CN209354149U - One kind being based on high-velocity particles impact-mechanically combining broken rock novel tunnel development machine - Google Patents
One kind being based on high-velocity particles impact-mechanically combining broken rock novel tunnel development machine Download PDFInfo
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- CN209354149U CN209354149U CN201821964355.2U CN201821964355U CN209354149U CN 209354149 U CN209354149 U CN 209354149U CN 201821964355 U CN201821964355 U CN 201821964355U CN 209354149 U CN209354149 U CN 209354149U
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- velocity particles
- broken rock
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Abstract
The problems such as the utility model discloses one kind to be based on high-velocity particles impact-mechanically combining broken rock novel tunnel development machine, and solution is existing rock tunnel(ling) machine under high-intensitive hard rock environment, and pile penetration is small, driving speed is slow, tool wear is fast.The utility model includes driving machine host, and the driving machine host is equipped with cutterhead, and cutterhead is equipped with hobboing cutter, is additionally provided with particle nozzle on the cutterhead.The utility model devises the novel cutter head structure of the complete-section tunnel boring machine with particle nozzle, disk cutter and scraper, broken rock is coupled using high-velocity particles impact-machinery knives, and design particle injected system and particle recovery system, the excavation range of complete-section tunnel boring machine is expanded, and improves construction efficiency.
Description
Technical field
The utility model relates to development machine fields, and in particular to one kind is based on high-velocity particles impact-mechanically combining broken rock
Novel tunnel development machine.
Background technique
Complete-section tunnel boring machine is commonly used in the hard rocks tunnel constructions such as current railway, water power traffic mine municipal administration
Engineering machinery mainly squeezes broken rock using the hobboing cutter on rotary head, shearing broken rock realizes the purpose of tunnel piercing.But China
Complex geologic conditions, existing rock tunnel(ling) machine is under high-intensitive hard rock environment, and pile penetration is small, driving speed is slow, tool wear
Fastly, easily occur phenomena such as card machine in soft rock geology, thus can substantially extend construction period, increase construction cost.
Utility model content
The technical problems to be solved in the utility model is existing rock tunnel(ling) machine under high-intensitive hard rock environment, pile penetration
It is small, driving speed is slow, tool wear is fast, phenomena such as card machine easily occurs in soft rock geology, a kind of expansion tunneling boring tunnel is provided
The excavation range of development machine improves tunneling based on high-velocity particles impact-mechanically combining broken rock novel tunnel for construction efficiency
Machine.
In order to solve the above technical problems, the utility model adopts the following technical solutions: one kind is based on high-velocity particles impact-
The novel tunnel development machine of mechanically combining broken rock, including driving machine host, the driving machine host is equipped with cutterhead, on cutterhead
Equipped with hobboing cutter, particle nozzle is additionally provided on the cutterhead.
It is described be connected with particle nozzle be equipped with particle injected system, the particle injected system include high-pressure pump and with
The connected particle generation tank of high-pressure pump, particle nozzle are connected by pressure duct with high-pressure pump；The particle generation tank is set
It sets between particle nozzle and high-pressure pump.
Pressure duct between the particle nozzle and high-pressure pump is equipped with swivel joint；The high-pressure pump and particle
It is equipped with booster between generation tank, accumulator is additionally provided between booster and high-pressure pump.
It is matched with the slag-tapping system equipped with particle recovery system, the particle recovery system includes level-one belt
Machine, second belt machine and screening machine, the lower section of slag-tapping system blanking port is arranged in one end of the level-one belt feeder, the other end leads to
Cross the top that magnetic belt extends to screens machine inlet；Second belt machine one end is arranged below screening machine, the other end
It stretches out on the outside of driving machine host；The discharge port of the screening machine is connected with particle storage box.
Lower part between slag-tapping system one end setting cutterhead and face, the other end extend on level-one belt feeder
Side.
Described magnetic belt one end is equipped with drum-type electro magnet, the other end extends to the top for screening machine inlet.
It is equipped with sieve in the screening machine, is equipped with magnetic separator below sieve, is connected with magnetic separator and is equipped with de- magnetomechanical, take off magnetic
The discharge port of machine is communicated with particle storage box.
