CN113120549B - Pose conversion device of shield spiral conveyor and use method thereof - Google Patents
Pose conversion device of shield spiral conveyor and use method thereof Download PDFInfo
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- CN113120549B CN113120549B CN202110443540.7A CN202110443540A CN113120549B CN 113120549 B CN113120549 B CN 113120549B CN 202110443540 A CN202110443540 A CN 202110443540A CN 113120549 B CN113120549 B CN 113120549B
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 69
- 239000002893 slag Substances 0.000 claims description 10
- 230000005641 tunneling Effects 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 3
- 230000009466 transformation Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 16
- 238000009434 installation Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G41/00—Supporting frames or bases for conveyors as a whole, e.g. transportable conveyor frames
- B65G41/001—Supporting frames or bases for conveyors as a whole, e.g. transportable conveyor frames with the conveyor adjustably mounted on the supporting frame or base
- B65G41/005—Supporting frames or bases for conveyors as a whole, e.g. transportable conveyor frames with the conveyor adjustably mounted on the supporting frame or base mounted for both pivotal and linear movement
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G41/00—Supporting frames or bases for conveyors as a whole, e.g. transportable conveyor frames
- B65G41/007—Means for moving conveyor frames and control arrangements therefor
- B65G41/008—Means for moving conveyor frames and control arrangements therefor frames mounted on wheels or caterpillar
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- 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
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- 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
- E21D9/124—Helical conveying means therefor
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
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- Geochemistry & Mineralogy (AREA)
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- Lining And Supports For Tunnels (AREA)
Abstract
The invention provides a pose conversion device of a shield spiral conveyor, which comprises a movable trolley and a pitching frame arranged on the movable trolley, wherein one end of the pitching frame is hinged with the movable trolley, and the other end of the pitching frame is connected with the movable trolley through a pitching driving mechanism; the pitching frame is provided with a bearing mechanism for fixing the screw conveyor. The invention solves the problems of complex work, inconvenient operation and difficult construction of mode conversion, in-tunnel installation, in-tunnel disassembly, maintenance and the like of the screw conveyer, provides an automatic pose adjusting device for forward and backward movement and pitching rotation for long-shaft heavy-load structural members of the shield screw conveyer, has compact design structure, can be automatically operated, greatly improves the installation speed, reduces the construction strength, can be used at any time and used as soon as possible, saves manpower, and is safe and efficient.
Description
Technical Field
The invention relates to the technical field of tunneling machinery, in particular to a pose conversion device of a shield spiral conveyor and a using method thereof.
Background
In the process of developing urban underground space, the shield machine construction method is a preferred construction method for tunnel construction at present by virtue of the advantages of safety, reliability, high mechanization degree and the like. However, in some urban tunnel construction, the difficulties of complex geology, long one-time construction distance and the like exist, and in order to complete tunnel construction better, more safely and more economically, different types of double-mode and multi-mode shield machines are developed successively according to different complex geological conditions.
The screw conveyer is one of the key parts of the shield machine, and the dismounting or maintenance in the hole is very important. When the machine is assembled and disassembled, the previous cutting mode can cause the irrecoverable damage of components, thereby affecting the construction efficiency and generating certain economic loss; the existing method for installing the screw conveyor by matching a crane with a chain block hung on the upper part of a shield body and the like has the defects of high difficulty in disassembly, assembly and transportation and the like. An efficient device for disassembling and assembling the screw conveyor is urgently needed to ensure the smooth operation of assembling or disassembling the conveyor.
The central screw conveyor type soil pressure-open double-mode shield machine can realize slag tapping in two modes by utilizing one screw conveyor, and has the advantages of low cost, simple structure, closed soil bin design and greatly improved construction environment. However, rapidly switching the screw conveyor from one mode to another in a limited space is a construction difficulty. Required frock transportation is troublesome among the current mode conversion construction operation, and the welding is difficult in the hole, and the operation is inconvenient, and personnel intensity of labour is big, and the conversion process is mixed and disorderly, and conversion efficiency is low, greatly restricts shield structure efficiency of construction, increases construction cost. The pose conversion tool of the screw conveyor is developed, and the problem that the shield machine is worth researching after the shield machine is converted into the automatic mode is solved.
The Chinese patent invention with the publication number of CN20145830U, granted on publication date of 2010.05.12, discloses a multi-position support mechanism of a screw conveyor, which comprises a threaded shaft, wherein the upper end of the threaded shaft is screwed with a lower fastening ring by using a bolt, and the axis of the bolt is vertical to the axis of the threaded shaft; a vertical pipe is arranged at the lower part of the threaded shaft, and an adjusting mechanism is arranged between the vertical pipe and the threaded shaft. The invention discloses a method for adjusting the inclination state of a screw conveyor.
However, the above patent only can adjust the angle or rotation of the screw conveyor in situ, and cannot realize the conversion of the screw conveyor from one mode to another mode.
Disclosure of Invention
Aiming at the technical problem, the invention provides a shield tunneling machine and a pose conversion device of the shield tunneling screw conveyer, which are used for solving the problem that the shield tunneling screw conveyer in the prior art is difficult to convert from one mode to another mode.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
a pose conversion device of a shield spiral conveyor comprises a movable trolley and a pitching frame arranged on the movable trolley, wherein one end of the pitching frame is hinged with the movable trolley, and the other end of the pitching frame is connected with the movable trolley through a pitching driving mechanism; the pitching frame is provided with a bearing mechanism for fixing the screw conveyor. The spiral conveyer is convenient to be connected with the conversion device through the bearing mechanism on the one hand, and the effect of supporting the spiral conveyer is played on the other hand, the movable trolley is used for moving the spiral conveyer on the bearing mechanism, the position information of the spiral conveyer is convenient to convert, the pitching driving mechanism is used for pushing the pitching frame to adjust the angle of the spiral conveyer, and the spiral conveyer is convenient to adapt to work in different modes.
Further, in order to facilitate connection and fixation of the screw conveyor, the bearing mechanism comprises a bearing frame, and the bearing frame is detachably connected with a connecting flange which is sleeved on the screw conveyor.
Further, for more stable connection and fixation of the screw conveyer, a connecting hoop matched with the screw conveyer can be detachably connected to the bearing frame, and the connecting hoop is connected with the connecting flange.
Furthermore, in order to enable the connection between the connecting flange and the bearing frame as well as the connection hoop to be more compact and stable, an upper half circular ring flange plate connected with the connecting flange is arranged on the connection hoop; the bearing frame is detachably connected with the connecting flange through a lower semicircular ring flange plate.
Furthermore, in order to finely adjust the position of the screw conveyor and facilitate the pulling out and inserting of the screw conveyor into the shield machine, the bearing mechanism is movably connected to the pitching frame, and a movement driving mechanism for driving the bearing mechanism to move is further connected between the bearing mechanism and the pitching frame.
Furthermore, in order to facilitate the forward and backward movement of the bearing mechanism, a walking wheel is arranged on the bearing mechanism, and a walking track matched with the walking wheel is arranged on the pitching frame.
Furthermore, in order to drive the front and back of the bearing mechanism, the movable driving mechanism is a movable telescopic oil cylinder, the fixed end of the movable telescopic oil cylinder is connected with the pitching frame, and the telescopic end of the movable telescopic oil cylinder is connected with the bearing mechanism.
Furthermore, in order to push the pitching frame to pitch around a hinged point of the pitching frame and the movable trolley to change the angle so as to adjust the angle of the spiral conveyor, the pitching driving mechanism is a pitching telescopic cylinder, and two ends of the pitching telescopic cylinder are hinged with the movable trolley and the pitching frame respectively.
Furthermore, in order to control the moving track of the moving trolley, the moving trolley also comprises a moving track arranged on the duct piece, and the moving trolley is movably matched with the moving track.
A use method of a pose conversion device of a shield spiral conveyor comprises the following steps:
s1, fixedly connecting the connecting flange to the screw conveyer;
s2, moving the movable trolley to be close to the spiral conveyor, and matching with a pitching telescopic oil cylinder to adjust the pitching angle of the pitching frame to enable the bearing surface of the bearing frame to be attached to the spiral conveyor;
s3, pressing the connecting hoop on the spiral conveyor, fixedly connecting the connecting hoop with the bearing frame, and fixedly connecting the connecting flange with the connecting hoop and the bearing frame;
s4, disconnecting the spiral conveyor and the shield machine;
s5, the movement of the bearing frame is controlled by moving the telescopic oil cylinder, and the screw conveyer is pulled out of the screw conveyer base of the shield machine;
s6, moving the spiral conveyor by the movable trolley, and facilitating maintenance and replacement.
