CN112855192A - Shield tunneling machine with muddy water mode and slag conglomeration dispersing device thereof - Google Patents
Shield tunneling machine with muddy water mode and slag conglomeration dispersing device thereof Download PDFInfo
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- CN112855192A CN112855192A CN202110169719.8A CN202110169719A CN112855192A CN 112855192 A CN112855192 A CN 112855192A CN 202110169719 A CN202110169719 A CN 202110169719A CN 112855192 A CN112855192 A CN 112855192A
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- 239000002893 slag Substances 0.000 title claims abstract description 51
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 230000005641 tunneling Effects 0.000 title description 10
- 239000002002 slurry Substances 0.000 claims abstract description 129
- 239000013049 sediment Substances 0.000 claims abstract description 11
- 238000007599 discharging Methods 0.000 claims abstract description 9
- 239000006185 dispersion Substances 0.000 claims abstract description 9
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 14
- 230000000694 effects Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 238000007789 sealing Methods 0.000 description 8
- 230000002093 peripheral effect Effects 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 239000002699 waste material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK 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 OR ROCK 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
- E21D9/0642—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining the shield having means for additional processing at the front end
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK 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
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
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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)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention relates to slurry conveying of a shield machine with a muddy water mode, in particular to a slag conglomeration dispersing device of the shield machine, and provides the shield machine with the muddy water mode and the slag conglomeration dispersing device thereof. Group's sediment dispersion device of shield constructs machine with muddy water mode includes: the cylinder body is provided with a discrete cavity, and a discrete cutter is arranged in the discrete cavity; the slurry inlet and the slurry outlet are arranged on the cylinder body, are communicated with the discrete cavity and are used for respectively feeding and discharging slurry; the discrete tool comprises: the rotating shaft is rotatably assembled on the cylinder body; the cutter body is fixed on the rotating shaft in a suspending mode, distributed along the axial direction of the rotating shaft and used for dispersing the slag lumps entering the dispersing cavity when the rotating shaft rotates. Above-mentioned scheme can be solved among the prior art the problem that the group sediment can influence the sediment thick liquid and carry.
Description
Technical Field
The invention relates to slurry conveying of a shield machine with a muddy water mode, in particular to a slag conglomeration dispersing device of the shield machine.
Background
With the development of economy, the progress of science and technology and the requirements of interconnection and intercommunication, tunnel engineering and rail transit are increased explosively, and the shield construction method is popularized and applied in more and more projects. The shield machine with the slurry mode has the advantages of small pressure fluctuation of the excavation face, accurate settlement control, clean construction environment, adaptation to the working conditions of high water pressure and large burial depth, and wider application and acceptance by construction units.
When the shield machine is used for tunneling, the excavated slurry can be conveyed out of the tunnel through a pipeline, the slurry flows in the pipeline, and the blocky slag in the slurry moves in the pipeline in a rolling state. In the construction of viscidity geology, cohesive soil or viscidity rock can gradually become the massive group sediment of ball in transportation process, along with the transportation distance extension, the group sediment rolls more greatly more, easily causes the pipeline to block up, and then causes the water hammer impact phenomenon, influences the mud hose and overflows the life of pipeline, can cause the tube explosion phenomenon even. If the large-size slag lumps pass through the necking pipe in front of the slurry pump, the necking pipe is easily blocked, and the slurry pump is emptied; if the large-size slag enters the slurry pump, the slurry pump is easy to block and the impeller is easy to block, so that the slurry pump breaks down, the operation vibration is large, the slurry conveying is influenced, and the service life of the slurry pump is influenced.
In case pipeline blocking, hose pipe burst, slush pump trouble appear, will consume very big material resources financial resources manpower and go to the maintenance, can waste more man-hour, influence sediment thick liquid conveying efficiency, also additionally increased a lot of investments, become the important factor that restricts the shield structure construction progress.
Disclosure of Invention
The invention aims to provide a slag conglomeration dispersing device of a shield machine with a muddy water mode, and the device is used for solving the problem that slag conglomeration influences slag slurry conveying in the prior art. The invention also aims to provide the shield machine with the slurry mode, which can avoid the influence of the slag on slurry delivery and is beneficial to reducing the construction cost.
The invention discloses a slag conglomeration dispersing device of a shield machine with a muddy water mode, which adopts the following technical scheme:
group's sediment dispersion device of shield constructs machine with muddy water mode includes:
the cylinder body is provided with a discrete cavity, and a discrete cutter is arranged in the discrete cavity;
the slurry inlet and the slurry outlet are arranged on the cylinder body, are communicated with the discrete cavity and are used for respectively feeding and discharging slurry;
the discrete tool comprises:
the rotating shaft is rotatably assembled on the cylinder body;
the cutter body is fixed on the rotating shaft in a suspending mode, distributed along the axial direction of the rotating shaft and used for dispersing the slag lumps entering the dispersing cavity when the rotating shaft rotates.
Has the advantages that: by adopting the technical scheme, after the slurry with the slag groups enters the dispersing cavity from the slurry inlet of the slag group dispersing device, the slurry with the slag groups can be dispersed under the action of the cutter body, separated into fragments and easy for pipeline conveying, so that the phenomena of pipeline blockage, pump blockage, abnormal vibration of a pump and the like caused by the formation of a large-size blockage in the slurry conveying process are avoided, the influence of the slag groups on slurry conveying and the increase of construction cost are avoided, the whole structure of the device is simple, and the cost is low.
In order to avoid slurry leakage, a sealing structure is arranged between the part of the rotating shaft in running fit with the cylinder body and the cylinder body, so that rotary sealing is realized.
As a preferred technical scheme: the discrete cavity is cylindrical, a slurry inlet pipe is arranged on the outer peripheral surface of the cylinder body, and the slurry inlet pipe is arranged along the tangential direction of the inner wall of the discrete cavity;
the pulp inlet is formed by a pulp inlet pipe.
Has the advantages that: adopt above-mentioned technical scheme be convenient for with adjacent pipeline connection.
As a preferred technical scheme: the cylinders are arranged with the axis horizontal.
Has the advantages that: by adopting the technical scheme, the agglomerated slag can be prevented from being gathered at the bottom of the dispersing device under the action of gravity, and the dispersing effect can be improved.
As a preferred technical scheme: the slurry inlet is arranged at the topmost part of the cylinder body.
Has the advantages that: by adopting the technical scheme, the dispersion of the downward movement of the slag balls can be completed, and the dispersion effect can be improved.
As a preferred technical scheme: the outer peripheral surface of the cylinder body is provided with a slurry outlet pipe which is arranged along the tangential direction of the inner wall of the discrete cavity; the pulp outlet is formed by a pulp outlet pipe.
Has the advantages that: by adopting the technical scheme, smooth flow of slurry is ensured.
As a preferred technical scheme: the slurry outlet is arranged at the bottommost part of the cylinder body.
Has the advantages that: by adopting the technical scheme, the mud can be smoothly discharged, and the deposition is avoided.
As a preferred technical scheme: and a drain valve is arranged at the lowest part of the cylinder body.
Has the advantages that: adopt above-mentioned technical scheme to be convenient for overhaul the maintenance to discrete device.
As a preferred technical scheme: in the axial extension direction of the cylinder, the pulp inlet is arranged in the middle of the cylinder, and/or the pulp outlet is arranged in the middle of the cylinder.
Has the advantages that: by adopting the technical scheme, the cutter body stress can be balanced, and the service life can be prolonged.
As a preferred technical scheme: the cutter bodies are uniformly distributed around the rotating shaft when viewed along the axial direction of the rotating shaft.
Has the advantages that: by adopting the technical scheme, the stable work of the dispersing device is favorably ensured, the impact is reduced, and the dispersing effect is ensured.
The invention discloses a slag conglomeration dispersing device of a shield machine with a muddy water mode, which adopts the following technical scheme:
shield constructs machine with muddy water mode includes:
a muddy water bin and an air cushion bin;
the slurry discharge pipe is communicated with the air cushion bin and/or the muddy water bin, and a slurry discharge pump is connected to the slurry discharge pipe and is used for discharging slurry in the air cushion bin and/or the muddy water bin;
the device also comprises a group slag dispersing device which is connected in series on the slurry discharge pipe and is positioned at the upstream side of the slurry discharge pump;
the group slag dispersing device comprises:
the cylinder body is provided with a discrete cavity, and a discrete cutter is arranged in the discrete cavity;
the slurry inlet and the slurry outlet are arranged on the cylinder body, are communicated with the discrete cavity and are used for respectively feeding and discharging slurry;
the discrete tool comprises:
the rotating shaft is rotatably assembled on the cylinder body;
the cutter body is fixed on the rotating shaft in a suspending mode, distributed along the axial direction of the rotating shaft and used for dispersing the slag lumps entering the dispersing cavity when the rotating shaft rotates.
Has the advantages that: adopt above-mentioned technical scheme, the mud that has group sediment gets into the discrete chamber after from the thick liquid mouth that advances of group sediment discrete device, can be dispersed under the effect of cutter body, separate into the piece, easily pipeline transportation, thereby avoid forming the great plug of size and stopping up the pipeline in mud transportation process, phenomenons such as card pump and pump abnormal vibration appear, can shorten dredging pipe, man-hour such as maintenance slush pump, the input of material resources and financial resources is practiced thrift, avoid extra input, practice thrift the shield construction cost, improve the efficiency of shield at the construction of viscidity geology, avoided group sediment influence mud transportation and increased construction cost, device overall structure is simple, and is low in cost.
In order to avoid slurry leakage, a sealing structure is arranged between the part of the rotating shaft in running fit with the cylinder body and the cylinder body, so that rotary sealing is realized.
As a preferred technical scheme: the discrete cavity is cylindrical, a slurry inlet pipe is arranged on the outer peripheral surface of the cylinder body, and the slurry inlet pipe is arranged along the tangential direction of the inner wall of the discrete cavity;
the pulp inlet is formed by a pulp inlet pipe.
Has the advantages that: adopt above-mentioned technical scheme be convenient for with adjacent pipeline connection.
As a preferred technical scheme: the cylinders are arranged with the axis horizontal.
Has the advantages that: by adopting the technical scheme, the agglomerated slag can be prevented from being gathered at the bottom of the dispersing device under the action of gravity, and the dispersing effect can be improved.
As a preferred technical scheme: the slurry inlet is arranged at the topmost part of the cylinder body.
Has the advantages that: by adopting the technical scheme, the dispersion of the downward movement of the slag balls can be completed, and the dispersion effect can be improved.
As a preferred technical scheme: the outer peripheral surface of the cylinder body is provided with a slurry outlet pipe which is arranged along the tangential direction of the inner wall of the discrete cavity; the pulp outlet is formed by a pulp outlet pipe.
Has the advantages that: by adopting the technical scheme, smooth flow of slurry is ensured.
As a preferred technical scheme: the slurry outlet is arranged at the bottommost part of the cylinder body.
Has the advantages that: by adopting the technical scheme, the mud can be smoothly discharged, and the deposition is avoided.
As a preferred technical scheme: and a drain valve is arranged at the lowest part of the cylinder body.
Has the advantages that: adopt above-mentioned technical scheme to be convenient for overhaul the maintenance to discrete device.
As a preferred technical scheme: in the axial extension direction of the cylinder, the pulp inlet is arranged in the middle of the cylinder, and/or the pulp outlet is arranged in the middle of the cylinder.
Has the advantages that: by adopting the technical scheme, the cutter body stress can be balanced, and the service life can be prolonged.
