Drainage system suitable for modular integrated building

Abstract

The utility model discloses a drainage system suitable for a modularized integrated building. The drainage system comprises a reverse ridge, a lower connection pipe, a butt joint pipe and an upper connection pipe. The reverse ridge is arranged on the top plate module of the module box body, and a first via hole group is arranged in the reverse ridge; the lower connection pipe comprises a lower pipe body and a fixed pipe fitting; the fixed pipe fitting is fixedly arranged on the bottom plate module and comprises a straight-through drainage pipe fitting and a three-way drainage pipe fitting. The bottom of the upper connection pipe is connected with the top of the lower connection pipe into a whole through a butt joint pipe, and the top of the upper connection pipe penetrates through the first via hole set and then is in butt joint with the fixing pipe fitting of the upper module box. According to the drainage system, high-precision formwork positioning and pipe fitting pre-burying and fixing are carried out in the MIC structure modular prefabrication stage, accurate positioning can be effectively guaranteed, the construction processes of casing pipe pre-burying, line snapping positioning during pipeline installation, hole plugging after pipeline installation and the like are reduced, the assembly rate and the installation quality are improved, and the construction cost is reduced. The construction cost is saved, and the connection problem of the MIC modular integrated building drainage system is solved to the maximum extent.

Description

TECHNICAL FIELD

[0001] The embodiment of the utility model belongs to the technical field of modular integrated building, more particularly, relate to a drainage system suitable for modular integrated building. BACKGROUND

[0002] With the development of fabricated building technology, especially the application of modular integrated building (MiC), it is called the 4.0 era of fabricated building. This building method can be widely used in various building projects, including high-rise buildings and residential projects, hotels and tourist resorts, education and medical treatment, etc. As one of the key technologies in these projects, the application prospect of drainage riser becomes more extensive with the development of fabricated building technology. Among them, the integration of modular integrated building drainage riser and the connection between upper and lower layers have become the pain point in this field.

[0003] In the prior art, when installing the modular integrated building drainage riser, the drainage steel sleeve pipe is pre-buried on the module upper and lower floor plates, and the drainage riser is installed and then sealed. However, it has the following disadvantages: (1) the drainage riser cannot be absolutely located in the sleeve pipe during installation; (2) the top sleeve pipe cannot be sealed after the pipeline installation is completed, and the bottom sleeve pipe hoist hole is difficult to install; (3) the control precision of the modular building hoisting is high, and the drainage riser cannot be connected when the sleeve pipe is misaligned.

[0004] Therefore, at present, a new type of drainage pipe fitting applied to the MIC modular integrated building drainage system is urgently needed, which can maintain the integrity of the building structure while solving the problems of modular integrated building drainage riser connection, difficulty in sealing the sleeve pipe, and realizing efficient and stable drainage system. SUMMARY

[0005] In view of the poor connection precision, low efficiency and difficulty in sealing the sleeve pipe of the modular integrated building drainage riser in the prior art, the utility model provides a drainage system suitable for modular integrated building to solve such problems.

[0006] In order to achieve the above purpose, the utility model provides a drainage system suitable for modular integrated building, which comprises a reverse ridge provided on the top plate module of the module box body, a first via hole group is arranged in the reverse ridge; a lower connection pipe is arranged on the bottom plate module, the lower connection pipe comprises a lower pipe body and a fixing pipe fitting; the fixing pipe fitting is pre-buried on the corresponding position of the bottom plate module; the lower pipe body is inserted and fixed on the upper end of the fixing pipe fitting; a butt joint pipe is sleeved and fixed on the upper end of the lower pipe body; an upper connection pipe is inserted and fixed in the butt joint pipe, and the other end of the upper connection pipe is inserted and fixed in the lower end pipe body of the fixing pipe fitting arranged on the upper module box body; and a sealing connection part is arranged between the upper and lower module box bodies, which increases the connection strength of the module box body and the upper module box body and seals the gap between them.

[0007] Further, the fixed pipe fittings include straight drain pipe fittings and three-way drain pipe fittings, and the bottom periphery is respectively provided with a circumferential fixing plate, and the circumferential fixing plate is provided with a positioning hole.

