CN203603916U - Drilling and blasting shield tunneling machine - Google Patents
Drilling and blasting shield tunneling machine Download PDFInfo
- Publication number
- CN203603916U CN203603916U CN201320727792.3U CN201320727792U CN203603916U CN 203603916 U CN203603916 U CN 203603916U CN 201320727792 U CN201320727792 U CN 201320727792U CN 203603916 U CN203603916 U CN 203603916U
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- shield
- protects
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- fried
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Abstract
The utility model discloses a drilling and blasting shield tunneling machine in tunneling equipment. The drilling and blasting shield tunneling machine comprises a shield, a rock drilling unit, a conveying mechanism, a hydraulic propelling mechanism and a pipe piece assembling mechanism. A shield head is arranged at the front end of the shield, and an included angle is formed between a plane formed by the shield head and the cross section of the shield. According to the drilling and blasting shield tunneling machine, work of synchronously carrying out rock drilling, soil slag conveying, pipe piece assembling and inverted arch pouring is achieved, a good scheme is provided for shortening the whole tunnel construction period, and the construction efficiency is improved.
Description
Technical field
The utility model belongs to the equipment of tunnel piercing, is specifically related to bore quick-fried shield machine.
Background technology
At present, in the tunnel construction operations such as railway, highway, subway, brill mountain, shield machine is a kind of special engineering machinery of common tunnel piercing.Shield machine is for tunnel excavation construction operation, and its major function is to excavate by the moulding that soil excavation, soil quarrel are raftinged, complete machine advances and section of jurisdiction installation etc. completes tunnel.Existing shield machine comprises columnar housing, housing front portion is provided with topping machanism, topping machanism comprises circular beater plate, on cutterhead, be fixedly connected with somely bite, bite cutter head adopts superhard alloy material to make conventionally, and bite is positioned at same sagittal plane, in tunnelling process, bite is with cutterhead rotation driving, and the foreign material such as earth and landwaste of being excavated in tunnel are discharged by conveying worm, thereby realize the excavation operation in tunnel.Although technique scheme has realized the job requirements to tunnel piercing and the conveying of native slag, but must carry out building of pipe sheet assembling and follow-up inverted arch etc. except boring to dig carrying with native slag in tunnel piercing engineering, shield machine of the prior art can't realize bore quick-fried, slag tap, function that pipe sheet assembling synchronously carries out, and in prior art due to the single progress that also affects whole tunnel piercing of shield machine structure.
Utility model content
The technical problems to be solved in the utility model is to provide that a kind of efficiency of construction is high, the quick-fried shield machine of the brill of function integration.
In order to solve the problems of the technologies described above, the utility model provides following technical scheme: bore quick-fried shield machine, comprise that shield protects, rock borer group, connecting gear, hydraulic-feed mechanism, pipe sheet assembling mechanism; Shield protects and comprises that supporting steel frame and shield protect steel plate, and shield protects front end and is provided with shield head, and the cross section that the plane that shield head forms and shield protect has angle;
Rock borer group is circumferentially distributed on shield and protects front end, and the intermediate support that shield protects front end is provided with center drill unit, and the scalable shield that is connected to of rock borer and center drill unit protects;
Connecting gear is included in shield and protects the Horizon conveyer belt of leading portion and subsequent delivery band and the transition conveyer belt of overlap joint between the two, and the both sides of all conveyer belts are evenly equipped with plate platform;
Pipe sheet assembling mechanism comprises rail supported frame, ring-shaped guide rail, suspending rail-car and spiral top, and ring-shaped guide rail is fixed on rail supported frame, and suspending rail-car moves on ring-shaped guide rail; Spiral top one end is fixed on rail supported frame, and the other end holds up section of jurisdiction and moves;
Hydraulic-feed mechanism one end is fixed in shield and protects, and the other end is provided with the top bracing member removably connecting with section of jurisdiction;
Also comprise near the multilayer gear stone curtain being located at transition conveyer belt, the upper end of gear stone curtain is hinged on shield and protects and be ladder and distribute;
Be located at shield and protect the supporting casting mechanism of back segment, comprise mobile steelframe, be fixed on inverted arch bulkhead, scraper plate and gutter automatic rolling dismounting mould on mobile steelframe.
