CN105275474A - Shield tail brush and quick-disassembly shield tail sealing device - Google Patents
Shield tail brush and quick-disassembly shield tail sealing device Download PDFInfo
- Publication number
- CN105275474A CN105275474A CN201510678032.1A CN201510678032A CN105275474A CN 105275474 A CN105275474 A CN 105275474A CN 201510678032 A CN201510678032 A CN 201510678032A CN 105275474 A CN105275474 A CN 105275474A
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- China
- Prior art keywords
- shield
- pedestal
- shield tail
- brush
- ventral brush
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- 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.)
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- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses a shield tail brush and a quick-disassembly shield tail sealing device. The shield tail brush comprises a shield tail brush body and a shield tail brush mounting base. The shield tail brush body comprises a substrate, a first guard plate and a second guard plate. The lower part of the outer side of the substrate is provided with a longitudinal open slot. The bottom of the first guard plate and the bottom of the second guard plate are respectively connected with the front inner wall and the rear inner wall of the substrate. A partition is arranged between every two adjacent brush wire layers. The shield tail brush mounting base comprises a base body and reinforcing ribs. The substrate is arranged inside the base body, and the reinforcing ribs are detachably embedded into the longitudinal open slot. The quick-disassembly shield tail sealing device comprises a shield tail shell, a support ring is arranged on the inner wall of the shield tail shell, multiple base bodies are arranged on the support ring, and a substrate is arranged inside each base body. The shield tail brush provided by the invention has a simple and reliable structure, can be installed and dissembled quickly, and is convenient to use. The quick-disassembly shield tail sealing device provided by the invention also has the advantages of simple reliable structure, quick shield tail brush installation and disassembly, and convenient use.
Description
Technical field
The present invention relates to shield machine construction technical field, particularly relate to a kind of shield ventral brush and fast disassembly type tail sealing device of shield.
Background technology
Use shield machine driving technology to carry out the advanced method of Urban Metro Construction for subway work main flow, balancing earth-pressure shielding machine is constructed, and existing tail sealing device of shield is made up of three road tail sealing brushes and two oil pockets.Shield machine is in tunneling process, and the elastic steel sheet of tail sealing brush, steel wire should keep the state mutually extruded all the time with the section of jurisdiction by concrete lining, the grease chamber that formation two is airtight thus; Inject after grease to grease chamber, just can form one closely knit grease collar and be close to section of jurisdiction external surface, thus close the space between shield shell and section of jurisdiction, form the plug of sealing pressurize, the object of grouting when are in the milk in sealing, section of jurisdiction and Dong Bi gap when reaching driving.But tail sealing has the following disadvantages in prior art:
(1) former tail sealing brush mounting means is welding of evenly arranging along tail shield inwall 360 ° of hoops, and because shield ventral brush quantity is large, generally at about 300, adopting welding manner to install wastes time and energy, and efficiency is low;
(2) often worked a bid section, shield ventral brush all need be excluded and again weld; In tunneling construction, the shield ventral brush damaged as changed, need move into tunnel welding equipment, very inconvenience, and execution conditions are severe, length consuming time.
Summary of the invention
The technical problem to be solved in the present invention is, for the above-mentioned defect of tail sealing brush in prior art, there is provided a kind of simple and reliable for structure, can Fast Installation and dismounting, shield ventral brush easy to use, present invention also offers a kind of fast disassembly type tail sealing device of shield comprising this shield ventral brush.
The present invention solves the problems of the technologies described above, and its technical scheme adopted is as follows:
A kind of shield ventral brush, comprises shield ventral brush body and shield ventral brush mount pad;
Shield ventral brush body comprises pedestal, the first backplate and the second backplate, and the outer lower portion of pedestal is provided with at least one longitudinal opening groove; The bottom of the first backplate is connected with rear side inwall with the front inner wall of pedestal respectively with the bottom of the second backplate, and base interior is provided with multiple brush silk layer, and is equipped with dividing plate between adjacent two described brush silk layers; Dividing plate is between the first backplate and the second backplate;
Shield ventral brush mount pad comprises pedestal, and pedestal inside be provided with multiple respectively with longitudinal opening groove reinforcing rib one to one;
Pedestal is placed in pedestal inside, and reinforcing rib is detachably embedded in longitudinal opening groove.
