CN108412508A - A kind of cutter head of shield machine mechanism that rimless combination type permanent-magnet linear synchronous motor directly drives - Google Patents
A kind of cutter head of shield machine mechanism that rimless combination type permanent-magnet linear synchronous motor directly drives Download PDFInfo
- Publication number
- CN108412508A CN108412508A CN201810095547.2A CN201810095547A CN108412508A CN 108412508 A CN108412508 A CN 108412508A CN 201810095547 A CN201810095547 A CN 201810095547A CN 108412508 A CN108412508 A CN 108412508A
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- China
- Prior art keywords
- rotary shaft
- stator
- synchronous motor
- combination type
- shield machine
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/093—Control of the driving shield, e.g. of the hydraulic advancing cylinders
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
- H02K16/04—Machines with one rotor and two stators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
Abstract
The present invention discloses a kind of cutter head of shield machine mechanism that rimless combination type permanent-magnet linear synchronous motor directly drives, and the cutter head of shield machine mechanism includes cutterhead, rotary shaft and bearing, it is characterised in that：The cutterhead is fixedly installed in described rotary shaft one end；The rotary shaft is fixedly installed in by bearing in shield machine front end body pedestal；The rotary shaft is directly driven by rimless combination type permanent-magnet linear synchronous motor.The present invention provides a kind of cutter head of shield machine mechanisms that rimless combination type permanent-magnet linear synchronous motor directly drives, and the cutter-head mechanism transmission efficiency, low noise, torque are big.
Description
Technical field
The invention belongs to shield machine apparatus field more particularly to a kind of use rimless combination type permanent-magnet synchronous linear electricity
Ji Zhiqu cutter head of shield machine mechanism.
Background technology
Shield machine is the important construction machinery in shield-tunneling construction, and since shield-tunneling construction has, safe and reliable, environment influence is small
The advantages that labor intensity is low, earth volume is few, efficient, in city rail, water conservancy, municipal works, mine, highway, railway tunnel
It is used widely in equal fields.Because shield machine is often constructed under complicated, severe working environment, so its transmission system wants energy
It is enough subjected to heavy load and large impact, and requires have the functions such as high-power, low-speed big output.
Wherein, the drive system of cutterhead is the core component of shield machine, main at present to add driver using driving power source
The combination of structure.The transmission mechanism belongs to intermediate equipment, reduction box, belt pulley etc., increases and rubs in work
Pair is wiped, transmission efficiency is low, noise is big.
Power source is driven mainly to use the type of drive or variable-frequency electric of double-speed motor main driving and hydraulic motor Assisted Combinatorial
Machine type of drive, the main driving of the double-speed motor and the type of drive of hydraulic motor Assisted Combinatorial have disadvantage：1, cannot
Continuous speed adjustment；2, geological adaptability is poor；3, high failure rate influences driving speed；4, hydraulic motor and motor cannot drive simultaneously
Problem.Although the variable-frequency motor type of drive can export larger torque in low speed, limited by maximum electromagnetic torque
System, torque of getting rid of poverty are limited.Actually can only increase power of motor to improve torque of getting rid of poverty, and necessarily variable-frequency motor be caused to be installed
Power dramatically increases.However the opposite torque of getting rid of poverty of Motor torque is very small so as to cause motor installation work(in the case where high speed tunnels operating mode
Rate wastes.
Invention content
In response to the problems existing in the prior art, the purpose of the present invention is to provide a kind of rimless combination type permanent-magnet synchronous linear electricity
The cutter head of shield machine mechanism that machine directly drives, the cutter-head mechanism transmission efficiency, low noise, torque are big.