The particle nozzle has multiple, described hobboing cutters to have several rows, and every row includes several hobboing cutters, the particle
Between adjacent hobboing cutter in same row's hobboing cutter, the motion profile of particle nozzle is overlapped arrangement of nozzles with hobboing cutter cutting track；Or
The particle nozzle is arranged between adjacent row hobboing cutter, and the motion profile of particle nozzle is located at the cutting track of adjacent row hobboing cutter
Between.
The cutterhead is equipped with energy-absorbing plate, is equipped with pipe passage inside cutterhead, on the pressure duct in extended conduit channel
Equipped with protective device, the protective device is the steel plate layer being wrapped on pressure duct.
One kind being based on the construction method of high-velocity particles impact-mechanically combining broken rock novel tunnel development machine, including following
Step: the fluid media (medium) of high-speed motion, the fluid of high-speed motion are 1. pressed to form through high-pressure pump using high-pressure pump fluid medium
Medium is mixed into the particle in particle generation tank in the fluid media (medium) of high-speed motion using siphon principle in pressure piping to be formed
High-velocity particles stream；
2. high-velocity particles flow through the particle nozzle being arranged on cutterhead and are ejected to face, the particle in high-velocity particles stream is made
For the rock of face, rock is made to generate phacolith and underbead crack, while cutterhead rotates, the hobboing cutter on cutterhead produces face
Raw squeeze is destroyed, and is destroyed so that high-velocity particles stream and hobboing cutter be made to generate coupling to rock, is peeled off landwaste；
3. using particle recovery system from the particle in the high-velocity particles stream for recycling ejection in 2. debris that step falls off, and
It is utilized again.
The utility model devises the novel of the complete-section tunnel boring machine with particle nozzle, disk cutter and scraper
Cutter head structure couples broken rock using high-velocity particles impact-machinery knives, and designs particle injected system and particle recovery system,
The excavation range of complete-section tunnel boring machine is expanded, and improves construction efficiency.
Detailed description of the invention
Fig. 1 is the utility model structure diagram；
Fig. 2 is enlarged structure schematic diagram at the particle injected system of the utility model front；
Fig. 3 is enlarged structure schematic diagram at the particle recovery system of the utility model rear portion；
Fig. 4 is particle nozzle distribution structural schematic diagram on the utility model cutterhead；
Fig. 5 is cross-sectional structure schematic diagram at the utility model cutterhead and rock contact.
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 Figures 1 to 5, a kind of to be based on high-velocity particles impact-mechanically combining broken rock novel tunnel development machine, packet
Driving machine host is included, the driving machine host is equipped with cutterhead 1, and cutterhead 1 is equipped with hobboing cutter 102, also sets on the cutterhead 1
There is particle nozzle 2.The hobboing cutter 1 is the common flange-type hob of current rock tunnel(ling) machine.
As shown in Figures 2 and 3, described to be connected with particle nozzle 2 equipped with particle injected system, the particle injects system
System includes high-pressure pump 18 and the particle generation tank 6 being connected with high-pressure pump 18, and particle nozzle 2 passes through pressure duct 3 and high-pressure pump 18
It is connected；The particle generation tank 6 is arranged between particle nozzle 2 and high-pressure pump 18.High-voltage tube described in the utility model
Road 3 has high-wearing feature and barotolerance, reduces abrasion of the high-pressure fluid medium with particle to pressure duct as far as possible.This
Utility model particle generation tank 6 is arranged on the pressure duct 3 between particle nozzle 2 and high-pressure pump 18, and mode is mixed after will
Particle 23 is mixed into fluid media (medium) 19, and the fluid media (medium) 19 for being mixed with particle is delivered to particle nozzle by pressure duct 3 and sprays；
Preceding mixed mode can also be used, particle spray is being delivered to by pressure duct by high-pressure pump after mixing particle with fluid media (medium) 19
It is sprayed at mouth.Fluid media (medium) 19 described in the utility model can be water and be also possible to compressed air etc., and fluid media (medium) is through being pressurized
It is transported after 18 pressurization of pump through pressure duct.The utility model particle nozzle spray high-velocity particles stream speed reach 100m/s with
On.
