg, the supporting leg is pegged graft in the hole inslot that first fixed plate was seted up, the first limiting plate of supporting leg front side fixedly connected with, first limiting plate bottom swing joint has the second limiting plate, the second limiting plate is fixed in places the board top, supporting leg bottom fixedly connected with universal wheel sets up first limiting plate and second limiting plate, plays the limiting displacement to the supporting leg.

Compared with the prior art, the utility model provides a movable gantry crane, which has the following beneficial effects:

1. this portable portal crane, through the moving mechanism who sets up, through handle drive gear rotation, gear engagement is on the rack this moment, can drive rack along vertical direction downstream, and rack drive supporting leg makes universal wheel contact ground along vertical direction downstream, can realize the removal to the device, makes the device can be at any ground walking, is convenient for remove, has improved the device's availability factor.

2. This portable portal crane, through the adjustment mechanism who sets up, when first threaded rod of first motor drive rotated, under the effect of second belt pulley and second belt, two first threaded rods of drive rotate in step, and two threaded cylinders of two first threaded rod drive move along vertical direction, can adjust the device's height, make the device can use different operational environment, enlarged application range, satisfied user's user demand.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor:

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic side view in cross section of the overall structure of the present invention;

FIG. 3 is a schematic structural diagram of a moving mechanism according to the present invention;

fig. 4 is a partial structural schematic diagram of the adjusting mechanism of the utility model.

In the figure: 1. a bearing plate; 2. an adjustment mechanism; 21. placing the plate; 22. a first motor; 23. rotating the rod; 24. a first pulley; 25. a first belt; 26. a first fixing plate; 27. a second pulley; 28. a second belt; 29. a first threaded rod; 201. a threaded barrel; 202. a second threaded rod; 203. a support bar; 204. a sliding plate; 205. a telescopic rod; 206. a second fixing plate; 207. a second motor; 3. a moving mechanism; 31. mounting a plate; 32. a gear; 33. a first limit plate; 34. a second limiting plate; 35. a universal wheel; 36. supporting legs; 37. a rack; 38. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a portable portal crane, is including accepting board 1, accepts board 1 bottom fixedly connected with adjustment mechanism 2, and the adjustment mechanism 2 rear side is provided with moving mechanism 3, and the one end of keeping away from accepting board 1 bottom is provided with same mechanism.

The adjusting mechanism 2 comprises a threaded cylinder 201, the threaded cylinder 201 is fixedly connected to the right side of the bottom of the bearing plate 1, a first threaded rod 29 is in threaded connection with an inner ring of the threaded cylinder 201, a second belt pulley 27 is fixedly connected to the outer surface of the first threaded rod 29, a second belt 28 is sleeved on the outer surface of the second belt pulley 27, the same second belt pulley 27 is arranged at one end far away from the second belt 28, the bottom of the first threaded rod 29 is movably connected with a placing plate 21, a first fixing plate 26 is fixedly connected to the left side of the threaded cylinder 201, two hole grooves are formed in the first fixing plate 26, a first belt pulley 24 is fixedly connected to the outer surface of the first threaded rod 29, a first belt 25 is sleeved on the outer surface of the first belt pulley 24, the same first belt pulley 24 is arranged at one end far away from the first belt 25, the first belt 25 and the first belt pulley 24 are arranged to play a role of linkage, so that the rotating rod 23 can drive the first threaded rod 29 to rotate, the inner ring of the first belt pulley 24 is fixedly connected with a rotating rod 23, the bottom of the rotating rod 23 is fixedly connected with a first motor 22, the first motor 22 is fixedly connected with the top of a placing plate 21, the placing plate 21 is arranged to support the first motor 22, and simultaneously, the device can be fixed, the left side of a threaded cylinder 201 is fixedly connected with a second motor 207, the bottom of the second motor 207 is provided with a second fixing plate 206, the second fixing plate 206 is fixedly connected with the left side of the threaded cylinder 201, the threaded cylinder 201 ensures that the device can be adjusted in height, the left side of the second motor 207 is fixedly connected with a second threaded rod 202, the outer surface of the second threaded rod 202 is in threaded connection with a sliding plate 204, the bottom of the sliding plate 204 is provided with a sliding hole, a supporting rod 203 is in the sliding hole, the two sides of the supporting rod 203 are both fixedly connected with the second fixing plates 206, the top of the sliding plate 204 is fixedly connected with a telescopic rod 205, and the top of the telescopic rod 205 is in sliding connection with the bottom of the bearing plate 1, the support rod 203 and the telescopic rod 205 are arranged to play a role in guiding and ensure that the sliding plate 204 can move in the horizontal direction.

Moving mechanism 3 includes mounting panel 31, mounting panel 31 fixed connection is at a 201 surface of screw thread section of thick bamboo, 31 left side fixedly connected with axis of rotation of mounting panel, axis of rotation surface fixedly connected with gear 32, axis of rotation left side fixedly connected with handle 38, mounting panel 31 plays the positioning action to gear 32, prevent that gear 32 from droing, the meshing of gear 32 rear side has rack 37, rack 37 rear side fixedly connected with supporting leg 36, supporting leg 36 is pegged graft in the downthehole inslot that first fixed plate 26 was seted up, the first limiting plate 33 of 36 front sides fixedly connected with of supporting leg, first limiting plate 33 bottom swing joint has second limiting plate 34, second limiting plate 34 is fixed in places board 21 top, supporting leg 36 bottom fixedly connected with universal wheel 35, set up first limiting plate 33 and second limiting plate 34, play the limiting displacement to supporting leg 36.

In the actual operation process, when the device is used, the second motor 207 is started, the second motor 207 drives the second threaded rod 202 to rotate, under the action of the supporting rod 203 and the telescopic rod 205, the second threaded rod 202 drives the sliding plate 204 to move along the horizontal direction, the hook can be adjusted, when the height of the device needs to be adjusted, the first motor 22 is started, the first motor 22 drives the rotating rod 23 to rotate, under the action of the first belt pulley 24 and the first belt 25, the first threaded rod 29 on the right side is driven to rotate, simultaneously when the first threaded rod 29 rotates, under the action of the second belt pulley 27 and the second belt 28, the two first threaded rods 29 are driven to synchronously rotate, the two first threaded rods 29 drive the two threaded cylinders 201 to move along the vertical direction, the height of the device can be adjusted, after the device is used, the handle 38 is rotated, the handle 38 drives the gear 32 to rotate, at this time, the gear 32 is engaged with the rack 37, so that the rack 37 is driven to move downwards along the vertical direction, the rack 37 drives the support leg 36 to move downwards along the vertical direction, the universal wheel 35 is made to contact the ground, and the device can be moved.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

Claims

1. The utility model provides a portable portal crane, includes accepts board (1), its characterized in that: the bottom of the bearing plate (1) is fixedly connected with an adjusting mechanism (2), a moving mechanism (3) is arranged on the rear side of the adjusting mechanism (2), and the same mechanism is arranged at one end far away from the bottom of the bearing plate (1);

adjustment mechanism (2) are including a screw thread section of thick bamboo (201), a screw thread section of thick bamboo (201) fixed connection is in accepting board (1) bottom right side, screw thread section of thick bamboo (201) inner circle threaded connection has first threaded rod (29), first threaded rod (29) external surface fixed connection has second belt pulley (27), second belt pulley (27) surface has cup jointed second belt (28), keeps away from the one end of second belt (28) is provided with the same second belt pulley (27), first threaded rod (29) bottom swing joint has places board (21), a screw thread section of thick bamboo (201) left side fixed connection has first fixed plate (26), seted up two hole grooves in first fixed plate (26).

2. The mobile gantry crane according to claim 1, wherein: first threaded rod (29) surface fixed connection has first belt pulley (24), first belt pulley (25) have been cup jointed to first belt pulley (24) surface, keep away from the one end of first belt (25) is provided with same first belt pulley (24).

3. The mobile gantry crane according to claim 2, wherein: first belt pulley (24) inner circle fixedly connected with dwang (23), dwang (23) bottom fixedly connected with first motor (22), first motor (22) fixed connection is in placing board (21) top.

4. The mobile gantry crane according to claim 1, wherein: a second motor (207) is fixedly connected to the left side of the threaded cylinder (201), a second fixing plate (206) is arranged at the bottom of the second motor (207), and the second fixing plate (206) is fixedly connected to the left side of the threaded cylinder (201).

5. The mobile gantry crane according to claim 4, wherein: the improved bearing is characterized in that a second threaded rod (202) is fixedly connected to the left side of the second motor (207), a sliding plate (204) is connected to the outer surface of the second threaded rod (202) in a threaded manner, a sliding hole is formed in the bottom of the sliding plate (204), a supporting rod (203) is connected to the sliding hole in a sliding manner, a second fixing plate (206) is fixedly connected to the two sides of the supporting rod (203), a telescopic rod (205) is fixedly connected to the top of the sliding plate (204), and the top of the telescopic rod (205) is connected to the bottom of the bearing plate (1) in a sliding manner.

6. The mobile gantry crane according to claim 1, wherein: moving mechanism (3) are including mounting panel (31), mounting panel (31) fixed connection is in threaded cylinder (201) surface, mounting panel (31) left side fixedly connected with axis of rotation, axis of rotation surface fixedly connected with gear (32), axis of rotation left side fixedly connected with handle (38).

7. The mobile gantry crane of claim 6, wherein: the gear (32) rear side meshing has rack (37), rack (37) rear side fixedly connected with supporting leg (36), supporting leg (36) are pegged graft in the hole inslot that first fixed plate (26) were seted up, the first limiting plate (33) of supporting leg (36) front side fixedly connected with, first limiting plate (33) bottom swing joint has second limiting plate (34), second limiting plate (34) are fixed in and place board (21) top, supporting leg (36) bottom fixedly connected with universal wheel (35).