CN106678090A - Novel hydraulic rotation mechanism of segment erector - Google Patents
Novel hydraulic rotation mechanism of segment erector Download PDFInfo
- Publication number
- CN106678090A CN106678090A CN201710015154.1A CN201710015154A CN106678090A CN 106678090 A CN106678090 A CN 106678090A CN 201710015154 A CN201710015154 A CN 201710015154A CN 106678090 A CN106678090 A CN 106678090A
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- 230000007246 mechanism Effects 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 7
- 230000008569 process Effects 0.000 claims abstract description 7
- 230000002457 bidirectional effect Effects 0.000 claims description 11
- 239000012530 fluid Substances 0.000 claims description 9
- 238000006073 displacement reaction Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000008676 import Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 244000309464 bull Species 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 210000003464 cuspid Anatomy 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 238000007667 floating Methods 0.000 claims description 3
- 239000000446 fuel Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 208000033999 Device damage Diseases 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/02—Installations or systems with accumulators
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/08—Lining with building materials with preformed concrete slabs
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Civil Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
The invention relates to a novel hydraulic rotation mechanism of a segment erector. The novel hydraulic rotation mechanism comprises a filter, a plunger pump, a check valve, an electric-hydraulic proportional direction valve, an overflow valve, a first pressure reduction valve, a second pressure reduction valve, a pressure gauge, a pressure sensor, a shuttle valve, a balance valve, a three-position ball valve, a two-way overflow valve, an energy accumulator, two hydraulic motors, a brake and a rotary encoder. A balance control module of the hydraulic motors is composed of the balance valve and the two-way overflow valve, and two-way safety protection can be provided; the pressure compensation type electric-hydraulic proportional direction valve with loads is selected for use, and precision and stability of the splicing position are ensured; the hydraulic motors with mechanical braking are adopted, and reliability of rotation movement is ensured; and the hydraulic impact generated in the start, stop and reversing processes of the segment erector is eliminated, the device damage situation such as the situation that the novel hydraulic rotation mechanism gets stuck is effectively prevented in the movement process, and the operation efficiency is improved.
Description
Technical field
The present invention relates to a kind of Tunnel Boring construction equipment, more particularly to a kind of balancing earth-pressure shielding machine duct piece assembling machine liquid
Push back rotation mechanism.
Background technology
Shield machine segment assembling machine system is one, and power is big, control accuracy requirement is high, varying load large-scale mechanical electronic hydraulic one
The Construction Machinery System of body, hydraulic system is to evaluate one of important indicator of shield machine segment assembling machine system, pipe sheet assembling
The gyration time of machine accounts for the 50-60% that circulation time is installed in whole section of jurisdiction, and energy consumption accounts for 30-50%, therefore, it is rational to determine revolution
All multiparameters of the hydraulic circuit scheme of mechanism, correct selection slew gear, to improving productivity ratio and power utilization, are reduced
The tools such as device impact are of great significance.
Existing balancing earth-pressure shielding machine duct piece assembling machine hydraulic gyration mechanism suffers from the drawback that：Hydraulic system is moved
Property, stationarity, poor reliability, hydraulic shock is big, and system Hydraulic Elements are had an impact；Once slew gear breaks down, without tight
Anxious unloading section of jurisdiction function, security of system is poor；Section of jurisdiction positions and installation accuracy is low, and segment assembly working performance is low.
The content of the invention
The disadvantages mentioned above of balancing earth-pressure shielding machine duct piece assembling machine hydraulic gyration mechanism in order to overcome prior art, this
It is bright there is provided a kind of novel segment assembling machine hydraulic gyration mechanism, including：Filter, plunger displacement pump, check valve, electric-hydraulic proportion direction
Valve, overflow valve, first, second air relief valve, pressure gauge, pressure transducer, shuttle valve, balanced valve, three ball valves, bidirectional relief valve,
Accumulator, two hydraulic motors, brake, rotary encoders, wherein balanced valve and bidirectional relief valve constitute hydraulic motor balance
Control module, motor drives plunger displacement pump and provides work fluid for system by shaft coupling, and fluid is passed through by check valve, major part
Electrohydraulic proportional directional valve enters the motor being made up of balanced valve and bidirectional relief valve and balances control module, drives actuator hydraulic pressure
Motor action, overflow valve carries out system pressure setting, and the first air relief valve provides control oil, another part for electrohydraulic proportional directional valve
Oil circuit is stored as emergency power source by accumulator, and circumferential slew gear is by hydraulic motor, power transmission shaft, little gear, canine tooth
Circle, floating bearing, balancing weight, fixed disk body composition, two hydraulic motors are symmetrical, are bolted in pan carriage
Face, the external part of hydraulic motor is connected by spline with little gear, drives whole revolving support to move by little gear, wherein one
Individual hydraulic motor carries high-performance rotary encoder, and precise control effect is played to angle of revolution, and its power train process is：Hydraulic pressure
Motor → decelerator → power transmission shaft → little gear → bull gear；
The braking model of hydraulic motor adopts normally closed brake, when hydraulic motor fuel cut-off, the pilot pressure of brake
Oil sump tank, trainstop is braked in the presence of back-moving spring, once plunger pump startup, pressure oil then selects automatically through shuttle valve
Hydraulic fluid port A, B mouth maximum pressure is taken, then by the second air relief valve (carrying out pressure value according to brake releasing braking to preset) and three
Go to control hydraulic motor brake after the ball valve of position, pilot pressure enters brake simultaneously, and compression spring releases braking.
Preferably, electrohydraulic proportional directional valve is using with import load compensation type pressure valve；
Preferably, section of jurisdiction can be adjusted to peace by accumulator as emergency power source in emergency situations such as system stalls
All positon.
The novel segment assembling machine hydraulic gyration mechanism of the present invention adds motor balance control module, and slew gear is long-term
In low-speed heave-load state and rotary inertia is big, starting, braking and during commutation suddenly can the larger impulsive force of producing ratio, especially
Be to run into situation and brake suddenly in revolution, add this module to provide bidirectional safe protection, it is ensured that bidirectional-movement it is steady
Property, impact of the enormous impact that effectively solving is produced during pipe sheet assembling to equipment, can effectively protection system element,
Prevent system card from waiting indefinitely phenomenon, it is more safe and reliable；From the electrohydraulic proportional directional valve with load pressure compensation type, control machine
The startup of structure, stopping, revolution, and using import load compensation type pressure valve is carried, make by the flow of the valve port that commutates with it is defeated
Enter signal to be directly proportional, and it is unrelated with load, regime flow is come with this, meet the big model of rotary system with electro-hydraulic proportional control technology
The quick rotation enclosed can guarantee that the precision and stability of assembled position again, while considering proportioning valve and variable pump combination pressure flow
Can with load needed for match；Accumulator is added as emergency power source, in hydraulic brake circuit using two with machinery system
Dynamic hydraulic motor, when there is machine halt trouble, the situation such as run out of steam, assembled section of jurisdiction is in danger position, at this moment
Three ball valve manual reverse of direction make brake release braking and slew gear are adjusted to into safe shape to emergency location as power source
State, it is to avoid accident occurs；Stationarity, reliability and the positional precision of gyration is ensure that, duct piece assembling machine is solved and is being opened
The hydraulic shock produced in dynamic, stopping, commutation process, effectively prevents occurring the damage equipment situation such as stuck in motor process
It is raw, improve working performance.
Description of the drawings
Fig. 1 is the novel segment assembling machine hydraulic gyration mechanism principle figure of the present invention；
Fig. 2 is the duct piece assembling machine hydraulic gyration mechanism machine driving schematic diagram of the present invention；
Shown in figure：1st, filter, 2, plunger displacement pump, 3, check valve, 4, electrohydraulic proportional directional valve, 5, overflow valve, 6, air relief valve,
7th, pressure gauge, 8, pressure transducer, 9, shuttle valve, 10, balanced valve, 11, three ball valves, 12, bidirectional relief valve, 13, accumulator,
14th, hydraulic motor, 15, brake, 16, rotary encoder.
Specific embodiment
Below by embodiment, and accompanying drawing is combined, technical scheme is described in further detail.
As shown in Figure 1, 2, novel segment assembling machine hydraulic gyration mechanism of the invention, including：Filter 1, plunger displacement pump 2,
Check valve 3, electrohydraulic proportional directional valve 4, overflow valve 5, the first air relief valve 6.1, the second air relief valve 6.2, pressure gauge 7, pressure sensing
Device 8, shuttle valve 9, balanced valve 10, three ball valves 11, bidirectional relief valve 12, accumulator 13, hydraulic motors 14.1,14.2, brake
15th, rotary encoder 16, wherein balanced valve 10 and bidirectional relief valve 12 constitute hydraulic motor balance control module, and motor is by connection
Axle device drives plunger displacement pump 2 and provides work fluid for system, and fluid is entered by check valve 3, major part through electrohydraulic proportional directional valve 4
Enter the motor being made up of balanced valve 10 and bidirectional relief valve 12 and balance control module, drive the action of actuator hydraulic motor 14,
Overflow valve 5 carries out system pressure setting, and the first air relief valve 6.1 is that electrohydraulic proportional directional valve 4 provides control oil, another part oil circuit
Stored as emergency power source by accumulator 13, circumferential slew gear is by hydraulic motor 14, power transmission shaft, little gear, canine tooth
Circle, floating bearing, balancing weight, fixed disk body composition, two hydraulic motors are symmetrical, are bolted in pan carriage
Face, the external part of hydraulic motor is connected by spline with little gear, drives whole revolving support to move by little gear, wherein one
Individual hydraulic motor 14.2 carries high-performance rotary encoder 16, and precise control effect, its power train process are played to angle of revolution
For：Hydraulic motor → decelerator → power transmission shaft → little gear → bull gear；The braking model of hydraulic motor is braked using normally closed type
Device, when hydraulic motor fuel cut-off, the pilot pressure oil sump tank of brake, trainstop is made in the presence of back-moving spring
Dynamic, once plunger displacement pump 2 starts, pressure oil then chooses hydraulic fluid port A, B mouth maximum pressure automatically through shuttle valve 9, then subtracts by second
Go to control hydraulic motor brake after pressure valve 6.2 (carrying out pressure value according to brake releasing braking to preset) and three ball valves 11,
Pilot pressure enters brake simultaneously, and compression spring releases braking.
Preferably, electrohydraulic proportional directional valve is using with import load compensation type pressure valve；
Preferably, section of jurisdiction can be adjusted to peace by accumulator as emergency power source in emergency situations such as system stalls
All positon.
Compared with prior art, benefit of the invention is：1st, hydraulic motor balance control is added in hydraulic system
Module, effectively solves impact of the Exceed load produced during low-speed heave-load to motor；From with load compensation type electricity
Liquid proportional reversal valve ensure that section of jurisdiction positional precision, meet the requirement of actual working condition of shield pipe sheet assembling machine,
2nd, hydraulic system employs two motors with mechanical braking, so as to improve the safety of duct piece assembling machine gyration
Property, and wherein hydraulic motor is provided with the rotary encoder for axially position, can accurately be installed to section of jurisdiction
Precalculated position.
3rd, hydraulic system adds the accumulator can be with emergency situations such as system stalls as emergency power source
Section of jurisdiction is adjusted to into home.
The above, only the preferred embodiments of the present invention, it is impossible to be construed to limit the scope of the present invention with this are all at this
The embodiment of deformation and the change of the equivalent made in the claimed scope of claims of invention is in the present invention
In claimed scope.
Claims (3)
1. a kind of novel segment assembling machine hydraulic gyration mechanism, including：Filter, plunger displacement pump, check valve, electric-hydraulic proportion direction
Valve, overflow valve, first, second air relief valve, pressure gauge, pressure transducer, shuttle valve, balanced valve, three ball valves, bidirectional relief valve,
Accumulator, two hydraulic motors, brake, rotary encoders, wherein balanced valve and bidirectional relief valve constitute hydraulic motor balance
Control module, motor drives plunger displacement pump and provides work fluid for system by shaft coupling, and fluid is passed through by check valve, major part
Electrohydraulic proportional directional valve enters the motor being made up of balanced valve and bidirectional relief valve and balances control module, drives actuator hydraulic pressure
Motor action, overflow valve carries out system pressure setting, and the first air relief valve provides control oil, another part for electrohydraulic proportional directional valve
Oil circuit is stored as emergency power source by accumulator, and circumferential slew gear is by hydraulic motor, power transmission shaft, little gear, canine tooth
Circle, floating bearing, balancing weight, fixed disk body composition, two hydraulic motors are symmetrical, are bolted in pan carriage
Face, the external part of hydraulic motor is connected by spline with little gear, drives whole revolving support to move by little gear, wherein one
Individual hydraulic motor carries high-performance rotary encoder, and precise control effect is played to angle of revolution, and its power train process is：Hydraulic pressure
Motor → decelerator → power transmission shaft → little gear → bull gear；
The braking model of hydraulic motor adopts normally closed brake, when hydraulic motor fuel cut-off, the pilot pressure of brake
Oil sump tank, trainstop is braked in the presence of back-moving spring, once plunger pump startup, pressure oil then selects automatically through shuttle valve
Hydraulic fluid port A, B mouth maximum pressure is taken, then pressure value is carried out according to brake releasing braking by the second air relief valve and is preset and three
Go to control hydraulic motor brake after ball valve, pilot pressure enters brake simultaneously, and compression spring releases braking.
2. novel segment assembling machine hydraulic gyration mechanism according to claim 1, it is characterised in that：Electrohydraulic proportional directional valve
Using with import load compensation type pressure valve.
