CN106640113B - A kind of water supply and cooling system for TBM - Google Patents

A kind of water supply and cooling system for TBM Download PDF

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Publication number
CN106640113B
CN106640113B CN201710127311.8A CN201710127311A CN106640113B CN 106640113 B CN106640113 B CN 106640113B CN 201710127311 A CN201710127311 A CN 201710127311A CN 106640113 B CN106640113 B CN 106640113B
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China
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water
tbm
system unit
connect
cooling
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CN201710127311.8A
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CN106640113A (en
Inventor
齐梦学
单军
曾绍毅
杨国清
许春献
徐浩
张�浩
陈超
郑传赞
安仓
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China Railway 18th Bureau Group Co Ltd
Tunnel Engineering Co Ltd of China Railway 18th Bureau Group Co Ltd
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China Railway 18th Bureau Group Co Ltd
Tunnel Engineering Co Ltd of China Railway 18th Bureau Group Co Ltd
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    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/10Making by using boring or cutting machines
    • E21D9/11Making by using boring or cutting machines with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Steam Or Hot-Water Central Heating Systems (AREA)

Abstract

The invention discloses a kind of water supply for TBM and cooling systems, the system comprises outer circulation water system unit (1), interior circulation unit, TBM construction water system unit and outer circulation water cooling system units, the outer circulation water system unit passes through a pair of of outlet conduit and connect with a pair of of water return pipeline with interior circulation unit, the interior circulation unit is connect with TBM construction water system unit and outer circulation water cooling system unit respectively by pipeline, and the outer circulation water cooling system unit is connect by pipeline with TBM construction water system unit.Structure of the invention is ingenious in design, low in cost, service-strong advantage, practical water consumption, displacement and wastewater flow rate so that TBM constructs is not only able to using it to be substantially reduced, save water supply, draining and sewage treatment expense, and, this system is enabled to for all hot water of expendable water, for cooling external circulating water-cooled, but effect is good, ensure that the good operation of relevant device.

Description

A kind of water supply and cooling system for TBM
Technical field
The present invention relates to a kind of water supply and cooling system, especially a kind of water supply and cooling system for TBM.
Background technique
Currently, needing to consume a large amount of water in TBM work progress, wherein consumed water is mainly used for two aspects, First is that cutterhead is sprayed water, main shaft seals wash away, jumbolter drills, belt washes away, each position is rinsed etc., belong to expendable use Water;Second is that the cooling of the systems such as hydraulic system, lubricating system, main drive motor and gearbox, frequency converter and equipment, belongs to cooling Use water.
There are mainly two types of existing TBM water supply and water cooling system have, the first is open by design, and water inlet is through pipe outside hole Road is delivered to TBM cold water storage cistern, then is pumped to each expendable and cooling water station, and tunnel is discharged into after heat exchange for cooling water Road or foul water tank;Second is semi-enclosed design, the difference is that, cooling water is designed as enclosed and follows with the first Loop system, cooling medium are the mixed liquor of coolant liquid or coolant liquid and distilled water, can effectively avoid generation scale, while to cold But medium is cooled down using the water in cold water storage cistern, and water inlet returns to cold water storage cistern after heat exchange outside hole.Although both systems are equal It is able to carry out water supply and cooling, still, the first structure water consumption is big, the easy fouling of water-cooling system, and second of system still has The larger problem of water consumption.
Summary of the invention
It is an object of the invention to provide a kind of water supply for TBM that can be effectively reduced water consumption and cooling systems.
It is realized the purpose of the present invention is technical solution in this way, a kind of water supply and cooling system for TBM, institute The system of stating includes outer circulation water system unit, interior circulation unit, TBM construction water system unit and the cooling of outer circulation water System unit, the outer circulation water system unit pass through a pair of of outlet conduit and a pair of of water return pipeline and interior circulation unit Connection, the interior circulation unit by pipeline respectively with TBM construction water system unit and outer circulation water cooling system Unit connection, the outer circulation water cooling system unit are connect by pipeline with TBM construction water system unit.
Wherein, the outer circulation water system unit includes cold water storage cistern, and the cold water storage cistern outside water inlet line A and hole by intaking Connection, centrifugal pump A, centrifugal pump B and outlet conduit A, outlet conduit B and the interior circulation that the cold water storage cistern is arranged by pair of parellel The connection of water system unit.
In order to carry out water inlet monitoring and filtering, thermometer, pressure are disposed with along water inlet direction on the water inlet line A The bag filter with butterfly valve of power table and a pair of of parallel arrangement.
Further, the interior circulation unit includes interior cyclic water tank, rear mating region cooler and with main driving The host region pumping plant cooler of motor, the interior cyclic water tank pass through centrifugal pump C and centrifugal pump D and host region pumping plant respectively Cooler is connected with rear mating region cooler, and the host region pumping plant cooler and rear mating region cooler pass through respectively Cooler A and cooler B are connect with interior cyclic water tank;The recovery channel includes water return pipeline A and recovery channel B, and described time Respectively one end is connect with cooler A and cooler B waterpipe A and recovery channel B respectively, and the other end is connect with cold water storage cistern.
Further, the TBM construction water system unit includes reservoir, the reservoir by water inlet line B and into Waterpipe C is connect with water return pipeline A and recovery channel B respectively, and the reservoir passes through centrifugal pump E, centrifugal pump F and centrifugation respectively Pump G and TBM is connected with water pipe.
Further, in order to cool down to recirculated water, the outer circulation water cooling system unit includes the drop with drainpipe Reservoir, the cooling water tank are connect with water inlet line B and water inlet line C respectively by water inlet line D and water inlet line E, institute Cooling water tank is stated to connect by centrifugal pump H and outlet conduit C with reservoir.
For level monitoring and water temperature, on the cold water storage cistern, on interior cyclic water tank, on reservoir and on cooling water tank It is provided with temperature sensor and liquid level sensor.
By adopting the above-described technical solution, structure of the invention is ingenious in design, low in cost, service-strong advantage, adopt It is not only able to practical water consumption, displacement and wastewater flow rate so that TBM constructs with it to be substantially reduced, saves water supply, draining and sewage Processing cost, moreover, this system enables to but imitate for all hot water of expendable water for cooling external circulating water-cooled Fruit is good, ensure that the good operation of relevant device.
Detailed description of the invention
Detailed description of the invention of the invention is as follows:
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is outer circulation water system unit enlarged structure schematic diagram of the invention;
Fig. 3 is interior circulation unit enlarged structure schematic diagram of the invention;
Fig. 4 is TBM construction water system unit enlarged structure schematic diagram of the invention;
Fig. 5 is outer circulation water cooling system unit enlarged structure schematic diagram of the invention.
Specific embodiment
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawing, but the present invention does not limit to In these embodiments, any improvement or substitution on the present embodiment essence spirit still falls within the claims in the present invention and is wanted Seek the range of protection.
Embodiment 1: as shown in Figure 1, a kind of water supply and cooling system for TBM, the system comprises outer circulation water systems System unit 1, interior circulation unit 2, TBM construction water system unit 3 and outer circulation water cooling system unit 4, it is described outer Circulation unit 1 passes through a pair of of outlet conduit and connect with a pair of of water return pipeline with interior circulation unit 2, described interior to follow Ring water system unit 2 is connect with TBM construction water system unit 3 and outer circulation water cooling system unit 4 respectively by pipeline, institute Outer circulation water cooling system unit 4 is stated to connect by pipeline with TBM construction water system unit 3.
In the present invention, outer circulation water system unit 1 is carried out cold by cooler A20 and cooler B21 inner loop water But, interior recirculated water water temperature is made to reach normal construction requirement.Outer circulation water system unit 1 passes through pneumatic operated valve and TBM construction water system Unit 3 of uniting connects, and outer circulation water constantly to 24 nourishment source of reservoir, meets TBM construction water demand.Outer circulation water system list Member 1 is connected by pneumatic operated valve and cooling system unit outer circulation water cooling system unit 4, and outer circulation cooling water can flow into temperature lowering water Case 31 cools down.Outer circulation water cooling system unit 4 is attached by centrifugal pump 34 and TBM construction water system unit 3, The water of cooling water tank 31 can be discharged into reservoir 24.
As shown in Fig. 2, above-mentioned outer circulation water system Unit 1 includes cold water storage cistern 5, the cold water storage cistern 5 passes through water inlet line A6 It connect with intaking outside hole, centrifugal pump A7, centrifugal pump B8 and outlet conduit A9 that the cold water storage cistern 5 is arranged by pair of parellel, goes out Waterpipe B10 is connect with interior circulation unit 2.
In order to carry out water inlet monitoring and filtering, thermometer is disposed with along water inlet direction on the water inlet line A6 11, the bag filter 14 with butterfly valve 13 of pressure gauge 12 and a pair of of parallel arrangement.
As shown in figure 3, interior circulation unit 2 described above includes interior cyclic water tank 15, rear mating region cooler 17 and the host region pumping plant cooler 16 with main drive motor 38, the interior cyclic water tank 15 respectively by centrifugal pump C18 and Centrifugal pump D19 is connect with host region pumping plant cooler 16 and rear mating region cooler 17, and the host region pumping plant is cooling Device 16 and rear mating region cooler 17 are connect by cooler A20 and cooler B21 with interior cyclic water tank 15 respectively;Described time Closed tube road include water return pipeline A22 and recovery channel B23, the water return pipeline A22 and recovery channel B23 respectively one end respectively with Cooler A20 is connected with cooler B21, and the other end is connect with cold water storage cistern 5.
As shown in figure 4, above-mentioned TBM construction water system unit 3 includes reservoir 24, the reservoir 24 passes through water inlet pipe Road B25 and water inlet line C26 are connect with water return pipeline A22 and recovery channel B23 respectively, and the reservoir 24 passes through centrifugation respectively Pump E27, centrifugal pump F28 and centrifugal pump G29 and TBM are connected with water pipe.
As shown in figure 5, above-mentioned outer circulation water cooling system unit 4 includes the cooling water tank 31 with drainpipe 30, the drop Reservoir 31 is connect with water inlet line B25 and water inlet line C26 respectively by water inlet line D32 and water inlet line E33, the drop Reservoir 31 is connect by centrifugal pump H34 and outlet conduit C35 with reservoir 24.
In order to be monitored to water level and water temperature, on the cold water storage cistern 5, on interior cyclic water tank 15, on reservoir 24 and Temperature sensor 36 and liquid level sensor 37 are provided on cooling water tank 31.
Its work of the invention was originally as follows: installation thermometer 11, pressure gauge 12 are monitored on water inlet line A6 outside hole, together When installation two sets butterfly valves 13, bag filter 14 be filtered, the water quality of guarantee TBM water system.Water inlet passes through Pneumatic ball outside hole Valve flows into cold water storage cistern 5, and when liquid level sensor monitoring water level reaches the upper limit in cold water storage cistern 5, pneumatic ball valve is closed, and water level reaches lower limit When pneumatic ball valve open.Centrifugal pump A7 and centrifugal pump B8 guides cold water into cooler A20 and cooler B21, passes through cooler A20 With the cooling interior recirculated water of cooler B21.
Interior circulating water cooling system is closed system, closes independent operating, and cooling medium is from heat-producing device bring heat But system realizes heat exchange with external circulating water-cooled in cooler.Interior cyclic water tank 15 is equipped with temperature sensor, level sensing Device, to monitor interior circulation working order, when temperature reaches the upper limit or liquid level reaches lower limit, centrifugal pump C18 and from Heart pump D19 is closed.It is cold that interior recirculated water by centrifugal pump C18 and centrifugal pump D19 is pumped to main drive motor 38, host region pumping plant But device 16 and rear mating region cooler 17, carry out being cooled and returned to interior circulation eventually by cooler A20 and cooler B21 Water tank 15.
Outer circulation water through subcooler A20 and cooler B21 preferentially flows into reservoir 24, feeds TBM construction water. TBM construction water provides power by centrifugal pump E27, centrifugal pump F28 and centrifugal pump G29, starts at any time, guarantees that each working face is used Water demand.When 24 liquid level sensor of reservoir monitoring water level reaches lower limit, pneumatic ball valve is opened, and outer circulation cooling water flows into temperature Water tank 24;When 24 water level of reservoir reaches the upper limit, pneumatic ball valve is closed.
If 5 temperature sensor of cold water storage cistern monitors that water temperature reaches the upper limit and pneumatic ball valve is closed, pneumatic ball valve is opened, Outer circulation cooling water flows directly into cooling water tank 31, when 31 liquid level sensor of cooling water tank monitors that water level reaches the upper limit, pneumatically Ball valve is opened, and the water of cooling water tank 31 is immediately discharged to outside hole;When water level reaches lower limit, pneumatic ball valve is closed.
When 31 temperature sensor of cooling water tank monitor water temperature drop to when meeting construction requirement, and 31 liquid level of reservoir When sensor is not up to the upper limit, centrifugal pump H34 starting is drained into water in reservoir 24,24 water level of reservoir reaches the upper limit or drop Centrifugal pump H24 is closed when 31 water level of reservoir reaches lower limit, achievees the purpose that outer circulation water cools down automatically, is recycled.

Claims (5)

1. a kind of water supply and cooling system for TBM, it is characterized in that: the system comprises outer circulation water system units (1), interior Circulation unit (2), TBM construction water system unit (3) and outer circulation water cooling system unit (4), the outer circulation Water system unit (1) passes through a pair of of outlet conduit and connect with a pair of of water return pipeline with interior circulation unit (2), described interior to follow Ring water system unit (2) by pipeline respectively with TBM construction water system unit (3) and outer circulation water cooling system unit (4) Connection, the outer circulation water cooling system unit (4) are connect by pipeline with TBM construction water system unit (3);It is followed outside described Ring water system unit (1) includes cold water storage cistern (5), and the cold water storage cistern (5) passes through water inlet line A(6) it connect with intaking outside hole, it is described The centrifugal pump A(7 that cold water storage cistern (5) is arranged by pair of parellel), centrifugal pump B(8) and outlet conduit A(9), outlet conduit B(10) It is connect with interior circulation unit (2);The interior circulation unit (2) includes interior cyclic water tank (15), rear mating area Domain cooler (17) and host region pumping plant cooler (16) with main drive motor (38), the interior cyclic water tank (15) is respectively Pass through centrifugal pump C(18) and centrifugal pump D(19) connect with host region pumping plant cooler (16) and rear mating region cooler (17) Connect, the host region pumping plant cooler (16) and rear mating region cooler (17) pass through cooler A(20 respectively) and it is cooling Device B(21) it is connect with interior cyclic water tank (15);Recovery channel includes water return pipeline A(22) and recovery channel B(23), the return water Pipeline A(22) and recovery channel B(23) respectively one end connect respectively with cooler A(20) and cooler B(21), the other end with it is cold Water tank (5) connection.
2. as described in claim 1 for the water supply of TBM and cooling system, it is characterized in that: in the water inlet line A(6) on The pocket type mistake with butterfly valve (13) of thermometer (11), pressure gauge (12) and a pair of of parallel arrangement is disposed with along water inlet direction Filter (14).
3. as claimed in claim 2 for the water supply of TBM and cooling system, it is characterized in that: the TBM construction water system Unit (3) includes reservoir (24), the reservoir (24) pass through water inlet line B(25) and water inlet line C(26) respectively with time Waterpipe A(22) and recovery channel B(23) connect, the reservoir (24) passes through centrifugal pump E(27), centrifugal pump F(28 respectively) It is connected with centrifugal pump G(29) and TBM with water pipe.
4. as claimed in claim 3 for the water supply of TBM and cooling system, it is characterized in that: the outer circulation water cooling system Unit (4) includes the cooling water tank (31) with drainpipe (30), and the cooling water tank (31) passes through water inlet line D(32) and water inlet Pipeline E(33) it is connect respectively with water inlet line B(25) and water inlet line C(26), the cooling water tank (31) passes through centrifugal pump H (34) and outlet conduit C(35) connect with reservoir (24).
5. as claimed in claim 4 for TBM water supply and cooling system, it is characterized in that: on the cold water storage cistern (5), it is interior On cyclic water tank (15), on reservoir (24) and temperature sensor (36) and liquid level sensor are provided on cooling water tank (31) (37).
CN201710127311.8A 2017-03-06 2017-03-06 A kind of water supply and cooling system for TBM Active CN106640113B (en)

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CN106640113B true CN106640113B (en) 2019-01-08

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CN110486024B (en) * 2019-07-23 2024-09-10 中铁建华南建设有限公司 External circulating water cooling method and device for shield system
CN110344840B (en) * 2019-08-16 2024-04-02 中铁工程装备集团有限公司 External water circulation system with automatic control for TBM and external water circulation method
CN111795587B (en) * 2020-07-21 2022-08-02 中铁工程装备集团有限公司 Water circulation system and working method thereof
CN112556303A (en) * 2020-09-17 2021-03-26 中铁工程装备集团有限公司 Cooling water circulation system

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