CN113682761A - Use method of movable belt unearthing rack for split starting of shield - Google Patents
Use method of movable belt unearthing rack for split starting of shield Download PDFInfo
- Publication number
- CN113682761A CN113682761A CN202111021951.3A CN202111021951A CN113682761A CN 113682761 A CN113682761 A CN 113682761A CN 202111021951 A CN202111021951 A CN 202111021951A CN 113682761 A CN113682761 A CN 113682761A
- Authority
- CN
- China
- Prior art keywords
- belt
- shield
- unearthing
- wheel structure
- supporting wheel
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000010276 construction Methods 0.000 claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 34
- 239000010959 steel Substances 0.000 claims description 34
- 239000002893 slag Substances 0.000 claims description 21
- 230000005641 tunneling Effects 0.000 claims description 15
- 238000007599 discharging Methods 0.000 claims description 13
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000010079 rubber tapping Methods 0.000 abstract description 2
- 239000002689 soil Substances 0.000 description 6
- 230000000977 initiatory effect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G41/00—Supporting frames or bases for conveyors as a whole, e.g. transportable conveyor frames
- B65G41/007—Means for moving conveyor frames and control arrangements therefor
- B65G41/008—Means for moving conveyor frames and control arrangements therefor frames mounted on wheels or caterpillar
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G21/00—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors
- B65G21/02—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors consisting essentially of struts, ties, or like structural elements
- B65G21/06—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors consisting essentially of struts, ties, or like structural elements constructed to facilitate rapid assembly or dismantling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
- B65G65/42—Devices for emptying otherwise than from the top using belt or chain conveyors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/04—Bulk
- B65G2201/045—Sand, soil and mineral ore
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention provides a use method of a movable belt unearthing frame for split starting of a shield, which comprises the movable belt unearthing frame for split starting of the shield, wherein the movable belt unearthing frame for split starting of the shield comprises a belt conveyor frame, a first supporting wheel structure, a second supporting wheel structure, a third supporting wheel structure, a driving slag-tapping anti-splash device and a belt; the belt conveyor frame is provided with a belt conveyor frame front end, and a first connecting bolt is arranged at a connecting position between the belt conveyor frame front end and the first supporting wheel structure; by applying the technical scheme, the assembly and disassembly are convenient, the construction efficiency is high, the construction period is shortened, the construction cost is reduced, and the applicability is good.
Description
Technical Field
The invention relates to the field of shield machines, in particular to a use method of a movable belt unearthing frame for split starting of a shield.
Background
With the continuous improvement of urbanization level, the urban problem is increasingly highlighted, and the development and utilization of urban underground space become one of effective ways for solving the large urban diseases. When the urban underground space is constructed by adopting the shield method, the shield machine is usually initiated in a working well, initiated in an unfinished station due to the shortage of construction period, initiated in a local station structure due to the limited construction conditions and the like, and split initiation is generally adopted when the conditions are initiated. The existing split technology has the problems of low unearthing efficiency, long construction period and higher construction cost.
Chinese patent application No. CN202110416351.0 discloses a tunnel structure and construction method suitable for two-line shield starting and slag-discharging material transportation, which improves the unearthed efficiency by improving the starting tunnel structure, but the belt conveyor is still fixed on the rear supporting trolley in the conventional way, and the tunnel structure cannot function normally before the shield machine tunnels to all the trolley tunnel-entering lengths. Chinese patent application No. CN201921436759.9 discloses a slag tapping system for whole starting of a single ultra-deep shaft of a double-line shield tunnel, which first injects a foaming agent and water into the slag to realize fluidity of the slag, and then realizes the movement of the slag in a fluid state by a ground pump, but as the fluidity of the slag increases, the slag easily slides off a belt conveyor, and the movement of the slag cannot be effectively realized.
