CN112343612A - Trolley wheel structure, track and trolley for enabling shield tunneling machine trolley to move along shield tunneling machine track - Google Patents
Trolley wheel structure, track and trolley for enabling shield tunneling machine trolley to move along shield tunneling machine track Download PDFInfo
- Publication number
- CN112343612A CN112343612A CN202011012797.9A CN202011012797A CN112343612A CN 112343612 A CN112343612 A CN 112343612A CN 202011012797 A CN202011012797 A CN 202011012797A CN 112343612 A CN112343612 A CN 112343612A
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- wheel
- trolley
- track
- tunneling machine
- shield tunneling
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- 230000005641 tunneling Effects 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 claims description 5
- 230000001050 lubricating effect Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 description 22
- 239000000463 material Substances 0.000 description 7
- 230000008569 process Effects 0.000 description 4
- 241001669679 Eleotris Species 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention relates to a trolley wheel structure for enabling a shield tunneling machine trolley to move along a shield tunneling machine track. The wheel structure comprises a wheel fixing frame with a rectangular frame structure, a spherical wheel and a wheel shaft; the two ends of the wheel shaft are fixed on the wheel fixing frame, and the spherical wheel is sleeved on the wheel shaft and is positioned in the wheel fixing frame. The invention also relates to a track for moving the shield machine trolley, the track is matched with the wheel structure so as to enable the shield machine trolley provided with the wheel structure to move on the track, and the track comprises a roller guide rail and an adjusting cushion block. The invention also relates to a trolley matched with the shield tunneling machine, which comprises a trolley portal frame and the wheel structure, wherein the wheel structure is positioned at the bottom end of the trolley portal frame, so that the trolley moves along the track. The invention has the advantages of simple and advanced structure, complete supporting facilities, higher safety factor and higher safety.
Description
Technical Field
The invention relates to the field of shield tunneling machines, in particular to a trolley wheel structure, a track and a trolley for enabling a shield tunneling machine trolley to move along a shield tunneling machine track.
Background
The shield machine is a special engineering machine for tunneling a tunnel, and as the inner space of the shield machine is limited, auxiliary equipment, materials and the like which are often equipped are arranged at specific positions of a shield machine trolley, the shield machine has the following problems in the operation process:
1. the trolley is high in cost, and the material cost of sleepers and rails is increased in tunnel construction.
2. The construction needs high labor cost and is not beneficial to safe construction.
3. In the construction process, the sleepers need to be installed manually, and tracks need to be laid, so that the phenomena of track falling and deviation of trolley travelling wheels are prone to occurring.
4. The maintenance is inconvenient, no space exists, and the trolley traction oil cylinder can be damaged after a long time.
Disclosure of Invention
Technical problem to be solved
In view of the above disadvantages and shortcomings of the prior art, the present invention provides a wheel structure of a trolley, a track and a trolley for moving a shield machine trolley along a shield machine track, which saves construction cost, labor hour and improves the efficiency of tunneling construction.
(II) technical scheme
In order to achieve the purpose, the invention adopts the main technical scheme that:
in a first aspect, embodiments of the present invention provide a trolley wheel structure for moving a shield tunneling machine trolley along a shield tunneling machine track, the wheel structure being located below a trolley portal of the trolley,
the wheel structure moves at an included angle between the track and the upper part of the annular duct piece; the track extends along the longitudinal direction in the tunnel and forms an included angle with the horizontal plane;
the wheel structure comprises a wheel fixing frame with a rectangular frame structure, a spherical wheel and a wheel shaft;
the two ends of the wheel shaft are fixed on the wheel fixing frame, and the spherical wheel is sleeved on the wheel shaft and is positioned in the wheel fixing frame.
Optionally, first through holes are symmetrically formed in two sides of the wheel fixing frame, two ends of the wheel shaft penetrate through the first through holes respectively and are fixed through clamping plates, and the clamping plates are fixed on the outer side of the wheel fixing frame through bolts.
Optionally, each wheel structure includes two wheel axles arranged in parallel in front and back, and two spherical wheels respectively sleeved on the wheel axles.
