CN208763654U - Three-level telescopic arm tunneling machine - Google Patents
Three-level telescopic arm tunneling machine Download PDFInfo
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- CN208763654U CN208763654U CN201821530485.5U CN201821530485U CN208763654U CN 208763654 U CN208763654 U CN 208763654U CN 201821530485 U CN201821530485 U CN 201821530485U CN 208763654 U CN208763654 U CN 208763654U
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Abstract
The utility model discloses a kind of three-level telescopic arm tunneling machines, including crawler body interconnected, station, big digging arm, small digging arm and bucket, big digging arm includes the first big digging arm and the second largest digging arm connected by large arm link block, and the first big digging arm includes mutual sheathing connection and realizes flexible the first large arm outer cylinder and the first large arm inner cylinder by the first large arm telescopic oil cylinder;The second largest digging arm includes mutual sheathing connection and realizes flexible the second large arm outer cylinder and the second large arm inner cylinder by the second large arm telescopic oil cylinder;Small digging arm includes mutual sheathing connection and realizes flexible forearm outer cylinder and forearm inner cylinder by forearm telescopic oil cylinder.Three-level telescopic arm tunneling function described in the utility model meets tunnel upper layer and lower layer second order excavating load construction demand, improves work efficiency, reduces cost of labor, reduce the labor intensity of worker, construction environment in tunnel is improved, and overall volume is small, convenient in subway and narrow constructing tunnel.
Description
Technical field
The three-level telescopic arm that can be stretched the utility model relates to a kind of tunnel excavation machine more particularly to a kind of digging arm is dark
Digging machine.
Background technique
The constructions such as subway tunnel are all made of subsurface excavation method, i.e., do not excavate ground, are constructed by the way of digging a hole into the earth.Tunnel
Tunneling machine is used exclusively for the mechanical equipment of shallow mining method, and the digging arm of traditional tunneling machine is non-telescoping, excavates apart from limited,
Be unable to satisfy excavation technology requirement, it is impossible to be used in tunnel upper layer and lower layer second order excavating load, digging distance is especially limited, and shape compared with
Greatly, be not suitable for relatively narrow constructing tunnel.
In the past, for the excavation in larger cross-section tunnel using the non-professional equipments such as small digging machine or rake slag machine, section was smaller or required
Not stringent construction team then directlys adopt hand excavation;And excavation of subway also uses shield machine, but its cost is too high, Wu Fapu
And.So market needs one kind to be suitable for different cross section size constructing tunnel and the lesser tunneling machine of construction cost.
Utility model content
The purpose of this utility model be that provide to solve the above-mentioned problems a kind of digging arm can stretch, so as to
Enough realize the three-level telescopic arm tunneling machine of different cross section size constructing tunnel.
The utility model achieves the above object through the following technical schemes:
A kind of three-level telescopic arm tunneling machine, including crawler body interconnected, station, big digging arm, small digging arm
And bucket, the big digging arm include the first big digging arm and the second largest digging arm connected by large arm link block, described
One big digging arm includes the first large arm outer cylinder that mutual sheathing connects and the first large arm inner cylinder and the first large arm outer cylinder and institute
It states flexible by the realization of the first large arm telescopic oil cylinder between the first large arm inner cylinder;The second largest digging arm includes that mutual sheathing connects
By the between the second large arm outer cylinder and the second large arm inner cylinder and the second large arm outer cylinder and the second large arm inner cylinder connect
Two large arm telescopic oil cylinders are realized flexible;The small digging arm includes the forearm outer cylinder and forearm inner cylinder and described of mutual sheathing connection
It is realized and is stretched by forearm telescopic oil cylinder between forearm outer cylinder and the forearm inner cylinder.
In above structure, the first large arm outer cylinder and the first large arm inner cylinder, the second large arm outer cylinder and the second large arm inner cylinder, forearm
Outer cylinder and forearm inner cylinder collectively form three-level telescopic arm, to realize the larger distance of stretch out and draw back of entire digging arm, adapt to more
Construction site.
