CN209038911U - Mobile gantry crane - Google Patents

Mobile gantry crane Download PDF

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Publication number
CN209038911U
CN209038911U CN201821752979.8U CN201821752979U CN209038911U CN 209038911 U CN209038911 U CN 209038911U CN 201821752979 U CN201821752979 U CN 201821752979U CN 209038911 U CN209038911 U CN 209038911U
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China
Prior art keywords
boom
movable claw
article
gantry crane
several
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CN201821752979.8U
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Chinese (zh)
Inventor
郭春华
李涛
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Nanjing Lukou Lifting Machinery Co Ltd
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Nanjing Lukou Lifting Machinery Co Ltd
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Priority to CN201821752979.8U priority Critical patent/CN209038911U/en
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Abstract

The utility model discloses a kind of mobile gantry cranes, it is related to hoisting machinery technical field, including lifting machine frame, control room on lifting machine frame, power house and suspension hook, lifting machine frame includes the longitudinal framing and transverse frame being fixed to each other, power house is connected on transverse frame, suspension hook is suspended on transverse frame by several drawstrings, suspension hook includes several booms for being set to drawstring end, be parallel to each other setting in rectangular configuration between boom, boom both ends are equipped with the movable claw for promptly article, movable claw is hinged on boom, the revolving part for driving movable claw to rotate is additionally provided on boom, and the locking member for limiting movable claw rotation angle and rotation position, it can facilitate hanged to the progress of the rectangular articles such as container, and convenient for article is fixed in lifting, article is avoided to be detached from, anti- major structure At economic loss and casualties.

