CN207361625U - A kind of tunnel fixed gantry crane - Google Patents
A kind of tunnel fixed gantry crane Download PDFInfo
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- CN207361625U CN207361625U CN201721083724.2U CN201721083724U CN207361625U CN 207361625 U CN207361625 U CN 207361625U CN 201721083724 U CN201721083724 U CN 201721083724U CN 207361625 U CN207361625 U CN 207361625U
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- moving beam
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Abstract
A kind of tunnel fixed gantry crane of the utility model, including fixed portal frame, lifting mechanism and suspender, lifting mechanism are fixed on the ground in tunnel, and lifting mechanism includes connecting rope；Moving beam is set on fixed portal frame, moving beam is arranged with fixed pulley group, is connected under fixed pulley group by connecting rope with running block, running block is fixedly connected with suspender；Fix on portal frame and be additionally provided with the first angle pulley, the second angle pulley is additionally provided with the ground in tunnel；Connecting rope is stretched out by lifting mechanism, and successively around the second angle pulley, the first angle pulley, fixed pulley group, running block, further around being fixed on after returning fixed pulley group on moving beam, lifting mechanism drives running block to lift by connecting rope.The dismounting work of shield cutter can be solved in limited tunnel space for the utility model, it can be achieved that raising and suspension centre traverse moving function, two-electron atom can realize that connection hangs function, can also realize single action function, and easy to operate, safe and reliable.
Description
Technical field
It the utility model is related to technical field of crane equipment, and in particular to a kind of tunnel fixed gantry crane.
Background technology
At present, rock tunnel(ling) machine（TBM1 equipment）After driving task is completed, according to equipment feature and machine special case is torn open,
Whole set equipment intend between machine is torn open using fixed gantry crane carry out piecemeal removed, big part mainly include cutterhead, it is main driving,
L1 beams, L2 beams, saddletree（Support boots unit）, support boots etc., wherein cutterhead weight 194t（Side block is 4 × 31t, central block 70t）Intend
Piecemeal is removed respectively, and main driving weight is 140t, L1 beam weight be 50t, L2 beam weight be 70t, saddletree（Support boots unit）Weight
For 60t.Because being limited to tunnel size, dismounting space is limited, and existing fixed gantry crane can not realize dismounting or tear open substantially
Dress is inconvenient.
Utility model content
The technical problems to be solved in the utility model is that existing crane can not realize tunnel digging because being limited to tunnel size
The defects of being dismounted into machine.
The purpose of this utility model is to provide a kind of tunnel fixed gantry crane, can be solved in limited tunnel space
The certainly dismounting work of shield cutter.
To achieve the above object, the utility model uses following technical scheme：
A kind of tunnel fixed gantry crane of the utility model, including fixed portal frame, lifting mechanism and suspender, Gu
Determine portal frame to be arranged in tunnel, lifting mechanism is fixed on the ground in tunnel, and lifting mechanism includes connecting rope；The fixation
Moving beam is set on portal frame, and moving beam is arranged with fixed pulley group, passes through connecting rope and running block under fixed pulley group
Connection, running block are fixedly connected with suspender；Fix on portal frame and be additionally provided with the first angle pulley, on the ground in tunnel also
The second angle pulley is provided with, the first angle pulley, the second angle pulley are fixed pulley；The connecting rope is stretched by lifting mechanism
Go out, successively around the second angle pulley, the first angle pulley, fixed pulley group, running block, further around being fixed on after returning fixed pulley group
On moving beam, lifting mechanism drives running block to lift by connecting rope.
Fixed portal frame includes horizontal stand, and horizontal stand both ends set supporting leg, and supporting leg bottom is fixed on support of tunnel wall
On face；Horizontal stand is including two and parallel to each other, and moving beam is across on two horizontal stands；Angle pulley is arranged on branch
On leg and position height and fixed pulley group are in same level.
Moving beam both ends are slidably disposed on horizontal stand, and electric screw push rod is provided with horizontal stand, electricity
Dynamic spiral handspike end is connected with moving beam, and electric screw push rod drives moving beam to be slided on horizontal stand.
Be both provided with slideway on two horizontal stands, moving beam be provided at both ends with the matched sliding block of slideway, sliding block can
It is slidably arranged in slideway.
The fixed pulley group includes more than one fixed pulley, and the running block includes more than one movable pulley.
The fixed pulley group includes being arranged on two fixed pulleys of same level, is respectively that the first fixed pulley and second are fixed
Pulley, the running block include two movable pulleys for being arranged on same level, are respectively the first movable pulley and the second dynamic cunning
Wheel；First movable pulley is located at immediately below the first fixed pulley, and the second movable pulley is located at immediately below the second fixed pulley；Connecting rope is around the
It is fixed sliding around second successively after the first fixed pulley further around returning successively around the first fixed pulley, the first movable pulley after one angle pulley
Wheel, the second movable pulley, further around return the second fixed pulley after be fixed on moving beam.
