CN107352446A - Liftable trackless portal crane - Google Patents
Liftable trackless portal crane Download PDFInfo
- Publication number
- CN107352446A CN107352446A CN201710820890.4A CN201710820890A CN107352446A CN 107352446 A CN107352446 A CN 107352446A CN 201710820890 A CN201710820890 A CN 201710820890A CN 107352446 A CN107352446 A CN 107352446A
- Authority
- CN
- China
- Prior art keywords
- supporting leg
- fixed
- grade beam
- hinged
- interior
- 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
- 238000012806 monitoring device Methods 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 230000033001 locomotion Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000003245 working effect Effects 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
- B66C19/00—Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
Liftable trackless gantry crane, the effectual current gantry crane height of having solved is unadjustable, can only move along fixed rail, the problem that can not freely remove, it includes two symmetrical arrangement's grade beam, the both ends of every grade beam all are provided with cart operating device, the axial direction department of grade beam articulates there is flexible landing leg structure, flexible landing leg structure's top articulates there is the girder, set up electric block on the girder, flexible landing leg structure outside articulates there are two bearing diagonal, the other end and the grade beam of bearing diagonal are articulated.
Description
Technical field
The present invention relates to a kind of crane gear, more particularly, to a kind of liftable trackless gantry crane.
Background technology
Conventional factory building end inlet and outlet size must is fulfilled for indoor gate-type crane hanging component article can be normally from indoor fortune
Toward the whole appearance and size of outdoor sports, but for special occasions for ensure the constant temperature of the whole interior space, cleanliness factor etc. need by
The space setting of factory building inlet and outlet is smaller, avoids the making to its product, assembling from having an impact.Pacify inside the usual such factory building of way
Fill a crane to be responsible for article being lifted on haulage vehicle, away from plant area, but such way user early investment equipment is adopted
Purchase and basement process cost are higher.
Gantry crane is a kind of conventional crane gear, and gantry crane of the prior art is mostly that rail mounted gate-type rises
Heavy-duty machine, this crane can only move operation along fixed rail, it is impossible to move freely, job area has certain limitation
Property, also, the height of gate type portal gantry of the prior art is fixed, it is impossible to according to the height and Active workings of goods
Space allocation girder height, bring inconvenience to hoisting operation.
The content of the invention
For the above situation, the defects of to overcome prior art, the present invention provides a kind of liftable trackless gate-type lifting
Machine, effectively solves that existing gantry crane is highly non-adjustable, can only along fixed rail operation, can not move freely
Problem.
Its solve technical scheme be：The present invention includes two grade beams being arranged symmetrically, and the both ends of each grade beam are set
There is traveling mechanism of the larger traveller, telescopic outrigger structure is hinged with the axial centre of grade beam, the top of telescopic outrigger structure is hinged with master
Beam, electric block is set on girder, two bearing diagonals are hinged with the outside of telescopic outrigger structure, the other end and the grade beam of bearing diagonal are cut with scissors
Connect；
The traveling mechanism of the larger traveller includes being rotatably arranged on the hydraulic gyration drive device below grade beam, hydraulic gyration drive device
Lower section is fixed with wheel fixed case, and axletree is fixed with wheel fixed case, and wheel shaft end is fixed with rubber wheel group, wheel
First bevel gear is set with axle, is engaged with second bevel gear on the right side of first bevel gear, second bevel gear is connected with hydraulic moving
Low-speed big torque motor, cart anticollision device, collision-prevention device is fixed with the left of wheel fixed case；
Described telescopic outrigger structure includes the outer supporting leg that bottom is hinged with grade beam, is socketed with the inner chamber of outer supporting leg same with it
The interior supporting leg of axle, interior supporting leg top and main beam pivot, interior supporting leg lower section are connected with hydraulic jack, and hydraulic jack is fixed on grade beam
On, outer supporting leg top is provided with outer guide wheel group, and interior supporting leg bottom is provided with inner guide pulley group.
Preferably, the hydraulic gyration drive device includes being arranged on the revolving support below grade beam, revolving support interpolation
Equipped with gyroaxis, the upper end of gyroaxis is rotatably inserted in grade beam, in addition to the hydraulic control system being fixed on grade beam.
Preferably, the cart anticollision device, collision-prevention device includes the extension bar being fixed on wheel case, and extension bar left end is fixed with slow
Rush device.
Preferably, the outer guide wheel group and inner guide pulley group include multiple equally distributed guide wheels, the guide wheel of outer guide wheel group
It is in contact with the outer wall of interior supporting leg, the guide wheel of inner guide pulley group is in contact with the inwall of outer supporting leg.
