CN112253191A - Top supporting structure for subway construction - Google Patents
Top supporting structure for subway construction Download PDFInfo
- Publication number
- CN112253191A CN112253191A CN202011106315.6A CN202011106315A CN112253191A CN 112253191 A CN112253191 A CN 112253191A CN 202011106315 A CN202011106315 A CN 202011106315A CN 112253191 A CN112253191 A CN 112253191A
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- screw rod
- wall
- support ring
- electromagnet
- supporting
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- 238000010276 construction Methods 0.000 title claims abstract description 19
- 238000009434 installation Methods 0.000 claims abstract description 5
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 238000001179 sorption measurement Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/50—Component parts or details of props
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention relates to a top supporting structure for subway construction, which relates to the technical field of subway construction.A screw rod seat is detachably connected to a longitudinal beam, the other end of a screw rod is connected with an output shaft of a motor by a coupler, the leftmost motor is fixed on the left end wall of a subway tunnel, and the rest motors are respectively fixed on the right side wall of the longitudinal beam on the left side of the subway tunnel; the nut consists of a lower semicircular support ring, an upper semicircular support ring, a rotating shaft, an electromagnet, a relay, a wireless transceiver and a battery; the upper portion lock of semicircle brace ring down is equipped with last semicircle brace ring, utilizes the pivot to connect soon between semicircle brace ring down and the last semicircle brace ring, and connecting thread has all been seted up with the inner wall of last semicircle brace ring to the inner wall of semicircle brace ring down, and two connecting thread lock be with the connecting thread that lead screw looks screw thread connects soon, and it adopts every stay tube of electric drive to required mounted position in advance, need not manual operation, reduces artifical intensity of labour, improves the installation effectiveness.
Description
Technical Field
The invention relates to the technical field of subway construction, in particular to a top supporting structure for subway construction.
Background
Subway construction needs at subway tunnel top installation bearing structure for support the subway tunnel, guarantee its top rigidity and stability. The top bearing structure of present subway construction need put a plurality of stay tubes one by one, and the both ends of every stay tube that will put the cloth are connected on the wall body of tunnel both sides again, and whole journey all needs manual operation, and is more time-consuming and laborious.
Disclosure of Invention
The invention aims to provide a top supporting structure for subway construction, which is reasonable in design and aims to overcome the defects and shortcomings of the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme: it comprises a bottom supporting frame and a top supporting beam; the bottom supporting frames are arranged end to end, and a top supporting beam is movably arranged on each bottom supporting frame; the top supporting beam is formed by connecting a plurality of supporting tubes end to end; the bottom supporting frame consists of a longitudinal beam and two front and rear cross beams connected to the left side surface of the longitudinal beam, and the left ends of the two cross beams in the leftmost bottom supporting frame are connected and fixed on the wall body at the left end of the subway tunnel; the upper surface of the beam is provided with a roller mounting groove, a plurality of rollers are arranged in the roller mounting groove side by side from left to right, and the front end and the rear end of each roller are screwed in the front side wall and the rear side wall of the roller mounting groove by using bearings; the connection part of two support tubes connected end to end is movably erected on the roller, the upper parts of the support tubes are movably provided with nuts, a plurality of nuts are all in threaded connection with a screw rod, one end of the screw rod is screwed in a screw rod seat, the screw rod seat is detachably connected to a longitudinal beam, the other end of the screw rod is connected with an output shaft of a motor by a coupler, the leftmost motor is fixed on the wall body at the left end of the subway tunnel, and the rest motors are respectively fixed on the right side wall of the longitudinal beam at the left side of the subway tunnel; the nut consists of a lower semicircular support ring, an upper semicircular support ring, a rotating shaft, an electromagnet, a relay, a wireless transceiver and a battery; the upper part of the lower semicircular support ring is buckled with an upper semicircular support ring, the lower semicircular support ring and the upper semicircular support ring are connected by a rotating shaft in a rotating mode, the inner wall of the lower semicircular support ring and the inner wall of the upper semicircular support ring are both provided with connecting threads, and the two connecting threads are buckled into connecting threads screwed with the screw rod; the bottom wall of the lower semicircular supporting ring is fixedly provided with a polygonal bolt which is inserted into a polygonal opening formed in the top wall of the supporting tube; an electromagnet, a relay and a battery are embedded in the edges of the lower semicircular support ring and the upper semicircular support ring away from the rotating shaft, wherein the battery, the relay and the electromagnet are electrically connected; the lower semicircular supporting ring on one side of the battery is embedded with a wireless transceiver, and the control switches of the motor and the relay are in wireless transmission connection with the control terminal through the wireless transceiver.
Further, the upper edge of lateral wall is the inclined plane setting around the roller mounting groove, this inclined plane sets up with the laminating of the pipe wall of the pipe end of supporting pipe.
Furthermore, the front side wall and the rear side wall of the cross beam are internally and movably provided with inclined struts by utilizing hinged seats, and the other ends of the inclined struts are fixed on the bottom wall of the supporting tube.
Furthermore, both ends of the inclined strut are respectively screwed on the hinge seats, the hinge seat positioned at the upper end is fixed on the bottom wall of the supporting tube, and the hinge seat positioned at the lower end is movably inserted into the front side wall and the rear side wall of the cross beam.
Furthermore, the inclined strut is composed of an outer rod, an inner rod, a linear bearing and a locking nut; the outer rod is internally provided with a jack, one end of the inner rod is movably inserted into the jack after penetrating through one end wall of the outer rod, an outer convex ring is integrally formed at one end of the inner rod movably inserted into the jack, and the outer convex ring is movably abutted against the inner wall of one end of the jack; the penetrating part of the inner rod and the outer rod is movably connected by a linear bearing, and the linear bearing is embedded in the end part of the outer rod; the locking nut is sleeved on the inner rod and is fixedly connected with the end part of the outer rod through threads.
The working principle of the invention is as follows: the bottom supporting frame is arranged at the top of a subway tunnel in advance, a screw rod seat is arranged on a longitudinal beam, a motor and a screw rod are fixed, a top supporting beam which is appropriate in quantity and is provided with a screw nut is selected according to needs to be placed on the bottom supporting frame, the screw nut is in an open state at the moment, the screw rod is positioned in the screw nut, an external control terminal sends an instruction to control the upper electromagnet and the lower electromagnet in the screw nut in the top supporting beam on the rightmost side to be electrified oppositely, the polarity of the upper electromagnet and the polarity of the lower electromagnet are opposite, the upper electromagnet and the lower electromagnet are arranged in an adsorption mode, the upper semicircular supporting ring and the lower semicircular supporting ring are buckled with each other, the motor is started to drive the screw rod to rotate, the top supporting beam on the rightmost side is driven to move rightmost to the position which needs to be installed and fixed, then the control terminal sends an instruction to control a relay in, the polarity of the electromagnet in the lower semicircular supporting ring is the same as that of the electromagnet in the upper semicircular supporting ring, at the moment, the same poles repel, the screw is opened, and the screw rod is separated; then, according to the same method, driving a second top supporting beam on the right side to a required mounting position, and so on until all the top supporting beams are moved to respective mounting positions, and finally, manually positioning the top supporting beams on the ground on the front side and the rear side of the subway tunnel, and connecting and fixing the front end and the rear end of each top supporting beam with the front side wall and the rear side wall of the subway tunnel by using ground anchor bolts; and finally, sending an instruction through the control terminal, buckling all the nuts on the screw rod, then disassembling the motor, lifting the motor connecting screw rod by using the crane, and completely disassembling the motor, the screw rod, the nuts and the screw rod seat for the next group of installation and construction.
After adopting the structure, the invention has the beneficial effects that: the invention provides a top supporting structure for subway construction, which is characterized in that each supporting pipe is electrically driven to a required mounting position in advance, manual operation is not needed, the manual labor intensity is reduced, and the mounting efficiency is improved.
Description of the drawings:
fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a bottom view of fig. 1.
FIG. 3 is a sectional view taken along line A-A in FIG. 1.
Fig. 4 is a schematic structural view of the nut of the present invention.
Fig. 5 is a schematic view showing an open state of the nut in the present invention.
Fig. 6 is a schematic structural view of the sprag of the present invention.
Description of reference numerals:
the device comprises supporting pipes 1, longitudinal beams 2, cross beams 3, roller mounting grooves 3-1, rollers 4, a motor 5, a screw rod 6, a screw nut 7, a lower semicircular support ring 7-1, an upper semicircular support ring 7-2, a rotating shaft 7-3, an electromagnet 7-4, a relay 7-5, a wireless transceiver 7-6, a battery 7-7, a screw rod seat 8, a bearing 9, an inclined support 10, an outer rod 10-1, an inner rod 10-2, a linear bearing 10-3, a locking nut 10-4, a jack 10-5, a hinge seat 11 and a polygonal bolt 12.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to fig. 6, the following technical solutions are adopted in the present embodiment: it comprises a bottom supporting frame and a top supporting beam; the bottom supporting frames are arranged end to end, and a top supporting beam is movably arranged on each bottom supporting frame; the top supporting beam is formed by connecting a plurality of supporting tubes end to end (connected by a bolt component); the bottom supporting frame is composed of a longitudinal beam 2 and two cross beams 3 welded and fixed in front and at back of the left side face of the longitudinal beam 2, and the left ends of the two cross beams 3 in the leftmost bottom supporting frame are connected and fixed on the wall body at the left end of the subway tunnel by using ground anchor bolts; the upper surface of the beam 3 is provided with a roller mounting groove 3-1, a plurality of rollers 4 are arranged in the roller mounting groove 3-1 side by side from left to right, and the front end and the rear end of each roller 4 are screwed in the front side wall and the rear side wall of the roller mounting groove 3-1 by using bearings 9; the joint of two support tubes 1 connected end to end is movably erected on a roller 4, the upper edges of the front and rear side walls of a roller mounting groove 3-1 are both inclined planes, and the inclined planes are attached to the tube walls of the inclined-opening tubes at the end parts of the support tubes 1; inclined struts 10 are movably arranged in the front side wall and the rear side wall of the cross beam 3 by using hinge seats 11 (the hinge seats 11 are inserted in a T-shaped groove in the side wall of the cross beam 3 and are used for auxiliary support of a top supporting beam during movement), the other ends of the inclined struts 10 are fixed on the bottom wall of the supporting tube 1 by using the hinge seats 11 (the hinge seats 11 are connected and fixed with the tube wall of the supporting tube 1 by using bolt components), and each inclined strut 10 consists of an outer rod 10-1, an inner rod 10-2, a linear bearing 10-3 and a locking nut 10-4; a jack 10-5 is arranged in the outer rod 10-1, one end of the inner rod 10-2 penetrates through one end wall of the outer rod 10-1 and is movably inserted into the jack 10-5, and an outer convex ring is integrally formed at one end of the inner rod 10-2 which is movably inserted into the jack 10-5 and movably abutted against the inner wall of one end of the jack 10-5; the penetrating part of the inner rod 10-2 and the outer rod 10-1 is movably connected by a linear bearing 10-3, and the linear bearing 10-3 is embedded in the end part of the outer rod 10-1; the locking nut 10-4 is sleeved on the inner rod 10-2 and is fixedly connected with the end part of the outer rod 10-1 through threads, and one end of the outer rod 10-1 and one end of the inner rod 10-2 are connected with the corresponding hinge seats 11 in a screwing mode through rotating shafts; the upper part of the supporting tube 1 is movably provided with a screw 7, a plurality of screws 7 are in threaded connection with a screw 6, one end of the screw 6 is screwed in a screw seat 8, the screw seat 8 is detachably connected to the longitudinal beam 2, the other end of the screw 6 is connected with an output shaft of a motor 5 by a coupler, the leftmost motor 5 is fixed on the left end wall of the subway tunnel, and the rest motors 5 are respectively fixed on the right side wall of the longitudinal beam 2 on the left side; the screw 7 consists of a lower semicircular support ring 7-1, an upper semicircular support ring 7-2, a rotating shaft 7-3, an electromagnet 7-4, a relay 7-5, a wireless transceiver 7-6 and a battery 7-7; the upper part of the lower semicircular support ring 7-1 is buckled with an upper semicircular support ring 7-2, the lower semicircular support ring 7-1 and the upper semicircular support ring 7-2 are screwed by a rotating shaft 7-3, the inner wall of the lower semicircular support ring 7-1 and the inner wall of the upper semicircular support ring 7-2 are both provided with connecting threads, and the two connecting threads are buckled into connecting threads screwed with the screw rod 6; the bottom wall of the lower semicircular supporting ring 7-1 is fixedly welded with a polygonal bolt 12, and the polygonal bolt 12 is inserted into a polygonal opening formed in the top wall of the supporting tube 1; an electromagnet 7-4, a relay 7-5 and a battery 7-7 are embedded in the edges of the lower semicircular support ring 7-1 and the upper semicircular support ring 7-2 far away from the rotating shaft 7-3, wherein the battery 7-7, the relay 7-5 and the electromagnet 7-4 are electrically connected; a wireless transceiver 7-6 is embedded in the lower semicircular support ring 7-1 positioned at one side of the battery 7-7, and the motor 5 and a control switch of the relay 7-5 are in wireless transmission connection with a control terminal by utilizing the wireless transceiver 7-6.
The working principle of the specific embodiment is as follows: the bottom supporting frame is arranged at the top of a subway tunnel in advance, a screw seat 8 is arranged on a longitudinal beam 2, a motor 5 and a screw rod 6 are fixed, a top supporting beam with a proper quantity and provided with a screw nut 7 is selected according to needs to be placed on the bottom supporting frame, the screw nut 7 is in an open state at the moment, the screw rod 6 is positioned in the screw nut 7, an instruction is sent out through an external control terminal, an upper electromagnet 7-4 and a lower electromagnet 7-4 in the screw nut 7 in the rightmost top supporting beam are controlled to be electrified oppositely, the polarity of the upper electromagnet 7-4 and the polarity of the lower electromagnet 7-4 are opposite, the electromagnets are arranged in an adsorption mode, the upper semicircular supporting ring 7-2 and the lower semicircular supporting ring 7-1 are buckled mutually, the motor 5 is started at the moment, the screw rod 6 is driven to rotate, the rightmost top supporting beam is driven to move, controlling a relay 7-5 in a lower semicircular support ring 7-1 in the screw 7 so as to change the current direction of a coil in an electromagnet 7-4 connected with the relay 7-5, so that the polarity of the electromagnet in the lower semicircular support ring 7-1 is the same as that of the electromagnet 7-4 in the upper semicircular support ring 7-2, at the moment, homopolarity is repelled, and the screw 7 is opened and separated from the screw 6; then, according to the same method, driving a second top supporting beam on the right side to a required mounting position, and so on until all the top supporting beams are moved to respective mounting positions, and finally, manually positioning the top supporting beams on the ground on the front side and the rear side of the subway tunnel, and connecting and fixing the front end and the rear end of each top supporting beam with the front side wall and the rear side wall of the subway tunnel by using ground anchor bolts; and finally, sending an instruction through the control terminal, buckling all the nuts 7 on the screw rod 6, then disassembling the motor 5, lifting the motor 5 and the screw rod 6 by using the crane, and disassembling all the motor 5, the screw rod 6, the nuts 7 and the screw rod seat 8 for the next group of installation and construction.
After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:
1. the top supporting beam is moved to a required mounting position by matching the motor, the screw rod and the movably arranged screw nut, so that the labor is saved;
2. the screw nut and the screw rod seat are detachably connected to the top supporting beam and the bottom supporting frame, so that the screw nut and the screw rod seat are convenient to detach when not used, can be recycled, and saves the cost;
3. the top supporting beam is movably erected on the roller, and under the rolling action of the roller, the movement of the top supporting beam is assisted, so that the top supporting beam can move quickly, and the mounting speed is increased;
4. and the telescopic inclined strut is adopted, so that the auxiliary support of the support tubes with different lengths is met, and the adaptability is improved.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a top bearing structure of subway construction which characterized in that: it comprises a bottom supporting frame and a top supporting beam; the bottom supporting frames are arranged end to end, and a top supporting beam is movably arranged on each bottom supporting frame; the top supporting beam is formed by connecting a plurality of supporting tubes end to end; the bottom supporting frame is composed of a longitudinal beam (2) and two front and rear cross beams (3) connected to the left side surface of the longitudinal beam (2), and the left ends of the two cross beams (3) in the leftmost bottom supporting frame are fixedly connected to the wall body at the left end of the subway tunnel; the upper surface of the cross beam (3) is provided with a roller mounting groove (3-1), a plurality of rollers (4) are arranged in the roller mounting groove (3-1) side by side from left to right, and the front end and the rear end of each roller (4) are screwed in the front side wall and the rear side wall of the roller mounting groove (3-1) by using bearings (9); the connection part of two support pipes (1) connected end to end is movably erected on a roller (4), the upper parts of the support pipes (1) are movably provided with nuts (7), a plurality of nuts (7) are in threaded connection with a screw rod (6), one end of the screw rod (6) is screwed in a screw rod seat (8), the screw rod seat (8) is detachably connected to a longitudinal beam (2), the other end of the screw rod (6) is connected with an output shaft of a motor (5) by a coupler, the leftmost motor (5) is fixed on the left end wall of a subway tunnel, and the rest motors (5) are respectively fixed on the right side wall of the longitudinal beam (2) on the left side of the subway tunnel; the nut (7) consists of a lower semicircular support ring (7-1), an upper semicircular support ring (7-2), a rotating shaft (7-3), an electromagnet (7-4), a relay (7-5), a wireless transceiver (7-6) and a battery (7-7); the upper part of the lower semicircular support ring (7-1) is buckled with an upper semicircular support ring (7-2), the lower semicircular support ring (7-1) and the upper semicircular support ring (7-2) are screwed by a rotating shaft (7-3), the inner wall of the lower semicircular support ring (7-1) and the inner wall of the upper semicircular support ring (7-2) are both provided with connecting threads, and the two connecting threads are buckled into connecting threads screwed with the screw rod (6); a polygonal column bolt (12) is fixed on the bottom wall of the lower semicircular support ring (7-1), and the polygonal column bolt (12) is inserted into a polygonal opening formed in the top wall of the support tube (1); an electromagnet (7-4), a relay (7-5) and a battery (7-7) are embedded in one edge of the lower semicircular support ring (7-1) and one edge of the upper semicircular support ring (7-2) far away from the rotating shaft (7-3), wherein the battery (7-7), the relay (7-5) and the electromagnet (7-4) are electrically connected; a wireless transceiver (7-6) is embedded in the lower semicircular supporting ring (7-1) positioned at one side of the battery (7-7), and the motor (5) and a control switch of the relay (7-5) are in wireless transmission connection with a control terminal by utilizing the wireless transceiver (7-6).
2. The roof support structure for subway construction as claimed in claim 1, wherein: the upper edges of the front side wall and the rear side wall of the roller mounting groove (3-1) are inclined planes, and the inclined planes are attached to the pipe wall of the inclined opening pipe at the end part of the supporting pipe (1).
3. The roof support structure for subway construction as claimed in claim 1, wherein: the front side wall and the rear side wall of the cross beam (3) are internally and movably provided with inclined struts (10) by utilizing hinged seats (11), and the other ends of the inclined struts (10) are fixed on the bottom wall of the supporting tube (1).
4. A subway construction roof support structure as claimed in claim 3, wherein: the two ends of the inclined strut (10) are respectively screwed on the hinge seats (11), the hinge seats (11) at the upper ends are fixed on the bottom wall of the supporting tube (1), and the hinge seats (11) at the lower ends are movably inserted into the front side wall and the rear side wall of the cross beam (3).
5. The roof support structure for subway construction as claimed in claim 4, wherein: the inclined strut (10) consists of an outer rod (10-1), an inner rod (10-2), a linear bearing (10-3) and a locking nut (10-4); a jack (10-5) is arranged in the outer rod (10-1), one end of the inner rod (10-2) penetrates through one end wall of the outer rod (10-1) and is movably inserted into the jack (10-5), an outer convex ring is integrally formed at one end of the inner rod (10-2) which is movably inserted into the jack (10-5), and the outer convex ring is movably abutted against the inner wall of one end of the jack (10-5); the penetrating part of the inner rod (10-2) and the outer rod (10-1) is movably connected by a linear bearing (10-3), and the linear bearing (10-3) is embedded in the end part of the outer rod (10-1); the locking nut (10-4) is sleeved on the inner rod (10-2) and is fixedly connected with the end part of the outer rod (10-1) through threads.
6. The roof support structure for subway construction as claimed in claim 1, wherein: the working principle is as follows: the bottom supporting frame is arranged at the top of a subway tunnel in advance, then a screw rod seat (8) is arranged on a longitudinal beam (2), a motor (5) and a screw rod (6) are fixed, then top supporting beams which are proper in quantity and are provided with screw nuts (7) are selected to be arranged on the bottom supporting frame according to needs, the screw nuts (7) are in an open state, the screw rod (6) is positioned in the screw nuts (7), an instruction is sent out through an external control terminal, an upper electromagnet (7) and a lower electromagnet (7-4) in the screw nut (7) in the rightmost top supporting beam are controlled to be electrified oppositely, the polarity of the upper electromagnet and the polarity of the lower electromagnet (7-4) are opposite, adsorption setting is carried out, the upper semicircular supporting ring (7-2) and the lower semicircular supporting ring (7-1) are buckled with each other, the motor (5) is started at the moment, the screw rod (6) is driven to rotate, and the rightmost right supporting beam is driven, then the control terminal sends out an instruction to control a relay (7-5) in a lower semicircular support ring (7-1) in the screw nut (7), so that the current direction of a coil in an electromagnet (7-4) connected with the relay (7-5) is changed, the polarity of the electromagnet in the lower semicircular support ring (7-1) is the same as that of the electromagnet (7-4) in the upper semicircular support ring (7-2), at the moment, the same poles repel each other, the screw nut (7) is opened, and the screw nut (7) is separated from the screw rod (6); then, according to the same method, driving a second top supporting beam on the right side to a required mounting position, and so on until all the top supporting beams are moved to respective mounting positions, and finally, manually positioning the top supporting beams on the ground on the front side and the rear side of the subway tunnel, and connecting and fixing the front end and the rear end of each top supporting beam with the front side wall and the rear side wall of the subway tunnel by using ground anchor bolts; and finally, sending an instruction through the control terminal, buckling all the nuts (7) on the screw rod (6), then disassembling the motor (5), lifting the motor (5) connected with the screw rod (6) by using the crane together, and disassembling all the motors (5), the screw rod (6), the nuts (7) and the screw rod seat (8) for the next group of installation and construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011106315.6A CN112253191B (en) | 2020-10-16 | 2020-10-16 | Top supporting structure for subway construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011106315.6A CN112253191B (en) | 2020-10-16 | 2020-10-16 | Top supporting structure for subway construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112253191A true CN112253191A (en) | 2021-01-22 |
| CN112253191B CN112253191B (en) | 2022-08-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011106315.6A Active CN112253191B (en) | 2020-10-16 | 2020-10-16 | Top supporting structure for subway construction |
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| Country | Link |
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| CN (1) | CN112253191B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207813626U (en) * | 2018-01-11 | 2018-09-04 | 贵州陆通工程管理咨询有限责任公司 | A kind of support equipment for constructing tunnel |
| CN108625886A (en) * | 2018-06-10 | 2018-10-09 | 邯郸旸奥机械设备销售有限公司 | A kind of support of tunnel constructional device with locating alarming function |
| CN109026025A (en) * | 2018-08-30 | 2018-12-18 | 上海隧道工程有限公司 | Push pipe support and jacking system for construction tunnel service channel |
| CN211422709U (en) * | 2019-10-11 | 2020-09-04 | 安徽宏泰交通工程设计研究院有限公司 | Supporting device for tunnel accessory installation |
| CN211448738U (en) * | 2019-11-06 | 2020-09-08 | 侯利强 | Improved supporting mechanism suitable for roadway top support in coal mine tunneling |
-
2020
- 2020-10-16 CN CN202011106315.6A patent/CN112253191B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207813626U (en) * | 2018-01-11 | 2018-09-04 | 贵州陆通工程管理咨询有限责任公司 | A kind of support equipment for constructing tunnel |
| CN108625886A (en) * | 2018-06-10 | 2018-10-09 | 邯郸旸奥机械设备销售有限公司 | A kind of support of tunnel constructional device with locating alarming function |
| CN109026025A (en) * | 2018-08-30 | 2018-12-18 | 上海隧道工程有限公司 | Push pipe support and jacking system for construction tunnel service channel |
| CN211422709U (en) * | 2019-10-11 | 2020-09-04 | 安徽宏泰交通工程设计研究院有限公司 | Supporting device for tunnel accessory installation |
| CN211448738U (en) * | 2019-11-06 | 2020-09-08 | 侯利强 | Improved supporting mechanism suitable for roadway top support in coal mine tunneling |
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| Publication number | Publication date |
|---|---|
| CN112253191B (en) | 2022-08-23 |
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Effective date of registration: 20240126 Address after: 230000 B-2704, wo Yuan Garden, 81 Ganquan Road, Shushan District, Hefei, Anhui. Patentee after: HEFEI LONGZHI ELECTROMECHANICAL TECHNOLOGY Co.,Ltd. Country or region after: China Address before: Henan Institute of urban construction, Xincheng District, Pingdingshan City, Henan Province Patentee before: Henan University of Urban Construction Country or region before: China |