[0008] Further, the straight drain pipe fittings and the three-way drain pipe fittings are respectively provided with a water stop ring on the pipe body.

[0009] Further, the opening diameter of the first via group is greater than the corresponding pipe diameter of the upper adapter pipe, so as to facilitate the post-pipe adjustment, alignment and butt joint operation of the operating personnel.

[0010] Further, the top plate module is provided with a positioning groove, and a reverse ridge is arranged in the positioning groove; the bottom plate module is provided with a positioning block at the corresponding position of the bottom, and the size of the positioning block is matched with the positioning groove, and the center points of the two are coincided in the vertical direction.

[0011] Further, the bottom of the positioning block is further provided with a limiting frame, and the limiting frame is correspondingly arranged at the position of the reverse ridge, and the size of the limiting frame is greater than that of the reverse ridge.

[0012] Further, the first glue fixing layer is arranged between the lower pipe body and the fixed pipe fitting, and the first glue fixing layer seals and fixes the connecting part between the lower pipe body and the fixed pipe fitting, so as to prevent the shaking and leakage between the two.

[0013] Further, the second glue fixing layer is arranged between the upper end of the upper adapter pipe and the fixed pipe fitting arranged on the upper layer module box, and the second glue fixing layer seals and fixes the connecting part between the upper adapter pipe and the fixed pipe fitting arranged on the upper layer module box.

[0014] Further, the third glue fixing layer is arranged between the upper end of the upper adapter pipe and the butt joint pipe, and the third glue fixing layer seals and fixes the connecting part between the lower end of the upper adapter pipe and the upper end of the butt joint pipe.

[0015] Further, the fixed pipe fitting is made of PVC material.

[0016] Overall, compared with the prior art, the above technical scheme conceived by the utility model can achieve the following beneficial effects:

[0017] (1) The drainage system of the utility model, over adopts straight-through drainage pipe fittings and three-way drainage pipe fittings to replace the conventional pre-buried steel sleeve in the floor, thereby being able to reduce the subsidence height of the bathroom area in the module box; by making the reverse ridge to block the concrete slurry from leaking into the first group of through holes and the lower connecting pipe, and simultaneously forming airtight space with the surrounding concrete slurry, the gap between the upper and lower module boxes is isolated, thereby eliminating the need to block the fixed pipe fitting bottom hoist hole (the later ceiling can solve the decoration problem); by pre-buried high-precision fixed pipe fittings and pre-installed upper connecting pipes and butt pipes in the early stage, when installing on site in the later stage, only the upper end of the upper connecting pipe is inserted into the lower end pipe body of the fixed pipe fitting provided on the upper module box, and the lower end is inserted into the butt pipe of the module box, the installation of the drainage system can be quickly completed, thereby greatly improving the construction efficiency of the MIC modular integrated building.

[0018] (2) The drainage system of the utility model, by high-precision template positioning during the MIC structure modular prefabrication stage, pre-buried fixed pipe fittings, can effectively guarantee accurate positioning, through the straight-through drainage pipe fittings and three-way drainage pipe fittings with water stop rings, it reduces the sleeve pre-buried, installation pipe line, and installation pipe line after sealing hole construction process, improves the pipe assembly rate and installation quality of the modular integrated building drainage system, and saves the construction cost, and solves the MIC modular integrated building drainage system connection problem to the greatest extent.

[0019] (3) The drainage system of the utility model, by setting the matching positioning block and positioning groove, the positioning block is embedded in the positioning groove, which can quickly and accurately position when hoisting the module box, avoids adjusting various setting standard lines in the later stage, greatly speeds up the installation efficiency under the premise of ensuring accuracy, and the positioning block also has a limiting frame at the bottom, the position of the limiting frame corresponds to the reverse ridge, and the size of the limiting frame is greater than that of the reverse ridge, so that the reverse ridge is not damaged due to inclination during hoisting of the upper module box, and the integrity of the module box parts during installation is ensured.

