CN208900105U - A kind of multi-arm type cantilever excavator - Google Patents
A kind of multi-arm type cantilever excavator Download PDFInfo
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- CN208900105U CN208900105U CN201821324637.6U CN201821324637U CN208900105U CN 208900105 U CN208900105 U CN 208900105U CN 201821324637 U CN201821324637 U CN 201821324637U CN 208900105 U CN208900105 U CN 208900105U
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- cantilever
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- body mechanism
- arm type
- revolving platform
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Abstract
The utility model discloses a kind of multi-arm type cantilever excavators, when solving the problems, such as that existing development machine is difficult to excavate to short distance, hard rock, special-shaped tunnel.The utility model is equipped with counter-force supporting mechanism and walking mechanism in main body mechanism lower part, slag-tapping system is equipped with inside main body mechanism, slag-tapping system extends main body mechanism rear portion, main body mechanism front is symmetrical above and below to be movably equipped with two revolving platforms, the hydraulic gyration oil cylinder of driving revolving platform rotation is equipped with inside main body mechanism, the front of two revolving platforms is equipped with pitching oil cylinder, at least one cantilever is hinged on revolving platform, cantilever front is equipped with shaft, the inside of cantilever is equipped with the rotating electric machine of drive shaft rotation, and cantilever passes through shaft and connect with cutting units.The utility model is using multi-arm type cantilever and installs cutting units in each cantilever front, it can be achieved that multiple spot excavates simultaneously, improves the formation hardness range of excavation efficiency and broken rock.
Description
Technical field
The utility model relates to development machine cantilever technical fields, particularly relate to a kind of multi-arm type cantilever excavator.
Background technique
Cantilever excavator used is chiefly used in the lower total rock tunnel of hardness and half coal road road in constructing tunnel at present, for hard
Rock tunnel using less.Existing cantilever excavator is single cantilever, and cantilever excavates structure and is adjacent to face when tunneling construction,
Cantilever or so is swung up and down, and rock is sequentially cut from side to the other side, under excavation efficiency is relatively low.So needing one kind can
For short distance, the cantilever excavator of hard rock, special-shaped tunnel excavation.
Utility model content
When being difficult to excavate to short distance, hard rock, special-shaped tunnel to solve the existing development machine in the presence of background technique
The problem of, the utility model proposes a kind of multi-arm type cantilever excavators.
The technical solution of the utility model is: a kind of multi-arm type cantilever excavator, including main body mechanism, main body mechanism front
It is symmetrical above and below to set there are two slewing equipment, it is movably equipped at least one cantilever on slewing equipment, cantilever front is movably equipped with cutting
Portion.
The main body mechanism lower part is equipped with counter-force supporting mechanism and walking mechanism, is equipped with slag system inside main body mechanism
System, slag-tapping system extend main body mechanism rear portion.
The slewing equipment includes revolving platform, and revolving platform is actively installed on main body mechanism front, is equipped with and drives inside main body mechanism
The hydraulic gyration oil cylinder of dynamic revolving platform rotation, the front of revolving platform are equipped with pitching oil cylinder, and cantilever is hinged on revolving platform.
The revolving platform is equipped with ear mount, and the rear portion of cantilever is hinged in ear mount.
The cantilever front is equipped with shaft, and the inside of cantilever is equipped with the rotating electric machine of drive shaft rotation, and cantilever is by turning
Axis and cutting units are rotatablely connected.
The cutting units is equipped with spiral toothholder, is uniformly provided with several picks on spiral toothholder.
The utility model cantilever excavator multi-arm type cantilever simultaneously installs cutting units additional, it can be achieved that multiple spot in each cantilever front
It excavates simultaneously, improves excavation efficiency, be suitable for excavating short distance tunnel and hard rock tunnel；Revolving platform drives cantilever in horizontal plane
On swing, pitching oil cylinder driving cantilever moved up and down on vertical plane, can be used for excavating section.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the main view angle structural schematic diagram of the utility model；
Fig. 2 is the depression angle structural schematic diagram of the utility model；
Fig. 3 is the cutting units structural schematic diagram of the utility model；
Fig. 4 is the excavated section schematic diagram of the utility model.
In figure, 1, main body mechanism, 2, counter-force supporting mechanism, 3, deslagging device, 4, walking mechanism, 5, revolving platform, 501, axis
It holds, 502, ear mount, 503, pitching oil cylinder, 6, cantilever, 7, shaft, 8, cutting units, 801, spiral toothholder, 802, pick.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are under that premise of not paying creative labor
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, embodiment 1: a kind of multi-arm type cantilever excavator, including main body mechanism 1,1 top of main body mechanism are set
There is the operating room for personnel's operation.1 lower part of main body mechanism is equipped with counter-force supporting mechanism 2 and walking mechanism 4, main body mechanism 1
Inside is equipped with slag-tapping system 3, and slag-tapping system 3 extends 1 rear portion of main body mechanism, and 1 front of main body mechanism is symmetrical above and below to be movably equipped with
Two revolving platforms 5 are equipped with the hydraulic gyration oil cylinder that driving revolving platform 5 rotates, the front of two revolving platforms 5 inside main body mechanism 1
It is equipped with pitching oil cylinder 503, revolving platform 5 is equipped with ear mount 502, and the rear portion of cantilever 6 is hinged in ear mount 502.6 front of cantilever is set
There is shaft 7, the inside of cantilever 6 is equipped with the rotating electric machine that drive shaft 7 rotates, and cantilever 6 is connect by shaft 7 with cutting units 8.