Preferably, horizontal early warning and monitoring device is installed on the girder.
Clever structure of the present invention is novel, practicality simple to operate, it is possible to achieve moves forward and backward, left and right translates, be angled
Translation and original place are turn-taked, and add the job area of crane, when passing in and out factory building, horizontal early warning and monitoring device monitoring feedback signal
Two groups of hydraulic jack synchronization actions are automatically controlled, realize the synchronization lifting of complete equipment.
Brief description of the drawings
Fig. 1 is front view of the present invention.
Fig. 2 is side view of the present invention.
Fig. 3 is telescopic outrigger structural representation of the present invention.
Fig. 4 is traveling mechanism of the larger traveller front view of the present invention.
Fig. 5 is A-A sectional views in Fig. 4.
Fig. 6 is B-B sectional views in Fig. 4.
Fig. 7 is present invention straight trip schematic diagram.
Fig. 8 is row schematic diagram of the present invention.
Fig. 9 is cast schematic diagram of the present invention.
Figure 10 is diagonal schematic diagram of the present invention.
Embodiment
The embodiment of the present invention is described in further details below in conjunction with accompanying drawing 1-10.
Provided by Fig. 1-10, the present invention includes two grade beams 1 being arranged symmetrically, and the both ends of each grade beam 1 are both provided with greatly
Car travelling mechanism 2, telescopic outrigger structure 3 is hinged with the axial centre of grade beam 1, the top of telescopic outrigger structure 3 is hinged with master
Beam 5, sets electric block 6 on girder 5, and the outside of telescopic outrigger structure 3 is hinged with two bearing diagonals 4, the other end of bearing diagonal 4 with
Grade beam 1 is be hinged；
The traveling mechanism of the larger traveller 2 includes being rotatably arranged on the hydraulic gyration drive device 7 of the lower section of grade beam 1, hydraulic gyration driving
The lower section of device 7 is fixed with wheel fixed case 8, axletree 9 is fixed with wheel fixed case 8, the end of axletree 9 is fixed with rubber car
Wheel group 10, first bevel gear 11 is set with axletree 9, and the right side of first bevel gear 11 is engaged with second bevel gear 12, the second cone
Gear 12 is connected with hydraulic moving low-speed big torque motor 13, and the left side of wheel fixed case 8 is fixed with cart anticollision device, collision-prevention device 14；
Described telescopic outrigger structure 3 includes the outer supporting leg 15 that bottom is hinged with grade beam 1, is socketed with the inner chamber of outer supporting leg 15
The interior supporting leg 16 being coaxial therewith, the interior top of supporting leg 16 is be hinged with girder 5, and the interior lower section of supporting leg 16 is connected with hydraulic jack 17, hydraulic pressure
Oil cylinder 17 is fixed on grade beam 1, and the outer top of supporting leg 15 is provided with outer guide wheel group 18, and the interior bottom of supporting leg 16 is provided with inner guide pulley group 19.
Described hydraulic gyration drive device 7 includes being arranged on the revolving support 20 of the lower section of grade beam 1, the interpolation of revolving support 20
Equipped with gyroaxis, the upper end of gyroaxis is rotatably inserted in grade beam 1, in addition to the hydraulic control system being fixed on grade beam 1
21。
Described cart anticollision device, collision-prevention device 14 includes the extension bar 22 being fixed on wheel case, and the left end of extension bar 22 is fixed with slow
Rush device 23.
Described outer guide wheel group 18 and inner guide pulley group 19 include multiple equally distributed guide wheels, the guide wheel of outer guide wheel group 18
It is in contact with the outer wall of interior supporting leg 16, the guide wheel of inner guide pulley group 19 is in contact with the inwall of outer supporting leg 15.
Horizontal early warning and monitoring device 24 is installed on the girder 5.
In the use of the present invention, when needing hoisting heavy, four traveling mechanism of the larger traveller 2 of driving grade beam 1 bottom, which coordinate, to be moved
Make, realize the mass motion of the present apparatus, after the present apparatus is moved to above weight, sling weight using electric block 6, by weight
Thing is put down after moving to the position of required placement, realizes hoisting operations.
When cart operating structure is run, hydraulic control system 21 drives revolving support 20 to be rotated around the vertical axis of grade beam 1,
The lower section of revolving support 20 is connected with rubber wheel group 10, and rubber wheel group 10 rotates by axle of the axis of revolving support 20, liquid
Pressure walking low-speed big torque motor 13 works, and drives second bevel gear 12 to rotate by first bevel gear 11, second bevel gear 12
Axletree 9 is driven to rotate, axletree 9 drives rubber wheel group 10 to be rotated by axle of tactic of several persons taking turns in fighting one opponent to tire him out axle center, the knot of above-mentioned two action
Close, you can realize the action for often covering traveling mechanism of the larger traveller 2, and four sets co-operatings of traveling mechanism of the larger traveller 2, the achievable present apparatus
Straight trip, row, cast and diagonal.
