CN109209415A - A kind of hard rock tunnel development machine water system - Google Patents
A kind of hard rock tunnel development machine water system Download PDFInfo
- Publication number
- CN109209415A CN109209415A CN201811346888.9A CN201811346888A CN109209415A CN 109209415 A CN109209415 A CN 109209415A CN 201811346888 A CN201811346888 A CN 201811346888A CN 109209415 A CN109209415 A CN 109209415A
- Authority
- CN
- China
- Prior art keywords
- water
- heat
- development machine
- exchanging component
- hard rock
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- E21D9/087—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 with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines
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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
- E21D9/0875—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 with a movable support arm carrying cutting tools for attacking the front face, e.g. a bucket
- E21D9/0879—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 with a movable support arm carrying cutting tools for attacking the front face, e.g. a bucket the shield being provided with devices for lining the tunnel, e.g. shuttering
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
Abstract
The invention discloses a kind of hard rock tunnel development machine water systems, including primary circuit and to the secondary circuit of heat generating components cooling, and the primary circuit to secondary circuit cooling；The cold water storage cistern and boiler being separated from each other are provided in primary circuit, the water inlet end of first heat-exchanging component is connected to cold water storage cistern, the water outlet of first heat-exchanging component is connected to boiler, and connecting pipeline is provided between cold water storage cistern and boiler, and the water outlet of the first heat-exchanging component is also connected with water consumption component.Cold water storage cistern and boiler are respectively set in primary circuit, cooling water after heating up in primary circuit when work enters boiler, it is back to the cold water storage cistern of connection again after cooling, enable the cooling water after cooling down that can be used as cooling use repeatedly, simultaneously, the high-temperature cooling water through heat-exchanging component output supplies water consumption component, guarantees that the cooling water of consumption system is high-temperature water, the water at low temperature recycled in preservation system promotes cooling water use efficiency to reduce water consumed by water system.
Description
Technical field
The present invention relates to tunnel piercing equipment technology fields, more specifically to a kind of hard rock tunnel development machine water system
System.
Background technique
Hard rock tunnel development machine (abbreviation TBM) is that one kind can adapt to bad ground, and highly integrated mechanical, electrical, liquid,
The multidisciplinary technology such as light, control and material is equipped in the high-end constructing tunnel of one.TBM is each to be in construction tunneling process
System or component such as main drive motor, frequency converter, hydraulic system and air compressor machine etc. can all generate heat, lead to the temperature of system or component
Degree increases, and influences the normal work of system or component, to influence the normal tunneling construction of TBM, for guarantee TBM long-time,
It works continuously, it is necessary to design a set of cooling system, i.e. TBM water system.
Currently, TBM water system generally uses the cooling water system of I and II, wherein second level water system is interior circulation, will
The heat that each system of TBM or component generate when working is taken away.First-order stream system provides cooling water, the hot water generated with secondary cycle
Heat exchange occurs, heat is taken away, water tank is returned to.In the process, water consumption a part of second level water tank, temperature are increased to one
It is discharged after definite value.During TBM practical tunneling construction, this technical solution mainly has some shortcomings:
Primary cycle water is returned directly to water tank by hot water after cooling, with cold water mix, TBM equipment indifference from water tank
It Qu Shui not consume, fail the cooling capacity for making full use of cold water, cause water loss in TBM work progress big；Its subsystem is matched
Complexity is set, at high cost, fault point is more, poor reliability；Further, current pump driving reliability of water supply is relatively poor, maintenance
When need system to stop completely, influence set of tunneling construction.
In conclusion it is big how to efficiently solve current hard rock tunnel development machine water system water loss, cause resource unrestrained
The technical problem taken etc., is current those skilled in the art's urgent problem.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of hard rock tunnel development machine water system, hard rock tunnel driving
It is big that the structure design of machine water system can efficiently solve current hard rock tunnel development machine water system water loss, causes resource unrestrained
The technical problem taken etc..
In order to achieve the above object, the invention provides the following technical scheme:
A kind of hard rock tunnel development machine water system, including primary circuit and secondary circuit, the primary circuit and second level are returned
The first heat-exchanging component is provided between road, the secondary circuit is used for the heat generating components heat exchange to development machine and radiates；Described one
The cold water storage cistern and boiler being separated from each other are provided in grade circuit, the water inlet end and the cold water storage cistern of first heat-exchanging component connect
Logical, the water outlet of first heat-exchanging component is connected to the boiler, is provided with and is connected between the cold water storage cistern and boiler
The water outlet of pipeline, first heat-exchanging component is also connected with water consumption component.
Preferably, in above-mentioned hard rock tunnel development machine water system, first heat-exchanging component and the water consumption component it
Between pipeline on be provided with the first control valve, water consumption component includes cutterhead dust-proof water tank, construction water pipeline.
Preferably, in above-mentioned hard rock tunnel development machine water system, the water outlet of first heat-exchanging component is also communicated with dirt
Water tank reaches the cooling water of threshold value and discharges outward, is arranged on the pipeline between the first heat-exchanging component and foul water tank for will heat up
There is the second control valve.
Preferably, in above-mentioned hard rock tunnel development machine water system, temperature sensor, the temperature are provided in the cold water storage cistern
It spends sensor and second control valve control connects, for when temperature value reaches threshold value, by going out for the first heat-exchanging component
Water is discharged to foul water tank.
Preferably, in above-mentioned hard rock tunnel development machine water system, the secondary circuit includes second level water tank, and is set to pick
Into the second heat-exchanging component of the heat generating components position of machine, two groups are provided between second heat-exchanging component and the second level water tank
And the centrifugal pump connect.
Preferably, in above-mentioned hard rock tunnel development machine water system, by pipeline connection between centrifugal pump described in two groups, and
Be provided with ball valve between two groups of centrifugal pumps, in the damage of wherein one group of centrifugal pump by the pipeline at the respective place of two groups of centrifugal pumps
It connects.
Preferably, in above-mentioned hard rock tunnel development machine water system, the cold water storage cistern of the primary circuit and first heat exchange
The centrifugal pump for being also equipped with two groups between component and connecing.
Preferably, in above-mentioned hard rock tunnel development machine water system, by pipeline connection between centrifugal pump described in two groups, and
Be provided with ball valve between two groups of centrifugal pumps, in the damage of wherein one group of centrifugal pump by the pipeline at the respective place of two groups of centrifugal pumps
It connects.
Preferably, in above-mentioned hard rock tunnel development machine water system, the cold water storage cistern of the primary circuit is connected with water pipe,
It is provided with water compensating valve on the water pipe, for controlling moisturizing on-off.
Preferably, in above-mentioned hard rock tunnel development machine water system, liquid is respectively arranged in the cold water storage cistern and second level water tank
Position meter, the liquidometer and water compensating valve control connect, for controlling the water compensating valve when liquid level numerical value reaches threshold value
On-off；It is provided with flowmeter on the water pipe, is used for real-time measurement refill flow.
Hard rock tunnel development machine water system provided by the invention, including primary circuit and secondary circuit, the primary circuit
The first heat-exchanging component is provided between secondary circuit, the secondary circuit is used for the heat generating components heat exchange to development machine and dissipates
Heat；The cold water storage cistern and boiler being separated from each other, the water inlet end of first heat-exchanging component and institute are provided in the primary circuit
Cold water storage cistern connection is stated, the water outlet of first heat-exchanging component is connected to the boiler, between the cold water storage cistern and boiler
It is provided with connecting pipeline, the water outlet of first heat-exchanging component is also connected with water consumption component.The water system design optimization
Cooling water-cycling mode, with cold water storage cistern and boiler disconnected from each other are set in the primary circuit of extraneous water coke slurry, working
When secondary circuit in cooling water and heating position heat exchange, transfer heat in secondary circuit, the cooling water in primary circuit
It is exported from cold water storage cistern, after the first heat-exchanging component and secondary circuit heat exchange, the cooling water after heating enters boiler, through cooling
It is back to the cold water storage cistern of connection again afterwards, enables the cooling water after cooling down that can be used as cooling use repeatedly, simultaneously, through first
The high-temperature cooling water of heat-exchanging component output preferentially supplies the consumption of water consumption component.Guarantee consumption or discharge system by the design
Cooling water be high-temperature water, save system in recycle water at low temperature, avoid or alleviate since water temperature over-high causes to cool down in system
Effect reduces, so that the case where directly draining out of system appearance is needed, to reduce water consumed by water system, effectively
Solve that current hard rock tunnel development machine water system water loss is big, the technical problem to result in waste of resources etc..
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the system structure diagram of hard rock tunnel development machine water system provided in an embodiment of the present invention.
It is marked in attached drawing as follows:
Cold water storage cistern 1, boiler 2, foul water tank 3, cutterhead dust-proof water tank 4, the first control valve 5, the second control valve 6, first are changed
Hot component 7, the second heat-exchanging component 8, second level water tank 9, centrifugal pump 10, ball valve 11, water compensating valve 12, water pipe 13, flowmeter 14,
Temperature sensor 15, liquidometer 16.
Specific embodiment
The embodiment of the invention discloses a kind of hard rock tunnel development machine water systems, to solve current hard rock tunnel development machine water
System consumption water is big, the technical problem to result in waste of resources etc..
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, the system structure that Fig. 1 is hard rock tunnel development machine water system provided in an embodiment of the present invention is illustrated
Figure.
Hard rock tunnel development machine water system provided by the invention, including primary circuit and secondary circuit, primary circuit and two
The first heat-exchanging component 7 is provided between grade circuit, secondary circuit is used for the heat generating components heat exchange to development machine and radiates；Level-one is returned
The cold water storage cistern 1 and boiler 2 being separated from each other are provided in road, the water inlet end of the first heat-exchanging component 7 is connected to cold water storage cistern 1, and first
The water outlet of heat-exchanging component 7 is connected to boiler 2, and connecting pipeline, the first heat exchange group are provided between cold water storage cistern 1 and boiler 2
The water outlet of part 7 is also connected with water consumption component.
The cooling water-cycling mode of the water system design optimization provided by the present embodiment, in the level-one with extraneous water coke slurry
Cold water storage cistern 1 and boiler 2 disconnected from each other are set in circuit, and cooling water and heating position heat are handed in secondary circuit at work
It changes, transfers heat in secondary circuit, cooling water is exported from cold water storage cistern 1 in primary circuit, through the first heat-exchanging component 7 and two
After grade circuit heat exchange, the cooling water after heating enters boiler 2, is back to the cold water storage cistern 1 of connection again after cooling, enables through dropping
Cooling water after temperature can be used as cooling use repeatedly, and simultaneously, the high-temperature cooling water through the output of the first heat-exchanging component 7 supplies
Water consumption component.
Also correspond to increase the heat dissipation area of water tank by the design of the branch mailbox, and guarantee consumption or discharge system it is cold
But water is high-temperature water, saves the water at low temperature recycled in system, avoids or alleviate since water temperature over-high causes cooling effect in system
It reduces, to need the case where directly draining out of system appearance, to reduce water consumed by water system, effectively solves
Current hard rock tunnel development machine water system water loss is big, the technical problem to result in waste of resources etc..
Technical solution provided in this embodiment has advanced optimized the High-temperature cooling water consumption in above system and has designed, and first
The first control valve 5 is provided on pipeline between heat-exchanging component 7 and water consumption component, water consumption component includes cutterhead dust-proof water tank
4, construction water pipeline；Further, the water outlet of the first heat-exchanging component 7 is also communicated with foul water tank 3, reaches threshold for will heat up
The cooling water of value discharges outward, and the second control valve 6 is provided on the pipeline between the first heat-exchanging component 7 and foul water tank 3.
Pipeline in technical solution provided in this embodiment, between the heat-exchanging component in primary circuit and water consumption component
The first control valve 5 of upper setting controls the high-temperature cooling water in primary circuit by valve and is discharged, it is easy to accomplish automation control,
Can auxiliary temperature and level gauging component realize the automation of system；
Wherein water consumption component includes 4 level-one construction water pipeline of cutterhead dust-proof water tank, is directly fed by valve control
Discharge reduces in the design of consumption position setting dust-proof water tank small pump and industrial water pump above relatively in existing system
Quantity is pumped, system configuration is optimized, reduces potential abort situation in system, reduce the cost of system.
The present embodiment also sets up foul water tank 3, and conduit positions and water consumption component are in fact and connect relationship, the two with
The water outlet of heat-exchanging component is connected to high-temperature cooling water outlet, is controlled on-off by two groups of different valves respectively, is preferably provided with
System master controller cooperates sensors at different levels, determines that hot cooling water is supplied consumption at the time of appropriate or directly passes through sewage
3 outlet of case.
Technical solution provided by the present embodiment is the further extension of above-described embodiment, optimizes the draining of foul water tank 3
It controls, temperature sensor 15 is provided in cold water storage cistern 1, temperature sensor 15 and the control of the second control valve 6 connect, in temperature
When numerical value reaches threshold value, the water outlet of the first heat-exchanging component 7 is discharged to foul water tank 3.
In technical solution provided in this embodiment, temperature sensor 15, real-time detection cold water storage cistern 1 are set in cold water storage cistern 1
Interior water temperature determines that the excessively high situation of temperature also occurs in the cooling water in cold water storage cistern 1, at this time water system when water temperature reaches threshold value
Bulk temperature is excessively high is difficult to persistently be cooled down in system, at this time directly opens the second control valve 6, and foul water tank 3 is connected into the
The discharge ends of one heat exchanger, the direct outlet of cooling water that will be heated up after heat absorption, and it is again cold to be no longer back to boiler 2
But.
To optimize the stability of above-mentioned hard rock tunnel development machine water system and the continuous capability of operation, secondary circuit includes two
Grade water tank 9, and it is set to the second heat-exchanging component 8 of the heat generating components position of development machine, the second heat-exchanging component 8 and second level water tank 9
Between the centrifugal pump 10 that is provided with two groups and connects；By pipeline connection between two groups of centrifugal pumps 10, and two groups of centrifugal pumps 10 it
Between be provided with ball valve 11, for when wherein one group of centrifugal pump 10 is damaged by two groups of centrifugal pumps 10 respectively where pipeline connect.
In technical solution provided in this embodiment, the centrifugal pump 10 that two groups are arranged in secondary circuit and connects, system just
Often when work, two groups of centrifugal pumps, 10 ball valves 11 are closed, and the two respectively drives the cooling water in different branch to recycle, and is used for and driving
Machine different heat position carries out heat exchange, such as conveys cooling water and passes through two groups of different heat exchangers and frequency converter, main driving respectively
Heat exchange manually or automatically controls ball valve 11 and opens when system breaks down especially wherein some centrifugal pump 10 damage,
Script is constituted into a complete loops by the separately-driven circulation loop connection of two centrifugal pump 10, temporarily by unspoiled centrifugal pump
10 single pump drivings, restore originally to drive endless form after debugging again, which can effectively reduce since pump damage is made
At shut-down, improve the stability and duration of system.
On the basis of the thinking of above-described embodiment, can also by double pump drive be applied to primary circuit in, primary circuit it is cold
It is also equipped with two groups between water tank 1 and the first heat-exchanging component 7 and the centrifugal pump 10 connect is preferred, above-mentioned hard rock tunnel development machine water
In system, by pipeline connection between two groups of centrifugal pumps 10, and it is provided with ball valve 11 between two groups of centrifugal pumps 10, at it
In one group of centrifugal pump 10 when damaging by two groups of centrifugal pumps 10 respectively where pipeline connect.
The present embodiment technical solution is the continuity to above-described embodiment, wherein two groups of centrifugal pumps 10 in primary circuit
Drive two different circulation loops, the two respectively in secondary circuit by its centrifugal pump 10 separately-driven two groups be recycled back to
It exchanges heat between road, therefore the first heat-exchanging component 7 preferably includes two groups of different heat exchangers.It can similarly effectively reduce due to pump
It stops work caused by damage, improves the stability and duration of system, reduce shutdown maintenance influence caused by tunneling construction.
Technical solution provided in this embodiment provides the design of the especially intelligent moisturizing control of a kind of pair of system water supplement, and one
The cold water storage cistern 1 in grade circuit is connected with water pipe 13, water compensating valve 12 is provided on water pipe 13, for controlling moisturizing on-off.
Liquidometer 16 is respectively arranged in cold water storage cistern 1 and second level water tank 9, liquidometer 16 and the control of water compensating valve 12 connect, in liquid level
Numerical value controls the on-off of water compensating valve 12 when reaching threshold value；It is provided with flowmeter 14 on water pipe 13, is used for real-time measurement moisturizing
Flow realizes the intelligent control of system water supplement.
In technical solution provided in this embodiment, the moisturizing circuit specially connecting with cold water storage cistern 1 is set, by the reflux
Upper setting water compensating valve 12, so as to the on-off moisturizing or stopping in real-time control circuit；Further at due to the cooling water of water system
During continuous consumption, there are enough cooling waters to work to remain in system, maintains the dynamic equilibrium of system always,
Liquidometer 16 is set in cold water storage cistern 1 and second level water tank 9, water compensating valve 12 is opened when determining that liquid level is too low and is mended into cold water storage cistern 1
Water；For the automatic monitoring ability of optimization system, flowmeter 14 is set on water pipe 13, and real-time measurement refill flow can
By the total water consumption of the cumulative statistical function statistical system that pre-enters within a certain period of time, to monitor in real time or to be adjusted
It is whole, data supporting is provided for follow-up system design.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of hard rock tunnel development machine water system, including primary circuit and secondary circuit, the primary circuit and secondary circuit
Between be provided with the first heat-exchanging component, the secondary circuit is used for the heat generating components heat exchange to development machine and radiates；Its feature exists
In being provided with the cold water storage cistern and boiler being separated from each other, the water inlet end of first heat-exchanging component and institute in the primary circuit
Cold water storage cistern connection is stated, the water outlet of first heat-exchanging component is connected to the boiler, between the cold water storage cistern and boiler
It is provided with connecting pipeline, the water outlet of first heat-exchanging component is also connected with water consumption component.
2. hard rock tunnel development machine water system according to claim 1, which is characterized in that first heat-exchanging component and institute
It states and is provided with the first control valve on the pipeline between water consumption component, water consumption component includes cutterhead dust-proof water tank, construction water
Pipeline.
3. hard rock tunnel development machine water system according to claim 2, which is characterized in that first heat-exchanging component goes out
Water end (W.E.) is also communicated with foul water tank, reaches the cooling water of threshold value for will heat up and discharges outward, the first heat-exchanging component and foul water tank it
Between pipeline on be provided with the second control valve.
4. hard rock tunnel development machine water system according to claim 3, which is characterized in that be provided with temperature in the cold water storage cistern
Sensor is spent, the temperature sensor and second control valve control connect, for when temperature value reaches threshold value, by the
The water outlet of one heat-exchanging component is discharged to foul water tank.
5. hard rock tunnel development machine water system according to any one of claims 1 to 4, which is characterized in that the second level is returned
Road includes second level water tank, and is set to the second heat-exchanging component of the heat generating components position of development machine, second heat-exchanging component with
The centrifugal pump for being provided with two groups between the second level water tank and connecing.
6. hard rock tunnel development machine water system according to claim 5, which is characterized in that lead between centrifugal pump described in two groups
Pipeline connection is crossed, and is provided with ball valve between two groups of centrifugal pumps, by two groups of centrifugations when for one group of centrifugal pump damage wherein
Pipeline where pump is respective is connected.
7. hard rock tunnel development machine water system according to claim 5, which is characterized in that the cold water storage cistern of the primary circuit
The centrifugal pump for being also equipped with two groups between first heat-exchanging component and connecing.
8. hard rock tunnel development machine water system according to claim 7, which is characterized in that lead between centrifugal pump described in two groups
Pipeline connection is crossed, and is provided with ball valve between two groups of centrifugal pumps, by two groups of centrifugations when for one group of centrifugal pump damage wherein
Pipeline where pump is respective is connected.
9. hard rock tunnel development machine water system according to claim 5, which is characterized in that the cold water storage cistern of the primary circuit
It is connected with water pipe, is provided with water compensating valve on the water pipe, for controlling moisturizing on-off.
10. hard rock tunnel development machine water system according to claim 9, which is characterized in that the cold water storage cistern and second level water
Liquidometer is respectively arranged in case, the liquidometer and water compensating valve control connect, for when liquid level numerical value reaches threshold value
Control the on-off of the water compensating valve；It is provided with flowmeter on the water pipe, is used for real-time measurement refill flow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811346888.9A CN109209415B (en) | 2018-11-13 | 2018-11-13 | Water system of hard rock tunnel boring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811346888.9A CN109209415B (en) | 2018-11-13 | 2018-11-13 | Water system of hard rock tunnel boring machine |
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| Publication Number | Publication Date |
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| CN109209415A true CN109209415A (en) | 2019-01-15 |
| CN109209415B CN109209415B (en) | 2021-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811346888.9A Active CN109209415B (en) | 2018-11-13 | 2018-11-13 | Water system of hard rock tunnel boring machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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| US4732427A (en) * | 1986-09-17 | 1988-03-22 | Richard Lovat | Head intake for tunnelling machine |
| CN201050371Y (en) * | 2007-07-15 | 2008-04-23 | 佳木斯煤矿机械有限公司 | Spraying and water-feeding device in tunneling machine |
| CN203145947U (en) * | 2013-03-28 | 2013-08-21 | 山西潞安矿业(集团)有限责任公司 | Inner and outer atomizing water supplying system of heading machine |
| CN106703113A (en) * | 2017-02-23 | 2017-05-24 | 淮南矿业(集团)有限责任公司 | Mining TBM (tunnel boring machine) water circulation system and mining TBM water circulation method |
| CN206785397U (en) * | 2017-06-01 | 2017-12-22 | 凯盛重工有限公司 | A kind of development machine water system of Novel connection type |
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2018
- 2018-11-13 CN CN201811346888.9A patent/CN109209415B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4732427A (en) * | 1986-09-17 | 1988-03-22 | Richard Lovat | Head intake for tunnelling machine |
| CN201050371Y (en) * | 2007-07-15 | 2008-04-23 | 佳木斯煤矿机械有限公司 | Spraying and water-feeding device in tunneling machine |
| CN203145947U (en) * | 2013-03-28 | 2013-08-21 | 山西潞安矿业(集团)有限责任公司 | Inner and outer atomizing water supplying system of heading machine |
| CN106703113A (en) * | 2017-02-23 | 2017-05-24 | 淮南矿业(集团)有限责任公司 | Mining TBM (tunnel boring machine) water circulation system and mining TBM water circulation method |
| CN206785397U (en) * | 2017-06-01 | 2017-12-22 | 凯盛重工有限公司 | A kind of development machine water system of Novel connection type |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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|---|---|
| CN109209415B (en) | 2021-02-23 |
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Address after: 410100 No. 88 East 7 Line, Changsha Economic and Technological Development Zone, Changsha City, Hunan Province Applicant after: China Railway Construction Heavy Industry Group Co., Ltd. Address before: 410100 No. 88 East 7 Line, Changsha Economic and Technological Development Zone, Changsha City, Hunan Province Applicant before: China Railway Construction Heavy Industry Co.,Ltd. |
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