Preferably, the first end of the first large arm outer cylinder is set in outside the first end of the first large arm inner cylinder, institute
State the second end that the first large arm telescopic oil cylinder is installed in the first large arm inner cylinder, the piston of the first large arm telescopic oil cylinder
Bar is connect with the second end in the first large arm outer cylinder;The first end of the second large arm outer cylinder is set in second large arm
Outside the first end of inner cylinder, the second large arm telescopic oil cylinder is installed on the second end in the second large arm inner cylinder, and described second
The piston rod of large arm telescopic oil cylinder is connect with the second end in the second large arm outer cylinder;The first end of the forearm outer cylinder is set with
In outside the first end of the forearm inner cylinder, the forearm telescopic oil cylinder is installed on the second end in the forearm inner cylinder, described small
The piston rod of arm telescopic oil cylinder is connect with the second end in the forearm outer cylinder.
Preferably, the oil pump being driven by motor is installed in the crawler body, multiple oil transportation ends point of the oil pump
It is not stretched with the oil transportation port of the first large arm telescopic oil cylinder, the oil transportation port of the second large arm telescopic oil cylinder and the forearm
The oil transportation port of contracting oil cylinder is correspondingly connected with.
Further, wobble-member is installed, one end of the wobble-member and big arm cylinder rotation connect, institute on the station
The piston rod and the first large arm outer cylinder rotation for stating big arm cylinder connect, and the second end of the first large arm inner cylinder is shaken with described
Goods of furniture for display rather than for use rotation connection, the oil transportation port of the big arm cylinder is correspondingly connected with the oil transportation end of the oil pump.
Further, the both ends of the large arm link block respectively with the second end of the first large arm outer cylinder and described second largest
The second end of arm inner cylinder connects, the middle bent of the large arm link block and its angle is 100-150 °;Outside second large arm
First end and the oil cylinder of small arm rotation of cylinder connect, and the second end of the piston rod of the oil cylinder of small arm and the forearm inner cylinder, which rotates, to be connected
It connects, the second end of the second large arm outer cylinder is connect by oscillating oil cylinder with the second end of the forearm inner cylinder;Outside the forearm
First end and the bucket cylinder rotation of cylinder connect, and the piston rod of the bucket cylinder and the first end of connecting rod are rotated and connected, described
The rotation of the second end of bucket and the connecting rod is connected and is connect simultaneously with the second end of the forearm outer cylinder;The oil cylinder of small arm
Oil transportation port, the oil transportation port of the oscillating oil cylinder, the oil transportation port of the bucket cylinder are multiple defeated with the oil pump respectively
Oily end is correspondingly connected with.
The utility model has the beneficial effects that:
The utility model is both designed as stretching structure by the way that the entire digging arm of tunneling machine is designed as three sections and each section,
Make tunneling machine that there is three-level Telescopic, therefore its flexible amplitude is larger, being able to satisfy the construction of tunnel upper layer and lower layer second order excavating load needs
It asks, improves work efficiency, reduce cost of labor, reduce the labor intensity of worker, improve construction environment in tunnel, energy
The operations such as excavation, the feeding in complete independently small bore tunnel, and overall volume is small, convenient for can be suitably used in narrow constructing tunnel
Subway and lesser tunnel;This tunneling machine drives each oil cylinder using motor as power-equipment, using oil pump, and use is more environmentally-friendly.