To achieve the above object, the technical solution adopted by the present invention is：
A kind of cutter head of shield machine mechanism that rimless combination type permanent-magnet linear synchronous motor directly drives, the cutter head of shield machine mechanism
Include cutterhead, rotary shaft and bearing, the cutterhead is fixedly installed in described rotary shaft one end；The rotary shaft is solid by bearing
Dingan County is loaded in shield machine front end body pedestal；The rotary shaft is directly driven by rimless combination type permanent-magnet linear synchronous motor,
The rimless combination type permanent-magnet linear synchronous motor includes stator module and rotor assembly；The stator module is fixedly installed in institute
It states on body base, rotating excitation field is provided for the rotor assembly；The rotor assembly with magnetic property is fixedly installed in
In the rotary shaft；
Wherein, the stator module is full-circle spray pattern or non-full-circle spray pattern structure, and the stator module is by several in fan-shaped knot
The stator unit of structure forms；The stator unit is independent control mechanism；The stator unit includes stator core and twines
The stator winding being wound in the stator core.
Preferably, column structure, tail end are equipped with sealing plate to the rotary shaft in a ring；It is intended that the circular cylindrical
The design of structure both saves material utilization amount, alleviates the weight of the rotary shaft, and it is to overcome itself rotor weight to reduce motor
The electric energy measured and additionally consumed, while the contact area of the rotor pedestal and outside air is also increased, increase heat dissipation effect
Fruit ensures the stability of equipment operation.
Preferably, the rotor assembly is magnet steel substrate, and the magnet steel substrate is distributed in institute around the rotary shaft axial line
It states in rotary shaft；It is intended that needing processing gear to compare with original rotary shaft, magnetic base steel plate is directly installed on rotation
On axis, rotary shaft manufacture difficulty is greatly reduced；The rotor assembly combines together with rotary shaft, reduces the component group of motor
At being that electric machine structure is simpler, and cost-effective；The rotary shaft can provide an installation form for magnet steel substrate,
When assembling, the rotary shaft can assemble completion in advance with magnet steel substrate, enter the installation procedure of next step as a whole,
It is easy for installation, improve installation effectiveness.
It is further preferred that the rotary shaft is equipped with ventilation hole, head end is equipped with the first Air Filter；It is intended that increasing
Add the circulation of air, improves radiating efficiency；The Air Filter can ensure introduced contaminants not while increasing air circulation
Into inside motor, motor performance is influenced.
It is further preferred that being equipped with radiator fan in the rotary shaft, the radiator fan includes being socketed in be set to successively
The planetary gear disk of blast fan and driving the blast fan rotation in the sealing plate central fixed shaft；The planetary gear
Disk is equipped with gravity rod；It is intended that not needing extraneous additional power, radiating certainly for equipment is realized, rotated in rotary shaft
When, due to the effect of gravity rod, the planetary gear disk can be rotated around fixing axle, to which driving is connected with the planetary gear disk
The blast fan rotation connect generates wind-force；On the other hand, rotating speed is very low at work for the rotary shaft, the planetary gear
Disk can have a rotating ratio with blast fan, can amplify the rotating speed of blast fan, thus increasing heat radiation effect.
It is further preferred that the magnet steel substrate is distributed in tail end side wall and/or the end face of the rotary shaft；Its purpose exists
In convenient dismounting, replacement to motor.
Preferably, the stator module further includes having stator base；The stator base is fixedly installed in the ontology base
On seat；The stator unit is fixedly installed in the stator base；It is intended that the stator base can be stator list
Member provides an installation form, and in assembling, the stator base can assemble completion in advance with stator unit, whole as one
Body enters the installation procedure of next step, easy for installation, improves installation effectiveness, is omitted prevented also from scattered component, solves zero
The problem of part various bad management.
It is further preferred that capping structure, open end outer rim are equipped with installation step to the stator base in a ring, tail portion is opened
There is air hole；The second Air Filter is equipped in the air hole；The stator unit is placed in side wall and/or the end face of the block；
It is intended that the stator base of capping structure provides the diversity of installation site for the stator unit in a ring,
The stator unit can be that circular cylindrical structure is fixed on side wall, or ring discoid structure is fixed on end face, corresponding
The magnet steel substrate.
Preferably, the stator base is equipped with heat emission hole, and Heat Conduction Material is filled in the heat emission hole；Its purpose exists
In so that the stator base also has more good heat conductivility while ensureing itself good structural rigidity, can
The amount of heat that stator winding electrifying generates is distributed, ensures the stable operation of motor, improves the service life of equipment.
