CN110735640A - shaft boring machine and cutter head thereof - Google Patents
shaft boring machine and cutter head thereof Download PDFInfo
- Publication number
- CN110735640A CN110735640A CN201911077146.5A CN201911077146A CN110735640A CN 110735640 A CN110735640 A CN 110735640A CN 201911077146 A CN201911077146 A CN 201911077146A CN 110735640 A CN110735640 A CN 110735640A
- Authority
- CN
- China
- Prior art keywords
- slag
- cutter head
- side wall
- groove
- disk body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000002893 slag Substances 0.000 claims abstract description 171
- 238000003860 storage Methods 0.000 claims abstract description 49
- 230000007246 mechanism Effects 0.000 claims abstract description 39
- 238000007790 scraping Methods 0.000 claims abstract description 20
- 239000002689 soil Substances 0.000 claims description 23
- 230000007723 transport mechanism Effects 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000005641 tunneling Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 239000013049 sediment Substances 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 230000032258 transport Effects 0.000 description 4
- 238000009412 basement excavation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D1/00—Sinking shafts
- E21D1/03—Sinking shafts mechanically, e.g. by loading shovels or loading buckets, scraping devices, conveying screws
- E21D1/06—Sinking shafts mechanically, e.g. by loading shovels or loading buckets, scraping devices, conveying screws with shaft-boring cutters
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D1/00—Sinking shafts
- E21D1/03—Sinking shafts mechanically, e.g. by loading shovels or loading buckets, scraping devices, conveying screws
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses cutterheads, which comprise a rotatable and axially-fed cutterhead body, a plurality of hobbing cutters arranged on the surface of the cutterhead body along the circumferential direction, a plurality of slag containing grooves arranged on the surface of the cutterhead body along the circumferential direction, a slag shoveling plate arranged in each slag containing groove and used for scraping crushed slag into the slag containing grooves during rotary motion, a slag storage groove arranged on the back surface of the cutterhead body, a plurality of transportation mechanisms of which ends are communicated with the slag containing grooves and used for transporting the slag in the slag containing grooves to a slag storage groove, and a second transportation mechanism of which ends are communicated with the slag storage groove and used for transporting the slag in the slag storage groove to a machine body.
Description
Technical Field
The invention relates to the technical field of heading machines, in particular to cutterheads, and further relates to shaft heading machines.
Background
The existing method is to design the outline of the cutter head into an outward convex shape, so that a depression effect can be formed on the face of a tunnel face of the vertical shaft in the tunneling process, the slag soil can flow to a cavity in the center area of the cutter head conveniently, and then the slag soil is transported to the ground through a slag discharge pipeline.
The cutter head of the type of shaft tunneling machine in the prior art is composed of a drill bit central shaft and 6 circumferentially uniformly arranged amplitude arms, the whole cutter head is conical, the included angle between the conical surface of the amplitude arm and the central shaft is 35 degrees, the slag soil generated in the tunneling process can be gathered to a middle pilot shaft along the conical surface by means of dead weight, and falls to a bottom roadway through the pilot shaft, and a slag car is transported out of a hole.
However, the large-diameter vertical shaft adopts a slurry conveying type to remove the slag, and a mud water treatment device with corresponding capacity needs to be matched, and as the excavation diameter is large, the volume of the excavated slag soil is quite large, and the mud water slag removal mode hardly meets the construction requirement; the excavation cabin needs the mud square volume big, and it needs more to use the mud volume to trade thick liquid or abandon thick liquid, and ground device needs to carry out corresponding configuration simultaneously, and the required space of ground muddy water station is great, and the economic type is very poor.
Meanwhile, in order to ensure that the muck gathers towards the central area, the included angle between the cutterhead panel and the horizontal plane is larger than the muck repose angle and is generally required to be more than 40 degrees; however, for a large-diameter vertical shaft cutter head, the axial height of the cutter head is too high due to a large inclination angle, and the difficulty in aspects such as manufacturing cost, manufacturing process, personnel safety guarantee in the production process and the like of the vertical shaft cutter head is obviously improved; in addition, an originating well matched with the originating requirement of the cutterhead and a guide well for deslagging need to be built in a construction site, so that great difficulty is brought to site construction. If reduce blade disc panel and horizontal plane contained angle, then can cause the dregs to gather together the effect not good, the scheduling problem is reduced to the efficiency of slagging tap, if cancel the pilot shaft, then the dregs that produces in the tunnelling is difficult to simple quick discharge well again outside.