Description

Mobile gantry crane
Technical field
The utility model relates to hoisting machinery technical fields, more particularly to a kind of mobile gantry crane.
Background technique
Hoisting machinery refers to the electromechanical equipment for being vertically moved up or down or being vertically moved up or down and moving horizontally weight, range It is defined as the elevator that rated load weight is more than or equal to 0.5t;Rated load weight is more than or equal to 3t(or specified lifting Derrick crane of the torque more than or equal to 40tm or productivity are more than or equal to the unloader of 300t/h), and promoted Height is more than or equal to the crane of 2m;The number of plies is more than or equal to 2 layers of mechanical parking equipment.
Hoisting machinery is divided into: bridge crane, gantry crane, derrick crane, runabout crane, seat type lifting Machine, elevator, cable crane, jib crane, mechanical parking equipment.The course of work of hoisting machinery generally comprises Raising, operation, decline and return original position and etc..Lifting mechanism passes through load-engaging device from taking object place that weight is lifted, through transporting Row, revolution or jib lubbing mechanism shift weight, back in situ after weight is transferred in designated place.
Hoisting machinery starts vertical after suspender feeding or vertically has horizontal impulse stroke concurrently, after arriving at the destination Unloading, then idle stroke complete a working cycles, then carry out second of handling again to feeding place.In general, crane When tool works, feeding, migration and unloading are successively carried out, and the work of each corresponding mechanism is intermittent.
Hoisting machinery is mainly used for carrying work piece, and the bulk of coal, ore, grain etc can be carried by being equipped with after grabbing bucket Material, being equipped with after containing bucket can the liquid material such as handling molten steel.Some hoisting machineries such as elevator can also be used to manned.In certain uses Occasion, lifting equipment or main Work machine, such as loading and unloading the crane of material at harbour and station is exactly main work Industry is mechanical.
Currently, the Chinese patent of Publication No. CN2767409Y discloses a kind of high pedestal jib crane, the crane and biography The crane structure of system is essentially identical, is mainly inclined by the center of the cylinder center of high pedestal jib crane and door frame The component of heart design, cylinder and upper part moves forward relative to door frame toward beam mechanism direction, is thus equivalent to beam mechanism Toward suspender direction moved forward one section away from, that is, increase the luffing range of beam mechanism, because without increasing beam mechanism length, The self weight of entire beam mechanism would not also increase, and reached and only made lesser change to traditional high pedestal jib crane and can fit Handling purpose should be carried out by the cargo of any position on large tonnage ship.
This high pedestal jib crane although reached to traditional high pedestal jib crane only make it is lesser change just adapt to The cargo of any position carries out handling purpose on large tonnage ship, but since it is only using suspension hook as lifting member, and hang The inconvenient article to rectangle of hook one side, if container is fixed, on the other hand, if not carried out to suspension hook when hanged solid It is fixed, it is easy to be detached from article, causes biggish loss even casualties.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of mobile gantry crane, including lifting machine frame Frame, the control room on lifting machine frame, power house and suspension hook, lifting machine frame include the longitudinal framing and cross being fixed to each other To frame, power house is connected on transverse frame, suspension hook is suspended on transverse frame by several drawstrings, and suspension hook includes several Boom set on drawstring end, be parallel to each other between boom setting in rectangular configuration, and boom both ends are equipped with for promptly article Movable claw, movable claw are hinged on boom, the revolving part for driving movable claw to rotate are additionally provided on boom, and for limiting The locking member of movable claw rotation angle and rotation position.
Technical effect: can facilitate to the rectangular articles such as container carry out it is hanged, and convenient in lifting to article carry out It is fixed, it avoids article from being detached from, prevents from causing economic loss and casualties.
The technical solution that the utility model further limits is:
Further, revolving part includes rotation axis, and movable claw is connect by rotation axis with boom, and rotation axis is equipped with driven Gear, boom is interior to be equipped with active motor and driving gear, to drive driven gear to rotate.
The preceding mobile gantry crane, locking member include locking worm screw and locking worm gear, and locking worm gear passed through It crosses axis to be rotatably connected in boom, worm gear is concentric is fixed on transition axis for driving gear and locking, locking worm screw and actively electricity The output shaft of machine is wholely set, and is engaged with locking worm gear.
The preceding mobile gantry crane, movable claw bottom, which is equipped with, firmly grasps block, the promptly trapezoidal setting in block cross section, The one side of its rectangle is arranged towards boom side, and promptly block end is wholely set the stay hook for firmly grasping article.
The preceding mobile gantry crane, boom are equipped with several tower cranes being parallel to each other, the company of rotation on tower crane It is connected to hanging wheel, drawstring passes through hanging wheel and is set around on hanging wheel, for pulling tower crane to go up and down.
The preceding mobile gantry crane offers several lacing holes on boom, and lacing hole is located at right on boom The position for answering tower crane, for wearing binding rope between boom and article to fix article.
The preceding mobile gantry crane is additionally provided with several ladders on boom, and ladder is parallel to each other and extends to Boom bottom.
The beneficial effects of the utility model are:
(1) in the utility model, boom is in rectangular arranged, can preferably be bonded the article of rectangular shape, and pass through work Pawl fixes it, avoids the article during hanged from falling off from boom, while operator can be facilitated to fix article On crane, article is avoided to be detached from, prevents from causing economic loss and casualties;
(2) in the utility model, revolving part is able to drive movable claw rotation, and when boom is bonded article, revolving part is driven Movable claw rotation and clamping article complete the fixation of article, while locking member can lock position and the rotation angle of movable claw, It avoids movable claw from rotating in the process of grasping and causes to grab insecure;
(3) in the utility model, can be avoided driven gear by the self-locking performance of worm and gear is influenced to invert by external force, It is so avoided that movable claw rotates, improves the fastness of crawl;
(4) in the utility model, additionally it is possible to wear fixed rope between article and boom by lacing hole, so cooperate Movable claw can carry out dual fixation to article, improve the fastness for grabbing and fixing to article, further promote whole crawl When degree of safety.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment 1;
Fig. 2 is the structural schematic diagram of suspension hook in embodiment 1;
Fig. 3 is the structural schematic diagram of revolving part in embodiment 1;
Fig. 4 is the structural schematic diagram of movable pulley group in embodiment 1;
Fig. 5 is the structural schematic diagram of brake member in embodiment 1;
Wherein: 1, lifting machine frame;11, control room;12, power house;13, longitudinal framing;14, transverse frame;15, it draws Rope;2, suspension hook;21, boom;22, movable claw;23, block is firmly grasped;24, stay hook;25, tower crane;26, lacing hole;27, hanging wheel;3, Movable pulley group;31, Mobile base;32, attachment base;4, actuator;41, driving motor;42, retarder is driven;43, connecting plate;44, Pin shaft;5, brake member;51, three fork arm;52, brake block;53, brake lever;54, tooth connection;55, link slot;56, positioning plate;57, Fixed cone;6, impeller;61, lead screw is pushed;62, pushing motor;63, sliding block;64, driven wheel;65, driving wheel;66, synchronous Band;7, revolving part;71, rotation axis;72, driven gear;73, driving gear;74, active motor;8, locking member;81, snail is locked Wheel;82, worm screw is locked;83, transition axis;9, ladder.
Specific embodiment
A kind of mobile gantry crane provided in this embodiment, structure are as shown in Figure 1 comprising lifting machine frame 1 is set In control room 11, power house 12 and suspension hook 2 on lifting machine frame 1, lifting machine frame 1 includes the longitudinal framing 13 being fixed to each other With transverse frame 14, power house 12 is connected on transverse frame 14, suspension hook 2 is suspended on transverse frame 14 by several drawstrings 15 On.
As depicted in figs. 1 and 2, suspension hook 2 includes several booms 21 for being set to 15 end of drawstring, is mutually put down between boom 21 Row setting in rectangular configuration, 21 both ends of boom are equipped with the movable claw 22 for promptly article, and movable claw 22 is hinged on boom 21, It is additionally provided with the revolving part 7 for driving movable claw 22 to rotate on boom 21, and rotates angle and rotation for limiting movable claw 22 The locking member 8 that indexing is set.
As shown in Figures 2 and 3, boom 21 is equipped with several tower cranes 25 being parallel to each other, and is rotatably connected on tower crane 25 Hanging wheel 27, drawstring 15 passes through hanging wheel 27 and is set around on hanging wheel 27, for pulling tower crane 25 to go up and down.It is offered on boom 21 several A lacing hole 26, lacing hole 26 is located at the position that tower crane 25 is corresponded on boom 21, for wearing binding between boom 21 and article Rope is to fix article.Several ladders 9 are additionally provided on boom 21, ladder 9 is parallel to each other and extends to 21 bottom of boom.
22 bottom of movable claw is equipped with promptly block 23, the promptly trapezoidal setting in 23 cross section of block, the one side direction of rectangle The setting of 21 side of boom, and promptly 23 end of block is wholely set the stay hook 24 for firmly grasping article.Revolving part 7 includes rotation Axis 71, movable claw 22 are connect by rotation axis 71 with boom 21, and rotation axis 71 is equipped with driven gear 72, are equipped with master in boom 21 Dynamic motor 74 and driving gear 73, to drive driven gear 72 to rotate.
Locking member 8 includes locking worm screw 82 and locking worm gear 81, and locking worm gear 81 is rotatably connected on by transition axis 83 and is hung In arm 21, worm gear 81 is concentric is fixed on transition axis 83 for driving gear 73 and locking, locking worm screw 82 and active motor 74 Output shaft is wholely set, and is engaged with locking worm gear 81.
As shown in figure 4, being equipped with several same straight lines that are parallel to each other or are located at towards the side on ground on longitudinal framing 13 Movable pulley group 3, movable pulley group 3 includes Mobile base 31 and attachment base 32, and Mobile base 31 is rotatably connected on longitudinal framing 13, bottom Portion is connected with several idler wheels linearly arranged;Attachment base 32 is fixed on 13 bottom of longitudinal framing, for connecting longitudinal framing 13 and Mobile base 31, there are two Mobile bases 31 arranged side by side for the connection of 32 bottom of attachment base.
Attachment base 32 is equipped with actuator 4 and is additionally provided with brake in attachment base 32 for driving idler wheel to rotate to push crane Vehicle part 5, brake member 5 include that vertical direction slides three fork arms 51 being connected in attachment base 32, and three fork arms, 51 two sides are respectively equipped with It is adapted to the brake block 52 that idler wheel is used for positioning roller, the brake lever 53 for contradicting ground in brake is equipped among three fork arms 51.
As shown in figure 5, brake block 52 is adapted to idler wheel and the arc-shaped setting of global shape, brake block 52 towards idler wheel one Side is equipped with several tooth connections 54, and the connecting portion that wheels side face corresponds to brake block 52 is equipped with link slot 55, link slot 55 and company Tooth 54 is connect to be mutually adapted.53 end of brake lever is fixed to be parallel to horizontal plane and in the positioning plate 56 of rectangle setting, positioning plate 56 The fixed cone 57 of several permutations setting is equipped with towards the side on ground, to firmly grasp ground.
The impeller 6 for pushing three fork arms 51 to slide is equipped in Mobile base 31, impeller 6 includes setting perpendicular to horizontal plane The promotion lead screw 61 and pushing motor 62 set, the interior sliding of Mobile base 31 are connected with sliding block 63, and sliding block 63 and three fork arms 51 are fixed, and Lead screw 61 is pushed to penetrate sliding block 63 and be threadedly coupled with sliding block 63.Dynamic lead screw end is rotatably connected on Mobile base by driven wheel 64 In 31, the output shaft of pushing motor 62 is equipped with driving wheel 65, is driven between driving wheel 65 and driven wheel 64 by synchronous belt 66.
As shown in Figure 4 and Figure 5, actuator 4 includes driving motor 41 and driving retarder 42, the output shaft of driving motor 41 Connection driving retarder 42, for driving idler wheel to rotate.Driving retarder 42 is integrally disposed upon on Mobile base 31, drives retarder 42 sides are equipped with connecting plate 43, and for fixing driving motor 41,43 bottom of connecting plate is connect by pin shaft 44 with Mobile base 31.
In addition to the implementation, the utility model can also have other embodiments;It is all to use equivalent replacement or equivalent change The technical solution to be formed is changed, the protection scope of the requires of the utility model is all fallen within.

Claims (7)

1. it is a kind of movable type gantry crane, including lifting machine frame (1), be set to lifting machine frame (1) on control room (11), Power house (12) and suspension hook (2), it is characterised in that: the lifting machine frame (1) include the longitudinal framing (13) being fixed to each other and Transverse frame (14), connects power house (12) on transverse frame (14), and suspension hook (2) is suspended on transverse direction by several drawstrings (15) On frame (14), suspension hook (2) includes several booms (21) for being set to drawstring (15) end, and being parallel to each other between boom (21) is in Rectangular configuration setting, boom (21) both ends are equipped with the movable claw (22) for promptly article, and movable claw (22) is hinged on boom (21) on, the revolving part (7) for driving movable claw (22) to rotate is additionally provided on boom (21), and for limiting movable claw (22) locking member (8) of angle and rotation position is rotated.
2. movable type gantry crane according to claim 1, it is characterised in that: the revolving part (7) includes rotation axis (71), movable claw (22) is connect by rotation axis (71) with boom (21), and rotation axis (71) is equipped with driven gear (72), boom (21) active motor (74) and driving gear (73) are equipped in, to drive driven gear (72) to rotate.
3. movable type gantry crane according to claim 2, it is characterised in that: the locking member (8) includes locking snail Bar (82) and locking worm gear (81), locking worm gear (81) are rotatably connected in boom (21) by transition axis (83), driving gear (73) worm gear (81) are concentric is fixed on transition axis (83) with locking, lock the output shaft of worm screw (82) and active motor (74) It is wholely set, and is engaged with locking worm gear (81).
4. movable type gantry crane according to claim 1, it is characterised in that: movable claw (22) bottom is equipped with and grabs The one side of tight block (23), the promptly trapezoidal setting in block (23) cross section, rectangle is arranged towards boom (21) side, and promptly Block (23) end is wholely set the stay hook (24) for firmly grasping article.
5. movable type gantry crane according to claim 1, it is characterised in that: the boom (21) is equipped with several The tower crane (25) being parallel to each other is rotatably connected to hanging wheel (27) on tower crane (25), and drawstring (15) passes through hanging wheel (27) and is set around On hanging wheel (27), for pulling tower crane (25) to go up and down.
6. movable type gantry crane according to claim 5, it is characterised in that: offered on the boom (21) several A lacing hole (26), lacing hole (26) are located at the position that tower crane (25) are corresponded on boom (21), in boom (21) and article Between wear binding rope to fix article.
7. movable type gantry crane according to claim 6, it is characterised in that: be additionally provided on the boom (21) several A ladder (9), ladder (9) are parallel to each other and extend to boom (21) bottom.
CN201821752979.8U 2018-10-26 2018-10-26 Mobile gantry crane Active CN209038911U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821752979.8U CN209038911U (en) 2018-10-26 2018-10-26 Mobile gantry crane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821752979.8U CN209038911U (en) 2018-10-26 2018-10-26 Mobile gantry crane

Publications (1)

Publication Number Publication Date
CN209038911U true CN209038911U (en) 2019-06-28

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CN201821752979.8U Active CN209038911U (en) 2018-10-26 2018-10-26 Mobile gantry crane

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109110652A (en) * 2018-10-26 2019-01-01 南京禄口起重机械有限公司 A kind of movable type gantry crane

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109110652A (en) * 2018-10-26 2019-01-01 南京禄口起重机械有限公司 A kind of movable type gantry crane

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