Pressure duct 3 between the particle nozzle 2 and high-pressure pump 18 is equipped with swivel joint 31；The high-pressure pump
It is equipped with booster between 18 and particle generation tank 6, is additionally provided with accumulator between booster and high-pressure pump 18.31 one end of swivel joint
The rotation for the pipeline being connected with particle nozzle 2, the pipeline that 31 other end of swivel joint is connected with high-pressure pump 18 be it is static, lead to
Cross the connection between the pipeline and static pipeline of the setting realization rotation of swivel joint.
The particle generation tank 6 of the utility model is connected with booster by pressure duct, particle is general for storing particle
Logical steel ball, particle diameter 0.1-20mm.The booster is for being pressurized the fluid media (medium) in pipeline.The accumulator
For adjusting loine pressure, booster is arranged between accumulator and particle generation tank 6.
It is matched with the slag-tapping system 5 equipped with particle recovery system, the particle recovery system includes level-one skin
Band machine 9, second belt machine 20 and screening machine 13, one end of the level-one belt feeder 9 are arranged under 5 blanking port of slag-tapping system
Side, the other end extend to the top with 13 feed inlet of screening machine by magnetic belt 12；20 one end of second belt machine setting exists
13 lower section of screening machine, the other end stretch out on the outside of driving machine host；The discharge port of the screening machine 13 is connected with particle storage box 17.
The particle storage box 17 is for storing recycling particle, in case being used for multiple times.The utility model is conveyed by level-one belt feeder 9
The landwaste come carries out the movement of falling object in 9 outer end of level-one belt feeder, and the particle in landwaste is extremely sieved by the absorption of magnetic belt 12 band
It selects and is fallen at 13 feed inlet of machine, other landwaste drop down onto and are excluded working space on second belt machine 20.
Lower part between 5 one end of slag-tapping system setting cutterhead 1 and face, the other end extend to level-one belt feeder 9
Top.Slag-tapping system 5 is belt feeder or screw conveyor, and the utility model uses bottom slag-tapping system, will fall off to face
Landwaste between cutterhead is delivered to above level-one belt feeder 9 by slag-tapping system 5 carries out the movement of falling object, carries out to particle
Screening for the first time.
Described 12 one end of magnetic belt is equipped with drum-type electro magnet 11, the other end extends to the upper of 13 feed inlet of screening machine
Side.The drum-type electro magnet 11 generates strong magnetic field when being powered, and can constantly rotate increasing action face at work, will
On the particle absorption to magnetic belt 12 in landwaste fallen by level-one belt feeder 9, the magnetic force on magnetic belt 12 plays particle
Holding effect；The magnetic belt 12 is to install electromagnetic plate additional in ordinary straps to be transformed, and can be powered during transportation
Generate the particle of magnetic absorption metal.When belt movement is in the range of illustrating A, which can be powered off, be subject to particle
Magnetic force is less than particle gravity, and then particle is made to fall off under gravity and effect of inertia, into screening machine 13, completes the head of particle
Secondary screening.
It is equipped with sieve in the screening machine 13, is equipped with magnetic separator 14 below sieve, is connected with magnetic separator 14 and is equipped with de- magnetic
The discharge port of machine 15, de- magnetomechanical 15 is communicated with particle storage box 17.Particle storage box 17 is equipped with receiving hopper 16, and receiving hopper 16 is set
It sets in the lower section of the discharge port of de- magnetomechanical 15.Magnetic separator 14 in screening machine 13 carries out postsearch screening to particle: by magnetic skin
It may be also mixed with bulky grain debris and little particle clast in particle after screening for the first time with 12, such particle falls into screening machine
Sieve is first passed through after 13 to be sieved away to bulky grain debris, by the particle of sieve again pass by magnetic separator 14 carry out it is secondary
Screening, little particle clast is discharged, and it is standby that the particle that postsearch screening goes out enters particle storage box 17 after carrying out de- magnetic into de- magnetomechanical
With.The bulky grain debris and little particle clast sifted out through screening machine pass through different belt feeders respectively and bring to second belt machine with big
The landwaste of batch is discharged together.
