CN113653267A - Waterproof coiled material - Google Patents
Waterproof coiled material Download PDFInfo
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- CN113653267A CN113653267A CN202110894924.0A CN202110894924A CN113653267A CN 113653267 A CN113653267 A CN 113653267A CN 202110894924 A CN202110894924 A CN 202110894924A CN 113653267 A CN113653267 A CN 113653267A
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- 239000000463 material Substances 0.000 title claims abstract description 94
- 230000008859 change Effects 0.000 claims abstract description 6
- 239000002609 medium Substances 0.000 claims description 65
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 50
- 239000012528 membrane Substances 0.000 claims description 24
- 238000004078 waterproofing Methods 0.000 claims description 24
- 238000005452 bending Methods 0.000 claims description 6
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 4
- 229910052753 mercury Inorganic materials 0.000 claims description 4
- 239000012736 aqueous medium Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 11
- 230000017525 heat dissipation Effects 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D5/00—Roof covering by making use of flexible material, e.g. supplied in roll form
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- 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
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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
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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
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
- E04D13/16—Insulating devices or arrangements in so far as the roof covering is concerned, e.g. characterised by the material or composition of the roof insulating material or its integration in the roof structure
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Electromagnetism (AREA)
- Acoustics & Sound (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)
- Roof Covering Using Slabs Or Stiff Sheets (AREA)
Abstract
The invention belongs to the technical field of waterproof coiled materials. The invention discloses a waterproof coiled material which comprises a coiled material body, a support, a piston and a baffle plate, wherein a containing cavity is formed in the coiled material body, the support is fixed in the containing cavity, a cavity is formed in the support, the baffle plate is located in the cavity and divides the cavity into a medium cavity and a balance cavity, a piston rod of the piston is located in the support and connected with the baffle plate, one end of the piston rod of the piston extends out of the support and is provided with a first piston end, and the first piston end is located between the support and the lower layer of the coiled material body; an expansion medium is arranged in the medium cavity and can expand in volume according to temperature change, so that the baffle and the piston drive the first piston end to move towards the lower layer direction of the coiled material; the balancing cavity is communicated with the outside of the coiled material. The waterproof coiled material can insulate heat of the building body and protect the building body.
Description
Technical Field
The invention belongs to the technical field of waterproof coiled materials, and particularly relates to a waterproof coiled material.
Background
The waterproof coiled material is a flexible building material product which can be curled into a roll shape and can resist external rainwater and prevent water leakage, is mainly used for building walls, roofs, tunnels, highways, refuse landfills and other environments, is a first barrier for waterproofing of the whole project, and plays a vital role in the whole project.
Along with the development of current city construction, some problems have appeared in waterproofing membrane in the use:
1. in an environment with overhigh temperature, the waterproof coiled material can directly transmit the heat on the surface of the waterproof coiled material to a covered building after being heated, so that the temperature of the building body is increased along with the heat, and the heat dissipation of the building body is not facilitated;
2. when the waterproof coiled material is excessively heated, the waterproof coiled material cannot effectively dissipate heat, the service life of the coiled material is influenced to a certain extent, the waterproof coiled material is attached to the surface of a building, the heat dissipation of the building body is influenced, and the waterproof coiled material also has certain harm to the building body;
3. in an environment with too low temperature, the waterproof coiled material can not prevent the heat loss of the building body, so that the building body is easy to freeze and damage;
4. in the rainy environment, because the unevenness on building surface makes can produce a large amount of ponding on the waterproofing membrane and can not discharge, other building structures can be corroded to ponding, destroys the stability of building.
Disclosure of Invention
In order to solve the problems of the existing waterproof roll in the using process, the invention provides a waterproof roll. The waterproof coiled material comprises a coiled material, a support, a piston and a baffle, wherein a containing cavity is arranged in the coiled material, the support is fixed in the containing cavity, a cavity is arranged in the support, the baffle is positioned in the cavity and divides the cavity into a medium cavity and a balance cavity, a piston rod of the piston is positioned in the support and is connected with the baffle, one end of the piston rod of the piston extends out of the support and is provided with a first piston end, and the first piston end is positioned between the support and the lower layer of the coiled material; an expansion medium is arranged in the medium cavity, and the expansion medium can perform volume expansion according to temperature change so as to drive the first piston end to move towards the lower layer direction of the coiled material through the baffle and the piston; the balancing cavity is communicated with the outside of the coiled material.
Preferably, the medium is a chilled expansion medium.
Further preferably, the medium is an aqueous medium.
Preferably, the medium is a thermally expansive medium.
Further preferably, the medium is a mercury medium.
Preferably, the waterproof roll comprises a first baffle and a second baffle, and a first cavity and a second cavity are arranged inside the bracket; the first cavity and the second cavity are two cavities which are independent from each other, the first baffle and the second baffle are respectively positioned in the first cavity and the second cavity, and the first cavity and the second cavity are respectively divided into a medium cavity provided with an expansion medium and a balance cavity communicated with the outside of the coiled material; the piston is connected with the first baffle and the second baffle simultaneously.
Preferably, the medium cavity of the first cavity and the medium cavity of the second cavity are respectively provided with a cooled expansion medium and a heated expansion medium.
Preferably, the waterproof coiled material is also provided with a water-absorbing expansion plug, a third cavity is also arranged in the support, and the other end of the piston rod of the piston is provided with a second piston end; the third cavity is located in the support near the upper layer of the coil, and the second piston end is located in the third cavity; a water collecting hole and a water absorbing hole are formed in the upper layer of the coiled material, the water collecting hole is communicated with the third cavity, the water absorbing expansion plug is located at one end, close to the third cavity, of the water absorbing hole, and expands the third cavity after absorbing water; the third cavity is communicated with the outside of the coiled material.
Further preferably, the waterproof roll is also provided with a connecting rod; the connecting rod is a bending rod, the bending point of the connecting rod is in rotating connection with the support, one end of the connecting rod is located inside the support and is in contact with one side, far away from the upper layer of the coiled material, of the second piston end, and the other end of the connecting rod is located outside the support and is in contact with the inner side of the upper layer of the coiled material.
Further preferably, the coil is also provided with a through-flow hole inside; one end of the through flow hole is communicated with the third cavity, the other end of the through flow hole is communicated with the balance cavity, and the second piston end moves synchronously with the baffle.
The waterproof coiled material has the following beneficial technical effects:
1. in the invention, the support, the piston and the baffle are arranged in the coiled material, the medium cavity provided with the expansion medium is arranged in the support, the baffle is connected with the piston rod of the piston under the condition of contacting with the expansion medium in the medium cavity, and the first piston end arranged at the lower end of the piston is arranged between the support and the lower layer of the coiled material. Therefore, when the volume of the expansion medium changes due to the change of the external environment temperature, the baffle and the piston can drive the first piston end to move to form a vacuum cavity between the support and the lower layer of the coiled material, so that the heat insulation effect on the building body is achieved, and the heat insulation effect on the building body is achieved.
2. In the invention, a third cavity communicated with the outside of the coiled material is arranged in the support, a water collecting hole and a water absorbing hole are arranged on the upper layer of the coiled material, the upper end of the piston is provided with a second piston end, and a water absorbing expansion plug is arranged between the second piston end and the water absorbing hole. Like this, utilize the contact of water expansion stopper and ponding in the water absorption hole and the volume expansion that forms, just can promote second piston end and remove to form the intercommunication with catchmenting hole and third cavity, and then will be located the ponding on coiled material upper strata and collect fast to the third cavity and get rid of the coiled material, avoid this waterproofing membrane surface ponding in a large number, reach the protection to waterproofing membrane and building body.
Drawings
Fig. 1 is a schematic cross-sectional view of a waterproof roll in this embodiment in a normal environment;
FIG. 2 is a schematic cross-sectional view of the waterproof roll of this embodiment in a low temperature environment;
FIG. 3 is a schematic cross-sectional view of the waterproof roll of this embodiment in a high temperature environment;
fig. 4 is a schematic sectional view of the waterproof roll of this embodiment in a water accumulation environment.
Detailed Description
The technical solution of the present invention will be further described in detail with reference to the accompanying drawings and embodiments.
Referring to fig. 1 to 4, the waterproof roll of the present embodiment includes a roll 1, a bracket 2, a piston 3, a first baffle 41, and a second baffle 42. Wherein, the inside of the coiled material 1 is provided with a containing cavity for containing and fixing the support 2, the inside of the support 2 is provided with a first cavity and a second cavity, the first baffle 41 is positioned inside the first cavity and divides the first cavity into a first medium cavity 211 and a first balance cavity 212, the second baffle 42 is positioned inside the second cavity and divides the second cavity into a second medium cavity 221 and a second balance cavity 222, the piston rod of the piston 3 is positioned inside the support 2 and is sequentially connected with the first baffle 41 and the second baffle 42 along the thickness direction of the coiled material 1, the lower end of the piston rod of the piston 3 extends out of the support 2 and is provided with a first piston end 31, and the first piston end 31 is positioned between the support 2 and the lower layer of the coiled material 1. The first medium chamber 211 is provided with a cooled expansion medium therein. The inside of the second medium chamber 221 is provided with a heated expansion medium. The first balance chamber 212 and the second balance chamber 222 communicate with the outside atmosphere through a first balance hole 11 and a second balance hole 12, respectively, which are opened in the web 1, to perform air pressure balance for the reciprocating movement of the first shutter 41 and the second shutter 42.
At this moment, when the temperature of this waterproofing membrane place surrounding environment changed, the inflation medium in first medium chamber and the second medium chamber will take place the volume change because of the temperature variation of surrounding environment to can remove to the lower floor direction of coiled material through first baffle and second baffle drive first piston end respectively, and then form the vacuum cavity between the lower floor of support and coiled material, with isolated heat along the transmission of coiled material thickness direction between coiled material and building body, reach the thermal-insulated heat preservation to building body.
In the embodiment, the cold expansion medium is selected from water medium, and the first baffle plate is extruded by utilizing the volume expansion formed in the cold icing process, so that the driving effect of the first baffle plate on the piston is achieved. Similarly, in other embodiments, according to different usage environments and requirements of the waterproof roll, other media subjected to cold expansion can be selected, so as to achieve the effect of extrusion driving on the first baffle plate in the cooling process.
In addition, in the embodiment, the medium for thermal expansion is a mercury medium, and by utilizing the high expansion coefficient of mercury, the piston can be rapidly expanded under the condition of increasing ambient temperature to form extrusion on the second baffle, so that the driving effect on the piston through the second baffle is formed. Similarly, in other embodiments, according to different usage environments and requirements of the waterproof roll, other media which expand when heated can be selected to achieve the effect of pressing and driving the second baffle plate in the temperature rising process.
In this embodiment, set up first cavity and second cavity simultaneously through the inside at the support to set up the baffle respectively and form the setting to the inflation medium that is heated and the inflation medium that is cooled respectively in first cavity and second cavity, just so can realize that this waterproofing membrane is suitable for to the regulation of high temperature environment and low temperature environment simultaneously, improve the efficiency and the application scene that this waterproofing membrane used. Of course, in other embodiments, according to different application scenarios of the waterproof roll, the arrangement of the first cavity or the second cavity may be omitted according to design and requirements, so that only the heated expansion medium or the cooled expansion medium is reserved, and the adjustment and application to the high-temperature environment or the low-temperature environment are separately satisfied. Even, the first cavity and the second cavity are both provided with a cooled expansion medium or a heated expansion medium, so that the effective reliability of the waterproof roll in the process of temperature reduction or temperature rise is improved.
Referring to fig. 1 to 4, the waterproof roll of this embodiment is further provided with a water-absorbing expansion plug 5, the support 2 is further provided with a third cavity 23 inside, and the upper end of the piston rod of the piston 3 is provided with a second piston end 32. Wherein the third cavity 23 is located in the frame 2 near the upper layer of the web 1 and the second piston end 32 is located inside the third cavity 23. Meanwhile, a water collecting hole 14 and a water absorbing hole 15 are formed in the upper layer of the coiled material 1, the water collecting hole 14 is communicated with the third cavity 23, the water absorbing expansion plug 5 is located at one end, close to the third cavity 23, of the water absorbing hole 15 and can expand the third cavity 23 after absorbing water, and the third cavity 23 is communicated with the outside of the coiled material 1.
At this moment, there is ponding and ponding entering water absorption hole when the upper surface of coiled material after, water absorption expansion stopper meets water and forms the inflation, thereby expand and form the extrusion to second piston end to the third cavity, and then promote the direction removal of third piston end to the upper strata of keeping away from the coiled material, make third piston end remove the shutoff to the water collection hole, the ponding that makes the upper surface that is located the coiled material passes through the water collection hole and gets into the third cavity, and then discharge to the outside of coiled material again, reach the quick elimination to the upper surface ponding of coiled material, avoid ponding probably to the erosion damage of building structure.
Preferably, a connecting rod 6 is further provided in the waterproofing membrane of the present embodiment. Wherein the connecting rod 6 is a bending rod, and the bending point of the connecting rod 6 is rotatably connected with the bracket 2, one end of the connecting rod 6 is positioned inside the bracket 2 and is contacted with one side of the second piston end 32 far away from the upper layer of the coil stock 1, and the other end of the connecting rod 6 is positioned outside the bracket 2 and is contacted with the inner side of the upper layer of the coil stock 1.
At this moment, meet water formation inflation and promote the second piston end when moving to the direction of keeping away from the upper strata of coiled material at water inflation stopper, second piston end drives the connecting rod simultaneously and rotates for the support, the one end that lies in the support outside in the messenger connecting rod forms ascending support pushing action to the upper strata of the coiled material of support next door, thereby the upper strata of the coiled material of messenger support next door is protruding and be higher than the height of the coiled material of support top, just so make the regional low-lying region of formation in water collection hole place, reach the quick collection to ponding on every side, the improvement is to the speed of getting rid of fast of the upper ponding of coiled material.
Further, a through-flow hole 16 is provided in the interior of the web 1. Wherein one end of the through-flow hole 16 communicates with the third cavity 23, the other end communicates with the first balance cavity 212 and the second balance cavity 222, respectively, and further communicates with the outside of the web 1 through the first balance hole 11 and the second balance hole 12, and the second piston end 32 can move synchronously with the first shutter 41 and the second shutter 42.
Like this, not only can make the ponding of collecting in the third cavity flow in first balanced chamber and the balanced chamber of second through the discharge orifice, the coiled material is discharged in first balanced hole of rethread and the balanced hole of second, and when making the piston remove because ambient temperature risees, can make second piston end remove simultaneously and relieve the shutoff to the water collecting hole, thereby make the water collecting hole, the third cavity, the discharge orifice, balanced chamber of second and the balanced hole intercommunication of second, make the air can pass the coiled material and flow, reach the air cooling effect to the coiled material, the realization is to the heat dissipation cooling of coiled material self, the life of this waterproofing membrane is improved.
In this embodiment, the piston of the piston should adopt the structural style of the step shaft, so that the first baffle and the second baffle are respectively sleeved at the step positions at the positions with different diameters and sizes, so that the piston can be driven in a single direction, and when the volume of the cooled expansion medium and the heated expansion medium is recovered, the volume of the vacuum cavity is reduced to form the restoring force, so that the piston drives the first baffle and the second baffle to recover the positions. In other embodiments, the piston rod of the piston can also be designed with a constant diameter, while the first and second stop plates are fastened directly to the piston rod of the piston.
In addition, as shown in fig. 1 to 4, in the waterproof roll material of the present embodiment, a plurality of brackets 2 are sequentially fixed at intervals inside the roll material 1, and a piston 3, a first baffle 41 and a second baffle 42 are provided inside each bracket 2, while adjacent first balance cavities 212 and adjacent second balance cavities 222 are respectively communicated. Like this, can further improve the speed of getting rid of ponding, promote this waterproofing membrane to the protection effect of building body, also can realize the heat dissipation cooling effect to the bigger region of this waterproofing membrane body simultaneously, improve the protection effect to this waterproofing membrane.
With reference to fig. 1 to 4, after the waterproofing membrane of the present embodiment is laid on the building body and the lower layer of the membrane 1 is attached and fixed on the surface of the building body, the waterproofing membrane can perform corresponding actions to protect the building body along with the change of the surrounding environment.
When the temperature of the surrounding environment is reduced, the volume of the cooled expansion medium in the first medium cavity 211 begins to increase and gradually extrudes the first baffle 41, so that the first piston end 31 is pushed by the first baffle 41 and the piston 3 to move towards the lower layer direction of the coiled material 1, a vacuum cavity 17 is formed between the support 2 and the lower layer of the coiled material 1, as shown in fig. 2, the vacuum cavity 17 is further utilized to isolate the heat transfer between the building body and the coiled material 1, the heat dissipation isolation of the building body is formed, the heat loss of the building body is avoided, and the protection of the building body in the low-temperature environment is achieved. After the temperature of the surrounding environment is increased and recovered, the volume of the cooled expanding medium in the first medium chamber 211 is recovered, and the first piston end 31 is recovered to the initial position shown in fig. 1 by moving the piston 3 together with the first shutter 41 toward the upper layer of the web 1 under the action of the first balance chamber 212 and the vacuum chamber 17.
When the temperature of the surrounding environment rises, the volume of the heated expanding medium in the second medium cavity 221 begins to increase and gradually extrudes the second baffle 42, so that the first piston end 31 is pushed to move towards the lower layer direction of the coiled material 1 through the second baffle 42 and the piston 3, a vacuum cavity 17 is formed between the support 2 and the lower layer of the coiled material 1, as shown in fig. 3, the vacuum cavity 17 is further utilized to isolate the heat transfer between the building body and the coiled material 1, the heat conduction isolation of the building body is formed, the heat transfer to the building body is avoided, and the protection of the building body in the high-temperature environment is achieved. After the temperature of the surrounding environment is reduced and recovered, the volume of the heated expanding medium in the second medium chamber 221 is recovered, and the first piston end 31 is moved together with the piston 3 and the second shutter 42 toward the upper layer of the web 1 by the second equalizing chamber 222 and the vacuum chamber 17 to recover to the initial position shown in fig. 1.
Meanwhile, in the process that the piston 3 moves towards the lower layer direction of the coiled material 1, the piston 3 simultaneously drives the second piston end 32 to move in the third cavity 23 to remove the blockage of the water collecting hole 14, so that air circulation is formed among the water collecting hole 14, the third cavity 23, the through hole 16, the first balance cavity 212, the first balance hole 11, the second balance cavity 222 and the second balance hole 12, the heat dissipation and cooling treatment on the coiled material 1 is achieved, and the heat dissipation protection on the coiled material 1 is realized.
When water is accumulated on the surface of the waterproof coiled material, the accumulated water on the upper layer of the coiled material 1 contacts with the water absorption expansion plug 5 through the water absorption holes 15 to increase the volume of the water absorption expansion plug 5, so that a driving acting force moving towards the lower layer direction of the coiled material 1 is formed on the second piston end 32, the second piston end 32 moves to remove the blockage of the water collection hole 14, meanwhile, the second piston end 32 drives the connecting rod 6 to rotate, the connecting rod 6 pushes the upper layer of the coiled material 1 beside the support 2 to form a bulge, and a low-lying area is formed in the area where the water collection hole 14 is located, as shown in fig. 4, the rapid collection of the accumulated water around is formed, and the rapid collection and removal of the accumulated water on the upper layer of the coiled material 1 are realized. After the water-absorbing expansion plug 5 loses water and recovers its shape, the second piston end 32 moves in the opposite direction to contact the water collecting hole 14 under the combined action of the first balance cavity 212, the second balance cavity 222 and the vacuum cavity 17, so that the connecting rod 6 rotates in the opposite direction to recover the deformation of the upper surface of the web 1.
Claims (10)
1. A waterproof coiled material is characterized by comprising a coiled material, a support, a piston and a baffle, wherein a containing cavity is arranged inside the coiled material, the support is fixed inside the containing cavity, a cavity is arranged inside the support, the baffle is positioned inside the cavity and divides the cavity into a medium cavity and a balance cavity, a piston rod of the piston is positioned inside the support and is connected with the baffle, one end of the piston rod of the piston extends out of the support and is provided with a first piston end, and the first piston end is positioned between the support and the lower layer of the coiled material; an expansion medium is arranged in the medium cavity, and the expansion medium can perform volume expansion according to temperature change so as to drive the first piston end to move towards the lower layer direction of the coiled material through the baffle and the piston; the balancing cavity is communicated with the outside of the coiled material.
2. A waterproofing membrane according to claim 1 wherein said medium is a cold expansion medium.
3. The waterproofing membrane according to claim 2 wherein said medium is an aqueous medium.
4. A waterproofing roll according to claim 1, wherein said medium is a heat-expandable medium.
5. A waterproofing membrane according to claim 4 wherein said media is a mercury media.
6. The waterproofing membrane according to claim 1, wherein the waterproofing membrane comprises a first baffle and a second baffle, and the inside of the bracket is provided with a first cavity and a second cavity; the first cavity and the second cavity are two cavities which are independent from each other, the first baffle and the second baffle are respectively positioned in the first cavity and the second cavity, and the first cavity and the second cavity are respectively divided into a medium cavity provided with an expansion medium and a balance cavity communicated with the outside of the coiled material; the piston is connected with the first baffle and the second baffle simultaneously.
7. The waterproof roll material according to claim 6, wherein the medium cavities of the first and second cavities are respectively provided with a cold expansion medium and a hot expansion medium.
8. The waterproof roll material according to any one of claims 1 to 7, wherein the waterproof roll material is further provided with a water-absorbing expansion plug, the support is further provided with a third cavity inside, and the other end of the piston rod of the piston is provided with a second piston end; the third cavity is located in the support near the upper layer of the coil, and the second piston end is located in the third cavity; a water collecting hole and a water absorbing hole are formed in the upper layer of the coiled material, the water collecting hole is communicated with the third cavity, the water absorbing expansion plug is located at one end, close to the third cavity, of the water absorbing hole, and expands the third cavity after absorbing water; the third cavity is communicated with the outside of the coiled material.
9. A waterproofing membrane according to claim 8 wherein the waterproofing membrane is further provided with a link; the connecting rod is a bending rod, the bending point of the connecting rod is in rotating connection with the support, one end of the connecting rod is located inside the support and is in contact with one side, far away from the upper layer of the coiled material, of the second piston end, and the other end of the connecting rod is located outside the support and is in contact with the inner side of the upper layer of the coiled material.
10. The waterproofing membrane according to claim 8 wherein the interior of the membrane is further provided with through-flow holes; one end of the through flow hole is communicated with the third cavity, the other end of the through flow hole is communicated with the balance cavity, and the second piston end moves synchronously with the baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110894924.0A CN113653267A (en) | 2021-08-05 | 2021-08-05 | Waterproof coiled material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110894924.0A CN113653267A (en) | 2021-08-05 | 2021-08-05 | Waterproof coiled material |
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| Publication Number | Publication Date |
|---|---|
| CN113653267A true CN113653267A (en) | 2021-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110894924.0A Withdrawn CN113653267A (en) | 2021-08-05 | 2021-08-05 | Waterproof coiled material |
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| CN (1) | CN113653267A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114044393A (en) * | 2021-12-02 | 2022-02-15 | 胡云飞 | Production process of waterproof coiled material |
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|---|---|---|---|---|
| GB1363354A (en) * | 1971-01-25 | 1974-08-14 | Gerhaher M | Sealing roofs rigid synthetic plastics foam sheets |
| CN207466040U (en) * | 2017-10-26 | 2018-06-08 | 廊坊鸿禹乔防水材料有限公司 | A kind of water proof roofing sheet |
| JP2019070286A (en) * | 2017-10-11 | 2019-05-09 | 多摩防水技研株式会社 | Urethane waterproof sheet, manufacturing method of the same, and waterproofing method by urethane waterproof sheet |
| CN110512805A (en) * | 2019-07-24 | 2019-11-29 | 江苏茂盛建设集团有限公司 | Using the roof covering water-proof structure of TPO waterproof roll |
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2021
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| JP2019070286A (en) * | 2017-10-11 | 2019-05-09 | 多摩防水技研株式会社 | Urethane waterproof sheet, manufacturing method of the same, and waterproofing method by urethane waterproof sheet |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114044393A (en) * | 2021-12-02 | 2022-02-15 | 胡云飞 | Production process of waterproof coiled material |
| CN114044393B (en) * | 2021-12-02 | 2024-02-09 | 辽宁华龙防水工程有限公司 | Waterproof coiled material production process |
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