CN108840252A - Cantilever crane - Google Patents
Cantilever crane Download PDFInfo
- Publication number
- CN108840252A CN108840252A CN201811082070.0A CN201811082070A CN108840252A CN 108840252 A CN108840252 A CN 108840252A CN 201811082070 A CN201811082070 A CN 201811082070A CN 108840252 A CN108840252 A CN 108840252A
- Authority
- CN
- China
- Prior art keywords
- support plate
- cantilever
- upright bar
- rope closing
- closing slot
- 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.)
- Pending
Links
- 210000004907 gland Anatomy 0.000 claims abstract description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 16
- 230000008520 organization Effects 0.000 claims description 7
- 230000008450 motivation Effects 0.000 claims 1
- 238000004804 winding Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/16—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs supported by columns, e.g. towers having their lower end mounted for slewing movements
- B66C23/166—Simple cranes with jibs which may be fixed or can slew or luff
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses a kind of cantilever cranes, including horizontally disposed support plate, are vertically arranged with upright bar through support plate, support plate is detachably connected to upright bar by gland nut, and support plate can be rotated about upright bar；Support plate is fixedly connected with cantilever obliquely upward, the two sides up and down of cantilever are arranged at intervals with several truckles, pulley is fixedly installed in support plate, support plate, which is located at below pulley, is provided with rope closing slot, wirerope is wound on rope closing slot, wirerope one end is fixed on rope closing slot, and the other end is wound on pulley, again alternatively up and down pass through each truckle, and be connected on the hook freely to hang after extending to the free end of cantilever；Rotation rope closing slot is to drive wirerope mobile, to realize the raising and lowering of hook.
Description
【Technical field】
The invention belongs to field of mechanical technique, and in particular to cantilever crane.
【Background technique】
Since some machining places are limited, the lifting equipments such as driving, gantry crane can not be installed in narrow space,
And when processing the workpiece such as heavier, longer, it is not suitable for hanging device meeting labor intensive and not can guarantee personnel and equipment safety.
【Summary of the invention】
The object of the present invention is to provide a kind of cantilever cranes, can not install large-scale lifting to solve small space in the prior art
The problem of equipment.
The present invention uses following technical scheme：Cantilever crane, including horizontally disposed support plate, are vertically arranged through support plate
There is upright bar, support plate is detachably connected to upright bar by gland nut, and support plate can be rotated about upright bar；Support plate to tiltedly on
Side is fixedly connected with cantilever, and the two sides up and down of cantilever are arranged at intervals with several truckles, are fixedly installed pulley in support plate,
Support plate, which is located at below pulley, is provided with rope closing slot, wirerope is wound on rope closing slot, rope closing slot is fixed in wirerope one end
On, the other end is wound on pulley, then alternatively up and down pass through each truckle, and extend to behind the free end of cantilever be connected to from
By on the hook that hangs；Rotation rope closing slot is to drive wirerope mobile, to realize the raising and lowering of hook.
Further, cantilever crane further includes rotation preventing mechanism, and rotation preventing mechanism includes fixed link, further includes at support plate bottom
The connecting plate of portion's fixed setting, connecting plate are equipped with jack, are uniformly surrounded with four jacks, fixed link on the tube wall of upright bar
For passing through the jack on connecting plate, the jack in upright bar is penetrated, thus the relative position of fixed upright bar and support plate.
Further, cantilever crane further includes anti-inversion organization, and anti-inversion organization includes rope closing slot, and rope closing slot is run through by shaft
Two stiffening plates are formed, and one end of shaft is arranged hand handle, and the other end is uniformly arranged that there are four pin holes around the outer wall of shaft, close
Being horizontally disposed in the stiffening plate of pin hole has plate, and plate is equipped with through-hole, and through-hole work safety pin is passed through and is inserted into pin hole, from
And the position of fixed rotating shaft.