The particle nozzle 2 has multiple, described hobboing cutters 102 to have several rows, and every row includes several hobboing cutters 102, institute
The particle nozzle 2 stated is arranged between the adjacent hobboing cutter in same row's hobboing cutter, the motion profile and hobboing cutter cutting track of particle nozzle 2
It is overlapped；Or the particle nozzle 2 is arranged between adjacent row hobboing cutter, the motion profile of particle nozzle 2 is located at adjacent row rolling
Between the cutting track of knife.2 quantity of the utility model particle nozzle hits range with particle nozzle 2 can be basic when cutterhead rotates
Covering entire face is advisable.The utility model hobboing cutter is arranged in entire cutterhead face, and the motion profile of several particle nozzles 2 is
Concentric circles.The motion profile of each concentric circles can be formed by a particle nozzle 2, can also be formed by multiple particles nozzle 2.
The cutterhead 1 is equipped with energy-absorbing plate 101, is equipped with pipe passage, the high-voltage tube in extended conduit channel inside cutterhead 1
Road 3 is equipped with protective device, and the protective device is the steel plate layer being wrapped on pressure duct 3.The cutterhead 1 is mainly steel
The techniques such as structure casting, welding are made, and are mounted in shield body；The energy-absorbing plate 101 is taper cover or plate protective layer, is used
The high-velocity particles to rebound after preventing from acting on face, which rebound, leads to cutterhead, tool damage to cutterhead, absorbs the high speed of rebound
The energy of particle protects particle nozzle 2 and cutterhead 1.Pressure duct 3 is arranged in pipe passage, the setting protection dress at cutterhead
It sets, prevents the landwaste pressure duct 3 tumbled from damaging, protective action is risen to pressure duct.
One kind being based on the construction method of high-velocity particles impact-mechanically combining broken rock novel tunnel development machine, including following
Step: the fluid media (medium) of high-speed motion, the fluid of high-speed motion are 1. pressed to form through high-pressure pump using high-pressure pump fluid medium
Medium is mixed into the particle in particle generation tank in the fluid media (medium) of high-speed motion using siphon principle in pressure piping to be formed
High-velocity particles stream；
2. high-velocity particles flow through the particle nozzle being arranged on cutterhead and are ejected to face, the particle in high-velocity particles stream is made
For the rock of face, rock is made to generate phacolith and underbead crack, while cutterhead rotates under the driving of main driving 61, cutterhead
On hobboing cutter to face generate squeeze destroy, thus make high-velocity particles stream and hobboing cutter to rock generate coupling destroy, make landwaste
It peels off；
3. using particle recovery system from the particle in the high-velocity particles stream for recycling ejection in 2. debris that step falls off, and
It is utilized again.Particle after the utility model debris and strike is after slag-tapping system is exported to particle recovery system by debris
Discharge working space, particle are recycled in particle storage box 17 and recycle.
The fluid media (medium) of the step 1. high-speed motion is then to pass through accumulator systems stabilisation pressure after high-pressure pump is pressurized
Power, and formed after booster repressurization.
Claims (8)
1. one kind is based on high-velocity particles impact-mechanically combining broken rock novel tunnel development machine, including driving machine host, described
Driving machine host be equipped with cutterhead (1), cutterhead (1) be equipped with hobboing cutter (102), it is characterised in that: on the cutterhead (1) also
Equipped with particle nozzle (2), it is connected with particle nozzle (2) and is equipped with particle injected system, the particle injected system includes high pressure
Pump (18) and the particle generation tank (6) being connected with high-pressure pump (18), particle nozzle (2) pass through pressure duct (3) and high-pressure pump
(18) it is connected；The particle generation tank (6) is arranged between particle nozzle (2) and high-pressure pump (18)；The particle spray
Pressure duct (3) between mouth (2) and high-pressure pump (18) is equipped with swivel joint (31).
2. according to claim 1 be based on high-velocity particles impact-mechanically combining broken rock novel tunnel development machine, spy
Sign is: booster is equipped between the high-pressure pump (18) and particle generation tank (6), between booster and high-pressure pump (18) also
Equipped with accumulator.
