CN114033416A - Screw conveyer for shield machine and shield machine - Google Patents
Screw conveyer for shield machine and shield machine Download PDFInfo
- Publication number
- CN114033416A CN114033416A CN202111257110.2A CN202111257110A CN114033416A CN 114033416 A CN114033416 A CN 114033416A CN 202111257110 A CN202111257110 A CN 202111257110A CN 114033416 A CN114033416 A CN 114033416A
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- sleeve
- barrel
- shield
- screw
- screw rod
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- 239000002893 slag Substances 0.000 claims abstract description 69
- 230000033001 locomotion Effects 0.000 claims abstract description 10
- 230000005641 tunneling Effects 0.000 claims description 27
- 239000002689 soil Substances 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 abstract description 2
- 239000013049 sediment Substances 0.000 description 9
- 230000002349 favourable effect Effects 0.000 description 7
- 238000010276 construction Methods 0.000 description 5
- 239000002002 slurry Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
- E21D9/124—Helical conveying means therefor
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
- E21D9/087—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines
- E21D9/0873—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines the shield being provided with devices for lining the tunnel, e.g. shuttering
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological 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 a spiral conveyor for a shield machine and the shield machine, which solve the problem that the spiral conveyor of the shield machine in the prior art is difficult to convey rare slag, have the beneficial effects of effectively preventing the rare slag from flowing downwards and avoiding cleaning the rare slag, and have the following specific schemes: the utility model provides a shield constructs machine screw conveyer, including the slope screw rod that upwards sets up, the pan feeding end of screw rod is located the bottom at shield constructs machine cutter head rear, screw rod circumference sets up the barrel, the barrel sets up first sleeve in the discharge end department of screw rod, the barrel sets up the second sleeve in the pan feeding end of screw rod, the barrel links firmly with the screw rod and the barrel can realize rotating and linear motion for first sleeve and second sleeve, first sleeve opens there is the slag notch, there is the distance of settlement between the section of jurisdiction of assembling in first telescopic top and the tunnel.
Description
Technical Field
The invention relates to the field of tunnel construction, in particular to a spiral conveyor for a shield tunneling machine and the shield tunneling machine.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
At present, the main construction method of the subway interval tunnel is a shield method, wherein a shield machine conveys the muck excavated on the tunnel face to a belt conveyor through a screw conveyor, and the muck is conveyed to a muck truck by the belt conveyor and then is lifted to the ground. If the water content of the stratum is small and the slag soil improvement effect is good, the slag soil in a plastic state can be smoothly transported through a screw conveyor and a belt conveyor.
However, in parts of domestic areas, the stratum has high water content, and the excavated rock-soil mass is difficult to improve the slag soil, so that the spiral conveyor and the belt conveyor move rare slag (even underground water) with strong fluidity. The inventor finds that the slag outlet of the spiral conveyor of the existing shield machine is low, the downward inclination angle of the belt conveyor is large, and the thin slag cannot move upwards through the belt conveyor, so that the thin slag completely flows to the position below the slag outlet, submerges a segment assembling area, and influences segment assembling operation; simultaneously, just need clear up the thin sediment that flows to slag notch department, clear up the thin sediment and both consumed huge manpower, material resources, also very big influence the construction period of subway.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a spiral conveyor for a shield machine, which can improve the position of a slag outlet of the spiral conveyor and reduce the downward inclination angle of a belt conveyor, thereby preventing the downward flow of thin slag and reducing or even avoiding the slag removal work.
In order to achieve the purpose, the invention is realized by the following technical scheme:
the utility model provides a shield constructs machine screw conveyer, including the slope screw rod that upwards sets up, the pan feeding end of screw rod is located the bottom at shield constructs machine cutter head rear, screw rod circumference sets up the barrel, the barrel sets up first sleeve in the discharge end department of screw rod, the barrel sets up the second sleeve in the pan feeding end of screw rod, the barrel links firmly with the screw rod and the barrel can realize rotating and linear motion for first sleeve and second sleeve, first sleeve opens there is the slag notch, there is the distance of settlement between the section of jurisdiction of assembling in first telescopic top and the tunnel.