Therefore, how to improve the slag tapping efficiency of the shaft boring machine, reduce the manufacturing cost of the cutter head, and improve the safety in the production and construction processes becomes a problem to be solved by the technical personnel in the field at present.
Disclosure of Invention
The invention aims to provide cutter heads, which can improve the slag tapping efficiency of the shaft heading machine, reduce the manufacturing cost of the cutter heads and improve the safety in the production and construction processes, and another purpose of the invention is to provide shaft heading machines.
In order to solve the technical problems, the invention provides cutter heads, which comprise a rotatable and axially-fed disk body, a plurality of hobbing cutters arranged on the surface of the disk body along the circumferential direction, a plurality of slag containing grooves arranged on the surface of the disk body along the circumferential direction, slag shoveling plates arranged in the slag containing grooves and used for scraping crushed slag into the slag containing grooves during rotation, slag storage grooves arranged on the back surface of the disk body, a plurality of -th transportation mechanisms with ends communicated with the slag containing grooves and used for transporting the slag into the slag storage grooves, and a second transportation mechanism with ends communicated with the slag storage grooves and used for transporting the slag into a machine body.
Preferably, each th transportation mechanism is arranged in the inner cavity of the tray body, and a slag hole for communicating with the port of the th transportation mechanism is formed on the side wall of each slag containing groove and the side wall of the slag storage groove.
Preferably, the second transportation mechanism is arranged in the machine body, and the end part of the second transportation mechanism is arranged in the slag storage groove.
Preferably, each of the th transportation mechanism and the second transportation mechanism is a screw conveyor, and the transportation flow rate of the second transportation mechanism is larger than the sum of the transportation flow rates of the th transportation mechanisms.
Preferably, the slag shoveling plate is wedge-shaped and is detachably connected to the side wall of the slag containing groove; the slope surface of the slag shoveling plate is a slag facing surface, and the tail end of the slag shoveling plate is communicated with the inside of the slag containing groove.
Preferably, a slag scraping plate for improving the slag scraping efficiency is detachably arranged on the head end of the slope surface.
Preferably, the disk body comprises a central body, a plurality of segments which are arranged on the circumferential side wall of the central body and spliced into a ring, and a plurality of th radial arms which are arranged on the circumferential side wall of each segment and extend along the radial direction and are used for respectively mounting the hobbing cutter and a second radial arm for mounting the slag containing groove.
Preferably, each th spoke arm is connected with each second spoke arm through a ring-shaped support beam.
Preferably, the central body is columnar, and the slag storage groove is arranged in the central area of the back of the central body.
Preferably, the inner side wall of each sector is detachably connected to the circumferential side wall of the central body, the opposite end faces of two adjacent sectors are detachably connected, and the ends of each th radial arm and each second radial arm are detachably connected to the outer side wall of the corresponding sector.
Preferably, the surface of the disk body is in a W shape, the surface of each sector is an inclined surface with an inclination angle of 20-30 °, and the surfaces of each th spoke and each second spoke are inclined surfaces which are connected with the surface of the sector and have an inclination angle of 40-60 °.
Preferably, the rotary cutters include a central cutter circumferentially distributed on a surface of the central body and a circumferential cutter circumferentially distributed on a surface of each of the segments and each of the th webs.
Preferably, gauge protection knives for axially cutting the soil layer are arranged on the side walls of the tail ends of each th radial arm and each second radial arm.
Preferably, a plurality of medium nozzles distributed along the circumferential direction are further arranged on the surface of the tray body, and a joint pipe fitting is further arranged on the back surface of the tray body, wherein an end is communicated with each medium nozzle, another end is communicated with a medium source on the machine body, and the joint pipe fitting is used for enabling each medium nozzle to spray medium on the surface of the soil layer so as to improve the properties of the muck.
