CN116446542B - Waterproof construction method for prefabricated waterproof material underground engineering - Google Patents
Waterproof construction method for prefabricated waterproof material underground engineering Download PDFInfo
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- CN116446542B CN116446542B CN202310706611.7A CN202310706611A CN116446542B CN 116446542 B CN116446542 B CN 116446542B CN 202310706611 A CN202310706611 A CN 202310706611A CN 116446542 B CN116446542 B CN 116446542B
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- 239000000463 material Substances 0.000 title claims abstract description 206
- 238000010276 construction Methods 0.000 title claims abstract description 28
- 238000007789 sealing Methods 0.000 claims abstract description 32
- 239000002245 particle Substances 0.000 claims abstract description 29
- 239000004567 concrete Substances 0.000 claims abstract description 21
- 239000011083 cement mortar Substances 0.000 claims abstract description 19
- 238000004078 waterproofing Methods 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 21
- 230000002093 peripheral effect Effects 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 239000010426 asphalt Substances 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 16
- 230000002787 reinforcement Effects 0.000 claims description 12
- 239000005060 rubber Substances 0.000 claims description 12
- 238000003825 pressing Methods 0.000 claims description 11
- 239000004744 fabric Substances 0.000 claims description 10
- 230000017525 heat dissipation Effects 0.000 claims description 9
- 239000012943 hotmelt Substances 0.000 claims description 9
- 238000010008 shearing Methods 0.000 claims description 8
- 238000005485 electric heating Methods 0.000 claims description 7
- 239000002390 adhesive tape Substances 0.000 claims description 6
- 238000005056 compaction Methods 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 238000002955 isolation Methods 0.000 claims description 5
- 239000003973 paint Substances 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 25
- 230000002035 prolonged effect Effects 0.000 abstract description 6
- 230000003014 reinforcing effect Effects 0.000 abstract description 5
- 238000004891 communication Methods 0.000 description 4
- 239000012528 membrane Substances 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
- E02D31/025—Draining membranes, sheets or fabric specially adapted therefor, e.g. with dimples
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/665—Sheets or foils impervious to water and water vapor
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Life Sciences & Earth Sciences (AREA)
- Civil Engineering (AREA)
- Electromagnetism (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Road Paving Structures (AREA)
Abstract
The application provides a waterproof construction method of a prefabricated waterproof material underground engineering, which comprises the following steps: s1, a first prefabricated waterproof material is laid on the surface of a cushion layer in an empty mode, concrete is poured on the surface of a waterproof particle layer of the first prefabricated waterproof material, and a post-pouring concrete bottom plate is formed; s2, building a vertical wall on one surface of the prefabricated waterproof material, and reserving an upturned part for turning up by a person at the joint of the bottom plate and the vertical wall; s3, turning up the upturned part to enable the upturned part to be adhered with the cement mortar layer; s4, paving the second prefabricated waterproof material on the outer side surface of the vertical wall, and enabling the second prefabricated waterproof material to be partially overlapped and covered on the first prefabricated waterproof material; bonding the lap joint positions, and reinforcing and sealing the two nodes of the prefabricated waterproof material; and S5, paving the other prefabricated waterproof materials II on the outer side surface of the vertical wall in sequence, bonding the lap joint positions, and reinforcing and sealing the joints of the prefabricated waterproof materials II. Based on the construction method, one laying and two waterproofing are realized, the waterproof effect of the waterproof weak point of the building underground engineering can be enhanced, and the effective life of the waterproof engineering is prolonged.
Description
Technical Field
The application relates to the technical field of underground engineering waterproof construction, in particular to a waterproof construction method for an underground engineering of a prefabricated waterproof material.
Background
The quality of the waterproof and impervious effects of the engineering directly influences the service life of the building. In the underground waterproof engineering, a cushion layer is formed by excavating and filling an underground foundation; after the cushion layer is finished, before pouring concrete to form a post-pouring concrete bottom plate, a waterproof layer is paved; after the building wall is built, waterproof materials are paved on the surface of the vertical wall so as to enhance the waterproof effect of the vertical wall.
The paving method of the waterproof material comprises a dry paving method and a wet paving method, wherein the wet paving method needs to coat a layer of cement mortar on the wall surface, and then the waterproof material is paved on the wall surface. However, in the process of laying waterproof materials, gaps between the standing wall and the ground, concrete sedimentation cracks and gaps between adjacent waterproof materials serve as waterproof weak points, hidden dangers of water seepage and water leakage exist, and particularly after the waterproof materials are used for 1-2 years, the possibility of leakage is high, and how to enhance the waterproof effect of the waterproof weak points becomes a problem to be solved in building engineering.
Disclosure of Invention
The application provides a waterproof construction method of a prefabricated waterproof material underground engineering, which aims to enhance the waterproof effect of waterproof weak points on the waterproof surface of the underground engineering.
The application provides a waterproof construction method for a prefabricated waterproof material underground engineering, which adopts the following technical scheme:
a waterproof construction method of a prefabricated waterproof material underground engineering comprises the following steps:
s1, a first waterproof material is laid on the surface of a cushion layer in an empty mode, and a waterproof particle layer of the first waterproof material is arranged upwards; pouring concrete on the waterproof particle layer of the first prefabricated waterproof material to form a post-pouring concrete bottom plate;
s2, building a vertical wall on one surface of the prefabricated waterproof material, and reserving an upturned part for turning up by personnel at the joint of the post-cast concrete bottom plate and the vertical wall;
s3, coating a cement mortar layer on the outer side of the vertical wall, and turning up the upturned part to enable the upturned part to be adhered with the cement mortar layer;
s4, paving a waterproof particle layer of the prefabricated waterproof material II on the outer side surface of the vertical wall, and enabling the waterproof particle layer to be partially overlapped and covered on the prefabricated waterproof material I; carrying out hot melt bonding or adhesive tape bonding on the lap joint position, and carrying out node reinforcement and sealing on the prefabricated waterproof material II;
s5, paving the other prefabricated waterproof materials II on the outer side surface of the vertical wall sequentially from bottom to top, and overlapping the prefabricated waterproof materials II positioned above with the prefabricated waterproof materials II below in a local mode; and (3) carrying out hot melt bonding on the lap joint positions, and sequentially carrying out node reinforcement and sealing on each prefabricated waterproof material II.
By adopting the technical scheme, when the waterproof engineering construction is carried out, the prefabricated waterproof material is laid on the cushion layer in an empty mode, so that the waterproof particle layer faces upwards; after the vertical wall is built, the upper turning part is reserved at the joint of the post-cast concrete bottom plate and the vertical wall and at the edge of the material, and the upper turning part is turned up to wrap the bottom area of the outer side surface of the vertical wall, so that the waterproof effect of a gap between the vertical wall and the ground can be enhanced, and the possibility of water seepage and water leakage is reduced.