Technique scheme has solved the technical problem that can not tunnel simultaneously and carry in prior art, the operation simultaneously of rock borer and connecting gear, improve the efficiency of tunnel piercing, shield protects and provides support for other each mechanisms, the basis that other each mechanisms can normally be worked, the setting of shield head is to remain in the crag in tunnel wall after rooting out explosion; It is for after having holed that rock borer and center drill unit protect scalable connection with shield, shrinks the damage that rig is convenient to follow-up powder charge and is avoided the slungshot in blasting process to cause rig; Ring-shaped guide rail in pipe sheet assembling mechanism and suspending rail-car provide the place that safety and stability is high for pipe sheet assembling, and drop and also can or not damage the constructor of below work along with ring-shaped guide rail falls in section of jurisdiction in time; Top bracing member in hydraulic-feed mechanism is connected with mounted section of jurisdiction, for whole shield machine marches forward to the strong force of doing is provided; The setting of gear stone curtain is the fragments such as the slungshot that produces for the explosion larger distance that can not fly out, and the upper end of gear stone curtain is hinged on shield and protects the momentum that can effectively cushion the fragments such as slungshot, thereby guarantees that the fragments such as slungshot all drop near that keeps off stone curtain; Casting mechanism is in order to form the inverted arch of follow-up tunnel bottom in boring rock, fragment conveying, section of jurisdiction installation, to have realized synchronization job, improve whole programming.
As the further optimization of technique scheme, protect for fear of shield the shield that produces friction with tunnel wall and cause in traveling process and protect infringement, the outer shoes that is arranged with protecting at shield.
As the further optimization of technique scheme, for management and control is unified in the work to rock borer, the air flue of rock borer and center drill unit is communicated with.
As the further optimization of technique scheme, in order as much as possible the native slag after explosion to be carried completely, the steel plate that shield protects leading portion is hinged on support, can draw in to centre.
The constructure scheme that bores quick-fried shield machine is as follows: a, the preparation of marching into the arena, dig out face in the original position in massif tunnel, and be convenient to marching into the arena and location, position of shield machine; B, equipment are installed, and carry out the installation of shield machine equipment according to the design load in tunnel, and design load comprises shield machine diameter, driving angle and direction; Angle and the length of c, adjusting rock borer and center drill unit, hole to the face of wanting to dig, and boring after-contraction rock borer group is powder charge vacating space and carries out subsequently powder charge; D, explosion are carried out and are kept away big gun engineering before explosion, comprise the laying of gear stone curtain and personnel's evacuation, detonate subsequently; E, native slag after utilizing connecting gear to explosion are carried, and in carrying, carry out step c, carrying the steel plate with situation, shield being protected in native slag process to draw in; F, section of jurisdiction install, and carry out section of jurisdiction installation in carrying out step e, and transport by ring-shaped guide rail section of jurisdiction, and the section of jurisdiction of having good positioning is carried out horizontal and vertical fixing to it, and slip casting compacting is carried out in space between section of jurisdiction and tunnel wall; G, the tunnel construction sections that installs section of jurisdiction is carried out to inverted arch pouring concrete, for follow-up operation provides working face.
Above-mentioned constructure scheme has been realized and has been bored rock, the conveying of native slag, section of jurisdiction is installed and inverted arch is poured into a mould the work of synchronously carrying out, and for the duration shortening in whole tunnel provides good scheme, has improved efficiency of construction.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
Fig. 1 is the structural representation that the utility model bores quick-fried shield machine.
Fig. 2 is the cross sectional representation that the utility model bores quick-fried shield machine rock borer group section.
The specific embodiment
As shown in Figure 1, bore quick-fried shield machine, comprise that shield protects 3, rock borer group 2, connecting gear, hydraulic-feed mechanism, pipe sheet assembling mechanism 5; Protect 3 front end at shield and be provided with shield head 1, the plane that shield head 1 forms and shield protect 3 cross section angle; The plane that shield head 1 forms is parallel with face, and the design of face is the landslide rate of boring in quick-fried process in order to be reduced in;
Connecting gear is included in shield and protects the Horizon conveyer belt 10 of leading portion and subsequent delivery band 8 and the transition conveyer belt 9 of overlap joint between the two, Horizon conveyer belt 10 is provided with plate platform 11, plate platform 11 has not only protected Horizon conveyer belt 10 in the time of explosion, to exempt from the damage that native slag impacts, and can carry out fragmentation to fragment larger on conveyer belt simultaneously;
Pipe sheet assembling mechanism 5 comprises supporting steel frame, ring-shaped guide rail, suspending rail-car and spiral top, supporting steel frame and ring-shaped guide rail are affixed, suspending rail-car moves on ring-shaped guide rail, and section of jurisdiction is carried out suspending rail-car and is transported to behind installation site, pushes the housing that shield protects to carry out assembled and reinforce through spiral top;
Hydraulic-feed mechanism one end is fixed in shield and protects, and the other end is provided with the top bracing member removably connecting with section of jurisdiction;
Also comprise near the multilayer gear stone curtain 4 being located at transition conveyer belt, the upper end of gear stone curtain 4 is hinged on shield and protects and on 3, be ladder and distribute;
Be located at the casting mechanism that shield protects 3 back segments, comprise mobile steelframe, be fixed on inverted arch bulkhead, scraper plate and gutter automatic rolling dismounting mould on mobile steelframe.
