CN207453972U - Microwave rock fragmenting auxiliary device and compound cantilever excavator - Google Patents
Microwave rock fragmenting auxiliary device and compound cantilever excavator Download PDFInfo
- Publication number
- CN207453972U CN207453972U CN201720944843.6U CN201720944843U CN207453972U CN 207453972 U CN207453972 U CN 207453972U CN 201720944843 U CN201720944843 U CN 201720944843U CN 207453972 U CN207453972 U CN 207453972U
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- Prior art keywords
- microwave
- oil cylinder
- auxiliary device
- rock
- hinged
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Abstract
The utility model provides a kind of microwave rock fragmenting auxiliary device and compound cantilever excavator, it includes mounting bracket, there are two be located at the same side and upper and lower spaced hole for the mounting bracket tool, telescopic oil cylinder is hinged with upper location hole, oscillating oil cylinder is hinged with lower location hole, the opposite side of the oscillating oil cylinder and the cylinder portion of the telescopic oil cylinder are hinged, and the piston rod of the telescopic oil cylinder is equipped with a hinged ear, and a microwave components are equipped at position of the hinged ear away from cylinder portion.Compared with correlation technique, microwave rock fragmenting auxiliary device provided by the utility model significantly reduces the mechanical characteristics such as its point load strength, uniaxial compressive strength and tensile strength by microwave fast heating rock.The utility model also provides a kind of compound cantilever excavator with the microwave rock fragmenting auxiliary device.
Description
Technical field
The utility model is related to a kind of road heading machinery more particularly to a kind of microwave rock fragmenting auxiliary devices and compound cantilever to dig
Into machine.
Background technology
In tunnel construction, in order to reduce tunnel excavation generation vibration and noisy environment influence and in order to avoid by
In a series of safety problems that explosion is brought, and in view of construction cost, in recent years to being changed into cantilever excavator by explosion
The demand of mechanical excavation construction technology is being continuously increased.But during with cantilever excavator excavation more than 100MPa hard rocks, there are technologies
Problem, under normal circumstances, in the various rocks in completely decomposed, severely-weathered relatively hard rock and the relatively soft rock of weak weathering, rock strength
Within 60MPa, boom-type roadheader driving is easy, and equipment loss is also smaller, is suitble to construction.But rock strength is more than
During 60MPa, conventional cutting process has not applied to, the rock breaking method of generally use shock and vibration cut, but these sides
Method is huge to the pick abrasion on cantilever excavator cutterhead, causes operation rate of machinery low, also may require that higher machine power.
When particularly excavating the hard rock of more than 100MPa with cantilever excavator, since huge pick is worn, cause cantilever excavator
Penetration performance reduces and construction is discontinuous.Although TBM (Tunnel Boring Machine) development machine is in hard rock in recent years
Certain application has been obtained in tunnel, but it is dumb in tunnel, it can only be circular to excavate molding section, it is impossible to be used in
The tunnel of any shape section, and an input cost height, it is uneconomical.Cantilever excavator is compact compared with TBM, in tunnel
With larger flexibility, the section of any shape can be molded, and an input cost is low.
Traditional cantilever excavator construction method is not in the hard rock tunnel suitable for more than 100MPa, therefore seek one
It is hard that the new cantilever excavator construction method of kind realizes that the continuous construction of the hard rock tunnel of more than 100MPa always mechanical means is constructed
The target in matter rock tunnel.
Utility model content
It can effectively solve to apply based on more than 100MPa hard rock tunnel development machines the purpose of this utility model is to provide one kind
The microwave rock fragmenting auxiliary device of work difficult problem and the compound cantilever for being combined microwave technology with cantilever excavator driving technology
Development machine.
The utility model provides a kind of microwave rock fragmenting auxiliary device, for hard rock tunnel, including mounting bracket, the installation
Frame tool is hinged with telescopic oil cylinder with upper location hole, is cut with scissors with lower location hole there are two the same side and upper and lower spaced hole is located at
Oscillating oil cylinder is connected to, the opposite side of the oscillating oil cylinder and the cylinder portion of the telescopic oil cylinder are hinged, the piston of the telescopic oil cylinder
Bar is equipped with a hinged ear, and a microwave components are equipped at position of the hinged ear away from cylinder portion.
Preferably, the microwave components include the box body with receiving space and are covered on box body away from hinged ear one side
Module, waveguiding structure, waveguide and microwave antenna occur for lid, the microwave set gradually in the receiving space.
Preferably, mounting bracket and the horizontal rotation of telescopic oil cylinder, oscillating oil cylinder can be driven under the mounting bracket by further including
The rotary oil cylinder turned and the pedestal being arranged at below the rotary oil cylinder.
The utility model day also provides a kind of compound cantilever excavator, including development machine body, arranged on the development machine
Above body and outwardly extending cutting arm and the cutterhead arranged on the cutting arm end, the cutting arm top is equipped with microwave
Broken rock auxiliary device.
Preferably, the pedestal of the microwave rock fragmenting auxiliary device is connected with the cutting arm, the microwave rock fragmenting auxiliary dress
The extending direction put is identical with the extending direction of cutting arm.