Preferably, the rimless combination type permanent-magnet linear synchronous motor includes encoder, and the encoder includes code-disc
And the magnetic strength element being flexibly connected with the code-disc, the code-disc and magnetic strength element are separately fixedly installed in the gear shaft
And on the stator module；It is intended that providing servo-control system for the rimless combination type permanent-magnet synchronous motor, realize
The control of motor closed-loop vector, realization rotor speed and position are precisely controlled.
Compared with prior art, the beneficial effects of the invention are as follows：1, made using rimless combination type permanent-magnet linear synchronous motor
For the driving motor of rotary shaft, directly with rotation axis connection, motor stator is looped around around rotor rotor, is fixed on electricity
In machine mounting base, intermediate link is driven to reduce gear, reduction box etc., simplifies the type of drive of equipment and the structure shape of equipment
Formula improves drive efficiency, reduces the loss of the energy；2, the mode directly driven substantially reduces the volume of equipment, alleviates equipment weight
Amount；3, the drive form that permanent magnet synchronous motor directly drives has fast response time, the high advantage of control accuracy；4, what is rationally designed dissipates
Heat structure makes motor realize from heat dissipation.
Description of the drawings
Fig. 1 is a kind of cutter head of shield machine that rimless combination type permanent-magnet linear synchronous motor directly drives described in the embodiment of the present invention one
The structural schematic diagram of mechanism；
Fig. 2 is the rotation axis structure diagram of the embodiment of the present invention one；
Fig. 3 is the structural schematic diagram of magnet steel substrate one of the present invention；
Fig. 4 is the structural schematic diagram of stator unit one of the present invention；
Fig. 5 is a kind of cutter head of shield machine that rimless combination type permanent-magnet linear synchronous motor directly drives described in the embodiment of the present invention two
The overlooking structure diagram of mechanism；
Fig. 6 is two rotation axis structure diagram of the embodiment of the present invention；
Fig. 7 is the structural schematic diagram of magnet steel substrate two of the present invention；
Fig. 8 is the structural schematic diagram of stator unit two of the present invention；
Fig. 9 is a kind of cutter head of shield machine that rimless combination type permanent-magnet linear synchronous motor directly drives described in the embodiment of the present invention three
The structural schematic diagram of mechanism；
In figure：1, cutterhead；2, rotary shaft；21, ventilation hole；3, bearing；4, stator module；41, stator base；42, stator
Unit one；43, stator unit two；44, heat emission hole；5, rotor assembly；51, magnet steel substrate one；52, magnet steel substrate two；6, ontology
Pedestal；7, the second Air Filter；8, the first Air Filter；9, fixing axle；10, blast fan；11, planetary gear disk；11-1, gravity
Bar；12, code-disc；13, magnetic strength element.
Specific implementation mode
Below in conjunction with the attached drawing in the present invention, technical scheme of the present invention is clearly and completely described, it is clear that
Described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the implementation in the present invention
Example, all other embodiment that those of ordinary skill in the art are obtained under the conditions of not making creative work belong to
The scope of protection of the invention.
Embodiment one
As shown in Figs 1-4, a kind of cutter head of shield machine mechanism that rimless combination type permanent-magnet linear synchronous motor directly drives, the shield
Structure machine knife disc mechanism includes cutterhead 1, rotary shaft 2 and bearing 3, and the cutterhead 1 is fixedly installed in 2 one end of the rotary shaft；Institute
Rotary shaft 2 is stated to be fixedly installed in shield machine front end body pedestal 6 by bearing 3；The rotary shaft 2 is by rimless combination type permanent-magnet
Linear synchronous motor directly drives, and the rimless combination type permanent-magnet linear synchronous motor includes stator module 4 and rotor assembly 5；
The stator module 4 is fixedly installed on the body base 6, and rotating excitation field is provided for the rotor assembly 5；With permanent magnetism spy
The rotor assembly 5 of property is fixedly installed in the rotary shaft 2；
Wherein, the stator module 4 is non-full-circle spray pattern structure, and the stator module 4 is by six groups in fan-shaped arc structure
Stator unit 1 form；The stator unit 1 is independent control mechanism；The stator unit 1 includes fixed
Sub- iron core and the stator winding being wrapped in the stator core.