3. according to claim 1 be based on high-velocity particles impact-mechanically combining broken rock novel tunnel development machine, spy
Sign is: is matched with the slag-tapping system (5) of the driving machine host equipped with particle recovery system, the particle recycles system
System includes level-one belt feeder (9), second belt machine (20) and screening machine (13), and one end setting of the level-one belt feeder (9) exists
The lower section of slag-tapping system (5) blanking port, the other end are extended to and the top of screening machine (13) feed inlet by magnetic belt (12)；Institute
The setting of second belt machine (20) one end is stated below screening machine (13), on the outside of other end stretching driving machine host；The screening machine
(13) discharge port is connected with particle storage box (17).
4. according to claim 3 be based on high-velocity particles impact-mechanically combining broken rock novel tunnel development machine, spy
Sign is: the lower part between slag-tapping system (5) one end setting cutterhead (1) and face, the other end extend to level-one belt
Above machine (9).
5. according to claim 3 be based on high-velocity particles impact-mechanically combining broken rock novel tunnel development machine, spy
Sign is: described magnetic belt (12) one end is equipped with drum-type electro magnet (11), the other end extends to screening machine (13) feed inlet
Top.
6. according to claim 3 be based on high-velocity particles impact-mechanically combining broken rock novel tunnel development machine, spy
Sign is: being equipped with sieve in the screening machine (13), is equipped with magnetic separator (14) below sieve, is connected with magnetic separator (14) and is equipped with
The discharge port of de- magnetomechanical (15), de- magnetomechanical (15) is communicated with particle storage box (17).
7. according to claim 1 be based on high-velocity particles impact-mechanically combining broken rock novel tunnel development machine, spy
Sign is: the particle nozzle (2) has multiple, described hobboing cutter (102) to have several rows, and every row includes several hobboing cutters
(102), the particle nozzle (2) be arranged in row hobboing cutter in adjacent hobboing cutter between, the motion profile of particle nozzle (2) with
Hobboing cutter cutting track is overlapped；Or the particle nozzle (2) is arranged between adjacent row hobboing cutter, the movement of particle nozzle (2)
Track is located between the cutting track of adjacent row hobboing cutter.
8. according to claim 1 be based on high-velocity particles impact-mechanically combining broken rock novel tunnel development machine, spy
Sign is: the cutterhead (1) is equipped with energy-absorbing plate (101), and pipe passage is equipped with inside cutterhead (1), extended conduit channel
Pressure duct (3) is equipped with protective device, and the protective device is the steel plate layer being wrapped on pressure duct (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821964355.2U CN209354149U (en) | 2018-11-27 | 2018-11-27 | One kind being based on high-velocity particles impact-mechanically combining broken rock novel tunnel development machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821964355.2U CN209354149U (en) | 2018-11-27 | 2018-11-27 | One kind being based on high-velocity particles impact-mechanically combining broken rock novel tunnel development machine |
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| Publication Number | Publication Date |
|---|---|
| CN209354149U true CN209354149U (en) | 2019-09-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821964355.2U Active CN209354149U (en) | 2018-11-27 | 2018-11-27 | One kind being based on high-velocity particles impact-mechanically combining broken rock novel tunnel development machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020108093A1 (en) * | 2018-11-27 | 2020-06-04 | 中铁工程装备集团有限公司 | Full fracture surface tunneling machine using high speed particle impact to break rock and construction method |
| CN112922617A (en) * | 2021-01-29 | 2021-06-08 | 中国科学院武汉岩土力学研究所 | Hydraulic mechanical combined rock breaking and wastewater treatment integrated TBM system and method |
-
2018
- 2018-11-27 CN CN201821964355.2U patent/CN209354149U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020108093A1 (en) * | 2018-11-27 | 2020-06-04 | 中铁工程装备集团有限公司 | Full fracture surface tunneling machine using high speed particle impact to break rock and construction method |
| CN112922617A (en) * | 2021-01-29 | 2021-06-08 | 中国科学院武汉岩土力学研究所 | Hydraulic mechanical combined rock breaking and wastewater treatment integrated TBM system and method |
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