CN212428864U - Combined type plugging device for tunnel lining - Google Patents
Combined type plugging device for tunnel lining Download PDFInfo
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- CN212428864U CN212428864U CN202022118337.6U CN202022118337U CN212428864U CN 212428864 U CN212428864 U CN 212428864U CN 202022118337 U CN202022118337 U CN 202022118337U CN 212428864 U CN212428864 U CN 212428864U
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- tunnel lining
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Abstract
The utility model discloses a combined plugging device for tunnel lining, which comprises at least one group of plugging single pieces, wherein each plugging single piece comprises an upper plugging die, a lower plugging die and a support rod assembly; the upper plugging die is movably arranged on the lower plugging die; the support rod assembly comprises a support rod, and the support rod is arranged on the lower plugging die; the combination of the upper plugging die and the lower plugging die or the combination of the upper plugging die, the lower plugging die and the plugging piece forms a lining surface matched with the part to be lined and the water stop piece. Use the utility model discloses a scheme, the effect is: the whole structure is simple; the combination of the upper plugging die and the lower plugging die or the combination of the upper plugging die, the lower plugging die and the plugging piece forms a lining surface matched with the part to be lined and the water stop piece, so that lining construction is facilitated; the sealing assembly is arranged on the plugging single piece and used for eliminating gaps between the plugging single pieces and realizing sharing of plugging dies with different arc sections, so that the repeated use of the plugging dies is realized.
Description
Technical Field
The utility model relates to a tunnel construction technical field especially relates to a tunnel lining is with combination formula plugging device.
Background
Along with the extensive construction of tunnel engineering, adopt the lining cutting platform truck to carry out tunnel secondary lining and have generally promoted, the more and more extensive of steel mould + shutoff piece (like the wood mould) combination formula plugging device that follows also uses. The steel mould + plugging piece plugging device structure is divided into an upper plugging mould, a lower plugging mould, a plugging mould wood plate, a plugging piece pressing piece, a support rod seat, a wedge-shaped wood pin and the like, and the device has the following contained defects: (1) the structure is complex, and the installation and fixation are not safe; (2) the hinge lug plates of the support rod seat and the lower plugging die need to be welded and fixed on site, the welding amount on site is large, the upper plugging die and the plugging wood board are fixed through the support rods, the plugging piece pressing pieces and the wedge-shaped wood blocks, the support rods need to be taken down when demoulding is carried out, the support rods cannot be taken down under the condition of deformation, and the taken support rods are placed on site at will, so that certain potential safety hazards exist; (3) the plugging piece pressing piece is welded on the upper plugging die panel in a matched manner by adopting a screw rod, the fixing mode is inconvenient to loosen and tighten, and a notch needs to be cut on the plugging wood panel to avoid the position of the screw rod; (4) the blocking structure of the steel mould and the blocking piece cannot adapt to different arc radiuses; (5) a gap is formed between the left and right adjacent plugging dies, so that slurry is easy to leak during lining.
In view of the above, there is a need for a combined plugging device for tunnel lining to solve the problems in the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model provides a tunnel lining is with combination formula plugging device overcomes not enough in the above background art, and concrete technical scheme is as follows:
a combined type plugging device for tunnel lining comprises at least one group of plugging single pieces, wherein each plugging single piece comprises an upper plugging die, a lower plugging die and a support rod assembly;
the upper plugging die is movably arranged on the lower plugging die; the support rod assembly comprises a support rod, and the support rod is arranged on the lower plugging die; the position of the upper plugging die can be fixed by the stay bar, and the combination of the upper plugging die and the lower plugging die forms a lining surface matched with a part to be lined and a water stop piece;
or the upper plugging die can be provided with a plugging piece; the stay bar can fix the position of the upper plugging die and/or the plugging piece; the upper plugging die, the lower plugging die and the plugging piece are combined to form a lining surface matched with the part to be lined and the water stop piece.
Preferably in the above technical scheme, the upper plugging die is provided with a pressing assembly for pressing the plugging piece, the pressing assembly comprises a pressing piece and an adjusting piece, the pressing piece is movably arranged on the upper plugging die through the adjusting piece, and the adjusting piece can adjust the position of the pressing piece.
Preferably, in the above technical solution, the pressing member is a block structure, a U-shaped structure or an E-shaped structure; the adjusting piece comprises an adjusting screw rod, the adjusting screw rod is arranged on the upper plugging die through a support, a through hole is formed in the support, and an internal thread is formed in the inner wall of the through hole; the adjusting screw rod penetrates through the through hole and is provided with an external thread matched with the internal thread; the pressing piece is arranged on the adjusting screw rod and close to one end part of the plugging piece.
Preferably, in the above technical solution, the stay bar assembly further includes a mounting seat, the mounting seat is disposed on the lower plugging die, and the stay bar is movably disposed on the mounting seat.
In the above technical solution, preferably, the stay bar is provided with at least one set of limiting holes for installing the limiting member along the length direction thereof, and the movement range of the stay bar in the installation base is limited by the combination of the limiting holes and the limiting member.
Preferably in the above technical scheme, a mounting support is arranged at the connection part of the lower plugging die and the trolley template, and the mounting support is detachably arranged on the trolley template.
Preferably in the above technical scheme, the lower plugging die is provided with a fixing component, the fixing component comprises a bolt, the bolt is matched with a fixing nut arranged on the trolley template, and the lower plugging die is fixed with the trolley template through the matching of the bolt and the fixing nut.
In the above technical scheme, preferably, a sealing assembly is arranged on the plugging single piece, the sealing assembly comprises a pressing plate and an elastic pressing block, and the upper plugging die and/or the lower plugging die is/are provided with the elastic pressing block pressed by the pressing plate.
Preferably, in the above technical scheme, the upper blocking mold is hinged to the lower blocking mold.
Use the utility model discloses a tunnel lining is with combination formula plugging device, beneficial effect is:
(1) the combined type plugging device for the tunnel lining comprises at least one group of plugging single pieces, wherein the number of the plugging single pieces is selected according to actual requirements, so that different construction requirements are met; the sealing assembly is arranged on the plugging single piece and comprises a pressing plate and an elastic pressing block, the elastic pressing block is pressed on the end parts of the upper plugging die and the lower plugging die through the pressing plate, the gap between the two adjacent plugging dies is eliminated through the elastic pressing block, the plugging dies with different circular arc sections are shared, and therefore the repeated use of the plugging dies is realized; the plugging single piece comprises an upper plugging die, a lower plugging die and a support rod assembly; the upper plugging die is movably arranged on the lower plugging die; the vaulting pole subassembly includes the vaulting pole, and overall structure is retrencied, just go up the combination of shutoff mould and lower shutoff mould or go up the combination of shutoff mould, lower shutoff mould and shutoff piece and form and treat lining cutting position and water stop assorted lining surface, the lining cutting construction of being convenient for.
(2) The utility model discloses in upward be equipped with the subassembly that compresses tightly that is used for compressing tightly the shutoff piece on the shutoff mould, compress tightly the subassembly including compressing tightly piece and regulating part, the structure that compresses tightly the subassembly is retrencied, and can adjust the position that compresses tightly the piece through the action of regulating part, and the top of being convenient for is tight or loosen the shutoff piece, convenient operation.
(3) The utility model is provided with a mounting seat for the sliding of the stay bar on the middle and lower plugging die, and the stay bar is provided with at least one group of limiting holes for mounting a limiting part; after the stay bar is inserted into the mounting seat, the limiting piece is arranged on the limiting hole of the stay bar, so that the relative position of the stay bar and the mounting seat can be limited, the stay bar can be prevented from sliding out of the mounting seat, the sliding-off potential safety hazard is avoided, the limiting piece can be a rivet or a bolt, and the limiting piece can be arranged on the stay bar and/or the mounting seat, so that the limiting piece is prevented from being lost.
(4) The utility model discloses be equipped with fixed subassembly and the hole that runs through that is used for installing fixed subassembly on the lower shutoff mould of well, this fixed subassembly includes screw rod and packing ring, trompil on the platform truck template and welded in the inboard in hole with screw rod assorted fixation nut, consider that the screw rod is not good to embolia fixation nut, increase the design through the hole site that will descend on the shutoff mould, then will descend the shutoff mould to compress tightly on the platform truck template through screw rod, packing ring and fixation nut's cooperation, and then realize plugging device's fixed.
Drawings
FIG. 1 is a schematic view of an embodiment of a combined plugging device for tunnel lining assembled with a trolley template;
FIG. 2 is a schematic cross-sectional view of FIG. 1 after completion of lining;
FIG. 3 is a schematic structural view of the upper plugging die and the plugging member in FIG. 1 after assembly;
FIG. 4 is a schematic structural view of the lower plugging die and the brace bar assembly of FIG. 1;
FIG. 5 is a schematic structural view of the lower plugging die and the trolley die plate in FIG. 1 after assembly;
illustration of the drawings:
1. an upper plugging die 1.1, an upper plugging die hinge lug 1.2 and a mounting groove; 2. a lower plugging die, 2.1, a lower plugging die hinge lug; 3. 3.1 of a support rod assembly, 3.2 of a support rod, 3.3 of a mounting seat and 3.3 of a limiting piece; 4. a blocking member; 5. the device comprises a pressing component 5.1, a pressing piece 5.2, an adjusting piece 5.3 and a support; 6. mounting a support; 7. a fixing component 7.1, a bolt 7.2 and a fixing nut; 8. a seal assembly; 9. a trolley template; 10. a connecting member; 11. a wedge block; 12. a middle-buried water stop.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the invention can be more easily understood by those skilled in the art, thereby making the scope of the invention more clearly defined.
Example 1:
a combined type plugging device for tunnel lining is shown in figures 1-5, and mainly comprises an upper plugging die 1, a lower plugging die 2 and a support rod assembly 3, wherein the details are as follows:
the upper plugging die 1 comprises an upper plugging die hinge lug 1.1 and a mounting groove 1.2 for mounting the plugging piece 4, so that the plugging piece 4 can be conveniently positioned and limited during mounting, and the details are shown in fig. 2 and 3.
The lower plugging die 2 comprises a lower plugging die hinge lug 2.1, the upper plugging die 1 and the lower plugging die 2 are hinged through the upper plugging die hinge lug 1.1, the lower plugging die hinge lug 2.1 and a connecting piece 10 (such as a pin shaft), so that the upper plugging die 1 can rotate and swing around the connecting piece 10 relative to the lower plugging die 2, and die erecting and demolding operations are realized. The plugging member 4 may be a plate structure made of wood, plastic, rubber, etc.
The upper plugging die 1 is provided with a pressing component 5, the pressing component 5 is used for pressing the plugging piece 4, see fig. 2-3 in detail, the pressing component 5 is preferably a combination of a pressing piece 5.1 and an adjusting piece 5.2, and the pressing piece 5.1 is of a block structure or a U-shaped structure or an E-shaped structure (in order to better clamp the plugging piece 4, other structures can also be adopted). The adjusting piece 5.2 comprises an adjusting screw, the adjusting screw is arranged on the upper plugging die 1 through a support 5.3, a through hole is formed in the support 5.3, and an internal thread is formed in the inner wall of the through hole; the adjusting screw rod penetrates through the through hole and is provided with an external thread matched with the internal thread; the pressing piece 5.1 is arranged at the end part of one end, close to the plugging piece, of the adjusting screw rod. In this embodiment, consider the hidden danger that compresses tightly a 5.1 and drop, can add the limiting plate or adopt the draw-in groove formula structure to compress tightly a 5.1 and carry on spacingly on adjusting screw, prevent to compress tightly a 5.1 and drop. In addition, compress tightly 5.1 and can also adopt the detachable mode to set up on adjusting screw, be convenient for compress tightly the equipment or the change of 5.1 (according to the construction demand, the contact position that the adjustment compressed tightly 5.1 and shutoff 4 ensures that the shutoff can carry out effectual shutoff).
The stay bar assembly 3 comprises a stay bar 3.1 and a mounting seat 3.2 (preferably a sleeve), the mounting seat 3.2 is arranged on the lower plugging die 2, and the stay bar 3.1 is movably arranged on the mounting seat 3.2, as shown in detail in fig. 1, 2 and 4. Here, preferably, the stay bar 3.1 is provided with at least one set of limiting holes for installing the limiting member 3.3 along the length direction thereof, and the moving range of the stay bar 3.1 in the installation seat 3.2 is limited by the combination of the limiting holes and the limiting member 3.3, specifically: on one hand, the stay bar can be prevented from falling off from the mounting seat 3.2 through the combination of the limiting hole arranged at the end part of the stay bar and the limiting piece 3.3; on the other hand, the combination of the limiting hole in the middle of the support rod 3.1 and the limiting piece 3.3 fixes the relative position between the support rod 3.1 and the mounting seat 3.2, so that the height of the support rod 3.1 can be conveniently adjusted, and different requirements can be met. In this embodiment, the limiting member 3.3 is a screw or a pin. In order to further strengthen the compression fixation of the plugging piece 4 and prevent slurry leakage, a wedge-shaped block 11 is additionally arranged between the upper end of the stay bar 3.1 and the plugging piece 4. In the use process, in order to conveniently press the support rod 3.1 to the upper plugging die 1 and the plugging piece 4, a pressing screw rod or a limiting pin and the like are preset on the mounting seat 3.2 (namely a sleeve) to pre-install the support rod to the mounting position, and then the wedge block 11 is installed to fix the upper plugging die 1.
In this embodiment, the connection part of the lower plugging die 2 and the trolley die plate 9 is provided with the mounting support 6, the mounting support 6 is detachably arranged on the trolley die plate 9, see fig. 1, fig. 2 and fig. 5 for details, and here, the mounting support 6 and the lower plugging die 2 are designed in an assembly manner, and when the device is used, only the mounting support 6 needs to be fixed on the trolley die plate 9, so that the process that the mounting support 6 is welded on the trolley die plate 9 is reduced. In addition, be equipped with fixed subassembly 7 on lower shutoff mould 2, fixed subassembly 7 includes screw rod or bolt 7.1, bolt 7.1 and the fixation nut 7.2 phase-match that sets up on platform truck template 9 realize lower shutoff mould 2 and the fixed of platform truck template 9 through the cooperation of screw rod and fixation nut 7.2. The installation support 6 and the fixing assembly 7 are combined to realize the fixation of the lower plugging die 2 and the trolley template 9, so that the construction requirement is met. Preferably, a hole is formed in the trolley template 9 (specifically, the template arc plate) and the nut 7.2 is welded on the inner side of the trolley template, and in consideration of the fact that the screw rod is not sleeved in the nut 7.2, the hole position on the lower plugging die 2 is enlarged, and then the lower plugging die 2 is pressed on the template arc plate through the screw rod, so that the plugging device is fixed.
In addition, the fixing assembly 7 herein may also adopt other manners, such as: the lower plugging die 2 is provided with an installation through hole, the trolley template 9 is welded with an installation lug plate, the installation lug plate is provided with a limiting hole, the installation lug plate penetrates through the installation through hole, and the lower plugging die 2 and the trolley template 9 are fixed through the combination of the limiting hole, a loose joint bolt, a screw rod, a bolt, an inserting plate and the like.
Referring to fig. 1 and 2 in detail, the plugging single piece is provided with a sealing assembly 8 for eliminating a gap between the upper plugging die and the lower plugging die and a gap between two adjacent plugging single pieces. The sealing assembly 8 comprises a pressure plate and an elastic pressing block. Preferably, the upper blocking die 1 and the lower blocking die 2 are provided with elastic pressing blocks pressed by pressing plates. The sealing assembly 8 can eliminate the gap between two adjacent plugging dies, and realize the sharing of the plugging dies with different arc sections, thereby realizing the repeated use of the plugging dies.
The technical scheme of the embodiment is specifically (a specific mode is disclosed):
1. firstly, fixing a lower plugging die 2 on a trolley template 9 through a fixing component 7 and an installation support 6; fixing a mounting seat 3.2 in the stay bar component 3 on the lower plugging die 2;
2. assembling the compressing assembly 5 on the upper plugging die 1; connecting an upper plugging die hinge 1.1 to a lower plugging die 2; the upper plugging die 1 is turned to a proper position, the lower end of the upper plugging die 1 is tightly attached to the upper surface of the buried water stop 12, and the upper end of the lower plugging die 2 is tightly attached to the lower surface of the buried water stop 12;
3. assembling a stay bar 3.1 in the stay bar assembly 3 to a mounting seat 3.2; placing a plugging piece 4;
4. adjusting the adjusting piece 5.2 in the pressing assembly 5 to make the pressing piece 5.1 press against the plugging piece 4; adjusting the position of the support rod 3.1 and fixing the relative positions of the support rod 3.1 and the mounting seat 3.2; a wedge block 11 is additionally arranged between the plugging piece 4 and the stay bar 3.1.
And finishing the vertical mold of the combined type plugging device, combining the upper plugging mold 1, the lower plugging mold 2 and the plugging piece 4 to form a lining surface matched with the part to be lined and the water stop piece, and performing lining construction. The demolding can refer to the reverse process after the lining construction is finished.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (9)
1. The utility model provides a tunnel lining is with combination formula plugging device which characterized in that: the single plugging piece comprises an upper plugging die (1), a lower plugging die (2) and a brace rod assembly (3);
the upper plugging die (1) is movably arranged on the lower plugging die (2); the support rod assembly (3) comprises a support rod (3.1), and the support rod (3.1) is arranged on the lower plugging die (2); the position of the upper plugging die (1) can be fixed by the stay bar (3.1), and a lining surface matched with a part to be lined and a water stop piece is formed by the combination of the upper plugging die (1) and the lower plugging die (2);
or the upper plugging die (1) can be provided with a plugging piece (4); the stay bar (3.1) can fix the position of the upper plugging die (1) and/or the plugging piece (4); the upper plugging die (1), the lower plugging die (2) and the plugging piece (4) are combined to form a lining surface matched with the part to be lined and the water stop piece.
2. The combined plugging device for tunnel lining according to claim 1, wherein: go up and be equipped with on shutoff mould (1) and be used for compressing tightly subassembly (5) of shutoff piece (4), compress tightly subassembly (5) including compressing tightly piece (5.1) and regulating part (5.2), compress tightly piece (5.1) and set up through regulating part (5.2) activity go up on shutoff mould (1), regulating part (5.2) can realize adjusting the position that compresses tightly piece (5.1).
3. The combined plugging device for tunnel lining according to claim 2, wherein: the pressing piece (5.1) is of a block structure, a U-shaped structure or an E-shaped structure; the adjusting piece (5.2) comprises an adjusting screw rod, the adjusting screw rod is arranged on the upper plugging die (1) through a support (5.3), a through hole is formed in the support (5.3), and an internal thread is formed in the inner wall of the through hole; the adjusting screw rod penetrates through the through hole and is provided with an external thread matched with the internal thread; the pressing piece (5.1) is arranged at one end part, close to the plugging piece, of the adjusting screw rod.
4. The combined plugging device for tunnel lining according to claim 1, wherein: the support rod assembly further comprises a mounting seat (3.2), the mounting seat (3.2) is arranged on the lower plugging die (2), and the support rod (3.1) is movably arranged on the mounting seat (3.2).
5. The combined plugging device for tunnel lining according to claim 4, wherein: the supporting rod (3.1) is provided with at least one group of limiting holes used for installing the limiting pieces (3.3) along the length direction, and the moving range of the supporting rod (3.1) in the installation base (3.2) is limited through the combination of the limiting holes and the limiting pieces (3.3).
6. The combined plugging device for tunnel lining according to claim 1, wherein: the connection part of the lower plugging die (2) and the trolley template (9) is provided with an installation support (6), and the installation support (6) is detachably arranged on the trolley template (9).
7. The combined plugging device for tunnel lining according to claim 1, wherein: be equipped with fixed subassembly (7) on lower shutoff mould (2), fixed subassembly (7) include bolt (7.1), bolt (7.1) and fixation nut (7.2) phase-match of setting on the platform truck template, realize the fixed of lower shutoff mould (2) and platform truck template (9) through the cooperation of bolt (7.1) and fixation nut (7.2).
8. The modular plugging device for tunnel lining according to any one of claims 1 to 7, wherein: and a sealing assembly (8) is arranged on the plugging single piece, the sealing assembly (8) comprises a pressing plate and an elastic pressing block, and the elastic pressing block pressed by the pressing plate is arranged on the upper plugging die (1) and/or the lower plugging die (2).
9. The combined plugging device for tunnel lining according to claim 1, wherein: the upper plugging die (1) is hinged with the lower plugging die (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022118337.6U CN212428864U (en) | 2020-09-24 | 2020-09-24 | Combined type plugging device for tunnel lining |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022118337.6U CN212428864U (en) | 2020-09-24 | 2020-09-24 | Combined type plugging device for tunnel lining |
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| CN212428864U true CN212428864U (en) | 2021-01-29 |
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| CN202022118337.6U Active CN212428864U (en) | 2020-09-24 | 2020-09-24 | Combined type plugging device for tunnel lining |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112031828A (en) * | 2020-09-24 | 2020-12-04 | 湖南五新隧道智能装备股份有限公司 | Combined type plugging device for tunnel lining |
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2020
- 2020-09-24 CN CN202022118337.6U patent/CN212428864U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112031828A (en) * | 2020-09-24 | 2020-12-04 | 湖南五新隧道智能装备股份有限公司 | Combined type plugging device for tunnel lining |
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