CN114033434A - Subway underground excavation station construction moving die carrier - Google Patents
Subway underground excavation station construction moving die carrier Download PDFInfo
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- CN114033434A CN114033434A CN202111381801.3A CN202111381801A CN114033434A CN 114033434 A CN114033434 A CN 114033434A CN 202111381801 A CN202111381801 A CN 202111381801A CN 114033434 A CN114033434 A CN 114033434A
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- slotted hole
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- underground excavation
- main support
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- 238000010276 construction Methods 0.000 title claims abstract description 34
- 238000009412 basement excavation Methods 0.000 title claims abstract description 27
- 238000009415 formwork Methods 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims description 55
- 239000010959 steel Substances 0.000 claims description 55
- 238000003466 welding Methods 0.000 claims description 41
- 239000011159 matrix material Substances 0.000 claims description 6
- 238000005728 strengthening Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/102—Removable shuttering; Bearing or supporting devices therefor
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses a subway underground excavation station construction movable formwork, and relates to the technical field of subway construction. The movable support comprises a support body, a movable base, a holding frame reinforcing mechanism and a movable support seat, wherein the support body is formed by splicing and assembling a plurality of support body units; the support body unit comprises two main support columns which are symmetrically distributed. According to the utility model, the first connecting disc, the second connecting disc, the inserting column and the U-shaped inserting plate are arranged, so that the frame body units are convenient to assemble, the frame body units can be vertically spliced and horizontally spliced, the distance between the two frame body units can be finely adjusted based on the actual situation of a site, a reasonable movable formwork can be assembled based on the actual situation of a construction site of a subway underground excavation station, and the problems of inconvenient assembly and unsatisfactory stability of the conventional subway construction formwork are solved.
Description
Technical Field
The utility model belongs to the technical field of subway construction, and particularly relates to a movable formwork for subway underground excavation station construction.
Background
The mold frame is a semi-finished product of the mold and is composed of various steel plates matched with parts, so to speak, the framework of the whole set of the mold. The construction method of the subway station comprises an open excavation method, a cover excavation method and a subsurface excavation method. When the station passes through a busy traffic section, or the traffic of a closed road is not allowed for other reasons, or the station is positioned in a more complete rock stratum and underground water does not develop, the underground excavation method can be adopted for construction. The underground excavation method is widely used as a shield method, a pipe jacking method, a mining method, and the like. The construction process of the underground excavation station of the subway needs to support the cast-in-place station plate through the formwork.
Through retrieval, the bulletin number CN206736956U and the bulletin date 2017-12-12 disclose a subway station standard section movable formwork device, which comprises a cube-shaped support body, wherein a plurality of height-adjustable jacking supports are arranged on the upper surface and the side surface of the support body at intervals, and a plurality of height-adjustable bottom supports are arranged below the support body at intervals; a plurality of traction rods are arranged below the bracket body at intervals in parallel at positions where the bottom support is not arranged, and rollers are connected below the traction rods in a rolling manner; the traction rod is also connected with one end of a traction rope, the traction direction of the traction rope is the same as the moving direction of the roller, and the other end of the traction rope is connected with a traction system; the outer end of the jacking is also provided with a template supporting mechanism, and a template is fixedly connected to the template supporting mechanism. The utility model is convenient to move, can be repeatedly used, is beneficial to improving the construction efficiency and reducing the construction cost.
The patent has the following disadvantages:
1. the subway construction formwork is inconvenient to assemble, a reasonable movable formwork is difficult to assemble based on the actual condition of a construction site of a subway underground excavation station, and the use is not convenient enough;
2. the subway construction formwork is low in structural strength and not ideal enough in stability.
Therefore, the existing subway construction formwork cannot meet the requirements in practical use, so that an improved technology is urgently needed in the market to solve the problems.
Disclosure of Invention
The utility model aims to provide a subway underground excavation station construction movable formwork which is convenient to assemble by arranging a first connecting disc, a second connecting disc, an inserting column and a U-shaped inserting plate, the frame bodies can be vertically spliced and can be horizontally spliced, the distance between the two frame bodies can be finely adjusted based on the actual situation of the site, the reasonable movable formwork can be assembled based on the actual situation of the subway underground excavation station construction site, and the problems that the existing subway construction formwork is inconvenient to assemble and not ideal in stability are solved.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to a subway underground excavation station construction movable formwork which comprises a frame body, a movable base, a holding frame reinforcing mechanism and a movable supporting seat, wherein the frame body is formed by splicing and assembling a plurality of frame body units;
the frame body units comprise two main support columns which are symmetrically distributed, first connecting discs are fixed at the bottom and the top of the left main support column, second connecting discs are fixed at the bottom and the top of the right main support column, the upper frame body unit and the lower frame body unit are fixed through the matching of the first connecting discs and the second connecting discs when being spliced, three inserting columns which are distributed at equal intervals are fixed on the outer side surface of the left main support column, three U-shaped inserting plates which are distributed at equal intervals are fixed on the outer side surface of the right main support column, and the left frame body unit and the right frame body unit are fixed through the matching of the inserting columns and the U-shaped inserting plates when being spliced;
the movable base comprises a channel steel base, four first band brake universal wheels distributed in a matrix shape are arranged at the bottom of the channel steel base, two L-shaped plates are symmetrically arranged at two ends of the top of the channel steel base, a transverse plate and a vertical plate of each L-shaped plate are reinforced through rib plates, a flange plate is fixed at the top of the vertical plate of each L-shaped plate, four seventh slotted holes uniformly distributed along the circumference are formed in the flange plate, and the seventh slotted holes are locked with the first slotted holes through bolts.
Furthermore, the inner end of the first connecting disc and the inner end of the second connecting disc are respectively provided with four first slotted holes which are uniformly distributed along the circumference, and the first slotted holes of the upper connecting disc and the lower connecting disc are locked through bolts.
Furthermore, the outer end of the first connecting disc is provided with a first positioning groove, the outer end of the second connecting disc is provided with a second positioning groove, the first positioning groove is matched with the second positioning groove, second slotted holes are formed in the first positioning groove and the second positioning groove, and the second slotted holes of the first connecting disc and the second slotted holes of the second connecting disc are locked through bolts.
Furthermore, fourth slotted holes are formed in the inserting columns and the U-shaped inserting plates, and the fourth slotted holes of the inserting columns and the fourth slotted holes of the U-shaped inserting plates are locked through bolts.
Further, two it does not be provided with welding plate, well welding plate and lower welding plate, two to equally divide on the medial surface of main support post go up between the welding plate, two well between the welding plate and two all be provided with down between the welding plate and prop directly, and the left side last welding plate on the main support post and on the main support post on the right well welding plate and on the main support post on the right down weld between the plate all be provided with the bracing between the lower welding plate on the main support post on left side.
Furthermore, the upper welding plate, the middle welding plate and the lower welding plate are provided with third slotted holes, and the ends of the straight brace and the inclined brace are locked together with the third slotted holes through bolts.
Furthermore, the L-shaped plate is matched with a groove in the top of the channel steel base, a fifth slotted hole is formed in the side face of a transverse plate of the L-shaped plate, a sixth slotted hole is formed in the top of the channel steel base, and the fifth slotted hole and the sixth slotted hole are locked through bolts.
Further, embrace a strengthening mechanism and include interior channel-section steel and outer channel-section steel, interior channel-section steel setting is in the inboard department of main tributary frame post, outer channel-section steel setting is in the outside department of main tributary frame post, consolidate through the reinforcement channel-section steel of two symmetric distributions between interior channel-section steel and the outer channel-section steel, the recess internal fixation of outer channel-section steel has the first support of multiunit equidistant distribution.
Further, the movable support seat comprises a support seat main body, four second band brake universal wheels distributed in a matrix shape are arranged at the bottom of the support seat main body, foundation bolts are arranged at four corners of the support seat main body, and a plurality of groups of second supports distributed at equal intervals are fixed at the top of the support seat main body.
Further, embrace a strengthening mechanism and still include the backup pad, the upper end and the first support hinge of backup pad and through bolt locking, the lower extreme and the second support hinge of backup pad and through bolt locking.
The utility model has the following beneficial effects:
1. according to the utility model, the frame body units are convenient to assemble by arranging the first connecting disc, the second connecting disc, the inserting column and the U-shaped inserting plate, the frame body units can be vertically spliced and horizontally spliced, the distance between the two frame body units can be finely adjusted based on the actual situation of the site by arranging the second slotted hole and the fourth slotted hole, the angles of the two frame body units can be freely assembled, a reasonable movable formwork can be assembled based on the actual situation of the construction site of the underground excavation station of the subway, and the use is more convenient.
2. According to the movable formwork, the straight support, the inclined support and the holding frame reinforcing mechanism are arranged, and multiple reinforcing modes are combined, so that the movable formwork is better in structural stability and can bear larger stress, the inner channel steel is matched with the outer channel steel, the verticality of the whole frame body is guaranteed, and the plurality of support plates can support frame body units with different heights.
3. The movable base and the movable support seat are arranged, so that the die carrier is convenient to move, the movable base can move under the driving of the first universal wheel with the brake, and the movable support seat can move under the driving of the second universal wheel with the brake.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a first external view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is a schematic structural view of a frame unit according to the present invention;
FIG. 4 is a schematic structural diagram of a mobile base according to the present invention;
FIG. 5 is a schematic view of the upper structure of the frame holding and reinforcing mechanism of the present invention;
FIG. 6 is a schematic view of a connection structure of the holding frame reinforcing mechanism and the movable support seat according to the present invention;
FIG. 7 is a first schematic view of a connection structure of adjacent frame units according to the present invention;
fig. 8 is a second schematic view of a connection structure of adjacent frame units according to the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a frame body; 2. moving the base; 3. a holding frame reinforcing mechanism; 4. moving the supporting seat; 11. a frame unit; 21. a channel steel base; 22. a first universal wheel with a brake; 23. an L-shaped plate; 24. a fifth slot; 25. a sixth slot; 26. a flange plate; 27. a seventh slot; 28. a rib plate; 31. an inner channel steel; 32. an outer channel steel; 33. reinforcing channel steel; 34. a first support; 35. a support plate; 41. a support base main body; 42. the second universal wheel with a brake; 43. anchor bolts; 44. a second support; 111. a main support column; 112. a first splice tray; 113. a second connecting disc; 114. a first slot; 115. a first positioning groove; 116. a second positioning groove; 117. a second slot; 118. an upper welding plate; 119. welding the plate; 1110. a lower welding plate; 1111. a third slot; 1112. directly supporting; 1113. bracing; 1114. inserting a column; 1115. a U-shaped plug board; 1116. and a fourth slot.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-2, the utility model relates to a movable formwork for construction of a subway underground excavation station, which comprises a frame body 1, a movable base 2, a holding frame reinforcing mechanism 3 and a movable support seat 4, wherein the frame body 1 is formed by splicing and assembling a plurality of frame body units 11, the movable base 2 is arranged at the bottom of the frame body 1, the middle part of the frame body 1 is reinforced by the holding frame reinforcing mechanisms 3, and the bottom ends of the holding frame reinforcing mechanisms 3 are supported by the movable support seat 4.
As shown in fig. 3 and 7-8, the rack unit 11 includes two main support columns 111 symmetrically distributed, the bottom and top of the left main support column 111 are fixed with a first connecting disc 112, the bottom and top of the right main support column 111 are fixed with a second connecting disc 113, the inner end of the first connecting disc 112 and the inner end of the second connecting disc 113 are provided with four first slots 114 uniformly distributed along the circumference, the first slots 114 of the upper and lower connecting discs are locked by bolts, the upper and lower rack units 11 are fixed by the matching of the first connecting disc 112 and the second connecting disc 113 when being spliced, the outer side of the left main support column 111 is fixed with three insert columns 1114 uniformly distributed at intervals, the outer side of the right main support column 111 is fixed with three U-shaped insert plates 1115 uniformly distributed at intervals, the insert columns 1114 and the U-shaped insert plates are provided with fourth slots, the fourth slots 1116 of the insert columns 1114 and the fourth slots 1116 are locked by bolts, when the left and right frame body units 11 are spliced, the left and right frame body units are fixed through the matching of the inserting columns 1114 and the U-shaped inserting plates 1115, the outer end of the first connecting plate 112 is provided with a first positioning groove 115, the outer end of the second connecting plate 113 is provided with a second positioning groove 116, the first positioning groove 115 is matched with the second positioning groove 116, the first positioning groove 115 and the second positioning groove 116 are both provided with second groove holes 117, and the second groove holes 117 of the first connecting plate 112 and the second groove holes 117 of the second connecting plate 113 are locked through bolts.
During the equipment of support body 1, based on the actual conditions of subway undercut station job site, select the support body unit 11 of suitable quantity, the die carrier of being convenient for of assembled design can utilize repeatedly, and can be based on-the-spot actual conditions, assembles to suitable height, and suitable length, it is more convenient to use, and through setting up second slotted hole 117 and fourth slotted hole 1116 for the distance between two support body units 11 can finely tune based on-the-spot actual conditions, and it is more convenient to use.
As shown in fig. 3, the inner side surfaces of the two main support columns 111 are respectively provided with an upper welding plate 118, a middle welding plate 119 and a lower welding plate 1110, two upper welding plates 118, two middle welding plates 119 and two lower welding plates 1110 are respectively provided with a straight brace 1112, inclined braces 1113 are respectively provided between the upper welding plate 118 on the left main support column 111 and the middle welding plate 119 on the right main support column 111 and between the middle welding plate 119 on the right main support column 111 and the lower welding plate 1110 on the left main support column 111, the upper welding plate 118, the middle welding plate 119 and the lower welding plate 1110 are respectively provided with a third slot 1111, and the end portions of the straight brace 1112 and the inclined braces 1113 are locked together with the third slot 1111 through bolts.
The third slot 1111 is configured to allow the distance between the two main support columns 111 to be adjustable, so that the frame unit 11 has better universality, and during adjustment, the bolts at the ends of the straight support 1112 and the diagonal support 1113 are loosened, the two main support columns 111 are adjusted to the proper positions, and then the bolts at the ends of the straight support 1112 and the diagonal support 1113 are tightened.
As shown in fig. 4, the mobile base 2 includes a channel steel base 21, four first band-brake universal wheels 22 distributed in a matrix shape are arranged at the bottom of the channel steel base 21, two L-shaped plates 23 are symmetrically arranged at two ends of the top of the channel steel base 21, the L-shaped plates 23 are matched with a top groove of the channel steel base 21, a fifth slotted hole 24 is formed in a lateral surface of a transverse plate of each L-shaped plate 23, a sixth slotted hole 25 is formed in the top of the channel steel base 21, the fifth slotted hole 24 and the sixth slotted hole 25 are locked through bolts, a rib plate 28 is arranged between the transverse plate and a vertical plate of each L-shaped plate 23 for reinforcement, a flange plate 26 is fixed at the top of the vertical plate of each L-shaped plate 23, four seventh slotted holes 27 evenly distributed along the circumference are formed in the flange plate 26, and the seventh slotted holes 27 and the first slotted holes 114 are locked through bolts.
As shown in fig. 5, the holding frame reinforcing mechanism 3 includes an inner channel steel 31 and an outer channel steel 32, the inner channel steel 31 is disposed at the inner side of the main support column 111, the outer channel steel 32 is disposed at the outer side of the main support column 111, the inner channel steel 31 and the outer channel steel 32 are reinforced by two reinforcing channel steels 33 symmetrically distributed, and a plurality of groups of first supports 34 equally spaced are fixed in a groove of the outer channel steel 32.
As shown in fig. 6, the movable support seat 4 includes a support seat main body 41, four second band brake universal wheels 42 distributed in a matrix shape are arranged at the bottom of the support seat main body 41, anchor bolts 43 are arranged at four corners of the support seat main body 41, a plurality of groups of second supports 44 distributed at equal intervals are fixed at the top of the support seat main body 41, the holding frame reinforcing mechanism 3 further includes a support plate 35, the upper end of the support plate 35 is hinged to the first support 34 and locked by bolts, and the lower end of the support plate 35 is hinged to the second supports 44 and locked by bolts.
When embracing a 3 concrete uses of strengthening mechanism, the support body unit 11 of each layer is all consolidated through embracing a strengthening mechanism 3, the stability of this die carrier of greatly increased, when first layer support body unit 11 is consolidated, earlier fix this layer of inside channel steel 31 and outer channel steel 32 through consolidating channel-section steel 33, rethread backup pad 35 is connected first support 34 and corresponding second support 44, when second layer support body unit 11 is consolidated, earlier fix this layer of inside channel steel 31 and outer channel steel 32 through consolidating channel-section steel 33, rethread another longer backup pad 35 is connected this layer of first support 34 and corresponding second support 44.
One specific application of this embodiment is:
s1: the movable base 2 and the movable supporting seat 4 are moved to required positions through the first belt-brake universal wheel 22 and the second belt-brake universal wheel 42;
s2: based on the actual situation of a construction site of a subway underground excavation station, a proper number of frame units 11 are selected, an upper frame unit 11 and a lower frame unit 11 are fixed through the matching of a first connecting disc 112 and a second connecting disc 113, and a left frame unit 11 and a right frame unit 11 are fixed through the matching of an insert column 1114 and a U-shaped insert plate 1115;
s3: then, the inner channel steel 31 and the outer channel steel 32 are fixed through the reinforcing channel steel 33, the holding frame reinforcing mechanism 3 is connected with the movable support seat 4 through the support plate 35, and the movable support seat 4 is fixed.
The above are only preferred embodiments of the present invention, and the present invention is not limited thereto, and any modification, equivalent replacement, and improvement made to the technical solutions described in the above embodiments, and to some of the technical features thereof, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a subway secretly digs station construction moving die carrier, includes support body (1), removes base (2), embraces a strengthening mechanism (3) and movable support seat (4), its characterized in that: the frame body (1) is formed by splicing and assembling a plurality of frame body units (11), a movable base (2) is arranged at the bottom of the frame body (1), the middle part of the frame body (1) is reinforced through a plurality of frame holding reinforcing mechanisms (3), and the bottom ends of the plurality of frame holding reinforcing mechanisms (3) are supported through movable supporting seats (4);
the rack body units (11) comprise two main support columns (111) which are symmetrically distributed, the bottom and the top of the left main support column (111) are respectively fixed with a first connecting disc (112), the bottom and the top of the right main support column (111) are respectively fixed with a second connecting disc (113), the upper rack body unit and the lower rack body unit (11) are fixed through the matching of the first connecting discs (112) and the second connecting discs (113) when being spliced, the outer side surface of the left main support column (111) is fixed with three inserting columns (1114) which are distributed at equal intervals, the outer side surface of the right main support column (111) is fixed with three U-shaped inserting plates (1115) which are distributed at equal intervals, and the left rack body unit and the right rack body unit (11) are fixed through the matching of the inserting columns (1114) and the U-shaped inserting plates (1115) when being spliced;
remove base (2) including channel-section steel base (21), the bottom of channel-section steel base (21) is provided with four first band brake universal wheels (22) that are the matrix form and distribute, the top both ends symmetry of channel-section steel base (21) is provided with two L template (23), consolidate through floor (28) between the diaphragm of L template (23) and the riser, the riser top of L template (23) is fixed with ring flange (26), be provided with four seventh slotted hole (27) along circumference evenly distributed on ring flange (26), lock through the bolt between seventh slotted hole (27) and first slotted hole (114).
2. The movable formwork for subway underground excavation station construction as claimed in claim 1, wherein the inner end of the first connecting disc (112) and the inner end of the second connecting disc (113) are provided with four first slotted holes (114) uniformly distributed along the circumference, and the first slotted holes (114) of the upper and lower connecting discs are locked by bolts.
3. The subway underground excavation station construction moving formwork of claim 1, characterized in that the outer end of the first connecting disc (112) is provided with a first positioning groove (115), the outer end of the second connecting disc (113) is provided with a second positioning groove (116), the first positioning groove (115) is matched with the second positioning groove (116), the first positioning groove (115) and the second positioning groove (116) are both provided with a second slotted hole (117), and the second slotted hole (117) of the first connecting disc (112) and the second slotted hole (117) of the second connecting disc (113) are locked together through bolts.
4. The subway underground excavation station construction movable formwork frame as claimed in claim 1, wherein the insert column (1114) and the U-shaped inserting plate (1115) are respectively provided with a fourth slotted hole (1116), and the fourth slotted hole (1116) of the insert column (1114) and the fourth slotted hole (1116) of the U-shaped inserting plate (1115) are locked through a bolt.
5. The subway underground excavation station construction moving formwork of claim 1, characterized in that the inner side surfaces of the two main support columns (111) are respectively provided with an upper welding plate (118), a middle welding plate (119) and a lower welding plate (1110), a straight brace (1112) is arranged between the two upper welding plates (118), between the two middle welding plates (119) and between the two lower welding plates (1110), and inclined braces (1113) are arranged between the upper welding plate (118) on the left main support column (111) and the middle welding plate (119) on the right main support column (111) and between the middle welding plate (119) on the right main support column (111) and the lower welding plate (1110) on the left main support column (111).
6. The subway underground excavation station construction moving formwork of claim 5, wherein the upper welding plate (118), the middle welding plate (119) and the lower welding plate (1110) are all provided with a third slotted hole (1111), and the ends of the straight support (1112) and the inclined support (1113) are locked with the third slotted hole (1111) through bolts.
7. The subway underground excavation station construction moving formwork of claim 1, characterized in that the L-shaped plate (23) is matched with a groove at the top of a channel steel base (21), a fifth slotted hole (24) is formed in the lateral surface of a transverse plate of the L-shaped plate (23), a sixth slotted hole (25) is formed in the top of the channel steel base (21), and the fifth slotted hole (24) and the sixth slotted hole (25) are locked through bolts.
8. The subway underground excavation station construction movable formwork frame as claimed in claim 1, wherein the frame holding reinforcing mechanism (3) comprises an inner channel steel (31) and an outer channel steel (32), the inner channel steel (31) is arranged at the inner side of a main support column (111), the outer channel steel (32) is arranged at the outer side of the main support column (111), the inner channel steel (31) and the outer channel steel (32) are reinforced through two symmetrically distributed reinforcing channel steels (33), and a plurality of groups of first supports (34) which are distributed at equal intervals are fixed in grooves of the outer channel steel (32).
9. The subway underground excavation station construction moving formwork of claim 1, characterized in that the moving supporting base (4) comprises a supporting base main body (41), four second universal wheels (42) with brakes distributed in a matrix shape are arranged at the bottom of the supporting base main body (41), foundation bolts (43) are arranged at four corners of the supporting base main body (41), and a plurality of groups of second supporting bases (44) distributed at equal intervals are fixed at the top of the supporting base main body (41).
10. The subway underground excavation station construction moving formwork of claim 9, characterized in that, the embracing frame reinforcing mechanism (3) further comprises a support plate (35), the upper end of the support plate (35) is hinged with the first support (34) and locked by bolts, and the lower end of the support plate (35) is hinged with the second support (44) and locked by bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111381801.3A CN114033434B (en) | 2021-11-19 | 2021-11-19 | Subway underground excavation station construction movable mould frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111381801.3A CN114033434B (en) | 2021-11-19 | 2021-11-19 | Subway underground excavation station construction movable mould frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114033434A true CN114033434A (en) | 2022-02-11 |
| CN114033434B CN114033434B (en) | 2023-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111381801.3A Active CN114033434B (en) | 2021-11-19 | 2021-11-19 | Subway underground excavation station construction movable mould frame |
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| CN212337302U (en) * | 2020-06-04 | 2021-01-12 | 中铁三局集团第四工程有限公司 | Multifunctional mobile platform for subway underground excavation tunnel |
| CN111946368A (en) * | 2020-08-24 | 2020-11-17 | 中铁六局集团有限公司 | Creeping type hydraulic supporting device used for removing underground excavation channel and station duct piece of shield tunnel vehicle |
| CN112228112A (en) * | 2020-10-14 | 2021-01-15 | 北京建工土木工程有限公司 | Trolley supporting template system of PBA (Poly Butylene terephthalate) underground excavation station and construction method thereof |
| CN112855212A (en) * | 2021-01-15 | 2021-05-28 | 北京市市政四建设工程有限责任公司 | Two lining quick construction die carriers of arch in separation island formula undercut station |
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