CN205973517U - Hoist and lifing arm thereof - Google Patents

Hoist and lifing arm thereof Download PDF

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Publication number
CN205973517U
CN205973517U CN201620872188.3U CN201620872188U CN205973517U CN 205973517 U CN205973517 U CN 205973517U CN 201620872188 U CN201620872188 U CN 201620872188U CN 205973517 U CN205973517 U CN 205973517U
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arm
lifting arm
article
crane
wheeling mechanism
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CN201620872188.3U
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Chinese (zh)
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王历鑫
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王历鑫
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Abstract

The utility model relates to a hoist and lifing arm thereof. The hoist includes hoist traverse mechanism, connects the lifing arm on hoist traverse mechanism, the lifing arm is from the telescopic jib (boom), or is moving the lifting module of assembly on the lift slide combination arm including lift track and direction, is equipped with the supporting device who is used for the bearing to be carried article on the lower extreme of telescopic jib (boom) or lifting module. Because lifing arm itself can not take place bending deformation and rotation, consequently can avoid being carried article and rotate or wave being carried out good location by the transport article to avoid taking place to collide with, the article that collide with are afraid of in the specially adapted transport, and simultaneously, supporting device need not hang under the lifing arm, consequently can be to being carried out the side direction propelling movement by the transport article, thus realize solving article and can only relying on the manual work to carry the difficult problem on the goods shelves to carrying article on the goods shelves.

