CN216240637U - Central bin and shaft heading machine - Google Patents
Central bin and shaft heading machine Download PDFInfo
- Publication number
- CN216240637U CN216240637U CN202122941954.0U CN202122941954U CN216240637U CN 216240637 U CN216240637 U CN 216240637U CN 202122941954 U CN202122941954 U CN 202122941954U CN 216240637 U CN216240637 U CN 216240637U
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- Prior art keywords
- central
- bin
- rotary
- bin body
- fixedly connected
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- 230000005641 tunneling Effects 0.000 claims abstract description 22
- 239000002002 slurry Substances 0.000 claims abstract description 9
- 239000002893 slag Substances 0.000 abstract description 4
- 238000007599 discharging Methods 0.000 abstract description 3
- 238000011010 flushing procedure Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 17
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Abstract
The invention provides a center bin and a vertical shaft tunneling machine, wherein the center bin comprises a center bin body, a fixed part of a slewing mechanism is fixedly connected with the center bin body, a rotating part of the slewing mechanism is fixedly connected with a center connecting bridge internally and fixedly connected with a tunneling part of the tunneling machine externally, the top of the center connecting bridge is fixedly connected with a rotating part of a rotary joint, and a slurry pipe group is arranged on the center connecting bridge and fixedly connected with a rotating pipe body in the rotary joint; one part of pipeline joints of the horizontal drag chain are connected with the pipeline joint on the central bin body through a hose, and the other part of pipeline joints are connected with the pipeline joint on the slewing mechanism through a hose. The invention has the advantages that the power pipeline of the vertical shaft is driven to go deep into the ground while the horizontal forward rotation and the reverse rotation are carried out, and the control circuit, the slag discharging circuit and the flushing circuit of the fixed pipe are all connected to the rotatable executing mechanism, so that the whole vertical shaft heading machine can be ensured to heading in 360-degree dead angle.
Description
Technical Field
The invention belongs to the technical field of vertical shaft heading machines, and particularly relates to a center bin and a vertical shaft heading machine.
Background
At present, with the development of urban construction, tunnel construction, urban subway construction, pipe gallery construction and urban underground shaft type underground garage construction have promoted the construction requirements of a large amount of urban shaft construction. The traditional vertical shaft construction method has higher requirements on construction sites and labor force, a plurality of large site construction mechanical equipment of different types are required to be matched for construction in different construction processes, the construction process is complex, the efficiency is low, the matching work difficulty is high for busy traffic zones and urban congestion areas, and the problem that the ground of available construction areas is small and outstanding is solved. The shaft heading machine as a novel urban underground construction device has been provided with a plurality of successful construction cases on a plurality of foreign projects, and the device is widely applied to construction of a starting hole of a subway, a ventilation shaft of a subway tunnel and a limited space shaft of an urban.
The central bin is used as an important component of shaft tunneling, necessary auxiliary equipment required by a tunneling executing mechanism is loaded in the central bin and isolated from the outside underwater, the central bin is used as a working platform of the tunneling executing mechanism, the central bin can bear reaction force and torque brought by tunneling, the executing mechanism has a rotary operation function, all pipelines of ground equipment are connected with a rotatable executing structure smoothly, and normal excavation work of the shaft tunneling machine executing mechanism can be finished only by the central bin with the structural function characteristics.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides a center bin and shaft entry driving machine, possess the rotation of level corotation reversal, when deepening the power pipeline of shaft to ground, the fixed pipeline circuit of control circuit, slag tap and washing is all received rotatable actuating mechanism, has guaranteed 360 no dead angles tunnelling work of whole shaft entry driving machine.
The invention is realized by the following steps: a central bin comprises a central bin body, wherein a rotary joint is mounted at the top of the central bin body, and a rotary mechanism, a central connecting bridge, a horizontal drag chain and a slurry pipe group are mounted in the central bin body; the fixed part of the slewing mechanism is fixedly connected with the central bin body, the rotating part of the slewing mechanism is fixedly connected with the central connecting bridge internally and fixedly connected with the tunneling part of the tunneling machine externally, the top of the central connecting bridge is fixedly connected with the rotating part of the rotating joint, and the slurry pipe group is installed on the central connecting bridge and is fixedly connected with the rotating pipe body in the rotating joint; and one part of pipeline joints of the horizontal drag chain are connected with the pipeline joint on the central bin body through a hose, and the other part of pipeline joints are connected with the pipeline joint on the slewing mechanism through a hose.
Furthermore, the horizontal drag chain comprises an inner side rotating frame and an outer side fixing frame, the outer side fixing frame is installed inside the central bin body, the inner side rotating frame is installed on the central connecting bridge, a pipeline connector on the outer side fixing frame is connected with a pipeline connector on the central bin body through a hose, and the pipeline connector on the inner side rotating frame is connected with a pipeline connector on the rotary mechanism through a hose.
Furthermore, the slewing mechanism comprises a slewing bearing, a central flange and a connecting flange, the slewing bearing is installed in the central bin body and rotates under the driving of a driving motor, the central flange is installed at the bottom of the central connecting bridge, the inner side of the connecting flange is connected with the central flange, and the outer side of the connecting flange is connected with the inner ring of the slewing bearing.
Further, rotary joint includes shell, rotating part and rotatory body, the shell fixed mounting be in the top centre bore department of center storehouse body, the rotating part rotates to be installed in the shell, rotatory body fixed mounting be in the centre bore of rotating part.
Further, the central bin body comprises a bin cover, an upper bin body and a lower bin body; the bin cover, the upper bin body and the lower bin body are sequentially connected from top to bottom, and the rotary joint is installed in the center of the top of the bin cover.
Furthermore, a plurality of supporting arm connecting flanges are arranged on the outer side of the lower bin body.
The invention also provides a shaft heading machine which comprises a heading part and a central bin, wherein the central bin comprises a central bin body, the top of the central bin body is provided with a rotary joint, and a rotary mechanism, a central connecting bridge, a horizontal drag chain and a slurry pipe group are arranged in the central bin body; the fixed part of the slewing mechanism is fixedly connected with the central bin body, the rotating part of the slewing mechanism is fixedly connected with the central connecting bridge internally and fixedly connected with the tunneling part of the tunneling machine externally, the top of the central connecting bridge is fixedly connected with the rotating part of the rotating joint, and the slurry pipe group is installed on the central connecting bridge and is fixedly connected with the rotating pipe body in the rotating joint; and one part of pipeline joints of the horizontal drag chain are connected with the pipeline joint on the central bin body through a hose, and the other part of pipeline joints are connected with the pipeline joint on the slewing mechanism through a hose.
The invention has the following beneficial effects: the horizontal forward rotation and reverse rotation are realized, meanwhile, the ground is deeply inserted into a power pipeline of the vertical shaft, and a control circuit, a slag discharging and flushing fixed pipeline are all connected to a rotatable executing mechanism, so that the stable operation of a power system, a control system, a slag discharging system and a flushing system which are connected with the ground is ensured, and the whole vertical shaft tunneling machine can normally perform 360-degree dead-angle-free tunneling operation under the control of ground personnel.
Drawings
FIG. 1 is a schematic view of the external structure of a center bin according to the present invention;
fig. 2 is a schematic view of the internal structure of the center bin shown in fig. 1.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in figures 1 and 2, a shaft boring machine comprises a boring section and a centre silo which comprises a centre silo body. The central bin body comprises a bin cover 1, an upper bin body 2 and a lower bin body 3; the bin cover 1, the upper bin body 2 and the lower bin body 3 are sequentially connected through bolts from top to bottom, so that a closed cavity is formed after the central bin body is assembled.
The center of the top of the bin cover 1 is provided with a rotary joint 4. A rotary mechanism 5, a central connecting bridge 6, a horizontal drag chain 7 and a slurry pipe group 8 are arranged in the central bin body.
The rotary joint 4 includes a housing 42, a rotary part and a rotary pipe 41, the housing 42 is fixedly installed at a top center hole of the center bin body, the rotary part is rotatably installed in the housing 42, and the rotary pipe 41 is fixedly installed in a center hole of the rotary part.
The slewing mechanism has three functions of rotation, bearing and pipeline connection. The revolving mechanism 5 comprises a revolving support 51, a central flange 52 and a connecting flange 53, wherein the outer ring of the revolving support 51 is used as a fixed part, is arranged at the central hole of the lower bin body 3 and rotates under the driving of a driving motor, the central flange 52 is arranged at the bottom of the central connecting bridge 6, the inner side of the connecting flange 53 is connected with the central flange 52, and the outer side of the connecting flange 53 is connected with the inner ring of the revolving support 51. The connecting flange 53 is fixedly connected with a tunneling part of the tunneling machine, and the slewing bearing 51 can drive the tunneling part connected with the connecting flange 53 to rotate under the driving of the driving motor. The counter force and the torque generated in the tunneling process are borne by the slewing bearing 51, and the central flange 52 and the tunneling part at the bottom rotate synchronously, so that the position of a pipeline interface between the central flange 52 and the tunneling part at the bottom is kept relatively static, and the assembly stability of a hose connected with the central flange is ensured to the maximum extent.
The horizontal drag chain 7 comprises an inner side rotating frame 71 and an outer side fixing frame 72, the outer side fixing frame 72 is fixedly arranged in the upper bin body 2, and the inner side rotating frame 71 is arranged in the middle of the central connecting bridge 6 and supported by the middle of the central connecting bridge 6. The pipeline joint on the outer side fixing frame 72 is connected with the pipeline joint 9 of the upper bin body 2 through a hose, and the pipeline joint 11 on the inner side rotating frame 71 is connected with the pipeline joint 10 on the central flange 52 through a hose. Through the synchronous rotation of the internal rotating frame 71 of the horizontal drag chain and the central flange 52, the pipeline connection is ensured to have no relative movement when the slewing bearing 51 rotates within the range of +/-190 degrees of rotation.
The top of the central connecting bridge 6 is fixedly connected with the rotating part of the rotary joint 4, and the slurry pipe group 8 is installed on the central connecting bridge 6 and is fixedly connected with the rotating pipe body 42 in the rotary joint 4. The slewing gear 5, the swivel joint 4 and the internal swivel bracket 71 are in synchronous rotation, and mud enters the system from the swivel joint 4 to the central flange 52 at the bottom through a pipeline set assembled on the central connecting bridge 6.
A plurality of supporting arm connecting flanges 31 are arranged on the outer side of the lower bin body 3 and can be connected with four supporting arms of the heading machine, and the tail ends of the supporting arms are finally fixed on the side wall of the vertical shaft duct piece, so that the whole central bin and the vertical shaft duct piece are fixed together.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the 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 otherwise specified. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A center bin comprises a center bin body and is characterized in that a rotary joint (4) is installed at the top of the center bin body, and a rotary mechanism (5), a center connecting bridge (6), a horizontal drag chain (7) and a slurry pipe group (8) are installed in the center bin body; the fixed part of the slewing mechanism (5) is fixedly connected with the central bin body, the rotating part of the slewing mechanism is fixedly connected with the central connecting bridge (6) inwards and fixedly connected with the tunneling part of the tunneling machine outwards, the top of the central connecting bridge (6) is fixedly connected with the rotating part of the rotating joint (4), and the slurry pipe group (8) is installed on the central connecting bridge (6) and is fixedly connected with the rotating pipe body (41) in the rotating joint (4); and one part of pipeline joints of the horizontal drag chain (7) are connected with the pipeline joint on the central bin body through hoses, and the other part of pipeline joints are connected with the pipeline joint on the slewing mechanism (5) through hoses.
2. A central silo according to claim 1, characterized in that the horizontal tow chain (7) comprises an inner swivel mount (71) and an outer swivel mount (72), the outer swivel mount (72) is mounted inside the central silo body, the inner swivel mount (71) is mounted on the central connecting bridge (6), the pipe connection on the outer swivel mount (72) is connected with the pipe connection on the central silo body through a hose, and the pipe connection on the inner swivel mount (71) is connected with the pipe connection on the slewing mechanism (5) through a hose.
3. A central bin according to claim 1, wherein the rotary mechanism (5) comprises a rotary support (51), a central flange (52) and a connecting flange (53), the rotary support (51) is mounted in the central bin body and driven by a driving motor to rotate, the central flange (52) is mounted at the bottom of the central connecting bridge (6), the inner side of the connecting flange (53) is connected with the central flange (52), and the outer side of the connecting flange is connected with the inner ring of the rotary support (51).
4. A central cartridge according to claim 1, characterized in that said rotary joint (4) comprises a housing (42), a rotary part and a rotary tubular body (41), said housing (42) being fixedly mounted at the top central hole of said central cartridge body, said rotary part being rotatably mounted in said housing (42), said rotary tubular body (41) being fixedly mounted in the central hole of said rotary part.
5. A central bin according to claim 1, characterized in that said central bin body comprises a bin cover (1), an upper bin body (2) and a lower bin body (3); the bin cover (1), the upper bin body (2) and the lower bin body (3) are sequentially connected from top to bottom, and the rotary joint (4) is installed in the center of the top of the bin cover (1).
6. A central silo according to claim 5, characterized in that the outer side of the lower silo body (3) is provided with a plurality of support arm connecting flanges (31).
7. A shaft boring machine comprising a boring section and a centre bin, wherein the centre bin is as claimed in claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122941954.0U CN216240637U (en) | 2021-11-29 | 2021-11-29 | Central bin and shaft heading machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122941954.0U CN216240637U (en) | 2021-11-29 | 2021-11-29 | Central bin and shaft heading machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216240637U true CN216240637U (en) | 2022-04-08 |
Family
ID=80958224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122941954.0U Expired - Fee Related CN216240637U (en) | 2021-11-29 | 2021-11-29 | Central bin and shaft heading machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216240637U (en) |
-
2021
- 2021-11-29 CN CN202122941954.0U patent/CN216240637U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220408 |
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| CF01 | Termination of patent right due to non-payment of annual fee |