When needing the present apparatus to pass in and out factory building, horizontal early warning and monitoring device 24 is monitored to the height of factory building, Ran Houshui
Flat early warning and monitoring device 24 sends signal and feeds back to hydraulic control system 21, and hydraulic control system 21 controls telescopic outrigger structure 3
Drive girder 5 vertically movable, motion process is as follows：The oil cylinder of telescopic outrigger structure 3 works simultaneously, supporting leg 16 and master in promotion
Beam 5 rises, and interior supporting leg 16 is socketed in the outer cavity of supporting leg 15, and interior supporting leg 16 rises relative to outer supporting leg 15, and both send out on axial direction
Raw relative motion, during both relative motions, between outer guide wheel group 18 and inner guide pulley group 19 can ensure therebetween
Gap remains constant, and the motion of the in the vertical direction of girder 5 can be smoothed out.
The present invention has following benefit compared with the prior art：1）The outer supporting leg 15 of telescopic outrigger structure 3 and grade beam 1 be hinged,
Interior supporting leg 16 is be hinged with girder 5, and the both ends of bearing diagonal 4 are be hinged with grade beam 1 and telescopic outrigger structure 3 respectively, the big part of the present apparatus
All it is by the way of be hinged, installation and removal are convenient, save very big labour；2）The horizontal feedback letter of early warning and monitoring device 24
Number automatically controlling two groups of hydraulic jacks 17 realizes complete equipment synchronization lifting, realizes the intellectuality of the present apparatus；3）Cart is run
Mechanism 2 can realize straight trip, row, cast and the diagonal of the present apparatus, add the job area of crane；4）Outer guide wheel
Group 18 and inner guide pulley group 19 can ensure that the outer gap of supporting leg 15 and interior supporting leg 16 between the two remains constant, so as to realize
The in the vertical direction of girder 5 moves smooth.
Clever structure of the present invention is novel, practicality simple to operate, it is possible to achieve straight trip, row, cast and diagonal, increase
The job area of crane, when passing in and out factory building, horizontal early warning and monitoring device monitoring feedback signal automatically controls two groups of hydraulic oil
Cylinder synchronization action, realize the synchronization lifting of complete equipment.
Claims (5)
1. liftable trackless gantry crane, including two grade beams being arranged symmetrically（1）, it is characterised in that it is described each
Beam（1）Both ends be both provided with traveling mechanism of the larger traveller（2）, grade beam（1）Axial centre at be hinged with telescopic outrigger structure（3）,
Telescopic outrigger structure（3）Top be hinged with girder（5）, girder（5）Upper setting electric block（6）, telescopic outrigger structure（3）Outside
Side is hinged with two bearing diagonals（4）, bearing diagonal（4）The other end and grade beam（1）It is be hinged；
The traveling mechanism of the larger traveller（2）Including being rotatably arranged on grade beam（1）The hydraulic gyration drive device of lower section（7）, hydraulic pressure time
Rotary driving device（7）Lower section is fixed with wheel fixed case（8）, wheel fixed case（8）Inside it is fixed with axletree（9）, axletree（9）
End is fixed with rubber wheel group（10）, axletree（9）On be set with first bevel gear（11）, first bevel gear（11）Nibble on right side
Conjunction has second bevel gear（12）, second bevel gear（12）It is connected with hydraulic moving low-speed big torque motor（13）, wheel fixed case
（8）Left side be fixed with cart anticollision device, collision-prevention device（14）；
Described telescopic outrigger structure（3）Including bottom and grade beam（1）Be hinged outer supporting leg（15）, in outer supporting leg（15）Inner chamber
In be socketed with the interior supporting leg being coaxial therewith（16）, interior supporting leg（16）Top and girder（5）It is be hinged, interior supporting leg（16）Lower section is connected with
Hydraulic jack（17）, hydraulic jack（17）It is fixed on grade beam（1）On, outer supporting leg（15）Top is provided with outer guide wheel group（18）, interior branch
Leg（16）Bottom is provided with inner guide pulley group（19）.
2. liftable gantry crane according to claim 1, it is characterised in that described hydraulic gyration drive device
（7）Including being arranged on grade beam（1）The revolving support of lower section（20）, revolving support（20）Inside be fitted with gyroaxis, gyroaxis it is upper
The rotatable insertion grade beam in end（1）It is interior, in addition to it is fixed on grade beam（1）On hydraulic control system（21）.
