CN111828024B - Adjustable receiving platform of tunnel boring equipment - Google Patents
Adjustable receiving platform of tunnel boring equipment Download PDFInfo
- Publication number
- CN111828024B CN111828024B CN202010692120.8A CN202010692120A CN111828024B CN 111828024 B CN111828024 B CN 111828024B CN 202010692120 A CN202010692120 A CN 202010692120A CN 111828024 B CN111828024 B CN 111828024B
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- Prior art keywords
- pier
- column
- plate
- receiving platform
- columns
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H5/00—Buildings or groups of buildings for industrial or agricultural purposes
- E04H5/02—Buildings or groups of buildings for industrial purposes, e.g. for power-plants or factories
Abstract
The invention relates to the field of building structures, and discloses an adjustable receiving platform of tunneling equipment, which comprises a pier column assembly, an inter-column supporting assembly and a receiving platform assembly; the pier column assembly comprises a plurality of pier column combination columns and a combination lock catch, the pier column combination columns are formed by stacking a plurality of pier columns, the combination lock catch comprises a transverse connecting plate, a connecting wing plate and a hinged support, two adjacent pier column combination columns are connected through a plurality of inter-column supporting assemblies, the inter-column supporting assemblies comprise two cross-shaped center connecting plates and four connecting arms, the receiving platform assembly comprises a plurality of receiving flat plates, the tops of the pier column combination columns are connected with the receiving flat plates through square flange plates, and the bottoms of the pier column combination columns are fixed on the ground through the square flange plates. The receiving platform is simple to assemble, is not influenced by weather, can be used at any time, can flexibly adjust the distance and the height of the pier column combination column according to the requirement, and can meet the requirement only by increasing the height of the pier column or the length of the connecting arm of the supporting component between the columns for different heights or distance requirements.
Description
Technical Field
The invention relates to the field of buildings, in particular to a receiving platform of tunneling equipment.
Background
With the increase of urban construction speed in China, a series of underground traffic channels such as subway tunnels, submarine tunnels, river-crossing tunnels and the like are being constructed. In the construction process of tunnel engineering, tunnel tunneling equipment represented by a shield machine greatly accelerates the construction process and improves the construction quality.
However, tunnelling equipment is generally bulky and heavy and needs to be retrieved from the ground to the surface after the construction has been completed. In general, the construction work of the reinforced concrete receiving structure can be carried out in advance at a preset hole outlet position, but the construction of the reinforced concrete structure below the ground is complex and difficult, long time is needed for forming enough strength, the project is greatly influenced by weather, the construction period is often changed, and therefore the problem cannot be well solved by using the reinforced concrete receiving structure.
Disclosure of Invention
The technical effect of the invention can overcome the technical problems and provides an adjustable receiving platform of tunnel boring equipment.
In order to achieve the purpose, the adjustable receiving platform of the tunneling equipment comprises a pier column assembly, an inter-column supporting assembly and a receiving platform assembly;
the pier column assembly comprises a plurality of pier column combined columns and combined lock catches, the pier column combined columns are formed by stacking a plurality of pier columns, the column bodies of the pier columns are square, square flange plates are arranged at two ends of the column bodies, and the pier columns are connected through flanges; the combined lock catch comprises a transverse connecting plate, connecting wing plates and a hinged support, wherein the upper side and the lower side of the transverse connecting plate are respectively connected with one connecting wing plate, the thickness of the transverse connecting plate is larger than that of the connecting wing plates, a clamping groove is formed in the inner side surface of the transverse connecting plate, and the hinged support is fixed on the outer side surface; the clamping groove is clamped on the square flange plates which are adjacent up and down and are connected with the pier stud and fixed through bolts, and the connecting wing plates are fixed with the pier stud through bolts;
the two adjacent pier column combination columns are connected through a plurality of inter-column supporting assemblies, each inter-column supporting assembly comprises two cross-shaped central connecting plates and four connecting arms, the two cross-shaped central connecting plates are connected through a middle connecting block, and four corners of each cross-shaped central connecting plate are provided with connecting holes; the two ends of the connecting arm are both provided with connecting lugs I, each connecting lug I is provided with a connecting hole, the connecting lug I at one end of the connecting arm is hinged with the cross-shaped central connecting plate, and the other end of the connecting arm is hinged with the hinged support;
the receiving platform assembly comprises a plurality of receiving flat plates, and the back of each receiving flat plate is provided with a square flange;
the top of the pier column combination column is connected with the receiving flat plate through a square flange, and the bottom of the pier column combination column is fixed on the ground through the square flange.
Preferably, the receiving platform further comprises a lateral supporting assembly, the lateral supporting assembly comprises a base and a connecting arm, the base comprises a bottom plate and a hinged support, the bottom plate is fixed on the ground, one end of the connecting arm is hinged to the hinged support of the lateral supporting assembly, and the other end of the connecting arm is hinged to the hinged support of the combined lock catch.
Preferably, the combined lock catch is provided with a triangular stiffening rib and a vertical stiffening rib; the triangular stiffening ribs are positioned on the transverse connecting plate and arranged on two sides of the hinged support; the vertical stiffening ribs are positioned on the connecting wing plates at two sides and are positioned on the same plane with the hinged support.
Preferably, the back of the receiving flat plate is provided with a bending-resistant stiffening rib which is in a cross shape, the bending-resistant stiffening rib is provided with a connecting lug II, and the connecting lug II is provided with a connecting hole.
Preferably, the receiving flat plate is connected with the pier stud combination column through a connecting arm, one end of the connecting arm is hinged with the connecting lug II, and the other end of the connecting arm is hinged with a hinged support on the combination lock catch.
Preferably, the receiving plate further comprises an elongated connecting plate, and the back surface of the elongated connecting plate is provided with a cross-shaped stiffening rib.
Preferably, the connecting arm comprises a plurality of connecting steel pipes which are connected through a flange.
Preferably, the connecting steel pipes comprise a plurality of sections of uniform-section steel pipes and two reducing steel pipes, the two reducing steel pipes are respectively arranged at two ends of the uniform-section steel pipes, and the connecting lugs I are arranged at the ends of the reducing steel pipes.
Preferably, the hinged support comprises two parallel connecting plates, and each connecting plate is symmetrically provided with two connecting holes.
Preferably, the center of the pillar body of the pier is provided with a cross stiffening rib.
The invention has the following beneficial effects:
(1) the receiving platform is simple to assemble, free of weather influence, capable of being used at any time and high in applicability, the distance and the height of the pier column combination column can be flexibly adjusted according to needs, and the requirements can be met only by increasing the height of the pier column or the length of the connecting arm of the support component between the columns according to different height or distance requirements;
(2) the combined lock catch has good stress performance, the cross stiffening ribs are arranged in the column body of the pier column to ensure the continuity of stress transmission, the plurality of stiffening ribs of the combined lock catch can ensure that the stress is reasonably distributed on the combined column body of the pier column, and the variable diameter steel pipe supporting arm can save materials and reduce torsional deformation;
(3) the pier column combination column connected by the pier columns avoids the instability problem of the long column, and simultaneously avoids the out-of-plane deformation of the inter-column support through the multi-section connected inter-column support components;
(4) the invention has various use occasions, not only can be used as a receiving platform of tunnel tunneling equipment, but also can be used as a temporary support for vehicles to pass during municipal construction.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of a pier stud assembly;
FIG. 3 is a schematic view of a pier stud construction;
FIG. 4 is a schematic view of a combination lock;
FIG. 5 is a schematic view of an intercolumnar support assembly;
FIG. 6 is a schematic view of a cross-head center web;
FIG. 7 is a schematic view of a connecting arm configuration;
FIG. 8 is an exploded view of the intercolumnar support assembly;
FIG. 9 is a schematic view of a receiving plate backside structure;
FIG. 10 is a schematic view of the receiving plate being connected to the pier stud;
FIG. 11 is a schematic view of the connection of the receiving plate to the elongated connector plate;
FIG. 12 is a schematic view of a lateral support assembly;
FIG. 13 is a schematic view of the attachment of the lateral support assembly to the pier stud;
wherein the figures include the following reference numerals: 1. a pier stud assembly; 11. pier column combination columns; 1101. (ii) a Pier studs; 12. combining the lock catches; 1201. a transverse connecting plate; 1202. connecting wing plates; 1203. a hinged support; 1204. a card slot; 1205. connecting holes; 1206. a triangular stiffener; 1207. a vertical stiffener; 13. a square flange plate; 14. a cross-shaped stiffener; 2. an inter-column support assembly; 21. a cross-shaped central connecting plate; 2101. a middle connecting block; 22. a connecting arm; 2201. a connecting lug I; 2202. a uniform cross-section steel pipe; 2203. a variable diameter steel pipe; 3. receiving a platform assembly; 31. receiving a flat plate; 3101. a bending-resistant stiffener; 3102. a connecting lug II; 32. lengthening the connecting plate; 4. a lateral support assembly; 41. a base; 4101. a base plate.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
As shown in fig. 1, the adjustable tunnelling apparatus receiving platform of the present invention comprises a pier assembly 1, an inter-mast support assembly 2 and a receiving platform assembly 3.
As shown in fig. 2-4, the pier assembly comprises a plurality of pier combination columns 11 and a combination lock catch 12, the pier combination columns are formed by stacking a plurality of piers 1101, the columns of the pier 1101 are square, cross-shaped stiffening ribs 14 are arranged in the columns, square flange plates 13 are arranged at two ends of the columns, and the upper pier 1101 and the lower pier 1101 are connected through flanges; the top of the pier stud combination column 11 is fixedly connected with the receiving flat plate component 3 through a square flange, and the bottom of the pier stud combination column is fixed on the ground through a square flange. By adjusting the number of stacked piers 1101, the height of the entire receiving platform can be adjusted.
The combined lock catch 12 comprises a transverse connecting plate 1201, connecting wing plates 1202 and a hinge support 1203, wherein the upper side and the lower side of the transverse connecting plate 1201 are respectively connected with one connecting wing plate 1202, the thickness of the transverse connecting plate 1201 is larger than that of the connecting wing plates 1202, a clamping groove 1204 is formed in the inner side face of the transverse connecting plate, and the hinge support 1203 is fixed on the outer side face. The hinged support 1203 comprises two parallel connecting plates, and each connecting plate is symmetrically provided with two connecting holes 1205. The combined lock 12 is further provided with a triangular stiffening rib 1206 and a vertical stiffening rib 1207, and the triangular stiffening ribs 1206 are symmetrically arranged on the transverse connecting plate 1201 and are located on two sides of the hinged support 1203. The vertical stiffening ribs 1207 are symmetrically arranged on the connecting wing plates 1202 on two sides, each side comprises two parallel rib plates, and the vertical stiffening ribs 1207 and the hinged support 1203 are on the same plane. The triangular stiffener 1206 can improve structural integrity, reduce stress concentration at the joint, and the vertical stiffener 1207 can ensure continuity of stress transmission, reduce stress concentration at the joint.
The combined lock catch 12 is mounted on the pier stud combined column 11, during mounting, the clamping groove 1204 of the transverse connecting plate is clamped on the square flange 13 connected with the pier stud and connected with the square flange through bolts, and the pier stud joint is provided with two flanges, so that the height of the clamping groove 1204 is the thickness of the two flanges, and the connecting flange plate 1202 is fixedly connected with the pier stud 1101 through bolts.
As shown in fig. 5-8, the inter-column support assembly 2 includes two cross-shaped central connection plates 21 and four connection arms 22, wherein connection lugs i 2201 are arranged at two ends of each connection arm, and a connection hole 1205 is arranged on each connection lug i 2201; four corners of each crossed flower center connecting plate 21 are provided with a connecting hole 1205, the two crossed flower center connecting plates 21 are connected through an intermediate connecting block 2101, a certain distance is reserved between the two crossed flower center connecting plates 21, so that a connecting lug I2201 can be inserted into the two crossed flower center connecting plates, the connecting lug I2201 at one end of a connecting arm 22 is inserted into and hinged with the two crossed flower center connecting plates 21, and the connecting lug I2201 at the other end of the connecting arm 22 is inserted into and hinged with the two connecting plates of a hinge support 1203; two adjacent pier stud combination columns 11 are connected through a plurality of inter-column supporting components 2, as shown in fig. 1, the two adjacent pier stud combination columns 11 are connected through two inter-column supporting components 2, and the opposite side surfaces of the pier stud combination columns 11 are provided with combination lock catches 12, wherein the middle combination lock catch is connected with the upper connecting arm and the lower connecting arm.
The linking arm 22 comprises a plurality of sections of connecting steel pipes which are connected through flanges, the connecting steel pipes comprise a plurality of sections of equal-section steel pipes 2202 and two reducing steel pipes 2203, the two ends of the linking arm are the reducing steel pipes, the middle of the linking arm is the plurality of sections of equal-section steel pipes, the length of the linking arm can be adjusted through increasing and decreasing the number of the equal-section steel pipes 2202, and therefore the distance between adjacent pier columns is adjusted.
As shown in fig. 9, the receiving platform assembly 3 includes a plurality of receiving plates 31, a square flange 13 is disposed on the back of each receiving plate 31, a bending-resistant stiffening rib 3101 is further disposed on the back of the receiving plate 31, four bending-resistant stiffening ribs 3101 are cross-shaped and disposed around the square flange 13, a connecting lug ii 3102 is disposed on each bending-resistant stiffening rib 3101, and a connecting hole is disposed on each connecting lug.
As shown in fig. 10, the receiving plate 31 is connected to the pier stud assembly 11 through a connecting arm 22 in addition to the square flange 13, and the connecting arm 22 is hinged to the connecting lug ii 3102 of the buckling-resisting stiffener at one end and hinged to the hinge support 1203 of the assembly lock catch at the other end.
As shown in fig. 11, the receiving platform assembly 3 further comprises an elongated connecting plate 32, and the back of the elongated connecting plate 32 is provided with a cross-shaped stiffening rib 14. The receiving platform assembly 3 is formed by splicing a plurality of receiving flat plates 31 and lengthened connecting plates 32, the bending-resistant stiffening ribs of two adjacent receiving flat plates 31 are correspondingly and fixedly connected, and the bending-resistant stiffening ribs of the adjacent receiving flat plates and the lengthened connecting plates are correspondingly and fixedly connected.
When the heading equipment is used for receiving, in order to reduce the impact, enhance the overall rigidity of the structure and reduce the warpage of the panel, the receiving platform is further provided with a lateral support assembly 4, as shown in fig. 12, the lateral support assembly 4 comprises a base 41 and a connecting arm 22, the structure of the base 41 is the same as that of the combined lock catch 12 except that no clamping groove is formed, and the connecting arm is the same as that of the inter-column support assembly. The base 41 includes a base plate 4101 and a hinge support 1203, and the base plate 4101 is fixed on the ground. As shown in fig. 13, the connecting arm 22 is hinged at one end to the hinge support 1203 of the lateral support member and at the other end to the hinge support 1203 of the combination lock catch.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An adjustable receiving platform of tunneling equipment, which is characterized in that,
comprises a pier column component (1), an inter-column supporting component (2) and a receiving platform component (3);
the pier column assembly (1) comprises a plurality of pier column combination columns (11) and combination lock catches (12), the pier column combination columns (11) are formed by stacking a plurality of pier columns (1101), the columns of the pier columns (1101) are square, square flange plates (13) are arranged at two ends of each column, and the pier columns are connected through flanges; the combined lock catch (12) comprises a transverse connecting plate (1201), connecting wing plates (1202) and a hinged support (1203), wherein the upper side and the lower side of the transverse connecting plate (1201) are respectively connected with one connecting wing plate (1202), the thickness of the transverse connecting plate (1201) is larger than that of the connecting wing plates (1202), a clamping groove (1204) is formed in the inner side face of the transverse connecting plate (1201), and the hinged support (1203) is fixed on the outer side face; the clamping groove (1204) is clamped on the square flange plates (13) which are adjacent up and down and are connected with the pier stud and fixed by bolts, and the connecting wing plate (1202) is fixed with the pier stud (1101) by bolts;
two adjacent pier column combination columns (11) are connected through a plurality of inter-column supporting components (2), each inter-column supporting component (2) comprises two cross-shaped central connecting plates (21) and four connecting arms (22), the two cross-shaped central connecting plates (21) are connected through a middle connecting block (2101), and connecting holes (1205) are formed in four corners of each cross-shaped central connecting plate (21); the two ends of the connecting arm (22) are provided with connecting lugs I (2201), each connecting lug I (2201) is provided with a connecting hole (1205), the connecting lug I (2201) at one end of the connecting arm is hinged with the cross-shaped central connecting plate (21), and the other end of the connecting arm is hinged with the hinged support (1203);
the receiving platform assembly (3) comprises a plurality of receiving flat plates (31), and the back of each receiving flat plate (31) is provided with a square flange (13);
the top of the pier column combination column (11) is connected with the receiving flat plate (31) through a square flange (13), and the bottom of the pier column combination column is fixed on the ground through the square flange (13).
2. An adjustable tunnelling device receiving platform as claimed in claim 1, which further comprises a lateral support assembly (4), the lateral support assembly (4) including a base (41) and a connecting arm (22), the base (41) including a base plate (4101) and a hinge support (1203), the base plate (4101) being fixed to the ground, the connecting arm (22) being hinged at one end to the hinge support (1203) of the lateral support assembly and at the other end to the hinge support (1203) of the combination lock.
3. An adjustable tunnelling device receiving platform as claimed in claim 2, wherein the combination lock (12) is provided with a triangular stiffener (1206) and a vertical stiffener (1207); the triangular stiffening ribs (1206) are positioned on the transverse connecting plate (1201) and arranged on two sides of the hinged support (1203); the vertical stiffening ribs (1207) are positioned on the connecting wing plates (1202) on two sides and are positioned on the same plane with the hinge supports (1203).
4. The adjustable receiving platform of the tunneling device according to claim 1, wherein a bending-resistant stiffening rib (3101) is arranged on the back of the receiving plate (31), the bending-resistant stiffening rib (3101) is cross-shaped, a connecting lug II (3102) is arranged on the bending-resistant stiffening rib (3101), and a connecting hole (1205) is arranged on the connecting lug II (3102).
5. The adjustable receiving platform of the tunneling device according to claim 4, wherein the receiving plate (31) is connected with the pier stud combination column (11) through a connecting arm (22), one end of the connecting arm (22) is hinged with the connecting lug II (3102), and the other end of the connecting arm is hinged with a hinged support (1203) on the combination lock catch (12).
6. An adjustable tunnelling device receiving platform as claimed in claim 5, characterised in that the receiving plate (31) further comprises an elongate connector plate (32), the rear face of the elongate connector plate (32) being provided with a cross stiffener (14).
7. The adjustable tunnelling device receiving platform as claimed in claim 1, wherein the link arm (22) comprises a plurality of sections of link steel pipe, the link steel pipes being connected by flanges.
8. The adjustable receiving platform of the tunneling equipment according to claim 7, wherein the connecting steel pipes comprise a plurality of sections of uniform-section steel pipes (2202) and two reducing steel pipes (2203), the two reducing steel pipes (2203) are respectively arranged at two ends of the uniform-section steel pipes (2202), and the connecting lugs I (2201) are arranged at the ends of the reducing steel pipes (2203).
9. An adjustable tunnelling device receiving platform as claimed in claim 1, wherein the hinge support (1203) comprises two parallel connection plates, each connection plate being provided with two connection holes (1205) symmetrically.
10. An adjustable tunnelling device receiving platform according to claim 1, characterised in that the centre of the pier stud (1101) is provided with a cross stiffener (14).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010692120.8A CN111828024B (en) | 2020-07-17 | 2020-07-17 | Adjustable receiving platform of tunnel boring equipment |
| PCT/CN2020/107248 WO2022011758A1 (en) | 2020-07-17 | 2020-08-06 | Adjustable tunnel excavation equipment receiving platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010692120.8A CN111828024B (en) | 2020-07-17 | 2020-07-17 | Adjustable receiving platform of tunnel boring equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111828024A CN111828024A (en) | 2020-10-27 |
| CN111828024B true CN111828024B (en) | 2021-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010692120.8A Active CN111828024B (en) | 2020-07-17 | 2020-07-17 | Adjustable receiving platform of tunnel boring equipment |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN111828024B (en) |
| WO (1) | WO2022011758A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116607988B (en) * | 2023-07-20 | 2023-10-13 | 中国矿业大学(北京) | Roadway modularized temporary support system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2607824C1 (en) * | 2015-07-16 | 2017-01-20 | Общество с ограниченной ответственностью "РусШахтСпецСтройПроект" (ООО "РусШахтСпецСтройПроект") | Method of vertical and inclined workings driving and supporting and guard system for its implementation |
| CN109763835A (en) * | 2017-12-22 | 2019-05-17 | 中建铁投轨道交通建设有限公司 | A kind of shield machine reception steel platform |
| CN209471595U (en) * | 2018-11-12 | 2019-10-08 | 郑州美亚航空服务有限公司 | A kind of Portable fast-installation aviation aircraft training of safety net |
| CN110374612A (en) * | 2019-07-26 | 2019-10-25 | 济南轨道交通集团有限公司 | It is a kind of applied to the shield machine receiving platform and construction technology that face under dummy status |
| CN110454216A (en) * | 2019-09-19 | 2019-11-15 | 西安科技大学 | A kind of interim rapid sealing support device in underground catastrophe region and method |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD258147A1 (en) * | 1986-02-19 | 1988-07-13 | DEVICE FOR OVERHANGING TRAINING WITH MECHANICAL DRILLING AND SPRING BUG | |
| CN2242927Y (en) * | 1995-03-28 | 1996-12-18 | 中国地质大学（武汉） | Scarfold-type digging construction platform |
| CN201953381U (en) * | 2011-01-25 | 2011-08-31 | 中铁六局集团有限公司 | Shield machine receiving platform |
| CN104612718B (en) * | 2015-02-12 | 2017-03-08 | 中国水利水电第十四工程局有限公司 | A kind of support chassis for overlapping shield tunnel construction and support table system |
| JP6990088B2 (en) * | 2017-10-17 | 2022-01-12 | 大成建設株式会社 | How to remove the ceiling formwork in the center and the receiving platform |
| CN111283362A (en) * | 2020-03-31 | 2020-06-16 | 中铁工程装备集团技术服务有限公司 | Large-diameter cutter head assembling operation platform and cutter head assembling method |
-
2020
- 2020-07-17 CN CN202010692120.8A patent/CN111828024B/en active Active
- 2020-08-06 WO PCT/CN2020/107248 patent/WO2022011758A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2607824C1 (en) * | 2015-07-16 | 2017-01-20 | Общество с ограниченной ответственностью "РусШахтСпецСтройПроект" (ООО "РусШахтСпецСтройПроект") | Method of vertical and inclined workings driving and supporting and guard system for its implementation |
| CN109763835A (en) * | 2017-12-22 | 2019-05-17 | 中建铁投轨道交通建设有限公司 | A kind of shield machine reception steel platform |
| CN209471595U (en) * | 2018-11-12 | 2019-10-08 | 郑州美亚航空服务有限公司 | A kind of Portable fast-installation aviation aircraft training of safety net |
| CN110374612A (en) * | 2019-07-26 | 2019-10-25 | 济南轨道交通集团有限公司 | It is a kind of applied to the shield machine receiving platform and construction technology that face under dummy status |
| CN110454216A (en) * | 2019-09-19 | 2019-11-15 | 西安科技大学 | A kind of interim rapid sealing support device in underground catastrophe region and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111828024A (en) | 2020-10-27 |
| WO2022011758A1 (en) | 2022-01-20 |
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