CN202131027U - Single-girder lifting hook portal crane - Google Patents

Single-girder lifting hook portal crane Download PDF

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Publication number
CN202131027U
CN202131027U CN201120205017U CN201120205017U CN202131027U CN 202131027 U CN202131027 U CN 202131027U CN 201120205017 U CN201120205017 U CN 201120205017U CN 201120205017 U CN201120205017 U CN 201120205017U CN 202131027 U CN202131027 U CN 202131027U
Authority
CN
China
Prior art keywords
girder
hook
lifting hook
crane
main
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.)
Expired - Lifetime
Application number
CN201120205017U
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Chinese (zh)
Inventor
王守岗
夏崇汉
刘正连
钱永强
刘云峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changzhou Changkuang Hoisting Machinery Co Ltd
Original Assignee
Changzhou Changkuang Hoisting Machinery Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Changzhou Changkuang Hoisting Machinery Co Ltd filed Critical Changzhou Changkuang Hoisting Machinery Co Ltd
Priority to CN201120205017U priority Critical patent/CN202131027U/en
Application granted granted Critical
Publication of CN202131027U publication Critical patent/CN202131027U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

A single-girder lifting hook portal crane comprises a supporting mechanism, a small crane and a large crane traveling mechanism. The supporting mechanism includes a girder and supporting legs, wherein the girder is positioned on two supporting legs. The small crane comprises a main lifting mechanism, an auxiliary lifting mechanism, a small crane traveling mechanism, a small crane frame, a main lifting hook assembly and an auxiliary lifting hook assembly, wherein the main lifting mechanism, the auxiliary lifting mechanism and the small crane traveling mechanism are all positioned on the small crane frame. The small crane frame is a four-beam framework formed by two transverse beams and two longitudinal beams, and two sides under the small crane frame are provided with symmetrical idler wheel supports. The large crane traveling mechanism includes idler wheels and is connected with lower ends of supporting legs. The single-girder lifting hook portal crane is characterized in that lower ends of idler wheel supports are provided with two parallel support idler wheels, the main lifting hook assembly includes a pulley block and a lifting hook, a pulley block wheel groove is parallel to transverse beams, and the auxiliary lifting hook assembly is arranged just in front of the main lifting hook assembly. The single-girder lifting hook portal crane is high in location accuracy, reasonable in structure and stable in running.

Description

A kind of single girder gantry crane with hook
Technical field
The utility model relates to a kind of hoisting crane technical field, especially a kind of single girder gantry crane with hook.
Background technology
Single girder gantry crane with hook be between fixed span in carrying and load and unload the mechanical equipment of material; Be widely used in workshop, warehouse or open area; Its girder is being supported by the tall and big leg on both sides, and running wheel just is contained on the bottom girder of leg, along being laid on ground-surface orbital motion.Monkey oad commonly used at present is big; Assembly and disassembly is cumbersome, has increased the work capacity of assembly and disassembly in the transportation, and the equipment of employing increases; Safety is also influenced; And roller only on the rolling wheel support, roller contacts the pressure that bears in the place with crossbeam bigger, and wearing and tearing can be more serious.Desirable situation is, reduces the assembly and disassembly number of times of hoisting crane, the compactness rational in infrastructure of dolly, not only safety but also save time.
The utility model content
The purpose of the utility model is to overcome the defective that prior art exists, and a kind of single girder gantry crane with hook rational in infrastructure is provided.
The utility model solves the technical scheme that its technical matters adopted: a kind of single girder gantry crane with hook, have supporting mechanism, dolly, traveling mechanism of the larger traveller, and supporting mechanism has girder and leg, and girder is arranged on two legs; Dolly has main hoisting mechanism, auxiliary hoisting mechanism, wheeling mechanism, trolley frame, main hook assembly, secondary hook assembly; Main hoisting mechanism, auxiliary hoisting mechanism, wheeling mechanism are installed on the trolley frame, and trolley frame is formed four beam frameworks by two crossbeams and two longerons, and the both sides of trolley frame below are provided with the rolling wheel support of symmetry; Traveling mechanism of the larger traveller has roller; Traveling mechanism of the larger traveller and said leg lower ends connect; It is characterized in that: the rolling wheel support lower end is provided with two support rollers arranged side by side; Main hook assembly has assembly pulley and suspension hook, and the assembly pulley race is parallel with crossbeam, and secondary hook assembly is arranged on the dead ahead of main hook assembly.
The said wheeling mechanism of technique scheme hangs on the wherein outside of a crossbeam.
Be provided with the dolly rainproof cover directly over the said trolley frame of technique scheme.
The top of the said wheeling mechanism of technique scheme is provided with operation motor rainproof cover.
The said girder of technique scheme two ends also are provided with the maintenance column and hang.
The said leg of technique scheme is provided with crashproof frame.
The said leg of technique scheme lower end is provided with cable drum device.
The beneficial effect of the utility model:
(1) the said rolling wheel support of the utility model lower end is provided with two support rollers arranged side by side, can alleviate roller and contact the pressure that bear in the place with crossbeam, prolongs the service life of support roller.
(2) the assembly pulley race of the said main hook assembly of the utility model is parallel with said crossbeam; Make that the centroidal distance girder of load is nearer; Shorten the distance between load center of gravity and the crane end carriage; Reduce the amplitude of fluctuation of main hook assembly when work, and can improve the accuracy of positioning of load, reduce amplitude of fluctuation.
(3) the described secondary hook assembly of the utility model is arranged on the dead ahead of main hook assembly, and the compactness rational in infrastructure of dolly is convenient to transportation.
(4) the described trolley frame of the utility model directly over be provided with dolly rainproof cover and wheeling mechanism the top be provided with operation motor rainproof cover, the equipment that can the prevent damage of drenching with rain.
(5) the described rolling wheel support of the utility model is a rigid material, can saving in material, and expendable weight.
(6) the said reductor of the utility model, drg, electrical motor are sat and are crouched on the trolley frame platform, have reduced the center of gravity of wheeling mechanism, make work more steady.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is done further detailed explanation.
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the right elevation of the utility model;
Fig. 3 is the structural representation of the dolly main hoisting mechanism of the utility model;
Fig. 4 is the structural representation of the dolly of the utility model.
Fig. 5 is the birds-eye view of the dolly of the utility model.
1. supporting mechanisms among the figure, 11. girders, 12. legs, 121. crashproof frames, 13. maintenance columns hang 14. cable drum devices; 2. dolly, 21. main hoisting mechanisms, 22. auxiliary hoisting mechanisms, 23. wheeling mechanisms, 24. trolley frames, 241. crossbeams; 242. longeron, 243. rolling wheel supports, 244. support rollers, 25. main hook assemblies, 251. assembly pulleys, 252. suspension hooks; 26. secondary hook assembly, 27. dolly rainproof covers, 28. operation motor rainproof covers, 3. traveling mechanism of the larger traveller, 31. rollers.
The specific embodiment
To combine accompanying drawing that the utility model is described further below.
A kind of single girder gantry crane with hook shown in Fig. 1-5 has supporting mechanism 1, dolly 2, traveling mechanism of the larger traveller 3, and supporting mechanism 1 has girder 11 and leg 12, and girder 11 is arranged on two legs 12; Dolly 2 has main hoisting mechanism 21, auxiliary hoisting mechanism 22, wheeling mechanism 23, trolley frame 24, main hook assembly 25, secondary hook assembly 26; Main hoisting mechanism 21, auxiliary hoisting mechanism 22, wheeling mechanism 23 are installed on the trolley frame 24, and trolley frame 24 is formed four beam frameworks by two crossbeams 241 and two longerons 241, and the both sides of trolley frame 24 belows are provided with the rolling wheel support 243 of symmetry; Rolling wheel support 243 lower ends are provided with two support rollers 244 arranged side by side, and main hook assembly 25 has assembly pulley 251 and suspension hook 252, and assembly pulley 251 races are parallel with crossbeam 241; Secondary hook assembly 26 is arranged on the dead ahead of main hook assembly 25, and wheeling mechanism 23 hangs on the wherein outside of a crossbeam 241, is provided with dolly rainproof cover 27 directly over the trolley frame 24; The top of wheeling mechanism 23 is provided with operation motor rainproof cover 28; Girder 11 two ends also are provided with the maintenance column and hang 13, and traveling mechanism of the larger traveller 3 has roller 31, and traveling mechanism of the larger traveller 3 connects with leg 12 lower ends; Leg 12 is provided with crashproof frame 121, and leg 12 lower ends are provided with cable drum device 14.
During work; Dolly 2 is walked on girder 11, and two support rollers 244 arranged side by side of trolley frame 24 underside roller supports 243 lower end bonded assemblys roll on girder 11, can alleviate the pressure to girder 11; 22 of main hoisting mechanisms 21, auxiliary hoisting mechanism are under cooresponding starter drives; The reductor of corresponding mechanism drives the reel rotation, and through the flexible lifting of steel rope, cart is then through roller 31 walkings.
Should be appreciated that specific embodiment described above only is used to explain the utility model, and be not used in qualification the utility model.By the spirit conspicuous variation of being extended out of the utility model or change and still be among the protection domain of the utility model.

Claims (7)

1. a single girder gantry crane with hook has supporting mechanism (1), dolly (2), traveling mechanism of the larger traveller (3), and said supporting mechanism (1) has girder (11) and leg (12), and said girder (11) is arranged on two legs (12); Said dolly (2) has main hoisting mechanism (21), auxiliary hoisting mechanism (22), wheeling mechanism (23), trolley frame (24), main hook assembly (25), secondary hook assembly (26); Described main hoisting mechanism (21), auxiliary hoisting mechanism (22), wheeling mechanism (23) are installed on the trolley frame (24); Said trolley frame (24) is formed four beam frameworks by two crossbeams (241) and two longerons (242), and the both sides of described trolley frame (24) below are provided with the rolling wheel support (243) of symmetry; Said traveling mechanism of the larger traveller (3) has roller (31); Said traveling mechanism of the larger traveller (3) connects with said leg (12) lower ends; It is characterized in that: said rolling wheel support (243) lower end is provided with two support rollers (244) arranged side by side; Said main hook assembly (25) has assembly pulley (251) and suspension hook (252), and said assembly pulley (251) race is parallel with crossbeam (241), and described secondary hook assembly (26) is arranged on the dead ahead of main hook assembly (25).
2. single girder gantry crane with hook according to claim 1 is characterized in that: said wheeling mechanism (23) hangs on the wherein outside of a crossbeam (241).
3. single girder gantry crane with hook according to claim 1 is characterized in that: be provided with dolly rainproof cover (27) directly over the said trolley frame (24).
4. single girder gantry crane with hook according to claim 1 is characterized in that: the top of said wheeling mechanism (23) is provided with operation motor rainproof cover (28).
5. single girder gantry crane with hook according to claim 1 is characterized in that: said girder (11) two ends also are provided with the maintenance column and hang (13).
6. single girder gantry crane with hook according to claim 1 is characterized in that: said leg (12) is provided with crashproof frame (121).
7. single girder gantry crane with hook according to claim 1 is characterized in that: said leg (12) lower end is provided with cable drum device (14).
CN201120205017U 2011-06-17 2011-06-17 Single-girder lifting hook portal crane Expired - Lifetime CN202131027U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201120205017U CN202131027U (en) 2011-06-17 2011-06-17 Single-girder lifting hook portal crane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201120205017U CN202131027U (en) 2011-06-17 2011-06-17 Single-girder lifting hook portal crane

Publications (1)

Publication Number Publication Date
CN202131027U true CN202131027U (en) 2012-02-01

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201120205017U Expired - Lifetime CN202131027U (en) 2011-06-17 2011-06-17 Single-girder lifting hook portal crane

Country Status (1)

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CN (1) CN202131027U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103552936A (en) * 2013-11-19 2014-02-05 安徽省雄峰起重机械有限公司 Double-beam portal crane
CN103803426A (en) * 2014-02-18 2014-05-21 安徽强力重工起重机械有限公司 Single-girder lifting hook portal crane
CN107337087A (en) * 2017-08-08 2017-11-10 无锡宝宏船舶机械有限公司 Possesses the crane special cart of interim function of keeping off the rain
CN110371849A (en) * 2019-07-26 2019-10-25 宁波市凹凸重工有限公司 A kind of European monkey with water-proof function

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103552936A (en) * 2013-11-19 2014-02-05 安徽省雄峰起重机械有限公司 Double-beam portal crane
CN103552936B (en) * 2013-11-19 2016-03-30 安徽省雄峰起重机械有限公司 A kind of double girder gantry crane
CN103803426A (en) * 2014-02-18 2014-05-21 安徽强力重工起重机械有限公司 Single-girder lifting hook portal crane
CN107337087A (en) * 2017-08-08 2017-11-10 无锡宝宏船舶机械有限公司 Possesses the crane special cart of interim function of keeping off the rain
CN110371849A (en) * 2019-07-26 2019-10-25 宁波市凹凸重工有限公司 A kind of European monkey with water-proof function

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C14 Grant of patent or utility model
GR01 Patent grant
CX01 Expiry of patent term

Granted publication date: 20120201

CX01 Expiry of patent term