Disclosure of Invention
The invention aims to provide a using method of a movable belt unearthing frame for split starting of a shield, which is convenient to disassemble and assemble, high in construction efficiency, capable of shortening the construction period, reducing the construction cost and good in applicability.
In order to solve the technical problem, the invention provides a use method of a movable belt unearthing frame for split starting of a shield, which comprises the movable belt unearthing frame for split starting of the shield, wherein the movable belt unearthing frame for split starting of the shield comprises a belt conveyor frame, a first supporting wheel structure, a second supporting wheel structure, a third supporting wheel structure, a driving slag discharge anti-splash device and a belt;
the belt conveyor frame is provided with a belt conveyor frame front end, and a first connecting bolt is arranged at a connecting position between the belt conveyor frame front end and the first supporting wheel structure;
the method comprises the following specific steps:
firstly, according to a movable belt unearthing frame for shield split starting, a trolley travelling wheel, section steel and a connecting bolt are used for processing and manufacturing a first supporting wheel structure, a second supporting wheel structure and a third supporting wheel structure on site;
step two, removing the driving slag discharging and anti-splash device arranged on the shield machine trolley and installing the driving slag discharging and anti-splash device at the tail part of the front end of the belt conveyor frame;
step three, cutting and installing the belt according to the distance between rollers at two ends of the belt conveyor frame;
step four, starting in a split mode after debugging of the shield tunneling machine is completed, and discharging slag by using a movable belt unearthing frame for starting in the split mode of the shield tunneling machine;
and fifthly, after the shield tunneling machine tunnels to the tunnel entering length of all the trolleys, removing the first supporting wheel structure, the second supporting wheel structure, the third supporting wheel structure, the driving slag discharging and splashing preventing device, the belt and the split starting connecting pipeline, preparing for integral starting, and finishing the subsequent tunneling construction.
In a preferred embodiment, the first support wheel structure comprises a first trolley road wheel, a first H-shaped steel, a first connecting steel plate and a second connecting steel plate.
In a preferred embodiment, the top end of the first H-shaped steel is connected with the front end of the belt conveyor frame through a first connecting bolt.
In a preferred embodiment, the bottom end of the first H-shaped steel is connected with a first trolley travelling wheel through a second connecting bolt.
In a preferred embodiment, the second supporting wheel structure comprises a third connecting steel plate, a second trolley road wheel and a third connecting bolt.
In a preferred embodiment, the second trolley travelling wheel is connected with a third connecting steel plate through a third connecting bolt; and the second supporting wheel structure is connected with the belt conveyor frame through a second connecting steel plate.
In a preferred embodiment, the third supporting wheel structure comprises a fourth connecting steel plate, a third trolley road wheel and a fourth connecting bolt.
In a preferred embodiment, the third trolley travelling wheel is connected with a third connecting steel plate through a fourth connecting bolt; and the third supporting wheel structure is connected with the belt conveyor frame through a fourth connecting steel plate.
In a preferred embodiment, the belt and the belt on the shield machine are the same belt, and the belt is cut into a length suitable for a belt conveyor frame.
Compared with the prior art, the technical scheme of the invention has the following beneficial effects:
1. according to the movable belt unearthing frame for split starting of the shield and the using method thereof, the soil body at the bottom of the soil cabin is moved to a high position behind through the belt, so that the construction space can be effectively enlarged, the residue soil can be conveyed by a large-capacity carrier, and the problem of low unearthing efficiency of the existing split starting unearthing mode of the shield is solved.
2. The movable belt unearthing frame for split starting of the shield and the using method thereof realize the common movement of the belt unearthing frame along with a main machine of the shield through the supporting wheel structure, and overcome the problem of poor applicability under the split starting condition of the shield caused by the fact that a conventional belt conveyor needs to be fixed on a rear matching trolley.
3. The movable belt unearthing frame for shield split starting and the using method thereof reduce the requirement of the belt unearthing frame on a tunnel starting space by controlling the length of the horizontal part of the belt and overcome the problem of poor applicability of the shield split starting caused by the overlong length of the conventional unearthing belt machine.
4. The components of the movable belt unearthing frame for split starting of the shield are all conventional materials, and the movable belt unearthing frame has the characteristics of convenience in assembling and disassembling, reusability of the components and the like, and has wide applicability in narrow space in a tunnel starting hole.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The primary objects and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and claims hereof.
Drawings
FIG. 1 is a mobile belt unearthing frame subgraph for shield split starting in a preferred embodiment of the invention;
FIG. 2 is a schematic structural view of a first support wheel structure in a preferred embodiment of the present invention;
FIG. 3 is a schematic structural view of a second support wheel structure in a preferred embodiment of the present invention;
fig. 4 is a schematic structural view of a third support wheel structure in the preferred embodiment of the present invention.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
Referring to fig. 1 to 4, the use method of the movable belt unearthing rack for split shield initiation comprises the movable belt unearthing rack for split shield initiation, wherein the movable belt unearthing rack for split shield initiation comprises a belt conveyor rack 1, a first supporting wheel structure 2, a second supporting wheel structure 3, a third supporting wheel structure 4, a driving slag discharge splash guard 12 and a belt 11; the belt conveyor frame 1 is provided with a belt conveyor frame front end 13, and a first connecting bolt 23 is arranged at the connecting position between the belt conveyor frame front end 13 and the first supporting wheel structure 2;
the first supporting wheel structure 2 comprises a first trolley road wheel 24, a first H-shaped steel 21, a first connecting steel plate 25 and a second connecting steel plate 22.
The top end of the first H-shaped steel 21 is connected with the front end 13 of the belt conveyor frame through a first connecting bolt 23.
The bottom end of the first H-shaped steel 21 is connected with a first trolley road wheel 24 through a second connecting bolt 26.
The second supporting wheel structure 3 includes a third connecting steel plate 31, a second trolley road wheel 32 and a third connecting bolt 33.
The second trolley travelling wheel is connected with a third connection 31 through a third connection bolt 33; the second supporting wheel structure 3 is connected with the belt conveyor frame 1 through a third connecting steel plate 31.
The third supporting wheel structure 4 includes a fourth connecting steel plate 41, a third trolley road wheel and a fourth connecting bolt 43.
The third trolley travelling wheel 42 is connected with the fourth connecting steel plate 41 through a fourth connecting bolt 43; the third supporting wheel structure 4 is connected with the belt conveyor frame 1 through a fourth connecting steel plate 41.
The belt 11 and the belt on the shield tunneling machine are the same belt and are cut into the length suitable for the belt conveyor frame.
The method comprises the following specific steps:
firstly, according to a movable belt unearthing frame for shield split starting, a trolley travelling wheel, section steel and a connecting bolt are used for processing and manufacturing a first supporting wheel structure 2, a second supporting wheel structure 3 and a third supporting wheel structure 4 on site;
step two, removing the driving slag discharging and anti-splash device arranged on the shield tunneling machine trolley and installing the driving slag discharging and anti-splash device at the tail part of the belt conveyor frame 1;
step three, cutting and installing the belt 11 according to the distance between the rollers at the two ends of the belt conveyor frame 1;
step four, starting in a split mode after debugging of the shield tunneling machine is completed, and discharging slag by using a movable belt unearthing frame for starting in the split mode of the shield tunneling machine;
and fifthly, after the shield tunneling machine tunnels to the tunnel-entering length of all the trolleys, removing the first supporting wheel structure 2, the second supporting wheel structure 3, the third supporting wheel structure 4, the driving slag-discharging and splash-proof device, the belt 11 and the split starting connection pipeline, preparing for integral starting, and finishing the subsequent tunneling construction.
According to the movable belt unearthing frame for split starting of the shield and the using method thereof, the soil body at the bottom of the soil cabin is moved to a high position behind through the belt, so that the construction space can be effectively enlarged, the residue soil can be conveyed by a large-capacity carrier, and the problem of low unearthing efficiency of the existing split starting unearthing mode of the shield is solved. The movable belt unearthing frame for split starting of the shield and the using method thereof realize the common movement of the belt unearthing frame along with a main machine of the shield through the supporting wheel structure, and overcome the problem of poor applicability under the split starting condition of the shield caused by the fact that a conventional belt conveyor needs to be fixed on a rear matching trolley. The movable belt unearthing frame for shield split starting and the using method thereof reduce the requirement of the belt unearthing frame on a tunnel starting space by controlling the length of the horizontal part of the belt and overcome the problem of poor applicability of the shield split starting caused by the overlong length of the conventional unearthing belt machine. The components of the movable belt unearthing frame for split starting of the shield are all conventional materials, and the movable belt unearthing frame has the characteristics of convenience in assembling and disassembling, reusability of the components and the like, and has wide applicability in narrow space in a tunnel starting hole.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings, which are indicative of preferred embodiments of the invention, but are not intended to limit the invention thereto, and it is intended to cover by those skilled in the art that various changes may be made without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. The use method of the movable belt unearthing frame for split starting of the shield is characterized by comprising the movable belt unearthing frame for split starting of the shield, wherein the movable belt unearthing frame for split starting of the shield comprises a belt conveyor frame, a first supporting wheel structure, a second supporting wheel structure, a third supporting wheel structure, a driving slag discharge anti-splash device and a belt;
the belt conveyor frame is provided with a belt conveyor frame front end, and a first connecting bolt is arranged at a connecting position between the belt conveyor frame front end and the first supporting wheel structure;
the method comprises the following specific steps:
firstly, according to a movable belt unearthing frame for shield split starting, a trolley travelling wheel, section steel and a connecting bolt are used for processing and manufacturing a first supporting wheel structure, a second supporting wheel structure and a third supporting wheel structure on site;
step two, removing the driving slag discharging and anti-splash device arranged on the shield machine trolley and installing the driving slag discharging and anti-splash device at the tail part of the front end of the belt conveyor frame;
step three, cutting and installing the belt according to the distance between rollers at two ends of the belt conveyor frame;
step four, starting in a split mode after debugging of the shield tunneling machine is completed, and discharging slag by using a movable belt unearthing frame for starting in the split mode of the shield tunneling machine;
and fifthly, after the shield tunneling machine tunnels to the tunnel entering length of all the trolleys, removing the first supporting wheel structure, the second supporting wheel structure, the third supporting wheel structure, the driving slag discharging and splashing preventing device, the belt and the split starting connecting pipeline, preparing for integral starting, and finishing the subsequent tunneling construction.
2. The method of using the movable belt unearthing rack for shield split origination according to claim 1, wherein the first support wheel structure comprises a first trolley road wheel, a first H-beam, a first connecting steel plate, and a second connecting steel plate.
3. The use method of the movable belt unearthing frame for shield split starting according to claim 2, wherein the top end of the first H-shaped steel is connected with the front end of the belt conveyor frame through a first connecting bolt.
4. The use method of the movable belt unearthing rack for shield split starting according to claim 3, wherein the bottom end of the first H-shaped steel is connected with a first trolley travelling wheel through a second connecting bolt.
5. The method of using the movable belt unearthing rack for shield split origination according to claim 1, wherein the second support wheel structure comprises a third connecting steel plate, a second trolley road wheel and a third connecting bolt.
6. The use method of the movable belt unearthing rack for shield split starting according to claim 5, wherein the second trolley wheel is connected with a second connecting steel plate through a third connecting bolt; and the second supporting wheel structure is connected with the belt conveyor frame through a third connecting steel plate.
7. The method of using the movable belt unearthing rack for shield split origination according to claim 6, wherein the third support wheel structure comprises a fourth connecting steel plate, a third trolley road wheel and a fourth connecting bolt.
8. The use method of the movable belt unearthing rack for shield split starting according to claim 7, wherein the third trolley road wheel is connected with a third connecting steel plate through a fourth connecting bolt; and the third supporting wheel structure is connected with the belt conveyor frame through a fourth connecting steel plate.
9. The use method of the movable belt unearthing rack for shield split starting according to claim 8, wherein the belt is the same as the belt on the shield tunneling machine and is cut into a length suitable for the belt rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111021951.3A CN113682761A (en) | 2021-09-01 | 2021-09-01 | Use method of movable belt unearthing rack for split starting of shield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111021951.3A CN113682761A (en) | 2021-09-01 | 2021-09-01 | Use method of movable belt unearthing rack for split starting of shield |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113682761A true CN113682761A (en) | 2021-11-23 |
Family
ID=78584793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111021951.3A Pending CN113682761A (en) | 2021-09-01 | 2021-09-01 | Use method of movable belt unearthing rack for split starting of shield |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113682761A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4456304A (en) * | 1981-06-15 | 1984-06-26 | Hitachi Shipbuilding & Engineering Co., Ltd. | Shield tunneling machine and earth removing apparatus therefor |
| CN106081532A (en) * | 2016-08-02 | 2016-11-09 | 北京城建集团有限责任公司 | The high efficiency dregs induction system used for interim switching and construction method thereof |
| JP2017075496A (en) * | 2015-10-15 | 2017-04-20 | 日本コンベヤ株式会社 | Conveying method for tunnel excavation earth by drawing belt conveyor |
| CN109083653A (en) * | 2018-08-12 | 2018-12-25 | 周莉 | A kind of marshalling locomotive |
| CN211811674U (en) * | 2019-12-26 | 2020-10-30 | 中铁工程装备集团有限公司 | Movable continuous belt conveyor for slag discharge of tunnel tunneling equipment |
| CN212716645U (en) * | 2020-08-04 | 2021-03-16 | 中国铁建重工集团股份有限公司 | Belt conveyor continuous slag discharging equipment for tunnel construction by drilling and blasting method |
| CN213419100U (en) * | 2020-09-11 | 2021-06-11 | 中铁十八局集团有限公司 | Shield split starting bridge trolley |
| CN213775382U (en) * | 2020-09-07 | 2021-07-23 | 辽宁三三工业有限公司 | Split starting belt conveyor of shield machine |
-
2021
- 2021-09-01 CN CN202111021951.3A patent/CN113682761A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4456304A (en) * | 1981-06-15 | 1984-06-26 | Hitachi Shipbuilding & Engineering Co., Ltd. | Shield tunneling machine and earth removing apparatus therefor |
| JP2017075496A (en) * | 2015-10-15 | 2017-04-20 | 日本コンベヤ株式会社 | Conveying method for tunnel excavation earth by drawing belt conveyor |
| CN106081532A (en) * | 2016-08-02 | 2016-11-09 | 北京城建集团有限责任公司 | The high efficiency dregs induction system used for interim switching and construction method thereof |
| CN109083653A (en) * | 2018-08-12 | 2018-12-25 | 周莉 | A kind of marshalling locomotive |
| CN211811674U (en) * | 2019-12-26 | 2020-10-30 | 中铁工程装备集团有限公司 | Movable continuous belt conveyor for slag discharge of tunnel tunneling equipment |
| CN212716645U (en) * | 2020-08-04 | 2021-03-16 | 中国铁建重工集团股份有限公司 | Belt conveyor continuous slag discharging equipment for tunnel construction by drilling and blasting method |
| CN213775382U (en) * | 2020-09-07 | 2021-07-23 | 辽宁三三工业有限公司 | Split starting belt conveyor of shield machine |
| CN213419100U (en) * | 2020-09-11 | 2021-06-11 | 中铁十八局集团有限公司 | Shield split starting bridge trolley |
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Application publication date: 20211123 |
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