CN213144480U - Telescopic tunnel widening section construction trolley - Google Patents
Telescopic tunnel widening section construction trolley Download PDFInfo
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- CN213144480U CN213144480U CN202020621116.8U CN202020621116U CN213144480U CN 213144480 U CN213144480 U CN 213144480U CN 202020621116 U CN202020621116 U CN 202020621116U CN 213144480 U CN213144480 U CN 213144480U
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- 238000010276 construction Methods 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 241001669679 Eleotris Species 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
The utility model discloses a telescopic tunnel widening section construction trolley, wherein a telescopic oil cylinder is arranged on a telescopic crossbeam and can drive the telescopic crossbeam to extend and shorten, and two ends of the telescopic crossbeam are respectively connected with the upper end of a left main frame and the upper end of a right main frame; the two ends of the connecting cross beam are respectively connected with the upper end of the left main frame and the upper end of the right main frame and are positioned above the telescopic cross beam, or the connecting cross beam is connected with the telescopic cross beam and is positioned above the telescopic cross beam. The utility model discloses an use and connect left body frame and right body frame by flexible telescopic beam of flexible hydro-cylinder control, it can be convenient to make between left body frame and the right body frame, accomplish each other fast and be close to or keep away from, both be convenient for at the high quality construction of tunnel widening section, be convenient for again behind the fast operation in the main hole of non-widening section moving as a whole, the dismouting time of platform truck and the transit time of platform truck have been practiced thrift greatly, the time limit for a project has been shortened, and other equipment resources are not wasted, manual work and equipment cost have been practiced thrift.
Description
Technical Field
The utility model relates to a tunnel construction platform truck especially relates to a telescopic tunnel widening section construction platform truck.
Background
In medium-long tunnels, one or more emergency stop zones, i.e. tunnel widening sections, are often designed. The width of the cross section of the tunnel widening section is obviously larger than that of the main tunnel cross section, so that the tunnel main tunnel trolley cannot be suitable for tunnel widening section construction in second-lining construction.
The traditional tunnel widening section construction method mainly comprises two main construction methods, and the concrete method and the defects are as follows:
firstly, an integral widening section trolley is adopted, and the trolley only aims at the construction of the second lining concrete of the construction widening section, so that a main frame and a template of the trolley are large and cannot pass through a main hole of a non-widening section, so that the trolley is disassembled after each construction, and then is transported to the construction position of the second lining of the next widening section by a vehicle to be reassembled. The more the number of the widening sections is, the more the number of times of disassembly and assembly is. The construction of the trolley costs a large amount of manpower on the disassembly and assembly of the trolley, wastes materials such as mechanical equipment and the like on the transfer of the trolley, influences the normal passage of other construction vehicles during the transfer and greatly influences the construction period.
Secondly, adopt disconnect-type widening section platform truck, this type platform truck is divided into about two independent platform trucks with the widening section, and single platform truck can walk in main hole, nevertheless divides twice walking to waste half more in time, and the platform truck is too huge moreover, and the degree of difficulty is great when the template is spliced about two platform trucks, also wasted time.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a telescopic tunnel widening section construction trolley of overall structure nevertheless having flexible function in order to solve above-mentioned problem.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
a telescopic construction trolley for a tunnel widening section comprises a left trolley main body and a right trolley main body, wherein the left trolley main body comprises a left main frame, a left top die, a left side die, a left foot die and a left traveling system, the left traveling system is installed at the lower end of the left main frame, the left side die is connected with the left main frame through a left supporting screw rod and a left side die oil cylinder, the left foot die is installed at the lower end of the left side die, the right trolley main body comprises a right main frame, a right top die, a right side die, a right foot die and a right traveling system, the right traveling system is installed at the lower end of the right main frame, the right side die is connected with the right main frame through a right supporting screw rod and a right side die oil cylinder, and the right foot die is installed at the lower end of the right side die; the telescopic tunnel widening section construction trolley further comprises a telescopic cross beam, a telescopic oil cylinder and a connecting cross beam, the telescopic oil cylinder is mounted on the telescopic cross beam and can drive the telescopic cross beam to extend and shorten, and two ends of the telescopic cross beam are connected with the upper end of the left main frame and the upper end of the right main frame respectively; the two ends of the connecting beam are respectively connected with the upper end of the left main frame and the upper end of the right main frame and are positioned above the telescopic beam, or the connecting beam is connected with the telescopic beam and is positioned above the telescopic beam; the left top die is connected with the left section of the telescopic cross beam through a left top die oil cylinder, and the right top die is connected with the right section of the telescopic cross beam through a right top die oil cylinder.
In the structure, the telescopic cross beam and the telescopic oil cylinder are matched to realize relative distance and approaching movement between the left main frame and the right main frame, so that the distance between the left main frame and the right main frame is larger to meet the construction requirement when the tunnel widening section is constructed, and the distance between the left main frame and the right main frame is smaller to meet the integral movement requirement when the telescopic cross beam and the telescopic oil cylinder move in the main hole of the non-widening section; the connecting beam is used for further keeping enough stability between the left main frame and the right main frame of the whole trolley during construction, the influence on construction quality is avoided, and the function of shortening the telescopic beam can be realized only by dismantling the connecting beam before the trolley is required to be moved.
Preferably, in order to realize the extension and shortening functions of the telescopic cross beam and enhance the stability of the telescopic cross beam, the telescopic cross beam comprises a left cross beam and a right cross beam, the first end of the left cross beam and the first end of the right cross beam are mutually sleeved and connected and can relatively move transversely, ear plates are respectively arranged at the position, close to the first end, of the left cross beam and the position, close to the first end, of the right cross beam, a cylinder body of the telescopic oil cylinder and the ear plates on the left cross beam are respectively connected in a rotating mode through pin shafts, a push rod of the telescopic oil cylinder and the ear plates on the right cross beam are respectively connected in a rotating mode through pin shafts, the second end of the left cross beam is connected with the left main frame, and the second end of the right cross beam is; the left top die is connected with the left cross beam, and the right top die is connected with the right cross beam.
Preferably, in order to facilitate the assembly and disassembly of the connecting beam, the left section of the connecting beam is connected with the left beam, and the right section of the connecting beam is connected with the right beam.
Further, in order to enable the left main frame and the right main frame to have a height adjusting function so as to facilitate construction, a vertical left lifting oil cylinder is installed between the lower end of the left main frame and the left traveling system, and a vertical right lifting oil cylinder is installed between the lower end of the right main frame and the right traveling system.
The beneficial effects of the utility model reside in that:
the utility model discloses an use by flexible hydro-cylinder control flexible telescopic crossbeam connect left body frame and right body frame, make between left body frame and the right body frame can be convenient, accomplish each other fast and be close to or keep away from, both be convenient for at tunnel widening section high quality construction, be convenient for again after the quick operation in the main hole of non-widening section whole removal, practiced thrift the dismouting time of platform truck and the transit time of platform truck greatly, shortened the time limit for a project, and other equipment resources are not wasted, practiced thrift manual work and equipment cost; in addition, in the moving process of the trolley, the gap between the left main frame and the right main frame can effectively ensure the normal passing of other construction vehicles, and the construction period is not delayed.
Drawings
Fig. 1 is a schematic view of a main view structure of the telescopic tunnel widening section construction trolley of the present invention, wherein a view angle is a radial cross-sectional direction in a tunnel;
fig. 2 is the left side of telescopic tunnel widening section construction trolley looks at the schematic diagram.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1 and 2, the telescopic tunnel widening section construction trolley of the present invention comprises a left trolley main body, a right trolley main body, a telescopic cross beam 14, a telescopic oil cylinder 15 and a connecting cross beam 13, wherein the left trolley main body comprises a left main frame 9, a left top die 10, a left side die 6, a left foot die 2 and a left traveling system 4, the left traveling system 4 is installed at the lower end of the left main frame 9, the left side die 6 is connected with the left main frame 9 through a left support screw 8 and a left side die oil cylinder 7, the left foot die 2 is installed at the lower end of the left side die 6, the right trolley main body comprises a right main frame 29, a right top die 30, a right die 26, a right foot die 22 and a right traveling system 24, the right traveling system 24 is installed at the lower end of the right main frame 29, the right side die 26 is connected with the right main frame 29 through a right support screw 28 and a right die oil cylinder 27, and the right foot die 22 is installed at the lower end of the right; the telescopic oil cylinder 15 is installed on the telescopic cross beam 14 and can drive the telescopic cross beam 14 to extend and shorten, the telescopic cross beam 14 comprises a left cross beam (not marked in the figure) and a right cross beam (not marked in the figure), the first end (namely the right end in figure 1) of the left cross beam and the first end (namely the left end in figure 1) of the right cross beam are mutually connected in a sleeved mode and can move transversely, ear plates (not marked in the figure) are respectively arranged at the position on the left cross beam close to the first end and the position on the right cross beam close to the first end, a cylinder body of the telescopic oil cylinder 15 is rotatably connected with the ear plate on the left cross beam, a push rod of the telescopic oil cylinder 15 is rotatably connected with the ear plate on the right cross beam through pin shafts, the second end (namely the left end in fig. 1) of the left cross beam is connected with the upper end of the left main frame 9, and the second end (namely the right end in fig. 1) of the right cross beam is connected with the upper end of the right main frame 29; the left top die 10 is connected with the left cross beam through a left top die oil cylinder 11, and the right top die 30 is connected with the right cross beam through a right top die oil cylinder 31; the left section of the connecting beam 13 is connected with the left beam, the right section of the connecting beam 13 is connected with the right beam, and the connecting beam 13 is positioned above the telescopic beam 14; or, the two ends of the connecting beam 13 can also be respectively connected with the upper end of the left main frame 9 and the upper end of the right main frame 29 and positioned above the telescopic beam 14; a vertical left lifting cylinder 5 is arranged between the lower end of the left main frame 9 and the left traveling system 4, and a vertical right lifting cylinder 25 is arranged between the lower end of the right main frame 29 and the right traveling system 24.
Also shown in fig. 1 and 2 are left sleepers 1, left rails 3 located in the tunnel, and small uprights 12 provided between the connecting cross-members 13 and the top form, and also shown in fig. 1 are right sleepers 21, right rails 23 located in the tunnel, these being of a compliant conventional construction.
As shown in fig. 1 and fig. 2, fig. 1 shows schematic radial cross-sectional structures of a main hole a of a widened section B and a non-widened section in a tunnel, and it can be clearly seen that the left-right width of the widened section B is significantly greater than that of the main hole a; after a second lining of the widening section B is constructed, only connecting bolts of the left top die 10 and the right top die 30 need to be disassembled, the small upright posts 12 and the connecting cross beams 13 are disassembled, and the left top die 10 and the right top die 30 are sequentially retracted through the left top die oil cylinder 11 and the right top die oil cylinder 31; removing the supporting screw rods of the left foot mould, the right foot mould and the side moulds, withdrawing the left side mould and the right side mould through the left side mould oil cylinder and the right side mould oil cylinder, and rotating the steel rail, the sleeper and the traveling system on one side of the widening section B to change the corresponding steel rail from the longitudinal direction to the transverse direction; the telescopic cross beam 14 is shortened through the telescopic oil cylinders 15 on the telescopic cross beam 14, the main frame on one side is close to the main frame on the other side, after the main frame is retracted to the right position, the corresponding steel rail, the sleeper and the traveling system are rotated, the corresponding steel rail is changed from the transverse direction to the longitudinal direction, and finally the left and right lifting oil cylinders are retracted, so that the whole height of the trolley is reduced to the minimum; at this time, the trolley is retracted, the trolley can travel to the second lining construction position of the next widening section B in the main hole A under the driving of other traction equipment, the trolley is extended in the opposite steps after the trolley is in place, the left top die 10 and the right top die 30 are combined, and pouring construction can be started.
The above-mentioned embodiment is only the preferred embodiment of the present invention, and is not to the limitation of the technical solution of the present invention, as long as the technical solution can be realized on the basis of the above-mentioned embodiment without creative work, all should be regarded as falling into the protection scope of the right of the present invention.
Claims (4)
1. A telescopic construction trolley for a tunnel widening section comprises a left trolley main body and a right trolley main body, wherein the left trolley main body comprises a left main frame, a left top die, a left side die, a left foot die and a left traveling system, the left traveling system is installed at the lower end of the left main frame, the left side die is connected with the left main frame through a left supporting screw rod and a left side die oil cylinder, the left foot die is installed at the lower end of the left side die, the right trolley main body comprises a right main frame, a right top die, a right side die, a right foot die and a right traveling system, the right traveling system is installed at the lower end of the right main frame, the right side die is connected with the right main frame through a right supporting screw rod and a right side die oil cylinder, and the right foot die is installed at the lower end of the right side die; the method is characterized in that: the telescopic tunnel widening section construction trolley further comprises a telescopic cross beam, a telescopic oil cylinder and a connecting cross beam, the telescopic oil cylinder is mounted on the telescopic cross beam and can drive the telescopic cross beam to extend and shorten, and two ends of the telescopic cross beam are connected with the upper end of the left main frame and the upper end of the right main frame respectively; the two ends of the connecting beam are respectively connected with the upper end of the left main frame and the upper end of the right main frame and are positioned above the telescopic beam, or the connecting beam is connected with the telescopic beam and is positioned above the telescopic beam; the left top die is connected with the left section of the telescopic cross beam through a left top die oil cylinder, and the right top die is connected with the right section of the telescopic cross beam through a right top die oil cylinder.
2. The telescopic tunnel widening section construction trolley according to claim 1, wherein: the telescopic cross beam comprises a left cross beam and a right cross beam, the first end of the left cross beam and the first end of the right cross beam are mutually connected in a sleeved mode and can move transversely, ear plates are respectively arranged on the left cross beam close to the first end and the right cross beam close to the first end, a cylinder body of the telescopic oil cylinder and the ear plates on the left cross beam and a push rod of the telescopic oil cylinder and the ear plates on the right cross beam are respectively connected in a rotating mode through pin shafts, the second end of the left cross beam is connected with the left main frame, and the second end of the right cross beam is connected with the right main frame; the left top die is connected with the left cross beam, and the right top die is connected with the right cross beam.
3. The telescopic tunnel widening section construction trolley according to claim 2, wherein: the left section of the connecting beam is connected with the left beam, and the right section of the connecting beam is connected with the right beam.
4. The telescopic tunnel widening section construction trolley according to claim 1, 2 or 3, wherein: and a vertical left lifting oil cylinder is arranged between the lower end of the left main frame and the left walking system, and a vertical right lifting oil cylinder is arranged between the lower end of the right main frame and the right walking system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020621116.8U CN213144480U (en) | 2020-04-23 | 2020-04-23 | Telescopic tunnel widening section construction trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020621116.8U CN213144480U (en) | 2020-04-23 | 2020-04-23 | Telescopic tunnel widening section construction trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213144480U true CN213144480U (en) | 2021-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020621116.8U Expired - Fee Related CN213144480U (en) | 2020-04-23 | 2020-04-23 | Telescopic tunnel widening section construction trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213144480U (en) |
-
2020
- 2020-04-23 CN CN202020621116.8U patent/CN213144480U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210507 |
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| CF01 | Termination of patent right due to non-payment of annual fee |