CN211712452U - Novel gantry crane for tunnel - Google Patents
Novel gantry crane for tunnel Download PDFInfo
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- CN211712452U CN211712452U CN201922295043.8U CN201922295043U CN211712452U CN 211712452 U CN211712452 U CN 211712452U CN 201922295043 U CN201922295043 U CN 201922295043U CN 211712452 U CN211712452 U CN 211712452U
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- portal
- girder
- section girder
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Abstract
The utility model discloses a novel gantry crane for tunnel, which comprises a telescopic girder, a left telescopic portal frame and a right telescopic portal frame which are symmetrical front and back, the lower parts of the left and right ends of the telescopic girder are respectively provided with a left upper crossbeam and a right upper crossbeam, the lower ends of the left upper crossbeam and the right upper crossbeam are respectively provided with the left telescopic portal frame and the right telescopic portal frame, the left part and the right part of the telescopic girder are respectively provided with a first fixed pulley, the gantry crane further comprises a steering pulley block, the lower ends of the left telescopic portal frame and the right telescopic portal frame are respectively provided with a left supporting beam and a right supporting beam, the lower ends of the left supporting beam and the right supporting beam are respectively arranged on the upper surfaces of the left ground beam and the right ground beam, the lower ends of the left ground beam and the right ground beam are respectively provided with a traveling wheel group, traveling wheels are assembled on the track, the left supporting beam and the connecting beam are, the traveling wheel set is provided with a driving device, and the rear ends of the left ground beam and the right ground beam are provided with control mechanisms.
Description
Technical Field
The utility model relates to a lifting means technical field especially relates to a novel portal crane is used in tunnel.
Background
Gantry crane calls portal crane again, mainly used outdoor goods yard, stock ground goods, the loading and unloading operation of bulk cargo, gantry crane has characteristics such as place high-usage, the working range is big, the adaptation face is wide, the commonality is strong, obtain wide use at harbour goods yard, gantry crane still is applicable to in the tunnel, but gantry crane when construction hoist and mount heavy object in the tunnel, often receive the tunnel height, the influence in width and place, generally all will customize according to the size of tunnel size, after gantry crane accomplishes the preparation, can only adapt to the tunnel of a size, meet the tunnel of other specifications and need reform transform the side again and can satisfy the service condition, use cost is on the high side, consequently, need a tunnel to hang now urgently, can realize the regulation of gantry crane height and width, the commonality is strong.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel portal crane for tunnel can realize the regulation of portal crane height and width, and the commonality is strong.
The utility model adopts the following technical proposal:
the utility model provides a novel portal crane for tunnel, including a left side supporting beam, a right side supporting beam, flexible girder, left entablature, right entablature, the flexible portal in a left side of front and back symmetry and the flexible portal in the right side of front and back symmetry, flexible girder about the lower part at both ends be connected with the upper end of left entablature, right entablature respectively, the lower extreme of both sides is connected with the upper end of the flexible portal in a left side of front and back symmetry respectively around the left entablature, the lower extreme of both sides is connected with the upper end of the flexible portal in the right side of front and back symmetry respectively around the right entablature, flexible girder can be followed left and right directions and stretch out and draw back, the left part and the right part of flexible girder are all fixed and are provided with first fixed pulley, the left and right sides lower extreme of flexible girder and the upper end inboard of the flexible portal in a left side and the flexible portal in the right side all are provided with the second fixed pulley constitution that turns to the The lower end of a left telescopic portal frame is connected with the upper end of a left supporting beam, the lower end of the left supporting beam is arranged on the upper surface of a left ground beam, the lower end of a right telescopic portal frame is connected with the upper end of a right supporting beam, the lower end of the right supporting beam is arranged on the upper surface of a right ground beam, the lower ends of the left ground beam and the right ground beam are respectively provided with a walking wheel set, the walking wheel sets are arranged on a track, a connecting supporting beam and a connecting beam are fixedly arranged between the front and back symmetrical left telescopic portal frames and between the front and back symmetrical right telescopic portal frames, an electric system is fixedly arranged in the middle of the lower end of the connecting supporting beam, an electric hoist is fixedly arranged in the middle of the upper end of the connecting supporting beam, a steel wire rope wound on the electric hoist is sequentially connected with the hoist through a corresponding steering pulley set and a first fixed pulley, the hoist, and the rear ends of the left ground beam and the right ground beam are provided with control mechanisms.
Every flexible portal in a left side and flexible portal in the right side include portal on the left side respectively, portal on the right side, portal and portal under the right side under the left side, the portal cover is established in the outside of portal on the left side under the left side, portal and left side down portal all seted up a plurality of round pin shaft hole along length direction on the left side, the round pin shaft is downthehole to be inserted and is equipped with the round pin axle, portal cover is established in the outside of portal on the right side under the right side, portal and right side down portal frame all seted up the first round pin shaft hole of a plurality of along length direction on the right side, insert in the first round pin shaft hole and be equipped with first round pin axle, entablature and.
The outer side end of the left lower portal frame and the outer side end of the right lower portal frame are fixedly provided with first hinge seats, the left end and the right end of the upper cross beam are respectively provided with a second hinge seat, the fixed end of the lifting hydraulic oil cylinder is hinged to the second hinge seats, and the movable end of the lifting hydraulic oil cylinder is hinged to the first hinge seats.
The telescopic girder comprise a fixed section girder and a telescopic section girder, the telescopic section girder is divided into a left telescopic section girder and a right telescopic section girder, the left side and the right side of the fixed section girder are respectively sleeved outside the left telescopic section girder and the right telescopic section girder, a plurality of second pin shaft holes are respectively formed in the left telescopic section girder, the right telescopic section girder and the fixed section girder along the length direction of the girders, second pin shafts are inserted in the second pin shaft holes, and a first telescopic hydraulic cylinder and a second telescopic hydraulic cylinder are respectively arranged between the fixed section girder and the left telescopic section girder and between the fixed section girder and the right telescopic section girder.
The left and right sides front end of canned paragraph girder all fixed third hinge seat and the articulated seat of fourth of being provided with, the left side front end of the flexible section girder in a left side is fixed and is provided with the articulated seat of fifth, the right side front end of the flexible section girder in the right side is fixed and is provided with the articulated seat of sixth, first hydraulic cylinder's stiff end and third hinge seat articulated, first hydraulic cylinder's expansion end and the articulated seat of fifth are articulated, the stiff end and the articulated seat of fourth of second hydraulic cylinder are articulated, the expansion end and the articulated seat of sixth of second hydraulic cylinder are articulated.
Control the mechanism and include supporting platform and control cabinet, the lower extreme of control cabinet is connected with upper end one side of controlling the platform, controls the upper end of platform and still is provided with cable drum support frame, rotates on the cable drum support frame and installs the cable drum.
The lifting appliance comprises a lifting beam, wherein second fixed pulleys are fixedly arranged at the left end and the right end of the lifting beam, and a lifting hook is arranged on each second fixed pulley.
The walking wheel set comprises a driving wheel and a driven wheel, and the driving wheel is connected with a driving device.
The driving device adopts a speed reducing motor.
The joints of the telescopic main beam and the left telescopic door frame and the right telescopic door frame are provided with reinforcing ribs.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an install electric block on a connection supporting beam, the effectual initial height that has reduced the portal crane makes the portal crane can realize the regulation of self height and width through the flexible setting to portal crane girder and portal again, need not special customization span and risees, and the commonality is strong, the effectual use cost that has reduced.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a right side view of the present invention.
Detailed Description
The invention is described in detail below with reference to the following figures and examples:
as shown in figures 1 to 2, the novel portal crane for the tunnel comprises a left supporting beam 2, a right supporting beam 3, a telescopic girder 1, a left upper beam 13-1, a right upper beam 13-2, a front-back symmetrical left telescopic portal frame 4 and a front-back symmetrical right telescopic portal frame 5, wherein the lower parts of the left and right ends of the telescopic girder 1 are respectively connected with the upper ends of the left upper beam 13-1 and the right upper beam 13-2, the lower ends of the front and back sides of the left upper beam 13-1 are respectively connected with the upper ends of the front-back symmetrical left telescopic portal frame 4, the lower ends of the front and back sides of the right upper beam 13-2 are respectively connected with the upper ends of the front-back symmetrical right telescopic portal frame 5, the left telescopic portal frame 4 and the right telescopic portal frame 5 are used for supporting the telescopic girder 1, the telescopic girder 1 can be stretched in the left-right direction, and the left part and the right part of the telescopic girder 1 are both, used for lifting the lifting appliance 7 through a steel wire rope; the lower ends of the left and the right sides of the telescopic girder 1 and the inner sides of the upper ends of the left telescopic portal frame 4 and the right telescopic portal frame 5 are all provided with second fixed pulleys, the second fixed pulleys arranged at the lower ends of the left and the right sides of the telescopic girder 1 respectively form a steering pulley block 8 with the second fixed pulleys arranged at the inner sides of the upper ends of the left telescopic portal frame 4 and the right telescopic portal frame 5, the lower end of the left telescopic portal frame 4 is connected with the upper end of the left supporting beam 2, the lower end of the left supporting beam 2 is arranged on the upper surface of the left ground beam 9, the lower end of the right telescopic portal frame 5 is connected with the upper end of the right supporting beam 3, the lower end of the right supporting beam 3 is arranged on the upper surface of the right ground beam 10, the lower ends of the left ground beam 9 and the right ground beam 10 are both provided with walking wheel sets 11, the walking wheel sets 11 are arranged on the track in the tunnel, so as to facilitate the movement of, an electrical system 16 is fixedly arranged in the middle of the lower end of the connecting supporting beam 14, an electric hoist 17 is fixedly arranged in the middle of the upper end of the connecting supporting beam 14, a steel wire rope wound on the electric hoist 17 is connected with a lifting appliance 7 through a corresponding steering pulley block 8 and a first fixed pulley 6 in sequence, the lifting appliance 7 is positioned below the telescopic main beam 1, used for hoisting heavy objects, the traveling wheel set 11 is also provided with a driving device 12 used for providing power for the traveling wheel set 11, the upper end of the connecting supporting beam 14 is also provided with a hydraulic station 18, used for providing required power for the left telescopic portal 4, the right telescopic portal 5 and the telescopic main beam 1 and adjusting the extension and retraction of the left telescopic portal 4, the right telescopic portal 5 and the telescopic main beam 1, the rear ends of the left ground beam 9 and the right ground beam 10 are respectively provided with an operating mechanism 19 for operating the utility model in the working process; according to the above, the utility model discloses at the during operation, can adjust portal crane self through hydraulic pressure station 18 according to the height and the width in tunnel, thereby make portal crane self reach suitable height and width, adjust and accomplish the back, electric block 17 drives hoist 7 through wire rope and rises or descend, hoist 7 upwards or lifts by crane to the heavy object through lifting hook 20 that hoist 7 both ends set up, thereby go up and down, after the heavy object is hoisted, walking wheelset 11 that the grade beam lower extreme set up moves along the track in the tunnel under drive arrangement 12's effect, thereby work, make the utility model discloses can realize the regulation of self height and width, need not special customization span and rising, the commonality is strong, the effectual use cost that has reduced.
Each of the left telescopic portal 4 and the right telescopic portal 5 respectively comprises a left upper portal 21, a right upper portal 22, a left lower portal 23 and a right lower portal 24, the left lower portal 23 is sleeved outside the left upper portal 21, a plurality of portal pin shaft holes 25 are respectively arranged in the left upper portal 21 and the left lower portal 23 along the length direction, portal pin shafts 26 are inserted in the portal pin shaft holes 25, the left upper portal 21 is supported, the right lower portal 24 is sleeved outside the right upper portal 22, a plurality of portal pin shaft holes 25 are respectively arranged on the right upper portal 22 and the right lower portal 24 along the length direction, portal pin shafts 26 are inserted in the portal pin shaft holes 25, the right upper portal frame 22 is supported, and lifting hydraulic oil cylinders 27 are arranged between the upper beam 13 and the left lower portal frame 23 and between the upper beam and the right lower portal frame 24 and are used for assisting the lifting of the left telescopic portal frame 4 and the right telescopic portal frame 5; therefore, when the utility model needs to ascend, the portal pin shaft 26 is taken out from the portal pin shaft hole 25, the movable end of the lifting hydraulic oil cylinder 27 extends out, the left upper portal 21 and the right upper portal 22 ascend with the portal pin shaft, when the left upper portal 21 and the right upper portal 22 ascend to proper positions, the portal pin shaft 26 is inserted into the portal pin shaft hole 25, and the left upper portal 21 and the right upper portal 22 are supported and fixed through the portal pin shaft hole 25; when the utility model discloses when needing to descend, take out in portal round pin axle 26 follow portal round pin axle hole 25, lift hydraulic cylinder 27's expansion end shrink, portal 22 descends thereupon on portal 21 and the right side on the left side, when portal 22 descends to suitable position on portal 21 and the right side on the left side, insert portal round pin axle 26 in portal round pin axle hole 25, carry out the fixed stay through portal round pin axle hole 25 portal 21 and portal 22 on the right side on to the left side.
The outer ends of the left lower door frame 23 and the right lower door frame 24 are fixedly provided with first hinge seats 28, the left end and the right end of the upper cross beam 13 are respectively provided with second hinge seats 29, the fixed end of the lifting hydraulic oil cylinder 27 is hinged to the second hinge seats 29, the movable end of the lifting hydraulic oil cylinder 27 is hinged to the first hinge seats 28, and the first hinge seats 28 and the second hinge seats 29 are both used for reducing torsion.
The telescopic girder 1 comprises a fixed section girder 1-1 and a telescopic section girder, the telescopic section girder is divided into a left telescopic section girder 30 and a right telescopic section girder 31, the left side and the right side of the fixed section girder 1-1 are respectively sleeved outside the left telescopic section girder 30 and the right telescopic section girder 31, a plurality of girder pin shaft holes 32 are respectively formed in the left telescopic section girder 30, the right telescopic section girder 31 and the fixed section girder 1-1 along the length direction of the girder 1, girder pin shafts 33 are inserted in the girder pin shaft holes 32, and a first telescopic hydraulic cylinder 34 and a second hydraulic cylinder 35 are respectively arranged between the fixed section girder 1-1 and the left telescopic section girder 30 and the right telescopic section girder 31; therefore, when the width of the utility model needs to be increased, the girder pin shaft 33 is taken out from the girder pin shaft hole 32, the movable ends of the first telescopic hydraulic cylinder 34 and the second hydraulic cylinder 35 extend out, the left side and the right side of the fixed section girder 1-1 and the left telescopic section girder 30 and the right telescopic section girder 31 respectively move relatively, and when the fixed section girder 1-1 and the telescopic section girder move to a proper position, the girder pin shaft 33 is inserted into the girder pin shaft hole 32, so that the fixed section girder 1-1 and the telescopic section girder are fixed; when the utility model discloses a width needs to reduce, takes out girder round pin axle 33 from girder round pin axle hole 32, the expansion end shrink of first flexible hydraulic cylinder 34 and second hydraulic cylinder 35, the left and right sides of canned paragraph girder 1-1 and left flexible section girder 30 and the flexible section girder 31 in the right side respectively relative movement, when removing suitable position, insert girder round pin axle 33 in girder round pin axle hole 32 to it fixes canned paragraph girder 1-1 and flexible section girder.
The left and right sides front end of fixed section girder 1 all fixedly is provided with third articulated seat 36 and fourth articulated seat 37, the setting of third articulated seat 36 and fourth articulated seat 37 all is used for reducing torsion, and the left side front end of left side flexible section girder 30 is fixed with fifth articulated seat 38, and the right side front end of right side flexible section girder 31 is fixed with sixth articulated seat 39, the stiff end of first flexible hydraulic cylinder 34 articulated with third articulated seat 36, the expansion end of first hydraulic cylinder is articulated with fifth articulated seat 38, and the stiff end of second flexible hydraulic cylinder 35 is articulated with fourth articulated seat 37, and the expansion end of second hydraulic cylinder 35 is articulated with sixth articulated seat 39, and is same, the setting of fifth articulated seat 38 and sixth articulated seat 39 all is used for reducing torsion.
The lifting appliance 7 comprises a lifting beam 44, wherein second fixed pulleys 45 are fixedly arranged at the left end and the right end of the lifting beam 44, a lifting hook 20 is arranged on each second fixed pulley 45, and the lifting hook 20 is used for fixing a heavy object.
The running wheel set 11 comprises a driving wheel 46 and a driven wheel 47, the driving wheel and the driven wheel are both wheel-rail type wheels, and the driving wheel 46 is connected with the driving device 12.
The driving device 12 employs a reduction motor.
The joints of the telescopic main beam 1, the left telescopic portal frame 4 and the right telescopic portal frame 5 are provided with reinforcing ribs 48, so that the firmness of connection of the main beam 1, the left telescopic portal frame 4 and the right telescopic portal frame 5 is further enhanced.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (10)
1. The utility model provides a novel portal crane for tunnel which characterized in that: the steering pulley block comprises a left supporting beam, a right supporting beam, a telescopic main beam, a left upper cross beam, a right upper cross beam, a left telescopic portal frame and a right telescopic portal frame, wherein the left telescopic portal frame and the right telescopic portal frame are symmetrical front and back, the lower parts of the left end and the right end of the telescopic main beam are respectively connected with the upper ends of the left upper cross beam and the right upper cross beam, the lower ends of the front side and the back side of the left upper cross beam are respectively connected with the upper ends of the left telescopic portal frame and the right telescopic portal frame, the telescopic main beam can be telescopic along the left and right direction, first fixed pulleys are fixedly arranged on the left part and the right part of the telescopic main beam, second fixed pulleys arranged on the lower ends of the left side and the right side of the telescopic main beam and the inner sides of the upper ends of the left telescopic portal frame and the right telescopic portal frame respectively form a steering pulley block, the lower end of a left telescopic portal frame is connected with the upper end of a left supporting beam, the lower end of the left supporting beam is arranged on the upper surface of a left ground beam, the lower end of a right telescopic portal frame is connected with the upper end of a right supporting beam, the lower end of the right supporting beam is arranged on the upper surface of a right ground beam, the lower ends of the left ground beam and the right ground beam are respectively provided with a walking wheel set, the walking wheel sets are arranged on a track, a connecting supporting beam and a connecting beam are fixedly arranged between the front and back symmetrical left telescopic portal frames and between the front and back symmetrical right telescopic portal frames, the middle part of the lower end of the connecting supporting beam is fixedly provided with an electric system, the middle part of the upper end of the connecting supporting beam is fixedly provided with an electric hoist, a steel wire rope wound on the electric hoist is sequentially connected with the hoist through a corresponding steering pulley block and a first fixed, and the rear ends of the left ground beam and the right ground beam are provided with control mechanisms.
2. The novel gantry crane for the tunnel according to claim 1, wherein: every flexible portal in a left side and flexible portal in a right side include portal on the left side respectively, portal on the right side, portal and portal under the right side under the left side, the portal cover is established in the outside of portal on the left side under the left side, portal and left side down portal all seted up a plurality of round pin shaft hole along length direction on the left side, the round pin shaft is downthehole to be inserted and is equipped with the round pin axle, portal cover is established in the outside of portal on the right side under the right side, portal and right side down portal all seted up the first round pin shaft hole of a plurality of along length direction on the right side, insert in the first round pin shaft hole and be equipped with first round pin axle, entablature and.
3. The novel gantry crane for the tunnel according to claim 2, wherein: the outer side end of the left lower portal frame and the outer side end of the right lower portal frame are fixedly provided with first hinge seats, the left end and the right end of the upper cross beam are respectively provided with a second hinge seat, the fixed end of the lifting hydraulic oil cylinder is hinged to the second hinge seats, and the movable end of the lifting hydraulic oil cylinder is hinged to the first hinge seats.
4. The novel gantry crane for the tunnel according to claim 1, wherein: the telescopic girder comprise a fixed section girder and a telescopic section girder, the telescopic section girder is divided into a left telescopic section girder and a right telescopic section girder, the left side and the right side of the fixed section girder are respectively sleeved outside the left telescopic section girder and the right telescopic section girder, a plurality of second pin shaft holes are respectively formed in the left telescopic section girder, the right telescopic section girder and the fixed section girder along the length direction of the girders, second pin shafts are inserted in the second pin shaft holes, and a first telescopic hydraulic cylinder and a second telescopic hydraulic cylinder are respectively arranged between the fixed section girder and the left telescopic section girder and between the fixed section girder and the right telescopic section girder.
5. The novel gantry crane for the tunnel according to claim 4, wherein: the left and right sides front end of canned paragraph girder all fixed third hinge seat and the articulated seat of fourth of being provided with, the left side front end of the flexible section girder in a left side is fixed and is provided with the articulated seat of fifth, the right side front end of the flexible section girder in the right side is fixed and is provided with the articulated seat of sixth, first flexible hydraulic cylinder's stiff end and third hinge seat articulated, first flexible hydraulic cylinder's expansion end is articulated with the articulated seat of fifth, the stiff end of second hydraulic cylinder is articulated with the articulated seat of fourth, the expansion end of second hydraulic cylinder is articulated with the articulated seat of sixth.
6. The novel gantry crane for the tunnel according to claim 1, wherein: control the mechanism and include supporting platform and control cabinet, the lower extreme of control cabinet is connected with upper end one side of controlling the platform, controls the upper end of platform and still is provided with cable drum support frame, rotates on the cable drum support frame and installs the cable drum.
7. The novel gantry crane for the tunnel according to claim 1, wherein: the lifting appliance comprises a lifting beam, wherein second fixed pulleys are fixedly arranged at the left end and the right end of the lifting beam, and a lifting hook is arranged on each second fixed pulley.
8. The novel gantry crane for the tunnel according to claim 1, wherein: the walking wheel set comprises a driving wheel and a driven wheel, and the driving wheel is connected with a driving device.
9. The novel gantry crane for the tunnel according to claim 8, wherein: the driving device adopts a speed reducing motor.
10. The novel gantry crane for the tunnel according to claim 1, wherein: the joints of the telescopic main beam and the left telescopic door frame and the right telescopic door frame are provided with reinforcing ribs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922295043.8U CN211712452U (en) | 2019-12-19 | 2019-12-19 | Novel gantry crane for tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922295043.8U CN211712452U (en) | 2019-12-19 | 2019-12-19 | Novel gantry crane for tunnel |
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| Publication Number | Publication Date |
|---|---|
| CN211712452U true CN211712452U (en) | 2020-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922295043.8U Active CN211712452U (en) | 2019-12-19 | 2019-12-19 | Novel gantry crane for tunnel |
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| CN (1) | CN211712452U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115285882A (en) * | 2022-09-02 | 2022-11-04 | 国网黑龙江省电力有限公司牡丹江水力发电总厂 | Movable hydraulic door-shaped hoisting mechanism |
-
2019
- 2019-12-19 CN CN201922295043.8U patent/CN211712452U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115285882A (en) * | 2022-09-02 | 2022-11-04 | 国网黑龙江省电力有限公司牡丹江水力发电总厂 | Movable hydraulic door-shaped hoisting mechanism |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 453400 Weiqi Road, Crane Industrial Park, Weizhuang Town, Changyuan City, Xinxiang City, Henan Province Patentee after: Henan zhenniu Crane Group Co.,Ltd. Address before: 453400 Industrial Zone, Weizhuang Town, Changyuan County, Xinxiang City, Henan Province Patentee before: HENAN ZHENNIU CRANE Co.,Ltd. |
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| CP03 | Change of name, title or address |