Further, the free end of cantilever is fixedly installed L bracket, is equipped with big pulley, wirerope above L bracket
One end of hook is connected around excessive pulley.
Further, the bottom of upright bar is fixed on pedestal, and pedestal is rectangular frame, and the bottom of pedestal is equipped with universal
Wheel, the side of pedestal is equipped with handrail.
Compared with prior art, the present invention at least has the advantages that：Occupied ground is small, random strong, saves electricity
Power.
【Detailed description of the invention】
Fig. 1 is the structural schematic diagram of cantilever crane of the present invention；
Fig. 2 is the structural schematic diagram of the anti-inversion organization of cantilever crane of the present invention.
Wherein, 1. support plate, 2. pulleys, 3. gland nuts, 4. cantilevers, 5. big pulleys, 6. hooks, 7. reinforcing rods, 8.L
Shape bracket, 9. upright bars, 10. pedestals, 11. hand handles, 12. rope closing slots, 13. truckles, 14. connecting plates, 15. fixed links, 16. insert
Hole, 17. wirerope, 18. handrails, 19. safety pins, 20. plates, 21. shafts, 22. pin holes, 23. stiffening plates.
【Specific embodiment】
The present invention provides a kind of cantilever cranes, as depicted in figs. 1 and 2, cantilever crane, including horizontally disposed support plate 1, it passes through
Perforating branches fagging 1 is vertically arranged with upright bar 9, and support plate 1 is detachably connected to upright bar 9 by gland nut 3, and support plate 1 can close
It is rotated in upright bar 9；The support plate 1 is fixedly connected with cantilever 4 obliquely upward, and the two sides up and down of the cantilever 4 are arranged at intervals with
Several truckles 13 are fixedly installed pulley 2 in the support plate 1, and the lower section that support plate 1 is located at pulley 2 is provided with rope closing
Slot 12 is wound with wirerope on the rope closing slot 12, and described wirerope one end is fixed on rope closing slot 12, and the other end is wound on pulley
Each truckle 13 is passed through on 2, then alternatively up and down, and is connected to the lifting freely to hang after extending to the free end of cantilever 4
On hook 6；Rotation rope closing slot 12 is to drive wirerope 17 mobile, to realize the raising and lowering of hook 6.
Wherein, cantilever crane further includes rotation preventing mechanism, and the rotation preventing mechanism includes fixed link 15, further includes in the branch
The connecting plate 14 of 1 bottom of fagging fixed setting, the connecting plate 14 are equipped with jack 16, uniform ring on the tube wall of the upright bar 9
Four jacks 16 are provided around, the fixed link 15 penetrates the jack in upright bar 9 for the through-hole on connecting plate 14, from
And fix the relative position of upright bar 9 Yu support plate 1.Four jacks 16, which are equivalent to, can fix 9 every 90 ° of upright bar of rotation, root
According to the needs of actual use, rotational angle of the adjustable support plate 1 relative to upright bar 9.
As shown in Fig. 2, cantilever crane further includes anti-inversion organization, the anti-inversion organization includes rope closing slot 12, the rope closing
Slot 12 is formed by shaft 21 through two stiffening plates 24, and hand handle 11 is arranged in one end of the shaft 21, and the other end surrounds shaft 21
Outer wall be uniformly arranged there are four pin hole 22, being horizontally disposed in the stiffening plate 23 of pin hole 22 has plate 20, the plate 20
It is equipped with through-hole, the through-hole work safety pin 19 is passed through and is inserted into pin hole 22, thus the position of fixed rotating shaft 21.In order to anti-
Any rotation of rotation stop axis 21 is specially provided with anti-inversion organization, after shaft 21 rotates to suitable position, by safety pin 19
It across through-hole and is fixed in pin hole 22, is fixed to support plate 1 since through-hole is arranged in without on the plate 20 of relative motion, and
Pin hole 22 is arranged in the shaft 11 that wirerope can be followed to rotate, so limit the relative position of through-hole Yu pin hole 22, i.e., it is anti-
The reversing of cantilever crane is stopped.
The free end of cantilever 4 is fixedly installed L bracket 16, and big pulley 5 is equipped with above the L bracket 16, described
Wirerope connects one end of hook 6 around excessive pulley 5.By the way that the position of big pulley 5 relative to cantilever 4 frame height, can be made
Weight must be lifted and increase 4-5 times, reach 2000 jin.
The bottom of upright bar 9 is fixed on pedestal 10, and pedestal 10 is rectangular frame, and the bottom of the pedestal 10 is equipped with universal
Wheel, the side of the pedestal 10 is equipped with handrail 18.Universal wheel and handrail are installed, can be kept away in order to one man operation, conveniently moving
Exempt to cause that personnel injure by a crashing object and equipment smashes accident.
The course of work of cantilever crane of the present invention is cantilever crane to be pushed into suitable position, and workpiece to be sling has been hung
On suspension hook 6, then rotate hand handle 11 until wirerope 17 drive hook 6 rise to suitable height, then safety pin 19 is inserted
Enter in pin hole 22, the height and position of hook 6 can be locked；Rotational support plate 1 drives cantilever 4 to suitable angle, then will
Fixed link 15 is inserted into connecting plate 14 and upright bar 9, and the angle of cantilever 4 can be locked.
The above content is merely illustrative of the invention's technical idea, and this does not limit the scope of protection of the present invention, all to press
According to technical idea proposed by the present invention, any changes made on the basis of the technical scheme each falls within claims of the present invention
Protection scope within.
Claims (5)
1. cantilever crane, which is characterized in that including horizontally disposed support plate (1), be vertically arranged with upright bar through support plate (1)
(9), support plate (1) is detachably connected to upright bar (9) by gland nut (3), and support plate (1) can be rotated about upright bar (9)；
The support plate (1) is fixedly connected with cantilever (4) obliquely upward, and the two sides up and down of the cantilever (4) are arranged at intervals with several
Truckle (13) is fixedly installed pulley (2) on the support plate (1), and support plate (1), which is located at below pulley (2), to be provided with
Rope closing slot (12) is wound with wirerope on the rope closing slot (12), and described wirerope one end is fixed on rope closing slot (12), another
End is wound on pulley (2), then alternatively up and down pass through each truckle (13), and connected after extending to the free end of cantilever (4)
To the hook (6) freely to hang；Rotation rope closing slot (12) is to drive wirerope mobile, to realize the upper of hook (6)
It rises and declines.
2. cantilever crane as described in claim 1, which is characterized in that the cantilever crane further includes rotation preventing mechanism, the anti-rotation
Motivation structure includes fixed link (15), further includes the connecting plate (14) in the fixed setting of the support plate (1) bottom, the connecting plate
(14) jack (16) are equipped with, are uniformly surrounded with four jacks (16), the fixed link on the tube wall of the upright bar (9)
(15) for the jack on connecting plate (14), the jack on upright bar (9) is penetrated, thus fixed upright bar (9) and support plate (1)
Relative position.
3. cantilever crane as claimed in claim 1 or 2, which is characterized in that the cantilever crane further includes anti-inversion organization, described anti-
Reverse winding mechanism includes rope closing slot (12), and the rope closing slot (12) is formed by shaft (21) through two stiffening plates (24), and described turn
Hand handle (11) are arranged in one end of axis (21), and outer wall of the other end around shaft (21) is uniformly arranged that there are four pin hole (22), close
Being horizontally disposed in the stiffening plate (23) of pin hole (22) has plate (20), and the plate (20) is equipped with through-hole, the through-hole work peace
Full pin (19) passes through and is inserted into pin hole (22), thus the position of fixed rotating shaft (21).
4. cantilever crane as claimed in claim 1 or 2, which is characterized in that the free end of the cantilever (4) is fixedly installed L shape
Bracket (16), L bracket (16) top are equipped with big pulley (5), and one end of wirerope connection hook (6) bypasses
Big pulley (5).
5. cantilever crane as claimed in claim 1 or 2, which is characterized in that pedestal (10) are fixed in the bottom of the upright bar (9)
On, pedestal (10) is rectangular frame, and the bottom of the pedestal (10) is equipped with universal wheel, and the side of the pedestal (10) is equipped with
Handrail (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811082070.0A CN108840252A (en) | 2018-09-17 | 2018-09-17 | Cantilever crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811082070.0A CN108840252A (en) | 2018-09-17 | 2018-09-17 | Cantilever crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108840252A true CN108840252A (en) | 2018-11-20 |
Family
ID=64189291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811082070.0A Pending CN108840252A (en) | 2018-09-17 | 2018-09-17 | Cantilever crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108840252A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110271986A (en) * | 2019-06-25 | 2019-09-24 | 国网山东省电力公司临朐县供电公司 | Triangle ladder with lifting function |
| CN111963843A (en) * | 2020-08-21 | 2020-11-20 | 山东东山新驿煤矿有限公司 | Colliery sensor elevating gear in pit |
| CN112024810A (en) * | 2020-08-28 | 2020-12-04 | 东方电气集团东方锅炉股份有限公司 | Cantilever type multipoint machining device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202744222U (en) * | 2012-04-17 | 2013-02-20 | 奉化市飞宇电器制造有限公司 | Hand-operated upright column-type hydraulic crane |
| CN204778491U (en) * | 2014-12-31 | 2015-11-18 | 徐州建机工程机械有限公司 | Tower machine slewing tower and upper bracket connecting pin roll prevent changeing device |
| CN105152063A (en) * | 2015-10-21 | 2015-12-16 | 无锡港盛重型装备有限公司 | Portable crane |
| JP2016216180A (en) * | 2015-05-19 | 2016-12-22 | 住友重機械搬送システム株式会社 | Jib crane |
| CN106348185A (en) * | 2016-10-11 | 2017-01-25 | 重庆工商大学 | Adjustable lifting device of outdoor unit of air conditioner |
| CN209193408U (en) * | 2018-09-17 | 2019-08-02 | 陕西黑猫焦化股份有限公司 | Cantilever crane |
-
2018
- 2018-09-17 CN CN201811082070.0A patent/CN108840252A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202744222U (en) * | 2012-04-17 | 2013-02-20 | 奉化市飞宇电器制造有限公司 | Hand-operated upright column-type hydraulic crane |
| CN204778491U (en) * | 2014-12-31 | 2015-11-18 | 徐州建机工程机械有限公司 | Tower machine slewing tower and upper bracket connecting pin roll prevent changeing device |
| JP2016216180A (en) * | 2015-05-19 | 2016-12-22 | 住友重機械搬送システム株式会社 | Jib crane |
| CN105152063A (en) * | 2015-10-21 | 2015-12-16 | 无锡港盛重型装备有限公司 | Portable crane |
| CN106348185A (en) * | 2016-10-11 | 2017-01-25 | 重庆工商大学 | Adjustable lifting device of outdoor unit of air conditioner |
| CN209193408U (en) * | 2018-09-17 | 2019-08-02 | 陕西黑猫焦化股份有限公司 | Cantilever crane |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110271986A (en) * | 2019-06-25 | 2019-09-24 | 国网山东省电力公司临朐县供电公司 | Triangle ladder with lifting function |
| CN111963843A (en) * | 2020-08-21 | 2020-11-20 | 山东东山新驿煤矿有限公司 | Colliery sensor elevating gear in pit |
| CN112024810A (en) * | 2020-08-28 | 2020-12-04 | 东方电气集团东方锅炉股份有限公司 | Cantilever type multipoint machining device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181120 |
|
| RJ01 | Rejection of invention patent application after publication |