3. novel segment assembling machine hydraulic gyration mechanism according to claim 1, it is characterised in that：Accumulator is used as urgent
Power source, home can be adjusted in emergency situations such as system stalls by section of jurisdiction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710015154.1A CN106678090B (en) | 2017-01-10 | 2017-01-10 | Novel segment assembling machine hydraulic gyration mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710015154.1A CN106678090B (en) | 2017-01-10 | 2017-01-10 | Novel segment assembling machine hydraulic gyration mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN106678090A true CN106678090A (en) | 2017-05-17 |
| CN106678090B CN106678090B (en) | 2018-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710015154.1A Active CN106678090B (en) | 2017-01-10 | 2017-01-10 | Novel segment assembling machine hydraulic gyration mechanism |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108105390A (en) * | 2017-12-25 | 2018-06-01 | 辽宁三三工业有限公司 | A kind of new complete-section tunnel boring machine is main to drive sealing system and its construction method |
| CN108638074A (en) * | 2018-06-13 | 2018-10-12 | 杭州电子科技大学 | A kind of multi-degree-of-freemechanical mechanical arm cycling method that can eliminate hysterisis error |
| CN108869690A (en) * | 2018-06-13 | 2018-11-23 | 杭州电子科技大学 | A kind of multi-motor synchronous revolving drive system and its driving method |
| CN110848188A (en) * | 2019-12-19 | 2020-02-28 | 江苏凯宫隧道机械有限公司 | Rotary hydraulic system of shield tunneling machine assembling machine |
| CN112797041A (en) * | 2021-01-28 | 2021-05-14 | 福建龙马环卫装备股份有限公司 | Hydraulic motor bidirectional pressure control system and method thereof |
| CN112938840A (en) * | 2021-04-11 | 2021-06-11 | 合肥搬易通科技发展有限公司 | Fork rotary mechanism hydraulic system and three-way forklift thereof |
| WO2024139425A1 (en) * | 2022-12-29 | 2024-07-04 | 苏州明志科技股份有限公司 | Hydraulic motor control system of core box trolley, and core box trolley |
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| CN101451548A (en) * | 2007-12-04 | 2009-06-10 | 中南大学 | Hydraulic transmission system implementing rapid starting/stopping and stable steering for large inertia load |
| CN104564863A (en) * | 2014-12-26 | 2015-04-29 | 大连理工大学 | Electrohydraulic control system for rotation motion of pipe splicing machine |
| CN105673596A (en) * | 2016-04-05 | 2016-06-15 | 广东精铟海洋工程股份有限公司 | Double hydraulic control system with automatic pressure-maintaining function and test method of double hydraulic control system |
| CN105927683A (en) * | 2016-07-08 | 2016-09-07 | 四川宏华石油设备有限公司 | Hydraulic control system of tube drawbench lifting mechanism |
-
2017
- 2017-01-10 CN CN201710015154.1A patent/CN106678090B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101451548A (en) * | 2007-12-04 | 2009-06-10 | 中南大学 | Hydraulic transmission system implementing rapid starting/stopping and stable steering for large inertia load |
| CN104564863A (en) * | 2014-12-26 | 2015-04-29 | 大连理工大学 | Electrohydraulic control system for rotation motion of pipe splicing machine |
| CN105673596A (en) * | 2016-04-05 | 2016-06-15 | 广东精铟海洋工程股份有限公司 | Double hydraulic control system with automatic pressure-maintaining function and test method of double hydraulic control system |
| CN105927683A (en) * | 2016-07-08 | 2016-09-07 | 四川宏华石油设备有限公司 | Hydraulic control system of tube drawbench lifting mechanism |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108105390A (en) * | 2017-12-25 | 2018-06-01 | 辽宁三三工业有限公司 | A kind of new complete-section tunnel boring machine is main to drive sealing system and its construction method |
| CN108638074A (en) * | 2018-06-13 | 2018-10-12 | 杭州电子科技大学 | A kind of multi-degree-of-freemechanical mechanical arm cycling method that can eliminate hysterisis error |
| CN108869690A (en) * | 2018-06-13 | 2018-11-23 | 杭州电子科技大学 | A kind of multi-motor synchronous revolving drive system and its driving method |
| CN108638074B (en) * | 2018-06-13 | 2020-04-07 | 杭州电子科技大学 | Multi-degree-of-freedom mechanical arm rotation method capable of eliminating return stroke errors |
| CN110848188A (en) * | 2019-12-19 | 2020-02-28 | 江苏凯宫隧道机械有限公司 | Rotary hydraulic system of shield tunneling machine assembling machine |
| CN112797041A (en) * | 2021-01-28 | 2021-05-14 | 福建龙马环卫装备股份有限公司 | Hydraulic motor bidirectional pressure control system and method thereof |
| CN112938840A (en) * | 2021-04-11 | 2021-06-11 | 合肥搬易通科技发展有限公司 | Fork rotary mechanism hydraulic system and three-way forklift thereof |
| WO2024139425A1 (en) * | 2022-12-29 | 2024-07-04 | 苏州明志科技股份有限公司 | Hydraulic motor control system of core box trolley, and core box trolley |
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| Publication number | Publication date |
|---|---|
| CN106678090B (en) | 2018-05-08 |
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