CN207686729U - A kind of shield machine dreg removing system and the shield machine with dreg removing system - Google Patents
A kind of shield machine dreg removing system and the shield machine with dreg removing system Download PDFInfo
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- CN207686729U CN207686729U CN201721864126.9U CN201721864126U CN207686729U CN 207686729 U CN207686729 U CN 207686729U CN 201721864126 U CN201721864126 U CN 201721864126U CN 207686729 U CN207686729 U CN 207686729U
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- shield machine
- removing system
- dreg removing
- babinet
- mud
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Abstract
The utility model discloses a kind of shield machine dreg removing system and with the shield machine of dreg removing system, shield machine dreg removing system includes the ribbon conveyer for conveying dregs outward being arranged below the tail end of screw conveyor and the screw conveyor, the front end of screw conveyor is arranged in the native storehouse for storing dregs, the tail end of screw conveyor is provided with cleanout door, it is provided with below cleanout door and the removable connected mud circulation case of cleanout door, the slag inlet of connection corresponding with cleanout door is offered on mud circulation case, and the babinet of mud circulation case is equipped with for the filler of water filling into babinet and the thick liquid discharge mouth for mud to be discharged.The shield machine dreg removing system of the utility model, which slags tap conventional helical conveyer single mode, is converted to that pipeline is slagged tap and the bimodulus of ribbon conveyer is slagged tap pattern, two kinds of patterns of slagging tap can quickly and easily switch, it is suitable for a variety of geological conditions constructions, it is easy to operate and substantially increase deslagging efficiency, while also effectively reducing construction safety risk.
Description
Technical field
The utility model is related to shield machine technical fields, and in particular to a kind of shield machine dreg removing system and carry dreg removing system
Shield machine.
Background technology
Currently, at home and abroad in existing underground tunnel project shield-tunneling construction, the knife of soil body equipment (shield machine) is cut in front end
Has the dregs of rotary cutting excavation face, broken dregs is open by cutterhead into storehouse of burying, and is made to be full of in native the storehouse in and be cut
Dregs is transported on ribbon conveyer by screw conveyor after dregs falls on native orlop portion, then passes through ribbon conveyer again
It is transported to tunnel outer.In this way, dregs is delivered to outside tunnel by screw conveyor can only just be confined to a kind of medium.But shield machine
It is limited without station or space in starting well, the mode of separate launching can be taken, slagging tap will ask in this way in the presence of one
Topic：I.e. equipment can not be slagged tap using ribbon conveyer, then at this time screw conveyor slag tap generally can only by Miniature slag trolley,
A pipeful ofly toward conveying outside tunnel, inconvenient and efficiency is very low, influences to produce the duration.
Therefore, a kind of higher dreg removing system of easy to operate and efficiency is provided for shield machine so that screw conveyor can be with
Adapt to increasingly complex external condition, it has also become this field urgent problem at present.
Utility model content
The utility model is mainly solving the technical problems that overcoming the deficiencies of the prior art and provide a kind of easy to operate and imitating
The higher shield machine dreg removing system of rate, can make screw conveyor adapt to increasingly complex external condition, while providing one kind to make
With the shield machine of the shield machine dreg removing system.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of shield machine dreg removing system, including
The ribbon conveyer for conveying dregs outward being arranged below the tail end of screw conveyor and the screw conveyor, it is described
The front end of screw conveyor is arranged in the native storehouse for storing dregs, and the tail end of the screw conveyor is provided with cleanout door,
Be provided with below the cleanout door with the removable connected mud circulation case of the cleanout door, offer on the mud circulation case
The slag inlet of connection corresponding with the cleanout door, and the babinet of the mud circulation case be equipped with for into babinet water filling plus
The mouth of a river and thick liquid discharge mouth for mud to be discharged.
In another embodiment of the utility model, the babinet of the mud circulation case is equipped with for by the babinet
The ash gate of interior dregs discharge, the ribbon conveyer are set to the lower section corresponding position of the ash gate for will be from
The dregs being discharged in the babinet of the mud circulation case is transported to outside.
In another embodiment of the utility model, the ash gate is can be by the row of the babinet of the mud circulation case
Slag exports controllable gate closed, for switching pattern of slagging tap.
In another embodiment of the utility model, the shield machine dreg removing system further includes and the mud circulation case
The slush pump of the thick liquid discharge mouth connection of babinet, the slush pump are used for the slurry transportation in the mud circulation case case to outside.
In another embodiment of the utility model, the shield machine dreg removing system further includes for smashing dregs
Crusher, the crusher are arranged in the native storehouse and positioned at the front ends of screw conveyor, and the crusher is used for shield
The dregs of machine discharge is broken in advance to be conveyed by the screw conveyor outward again.
In another embodiment of the utility model, the shield machine dreg removing system further includes for smashing dregs
Crusher, the crusher are connected to by deslagging pipeline with the ash gate of the mud circulation box body, the crusher it is defeated
For outlet for mud to be discharged, the thick liquid discharge mouth is same outlet with the ash gate.
In another embodiment of the utility model, the shield machine dreg removing system further includes for smashing dregs
Crusher, the crusher are connected to by deslagging pipeline with the thick liquid discharge mouth of the mud circulation box body, the crusher it is defeated
For outlet for mud to be discharged, the thick liquid discharge mouth is different outlets from the ash gate.
In another embodiment of the utility model, the thick liquid discharge mouth is set to the side wall of the mud circulation box body
On, the ash gate is set to the bottom of the mud circulation box body.
In another embodiment of the utility model, it is additionally provided with for the case on the babinet of the mud circulation case
The tamping equipment that body is vibrated；The tamping equipment is attached vibrator, the case for being sticked in the mud circulation case
On body.
The technical solution of the utility model shield machine is：A kind of shield machine, including shield body, that is, above-mentioned shield machine dreg removing system,
The shield machine dreg removing system is set in the shield body.
The utility model has the beneficial effects that：The shield machine dreg removing system of the utility model is set in the end of screw conveyor
One and its removable connected mud circulation case are set, conventional helical conveyer single mode, which can be slagged tap, is converted to pipeline and slags tap and belt
The bimodulus of conveyer is slagged tap pattern, and two kinds of patterns of slagging tap can quickly and easily switch, and is suitable for a variety of geological conditions constructions, behaviour
Make convenient and substantially increase deslagging efficiency, while also effectively reducing construction safety risk.
Description of the drawings
Fig. 1 is the structural schematic diagram of the embodiment one of the utility model shield machine dreg removing system；
Fig. 2 is the partial enlarged view of Fig. 1；
Fig. 3 is the structural schematic diagram of the embodiment two of the utility model shield machine dreg removing system；
Fig. 4 is the structural schematic diagram of the embodiment three of the utility model shield machine dreg removing system；
Fig. 5 is the structural schematic diagram of the example IV of the utility model shield machine dreg removing system；
Fig. 6 is the structural schematic diagram of the embodiment five of the utility model shield machine dreg removing system.
The meaning of each label is as follows in figure：
1. screw conveyor；2. cleanout door；3. mud circulation case；31. filler；32. thick liquid discharge mouth；4. ash gate；5. broken
Broken machine；6. slush pump；7. ribbon conveyer；8. filler pipe road；9. plasma discharge pipeline.
Specific implementation mode
In the description of specific embodiment of the present utility model, it is to be understood that term "center", " longitudinal direction ", " cross
To ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", the instructions such as "outside" side
Position or position relationship are to be based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description the utility model and simplification is retouched
It states, does not indicate or imply the indicated device or element must have a particular orientation, with specific azimuth configuration and operation,
Therefore it should not be understood as limiting the present invention.In addition, term " first ", " second " etc. are used for description purposes only, without
It can be interpreted as indicating or imply relative importance or implicitly indicate the quantity of indicated technical characteristic.Define as a result, " the
One ", the feature of " second " etc. can explicitly or implicitly include one or more this feature.In retouching for the utility model
In stating, unless otherwise indicated, the meaning of " plurality " is refer to two or more.Term "and/or" used in this specification
Include any and all combinations of one or more relevant Listed Items.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense.For example, it may be being fixedly connected, it may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
For the ease of understanding the utility model, in the following with reference to the drawings and specific embodiments, the utility model is carried out more detailed
Thin explanation.The preferred embodiment of the utility model is given in attached drawing.But the utility model can be with many different
Form is realized, however it is not limited to this specification described embodiment.Make to this on the contrary, purpose of providing these embodiments is
The understanding of the disclosure of utility model is more thorough and comprehensive.
As depicted in figs. 1 and 2, shield machine dreg removing system embodiment provided by the utility model, including 1 He of screw conveyor
The ribbon conveyer 7 for conveying dregs outward being arranged below the tail end of screw conveyor, the screw conveyor 1 and shield
The shield body of machine is fixed together, and front end is arranged in the native storehouse for storing dregs, and tail end is provided with cleanout door 2, slags tap
The lower section of door 2 be provided with the removable connected mud circulation case 3 of cleanout door 2, offer on mud circulation case 3 and screw conveyor
Cleanout door 2 correspond to the slag inlet of connection, and the babinet of mud circulation case 3 is equipped with filler 31 for from the water filling to babinet
With the thick liquid discharge mouth 32 for mud to be discharged.
Screw conveyor 1 and shield body, the screw conveyor 1 and cleanout door of shield machine dreg removing system provided by the utility model
2, cleanout door 2 and mud circulation case 3 are removable connected, can be fixed together by bolted connection, certainly, other
The mode of releasable connection such as rivets the simple deformation for belonging to this technology means, all falls in the scope of protection of the utility model
It is interior.
The operation principle of shield machine dreg removing system provided by the utility model is as follows：
According to actual construction environment situation, when dreg removing system is more suitble to conveying outward as a slurry, front end is cut
The dregs of discharge is transported to by screw conveyor 1 at the cleanout door 2 of helical feed drive end unit by turning equipment, and cleanout door 2 is opened
Be connected to, then fall into mud circulation babinet with the slag inlet of mud circulation case afterwards, by the filler 31 that is arranged on babinet to
Add water in mud circulation case, so that it may outside by dregs as a slurry from thick liquid discharge mouth 32 by pipeline to tunnel, that is, realize
Pipeline is slagged tap pattern.
When dreg removing system more is suitble to convey outward in the form of dregs, mud circulation case 3 can be dismantled, i.e. only spiral
When the cleanout door 2 of conveyer 1 and screw conveyor, the dregs of discharge is transported to spiral shell by front end cutting apparatus by screw conveyor
At the cleanout door 2 of rotation conveying drive end unit, cleanout door 2 is opened, and dregs directly falls on ribbon conveyer, conveyed with ribbon conveyer
To tunnel outer, the pattern of slagging tap of ribbon conveyer is realized in this way.
In this way, the dreg removing system can select different patterns of slagging tap according to actual conditions, system can not only be made to adapt to
Complicated external condition, and it is easy to operate, and deslagging efficiency is also more some higher than traditional approach.
Further, second of embodiment for providing shield machine dreg removing system as shown in Figure 3, in order to more easily realize
The switching for pattern that pipeline slags tap pattern and ribbon conveyer is slagged tap, on the basis of embodiment one, in the babinet of mud circulation case 3
Upper setting one is for by the ash gate 4 of the dregs discharge in babinet, the lower section that ribbon conveyer is set to ash gate 4 to correspond to position
It sets and sentences for the dregs being discharged out of mud circulation case babinet to be transported to outside.
Preferably, which is preferably provided at the bottom of the babinet of mud circulation case 3, in going out for conveyer as taped
When slag pattern deslagging, ash gate 4 is opened, dregs can be directly fallen in from the bottom of box on ribbon conveyer, and deslagging effect is preferable.
Certainly, ash gate 4 is also not limited to be arranged, in the bottom of box, to be arranged on the side wall of babinet, can equally reach mesh
, the variation of ash gate installation position belongs to the simple deformation of aforesaid way, falls within the protection scope of the present utility model.
The operation principle of the present embodiment shield machine dreg removing system and embodiment one the difference is that：When dreg removing system more
When being suitble to convey outward as a slurry, it is necessary first to close ash gate 4, be operated later according still further to the mode of embodiment one；And
When dreg removing system more is suitble to convey outward in the form of dregs, it may not be necessary to mud circulation case 3 be dismantled, as long as and closing case
Filler 31 on body and thick liquid discharge mouth 32, and open ash gate 4 can the dregs in 3 babinet of mud circulation case to be drained into belt defeated
It send on machine, then realizes the pattern of slagging tap of ribbon conveyer.This mode switches next more convenient compared with first way.
Further, in order to further increase the efficiency and convenience of switching, ash gate preferably can be by mud circulation case 3
The deslagging of babinet exports automatic controllable gate closed, for switching deslagging mode, avoids manual operation.
Further, the third embodiment for providing shield machine dreg removing system as shown in Figure 4 adds in the present embodiment
It is connected with filler pipe road 8 at the mouth of a river 31, slags tap the deslagging efficiency of pattern to improve pipeline, in the row of 3 babinet of mud circulation case
It starches and a slush pump 6 being connected to thick liquid discharge mouth 32 by pulp pipeline is set at mouth 32, which is used for mud circulation case 3
Mud in case is delivered to tunnel outer by plasma discharge pipeline 9, improves plasma discharge efficiency.
Further, on the basis of first three embodiment, the 4th kind of shield machine dreg removing system is provided as shown in Figure 5
Embodiment, in the present embodiment, the system are also provided with the crusher 5 for smashing dregs, which is arranged in Tu Cang
Front end interior and positioned at screw conveyor, the main function of crusher 5 is the big grain size (ovum that shield machine is discharged in the present embodiment
Stone) the broken screw conveyor 1 that passes through again conveys dregs outward in advance, avoid the inconvenience of big grain size dregs transmission.
Further, on the basis of first three embodiment, the 5th kind of shield machine dreg removing system is provided as shown in Figure 6
Embodiment, in the present embodiment, the system are also provided with the crusher 5 for smashing dregs, which passes through scum pipe
Road is connected to the ash gate 4 of 3 babinet of mud circulation case, and the output end of crusher 5 is for mud to be discharged, in the present embodiment,
It is set as thick liquid discharge mouth 32 and ash gate 4 same outlet, i.e., not to set thick liquid discharge mouth separately on the side wall of 3 babinet of mud circulation case.This
The operation principle of embodiment is different from first three embodiment, and operation principle is as follows：
When dreg removing system is more suitble to conveying outward as a slurry, ash gate 4 is opened, shield machine discharge is delivered to
Big grain size (cobble) dregs of mud circulation case 3 is transported to by deslagging pipeline in crusher 5, by it by big grain size (cobble)
Dregs is broken for small particle dregs, at the same during broken by the filler 31 that is arranged on mud circulation case 3 always to
Water filling in babinet, i.e., it is broken to be carried out at the same time with slurry, it can be discharged after broken completion by plasma discharge pipeline 9, is certainly
Slush pump 6 can be arranged in the outlet end of crusher in raising deslagging efficiency.It should be noted that the present embodiment is broken
When synchronize plus water slurry, in addition can also use it is broken add water slurry later by the way of, in this way when only need
It is arranged after crusher accordingly plus wetting system, the variation belongs to the simple deformation of this technology means, falls new in this practicality
In the protection domain of type.
When dreg removing system more is suitble to convey outward in the form of dregs, since thick liquid discharge mouth 32 and ash gate 4 are set as same
One outlet, it is necessary to which dismantle manually deslagging pipeline and its crusher 5 of connection etc. close the filler 31 on babinet, and open
Ash gate 4, you can drain into the dregs in 3 babinet of mud circulation case on ribbon conveyer, the belt for becoming embodiment two is defeated
Send the pattern of slagging tap of machine.
In addition, the deformation as the 5th kind of embodiment, the utility model provides the 6th kind of reality of shield machine dreg removing system
Apply example, the embodiment and the 5th kind of embodiment the difference is that, although will crusher mud is set to by deslagging pipeline
Starch the exit of circulation case 3, but thick liquid discharge mouth 32 with ash gate 4 is different outlets in the present embodiment, crusher passes through scum pipe
Road is connected to the thick liquid discharge mouth 32 of 3 babinet of mud circulation case, and the output end of crusher 5 is for mud to be discharged.
Preferably, thick liquid discharge mouth 32 is set on the side wall of mud circulation box body, crusher passes through deslagging pipeline and mud
The thick liquid discharge mouth 32 for starching 3 babinet of circulation case is connected to, and ash gate 4 is set to the bottom of 32 babinet of mud circulation case, and ribbon conveyer 7 is set
It is placed in the corresponding position of 4 lower section of ash gate.
Alternatively, thick liquid discharge mouth 32 can also be set to the bottom of mud circulation box body, crusher by deslagging pipeline with
The thick liquid discharge mouth 32 of 3 babinet of mud circulation case is connected to, and ash gate 4 is set on the side wall of 32 babinet of mud circulation case, belt conveying
Machine 7 is still set to the corresponding position of 4 lower section of ash gate.
Alternatively, it is also possible to which thick liquid discharge mouth 32 and ash gate 4 to be arranged to the bottom of mud circulation case 3, crusher passes through row
Slag pipeline is connected to the thick liquid discharge mouth 32 of 3 babinet of mud circulation case, and ribbon conveyer 7 is still set to the correspondence position of 4 lower section of ash gate
Set place.
Above-mentioned these types mode can realize the switching that pipeline is slagged tap with the pattern of slagging tap of ribbon conveyer.All above-mentioned classes
It is the simple deformation of this technology means like transformation, falls within the protection scope of the present utility model.
Further, in order to further increase discharge effect of the dregs from mud circulation case 3, the utility model provides
7th kind of embodiment of shield machine dreg removing system, on the basis of which is aforementioned various embodiments, in mud circulation case 3
The tamping equipment (not shown) that the babinet is vibrated in setting on babinet, the preferred attached vibrator of the tamping equipment,
Babinet for being sticked in mud circulation case 3.Attached vibrator is usually to select the motor with effect of vibration, work
When vibrator generate vibration wave be transmitted to the dregs in babinet, make it be more easy to fall off out of babinet.
It should be noted that：Filler 31 in the various embodiments described above can also be passed through the slurries of low concentration, i.e., will be from row
Mud circulation case 3 is back to by filler 31 again after the slurry dilution separation that slurry mouth 32 is discharged, be used for will be defeated in native storehouse
It being discharged as a slurry convenient for it with dilution in the dregs brought, such mode can utilize the serum recycle of discharge,
Using water wisely.
The utility model additionally provides a kind of shield machine, including shield body, which further includes described in above-described embodiment
Shield machine dreg removing system, the shield machine dreg removing system are set in the shield body.The shield machine of the utility model equally has
The various advantages of above-mentioned dreg removing system.
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every
Equivalent structure transformation made based on the specification and figures of the utility model, it is relevant to be applied directly or indirectly in other
Technical field is included in the scope of patent protection of the utility model.
Claims (10)
1. being used for for being arranged below a kind of shield machine dreg removing system, including the tail end of screw conveyor and the screw conveyor will
The front end of the ribbon conveyer that dregs conveys outward, the screw conveyor is arranged in the native storehouse for storing dregs, special
Sign is that the tail end of the screw conveyor is provided with cleanout door, and being provided with below the cleanout door can with the cleanout door
It tears connected mud circulation case open, the slag inlet of connection corresponding with the cleanout door is offered on the mud circulation case, and described
The babinet of mud circulation case is equipped with for the filler of water filling into babinet and the thick liquid discharge mouth for mud to be discharged.
2. shield machine dreg removing system according to claim 1, which is characterized in that the babinet of the mud circulation case is equipped with
For by the ash gate of the dregs discharge in the babinet, the lower section that the ribbon conveyer is set to the ash gate to correspond to position
It sets and sentences for the dregs being discharged out of the mud circulation case babinet to be transported to outside.
3. shield machine dreg removing system according to claim 2, which is characterized in that the ash gate is can be by the mud ring
The deslagging for flowing the babinet of case exports controllable gate closed, for switching pattern of slagging tap.
4. shield machine dreg removing system according to claim 1, which is characterized in that the shield machine dreg removing system further include with
The slush pump of the thick liquid discharge mouth connection of the mud circulation box body, the slush pump are used for the mud in the mud circulation case case
Slurry is delivered to outside.