Constructure scheme is as follows: the preparation of marching into the arena, dig out face in the original position in massif tunnel, and be convenient to marching into the arena and location, position of shield machine; B, equipment are installed, and carry out the installation of shield machine equipment according to the design load in tunnel, and design load comprises shield machine diameter, driving angle and direction; Angle and the length of c, adjusting rock borer and center drill unit, hole to the face of wanting to dig, and boring after-contraction rock borer group 2 is for powder charge vacating space and carry out subsequently powder charge; D, explosion are carried out and are kept away big gun engineering before explosion, comprise the laying of gear stone curtain and personnel's evacuation, detonate subsequently; E, native slag after utilizing connecting gear to explosion are carried, and in carrying, carry out step c, with situation, shield are protected to 3 steel plate and draw in carrying in native slag process; Install f, section of jurisdiction 6, carries out section of jurisdiction 6 and install in carrying out step e, and transport by ring-shaped guide rail section of jurisdiction 6, and the section of jurisdiction 6 of having good positioning is carried out horizontal and vertical fixing to it, and slip casting compacting is carried out in space between section of jurisdiction 6 and tunnel wall; G, carry out inverted arch 7 pouring concretes to installing the tunnel construction sections of section of jurisdiction, for follow-up operation provides working face.
Above-described is only preferred embodiment of the present utility model, should be understood that for a person skilled in the art, not departing under the prerequisite of the utility model structure, can also make some distortion and improvement, these can not affect effect and practical applicability that the utility model is implemented.
Claims (4)
1. bore quick-fried shield machine, comprise that shield protects, rock borer group, connecting gear, hydraulic-feed mechanism, pipe sheet assembling mechanism; Shield protects and comprises that supporting steel frame and shield protect steel plate, and shield protects front end and is provided with shield head, and the cross section that the plane that shield head forms and shield protect has angle;
Rock borer group is circumferentially distributed on shield and protects front end, and the intermediate support that shield protects front end is provided with center drill unit, and the scalable shield that is connected to of rock borer and center drill unit protects;
Connecting gear is included in shield and protects the Horizon conveyer belt of leading portion and subsequent delivery band and the transition conveyer belt of overlap joint between the two, and the both sides of all conveyer belts are evenly equipped with plate platform;
Pipe sheet assembling mechanism comprises rail supported frame, ring-shaped guide rail, suspending rail-car and spiral top, and ring-shaped guide rail is fixed on rail supported frame, and suspending rail-car moves on ring-shaped guide rail; Spiral top one end is fixed on rail supported frame, and the other end holds up section of jurisdiction and moves;
Hydraulic-feed mechanism one end is fixed in shield and protects, and the other end is provided with the top bracing member removably connecting with section of jurisdiction;
Also comprise near the multilayer gear stone curtain being located at transition conveyer belt, the upper end of gear stone curtain is hinged on shield and protects and be ladder and distribute;
Be located at shield and protect the supporting casting mechanism of back segment, comprise mobile steelframe, be fixed on inverted arch bulkhead, scraper plate and gutter automatic rolling dismounting mould on mobile steelframe.
2. the quick-fried shield machine of brill according to claim 1, is characterized in that: the outer shoes that is arranged with that protects steel plate at described shield.
3. the quick-fried shield machine of brill according to claim 1, is characterized in that: in described rock borer group, all rig air flues are communicated with.
4. according to the arbitrary described quick-fried shield machine of brill of claim 1～3, it is characterized in that: the shield that described shield protects leading portion protects steel plate and is hinged on support, can draw in to centre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320727792.3U CN203603916U (en) | 2013-11-19 | 2013-11-19 | Drilling and blasting shield tunneling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320727792.3U CN203603916U (en) | 2013-11-19 | 2013-11-19 | Drilling and blasting shield tunneling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203603916U true CN203603916U (en) | 2014-05-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320727792.3U Withdrawn - After Issue CN203603916U (en) | 2013-11-19 | 2013-11-19 | Drilling and blasting shield tunneling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203603916U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103628893A (en) * | 2013-11-19 | 2014-03-12 | 柴敏霞 | Drilling and blasting shield machine |
| CN106065775A (en) * | 2016-07-08 | 2016-11-02 | 华北水利水电大学 | A kind of mechanical type cutting shield machine being applicable to tunnel geology driving |
-
2013
- 2013-11-19 CN CN201320727792.3U patent/CN203603916U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103628893A (en) * | 2013-11-19 | 2014-03-12 | 柴敏霞 | Drilling and blasting shield machine |
| CN106065775A (en) * | 2016-07-08 | 2016-11-02 | 华北水利水电大学 | A kind of mechanical type cutting shield machine being applicable to tunnel geology driving |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140521 Effective date of abandoning: 20150909 |
|
| RGAV | Abandon patent right to avoid regrant |