The invention also provides shaft heading machines, which comprise a machine body and a cutterhead arranged at the front end of the machine body, wherein the cutterhead is the cutterhead of any item.
The cutter head mainly comprises a cutter head body, a hobbing cutter, slag containing grooves, slag shoveling plates, slag storage grooves, a transportation mechanism and a second transportation mechanism, wherein the cutter head body is of a main structure of the cutter head and is mainly used for mounting and bearing other parts, the hobbing cutter is arranged on the surface of the cutter head body and is distributed along the circumferential direction of the cutter head body, a plurality of slag containing grooves are arranged on the surface of the cutter head body, each slag containing groove can be the same as the hobbing cutter, the slag shoveling plates are distributed on the surface of the cutter head body in the circumferential direction, when the cutter head body rotates, the slag shoveling plates rotate synchronously, the slag crushed by the hobbing cutter is scraped into the slag containing grooves, quantitative slag can be stored in the slag containing grooves, a slag storage groove is further arranged on the back surface of the cutter head body, the slag storage groove is mainly used for receiving the temporarily stored slag from the hobbing cutter in each slag containing groove, the temporarily stored slag storage groove can be communicated with the slag containing groove end of the transportation mechanism, the slag storage groove is communicated with the slag storage groove, the slag storage groove is used for conveying slag to the slag storage groove of the slag storage groove, and the slag storage groove, the slag storage groove is used for conveying the slag storage groove, and the slag storage groove, the slag storage groove is used for conveying mechanism, the slag storage groove is used for conveying mechanism, the slag storage groove is used for conveying mechanism, the.
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 embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a longitudinal sectional half-sectional view of cutterhead embodying the present invention.
Fig. 2 is a schematic view of the back structure of the cutter head according to embodiments of the present invention.
Fig. 3 is a schematic sectional view a-a shown in fig. 1.
Wherein, in fig. 1-3:
the device comprises a plate body-1, a hob-2, a slag containing groove-3, a slag shoveling plate-4, a slag storage groove-5, an th transportation mechanism-6, a second transportation mechanism-7, a gauge cutter-8, a medium nozzle-9 and a joint pipe fitting-10;
a central body-101, a segment-102, an th radial arm-103, a second radial arm-104, an annular support beam-105, a central knife-201, an annular knife-202, a slope surface-401 and a slag scraping plate-402.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only partial embodiments of of the present invention, rather than all embodiments.
Referring to fig. 1, fig. 2 and fig. 3, fig. 1 is a schematic overall structure diagram of embodiments of the present invention, fig. 1 is a half sectional view of a longitudinal section of a cutter head of embodiments of the present invention, fig. 2 is a schematic structural diagram of a back surface of a cutter head of embodiments of the present invention, and fig. 3 is a schematic sectional view of a-a shown in fig. 1.
In specific embodiments provided by the invention, the cutterhead mainly comprises a disc body 1, a hob 2, a slag containing groove 3, a slag shoveling plate 4, a slag storage groove 5, a transport mechanism 6 and a second transport mechanism 7.
The disc body 1 is a main structure of the cutter disc and is mainly used for mounting and bearing other parts. The hob cutters 2 are arranged on the surface of the tray body 1, distributed along the circumferential direction of the tray body 1, and a plurality of hob cutters, shell cutters, claw cutters and the like can be adopted. Meanwhile, a plurality of slag containing grooves 3 are also formed in the surface of the plate body 1, and each slag containing groove 3 can be the same as the hob 2 and is circumferentially distributed on the surface of the plate body 1.
All be provided with shovel sediment board 4 in each holds sediment groove 3, when disk body 1 rotated, shovel sediment board 4 synchronous revolution to scrape into holding sediment groove 3 through the dregs that hobbing cutter 2 was smashed, can keep quantitative dregs in holding sediment groove 3 temporarily, still seted up storage tank 5 on the back of disk body 1, this storage tank 5 mainly used receives the dregs that come from each holding the temporary storage in sediment groove 3, can store quantitative dregs.
The end of the th transportation mechanism 6 is communicated with the slag containing groove 3, the end is communicated with the slag storage groove 5 and is mainly used for transporting the slag temporarily stored in each slag containing groove 3 into the slag storage groove 5, and the end of the second transportation mechanism 7 is communicated with the slag storage groove 5 and is mainly used for transporting the slag to the machine body and then carrying out subsequent transportation by special slag transportation equipment.
Therefore, in the cutter head provided by the embodiment, in the operation process, soil layers are crushed and tunneled through the hobbing cutters 2, meanwhile, the crushed muck is collected into the slag containing grooves 3 by using the slag scraping effect of the slag scraping plate 4, then the th transportation mechanism 6 transports the muck in the slag containing grooves 3 into the slag storage groove 5, and finally the second transportation mechanism 7 transports the muck in the slag storage groove 5 onto the machine body.
In the preferred embodiments of the transportation mechanism 6, in order to avoid occupying a narrow movement space in a tunneling channel, in this embodiment, the transportation mechanism 6 is of a hidden design, specifically, each transportation mechanism 6 is arranged in an inner cavity of the tray body 1, meanwhile, a slag hole is arranged on the side wall of each slag containing groove 3 and each slag storage groove 5 and is used for communicating with a port of the corresponding transportation mechanism 6, so that each slag containing groove 3 is communicated with the slag storage grooves 5 through a plurality of transportation mechanisms 6, during operation, the slag soil temporarily stored in the slag containing groove 3 is transported from the inside of the tray body 1 to the slag storage grooves 5 through the transportation mechanism 6, the transportation channel is direct and fast, the transportation efficiency is high, and the hidden design of the transportation mechanism 6 can also avoid occupying an installation space on the surface or the back of the tray body, is similar to that each transportation mechanism 6 can be arranged in the inner cavity of the tray body 1 in an inclined manner, and forms an included angle of 65 degrees with the central axis of the tray body 1.
In the preferred embodiment of the second transporting means 7, the second transporting means 7 is mostly disposed in the machine body, and only one end of the second transporting means is disposed in the slag storage tank 5. in this way, the second transporting means 7 can transport the slag stored in the slag storage tank 5 from the end to the machine body along the rotation axis and then transport the slag to the machine body by other transporting devices, , the second transporting means 7 can be eccentrically disposed with respect to the central axis of the plate body 1, and the whole can be tilted by about 37 °.
Specifically, the transportation mechanism 6 and the second transportation mechanism 7 may be screw conveyors, and the muck may be transported by rotating and screwing the screw conveyors, of course, the specific structures of the transportation mechanism 6 and the second transportation mechanism 7 are not limited to the above screw conveyors, and other transportation mechanisms such as a scraper, a belt conveyor, etc. may also be used.
In the preferred embodiments of the slag shoveling plate 4, the overall structure of the slag shoveling plate 4 is wedge-shaped, i.e. triangular with a pointed end, and is tightly attached to the surface of the soil layer, the cross-sectional shape of the slag shoveling plate 4 can be right-angled triangle, wherein right-angled sides are used for pressing the surface of the soil layer, and another right-angled sides are used for connecting with the side wall of the slag containing groove 3 on the surface of the disc body 1. meanwhile, the slope 401 of the slag shoveling plate 4 is facing to the surface of the soil layer, and the tail end of the slag shoveling plate is communicated with the inside of the slag containing groove 3. thus, when the disc body 1 rotates, the slag shoveling plate 4 rotates synchronously, and during the rotation, the bottom edge of the slag shoveling plate 4 moves tightly attached to the surface of the soil layer, and scrapes the ground slag on the surface of the soil layer onto the slag containing groove, and the slag is rapidly fed into.
, in order to improve the slag scraping efficiency of the slag scraping plate 4, the slag scraping plate 402 is further installed at the head end of the slope 401. specifically, the surface hardness of the slag scraping plate 402 is high, and the plate is thin, and can be more easily inserted into the slag soil, so as to form a conveying effect on the slag soil, meanwhile, considering that the overall structural strength of the slag scraping plate 4 is not as good as that of the hob 2, and the working environment is severe, and the slag scraping plate needs to continuously collide and contact with the slag soil, so that the slag scraping plate is easy to damage, for the convenience of maintenance and replacement, in this embodiment, each slag scraping plate 4 is detachably connected with the slag containing groove 3, and meanwhile, each slag scraping plate 402 is detachably connected with the head end of the slope 401, for example, the connection is realized through fasteners such as bolts, and the like, and in order to improve the service life of the slag scraping plate 4, the slag scraping plate 4.
