CN216477417U - Supporting device for subway engineering construction - Google Patents
Supporting device for subway engineering construction Download PDFInfo
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- CN216477417U CN216477417U CN202123132357.XU CN202123132357U CN216477417U CN 216477417 U CN216477417 U CN 216477417U CN 202123132357 U CN202123132357 U CN 202123132357U CN 216477417 U CN216477417 U CN 216477417U
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- engineering construction
- subway engineering
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Abstract
The utility model discloses a supporting device is used in subway engineering construction, include bottom plate and the arc supporting plate main part that is located the bottom plate top, the bottom fixed mounting of arc supporting plate main part has the connecting plate, and the bottom movable mounting of connecting plate has the backup pad, and the bottom both ends of backup pad are all rotated and are installed the screw thread pillar, the equal fixed mounting in top both ends of bottom plate has the support frame, and the inside of support frame is equipped with flexible chamber. Among this subway engineering construction is with strutting arrangement, support the subassembly through strutting the arc by the prefabricated equipment of mill's integral type, avoided still needing in the past to carry out the trouble of assembling at the job site, simultaneously through mechanized operation, can make things convenient for quick arc of ordering about to prop with the top of tunnel inner wall and strut, avoided still needing the manual trouble of upwards strutting of workman in the past, reduced people's work consumption greatly, and simple structure, be convenient for strut the use.
Description
Technical Field
The utility model relates to a subway engineering technical field especially relates to a subway engineering construction is with strutting arrangement.
Background
The subway is a form of railway transportation, and refers to an urban rail transit system mainly operated underground. Subway engineering needs to be under construction and to strut the protection to the tunnel simultaneously, prevents that the subway tunnel in the construction from collapsing and preventing the earth's surface from subsiding, reduces the influence to existing building. As prior art CN214533025U discloses a subway engineering supporting device, including the bottom plate, the equal fixedly connected with support column in upper surface both ends of bottom plate, the slot has been seted up at the top middle part of support column, it has supporting screw to peg graft in the slot. The utility model discloses a rotating nut for the supporting screw drives the connecting plate upward movement, thereby makes the arc backup pad that the arc spliced and the top in tunnel laminate, and the arc can be driven by the connecting plate and rise after subaerial equipment is accomplished, thereby has reduced the installation degree of difficulty.
However, the existing supporting device for subway engineering construction generally needs to assemble the arc-shaped plate supporting assembly on a construction site, which is troublesome; and in addition, the support is usually supported upwards manually by workers, so that the labor consumption of people is increased, time and labor are wasted, the operation is inconvenient, and the existing use requirements are difficult to adapt. Therefore, it is necessary to design a supporting device for subway engineering construction to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects in the prior art and providing a supporting device for subway engineering construction.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a supporting device for subway engineering construction comprises a bottom plate and an arc supporting plate main body located above the bottom plate, wherein a connecting plate is fixedly installed at the bottom of the arc supporting plate main body, a supporting plate is movably installed at the bottom of the connecting plate, threaded pillars are rotatably installed at two ends of the bottom of the supporting plate, supporting frames are fixedly installed at two ends of the top of the bottom plate, a telescopic cavity is arranged inside the supporting frames, a screw hole is formed in the inner wall of the top of the telescopic cavity, and the bottom end of each threaded pillar penetrates into the telescopic cavity and is in threaded connection with the screw hole;
the supporting plate is provided with a plurality of mounting through grooves, the bottom of the connecting plate is fixedly connected with a plurality of mounting screws, the bottom ends of the mounting screws movably penetrate into the mounting through grooves and are provided with fastening nuts through threads, and annular gaskets sleeved on the mounting screws are arranged between the fastening nuts and the inner walls of the tops of the mounting through grooves;
the inside installation cavity that still all is equipped with in both ends of backup pad, fixed mounting has hydraulic motor on the top inner wall of installation cavity, hydraulic motor's output fixedly connected with pivot, and the bottom of pivot rotates the below that extends to the backup pad and fixed the cup jointing has first sprocket, and the left side of first sprocket is connected with the second sprocket through chain drive, and the second sprocket is fixed to be cup jointed on the screw thread pillar.
Preferably, a plurality of installation logical groove equidistance interval arranges and sets up in the backup pad.
Preferably, the top of the connecting plate is fixedly provided with a semicircular mounting seat, a plurality of supporting rods are fixedly connected between the semicircular mounting seat and the arc-shaped inner wall of the arc-shaped supporting plate main body, and the arc-shaped supporting plate main body, the connecting plate, the semicircular mounting seat and the supporting rods are fixedly assembled by factory integrated prefabrication.
Preferably, the bottom end of the threaded strut is fixedly connected with a limiting head; the inner side of the support frame is also provided with a hydraulic control switch for controlling the hydraulic motor.
Preferably, the inner wall of the bottom of the mounting cavity is provided with a mounting hole, a bearing is fixedly mounted in the mounting hole, and the rotating shaft is rotatably mounted on the bearing.
Preferably, both ends of the bottom of the supporting plate are fixedly provided with rotating seats, and the top ends of the threaded support columns are rotatably arranged on the rotating seats.
Compared with the prior art, the beneficial effects of the utility model are that:
1. in the utility model, the arc-shaped supporting plate main body 2, the connecting plate 201, the semicircular mounting seat 202 and the supporting rod 203 are all prefabricated and assembled by factory integration, thus avoiding the trouble that the arc-shaped supporting plate supporting assembly needs to be assembled on site in the past, and being more convenient and faster;
2. in the utility model, the rotating shaft and the first chain wheel are driven to rotate by the hydraulic motor, the first chain wheel is in transmission fit with the second chain wheel through the chain, so that the top end of the threaded support is driven to rotate based on the rotating seat, and the threaded support is in thread transmission with the screw hole when rotating, so that the threaded support can move upwards from the telescopic cavity, and the threaded support drives the support plate and the arc support plate main body to move upwards integrally when moving upwards, so that the arc support plate main body can be supported and supported with the top of the inner wall of the tunnel after moving upwards, and thus the trouble that the existing support device for subway engineering construction needs manual upwards support of workers can be avoided, and the labor consumption of people is reduced;
in conclusion, in the supporting device for subway engineering construction, the arc-shaped plate supporting assembly is prefabricated and assembled in a factory integrated mode, the trouble that the arc-shaped plate supporting assembly needs to be assembled on a construction site in the prior art is avoided, meanwhile, the arc-shaped supporting plate main body and the top of the inner wall of the tunnel can be conveniently and quickly driven to support and support through mechanical operation, the trouble that workers need to manually support upwards in the prior art is avoided, labor consumption of people is greatly reduced, the structure is simple, and supporting and using are convenient.
Drawings
Fig. 1 is a schematic structural view of a supporting device for subway engineering construction according to the present invention;
FIG. 2 is an enlarged schematic view of a portion A of FIG. 1 according to the present invention;
fig. 3 is a schematic structural view of the arc-shaped supporting plate main body of the present invention.
In the figure: 1. a base plate; 2. an arc-shaped supporting plate main body; 201. a connecting plate; 202. a semicircular mounting seat; 203. a support bar; 3. a support plate; 301. installing a through groove; 302. a mounting cavity; 303. a hydraulic motor; 304. a rotating shaft; 305. a first sprocket; 306. a chain; 307. a second sprocket; 308. a rotating seat; 309. a bearing; 4. a threaded post; 401. a limiting head; 5. a support frame; 501. a telescoping chamber; 502. a screw hole; 503. a hydraulic control switch; 6. installing a screw rod; 7. fastening a nut; 8. an annular gasket.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a supporting device for subway engineering construction comprises a bottom plate 1 and an arc-shaped supporting plate main body 2 positioned above the bottom plate 1, wherein a connecting plate 201 is fixedly installed at the bottom of the arc-shaped supporting plate main body 2, a supporting plate 3 is movably installed at the bottom of the connecting plate 201, threaded struts 4 are rotatably installed at two ends of the bottom of the supporting plate 3, supporting frames 5 are fixedly installed at two ends of the top of the bottom plate 1, a telescopic cavity 501 is arranged inside the supporting frames 5, screw holes 502 are formed in the inner wall of the top of the telescopic cavity 501, and the bottom ends of the threaded struts 4 penetrate through the telescopic cavity 501 and are in threaded connection with the screw holes 502;
a plurality of mounting through grooves 301 are formed in the supporting plate 3, a plurality of mounting screws 6 are fixedly connected to the bottom of the connecting plate 201, the bottom ends of the mounting screws 6 movably penetrate through the mounting through grooves 301 and are provided with fastening nuts 7 through threads, and annular gaskets 8 sleeved on the mounting screws 6 are further arranged between the fastening nuts 7 and the inner walls of the tops of the mounting through grooves 301;
the inside installation cavity 302 that still all is equipped with in both ends of backup pad 3, fixed mounting has hydraulic motor 303 on the top inner wall of installation cavity 302, and hydraulic motor 303's output fixedly connected with pivot 304, and the bottom of pivot 304 rotates the below that extends to backup pad 3 and fixed the first sprocket 305 that has cup jointed, and the left side of first sprocket 305 is connected with second sprocket 307 through chain 306 transmission, and second sprocket 307 is fixed to cup joint on threaded support 4.
In this example, the plurality of installation through slots 301 are arranged on the support plate 3 at equal intervals.
In this example, a semicircular mounting seat 202 is fixedly mounted on the top of the connecting plate 201, a plurality of support rods 203 are fixedly connected between the semicircular mounting seat 202 and the arc-shaped inner wall of the arc-shaped supporting plate main body 2, and the arc-shaped supporting plate main body 2, the connecting plate 201, the semicircular mounting seat 202 and the support rods 203 are all fixed by factory-integrated prefabricated assembly.
In this example, the bottom end of the threaded strut 4 is fixedly connected with a limiting head 401; the inner side of the support frame 5 is also provided with a hydraulic control switch 503 for controlling the hydraulic motor 303.
In this example, the inner wall of the bottom of the mounting cavity 302 is provided with a mounting hole, a bearing 309 is fixedly mounted in the mounting hole, and the rotating shaft 304 is rotatably mounted on the bearing 309.
In this example, the two ends of the bottom of the supporting plate 3 are fixedly mounted with the rotating seats 308, and the top ends of the threaded pillars 4 are rotatably mounted on the rotating seats 308.
In the supporting device for subway engineering construction, the arc-shaped supporting plate main body 2, the connecting plate 201, the semicircular mounting seat 202 and the supporting rod 203 are all prefabricated and assembled in an integrated manner by a factory, so that the trouble that the arc-shaped plate supporting assembly needs to be assembled on site in the prior art is avoided, and the supporting device is more convenient and quicker; when the support is used, the output end of the hydraulic motor 303 drives the rotating shaft 304 to rotate, the rotating shaft 304 drives the first chain wheel 305 to rotate, then the first chain wheel 305 is in transmission fit with the second chain wheel 307 through the chain 306, thereby driving the top end of the threaded support 4 to rotate based on the rotating base 308, and the threaded support 4 performs threaded transmission with the threaded hole 502 when rotating, thereby the screw thread strut 4 can move upwards from the telescopic cavity 501, and the screw thread strut 4 drives the supporting plate 3 and the arc-shaped supporting and protecting plate main body 2 to move upwards integrally when moving upwards, so that the arc supporting plate main body 2 is supported and supported with the top of the inner wall of the tunnel after moving upwards, the trouble that the existing supporting device for subway engineering construction needs workers to manually support upwards can be avoided, labor consumption of people is further reduced, time and labor are saved, the structure is simple, and supporting and using are facilitated.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The supporting device for the subway engineering construction comprises a bottom plate (1) and an arc-shaped supporting and protecting plate main body (2) located above the bottom plate (1), and is characterized in that a connecting plate (201) is fixedly installed at the bottom of the arc-shaped supporting and protecting plate main body (2), a supporting plate (3) is movably installed at the bottom of the connecting plate (201), threaded struts (4) are rotatably installed at two ends of the bottom of the supporting plate (3), supporting frames (5) are fixedly installed at two ends of the top of the bottom plate (1), a telescopic cavity (501) is arranged inside the supporting frames (5), screw holes (502) are formed in the inner wall of the top of the telescopic cavity (501), and the bottom ends of the threaded struts (4) penetrate through the telescopic cavity (501) and are in threaded connection with the screw holes (502);
a plurality of installation through grooves (301) are formed in the supporting plate (3), a plurality of installation screw rods (6) are fixedly connected to the bottom of the connecting plate (201), the bottom ends of the installation screw rods (6) movably penetrate into the installation through grooves (301) and are provided with fastening nuts (7) through threads, and annular gaskets (8) sleeved on the installation screw rods (6) are further arranged between the fastening nuts (7) and the inner walls of the tops of the installation through grooves (301);
the inside installation cavity (302) that still all is equipped with in both ends of backup pad (3), fixed mounting has hydraulic motor (303) on the top inner wall of installation cavity (302), the output fixedly connected with pivot (304) of hydraulic motor (303), and the bottom of pivot (304) rotates the below that extends to backup pad (3) and fixed first sprocket (305) of having cup jointed, the left side of first sprocket (305) is connected with second sprocket (307) through chain (306) transmission, and second sprocket (307) are fixed cup joint on threaded support (4).
2. The support device for subway engineering construction as claimed in claim 1, wherein said plurality of installation through slots (301) are arranged on said supporting plate (3) at equal intervals.
3. The supporting device for subway engineering construction as claimed in claim 1, wherein a semicircular mounting seat (202) is fixedly mounted on the top of said connecting plate (201), a plurality of supporting rods (203) are fixedly connected between said semicircular mounting seat (202) and the arc-shaped inner wall of said arc-shaped supporting plate main body (2), and said arc-shaped supporting plate main body (2), said connecting plate (201), said semicircular mounting seat (202) and said supporting rods (203) are all assembled and fixed by factory-integrated prefabrication.
4. The support device for subway engineering construction as claimed in claim 1, wherein said threaded prop (4) is fixedly connected to a stopper (401) at its bottom end; the inner side of the support frame (5) is also provided with a hydraulic control switch (503) for controlling the hydraulic motor (303).
5. The support device for subway engineering construction as claimed in claim 1, wherein said mounting cavity (302) is provided with a mounting hole on its bottom inner wall, a bearing (309) is fixedly mounted in said mounting hole, and said rotating shaft (304) is rotatably mounted on said bearing (309).
6. The support device for subway engineering construction as claimed in claim 1, wherein said supporting plate (3) is fixedly mounted with a rotary seat (308) at both ends of the bottom, and the top end of said screw-threaded pillar (4) is rotatably mounted on said rotary seat (308).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123132357.XU CN216477417U (en) | 2021-12-14 | 2021-12-14 | Supporting device for subway engineering construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123132357.XU CN216477417U (en) | 2021-12-14 | 2021-12-14 | Supporting device for subway engineering construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216477417U true CN216477417U (en) | 2022-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123132357.XU Active CN216477417U (en) | 2021-12-14 | 2021-12-14 | Supporting device for subway engineering construction |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115263384A (en) * | 2022-07-12 | 2022-11-01 | 中建七局交通建设有限公司 | Subway construction supporting device |
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2021
- 2021-12-14 CN CN202123132357.XU patent/CN216477417U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115263384A (en) * | 2022-07-12 | 2022-11-01 | 中建七局交通建设有限公司 | Subway construction supporting device |
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