3. liftable gantry crane according to claim 1, it is characterised in that described cart anticollision device, collision-prevention device（14）
Including the extension bar being fixed on wheel case（22）, extension bar（22）Left end is fixed with buffer（23）.
4. liftable gantry crane according to claim 1, it is characterised in that described outer guide wheel group（18）With it is interior
Guide wheel group（19）Include multiple equally distributed guide wheels, outer guide wheel group（18）Guide wheel and interior supporting leg（16）Outer wall connect
Touch, inner guide pulley group（19）Guide wheel and outer supporting leg（15）Inwall be in contact.
5. liftable gantry crane according to claim 1, it is characterised in that the girder（5）On water is installed
Flat early warning and monitoring device（24）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710820890.4A CN107352446A (en) | 2017-09-13 | 2017-09-13 | Liftable trackless portal crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710820890.4A CN107352446A (en) | 2017-09-13 | 2017-09-13 | Liftable trackless portal crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107352446A true CN107352446A (en) | 2017-11-17 |
Family
ID=60290380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710820890.4A Pending CN107352446A (en) | 2017-09-13 | 2017-09-13 | Liftable trackless portal crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107352446A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108100912A (en) * | 2017-12-21 | 2018-06-01 | 合肥市春华起重机械有限公司 | A kind of multifunctional small-size gantry crane |
| CN109179198A (en) * | 2018-11-26 | 2019-01-11 | 新乡市豫新起重机械有限公司 | A kind of four supporting leg of rail-free, four hydraulic cylinder height adjusting gantry crane |
| CN110937503A (en) * | 2019-12-03 | 2020-03-31 | 江苏环宇起重运输机械有限责任公司 | Device and method for freely changing site of trackless portal crane |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1134328A (en) * | 1965-02-22 | 1968-11-20 | Nydqvist & Holm Ab | Mobile gantry crane |
| CN202594653U (en) * | 2012-04-12 | 2012-12-12 | 苏州神峰起重机械有限公司 | Lifting platform |
| CN202766140U (en) * | 2012-09-13 | 2013-03-06 | 胡陆军 | Trackless portal crane |
| CN104192725A (en) * | 2014-09-17 | 2014-12-10 | 苏州大方特种车股份有限公司 | Gantry crane |
| CN104773656A (en) * | 2015-04-03 | 2015-07-15 | 东风汽车公司 | Combined type folding portal crane |
| CN105540447A (en) * | 2016-02-02 | 2016-05-04 | 大连连船重工有限公司 | Trackless portal crane |
-
2017
- 2017-09-13 CN CN201710820890.4A patent/CN107352446A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1134328A (en) * | 1965-02-22 | 1968-11-20 | Nydqvist & Holm Ab | Mobile gantry crane |
| CN202594653U (en) * | 2012-04-12 | 2012-12-12 | 苏州神峰起重机械有限公司 | Lifting platform |
| CN202766140U (en) * | 2012-09-13 | 2013-03-06 | 胡陆军 | Trackless portal crane |
| CN104192725A (en) * | 2014-09-17 | 2014-12-10 | 苏州大方特种车股份有限公司 | Gantry crane |
| CN104773656A (en) * | 2015-04-03 | 2015-07-15 | 东风汽车公司 | Combined type folding portal crane |
| CN105540447A (en) * | 2016-02-02 | 2016-05-04 | 大连连船重工有限公司 | Trackless portal crane |
Non-Patent Citations (2)
| Title |
|---|
| 王福成 等: "《安全工程概论 第2版》", 31 May 2014, 北京：煤炭工业出版社 * |
| 陈江义 等: "《ANSYS起重机械金属结构参数化分析技术》", 31 December 2015, 郑州：郑州大学出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108100912A (en) * | 2017-12-21 | 2018-06-01 | 合肥市春华起重机械有限公司 | A kind of multifunctional small-size gantry crane |
| CN109179198A (en) * | 2018-11-26 | 2019-01-11 | 新乡市豫新起重机械有限公司 | A kind of four supporting leg of rail-free, four hydraulic cylinder height adjusting gantry crane |
| CN110937503A (en) * | 2019-12-03 | 2020-03-31 | 江苏环宇起重运输机械有限责任公司 | Device and method for freely changing site of trackless portal crane |
| CN110937503B (en) * | 2019-12-03 | 2021-09-10 | 江苏环宇起重运输机械有限责任公司 | Device and method for freely changing site of trackless portal crane |
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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: 20171117 |
|
| RJ01 | Rejection of invention patent application after publication |