Preferably, the microwave rock fragmenting auxiliary device is fixed on cutting arm and is set away from cutterhead, and the microwave components face
The nearly cutterhead is set.
Compared with correlation technique, microwave rock fragmenting auxiliary device provided by the utility model by microwave fast heating rock,
Significantly reduce the mechanical characteristics such as its point load strength, uniaxial compressive strength and tensile strength.The utility model also provides a kind of multiple
Microwave technology with cantilever excavator driving technology is combined, cantilever excavator is solved by microwave technology by box-like cantilever excavator
The problem of pick is easy to wear on cutterhead gives full play to the advantage of cantilever excavator broken rock, so as to improve the efficiency of rock cut
With the cost for reducing rock cut.Microwave rock fragmenting auxiliary device is reasonably arranged on above the cutterhead of cantilever excavator, made
Cutterhead can send microwave energy in cut rock, improve the performance and work efficiency of cutterhead.
Description of the drawings
Fig. 1 is the structure diagram of microwave rock fragmenting auxiliary device provided by the utility model；
Fig. 2 is the structure diagram of the microwave components in Fig. 1；
Fig. 3 is the structure diagram of compound cantilever excavator provided by the utility model；
Fig. 4 is compound cantilever excavator tunneling boring construction technology figure provided by the utility model；
Fig. 5 is compound cantilever excavator benching tunnelling method construction technology figure provided by the utility model.
Specific embodiment
The utility model is described in detail below with reference to attached drawing and in conjunction with the embodiments.It should be noted that do not conflicting
In the case of, the feature in embodiment and embodiment in the utility model can be mutually combined.For sake of convenience, hereinafter such as
There are " on ", " under ", "left", "right" printed words, only represent that the upper and lower, left and right direction with attached drawing in itself is consistent, not to structure
Play restriction effect.
As shown in Figure 1, the microwave rock fragmenting auxiliary device include pedestal 7, mounting bracket 6, rotary oil cylinder 5, oscillating oil cylinder 4,
Telescopic oil cylinder 3, hinged ear 2 and microwave components 1.
The tool of mounting bracket 6 is hinged described stretch there are two the same side and upper and lower spaced hole is located at upper location hole
Contracting oil cylinder 3 is hinged the oscillating oil cylinder 4 with lower location hole.The cylinder of the opposite side of the oscillating oil cylinder 4 and the telescopic oil cylinder 3
Portion is hinged, and the oscillating oil cylinder 4 drives the 3 upper and lower swing rotary of telescopic oil cylinder along hinge hole.
The bottom of the rotary oil cylinder 5 is fixed on pedestal 7, and overhead power output shaft is connected with mounting bracket 6.The installation
Frame 6 swings under the drive of power output shaft, and telescopic oil cylinder 3, oscillating oil cylinder 4 is driven to rotate horizontally together.
The piston rod of the telescopic oil cylinder 3 is equipped with the hinged ear 2, at the position of the hinged ear 2 away from cylinder portion
Equipped with the microwave components 1.The microwave components 1 are extended or bounced back under the drive of piston rod.
As shown in Fig. 2, the microwave components 1 include the box body with receiving space and are covered on box body away from hinged ear one
Module 101, waveguiding structure 102, waveguide 103 and micro- occur for the lid 105 of side, the microwave that is set gradually in the receiving space
Wave antenna 104.
As shown in figure 3, the utility model also provides a kind of compound cantilever excavator, including development machine body 8, arranged on institute
The top of development machine body 8 is stated and outwardly extending cutting arm and the cutterhead arranged on the cutting arm end, on the cutting arm
Side is equipped with the microwave rock fragmenting auxiliary device.
The pedestal 7 of the microwave rock fragmenting auxiliary device 1 is connected with the cutting arm, and away from cutterhead on cutting arm
It sets, the microwave components 1 close on the cutterhead and set.The extending direction of the microwave rock fragmenting auxiliary device and cutting arm
Extending direction is identical.
When using compound cantilever excavator, first stop the movement of cutterhead, start telescopic oil cylinder 3 by microwave components 1
It is sent to front of tunnel heading certain distance, opens lid and close 105, then start microwave components 1 and use microwave irradiation face, control section
The microwave that cutting arm and oscillating oil cylinder 4 can send microwave components moves irradiation face above and below, and control rotary oil cylinder 5 can make micro-
The microwave side-to-side movement irradiation face that ripple component 1 is sent, is then shut off microwave components 1, the piston rod of telescopic oil cylinder is retracted to
Initial position starts cutterhead.
Fig. 4 is referred to as compound cantilever excavator tunneling boring construction technology figure provided by the utility model, first excavates the 1st
Part first opens microwave and module 101 occurs before excavating, irradiation rock mass starts compound cantilever driving after crack occurs in rock mass
Machine is from the lower right corner up at the uniform velocity cut rock mass.After completion is excavated in 1 part, in order to prevent to outline excavation during microwave irradiation rock mass
Rock mass beyond line causes larger disturbance, closes microwave and module 101, only cutterhead cut part 2, forming ends occurs
Face.So Xun Huan above step.
