CN117128008B - Quick assembly type steel pipe sheet for tunnel connecting channel - Google Patents
Quick assembly type steel pipe sheet for tunnel connecting channel Download PDFInfo
- Publication number
- CN117128008B CN117128008B CN202311394761.5A CN202311394761A CN117128008B CN 117128008 B CN117128008 B CN 117128008B CN 202311394761 A CN202311394761 A CN 202311394761A CN 117128008 B CN117128008 B CN 117128008B
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- steel pipe
- pipe sheet
- wall
- groups
- grooves
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 106
- 239000010959 steel Substances 0.000 title claims abstract description 106
- 239000004568 cement Substances 0.000 claims description 38
- 239000002002 slurry Substances 0.000 claims description 27
- 238000007789 sealing Methods 0.000 claims description 7
- 210000001503 joint Anatomy 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 13
- 239000002356 single layer Substances 0.000 abstract description 9
- 238000009434 installation Methods 0.000 description 14
- 239000007788 liquid Substances 0.000 description 14
- 239000010410 layer Substances 0.000 description 10
- 238000004891 communication Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000007569 slipcasting Methods 0.000 description 3
- 239000011440 grout Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21D11/14—Lining predominantly with metal
- E21D11/15—Plate linings; Laggings, i.e. linings designed for holding back formation material or for transmitting the load to main supporting members
- E21D11/155—Laggings made of strips, slats, slabs or sheet piles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Abstract
The invention discloses a rapid assembled steel pipe sheet for a tunnel connecting channel, which relates to the technical field of tunnel shield engineering and comprises a steel pipe sheet main body and connecting plates, wherein a mounting groove is formed in the steel pipe sheet main body, the connecting plates are movably installed in the mounting groove, a group of reserved grooves are formed in the outer wall of the steel pipe sheet and are connected with the mounting groove, a group of pushing plates are installed on the outer wall of the connecting plates, the outer wall of each pushing plate is movably connected with the inner wall of each reserved groove, and one end of each pushing plate extends to the outer wall of the steel pipe sheet main body. According to the invention, the mounting grooves and the connecting plates are arranged, when the single-layer annular channel is mounted, after the five groups of steel pipe sheet main bodies are spliced, one end of the push plate is externally connected with the hydraulic equipment, the hydraulic equipment pushes the push plate to displace, so that one group of connecting plates is driven to displace in the mounting grooves, and the adjacent connecting plates are pushed to displace, so that one ends of the groups of connecting plates enter the adjacent mounting grooves, the steel pipe sheet main bodies are rapidly assembled, and the construction efficiency is increased.
Description
Technical Field
The invention relates to the technical field of tunnel shield engineering, in particular to a quick assembly type steel pipe sheet for a tunnel connecting channel.
Background
The tunnel is an engineering building embedded in the ground, is a form of utilizing underground space by human beings, can be divided into a traffic tunnel, a hydraulic tunnel, a municipal tunnel and a mine tunnel, and the structure of the tunnel comprises a main building and auxiliary equipment, wherein the main building comprises a tunnel body and a tunnel door, the auxiliary equipment comprises a vehicle-avoidance hole, a fire-fighting facility, an emergency communication facility and a water-proof facility, the long tunnel is also provided with special ventilation and illumination equipment, a communication channel, namely a communication channel, is arranged between the two tunnels, and if one tunnel is in a problem, a pedestrian can be transferred to the other tunnel through the connection channel, and the safety coefficient of the pedestrian is greatly increased, so that the escape channel is called.
In the shield construction process, when the shield machine tunnels for a circle, the segments are spliced at the tail of the shield to form a tunnel lining structure, then the next tunneling cycle is started, the shield machine pushes the rear segment through the jack at the tail of the shield to obtain the propelling force, so that the whole advance of the shield is realized, and the construction characteristic requires that the segments of the shield tunnel must be continuously spliced in the construction process so as to ensure that the shield machine can be smoothly propelled.
The prior steel pipe sheets are welded with steel members along the circumferential direction and longitudinally staggered at the inner side of an arc-shaped steel plate, a plurality of steel pipe sheets are connected to form an annular structure by bolts, the annular structure formed by the plurality of steel pipe sheets is connected with each other by longitudinal bolts, lining pipe sheets are required to be stuck in the pipe sheets after the steel pipe sheets are connected to form an annular structure, the lining pipe sheets are connected with each other by pipe sheet bolts, and the operation mode is complex, so that the assembly speed of the steel pipe sheets is slow.
Disclosure of Invention
Based on the above, the present invention aims to provide a fast assembled steel pipe sheet for a tunnel connection channel, so as to solve the technical problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the quick assembly type steel pipe sheet for the tunnel connecting channel comprises a steel pipe sheet main body and a connecting plate, wherein an installation groove is formed in the steel pipe sheet main body, and the connecting plate is movably installed in the installation groove;
a group of steel pipe sheet main body outer walls are provided with reserved grooves which are connected with the mounting grooves, a group of connecting plates are provided with pushing plates on the outer walls, the pushing plates are movably connected with the reserved grooves on the outer walls, and one ends of the pushing plates extend to the steel pipe sheet main body outer walls;
a group of steel pipe sheet main bodies are provided with grouting holes connected with the mounting grooves and are provided with grouting openings, a plurality of groups of connecting plates are all in hollow design, and a plurality of groups of connecting plates are provided with grouting grooves, one ends of the grouting grooves are provided with arc grooves, and soft plates matched with the grooves are movably arranged on the arc grooves.
Through adopting above-mentioned technical scheme, when installing the annular channel, five steel-pipe piece main part concatenation back of group, the external hydraulic equipment of push pedal one end, hydraulic equipment promotes the push pedal and displaces to drive a set of connecting plate and displace in the mounting groove, and promote adjacent connecting plate and displace, make many sets of connecting plate one end all get into inside the adjacent mounting groove, thereby make many sets of steel-pipe piece main parts connect, carry out fast assembly with the steel-pipe piece main part, increase efficiency of construction.
The invention is further provided with a plurality of groups of mounting holes connected with the arc-shaped grooves at one end of each of the plurality of groups of connecting plates, the inner walls of the plurality of groups of mounting holes are movably provided with limiting rods, and one ends of the plurality of groups of limiting rods are movably connected with the outer wall of the soft board.
Through adopting above-mentioned technical scheme, after cement thick liquid gets into the mounting groove, and inside entering grouting groove, pack grouting groove inside to extrude the soft board, make the soft board get into the arc wall in, and extrude the gag lever post, make the gag lever post displacement.
The invention is further provided that a plurality of groups of limiting holes are formed in the inner walls of the mounting grooves, and the plurality of groups of limiting rods are respectively and movably connected with the corresponding limiting holes.
Through adopting above-mentioned technical scheme, after the connecting plate removes, gag lever post one end is corresponding with the spacing hole, and the soft board gets into in the arc wall, extrudees the gag lever post for gag lever post one end gets into inside the spacing hole, has further increased the stability after the steel-pipe sheet main part equipment.
The invention is further arranged that the outer wall of the contact end of the push plate and the inner wall of the reserved groove is attached with a rubber protection layer, and a plurality of groups of installation groove inner walls are attached with rubber protection layers.
Through adopting above-mentioned technical scheme, through the setting of push pedal outer wall rubber inoxidizing coating, increase the push pedal behind removing, the leakproofness between push pedal and the reservation groove, when avoiding cementing thick liquid, cement thick liquid flows from the reservation groove.
The invention is further characterized in that the outer wall of one side of the steel pipe sheet main body is provided with a groove, the outer wall of the other side of the steel pipe sheet main body is provided with a convex block matched with the groove, and the inner wall of the groove is attached with a sealing strip.
Through adopting above-mentioned technical scheme, the recess is connected with the lug to set up the sealing strip in the recess, when placing cement thick liquid and passing through first preformed hole and second preformed hole, avoid cement thick liquid to spill, increase the leakproofness.
The invention is further characterized in that one side of each of the plurality of groups of steel pipe sheet main bodies is provided with a plurality of groups of first preformed holes connected with the mounting groove, and limiting seats are arranged in each of the plurality of groups of first preformed holes.
Through adopting above-mentioned technical scheme, when cementing thick liquid in the mounting groove, inside the steel-pipe piece main part that will cement thick liquid conduct to adjacent through first preformed hole, perhaps receive the cement thick liquid in the adjacent steel-pipe piece main part.
The invention is further characterized in that a plurality of groups of second preformed holes connected with the mounting grooves are formed in the other side of the steel pipe sheet main body, mounting seats are arranged in the second preformed holes, and limit columns are movably arranged on the inner walls of the mounting seats.
Through adopting above-mentioned technical scheme, when cementing thick liquid in the mounting groove, inside the second preformed hole conducted the cement thick liquid to adjacent steel-pipe piece main part, perhaps received the cement thick liquid in the adjacent steel-pipe piece main part.
The invention further provides that a plurality of groups of the limiting seats and a plurality of groups of the mounting seats are all mounted through the triangular supports, and the plurality of groups of the limiting seats are all provided with butt joint holes matched with the limiting columns.
Through adopting above-mentioned technical scheme, erect installation limit seat and mount pad through the triangle support for cement slurry in first preformed hole and the second preformed hole can cross stream each other when annotating the grout, accelerate the grout injection rate, increase the efficiency of construction, and spacing post one end is connected with limit seat inner wall after, increases two adjacent steel-pipe piece main part stability.
The invention is further provided with a plurality of groups of springs which are arranged on the inner walls of the mounting seats, one ends of the springs are connected with the limiting columns, one ends of the limiting columns are provided with rubber protection layers, and one ends of the limiting columns are respectively and movably connected with the limiting seats.
Through adopting above-mentioned technical scheme, adjacent steel-pipe piece main part is the staggered installation to with multiunit first preformed hole respectively with multiunit second preformed hole corresponding, if on when installing, spacing post is pressed and is got into inside the mount pad, and rotate the adjustment steel-pipe piece main part, make multiunit first preformed hole respectively with multiunit second preformed hole corresponding, the spring produces thrust to spacing post, make spacing post one end get into inside the limit seat, increase the stability after the installation of adjacent steel-pipe piece main part.
In summary, the invention has the following advantages:
according to the invention, the mounting grooves and the connecting plates are arranged, when the single-layer annular channel is mounted, after the five groups of steel pipe sheet bodies are spliced, one end of the push plate is externally connected with the hydraulic equipment, the hydraulic equipment pushes the push plate to displace, so that one group of connecting plates is driven to displace in the mounting grooves, and the adjacent connecting plates are pushed to displace, so that one ends of the groups of connecting plates enter the adjacent mounting grooves, the groups of steel pipe sheet bodies are connected, the steel pipe sheet bodies are rapidly assembled, and the construction efficiency is increased.
According to the invention, the first preformed holes and the second preformed holes are arranged, when the multi-layer annular channel is installed, the steel pipe sheet main bodies of the adjacent single-layer annular channels are installed in a staggered manner, and the plurality of groups of first preformed holes are respectively corresponding to the plurality of groups of second preformed holes, so that one end of the limiting column enters the inside of the limiting seat, the stability of the adjacent steel pipe sheet main bodies after being installed is improved, and when cement slurry is injected, the cement slurry enters the inside of the adjacent steel pipe sheet main bodies through the first preformed holes and the second preformed holes, the grouting speed is increased, and the construction efficiency is improved.
Drawings
Fig. 1 is a schematic assembly view of a single-layer steel pipe sheet main body of a fast assembled steel pipe sheet for a tunnel connection channel according to the present invention;
FIG. 2 is an enlarged view of the invention at A of FIG. 1;
fig. 3 is a schematic view of assembly of a multi-layer steel pipe sheet body of a rapidly assembled steel pipe sheet for a tunnel junction channel according to the present invention;
fig. 4 is a schematic diagram of a reserved groove of a fast assembled steel pipe sheet for a tunnel connection channel according to the present invention;
FIG. 5 is an enlarged view of the invention at B of FIG. 4;
fig. 6 is a schematic diagram of a push plate of a rapidly assembled steel pipe sheet for a tunnel junction channel according to the present invention;
fig. 7 is a schematic diagram illustrating movement of a connecting plate of a rapidly assembled steel pipe sheet for a tunnel connection channel according to the present invention;
FIG. 8 is a side cross-sectional view of a steel pipe sheet body of a quick-assembly steel pipe sheet for a tunnel junction channel according to the present invention;
fig. 9 is a schematic view of a connecting plate of a fast assembled steel pipe sheet for a tunnel junction channel according to the present invention;
fig. 10 is a schematic view of a flexible board of a rapidly assembled steel pipe sheet for a tunnel junction channel according to the present invention;
fig. 11 is an exploded view of a mounting seat of a rapidly assembled steel pipe sheet for a tunnel connection channel and an inner structure of the mounting seat according to the present invention.
In the figure: 1. a steel pipe sheet main body; 2. a grouting port; 3. a groove; 4. a bump; 5. a first preformed hole; 6. a limit seat; 7. a second preformed hole; 8. a mounting base; 9. a limit column; 10. a spring; 11. a reserved groove; 12. a push plate; 13. a connecting plate; 14. a mounting groove; 15. a limiting hole; 16. grouting grooves; 17. a mounting hole; 18. a flexible board; 19. and a limit rod.
Description of the embodiments
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
Hereinafter, an embodiment of the present invention will be described in accordance with its entire structure.
The rapid assembly type steel pipe sheet for the tunnel connecting channel comprises a steel pipe sheet main body 1 and a connecting plate 13, wherein a mounting groove 14 is formed in the steel pipe sheet main body 1, the connecting plate 13 is movably mounted in the mounting groove 14, a single-layer annular channel is formed after the five groups of steel pipe sheet main bodies 1 are mounted, and the tunnel connecting channel is formed by splicing multiple layers of annular channels;
the outer walls of one group of steel pipe sheet main bodies 1 are provided with reserved grooves 11 which are connected with mounting grooves 14, the outer walls of one group of connecting plates 13 are provided with pushing plates 12, the outer walls of the pushing plates 12 are movably connected with the inner walls of the reserved grooves 11, one ends of the pushing plates 12 extend to the outer walls of the steel pipe sheet main bodies 1, after the five groups of steel pipe sheet main bodies 1 are spliced to form a single-layer annular channel, one ends of the pushing plates 12 are externally connected with hydraulic equipment, the hydraulic equipment pushes the pushing plates 12 to displace, so that one group of connecting plates 13 are driven to displace in the mounting grooves 14, adjacent connecting plates 13 are pushed to displace, one ends of the groups of connecting plates 13 enter the inside of the adjacent mounting grooves 14, so that the groups of steel pipe sheet main bodies 1 are connected, the steel pipe sheet main bodies 1 are assembled quickly, and the construction efficiency is improved;
the grouting hole that a set of steel-pipe sheet main part 1 was offered and is connected with mounting groove 14 installs slip casting mouth 2, and a constructor is with slip casting equipment connection slip casting mouth 2, infuses cement thick liquid to inside steel-pipe sheet main part 1, and multiunit connecting plate 13 is the fretwork design, and grouting groove 16 has all been offered to multiunit connecting plate 13, and the quick filling of cement thick liquid is convenient for, and arc wall movable mounting has all been offered to multiunit grouting groove 16 one end has been offered with recess assorted soft board 18, and cement thick liquid extrudes soft board 18 to make soft board 18 get into the arc wall.
Referring to fig. 7-10, a plurality of sets of mounting holes 17 connected with the arc grooves are formed at one end of each of the plurality of sets of connecting plates 13, a limiting rod 19 is movably mounted on the inner wall of each of the plurality of sets of mounting holes 17, one end of each of the plurality of sets of limiting rods 19 is movably connected with the outer wall of the flexible board 18, after cement slurry enters the mounting groove 14 and enters the grouting groove 16, the grouting groove 16 is filled, so that the flexible board 18 is extruded, the flexible board 18 enters the arc grooves, the limiting rods 19 are extruded, and the limiting rods 19 are displaced.
Referring to fig. 7-10, the inner walls of the plurality of sets of mounting grooves 14 are provided with a plurality of sets of limiting holes 15, and a plurality of sets of limiting rods 19 are movably connected with the corresponding limiting holes 15 respectively, after the connecting plate 13 moves, one end of each limiting rod 19 corresponds to each limiting hole 15, the soft plate 18 enters the arc-shaped groove to squeeze the limiting rods 19, so that one end of each limiting rod 19 enters the limiting hole 15, and the stability of the assembled steel pipe sheet main body 1 is further improved.
Referring to fig. 6-7, a rubber protection layer is attached to the outer wall of the contact end between the push plate 12 and the inner wall of the reserved groove 11, and rubber protection layers are attached to the inner walls of the plurality of groups of mounting grooves 14, so that the tightness between the push plate 12 and the reserved groove 11 is improved after the push plate 12 moves through the arrangement of the rubber protection layers on the outer walls of the push plate 12, and the cement slurry is prevented from flowing out of the reserved groove 11 when the cement slurry is injected.
Referring to fig. 1-5, a groove 3 is formed in an outer wall of one side of a steel pipe sheet main body 1, a bump 4 matched with the groove 3 is mounted on an outer wall of the other side of the steel pipe sheet main body 1, a sealing strip is attached to an inner wall of the groove 3, the groove 3 is connected with the bump 4, and a sealing strip is arranged in the groove 3, so that when cement slurry is placed through a first reserved hole 5 and a second reserved hole 7, leakage of the cement slurry is avoided, and sealing performance is improved.
Referring to fig. 1-2, a plurality of groups of first preformed holes 5 connected with the mounting grooves 14 are formed on one side of each of the plurality of groups of steel pipe sheet main bodies 1, and limiting seats 6 are mounted in each of the plurality of groups of first preformed holes 5, so that when cement slurry is injected into the mounting grooves 14, the cement slurry is conducted into the adjacent steel pipe sheet main bodies 1 through the first preformed holes 5, or the cement slurry in the adjacent steel pipe sheet main bodies 1 is received.
Referring to fig. 4-5, the other side of the plurality of groups of steel pipe sheet main bodies 1 is provided with a plurality of groups of second preformed holes 7 connected with the mounting grooves 14, the inside of each of the plurality of groups of second preformed holes 7 is provided with a mounting seat 8, the inner walls of each of the plurality of groups of mounting seats 8 are movably provided with a limit column 9, and when cement slurry is injected into the mounting grooves 14, the cement slurry is conducted into the inside of the adjacent steel pipe sheet main bodies 1 through the second preformed holes 7, or the cement slurry in the adjacent steel pipe sheet main bodies 1 is received.
Referring to fig. 1-5, the plurality of sets of limiting seats 6 and the plurality of sets of mounting seats 8 are all installed through triangular supports, and the plurality of sets of limiting seats 6 are all provided with butt joint holes matched with the limiting columns 9, and the limiting seats 6 and the mounting seats 8 are installed through erection of the triangular supports, so that cement slurry in the first reserved holes 5 and the second reserved holes 7 can flow in series when cement slurry is injected, the cement slurry injection speed is accelerated, the construction efficiency is improved, and after one end of each limiting column 9 is connected with the inner wall of each limiting seat 6, the stability of two adjacent sets of steel pipe sheet main bodies 1 is improved.
Referring to fig. 5-11, springs 10 are installed on inner walls of the plurality of sets of installation seats 8, one ends of the springs 10 are connected with the limiting columns 9, rubber protection layers are installed on one ends of the plurality of sets of limiting columns 9, one ends of the plurality of sets of limiting columns 9 are movably connected with the plurality of sets of limiting seats 6 respectively, adjacent steel pipe sheet main bodies 1 are installed in a staggered manner, the plurality of sets of first reserved holes 5 are corresponding to the plurality of sets of second reserved holes 7 respectively, if the plurality of sets of first reserved holes are not corresponding to each other during installation, the limiting columns 9 are pressed into the installation seats 8, the steel pipe sheet main bodies 1 are adjusted in a rotating mode, the plurality of sets of first reserved holes 5 are corresponding to the plurality of sets of second reserved holes 7 respectively, the springs 10 generate thrust on the limiting columns 9, one ends of the limiting columns 9 enter the inside of the limiting seats 6, and stability of the adjacent steel pipe sheet main bodies 1 after installation is improved.
The working principle of the invention is as follows: when the tunnel connecting channel formed by the steel pipe sheet main bodies 1 is installed, a constructor conveys a plurality of groups of steel pipe sheet main bodies 1 to an installation area through a conveying device, the constructor firstly installs the steel pipe sheet main bodies 1 from the bottom end and then supports and installs the steel pipe sheet main bodies 1 one by one, after the installation of five groups of steel pipe sheet main bodies 1 is completed, a single-layer annular channel is formed, and the tunnel connecting channel is formed by splicing a plurality of layers of annular channels;
after the five groups of steel pipe sheet main bodies 1 are spliced to form a single-layer annular channel, one end of a push plate 12 is externally connected with hydraulic equipment, the hydraulic equipment pushes the push plate 12 to displace, so that one group of connecting plates 13 are driven to displace in a mounting groove 14, adjacent connecting plates 13 are pushed to displace, one ends of the groups of connecting plates 13 enter the adjacent mounting groove 14, so that the groups of steel pipe sheet main bodies 1 are connected, and after the connecting plates 13 move, one ends of limiting rods 19 correspond to limiting holes 15, so that the steel pipe sheet main bodies 1 are assembled quickly, and the construction efficiency is improved;
when the assembly of the plurality of groups of steel pipe sheet main bodies 1 is completed, one constructor connects grouting equipment with a grouting port 2 and infuses cement slurry into the steel pipe sheet main bodies 1;
while cement slurry is infused, other constructors continue to install the steel pipe sheet main body 1 at one side of the single-layer annular channel, adjacent steel pipe sheet main bodies 1 are installed in a staggered mode, a plurality of groups of first reserved holes 5 are respectively corresponding to a plurality of groups of second reserved holes 7, if the steel pipe sheet main body 1 is not correspondingly installed, a limit column 9 is pressed into the installation seat 8, and the steel pipe sheet main body 1 is adjusted in a rotating mode, so that the plurality of groups of first reserved holes 5 are respectively corresponding to the plurality of groups of second reserved holes 7, a spring 10 generates thrust to the limit column 9, one end of the limit column 9 enters the limit seat 6, and stability of the adjacent steel pipe sheet main body 1 after installation is improved;
when cement slurry is injected, the cement slurry enters the adjacent steel pipe sheet main body 1 through the first preformed hole 5 and the second preformed hole 7, so that the grouting speed is increased, the construction efficiency is improved, the groove 3 is connected with the convex block 4, sealing strips are arranged in the groove 3, and when the cement slurry is placed through the first preformed hole 5 and the second preformed hole 7, the cement slurry is prevented from leaking out, and the tightness is improved;
after the cement slurry enters the mounting groove 14 and enters the grouting groove 16, the grouting groove 16 is filled, so that the soft board 18 is extruded, the soft board 18 enters the arc-shaped groove, the limiting rod 19 is extruded, one end of the limiting rod 19 enters the limiting hole 15, and the stability of the steel pipe sheet main body 1 after being assembled is further improved;
according to the invention, the steel pipe sheet main body 1 is quickly assembled through the arrangement of the mounting groove 14 and the connecting plate 13, so that the construction efficiency is increased, and the stability of the steel pipe sheet main body 1 after the steel pipe sheet main body 1 is subjected to grouting is further increased through the arrangement of the limiting rod 19.
Although embodiments of the invention have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the invention as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the invention, provided that such modifications are within the scope of the appended claims.
Claims (7)
1. The utility model provides a tunnel is quick assembled steel-pipe piece for connecting passageway, includes steel-pipe piece main part (1) and connecting plate (13), its characterized in that: a mounting groove (14) is formed in the steel pipe sheet main body (1), and a connecting plate (13) is movably mounted in the mounting groove (14);
a group of steel pipe piece main part (1) outer wall has seted up reservation groove (11) and is connected with mounting groove (14), a group of connecting plate (13) outer wall installs push pedal (12), and push pedal (12) outer wall and reservation groove (11) inner wall swing joint, push pedal (12) one end extends to steel pipe piece main part (1) outer wall, push pedal (12) one end external hydraulic equipment, and hydraulic equipment promotes push pedal (12) and shifts, a group of connecting plate (13) shift in mounting groove (14), and a group of connecting plate (13) promote adjacent a set of connecting plate (13) shift, multiunit connecting plate (13) one end extends into inside the adjacent mounting groove (14), multiunit steel pipe piece main part (1) are connected, make steel pipe piece main part (1) play the effect of quick assembly;
a group of grouting holes connected with the mounting grooves (14) are formed in the steel pipe sheet main body (1), grouting openings (2) are arranged in the grouting holes, grouting equipment is connected with the grouting openings (2) to infuse cement slurry into the steel pipe sheet main body (1), a plurality of groups of connecting plates (13) are hollow, a plurality of groups of connecting plates (13) are all provided with grouting grooves (16), one ends of a plurality of groups of grouting grooves (16) are all provided with arc grooves, soft plates (18) matched with the grooves are movably arranged at one ends of the grouting grooves, the soft plates (18) are extruded by the cement slurry, and the soft plates (18) enter the arc grooves;
a plurality of groups of mounting holes (17) connected with the arc-shaped grooves are formed in one end of each of the plurality of groups of connecting plates (13), limiting rods (19) are movably mounted on the inner walls of the plurality of groups of mounting holes (17), one end of each of the plurality of groups of limiting rods (19) is movably connected with the outer wall of the soft board (18), cement slurry enters the mounting grooves (14) and then enters the grouting grooves (16), the grouting grooves (16) are filled, the soft board (18) is extruded, the soft board (18) enters the arc-shaped grooves, the limiting rods (19) are extruded, and the limiting rods (19) are displaced;
the inner wall of each mounting groove (14) is provided with a plurality of groups of limiting holes (15), each group of limiting rods (19) is movably connected with the corresponding limiting hole (15), one end of each limiting rod (19) corresponds to each limiting hole (15) after the connecting plate (13) moves, the soft plate (18) enters the arc-shaped groove, the limiting rods (19) are extruded, and one end of each limiting rod (19) enters the inside of each limiting hole (15).
2. The quick assembly steel pipe sheet for a tunnel junction passageway of claim 1, wherein: the outer wall of the contact end of the push plate (12) and the inner wall of the reserved groove (11) is adhered with a rubber protection layer, and the inner walls of a plurality of groups of mounting grooves (14) are adhered with the rubber protection layers.
3. The quick assembly steel pipe sheet for a tunnel junction passageway of claim 1, wherein: the steel pipe sheet main part (1) one side outer wall has seted up recess (3), protruding block (4) with recess (3) assorted are installed to steel pipe sheet main part (1) opposite side outer wall, and recess (3) inner wall is attached with the sealing strip.
4. The quick assembly steel pipe sheet for a tunnel junction passageway of claim 1, wherein: a plurality of groups of first preformed holes (5) connected with the mounting grooves (14) are formed in one side of the steel pipe sheet main body (1), and limiting seats (6) are arranged in the first preformed holes (5).
5. The quick assembly steel pipe sheet for a tunnel junction tunnel of claim 4, wherein: the steel pipe sheet main part (1) opposite side of multiunit has all been seted up multiunit and has been connected second preformed hole (7) of mounting groove (14), multiunit second preformed hole (7) inside all installs mount pad (8), multiunit mount pad (8) inner wall all movable mounting has spacing post (9).
6. The quick assembly steel pipe sheet for a tunnel junction tunnel of claim 5, wherein: the limiting seats (6) and the mounting seats (8) are arranged through triangular supports, and butt joint holes matched with the limiting columns (9) are formed in the limiting seats (6).
7. The quick assembly steel pipe sheet for a tunnel junction tunnel of claim 6, wherein: the spring (10) is all installed to multiunit mount pad (8) inner wall, and spring (10) one end is connected with spacing post (9), multiunit spacing post (9) one end all installs the rubber protection layer, and multiunit spacing post (9) one end respectively with multiunit spacing seat (6) swing joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311394761.5A CN117128008B (en) | 2023-10-26 | 2023-10-26 | Quick assembly type steel pipe sheet for tunnel connecting channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311394761.5A CN117128008B (en) | 2023-10-26 | 2023-10-26 | Quick assembly type steel pipe sheet for tunnel connecting channel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117128008A CN117128008A (en) | 2023-11-28 |
| CN117128008B true CN117128008B (en) | 2024-02-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311394761.5A Active CN117128008B (en) | 2023-10-26 | 2023-10-26 | Quick assembly type steel pipe sheet for tunnel connecting channel |
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