In the preferred embodiments regarding the disk 1, the disk 1 is a composite split structure mainly comprising a central body 101, a sector 102, a th spoke 103 and a second spoke 104.
The central body 101 is a central structure of the tray body 1, and the tray body 1 is disc-shaped, so the central body 101 can be located at the center of the tray body 1. meanwhile, the central body 101 can be cylindrical or polygonal column-shaped, and the slag storage tank 5 can be arranged at the central area of the back of the central body 101. of course, the slag storage tank 5 can also be arranged eccentrically.
The sector 102 is provided with a plurality of blocks, such as 3-6 blocks. The sectors 102 are respectively arranged on the circumferential side wall of the central body 101 and are uniformly distributed, mutually spliced into a complete ring. Specifically, the inner side wall of each segment 102 is closely attached and connected with the circumferential outer side wall of the central body 101, and meanwhile, the opposite end faces of two adjacent segments 102 are connected with each other. In order to improve the convenience of maintenance, disassembly and assembly, the inner side wall of each segment 102 is detachably connected with the circumferential outer side wall of the central body 101, such as bolted connection and the like, and meanwhile, the opposite end faces of two adjacent segments 102 are also detachably connected, such as flanged connection and the like.
th radial arms 103 and 104 are provided on the circumferential side wall of each segment 102 and extend to the outer edge of the disc 1 in the radial direction, wherein th radial arms 103 are mainly used for mounting the hob 2 and the second radial arms 104 are mainly used for mounting the slag containing groove 3. considering that the slag breaking efficiency of the hob 2 is different from the slag sucking efficiency of the slag shoveling plate 4, 2 th radial arms 103 and 1 second radial arms 104 can be simultaneously mounted on the same segments 102, and meanwhile, the second radial arms 104 can be distributed in the middle of the two th radial arms 103, so that the slag sucking flow of the slag shoveling plate 4 on the 1 second radial arms 104 can be equivalent to the slag breaking flow of the hob 2 on the th radial arms 103, and the slag can be prevented from accumulating on the surface of the soil layer.
In order to improve the slag crushing efficiency and the slag scraping efficiency, in this embodiment, a plurality of hobbing cutters 2 can be arranged on each th radial arm 103 along the length direction thereof, and similarly, a plurality of slag containing grooves 3 can be arranged on each second radial arm 104 along the length direction thereof, and the surface of the central body 101 and the surface of each sector 102 can be treated in the same way, that is, a plurality of or a plurality of layers of hobbing cutters 2 are arranged along the circumferential direction of the surfaces of the central body 101 and each sector 102, so that the hobbing cutters 2 arranged on the surface of the cutterhead can be divided into a plurality of central cutters 201 arranged on the surface of the central body 101 and distributed along the circumferential direction thereof and a plurality of circumferential cutters 202 arranged on the surfaces of the sectors 102 and the th radial arms 103 and distributed along the circumferential direction according to the difference of the installation positions, and the two cutters jointly cut to realize the full-section tunneling of the shaft.
In order to improve the overall structural stability of the disk body 1, the ring-shaped supporting beam 105 is additionally arranged between each th radial arm 103 and each second radial arm 104, each th radial arm 103 and each second radial arm 104 are connected integrally through the connection effect of a plurality of ring-shaped supporting beams 105, here, preferably, the ring-shaped supporting beams 105 can be arranged in multiple layers along the radial direction, so that the connection stability between the th radial arm 103 and the second radial arm 104 is further improved by .
Meanwhile, in order to facilitate disassembly, assembly and maintenance, each -th spoke arm 103 and each second spoke arm 104 are detachably connected with the outer side wall of the corresponding segment 102, for example, the spoke arms and the second spoke arms can be connected through fasteners such as bolts.
In addition, in order to facilitate slag removal during the tunneling process, in this embodiment, the surface of the disk body 1 is not a plane but is "W" shaped, specifically, the surface of the central body 101 located at the center of the circle may be a plane, the surface of each segment 102 located at the outer ring of the central body 101 may be an inclined surface, and the surface (or the bottom surface) of each th radial arm 103 and the surface (or the bottom surface) of the second radial arm 104 located at the outer edge may also be an inclined surface and is connected with the inclined surface of the segment 102. specifically, to avoid greatly increasing the axial height or length of the cutterhead, the surface of each segment 102 may form an angle of 20 to 30 degrees with the horizontal plane, such as 25 degrees, and each th radial arm 103 and the second radial arm 104 may form an angle of 40 to 60 degrees, such as 50 degrees with the horizontal plane.
In addition, the gauge protection cutters 8 are arranged on the side walls of the tail ends of the th radial arms 103 and the second radial arms 104, specifically, the gauge protection cutters 8 are mainly used for axially (or vertically) cutting soil layers, so that a circular tunneling channel is formed, and the gauge protection effect of the cutter head excavation shaft is realized.
Moreover, the present embodiment further provides a plurality of medium nozzles 9 distributed along the circumferential direction on the surface of the tray body 1, and also provides a connector pipe 10 on the back of the tray body 1. specifically, the connector pipe 10 can be inserted into the central body 101, the end is communicated with a medium source reserved on the machine body, the end is communicated with each medium nozzle 9, and can convey the relevant medium to each medium nozzle 9 and spray the medium onto the soil layer surface (tunnel face). the medium source is generally a high pressure gas, foam or expanding agent, etc., when the medium nozzles 9 spray the medium onto the soil layer surface, the shape of the muck can be improved, so that the muck is softened, the muck can be more easily crushed and scraped, the wear of the muck on the surface of the cutter head and the cutter can be reduced, and the service life of the cutter head and the cutter can be prolonged.
Meanwhile, the joint pipe fitting 10 can be connected with an electro-hydraulic gas pipeline assembly and can provide an electro-hydraulic loop channel required by driving for the th transportation mechanism 6 and the th transportation mechanism 7. the electro-hydraulic gas pipeline assembly can be installed on the back of the plate body 1 and is attached to a steel structure for pipeline arrangement.
The embodiment also provides shaft boring machines, which mainly comprise a machine body and a cutter head arranged at the front end of the machine body, wherein the main content of the cutter head is the same as the related content, and the details are not repeated here.
Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.
Claims (15)
- The utility model provides an kind of blade disc, its characterized in that, including rotatable and axially feedable disk body (1), set up along circumference in disk body (1) a plurality of hobbing cutter (2) on the surface, along circumference set up in disk body (1) a plurality of on the surface hold slag groove (3), set up in each hold in slag groove (3) and be used for scraping into wherein the dregs shovel board (4) when rotary motion, set up in storage slag groove (5), end on disk body (1) the back with each hold slag groove (3) intercommunication and be used for transporting wherein dregs to a plurality of transport mechanism (6) in storage slag groove (5), and end with storage slag groove (5) intercommunication and be used for transporting wherein dregs to second transport mechanism (7) on the fuselage.
- 2. The cutter head according to claim 1, characterized in that each transportation mechanism (6) is arranged in the inner cavity of the disk body (1), and a slag hole for communicating with the port of the transportation mechanism (6) is arranged on the side wall of each slag containing groove (3) and the side wall of the slag storage groove (5).
- 3. The cutterhead according to claim 2, wherein the second transport mechanism (7) is disposed within the machine body with its ends disposed in the slag storage trough (5).
- 4. The cutter head according to claim 3, characterized in that each of said transportation means (6) and said second transportation means (7) is a screw conveyor, and the transportation flow rate of said second transportation means (7) is greater than the sum of the transportation flow rates of each of said transportation means (6).
- 5. The cutter head according to claim 1, characterized in that the slag shoveling plate (4) is wedge-shaped and is detachably connected to the side wall of the slag containing groove (3); the slope surface (401) of the slag shoveling plate (4) is a slag facing surface, and the tail end of the slope surface is communicated with the interior of the slag containing groove (3).
- 6. The cutter head according to claim 5, characterized in that a scraper plate (402) is detachably arranged on the head end of the slope surface (401).
- 7. A cutter head according to , characterized in that the disk body (1) comprises a central body (101), a plurality of segments (102) arranged on the circumferential side wall of the central body (101) and spliced into a ring, and a plurality of radial arms (103) arranged on the circumferential side wall of each segment (102) and extending in the radial direction for respectively mounting the hob (2) and the slag containing groove (3), and a second radial arm (104).
- 8. Cutterhead in accordance with claim 7, characterized in that each of said th spokes (103) is interconnected to each of said second spokes (104) by an annular support beam (105).
- 9. The cutterhead according to claim 8, wherein the central body (101) is cylindrical and the slag storage trough (5) opens in a central area of the back of the central body (101).
- 10. The impeller of claim 9, wherein the inner side wall of each sector (102) is detachably connected to the circumferential side wall of the central body (101) and the facing end faces of two adjacent sectors (102) are detachably connected to each other, and the ends of each th spoke (103) and each second spoke (104) are detachably connected to the outer side wall of the corresponding sector (102).
- 11. The cutter head according to claim 10, wherein the surface of the disk body (1) is in a W shape, the surface of each sector (102) is an inclined surface with an inclination angle of 20-30 °, and the surface of each spoke (103) and each spoke (104) of is an inclined surface which is connected with the surface of the sector (102) and has an inclination angle of 40-60 °.
- 12. A cutter head according to claim 11, wherein said roller cutter (2) comprises central cutters (201) circumferentially distributed on the surface of said central body (101) and circumferential cutters (202) circumferentially distributed on the surface of each of said segments (102) and each of said th spokes (103).
- 13. The cutterhead according to claim 12, wherein each of the th spokes (103) and each of the second spokes (104) is provided with a gauge cutter (8) at a distal side wall thereof for axially cutting a soil layer.
- 14. The cutter head according to claim 1, characterized in that a plurality of medium nozzles (9) distributed along the circumferential direction are further arranged on the surface of the disk body (1), and a joint pipe fitting (10) with an end communicated with each medium nozzle (9) and another end communicated with a medium source on the machine body and used for enabling each medium nozzle (9) to spray medium on the surface of the soil layer to improve the properties of the soil residue is further arranged on the back surface of the disk body (1).
- 15, shaft boring machine, including fuselage and the blade disc that sets up in the fuselage front end, characterized in that, the blade disc is the blade disc of any item of claims 1-14 specifically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911077146.5A CN110735640B (en) | 2019-11-06 | 2019-11-06 | Shaft heading machine and cutter head thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911077146.5A CN110735640B (en) | 2019-11-06 | 2019-11-06 | Shaft heading machine and cutter head thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110735640A true CN110735640A (en) | 2020-01-31 |
| CN110735640B CN110735640B (en) | 2022-03-22 |
Family
ID=69272322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911077146.5A Active CN110735640B (en) | 2019-11-06 | 2019-11-06 | Shaft heading machine and cutter head thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110735640B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111535813A (en) * | 2020-07-07 | 2020-08-14 | 中国铁建重工集团股份有限公司 | Full-face shaft heading machine |
| CN112922603A (en) * | 2021-03-24 | 2021-06-08 | 中国铁建股份有限公司 | Vertical shaft heading machine cutter head and vertical shaft heading machine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3131201A1 (en) * | 1981-06-10 | 1983-11-10 | Preussag AG Bauwesen, 3005 Hemmingen | Boring head, in particular for large-hole boring |
| US4448270A (en) * | 1982-05-10 | 1984-05-15 | Hughes Tool Company | Variable diameter earth boring bit |
| CN102877853A (en) * | 2012-09-21 | 2013-01-16 | 中铁隧道装备制造有限公司 | TBM (tunnel boring machine) bidirectional rotary tapping cutter head and production process thereof |
| CN207761643U (en) * | 2017-12-25 | 2018-08-24 | 中铁工程装备集团有限公司 | A kind of shaft sinking cutterhead |
| CN209189197U (en) * | 2018-12-12 | 2019-08-02 | 中国铁建重工集团股份有限公司 | A kind of twin-stage screening deslagging device for slurry balance shield machine |
| CN110206546A (en) * | 2019-07-12 | 2019-09-06 | 中国铁建重工集团股份有限公司 | A kind of vertical shaft cutterhead, shaft excavation machine and shaft drilling machine |
| CN110306985A (en) * | 2019-07-12 | 2019-10-08 | 中国铁建重工集团股份有限公司 | A kind of development machine and its vertical shaft cutterhead |
-
2019
- 2019-11-06 CN CN201911077146.5A patent/CN110735640B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3131201A1 (en) * | 1981-06-10 | 1983-11-10 | Preussag AG Bauwesen, 3005 Hemmingen | Boring head, in particular for large-hole boring |
| US4448270A (en) * | 1982-05-10 | 1984-05-15 | Hughes Tool Company | Variable diameter earth boring bit |
| CN102877853A (en) * | 2012-09-21 | 2013-01-16 | 中铁隧道装备制造有限公司 | TBM (tunnel boring machine) bidirectional rotary tapping cutter head and production process thereof |
| CN207761643U (en) * | 2017-12-25 | 2018-08-24 | 中铁工程装备集团有限公司 | A kind of shaft sinking cutterhead |
| CN209189197U (en) * | 2018-12-12 | 2019-08-02 | 中国铁建重工集团股份有限公司 | A kind of twin-stage screening deslagging device for slurry balance shield machine |
| CN110206546A (en) * | 2019-07-12 | 2019-09-06 | 中国铁建重工集团股份有限公司 | A kind of vertical shaft cutterhead, shaft excavation machine and shaft drilling machine |
| CN110306985A (en) * | 2019-07-12 | 2019-10-08 | 中国铁建重工集团股份有限公司 | A kind of development machine and its vertical shaft cutterhead |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111535813A (en) * | 2020-07-07 | 2020-08-14 | 中国铁建重工集团股份有限公司 | Full-face shaft heading machine |
| CN112922603A (en) * | 2021-03-24 | 2021-06-08 | 中国铁建股份有限公司 | Vertical shaft heading machine cutter head and vertical shaft heading machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110735640B (en) | 2022-03-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110206546B (en) | Shaft cutter head, shaft heading machine and shaft drilling machine | |
| US4234235A (en) | Rotary cutterhead for an earth boring machine | |
| CN110735640A (en) | shaft boring machine and cutter head thereof | |
| CN102926761B (en) | Double-mode cutterhead suitable for long-distance and great-gradient inclined well tunnel construction | |
| CN111997645A (en) | Multi-cutter-head tunneling machine | |
| CN114909139A (en) | Cutter head device of shaft boring machine | |
| CN113309531B (en) | Muddy water open type double-mold shield machine with normal-pressure cutter head | |
| CN210122909U (en) | Shaft cutter head | |
| CN202882935U (en) | Dual-mode cutter disc suitable for construction of long-distance and big-gradient deviated well tunnel | |
| CN210829279U (en) | Modularized split type shield pipe jacking machine | |
| CN210738562U (en) | Firm shovel plate structure of coal mine heading equipment machinery | |
| AU2014230973A1 (en) | Bucket wheel for removing materials from a material composite, particularly of high hardness | |
| CN216342140U (en) | Front shield structure of shield machine | |
| CN113006810B (en) | Rock breaking cutter head and tunneling machine | |
| RU2439327C2 (en) | Oval telescopic actuator of tunnel shield | |
| CN114439479A (en) | Milling and digging head for shaft boring machine | |
| CN113931645A (en) | Cutter head structure of shield machine | |
| CN112922603A (en) | Vertical shaft heading machine cutter head and vertical shaft heading machine | |
| CN113685194A (en) | Shield machine capable of replacing large and small pipelines | |
| CN109184726B (en) | Tunnel boring machine excavated by laser | |
| EP3405648A1 (en) | Mining machine and method for operating a mining machine | |
| CN217055167U (en) | Shield machine capable of replacing large and small pipelines | |
| CN211115998U (en) | Cutter head of shield tunneling machine for inclined shaft tunnel | |
| CN216198105U (en) | Three-mould heading machine with novel TBM (tunnel boring machine) heading mode | |
| CN110985027B (en) | Multi-mode shield constructs quick-witted blade disc and shield constructs machine thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |