CN114109406A - Steel sleeve device suitable for shield machines with different diameters - Google Patents
Steel sleeve device suitable for shield machines with different diameters Download PDFInfo
- Publication number
- CN114109406A CN114109406A CN202111383788.5A CN202111383788A CN114109406A CN 114109406 A CN114109406 A CN 114109406A CN 202111383788 A CN202111383788 A CN 202111383788A CN 114109406 A CN114109406 A CN 114109406A
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- plate
- rod
- mounting shell
- fixedly connected
- supporting
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 33
- 239000010959 steel Substances 0.000 title claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 238000007789 sealing Methods 0.000 claims abstract description 28
- 238000009434 installation Methods 0.000 claims abstract description 19
- 238000001125 extrusion Methods 0.000 claims description 21
- 230000004888 barrier function Effects 0.000 claims description 6
- 238000007569 slipcasting Methods 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims 3
- 230000006978 adaptation Effects 0.000 claims 1
- 238000010030 laminating Methods 0.000 claims 1
- 239000002002 slurry Substances 0.000 abstract description 7
- 239000002699 waste material Substances 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 12
- 230000000903 blocking effect Effects 0.000 description 11
- 230000008569 process Effects 0.000 description 9
- 238000010276 construction Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 7
- 230000002596 correlated effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000005641 tunneling Effects 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
Images
Classifications
-
- 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
- E21D9/0642—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining the shield having means for additional processing at the front end
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
-
- 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
- E21D9/0607—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining the shield being provided with devices for lining the tunnel, e.g. shuttering
- E21D9/0609—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining the shield being provided with devices for lining the tunnel, e.g. shuttering with means for applying a continuous liner, e.g. sheets of plastics, between the main concrete lining and the rock
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a steel sleeve device suitable for shield machines with different diameters, which belongs to the technical field of tunnel shields and comprises a circular mounting shell, wherein the mounting shell consists of two semicircular arc-shaped plates, a sealing cover is arranged on the front side of the mounting shell, the sealing cover can seal the front side of the mounting shell, the upper end of the mounting shell is communicated with a grouting pipe, and a receiving mechanism for receiving the shield machines is arranged in the mounting shell; after the installation of the installation shell is completed, workers can adjust the size of the bearing space formed by the bearing plate through the thread adjusting rod, the installation shell is suitable for receiving different shield machines, steel sleeves with different sizes do not need to be manufactured, idle waste of resources is avoided, the adjusted size can be as close to the size of the shield machine as possible, the use of slurry is reduced, the resources are saved on one hand, and the labor amount of the workers is reduced on the other hand.
Description
Technical Field
The invention relates to the technical field of tunnel shields, in particular to a steel sleeve device suitable for shield machines with different diameters.
Background
In recent years, tunnels and underground spaces enter a big development era, the construction of underground space engineering in China is developed rapidly, and especially the unprecedented tide of urban rail transit construction is raised in cities. In the hot tide of urban rail transit construction in China, the shield method is more and more favored as a construction method with the advantages of small influence on the surrounding environment, high automation degree, quick tunneling, high tunneling quality, higher construction safety and the like; the shield machine is a special engineering machine for tunnel excavation and has the functions of excavating and cutting soil, conveying soil slag, assembling tunnel lining, measuring, guiding, correcting deviation and the like.
In the prior art, during shield construction, a shield machine is generally received by using a steel sleeve, the size of the steel sleeve cannot be changed, so that steel sleeves with multiple sizes need to be manufactured during production, the shield machine which is not frequently used is provided, the steel sleeves with different sizes are left unused for a long time, and resource waste is caused; the size of the steel sleeve is generally fixed and cannot be changed, so that the steel sleeve which has larger size deviation with the shield machine and does not conform to the size can be used, and only a large steel sleeve can be used, so that the mud quantity required to be injected is increased, on one hand, resources are wasted, and on the other hand, the labor capacity of workers is increased.
Based on the technical scheme, the invention designs the steel sleeve device suitable for shield machines with different diameters so as to solve the problem.
Disclosure of Invention
The invention aims to provide a steel sleeve device suitable for shield machines with different diameters, and aims to solve the problems that in the prior art, when shield construction is carried out, the shield machine is generally received by using a steel sleeve, the size of the steel sleeve cannot be changed, so that steel sleeves with multiple sizes need to be manufactured during production, the shield machine which is not frequently used is available, and the steel sleeves with different sizes are idle for a long time, so that resource waste is caused; the size of the steel sleeve is generally fixed and cannot be changed, so that the problem that the size deviation of the steel sleeve with the shield machine is large, the steel sleeve which does not conform to the size is not used, and only a large steel sleeve can be used, so that the mud quantity which needs to be injected is increased, resources are wasted, and the labor capacity of workers is increased is solved.
In order to achieve the purpose, the invention provides the following technical scheme: a steel sleeve device suitable for shield machines with different diameters comprises a mounting shell, wherein the mounting shell is circular and consists of two semicircular arc-shaped plates, a sealing cover is arranged on the front side of the mounting shell and can seal the front side of the mounting shell, a grouting pipe is communicated with the upper end of the mounting shell, a receiving mechanism used for receiving a shield machine is arranged inside the mounting shell, adjusting mechanisms used for adjusting the diameter of the receiving mechanism are arranged on two sides of the receiving mechanism, and a supporting mechanism used for supporting the receiving mechanism is arranged at the bottom of the receiving mechanism;
as a further scheme of the invention, the receiving mechanism comprises four expansion plates, the four expansion plates are fixedly connected inside the mounting shell at equal angles, the end parts of the four expansion plates are hinged with bearing plates consisting of two arc-shaped plates, the bearing plates are in a quarter-circle shape, the surfaces of the bearing plates are elastically connected with the surfaces of the expansion plates through first springs, the surfaces of the inner walls of the four bearing plates are respectively connected with elastic sealing layers in a sliding manner, the end parts of the grouting pipes penetrate through the mounting shell and then are communicated with the sealing layers, and the part of the grouting pipes between the sealing layers and the mounting shell is telescopic;
as a further scheme of the invention, the adjusting mechanism comprises four fixed blocks, the four fixed blocks are respectively and fixedly connected to the surfaces of the telescopic plates opposite to the two sides of the bearing plate, a pulling rod is fixedly connected between the fixed blocks, the two ends of the pulling rod can stretch, one side of the pulling rod, which is close to the mounting shell, is rotatably connected with a thread adjusting rod, and the thread adjusting rod extends to the outer side of the mounting shell and is in threaded connection with the mounting shell;
as a further scheme of the invention, the supporting mechanism comprises a telescopic first supporting plate, two ends of the first supporting plate are both fixedly connected to the surface of the telescopic plate, the first supporting plate is positioned below the bearing plate, two first supporting blocks are fixedly connected to the surface of the first supporting plate, and the upper ends of the first supporting blocks are arc-shaped;
as a further scheme of the invention, the surfaces of both sides of the installation shell are both in threaded connection with a threaded fastening rod, the end part of the threaded fastening rod is rotatably connected with a U-shaped fixed plate, the upper end of the fixed plate is both fixedly connected with a first pulling rope, the first pulling rope bypasses the expansion plate and is then fixedly connected with the upper end of the bearing plate, the upper end of the fixed plate is fixedly connected with a fastening block, the surface of the fastening block is elastically connected with an L-shaped trigger rod through a second spring, the bottom of the trigger rod is an inclined surface, and the fixed plate can act on the trigger rod when moving; one side, close to the pulling rod, of the bearing plate is elastically and slidably connected with a pulling belt through a third spring, the end of the pulling belt is fixedly connected with the middle position of the pulling rod, the pulling rod consists of multiple sections of short rods and can be pulled transversely, the surface of the fixed block is elastically and slidably connected with a blocking plate through a fourth spring, the blocking plate slides transversely and is attached to the surface of the pulling rod, the blocking plate blocks the pulling rod, a poking block is fixedly connected to the surface of the blocking plate, one side, close to the triggering rod, of the poking block is an inclined surface, and the poking block can be acted by the movement of the triggering rod;
as a further scheme of the invention, a groove is formed in the fixed plate, a plurality of support bars which are arranged at equal intervals are connected in the groove in a sliding manner, the support bars penetrate through the inner wall of one side of the fixed plate, which is close to the bearing plate, and extend to the outer side of the fixed plate, a sliding plate is connected in the groove in a sliding manner through a fifth spring in an elastic manner, the lower end of the sliding plate is in contact with the inner wall of the installation shell, a telescopic extrusion plate is fixedly connected at the upper end of the sliding plate, the extrusion plate is in contact with the bottoms of the support bars, an auxiliary rod is fixedly connected in the groove, the auxiliary rod is positioned at the upper end of the extrusion plate, a second pulling rope is fixedly connected at the upper end of the sliding plate, and the second pulling rope is fixedly connected with the upper end of the extrusion plate after bypassing the auxiliary rod;
as a further scheme of the invention, a triangular second support block is fixedly connected to the bottom of the first support block, a first sliding groove is formed in the surface of the second support block, a second sliding groove is formed in the bottom of the inner wall of the installation shell, a second support plate consisting of a plurality of plates connected end to end is jointly and slidably connected to the interior of the first sliding groove and the interior of the second sliding groove, the left end of the second support plate is hinged to the inner wall of the installation shell, an arc-shaped push plate is slidably connected to the inner wall of the second sliding groove, the push plate is elastically connected with the expansion plate through a sixth spring, the push plate is located on the right side of the second support plate, the right end of the push plate is bent upwards and extends to the outside of the fixed plate, and the fixed plate can act on the push plate when moving.
Compared with the prior art, the invention has the beneficial effects that:
1. after the installation of the installation shell is completed, workers can adjust the size of the bearing space formed by the bearing plate through the thread adjusting rod, the installation shell is suitable for receiving different shield machines, steel sleeves with different sizes do not need to be manufactured, idle waste of resources is avoided, the adjusted size can be as close to the size of the shield machine as possible, the use of slurry is reduced, the resources are saved on one hand, and the labor amount of the workers is reduced on the other hand.
2. When the screw thread adjusting rod is rotated for the second time, the screw thread adjusting rod can transversely pull the pulling rod, the pulling rod can drive the pulling belt to move together when moving, the pulling belt can pull the end part of the bearing plate to rotate outwards, the two ends of the bearing plate can be overturned outwards to a certain degree, the situation that the two ends of the bearing plate are bent inwards after being adjusted to influence the normal receiving of a shield machine is avoided, the bearing space formed by the adjusted bearing plate can be closest to the size of the shield machine, and the situation that the bearing space formed by the bearing plate is greatly different from the size of the shield machine, the mud required to be filled is increased, and waste is caused is avoided.
3. In the process of adjusting the threaded fastening rod, the bottom of the sliding plate slides and extends on the inner wall of the mounting shell under the action of the fifth spring, the distance of the inward movement of the fixing plate is positively correlated with the distance of the downward movement of the sliding plate, then in the process of adjusting the threaded adjusting rod for the second time, the bearing plate overturns outwards and extrudes the supporting bar, the supporting bar which is not supported by the extrusion plate is extruded into the groove, the supporting bar supported by the extrusion plate moves into the gap between the two bearing plates to provide supporting force for the sealing layer, so that the supporting force is provided for the sealing layer after the adjustment of the bearing plates, and the sealing layer is prevented from being extruded under the action of slurry, and the service life of the sealing layer is shortened.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the present invention after the sealing cover is totally hidden;
FIG. 3 is a schematic structural view of the connection relationship between the bearing plate, the fixing block and the pulling rod;
FIG. 4 is a schematic view of the structure at A in FIG. 3;
FIG. 5 is a schematic view of the connection between the adaptor plate and the pull strip of the present invention;
FIG. 6 is a schematic structural view of a fixing plate according to the present invention;
FIG. 7 is a schematic sectional view of a fixing plate according to the present invention;
FIG. 8 is a schematic structural view of the connection relationship between the second support block and the second support plate according to the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
the mounting structure comprises a mounting shell 1, a sealing cover 2, a grouting pipe 3, a telescopic plate 4, a bearing plate 5, a first spring 6, a sealing layer 7, a fixing block 8, a pulling rod 9, a threaded adjusting rod 10, a first supporting plate 11, a first supporting block 12, a threaded fastening rod 13, a fixing plate 14, a first pulling rope 15, a fastening block 16, a second spring 17, a trigger rod 18, a third spring 19, a pulling belt 20, a fourth spring 21, a blocking plate 22, a pulling block 23, a groove 24, a supporting bar 25, a fifth spring 26, a sliding plate 27, an extrusion plate 28, an auxiliary rod 29, a second pulling rope 30, a second supporting block 31, a first sliding chute 32, a second sliding chute 33, a second supporting plate 34, a pushing plate 35 and a sixth spring 36.
Detailed Description
Referring to fig. 1-8, the present invention provides a technical solution: a steel sleeve device suitable for shield machines with different diameters comprises a mounting shell 1, wherein the mounting shell 1 is circular, the mounting shell 1 consists of two semicircular arc-shaped plates, a sealing cover 2 is arranged on the front side of the mounting shell 1, the sealing cover 2 can seal the front side of the mounting shell 1, the upper end of the mounting shell 1 is communicated with a grouting pipe 3, a receiving mechanism used for receiving a shield machine is arranged inside the mounting shell 1, adjusting mechanisms for adjusting the diameter of the receiving mechanism are arranged on two sides of the receiving mechanism, and a supporting mechanism for supporting the receiving mechanism is arranged at the bottom of the receiving mechanism;
the receiving mechanism comprises four expansion plates 4, the four expansion plates 4 are fixedly connected inside the mounting shell 1 at equal angles, the end parts of the four expansion plates 4 are hinged with bearing plates 5 consisting of two arc-shaped plates, the bearing plates 5 are in a quarter-circle shape, the surfaces of the bearing plates 5 are elastically connected with the surfaces of the expansion plates 4 through first springs 6, the surfaces of the inner walls of the four bearing plates 5 are slidably connected with elastic sealing layers 7, the end parts of the grouting pipes 3 penetrate through the mounting shell 1 and then are communicated with the sealing layers 7, and the parts of the grouting pipes 3 between the sealing layers 7 and the mounting shell 1 are telescopic;
the adjusting mechanism comprises four fixing blocks 8, the four fixing blocks 8 are respectively and fixedly connected to the surfaces of the telescopic plates 4 opposite to the two sides of the bearing plate 5, a pulling rod 9 is fixedly connected between the fixing blocks 8, the two ends of the pulling rod 9 are telescopic, one side, close to the mounting shell 1, of the pulling rod 9 is rotatably connected with a threaded adjusting rod 10, and the threaded adjusting rod 10 extends to the outer side of the mounting shell 1 and is in threaded connection with the mounting shell 1;
the supporting mechanism comprises a telescopic first supporting plate 11, two ends of the first supporting plate 11 are fixedly connected to the surface of the telescopic plate 4, the first supporting plate 11 is positioned below the bearing plate 5, two first supporting blocks 12 are fixedly connected to the surface of the first supporting plate 11, and the upper ends of the first supporting blocks 12 are arc-shaped;
before the shield construction is finished, the cylinder sleeve needs to be installed, after the installation is finished, a worker can adjust the cylinder sleeve through the thread adjusting rod 10, in the adjusting process, in the rotating process of the thread adjusting rod 10, the thread adjusting rod 10 moves towards the outer side of the installation shell 1, the pulling rod 9 and the fixing block 8 move along with the thread adjusting rod, the expansion plate 4 contracts under the action of the pulling rod 9 and the fixing block 8, the four bearing plates 5 move along with the thread adjusting rod, the bearing space formed by the four bearing plates 5 is enlarged, the bearing space is suitable for different shield machines, steel sleeves with different sizes are not needed to be manufactured, idle waste of resources is avoided, the adjusted size can be as close to the size of the shield machine as possible, the use of slurry is facilitated, on the one hand, the resources are saved, on the other hand, the labor amount of the worker is reduced, and the sealing layer 7 can ensure that the inner walls of the bearing plates 5 are always kept sealed, when avoiding follow-up pouring into mud, mud can spill from the gap between the board 5 of accepting, and first backup pad 11 and first bracer 12 provide the holding power to the bottom of accepting board 5, avoid whole inside mud gravity of accepting board 5 to make the board 5 of accepting of bottom open, and mud can flow downwards, lead to not having mud in the inside top of the board 5 of accepting after solidifying, influence the normal receipt of shield structure machine, accomplish the back through slip casting pipe 3 and pour into mud wherein after the regulation.
In the adjusting process, the bearing plate 5 has a smaller diameter and the expanded curvature cannot be changed, so that two ends of the bearing plate 5 can be bent inwards, and the size of the bearing plate which is most suitable for receiving a shield machine cannot be adjusted, as a further scheme of the invention, the surfaces of two sides of the mounting shell 1 are both in threaded connection with a threaded fastening rod 13, the end part of the threaded fastening rod 13 is rotatably connected with a U-shaped fixing plate 14, the upper end of the fixing plate 14 is both fixedly connected with a first pulling rope 15, the first pulling rope 15 is fixedly connected with the upper end of the bearing plate 5 after bypassing the expansion plate 4, the upper end of the fixing block 8 is fixedly connected with a fastening block 16, the surface of the fastening block 16 is elastically connected with an L-shaped trigger rod 18 through a second spring 17, the bottom of the trigger rod 18 is an inclined plane, and the trigger rod 18 can act on the trigger rod 18 when the fixing plate 14 moves; one side, close to the pulling rod 9, of the bearing plate 5 is elastically and slidably connected with a pulling belt 20 through a third spring 19, the end portion of the pulling belt 20 is fixedly connected with the middle position of the pulling rod 9, the pulling rod 9 is composed of multiple sections of short rods, the pulling rod 9 can be pulled transversely, the surface of the fixed block 8 is elastically and slidably connected with a blocking plate 22 through a fourth spring 21, the blocking plate 22 slides transversely, the blocking plate 22 is attached to the surface of the pulling rod 9, the blocking plate 22 blocks the pulling rod 9, a poking block 23 is fixedly connected to the surface of the blocking plate 22, one side, close to the trigger rod 18, of the poking block 23 is an inclined plane, and the trigger rod 18 moves to act on the poking block 23; in the process of adjusting the threaded adjusting rod 10, the expansion plate 4 contracts, the distance between the bearing plates 5 on the two sides gradually increases, the pulling belt 20 slides on the surfaces of the bearing plates 5, after the adjustment of the threaded adjusting rod 10 is completed, a worker can adjust the threaded adjusting rod 13, the threaded fastening rod 13 rotates and moves towards the inside of the mounting shell 1, the fixing plate 14 moves along with the movement, the fixing plate 14 pulls the first pulling rope 15 to move, so that the bearing plates 5 in the middle position rotate upwards, then the fixing plate 14 extrudes the trigger rod 18, the trigger rod 18 moves towards one side close to the bearing plates 5, the second spring 17 is compressed, the trigger rod 18 acts on the toggle block 23, the toggle block 23 and the blocking plate 22 slide towards the front side under the action of the trigger rod 18, the toggle rod 9 is unblocked, then the fixing plate 14 limits the position of the fixing block 8, and prevents the fixing block 8 from moving in the subsequent adjusting process, lead to expansion plate 4 and accepting the board 5 to remove, thereby influence the accuracy of regulation, rotate screw thread adjusting lever 10 once more afterwards, screw thread adjusting lever 10 can be with pulling pole 9 horizontal pulling, pulling pole 9 removes and can drive and pull area 20 and remove together, the tip that pulling area 20 can stimulate accepting board 5 rotates to the outside, be favorable to making the both ends of accepting board 5 overturn the certain degree to the outside, avoid the both ends of accepting board 5 can inwards buckle after adjusting, influence the normal receipt of shield structure machine, and make the accepting space that the accepting board 5 after adjusting encloses can be close to the size of shield structure machine most, it is great to avoid causing accepting space that accepting board 5 formed to differ with the shield structure machine size, lead to the mud that needs to fill increases, cause the waste.
In the adjusting process, the gap between the bearing plates 5 on the two sides is large, which can cause the sealing layer 7 to be extruded outwards under the pressure of slurry, and affect the service life of the sealing layer 7, as a further scheme of the invention, a groove 24 is formed in the fixed plate 14, a plurality of support bars 25 arranged at equal intervals are connected in the groove 24 in a sliding manner, the support bars 25 penetrate through the inner wall of one side of the fixed plate 14 close to the bearing plates 5 and extend to the outer side of the fixed plate 14, a sliding plate 27 is connected in the groove 24 in an elastic sliding manner through a fifth spring 26, the lower end of the sliding plate 27 is in contact with the inner wall of the mounting shell 1, a telescopic extrusion plate 28 is fixedly connected to the upper end of the sliding plate 27, the extrusion plate 28 is in contact with the bottoms of the support bars 25, an auxiliary rod 29 is fixedly connected in the groove 24, the auxiliary rod 29 is located at the upper end of the extrusion plate 28, a second pull rope 30 is fixedly connected to the upper end of the extrusion plate 28 after bypassing the auxiliary rod 29; during the adjustment of the screw tightening rod 13, the fixed plate 14 will move towards the inside of the mounting housing 1, during the movement of the fixed plate 14, the bottom of the sliding plate 27 will slide on the inner wall of the mounting housing 1 under the action of the fifth spring 26, the bottom of the sliding plate 27 will move downwards during the sliding of the inner wall of the mounting housing 1, the distance that the fixed plate 14 moves towards the inside is positively correlated to the distance that the sliding plate 27 moves downwards, the sliding plate 27 moves downwards to pull the lower end of the extrusion plate 28, and the sliding plate 27 will drive the second pulling rope 30 to pull the upper end of the extrusion plate 28, so that the two ends of the extrusion plate 28 extend simultaneously, the extrusion plate 28 will provide a supporting force to the supporting bar 25, and then during the second adjustment of the screw tightening rod 10, the receiving plate 5 will turn towards the outside under the action of the pulling rod 9 and the pulling belt 20, during the turning of the receiving plate 5 towards the outside, the receiving plate 5 will squeeze the supporting bar 25, the supporting strips 25 which are not supported by the extrusion plates 28 can be extruded into the grooves 24, and the supporting strips 25 supported by the extrusion plates 28 can move into the gap between the two bearing plates 5 to provide supporting force for the sealing layer 7, so that the supporting force for the sealing layer 7 after the bearing plates 5 are adjusted is provided, and the sealing layer 7 is prevented from being extruded under the action of slurry, and the service life of the sealing layer 7 is shortened.
When the bearing plate 5 contains a large amount of slurry, the expansion plate 4 can be caused to contract, as a further scheme of the invention, the bottom of the first supporting plate 11 is fixedly connected with a triangular second supporting block 31, the surface of the second supporting block 31 is provided with a first sliding chute 32, the bottom of the inner wall of the mounting shell 1 is provided with a second sliding chute 33, the first sliding chute 32 and the second sliding chute 33 are internally and jointly and slidably connected with a second supporting plate 34 consisting of a plurality of plates connected end to end, the left end of the second supporting plate 34 is hinged with the inner wall of the mounting shell 1, the inner wall of the second sliding chute 33 is slidably connected with an arc-shaped pushing plate 35, the pushing plate 35 is elastically connected with the expansion plate 4 through a sixth spring 36, the pushing plate 35 is positioned on the right side of the second supporting plate 34, the right end of the pushing plate 35 is bent upwards and extends to the fixing plate 14, and the pushing plate 35 can be acted by the movement of the external fixing plate 14; in the process of adjusting, the shrink plate can contract, first backup pad 11 downstream and extension, second backup pad 34 can slide in first spout 32 and second spout 33, at the in-process that fixed plate 14 removed afterwards, fixed plate 14 removes the in-process that can act on slurcam 35 and removes, slurcam 35 left end can block second backup pad 34, second barrier plate 22 can form a plurality of triangles, be favorable to increasing first backup pad 11's holding power, avoid when accepting in the board 5 mud more, mud gravity can lead to first backup pad 11 downstream greatly, thereby lead to the shrink of expansion plate 4, influence the center of accepting the board 5 after adjusting, and then lead to the shield machine can not normally receive.
Claims (7)
1. The utility model provides an adaptation different diameters shield constructs machine steel sleeve device, includes installation shell (1), its characterized in that: the mounting shell (1) is circular and mounting shell (1) comprises two semicircular arc-shaped plates, the front side of mounting shell (1) is equipped with sealed lid (2), sealed lid (2) can be sealed with the front side of mounting shell (1), the upper end intercommunication of mounting shell (1) has slip casting pipe (3), the inside of mounting shell (1) is equipped with the receiving mechanism who is used for receiving the shield structure machine, the both sides of receiving mechanism all are equipped with the adjustment mechanism who adjusts receiving mechanism's diameter, receiving mechanism's bottom is equipped with the supporting mechanism who supports receiving mechanism.
2. The steel sleeve device suitable for shield machines with different diameters according to claim 1, wherein: receiving mechanism includes four expansion plates (4), four angle fixed connection such as expansion plate (4) is in the inside of installation shell (1), four the tip of expansion plate (4) all articulates has accepting board (5) that two arcs are constituteed, it is circular for the fourth to accept board (5), the surface of accepting board (5) is through the surface elastic connection of first spring (6) and expansion plate (4), four it all sliding connection elastic sealing layer (7) to accept board (5) inner wall surface, slip casting pipe (3) tip runs through installation shell (1) back and sealing layer (7) intercommunication, it is scalable that slip casting pipe (3) are in the part between sealing layer (7) and installation shell (1).
3. The steel sleeve device suitable for shield machines with different diameters as claimed in claim 2, wherein: adjustment mechanism includes four fixed block (8), four fixed block (8) respectively fixed connection be in it is relative to accept board (5) both sides the surface of expansion plate (4), fixedly connected with pulling rod (9) between fixed block (8), the both ends of pulling rod (9) are scalable, pulling rod (9) are close to installation shell (1) one side is rotated and is connected with screw thread adjusting rod (10), screw thread adjusting rod (10) extend to the installation shell (1) outside and with installation shell (1) threaded connection.
4. The steel sleeve device suitable for shield machines with different diameters as claimed in claim 2, wherein: the supporting mechanism comprises a first telescopic supporting plate (11), the two ends of the first supporting plate (11) are fixedly connected to the surface of the telescopic plate (4), the first supporting plate (11) is located below the bearing plate (5), two first supporting blocks (12) are fixedly connected to the surface of the first supporting plate (11), and the upper ends of the first supporting blocks (12) are arc-shaped.
5. The steel sleeve device suitable for shield machines with different diameters as claimed in claim 3, wherein: the surface of the two sides of the mounting shell (1) is in threaded connection with a threaded fastening rod (13), the end of the threaded fastening rod (13) is rotatably connected with a U-shaped fixing plate (14), the upper end of the fixing plate (14) is fixedly connected with a first pulling rope (15), the first pulling rope (15) bypasses the expansion plate (4) and then is fixedly connected with the upper end of the bearing plate (5), the upper end of the fixing block (8) is fixedly connected with a fastening block (16), the surface of the fastening block (16) is elastically connected with an L-shaped trigger rod (18) through a second spring (17), the bottom of the trigger rod (18) is an inclined plane, and the trigger rod (18) can be acted when the fixing plate (14) moves; accept board (5) and be close to pulling rod (9) one side all has pulling area (20) through third spring (19) elastic sliding connection, pulling area (20) tip and pulling rod (9) intermediate position fixed connection, pulling rod (9) comprise the multistage quarter butt and pulling rod (9) can transversely be spur, the surface of fixed block (8) has barrier plate (22) through fourth spring (21) elastic sliding connection, barrier plate (22) lateral sliding and barrier plate (22) with the surface laminating of pulling rod (9), barrier plate (22) will pull rod (9) stop, the fixed surface of barrier plate (22) is connected with stirring piece (23), the stirring piece (23) be the inclined plane near trigger bar (18) one side, and trigger bar (18) removal can act on stirring piece (23).
6. The steel sleeve device suitable for shield machines with different diameters as claimed in claim 5, wherein: the fixing plate (14) is internally provided with a groove (24), the groove (24) is internally and slidably connected with a plurality of support bars (25) which are arranged at equal intervals, the support bars (25) penetrate through the fixing plate (14) to be close to the inner wall of one side of the bearing plate (5) and extend to the outer side of the fixing plate (14), the groove (24) is internally and elastically and slidably connected with a sliding plate (27) through a fifth spring (26), the lower end of the sliding plate (27) is in contact with the inner wall of the mounting shell (1), the upper end of the sliding plate (27) is fixedly connected with a telescopic extrusion plate (28), the extrusion plate (28) is in contact with the bottom of the support bars (25), the groove (24) is internally and fixedly connected with an auxiliary rod (29), the auxiliary rod (29) is positioned at the upper end of the extrusion plate (28), and the upper end of the sliding plate (27) is fixedly connected with a second pulling rope (30), the second pulling rope (30) bypasses the auxiliary rod (29) and is fixedly connected with the upper end of the extrusion plate (28).
7. The steel sleeve device suitable for shield machines with different diameters as claimed in claim 4, wherein: the bottom of the first supporting plate (11) is fixedly connected with a triangular second supporting block (31), a first sliding groove (32) is formed in the surface of the second supporting block (31), a second sliding groove (33) is formed in the bottom of the inner wall of the mounting shell (1), a second supporting plate (34) consisting of a plurality of plates which are connected end to end is connected in a sliding mode inside the first sliding groove (32) and the second sliding groove (33), the left end of the second supporting plate (34) is hinged to the inner wall of the mounting shell (1), an arc-shaped pushing plate (35) is connected in a sliding mode on the inner wall of the second sliding groove (33), the pushing plate (35) is elastically connected with the expansion plate (4) through a sixth spring (36), the pushing plate (35) is located on the right side of the second supporting plate (34), and the right end of the pushing plate (35) is bent upwards and extends to the fixed plate (14) to be external, the movement of the fixed plate (14) acts to push the plate (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111383788.5A CN114109406A (en) | 2021-11-22 | 2021-11-22 | Steel sleeve device suitable for shield machines with different diameters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111383788.5A CN114109406A (en) | 2021-11-22 | 2021-11-22 | Steel sleeve device suitable for shield machines with different diameters |
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| Publication Number | Publication Date |
|---|---|
| CN114109406A true CN114109406A (en) | 2022-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111383788.5A Pending CN114109406A (en) | 2021-11-22 | 2021-11-22 | Steel sleeve device suitable for shield machines with different diameters |
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| Country | Link |
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| CN (1) | CN114109406A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024016533A1 (en) * | 2022-07-19 | 2024-01-25 | 中国路桥工程有限责任公司 | General steel sleeve structure of multi-specification shield machine and use method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106285693A (en) * | 2016-08-31 | 2017-01-04 | 中铁十六局集团北京轨道交通工程建设有限公司 | A kind of shield steel bushing airtight reception construction method |
| CN108678757A (en) * | 2018-05-10 | 2018-10-19 | 淮安市中球盾构技术服务有限公司 | Shield machine thread-changing method of reseptance based on steel bushing reception device |
| CN209430201U (en) * | 2019-01-21 | 2019-09-24 | 江苏建筑职业技术学院 | A kind of auxiliary device of shield steel bushing reception |
| CN110529123A (en) * | 2019-08-28 | 2019-12-03 | 湖南科技大学 | Shield machine stablizes reception device |
| CN111734426A (en) * | 2020-07-15 | 2020-10-02 | 中建一局集团第五建筑有限公司 | Shield receiving semi-open type steel sleeve mechanism and construction method thereof |
-
2021
- 2021-11-22 CN CN202111383788.5A patent/CN114109406A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106285693A (en) * | 2016-08-31 | 2017-01-04 | 中铁十六局集团北京轨道交通工程建设有限公司 | A kind of shield steel bushing airtight reception construction method |
| CN108678757A (en) * | 2018-05-10 | 2018-10-19 | 淮安市中球盾构技术服务有限公司 | Shield machine thread-changing method of reseptance based on steel bushing reception device |
| CN209430201U (en) * | 2019-01-21 | 2019-09-24 | 江苏建筑职业技术学院 | A kind of auxiliary device of shield steel bushing reception |
| CN110529123A (en) * | 2019-08-28 | 2019-12-03 | 湖南科技大学 | Shield machine stablizes reception device |
| CN111734426A (en) * | 2020-07-15 | 2020-10-02 | 中建一局集团第五建筑有限公司 | Shield receiving semi-open type steel sleeve mechanism and construction method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024016533A1 (en) * | 2022-07-19 | 2024-01-25 | 中国路桥工程有限责任公司 | General steel sleeve structure of multi-specification shield machine and use method thereof |
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