As a preferred technical scheme: the cutter bodies are uniformly distributed around the rotating shaft when viewed along the axial direction of the rotating shaft.
Has the advantages that: by adopting the technical scheme, the stable work of the dispersing device is favorably ensured, the impact is reduced, and the dispersing effect is ensured.
For the subject to be protected by the present patent, each preferred technical solution under the same subject may be adopted alone, and when the preferred technical solutions under the same subject can be combined, two or more preferred technical solutions under the same subject may be arbitrarily combined, and the technical solutions formed by the combination are not specifically described here, and are included in the description of the present patent in this form.
Drawings
FIG. 1 is a partial schematic structural view of a shield tunneling machine having a muddy water mode according to the present invention in embodiment 1;
FIG. 2 is a schematic structural diagram of the slag conglomeration device in FIG. 1, and is also a schematic structural diagram of an embodiment 1 of the slag conglomeration device in the invention;
fig. 3 is a top view of fig. 2.
The names of the components corresponding to the corresponding reference numerals in the drawings are: 1. a slurry inlet flange; 2. a pulp inlet pipe; 3. a barrel; 4. a rotating shaft; 5. supporting a side end cap; 6. a support-side sealing structure; 7. a drive side end cap; 8. a drive side seal structure; 9. a drive device; 10. a discrete cavity; 11. a cutter body; 12. a pulp outlet pipe; 13. a slurry outlet flange; 14. a base; 15. a blowoff valve; 20. a shield cutter head; 21. a slurry discharging pump; 22. a slurry inlet pump; 23. a separating station; 24. a shield body; 25. a rear bulkhead; 26. a slurry discharge pipe; 27. a group slag dispersing device; 28. an air cushion bin; 29. injecting the slurry inlet pipe again; 30. a muddy water bin.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, which may be present in the embodiments of the present invention, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, the statement that "comprises an … …" is intended to indicate that there are additional elements of the same process, method, article, or apparatus that comprise the element.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" when they are used are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art from specific situations.
In the description of the present invention, unless otherwise specifically stated or limited, the term "provided" may be used in a broad sense, for example, the object of "provided" may be a part of the body, or may be arranged separately from the body and connected to the body, and the connection may be detachable or non-detachable. The specific meaning of the above terms in the present invention can be understood by those skilled in the art from specific situations.
The present invention will be described in further detail with reference to examples.
as shown in fig. 1, the shield machine with the slurry-water mode comprises a shield cutterhead 20, a shield body 24 and a slurry circulation pipeline, wherein a slurry bin 30 and an air cushion bin 28 are arranged on the shield body 24, and the slurry circulation pipeline comprises a slurry discharge pipe 26, a slurry discharge pump 21, a back-injection slurry inlet pipe 29 and a slurry inlet pump 22. The rear side of the air cushion bin 28 is provided with a rear clapboard 25, the slurry discharge pipe 26 is provided with two branches, one branch is communicated with the air cushion bin 28 and is fixed on the rear clapboard 25 on the shield body 24, and the other branch is communicated with the muddy water bin 30; valves are provided on both branches to enable the slurry discharge pipe 26 to be cut off and communicated with the slurry tank 30 and/or the air cushion tank 28. During construction, the shield machine is also provided with a separating station 23, and the separating station 23 is arranged between the slurry inlet pump 22 and the slurry discharge pump 21. During operation, the slurry discharging pump 21 pumps out slurry in the air cushion bin 28 and the slurry bin 30, the slurry is separated by the separating station 23, and the separated slurry is injected back by the slurry feeding pump 22. The above-described structure and operation are prior art and will not be described in detail herein.
The shield machine of the present invention is characterized in that a slurry discharge pipe 26 is connected in series with a slag ball dispersing device 27 on the upstream side of the slurry discharge pump, i.e., on the side of the slurry flow path close to a slurry sump 30 and an air cushion sump 28. The lump slag dispersing device 27 mainly comprises a cylinder 3, a dispersing cutter, a base 14 and a driving device 9, wherein the dispersing cutter comprises a rotating shaft 4 and a cutter body 11.
As shown in fig. 2, the cylinder 3 is arranged with its axis horizontal, being of cylindrical configuration, with cylindrical discrete cavities 10. The base 14 is provided with two positions fixed at both axial ends of the cylinder 3 for supporting the cylinder 3 to the bearing base. The barrel body 3 comprises a barrel body, a driving side end cover 7 and a supporting side end cover 5 are respectively arranged at two axial ends of the barrel body, and the driving side end cover 7 and the supporting side end cover 5 are connected to the barrel body through bolts. Two ends of the rotating shaft 4 are respectively and rotatably assembled on the driving side end cover 7 and the supporting side end cover 5, and sealing is formed between the driving side sealing structure 8 and the supporting side sealing structure 6 and the barrel 3, so that slurry in the discrete cavity 10 is prevented from overflowing. One end of the rotating shaft 4 extends out of the driving side end cover 7 and is connected with a driving device 9, the driving device 9 can adjust the speed, the rotating speed of the discrete cutter can be adjusted according to the properties of the cohesive soil or the cohesive rock, a certain crushing and separating effect on the agglomerated slag is achieved, and slurry conveying is facilitated.
A counter bore groove is designed on the outer peripheral surface of the rotating shaft 4, one end of the cutter body 11 is embedded into the counter bore groove and is welded and fixed with the rotating shaft 4, and the other end of the cutter body is arranged in a suspending and extending mode and used for dispersing the slag entering the dispersing cavity 10 when the rotating shaft 4 rotates. The cutter body 11 can better ensure the structural strength through the fixing of the counter bore groove. Preferably, the overhanging end of the conductor is bent in the direction opposite to the rotation direction of the cutter body 11, so that the stress can be optimized, and the dispersion effect can be improved. The blades 11 are distributed in the axial direction of the rotating shaft 4, arranged in a spiral manner, and the blades 11 are evenly distributed around the rotating shaft 4 as viewed in the axial direction of the rotating shaft 4. It should be noted that fig. 3 is only a schematic diagram of discrete cutters, and only illustrates that the cutter bodies 11 are distributed on the rotating shaft 4, and is not used to limit the specific arrangement form of the cutter bodies 11. In order to improve the dispersing effect and avoid that part of the agglomerated slag cannot be dispersed, the cutter body 11 is preferably axially distributed in the whole dispersing cavity 10 along the cylinder 3. Of course, in other embodiments, the distribution of the cutter bodies 11 on the rotating shaft 4 may be in other forms, and the agglomerated slag may be dispersed, for example, the cutter bodies 11 are arranged in layers along the axial direction of the rotating shaft 4, and the cutter bodies 11 in each layer are arranged in the same layout, and a space is formed between two adjacent layers; for another example, the cutter bodies 11 are arranged in layers along the axial direction of the rotating shaft 4, a certain angle is staggered between two adjacent cutter bodies 11 along the circumferential direction, but the two cutter bodies 11 with one layer in the middle are the same in layout; when the blades 11 are arranged spirally in the axial direction of the rotary shaft 4, they may be formed as a single spiral, a double spiral, a triple spiral, or the like.
As shown in fig. 2 and 3, a pulp inlet pipe 2 and a pulp outlet pipe 12 are arranged on the outer peripheral surface of the cylinder 3. The slurry inlet pipe 2 is arranged along the tangential direction of the inner wall of the discrete cavity 10, is positioned at the topmost part of the cylinder body 3, and is arranged in the axial middle part of the cylinder body 3 for the slurry pumped out from the balance bin to enter. The slurry outlet pipe 12 is arranged along the tangential direction of the inner wall of the dispersion cavity 10, is positioned at the bottommost part of the cylinder body 3, and is also arranged in the axial middle part of the cylinder body 3 for discharging the dispersed slurry. The slurry inlet pipe 2 is welded with a slurry inlet flange 1, and the slurry outlet pipe 12 is welded with a slurry outlet flange 13 for connecting with a corresponding pipeline through a flange.
The lowermost part of the barrel 3 is also provided with a waste valve 15 for forming a waste outlet for waste.
When the slurry circulating system operates, slurry is filled in the slurry circulating pipeline, the driving device 9 is started, the cutter body 11 rotates in the barrel 3, the slag is scattered into fragments, the pipeline conveying is easy, the phenomena that the pipeline is blocked by large slag, a pump is blocked, the pump is abnormally vibrated, and the like are prevented, the working hours of dredging the pipeline and maintaining the slurry pump can be shortened, the investment of material resources and financial resources is saved, the extra investment is avoided, the shield construction cost is saved, and the shield construction efficiency in the viscous geological construction is improved. Meanwhile, the device has simple structure, economical manufacture and convenient maintenance. The rotating speed of the driving device 9 is adjustable, and the device can adapt to various complex geological working conditions.
the difference between this embodiment and embodiment 1 is that in embodiment 1, the slurry inlet pipe 2 on the cylinder 3 is tangential to the inner wall of the discrete cavity 10, while in this embodiment, the slurry inlet pipe 2 on the cylinder 3 is arranged along the radial direction of the cylinder 3. Of course, in other embodiments, the slurry outlet pipe 12 may be arranged along the radial direction of the cylinder 3.
the present embodiment is different from embodiment 1 in that in embodiment 1, the slurry inlet is disposed at the topmost part of the cylinder 3, and in this embodiment, the slurry inlet is disposed at the middle part of the cylinder 3 in the vertical direction. Of course, in other embodiments, the slurry outlet may be disposed at the middle of the cylinder 3 in the vertical direction.
the difference between the present embodiment and embodiment 1 is that in embodiment 1, the slurry inlet is arranged at the middle part of the cylinder 3 in the axial direction, while in the present embodiment, the slurry inlet is arranged at one end of the cylinder 3 in the axial direction. Of course, in other embodiments, the slurry outlet may be disposed at one axial end of the cylinder 3.
Example 5 of the shield tunneling machine having the muddy water mode in the present invention:
the present embodiment is different from embodiment 1 in that in embodiment 1, the cylinder 3 is arranged with the axis horizontal, whereas in the present embodiment, the cylinder 3 is arranged with the axis vertical.
Example 6 of the shield tunneling machine having the muddy water mode in the present invention:
the difference between this embodiment and embodiment 1 is that in embodiment 1, the slurry inlet is formed by a slurry inlet pipe 2, and the slurry outlet is formed by a slurry outlet pipe 12, while in this embodiment, a flange joint is directly arranged on a cylinder 3, and the slurry inlet and the slurry outlet are directly formed by the flange joint. Of course, in other embodiments, the slurry inlet and the slurry outlet can be replaced by other forms, such as a joint provided with external threads or internal threads.
The embodiment of the invention relates to a slag conglomeration dispersing device of a shield machine with a muddy water mode, which comprises the following steps: the embodiment of the slag cloud dispersing device of the shield machine having the muddy water mode, that is, the slag cloud dispersing device 27 described in any one of the above-described embodiments of the shield machine having the muddy water mode, will not be described in detail here.
The above description is only a preferred embodiment of the present application, and not intended to limit the present application, the scope of the present application is defined by the appended claims, and all changes in equivalent structure made by using the contents of the specification and the drawings of the present application should be considered as being included in the scope of the present application.
Claims (10)
1. Group's sediment dispersion device with shield constructs machine of muddy water mode, its characterized in that includes:
the cylinder body (3) is provided with a discrete cavity (10), and a discrete cutter is arranged in the discrete cavity (10);
the slurry inlet and the slurry outlet are arranged on the cylinder body (3), are communicated with the discrete cavity (10) and are used for respectively feeding and discharging slurry;
the discrete tool comprises:
the rotating shaft (4) is rotatably assembled on the cylinder body (3);
the cutter body (11) is fixed on the rotating shaft (4) in a suspending mode, distributed along the axial direction of the rotating shaft (4) and used for dispersing the slag lumps entering the dispersing cavity (10) when the rotating shaft (4) rotates.
2. The device for dispersing the agglomerated slag according to the claim 1, wherein the dispersing cavity (10) is cylindrical, the outer circumferential surface of the cylinder body (3) is provided with a slurry inlet pipe (2), and the slurry inlet pipe (2) is arranged along the tangential direction of the inner wall of the dispersing cavity (10);
the slurry inlet is formed by a slurry inlet pipe (2).
3. The device according to claim 1 or 2, characterized in that said cylinders (3) are arranged with their axes horizontal.
4. The apparatus for dispersing agglomerated slag according to claim 3, wherein said slurry inlet is provided at the topmost part of the cylindrical body (3).
5. The device for dispersing the agglomerated slag according to the claim 3, characterized in that a slurry outlet pipe (12) is arranged on the outer circumferential surface of the cylinder (3), and the slurry outlet pipe (12) is arranged along the tangential direction of the inner wall of the dispersing cavity (10); the slurry outlet is formed by a slurry outlet pipe (12).
6. The device for dispersing agglomerated slag according to claim 3, wherein said outlet is arranged at the lowermost part of the cylinder (3).
7. A device for dispersing agglomerated slag according to claim 3, characterised in that the lowermost part of the cylinder (3) is provided with a blow-off valve (15).
8. The apparatus for dispersing agglomerated slag according to claim 1 or 2, wherein the slurry inlet is provided in the middle of the cylindrical body (3) in the direction of extension of the axis of the cylindrical body (3) and/or the slurry outlet is provided in the middle of the cylindrical body (3).
9. The device according to claim 1 or 2, characterized in that the blades (11) are evenly distributed around the axis of rotation (4) as seen in the axial direction of the axis of rotation (4).
10. Shield constructs machine with muddy water mode includes:
a muddy water bin (30) and an air cushion bin (28);
the slurry discharge pipe (26) is communicated with the air cushion bin (28) and/or the muddy water bin (30), and the slurry discharge pump (21) is connected to the slurry discharge pipe (26) and is used for discharging the slurry in the air cushion bin (28) and/or the muddy water bin (30);
the device is characterized by also comprising a slag ball dispersing device which is connected in series on the slurry discharge pipe (26) and is positioned at the upstream side of the slurry discharge pump (21);
the device for dispersing the agglomerated slag is the device for dispersing the agglomerated slag according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110169719.8A CN112855192A (en) | 2021-02-07 | 2021-02-07 | Shield tunneling machine with muddy water mode and slag conglomeration dispersing device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114109412A (en) * | 2021-11-30 | 2022-03-01 | 中铁一局集团有限公司 | Slurry shield circulation system and method based on double crushers and double slurry discharge channels |
| CN114165252A (en) * | 2021-12-08 | 2022-03-11 | 北京市市政四建设工程有限责任公司 | Device for preventing double-mold shield slurry mode spiral soil outlet from being blocked and soil discharging equipment |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002059030A (en) * | 2000-08-11 | 2002-02-26 | Wakachiku Construction Co Ltd | Slow down cyclone excellent in stirring/kneading function of dredged mud and solidifing material |
| CN203635090U (en) * | 2014-01-14 | 2014-06-11 | 会理县鹏晨废渣利用有限公司 | Slurry unpowered mixing tank used for copper flotation technology |
| CN104984780A (en) * | 2015-07-17 | 2015-10-21 | 中国铁建重工集团有限公司 | Slurry pipeline crusher used in shield machine |
| CN107227960A (en) * | 2017-07-28 | 2017-10-03 | 中铁工程装备集团有限公司 | A kind of slurry shield stirring and screening quarrying case |
| CN206589141U (en) * | 2017-03-29 | 2017-10-27 | 成都理工大学 | Grouting mixer and hybrid power stirring system |
| CN107503761A (en) * | 2017-09-30 | 2017-12-22 | 中铁工程装备集团有限公司 | A kind of new dregs processing system of gas cushion type mud water shield |
| CN107551843A (en) * | 2017-09-22 | 2018-01-09 | 山东大学 | A kind of two fluid grouting solid cyclone mixer device |
| CN209369822U (en) * | 2018-12-25 | 2019-09-10 | 北京亿原盾构工程技术有限公司 | A kind of shield-tunneling construction deslagging device |
| CN209855804U (en) * | 2019-04-29 | 2019-12-27 | 河南工程学院 | Slag discharge system of air cushion type slurry shield machine |
| CN211285055U (en) * | 2019-12-02 | 2020-08-18 | 杭州宏成纸业有限公司 | A pressure screen for paper pulp edulcoration is handled |
| CN212028034U (en) * | 2020-04-16 | 2020-11-27 | 禹州市新业水利机械制造有限公司 | Anti-blocking mechanism of electric water mud pump |
-
2021
- 2021-02-07 CN CN202110169719.8A patent/CN112855192A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002059030A (en) * | 2000-08-11 | 2002-02-26 | Wakachiku Construction Co Ltd | Slow down cyclone excellent in stirring/kneading function of dredged mud and solidifing material |
| CN203635090U (en) * | 2014-01-14 | 2014-06-11 | 会理县鹏晨废渣利用有限公司 | Slurry unpowered mixing tank used for copper flotation technology |
| CN104984780A (en) * | 2015-07-17 | 2015-10-21 | 中国铁建重工集团有限公司 | Slurry pipeline crusher used in shield machine |
| CN206589141U (en) * | 2017-03-29 | 2017-10-27 | 成都理工大学 | Grouting mixer and hybrid power stirring system |
| CN107227960A (en) * | 2017-07-28 | 2017-10-03 | 中铁工程装备集团有限公司 | A kind of slurry shield stirring and screening quarrying case |
| CN107551843A (en) * | 2017-09-22 | 2018-01-09 | 山东大学 | A kind of two fluid grouting solid cyclone mixer device |
| CN107503761A (en) * | 2017-09-30 | 2017-12-22 | 中铁工程装备集团有限公司 | A kind of new dregs processing system of gas cushion type mud water shield |
| CN209369822U (en) * | 2018-12-25 | 2019-09-10 | 北京亿原盾构工程技术有限公司 | A kind of shield-tunneling construction deslagging device |
| CN209855804U (en) * | 2019-04-29 | 2019-12-27 | 河南工程学院 | Slag discharge system of air cushion type slurry shield machine |
| CN211285055U (en) * | 2019-12-02 | 2020-08-18 | 杭州宏成纸业有限公司 | A pressure screen for paper pulp edulcoration is handled |
| CN212028034U (en) * | 2020-04-16 | 2020-11-27 | 禹州市新业水利机械制造有限公司 | Anti-blocking mechanism of electric water mud pump |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114109412A (en) * | 2021-11-30 | 2022-03-01 | 中铁一局集团有限公司 | Slurry shield circulation system and method based on double crushers and double slurry discharge channels |
| CN114109412B (en) * | 2021-11-30 | 2024-05-10 | 中铁一局集团有限公司 | Slurry shield circulation system and method based on double crushers and double slurry channels |
| CN114165252A (en) * | 2021-12-08 | 2022-03-11 | 北京市市政四建设工程有限责任公司 | Device for preventing double-mold shield slurry mode spiral soil outlet from being blocked and soil discharging equipment |
| CN114165252B (en) * | 2021-12-08 | 2023-12-01 | 北京市市政四建设工程有限责任公司 | Device for preventing pipe blocking of spiral soil outlet in double-mode shield slurry mode and soil outlet equipment |
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