[0020] (4) The drainage system of the utility model, by setting the opening diameter of the first group of through holes to be greater than the corresponding pipe diameter of the upper connecting pipe, the position of the fixed pipe fitting provided on the upper module box can be easily observed at the bottom of the first group of through holes, the upper connecting pipe is conveniently and accurately butt-jointed, and meanwhile, a margin range is provided for the installation error of the upper and lower module boxes or the fixed pipe fitting provided on the upper module box, that is, even if the fixed pipe fitting provided on the upper module box is deviated, the deviation is not greater than the aperture range of the first group of through holes, and the upper connecting pipe can be connected into the fixed pipe fitting provided on the upper module box, and meanwhile, the upper connecting pipe and the lower connecting pipe can be butt-jointed at a certain inclination angle due to sufficient height space in the module box, the inclination angle is within the allowable error, and the butt-joint effect and anti-leakage requirement are not affected, thereby solving the problem that the drainage riser cannot be connected when the sleeve is dislocated.

[0021] (5) The drainage system of this utility model replaces the conventional floor slab pre-embedded drainage steel sleeve with fixed pipe fittings. It can directly connect the upper and lower parts, effectively reducing the connection height between the fixed pipe fittings and the indoor horizontally set drainage components. It does not require the installation of a transfer pipe above the conventional floor slab pre-embedded drainage steel sleeve to achieve the connection with the indoor horizontally set drainage components. This reduces the sinking height of the bathroom area in the module box and avoids the irregular shape of the bottom of the module box due to the sinking design, which would cause great inconvenience in the later hoisting, transportation and placement, and increase the transportation and placement cost.

[0022] (6) In the drainage system of this utility model, the straight drainage pipe fitting and the three-way drainage pipe fitting are respectively provided with water-stop rings. The water-stop rings can cooperate with the circumferential fixing plate to extend the water seepage path several times, greatly increase the seepage resistance, and make the periphery of the fixing pipe fitting have good waterproof ability, thus avoiding the gap between the fixing pipe fitting and the concrete after the fixing pipe fitting ages and deforms, resulting in water leakage. Attached Figure Description

[0023] Figure 1 This is a schematic diagram of the structure of the module box of the drainage system used in the embodiment of this utility model;

[0024] Figure 2 This is a schematic diagram of the drainage system in an embodiment of the present invention;

[0025] Figure 3 This is a bottom view of the drainage system in an embodiment of the present invention.

[0026] Figure 4 This is a top view of the drainage system in an embodiment of the present invention.

[0027] Figure 5 This is a schematic diagram of the three-way drainage pipe fitting in an embodiment of this utility model;

[0028] Figure 6 This is a schematic diagram of the straight-through drainage pipe fitting in an embodiment of this utility model;

[0029] Figure 7 This is a flowchart illustrating the construction steps of a drainage system suitable for modular integrated buildings, as described in this utility model embodiment.

[0030] In all the accompanying drawings, the same reference numerals denote the same technical features, specifically: 1-module box, 11-top plate module, 12-bottom plate module, 2-positioning groove, 3-positioning block, 4-reverse curb, 5-lower connecting pipe, 51-lower pipe body, 52-fixed pipe fitting, 521-straight drainage pipe fitting, 522-teet drainage pipe fitting, 6-connecting pipe, 7-upper connecting pipe. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical scheme and advantages of the utility model clearer, the utility model will be described in further detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the utility model and not to limit the utility model. In addition, the technical features involved in each embodiment of the utility model described below can be combined with each other as long as they do not conflict with each other.

[0032] As shown in Figures 1-6 The utility model provides a drainage system suitable for modular integrated building, including counter 4, lower connector pipe 5, butt joint pipe 6 and upper connector pipe 7. Counter 4 is located on the top plate module 11 of module box 1, and first via group is arranged in it for passing through upper connector pipe 7. Lower connector pipe 5 includes lower pipe body 51 and fixed pipe fitting 52. Fixed pipe fitting 52 is fixedly arranged on bottom plate module 12, and the fixed pipe fitting 52 includes straight-through drainage pipe fitting 521 and tee drainage pipe fitting 522. The bottom of upper connector pipe 7 is connected with the top of lower connector pipe 5 as a whole through butt joint pipe 6, and the top thereof is connected with the fixed pipe fitting 52 of the upper module box after passing through the first via group. The drainage system of the utility model can effectively guarantee accurate positioning by high-precision template positioning during the MIC structure modular prefabrication stage and pre-burying fixed pipe fitting 52, can reduce sleeve pre-burying, line positioning during pipe installation and hole plugging after pipe installation and other construction processes, improve the pipe assembly rate and installation quality of the modular integrated building drainage system, save construction cost and maximize the solution of the MIC modular integrated building drainage system connection problem.