After the upturned parts are firmly paved on the vertical wall, paving the prefabricated waterproof materials II from bottom to top in sequence, and reinforcing and sealing the joints to ensure that the prefabricated waterproof materials II can be stably positioned, so that the possibility of sliding and shifting when the prefabricated waterproof materials II are paved and affecting the waterproof effect is reduced; after the second prefabricated waterproof material is paved, the second prefabricated waterproof material positioned above is partially covered on the upturned part below or the second prefabricated waterproof material below, and the lap joint position is bonded and fixed by hot melt bonding or by adopting a special adhesive tape, so that the waterproof effect of the lap joint position of the adjacent waterproof materials can be further enhanced, the whole standing wall can maintain a good waterproof effect, and the service life of a waterproof project can be prolonged.
Optionally, the node reinforcement seal used in S4 or S5 includes:
1) Sleeving a water-swelling water stop ring on the nail body, and fixing the prefabricated waterproof material II on the vertical wall by using the nail body;
2) The water-swelling water stop ring is abutted against the vertical wall, and sealing paint is coated around the water-swelling water stop ring.
Through adopting foretell technical scheme, use the nail body to carry out the node to prefabricated waterproof material two and consolidate, can reduce the possibility of prefabricated waterproof material two skew downwards to through meeting the cooperation of water inflation water stop ring and sealing coating with the waterproof sealing of nail body reinforcing position, can make prefabricated waterproof material two whole keep good waterproof effect, the life of extension waterproof engineering.
Optionally, the first prefabricated waterproof material used in the step S1 comprises an isolation film layer, a first modified asphalt waterproof layer, a base cloth layer, a second modified asphalt waterproof layer and a waterproof particle layer which are sequentially arranged from inside to outside.
By adopting the technical scheme, when the upturned part is turned up to be attached to the outer side surface of the vertical wall, the waterproof particle layer is positioned on one side, close to the vertical wall, of the prefabricated waterproof material; the waterproof particle layer can be better adhered and fixed with cement mortar due to the rough surface, so that the prefabricated waterproof material is fully adhered to the outer side surface of the vertical wall. The base cloth layer is used as a main matrix of the prefabricated waterproof material I, and waterproof layers arranged on two sides of the base cloth layer can enable the waterproof material to have excellent waterproof effect. The arrangement of the isolation film layer can achieve good protection effect on the modified asphalt waterproof layer.
Optionally, in S4 or S5, paving the prefabricated waterproof material two by using a paving device; the paving device comprises a frame assembly, a movable base movably arranged on the frame assembly and an unreeling mechanism arranged on the movable base;
the unreeling mechanism comprises an unreeling roller arranged on the movable base, a flattening roller rotatably arranged on the movable base and a fixed roller fixedly arranged on the movable base, wherein the unreeling roller is used for placing a rolled prefabricated waterproof material II, and a single piece of prefabricated waterproof material II passes through the flattening roller and the fixed roller; the outer peripheral surface of the flattening roller is provided with a plurality of negative pressure holes I, and a negative pressure generating mechanism for providing negative pressure is arranged in the flattening roller so as to realize that the prefabricated waterproof material II is smoothly adsorbed in the negative pressure holes I after unreeling;
a longitudinal moving mechanism is arranged between the moving base and the frame assembly and is used for driving the pushing roller to approach or depart from the vertical wall; the frame assembly is provided with a pinch roller which is movably connected with the frame assembly through a rotating mechanism; when the pushing roller extrudes the prefabricated waterproof material II to prop against the vertical wall, the rotating mechanism drives the pressing roller to prop against the free end of the waterproof material;
a transverse moving mechanism is arranged between the moving base and the longitudinal moving mechanism and is used for driving the flattening roller to move along the wall surface; the movable base is also provided with a cutting mechanism so as to realize that the second prefabricated waterproof material is cut off through the cutting mechanism after the horizontal moving mechanism drives the leveling pushing roller to level the second prefabricated waterproof material on the vertical wall; the cut prefabricated waterproof material II still has a free end extending to one side of the pushing roll close to the pressing roll.
By adopting the technical scheme, before the second prefabricated waterproof material is paved, the frame body is moved to the outer side of the vertical wall, the coiled second prefabricated waterproof material is placed on the unreeling roller, the free end of the second prefabricated waterproof material is pulled to pass through the space between the flattening roller and the fixing roller, and the second prefabricated waterproof material can be locally compressed by the flattening roller and the fixing roller; and then the second part of the prefabricated waterproof material is wound on the flattening roller, the second part of the prefabricated waterproof material can be adsorbed on the first negative pressure hole through the negative pressure generated by the negative pressure generating mechanism, and the free end of the second part of the prefabricated waterproof material extends to one side, close to the compression roller, of the flattening roller.
When the paving work is carried out, the movable base is driven to move by the transverse moving mechanism, so that the leveling roller presses the prefabricated waterproof material II on the side surface of the vertical wall; and then the pressing roller is driven to move by the rotating mechanism, so that the free end of the prefabricated waterproof material II is pressed on the side surface of the vertical wall by the pressing roller. Secondly, stopping the negative pressure generating mechanism, controlling the transverse moving mechanism to drive the moving base to move, enabling the leveling roller to move along the wall surface, and adhering the prefabricated waterproof material II to the cement mortar layer of the wall surface. Finally, after the moving base is moved, the negative pressure generating mechanism is enabled to work again, the waterproof material can be cut off through the cutting mechanism, the cut prefabricated waterproof material II still has a free end extending to one side of the pushing roller close to the pressing roller, and after each part is reset, the paving operation of the prefabricated waterproof material II can be carried out again.
Optionally, the negative pressure generating mechanism comprises a vacuum generator fixed on the bottom surface of the movable base and an air pressure cylinder fixed on the top surface of the movable base, and a vacuum port of the vacuum generator is communicated with the inside of the air pressure cylinder; the air pressure cylinder is positioned inside the flattening roller, the outer peripheral surface of the air pressure cylinder is coated with a sealing rubber cushion, and the sealing rubber cushion is abutted against the inner peripheral surface of the flattening roller; a negative pressure port is arranged between the air pressure cylinder and the sealing rubber cushion, and the negative pressure port is always opposite to the flattening roller, the fixing roller and the area between the flattening roller and the fixing roller.
By adopting the technical scheme, the sealing rubber pad is used for enabling the leveling roller to smoothly rotate when the movable base transversely moves; when the vacuum generator works, vacuum negative pressure is formed inside the air pressure cylinder, and the generated negative pressure suction force passes through the negative pressure port and the negative pressure hole I, so that the prefabricated waterproof material II can be subjected to negative pressure adsorption, and the effect that the free end of the prefabricated waterproof material II locally extends to one side of the pushing roller close to the pinch roller is achieved.
Optionally, the outer peripheral side of the flattening roller is adhered and coated with a flexible cushion sleeve, the outer peripheral surface of the flexible cushion sleeve is provided with a plurality of negative pressure holes II, and each negative pressure hole II is opposite to each negative pressure hole I respectively.
Through adopting foretell technical scheme, push away flat roller free rotation in-process, have part negative pressure hole one all the time and part negative pressure hole two just to communicating in the negative pressure hole, when longitudinal movement mechanism impel push away flat roller with prefabricated waterproof material two support tightly in the side of the upright wall after, flexible pad cover atress extrusion deformation, the air in the negative pressure hole two is by part exhaust, can improve the adsorption efficiency of butt position to prefabricated waterproof material two is firm to adsorb in pushing away flat roller.
Optionally, the cutting mechanism includes a first linear module vertically arranged on the moving base and a cutting wheel mounted on the moving end of the first linear module, and in an initial state, the cutting wheel is Yu Tui flat roller; the cutting wheel is connected with a transmission gear, a vertically arranged transmission rack is fixed at the top of the movable base, and the transmission gear and the transmission rack are meshed with each other for transmission.
By adopting the technical scheme, when the movable base moves to one side far away from the compaction roller along the wall surface, the cutting wheel is positioned at one side of the flattening roller close to the compaction roller; the cutting wheel is driven to move downwards through the first linear module, the cutting wheel can continuously rotate through the cooperation of the transmission gear and the transmission rack in the moving process, and then the cutting wheel can smoothly cut off the second prefabricated waterproof material, so that the next paving operation of the second prefabricated waterproof material is facilitated.
Optionally, the frame assembly is vertically fixed with a wedge column, the wedge column and the compaction roller are respectively positioned at two side edges of the frame assembly along the transverse moving direction of the moving base, and the wedge column is provided with a cutting groove for the cutting wheel to move through;
the movable base is movably connected with the movable end of the transverse moving mechanism; a guide seat is arranged between the movable base and the free end of the transverse moving mechanism, and is provided with a guide hole for the movable base to pass through and move; the guide hole comprises a horizontal pushing area and a retraction area connected with the horizontal pushing area, and the retraction area is positioned at one side of the wedge-shaped column far away from the vertical wall; the distance from the flat pushing area to the vertical wall is matched with the distance from the retreating area to the wedge-shaped column.
By adopting the technical scheme, the movable base is movably connected with the transverse moving mechanism, and is guided and limited by the guide hole of the guide seat when moving, and when the movable base moves to the retreating area, the movable base retreats in the direction away from the wedge-shaped column, so that the pushing roller is separated from the surface of the vertical wall and is abutted against one side, away from the vertical wall, of the wedge-shaped column, and two free ends of prefabricated waterproof materials which are long enough and are not bonded with cement mortar are reserved; then, the first linear module drives the cutting wheel to enter the cutting groove, so that the cutting effect of the second prefabricated waterproof material can be improved, and the second prefabricated waterproof material is ensured to be cut off smoothly.
Optionally, a plurality of heat dissipation holes are formed in part of the outer peripheral surface of the fixed roller, part of the heat dissipation holes are always opposite to the outer side surface of the vertical wall, and part of the heat dissipation holes are always opposite to the prefabricated waterproof material II; an electric heating tube for supplying heat is arranged in the fixed roller, and the electric heating tube is fixed on the movable base.
Through adopting foretell technical scheme, when horizontal movement mechanism drives the push-down roller along the wall removal, the heat that electrothermal tube work produced can carry out the stoving through the louvre, to cement mortar and prefabricated waterproof material two, and then strengthen the bonding strength between prefabricated waterproof material two and the cement mortar to a certain extent, extension prefabricated waterproof material two's effective life.
Optionally, the frame assembly includes a frame base, a lifting base, and a lifting mechanism disposed between the frame base and the lifting base; the movable base is movably arranged on the lifting base, and the pressing roller is fixed on the lifting base;
the lifting mechanism comprises a shearing fork frame and a power assembly, the shearing fork frame is provided with a connecting side and a movable side, the connecting side of the shearing fork frame is fixed between the lifting base and the frame base, and the movable side of the shearing fork frame is arranged between the lifting base and the frame base in a sliding manner; the power component is fixed on the frame base, and the movable end of the power component is rotatably connected to the movable side of the scissor frame and used for driving the scissor frame to be unfolded or folded.
Through adopting foretell technical scheme, through controlling power component action in order to order about to cut fork frame and expand, can drive lifting base and rise to it is high that prefabricated waterproof material second of next time spreads the required with the smooth lifting of movable base and pinch roller, greatly promotes the efficiency of construction of wall waterproof engineering.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the waterproof effect of the waterproof weak point on the surface of the vertical wall can be enhanced and the effective service life of the waterproof engineering can be prolonged by wrapping the bottom area of the outer side surface of the vertical wall by the upturned part and locally overlapping and covering the lower adjacent upturned part/the other prefabricated waterproof material II by the prefabricated waterproof material II;
2. the second prefabricated waterproof material is subjected to node reinforcement and sealing treatment, so that the possibility of downward deflection of the second prefabricated waterproof material can be reduced, the second prefabricated waterproof material always keeps a good mode effect, and the effective life of a waterproof project is prolonged;
3. the waterproof particle layer of the prefabricated waterproof material I can enhance the bonding strength between the prefabricated waterproof material I and the cement mortar so that the prefabricated waterproof material I is fully adhered to the outer side of the vertical wall;
4. the waterproof particle layer of the prefabricated waterproof material is bonded with the concrete, so that one-step paving and two-step waterproof effects can be realized, and the waterproof fortification level is improved.
Drawings
Fig. 1 is a schematic view of a layer structure of a first prefabricated waterproof material in the present embodiment;
FIG. 2 is a flow chart of the waterproof construction method of the underground works in the present embodiment;
fig. 3 is a schematic illustration of the laying of the first prefabricated waterproofing material in the present embodiment;
fig. 4 is a schematic diagram of laying a second prefabricated waterproof material in the present embodiment;
fig. 5 is a schematic view of a structure in which the second prefabricated waterproof material is subjected to node reinforcement and sealing in the present embodiment;
fig. 6 is a schematic structural view of the laying device in the present embodiment;
fig. 7 is a schematic view of a mounting part on the lifting base in the present embodiment;
FIG. 8 is a partial cross-sectional view of the lateral movement mechanism of the present embodiment, mainly showing the connection structure of the movement base and the connection base;
FIG. 9 is a schematic view of the construction of the paving apparatus after the removal of the moving base according to the present embodiment;
fig. 10 is a schematic partial sectional view of the leveling roller and the fixing roller in the present embodiment, which mainly shows the internal structures of the leveling roller and the fixing roller.
Reference numerals illustrate: 1. prefabricating a waterproof material I; 11. an isolation film layer; 12. a modified asphalt waterproof layer I; 13. a base fabric layer; 14. a modified asphalt waterproof layer II; 15. a waterproof particle layer; 16. an upturning part; 2. prefabricating a second waterproof material; 21. a nail body; 22. a water-swellable water stop ring; 23. sealing paint;
3. a frame assembly; 31. a frame base; 311. a walking wheel; 32. lifting the base; 33. a scissors fork; 34. a power assembly; 341. a first screw rod; 342. rotating a first motor; 35. a pinch roller; 36. a rotation mechanism; 361. rotating a second motor; 362. a rotating disc; 37. a wedge-shaped column; 371. cutting a groove;
4. a moving base; 41. l-shaped column blocks; 5. an unreeling mechanism; 51. an unreeling roller; 52. a flattening roller; 53. a fixed roller; 531. a heat radiation hole; 532. an electric heating tube; 54. a flexible cushion cover; 541. a negative pressure hole II; 6. a longitudinal movement mechanism; 61. a second linear module; 62. a longitudinally moving platform; 63. a slide rail slide block;
7. a lateral movement mechanism; 71. a third linear module; 72. a connecting seat; 721. a movable slot; 73. a guide seat; 731. a guide hole; 732. a horizontal pushing area; 733. a rollback area; 8. a negative pressure generating mechanism; 81. a vacuum generator; 82. an air compressing cylinder; 83. sealing rubber cushion; 831. a communication port; 9. a cutting mechanism; 91. a first linear module; 92. a cutting wheel; 93. a transmission gear; 94. and (5) driving the rack.
Detailed Description
The application is described in further detail below with reference to fig. 1-10.
The embodiment of the application discloses a waterproof construction method for an underground engineering of a prefabricated waterproof material.
The waterproof construction method for the prefabricated waterproof material underground engineering comprises the steps of firstly, and secondly, the prefabricated waterproof material 1 and the prefabricated waterproof material 2, wherein the specific composition of the prefabricated waterproof material 1 and the specific composition of the prefabricated waterproof material 2 are the same, the prefabricated waterproof material 1 is taken as an example for unfolding and describing, and the prefabricated waterproof material 2 is not unfolded and described again.
Referring specifically to fig. 1, a prefabricated waterproof material 1 comprises an isolation film layer 11, a modified asphalt waterproof layer 12, a tire base cloth layer 13, a modified asphalt waterproof layer 14 and a waterproof particle layer 15 which are sequentially arranged from inside to outside; the base cloth layer 13 is used as a main matrix of the prefabricated waterproof material I1, and the modified asphalt waterproof layer I12 and the modified asphalt waterproof layer II 14 on two opposite sides of the base cloth layer are respectively adhered to the base cloth layer 13, so that the base cloth layer 13 has excellent flexible waterproof effect, and the waterproof particle layer is adhered to the surface of the modified asphalt waterproof layer II 14 as an independent waterproof material to play a role in rigid waterproof. The isolating membrane layer 11 is formed by adhering a PP isolating membrane to the modified asphalt waterproof layer I12, so that the protecting effect can be achieved, and the surface of the isolating membrane layer 11 is smooth.
The waterproof particle layer 15 includes a plurality of particles which are adhered and embedded in the second modified asphalt waterproof layer 14 and are uniformly distributed on the second modified asphalt waterproof layer 14. The surface of the waterproof particle layer 15 is rough, and in the paving process of the prefabricated waterproof material I1, the waterproof particle layer 15 is positioned on one side of the prefabricated waterproof material I1 close to the vertical wall, so that the waterproof particle layer 15 is adhered and fixed with cement mortar, the prefabricated waterproof material I1 is fully adhered to the outer side surface of the vertical wall, and the good adhesive strength of the prefabricated waterproof material I1 is maintained; while the waterproof particle layer 15 is formed integrally with the vertical wall concrete.
In the underground waterproof engineering, concrete is directly poured on the waterproof particle layer 15; when weak points such as microcracks appear in the concrete structure layer, the waterproof particle layer 15 can penetrate into the weak points such as the concrete microcracks, so that the crystallization is produced to fill the concrete microcracks, and the leakage problem is solved.
Referring to fig. 2, the waterproof construction method of the prefabricated waterproof material underground engineering specifically comprises the following steps:
s1, referring to FIG. 3, a layer of prefabricated waterproof material I1 is laid on the surface of the cushion layer in an empty mode, and the side, provided with the waterproof particle layer 15, of the prefabricated waterproof material I1 faces upwards; concrete is poured on the waterproof particle layer 15 of the prefabricated waterproof material I1 to form a post-pouring concrete bottom plate.
S2, building a vertical wall on the surface of the first prefabricated waterproof material 1, and reserving an upturned part 16 for people to turn up at the joint of the post-cast concrete bottom plate and the vertical wall.
S3, referring to FIG. 4, coating a cement mortar layer on the outer side of the vertical wall, and turning up the upturned part 16 to enable the upturned part 16 to wrap the bottom edge of the vertical wall; the upturned part 16 is adhered with the cement mortar layer, and the upturned part 16 is flattened, so that the upturned part 16 is fully adhered to the outer side surface of the vertical wall. The upturned portion 16 is required to be bonded smoothly during construction, and no bulge or local distortion and buckling phenomenon exists.
S4, paving the prefabricated waterproof material II 2 on the outer side surface of the vertical wall, and enabling the bottom area of the prefabricated waterproof material II 2 to be partially overlapped and covered on the prefabricated waterproof material I1; and (3) carrying out hot melt bonding on the lap joint position or adopting a special adhesive tape for fixing, and carrying out node reinforcement and sealing on the prefabricated waterproof material II 2. When in construction, the second prefabricated waterproof material 2 needs to be bonded smoothly, and no bulge or local distortion and buckling phenomenon exists.
S5, paving the other prefabricated waterproof materials II 2 on the outer side surface of the vertical wall sequentially from bottom to top, and partially overlapping and covering the bottom area of the prefabricated waterproof material II 2 above with the prefabricated waterproof material II 2 below; and (3) carrying out hot melt bonding on the lap joint positions or fixing by adopting special adhesive tapes, and sequentially carrying out node reinforcement and sealing on each prefabricated waterproof material II 2. When in construction, the second prefabricated waterproof material 2 needs to be bonded smoothly, and no bulge or local distortion and buckling phenomenon exists.
With reference to fig. 5, the node reinforcement seal used in S4 or S5 includes:
1) Sleeving a water-swelling water stop ring 22 on the nail body 21, and fixing the prefabricated waterproof material II 2 on the vertical wall by using the nail body 21; the number of the fixing nails 21 may be 1 or more, and may be selectively set according to the actual construction requirement.
2) The water-swelling water stop ring 22 is abutted against the vertical wall, and sealing paint 23 is coated around the water-swelling water stop ring 22; the sealing coating 23 fills up the gap between the water-swellable water stop ring 22 and the vertical wall, so that the reinforcing position maintains good waterproof sealing effect. The seal coat 23 may be a composite material having a good waterproof effect such as epoxy resin or modified asphalt.
In addition, in the construction process of S4 or S5, after the worker turns up the upturned portion 16 and adheres the upturned portion 16 to the outer side surface of the standing wall, cement mortar is applied to the surface of the standing wall, and each prefabricated waterproof material two 2 is paved on the surface of the standing wall by using a paving device. After the automatic paving of the prefabricated waterproof material II 2 is finished, the prefabricated waterproof material II is subjected to node reinforcement sealing and hot melt bonding at the lap joint position in sequence, so that the construction efficiency of the waterproof engineering can be greatly improved, and the construction period is shortened.
Specifically, referring to fig. 6, the laying device includes a frame assembly 3, a moving base 4 movably provided to the frame assembly 3, and an unreeling mechanism 5 mounted to the moving base 4. The frame assembly 3 comprises a frame base 31, a lifting base 32 and a lifting mechanism, wherein a travelling wheel 311 for the frame assembly 3 to walk is arranged at the bottom of the frame base 31; the lifting mechanism is disposed between the frame base 31 and the lifting base 32, and is used for driving the lifting base 32 to vertically lift.
The lifting mechanism comprises a scissor frame 33 and a power assembly 34, wherein the scissor frame 33 comprises two hinged rod groups which are symmetrically hinged, the specific structure of the lifting mechanism is of a conventional design, and the lifting mechanism is not unfolded one by one; one group of articulated rod groups is used as the connecting side of the scissor frame 33 and is fixedly connected with the frame base 31 and the lifting base 32 respectively; the other group of hinge rod groups are slidably connected to the frame base 31 and the lift base 32 as the movable side of the scissor frame 33.
The power assembly 34 comprises a first screw 341 and a first rotating motor 342, the first screw 341 is rotatably arranged on the frame base 31, and the first screw 341 is in threaded connection with the movable side of the scissor frame 33; the first rotating motor 342 is fixed on the frame base 31, the output end of the first rotating motor 342 is connected to the first screw 341, and the first screw 341 can be driven to rotate by controlling the first rotating motor 342 to operate, so that the fork frame 33 is unfolded or folded, and the lifting base 32 is pushed to vertically lift.
The movable base 4 is movably arranged on the lifting base 32, so that the movable base 4 can be lifted along with the lifting base 32 when the lifting base is lifted; a longitudinal moving mechanism 6 and a transverse moving mechanism 7 are arranged between the moving base 4 and the lifting base 32, wherein the longitudinal moving mechanism 6 is used for driving the moving base 4 to be close to or far away from the vertical wall, and the transverse moving mechanism 7 is used for driving the moving base 4 to move along the vertical wall.
Referring specifically to fig. 7, the longitudinal moving mechanism 6 includes a second linear module 61 fixed to the lifting base 32 and a longitudinal moving platform 62 mounted on a moving end of the second linear module 61, where an extension direction of the second linear module 61 is opposite to the vertical wall, and the longitudinal moving platform 62 can be driven to move by controlling the second linear module 61 to act; the vertical moving platform 62 and the lifting base 32 can be supported by the aid of the sliding rail and sliding block 63, so that moving stability is improved. Referring to fig. 8, the lateral movement mechanism 7 includes a third linear module 71 fixed on the top surface of the vertical movement platform 62 and a connection base 72 fixed on the moving end of the third linear module 71, and the moving base 4 is movably connected to the connection base 72.
The extension direction of the third linear module 71 is set in the same direction as the extension direction of the vertical wall, and the connecting seat 72 can be driven to move by controlling the action of the third linear module 71. The side surface of the connecting seat 72 is provided with a movable slot 721, and the opening direction of the movable slot 721 is the same as the extending direction of the second linear module 61; the movable base 4 is fixed with an L-shaped column block 41, and the L-shaped column block 41 is partially movably inserted into the movable slot 721 to realize movable connection between the movable base 4 and the connecting seat 72.
Referring to fig. 9, a guide seat 73 is further provided between the moving base 4 and the vertical moving platform 62, and the guide seat 73 is fixedly mounted on the lifting base 32; the guide seat 73 has a through-hole 731 provided in the top surface thereof, the L-shaped pillar 41 is partially located inside the hole 731, and the width of the L-shaped pillar 41 is equal to the width of the hole 731. The guide hole 731 includes a horizontal pushing region 732 and a retreating region 733 connected thereto, and a distance from the horizontal pushing region 732 to the vertical wall is smaller than a distance from the retreating region 733 to the vertical wall; when the third linear module 71 drives the moving base 4, the L-shaped pillar 41 enters the retraction area 733, and then the moving base 4 can be moved a distance away from the vertical wall.
Returning to fig. 7, the unreeling mechanism 5 includes an unreeling roller 51, a pushing roller 52, and a fixing roller 53; the unreeling roller 51 is fixedly arranged on the top surface of the movable base 4 and is used for placing the rolled prefabricated waterproof material II 2. The leveling roller 52 is rotatably arranged on the top surface of the movable base 4, and the leveling roller 52 is positioned on one side of the unreeling roller 51, which is close to the vertical wall; the fixed roller 53 is fixedly arranged on the top surface of the movable base 4, and the fixed roller 53 is positioned outside the leveling roller 52; a gap for the single piece of the second prefabricated waterproof material 2 to pass through is formed between the fixed roller 53 and the pushing roller 52, so that the second prefabricated waterproof material 2 can be clamped and limited by the fixed roller 53 and the pushing roller 52 after passing through.
Referring to fig. 10, the outer peripheral side of the flattening roller 52 is adhesively coated with a flexible pad 54, and the flexible pad 54 may be made of flexible materials such as rubber, silica gel, foam, etc., and has a certain deformability. The flattening roller 52 is a hollow roller body, and a negative pressure generating mechanism 8 is arranged in the flattening roller 52 and used for providing negative pressure suction; negative pressure holes I are uniformly distributed on the outer peripheral surface of the flattening roller 52, negative pressure holes II 541 are uniformly distributed on the outer peripheral surface of the flexible cushion sleeve 54, each negative pressure hole I is directly opposite to each negative pressure hole II 541 and communicated with each negative pressure hole II, and the aperture of the negative pressure holes II 541 is gradually increased from one end close to the flattening roller 52 to one end far away from the flattening roller 52. By winding the second prefabricated waterproof material 2 around the leveling roller 52, the second prefabricated waterproof material 2 can be firmly adsorbed on the leveling roller 52 by the negative pressure suction force of the second negative pressure hole 541 and the first negative pressure hole, and the free end of the second prefabricated waterproof material 2 is positioned on the side of the leveling roller 52 away from the fixed roller 53.
The negative pressure generating mechanism 8 comprises a vacuum generator 81 and an air pressure cylinder 82, and the vacuum generator 81 is fixed on the bottom surface of the movable base 4; the air pressure cylinder 82 is fixed on the top surface of the movable base 4, and the air pressure cylinder 82 is located inside the leveling roller 52. The air pressure cylinder 82 in this embodiment is a hollow net cylinder structure, and the vacuum port of the vacuum generator 81 is communicated with the inside of the air pressure cylinder 82, so as to provide vacuum negative pressure for the air pressure cylinder 82.
In addition, the outer peripheral surface of the air pressure cylinder 82 is coated with a sealing rubber pad 83, and the outer peripheral surface of the sealing rubber pad 83 is abutted against the inner peripheral surface of the pushing roller 52; the seal cushion 83 can smoothly rotate the leveling roller 52 and improve the vacuum sealing effect between the leveling roller 52 and the air pressure cylinder 82. The outer peripheral surface of the seal cushion 83 is provided with a communication port 831 at a part thereof, and the communication port 831 is always opposite to the leveling roller 52, the fixing roller 53, and the area therebetween. A negative pressure port is formed between the communication port 831 of the sealing rubber pad 83 and the corresponding mesh structure of the outer circumference village of the air pressure cylinder 82, so that each negative pressure hole I and each negative pressure hole II 541 which are directly opposite to and communicated with the negative pressure port have negative pressure, thereby facilitating the stable adsorption of the prefabricated waterproof material II 2.
Returning to fig. 7, a pinch roller 35 is arranged at the top of the lifting base 32, and the pinch roller 35 is movably connected with the frame assembly 3 through a rotating mechanism 36; the rotating mechanism 36 includes a second rotating motor 361 fixed to the frame assembly 3 and a rotating disc 362 connected to an output end of the second rotating motor 361, where the rotating disc 362 and the output end of the second rotating motor 361 are coaxially disposed, and a central axis of the rotating disc 362 is vertically disposed. The pinch roller 35 is rotatably connected to the top surface of the rotating disc 362, and the pinch roller 35 and the rotating disc 362 are eccentrically disposed.
When the second prefabricated waterproof material 2 is laid, the second prefabricated waterproof material 2 is partially adsorbed and fixed on the outer side surface of the leveling roller 52 after being unreeled, and the second prefabricated waterproof material 2 partially extends to the free end of one side, close to the compaction roller 35, of the leveling roller 52; controlling the second linear module 61 to act so as to drive the movable base 4 to longitudinally move, and enabling the leveling roller 52 to tightly press the prefabricated waterproof material II 2 against the wall surface; then, the second rotating motor 361 is controlled to operate, and the second rotating motor 361 can drive the pressing roller 35 to abut against the free end of the second prefabricated waterproof material 2; furthermore, the third linear module 71 is controlled to move to drive the movable base 4 to move transversely, so that the leveling roller 52 can move along the wall surface, and the prefabricated waterproof material 2 is paved on the outer side surface of the vertical wall.
Referring back to fig. 10, the fixed roller 53 in this embodiment is also a hollow roller body, and a plurality of heat dissipation holes 531 are partially formed on the outer peripheral side of the fixed roller 53, part of the heat dissipation holes 531 are always opposite to the outer side surface of the vertical wall, part of the heat dissipation holes 531 are always opposite to the second prefabricated waterproof material 2, and the rest of the heat dissipation holes 531 are opposite to the region between the vertical wall and the second prefabricated waterproof material 2. The fixed roller 53 is also provided with an electrothermal tube 532 for supplying heat, and the electrothermal tube 532 is fixedly mounted on the movable base 4. In the process of paving the second prefabricated waterproof material 2 on the outer side surface of the vertical wall by the pushing roll 52, the electric heating tube 532 is controlled to operate, heat generated by the electric heating tube 532 can be dissipated through the heat dissipation holes 531, and then the second prefabricated waterproof material 2 and cement mortar on the surface of the vertical wall are heated, so that the bonding strength between the second prefabricated waterproof material 2 and the cement mortar is enhanced, and the service life of the second prefabricated waterproof material 2 is prolonged.
Referring back to fig. 9, a wedge column 37 is vertically fixed to the top surface of the lifting base 32, and the wedge column 37 and the pinch roller 35 are respectively located at two side edges of the lifting base 32 along the traversing direction of the moving base 4; the wedge-shaped posts 37 are disposed opposite to the retreating areas 733 of the guide holes 731, and the pitch of the flat pushing areas 732 to the vertical wall is set equal to the pitch of the retreating areas 733 to the wedge-shaped posts 37. When the leveling roller 52 moves along the wall surface and enters the side of the wedge column 37 away from the vertical wall, the L-shaped column block 41 enters the retraction area 733, so that the moving base 4 can move a certain distance away from the vertical wall, the avoidance of the leveling roller 52 to the wedge column 37 is realized, and the free end of the prefabricated waterproof material two 2 which is long enough and is not bonded with cement mortar is reserved, so that the next paving operation of the prefabricated waterproof material two 2 is facilitated. In addition, the side of the wedge-shaped column 37 far away from the vertical wall is also provided with a cutting groove 371, and the extending direction of the cutting groove 371 is vertical.
Returning to fig. 7, the movable base 4 is further provided with a cutting mechanism 9 for cutting off the second prefabricated waterproof material 2, so that after the third linear module 71 drives the leveling rollers 52 to level the second prefabricated waterproof material 2 on the vertical wall, the second prefabricated waterproof material 2 is cut off by the cutting mechanism 9; the cut-off second pre-cast waterproofing material 2 still has a free end extending to the side of the pinch roller 52 adjacent to the pinch roller 35.
The cutting mechanism 9 comprises a first linear module 91 and a cutting wheel 92, wherein the first linear module 91 is vertically fixed on the top surface of the movable base 4, and the cutting wheel 92 is rotatably connected to the movable end of the first linear module 91; in the initial state, the cutting wheel 92 is higher than the Yu Tuiping roller 52, so that the cutting wheel 92 can be smoothly avoided when the prefabricated waterproof material II 2 is paved on the side face of the vertical wall. When the third linear module 71 drives the moving base 4 to move and the leveling roller 52 abuts against the wedge-shaped column 37, the cutting wheel 92 can stay right above the cutting groove 371 on the wedge-shaped column 37, so as to cut the laid prefabricated waterproof material two 2.
In addition, a transmission gear 93 is fixedly connected to the rotating shaft of the cutting wheel 92, a vertically arranged transmission rack 94 is fixedly arranged at the top of the movable base 4, and the transmission gear 93 and the transmission rack 94 are in meshed transmission; when the third linear module 71 drives the cutting wheel 92 to move downwards and enter the cutting groove 371, the cutting wheel 92 can be driven to rotate through the transmission fit between the transmission gear 93 and the transmission rack 94, so that the cutting wheel 92 can smoothly cut off the prefabricated waterproof material II 2; and after that, each linear module is reset, the prefabricated waterproof material two 2 returns to the original position again, the first rotating motor 342 is controlled to operate so as to drive the scissor frame 33 to be unfolded, and the lifting base 32 can be lifted by one section to be convenient for paving the prefabricated waterproof material two 2 of another layer again at the position above the prefabricated waterproof material two 2, and the prefabricated waterproof material two 2 can be partially overlapped with the prefabricated waterproof material two 2 below.
The implementation principle of the waterproof construction method of the prefabricated waterproof material underground engineering provided by the embodiment of the application is as follows:
in Cheng Shi man-hour of the waterproof worker, the upturned part 16 is reserved after the first prefabricated waterproof material 1 is paved with the ground, and after the vertical wall is built, the upturned part 16 is turned up to enable the upturned part 16 to wrap the bottom area of the outer side face of the vertical wall, so that the waterproof effect of a gap between the vertical wall and the ground can be enhanced, and the possibility of water seepage and water leakage is reduced. In addition, after the upturning part 16 is firmly paved on the vertical wall, each prefabricated waterproof material II 2 is sequentially paved from bottom to top, so that the prefabricated waterproof material II 2 positioned above is partially covered on the upturning part 16 below or another prefabricated waterproof material II 2 below, and the lap joint positions are fixedly bonded by hot melt bonding or by adopting a special adhesive tape, the waterproof effect of the lap joint positions of the adjacent waterproof materials can be further enhanced, the whole vertical wall can maintain good waterproof effect, and the service life of waterproof engineering can be prolonged.
The above is a preferred embodiment of the present application, and is not intended to limit the scope of the present application in this way, therefore: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (7)
1. The waterproof construction method for the prefabricated waterproof material underground engineering is characterized by comprising the following steps of:
s1, a first prefabricated waterproof material (1) is laid on the surface of a cushion layer in an empty mode, and a waterproof particle layer (15) of the first prefabricated waterproof material (1) is arranged upwards; pouring concrete on the waterproof particle layer (15) of the prefabricated waterproof material I (1) to form a post-pouring concrete bottom plate;
s2, building a vertical wall on the surface of the prefabricated waterproof material I (1), and reserving an upturned part (16) for turning up by a person at the joint of the post-cast concrete bottom plate and the vertical wall on the prefabricated waterproof material I (1);
s3, coating a cement mortar layer on the outer side of the vertical wall, and turning up the upturned part (16) to enable the upturned part (16) to be adhered with the cement mortar layer;
s4, paving the waterproof particle layer (15) of the prefabricated waterproof material II (2) on the outer side surface of the vertical wall, and enabling the waterproof particle layer to be partially overlapped and covered on the prefabricated waterproof material I (1); carrying out hot melt bonding or adhesive tape bonding on the lap joint position, and carrying out node reinforcement and sealing on the prefabricated waterproof material II (2);
s5, paving the other prefabricated waterproof materials II (2) on the outer side surface of the vertical wall sequentially from bottom to top, and partially overlapping the prefabricated waterproof materials II (2) positioned above with the prefabricated waterproof materials II (2) positioned below; carrying out hot melt bonding on the lap joint positions, and sequentially carrying out node reinforcement and sealing on each prefabricated waterproof material II (2);
s4 or S5, paving the prefabricated waterproof material II (2) by using a paving device; the laying device comprises a frame assembly (3), a movable base (4) movably arranged on the frame assembly (3) and an unreeling mechanism (5) arranged on the movable base (4);
the unreeling mechanism (5) comprises an unreeling roller (51) mounted on the movable base (4), a pushing roller (52) rotatably arranged on the movable base (4) and a fixed roller (53) fixedly arranged on the movable base (4), wherein the unreeling roller (51) is used for placing a rolled prefabricated waterproof material II (2), and a single piece of the prefabricated waterproof material II (2) passes through the pushing roller (52) and the fixed roller (53); the outer peripheral surface of the flattening roller (52) is provided with a plurality of negative pressure holes I, and a negative pressure generating mechanism (8) for providing negative pressure is arranged in the flattening roller (52) so as to realize that the prefabricated waterproof material II (2) is smoothly adsorbed in the negative pressure holes I after unreeling;
a longitudinal moving mechanism (6) is arranged between the moving base (4) and the frame assembly (3), and the longitudinal moving mechanism (6) is used for driving the leveling rollers (52) to be close to or far away from the vertical wall; the frame assembly (3) is provided with a pressing roller (35), and the pressing roller (35) is movably connected to the frame assembly (3) through a rotating mechanism (36); when the pushing roller (52) extrudes the prefabricated waterproof material II (2) to prop against the vertical wall, the rotating mechanism (36) drives the pressing roller (35) to prop against the free end of the waterproof material;
a transverse moving mechanism (7) is further arranged between the moving base (4) and the longitudinal moving mechanism (6), and the transverse moving mechanism (7) is used for driving the leveling rollers (52) to move along the wall surface; the movable base (4) is also provided with a cutting mechanism (9) so as to realize that after the horizontal moving mechanism (7) drives the leveling rollers (52) to flatten the prefabricated waterproof material II (2) on the vertical wall, the prefabricated waterproof material II (2) is cut off through the cutting mechanism (9); the cut prefabricated waterproof material II (2) still has a free end which extends to one side of the pushing roller (52) close to the pressing roller (35);
the cutting mechanism (9) comprises a first linear module (91) vertically arranged on the movable base (4) and a cutting wheel (92) arranged at the movable end of the first linear module (91), and in an initial state, the cutting wheel (92) is high Yu Tui and is a flat roller (52); the cutting wheel (92) is connected with a transmission gear (93), a vertically arranged transmission rack (94) is fixed at the top of the movable base (4), and the transmission gear (93) and the transmission rack (94) are meshed with each other for transmission;
the frame assembly (3) is vertically fixed with wedge-shaped columns (37), the wedge-shaped columns (37) and the compaction rollers (35) are respectively positioned at two side edges of the frame assembly (3) along the transverse moving direction of the moving base (4), and the wedge-shaped columns (37) are provided with cutting grooves (371) for the cutting wheels (92) to move through;
the movable base (4) is movably connected with the movable end of the transverse moving mechanism (7); a guide seat (73) is arranged between the movable base (4) and the free end of the transverse moving mechanism (7), and the guide seat (73) is provided with a guide hole (731) for the movable base (4) to pass through and move; wherein the guide hole (731) comprises a horizontal pushing area (732) and a retraction area (733) connected with the horizontal pushing area, and the retraction area (733) is positioned at one side of the wedge-shaped column (37) away from the vertical wall; the distance from the horizontal pushing area (732) to the vertical wall is matched with the distance from the retreating area (733) to the wedge-shaped column (37).
2. The method for constructing a waterproof construction of a prefabricated waterproof material underground works according to claim 1, wherein the joint reinforcement seal used in S4 or S5 comprises:
1) Sleeving a water-swelling water stop ring (22) on the nail body (21), and fixing the prefabricated waterproof material II (2) on the vertical wall by using the nail body (21);
2) The water-swelling water stop ring (22) is abutted against the vertical wall, and sealing paint (23) is coated around the water-swelling water stop ring (22).
3. The underground engineering waterproof construction method of the prefabricated waterproof material according to claim 1, wherein the prefabricated waterproof material I (1) used in S1 comprises an isolation film layer (11), a modified asphalt waterproof layer I (12), a tire base cloth layer (13), a modified asphalt waterproof layer II (14) and the waterproof particle layer (15) which are sequentially arranged from inside to outside.
4. The method for waterproofing a prefabricated waterproofing material underground works according to claim 1, characterized by: the negative pressure generating mechanism (8) comprises a vacuum generator (81) fixed on the bottom surface of the movable base (4) and an air pressure cylinder (82) fixed on the top surface of the movable base (4), and a vacuum port of the vacuum generator (81) is communicated with the inside of the air pressure cylinder (82);
the air compression cylinder (82) is positioned inside the flattening roller (52), the outer peripheral surface of the air compression cylinder (82) is coated with a sealing rubber pad (83), and the sealing rubber pad (83) is abutted against the inner peripheral surface of the flattening roller (52); negative pressure ports are arranged between the air pressure cylinder (82) and the sealing rubber cushion (83), and the negative pressure ports are always opposite to the flattening roller (52), the fixing roller (53) and the area between the flattening roller and the fixing roller.
5. The method for constructing the waterproof construction of the prefabricated waterproof material underground engineering according to claim 4, wherein the method comprises the following steps: the outer peripheral side of the pushing roller (52) is adhered and coated with a flexible cushion sleeve (54), the outer peripheral surface of the flexible cushion sleeve (54) is provided with a plurality of negative pressure holes II (541), and each negative pressure hole II (541) is opposite to each negative pressure hole I.
6. The method for waterproofing a prefabricated waterproofing material underground works according to claim 1, characterized by: a plurality of heat dissipation holes (531) are formed in part of the outer peripheral surface of the fixed roller (53); an electric heating tube (532) for supplying heat is arranged in the fixed roller (53), and the electric heating tube (532) is fixed on the movable base (4).
7. The method for waterproofing a prefabricated waterproofing material underground works according to claim 1, characterized by: the frame assembly (3) comprises a frame base (31), a lifting base (32) and a lifting mechanism arranged between the frame base (31) and the lifting base (32); wherein the movable base (4) is movably arranged on the lifting base (32), and the compaction roller (35) is fixed on the lifting base (32);
the lifting mechanism comprises a shearing fork frame (33) and a power assembly (34), the shearing fork frame (33) is provided with a connecting side and a movable side, the connecting side of the shearing fork frame (33) is fixed between a lifting base (32) and a frame base (31), and the movable side of the shearing fork frame (33) is arranged between the lifting base (32) and the frame base (31) in a sliding manner; the power assembly (34) is fixed on the frame base (31), and the movable end of the power assembly (34) is rotatably connected to the movable side of the scissor frame (33) and used for driving the scissor frame (33) to be unfolded or folded.
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| CN1544769A (en) * | 2003-11-24 | 2004-11-10 | 深圳市卓宝科技股份有限公司 | Composite water-proof coiled material and construction method by employing same |
| CN104929155A (en) * | 2015-06-29 | 2015-09-23 | 广西金雨伞防水装饰有限公司 | Hermetically sealing waterproof construction method for basement |
| DE202020106398U1 (en) * | 2020-09-23 | 2020-11-19 | No.4 Engineering Co., Ltd Of China Railway No. 9 Group | Waterproof side wall structure for subway stations |
| CN112647721A (en) * | 2021-01-18 | 2021-04-13 | 纪萍 | Waterproof construction method for building outer wall |
| CN115853295A (en) * | 2023-02-28 | 2023-03-28 | 河南舜禹防水工程有限公司 | Waterproof layer paving and pasting equipment for coiled materials |
| CN218845104U (en) * | 2022-11-09 | 2023-04-11 | 大禹伟业(北京)国际科技有限公司 | Tunnel expansion bolts node waterproof construction |
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2023
- 2023-06-15 CN CN202310706611.7A patent/CN116446542B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1544769A (en) * | 2003-11-24 | 2004-11-10 | 深圳市卓宝科技股份有限公司 | Composite water-proof coiled material and construction method by employing same |
| CN104929155A (en) * | 2015-06-29 | 2015-09-23 | 广西金雨伞防水装饰有限公司 | Hermetically sealing waterproof construction method for basement |
| DE202020106398U1 (en) * | 2020-09-23 | 2020-11-19 | No.4 Engineering Co., Ltd Of China Railway No. 9 Group | Waterproof side wall structure for subway stations |
| CN112647721A (en) * | 2021-01-18 | 2021-04-13 | 纪萍 | Waterproof construction method for building outer wall |
| CN218845104U (en) * | 2022-11-09 | 2023-04-11 | 大禹伟业(北京)国际科技有限公司 | Tunnel expansion bolts node waterproof construction |
| CN115853295A (en) * | 2023-02-28 | 2023-03-28 | 河南舜禹防水工程有限公司 | Waterproof layer paving and pasting equipment for coiled materials |
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