Optionally, the wheel structure further comprises an oil filling cup fixed to the wheel axle for lubricating the wheel axle.
Optionally, the wheel mount base does not contact the annular segment and the rail.
In a second aspect, an embodiment of the present invention provides a track for movement of a shield tunneling machine trolley, where the track is matched with the wheel structure, so that the shield tunneling machine trolley provided with the wheel structure moves on the track;
the track comprises a roller guide rail and an adjusting cushion block;
the roller guide rail is fixed on the annular duct piece, and the adjusting cushion block is arranged at the lower included angle between the roller guide rail and the annular duct piece and used for supporting the roller guide rail, so that the included angle between the surface of the roller guide rail, which is in contact with the spherical wheel, and the horizontal plane is formed.
Optionally, the adjusting cushion block is fixed on the annular pipe sheet through a high-strength bolt.
Optionally, the adjusting cushion block is a triangular prism, one side of the adjusting cushion block is in a circular arc shape and is matched with the circular arc shape of the annular duct piece, and the roller guide rail is in a cuboid structure, and the length of the roller guide rail is the same as the width of the annular duct piece.
In a third aspect, an embodiment of the present invention provides a trolley used in cooperation with a shield tunneling machine, including a trolley gantry,
the trolley is characterized by further comprising the wheel structure, wherein the wheel structure is located at the bottom end of the trolley portal frame, so that the trolley moves along the track.
(III) advantageous effects
The invention has the beneficial effects that: the invention relates to a trolley wheel structure, a track and a trolley for enabling a shield machine trolley to move along a shield machine track, which change the working mode of the traditional trolley wheel running on the track, reduce the manufacturing cost of the shield machine and the material and labor cost in tunnel construction, accelerate the construction progress, automatically adjust the posture when the trolley runs, and particularly solve the problems of trolley running off the track, deviation and the like of the shield machine under the condition of small turning radius.
The invention has simple structure and convenient processing, installation and use, and meets the requirements of shield construction. The roller guide rail can be processed simultaneously when the duct piece is manufactured, the connecting angle is adjusted, then the roller guide rail is screwed to the inner wall of the duct piece by using a high-strength bolt, and after the duct piece is assembled, the trolley can move forwards. The construction cost is greatly saved, the working time is saved, and the tunneling construction efficiency is improved.
The invention ensures that the sleeper and the track do not need to be laid in a narrow tunnel manually when the trolley advances; and the track laying equipment does not need to be replaced and maintained in construction, so that the time and the cost are greatly reduced.
The invention has the advantages of simple and advanced structure, complete supporting facilities, higher safety factor and higher safety.
Drawings
Fig. 1 is a schematic view of the driving state of the trolley of the invention in a pipe gallery;
FIG. 2 is a schematic illustration of the trolley wheel configuration of FIG. 1 on rails;
fig. 3 is a schematic diagram of the wheel structure in fig. 1 in a track position relationship.
FIG. 4 is a schematic view of the connection of the track of FIG. 1 to an annular duct piece;
FIG. 5 is a schematic view of the wheel configuration of FIG. 1;
FIG. 6 is a schematic diagram of a prior art wheel structure in relation to a track;
FIG. 7 is an enlarged view of the point B in FIG. 6;
[ description of reference ]
1: a wheel structure; 11: a wheel fixing frame; 12: a spherical wheel; 13: a wheel shaft; 14: an oil filling cup;
2: a track; 21: an annular duct piece; 22: a roller guide rail; 23: adjusting the cushion block; 24: a high-strength bolt;
3: a trolley wheel;
4: a trolley rail;
5: a sleeper.
Detailed Description
In order to better understand the above technical solutions, exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
Example (b): referring to fig. 6-7, the trolley wheels 3 are installed at the bottom of the existing trolley, the sleepers 5 and the trolley tracks 4 are laid on the annular duct pieces 21, the sleepers 5 and the trolley tracks 4 need to be installed and laid manually in the construction process, so that the labor cost is greatly increased, and the phenomena of track falling and deviation of trolley travelling wheels are easy to occur due to the combined structure.
In view of the above technical disadvantages, referring to fig. 1 to 5, an embodiment of the present invention provides a wheel structure of a trolley for moving a shield tunneling machine trolley along a shield tunneling machine track, the wheel structure 1 is located below a trolley portal of the trolley,
the wheel structure 1 moves at the included angle between the track 2 and the upper part of the annular duct piece 21; the track 2 extends along the longitudinal direction in the tunnel and forms an included angle with the horizontal plane. The wheel structure 1 comprises a wheel fixing frame 11 with a rectangular frame structure, a spherical wheel 12 and a wheel shaft 13; the two ends of the wheel shaft 13 are fixed on the wheel fixing frame 11, and the spherical wheel 12 is sleeved on the wheel shaft 13 and is positioned inside the wheel fixing frame 11. Further, the special spherical wheel 12 can automatically adjust the balance of the trolley according to the included angle between the guide rail 2 and the annular duct piece 21. The bottom of the wheel holder 11 is not in contact with the annular segment 21 and the rail 2.
The bilateral symmetry of wheel mount 11 sets up first through-hole, and the both ends of axletree 13 wear to establish first through-hole respectively and fixed through cardboard 15, and cardboard 15 passes through bolt 16 to be fixed in the wheel mount 11 outside. And second through holes are further formed in two sides of the wheel fixing frame 11 so as to fix the trolley portal frame with the wheel structure 1.
Further, each wheel structure 1 includes two wheel shafts 13 disposed in parallel in the front-rear direction and two spherical wheels 12 respectively sleeved on the wheel shafts 13.
Further, the wheel structure 1 further includes an oil filler cup 14, and the oil filler cup 14 is fixed to the wheel axle 13 for lubricating the wheel axle 13.
The embodiment of the invention also comprises a track for moving the shield machine trolley, wherein the track 2 is matched with the wheel structure 1 so as to enable the shield machine trolley provided with the wheel structure 1 to move on the track 2;
the track 2 comprises a roller guide 22 and a leveling pad 23. The roller guide rail 22 is fixed on the annular duct piece 21, and the adjusting cushion block 23 is arranged at the lower included angle between the roller guide rail 22 and the annular duct piece 21 and used for supporting the roller guide rail 21, so that the surface of the roller guide rail 22 contacted with the spherical wheel 12 forms an included angle with the horizontal plane, and the balance of the trolley can be automatically adjusted according to the included angle between the roller guide rail 22 and the annular duct piece 21. The adjusting cushion block 23 is fixed on the annular duct piece 21 through a high-strength bolt 24. The roller guide 22 and the leveling pad 23 may be fixed together by welding.
The adjusting cushion block 23 is a triangular prism, one side of the adjusting cushion block is in a circular arc shape and is matched with the circular arc shape of the annular duct piece 21, the roller guide rail 22 is in a cuboid structure, the length of the roller guide rail is the same as the width of the annular duct piece 21, and a material vehicle can smoothly pass through the roller guide rail.
The roller guide rails 22 can be simultaneously processed when the duct pieces are manufactured, the connecting angles are adjusted, then the roller guide rails are screwed to the inner walls of the duct pieces by the high-strength bolts 24, and after the duct pieces are assembled, the trolley can move forwards. The construction cost is greatly saved, the working time is saved, and the tunneling construction efficiency is improved.
The embodiment of the invention also comprises a trolley matched with the shield machine, which comprises a trolley portal frame and the wheel structure 1, wherein the wheel structure 1 is positioned at the bottom end of the trolley portal frame, so that the trolley moves along the track 2. The combined structure ensures that the sleepers 5 and the trolley rails 4 do not need to be paved in a narrow tunnel manually when the trolley advances; the track laying equipment does not need to be replaced and maintained in the construction process, so that the time and the cost are greatly reduced; the posture of the trolley can be automatically adjusted when the trolley runs, and the problems of falling off the track, deviation and the like can be avoided.
In conclusion, the invention relates to a trolley wheel structure, a track and a trolley for enabling a shield machine trolley to move along a shield machine track, the structural form of the invention changes the working mode of the traditional trolley wheel running on the track, reduces the manufacturing cost of the shield machine and the material and labor cost in tunnel construction, accelerates the construction progress, can automatically adjust the posture when the trolley runs, and particularly solves the problems of trolley running off the track, deviation and the like of the shield machine under the condition of small turning radius.
The invention has simple structure and convenient processing, installation and use, and meets the requirements of shield construction. The roller guide rails 22 can be simultaneously processed when the duct pieces are manufactured, the connecting angles are adjusted, then the roller guide rails are screwed to the inner walls of the duct pieces by the high-strength bolts 24, and after the duct pieces are assembled, the trolley can move forwards. The construction cost is greatly saved, the working time is saved, and the tunneling construction efficiency is improved.
The invention ensures that the sleeper 5 and the trolley track 4 do not need to be paved in a narrow tunnel manually when the trolley advances; and the track laying equipment does not need to be replaced and maintained in construction, so that the time and the cost are greatly reduced.
The invention has the advantages of simple and advanced structure, complete supporting facilities, higher safety factor and higher safety.
In the description of the present invention, it is to be understood that the terms "first", "second" and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; either as communication within the two elements or as an interactive relationship of the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, a first feature may be "on" or "under" a second feature, and the first and second features may be in direct contact, or the first and second features may be in indirect contact via an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lower level than the second feature.
In the description herein, the description of the terms "one embodiment," "some embodiments," "an embodiment," "an example," "a specific example" or "some examples" or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are illustrative and not restrictive, and that those skilled in the art may make changes, modifications, substitutions and alterations to the above embodiments without departing from the scope of the present invention.
Claims (9)
1. The utility model provides a platform truck wheel structure for making shield constructs quick-witted platform truck along shield constructs quick-witted track mobility, wheel structure (1) is located the platform truck portal below of platform truck, its characterized in that:
the wheel structure (1) moves at an included angle between the track (2) and the upper part of the annular duct piece (21); the rail (2) extends along the longitudinal direction in the tunnel and forms an included angle with the horizontal plane;
the wheel structure (1) comprises a wheel fixing frame (11) with a rectangular frame structure, a spherical wheel (12) and a wheel shaft (13);
the two ends of the wheel shaft (13) are fixed on the wheel fixing frame (11), and the spherical wheel (12) is sleeved on the wheel shaft (13) and is positioned in the wheel fixing frame (11).
2. The trolley wheel structure for moving a shield tunneling machine trolley along a shield tunneling machine track according to claim 1, wherein:
the two sides of the wheel fixing frame (11) are symmetrically provided with first through holes, two ends of the wheel shaft (13) penetrate through the first through holes respectively and are fixed through clamping plates (15), and the clamping plates (15) are fixed on the outer side of the wheel fixing frame (11) through bolts (16).
3. The trolley wheel structure for moving a shield tunneling machine trolley along a shield tunneling machine track according to claim 1, wherein:
each wheel structure (1) comprises two wheel shafts (13) which are arranged in parallel in the front and back direction and two spherical wheels (12) which are respectively sleeved on the wheel shafts (13).
4. The trolley wheel structure for moving a shield tunneling machine trolley along a shield tunneling machine track according to claim 1, wherein:
the wheel structure (1) further comprises an oil filling cup (14), wherein the oil filling cup (14) is fixed on the wheel shaft (13) and used for lubricating the wheel shaft (13).
5. The trolley wheel structure for moving a shield tunneling machine trolley along a shield tunneling machine track according to claim 1, wherein:
the bottom of the wheel fixing frame (11) is not contacted with the annular duct piece (21) and the track (2).
6. A track for movement of a shield tunneling machine trolley, the track (2) cooperating with a wheel structure (1) according to any one of claims 1-5 to move a shield tunneling machine trolley provided with the wheel structure (1) on the track (2); the method is characterized in that:
the track (2) comprises a roller guide rail (22) and an adjusting cushion block (23);
the roller guide rail (22) is fixed on the annular duct piece (21), and the adjusting cushion block (23) is arranged at the lower included angle between the roller guide rail (22) and the annular duct piece (21) and used for supporting the roller guide rail (21), so that the surface of the roller guide rail (22) contacted with the spherical wheel (12) forms an included angle with the horizontal plane.
7. The track for shield tunneling machine trolley movement according to claim 6, wherein:
the adjusting cushion block (23) is fixed on the annular duct piece (21) through a high-strength bolt (24).
8. The track for shield tunneling machine trolley movement according to claim 6, wherein:
the adjusting cushion block (23) is a triangular prism, one side of the adjusting cushion block is in a circular arc shape and is matched with the circular arc shape of the annular duct piece (21), the roller guide rail (22) is in a cuboid structure, and the length of the roller guide rail is the same as the width of the annular duct piece (21).
9. The utility model provides a platform truck with shield constructs machine cooperation use, includes platform truck portal, its characterized in that:
further comprising a wheel structure (1) according to any of claims 1-5, said wheel structure (1) being located at a bottom end of a gantry of said trolley for moving said trolley along a track (2) according to any of claims 6-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011012797.9A CN112343612B (en) | 2020-09-23 | 2020-09-23 | Shield constructs quick-witted platform truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011012797.9A CN112343612B (en) | 2020-09-23 | 2020-09-23 | Shield constructs quick-witted platform truck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112343612A true CN112343612A (en) | 2021-02-09 |
| CN112343612B CN112343612B (en) | 2022-09-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011012797.9A Active CN112343612B (en) | 2020-09-23 | 2020-09-23 | Shield constructs quick-witted platform truck |
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| Country | Link |
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| CN (1) | CN112343612B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114033398A (en) * | 2021-11-16 | 2022-02-11 | 中铁十二局集团有限公司 | Construction method for returning of low gravity center dragging method shield back matching trolley tunnel |
| CN115749820A (en) * | 2022-12-08 | 2023-03-07 | 盾科工程装备有限公司 | Side turning prevention structure of trolley |
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| JPH1162498A (en) * | 1997-08-11 | 1999-03-05 | Hitachi Constr Mach Co Ltd | Wheel structure of backward carriage for shield machine |
| CN202595586U (en) * | 2011-12-29 | 2012-12-12 | 大连华锐重工集团股份有限公司 | Movable turnout platform used for shield tunnel |
| CN103061213A (en) * | 2012-12-28 | 2013-04-24 | 中铁二十四局集团上海铁建工程有限公司 | Independent shield trolley sleeper and construction method thereof |
| CN107939407A (en) * | 2017-12-28 | 2018-04-20 | 辽宁三三工业有限公司 | A kind of Wheels group arrangement of adjustable shield machine trolley operation posture |
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2020
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4212247A (en) * | 1978-07-21 | 1980-07-15 | Lusk Kenneth P | Transit system |
| JPH08312300A (en) * | 1995-05-18 | 1996-11-26 | Mitsubishi Heavy Ind Ltd | Following truck of shield excavator |
| JPH1162498A (en) * | 1997-08-11 | 1999-03-05 | Hitachi Constr Mach Co Ltd | Wheel structure of backward carriage for shield machine |
| CN202595586U (en) * | 2011-12-29 | 2012-12-12 | 大连华锐重工集团股份有限公司 | Movable turnout platform used for shield tunnel |
| CN103061213A (en) * | 2012-12-28 | 2013-04-24 | 中铁二十四局集团上海铁建工程有限公司 | Independent shield trolley sleeper and construction method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114033398A (en) * | 2021-11-16 | 2022-02-11 | 中铁十二局集团有限公司 | Construction method for returning of low gravity center dragging method shield back matching trolley tunnel |
| CN114033398B (en) * | 2021-11-16 | 2023-06-02 | 中铁十二局集团有限公司 | Construction method for returning tunnel of low-gravity-center pulling method shield rear matched trolley |
| CN115749820A (en) * | 2022-12-08 | 2023-03-07 | 盾科工程装备有限公司 | Side turning prevention structure of trolley |
| CN115749820B (en) * | 2022-12-08 | 2023-08-04 | 盾科工程装备有限公司 | Trolley rollover prevention structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112343612B (en) | 2022-09-30 |
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