In shield ventral brush of the present invention, shield ventral brush body comprises pedestal, the first backplate and the second backplate, and the outer lower portion of pedestal is provided with at least one longitudinal opening groove; Shield ventral brush mount pad comprises pedestal, and pedestal inside be provided with multiple respectively with longitudinal opening groove reinforcing rib one to one; Pedestal is placed in pedestal inside, and reinforcing rib is detachably embedded in longitudinal opening groove, such design not only contributes to the structure simplifying described shield ventral brush, the structure of described shield ventral brush is made to become more reliable, and because reinforcing rib is detachably embedded in longitudinal opening groove, without the need to installing shield ventral brush body by welding manner, facilitate the installation and removal of shield ventral brush body and shield ventral brush mount pad, operating efficiency is high, time saving and energy saving; When changing shield ventral brush body, also without the need to whole shield ventral brush body is excluded and again welded, reduce the difficulty changing shield ventral brush body to a great extent, easy to use.In addition, the reinforcing rib that pedestal inside is arranged, not only facilitates the installation and removal of shield ventral brush body and shield ventral brush mount pad, avoids the pedestal when pedestal is arranged on pedestal inside and produces excessive deformation, contribute to the structural strength strengthening pedestal.
Dividing plate is equipped with between above-mentioned adjacent two brush silk layers, and dividing plate is between the first backplate and the second backplate, the setting of dividing plate not only contributes to the self-strength strengthening shield ventral brush body, and can also suppress and fix to avoid brush silk layer to brush silk in the course of the work to brush silk layer and spread out.
Improve as to the one of shield ventral brush of the present invention, between said base and pedestal, be also provided with multiple removable connector.The setting of this removable connector is beneficial to the bonding strength strengthened further between pedestal and pedestal, and can not strengthen the difficulty of dismounting, installation shield ventral brush body.
Improve as to the one of shield ventral brush of the present invention, said base outer surface is enclosed with seal.Being provided with of seal helps to strengthen the sealing performance that pedestal is installed with pedestal, is namely beneficial to the sealing performance of enhancing shield ventral brush body and the installation of shield ventral brush mount pad.
Improve as to the one of shield ventral brush of the present invention, above-mentioned pedestal inner surface is provided with reticulate pattern.This reticulate pattern and above-mentioned seal extrude the multi-stage sealed effect that can realize installing between pedestal and pedestal mutually, significantly improve the sealing performance of installing between shield ventral brush body and shield ventral brush mount pad.
Present invention also offers a kind of fast disassembly type tail sealing device of shield comprising above-mentioned shield ventral brush, comprise tail shield housing, above-mentioned tail shield inner walls is provided with at least one support ring, and this support ring is provided with multiple pedestal, and pedestal inside is provided with pedestal.
In fast disassembly type tail sealing device of shield of the present invention, support ring is mainly used in mounting body, and pedestal inside is provided with pedestal, such design makes to form grease chamber between adjacent two support rings, and make the structure of described fast disassembly type tail sealing device of shield more simple, reliable, what is more important, after pedestal is arranged on pedestal inside, adjacent two pedestal external surfaces are wrapped up in the seal established and can mutually be pushed against to block the gap existed between adjacent two pedestals, are conducive to the sealing performance strengthening described fast disassembly type tail sealing device of shield.In addition, because fast disassembly type tail sealing device of shield of the present invention comprises the shield ventral brush of said structure, thus described fast disassembly type tail sealing device of shield also have can Fast Installation and dismounting shield ventral brush, advantage easy to use.
Improve as to the one of fast disassembly type tail sealing device of shield of the present invention, multiple above-mentioned pedestal is evenly distributed on support ring along the circumferential inner wall of support ring.Multiple pedestal is uniformly distributed along the circumferential inner wall of support ring, contributes to the sealing performance strengthening described fast disassembly type tail sealing device of shield further, thus prevents the grease in grease chamber from oozing out.
In addition, in technical scheme of the present invention, to be allly not specifically noted, all by adopting the conventional means in this area to realize the technical program.
Therefore, the invention provides a kind of shield ventral brush and fast disassembly type tail sealing device of shield, wherein, this shield ventral brush simple and reliable for structure, can Fast Installation and dismounting, easy to use; This fast disassembly type tail sealing device of shield also have simple and reliable for structure, can Fast Installation and dismounting shield ventral brush, advantage easy to use.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is the explosive view of shield ventral brush in embodiment one;
Fig. 2 is the structural representation of shield ventral brush body;
Fig. 3 is the sectional view in A-A direction in Fig. 2;
Fig. 4 is the structural representation of shield ventral brush mount pad;
Fig. 5 is the structural representation of fast disassembly type tail sealing device of shield in embodiment two;
Fig. 6 is the partial enlarged drawing at B place in Fig. 5;
Fig. 7 is the schematic diagram that in embodiment two, fast disassembly type tail sealing device of shield coordinates with section of jurisdiction;
Fig. 8 is the partial enlarged drawing at C place in Fig. 7;
Now by as follows for the label declaration in accompanying drawing: 1 is pedestal, 2 is the first backplate, and 3 is the second backplate, 4 is longitudinal opening groove, and 5 is brush silk layer, and 6 is dividing plate, 7 is pedestal, 8 is reinforcing rib, and 9 is removable connector, and 10 is seal, 11 is tail shield housing, 12 is support ring, and 13 is grease chamber, and 14 is section of jurisdiction.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Embodiment one:
Present embodiments provide a kind of shield ventral brush, comprise shield ventral brush body and shield ventral brush mount pad.
As shown in Figures 2 and 3, above-mentioned shield ventral brush body comprises pedestal 1, first backplate 2 and the second backplate 3, and the outer lower portion of this pedestal 1 is provided with at least one longitudinal opening groove 4, and the outer surface of this pedestal 1 is enclosed with seal 10; The bottom of the first backplate 2 is connected with rear side inwall with the front inner wall of pedestal 1 respectively with the bottom of the second backplate 3, and pedestal 1 inside is provided with multiple brush silk layer 5, and between adjacent two brush silk layers 5, being equipped with dividing plate 6, dividing plate 6 is between the first backplate 2 and the second backplate 3; In the present embodiment, first backplate 2, second backplate 3 and dividing plate 6 all L-shaped, wherein, angle α is provided with between the vertical portion of the first backplate 2 and bending part, angle β is provided with between the vertical portion of the second backplate 3 and bending part, be provided with angle γ between the vertical portion of dividing plate 6 and bending part, and the span of angle α, β and γ is (95
o, 150
o), specifically can be 95
o, 100
o, 102
o, 105
o, 110
o, 123
o, 130
o, 135
o, 140
o, 145
o, 150
odeng, such design can make the first backplate 2, second backplate 3 and dividing plate 6 have more elasticity, is beneficial to be compressed by the brush silk in brush silk layer 5 and to be attached on section of jurisdiction 14, contributes to strengthening sealing effectiveness.
As shown in Figure 4, above-mentioned shield ventral brush mount pad comprises pedestal 7, and this pedestal 7 inner surface is provided with reticulate pattern, and this pedestal 7 inside be provided with multiple respectively with above-mentioned longitudinal opening groove 4 reinforcing rib 8 one to one.
As shown in Figure 1, it is inner that said base 1 is placed in pedestal 7, and reinforcing rib 8 is detachably embedded in longitudinal opening groove 4, and in addition, be also provided with multiple removable connector 9 between this pedestal 1 and pedestal 7, this removable connector 9 can be bolt.
In the present embodiment, above-mentioned first backplate 2, second backplate 3 and dividing plate 6 are spring steel steel plate, and brush silk layer 5 is steel wire floor.
Embodiment two:
Present embodiments provide a kind of fast disassembly type tail sealing device of shield comprising shield ventral brush in embodiment, as shown in Figure 5 and Figure 6, comprise tail shield housing 11, this tail shield housing 11 inwall is provided with at least one support ring 12, and multiple above-mentioned pedestal 7 is evenly distributed on this support ring 12 along the circumferential inner wall of support ring 12, and pedestal 7 inside is provided with said base 1.
