CN212563234U - Full-face shaft heading machine - Google Patents
Full-face shaft heading machine Download PDFInfo
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- CN212563234U CN212563234U CN202021336949.6U CN202021336949U CN212563234U CN 212563234 U CN212563234 U CN 212563234U CN 202021336949 U CN202021336949 U CN 202021336949U CN 212563234 U CN212563234 U CN 212563234U
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Abstract
The utility model discloses a full section shaft entry driving machine belongs to shaft construction technical field, including well head frame, driving piece, tunnelling blade disc and a plurality of arc steel-pipe piece, its characterized in that: still include muddy water circulating device, muddy water circulating device includes the inlet tube, takes out the thick liquid pipe, arranges the thick liquid pipe, takes out the thick liquid pump and fixes the subaerial muddy water separating station, the bottom fixedly connected with shield body of cyclic annular steel pipe, driving piece and shield body fixed connection install direction advancing device and hold the device in the well head frame, direction advancing device includes thrust cylinder and direction clutch blocks, holds the device and includes a plurality of hydro-cylinders of holding, a plurality of block and a plurality of clutch blocks of holding. The utility model discloses can practice thrift the space for the equipment of arc steel-pipe piece, not only improve and hold the reliability, simplify construction process, easy dismounting, in the downward vertical tunnelling process in addition, discharge mud that can be quick improves the reliability and the tunnelling efficiency that the shaft was tunneled.
Description
Technical Field
The utility model relates to shaft construction technical field especially relates to a full section shaft entry driving machine.
Background
The shaft-like pipe with vertical wall is called vertical shaft, and the vertical shaft is a kind of collapse funnel. The vertical shaft is square, long strip or irregular round in plane outline. The strips develop along one set of joints, and the squares or circles develop along two sets of joints. The well wall is steep and nearly vertical.
The vertical shaft is widely applied to water taking, water diversion, ventilation and air exhaust, slag sliding and air supplement of water conservancy and hydropower engineering, and the vertical shaft construction has the characteristics of small occupied area and less interference on peripheral construction. However, the safety risk of shaft construction is prominent due to small shaft construction space, long construction period, high ascending, multiple edge operations and inconvenient passage.
The vertical shaft plays an important role in underground engineering, and the application range of the vertical shaft is wider and wider. At present, a common shaft sinking method is commonly adopted in shaft construction, and the existing heading machine has the problems of low excavation speed, complex structure, difficulty in providing propelling force, long segment assembling process and flow and inconvenience in equipment disassembly and assembly; and the mechanization degree is lower, and the safety risk is large.
Chinese patent publication No. CN 110671113a, published as 2020, 01, 10 discloses a shaft boring machine, which is characterized by comprising: the outer ring cutter head is movably sleeved on the outer ring of the central cutter head; the central driving mechanism and the outer ring driving mechanism are respectively used for connecting the central cutter head and the outer ring cutter head and driving the central cutter head and the outer ring cutter head to rotate; the central driving mechanism is connected to the shield body through a telescopic central driving and pushing mechanism, and the outer ring driving mechanism is connected to the shield body. The shaft boring machine disclosed in this patent document adopts the walking type boring to improve the working efficiency of the shaft boring machine, but the segment assembling space is narrow and small, the process is complicated, the shield and the segment are easy to rotate during shaft boring, and the shaft boring reliability is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an overcome above-mentioned prior art's defect, provide a full section shaft entry driving machine, the utility model discloses can practice thrift the space for the equipment of arc steel-pipe piece, not only improve and hold the reliability, simplify construction process, easy dismounting, moreover to the vertical tunnelling in-process, discharge mud that can be quick improves the reliability and the tunnelling efficiency that the shaft was tunneled.
The utility model discloses a following technical scheme realizes:
the utility model provides a full section shaft entry driving machine, includes well head frame, driving piece, tunnelling blade disc and a plurality of arc steel pipe piece, a plurality of arc steel pipe piece end to end connection form annular steel pipe, tunnelling blade disc and driving piece fixed connection, its characterized in that: still include muddy water circulating device, muddy water circulating device includes inlet tube, slurry pumping pipe, row's thick liquid pipe, slurry pumping pump and fixes at subaerial muddy water separation station, the slurry pumping pump is installed on the flange of tunnelling blade disc, and the one end and the muddy water separation station of inlet tube are connected, and the other end lets in the cavity of tunnelling blade disc, the entry linkage of slurry pumping pipe and slurry pumping pump, the one end and the muddy water separation station of slurry pumping pipe are connected, the other end and the exit linkage of slurry pumping pump, the bottom fixedly connected with shield body of annular steel pipe, driving piece and shield body fixed connection, install direction advancing device and hold the device in the well head frame, direction advancing device includes propulsion cylinder and direction clutch blocks, and the one end of propulsion cylinder is fixed in the well head frame, and the other end is connected with direction clutch blocks, hold the device and include a plurality of holding hydro-cylinder, a plurality of holding block and a plurality of holding clutch, the holding friction blocks are fixed on the inner walls of the holding blocks, a holding oil cylinder for tightening and loosening the holding blocks is arranged on any two adjacent holding blocks, and the holding blocks form a holding ring.
The annular steel pipe is positioned in the holding ring, the holding ring is positioned above the wellhead rack, and the guiding and propelling device is positioned below the wellhead rack.
The number of the holding oil cylinder, the holding block and the holding friction block is four.
The two guide propelling devices are fixed at one end of the wellhead frame, one guide propelling device is fixed at the other end of the wellhead frame, and the two guide propelling devices are symmetrically distributed along the central axis of the annular steel pipe.
The beneficial effects of the utility model are mainly expressed in the following aspect:
1. the utility model discloses, the muddy water circulating device includes the inlet tube, the slurry pumping pipe, arrange the thick liquid pipe, the slurry pump and fix the muddy water separating station on ground, the slurry pump is installed on the flange of tunnelling blade disc, the one end of inlet tube is connected with the muddy water separating station, the other end lets in the cavity of tunnelling blade disc, the slurry pumping pipe is connected with the entry of slurry pump, the one end of slurry pumping pipe is connected with the muddy water separating station, the other end is connected with the export of slurry pump, the bottom fixedly connected with shield body of cyclic steel pipe, driving piece and shield body fixed connection, install direction advancing device and holding device in the well head frame, direction advancing device includes propulsion cylinder and direction friction block, one end of propulsion cylinder is fixed in the well head frame, the other end is connected with direction friction block, holding device includes a plurality of holding cylinders, a plurality of holding blocks and a plurality of holding friction blocks, holding friction block is fixed on holding block inner wall, any two adjacent holding blocks are provided with a holding oil cylinder for tightening and loosening the holding blocks, the holding blocks form holding rings, when the device is used, the holding oil cylinder retracts, the holding rings are closed, the holding friction blocks are tightly contacted with the outer surfaces of the arc-shaped steel pipe sheet and the shield body, the friction force of the holding friction blocks is greater than the weight of the arc-shaped steel pipe sheet and the shield body, and the arc-shaped steel pipe sheet and the shield body can be reliably held; the guide friction block is pressed on the outer wall of the annular steel pipe by the extension of the propulsion oil cylinder; the shield body and the arc-shaped steel pipe sheet can be effectively prevented from rotating during shaft tunneling, and slurry is discharged into a slurry-water separation station for separation through a slurry pump of a slurry circulation device in the downward vertical tunneling process, so that rapid and reliable tunneling is facilitated; compared with the prior art, the space can be saved for assembling the arc-shaped steel pipe sheets, the holding reliability is improved, the construction process is simplified, the dismounting and the mounting are convenient, in the downward vertical tunneling process, the slurry can be quickly discharged, and the reliability and the tunneling efficiency of shaft tunneling are improved.
2. The utility model discloses, cyclic annular steel pipe is located and holds the intra-annular, holds the top that the ring is located the well head frame, and direction advancing device is located the below of well head frame, and the well head frame does benefit to the improvement and holds stability of holding the ring for holding the ring and providing good support.
3. The utility model discloses, hold the hydro-cylinder, hold the piece and hold the clutch blocks and be four, can make and hold more even applying of effort on arc steel pipe piece and shield body, further guarantee and hold stability.
4. The utility model discloses, direction advancing device is two, and a direction advancing device fixes the one end in the well head frame, and another direction advancing device fixes the other end in the well head frame, and two direction advancing device can improve and compress tightly the effect along the central axis symmetric distribution of cyclic annular steel pipe, and the shield body and the arc steel pipe piece produce rotatoryly when preventing the shaft tunnelling.
Drawings
The invention will be further described with reference to the accompanying drawings and specific embodiments, wherein:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the holding device of the present invention;
the labels in the figure are: 1. the device comprises a wellhead frame, 2, a driving piece, 3, a tunneling cutter head, 4, an annular steel pipe, 5, a water inlet pipe, 6, a slurry pumping pipe, 7, a slurry discharging pipe, 8, a slurry pumping pump, 9, a mud-water separation station, 10, a shield body, 11, a propulsion oil cylinder, 12, a guide friction block, 13, a holding oil cylinder, 14, a holding block, 15, a holding friction block, 16 and a holding ring.
Detailed Description
Example 1
Referring to fig. 1 and 2, a full-face shaft boring machine comprises a wellhead frame 1, a driving piece 2, a boring cutter head 3 and a plurality of arc-shaped steel pipe sheets, wherein the arc-shaped steel pipe sheets are connected end to form an annular steel pipe 4, the boring cutter head 3 is fixedly connected with the driving piece 2, the full-face shaft boring machine further comprises a mud-water circulating device, the mud-water circulating device comprises a water inlet pipe 5, a slurry pumping pipe 6, a slurry discharging pipe 7, a slurry pumping pump 8 and a mud-water separating station 9 fixed on the ground, the slurry pumping pump 8 is installed on a flange of the boring cutter head 3, one end of the water inlet pipe 5 is connected with the mud-water separating station 9, the other end of the water inlet pipe is communicated with a cavity of the boring cutter head 3, the slurry pumping pipe 6 is connected with an inlet of the slurry pumping pump 8, one end of the slurry discharging pipe 7 is connected with the mud-water separating station 9, the other end of, install direction advancing device and hold the device on well head frame 1, direction advancing device includes propulsion cylinder 11 and direction clutch blocks 12, and the one end of propulsion cylinder 11 is fixed on well head frame 1, and the other end is connected with direction clutch blocks 12, hold the device and include a plurality of hydro-cylinder 13 of holding, a plurality of block 14 and a plurality of clutch blocks 15 of holding, hold clutch blocks 15 and fix on holding 14 inner walls of block, arbitrary two adjacent hold be provided with one on the block 14 be used for tightening up and relax hold the hydro-cylinder 13 of holding of block 14, a plurality of block 14 formation of holding is held and is held ring 16.
The embodiment is the most basic implementation mode, the mud-water circulating device comprises a water inlet pipe 5, a slurry pumping pipe 6, a slurry discharging pipe 7, a slurry pumping pump 8 and a mud-water separating station 9 fixed on the ground, the slurry pumping pump 8 is installed on a flange of a tunneling cutter head 3, one end of the water inlet pipe 5 is connected with the mud-water separating station 9, the other end of the water inlet pipe 5 is communicated with a cavity of the tunneling cutter head 3, the slurry pumping pipe 6 is connected with an inlet of the slurry pumping pump 8, one end of the slurry discharging pipe 7 is connected with the mud-water separating station 9, the other end of the slurry pumping pump 8 is connected with an outlet of the slurry pumping pump, a shield body 10 is fixedly connected to the bottom of an annular steel pipe 4, a driving part 2 is fixedly connected with the shield body 10, a guiding propulsion device and a holding device are installed on a wellhead rack 1, the guiding propulsion device comprises a propulsion cylinder 11 and a guiding friction block 12, one end of the, The device comprises a plurality of holding blocks 14 and a plurality of holding friction blocks 15, wherein the holding friction blocks 15 are fixed on the inner wall of each holding block 14, a holding oil cylinder 13 for tightening and loosening the holding blocks 14 is arranged on any two adjacent holding blocks 14, the plurality of holding blocks 14 form a holding ring 16, when the device is used, the holding oil cylinder 13 retracts, the holding ring 16 is closed, the holding friction blocks 15 are tightly contacted with the outer surfaces of the arc-shaped steel pipe sheets and the shield body 10, the friction force of the holding friction blocks is greater than the weight of the arc-shaped steel pipe sheets and the shield body 10, and the arc-shaped steel pipe sheets and the shield body 10 can be reliably held; the guide friction block 12 is pressed on the outer wall of the annular steel pipe 4 by extending the propulsion oil cylinder 11; the shield body 10 and the arc-shaped steel pipe sheet can be effectively prevented from rotating during shaft tunneling, and slurry is discharged into a slurry separation station 9 for separation through a slurry discharge pipe 7 by a slurry pump 8 of a slurry circulation device in the downward vertical tunneling process, so that rapid and reliable tunneling is facilitated; compared with the prior art, the space can be saved for assembling the arc-shaped steel pipe sheets, the holding reliability is improved, the construction process is simplified, the dismounting and the mounting are convenient, in the downward vertical tunneling process, the slurry can be quickly discharged, and the reliability and the tunneling efficiency of shaft tunneling are improved.
Example 2
Referring to fig. 1 and 2, a full-face shaft boring machine comprises a wellhead frame 1, a driving piece 2, a boring cutter head 3 and a plurality of arc-shaped steel pipe sheets, wherein the arc-shaped steel pipe sheets are connected end to form an annular steel pipe 4, the boring cutter head 3 is fixedly connected with the driving piece 2, the full-face shaft boring machine further comprises a mud-water circulating device, the mud-water circulating device comprises a water inlet pipe 5, a slurry pumping pipe 6, a slurry discharging pipe 7, a slurry pumping pump 8 and a mud-water separating station 9 fixed on the ground, the slurry pumping pump 8 is installed on a flange of the boring cutter head 3, one end of the water inlet pipe 5 is connected with the mud-water separating station 9, the other end of the water inlet pipe is communicated with a cavity of the boring cutter head 3, the slurry pumping pipe 6 is connected with an inlet of the slurry pumping pump 8, one end of the slurry discharging pipe 7 is connected with the mud-water separating station 9, the other end of, install direction advancing device and hold the device on well head frame 1, direction advancing device includes propulsion cylinder 11 and direction clutch blocks 12, and the one end of propulsion cylinder 11 is fixed on well head frame 1, and the other end is connected with direction clutch blocks 12, hold the device and include a plurality of hydro-cylinder 13 of holding, a plurality of block 14 and a plurality of clutch blocks 15 of holding, hold clutch blocks 15 and fix on holding 14 inner walls of block, arbitrary two adjacent hold be provided with one on the block 14 be used for tightening up and relax hold the hydro-cylinder 13 of holding of block 14, a plurality of block 14 formation of holding is held and is held ring 16.
The annular steel pipe 4 is positioned in the holding ring 16, the holding ring 16 is positioned above the wellhead rack 1, and the guiding and propelling device is positioned below the wellhead rack 1.
In the preferred embodiment, the annular steel pipe 4 is located in the holding ring 16, the holding ring 16 is located above the wellhead housing 1, the guiding and propelling device is located below the wellhead housing 1, and the wellhead housing 1 provides good support for the holding ring 16, which is beneficial to improving holding stability of the holding ring 16.
Example 3
Referring to fig. 1 and 2, a full-face shaft boring machine comprises a wellhead frame 1, a driving piece 2, a boring cutter head 3 and a plurality of arc-shaped steel pipe sheets, wherein the arc-shaped steel pipe sheets are connected end to form an annular steel pipe 4, the boring cutter head 3 is fixedly connected with the driving piece 2, the full-face shaft boring machine further comprises a mud-water circulating device, the mud-water circulating device comprises a water inlet pipe 5, a slurry pumping pipe 6, a slurry discharging pipe 7, a slurry pumping pump 8 and a mud-water separating station 9 fixed on the ground, the slurry pumping pump 8 is installed on a flange of the boring cutter head 3, one end of the water inlet pipe 5 is connected with the mud-water separating station 9, the other end of the water inlet pipe is communicated with a cavity of the boring cutter head 3, the slurry pumping pipe 6 is connected with an inlet of the slurry pumping pump 8, one end of the slurry discharging pipe 7 is connected with the mud-water separating station 9, the other end of, install direction advancing device and hold the device on well head frame 1, direction advancing device includes propulsion cylinder 11 and direction clutch blocks 12, and the one end of propulsion cylinder 11 is fixed on well head frame 1, and the other end is connected with direction clutch blocks 12, hold the device and include a plurality of hydro-cylinder 13 of holding, a plurality of block 14 and a plurality of clutch blocks 15 of holding, hold clutch blocks 15 and fix on holding 14 inner walls of block, arbitrary two adjacent hold be provided with one on the block 14 be used for tightening up and relax hold the hydro-cylinder 13 of holding of block 14, a plurality of block 14 formation of holding is held and is held ring 16.
The annular steel pipe 4 is positioned in the holding ring 16, the holding ring 16 is positioned above the wellhead rack 1, and the guiding and propelling device is positioned below the wellhead rack 1.
The holding oil cylinder 13, the holding block 14 and the holding friction block 15 are four.
In this embodiment, four holding cylinders 13, four holding blocks 14 and four holding friction blocks 15 are provided, so that the holding force can be more uniformly applied to the arc-shaped steel pipe pieces and the shield 10, and the holding stability can be further ensured.
Example 4
Referring to fig. 1 and 2, a full-face shaft boring machine comprises a wellhead frame 1, a driving piece 2, a boring cutter head 3 and a plurality of arc-shaped steel pipe sheets, wherein the arc-shaped steel pipe sheets are connected end to form an annular steel pipe 4, the boring cutter head 3 is fixedly connected with the driving piece 2, the full-face shaft boring machine further comprises a mud-water circulating device, the mud-water circulating device comprises a water inlet pipe 5, a slurry pumping pipe 6, a slurry discharging pipe 7, a slurry pumping pump 8 and a mud-water separating station 9 fixed on the ground, the slurry pumping pump 8 is installed on a flange of the boring cutter head 3, one end of the water inlet pipe 5 is connected with the mud-water separating station 9, the other end of the water inlet pipe is communicated with a cavity of the boring cutter head 3, the slurry pumping pipe 6 is connected with an inlet of the slurry pumping pump 8, one end of the slurry discharging pipe 7 is connected with the mud-water separating station 9, the other end of, install direction advancing device and hold the device on well head frame 1, direction advancing device includes propulsion cylinder 11 and direction clutch blocks 12, and the one end of propulsion cylinder 11 is fixed on well head frame 1, and the other end is connected with direction clutch blocks 12, hold the device and include a plurality of hydro-cylinder 13 of holding, a plurality of block 14 and a plurality of clutch blocks 15 of holding, hold clutch blocks 15 and fix on holding 14 inner walls of block, arbitrary two adjacent hold be provided with one on the block 14 be used for tightening up and relax hold the hydro-cylinder 13 of holding of block 14, a plurality of block 14 formation of holding is held and is held ring 16.
The annular steel pipe 4 is positioned in the holding ring 16, the holding ring 16 is positioned above the wellhead rack 1, and the guiding and propelling device is positioned below the wellhead rack 1.
The holding oil cylinder 13, the holding block 14 and the holding friction block 15 are four.
The two guiding and propelling devices are fixed at one end of the wellhead rack 1, one guiding and propelling device is fixed at the other end of the wellhead rack 1, and the two guiding and propelling devices are symmetrically distributed along the central axis of the annular steel pipe 4.
The best mode is adopted in the embodiment, the number of the guiding propulsion devices is two, one guiding propulsion device is fixed at one end of the wellhead frame 1, the other guiding propulsion device is fixed at the other end of the wellhead frame 1, and the two guiding propulsion devices are symmetrically distributed along the central axis of the annular steel pipe 4, so that the compression effect can be improved, and the shield body 10 and the arc-shaped steel pipe sheet can be prevented from rotating during shaft tunneling.
Claims (4)
1. The utility model provides a full-face shaft heading machine, includes well head frame (1), driving piece (2), tunnelling blade disc (3) and a plurality of arc steel pipe piece, a plurality of arc steel pipe piece end to end connection form cyclic annular steel pipe (4), tunnelling blade disc (3) and driving piece (2) fixed connection, its characterized in that: still include muddy water circulating device, muddy water circulating device includes inlet tube (5), slurry pumping pipe (6), arranges thick liquid pipe (7), slurry pump (8) and fixes at subaerial muddy water separation station (9), slurry pump (8) are installed on the flange of tunnelling blade disc (3), and the one end and muddy water separation station (9) of inlet tube (5) are connected, and the other end lets in the cavity of tunnelling blade disc (3), the entry linkage of slurry pumping pipe (6) and slurry pump (8), the one end and muddy water separation station (9) of arranging thick liquid pipe (7) are connected, and the other end and the exit linkage of slurry pump (8), the bottom fixedly connected with shield body (10) of cyclic annular steel pipe (4), driving piece (2) and shield body (10) fixed connection, install direction advancing device on well head frame (1) and hold the device, direction advancing device includes propulsion cylinder (11) and direction friction block (12), the one end of thrust cylinder (11) is fixed on well head frame (1), and the other end is connected with direction clutch blocks (12), hold the device and include a plurality of hydro-cylinders (13) of holding, a plurality of block (14) and a plurality of clutch blocks (15) of holding, hold clutch blocks (15) and fix on holding block (14) inner wall, arbitrary two adjacent hold be provided with one on block (14) be used for tightening up and relax hold hydro-cylinder (13) of holding block (14), a plurality of block (14) of holding form hold ring (16).
2. A full face shaft boring machine according to claim 1, wherein: the annular steel pipe (4) is positioned in the holding ring (16), the holding ring (16) is positioned above the wellhead rack (1), and the guiding and propelling device is positioned below the wellhead rack (1).
3. A full face shaft boring machine according to claim 1, wherein: the number of the holding oil cylinder (13), the holding block (14) and the holding friction block (15) is four.
4. A full face shaft boring machine according to claim 1, wherein: the two guide propulsion devices are fixed at one end of the wellhead frame (1), the other guide propulsion device is fixed at the other end of the wellhead frame (1), and the two guide propulsion devices are symmetrically distributed along the central axis of the annular steel pipe (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021336949.6U CN212563234U (en) | 2020-07-09 | 2020-07-09 | Full-face shaft heading machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021336949.6U CN212563234U (en) | 2020-07-09 | 2020-07-09 | Full-face shaft heading machine |
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| Publication Number | Publication Date |
|---|---|
| CN212563234U true CN212563234U (en) | 2021-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021336949.6U Active CN212563234U (en) | 2020-07-09 | 2020-07-09 | Full-face shaft heading machine |
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| CN (1) | CN212563234U (en) |
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- 2020-07-09 CN CN202021336949.6U patent/CN212563234U/en active Active
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