CN221256802U - Plastic protection structure based on tunnel lining plugging system - Google Patents
Plastic protection structure based on tunnel lining plugging system Download PDFInfo
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- CN221256802U CN221256802U CN202323347379.7U CN202323347379U CN221256802U CN 221256802 U CN221256802 U CN 221256802U CN 202323347379 U CN202323347379 U CN 202323347379U CN 221256802 U CN221256802 U CN 221256802U
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- plastic protection
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- 238000007789 sealing Methods 0.000 claims abstract description 135
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 36
- 239000012528 membrane Substances 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims 2
- 210000001503 joint Anatomy 0.000 claims 1
- 239000002002 slurry Substances 0.000 abstract description 8
- 238000001125 extrusion Methods 0.000 description 9
- 230000000903 blocking effect Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 230000002787 reinforcement Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
The utility model relates to the field of secondary lining plugging, and particularly discloses a plastic protection structure based on a tunnel lining plugging system, which comprises a lining trolley panel, a fixed lower die and a telescopic die, wherein the telescopic die is divided into a telescopic upper die and a telescopic lower die, the telescopic upper die and the telescopic lower die are connected through a driving device, the driving device pushes the telescopic upper die to be far away from and close to the telescopic lower die, a water stop strip is arranged between the fixed lower die and the telescopic lower die, a plastic protection plate I is arranged on the fixed lower die, a plastic protection plate II is arranged on the telescopic upper die, a plastic protection plate III is arranged on the telescopic lower die, hard supporting pieces are arranged inside the plastic protection plate I, the plastic protection plate II and the plastic protection plate III, soft cushion films are arranged outside the plastic protection plate I and the plastic protection plate III, and the water stop strip is positioned between the plastic protection plate I and the plastic protection plate III. The utility model solves the technical problem of slurry leakage of the sealing trolley during secondary lining plugging through the plastic protection plate.
Description
Technical Field
The utility model relates to the field of secondary lining plugging, in particular to a plastic protection structure based on a tunnel lining plugging system.
Background
In the existing tunnel secondary lining pouring construction process, after a circumferential surface template is erected by utilizing a trolley, a plugging template is arranged on the end face of the circumferential surface template in an artificial mode, a closed pouring cavity is formed by matching the circumferential surface template with the inner wall of a tunnel through the plugging template, concrete is convenient to pour, thus the tunnel secondary lining pouring work is completed, the plugging template is installed when each section of secondary lining is poured through manual installation, and is detached after each pouring is completed, so that the time and labor are consumed, the efficiency is low, a sealing trolley is used for pouring and plugging in a secondary lining, when the sealing trolley is used for pouring, a telescopic die for plugging cannot be completely attached to the inner wall of the tunnel, a complete plugging can not be formed between an interlayer formed between a lining trolley panel and the inner wall of the tunnel, a slurry leakage phenomenon is caused, the plugging quality cannot be guaranteed, and the final pouring effect is influenced.
Therefore, a structure is provided which can enable the telescopic mould to be in complete contact with the inner wall of the tunnel, so that an interlayer can be completely blocked between the lining trolley panel and the inner wall of the tunnel.
Disclosure of utility model
The utility model aims to provide a plastic protective structure based on a tunnel lining plugging system, which is used for solving the technical problem of slurry leakage of a sealing trolley during secondary lining plugging.
The utility model is realized by the following technical scheme: the utility model provides a plastic protective structure based on tunnel lining shutoff system, including lining trolley panel, fixed lower mould and flexible mould, flexible mould divide into flexible mould and flexible lower mould, connect through drive arrangement between flexible mould and the flexible lower mould, drive arrangement promotes flexible mould and keeps away from and be close to flexible lower mould on, be equipped with the waterstop between fixed lower mould and the flexible lower mould, be equipped with plastic protection board I on the fixed lower mould, be equipped with plastic protection board II on the flexible mould, be equipped with plastic protection board III on the flexible lower mould, plastic protection board I, plastic protection board II and plastic protection board III are inside all to be equipped with hard support piece, the outside all is equipped with the cushion membrane, the waterstop is located between plastic protection board I and the plastic protection board III.
When the lining trolley panel is used for pouring cement, the formed gap between the lining trolley panel and the inner wall of a tunnel needs to be completely poured by the concrete, a water stop belt needs to be buried in the building process, a telescopic upper die is used for plugging the space to be poured, a telescopic lower die and a fixed lower die are used for plugging, the surface of the telescopic upper die on the sealing trolley is hard, the surface of the inner wall of the tunnel is not flat, therefore, when the top surface of the telescopic upper die is contacted with the inner wall of the tunnel, the position of the top surface of the telescopic upper die cannot be completely fixed, and a plugging with good sealing performance cannot be formed between the top surface of the telescopic upper die and the inner wall of the tunnel, and also gaps exist when the lining trolley panel is contacted with the fixed lower die, plugging can not be well realized, and leakage is caused, so that the pouring effect is influenced.
Further, the plastic protection plate I comprises a concrete sealing plate I and a water stop sealing plate I, wherein the concrete sealing plate I and the water stop sealing plate I are perpendicular to each other and are connected with each other, the concrete sealing plate I and the water stop sealing plate I are provided with mounting holes, the water stop sealing plate I is fixedly connected with the upper surface of the fixed lower die through the mounting holes in a threaded manner, the concrete sealing plate I is fixedly connected with the surface of the fixed lower die, facing the lining trolley panel, of the concrete sealing plate I in a threaded manner, the lining trolley panel is abutted against the concrete sealing plate I, when the concrete sealing plate I is abutted against the lining trolley panel, an extrusion is generated between a cushion film on the surface of the concrete sealing plate I and the lining trolley panel, the cushion film deforms, and gaps between the cushion film on the surface of the concrete sealing plate I and the lining trolley panel are filled, so that the lining trolley panel is blocked in the area.
Further, the soft pad membrane department in waterstop closing plate I surface is provided with the reinforcing bar groove, installs the supporting reinforcement in the reinforcing bar groove, and the supporting reinforcement is located the waterstop below, has seted up vibrator patchhole on the concrete closing plate I, and the supporting reinforcement is used for supporting the waterstop and surpasss the part of waterstop closing plate I, fixes the position of waterstop, and vibrator patchhole is used for inserting subsequent vibration instrument.
Further, plastic shield II includes tunnel closing plate and concrete closing plate II, perpendicular and interconnect between tunnel closing plate and the concrete closing plate II, the mounting hole has been seted up on the tunnel closing plate, the tunnel closing plate passes through the mounting hole and is fixed with flexible upper mould upper surface threaded connection, tunnel closing plate and tunnel inner wall butt, concrete closing plate II is located flexible one side of going up the mould towards lining trolley panel, tunnel inner wall surface extremely uneven, flexible upper mould and tunnel inner wall direct contact can have a large amount of spaces, through the cushion membrane of tunnel closing plate surface covering on the plastic shield II, after receiving the extrusion, extrude the space between plastic shield II and the tunnel inner wall, realize the shutoff between flexible upper mould and the tunnel inner wall.
Further, soft cushion block positioning grooves are formed in soft cushion film positions on the surface of the tunnel sealing plate, when the distance between the telescopic upper die and the inner wall of the tunnel is too large, sealing soft cushion blocks matched with the soft cushion block positioning grooves in size can be installed on the soft cushion block positioning grooves, and when the sealing soft cushion blocks come, blocking between the plastic protection plate II and the inner wall of the tunnel is achieved.
Further, plastic shield III includes waterstop closing plate II and concrete closing plate III, interconnect and each other be the contained angle between waterstop closing plate II and the concrete closing plate III, the contained angle is located between 80 to 90, the mounting hole has been seted up on the waterstop closing plate II, waterstop closing plate II passes through mounting hole and flexible lower mould lower surface threaded connection fixedly, concrete closing plate III is located flexible lower mould and faces one side of lining trolley panel, concrete closing plate III covers in concrete closing plate II outside and the mutual extrusion of contact surface, install the waterstop between waterstop closing plate II and the waterstop closing plate I, flexible upper mould and flexible lower mould pass through drive arrangement when adjusting the position of plastic shield II and plastic shield III on the vertical direction, be less than 90 between waterstop closing plate II and the concrete closing plate III, can make the motion in-process keep extruding each other, avoid taking place the thick liquid in the junction between concrete closing plate II and the concrete closing plate II when flexible upper mould and flexible lower mould adjustment position, the waterstop of installation between waterstop closing plate II and waterstop I, through flexible lower mould and fixed lower mould, realize that the extrusion position takes place between the waterstop is avoided.
Further, the top end of the concrete sealing plate III is also provided with a demoulding bevel edge, the demoulding bevel edge can realize quick demoulding after concrete is solidified, and the surface of a demoulding position is smoother.
Further, cushion membrane both ends in concrete closing plate I, concrete closing plate II and concrete closing plate III outside all are equipped with link and spread groove respectively, and when interconnect, link and spread groove between different concrete closing plate I, concrete closing plate II and the concrete closing plate III laminate and extrude each other completely, avoid concrete to take place to leak thick liquid from the position department that concrete closing plate I, concrete closing plate II and concrete closing plate III are connected respectively, and waterstop closing plate I, waterstop closing plate II and tunnel closing plate are the arc that is provided with the radian according to tunnel inner wall shape, can promote the shutoff effect when the shutoff.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
1. According to the plastic protection structure based on the tunnel lining plugging system, the plastic protection plates are added at the positions of the telescopic upper die, the telescopic lower die, the fixed lower die and the area to be plugged, the plastic protection plates are used for assisting the telescopic die to realize the plugging function, the soft cushion film is arranged outside the plastic protection plates, the uneven surface is extruded, plugging is completed, and the plugging capability of the telescopic upper die, the telescopic lower die and the fixed lower die is greatly enhanced;
2. According to the plastic protection structure based on the tunnel lining plugging system, the plastic protection plate I is arranged on the fixed lower die, the concrete sealing plate I on the plastic protection plate I changes the hard connection between the fixed lower die and the lining trolley panel into soft connection through the soft cushion film on the surface, and the plugging between the fixed lower die and the lining trolley panel is realized;
3. According to the plastic protection structure based on the tunnel lining plugging system, the plastic protection plate II is arranged on the telescopic upper die, the plastic protection plate III is arranged on the telescopic lower die, the tunnel sealing plate on the plastic protection plate II fully extrudes the inner wall of the tunnel, the hard connection between the original telescopic upper die and the inner wall of the tunnel is changed into soft connection, plugging between the telescopic upper die and the inner wall of the tunnel is realized, extrusion exists between the concrete sealing plate III on the plastic protection plate III and the concrete sealing plate II on the plastic protection plate II, and slurry leakage between the concrete sealing plate II and the concrete sealing plate III is prevented;
4. According to the plastic protection structure based on the tunnel lining plugging system, both the water stop sealing plate I on the plastic protection plate I and the water stop sealing plate II on the plastic protection plate III are extruded with the water stop, so that plugging is realized at the water stop, and slurry leakage is prevented;
5. According to the plastic protection structure based on the tunnel lining plugging system, provided by the utility model, the vibrator inserting hole arranged at the concrete sealing plate I of the plastic protection plate I can be used for completing the vibration of poured concrete under the condition of not affecting the plugging effect.
Drawings
The accompanying drawings, which are included to provide a further understanding of embodiments of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic structural view of the plastic shielding plate I of the present utility model;
FIG. 3 is a cross-sectional view of the plastic fender I of the utility model;
FIG. 4 is a schematic structural view of a plastic shielding plate II of the present utility model;
FIG. 5 is a cross-sectional view of the plastic shield II of the present utility model;
FIG. 6 is a schematic structural view of the plastic shield III of the present utility model;
Fig. 7 is a cross-sectional view of the plastic shield iii of the present utility model;
In the drawings, the reference numerals and corresponding part names:
The lining trolley comprises a lining trolley panel, a 2-fixing lower die, a 3-telescopic upper die, a 4-water stop, a 5-plastic protection plate I, a 501-concrete sealing plate I, a 502-water stop sealing plate I, a 503-steel bar groove, a 504-supporting steel bar, a 505-vibrator inserting hole, a 6-plastic protection plate II, a 601-tunnel sealing plate, a 602-concrete sealing plate II, a 603-soft cushion block positioning groove, a 7-plastic protection plate III, a 701-water stop sealing plate II, a 702-concrete sealing plate III, a 703-demoulding bevel edge, an 8-hard support piece, a 9-soft cushion film, a 10-mounting hole, a 11-tunnel inner wall, a 12-telescopic lower die, a 13-driving device, a 14-connecting end and a 15-connecting groove.
Detailed Description
For the purpose of making apparent the objects, technical solutions and advantages of the present utility model, the present utility model will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present utility model and the descriptions thereof are for illustrating the present utility model only and are not to be construed as limiting the present utility model. It should be noted that the present utility model is already in a practical development and use stage.
In the description of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 7, in this embodiment, a plastic protecting structure based on a tunnel lining plugging system includes a lining trolley panel 1, a fixed lower die 2 and a telescopic die, the telescopic die is divided into a telescopic upper die 3 and a telescopic lower die 12, the telescopic upper die 3 and the telescopic lower die 12 are connected through a driving device 13, the driving device 13 pushes the telescopic upper die 3 to be far away from and close to the telescopic lower die 12, a water stop 4 is arranged between the fixed lower die 2 and the telescopic lower die 12, a plastic protecting plate i 5 is arranged on the fixed lower die 2, a plastic protecting plate ii 6 is arranged on the telescopic upper die 3, a plastic protecting plate iii 7 is arranged on the telescopic lower die 12, hard supporting pieces 8 are respectively arranged inside the plastic protecting plate i 5, the plastic protecting plate ii 6 and the plastic protecting plate iii 7, a soft cushion film 9 is respectively arranged outside the plastic protecting plate i 5 and the plastic protecting plate iii 7, the plastic protection plate I5 comprises a concrete sealing plate I501 and a water stop sealing plate I502, the plastic protection plate II 6 comprises a tunnel sealing plate 601 and a concrete sealing plate II 602, the plastic protection plate III 7 comprises a water stop sealing plate II 701 and a concrete sealing plate III 702, the two ends of a cushion film 9 outside the concrete sealing plate II 602 and the concrete sealing plate III are respectively provided with a connecting end 14 and a connecting groove 15, when the plastic protection plate I5 is connected with each other, the connecting ends 14 and the connecting grooves 15 between the different concrete sealing plates I501, the connecting ends 14 between the concrete sealing plate II 602 and the concrete sealing plate III 702 are completely attached and mutually extruded, and slurry leakage is avoided from the positions where the concrete sealing plate I501, the concrete sealing plate II 602 and the concrete sealing plate III are respectively connected, and the water stop sealing plate I502, the waterstop sealing plate II 701 and the tunnel sealing plate 601 are arc plates with radians according to the shape of the tunnel inner wall 11, and the blocking effect can be improved during blocking.
Perpendicular and interconnect between concrete closing plate I501 and the waterstop 4 closing plate, mounting hole 10 has all been seted up to concrete closing plate I501 and waterstop closing plate I502, the waterstop closing plate I502 carries out threaded connection through mounting hole 10 and fixed lower mould 2 upper surface and fixes, concrete closing plate I501 carries out threaded connection through mounting hole 10 and fixed lower mould 2 towards the face of lining the platform truck panel 1 and fixes, concrete closing plate I501 and lining the platform truck panel 1 butt, during concrete closing plate I501 and lining the platform truck panel 1 butt, produce the extrusion between the cushion membrane 9 of concrete closing plate I501 surface and lining the platform truck panel 1, cushion membrane 9 takes place the deformation, the clearance between cushion membrane 9 and lining the platform truck panel 1 with concrete closing plate I501 surface is filled, realize the shutoff to this region, waterstop closing plate I502 surface cushion membrane 9 department is provided with the bar groove 503, install supporting reinforcement 504 in the bar groove 503, supporting reinforcement 504 is located the platform truck panel 4 below, set up vibrator insertion hole 505 on the concrete closing plate I501, supporting 504 is used for supporting the vibration of waterstop 4 and surpasss the partial vibration of waterstop 4I's of sealing plate 1, the vibration of the tool insertion position of vibration of the waterstop 4 for the vibration device after the vibration of the tool of the sealing plate is inserted into the position of the vibration tool 505.
The tunnel sealing plate 601 and the concrete sealing plate II 602 are perpendicular and connected with each other, the mounting hole 10 is formed in the tunnel sealing plate 601, the tunnel sealing plate 601 is fixedly connected with the upper surface of the telescopic upper die 3 through the mounting hole 10 in a threaded manner, the tunnel sealing plate 601 is abutted to the inner tunnel wall 11, the concrete sealing plate II 602 is located on one side of the telescopic upper die 3, which faces the lining trolley panel 1, the inner tunnel wall 11 is extremely uneven in surface, a large number of gaps exist in the direct contact of the telescopic upper die 3 and the inner tunnel wall 11, the soft cushion film 9 covered by the surface of the tunnel sealing plate 601 on the plastic protection plate II 6 is extruded through the gaps between the plastic protection plate II 6 and the inner tunnel wall 11 after extrusion, the sealing between the telescopic upper die 3 and the inner tunnel wall 11 is achieved, soft cushion positioning grooves 603 are formed in the surface of the tunnel sealing plate 601, and sealing soft cushion blocks matched with the soft cushion block positioning grooves 603 can be installed on the soft cushion positioning grooves 603 when the sealing cushion blocks are matched in size, and the sealing between the plastic protection plate II 6 and the inner tunnel wall 11 is closed.
The sealing plate II 701 and the sealing plate III 702 are connected with each other and the included angle is between 80 degrees and 90 degrees, the top end of the sealing plate III is provided with a demoulding bevel edge, the demoulding bevel edge can realize quick demoulding after concrete is solidified, the surface of a demoulding position is smoother, the sealing plate II 701 is provided with a mounting hole 10, the sealing plate II 701 is fixedly connected with the lower surface of the telescopic lower die 12 through the mounting hole 10, the sealing plate III 702 is positioned on one side of the telescopic lower die 12 facing the lining trolley panel 1, the sealing plate III 702 is covered on the outer side of the sealing plate II 602 and is extruded by the contact surface, a sealing plate 4 is arranged between the sealing plate II 701 and the sealing plate I502, the telescopic upper die 3 and the telescopic lower die 12 perform relative motion with the sealing plate II 602 through a driving device 13 when the position of a plastic protection plate II 6 and a plastic protection plate III 7 are adjusted, the sealing plate II 701 and the sealing plate III are smaller than 90 degrees, mutual extrusion in the motion process can be kept, the sealing plate II is prevented from being connected with the sealing plate II 602 through the sealing plate II, and the sealing plate II is prevented from being extruded by the sealing plate II is arranged between the sealing plate II 2 and the sealing plate II, and the sealing plate 2 is prevented from being extruded by the sealing plate II, and the sealing plate II is fixedly arranged between the sealing plate II and the sealing plate 2 is installed.
In the use process, the fixed lower die 2 is moved to the position of the lining trolley panel 1, the concrete sealing plate I501 on the plastic protection plate I5 is abutted against the lining trolley panel 1, the soft cushion film 9 on the surface of the concrete sealing plate I501 is deformed, the blocking is completed, meanwhile, the water stop 4 is conveyed to the installation position by utilizing the water stop sealing plate I502 on the fixed lower die 2, and the part of the water stop 4 exceeding the water stop sealing plate I502 is supported and fixed by the supporting steel bars 504 in the steel bar groove 503; and then the telescopic upper die 3 and the telescopic lower die 12 are moved to the upper side of the fixed lower die 2, the distance between the telescopic upper die 3 and the telescopic lower die 12 is adjusted through the driving device 13, so that a tunnel sealing plate 601 on a plastic protection plate II 6 is extruded and blocked with a tunnel inner wall 11, a water stop sealing plate II 701 on a plastic protection plate III 7 is extruded with a water stop sealing plate I502 on a plastic protection plate I5, the water stop 4 is blocked at the water stop 4, and when the gap between the tunnel sealing plate 601 on the plastic protection plate II 6 and the tunnel inner wall 11 is too large, a sealing soft cushion block is added at a soft cushion block positioning groove 603 on the tunnel sealing plate 601 to assist in blocking.
According to the plastic protection structure based on the tunnel lining plugging system, the plastic protection plates are added at the positions of the telescopic upper die 3, the telescopic lower die 12 and the fixed lower die 2 and the area to be plugged, the plastic protection plates are used for assisting the telescopic dies to realize the plugging function, the soft cushion film 9 is arranged outside the plastic protection plates, the uneven surface is extruded, the plugging is completed, and the plugging capability of the telescopic upper die 3, the telescopic lower die 12 and the fixed lower die 2 is greatly enhanced; the fixed lower die 2 is provided with a plastic protection plate I5, and a concrete sealing plate I501 on the plastic protection plate I5 changes the hard connection between the fixed lower die 2 and the lining trolley panel 1 into soft connection through a cushion film 9 on the surface, so that the blocking between the fixed lower die 2 and the lining trolley panel 1 is realized; the plastic protection plate II 6 is arranged on the telescopic upper die 3, the plastic protection plate III 7 is arranged on the telescopic lower die 12, the tunnel sealing plate 601 on the plastic protection plate II 6 fully extrudes the tunnel inner wall 11, the hard connection between the original telescopic upper die 3 and the tunnel inner wall 11 is changed into soft connection, the plugging between the telescopic upper die 3 and the tunnel inner wall 11 is realized, the extrusion exists between the concrete sealing plate III 702 on the plastic protection plate III 7 and the concrete sealing plate II 602 on the plastic protection plate II 6, and the slurry leakage between the concrete sealing plate II 602 and the concrete sealing plate III 702 is prevented; the water stop sealing plate I502 on the plastic protection plate I5 and the water stop sealing plate II 701 on the plastic protection plate III 7 are extruded with the water stop 4, so that the blocking is realized at the water stop 4, and slurry leakage is prevented; vibrator insertion hole 505 provided at concrete sealing plate i 501 of plastic shield i 5 can complete the vibration of the poured concrete without affecting the blocking effect.
The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the utility model, and is not meant to limit the scope of the utility model, but to limit the utility model to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (8)
1. The utility model provides a plastic protective structure based on tunnel lining shutoff system, including lining trolley panel (1), fixed lower mould (2) and flexible mould, flexible mould divide into flexible mould (3) and flexible lower mould (12) on, connect through drive arrangement (13) between flexible mould (3) and the flexible lower mould (12), drive arrangement (13) promote flexible mould (3) and keep away from and be close to flexible lower mould (12), be equipped with waterstop (4) between fixed lower mould (2) and flexible lower mould (12), its characterized in that: be equipped with plastic protection board I (5) on fixed lower mould (2), be equipped with plastic protection board II (6) on flexible last mould (3), be equipped with plastic protection board III (7) on flexible lower mould (12), plastic protection board I (5), plastic protection board II (6) and plastic protection board III (7) inside all are equipped with stereoplasm support piece (8), and the outside all is equipped with cushion membrane (9), waterstop (4) are located between plastic protection board I (5) and plastic protection board III (7).
2. The plastic protective structure based on a tunnel lining plugging system according to claim 1, wherein: the plastic protection plate I (5) comprises a concrete sealing plate I (501) and a water stop sealing plate I (502), wherein the concrete sealing plate I (501) and the water stop sealing plate I (502) are perpendicular and mutually connected, the concrete sealing plate I (501) and the water stop sealing plate I (502) are all provided with mounting holes (10), the water stop sealing plate I (502) is fixedly connected with the upper surface of the fixed lower die (2) through the mounting holes (10) in a threaded manner, the concrete sealing plate I (501) is fixedly connected with the surface of the fixed lower die (2) facing the lining trolley panel (1) in a threaded manner, and the concrete sealing plate I (501) is in butt joint with the lining trolley panel (1).
3. The plastic protective structure based on a tunnel lining plugging system according to claim 2, wherein: the soft cushion film is characterized in that a reinforcing steel bar groove (503) is formed in the soft cushion film (9) on the surface of the water stop belt sealing plate I (502), supporting steel bars (504) are arranged in the reinforcing steel bar groove (503), the supporting steel bars (504) are located below the water stop belt (4), and vibrator insertion holes (505) are formed in the concrete sealing plate I (501).
4. The plastic protective structure based on a tunnel lining plugging system according to claim 2, wherein: the plastic protection plate II (6) comprises a tunnel sealing plate (601) and a concrete sealing plate II (602), wherein the tunnel sealing plate (601) and the concrete sealing plate II (602) are perpendicular to each other, a mounting hole (10) is formed in the tunnel sealing plate (601), the tunnel sealing plate (601) is fixedly connected with the upper surface of the telescopic upper die (3) through the mounting hole (10) in a threaded manner, the tunnel sealing plate (601) is abutted to the inner wall (11) of the tunnel, and the concrete sealing plate II (602) is located on one side, facing the lining trolley panel (1), of the telescopic upper die (3).
5. The plastic protective structure based on a tunnel lining plugging system according to claim 4, wherein: soft cushion block positioning grooves (603) are formed in the soft cushion film (9) on the surface of the tunnel sealing plate (601).
6. The plastic protective structure based on a tunnel lining plugging system according to claim 4, wherein: plastic protection plate III (7) include waterstop closing plate II (701) and concrete closing plate III (702), interconnect and each other be the contained angle between waterstop closing plate II (701) and the concrete closing plate III (702), install mounting hole (10) on waterstop closing plate II (701), waterstop closing plate II (701) are fixed through mounting hole (10) and flexible lower mould (12) lower surface threaded connection, and concrete closing plate III (702) are located flexible lower mould (12) towards one side of lining trolley panel (1), concrete closing plate III (702) cover in concrete closing plate II (602) outside and contact surface extrudees each other, installs waterstop (4) between waterstop closing plate II (701) and waterstop closing plate I (502).
7. The plastic protective structure based on a tunnel lining plugging system according to claim 6, wherein: and the top end of the concrete sealing plate III (702) is also provided with a demoulding bevel edge (703).
8. The plastic protective structure based on a tunnel lining plugging system according to claim 6, wherein: the soft pad membrane (9) both ends in concrete closing plate I (501), concrete closing plate II (602) and concrete closing plate III (702) outside all are equipped with link (14) and spread groove (15) respectively, link (14) and spread groove (15) between different concrete closing plate I (501), concrete closing plate II (602) and the concrete closing plate III (702) laminate and extrudees each other completely, waterstop closing plate I (502), waterstop closing plate II (701) and tunnel closing plate (601) are the arc that is provided with the radian according to tunnel inner wall (11) shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323347379.7U CN221256802U (en) | 2023-12-08 | 2023-12-08 | Plastic protection structure based on tunnel lining plugging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323347379.7U CN221256802U (en) | 2023-12-08 | 2023-12-08 | Plastic protection structure based on tunnel lining plugging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221256802U true CN221256802U (en) | 2024-07-02 |
Family
ID=91657828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323347379.7U Active CN221256802U (en) | 2023-12-08 | 2023-12-08 | Plastic protection structure based on tunnel lining plugging system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221256802U (en) |
-
2023
- 2023-12-08 CN CN202323347379.7U patent/CN221256802U/en active Active
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