CN217712609U - Tunnel roof movement joint waterproof construction - Google Patents
Tunnel roof movement joint waterproof construction Download PDFInfo
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- CN217712609U CN217712609U CN202220233165.3U CN202220233165U CN217712609U CN 217712609 U CN217712609 U CN 217712609U CN 202220233165 U CN202220233165 U CN 202220233165U CN 217712609 U CN217712609 U CN 217712609U
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- tunnel
- movement joint
- tunnel roof
- water receiving
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Abstract
The utility model relates to a tunnel roof movement joint waterproof construction, including the tunnel roof, the tunnel roof is concrete supporting structure, and it has tunnel movement joint to reserve between two adjacent tunnel roofs, paste outer formula rubber waterstop in tunnel movement joint's top, the outside of outer formula rubber waterstop is equipped with double-deck waterproof felt, the double-deck felt outsourcing that drains covers on outer formula rubber waterstop and cover the top at the tunnel roof, bury formula steel limit rubber waterstop in tunnel movement joint's the middle part is equipped with, and the below of movement joint is reserved has the slot position, be provided with stainless steel water receiving tank on the slot position, the utility model discloses triple waterproof construction has been set up in this tunnel roof movement joint waterproof construction to set up the stainless steel water receiving tank, if the timely water receiving of infiltration phenomenon appears, thereby reduce the loss, reduce the possibility of taking place harm, and water-proof effects is showing.
Description
Technical Field
The utility model relates to a tunnel waterproof field especially relates to a tunnel roof movement joint waterproof construction
Background
At present, with the prosperous progress of urban infrastructure, underground construction projects become an indispensable part in the development and construction of many cities, but the waterproof problem is one of the troubles of underground construction projects. According to statistics, more than about 70% of water seepage phenomena after underground engineering construction occur in deformation joints, construction joints and other detailed structures, the waterproof work is particularly important, the current construction method is difficult to achieve the expected purpose, and once water seepage occurs, a large amount of manpower and financial resources are invested for maintenance. And the treatment difficulty and the degree of harm can also be very big, therefore, how to effectively carry out waterproof difficult problem of tunnel roof movement joint.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a tunnel roof movement joint waterproof construction is provided to above-mentioned prior art current situation, can effectual solution seepage phenomenon, this tunnel roof movement joint waterproof construction has set up triple waterproof protection, has realized the water-proof effects of tunnel roof movement joint.
In order to achieve the above purpose, the utility model discloses the technical scheme who adopts is: the utility model provides a tunnel roof movement joint waterproof construction, includes the tunnel roof, the tunnel roof is concrete structure, has the tunnel movement joint between two adjacent tunnel roofs in advance, paste outer subsides formula rubber waterstop in the top of tunnel movement joint, the outside of pasting formula rubber waterstop outward is equipped with double-deck waterproof felt, double-deck waterproof felt outsourcing covers the top at the tunnel roof on outer subsides formula rubber waterstop, bury formula steel limit rubber waterstop in tunnel movement joint's middle part is equipped with, the below of movement joint is reserved flutedly, and its width is 160mm, highly is 30 mm's recess, install the stainless steel water receiving tank on the recess.
As a further improvement aiming at the technical scheme, the width of the double-layer waterproof felt which is covered above the tunnel top plate is 800mm.
As a further improvement aiming at the technical scheme, the embedded steel edge rubber is arranged on two side edges of the middle part of the deformation joint and is horizontally arranged in an inclined mode, and the inclined angle of the embedded steel edge rubber is 15-20 degrees.
As a further improvement aiming at the technical scheme, hanging lugs are arranged on two sides of the stainless steel water receiving tank and are provided with bolts and nuts, the hanging lugs are matched with the bolts and the nuts to fix the stainless steel water receiving tank below the deformation joint, a rubber pad is arranged between the hanging lugs and the nuts of the stainless steel water receiving tank, and the width of the rubber pad is 2cm.
As a further improvement aiming at the technical scheme, the stainless steel water receiving tank is 1.5mm thick and 100mm wide.
As the further improvement to the above technical scheme, deformation joint inside is filled with waterproof material, waterproof material includes polyethylene closed cell foam plastic board, meets water inflation rubber strip, polysulfide sealant, flexible fire prevention shutoff material, polyethylene closed cell foam plastic board, meet water inflation rubber strip, polysulfide sealant, flexible fire prevention shutoff material are filled in the deformation joint bottom in proper order.
As a further improvement aiming at the technical scheme, the width of the deformation joint is 20mm.
The beneficial effects of the utility model reside in that:
the utility model discloses paste outer formula rubber waterstop in tunnel movement joint's top, the outside of outer formula rubber waterstop is equipped with double-deck waterproof felt, with the double-deck felt outsourcing that drains on outer formula rubber waterstop to the cover is in the top of tunnel roof, buries formula steel limit rubber waterstop in the middle part of tunnel movement joint is equipped with, the utility model discloses an outer formula rubber waterstop that sets up on tunnel movement joint, double-deck waterproof felt, well bury formula steel limit rubber waterstop and form triple waterproof construction, play the waterproof effect of multilayer, the waterproof measure of the outer formula rubber waterstop of burying in the adoption and the application of plus double-deck waterproof felt can carry out waterproofly to the movement joint of tunnel roof, in addition to the movement joint is permeated, the utility model discloses be provided with the stainless steel water receiving tank in the below of movement joint, if the infiltration phenomenon appears in time to reduce the maintenance loss, reduce the possibility of taking place harm, and water-proof effects is showing.
Drawings
Fig. 1 is the overall structure schematic diagram of the tunnel roof deformation joint waterproof structure in embodiment 1.
Fig. 2 is the utility model discloses bury formula steel limit rubber waterstop structure sketch map in tunnel roof movement joint waterproof construction in embodiment 1.
In the figure, 1 is a tunnel top plate, 2 is a deformation joint, 3 is an external-pasting rubber waterstop, 31 is a double-layer waterproof felt, 4 is a middle-buried steel-edge rubber waterstop, 41 is a fixed steel bar, 42 is a main structural bar, 5 is a stainless steel water receiving tank, 51 is a nut bolt, 52 is a rubber pad, 6 is a polyethylene closed-cell foam plastic plate, 7 is a water-swelling rubber strip, 8 is polysulfide sealant, and 9 is a flexible fireproof plugging material.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Please refer to fig. 1-2, in embodiment 1, the utility model provides a tunnel roof deformation joint waterproof construction, including tunnel roof 1, tunnel roof 1 is concrete supporting construction, reserves tunnel deformation joint 2 between two adjacent tunnel roofs 1, and the seam width of deformation joint 2 is 20mm. Outer formula rubber waterstop 3 of pasting is pasted to tunnel movement joint 2's top, and the outside of outer formula rubber waterstop 3 of pasting is equipped with double-deck waterproof felt 31, and the width that covers in tunnel roof 1 top outside double-deck waterproof felt 31 is 800mm, and double-deck the felt outsourcing that drains covers on outer formula rubber waterstop 3 and cover in the top of tunnel roof 1, and through double-deck waterproof felt 31's prevention of seepage permeability, effectual prevention rivers get into in movement joint 2. In this embodiment, bury formula steel limit rubber waterstop 4 in being equipped with at the middle part of movement joint 2, bury formula steel limit rubber waterstop 4 in will and locate the both sides limit at movement joint 2 middle part and the horizontal tilt sets up, bury formula steel limit rubber waterstop 4 in and fix through fixed steel bar 41, bury formula steel limit rubber waterstop 4's stability in improving, tunnel roof 1's inside is including structure owner muscle 42, and the angle of burying formula steel limit rubber waterstop 4 slope in is 15-20 degrees. Through paste formula rubber waterstop 3 outward, bury formula steel-edged rubber waterstop 4 in, double-deck waterproof felt 31 constitutes tunnel roof movement joint waterproof construction's triple protection, improved tunnel roof 1's waterproof nature and prevention of seepage permeability to reduce the maintenance loss, reduce the possibility of taking place harm.
The embodiment of the utility model provides a when specifically realizing, it is 160mm to reserve the width in the below of movement joint 2, the height is 30 mm's recess, be provided with stainless steel water receiving tank 5 on the recess, stainless steel water receiving tank 5's thickness is 1.5mm, the width is 100mm, stainless steel water receiving tank 5 both sides are provided with the hangers, the hangers is equipped with bolt and nut, the hangers adopts the cooperation of bolt and nut to fix stainless steel water receiving tank 5 in the below of movement joint 2, wherein nut bolt 51's interval is M10X50, be provided with rubber pad 52 between 5 hangers of stainless steel water receiving tank and the nut, it can increase the area of contact of bolt and nut to set up rubber pad 52, reduce pressure, prevent that bolt and nut are not hard up, play the effect of protection bolt and nut, rubber pad 52 still plays the realization and is the direct mechanical seal between bolt and the nut, prevent that bolt and nut from receiving pressure between the two. Specifically, the utility model discloses a rubber pad 52 width is 2cm, sets up stainless steel water receiving tank 5 and is the last waterproof barrier of formation for tunnel roof movement joint, leads to other waterproof material to all lose efficacy after the infiltration volume is big, and accessible stainless steel water receiving tank 5 connects and takes out the unnecessary water of infiltration to the harm of maximum reduction infiltration water to tunnel inside has improved the security.
The utility model discloses in the preferred embodiment, the utility model discloses it has waterproof material to fill in deformation joint 2 is inside, and waterproof material includes polyethylene obturator foamed plastic board 6, meets water inflation rubber strip 7, polysulfide sealant 8, and waterproof material fills in from deformation joint 2 bottoms in proper order, fills in polyethylene obturator foamed plastic board 6 earlier, then fills in meeting water inflation rubber strip 7, carries out polysulfide sealant 8 fillets again and packs, and it is closely knit to block up with flexible fire prevention plugging material 9 at last.
Flexible fire prevention plugging material 9 is used for 2 holes of the closely knit movement joint of shutoff, has good fire prevention function, when getting on fire, can play the effect that prevents the conflagration and take place, also avoids quality of water such as rainwater simultaneously inside along the 2 infiltration tunnels of movement joint, prevents to produce harm to the tunnel is inside. The thickness of the polysulfide sealant 8 caulking filler is 50mm, the polysulfide sealant 8 has stable water leakage resistance and better cohesiveness to stone, wood and the like, and a layer of polysulfide sealant 8 is smeared to caulk the filler after the construction of the deformation joint 2 is finished, so that a layer of protective measures is covered, and the rainproof protection is effectively carried out. The thickness of the water-swelling rubber strip 7 is 20mm, the water-swelling rubber strip 7 generates 2-3 times of swelling deformation after meeting water, all irregular surfaces, cavities and gaps of the joint are filled with the water-swelling rubber strip, and huge contact pressure is generated at the same time, so that leakage is thoroughly prevented. The water-swelling rubber strip 7 is used as a leak stopping and sealing water stopping material, so that the consumption is saved, the characteristic of elastic fatigue caused by excessive compression of common elastic materials can be eliminated, and the waterproof effect is more reliable. The polyethylene closed cell foam board 6 has the thickness of 100mm, and has the characteristics of small density, high recovery rate and independent bubble structure. The waterproof paint has the advantages of low surface water absorption rate, good permeability resistance, resistance to corrosion of organic solvents such as acid, alkali, salt and oil, excellent aging resistance, and capability of serving as a final barrier of a waterproof structure to reduce the occurrence of permeability and reduce the occurrence of harm to the greatest extent.
The above description is only a preferred embodiment of the present invention, and the scope of the present invention should not be limited thereto, i.e. the present invention should be construed as being equally varied and modified according to the scope of the present invention.
Claims (6)
1. The utility model provides a tunnel roof movement joint waterproof construction which characterized in that: including the tunnel roof, the tunnel roof is concrete structure, and it has tunnel movement joint to reserve between two adjacent tunnel roofs, the formula rubber waterstop is pasted outward to the top of tunnel movement joint, the outside of pasting outward formula rubber waterstop is equipped with double-deck waterproof felt, double-deck waterproof felt outsourcing covers the top at the tunnel roof on formula rubber waterstop is pasted outward, bury formula steel limit rubber waterstop in tunnel movement joint's middle part is equipped with, the recess is reserved to the below of movement joint, and its width is 160mm, highly is 30 mm's recess, install the stainless steel water receiving tank on the recess.
2. The tunnel roof deformation joint waterproof structure of claim 1, wherein: the width of the double-layer waterproof felt covering the upper part of the tunnel top plate is 800mm.
3. The tunnel roof deformation joint waterproof structure of claim 1, wherein: the buried steel edge rubber is arranged on two side edges of the middle part of the deformation joint and is horizontally arranged in an inclined mode, and the inclined angle of the buried steel edge rubber is 15-20 degrees.
4. The tunnel roof deformation joint waterproof structure of claim 2, wherein: the stainless steel water receiving tank is characterized in that hanging lugs are arranged on two sides of the stainless steel water receiving tank, each hanging lug is provided with a bolt and a nut, the stainless steel water receiving tank is fixed below the deformation joint through the cooperation of the bolts and the nuts, a rubber pad is arranged between each hanging lug of the stainless steel water receiving tank and the corresponding nut, and the width of the rubber pad is 2cm.
5. The tunnel roof deformation joint waterproof structure of claim 4, wherein: the stainless steel water receiving tank is 1.5mm thick and 100mm wide.
6. The tunnel roof deformation joint waterproof structure of claim 1, wherein: the width of the deformation joint is 20mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220233165.3U CN217712609U (en) | 2022-01-28 | 2022-01-28 | Tunnel roof movement joint waterproof construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220233165.3U CN217712609U (en) | 2022-01-28 | 2022-01-28 | Tunnel roof movement joint waterproof construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217712609U true CN217712609U (en) | 2022-11-01 |
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ID=83788862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220233165.3U Active CN217712609U (en) | 2022-01-28 | 2022-01-28 | Tunnel roof movement joint waterproof construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217712609U (en) |
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2022
- 2022-01-28 CN CN202220233165.3U patent/CN217712609U/en active Active
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