Detailed description of the invention
Fig. 1 is main structure figure when three-level telescopic arm tunneling machine described in the utility model is in unfolded state;
Fig. 2 is main structure figure when three-level telescopic arm tunneling machine described in the utility model is in receiving state.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing:
As depicted in figs. 1 and 2, three-level telescopic arm tunneling machine described in the utility model includes crawler body interconnected
19, station 11, big digging arm, small digging arm and bucket 20, the big digging arm include the connected by large arm link block 6
One big digging arm and the second largest digging arm, the first big digging arm include the first large arm outer cylinder 26 and the of mutual sheathing connection
It is stretched between one large arm inner cylinder 27 and the first large arm outer cylinder 26 and the first large arm inner cylinder 27 by the realization of the first large arm telescopic oil cylinder 82
Contracting, specific structure are as follows: the first end of the first large arm outer cylinder 26 is set in outside the first end of the first large arm inner cylinder 27, and the first large arm is stretched
Contracting oil cylinder 82 is installed on the second end in the first large arm inner cylinder 27, outside the piston rod of the first large arm telescopic oil cylinder 82 and the first large arm
Second end connection in cylinder 26;The second largest digging arm includes the second large arm outer cylinder 24 and the second large arm of mutual sheathing connection
It is realized and is stretched by the second large arm telescopic oil cylinder 81 between inner cylinder 25 and the second large arm outer cylinder 24 and the second large arm inner cylinder 25, specifically
Structure are as follows: the first end of the second large arm outer cylinder 24 is set in outside the first end of the second large arm inner cylinder 25, the second large arm telescopic oil cylinder
81 are installed on the second end in the second large arm inner cylinder 25, in the piston rod of the second large arm telescopic oil cylinder 81 and the second large arm outer cylinder 24
Second end connection;The small digging arm includes the forearm outer cylinder 5 that mutual sheathing connects and forearm inner cylinder 4 and 5 He of forearm outer cylinder
Flexible, specific structure are as follows: the first end of forearm outer cylinder 5 is set in forearm is realized between forearm inner cylinder 4 by forearm telescopic oil cylinder 3
Outside the first end of inner cylinder 4, forearm telescopic oil cylinder 3 is installed on the second end in forearm inner cylinder 4, the piston rod of forearm telescopic oil cylinder 3
It is connect with the second end in forearm outer cylinder 5;Station 11 is mounted on crawler body 19, by waving pin shaft 10 on station 11
Wobble-member 9 is installed, one end of wobble-member 9 and the rotation of big arm cylinder 7 connect, outside the piston rod of big arm cylinder 7 and the first large arm
26 rotation connection of cylinder, second end and wobble-member 9 rotation of the first large arm inner cylinder 27 connect;The both ends of large arm link block 6 respectively with
The second end of first large arm outer cylinder 26 is connected with the second end of the second large arm inner cylinder 25, the middle bent of large arm link block 6 and its
Angle is 100-150 °;The first end of second large arm outer cylinder 24 and the rotation of oil cylinder of small arm 1 connect, the piston rod of oil cylinder of small arm 1 with
The second end of forearm inner cylinder 4 rotates connection, the second end of the second large arm outer cylinder 24 pass through oscillating oil cylinder 23 and forearm inner cylinder 4 the
The connection of two ends;First end and bucket cylinder 2 rotation of forearm outer cylinder 5 connect, the piston rod of bucket cylinder 2 and the first of connecting rod 21
The second end of end rotation connection, bucket 20 and connecting rod 21 rotates connection and connect simultaneously with the second end of forearm outer cylinder 5;Track bottom
The oil pump 18 driven by motor 16 is installed in disk 19, multiple oil transportation ends of oil pump 18 respectively with the first large arm telescopic oil cylinder 82
Oil transportation port, the oil transportation port of the second large arm telescopic oil cylinder 81, forearm telescopic oil cylinder 3 oil transportation port, big arm cylinder 7 oil transportation
Port, the oil transportation port of oil cylinder of small arm 1, the oil transportation port of oscillating oil cylinder 23, bucket cylinder 2 oil transportation port be correspondingly connected with.
Conveyer belt 14, feed hopper 22, the conveying motor 15 for conveying earth material are also shown in Fig. 1 and Fig. 2, for adjusting
The conveyer belt lifting cylinder of conveyer belt gradient, for the operation handle 12 and seat 13 of driver behavior, these are conventional knot
Structure.
As shown in Figure 1, when three-level telescopic arm tunneling machine described in the utility model is in the fully extended state, the flexible knot of three-level
Structure extends, and the length of entire digging arm is very big, and the height and width of boundary of works area are all very big, is suitable for big constructing tunnel, energy
Meet tunnel upper layer and lower layer second order excavating load construction demand;As shown in Fig. 2, at three-level telescopic arm tunneling machine described in the utility model
When complete receiving state, three-level stretching structure shortens, and the length of entire digging arm substantially reduces, entire tunneling machine institute duty
Between be obviously reduced, convenient for current in more narrow tunnel;Combined with Figure 1 and Figure 2, if three-level telescopic arm described in the utility model
The three-level stretching structure of tunneling machine shrinks and for constructing, then boundary of works area is obviously reduced, and is suitable for narrow constructing tunnel.
Above-described embodiment is the preferred embodiment of the utility model, is not the limit to technical solutions of the utility model
System, as long as being regarded as falling into without the technical solution that creative work can be realized on the basis of the above embodiments
In the rights protection scope of the utility model patent.
Claims (5)
1. a kind of three-level telescopic arm tunneling machine, including crawler body interconnected, station, big digging arm, small digging arm and
Bucket, it is characterised in that: the big digging arm includes the first big digging arm connected by large arm link block and the second largest excavation
Arm, the first big digging arm include the first large arm outer cylinder that mutual sheathing connects and the first large arm inner cylinder and first large arm
It is realized and is stretched by the first large arm telescopic oil cylinder between outer cylinder and the first large arm inner cylinder;The second largest digging arm includes phase
Mutually the second large arm outer cylinder and the second large arm inner cylinder and the second large arm outer cylinder and the second large arm inner cylinder of suit connection it
Between realized by the second large arm telescopic oil cylinder it is flexible;The small digging arm includes in the forearm outer cylinder and forearm of mutual sheathing connection
It cylinder and is realized between the forearm outer cylinder and the forearm inner cylinder by forearm telescopic oil cylinder flexible.
2. three-level telescopic arm tunneling machine according to claim 1, it is characterised in that: the first end of the first large arm outer cylinder
It is set in outside the first end of the first large arm inner cylinder, the first large arm telescopic oil cylinder is installed in the first large arm inner cylinder
Second end, the piston rod of the first large arm telescopic oil cylinder connect with the second end in the first large arm outer cylinder;Described
The first end of two large arm outer cylinders is set in outside the first end of the second large arm inner cylinder, and the second large arm telescopic oil cylinder is installed on
In second end in the second large arm inner cylinder, the piston rod of the second large arm telescopic oil cylinder and the second large arm outer cylinder
Second end connection;The first end of the forearm outer cylinder is set in outside the first end of the forearm inner cylinder, the forearm telescopic oil cylinder
Second end in the second end being installed in the forearm inner cylinder, the piston rod of the forearm telescopic oil cylinder and the forearm outer cylinder
Connection.
3. three-level telescopic arm tunneling machine according to claim 2, it is characterised in that: be equipped in the crawler body by electricity
The oil pump of machine driving, multiple oil transportation ends of the oil pump respectively with the oil transportation port of the first large arm telescopic oil cylinder, described the
The oil transportation port of two large arm telescopic oil cylinders and the oil transportation port of the forearm telescopic oil cylinder are correspondingly connected with.
4. three-level telescopic arm tunneling machine according to claim 3, it is characterised in that: be equipped with and wave on the station
Part, one end of the wobble-member and big arm cylinder rotation connect, the piston rod of the big arm cylinder and the first large arm outer cylinder
Rotation connection, the second end of the first large arm inner cylinder and wobble-member rotation connect, the oil transportation port of the big arm cylinder
It is correspondingly connected with the oil transportation end of the oil pump.
5. three-level telescopic arm tunneling machine according to claim 3, it is characterised in that: distinguish at the both ends of the large arm link block
It is connect with the second end of the second end of the first large arm outer cylinder and the second large arm inner cylinder, the middle part of the large arm link block
It is bent and its angle is 100-150 °;First end and the oil cylinder of small arm rotation of the second large arm outer cylinder connect, the forearm oil
The second end of the piston rod of cylinder and the forearm inner cylinder, which rotates, to be connected, and the second end of the second large arm outer cylinder passes through oscillating oil cylinder
It is connect with the second end of the forearm inner cylinder;First end and the bucket cylinder rotation of the forearm outer cylinder connect, the bucket oil
The first end of the piston rod of cylinder and connecting rod, which rotates, to be connected, the second end rotation connection of the bucket and the connecting rod and simultaneously with institute
State the second end connection of forearm outer cylinder;The oil transportation port of the oil cylinder of small arm, the oil transportation port of the oscillating oil cylinder, the bucket
The oil transportation port of oil cylinder is correspondingly connected with multiple oil transportation ends of the oil pump respectively.
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CN201821530485.5U CN208763654U (en) | 2018-09-19 | 2018-09-19 | Three-level telescopic arm tunneling machine |
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CN201821530485.5U CN208763654U (en) | 2018-09-19 | 2018-09-19 | Three-level telescopic arm tunneling machine |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109026027A (en) * | 2018-09-19 | 2018-12-18 | 四川省创力隧道机械设备有限公司 | Three-level telescopic arm tunneling machine |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109026027A (en) * | 2018-09-19 | 2018-12-18 | 四川省创力隧道机械设备有限公司 | Three-level telescopic arm tunneling machine |
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