CN202369282U - Movable crane - Google Patents
Movable crane Download PDFInfo
- Publication number
- CN202369282U CN202369282U CN2011205297656U CN201120529765U CN202369282U CN 202369282 U CN202369282 U CN 202369282U CN 2011205297656 U CN2011205297656 U CN 2011205297656U CN 201120529765 U CN201120529765 U CN 201120529765U CN 202369282 U CN202369282 U CN 202369282U
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- arm
- epimerite
- oil cylinder
- jib
- basic
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Abstract
The utility model provides a movable crane with a wide effective amplitude and flexible mobility. The movable crane comprises a vehicle chassis, a slewing bearing device, counter weights, an inhaul cable, landing legs, a lifting arm which can be stretched out and drawn back along the direction of the axis of a gyration center of the slewing bearing device, a cantilever type telescopic boom, a derricking cylinder by which the telescopic boom can be moved up and down and a lifting mechanism which is hung at the jib head of a top jib II and is used for hoisting a suspended load, wherein the lifting arm comprises a basic jib I, a middle jib and a top jib I; the root of the basic jib I is fixedly arranged on the slewing bearing device; the cantilever type telescopic boom comprises a basic jib II, a middle jib and the top jib II; the root of the basic jib II is hinged to the jib head of the top jib I through a hinged shaft; and the top jib I and the basic jib II are connected by the derricking cylinder.
Description
Technical field
The utility model relates to a kind of elevator machinery, is specifically related to a kind of hoisting crane with movable type traveling mechanism.
Background technology
Tower crane is applicable to high-rise civil construction construction and heavy industry construction of hydropower; Utilize running trolley on the track under the crane arm, to move and realize level luffing; Have advantages such as effective breadth is big, the luffing required time is few, work efficiency is high, easy to operate, be divided into fixed base tower crane and self-propelled tower crane by traveling gear.The body of the tower of fixed base tower crane is fixed on the concrete foundation, but the self-propelled tower crane utilizes the track load to go, and accomplishes vertical and level transportation simultaneously, and is safe in utilization, uses comparatively general, but need the laying track, install and remove comparatively time-consuming.Movable crane comprises automobile crane, rubber tired crane and crawler crane, and is flexible, shift soon, but angle luffing and work range are restricted.
Summary of the invention
The technical matters that the utility model will solve provides a kind ofly has that effective breadth is big, the movable crane of flexible performance.
In order to solve the problems of the technologies described above, the technical scheme of the utility model is:
A kind of movable crane comprises vehicle chassis, rotary supporting device, counterweight, drag-line and supporting leg, also comprises
Along the flexible lifting arm of the center of gyration axis direction of rotary supporting device, comprise basic arm I, middle segmentum intercalaris arm and epimerite arm I, the root of basic arm I is fixedly mounted on the said rotary supporting device;
Telescopic boom on the cantilevered comprises basic arm II, middle segmentum intercalaris arm and epimerite arm II, and the root of basic arm II is articulated in epimerite arm I arm head through hinge;
The amplitude oil cylinder of telescopic boom pitching in the realization connects epimerite arm I and basic arm II;
Hang down be located at epimerite arm II arm head be used to hang the lifting mechanism of holding suspention load.
Above-mentioned movable crane, the position of said hinge and the layout of amplitude oil cylinder can satisfy goes up stacking relatively of telescopic boom and lifting arm.
Above-mentioned movable crane, said lifting arm and last telescopic boom are telescopic sleeve pipe type sucking four joint arms.
Above-mentioned movable crane; Said four joint arms comprise basic arm, two joint arms, the three joint arm and the epimerite arms of intercalation in order; And the first single-stage telescopic oil cylinder of connection basic arm and three joint arms, connection two save the second single-stage telescopic oil cylinder of arms and epimerite arm and connect the 3rd single-stage telescopic oil cylinder of three joint arms and epimerite arm.
Above-mentioned movable crane, the piston rod of the said first single-stage telescopic oil cylinder connects basic arm, and the cylinder barrel head connects three joint arms; The piston rod of the said second single-stage telescopic oil cylinder connects two joint arms, and the cylinder barrel head connects the epimerite arm; The piston rod of said the 3rd single-stage telescopic oil cylinder connects three joint arms, and the cylinder barrel head connects the epimerite arm.
Above-mentioned movable crane, said drag-line connects counterweight and epimerite arm I top.
Above-mentioned movable crane, said vehicle chassis are truck mounted, rubber-tyred or crawler type.
Above-mentioned movable crane, said vehicle chassis are truck mounted, rubber-tyred or crawler type.
The utility model arm is made up of telescopic boom on the cantilevered that is articulated in along flexible lifting arm of the center of gyration axis direction of rotary supporting device and root on the lifting arm; The pitching of last telescopic boom is controlled by amplitude oil cylinder; Therefore, the utility model has possessed the big and flexible advantage of movable crane of effective work range of tower crane simultaneously.
Description of drawings
Below in conjunction with accompanying drawing the specific embodiment of the utility model is done further detailed explanation:
Fig. 1 is the structural representation of the utility model in running condition.
Fig. 2 is a structural representation of going up telescopic boom among Fig. 1.
Fig. 3 is the structural representation of lifting arm among Fig. 1.
Fig. 4 is in the structural representation under the motoring condition for the utility model.
Among the figure: 1 vehicle chassis, 2 supporting legs, 3 rotary supporting devices, 4 counterweights, 5 drag-lines; 6 lifting arms, 7 amplitude oil cylinder, 8 hinges, telescopic boom on 9,10 lifting mechanisms; 61 basic arm I, 62 2 joint arm I, 63 3 joint arm I, 64 epimerite arm I, 65 first single-stage telescopic oil cylinder I; 66 second single-stage telescopic oil cylinder I, 67 the 3rd single-stage telescopic oil cylinder I, 91 basic arm II, 92 2 joint arm II, 93 3 joint arm II; 94 epimerite arm II, 95 first single-stage telescopic oil cylinder II, 96 second single-stage telescopic oil cylinder II, 97 the 3rd single-stage telescopic oil cylinder II.
The specific embodiment
The utility model movable crane has possessed the big and flexible advantage of movable crane of effective work range of tower crane simultaneously.Can find out that from Fig. 1 movable crane has truck mounted, rubber-tyred or crawler-mounted vehicle chassis 1, therefore have flexible performance.Vehicle chassis is equipped with supporting leg 2, props during operation to keep wheel liftoff, with counterweight 4 and 5 equilibrium activitys of drag-line.Vehicle chassis is provided with rotary supporting device 3, to realize 360 ° of revolution operations.Be installed with on the vehicle chassis along the flexible lifting arm 6 of the center of gyration axis A-A direction of rotary supporting device, be equivalent to body of the tower, have the retractable support effect.Lifting arm comprises basic arm I 61, middle segmentum intercalaris arm and epimerite arm I 64, and the root of basic arm I 61 is fixedly mounted on the said rotary supporting device 3.Lifting arm 6 shown in Fig. 3 is for having telescopic sleeve pipe type sucking four joint arms; From figure, can clearly be seen that; Lifting arm 6 comprises that basic arm I 61, the two joint arm I 62, three of intercalation in order save arm I 63 and epimerite arm I 64; And, connect basic arm I and three joint arm I the first single-stage telescopic oil cylinder I 65, connect the second single-stage telescopic oil cylinder I 66 of two joint arm I and epimerite arm I and connect the 3rd single-stage telescopic oil cylinder I 63 of three joint arm I and epimerite arm I.More specifically, the piston rod of the first single-stage telescopic oil cylinder I connects the basic arm I, and the cylinder barrel head connects three joint arm I; The piston rod of the said second single-stage telescopic oil cylinder I connects two joint arm I, and the cylinder barrel head connects epimerite arm I; The piston rod of said the 3rd single-stage telescopic oil cylinder I connects three joint arm I, and the cylinder barrel head connects epimerite arm I.Above-mentioned telescopic oil cylinder I is that inversion type is arranged, the synchronization telescope of the flexible realization lifting arm through telescopic oil cylinder.Epimerite arm I 64 arm heads are through the root of telescopic boom 9 basic arm II 91 on the hinge 8 articulating boom formulas.Last telescopic boom 9 comprises basic arm II 91, middle segmentum intercalaris arm and epimerite arm II 94.Last telescopic boom 9 shown in Fig. 2 is for having telescopic sleeve pipe type sucking four joint arms; From figure, can clearly be seen that; Last telescopic boom 9 comprises that basic arm II 91, the two joint arm II 92, three of intercalation in order save arm II 93 and epimerite arm II 94; And, connect basic arm II and three joint arm II the first single-stage telescopic oil cylinder II 95, connect the second single-stage telescopic oil cylinder II 96 of two joint arm II and epimerite arm II and connect the 3rd single-stage telescopic oil cylinder II 97 of three joint arm II and epimerite arm II.More specifically, the piston rod of the first single-stage telescopic oil cylinder II connects the basic arm II, and the cylinder barrel head connects three joint arm II; The piston rod of the said second single-stage telescopic oil cylinder II connects two joint arm II, and the cylinder barrel head connects epimerite arm II; The piston rod of said the 3rd single-stage telescopic oil cylinder II connects three joint arm II, and the cylinder barrel head connects epimerite arm II.Above-mentioned telescopic oil cylinder II is that inversion type is arranged, through the synchronization telescope of telescopic boom in the flexible realization of telescopic oil cylinder.In order to realize telescopic boom 9 pitching, between epimerite arm I 64 and basic arm II 91 connect amplitude oil cylinder 7 is set.Be used to hang lifting mechanism 10 vertical epimerite arm II 94 arm heads that are located at of holding suspention load.