[0033] Embodiment 1

[0034] In the first embodiment of the utility model, the module box 1 adopts standardized design, ensures the compatibility and interchangeability between parts, facilitates large-scale production and assembly, and completes production and pre-assembly in the factory, reduces the complexity and time of on-site construction. Further, the length error of the module box 1 can be controlled within ±1.0mm, the width error can be controlled within ±0.5mm, and the thickness error can be controlled within ±0.5mm, so that the quality control of the module box 1 is better, and the product produced in the factory can achieve millimeter-level building accuracy.

[0035] The module box 1 includes top plate module 11 and bottom plate module 12. During the installation operation of the integrated building, the bottom plate module 12 of the current layer module box 1 is accurately placed on the lower layer module box, the top plate module 11 is laid on the top of the steel bar net and the mortar is applied to form a sealed connection part, which is used to increase the connection strength with the upper layer module box and seal and fill the gap between the two.

[0036] The first group of through holes is arranged on the top plate module 11, and is used for connecting with the drainage system of the upper module box body through the upper connecting pipe 7; the opening diameter of the first group of through holes is larger than the corresponding pipe diameter of the upper connecting pipe 7, so that the workers can conveniently perform the pipeline adjustment, alignment and butt joint operation in the later stage.

[0037] The bottom plate module 12 is provided with the lower connecting pipe 5, and the lower connecting pipe 5 comprises a lower pipe body 51 and a fixed pipe 52.

[0038] The fixed pipe 52 is embedded on the corresponding position of the bottom plate module 12, is installed at the specified position through the limiting assembly when the steel cage is tied on the bottom plate module 12, and is integrated with the bottom plate module 12 through the later pouring.

[0039] Figures 5-6 In the embodiment of the utility model, the fixed pipe 52 comprises straight-through drainage pipe 521 and three-way drainage pipe 522, both of which are made of PVC material, and the wall thickness is thickened to resist the pressure generated during the pouring of concrete and the corrosion of the later environment.

[0040] Further, the straight-through drainage pipe 521 and the three-way drainage pipe 522 are respectively provided with annular fixing plates at the bottom periphery, the annular fixing plates are provided with positioning holes, the annular fixing plates are fixed on the grinding jig clamping plate through the fixing screws, the impact displacement during the pouring of concrete is avoided, and the positioning accuracy of the fixed pipe 52 is ensured.

[0041] Further, the straight-through drainage pipe 521 and the three-way drainage pipe 522 are respectively provided with water stop rings on the pipe bodies, the water stop rings can cooperate with the annular fixing plates, the path of water seepage is extended several times, the seepage resistance is greatly increased, the fixed pipe 52 has good waterproof capability, and the gap between the fixed pipe 52 and the concrete after the deformation of the fixed pipe 52 is avoided, and the phenomenon of water leakage is avoided.

[0042] In the first embodiment of the utility model, the fixed pipe 52 is arranged to replace the conventional floor plate embedded drainage steel sleeve pipe, the fixed pipe 52 can directly realize the direct butt joint of the upper and lower pipes, the butt joint height of the fixed pipe 52 and the indoor horizontally arranged drainage assembly is effectively reduced, the adapter pipe arranged above the conventional floor plate embedded drainage steel sleeve pipe is not needed to realize the butt joint with the indoor horizontally arranged drainage assembly, the sinking height of the bathroom area in the module box 1 is reduced, the overall shape of the module box 1 is not irregular due to the sinking design, the later hoisting, transportation and placement are not inconvenient, and the transportation and placement cost is improved.

[0043] The lower pipe body 51 is inserted and fixed in the upper end of the fixed pipe 52, and is pre-installed together with the assembly of the module box 1; when installed, the outer circle of the lower end of the lower pipe body 51 and the inner circle of the upper end of the fixed pipe 52 are coated with adhesive, and after completion, the lower pipe body 51 is inserted and fixed in the upper end of the fixed pipe 52, and after the adhesive solidifies, a first adhesive layer is formed, which seals and fixes the connection between the lower pipe body 51 and the fixed pipe 52, preventing shaking and leakage between the two.

[0044] The docking pipe 6 is fixed on the top of the lower pipe body 51 and is used to provide an installation pipe with the upper connecting pipe 7 installed later; the docking pipe 6 is pre-installed together with the lower pipe body 51.

[0045] The upper connecting pipe 7 is fixed in the upper end of the docking pipe 6, and is installed after the completion of the assembly of the module box 1; when installed, the outer circle of the upper and lower ends of the upper connecting pipe 7 is coated with adhesive, and is inserted into the lower end of the fixed pipe 52 provided on the upper module box through the first hole group of the top plate module 11, and after the adhesive solidifies, a second adhesive layer is formed, which seals and fixes the connection between the upper connecting pipe 7 and the fixed pipe 52 provided on the upper module box, preventing shaking and leakage between the two; when the upper end of the upper connecting pipe 7 is docked and the adhesive is solidified, the upper connecting pipe 7 is pushed upwards, leaving a docking space for the lower end, and the lower end of the upper connecting pipe 7 is inserted into the upper end of the docking pipe 6, and after the adhesive solidifies, a third adhesive layer is formed, which seals and fixes the connection between the lower end of the upper connecting pipe 7 and the upper end of the docking pipe 6, preventing shaking and leakage between the two.

[0046] In the embodiment of the utility model, the opening diameter of the first hole group is greater than the corresponding pipe diameter of the upper connecting pipe 7, so that the position of the fixed pipe 52 provided on the upper module box can be easily observed at the bottom of the first hole group, the upper connecting pipe 7 can be precisely docked, and a margin range is provided for the installation error of the upper and lower module boxes or the fixed pipe 52 provided on the upper module box; even if the fixed pipe 52 provided on the upper module box deviates in the vertical direction, the deviation is not greater than the hole diameter range of the first hole group, and the upper connecting pipe 7 can be inserted into the fixed pipe 52 provided on the upper module box; since the height space in the module box 1 is sufficient, the upper connecting pipe 7 and the lower connecting pipe 5 can be docked at a certain inclination angle, the inclination angle is within the allowable error, and the docking effect and the anti-leakage requirement are not affected, thereby solving the problem that the drainage riser cannot be connected when the sleeve pipe is misaligned.

[0047] The utility model discloses first embodiment, when the construction installation of drainage system, in the stage of making module box 1, install fixed pipe fittings 52 through the limiting component in the specified position, and through the later stage pouring and bottom plate module 12 are connected as a whole, the steel reinforcement framework of reverse ridge 4 is tied on the steel reinforcement cage of roof module 11, and the formwork is supported, and is poured with roof module 11, after the concrete pouring operation of module box 1 is completed, positioning drilling is carried out in reverse ridge, after drilling is completed, whether the center line of first via group coincides with first via group 5 is detected, after drilling is completed, the upper adapter pipe 7 and the butt joint pipe 6 are sequentially assembled, and the installation operation of other accessories of drainage system is completed, after module box 1 is transported to the specified point and is installed, the reinforcement mesh and the mortar are laid on the top of roof module 11, and the sealing connection part is formed, when the mortar is laid, the top of mortar surface is flush with the top of reverse ridge 4, can effectively prevent that concrete mortar leaks into first via group and lower adapter pipe 5, influences the later assembly, after the hoisting operation of upper layer module box is completed, the outer circle of the upper end and lower end of upper adapter pipe 7 is smeared with adhesive, is inserted into the lower end pipe body of fixed pipe fittings 52 that the upper layer module box has respectively, and is inserted into butt joint pipe 6, and the installation operation of drainage system is completed.

[0048] Embodiment two

[0049] As Figure 1 The utility model discloses second embodiment, the roof module 11 is equipped with the positioning groove 2, and the reverse ridge 4 is constructed in the positioning groove 2, further, the bottom of bottom plate module 12 is equipped with the positioning block 3 in the corresponding place, the size of the positioning block 3 is adapted with the positioning groove 2, and the center point of both coincides in vertical direction, and the accurate positioning of upper and lower layer module box is carried out by embedding the positioning block 3 in the positioning groove 2, further, the bottom of positioning block 3 still opens the limiting frame, and the limiting frame position corresponds with reverse ridge 4, and its size is greater than reverse ridge 4, prevents the inclination of upper layer module box hoisting process and the damage of reverse ridge 4.

[0050] The utility model discloses second embodiment, when the construction installation of drainage system, the reinforcement mesh and the mortar are laid on the top of roof module 11, and the sealing connection part is formed, when the mortar is laid, due to the height of reverse ridge 4 block, avoids that concrete mortar leaks into first via group and lower adapter pipe 5, influences the later assembly, hoists the upper layer module box, and the positioning block 3 of upper layer module box is aligned with the positioning groove 2, and the upper layer module box is descended, so that the accurate positioning of upper and lower layer module box is carried out by embedding the positioning block 3 in the positioning groove 2, carries out the installation operation of drainage system of other steps later until completion.

[0051] The utility model discloses second embodiment, through setting the positioning block 3 and positioning groove 2 of adaptation, positioning block 3 is embedded in positioning groove 2, can carry out quick accurate positioning when hoisting module box 1, avoids the adjustment of various setting standard line in later period, under the premise of guaranteeing accuracy, has greatly accelerated installation efficiency, positioning block 3 still opens the limiting frame in the bottom, the position of this limiting frame corresponds with reverse ridge 4, and its size is greater than reverse ridge 4, prevents the inclination of upper module box hoisting process and presses the damage of reverse ridge 4, guarantees the integrity of module box 1 part in installation process.

[0052] Embodiment three

[0053] The utility model discloses second embodiment still provides a kind of construction method suitable for the drainage system of modular integrated building, comprising the following steps:

[0054] S100: make straight-through drain pipe fittings 521 and tee drain pipe fittings 522 with water stop ring, annular fixed plate, to replace the conventional floor pre-buried steel sleeve, so that the subsidence height of bathroom area in module box 1 can be reduced;

[0055] S200: in the stage of making module box 1, fixed pipe fittings 52 are installed in specified position by limiting assembly, and are integrated with bottom plate module 12 by later pouring;

[0056] S300: the steel reinforcement cage of top plate module 11 is tied reverse ridge 4 and the steel reinforcement cage of positioning groove 2, and formwork is carried out;The steel reinforcement cage of bottom plate module 12 steel reinforcement cage is tied positioning block 3 and the steel reinforcement cage of limiting frame, and formwork is carried out;

[0057] S400: pouring module box 1, and detecting whether each part reaches standard, and corresponding finishing is carried out;

[0058] S500: positioning drilling is carried out in reverse ridge, after drilling is completed, whether the center line of first via hole group coincides with first via hole group 5 is detected;After drilling is completed, upper adapter pipe 7 and butt joint pipe 6 are sequentially assembled, and other accessory installation operations of drainage system are completed;

[0059] S600: module box 1 is transported to specified point installation, and steel mesh and mortar are laid on the top of top plate module 11;

[0060] S700: hoisting upper module box is carried out, and the positioning block 3 of upper module box is aligned with positioning groove 2, and upper module box is descended, so that positioning block 3 is embedded in positioning groove 2, and the accurate positioning of upper and lower module box is carried out;

[0061] S800: The outer circle of the upper and lower end of the upper connecting pipe 7 is smeared with adhesive, the upper end is inserted into the lower end of the fixed pipe 52 provided on the upper module box, and the lower end is inserted into the connecting pipe 6 of the module box 1, thereby completing the installation of the drainage system.

[0062] In the third embodiment of the utility model, the construction method replaces the conventional embedded steel sleeve in the floor by using the straight-through drainage pipe 521 and the three-way drainage pipe 522, thereby reducing the sinking height of the bathroom area in the module box 1; the reverse ridge 4 is made to block the concrete slurry from leaking into the first via group and the lower connecting pipe 5, and at the same time, it is integrated with the surrounding concrete slurry to form a sealed space, thereby isolating the gap between the upper and lower module boxes, so that the bottom of the fixed pipe 52 does not need to be blocked (the suspended ceiling can solve the decoration problem in the later period); by embedding the high-precision fixed pipe 52 and pre-installing the upper connecting pipe 7 and the connecting pipe 6 in the early stage, when installing on site in the later period, only the outer circle of the upper and lower end of the upper connecting pipe 7 is smeared with adhesive, the upper end is inserted into the lower end of the fixed pipe 52 provided on the upper module box, and the lower end is inserted into the connecting pipe 6 of the module box 1, thereby quickly completing the installation of the drainage system, thereby greatly improving the construction efficiency of the MIC modular integrated building.

[0063] Those skilled in the art can easily understand that the above description is only a preferred embodiment of the utility model, and is not used to limit the utility model, and any modification, equivalent replacement and improvement made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A drainage system suitable for use in a modular integrated building, characterized in that, The utility model relates to a kind of module box and its connection structure, including: Reverse ridge (4) is arranged on the top plate module (11) of module box (1), and first via group is arranged in it; Lower adapter pipe (5) is arranged on the bottom plate module (12), and the lower adapter pipe (5) includes lower pipe body (51) and fixed pipe fitting (52);The fixed pipe fitting (52) is embedded in the corresponding place of bottom plate module (12);The lower pipe body (51) is inserted and fixed in the upper end of fixed pipe fitting (52); The butt pipe (6) fixedly arranged on the upper end of the lower pipe body (51) is sleeved; Upper adapter pipe (7) is inserted and fixed in the butt pipe (6), and its other end is inserted and fixed in the lower end pipe body of fixed pipe fitting (52) arranged on the upper layer module box and arranged in first via group; And the sealing connection part between upper and lower layer module box (1) is arranged, which increases the connection strength of the present layer module box (1) and upper layer module box and seals the gap between them.

2. A drainage system suitable for use in a modular integrated building according to claim 1, wherein, The fixed pipe fitting (52) includes straight-through drain pipe fitting (521) and three-way drain pipe fitting (522), and the outer periphery of bottom is respectively provided with annular fixing plate, and the annular fixing plate is provided with positioning hole.

3. A drainage system suitable for use in a modular integrated building according to claim 2, wherein, The straight-through drain pipe fitting (521) and three-way drain pipe fitting (522) are respectively provided with water stop ring on pipe body.

4. A drainage system suitable for use in a modular integrated building according to any one of claims 1-3, characterized in that, The opening diameter of first via group is greater than the corresponding pipe diameter of upper adapter pipe (7), to facilitate the later pipeline adjustment alignment and butt joint operation of operating personnel.

5. A drainage system suitable for use in a modular integrated building according to any one of claims 1-3, characterized in that, The top plate module (11) is provided with positioning groove (2), and the reverse ridge (4) is arranged in the positioning groove (2);The bottom plate module (12) is provided with positioning block (3) at the corresponding position of bottom, and the size of the positioning block (3) is matched with the positioning groove (2), and the center points of the two are coincident in vertical direction.

6. A drainage system suitable for use in a modular integrated building according to claim 5, wherein, The bottom of the positioning block (3) is also provided with limiting frame, and the position of the limiting frame corresponds to the reverse ridge (4), and the size of the limiting frame is greater than that of the reverse ridge (4).

7. A drainage system suitable for use in a modular integrated building according to any one of claims 1-3, characterized in that, First glue solid layer is arranged between the lower pipe body (51) and the fixed pipe fitting (52), which seals and solidifies the connecting part between the lower pipe body (51) and the fixed pipe fitting (52), to prevent shaking and leakage between them.

8. A drainage system suitable for use in a modular integrated building according to any one of claims 1-3, characterized in that, Second glue solid layer is arranged between the upper end of upper adapter pipe (7) and the fixed pipe fitting (52) arranged on the upper layer module box, which seals and solidifies the connecting part between the upper adapter pipe (7) and the fixed pipe fitting (52) arranged on the upper layer module box.

9. A drainage system suitable for use in a modular integrated building according to any one of claims 1-3, characterized in that, Third glue solid layer is arranged between the upper end of upper adapter pipe (7) and the butt pipe (6), which seals and solidifies the connecting part between the lower end pipe body of upper adapter pipe (7) and the upper end of butt pipe (6).

10. A drainage system suitable for use in a modular integrated building according to any one of claims 1-3, characterized in that, The fixed pipe fitting (52) is made of PVC material.

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