Use step: S1: starting walking mechanism 4 drives main body mechanism 1 to reach construction site, and counter-force support frame 2 resists ground
It is fixed in face of main body mechanism 1, rock stratum cut point is pinpointed；
S2: the drive cylinder in main body mechanism 1 drives revolving platform 5 to be rotated by gear drive, turns round
Platform 5 drives cantilever 6 to be rotated, and pitching oil cylinder 503 drives cantilever 6 to move up and down, and adjusts the position of cutting units 8, makes cutting units 8
Arrive at cut point；
S3: the drive cylinder in main body mechanism 1 drives revolving platform 5 to be rotated by gear drive, each
Revolving platform 5 drives corresponding cantilever 6 and cutting units 8 while horizontally rotating, and pitching oil cylinder 503 drives cantilever 6 and then drives
Cutting units 8 carries out vertical motion, allows all cutting units 8 are arbitrarily mobile in same mantle of rock to be obtained more greatly
Broken rock range；
S4: main body mechanism 1 drives the rotating electric machine rotation in cantilever 6,7 band of shaft with the output axis connection of rotating electric machine
Dynamic cutting units 8 is rotated, and shaft 7 drives cutting units 8 to be rotated, and the pick 802 of cutting units 8 cuts rock and carries out broken rock,
Excavation face rock generates crack and then avalanche in the case where the pick 802 of cutting units 8 rolls；
S5: the rock disintegrating slag of avalanche is transported to 1 rear portion of main body mechanism by slag-tapping system 3, and when herein, mantle of rock is broken
After rock, excavated section as shown in Figure 4 is formed, walking mechanism 4 drives main body mechanism 1 to move on；
S6: repeating S1 ~ S5, until broken rock engineering terminates.
Embodiment 2: a kind of multi-arm type cantilever excavator is steadily uniformly moved up and down for the ease of cantilever 6, is revolved
Turn, increase cantilever 6 can bearing capacity, progress can be uniformly coordinated when to face broken rock, as shown in Fig. 2, described two revolving platforms 5
Between connected by bearing, hinged there are two cantilever 6 on each revolving platform 5, each cantilever 6 is cut with scissors with two pitching oil cylinders 503
It connects.Other structures, usage mode are same as Example 1.
Embodiment 3: a kind of multi-arm type cantilever excavator, as shown in figure 3, the cutting units 8 is equipped with spiral toothholder 801, spiral shell
Several picks 802 are uniformly provided on rotation toothholder.When work, the pick 802 of 8 front of cutting units contacts rock surface first, main
Body mechanism 1 drives the rotating electric machine rotation in cantilever 6, is rotated with the shaft 7 of the output axis connection of rotating electric machine, shaft 7
Drive cutting units 8 to be rotated, the pick 802 of cutting units 8 cuts rock and carries out broken rock, other structures, usage mode with reality
It is identical to apply example 1.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (5)
1. a kind of multi-arm type cantilever excavator, including main body mechanism (1), it is characterised in that: main body mechanism (1) front is symmetrical above and below
If being movably equipped at least one cantilever (6) on slewing equipment, cantilever (6) front is movably equipped with cutting units there are two slewing equipment
(8)；Cutting units (8) is equipped with spiral toothholder (801), is uniformly provided with several picks (802) on spiral toothholder (801).
2. multi-arm type cantilever excavator as described in claim 1, it is characterised in that: main body mechanism (1) lower part is equipped with counter-force
Supporting mechanism (2) and walking mechanism (4), main body mechanism (1) is internal to be equipped with slag-tapping system (3), and slag-tapping system (3) extends main body
Mechanism (1) rear portion.
3. multi-arm type cantilever excavator as claimed in claim 1 or 2, it is characterised in that: slewing equipment includes revolving platform (5),
Revolving platform (5) is actively installed on main body mechanism (1) front, and hydraulic time of driving revolving platform (5) rotation is equipped with inside main body mechanism (1)
Turn oil cylinder, the front of revolving platform (5) is equipped with pitching oil cylinder (503), and cantilever (6) is hinged on revolving platform (5).
4. multi-arm type cantilever excavator as claimed in claim 3, it is characterised in that: revolving platform (5) is equipped with ear mount (502),
The rear portion of cantilever (6) is hinged on ear mount (502).
5. multi-arm type cantilever excavator as claimed in claim 3, it is characterised in that: cantilever (6) front is equipped with shaft (7), hangs
The inside of arm (6) is equipped with the rotating electric machine of drive shaft (7) rotation, and cantilever (6) is connected by shaft (7) and cutting units (8) rotation
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821324637.6U CN208900105U (en) | 2018-08-16 | 2018-08-16 | A kind of multi-arm type cantilever excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821324637.6U CN208900105U (en) | 2018-08-16 | 2018-08-16 | A kind of multi-arm type cantilever excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208900105U true CN208900105U (en) | 2019-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821324637.6U Active CN208900105U (en) | 2018-08-16 | 2018-08-16 | A kind of multi-arm type cantilever excavator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108825256A (en) * | 2018-08-16 | 2018-11-16 | 中铁工程装备集团有限公司 | A kind of multi-arm type cantilever excavator and its construction method |
-
2018
- 2018-08-16 CN CN201821324637.6U patent/CN208900105U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108825256A (en) * | 2018-08-16 | 2018-11-16 | 中铁工程装备集团有限公司 | A kind of multi-arm type cantilever excavator and its construction method |
| CN108825256B (en) * | 2018-08-16 | 2024-03-08 | 中铁工程装备集团有限公司 | Multi-arm cantilever tunneling machine and construction method thereof |
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