Further, in order to enable the spiral conveyor to rotate the working mode, the method further comprises the following steps:
s7, mounting a front pipe joint bearing at the head of the screw conveyor and mounting a support device in the middle;
s8, controlling the pitching angle of the pitching frame through the pitching telescopic oil cylinder to adjust the angle of the spiral conveyor;
s9, moving the screw conveyor through the moving trolley to enable the head of the screw conveyor to advance to a central slag hole of the shield machine;
s10, controlling the movement of the bearing frame by moving the telescopic oil cylinder, inserting the head of the screw conveyor into the central slag hole of the shield machine, and finely adjusting the angle of the screw conveyor 10 by the pitching telescopic oil cylinder to ensure that the head of the screw conveyor is accurately inserted into the central slag hole of the shield machine;
and S11, connecting the front pipe joint bearing with a main driving machine of the shield machine, and overlapping the supporting device 8 on the segment erector.
The invention has the beneficial effects that:
1. the spiral conveyor is convenient to be connected with the conversion device through the bearing mechanism, and the bearing mechanism plays a role in supporting the spiral conveyor, so that convenience is provided for posture conversion, installation and removal of the spiral conveyor;
2. the connection between the screw conveyor and the conversion device is more convenient and more stable through the matching of the connecting flange, the connecting hoop and the bearing frame;
3. the pitching driving mechanism drives the pitching frame to push the pitching frame to adjust the angle of the screw conveyor, so that the screw conveyor can adapt to work in different modes;
4. the movement of the bearing mechanism is driven by the movement driving mechanism, so that on one hand, the spiral conveyor fixed on the bearing mechanism moves along the length direction of the spiral conveyor to be pulled out of and inserted into the shield machine, and on the other hand, the movement driving mechanism is matched with the pitching driving mechanism to play a role in fine adjustment of the position or the angle of the spiral conveyor;
5. the invention solves the problems of complex work, inconvenient operation and difficult construction of mode conversion, in-tunnel installation, in-tunnel disassembly, maintenance and the like of the screw conveyer, provides an automatic pose adjusting device for forward and backward movement and pitching rotation for long-shaft heavy-load structural members of the shield screw conveyer, has compact design structure, can be automatically operated, greatly improves the installation speed, reduces the construction strength, can be used at any time and used as soon as possible, saves manpower, and is safe and efficient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of a carrying mechanism of the present invention;
FIG. 3 is a first illustrative view of the present invention;
FIG. 4 is a second schematic diagram of the present invention;
FIG. 5 is a third schematic view of the present invention;
fig. 6 is a fourth schematic diagram of the present invention.
In the figure: 1-mobile trolley, 2-pull rod, 3-joint bearing, 4-pitching driving mechanism, 5-pitching frame, 501-lower hinged seat, 502-walking track, 6-mobile driving mechanism, 7-bearing mechanism, 701-walking wheel, 702-connecting flange, 703-connecting hoop, 7031-upper semicircular plate, 7032-connecting hoop connecting plate, 704-bearing frame, 7041-lower semicircular plate, 8-supporting device, 9-chain block, 10-spiral conveyor, 1001-screw, 11-segment erector, 1101-erector V-shaped beam, 12-central rotary joint, 13-segment, 14-mobile track, 15-spiral conveyor base.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
As shown in fig. 1 to 6, a pose conversion device of a shield spiral conveyor according to embodiment 1 of the present invention includes a mobile trolley 1 and a pitching frame 5 disposed on the mobile trolley 1, wherein one end of the pitching frame 5 is hinged to the mobile trolley 1, and the other end is connected to the mobile trolley 1 through a pitching driving mechanism 4, specifically, a rear support frame 101 is disposed at the rear end of the mobile trolley 1, a top hinge base 103 is disposed at the upper end of the rear support frame 101 and is hinged to the rear end of the pitching frame 5, the pitching driving mechanism 4 is disposed at the front end of the mobile trolley 1, and the working end of the pitching driving mechanism 4 is connected to the front end of the pitching frame 5; the pitching frame 5 is provided with a bearing mechanism 7 for fixing the screw conveyor 10, and the bearing mechanism is used for connecting and fixing the screw conveyor 10. The carrying mechanism 7 is used for moving the spiral conveyor 10 on the carrying mechanism 7, the spiral conveyor 10 is moved to a space with a convertible angle, the angle of the spiral conveyor 10 is convenient to convert, and the pitching driving mechanism 4 is used for pushing the pitching frame 5 to adjust the angle of the spiral conveyor 10, so that the spiral conveyor 10 is suitable for working under different modes.
Further, as shown in fig. 1, the bearing mechanism 7 includes a bearing frame 704, an arc-shaped bearing groove matched with the screw conveyor is provided on the bearing frame 704, and a connecting flange 702 for sleeving the screw conveyor 10 is detachably connected to the bearing frame 704. In this embodiment, two connecting flanges 702 are detachably connected to two ends of the carrying groove, respectively. In this embodiment, the arc-shaped bearing groove is a semi-arc-shaped groove fitted with the screw conveyor 10; when the connecting flange 702 and the bearing frame 704 are in a detached state, the connecting flange 702 is fixed on the screw conveyor 10 in a welding manner, and after the arc-shaped bearing groove of the bearing frame 704 is attached to the screw conveyor 10, the connecting flange 702 and the bearing frame 704 are connected and fixed, and then the screw conveyor 10 can be connected and fixed.
Further, as shown in fig. 1, a connection hoop 703 that is engaged with the screw conveyor 10 is detachably connected to the carrier 704, and the connection hoop 703 is connected to the connection flange 702. The connecting hoop 703 is arranged on the arc-shaped bearing groove, the bearing frame 704 is provided with bearing frame connecting plates at the positions on two sides of the upper end of the arc-shaped bearing groove, the two sides of the connecting hoop 703 are provided with connecting hoop connecting plates 7032, the connecting hoop connecting plates 7032 are detachably connected with the bearing frame connecting plates, and one end of the connecting hoop 703 is matched with the connecting flange 702. In this embodiment, there are two connecting flanges 702, and correspondingly, there are two connecting hoops 703.
Further, as shown in fig. 1 and fig. 2, an upper semi-circular flange plate 7031 connected to the connecting flange 702 is disposed at one end of the connecting hoop 703; the carrier 704 is detachably connected to the connecting flange 702 via a lower semicircular flange plate 7041. Specifically, be located the both ends position of arc bearing groove at carrier 704 and be equipped with down semicircle flange board 7041, lower semicircle flange board 7041 is used for being connected with flange 702 lower half, and the one end of connector hoop 703 is served and is used for being connected with flange 702 first half, makes flange and carrier and connector hoop be connected inseparabler stable to better fixed screw conveyer 10.
Further, as shown in fig. 1, the carrying mechanism 7 is movably connected to the pitching frame 5, and a movement driving mechanism 6 for driving the carrying mechanism 7 to move is further connected between the carrying mechanism 7 and the pitching frame 5. Preferably, the mobile driving mechanism 6 is a mobile telescopic oil cylinder, the fixed end of the mobile telescopic oil cylinder is connected with the pitching frame 5, and the telescopic end is connected with the bearing mechanism 7. In this embodiment, two movable telescopic cylinders are respectively arranged on two sides of the driving bearing mechanism 7, and the movement of the telescopic driving bearing mechanism 7 by moving the telescopic cylinders plays a role in moving the screw conveyer 10 fixed on the bearing mechanism 7 along the length direction of the screw conveyer 10 to pull out and insert the screw conveyer from the shield machine, and plays a role in fine tuning the position or angle of the screw conveyer by matching with the pitching driving mechanism 4.
Furthermore, as shown in fig. 1, two sides of the bearing mechanism 7 are provided with walking wheels 701, and a corresponding position on the pitching frame 5 is provided with a walking track 502 matched with the walking wheels 701, so that on one hand, the bearing mechanism 7 is more stable to move, and on the other hand, the bearing mechanism is used for limiting a front-back movement path of the bearing mechanism to ensure that the bearing mechanism is not easy to deflect.
Further, as shown in fig. 1, the pitching driving mechanism 4 is a pitching telescopic cylinder, and two ends of the pitching telescopic cylinder are respectively hinged to the mobile trolley 1 and the pitching frame 5. Specifically, the front end of travelling car 1 is equipped with preceding articulated seat 102, and the front end downside of every single move frame 5 is equipped with down articulated seat 501, and the stiff end of the flexible hydro-cylinder of every single move is connected with preceding articulated seat 102, flexible end and articulated seat 501 down are connected, thereby the flexible angle that changes the angle of regulation screw conveyer of every single move frame 5 round the pin joint of every single move frame 5 and travelling car 1 of promotion of the flexible hydro-cylinder of every single move that promotes through the flexible of the flexible hydro-cylinder of every single move. In this embodiment, two pitch driving mechanisms 4 are arranged in parallel, correspondingly, two lower hinge seats 501 are arranged at the lower side of the front end of the pitch frame 5, and two front hinge seats 102 are arranged at the front end of the mobile cart 1.
Example 2: as shown in figure 3, in order to facilitate the control of the moving track of the moving trolley, the moving trolley also comprises a moving rail 14 arranged on the duct piece 13 in the hole, and the moving trolley 1 is movably matched with the moving rail 14. In addition, the movable trolley 1 is provided with a rail holding parking device for stably stopping the movable trolley 1 on the movable rail 14, and the rail holding parking device can adopt a brake device, a parking brake, a rail holding type car arrester and the like in the prior art.
Example 3: as shown in fig. 3 to 5, in the present embodiment, before the automatic pose conversion device is used, an early preparation operation is performed, and the content of the early preparation operation includes retracting a screw 1001 of a screw conveyor 10; the segment erector 11 is operated to the foremost end, and the V-shaped beam 1101 of the segment erector is removed; disconnecting the related electric, pneumatic and hydraulic pipelines of the main machine, dismantling the transition platform at the top of the connecting bridge and the belt conveyor at the section of the connecting bridge, moving the connecting bridge and the trailer backwards by using a tractor to ensure the dismounting space of the screw conveyor 10 and fixedly supporting the connecting bridge; removing the central swivel joint 12; and a moving rail 14 is laid on the duct piece 13 in the hole to a position below the duct piece erector 11, and the moving trolley 1 conveys the automatic pose conversion device to a position below the screw conveyor 10 from the outside of the hole along the moving rail 14. After the preparation work is done, the automatic pose conversion device can be used. The use method of the automatic pose conversion device comprises the following steps:
s1, fixedly connecting the two connecting flanges 702 to the spiral conveyor 10 in a welding mode;
s2, moving the movable trolley 1 to be close to the screw conveyor 10, enabling the movable telescopic oil cylinder to be in an extending state, adjusting the pitching angle of the pitching frame 7 through the pitching telescopic oil cylinder and enabling the bearing surface of the bearing frame 704, namely the bearing surface of the arc-shaped bearing groove, to be attached to the screw conveyor 10 in a matching mode with the movement of the movable trolley 1;
s3, pressing the connecting hoop 703 on the screw conveyor 10, fixedly connecting hoop connecting plates 7032 on two sides of the connecting hoop 703 with a bearing frame connecting plate of a bearing frame 704, connecting the upper half part of a connecting flange 702 with an upper semi-circular ring flange plate 7031 of the connecting hoop 703, fixedly connecting the lower half part of the connecting flange 702 with a lower semi-circular ring flange plate 7041 of the bearing frame 704, stopping the moving trolley 1 by a rail holding parking device, supplying oil to a pitching telescopic oil cylinder and a moving telescopic oil cylinder to enable the pitching telescopic oil cylinder and the moving telescopic oil cylinder to be in a tightened pre-stressed state, and arranging a chain block 9 between a rear supporting frame 101 of the moving trolley 1 and the screw conveyor 10 to serve as a safety limit;
s4, disconnecting the spiral conveyor 10 and the shield machine, specifically, detaching bolts between the spiral conveyor 10 and a spiral conveyor base 15, detaching a pull rod 16 in the middle of the spiral conveyor 10, observing the stress conditions of a movable telescopic oil cylinder and a pitching telescopic oil cylinder during the process, and adjusting timely to avoid stress overload or displacement of the spiral conveyor 10;
s5, stabilizing the pitching telescopic oil cylinders, controlling the movable telescopic oil cylinders to contract to drive the bearing frame 704 to move, slowly pulling out the head of the screw conveyer 10 from the screw conveyer base 15, and then placing section steel safety limit in the walking track 502 of the pitching frame 5 and between the front end of the pitching frame 5 and the walking wheels 701 on the two sides of the bearing frame 704;
s6, loosening the rail clamping parking device between the moving trolley 1 and the moving rail 14, slowly retreating the moving trolley 1 to a rotatable area, retreating the moving trolley 1 to the rotatable area which is convenient to maintain, and fixing the moving trolley 1 through the rail clamping parking device for maintenance and replacement.
Further, as shown in fig. 6, the method further includes the following steps:
s7, mounting a front pipe joint bearing 3 at the head of the screw conveyer 10 and mounting a support device 8 in the middle, wherein the support device 8 is the original component for supporting the screw conveyer 10 in the shield tunneling machine;
s8, stably moving the telescopic oil cylinder, and controlling the pitching angle of the pitching frame 5 through the pitching telescopic oil cylinder to adjust the angle of the spiral conveyor 10;
s9, loosening the rail holding parking device of the movable trolley, and moving the screw conveyor 10 through the movable trolley 1 to enable the head of the screw conveyor 10 to advance to the central slag outlet of the shield tunneling machine;
s10, fixing the movable trolley 1 through the rail holding parking device again, removing section steel placed between a traveling wheel 701 and a traveling track 502 of the pitching frame 5, stabilizing the pitching telescopic oil cylinder, controlling the movement of the bearing frame 704 through the movable telescopic oil cylinder, inserting the head of the screw conveyer 10 into a central slag hole of the shield machine, and if the angle is deviated, finely adjusting the angle of the screw conveyer 10 through the pitching telescopic oil cylinder so that the head of the screw conveyer 10 is accurately inserted into the central slag hole of the shield machine;
and S11, after the screw conveyor 10 is in place, the front pipe joint bearing 3 is in driving connection with a shield machine owner, the supporting device 8 is in lap joint with a joist of the segment erector 11, after the screw conveyor 10 is installed, the connection between the automatic position and pose conversion device and the screw conveyor 10 is removed, mode conversion is completed, and the movable trolley 1 is withdrawn out of the tunnel.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The pose conversion device of the shield spiral conveyor is characterized by comprising a movable trolley (1) and a pitching frame (5) arranged on the movable trolley (1), wherein one end of the pitching frame (5) is hinged with the movable trolley (1), and the other end of the pitching frame is connected with the movable trolley (1) through a pitching driving mechanism (4); the pitching frame (5) is provided with a bearing mechanism (7) for fixing the screw conveyor (10); the bearing mechanism (7) is movably connected to the pitching frame (5), and a movable driving mechanism (6) for driving the bearing mechanism (7) to move is further connected between the bearing mechanism (7) and the pitching frame (5).
2. The pose conversion device of the shield spiral conveyor according to claim 1, wherein the bearing mechanism (7) comprises a bearing frame (704), and a connecting flange (702) which is sleeved on the spiral conveyor (10) is detachably connected to the bearing frame (704).
3. The pose transformation device of the shield spiral conveyor according to claim 2, wherein a connecting hoop (703) matched with the spiral conveyor (10) is detachably connected to the bearing frame (704), and the connecting hoop (703) is connected with the connecting flange (702).
4. The pose conversion device of the shield spiral conveyor according to claim 3, wherein an upper half circular ring flange plate (7031) connected with the connecting flange (702) is arranged on the connecting hoop (703); the bearing frame (704) is detachably connected with the connecting flange (702) through a lower semicircular flange plate (7041).
5. The shield spiral conveyor pose conversion device according to any one of claims 1 to 4, wherein a walking wheel (701) is arranged on the bearing mechanism (7), and a walking track (502) matched with the walking wheel (701) is arranged on the pitching frame (5).
6. The pose conversion device of the shield screw conveyor according to claim 5, wherein the mobile driving mechanism (6) is a mobile telescopic oil cylinder, the fixed end of the mobile telescopic oil cylinder is connected with the pitching frame (5), and the telescopic end of the mobile telescopic oil cylinder is connected with the bearing mechanism (7).
7. The shield screw conveyor pose conversion device according to any one of claims 1 to 4 and 6, wherein the pitching driving mechanism (4) is a pitching telescopic cylinder, and two ends of the pitching telescopic cylinder are respectively hinged with the movable trolley (1) and the pitching frame (5).
8. The shield spiral conveyor pose conversion device according to claim 7, further comprising a moving rail (14) arranged on the tube piece (13), wherein the moving trolley (1) is movably matched with the moving rail (14).
9. The use method of the pose conversion device of the shield spiral conveyor according to any one of claims 3 to 8, characterized by comprising the following steps:
s1, fixedly connecting the connecting flange (702) to the spiral conveyor (10);
s2, moving the movable trolley (1) to a position close to the screw conveyor (10), and adjusting the pitching angle of the pitching frame (5) by matching with the pitching telescopic oil cylinder to enable the bearing surface of the bearing frame (704) to be attached to the screw conveyor (10);
s3, pressing the connecting hoop (703) on the spiral conveyor (10), fixedly connecting the connecting hoop (703) with the bearing frame (704), and fixedly connecting the connecting flange (702) with the connecting hoop (703) and the bearing frame (704);
s4, disconnecting the spiral conveyor (10) from the shield machine;
s5, controlling the movement of the bearing frame (704) by moving the telescopic oil cylinder, and pulling the screw conveyor (10) out of the screw conveyor base (15) of the shield machine;
s6, moving the spiral conveyor (10) by the moving trolley (1).
10. The use method of the pose conversion device of the shield spiral conveyor according to claim 9, further comprising the steps of:
s7, mounting a front pipe joint bearing (3) at the head of the screw conveyor (10) and mounting a support device (8) in the middle;
s8, controlling the pitch angle of the pitch frame (5) through a pitch telescopic oil cylinder to adjust the angle of the spiral conveyor (10);
s9, moving the screw conveyor (10) through the moving trolley (1) to enable the head of the screw conveyor (10) to advance to a central slag hole of the shield tunneling machine;
s10, controlling the movement of the bearing frame (704) through the movable telescopic oil cylinder, inserting the head of the spiral conveyer (10) into a central slag hole of the shield machine, and finely adjusting the angle of the spiral conveyer (10) through the pitching telescopic oil cylinder to ensure that the head of the spiral conveyer (10) is accurately inserted into the central slag hole of the shield machine;
s11, connecting the front pipe joint bearing (3) with a shield machine main drive, and overlapping the supporting device (8) on the segment erector (11).
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| CN202110443540.7A CN113120549B (en) | 2021-04-23 | 2021-04-23 | Pose conversion device of shield spiral conveyor and use method thereof |
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| CN113120549B true CN113120549B (en) | 2022-04-22 |
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Citations (5)
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|---|---|---|---|---|
| US3825138A (en) * | 1972-10-24 | 1974-07-23 | Mathews B | Unloader for the grain bin of a combine |
| US4923571A (en) * | 1987-11-04 | 1990-05-08 | Hermann Kronseder | Apparatus for spacing apart containers that are conveyed close to each other in a single lane |
| CN205579068U (en) * | 2016-03-24 | 2016-09-14 | 凯迈（洛阳）测控有限公司 | Multi freedom gesture angle testing arrangement |
| CN106129625A (en) * | 2016-08-23 | 2016-11-16 | 成都航天万欣科技有限公司 | A kind of direction self-checking device |
| CN111847004A (en) * | 2020-08-20 | 2020-10-30 | 成都云麒智能科技有限公司 | Intelligent loading and unloading vehicle system based on visual servo |
-
2021
- 2021-04-23 CN CN202110443540.7A patent/CN113120549B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3825138A (en) * | 1972-10-24 | 1974-07-23 | Mathews B | Unloader for the grain bin of a combine |
| US4923571A (en) * | 1987-11-04 | 1990-05-08 | Hermann Kronseder | Apparatus for spacing apart containers that are conveyed close to each other in a single lane |
| CN205579068U (en) * | 2016-03-24 | 2016-09-14 | 凯迈（洛阳）测控有限公司 | Multi freedom gesture angle testing arrangement |
| CN106129625A (en) * | 2016-08-23 | 2016-11-16 | 成都航天万欣科技有限公司 | A kind of direction self-checking device |
| CN111847004A (en) * | 2020-08-20 | 2020-10-30 | 成都云麒智能科技有限公司 | Intelligent loading and unloading vehicle system based on visual servo |
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| CN113120549A (en) | 2021-07-16 |
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