CN118125293A - Portal crane for loading and unloading heavy goods - Google Patents
Portal crane for loading and unloading heavy goods Download PDFInfo
- Publication number
- CN118125293A CN118125293A CN202410558586.7A CN202410558586A CN118125293A CN 118125293 A CN118125293 A CN 118125293A CN 202410558586 A CN202410558586 A CN 202410558586A CN 118125293 A CN118125293 A CN 118125293A
- Authority
- CN
- China
- Prior art keywords
- supporting
- fixedly connected
- frame
- block
- rubber pad
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 151
- 239000010959 steel Substances 0.000 claims abstract description 151
- 238000009434 installation Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 description 6
- 239000000956 alloy Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Leg Units, Guards, And Driving Tracks Of Cranes (AREA)
Abstract
The invention relates to the technical field of gantry cranes. More particularly, the present invention relates to a heavy goods handling gantry crane. Technical problems: the large-scale hoisting equipment is difficult to enter the factory building to carry out hoisting operation due to the limitation of factory building sites, so that the existing gantry crane is difficult to assemble. The technical proposal is as follows: the driving assembly is connected with at least four first supporting blocks; the driving assembly is connected with at least four second supporting blocks; the driving component is connected with a plurality of rollers; when the lifting device is used, the first steel frames are installed below the second steel frames one by one through the first supporting blocks and the second supporting blocks, so that the portal crane installation operation is completed, the problem that the portal crane is difficult to install by using a large crane due to site limitation in the prior art is avoided, and meanwhile, the first steel frames with different diameter specifications of the cross rod part can be stably lifted through the two matching of the first rubber pad and the second rubber pad.
Description
Technical Field
The invention relates to the technical field of gantry cranes. More particularly, the present invention relates to a heavy goods handling gantry crane.
Background
The prior Chinese patent: the invention relates to a gantry crane (CN 203903792U) with equipment in place, which can separate a beam from an upright post so as to facilitate loading, unloading and transportation, and avoids the problem of difficult transportation of a large-scale gantry crane to a use place;
However, although the beam and the upright post can be split and transported to an assembly site, the beam and the upright post still need to be lifted by using a large lifting device because of heavy mass of the beam and the upright post of the large gantry crane, so that the beam and the upright post can be assembled into the gantry crane, however, when the large gantry crane is assembled in a factory building, the large lifting device is limited by the factory building site, and is difficult to enter the factory building to carry out lifting operation, so that the assembly is difficult.
Disclosure of Invention
The invention provides a portal crane for loading and unloading heavy goods, which aims to overcome the defect that the existing portal crane is difficult to assemble due to the fact that large-sized hoisting equipment is difficult to enter a factory building to carry out hoisting operation due to the limitation of factory building sites.
In order to achieve the above object, the technical scheme of the present invention is as follows: a portal crane for loading and unloading heavy goods comprises a first steel frame, a second steel frame, a cross frame and a crane head; the first steel frame is provided with at least two steel frames; two steel frames II are fixedly connected on the first steel frames together; at least four protruding parts are arranged on each steel frame I; at least four grooves are formed in each of the first steel frame and the second steel frame; at least four upper cross rod parts are arranged on each first steel frame; a transverse frame is fixedly connected on the second steel frame; the cross frame is connected with a crane head in a sliding way; the device also comprises a first supporting block, a second supporting block, a roller and a driving component; the first steel frame is connected with a driving component; the driving assembly is connected with at least four first supporting blocks; the driving assembly is connected with at least four second supporting blocks; the first steel frame is connected to the second supporting block; the driving component is connected with a plurality of rollers; the middle part of the outer ring surface of the roller is recessed inwards; the driving assembly is used for driving the first supporting block to vertically and horizontally move; the driving component is used for driving the second supporting block to horizontally move.
Further, the driving assembly comprises a first supporting plate, a second supporting plate, a supporting frame, a motor, a screw rod, a movable block, a first telescopic cylinder and a second telescopic cylinder; at least two first support plates are arranged on the lower side of each steel frame; a second supporting plate is arranged on the lower side of each steel frame and fixedly connected with the corresponding first supporting plate; a supporting frame is arranged on the outer side of each first steel frame and fixedly connected with the corresponding first supporting plate; at least four motors are fixedly connected to each supporting frame; at least four screw rods are rotatably connected to each supporting frame and fixedly connected with the corresponding motor output end; each support frame is connected with at least two movable blocks in a sliding manner, the movable blocks are connected with corresponding screw rods in a screwed manner, and the movable blocks are connected with corresponding support blocks in a sliding manner; each movable block is fixedly connected with at least two first telescopic cylinders, and the telescopic ends of the first telescopic cylinders are fixedly connected with the corresponding first supporting blocks; each support frame is connected with the corresponding second support block in a sliding manner; at least two telescopic cylinders II are fixedly connected to each supporting frame, and the telescopic ends of the telescopic cylinders II are fixedly connected with corresponding supporting blocks II.
Further, the novel rubber cushion comprises a first rubber cushion; each first supporting block is fixedly connected with a first rubber pad; the first rubber pad is arc-shaped.
Further, a second rubber pad is also included; a second rubber pad is fixedly connected to each second supporting block; the second rubber pad is arc-shaped.
Further, the device also comprises a guide plate; each supporting plate is connected with a guide plate.
Further, the electric rotating shaft is also included; an electric rotating shaft is arranged on each supporting plate one and fixedly connected with the corresponding guide plate.
Further, the device also comprises a limit strip; and each supporting plate is fixedly connected with a limiting strip, and the limiting strips are contacted with the corresponding guide plates.
Further, an auxiliary component is also included; the support frame is connected with an auxiliary component; the auxiliary assembly comprises a connecting block I, a telescopic cylinder III and a supporting block III; each support frame is connected with a first connecting block; each connecting block I is fixedly connected with a telescopic cylinder III; and the three telescopic ends of each telescopic cylinder are fixedly connected with a third supporting block which is in sliding connection with the corresponding connecting block.
Further, the novel rubber cushion comprises a third rubber cushion; and each third supporting block is fixedly connected with a third rubber pad.
Further, the lifting assembly is also included; the supporting frame is connected with a lifting assembly; the lifting assembly comprises a connecting block II and a telescopic cylinder IV; the third rubber pad is arc-shaped; at least two second connecting blocks are fixedly connected to each supporting frame, and the second connecting blocks are in sliding connection with the corresponding first connecting blocks; each connecting block I is contacted with the corresponding supporting frame; and a telescopic cylinder IV is fixedly connected to each connecting block II, and the telescopic end of the telescopic cylinder IV is fixedly connected with the corresponding connecting block I.
The beneficial effects are that: according to the technical scheme, the first supporting blocks and the second supporting blocks are matched, the first steel frames are arranged below the second steel frames one by one, so that the portal crane installation operation is completed, the problem that the portal crane is difficult to install by using a large crane due to site limitation in the prior art is avoided, and meanwhile, the first steel frames with different diameters of the cross rod part can be stably lifted through the matching of the first rubber pad and the second rubber pad;
The first supporting plate, the second supporting plate and the guide plate are matched, so that the cart only needs to drive the second group of first steel frames to move backwards, the second group of first steel frames can be rapidly positioned right below the first group of first steel frames, the efficiency is high, meanwhile, the guide plate used for guiding the first steel frames is also used for blocking the first steel frames, the phenomenon that the first steel frames deviate due to vibration in the upward movement process of the first steel frames is avoided, the problem of installation failure is avoided, meanwhile, the guide plate is supported through the limiting strips, and the pressure conducted to the electric rotating shaft by the gap guide plate is protected;
support through supporting shoe three to second group steelframe one, but shallow evacuation transportation next group steelframe one this moment need not to last to support second group steelframe one wait for the manual work to accomplish the installation operation, is favorable to improving efficiency, simultaneously, through the three upward movements of flexible cylinder four control rubber pad, makes the bellying in three and second group steelframe one in close contact with of rubber pad, has avoided the problem of supporting failure.
Drawings
FIG. 1 shows a schematic structural view of a heavy goods handling gantry crane of the present invention;
FIG. 2 is a schematic view showing the structure of the combination of the first steel frame, the second steel frame and the cross frame of the invention;
FIG. 3 shows a schematic view of a part of the structure of a heavy goods handling gantry crane of the present invention;
FIG. 4 shows a schematic structural view of a rubber mat I of the present invention;
fig. 5 shows a schematic structural view of a second rubber pad of the present invention;
FIG. 6 shows a first schematic structural view of the roller of the present invention;
FIG. 7 shows a second schematic structural view of the roller of the present invention;
fig. 8 shows a schematic structural view of the guide plate of the present invention;
FIG. 9 is a schematic view showing the structure of the combination of the electric rotating shaft and the limit strips of the present invention;
Fig. 10 shows a schematic structural view of the auxiliary assembly of the present invention.
Reference numerals: 1-steel frame I, 2-steel frame II, 3-crossbearer, 4-crane head, 5-supporting block I, 6-supporting block II, 7-roller, 201-supporting plate I, 202-supporting plate II, 203-supporting frame, 204-motor, 205-screw rod, 206-movable block, 207-telescopic cylinder I, 208-telescopic cylinder II, 209-rubber pad I, 2010-rubber pad II, 2011-guide plate, 2012-electric rotating shaft, 2013-limit bar, 2014-connecting block I, 2015-telescopic cylinder III, 2016-supporting block III, 2017-rubber pad III, 2018-connecting block II, 2019-telescopic cylinder IV, 91-protruding part, 92-groove, 93-upper cross bar part.
Detailed Description
The invention is further described below with reference to the drawings and examples.
Embodiment 1
The heavy goods loading and unloading gantry crane comprises a first steel frame 1, a second steel frame 2, a transverse frame 3 and a crane head 4 as shown in figures 1-7; two steel frames 1 are arranged; all the first steel frames 1 are connected with two second steel frames 2 through common bolts; four protruding parts 91 are arranged on each steel frame 1; four grooves 92 are formed in each of the first steel frame 1 and the second steel frame 2; four upper cross rod parts 93 are arranged on each first steel frame 1; the cross frames 3 are connected to the second steel frames 2 through common bolts, and the cross frames 3 are made of alloy materials; the cross frame 3 is connected with a crane head 4 in a sliding way; the device also comprises a first supporting block 5, a second supporting block 6, a roller 7 and a driving component; the first steel frame 1 is connected with a driving component; the driving assembly is connected with four supporting blocks I5; the driving component is connected with four second supporting blocks 6; the first steel frame 1 is supported on the second supporting block 6; the driving component is connected with a plurality of rollers 7; the middle part of the outer ring surface of the roller 7 is recessed inwards; the driving assembly is used for driving the first supporting block 5 to vertically and horizontally move; the driving component is used for driving the second supporting block 6 to horizontally move.
The driving assembly comprises a first supporting plate 201, a second supporting plate 202, a supporting frame 203, a motor 204, a screw rod 205, a movable block 206, a first telescopic cylinder 207 and a second telescopic cylinder 208; two support plates I201 are arranged on the lower side of each steel frame I1; a second support plate 202 is arranged on the lower side of each first steel frame 1, and the second support plate 202 is welded with a corresponding first support plate 201; a supporting frame 203 is arranged on the outer side of each first steel frame 1, and the supporting frames 203 are connected with the corresponding first supporting plates 201 through bolts; four motors 204 are connected to each supporting frame 203 through bolts; four screw rods 205 are rotatably connected to each supporting frame 203, and the screw rods 205 are fixedly connected with the output ends of the corresponding motors 204; each supporting frame 203 is connected with two movable blocks 206 in a sliding manner, each movable block 206 is connected with a corresponding screw rod 205 in a screwed manner, and each movable block 206 is connected with a corresponding supporting block I5 in a sliding manner; each movable block 206 is connected with two first telescopic cylinders 207 through bolts, the telescopic ends of the first telescopic cylinders 207 are connected with the corresponding first support blocks 5 through bolts, and the first support blocks 5 are driven to move left and right through the first telescopic cylinders 207; each supporting frame 203 is connected with the corresponding second supporting block 6 in a sliding way; each support frame 203 is connected with two second telescopic cylinders 208 through bolts, the telescopic ends of the second telescopic cylinders 208 are connected with the corresponding second support blocks 6 through bolts, and the second telescopic cylinders 208 drive the second support blocks 6 to move forwards and backwards.
The device also comprises a first rubber pad 209; each supporting block I5 is fixedly connected with a rubber pad I209, the upper cross rod part 93 of the steel frame I1 is connected with the rubber pad I209, and the steel frame I1 is stably supported by the rubber pad I209; the first rubber pad 209 is arc-shaped.
The rubber cushion II 2010 is also included; a second rubber pad 2010 is fixedly connected to each second supporting block 6, the upper cross rod part 93 of the first steel frame 1 is received on the second rubber pad 2010, and the first steel frame 1 is stably supported through the second rubber pad 2010; the second rubber pad 2010 is arc-shaped.
The gantry crane assembly part is transported to a factory building, a first supporting plate 201 is fixed on the ground, a second supporting plate 202 is welded between the adjacent first supporting plates 201, then a first steel frame 1 and a second steel frame 2 are moved between the adjacent first supporting plates 201 by a cart with lifting function, a first telescopic cylinder 207 pushes a first supporting block 5 to move, a second telescopic cylinder 208 drives a second supporting block 6 to move, the first supporting block 5 and the second supporting block 6 are positioned below a cross bar part 93 on the first steel frame 1, the first steel frame 1 and the second steel frame 2 are supported, then a transverse frame 3 is pushed to the upper sides of the two second steel frames 2 by a forklift, the transverse frame 3 is manually connected to the two steel frames 2 through bolts, at the moment, the steel frames 1 connected with the steel frames 2 are set to be a first group of steel frames 1, then the second group of steel frames 1 are moved between the adjacent supporting plates 201 through the trolley and move to the position right below the first group of steel frames 1, then the trolley with lifting function drives the second group of steel frames 1 to move upwards, in the process, the second group of steel frames 1 are manually assisted to align with the first group of steel frames 1, so that the convex parts 91 of the second group of steel frames 1 are inserted into the grooves 92 of the steel frames 1 above the second group of steel frames 1, then the second group of steel frames 1 are manually fixed on the steel frames 1 above the second group of steel frames through bolts, then, the first telescopic cylinder 207 pushes the first supporting block 5 to move, the first supporting block 5 is far away from the lower part of the upper cross rod part 93 of the first group of steel frames 1, the motor 204 is started, the motor 204 drives the screw rod 205 to rotate, the screw rod 205 drives the movable block 206 to slide downwards, the movable block 206 drives the first supporting block 5 to move downwards, the first supporting block 5 is moved to the lower side of the upper cross rod part 93 of the second group of steel frames 1, then the first telescopic cylinder 207 drives the first supporting block 5 to move, the end part of the first supporting block 5 is moved to the right lower part of the upper cross rod part 93 of the second group of steel frames 1, then the motor 204 is reversed, the screw rod 205 drives the movable block 206 to move upwards, the movable block 206 drives the first supporting block 5 to move upwards, so that the first supporting block 5 is in contact with the upper cross rod part 93 of the first steel frame 1 of the second group, then the second telescopic cylinder 208 drives the second supporting block 6 to move, so that the second supporting block 6 is far away from the lower part of the upper cross rod part 93 of the first steel frame 1 of the first group, then the screw rod 205 drives the movable block 206 to move upwards, so that the first supporting block 5 pushes the first steel frame 1 of the second group to move upwards until the upper cross rod part 93 of the first steel frame 1 of the second group moves to the upper side of the second supporting block 6, then the second telescopic cylinder 208 drives the second supporting block 6 to move, so that the second supporting block 6 moves to the right lower part of the upper cross rod part 93 of the first steel frame 1 of the second group, then the motor 204 rotates positively, the screw rod 205 drives the movable block 206 to move downwards, so that the second group of steel frames 1 moves downwards and is supported on the second supporting block 6, namely, the second group of steel frames 1 moves to the initial position of the first group of steel frames 1, the second group of steel frames 2, the transverse frame 3 and the crane head 4 all lift the height distance of one steel frame 1, in the process, the first group of steel frames 1 move upwards stably through limiting and guiding the first group of steel frames by the 7-roller with the concave middle part, so that the first group of steel frames 1 reciprocate, the plurality of groups of steel frames 1 are sequentially installed, so that the transverse frame 3 and the crane head 4 are lifted to the preset height, then the external metal base is connected with the first steel frame 1 at the lowest manually, and fix external metal base subaerial, then flexible cylinder one 207 drives supporting shoe one 5 and keeps away from upper cross pole portion 93 below, and flexible cylinder two 208 drives supporting shoe two 6 and keeps away from upper cross pole portion 93 below, accomplishes the gantry crane installation operation, and during the use, through supporting shoe one 5 and supporting shoe two 6 match, install a plurality of steelframe one by one below steelframe two 2, accomplish gantry crane installation operation so, avoided among the prior art because of the restriction of place is difficult to use large-scale loop wheel machine installation gantry crane's problem.
In the installation process, the upper cross rod part 93 of the steel frame I1 is received on the arc-shaped rubber gasket I209 and the rubber gasket II 2010, so that the stability of the lifting process of the steel frame I1 is improved, after the upper cross rod parts 93 with different diameters are pressed on the rubber gasket I209 and the rubber gasket II 2010, the rubber gasket I209 and the rubber gasket II 2010 can generate adaptive deformation, and the deformed rubber gasket I209 and the deformed rubber gasket II 2010 are tightly contacted with the upper cross rod part 93, so that the steel frame I1 with different diameters of the upper cross rod part 93 can be stably lifted.
Embodiment 2
On the basis of the embodiment 1, as shown in fig. 8 and 9, a guide plate 2011 is further included; each support plate one 201 is connected with a guide plate 2011, and the guide plate 2011 guides and positions the new steel frame one 1 so that the new steel frame one 1 can quickly move into the gap between the two support plates one 201.
Also included is an electrically powered spindle 2012; each supporting plate 201 is provided with an electric rotating shaft 2012, and the electric rotating shaft 2012 is fixedly connected with a corresponding guide plate 2011.
A limit bar 2013 is also included; each supporting plate one 201 is welded with a limiting strip 2013, the limiting strips 2013 are in contact with the corresponding guide plates 2011, and the guide plates 2011 are supported through the limiting strips 2013, so that the structural stability is improved.
When the second group of steel frames 1 are moved between the two support plates 201, the second group of steel frames 1 are quickly guided between the two support plates 201 through the matching of the two inclined guide plates 2011, at the moment, the left side and the right side of the second group of steel frames 1 are contacted with the corresponding support plates 201, so that the left and right positions of the second group of steel frames 1 are positioned, then the cart drives the second group of steel frames 1 to move backwards, the rear side of the steel frames 1 is contacted with the support plates 202, the front and rear positions of the second group of steel frames 1 are positioned, the second group of steel frames 1 are quickly aligned with the steel frames 1 above the second group of steel frames, so that installation operation is facilitated, and when the cart is used, the second group of steel frames 1 are quickly positioned to the position under the first group of steel frames 1 only by driving the support plates 201, the support plates 202 and the guide plates 2011 to move backwards, and meanwhile, the first group of steel frames 1 are not required to be positioned manually.
When the cart pushes the first steel frame 1 upwards, the span of the lifting part of the cart is smaller than the minimum distance after the guide plate 2011 rotates, after the positioning is completed, the cart drives the second group of first steel frames 1 to move upwards, the front sides of the first steel frames 1 are not limited in the process, the second group of first steel frames 1 are subjected to vibration generated by the operation of the cart and then deflect forwards, so that the protruding parts 91 cannot be aligned with the grooves 92, the problem of installation failure occurs, the electric rotating shaft 2012 is started, the electric rotating shaft 2012 drives the guide plate 2011 to rotate, the guide plate 2011 is in contact with the front sides of the first steel frames 1, the front sides of the first steel frames are limited, the deflection phenomenon is avoided, and the guide plate 2011 used for guiding the first steel frames 1 is also used for blocking the phenomenon of the first steel frames 1, the deflection phenomenon is avoided due to vibration in the upward movement process of the first steel frames 1, and the problem of installation failure is avoided.
When the guide plate 2011 guides the first steel frame 1 between the first two support plates 201, the first steel frame 1 moving backwards contacts the guide plate 2011 and applies pressure to the guide plate 2011, at this time, the guide plate 2011 is supported by the limiting strips 2013, and the pressure conducted by the guide plate 2011 to the electric rotating shaft 2012 is reduced, so that the electric rotating shaft 2012 is protected.
Embodiment 3
On the basis of the embodiment 2, as shown in fig. 8-10, an auxiliary component is further included; the support 203 is connected with an auxiliary component; the auxiliary assembly comprises a connecting block one 2014, a telescopic cylinder three 2015 and a supporting block three 2016; each supporting frame 203 is connected with a connecting block 2014, and the connecting block 2014 is made of alloy materials; each connecting block one 2014 is connected with a telescopic cylinder three 2015 through bolts; and the telescopic end of each telescopic cylinder III 2015 is fixedly connected with a support block III 2016, and the support block III 2016 is in sliding connection with the corresponding connecting block I2014.
The three 2017 rubber pads are also included; each third supporting block 2016 is fixedly connected with a third rubber pad 2017.
The lifting assembly is also included; the supporting frame 203 is connected with a lifting assembly; the lifting assembly comprises a connecting block II 2018 and a telescopic cylinder IV 2019; the rubber pad III 2017 is arc-shaped; each support frame 203 is connected with at least two second connecting blocks 2018 through bolts, the second connecting blocks 2018 are connected with the corresponding first connecting blocks 2014 in a sliding mode, and the second connecting blocks 2018 are made of alloy materials; each connecting block 2014 is contacted with the corresponding supporting frame 203; each connecting block two 2018 is connected with a telescopic cylinder four 2019 through bolts, the telescopic end of the telescopic cylinder four 2019 is fixedly connected with the corresponding connecting block one 2014, and the supporting block three 2016 is controlled to move upwards through the telescopic cylinder four 2019, so that the rubber pad three 2017 moves to the lower side of the upper cross rod part 93 of the new steel frame one 1 to support the new steel frame one.
After the protruding portion 91 of the first steel frame 1 of the second group is inserted into the groove 92 of the first steel frame 1 of the first group, the telescopic cylinder three 2015 is started, the telescopic cylinder three 2015 pushes the supporting block three 2016 to move, the supporting block three 2016 moves to the lower portion of the upper cross rod portion 93 of the first steel frame 1 of the second group, the first steel frame 1 of the second group is supported, then the first steel frame 1 of the second group is fixed together by manually using bolts, at the moment, the cart can withdraw and transport the first steel frame 1 of the next group, the second steel frame 1 of the second group is not required to be continuously supported, and the installation operation is waited for manually, so that the efficiency is improved.
After the trolley inserts the protruding portion 91 of the second group steel frame 1 into the groove 92 of the first group steel frame 1, the position of the second group steel frame 1 should be kept fixed, if the supporting block three 2016 moves the rubber pad three 2017 to the lower portion of the upper cross bar portion 93 of the second group steel frame 1, because the rubber pad three 2017 presents an arc shape and the middle portion of the rubber pad three 2017 is sunken downwards, a certain distance is formed between the upper cross bar portion 93 and the rubber pad three 2017, so that the supporting block three 2016 and the rubber pad three 2017 cannot effectively support the steel frame 1, and therefore the telescopic cylinder four 2019 drives the connecting block one 2014 to move upwards, the connecting block one 2014 drives the supporting block three 2016 to move upwards, the supporting block three 2016 drives the rubber pad three 2017 to move upwards to contact the upper cross bar portion 93 of the second group steel frame one 1, the supporting block three 2016 drives the rubber pad three 2017 to move upwards for a certain distance, the rubber pad three 2017 is compressed, and then the trolley is evacuated from the second group steel frame one 2017, and the problem of failure in supporting the second group one 1 is avoided.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.