As the preferred of the present embodiment, the column structure in a ring of the rotary shaft 2, tail end is equipped with sealing plate, and head end is equipped with the
One Air Filter 8；The rotor assembly 5 is magnet steel substrate 1；The magnet steel substrate 1 is in fan-shaped arc structure, around the rotation
2 axial line of shaft is distributed on 2 tail end side wall of the rotary shaft；Further, the rotary shaft 2 is equipped with ventilation hole 21, institute
Ventilation hole 21 is stated between two pieces of adjacent magnet steel substrates 1；Radiator fan is equipped in the rotary shaft 2, it is described to dissipate
Hot-air fan includes the blast fan 10 being socketed in successively in the sealing plate central fixed shaft 9 and the driving blast fan 10
The planetary gear disk 11 of rotation；The planetary gear disk 11 is equipped with gravity rod 11-1；The stator module 4 further includes having stator
Pedestal 41；The stator base 41 is fixedly installed on the body base 6；The stator unit 1 is fixedly installed in described
In stator base 41；Further, capping structure, open end outer rim are equipped with installation step, tail to the stator base 41 in a ring
Portion is provided with air hole；The second Air Filter 7 is equipped in the air hole；The stator unit 1 is placed on the inside of the stator base
Wall, it is corresponding with the magnet steel substrate 1；Further, the stator base 41 is equipped with heat emission hole 44, the heat emission hole 44
In be filled with graphite；Further, the rimless combination type permanent-magnet linear synchronous motor includes encoder, the encoder packet
The magnetic strength element 13 for including code-disc 12 and being flexibly connected with the code-disc 12, the code-disc 12 and magnetic strength element 13 are separately fixedly mounted
In in the rotary shaft 2 and the stator base 41
After energization, the stator unit 1 is that the magnet steel substrate 1 provides the magnetic field radially rotated,
It is that the rotary shaft 2 provides the torque rotated around the rotary shaft axial line to promote the stator module 4 and rotor assembly 5, directly
Connect the driving cutterhead rotary work.
Embodiment two
As viewed in figures 5-8, a kind of cutter head of shield machine mechanism that rimless combination type permanent-magnet linear synchronous motor directly drives, the shield
Structure machine knife disc mechanism includes cutterhead 1, rotary shaft 2 and bearing 3, and the cutterhead 1 is fixedly installed in 2 one end of the rotary shaft；Institute
Rotary shaft 2 is stated to be fixedly installed in shield machine front end body pedestal 6 by bearing 3；The rotary shaft 2 is by rimless combination type permanent-magnet
Linear synchronous motor directly drives, and the rimless combination type permanent-magnet linear synchronous motor includes stator module 4 and rotor assembly 5；
The stator module 4 is fixedly installed on the body base 6, and rotating excitation field is provided for the rotor assembly 5；With permanent magnetism spy
The rotor assembly 5 of property is fixedly installed in the rotary shaft 2；
Wherein, the stator module 4 is non-full-circle spray pattern structure, and the stator module 4 is by six groups in fan-shaped disk-like structure
Stator unit 2 43 form；The stator unit 2 43 is independent control mechanism；The stator unit 2 43 includes fixed
Sub- iron core and the stator winding being wrapped in the stator core.
As the preferred of the present embodiment, the column structure in a ring of the rotary shaft 2, tail end is equipped with sealing plate, and head end is equipped with the
One Air Filter 8；The rotor assembly 5 is magnet steel substrate 2 52；The magnet steel substrate 2 52 is in fan-shaped disk-like structure, around the rotation
2 axial line of shaft is distributed on 2 tail end end face of the rotary shaft；Further, the rotary shaft 2 is equipped with ventilation hole 21, institute
Ventilation hole 21 is stated between two pieces of adjacent magnet steel substrates 2 52；Radiator fan is equipped in the rotary shaft 2, it is described to dissipate
Hot-air fan includes the blast fan 10 being socketed in successively in the sealing plate central fixed shaft 9 and the driving blast fan 10
The planetary gear disk 11 of rotation；The planetary gear disk 11 is equipped with gravity rod 11-1；The stator module 4 further includes having stator
Pedestal 41；The stator base 41 is fixedly installed on the body base 6；The stator unit 2 43 is fixedly installed in described
In stator base 41；Further, capping structure, open end outer rim are equipped with installation step, tail to the stator base 41 in a ring
Portion is provided with air hole；The second Air Filter 7 is equipped in the air hole；The stator unit 2 43 is placed in the stator base inner end
Face, it is corresponding with the magnet steel substrate 2 52；Further, the stator base 41 is equipped with heat emission hole 44, the heat emission hole 44
In be filled with graphite；Further, the rimless combination type permanent-magnet linear synchronous motor includes encoder, the encoder packet
The magnetic strength element 13 for including code-disc 12 and being flexibly connected with the code-disc 12, the code-disc 12 and magnetic strength element 13 are separately fixedly mounted
In in the rotary shaft 2 and the stator base 41
After energization, the stator unit 2 43 is that the magnet steel substrate 2 52 provides the magnetic field that an axis rotates up,
It is that the rotary shaft 2 provides the torque rotated around the rotary shaft axial line to promote the stator module 4 and rotor assembly 5, directly
Connect the driving cutterhead rotary work.
Embodiment three
As described in Figure 9, a kind of cutter head of shield machine mechanism that rimless combination type permanent-magnet linear synchronous motor directly drives, the shield
Machine knife disc mechanism includes cutterhead 1, rotary shaft 2 and bearing 3, and the cutterhead 1 is fixedly installed in 2 one end of the rotary shaft；It is described
Rotary shaft 2 is fixedly installed in by bearing 3 in shield machine front end body pedestal 6；The rotary shaft 2 is same by rimless combination type permanent-magnet
Linear motor direct drive is walked, the rimless combination type permanent-magnet linear synchronous motor includes stator module 4 and rotor assembly 5；Institute
It states stator module 4 to be fixedly installed on the body base 6, rotating excitation field is provided for the rotor assembly 5；With magnetic property
The rotor assembly 5 be fixedly installed in the rotary shaft 2；
Wherein, the stator module 4 is non-full-circle spray pattern structure, and the stator module 4 is by six groups in fan-shaped arc structure
Stator unit 1 and six groups of stator units 2 43 in fan-shaped arc structure form；The stator unit 1 and stator
Unit 2 43 is independent control mechanism；The stator unit 1 and stator unit 2 43 include respectively stator core and twine
The stator winding being wound in the stator core.
As the preferred of the present embodiment, the column structure in a ring of the rotary shaft 2, tail end is equipped with sealing plate, and head end is equipped with the
One Air Filter 8；The rotor assembly 5 includes magnet steel substrate 1 and magnet steel substrate 2 52；The magnet steel substrate 1 is in fan
Shape arc structure is distributed in around 2 axial line of the rotary shaft on 2 tail end side wall of the rotary shaft；The magnet steel substrate 2 52 is in
Fan-shaped disk-like structure is distributed in around 2 axial line of the rotary shaft on 2 tail end end face of the rotary shaft；Further, the rotation
Axis 2 is upper between two pieces of adjacent magnet steel substrates 1 and between adjacent two pieces of magnet steel substrates 2 52 to be equipped with ventilation
Hole 21；Radiator fan is equipped in the rotary shaft 2, the radiator fan includes being socketed in fix set on the sealing plate center successively
The planetary gear disk 11 that blast fan 10 and the driving blast fan 10 on axis 9 rotate；It is set on the planetary gear disk 11
There is gravity rod 11-1；The stator module 4 further includes having stator base 41；The stator base 41 is fixedly installed in the ontology
On pedestal 6；The stator unit 1 and stator unit 2 43 are fixedly installed in the stator base 41；Further, institute
The capping structure in a ring of stator base 41 is stated, open end outer rim is equipped with installation step, and tail portion is provided with air hole；In the air hole
Equipped with the second Air Filter 7；The stator unit 1 is placed in the stator base madial wall, with one 51 pairs of the magnet steel substrate
It answers；The stator unit 2 43 is placed in the stator base inner face, corresponding with the magnet steel substrate 2 52；Further, institute
It states stator base 41 and is equipped with heat emission hole 44, graphite is filled in the heat emission hole 44；Further, the rimless combined type is forever
Magnetic-synchro linear motor includes encoder, and the encoder includes code-disc 12 and the magnetic strength being flexibly connected with the code-disc 12 member
Part 13, the code-disc 12 and magnetic strength element 13 are separately fixedly installed in the rotary shaft 2 and the stator base 41
After energization, the stator unit 1 is that the magnet steel substrate 1 provides the magnetic field radially rotated,
The stator unit 2 43 provides the magnetic field that an axis rotates up for the magnet steel substrate 2 52 and promotes the stator module 4
And rotor assembly 5 is that the rotary shaft 2 provides the torque rotated around the rotary shaft axial line, directly drives the cutterhead rotation
Work.