Foretell screw conveyer, the screw rod is located the barrel, the barrel drives the screw rod and together rotates and linear motion, the confined barrel is favorable to the transport of rare sediment, can fall into band conveyer smoothly for the rare sediment, through first sleeve and the telescopic setting of second, under the prerequisite of guaranteeing screw rod concertina movement, need not to be used for driving the screw rod and rotate and arrange in the tip of barrel with concertina movement's mechanism, screw conveyer's slag notch height has effectively been raised, be favorable to the rare sediment to be seen off in higher place, avoid the rare sediment to take place to leak at the screw rod discharge end, influence assembling of section of jurisdiction.
As above a shield constructs machine screw conveyer, shield constructs quick-witted anterior shield soil door rear is located to the second sleeve, and the second sleeve just links firmly with the shield structure machine, and the second sleeve wraps the barrel setting, and the telescopic length of second is less than the length of barrel, and first sleeve and second sleeve set up relatively, and the second sleeve links firmly with the shield structure machine, is favorable to the screw rod to transport the slag from shield structure machine anterior shield soil storehouse, avoids the slag to leak from barrel front end department.
According to the spiral conveyor for the shield machine, in order to avoid leakage of thin slag from the joints of the first sleeve and the second sleeve with the barrel, one end of the first sleeve is wrapped around the end of the barrel, a bearing is arranged between the barrel and the first sleeve, and the barrel is connected with the first sleeve in a sealing mode.
According to the spiral conveyor for the shield machine, the bearing is arranged between the cylinder body and the second sleeve, and the cylinder body is in sealed connection with the second sleeve, so that the rotation of the cylinder body relative to the second sleeve is ensured, and meanwhile, the leakage of the thin slag from the connection position of the cylinder body and the second sleeve is avoided;
in order to enable the screw to be deep into the soil bin, the feeding end of the screw can exceed the starting end of the second sleeve;
the length of the cylinder body is greater than that of the first sleeve and greater than that of the second sleeve, and the length of the cylinder body is 6-10 times of that of the first sleeve, so that the length of the cylinder body is fully ensured.
According to the spiral conveyor for the shield machine, the vertical distance between the top of the first sleeve and the paved pipe piece in the tunnel is 5cm-10cm, so that the height of the slag outlet is raised to the highest extent as possible on the premise of ensuring the construction safety;
in some aspects, the discharge end of the screw is flush with one end of the barrel;
in order to raise the slag notch as high as possible, avoid band conveyer too the slope setting, the downside of first sleeve or the terminal surface of keeping away from the barrel is located to the slag notch.
According to the spiral conveyor for the shield machine, the cylinder body is respectively connected with the rotating mechanism and the linear driving mechanism; the rotating mechanism is a hoop type driving mechanism, the barrel drives the screw to rotate relative to the first sleeve and the second sleeve, the linear driving mechanism can drive the barrel to move linearly, and the barrel and the screw can be driven to penetrate into a front shield soil bin of the shield tunneling machine.
Considering the structural arrangement in the shield tunneling machine, the rotating mechanism and the linear driving mechanism are both positioned between the shield tunneling machine cutter head and the segment erector, and are fixed through the shield tunneling machine.
In a second aspect, the invention further provides a shield tunneling machine, which comprises the spiral conveyor for the shield tunneling machine.
The shield machine comprises a belt conveyor, wherein the starting end of the belt conveyor is located below the slag hole, and after the height of the slag hole is raised, the starting height of the corresponding belt conveyor is also raised, so that the thin slag can be effectively conveyed out by the belt conveyor.
In order to match the slag outlet height of the spiral conveyor, the belt conveyor is horizontally arranged, or the initial section of the belt conveyor is obliquely and upwards arranged.
The beneficial effects of the invention are as follows:
1) according to the invention, the first sleeve is arranged at the discharge end of the screw conveyor, and the slag hole is arranged in the first sleeve, so that the height of the slag hole is greatly improved, the downward inclination angle of the belt conveyor is greatly reduced (even the belt conveyor can reach the level), the downward flow of the thin slag is prevented, the influence of the deposit of the thin slag on the splicing of the duct pieces is effectively avoided, the slag cleaning workload is greatly reduced or even avoided, the tunneling time of each ring of the shield machine is correspondingly reduced, and the construction period is shortened.
2) According to the invention, the second sleeve is arranged at the feeding end of the screw conveyor, and the first sleeve and the second sleeve are both reliably connected with the barrel, so that the barrel can be effectively ensured to drive the screw rod to rotate and linearly extend and retract relative to the first sleeve and the second sleeve, the feeding end of the screw rod can be ensured to be deep into the front shield soil bin, and the thin slag can be effectively conveyed through the screw conveyor; and the setting of second sleeve can also avoid the slag to take place to leak at screw conveyer's pan feeding end.
3) According to the invention, the cylinder body is connected with the first sleeve and the second sleeve through the bearings, and the first sleeve and the second sleeve are hermetically connected, so that the reliability of connection of the cylinder body with the first sleeve and the second sleeve is effectively ensured.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
Fig. 1 is a layout view of a screw conveyor for a shield tunneling machine according to one or more embodiments of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1 in accordance with the present invention;
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1 in accordance with the present invention.
In the figure, 1 is a cutter head; 2 is a shield shell; 3, a shield tail brush; 4 is a second sleeve; 5 is a segment; 6, driving in a hoop mode; 7, a segment erector; 8 is a screw rod; 9 is a cylinder body; 10 is a slag outlet; 11 is a belt conveyer; 12 is a first sleeve.
Detailed Description
It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, unless the invention expressly state otherwise, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;
as described in the background art, the problem of leakage of the slag during conveying of the spiral conveyor of the shield machine exists in the prior art, and in order to solve the technical problem, the invention provides the spiral conveyor for the shield machine and the shield machine.
Example one
In a typical embodiment of the present invention, referring to fig. 1, a spiral conveyor for a shield machine includes a screw 8 disposed obliquely upward, a feeding end of the screw 8 is located at the bottom of the rear of a cutter head 1 of the shield machine, a barrel 9 is circumferentially disposed on the screw 8, the barrel 9 is fixedly connected to the screw 8 and can drive the screw 8 to rotate, a first sleeve 4 is disposed at a discharging end of the screw on the barrel 9, the barrel 9 can rotate and linearly move relative to the first sleeve 4, a slag outlet 10 is formed in the first sleeve 4, and a set distance is provided between the top of the first sleeve 4 and a duct piece paved in a tunnel.
Specifically, first sleeve 4 supports through shield shell 2 of shield structure machine, because the position that sets up of first sleeve 4 has the distance of setting for apart from the shield structure machine, the inside support frame that sets up of shield shell 2 like this supports and fixes first sleeve 4 by the support frame to at the rotatory in-process of barrel 9, first sleeve 4 keeps the position unchangeable, thereby makes the slag notch 10 department of the smooth follow first sleeve of thin slag to flow.
In order to ensure the height of the slag outlet, a set distance is reserved between the top of the first sleeve 4 and the paved pipe piece in the tunnel, and the vertical distance is 5cm-10cm, so that the first sleeve is arranged as high as possible, and correspondingly, the length of the screw rod is as long as possible.
In some examples, in order to fully utilize the space and raise the slag outlet, the discharge end of the screw needs to be close to the slag outlet 10, and the distance between the discharge end of the screw and the slag outlet is less than 50mm, so that the thin slag continuously flows out of the slag outlet along the first sleeve after flowing out of the discharge end of the screw; and the angle between the screw 8 and the bottom plane of the shield shell of the shield machine is between 25 and 40 degrees.
Wherein, in some examples, the discharge end of the screw 8 is flush with one end of the barrel, of course, the discharge end of the screw 8 may be slightly shorter than or slightly beyond the corresponding end of the barrel 9, the length of the first sleeve is 1/10-1/6 of the length of the barrel, and the slag hole is arranged at a position close to the first sleeve far away from the barrel 9, at the lower side surface of the first sleeve or far away from the end surface of the barrel, thereby not only ensuring the setting length of the screw, but also fully ensuring that the slag hole 10 is arranged at a higher position.
Further, barrel 9 sets up second sleeve 12 at the other end of keeping away from first sleeve 4, second sleeve 12 is located shield structure machine front shield soil door rear and is linked firmly with the shield structure machine, refer to fig. 3 and show, second sleeve 12 wraps the setting of barrel 9, and barrel 9 can rotate and remove for second sleeve 12, first sleeve 4 and second sleeve 12 set up relatively, second sleeve 12 links firmly with the shield structure machine, through the setting of second sleeve, be favorable to screw rod 8 to transport the tombstone from shield structure machine front shield soil storehouse, avoid the tombstone to leak from barrel front end department.
Considering that second sleeve 12 is located the bottom of barrel 9, in order to avoid screw conveyer to take place to leak at the 8 pan feeding ends of screw rod, the initiating terminal of second sleeve 12 can set up the ear limit, and the ear limit sets up for second sleeve 12 slope, and the ear limit of second sleeve 12 links firmly with shield shell 2 of shield structure machine to guarantee the stability and the reliability that the second sleeve set up, and further guarantee the leakproofness of second sleeve initiating terminal department, guarantee that the thin sediment all gets into in the barrel 9 through second sleeve 12.
Regarding the second sleeve, its purpose is in order to make the homogeneous ability of rare earth get into the barrel smoothly, realizes moving up, and the length of second sleeve can be less than the length of first sleeve.
In order to realize that the barrel 9 drives the screw 8 to be connected with the rotating mechanism, the rotating mechanism is a hoop type driving mechanism, and the barrel 9 drives the screw 8 to rotate relative to the first sleeve 4 and the second sleeve 12.
Specifically, in this embodiment, staple bolt formula actuating mechanism includes driving motor (not shown in the figure), and driving motor fixes through shield shell 2 of shield machine, and driving motor is connected with drive mechanism, and drive mechanism includes the first gear of being connected with driving motor and overlaps in the annular second gear of barrel 9, first gear and second gear intermeshing, and driving motor drives the rotation of barrel and screw rod through two gears of meshing from this, and then realizes the upwards transportation of thin sediment or other soil sediment class materials.
Of course, it is to be understood that in other examples, the transmission may be other types of transmissions.
Further, the barrel is connected with a linear driving mechanism, in the embodiment, the linear driving mechanism comprises a linear driving motor or a hydraulic cylinder, the linear driving motor or the hydraulic cylinder is supported by the shield machine, a driving rod of the linear driving motor or the hydraulic cylinder is fixedly connected with the barrel, the barrel and the screw can be driven by the linear driving mechanism to realize linear motion relative to the first sleeve and the second sleeve, and the screw can be driven to penetrate into a front shield storehouse of the shield machine, so that the feeding end of the screw is favorable for quick upward movement of the rare slag.
Specifically, in order to realize the rotation of the cylinder 9 relative to the first cylinder 4 and the second cylinder 12, bearings are arranged between the cylinder 9 and the first cylinder 4 and the second cylinder 12 to ensure the rotation of the cylinder 9;
in order to avoid the leakage of the thin slag from the joints of the first sleeve 4, the second sleeve 12 and the barrel 9, referring to fig. 2, one end of the first sleeve 4 is arranged to surround one end of the barrel 9, and the barrel and the first sleeve are connected in a sealing manner.
Correspondingly, the cylinder 9 and the second sleeve 12 are also connected in a sealing way;
specifically, in some examples, three lip bearing seal rings are respectively adopted between the cylinder body 9 and the first sleeve 4 and between the cylinder body and the second sleeve 12, and the three lip bearing seal rings meet the sealing requirement, can effectively prevent the dregs from flowing out from the gap, and can also ensure that the cylinder body realizes rotation relative to the first sleeve and the second sleeve.
In addition, it should be noted that, under the action of the linear driving mechanism, the feeding end of the screw 8 can be made to go deep into the front shield soil bin of the shield machine, so that the feeding end of the screw 8 exceeds the starting end of the second sleeve 12, which is beneficial to the upward transportation of the rare slag or the soil slag, etc., the starting end of the second sleeve 12 is fixedly connected with the shield machine, the second sleeve is obliquely and upwardly arranged and fixedly connected with the shield machine, the front shield soil bin of the shield machine can be effectively sealed, and the leakage of the rare slag at the soil bin can be avoided.
According to the screw conveyor provided by the embodiment, the screw 8 is positioned in the barrel 9, the barrel 9 drives the screw to rotate together, the closed barrel is favorable for conveying thin slag, in order that the thin slag can smoothly fall into the belt conveyor, the height of a slag outlet of the screw conveyor is effectively raised through the arrangement of the first sleeve, the height of a feeding end of the belt conveyor can be relatively raised, the arrangement of the second sleeve is also favorable for closing a discharging end of the barrel, and the problems that the thin slag leaks at the feeding end of the screw are avoided; of course, the first sleeve is also beneficial to the sealing of the discharge end, so that the thin slag can be discharged from the slag outlet only.
Example two
The embodiment provides a shield machine, which comprises the screw conveyer for the shield machine in the first embodiment.
The shield machine further comprises a belt conveyor 11, and the starting end of the belt conveyor 11 is positioned below the first sleeve slag outlet 10.
The belt conveyor 11 is horizontally arranged to be matched with the height of a slag outlet of the spiral conveyor, so that the horizontally conveyed belt conveyor directly conveys the rare slag or the soil slag and the like, the rare slag is effectively conveyed out, and the workload caused by leakage of the rare slag is avoided;
or in other examples, the initial section of the belt conveyor 11 is arranged obliquely upward, and the parts of the belt conveyor except the initial section are all arranged horizontally or obliquely downward, and the arrangement can be specifically carried out according to actual conditions, and no limitation is made; in some examples, the belt conveyor start section is at an angle of 0-10 ° relative to the horizontal, although inclined, which is not the conventional 60-80 ° given the set speed of the slurry being transported from the screw conveyor, even though it is possible to transport the slurry without causing a backflow problem in that a large amount of the slurry is not transported.
Further, the segment erector 7 for assembling segments to the tunnel is arranged in the shield tunneling machine, the segment erector 7 can be installed through the shield shell 2, the installation of each structure in the shield tunneling machine is considered, the rotating mechanism and the linear driving mechanism of the cylinder body are located between the segment erector and a cutter head of the shield tunneling machine, the arrangement of the segment erector cannot be influenced, and the segment assembling is guaranteed to be smoothly carried out.
It can be understood that the shield tunneling machine is provided with a shield tail brush 3 relative to the other end of the cutter head, and the shield tail brush 3 can be contacted with the assembled segments.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a shield constructs machine screw conveyer, a serial communication port, including the slope screw rod that upwards sets up, the pan feeding end of screw rod is located the bottom at shield constructs machine cutter head rear, screw rod circumference sets up the barrel, the barrel sets up first sleeve in the discharge end department of screw rod, the barrel sets up the second sleeve in the pan feeding end of screw rod, the barrel links firmly and the barrel can realize rotating and rectilinear movement for first sleeve and second sleeve with the screw rod, first sleeve is opened has the slag notch, there is the distance of settlement between the section of jurisdiction of assembling in first telescopic top and the tunnel.
2. The screw conveyor for the shield tunneling machine according to claim 1, wherein the second sleeve is disposed behind a front shield soil bin gate of the shield tunneling machine and is fixedly connected with the shield tunneling machine, and the second sleeve is disposed around the barrel.
3. The spiral conveyor for the shield tunneling machine according to claim 1, wherein one end of the first sleeve is disposed around the end of the cylinder, a bearing is disposed between the cylinder and the first sleeve, and the cylinder is connected to the first sleeve in a sealing manner.
4. The spiral conveyor for the shield tunneling machine according to claim 1, wherein a bearing is arranged between the cylinder body and the second sleeve, and the cylinder body is connected with the second sleeve in a sealing manner;
the feeding end of the screw can exceed the starting end of the second sleeve;
the length of the cylinder body is greater than that of the first sleeve and greater than that of the second sleeve.
5. The spiral conveyor for the shield tunneling machine according to claim 1, wherein the vertical distance between the top of the first sleeve and the paved segments in the tunnel is 5cm-10 cm;
the discharge end of the screw is flush with one end of the cylinder;
the slag hole is arranged at the lower side of the first sleeve or far away from the end face of the barrel.
6. The spiral conveyor for the shield tunneling machine according to claim 1, wherein the cylinder is connected to a rotating mechanism and a linear driving mechanism respectively, so that the cylinder drives the screw to perform a rotating motion and a linear telescopic motion.
7. The spiral conveyor for the shield tunneling machine according to claim 6, wherein the rotating mechanism and the linear driving mechanism are both located between the shield tunneling machine cutter head and the segment erector.
8. A shield tunneling machine comprising the screw conveyor for a shield tunneling machine according to any one of claims 1 to 7.
9. The shield tunneling machine of claim 8, further comprising a belt conveyor, the beginning of which is located below the slag notch.
10. A shield tunneling machine according to claim 9, characterized in that the belt conveyor is arranged horizontally or the belt conveyor is arranged with its initial section inclined upwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111257110.2A CN114033416A (en) | 2021-10-27 | 2021-10-27 | Screw conveyer for shield machine and shield machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111257110.2A CN114033416A (en) | 2021-10-27 | 2021-10-27 | Screw conveyer for shield machine and shield machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114033416A true CN114033416A (en) | 2022-02-11 |
Family
ID=80135542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111257110.2A Pending CN114033416A (en) | 2021-10-27 | 2021-10-27 | Screw conveyer for shield machine and shield machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114033416A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS554452A (en) * | 1978-06-27 | 1980-01-12 | Kumagai Gumi Co Ltd | Method and device for shieldinggtype excavation of tunnel |
| FR2607549A1 (en) * | 1986-11-28 | 1988-06-03 | Fives Cail Babcock | Improvements to machines for digging tunnels and galleries |
| JPH06156672A (en) * | 1992-11-20 | 1994-06-03 | Fujita Corp | Screw conveyor |
| CN204783041U (en) * | 2015-07-06 | 2015-11-18 | 中铁工程装备集团有限公司 | Shield that satisfies low -angle belt feeder constructs supporting structure in back |
| CN109403999A (en) * | 2018-12-29 | 2019-03-01 | 中铁工程装备集团有限公司 | A kind of the bimodulus shield machine and its application method of screw slag tap |
| CN110344838A (en) * | 2019-08-22 | 2019-10-18 | 中国电建集团铁路建设有限公司 | A kind of earth pressure balanced shield, EPBS structure and shield method with the anti-construction of gushing of gate |
| CN110500108A (en) * | 2019-09-24 | 2019-11-26 | 中国电建集团铁路建设有限公司 | A kind of novel balancing earth-pressure shielding machine and working method |
| CN210440038U (en) * | 2019-08-22 | 2020-05-01 | 中国电建集团铁路建设有限公司 | Earth pressure balance shield structure with gate anti-gushing structure |
-
2021
- 2021-10-27 CN CN202111257110.2A patent/CN114033416A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS554452A (en) * | 1978-06-27 | 1980-01-12 | Kumagai Gumi Co Ltd | Method and device for shieldinggtype excavation of tunnel |
| FR2607549A1 (en) * | 1986-11-28 | 1988-06-03 | Fives Cail Babcock | Improvements to machines for digging tunnels and galleries |
| JPH06156672A (en) * | 1992-11-20 | 1994-06-03 | Fujita Corp | Screw conveyor |
| CN204783041U (en) * | 2015-07-06 | 2015-11-18 | 中铁工程装备集团有限公司 | Shield that satisfies low -angle belt feeder constructs supporting structure in back |
| CN109403999A (en) * | 2018-12-29 | 2019-03-01 | 中铁工程装备集团有限公司 | A kind of the bimodulus shield machine and its application method of screw slag tap |
| CN110344838A (en) * | 2019-08-22 | 2019-10-18 | 中国电建集团铁路建设有限公司 | A kind of earth pressure balanced shield, EPBS structure and shield method with the anti-construction of gushing of gate |
| CN210440038U (en) * | 2019-08-22 | 2020-05-01 | 中国电建集团铁路建设有限公司 | Earth pressure balance shield structure with gate anti-gushing structure |
| CN110500108A (en) * | 2019-09-24 | 2019-11-26 | 中国电建集团铁路建设有限公司 | A kind of novel balancing earth-pressure shielding machine and working method |
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