CN210264806U - Hard rock TBM stepping walking type trailer - Google Patents
Hard rock TBM stepping walking type trailer Download PDFInfo
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- CN210264806U CN210264806U CN201921254217.XU CN201921254217U CN210264806U CN 210264806 U CN210264806 U CN 210264806U CN 201921254217 U CN201921254217 U CN 201921254217U CN 210264806 U CN210264806 U CN 210264806U
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Abstract
The utility model discloses a step-by-step walking trailer of hard rock TBM, including trailer body frame and tunnel cave wall, one side of trailer body frame is provided with the support frame, the downside of support frame all is provided with the trailer wheel, the trailer wheel rotates through the supporting wheel axle and supports on the support frame, the lower extreme of trailer body frame is provided with step mechanism, step mechanism includes lift cylinder, flexible urceolus, flexible inner tube, props boots, trailer wheel, trailer support slide and translation hydro-cylinder, the lower extreme sliding sleeve of trailer body frame is established on trailer support slide, flexible urceolus passes through bolt fixed mounting at the both ends of trailer support slide; the utility model discloses when the TBM entry driving machine is in the more broken stratum of structure, when the unable normal motion of trailer wheel, step-by-step through step mechanism, make the trailer move forward in one step of circulation, make the trailer can be in the rock breakage with fall group, a large amount of rubbles are piled up the department and are removed, prevent the unable normal phenomenon of moving forward of trailer.
Description
Technical Field
The utility model belongs to the technical field of hard rock TBM trailer, concretely relates to step-by-step walking trailer of hard rock TBM.
Background
The full-section hard rock TBM tunneling machine is a machine for forming tunnel construction by utilizing a rotary cutter head arranged on a shield to excavate, when the hardness of rocks is high and the structure is complete, the excavation section is regular and circular, and a trailer system of the full-section hard rock TBM tunneling machine slides on the wall of a rock tunnel by means of wheels arranged on the trailer system so as to support the weight of the whole trailer. However, when the hardness of rocks is low and the structure of the rocks is broken, due to the fact that the rocks on the wall of the hole are loose, after normal excavation, the phenomenon of falling the upper can occur, a large pit can occur on the motion track of the trailer wheel, and in addition, due to the fact that the rocks are broken and fall the upper, a large amount of broken stones are accumulated, the phenomena can block the normal rotation of the trailer wheel, and the trailer can not normally move forwards, so that the hard rock TBM stepping walking type trailer is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a step-by-step walking trailer of hard rock TBM to solve and to provide in the above-mentioned background art because the hole wall rock is more loose, after normal excavation, can appear falling the emergence of group's phenomenon, can appear digging greatly on the movement track of trailer wheel, in addition because the rock is broken and fall group, a large amount of rubbles are piled up, and these phenomena all can hinder the normal rotation of trailer wheel, make the unable normal problem that moves forward of trailer.
In order to achieve the above object, the utility model provides a following technical scheme: hard rock TBM step-by-step walking trailer, including trailer body frame and tunnel cave wall, one side of trailer body frame is provided with the support frame, the downside of support frame all is provided with the trailer wheel, the trailer wheel rotates through the supporting wheel axle and supports on the support frame, the lower extreme of trailer body frame is provided with step mechanism, step mechanism includes lifting cylinder, flexible urceolus, flexible inner tube, props boots, trailer wheel, trailer support slide and translation hydro-cylinder, the lower extreme slip cover of trailer body frame is established on trailer support slide, flexible urceolus passes through bolt fixed mounting at the both ends of trailer support slide, lifting cylinder installs the upper end inboard at flexible urceolus, flexible inner tube slidable mounting is inboard at the lower extreme of flexible urceolus, the piston rod of lifting cylinder is connected with the upper end of flexible inner tube, prop the boots and install the lower extreme at flexible inner tube, one end of the translation oil cylinder is fixedly arranged at one end of the trailer main frame, and a piston rod at one end of the translation oil cylinder is connected with the telescopic outer cylinder.
Preferably, the upper end of flexible urceolus is provided with the protection casing, the protection casing passes through bolt fixed connection with flexible urceolus, the lower extreme inboard of flexible urceolus is provided with uide bushing and dust ring, the dust ring sets up the downside at the uide bushing, and uide bushing and dust ring all through the gomphosis on the inner wall of flexible urceolus, the inboard of uide bushing is provided with the abrasionproof ball, the lower extreme of flexible inner tube passes uide bushing and dust ring, and the surface contact of abrasionproof ball and flexible inner tube.
Preferably, the trailer supports the slide and is provided with two, and two trailer supports the slide symmetry and installs the downside at the trailer body frame, promote the hydro-cylinder, flexible urceolus, flexible inner tube and prop the both ends that the boots all were provided with four and the symmetry and install at two trailer supports the slide, the translation hydro-cylinder is provided with two, and the one end both sides at the trailer body frame are installed to two translation hydro-cylinder symmetries.
Preferably, one side fixedly connected with of support frame is transferred to the hydro-cylinder, it includes hydro-cylinder front axle, hydro-cylinder rear axle and hydro-cylinder body to transfer to the hydro-cylinder, the hydro-cylinder body is fixed in one side of support frame, hydro-cylinder front axle and hydro-cylinder rear axle are the both ends of relatively fixing at the support frame respectively.
Preferably, one side of the supporting shoe is provided with an anti-skidding groove, and the supporting shoe is rotatably connected with the lower end of the telescopic inner cylinder through a rotating shaft.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses when the TBM entry driving machine is in the more broken stratum of structure, when the unable normal motion of trailer wheel, step-by-step through step mechanism, make the trailer move forward in one step of circulation, make the trailer can be in the rock breakage with fall group, a large amount of rubbles are piled up the department and are removed, prevent the unable normal phenomenon of moving forward of trailer.
(2) Through the dustproof ring and the anti-abrasion ball which are designed on the inner side of the telescopic outer barrel and the protective cover arranged at the upper end of the telescopic outer barrel, dust slag and the like in the tunnel are prevented from entering the telescopic outer barrel, and therefore abrasion between the telescopic outer barrel and the telescopic inner barrel is prevented.
Drawings
Fig. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic view of the connection structure of the telescopic outer cylinder and the telescopic inner cylinder of the present invention;
in the figure: 1. a trailer main frame; 2. lifting the oil cylinder; 3. a telescopic outer cylinder; 4. an inner telescopic cylinder; 5. supporting the boot; 6. a trailer wheel; 7. a trailer-supporting skid; 8. a translation oil cylinder; 9. a support frame; 10. a protective cover; 11. a tunnel wall; 12. a guide sleeve; 13. the ball is prevented from being worn; 14. a dust ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: hard rock TBM step-by-step walking trailer, including trailer body frame 1 and tunnel cave wall 11, one side of trailer body frame 1 is provided with support frame 9, the downside of support frame 9 all is provided with trailer wheel 6, trailer wheel 6 rotates through the supporting wheel axle and supports on support frame 9, the lower extreme of trailer body frame 1 is provided with step mechanism, step mechanism includes lift cylinder 2, flexible urceolus 3, flexible inner tube 4, prop boots 5, trailer wheel 6, trailer supporting slideway 7 and translation hydro-cylinder 8, the lower extreme slip cap of trailer body frame 1 is established on trailer supporting slideway 7, flexible urceolus 3 passes through the both ends of bolt fixed mounting at trailer supporting slideway 7, lift cylinder 2 installs at the upper end inboard of flexible urceolus 3, flexible inner tube 4 slidable mounting is inboard at the lower extreme of flexible urceolus 3, the piston rod of lift cylinder 2 is connected with the upper end of flexible inner tube 4, prop boots 5 and install the lower extreme at flexible, one end of a translation oil cylinder 8 is fixedly arranged at one end of a trailer main frame 1, a piston rod at one end of the translation oil cylinder 8 is connected with a telescopic outer cylinder 3, the telescopic outer cylinder 3 is connected in a front-back mode through a trailer supporting slideway 7, a telescopic inner cylinder 4 is respectively connected with the telescopic outer cylinder 3 through a lifting oil cylinder 2, and the telescopic inner cylinder 4 is connected with a supporting shoe 5 to form a supporting main frame; through the flexible of lift cylinder 2, drive flexible inner tube 4 and slide in flexible urceolus 3, trailer body frame 1 is installed on trailer support slide 7, and trailer body frame 1 is associative with flexible urceolus 3 wherein through translation hydro-cylinder 8 again, through the flexible of translation hydro-cylinder 8, realizes that trailer body frame 1 slides around on trailer support slide 7.
In this embodiment, preferably, a protective cover 10 is disposed at an upper end of the telescopic outer cylinder 3, the protective cover 10 is fixedly connected to the telescopic outer cylinder 3 through a bolt, a guide sleeve 12 and a dust ring 14 are disposed on an inner side of a lower end of the telescopic outer cylinder 3, the dust ring 14 is disposed on a lower side of the guide sleeve 12, the guide sleeve 12 and the dust ring 14 are both embedded on an inner wall of the telescopic outer cylinder 3, an anti-abrasion ball 13 is disposed on an inner side of the guide sleeve 12, a lower end of the telescopic inner cylinder 4 penetrates through the guide sleeve 12 and the dust ring 14, the anti-abrasion ball 13 is in surface contact with the telescopic inner cylinder 4, and dust and slag in the tunnel wall 11 are prevented from entering the telescopic outer cylinder 3 and rubbing the telescopic outer cylinder 3 and the telescopic inner cylinder 4 by blocking of the protective cover 10 and the dust ring 14, and friction between the telescopic outer cylinder 3 and the telescopic inner cylinder 4 is reduced by guiding of the guide sleeve.
In this embodiment, it is preferred, trailer slideway 7 is provided with two, and two trailers slideway 7 symmetries are installed at the downside of trailer body frame 1, and lift cylinder 2, flexible urceolus 3, flexible inner tube 4 and prop boots 5 and all be provided with four and the symmetry and install the both ends at two trailer slideways 7, and translation cylinder 8 is provided with two, and two translation cylinder 8 symmetries are installed in the one end both sides of trailer body frame 1, make step mechanism remove more stably when using.
In this embodiment, preferably, one side of the supporting frame 9 is fixedly connected with a steering cylinder, the steering cylinder includes a cylinder front shaft, a cylinder rear shaft and a cylinder body, the cylinder body is fixed on one side of the supporting frame 9, and the cylinder front shaft and the cylinder rear shaft are respectively and relatively fixed at two ends of the supporting frame 9, so that the steering cylinder can steer the supporting wheel 3 left or right when acting on the supporting wheel 3.
In this embodiment, preferably, an anti-slip groove is formed in one side of the supporting shoe 5, and the supporting shoe 5 is rotatably connected to the lower end of the telescopic inner cylinder 4 through a rotating shaft, so that the supporting shoe 5 can be stably supported on the tunnel wall 11.
The utility model discloses a theory of operation and use flow: the utility model discloses after having installed, at first inspect the utility model discloses an installation is fixed and safety protection, then just can use, the TBM entry driving machine is high at the rock hardness, when the more complete state of structure is tunneled, excavation tunnel cave wall 11 rock is more complete, rock holding power can support trailer wheel 6 and trailer body frame 1 completely, lift cylinder 2 retracts this moment, drive flexible urceolus 3 and prop boots 5 and withdraw, lift cylinder 2 locks, two translation hydro-cylinders 8 locks, trailer body frame 1 moves on tunnel cave wall 11 under the effect of host computer traction force through trailer wheel 6;
when the TBM heading machine is in a broken stratum, when the trailer wheels 6 can not normally move, the lifting oil cylinder 2 extends, the telescopic outer cylinder 3 is driven to drive and the supporting shoes 5 extend out, the whole trailer main frame 1 is supported, the trailer wheels 6 leave the tunnel hole wall 11 at the moment, the weight of the whole trailer falls onto the supporting shoes 5, at the moment, the telescopic inner cylinder 4 is in a free state, the trailer main frame 1 moves on the trailer supporting slideway 7 under the action of the traction force of the main machine, after the trailer main frame 1 moves forwards to the limit position of the telescopic inner cylinder 4 or the position where the trailer wheels 6 conveniently fall, the lifting oil cylinder 2 retracts, the trailer main frame 1 and the trailer wheels 6 fall back under the action of the gravity, after the trailer wheels 6 contact the tunnel hole wall 11 to play a supporting role, the lifting oil cylinder 2 retracts to drive the telescopic inner cylinder 4, the supporting shoes 5 leave the tunnel hole wall 11, the translation oil cylinder 8 retracts at the moment, the telescopic outer cylinder 3, the, Trailer supported slide 7, flexible inner tube 4 and prop boots 5 forward movement, until after the 8 withdrawal limits of translation hydro-cylinder, promotion hydro-cylinder 2 stretches out, drive flexible inner tube 4 and prop boots 5 and stretch out, support whole trailer body frame 1, tow wheel 6 leaves tunnel cave wall 11 this moment, the weight of whole trailer all falls to prop boots 5 on, at this moment, flexible inner tube 4 is in free state, trailer body frame 1 moves on trailer supported slide 7 under the effect of host computer traction force, accomplish a step-by-step process. The whole trailer system moves forwards in one-step circulation, and thus the utility model discloses a use process, the utility model discloses simple structure, convenience safe in utilization.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. Hard rock TBM step-by-step walking trailer, including trailer body frame (1) and tunnel cave wall (11), one side of trailer body frame (1) is provided with support frame (9), the downside of support frame (9) all is provided with trailer wheel (6), trailer wheel (6) rotate through the supporting wheel axle and support on support frame (9), its characterized in that: the lower end of the trailer main frame (1) is provided with a stepping mechanism, the stepping mechanism comprises a lifting oil cylinder (2), a telescopic outer cylinder (3), a telescopic inner cylinder (4), a supporting shoe (5), a trailer wheel (6), a trailer supporting slideway (7) and a translation oil cylinder (8), the lower end of the trailer main frame (1) is sleeved on the trailer supporting slideway (7) in a sliding manner, the telescopic outer cylinder (3) is fixedly arranged at the two ends of the trailer supporting slideway (7) through bolts, the lifting oil cylinder (2) is arranged at the inner side of the upper end of the telescopic outer cylinder (3), the telescopic inner cylinder (4) is arranged at the inner side of the lower end of the telescopic outer cylinder (3) in a sliding manner, a piston rod of the lifting oil cylinder (2) is connected with the upper end of the telescopic inner cylinder (4), the supporting shoe (5) is arranged at the lower end of the telescopic inner cylinder (4), one end of the translation oil cylinder (, and a piston rod at one end of the translation oil cylinder (8) is connected with the telescopic outer cylinder (3).
2. The hard rock TBM step-by-step trailer of claim 1, characterized in that: the upper end of flexible urceolus (3) is provided with protection casing (10), protection casing (10) and flexible urceolus (3) are through bolt fixed connection, the lower extreme inboard of flexible urceolus (3) is provided with uide bushing (12) and dust ring (14), dust ring (14) set up the downside at uide bushing (12), and uide bushing (12) and dust ring (14) all through the gomphosis on the inner wall of flexible urceolus (3), the inboard of uide bushing (12) is provided with abrasionproof ball (13), the lower extreme of flexible inner tube (4) passes uide bushing (12) and dust ring (14), and the surface contact of abrasionproof ball (13) and flexible inner tube (4).
3. The hard rock TBM step-by-step trailer of claim 1, characterized in that: trailer support slide (7) are provided with two, and two trailer support slide (7) symmetry are installed at the downside of trailer body frame (1), promote hydro-cylinder (2), flexible urceolus (3), flexible inner tube (4) and prop boots (5) and all be provided with four and the both ends that the symmetry was installed at two trailer support slide (7), translation hydro-cylinder (8) are provided with two, and the one end both sides at trailer body frame (1) are installed to two translation hydro-cylinder (8) symmetries.
4. The hard rock TBM step-by-step trailer of claim 1, characterized in that: one side fixedly connected with of support frame (9) is transferred to the hydro-cylinder, it includes hydro-cylinder front axle, hydro-cylinder rear axle and hydro-cylinder body to transfer to the hydro-cylinder, the hydro-cylinder body is fixed in one side of support frame (9), hydro-cylinder front axle and hydro-cylinder rear axle are the both ends of relatively fixing at support frame (9) respectively.
5. The hard rock TBM step-by-step trailer of claim 1, characterized in that: an anti-skidding groove is formed in one side of the supporting shoe (5), and the supporting shoe (5) is rotatably connected with the lower end of the telescopic inner cylinder (4) through a rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921254217.XU CN210264806U (en) | 2019-08-05 | 2019-08-05 | Hard rock TBM stepping walking type trailer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921254217.XU CN210264806U (en) | 2019-08-05 | 2019-08-05 | Hard rock TBM stepping walking type trailer |
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| Publication Number | Publication Date |
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| CN210264806U true CN210264806U (en) | 2020-04-07 |
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| CN201921254217.XU Active CN210264806U (en) | 2019-08-05 | 2019-08-05 | Hard rock TBM stepping walking type trailer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332006A (en) * | 2019-08-05 | 2019-10-15 | 江苏神盾工程机械有限公司 | Hard rock TBM stepping walking trailer |
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2019
- 2019-08-05 CN CN201921254217.XU patent/CN210264806U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332006A (en) * | 2019-08-05 | 2019-10-15 | 江苏神盾工程机械有限公司 | Hard rock TBM stepping walking trailer |
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