CN103434941A - Folding crane - Google Patents
Folding crane Download PDFInfo
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- CN103434941A CN103434941A CN2013103323679A CN201310332367A CN103434941A CN 103434941 A CN103434941 A CN 103434941A CN 2013103323679 A CN2013103323679 A CN 2013103323679A CN 201310332367 A CN201310332367 A CN 201310332367A CN 103434941 A CN103434941 A CN 103434941A
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- strut bar
- main support
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- folding crane
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Abstract
The invention discloses a folding crane which comprises a master bracket, a hanging rack, a lifting device, at least one pair of support legs, and folding support mechanisms, wherein the master bracket is in a telescopic structure; the upper end of the master bracket is pivoted with and supports one end of the hanging rack; the lifting device is mounted at the other end of the hanging rack; the lower end of the master bracket is pivoted with one end of each support leg; one end of each support mechanism is pivoted with the master bracket; and the other end of each support mechanism is pivoted with each support leg. The folding crane can save a storage space greatly, and is convenient to carry, and the use flexibility and convenience are improved greatly.
Description
Technical field
The present invention relates to a kind of loop wheel machine, relate in particular to a kind ofly there is folder function, save parking space, folding crane easy to carry.
Background technology
In productive life, often goods need to be transported to eminence from lower, or unload toward lower from eminence, use carrying manually to waste time and energy, work efficiency is very low, therefore, usually by elevator or loop wheel machine, goods is promoted or descend.It is all large-scale goods that existing elevator generally uses object, its volume and weight are all larger, generally be difficult to move or move, although can transport or mobile large-scale goods, be applicable in factory building, still, often change for unloading or lade place, and the situation that manually is difficult to carrying, these alerting abilitys, portable poor elevator obviously are not suitable for using; And above-mentioned these elevator volumes are large, the space taken is large, and it is very inconvenient to deposit.
Deficiency based on above-mentioned, need a kind ofly to have folder function, save parking space, folding liftable machine easy to carry.
Summary of the invention
The object of the present invention is to provide a kind ofly there is folder function, save parking space, folding crane easy to carry.
To achieve these goals, folding crane provided by the invention comprises main support, hanger, lifting appliance, at least one pair of leg and folding supporting mechanism, described main support is stretching structure, the upper end pivot joint of described main support is also supported an end of described hanger, the described lifting appliance of other end carry of described hanger, one end pivot joint of the lower end of described main support and described leg, one end of described supporting mechanism is articulated on described main support, and the other end of described supporting mechanism is articulated on described leg.
Preferably, described supporting mechanism comprises the first strut bar, the second strut bar and rotation-preventing mechanism, one end of described the first strut bar is articulated on described main support, one end pivot joint of the other end of described the first strut bar and described the second strut bar, the other end of described the second strut bar is articulated on described leg, and described rotation-preventing mechanism is arranged between described the first strut bar and the second strut bar and to described the first strut bar and the second strut bar and locks.Because described main support can be subject to larger pressure when working, therefore, by utilizing described supporting mechanism, make described the first strut bar and the described main support of the second they sup-port, can strengthen the intensity of described main support on the one hand, prevent that described main support from fractureing because being subject to huge pressure, can make described supporting mechanism realize folding purpose on the other hand, take up room with minimizing thereby carry out folding when not making, be convenient for carrying.In addition, by described rotation-preventing mechanism being arranged between described the first strut bar and the second strut bar, and to described the first strut bar and the locking of the second strut bar, thereby make described supporting mechanism be unlikely unexpectedly folding in the process that supports described main support, guarantee stability when described main support supports, and improve the safety that described folding crane is used.
Particularly, described rotation-preventing mechanism comprises locations, locating pin and elastic component, one end of described locations is articulated on any one of described the first strut bar and the second strut bar, described locations has through hole, described locating pin is through described through hole and be fixed on this strut bar with described locations pivot joint, described elastic component is arranged between the ailhead of described locations and locating pin, described locations has the positioning groove of both ends open, and described positioning groove holds the two ends of described the first strut bar and the mutual pivot joint of the second strut bar.Owing on described locations, positioning groove being set, therefore, when the two ends of described the first strut bar and the mutual pivot joint of the second strut bar are overlapping, utilize described positioning groove to accommodate described the first strut bar and the second strut bar simultaneously, thereby realized making described positioning groove to limit being pivoted relative to each other between described the first strut bar and the second strut bar; And the elastic force that utilizes described elastic component to provide described locations, thereby described locations is contained within outside described the first strut bar and the second strut bar with keeping, and then reach the purpose of locking.Only need to move described locations and get final product when the needs folding, simple in structure, easy to operate.
More specifically, described locations comprises plate, and described plate both sides of the edge vertically extend biside plate, forms described positioning groove between two described side plates and described plate.
More specifically, described the first strut bar is provided with positioning convex, and the end of described the second strut bar is provided with spacing zone, and when relatively described the second strut bar of described the first strut bar launches, described positioning convex contacts at the sidewall of described spacing zone.Described positioning convex can limit the expanded angle of described the second strut bar and the first strut bar with coordinating of described spacing zone, thereby prevents that it from excessively opening, and in addition, also described leg is played to positioning action.
Preferably, described main support is to go to upper and lower flexible vertical ladder.
Preferably, described folding crane also comprises a pair roller, and described roller is arranged at the lower end of described main support.Described roller can reduce the friction between described main support and ground, thereby makes described folding hanging function shift rapidly the goods of lifting, has greatly strengthened mobile alerting ability.
Preferably, described folding crane also comprises auxiliary wheel, and described auxiliary wheel is arranged at the other end of described leg.Described roller can reduce the friction between described leg and ground, advances a bit to strengthen the mobile alerting ability of described folding crane.
Preferably, the upper end of described main support is provided with strut member, and described strut member has articulated section and supporting part, and the two side horizontal-extending of described articulated section also is one with described supporting part and is connected.Utilize described articulated section, described hanger can rotate around the drive-connecting shaft of described articulated section, thereby makes its relatively described main support folding, realizes folding purpose; And by described supporting part is set, when the relatively described main support of described hanger is opened, described supporting part can stop that described hanger is rotated further and effectively carries described hanger, thereby, for described hanger provides a strong support, prevents that goods is overweight and break described hanger.
Preferably, described folding crane also comprises that described battery case is arranged on described hanger to the battery case of described lifting appliance power supply.By described battery case is set, make described lifting appliance all obtain electric power supply in any place, therefore, can break away from the restriction of fixed power source and electric wire, further improve the alerting ability that described folding crane moves, use convenient.
Compared with prior art, due to the present invention, by by described hanger pivot joint and be supported in the upper end of described main support, therefore, described hanger can rotate and mutually close relative to described main support, and then realizes folding; Again by described leg being articulated in to the lower end of described main support, and described supporting mechanism is articulated between described main support and leg, and described supporting mechanism is foldable form, make described leg can relatively described main support folding the time, described supporting mechanism also can be with described leg folding; In addition, because described main support is stretching structure, described main support can further fold again, therefore, after described hanger, main support, leg and supporting mechanism folding, described folding crane has been realized the folding of height, volume after folding significantly dwindles, can save a large amount of parking spaces on the one hand, be conducive on the other hand carry, greatly strengthen the alerting ability and the convenience that use.
The accompanying drawing explanation
Fig. 1 is the structural representation of folding crane of the present invention.
Fig. 2 is the decomposing schematic representation of folding crane of the present invention.
Fig. 3 is the structural representation of the strut member in folding crane of the present invention.
Fig. 4 is the structural representation of supporting mechanism in folding crane of the present invention.
Fig. 5 is the decomposing schematic representation of supporting mechanism in folding crane of the present invention.
Fig. 6 is the structural representation of locations in folding crane of the present invention.
Fig. 7 is the view of folding crane of the present invention when folding.
Fig. 8 is the fully folding view of folding crane of the present invention.
The specific embodiment
For the effect that describes technology contents of the present invention, structural attitude in detail, realizes, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail.
As shown in Figure 1, Figure 2 and Figure 3, folding crane 100 of the present invention comprises main support 1, hanger 2, lifting appliance 3, a pair of leg 4, a pair of folding supporting mechanism 5, a pair roller 6, a pair of auxiliary wheel 7 and battery case 8.Main support 1 is stretching structure, and particularly, main support 1 is vertical ladder, vertical ladder has left and right two cleat stanchions 11 and some cross bars 12 be connected between cleat stanchion 11, two cleat stanchions 11 have more piece ladder bar, socket mutually between adjacent terraced bar, thus vertical ladder can upper and lowerly be stretched.The upper end of two cleat stanchions 11 is respectively equipped with strut member 13, and hanger 2 is comprised of two crossbeams that are parallel to each other 21, an end of two crossbeams 21 and strut member 13 pivot joints, and when hanger 2 is the level of state, strut member 13 supporting traverses 21; Particularly, strut member 13 has articulated section 13a and supporting part 13b, and articulated section 13a two side horizontal-extending also is one with supporting part and is connected.Utilize articulated section 13a, crossbeam 21 can rotate around the drive-connecting shaft of articulated section 13a, thereby makes its relative main support 1 folding, realizes folding purpose; And, by supporting part 13b is set, when the relative main support 1 of hanger 2 is opened, supporting part 13b can stop that crossbeam 21 is rotated further and bearing beam 21 effectively, thereby, for crossbeam 21 provides a strong support, prevent that goods is overweight and break crossbeam 21.The other end carry of crossbeam 21 plays lifting 3 and puts.Battery case 8 is fixedly arranged between two crossbeams 21, the interior installation battery of battery case 8, thus can be to lifting appliance 3 power supplies.By battery case 8 is set, while making folding crane 100 in any place, lifting appliance 3 all obtains electric power supply, therefore, can break away from the restriction of fixed power source and electric wire, advances a bit to improve the alerting ability that folding crane 100 moves, and uses convenient.
Refer to again Fig. 1 and Fig. 2, one end of two legs 4 is articulated in respectively the lower end of two cleat stanchions 11, particularly, the lower end of cleat stanchion 11 is arranged with Coupling 11a, Coupling 11a extend horizontally away pivot end, leg 4 horizontal positioned and an end are articulated on pivot end, and two legs 4 are the splayed configuration structure mutually while opening.Roller 6 is arranged at the lower end of cleat stanchion 11.Roller 6 can reduce the friction between main support 1 and ground, thereby makes folding crane 100 can shift rapidly the goods of lifting, has greatly strengthened mobile alerting ability.Auxiliary wheel 7 is arranged at the other end of leg 4.Roller 6 can reduce the friction between leg 4 and ground, further strengthens the mobile alerting ability of folding crane 100.
Shown in Fig. 4, Fig. 5 and Fig. 6, an end of supporting mechanism 5 is articulated on main support 1 for another example, and the other end of supporting mechanism 5 is articulated on leg 4.Particularly, be positioned at vertical ladder and on the side of a cross bar 12 of below, be fixed with articulated part 12a; Supporting mechanism 5 comprises the first strut bar 51, the second strut bar 52 and rotation-preventing mechanism 53; One end of the first strut bar 51 is articulated in the end of articulated part 12a, an end pivot joint of the other end of the first strut bar 51 and the second strut bar 52, some state in an overlapping of this end of the first strut bar 51 and the second strut bar 52 mutual pivot joints; The other end of the second strut bar 52 is articulated on the side at leg 4 middle parts.When two supporting mechanisms 5 are opened, be the splayed configuration structure.Rotation-preventing mechanism 53 is arranged on the first strut bar 51, rotation-preventing mechanism 53 comprises locations 531, locating pin 532, elastic component 533 and pad 534, one end of locations 531 is articulated on the first strut bar 51, locations 531 has through hole 531a, locating pin 532 is passed through hole 531a and is fixed on the first strut bar 51, pad 534 is socketed on locating pin 532 and between a fixed part 531 and locating pin 532, elastic component 533 be socketed on locating pin 532 and be arranged at pad 534 and the ailhead of locating pin 532 between.Because main support 1 can be subject to larger pressure when working, therefore, by utilizing supporting mechanism 5, make the first strut bar 51 and the second strut bar 52 support main support 1, can strengthen the intensity of main support 1 on the one hand, prevent that main support 1 from fractureing because being subject to huge pressure, can make supporting mechanism 5 realize folding purpose on the other hand, take up room with minimizing thereby carry out folding when not making, be convenient for carrying.In addition, by rotation-preventing mechanism 53 being arranged between the first strut bar 51 and the second strut bar 52, and to the first strut bar 51 and the second strut bar 52 lockings, thereby make supporting mechanism 5 be unlikely unexpectedly folding in the process that supports main support 1, guarantee stability when main support 1 supports, and improve the safety that folding crane 100 is used.More specifically, described the first strut bar 51 is provided with positioning convex 51a, the end of described the second strut bar 52 is provided with spacing zone 52a, and when relatively described the second strut bar 52 of described the first strut bar 51 launches, described positioning convex 51a contacts at the sidewall of described spacing zone 52a.Described positioning convex 51a and the expanded angle that can limit described the second strut bar 52 and the first strut bar 51 coordinating of described spacing zone 52a, thus prevent that it from excessively opening, in addition, also described leg 4 is played to positioning action.
Refer to shown in Fig. 5 and Fig. 6, locations 531 comprises plate 531b again, and plate 531b both sides of the edge vertically extend biside plate 531c, forms positioning groove 531d between biside plate 531c and plate 531v, and positioning groove 531d is both ends open.The end of plate 531b is provided with the operating portion 531e of outward.The first strut bar 51 and the second strut bar 52 be flats, structure and size are identical, the width of positioning groove 531d is a bit larger tham the width of the first strut bar 51, when the first strut bar 51 and the second strut bar 52 are while partly overlapping, positioning groove 531d holds the two ends of the first strut bar 51 and the second strut bar 52 mutual pivot joints.Due to positioning groove 531d being set on locations 531, therefore, utilizing positioning groove 531d to accommodate the first strut bar 51 and the second strut bar 52 simultaneously, thereby realized making positioning groove 531d to limit being pivoted relative to each other between the first strut bar 51 and the second strut bar 52; And the elastic force that utilizes 533 pairs of locationss 531 of elastic component to provide, thereby locations 531 is contained within outside the first strut bar 51 and the second strut bar 52 with keeping, and then reach the purpose of locking.Only need to move operating portion 531e and get final product when the needs folding, operating portion 531e can facilitate manual unlocking the first strut bar 51 and the second strut bar 52, simple in structure, easy to operate.
Comprehensive above-mentioned and in conjunction with Fig. 7 and Fig. 8, below the folding process of folding crane 100 of the present invention is described in detail, as follows:
When folding crane 100 is opened fully, vertical ladder is vertical state and protrudes upward fully, and the hanger 2 that is positioned at the upper end of vertical ladder is the level of state, and leg 4 is the level of state and is positioned at the same side of hanger 2, and two legs 4 are Eight characters shape; The first strut bar 51 and the second strut bar 52 partly overlap and are a straight line, and the positioning groove 531d of locations 531 is contained within the lap of the first strut bar 51 and the second strut bar 52, and described positioning convex 51a is positioned at described spacing zone 52a; At this moment, the first strut bar 51 second strut bars 52 are in the lock state pivotable mutually.
When needs folding folding crane 100, manual overturning hanger 2, make hanger 2 rotate around pivoting point, thereby near cleat stanchion 11, can be by the complete folding of hanger 2 when hanger 2 turns to cleat stanchion 11 almost parallel; Manually move again locations 531, locations 531 is rotated; When positioning groove 531d breaks away from the first strut bar 51 and the second strut bar 52, rotate leg 4, leg 4 is upwards rotated, leg 4 drives the second strut bar 52 and swings, the second strut bar 52 drives the first strut bar 51 and upwards swings, when leg 4 and cleat stanchion 11 almost parallel, and the complete folding of leg 4, and now the first strut bar 51 and the second strut bar 52 are mutually folding.At this moment, can the complete folding of folding crane 100 is complete.
Due to the present invention, by by hanger 2 pivot joints and be supported in the upper end of main support, therefore, hanger 2 can rotate and mutually close relative to main support 1, and then realizes folding; Again by leg 4 being articulated in to the lower end of main support 1, and supporting mechanism 5 is articulated between main support 1 and leg 4, and supporting mechanism 5 is foldable form, makes leg 4 relatively when main support 1 folding, supporting mechanism 5 also can be with leg 4 foldings; In addition, because main support 1 is stretching structure, main support 1 can further fold again, therefore, after hanger 2, main support 1, leg 4 and supporting mechanism 5 foldings, folding crane 100 has been realized the folding of height, volume after folding significantly dwindles, can save a large amount of parking spaces on the one hand, be conducive on the other hand carry, greatly strengthen the alerting ability and the convenience that use.
Claims (10)
1. a folding crane, it is characterized in that: comprise main support, hanger, lifting appliance, at least one pair of leg and folding supporting mechanism, described main support is stretching structure, the upper end pivot joint of described main support is also supported an end of described hanger, the described lifting appliance of other end carry of described hanger, one end pivot joint of the lower end of described main support and described leg, an end of described supporting mechanism is articulated on described main support, and the other end of described supporting mechanism is articulated on described leg.
2. folding crane as claimed in claim 1, it is characterized in that: described supporting mechanism comprises the first strut bar, the second strut bar and rotation-preventing mechanism, one end of described the first strut bar is articulated on described main support, one end pivot joint of the other end of described the first strut bar and described the second strut bar, the other end of described the second strut bar is articulated on described leg, and described rotation-preventing mechanism is arranged between described the first strut bar and the second strut bar and to described the first strut bar and the second strut bar and locks.
3. folding crane as claimed in claim 2, it is characterized in that: described rotation-preventing mechanism comprises locations, locating pin and elastic component, one end of described locations is articulated on described the first strut bar, described locations has through hole, described locating pin is passed described through hole and is fixed on described the first strut bar, described elastic component is arranged between the ailhead of described locations and locating pin, described locations has the positioning groove of both ends open, and described positioning groove holds the two ends of described the first strut bar and the mutual pivot joint of the second strut bar.
4. folding crane as claimed in claim 3, it is characterized in that: described locations comprises plate, described plate both sides of the edge vertically extend biside plate, form described positioning groove between two described side plates and described plate.
5. folding crane as claimed in claim 3, it is characterized in that: described the first strut bar is provided with positioning convex, the end of described the second strut bar is provided with spacing zone, and when relatively described the second strut bar of described the first strut bar launches, described positioning convex contacts at the sidewall of described spacing zone.
6. folding crane as claimed in claim 1, it is characterized in that: described main support is to go to upper and lower flexible vertical ladder.
7. folding crane as claimed in claim 1, it is characterized in that: described folding crane also comprises a pair roller, described roller is arranged at the lower end of described main support.
8. folding crane as claimed in claim 1, it is characterized in that: described folding crane also comprises auxiliary wheel, described auxiliary wheel is arranged at the other end of described leg.
9. folding crane as claimed in claim 1, it is characterized in that: the upper end of described main support is provided with strut member, and described strut member has articulated section and supporting part, and the two side horizontal-extending of described articulated section also is one with described supporting part and is connected.
10. folding crane as claimed in claim 1 is characterized in that: described folding crane also comprises that described battery case is arranged on described hanger to the battery case of described lifting appliance power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310332367.9A CN103434941B (en) | 2013-08-01 | 2013-08-01 | folding crane |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310332367.9A CN103434941B (en) | 2013-08-01 | 2013-08-01 | folding crane |
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| Publication Number | Publication Date |
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| CN103434941A true CN103434941A (en) | 2013-12-11 |
| CN103434941B CN103434941B (en) | 2016-04-27 |
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| CN201310332367.9A Active CN103434941B (en) | 2013-08-01 | 2013-08-01 | folding crane |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103832925A (en) * | 2014-03-17 | 2014-06-04 | 侯如升 | Lifting trundle in workshop |
| CN103896161A (en) * | 2014-04-11 | 2014-07-02 | 杨嘉楠 | Rotating arm type crane |
| CN105217483A (en) * | 2015-09-28 | 2016-01-06 | 曹林仙 | A kind of collapsible hanging apparatus |
| CN105293297A (en) * | 2015-10-26 | 2016-02-03 | 广东电网有限责任公司中山供电局 | Hoisting device |
| CN106219385A (en) * | 2016-09-26 | 2016-12-14 | 武威市津威环境科技有限责任公司 | A kind of portable multipurpose lifting machine |
| CN106629418A (en) * | 2016-10-12 | 2017-05-10 | 南京冠超工业自动化有限公司 | Hand-push crane |
| CN108017006A (en) * | 2016-11-04 | 2018-05-11 | 中冶宝钢技术服务有限公司 | A kind of lifting conveyer |
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| CN202099008U (en) * | 2011-03-25 | 2012-01-04 | 嘉善雪帕尔工具有限公司 | Folding crane |
| CN202324146U (en) * | 2011-08-24 | 2012-07-11 | 沈泽源 | Foldable type closestool with flushing system |
| CN102765449A (en) * | 2011-05-04 | 2012-11-07 | 武济群 | Folding frame |
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| CN201785161U (en) * | 2010-09-13 | 2011-04-06 | 李国盛 | Folding type triangular suspension bracket |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103832925A (en) * | 2014-03-17 | 2014-06-04 | 侯如升 | Lifting trundle in workshop |
| CN103896161A (en) * | 2014-04-11 | 2014-07-02 | 杨嘉楠 | Rotating arm type crane |
| CN103896161B (en) * | 2014-04-11 | 2015-09-09 | 杨嘉楠 | A kind of revolving jib crane |
| CN105217483A (en) * | 2015-09-28 | 2016-01-06 | 曹林仙 | A kind of collapsible hanging apparatus |
| CN105293297A (en) * | 2015-10-26 | 2016-02-03 | 广东电网有限责任公司中山供电局 | Hoisting device |
| CN106219385A (en) * | 2016-09-26 | 2016-12-14 | 武威市津威环境科技有限责任公司 | A kind of portable multipurpose lifting machine |
| CN106219385B (en) * | 2016-09-26 | 2018-07-24 | 武威市津威环境科技有限责任公司 | A kind of portable multipurpose lifting machine |
| CN106629418A (en) * | 2016-10-12 | 2017-05-10 | 南京冠超工业自动化有限公司 | Hand-push crane |
| CN106629418B (en) * | 2016-10-12 | 2018-02-27 | 南京冠超工业自动化有限公司 | A kind of hand push hoisting machine |
| CN108017006A (en) * | 2016-11-04 | 2018-05-11 | 中冶宝钢技术服务有限公司 | A kind of lifting conveyer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103434941B (en) | 2016-04-27 |
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Address after: 523000 No. 8, 1st Road, Qiaotou third industrial zone, Houjie Town, Dongguan City, Guangdong Province Patentee after: Guangdong Qunwang Technology Co.,Ltd. Address before: 523000 Dongguan Weixin sporting goods Co., Ltd., Qiaotou third industrial zone, Houjie Town, Dongguan City, Guangdong Province Patentee before: DONGGUAN PRESTIGE SPORTING PRODUCTS Co.,Ltd. |