It should be pointed out that the stator base 41 can be an integral molding structure, the form of combination can also be used.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of cutter head of shield machine mechanism that rimless combination type permanent-magnet linear synchronous motor directly drives, cutter head of shield machine mechanism packet
Include cutterhead, rotary shaft and bearing, it is characterised in that：The cutterhead is fixedly installed in described rotary shaft one end；The rotary shaft
It is fixedly installed in shield machine front end body pedestal by bearing；The rotary shaft is by rimless combination type permanent-magnet linear synchronous motor
It directly drives；The rimless combination type permanent-magnet linear synchronous motor includes stator module and rotor assembly；The stator module is solid
Dingan County provides rotating excitation field loaded on the body base for the rotor assembly；The rotor assembly with magnetic property
It is fixedly installed in the rotary shaft；
Wherein, the stator module is full-circle spray pattern or non-full-circle spray pattern structure, and the stator module is by several in sector structure
Stator unit forms；The stator unit is independent control mechanism；The stator unit includes stator core and is wrapped in
Stator winding in the stator core.
2. the cutter head of shield machine mechanism that a kind of rimless combination type permanent-magnet linear synchronous motor according to claim 1 directly drives,
It is characterized in that, column structure, tail end are equipped with sealing plate to the rotary shaft in a ring.
3. the cutter head of shield machine mechanism that a kind of rimless combination type permanent-magnet linear synchronous motor according to claim 1 directly drives,
It is characterized in that, the rotor assembly is magnet steel substrate, the magnet steel substrate is distributed in the rotation around the rotary shaft axial line
In shaft.
4. the cutter head of shield machine mechanism that a kind of rimless combination type permanent-magnet linear synchronous motor according to claim 2 directly drives,
It is characterized in that, the rotary shaft is equipped with ventilation hole, head end is equipped with the first Air Filter.
5. the cutter head of shield machine mechanism that a kind of rimless combination type permanent-magnet linear synchronous motor according to claim 2 directly drives,
It is characterized in that, being equipped with radiator fan in the rotary shaft, the radiator fan includes being socketed in successively in the sealing plate
The planetary gear disk of blast fan and driving the blast fan rotation in heart fixing axle；The planetary gear disk is equipped with weight
Power bar.
6. the cutter head of shield machine mechanism that a kind of rimless combination type permanent-magnet linear synchronous motor according to claim 3 directly drives,
It is characterized in that, the magnet steel substrate is distributed in tail end side wall and/or the end face of the rotary shaft.
7. the cutter head of shield machine mechanism that a kind of rimless combination type permanent-magnet linear synchronous motor according to claim 1 directly drives,
It is characterized in that, the stator module further includes having stator base；The stator base is fixedly installed on the body base；
The stator unit is fixedly installed in the stator base.
8. the cutter head of shield machine mechanism that a kind of rimless combination type permanent-magnet linear synchronous motor according to claim 7 directly drives,
It is characterized in that, capping structure, open end outer rim are equipped with installation step to the stator base in a ring, tail portion is provided with air hole；
The second Air Filter is equipped in the air hole；The stator unit is placed in side wall and/or the end face of the block.