Claims (10)
1. A heavy goods loading and unloading gantry crane comprises a first steel frame (1); the first steel frame (1) is provided with at least two steel frames; two steel frames II (2) are fixedly connected on the steel frames I (1) together; at least four protruding parts (91) are arranged on each steel frame I (1); at least four grooves (92) are formed in each of the first steel frame (1) and the second steel frame (2); at least four upper cross rod parts (93) are arranged on each first steel frame (1); a transverse frame (3) is fixedly connected on all the second steel frames (2) together; a crane head (4) is connected on the transverse frame (3) in a sliding way; the device is characterized in that a first steel frame (1) is connected with a driving component; the driving component is connected with at least four first supporting blocks (5); the driving component is connected with at least four second supporting blocks (6); the first steel frame (1) is connected with the second supporting block (6); the driving component is connected with a plurality of rollers (7); the middle part of the outer ring surface of the roller (7) is recessed inwards; the driving assembly is used for driving the first supporting block (5) to vertically and horizontally move; the driving component is used for driving the second supporting block (6) to horizontally move.
2. A heavy goods handling gantry crane according to claim 1, characterized in that the drive assembly comprises a first support plate (201); at least two first support plates (201) are arranged on the lower side of each first steel frame (1); a second supporting plate (202) is arranged on the lower side of each first steel frame (1), and the second supporting plate (202) is fixedly connected with the corresponding first supporting plate (201); a supporting frame (203) is arranged on the outer side of each first steel frame (1), and the supporting frame (203) is fixedly connected with the corresponding first supporting plate (201); at least four motors (204) are fixedly connected to each supporting frame (203); at least four screw rods (205) are rotatably connected to each supporting frame (203), and the screw rods (205) are fixedly connected with the output ends of the corresponding motors (204); each supporting frame (203) is connected with at least two movable blocks (206) in a sliding manner, each movable block (206) is connected with a corresponding screw rod (205) in a screwed manner, and each movable block (206) is connected with a corresponding first supporting block (5) in a sliding manner; each movable block (206) is fixedly connected with at least two first telescopic cylinders (207), and the telescopic ends of the first telescopic cylinders (207) are fixedly connected with the corresponding first supporting blocks (5); each supporting frame (203) is connected with a corresponding second supporting block (6) in a sliding way; at least two telescopic air cylinders II (208) are fixedly connected to each supporting frame (203), and telescopic ends of the telescopic air cylinders II (208) are fixedly connected with corresponding supporting blocks II (6).
3. A heavy goods handling gantry crane according to claim 2, further comprising a rubber pad one (209); each first supporting block (5) is fixedly connected with a first rubber pad (209); the first rubber pad (209) is arc-shaped.
4. A heavy goods handling gantry crane according to claim 2, further comprising a second rubber pad (2010); a second rubber pad (2010) is fixedly connected to each second supporting block (6); the second rubber pad (2010) is arc-shaped.
5. A heavy goods handling gantry crane according to claim 4, further comprising a guide plate (2011); each support plate one (201) is connected with a guide plate (2011).
6. A heavy goods handling gantry crane according to claim 5, further comprising an electric spindle (2012); each first supporting plate (201) is provided with an electric rotating shaft (2012), and the electric rotating shafts (2012) are fixedly connected with the corresponding guide plates (2011).
7. A heavy goods handling gantry crane according to claim 6, further comprising a limit bar (2013); each first supporting plate (201) is fixedly connected with a limiting strip (2013), and the limiting strips (2013) are contacted with the corresponding guide plates (2011).
8. A heavy goods handling gantry crane according to any one of claims 6 to 7, further comprising an auxiliary assembly; the support frame (203) is connected with an auxiliary component; the auxiliary component comprises a connecting block I (2014); each supporting frame (203) is connected with a connecting block I (2014); each connecting block I (2014) is fixedly connected with a telescopic cylinder III (2015); and the telescopic end of each telescopic cylinder III (2015) is fixedly connected with a support block III (2016), and the support block III (2016) is in sliding connection with the corresponding connecting block I (2014).
9. The heavy goods handling gantry crane of claim 8, further comprising a rubber pad three (2017); and each support block III (2016) is fixedly connected with a rubber pad III (2017).