The lifting mechanism is hoist engine, and the connecting rope is steel wire rope.
Load limiter is set on the steel wire rope.
Relative to the prior art, the technique effect of the utility model is the fixed gate-type lifting in tunnel of the utility model
Machine, in limited tunnel space, solves the dismounting work of shield cutter.Complete machine is highly low, it can be achieved that raising and suspension centre are horizontal
Shifting function, two-electron atom can realize that connection hangs function, can also realize single action function, and easy to operate, safe and reliable.
Brief description of the drawings
Fig. 1 is the front view that the tunnel of the utility model is fixed on fixed gantry crane in tunnel；
Fig. 2 is the side view of Fig. 1；
Fig. 3 is the front view of the tunnel fixed gantry crane of the utility model；
Fig. 4 is the hoisting mechanism steel wire rope canoe schematic diagram of the utility model.
In figure, 1, lifting mechanism, the 21, first angle pulley, the 22, second angle pulley, 31, horizontal stand, 32, supporting leg,
33rd, support of tunnel metope, 4, connecting rope, 5, running block, the 51, first movable pulley, the 52, second movable pulley, 6, fixed pulley group,
61st, the first fixed pulley, the 62, second fixed pulley, 7, load limiter, 8, moving beam, 81, electric screw push rod, 9, suspender.
Embodiment
As shown in Figs. 1-3, the utility model provides a kind of tunnel fixed gantry crane, including fixes portal frame, rises
Mechanism 1 and suspender 9 are risen, fixed portal frame is arranged in tunnel, and lifting mechanism 1 is fixed on the ground in tunnel, lifting mechanism 1
Including connecting rope 4；Moving beam 8 is set on fixed portal frame, and moving beam 8 is arranged with fixed pulley group 6, under fixed pulley group 6
It is connected by connecting rope 4 with running block 5, running block 5 is fixedly connected with suspender 9；First is additionally provided with fixed portal frame
Angle pulley 21, is additionally provided with the second angle pulley 22, the first angle pulley 21, the second angle pulley 22 on the ground in tunnel
It is fixed pulley；Connecting rope 4 is stretched out by lifting mechanism 1, successively around the first angle pulley 21, the second angle pulley 22, fixed cunning
Wheel group 6, running block 5, further around being fixed on after returning fixed pulley group 6 on moving beam 8, lifting mechanism 1 is driven dynamic by connecting rope 4
Pulley blocks 5 lift.
Fixed portal frame includes horizontal stand 31, and 31 both ends of horizontal stand set supporting leg 32, and 32 bottom of supporting leg is fixed on tunnel
On road support metope 33；Horizontal stand 31 is including two and parallel to each other, and moving beam 8 is across on two horizontal stands 31；
First angle pulley 21 is arranged on supporting leg 32 and position height and fixed pulley group 6 are in same level.
8 both ends of moving beam are slidably disposed on horizontal stand 31, and being provided with electric screw on horizontal stand 31 pushes away
Bar 81,81 end of electric screw push rod are connected with moving beam 8, and electric screw push rod 81 drives moving beam 8 in horizontal stand
Slided on 31, and then drive suspender 9 to move horizontally.
Be provided with slideway on two horizontal stands 31, moving beam 8 be provided at both ends with the matched sliding block of slideway, sliding block can
It is slidably arranged in slideway.
Fixed pulley group 6 includes more than one fixed pulley, and running block 5 includes more than one movable pulley.
As shown in figure 4, fixed pulley group 6 includes being arranged on two fixed pulleys of same level, it is respectively the first fixed pulley
61 and second fixed pulley 62, running block 5 include two movable pulleys for being arranged on same level, be respectively the first movable pulley 51
With the second movable pulley 52；First movable pulley 51 is located at immediately below the first fixed pulley 61, and the second movable pulley 52 is located at the second fixed pulley
Immediately below 62；Connecting rope 4 bypass the first angle pulley 21 after successively around the first fixed pulley 61, the first movable pulley 51, further around return
After first fixed pulley 61 successively around the second fixed pulley 62, the second movable pulley 52, further around return the second fixed pulley 62 after be fixed on shifting
On dynamic crossbeam 8.
Lifting mechanism 1 is hoist engine, and connecting rope 4 is steel wire rope.Load limiter 7 is set on steel wire rope, ensures lifting peace
Entirely.
It should be noted that the suspender of the utility model, moving beam and lifting mechanism are correspondingly arranged on two sets, often set is hung
Tool is arranged on corresponding moving beam, is often covered suspender and is correspondingly arranged on fixed pulley group and fixed pulley group.
The tunnel of the utility model is as follows with the fixed gantry crane course of work：Fixed portal frame is installed on support of tunnel
On metope, lifting mechanism is placed on the ground, and switch board is placed on ground, and lifting mechanism lifting hanger is operated by wireless remote control
Tool.
The tunnel fixed gantry crane of the utility model, in limited tunnel space, solves shield cutter
Dismount work.Complete machine is highly low, it can be achieved that raising and suspension centre traverse moving function, two-electron atom can realize that connection hangs function, can also realize list
Dynamic function, and it is easy to operate, safe and reliable.
More than be only the utility model preferred embodiment, it is noted that for those skilled in the art,
Under the premise of the utility model general idea is not departed from, some changes and improvements can also be made, these should also be considered as this reality
With new protection domain.
Claims (8)
1. a kind of tunnel fixed gantry crane, it is characterised in that fixed including fixed portal frame, lifting mechanism and suspender
Portal frame is arranged in tunnel, and lifting mechanism is fixed on the ground in tunnel, and lifting mechanism includes connecting rope；The fixed dragon
Moving beam is set on door frame, and moving beam is arranged with fixed pulley group, is connected under fixed pulley group by connecting rope and running block
Connect, running block is fixedly connected with suspender；Fix on portal frame and be additionally provided with the first angle pulley, also set on the ground in tunnel
The second angle pulley is equipped with, the first angle pulley, the second angle pulley are fixed pulley；The connecting rope is stretched by lifting mechanism
Go out, successively around the second angle pulley, the first angle pulley, fixed pulley group, running block, further around being fixed on after returning fixed pulley group
On moving beam, lifting mechanism drives running block to lift by connecting rope.
2. tunnel fixed gantry crane according to claim 1, it is characterised in that fixed portal frame includes horizontal prop up
Frame, horizontal stand both ends set supporting leg, and supporting leg bottom is fixed on support of tunnel metope；Horizontal stand is including two and mutually equal
OK, moving beam is across on two horizontal stands；Angle pulley be arranged on supporting leg and position height with fixed pulley group same
On one horizontal plane.
3. tunnel fixed gantry crane according to claim 2, it is characterised in that moving beam both ends are slideably
It is arranged on horizontal stand, electric screw push rod is provided with horizontal stand, electric screw push rod end is connected with moving beam,
Electric screw push rod drives moving beam to be slided on horizontal stand.
4. tunnel fixed gantry crane according to claim 3, it is characterised in that be respectively provided with two horizontal stands
There is slideway, moving beam is provided at both ends with to be slidably disposed in slideway with the matched sliding block of slideway, sliding block.
5. tunnel fixed gantry crane according to claim 1, it is characterised in that the fixed pulley group includes one
Above fixed pulley, the running block include more than one movable pulley.
6. tunnel fixed gantry crane according to claim 5, it is characterised in that the fixed pulley group includes setting
It is respectively the first fixed pulley and the second fixed pulley in two fixed pulleys of same level, the running block includes being arranged on
Two movable pulleys of same level, are respectively the first movable pulley and the second movable pulley；First movable pulley is located at the first fixed pulley
Underface, the second movable pulley are located at immediately below the second fixed pulley；Connecting rope is determined around first successively after bypassing the first angle pulley
Pulley, the first movable pulley, further around returning after the first fixed pulley successively around the second fixed pulley, the second movable pulley, determine further around returning second
It is fixed on after pulley on moving beam.
7. tunnel fixed gantry crane according to claim 1, it is characterised in that the lifting mechanism is elevator
Machine, the connecting rope are steel wire rope.
8. tunnel fixed gantry crane according to claim 7, it is characterised in that overload is set on the steel wire rope
Limiter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721083724.2U CN207361625U (en) | 2017-08-28 | 2017-08-28 | A kind of tunnel fixed gantry crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721083724.2U CN207361625U (en) | 2017-08-28 | 2017-08-28 | A kind of tunnel fixed gantry crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207361625U true CN207361625U (en) | 2018-05-15 |
Family
ID=62350753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721083724.2U Active CN207361625U (en) | 2017-08-28 | 2017-08-28 | A kind of tunnel fixed gantry crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207361625U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109095350A (en) * | 2018-09-28 | 2018-12-28 | 中国葛洲坝集团第工程有限公司 | TBM shield body overturns hanging apparatus and operating method in main drive hole in the air |
| CN118125298A (en) * | 2024-04-19 | 2024-06-04 | 临沂钢铁投资集团特钢有限公司 | Lifting sling for converter steelmaking and control method thereof |
-
2017
- 2017-08-28 CN CN201721083724.2U patent/CN207361625U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109095350A (en) * | 2018-09-28 | 2018-12-28 | 中国葛洲坝集团第工程有限公司 | TBM shield body overturns hanging apparatus and operating method in main drive hole in the air |
| CN118125298A (en) * | 2024-04-19 | 2024-06-04 | 临沂钢铁投资集团特钢有限公司 | Lifting sling for converter steelmaking and control method thereof |
| CN118125298B (en) * | 2024-04-19 | 2024-09-20 | 临沂钢铁投资集团特钢有限公司 | Lifting sling for converter steelmaking and control method thereof |
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