9. the cutter head of shield machine mechanism that a kind of rimless combination type permanent-magnet linear synchronous motor according to claim 7 directly drives,
It is characterized in that, the stator base is equipped with heat emission hole, Heat Conduction Material is filled in the heat emission hole.
10. the cutter head of shield machine mechanism that a kind of rimless combination type permanent-magnet linear synchronous motor according to claim 1 directly drives,
It is characterized in that, the rimless combination type permanent-magnet linear synchronous motor includes encoder, the encoder include code-disc and with
The magnetic strength element of code-disc flexible connection, the code-disc and magnetic strength element are separately fixedly installed in the rotary shaft and described fixed
On sub-component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810095547.2A CN108412508A (en) | 2018-01-31 | 2018-01-31 | A kind of cutter head of shield machine mechanism that rimless combination type permanent-magnet linear synchronous motor directly drives |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810095547.2A CN108412508A (en) | 2018-01-31 | 2018-01-31 | A kind of cutter head of shield machine mechanism that rimless combination type permanent-magnet linear synchronous motor directly drives |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108412508A true CN108412508A (en) | 2018-08-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810095547.2A Pending CN108412508A (en) | 2018-01-31 | 2018-01-31 | A kind of cutter head of shield machine mechanism that rimless combination type permanent-magnet linear synchronous motor directly drives |
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Citations (7)
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|---|---|---|---|---|
| CN102022121A (en) * | 2010-11-19 | 2011-04-20 | 南车资阳机车有限公司 | Cutter driving device of shield machine |
| CN202284474U (en) * | 2011-09-20 | 2012-06-27 | 海瑞克(广州)隧道设备有限公司 | Main driving mechanism of six-arm cutting disk for shield machine |
| CN204663532U (en) * | 2015-06-08 | 2015-09-23 | 中国铁建重工集团有限公司 | The drive system of cutter head of shield machine and the shield machine containing this drive system |
| CN105332713A (en) * | 2015-11-12 | 2016-02-17 | 中国铁建重工集团有限公司 | Tunneling machine and cutter assembly for same |
| CN105422109A (en) * | 2015-11-18 | 2016-03-23 | 上海隧道工程有限公司 | Planetary type shield multi-cutterhead driving device |
| CN106026592A (en) * | 2016-07-05 | 2016-10-12 | 肖红 | Frameless combined type permanent magnet synchronous motor |
| CN208010353U (en) * | 2018-01-31 | 2018-10-26 | 湖北环一电磁装备工程技术有限公司 | A kind of cutter head of shield machine mechanism that rimless combination type permanent-magnet linear synchronous motor directly drives |
-
2018
- 2018-01-31 CN CN201810095547.2A patent/CN108412508A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022121A (en) * | 2010-11-19 | 2011-04-20 | 南车资阳机车有限公司 | Cutter driving device of shield machine |
| CN202284474U (en) * | 2011-09-20 | 2012-06-27 | 海瑞克(广州)隧道设备有限公司 | Main driving mechanism of six-arm cutting disk for shield machine |
| CN204663532U (en) * | 2015-06-08 | 2015-09-23 | 中国铁建重工集团有限公司 | The drive system of cutter head of shield machine and the shield machine containing this drive system |
| CN105332713A (en) * | 2015-11-12 | 2016-02-17 | 中国铁建重工集团有限公司 | Tunneling machine and cutter assembly for same |
| CN105422109A (en) * | 2015-11-18 | 2016-03-23 | 上海隧道工程有限公司 | Planetary type shield multi-cutterhead driving device |
| CN106026592A (en) * | 2016-07-05 | 2016-10-12 | 肖红 | Frameless combined type permanent magnet synchronous motor |
| CN208010353U (en) * | 2018-01-31 | 2018-10-26 | 湖北环一电磁装备工程技术有限公司 | A kind of cutter head of shield machine mechanism that rimless combination type permanent-magnet linear synchronous motor directly drives |
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