Fig. 5 please be participate in as compound cantilever excavator benching tunnelling method construction technology figure provided by the utility model, first opened micro-
Module 101 occurs for ripple, excavates part 1 from lower to upper.It closes microwave and module 101 occurs, excavate part 2.Microwave is opened again
Generation module 101, excavates third portion from lower to upper.It turns off microwave and the 4th part of the excavation of module 101 occurs, so more than cycle
Step.
Compared with correlation technique, microwave rock fragmenting auxiliary device provided by the utility model by microwave fast heating rock,
Significantly reduce the mechanical characteristics such as its point load strength, uniaxial compressive strength and tensile strength.The utility model also provides a kind of multiple
Microwave technology with cantilever excavator driving technology is combined, cantilever excavator is solved by microwave technology by box-like cantilever excavator
The problem of pick is easy to wear on cutterhead gives full play to the advantage of cantilever excavator broken rock, so as to improve the efficiency of rock cut
With the cost for reducing rock cut.Microwave rock fragmenting auxiliary device is reasonably arranged on above the cutterhead of cantilever excavator, made
Cutterhead can send microwave energy in cut rock, improve the performance and work efficiency of cutterhead.It may be applied not only in weakness
In the tunnel of country rock, moreover it is possible in more than 100MPa hard rock constructing tunnels, significantly improve the use of cantilever excavator pick
Service life gives full play to the advantage of cantilever excavator broken rock, is broken so as to fulfill the utilization rate and reduction rock for improving cantilever excavator
Broken cost.
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is directly or indirectly used in
Other relevant technical fields, are equally included in the patent within the scope of the utility model.
Claims (6)
1. a kind of microwave rock fragmenting auxiliary device, for hard rock tunnel, which is characterized in that including mounting bracket, the mounting bracket tool
There are two the same side and upper and lower spaced hole is located at, telescopic oil cylinder is hinged with upper location hole, is hinged with lower location hole
Oscillating oil cylinder, the opposite side of the oscillating oil cylinder and the cylinder portion of the telescopic oil cylinder are hinged, on the piston rod of the telescopic oil cylinder
Equipped with a hinged ear, a microwave components are equipped at position of the hinged ear away from cylinder portion.
2. microwave rock fragmenting auxiliary device according to claim 1, which is characterized in that the microwave components, which include having, to be accommodated
The box body in space and lid of the box body away from hinged ear one side is covered on, the microwave set gradually in the receiving space occurs
Module, waveguiding structure, waveguide and microwave antenna.
3. microwave rock fragmenting auxiliary device according to claim 1, which is characterized in that further include below the mounting bracket
Mounting bracket and telescopic oil cylinder, the rotary oil cylinder that oscillating oil cylinder the rotates horizontally and bottom being arranged at below the rotary oil cylinder can be driven
Seat.
4. a kind of compound cantilever excavator, including development machine body, above the development machine body and outwardly extending
Cutting arm and the cutterhead arranged on the cutting arm end, which is characterized in that be equipped with above the cutting arm such as claim 1 institute
The microwave rock fragmenting auxiliary device stated.
5. compound cantilever excavator according to claim 4, which is characterized in that the bottom of the microwave rock fragmenting auxiliary device
Seat is connected with the cutting arm, and the extending direction of the microwave rock fragmenting auxiliary device is identical with the extending direction of cutting arm.
6. compound cantilever excavator according to claim 5, which is characterized in that the microwave rock fragmenting auxiliary device is fixed
It is set in cutting arm away from cutterhead, the microwave components close on the cutterhead and set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720944843.6U CN207453972U (en) | 2017-08-01 | 2017-08-01 | Microwave rock fragmenting auxiliary device and compound cantilever excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720944843.6U CN207453972U (en) | 2017-08-01 | 2017-08-01 | Microwave rock fragmenting auxiliary device and compound cantilever excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207453972U true CN207453972U (en) | 2018-06-05 |
Family
ID=62247813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720944843.6U Expired - Fee Related CN207453972U (en) | 2017-08-01 | 2017-08-01 | Microwave rock fragmenting auxiliary device and compound cantilever excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207453972U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107218054A (en) * | 2017-08-01 | 2017-09-29 | 贵阳市城市轨道交通有限公司 | Microwave rock fragmenting servicing unit and compound cantilever excavator |
| CN111101960A (en) * | 2019-12-17 | 2020-05-05 | 中国铁建重工集团股份有限公司 | Hard rock tunnel boring machine and cutter head thereof |
-
2017
- 2017-08-01 CN CN201720944843.6U patent/CN207453972U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107218054A (en) * | 2017-08-01 | 2017-09-29 | 贵阳市城市轨道交通有限公司 | Microwave rock fragmenting servicing unit and compound cantilever excavator |
| CN111101960A (en) * | 2019-12-17 | 2020-05-05 | 中国铁建重工集团股份有限公司 | Hard rock tunnel boring machine and cutter head thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180605 Termination date: 20210801 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |