CN210164026U - Double-layer drainage floor drain for assembly type dry construction - Google Patents
Double-layer drainage floor drain for assembly type dry construction Download PDFInfo
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- CN210164026U CN210164026U CN201920671121.7U CN201920671121U CN210164026U CN 210164026 U CN210164026 U CN 210164026U CN 201920671121 U CN201920671121 U CN 201920671121U CN 210164026 U CN210164026 U CN 210164026U
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Abstract
The utility model relates to a building drainage field, concretely relates to assembled dry construction is with double-deck drainage floor drain. Use the sealed not enough that probably became invalid and lead to the interior ponding of interlayer of ground ceramic tile concatenation seam department after a period to the existence of current assembly type dry construction, the utility model discloses a following technical scheme: a double-layer drainage floor drain for assembly type dry construction comprises: the waterproof chassis comprises a body, a waterproof chassis sealing assembly and a water sealing assembly; the interlayer seepage water collecting component is provided with a seepage water collecting port; the surface water collecting assembly is provided with a surface water collecting port, and the surface water collecting port is positioned above the water leakage collecting port. The utility model discloses a double-deck drainage floor drain's beneficial effect: the upper layer can remove accumulated water on the ground, and the lower layer can remove accumulated water in the interlayer of the ground tile and the waterproof chassis, so that the problem of peculiar smell in a toilet caused by long-term retention of accumulated water in the interlayer in the prior art is solved.
Description
Technical Field
The utility model relates to a building drainage field, concretely relates to assembled dry construction is with double-deck drainage floor drain.
Background
In the traditional same-floor drainage construction, the floor drain of a toilet is buried under the ground, a pipeline is also buried under the ground, cement mortar is used for filling, a grate of the floor drain is flush with the surface of a ceramic tile, accumulated water flows into the grate from the ground and enters the pipeline to be drained away, a waterproof layer needs to be made under a common ceramic tile in order to prevent the accumulated water on the ground surface from permeating into the ground, and the joint part of the floor drain and the ceramic tile is also filled with special waterproof cement to prevent water on the ground from permeating into the ground.
In the assembly type dry construction, cement mortar is basically not used on site, the floor is generally made in an overhead way, pipelines are arranged in an overhead layer, the materials are assembled on site, the installation sequence is that the pipelines are arranged on the floor firstly, supporting legs are placed, then supporting plates (main stress components for bearing ground load) are placed on the supporting legs, a waterproof chassis is arranged on the supporting plates, quick-mounting ceramic tiles are laid on the waterproof chassis, finally, the ceramic tile splicing seams are sealed, in order to prevent ground water from permeating into the overhead layer, when the floor drain in the overhead layer penetrates through the waterproof chassis, the floor drain in the overhead layer needs to be in sealed connection with the waterproof chassis, and meanwhile, the joint part of the floor drain grate and the ceramic tiles needs to. The existing assembly type dry construction has the following problems: because the ground is built on stilts, deformation, the aversion phenomenon can take place for the inevitable in the use, and the sealed meeting inefficacy of ground ceramic tile concatenation seam, in the intermediate layer between ceramic tile and the waterproof chassis is easily oozed to the surface ponding, long-time back, especially summer, smelly and cause bathroom peculiar smell problem bathroom easily to produce the foul smell.
Disclosure of Invention
The utility model discloses use a period back ground ceramic tile concatenation seam department sealed probably inefficacy to the existence of current assembly type dry construction and lead to the not enough of interlayer ponding, provide a double-deck drainage floor drain is used in assembly type dry construction, not only can get rid of ground ponding, also can get rid of the percolating water on the waterproof chassis to percolating water long-term amasss in the underground problem of smelling in having solved current way.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a double-layer drainage floor drain for assembly type dry construction comprises:
a body located lowermost, the body having a drainage channel;
the waterproof chassis sealing assembly is connected with the body in a sealing manner;
the water seal assembly is provided with a water flow channel and is connected with the waterproof chassis sealing assembly in a sealing manner;
the interlayer seepage water collecting component is hermetically connected with the waterproof chassis sealing component and is provided with a seepage water collecting port;
the surface accumulated water collecting assembly is hermetically connected with the interlayer seepage water collecting assembly, and is provided with a surface water collecting port which is positioned above the seepage water collecting port;
the water leakage collecting port of the interlayer water seepage collecting assembly is communicated with the water flow channel of the water seal assembly and the drainage channel of the body, and the ground water collecting port of the ground accumulated water collecting assembly is communicated with the water flow channel of the water seal assembly and the drainage channel of the body.
The utility model discloses a double-deck drainage floor drain is applied to in dress formula dry construction, has ground water and collects mouth and intermediate layer water and collect the mouth, not only can get rid of ground ponding, can also get rid of the percolating water on the waterproof chassis to solve in the current way percolating water and long-term the smelly problem that results in the intermediate layer of gathering.
As an improvement, the body comprises a bowl-shaped main body and a drainage interface which is communicated with the bowl-shaped main body and extends transversely, an inclined plane which is inclined relative to a horizontal plane is arranged in the bowl-shaped main body, and the lowest part of the inclined plane is connected with the lowest part of an inner cavity of the drainage interface; the bowl form main part is gone up along having the internal thread portion that is used for with waterproof chassis seal assembly threaded connection, the external extension of internal thread portion upper end forms sealed plane. The arrangement of the inclined plane can ensure that sewage can be timely discharged to the drainage connector. The upper end of the inner thread part extends outwards to form a sealing plane, after the fastening cover is screwed down, a pressing force is formed between the sealing plane and the sealing surface of the fastening cover, the sealing element is pressed tightly, so that sealing is formed between the floor drain and the waterproof chassis, when water leaks from an interlayer between the waterproof chassis and the fast-assembly ceramic tile, the water cannot flow below the waterproof chassis, meanwhile, the fastening cover and the threaded connection part of the main body form sealing, and odor in the pipeline cannot overflow from the threaded connection part.
As an improvement, the bowl-shaped main body further extends to form a column-shaped part with an opening at the upper end, the column-shaped part is provided with a horizontal inner bottom surface, the inner bottom surface is lower than the lowest part of the inclined surface, the lower end of the water seal assembly is accommodated in the column-shaped part, and the depth of the water seal assembly extending into the column-shaped part after being installed in place is not less than 50 mm. The depth of the water seal assembly extending into the columnar part after being installed in place is not less than 50mm, so that a water seal structure with enough depth is formed, and odor in the pipeline can be prevented from passing through the water seal and upwards overflowing into a room from the inside of the water seal sleeve. The bottom surface in the columnar bottom is lower than the lowest part of the inclined surface, so that the volume is as small as possible on the premise of ensuring the water seal depth.
As an improvement, the waterproof chassis sealing assembly comprises a fastening cover and a sealing element, wherein the fastening cover comprises an external thread part used for being in threaded connection with the body and a tightening part formed by outwards extending from the top of the external thread part, the periphery of the tightening part is provided with a tightening clamping groove, and the cross section of the sealing element is provided with a groove used for being matched with the waterproof chassis. The clamping groove is screwed down, so that the fastening cover can be conveniently positioned by a tool when being screwed in. The section of the sealing element is provided with a U-shaped structure with an outward opening, the opening is occluded with the waterproof chassis, and the sealing element is sealed after the threaded cover is screwed down.
As an improvement, the middle position of the external thread part in the height direction extends inwards to form an annular part, the inner end of the annular part extends downwards to form an inner hole and a hole bottom limiting step, and the water seal assembly is arranged in the inner hole; the waterproof chassis sealing assembly further comprises a gasket arranged between the fastening cover and the sealing piece in the height direction. The gasket may reduce friction between the seal and the fastening cover annulus.
As an improvement, the water seal assembly comprises a water seal sleeve and a water seal sealing ring, the water seal sleeve is tubular, a protruding part is arranged at the upper end of the water seal sleeve, an annular groove is formed in the side face of the protruding part, the water seal sealing ring is embedded into the annular groove, and a limiting step is formed at the bottom of the protruding part at the upper end of the water seal sleeve; the inner wall of the water jacket extends to form a rib structure for lifting and dismounting. The limit step of the water jacket sleeve is matched with the limit step of the fastening cover to prevent the water jacket sleeve from falling. When the rib structure is used for cleaning garbage in the water seal cavity of the floor drain, the rib structure is lifted upwards to detach the water seal sleeve.
As an improvement, the interlayer water seepage collection assembly comprises a water seepage collection piece, the water seepage collection piece is provided with an upper pipe part, a lower pipe part and a horizontal part, the outer diameter of the upper pipe part is smaller than that of the lower pipe part, the horizontal part is provided with a plurality of leakage holes which are uniformly distributed on the circumference, the plurality of leakage holes form the water seepage collection port, and the lower pipe part is in sealing connection with the water seal assembly; the water seepage collecting piece extends to form a flow guide part. The flow guide part can be funnel-shaped and is used for guiding water flow to be discharged towards the middle of the pipeline and avoiding entering a water channel of the leakage hole.
As an improvement, the interlayer seepage water collecting assembly further comprises an overflow preventing piece which can move up and down, the material density of the overflow preventing piece is smaller than that of water, the overflow preventing piece is of an annular structure, a sealing surface capable of sealing the seepage hole is arranged at the upper end of the overflow preventing piece, the overflow preventing piece is provided with a plurality of bulges which protrude downwards and are uniformly distributed on the circumference, gaps among the bulges form a water passing channel, the upper pipe part extends downwards to form a guide part positioned below the flow guide part, and gaps are formed between the overflow preventing piece and the lower pipe part. The leakage water in the interlayer can enter the water seal sleeve through the clearance between the overflow-preventing piece and the lower pipe part and the clearance between the bulges after entering from the leakage hole. When a pipeline is blocked or the water discharge amount of the floor drain is too large, the floor drain is full of water, and the water surface is higher than the height of the drain hole, the channel from the drain hole to the drain pipe is full of water, and the overflow-preventing piece floats upwards to block the water seepage hole because the density of the material of the overflow-preventing piece is smaller than that of the water, so that the water in the floor drain cannot flow back to the interlayer.
As an improvement, the surface water collecting assembly comprises a connecting piece and a water collecting sealing ring, the lower portion of the connecting piece is provided with an annular groove, and the water collecting sealing ring is embedded into the annular groove. The connecting piece can move up and down relative to the water seepage collecting piece, so that the height of the surface layer can be adjusted.
As an improvement, the ground accumulated water collecting assembly further comprises a grate, wherein a plurality of drain holes are formed in the grate, a ground water collecting port is formed by the drain holes, a raised ring is arranged on the inner wall of the connecting piece, the raised ring is provided with a notch, and the grate is provided with an anti-falling bulge matched with the notch, so that the anti-falling bulge of the grate after the assembly rotation is located below the raised ring of the connecting piece and staggered with the notch. The grate is provided with a plurality of drain holes, so that large-particle impurities can be prevented from entering a drainage pipeline while accumulated water on the ground is drained, and the pipeline blockage is avoided.
The utility model discloses a double-deck drainage floor drain's beneficial effect: the upper strata can get rid of ground ponding, for example shower drainage, and the lower floor can get rid of the interior ponding of ground ceramic tile and waterproof chassis intermediate layer, has avoided the bathroom peculiar smell problem that long-term stagnant ponding smelly causes in the intermediate layer that prior art exists. Furthermore, the interlayer seepage water collecting assembly on the lower layer is provided with an anti-overflow piece to form a one-way flow structure, the seepage water of the interlayer can only be discharged into the pipeline, and the sewage in the pipeline cannot overflow back into the interlayer through the seepage water collecting opening on the lower layer.
Drawings
Fig. 1 is a schematic structural view of a double-layer drainage floor drain of the first embodiment of the present invention.
Fig. 2 is a schematic structural diagram of the double-layer floor drain according to the first embodiment of the present invention, which is disassembled into various components.
Fig. 3 is a schematic structural view of the double-layer floor drain according to the first embodiment of the present invention.
Fig. 4 is a cross-sectional view of the double-layer floor drain according to the first embodiment of the present invention. (dotted line with arrow in FIG. 4 indicates the direction of the flow of leakage water)
Fig. 5 is a schematic view of the installation structure of the double-layer drainage floor drain according to the first embodiment of the present invention.
Fig. 6 is a schematic structural diagram of a body of a double-layer floor drain according to a first embodiment of the present invention.
Fig. 7 is a schematic structural view of a fastening cover of a double-layer floor drain according to a first embodiment of the present invention.
Fig. 8 is a schematic structural diagram of a water jacket of a double-layer drainage floor drain according to a first embodiment of the present invention.
Fig. 9 is a schematic structural view of a seepage collecting member of a double-layer drainage floor drain according to a first embodiment of the present invention.
Fig. 10 is a schematic structural view of a connecting member of a double-layered floor drain according to a first embodiment of the present invention.
In the figure, 1, a body, 11, a bowl-shaped main body, 111, an inclined surface, 112, a columnar part, 113, an internal threaded part, 114, a sealing plane, 12, a drainage interface,
2. the waterproof chassis sealing assembly comprises a waterproof chassis sealing assembly 21, a fastening cover 211, an external thread part 212, a screwing part 213, a screwing clamping groove 214, an annular part 215, an inner hole 216, a hole bottom limiting step 22, a sealing element 23 and a gasket;
3. the water seal assembly comprises a water seal assembly 31, a water seal sleeve 311, a protruding part 312, a rib structure 32 and a water seal sealing ring;
4. the interlayer seepage water collecting component 41, a seepage water collecting piece 411, an upper pipe part 412, a lower pipe part 413, a horizontal part 4131, a seepage water collecting port 414, a flow guide part 415, a guide part 42 and an anti-overflow piece;
5. the device comprises a ground accumulated water collecting assembly 51, a connecting piece 511, a raised ring 512, a notch 52, an accumulated water sealing ring 53, a grate 531 and a ground water collecting port;
6. a floor slab;
7. overhead supporting legs;
8. a support plate;
9. a waterproof chassis;
10. fast-assembling ceramic tile.
Detailed Description
The technical solutions of the embodiments of the present invention will be explained and explained below with reference to the drawings of the embodiments of the present invention, but the embodiments described below are only preferred embodiments of the present invention, and are not all embodiments. Other embodiments obtained by persons skilled in the art without any inventive work based on the embodiments in the embodiment belong to the protection scope of the invention.
Referring to fig. 1 to 10, the utility model discloses a double-deck drainage floor drain is used in assembled dry construction, double-deck drainage floor drain includes:
a body located lowermost, the body having a drainage channel;
the waterproof chassis sealing assembly is connected with the body in a sealing manner;
the water seal assembly is provided with a water flow channel and is connected with the waterproof chassis sealing assembly in a sealing manner;
the interlayer seepage water collecting component is hermetically connected with the waterproof chassis sealing component and is provided with a seepage water collecting port;
the surface accumulated water collecting assembly is hermetically connected with the interlayer seepage water collecting assembly, and is provided with a surface water collecting port which is positioned above the seepage water collecting port;
the water leakage collecting port of the interlayer water seepage collecting assembly is communicated with the water flow channel of the water seal assembly and the drainage channel of the body, and the ground water collecting port of the ground accumulated water collecting assembly is communicated with the water flow channel of the water seal assembly and the drainage channel of the body.
The utility model discloses a double-deck drainage floor drain is applied to in dress formula dry construction, has ground water and collects mouth and intermediate layer water and collect the mouth, not only can get rid of ground ponding, can also get rid of the percolating water on the waterproof chassis to solve in the current way percolating water and long-term the smelly problem that results in the intermediate layer of gathering.
Example one
Referring to fig. 1 to 10, the first embodiment of the present invention provides a double-layer drainage floor drain for assembly type dry construction, the double-layer drainage floor drain includes:
the water-saving device comprises a body 1, wherein the body 1 is positioned at the lowest part, and the body 1 is provided with a drainage channel;
the waterproof chassis sealing assembly 2 is connected with the body 1 in a sealing mode;
the water seal assembly 3 is provided with a water flow channel, and the water seal assembly 3 is connected with the waterproof chassis sealing assembly 2 in a sealing manner;
the interlayer seepage water collecting component 4 is hermetically connected with the waterproof chassis sealing component 2, and the interlayer seepage water collecting component 4 is provided with a seepage water collecting port 4131;
the surface accumulated water collecting assembly 5 is hermetically connected with the interlayer seepage water collecting assembly 4, the surface accumulated water collecting assembly 5 is provided with a surface water collecting port 531, and the surface water collecting port 531 is positioned above the seepage water collecting port 4131;
the seeping water collecting port 4131 of the interlayer seeping water collecting component 4 is communicated with the water channel of the water seal component 3 and the drainage channel of the body 1, and the ground water collecting port 531 of the ground seeping water collecting component 5 is communicated with the water channel of the water seal component 3 and the drainage channel of the body 1.
As an improvement, the body 1 comprises a bowl-shaped main body 11 and a drainage port 12 which is communicated with the bowl-shaped main body 11 and extends transversely, an inclined surface 111 which is inclined relative to the horizontal plane is arranged in the bowl-shaped main body 11, and the lowest part of the inclined surface 111 is connected with the lowest part of an inner cavity of the drainage port 12; the bowl-shaped body 11 has an internal thread portion 113 at the upper edge thereof for being screwed with the waterproof chassis sealing assembly 2, and the upper end of the internal thread portion 113 extends outwards to form a sealing plane 114. The arrangement of the inclined surface 111 can ensure that the sewage can be discharged to the drainage interface 12 in time. The upper end of the internal thread part 113 extends outwards to form a sealing plane 114, after the fastening cover 21 is screwed, a pressing force is formed between the sealing plane 114 and the sealing surface of the fastening cover 21, the sealing element 22 is pressed, the floor drain and the waterproof chassis 9 are sealed, when water leaks in an interlayer between the waterproof chassis 9 and the fast-assembling ceramic tile 10, the water cannot flow below the waterproof chassis 9, meanwhile, the fastening cover 21 and the threaded connection part of the main body form sealing, and the odor in the pipeline cannot overflow from the threaded connection part.
As an improvement, the bowl-shaped body 11 further extends to form a column-shaped portion 112 with an opening at the upper end, the column-shaped portion 112 has a horizontal inner bottom surface, the inner bottom surface of the column-shaped portion 112 is lower than the lowest position of the inclined surface 111, the lower end of the water seal assembly 3 is accommodated in the column-shaped portion 112, and the depth of the water seal assembly 3 extending into the column-shaped portion 112 after being installed in place is not less than 50 mm. The depth of the water seal assembly 3 extending into the cylindrical portion 112 after being installed in place is not less than 50mm, that is, the height between the lower end of the water seal jacket 31 and the upper end of the cylindrical portion 112 is not less than 50mm, so that a water seal structure with enough depth is formed, and odor in the pipeline can be prevented from passing through the water seal and overflowing upwards from the inside of the water seal jacket 31 to the indoor. The inner bottom surface of the columnar part 112 is lower than the lowest part of the inclined surface 111, so that the whole height of the floor drain is as small as possible on the premise of ensuring the water seal depth.
As a modification, the waterproof chassis sealing assembly 2 comprises a fastening cover 21 and a sealing member 22, wherein the fastening cover 21 comprises an external thread part 211 for being in threaded connection with the body 1, a tightening part 212 formed by extending outwards from the top of the external thread part 211, a tightening clamping groove 213 is formed in the periphery of the tightening part 212, and the cross section of the sealing member 22 is provided with a groove for being matched with the waterproof chassis 9. The clamping groove 213 is screwed down, so that the fastening cover 21 can be conveniently positioned by a tool when being screwed in. The sealing element 22 has a U-shaped structure with an outward opening in cross section, the opening is meshed with the waterproof chassis 9, and the threaded cover is screwed down to form a seal.
As an improvement, the middle position of the external thread part 211 in the height direction extends inwards to form an annular part 214, the inner end of the annular part 214 extends downwards to form an inner hole 215 and a hole bottom limiting step 216, and the water seal assembly 3 is arranged in the inner hole 215; the waterproof chassis seal assembly 2 further includes a gasket 23 provided between the fastening cover 21 and the sealing member 22 in the height direction. The gasket 23 can reduce the frictional force between the sealing member 22 and the annular 214 portion of the fastening cover 21. The hole bottom limit step 216 of the fastening cover 21 cooperates with the limit step of the water jacket 31 to prevent the water jacket 31 from falling.
As an improvement, the water seal assembly 3 includes a water seal sleeve 31 and a water seal sealing ring 32, the water seal sleeve 31 is tubular, the upper end of the water seal sleeve 31 is provided with a protruding portion 311, the side surface of the protruding portion 311 is provided with an annular groove, the water seal sealing ring 32 is embedded into the annular groove, and the bottom of the protruding portion 311 at the upper end of the water seal sleeve 31 forms a limiting step; the inner wall of the water jacket 31 extends to form a rib structure 312 for lifting and dismounting. The limit step of the water jacket 31 is matched with the hole bottom limit step 216 of the fastening cover 21 to prevent the water jacket 31 from dropping. The rib structure 312 is used for lifting and detaching the water seal sleeve 31 when cleaning the garbage in the water seal cavity of the floor drain.
As an improvement, the interlayer seepage water collecting assembly 4 comprises a seepage water collecting piece 41, the seepage water collecting piece 41 is provided with an upper pipe part 411, a lower pipe part 412 and a horizontal part 413, the outer diameter of the upper pipe part 411 is smaller than that of the lower pipe part 412, the horizontal part 413 is provided with a plurality of seepage holes which are uniformly distributed on the circumference, the plurality of seepage holes form the seepage water collecting port 4131, and the lower pipe part 412 is connected with the water sealing assembly 3 in a sealing way; the interior of the seepage water collecting member 41 extends to form a flow guide part 414. The guiding portion 414 is funnel-shaped and is used to guide the water to be discharged toward the middle of the pipeline, so as to avoid entering the water channel of the leakage hole.
As an improvement, the interlayer seepage water collecting assembly 4 further comprises an overflow preventing member 42 capable of moving up and down, the material density of the overflow preventing member 42 is less than that of water, the overflow preventing member 42 is of an annular structure, a sealing surface capable of sealing the seepage hole is arranged at the upper end of the overflow preventing member 42, the overflow preventing member 42 is provided with a plurality of protrusions protruding downwards and evenly distributed on the circumference, gaps among the protrusions form a water passing channel, the upper pipe part 411 extends downwards to form a guide part 415 positioned below the flow guide part 414, and a gap is formed between the overflow preventing member 42 and the lower pipe part 412. The guide 415 cooperates with the spill guard 42 such that the spill guard 42 can only move up and down. The leakage water in the interlayer can enter the water jacket 31 through the gap between the overflow preventing member 42 and the lower pipe part 412 and the gaps between the protrusions after entering through the leakage hole. When the pipeline is blocked or the water discharge amount of the floor drain is too large, the floor drain is full of water, and the water surface is higher than the height of the drain hole, the channel of the drain hole to the drain pipe is full of water, and the density of the material of the overflow-preventing piece 42 is smaller than that of the water, so that the overflow-preventing piece 42 floats upwards to block the water seepage hole, and the water in the floor drain cannot flow back to the interlayer.
As a modification, the surface water collecting assembly 5 comprises a connecting piece 51 and a water sealing ring 52, wherein the lower part of the connecting piece 51 is provided with an annular groove, and the water sealing ring 52 is embedded into the annular groove. The connecting member 51 can move up and down relative to the seepage water collecting member 41, so that the height of the surface layer can be adjusted.
As an improvement, the surface gathered water collecting assembly 5 further comprises a perforated strainer 53, a plurality of drainage holes are formed on the perforated strainer 53, the drainage holes form a surface water collecting port 531, a raised ring 511 is arranged on the inner wall of the connecting piece 51, the raised ring 511 is provided with a notch 512, the perforated strainer 53 is provided with a retaining projection matched with the notch 512, so that the retaining projection of the perforated strainer 53 is positioned below the raised ring 511 of the connecting piece 51 and staggered with the notch 512 after the assembly rotation. The grate 53 is provided with a plurality of drain holes, so that large-particle impurities can be prevented from entering a drainage pipeline while accumulated water on the ground is drained, and the pipeline blockage is avoided.
The utility model discloses double-deck drainage floor drain's construction order is as follows:
1. the drainage pipelines are arranged along the upper surface of the floor slab 6 according to the design trend, and only the body 1 part of the double-layer drainage floor drain is installed firstly.
2. And placing the overhead supporting feet 7 in proper positions according to the bearing requirements, and adjusting the height.
3. And paving the structural support plate 8 on the support legs, and forming a reserved hole at the position of the double-layer drainage floor drain.
4. The waterproof chassis 9 is laid on the supporting plate 8, the U-shaped groove of the sealing element 22 of the double-layer drainage floor drain is clamped into a counter bore prefabricated on the waterproof chassis 9, the gasket 23 and the fastening cover 21 are sequentially placed, the fastening cover 21 is screwed, and then the floor drain water seal assembly 3 and the interlayer seepage water collection assembly 4 are sequentially arranged.
5. And paving the fast-assembling ceramic tile 10 on the waterproof chassis 9, and reserving a counter bore at the position of the double-layer drainage floor drain.
6. The surface water collection assembly 5 is inserted into the seeper water collection assembly.
7. And sealing the connecting piece 51 and the prepared hole of the fast-assembling ceramic tile 10.
The working principle of the utility model is as follows: when water leaks from the interlayer between the waterproof chassis 9 and the fast-assembly ceramic tile 10, the water leaks into the pipeline through the leakage hole, when the pipeline is blocked, or the floor drain is full of water due to overlarge drainage amount of the floor drain, and the water surface is higher than the height of the leakage hole, the passage of the leakage hole to the drainage pipe is full of water, and the overflow-preventing piece 42 floats upwards due to the fact that the density of the material of the overflow-preventing piece 42 is smaller than that of the water, so that the leakage hole is blocked, and the water in the double-layer drainage floor drain cannot flow back into the interlayer.
While the invention has been described with reference to specific embodiments thereof, it will be understood by those skilled in the art that the invention is not limited thereto but is intended to cover various modifications and changes, including but not limited to the details shown in the drawings and described in the foregoing detailed description. Any modification which does not depart from the functional and structural principles of the invention is intended to be included within the scope of the following claims.
Claims (10)
1. The utility model provides an assembled dry construction is with double-deck drainage floor drain which characterized in that: the double-layer drainage floor drain comprises:
the water-saving device comprises a body (1), wherein the body (1) is located at the lowest part, and the body (1) is provided with a drainage channel;
the waterproof chassis sealing assembly (2), the waterproof chassis sealing assembly (2) is connected with the body (1) in a sealing mode;
the water seal assembly (3) is provided with a water flow channel, and the water seal assembly (3) is connected with the waterproof chassis sealing assembly (2) in a sealing manner;
the interlayer seepage water collecting component (4) is in sealing connection with the waterproof chassis sealing component (2), and the interlayer seepage water collecting component (4) is provided with a seepage water collecting port (4131);
the ground accumulated water collecting assembly (5) is hermetically connected with the interlayer seepage water collecting assembly (4), the ground accumulated water collecting assembly (5) is provided with a ground water collecting port (531), and the ground water collecting port (531) is positioned above the seepage water collecting port (4131);
the water leakage collecting port (4131) of the interlayer water leakage collecting assembly (4) is communicated with the water flow channel of the water seal assembly (3) and the drainage channel of the body (1), and the ground water collecting port (531) of the ground accumulated water collecting assembly (5) is communicated with the water flow channel of the water seal assembly (3) and the drainage channel of the body (1).
2. The assembled double-layer drainage floor drain for dry construction according to claim 1, characterized in that: the body (1) comprises a bowl-shaped main body (11) and a drainage interface (12) which is communicated with the bowl-shaped main body (11) and transversely extends out, an inclined surface (111) which is inclined relative to a horizontal plane is arranged in the bowl-shaped main body (11), and the lowest part of the inclined surface (111) is connected with the lowest part of an inner cavity of the drainage interface (12); the upper edge of the bowl-shaped main body (11) is provided with an internal thread part (113) which is used for being in threaded connection with the waterproof chassis sealing assembly (2), and the upper end of the internal thread part (113) extends outwards to form a sealing plane.
3. The assembled double-layer drainage floor drain for dry construction according to claim 2, characterized in that: bowl form main part (11) still extend and form upper end open-ended column portion (112), column portion (112) have the interior bottom surface of horizontally, interior bottom surface is less than inclined plane (111) minimum, water seal subassembly (3) lower extreme is held in column portion (112), the degree of depth that stretches into column portion (112) inside after water seal subassembly (3) installation targets in place is not less than 50 mm.
4. The assembled double-layer drainage floor drain for dry construction according to claim 1, characterized in that: the waterproof chassis sealing assembly (2) comprises a fastening cover (21) and a sealing element (22), the fastening cover (21) comprises an external thread part (211) in threaded connection with the body (1) and a screwing part (212) formed by extending outwards from the top of the external thread part (211), and the periphery of the screwing part (212) is provided with a screwing clamping groove (213); the sealing piece (22) is provided with a groove in the cross section for matching with the waterproof chassis (9).
5. The fabricated double-layer drainage floor drain for dry construction according to claim 4, wherein the fabricated double-layer drainage floor drain comprises: the middle position of the external thread part (211) in the height direction extends inwards to form an annular part (214), the inner end of the annular part (214) extends downwards to form an inner hole (215) and a hole bottom limiting step (216), and the water seal assembly (3) is arranged in the inner hole (215); the waterproof chassis sealing assembly (2) further comprises a gasket (23) arranged between the fastening cover (21) and the sealing piece (22) in the height direction.
6. The assembled double-layer drainage floor drain for dry construction according to claim 1, characterized in that: the water seal assembly (3) comprises a water seal sleeve (31) and a water seal sealing ring (32), the water seal sleeve (31) is tubular, a protruding portion (311) is arranged at the upper end of the water seal sleeve (31), an annular groove is formed in the side face of the protruding portion (311), the water seal sealing ring (32) is embedded into the annular groove, and a limiting step is formed at the bottom of the protruding portion (311) at the upper end of the water seal sleeve (31); the inner wall of the water jacket (31) extends to form a rib structure (312) for lifting and dismounting.
7. The assembled double-layer drainage floor drain for dry construction according to claim 1, characterized in that: the interlayer water seepage collection assembly (4) comprises a water seepage collection piece (41), the water seepage collection piece (41) is provided with an upper pipe part (411), a lower pipe part (412) and a horizontal part (413), the outer diameter of the upper pipe part (411) is smaller than that of the lower pipe part (412), the horizontal part (413) is provided with a plurality of water seepage holes which are uniformly distributed on the circumference, the plurality of water seepage holes form the water seepage collection port (4131), and the lower pipe part (412) is in sealing connection with the water seal assembly (3); the inner part of the seepage water collecting piece (41) extends to form a flow guide part (414).
8. The fabricated double-layer drainage floor drain for dry construction according to claim 7, wherein the fabricated double-layer drainage floor drain comprises: the interlayer seepage water collecting assembly (4) further comprises an anti-backflow piece (42) capable of moving up and down, the density of the material of the anti-backflow piece (42) is smaller than that of water, the anti-backflow piece (42) is of an annular structure, a sealing surface capable of sealing a seepage hole is arranged at the upper end of the anti-backflow piece (42), the anti-backflow piece (42) is provided with a plurality of protrusions protruding downwards and evenly distributed on the circumference, gaps among the protrusions form a water passing channel, an upper pipe part (411) extends downwards to form a guide part (415) positioned below the flow guide part (414), and a gap is formed between the anti-backflow piece (42) and the lower pipe part (412).
9. The assembled double-layer drainage floor drain for dry construction according to claim 1, characterized in that: the surface water collecting assembly (5) comprises a connecting piece (51) and a water sealing ring (52), an annular groove is formed in the lower portion of the connecting piece (51), and the water sealing ring (52) is embedded into the annular groove.
10. The fabricated double-layer drainage floor drain for dry construction according to claim 9, wherein: the ground accumulated water collecting assembly (5) further comprises a grate (53), a plurality of drainage holes are formed in the grate (53), a ground water collecting port (531) is formed in the drainage holes, a protruding ring (511) is arranged on the inner wall of the connecting piece (51), a notch (512) is formed in the protruding ring (511), and an anti-falling protrusion matched with the notch (512) is arranged on the grate (53), so that the anti-falling protrusion of the grate (53) after assembly and rotation is located below the protruding ring (511) of the connecting piece (51) and staggered with the notch (512).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920671121.7U CN210164026U (en) | 2019-05-10 | 2019-05-10 | Double-layer drainage floor drain for assembly type dry construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920671121.7U CN210164026U (en) | 2019-05-10 | 2019-05-10 | Double-layer drainage floor drain for assembly type dry construction |
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| CN210164026U true CN210164026U (en) | 2020-03-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110158744A (en) * | 2019-05-10 | 2019-08-23 | 浙江中财管道科技股份有限公司 | A kind of assembled dry construction double-layer drainage floor drain |
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2019
- 2019-05-10 CN CN201920671121.7U patent/CN210164026U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110158744A (en) * | 2019-05-10 | 2019-08-23 | 浙江中财管道科技股份有限公司 | A kind of assembled dry construction double-layer drainage floor drain |
| CN110158744B (en) * | 2019-05-10 | 2024-07-12 | 浙江中财管道科技股份有限公司 | Double-layer drainage floor drain for assembly type dry construction |
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