CN113047851A - Long-acting shield constructs high sealed shield tail sealing waterproof device - Google Patents
Long-acting shield constructs high sealed shield tail sealing waterproof device Download PDFInfo
- Publication number
- CN113047851A CN113047851A CN202110376128.8A CN202110376128A CN113047851A CN 113047851 A CN113047851 A CN 113047851A CN 202110376128 A CN202110376128 A CN 202110376128A CN 113047851 A CN113047851 A CN 113047851A
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- shield
- screw rod
- sealing
- fixedly connected
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- 238000007789 sealing Methods 0.000 title claims abstract description 57
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 31
- 239000010959 steel Substances 0.000 claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 5
- 230000007774 longterm Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 6
- 238000005457 optimization Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000004519 grease Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000005641 tunneling Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK 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
- E21D9/0635—Tail sealing means, e.g. used as end shuttering
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B33/00—Features common to bolt and nut
- F16B33/004—Sealing; Insulation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
- F16B39/04—Locking of screws, bolts or nuts in which the locking takes place after screwing down with a member penetrating the screw-threaded surface of at least one part, e.g. a pin, a wedge, cotter-pin, screw
- F16B39/06—Locking of screws, bolts or nuts in which the locking takes place after screwing down with a member penetrating the screw-threaded surface of at least one part, e.g. a pin, a wedge, cotter-pin, screw with a pin or staple parallel to the bolt axis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
- F16B39/10—Locking of screws, bolts or nuts in which the locking takes place after screwing down by a plate, spring, wire or ring immovable with regard to the bolt or object and mainly perpendicular to the axis of the bolt
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (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)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses a long-acting shield high-sealing shield tail sealing waterproof device which comprises a shield machine body, wherein a sealing ring is fixedly connected to the front side of the shield machine body, a steel wire brush is fixedly connected to the inner side of the sealing ring, one side, far away from the sealing ring, of the steel wire brush is in contact with the surface of the shield machine body, connecting frames are fixedly connected to the left side and the right side of the sealing ring, and a screw rod is arranged on the outer side of each connecting frame. According to the invention, the screw rod is enabled to move in the connecting frame through threads by rotating the screw rod, and the screw rod drives the positioning frame to move in the moving process so as to enable the inner side of the positioning frame to be in contact with the surface of the steel wire brush, thereby achieving the effect of positioning the steel wire brush, and solving the problems that the existing shield machine does not have the effect of limiting and guiding the shield tail brush, and the shield tail brush is easy to deform under the influence of pressure generated when the shield tail brush is extruded and rubbed for a long time, so that the contact area between the shield tail brush and the shield machine is reduced, and the long-acting sealing use requirement cannot be met.
Description
Technical Field
The invention relates to the technical field of shield tunneling machines, in particular to a long-acting shield high-sealing shield tail sealing waterproof device.
Background
The shield machine is a tunnel boring machine using a shield method, the shield method is a tunnel supporting segment constructed while the boring machine is boring, and the shield machine is generally classified into a hand-boring shield, a squeezing shield, a semi-mechanical shield, a chest-opening cutting shield, an air pressure shield, a slurry pressure shield, an earth pressure balance shield and the like according to the working principle.
The shield tail brush is a brush-shaped sealing element of a shield machine, and is installed at the rear end of the shield machine, a certain amount of viscous grease filler is injected between the shield tail brushes, so that sealing can be realized between the shield machine and a duct piece, but the existing shield machine does not have the effect of limiting and guiding the shield tail brush, and the shield tail brush is easy to deform under the influence of pressure generated when the shield tail brush is subjected to extrusion friction for a long time, so that the contact area between the shield tail brush and the shield machine is reduced, and the long-acting sealing use requirement cannot be met.
Disclosure of Invention
In order to solve the problems in the background art, the invention aims to provide a long-acting shield high-sealing shield tail sealing waterproof device which has the advantage of improving the sealing stability and solves the problems that the existing shield machine does not have the effect of limiting and guiding a shield tail brush, and the shield tail brush is easy to deform under the influence of pressure generated when the shield tail brush is extruded and rubbed for a long time, so that the contact area between the shield tail brush and the shield machine is reduced, and the long-acting sealing use requirement cannot be met.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a long-term shield constructs high sealed shield tail sealing waterproof device, includes the shield structure machine body, the positive fixedly connected with sealing ring of shield structure machine body, the inboard fixedly connected with steel brush of sealing ring, the steel brush is kept away from one side of sealing ring and the surface contact of shield structure machine body, the left side and the equal fixedly connected with connection box in right side of sealing ring, the outside of connection box is provided with the screw rod, the one end that the screw rod is close to the sealing ring runs through to the inboard of sealing ring and has the locating frame through bearing swing joint, the inboard of locating frame and the surface contact of steel brush, the surface cover of screw rod is equipped with the runner that is located the connection box outside, the surface of screw rod is provided with stop gear, the outside of connection box is provided.
Preferably, a bracket sleeved on the surface of the screw is fixedly connected to the outer side of the connecting frame, the bracket is in threaded connection with the screw, and the bracket is located on the inner side of the rotating wheel.
Preferably, the limiting mechanism comprises a sleeve, the sleeve is fixedly connected to the outer side of the support and sleeved on the surface of the screw, sliding grooves are formed in the two sides of the sleeve and the two sides of the screw, sliding blocks located in the sliding grooves are fixedly connected to the front side and the rear side of the inner wall of the rotating wheel, and the sliding blocks are connected with the sliding grooves in a sliding mode.
Preferably, the protection mechanism comprises a protection cover, the protection cover is located on the outer side of the connecting frame, connecting blocks are fixedly connected to the top and the bottom of the outer side of the connecting frame, bolts are arranged on the outer side of the connecting blocks, one ends, close to the connecting blocks, of the bolts sequentially penetrate through the connecting blocks and the protection cover and extend into the protection cover, and the protection cover and the connecting blocks are in threaded connection with the bolts.
Preferably, the surface of the screw is fixedly connected with an extension ring positioned outside the rotating wheel, the inner side of the extension ring is fixedly connected with a pressure spring sleeved on the surface of the screw, and one side of the pressure spring, which is far away from the extension ring, is in contact with the surface of the rotating wheel.
Preferably, the inner end of the screw rod penetrates through the positioning frame and extends to the inner side of the positioning frame, and the left side and the right side of the surface of the screw rod are both in threaded connection with nuts positioned on two sides of the positioning frame.
Preferably, the top and the bottom of the positioning frame are both fixedly connected with arc-shaped plates, and the inner sides of the arc-shaped plates are in contact with the surface of the steel wire brush.
Preferably, the arc-shaped plate and the positioning frame are integrally formed, and the arc-shaped plate and the positioning frame are made of wear-resistant materials.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the screw rod is enabled to move in the connecting frame through threads by rotating the screw rod, and the screw rod drives the positioning frame to move in the moving process so as to enable the inner side of the positioning frame to be in contact with the surface of the steel wire brush, thereby achieving the effect of positioning the steel wire brush, and solving the problems that the existing shield machine does not have the effect of limiting and guiding the shield tail brush, and the shield tail brush is easy to deform under the influence of pressure generated when the shield tail brush is extruded and rubbed for a long time, so that the contact area between the shield tail brush and the shield machine is reduced, and the long-acting sealing use requirement cannot be met.
2. According to the invention, the support is arranged, so that the screw rod can be supported, the contact area between the screw rod and the connecting frame can be increased, and the stability of the screw rod during movement is increased.
3. According to the invention, the limiting mechanism is arranged, so that the adjusted screw can be limited, and the situation that the positioning frame is separated from the steel wire brush due to the fact that the screw is loosened due to vibration is avoided.
4. According to the invention, by arranging the protection mechanism, the structure on the outer side of the connecting frame can be shielded, and the structure on the outer side of the connecting frame is prevented from being impacted.
5. The extension ring and the pressure spring are arranged, so that the rotating wheel can be supported, and the rotating wheel is prevented from displacing after the limiting is finished.
6. According to the invention, by arranging the nut, the contact area between the screw and the positioning frame can be increased, and the looseness of the connection part between the positioning frame and the screw due to repeated pushing and pulling is avoided.
7. The arc-shaped plate is arranged, so that the steel wire brush can be guided, the steel wire brush is convenient to contact with the positioning frame, and the steel wire brush is prevented from dry collision with the positioning frame.
8. According to the invention, the positioning frame and the arc-shaped plate are integrally manufactured by the wear-resistant material, so that the production difficulty can be reduced, and meanwhile, the abrasion generated in friction can be reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of a front view structure of the present invention;
FIG. 3 is a schematic front view of a partial structure of the present invention;
FIG. 4 is a schematic sectional front view of a partial structure of the present invention;
FIG. 5 is a schematic left side sectional view of a partial structure of the present invention;
FIG. 6 is a perspective view of a portion of the present invention;
FIG. 7 is an enlarged view of the structure at A in FIG. 2 according to the present invention.
In the figure: 1. a shield tunneling machine body; 2. a seal ring; 3. a wire brush; 4. a connecting frame; 5. a screw; 6. a positioning frame; 7. a rotating wheel; 8. a limiting mechanism; 801. a sleeve; 802. a chute; 803. a slider; 9. a protection mechanism; 901. a protective cover; 902. connecting blocks; 903. a bolt; 10. a support; 11. an extension ring; 12. a pressure spring; 13. a nut; 14. an arc-shaped plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 7, the long-acting shield high-sealing shield tail sealing waterproof device provided by the invention comprises a shield machine body 1, wherein a sealing ring 2 is fixedly connected to the front surface of the shield machine body 1, a steel wire brush 3 is fixedly connected to the inner side of the sealing ring 2, one side, far away from the sealing ring 2, of the steel wire brush 3 is in contact with the surface of the shield machine body 1, a connecting frame 4 is fixedly connected to the left side and the right side of the sealing ring 2, a screw rod 5 is arranged on the outer side of the connecting frame 4, one end, close to the sealing ring 2, of the screw rod 5 penetrates through the inner side of the sealing ring 2 and is movably connected with a positioning frame 6 through a bearing, the inner side of the positioning frame 6 is in contact with the surface of the steel wire brush 3, a rotating wheel 7 positioned on the outer side of the connecting frame.
Referring to fig. 4, a bracket 10 sleeved on the surface of the screw 5 is fixedly connected to the outer side of the connecting frame 4, the bracket 10 is in threaded connection with the screw 5, and the bracket 10 is located on the inner side of the rotating wheel 7.
As a technical optimization scheme of the present invention, the support 10 is provided to support the screw 5, so that the contact area between the screw 5 and the connection frame 4 can be increased, and the stability of the screw 5 during movement can be increased.
Referring to fig. 5, the limiting mechanism 8 includes a sleeve 801, the sleeve 801 is fixedly connected to the outer side of the bracket 10 and sleeved on the surface of the screw 5, sliding grooves 802 are respectively formed on both sides of the sleeve 801 and the screw 5, sliding blocks 803 located inside the sliding grooves 802 are fixedly connected to both the front side and the rear side of the inner wall of the rotating wheel 7, and the sliding blocks 803 are slidably connected to the sliding grooves 802.
As a technical optimization scheme of the invention, the limit mechanism 8 is arranged, so that the adjusted screw 5 can be limited, and the situation that the positioning frame 6 is separated from the steel wire brush 3 due to the fact that the screw 5 is loosened due to vibration is avoided.
Referring to fig. 6, the protection mechanism 9 includes a protection cover 901, the protection cover 901 is located on the outer side of the connection frame 4, the top and the bottom of the outer side of the connection frame 4 are both fixedly connected with a connection block 902, a bolt 903 is arranged on the outer side of the connection block 902, one end of the bolt 903 close to the connection block 902 sequentially penetrates through the connection block 902 and the protection cover 901 and extends to the inside of the protection cover 901, and the protection cover 901 and the connection block 902 are both in threaded connection with the bolt 903.
As a technical optimization scheme of the invention, the structure on the outer side of the connecting frame 4 can be shielded by arranging the protection mechanism 9, so that the structure on the outer side of the connecting frame 4 is prevented from being impacted.
Referring to fig. 7, an extension ring 11 located outside the rotating wheel 7 is fixedly connected to the surface of the screw 5, a compression spring 12 sleeved on the surface of the screw 5 is fixedly connected to the inner side of the extension ring 11, and one side of the compression spring 12 away from the extension ring 11 is in contact with the surface of the rotating wheel 7.
As a technical optimization scheme of the invention, the extension ring 11 and the pressure spring 12 are arranged, so that the rotating wheel 7 can be supported, and the rotating wheel 7 is prevented from displacing after the limiting is finished.
Referring to fig. 3, the inner end of the screw 5 penetrates through the positioning frame 6 and extends to the inner side of the positioning frame 6, and the left side and the right side of the surface of the screw 5 are both connected with nuts 13 located at the two sides of the positioning frame 6 in a threaded manner.
As a technical optimization scheme of the invention, by arranging the nut 13, the contact area between the screw rod 5 and the positioning frame 6 can be increased, and the looseness of the connection part between the positioning frame 6 and the screw rod 5 caused by repeated pushing and pulling is avoided.
Referring to fig. 2, the top and bottom of the positioning frame 6 are fixedly connected with arc plates 14, and the inner sides of the arc plates 14 are in contact with the surface of the wire brush 3.
As a technical optimization scheme of the invention, the arc-shaped plate 14 is arranged, so that the steel wire brush 3 can be guided, the steel wire brush 3 is convenient to contact with the positioning frame 6, and the dry collision between the steel wire brush 3 and the positioning frame 6 is prevented.
Referring to fig. 1, the arc plate 14 and the positioning frame 6 are integrally formed, and the arc plate 14 and the positioning frame 6 are made of wear-resistant materials.
As a technical optimization scheme of the invention, the positioning frame 6 and the arc-shaped plate 14 are integrally manufactured by wear-resistant materials, so that the production difficulty can be reduced, and meanwhile, the abrasion generated in friction can be reduced.
The working principle and the using process of the invention are as follows: when the device is used, a user installs the sealing ring 2 and the steel wire brush 3 on the outer side of the shield machine body 1, a certain amount of viscous grease filler is injected between the steel wire brush 3 and the shield machine body 1, then the user pulls the rotating wheel 7 to the outer side, the rotating wheel 7 slides on the outer side of the sliding groove 802 and completely moves to the inner part of the screw rod 5, then the screw rod 5 is rotated to enable the screw rod 5 to move in the connecting frame 4 through threads, the screw rod 5 drives the positioning frame 6 to move in the moving process to enable the inner side of the positioning frame 6 to be in contact with the surface of the steel wire brush 3, so that the effect of positioning the steel wire brush 3 is achieved, when the positioning frame 6 is adjusted and the sleeve 801 is aligned with the sliding groove 802 on the surface of the screw rod 5 again, the rotating wheel 7 is loosened, the pressure spring 12 releases deformation force to push the rotating wheel 7 to reset, so that, thereby reach and avoid screw rod 5 to appear the phenomenon of gyration, then the user installs protection casing 901 through bolt 903, can avoid outside dust to glue on the surface of protection casing 901 inner structure.
In summary, the following steps: this long-term shield constructs high sealed shield tail sealing waterproof device, make screw rod 5 pass through the screw thread through rotatory screw rod 5 and remove in the inside of splice frame 4, screw rod 5 drives 6 inboard and the steel brush 3's that make the locating frame 6 surface contact of moving in-process, thereby reach the effect of fixing a position to steel brush 3, it does not possess the effect of carrying out spacing direction to the shield tail brush to have solved current shield structure machine, the shield tail brush produces pressure's influence and appears warping easily when receiving extrusion friction for a long time, lead to the area of contact between shield tail brush and the shield structure machine to descend, can't satisfy the problem of long-term sealed user demand.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a long-term shield constructs high sealed shield tail sealing waterproof device, includes shield constructs quick-witted body (1), its characterized in that: the front surface of the shield machine body (1) is fixedly connected with a sealing ring (2), the inner side of the sealing ring (2) is fixedly connected with a steel wire brush (3), one side of the steel wire brush (3) far away from the sealing ring (2) is contacted with the surface of the shield machine body (1), the left side and the right side of the sealing ring (2) are both fixedly connected with a connecting frame (4), a screw rod (5) is arranged on the outer side of the connecting frame (4), one end of the screw rod (5) close to the sealing ring (2) penetrates through the inner side of the sealing ring (2) and is movably connected with a positioning frame (6) through a bearing, the inner side of the positioning frame (6) is contacted with the surface of the steel wire brush (3), the surface of the screw rod (5) is sleeved with a rotating wheel (7) positioned at the outer side of the connecting frame (4), the surface of the screw rod (5) is provided with a limiting mechanism (8), and the outer side of the connecting frame (4) is provided with a protection mechanism (9).
2. The long-acting shield high-sealing shield tail sealing waterproof device according to claim 1, characterized in that: the outer side of the connecting frame (4) is fixedly connected with a support (10) which is sleeved on the surface of the screw rod (5), the support (10) is in threaded connection with the screw rod (5), and the support (10) is located on the inner side of the rotating wheel (7).
3. The long-acting shield high-sealing shield tail sealing waterproof device according to claim 2, characterized in that: stop gear (8) include sleeve pipe (801), sleeve pipe (801) fixed connection is in the outside of support (10) and the cover is established on the surface of screw rod (5), spout (802) have all been seted up to sleeve pipe (801) and the both sides of screw rod (5), the equal fixedly connected with in front side and the rear side of runner (7) inner wall is located inside slider (803) of spout (802), slider (803) and spout (802) sliding connection.
4. The long-acting shield high-sealing shield tail sealing waterproof device according to claim 1, characterized in that: the protection mechanism (9) comprises a protection cover (901), the protection cover (901) is located on the outer side of the connecting frame (4), the top and the bottom of the outer side of the connecting frame (4) are fixedly connected with connecting blocks (902), bolts (903) are arranged on the outer side of the connecting blocks (902), one ends, close to the connecting blocks (902), of the bolts (903) sequentially penetrate through the connecting blocks (902) and the protection cover (901) and extend to the inside of the protection cover (901), and the protection cover (901) and the connecting blocks (902) are both in threaded connection with the bolts (903).
5. The long-acting shield high-sealing shield tail sealing waterproof device according to claim 1, characterized in that: the surface fixed connection of screw rod (5) has extension ring (11) that are located runner (7) outside, the inboard fixedly connected with cover of extending ring (11) is established pressure spring (12) on screw rod (5) surface, the surface contact of one side and runner (7) of extending ring (11) is kept away from in pressure spring (12).
6. The long-acting shield high-sealing shield tail sealing waterproof device according to claim 1, characterized in that: the inner end of the screw rod (5) penetrates through the positioning frame (6) and extends to the inner side of the positioning frame (6), and the left side and the right side of the surface of the screw rod (5) are connected with screw caps (13) located on two sides of the positioning frame (6) in a threaded mode.
7. The long-acting shield high-sealing shield tail sealing waterproof device according to claim 1, characterized in that: the top and the bottom of the positioning frame (6) are fixedly connected with arc-shaped plates (14), and the inner sides of the arc-shaped plates (14) are in contact with the surface of the steel wire brush (3).
8. The long-acting shield high-sealing shield tail sealing waterproof device according to claim 7, characterized in that: the arc-shaped plate (14) and the positioning frame (6) are manufactured in an integrated mode, and the arc-shaped plate (14) and the positioning frame (6) are made of wear-resistant materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110376128.8A CN113047851B (en) | 2021-04-08 | 2021-04-08 | High sealed shield tail sealing waterproof device of long-acting shield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110376128.8A CN113047851B (en) | 2021-04-08 | 2021-04-08 | High sealed shield tail sealing waterproof device of long-acting shield |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113047851A true CN113047851A (en) | 2021-06-29 |
| CN113047851B CN113047851B (en) | 2024-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110376128.8A Active CN113047851B (en) | 2021-04-08 | 2021-04-08 | High sealed shield tail sealing waterproof device of long-acting shield |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105134222A (en) * | 2015-08-19 | 2015-12-09 | 武汉船用机械有限责任公司 | Water stopping device for shield tunneling machines |
| CN205445616U (en) * | 2015-12-29 | 2016-08-10 | 昆山众备机械设备有限公司 | Compound seal shield ventral brush |
| CN206707743U (en) * | 2017-05-16 | 2017-12-05 | 中铁四局集团第四工程有限公司 | It is a kind of to strengthen shield launching and the portal sealing device of reception |
| CN206957721U (en) * | 2017-07-13 | 2018-02-02 | 重庆交通建设(集团)有限责任公司 | A kind of combined type TBM tail sealing device of shield |
| CN210769901U (en) * | 2019-11-05 | 2020-06-16 | 安徽安凯汽车股份有限公司 | Universal shaft protection cover |
| CN211008650U (en) * | 2019-12-04 | 2020-07-14 | 中南山河股份有限公司 | Shield machine with tail outer brush |
| CN212563243U (en) * | 2020-07-06 | 2021-02-19 | 牡丹江鑫盾机械配件有限公司 | Quick detach formula shield tail brush convenient to change brush hair |
-
2021
- 2021-04-08 CN CN202110376128.8A patent/CN113047851B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105134222A (en) * | 2015-08-19 | 2015-12-09 | 武汉船用机械有限责任公司 | Water stopping device for shield tunneling machines |
| CN205445616U (en) * | 2015-12-29 | 2016-08-10 | 昆山众备机械设备有限公司 | Compound seal shield ventral brush |
| CN206707743U (en) * | 2017-05-16 | 2017-12-05 | 中铁四局集团第四工程有限公司 | It is a kind of to strengthen shield launching and the portal sealing device of reception |
| CN206957721U (en) * | 2017-07-13 | 2018-02-02 | 重庆交通建设(集团)有限责任公司 | A kind of combined type TBM tail sealing device of shield |
| CN210769901U (en) * | 2019-11-05 | 2020-06-16 | 安徽安凯汽车股份有限公司 | Universal shaft protection cover |
| CN211008650U (en) * | 2019-12-04 | 2020-07-14 | 中南山河股份有限公司 | Shield machine with tail outer brush |
| CN212563243U (en) * | 2020-07-06 | 2021-02-19 | 牡丹江鑫盾机械配件有限公司 | Quick detach formula shield tail brush convenient to change brush hair |
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| CN113047851B (en) | 2024-03-01 |
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