Description

Crane and its lifting arm
Technical field
This utility model is related to crane and its lifting arm.
Background technology
Crane is widely used in the occasions such as workshop, warehouse, goods yard at present, such as widely used overhead traveling crane in warehouse, and one As include along warehouse top set up guide rail run traveling mechanism of the larger traveller, along traveling mechanism of the larger traveller girder run dolly fortune Row mechanism and the lifting mechanism being arranged on wheeling mechanism, its middle girder is connected between two butt beams, and end carriage is supported on On guide rail.Wheeling mechanism is different according to the form of girder, can be divided into and double girder crane corresponding double-beam trolley fortune Row mechanism and with single girder crane(I.e. single-beam crane)Corresponding single-beam wheeling mechanism.
Above-mentioned crane disclosure satisfy that the use demand in most of workshops, but the lifting mechanism of existing crane is most of Use the form that steel wire rope adds suspension hook, because steel wire rope has flexibility, easily generation turns to be handled upside down article when therefore carrying Move and wave, but, for aluminium section bar manufacturing industry, because aluminium section bar is afraid of to collide with, and traditional crane hanging component is difficult to avoid that aluminum Rotating or waving occur in section bar, and it is impaired to be therefore easily caused aluminium section bar, there is a carrying difficult problem, unloads especially for entrucking, Mostly still adopt manual handling, so the pressure of cost of labor increases continuous.In addition, aluminium section bar is in the storage in warehouse There is also take up room big, can not the problem of heap pressure in a large number can save in a large number although aluminium section bar is deposited using shelf form Space, but even if being capable of the lifting of section bar, but cannot realize transferring to aluminium section bar on shelf, existing on shelf Carry a difficult problem for aluminium section bar, and equally exist section bar and easily collide with impaired problem it is still necessary to dependence is manually carried, remove Fortune efficiency is low, and time cost is high, and labor strength is big.
Utility model content
The purpose of this utility model be provide a kind of it can be avoided that being handled upside down crane and its lifting that article collide with Arm.
For achieving the above object, employed technical scheme comprise that in this utility model:Crane, including wheeling mechanism, Also include the lifting arm being connected on wheeling mechanism, described lifting arm is self extending arm, or for including fluctuating orbit It is assemblied in the combination arm of the lifting module on hoistway with guiding movement, the lower end of self extending arm or lifting module are provided with It is handled upside down the bearing device of article for support.
Described lifting arm is hinged on wheeling mechanism, is hinged with for driving between lifting arm and wheeling mechanism The retractable driving device of lifting arm swing.
Described wheeling mechanism is provided with the revolving bed that pivot center vertically extends, and described lifting arm is arranged on On revolving bed.
Described lifting arm is self extending arm, including more than two sections telescopic sections nested successively, edge in the telescopic section of foot Its axially directed movement is equipped with sliding machine, in the telescopic section of foot and is equipped with movable sprocket, topmost on sliding machine Telescopic section be provided with and determine sprocket wheel.
Described bearing device be the pallet fork being arranged on sliding machine or flexible fold up suspender, described flexible fold up suspender bag Two L-shaped support brackets including horizontal telescopic device and being separately positioned on the axial two ends of horizontal telescopic device, described L-shaped support bracket Including the supporting plate being handled upside down article for support and the anticreep clamping plate vertical with supporting plate, two supporting plates are oppositely arranged.
Described wheeling mechanism is provided with back-up roller wheel and anti-rolling wheel, and the trolley track on crane girder is folded in Between back-up roller wheel and anti-rolling wheel, as drivewheel, the periphery of back-up roller wheel and anti-rolling wheel is provided with mutually nibbles back-up roller wheel The driving cog closing.
The lifting arm of crane, the top of described lifting arm is provided with and connects knot for the dolly being connected with wheeling mechanism Structure, described lifting arm is self extending arm, or is the lifting mould being assemblied on hoistway including fluctuating orbit and guiding movement The combination arm of block, the lower end of self extending arm or lifting module are provided with and connect for the bearing device that corresponding bearing device connects Structure.
Described dolly attachment structure is articulated structure, lifting arm is additionally provided with for being hinged on wheeling mechanism and lifting arm Between the hinged pin joint of retractable driving device.
Described lifting arm is self extending arm, including more than two sections telescopic sections nested successively, edge in the telescopic section of foot Its axially directed movement is equipped with sliding machine, in the telescopic section of foot and is equipped with movable sprocket, topmost on sliding machine Telescopic section be provided with and determine sprocket wheel.
Described lifting arm is provided with described bearing device, bearing device be pallet fork or flexible fold up suspender, described telescopic clamp Put two L-shaped support brackets that suspender includes horizontal telescopic device and is separately positioned on the axial two ends of horizontal telescopic device, described L Shape support bracket includes being handled upside down the supporting plate of article and the anticreep clamping plate vertical with supporting plate for support, and two supporting plates are opposite Setting.
Beneficial effect:This utility model adopts technique scheme, connects self extending arm form on wheeling mechanism Or it is provided for support quilt on the lifting arm of combination arm form, and the lifting module of the lower end in self extending arm or combination arm The bearing device of carrying article, compared with prior art using steel wire plus suspension hook, lifting arm itself will not occur bending and deformation And rotation, therefore, it is possible to carry out good positioning to being handled upside down article, it is to avoid be handled upside down article and rotate or wave, thus avoiding sending out Life is collided with, and is particularly well-suited to carry the article being afraid of to collide with, and meanwhile, bearing device is not required to hanging immediately below lifting arm, therefore can Enough laterally pushed to being handled upside down article, thus realizing carrying article on shelf, solving article and can only rely on a dead lift A difficult problem on shelf.
Brief description
Fig. 1 be crane in this utility model embodiment one in lifting arm be in the schematic diagram of extended configuration;
Fig. 2 is the schematic diagram after 90 degree of lifting arm rotation in Fig. 1;
Fig. 3 is the schematic diagram that in Fig. 1, lifting arm is in contraction state;
Fig. 4 is the attachment structure schematic diagram of the elevating chain of lifting arm in Fig. 1;
Fig. 5 is the schematic three dimensional views of elevating chain attachment structure;
Fig. 6 is the front view of the first sliding machine in Fig. 1;
Fig. 7 is the front view of the second sliding machine in Fig. 1;
Fig. 8 is the upward view of Fig. 7;
Fig. 9 is the structural representation of revolving bed in Fig. 1;
Figure 10 is the assembling plan view of revolving bed and trolley travelling structure;
Figure 11 is the use state schematic diagram of crane in Fig. 1;
Figure 12 is the schematic diagram after 90 degree of lifting arm rotation in Figure 11;
Figure 13 be crane in this utility model embodiment two in lifting arm be in the schematic diagram of extended configuration;
Figure 14 is the schematic diagram that in Figure 13, lifting arm is in contraction state;
Figure 15 is the flexible structural representation folding up suspender in Figure 13;
Figure 16 is the top view of Figure 15;
Figure 17 is the use state schematic diagram of crane in Figure 13;
Figure 18 be crane in this utility model embodiment three in lifting arm be in the schematic diagram of extended configuration;
Figure 19 is the side view of Figure 18;
Figure 20 is the structural representation of wheeling mechanism in Figure 18.
The each reference of in figure is corresponding entitled:10- traveling mechanism of the larger traveller, the European box type girder of 11-, row before and after 12- Walk end carriage, 13- cart electric box, 14- cart motor, 15- cart track, 20- wheeling mechanism, 21- trolley frame, 22- dolly drivewheel, 23- dolly driven pulley, 24- back-up roller wheel, 25- is counter to roll wheel, 26- trolley drive motor, and 31- turns round Seat, the 32- gear teeth, 33- lifting arm suspension bracket, 34- rotary drive motor, 35- rotary drive gear, 36- conducting slip ring, 40- lifts Arm, 41- telescopic section, 42- friction slip, 43- locating piece, the upper sliding machine of 44-, 45- lower slider dolly, 46- support wheel, 47- Bearing pin otic placode, 48- bearing pin, 49- buffer, 51- raising chain, 52- holds chain cover, 53- movable sprocket, and 54- determines sprocket wheel, 55- chain Fixed seat, 56- electric control unit, 57- raising motor, 58- spiral expanding guiding mechanism, 60- pallet fork, 61- goods shelf, 62- prong, 70- stretches and folds up suspender, 71- horizontal telescopic device, 72- extensible canopy, 73- drive nut set, and 74- drives leading screw, 75- telescopic drive motor, 76-L shape support bracket, 77- supporting plate, 78- anticreep clamping plate, the anti-skidding sebific duct of 79-, 81- shelf, 82- goods Car, transport carriage in 83- field, 91-LD crane girder, 92-LD crane end carriage, 93- prevents waving wheel support, and 94- prevents waving Wheel, 95-C shape groove steel rail, 96- drives dolly, 97- revolving bed carrier.
Specific embodiment
Below in conjunction with the accompanying drawings embodiment of the present utility model is described further.
The embodiment of this utility model crane, just like shown in Fig. 1 ~ Figure 12, is mainly transported by traveling mechanism of the larger traveller 10, dolly Row mechanism 20, lifting arm 40 and the bearing device being handled upside down article for support are constituted.
The structure of traveling mechanism of the larger traveller 10 is same as the prior art, as shown in Fig. 1 Fig. 2, by European box type girder 11, front The composition such as walking end carriage 12, cart electric box 13 and cart motor 14 afterwards, can move forward and backward along cart track 15.
Wheeling mechanism 20 includes trolley frame 21,26, two pairs of dolly drivewheels 22 of trolley drive motor and two pairs of dollies Driven pulley 23, each pair dolly drivewheel 22 and driven pulley all include back-up roller wheel 24 and anti-rolling wheel 25, European box type girder 11 On trolley track be folded between back-up roller wheel 24 and anti-rolling wheel 25, the periphery of back-up roller wheel 24 and anti-rolling wheel 25 is provided with Intermeshing driving cog, under the effect of corresponding trolley drive motor 26, back-up roller wheel 24 and anti-rolling wheel 25 are synchronized with the movement, Realize the left and right action of wheeling mechanism 20, instead roll wheel 25 it can be avoided that lifting arm 40 in bearing device and is handled upside down simultaneously Crooked and lead to back-up roller wheel 24 to be derailed in the presence of article.
It is provided with the revolving bed 31 that pivot center vertically extends below the trolley frame 21 of wheeling mechanism 20, such as scheme 4th, shown in Fig. 9, this revolving bed 31 is convolution bearing fluted disc seat, and including convolution bearing, the periphery of the outer ring of convolution bearing is provided with wheel Tooth 32, constitutes fluted disc, and is fixed on trolley frame 21;The inner ring of convolution bearing is fixed on lifting arm suspension bracket 33, rises meanwhile It is provided with rotary drive motor 34 and the rotary drive gear 35 engaging with fluted disc, it is possible to achieve lifting arm hangs on fall arm suspension bracket 33 Frame 33 itself does 360 ° of rotary motions.The center of convolution bearing is provided with centre bore, and central hole is provided with conducting slip ring 36, Conducting slip ring 36 is that the revolution of revolving bed 31 conveys electric energy.
Lifting arm 40 is self extending arm, including more than three sections telescopic sections 41 nested successively, the telescopic section 41 of topmost Top is hinged on telescopic arm suspension bracket by rotating shaft, can swing around horizontal axis, in the telescopic section 41 of foot along it axially Guiding movement is equipped with sliding machine, in the telescopic section 41 of foot and is equipped with movable sprocket 53 on sliding machine, topmost Telescopic section 41 is provided with determines sprocket wheel 54.As shown in figure 5, one end of raising chain 51 enters the load-bearing arm back of the body through raising driving wheel The appearance chain cover 52 in portion, the other end then extends down through the movable sprocket 53 at telescopic section 41 top being fixed on foot, upwards again Through being fixed on topmost telescopic section 41 top determine sprocket wheel 54, down around the movable sprocket being fixed on sliding machine top 53, in the chain fixed seat 55 of the telescopic section 41 being fixed on topmost then up.Raising driving wheel is by raising motor 57 Drive, the diameter parallel of motor, in telescopic arm, is separately fixed at the opposite of telescopic arm with corresponding electric control unit 56 Both sides.
In the present embodiment, whole lifting arm 40 is nested to form successively using three-level C-shaped channel steel, three-level C-shaped channel steel structure respectively Become one section of telescopic section 41, the bottom of the telescopic section 41 of topmost and the telescopic section 41 at middle part is provided with friction slip 42, friction slip 42 play the effect that lubrication between arm reduces resistance;The upper lower end of each telescopic section 41 is further fixed on locating piece 43, this positioning Block 43 plays the effect preventing two adjacent telescopic sections 41 to be mutually disengaged.Telescopic section 41 in the middle of wherein is driven telescopic section, no Can actively run, be that the telescopic section following foot is run about 41, play the effect of transition extension, rising according to actual needs Rise, middle telescopic section 41 can arbitrarily adjust length or increase and decrease quantity.
Sliding machine includes sliding machine 44 and lower slider dolly 45, as shown in Fig. 68, upper sliding machine 44 and under Sliding machine 45 all includes sliding machine frame 21 and upper and lower two pairs of support wheels 46, by support wheel 46 along C-channel steel guiding movement. As shown in figure 4, in each pair of support wheel 46 support wheel of different sizes, and on upper sliding machine 44 and lower slider dolly 45 support The size arrangement of wheel is contrary.The middle part of sliding machine frame 21 is equipped with two bearing pin otic placodes 47 arranged side by side, bearing pin otic placode 47 Pass at the fluting of C-channel steel, and be equipped with bearing pin 48 thereon, during use, bearing device can be little by two slips Bearing pin 48 on car is fixed on lifting arm 40, and the distance up and down of two sliding machines can be adjusted flexibly, thus adapting to difference Bearing device, strong adaptability, it is convenient to change.Upper sliding machine 44 top is provided with movable sprocket 53, and lower slider dolly 45 bottom sets There is buffer 49, realize the driving to sliding machine and buffering respectively.
Also it is hinged with the retractable driving device for driving lifting arm 40 to swing between lifting arm 40 and lifting arm suspension bracket 33, As shown in Fig. 2 retractable driving device adopts spiral expanding guiding mechanism 58, by screw drive structure, rely on the driving of motor Realize the flexible of screw rod, stable action, compact conformation, the perpendicularity of lifting arm 40 can be adjusted, adapt to different works Condition.
Bearing device uses pallet fork 60, and as shown in Figure 1 and Figure 2, pallet fork 60 includes goods shelf 61 and overhanging is fixed on goods Two prongs 62 of the side of crotch 61, goods shelf 61 is fixed by bearing pin 48 and sliding machine, its function and conventional forklift Function is basically identical.During use, as shown in Figure 11 Figure 12, pallet fork 60 is relied on to fork aluminium section bar, stainless steel tube or other strips Shape article, lifting arm 40 drives article to be elevated to proper height, and after revolving bed 31 rotates proper angle, cooperation cart runs All around the moving of mechanism 10 and wheeling mechanism 20, you can place goods onto on shelf 81, easy to operate, work is strong Degree is low, and working performance is high, and lifting arm 40 has rigidity, will not wave or rotate, and can be prevented effectively from and be handled upside down goods Thing is impaired.Equally, above-mentioned crane is also capable of taking off goods from shelf 81.
The embodiment two of this utility model crane as shown in Figure 13 ~ Figure 17, and the difference is that only of embodiment one, In the present embodiment, bearing device uses to stretch and folds up suspender 70, and the flexible suspender 70 that folds up includes horizontal telescopic device 71 and divides It is not arranged on two L-shaped support brackets 76 at the axial two ends of horizontal telescopic device 71, L-shaped support bracket 76 includes being removed for support The supporting plate 77 of fortune article and the anticreep clamping plate 78 vertical with supporting plate 77.
Horizontal telescopic device 71 as shown in Figure 15 Figure 16, including for hanging on sliding machine is fixed to by bearing pin 48 Frame, suspension bracket is fixed with extensible canopy 72, and on extensible canopy 72, guiding movement is provided with two drive nut sets 73, spiral shell in the horizontal direction In mother set, correspondence is equipped with driving leading screw 74 respectively, and the thread rotary orientation of two driving leading screws 74 is contrary, and by same telescopic drive Motor 75 drives, telescopic drive motor 75 positive and negative rotation, you can realize drive nut set 73 close to each other and away from.
Two L-shaped support brackets 76 are separately fixed at two drive nuts and cover 73 opposite one end, and its supporting plate 77 is nylon Plate, is oppositely arranged, and can hold section bar upwards;The opposite side of two anticreep clamping plate 78 is provided with horizontally disposed anti-skidding sebific duct 79, Form resilient support, the stress between suspender and section bar can be equalized when suspender folds up strip section bar, prevent section bar because of stress Uneven and drop impaired.During use, as shown in figure 17, by the flexible suspender 70 that folds up to the clamping being handled upside down article, coordinate All around the moving of traveling mechanism of the larger traveller 10 and wheeling mechanism 20, crane action can realize article to goods exactly The handling of car 82, in cargo handling process, telescopic arm will not wave or rotate, and can be prevented effectively from that to be handled upside down goods impaired.Supporting Using transport carriage in field 83, the efficiency of loading and unloading can be effectively improved, reduce cost of labor.
The embodiment three of this utility model crane as shown in Figure 18 ~ Figure 20, and the difference is that only of embodiment one, The present embodiment is that existing LD type single-beam crane is converted, including cart track 15, traveling mechanism of the larger traveller 10, little Car travelling mechanism 20 and lifting arm 40, traveling mechanism of the larger traveller 10 includes LD crane girder 91 and LD crane end carriage 92, cart Track 15, traveling mechanism of the larger traveller 10 are same as the prior art, and its wheeling mechanism 20 includes being assemblied in LD type single-beam lifting On the i-beam track of machine crossbeam two sets driving dollies 96, two sets driving dollies 96 all with the revolving bed carrier being correspondingly arranged 97 are fixedly connected, and revolving bed carrier 97 arranges revolving bed 31.Two sets of setting drives dolly 96 to be obtained in that more stable propping up Support, it is to avoid waving occurs in lifting arm 40.In order to preferably avoid lifting arm 40 to occur waving, above-mentioned wheeling mechanism 20 runs It is respectively fixed with one on two sides parallel with traffic direction at the two ends in direction to prevent waving wheel support 93, the anti-wheel that waves props up Frame 93 rolling assembling prevents waving wheel 94, and meanwhile, the side of LD type single-beam crane crossbeam is provided with two C-channel steel tracks 95, Prevent that waving wheel 94 rolling is arranged in C-channel steel track 95, prevents waving wheel 94 and the medial surface up and down of C-channel steel track 95 retains A certain amount of gap is run with facilitating work.
In this utility model, the embodiment of the lifting arm of crane is the lifting arm 40 employed in the various embodiments described above, separately Outward, in other embodiments, revolving bed 31 can also can also conduct as lifting arm 40 a ingredient, bearing device One ingredient of lifting arm 40.
In the above-described embodiments, crane is the crane including traveling mechanism of the larger traveller 10 and wheeling mechanism 20, In other embodiment of the present utility model, crane can also be other forms, such as gantry crane, as long as assembling above-mentioned liter Fall arm 40, equally can solve the problem that this patent technical problem to be solved.
In other embodiments, bearing device can also replace with other forms, for example can be to the length direction of section bar Two ends are clamped, or the clamping bearing device that the section bar both sides vertical with its length direction are clamped, then if Contain and be handled upside down tote box of article etc..Certainly, in other embodiments, it would however also be possible to employ outside above-mentioned lifting arm 40 is to section bar Article carried.