10. A heavy goods handling gantry crane according to claim 9, further comprising a lifting assembly; the supporting frame (203) is connected with a lifting component; the lifting component comprises a second connecting block (2018); the third rubber pad (2017) is arc-shaped; each support frame (203) is fixedly connected with at least two second connecting blocks (2018), and the second connecting blocks (2018) are in sliding connection with the first corresponding connecting blocks (2014); each connecting block I (2014) is contacted with the corresponding supporting frame (203); and a telescopic cylinder IV (2019) is fixedly connected to each connecting block II (2018), and the telescopic end of the telescopic cylinder IV (2019) is fixedly connected with the corresponding connecting block I (2014).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410558586.7A CN118125293B (en) | 2024-05-08 | Portal crane for loading and unloading heavy goods |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410558586.7A CN118125293B (en) | 2024-05-08 | Portal crane for loading and unloading heavy goods |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN118125293A true CN118125293A (en) | 2024-06-04 |
| CN118125293B CN118125293B (en) | 2024-06-28 |
Family
ID=
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203667522U (en) * | 2013-12-19 | 2014-06-25 | 中集集团集装箱控股有限公司 | Lifting and turnover device for container |
| CN107381343A (en) * | 2017-08-29 | 2017-11-24 | 江汉大学 | A kind of self-travel type gantry lowering or hoisting gear |
| CN210239083U (en) * | 2019-06-13 | 2020-04-03 | 深圳市协鹏建筑与工程设计有限公司福田分公司 | Be used for construction machinery and construction synchronous elevation structure |
| CN115094765A (en) * | 2022-07-04 | 2022-09-23 | 中铁四局集团第二工程有限公司 | A liftable formula cantilever location leading truck for construction of steel trestle steel-pipe pile |
| DE102022110726A1 (en) * | 2022-05-02 | 2023-11-02 | Liebherr Container Cranes Ltd. | Crane jacking system |
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203667522U (en) * | 2013-12-19 | 2014-06-25 | 中集集团集装箱控股有限公司 | Lifting and turnover device for container |
| CN107381343A (en) * | 2017-08-29 | 2017-11-24 | 江汉大学 | A kind of self-travel type gantry lowering or hoisting gear |
| CN210239083U (en) * | 2019-06-13 | 2020-04-03 | 深圳市协鹏建筑与工程设计有限公司福田分公司 | Be used for construction machinery and construction synchronous elevation structure |
| DE102022110726A1 (en) * | 2022-05-02 | 2023-11-02 | Liebherr Container Cranes Ltd. | Crane jacking system |
| CN115094765A (en) * | 2022-07-04 | 2022-09-23 | 中铁四局集团第二工程有限公司 | A liftable formula cantilever location leading truck for construction of steel trestle steel-pipe pile |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212050341U (en) | Lifting machine with positioning device | |
| CN118125293B (en) | Portal crane for loading and unloading heavy goods | |
| CN118125293A (en) | Portal crane for loading and unloading heavy goods | |
| CN201287173Y (en) | Automatic bending device of bi-directional movement vertical steel bar | |
| CN114473529A (en) | Steel preprocessing device for shipbuilding | |
| CN216887912U (en) | Prestressed concrete roof beam storage rack convenient to transport | |
| CN214827305U (en) | Automatic code pasting machine for aluminum profile preparation | |
| CN209929134U (en) | Lifting and rotating device for winding transformer | |
| CN110164681B (en) | Lifting rotary equipment for winding transformer coil | |
| CN114476479A (en) | Intelligent material warehouse and working method | |
| CN211277159U (en) | Assembly table | |
| CN113753557A (en) | Channel steel stacking equipment | |
| CN112811172A (en) | Feeding mechanical arm for carrying and processing plates | |
| CN108326398B (en) | Pressure frame for sheet splicing submerged arc welding machine | |
| CN221311986U (en) | Efficient angle steel straightening machine | |
| CN112743274A (en) | Assembly table and assembly method | |
| CN216659930U (en) | Special vehicle for loading, unloading and transporting mechanical drum | |
| CN214877598U (en) | Steel plate combined beam processing device | |
| KR100317616B1 (en) | Installation for welding panels for the vessel and armatures | |
| CN217172641U (en) | Ultralow position material loading dolly | |
| CN216071811U (en) | Wedge lifting walking beam structure | |
| CN116372323B (en) | Industrial intelligent welding robot and driving and controlling method | |
| CN212026254U (en) | Device for holding and clamping recycled concrete precast pile | |
| CN217669275U (en) | Quick positioning mechanism of model tire | |
| CN211310382U (en) | Shaftless unwinding device of ball-welding strip production facility |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant |