CN111749711A - Moving method of tunnel trolley - Google Patents
Moving method of tunnel trolley Download PDFInfo
- Publication number
- CN111749711A CN111749711A CN202010651163.1A CN202010651163A CN111749711A CN 111749711 A CN111749711 A CN 111749711A CN 202010651163 A CN202010651163 A CN 202010651163A CN 111749711 A CN111749711 A CN 111749711A
- Authority
- CN
- China
- Prior art keywords
- track
- screw rod
- guide
- main beam
- oil cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B23/00—Easily dismountable or movable tracks, e.g. temporary railways; Details specially adapted therefor
- E01B23/10—Shiftable tracks for heavy loads, e.g. carrying excavators
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
Abstract
A moving method of a tunnel trolley comprises the steps that firstly, after a section is built, a supporting screw rod is dismantled, and an inverted arch oil cylinder is driven by an oil pump to enable an inverted arch template to be away from an inverted arch surface to the maximum extent; secondly, starting the jacking oil cylinder assembly to drive the main beam, the lining template and the portal frame to integrally move upwards, so that the track is separated from the concrete surface; then, the auxiliary screw rod is rotated to be long until the bottom of the auxiliary screw rod is contacted with the concrete surface to be used as a support, and the jacking oil cylinder assembly is started and contracted to be separated from the concrete surface; then, driving the track to move forwards through a motor; after the track moves to the designated position, the jacking oil cylinder extends to the surface of the supporting concrete, the auxiliary screw rod is screwed short, and finally; and (4) contracting and jacking the oil cylinder assembly until the rail is completely attached to the concrete surface, and driving the main beam, the lining template and the portal frame to move to the specified position on the rail.
Description
Technical Field
The invention relates to the field of tunnel construction, in particular to a moving method of a tunnel trolley.
Background
In the construction process of various mine roadways, railway and highway tunnels, water conservancy culverts, various underground projects, high-rise building foundation pits, military projects and the like in China, the tunnel inverted arch is a reverse arch structure which is arranged at the bottom of a tunnel and is used for improving the stress condition of an upper supporting structure, is one of main components of the tunnel structure, and is used for effectively transmitting the formation pressure at the upper part of the tunnel to the underground through a tunnel side wall structure or the load on a road surface and also effectively resisting the counter force transmitted from the formation at the lower part of the tunnel. The inverted arch and the secondary lining form a whole tunnel, so that the structural stability is improved. In order to realize high-efficiency mechanized construction, an inverted arch trolley is initially used.
In the practical use of the inverted arch trolley, the following problems exist:
1. the inverted arch trolley in the prior art comprises a rail, the trolley moves on the rail, however, as the height of the trolley is far larger than that of a conventional trolley and transverse adjustment operation is carried out in use, the stability between the trolley and the rail is very important, and the conventional trolley still adopts a conventional rail connection mode.
2. The inverted arch trolley in the prior art is large in size, and still needs to have certain flexibility in moving operation, so that the problem of how to select the specification of the jacking piston cylinder is difficult, and the piston cylinder with a smaller specification is still used in the prior art to adapt to the size, flexibility and installation performance.
3. The inverted arch trolley in the prior art only considers the use of the piston cylinder and does not consider the stability of the piston cylinder, and the stability of the piston cylinder needs to be considered because the trolley can be transversely adjusted and moved back and forth in use.
4. In the prior art, the base design of piston cylinder often is the problem of neglected, however the inverted arch platform truck is because bulky, and the base also must corresponding increase, does not have relevant design in stability and the economic nature prior art of how to guarantee the base.
5. The inverted arch trolley in the prior art has the problem of unbalanced gravity center because the length of a track is shorter than that of the trolley and construction processes such as tamping are needed.
Disclosure of Invention
In order to overcome the above problems, the present invention proposes a solution to solve the above problems simultaneously.
The technical scheme adopted by the invention for solving the technical problems is as follows: a moving method of a tunnel trolley comprises a portal frame, a main beam, a supporting screw rod, an auxiliary screw rod, a track walking mechanism, a track, a jacking oil cylinder assembly, a balancing weight, a lining template and an inverted arch template; the jacking oil cylinder assembly comprises a cylinder barrel, a piston rod, a connecting sheet, a first cylinder base, a second cylinder base, supporting legs and connecting blocks; the track comprises guide ribs, the track travelling mechanism comprises a short guide piece and a long guide piece, and the short guide piece comprises a guide round block and a guide inclined plate; the portal comprises an oblique beam, a vertical beam, a cross beam and a longitudinal beam;
the moving method comprises the following steps: firstly, after a section is constructed and poured, the supporting screw rod is dismantled, and the inverted arch oil cylinder is driven by the oil pump to enable the inverted arch template to be separated from the inverted arch surface to the maximum extent; secondly, starting the jacking oil cylinder assembly to drive the main beam, the lining template and the portal frame to integrally move upwards, so that the track is separated from the concrete surface; then, the auxiliary screw rod is rotated to be long until the bottom of the auxiliary screw rod is contacted with the concrete surface to be used as a support, and the jacking oil cylinder assembly is started and contracted to be separated from the concrete surface; then, driving the track to move forwards through a motor; after the track moves to the designated position, the jacking oil cylinder extends to the surface of the supporting concrete, the auxiliary screw rod is screwed short, and finally; the jacking oil cylinder assembly is contracted until the rail is completely attached to the concrete surface, and the main beam, the lining template and the portal frame are driven to move to the specified position on the rail;
the vertical beam is arranged above the main beam, a cross beam and a longitudinal beam are connected above the vertical beam, the oblique beam plays a role in reinforcement, and a short beam is arranged between the oblique beam and the vertical beam; the lining template surrounds the main beam and the portal, and a telescopic mechanism is arranged on the main beam and connected with the lining template; the support screw rod is positioned below one end of the main beam, and the balancing weight is positioned above the other end of the main beam;
the track traveling mechanism is arranged above the track, the guide round block is provided with a straight groove, the straight groove is matched and connected with the guide rib, the number of the guide inclined plates is two, the guide round block is positioned between the two guide inclined plates, the lower surface of each guide inclined plate is higher than the lower surface of the track, and the lower surface of the long guide part is positioned below the lower surface of the track;
the cylinder barrel is positioned above the piston rod, the connecting piece is integrally arranged below the piston rod, and the connecting piece is connected with the first cylinder seat through a connecting piece; the second cylinder base is arranged below the first cylinder base, the area of the lower surface of the first cylinder base is smaller than that of the upper surface of the second cylinder base, the middle part of the second cylinder base is provided with supporting ribs, a supporting leg is arranged below the second cylinder base, and the supporting leg is arranged on one side of the lower end of the supporting leg; the connecting block is arranged above the cylinder barrel and drives the door frame and the main beam to lift through the connecting block.
Preferably, the track running mechanism further comprises a running wheel, and the running wheel is arranged on the upper surface of the track.
Preferably, the telescopic mechanism is a hydraulic cylinder.
Preferably, the counterweight is a concrete counterweight.
Preferably, the lower end of the long guide piece is attached to the lower end of the track.
Preferably, the lower end of the elongated guide member wraps around the lower end of the rail.
Preferably, the connecting member is a screw.
Preferably, there are four of said screws.
Preferably, the main beam is formed by connecting a plurality of rods.
Preferably, the plurality of rods comprise vertical rods, inclined rods, cross rods and longitudinal rods.
The invention has the beneficial effects that:
1. aiming at the 1 st point of the background technology, a long and short guide part matching mode is adopted, multi-point guiding improves guiding stability, long and short guiding is flexible and ensures stability, and structural difference guiding of the long and short guide parts ensures functionality and economy at the same time.
2. Aiming at the 2 nd point of the background technology, a mode that a cylinder barrel is arranged on the upper part, a piston rod is arranged on the lower part and the cylinder barrel moves is adopted, and the movement of a conventional piston cylinder is the movement of the piston rod. This application uses the cylinder to remove, has guaranteed bigger execution area to the platform truck of big volume of adaptation more has improved stability.
3. To the 3 rd point that the background art provided, through the integrative connection piece of design of piston rod, balanced when the relative cylinder seat of piston rod has rocking or slope, the rocking and the slope of the relative cylinder seat of piston rod has been avoided completely to the design of connection piece, better promotion stability.
4. To the 4 th point that the background art provided, through the design of two jar seats, first jar seat volume is less than the second jar seat, has compromise stability and economic nature simultaneously, has set up the support fin in the second jar seat simultaneously, has further compromise stability and economic nature.
5. To the 5 th point that the background art provided, set up the balancing weight, avoided because orbital length is shorter than the length of platform truck, and need have construction process such as tamping, the unbalanced problem of focus that consequently exists.
The foregoing designs are not sequential, each of which provides a distinct and significant advance in the present invention over the prior art.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a plan view of the trolley of the present invention.
Fig. 2 is a three-dimensional view of the trolley of the present invention.
FIG. 3 is a three-dimensional view of a lift cylinder of the present invention.
Fig. 4 is a plan view of the lift cylinder of the present invention.
Fig. 5 is a three-dimensional view of the track attachment location of the present invention.
Fig. 6 is a schematic view of the traveling process of the trolley of the invention.
In the figures, the reference numerals are as follows:
1. the device comprises a portal frame 2, a main beam 3, a support screw rod 4, a surface to be excavated 5, an inverted arch 6, a track traveling mechanism 7, inverted arch filling 8, a track 9, a jacking oil cylinder 10, a balancing weight 11, a lining template 12, a cylinder barrel 13, a piston rod 14, a connecting piece 15, a first cylinder base 16, a supporting leg 17, a supporting leg 18, a second cylinder base 19, a connecting block 20, a guide rib 21, a short guide 22, a long guide 23, a guide round block 24, a guide inclined plate 25, an inclined beam 26, a vertical beam 27, a cross beam 28, a longitudinal beam 29, an inverted arch template 30 and an auxiliary screw rod.
Detailed Description
As shown in the figure: a moving method of a tunnel trolley comprises a portal frame, a main beam, a supporting screw rod, an auxiliary screw rod, a track walking mechanism, a track, a jacking oil cylinder assembly, a balancing weight, a lining template and an inverted arch template; the jacking oil cylinder assembly comprises a cylinder barrel, a piston rod, a connecting sheet, a first cylinder base, a second cylinder base, supporting legs and connecting blocks; the track comprises guide ribs, the track travelling mechanism comprises a short guide piece and a long guide piece, and the short guide piece comprises a guide round block and a guide inclined plate; the portal comprises an oblique beam, a vertical beam, a cross beam and a longitudinal beam;
the moving method comprises the following steps: firstly, after a section is constructed and poured, the supporting screw rod is dismantled, and the inverted arch oil cylinder is driven by the oil pump to enable the inverted arch template to be separated from the inverted arch surface to the maximum extent; secondly, starting the jacking oil cylinder assembly to drive the main beam, the lining template and the portal frame to integrally move upwards, so that the track is separated from the concrete surface; then, the auxiliary screw rod is rotated to be long until the bottom of the auxiliary screw rod is contacted with the concrete surface to be used as a support, and the jacking oil cylinder assembly is started and contracted to be separated from the concrete surface; then, driving the track to move forwards through a motor; after the track moves to the designated position, the jacking oil cylinder extends to the surface of the supporting concrete, the auxiliary screw rod is screwed short, and finally; the jacking oil cylinder assembly is contracted until the rail is completely attached to the concrete surface, and the main beam, the lining template and the portal frame are driven to move to the specified position on the rail;
as shown in the figure: the vertical beam is arranged above the main beam, a cross beam and a longitudinal beam are connected above the vertical beam, the oblique beam plays a role in reinforcement, and a short beam is arranged between the oblique beam and the vertical beam; the lining template surrounds the main beam and the portal, and a telescopic mechanism is arranged on the main beam and connected with the lining template; the support screw rod is positioned below one end of the main beam, and the balancing weight is positioned above the other end of the main beam;
the track traveling mechanism is arranged above the track, the guide round block is provided with a straight groove, the straight groove is matched and connected with the guide rib, the number of the guide inclined plates is two, the guide round block is positioned between the two guide inclined plates, the lower surface of each guide inclined plate is higher than the lower surface of the track, and the lower surface of the long guide part is positioned below the lower surface of the track;
as shown in the figure: the cylinder barrel is positioned above the piston rod, the connecting piece is integrally arranged below the piston rod, and the connecting piece is connected with the first cylinder seat through a connecting piece; the second cylinder base is arranged below the first cylinder base, the area of the lower surface of the first cylinder base is smaller than that of the upper surface of the second cylinder base, the middle part of the second cylinder base is provided with supporting ribs, a supporting leg is arranged below the second cylinder base, and the supporting leg is arranged on one side of the lower end of the supporting leg; the connecting block is arranged above the cylinder barrel and drives the door frame and the main beam to lift through the connecting block.
The track travelling mechanism further comprises a travelling wheel, and the travelling wheel is arranged on the upper surface of the track. The telescopic mechanism is a hydraulic cylinder. The balancing weight is a concrete balancing weight. The lower end of the long guide piece is attached to the lower end of the track. The lower end of the long guide piece wraps the lower end of the track. The connecting piece is a screw. The number of the screws is four. The main beam is formed by connecting a plurality of rods. The multiple rods comprise vertical rods, inclined rods, transverse rods and longitudinal rods.
The above detailed description is specific to possible embodiments of the present invention, and the embodiments are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the scope of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A moving method of a tunnel trolley is characterized in that: the tunnel trolley comprises the portal frame, the main beam, a support screw rod, an auxiliary screw rod, a rail travelling mechanism, a rail, a jacking oil cylinder assembly, a balancing weight, a lining template and an inverted arch template; the jacking oil cylinder assembly comprises a cylinder barrel, a piston rod, a connecting sheet, a first cylinder base, a second cylinder base, supporting legs and connecting blocks; the track comprises guide ribs, the track travelling mechanism comprises a short guide piece and a long guide piece, and the short guide piece comprises a guide round block and a guide inclined plate; the portal comprises an oblique beam, a vertical beam, a cross beam and a longitudinal beam;
the moving method comprises the following steps: firstly, after a section is constructed and poured, the supporting screw rod is dismantled, and the inverted arch oil cylinder is driven by the oil pump to enable the inverted arch template to be separated from the inverted arch surface to the maximum extent; secondly, starting the jacking oil cylinder assembly to drive the main beam, the lining template and the portal frame to integrally move upwards, so that the track is separated from the concrete surface; then, the auxiliary screw rod is rotated to be long until the bottom of the auxiliary screw rod is contacted with the concrete surface to be used as a support, and the jacking oil cylinder assembly is started and contracted to be separated from the concrete surface; then, driving the track to move forwards through a motor; after the track moves to the designated position, the jacking oil cylinder extends to the surface of the supporting concrete, the auxiliary screw rod is screwed short, and finally; the jacking oil cylinder assembly is contracted until the rail is completely attached to the concrete surface, and the main beam, the lining template and the portal frame are driven to move to the specified position on the rail;
the vertical beam is arranged above the main beam, a cross beam and a longitudinal beam are connected above the vertical beam, the oblique beam plays a role in reinforcement, and a short beam is arranged between the oblique beam and the vertical beam; the lining template surrounds the main beam and the portal, and a telescopic mechanism is arranged on the main beam and connected with the lining template; the support screw rod is positioned below one end of the main beam, and the balancing weight is positioned above the other end of the main beam;
the track traveling mechanism is arranged above the track, the guide round block is provided with a straight groove, the straight groove is matched and connected with the guide rib, the number of the guide inclined plates is two, the guide round block is positioned between the two guide inclined plates, the lower surface of each guide inclined plate is higher than the lower surface of the track, and the lower surface of the long guide part is positioned below the lower surface of the track;
the cylinder barrel is positioned above the piston rod, the connecting piece is integrally arranged below the piston rod, and the connecting piece is connected with the first cylinder seat through a connecting piece; the second cylinder base is arranged below the first cylinder base, the area of the lower surface of the first cylinder base is smaller than that of the upper surface of the second cylinder base, the middle part of the second cylinder base is provided with supporting ribs, a supporting leg is arranged below the second cylinder base, and the supporting leg is arranged on one side of the lower end of the supporting leg; the connecting block is arranged above the cylinder barrel and drives the door frame and the main beam to lift through the connecting block.
2. The method of moving a tunnel carriage according to claim 1, wherein: the track travelling mechanism further comprises a travelling wheel, and the travelling wheel is arranged on the upper surface of the track.
3. The method of moving a tunnel carriage according to claim 1, wherein: the telescopic mechanism is a hydraulic cylinder.
4. The method of moving a tunnel carriage according to claim 1, wherein: the balancing weight is a concrete balancing weight.
5. The method of moving a tunnel carriage according to claim 1, wherein: the lower end of the long guide piece is attached to the lower end of the track.
6. The method of moving a tunnel carriage according to claim 5, wherein: the lower end of the long guide piece wraps the lower end of the track.
7. The method of moving a tunnel carriage according to claim 1, wherein: the connecting piece is a screw.
8. The method of moving a tunnel carriage according to claim 7, wherein: the number of the screws is four.
9. The method of moving a tunnel carriage according to claim 1, wherein: the main beam is formed by connecting a plurality of rods.
10. The method of moving a tunnel carriage according to claim 9, wherein: the multiple rods comprise vertical rods, inclined rods, transverse rods and longitudinal rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010651163.1A CN111749711B (en) | 2020-07-08 | 2020-07-08 | Moving method of tunnel trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010651163.1A CN111749711B (en) | 2020-07-08 | 2020-07-08 | Moving method of tunnel trolley |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111749711A true CN111749711A (en) | 2020-10-09 |
| CN111749711B CN111749711B (en) | 2021-10-19 |
Family
ID=72709998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010651163.1A Active CN111749711B (en) | 2020-07-08 | 2020-07-08 | Moving method of tunnel trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111749711B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000145388A (en) * | 1998-11-16 | 2000-05-26 | Kanazawa Seisakusho:Kk | Form device for tunnel |
| CN101967985A (en) * | 2010-09-08 | 2011-02-09 | 中铁隧道集团三处有限公司 | Self-propelled inverted arch template construction method |
| CN204457802U (en) * | 2014-12-31 | 2015-07-08 | 上海市机械施工集团有限公司 | Formed by integrally casting formula formwork jumbo |
| CN204627625U (en) * | 2015-04-14 | 2015-09-09 | 甘肃路桥建设集团有限公司 | Automatic walking lining trolley |
| CN106593469A (en) * | 2016-12-02 | 2017-04-26 | 中铁五局集团第工程有限责任公司 | Trolley for construction of inverted arch |
| CN109322679A (en) * | 2018-11-02 | 2019-02-12 | 广州市高速公路有限公司 | Subsidence-style tunnel side wall formwork jumbo device and its construction method |
-
2020
- 2020-07-08 CN CN202010651163.1A patent/CN111749711B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000145388A (en) * | 1998-11-16 | 2000-05-26 | Kanazawa Seisakusho:Kk | Form device for tunnel |
| CN101967985A (en) * | 2010-09-08 | 2011-02-09 | 中铁隧道集团三处有限公司 | Self-propelled inverted arch template construction method |
| CN204457802U (en) * | 2014-12-31 | 2015-07-08 | 上海市机械施工集团有限公司 | Formed by integrally casting formula formwork jumbo |
| CN204627625U (en) * | 2015-04-14 | 2015-09-09 | 甘肃路桥建设集团有限公司 | Automatic walking lining trolley |
| CN106593469A (en) * | 2016-12-02 | 2017-04-26 | 中铁五局集团第工程有限责任公司 | Trolley for construction of inverted arch |
| CN109322679A (en) * | 2018-11-02 | 2019-02-12 | 广州市高速公路有限公司 | Subsidence-style tunnel side wall formwork jumbo device and its construction method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111749711B (en) | 2021-10-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103016028A (en) | Hydraulic self-propelled steel form carrier for tunnel secondary lining operation | |
| CN101806038A (en) | Curved box girder sliding mold frame and construction method | |
| CN105114103A (en) | Rail-traveling type hydraulic ditch cable trench trolley formwork system | |
| CN110685214A (en) | Pile-column integrated bridge substructure, construction device and method | |
| CN209408814U (en) | A kind of PC track beam form system | |
| CN109236331A (en) | A kind of steel arch rack trolley suitable for the micro- bench cut method in tunnel | |
| CN216275272U (en) | Small box beam bridge device | |
| CN111749710B (en) | Tunnel construction process | |
| CN111749709B (en) | Stable inverted arch trolley | |
| CN111749711B (en) | Moving method of tunnel trolley | |
| CN1710251A (en) | Tunnel-culvert orbital propulsion method and apparatus | |
| CN210127416U (en) | Hang basket convenient to it is gliding | |
| CN111749712B (en) | Tunnel construction equipment | |
| CN102094648A (en) | Mobile support device | |
| CN209011837U (en) | A kind of steel arch rack trolley suitable for the micro- bench cut method in tunnel | |
| CN201539278U (en) | Filling formwork support | |
| CN207634090U (en) | Tunnel inverted arch formwork for placing | |
| CN213508086U (en) | Pushing construction device for overall movement of full framing | |
| CN206015534U (en) | The self-propelled running gear of cantilever box beam Hanging Basket | |
| CN212335790U (en) | Large cantilever bent cap construction trolley | |
| CN212801248U (en) | Prefabricated segment beam displacement trolley device | |
| CN210003300U (en) | Tunnel secondary lining concrete longitudinal dispersion filling device | |
| CN208136632U (en) | A kind of raising adjustment mechanism and system for administering subgrade settlement | |
| CN206035502U (en) | Cable die carrier device and ditch cable duct construction trolley car for tunnel | |
| CN110617015A (en) | Bottom supporting device of rotary drilling rig special for railway and using method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |