CN201580914U - Monospar trackless combination gantry crane - Google Patents

Monospar trackless combination gantry crane Download PDF

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Publication number
CN201580914U
CN201580914U CN200920350633XU CN200920350633U CN201580914U CN 201580914 U CN201580914 U CN 201580914U CN 200920350633X U CN200920350633X U CN 200920350633XU CN 200920350633 U CN200920350633 U CN 200920350633U CN 201580914 U CN201580914 U CN 201580914U
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CN
China
Prior art keywords
girder
trapezoidal
boom
supporting leg
trackless
Prior art date
Application number
CN200920350633XU
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Chinese (zh)
Inventor
刘国恩
刘国胜
Original Assignee
北京奥宇模板有限公司
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Application filed by 北京奥宇模板有限公司 filed Critical 北京奥宇模板有限公司
Priority to CN200920350633XU priority Critical patent/CN201580914U/en
Application granted granted Critical
Publication of CN201580914U publication Critical patent/CN201580914U/en

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Abstract

The utility model relates to a monospar trackless combination gantry crane used for finished product lifting piling of all-steel flat-die installed and welded production line and lifting of all-steel large die plate installed and welded field, mainly comprising a trapezoidal leg, a girder, a door-shaped leg, a rotating support, a universal wheel, a studdle group and a monospar electric block, wherein the trapezoidal leg and the door-shaped leg are respectively arranged at two ends of the girder; and the middle part of the cross beam of the door-shaped leg is provided with the rotating support which can rotate by 360 degrees. The monospar trackless combination gantry crane can lead the girder to horizontally swing by 90 degrees, does not need to be assembled with a walking track and an operating person, can manually push the crane to move arbitrarily on the ground and rotate on a plane, can step on the assembly component to implement vertical and horizontal lifting, and can replace the sky crane in the plant and the mobile crane in the open, make up the defects of the plant crane or the field gantry crane, and save the mobile crane.

Description

Single-beam trackless combination gauntry crane

Technical field

But the utility model relates to a kind of special-purpose single-beam trackless combination gauntry crane that is used for the lifting of steel structure assembly welding place and stacks member manpower promotion transfer tasks place, in factory building, hung in alternative day, alternative in the open mobile crane is engaged in the lifting operation of certain limit.

Background technology

At present, the assembly welding manufacturing field in China steel structure enterprise and building template enterprise, part operation in factory building, part square operation in the open.Operation often exists the sky to hang less in factory building, and there is the few problem of gauntry crane usually in operation in the open, can not satisfy assembly welding erecting work requirement, need prepare mobile crane separately.Adapted mobile crane general expense is higher, need specially join the driver, and can not fully satisfy the cooperation requirement.Part steel structure enterprise and building template enterprise also made trackless list frame portal crane in the past by oneself, because of having only a gantry structure, only at the equipped cardan wheel of a side, and did not have the studdle location, so accurately lift the poor performance that puts in place, were not extensively promoted.Two trackless list frame gauntrys crane were also once done by the applicant Beijing AoYu Module Co., Ltd, and because of there are some problems in structure, performance can't guarantee, therefore often by idle.

Summary of the invention

When producing the busy season for solving manufacturing enterprise's template, the problem that the factory building sky hangs and gauntry crane can not satisfy template assembly welding lifting requirements in the open, the utility model is developed a kind of single-beam trackless combination gauntry crane, to be used in flat-die assembly welding manufacturing line, also can be used for certain limit template assembly welding lifting requirements.

The purpose of this utility model is achieved through the following technical solutions:

A kind of single-beam trackless combination gauntry crane is made up of trapezoidal supporting leg, girder, door shape supporting leg, rotary support and single-beam electric block, and wherein trapezoidal supporting leg and door shape supporting leg are set up in the two ends of girder respectively; Described girder is made of girder top boom that be arranged in parallel and girder lower boom; Described trapezoidal supporting leg is made of the bottom of isosceles trapezoid framework installing cardan wheel and studdle group; Described door shape supporting leg is made of a upper end door shape crossbeam of installing and two door shape diagonal braces of two trapezoidal supporting legs; Described rotary support is installed in a shape crossbeam central authorities.

Described girder lower boom is an I-beam section, and the girder top boom is a square tube, is provided with several girder web members between upper and lower chord member; The span of girder is 12m, and upper and lower chord member kernel of section is apart from 400mm, and girder web member leaning angle is 45 °, and camber is 15mm.

The isosceles ladder-shaped frame is by two waist bars, trapezoidal top boom with trapezoidal lower boom is affixed forms in the described trapezoidal supporting leg, be connected with pipe link between the two waist bars, the obtuse angle angle of pipe link, trapezoidal top boom and two waist bars is provided with the reinforcement gusset, two cardan wheels are installed in trapezoidal lower boom two ends respectively, and 1/5 place respectively arranges one group of studdle group apart from two ends.

Door shape crossbeam is an I-beam section in the described door shape supporting leg, and door shape crossbeam is provided with reinforced door shape hound respectively with the vertical angle of cut of two trapezoidal supporting legs place.

Described rotary support is made up of thrust articulated bearing and rotating shaft, and this thrust articulated bearing is fixed on a shape crossbeam central authorities, and rotating shaft is fixed on be connected with the door shape crossbeam downside of an end of girder lower boom.

The utility model single-beam trackless combination gauntry crane adapts to flat-die (3.0 * 1.5) m 2160 liftings of manufacturing line split run assembly welding are rolled off the production line and are stacked requirement, adopt single-beam to hang from operating electric block, the crane main frame adopts portal frame, and portal frame one side also adopts the gate-type supporting leg, can make crane stride into the lifting of the most last assembly welding station of manufacturing line, can stride into workpiece during nonproductive line assembly welding and lift along the girder direction.Main beam of crane adopts rotary support to be connected with gate-type supporting leg one end, and the other end and trapezoidal supporting leg adopt bolt, and girder carries out lifting operation for rotatable 90 °, has enlarged the lifting scope.Trapezoidal supporting leg and door shape supporting leg all adopt the cardan wheel walking manner, make things convenient for manpower to promote crane and move on the plane.

Crane body frame body one side adopts trapezoidal supporting leg, and opposite side is a door shape supporting leg, and the both sides of door shape supporting leg still are two trapezoidal supporting legs, and trapezoidal supporting leg all adopts the isosceles trapezoid framework, and its trapezoidal top boom and two waist bars all adopt double flute steel assembly welding mouth to mouth.Trapezoidal lower boom adopts the back-to-back certain size assembly welding of being separated by of double flute steel, makes things convenient for two ends to be equipped with cardan wheel, middle equipped two studdle groups.Isosceles trapezoid framed structure symmetry, the relative configurations arrangement convenience, mechanical structure is reasonable.Main beam of crane adopts parallel chord truss, and lower boom adopts I-beam section, and top boom adopts square steel tube, and the length of side and web member channel-section steel width are all wide identical with the lower boom I-beam section edge of a wing, compact conformation, and assembly welding is convenient, and intensity is abundant.

The beneficial effects of the utility model are: crane is simple in structure, it is good that manpower promotes the plane travelling performance, the fixed-site lifting is convenient, do not need specially to join the driver, be convenient to operation and carry out the interior lifting operation of certain limit, and need not set mobile crane, satisfied production busy season factory building sky hangs the demand with open-air gauntry crane device deficiency, improves the nervous situation of lifting operation.

Description of drawings

Fig. 1: be the utility model single-beam trackless combination gauntry crane assembling schematic isometric.

Fig. 2: be the utility model middle girder assembling scheme drawing.

Fig. 3: be trapezoidal supporting leg assembling scheme drawing in the utility model.

Fig. 4: be door shape supporting leg assembling schematic isometric in the utility model.

Fig. 5: be the enlarged drawing of A part among Fig. 1, show the structure of rotary support.

Fig. 6: the structure enlarged drawing that is studdle group in the utility model.

Among the figure, 1. trapezoidal supporting leg, 2. girder, 3. a shape supporting leg, 4. rotary support, 5. cardan wheel, 6. studdle group, 7. single-beam electric block, 8. isosceles trapezoid framework, 9. trapezoidal lower boom, 10. trapezoidal top boom, 11. waist bars, 12. pipe link, 13. girder lower booms, 14. girder top booms, 15. girder web members, 16. cable steel cable frame, 17. shape crossbeams, 18. shape diagonal braces, 19. thrust articulated bearings, 20. rotating shaft, 21. screw rods, 22. nuts, 23. ball hinged supports.

The specific embodiment

Embodiment and accompanying drawing thereof below in conjunction with the utility model single-beam trackless combination gauntry crane further specify structure of the present utility model.Embodiment of the present utility model as shown in Figure 1, it is mainly constructed and comprises ladder type supporting leg 1, girder 2, door shape supporting leg 3, rotary support 4, cardan wheel 5, studdle group 6 and single-beam electric block 7.Wherein trapezoidal supporting leg 1 and door shape supporting leg 3 are set up in the two ends of girder 2 respectively.To shown in Figure 4, girder 2 is made of girder top boom 14 that be arranged in parallel and girder lower boom 13 as Fig. 2; Trapezoidal supporting leg 1 is made of the bottom of isosceles trapezoid framework 8 installing cardan wheel 5 and studdle group 6; Door shape supporting leg 3 is made of a upper end door shape crossbeam 17 of installing and two door shape diagonal braces 18 of two trapezoidal supporting legs 1; Described rotary support 4 is installed in shape crossbeam 17 central authorities.

In the present embodiment, the girder lower boom 13 of girder 2 is the 20a I-beam section, and girder top boom 14 is 100mm * 5mm square tube, and several girder web members 15 are housed between upper and lower chord member, and girder web member 15 is made for the 10# channel-section steel; The span of girder 2 is 12m, and upper and lower chord member kernel of section is apart from 400mm, and girder web member leaning angle is 45 °, and camber is 15mm.

The isosceles ladder-shaped frame is by two trapezoidal waist bars 11, trapezoidal top boom 10 and trapezoidal lower boom 9 affixed forming in the described trapezoidal supporting leg 1, be connected with pipe link 12 between the two waist bars 11, the obtuse angle angle of pipe link, trapezoidal top boom and two waist bars is provided with one of the thick reinforcement gusset of δ 6mm, two 2t cardan wheels are installed in trapezoidal lower boom two ends respectively, and 1/5 place respectively arranges one group of studdle group 6 apart from two ends.Screw rod 21 is T32 * 6, long 600mm screw rod in the studdle group 6, and nut 22 is T32 * 6, and studdle group lower end is a ball pivot base 23.

Door shape supporting leg 3 center members 17 are the 20# I-beam section in the present embodiment, and span is 3.5m; Crossbeam 17 is provided with respectively with two trapezoidal supporting legs, 1 vertical angle of cut place strengthens hound 18, material selection 10# I-beam section.

Rotary support 4 adopts thrust articulated bearings 15 and rotating shaft 20 to form in the present embodiment, and thrust articulated bearing is fixed on shape crossbeam 17 central authorities, and rotating shaft 20 is fixed on be connected with the shape crossbeam downside of an end of girder lower boom 13.

Specific embodiment is as follows:

Present embodiment makes it adapt to flat-die (3.0 * 1.5) m according to the crane operation space requirement 2160 liftings of manufacturing line split run are rolled off the production line and are stacked and corresponding template assembly welding lifting requirements, and the hoisting capacity of combination gauntry crane is pressed the 2t design, and girder 2 length are 12m, and the assembling of trapezoidal supporting leg 1 and door shape supporting leg 3 highly is 4m.The span of door shape supporting leg 3 is 3.5m, and at girder one end and the equipped rotary support 4 in door shape crossbeam 17 central junctions, can make 90 ° of girder horizontal huntings, corresponding in 12m (length) * 3.0m (wide) * 3.5m (height) space, maximum lift heavy 2t member carries out the operation of spelling stacking and hoisting, substitute the factory building sky and hang deficiency or rent mobile crane in the open, save certain crane usage charges.

For adapting to the requirement of two kinds of supporting leg structures, the supporting leg of trapezoidal supporting leg 1 and door shape supporting leg 3 all is designed to isosceles trapezoid framework 8, its oad is trapezoidal lower boom 9 long 2.0m, trapezoidal top boom 10 long 0.6m, high 3.5m, the trapezoidal top boom 10 of this framework and two waist bars 11 are two 10# channel-section steels assembly welding mouth to mouth, and trapezoidal lower boom is that two 12# thin-wall channels are back-to-back, spacing 70mm assembly welding is convenient to arrange 2t cardan wheel and T32 * 6mm studdle group; Two 8# channel-section steel pipe links 12 are arranged at two waist bars, 11 middle parts, and the place, 4 interior obtuse angles of ladder-shaped frame arranges that all δ 6mm strengthens each one of gusset, makes the ladder-shaped frame Strength Safety, and rigidity is abundant.In order to look for girder 2 that absolute altitudes are installed, at the two 20# of trapezoidal top boom 10 intermediate arrangement of trapezoidal supporting leg 1 one group on channel-section steel pad mouth to mouth, long 250mm.Adapt to door shape crossbeam 17 requirement of strength and rigidity requirement, selecting the long 3.5m of 20# I-beam section is the crossbeam material, respectively one of door shape crossbeam 17 1/4 places, central both sides and isosceles trapezoid framework 8 middle part waist bar pipe links 12 intermediate arrangement 10# I-shaped steel casement door shape diagonal brace 18.

For adapting to rotary support 4 structure requirements, adopt thrust articulated bearing 19, model is GX20S, its dynamic load rating [N]=84KN can satisfy the requirement of lift heavy G=2t load fully; And can adapt to and cantilever rotating shaft 20 is installed down at the girder two ends (certain variation requirement of diameter d=20mm) and the door shape supporting leg 3 vertical angles of cut does not produce the girder vertical plane and rotates moment of flexure destruction.

For adapting to girder 2 structural strengths and rigidity requirement, select girder lower boom 13 to be the long 12m of 20# I-beam section, girder top boom 14 is 100 * 5mm square steel tube, girder web member 15 is the 10# channel-section steel, and its layout angle is 45 °; Upper and lower chord member width between centers is 400mm; Analyze as calculated and determine that camber is 15mm; Arrange single-beam electric block 7, side arrangement cable steel cable frame 16 at girder.

Claims (6)

1. a single-beam trackless makes up gauntry crane, it is characterized in that: it is made up of trapezoidal supporting leg (1), girder (2), door shape supporting leg (3), rotary support (4) and single-beam electric block (7), and wherein trapezoidal supporting leg (1) and door shape supporting leg (3) are set up in the two ends of girder respectively; Described girder (2) is made of girder top boom (14) that be arranged in parallel and girder lower boom (13); Described trapezoidal supporting leg (1) is made of the bottom of isosceles trapezoid framework (8) installing cardan wheel (5) and studdle group (6), and described shape supporting leg (3) installs a door shape crossbeam (17) by the upper end of two trapezoidal supporting legs (1) and two door shape diagonal braces (18) are constituted; Described rotary support (4) is installed in shape crossbeam (a 17) central authorities.
2. single-beam trackless combination gauntry crane as claimed in claim 1, it is characterized in that: described girder lower boom (13) is an I-beam section, and girder top boom (14) is a square tube, is provided with several girder web members (15) between upper and lower chord member.
3. single-beam trackless combination gauntry crane as claimed in claim 2, it is characterized in that: the span of described girder (2) is 12m, and upper and lower chord member kernel of section is apart from 400mm, and girder web member leaning angle is 45 °, and camber is 15mm.
4. single-beam trackless combination gauntry crane as claimed in claim 1, it is characterized in that: isosceles ladder-shaped frame (8) is by two waist bars (11), trapezoidal top boom (10) and affixed the forming of trapezoidal lower boom (11) in the described trapezoidal supporting leg, be connected with pipe link (12) between the two waist bars (11), the obtuse angle angle of pipe link, trapezoidal top boom and two waist bars is provided with the reinforcement gusset, two cardan wheels are installed in trapezoidal lower boom two ends respectively, and 1/5 place respectively arranges one group of studdle group (6) apart from two ends.
5. single-beam trackless combination gauntry crane as claimed in claim 1, it is characterized in that: door shape crossbeam (17) is I-beam section in the described door shape supporting leg (3), and door shape crossbeam (17) is provided with reinforced door shape hound (18) respectively with the vertical angle of cut of two trapezoidal supporting legs (1) place.
6. single-beam trackless combination gauntry crane as claimed in claim 1, it is characterized in that: described rotary support (4) is made up of thrust articulated bearing (16) and rotating shaft (20), this thrust articulated bearing is fixed on shape crossbeam (a 17) central authorities, and rotating shaft (20) is fixed on be connected with door shape crossbeam (17) downside of an end of girder lower boom (13).
CN200920350633XU 2009-12-28 2009-12-28 Monospar trackless combination gantry crane CN201580914U (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN200920350633XU CN201580914U (en) 2009-12-28 2009-12-28 Monospar trackless combination gantry crane

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102372231A (en) * 2011-07-21 2012-03-14 牡丹江水力发电总厂 Tool for hoisting mechanical equipment
CN102659029A (en) * 2012-04-25 2012-09-12 汪明霞 Combined type movable hanger
CN103482484A (en) * 2013-10-15 2014-01-01 浙江天晟建材集团有限公司 Circulating gantry crane
CN103556848A (en) * 2013-11-09 2014-02-05 鸡西市圣火锅炉制造有限公司 Moving shelter factory building adopting portal crane
CN104773656A (en) * 2015-04-03 2015-07-15 东风汽车公司 Combined type folding portal crane
CN107352395A (en) * 2017-08-24 2017-11-17 安徽骏达起重机械有限公司 Column rigid track crane system
CN108046124A (en) * 2017-10-10 2018-05-18 彩虹(合肥)光伏有限公司 A kind of movable type gantry rack device
CN108147278A (en) * 2017-12-21 2018-06-12 合肥市春华起重机械有限公司 A kind of hydraulic lifting gate type portal gantry
CN110395666A (en) * 2019-08-06 2019-11-01 诚业工程科技集团有限公司 A kind of large size A seating drum splayed door type upending frame and construction method for hanging
CN110577155A (en) * 2019-09-17 2019-12-17 中石化石油机械股份有限公司 Light gantry type hoisting device for compressor maintenance and installation method thereof

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102372231A (en) * 2011-07-21 2012-03-14 牡丹江水力发电总厂 Tool for hoisting mechanical equipment
CN102659029A (en) * 2012-04-25 2012-09-12 汪明霞 Combined type movable hanger
CN102659029B (en) * 2012-04-25 2013-11-20 衢州市依科达节能技术有限公司 Combined type movable hanger
CN103482484A (en) * 2013-10-15 2014-01-01 浙江天晟建材集团有限公司 Circulating gantry crane
CN103556848A (en) * 2013-11-09 2014-02-05 鸡西市圣火锅炉制造有限公司 Moving shelter factory building adopting portal crane
CN103556848B (en) * 2013-11-09 2016-02-10 鸡西市圣火锅炉制造有限公司 Use the mobile hangar room of portal jib crane
CN104773656A (en) * 2015-04-03 2015-07-15 东风汽车公司 Combined type folding portal crane
CN107352395A (en) * 2017-08-24 2017-11-17 安徽骏达起重机械有限公司 Column rigid track crane system
CN108046124A (en) * 2017-10-10 2018-05-18 彩虹(合肥)光伏有限公司 A kind of movable type gantry rack device
CN108147278A (en) * 2017-12-21 2018-06-12 合肥市春华起重机械有限公司 A kind of hydraulic lifting gate type portal gantry
CN110395666A (en) * 2019-08-06 2019-11-01 诚业工程科技集团有限公司 A kind of large size A seating drum splayed door type upending frame and construction method for hanging
CN110577155A (en) * 2019-09-17 2019-12-17 中石化石油机械股份有限公司 Light gantry type hoisting device for compressor maintenance and installation method thereof

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100915

Termination date: 20151228

EXPY Termination of patent right or utility model