Shield machine is in tunneling process, as shown in Figure 7 and Figure 8, brush silk layer 5, first backplate 2 of above-mentioned shield ventral brush body and the second backplate 3 keep the state mutually extruded all the time with section of jurisdiction 14, and form grease chamber 13 between adjacent two support rings 12, inject grease in this grease chamber 13 after, form one closely knit grease collar and be close to section of jurisdiction 14 external surface, thus the space closed between tail shield housing 11 and section of jurisdiction 14, form the plug of sealing pressurize, the object of grouting when are in the milk in sealing, section of jurisdiction and Dong Bi gap when reaching driving.
Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection domain that all should belong to claims of the present invention.
Claims (6)
1. a shield ventral brush, is characterized in that, comprises shield ventral brush body and shield ventral brush mount pad;
Described shield ventral brush body comprises pedestal (1), the first backplate (2) and the second backplate (3), and the outer lower portion of described pedestal (1) is provided with at least one longitudinal opening groove (4); The bottom of described first backplate (2) is connected with rear side inwall with the front inner wall of described pedestal (1) respectively with the bottom of the second backplate (3), and described pedestal (1) inside is provided with multiple brush silk layer (5), and between adjacent two described brush silk layers (5), be equipped with dividing plate (6); Described dividing plate (6) is positioned between the first backplate (2) and the second backplate (3);
Described shield ventral brush mount pad comprises pedestal (7), and described pedestal (7) inside be provided with multiple respectively with described longitudinal opening groove (4) reinforcing rib (8) one to one;
It is inner that described pedestal (1) is placed in described pedestal (7), and described reinforcing rib (8) is detachably embedded in longitudinal opening groove (4).
2. shield ventral brush according to claim 1, is characterized in that, is also provided with multiple removable connector (9) between described pedestal (1) and pedestal (7).
3. shield ventral brush according to claim 1, is characterized in that, described pedestal (1) outer surface is enclosed with seal (10).
4. shield ventral brush according to claim 1, is characterized in that, described pedestal (7) inner surface is provided with reticulate pattern.
5. one kind comprises the fast disassembly type tail sealing device of shield of shield ventral brush described in any one in claim 1 ~ 4, it is characterized in that, comprise tail shield housing (11), described tail shield housing (11) inwall is provided with at least one support ring (12), and described support ring (12) is provided with multiple described pedestal (7), and described pedestal (7) inside is provided with described pedestal (1).
6. fast disassembly type tail sealing device of shield according to claim 5, is characterized in that, multiple described pedestal (7) is evenly distributed on described support ring (12) along the circumferential inner wall of described support ring (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510678032.1A CN105275474B (en) | 2015-10-20 | 2015-10-20 | A kind of shield tail brush and fast disassembly type tail sealing device of shield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510678032.1A CN105275474B (en) | 2015-10-20 | 2015-10-20 | A kind of shield tail brush and fast disassembly type tail sealing device of shield |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105275474A true CN105275474A (en) | 2016-01-27 |
| CN105275474B CN105275474B (en) | 2018-05-11 |
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ID=55145206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510678032.1A Active CN105275474B (en) | 2015-10-20 | 2015-10-20 | A kind of shield tail brush and fast disassembly type tail sealing device of shield |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105275474B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105863680A (en) * | 2016-06-23 | 2016-08-17 | 重庆睿安特盾构技术股份有限公司 | Composite grouting stop mechanism and shield tunnel boring machine with same |
| CN110230498A (en) * | 2019-05-23 | 2019-09-13 | 廊坊辰兴机械有限公司 | A kind of fast disassembly type shield tail brush and tail sealing device of shield |
| CN110847920A (en) * | 2019-11-28 | 2020-02-28 | 中国铁建重工集团股份有限公司 | Shield constructs machine and shield tail mechanism thereof |
| CN112610228A (en) * | 2020-12-28 | 2021-04-06 | 中国建筑股份有限公司 | Quick replacement method for shield tail brush |
| CN112943276A (en) * | 2021-02-08 | 2021-06-11 | 中国铁建重工集团股份有限公司 | Dual-mode heading machine |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1534624A1 (en) * | 1966-10-11 | 1969-07-17 | Gruen & Bilfinger Ag | Shield tail seal for jacking shields |
| US4209268A (en) * | 1978-02-21 | 1980-06-24 | Ohbayashi-Gumi, Ltd. | Tail packing for a slurry pressurized shield |
| JPH058036B2 (en) * | 1985-01-31 | 1993-02-01 | Tachi S Co | |
| CN201436371U (en) * | 2009-07-08 | 2010-04-07 | 广东华隧建设股份有限公司 | A shield tail brush for a shield machine |
| CN202117677U (en) * | 2011-06-15 | 2012-01-18 | 江苏凯宫隧道机械有限公司 | Steel brush for sealing shield tail |
| EP2725190A2 (en) * | 2012-10-25 | 2014-04-30 | Lessmann GmbH | Device for fixing a sealing brush to of a tunnel drilling machine |
| CN203756176U (en) * | 2013-12-26 | 2014-08-06 | 江苏凯宫隧道机械有限公司 | Shield tail brush with slurry stop board |
| CN104790965A (en) * | 2015-04-30 | 2015-07-22 | 中铁工程装备集团有限公司 | Shield tunneling machine suitable for duct pieces of multiple specifications |
| CN205206827U (en) * | 2015-10-20 | 2016-05-04 | 徐工集团凯宫重工南京有限公司 | Shield ventral brush and quick detach formula shield tail sealing device |
-
2015
- 2015-10-20 CN CN201510678032.1A patent/CN105275474B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1534624A1 (en) * | 1966-10-11 | 1969-07-17 | Gruen & Bilfinger Ag | Shield tail seal for jacking shields |
| US4209268A (en) * | 1978-02-21 | 1980-06-24 | Ohbayashi-Gumi, Ltd. | Tail packing for a slurry pressurized shield |
| JPH058036B2 (en) * | 1985-01-31 | 1993-02-01 | Tachi S Co | |
| CN201436371U (en) * | 2009-07-08 | 2010-04-07 | 广东华隧建设股份有限公司 | A shield tail brush for a shield machine |
| CN202117677U (en) * | 2011-06-15 | 2012-01-18 | 江苏凯宫隧道机械有限公司 | Steel brush for sealing shield tail |
| EP2725190A2 (en) * | 2012-10-25 | 2014-04-30 | Lessmann GmbH | Device for fixing a sealing brush to of a tunnel drilling machine |
| CN203756176U (en) * | 2013-12-26 | 2014-08-06 | 江苏凯宫隧道机械有限公司 | Shield tail brush with slurry stop board |
| CN104790965A (en) * | 2015-04-30 | 2015-07-22 | 中铁工程装备集团有限公司 | Shield tunneling machine suitable for duct pieces of multiple specifications |
| CN205206827U (en) * | 2015-10-20 | 2016-05-04 | 徐工集团凯宫重工南京有限公司 | Shield ventral brush and quick detach formula shield tail sealing device |
Non-Patent Citations (2)
| Title |
|---|
| 何利民等: "《油气储运工程施工》", 31 March 2007 * |
| 唐开军: "《家具设计》", 31 July 2015 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105863680A (en) * | 2016-06-23 | 2016-08-17 | 重庆睿安特盾构技术股份有限公司 | Composite grouting stop mechanism and shield tunnel boring machine with same |
| CN110230498A (en) * | 2019-05-23 | 2019-09-13 | 廊坊辰兴机械有限公司 | A kind of fast disassembly type shield tail brush and tail sealing device of shield |
| CN110847920A (en) * | 2019-11-28 | 2020-02-28 | 中国铁建重工集团股份有限公司 | Shield constructs machine and shield tail mechanism thereof |
| CN110847920B (en) * | 2019-11-28 | 2022-06-14 | 中国铁建重工集团股份有限公司 | Shield constructs machine and shield tail mechanism thereof |
| CN112610228A (en) * | 2020-12-28 | 2021-04-06 | 中国建筑股份有限公司 | Quick replacement method for shield tail brush |
| CN112943276A (en) * | 2021-02-08 | 2021-06-11 | 中国铁建重工集团股份有限公司 | Dual-mode heading machine |
| CN112943276B (en) * | 2021-02-08 | 2022-04-29 | 中国铁建重工集团股份有限公司 | Dual-mode heading machine |
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| CN105275474B (en) | 2018-05-11 |
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