CN116084974A - Shield constructs machine with secondary crushing function - Google Patents
Shield constructs machine with secondary crushing function Download PDFInfo
- Publication number
- CN116084974A CN116084974A CN202310238264.XA CN202310238264A CN116084974A CN 116084974 A CN116084974 A CN 116084974A CN 202310238264 A CN202310238264 A CN 202310238264A CN 116084974 A CN116084974 A CN 116084974A
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- China
- Prior art keywords
- shield
- front shield
- assembly
- secondary crushing
- rear side
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- Pending
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- 238000001125 extrusion Methods 0.000 claims abstract description 24
- 238000000227 grinding Methods 0.000 claims abstract description 18
- 239000002689 soil Substances 0.000 claims description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 32
- 238000002347 injection Methods 0.000 claims description 21
- 239000007924 injection Substances 0.000 claims description 21
- 230000005641 tunneling Effects 0.000 claims description 16
- 238000005086 pumping Methods 0.000 claims description 13
- 239000004575 stone Substances 0.000 abstract description 42
- 238000009412 basement excavation Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000003673 groundwater Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- E21D9/0657—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 structurally associated with rock crushers
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- 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)
- Architecture (AREA)
- Structural Engineering (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a shield machine with a secondary crushing function, relates to the technical field of shield machines, and solves the problems that when a shield machine is used for excavating, earth and stones at the edge of an excavating area are difficult to excavate, so that the earth and stones at the edge of the excavating area are easy to cause blockage of a collecting position, and when a relatively loose area is excavated, earth at the edge area is easy to collapse and directly fall into the collecting area, so that partial stones are easy to exist and cannot be crushed completely, and the earth and stones are difficult to pass through collecting holes. The shield machine with the secondary crushing function comprises a cutter head assembly, wherein a front shield assembly is movably arranged at the rear side of the cutter head assembly, and a rear shield assembly is arranged at the rear side of the front shield assembly. According to the invention, through the cooperation of the grinding rod and the extrusion rod, when the device is used for crushing stone blocks through the extrusion rod, the grinding rod can rotate to pass through the surface of the extrusion rod, so that the surface of the stone blocks can be impacted by the grinding rod, further the stone blocks are crushed, and the residual stone blocks are prevented.
Description
Technical Field
The invention relates to the technical field of shield machines, in particular to a shield machine with a secondary crushing function.
Background
The shield tunneling machine is a tunnel tunneling machine using a shield tunneling method. The construction method of the shield is that the tunneling machine constructs a 'shield' of a tunnel while tunneling, and is different from an open construction method, and soil and muddy water are collected in areas with harder soil and lower water content or areas with higher water content by different methods;
the basic working principle of the shield tunneling machine is that a cylindrical steel component excavates soil while pushing forward along the axis of a tunnel. The shell of the cylinder assembly, i.e. the shield, serves as a temporary support for the excavated, as yet unlined tunnel section, withstanding the pressure of the surrounding earth layer and sometimes also the groundwater pressure and keeping the groundwater out. The operations of digging, discharging soil, lining and the like are carried out under the shield of the shield.
When the existing shield machine is used for excavating, earth and stone blocks at the edge of an excavating area are difficult to excavate, so that the earth and stone blocks are easy to block a collecting position, and when the relatively loose area is excavated, earth at the edge area is easy to collapse and directly falls into the collecting area, so that partial stones are easy to exist and cannot be completely crushed, and the stones are difficult to pass through the collecting holes; therefore, the existing requirements are not met, and a shield tunneling machine with a secondary crushing function is provided.
Disclosure of Invention
The invention aims to provide a shield machine with a secondary crushing function, which solves the problems that when the shield machine is used for excavating, earth and stones at the edge of an excavating area are difficult to excavate, so that the collecting position is easy to be blocked, and when a relatively loose area is excavated, earth at the edge area is easy to collapse and directly fall into the collecting area, so that partial stones are easy to be difficult to completely crushed, and the like.
In order to achieve the above purpose, the present invention provides the following technical solutions: the shield machine with the secondary crushing function comprises a cutter head assembly, wherein a front shield assembly is movably arranged at the rear side of the cutter head assembly, a rear shield assembly is arranged at the rear side of the front shield assembly, and a pedestrian gate is arranged on the surface of the front shield assembly;
the front shield assembly comprises a front shield shell, a front shield fixing plate, a soil collecting hole, a driving disc, a central revolving body, a propelling jack, a hinged hydraulic motor, a soil collecting groove, a muddy water inlet hole and an extrusion rod, wherein the front shield shell is movably arranged on the rear side surface of the cutterhead assembly, the front shield fixing plate is fixedly arranged at the position, close to the front side, inside the front shield shell, of the front shield shell, the soil collecting groove is formed between the front side position of the front shield fixing plate and the front shield shell, and a plurality of extrusion rods are fixedly arranged inside the soil collecting groove.
Preferably, the cutter head assembly comprises a cutter head, a central hob, a double-edge hob, a single-edge hob, an injection port protecting knife and a grinding rod, wherein the central hob is movably arranged at the central position of the front side surface of the cutter head, and a plurality of double-edge hobs are movably arranged on the front side surface of the cutter head.
Preferably, the rear shield assembly comprises a rear shield shell, a water pumping pipe and a connecting bridge linkage rod, wherein the rear side position of the front shield shell is movably mounted on the rear shield shell, the water pumping pipe is movably mounted in the rear shield shell, one end of the water pumping pipe is movably clamped into the front shield assembly through one end of the rear shield shell, the other end of the water pumping pipe extends to the outer side of the other end of the rear shield shell, and the connecting bridge linkage rod is movably mounted in the rear shield shell.
Preferably, the front side surface of the cutterhead is movably provided with four single-edge hob at a position close to the outer ring, the surface of the outer ring of the cutterhead is movably provided with three edge hob, the surface of the cutterhead is movably provided with a plurality of injection port protection cutters, and the injection port protection cutters are all provided with injection ports.
Preferably, a central revolving body is movably arranged at the central position of the rear side surface of the front shield fixing plate, and a plurality of driving discs are movably arranged on the rear side surface of the front shield fixing plate.
Preferably, the rear side of the front shield fixing plate is movably provided with a plurality of hydraulic motors, the rear side surface of the front shield shell is movably provided with a plurality of propelling jacks, and the rear side surface of the front shield shell is movably provided with a plurality of hinged hydraulic pressures.
Preferably, the position that is close to the bottom inside earth collecting vat is equipped with a plurality of muddy water inlet holes, the position that the shield fixed plate surface is close to the below is equipped with earth collecting hole, the inside movable mounting in earth collecting hole has movable baffle.
Preferably, the extrusion rod is attached to the surface of the grinding rod.
Preferably, the articulated hydraulic pressure is movably connected with the inside of the rear shield shell, and one end of the rear side of the propelling jack is movably connected with the front side of the rear shield shell.
Preferably, the surface of the front shield fixing plate is movably provided with a pedestrian gate.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, by matching the single-blade hob with the edge hob, when the device is used, soil at the front edge can be excavated through the single-blade hob and the edge hob, so that the soil at the edge can be crushed, and the soil at the edge can be prevented from directly entering the interior of the soil collecting tank to cause the blockage of mud water inlet holes, so that the soil is difficult to discharge. Through the arrangement of the injection port protection knife, when the device is used for excavating, the injection port protection knife can protect the injection port position on the surface of the cutterhead, and soil is prevented from entering the front shield assembly through the injection port to influence the operation on the front side of the device;
2. according to the invention, through the arrangement of the extrusion rod, when the device is used for excavating soil with high water content, after the soil is crushed by the center hob and the double-edge hob, the soil mixed with stones can directly fall into the soil collecting tank due to the wetting of the soil and is not crushed by the single-edge hob and the edge hob, and at the moment, partial stones are not completely crushed, so that the stones are difficult to pass through the inside of the muddy water inlet hole, the soil collecting tank is blocked, and at the moment, the non-crushed stones are extruded by the rotation of the cutter head assembly and the extrusion rod, so that the stones are secondarily crushed, and the situation that stones are blocked in the soil collecting tank is avoided. Through the cooperation of grinding pole and extrusion pole, when the device is breaking the stone through the extrusion pole, the accessible grinding pole rotates the surface that makes the stone through the extrusion pole and can be by the striking of grinding pole and drive, and then make the stone further broken, prevent to have remaining stone.
Drawings
FIG. 1 is a front view of a cutterhead assembly of the present invention;
FIG. 2 is a cross-sectional side view of the entirety of the present invention;
FIG. 3 is a side view, partially in section, of the front shield assembly of the present invention;
FIG. 4 is a rear view of the front shield assembly of the present invention;
FIG. 5 is a front view of the front shield assembly of the present invention;
fig. 6 is a schematic partial structure of the portion a of the present invention.
In the figure: 1. a cutterhead assembly; 101. a cutterhead; 102. a center hob; 103. double-edge hob; 104. a single-blade hob; 105. an edge hob; 106. an injection port protection knife; 107. a grinding rod; 2. a front shield assembly; 201. a front shield housing; 202. a front shield fixing plate; 203. soil collection holes; 204. a drive plate; 205. a center revolving body; 206. a jack is pushed; 207. hinging hydraulic pressure; 208. a hydraulic motor; 209. a soil collection tank; 210. mud water inlet holes; 211. an extrusion rod; 3. a rear shield assembly; 301. a rear shield housing; 302. a water pumping pipe; 303. a connecting bridge linkage rod; 4. a pedestrian gate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1 to 6, an embodiment of the present invention provides: the shield machine with the secondary crushing function comprises a cutter head assembly 1, wherein a front shield assembly 2 is movably arranged on the rear side of the cutter head assembly 1, a rear shield assembly 3 is arranged on the rear side of the front shield assembly 2, and a pedestrian gate 4 is arranged on the surface of the front shield assembly 2;
the front shield assembly 2 comprises a front shield shell 201, a front shield fixing plate 202, a soil collecting hole 203, a driving disc 204, a central revolving body 205, a propelling jack 206, a hinged hydraulic pressure 207, a hydraulic motor 208, a soil collecting groove 209, a mud water inlet 210 and a squeeze rod 211, wherein the front shield shell 201 is movably mounted on the rear side surface of the cutterhead assembly 1, the front shield fixing plate 202 is fixedly mounted at the position, close to the front side, inside the front shield shell 201, of the front shield fixing plate 202, the soil collecting groove 209 is arranged between the front side position of the front shield fixing plate 202 and the front shield shell 201, and a plurality of squeeze rods 211 are fixedly mounted inside the soil collecting groove 209.
Through adopting above-mentioned technical scheme, through the setting of extrusion bar 211, when the device excavates the earth that the water content is great, after the earth is broken through center hobbing cutter 102 and twolip hobbing cutter 103, can lead to mixing the earth of stone and directly falling into the inside of earth collecting vat 209 and not breaking through single sword hobbing cutter 104 and edge hobbing cutter 105 owing to the moist of soil this moment, owing to there is partial stone to fail to break completely this moment, lead to it to be difficult to pass through muddy water inlet 210's inside, and lead to earth collecting vat 209 position to block up, at this moment extrude uncrushed stone through the rotation of blade disc subassembly 1 and extrusion bar 211, and then carry out the secondary breakage with the stone, in order to avoid the inside condition of stone card dead in earth collecting vat 209.
Further, the cutterhead assembly 1 comprises a cutterhead 101, a central hob 102, a double-edge hob 103, a single-edge hob 104, an edge hob 105, an injection port protection hob 106 and a grinding rod 107, wherein the central hob 102 is movably arranged at the central position of the front surface of the cutterhead 101, and a plurality of double-edge hobs 103 are movably arranged on the front surface of the cutterhead 101.
Through adopting above-mentioned technical scheme, through the setting of filling opening protection sword 106, make the device when carrying out the excavation work, the accessible filling opening protection sword 106 protects the filling opening position on blade disc 101 surface, prevents that earth from entering the inside of front shield subassembly 2 through the filling opening and influencing the operation of device positive side.
Further, the rear shield assembly 3 includes a rear shield housing 301, a water pumping pipe 302 and a connecting bridge linkage 303, the rear shield housing 301 is movably mounted at a rear side position of the front shield housing 201, the water pumping pipe 302 is movably mounted in the rear shield housing 301, one end of the water pumping pipe 302 is movably clamped into the front shield assembly 2 through one end of the rear shield housing 301, the other end of the water pumping pipe 302 extends to the outer side of the other end of the rear shield housing 301, and the connecting bridge linkage 303 is movably mounted in the rear shield housing 301.
Further, four single-edge hob 104 are movably mounted on the front surface of the cutterhead 101 near the outer ring, three edge hob 105 are movably mounted on the outer ring surface of the cutterhead 101, a plurality of injection port protection blades 106 are movably mounted on the surface of the cutterhead 101, and injection ports are formed in the positions of the injection port protection blades 106.
Through adopting above-mentioned technical scheme, through the cooperation of single-edge hobbing cutter 104 and edge hobbing cutter 105, make the device when using, accessible single-edge hobbing cutter 104 and edge hobbing cutter 105 excavate the earth of front edge department to make it can break up the earth of border, prevent that the earth of edge from directly getting into the inside of earth collecting vat 209 from leading to muddy water inlet 210 position to block up and be difficult to discharge earth.
Further, a center revolving body 205 is movably mounted at a center position of the rear side surface of the front shield fixing plate 202, and a plurality of driving disks 204 are movably mounted at the rear side surface of the front shield fixing plate 202.
Further, a plurality of hydraulic motors 208 are movably mounted on the rear side of the front shield fixing plate 202, a plurality of propulsion jacks 206 are movably mounted on the rear side surface of the front shield housing 201, and a plurality of hinge hydraulic pressures 207 are movably mounted on the rear side surface of the front shield housing 201.
Through adopting above-mentioned technical scheme, through the setting of propulsion jack 206, make the device when using, the accessible propulsion jack 206 makes the front shield shell 201 forward impel, and then makes the rear outflow section of jurisdiction position convenient concatenation.
Further, a plurality of mud water inlet holes 210 are formed in the soil collecting groove 209 near the bottom end, soil collecting holes 203 are formed in the front shield fixing plate 202 near the lower surface, and movable baffles are movably mounted in the soil collecting holes 203.
Further, the pressing rod 211 is attached to the surface of the polishing rod 107.
Through adopting above-mentioned technical scheme, through the cooperation of grinding rod 107 and extrusion bar 211, when the device is breaking the stone through extrusion bar 211, the accessible grinding rod 107 rotates the surface that makes the stone through extrusion bar 211 and can be by grinding rod 107 striking and drive, and then makes the stone further broken, prevents to have remaining stone.
Further, the articulated hydraulic pressure 207 is movably connected to the inside of the rear shield housing 301, and the rear side ends of the propulsion jacks 206 are movably connected to the front side of the rear shield housing 301.
Through adopting above-mentioned technical scheme, through the setting of articulated hydraulic pressure 207, the back shield shell 301 can be pulled forward the direction of shield shell 201 through articulated hydraulic pressure 207 after the forward shield shell 201 is pushed forward by propulsion jack 206, and then makes the device realize the function of forward propulsion excavation.
Further, the front shield fixing plate 202 is movably mounted with the pedestrian gate 4 on the surface thereof.
Working principle: during the use, through the cooperation of single sword hobbing cutter 104 and edge hobbing cutter 105, make the device when using, accessible single sword hobbing cutter 104 and edge hobbing cutter 105 excavate the earth of front edge department to make it can break up the earth of edge, prevent that the earth of edge from directly getting into the inside of earth collecting vat 209 from leading to muddy water inlet 210 position to block up and be difficult to discharge earth. By arranging the injection port protection knife 106, when the device is used for excavating, the injection port protection knife 106 can protect the injection port position on the surface of the cutter disc 101, and soil is prevented from entering the front shield assembly 2 through the injection port to influence the operation on the front side of the device.
Through the setting of extrusion bar 211, when the device excavates the earth that the water content is great, behind the earth through center hobbing cutter 102 and twolip hobbing cutter 103 broken, can lead to mixing the earth of stone and directly falling into the inside of earth collecting vat 209 and not breaking through single sword hobbing cutter 104 and edge hobbing cutter 105 owing to the moist of soil this moment, owing to there is partial stone not broken completely, lead to it to be difficult to pass through muddy water inlet 210's inside, and lead to earth collecting vat 209 position to block up, at this moment extrude uncrushed stone through the rotation of blade disc subassembly 1 with extrusion bar 211, and then carry out the secondary breakage with the stone, in order to avoid the inside condition of stone card dead in earth collecting vat 209. Through the cooperation of grinding rod 107 and extrusion bar 211, when the device is breaking the stone through extrusion bar 211, accessible grinding rod 107 rotates the surface through extrusion bar 211 and makes the surface of stone can be impinged by grinding rod 107 and pass, and then makes the stone further broken, prevents to have remaining stone.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. The utility model provides a shield constructs machine with secondary crushing function, includes blade disc subassembly (1), its characterized in that: a front shield assembly (2) is movably arranged at the rear side of the cutter head assembly (1), a rear shield assembly (3) is arranged at the rear side of the front shield assembly (2), and a pedestrian gate (4) is arranged on the surface of the front shield assembly (2);
the front shield assembly (2) comprises a front shield shell (201), a front shield fixing plate (202), a soil collecting hole (203), a driving disc (204), a center revolving body (205), a propelling jack (206), a hinged hydraulic motor (207), a hydraulic motor (208), a soil collecting groove (209), a muddy water inlet hole (210) and an extrusion rod (211), wherein the front shield shell (201) is movably mounted on the rear side surface of the cutterhead assembly (1), the front shield fixing plate (202) is fixedly mounted at the position, close to the front side, inside the front shield shell (201), of the front shield fixing plate (202), the soil collecting groove (209) is arranged between the front side position of the front shield fixing plate (202) and the front shield shell (201), and a plurality of extrusion rods (211) are fixedly mounted inside the soil collecting groove (209).
2. The shield tunneling machine with secondary crushing function according to claim 1, characterized in that: the cutter head assembly (1) comprises a cutter head (101), a center hob (102), a double-edge hob (103), a single-edge hob (104), an edge hob (105), an injection port protection knife (106) and a grinding rod (107), wherein the center of the front side surface of the cutter head (101) is movably provided with the center hob (102), and the front side surface of the cutter head (101) is movably provided with a plurality of double-edge hobs (103).
3. The shield tunneling machine with secondary crushing function according to claim 1, characterized in that: the rear shield assembly (3) comprises a rear shield shell (301), a water pumping pipe (302) and a connecting bridge linkage rod (303), wherein the rear side of the front shield shell (201) is movably mounted on the rear shield shell (301), the water pumping pipe (302) is movably mounted in the rear shield shell (301), one end of the water pumping pipe (302) is movably clamped into the front shield assembly (2) through one end of the rear shield shell (301), and the other end of the water pumping pipe (302) extends to the outer side of the other end of the rear shield shell (301), and the connecting bridge linkage rod (303) is movably mounted in the rear shield shell (301).
4. The shield tunneling machine with secondary crushing function according to claim 1, characterized in that: four single-edge hob (104) are movably mounted at the position, close to the outer ring, of the front side surface of the cutterhead (101), three edge hob (105) are movably mounted at the outer ring surface of the cutterhead (101), a plurality of injection port protection cutters (106) are movably mounted on the surface of the cutterhead (101), and injection ports are formed in the positions of the injection port protection cutters (106).
5. The shield tunneling machine with secondary crushing function according to claim 1, characterized in that: the center of the rear side surface of the front shield fixing plate (202) is movably provided with a center revolving body (205), and the rear side surface of the front shield fixing plate (202) is movably provided with a plurality of driving disks (204).
6. The shield tunneling machine with secondary crushing function according to claim 1, characterized in that: the rear side of front shield fixed plate (202) movable mounting has a plurality of hydraulic motor (208), the rear side surface movable mounting of front shield shell (201) has a plurality of jack (206) that impels, the rear side surface movable mounting of front shield shell (201) has a plurality of articulated hydraulic pressures (207).
7. The shield tunneling machine with secondary crushing function according to claim 1, characterized in that: the position inside being close to the bottom of earth collecting vat (209) is equipped with a plurality of muddy water inlet holes (210), the position that shield fixed plate (202) surface is close to the below is equipped with earth collecting hole (203), the inside movable mounting in earth collecting hole (203) has movable baffle.
8. The shield tunneling machine with secondary crushing function according to claim 1, characterized in that: the pressing rod (211) is attached to the surface of the grinding rod (107).
9. The shield tunneling machine with secondary crushing function according to claim 1, characterized in that: the articulated hydraulic pressure (207) is movably connected with the inside of the rear shield shell (301), and one end of the rear side of the propelling jack (206) is movably connected with the front side of the rear shield shell (301).
10. The shield tunneling machine with secondary crushing function according to claim 1, characterized in that: the surface of the front shield fixing plate (202) is movably provided with a pedestrian gate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310238264.XA CN116084974A (en) | 2023-03-14 | 2023-03-14 | Shield constructs machine with secondary crushing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310238264.XA CN116084974A (en) | 2023-03-14 | 2023-03-14 | Shield constructs machine with secondary crushing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116084974A true CN116084974A (en) | 2023-05-09 |
Family
ID=86206659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310238264.XA Pending CN116084974A (en) | 2023-03-14 | 2023-03-14 | Shield constructs machine with secondary crushing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116084974A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102364049A (en) * | 2011-10-19 | 2012-02-29 | 中铁隧道装备制造有限公司 | Hard rock composite TBM (Tunnel Boring Machine) suitable for composite stratum and tunneling mode thereof |
| CN202531186U (en) * | 2012-02-13 | 2012-11-14 | 盾建重工制造有限公司 | Hard rock shield tunneling machine of trapezoid shaft hobbing cutter |
| CN104453927A (en) * | 2013-09-23 | 2015-03-25 | 中铁隧道装备制造有限公司 | Double-hinged-joint double-mode anti-explosion type inclined shaft full face rock tunnel boring machine |
| CN104929652A (en) * | 2015-05-25 | 2015-09-23 | 中铁工程装备集团有限公司 | Variable-position shearing and breaking device of compound stratum pipe pushing machine |
| CN105443138A (en) * | 2015-12-28 | 2016-03-30 | 中铁工程装备集团有限公司 | Small-diameter hard rock pipe-jacking machine suitable for complex strata |
| CN109083651A (en) * | 2018-09-21 | 2018-12-25 | 中铁工程装备集团有限公司 | A kind of unlimited double mode rock tunnel(ling) machine of muddy water |
-
2023
- 2023-03-14 CN CN202310238264.XA patent/CN116084974A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102364049A (en) * | 2011-10-19 | 2012-02-29 | 中铁隧道装备制造有限公司 | Hard rock composite TBM (Tunnel Boring Machine) suitable for composite stratum and tunneling mode thereof |
| CN202531186U (en) * | 2012-02-13 | 2012-11-14 | 盾建重工制造有限公司 | Hard rock shield tunneling machine of trapezoid shaft hobbing cutter |
| CN104453927A (en) * | 2013-09-23 | 2015-03-25 | 中铁隧道装备制造有限公司 | Double-hinged-joint double-mode anti-explosion type inclined shaft full face rock tunnel boring machine |
| CN104929652A (en) * | 2015-05-25 | 2015-09-23 | 中铁工程装备集团有限公司 | Variable-position shearing and breaking device of compound stratum pipe pushing machine |
| CN105443138A (en) * | 2015-12-28 | 2016-03-30 | 中铁工程装备集团有限公司 | Small-diameter hard rock pipe-jacking machine suitable for complex strata |
| CN109083651A (en) * | 2018-09-21 | 2018-12-25 | 中铁工程装备集团有限公司 | A kind of unlimited double mode rock tunnel(ling) machine of muddy water |
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