5. shield machine dreg removing system according to any one of claims 1-4, which is characterized in that shield machine deslagging system
System further includes the crusher for smashing dregs, and the crusher is arranged in the native storehouse and before screw conveyor
End, the crusher are used to the dregs that shield machine is discharged being crushed in advance and be conveyed outward by the screw conveyor again.
6. according to the shield machine dreg removing system described in claim 2-4 any one, which is characterized in that shield machine deslagging system
System further includes the crusher for smashing dregs, the row that the crusher passes through deslagging pipeline and the mud circulation box body
Slag door is connected to, and for the output end of the crusher for mud to be discharged, the thick liquid discharge mouth is same outlet with the ash gate.
7. according to the shield machine dreg removing system described in claim 2-4 any one, which is characterized in that shield machine deslagging system
System further includes the crusher for smashing dregs, the row that the crusher passes through deslagging pipeline and the mud circulation box body
Mouth connection is starched, for the output end of the crusher for mud to be discharged, the thick liquid discharge mouth is different outlets from the ash gate.
8. shield machine dreg removing system according to claim 7, which is characterized in that the thick liquid discharge mouth is set to the mud ring
On the side wall for flowing box body, the ash gate is set to the bottom of the mud circulation box body.
9. shield machine dreg removing system according to claim 8, which is characterized in that also set on the babinet of the mud circulation case
It is equipped with the tamping equipment for being vibrated to the babinet；The tamping equipment is attached vibrator, for being sticked described
On the babinet of mud circulation case.
10. a kind of shield machine, including shield body, which is characterized in that further include shield machine as described in any one of claims 1-9
Dreg removing system, the shield machine dreg removing system are set in the shield body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721864126.9U CN207686729U (en) | 2017-12-27 | 2017-12-27 | A kind of shield machine dreg removing system and the shield machine with dreg removing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721864126.9U CN207686729U (en) | 2017-12-27 | 2017-12-27 | A kind of shield machine dreg removing system and the shield machine with dreg removing system |
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| Publication Number | Publication Date |
|---|---|
| CN207686729U true CN207686729U (en) | 2018-08-03 |
Family
ID=62992843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721864126.9U Active CN207686729U (en) | 2017-12-27 | 2017-12-27 | A kind of shield machine dreg removing system and the shield machine with dreg removing system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107989629A (en) * | 2017-12-27 | 2018-05-04 | 中铁工程装备集团有限公司 | A kind of shield machine dreg removing system and the shield machine with dreg removing system |
| CN109505617A (en) * | 2018-12-28 | 2019-03-22 | 中铁工程装备集团有限公司 | A kind of rock tunnel(ling) machine |
| CN110700850A (en) * | 2019-11-28 | 2020-01-17 | 湖南合盾工程刀具有限公司 | Shield constructs slag extractor of machine |
| CN111119916A (en) * | 2019-12-20 | 2020-05-08 | 中铁工程装备集团有限公司 | Slurry-soil pressure dual-mode shield machine loaded with double crushers and slag discharge method |
| CN111425215A (en) * | 2020-04-24 | 2020-07-17 | 济南重工集团有限公司 | Double slag outlet door structure of shield machine screw conveyer |
-
2017
- 2017-12-27 CN CN201721864126.9U patent/CN207686729U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107989629A (en) * | 2017-12-27 | 2018-05-04 | 中铁工程装备集团有限公司 | A kind of shield machine dreg removing system and the shield machine with dreg removing system |
| CN109505617A (en) * | 2018-12-28 | 2019-03-22 | 中铁工程装备集团有限公司 | A kind of rock tunnel(ling) machine |
| CN110700850A (en) * | 2019-11-28 | 2020-01-17 | 湖南合盾工程刀具有限公司 | Shield constructs slag extractor of machine |
| CN111119916A (en) * | 2019-12-20 | 2020-05-08 | 中铁工程装备集团有限公司 | Slurry-soil pressure dual-mode shield machine loaded with double crushers and slag discharge method |
| CN111425215A (en) * | 2020-04-24 | 2020-07-17 | 济南重工集团有限公司 | Double slag outlet door structure of shield machine screw conveyer |
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