Claims (10)

1. crane, including wheeling mechanism it is characterised in that:Also include the lifting arm being connected on wheeling mechanism, Described lifting arm is self extending arm, or for including fluctuating orbit and guiding movement is assemblied in the lifting module on hoistway Combination arm, the lower end of self extending arm or lifting module be provided with the bearing device being handled upside down article for support.
2. crane according to claim 1 it is characterised in that:Described lifting arm is hinged on wheeling mechanism, rises It is hinged with the retractable driving device for driving lifting arm swing between fall arm and wheeling mechanism.
3. crane according to claim 1 and 2 it is characterised in that:Described wheeling mechanism is provided with pivot center The revolving bed vertically extending, described lifting arm is arranged on revolving bed.
4. crane according to claim 1 and 2 it is characterised in that:Described lifting arm be self extending arm, including two sections with On nested successively telescopic section, the telescopic section of foot is equipped with sliding machine along its axially directed movement, the stretching of foot In contracting section and it is equipped with movable sprocket on sliding machine, the telescopic section of topmost is provided with determines sprocket wheel.
5. crane according to claim 4 it is characterised in that:Described bearing device is the goods being arranged on sliding machine Pitch or stretch and fold up suspender, the described flexible suspender that folds up includes horizontal telescopic device and is separately positioned on the axle of horizontal telescopic device To two L-shaped support brackets at two ends, described L-shaped support bracket include for support be handled upside down article supporting plate and with supporting plate hang down Straight anticreep clamping plate, two supporting plates are oppositely arranged.
6. crane according to claim 4 it is characterised in that:Described wheeling mechanism is provided with back-up roller wheel and anti- Rolling wheel, the trolley track on crane girder is folded between back-up roller wheel and anti-rolling wheel, back-up roller wheel as drivewheel, The periphery of back-up roller wheel and anti-rolling wheel is provided with intermeshing driving cog.
7. crane lifting arm it is characterised in that:The top of described lifting arm is provided with for being connected with wheeling mechanism Dolly attachment structure, described lifting arm is self extending arm, or is to be assemblied in hoistway including fluctuating orbit and guiding movement On lifting module combination arm, the lower end of self extending arm or lifting module be provided with for corresponding bearing device connect holding Rest device attachment structure.
8. lifting arm according to claim 7 it is characterised in that:Described dolly attachment structure is articulated structure, lifting arm On be additionally provided with the pin joint hinged for the retractable driving device that is hinged between wheeling mechanism and lifting arm.
9. the lifting arm according to claim 7 or 8 it is characterised in that:Described lifting arm be self extending arm, including two sections with On nested successively telescopic section, the telescopic section of foot is equipped with sliding machine along its axially directed movement, the stretching of foot In contracting section and it is equipped with movable sprocket on sliding machine, the telescopic section of topmost is provided with determines sprocket wheel.
10. the lifting arm according to claim 7 or 8 it is characterised in that:Described lifting arm is provided with described bearing device, Bearing device be pallet fork or flexible fold up suspender, the described flexible suspender that folds up includes horizontal telescopic device and is separately positioned on level Two L-shaped support brackets at the axial two ends of retractor device, described L-shaped support bracket includes being handled upside down the supporting plate of article for support And the anticreep clamping plate vertical with supporting plate, two supporting plates are oppositely arranged.
CN201620872188.3U 2016-08-12 2016-08-12 Hoist and lifing arm thereof Active CN205973517U (en)

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Application Number Priority Date Filing Date Title
CN201620872188.3U CN205973517U (en) 2016-08-12 2016-08-12 Hoist and lifing arm thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620872188.3U CN205973517U (en) 2016-08-12 2016-08-12 Hoist and lifing arm thereof

Publications (1)

Publication Number Publication Date
CN205973517U true CN205973517U (en) 2017-02-22

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Application Number Title Priority Date Filing Date
CN201620872188.3U Active CN205973517U (en) 2016-08-12 2016-08-12 Hoist and lifing arm thereof

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110589677A (en) * 2019-09-20 2019-12-20 高飞 Intelligent hoisting equipment for fabricated building
CN111853150A (en) * 2020-07-08 2020-10-30 合肥元康环境科技有限公司 Bridge lateral rigid anti-seismic support system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110589677A (en) * 2019-09-20 2019-12-20 高飞 Intelligent hoisting equipment for fabricated building
CN111853150A (en) * 2020-07-08 2020-10-30 合肥元康环境科技有限公司 Bridge lateral rigid anti-seismic support system
CN111853150B (en) * 2020-07-08 2021-09-28 合肥元康环境科技有限公司 Bridge lateral rigid anti-seismic support system

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