Fig. 4 is the structural representation that is in the utility model under the motoring condition; As can be seen from the figure; Last telescopic boom 9 all is in contraction state with lifting arm 6; And the two is stacked together relatively, and therefore, the layout of the position of hinge 8 and amplitude oil cylinder 8 must be able to satisfy the needs that stack relatively of going up telescopic boom and lifting arm.This folding-jib structure decrease space and machine gravity height, improved cruising characteristic.
Claims (8)
1. a movable crane comprises vehicle chassis, rotary supporting device, counterweight, drag-line and supporting leg, it is characterized in that: also comprise
Along the flexible lifting arm of the center of gyration axis direction of rotary supporting device, comprise basic arm I, middle segmentum intercalaris arm and epimerite arm I, the root of basic arm I is fixedly mounted on the said rotary supporting device;
Telescopic boom on the cantilevered comprises basic arm II, middle segmentum intercalaris arm and epimerite arm II, and the root of basic arm II is articulated in epimerite arm I arm head through hinge;
The amplitude oil cylinder of telescopic boom pitching in the realization connects epimerite arm I and basic arm II;
Hang down be located at epimerite arm II arm head be used to hang the lifting mechanism of holding suspention load.
2. movable crane according to claim 1 is characterized in that: the position of said hinge and the layout of amplitude oil cylinder can satisfy stacking relatively of last telescopic boom and lifting arm.
3. movable crane according to claim 2 is characterized in that: said lifting arm and last telescopic boom are telescopic sleeve pipe type sucking four joint arms.
4. movable crane according to claim 3; It is characterized in that: said four joint arms comprise basic arm, two joint arms, the three joint arm and the epimerite arms of intercalation in order; And the first single-stage telescopic oil cylinder of connection basic arm and three joint arms, connection two save the second single-stage telescopic oil cylinder of arms and epimerite arm and connect the 3rd single-stage telescopic oil cylinder of three joint arms and epimerite arm.
5. movable crane according to claim 4 is characterized in that: the piston rod of the said first single-stage telescopic oil cylinder connects basic arm, and the cylinder barrel head connects three joint arms; The piston rod of the said second single-stage telescopic oil cylinder connects two joint arms, and the cylinder barrel head connects the epimerite arm; The piston rod of said the 3rd single-stage telescopic oil cylinder connects three joint arms, and the cylinder barrel head connects the epimerite arm.
6. according to the arbitrary described movable crane of claim 1～5, it is characterized in that: said drag-line connects counterweight and epimerite arm I top.
7. according to the arbitrary described movable crane of claim 1～5, it is characterized in that: said vehicle chassis is truck mounted, rubber-tyred or crawler type.
8. movable crane according to claim 6 is characterized in that: said vehicle chassis is truck mounted, rubber-tyred or crawler type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205297656U CN202369282U (en) | 2011-12-19 | 2011-12-19 | Movable crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205297656U CN202369282U (en) | 2011-12-19 | 2011-12-19 | Movable crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202369282U true CN202369282U (en) | 2012-08-08 |
Family
ID=46592995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205297656U Expired - Fee Related CN202369282U (en) | 2011-12-19 | 2011-12-19 | Movable crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202369282U (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102862919A (en) * | 2012-08-21 | 2013-01-09 | 吉首市宗南重工制造有限公司 | Vehicle-mounted tower crane |
| CN103318785A (en) * | 2013-07-08 | 2013-09-25 | 徐州重型机械有限公司 | Crane and fixed auxiliary jib amplitude-changing device thereof |
| CN105197822A (en) * | 2015-10-21 | 2015-12-30 | 无锡港盛重型装备有限公司 | Crane suspension arm structure |
| CN105692502A (en) * | 2016-04-26 | 2016-06-22 | 肇庆市森美金属有限公司 | Automatic sheet loader with identification function |
| CN107640712A (en) * | 2017-11-07 | 2018-01-30 | 河南恒远恒山工业有限公司 | A kind of column cantilever crane |
| CN108502734A (en) * | 2018-04-25 | 2018-09-07 | 宁波城市职业技术学院 | Crane with gravity center adjuster and its method of adjustment |
| CN109422201A (en) * | 2017-08-25 | 2019-03-05 | 惠生（南通）重工有限公司 | Movable rotary hoist basis |
| CN112537727A (en) * | 2020-11-27 | 2021-03-23 | 申锡机械集团有限公司 | Roof support and window cleaning machine |
| CN112593487A (en) * | 2020-12-18 | 2021-04-02 | 王文龙 | Multi-section type tongue supporting column |
| CN113044735A (en) * | 2021-04-27 | 2021-06-29 | 成都茂智科技有限公司 | Lifting and transporting device |
| CN113135505A (en) * | 2021-04-26 | 2021-07-20 | 郑州新大方重工科技有限公司 | Truss structure follow-up telescopic system with guide mechanism, crane and guide method |
| CN114988300A (en) * | 2022-07-28 | 2022-09-02 | 哈尔滨工业大学 | Six-freedom-degree folding crane |
| CN116281679A (en) * | 2023-05-18 | 2023-06-23 | 四川川运重工机械有限公司 | Lorry-mounted crane and stretching system thereof |
-
2011
- 2011-12-19 CN CN2011205297656U patent/CN202369282U/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102862919A (en) * | 2012-08-21 | 2013-01-09 | 吉首市宗南重工制造有限公司 | Vehicle-mounted tower crane |
| CN103318785A (en) * | 2013-07-08 | 2013-09-25 | 徐州重型机械有限公司 | Crane and fixed auxiliary jib amplitude-changing device thereof |
| CN103318785B (en) * | 2013-07-08 | 2015-06-17 | 徐州重型机械有限公司 | Crane and fixed auxiliary jib amplitude-changing device thereof |
| CN105197822A (en) * | 2015-10-21 | 2015-12-30 | 无锡港盛重型装备有限公司 | Crane suspension arm structure |
| CN105692502A (en) * | 2016-04-26 | 2016-06-22 | 肇庆市森美金属有限公司 | Automatic sheet loader with identification function |
| CN109422201A (en) * | 2017-08-25 | 2019-03-05 | 惠生（南通）重工有限公司 | Movable rotary hoist basis |
| CN107640712A (en) * | 2017-11-07 | 2018-01-30 | 河南恒远恒山工业有限公司 | A kind of column cantilever crane |
| CN108502734A (en) * | 2018-04-25 | 2018-09-07 | 宁波城市职业技术学院 | Crane with gravity center adjuster and its method of adjustment |
| CN112537727A (en) * | 2020-11-27 | 2021-03-23 | 申锡机械集团有限公司 | Roof support and window cleaning machine |
| CN112593487A (en) * | 2020-12-18 | 2021-04-02 | 王文龙 | Multi-section type tongue supporting column |
| CN113135505A (en) * | 2021-04-26 | 2021-07-20 | 郑州新大方重工科技有限公司 | Truss structure follow-up telescopic system with guide mechanism, crane and guide method |
| CN113044735A (en) * | 2021-04-27 | 2021-06-29 | 成都茂智科技有限公司 | Lifting and transporting device |
| CN114988300A (en) * | 2022-07-28 | 2022-09-02 | 哈尔滨工业大学 | Six-freedom-degree folding crane |
| CN116281679A (en) * | 2023-05-18 | 2023-06-23 | 四川川运重工机械有限公司 | Lorry-mounted crane and stretching system thereof |
| CN116281679B (en) * | 2023-05-18 | 2023-10-03 | 四川川运重工机械有限公司 | Lorry-mounted crane and stretching system thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120808 Termination date: 20131219 |